Cutting mechanism for laser cutting machine

Abstract

The utility model provides a cutting mechanism for a laser cutting machine, which belongs to the technical field of laser cutting machines and comprises a driving motor, a support plate, a threaded block, a first slide rail, a moving block, a support, a screw rod, a second slide rail, a first slide block, a cutting knife, a buckling mechanism and a rotating mechanism. The lead screw is rotationally installed between the two supporting blocks, the driving motor drives the lead screw to rotate, the threaded block is in threaded connection with the lead screw, the first sliding block slides on the second sliding rail, the supporting plate is fixedly connected to the upper portion of the threaded block, the first sliding rail is fixedly connected to the supporting plate, the moving block is connected with the first sliding rail, and the rotating mechanism is arranged on the moving block. The cutting knife is arranged on the rotating mechanism; the cutting mechanism is used for solving the technical problems that adjustment cannot be conducted according to the height of a workpiece, angle adjustment cannot be conducted according to the shape of the workpiece, and use is inconvenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser cutting machines, and in particular relates to a cutting mechanism used by a laser cutting machine. Background Art

[0002] Laser cutting machine is a machine that focuses the laser emitted from a laser into a high-power density laser beam through an optical path system. The laser beam irradiates the surface of the workpiece, causing the workpiece to reach its melting point or boiling point. At the same time, the high-pressure gas coaxial with the beam blows away the molten or vaporized metal, thereby achieving the purpose of cutting and engraving. It has the characteristics of high precision, fast cutting, no limitation on cutting patterns, automatic typesetting to save materials, smooth incisions, and low processing costs. The cutting mechanism is an accessory of the laser cutting machine.

[0003] When existing laser cutting machines cut workpieces, the position of the cutting mechanism is mostly fixed, and cannot be adjusted according to the height of the workpiece or the angle according to the shape of the workpiece, which is inconvenient to use. Utility Model Content

[0004] In view of this, the utility model provides a cutting mechanism for a laser cutting machine, which is used to solve the technical problem that when the existing laser cutting machine cuts the workpiece, the position of the cutting mechanism is mostly fixed, cannot be adjusted according to the height of the workpiece, and cannot be adjusted according to the shape of the workpiece, resulting in inconvenience in use.

[0005] The utility model is achieved in this way:

[0006] The utility model provides a cutting mechanism used in a laser cutting machine, which includes a driving motor, a supporting plate, a threaded block, a first slide rail, a moving block, a bracket, a screw rod, a second slide rail, a first slider, a cutting knife, a buckle mechanism and a rotating mechanism, wherein the supporting block, the second slide rail and the driving motor are fixedly connected to the upper part of the bracket, the screw rod is rotatably installed between the two supporting blocks, the output end of the driving motor passes through one of the supporting blocks and is fixedly connected to the screw rod, and drives the screw rod to rotate, the threaded block is threadedly connected to the screw rod, the first slider is fixedly connected to the lower part of the threaded block, the first slider slides on the second slide rail, the supporting plate is fixedly connected to the upper part of the threaded block, the first slide rail is fixedly connected to the supporting plate, the moving block is connected to the first slide rail through the buckle mechanism, a rotating mechanism is arranged on the moving block, and the cutting knife is arranged on the rotating mechanism.

[0007] The technical effects of a cutting mechanism used in a laser cutting machine provided by the utility model are as follows: by arranging a driving motor, it is convenient to drive the screw rod to rotate, and the rotation of the screw rod drives the threaded block to move on the screw rod; by arranging a second slide rail and a first slide block, the stability of the threaded block during the movement is facilitated; by arranging the first slide rail and the moving block, it is convenient to drive the rotating mechanism and the cutting knife to adjust the height according to the workpiece to be cut.

[0008] On the basis of the above technical solution, the cutting mechanism used in the laser cutting machine of the utility model can also be improved as follows:

[0009] Furthermore, the rotating mechanism includes a connecting block, a first rotating block and a second connecting block, the connecting block is fixedly connected to the moving block, the first rotating block is slidably fitted on the connecting block, the second connecting block is fixedly connected to the first rotating block, and the cutting knife is fixedly connected to the second connecting block.

[0010] The beneficial effects of adopting the above further solution are: by setting a rotating mechanism, it is convenient to adjust the angle of the cutting knife according to the shape of the workpiece to cut the workpiece;

[0011] Furthermore, the snap mechanism includes a spring and a groove. A through hole is opened on the side of the moving block. One end of the spring abuts against the inner wall of the through hole, and the other end is fixedly connected to the block. A groove is opened on the side wall of the first slide rail, and the block is snapped into the groove.

[0012] The beneficial effect of adopting the above further scheme is: by setting up a snap mechanism, it is convenient to fix the cutting knife according to the cutting position when the movable block moves up and down, and by setting up a spring and a clamping block, it is convenient to clamp the clamping block connected to the spring in the groove under the elastic force of the spring.

