Adjusting device for coupling of optical fiber and chip and coupling method

Abstract

The invention discloses an optical fiber and chip coupling adjusting device and a coupling method, the optical fiber and chip coupling adjusting device comprises a base, an X-axis lead screw sliding table and a Y-axis lead screw sliding table are sequentially arranged on the left side of the base from bottom to top, and the Y-axis lead screw sliding table is movably arranged at the upper end of the X-axis lead screw sliding table. According to the first adsorption mechanism, a first negative pressure hole and a communication groove in a first adsorption table are used for adsorption, the front end of an optical fiber array can be centered and clamped through combination of a first movable groove, a first clamping base and a first spring in the middle of the right side of a placement table, and it is ensured that the position of an optical fiber is stable through a double-fixing mode. The adsorption carrying table can be adaptively placed on the second adsorption table according to the specification of a chip, a second negative pressure hole in the second adsorption table, a third negative pressure hole in the adsorption carrying table, a communicating pipe and other structures can firmly adsorb the chip when the suction pump works, and meanwhile a second clamping base and a limiting block can further clamp the adsorption carrying table. Therefore, the chip is prevented from displacement or offset in the coupling process, and the reliable fixing effect greatly improves the coupling success rate.

Description

Technical Field

[0001] The present invention relates to the field of optical communication, and in particular to an adjustment device and a coupling method for optical fiber and chip coupling. Background Art

[0002] With the rapid development of modern optical communication technology and optoelectronic technology, the coupling technology of optical fiber and chip plays a vital role in many fields. For example, in the fields of high-speed data transmission, optical sensors and optical integrated circuits, efficient and stable coupling between optical fiber and chip is the key factor to achieve accurate signal transmission and normal operation of equipment.

[0003] In terms of fixing optical fibers and chips, existing technologies have defects. The existing fixing method is only a simple clamp fixation, which is not stable enough. During the coupling process, the optical fiber and chip are prone to slight displacement, thus affecting the coupling effect. Moreover, the existing device has poor adaptability to chips of different specifications. When coupling chips of different specifications is required, it is often necessary to replace the entire device or make complex adjustments, which increases the cost and complexity of operation. Summary of the invention

[0004] The object of the present invention is to provide an adjustment device and a coupling method for optical fiber and chip coupling to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] An adjustment device for coupling an optical fiber to a chip, comprising:

[0007] A base, on the left side of which an X-axis screw slide and a Y-axis screw slide are sequentially arranged from bottom to top, and the Y-axis screw slide is movably arranged at the upper end of the X-axis screw slide;

[0008] A movable table is movably arranged at the upper end of the Y-axis screw slide, a placement table is movably installed at the top of the movable table, and an adsorption mechanism 1 is arranged on the right side of the placement table;

[0009] A fixing seat is arranged at the upper right end of the base, and a second adsorption mechanism is movably arranged at the upper end of the fixing seat;

[0010] A driving mechanism 1 is arranged on the left side inside the fixing seat, and the driving mechanism 1 cooperates with the adsorption mechanism 2;

[0011] A second driving mechanism is arranged on the right side inside the fixing seat, and the second driving mechanism cooperates with the second adsorption mechanism.

[0012] In the present invention, a second screw rod is further arranged on the inner side of the middle part of the movable platform, clamping plates are movably installed at both ends of the second screw rod, and a second adjusting button is fixedly installed on one end of the second screw rod passing through the movable platform.

[0013] In the present invention, the adsorption mechanism includes an adsorption platform, which is fixedly installed on the right side of the placement platform, and a plurality of negative pressure holes are regularly arranged in the middle of the upper end of the adsorption platform, and a connecting groove connected to the negative pressure hole is arranged on the right side of the adsorption platform.

[0014] In the present invention, a movable groove 1 is further provided in the middle of the right side of the placing table, a clamping seat 1 is movably installed at both ends of the movable groove 1, and a spring 1 connected to the movable groove 1 is provided on the back of the clamping seat 1.

[0015] In the present invention, the adsorption mechanism 2 includes an adsorption platform 2, which is movably installed on the upper end of the fixed seat, and a plurality of negative pressure holes 2 are regularly arranged in the middle of the left side of the adsorption platform 2, and an adsorption platform is movably arranged on the upper end of the negative pressure hole 2, and a plurality of negative pressure holes 3 are regularly arranged on the upper end of the adsorption platform, and a connecting pipe connected with the negative pressure hole 3 is arranged on the left side of the adsorption platform.

