Clamping device for machining mine electromechanical equipment

Abstract

The utility model relates to the technical field of clamping devices, in particular to a clamping device for machining mine electromechanical equipment, which comprises a three-jaw chuck, a clamping structure is arranged on the three-jaw chuck, the clamping structure comprises sliding blocks, the three sliding blocks are connected onto the three-jaw chuck in a sliding manner, sliding sleeves are connected onto the sliding blocks in a sliding manner, and the sliding sleeves are connected onto the three-jaw chuck in a sliding manner. Two positioning blocks are fixedly connected to the sliding sleeve, a clamping jaw is clamped on one positioning block, a fixing structure is arranged on the positioning block, and a limiting structure is arranged on the sliding block; and the moving range of the clamping jaw can be increased, so that the clamping jaw can adapt to parts in a larger size range, and the use applicability is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a clamping device, concretely to a clamping device for mine electromechanical equipment processing belongs to clamping device technical field. BACKGROUND

[0002] Mine electromechanical equipment refers to the various mechanical equipment for mine operation, mainly including crane, conveyor, ventilator and drainage machinery etc., these equipment plays a vital role in mine operation, ensures the normal operation and safety production of mine, needs to clamp the part in the process of mine electromechanical equipment parts production and processing, generally will pass through three jaw chuck to clamp the part.

[0003] However, the range of the movable traditional three jaw chuck clamping jaw is small, so the size range of the clamped part is also small, thereby leading to poor applicability of use. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of clamping devices for mine electromechanical equipment processing, can increase the range of movement of clamping jaw, so as to facilitate to adapt to the part of larger size range, so effectively improve the applicability of use.

[0005] The utility model realizes the above-mentioned purpose by the following technical scheme, a kind of clamping device for mine electromechanical equipment processing, including three jaw chuck, the three jaw chuck is equipped with clamping structure, the clamping structure includes sliding block, three sliding blocks are slidably connected on the three jaw chuck, sliding sleeve is slidably connected on the sliding block, two positioning blocks are fixedly connected on the sliding sleeve, one of the positioning blocks is clamped with clamping jaw, the positioning block is equipped with fixed structure, the sliding block is equipped with limiting structure.

[0006] Preferably, the cross section of the clamping jaw is L-shaped structure, and the top end of the positioning block is trapezoidal structure.

[0007] Preferably, the fixed structure includes an insert block, two insert blocks are slidably connected on the positioning block, and the insert block is clamped between one end and the clamping jaw.

[0008] Preferably, the positioning block is provided with a spring inside, and the spring is in contact with the two insert blocks at both ends.

[0009] Preferably, one of the insert blocks is fixedly connected with a protective plate, and the protective plate is slidably connected with the other adjacent insert block.

[0010] Preferably, the cross section of the insert block is L-shaped structure, and the cross section of one end of the insert block is trapezoidal structure.

[0011] Preferably, the limiting structure comprises a rotating shaft and a clamping block, the rotating shaft is rotatably connected to the sliding block, the clamping block is fixedly connected to the rotating shaft, the sliding sleeve is provided with a plurality of clamping grooves, and one end of the clamping block is clamped with one of the clamping grooves.

[0012] Preferably, the rotating shaft is fixedly connected with a handle, the sliding block is fixedly connected with an elastic sheet, and the elastic sheet abuts against the handle.

[0013] Preferably, the width of the clamping groove section is equal to the width of the clamping block section, and one side of the handle extends to the outside of the sliding block.

[0014] The beneficial effects of the utility model are as follows: in the process of use, the workpiece to be processed can be placed between the three sliding blocks, then the three sliding blocks move towards the workpiece under the action of the three-jaw chuck, the movement of the sliding blocks drives the movement of the clamping jaws, when the three clamping jaws clamp the workpiece at the same time, the workpiece is fixed, when the workpiece of large size needs to be clamped, the clamping jaw and the other positioning block can be clamped at the same time, and the sliding sleeve can slide on the sliding block, so that the distance between the three clamping jaws can be greatly changed, thereby the workpiece of larger size range can be clamped conveniently, the applicability of the clamping device is effectively improved, and the clamping jaw can be quickly disassembled and assembled with the positioning block through the fixing structure, so that the clamping jaw can be quickly replaced, thereby the utility model is more convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is a connecting structure schematic view of the sliding sleeve and the positioning block of the utility model;

[0017] Figure 3 It is Figure 2 It is an enlarged schematic view of A part shown in the figure;

[0018] Figure 4 It is a connecting structure schematic view of the sliding sleeve and the clamping groove of the utility model.

