CN209961948U

CN209961948U - A optic fibre bundle reverse direction stretching device for optical fiber beam combiner

Info

Publication number: CN209961948U
Application number: CN201920787646.7U
Authority: CN
Inventors: 彭鹏
Original assignee: Shenzhen City Guangbina Communication Co Ltd
Current assignee: Shenzhen City Guangbina Communication Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-01-17
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a reverse stretching device of optic fibre bundle for optic fibre closes bundle ware, prop hold in the palm mechanism including braced frame, actuating mechanism and optic fibre bundle, braced frame's inside upper end is provided with stretching mechanism, and stretching mechanism's inside including the guide rail, be welded fastening between guide rail and the braced frame, and the front of guide rail settles and have the sliding block, the lower extreme of sliding block is inlayed and is had the link, and the lower extreme of link is connected with anchor clamps, actuating mechanism installs in the upper end of guide rail, optic fibre bundle props one side that hold in the palm the mechanism and is fixed in anchor clamps. The utility model discloses in, the anchor clamps of loudspeaker form can satisfy the shape after the optic fibre bundle is tensile, then when carrying the optic fibre bundle and stretch, can directly make the optic fibre bundle into the less shape of melting end diameter, and effectual solution stretching device is difficult to be the appointed diameter with the optic fibre bundle is tensile in the past, draws the optic fibre bundle that stretches out not very even problem.

Description

A optic fibre bundle reverse direction stretching device for optical fiber beam combiner

Technical Field

The utility model relates to an optic fibre bundle prepares technical field, especially relates to an optic fibre bundle reverse tension device for optic fibre beam combiner.

Background

The optical fiber combiner is an optical fiber device prepared on the basis of fused tapered optical fiber bundles, and is characterized in that a bundle of optical fibers is stripped of a coating layer and then arranged together in a certain mode, the optical fibers are heated at high temperature to be melted, meanwhile, the optical fiber bundles are stretched in opposite directions, and an optical fiber heating area is fused to form the fused tapered optical fiber bundles.

The existing optical fiber bundle reverse stretching device for the optical fiber combiner easily causes the external deformation of the optical fiber bundle due to high-temperature melting in the stretching process, and the optical fiber bundle is difficult to be stretched into a specified diameter, so that the stretched optical fiber bundle is not uniform.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and provides an optical fiber bundle reverse stretching device for an optical fiber combiner.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a reverse stretching device of optic fibre bundle for optic fibre closes bundle ware, includes braced frame, actuating mechanism and optic fibre bundle bracketing mechanism, braced frame's inside upper end is provided with stretching mechanism, and stretching mechanism's inside is including the guide rail, be welded fastening between guide rail and the braced frame, and the front of guide rail has the sliding block to settle, the lower extreme of sliding block is inlayed and is had the link, and the lower extreme of link is connected with anchor clamps, actuating mechanism installs in the upper end of guide rail, optic fibre bundle bracketing mechanism is fixed in one side of anchor clamps.

As a further description of the above technical solution:

the clamp is of a horn-shaped structure, the clamp is fixedly connected with the connecting frame, and the connecting frame and the guide rail form a sliding structure through the sliding block.

As a further description of the above technical solution:

the inside of actuating mechanism is including the connecting rod, and is welded fastening between connecting rod and the sliding block, one side of connecting rod is provided with first connecting wire, and the one end of first connecting wire settles and have first spring, the opposite side of connecting rod is inlayed and is had the second connecting wire, braced frame's upper end one side is connected with the support frame, and installs first rotation axis on the inside both sides upper end of support frame, the one end that first rotation axis is close to the support frame central line is fixed with the bobbin, and the bobbin is connected with the second connecting wire.

As a further description of the above technical solution:

the connecting rod is connected with the first spring through a first connecting line, and the first spring is fixedly connected with the guide rail.

As a further description of the above technical solution:

the optical fiber bundle supporting mechanism is characterized in that a connecting end is arranged inside the optical fiber bundle supporting mechanism, the connecting end is bonded with a clamp, a second rotating shaft is arranged on the front face of the connecting end, a bracket is arranged on the front face of the second rotating shaft, a second spring is inlaid on the front face of the bracket and connected with the clamp, a groove is formed in the bracket, third rotating shafts are connected to two sides of the inner portion of the groove, and a roller is installed at one end, close to the central line of the groove, of each third rotating shaft.

As a further description of the above technical solution:

the roller and the bracket form a rotating structure through a third rotating shaft, the bracket forms a rotating structure through a second rotating shaft and a connecting end, and the bracket is connected with the clamp through a second spring.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the anchor clamps of loudspeaker form can satisfy the shape after the optic fibre bundle is tensile, then when carrying the optic fibre bundle and stretch, can directly make the optic fibre bundle into the less shape of melting end diameter, and effectual solution stretching device is difficult to be the appointed diameter with the optic fibre bundle is tensile in the past, draws the optic fibre bundle that stretches out not very even problem.