[0016] In the present invention, a movable groove 2 is further provided in the middle of the top of the adsorption platform 2, and clamping seats 2 are movably installed at both ends of the movable groove 2, and a spring 2 connected to the movable groove 2 is provided on the back of the clamping seat 2.

[0017] In the present invention, the driving mechanism 1 includes a suction pump, which is arranged inside the lower left side of the fixed seat, an air outlet pipe is arranged at the air outlet end of the suction pump, an air inlet pipe is arranged at the air inlet end of the suction pump, a slot connected to the air inlet pipe is vertically arranged inside the left side of the fixed seat, and a plug matching the slot is arranged at the lower left side of the adsorption platform 2, and the other end of the plug is connected to the negative pressure hole 2.

[0018] In the present invention, the second driving mechanism includes a worm wheel, which is horizontally arranged at the lower inner side of the middle part of the fixed seat, and a worm screw meshing with the worm wheel is arranged on one side of the worm wheel, one end of the worm screw passes through the fixed seat and is fixedly installed with an adjusting button 1, a screw rod 1 is arranged at the middle top end of the worm wheel, and a movable sleeve threadedly connected to the screw rod 1 is arranged at the middle bottom end of the adsorption platform 2.

[0019] In the present invention, a limiting block is arranged on the front middle portion of the second clamping seat.

[0020] A coupling method for an adjustment device for coupling an optical fiber to a chip, comprising the following steps

[0021] Step 1: Place the placement table together with the adsorption table 1 on the upper end of the movable table, then twist the adjustment knob 2, the adjustment knob 2 drives the screw 2 to rotate, and then drives the two clamps to clamp the placement table. After the placement table and the adsorption table 1 are fixed, place the entire optical fiber array between the placement table and the upper end of the adsorption table 1, and the front end of the optical fiber array is clamped in the center by the clamping seat 1 on both sides;

[0022] Step 2: Place the adsorption platform that matches the chip specifications on the middle upper end of the negative pressure hole 2, keep the connecting tube facing the adsorption platform 1, and the other side abuts against the front of the limit block and is clamped in the middle by the two clamp seats 2, and then place the chip on the adsorption platform;

[0023] Step 3, turn the adjusting knob 1, the adjusting knob 1 drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel rotates and drives the screw 1 to rotate, when the screw 1 rotates, because the left side of the adsorption platform 2 is guided by the insert tube and the slot, it can be lifted and lowered linearly until the connecting pipe and the connecting slot are at the same level;

[0024] Step 4: Control the movable table to move horizontally along the Y-axis through the Y-axis screw slide until the connecting pipe and the connecting groove are in the same straight line, and then drive the movable table to move horizontally toward one side of the adsorption table 2 through the X-axis screw slide until the connecting pipe and the connecting groove are matched and sleeved;

[0025] Step five, start the suction pump, the suction pump adsorbs the adsorption platform through the negative pressure hole two, and because the negative pressure hole two in the middle position is connected with the negative pressure hole three on the adsorption platform, the chip is adsorbed and fixed by the negative pressure hole three at the same time, and because the connecting tube and the connecting groove are matched and sleeved, the negative pressure hole one adsorbs the front end of the optical fiber array at the same time, and then the optical fiber array and the chip are coupled and fixed by glue.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] 1. The present invention adopts a variety of effective methods to fix the optical fiber and the chip. For the optical fiber array, the adsorption mechanism 1 not only has a negative pressure hole 1 and a connecting groove on the adsorption platform 1 for adsorption, but also a combination of a movable groove 1, a clamp seat 1 and a spring 1 in the middle of the right side of the placement platform can clamp the front end of the optical fiber array in the center. The double fixing method ensures the stability of the optical fiber position. For the chip, the adsorption platform can be placed on the adsorption platform 2 according to the chip specifications. The negative pressure hole 2 on the adsorption platform 2, the negative pressure hole 3 of the adsorption platform and the connecting tube and other structures can firmly adsorb the chip when the suction pump is working. At the same time, the clamp seat 2 and the limit block can further clamp the adsorption platform, thereby ensuring that the chip will not be displaced or offset during the coupling process. This reliable fixing effect greatly improves the success rate of coupling;

