Clamp structure for engraving machine

Abstract

The utility model relates to the technical field of clamps, and discloses a clamp structure for an engraving machine, which solves the problem that the existing clamp for the engraving machine is inconvenient to clamp workpieces with different sizes, and comprises a support table, one end of the top of the supporting table is provided with a first clamping mechanism inserted into the mounting groove and slidably connected with the mounting groove, and a first air cylinder fixedly connected with the first clamping mechanism is inserted into the middle of the end, close to the first clamping mechanism, of the supporting table. The other end of the top of the supporting table is provided with a second clamping mechanism inserted into the mounting groove and slidably connected with the mounting groove, and a second air cylinder fixedly connected with the second clamping mechanism is inserted into the middle of the end, close to the second clamping mechanism, of the supporting table. Through the clamp structure, automatic adjustment can be achieved, workpieces of different sizes can be clamped, and adaptability and use convenience are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of jigs, and specifically relates to a jig structure for a engraving machine. Background Art

[0002] An engraving machine is a general mechanical equipment widely used in the wood industry, advertising industry, handicraft industry, mold industry, construction industry, printing and packaging industry, and decoration industry.

[0003] During the use of the engraving machine, it is necessary to use a jig to clamp and fix the engraving piece, so as to improve the overall stability of the engraving piece. The position of the existing jig for the engraving machine is usually fixed. The workpiece (such as an engraving board, etc.) is placed in the jig for clamping, and then the workpiece is clamped by manually adjusting the screws. This method is difficult to meet the clamping of workpieces of different sizes and has low work efficiency. Therefore, this application proposes a jig structure for an engraving machine to improve the existing engraving machine jig. Summary of the Utility Model

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a jig structure for an engraving machine, which effectively solves the problem that the existing engraving machine jig is not convenient for clamping workpieces of different sizes.

[0005] To achieve the above object, the utility model provides the following technical solution: A jig structure for an engraving machine, including a support table, an installation groove is opened inside the support table, one end of the top of the support table is provided with a first clamping mechanism that penetrates into the installation groove and is slidably connected thereto, a first cylinder fixedly connected to the first clamping mechanism is inserted through the middle position of the support table near one end of the first clamping mechanism, the other end of the top of the support table is provided with a second clamping mechanism that penetrates into the installation groove and is slidably connected thereto, and a second cylinder fixedly connected to the second clamping mechanism is inserted through the middle position of the support table near one end of the second clamping mechanism.

[0006] Preferably, both the first clamping mechanism and the second clamping mechanism are composed of a strip-shaped sliding seat, a first lead screw, a first servo motor, a first clamping component and a second clamping component. The strip-shaped sliding seat penetrates into the installation groove and is slidably connected thereto. A strip-shaped sliding groove is opened at the top end of the strip-shaped sliding seat. The first lead screw is rotatably connected inside the strip-shaped sliding groove. The first servo motor is fixedly connected to one end of the strip-shaped sliding seat and fixedly connected to the first lead screw. The first clamping component and the second clamping component are respectively inserted and connected to both ends of the top of the strip-shaped sliding seat and are slidably connected to the strip-shaped sliding groove. The first clamping component and the second clamping component are respectively sleeved at both ends of the first lead screw and are threadedly connected thereto.

[0007] Preferably, the first lead screw is a two-section symmetric thread structure.

[0008] Preferably, both the first clamping assembly and the second clamping assembly are composed of a moving support base, a limiting sliding seat, a second servo motor, a second lead screw, a limiting slider, a multi-stage cylinder, and an L-shaped limiting pressing arm. The limiting sliding seat is fixedly connected to one end of the bottom of the moving support base and slidably connected to the inside of the strip-shaped chute. The second servo motor is fixedly connected to one end of the moving support base. A limiting chute is opened at the top of the moving support base. The second lead screw is rotatably connected to the inside of the limiting chute and fixedly connected to the output shaft of the second servo motor. The limiting slider is slidably connected to the inside of the limiting chute and sleeved on the second lead screw. The multi-stage cylinder is inserted and connected to the top of the limiting slider. The L-shaped limiting pressing arm is fixedly connected to the top of the multi-stage cylinder.

