CN221870585U - Clamp for spark machine - Google Patents

Abstract

The utility model discloses a clamp for a spark machine, which comprises a connecting base, wherein the inside of the connecting base is connected with a movable frame through a guide component, a first rack plate is arranged on the inner side of the movable frame, a connecting groove is formed in the movable frame, a mounting block is arranged on the movable frame and is connected with a gear connecting piece through a second rotating shaft, the bottom of the gear connecting piece is connected with a second rack plate, a sliding block is arranged at the bottom of the second rack plate, a second motor is arranged on the side wall of the movable frame, a unidirectional screw rod is arranged on the second motor and is in rotary connection with the movable frame, and the unidirectional screw rod is in threaded connection with the sliding block; the gear connecting piece is provided with the square connecting barrel, the sliding plate is connected inside the square connecting barrel, the connecting plate is arranged on the sliding plate, the end part of the connecting plate is provided with the connecting notch, and the connecting notch is connected with the clamping frame through the third rotating shaft.

Description

A fixture for spark machine

Technical Field

The utility model relates to the field of spark machines, in particular to a clamp used for spark machines.

Background Art

Spark machine is a special machining method. It uses the principle of electric pulse discharge to form electric spark discharge between the tool electrode and the workpiece, and removes the material on the workpiece through the action of this discharge, thereby achieving precision machining.

During the processing of the spark machine, a clamp is needed to clamp the objects to be processed by the spark machine. However, during the use of the current clamp, the screw is manually rotated to move inward, and the screw drives the clamping block and the fixed clamping block to clamp the object. The clamped object is adjusted in the appropriate position, which affects the processing of the spark machine.

Utility Model Content

The purpose of the utility model is to provide a clamp for a spark machine to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions:

A clamp for a spark machine comprises a connecting base, wherein the upper and lower ends of the connecting base are connected to a moving frame through a guide assembly, a first rack plate is fixedly installed on the inner side of the moving frame, and a driving assembly for driving the first rack plate to move is installed inside the connecting base; a connecting groove is located on the moving frame at the top of the connecting base, and mounting blocks are fixedly arranged on the moving frame at both sides of the top of the connecting groove, and the mounting blocks are connected to a gear connecting member through a second rotating shaft, and a second rack plate is meshed and connected at the bottom of the gear connecting member, and the second rack plate is slidably arranged inside the connecting groove, and the second A slider is provided at the bottom of the rack plate, and a second motor is provided on the side wall of the movable frame. A one-way screw is installed on the motor shaft of the second motor, and the one-way screw is rotatably connected to the movable frame, and the one-way screw is threadedly connected to the slider; a square connecting cylinder is fixedly installed on the gear connecting member, and a sliding plate is slidably connected inside the square connecting cylinder, and both ends of the sliding plate are slidably connected to the square connecting cylinder through an elastic connecting component, and a connecting plate is fixedly installed on the sliding plate, and the connecting plate is slidably connected to the square connecting cylinder, and a connecting recess is provided on the end of the connecting plate, and the connecting recess is connected to the clamping frame through a third rotating shaft.

As an improved solution of the utility model: the guide assembly includes a T-shaped guide rail fixedly connected to the mobile frame, the T-shaped guide rail is inserted into the inside of the T-shaped guide groove, and the T-shaped guide groove is opened on the upper and lower inner walls of the connecting base for guiding the mobile frame.

As an improvement to the present utility model: the driving assembly includes a first rotating shaft rotatably connected to the connecting base, a driving gear is installed on the first rotating shaft, the driving gear is meshingly connected with the first rack plate, and a driving part for driving the first rotating shaft to rotate is installed on the inner wall of the connecting base, so as to realize the movement and azimuth adjustment of the first rack plate.

As an improved solution of the utility model: the driving part includes a first motor fixedly connected to the inner wall of the connecting base, a driving gear is installed on the motor shaft of the first motor, a driven gear is meshedly connected to the driving gear, and the driven gear is connected to the first rotating shaft for driving the first rotating shaft to rotate.

As an improvement of the present invention: the elastic connection assembly includes a guide rod fixedly connected to the square connecting tube, the guide rod is slidably connected to the sliding plate, and a connecting spring is sleeved on the guide rod located outside the sliding plate to realize the elastic connection between the sliding plate and the square connecting tube.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model drives the first rack plate to move through the driving assembly, the first rack plate drives the moving frame to move, the moving frame synchronously drives the mounting block to move, the mounting block synchronously drives the rack connecting piece to move, the rack connecting piece synchronously drives the square connecting cylinder to move, the square connecting cylinder drives the connecting plate and the clamping frame to move inward through the elastic connecting assembly to clamp the object, which can facilitate the processing of the spark machine; the utility model drives the one-way screw to rotate through the second motor, the one-way screw drives the threaded slider to move, the slider drives the second rack plate to move, the second rack plate drives the meshing gear connecting piece to rotate, and the gear connecting piece drives the square connecting cylinder to perform adaptive rotational azimuth adjustment, so that the azimuth of the clamping frame can be adjusted conveniently, so as to facilitate the clamping of the objects processed by the spark machine.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a schematic diagram of the structure of the drive assembly in the utility model;

FIG3 is a schematic diagram of the structure of the mobile frame in the utility model;

FIG. 4 is a cross-sectional view of the mobile frame of the present invention.