[0028] 2. The present invention has strong adaptability in chip fixing. The adsorption carrier 18 can be selected according to the different specifications of the chip and placed at the middle upper end of the negative pressure hole 17. This design enables the device to flexibly cope with chips of various specifications. Whether it is a large or small chip, a suitable placement and fixing method can be found on this device. In the entire process of coupling the optical fiber and the chip, different coupling requirements can be met, which greatly improves the versatility of the device, reduces the trouble of replacing different coupling devices due to different chip specifications, reduces costs and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall front view structure of an adjustment device for coupling an optical fiber to a chip according to the present invention;

[0030] Figure 2 It is a schematic diagram of the overall side view structure of an adjustment device for coupling an optical fiber to a chip according to the present invention;

[0031] Figure 3 The present invention is an adjustment device for coupling optical fiber and chip Figure 1 An enlarged schematic diagram of A in FIG.

[0032] Figure 4 The present invention is an adjustment device for coupling optical fiber and chip Figure 1 An enlarged schematic diagram of point B in FIG.

[0033] Figure 5 The present invention is an adjustment device for coupling optical fiber and chip Figure 1 An enlarged schematic diagram of point C in FIG.

[0034] In the figure: 1. base; 2. X-axis screw slide; 3. Y-axis screw slide; 4. movable platform; 5. placement platform; 6. fixed seat; 7. screw rod two; 8. clamping plate; 9. adjusting button two; 10. adsorption platform one; 11. negative pressure hole one; 12. connecting groove; 13. movable groove one; 14. clamping seat one; 15. spring one; 16. adsorption platform two; 17. negative pressure hole two; 18. adsorption carrier; 19. negative pressure hole three; 20. connecting pipe; 21. movable groove two; 22. clamping seat two; 23. spring two; 24. suction pump; 25. exhaust pipe; 26. intake pipe; 27. slot; 28. insert; 29. ​​worm gear; 30. worm; 31. adjusting button one; 32. screw rod one; 33. movable sleeve; 34. limit block. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] like Figure 1-2 As shown, the present invention provides a technical solution:

[0037] An adjustment device for coupling an optical fiber to a chip comprises a base 1, an X-axis screw slide 2 and a Y-axis screw slide 3 are arranged on the left side of the base 1 from bottom to top, and the Y-axis screw slide 3 is movably arranged on the upper end of the X-axis screw slide 2;

[0038] In this embodiment, an X-axis screw slide 2 and a Y-axis screw slide 3 are arranged on the base 1. The arrangement of such a multi-axis screw slide can realize the precise movement of the movable table 4 in the X-axis and Y-axis directions on the horizontal plane. In step 4, the movable table 4 is precisely controlled to move horizontally along the Y-axis by the Y-axis screw slide 3, and then horizontally moves toward one side of the adsorption platform 2 16 by the X-axis screw slide 2. Such precise multi-axis movement helps to precisely align the optical fiber array with the chip, thereby improving the coupling accuracy.

