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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 15. Отображено 15.
21-01-2015 дата публикации

Piston pin cold-extruding automatic feeding apparatus

Номер: CN104289549A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a piston pin cold-extruding automatic feeding apparatus, which comprises a mounting plate, a feeding track, a delivery sheet, a rod-free cylinder, a material storage apparatus, a vertical mounting rack and a support, the feeding track is arranged on the mounting plate, the delivery sheet and the feeding track are connected in a sliding mode, the delivery sheet is connected to the rod-free cylinder, the rod-free cylinder is fixed over the delivery sheet, the material storage apparatus comprises a material storage plate, an inductor support and an induction seat, the material storage plate is hinged to the vertical mounting rack, one end of the inductor support is arranged on the material storage plate, and the other end is arranged on the vertical installation support. A structure of the automatic feeding apparatus is simple, the inductor support promotes the material storage plate to rotate on the vertical installation support, a blank is capable of sliding on the ...

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Номер записи: 1
24-09-2014 дата публикации

Machining auxiliary device for engine piston pin

Номер: CN104057146A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a machining auxiliary device for an engine piston pin. The machining auxiliary device for the engine piston pin comprises a motor, a saw blade and an operation table, wherein the edge of one side, which is near the saw blade, of the operation table is provided with a baffle; the operation table is provided with a movable dustpan; a supporting rod of which the top is in a circular ring shape or a partial circular ring shape is arranged near the middle position in the dustpan; the operation table is provided with a fastening element; the fastening element is provided with an extrusion rod and an operation rod; a chipping collection tank is arranged below the operation table. The machining auxiliary device for the engine piston pin, which is disclosed by the invention, has the advantages of simple structure, convenience in operation, manpower cost reduction and the working efficiency improvement.

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Номер записи: 2
10-12-2014 дата публикации

Collecting device after cleaning of piston pin of engine

Номер: CN104192470A
Автор: ZUO KEXIANG, LIU ZHISHENG
Принадлежит:

The invention discloses a collecting device after cleaning of a piston pin of an engine. The collecting device comprises a chute, an iron box and a metal bracket, wherein a spring is arranged at one end of the inner bottom side of the chute; the upper end of the spring is a cylinder; the iron box and the metal bracket are connected by welding; and a drain hole is formed in the bottom of the iron box, and is connected by a flexible pipe. The collecting device has the advantages of simple structure, convenience for mounting, long service life and convenience for use.

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Номер записи: 3
23-06-2023 дата публикации

System day-ahead multi-objective optimization method based on cogeneration unit characteristic equation and constraint thereof

Номер: CN116305953A
Автор: ZUO KEXIANG, GAO XINGLONG, WANG YUWEI, ZHANG XIUFENG, YANG QI, WANG JING, LU JUN, WANG FENG, BAO ZHENGXIN, WU DAN, YANG XIAOLONG
Принадлежит:

The invention discloses a system day-ahead multi-objective optimization method based on a cogeneration unit characteristic equation and constraints thereof. The method comprises the steps of obtaining the characteristic equation of a unit based on parameters and operation data of a research object, and establishing a mechanism model of a double-cogeneration unit system; giving out a double-objective function of economy and flexibility of the unit, selecting an optimization variable and establishing a day-ahead scheduling multi-objective optimization model of the system in combination with unit operation constraints; and calculating the optimization model by adopting an improved NSGA-II multi-objective optimization algorithm to obtain a Pareto front solution and a Pareto typical solution. Economical and flexible multi-objective optimization of the unit in day-ahead scheduling can be realized, and the strategy selection process is simplified.

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Номер записи: 4
24-09-2014 дата публикации

Plane chamfering device for piston pins

Номер: CN104057324A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a plane chamfering device for piston pins. The plane chamfering device comprises a left part chuck, a right part clamping wedge block, a baffle tongue and carrying racks, wherein an inward concave V-shaped clamping groove is formed in one side of the left part chuck; one side of the clamping wedge block is connected to a pushing oil cylinder, and an inward concave semicircular clamping groove is formed in the other side of the clamping wedge block; the upper end of the right clamping wedge block is welded with the baffle tongue; the baffle tongue is provided with a sliding cavity; a spring baffle plate is arranged at the lower end of the sliding cavity; the carrying racks are welded at an opening of the sliding cavity; the piston pins are carried on the carrying racks. The plane chamfering device is simple in structure, the piston pins are fixed by utilizing an air cylinder to push the clamping wedge block, and a plurality of piston pins can be carried by installing ...

