Anti-collision device for laser cutting machine

Abstract

The utility model discloses a laser cutting machine anti -collision device, the utility model relates to laser cutting technical field, including cutting machine main part, the output of cutting machine main part is provided with mounting bracket, and the outer wall fixed mounting of mounting bracket has the laser cutting head, and the outer wall of laser cutting head is provided with protection subassembly, protection subassembly includes protection shell, and the outer wall four sides of protection shell all fixed mounting have a group of spring shock absorber and energy absorption plate, and the top of protection shell is fixedly installed with two plug -in boards, and the outer wall of two plug -in boards all is provided with and inserts the shell, and the outer wall one side of insertion shell has the oblique edge plug -in block of movable through, sets up protection shell spring shock absorber and energy absorption plate, can effectively protect laser cutting head, adopts the connecting mode of plug -in board and insertion shell cooperation, and the oblique edge plug -in block fixed, can complete the disassembly of protection shell in short time, has improved maintenance efficiency. When the laser cutting head appears the breakdown and needs to be repaired, can expose the laser cutting head quickly, and the maintenance personnel is convenient maintenance.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser cutting technical field, concretely is a laser cutting machine anti -collision device. BACKGROUND

[0002] In the field of dust-free clothing manufacturing, laser cutting technology can achieve high-precision cutting and engraving by accurately irradiating a laser beam to the surface of a workpiece and releasing energy to rapidly melt and evaporate the workpiece. However, in the actual process of manufacturing dust-free clothing, the laser cutting head of the laser cutting machine has certain hidden dangers when it is in operation. Since the cutting head needs to be frequently moved to complete various complex cutting patterns, the bottom end of the cutting head is easily collided with the workbench, the workpiece, or other components due to factors such as the misoperation of the operator, the deviation of the equipment movement precision, or the slight change of the position of the workpiece.

[0003] In the prior art, such as the anti-collision device for a laser cutting machine disclosed in patent No. CN212552359U, a round hole is formed in the top outer wall of the mounting plate, and a movable rod is slidably connected to the inner wall of the circumference of the round hole. A limit block is fixed to the top outer wall of the movable rod, and a spring is sleeved on the outer wall of the circumference of the movable rod. A sleeve is fixed to the bottom outer wall of the movable rod, and an elastic rubber pad is fixed to the bottom inner wall of the sleeve. An active block is fixed to the bottom outer wall of the elastic rubber pad, and two symmetrically distributed sliding blocks are fixed to the outer wall of the circumference of the active block. Two symmetrically distributed sliding grooves are formed in the inner wall of the circumference of the sleeve, and the sliding blocks and the sliding grooves form a sliding fit. The sleeve, the anti-collision ring, and the protective sleeve can protect the cutting machine from being damaged due to collision with other objects. The elastic rubber pad can reduce the vibration caused by the collision of the cutting machine and reduce the damage to the cutting machine.

[0004] Although the above-mentioned patent can protect the laser head from being damaged due to collision, it still has some problems. The protective sleeve is attached to the outer wall of the laser head, which may affect the efficiency of checking or repairing the laser head. In addition, the height of the protective sleeve cannot be adjusted, which may make the protective sleeve unable to adapt to laser heads of different lengths. Therefore, the utility model provides a laser cutting machine anti-collision device. UTILITY MODEL CONTENTS

[0005] In view of the shortcomings of the prior art, the utility model provides a laser cutting machine anti-collision device, which solves the problem that the protective sleeve is attached to the outer wall of the laser head, which may affect the efficiency of checking or repairing the laser head, and the height of the protective sleeve cannot be adjusted, which may make the protective sleeve unable to adapt to laser heads of different lengths.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme to realize: a laser cutting machine anti -collision device, including the cutting machine main part, the output of cutting machine main part is provided with mounting bracket, the outer wall fixed mounting of mounting bracket has the laser cutting head, the outer wall of mounting bracket is provided with lifting assembly, the outer wall of laser cutting head is provided with protection assembly,

[0007] Protection assembly includes the protection shell, the outer wall four sides of protection shell are fixedly installed with a group of spring shock absorber, the output of a group of spring shock absorber is fixedly installed with energy absorption plate, the top of protection shell is fixedly installed with two plug -in boards, and the outer wall of two plug -in boards is provided with plug -in shell, and the outer wall one side of plug -in shell is movably penetrated with bevelled plug -in block.

[0008] Lifting assembly includes the casing, the inner wall movable plug -in of casing has sliding block, and the outer wall one side of sliding block is fixedly installed with connecting frame.

