ИНСТРУМЕНТ ДЛЯ ФРЕЗЕРОВАНИЯ ПАЗОВ И ПЛАСТИНА ДЛЯ ФРЕЗЕРОВАНИЯ ПАЗОВ ДЛЯ НЕГО

FIELD: process engineering. SUBSTANCE: invention relates to machine building and may be used for milling. Proposed tool comprises groove cutting plate to be fitted at tool holder edge. Said plate comprises first and second lateral sides and multiple edge surfaces between said first and second surfaces. Every said edge surface intersects with the other edge surface at angle to make tool tip. First and second side surfaces have the plate lateral reference surface to abut on holder reference surface. Said plate features mirror symmetry about central plane extending through edge surfaces between first and second lateral surfaces. Chip breaker is arranged at every edge surface and aligned with every tool tip and comprises recess under tool tip extending there towards. Extending section makes first and second chip removal recesses between extending section and first and second lateral surfaces. EFFECT: tool tip can be arranged at whatever side of tool holder, higher degree of finish. 15 cl, 7 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 508 966 (13) C2 (51) МПК B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2011140316/02, 01.03.2010 (24) Дата начала отсчета срока действия патента: 01.03.2010 (73) Патентообладатель(и): СЕКО ТУЛЗ АБ (SE) R U Приоритет(ы): (30) Конвенционный приоритет: 05.03.2009 SE 0950124-8 06.03.2009 SE 0900285-8 (72) Автор(ы): ЭЙДЕРКЛИНТ Кристер (SE) (43) Дата публикации заявки: 10.04.2013 Бюл. № 10 2 5 0 8 9 6 6 (45) Опубликовано: 10.03.2014 Бюл. № 7 (56) Список документов, цитированных в отчете о поиске: US 4583887 A, 22.04.1986. RU 2108208 C1, 10.04.1998. RU 33055 U1, 10.10.2003. DE 10144734 A1, 27.03.2003. 2 5 0 8 9 6 6 R U (86) Заявка PCT: SE 2010/050234 (01.03.2010) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 05.10.2011 (87) Публикация заявки РСТ: WO 2010/101516 (10.09.2010) Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр.3, ООО " ...

РЕЖУЩАЯ ПЛАСТИНА И ИНДЕКСИРУЕМЫЙ ВРАЩАЮЩИЙСЯ РЕЖУЩИЙ ИНСТРУМЕНТ

FIELD: metalworking. SUBSTANCE: cutting plate is intended for milling 90° ledge and comprises first and second end sufaces, peripheral side surface between them and cutting edge formed at the section of crest intersection between the first end surface and peripheral side surface. Cutting edge is formed so that the first end surface performs the function of the front surface, and a part of the peripheral side surface performs the function of the back surface. Section of side surface relating to the peripheral side surface is adjacent at least part of the cutting edge, includes the first section of rear surface and is adjoining to cutting edge, the second section of rear surface, the third section (20) of rear surface and the fourth section of rear surface in this order from the side of the first end surface to the side of the second end surface. EFFECT: as a result - higher vibration resistance due to reduction of self-oscillations. 9 cl, 11 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК B23C 5/20 (13) 2 602 919 C1 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2015111016/02, 30.08.2013 (24) Дата начала отсчета срока действия патента: 30.08.2013 (72) Автор(ы): СИОТА Юсуке (JP), АСО Такахиро (JP) (73) Патентообладатель(и): ТУНГАЛОЙ КОРПОРЕЙШН (JP) Приоритет(ы): (30) Конвенционный приоритет: R U 27.09.2012 JP 2012-213413 (45) Опубликовано: 20.11.2016 Бюл. № 32 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 27.04.2015 (86) Заявка PCT: JP 2013/073422 (30.08.2013) 2 6 0 2 9 1 9 (56) Список документов, цитированных в отчете о поиске: JP 2008213078 A, 18.09.2008. SU 416172 A2, 25.02.1974. SU 944817 A1, 23.07.1982. RU 2318635 C1, 10.03.2008. RU 2254212 C1, 20.06.2005. 2 6 0 2 9 1 9 R U WO 2014/050438 (03.04.2014) Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр. 3, ООО "Юридическая фирма Городисский и Партнеры" (54) РЕЖУЩАЯ ПЛАСТИНА И ИНДЕКСИРУЕМЫЙ ВРАЩАЮЩИЙСЯ РЕЖУЩИЙ ИНСТРУМЕНТ ...

ВРАЩАЮЩИЙСЯ РЕЖУЩИЙ ИНСТРУМЕНТ И ДВУХСТОРОННЯЯ РЕЖУЩАЯ ПЛАСТИНА, СОДЕРЖАЩАЯ ВСПОМОГАТЕЛЬНЫЕ ЗАДНИЕ ПОВЕРХНОСТИ ПЕРЕМЕННОЙ ШИРИНЫ, ДЛЯ НЕГО

РЕЖУЩИЙ ИНСТРУМЕНТ ДЛЯ ТОРЦЕВОГО ФРЕЗЕРОВАНИЯ КОМПОЗИТНОГО МАТЕРИАЛА, СООТВЕТСТВУЮЩИЙ СПОСОБ ТОРЦЕВОГО ФРЕЗЕРОВАНИЯ, РЕЖУЩАЯ ПЛАСТИНА И КОРПУС ИНСТРУМЕНТА

... 1. Режущий инструмент для торцевого фрезерования обрабатываемой детали перпендикулярно к оси (82) режущего инструмента (80), содержащего:корпус (62) инструмента, включающий в себя первое и второе гнездо (62, 64; 64, 66; 66, 68) под режущую пластину для закрепления одной режущей пластины (32, 34, 36, 38);первую и вторую режущие пластины (32, 34; 34, 36; 36, 38), закрепляемые в первом и втором гнезде (62, 64; 64, 66; 66, 68) под режущую пластину соответственно, причем первая и вторая режущие пластины (32, 34; 34, 36; 36, 38) и гнезда (62, 64; 64, 66; 66, 68) под режущую пластину выполнены так, что при закреплении первой и второй режущих пластин (32, 34; 34, 36; 36, 38) в соответствующем гнезде (62, 64, 66, 68) под режущую пластину каждая режущая пластина (32, 34, 36, 38) имеет:основную режущую кромку (40) для радиальной механической обработки обрабатываемой детали (20),вспомогательную режущую кромку (44), которая связана с основной режущей кромкой (40) и является зачистной кромкой для осевой ...

Familie drehbarer Schneideinsätze

Eine Familie drehbarer Schneidwerkzeuge umfasst zumindest zwei Werkzeughalter, welche unterschiedliche Durchmesser haben. Jeder Werkzeughalter hat eine erste und eine zweite Seite, wobei die erste Seite und die zweite Seite im Wesentlichen senkrecht zu einer Rotationsachse des Werkzeughalters verlaufen, und hat zumindest eine Einsatzanlagefläche auf jeder der ersten und zweiten Seiten, wobei die Einsatzanlageflächen auf der ersten und zweiten Seite jedes Werkzeughalters im Wesentlichen Spiegelbilder voneinander sind, und wobei die Einsatzanlageflächen auf jeder der ersten und zweiten Seiten jedes Werkzeughalters im Wesentlichen identisch mit den Einsatzanlagefläche auf jedem der anderen der zumindest zwei Werkzeughalter sind, und wobei eine Mehrzahl identischer Schneideinsätze an jedem der zumindest zwei Werkzeughalter montiert ist, jeder Einsatz eine erste Seitenfläche, eine zweite Seitenfläche und eine Mehrzahl von Randflächen zwischen den ersten und zweiten Seitenflächen hat, jede Randfläche ...

TURNING EMPLOYMENT FOR FINAL MILLING

CUTTING TOOL AND GUMPTION EMPLOYMENT

CUT EMPLOYMENT TOOL MOUNTING PLATE AND ASSOCIATED PROCEDURE

Milling cutting insert and milling tool

Es wird ein Frässchneideinsatz (1) bereitgestellt, mit einer Oberseite (2), die zumindest bereichsweise als Spanfläche ausgebildet ist, einer Unterseite (3), die zumindest bereichsweise als eine Auflagefläche ausgebildet ist, einer umlaufenden Seitenfläche (4), die die Oberseite (2) und die Unterseite (3) miteinander verbindet, und einer an dem Übergang von der Oberseite (2) zu der umlaufenden Seitenfläche (4) ausgebildeten Schneidkante (5). In der umlaufenden Seitenfläche (4) ist zumindest eine vertiefte Kühlmittelrille (8) ausgebildet, die sich von einem Übergang von der Unterseite (3) zu der Seitenfläche (4) in Richtung der Schneidkante (5) erstreckt und beabstandet von der Schneidkante (5) in der Seitenfläche (4) endet.

CUTTING INSERT

A double-sided reversible and indexable cutting insert comprises identical opposing first and second end faces (28) and a peripheral side surface (32) extending therebetween and a clamping through-bore (38) extending between, and opening out to, the first and second end faces, the cutting insert having a median plane extending between the first and second end faces, a through-bore axis extending perpendicularly through the median plane, and an Y-fold rotational symmetry about the through-bore axis; the peripheral side surface comprising Y major side surfaces (34) and Y minor side surfaces, each minor side surfaces interconnecting two adjacent major side surfaces (34); each minor side surface is a section of a single cylindrical surface having a given radius (R), the given radius (R) is greater than a minor side surface distance (D) of each minor side surface from the through-bore axis.

CUTTING INSERT, TOOL HOLDER, AND RELATED METHOD

A generally parallelogram-shaped cutting insert includes a top face; first and second main radial clearance faces, each intersecting the top face; first and second minor axial clearance faces each intersecting the top face and connecting the first and second main radial clearance faces; and a main cutting edge at the intersection of the top face and the first main radial clearance face. According to one non-limiting embodiment, the main cutting edge comprises a variable radial rake angle including a portion having a positive radial rake angle and a portion having a negative radial rake angle.

A milling tool as well as a milling insert therefor

本发明涉及一种铣削刀具及其铣削刀片，该铣削刀具装备有具有圆形基本形状的单面且可转位的铣削刀片。所述铣削刀片（2）的特征在于，所述铣削刀片（2）包括多个切向隔开且能够交替使用的切削刃（12），所述切削刃（12）分别从位于最靠近上参考平面的第一端（20）成弓形地下降至最低点，所述切削刃（12）从所述最低点（BP）朝第二端（21）再次上升，被包括在所述切削刃中的加强斜面（22）在从所述切削刃的第一端（20）朝所述第二端（21）的方向上形成有增加的宽度。

Tangential cutting insert and milling cutter

A tangential cutting insert (10) has two opposing side surfaces (12) and a peripheral surface (14) extending between the side surfaces. The peripheral surface (14) has four identical end surfaces (18). The intersections of the end and side surfaces include major cutting edges (20). The intersection of end surfaces and adjacent end surfaces include minor cutting edges (24). Each of the major (20) and minor (24) cutting edges has a rake surface (34) extending in an inward direction of the cutting insert (10). In a side view of the cutting insert the major cutting edges (22) are concave.

Cutting blade cutting tool and

CUTTING BIT WITH A FACE CUTTING EDGE, IN PARTICULAR FOR FACE MILLING CUTTERS

DOUBLE-SIDED CUTTING INSERT AND MILLING TOOL

CUTTING INSERT, TOOL HOLDER, AND RELATED METHOD

A generally parallelogram-shaped cutting insert includes a top face; first and second main radial clearance faces, each intersecting the top face; first and second minor axial clearance faces each intersecting the top face and connecting the first and second main radial clearance faces; and a main cutting edge at the intersection of the top face and the first main radial clearance face. According to one non-limiting embodiment, the main cutting edge comprises a variable radial rake angle including a portion having a positive radial rake angle and a portion having a negative radial rake angle.

TRIANGULAR CUTTING INSERT AND CUTTING TOOL

A triangular cutting insert (100) has first and second surfaces(102, 104), a midplane (M), a peripheral surface(106), with an insert center axis (G). The peripheral surface (106) has alternating relief flanks (114) and corners (116). A major cutting edge (118) formed between each relief flank (114) and the first and second surfaces (102, 104), connects at a corner to a wiper edge included in a bounding plane (PI, P2) of the insert (100). The wiper edge further connects to a transitional slope (120) directed toward the midplane (M) and an adjacent major cutting edge (118). Viewed along the insert center axis (G), an insert footprint is symmetrical to each corner bisector (B), and each major cutting edge (118) is perpendicular to the associated secondary slope (126). Viewed perpendicular to the bisector (B), the relief flank (114) is in a peripheral plane (P3), and the transitional slope (120) is between the peripheral plane (P3) and the insert center axis (G). Viewed along the comer bisector ...

MILLING TOOL

The invention relates to a milling tool having a rotation axis D, consisting of a tool shank -1- and a cutting region -2-. The cutting region -2- has at least one wiper cutting edge -3- which runs approximately perpendicularly to the rotation axis D and which merges at the circumference into a main cutting edge -4- and at the centre into a secondary cutting edge -5-. The secondary cutting edge -5- is offset rearwards from the wiper cutting edge -3- in the direction of the rotation axis D. According to the invention, a notch -6- designed as a cutting edge section is formed in the transition zone between wiper cutting edge -3- and secondary cutting edge -5-. The point -7- of this notch -6-, said point -7- being the rearmost point as seen in front view in the direction of the rotation axis D, lies behind the foremost point -8- of the secondary cutting edge -5-, wherein the angle α between the wiper cutting edge -3- and the adjoining section of the notch -6- is within the range of 90° to 175 ...

Milling tool as well as a milling insert therefor

A milling tool has single sided and indexable milling inserts having a round basic shape. Each milling insert has a plurality of tangentially spaced-apart and alternately usable cutting edges, which individually fall archedly from a first end, situated closest to an upper reference plane, to a lowest point, from which it again rises toward a second end. A reinforcing chamfer surface included in the cutting edge is formed with an increasing width in a direction from the first end of the cutting edge toward the second end.

HELICAL CUTTING INSERT WITH PROGRESSIVE CUTTING EDGE

An indexable, helical cutting insert includes at least one axial clearance slash extending from a bottom surface to one of said side walls forming a wiper on an edge of the axial clearance slash. In another embodiment, the cutting insert includes at least one inside cutting edge that extends outwardly a distance from the side wall. In another embodiment, the helical cutting insert includes at least one progressive cutting edge. In another embodiment, the cutting insert includes at least one helical cutting edge that is curved inwardly to enable the cutting insert to perform machining operations on cutters having different diameters.

MILLING/SURFACING METHOD AND DEVICE

A method for milling a planar surface, during which a milling cutter, an axis of rotation of which is perpendicular to a surface to be machined, is moved in a direction parallel to the plane of the surface, to machine the surface in a single machining operation, over a predetermined layer of material, using a single milling head, and the milling cutter, in a same axial position relative to the surface to be machined, simultaneously carries out rough working, at least one intermediate finishing operation, and a finishing operation over a same layer of material.

DOUBLE-SIDED TANGENTIAL CUTTING INSERT AND CUTTING TOOL SYSTEM USING THE SAME

A double-sided tangential cutting insert, as well as a tool holder system that carries a plurality of the double-sided tangential cutting inserts, that has a peripheral side shape, as viewed from one of said cutting rake faces, that includes a pair of generally identical opposing main cutting edges wherein each of the main cutting edge comprises a substantially straight main cutting edge portion and an adjoining convex main cutting edge portion. The convex main cutting edge portion is truncated by an adjacent convex minor side face so as to define a generally sharp edge and a point of truncation. The peripheral side shape further includes a pair of opposing full nose cutting edges with a nose cutting radius; and a pair of opposing convex minor cutting edges with a minor cutting edge radius. The minor cutting edge radius is at least about four times greater than the nose cutting radius.

Milling insert

РЕЖУЩАЯ ПЛАСТИНА, ДЕРЖАТЕЛЬ И ОТНОСЯЩИЙСЯ К НИМ СПОСОБ

FIELD: process engineering. SUBSTANCE: invention relates to machine building and may be used in cutting hard metals, in particular, at rotary head milling machines. Cutting plate is shaped, in fact, to parallelogram and comprises top surface, first and second major radial rear surfaces crossing said top surface. First and second auxiliary axial rear surfaces cross top surface to connect first and second major axial rear surfaces. Major cutting edge is located on intersection of top surface and first major radial rear surface. Major cutting edge comprises variable radial front clearance angle including section with positive radial front angle and that with negative radial front angle. First and second major radial rear surfaces comprise, at least, two radial rear surfaces. First and second major axial rear surfaces comprise, at least, two axial rear surfaces. Tool for peripheral cutting comprises holder with, at least, one seat for said cutting plate. Invention covers also the method of fitting said cutting plate in said holder seat. EFFECT: longer life, higher efficiency. 38 cl, 9 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 465 105 (13) C2 (51) МПК B23C 5/22 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2009111888/02, 07.12.2007 (24) Дата начала отсчета срока действия патента: 07.12.2007 (73) Патентообладатель(и): ТИ ДИ УАЙ ИНДАСТРИЗ, ИНК. (US) R U Приоритет(ы): (30) Конвенционный приоритет: 16.01.2007 US 60/885,053 03.05.2007 US 11/743,803 (72) Автор(ы): ДЮФУР Жан-Люк (US), ФАН Кс. Дэниел (US), ВИЛЛС Дэвид Дж. (US), ФЕСТО Жилль (FR), ХАРТМАН Томас Б. (US) (43) Дата публикации заявки: 10.10.2010 Бюл. № 28 2 4 6 5 1 0 5 (45) Опубликовано: 27.10.2012 Бюл. № 30 (56) Список документов, цитированных в отчете о поиске: US 6050752 А, 18.04.2000. SU 1278110 A1, 23.12.1986. RU 2005110805 A1, 20.10.2006. RU 2138371 C1, 27.04.1994. US 5052863 A, 01.10.1991. 2 4 6 5 1 0 5 R U (86) Заявка PCT: US 2007/086717 (07. ...

ФРЕЗА И РЕЖУЩАЯ ПЛАСТИНА ДЛЯ НЕЕ

FIELD: technological processes. SUBSTANCE: plate comprises a plurality of tangentially spaced and alternately used cutting edges, each of which arches from the first end, which is the closest to the upper support plane, to the lowest point from which it rises again to the second end. On the surface of cutter, a reinforcing padding surface is made, included in the cutting edge, which has an increasing width in the direction from the first end of the cutting edge to the second end. EFFECT: reinforced cutting edge with optimal geometry, chip separation improves, material cutting process is facilitated. 25 cl, 20 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 630 113 C2 (51) МПК B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2013139372, 23.08.2013 (24) Дата начала отсчета срока действия патента: 23.08.2013 (72) Автор(ы): СУННВИУС, Ульрик (SE) (73) Патентообладатель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) Дата регистрации: (56) Список документов, цитированных в отчете о поиске: US 2009290946 A1, 26.11.2009. EP Приоритет(ы): (30) Конвенционный приоритет: 07.09.2012 SE 1251004-6 (45) Опубликовано: 05.09.2017 Бюл. № 25 2 6 3 0 1 1 3 R U (54) ФРЕЗА И РЕЖУЩАЯ ПЛАСТИНА ДЛЯ НЕЕ (57) Реферат: Изобретение относится к фрезам с односторонними и индексируемыми режущими пластинами, имеющими круглую основную форму. Пластина содержит множество тангенциально разнесенных и поочередно используемых режущих кромок, каждая из которых дугообразно опускается от первого конца, расположенного наиболее близко к верхней опорной плоскости, к самой нижней точке, от которой она снова поднимается ко Стр.: 1 второму концу. На поверхности фрезы выполнена усиливающая фасочная поверхность, включенная в состав режущей кромки, которая имеет увеличивающуюся ширину в направлении от первого конца режущей кромки ко второму концу. Обеспечивается усиленная режущая кромка с оптимальной геометрией, улучшается стружкоотделение, ...

РЕЖУЩАЯ ПЛАСТИНА И ИНСТРУМЕНТ ДЛЯ ФРЕЗЕРОВАНИЯ ЗАПЛЕЧИКОВ

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2019 119 202 A (51) МПК B23C 5/06 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2019119202, 10.11.2017 (71) Заявитель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) Приоритет(ы): (30) Конвенционный приоритет: 22.12.2016 EP 16206443.0 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 22.07.2019 R U (43) Дата публикации заявки: 22.01.2021 Бюл. № 3 (72) Автор(ы): ЭРИКССОН, Томас (SE), ЯНССОН УДД, Йерген (SE) (86) Заявка PCT: (87) Публикация заявки PCT: WO 2018/114134 (28.06.2018) A Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, строение 3, ООО "Юридическая фирма Городисский и Партнеры" R U (57) Формула изобретения 1. Режущая пластина (2) для инструмента (60) для фрезерования заплечиков, причем режущая пластина (2) имеет треугольную форму и медианную плоскость (4), проходящую через режущую пластину (2), причем режущая пластина (2) содержит первую поверхность (14), вторую поверхность (16) и периферийную поверхность (18), проходящую между первой поверхностью (14) и второй поверхностью (16), причем первая и вторая поверхности (14, 16) проходят на противоположных сторонах медианной плоскости (4), при этом режущая пластина (2) содержит первую режущую кромку (20), проходящую вдоль линии пересечения первой поверхности (14) с периферийной поверхностью (18), и вторую режущую кромку (20'''), проходящую вдоль линии пересечения второй поверхности (16) с периферийной поверхностью (18), причем первая и вторая режущие кромки (20, 20'''), если смотреть со стороны первой и второй поверхности (14, 16), соответственно, проходят вдоль угла (22) режущей пластины (2), при этом первая режущая кромка (20) содержит первую главную режущую кромку (24), первую угловую режущую кромку (26) и первую вспомогательную режущую кромку (28), зачищающую обрабатываемую поверхность, причем первая главная режущая кромка (24) соединяется с первой угловой режущей кромкой (26), а первая угловая ...

РЕЖУЩАЯ ПЛАСТИНА И РЕЖУЩИЙ ИНСТРУМЕНТ

... 1. Режущая пластина (10), прикрепляемая с возможностью съема к установочному гнезду (22) корпуса (21) режущего инструмента, содержащаяпереднюю поверхность(11),заднюю поверхность (12) ирежущую кромку (13), образованную на участке пересечения между передней поверхностью (11) и задней поверхностью (12),при этом режущая кромка (13) содержит, по меньшей мере, на своей части участок (13с) уменьшения угла, на котором угол режущей кромки постепенно уменьшается в направлении, в котором глубина резания режущей кромки (13) увеличивается.2. Режущая пластина (10) по п.1, в которой режущая кромка (13) имеет множество участков (13c) уменьшения углов.3. Режущая пластина (10) по п.1, в которойпередняя поверхность (11) содержитверхнюю переднюю поверхность, образованную на верхней поверхности, и нижнюю переднюю поверхность, образованную на нижней поверхности;задняя поверхность (12) образована на боковой поверхности, проходящей между верхней поверхностью и нижней поверхностью;при этом режущая кромка (13) содержит ...

