Mechanical tool clamp

Abstract

The utility model relates to the field of clamps, and discloses a mechanical tool clamp which comprises a fixed base, movable blocks are symmetrically and movably mounted in the fixed base, a mounting frame is welded to the upper surfaces of the movable blocks, a first gear is rotatably mounted in the mounting frame, and fixed supporting plates are fixedly connected to the two side edges of the first gear correspondingly; a connecting frame is fixedly installed on the upper surface of the fixed supporting plate, a supporting frame is welded to the upper surface of the connecting frame, second gears are symmetrically and rotationally installed in the connecting frame, a clamping plate is installed at the position, extending into the supporting frame, of the middle of the top end of each second gear, a plurality of anti-skid protruding strips are arranged on one side of the inner wall of each clamping plate, and a sliding mechanism is further arranged in the connecting frame. The clamping plate is adjusted to move at multiple angles, so that the effect of conveniently adjusting the clamping plate at multiple angles is achieved, the overall applicability of the clamping plate is improved, the problem of intermittence when the clamping plate clamps the outer surface of a workpiece is solved, and the overall stability of workpiece positioning is improved.

Description

Technical Field

[0001] The present application relates to the field of clamps, and in particular to a mechanical tooling clamp. Background Art

[0002] Machining tools are devices or tools used to hold, secure and position workpieces during machining. They are usually made of metal or other strong materials and have adjustable parts to accommodate workpieces of different shapes and sizes.

[0003] During positioning and clamping, due to the presence of certain irregular shapes on some parts of the outer surface of the workpiece, when the inner wall of the clamp block of the fixture is clamped and fitted with different positions on the outer surface of the workpiece, a certain gap may occur between the workpiece and the clamp block, thereby reducing the overall firmness of the workpiece after clamping, and also having a certain impact on the processing operation after the workpiece is clamped.

[0004] With respect to the above-mentioned related technologies, the inventor believes that when the fixture clamps the workpiece, there is a defect that the clamp block and the outer surface of the workpiece are intermittent, which affects the firmness. Therefore, a mechanical tooling fixture is proposed to solve the above-mentioned problem. Utility Model Content

[0005] In order to solve the problem that when a clamp clamps a workpiece, there is an intermittent gap between the clamp block and the outer surface of the workpiece, which affects the firmness of the workpiece, the present application provides a mechanical tooling clamp.

[0006] The mechanical fixture provided in this application adopts the following technical solution:

[0007] A mechanical tooling fixture comprises a fixed base, a movable block is symmetrically and movably installed inside the fixed base, a mounting frame is welded on the upper surface of the movable block, a No. 1 gear is rotatably installed inside the mounting frame, both side edges of the No. 1 gear are fixedly connected to a fixed support plate, a connecting frame is fixedly installed on the upper surface of the fixed support plate, a supporting frame is welded on the upper surface of the connecting frame, a No. 2 gear is symmetrically and rotatably installed inside the connecting frame, a clamping plate is installed at the middle part of the top end of the No. 2 gear extending to the inside of the supporting frame, a plurality of anti-slip convex strips are arranged on one side of the inner wall of the clamping plate, and a sliding mechanism is also arranged inside the connecting frame for adjusting the clamping angle of the clamping plate.

[0008] Preferably, the part is also provided with a sliding mechanism for adjusting the clamping angle of the clamping plate.

[0009] The sliding mechanism includes a first rack, which is movably mounted on one side edge of the inner wall of the connecting frame, a third gear is welded on the upper surface of the single second gear, and a first fastening bolt is threadedly connected to the middle part of one side of the connecting frame extending to the outer surface of the first rack.

[0010] Preferably, a second rack is movably installed inside the mounting frame below the No. 1 gear, a fixing frame is fixedly installed on the upper surface of the movable block near the mounting frame, and a second fastening bolt is threadedly connected to the middle part of the top end of the fixing frame.

[0011] Preferably, a bidirectional screw is rotatably installed through the movable block in the middle of both sides of the inner wall of the fixed base, a servo motor is installed on one side of the bidirectional screw, and guide rods are fixedly installed through the movable block on both sides of the inner side of the fixed base.

