CN211759297U - Laser cutting head of C axle area braking - Google Patents
Laser cutting head of C axle area braking Download PDFInfo
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- CN211759297U CN211759297U CN201922275754.9U CN201922275754U CN211759297U CN 211759297 U CN211759297 U CN 211759297U CN 201922275754 U CN201922275754 U CN 201922275754U CN 211759297 U CN211759297 U CN 211759297U
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Abstract
The utility model relates to a C-axis laser cutting head with brake, which comprises an A axis, a first reflector, a B axis, a mounting seat, a second reflector, a height follow-up mechanism and a laser cutting head, wherein the A axis, the B axis and the laser cutting head are mutually vertical, and the first reflector and the second reflector are respectively arranged at a corner between the A axis and the B axis and a corner between the B axis and the laser cutting head through a reflector bracket to form a Z-shaped light path; the laser cutting head is arranged on the mounting seat through the height follow-up mechanism, and the height follow-up mechanism drives the laser cutting head to move back and forth along with the height change of the workpiece forming surface in the direction of the light reflected by the second reflector. The utility model has reasonable structure, novel design and strong practicability, and the laser cutting head is driven to lift through the height follow-up mechanism, thereby improving the laser cutting precision; the laser cutting head and the height follow-up mechanism are quickly disassembled and assembled through the first magnetic base and the second magnetic base.
Description
Technical Field
The utility model relates to a laser cutting technical field, in particular to laser cutting head of C axle area braking.
Background
Laser cutting is a technology of utilizing a laser generator to generate laser, focusing the laser into a laser beam with high power density through a light path system, irradiating the laser beam on a workpiece, and rapidly processing the workpiece into high-precision products with various shapes and patterns. Particularly, the laser cutting machine using the fiber laser emits laser with better directivity, monochromaticity and frequency stability. The laser cutting head of the existing common laser cutting machine is not reasonable enough in structural design, the existing laser cutting head only moves on a two-dimensional plane and cannot lift along with the height change of the forming surface of a workpiece, the distance between the laser cutting head and the forming surface of the workpiece can change along with the movement of a laser head, the laser intensity irradiated on the forming surface of the workpiece is inconsistent, the precision and the quality of laser cutting are reduced, and the production requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a laser cutting head of C axle area braking, it can be along with the altitude variation of work piece profiled surface and go up and down in step.
In order to achieve the above purpose, the utility model provides a technical scheme does: a C-axis laser cutting head with a brake function comprises an A axis, a first reflector, a B axis, a mounting seat, a second reflector, a height follow-up mechanism and a laser cutting head, wherein the A axis, the B axis and the laser cutting head are mutually vertical, and the first reflector and the second reflector are respectively arranged at a corner between the A axis and the B axis and a corner between the B axis and the laser cutting head through reflector frames to form a Z-shaped light path; the laser cutting head is arranged on the mounting seat through a height follow-up mechanism, and the height follow-up mechanism drives the laser cutting head to move back and forth along with the height change of the workpiece forming surface in the direction of the light reflected by the second reflector.
In the technical scheme, the height follow-up mechanism comprises a follow-up motor, a transmission assembly, a lead screw guide rail module and a lifting seat which are sequentially connected, wherein the follow-up motor and the lifting seat are respectively arranged on two sides of a second reflector, the laser cutting head is fixed at the lower end of the lifting seat, the lead screw guide rail module is arranged on a mounting seat, the transmission assembly is arranged between the follow-up motor and the lead screw guide rail module, and the follow-up motor drives the lifting seat and the laser cutting head to move through the transmission assembly and the lead screw guide rail module.
In the technical scheme, the transmission assembly comprises a synchronous belt and synchronous wheels, the two synchronous wheels are respectively arranged on the drive end of the servo motor and a screw rod of the screw rod guide rail module, and the synchronous belt is arranged between the two synchronous wheels and positioned on the outer side of the second reflective mirror.
In the technical scheme, the lower extreme of lift seat has the mounting panel toward extending between second reflector and the laser cutting head, mounting panel central authorities are provided with the through-hole that supplies light to pass through, the lower extreme of mounting panel is provided with first magnetic base, the overhead corresponding second magnetic base that is provided with of laser cutting, realize the location installation through first magnetic base and second magnetic base between laser cutting head and the high follow-up mechanism.
