CN219027146U

CN219027146U - Clamping device for grinding thin parts

Info

Publication number: CN219027146U
Application number: CN202222498535.9U
Authority: CN
Inventors: 郁春凡; 李冕
Original assignee: Suzhou Xunkai Intelligent Technology Co ltd
Current assignee: Hubei Zhongyu Metal Manufacturing Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-05-16
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a clamping device for grinding thin parts, and relates to the technical field of machining equipment; the utility model comprises a processing plate, wherein a fixing groove is formed in the processing plate, clamping assemblies are connected in the fixing groove and on the processing plate, and a supporting assembly is arranged on the upper surface of the processing plate.

Description

Clamping device for grinding thin parts

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a clamping device for grinding thin parts.

Background

Thin parts are the type of parts with more application in the current industrial production, and have compact structure, light weight's characteristics, before grinding, the work piece at first need use clamping device to fix the work piece centre gripping.

When the existing clamping device is used for fixedly clamping a thin part, the workpiece is often deformed due to larger pressure in the grinding process due to the thinner wall thickness of the workpiece, so that the clamping device is inconvenient to use, the grinding quality of the workpiece cannot be guaranteed, and the inventor proposes a clamping device for grinding the thin part to solve the problems.

Disclosure of Invention

In order to solve the problems that the wall thickness of a workpiece is thinner, the workpiece is often deformed due to larger pressure in the grinding process, the use is inconvenient, and the grinding quality of the workpiece cannot be guaranteed; the utility model aims to provide a clamping device for grinding thin parts.

In order to solve the technical problems, the utility model adopts the following technical scheme: the clamping device for grinding the thin part comprises a processing plate, wherein a fixing groove is formed in the processing plate, clamping assemblies are connected in the fixing groove and on the processing plate, and a supporting assembly is arranged on the upper surface of the processing plate;

the clamping component comprises a connecting rod, the upper end of the connecting rod is rotationally connected with the inner surface of a fixed groove, a first sliding groove is formed in the inner surface of the fixed groove, a sliding block is arranged in the first sliding groove in a sliding mode, the sliding block is fixedly connected with a toothed plate, the connecting rod penetrates through a processing plate, a turntable is fixedly arranged at the lower end of the connecting rod, first threaded holes are formed in the lower surface of the processing plate and the outer side surface of the turntable, first threaded holes are formed in the first threaded holes in a threaded manner, a plurality of threaded holes are formed in the lower surface of the processing plate and the turntable in a circular array mode, gears are sleeved on the outer side surface of the connecting rod, the gears are rotationally attached to the fixed groove, toothed plates are meshed with the gears, the toothed plate is in sliding attachment with the inner surface of the fixed groove, a penetrating groove is formed in the upper surface of the processing plate, a connecting block is fixedly arranged at the lower end of the connecting block, a connecting plate is fixedly arranged on the upper end of the connecting block, a rectangular clamping plate is fixedly attached to the upper surface of the processing plate, a rectangular limiting block is fixedly arranged on the upper end of the vertical rod, a rectangular limiting block is rotatably arranged at the lower end of the rectangular limiting block, a limiting block is rotatably attached to the inner surface of the rectangular limiting block, and a limiting block is fixedly connected with the inner limiting block.

Preferably, the support component comprises a second chute, the second chute is arranged on the upper surface of the processing plate, a sliding plate is arranged in the second chute in a sliding manner, a base plate is fixedly arranged at the upper end of the sliding plate, a moving block is fixedly arranged on one side of the sliding plate, second threaded holes are formed in the moving block and the second chute, a plurality of second threaded holes are formed in the second threaded holes, a second threaded inserted rod array is distributed in the second chute, and second threaded inserted rods are inserted in the second threaded holes in a threaded manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, a workpiece is placed between two rectangular clamping plates, then the rotating disc is rotated, the gear is driven to rotate by the connecting rod, the gear is rotated to drive two toothed plates meshed with the toothed plates to move, the two connecting plates are driven to move towards the middle by connecting blocks connected with the two toothed plates, the side face of the workpiece is clamped by the rectangular clamping plates on the connecting plates, then a first threaded inserted rod can be inserted into a corresponding first threaded hole for fixing, and the pressing block is driven to move downwards by rotating the screw rod to be contacted with the upper surface of the workpiece, so that the upper side of the workpiece is fixed;

2. when the grinding operation is carried out on the workpiece, the processing surface on the upper side of the backing plate is firstly operated, the end part of the second threaded insert rod can be separated from the second threaded hole by rotating the second threaded insert rod, the sliding plate is moved, the sliding plate can be fixed by inserting the second threaded insert rod into the corresponding second threaded hole, the lower part of the workpiece is supported by the backing plate when the processing surface on the upper side of the moving backing plate is operated, and part of the pressure applied by the backing plate in the grinding process can be counteracted by the backing plate, so that the deformation of the workpiece can be reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic view of a clamping assembly according to the present utility model.