[0039] like Figure 3 , Figure 4 and Figure 5As shown, a movable table 4 is movably arranged at the upper end of the Y-axis screw slide 3, a placing table 5 is movably installed at the top of the movable table 4, an adsorption mechanism 1 is arranged on the right side of the placing table 5, the adsorption mechanism 1 includes an adsorption table 10, the adsorption table 10 is fixedly installed on the right side of the placing table 5, a plurality of negative pressure holes 11 are regularly arranged in the middle of the upper end of the adsorption table 10, a connecting groove 12 connected to the negative pressure hole 11 is arranged on the right side of the adsorption table 10, a driving mechanism 1 is arranged on the left side inside the fixed seat 6, the driving mechanism 1 includes a suction pump 24, a suction pump 24 is arranged inside the lower left side of the fixed seat 6, an outlet pipe 25 is arranged at the outlet end of the suction pump 24, and the suction pump 24 is provided with a suction pipe 25. An air inlet pipe 26 is provided at the air inlet end, a slot 27 connected to the air inlet pipe 26 is vertically provided inside the left side of the fixed seat 6, a plug 28 matching the slot 27 is provided at the lower left side of the adsorption platform 16, the other end of the plug 28 is connected to the negative pressure hole 17, the driving mechanism 1 and the adsorption mechanism 2 cooperate with each other, a movable groove 13 is further provided in the middle of the right side of the placement platform 5, a clamping seat 14 is movably installed at both ends of the movable groove 13, a spring 15 connected to the movable groove 13 is provided on the back of the clamping seat 14, a screw 27 is also provided on the inner side of the middle part of the movable platform 4, a clamping plate 8 is movably installed at both ends of the screw 27, and one end of the screw 27 passes through the movable The table 4 is fixedly installed with an adjustment button 29; a fixed seat 6 is arranged at the upper end of the right side of the base 1, and an adsorption mechanism 2 is movably arranged at the upper end of the fixed seat 6, and the adsorption mechanism 2 includes an adsorption platform 2 16, and the adsorption platform 2 16 is movably installed at the upper end of the fixed seat 6. A plurality of negative pressure holes 2 17 are regularly arranged in the middle of the left side of the adsorption platform 2 16, and an adsorption platform 18 is movably arranged at the upper end of the negative pressure hole 2 17. A plurality of negative pressure holes 3 19 are regularly arranged at the upper end of the adsorption platform 18, and a connecting pipe 20 connected to the negative pressure hole 3 19 is arranged on the left side of the adsorption platform 18. A driving mechanism 2 is arranged on the right side of the interior of the fixed seat 6, and the driving mechanism 2 includes a worm gear 29. A worm wheel 29 is horizontally arranged at the lower inner side of the middle part of 6, a worm 30 meshing with the worm wheel 29 is arranged on one side of the worm wheel 29, one end of the worm 30 passes through the fixed seat 6 and is fixedly installed with an adjusting button 31, a screw 32 is arranged at the middle top of the worm wheel 29, a movable sleeve 33 threadedly connected with the screw 32 is arranged at the middle bottom end of the adsorption platform 16, a movable groove 21 is also arranged in the middle of the top of the adsorption platform 16, and a clamping seat 22 is movably installed at both ends of the movable groove 21, a spring 23 connected with the movable groove 21 is arranged on the back of the clamping seat 22, a limiting block 34 is arranged on the middle front of the clamping seat 22, and the driving mechanism 2 cooperates with the adsorption mechanism 2.

[0040] In this embodiment, the adsorption mechanism 1 can effectively fix the optical fiber array. The several negative pressure holes 11 and the connecting groove 12 arranged on the adsorption platform 10 can stably adsorb the front end of the optical fiber array when the suction pump 24 is working and the connecting tube 20 is matched with the connecting groove 12. At the same time, the setting of the movable groove 13, the clamping seat 14 and the spring 15 in the middle of the right side of the placement platform 5 can make the front end of the optical fiber array be clamped in the center by the clamping seats 14 on both sides. This double fixing method ensures the position stability of the optical fiber during the coupling process and prevents the movement of the optical fiber from affecting the coupling effect.

[0041] Furthermore, for the chip, the adsorption mechanism 2 has a very good fixing effect. The negative pressure hole 2 17 on the adsorption platform 2 16, the negative pressure hole 3 19 on the adsorption carrier 18 and the connecting pipe 20 can firmly adsorb the adsorption carrier 18 and the chip when the suction pump 24 is working, and the adsorption carrier 18 is clamped in the center by two clamps 22 on the adsorption platform 2 16. The limit block 34 on the front middle part of the clamp 22 can limit the position of the adsorption carrier 18, further ensuring the stability of the chip during the coupling process, and the adsorption carrier 18 can be selected and placed according to the chip specifications. In step 2, the adsorption carrier 18 that is compatible with the chip specifications can be placed at the middle upper end of the negative pressure hole 2 17, so that the device can adapt to chips of different specifications, thereby improving the versatility of the device.

