CN212217449U

CN212217449U - Annular light spot welding device for 500W optical fiber laser

Info

Publication number: CN212217449U
Application number: CN202020822108.XU
Authority: CN
Inventors: 叶超喜; 任俊闯; 李冲; 陈正
Original assignee: Wuhan Yiben Photoelectric Co ltd
Current assignee: Wuhan Yiben Photoelectric Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-12-25
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a 500 tile fiber laser annular facula welding set, which comprises a frame, the top center department of frame installs the welding seat, the symmetry is installed locating component on the welding seat, the mounting bracket is installed to the top bilateral symmetry of frame, the top both sides of mounting bracket are all fixed with the full anti-focusing mirror of annular through position control assembly, the top center department of mounting bracket is fixed with the laser source through the support, the bottom center department of support installs the beam expanding mirror, the top center department of mounting bracket is fixed with the glass position sleeve, the inside joint of glass position sleeve is fixed with the full anti-mirror of toper, the PLC controller is installed to bottom one side of frame, the internally mounted of PLC controller has the PLC controller. The utility model discloses novel structure thinks about ingeniously, makes the diameter of annular facula adjust according to actual need, great promotion the convenience of using.

Description

Annular light spot welding device for 500W optical fiber laser

Technical Field

The utility model relates to a laser welding technical field specifically is 500 watt fiber laser annular facula welding set.

Background

The optical fiber laser is a laser using rare earth element doped glass fiber as a gain medium, and can be developed on the basis of an optical fiber amplifier: under the action of pump light, high power density is easily formed in the optical fiber, so that the population inversion of the laser energy level of the laser working substance is caused, and when a positive feedback loop (forming a resonant cavity) is properly added, laser oscillation output can be formed. Fiber lasers have a wide range of applications including laser fiber communication, laser space telecommunications, industrial shipbuilding, automotive manufacturing, laser engraving laser marking laser cutting, printing and roll making, metal and nonmetal drilling/cutting/welding (brazing, quenching, cladding and deep welding), military and national defense security, medical instruments and equipment, large infrastructure, as pumping sources for other lasers, and the like.

The laser welding device is described in the novel patent CN205798707U laser welding device for forming an annular light spot on a working platform for placing a welding workpiece, and comprises: lifter, light source gatherer, annular support frame and optical device. The laser light source is incident on the conical surface of the conical total-reflection mirror through the light source leading-in device, is reflected to the annular total-reflection focusing mirror through the conical total-reflection mirror, and is focused and reflected on the working platform through the annular total-reflection focusing mirror to form an annular light spot. The arrangement of the optical device can form an annular light spot, the structure is simple, the operation is convenient in the welding process, and the yield of the welded workpieces is high. Meanwhile, the annular total-reflection focusing mirror and the annular support frame are fixedly connected with the lifting rod; the size of the annular light spot is changed by adjusting the relative height of the annular support frame and the working platform through adjusting the height of the lifting rod, so that the requirements of welding seams of different welding workpieces are met, and the cost is low. The relative height of the annular support frame and the working platform is adjusted by manually adjusting the height of the lifting rod to change the size of the annular light spot, the adjusting precision is low, and the quality of a formed product is influenced. Therefore, it is necessary to design a ring spot welding device of a 500 watt fiber laser.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a 500 watt fiber laser annular facula welding set, the device novel structure thinks about ingeniously, makes the diameter of annular facula adjust according to actual need, great promotion the convenience of using.

In order to achieve the above object, the utility model provides a following technical scheme: the 500W optical fiber laser annular light spot welding device comprises a rack, wherein a welding seat is installed at the center of the top of the rack, positioning components are symmetrically installed on the welding seat, mounting frames are symmetrically installed on two sides of the top of the rack, annular total-reflection focusing mirrors are fixed on two sides of the top of the mounting frames through position adjusting components, a laser source is fixed at the center of the top of the mounting frames through a support, a beam expanding mirror is installed at the center of the bottom of the support, a glass positioning sleeve is fixed at the center of the top of the mounting frames, a conical total-reflection mirror is fixedly clamped inside the glass positioning sleeve, a control panel is installed on one side of the bottom of the rack, a PLC is installed inside the control panel, and the control panel is electrically connected with the positioning components, the laser source and the;

the position adjusting assembly comprises a first cylinder seat, a first cylinder, a sliding rail, a sliding block, a distance sensor and an L-shaped mirror frame, the sliding rail is installed on two sides of the top of the mounting frame, the sliding block is connected to the sliding rail in a sliding mode, the L-shaped mirror frame is installed on the sliding block, an annular full-reverse focusing mirror is installed inside the L-shaped mirror frame, the first cylinder is fixed to the top of the mounting frame through the first cylinder seat, the telescopic end of the first cylinder is fixed to the center of the top of the L-shaped mirror frame, the distance sensor is installed on one side of the top of the L-shaped mirror frame, the distance sensor is electrically connected with the input end of the PLC, and the output end of the PLC is electrically connected.