РЕЖУЩАЯ ПЛАСТИНА ДЛЯ ФРЕЗЫ

... 1. Двухсторонняя индексируемая режущая пластина (100), имеющая первую (102) и вторую (104) квадратные торцевые поверхности, обращенные в противоположных направлениях, при этом каждая торцевая поверхность имеет опорную поверхность (108) и четыре угла (106) пластины, четыре боковые поверхности (112А, 112В, 112С, 112D), соединяющие первую и вторую торцевые поверхности с образованием в общем восьми кромок, каждая из которых включает главную режущую кромку (120), зачистную режущую кромку (122) и переходную кромку (124), соединяющую главную режущую кромку и зачистную режущую кромку, при этом по меньшей мере главная режущая кромка и зачистная режущая кромка расположены в одной плоскости, среднюю плоскость (М), расположенную посередине между первой и второй торцевыми поверхностями и пересекающую четыре боковые поверхности, при этом каждый угол пластины имеет соответствующие главную режущую кромку, проходящую от него в направлении вниз к средней плоскости, и зачистную режущую кромку, проходящую ...

Shell end milling tool has an end auxiliary cutting edge with a convex curvature, and structured dimensions, to give a smooth milled workpiece surface

The shell end milling tool (1) has a shaft (2) for fitting into the milling machine and a cutting section (3) to act on the workpiece surface. The cutting section lies within a theoretical cylinder, with a main cutting edge (5) at the circumference and at least one auxiliary cutting edge at the end with a given diameter (Dc). The auxiliary cutting edge has an end section on a projection of the tool axis with a convex curvature, with a radius of at leastDcdivide2 and at most800 mm. The center point of the convex curvature is at a gap of at mostDcdivide2.

Schneideinsatz sowie Schneidwerkzeug

Es wird ein Schneideinsatz (14) beschrieben, der eine polygonförmige Oberseite (20) aufweist. An den Kanten der Oberseite (20) sind Schneidkanten vorgesehen, die alternierend als Schruppschneidkanten (26) und Schlichtschneidkanten (28) ausgebildet sind. Dabei definieren die Schlichtschneidkanten (28) einen Inkreis (K1), der einen gegenüber einer Nenngröße des Schneideinsatzes (14) vergrößerten Durchmesser aufweist, und die Schruppschneidkanten (26) einen Inkreis (K2), der einen gegenüber der Nenngröße des Schneideinsatzes (14) verkleinerten Durchmesser aufweist. Zusätzlich wird ein Schneidwerkzeug vorgestellt, das einen Werkzeugkörper hat, an dem zumindest ein solcher Schneideinsatz (14) angeordnet ist.

GUMPTION EMPLOYMENT WITH PLAN CUT, IN PARTICULAR FOR PLAN DRILLS

Sealing device

Bei einer Dichteinrichtung für die Abdichtung von einander zugewandten Flächen benachbarter Maschinenteile, wie z.B. Formwerkzeuge, mit einem aufblähbaren Dichtschlauch (4), wobei zumindest ein offenes Ende (8) des Dichtschlauches (4) an eine Druckleitung für Druckmedium anschließbar ist, und mit einem Endstück (10) für den Dichtschlauch (4), weist das Endstück (10) eine insbesondere aufweitbare Durchführung für einen durchgeführten Abschnitt des Dichtschlauches (4) derart auf, dass das offene Ende (8) aus dem Endstück (10) vorragt.

Method and system for issuing and settlement an invoice

Ein System sowie ein Verfahren zum Ausgeben und Begleichen einer Rechnung bei einem Erwerb von Waren und/oder Dienstleistungen umfassen: ein Kassensystem (11) zum Erfassen der zu verrechnenden Waren und/oder Dienstleistungen sowie zum Erstellen der Rechnung in elektronischer Form, - einen Drucker (17) zum Ausgeben der Rechnung, insbesondere mit einer Bestätigung der erfolgten Begleichung derselben, gewünschtenfalls in gedruckter Form, und - ein Bezahlterminal (13) zur Begleichung der Rechnung bei Kartenzahlung unter Verwendung beispielsweise einer Kreditkarte, Bankomatkarte, eines Mobiltelefons mit einer App oder dgl., sowie eine Kassa zur Durchführung einer Barzahlung. Weiters ist ergänzend ein Zusatzgerät oder eine Zusatzfunktion ( 18) für eine Abfrage betreffend eine Ausgabe der Rechnung in gedruckter Form und/oder elektronischer Form unter Weiterleitung der Rechnung an eine dem von die Rechnung begleichenden Rechnungsempfänger zu spezifizierende Speichereinrichtung (15, 19) vorgesehen ...

GUMPTION EMPLOYMENT

CUTTING INSERT

Die Erfindung bezieht sich auf einen Schneideinsatz (10), der einen Einsatzkörper (20) mit einem im Wesentlichen kreisförmigen Querschnitt aufweist, wobei der Einsatzkörper (20) eine Vorderfläche (22), eine Rückfläche (24) und eine umgebende Seitenfläche (26) aufweist, die die Vorderfläche (22) und die Rückfläche (24) verbindet, wobei die Seitenfläche (26) mindestens eine Facette (30) aufweist, die sich zur Vorderfläche (22) erstreckt, wobei mindestens eine Schneidkante (40) an der Schnittstelle zwischen der Vorderfläche (22) und mindestens einer Facette (30) der Seitenfläche (26) geformt ist.

Doppelseitiger Frässchneideinsatz und Fräswerkzeug

Ein doppelseitiger Frässchneideinsatz (1) wird bereitgestellt, der eine an einer Schnittstelle einer Oberseite (2) und einer Seitenfläche (4) angeordnete erste Schneidkante (5), eine an einer Schnittstelle einer Unterseite (3) und einer Seitenfläche (4) angeordnete zweite Schneidkante (6) aufweist und jede der ersten und zweiten Schneidkante (5, 6) drei Schneidkantenabschnitte (7) aufweist, die durch Indexieren nacheinander nutzbar sind, wobei die Schneidkantenabschnitte (7) jeweils eine Schneidecke (53), eine an eine Seite der Schneidecke (53) angrenzende Hauptschneide (50) und eine an der anderen Seite der Schneidecke (53) angrenzende Planschneide (51) aufweisen. Die Hauptschneide (50) und die Planschneide (51) sind jeweils mit zunehmender Entfernung von der Schneidecke (53) in Richtung der Bezugsebene (XY) geneigt, sodass die erste und zweite Schneidkante (5, 6) in den Bereichen der Schneidecken (53) den größten Abstand von der Bezugsebene (XY) aufweisen. Die Seitenfläche (4) weist mehrere ...

Doppelseitiger Schneideinsatz und Fräswerkzeug

Die Erfindung betrifft einen doppelseitig verwendbaren Schneideinsatz (10) zum Fräsen mit einer Oberseite (11), einer Unterseite (12) und einer umlaufenden Seitenfläche (13). Es sind am Übergang von der Ober- (11) bzw. Unterseite (12) zur Seitenfläche (13) eine erste (14) bzw. zweite Schneidkante (15) ausgebildet. Der Schneideinsatz hat bezüglich einer Symmetrieachse (Z) eine 4-zählige Rotationssymmetrie und eine senkrecht zur Symmetrieachse verlaufende Referenzebene (XY). Die erste Schneidkante (14) und die zweite Schneidkante (15) weisen jeweils vier Schneidkantenabschnitte (20, 20', 20", 20'") auf, wobei ein Schneidkantenabschnitt jeweils aus einer Hauptschneide (21, 21', 21", 21"') und einer Planschneide (22, 22', 22", 22"') besteht, die über eine zugehörige abgerundete Schneidecke (23, 23', 23", 23"') miteinander verbunden sind. Die erste und zweite Schneidkante (14, 15) haben jeweils im Bereich der Schneidecken (23, 23', 23", 23"') den größten Abstand von der Referenzebene (XY). ln ...

Cutting insert

DOUBLE-SIDED CUTTING INSERT AND MILLING TOOL

The invention relates to a double-sided cutting insert (10) for milling, comprising an upper face (11), a lower face (12), and a circumferential lateral surface (13). A first (14) or a second cutting edge (15) is formed at the transition from the upper (11) or lower face (12) to the lateral surface (13). The cutting insert has a fourfold rotational symmetry with respect to an axis of symmetry (Z), and a reference plane (XY) running perpendicular to the axis of symmetry. The first cutting edge (14) and the second cutting edge (15) each have four cutting edge segments (20, 20', 20", 20"'), wherein the cutting edge segments each consist of a main cutting edge (21, 21', 21", 21"') and a face cutting edge (22, 22', 22", 22"') which are connected to each other via an associated rounded cutting corner (23, 23', 23", 23"'). The first and second cutting edges (14, 15) each have the greatest distance from the reference plane (XY) in the region of the cutting corners (23, 23', 23", 23"'). In the circumferential ...

INDEXABLE INSERT

ROTARY CUTTING TOOL AND REVERSIBLE CUTTING INSERT THEREFOR

In a rotary cutting tool (58) used for milling operations, a reversible indexable cutting insert (20) is removably secured in a cutting body (60). The cutting insert (20) has two opposing end surfaces (22) interconnected by a continuous peripheral surface (24), including three side surfaces (26) alternating with three corner surfaces (28). The side (26) and corner (28) surfaces intersect with both end surfaces (22) at side (40) and corner (42) edges, respectively, with each side (40) edge having a major cutting edge (44), and each corner edge (42) having a corner (46) and minor (48) cutting edge. Each major (44) and minor (48) cutting edge slopes away from first (El) and second (E2) end points, respectively, of its mutually associated corner cutting edge (46), towards a median plane (M). A first imaginary straight line (LI) extending perpendicular to the median plane (M) and intersecting any one of the corner cutting edges (46) at any point along its length except the second end point, ...

Cutting insert, body for cutting insert, and cutting tool

HELICAL CUTTING INSERT WITH AXIAL CLEARANCE SLASH

An indexable, helical cutting insert (10, 100, 200, 300, 400) includes at least one axial clearance slash extending from a bottom surface (240) to one of said side walls (254, 256, 258, 260) forming a wiper (202, 204, 206, 208) on an edge of the axial clearance slash. In another embodiment, the cutting insert (300) includes at least one inside cutting edge (310, 312) that extends outwardly a distance (318) from the side wall (354, 356). In another embodiment, the helical cutting insert (100) includes at least one progressive cutting edge (102, 166, 104, 168). In another embodiment, the cutting insert (400) includes at least one helical cutting edge (466, 468) that is curved inwardly to enable the cutting insert (400) to perform machining operations on cutters having different diameters (402, 408). © KIPO & WIPO 2008 ...

ferramenta de fresagem e pastilha de fresagem para a mesma

Cutting insert

A double-sided reversible and indexable cutting insert comprises identical opposing first and second end faces and a peripheral side surface extending therebetween. A clamping through-bore extends between and opens out to the first and second end faces. A median plane extends between the first and second end faces. A through-bore axis extends perpendicularly through the median plane. The cutting insert has Y-fold rotational symmetry about the through-bore axis. The peripheral side surface comprises Y major side surfaces and Y minor side surfaces, each minor side surfaces interconnecting two adjacent major side surfaces. Each minor side surface is a section of a single cylindrical surface having a given radius, the given radius is greater than a minor side surface distance of each minor side surface from the through-bore axis.

HELICAL CUTTING INSERT WITH MULTIPLE CUTTING EDGES

An indexable, helical cutting insert (10, 100, 200, 300, 400) includes at least one axial clearance slash extending from a bottom surface (240) to one of said side walls (254, 256, 258, 260) forming a wiper (202, 204, 206, 208) on an edge of the axial clearance slash. In another embodiment, the cutting insert (300) includes at least one inside cutting edge (310, 312) that extends outwardly a distance (318) from the side wall (354, 356). In another embodiment, the helical cutting insert (100) includes at least one progressive cutting edge (102, 166, 104, 168). In another embodiment, the cutting insert (400) includes at least one helical cutting edge (466, 468) that is curved inwardly to enable the cutting insert (400) to perform machining operations on cutters having different diameters (402, 408).

DOUBLE-SIDED CUTTING INSERT FOR MILLING

The invention relates to a double-sided cutting insert (1) for milling, in particular for face milling. A first cutting edge (8) and a second cutting edge (10) each have: main cutting blades (12) and auxiliary cutting blades (14) which are arranged in an alternating manner and each of which extends between an active cutting corner (16) and a passive cutting corner (18). Each main cutting blade (12) extends starting with a first distance (A1) to the reference plane (R) at an active cutting corner (16) to a smaller second distance (A2) to the reference plane (R) at a passive cutting corner (18) in a monotonically decreasing manner. Each auxiliary cutting blade (14) end adjoining the active cutting corner (16) has a greater distance (A3) to the reference plane (R) than the other auxiliary cutting blade (14) end further away from the active cutting corner (16). Each circumferential lateral surface (6) has a flat auxiliary free surface (24) directly adjacent to the auxiliary cutting blade (14 ...

MILLING CUTTING INSERT

To reduce burrs that may be formed at a corner portion of a machined surface in a face milling process, there is provided a cutting insert that does not tend to form burrs. A milling cutting insert includes cutting edges provided as ridges each defined by an upper or lower face and a side face that intersect each other, the cutting edges including a flat cutting edge. The cutting edge include a major cutting edge provided between adjacent ones of corner portions, the flat cutting edge provided at the corner portion, and a minor cutting edge provided between the major cutting edge and the flat cutting edge. A surface roughness of a side face that is continuous with the major cutting edge is higher than a surface roughness of a side face that is continuous with the minor cutting edge.

CUTTING TOOL

Provided is a cutting tool such that the progress of wear is delayed and that wear resistance is excellent. This cutting tool is configured in such a way that multiple cover layers (7, 8, 9, 10, 11, 12, 14) are formed on the surface of a substrate (6); that the outermost layer (14), which is one of the cover layers, comprises a Ti(CxNyOz)a (x+y+z=1, 0x0.6, 0y00.6, 0.2z0.8, 1.0a1.7) layer; and that the thickness of that portion of the outermost layer (14) which is located in the center section (3a) of a flank surface is smaller than the surface roughness (Ra) of the outermost layer (14). The outermost layer (14) comes into contact with an article to be cut, leading to a coating being generated, with the result that the progress of wear is restricted.

Double-sided indexable face milling insert

A double-sided, indexable face milling insert, including an upperside, an underside, and a neutral plane (NP) parallel to the upperside and the underside, the neutral plane forming a right angle with a geometrical center axis (C2). A plurality of indexable cutting edges are formed along circumferential borderlines in transitions between a number of clearance surfaces and the upperside as well as the underside. Each cutting edge includes a chip-removing main edge and a surface-wiping secondary edge, the secondary edge forming an obtuse angle with the main edge in planar view. A corner clearance surface extends between and connects each pair of upper and lower secondary edges, the corner clearance surface including first and second part surfaces which each form an acute angle () in side elevation view with respective reference planes (RP) parallel to the neutral plane.

Indexable milling insert for milling tools

An indexable milling insert for milling tools, including a bottom surface, an opposite chip surface, and a plurality of side surfaces extending between the bottom surface and the opposite chip surface, two of the side surfaces being primary clearance surfaces and two of the side surfaces being secondary clearance surfaces. A plurality of cutting edges are formed between the opposite chip surface and the primary and secondary clearance surfaces. Two of the cutting edges that connect to the primary clearance surfaces are primarily parallel and constitute main cutting edges. At least one lock structure is provided and includes a locking surface arranged on one of the secondary clearance surfaces so that the locking surface and the primary clearance surface form an acute angle, alpha, in a section that is parallel to the bottom surface and intersects the locking surface. A coupling structure is arranged on the opposite chip surface and at least partly projects from a plane that is parallel ...

Face-milling insert

INDEXABLE INSERT

ТАНГЕНЦИАЛЬНАЯ РЕЖУЩАЯ ПЛАСТИНА И ФРЕЗА

FIELD: machine building. SUBSTANCE: group of inventions relates to machine building and may be used in milling. Tangential cutting plate comprises two opposite lateral surfaces and peripheral surface located between them with four identical face surfaces. Line of intersection of end and side surfaces make major cutting edges, line of intersection of end surfaces and adjacent end surfaces - auxiliary cutting edges. Each of the main and auxiliary cutting edges has a front surface directed inside the cutting plate. On side view of cutting plate main cutting edges are made concave. Disclosed is a milling cutter for use of said cutting plate. EFFECT: processing of part rectangular ledges. 10 cl, 6 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК B23C 5/06 (13) 2 579 867 C2 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2013140456/02, 05.01.2012 (24) Дата начала отсчета срока действия патента: 05.01.2012 Приоритет(ы): (30) Конвенционный приоритет: (72) Автор(ы): САТРАН, Амир (IL), ЗИБЕНБЕРГ, Александр (IL), ЧЕН, Данни (IL) 31.01.2011 IL 210966 (43) Дата публикации заявки: 10.03.2015 Бюл. № 7 R U (73) Патентообладатель(и): ИСКАР ЛТД. (IL) (45) Опубликовано: 10.04.2016 Бюл. № 10 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 02.09.2013 2 5 7 9 8 6 7 (56) Список документов, цитированных в отчете о поиске: US 2008226403 A1,18.09.2008. JP 2006281433 A, 19.10.2006. SU 1423291 A1, 15.09.1988. RU 2354511 C2, 10.05.2009. RU2304037 C1, 10.08.2007. (86) Заявка PCT: 2 5 7 9 8 6 7 R U C 2 C 2 IL 2012/000002 (05.01.2012) (87) Публикация заявки PCT: WO 2012/104832 (09.08.2012) Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, строение 3, ООО "Юридическая фирма Городисский и партнеры" (54) ТАНГЕНЦИАЛЬНАЯ РЕЖУЩАЯ ПЛАСТИНА И ФРЕЗА (57) Реферат: Группа изобретений относится к поверхностей и смежных торцевых поверхностей машиностроению и может быть использована на - вспомогательные режущие кромки. ...

ИНДЕКСИРУЕМАЯ РЕЖУЩАЯ ПЛАСТИНА

FIELD: mechanics. ^ SUBSTANCE: cutting blade consists of two deployed relative to each other and passing to each other component part each of them allows one polygonal reference surface. At one component part there are implemented several cutting edges for rough work, and at other component part there are implemented several cutting edges for end finishing, herewith mentioned cutting edges for rough work and end finishing are located with ability of simultaneous action to treated blank by cutting edge for rough work of one component part and by cutting edge for end finishing of other component part. ^ EFFECT: expansion of manufacturing capability. ^ 11 cl, 5 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 368 465 (13) C1 (51) МПК B23B 27/16 (2006.01) B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21), (22) Заявка: 2008101779/02, 08.11.2006 (24) Дата начала отсчета срока действия патента: 08.11.2006 (73) Патентообладатель(и): КЕННАМЕТАЛ ИНК. (US) R U (30) Конвенционный приоритет: 15.11.2005 DE 102005054434.7 (72) Автор(ы): ШПИТЦЕНБЕРГЕР Конрад (DE) (45) Опубликовано: 27.09.2009 Бюл. № 27 2 3 6 8 4 6 5 (56) Список документов, цитированных в отчете о поиске: DE 1232436 A, 12.01.1967. SU 623665 A, 16.09.1978. SU 1725493 A1, 20.09.1996. RU 2196026 C2, 10.03.2003. (85) Дата перевода заявки PCT на национальную фазу: 16.01.2008 2 3 6 8 4 6 5 R U (87) Публикация PCT: WO 2007/057113 (24.05.2007) C 1 C 1 (86) Заявка PCT: EP 2006/010696 (08.11.2006) Адрес для переписки: 129090, Москва, ул.Б.Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. А.В.Мицу, рег.№ 364 (54) ИНДЕКСИРУЕМАЯ РЕЖУЩАЯ ПЛАСТИНА (57) Реферат: Режущая пластина состоит из двух развернутых относительно друг друга и переходящих друг в друга составляющих частей, каждая из которых имеет одну многоугольную базовую поверхность. Для расширения технологических возможностей на одной составляющей части выполнены ...

Двусторонняя режущая вставка и фрезерный инструмент

FIELD: technological processes.SUBSTANCE: group of inventions refers to the cutting of materials and can be used for milling corners in workpieces. Double-sided milling grade comprises an upper, lower and peripheral side surface. First and second milling edges are made on transitions from the upper and lower surfaces to the peripheral side surface. Relative to the axis of symmetry, the milling grade has a fourfold rotational symmetry and a reference plane perpendicular to the axis of symmetry. First and second milling edges comprise four sections, each of which comprises a leading edge and a scraping edge that are connected, located at a maximum distance from the reference plane in the region of the milling angles. On each peripheral side surface, the main rear surfaces and the scraping rear surfaces adjacent to the respective main edge and the scraping edge are formed. External angles formed between the main back surfaces and the reference plane are made of large outer corners formed between the swept back surfaces and the reference plane.EFFECT: quality processing of the corner surfaces of the billet is ensured.12 cl, 10 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 662 752 C1 (51) МПК B23C 5/22 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК B23C 5/22 (2006.01); B23C 5/06 (2006.01) (21)(22) Заявка: 2017104616, 11.08.2015 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): ЦЕРАТИЦИТ АУСТРИА ГЕЗЕЛЬШАФТ М.Б.Х. (AT) Дата регистрации: 30.07.2018 676148 A3, 25.07.1979. RU 85383 U1, 10.08.2009. JPH 07237025 A, 12.09.1995. 03.09.2014 AT GM 311/2014 (45) Опубликовано: 30.07.2018 Бюл. № 22 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 03.04.2017 (86) Заявка PCT: (87) Публикация заявки PCT: WO 2016/033620 (10.03.2016) R U 2 6 6 2 7 5 2 Адрес для переписки: 191036, Санкт-Петербург, а/я 24 "НЕВИНПАТ" (54) Двусторонняя режущая вставка и фрезерный инструмент (57) Реферат: Группа ...