FIG. 3 is a schematic view of a support assembly according to the present utility model.

In the figure: 1. processing a plate; 11. a fixing groove; 2. a clamping assembly; 21. a connecting rod; 211. a turntable; 22. a gear; 23. a toothed plate; 231. a slide block; 24. penetrating a groove; 25. a connecting block; 251. a connecting plate; 26. a vertical rod; 27. a rectangular clamping plate; 271. a limit groove; 28. a screw; 29. briquetting; 291. a limiting block; 3. a first threaded hole; 31. a first threaded insert; 4. a support assembly; 41. a second chute; 43. a slide plate; 44. a backing plate; 45. a moving block; 46. a second threaded hole; 47. and a second threaded plunger.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown in fig. 1-3, the utility model provides a clamping device for grinding thin parts, which comprises a processing plate 1, wherein a fixing groove 11 is formed in the processing plate 1, clamping assemblies 2 are connected in the fixing groove 11 and on the processing plate 1, and a supporting assembly 4 is arranged on the upper surface of the processing plate 1;

the clamping assembly 2 comprises a connecting rod 21, the upper end of the connecting rod 21 is rotationally connected with the inner surface of a fixed groove 11, the connecting rod 21 penetrates through a processing plate 1, a rotary table 211 is fixedly arranged at the lower end of the connecting rod 21, a gear 22 is sleeved on the outer side surface of the connecting rod 21, the gear 22 is rotationally attached to the fixed groove 11, a toothed plate 23 is meshed with the gear 22, the toothed plate 23 is slidingly attached to the inner surface of the fixed groove 11, a penetrating groove 24 is formed in the upper surface of the processing plate 1, a connecting block 25 is slidably arranged in the penetrating groove 24, the lower end of the connecting block 25 is fixedly connected with the upper surface of the toothed plate 23, a connecting plate 251 is fixedly arranged at the upper end of the connecting block 25, a vertical rod 26 is fixedly arranged at the upper end of the connecting plate 251, a rectangular clamping plate 27 is fixedly provided with a screw 28, the lower end of the screw 28 is rotationally provided with a pressing block 29, a workpiece is placed between the two rectangular clamping plates 27, then the rotary table 211 is rotationally attached to the fixed through the rotary table 211, the gear 22 is rotationally attached to the inner surface of the fixed groove 11, the toothed plate 22 is rotationally attached to the upper surface of the processing plate 1, a connecting block 23 is rotationally attached to the two toothed plates 23 meshed with the connecting plate through the connecting rod, a connecting plate 25 is fixedly connected to the upper surface of the connecting plate 251, the connecting plate 251 is fixedly attached to the upper surface of the connecting plate through the connecting block, and the connecting block is fixedly connected to the upper surface of the connecting plate through the connecting block, and the connecting block is fixedly screwed joint through the threaded rod 31, and then screwed joint is screwed to the threaded rod is screwed down and screwed into the threaded hole and screwed hole is screwed down.

The inner surface of the fixed groove 11 is provided with a first sliding groove, a sliding block 231 is arranged in the first sliding groove in a sliding mode, and the sliding block 231 is fixedly connected with the toothed plate 23.

By adopting the above-described technical scheme, the movement of the toothed plate 23 is assisted.

The lower surface of processing board 1 and the outside surface of carousel 211 have all seted up first screw hole 3, and first screw hole 3 internal thread is inserted and is equipped with first screw thread inserted bar 31, and a plurality of has been seted up to first screw hole 3, and the annular array of first screw hole 3 distributes at the lower surface of processing board 1 and carousel 211.

By adopting the technical scheme, the fixing is convenient to carry out after rotation.

The limiting groove 271 is formed in the inner surface of the rectangular clamping plate 27, the limiting block 291 is arranged in the limiting groove 271 in a sliding mode, and the limiting block 291 is fixedly connected with the pressing block 29.

By adopting the above technical scheme, the pressing block 29 is limited.

Embodiment two: as shown in fig. 3, the support assembly 4 includes a second sliding groove 41, the second sliding groove 41 is formed on the upper surface of the processing board 1, a sliding plate 43 is slidably disposed in the second sliding groove 41, a backing plate 44 is fixedly disposed at the upper end of the sliding plate 43, a moving block 45 is fixedly disposed at one side of the sliding plate 43, second threaded holes 46 are formed on both the moving block 45 and the second sliding groove 41, second threaded insert rods 47 are inserted into the second threaded holes 46, a plurality of second threaded holes 46 are formed, the second threaded insert rods 47 are distributed in the second sliding groove 41 in an array manner, so that the workpiece is fixed after moving, when the workpiece is ground, the processing surface on the upper side of the backing plate 44 is firstly operated, the end part of the backing plate 44 is separated from the second threaded holes 46 by rotating the second threaded insert rods 47, and the backing plate 44 is moved by inserting the second threaded insert rods 47 into the corresponding second threaded holes 46, the backing plate 43 is fixed, the lower part of the workpiece is subjected to supporting force by operating the processing surface on the upper side of the backing plate 44 after moving, and the deformation of the workpiece can be reduced by partially counteracting the backing plate 44 during grinding.

