Optical coupling adjusting tool

Abstract

The utility model provides an optical coupling adjusting tool, which comprises a moving assembly and a rotating assembly, the moving assembly comprises a first sliding table, a second sliding table, a third sliding table and a first clamping piece, the first sliding table drives the first clamping piece to move along the x-axis direction, the second sliding table drives the first clamping piece to move along the y-axis direction, and the rotating assembly rotates along the y-axis direction. The third sliding table drives the first clamping piece to move in the z-axis direction. The rotating assembly comprises a horizontal rotating component, a vertical rotating component and a second clamping piece, the horizontal rotating component drives the second clamping piece to rotate in the horizontal direction, and the vertical rotating component drives the second clamping piece to rotate in the vertical direction; the first clamping piece and the second clamping piece can move relatively. According to the utility model, the moving assembly and the rotating assembly are separated and can be respectively regulated and controlled without mutual influence, the regulation is convenient, and the optimal coupling position can be reached more quickly. In addition, the optical coupling adjusting tool of the utility model has low requirement on the clearance amount of two parts of the device, and the problem of interference during adjustment can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical fiber communication technical field, concretely relates to a light coupling adjustment frock. BACKGROUND

[0002] At present, in the domestic market and international market, the optical fiber communication direction of high bandwidth, high speed and multiple service fusion has begun to apply. As the key device in the optical network, coupling is one of the key processes of the optical module, and the effect of coupling directly affects the performance of the outgoing light of the optical module.

[0003] At present, most of the existing light coupling adjustment frock is two-dimensional tilt sliding table, and the device rotation adjustment is realized through the vertical adjusting knob and the horizontal adjusting knob. The characteristics of this kind of light coupling adjustment frock are that two adjusting knobs share one support point, the device cannot be installed on the rotation axis, and the device mounting surface is easy to deviate during rotation, which makes the light coupling adjustment complex and difficult. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a light coupling adjustment frock, which is used to solve the problem of complex and difficult adjustment of the existing light coupling adjustment frock.

[0005] In order to realize the purpose of the utility model, the utility model provides a light coupling adjustment frock, which comprises a moving assembly, the moving assembly comprises a first sliding table, a second sliding table, a third sliding table and a first clamping piece, the second sliding table is located above the first sliding table, the third sliding table is arranged on the horizontal side of the second sliding table, the first clamping piece is connected with the third sliding table, the first sliding table drives the first clamping piece to move along the x-axis direction, the second sliding table drives the first clamping piece to move along the y-axis direction, and the third sliding table drives the first clamping piece to move along the z-axis direction; a rotating assembly, the rotating assembly comprises a horizontal rotating part, a vertical rotating part and a second clamping piece, the second clamping piece is located above the horizontal rotating part and the vertical rotating part, the horizontal rotating part drives the second clamping piece to rotate horizontally, and the vertical rotating part drives the second clamping piece to rotate vertically; the first clamping piece and the second clamping piece can move relatively.

[0006] The moving assembly and the rotating assembly are independent of each other and can be controlled respectively, the first clamping piece can drive the first device to realize xyz three-way displacement by controlling the moving assembly, the second clamping piece can drive the second device to realize rotation in the horizontal and vertical directions by controlling the rotating assembly, the control of the moving assembly and the rotating assembly does not affect each other, the position control of the first device and the second device is more accurate, and therefore, the light intensity emitted by the first device and the second device can reach the maximum value, that is, the best coupling position is achieved; in addition, when the light coupling adjusting tool is controlled, the gap requirement of the first device and the second device is not high, and the problem of interference during adjustment does not occur.

[0007] Further, the second clamping piece is located at the intersection of the vertical extension line of the axis of the horizontal rotating part and the horizontal extension line of the axis of the vertical rotating part.

[0008] As can be seen from the above scheme, when the second clamping piece is located at the above position, the second device clamped by the second clamping piece is also located at the above position, and when the rotating assembly is controlled, the second device can only rotate in the horizontal and vertical directions, without displacement movement in the xyz axis direction, the adjustment functions of the moving assembly and the rotating assembly are more completely separated, the control process is more rapid and accurate, and the best coupling position can be reached more quickly.

[0009] Further, the first clamping piece comprises a first upper clamping part, a first lower clamping part and a first shaft, the first upper clamping part and the first lower clamping part are connected through the first shaft, and the first upper clamping part can rotate around the first shaft; the second clamping piece comprises a second upper clamping part, a second lower clamping part and a second shaft, the second upper clamping part and the second lower clamping part are connected through the second shaft, and the second upper clamping part can rotate around the second shaft.