[0019] In the figure: 1, three-jaw chuck; 2, clamping structure; 201, sliding block; 202, sliding sleeve; 203, positioning block; 204, clamping jaw; 3, fixing structure; 301, insertion block; 302, spring; 303, protection plate; 4, limiting structure; 401, rotating shaft; 402, clamping block; 403, clamping groove; 404, handle; 405, elastic sheet. DETAILED DESCRIPTION

[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0021] Please refer to Figure 1 、 Figure 2 and Figure 3 , a clamping device for mining electromechanical equipment processing, including three jaw chuck 1, the three jaw chuck 1 is equipped with clamping structure 2, the clamping structure 2 includes sliding block 201, the three jaw chuck 1 is slidably connected with three sliding blocks 201, the sliding block 201 is slidably connected with sliding sleeve 202, the sliding sleeve 202 is fixedly connected with two positioning blocks 203, one of the positioning blocks 203 is clamped with clamping jaw 204, the positioning block 203 is equipped with fixed structure 3, the sliding block 201 is equipped with limiting structure 4.

[0022] As a technical optimization scheme of the present application, as shown in Figure 3 , the cross section of the clamping jaw 204 is L-shaped structure, the top end of the positioning block 203 is trapezoidal structure, so that the clamping jaw 204 and the positioning block 203 can be clamped and guided.

[0023] As a technical optimization scheme of the present application, as shown in Figure 2 and Figure 3 , the fixed structure 3 includes plug 301, the positioning block 203 is slidably connected with two plugs 301, the plug 301 is clamped between one end and the clamping jaw 204, the inside of the positioning block 203 is provided with spring 302, the spring 302 is in contact with the two plugs 301 at both ends, so that the clamping jaw 204 and the positioning block 203 can be quickly disassembled.

[0024] As a technical optimization scheme of the present application, as shown in Figure 3 , one of the plugs 301 is fixedly connected with the protective plate 303, the protective plate 303 is slidably connected with the adjacent another plug 301, so that the debris can be prevented from entering the gap inside the spring 302 to block the spring 302.

[0025] As a technical optimization scheme of the present application, as shown in Figure 3 , the cross section of the plug 301 is L-shaped structure, the cross section of one end of the plug 301 is trapezoidal structure, so that the plug 301 and the clamping jaw 204 can be clamped and guided.

[0026] As a technical optimization scheme of the utility model, as shown in Figure 1 , Figure 3 and Figure 4 , the limiting structure 4 includes a rotating shaft 401 and a clamping block 402, the rotating shaft 401 is rotatably connected to the sliding block 201, the clamping block 402 is fixedly connected to the rotating shaft 401, a plurality of clamping grooves 403 are arranged on the sliding sleeve 202, and one end of the clamping block 402 is clamped with one of the clamping grooves 403, so that the sliding sleeve 202 can be limited when the position of the sliding sleeve 202 on the sliding block 201 changes.

[0027] As a technical optimization scheme of the utility model, as shown in Figure 1 and Figure 4 , the rotating shaft 401 is fixedly connected with a handle 404, the sliding block 201 is fixedly connected with an elastic sheet 405, and the elastic sheet 405 abuts against the handle 404, so that the clamping block 402 can be automatically clamped with the clamping groove 403.

[0028] As a technical optimization scheme of the utility model, as shown in Figure 4 , the width of the cross section of the clamping groove 403 is equal to the width of the cross section of the clamping block 402, and one side of the handle 404 extends to the outside of the sliding block 201, so that the handle 404 can be conveniently pushed.