Working principle: in use, a workpiece is placed between two rectangular clamping plates 27, then the turntable 211 is rotated through the rotating turntable 211, the gear 22 is driven to rotate through the connecting rod 21, the gear 22 is driven to rotate to drive the two toothed plates 23 meshed with the gear 22 to move, the connecting blocks 25 connected to the two toothed plates 23 drive the two connecting plates 251 to move towards the middle, the side surfaces of the workpiece are clamped by the rectangular clamping plates 27 on the connecting plates 251, then the first threaded insert rods 31 can be inserted into the corresponding first threaded holes 3 to be fixed, the pressing blocks 29 are driven to move downwards through the rotating screws 28 to be contacted with the upper surface of the workpiece, the upper side of the workpiece is fixed, the lower surface of the workpiece is contacted with the backing plate 44, the machining surface on the upper side of the backing plate 44 can be firstly operated, the end parts of the backing plate 44 can be separated from the second threaded holes 46, the backing plate 44 can be moved, the backing plate 43 can be fixed through inserting the second threaded insert rods 47 into the corresponding second threaded holes 46, and the backing plate 44 can be supported by the backing plate 44 after the movement, and the deformation of the workpiece can be reduced in the machining process.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a clamping device is used in grinding of thin part, includes processing board (1), its characterized in that: a fixing groove (11) is formed in the machining plate (1), clamping assemblies (2) are connected in the fixing groove (11) and on the machining plate (1), and a supporting assembly (4) is arranged on the upper surface of the machining plate (1);

the clamping assembly (2) comprises a connecting rod (21), the upper end of the connecting rod (21) is rotationally connected with the inner surface of a fixed groove (11), the connecting rod (21) penetrates through a processing plate (1), a rotary table (211) is fixedly arranged at the lower end of the connecting rod (21), a gear (22) is sleeved on the outer side surface of the connecting rod (21), the gear (22) is rotationally attached to the fixed groove (11), a toothed plate (23) is meshed with the gear (22), the toothed plate (23) is slidingly attached to the inner surface of the fixed groove (11), a penetrating groove (24) is formed in the upper surface of the processing plate (1), a connecting block (25) is fixedly arranged in the penetrating groove (24), a connecting plate (251) is fixedly arranged at the upper end of the connecting block (25), a rectangular upper end of the connecting plate (251) is fixedly attached to the upper surface of the processing plate (1), a rectangular clamping plate (27) is fixedly arranged on the upper surface of the connecting plate (251), and a screw (28) is fixedly attached to the upper end of the rectangular clamping plate (27).

2. The clamping device for grinding thin parts according to claim 1, wherein the supporting component (4) comprises a second sliding groove (41), the second sliding groove (41) is formed in the upper surface of the machining plate (1), a sliding plate (43) is arranged in the second sliding groove (41) in a sliding mode, a base plate (44) is fixedly arranged at the upper end of the sliding plate (43), a moving block (45) is fixedly arranged on one side of the sliding plate (43), second threaded holes (46) are formed in the moving block (45) and the second sliding groove (41), and second threaded inserting rods (47) are inserted into the second threaded holes (46) in a threaded mode.

3. The clamping device for grinding thin parts according to claim 1, wherein a first sliding groove is formed in the inner surface of the fixing groove (11), a sliding block (231) is slidably arranged in the first sliding groove, and the sliding block (231) is fixedly connected with the toothed plate (23).

4. The clamping device for grinding thin parts according to claim 1, wherein the lower surface of the machining plate (1) and the outer side surface of the turntable (211) are respectively provided with a first threaded hole (3), and a first threaded insert rod (31) is inserted into the first threaded hole (3) in a threaded manner.

5. The clamping device for grinding thin parts according to claim 1, wherein a limiting groove (271) is formed in the inner surface of the rectangular clamping plate (27), a limiting block (291) is slidably arranged in the limiting groove (271), and the limiting block (291) is fixedly connected with the pressing block (29).

6. A clamping device for grinding thin parts according to claim 2, characterized in that the second threaded holes (46) are provided in a plurality, and the second threaded pins (47) are distributed in the second runner (41) in an array.

7. The clamping device for grinding thin parts according to claim 4, wherein the first threaded holes (3) are formed in a plurality, and the first threaded holes (3) are distributed on the lower surfaces of the machining plate (1) and the turntable (211) in an annular array.