Clamping device of laser cutting equipment

Abstract

The clamping device of the laser cutting equipment comprises a base, a mounting plate and a mounting seat, the mounting plate is located between the base and the mounting seat, two sets of connecting frames are symmetrically distributed on the two sides of the mounting plate, the connecting frames are rotationally connected with the base through connecting rods, gears are connected to the connecting rods in a sleeved mode, and the gears are connected with the mounting seat in a sleeved mode. A first rack is arranged in the base and connected with the gear in a meshed mode, a first air cylinder is arranged in the base, the first rack is connected with the output end of a piston rod of the first air cylinder, the first rack is slidably connected with the base, a limiting groove is formed in the base, and the upper end of the connecting frame is slidably connected with the base through the limiting groove. And by arranging the base, the mounting plate and the like, the fixing angle of the workpiece on the mounting base can be adjusted, then the laser cutting equipment can be conveniently used for cutting and machining the workpiece in multiple specifications, and the practicability of the clamping device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser cutting, in particular to a clamping device for laser cutting equipment. Background Art

[0002] Precision laser cutting equipment adopts the control method of the precision laser cutting head follower device, which is used to emit a detection laser beam to the surface of the part to be cut. The receiver arranged on the other side of the laser cutting head is used to receive the reflected laser beam generated by the reflection of the detection laser beam on the surface of the part to be cut, and the central controller connected to the transmitter, receiver and adjustment mechanism is used to control the adjustment mechanism to drive the laser cutting head up and down according to the energy and focal position of the reflected laser beam received by the receiver. In order to ensure the stability of the workpiece during the cutting process, it is necessary to use a clamping device to fix it.

[0003] The clamping device in the prior art can only clamp the workpiece in a plane during use, and the clamping angle of the workpiece is not easy to adjust, which has great limitations in use. Utility Model Content

[0004] The purpose of the utility model is to provide a clamping device for laser cutting equipment to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping device for laser cutting equipment, comprising a base, a mounting plate and a mounting seat, the mounting plate being located between the base and the mounting seat, two groups of connecting frames being symmetrically distributed on both sides of the mounting plate, the connecting frame being rotatably connected to the base through a connecting rod, a gear being sleeved on the connecting rod, a first rack being provided in the base, the first rack being meshingly connected to the gear, a first cylinder being provided in the base, the first rack being connected to the output end of the piston rod of the first cylinder, the first rack being slidably connected to the base, a limiting groove being provided on the base, and the upper end of the connecting frame being slidably connected to the base through the limiting groove.

[0006] As a further preferred embodiment of the present technical solution, two groups of fixed plates are symmetrically distributed below the mounting seat, the two groups of fixed plates are fixedly connected by a rotating rod, the fixed plates are rotatably connected to the mounting plate through the rotating rod, latch teeth are provided below the fixed plates, two groups of second racks are provided above the mounting plates, a second cylinder is provided on the mounting plates, and a slide rail is provided on the mounting plates.

[0007] As a further preferred embodiment of the present technical solution, two groups of the second racks are arranged corresponding to the fixed plate, the second racks are meshingly connected to the fixed plate through latch teeth, the second racks are connected to the output end of the second cylinder piston rod, and the second racks are slidably connected to the mounting plate through slide rails.

[0008] As a further preferred embodiment of the present technical solution, two groups of symmetrically distributed mounting frames are provided on the mounting seat, two groups of symmetrically distributed mounting grooves are opened on the mounting seat, two groups of mounting grooves are provided with bidirectional screw rods, both ends of the bidirectional screw rods respectively pass through the mounting seat and are rotatably connected to the mounting seat, the bidirectional screw rods respectively pass through the two groups of mounting frames and are threadedly connected to the mounting frames, a motor is provided on the mounting seat, and a synchronous belt is provided in the mounting seat.

[0009] As a further preferred embodiment of the present technical solution, the two groups of bidirectional screw rods are both sleeved with synchronous wheels, the synchronous belts are respectively connected to the two groups of synchronous wheels in transmission, and the bidirectional screw rod on the right is connected to the output end of the motor.

[0010] As a further preferred embodiment of the present technical solution, two groups of symmetrically distributed mounting blocks are provided in the mounting frame, a pressure plate is provided on the mounting block, a third cylinder is provided on the mounting block, the pressure plate is connected to the output end of the piston rod of the third cylinder, the two groups of mounting blocks are slidably connected to the mounting frame, a bidirectional threaded rod is provided in the mounting frame, both ends of the bidirectional threaded rod respectively pass through the mounting frame and are rotatably connected to the mounting frame, the bidirectional threaded rod respectively passes through the two groups of mounting blocks and is threadedly connected to the mounting blocks, a motor is provided on the mounting frame, and the right end of the bidirectional threaded rod is connected to the output end of the motor.