[0010] As can be seen from the above scheme, such a structure design not only improves the stability and precision of clamping, but also greatly widens the clamping range, so that the clamping piece can be widely applied to clamping devices of different sizes and shapes, is suitable for clamping different devices such as lenses, output heads, optical fibers, glass tubes, capillary tubes and coreless optical fibers, and improves work efficiency and flexibility.

[0011] Further, the first clamping piece further comprises a first groove, and the first groove is arranged at one end of the first lower clamping part; the second clamping piece further comprises a second groove, and the second groove is arranged at one end of the second lower clamping part.

[0012] From the above scheme, the setting of the groove plays a limiting effect on the device, which is more conducive to the stability of clamping.

[0013] Further, the first clamping member further comprises a first spring, one end of the first spring is connected with the other end of the first lower clamping part, and the other end of the first spring is connected with the first upper clamping part; the second clamping member further comprises a second spring, one end of the second spring is connected with the other end of the second lower clamping part, and the other end of the second spring is connected with the second upper clamping part.

[0014] From the above scheme, the spring itself is used to ensure the stability of clamping.

[0015] Further, the horizontal rotating part is arranged below the vertical rotating part.

[0016] From the above scheme, the horizontal rotating part below can more conveniently support and carry the vertical rotating part and the second clamping member above, thereby enhancing the stability and load-bearing capacity of the whole.

[0017] Further, the moving assembly further comprises a first mounting seat, and the first clamping member is connected with the third sliding table through the first mounting seat; the rotating assembly further comprises a second mounting seat, and the second clamping member is connected with the vertical rotating part through the second mounting seat.

[0018] From the above scheme, the first mounting seat and the second mounting seat are arranged to make the adjustment more convenient and fast.

[0019] Further, the moving assembly further comprises a first base, and the first base is arranged below the first sliding table; the rotating assembly further comprises a second base, and the second base is arranged below the horizontal rotating part.

[0020] From the above scheme, the first base and the second base are arranged to make the whole structure more stable, and the moving and rotating processes are more stable.

[0021] Further, the first sliding table comprises a first driving member, the first driving member is arranged above the first base; the second sliding table comprises a second driving member, the second driving member is arranged above the first base, and the first driving member and the second driving member are located on the same horizontal plane; the third sliding table comprises a third driving member, and the third driving member is arranged on the second sliding table.

[0022] From the above scheme, the first driving member and the second driving member are located on the same horizontal plane, thereby reducing the size of the moving assembly and saving space; the first driving member, the second driving member and the third driving member can all be guided by using a linear ball guide rail and driven by using a micrometer clamp.

[0023] Further, the horizontal rotating component is provided with a fourth driving element and a rotating disc, and the fourth driving element drives the rotating disc to rotate.

[0024] From the above scheme, the fourth driving element can be guided by the cross roller collar and driven by the millimeter card, and the fifth driving element can be guided by the dovetail auxiliary guide rail and driven by the worm gear, so that the movement and rotation of the clamping piece are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structural diagram of the carrying device of the light coupling adjustment tool embodiment of the utility model in the first perspective view.

[0026] Figure 2 is Figure 1 is an enlarged view of A in the figure.

[0027] Figure 3 is a structural diagram of the carrying device of the light coupling adjustment tool embodiment of the utility model in the second perspective view.

[0028] Figure 4 is a structural diagram of the moving assembly in the light coupling adjustment tool embodiment of the utility model.

[0029] Figure 5 is a structural diagram of the rotating assembly in the light coupling adjustment tool embodiment of the utility model.

[0030] The utility model will be further described below in combination with the drawings and embodiments. DETAILED DESCRIPTION

[0031] Referring to Figures 1 to 5 , the light coupling adjustment tool provided by the embodiment comprises a moving assembly 1 and a rotating assembly 2.

[0032] Referring to Figures 1 to 4The mobile assembly 1 comprises a first base 11, a first sliding table 12, a second sliding table 13, a third sliding table 14, a first mounting seat 15 and a first clamping piece 16. The first sliding table 12 is arranged above the first base 11, the second sliding table 13 is arranged above the first sliding table 12, and the third sliding table 14 is arranged at a horizontal side of the second sliding table 13. The first sliding table 12 comprises a first driving piece 121, the second sliding table 13 comprises a second driving piece 131, the first driving piece 121 and the second driving piece 131 are arranged above the first base 11, and the first driving piece 121 and the second driving piece 131 are at the same horizontal plane. The first driving piece 121 and the second driving piece 131 are guided by linear ball guides and driven by micrometers, so that the first clamping piece 16 can move along the x-axis direction and the y-axis direction. The third sliding table 14 comprises a third driving piece 141, the third driving piece 141 is arranged above the second sliding table 13, is guided by a linear ball guide, and is driven by a micrometer, so that the first clamping piece 16 can move along the z-axis direction. The x-axis direction, the y-axis direction and the z-axis direction are perpendicular to each other. One end of the first mounting seat 15 is connected with the first clamping piece 16, and the other end of the first mounting seat 15 is connected to the third sliding table 14.