Preferably, the positioning assembly comprises a second cylinder, a second cylinder seat and a chuck, the second cylinder seat is symmetrically arranged on two sides of the top of the welding seat, the second cylinder is arranged on the second cylinder seat, and the chuck is arranged at the telescopic end of the second cylinder.

Preferably, the top of the chuck is clamped and fixed with a rubber protective pad.

Preferably, the top of the rack is fixedly sleeved with a protective cover, and two sides of the protective cover are fixedly provided with a box door through hinges.

Preferably, universal self-locking wheels are installed at four corner positions of the bottom of the rack.

The utility model has the advantages that:

1. the distance between the top of the L-shaped mirror frame and the bottom end of the top of the mounting frame can be monitored accurately through the arranged distance sensor, when the height of the annular full-reverse focusing mirror needs to be adjusted, the first air cylinder works to drive the L-shaped mirror frame to move on the slide rail, the installation height of the annular full-reverse focusing mirror can be adjusted accurately through the arranged distance sensor, the diameter of an annular light spot can be adjusted according to actual needs, and the use convenience is greatly improved;

2. the product that will need the welded is placed in the center department of welding seat, makes the work of second cylinder through controlling the control panel, drives the chuck and presss from both sides tightly in the both sides of product, can guarantee the stability of product location, prevents to shift at welded in-process product, influences product welding quality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall plane structure of the present invention;

FIG. 2 is a schematic view of the position adjustment assembly of the present invention;

FIG. 3 is a schematic plan view of the positioning assembly of the present invention;

FIG. 4 is a schematic view of a sectional plane structure of the control panel of the present invention;

reference numbers in the figures: 1. a frame; 2. a universal self-locking wheel; 3. a mounting frame; 4. welding a base; 5. a positioning assembly; 6. a control panel; 7. a conical total reflection mirror; 8. a glass positioning sleeve; 9. a beam expander; 10. a laser source; 11. a support; 12. a position adjustment assembly; 13. a protective cover; 14. a box door; 15. an annular total reflection focusing mirror; 16. a first cylinder block; 17. a first cylinder; 18. a slide rail; 19. a slider; 20. a distance sensor; 21. an L-shaped frame; 22. a second cylinder; 23. a second cylinder block; 24. a chuck; 25. a rubber protective pad; 26. a PLC controller.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-4.

Given by fig. 1-4, the utility model provides the following technical scheme: A500W optical fiber laser annular light spot welding device comprises a rack 1, wherein a welding seat 4 is installed at the center of the top of the rack 1, positioning components 5 are symmetrically installed on the welding seat 4, mounting frames 3 are symmetrically installed at two sides of the top of the rack 1, annular total reflection focusing mirrors 15 are fixed on two sides of the top of the mounting frames 3 through position adjusting components 12, a laser source 10 is fixed at the center of the top of the mounting frames 3 through a support 11, a beam expanding mirror 9 is installed at the center of the bottom of the support 11, a glass positioning sleeve 8 is fixed at the center of the top of the mounting frames 3, a conical total reflection mirror 7 is fixed inside the glass positioning sleeve 8 in a clamping mode, a control panel 6 is installed at one side of the bottom of the rack 1, a PLC (programmable logic controller) 26 is installed inside the control panel 6, the control panel 6 is electrically connected with the positioning components 5, the laser source 10 and the position adjusting components 12, the laser source 10 works, the, the laser beam is horizontally reflected to an annular total-reflection focusing mirror 15 through a conical total-reflection mirror 7, and is finally focused and reflected on the welding seat 4 through the annular total-reflection focusing mirror 15 to form an annular light spot;

the position adjusting assembly 12 comprises a first cylinder seat 16, a first cylinder 17, a slide rail 18, a slide block 19, a distance sensor 20 and an L-shaped mirror frame 21, the slide rail 18 is installed on two sides of the top of the mounting frame 3, the slide rail 18 is connected with the slide block 19 in a sliding manner, the L-shaped mirror frame 21 is installed on the slide block 19, the annular full-reflection focusing lens 15 is installed inside the L-shaped mirror frame 21, the first cylinder 17 is fixed on the top of the mounting frame 3 through the first cylinder seat 16, the telescopic end of the first cylinder 17 is fixed at the center of the top of the L-shaped mirror frame 21, the distance sensor 20 is installed on one side of the top of the L-shaped mirror frame 21, the distance sensor 20 is electrically connected with the input end of the PLC 26, the output end of the PLC 26 is electrically connected with the first cylinder 17, the distance between the top of the L-shaped mirror frame 21 and the bottom end of the top of the mounting frame 3 can, the first air cylinder 17 works to drive the L-shaped mirror bracket 21 to move on the slide rail 18, and the distance sensor 20 is arranged in a matched manner, so that the installation height of the annular full-reflection focusing mirror 15 can be accurately adjusted, the diameter of an annular light spot can be adjusted according to actual needs, and the use convenience is greatly improved.