[0012] Preferably, the outer surfaces of the two No. 2 gears are close to each other and meshed, the outer surface of the No. 3 gear moves close to one side edge of the first rack, the No. 3 gear and the first rack are meshed with each other, and the outer surface of the No. 1 gear moves close to the upper surface of the second rack, and the No. 1 gear and the second rack are meshed with each other.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] The spacing between the two movable blocks is adjusted by rotating the bidirectional screw rod, the workpiece is placed between the two movable blocks, the first rack is pulled to drive the two No. 2 gears to move relative to each other, and then the clamping angle between the two clamping plates is adjusted, so that the clamping plates clamp and fix the workpiece, and at the same time, the second rack is pulled to drive the No. 1 gear to rotate, and then the overall inclination angle of the clamping plates is adjusted; compared with the prior art, this solution has the effect of facilitating multi-angle adjustment of the clamping plates, improves the overall applicability of the clamping plates, solves the problem of intermittent clamping when the clamping plates are clamped on the outer surface of the workpiece, and improves the overall stability of workpiece positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0016] Figure 2 It is a structural schematic diagram of the connecting frame in the application embodiment;

[0017] Figure 3 is a schematic diagram of the structure of the second gear in the embodiment of the application;

[0018] Figure 4 is a schematic diagram of the structure of the clamping plate in the application embodiment;

[0019] Explanation of the reference numerals in the accompanying drawings: 1. fixed base; 2. movable block; 3. mounting frame; 4. gear No. 1; 5. fixed support plate; 6. connecting frame; 7. gear No. 2; 8. supporting frame; 9. clamping plate; 10. anti-slip convex strip; 11. gear No. 3; 12. first rack; 13. first fastening bolt; 14. second rack; 15. fixed frame; 16. second fastening bolt; 17. bidirectional screw; 18. guide rod; 19. servo motor. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-4 This application is described in further detail.

[0021] The present application embodiment discloses a mechanical fixture. Figure 1-4 A mechanical fixture comprises a fixed base 1, a movable block 2 is symmetrically and movably installed inside the fixed base 1, a mounting frame 3 is welded on the upper surface of the movable block 2, a No. 1 gear 4 is rotatably installed inside the mounting frame 3, both sides of the No. 1 gear 4 are fixedly connected with fixed support plates 5, a connecting frame 6 is fixedly installed on the upper surface of the fixed support plate 5, a supporting frame 8 is welded on the upper surface of the connecting frame 6, a No. 2 gear 7 is symmetrically and rotatably installed inside the connecting frame 6, a clamping plate 9 is installed at the middle part of the top of the No. 2 gear 7 extending to the inside of the supporting frame 8, a plurality of anti-slip convex strips 10 are arranged on one side of the inner wall of the clamping plate 9, and a sliding mechanism is also arranged inside the connecting frame 6 for adjusting the clamping angle of the clamping plate 9;

[0022] The sliding mechanism includes a first rack 12, which is movably mounted on one side of the inner wall of the connecting frame 6. A third gear 11 is welded to the upper surface of the single second gear 7, and a first fastening bolt 13 is threadedly connected to the outer surface of the first rack 12 extending from the middle of one side of the connecting frame 6.

[0023] By pulling the first rack 12 to move and drive the third gear 11 to rotate, the third gear 11 drives the two second gears 7 to move relative to each other, and the clamping plate 9 moves synchronously with the second gear 7, and then the clamping angle between the two clamping plates 9 is adjusted, so that the clamping plate 9 is movably clamped on the outer surface of the workpiece, and the first fastening bolt 13 is rotated to fix the movable first rack 12, which reflects the regulating effect of the first rack 12 on the clamping plate 9.

[0024] Reference Figure 3 and Figure 4 A second rack 14 is movably installed inside the mounting frame 3 below the No. 1 gear 4, a fixing frame 15 is fixedly installed on the upper surface of the movable block 2 near the mounting frame 3, and a second fastening bolt 16 is threadedly connected to the middle part of the top of the fixing frame 15, the outer surfaces of the two No. 2 gears 7 are close to each other and meshed, the outer surface of the No. 3 gear 11 is movable near one side edge of the first rack 12, and the No. 3 gear 11 and the first rack 12 are meshed with each other, the outer surface of the No. 1 gear 4 is movable near the upper surface of the second rack 14, and the No. 1 gear 4 and the second rack 14 are meshed with each other.

[0025] By pulling the second rack 14 to move along the inside of the fixed frame 15 and driving the No. 1 gear 4 to rotate, the No. 1 gear 4 drives the fixed support plate 5 and the connecting frame 6 to rotate synchronously, thereby rotating the clamping plate 9 inside the support frame 8 to adjust the inclination angle of the clamping plate 9, and rotating the second fastening bolt 16 to abut against the second rack 14, thereby fixing the adjusted second rack 14, which reflects the adjustment effect of the second rack 14-degree clamping plate 9.