РЕЖУЩАЯ ПЛАСТИНА И РЕЖУЩИЙ ИНСТРУМЕНТ

... 1. Режущая пластина (10, 110, 210), содержащаядве противоположные торцевые поверхности (12, 14; 112, 114; 212, 214);периферийную поверхность (16, 116, 216), проходящую между двумя торцевыми поверхностями (12, 14; 112, 114; 212, 214);режущую кромку, сформированную на участке пересечения каждой торцевой поверхности (12, 14; 112, 114; 212, 214) и периферийной поверхности (16, 116, 216), при этом режущая кромка содержит множество режущих участков (18, 118, 218), каждый из которых содержит первую режущую кромку (18а, 118а, 218а) и вторую режущую кромку (18b, 118b, 218b); при этомесли смотреть на режущую пластину со стороны торцевой поверхности, на каждой торцевой поверхности (12, 14; 112, 114; 212, 214) сформированы чередующиеся первые вершины (20, 120, 220) и вторые вершины (22, 122, 222), которые имеют разные внутренние углы, при этом внутренний угол α первой вершины (20, 120, 220) меньше, чем внутренний угол β второй вершины (22, 122, 222);каждый режущий участок (18, 118, 218) расположен ...

ДВУСТОРОННИЕ РЕЖУЩИЕ ПЛАСТИНЫ ДЛЯ ФРЕЗЕРОВАНИЯ С БОЛЬШОЙ ПОДАЧЕЙ

... 1. Двусторонняя режущая пластина, имеющая ряд выпуклых режущих кромок, содержащая:а. верхнюю и нижнюю грани, разделенные виртуальной серединной плоскостью;б. по меньшей мере, три выпуклых режущих кромки на каждой из указанных верхней и нижней граней, причем каждая выпуклая режущая кромка, имеет, по меньшей мере, криволинейную зону режущей кромки;в. по меньшей мере, три угла вершины лезвия на каждой из указанных верхней и нижней граней, причем каждый угол вершины лезвия соединяет две из указанных выпуклых режущих кромок; иг. по меньшей мере, три периферических боковых поверхности, простирающихся от каждой из указанных верхней и нижней граней до указанной виртуальной серединной плоскости, причем каждая периферическая боковая поверхность, содержит:i. первую главную коническую периферическую поверхность, простирающуюся от главной криволинейной зоны выпуклой режущей кромки на указанной верхней грани в направлении сдвинутой по винтовой линии вспомогательной криволинейной зоны выпуклой режущей ...

РЕЖУЩАЯ ВСТАВКА КВАДРАТНОЙ ФОРМЫ, ИМЕЮЩАЯ ИЗОГНУТЫЕ ДОПОЛНИТЕЛЬНЫЕ И УГЛОВЫЕ РЕЖУЩИЕ КРОМКИ, И ВРАЩАЮЩИЙСЯ РЕЖУЩИЙ ИНСТРУМЕНТ

ИНСТРУМЕНТ ДЛЯ ФРЕЗЕРОВАНИЯ ПАЗОВ И ПЛАСТИНА ДЛЯ ФРЕЗЕРОВАНИЯ ПАЗОВ ДЛЯ НЕГО

... 1. Двухсторонняя пластина (23, 23') для фрезерования пазов, устанавливаемая на краю державки (25) инструмента (21) для фрезерования пазов со смещением, содержащая:первую боковую поверхность (27);вторую боковую поверхность (29); имножество краевых поверхностей (31) между первой и второй боковыми поверхностями, каждая из которых пересекается с другой краевой поверхностью в углу (33) и образует режущую кромку (35),при этом первая и вторая боковые поверхности (27 и 29) имеют боковую опорную поверхность (37 и 39) пластины для примыкания к упорной поверхности (41 и 43) в державке (25), и пластина (23, 23') имеет зеркальную симметрию относительно центральной плоскости (P), продолжающейся через краевые поверхности (31) посередине между первой и второй боковыми поверхностями (27 и 29), отличающаяся тем, что на каждой краевой поверхности (31) обеспечен стружколом (65), соответствующий каждой режущей кромке (35), при этом каждый стружколом (65) включает в себя выемку (67) под режущей кромкой (35) ...

РЕЖУЩАЯ ПЛАСТИНА, ДЕРЖАТЕЛЬ И ОТНОСЯЩИЙСЯ К НИМ СПОСОБ

... 1.Режущая пластина по существу в форме параллелограмма содержит ! верхнюю поверхность; ! первую и вторую основные радиальные задние поверхности, причем каждая пересекает верхнюю поверхность; ! первую и вторую вспомогательные аксиальные задние поверхности, причем каждая пересекает верхнюю поверхность и соединяет первую и вторую основные радиальные задние поверхности; ! основную режущую кромку на пересечении верхней поверхности и первой основной радиальной задней поверхности, и ! изменяемый радиальный передний угол вдоль длины основной режущей кромки, причем основная режущая кромка включает в себя участок, имеющий положительный радиальный передний угол, и участок, имеющий отрицательный радиальный передний угол. ! 2. Режущая пластина по п.1, в которой радиальный передний угол основной режущей кромки изменяется от положительного радиального переднего угла до отрицательного радиального переднего угла вдоль всей основной режущей кромки. ! 3. Режущая пластина по п.1, дополнительно содержащая основную ...

ОДНОСТОРОННЯЯ ИНДЕКСИРУЕМАЯ РЕЖУЩАЯ ПЛАСТИНА ДЛЯ ВРЕЗНОГО ФРЕЗЕРОВАНИЯ И ИНСТРУМЕНТ ДЛЯ ВРЕЗНОГО ФРЕЗЕРОВАНИЯ

РЕЖУЩАЯ ПЛАСТИНА

... 1. Режущая пластина, содержащая:верхнюю поверхность, нижнюю поверхность и множество боковых поверхностей, соединяющих верхнюю и нижнюю поверхности и образующих тупой угол с нижней поверхностью и острый угол с верхней поверхностью;при этом боковые поверхности содержат первую боковую поверхность и вторую боковую поверхность, которые образуют тупой угол друг с другом, если смотреть сверху, причем основная режущая кромка образована на пересечении первой боковой поверхности и верхней поверхности, а наклонная режущая кромка только для фрезерования наклонных поверхностей и вспомогательная режущая кромка образованы на пересечении второй боковой поверхности и верхней поверхности,причем тупой угол, который вторая боковая поверхность образует с нижней поверхностью, больше, чем тупой угол, который первая боковая поверхность образует с нижней поверхностью.2. Пластина по п.1, в которой основная режущая кромка наклонена вниз от угла верхней поверхности, а наклонная режущая кромка наклонена вверх от точки ...

Schneideinsatz mit Planschneide, insbesondere für Planfräser

FRÄSER MIT WIPER-RADIUS

Double-sided cutting insert for milling

Es wird ein doppelseitiger Schneideinsatz zum Fräsen bereitgestellt, mit: einer Oberseite (2), einer Unterseite (4), einer umlaufenden Seitenfläche (6), einer ersten Schneidkante (8), die an einem Übergang von der Oberseite (2) zu der umlaufenden Seitenfläche (6) ausgebildet ist, einer zweiten Schneidkante (10), die an einem Übergang von der Unterseite (4) zu der umlaufenden Seitenfläche (6) ausgebildet ist, einer Symmetrieachse (S), bezüglich der der Schneideinsatz vierzählige Rotationssymmetrie aufweist, und einer senkrecht zu der Symmetrieachse (S) verlaufenden Referenzebene (R), die den Schneideinsatz in zwei Hälften unterteilt. Die erste Schneidkante (8) und die zweite Schneidkante (10) weisen jeweils auf: alternierend angeordnete Hauptschneiden (12) und Planschneiden (14), die sich jeweils zwischen angehobenen Schneidecken (16) und abgesenkten Schneidecken (18), die einen geringeren Abstand zu der Referenzebene (R) als die angehobenen Schneidecken (16) haben, erstrecken. Die umlaufende ...

Cutting Insert

Schneideinsatz (1) mit im Wesentlichen dreieckförmiger oder quadratischer Grundform mit einer Deckfläche (2) und einer Grundfläche (3), die durch seitliche Freiflächen (4) miteinander verbunden sind, wobei am Übergang wenigstens einer Freifläche (4) zur Deckfläche (2) eine Schneidkante (5) ausgebildet ist, welche Schneidkante (5) sich zwischen Schneidecken (6) erstreckt und die Schneidkante (5) einen in einer Seitenansicht auf eine Freifläche (4) konvexen Abschnitt (51) aufweist, wobei der konvexe Abschnitt (51) der Schneidkante (5) beidseitig von konkav gekrümmten Abschnitten (52a, 52b) begrenzt ist.

SWIVELLING CUTTING TOOL AS WELL AS GUMPTION EMPLOYMENT FOR MACHINE CUTTING TREATMENT

MILLING TOOL

DRILL WITH WIPER RADIUS

SQUARE-SHAPED CUTTING INSERT HAVING CURVED SECONDARY AND CORNER CUTTING EDGES, AND ROTARY CUTTING TOOL

An indexable cutting insert (20) has upper and lower surfaces (22, 24) with a peripheral surface (26) extending therebetween and having four side surfaces (30) alternating with four corner surfaces (32). The side and corner surfaces (30, 32) intersect the upper surface (22) to form side and corner cutting edges (40, 42) respectively. Each side cutting edge (40) includes a primary cutting edge (46) adjoining one of the corner cutting edges (42) at a first endpoint (N1) and a secondary cutting edge (48) adjoining another one of the corner cutting edges (42) at a second endpoint (N2). In a top view, the four primary cutting edges (46) define an imaginary first square (S1), each primary cutting edge (46) is tangential to its adjoining corner cutting edge (42), and each secondary cutting edge (48) is curved and entirely located in one of four imaginary quadrants (Q1, Q2, Q3, Q4). The insert is removably secured in a rotary cutting tool (58) such that one of the secondary cutting edges (48', ...

TOOLHOLDER AND TOOLHOLDER ASSEMBLY WITH ELONGATED SEATING PADS

A toolholder assembly has a pocket adapted to receive a double-sided on-edge cutting insert with wiper facets. A pocket has at least two sides and supports pads extending from each of the at least two sides, wherein the support pads contact the wiper facets of the cutting insert when the cutting insert is mounted within the pocket.

CUTTING INSERT AND MILLING TOOL

A single- sided tangential cutting insert (10) has a peripheral side surface (16) with N identical major sides (18). The cutting insert (10) has 360°/N rotational symmetry about an insert axis (A) passing through top and bottom surfaces (12, 14) of the insert (10), where N is an integer greater than 2 and each major side (18) is located between and merges with an adjacent major side (18). A cutting edge (20) is formed at the intersection of a relief surface (22) and a rake surface (24, figure 2). The rake surface (24) is located in the peripheral side surface (16) and extends in an inward direction of the cutting insert (10) from its associated cutting edge (20) to a side surface (44) of the associated major side (18). At least a portion of the relief surface (22) is located in the top surface (12).

TOOL AND METHOD OF MILLING OF METAL PART

A CUTTING INSERT WITH A VARYING CHAMFER ANGLE AT THE NOSE CUTTING EDGE

The present invention relates to a metal cutting insert (10) that is primarily intended for turning operations. The cutting insert comprises an upper surface (11), a lower surface (12) substantially parallel with said upper surface, and at least three side surfaces (13A, 13B) extending between said upper and lower surfaces. A transition between two adjacent side surfaces (13A, 13B) forming a rounded nose radius surface (14A) at a cutting insert corner (14). The cutting insert comprises a peripheral land (15, 15A, 15B) bridging the upper and side surfaces at least at the corner portion (14) at a chamfer angle (β-β)-An intersection of the land (15, 15A, 15B) and the nose radius surface (14A) forms a nose cutting edge (16). The nose cutting edge (16) is defined by at least one radius (R1). The cutting corner comprises at least one curved wiper edge (17,18). The chamfer angle (β) in a cross-section at the nose cutting edge (16) is larger than the chamfer angle in a cross-section a distance ...

A DOUBLE-SIDED CUTTING INSERT

Indexerbart hörnfrässkär

CUTTING INSERT, TOOL AND METHOD OF MACHINING A WORKPIECE

During the machining of a workpiece, in order to achieve a high surface quality of the machined workpiece, an at least hexagonal cutting insert is provided in which the edges forming the lips (16A,B) are arranged alternately at a small angle (α) and a large angle (ß) relative to one another and are designed alternately as roughing lips (16A) and finishing lips (16B). This ensures that a finishing lip (16B), following a roughing lip (16A), of the cutting insert (8) is effective over a greater length.

Cutting insert and indexable rotary cutting tool

A detachable cutting insert for an indexable rotary cutting tool, has a cutting edge portion that includes a major cutting edge continuous with a first end of a first corner edge near a short-side-direction side surface, which is formed into a straight line. The cutting insert has a first minor cutting edge that is continuous with a second end of the major cutting edge, which is formed into a circular arc. The cutting insert has a second minor cutting edge that is continuous with a third end of the first minor cutting edge, which is formed into a straight line. In a cross-sectional view of a rake face of the second minor cutting edge, perpendicular to the second minor cutting edge, a cross-sectional ridgeline of the rake face of the second minor cutting edge is formed into a convex shape protruding above a cross-sectional ridgeline of a reference plane.

Tool and method for milling a metal part

L'invention se rapporte à un outil de fraisage comportant une dent de fraisage (13) unique, destinée à être entraînée en rotation à une vitesse comprise entre 8000 et 20000 tours par minute, l'outil (9) présentant une vitesse d'avance de 300 à 600 millimètres par minute, et ladite dent (13) présentant : - un angle d'hélice nul, - un angle de coupe nul, - un plat de planage (15) d'une longueur comprise entre 1,3 et 1,5 millimètres, ayant une dépouille comprise entre 5° et 8°, et situé à une distance à l'axe de rotation (B) de 4 à 8 millimètres. L'invention se rapporte aussi au procédé de fraisage (200) associé.

MILLING CUTTING INSERT

CUTTING INSERT

РЕЖУЩАЯ ПЛАСТИНА И ИНСТРУМЕНТ ДЛЯ ФРЕЗЕРОВАНИЯ ЗАПЛЕЧИКОВ

FIELD: material processing. SUBSTANCE: group of inventions relates to the treatment of materials by cutting and can be used for milling shoulders. The cutting plate has a triangular shape and has the first surface, the second surface and a peripheral surface located between them. The peripheral surface includes a recessed peripheral tapered portion and the first and second flank surfaces extending along the first and second main cutting edges. Each of the first and second flank surfaces forms a negative nominal clearance angle. Each of the first and second major cutting edges is located within the recessed peripheral neck when viewed from the first and second surfaces, respectively. EFFECT: tool life is increased. 7 cl, 5 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 746 549 C2 (51) МПК B23C 5/06 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК B23C 5/06 (2021.02) (21)(22) Заявка: 2019119202, 10.11.2017 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) Дата регистрации: 15.04.2021 22.12.2016 EP 16206443.0 (43) Дата публикации заявки: 22.01.2021 Бюл. № 3 (56) Список документов, цитированных в отчете о поиске: US 2015190868 A1, 09.07.2015. WO 2014006609 A1, 09.01.2014. RU 2013137446 A, 27.02.2015. SU 1505683 A1, 07.09.1989. (45) Опубликовано: 15.04.2021 Бюл. № 11 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 22.07.2019 2 7 4 6 5 4 9 Приоритет(ы): (30) Конвенционный приоритет: R U 10.11.2017 (72) Автор(ы): ЭРИКССОН, Томас (SE), ЯНССОН УДД, Йерген (SE) EP 2017/078860 (10.11.2017) C 2 C 2 (86) Заявка PCT: (87) Публикация заявки PCT: R U 2 7 4 6 5 4 9 WO 2018/114134 (28.06.2018) Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, строение 3, ООО "Юридическая фирма Городисский и Партнеры" (54) РЕЖУЩАЯ ПЛАСТИНА И ИНСТРУМЕНТ ДЛЯ ФРЕЗЕРОВАНИЯ ЗАПЛЕЧИКОВ (57) Реферат: Группа изобретений относится к обработке первой и второй главных ...

РЕЖУЩАЯ ПЛАСТИНА

FIELD: process engineering. SUBSTANCE: invention relates to machine building and may be used for cutting of materials by, for example, mills with cutting plates inserted in its body. Cutting plate comprises top surface, bottom surface and multiple lateral surfaces jointing said top and bottom surfaces to make obtuse angle with bottom surface and acute angle with top surface. Lateral surface comprises first and second lateral surfaces that make obtuse angle with each other if seen from above. Major cutting edge is formed at intersection of the first lateral surface and top surface. Inclined cutting edge intended solely for milling of inclined surfaces and auxiliary cutting edge are formed at intersection of second lateral surface and top surface. Obtuse angle formed by lateral surface and bottom surface is larger than that formed by first lateral surface with bottom surface. Angle formed by first lateral surface with bottom surface increases along major primary cutting edge from top surface angle to intersection with inclined cutting edge. Invention covers also the cutting plate implementation versions. EFFECT: possibility of machining part inclined surfaces, higher quality of machining. 14 cl, 25 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 492 973 (13) C2 (51) МПК B23C 5/02 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2011154158/02, 26.06.2009 (24) Дата начала отсчета срока действия патента: 26.06.2009 (73) Патентообладатель(и): ТАЕГУТЕК ЛТД. (KR) (45) Опубликовано: 20.09.2013 Бюл. № 26 2 4 9 2 9 7 3 (56) Список документов, цитированных в отчете о поиске: US 20082322912 A1, 25.09.2008. US 5597271 A, 28.01.1997. US 2007071559 A1, 29.03.2007. RU 97107989 A, 20.04.1999. RU 2067514 C1, 10.10.1996. (85) Дата начала рассмотрения заявки PCT на национальной фазе: 29.12.2011 2 4 9 2 9 7 3 R U (87) Публикация заявки РСТ: WO 2010/137762 (02.12.2010) C 2 C 2 (86) Заявка PCT: KR 2009/003477 (26.06.2009) Адрес для ...

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РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2019 119 202 A (51) МПК B23C 5/06 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2019119202, 10.11.2017 (71) Заявитель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) Приоритет(ы): (30) Конвенционный приоритет: 22.12.2016 EP 16206443.0 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 22.07.2019 R U (43) Дата публикации заявки: 22.01.2021 Бюл. № 3 (72) Автор(ы): ЭРИКССОН, Томас (SE), ЯНССОН УДД, Йерген (SE) (86) Заявка PCT: (87) Публикация заявки PCT: WO 2018/114134 (28.06.2018) A Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, строение 3, ООО "Юридическая фирма Городисский и Партнеры" R U (57) Формула изобретения 1. Режущая пластина (2) для инструмента (60) для фрезерования заплечиков, причем режущая пластина (2) имеет треугольную форму и медианную плоскость (4), проходящую через режущую пластину (2), причем режущая пластина (2) содержит первую поверхность (14), вторую поверхность (16) и периферийную поверхность (18), проходящую между первой поверхностью (14) и второй поверхностью (16), причем первая и вторая поверхности (14, 16) проходят на противоположных сторонах медианной плоскости (4), при этом режущая пластина (2) содержит первую режущую кромку (20), проходящую вдоль линии пересечения первой поверхности (14) с периферийной поверхностью (18), и вторую режущую кромку (20'''), проходящую вдоль линии пересечения второй поверхности (16) с периферийной поверхностью (18), причем первая и вторая режущие кромки (20, 20'''), если смотреть со стороны первой и второй поверхности (14, 16), соответственно, проходят вдоль угла (22) режущей пластины (2), при этом первая режущая кромка (20) содержит первую главную режущую кромку (24), первую угловую режущую кромку (26) и первую вспомогательную режущую кромку (28), зачищающую обрабатываемую поверхность, причем первая главная режущая кромка (24) соединяется с первой угловой режущей кромкой (26), а первая угловая ...

Patent RU2017113932A3

ВУ” 2017113932`” АЗ Дата публикации: 04.02.2019 Форма № 18 ИЗПМ-2011 Федеральная служба по интеллектуальной собственности Федеральное государственное бюджетное учреждение 5 «Федеральный институт промышленной собственности» (ФИПС) ОТЧЕТ О ПОИСКЕ 1. . ИДЕНТИФИКАЦИЯ ЗАЯВКИ Регистрационный номер Дата подачи 2017113932/02(02437Т) 11.08.2015 РСТЛТ.2015/050818 11.08.2015 Приоритет установлен по дате: [ ] подачи заявки [ ] поступления дополнительных материалов от к ранее поданной заявке № [ ] приоритета по первоначальной заявке № из которой данная заявка выделена [ ] подачи первоначальной заявки № из которой данная заявка выделена [ ] подачи ранее поданной заявки № [Х] подачи первой(ых) заявки(ок) в государстве-участнике Парижской конвенции (31) Номер первой(ых) заявки(ок) (32) Дата подачи первой(ых) заявки(ок) (33) Код страны 1. 14/492,761 22.09.2014 05 Название изобретения (полезной модели): [Х] - как заявлено; [ ] - уточненное (см. Примечания) ВРАЩАЮЩИЙСЯ РЕЖУЩИЙ ИНСТРУМЕНТ И ДВУХСТОРОННЯЯ РЕЖУЩАЯ ПЛАСТИНА, СОДЕРЖАЩАЯ ВСПОМОГАТЕЛЬНЫЕ ЗАДНИЕ ПОВЕРХНОСТИ ПЕРЕМЕННОЙ ШИРИНЫ, ДЛЯ НЕГО Заявитель: ИСКАР ЛТД., Ш. 2. ЕДИНСТВО ИЗОБРЕТЕНИЯ [Х] соблюдено [ ] не соблюдено. Пояснения: см. Примечания 3. ФОРМУЛА ИЗОБРЕТЕНИЯ: [Х] приняты во внимание все пункты (см. Примечания) [ ] приняты во внимание следующие пункты: [ ] принята во внимание измененная формула изобретения (см. Примечания) 4. КЛАССИФИКАЦИЯ ОБЪЕКТА ИЗОБРЕТЕНИЯ (ПОЛЕЗНОЙ МОДЕЛИ) (Указываются индексы МПК и индикатор текущей версии) В23С 5/06 (2006.01) В23С 5/20 (2006.01) 5. ОБЛАСТЬ ПОИСКА 5.1 Проверенный минимум документации РСТ (указывается индексами МПК) В2ЗВ 27/00-27/22, 29/00-29/22, 5 1/00-51/14 В23С 5/00-5/24 5.2 Другая проверенная документация в той мере, в какой она включена в поисковые подборки: 5.3 Электронные базы данных, использованные при поиске (название базы, и если, возможно, поисковые термины): Езрасепеф, ]-Р]а(Раь Рабеагсв, КОРТО, ОЗРТО 6. ДОКУМЕНТЫ, ОТНОСЯЩИЕСЯ К ПРЕДМЕТУ ПОИСКА Кате- Наименование ...