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Номер записи: 5
24-09-2014 дата публикации

Machining feeding device for engine piston pin

Номер: CN104057350A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a machining feeding device for an engine piston pin. The machining feeding device for the engine piston pin comprises a feeding chute, a feeding supporting plate, a cover plate and a side baffle, wherein the feeding chute is aslant fixed on the side surface of a vertical processing machine and extends to a material inlet; the feeding supporting plate is fixedly arranged below the material inlet and the feeding trough; one side of the cover plate is provided with two elongated square holes and are fixedly arranged on the feeding trough by screws; the cover plate integrally covers the feeding trough and the feeding supporting plate; the side baffle is positioned above the feeding supporting plate and is welded on the outward side of the cover plate. The machining feeding device for the engine piston pin, which is disclosed by the invention, has the advantages of simple structure, convenience in use and small possibility for fed materials to scatter, and the size of ...

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Номер записи: 6
24-12-2014 дата публикации

Automatic feeder assembly for cold extrusion of piston pin

Номер: CN104226717A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses an automatic feeder assembly for the cold extrusion of a piston pin. The automatic feeder assembly comprises a moving device, a feeding device and a discharging device, wherein the feeding device is arranged on the moving device by a mounting bottom plate; the discharging device is arranged in an oil press; the feeding device comprises the mounting bottom plate, a feeding track, a feeding plate, a feeding cylinder, a storage device, a mounting rack and a support seat; the moving device comprises a vertical rack, a lifting plate, a moving seat and a bottom plate; the vertical rack comprises a support column and a connecting plate; the discharging device comprises a discharging bottom rack, an adjusting plate, a cylinder mounting plate, a discharging cylinder and a guide rod. The automatic feeder assembly is compact in structure; the feeding device is fixed on the moving device, blank is moved to a concave die mold cavity of the oil press from the feeding track by ...

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Номер записи: 7
17-09-2014 дата публикации

Piston pin external corner forming and grinding device

Номер: CN104044056A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a piston pin external corner forming and grinding device which comprises a grinding box. The grinding box is simultaneously provided with an inner opening grinding groove, an outer opening grinding groove and an edge grinding groove. The upper portion of the inner opening grinding groove is provided with a precision regulating meter, the inner side of a groove opening of the inner opening grinding groove is provided with a first grinding cutter, the inner side of the outer opening grinding groove is provided with a second grinding cutter, the inner side of the edge grinding groove is provided with a third grinding cutter, and the second grinding cutter and the third grinding cutter are fixed as a whole. The piston pin external corner forming and grinding device is simple in structure and convenient to operate, meanwhile, three grinding procedures are combined on one box, and accordingly grinding efficiency is improved.

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Номер записи: 8
25-03-2015 дата публикации

Production process for double-layer ceramic bake pad

Номер: CN104455123A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a production process for a double-layer ceramic bake pad. The production process includes the steps that firstly, raw materials of a surface ceramic friction layer and an inner riveting layer are weighed; secondly, the raw materials are mixed; thirdly, hot press forming is conducted; fourthly, conventional later-period heat treatment, grinding and drilling are conducted on the brake pad formed in a hot press mode; fifthly, the spraying procedure is conducted; sixthly, accessories are installed. The double-layer ceramic bake pad is of a double-layer layered brake pad structure, the outer friction working layer is made of a ceramic material, abrasion resistance is excellent, noise is avoided, no harmful substances such as asbestos are contained, and cost is relatively low. The inner riveting layer is made of a material which is long in service life and high in impact shear resisting strength and contains less metal. The whole production process is simple and reasonable ...

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Номер записи: 9
24-12-2014 дата публикации

Movable device for performing cold extruding and automatic feeding on piston pin

Номер: CN104226716A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses movable device for performing cold extruding and automatic feeding on a piston pin. The movable device comprises a floor stand, a lifting plate, movable seats, an installation soleplate, guiding pressure plates and fixed brackets, wherein the floor stand comprises supporting columns and a connecting plate, the lifting plate is installed on the upper end of the connecting plate through a plurality of screws, each movable seat is connected with the installation soleplate and the lifting plate, the side surface of the installation soleplate is provided with a screw, the guiding pressure plates are installed above the installation soleplate, and one end of each fixed bracket is fixed on the supporting columns. The movable device is simple in structure; one end of each fixed bracket is fixedly arranged on an oil press, a cold extruding and feeding device is installed on the installation soleplate, the Z-directional height of the lifting plate is adjusted by virtue of ...