[0013] Furthermore, a slide groove is provided on the first rotating block, and a second slider is provided on the connecting block, and the second slider is slidably fitted in the slide groove.

[0014] The beneficial effect of adopting the above further solution is: by providing the slide groove, it is convenient for the second slider to slide on the slide groove, thereby facilitating the adjustment of the angle.

[0015] Furthermore, the number of the second slide rails is set to two.

[0016] The beneficial effect of adopting the above further solution is that by providing two second slide rails, the stability of the movement of the first sliding block on the second slide rails can be ensured.

[0017] Furthermore, a scale is provided on the connecting block.

[0018] The beneficial effect of adopting the above further solution is: through the scale set on the connecting block, it is convenient to adjust the angle according to the cutting angle required for different workpieces, and the accuracy of the angle is ensured by the scale.

[0019] Furthermore, the exterior of the first rotating block is arranged in an arc shape, and the interior of the first rotating block is arranged in an L shape.

[0020] Compared with the prior art, the cutting mechanism used in a laser cutting machine provided by the utility model has the following beneficial effects: by setting a driving motor, it is convenient to drive the screw rod to rotate, and by rotating the screw rod, the threaded block is driven to move on the screw rod; by setting the second slide rail and the first slider, the stability of the threaded block during the movement is facilitated; by setting the first slide rail and the moving block, it is convenient to drive the rotating mechanism and the cutting knife to adjust the height according to the workpiece to be cut; by setting the rotating mechanism, it is convenient to adjust the angle according to the shape of the workpiece to adjust the angle of the cutting knife to cut the workpiece; by setting the buckle mechanism, when the moving block moves up and down, it is convenient to fix the cutting knife according to the cutting position; by setting the spring and the clamping block, it is convenient to clamp the clamping block connected to the spring in the groove under the elastic force of the spring; by setting the scale on the connecting block, it is convenient to adjust the angle according to the angle required for cutting different workpieces, and the accuracy of the angle is ensured by the scale. The cutting mechanism is used to solve the technical problems that when the existing laser cutting machine cuts the workpiece, the position of the cutting mechanism is mostly fixed, and it cannot be adjusted according to the height of the workpiece and the angle cannot be adjusted according to the shape of the workpiece, which is inconvenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The utility model provides a general schematic diagram of a cutting mechanism used in a laser cutting machine;

[0022] Figure 2 The utility model provides a schematic diagram of a cutting mechanism connecting block slider used in a laser cutting machine;

[0023] Figure 3 A schematic diagram of a cutting mechanism slideway used in a laser cutting machine is provided for the utility model;

[0024] Figure 4 The utility model provides a schematic diagram of a second slider of a cutting mechanism used in a laser cutting machine;

[0025] Figure 5 The utility model provides a schematic diagram of the structure of a cutting mechanism moving block and a slide rail used in a laser cutting machine;

[0026] In the accompanying drawings, the list of components represented by each reference numeral is as follows: 10, driving motor; 11, support plate; 12, threaded block; 13, first slide rail; 131, groove; 14, moving block; 141, spring; 142, clamping block; 20, bracket; 21, support block; 30, screw rod; 41, second slide rail; 42, first slider; 50, connecting block; 503, second slider; 51, first rotating block; 511, slide groove; 52, second connecting block; 53, cutting knife. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0030] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0032] like Figure 1-5 As shown, the utility model provides a cutting mechanism used in a laser cutting machine, which includes a driving motor 10, a support plate 11, a threaded block 12, a first slide rail 13, a moving block 14, a bracket 20, a screw rod 30, a second slide rail 41, a first slider 42, a cutting knife 53, a buckle mechanism and a rotating mechanism. The support block 21, the second slide rail 41 and the driving motor 10 are fixedly connected to the upper part of the bracket 20. The screw rod 30 is rotatably installed between the two supporting blocks 21. The output end of the driving motor 10 passes through a supporting block 21 and is fixedly connected to the screw rod 30, and drives the screw rod 30 to rotate. The threaded block 12 is threadedly connected to the screw rod 30, the first slider 42 is fixedly connected to the lower part of the threaded block 12, and the first slider 42 slides on the second slide rail 41. The support plate 11 is fixedly connected to the upper part of the threaded block 12, and the first slide rail 13 is fixedly connected to the support plate 11. The moving block 14 is connected to the first slide rail 13 through a buckle mechanism, a rotating mechanism is arranged on the moving block 14, and the cutting knife 53 is arranged on the rotating mechanism.

[0033] Optionally, in the above technical solution, the rotating mechanism includes a connecting block 50, a first rotating block 51 and a second connecting block 52, the connecting block 50 is fixedly connected to the moving block 14, the first rotating block 51 is slidably fitted on the connecting block 50, the second connecting block 52 is fixedly connected to the first rotating block 51, and the cutting knife 53 is fixedly connected to the second connecting block 52.

