Clamp for laser cutting machine

Abstract

The clamp for the laser cutting machine comprises a base, a fixed supporting block is fixedly arranged on the left side of the upper side face of the base, a movable supporting block is movably arranged at the position, corresponding to the fixed supporting block, of the right side of the upper side face of the base, and a driving assembly capable of driving the movable supporting block to move transversely is arranged at the position, corresponding to the movable supporting block, of the base. A supporting plate is transversely arranged on the upper side face of the movable supporting block, the upper side face of the supporting plate and the upper side face of the fixed supporting block are located on the same horizontal plane, a lifting structure is arranged at the position, corresponding to the supporting plate, in the movable supporting block, and clamping assemblies are symmetrically arranged on the upper side faces of the fixed supporting block and the supporting plate. The movable supporting block is driven by the driving assembly to move transversely so as to be matched with the transverse length of a workpiece, lifting is conducted through the lifting structure in the movable supporting block so as to adjust the height of the supporting plate, and the clamping assemblies on the fixed supporting block and the supporting plate can clamp the workpiece with the two ends on the same plane or with the height difference. Therefore, cutting work of the laser cutting machine is facilitated, and adaptability is wider.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser cutting fixture technical field, concretely is a kind of clamp for laser cutting machine. BACKGROUND

[0002] Laser cutting is emitted from laser, focuses into high-power density laser beam by optical path system. Laser beam irradiates to workpiece surface, and workpiece reaches melting point or boiling point, while high-pressure gas coaxial with beam blows away melted or vaporized metal. With the movement of the relative position of beam and workpiece, finally make material form cut, so as to achieve the purpose of cutting. When laser cutting, the groove will use clamp to clamp and fix the workpiece to be cut.

[0003] Utility model patent CN218396561U discloses a kind of fixing device for laser cutting machine clamp, it include: base;The base upper end is equipped with sliding slot, the sliding rod one side is fixedly connected with telescopic cylinder, the telescopic cylinder output end is fixedly connected with fixed block, the fixed block upper end is fixedly connected with second motor, the second motor output end is fixedly connected with positive and negative toothed rod, the positive and negative toothed rod circumferential surface is threadedly connected with top clamp plate and bottom clamp plate.

[0004] The utility model passes through first motor and drives first threaded rod and second threaded rod rotation, makes two groups of fixed block move towards each other, when cutting object shape is irregular, can be adjusted clamping distance by telescopic cylinder telescopic, can be fixed to different thickness cutting object, need not frequently replace clamping tool, improve processing efficiency, reduce manual labor force;

[0005] But because the clamping plate of both sides is symmetrically arranged, and the workpiece needing laser cutting is not all flat workpiece, sometimes workpiece is formed by punch press, then cutting work is carried out by laser cutting machine, at this time, the middle part of workpiece can be inconsistent in height, so that symmetric two clamping plates cannot be normally clamped, thereby affecting the efficiency of laser cutting processing. UTILITY MODEL CONTENTS

[0006] In view of the above technical problems in prior art, the utility model provides a kind of clamp for laser cutting machine, to solve the above problems.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] The utility model provides a kind of fixture for laser cutting machine, including base, fixed support block is equipped on the left side of base upper side, movable support block is movably arranged in the right side of base upper side corresponding fixed support block, drive assembly is equipped on the base corresponding movable support block, movable support block is equipped with support plate on the upper side, the upper side of support plate is on the same horizontal plane with the upper side of fixed support block, lifting structure is equipped in the movable support block corresponding support plate, clamping assembly is symmetrically equipped on the upper side of fixed support block and support plate.

[0009] Preferably, the drive assembly includes a first threaded rod arranged transversely, the base upper side is transversely provided with a movable slot corresponding to the first threaded rod, and the two ends of the first threaded rod are rotatably inserted into the movable slot on the left and right sides.

[0010] Preferably, the movable support block is provided with a sliding block at the bottom corresponding to the movable slot, the sliding block is slidably connected to the inside of the movable support block, and the first threaded rod passes through the sliding block and is threadedly connected thereto.

[0011] Preferably, the lifting structure includes an electric push rod arranged in the movable support block, and the top of the electric push rod is fixedly connected to the bottom of the support plate.

[0012] Preferably, a plurality of first guide rods are arranged in a peripheral annular array at the bottom of the support plate outside the electric push rod, and the first guide rods can be inserted into the upper side of the movable support block downwardly and are slidably connected thereto.