[0033] The first clamping piece 16 is used for clamping the first device 3, and comprises a first upper clamping part 161, a first lower clamping part 162 and a first rotating shaft 163. The first lower clamping part 162 is fixed on the first mounting seat 15, the first upper clamping part 161 is connected with the first lower clamping part 162 through the first rotating shaft 163, and the first upper clamping part 161 can rotate around the first rotating shaft 163 to realize clamping and loosening of the first device 3. Specifically, one end of the first lower clamping part 162 is provided with a first recess 164, the first device 3 is arranged in the first recess 164, and the other end of the first lower clamping part 162 is provided with a first spring. One end of the first spring is connected with the first lower clamping part 162, and the other end of the first spring is connected with the first upper clamping part 161. Pressing the end of the first spring connected with the first upper clamping part 161 makes the first upper clamping part 161 rotate around the first rotating shaft 163 to loosen the first clamping piece 16, so that the first device 3 can be installed and removed; and releasing the end of the first spring connected with the first upper clamping part 161 realizes clamping of the first device 3 with the help of the first spring.

[0034] Referring to Figures 1 to 3 and Figure 5The rotating assembly 2 comprises a second base 21, a horizontal rotating part 22, a vertical rotating part 23, a second mounting seat 24 and a second clamping part 25. The horizontal rotating part 22 is arranged along the vertical direction with the vertical rotating part 23, and the horizontal rotating part 22 is arranged below the vertical rotating part 23. The second base 21 is arranged below the horizontal rotating part 22. The horizontal rotating part 22 comprises a fourth driving part 221 and a rotating disc 222. The fourth driving part 221 can be guided by a cross roller collar, driven by a micrometer clamp, and rotate the rotating disc 222 to drive the second clamping part 25 to rotate along the horizontal direction. The vertical rotating part 23 comprises a fifth driving part 231, an upper half 232 and a lower half 233. The lower surface of the upper half 232 is an arc surface protruding downward, and the lower half 233 is a concave surface matching the convex surface of the upper half 232. The fifth driving part 231 is guided by a dovetail vice guide rail and driven by a worm gear to drive the second clamping part 25 to rotate along the vertical direction. The second mounting seat 24 is arranged above the vertical rotating part 23, and one end of the second mounting seat 24 is connected with the vertical rotating part 23, and the other end of the second mounting seat 24 is connected with the second clamping part 25. In this embodiment, the second clamping part 25 is located at the intersection of the vertical extension line of the axis of the horizontal rotating part 22 and the horizontal extension line of the axis of the vertical rotating part 23.

[0035] The second clamping part 25 is used for clamping the second device 4, and comprises a second upper clamping part 251, a second lower clamping part 252 and a second rotating shaft 253. The second lower clamping part 252 is fixed on the second mounting seat 24, the second upper clamping part 251 is connected with the second lower clamping part 252 through the second rotating shaft 253, and the second upper clamping part 251 can rotate around the second rotating shaft 253 to clamp and release the second device 4. Specifically, one end of the second lower clamping part 252 is provided with a second groove 255, the second device 4 is arranged in the second groove 255, the other end of the second lower clamping part 252 is provided with a second spring 254, one end of the second spring 254 is connected with the second lower clamping part 252, and the other end of the second spring 254 is connected with the second upper clamping part 251. Pressing the end of the second upper clamping part 251 connected with the second spring 254 can rotate the second upper clamping part 251 around the second rotating shaft 253 to release the second clamping part 25, so that the second device 4 can be installed and removed; releasing the end of the second upper clamping part 251 connected with the second spring 254 can clamp the second device 4 with the help of the second spring 254. The first base 11 and the second base 21 are both provided with through holes, so that they can be fixed.