[0029] In use, the workpiece to be machined is placed between the three sliding blocks 201, and then the three sliding blocks 201 move towards the workpiece under the action of the three-jaw chuck 1, the movement of the sliding block 201 drives the clamping jaw 204 to move, the workpiece is fixed when the three clamping jaws 204 simultaneously clamp the workpiece, when a larger size workpiece needs to be clamped, two insertion blocks 301 can be simultaneously pushed, and the spring 302 is contracted, when the two insertion blocks 301 are not clamped with the clamping jaw 204, the clamping jaw 204 can be moved to be clamped with another positioning block 203, the handle 404 can be pushed, the elastic sheet 405 is deformed, the movement of the handle 404 drives the rotating shaft 401 to rotate, the rotating shaft 401 drives the clamping block 402 to move away from one of the clamping grooves 403, when the clamping block 402 is not clamped with one of the clamping grooves 403, the sliding sleeve 202 can be moved to be clamped with another clamping groove 403, at this time, the position adjustment of the sliding sleeve 202 is realized, the distance between the three clamping jaws can be greatly changed by clamping the clamping jaw 204 into different positioning blocks 203 and adjusting the position of the sliding sleeve 202 on the sliding block 201, so that a larger size range of workpieces can be clamped, the applicability of the clamping device is effectively improved, and the clamping jaw 204 can be disassembled by simultaneously pressing the two insertion blocks 301, so that the clamping jaw 204 can be quickly replaced, thereby being more convenient to use.

[0030] It will be obvious to a person skilled in the art that the application is not limited to the details of the above-described exemplary embodiments, but that the application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. The embodiments should, therefore, be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalents of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the scope of the claims concerned.

[0031] Furthermore, it should be understood that although the present specification describes exemplary embodiments, the application is not limited to only one independent technical solution in each embodiment, and the specification is described in this way only for the sake of clarity. A person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A clamping device for machining mine electromechanical equipment, comprising a three-jaw chuck (1), characterized in that: The three-jaw chuck (1) is provided with a clamping structure (2), the clamping structure (2) includes a sliding block (201), the three-jaw chuck (1) is provided with three sliding blocks (201), the sliding block (201) is provided with a sliding sleeve (202), the sliding sleeve (202) is fixedly connected with two positioning blocks (203), one of the positioning blocks (203) is clamped with a clamping jaw (204), the positioning block (203) is provided with a fixing structure (3), and the sliding block (201) is provided with a limiting structure (4).

2. The clamping device for processing mine electromechanical equipment according to claim 1, characterized in that: The clamping jaw (204) is in the form of an L-shaped structure, and the top end of the positioning block (203) is in the form of a trapezoidal structure.

3. The clamping device for processing mine electromechanical equipment according to claim 1, characterized in that: The fixing structure (3) includes an insertion block (301), the positioning block (203) is provided with two insertion blocks (301), and the insertion block (301) is clamped between one end and the clamping jaw (204).

4. The clamping device for processing mine electromechanical equipment according to claim 3, characterized in that: The positioning block (203) is provided with a spring (302) inside, and the spring (302) is in contact with the two insertion blocks (301) at both ends.

5. The clamping device for processing mine electromechanical equipment according to claim 3, characterized in that: One of the insertion blocks (301) is fixedly connected with a protective plate (303), and the protective plate (303) is in sliding connection with the adjacent insertion block (301).

6. The clamping device for processing mine electromechanical equipment according to claim 3, characterized in that: The insertion block (301) is in the form of an L-shaped structure, and one end of the insertion block (301) is in the form of a trapezoidal structure.

7. The clamping device for processing mine electromechanical equipment according to claim 1, characterized in that: The limiting structure (4) includes a rotating shaft (401) and a clamping block (402), the sliding block (201) is rotatably connected with the rotating shaft (401), the rotating shaft (401) is fixedly connected with the clamping block (402), the sliding sleeve (202) is provided with a plurality of clamping grooves (403), and one end of the clamping block (402) is clamped with one of the clamping grooves (403).

8. The clamping device for processing mine electromechanical equipment according to claim 7, characterized in that: The rotating shaft (401) is fixedly connected with a handle (404), the sliding block (201) is fixedly connected with an elastic sheet (405), and the elastic sheet (405) is in contact with the handle (404).

9. The clamping device for processing mine electromechanical equipment according to claim 8, characterized in that: The width of the clamping groove (403) is equal to the width of the clamping block (402), and one side of the handle (404) extends to the outside of the sliding block (201).

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