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Номер записи: 10
24-09-2014 дата публикации

Centerless grinding displacement transportation conversion device for engine piston pin

Номер: CN104057371A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses a centerless grinding displacement transportation conversion device for an engine piston pin. The centerless grinding displacement transportation conversion device for the engine piston pin comprises a motor, a first caterpillar band, a second caterpillar band and a transition bottom plate, wherein the motor simultaneously drives the first caterpillar band and the second caterpillar band; two sides of the first caterpillar band are respectively provided with a first baffle and a second baffle; the inner side of the second baffle is provided with a redirection plate; one end of the redirection plate is inwards bent; the transition bottom plate is positioned between the first caterpillar band and the second caterpillar band, is slightly lower than the first caterpillar band and is slightly higher than the second caterpillar band; one side of the transition bottom plate is provided with a trapezoidal baffle; the motor is provided with a third baffle. The centerless ...

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Номер записи: 11
24-12-2014 дата публикации

Unloading device for cold extrusion and automatic feeding of piston pin

Номер: CN104226718A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses an unloading device for cold extrusion and automatic feeding of a piston pin. The unloading device comprises an unloading undercarriage, an adjusting plate, an installation plate, an air cylinder, guide rods and an unloading clamp, wherein the adjusting plate is installed on the unloading undercarriage, the installation plate is installed on the adjusting plate, the installation plate is a 90-degree bent steel plate, the air cylinder is installed on the installation plate, the guide rods are installed on the installation plate, the guide rods are arranged on two sides of the air cylinder, the unloading clamp is connected with the air cylinder, and the unloading clamp is slidably connected with the guide rods. The unloading device is simple in structure; the piston pin which is well machined is ejected by an ejection cylinder of an oil press, after the piston pin is ejected by the ejection cylinder in place, the air cylinder of the unloading device works to drive ...

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Номер записи: 12
17-09-2014 дата публикации

Air valve vehicle lock clamping groove device

Номер: CN104043995A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses an air valve vehicle lock clamping groove device. The air valve vehicle lock clamping groove device comprises a left chuck, a right chuck, a straightening frame and a support floating pulley, a fixed rotating support is arranged on one side of the left chuck, a rod end movable rotating support is arranged on one side of the right chuck, an air valve is clamped between the fixed rotating support and the rod end movable rotating support, the straightening frame is bent and stretches to the underneath of the air valve and is connected with an adjustment support provided with a rotating shaft, and the support floating pulley is arranged on the rotating shaft. The air valve vehicle lock clamping groove device is simple in structure, the straightening pulley and an air valve clamp are used for fixing and straightening the machined air valve, and therefore the air valve vehicle lock clamping groove device is convenient to use.

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Номер записи: 13
04-03-2015 дата публикации

Processing process of automobile engine crank shaft

Номер: CN104384874A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention provides a processing process of an automobile engine crank shaft. The process comprises the following processing steps of (1) blank forging; (2) coarse tuning: coarse turning of a main shaft neck and a connecting rod neck is carried out; (3) coarse drilling: coarse drilling of a main oil hole is carried out; (4) annealing heat treatment; (5) semi-finish turning: semi-finish turning is carried out on the main shaft neck and the connecting rod neck; (6) tempering; (7) fine turning: fine turning is carried out on the main shaft neck and the connecting neck; (8) coarse and fine grinding: coarse and fine grinding is carried out on the main shaft neck and the connecting rod neck; (9) hole drilling: coarse drilling, expanding and reaming of balance block installing holes and inclined oil holes are carried out; (10) compounding reinforcing; (11) rolling processing: each processed hole is subjected to rolling pressing processing; (12): the main shaft neck and the connecting rod neck ...

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Номер записи: 14
08-10-2014 дата публикации

Air valve straightening device

Номер: CN104084455A
Автор: ZUO KEXIANG, LIU ZHISHENG, ZHANG GUOHUA
Принадлежит:

The invention discloses an air valve straightening device, which comprises a base plate, two idler wheel brackets, a straightening meter and four idler wheels, wherein the two idler wheel brackets are symmetrically welded on left and right sides of the base plate and fixed on the base plate through bolts, one side of each idler wheel bracket is bent upwards to form a mounting bracket, the mounting brackets are provided with two rotating shafts which are horizontally welded on the mounting bracket in parallel, the rotating shafts are connected to the four idler wheels which are distributed in a quadrangular shape; the straightening meter is welded on the base plate through a bracket and positioned between the two idler wheel brackets. The air valve straightening device is simple in structure, and very convenient to straighten the air valve by utilizing a linear groove formed between the four idler wheels.

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Номер записи: 15