CN215393214U

CN215393214U - Laser cutting machine fixture

Info

Publication number: CN215393214U
Application number: CN202022174365.XU
Authority: CN
Inventors: 胡立春; 范晓斌; 李磊
Original assignee: Jiangsu Contemporary Intelligent Technology Co ltd
Current assignee: Jiangsu Contemporary Intelligent Technology Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2022-01-04
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a clamp of a laser cutting machine, which comprises a clamp base, wherein a slide rail is arranged on the clamp base; a sliding block is slidably arranged on the sliding rail; the slider is provided with a warhead, a spring and a tightening nut; screwing the nut to install the warhead and the spring on the sliding block; the bullet is provided with a chuck; one side of the chuck is round, the adjacent side is rectangular, and the other two adjacent sides are planes; the chuck is detachably arranged on the bullet. The clamp for the laser cutting machine is convenient to use, realizes clamping of various workpieces such as rectangular workpieces and circular workpieces, improves the universality of the clamp, and reduces the cost.

Description

Laser cutting machine fixture

Technical Field

The utility model relates to the field, in particular to a clamp of a laser cutting machine.

Background

With the development of the technology, laser cutting occupies an increasingly large proportion in the cutting field by virtue of its excellent technology. When the laser cutting machine works, the material is clamped by the clamp on the cutting machine, the effective clamping is the premise of realizing the accurate cutting of the material, the clamp in the prior art is usually only suitable for the material of the same type, and the material of different types cannot be universally used or the universality is poor, so that the production cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a laser cutting machine fixture which is convenient to use, can clamp various workpieces such as rectangular workpieces and round workpieces, can improve the universality of the fixture and can reduce the cost.

In order to solve the technical problem, the utility model provides a clamp of a laser cutting machine, which comprises a clamp base, wherein a slide rail is arranged on the clamp base; a sliding block is slidably arranged on the sliding rail; the sliding block is provided with a warhead, a spring and a tightening nut; the warhead and the spring are arranged on the sliding block by screwing the nut; the bullet is provided with a chuck; one side of each chuck is round, the adjacent side is rectangular, and the other two adjacent sides are planes; the chuck is detachably arranged on the bullet.

Further, a first threaded hole and a boss are arranged on the clamp base; an electric cylinder is fixed on the boss; the fixture base is at least provided with two sliding rails.

Furthermore, a first through hole and a second threaded hole are formed in the sliding rail; a first screw is arranged on the second threaded hole; the first screw penetrates through the first through hole to be matched with the first threaded hole so as to fix the slide rail on the clamp base; and a limiting block is arranged on the sliding rail.

Furthermore, a second through hole is formed in the limiting block; a second screw is arranged on the second threaded hole; and the second screw penetrates through the second through hole to be matched with the second threaded hole to fix the limiting block on one side of the sliding rail.

Furthermore, a cylindrical cavity is arranged inside the upper end of the sliding block; a bullet and a spring are arranged in the cylindrical cavity; the bottom of the warhead is provided with a cylinder; the upper end of the cylinder is provided with a first rectangular boss and a second rectangular boss; the outer side of the upper end of the sliding block is provided with an external thread; and the external thread is provided with a tightening nut.

Furthermore, a first chamfer angle is arranged around the first rectangular boss; a second chamfer angle is arranged around the second rectangular boss; and the second rectangular boss is provided with a chuck.

Furthermore, a third threaded hole, a first rectangular cavity and a third through hole are formed in the tightening nut; and the third threaded hole is matched with the external thread to install the spring and the warhead in the cylindrical cavity.

Further, the first rectangular cavity receives a first rectangular boss.

Further, a second rectangular cavity is arranged on the chuck; the second rectangular cavity is matched with the second rectangular boss.

Further, after the chuck is installed on the bullet, the height of the second rectangular boss meets the condition that the distance between the bottom surface of the chuck and the top surface of the tightening nut is greater than the height of the first rectangular boss.

The clamp for the laser cutting machine is convenient to use, realizes clamping of various workpieces such as rectangular workpieces and circular workpieces, improves the universality of the clamp, and reduces the cost.

Drawings

FIG. 1 is a schematic diagram of the structure of one embodiment of the laser cutting machine clamp of the present invention;

FIG. 2 is a cross-sectional view of one embodiment of the laser cutting machine clamp of the present invention;

FIG. 3 is an exploded view of one embodiment of a laser cutting machine clamp A of the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of a clamp bullet of a laser cutting machine according to the present invention.