[0009] Preferably, two plug -in boards are movably inserted into the inner wall of two plug -in shells, and the outer wall of two plug -in boards is penetrated with plug -in groove, the plug -in groove is matched with bevelled plug -in block, the outer wall of rack is fixedly installed with two pull rods.

[0010] Preferably, the outer wall of two pull rods is sleeved with first spring, one end of two first springs is fixedly connected with bevelled plug -in block, the other end of two first springs is fixedly connected with rack, one end of two pull rods is fixedly connected with bevelled plug -in block, and the other end of two pull rods is fixedly installed with pull plate.

[0011] Preferably, the inner wall of casing is rotatably installed with threaded lead screw, the threaded lead screw is threadedly connected with sliding block, and the connecting frame is fixedly connected with two plug -in shells.

[0012] Preferably, the casing is fixedly connected with mounting bracket, the top of casing is fixedly installed with motor, the output shaft of motor penetrates the top of casing and is fixedly connected with the top of threaded lead screw.

[0013] Preferably, the laser cutting head is arranged on the inner wall of protection shell, and a through groove is formed in the top of mounting bracket, so that the sliding block is prevented from colliding with the mounting bracket when rising.

[0014] Beneficial effects

[0015] The utility model provides a kind of laser cutting machine anti -collision device. Compared with prior art, it has the following beneficial effects:

[0016] 1、The laser cutting machine anti-collision device, when the laser cutting head needs to be protected, first insert the plug-in plate into the plug-in shell, at this time the plug-in plate will extrude the bevel edge plug-in block, so that the bevel edge plug-in block moves outward, when the plug-in plate is completely inserted into the plug-in shell, the bevel edge plug-in block stops being extruded, at this time the bevel edge plug-in block will enter the plug-in slot on the plug-in plate under the action of the first spring, that is, the quick installation of the protective shell can be completed, and when the protective shell needs to be disassembled for viewing, repairing or replacing the laser cutting head, the operator only needs to pull the pull plate, the pull plate drives the fixed pull rod, and the pull rod pulls the bevel edge plug-in block to overcome the elastic force of the first spring and separate from the plug-in slot, at this time the plug-in plate and the plug-in shell can be easily separated, and the protective shell is removed. The plug-in plate and the plug-in shell are connected in a mode that the bevel edge plug-in block is fixed, and the operator only needs to pull the pull plate to disassemble the protective shell in a short time, thereby improving the maintenance efficiency. When the laser cutting head needs to be repaired due to failure, the laser cutting head can be quickly exposed for the convenience of inspection and repair of the maintenance personnel, and the spring shock absorber and the energy absorption plate are arranged on the outer wall of the protective shell, so that when the protective shell collides, the energy absorption plate and the spring shock absorber convert the impact force generated by the collision into elastic potential energy of the energy absorption plate and the spring shock absorber, slow down the transmission speed of the impact force, reduce the influence of the impact force on the laser cutting head, and effectively protect the laser cutting head.

[0017] 2、The laser cutting machine anti-collision device, when the laser cutting head needs to be protected, first insert the plug-in plate into the plug-in shell, at this time the plug-in plate will extrude the bevel edge plug-in block, so that the bevel edge plug-in block moves outward, when the plug-in plate is completely inserted into the plug-in shell, the bevel edge plug-in block stops being extruded, at this time the bevel edge plug-in block will enter the plug-in slot on the plug-in plate under the action of the first spring, that is, the quick installation of the protective shell can be completed, and when the protective shell needs to be disassembled for viewing, repairing or replacing the laser cutting head, the operator only needs to pull the pull plate, the pull plate drives the fixed pull rod, and the pull rod pulls the bevel edge plug-in block to overcome the elastic force of the first spring and separate from the plug-in slot, at this time the plug-in plate and the plug-in shell can be easily separated, and the protective shell is removed. The plug-in plate and the plug-in shell are connected in a mode that the bevel edge plug-in block is fixed, and the operator only needs to pull the pull plate to disassemble the protective shell in a short time, thereby improving the maintenance efficiency. When the laser cutting head needs to be repaired due to failure, the laser cutting head can be quickly exposed for the convenience of inspection and repair of the maintenance personnel, and the spring shock absorber and the energy absorption plate are arranged on the outer wall of the protective shell, so that when the protective shell collides, the energy absorption plate and the spring shock absorber convert the impact force generated by the collision into elastic potential energy of the energy absorption plate and the spring shock absorber, slow down the transmission speed of the impact force, reduce the influence of the impact force on the laser cutting head, and effectively protect the laser cutting head. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the related structure of the mounting frame of the utility model;

[0020] Figure 3 It is a schematic diagram of the protective assembly and the lifting assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the protective assembly of the utility model;

[0022] Figure 5 It is a schematic diagram of the related structure of the connecting frame of the utility model;

[0023] Figure 6 It is a schematic diagram of the Figure 5 The enlarged view of A in the middle.