In the figure: 1. connecting base; 2. mounting frame; 3. mounting bolts; 4. moving frame; 5. T-shaped guide rail; 6. T-shaped guide groove; 7. first rack plate; 8. first rotating shaft; 9. first motor; 10. driving gear; 11. driven gear; 12. driving gear; 13. connecting groove; 14. second rack plate; 15. slider; 16. second motor; 17. one-way screw; 18. mounting block; 19. second rotating shaft; 20. gear connector; 21. square connecting cylinder; 22. sliding plate; 23. guide rod; 24. connecting spring; 25. connecting plate; 26. connecting notch; 27. third rotating shaft; 28. clamping frame.

DETAILED DESCRIPTION

It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

Example 1

Referring to Figures 1 to 4, in an embodiment of the utility model, a clamp for a spark machine includes a connecting base 1, wherein the upper and lower ends of the connecting base 1 are connected to a moving frame 4 through a guide assembly, a first rack plate 7 is fixedly installed on the inner side of the moving frame 4, and a driving assembly for driving the first rack plate 7 to move is installed inside the connecting base 1. The first rack plate 7 is driven by the driving assembly to move under the guidance of the guide assembly, and the first rack plate 7 synchronously drives the moving frame 4 to move synchronously to clamp objects.

The guide assembly includes a T-shaped guide rail 5 fixedly connected to the mobile frame 4, and the T-shaped guide rail 5 is inserted into the T-shaped guide groove 6. The T-shaped guide groove 6 is provided on the upper and lower inner walls of the connecting base 1. When the mobile frame 4 is moving, the T-shaped guide rail 5 moves synchronously inside the T-shaped guide groove 6, so that the mobile frame 4 can be guided and moved, ensuring the smooth movement of the mobile frame 4.

The driving assembly includes a first rotating shaft 8 rotatably connected to the connecting base 1, a driving gear 12 is installed on the first rotating shaft 8, and the driving gear 12 is meshingly connected to the first rack plate 7. A driving part for driving the first rotating shaft 8 to rotate is installed on the inner wall of the connecting base 1. The first rotating shaft 8 is driven to rotate by the driving part, and the first rotating shaft 8 drives the driving gear 12 to rotate. The driving gear 12 can drive the meshing first rack plate 7 to move.

The driving part includes a first motor 9 fixedly connected to the inner wall of the connecting base 1, a driving gear 10 is installed on the motor shaft of the first motor 9, a driven gear 11 is meshedly connected to the driving gear 10, and the driven gear 11 is connected to the first rotating shaft 8. When the first motor 9 works, the first motor 9 drives the driving gear 10 to drive the meshed driven gear 11 to rotate, and the driven gear 11 can drive the first rotating shaft 8 to rotate.

A connecting groove 13 is located on the mobile frame 4 at the top of the connecting base 1, and mounting blocks 18 are fixedly arranged on the mobile frame 4 on both sides of the top of the connecting groove 13. The mounting block 18 is connected to the gear connecting member 20 through a second rotating shaft 19. The bottom of the gear connecting member 20 is meshedly connected with a second rack plate 14, and the second rack plate 14 is slidably arranged inside the connecting groove 13. A slider 15 is arranged at the bottom of the second rack plate 14. A second motor 16 is provided on the side wall of the mobile frame 4, and a one-way screw 17 is installed on the motor shaft of the second motor 16. The one-way screw 17 is rotatably connected to the mobile frame 4, and the one-way screw 17 is threadedly connected to the slider 15. When the second motor 16 works, the second motor 16 drives the one-way screw 17 to rotate, and the one-way screw 17 drives the threaded slider 15 to move. The slider 15 synchronously drives the second rack plate 14 to move, and the second rack plate 14 drives the meshingly connected gear connecting member 20 to rotate and adjust the azimuth.

A square connecting cylinder 21 is fixedly mounted on the gear connecting member 20, and a sliding plate 22 is slidably connected inside the square connecting cylinder 21. Both ends of the sliding plate 22 are slidably connected to the square connecting cylinder 21 through elastic connecting components. A connecting plate 25 is fixedly mounted on the sliding plate 22, and the connecting plate 25 is slidably connected to the square connecting cylinder 21. A connecting recess 26 is provided at the end of the connecting plate 25, and the connecting recess 26 is connected to the clamping frame 28 through a third rotating shaft 27. When the gear connecting member 20 is adjusting the rotational position, the gear connecting member 20 synchronously drives the square connecting cylinder 21 to adjust the rotational position, and the square connecting cylinder 21 synchronously drives the connecting plate 25 to adjust the rotation angle, thereby driving the clamping frame 28 to move inward to achieve clamping of the object.