ИНДЕКСИРУЕМАЯ РЕЖУЩАЯ ПЛАСТИНА

... 1. Индексируемая режущая пластина (10), содержащая две составляющие части (12, 14), которые переходят друг в друга и имеют, каждая, одну многоугольную базовую поверхность и выполнены с возможностью поворота относительно друг друга, отличающаяся тем, что несколько режущих кромок (30, 31) черновой обработки предусмотрены на одной составляющей части (14), и несколько режущих кромок (32) чистовой обработки предусмотрены на другой составляющей части (12), причем они расположены так, что обеспечивается одновременное воздействие режущей кромки (30, 31) черновой обработки одной составляющей части (14) и режущей кромки (32) чистовой обработки другой составляющей части (12) на обрабатываемую заготовку. ! 2. Пластина по п.1, отличающаяся тем, что базовая поверхность (16) представляет собой многоугольник с числом углов, равным n. ! 3. Пластина по п.2, отличающаяся тем, что базовая поверхность (16) представляет собой квадрат. ! 4. Пластина по п.1, отличающаяся тем, что каждая составляющая часть (12, ...

Schneideinsatz mit acht Hauptschneidkanten und acht Schlichtkanten und Schneidwerkzeug, das diesen enthält

Ein doppelseitiger Schneideinsatz zum Fräsen mit acht Hauptschneidkanten und acht Schlichtkanten. Der Schneideinsatz weist eine Ober- und Unterseite und vier Seitenflächen auf. Jede Seitenfläche umfasst eine erste und zweite Fläche, die zueinander geneigt sind. Die erste Fläche weist eine Hauptschneidkante, die zur Oberseite benachbart ist, und eine Schlichtkante auf, die zur Unterseite benachbart ist. Die zweite Fläche weist eine Schlichtkante, die zur Oberseite benachbart ist, und eine Hauptschneidkante auf, die zur Unterseite benachbart ist. Die Schlichtkante der zweiten Fläche ist vom Schneideinsatz bezüglich der Hauptschneidkante der ersten Fläche nach innen geneigt. Die Schlichtkante der ersten Fläche ist vom Schneideinsatz bezüglich der Hauptschneidkante der zweiten Fläche nach innen geneigt.

Dreieckiger Schneideinsatz und Schneidwerkzeug

Ein dreieckiger Schneideinsatz (100) hat erste und zweite Flächen (102, 104), eine Mittelebene (M), eine Umfangsfläche (106) mit einem Einsatzmittelachse (G). Die Umfangsfläche (106) hat alternierende Freiflanken (114) und Ecken (116). Eine Hauptschneidkante (118), die zwischen jeder Freiflanke (114) und den ersten und zweiten Flächen (102, 104) ausgebildet ist, ist an einer Ecke verbunden mit einer Schlichtkante, die in einer Begrenzungsebene (P1, P2) des Einsatzes (100) enthalten ist. Die Schlichtkante ist ferner verbunden mit einer Übergangsneigung (120) in Richtung der Mittelebene (M) und einer benachbarten Hauptschneidkante (118). Mit Blick entlang der Einsatzmittelachse (G) ist eine Einsatzgrundfläche symmetrisch bezüglich jeder Eckenhalbierungslinie (B), und jede Hauptschneidkante (118) ist senkrecht zu der zugeordneten sekundären Neigung (126). Mit Blick senkrecht zur Halbierungslinie (B) ist die Freiflanke (114) in einer Umfangsebene (P3), und die Übergangsneigung (120) ist zwischen ...

SCHNEIDEINSATZ UND SCHNEIDWERKZEUG, AN DEM DIESER MONTIERT IST

Ein Schneideinsatz der vorliegenden Erfindung umfasst: eine obere Fläche und eine untere Fläche; erste und zweite Seitenflächen; erste und zweite Schneidkantenteile; und Eckenschneidkanten, wobei das erste Schneidkantenteil umfasst: eine erste Hauptschneidkante zum Bilden eines Endes an einem Abschnitt, der am weitesten von der Eckenschneidkante beabstandet ist; eine erste Unterschneidkante, die mit der Eckenschneidkante verbunden ist; und eine erste Hilfsschneidkante zum Verbinden der ersten Hauptschneidkante und der ersten Unterschneidkante, um eine Stufe zwischen denselben zu bilden, und wobei die erste Unterschneidkante und die Eckenschneidkante eine gerade Linie bilden, wenn sie in Richtung der ersten Seitenfläche betrachtet werden, und nach oben in der Richtung entgegengesetzt zu der Richtung zu der unteren Fläche geneigt sind, während sie allmählich in der Richtung zu dem zweiten Schneidkantenteil hin verlaufen.

DOPPELSEITIGER SCHNEIDEINSATZ ZUM FRÄSEN

Es wird ein doppelseitiger Schneideinsatz (1) zum Fräsen, insbesondere zum Planfräsen bereitgestellt. Eine erste Schneidkante (8) und eine zweite Schneidkante (10) weisen jeweils auf: alternierend angeordnete Hauptschneiden (12) und Nebenschneiden (14), die sich jeweils zwischen aktiven Schneidecken (16) und passiven Schneidecken (18) erstrecken. Jede Hauptschneide (12) erstreckt sich ausgehend von einem ersten Abstand (A1) zu der Referenzebene (R) an einer aktiven Schneidecke (16) monoton fallend auf einen kleineren, zweiten Abstand (A2) zu der Referenzebene (R) an einer passiven Schneidecke (18). Das an der aktiven Schneidecke (16) anschließende Ende einer Nebenschneide (14) weist jeweils einen größeren Abstand (A3) zu der Referenzebene (R) auf, als das von der aktiven Schneidecke (16) abgewandte andere Ende der Nebenschneide (14). Die umlaufende Seitenfläche (6) weist unmittelbar angrenzend an die Nebenschneiden (14) jeweils ebene Nebenfreiflächen (24) auf und die jeweilige Nebenschneide ...

FRÄSWERKZEUG

A milling tool with an axis of rotation D has a tool shank and a cutter region. The cutter region has a planar cutting edge running approximately perpendicularly to the axis of rotation D and merges peripherally into a main cutting edge and centrally into a secondary cutting edge. The secondary cutting edge is offset rearwardly from the planar cutting edge in the direction of the axis of rotation D. The transitional zone between the planar cutting edge and the secondary cutting edge has a notch produced as a cutting edge portion. The rearmost point of this notch, as seen in an end view in the direction of the axis of rotation D, lies behind the forward-most point of the secondary cutting edge, the angle alpha between the planar cutting edge and the adjoining portion of the notch lying in the range of 90° to 175°, and the angle beta between the planar cutting edge and that portion of the notch adjoining the secondary cutting edge lying in the range of 3° to 90°. The angle gamma between that ...

Sealing device

Bei einer Dichteinrichtung für die Abdichtung von einander zugewandten Flächen benachbarter Maschinenteile, wie z.B. Formwerkzeuge, mit einem aufblähbaren Dichtschlauch (4), wobei zumindest ein offenes Ende (8) des Dichtschlauches (4) an eine Druckleitung für Druckmedium anschließbar ist, und mit einem Endstück (10) für den Dichtschlauch (4), weist das Endstück (10) eine insbesondere aufweitbare Durchführung für einen durchgeführten Abschnitt des Dichtschlauches (4) derart auf, dass das offene Ende (8) aus dem Endstück (10) vorragt.

CUTTING INSERT

A double-sided reversible and indexable cutting insert comprises identical opposing first and second end faces (28) and a peripheral side surface (32) extending therebetween and a clamping through-bore (38) extending between, and opening out to, the first and second end faces, the cutting insert having a median plane extending between the first and second end faces, a through-bore axis extending perpendicularly through the median plane, and an Y-fold rotational symmetry about the through-bore axis; the peripheral side surface comprising Y major side surfaces (34) and Y minor side surfaces, each minor side surfaces interconnecting two adjacent major side surfaces (34); each minor side surface is a section of a single cylindrical surface having a given radius (R), the given radius (R) is greater than a minor side surface distance (D) of each minor side surface from the through-bore axis.

CUTTING INSERT, TOOL HOLDER, AND RELATED METHOD

A generally parallelogram-shaped cutting insert includes a top face; firs t and second main radial clearance faces, each intersecting the top face; fi rst and second minor axial clearance faces each intersecting the top face an d connecting the first and second main radial clearance faces; and a main cu tting edge at the intersection of the top face and the first main radial cle arance face. According to one non-limiting embodiment, the main cutting edge comprises a variable radial rake angle including a portion having a positiv e radial rake angle and a portion having a negative radial rake angle. ...

CUTTING INSERT AND FACE MILLING CUTTER

A cutting insert (10) which is removably mounted to a tool body. The insert (10) is provided with a cutting edge (22) formed at the intersection between a rake surface (18) formed on a first surface (12) and a relief surface (20) having a positive relief angle. The relief surface (20) comprises a primary relief surface (20a) adjacent to a primary cutting edge (22a), a first secondary relief surface (20b) adjacent to a first secondary cutting edge (22b), and an intermediate relief surface (20m) adjacent to an intermediate cutting edge (22m) and extending between the primary relief surface and extending between the primary relief surface and the first secondary relief surface. The intermediate relief surface is provided with a protruding curved relief surface (20d) extending from the first surface (12). The intersection between the curved relief surface (20d) and the rake surface (18) has a predetermined curvature radius and has substantially the same shape as the intersection between the ...

CUTTING INSERT AND CUTTING TOOL

Provided is a cutting insert having a cutting edge that can inhibit the cutting resistance applied to a cutting boundary section from increasing with an increase in cutting depth. The cutting insert has one or more rake faces, a flank face, and a cutting edge formed at the intersection of the rake face and the flank face, and is removably attached to an attachment seat of a cutting tool body. The cutting edge has, in at least a portion thereof, a decreased-cutting-angle cutting edge section in which the cutting angle gradually decreases along the direction in which the cutting depth of the cutting edge increases. For example, the rake faces comprise an upper rake face formed on the upper face and a lower rake face formed on the lower face, the flank face is formed on the side face extending between the upper face and the lower face, and the cutting edge is formed at the intersection of the upper rake face and the flank face.

CUTTING INSERT AND CUTTING TOOL

A cutting insert has an upper surface (), a lower surface () and a side surface () that connects the two surfaces. A cutting edge is formed at an intersecting edge between the upper surface () and the side surface (). The cutting edge includes at least a major cutting edge (), a corner edge () connected to the major cutting edge (), and a curved wiper edge () located on the opposite side of the major cutting edge () across the corner edge (). A first angle θ made by the major cutting edge () and the chord of the wiper edge () is 155°≦θ<180°, and a positive land is formed in the wiper edge (). The cutting edge may further include an inner cutting edge () located on an opposite side of the corner edge () across the wiper edge (). 1102191612191. A cutting insert () comprising an upper surface () , a lower surface () , and a side surface () that connects the upper surface () and the lower surface () , wherein:{'b': 21', '61, 'a cutting edge is formed at an intersecting edge between the upper surface () and the side surface ();'}{'b': 33', '34', '33', '35', '33', '34, 'the cutting edge is at least comprised of a major cutting edge (), a corner edge () connected to the major cutting edge (), and an outwardly-curved wiper edge () located on an opposite side of the major cutting edge () across the corner edge ();'}{'b': 33', '35, 'an angle θ made by the major cutting edge () and a chord of the wiper edge () is 155°≦0<180°; and'}{'b': 41', '35', '41, 'a land () is formed in the wiper edge (), the land () being a positive land.'}2102191612191. A cutting insert () comprising an upper surface () , a lower surface () , and a side surface () that connects the upper surface () and the lower surface () , wherein:{'b': 21', '61, 'a cutting edge is formed at an intersecting edge between the upper surface () and the side surface ();'}{'b': 33', '34', '33', '35', '33', '34, 'the cutting edge is at least comprised of a major cutting edge (), a corner edge () connected to the major ...

DOUBLE-SIDED MILLING CUTTING INSERT AND MILLING TOOL

A double-sided milling cutting insert has a first cutting edge disposed at an intersection of a top side and a side surface and a second cutting edge disposed at an intersection of a bottom side and the side surface. Each of the first and second cutting edges contains three cutting edge portions which are useable by indexing. The cutting edge portions each have a cutting corner, a main cutting edge adjacent to one side of the cutting corner, and a wiper edge adjacent to the other side of the cutting corner. The main cutting edge and the wiper edge are each inclined towards a reference plane with increasing distance from the cutting corner such that the first and second cutting edges have the largest distance to the reference plane in the regions of the cutting corners. The side surface has main clearance surfaces, secondary clearance surfaces, and curved corner surfaces. 111-. (canceled)12. A double-sided milling cutting insert comprising:a top side;a bottom side;a side surface;a first cutting edge disposed at an intersection of said top side and said side surface;a second cutting edge disposed at an intersection of said bottom side and said side surface;a first symmetry axis;a reference plane extending perpendicular to the first symmetry axis and virtually dividing the double-sided milling cutting insert into two halves;each of said first and second cutting edges having three cutting edge portions being subsequently useable by indexing, said cutting edge portions having a cutting corner, a main cutting edge adjacent to one side of said cutting corner, and a wiper edge adjacent to the other side of said cutting corner, said wiper edge being connected to said main cutting edge of an adjacent cutting edge portion by a transition edge portion;said main cutting edge inclines towards the reference plane with an increasing distance from said cutting corner, and said wiper edge is inclined towards the reference plane with increasing distance from said cutting corner such ...

CUTTING INSERT

A cutting insert has a substantially triangular or square basic shape with a top surface and a base surface that are connected together by lateral flanks. A cutting edge is formed at the transition between at least one flank and the top surface. The cutting edge extends between cutting corners, and the cutting edge has a portion that is convex in side view of a flank. The convex portion of the cutting edge is bounded on both sides by concavely curved portions. 110-. (canceled)11. A cutting insert , comprising:a substantially triangular or square basic shape with a top surface, a base surface, and lateral flanks connecting said top and base surfaces to one another;a cutting edge formed at a transition of at least one said lateral flank to said top surface, said cutting edge extending between cutting corners; andsaid cutting edge having a convex portion being convex in a side view of a flank, and concavely curved portions bounding said convex portion on both sides thereof.12. The cutting insert according to claim 11 , wherein said concavely curved portions extend as far as respectively adjacent said cutting corners.13. The cutting insert according to claim 11 , wherein a transition from said convex portion into a first said concave portion and a transition from said convex portion into a second said concave portion are formed in each case tangentially.14. The cutting insert according to claim 11 , wherein a respective said cutting edge is formed at each transition from said lateral flanks to said top surface.15. The cutting insert according to claim 11 , wherein said convexly curved portion is located eccentrically between said cutting corners claim 11 , with a vertex of said convexly curved portion being shifted in a direction of said cutting corner that is located radially inside with regard to a trajectory of the cutting insert when the cutting insert is used.16. The cutting insert according to claim 11 , wherein a radius of curvature of a concavely curved portion ...

Milling tool

Provided is a milling tool that allows a life of a tool main body to be elongated. The milling tool includes a replaceable cutting insert and a tool main body in which at least one insert seat that fixes the cutting insert is provided on a distal end side. The tool main body has a reinforcing wall covering at least a portion of the cutting insert when the cutting insert that is in a state of being fixed to the tool main body is viewed from the distal end side.

MILLING INSERT

A milling insert, including an upperside, an underside, and a reference plane parallel to the upperside and the underside. A plurality of indexable cutting edges are formed along a peripheral borderline in transitions between at least the upperside and a number of clearance surfaces. Each cutting edge includes a chip-removing main edge and a surface-wiping secondary edge, the secondary edge forming an obtuse angle with the main edge as viewed in planar view from the upperside. The main edge, from a first end of the main edge adjacent to the secondary edge, first declines toward the underside of the milling insert and then, from a lowest part, rises toward an opposite second end of the main edge. The secondary edge is inclined at an angle (ε) in relation to the reference plane as viewed perpendicularly to the clearance surface of the secondary edge, such that a first end of the secondary edge connected to the main edge is situated on a lower level than the opposite, second end of the secondary edge. 1. A face milling insert , comprising:an upperside, an underside, and a reference plane parallel to the upperside and the underside;a plurality of indexable cutting edges formed along a peripheral borderline in transitions between at least the upperside and a number of clearance surfaces;each indexable cutting edge including a chip-removing main edge and a cooperating surface-wiping secondary edge, the secondary edge forming an obtuse angle with the main edge as viewed in planar view from the upperside;the main edge, from a first end of the main edge adjacent to the secondary edge, first declining toward the underside of the milling insert and then, from a lowest part, rising toward an opposite second end of the main edge, wherein the secondary edge is inclined at an angle (ε) in relation to the reference plane as viewed perpendicularly to the clearance surface of the secondary edge, such that a first end of the secondary edge connected to the main edge is situated on a ...

Double-sided high feed milling insert, high feed milling tool and method

A double-sided milling insert for high feed milling of metal workpieces includes upper and lower faces facing in opposite directions and convex clearance surfaces extending between the upper and lower faces. Each one of the faces includes a recessed support surface. The support surfaces are substantially parallel to each other and have a cavity therein for receiving a fastening device. Intersections of the convex clearance surfaces with the upper and lower faces form convex cutting edges when seen in a plan view. A rake face is provided adjacent the convex cutting edges. Each convex cutting edge is concave when seen in a side view and includes a substantially straight cutting edge portion on each side of a curved cutting edge portion when seen in plan view. A milling tool with a plurality of such inserts and a method of high feed milling using this tool are also disclosed.

CUTTING INSERT WITH FINISHING AND ROUGHING CUTTING EDGES

An indexable cutting insert includes a top surface, a bottom surface and a plurality of side surfaces. Each side surface includes a first pair of chip grooves, and a second pair of chip grooves. A planar corner surface is disposed between each side surface. A corner radius extends between the top and bottom surfaces and the planar corner surface. A plurality of primary wiper cutting edges are formed at an intersection between each of the first pair of chip grooves and the the top and bottom surfaces. A plurality of secondary roughing cutting edges are formed at an intersection between each corner radius and each of the first pair of chip forming grooves. A plurality of wiper cutting edges are formed at an intersection between each planar corner surface and each of the second pair of chip forming grooves. A milling cutter is also disclosed. 1. An indexable cutting insert , comprising:a top surface, a bottom surface identical to the top surface, and a plurality of side surfaces that are identical to each other, each side surface including a first pair of chip grooves extending perpendicular to a central, longitudinal axis, and a second pair of chip grooves extending parallel to the central, longitudinal axis;a planar corner surface between each side surface;a corner radius extending between the top and bottom surfaces and the planar corner surface;a plurality of primary wiper cutting edges formed at an intersection between each of the first pair of chip grooves and the top and bottom surfaces;a plurality of secondary roughing cutting edges formed at an intersection between each corner radius and each of the first pair of chip forming grooves; anda plurality of wiper cutting edges formed at an intersection between each planar corner surface and each of the second pair of chip forming grooves.2. The cutting insert according to claim 1 , wherein at least one of the plurality of primary wiper cutting edges and at least one of the plurality of secondary roughing cutting ...

Cutting insert for face milling cutter and indexable face milling cutter

The cutting insert for a face milling cutter is provided with an insert main body which is formed in a polygonal plate shape and in a shape of inversion symmetry on the front and back faces, a pair of polygonal faces facing in a thickness direction of the insert main body, side faces facing in a direction intersecting with the thickness direction, and cutting edges formed along a ridge line between the polygonal face and the side face. The polygonal face is in a substantially regular polygonal shape. The cutting edge has a major cutting edge, a minor cutting edge, and a connecting edge. The side face has a first flank face arranged adjacent to the cutting edge and gradually inclines outward in the insert radial direction. The first flank face is arranged so as to be adjacent at least to the major cutting edge.

CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING MACHINED PRODUCT

A cutting insert according to an embodiment has a polygonal shaped upper surface, a lower surface, a side surface, and a cutting edge. The cutting edge has an arc-shaped first corner edge, an arc-shaped second corner edge, and a wiper edge located between the first corner edge and the second corner edge. The wiper edge has an arc-shaped first wiper edge and an arc-shaped second wiper edge located closer to the second corner edge than the first wiper edge. R Подробнее

INDEXABLE CUTTING INSERT

An indexable cutting insert, arranged for being mounted in an insert seat of a tool body of a shoulder milling tool, includes a triangular top surface, a triangular bottom surface, and three circumferential surfaces extending between the top and bottom surface. On each side of the cutting insert an individual one of the three circumferential surfaces extends along an edge of the triangular top surface and along an edge of the triangular bottom surface. The cutting insert includes at each of the top and bottom surfaces three cutting corners, three main cutting edges and three minor cutting edges. Each cutting corner connects a main cutting edge and a minor cutting edge. Each of the cutting corners, each of the main cutting edges and each of the minor cutting edges are provided at an intersection between the top surface or the bottom surface and one of the circumferential surface. 1. An indexable cutting insert arranged for mounting in an insert seat of a tool body of a shoulder milling tool , the cutting insert comprising:a triangular top surface, a triangular bottom surface, and three circumferential surfaces extending between the top surface and the bottom surface, wherein on each side of the cutting insert an individual one of the three circumferential surfaces extends along an edge of the triangular top surface and along an edge of the triangular bottom surface; andat each of the top surface and the bottom surface three cutting corners, three main cutting edges and three minor cutting edges, wherein each cutting corner connects a main cutting edge and a minor cutting edge, wherein each of the cutting corners, each of the main cutting edges and each of the minor cutting edges are provided at an intersection between the top surface or the bottom surface and one of the circumferential surfaces, wherein each of the circumferential surfaces includes a planar contact surface, the planar contact surface being delimited by a main cutting edge at the top surface and by a ...

SINGLE-SIDED INDEXABLE RAMPING MILLING INSERT AND RAMPING MILLING TOOL

A single-sided ramping milling insert for ramping operations has top and bottom surfaces and a peripheral surface which extends therebetween. The peripheral surface meets the top and bottom surfaces at respective top and bottom edges. The top edge includes two opposite side cutting edges, two opposite ramping cutting edges, two diagonally opposite raised corner cutting edges and two diagonally opposite associated lowered corner cutting edges. The lowered corner cutting edges are closer to the bottom surface than the raised corner cutting edges. The bottom edge has two diagonally opposite bottom corner edges. The lowered corner cutting edges and the bottom corner edges are convexly curved and a depression is recessed into the peripheral surface between each lowered corner cutting edge and its associated bottom corner edge, the depression configured for providing relief from a convex workpiece surface cut by the lowered corner cutting edge during ramping operations. 114161020222420222830. A single-sided indexable ramping milling insert () configured for ramping operations and for mounting in a pocket () of a ramping milling tool () , comprising top and bottom surfaces ( , ) and a peripheral surface () extending therebetween and meeting the top and bottom surfaces ( , ) at respective top and bottom edges ( , ) ,{'b': 28', '32', '37', '44', '54', '37, 'the top edge () comprising a side cutting edge (), an end cutting edge (), a raised corner cutting edge () located therebetween, and a lowered corner cutting edge () connected to the end cutting edge ();'}{'b': 54', '20', '44, 'the lowered corner cutting edge () being closer to the bottom surface () than the raised corner cutting edge (),'}{'b': 30', '64', '54, 'claim-text': 'wherein', 'the bottom edge () comprising a bottom corner edge () associated with, and adjacent to, the lowered corner cutting edge (),'}{'b': 54', '64, 'the lowered corner cutting edge () and the bottom corner edge () are convexly curved;'}{'b': 66', ...

CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING A MACHINED PRODUCT

A cutting insert has a cutting edge having a first corner cutting edge, a flat cutting edge, a connecting edge, a major cutting edge, and a second corner cutting edge in the order named. The major cutting edge has an upwardly protruding curvilinear portion, a first straight line portion extending from the curvilinear portion toward the connecting edge, and a second straight line portion extending from the curvilinear portion toward the second corner cutting edge. The flat cutting edge and the major cutting edge have a straight line shape, and the connecting edge has an outwardly protruding curvilinear shape in a top view. The flat cutting edge, the connecting edge, and the first straight line portion are located on a straight line in a side view. 1. A cutting insert , comprising:an upper surface with a polygonal shape which has a side part, and a first corner part and a second corner part each being adjacent to the side part;a lower surface with a polygonal shape which corresponds to the upper surface;a side surface disposed between the lower surface and the upper surface;a first corner cutting edge that is an intersection of the upper surface and the side surface and is located on the first corner part;a second corner cutting edge that is an intersection of the upper surface and the side surface and is located on the second corner part;a flat cutting edge that is an intersection of the upper surface and the side surface and is disposed on the side part;a major cutting edge that is an intersection of the upper surface and the side surface and is disposed between the second corner cutting edge and the flat cutting edge on the side part; anda connecting edge that is an intersection of the upper surface and the side surface and is disposed between the flat cutting edge and the major cutting edge,wherein the flat cutting edge and the major cutting edge have a straight line shape, and the connecting edge has an outwardly protruding curvilinear shape in a top view,wherein ...

CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING A MACHINED PRODUCT

A cutting insert according to an embodiment of the present invention has a cutting edge having a first corner cutting edge, a flat cutting edge, a connecting edge, a major cutting edge, and a second corner cutting edge in the order named. The major cutting edge has an upwardly protruding curvilinear portion, a first straight line portion extending from the curvilinear portion toward the connecting edge, and a second straight line portion extending from the curvilinear portion toward the second corner cutting edge. The flat cutting edge and the major cutting edge have a straight line shape, and the connecting edge has an outwardly protruding curvilinear shape in a top view. The flat cutting edge, the connecting edge, and the first straight line portion are located on a straight line in a side view. 1. A cutting insert , comprising:an upper surface comprising a side part, and a first corner part and a second corner part each being adjacent to the side part;a lower surface located on an opposite side of the upper surface;a side surface located between the lower surface and the upper surface;a first corner edge located on the first corner part;a second corner edge located on the second corner part;a first side edge located on the side part;a second side edge located between the second corner edge and the first side edge on the side part; anda third side edge located between the first side edge and the second side edge,wherein the first side edge and the second side edge have a straight line shape, and the third side edge has an outwardly protruding curvilinear shape in a top view,wherein the second side edge comprises an upwardly protruding curvilinear portion, and a first straight line portion extending from the curvilinear portion toward the third side edge in a side view, andwherein the first side edge, the third side edge, and the first straight line portion are located on a straight line in the side view.2. The cutting insert according to claim 1 , wherein the ...

Milling Cutter and Machining Method Using the Same

A milling cutter is composed of a tool body having an approximately cylindrical or disk-like shape and a plurality of edge portions provided on at least an outer peripheral portion of one end of the tool body at predetermined intervals along a circumferential direction. The edge portion has a major cutting edge and a minor cutting edge that perform an operation of cutting a workpiece, the major cutting edge is positioned outside the minor cutting edge in a radial direction, and the minor cutting edge has a cutting edge angle that is an angle with respect to a plane orthogonal to a center axis of the tool body and set so as to be an elevation angle open outward in the radial direction. When surface machining is performed on a workpiece with the milling cutter, a high degree of machined surface accuracy equivalent to that obtained by grinding is obtained.

Cutting Insert and Indexable Rotary Cutting Tool

A cutting insert is suitable for 90° shoulder milling. The cutting insert includes two end surfaces: first and second end surfaces; a peripheral side surface extending therebetween; and a cutting edge formed at an intersecting ridge portion between the first end surface and the peripheral side surface. The cutting edge is formed so that the first end surface functions as a rake face and a part of the peripheral side surface functions as a flank. A side surface portion of the peripheral side surface adjacent to at least a part of the cutting edge includes a first flank portion adjacent to the cutting edge, a second flank portion, a third flank portion, and a fourth flank portion in this order from the first end surface side toward the second end surface side. 19-. (canceled)10. A cutting insert , comprising:a first end surface and a second end surface facing opposite to each other;a peripheral side surface extending between the first end surface and the second end surface; anda cutting edge formed at an intersecting ridge portion between the first end surface and the peripheral side surface, the cutting edge being formed so that the first end surface functions as a rake face and a part of the peripheral side surface functions as a flank, whereina portion of the peripheral side surface adjacent to at least a part of the cutting edge includes at least a first flank portion adjacent to the cutting edge, a second flank portion, a third flank portion, and a fourth flank portion, which are arranged in this order from a side of the first end surface toward a side of the second end surface;the first flank portion has a slope angle that gradually varies along the cutting edge, and a width that is constant or substantially constant in an area along the cutting edge from the side of the first end surface toward the side of the second end surface;the slope angle of the first flank portion has a minimum value that falls in a range of not less than 2.0° and not more than 6.0°, and ...

CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING MACHINED PRODUCT

A cutting insert () according to an embodiment has a lower surface (), an upper surface (), a side surface () disposed between the lower surface () and the upper surface (), a pair of corner cutting edges () located along an intersection of the upper surface () and the side surface (), and a major cutting edge () located between the pair of corner cutting edges (). The major cutting edge () has a downwardly dented curvilinear part () and a pair of straight parts () respectively extending from the curvilinear part () toward the pair of corner cutting edges () in a side view. A portion () of the curvilinear part () located lowermost is close to one corner cutting edge () in the side view. 1. A cutting insert , comprising:a polygonal shaped upper surface comprising a pair of corner parts and a side part located between the pair of corner parts;a polygonal shaped lower surface corresponding to the upper surface;a side surface disposed between the lower surface and the upper surface;a pair of corner cutting edges located along an intersection of the pair of corner parts of the upper surface and the side surface; anda major cutting edge located along an intersection of the side part of the upper surface and the side surface, a first section having a downwardly dented concave curvilinear shape in a side view, and', 'a pair of second sections being in a shape of a straight-like line, the pair of second sections respectively extending from the first section toward the pair of corner cutting edges and having a larger height as approaching the pair of corner cutting edges, and, 'wherein the major cutting edge has a downwardly dented concave shape as a whole, and comprises'}wherein a portion of the first section which is located lowermost is close to one of the corner cutting edges in the side view.2. The cutting insert according to claim 1 , a first straight part extending from the first section to one of the corner cutting edges, and', 'a second straight part extending from ...

Cutting insert, cutting tool, and method of manufacturing machined product using the same

A cutting insert includes: a polygonal shaped upper surface; a lower surface; a side surface connected to each of the upper and lower surfaces; and an upper cutting edge located at the intersection of the upper surface and the side surface. The upper surface alternately includes three major corners and three minor corners. The upper cutting edge includes: a corner cutting edge; a minor cutting edge inclined toward the lower surface as separating from the corner cutting edge at a first inclination angle; and a major cutting edge inclined toward the lower surface as separating from the minor cutting edge at a second inclination angle. The corner cutting edge, the minor cutting edge and the major cutting edge are located sequentially from a first major corner to each of first and second minor corners, both of which are adjacent to the first major corner.

CUTTING INSERT, BODY FOR THE CUTTING INSERT, AND CUTTING TOOL

A cutting insert has an upper surface, a lower surface, a side surface connecting the upper and lower surfaces. An intersecting edge between the upper surface and the side surface is provided with a cutting edge. The cutting edge has, in order, a second major cutting edge, a first major cutting edge, a corner cutting edge connected to these major cutting edges, and a flat cutting edge. An obtuse interior first angle (θ) is formed by the second and first major cutting edges. A interior second angle (α) formed by the flat cutting edge and the first major cutting edge is larger than an interior third angle (β) formed by the flat cutting edge and the second major cutting edge. A land is provided adjacent to the first major cutting edge, a width of the land increasing toward the first corner cutting edge. 19.-. (canceled)10. A cutting insert comprising an upper surface , a lower surface , and a side surface connecting the upper surface and the lower surface , wherein:an intersecting edge between the upper surface and the side surface is partially or entirely provided with an upper cutting edge comprising a plurality of cutting edge portion groups;in a plan view of the upper surface, each cutting edge portion group comprises a linear or curved first major cutting edge, a linear or curved second major cutting edge connected to the first major cutting edge, a substantially arc-like corner cutting edge connected to the first major cutting edge on an opposite side of the second major cutting edge, and a linear or curved flat cutting edge connected to the corner cutting edge on an opposite side of the first major cutting edge;an interior first angle (θ) formed by the linear second major cutting edge or a chord formed by connecting both ends of the curved second major cutting edge, and the linear first major cutting edge or a chord formed by connecting both ends of the curved first major cutting edge, is an obtuse angle;an interior second angle (α) formed by the flat cutting ...

Cutting Insert Having Eight Main Cutting Edges and Eight Wiper Edges and Cutting Tool Including The Same

A double-sided cutting insert for milling which has eight main cutting edges and eight wiper edges. The cutting insert includes top and bottom faces and four side faces. Each side face includes first and second sub-faces inclined with respect to each other. The first sub-face has a main cutting edge adjacent to the top face and a wiper edge adjacent to the bottom face. The second sub-face has a wiper edge adjacent to the top face and a main cutting edge adjacent to the bottom face. The wiper edge of the second sub-face is inclined inwardly relative to the cutting insert with respect to the main cutting edge of the first sub-face. The wiper edge of the first sub-face is inclined inwardly relative to the cutting insert with respect to the main cutting edge of the second sub-face.

Milling tool

A milling tool for face milling includes a tool body and a plurality of cutting members arranged successively along a periphery of the tool body. Each cutting member includes a main cutting edge provided for a roughing operation and a subset having a first, a second and a third secondary cutting edge provided for a finishing operation. The first and third secondary cutting edges extend in a direction perpendicular to an axial direction and the second secondary cutting edge extends between the first and third secondary cutting edge. The main cutting edges are situated at the same radial position and the first secondary cutting edges are situated at the same axial position. A first end point of the second secondary cutting edges successively progress radially inward and a second end point of the second secondary cutting edges successively progress radially inward and axially outward along the periphery of the tool body.

CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING MACHINED PRODUCT

A cutting insert according to an embodiment has a polygonal shaped upper surface, a lower surface, a side surface, and a cutting edge. The cutting edge has an arc-shaped first corner edge, an arc-shaped second corner edge, and a wiper edge located between the first corner edge and the second corner edge. The wiper edge has an arc-shaped first wiper edge and an arc-shaped second wiper edge located closer to the second corner edge than the first wiper edge. R Подробнее

Double-sided cutting insert and milling tool

A reversible cutting insert for milling has first and second cutting edges formed at the transitions from the top and bottom surfaces to a lateral face. The cutting insert has a 4-fold rotational symmetry. A reference plane extends perpendicular to the axis of symmetry. The cutting edges have four cutting edge portions. One cutting edge portion is a main edge and a wiper edge that are connected by a rounded cutting corner. The first and second cutting edges are at the greatest distance from the reference plane in the region of the cutting corners. Main and wiper clearance faces directly adjoin an assigned main edge and wiper edge, respectively, in the circumferential lateral face. Exterior angles between the main clearance faces and the reference plane are greater than exterior angles between the wiper clearance faces and the reference plane.

Cutting Insert

A cutting insert according to the present disclosure includes a first surface, a second surface, a side surface, and a cutting edge. The first surface has a rake face continuous to the cutting edge. The cutting edge has a corner cutting edge, a flat cutting edge, and a main cutting edge. The rake face has a first rake face portion, a second rake face portion, and a third rake face portion, the first rake face portion being continuous to the flat cutting edge, the second rake face portion being continuous to the main cutting edge, the third rake face portion being continuous to the corner cutting edge and being located between the first rake face portion and the second rake face portion. The rake face is provided with a level difference portion. 1. A cutting insert comprising:a first surface;a second surface opposite to the first surface;a side surface continuous to both the first surface and the second surface; anda cutting edge constituted of a ridgeline between the first surface and the side surface,the first surface having a rake face continuous to the cutting edge,the cutting edge having a corner cutting edge, a flat cutting edge continuous to a first end portion of the corner cutting edge, and a main cutting edge continuous to a second end portion of the corner cutting edge opposite to the first end portion of the corner cutting edge,the rake face having a first rake face portion, a second rake face portion, and a third rake face portion, the first rake face portion being continuous to the flat cutting edge, the second rake face portion being continuous to the main cutting edge, the third rake face portion being continuous to the corner cutting edge and being located between the first rake face portion and the second rake face portion,the rake face being provided with a level difference portion at the second rake face portion or the third rake face portion, the level difference portion extending in a direction crossing the main cutting edge,the level difference ...

CUTTING INSERT AND A CUTTING TOOL FOR MILLING SQUARE SHOULDERS

A cutting insert for milling square shoulders has side surfaces each provided with a major cutting edge connected to an associated wiper edge on an adjacent side surface of the insert. The side surface provided with the major cutting edge has two generally flat and non-coplanar support surfaces arranged consecutively with respect to a direction of the extension of the major cutting edge and make different angles with a normal to a bottom surface of the insert. A border forming a limit of the support surfaces most distant to the bottom surface is inclined with respect to the bottom surface so that the distance of this border to the bottom surface increases in a direction of extension of the cutting edge towards the wiper edge. 1. A cutting insert for milling square shoulders comprising:a top surface;a bottom surface; anda peripheral side surface extending between the top and bottom surfaces, the peripheral side surface including two pairs of opposing side surfaces, at least a first of said pairs of opposing side surfaces being provided with two opposing major cutting edges at an intersection of a respective side surface with the top surface and a second of said pairs of opposing side surfaces being provided with two opposing wiper edges at the intersection of the respective side surface with the top surface, each respective wiper edge being connected to its associated major cutting edge at one end of the respective side surface, each of said opposing side surfaces of said at least first pair of opposing side surfaces including two generally flat and non-coplanar support surfaces arranged consecutively with respect to a direction of an extension of a respective major cutting edge and making different angles with a normal to said bottom surface, wherein an upper border forming a limit of said support surfaces of each said side surface most distant to said bottom surface is inclined with respect to said bottom surface so that the distance of said upper border to said ...

Cutting insert and shoulder millng tool

A cutting insert and a shoulder milling tool are disclosed. The cutting insert includes a surface-wiping secondary cutting edge inclined in relation to a median plane of the cutting insert such that a distance to the median plane decreases in a direction toward a corner cutting edge. The corner cutting edge, as seen in a side view along the median plane and towards a main cutting edge, has a concave curve.

CUTTING INSERT, CUTTING TOOL, AND METHOD FOR MANUFACTURING MACHINED PRODUCT

A cutting insert according to an aspect includes a top surface and a side surface. At least a part of a ridge line where the top surface and the side surface intersects is a cutting edge. The cutting edge includes a first portion located at a corner portion, a second portion adjacent to the first portion, a third portion close to the second portion, a fourth portion close to the third portion, and a fifth portion adjacent to the fourth portion. When viewed from directly above, a curvature radius of the second portion is less than a curvature radius of the first portion, a curvature radius of the third portion is greater than the curvature radius of the first portion, and a curvature radius of the fourth portion is less than the curvature radius of the third portion. 1. A cutting insert comprising:a top surface including a first corner portion and a first side portion extending from the first corner portion; anda side surface adjacent to the top surface,wherein at least a part of a ridge line where the top surface and the side surface intersects is a cutting edge,the cutting edge includes a first portion located at the first corner portion, a second portion adjacent to the first portion, a third portion close to the second portion, a fourth portion close to the third portion, and a fifth portion adjacent to the fourth portion and located at the first side portion,when viewed from directly above, the first portion, the second portion, the third portion, and the fourth portion each have a circular arc shape, and{'b': 2', '1', '3', '1', '4', '3, 'when viewed from directly above, a curvature radius R of the second portion is less than a curvature radius R of the first portion, a curvature radius R of the third portion is greater than the curvature radius R of the first portion, and a curvature radius R of the fourth portion is less than the curvature radius R of the third portion.'}241. The cutting insert according to claim 1 , wherein the curvature radius R of the ...

CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING MACHINED PRODUCT

In an embodiment, a cutting insert includes a body member and a cutting member. The body member is a columnar body, and includes: an upper surface; a lower surface; and an outer side surface between the upper surface and the lower surface. The cutting member is located at a corner part of the outer side surface in the body member. The cutting member includes: at least three surfaces being exposed; and a cutting edge at an intersecting portion of two of the at least three surfaces. The body member includes a through hole penetrating through the upper surface and the lower surface. 1. A cutting insert , comprising: an upper surface comprising at least one corner part;', 'a lower surface opposed to the upper surface;', 'an outer side surface between the upper surface and the lower surface, comprising a corner part; and', 'a through hole penetrating through the upper surface and the lower surface; and, 'a body member having a columnar shape, and comprising at least three surfaces; and', 'a cutting edge at an intersecting portion of two of the at least three surfaces., 'a cutting member located at the corner part, and comprising2. The cutting insert according to claim 1 , wherein the cutting edge comprises:a first cutting edge extending in a direction from the upper surface toward the lower surface; anda second cutting edge extending in a direction along the lower surface.3. The cutting insert according to claim 2 , wherein the first cutting edge protrudes sideward from the body member.4. The cutting insert according to claim 2 , wherein the second cutting edge protrudes downward from the body member.5. The cutting insert according to claim 1 , whereinthe body member has a lager thickness at the corner part than at a part other than the corner part.6. A cutting tool claim 1 , comprising:a holder has a rotation axis for rotation and comprising a pocket on a front end side thereof; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a cutting insert according to , ...

Cutting insert and tool body for a milling tool

A cutting insert for a milling tool including an upper side having a central surface, a lower side, a peripheral side surface, and a cutting edge formed between the upper side and the peripheral side surface. The cutting edge having a positively inclined main cutting edge projecting at least partly above the central surface. The upper side includes a rake surface extending inside of and along the at least one cutting edge, sloping downward toward the central surface. A plateau, elevated with respect to the central surface and extending along the main cutting edge, is formed inside the rake surface. A transition between the rake surface and the plateau extends at an angle ϕ 2 with respect to an upper extension plane, wherein ϕ 2 >0°.

Rotatable cutting tool with cutting inserts for chip removing machining

A rotatable cutting tool for chip-removing machining includes a basic body which defines a center axis of rotation. Cutting inserts are detachably mounted in respective cutting seats that are formed in the basic body. Each insert has a square shape and includes first and second pairs of mutually parallel major cutting edges, four corners, and four wiper edges. Each wiper edge is situated between a major cutting edge and a respective corner. The wiper edges are shorter than the major cutting edges and are inclined relative thereto, wherein an imaginary extension line of the wiper edge forms a first acute angle with the respective major cutting edge as the insert is viewed in a direction perpendicular to the top surface. The cutting seats are arranged to orient the inserts wherein an axially forwardmost wiper edge of each insert lies in a plane oriented perpendicular to the axis, and wherein a radially outermost wiper edge of each insert is oriented parallel to the axis.

Cutting insert and cutting edge exchangeable rotary cutting tool

本発明の切削インサートにおいて、切れ刃部は、第１のコーナー刃と、この第１のコーナー刃の短辺方向側面部側の端部（Ｓ１）に連なった直線状をなす主切れ刃と、主切れ刃の他方の端部（Ｓ２）に連なり、円弧形状をなす第１副切れ刃と、第１副切れ刃の他方の端部（Ｓ３）に連なって直線形状をなす第２副切れ刃とを備え、第２副切れ刃に垂直なすくい面の断面視において、第２副切れ刃のすくい面の断面稜線は、基準平坦面部の断面稜線部に対して上方に向けて突出した凸形状となるように形成されている。 In the cutting insert of the present invention, the cutting edge portion includes a first corner blade and a main cutting edge that forms a straight line connected to the end portion (S1) on the side of the short side direction of the first corner blade, A first sub cutting edge that is connected to the other end (S2) of the main cutting edge and forms an arc shape, and a second sub cutting edge that is connected to the other end (S3) of the first sub cutting edge and forms a linear shape. In the cross-sectional view of the rake face perpendicular to the second sub cutting edge, the cross-sectional ridge line of the rake face of the second sub-cut edge protrudes upward with respect to the cross-sectional ridge line portion of the reference flat surface portion It is formed to become.

Cutting insert, cutting tool, and method for manufacturing cut product

A cutting insert (1) based an aspect of the present invention is provided with a cutting edge having, in order, a first corner cutting edge (5a), a flat cutting edge (6), a connection edge (8), a main cutting edge (7), and a second corner cutting edge (5b). The main cutting edge (7) has a curve section (71) protruding upward, a first straight line section (72) extending from the curve section (71) to the connection edge (8), and a second straight line section (73) extending from the curve section (71) to the second corner cutting edge (5b), when viewed from above, the flat cutting edge (6) and the main cutting edge (7) each have a straight line shape, and the connection edge (8) has a curved shape protruding outward, and when viewed from the side, the flat cutting edge (6), the connection edge (8), and the first straight line section (72) are located in a straight line.

Flat cutter with heel in connection with the beetle

The invention relates to a face milling insert comprising a pair of main cutting edges (4) which are spaced apart from a centre (C) and meet at a corner where they transform into a surface wiping secondary edge (5), which is intersected by a bisector defining said corner between the main cutting edges, inside each main cutting edge a slope surface (11) being formed, which slopes towards a countersunk bottom surface (12) in a chip surface (1). A shoulder (15), having a top side (16) situated at a higher level than said bottom surface (12), extends inwardly from the secondary edge (5), the slope surface (11) of the main cutting edge (4) that actively co-operates with the secondary edge, terminating at the shoulder (15).

