Plastic optical fiber assembly

By designing a plastic optical fiber assembly device with a dynamic cleaning ring and guiding components, the problem of cleaning dead corners in the existing technology has been solved, achieving more efficient dust removal and pollution-free and damage-free optical fiber assembly.

CN224536235UActive Publication Date: 2026-07-21SICHUAN HUIYUAN PLASTIC OPTICAL FIBER
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SICHUAN HUIYUAN PLASTIC OPTICAL FIBER
Filing Date
2025-08-04
Publication Date
2026-07-21

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Abstract

The utility model discloses a kind of plastic optical fiber assembly devices, belong to plastic optical fiber assembly technical field, including fixed platform, assembly box and cleaning component;The cleaning component includes fixed ring, cleaning ring, cleaning brush and driving part;Assembly box is opened in assembly groove;Polymer coating is placed in the assembly groove;One end of the assembly box is opened with the inlet slot of the assembly groove communication;Optical fiber sequentially passes through fixed ring, the cleaning brush of cleaning ring and inlet slot, enters assembly groove and completes the assembly with polymer coating, in the assembly process of optical fiber, by driving part can drive cleaning ring coaxial rotation, to make cleaning brush dynamic cleaning dust and other impurities adhered on optical fiber, compared with prior art, this dynamic cleaning mode reduces the generation of cleaning dead angle, can improve cleaning effect.
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Description

Technical Field

[0001] This utility model relates to the field of plastic optical fiber assembly technology, and specifically to a plastic optical fiber assembly device. Background Technology

[0002] Plastic optical fibers are widely used in short-distance optical communication due to their flexibility, large diameter, and low cost. Their core structure consists of a polymer coating encapsulating a transparent optical core. The assembly process requires precise insertion of the core into the coating cavity, ensuring the interface is free from contamination and mechanical damage to maintain optical transmission efficiency.

[0003] CN220807118U discloses a plastic optical fiber assembly device. Through the coordinated use of a worktable, a limiting box, a limiting groove, a positioning hole, an optical fiber coating layer, a limiting block, a wire core, a load-bearing block, a threaded rod, a control circle block, a moving block, an electric push rod, and a clamping recess, it achieves the effect of facilitating the assembly speed of the optical fiber coating layer and the wire core, and minimizing the risk of accidental detachment of the wire core during movement. Through the coordinated use of the limiting block, the connecting rod, and the cleaning circle brush, it achieves the effect of facilitating the cleaning of impurities and dust on the surface of the wire core.

[0004] The aforementioned prior art has the following drawbacks:

[0005] The cleaning brush only makes single-point contact with the wire core surface. Plastic wire cores have strong electrostatic attraction, making it difficult to completely remove dust and creating cleaning blind spots. Utility Model Content

[0006] The purpose of this invention is to provide a plastic optical fiber assembly device that solves the problem of existing cleaning brushes only making single-point contact with the fiber core surface. Plastic fiber cores have strong electrostatic adsorption, making it difficult to completely remove dust and creating cleaning dead zones.

[0007] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:

[0008] A plastic optical fiber assembly device includes a fixed platform; an assembly box and a cleaning component are provided on the fixed platform; the cleaning component includes a fixed ring disposed on the fixed platform; a cleaning ring is coaxially rotatably disposed at one end of the fixed ring near the assembly box; the inner wall of the cleaning ring is provided with circumferentially distributed cleaning brushes; a driving component for driving the cleaning ring to rotate is provided on the fixed ring; an assembly groove is formed inside the assembly box; a polymer coating layer is placed in the assembly groove; an inlet groove communicating with the assembly groove is formed at one end of the assembly box; the inlet groove is coaxial with the cleaning ring;

[0009] The optical fiber passes sequentially through the fixing ring, the cleaning brush of the cleaning ring, and the inlet groove before entering the assembly groove to complete the assembly with the polymer coating layer.

[0010] A further technical solution is that one end of the fixed ring has a rotating groove; a rotating ring is coaxially rotatable within the rotating groove; the cleaning ring is coaxially connected to the rotating ring; the rotating ring includes a rotating outer ring located outside the rotating groove; the rotating outer ring has an annular structure; a toothed ring is fixedly sleeved on the rotating outer ring; the driving component is disposed on the fixed ring; the driving component has a rotatable power end; and a driving gear that meshes with the toothed ring is provided on the power end.

[0011] A further technical solution is that the rotating outer ring has an annular cleaning groove at one end near the assembly box; a portion of the cleaning ring is coaxially engaged within the cleaning groove.

