CN215728940U

CN215728940U - Coaxial optical device coupling device capable of automatically adjusting parallelism

Info

Publication number: CN215728940U
Application number: CN202122244274.3U
Authority: CN
Inventors: 蔡绍鹏; 梅涛; 张露
Original assignee: Wuhan Yusheng Photoelectric Co ltd
Current assignee: Wuhan Yusheng Photoelectric Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-01
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a coaxial optical device coupling device capable of automatically adjusting parallelism, which comprises an electric rotating table, an A-axis electric swing table, a coupling table base, an X-axis electric translation table, a gap adjusting assembly, a Z-axis electric translation table, an upper chuck fixing seat, an upper chuck, a Z-axis assembly mounting upright post, a Y-axis electric translation table and a B-axis electric swing table, wherein the gap adjusting assembly comprises a leveling assembly fixing seat, a reading head fixing seat, a jacking air cylinder, a lower chuck fixing seat extension plate, a sliding block device, a lower chuck, a grating ruler steel belt, a lower chuck fixing seat, a grating ruler reading head, a spring and a limiting blocking part. The utility model can realize the adjustment of the size and the parallelism of the gap between the raw materials, realize the position adjustment of five degrees of freedom, realize the coupling manufacture of high-end products, greatly improve the one-time passing rate of the coupling procedure and the production efficiency of the whole flow, improve the consistency and the stability of the products and reduce the production cost of the high-end products.

Description

Coaxial optical device coupling device capable of automatically adjusting parallelism

Technical Field

The utility model belongs to the field of optical device manufacturing, and particularly relates to a coaxial optical device coupling device capable of automatically adjusting parallelism, which is suitable for adjusting the parallelism recoupling between two parts of materials before laser welding.

Background

Currently, the LD coupling welding process in the back-end manufacturing process of optical device products is a key process, and the coupling manufacturing process of conventional products, whether two-piece products or three-piece products, is mature, but the problem of sudden reduction of optical power of products after laser welding still exists, and the conventional method is to rework or repair the part of products to meet the photoelectric performance requirements of the products. It is known that after the coupling is completed and before the laser welding, the size of the gap between the upper and lower materials, the parallelism and the like have a great influence on the optical power of the product during the welding process. The existing high-end product puts forward higher requirements on the change of the optical power of the product after laser welding, directly causes the low yield of the product in the coupling process, and has increasingly prominent problem, thus hindering the improvement of the yield of the product and the reduction of the production cost.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a coaxial optical device coupling device capable of automatically adjusting parallelism, so that reworking, repair and product scrap of coupling procedures are reduced, the production efficiency is improved, and the production cost is reduced.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a coaxial optical device coupling device capable of automatically adjusting parallelism comprises an electric rotating table, wherein a coupling table base is arranged on the electric rotating table, a fixing part of an A-axis electric swing table is arranged on the coupling table base, a rotating part of the A-axis electric swing table is connected with a fixing part of a B-axis electric swing table, a rotating part of the B-axis electric swing table is connected with a fixing part of an X-axis electric translation table, and a moving part of the X-axis electric translation table is connected with a fixing part of a Y-axis electric translation table; the moving part of the Y-axis electric translation table is connected with the gap adjusting assembly; the bottom of Z axle subassembly installation stand is connected with coupling platform base, is provided with the electronic translation platform of Z axle on the Z axle subassembly installation stand, and the removal portion and the last chuck fixing base of the electronic translation platform of Z axle are connected, go up and be provided with the chuck on the chuck fixing base, go up the chuck and lie in the top of the lower chuck of gap adjustment subassembly.