[0009] Preferably, a threaded hole matching the first lead screw is opened on the limiting sliding seat. A buffer pad is fixedly arranged at the bottom end of the L-shaped limiting pressing arm. A groove matching the L-shaped limiting pressing arm and the buffer pad is opened at one end of the top of the moving support base.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] (1) During the work, by arranging a support table, a first clamping mechanism, a first cylinder, a second clamping mechanism, and a second cylinder, the two ends of the workpiece can be clamped and fixed, and the distance between the first clamping mechanism and the second clamping mechanism can be adjusted, so as to adapt to the clamping work of workpieces with different lengths;

[0012] (2) By arranging the first clamping mechanism and the second clamping mechanism composed of a strip-shaped sliding seat, a first lead screw, a first servo motor, a first clamping assembly, and a second clamping assembly, the four corners of the workpiece can be synchronously clamped, the stability of the workpiece can be improved, and at the same time, the distance between the first clamping assembly and the second clamping assembly can be adjusted to adapt to the clamping work of workpieces with different widths;

[0013] (3) By arranging the first clamping assembly and the second clamping assembly composed of a moving support base, a limiting sliding seat, a second servo motor, a second lead screw, a limiting slider, a multi-stage cylinder, and an L-shaped limiting pressing arm, the extending distance of the L-shaped limiting pressing arm can be adjusted, so as to adjust the clamping position, and at the same time, the L-shaped limiting pressing arm can be hidden to avoid affecting the engraving process at the corner position of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model and do not constitute a limitation to the present utility model.

[0015] In the drawings:

[0016] Figure 1 is a schematic structural diagram of the fixture for the engraving machine of the present utility model;

[0017] Figure 2 This is a schematic structural diagram of the first clamping mechanism of the present utility model;

[0018] Figure 3 This is a schematic structural diagram of the connection between the first clamping assembly and the second clamping assembly of the present utility model and the first lead screw;

[0019] Figure 4 This is a schematic structural diagram of the first clamping assembly of the present utility model;

[0020] In the figure: 1. Support platform; 2. Installation groove; 3. First clamping mechanism; 4. First cylinder; 5. Second clamping mechanism; 6. Second cylinder; 7. Strip-shaped sliding seat; 8. First lead screw; 9. First servo motor; 10. First clamping assembly; 11. Second clamping assembly; 12. Strip-shaped sliding groove; 13. Moving support seat; 14. Limit sliding seat; 15. Second servo motor; 16. Second lead screw; 17. Limit slider; 18. Multi-stage cylinder; 19. L-shaped limit pressing arm; 20. Limit sliding groove; 21. Threaded hole; 22. Buffer pad; 23. Groove. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments; based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] It is provided by Figure 1 A fixture structure for a engraving machine of the present utility model includes a support platform 1. An installation groove 2 is provided inside the support platform 1. One end of the top of the support platform 1 is provided with a first clamping mechanism 3 that penetrates through and is slidably connected to the installation groove 2. The middle position of the support platform 1 near one end of the first clamping mechanism 3 is provided with a first cylinder 4 fixedly connected to the first clamping mechanism 3. The other end of the top of the support platform 1 is provided with a second clamping mechanism 5 that penetrates through and is slidably connected to the installation groove 2. The middle position of the support platform 1 near one end of the second clamping mechanism 5 is provided with a second cylinder 6 fixedly connected to the second clamping mechanism 5;

[0023] During use, the position of the first clamping mechanism 3 is adjusted by the first cylinder 4, and the position of the second clamping mechanism 5 is adjusted by the second cylinder 6, so as to clamp and fix workpieces of different lengths. The installation groove 2 is used to limit the first clamping mechanism 3 and the second clamping mechanism 5, improving their stability;