[0011] The utility model provides a clamping device for laser cutting equipment, which has the following beneficial effects:

[0012] (1) The utility model realizes the adjustment of the fixed angle of the workpiece on the mounting seat by setting a base and a mounting plate, thereby facilitating the use of laser cutting equipment to perform cutting processing on the workpiece in multiple specifications, thereby expanding the practicality of the clamping device; the first rack is driven to slide by the first cylinder, and the connecting rod is rotated in conjunction with the gear, and the connecting frame drives the mounting plate to rotate under the limiting action of the limiting groove, and the second rack is driven to slide by the second cylinder, and the fixing plate is driven to rotate in conjunction with the clamping tooth, thereby realizing the deflection adjustment of the mounting seat in different directions and angles, thereby facilitating laser cutting of workpieces in multiple specifications and angles.

[0013] (2) The utility model realizes the fixation of the four corners of the workpiece by setting two groups of symmetrically distributed mounting frames and symmetrically distributed mounting blocks in the mounting frames in cooperation with the pressure plate, and is not limited to the size of the workpiece, thereby expanding the application scope of the clamping device; turning on the motor, cooperating with the synchronous belt and the synchronous wheel to make the two groups of bidirectional screws rotate synchronously, and under the limiting action of the mounting groove, the two groups of mounting frames are synchronously slid toward each other or relative to each other, and at the same time, the bidirectional threaded rod is driven by the motor to rotate, and under the limiting action of the mounting frame, the two groups of mounting blocks are synchronously slid toward each other or relative to each other, and the positions of the four groups of mounting blocks are determined according to the size of the workpiece, and the pressure plate is driven to move by the third cylinder to fix the four corners of the workpiece, and the distances between the four groups of mounting blocks can be adjusted. The fixation of the workpiece is not limited to the size of the workpiece and the fixation of the workpiece is always in the center position of the mounting seat, which is convenient for determining the accurate position of laser cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the mounting plate of the utility model;

[0016] Figure 3 For the utility model Figure 2 -A magnified view of the structure;

[0017] Figure 4 It is a structural schematic diagram of the mounting frame of the utility model;

[0018] Figure 5 For the utility model Figure 4 -Enlarged view of the structure at B;

[0019] In the figure: 1. base; 2. mounting plate; 3. mounting seat; 4. connecting rod; 5. gear; 6. first rack; 7. first cylinder; 8. connecting frame; 9. limit groove; 10. fixing plate; 11. latching tooth; 12. second rack; 13. slide rail; 14. second cylinder; 15. mounting groove; 16. mounting frame; 17. bidirectional screw rod; 18. motor; 19. synchronous wheel; 20. synchronous belt; 21. mounting block; 22. pressure plate; 23. third cylinder; 24. bidirectional threaded rod; 25. motor; 26. rotating rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] The utility model provides a technical solution: Figure 1 , Figure 2 and Figure 3As shown, in this embodiment, a clamping device for laser cutting equipment includes a base 1, a mounting plate 2 and a mounting seat 3, the mounting plate 2 is located between the base 1 and the mounting seat 3, two groups of connecting frames 8 are symmetrically distributed on both sides of the mounting plate 2, the connecting frame 8 is rotatably connected to the base 1 through a connecting rod 4, a gear 5 is sleeved on the connecting rod 4, a first rack 6 is arranged in the base 1, the first rack 6 is meshed and connected with the gear 5, a first cylinder 7 is arranged in the base 1, the first rack 6 is connected to the output end of the piston rod of the first cylinder 7, the first rack 6 is slidably connected to the base 1, a limiting groove 9 is provided on the base 1, and the upper end of the connecting frame 8 is slidably connected to the base 1 through the limiting groove 9 Dynamic connection, two groups of fixed plates 10 are symmetrically distributed below the mounting seat 3, the two groups of fixed plates 10 are fixedly connected by a rotating rod 26, the fixed plate 10 is rotatably connected to the mounting plate 2 through the rotating rod 26, a latch tooth 11 is provided below the fixed plate 10, two groups of second racks 12 are provided above the mounting plate 2, a second cylinder 14 is provided on the mounting plate 2, a slide rail 13 is provided on the mounting plate 2, the two groups of second racks 12 are arranged corresponding to the fixed plate 10, the second rack 12 is meshed and connected to the fixed plate 10 through the latch tooth 11, the second rack 12 is connected to the output end of the piston rod of the second cylinder 14, and the second rack 12 is slidably connected to the mounting plate 2 through the slide rail 13.