The gap adjusting assembly comprises a leveling assembly fixing seat, a slider device is arranged on the leveling assembly fixing seat, a longitudinal sliding portion of the slider device is connected with a lower chuck fixing seat, a lower chuck is arranged on the lower chuck fixing seat, a lower chuck fixing seat extension plate is connected with the lower chuck fixing seat, a grating ruler steel strip is further arranged on the side face of the longitudinal sliding portion of the slider device, a grating ruler read head and the grating ruler steel strip which are arranged on the read head fixing seat face to face, the read head fixing seat is connected with the leveling assembly fixing seat, a fixing portion of a jacking cylinder is connected with the leveling assembly fixing seat, a telescopic rod of the jacking cylinder is positioned below the lower chuck fixing seat extension plate, a limiting stop portion is arranged above the lower chuck fixing seat extension plate and connected with the leveling assembly fixing seat, and a spring is arranged between the leveling assembly fixing seat and the lower chuck fixing seat.

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

1. the size and the parallelism of a gap between the first raw material and the second raw material can be adjusted;

2. the amplitude and the number ratio of the reduced optical power after laser welding can be reduced by adjusting the parallelism and the gap size between the first raw material and the second raw material;

3. the position adjustment with five degrees of freedom can be realized, the coupling manufacture of high-end products can be realized, the one-time pass rate of the coupling procedure and the production efficiency of the whole flow are greatly improved, the consistency and the stability of the products are also improved, and the production cost of the high-end products is reduced;

4. different raw materials of the optical device can be adapted by replacing different upper chucks and lower chucks.

Drawings

Fig. 1 is a schematic structural view of the present invention.

In the figure: the method comprises the following steps of 1-an electric rotating table, 2-A shaft electric swing table, 3-coupling table base, 4-X shaft electric translation table, 5-gap adjusting assembly, 6-Z shaft electric translation table, 7-upper chuck fixing seat, 8-upper chuck, 9-Z shaft assembly mounting upright column, 10-Y shaft electric translation table, 11-B shaft electric swing table and 12-second raw material.

Fig. 2 is a schematic structural view of the gap adjusting assembly.

In the figure: 501-a leveling component fixing seat, 502-a reading head fixing seat, 503-a jacking air cylinder, 504-a lower chuck fixing seat extension plate, 505-a sliding block device, 506-a first raw material, 507-a lower chuck, 508-a grating ruler steel strip, 509-a lower chuck fixing seat, 510-a grating ruler reading head and 511-a spring.

Detailed Description

The present invention will be described in further detail with reference to examples for the purpose of facilitating understanding and practice of the utility model by those of ordinary skill in the art, and it is to be understood that the present invention has been described in the illustrative embodiments and is not to be construed as limited thereto.

The utility model provides an automatic coaxial optical device coupling device of adjustment depth of parallelism, including electronic revolving stage 1, the electronic pendulum platform of A axle 2, coupling platform base 3, the electronic translation platform 4 of X axle, gap adjustment subassembly 5, the electronic translation platform 6 of Z axle, go up chuck fixing base 7, go up chuck 8, Z axle subassembly installation stand 9, the electronic translation platform 10 of Y axle, and the electronic pendulum platform 11 of B axle, gap adjustment subassembly 5 includes leveling subassembly fixing base 501, reading head fixing base 502, top tight cylinder 503, lower chuck fixing base extension board 504, slider device 505, lower chuck 507, grating ruler steel band 508, lower chuck fixing base, grating ruler reading head 510, spring 511, and spacing fender portion 512.

The coupling table base 3 is arranged on the electric rotating table 1 and can be driven by the electric rotating table 1 to do plane rotation movement, the fixing part of the A-axis electric swing table 2 is arranged on the coupling table base 3, the rotating part of the A-axis electric swing table 2 is connected with the fixing part of the B-axis electric swing table 11, the rotating part of the B-axis electric swing table 11 is connected with the fixing part of the X-axis electric translation table 4, and the moving part of the X-axis electric translation table 4 is connected with the fixing part of the Y-axis electric translation table 10; the moving part of the Y-axis electric translation table 10 is connected with the gap adjusting assembly 5; the bottom end of the Z-axis assembly mounting upright column 9 is connected with the coupling table base 3, the Z-axis assembly mounting upright column 9 is provided with a Z-axis electric translation table 6, the moving part of the Z-axis electric translation table 6 is connected with the upper chuck fixing seat 7, the upper chuck fixing seat 7 is provided with an upper chuck 8, the upper chuck 8 is positioned above the lower chuck 507 of the gap adjusting assembly 5, and the upper chuck 8 is used for clamping a second raw material 12.