[0024] It is provided by Figures 1 to 4It is provided that both the first clamping mechanism 3 and the second clamping mechanism 5 are composed of a strip-shaped sliding seat 7, a first lead screw 8, a first servo motor 9, a first clamping assembly 10 and a second clamping assembly 11. The strip-shaped sliding seat 7 is inserted into the installation groove 2 and is slidably connected thereto. A strip-shaped chute 12 is provided at the top end of the strip-shaped sliding seat 7. The first lead screw 8 is rotatably connected to the inside of the strip-shaped chute 12. The first servo motor 9 is fixedly connected to one end of the strip-shaped sliding seat 7 and is fixedly connected to the first lead screw 8. The first clamping assembly 10 and the second clamping assembly 11 are respectively inserted and connected to both ends of the top of the strip-shaped sliding seat 7 and are slidably connected to the strip-shaped chute 12. The first clamping assembly 10 and the second clamping assembly 11 are respectively sleeved on both ends of the first lead screw 8 and are threadedly connected thereto. The first lead screw 8 is a two-section symmetric thread structure. Both the first clamping assembly 10 and the second clamping assembly 11 are composed of a moving support seat 13, a limiting sliding seat 14, a second servo motor 15, a second lead screw 16, a limiting slider 17, a multi-stage cylinder 18 and an L-shaped limiting pressing arm 19. The limiting sliding seat 14 is fixedly connected to one end of the bottom of the moving support seat 13 and is slidably connected to the inside of the strip-shaped chute 12. The second servo motor 15 is fixedly connected to one end of the moving support seat 13. A limiting chute 20 is provided at the top end of the moving support seat 13. The second lead screw 16 is rotatably connected to the inside of the limiting chute 20 and is fixedly connected to the output shaft of the second servo motor 15. The limiting slider 17 is slidably connected to the inside of the limiting chute 20 and is sleeved on the second lead screw 16. The multi-stage cylinder 18 is inserted and connected to the top end of the limiting slider 17. The L-shaped limiting pressing arm 19 is fixedly connected to the top end of the multi-stage cylinder 18. A threaded hole 21 matching the first lead screw 8 is provided on the limiting sliding seat 14. A buffer pad 22 is fixedly provided at the bottom end of the L-shaped limiting pressing arm 19. A groove 23 matching the L-shaped limiting pressing arm 19 and the buffer pad 22 is provided at one end of the top of the moving support seat 13;

[0025] Adjust the distance between the first clamping assembly 10 and the second clamping assembly 11 according to the width of the workpiece. The first servo motor 9 drives the first lead screw 8 to rotate, and drives the first clamping assembly 10 and the second clamping assembly 11 to move synchronously through the first lead screw 8, and the moving directions are opposite. The four corners of the workpiece can be synchronously clamped by the two groups of the first clamping assembly 10 and the second clamping assembly 11, so as to improve the stability of the workpiece. The moving support base 13 slides inside the strip-shaped chute 12 following the rotation of the first lead screw 8. The second servo motor 15 drives the second lead screw 16 to rotate, and drives the limit slider 17, the multi-stage cylinder 18 and the L-shaped limit pressing arm 19 to move through the second lead screw 16, so that the L-shaped limit pressing arm 19 moves to the top of the workpiece. The extension distance of the L-shaped limit pressing arm 19 can be adjusted according to the actual situation, and then the multi-stage cylinder 18 drives the L-shaped limit pressing arm 19 to press down to realize the pressing of the workpiece. The buffer pad 22 can play a buffering role. Since some workpieces also need to be engraved at the four corner positions, when engraving to the corner position, the L-shaped limit pressing arm 19 at this position can be controlled to move to the position of the groove 23 to avoid affecting the normal engraving operation.