[0012] A further technical solution is that a dust baffle is provided on the fixing platform; the dust baffle has through holes for optical fibers to pass through; the dust baffle is located between the assembly box and the cleaning ring.

[0013] A further technical solution is that the assembly box is provided with a conical guide cylinder that communicates with the inlet slot at one end near the dust baffle; the large-diameter end of the conical guide cylinder is close to the cleaning ring.

[0014] A further technical solution is that the fixed platform is also provided with a guide assembly; the guide assembly includes guide rollers arranged in a linear array on both sides of the optical fiber; the guide rollers are rotatably mounted on the fixed platform via a rotating shaft; the guide rollers are arranged vertically and all are in contact with the optical fiber.

[0015] A further technical solution is that part of the rotating shaft extends through to the bottom of the fixed platform; the bottom of the fixed platform is provided with a rotating component; the rotating component is used to drive the rotating shaft to rotate, so as to speed up the passage of the optical fiber through the inlet slot.

[0016] A further technical solution is that the other end of the assembly box has a detection port; a position detection rod is placed inside the polymer coating layer; the position detection rod slides in conjunction with the detection port; and the position detection rod has scale lines.

[0017] A further technical solution is that the fixed platform is provided with a guide seat; the guide seat is arranged away from the cleaning ring; the guide seat has a guide hole; the guide hole is coaxial with the cleaning ring.

[0018] Compared with the prior art, the beneficial effects of this utility model are:

[0019] The optical fiber passes sequentially through the fixed ring, the cleaning brush of the cleaning ring, and the inlet groove, and enters the assembly groove to complete the assembly with the polymer coating layer. During the assembly of the optical fiber, the cleaning ring can be driven to rotate coaxially by the driving component, so that the cleaning brush can dynamically clean the dust and other impurities adhering to the optical fiber. Compared with the existing technology, this dynamic cleaning method reduces the generation of cleaning dead corners and can improve the cleaning effect. Attached Figure Description

[0020] To make the objectives, technical solutions, and beneficial effects of this utility model clearer, the following drawings are provided for illustration:

[0021] Figure 1 This is a three-dimensional drawing of the present invention.

[0022] Figure 2 This is a three-dimensional view of the bottom structure of the fixed platform of this utility model.

[0023] Figure 3 This is a three-dimensional view of the assembly box of this utility model.

[0024] Figure 4 This is a three-dimensional view of the cleaning component of this utility model.

[0025] Figure 5 This is a three-dimensional view of the structure on the rotating outer ring of this utility model.

[0026] Figure 6 This is a longitudinal sectional view of the cleaning component of this utility model.

[0027] Icons: 1-Fixed platform, 2-Assembly box, 3-Cleaning component, 4-Fixed column, 5-Fixed ring, 6-Cleaning ring, 7-Drive component, 8-Assembly slot, 9-Polymer coating, 10-Inlet slot, 11-Rotating outer ring, 12-Gear ring, 13-Cleaning slot, 14-Dust baffle, 15-Conical guide cylinder, 16-Guide roller, 17-Shaft, 18-Rotating component, 19-Rotating gear, 20-Detection rod, 21-Guide seat. Detailed Implementation

[0028] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0029] Example:

[0030] like Figures 1-6As shown, this utility model provides a plastic optical fiber assembly device, including a fixed platform 1; an assembly box 2 and a cleaning component 3 are provided on the fixed platform 1; the cleaning component 3 includes a fixed ring 5 fixed on the fixed platform 1 by a fixed post 4; a cleaning ring 6 is coaxially rotatably provided at one end of the fixed ring 5 near the assembly box 2; a circumferentially distributed cleaning brush is provided on the inner wall of the cleaning ring 6; a driving component 7 is provided on the fixed ring 5 for driving the cleaning ring 6 to rotate; an assembly groove 8 is opened in the assembly box 2; a polymer coating layer 9 is placed in the assembly groove 8; the bottom wall of the assembly groove 8 is an arc-shaped concave surface, which uses the self-centering property of the curved surface to constrain the polymer coating layer 9, avoid abnormal displacement of the polymer coating layer 9 in the static state, and facilitate better positioning of the polymer coating layer 9; an inlet groove 10 communicating with the assembly groove 8 is opened at one end of the assembly box 2; the inlet groove 10 is coaxial with the cleaning ring 6; wherein, the optical fiber passes through the fixed ring 5, the cleaning brush of the cleaning ring 6 and the inlet groove 10 in sequence, and enters the assembly groove 8 to complete the assembly with the polymer coating layer 9.