In the technical scheme, the shaft A comprises a slip ring and a first torque motor which are coaxially arranged, the slip ring is fixed at the upper end of the first torque motor, a second torque motor is arranged in the shaft B, a central through hole for light to pass through is formed in the axle center of the first torque motor and the axle center of the second torque motor, a connecting seat fixedly connected with the second torque motor is arranged at the driving end below the first torque motor, the first torque motor drives the connecting seat and the second torque motor, the first reflective mirror rotates by taking the axis of the shaft A as the center, the mounting seat is arranged at the driving end of the second torque motor, and the second torque motor drives the mounting seat and the second reflective mirror, the height follow-up mechanism and the laser cutting head to rotate by taking the axis of the shaft B as the center.
In the technical scheme, the connecting seat is composed of an upper connecting block and a lower connecting block, the upper connecting block is fixed at the driving end of the first torque motor, the lower connecting block is L-shaped, the second torque motor is fixed at the lower end of the upper connecting block through the lower connecting block, and the first reflective mirror is fixed at the corner of the lower connecting block.
In the above technical scheme, the servo motor is a brake motor.
In the technical scheme, an organ pipe protecting sleeve is arranged between the mounting plate and the reflector frame, and protecting plates are arranged above the synchronous belt and the synchronous wheels.
In the technical scheme, the mounting seat is provided with the protective cover, and the second reflective mirror and the height follow-up mechanism are both positioned in the protective cover.
In the above technical scheme, the upper end of the shaft A is provided with a socket externally connected with a light source.
The utility model has the advantages of reasonable structure, novel design and strong practicability, the servo motor drives the laser cutting head to synchronously lift along with the height change of the forming surface of the workpiece, the lift height of the laser cutting head is adjusted in a servo mode, the laser cutting head can be accurately positioned and quickly stopped in the moving process through the brake motor, the laser cutting head is prevented from colliding with a machine table or the workpiece, the safety of the laser cutting head is protected, and the precision of laser cutting is improved; synchronous transmission between the servo motor and the lifting seat is realized through a synchronous belt and a synchronous wheel; the laser cutting head and the height follow-up mechanism are quickly disassembled and assembled through the first magnetic base and the second magnetic base.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic sectional structure of the present invention.
Fig. 3 is a schematic view of the structure with the protective cover removed.
Fig. 4 is a schematic structural view with the protective cover and the protective plate removed.
In the figure: 1. an optical fiber laser head; 3. a first reflective mirror; 4. a second torque motor; 5. a mounting seat; 6. a second reflective mirror; 7. a laser cutting head; 8. a protection plate; 9. a synchronizing wheel; 10. a synchronous belt; 11. a servo motor; 12. a protective cover; 13. a lifting seat; 14. a first magnetic base; 15. a second magnetic base; 16. a mirror frame; 17. a lead screw guide rail module; 18. an organ pipe protecting sleeve; 19. a screw rod; 20. a socket; 21. a slip ring; 22. a first torque motor; 23. an upper connecting block; 24. and a lower connecting block.
Detailed Description
The embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1-4, a C-axis laser cutting head with brake comprises an a-axis, a first reflective mirror 3, a B-axis, a mounting base 5, a second reflective mirror 6, a height follow-up mechanism and a laser cutting head 7, wherein the a-axis, the B-axis and the laser cutting head 7 are mutually perpendicular, and the first reflective mirror 3 and the second reflective mirror 6 are respectively arranged at a corner between the a-axis and the B-axis and a corner between the B-axis and the laser cutting head 7 through a reflective mirror frame 16 to form a Z-shaped light path; the laser cutting head 7 is arranged on the mounting base 5 through a height follow-up mechanism, and the height follow-up mechanism drives the laser cutting head 7 to move back and forth along with the height change of the workpiece forming surface in the direction of the light reflected by the second reflecting mirror 6.
The height follow-up mechanism comprises a follow-up motor 11, a transmission assembly, a lead screw guide rail module 17 and a lifting seat 13 which are sequentially connected, wherein the follow-up motor 11 and the lifting seat 13 are respectively arranged on two sides of the second reflective mirror 6, the laser cutting head 7 is fixed at the lower end of the lifting seat 13, the lead screw guide rail module 17 is arranged on the mounting seat 5, the transmission assembly is arranged between the follow-up motor 11 and the lead screw guide rail module 17, and the follow-up motor 11 drives the lifting seat 13 and the laser cutting head 7 to move through the transmission assembly and the lead screw guide rail module 17.