2. The utility model discloses in, first spring utilizes the bounce of self can produce the pulling force to the connecting rod, then slides along the guide rail at the sliding block, can reduce the slip speed of sliding block, and makes the slip speed of sliding block keep even, avoids speed to differ or the speed leads to the optic fibre bundle to be stretched to the phenomenon of fracture or deformation at the excessive speed, and first spring can make anchor clamps automatic reset when the stall bobbin.

3. The utility model discloses in, bracket and cylinder can support and cushion the optic fibre bundle that comes out after the export end pair of anchor clamps is stretched, avoid containing the optic fibre bundle of high temperature to come out the back and directly sink the bending downwards, with the contact of the exit end border of anchor clamps, lead to the outside of optic fibre bundle to be extruded by the border and warp, and the cylinder can rotate, then can not cause the hindrance to the removal of optic fibre bundle when the bracketing.

Drawings

Fig. 1 is a schematic structural view of a middle stretching mechanism of the present invention;

FIG. 2 is a schematic view of the structure of the middle supporting frame in the right side of the present invention;

FIG. 3 is an enlarged schematic view of the supporting mechanism for fiber bundles according to the present invention;

fig. 4 is a schematic view of the overlooking structure of the middle optical fiber bundle supporting mechanism of the present invention.

Illustration of the drawings:

1. a support frame; 2. a stretching mechanism; 201. a guide rail; 202. a slider; 203. a connecting frame; 204. a clamp; 3. a drive mechanism; 301. a connecting rod; 302. a first connecting line; 303. a first spring; 304. a second connecting line; 305. a support frame; 306. a first rotating shaft; 307. a bobbin; 4. an optical fiber bundle bracketing mechanism; 401. connecting the end heads; 402. a second rotation shaft; 403. a bracket; 404. a second spring; 405. a groove; 406. a third rotation axis; 407. and (3) a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, an optical fiber bundle reverse stretching device for an optical fiber combiner comprises a supporting frame 1, a driving mechanism 3 and an optical fiber bundle supporting mechanism 4, wherein the upper end inside the supporting frame 1 is provided with a stretching mechanism 2, the stretching mechanism 2 comprises a guide rail 201 inside, the guide rail 201 and the supporting frame 1 are welded and fixed, the front surface of the guide rail 201 is provided with a sliding block 202, the lower end of the sliding block 202 is embedded with a connecting frame 203, the lower end of the connecting frame 203 is connected with a clamp 204, the driving mechanism 3 is installed at the upper end of the guide rail 201, and the optical fiber bundle supporting mechanism 4 is fixed at one side of the clamp 204.

Furthermore, the clamp 204 is in a horn-shaped structure, the clamp 204 is fixedly connected with the connecting frame 203, the connecting frame 203 forms a sliding structure with the guide rail 201 through the sliding block 202, and the horn-shaped clamp 204 can meet the shape of the stretched optical fiber bundle, so that the optical fiber bundle can be directly made into a shape with a small diameter of a melting end when the optical fiber bundle is clamped and stretched, and the problem that the optical fiber bundle is difficult to be stretched into a specified diameter by a stretching device in the prior art and the stretched optical fiber bundle is not uniform is effectively solved.

Further, the inside of the driving mechanism 3 includes a connecting rod 301, and the connecting rod 301 and the sliding block 202 are welded and fixed, one side of the connecting rod 301 is provided with a first connecting wire 302, and one end of the first connecting wire 302 is provided with a first spring 303, the other side of the connecting rod 301 is inlaid with a second connecting wire 304, one side of the upper end of the supporting frame 1 is connected with a supporting frame 305, the upper ends of two sides of the inside of the supporting frame 305 are provided with first rotating shafts 306, one end of each first rotating shaft 306 close to the center line of the supporting frame 305 is fixed with a bobbin 307, and the bobbin 307 is connected with the second connecting wire 304.

Furthermore, the connecting rod 301 is connected with the first spring 303 through the first connecting line 302, the first spring 303 is fixedly connected with the guide rail 201, the first spring 303 can generate a pulling force on the connecting rod 301 by utilizing the self rebounding force, the sliding block 202 slides along the guide rail 201, the sliding speed of the sliding block 202 can be reduced, the sliding speed of the sliding block 202 is kept uniform, the phenomenon that the optical fiber bundle is stretched to be broken or deformed due to different speeds or too high speeds is avoided, and the clamp 204 can be automatically reset when the first spring 303 stops rotating the winding drum 307.

Further, the optical fiber bundle supporting mechanism 4 includes a connection end 401 inside, the connection end 401 is bonded to the clamp 204, a second rotating shaft 402 is disposed on the front surface of the connection end 401, a bracket 403 is disposed on the front surface of the second rotating shaft 402, a second spring 404 is inlaid in the front surface of the bracket 403, the second spring 404 is connected to the clamp 204, a groove 405 is disposed inside the bracket 403, third rotating shafts 406 are connected to two sides inside the groove 405, and a roller 407 is mounted at one end of the third rotating shaft 406 close to the center line of the groove 405.