The slider device 505 is arranged on the leveling component fixing seat 501, a longitudinal sliding part of the slider device 505 is connected with a lower chuck fixing seat 509, a lower chuck 507 is arranged on the lower chuck fixing seat 509, a lower chuck fixing seat extension plate 504 is connected with the lower chuck fixing seat 509, meanwhile, a grating ruler steel strip 508 is further arranged on the side surface of the longitudinal sliding part of the slider device 505, a grating ruler reading head 510 arranged on the reading head fixing seat 502 is arranged opposite to the grating ruler steel strip 508, and the reading head fixing seat 502 is connected with the leveling component fixing seat 501. The fixing part of the jacking cylinder 503 is fixed on the back of the leveling component fixing seat 501, the telescopic rod of the jacking cylinder 503 is positioned below the lower chuck fixing seat extension plate 504, the limiting stop part 512 is arranged above the lower chuck fixing seat extension plate 504, the limiting stop part 512 is connected with the leveling component fixing seat 501, a spring 511 is arranged between the leveling component fixing seat 501 and the lower chuck fixing seat 509, and the spring 511 can support the lower chuck fixing seat 509.

In the utility model, the X axis, the Y axis and the Z axis are vertical in pairs, the X axis direction and the Y axis direction are both parallel to the horizontal plane, the A axis and the B axis are also vertical to each other, and the central axes of the A axis and the B axis when swinging are both parallel to the horizontal plane.

A coaxial optical device coupling method capable of automatically adjusting parallelism comprises the following steps:

as shown in fig. 1 and fig. 2, a second raw material 12 is placed into an upper chuck 8 to be clamped and fixed, and a first raw material 506 is placed into a lower chuck 507 to be clamped and fixed, the first raw material 506 is energized to excite the second raw material 12 to emit laser, meanwhile, a piston rod of a jacking cylinder 503 extends out of a jacking lower chuck fixing base extension plate 504, the lower chuck fixing base extension plate 504 drives a lower chuck fixing base 509 to drive the lower chuck 507 and the first raw material 506 in the lower chuck 507 to move upwards together until the lower chuck fixing base extension plate 504 is blocked by a limit blocking part 512, at this time, the relative position between a grating ruler reading head 510 and a grating ruler steel strip 508 is set to zero, then the piston rod of the jacking cylinder 503 is released, the lower chuck fixing base 509 is supported by a spring 511 at the bottom, then an upper chuck 7 is driven by a Z-axis electric translation stage 6 to drive the upper chuck 8 and the second raw material 12 in the upper chuck 8 to move downwards to be directly above the first raw material 506, after the top surface of the first raw material 506 contacts the bottom surface of the second raw material 12, the Z-axis electric translation stage 6 continues to descend for a certain distance, the first raw material 506 moves downward, and simultaneously drives the lower chuck 507, the lower chuck fixing seat 509, the longitudinal sliding part of the slider device 505, and the grating ruler steel strip 508 to move downward for a certain distance, the spring 511 is compressed in the process, and the grating ruler reading head 510 reads the moving distance of the grating ruler steel strip 508. Then the rotation parts of the a-axis electric swing table 2 and the B-axis electric swing table 11 are controlled to rotate, in the process, the spring 511 continuously jacks up the lower chuck fixing seat 509, due to the limiting function of the longitudinal sliding part of the slider device 505, when the rotation parts of the a-axis electric swing table 2 and the B-axis electric swing table 11 deflect, the attaching state of the bottom surface of the second raw material 12 and the top surface of the first raw material 506 is different, and when the bottom surface of the second raw material 12 and the top surface of the first raw material 506 are completely attached, that is, in a parallel condition, the position value obtained by the grating ruler read head 510 is the smallest, the parallelism between the first raw material 506 and the second raw material 12 is better and better, and when the position value obtained by the grating ruler read head 510 is the smallest, the best parallelism between the first raw material 506 and the second raw material 12 is obtained. Then, the moving part of the Z-axis electric translation stage 6 moves upward to drive the upper chuck 8 and the second raw material 12 to move upward until a certain distance is left from the first raw material 506, the lower chuck fixing base extension plate 504 is jacked up by the jacking cylinder 503, and by adjusting the moving parts of the X-axis electric translation stage 4, the Y-axis electric translation stage 10 and the Z-axis electric translation stage 6, the first raw material 506 is emitted and the laser of the second raw material 12 is monitored, by monitoring the laser parameters, the optimal coupling position between the first raw material 506 and the second raw material is determined, and after the optimal coupling position is determined, the X-axis electric translation table 4, the Y-axis electric translation table 10 and the Z-axis electric translation table 6 stop moving, the coupling process is completed at this moment, and the next laser welding process of the first raw material 506 and the second raw material 12 is matched, so that the automatic parallelism adjusting and coupling welding process is completed.

