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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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Форма поиска

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.
20-03-2013 дата публикации

Spinning pack for phenolic resin fiber spinning machine

Номер: CN102978717A
Автор: Liu Weiguo, Wang Min, Liu Caixia, Yu Hongxiang, Liu Gang
Принадлежит:

The invention discloses a spinning pack for a phenolic resin fiber spinning machine. The spinning pack for the phenolic resin fiber spinning machine comprises a shell body, a connecting base and a spinneret plate, wherein the shell body is of a cylindrical shape, the spinneret plate is provided with through holes and is disposed on the bottom inside a cavity of the shell body 1, the middle of the connecting base is provided with a flow passage, and the upper end of the connecting base is fixedly connected on a material nozzle of the spinning machine. The spinning pack for the phenolic resin fiber spinning machine is characterized in that the upper portion of the spinneret plate inside the cavity of the shell body is sequentially provided with a filter screen, a guide plate, a distributing plate, a gland and a fastening screw barrel. The middle of the gland is fixedly connected with the lower end of the connecting base. The fastening screw barrel is fixedly connected with the upper portion ...

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Номер записи: 1
19-09-2012 дата публикации

Roundness detecting method for eccentric shaft part

Номер: CN102679939A
Автор: Yu Hongxiang
Принадлежит:

The invention belongs to mechanical methods, in particular to a roundness detecting method for an eccentric shaft part. The method is characterized in that a turntable and a measurement support are arranged on a base, an eccentric disc is arranged on the measurement support, a telescopic supporting rod is fixed on the eccentric disc through a rotating bearing, a V-shaped reference block is arranged on the telescopic supporting rod, the telescopic supporting rod is fixed on the eccentric disc through the rotating bearing, and the telescopic supporting rod can freely rotate around the rotating bearing. When the eccentric shaft part is driven to rotate by the turntable, the eccentric disc and the turntable rotate synchronously, so that a measurement probe, the V-shaped reference block and the telescopic supporting rod in the roundness detecting process only move in parallel; when the turntable continuously rotates for one circle, the roundness of the measurement probe on the surface of the ...

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Номер записи: 2
11-07-2012 дата публикации

Precision measurement method for large scale curved surface workpiece contour

Номер: CN102564358A
Автор: Yu Hongxiang
Принадлежит:

The invention belongs to machining methods and in particular relates to a precision measurement method for a large scale curved surface workpiece contour. The method comprises that a cubic frame is built, a reference plane is mounted at the bottom of the frame, the measured curved surface workpiece is placed on the reference plane; gantry mechanisms are mounted on the two sides of the reference plane, measuring heads are arranged on the gantry mechanisms, and move freely in a measurement area horizontal plane by the drive of transverse guide rails and longitudinal guide rails of the gantry mechanisms; the reference planes are arranged at the top and on the two orthogonal sides of the cubic frame, when the measuring heads measure the curved surface workpiece, the measuring heads measure distances between the measuring heads and the top reference plane, the two orthogonal side reference planes and the bottom tested curved surface workpiece; scanning measurement of different positions of the ...

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Номер записи: 3
25-07-2012 дата публикации

Method for controlling multiplex bus type LED lighting system

Номер: CN102612220A
Автор: Yu Hongxiang
Принадлежит:

The invention belongs to the electrical method class and specifically provides a method for controlling a multiplex bus type LED (Light-Emitting Diode) lighting system. The method specifically comprises the following steps of: converting the high voltage alternating current power supply of a distribution network into low voltage direct current power supply by means of an alternating current to direct current converting power source; superposing the control signal of an LED lighting system controller to the obtained low voltage direct current power supply by means of a PWM (Pulse-Width Modulation) circuit; connecting the low voltage direct current power supply modulated and superposed with the control signal to each LED lamp by means of a two-wire system multiplex bus and giving a unique identity number to each LED lamp; separating the modulated and superposed control signal from the two-wire system multiplex bus by means of a control signal receiving circuit inside the LED lamp, and simultaneously ...

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Номер записи: 4
10-04-2013 дата публикации

Dust collection and filtration method of bag-type dust collector

Номер: CN103028295A
Автор: Wang Zuojie, Zhang Song, Yu Hongxiang, Bao Yiwen, Zheng Lijun
Принадлежит:

The invention discloses a dust collection and filtration method of a bag-type dust collector. A filtering device provided with an inner layer filtering bag and an outer layer filtering bag is used to vertically divide a hole plate into a clean air region and a dust region; the filtering device comprises the inner layer filtering bag and the outer layer filtering bag, wherein the outer layer filtering bag is tubular; the outer layer filtering bag is internally provided with the inverted baggy inner layer filtering bag; an annular space is formed between the inner layer filtering bag and the outer layer filtering bag; and a mouth of the inner layer filtering bag is connected with the bottom of the outer layer filtering bag. With the adoption of the method that the filtering device provided with the inner layer filtering bag and the outer layer filtering bag is used to vertically divide the hole plate into the clean air region and the dust region, a filtering area is increased. As an inner ...