[0022] By setting up the base 1 and the mounting plate 2, etc., the adjustment of the fixed angle of the workpiece on the mounting seat 3 is achieved, which makes it convenient to use laser cutting equipment to perform cutting processing on the workpiece with multiple specifications, thereby expanding the practicality of the clamping device; the first rack 6 is driven to slide by the first cylinder 7, and the connecting rod 4 is rotated in conjunction with the gear 5, and the connecting frame 8 drives the mounting plate 2 to rotate under the limiting action of the limiting groove 9, and the second rack 12 is driven to slide by the second cylinder 14, and the fixing plate 10 is driven to rotate in conjunction with the latch tooth 11, thereby achieving deflection adjustment of the mounting seat 3 in different directions and angles, which is convenient for laser cutting of workpieces with multiple specifications and angles.

[0023] like Figure 4 and Figure 5As shown, the mounting seat 3 is provided with two groups of symmetrically distributed mounting frames 16, the mounting seat 3 is provided with two groups of symmetrically distributed mounting grooves 15, and the two groups of mounting grooves 15 are provided with bidirectional screw rods 17, both ends of the bidirectional screw rods 17 respectively penetrate the mounting seat 3 and are rotatably connected to the mounting seat 3, the bidirectional screw rods 17 respectively penetrate the two groups of mounting frames 16 and are threadedly connected to the mounting frames 16, a motor 18 is provided on the mounting seat 3, a synchronous belt 20 is provided in the mounting seat 3, the two groups of bidirectional screw rods 17 are sleeved with synchronous wheels 19, the synchronous belts 20 are respectively connected to the two groups of synchronous wheels 19 for transmission, and the right bidirectional screw rod 17 is connected to the output end of the motor 18 Two groups of symmetrically distributed mounting blocks 21 are provided in the mounting frame 16, a pressure plate 22 is provided on the mounting block 21, a third cylinder 23 is provided on the mounting block 21, the pressure plate 22 is connected to the output end of the piston rod of the third cylinder 23, the two groups of mounting blocks 21 are slidably connected to the mounting frame 16, a bidirectional threaded rod 24 is provided in the mounting frame 16, both ends of the bidirectional threaded rod 24 respectively penetrate the mounting frame 16 and are rotatably connected to the mounting frame 16, the bidirectional threaded rod 24 respectively penetrates the two groups of mounting blocks 21 and is threadedly connected to the mounting block 21, a motor 25 is provided on the mounting frame 16, and the right end of the bidirectional threaded rod 24 is connected to the output end of the motor 25.

[0024] By setting two groups of symmetrically distributed mounting frames 16 and symmetrically distributed mounting blocks 21 in the mounting frames 16 and cooperating with the pressure plate 22, the four corners of the workpiece can be fixed, which is not limited to the size of the workpiece, thereby expanding the application range of the clamping device; turning on the motor 18, cooperating with the synchronous belt 20 and the synchronous wheel 19, the two groups of bidirectional screw rods 17 rotate synchronously, and under the limiting action of the mounting groove 15, the two groups of mounting frames 16 slide synchronously toward or relative to each other, and at the same time, the motor 25 drives the bidirectional threaded rod 24 to rotate, and under the limiting action of the mounting frame 16, the two groups of mounting blocks 21 slide synchronously toward or relative to each other, and the positions of the four groups of mounting blocks 21 are determined according to the size of the workpiece, and the pressure plate 22 is driven to move by the third cylinder 23 to fix the four corners of the workpiece, and the distances between the four groups of mounting blocks 21 can be adjusted, and the fixation of the workpiece is not limited to the size of the workpiece and the fixation of the workpiece is always at the center position of the mounting seat 3, which is convenient for determining the accurate position of laser cutting.