[0031] The principles and beneficial effects of the above technical solution:

[0032] The optical fiber passes through the cleaning brush of the fixing ring 5 and the cleaning ring 6 and the inlet groove 10 in sequence, and enters the assembly groove 8 to complete the assembly with the polymer coating layer 9. During the assembly of the optical fiber, the cleaning ring 6 can be driven to rotate coaxially by the driving component 7, so that the cleaning brush dynamically cleans the dust and other impurities adhering to the optical fiber. Compared with the existing technology, this dynamic cleaning method reduces the generation of cleaning dead corners and can improve the cleaning effect.

[0033] In this embodiment, one end of the fixed ring 5 has an annular rotating groove; the cross-sectional shape of the rotating groove is T-shaped; a rotating ring 11 with a T-shaped cross-section is coaxially rotatably disposed inside the rotating groove; a cleaning ring 6 is coaxially connected to the rotating ring 11; the rotating ring 11 includes a rotating outer ring 11 located outside the rotating groove; the rotating outer ring has an annular structure; a toothed ring 12 is fixedly sleeved on the rotating outer ring; a driving member 7 is disposed on the fixed ring 5; the driving member 7 has a rotatable power end; a driving gear that meshes with the toothed ring 12 is provided on the power end; the driving member 7 is a servo motor.

[0034] The principles and beneficial effects of the above technical solution:

[0035] The drive component 7 drives the gear to rotate, which in turn drives the gear ring 12 to rotate the cleaning ring 6, thus achieving dynamic cleaning by the cleaning brush. The T-shaped rotating ring 11 and the rotating groove cooperate to limit the rotation of the cleaning ring 6, axially restricting the rotating ring 11 from dislodging, and improving the rotational stability of the cleaning ring 6.

[0036] In this embodiment, an annular cleaning groove 13 is opened at one end of the rotating outer ring near the assembly box 2; a part of the cleaning ring 6 is coaxially engaged in the cleaning groove 13.

[0037] The principles and beneficial effects of the above technical solution:

[0038] The cleaning tank 13 and the cleaning ring 6 are engaged to facilitate the disassembly of the cleaning ring 6 and the regular cleaning of the cleaning brush.

[0039] In this embodiment, a dust baffle 14 is provided on the fixed platform 1; the dust baffle 14 has through holes for allowing optical fibers to pass through; the dust baffle 14 is located between the assembly box 2 and the cleaning ring 6.

[0040] The principles and beneficial effects of the above technical solution:

[0041] Dust and debris ejected by the rotating cleaning ring 6 are blocked by the dust baffle 14 and slide off the surface of the baffle, preventing back splashing and contamination of the cleaned area of ​​the optical fiber.

[0042] The dust baffle 14 precisely constrains the optical fiber path through the through holes, ensuring that it always remains coaxial with the cleaning ring 6 and the inlet groove 10 of the assembly box 2, avoiding brush bristle wear or coating scratches caused by skewing.

[0043] In this embodiment, the assembly box 2 is provided with a conical guide cylinder 15 that communicates with the inlet groove 10 at one end near the dust baffle plate 14; the large-diameter end of the conical guide cylinder 15 is close to the cleaning ring 6.

[0044] The principles and beneficial effects of the above technical solution:

[0045] The arrangement of the tapered guide tube 15 can form a progressive convergence channel, so that the optical fiber is guided by the tapered surface during movement, gradually correcting the slight deviation, and finally accurately aligning with the inlet slot 10.

[0046] In this embodiment, the fixed platform 1 is also provided with a guiding assembly; the guiding assembly includes guide rollers 16 arranged in a linear array on both sides of the optical fiber; the guide rollers 16 are rotatably mounted on the fixed platform 1 via a rotating shaft 17; the guide rollers 16 are arranged vertically and are all in contact with the optical fiber. Part of the rotating shaft 17 rotates through to the bottom of the fixed platform 1; the bottom of the fixed platform 1 is provided with a rotating component 18; the rotating component 18 is used to drive the rotating shaft 17 to rotate, so as to speed up the passage of the optical fiber through the inlet slot 10; the rotating component 18 is a servo motor; the rotating component 18 has a rotatable power end; a rotating gear 19 is provided on the power end; a rotating gear meshing with the rotating gear 19 is provided on the part of the rotating shaft 17 that extends through to the bottom of the fixed platform 1.

[0047] The principles and beneficial effects of the above technical solution:

[0048] The rotating component 18 can drive the rotating shaft 17 to rotate under the transmission action of the gear assembly, thereby causing the guide roller 16 to rotate as well. The guide roller 16 is arranged in a linear array, and a clamping area is formed between each pair of guide rollers 16. The optical fiber is automatically centered under the rotation of the rollers to avoid misalignment.