Cutting insert and rotary tool with a replaceable blade edge

Provided is a cutting insert wherein a pair of rake surfaces (12) are formed on the front and back surfaces of the insert, facing outwards in the thickness direction of the insert, and cutting edges (14) are located on each of the sides that form the outer rim of the rake surfaces (12). Each cutting edge (14) has a main cutting edge (18A) in the middle of that side and a secondary cutting edge (18B) that is located on one end of said side and, seen from a direction facing a rake edge (12), intersects an imaginary line that extends from the main cutting edge (18A). Join sections (20) are formed in the insert, through the entire thickness thereof. The join sections are adjacent to the secondary cutting edges (18B), on the opposite ends thereof from the main cutting edges (18A), and cross-sections of the join sections perpendicular to the aforementioned thickness direction are concave curves. The cutting edges (14) on the rim of one of the rake surfaces (12A) are rotationally symmetric with the cutting edges (14) on the rim of the other rake surface.

Cutting inserts for face milling and exchangeable face milling

Cutting insert and replaceable cutting edge cutting tool

This embodiment of the invention is directed toward a cutting insert having a first end face, a second end face disposed to face the first end face, and a circumferential side face that extends between the first end face and the second end face. At least one cutting edge section is formed on the intersecting ridge portion of the first end face and the circumferential side face. The cutting edge section includes a main cutting edge, a wiper cutting edge, and a corner cutting edge that joins the same. When the face extending between the first end face and the second end face of the cutting insert is defined as an intermediate face, at least a portion of the wiper cutting edge has a curved form on the intermediate face side, in a side view.

Cutting blade having plurality of different coatings on surfaces thereof

Cutting insert and cutting tool and cutting method using them

Schneideinsatz (1), der umfasst: eine obere Oberfläche (2); eine untere Oberfläche (6); eine seitliche Oberfläche (3); eine Schneidkante (4), die eine Hauptschneidkante (41, L1), eine Hilfsschneidkante (42, L2), die so angeordnet ist, dass sie in der Draufsicht auf die obere Oberfläche mit der Hauptschneidkante (41, L1) einen stumpfen Winkel (Θ) bildet, und eine Eckschneidkante (43), die zwischen der Hauptschneidkante (41, L1) und der Hilfsschneidkante (42, L2) positioniert ist, umfasst, wobei die Schneidkante (4) wenigstens in einem Teil eines Verschneidungsbereichs zwischen der oberen Oberfläche (2) und der seitlichen Oberfläche (3) angeordnet ist; und einen Nutabschnitt (5), der an der der Hauptschneidkante (41, L1) entsprechenden seitlichen Oberfläche (3) so angeordnet ist, dass er sich von der oberen Oberfläche (2) in Richtung zur unteren Oberfläche (6) erstreckt, und der eine auf der Seite des Nutabschnitts (5) positionierte erste Seitenwandfläche (5a, Y2) umfasst, die sich nahe an der Eckschneidkante (43) befindet, und eine zweite Seitenwandfläche (5b, Y1) umfasst, die der ersten Seitenwandfläche (5a, Y2) gegenüberliegt, dadurch gekennzeichnet, dass der Nutabschnitt (5) beidseits durch die seitliche Oberfläche (3) begrenzt ist, die erste Seitenwandfläche (5a, Y2) so gebildet ist, dass sie in der Draufsicht auf die obere Oberfläche (2) im Wesentlichen parallel zu der Hilfsschneidkante (42, L2) ist oder sich in Richtung des Innern des Nutabschnitts (5) der Hilfsschneidkante (42, L2) annähert. A cutting insert (1) comprising: a top surface (2); a lower surface (6); a lateral surface (3); a cutting edge (4) having a major cutting edge (41, L1), an auxiliary cutting edge (42, L2) arranged to have an obtuse angle (Θ) in plan view of the top surface with the major cutting edge (41, L1) ), and a corner cutting edge (43) positioned between the main cutting edge (41, L1) and the auxiliary cutting edge (42, L2), wherein the cutting edge (4) is formed at least in a part ...

Cutting insert and tool body for a milling tool

A cutting insert (1) for a milling tool, comprising: - an upper side (2) comprising a central surface (9), - a lower side (3), - a peripheral side surface (5), - a cutting edge (6a, 6b, 6c, 6d) formed between the upper side and the peripheral side surface, comprising a positively inclined main cutting edge (7a, 7b, 7c, 7d) projecting at least partly above the central surface, wherein the upper side (2) comprises a rake surface (10) extending inside of and along the at least one cutting edge, sloping downward toward the central surface, wherein a plateau (13), elevated with respect to the central surface, extending along the main cutting edge, is formed inside the rake surface, wherein a transition (14) between the rake surface and the plateau extends at an angle φ 2 with respect to an upper extension plane, wherein φ 2 >0°. Furthermore, a tool body for a milling tool is proposed.

Cutting insert, tool holder, and related method

A generally parallelogram-shaped cutting insert includes a top face; first and second main radial clearance faces, each intersecting the top face; first and second minor axial clearance faces each intersecting the top face and connecting the first and second main radial clearance faces; and a main cutting edge at the intersection of the top face and the first main radial clearance face. According to one non-limiting embodiment, the main cutting edge comprises a variable radial rake angle including a portion having a positive radial rake angle and a portion having a negative radial rake angle.

Double-sided cutting inserts for high feed milling

A double-sided cutting insert with a plurality of indexable convex cutting edges can have a top face and a bottom face, at least three convex cutting edges on each face connected by at least three nose corners, at least three peripheral side surfaces extending from each face toward a virtual middle plane; and a common lateral seating surface on each peripheral side surface. Each convex cutting edge can have at least a curved cutting edge region, and can further have a primary substantially straight cutting edge region intermediate the curved cutting edge region and the nose corner. Each peripheral side surface can further have a primary planar facet associated with the primary substantially straight cutting edge, and each face may also be single-handed in same direction.

Double-sided cutting inserts for high feed milling

A double-sided cutting insert with a plurality of indexable convex cutting edges can have a top face and a bottom face, at least three convex cutting edges on each face connected by at least three nose corners, at least three peripheral side surfaces extending from each face toward a virtual middle plane; and a common lateral seating surface on each peripheral side surface. Each convex cutting edge can have at least a curved cutting edge region, and can further have a primary substantially straight cutting edge region intermediate the curved cutting edge region and the nose corner. Each peripheral side surface can further have a primary planar facet associated with the primary substantially straight cutting edge, and each face may also be single-handed in same direction. Additionally, in various embodiments, the top and bottom faces of the cutting insert may be formed such that they are twisted or rotated with respect to each other. Further, additional cutting edges, edge regions, and/or surfaces may be included in a cutting insert in various embodiments. In such embodiments, the cutting insert or inserts may provide a powerful ramping function during milling operations.

Cutting tool and cutting insert

A cutting tool is provided with a tool body which rotates about an axis thereof, and a cutting insert mounted removably on the outer periphery at the tip of the tool body, wherein: the cutting insert has a front/back-reversal symmetric substantially regular heptagonal plane shape having two heptagonal faces parallel with each other, a side face continuous with each of the heptagonal faces at right angles, and a cutting edge provided on each ridge line between the heptagonal face and the side face; the cutting edge includes a main cutting edge projected onto the side of the regular heptagon, and sub-cutting edges that extend from opposite ends of the main cutting edge so as to incline toward the center of the heptagonal face and connect the adjacent main cutting edges, and the tool body is equipped with a mounting seat that retains the cutting insert such that one of the main cutting edge is directed toward the tip side of the tool body and in a radial-outer direction in order to make it to work in cutting, and a corner angle α between one of the main cutting edges and the axis satisfy a relation 40°≤α≤44°.

Rotating tools and cutting inserts for cutting

Cutting insert

양면형 리버서블 및 인덱서블 절삭 삽입체는 동일한 대향하는 제1 및 제2 단부면(28), 이들 사이로 연장하는 주연부 측면(32) 및 제1 및 제2 단부면 사이로 연장하고 이들을 향해 개방되는 클램핑 관통 보어(38)를 포함하며, 절삭 삽입체는 제1 및 제2 단부면 사이로 연장하는 중간 평면, 중간 평면을 통해 수직으로 연장하는 관통 보어 축 및 관통 보어 축에 대해 Y-절첩 회전 대칭성을 갖고, 주연부 측면은 Y 주 측면(34) 및 Y 부 측면을 포함하며, 각각의 부 측면은 2개의 인접한 주 측면(34)을 상호 연결하고, 각각의 부 측면은 주어진 반경(R)을 갖는 단일 원통형 표면의 부분이고, 주어진 반경(R)은 관통 보어 축으로부터의 각각의 부 측면의 부 측면 거리(D)보다 더 크다. Double-sided reversible and indexable cutting inserts have the same opposing first and second end faces 28, peripheral sides 32 extending therebetween, and clamping extending between and opening towards the first and second end faces. A through bore 38, the cutting insert having an intermediate plane extending between the first and second end faces, a through bore axis extending vertically through the intermediate plane and a Y-fold rotational symmetry with respect to the through bore axis. The peripheral side includes a Y major side 34 and a Y minor side, each minor side interconnecting two adjacent major sides 34, each minor side having a single cylinder with a given radius R It is part of the surface, and the given radius R is greater than the minor side distance D of each minor side from the through bore axis. 절삭 삽입체, 밀링 커터, 절삭 에지, 삽입체 포켓, 클램핑 스크류 Cutting insert, milling cutter, cutting edge, insert pocket, clamping screw

Tangential ramping milling insert and high speed milling tool using such an insert

고속 밀링을 위한 단면의 접선방향 램핑 밀링 인서트(14)는 대향하는 인서트 안착면(20) 및 인서트 상단면(22), 및 이들 사이에서 연장되는 주변면(24)을 포함한다. 밀링 인서트(14)는 안착면(20)과 상단면(22) 사이의 중간에서 전체 주변면(24)을 통과하는 기준 평면(P)을 갖는다. 주변면(24)은 2개의 대향하는 측면(26)을 포함한다. 각각의 측면(26)은, 제1 절삭 에지(40), 이 제1 절삭 에지(40)에 연결되고 제1 절삭 에지(40)에 대해 횡방향으로 연장되는 제2 절삭 에지(42), 이 제2 에지(42)에 연결되고 제1 절삭 에지(40)와 반대측에 위치되는 램핑 절삭 에지(44), 및 제1 절삭 에지(40)의 적어도 일부분으로부터 인서트 안착면(20)을 향해 연장되는 레이크면(38)을 포함한다. 밀링 인서트(14)는 2개의 램핑 릴리프면(60)을 포함하고, 각각의 램핑 릴리프면(60)은 하나의 측면(26)의 램핑 절삭 에지(44)로부터 대향하는 측면(26)의 제1 절삭 에지(40)를 향해 연장된다. The tangential ramping milling insert 14 for the high speed milling includes an opposing insert seating surface 20 and an insert top surface 22 and a peripheral surface 24 extending therebetween. The milling insert 14 has a reference plane P passing through the entire peripheral surface 24 midway between the seating surface 20 and the top surface 22. The peripheral surface 24 includes two opposed sides 26. Each side 26 includes a first cutting edge 40, a second cutting edge 42 connected to the first cutting edge 40 and extending transversely to the first cutting edge 40, A ramping cutting edge 44 connected to the second edge 42 and positioned opposite the first cutting edge 40 and a second cutting edge 42 extending from at least a portion of the first cutting edge 40 toward the insert seating surface 20. [ And a rake face 38. The milling insert 14 includes two ramping relief surfaces 60 and each ramping relief surface 60 extends from the ramping cutting edge 44 of one side 26 to the first And extends toward the cutting edge 40.

Bilateral cutting insert

FIELD: process engineering. SUBSTANCE: invention relates to machine building and may be used for face cutting of metals. Claimed insert includes the first and second cutting edges with alternating the primary and auxiliary cutting ribs, each extending between the insert working and idle cutting tops. Every primary cutting rib, starting from the first distance measured from the principal plane nearby the working cutting top, extends with a gradual decreased to smaller, second distance measured from the principal plane nearby the idle cutting top. Every end of the auxiliary cutting rib adjoining the working cutting top is spaced from the principal through larger distance than the other end of the auxiliary cutting rib. Every circumferential side surface features the open flat auxiliary surface directly abutting on said auxiliary cutting rib. Every auxiliary cutting rib features convex shape at least on several sections on top view of appropriate surface. EFFECT: efficient use of inserts, higher surface quality. 11 cl, 9 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК B23C 5/20 (13) 2 573 303 C2 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2014102673/02, 23.08.2012 (24) Дата начала отсчета срока действия патента: 23.08.2012 (72) Автор(ы): ДИПОЛЬД, Антон (DE) (73) Патентообладатель(и): ЦЕРАТИЦИТ АУСТРИА ГЕЗЕЛЬШАФТ М.Б.Х. (AT) Приоритет(ы): (30) Конвенционный приоритет: (43) Дата публикации заявки: 10.10.2015 Бюл. № 28 R U 26.08.2011 AT GM469/2011 (45) Опубликовано: 20.01.2016 Бюл. № 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 26.03.2014 2 5 7 3 3 0 3 (56) Список документов, цитированных в отчете о поиске: WO 2011/052340 A1, 05.05.2011. WO 2011/001939 A1, 06.01.2011. WO 2010/093120 A1, 19.08.2010. RU 2477674 C1, 15.08.2011. RU 2007107709 A1, 10.10.2008. RU 2125929 C1, 10.02.1999. AT 2012/000220 (23.08.2012) C 2 C 2 (86) Заявка PCT: (87) Публикация заявки PCT: R U 2 5 7 3 3 0 3 WO ...

Cutting insert and Tool mounted withthere

본 발명의 한 실시예에 따른 절삭인서트는 상면, 하면, 측면, 절인, 그리고 상기 상면 및 상기 하면을 관통하는 체결구멍을 포함하는 양면형 절삭인서트로서, 상기 상면은 상기 체결구멍을 둘러싸고 평탄한 단일의 상면보스부를 구비하고, 상기 절인은 주절인, 상기 주절인에 이어지는 코너절인, 상기 코너절인에 이어지는 부절인, 그리고 상기 부절인에 이어지는 변부를 구비하고, 상기 주절인에 이어지는 제1 주절인여유면은 상기 상면보스부의 연장선과 예각을 이루고, 상기 부절인에 이어지는 부절인칩브레이커면은 상기 코너절인으로부터 멀어질수록 상기 상면보스부의 연장선과 이루는 각도가 점점 증가하고, 상기 절삭인서트를 상기 상면에서 바라볼 때, 상기 변부에 이어지는 변부표면은 오목하게 요입된 것을 특징으로 한다. A cutting insert according to an embodiment of the present invention is a double-sided cutting insert comprising an upper surface, a lower surface, a side surface, a cut, and a fastening hole penetrating the upper surface and the lower surface, wherein the upper surface surrounds the fastening hole and is a flat single An upper surface boss portion is provided, wherein the pickled is a major cut, a corner cut that follows the main cut, a minor cut that follows the corner cut, and an edge that continues following the minor cut, and a first major cutout following the major cut. forms an acute angle with the extension line of the upper boss part, and the angle formed with the extension line of the upper boss part increases as the distance from the corner cut-out of the sub-cut chip breaker surface following the minor cut-out increases, looking at the cutting insert from the upper surface When viewed, the edge surface following the edge is characterized in that it is concavely concave.

Rotatable tool for chip removing machining as well as a cutting insert therefor

주된 양태에서, 본 발명은 칩 제거 기계가공을 위한 회전 가능한 공구를 위한 절삭 또는 밀링 인서트 및 전방 칩 표면 (12) 과 이로부터 후방으로 뻗어있는 여유 표면 (16) 사이의 천이부에 절삭 에지 (17) 를 포함하는 타입의 절삭 또는 밀링 인서트에 관한 것이다. 제 1 언급된 절삭 에지 (17) 의 뒤에 멀리, 제 2 절삭 에지 (22) 가 한편, 제 1 여유 표면 (16) 뒤의 제 2 칩 표면 (23) 과, 다른 한편, 뒤따르는 제 2 여유 표면 (24) 사이의 천이부에 형성된다. 본 발명에 따르면 전방 절삭 에지 (17) 의 대향하는 단면 사이의 간격 (W1) 이 제 2 또는 후방 절삭 에지 (22) 의 대향하는 단면 사이의 대응하는 간격 (W2) 보다 더 크고, 적어도 전방 절삭 에지 (17) 의 절삭 에지 각도 ( ) 는 예각이다. 게다가, 본 발명은 본 발명에 따른 절삭 또는 밀링 인서트가 구비되는 회전 가능한 절삭 공구에 관한 것이다. In a main aspect, the present invention provides a cutting or milling insert for a rotatable tool for chip removal machining, and a cutting edge (17) at a transition between the front chip surface (12) and a clearance surface (16) To a cutting or milling insert. A second cutting edge 22 is located farther behind the first mentioned cutting edge 17 and on the other hand a second chip surface 23 behind the first clearance surface 16 and, (24). According to the invention, the distance W1 between the opposed cross-sections of the front cutting edge 17 is greater than the corresponding distance W2 between the opposed cross-sections of the second or rear cutting edge 22, The cutting edge angle of the cutting edge 17 ( ) Is an acute angle. In addition, the present invention relates to a rotatable cutting tool equipped with a cutting or milling insert according to the invention.

Cutting inserts and tools for milling square shoulders

Cutting insert, cutting tool, and method of manufacturing cut workpiece

本発明の一態様に基づく切削インサート（１）は、第１コーナ切刃（５ａ）と、さらい刃（６）と、接続刃（８）と、主切刃（７）と、第２コーナ切刃（５ｂ）とを順に有する切刃を備え、主切刃（７）が上方に凸の曲線部（７１）、曲線部（７１）から接続刃（８）に向かって延びた第１直線部（７２）、および曲線部（７１）から第２コーナ切刃（５ｂ）に向かって延びた第２直線部（７３）を有し、上面視においては、さらい刃（６）および主切刃（７）がそれぞれ直線形状であるとともに、接続刃（８）が外方に凸の曲線形状であって、側面視においては、さらい刃（６）、接続刃（８）および第１直線部（７２）が直線上に位置している。 The cutting insert (1) based on 1 aspect of this invention is the 1st corner cutting edge (5a), the wiping edge (6), the connection blade (8), the main cutting edge (7), and the 2nd corner cutting edge. The cutting edge which has a blade (5b) in order, the main cutting edge (7) is the convex part which protrudes upwards, and the 1st straight line part extended toward the connection blade (8) from the curved part (71) (72), and a second straight part (73) extending from the curved part (71) toward the second corner cutting edge (5b), and in a top view, the wiping edge (6) and the main cutting edge ( 7) each has a linear shape, and the connecting blade (8) has an outwardly convex curved shape, and in a side view, the wiping blade (6), the connecting blade (8), and the first straight portion (72). ) Is located on a straight line.

칩 제거 기계가공용 절삭 인서트를 구비한 회전식 절삭공구

본 발명은 회전 가능한 기본체 (1) 와, 복수의 절삭 인서트 (2) 를 구비하고, 상기 절삭 인서트가 기본체상의 전방 끝면 (3) 과 둘레면 (4) 사이의 천이부분에서 형성된 칩 채널 (8) 에 인접한 절삭 시트에서 고정될 수 있는 밀링 절삭기에 관한 것이다. 절삭 인서트 (2) 는 정사각형의 기본 형상을 갖고 서로 평행하게 쌍을 이루는 주 절삭날 (18) 을 구비함으로써 4개의 다른 위치에서 인덱싱 가능하다. 상기 절삭 인서트 (2) 상의 개별 주 절삭날 (18) 과 부속 코너 (19) 사이에서, 상기 와이퍼 날 (20) 은 상기 와이퍼 날의 가상 연장선이 주 절삭날에 대하여 예각 (κ) 을 형성하도록 경사지게 연장되어 있다. 절삭 인서트가 절삭 시트 (7) 에 고정되면, 제 1 쌍의 평행한 주 절삭날 (18b, 18d) 은 상기 가상 연장선 (F) 에 대한 주 절삭날과 동일하게 기본체의 중심축선 (C) 에 대하여 예각 (κ) 으로 연장되어 있다. 이런 식으로, 전방 주 절삭날 (18a) 의 내부 와이퍼 날 (20a) 은 기계가공시 편평한 표면 (30) 을 형성하도록 중심축선 (C) 에 수직인 평면에서 배향하게 될 것이다. 동시에, 다른 와이퍼 날 (20b) 은 중심축선 (C) 과 동심인 가상의 원통을 따라 외부 코너를 향하게 된다.

회전 절삭 공구와 가변 폭의 부 릴리프 표면을 갖는 회전 절삭 공구용 가역 절삭 인서트

밀링 공정에 사용되는 회전 절삭 공구(52)에서, 가역 절삭 인서트(20)가 절삭 몸체(54)에 착탈 가능하도록 고정된다. 절삭 인서트(20)는 연속적인 외연 면(24)에 의해 상호 연결되는 두 개의 대향하는 단부 면(22)을 갖으며, 외연 면(24)은 세 개의 코너 면(28)과 교호하는 세 개의 측면(26)을 포함한다. 측면(26)과 코너 면(28)은 각각 측부 모서리(32)와 코너 모서리(34)에서 양 단부 면(22)과 교차하며, 각 측부 모서리(32)는 주 절삭 날(36)을 갖고, 각 코너 모서리(34)는 코너 절삭 날(38)과 부 절삭 날(40)을 갖는다. 각 부 절삭 날(40)은 단부도에서 투영된 부 절삭 길이(L M )를 갖고, 각 관련된 부 릴리프 표면(48)은 수평 면(PH)에 포함된 두 개의 측 방향 경계점 사이에 부 릴리프 폭(W)을 갖는데, 부 릴리프 폭(W)은 수평 면(PH)과 중앙 면(M) 사이의 오프셋 거리(Do)에 따라 변화한다. 각 투영된 부 절삭 길이(L M )는 그와 관련된 부 릴리프 표면(48)의 최대 부 릴리프 폭(W MAX )보다 더 크다.

