Limiting mechanism for laser cutting machine

Abstract

The utility model relates to the field of laser cutting, and discloses a limiting mechanism for a laser cutting machine, which comprises a mounting seat, an electric telescopic rod is fixedly connected to the outer wall of the upper end of the mounting seat, a first fixing block is fixedly connected to the outer wall of the right side of the electric telescopic rod, and a first limiting block is fixedly connected to the outer wall of the front side of the first fixing block. The outer wall of the front side of the first fixing block is elastically connected with a clamping block through a torsional spring, the edge of the outer wall of the upper end of the first fixing block is rotationally connected with a rotating plate, the outer wall of the front side of the rotating plate is fixedly connected with a second limiting block, and the inner wall of the upper end of the rotating plate penetrates through and is in threaded connection with a threaded rod. According to the metal plate limiting device, the metal plate is limited through the pressing plate, after machining, the clamping block is rotated to relieve limiting of the rotating plate, the rotating plate is rotated to drive the pressing plate to leave the outer wall of the metal plate, then the metal plate of the same specification is placed on the first fixing block, the rotating plate and the pressing plate are rotated to the original position again, and therefore the metal plate can be limited, and time is saved.

Description

Technical Field

[0001] The utility model relates to the field of laser cutting, in particular to a limiting mechanism for a laser cutting machine. Background Art

[0002] Laser cutting machine is a machine that uses laser technology to cut materials. It focuses a high-energy laser beam onto the surface of the workpiece, causing the material on the workpiece surface to instantly heat, melt or vaporize, and then uses auxiliary gas to blow away the melted or vaporized material to achieve the purpose of cutting.

[0003] After searching, Chinese patent announcement number: CN212443774U discloses a limit baffle mechanism for a laser cutting machine tool, including a machine tool, the bottom of the machine tool is fixedly connected to a support leg, the left side of the upper surface of the machine tool is fixedly connected to a support plate, the interior of the support plate is respectively provided with a rotating groove and a movable groove, the movable groove is located on the right side of the rotating groove, the top of the inner wall of the rotating groove is provided with a placement groove, the top of the inner wall of the placement groove is fixedly connected to a motor, the output shaft of the motor is fixedly connected to a double-headed threaded rod, both ends of the outer wall of the double-headed threaded rod are threadedly sleeved with threaded rings, the right side of the threaded ring is fixedly connected to a connecting rod, the top and bottom of the inner wall of the movable groove They are respectively fixedly connected to two ends of the stabilizing rod, and two stabilizing rings are movably sleeved on the surface of the stabilizing rod, the left end of the stabilizing ring is fixedly connected to the right end of the connecting rod, and the opposite surfaces of the two stabilizing rings are respectively fixedly connected to two ends of the stabilizing spring, and a movable opening is opened on the right side of the inner wall of the movable groove, and the right side surface of the stabilizing ring is hinged with a support rod, and the right end of the support rod passes through the inside of the movable opening and extends to the right side outside of the support plate, and the right end of the support rod is hinged to a limiting plate. The utility model facilitates the two threaded rings to move toward each other through a double-headed threaded rod, utilizes the stabilizing ring to change the angle of the stabilizing rod, and utilizes the stabilizing spring to conveniently reset the stabilizing ring to achieve the purpose of repeated use.

[0004] In the above technology, although the two threaded rings are conveniently moved toward each other by the double-headed threaded rod, and the stabilizing ring is conveniently reset by the stabilizing spring to achieve the purpose of repeated use, when it is necessary to repeatedly limit the metal plates of the same specification, it is necessary to repeatedly rotate the double-headed threaded rod to release the limit on the metal plate and then limit another metal plate of the same specification. The operation is relatively time-consuming. Therefore, a limiting mechanism for a laser cutting machine is proposed to solve the above problem. Summary of the invention