[0024] In the figure: 1, cutting machine main body; 2, mounting frame; 3, through slot; 4, protection assembly; 41, insert shell; 42, insert plate; 43, rack; 44, pull rod; 45, first spring; 46, bevel insert block; 47, pull plate; 48, insert slot; 49, protective shell; 410, spring shock absorber; 411, energy-absorbing plate; 5, lifting assembly; 51, machine shell; 52, threaded screw; 53, motor; 54, sliding block; 55, connecting frame; 6, laser cutting head. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] The utility model provides two technical schemes:

[0027] Figures 1-6 The first embodiment is shown: a kind of laser cutting machine anti-collision device, including cutting machine main body 1, the output end of cutting machine main body 1 is provided with mounting frame 2, cutting machine main body 1 and laser cutting head 6 are prior art, cutting machine main body 1 drives mounting frame 2 and laser cutting head 6 to move, laser cutting head 6 emits laser to complete cutting to object, the outer wall of mounting frame 2 is fixedly installed with laser cutting head 6, the outer wall of mounting frame 2 is provided with lifting assembly 5, the outer wall of laser cutting head 6 is provided with protection assembly 4;

[0028] Protection assembly 4 includes protective shell 49, the outer wall four sides of protective shell 49 are fixedly installed with a group of spring shock absorbers 410, spring shock absorber 410 is made of spring and damper, when energy-absorbing plate 411 is impacted, spring and damper are compressed, absorb part of impact energy, play buffering effect, to reduce the impact that protective shell 49 and laser cutting head 6 receive, the output end of a group of spring shock absorbers 410 is fixedly installed with energy-absorbing plate 411, the top of protective shell 49 is fixedly installed with two insert plates 42, the outer wall of two insert plates 42 is provided with insert shell 41, the outer wall one side of insert shell 41 is movably penetrated with bevel insert block 46;

[0029] Lifting assembly 5 includes machine shell 51, the inner wall of machine shell 51 movably inserts sliding block 54, the outer wall one side of sliding block 54 is fixedly installed with connecting frame 55.

[0030] Two plug plates 42 are movably inserted into the inner walls of the two plug shells 41, the outer walls of the two plug plates 42 are each provided with a plug slot 48, the plug slot 48 is matched with the oblique edge plug block 46, the plug plate 42 can be inserted into the plug shell 41, when the plug plate 42 is inserted into the plug shell 41, the oblique edge of the oblique edge plug block 46 is extruded, and the oblique edge plug block 46 is extruded, and the oblique edge plug block 46 is extruded. The outer wall of the plug shell 41 is fixedly installed with a rack 43, and the outer wall of the rack 43 is slidably penetrated by two pull rods 44.

[0031] The outer wall of the two pull rods 44 is sleeved with a first spring 45, one end of the two first springs 45 is fixedly connected with the oblique edge plug block 46, the other end of the two first springs 45 is fixedly connected with the rack 43, one end of the two pull rods 44 is fixedly connected with the oblique edge plug block 46, the other end of the two pull rods 44 is fixedly installed with a pull plate 47, the two pull rods 44 can be moved simultaneously through the pull plate 47, when the oblique edge plug block 46 is not extruded, it will be extruded. The plug plate 42 and the plug shell 41 are fixedly installed by the action of the first spring 45.

[0032] Figures 1-6 The second embodiment is shown, and the main difference from the first embodiment is that the inner wall of the shell 51 is rotatably installed with a threaded screw rod 52, the threaded screw rod 52 is threadedly connected with a sliding block 54, a connecting frame 55 is fixedly connected with the two plug shells 41, and the threaded screw rod 52 is rotatable. The sliding block 54 and the connecting frame 55 can drive the protection assembly 4 to ascend and descend.

[0033] The shell 51 is fixedly connected with the mounting frame 2, the top end of the shell 51 is fixedly installed with a motor 53, the output shaft of the motor 53 penetrates the top end of the shell 51, and the top end of the threaded screw rod 52 is fixedly connected with the threaded screw rod 52.

[0034] The laser cutting head 6 is arranged in the inner wall of the protection shell 49, which can protect the laser cutting head 6, the top end of the mounting frame 2 is provided with a through slot 3, which prevents the sliding block 54 from colliding with the mounting frame 2 when it rises.

[0035] Meanwhile, the contents not described in detail in the specification all belong to the existing technology known to those skilled in the art.

