CN216802135U

CN216802135U - Laser cutting device

Info

Publication number: CN216802135U
Application number: CN202123232396.7U
Authority: CN
Inventors: 韩兆峰; 张鹏; 阮文洋
Original assignee: Hebei Ruigao Robot Technology Co ltd
Current assignee: Hebei Ruigao Robot Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-24
Anticipated expiration: 2031-12-21

Abstract

The utility model provides a laser cutting device, which comprises a frame body, a dust suction mechanism and a brake mechanism, wherein the dust suction mechanism is arranged on the frame body; the frame body is provided with a cross beam for supporting the laser cutting machine and an auxiliary beam connected to one side of the cross beam, the cross beam is arranged on external equipment in a sliding mode through a connecting part, the cross beam is rectangular, and a rectangular through hole is formed in the cross beam; the dust collection mechanism comprises a supporting part and a dust collection part, the supporting part is arranged on one side of the laser cutting machine, and the dust collection part is connected with the supporting part and the laser cutting machine; the brake mechanism is arranged on the mounting plate of the external equipment and is driven to abut against the frame body. According to the laser cutting device, the structure of the beam is set to be rectangular, and the auxiliary beam is added, so that the structural strength of the beam is further improved; meanwhile, the dust collection mechanism is arranged on the laser cutting machine, so that the cut waste can be cleaned in time, and the cutting effect is ensured; in addition, the device is also provided with a braking mechanism which can brake the cross beam in time when special conditions are met in the moving process of the cross beam.

Description

Laser cutting device

Technical Field

The utility model relates to the technical field of laser marking, in particular to a laser cutting device.

Background

The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal. And finally, the material is cut along with the movement of the relative position of the light beam and the workpiece, so that the cutting purpose is achieved.

The existing laser cutting machine is single in function and poor in flexibility, dust generated by cutting cannot be recycled when the cutting is carried out, so that the working environment is poor, the physical health of workers is influenced, the labor capacity of the workers can be increased, the workers cannot use the laser cutting machine conveniently, and the utilization rate of people is reduced. In addition, in the use process, an emergency situation is inevitable, and in the cutting process of the follow-up beam of the laser cutting machine, a manual braking structure is lacked, so that the laser cutting machine has potential danger.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a laser cutting device, which can clean dust in time, improve the laser marking effect, and improve the safety of the device.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

a laser cutting device comprises a frame body, a dust absorption mechanism and a braking mechanism for limiting the frame body; wherein,

the frame body is provided with a cross beam for supporting the laser cutting machine and an auxiliary beam connected to one side of the cross beam, the laser cutting machine is arranged at the top of the cross beam, two connecting parts extend from the bottom of the cross beam, the cross beam is arranged on external equipment in a sliding mode through the connecting parts, the cross beam is rectangular, a rectangular through hole is formed in the cross beam, a plurality of reinforcing inner ribs are arranged in the rectangular through hole, and the auxiliary beam is connected to one side of the cross beam through a supporting tube;

the dust collection mechanism is arranged on the laser cutting machine and comprises a supporting part and a dust collection part, the supporting part is arranged on one side of the laser cutting machine through an external fastener, one end of the dust collection part is connected with the supporting part, and the other end of the dust collection part is arranged on the laser cutting machine;

the brake mechanism is arranged on the mounting plate of the external equipment and is driven to abut against the rack body so as to limit the movement of the rack body.

Furthermore, the dust collection portion is including locating the suction hood of supporting part, and locate the suction box of laser cutting machine one end, the suction hood pass through connecting line with the suction box is connected.

Furthermore, the dust hood with the supporting part joint links to each other.

Further, the brake mechanism includes a brake portion and an operation portion;

braking portion locates including fixed first joint portion on the support body and slide and locate second joint portion on the mounting panel, the operating portion orders about second joint portion with first joint portion meshing, in order to restrict the action of support body.

Further, second joint portion includes connecting block, guide bar and joint end, at least one the connecting block sets up on the mounting panel, the one end of guide bar slides and locates on the connecting block, just the other end of guide bar is connected the joint end.