[0005] In order to make up for the above shortcomings, the utility model provides a limit mechanism for a laser cutting machine, aiming to improve the problem in the prior art that processing metal plates of the same specification requires multiple rotations of the double-headed threaded rod, which is time-consuming.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a limiting mechanism for a laser cutting machine, comprising a mounting seat, an electric telescopic rod is fixedly connected to the upper outer wall of the mounting seat, a fixing block 1 is fixedly connected to the right outer wall of the electric telescopic rod, a limiting block 1 is fixedly connected to the front outer wall of the fixing block 1, a clamping block is elastically connected to the front outer wall of the fixing block 1 through a torsion spring, a rotating plate is rotatably connected to the edge of the upper outer wall of the fixing block 1, a limiting block 2 is fixedly connected to the front outer wall of the rotating plate, a threaded rod is penetrated and threadedly connected to the upper inner wall of the rotating plate, a pressure plate is rotatably connected to the bottom outer wall of the threaded rod, and an adjusting component is fixedly connected to the bottom inner wall of the fixing block 1.

[0007] As a further description of the above technical solution:

[0008] The adjustment component includes a fixed plate, the central outer wall of the fixed plate is fixedly connected to the bottom inner wall of the fixed block 1, the outer wall of the fixed plate is slidably connected to the fixed block 2, and the left outer wall of the fixed block 2 is elastically connected to an embedded block through a spring.

[0009] As a further description of the above technical solution:

[0010] One end of the torsion spring is fixedly connected to the front inner wall of the fixing block 1, and the other end of the torsion spring is fixedly connected to the rear outer wall of the clamping block.

[0011] As a further description of the above technical solution:

[0012] One end of the spring is fixedly connected to the left outer wall of the second fixing block, and the other end of the spring is fixedly connected to the right outer wall of the insert block.

[0013] As a further description of the above technical solution:

[0014] The right outer wall of the embedded block is slidably connected to the left inner wall of the second fixed block, and the right outer wall of the embedded block is slidably connected to the left inner wall of the fixed plate.

[0015] As a further description of the above technical solution:

[0016] The rear end outer wall of the card block is rotatably connected to the front inner wall of the fixed block one, the card block is centrally symmetrically arranged, the upper end outer wall of the card block is slidably connected to the inner wall of the limit block two, and the lower end outer wall of the card block is slidably connected to the inner wall of the limit block one.

[0017] As a further description of the above technical solution:

[0018] The pressing plate is arranged in a rectangular shape, and the left outer wall of the pressing plate is slidably connected to the right inner wall of the fixing block 1.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, the metal plate is limited by the pressure plate, and the limit on the rotating plate is released by rotating the clamping block after processing. The rotating plate drives the pressure plate to leave the outer wall of the metal plate, and then a metal plate of the same specification is placed on the fixed block, and the rotating plate and the pressure plate are rotated back to the original position to limit the metal plate, saving the fixing time.

[0021] 2. In the utility model, the embedded block is moved outward to make it leave the inner wall of the fixed plate to release the limit on the fixed block 2. After adjusting the position of the fixed block 2, the embedded block is released to be clamped on the inner wall of the fixed plate to fix the position of the fixed block 2, so that a more stable limit can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional schematic diagram of a limiting mechanism for a laser cutting machine proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of a clamping block of a limiting mechanism for a laser cutting machine proposed in the utility model;

[0024] Figure 3 The utility model is a schematic diagram of an insert block of a limiting mechanism for a laser cutting machine.

[0025] Legend:

[0026] 1. Mounting seat; 2. Electric telescopic rod; 3. Embedded block; 4. Threaded rod; 5. Rotating plate; 6. Pressing plate; 7. Fixed block 2; 8. Fixed plate; 9. Fixed block 1; 10. Torsion spring; 11. Limit block 2; 12. Clamp block; 13. Limit block 1; 14. Spring. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Reference Figure 1-Figure 3The utility model provides an embodiment: a limiting mechanism for a laser cutting machine, comprising a mounting seat 1, the mounting seat 1 is fixed on the workbench by bolts, an electric telescopic rod 2 is fixedly connected to the outer wall of the upper end of the mounting seat 1, the electric telescopic rod 2 can drive the limiting mechanism to move, and is used to limit the metal plate, a fixing block 9 is fixedly connected to the right outer wall of the electric telescopic rod 2, the fixing block 9 can drive the pressure plate 6 to move, the fixing blocks 9 on both sides move toward the center to clamp the two end edges of the metal plate, a limiting block 13 is fixedly connected to the front outer wall of the fixing block 9, and an arc-shaped through groove is provided in the limiting block 13 The card block 12 is connected to the inner wall of the limit block 13, so that the rotating plate 5 is fixed to the upper outer wall of the fixed block 9. The front outer wall of the fixed block 9 is elastically connected with the card block 12 through the torsion spring 10. The card block 12 is used to fix the position of the rotating plate 5 and the fixed block 9. After the card block 12 is rotated clockwise, the card block 12 leaves the inner wall of the limit block 13 and the limit block 2 11, the rotating plate 5 can be rotated. The rear end outer wall of the card block 12 is rotatably connected to the front inner wall of the fixed block 9. The card block 12 is centrally symmetrically arranged, and the upper outer wall of the card block 12 is slidably connected to the inner wall of the limit block 2 11. The card block 12 The lower end outer wall is slidably connected to the inner wall of the limit block 13, and the block 12 rotates clockwise to store force on the torsion spring 10. When the block 12 is released, the torsion spring 10 can drive the block 12 back to its original position. One end of the torsion spring 10 is fixedly connected to the front inner wall of the fixed block 9, and the other end of the torsion spring 10 is fixedly connected to the rear outer wall of the block 12. The edge of the upper outer wall of the fixed block 9 is rotatably connected with a rotating plate 5. After the upper outer wall of the block 12 leaves the inner wall of the limit block 2 11, the rotating plate 5 can drive the pressing plate 6 to rotate, so that the pressing plate 6 leaves the upper outer wall of the metal plate, and the rotating plate 5 is fixedly connected to the front outer wall of the fixed block 9. A limiting block 11 is provided with an arc-shaped through groove in the limiting block 11, and a clamping block 12 is clamped on the inner wall of the limiting block 11 to limit the rotating plate 5. The upper inner wall of the rotating plate 5 is penetrated and threadedly connected with a threaded rod 4. Rotating the threaded rod 4 is used to drive the pressure plate 6 to move in the vertical direction. The bottom outer wall of the threaded rod 4 is rotatably connected with the pressure plate 6. The lower outer wall of the pressure plate 6 moves downward with the rotation of the threaded rod 4 and is used to fix the upper edge of the metal plate. The pressure plate 6 is arranged in a rectangular shape, and the left outer wall of the pressure plate 6 is slidably connected to the right inner wall of the fixed block 9. The bottom inner wall of the fixed block 9 is fixedly connected with an adjustment component.

[0029] Reference Figure 3The adjusting component includes a fixing plate 8, which is arranged in a long plate shape, and a plurality of limit grooves are evenly distributed on the left inner wall of the fixing plate 8. The fixing plate 8 is used to support the sliding of the fixing plate 8. The central outer wall of the fixing plate 8 is fixedly connected to the inner wall of the bottom end of the fixing block 1 9, and a fixing block 2 7 is slidably connected to the outer wall of the fixing plate 8. The left outer wall of the fixing block 2 7 is elastically connected with an insert block 3 through a spring 14. The insert block 3 is arranged to fix the position of the fixing block 2 7, and the insert block 3 is moved outward so that the insert block 3 leaves the inner wall of the fixing plate 8 to release the limit of the fixing block 2 7. After adjusting the position of the fixing block 2 7, the insert block 3 is released and clamped on the inner wall of the fixing plate 8 to fix the position of the fixing block 2 7. The right outer wall of the insert block 3 is slidably connected to the left inner wall of the fixing block 2 7, and the right outer wall of the insert block 3 is slidably connected to the left inner wall of the fixing plate 8. One end of the spring 14 is fixedly connected to the left outer wall of the fixing block 2 7, and the other end of the spring 14 is fixedly connected to the right outer wall of the insert block 3.