Further, the roller 407 and the bracket 403 form a rotating structure through the third rotating shaft 406, the bracket 403 and the connecting end 401 form a rotating structure through the second rotating shaft 402, and the bracket 403 is connected with the clamp 204 through the second spring 404, the bracket 403 and the roller 407 can support and buffer the stretched optical fiber bundle at the outlet end of the clamp 204, so as to prevent the optical fiber bundle containing high temperature from directly sinking and bending downwards after coming out, and contacting with the outlet end edge of the clamp 204, which causes the outer portion of the optical fiber bundle to be extruded and deformed by the edge, and the roller 407 can rotate, which can prevent the movement of the optical fiber bundle from being hindered when in supporting.

The working principle is as follows: when the optical fiber bundle drawing device is used, one end of the optical fiber bundle which is molten is inserted into the clamp 204, the molten end is combined, the crank at one end of the support frame 305 is manually rotated to drive the bobbin 307 to rotate, the second connecting wire 304 is wound on the bobbin 307, the sliding block 202 is driven to slide along the guide rail 201, the clamp 204 is driven to draw the optical fiber bundle reversely from right to left, the horn-shaped clamp 204 meets the drawn shape of the optical fiber bundle, the optical fiber bundle can be directly made into the shape with the smaller diameter of the molten end when being clamped and drawn, the first spring 303 can generate tension on the connecting rod sliding block 301 by utilizing the self rebound force in the drawing process, the sliding speed of the sliding block 202 can be reduced when the optical fiber bundle is drawn along the guide rail 201, the sliding speed of the sliding block 202 is kept uniform, and the phenomenon that the optical fiber bundle is drawn to be broken or deformed due to inconsistent speed or over high speed is avoided, the bracket 403 and the roller 407 can support and buffer the stretched optical fiber bundle at the outlet end of the clamp 204, so as to prevent the optical fiber bundle containing high temperature from directly sinking and bending downwards after coming out and contacting with the outlet end edge of the clamp 204, which leads to the extrusion deformation of the outer part of the optical fiber bundle by the edge, and the roller 407 can rotate, which can not obstruct the movement of the optical fiber bundle when supporting.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a reverse stretching device of optic fibre bundle for optical fibre beam combiner, includes braced frame (1), actuating mechanism (3) and optic fibre bundle bracketing mechanism (4), its characterized in that, braced frame's (1) inside upper end is provided with stretching mechanism (2), and stretching mechanism's (2) inside is including guide rail (201), be welded fastening between guide rail (201) and braced frame (1), and the front of guide rail (201) is settled there is sliding block (202), the lower extreme of sliding block (202) is inlayed and is had link (203), and the lower extreme of link (203) is connected with anchor clamps (204), actuating mechanism (3) are installed in the upper end of guide rail (201), optic fibre bundle bracketing mechanism (4) are fixed in one side of anchor clamps (204).

2. The device for reversely stretching the optical fiber bundle of the optical fiber combiner according to claim 1, wherein the clamp (204) is of a horn-shaped structure, the clamp (204) is fixedly connected with the connecting frame (203), and the connecting frame (203) and the guide rail (201) form a sliding structure through the sliding block (202).

3. The apparatus of claim 1, characterized in that the driving mechanism (3) comprises a connecting rod (301) inside, the connecting rod (301) and the sliding block (202) are welded and fixed, one side of the connecting rod (301) is provided with a first connecting wire (302), a first spring (303) is arranged at one end of the first connecting line (302), a second connecting line (304) is embedded at the other side of the connecting rod (301), one side of the upper end of the supporting frame (1) is connected with a supporting frame (305), and the upper ends of two sides of the interior of the supporting frame (305) are provided with a first rotating shaft (306), a winding reel (307) is fixed at one end of the first rotating shaft (306) close to the center line of the support frame (305), and the winding reel (307) is connected with the second connecting line (304).

4. The optical fiber bundle counter-stretching device for the optical fiber combiner of claim 3, wherein the connecting rod (301) is connected with the first spring (303) through a first connecting wire (302), and the first spring (303) is fixedly connected with the guide rail (201).

5. The optical fiber bundle counter-stretching device for the optical fiber combiner of claim 1, wherein the optical fiber bundle supporting mechanism (4) comprises a connection end (401) inside, the connection end (401) is bonded with the clamp (204), the front surface of the connection end (401) is provided with a second rotating shaft (402), the front surface of the second rotating shaft (402) is provided with a bracket (403), the front surface of the bracket (403) is embedded with a second spring (404), the second spring (404) is connected with the clamp (204), the inside of the bracket (403) is provided with a groove (405), the two sides of the inside of the groove (405) are connected with a third rotating shaft (406), and one end of the third rotating shaft (406) close to the center line of the groove (405) is provided with a roller (407).

6. The device for reversely stretching the optical fiber bundle of the optical fiber combiner according to claim 5, wherein the roller (407) is rotatably connected to the bracket (403) via a third rotating shaft (406), the bracket (403) is rotatably connected to the connecting terminal (401) via a second rotating shaft (402), and the bracket (403) is connected to the clamp (204) via a second spring (404).