[0042] A coupling method for an adjustment device for coupling an optical fiber to a chip, comprising the following steps

[0043] Step 1: Place the placement table 5 together with the adsorption table 10 on the upper end of the movable table 4, then twist the adjustment knob 29, the adjustment knob 29 drives the screw 27 to rotate, and then drives the two clamping plates 8 to clamp the placement table 5. After the placement table 5 and the adsorption table 10 are fixed, place the optical fiber array between the placement table 5 and the upper end of the adsorption table 10, and the front end of the optical fiber array is clamped in the center by the clamping seats 14 on both sides;

[0044] Step 2: Place the adsorption carrier 18 that matches the chip specifications on the middle upper end of the negative pressure hole 17, keep the connecting pipe 20 facing the adsorption platform 10, and the other side abuts against the front of the limit block 34, and is clamped in the middle by the two clamping seats 22, and then place the chip on the adsorption carrier 18;

[0045] Step 3, turn the adjusting button 1 31, the adjusting button 1 31 drives the worm 30 to rotate, the worm 30 drives the worm wheel 29 to rotate, and the worm wheel 29 drives the screw 1 32 to rotate when it rotates. When the screw 1 32 rotates, since the left side of the adsorption platform 2 16 is guided by the inserting tube 28 and the slot 27, it can be lifted and lowered linearly until the connecting pipe 20 and the connecting groove 12 are at the same level;

[0046] Step 4: Control the movable platform 4 to move horizontally along the Y axis through the Y-axis screw slide 3 until the connecting pipe 20 and the connecting groove 12 are in the same straight line, and then drive the movable platform 4 to move horizontally toward one side of the adsorption platform 2 16 through the X-axis screw slide 2 until the connecting pipe 20 and the connecting groove 12 are matched and sleeved;

[0047] Step five, start the suction pump 24, the suction pump 24 adsorbs the adsorption platform 18 through the negative pressure hole 2 17, and because the negative pressure hole 2 17 in the middle position is connected with the negative pressure hole 3 19 on the adsorption platform 18, the chip is adsorbed and fixed by the negative pressure hole 3 19 at the same time, and because the connecting tube 20 is matched with the connecting groove 12, the negative pressure hole 1 11 adsorbs the front end of the optical fiber array at the same time, and then the optical fiber array and the chip are coupled and fixed by glue.

[0049] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0050] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustment device for coupling an optical fiber to a chip, characterized in that: include A base (1), wherein an X-axis screw slide (2) and a Y-axis screw slide (3) are arranged in sequence from bottom to top on the left side of the base (1), and the Y-axis screw slide (3) is movably arranged on the upper end of the X-axis screw slide (2); A movable platform (4) is movably arranged at the upper end of the Y-axis screw slide (3), a placement platform (5) is movably installed at the top of the movable platform (4), and an adsorption mechanism 1 is arranged on the right side of the placement platform (5); A fixing seat (6) is arranged at the upper right end of the base (1), and a second adsorption mechanism is movably arranged at the upper end of the fixing seat (6); A driving mechanism 1 is arranged on the left side inside the fixing seat (6), and the driving mechanism 1 cooperates with the adsorption mechanism 2; A second driving mechanism is arranged on the right side inside the fixing seat (6), and the second driving mechanism cooperates with the second adsorption mechanism.

2. The optical fiber-chip coupling adjustment device according to claim 1, characterized in that: A second screw rod (7) is also provided on the inner side of the middle of the movable platform (4), and clamping plates (8) are movably installed at both ends of the second screw rod (7), and one end of the second screw rod (7) passes through the movable platform (4) and is fixedly installed with a second adjusting button (9).

3. The optical fiber-chip coupling adjustment device according to claim 1, characterized in that: The adsorption mechanism comprises an adsorption platform (10), which is fixedly installed on the right side of the placement platform (5), and a plurality of negative pressure holes (11) are regularly arranged in the middle of the upper end of the adsorption platform (10), and a connecting groove (12) connected to the negative pressure hole (11) is arranged on the right side of the adsorption platform (10).

4. The optical fiber-chip coupling adjustment device according to claim 1, characterized in that: A movable groove (13) is further provided in the middle of the right side of the placing platform (5), and a clamping seat (14) is movably installed at both ends of the movable groove (13), and a spring (15) connected to the movable groove (13) is provided on the back of the clamping seat (14).

5. The optical fiber-chip coupling adjustment device according to claim 1, characterized in that: The adsorption mechanism 2 comprises an adsorption platform 2 (16), the adsorption platform 2 (16) is movably mounted on the upper end of the fixed seat (6), a plurality of negative pressure holes 2 (17) are regularly arranged in the middle of the left side of the adsorption platform 2 (16), an adsorption carrier (18) is movably arranged on the upper end of the negative pressure hole 2 (17), a plurality of negative pressure holes 3 (19) are regularly arranged on the upper end of the adsorption carrier (18), and a connecting pipe (20) connected to the negative pressure hole 3 (19) is arranged on the left side of the adsorption carrier (18).