The transmission assembly comprises a synchronous belt 10 and synchronous wheels 9, the two synchronous wheels 9 are respectively arranged at the driving end of the servo motor 11 and on a screw rod 19 of the screw rod guide rail module 17, and the synchronous belt 10 is arranged between the two synchronous wheels 9 and positioned on the outer side of the second reflective mirror 6.
The lower extreme of seat 13 has the mounting panel toward extending between second reflector 6 and the laser cutting head 7, and mounting panel central authorities are provided with the through-hole that supplies light to pass through, and the lower extreme of mounting panel is provided with first magnetic base 14, and the last correspondence of laser cutting head 7 is provided with second magnetic base 15, realizes the location installation through first magnetic base 14 and second magnetic base 15 between laser cutting head 7 and the high follow-up mechanism.
The A shaft comprises a slip ring 21 and a first torque motor 22 which are coaxially arranged, the slip ring 21 is fixed at the upper end of the first torque motor 22, a second torque motor 4 is arranged in the B shaft, the axle centers of the first torque motor 22 and the second torque motor 4 are provided with a central through hole for light to pass through, a connecting seat fixedly connected with the second torque motor 4 is arranged at a driving end below the first torque motor 22, the first torque motor 22 drives the connecting seat and the second torque motor 4, the first reflective mirror 3 rotates by taking the axis of the A shaft as the center, the mounting seat 5 is arranged at the driving end of the second torque motor 4, and the second torque motor 4 drives the mounting seat 5 and the second reflective mirror 6, the height following mechanism and the laser cutting head 7 to rotate by taking the axis of the B shaft as the center. Drive B axle and laser cutting head 7 through first torque motor 22 and use the axis of A axle to rotate as the center, drive laser cutting head 7 through second torque motor 4 and use the axis of B axle to rotate as the center, improve the flexibility ratio of laser cutting head 7, improve the precision of laser cutting.
The connecting seat comprises last connecting block 23 and lower connecting block 24, goes up connecting block 23 and fixes the drive end at first torque motor 22, and lower connecting block 24 is the L style of calligraphy, and second torque motor 4 is fixed at the lower extreme of last connecting block 23 through connecting block 24 down, and first reflector 3 is fixed in the corner of connecting block 24 down. The servo motor 11 is a brake motor. An organ-type pipe protecting sleeve 18 is arranged between the mounting plate and the reflector frame 16, and a protecting plate 8 is arranged above the synchronous belt 10 and the synchronous wheel 9. The mounting seat 5 is provided with a protective cover 12, and the second reflective mirror 6 and the height follow-up mechanism are both positioned in the protective cover 12. The upper end of the A shaft is provided with a socket 20 of an external light source, the external light source is an optical fiber laser head 1, and the optical fiber laser head 1 is arranged at the upper end of a slip ring 21 through the socket 20.
In order to control the servo motor 11 to synchronously drive the laser cutting head to lift along with the height change of the workpiece forming surface, the laser cutting machine can preset three-dimensional parameters of the workpiece to be cut in a controller of a machine table, and the moving track of the laser cutting head is automatically controlled through the servo motor according to the preset parameters in the cutting process.
The utility model has the advantages of reasonable structure, novel design and strong practicability, the servo motor 11 drives the laser cutting head 7 to synchronously lift along with the height change of the forming surface of the workpiece, the lifting height of the laser cutting head 7 is adjusted in a servo mode, the laser cutting head 7 can be accurately positioned and quickly stopped in the moving process through the brake motor, the laser cutting head 7 is prevented from colliding with a machine table or the workpiece, the safety of the laser cutting head 7 is protected, and the precision of laser cutting is improved; synchronous transmission between a servo motor 11 and a lifting seat 13 is realized through a synchronous belt 10 and a synchronous wheel 9; the laser cutting head 7 and the height follow-up mechanism are quickly assembled and disassembled through the first magnetic base 14 and the second magnetic base 15.
The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications to the above embodiments are all within the scope of the present invention.