Further, the guide rod is sleeved with an elastic piece, and the elastic piece is located between the connecting block and the clamping end to drive the clamping end to reset.

Further, the operating part comprises a driving part arranged on the mounting plate and a matching part arranged at the clamping end;

the driving piece is arranged on the mounting plate through the rotation of the shaft rod, and the driving piece is abutted against the matching piece and drives the matching piece to drive the clamping end to slide.

Furthermore, an operating rod is arranged on one side of the driving piece.

Furthermore, the cross beam is provided with a helical tooth structure.

Compared with the prior art, the utility model has the following advantages:

(1) according to the laser cutting device, the structure of the beam is set to be rectangular, the through groove is formed in the beam, and the beam is provided with the reinforcing inner rib, so that the structural strength of the beam is further improved; meanwhile, the dust collection mechanism is arranged on the laser cutting machine, so that the cut waste can be cleaned in time in the cutting process, and the cutting effect is ensured; in addition, the device is also provided with a braking mechanism which can brake the cross beam in time when special conditions are met in the moving process of the cross beam.

(2) The dust collection part is in a form of matching the dust collection cover and the dust collection box, and the dust collection part is simple in structure and convenient to implement.

(3) The dust hood and the supporting part are connected in a clamping manner, and the dust hood is simple in structure and convenient to design.

(4) The braking portion adopts the form of first joint portion and the meshing of second joint portion, realizes the braking to the support body, and its structure is convenient for design and is implemented, and braking effect is good.

(5) The elastic piece is arranged between the connecting block and the clamping end, so that the clamping end can be reset conveniently; meanwhile, the guide rod is arranged, so that the smoothness of resetting of the clamping end can be ensured.

(6) Through the cooperation of driving piece and fitting piece, realize the drive to the joint end, its simple structure, the design of being convenient for.

(7) The operating rod is arranged on the driving piece, so that labor can be further saved.

(8) The beam is provided with the helical tooth structure, so that the connecting effect between the beam and the laser cutting machine can be further improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic view of the overall structure of a laser cutting apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a beam structure according to an embodiment of the utility model;

FIG. 3 is a schematic view of a portion of an internal structure of a beam according to an embodiment of the utility model;

FIG. 4 is a schematic view of a vacuum mechanism from a perspective of an embodiment of the present invention;

FIG. 5 is a schematic view of a vacuum mechanism from another perspective according to an embodiment of the present invention;

FIG. 6 is a schematic view of a braking mechanism according to an embodiment of the present invention;

fig. 7 is an enlarged view of fig. 6.

Description of reference numerals:

1. an external device; 11. mounting a plate;

2. a frame body; 21. a cross beam; 211. a rectangular through hole; 212. reinforcing the inner ribs; 213. a connecting portion; 214. a helical rack; 22. attaching a beam; 23. supporting a tube;

3. a dust suction mechanism; 31. a support frame; 32. a dust suction part; 321. a dust hood; 322. a dust collection box; 323. connecting a pipeline; 324. a clamping block;

4. a brake mechanism; 41. a brake section; 411. a gear; 412. connecting blocks; 413. a guide bar; 314. straight rack; 415. an elastic member; 42. an operation section; 421. a cam; 422. a roller; 423. an operating lever.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "back", etc. appear, they are based on the orientation or positional relationship shown in the drawings and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The embodiment relates to a laser cutting device, which comprises a frame body 2, a dust suction mechanism 3 and a braking mechanism 4 for limiting the frame body 2. Wherein,

the frame body 2 has a cross beam 21 for supporting the laser cutting machine, and is connected in the auxiliary beam 22 on one side of the cross beam 21, the top of the cross beam 21 is provided with the laser cutting machine, the bottom of the cross beam 21 is extended with two connecting parts 213, the cross beam 21 is slidably arranged on the external device 1 through the connecting parts 213, the cross beam 21 is rectangular, a rectangular through hole 211 is formed in the cross beam 21, a plurality of reinforcing inner ribs 212 are arranged in the rectangular through hole 211, and the auxiliary beam 22 is connected on one side of the cross beam 21 through a supporting tube 23.