6. The optical fiber-chip coupling adjustment device according to claim 5, characterized in that: A movable groove (21) is also provided in the middle of the top of the second adsorption platform (16), and a clamping seat (22) is movably installed at both ends of the second movable groove (21), and a spring (23) connected to the second movable groove (21) is provided on the back of the second clamping seat (22).

7. The optical fiber-chip coupling adjustment device according to claim 5, characterized in that: The driving mechanism 1 comprises a suction pump (24), the suction pump (24) is arranged inside the lower left side of the fixing seat (6), an outlet pipe (25) is arranged at the outlet end of the suction pump (24), an inlet pipe (26) is arranged at the inlet end of the suction pump (24), a slot (27) connected to the inlet pipe (26) is arranged vertically inside the left side of the fixing seat (6), and a plug (28) matching the slot (27) is arranged at the lower left side of the adsorption platform 2 (16), and the other end of the plug (28) is connected to the negative pressure hole 2 (17).

8. The optical fiber-chip coupling adjustment device according to claim 5, characterized in that: The second driving mechanism comprises a worm wheel (29), the worm wheel (29) being horizontally arranged at the lower inner side of the middle part of the fixing seat (6), a worm (30) meshing with the worm wheel (29) being arranged on one side of the worm wheel (29), one end of the worm (30) passing through the fixing seat (6) and being fixedly mounted with an adjusting button (31), a screw (32) being arranged at the top middle part of the worm wheel (29), and a movable sleeve (33) being threadedly connected with the screw (32) being arranged at the bottom middle part of the second adsorption platform (16).

9. The optical fiber-chip coupling adjustment device according to claim 6, characterized in that: A limiting block (34) is arranged on the front middle portion of the second clamping seat (22).

10. The coupling method of the optical fiber and chip coupling adjustment device according to claims 1-9, characterized in that: The following steps are included Step 1: Place the placement table (5) together with the adsorption table 1 (10) on the upper end of the movable table (4), then twist the adjustment knob 2 (9), the adjustment knob 2 (9) drives the screw 2 (7) to rotate, and then drives the two clamping plates (8) to clamp the placement table (5), after the placement table (5) and the adsorption table 1 (10) are fixed, place the optical fibers in an array between the placement table (5) and the upper ends of the adsorption table 1 (10), and the front end of the optical fiber array is clamped in the center by the clamping seat 1 (14) on both sides; Step 2: Place the adsorption carrier (18) adapted to the chip specifications at the middle upper end of the negative pressure hole (17), keep the connecting tube (20) facing the adsorption platform (10), and the other side abuts against the front of the limit block (34), and is clamped in the middle by the two clamping seats (22), and then place the chip on the adsorption carrier (18); Step 3, turning the adjusting knob 1 (31), the adjusting knob 1 (31) drives the worm (30) to rotate, the worm (30) drives the worm wheel (29) to rotate, and the worm wheel (29) drives the screw rod 1 (32) to rotate. When the screw rod 1 (32) rotates, the left side of the adsorption platform 2 (16) is guided by the inserting tube (28) and the slot (27), so it can be lifted and lowered linearly until the connecting tube (20) and the connecting groove (12) are at the same level; Step 4: Control the movable platform (4) to move horizontally along the Y axis by the Y-axis screw slide (3) until the connecting pipe (20) and the connecting groove (12) are in the same straight line, and then drive the movable platform (4) to move horizontally toward one side of the adsorption platform 2 (16) by the X-axis screw slide (2) until the connecting pipe (20) and the connecting groove (12) are matched and sleeved; Step 5, start the suction pump (24), the suction pump (24) adsorbs the adsorption platform (18) through the negative pressure hole 2 (17), and because the negative pressure hole 2 (17) in the middle position is connected with the negative pressure hole 3 (19) on the adsorption platform (18), the chip is adsorbed and fixed by the negative pressure hole 3 (19) at the same time, and because the connecting tube (20) and the connecting groove (12) are matched and sleeved, the negative pressure hole 1 (11) adsorbs the front end of the optical fiber array at the same time, and then the optical fiber array and the chip are coupled and fixed by glue.

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