[0049] In this embodiment, the other end of the assembly box 2 has a detection port; a position detection rod 20 is placed inside the polymer coating layer 9; the position detection rod 20 slides with the detection port; and the position detection rod 20 has scale lines.

[0050] The principles and beneficial effects of the above technical solution:

[0051] The position detection rod 20 slides within the inner cavity of the polymer coating layer 9, with its end contacting the fiber end face. When the fiber is inserted into the coating layer, it pushes the detection rod 20 outward through the detection port, directly displaying the insertion depth via scale lines.

[0052] In this embodiment, a guide seat 21 is provided on the fixed platform 1; the guide seat 21 is arranged away from the cleaning ring 6; a guide hole is opened on the guide seat 21; the guide hole is coaxial with the cleaning ring 6.

[0053] The principles and beneficial effects of the above technical solution:

[0054] Before entering the cleaning ring 6, the optical fiber passes through the guide hole for coarse positioning, reducing the initial offset and significantly reducing the correction burden on the cleaning brush.

[0055] Although the present invention has been described herein with reference to several illustrative embodiments, it should be understood that many other modifications and implementations can be devised by those skilled in the art, which will fall within the scope and spirit of the principles disclosed herein. More specifically, various variations and modifications can be made to the components and / or layout of the subject matter combination within the scope of the disclosure, drawings, and claims. Besides variations and modifications to the components and / or layout, other uses will be apparent to those skilled in the art.

Claims

1. A plastic optical fiber assembly device, characterized in that: The device includes a fixed platform; an assembly box and a cleaning assembly are provided on the fixed platform; the cleaning assembly includes a fixed ring disposed on the fixed platform; a cleaning ring is coaxially rotatably disposed at one end of the fixed ring near the assembly box; the inner wall of the cleaning ring is provided with circumferentially distributed cleaning brushes; a driving component for driving the cleaning ring to rotate is provided on the fixed ring; an assembly groove is formed inside the assembly box; the assembly groove is used to place a polymer coating layer; an inlet groove communicating with the assembly groove is formed at one end of the assembly box; the inlet groove is coaxial with the cleaning ring. The optical fiber passes sequentially through the fixing ring, the cleaning brush of the cleaning ring, and the inlet groove before entering the assembly groove to complete the assembly with the polymer coating layer.

2. The plastic optical fiber assembly device according to claim 1, characterized in that: One end of the fixed ring has a rotating groove; a rotating ring is coaxially rotatable within the rotating groove; the cleaning ring is coaxially connected to the rotating ring; the rotating ring includes a rotating outer ring located outside the rotating groove; the rotating outer ring has an annular structure; a toothed ring is fixedly sleeved on the rotating outer ring; the driving component is disposed on the fixed ring; the driving component has a rotatable power end; the power end is provided with a driving gear that meshes with the toothed ring.

3. The plastic optical fiber assembly device according to claim 2, characterized in that: The outer rotating ring has an annular cleaning groove at one end near the assembly box; a portion of the cleaning ring is coaxially engaged within the cleaning groove.

4. The plastic optical fiber assembly device according to claim 1, characterized in that: The mounting platform is equipped with a dust baffle; the dust baffle has through holes for the optical fiber to pass through; the dust baffle is located between the assembly box and the cleaning ring.

5. The plastic optical fiber assembly device according to claim 4, characterized in that: The assembly box is provided with a conical guide tube at one end near the dust baffle plate, which communicates with the inlet slot; the large-diameter end of the conical guide tube is close to the cleaning ring.

6. The plastic optical fiber assembly device according to claim 1, characterized in that: The fixed platform is also provided with a guide assembly; the guide assembly includes guide rollers arranged in a linear array on both sides of the optical fiber; the guide rollers are rotatably mounted on the fixed platform via a rotating shaft; the guide rollers are arranged vertically and are all in contact with the optical fiber.

7. A plastic optical fiber assembly device according to claim 6, characterized in that: Part of the rotating shaft extends through to the bottom of the fixed platform; the bottom of the fixed platform is provided with a rotating component; the rotating component is used to drive the rotating shaft to rotate, so as to speed up the passage of the optical fiber through the inlet slot.

8. The plastic optical fiber assembly device according to claim 1, characterized in that: The other end of the assembly box has a detection port; a position detection rod is placed inside the polymer coating layer; the position detection rod slides in conjunction with the detection port; and the position detection rod has scale lines.

9. A plastic optical fiber assembly device according to claim 1, characterized in that: The fixed platform is provided with a guide seat; the guide seat is arranged away from the cleaning ring; the guide seat has a guide hole; the guide hole is coaxial with the cleaning ring.