[0030] Working principle: fix the mounting base 1 on the workbench by bolts, move the embedded block 3 outward, so that the embedded block 3 leaves the inner wall of the fixed plate 8 to release the limit on the fixed block 2 7, adjust the position of the fixed block 2 7 and release the embedded block 3 to clamp the fixed block 2 7 on the inner wall of the fixed plate 8, start the electric telescopic rod 2, and drive the fixed blocks 1 9 on both sides to move toward the center to fix the two sides of the metal plate through the electric telescopic rod 2, rotate the threaded rod 4 to drive the pressing plate 6 to move down and fix the upper edge of the metal plate, after the cutting is completed, rotate the block 12 clockwise so that the outer wall of the block 12 leaves the inner wall of the limit block 1 13 and the limit block 2 11, and the rotating plate 5 can drive the pressing plate 6 to rotate away from the upper edge of the metal plate, so that the pressing plate 6 leaves the upper outer wall of the metal plate, and the cut metal plate can be directly removed.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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

1. A limit mechanism for a laser cutting machine, comprising a mounting seat (1), characterized in that: An electric telescopic rod (2) is fixedly connected to the outer wall of the upper end of the mounting seat (1); a fixing block 1 (9) is fixedly connected to the outer wall of the right side of the electric telescopic rod (2); a limiting block 1 (13) is fixedly connected to the outer wall of the front side of the fixing block 1 (9); a clamping block (12) is elastically connected to the outer wall of the front side of the fixing block 1 (9) via a torsion spring (10); a rotating plate (5) is rotatably connected to the edge of the outer wall of the upper end of the fixing block 1 (9); a limiting block 2 (11) is fixedly connected to the outer wall of the front side of the rotating plate (5); a threaded rod (4) is penetrated through the inner wall of the upper end of the rotating plate (5) and is threadedly connected; a pressing plate (6) is rotatably connected to the outer wall of the bottom end of the threaded rod (4); and an adjustment component is fixedly connected to the inner wall of the bottom end of the fixing block 1 (9).

2. The limiting mechanism for a laser cutting machine according to claim 1, characterized in that: The adjustment assembly comprises a fixed plate (8), the central outer wall of the fixed plate (8) is fixedly connected to the inner wall of the bottom end of the fixed block 1 (9), the outer wall of the fixed plate (8) is slidably connected to the fixed block 2 (7), and the left outer wall of the fixed block 2 (7) is elastically connected to the insert block (3) via a spring (14).

3. The limiting mechanism for a laser cutting machine according to claim 1, characterized in that: One end of the torsion spring (10) is fixedly connected to the front inner wall of the fixing block (9), and the other end of the torsion spring (10) is fixedly connected to the rear outer wall of the clamping block (12).

4. The limiting mechanism for a laser cutting machine according to claim 2, characterized in that: One end of the spring (14) is fixedly connected to the left outer wall of the second fixing block (7), and the other end of the spring (14) is fixedly connected to the right outer wall of the insert block (3).

5. The limiting mechanism for a laser cutting machine according to claim 2, characterized in that: The right outer wall of the insert (3) is slidably connected to the left inner wall of the second fixed block (7), and the right outer wall of the insert (3) is slidably connected to the left inner wall of the fixed plate (8).

6. The limiting mechanism for a laser cutting machine according to claim 1, characterized in that: The rear end outer wall of the clamping block (12) is rotatably connected to the front inner wall of the fixing block (9), the clamping block (12) is centrally symmetrically arranged, the upper end outer wall of the clamping block (12) is slidably connected to the inner wall of the limiting block (11), and the lower end outer wall of the clamping block (12) is slidably connected to the inner wall of the limiting block (13).

7. The limiting mechanism for a laser cutting machine according to claim 1, characterized in that: The pressing plate (6) is arranged in a rectangular shape, and the left outer wall of the pressing plate (6) is slidably connected to the right inner wall of the fixing block 1 (9).

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