CN212977926U

CN212977926U - Damping device for polishing carbon-carbon composite material revolution body

Info

Publication number: CN212977926U
Application number: CN202021591751.2U
Authority: CN
Inventors: 刘俊锋
Original assignee: Hunan Carbon Valley New Material Co ltd
Current assignee: Hunan Carbon Valley New Material Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-16
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a damping device that is used for carbon-carbon composite solid of revolution to polish, including the bed plate, be provided with second motor and guide rail on the bed plate, second motor output axle head sets up the lead screw, the lead screw and the screw-nut phase-match of activity platform bottom central authorities, the activity platform bottom sets up the slider, the activity platform top is provided with the support frame, the support frame below just is provided with first motor on the activity platform, first motor output axle head passes through the coupling joint pivot, the tip that the support frame was passed in the pivot sets up clamping mechanism, set up the bearing between pivot and the support frame, the symmetry is provided with shock attenuation balance mechanism between support frame and the activity platform. The utility model discloses can carry out from the centering location operation to the work piece, satisfy the work piece of different models and polish the user demand of operation processing, the work piece that the clamping is good can be carried to the position point of polishing and is polished the operation, has the shock attenuation effect at the in-process that the work piece was carried, improves the processingquality of polishing.

Description

Damping device for polishing carbon-carbon composite material revolution body

Technical Field

The utility model relates to a carbon-carbon composite material solid of revolution processing technology field specifically is a damping device that is used for carbon-carbon composite material solid of revolution to polish.

Background

The carbon-carbon composite material revolution body structure part is very widely applied and has large market demand. In the preparation process of the product, the carbon fiber preform needs to be subjected to chemical vapor deposition, impregnation, carbonization and other processes for many times. After each process, a large number of burrs, carbon nodules, carbon powder and other attachments are generated on the surface of the carbon fiber preform, and therefore, the surface must be polished and cleaned.

Because carbon-carbon composite material solid of revolution work piece is the drum structure mostly, in the processing operation process of polishing, have following technical problem: 1. the carbon-carbon composite material revolving bodies have different models and specifications, the conventional fixing and clamping device is difficult to perform self-centering positioning operation on the carbon-carbon composite material revolving bodies, the clamping difficulty is high, the clamping efficiency is low, the phenomenon of uneven surface occurs in the polishing operation process, the polishing operation requirements of enterprises for large-batch processing are difficult to meet, the molding quality of the surfaces of the carbon-carbon composite material revolving bodies polished and processed is poor, and the stability of the clamp is poor; 2. the clamped carbon-carbon composite material revolving body needs to be conveyed to a polishing mechanism by enterprise staff, so that the transportation difficulty is high, the labor intensity is high, the physical strength of the enterprise staff is greatly consumed, the transportation efficiency is poor, the labor cost of an enterprise is greatly increased, and the economic benefit is reduced; 3. in the process of conveying the clamped carbon-carbon composite material revolving body to the position of a polishing mechanism, the workpiece and the clamp body are not free from vibration, and the larger the specification of the part to be processed is, the more easily the part to be processed is deviated and slides, so that the phenomenon of unstable clamping is caused; 4. in the operation process that grinding device polished the good carbon-carbon composite material solid of revolution of clamping, can beat on the horizontal plane because work piece quality is inhomogeneous, lead to polishing the in-process work piece surface phenomenon uneven or excessively polished appearing, greatly influence the processingquality and the outward appearance shaping quality of product, cause the rejection rate to rise, be unfavorable for enterprise development, consequently, this department improves to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, the utility model provides a damping device that is used for carbon-carbon composite solid of revolution to polish is provided, the clamping is effectual, can carry out self-centering positioning operation to the work piece, high stability, satisfy the work piece of different models operation processing's of polishing user demand, the work piece surface shaping quality of polishing processing out is good, the work piece that the clamping is good can make things convenient for quick very carry to the position point of polishing operation of polishing, enterprise's staff's intensity of labour has greatly been reduced, machining efficiency is improved, the economic benefits of enterprise has been improved, can play the cushioning effect at the in-process that the work piece was carried, the machining quality of polishing is improved.