[0013] Preferably, the clamping assembly includes a vertical plate arranged vertically, a limiting sliding groove is longitudinally arranged on one side of the vertical plate towards the middle of the base, a movable plate is transversely arranged in the limiting sliding groove and is slidably connected thereto, a clamping block is arranged on the lower side of the movable plate, a second threaded rod is vertically arranged in the limiting sliding groove, the second threaded rod passes through the movable plate and is threadedly connected thereto, and the upper and lower ends of the second threaded rod are rotatably inserted into the limiting sliding groove.

[0014] Preferably, a second motor is arranged on the top of the vertical plate corresponding to the top of the second threaded rod to drive the rotation of the second threaded rod.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The fixture for laser cutting machine provided by the utility model can lift the support plate to the corresponding height through the electric push rod according to the height difference between the two ends of the workpiece, and drive the second threaded rod to rotate through the second motor, so that the clamping block can clamp the workpiece on the support plate and the fixed support block, which can adapt to the clamping and fixing of flat workpieces and workpieces with height difference at two ends, thereby facilitating the cutting work of the laser cutting machine and having wider adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is an overall schematic diagram of a fixture for a laser cutting machine described in the present invention (both ends of the workpiece are flat);

[0018] Figure 2 This is an overall schematic diagram of a fixture for a laser cutting machine described in the present invention (there is a height difference between the two ends of the workpiece).

[0019] In the figure: 1. Base; 11. Movable slot; 2. Fixed support block; 3. Movable support block; 31. Sliding block; 4. Driving assembly; 41. First threaded rod; 42. First motor; 5. Support plate; 6. Lifting structure; 61. Electric push rod; 62. First guide rod; 7. Clamping assembly; 71. Vertical plate; 72. Limiting slide groove; 73. Movable plate; 74. Clamping block; 75. Second threaded rod; 76. Second motor. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figures 1-2 , the application proposes a fixture for a laser cutting machine, comprising a base 1, a fixed support block 2 is fixedly provided on the left side of the upper side of the base 1, a movable support block 3 is movably provided at the right side of the upper side of the base 1 corresponding to the fixed support block 2, a driving component 4 that can drive its lateral movement is provided at the corresponding position of the movable support block 3 on the base 1, a support plate 5 is laterally provided on the upper side of the movable support block 3, the upper side of the support plate 5 is on the same horizontal plane as the upper side of the fixed support block 2, a lifting structure 6 is provided in the movable support block 3 corresponding to the support plate 5, and clamping components 7 are symmetrically provided on the upper sides of the fixed support block 2 and the support plate 5;

[0022] Specifically, the movable support block 3 is driven by the driving component 4 to move laterally to adapt to the lateral length of the workpiece, and the lifting structure 6 in the movable support block 3 is lifted and lowered to adjust the height of the support plate 5, so that the fixed support block 2 and the clamping component 7 on the support plate 5 can clamp the workpiece whose two ends are on the same plane or have a height difference, thereby facilitating the cutting work of the laser cutting machine and having a wider adaptability.

[0023] For further information, see Figure 1, drive assembly 4 includes a first threaded rod 41 transversely arranged, the bottom of the base 1 side corresponding to the first threaded rod 41 transversely open groove 11, both ends of the first threaded rod 41 rotationally inserted in the groove 11 left and right sides, the bottom of the base 1 side corresponding to the first threaded rod 41 one end is provided with a first motor 42 that can drive its rotation;

[0024] Through the rotation of the first motor 42 drive the first threaded rod 41 rotation, with the threaded connection of the sliding block 31 with the activity support block 3 transverse movement, so that the workpiece both ends of the corresponding transverse distance, the clamping assembly 7 on both sides of the clamping work.

[0025] Further, see Figures 1-2 , lifting structure 6 includes a motorized push rod 61 provided in the activity support block 3, the motorized push rod 61 top and support plate 5 bottom fixed connection, through the motorized push rod 61 telescopic, so as to adjust the height of the clamping assembly 7 on the support plate 5 upper side, to adapt to the workpiece with height difference at both ends, while in the support plate 5 bottom located in the motorized push rod 61 peripheral ring array is provided with a plurality of first guide rod 62, the first guide rod 62 downwardly insertable in the upper side of the activity support block 3, and with the sliding connection, so that the support plate 5 in the longitudinal movement is more stable.