Claims (10)
1. A C-axis laser cutting head with a brake function is characterized by comprising an A axis, a first reflector, a B axis, a mounting seat, a second reflector, a height follow-up mechanism and a laser cutting head, wherein the A axis, the B axis and the laser cutting head are mutually vertical, and the first reflector and the second reflector are respectively arranged at a corner between the A axis and the B axis and a corner between the B axis and the laser cutting head through reflector frames to form a Z-shaped light path; the laser cutting head is arranged on the mounting seat through a height follow-up mechanism, and the height follow-up mechanism drives the laser cutting head to move back and forth along with the height change of the workpiece forming surface in the direction of the light reflected by the second reflector.
2. The laser cutting head with the C-axis brake as claimed in claim 1, wherein the height follow-up mechanism comprises a follow-up motor, a transmission assembly, a lead screw guide rail module and a lifting seat which are connected in sequence, the follow-up motor and the lifting seat are respectively arranged on two sides of the second reflective mirror, the laser cutting head is fixed at the lower end of the lifting seat, the lead screw guide rail module is arranged on the mounting seat, the transmission assembly is arranged between the follow-up motor and the lead screw guide rail module, and the follow-up motor drives the lifting seat and the laser cutting head to move through the transmission assembly and the lead screw guide rail module.
3. The laser cutting head with the brake function is characterized in that the transmission assembly comprises a synchronous belt and synchronous wheels, the two synchronous wheels are respectively arranged at the driving end of the servo motor and on a screw rod of the screw rod guide rail module, and the synchronous belt is arranged between the two synchronous wheels and is positioned on the outer side of the second reflective mirror.
4. The laser cutting head with the brake function according to claim 3, wherein a mounting plate extends from the lower end of the lifting seat to a position between the second reflector and the laser cutting head, a through hole for light to pass through is formed in the center of the mounting plate, a first magnetic seat is arranged at the lower end of the mounting plate, a second magnetic seat is correspondingly arranged on the laser cutting head, and the laser cutting head and the height follow-up mechanism are positioned and mounted through the first magnetic seat and the second magnetic seat.
5. The laser cutting head with the brake function for the C shaft according to claim 4, wherein the A shaft comprises a slip ring and a first torque motor which are coaxially arranged, the slip ring is fixed at the upper end of the first torque motor, the B shaft is internally provided with a second torque motor, a central through hole for light to pass through is formed in the shaft centers of the first torque motor and the second torque motor, a connecting seat fixedly connected with the second torque motor is arranged at the driving end below the first torque motor, the first torque motor drives the connecting seat and the second torque motor, the first reflective mirror rotates by taking the axis of the A shaft as the center, the mounting seat is arranged at the driving end of the second torque motor, and the second torque motor drives the mounting seat and the second reflective mirror, the height following mechanism and the laser cutting head to rotate by taking the axis of the B shaft as the center.
6. The laser cutting head with the brake for the C-axis is characterized in that the connecting seat is composed of an upper connecting block and a lower connecting block, the upper connecting block is fixed at the driving end of the first torque motor, the lower connecting block is L-shaped, the second torque motor is fixed at the lower end of the upper connecting block through the lower connecting block, and the first reflective mirror is fixed at the corner of the lower connecting block.
7. The C-axis laser cutting head with the brake as claimed in claim 6, wherein the servo motor is a brake motor.
8. The laser cutting head with the brake function on the C axis as claimed in claim 7, wherein an organ pipe protecting sleeve is arranged between the mounting plate and the reflector frame, and a protecting plate is arranged above the synchronous belt and the synchronous wheel.
9. The C-axis brake laser cutting head of claim 8, wherein the mounting base is provided with a protective cover, and the second reflective mirror and the height following mechanism are both positioned in the protective cover.
10. The C-axis laser cutting head with brake as claimed in claim 9, wherein the upper end of the a-axis is provided with a socket externally connected with a light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275754.9U CN211759297U (en) | 2019-12-18 | 2019-12-18 | Laser cutting head of C axle area braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275754.9U CN211759297U (en) | 2019-12-18 | 2019-12-18 | Laser cutting head of C axle area braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211759297U true CN211759297U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922275754.9U Active CN211759297U (en) | 2019-12-18 | 2019-12-18 | Laser cutting head of C axle area braking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211759297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985914A (en) * | 2022-05-30 | 2022-09-02 | 西南大学 | Cross sliding table laser cutting head |
-
2019
- 2019-12-18 CN CN201922275754.9U patent/CN211759297U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985914A (en) * | 2022-05-30 | 2022-09-02 | 西南大学 | Cross sliding table laser cutting head |
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