절삭 삽입체

양면형 리버서블 및 인덱서블 절삭 삽입체는 동일한 대향하는 제1 및 제2 단부면(28), 이들 사이로 연장하는 주연부 측면(32) 및 제1 및 제2 단부면 사이로 연장하고 이들을 향해 개방되는 클램핑 관통 보어(38)를 포함하며, 절삭 삽입체는 제1 및 제2 단부면 사이로 연장하는 중간 평면, 중간 평면을 통해 수직으로 연장하는 관통 보어 축 및 관통 보어 축에 대해 Y-절첩 회전 대칭성을 갖고, 주연부 측면은 Y 주 측면(34) 및 Y 부 측면을 포함하며, 각각의 부 측면은 2개의 인접한 주 측면(34)을 상호 연결하고, 각각의 부 측면은 주어진 반경(R)을 갖는 단일 원통형 표면의 부분이고, 주어진 반경(R)은 관통 보어 축으로부터의 각각의 부 측면의 부 측면 거리(D)보다 더 크다. 절삭 삽입체, 밀링 커터, 절삭 에지, 삽입체 포켓, 클램핑 스크류

Cutting plate and face cutter

FIELD: process engineering.SUBSTANCE: cutting plate has first surface with face surface, second surface located opposite the first one, peripheral surface extending between said first and second surfaces and comprises a relief surface formed thereat to feature positive rear angle, and cutting edge formed at intersection of face and relief surfaces. Said relief surface is formed along with preset angle of cutting plate and includes major, first auxiliary and mid relief surface extending between major and first auxiliary surfaces. Note here that cutting edge comprises the major, first auxiliary edge and intermediate cutting edge formed at intersection of intermediate relied surface and face surface and connected with major and first auxiliary cutting edges. Intermediate relief surface comprises extending curved relief surface extending from first surface to second surface. Intersection of curved relied surface and face surface features presser radius of curvature and is shaped, in fact, identically to that of curved relief surface and second surface. Intermediate relief surface comprises relief surface with skewed angle extending between curved relief surface and major relief surface. Intersection of curved relief surface and first surface is connected with intersection of first auxiliary relief surface and first surface and with intersection of relief surface with skewed angle and first surface. Face mill comprises cutting plate and body with detachable cutting plate revolves about central axis. Said cutting plate is fitted in said body to make auxiliary cutting edge extend perpendicular to central axis. Said cutting plate has positive axial major face angle and negative radial major face angle.EFFECT: higher reliability of cutting edge.2 cl, 11 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 490 099 (13) C1 (51) МПК B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2011151403/02, 16.06.2010 (24) ...

切削镶刀及切削工具、以及使用该切削工具的切削加工物的制造方法

本发明提供一种具有优异切屑排出性的切削镶刀。本发明的实施方式涉及的切削镶刀(1)具备上表面(2)、下表面(3)、与上表面(2)及下表面(3)连接的侧面(4)、位于上表面(2)及侧面(4)的交线部且具有主切削刃(51)及修光刃(52)的切削刃(5)，主切削刃(51)具有在侧视下为凹状并且随着连接两端的直线从修光刃(52)远离而向下方倾斜的主切削部(512)。本发明的实施方式涉及的切削工具(11)具有切削镶刀(1)和安装有切削镶刀(1)的刀夹(10)。

Rotating cutting tool and double-sided cutting plate comprising auxiliary rear surfaces of variable width therefor

FIELD: milling. SUBSTANCE: in rotating cutting tool (52) used for milling operations, double-sided cutting plate (20) is detachably fixed in cutting housing (54). Cutting plate (20) comprises two opposite end surfaces (22) connected by continuous peripheral surface (24), which includes three side surfaces (26) alternating with three angular surfaces (28). Lateral and angular surfaces (26, 28) intersect both end surfaces (22) in side and corner edges (32, 34), respectively, wherein each side edge (32) comprises a main cutting edge (36), and each angular edge (34) comprises an angular and an auxiliary cutting edge (38, 40). Each auxiliary cutting edge (40) has projected auxiliary cutting length (L M ) on the end face view, and each corresponding auxiliary rear surface (48) has an auxiliary rear width (W) between two lateral boundary points contained in the horizontal plane (PH), varying depending on the displacement distance (Do) between the horizontal plane (PH) and middle plane (M). Each projecting auxiliary cutting length (L M ) is greater than maximum auxiliary rear width (W MAX ) of auxiliary rear surface (480) corresponding to it. EFFECT: higher strength of cutting edges and reduced roughness of machined surface. 20 cl, 11 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 694 390 C2 (51) МПК B23C 5/06 (2006.01) B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК B23C 5/06 (2019.02); B23C 5/20 (2019.02) (21)(22) Заявка: 2017113932, 11.08.2015 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): ИСКАР ЛТД. (IL) Дата регистрации: 12.07.2019 R U 11.08.2015 (72) Автор(ы): БАЛЛАС Ассаф (IL) (56) Список документов, цитированных в отчете о поиске: US 20140010605 A1, 09.01.2014. SU 814573 A1, 23.03.1981. RU 2100149 C1, 27.12.1997. 22.09.2014 US 14/492,761 (43) Дата публикации заявки: 24.10.2018 Бюл. № 30 (45) Опубликовано: 12.07.2019 Бюл. № 20 (85) Дата начала рассмотрения заявки PCT на ...

Insert and cutting tool

FIELD: process engineering. SUBSTANCE: invention relates to machine building and may be used for cutting of metals. This insert has multiple cutting sections made at intersection of every end surface and peripheral surface. Every cutting section has first cutting edge to act as the major cutting edge and second cutting edge. If seen from end surface, every end surface has alternating first and second vertices with different internal angles. Internal angle of the first vertex is smaller than that of second vertex. Every first cutting edge has the section approximating to median plane as it moves from appropriate first vertex. First section of lateral surface extending over peripheral surface from every first cutting edge makes the insert inner obtuse angle with the plane extending through the first cutting edge and parallel with median plane. Second section of lateral surface extending over peripheral surface from every second cutting edge makes the inner acute angle with the plane extending from the second cutting edge and parallel with median plane. EFFECT: increased depth of cutting. 13 cl, 22 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 539 277 C2 (51) МПК B23C 5/20 (2006.01) B23C 5/06 (2006.01) B23C 5/10 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2013113587/02, 27.09.2011 (24) Дата начала отсчета срока действия патента: 27.09.2011 (72) Автор(ы): БХАГАТХ Кедар Суреш (JP), ЯМАГУТИ Такаси (JP) (73) Патентообладатель(и): ТУНГАЛОЙ КОРПОРЕЙШН (JP) Приоритет(ы): (30) Конвенционный приоритет: (43) Дата публикации заявки: 10.11.2014 Бюл. № 31 R U 27.09.2010 JP 2010-214801 (45) Опубликовано: 20.01.2015 Бюл. № 2 2008544872 A, 11.12.2008. RU 2125925 С1, 10.02.1999. RU 2358844 С2, 20.06.2009 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 29.04.2013 (86) Заявка PCT: 2 5 3 9 2 7 7 (56) Список документов, цитированных в отчете о поиске: US 3289271 A, 06.12.1966. JP 2 5 3 9 2 7 7 R U (87) ...

밀링 공구 및 상기 밀링 공구용 밀링 인서트

본 발명은 라운드형 기본 형상을 가지는 단일면의 날교환가능한 밀링 인서트를 구비한 밀링 공구에 관한 것이다. 상기 밀링 인서트 (2) 의 특징은, 밀링 인서트가 접선방향으로 이격되고 교대로 사용가능한 복수의 절삭날들 (12) 을 포함하는데, 절삭날들은 개별적으로 상부 기준 평면에 가장 가깝게 위치한 제 1 단부로부터, 절삭날이 제 2 단부 (21) 를 향하여 다시 상승하는 최저점까지 아치형으로 하강하고, 절삭날에 포함되는 보강 챔퍼면 (22) 은 절삭날의 제 1 단부 (20) 로부터 제 2 단부 (21) 를 향한 방향으로 증가하는 폭을 가지고 형성된다.

Cutting inserts and shoulder milling tools

본원에, 숄더 밀링 공구용 절삭 인서트 (2) 가 개시된다. 절삭 인서트 (2) 는 삼각형 형상을 가지고 제 1 표면 (14), 제 2 표면 (16), 및 제 1 표면 (14) 과 제 2 표면 (16) 사이에 연장되는 둘레면 (18) 을 포함한다. 둘레면 (18) 은 카운터싱크된 원주방향 허리부 (92) 를 포함한다. 둘레면 (18) 은 제 1 및 제 2 주 절삭 에지 (24, 24') 를 따라 연장되는 제 1 및 제 2 여유면을 포함한다. 제 1 및 제 2 여유면들 각각은 음의 공칭 여유각을 형성한다. 제 1 및 제 2 주 절삭 에지들 (24, 24') 각각은 제 1 및 제 2 표면들 (14, 16) 각각을 향한 도면에서 볼 때 카운터싱크된 원주방향 허리부 (92) 내에 배열된다. Herein, a cutting insert (2) for a shoulder milling tool is disclosed. The cutting insert 2 has a triangular shape and includes a first surface 14 , a second surface 16 , and a circumferential surface 18 extending between the first surface 14 and the second surface 16 . . The circumferential surface 18 includes a countersinked circumferential waist 92 . The circumferential surface 18 includes first and second flank surfaces extending along the first and second major cutting edges 24 , 24 ′. Each of the first and second clearance surfaces defines a negative nominal clearance angle. Each of the first and second major cutting edges 24 , 24 ′ is arranged within a countersinked circumferential waist 92 when viewed in the view facing the first and second surfaces 14 , 16 respectively.

Cutter tip

FIELD: machine building. SUBSTANCE: invention relates to machine building and be used in cutters. Square indexing tip has four side surfaces to connect tip end surfaces. Main cutting edge is located on intersection of each side surface with end surface to pass from tip angle along first side surface downward toward central surface. Fanning edge extends from the same angle of tip along appropriate side surface upward from central surface and is located above appropriate thrust surface of end surface. Geometry of tip and its seat is selected to impart main cutting edge a negative axial inclination. Note here that tip features, in fact, negative axial angle of location to allow axial rear angle and, generally, negative radial location angle and, generally, negative radial location angle to provide for radial rear angle. EFFECT: improved machining conditions, higher efficiency. 20 cl, 13 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 453 403 (13) C2 (51) МПК B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2009134788/02, 20.03.2008 (24) Дата начала отсчета срока действия патента: 20.03.2008 (73) Патентообладатель(и): ТАЕГУ ТЕК ИНДИА П. ЛТД. (IN) R U Приоритет(ы): (30) Конвенционный приоритет: 26.04.2007 IN 886/CHE/2007 (72) Автор(ы): БХАГАТ Бхагат Суреш (IN) (43) Дата публикации заявки: 10.06.2011 Бюл. № 16 2 4 5 3 4 0 3 (45) Опубликовано: 20.06.2012 Бюл. № 17 (56) Список документов, цитированных в отчете о поиске: US 6336776 B, 08.01.2002. SU 1577180 A2, 15.05.1991. RU 2125925 C1, 10.02.1999. RU 2108894 C1, 20.04.1998. EP 0672492 A1, 20.09.1995. 2 4 5 3 4 0 3 R U (86) Заявка PCT: IN 2008/000170 (20.03.2008) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 26.11.2009 (87) Публикация заявки РСТ: WO 2008/132757 (06.11.2008) Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. С.А.Дорофееву, рег.№ 146 (54) РЕЖУЩАЯ ...

铣削刀片

本发明涉及一种铣削刀片，具体涉及一种双面面铣刀片，该类型的铣削刀片包括上侧(16a)、与所述上侧平行的基准平面、和一定数目的能够交替地应用的切削刃，所述切削刃各包括去屑主刃(12)和表面擦拭副刃(14)，如在平面视图中所观察到的，副刃(14)与主刃形成钝角。根据本发明，如在侧视图中所观察到的，各副刃(14)相对于铣削刀片的基准平面以一适度角度(ε)倾斜，更加准确地是使得连接到主刃(12)的第一端(23)位于比相对的第二端(24)更低的高度上。

Cutting insert

【課題】多様な加工に対応でき、製造性に優れた切削インサートを提供する。【解決手段】切削インサート２は、第１端面１０及び第２端面２０の中心軸Ｏに平行な周側面３０を有している。周側面３０は、第１主切れ刃１１に臨む第１側面３１と、第１さらい刃１２に臨む第２側面３２と、第１内刃１３に臨む第３側面３３と、を含んでいる。第１主切れ刃１１の逃げ面３１１と、第１さらい刃の逃げ面３３１とは、第１端面１０へ向かうに従い中心軸Ｏに近づくように傾斜している。第１主切れ刃１１の逃げ面３１１は、第１側面３１とは異なる平面上にある。第１さらい刃１２の逃げ面３２１は、第２側面３２とは異なる平面上にある。一方で、第１内刃１３の逃げ面は、第３側面３３と同一の平面上にある。【選択図】図３

Cutting insert, cutting tool, and method for manufacturing cut product using same

本发明提供一种切削镶刀、具有该切削镶刀的切削工具、以及使用该切削工具来制造切削加工物的方法。本发明的切削镶刀具备：上表面；下表面；侧面；位于所述上表面与所述侧面的交线部且具有主切削刃、修光刃、位于所述主切削刃与所述修光刃之间的副切削刃的切削刃；在所述上表面上沿所述切削刃配置的刃带部。所述刃带部具有与所述副切削刃对应配置的副切削刃刃带部。所述副切削刃刃带部随着朝向所述上表面的中央部而向下方倾斜。

Cutting insert, cutting tool, and manufacturing method of cut workpiece

Rotary cutting tool and reversible cutting insert therefor

밀링 작업을 위해 사용되는 회전 절삭 공구(58)에 있어서, 가역적이고 인덱싱 가능한 절삭 인서트(20)는 절삭 보디(60) 내에 착탈 가능하게 고정된다. 절삭 인서트(20)는 세 개의 코너면(28)과 교호되는 세 개의 측면(26)을 구비하는 연속적인 주위면(24)에 의해 상호연결되는 두 개의 대향 단부면(22)을 갖는다. 측면(26)과 코너면(28)은 측부 및 코너 에지(40, 42)에서 각각 양 단부면(22)과 교차하고, 각각의 측부 에지(40)는 주 절삭날(44)을 가지며, 각각의 코너 에지(42)는 코너 절삭날(46) 및 부 절삭날(48)을 갖는다. 각각의 주 절삭날(44) 및 부 절삭날(48)은 그 상호 관련 코너 절삭날(46)의 제1 및 제2 단부 지점(E1, E2) 각각으로부터 중앙 평면(M)을 향해서 경사진다. 중앙 평면(M)에 수직하게 연장되며 그 길이를 따라서 제2 단부 지점을 제외한 임의의 지점에서 코너 절삭날(46) 중 어느 하나와 교차하는 제1 가상 직선(L1)은 인서트 경계선(Lb) 내측에서 중앙 평면(M)을 통과한다. In the rotary cutting tool 58 used for the milling operation, the reversible indexable cutting insert 20 is detachably fixed in the cutting body 60. The cutting insert 20 has two opposite end faces 22 interconnected by a continuous circumferential face 24 having three side faces 26 alternating with three corner faces 28. The side edges 26 and the corner faces 28 intersect the opposite end faces 22 at the side and corner edges 40 and 42 respectively and each side edge 40 has a main cutting edge 44, The corner edge 42 has a corner cutting edge 46 and a minor cutting edge 48. Each of the main cutting edge 44 and the minor cutting edge 48 is inclined from the first and second end points E1 and E2 of the mutually associated corner cutting edge 46 toward the center plane M, A first imaginary straight line L1 which extends perpendicularly to the central plane M and which intersects with any one of the corner cutting edges 46 at any point except for the second end point along its length is located inside the insert boundary line Lb And passes through the center plane M at the center.

A cutting insert having eight main cutting edges and wiper edges and a cutting tool having the same

본 발명에 따른 밀링 가공용 양면형 절삭 인서트는 8개의 주절삭날과 8개의 와이퍼날을 포함한다. 절삭 인서트는 정사각형 형상의 상면, 상기 상면과 180도 회전 대칭 형상의 하면, 상기 상면과 하면을 연결하는 4개의 측면을 포함한다. 측면의 각각은, 상면 측에 형성된 주절삭날과 그에 대향하고 하면측에 형성된 와이퍼날을 포함하는 제1 면과, 상면 측에 형성된 와이퍼날과 그에 대향하고 하면 측에 형성된 주절삭날을 포함하는 제2 면을 포함한다. 상기 제1 면과 상기 제2 면은 서로에 대해 경사진다. 상기 제2 면에 형성된 와이퍼날은 상면 방향에서 볼 때 상기 제1 면에 형성된 주절삭날에 대하여 절삭 인서트의 내측으로 경사지고, 상기 제1 면에 형성된 와이퍼날은 하면 방향에서 볼 때 상기 제2 면에 형성된 주절삭날에 대하여 절삭 인서트의 내측으로 경사진다. A double-sided cutting insert for milling according to the present invention comprises eight main cutting edges and eight wiper blades. The cutting insert includes an upper surface of a square shape, a lower surface having a 180-degree rotation symmetrical shape with the upper surface, and four side surfaces connecting the upper surface and the lower surface. Each of the side surfaces includes a first surface including a main cutting edge formed on the upper surface side and a wiper blade formed opposite to the main cutting edge and formed on the lower surface side and a main cutting edge formed on the lower surface side opposite to the wiper blade formed on the upper surface side And a second surface. The first surface and the second surface are inclined with respect to each other. The wiper blade formed on the second surface is inclined to the inside of the cutting insert with respect to the main cutting edge formed on the first surface when viewed from the top surface direction and the wiper blade formed on the first surface is inclined with respect to the second Is inclined to the inside of the cutting insert with respect to the main cutting edge formed on the surface.

Cutting inserts and shoulder milling tools

본원에, 절삭 인서트 (2) 및 숄더 밀링 공구가 개시된다. 절삭 인서트 (2) 는, 정중면 (4) 에 대한 거리가 모서리 절삭 에지 (26) 를 향한 방향으로 감소하도록 절삭 인서트 (2) 의 정중면 (4) 에 대해 경사져 있는 표면-와이핑 이차 절삭 에지 (28) 를 포함한다. 둘레면 (18) 은 주 절삭 에지 (24) 를 따라 연장되는 여유면 (50) 을 포함한다. 주 절삭 에지 (24) 를 따라 여유면 (50) 은 정중면 (4) 에 대해 예각으로 연장되어서, 여유면 (50) 은 음의 공칭 여유각을 형성하고, 둘레면 (18) 은 밀링 공구의 축선 방향 및/또는 반경 방향 지지면들에 접하도록 구성된 제 1 및 제 2 접합면들 (90) 을 포함하고, 접합면들 (90) 은 주 절삭 에지 (24) 및 표면-와이핑 이차 절삭 에지 (28) 의 적어도 일부를 따라 연장된다. Disclosed herein are a cutting insert (2) and a shoulder milling tool. The cutting insert 2 has a surface-wiping secondary cutting edge inclined with respect to the midplane 4 of the cutting insert 2 such that the distance to the midplane 4 decreases in the direction towards the corner cutting edge 26 . (28) is included. The circumferential surface 18 includes a relief surface 50 extending along the major cutting edge 24 . Along the main cutting edge 24 a clearance surface 50 extends at an acute angle with respect to the median surface 4 such that the clearance surface 50 forms a negative nominal clearance angle and the circumferential surface 18 of the milling tool first and second abutment surfaces 90 configured to abut axial and/or radial support surfaces, wherein the abutment surfaces 90 have a primary cutting edge 24 and a surface-wiping secondary cutting edge (28) extends along at least a portion of.

Cutting head with face cutting edge, especially used for face milling cutter

一种切削头(10)，特别用于面铣刀，具有通过圆周刃面(4)所连接的上表面及下表面(3)，其中从上表面(3)的平视图中看到的切削头大致为八边形的基本形状，具有大小交替的顶角角度，其中形成在各自的顶角(6，7)之间、位于圆周表面(4)与上和/或下表面(3)的过渡区为各个切削(1a，1b，1c，1d，2a，2b，2c，2d)，其中一部分(2a，2b，2c，2d)在顶视图中显示为稍稍中断或者以相对较小半径弯曲，用于作为粗切削刃，以及另一部分在相邻顶角(6，7)之间以直线延伸或者以相对较大半径延伸以作为精切削刃(1a，1b，1c，1d)。为了提供具有上述特征的切削头，该切削头亦能被用于宽精切削刀具，而仍然具有至少两个以及最好至少四个能被用于任一旋转方向的精切削刃，则建议在与上表面垂直的平视图内，切削头为一种只能相对于180°旋转呈对称的结构，而相对于90°旋转不对称。

Double-sided high feed milling insert, high feed milling tool and method

금속 가공물들의 고 이송 밀링을 위한 양면 밀링 인서트 (30; 30') 로서, 상기 인서트는 삼각기둥 기본 형상을 가지고 그리고 반대 방향으로 향하는 상부면 (31) 과 하부면 (32) 및 상기 상부면 (31) 과 상기 하부면 (32) 사이에서 연장되는 볼록한 여유면들 (33) 을 포함한다. 상기 상부면과 하부면 각각은 리세스가공된 지지면 (34A, 34B) 을 포함하고, 상기 지지면 (34A, 34B) 은 서로 실질적으로 평행하고 그리고 체결 수단을 수용하기 위해 내부에 공동 (35) 을 가진다. 상기 상부면 및 상기 하부면 (34A, 34B) 과 상기 볼록한 여유면들 (33) 의 교차점들은, 평면도 (도 1a) 에서 보았을 때, 볼록한 절삭날들 (37A, 37B; 37A', 37B') 을 형성하고, 상기 볼록한 절삭날들 (37A, 37B; 37A', 37B') 에 인접하게 경사면 (38) 이 제공된다. 각각의 상기 볼록한 절삭날 (37A, 37B, 37A', 37B') 은 측면도 (도 1b) 에서 볼 때 오목하고 그리고 평면도 (도 1a) 에서 볼 때 만곡된 절삭날 부분 (40A, 40B; 40A', 40B') 의 각각의 측면상에 실질적으로 직선의 절삭날 부분 (39A, 39B; 39A', 39B') 을 포함한다. 복수의 인서트들을 가진 밀링 공구 및 이러한 공구를 사용하여 고 이송 밀링 방법이 또한 개시되어 있다.

A milling tool as well as a milling insert therefor

본 발명은 라운드형 기본 형상을 가지는 단일면의 날교환가능한 밀링 인서트를 구비한 밀링 공구에 관한 것이다. 상기 밀링 인서트 (2) 의 특징은, 밀링 인서트가 접선방향으로 이격되고 교대로 사용가능한 복수의 절삭날들 (12) 을 포함하는데, 절삭날들은 개별적으로 상부 기준 평면에 가장 가깝게 위치한 제 1 단부로부터, 절삭날이 제 2 단부 (21) 를 향하여 다시 상승하는 최저점까지 아치형으로 하강하고, 절삭날에 포함되는 보강 챔퍼면 (22) 은 절삭날의 제 1 단부 (20) 로부터 제 2 단부 (21) 를 향한 방향으로 증가하는 폭을 가지고 형성된다. The present invention relates to a milling tool with a single-sided blade-exchangeable milling insert having a round basic shape. A feature of the milling insert 2 is that the milling insert comprises a plurality of cutting edges 12 spaced tangentially and alternately available, the cutting edges individually from the first end located closest to the upper reference plane, The cutting edge descends arcuately to the lowest point where it rises again toward the second end 21, and the reinforcing chamfer surface 22 included in the cutting edge moves the second end 21 from the first end 20 of the cutting edge. It is formed with an increasing width in the direction toward.