The reference numbers in the figures illustrate: 1. a clamp base; 2. a slide rail; 3. a slider; 4. a warhead; 5. screwing down the nut; 6. a chuck; 7. an electric cylinder; 8. a limiting block; 9. a first screw; 10. a second screw; 11. a first threaded hole; 12. a boss; 21. a first through hole; 22. a second threaded hole; 31. a cylindrical cavity; 32. a spring; 33. an external thread; 41. a cylinder; 42. a first rectangular boss; 43. a second rectangular boss; 421. a first chamfer angle; 431. a second chamfer angle; 51. a third threaded hole; 52. a first rectangular cavity; 53. a third through hole; 61. a second rectangular cavity; 81. a second via.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

As shown in fig. 1, the laser cutting machine clamp comprises a clamp base 1, a slide rail 2 is arranged on the clamp base 1, a slide block 3 is slidably arranged on the slide rail 2, a warhead 4, a spring 32 and a tightening nut 5 are arranged on the slide block 3, the warhead 4 and the spring 32 are arranged on the slide block 3 by the tightening nut 5, a chuck 6 is arranged on the warhead 4, one side of the chuck 6 is circular, the adjacent side is rectangular, the other two adjacent sides are flat, and the chuck 6 is detachably arranged on the warhead 4.

The clamp base 1 is provided with a first threaded hole 11 and a boss 12, and the first threaded hole 11 is provided with a first screw 9. The slide rail 2 is provided with a first through hole 21 and a second threaded hole 22. The first screw 9 passes through the first through hole 21 and is matched with the first threaded hole 11 to fix the slide rail 2 on the clamp base. The tail of one side of the sliding rail 2 is provided with a second threaded hole 22, a second screw 10 is installed on the second threaded hole 22, a second through hole 81 is formed in the limiting block 8, the second screw 10 penetrates through the second through hole 81 to be matched with the second threaded hole 22 to fix the limiting block 8 at the tail of one side of the sliding rail 2, the sliding block 3 is prevented from falling off from the sliding rail 2, and the other side of the sliding rail 2 depends on the boss 12 to prevent the sliding block 3 from falling off from the sliding rail 2. Slider 3 slidable installs on slide rail 2, and the slider 3 upper end outside is provided with external screw thread 33, and inside is provided with cylinder cavity 31, is equipped with spring 32 and warhead 4 in the cylinder cavity 31. The bottom of the bullet 4 is provided with a cylinder 41, and the cylinder 41 is installed in the cylinder cavity 31. A first rectangular boss 42 and a second rectangular boss 43 are provided above the cylinder 41. The tightening nut 5 is provided with a third threaded hole 51, a first rectangular cavity 52 and a rectangular through hole. The third threaded hole 51 is matched with the external thread 33 of the sliding block 3 to fix the screwing nut 5 at the upper end of the sliding block 3, at the moment, the second rectangular boss 43 passes through the third through hole 53, and the second rectangular boss 43 can rotate in the third through hole 53. The first rectangular boss 42 is inserted inside the first rectangular cavity 52 with the spring 32 in a compressed state.

The chuck 6 is provided with a second rectangular cavity 61, the first rectangular boss 42 is provided with a first chamfer 421 around, and the second rectangular boss 43 is provided with a second chamfer 431 around, so that the first rectangular boss 42 and the second rectangular boss 43 can be conveniently inserted into the first rectangular cavity 52 and the second rectangular cavity 61 respectively. Through the cooperation of second rectangle cavity 61 and the second rectangle boss 43 on warhead 4, chuck 6 realizes detachable the installation on warhead 4. One side of the chuck 6 is round, the adjacent side is rectangular, and the other two adjacent sides are planes. After the chuck 6 is mounted on the bullet 4, the height of the first rectangular boss 42 is such that the distance between the bottom surface of the chuck 6 and the top surface of the tightening nut 5 is greater than the height of the first rectangular boss 42, so that when the bullet 4 is pressed downwards, the downward pressing distance is sufficient to separate the first rectangular boss 42 from the first rectangular cavity 52. The electric cylinder 7 is fixed on a boss 12 of the clamp base 1, and the chuck 6 can move under the control of the electric cylinder 7.