The specific embodiments described herein are merely illustrative of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the utility model or exceeding the scope of the claims defined below.

Claims

1. A coaxial optical device coupling device capable of automatically adjusting parallelism comprises an electric rotating table (1) and is characterized in that a coupling table base (3) is arranged on the electric rotating table (1), a fixing part of an A-axis electric swing table (2) is arranged on the coupling table base (3), a rotating part of the A-axis electric swing table (2) is connected with a fixing part of a B-axis electric swing table (11), a rotating part of the B-axis electric swing table (11) is connected with a fixing part of an X-axis electric translation table (4), and a moving part of the X-axis electric translation table (4) is connected with a fixing part of a Y-axis electric translation table (10); the moving part of the Y-axis electric translation table (10) is connected with the gap adjusting assembly (5); the bottom end of a Z-axis assembly mounting upright post (9) is connected with a coupling table base (3), a Z-axis electric translation table (6) is arranged on the Z-axis assembly mounting upright post (9), the moving part of the Z-axis electric translation table (6) is connected with an upper chuck fixing seat (7), an upper chuck (8) is arranged on the upper chuck fixing seat (7), and the upper chuck (8) is positioned above a lower chuck (507) of a gap adjusting assembly (5).

2. The coaxial optical device coupling device capable of automatically adjusting parallelism according to claim 1, wherein the gap adjustment assembly (5) comprises a leveling assembly fixing seat (501), the slider device (505) is disposed on the leveling assembly fixing seat (501), the longitudinal sliding part of the slider device (505) is connected with a lower chuck fixing seat (509), the lower chuck (507) is disposed on the lower chuck fixing seat (509), the lower chuck fixing seat extension plate (504) is connected with the lower chuck fixing seat (509), the side surface of the longitudinal sliding part of the slider device (505) is further provided with a grating ruler steel strip (508), the grating ruler read head (510) mounted on the read head fixing seat (502) is disposed opposite to the grating ruler steel strip (508), the read head fixing seat (502) is connected with the leveling assembly fixing seat (501), and the fixing part of the jacking cylinder (503) is connected with the leveling assembly fixing seat (501), the telescopic rod of the jacking cylinder (503) is positioned below the lower chuck fixing seat extension plate (504), a limiting stop part (512) is arranged above the lower chuck fixing seat extension plate (504), the limiting stop part (512) is connected with the leveling component fixing seat (501), and a spring (511) is arranged between the leveling component fixing seat (501) and the lower chuck fixing seat (509).