[0034] Optionally, in the above technical solution, the snap mechanism includes a spring 141 and a groove 131, a through hole is opened on the side of the movable block 14, one end of the spring 141 abuts against the inner wall of the through hole, and the other end is fixedly connected to the clamping block 142, a groove 131 is opened on the side wall of the first slide rail 13, and the clamping block 142 is clamped in the groove 131.

[0035] Optionally, in the above technical solution, a slide groove 511 is provided on the first rotating block 51 , and a second slider 503 is provided on the connecting block 50 , and the second slider 503 is slidably fitted in the slide groove 511 .

[0036] Optionally, in the above technical solution, the number of the second slide rails 41 is set to two.

[0037] Optionally, in the above technical solution, a scale is provided on the connecting block 50 .

[0038] Optionally, in the above technical solution, the exterior of the first rotating block 51 is arranged in an arc shape, and the interior of the first rotating block 51 is arranged in an L shape.

[0039] Working principle: When in use, place the workpiece to be cut on the platform on the upper part of the bracket 20, drive the driving motor 10, the driving motor 10 drives the screw rod 30 to rotate, the screw rod 30 rotates and drives the threaded block 12 to move on the screw rod 30, and at the same time, the first sliding block 42 fixedly connected to the threaded block 12 slides on the second slide rail 41 to ensure the stability of the movement of the threaded block 12, and the moving block 14 is manually pushed downward according to the height of the workpiece. During the downward movement of the moving block 14, the spring 141 is compressed. After reaching the groove 131 opened on the side wall of the first slide rail 13, the spring 141 rebounds and drives the clamping block 142 to be clamped in the groove 131. At this time, the moving block 14 is fixed on the first slide rail 13. When the workpiece needs to be cut at an angle, the first rotating block 51 is manually rotated to adjust the angle of the first rotating block 51, and the cutting knife 53 performs arc cutting on the workpiece.

[0040] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A cutting mechanism used in a laser cutting machine, characterized in that: The invention comprises a driving motor (10), a supporting plate (11), a threaded block (12), a first slide rail (13), a moving block (14), a bracket (20), a screw rod (30), a second slide rail (41), a first slider (42), a cutting knife (53), a buckle mechanism and a rotating mechanism. The supporting block (21), the second slide rail (41) and the driving motor (10) are fixedly connected to the upper part of the bracket (20). The screw rod (30) is rotatably installed between the two supporting blocks (21). The output end of the driving motor (10) passes through one of the supporting blocks (21) and is fixedly connected to the screw rod (30). The screw rod (30) is driven to rotate, the threaded block (12) is threadedly connected to the screw rod (30), the first slider (42) is fixedly connected to the lower part of the threaded block (12), the first slider (42) slides on the second slide rail (41), the support plate (11) is fixedly connected to the upper part of the threaded block (12), the first slide rail (13) is fixedly connected to the support plate (11), the moving block (14) is connected to the first slide rail (13) through a snap mechanism, a rotating mechanism is arranged on the moving block (14), and the cutting knife (53) is arranged on the rotating mechanism.

2. The cutting mechanism used in a laser cutting machine according to claim 1, characterized in that: The rotating mechanism comprises a connecting block (50), a first rotating block (51) and a second connecting block (52); the connecting block (50) is fixedly connected to the moving block (14); the first rotating block (51) is slidably fitted on the connecting block (50); the second connecting block (52) is fixedly connected to the first rotating block (51); and the cutting knife (53) is fixedly connected to the second connecting block (52).

3. The cutting mechanism used in a laser cutting machine according to claim 1, characterized in that: The snap mechanism comprises a spring (141) and a groove (131); a through hole is provided on the side of the moving block (14); one end of the spring (141) abuts against the inner wall of the through hole, and the other end is fixedly connected to a clamping block (142); a groove (131) is provided on the side wall of the first slide rail (13); and the clamping block (142) is clamped in the groove (131).

4. The cutting mechanism used in a laser cutting machine according to claim 2, characterized in that: A sliding groove (511) is provided on the first rotating block (51), and a second sliding block (503) is provided on the connecting block (50), and the second sliding block (503) is slidably fitted in the sliding groove (511).

5. The cutting mechanism used in a laser cutting machine according to claim 1, characterized in that: The number of the second slide rails (41) is set to two.

6. The cutting mechanism used in a laser cutting machine according to claim 2, characterized in that: The connection block (50) is provided with a scale.

7. The cutting mechanism used in a laser cutting machine according to claim 2, characterized in that: The exterior of the first rotating block (51) is arranged in an arc shape, and the interior of the first rotating block (51) is arranged in an L shape.

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