On dust absorption mechanism 3 located laser cutting machine, dust absorption mechanism 3 includes supporting part and dust absorption portion 32, and the supporting part passes through external fastener and sets up the one side at laser cutting machine, and the one end and the supporting part of dust absorption portion 32 are connected, and the other end setting of dust absorption portion 32 is on laser cutting machine.

The brake mechanism 4 is provided on the mounting plate 11 of the external device 1 and is urged to abut against the frame body 2 to restrict the movement of the frame body 2.

In the laser cutting device of the embodiment, the structure of the cross beam 21 is set to be rectangular, the through groove is formed in the cross beam 21, and the reinforcing inner rib 212 is provided, so that the structural strength of the cross beam 21 is further improved; meanwhile, the dust suction mechanism 3 is arranged on the laser cutting machine, so that the cutting waste can be cleaned in time in the cutting process, and the cutting effect is ensured. In addition, the device is also provided with a braking mechanism 4 which can brake the cross beam 21 in time when special conditions are met in the moving process of the cross beam 21.

Based on the above-mentioned overall structure, an exemplary structure of the laser cutting device of the present embodiment is shown in fig. 1, where the connecting portions 213 extend downward from the left and right ends of the bottom of the cross beam 21, and the whole cross beam 21 is slidably disposed on the external device 1 through the two connecting portions 213. Referring to fig. 2 and 3, the cross section of the cross beam 21 is rectangular, so that the structural strength of the cross beam 21 can be improved as a whole, and meanwhile, an inclined plane is arranged at the position of the upper left corner of the cross beam 21, so that the laser cutting machine can be conveniently arranged. And the middle part of the cross beam 21 is penetrated with a rectangular through hole 211, so that the weight of the structure of the cross beam 21 can be reduced, and meanwhile, in order to ensure the structural strength of the cross beam 21, a plurality of reinforcing inner ribs 212 are arranged at intervals in the cross beam 21, so that the structure of the cross beam 21 can be ensured while the weight of the cross beam 21 is reduced.

In order to further increase the structural stability of the cross beam 21, as shown in fig. 2, an auxiliary beam 22 is disposed at the rear side of the cross beam 21, the auxiliary beam 22 is connected to the cross beam 21 through four support tubes 23, and small reinforcing ribs are disposed on the auxiliary beam 22, so that the right side of the cross beam 21 can be supported while the structural strength of the auxiliary beam is ensured, and the structural strength of the cross beam 21 is increased. The number of the support tubes 23 is not particularly limited, and may be set according to actual conditions.

In this embodiment, a helical tooth structure is disposed on the top of the cross beam 21, specifically referring to the structure in fig. 2, a helical rack 214 extending along the length direction of the cross beam 21 is disposed on the front side of the top of the cross beam 21, and the helical rack 214 is matched with a helical gear disposed on a speed reducer on the laser cutting machine, so as to drive the laser cutting machine to slide on the cross beam 21. Wherein, adopt helical rack 214 and helical gear meshing's form, realize being connected between the two, for straight tooth structure among the prior art, the helical tooth has higher contact rate (effectual contact tooth is many) than the straight tooth to can improve bearing capacity, and the helical tooth noise of operation is little, especially high-speed operation, and the product has good operation stability and the associated noise reduction effect.

In the laser cutting process of the laser cutting machine, dust and residue may be generated to affect the cutting effect, for this reason, the dust suction mechanism 3 is disposed on the laser cutting machine, specifically, as shown in fig. 4 and 5, the supporting portion of the dust suction mechanism 3 is a supporting frame 31 disposed near the cutting head of the laser cutting machine, and the supporting frame 31 is fixedly connected to the laser cutting machine through an external fastener. The external fastening member may be configured as a bolt, and the like, and is not limited herein.