[0036] When the laser cutting head 6 needs to be protected during work, the plug plate 42 is first inserted into the plug shell 41, at this time the plug plate 42 will extrude the beveled plug block 46, so that the beveled plug block 46 moves outward, when the plug plate 42 is completely inserted into the plug shell 41, the beveled plug block 46 stops being extruded, at this time the beveled plug block 46 will enter the plug slot 48 on the plug plate 42 under the action of the first spring 45, that is, the quick installation of the protective shell 49 can be completed, and when the protective shell 49 needs to be disassembled for viewing, repairing or replacing the laser cutting head 6, an operator only needs to pull the pull plate 47, the pull plate 47 drives the pull rod 44 fixed therewith, the pull rod 44 pulls the beveled plug block 46 to overcome the elastic force of the first spring 45 and disengage from the plug slot 48, at this time the plug plate 42 and the plug shell 41 can be easily separated, and the protective shell 49 is taken off, and the spring shock absorber 410 and the energy absorption plate 411 are arranged on the outer wall of the protective shell 49, when the protective shell 49 collides, the energy absorption plate 411 and the spring shock absorber 410 convert the impact force generated by the collision into their own elastic potential energy, slow down the transmission speed of the impact force, and reduce the impact of the impact force on the laser cutting head 6, thereby effectively protecting the laser cutting head 6, when the height of the protective shell 49 needs to be adjusted, the motor 53 is first started, the motor 53 drives the threaded lead screw 52 connected therewith to rotate synchronously, the threaded lead screw 52 drives the protective assembly 4 to realize lifting through the sliding block 54 and the connecting frame 55, so that the height of the protective shell 49 can be adjusted according to actual needs, so that the protective shell 49 can adapt to laser cutting heads 6 of different heights and protect laser cutting heads 6 of different heights, thereby improving the applicability of the equipment.

[0037] 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.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A laser cutting machine anti-collision device, comprising a cutting machine body (1), the output end of the cutting machine body (1) is provided with a mounting rack (2), and the outer wall of the mounting rack (2) is fixedly installed with a laser cutting head (6), characterized in that: The outer wall of the mounting frame (2) is provided with a lifting assembly (5), and the outer wall of the laser cutting head (6) is provided with a protection assembly (4); The protection assembly (4) comprises a protection shell (49), a group of spring shock absorbers (410) are fixedly installed on the outer wall of the protection shell (49) on four sides, an energy absorption plate (411) is fixedly installed at the output end of a group of the spring shock absorbers (410), two plug-in plates (42) are fixedly installed at the top end of the protection shell (49), plug-in shells (41) are arranged on the outer walls of the two plug-in plates (42), and an oblique edge plug-in block (46) is movably and penetratively arranged on one side of the outer wall of the plug-in shell (41). The lifting assembly (5) comprises a machine shell (51), and a sliding block (54) is movably and inserted on the inner wall of the machine shell (51).

2. A laser cutting machine anti-collision device according to claim 1, characterized in that: The outer walls of the two plug-in plates (42) are both provided with plug-in grooves (48), the plug-in grooves (48) are matched with the oblique edge plug-in block (46), the outer wall of the plug-in shell (41) is fixedly provided with a machine frame (43), and the machine frame (43) is slidably and penetratively provided with two pull rods (44).

3. A laser cutting machine anti-collision device according to claim 2, characterized in that: The outer walls of the two pull rods (44) are both sleeved with first springs (45), one end of the two first springs (45) is fixedly connected with the oblique edge plug-in block (46), the other end of the two first springs (45) is fixedly connected with the machine frame (43), one end of the two pull rods (44) is fixedly connected with the oblique edge plug-in block (46), and the other end of the two pull rods (44) is fixedly provided with pull plates (47).

4. The anti-collision device of a laser cutting machine according to claim 1, characterized in that: The inner wall of the machine shell (51) is rotatably provided with a threaded screw rod (52), the threaded screw rod (52) is threadedly connected with the sliding block (54), and the connecting frame (55) is fixedly connected with the two plug-in shells (41).

5. A laser cutting machine anti-collision device according to claim 1, characterized in that: The machine shell (51) is fixedly connected with the mounting frame (2), a motor (53) is fixedly installed at the top end of the machine shell (51), the output shaft of the motor (53) penetrates the top end of the machine shell (51) and is fixedly connected with the top end of the threaded screw rod (52).

6. A laser cutting machine anti-collision device according to claim 1, characterized in that: The laser cutting head (6) is arranged on the inner wall of the protection shell (49), and a through groove (3) is formed in the top end of the mounting frame (2), so that the sliding block (54) is prevented from colliding with the mounting frame (2) when rising.

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