[0026] Further, see Figure 1 , clamping assembly 7 includes a vertical plate 71 vertically arranged, the vertical plate 71 towards the middle of the base 1 side longitudinally open limit sliding slot 72, the limit sliding slot 72 is transversely provided with a sliding plate 73 connected with the sliding connection, the lower side of the sliding plate 73 is provided with a clamping block 74, the limit sliding slot 72 is vertically provided with a second threaded rod 75, the second threaded rod 75 passes through the sliding plate 73, and is connected with the threaded connection, the second threaded rod 75 upper and lower ends rotationally inserted in the limit sliding slot 72 upper and lower ends, the vertical plate 71 top corresponding to the second threaded rod 75 top is provided with a second motor 76 that can drive its rotation;

[0027] Through the rotation of the second motor 76, so that the sliding plate 73 connected with the second threaded rod 75 rotationally inserted in the limit sliding slot 72 longitudinal movement, so that one end of the workpiece is clamped on the support plate 5 or fixed support block 2, or away from the release of the clamping of the workpiece, while in the limit sliding slot 72 can be provided with a second guide rod, so that the sliding plate 73 in the longitudinal sliding is more stable.

[0028] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0029] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or positional relationship shown in the drawings, and is only for facilitating the description of the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the changes, modifications, equivalents, substitutions and variations of the embodiments can be made by those skilled in the art without departing from the spirit and principles of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A fixture for a laser cutting machine comprising a base (1), characterised in that: The left side of the upper side of the base (1) is fixedly provided with a fixed support block (2), and the right side of the upper side of the base (1) is movably provided with a movable support block (3) at the position corresponding to the fixed support block (2), a driving assembly (4) capable of driving the lateral movement of the movable support block (3) is arranged on the base (1) corresponding to the movable support block (3), a support plate (5) is arranged on the upper side of the movable support block (3) in a transverse manner, the upper side of the support plate (5) is on the same horizontal plane as the upper side of the fixed support block (2), a lifting structure (6) is arranged in the movable support block (3) corresponding to the support plate (5), and a clamping assembly (7) is symmetrically arranged on the upper side of the fixed support block (2) and the support plate (5).

2. The fixture for a laser cutting machine according to claim 1, wherein The driving assembly (4) comprises a first threaded rod (41) arranged in a transverse manner, a movable groove (11) is formed in the upper side of the base (1) corresponding to the first threaded rod (41), and both ends of the first threaded rod (41) are rotatably inserted into the movable groove (11) on the left and right sides.

3. The fixture for a laser cutting machine according to claim 2, wherein The bottom of the movable support block (3) is provided with a sliding block (31) which is deeply arranged in the movable support block (3) and is in sliding connection with the movable support block (3), and the first threaded rod (41) penetrates through the sliding block (31) and is in threaded connection with the sliding block (31).

4. The laser cutting machine jig according to claim 1, wherein The lifting structure (6) comprises an electric push rod (61) arranged in the movable support block (3), and the top of the electric push rod (61) is fixedly connected with the bottom of the support plate (5).

5. The laser cutting machine clamp according to claim 4, wherein, A plurality of first guide rods (62) are arranged in a peripheral annular array on the bottom of the support plate (5) outside the electric push rod (61), and the first guide rods (62) can be inserted into the upper side of the movable support block (3) downward and are in sliding connection with the movable support block (3).

6. The laser cutting machine jig according to claim 1, wherein The clamping assembly (7) comprises a vertical plate (71) arranged vertically, a limiting sliding groove (72) is longitudinally formed on one side of the vertical plate (71) towards the middle part of the base (1), a movable plate (73) in sliding connection with the limiting sliding groove (72) is arranged in the limiting sliding groove (72) in a transverse manner, a clamping block (74) is arranged on the lower side of the movable plate (73), a second threaded rod (75) is vertically arranged in the limiting sliding groove (72), the second threaded rod (75) penetrates through the movable plate (73) and is in threaded connection with the movable plate (73), and both ends of the second threaded rod (75) are rotatably inserted into the limiting sliding groove (72) on the upper and lower sides.

7. The laser cutting machine clamp of claim 6, wherein, A second motor (76) capable of driving the rotation of the second threaded rod (75) is arranged on the top of the vertical plate (71) corresponding to the top of the second threaded rod (75).

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