In order to realize the above purpose, the utility model adopts the technical scheme that: a damping device for polishing a carbon-carbon composite material revolving body comprises a base plate, wherein a second motor and a guide rail are arranged on the base plate, a lead screw is horizontally and rotatably arranged at the output shaft end of the second motor, the lead screw is matched with a lead screw nut at the center of the bottom of a movable table, a sliding block is arranged at the bottom of the movable table, a support frame is arranged above the movable table, a first motor is arranged below the support frame and on the movable table, the output shaft end of the first motor is connected with a rotating shaft through a coupler, a clamping mechanism for clamping the carbon-carbon composite material revolving body is arranged at the end part of the rotating shaft which vertically penetrates through the support frame upwards, a bearing is arranged between the rotating shaft and the support frame, damping balance mechanisms are symmetrically arranged between the support frame and the movable table and comprise movable rods, an upper connecting plate at the upper end part of, the lower end part of the pipe sleeve is connected with the lower connecting plate and the movable table through a sixth bolt, and a spring is arranged in the pipe sleeve and between the lower connecting plate and the movable rod.

As the utility model discloses a further optimization, the horizontal symmetry of guide rail sets up in the lead screw both sides, and the slider matching setting of guide rail and movable table bottom.

As the utility model discloses a further optimization, the tip of pivot is passed through the fourth bolt and is connected with the end cover in the clamping mechanism, and the end cover passes through third bolted connection lower cover plate, and the lower cover plate top is provided with the supporting seat, and the supporting seat top is provided with the spiral carousel, and the spiral carousel upper surface cooperatees through the screw thread boss of thread groove and activity plate body lower surface, and the activity plate body upwards passes the upper cover plate and through a bolted connection jack catch.

As the utility model discloses a further optimization, the jack catch is the annular array along the upper cover plate center and distributes.

As the utility model discloses a further optimization, the supporting seat side just is provided with bevel gear in spiral carousel below, and bevel gear's awl tooth face and spiral carousel bottom awl tooth face meshing transmission.

As the utility model discloses a further optimization, bevel gear keeps away from the one end of supporting seat and is provided with the rectangle blind hole, and bevel gear can drive the spiral carousel rotation when doing rotary motion to make the activity plate body draw close each other or keep away from towards the upper cover plate center.

As the utility model discloses a further optimization, upper cover plate, supporting seat and lower apron are connected through the second bolt.

As the utility model discloses a further optimization is provided with flexible pad between lower apron and the end cover, and flexible pad adopts rubber materials to make.

As the utility model discloses a further optimization, the side of jack catch is provided with the non-slip raised.

The utility model has the advantages that: the utility model provides a damping device that is used for carbon-carbon composite solid of revolution to polish, the clamping is effectual, can carry out self-centering positioning operation to the work piece, stability is high, satisfy the work piece of different models and polish the operation demand of processing, the work piece surface shaping of polishing processing out is of high quality, the work piece that the clamping is good can make things convenient for quick very carry to the position point of polishing and polish the operation, enterprise's staff's intensity of labour has greatly been reduced, machining efficiency is improved, the economic benefits of enterprise has been improved, can play the cushioning effect at the in-process that the work piece was carried, the machining quality of polishing is improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic view of the top view structure of the present invention.

Fig. 3 is a schematic view of the front view structure of the middle clamping mechanism of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the claw and the upper cover plate of the present invention.

Fig. 5 is a schematic top view of the structure of fig. 4.

Fig. 6 is the structure schematic diagram of the shock-absorbing balance mechanism of the present invention.