Rotary cutting tool and reversible cutting insert thereof

FIELD: instrument engineering. SUBSTANCE: in rotary cutting tool (58), used for milling operations, reversible indexable cutting insert (20) is detachably fixed to housing (60). Cutting insert (20) has two opposite end faces (22), connected by continuous peripheral surface (24), including three side surfaces (26), alternating with three angled surfaces (28). Side (26) and corner (28) surfaces intersect with end faces (22) on side (40) and corner (42) edges respectively, wherein each side edge (40) has large cutting edge (44), and each corner edge (42) has angular (46) and smaller (48) cutting edges. Each large (44) and smaller (48) cutting edge tilts from first (E1) and second (E2) end points respectively by its mutually corresponding angular cutting edge (46) to median plane (M). First imaginary straight line (L1), continuing perpendicular to median plane (M) and intersecting any of corner cutting edges (46) at any point along its length with the exception of the second end point, passes through middle plane (M) inside boundary line (Lb) of the plate. EFFECT: it is possible to create a reversible cutting insert and a cutting tool for milling rectangular ledges and inclined milling. 23 cl, 10 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 648 717 C2 (51) МПК B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК B23B 5/20 (2006.01) (21)(22) Заявка: 2015103929, 09.06.2013 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): ИСКАР ЛТД. (IL) Дата регистрации: 28.03.2018 06.07.2012 US 13/542,846 (43) Дата публикации заявки: 27.08.2016 Бюл. № 24 1505683 A1, 07.09.1989. US 20050169716 A1, 04.08.2005. US 20100202839 A1, 12.08.2010. US 20100266353 A1, 21.10.2010. WO 02055245 A1, 18.07.2002. WO 2010137762 A1, 02.12.2010. (45) Опубликовано: 28.03.2018 Бюл. № 10 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 06.02.2015 2 6 4 8 7 1 7 (56) Список документов, цитированных в отчете ...

Cutting plate

FIELD: process engineering. SUBSTANCE: double-sided overturning indexing plate has identical opposite first and second face surfaces and peripheral lateral surface arranged there between, through fastening hole to run between said first and second face surfaces and outward, central plane arranged between said face surfaces, through hole axis running perpendicular through central plane, and Y-multiple rotary symmetry about through hole axis. Note here that peripheral lateral surface includes I main lateral surfaces and Y auxiliary lateral surfaces, each auxiliary lateral surface being connected with two adjacent main surfaces, and represents a section of cylindrical surface with preset radius exceeding the distance from auxiliary lateral surface to through hole axis. Peripheral lateral surface crosses each first and second face surfaces along continuous peripheral edge. Each peripheral edge comprises Y main edges and Y auxiliary edges. Note that each main edge is formed on intersection of appropriate main and auxiliary lateral surface and first or second lateral surface, and that each auxiliary edge is formed on intersection of appropriate auxiliary lateral surface and first or second face surface, and connected with two adjacent main edges. Note also that each main lateral surface, comprises medium surface arranged across main central line formed on intersection of medium plane with main surfaces in direction to first and second main edges. EFFECT: higher quality of machining. 17 cl, 14 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 420 372 (13) C2 (51) МПК B23C 5/20 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2007148010/02, 07.06.2006 (24) Дата начала отсчета срока действия патента: 07.06.2006 (72) Автор(ы): СМИЛОВИЧИ Кэрол (IL), БАЛЛАС Ассаф (IL) R U (73) Патентообладатель(и): ИСКАР ЛТД. (IL) Приоритет(ы): (30) Конвенционный приоритет: 30.06.2005 IL 169491 (43) Дата ...

Indexable cutting insert for milling

本发明解决了在具有用于精加工的副切削刃（6）的用于铣削的切削刀片正常地安装在刀体上时以及出现安装误差时不用减少走刀量而获得良好的表面粗糙度的问题。该用于铣削的切削刀片包括主切削刃（5），主切削刃（5）由形成于前刀面和后刀面的交接处的棱线形成。在副切削刃（6）的相反两侧形成有角部切削刃（7和8），角部切削刃（7和8）的侧部与副切削刃（6）连接并且沿着与副切削刃的弯曲方向相同的方向弯曲。当从与后刀面垂直的方向看时副切削刃（6）呈凸状弯曲。副切削刃（6）隔着角部切削刃（7和8）延伸到主切削刃（5）。

Cutting insert, cutting tool, and method for manufacturing cut product

본 발명의 일형태에 의거하는 절삭 인서트(1)는 제 1 코너 절삭날(5a)과, 플랫 절삭날(6)과, 접속날(8)과, 주절삭날(7)과, 제 2 코너 절삭날(5b)을 순서대로 갖는 절삭날을 구비하고, 주절삭날(7)이 상방으로 볼록한 곡선부(71), 곡선부(71)로부터 접속날(8)을 향해서 연장된 제 1 직선부(72), 및 곡선부(71)로부터 제 2 코너 절삭날(5b)을 향해서 연장된 제 2 직선부(73)를 갖고, 상면에서 볼 때에 있어서는 플랫 절삭날(6) 및 주절삭날(7)이 각각 직선 형상임과 아울러 접속날(8)이 바깥쪽으로 볼록한 곡선 형상이며, 측면에서 볼 때에 있어서는 플랫 절삭날(6), 접속날(8) 및 제 1 직선부(72)가 직선 상에 위치하고 있다. A cutting insert 1 according to an aspect of the present invention includes a first corner cutting edge 5a, a flat cutting edge 6, a connecting edge 8, a main cutting edge 7, The main cutting edge 7 has a curved portion 71 which is convex upward and a first straight line portion 71 extending from the curved portion 71 toward the connection blade 8, And a second rectilinear section 73 extending from the curved section 71 toward the second corner cutting edge 5b and having a flat cutting edge 6 and a main cutting edge 7 The connection blade 8 and the first rectilinear section 72 are arranged in a straight line on the side view from the side view, Is located.

Rotary cutting tool and reversible cutting insert having variable-width minor relief surfaces therefor

밀링 공정에 사용되는 회전 절삭 공구(52)에서, 가역 절삭 인서트(20)가 절삭 몸체(54)에 착탈 가능하도록 고정된다. 절삭 인서트(20)는 연속적인 외연 면(24)에 의해 상호 연결되는 두 개의 대향하는 단부 면(22)을 갖으며, 외연 면(24)은 세 개의 코너 면(28)과 교호하는 세 개의 측면(26)을 포함한다. 측면(26)과 코너 면(28)은 각각 측부 모서리(32)와 코너 모서리(34)에서 양 단부 면(22)과 교차하며, 각 측부 모서리(32)는 주 절삭 날(36)을 갖고, 각 코너 모서리(34)는 코너 절삭 날(38)과 부 절삭 날(40)을 갖는다. 각 부 절삭 날(40)은 단부도에서 투영된 부 절삭 길이(L M )를 갖고, 각 관련된 부 릴리프 표면(48)은 수평 면(PH)에 포함된 두 개의 측 방향 경계점 사이에 부 릴리프 폭(W)을 갖는데, 부 릴리프 폭(W)은 수평 면(PH)과 중앙 면(M) 사이의 오프셋 거리(Do)에 따라 변화한다. 각 투영된 부 절삭 길이(L M )는 그와 관련된 부 릴리프 표면(48)의 최대 부 릴리프 폭(W MAX )보다 더 크다. In a rotary cutting tool 52 used in a milling process, a reversible cutting insert 20 is removably fixed to a cutting body 54 . The cutting insert 20 has two opposing end faces 22 interconnected by a continuous perimeter face 24 , the perimeter face 24 having three corner faces 28 and three alternating sides. (26). side 26 and corner face 28 intersect both end faces 22 at side edge 32 and corner edge 34, respectively, each side edge 32 having a major cutting edge 36; Each corner edge 34 has a corner cutting edge 38 and a minor cutting edge 40 . Each minor cutting edge 40 has a minor cut length L M projected in the end view, and each associated minor relief surface 48 has a minor relief width between two lateral boundary points contained in the horizontal plane PH. (W), the negative relief width (W) changes according to the offset distance (Do) between the horizontal plane (PH) and the central plane (M). Each projected minor cut length L M is greater than the maximum minor relief width W MAX of its associated minor relief surface 48 .

Rotating cutting tool and reversible cutting insert with variable width secondary flank for rotating cutting tool

Cutting insert, cutting tool, and manufacturing method of cut workpiece

一態様の切削インサートは、上面と側面とを備える。前記上面と前記側面とが交わる稜線の少なくとも一部が切刃である。該切刃は、角部に位置する第１部位（１１ａ）と、該第１部位に隣接する第２部位（１１ｂ）と、該第２部位に近接する第３部位（１１ｃ）と、該第３部位に近接する第４部位（１１ｄ）と、該第４部位に隣接する第５部位（１１ｅ）と、を有している。上面視において、前記第２部位の曲率半径（Ｒ２）は、前記第１部位の曲率半径（Ｒ１）よりも小さく、前記第３部位の曲率半径（Ｒ３）は、前記第１部位の曲率半径（Ｒ１）よりも大きく、前記第４部位の曲率半径（Ｒ４）は、前記第３部位の曲率半径（Ｒ３）よりも小さい。 One aspect of the cutting insert includes an upper surface and a side surface. At least a part of the ridgeline where the upper surface and the side surface intersect is a cutting blade. The cutting blade includes a first part (11a) located at a corner, a second part (11b) adjacent to the first part, a third part (11c) adjacent to the second part, It has the 4th site | part (11d) adjacent to 3 site | parts, and the 5th site | part (11e) adjacent to this 4th site | part. In a top view, the radius of curvature (R2) of the second portion is smaller than the radius of curvature (R1) of the first portion, and the radius of curvature (R3) of the third portion is the radius of curvature (R3) of the first portion ( Larger than R1), and the radius of curvature (R4) of the fourth portion is smaller than the radius of curvature (R3) of the third portion.

Cutting tip and cutting tool for milling square shoulder

一种用于铣削方肩的切削刀片(4)，该切削刀片(4)具有每个设有主切削刃的侧面，所述主切削刃连接到位于该刀片的相邻侧面上的相关联的擦拭刃(22)。设有主切削刃的侧面具有大致平坦且非共面的两个支撑面(23、24)，所述两个支撑面(23、24)相对于主切削刃(20)的延伸部的方向接连地布置，并且与刀片的底面(15)的法线形成不同的角度。边界(27)形成所述支撑面(23、24)的离底面(15)最远的界限，其相对于底面倾斜，使得该边界离底面的距离在切削刃(20)朝向擦拭刃(22)的延伸方向上增加。

Cutting tip and shoulder milling cutter

本文中公开了一种切削刀片(2)和一种肩铣刀具(60)。所述切削刀片(2)包括表面擦拭辅助切削刃(28)，所述表面擦拭辅助切削刃(28)相对于所述切削刀片(2)的中平面倾斜，使得到所述中平面(4)的距离在朝向拐角切削刃(26)的方向上减小。当在沿着所述中平面(4)并且朝向主切削刃(24)的侧视图中看时，所述拐角切削刃(26)包括凹曲线。

milling tool

정면 밀링을 위한 밀링 공구 (1) 는 공구 보디 (10) 및 상기 공구 보디 (10) 의 주연을 따라 연속적으로 배열된 복수의 절삭 부재들 (100) 을 포함한다. 각각의 절삭 부재 (100) 는 황삭을 위한 주 절삭 에지 (130) 를 포함한다. 절삭 부재들 (100) 의 서브세트는 정삭 작동을 위한 제 1 (140), 제 2 (150) 및 제 3 (160) 이차 절삭 에지를 포함한다. 제 1 및 제 3 이차 절삭 에지들 (140, 160) 은 축선 방향 (A) 에 수직인 방향으로 연장되고 제 2 이차 절삭 에지 (150) 는 제 1 및 제 3 이차 절삭 에지들 (140, 160) 사이에 연장된다. 절삭 부재들 (100) 의 주 절삭 에지들 (130) 은 동일한 반경 방향 위치에 위치되고, 제 1 이차 절삭 에지들 (140) 은 동일한 축선 방향 위치에 위치되고 상기 제 2 이차 절삭 에지들 (150) 의 제 1 말단점 (151) 은 반경 방향으로 안쪽으로 연속적으로 진행하고, 상기 제 2 이차 절삭 에지들 (150) 의 제 2 말단점 (152) 은 상기 공구 보디 (10) 의 주연을 따라 반경 방향으로 안쪽으로 그리고 축선 방향으로 바깥쪽으로 연속적으로 진행한다. A milling tool 1 for face milling comprises a tool body 10 and a plurality of cutting members 100 arranged continuously along a periphery of the tool body 10 . Each cutting member 100 includes a major cutting edge 130 for roughing. The subset of cutting members 100 includes first ( 140 ), second ( 150 ) and third ( 160 ) secondary cutting edges for a finishing operation. The first and third secondary cutting edges 140 , 160 extend in a direction perpendicular to the axial direction A and the second secondary cutting edge 150 is the first and third secondary cutting edges 140 , 160 . extended between The main cutting edges 130 of the cutting members 100 are located at the same radial position, the first secondary cutting edges 140 are located at the same axial position and the second secondary cutting edges 150 are located at the same axial position. A first end point 151 of , runs continuously in the radial direction, and a second end point 152 of the second secondary cutting edges 150 runs radially along the perimeter of the tool body 10 . It proceeds continuously inwardly and axially outward.

Cutting inserts and milling tools

여기에 밀링 공구용 절삭 인서트 (2) 가 개시된다. 정중면 (MP) 은 절삭 인서트를 통해 연장된다. 종방향 평면 (LP) 은 정중면 (MP) 에 수직으로 연장된다. 절삭 인서트 (2) 의 원주방향 표면 (18) 은 제 1 쌍의 대향 측표면 (10, 11) 및 제 2 쌍의 대향 측표면 (12, 13) 을 포함한다. 제 1 측표면 (12) 을 향한 관점에서, 제 1 축선방향 릴리프면 (30) 및 제 1 축선방향 접합면 (32) 은 종방향 평면의 제 1 측면에서 제 1 표면 그룹 (34) 의 일부를 형성한다. 제 2 측표면 (13) 을 향한 관점에서, 제 2 축선방향 릴리프면 (30') 및 제 2 축선방향 접합면 (32') 은 종방향 평면의 제 1 측면에서 제 2 표면 그룹 (34') 의 일부를 형성한다. 제 1 축선방향 접합면 (32) 은 실질적으로 평평한 표면을 형성한다. 제 1 축선방향 접합면 (32) 은 정중면 (MP) 에 수직으로 연장된다. 제 2 축선방향 접합면 (32') 은 실질적으로 평평한 표면을 형성한다. 제 2 축선방향 접합면 (32') 은 정중면 (MP) 에 수직으로 연장된다. 제 1 쌍의 대향 측표면들 중 제 2 측면 (11) 은 제 1 반경방향 접합면 (61) 및 제 2 반경방향 접합면 (62) 을 포함한다. 제 1 반경방향 접합면 (61) 은 정중면 (MP) 에 대해 둔각의 제 3 내부 각도 (W) 를 형성하고, 제 2 반경방향 접합면 (62) 은 정중면 (MP) 에 대해 둔각의 제 4 내부 각도 (W') 를 형성한다.

Double-sided cutting insert for milling

본 발명은 밀링을 위한, 특히 정면 밀링을 위한 양면 절삭 인서트(1)에 관한 것이다. 제1 절삭 에지(8) 및 제2 절삭 에지(10) 각각은 교대로 배치되는 그리고 각각 활동 절삭 모서리(16)와 비활동 절삭 모서리(18) 사이에서 연장되는 주 절삭 블레이드(12) 및 보조 절삭 블레이드(14)를 구비한다. 각각의 주 절삭 블레이드(12)는 활동 절삭 모서리(16)에서의 기준 평면(R)으로부터의 제1 거리(A1)로부터 시작하여, 비활동 절삭 모서리(18)에서의 기준 평면(R)으로부터의 보다 작은 제2 거리(A2)까지 단조 감소 방식으로 연장된다. 활동 절삭 모서리(16)에 인접한 각각의 보조 절삭 블레이드(14) 단부는 활동 절삭 모서리(16)로부터 더욱 멀리 떨어진 다른 하나의 보조 절삭 블레이드(14) 단부보다 기준 평면(R)까지 더욱 큰 거리(A3)를 갖는다. 각각의 원주 방향 측부 표면(6)은 보조 절삭 블레이드(14)에 바로 인접한 평평한 보조 자유 표면(24)을 구비하고, 각각의 보조 절삭 블레이드(14)는 해당 보조 자유 표면(24)의 평면에서 볼 때 적어도 일부 영역에서 볼록한 방식으로 형상화된다. The invention relates to a double-sided cutting insert (1) for milling, in particular for face milling. Each of the first cutting edge 8 and the second cutting edge 10 has a main cutting blade 12 and auxiliary cutting 12 which are alternately arranged and which extend between the active cutting edge 16 and inactive cutting edge 18, And a blade (14). Each main cutting blade 12 is moved from the reference plane R at the active cutting edge 16 to the reference plane R at the inactive cutting edge 18 starting at the first distance A1 from the reference plane R at the active cutting edge 16. [ Lt; RTI ID = 0.0 &gt; A2 &lt; / RTI &gt; Each auxiliary cutting blade 14 end adjacent to the active cutting edge 16 has a greater distance A3 from the active cutting edge 16 to the reference plane R than the other auxiliary cutting blade 14 further away from the active cutting edge 16. [ ). Each of the circumferential side surfaces 6 has a flat auxiliary free surface 24 immediately adjacent to the auxiliary cutting blade 14 and each of the auxiliary cutting blades 14 has a flat, At least in some areas, in a convex manner.

Cutting insert

【課題】経済性に優れた多コーナに形成されていても、仕上げ面の外縁に発生するバリを抑制し、切削インサートの欠損を抑制できる切削インサートを提供する。【解決手段】切削インサート２は、上面５と、該上面５とは反対側の下面６と、上面５及び下面６を繋ぐ周側面７と、を有している。上面５と周側面７とが交差する第１稜線Ｒ１は、一つずつ交互に配置された主切れ刃５１及びさらい刃５３と、主切れ刃５１及びさらい刃５３の間に配置されたコーナＡ，Ｂ，Ｃ，Ｄ，Ｅ，Ｆ，Ｇ，Ｈと、を含んでいる。隣り合うコーナの間隔ＡＢは、第１稜線Ｒ１の内接円の直径の６０％以下である。さらい刃５３の一端に位置したコーナＢは、主切れ刃５１がさらい刃５３となす角度αよりも小さい角度βでさらい刃５３に交差するバリ取り刃５２に形成されている。さらい刃５３の他端に位置したコーナＣは、さらい刃５３よりも曲率が大きいコーナ刃５４に形成されている。【選択図】図４ PROBLEM TO BE SOLVED: To provide a cutting insert capable of suppressing burrs generated on the outer edge of a finished surface and suppressing chipping of the cutting insert even if it is formed in a plurality of corners having excellent economy. A cutting insert 2 has an upper surface 5, a lower surface 6 on the opposite side of the upper surface 5, and a peripheral side surface 7 connecting the upper surface 5 and the lower surface 6. The first ridge line R1 where the upper surface 5 and the peripheral side surface 7 intersect is a corner A arranged between the main cutting blade 51 and the shaving blade 53 alternately arranged one by one and the main cutting blade 51 and the shaving blade 53. , B, C, D, E, F, G, H, and so on. The distance AB between adjacent corners is 60% or less of the diameter of the inscribed circle of the first ridge line R1. The corner B located at one end of the shaving blade 53 is formed on the deburring blade 52 that intersects the shaving blade 53 at an angle β smaller than the angle α formed by the main cutting blade 51 with the shaving blade 53. The corner C located at the other end of the sweep blade 53 is formed on the corner blade 54 having a curvature larger than that of the sweep blade 53. [Selection diagram] Fig. 4

Two-sided high feeding milling cutting insert, high feeding milling cutter and method

本发明涉及双面高进给铣削刀片、高进给铣削刀具及方法，用于高进给铣削金属工件，该刀片具有三角形基本形状并且包括面向相反方向的上表面和下表面及在上表面和下表面之间延伸的凸形间隙表面。所述表面中的每个表面包括凹入的支承面，所述支承面大致彼此平行，并且在其中具有用于接纳紧固装置的空腔。当在平面图(图1A)中观察时，凸形间隙表面与上下表面的相交处形成凸形切削刃，并且前刀面邻近所述凸形切削刃设置。当在侧视图(图1B)中观察时，每个凸形切削刃为凹形，并且包括当在平面图(图1A)中观察时处在弯曲切削刃部分的每一侧上的大致直的切削刃部分。还公开了一种具有多个这种刀片的铣削刀具以及一种使用这种刀具的高进给铣削的方法。

A cutting insert and a cutting tool for milling square shoulders

스퀘어 숄더 밀링용 절삭 인서트 (4) 는 인서트의 인접한 측면에, 관련 와이퍼 에지 (22) 에 연결된 주 절삭날이 각각 제공된 측면들을 갖는다. 주 절삭날이 제공된 측면은, 주 절삭날 (20) 의 연장 방향에 대해 연속적으로 배치되고 인서트 저면 (15) 의 법선과 상이한 각도들을 형성하는 2 개의 대체로 평평한 비공면의 지지면들 (23, 24) 을 갖는다. 저면 (15) 에 대해 가장 먼 상기 지지면들 (23, 24) 의 한계를 형성하는 경계 (27) 는, 저면에 대한 이 경계의 거리가 와이퍼 에지 (22) 를 향한 주 절삭날 (20) 의 연장 방향으로 증가하도록 저면에 대해 경사진다. A cutting insert 4 for square shoulder milling has on adjacent sides of the insert side surfaces each provided with a main cutting edge connected to an associated wiper edge 22 . The side provided with the main cutting edge is two generally flat, non-coplanar bearing surfaces 23 , 24 arranged continuously with respect to the extension direction of the main cutting edge 20 and forming angles different from the normal of the insert bottom surface 15 . ) has The boundary 27 forming the limit of the support surfaces 23 , 24 which is furthest to the bottom surface 15 is such that the distance of this boundary to the bottom surface is that of the main cutting edge 20 towards the wiper edge 22 . It is inclined with respect to the bottom surface to increase in the extension direction.

Cutting insert