The laser cutting machine clamp can clamp rectangular and round workpieces, when different types of workpieces are replaced and the round clamp needs to be changed into the rectangular clamp, the chuck 6 can be pressed downwards, the bullet 4 moves downwards to further compress the spring 31, when the round clamp is pressed to a certain distance, namely the second rectangular boss 43 is separated from the second rectangular cavity 61, the chuck 6 can be rotated, the downward pressing force of the chuck 6 is removed while the chuck is rotated, when the chuck 6 is rotated to 90 degrees by the matching of the second rectangular boss 43 and the second rectangular cavity 61, the bullet 4 moves upwards under the action of elastic force, the chuck 6 rotates 90 degrees and returns to a working state, and the rectangular workpieces can be clamped at the moment. When the chuck is replaced again, the chuck 6 can be reversely rotated by 90 degrees in the same way, and then the chuck can be replaced by a circular clamp. The circular fixture can be provided with a universal maximum diameter to meet the clamping requirements of workpieces with different diameters, meanwhile, the shape of the chuck 6 is not limited to circular and rectangular, and chucks with other shapes can be arranged to be replaced to meet workpieces with different shapes. The fixture base 1 can be provided with at least two sliding rails, and the number of the sliding rails can be set according to the specific shape of a workpiece.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.

Claims

1. The clamp of the laser cutting machine is characterized by comprising a clamp base (1), wherein a slide rail (2) is arranged on the clamp base (1); a sliding block (3) is slidably arranged on the sliding rail (2); the sliding block (3) is provided with a bullet (4), a spring (32) and a tightening nut (5); the warhead (4) and the spring (32) are arranged on the sliding block (3) by screwing the nut (5); a chuck (6) is arranged on the bullet (4); one surface of the chuck (6) is round, the adjacent surface is rectangular, and the other two adjacent surfaces are planes; the chuck (6) is detachably arranged on the bullet (4).

2. The laser cutting machine clamp according to claim 1, characterized in that the clamp base (1) is provided with a first threaded hole (11) and a boss (12); an electric cylinder (7) is fixed on the boss (12); the fixture base (1) is at least provided with two sliding rails (2).

3. The laser cutting machine clamp according to claim 2, characterized in that the slide rail (2) is provided with a first through hole (21) and a second threaded hole (22); a first screw (9) is arranged on the second threaded hole (22); the first screw (9) penetrates through the first through hole (21) and is matched with the first threaded hole (11) to fix the sliding rail (2) on the clamp base (1); and a limiting block (8) is arranged on the sliding rail.

4. The clamp of the laser cutting machine as claimed in claim 3, characterized in that the limiting block (8) is provided with a second through hole (81); a second screw (10) is arranged on the second threaded hole (22); the second screw (10) penetrates through the second through hole (81) to be matched with the second threaded hole (22) to fix the limiting block (8) on one side of the sliding rail (2).

5. The laser cutting machine clamp according to claim 1, characterized in that a cylindrical cavity (31) is provided inside the upper end of the slider (3); a bullet (4) and a spring (32) are arranged in the cylindrical cavity (31); the bottom of the bullet (4) is provided with a cylinder (41); the upper end of the cylinder (41) is provided with a first rectangular boss (42) and a second rectangular boss (43); an external thread (33) is arranged on the outer side of the upper end of the sliding block (3); and a tightening nut (5) is arranged on the external thread.

6. The clamp of the laser cutting machine as claimed in claim 5, wherein a first chamfer (421) is arranged around the first rectangular boss (42); a second chamfer angle (431) is arranged around the second rectangular boss (43); and a clamping head (6) is arranged on the second rectangular boss (43).

7. The clamp of the laser cutting machine according to claim 5, characterized in that the tightening nut (5) is provided with a third threaded hole (51), a first rectangular cavity (52) and a third through hole (53); the third threaded hole (51) is matched with the external thread (33) to install the spring (32) and the bullet (4) in the cylindrical cavity (31).

8. The laser cutter clamp of claim 7 wherein the first rectangular cavity (52) receives the first rectangular boss (42).

9. The laser cutter clamp according to claim 6, characterized in that the collet (6) is provided with a second rectangular cavity (61); the second rectangular cavity (61) is matched with the second rectangular boss (43).

10. The laser cutter clamp according to claim 9, characterized in that the height of the second rectangular boss is such that the distance between the bottom surface of the collet (6) and the top surface of the tightening nut (5) is greater than the height of the first rectangular boss (42) after the collet (6) is mounted on the bullet (4).