Positioning assembly 5 includes second cylinder 22, second cylinder block 23 and chuck 24, the top both sides at welding seat 4 are installed to second cylinder block 23 symmetry, install second cylinder 22 on the second cylinder block 23, install chuck 24 on the flexible end of second cylinder 22, place the center department at welding seat 4 with needs welded product, make second cylinder 22 work through controlling control panel 6, it presss from both sides tightly in the both sides of product to drive chuck 24, can guarantee the stability of product location, prevent to shift at welded in-process product, influence product welding quality.

The top of the clamping head 24 is clamped and fixed with a rubber protective pad 25 to prevent the clamping head 24 from directly contacting with a product.

The top of the frame 1 is fixedly sleeved with a protective cover 13, and two sides of the protective cover 13 are fixedly provided with a box door 14 through hinges, so that the protective cover has a protective effect.

Four corner positions of the bottom of the frame 1 are provided with universal self-locking wheels 2, so that the movement is convenient.

The utility model discloses during the use, the distance between the top of L shape mirror holder 21 and the top bottom of mounting bracket 3 is convenient for accurate control through the distance sensor 20 that sets up, when needs carry out the height adjustment with annular full anti-focusing mirror 15, first cylinder 17 work drives L shape mirror holder 21 and moves on slide rail 18 to the distance sensor 20 that the cooperation set up, the installation height of the full anti-focusing mirror 15 of accurate regulation of being convenient for, make the diameter of annular facula can adjust according to actual need, great promotion convenience of use;

the product that will need the welded is placed in the center department of weld holder 4, makes second cylinder 22 work through controlling control panel 6, drives chuck 24 and presss from both sides tightly in the both sides of product, can guarantee the stability of product location, prevents to shift at welded in-process product, influences product welding quality.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1.500 annular facula welding set of fiber laser, including frame (1), its characterized in that: the welding seat (4) is installed at the top center of the rack (1), the positioning component (5) is symmetrically installed on the welding seat (4), the mounting rack (3) is installed at the top bilateral symmetry of the rack (1), the top two sides of the mounting rack (3) are fixed with annular full-reverse focusing mirrors (15) through the position adjusting components (12), the top center of the mounting rack (3) is fixed with a laser source (10) through a support (11), the beam expander (9) is installed at the bottom center of the support (11), the top center of the mounting rack (3) is fixed with a glass positioning sleeve (8), the inner clamping of the glass positioning sleeve (8) is fixed with a conical full-reverse mirror (7), the control panel (6) is installed at one side of the bottom of the rack (1), and the PLC controller (26) is installed inside the control panel (6), the control panel (6) is electrically connected with the positioning assembly (5), the laser source (10) and the position adjusting assembly (12);

the position adjusting assembly (12) comprises a first cylinder seat (16), a first cylinder (17), a sliding rail (18), a sliding block (19), a distance sensor (20) and an L-shaped mirror frame (21), the sliding rail (18) is installed on two sides of the top of the installation frame (3), the sliding block (19) is connected onto the sliding rail (18) in a sliding mode, the L-shaped mirror frame (21) is installed on the sliding block (19), an annular full-reflection focusing mirror (15) is installed inside the L-shaped mirror frame (21), the first cylinder (17) is fixed to the top of the installation frame (3) through the first cylinder seat (16), the telescopic end of the first cylinder (17) is fixed to the center of the top of the L-shaped mirror frame (21), the distance sensor (20) is installed on one side of the top of the L-shaped mirror frame (21), and the distance sensor (20) is electrically connected with the input end of a PLC (, the output end of the PLC (26) is electrically connected with the first air cylinder (17).

2. The 500 watt fiber laser annular spot welding device according to claim 1, characterized in that: the positioning assembly (5) comprises a second cylinder (22), a second cylinder seat (23) and a chuck (24), the second cylinder seat (23) is symmetrically arranged on two sides of the top of the welding seat (4), the second cylinder (22) is arranged on the second cylinder seat (23), and the chuck (24) is arranged on the telescopic end of the second cylinder (22).

3. The 500 watt fiber laser annular spot welding device according to claim 2, characterized in that: and a rubber protective pad (25) is clamped and fixed at the top of the clamping head (24).

4. The 500 watt fiber laser annular spot welding device according to claim 1, characterized in that: the top of the rack (1) is fixedly sleeved with a protective cover (13), and two sides of the protective cover (13) are fixedly provided with a box door (14) through hinges.

5. The 500 watt fiber laser annular spot welding device according to claim 1, characterized in that: four corner positions at the bottom of the frame (1) are provided with universal self-locking wheels (2).