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Номер записи: 5
13-11-2013 дата публикации

Novel folded packaging box

Номер: CN103387074A
Автор: Yu Hongxiang
Принадлежит:

The invention relates to the technical field of packaging, in particular to a novel folded packaging box, which comprises a box bottom 1, front and rear box walls 2, left and right box walls 3, and a box cover 4, wherein a folded edge 5 is designed on a sloping side of the left and right box wall 3; a clamping piece 6 is arranged on each sloping side of each of the front and rear box walls 2; a clamping hole 7 is arranged on each folded edge 5; the clamping pieces 6 are matched with the clamping holes 7; and a clamping groove 8 is arranged on the box cover 4. The novel folded packaging box is simple in structure, easy to assemble, unique in appearance, low in cost, convenient to transport and store, and space-saving when being stored.

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Номер записи: 6
13-11-2013 дата публикации

Novel packaging box

Номер: CN103387077A
Автор: Yu Hongxiang
Принадлежит:

The invention relates to the technical field of the manufacture of articles for daily use and particularly relates to a novel packaging box. The novel packaging box comprises a box body 1 and a box cover 2, wherein object placement grids 3 are arranged inside the box body 1 and can rotate along a box mouth; and magnets 4 are arranged at both of the box mouth of the box body 1 and the upper end of the box cover 2. The novel packaging box has the following outstanding beneficial effects that the appearance design is concise, the cost is low, the use is convenient, the structure is reasonable, and goods of different types can be packaged simultaneously; and the novel packaging box can be recycled, so that the environmental-friendliness is improved, and the pollution to environment can be reduced.

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Номер записи: 7
13-02-2013 дата публикации

Part diameter on-line control method of precise cylindrical grinding machine

Номер: CN102922427A
Автор: Yu Hongxiang
Принадлежит:

The invention belongs to mechanical methods, in particular to a part diameter on-line control method of a precise cylindrical grinding machine. The part diameter on-line control method is characterized in that a diameter measuring probe is adopted to measure part diameter on line, a part is provided with a rotation driving swinging head, a proximity sensitive switch is arranged near a swinging head output shaft used for driving the part to rotate, the proximity sensitive switch generates a pulse signal to output when the swinging head rotates by one circle, the part diameter on-line control system calculates the rotational speed of the part according to the pulse signal of the proximity sensitive switch, and calculates feed rate of a grinding wheel according to part diameter reduction speed detected by the measuring probe, a diameter measurement deviation caused by a helix line on the surface of the part is obtained by consolidation, a feed stopping signal is sent to the control system ...

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Номер записи: 8
01-08-2012 дата публикации

Grinding wheel grinding force detection method in shaft part machining process

Номер: CN102615594A
Автор: Yu Hongxiang
Принадлежит:

The invention belongs to a machining method and particularly relates to a grinding wheel grinding force detection method in a shaft part machining process. The grinding wheel grinding force detection method is characterized in that the method comprises the steps of: firstly detecting and recording motor current signals and position signals in the execution process of a grinding processing program under the condition of no feed, calculating to obtain the distribution rule of electromagnetic pushing force signals and electromagnetic torque signals of a grinding wheel feed shaft driving motor and a workpiece rotating shaft driving motor, obtaining kinematic pair friction and total accelerating and decelerating force of a machine tool in a workpiece rotating direction and a grinding wheel feed direction, taking the kinematic pair friction and the total accelerating and decelerating force as reference signal values, and in the actual grinding process, subtracting the corresponding reference ...

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Номер записи: 9
03-04-2013 дата публикации

Filtering bag suspension structure of bag-type dust collector

Номер: CN103007653A
Автор: Wang Zuojie, Zhang Song, Yu Hongxiang, Bao Yiwen, Zheng Lijun
Принадлежит:

The invention discloses a filtering bag suspension structure of a bag-type dust collector. The suspension structure is characterized in that the bottom of an inverted inner-layer filtering bag with inner and outer filtering bags is connected with a suspension ring connected to the inner side of the upper part of an outer bag cage through a suspension part; and the inner-layer filtering bag is internally provided with an anti-closing supporting device. According to the filtering bag suspension structure of the bag-type dust collector disclosed by the invention, filtering area is enlarged through a structure of suspending the inner-layer filtering bag inside the outer bag cage; the inner space of the outer bag cage is utilized, so that the filtering area is enlarged on the premise of not increasing the size of a filtering device; the floor space of the dust collector is saved, and the working amount of civil construction is reduced; and the steel consumption of the dust collector is reduced ...