The dust suction part 32 is connected to the open side of the supporting frame 31, the dust suction part 32 includes a dust suction cover 321 disposed on the supporting part, and a dust suction box 322 disposed at one end of the laser cutting machine, and the dust suction cover 321 is connected to the dust suction box 322 through a connecting pipeline 323. Wherein, dust absorption case 322 sets up at laser cutting machine's top to can make whole dust absorption mechanism 3 remove timely completion dust absorption process along with laser cutting machine's cutting, with garbage collection, avoid the residual effect cutting of waste material. Wherein, the form that adopts the joint between suction hood 321 and the supporting part links to each other, still by shown in fig. 5, is equipped with joint piece 324 in the both sides of carriage 31, and suction hood 321 is connected on carriage 31 through two forms with two joint piece 324 joints, adopts the form of joint, can conveniently dismantle and change.

In order to prevent an emergency from occurring during use of the apparatus, as shown in fig. 6 and 7, the apparatus is further provided with a brake mechanism 4 for braking the movement of the cross member 21. The brake mechanism 4 includes a brake unit 41 and an operation unit 42, and the operation of the brake unit 41 is actuated by the operation unit 42 to perform emergency braking on the cross beam 21. Braking portion 41 includes the fixed first joint portion of locating on support body 2 and the second joint portion of locating on mounting panel 11 that slides, and operating portion 42 orders about second joint portion and the meshing of first joint portion, in order to restrict the action of support body 2.

As a preferred embodiment, as shown in fig. 7, the first engaging portion is provided as a gear 411, and the gear 411 is fixedly provided on one side of the cross beam 21. And the second catching portion includes a connection block 412, a guide rod 413, and a catching end. Specifically, two connecting blocks 412 are fixedly arranged on the mounting plate 11 of the external device 1, a guide rod 413 is slidably arranged on each connecting block 412, and the other end of each guide rod 413 is connected with a clamping end, wherein the clamping end is provided with a spur rack 314 corresponding to the gear 411, and the operation part 42 drives the spur rack 314 to slide towards the gear 411 until the spur rack 314 is meshed with the gear 411, so that the locking of the gear 411 is completed, and the braking of the cross beam 21 is completed.

Also as shown in fig. 7, an elastic member 415 is sleeved on the guiding rod 413, and the elastic member 415 is located between the connecting block 412 and the clamping end to drive the resetting of the clamping end after the braking is completed. As shown in the figure, elastic component 415 adopts the extension spring, two extension springs overlap respectively and establish on two guide bars 413, and one side of connecting block 412 is connected to the one end of extension spring, one side of spur rack 314 is connected to the other end of extension spring, when the contact braking, operating portion 42 withdraws the drive power to spur rack 314, and spur rack 314 is under the effect of extension spring, along with guide bar 413 along connecting block 412 slide reset, wherein set up guide bar 413, can be at spur rack 314 slip in-process, fix a position the removal of rack, guarantee the gliding smoothness of spur rack 314 simultaneously.

In addition, the structure of the operation portion 42 in the present embodiment is as shown in fig. 6 and 7, and the operation portion 42 includes a driving member provided on the mounting plate 11, and a mating member provided on the above-mentioned click end. The matching piece is of a roller 422 structure, the roller 422 is rotatably connected to one side of the spur rack 314, the driving piece is a cam 421, the cam 421 is rotatably arranged on the mounting plate 11 through a shaft rod and corresponds to the position of the roller 422, the cam 421 abuts against the roller 422, and in the rotating process of the cam 421, the roller 422 can be driven to drive the spur rack 314 to slide, so that the gear 411 is close to or far away from the cross beam 21, and braking or contact braking is realized. In order to facilitate driving the cam 421, an operation rod 423 is disposed at an axial position of the cam 421, so that the cam 421 can be driven to rotate while saving labor.