The elastic connection assembly includes a guide rod 23 fixedly connected to the square connection tube 21, and the guide rod 23 is slidably connected to the sliding plate 22. A connecting spring 24 is sleeved on the guide rod 23 located on the outside of the sliding plate 22. When the sliding plate 22 moves, the elastic force generated by the compression of the connecting spring 24 can realize the force to move the sliding plate 22 inward, so that the objects on the spark machine can be tightly clamped.

Example 2

In another embodiment of the utility model, this embodiment is different from the above-mentioned embodiment in that mounting components are arranged at the four corners of the bottom of the connecting base 1; the mounting component includes a mounting frame 2 fixedly connected to the connecting base 1, and a mounting bolt 3 is threadedly connected to the mounting frame 2. The mounting bolt 3 is manually rotated to realize the threaded connection between the mounting frame 2 and the spark machine, which can facilitate the rapid installation of the clamping equipment.

The working principle of the utility model is as follows: the utility model drives the driving gear 10 through the first motor 9 to drive the meshing driven gear 11 to rotate, the driven gear 11 drives the first rotating shaft 8 to rotate, the first rotating shaft 8 drives the meshing driving gear 12 to rotate, the driving gear 12 can realize driving the meshing first rack plate 7 to move, the first rack plate 7 drives the moving frame 4 to move under the guidance of the guide assembly, and during the movement of the moving frame 4 to the inside, the one-way screw 17 is driven to rotate by the second motor 16, the one-way screw 17 drives the threaded slider 15 to move, and the slider 15 synchronously drives the second rack plate 14 to move inside the connecting groove 13, and the second rack plate 14 drives the meshing gear connecting member 20 to rotate. The gear connecting member 20 can realize the angle of driving the square connecting cylinder 21. After the square connecting cylinder 21 is rotated to an applicable orientation, the orientation of the clamping frame 28 is adjusted, and the clamping frame 28 can realize contact with the object to be processed. During the process of the square connecting cylinder 21 continuing to move inward, the elastic force generated by the compression of the connecting spring 24 can realize the clamping processing of the object to be processed by the spark machine, which can facilitate the processing of the spark machine.

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

Claims (5)

1. A clamp for a spark machine, characterized by: the device comprises a connecting base (1), wherein the upper end and the lower end in the connecting base (1) are connected with a moving frame (4) through guide components, a first rack plate (7) is fixedly arranged on the inner side of the moving frame (4), and a driving component for driving the first rack plate (7) to move is arranged in the connecting base (1);

The movable frame (4) positioned at the top of the connecting base (1) is provided with a connecting groove (13), the movable frames (4) positioned at the two sides of the top of the connecting groove (13) are fixedly provided with mounting blocks (18), and the mounting blocks (18) are connected with a gear connecting piece (20) through a second rotating shaft (19);

The bottom of the gear connecting piece (20) is connected with a second rack plate (14) in a meshed manner, the second rack plate (14) is arranged in the connecting groove (13) in a sliding manner, a sliding block (15) is arranged at the bottom of the second rack plate (14), a second motor (16) is arranged on the side wall of the movable frame (4), a unidirectional screw (17) is arranged on a motor shaft of the second motor (16), the unidirectional screw (17) is rotationally connected with the movable frame (4), and the unidirectional screw (17) is in threaded connection with the sliding block (15);

The gear connecting piece (20) is fixedly provided with a square connecting cylinder (21), the inside of the square connecting cylinder (21) is slidably connected with a sliding plate (22), two ends of the sliding plate (22) are slidably connected with the square connecting cylinder (21) through elastic connecting components, the sliding plate (22) is fixedly provided with a connecting plate (25), the connecting plate (25) is slidably connected with the square connecting cylinder (21), the end part of the connecting plate (25) is provided with a connecting notch (26), and the connecting notch (26) is connected with a clamping frame (28) through a third rotating shaft (27).

2. The clamp for the spark machine according to claim 1, wherein the guide assembly comprises a T-shaped guide rail (5) fixedly connected with the movable frame (4), the T-shaped guide rail (5) is inserted into the T-shaped guide groove (6), and the T-shaped guide groove (6) is formed on the upper inner wall and the lower inner wall of the connecting base (1).

3. The clamp for the spark machine according to claim 1, wherein the driving assembly comprises a first rotating shaft (8) rotatably connected with the connecting base (1), a driving gear (12) is mounted on the first rotating shaft (8), the driving gear (12) is in meshed connection with the first rack plate (7), and a driving part for driving the first rotating shaft (8) to rotate is mounted on the inner wall of the connecting base (1).

4. A clamp for a spark machine according to claim 3, characterized in that the driving part comprises a first motor (9) fixedly connected with the inner wall of the connecting base (1), a driving gear (10) is arranged on the motor shaft of the first motor (9), a driven gear (11) is connected on the driving gear (10) in a meshed manner, and the driven gear (11) is connected with the first rotating shaft (8).

5. The clamp for the spark machine according to claim 1, wherein the elastic connecting assembly comprises a guide rod (23) fixedly connected with the square connecting cylinder (21), the guide rod (23) is slidably connected with the sliding plate (22), and a connecting spring (24) is sleeved on the guide rod (23) positioned outside the sliding plate (22).