The text labels in the figures are represented as: 1. a clamping mechanism; 2. a base plate; 3. a shock absorbing balance mechanism; 101. a claw; 102. a first bolt; 103. a movable plate body; 104. a threaded boss; 105. an upper cover plate; 106. a second bolt; 107. a spiral turntable; 108. a flexible pad; 109. a supporting seat; 110. a third bolt; 111. a lower cover plate; 112. a bevel gear; 113. a rectangular blind hole; 114. an end cap; 201. a fourth bolt; 202. a support frame; 203. a bearing; 204. a rotating shaft; 205. a coupling; 206. a first motor; 207. a movable table; 208. a slider; 209. a guide rail; 210. a feed screw nut; 211. a screw rod; 212. a second motor; 301. an upper connecting plate; 302. a fifth bolt; 303. a movable rod; 304. pipe sleeve; 305. a spring; 306. a sixth bolt; 307. a lower connecting plate.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-6, the specific structure of the present invention is: comprises a base plate 2, a second motor 212 and a guide rail 209 are arranged on the base plate 2, a screw rod 211 is horizontally and rotatably arranged at the output shaft end of the second motor 212, the screw rod 211 is matched with a screw rod nut 210 at the center of the bottom of a movable table 207, a slide block 208 is arranged at the bottom of the movable table 207, a support frame 202 is arranged above the movable table 207, a first motor 206 is arranged below the support frame 202 and on the movable table 207, the output shaft end of the first motor 206 is connected with a rotating shaft 204 through a coupler 205, a clamping mechanism 1 for clamping a carbon-carbon composite material rotating body is arranged at the end part of the support frame 202 which vertically penetrates upwards through the rotating shaft 204, a bearing 203 is arranged between the rotating shaft 204 and the support frame 202, shock absorption balance mechanisms 3 are symmetrically arranged between the support frame 202 and the movable table 207, each shock absorption balance mechanism 3 comprises a movable rod 303, the lower end of the movable rod 303 is movably disposed in a pipe sleeve 304, the lower end of the pipe sleeve 304 is connected with the lower connecting plate 307 and the movable table 207 through a sixth bolt 306, and a spring 305 is disposed inside the pipe sleeve 304 and between the lower connecting plate 307 and the movable rod 303.

Preferably, in order to facilitate the movable table 207 to horizontally move on the base plate 2, the clamped carbon-carbon composite material revolving body is conveyed to a polishing position, the guide rails 209 are horizontally and symmetrically arranged on two sides of the screw rod 211, the guide rails 209 are arranged in a matching manner with the sliding blocks 208 at the bottom of the movable table 207 to drive the second motor 212, the screw rod 211 rotates, and the screw rod nut 210 drives the movable table 207 to horizontally and linearly move.

Preferably, in order to facilitate the clamping operation of the carbon-carbon composite material rotation body, the end of the rotation shaft 204 is connected with the end cover 114 in the clamping mechanism 1 through a fourth bolt 201, the end cover 114 is connected with the lower cover plate 111 through a third bolt 110, a support seat 109 is arranged above the lower cover plate 111, a spiral rotary table 107 is arranged above the support seat 109, the upper surface of the spiral rotary table 107 is matched with a threaded boss 104 on the lower surface of the movable plate body 103 through a threaded groove, and the movable plate body 103 upwards passes through the upper cover plate 105 and is connected with the clamping jaw 101 through a first bolt 102.

Preferably, in order to facilitate the self-centering clamping operation of the carbon-carbon composite material revolving body, the claws 101 are distributed in an annular array along the center of the upper cover plate 105.

Preferably, in order to facilitate the self-centering clamping operation of the carbon-carbon composite material rotating body, a bevel gear 112 is arranged at the side end of the supporting seat 109 and below the spiral turntable 107, and the bevel tooth surface of the bevel gear 112 is in meshing transmission with the bevel tooth surface at the bottom of the spiral turntable 107.

Preferably, in order to be favorable to realizing carrying out from the tight operation of centering clamp to the carbon-carbon composite solid of revolution, the one end that supporting seat 109 was kept away from to bevel gear 112 is provided with rectangle blind hole 113, bevel gear 112 can drive spiral carousel 107 when being rotary motion rotatory, thereby make the activity plate body 103 draw close each other or keep away from towards upper cover plate 105 center, the staff inserts the chuck spanner to rectangle blind hole 113 in, thereby rotate bevel gear 112 and make the whole tight carbon-carbon composite solid of revolution of clamp of device, it prepares to do for the polishing operation of carbon-carbon composite solid of revolution.

Preferably, in order to facilitate the installation, the detachment and the maintenance of the whole device, the upper cover plate 105, the supporting seat 109 and the lower cover plate 111 are connected by the second bolt 106.

Preferably, in order to improve the overall stability of the device, a flexible pad 108 is disposed between the lower cover plate 111 and the end cover 114, and the flexible pad 108 is made of a rubber material.