In addition, in order to ensure better braking effect, the braking mechanisms 4 are arranged on the two sides of the cross beam 21, so that the two sides of the cross beam 21 can be braked simultaneously, the braking effect is better compared with the situation that the braking mechanism 4 is arranged on one side of the cross beam 21, but the operability is slightly poorer than the situation that the braking mechanism 4 is arranged on one side of the cross beam 21, the arrangement of the braking mechanism 4 is not further limited, and the braking mechanism can be arranged according to actual conditions.

The laser cutting device of this embodiment, cutting process, laser cutting machine can remove along crossbeam 21, and in addition, crossbeam 21 can slide along outside equipment, has wholly improved cutting efficiency. Meanwhile, the dust suction mechanism 3 is added into the device, dust and waste materials can be removed in time in the cutting process, so that the cutting effect is better guaranteed, and meanwhile, the pollution of the surrounding environment is avoided, and the health of workers is influenced. In addition, in order to prevent emergency, the braking mechanisms 4 are arranged on two sides of the cross beam 21, so that the movement of the cross beam 21 can be manually braked at any time.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A laser cutting device, characterized in that: comprises a frame body (2), a dust absorption mechanism (3) and a brake mechanism (4) for limiting the frame body (2); wherein,

the frame body (2) is provided with a cross beam (21) for supporting a laser cutting machine and an auxiliary beam (22) connected to one side of the cross beam (21), the laser cutting machine is arranged at the top of the cross beam (21), two connecting parts (213) extend from the bottom of the cross beam (21), the cross beam (21) is arranged on external equipment (1) in a sliding mode through the connecting parts (213), the cross beam (21) is rectangular, rectangular through holes (211) are formed in the cross beam (21), a plurality of reinforcing inner ribs (212) are arranged in the rectangular through holes (211), and the auxiliary beam (22) is connected to one side of the cross beam (21) through supporting tubes (23);

the dust collection mechanism (3) is arranged on the laser cutting machine, the dust collection mechanism (3) comprises a supporting part and a dust collection part (32), the supporting part is arranged on one side of the laser cutting machine through an external fastening piece, one end of the dust collection part (32) is connected with the supporting part, and the other end of the dust collection part (32) is arranged on the laser cutting machine;

the brake mechanism (4) is arranged on the mounting plate (11) of the external device (1) and is driven to be capable of being abutted against the frame body (2) so as to limit the movement of the frame body (2).

2. The laser cutting device according to claim 1, wherein: dust absorption portion (32) are including locating dust cage (321) of supporting part, and locate dust suction box (322) of laser cutting machine one end, dust cage (321) through connecting tube (323) with dust suction box (322) are connected.

3. The laser cutting device according to claim 2, wherein: the dust hood (321) is connected with the supporting part in a clamping mode.

4. The laser cutting device according to claim 1, wherein: the brake mechanism (4) comprises a brake part (41) and an operation part (42);

braking portion (41) are including fixed locating first joint portion on support body (2) is located with the slip second joint portion on mounting panel (11), operation portion (42) orders about second joint portion with first joint portion meshing, in order to restrict the action of support body (2).

5. The laser cutting device according to claim 4, wherein: second joint portion includes connecting block (412), guide bar (413) and joint end, at least one connecting block (412) set up on mounting panel (11), the one end of guide bar (413) is slided and is located on connecting block (412), just the other end of guide bar (413) is connected the joint end.

6. The laser cutting device according to claim 5, wherein: the guide rod (413) is sleeved with an elastic (415) part, and the elastic (415) part is located between the connecting block (412) and the clamping end to drive the clamping end to reset.

7. The laser cutting device according to claim 5, wherein: the operating part (42) comprises a driving part arranged on the mounting plate (11) and a matching part arranged at the clamping end;

the driving piece is arranged on the mounting plate (11) through the rotating shaft rod, and the driving piece is tightly abutted to the matching piece and drives the matching piece to drive the clamping end to slide.

8. The laser cutting apparatus according to claim 7, wherein: an operating rod (423) is arranged on one side of the driving piece.

9. The laser cutting device according to claim 1, wherein: the cross beam (21) is provided with a helical tooth structure.