[0036] The moving assembly 1 of the light coupling adjustment tool of the embodiment is connected with a first clamping piece 16 for clamping a first device 3, and the rotating assembly 2 is connected with a second clamping piece 25 for clamping a second device 4, and the first device 3 and the second device 4 can be lenses, output heads, optical fibers, glass tubes, capillary tubes, coreless optical fibers, etc.; the moving assembly 1 and the rotating assembly 2 are independent of each other and can be controlled respectively, the first clamping piece 16 can drive the first device 3 to realize xyz three-way displacement through the first driving piece 121, the second driving piece 131 and the third driving piece 141 of the moving assembly 1, the second clamping piece 25 can drive the second device 4 to realize horizontal and vertical rotation through the fourth driving piece 221 and the fifth driving piece 231 of the rotating assembly 2, the control of the moving assembly 1 and the rotating assembly 2 does not affect each other, the position control of the first device 3 and the second device 4 is more accurate, so that the light intensity emitted by the first device 3 and the second device 4 can reach the maximum value, i.e., the best coupling position is reached more quickly; meanwhile, when the second clamping piece 25 is located at the intersection of the vertical extension line of the shaft of the horizontal rotating part 22 and the horizontal extension line of the shaft of the vertical rotating part 23, the second device 4 clamped by the second clamping piece 25 is also located at the above position, and when the rotating assembly 2 is controlled, the second device 4 can only rotate in the horizontal and vertical directions and does not produce displacement movement in the xyz axis direction, the adjustment functions of the moving assembly 1 and the rotating assembly 2 are separated more thoroughly, the control process is more rapid and accurate, and the best coupling position can be reached more quickly. In addition, when the light coupling adjustment tool of the embodiment is controlled, the gap requirement of the first device 3 and the second device 4 is not high, and the problem of interference during adjustment does not occur. The light coupling adjustment tool can be used for collimator coupling, PD coupling, MEMS coupling and the like.

[0037] The above embodiments are only preferred examples of the present application, and are not intended to limit the scope of the present application, so equivalent changes or modifications made in accordance with the structure, features and principles of the present application patent application scope should be included in the present application patent application scope.

Claims

1. An optical coupling adjustment tool, comprising: The device comprises: a moving assembly, which comprises a first slide, a second slide, a third slide and a first clamp, the second slide is above the first slide, the third slide is arranged on one side of the second slide horizontally, the first clamp is connected with the third slide, the first slide drives the first clamp to move along the x-axis direction, the second slide drives the first clamp to move along the y-axis direction, and the third slide drives the first clamp to move along the z-axis direction; a rotating assembly, which comprises a horizontal rotating part, a vertical rotating part and a second clamp, the second clamp is above the horizontal rotating part and the vertical rotating part, the horizontal rotating part drives the second clamp to rotate horizontally, and the vertical rotating part drives the second clamp to rotate vertically; the first clamp and the second clamp are relatively movable.

2. The device according to claim 1, wherein: the second clamp is located at the intersection of the vertical extension line of the axis of the horizontal rotating part and the horizontal extension line of the axis of the vertical rotating part.

3. The device according to claim 1, wherein: the first clamp comprises a first upper clamping part, a first lower clamping part and a first rotating shaft, the first upper clamping part and the first lower clamping part are connected through the first rotating shaft, and the first upper clamping part can rotate around the first rotating shaft; the second clamp comprises a second upper clamping part, a second lower clamping part and a second rotating shaft, the second upper clamping part and the second lower clamping part are connected through the second rotating shaft, and the second upper clamping part can rotate around the second rotating shaft.

4. The device according to claim 3, wherein: the first clamp further comprises a first groove, and the first groove is arranged at one end of the first lower clamping part; the second clamp further comprises a second groove, and the second groove is arranged at one end of the second lower clamping part.

5. The device according to claim 4, wherein: the first clamp further comprises a first spring, one end of the first spring is connected with the other end of the first lower clamping part, and the other end of the first spring is connected with the first upper clamping part; the second clamp further comprises a second spring, one end of the second spring is connected with the other side of the second lower clamping part, and the other end of the second spring is connected with the second upper clamping part.

6. The device according to claim 1, wherein: the horizontal rotating part is arranged below the vertical rotating part.

7. The device according to claim 6, wherein: the moving assembly further comprises a first mounting seat, and the first clamp is connected with the third slide through the first mounting seat; the rotating assembly further comprises a second mounting seat, and the second clamp is connected with the vertical rotating part through the second mounting seat.

8. The device according to claim 6, wherein: The moving assembly further comprises a first base arranged below the first sliding table; The rotating assembly further comprises a second base arranged below the horizontal rotating component.

9. The light coupling adjustment tool according to claim 8, wherein: The first sliding table comprises a first driving member arranged above the first base; the second sliding table comprises a second driving member arranged above the first base; and the first driving member and the second driving member are located on the same horizontal plane. The third sliding table comprises a third driving member arranged on the second sliding table.

10. The light coupling adjustment tool according to any one of claims 1 to 9, wherein: The horizontal rotating component is provided with a fourth driving member and a rotating disc; the fourth driving member drives the rotating disc to rotate. The vertical rotating component is provided with a fifth driving member.

Images