Preferably, in order to be beneficial to better clamping the carbon-carbon composite material revolving body by the jaw 1, the side surface of the jaw 1 is provided with an anti-skid bulge.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A damping device for polishing a carbon-carbon composite material revolving body is characterized by comprising a base plate (2), wherein a second motor (212) and a guide rail (209) are arranged on the base plate (2), a lead screw (211) is horizontally and rotatably arranged at the output shaft end of the second motor (212), the lead screw (211) is matched with a lead screw nut (210) at the center of the bottom of a movable table (207), a sliding block (208) is arranged at the bottom of the movable table (207), a supporting frame (202) is arranged above the movable table (207), a first motor (206) is arranged below the supporting frame (202) and on the movable table (207), the output shaft end of the first motor (206) is connected with a rotating shaft (204) through a coupler (205), a clamping mechanism (1) for clamping the carbon-carbon composite material revolving body is arranged at the end part of the rotating shaft (204) which vertically penetrates through the supporting frame (202) upwards, and a bearing (203) is arranged between, the damping balance mechanism (3) is symmetrically arranged between the support frame (202) and the movable table (207), the damping balance mechanism (3) comprises a movable rod (303), an upper connecting plate (301) at the upper end part of the movable rod (303) is connected with the lower surface of the support frame (202) through a fifth bolt (302), the lower end part of the movable rod (303) is movably arranged in the pipe sleeve (304), the lower end part of the pipe sleeve (304) is connected with a lower connecting plate (307) and the movable table (207) through a sixth bolt (306), and a spring (305) is arranged inside the pipe sleeve (304) and between the lower connecting plate (307) and the movable rod (303).

2. The shock absorption device for grinding the carbon-carbon composite material revolving body according to claim 1, wherein the guide rails (209) are horizontally and symmetrically arranged on two sides of the screw rod (211), and the guide rails (209) are arranged in a matching manner with the slide blocks (208) at the bottom of the movable table (207).

3. The shock absorption device for grinding the carbon-carbon composite material revolving body according to claim 1, wherein the end of the rotating shaft (204) is connected with the end cover (114) in the clamping mechanism (1) through a fourth bolt (201), the end cover (114) is connected with the lower cover plate (111) through a third bolt (110), a supporting seat (109) is arranged above the lower cover plate (111), a spiral turntable (107) is arranged above the supporting seat (109), the upper surface of the spiral turntable (107) is matched with a threaded boss (104) on the lower surface of the movable plate body (103) through a threaded groove, and the movable plate body (103) penetrates through the upper cover plate (105) upwards and is connected with the clamping jaw (101) through the first bolt (102).

4. The shock absorption device for grinding the carbon-carbon composite material revolution body according to claim 3, wherein the claws (101) are distributed in an annular array along the center of the upper cover plate (105).

5. The shock absorption device for grinding the carbon-carbon composite material revolving body according to claim 3, wherein a bevel gear (112) is arranged at the side end of the supporting seat (109) and below the spiral rotary table (107), and the bevel tooth surface of the bevel gear (112) is in meshing transmission with the bevel tooth surface at the bottom of the spiral rotary table (107).

6. The damping device for grinding the carbon-carbon composite material revolving body according to claim 5, wherein one end of the bevel gear (112) far away from the supporting seat (109) is provided with a rectangular blind hole (113), and the bevel gear (112) can drive the spiral rotating disc (107) to rotate when rotating, so that the movable plate bodies (103) are close to or far away from each other towards the center of the upper cover plate (105).

7. The shock absorption device for grinding the carbon-carbon composite material revolving body according to claim 3, wherein the upper cover plate (105), the supporting seat (109) and the lower cover plate (111) are connected through the second bolt (106).

8. The shock absorption device for grinding the carbon-carbon composite material revolving body according to claim 7, wherein a flexible pad (108) is arranged between the lower cover plate (111) and the end cover (114), and the flexible pad (108) is made of a rubber material.

9. The shock absorption device for grinding of the carbon-carbon composite material revolution body according to claim 3, wherein the side surface of the claw (101) is provided with an anti-slip bulge.