[0026] During the work, by providing a support table, a first clamping mechanism, a first cylinder, a second clamping mechanism and a second cylinder, the two ends of the workpiece can be clamped and fixed, and the distance between the first clamping mechanism and the second clamping mechanism can be adjusted, so as to adapt to the clamping work of workpieces with different lengths; by providing the first clamping mechanism and the second clamping mechanism composed of a strip-shaped sliding seat, a first lead screw, a first servo motor, a first clamping assembly and a second clamping assembly, the four corners of the workpiece can be synchronously clamped, the stability of the workpiece can be improved, and at the same time, the distance between the first clamping assembly and the second clamping assembly can be adjusted to adapt to the clamping work of workpieces with different widths; by providing the first clamping assembly and the second clamping assembly composed of a moving support base, a limit sliding seat, a second servo motor, a second lead screw, a limit slider, a multi-stage cylinder and an L-shaped limit pressing arm, the extension distance of the L-shaped limit pressing arm can be adjusted, so as to adjust the clamping position, and at the same time, the L-shaped limit pressing arm can be hidden to avoid affecting the engraving process at the corner position of the workpiece.

Claims

1. A fixture structure for an engraving machine, comprising a support table (1), characterized in that: The support platform (1) is provided with a mounting groove (2) inside, a first clamping mechanism (3) inserted into the mounting groove (2) and slidably connected thereto is provided at one end of the top of the support platform (1), a first cylinder (4) fixedly connected to the first clamping mechanism (3) is inserted into the middle position of one end of the support platform (1) near the first clamping mechanism (3), a second clamping mechanism (5) inserted into the mounting groove (2) and slidably connected thereto is provided at the other end of the top of the support platform (1), and a second cylinder (6) fixedly connected to the second clamping mechanism (5) is inserted into the middle position of one end of the support platform (1) near the second clamping mechanism (5).

2. The clamp structure for an engraving machine according to claim 1, characterized in that: The first clamping mechanism (3) and the second clamping mechanism (5) are both composed of a strip slide (7), a screw rod (8), a servo motor (9), a first clamping assembly (10) and a second clamping assembly (11); the strip slide (7) is inserted into the mounting groove (2) and is slidably connected thereto; a strip slide groove (12) is provided at the top of the strip slide (7); the screw rod (8) is rotatably connected to the inside of the strip slide groove (12); the servo motor (9) is fixedly connected to one end of the strip slide (7) and is fixedly connected to the screw rod (8); the first clamping assembly (10) and the second clamping assembly (11) are respectively inserted into the two ends of the top of the strip slide (7) and are slidably connected to the strip slide groove (12); the first clamping assembly (10) and the second clamping assembly (11) are respectively sleeved on the two ends of the screw rod (8) and are threadedly connected thereto.

3. A clamp structure for an engraving machine according to claim 2, characterized in that: The screw rod 1 (8) is a two-stage symmetrical thread structure.

4. The clamp structure for an engraving machine according to claim 2, characterized in that: The first clamping assembly (10) and the second clamping assembly (11) are both composed of a movable support seat (13), a limiting slide seat (14), a second servo motor (15), a second screw rod (16), a limiting slide block (17), a multi-stage cylinder (18) and an L-shaped limiting pressure arm (19); the limiting slide seat (14) is fixedly connected to one end of the bottom of the movable support seat (13) and is slidably connected to the inside of the strip slide groove (12); the second servo motor (15) is fixedly connected to the movable support seat (13) ), a limit slide groove (20) is provided at the top of the movable support seat (13), the second screw rod (16) is rotatably connected to the inside of the limit slide groove (20) and is fixedly connected to the output shaft of the second servo motor (15), the limit slider (17) is slidably connected to the inside of the limit slide groove (20) and is sleeved on the second screw rod (16), the multi-stage cylinder (18) is inserted and connected to the top of the limit slider (17), and the L-shaped limit pressure arm (19) is fixedly connected to the top of the multi-stage cylinder (18).

5. The clamp structure for an engraving machine according to claim 4, characterized in that: The limit slide seat (14) is provided with a threaded hole (21) matching with the screw rod (8), the bottom end of the L-shaped limit pressure arm (19) is fixedly provided with a buffer pad (22), and one end of the top of the movable support seat (13) is provided with a groove (23) matching with the L-shaped limit pressure arm (19) and the buffer pad (22).

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