[0025] The utility model provides a clamping device for laser cutting equipment, and the specific working principle is as follows: the first rack 6 is driven to slide by the first cylinder 7, and the connecting rod 4 is rotated in cooperation with the gear 5. Under the limiting effect of the limiting groove 9, the connecting frame 8 drives the mounting plate 2 to rotate, and the second rack 12 is driven to slide by the second cylinder 14, and the fixing plate 10 is driven to rotate in cooperation with the clamping tooth 11, so as to realize the deflection adjustment of the mounting seat 3 in different directions and angles, so as to facilitate the laser cutting of multiple specifications and angles for the workpiece, turn on the motor 18, cooperate with the synchronous belt 20 and the synchronous wheel 19 to make the two sets of bidirectional screw rods 17 synchronized Rotate, and under the limiting action of the mounting groove 15, the two groups of mounting frames 16 are synchronized to slide toward or relative to each other, and at the same time, the bidirectional threaded rod 24 is driven to rotate by the motor 25, and under the limiting action of the mounting frame 16, the two groups of mounting blocks 21 are synchronized to slide toward or relative to each other, and the positions of the four groups of mounting blocks 21 are determined according to the size of the workpiece, and the pressure plate 22 is driven to move by the third cylinder 23 to fix the four corners of the workpiece. The distances between the four groups of mounting blocks 21 can be adjusted, and the fixation of the workpiece is not limited to the size of the workpiece and the fixation of the workpiece is always at the center position of the mounting seat 3, which is convenient for determining the accurate position of laser cutting.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clamping device for laser cutting equipment, comprising a base (1), a mounting plate (2) and a mounting seat (3), characterized in that: The mounting plate (2) is located between the base (1) and the mounting seat (3). Two groups of connecting frames (8) are symmetrically distributed on both sides of the mounting plate (2). The connecting frames (8) are rotatably connected to the base (1) through connecting rods (4). A gear (5) is sleeved on the connecting rods (4). A first rack (6) is provided in the base (1). The first rack (6) is meshedly connected with the gear (5). A first cylinder (7) is provided in the base (1). The first rack (6) is connected to the output end of the piston rod of the first cylinder (7). The first rack (6) is slidably connected to the base (1). A limiting groove (9) is provided on the base (1). The upper end of the connecting frame (8) is slidably connected to the base (1) through the limiting groove (9).

2. The clamping device of a laser cutting device according to claim 1, characterized in that: Two groups of fixed plates (10) are symmetrically distributed below the mounting seat (3), the two groups of fixed plates (10) are fixedly connected via a rotating rod (26), the fixed plates (10) are rotatably connected to the mounting plate (2) via the rotating rod (26), a latching tooth (11) is provided below the fixed plate (10), two groups of second racks (12) are provided above the mounting plate (2), a second cylinder (14) is provided on the mounting plate (2), and a slide rail (13) is provided on the mounting plate (2).

3. The clamping device of a laser cutting equipment according to claim 2, characterized in that: Two groups of the second racks (12) are arranged corresponding to the fixed plate (10); the second racks (12) are meshedly connected to the fixed plate (10) via latch teeth (11); the second racks (12) are connected to the output end of the piston rod of the second cylinder (14); and the second racks (12) are slidably connected to the mounting plate (2) via a slide rail (13).

4. The clamping device of a laser cutting device according to claim 1, characterized in that: The mounting seat (3) is provided with two groups of symmetrically distributed mounting frames (16), the mounting seat (3) is provided with two groups of symmetrically distributed mounting grooves (15), both groups of the mounting grooves (15) are provided with bidirectional screw rods (17), the two ends of the bidirectional screw rods (17) respectively penetrate the mounting seat (3) and are rotatably connected to the mounting seat (3), the bidirectional screw rods (17) respectively penetrate the two groups of mounting frames (16) and are threadedly connected to the mounting frames (16), the mounting seat (3) is provided with a motor (18), and a synchronous belt (20) is provided in the mounting seat (3).

5. The clamping device of a laser cutting device according to claim 4, characterized in that: The two groups of bidirectional screw rods (17) are both sleeved with synchronous wheels (19), and the synchronous belts (20) are respectively connected to the two groups of synchronous wheels (19) in transmission, and the right bidirectional screw rod (17) is connected to the output end of the motor (18).

6. The clamping device of a laser cutting equipment according to claim 4, characterized in that: The mounting frame (16) is provided with two groups of symmetrically distributed mounting blocks (21), the mounting blocks (21) are provided with a pressure plate (22), the mounting blocks (21) are provided with a third cylinder (23), the pressure plate (22) is connected to the output end of the piston rod of the third cylinder (23), the two groups of mounting blocks (21) are both slidably connected to the mounting frame (16), the mounting frame (16) is provided with a bidirectional threaded rod (24), the two ends of the bidirectional threaded rod (24) respectively penetrate the mounting frame (16) and are rotatably connected to the mounting frame (16), the bidirectional threaded rod (24) respectively penetrates the two groups of mounting blocks (21) and is threadedly connected to the mounting blocks (21), the mounting frame (16) is provided with a motor (25), and the right end of the bidirectional threaded rod (24) is connected to the output end of the motor (25).

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