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Номер записи: 10
13-11-2013 дата публикации

Tea package box

Номер: CN103387086A
Автор: Yu Hongxiang
Принадлежит:

The invention relates to the technical field of manufacturing of package artworks, in particular to a tea package box, which comprises a box cover 1 and a box body 2, wherein magnets 3 are respectively arranged in the edges of the box cover 1 and the box body 2, the magnets 3 at the two sides are mutually attracted and matched, and the outer wall of the box cover 1 is provided with a groove 4. The tea package box has the advantages that the appearance is particular, the package is easy, the cover opening and the box opening adopt the transition fit, the magnets in the box cover and the box body are mutually attracted, the sealing performance is good, the multiple-time recycling is realized, and the practicality and the environment-friendly effect are good.

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Номер записи: 11
03-04-2013 дата публикации

Sectional bag cage for bag-type dust collector

Номер: CN103007642A
Автор: Li Zhijun, Wang Zuojie, Yu Hongxiang, Zheng Lijun
Принадлежит:

The invention discloses a sectional bag cage for a bag-type dust collector. The sectional bag cage comprises at least two sections of cage bodies; the adjacent two sections of cage bodies comprise an upper cage body and a lower cage body; an outer thin-walled cylinder connection piece is arranged at the top end of the lower cage body; and more than three convex columns are arranged on the inner wall face of the outer thin-walled cylinder connection piece. The sectional bag cage is characterized in that an inner thin-walled cylinder connection piece which is elastically connected with the inner wall face of the outer thin-walled cylinder connection piece is arranged at the bottom end of the upper cage body; and a vertical opening and clamping grooves matched with the convex columns are arranged on the lateral wall of the inner thin-walled cylinder connection piece. When the sectional bag cage provided by the invention is mounted, a plurality of sections of cage bodies are kept on a same ...

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Номер записи: 12
15-01-2014 дата публикации

Novel storage box

Номер: CN103508039A
Автор: Yu Hongxiang
Принадлежит:

The invention relates to the technical field of daily necessity manufacturing, in particular to a novel storage box. The novel storage box comprises a box body 1 and a box cover 2, a partition panel 3 and a partition board 4 are arranged inside the box body, one end of the partition panel 3 is provided with clamping buckles 5, and the clamping buckles 5 are mutually matched. The novel storage box has the advantages that usage is convenient, the space structure in the storage box can be adjusted according to the individual demand, articles are tidied more orderly, manufacturing cost is low, the structure is simple, the appearance is designed simply, and the attractiveness of the environment cannot be affected when the novel storage box is placed in a house.

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Номер записи: 13
13-11-2013 дата публикации

Pyramidal candy packaging box

Номер: CN103387100A
Автор: Yu Hongxiang
Принадлежит:

The invention relates to the field of packaging boxes, in particular to a pyramidal candy packaging box. The pyramidal candy packaging box comprises a triangularly pyramidal box body and is characterized in that the pyramidal candy packaging box is formed by a bottom surface and three side surfaces in an enclosing way, and the three side surfaces intersect at one point; and a tear tape penetrates through the three side surfaces from the same height and surrounds the waist of the triangularly pyramidal box body for a circle to divide the triangularly pyramidal box body into two parts, and the lower end of the triangularly pyramidal box body is a triangularly pyramidal frustum. The pyramidal candy packaging box has the advantages that the holding chamber is large, the pouring opening is smaller and candies can be poured out one by one; and the pyramidal candy packaging box is convenient to open, the structure is simple, the design is novel and the pyramidal candy packaging box is practical ...

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Номер записи: 14
10-10-2012 дата публикации

Method for detecting cam lift of cam shaft

Номер: CN102721346A
Автор: Yu Hongxiang
Принадлежит:

The invention belongs to mechanical methods, and particularly relates to a method for detecting cam lift of a cam shaft. The method is characterized in that a rotary table and a tail frame are mounted at one end of a base, the top axis of the tail frame is overlapped with that of the rotary table, center holes at two ends of the cam shaft are clamped by the aid of the top of the rotary table and the top of the tail frame respectively, an elastic measuring head is mounted on a linear guide rail, the rotary table is provided with a driving motor and a rotating angle encoder, the elastic measuring head is provided with a linear displacement sensor, the rotating angle encoder and the linear displacement sensor are connected to a measuring and controlling system, the rotary table drives the cam shaft to rotate, linear displacement of the measuring head at each rotating angle position of a cam is detected by the measuring and controlling system in the rotating process, so that contour parameters ...

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Номер записи: 15