[0026] Reference Figure 1 A bidirectional screw rod 17 is rotatably installed through the movable block 2 in the middle of the inner wall of the fixed base 1, and a servo motor 19 is installed on one side of the bidirectional screw rod 17. Guide rods 18 are fixedly installed on the two sides of the inner edge of the fixed base 1 through the movable block 2. The bidirectional screw rod 17 is driven to rotate by starting the servo motor 19, and the movable block 2 is driven to move along the outer surface of the guide rod 18 by rotating the bidirectional screw rod 17. The distance between the two movable blocks 2 can be adjusted so that the movable block 2 is suitable for workpieces of different sizes, which reflects the overall use efficiency of the movable block 2.

[0027] The implementation principle of a mechanical fixture of the embodiment of the present application is as follows: by starting the servo motor 19 to drive the bidirectional screw 17 to rotate, the input end of the servo motor 19 power supply is electrically connected to the output end of the external power supply, the bidirectional screw 17 is rotated to drive the movable block 2 to move along the outer surface of the guide rod 18, and the spacing between the two movable blocks 2 is movably adjusted, and the workpiece is placed between the two movable blocks 2, and the first rack 12 is pulled to movably drive the third gear 11 to rotate, so that the third gear 11 drives the two second gears 7 to move relatively, and the clamping plate 9 moves synchronously with the second gear 7, and then the clamping angle between the two clamping plates 9 is adjusted, so that the clamping plate 9 is movably clamped on the outer surface of the workpiece, and the first fastening bolt 13 is rotated to tighten the movable The first rack 12 is fixed, and the second rack 14 is pulled to move along the inside of the fixed frame 15 and drive the No. 1 gear 4 to rotate, so that the No. 1 gear 4 drives the fixed support plate 5 and the connecting frame 6 to rotate synchronously, and then the clamping plate 9 inside the support frame 8 is rotated to adjust the inclination angle of the clamping plate 9, and the second fastening bolt 16 is rotated to abut against the second rack 14, and then the adjusted second rack 14 is fixed, so that the clamping plate 9 can be suitable for workpieces of different shapes; compared with the prior art, this scheme has the effect of facilitating the multi-angle adjustment of the clamping plate 9, improves the overall applicability of the clamping plate 9, solves the problem of intermittent when the clamping plate 9 is clamped on the outer surface of the workpiece, and improves the overall stability of the workpiece positioning.

[0028] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0029] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0031] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A mechanical fixture, comprising a fixed base (1), characterized in that: A movable block (2) is symmetrically and movably mounted inside the fixed base (1), a mounting frame (3) is welded on the upper surface of the movable block (2), a first gear (4) is rotatably mounted inside the mounting frame (3), both sides of the first gear (4) are fixedly connected with fixed support plates (5), a connecting frame (6) is fixedly mounted on the upper surface of the fixed support plate (5), a supporting frame (8) is welded on the upper surface of the connecting frame (6), a second gear (7) is symmetrically and rotatably mounted inside the connecting frame (6), a clamping plate (9) is mounted at the middle part of the top end of the second gear (7) extending to the inside of the supporting frame (8), a plurality of anti-slip convex strips (10) are arranged on one side of the inner wall of the clamping plate (9), and a sliding mechanism is also arranged inside the connecting frame (6) for adjusting the clamping angle of the clamping plate (9).

2. A mechanical fixture according to claim 1, characterized in that: The sliding mechanism comprises a first rack (12), the first rack (12) being movably mounted on one side edge of the inner wall of the connecting frame (6), a third gear (11) being welded on the upper surface of the single second gear (7), and a first fastening bolt (13) being threadedly connected to the outer surface of the first rack (12) extending from the middle of one side of the connecting frame (6).

3. A mechanical fixture according to claim 2, characterized in that: A second rack (14) is movably mounted inside the mounting frame (3) below the No. 1 gear (4), a fixing frame (15) is fixedly mounted on the upper surface of the movable block (2) near the mounting frame (3), and a second fastening bolt (16) is threadedly connected to the middle of the top end of the fixing frame (15).

4. A mechanical fixture according to claim 1, characterized in that: A bidirectional screw rod (17) is rotatably mounted on the middle of both sides of the inner wall of the fixed base (1) through the movable block (2), a servo motor (19) is mounted on one side of the bidirectional screw rod (17), and guide rods (18) are fixedly mounted on both sides of the inner side of the fixed base (1) through the movable block (2).

5. A mechanical fixture according to claim 3, characterized in that: The outer surfaces of the two No. 2 gears (7) are close to each other and mesh with each other, the outer surface of the No. 3 gear (11) moves close to one side edge of the first rack (12), the No. 3 gear (11) and the first rack (12) are meshed with each other, and the outer surface of the No. 1 gear (4) moves close to the upper surface of the second rack (14), the No. 1 gear (4) and the second rack (14) are meshed with each other.

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