CN219574420U

CN219574420U - Optical fiber propelling mechanism for optical fiber fusion

Info

Publication number: CN219574420U
Application number: CN202320670511.9U
Authority: CN
Inventors: 王丽
Original assignee: Coria Iot Technology Jiangsu Co ltd
Current assignee: Coria Iot Technology Jiangsu Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-22
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses an optical fiber propelling mechanism for optical fiber fusion, which comprises a bottom plate, a moving part, a cleaning part and a fiber pressing part, wherein the moving part is arranged on the bottom plate, the fiber pressing part is arranged on the moving part, the moving part comprises a screw rod and a sliding rail, the fiber pressing part for fixing an optical fiber is arranged on the screw rod of the moving part, the fiber pressing part slides along the sliding rail under the action of the screw rod, the cleaning part is arranged on the bottom plate and comprises an openable optical fiber cleaning clamp for cleaning the optical fiber and a cleaning head for cleaning the fiber pressing part, and flowable cleaning cotton is arranged on the optical fiber cleaning clamp and the cleaning head. The advantage utilizes the gear teeth that sets up great driven gear and step motor on the screw rod and smaller on the step motor to the subdivision of step motor motion process to the realization is to the accurate adjustment of optic fibre position in the optic fibre fusion process, simple structure is with low costs, and the cleaning part that sets up in addition on the base can clean optic fibre and press the V type groove in the fine portion, does not need manual clean optic fibre, easy operation convenient to use.

Description

Optical fiber propelling mechanism for optical fiber fusion

Technical Field

The utility model relates to an optical fiber propelling mechanism for optical fiber fusion.

Background

The optical fiber fusion splicer is mainly used for construction and maintenance of optical cables in optical communication, so the optical cable fusion splicer is called as an optical cable fusion splicer, the working principle of the optical fiber fusion splicer is that two optical fibers are fused by utilizing a high-voltage arc and simultaneously utilizing a high-precision motion mechanism to gently push the two optical fibers to be fused into one optical fiber, so that the coupling of an optical fiber mode field is realized, in order to ensure the quality of optical fiber fusion splicing and reduce the extinction ratio, the V-shaped grooves of the optical fibers and fixed optical fibers are required to be cleaned before the optical fiber fusion splicing, the traditional cleaning mode is that the optical fibers are manually cleaned by manpower, the cleaning is troublesome, dust is possibly adhered to the hands of constructors in an outdoor environment, the requirement can be met only by cleaning for many times, or the cleaning effect can not be met, the fusion splicing quality of the optical fibers is influenced, in addition, the traditional fusion splicer is generally driven by using a stepping motor, and the stepping motor is low in step precision, if the precision is required to be increased, a high-precision subdivision chip is required on a circuit, and the cost is high.

In chinese patent: 201620325240.3, the name is: optical fiber propulsion mechanism for optical fiber fusion, wherein record, including the optical fiber clamp fixing base, optical fiber clamp fixing base right side is fixed with the pushing block, and the optical fiber clamp fixing base is fixed on the slider, slider and linear slide rail cooperation, linear slide rail are fixed on the mount pad, still are fixed with step motor, its characterized in that on the mount pad: the stepping motor is connected with the speed reducer, the motor output shaft of the stepping motor is a high-precision threaded shaft, the motor output shaft is sleeved with a threaded sleeve, the front end of the threaded sleeve is in contact with the pushing block, the threaded sleeve is sleeved with a limited rotating piece, the limited rotating piece and the threaded sleeve are integrally formed, a waist-shaped hole is formed in the limited rotating piece, a limited rotating shaft is fixed on the mounting seat and penetrates into the waist-shaped hole, and the limited rotating shaft is in clearance fit with the waist-shaped hole.

Such as the patent: 201620325240.3, the patent mainly utilizes a high-precision threaded shaft and a speed reducer to subdivide the stepping motor, and the whole can achieve the precision of subdividing the stepping motor, but the cost is higher, and the patent also needs the constructor to manually clean the optical fiber and the V-shaped groove without the capability of automatic cleaning.

Disclosure of Invention

The technical problems to be solved by the utility model are that the propelling mechanism in the prior optical fiber welding process mentioned in the technical background has high cost for improving precision and the prior device does not have the capability of automatically cleaning and cleaning the optical fiber and the V-shaped groove.

Aiming at the technical problems, an optical fiber propelling mechanism for optical fiber fusion is provided; the method is realized by the following technical scheme: an optical fiber advancing mechanism for fusion splicing of optical fibers, comprising a base plate characterized in that: still including setting up motion, cleaning part and the fine portion of pressure that sets up on motion on the bottom plate, motion includes screw rod and slide rail, and the fine portion of pressure that fixes optic fibre sets up on the screw rod of motion, presses fine portion to slide along the slide rail under the effect of screw rod, and cleaning part sets up on the bottom plate, including the clean clamp of optic fibre that can open and shut and carry out clear cleaning head to pressing fine portion to optic fibre, the clean clamp of optic fibre and the cleaning head on be provided with flowable clean cotton.

In the utility model, the large driven gear arranged on the screw rod is meshed with the small gear arranged on the stepping motor, so that the movement process of the stepping motor is subdivided, the accurate adjustment of the optical fiber position in the optical fiber welding process is realized, the structure is simple, the cost is low, in addition, the V-shaped grooves on the optical fiber and the fiber pressing part can be cleaned by the cleaning part arranged on the base, the optical fiber is not required to be cleaned manually, and the operation is simple and the use is convenient.

According to the technical scheme, one end of the screw rod of the moving part is provided with the driven gear connected with the motor, the diameter and the tooth number of the driven gear are larger than those of the moving gear arranged on the motor shaft, and the diameter and the tooth number of the driven gear are larger than those of the moving gear arranged on the motor shaft, so that the pinion is used for driving the large gear to subdivide the step angle of the stepping motor, and the precision is improved.

The optical fiber pressing device comprises a base and a pressing hammer, wherein the pressing hammer is hinged to the base, the pressing hammer can rotate along the hinged position, a V-shaped groove for placing an optical fiber is formed in the base, a layer of rubber is arranged on the surface of the V-shaped groove, friction force is increased due to the arrangement of the rubber, the optical fiber is prevented from sliding in the optical fiber pushing process, and the welding effect is guaranteed.

According to the technical scheme, the weighting block is arranged on the upper surface of the pressing hammer, the threaded hole penetrating through the base is formed in the side face of the base along the length direction of the base, the screw is screwed into the threaded hole in the base, and the weighting block enables the optical fiber to be stably pressed in the V-shaped groove and cannot slide, so that the welding effect is guaranteed.

The optical fiber cleaning clamp comprises two hinged clamping pieces, a rotatable roller is arranged on each clamping piece, cleaning cotton for cleaning the optical fiber and the V-shaped groove is wound on the roller, and the cleaning cotton is wound on the roller so as to be convenient for pulling on the roller.

According to the technical scheme, two clamping blocks capable of being clamped together are arranged at the clamping opening of the optical fiber cleaning clamp, the optical fibers to be cleaned are clamped in the clamping blocks, the cleaning cotton is wound on the roller through the clamping blocks, and the optical fibers are clamped in the clamping blocks due to the arrangement of the optical fibers in the clamping blocks, so that the cleaning effect is better.

According to the technical scheme, cleaning cotton wound on the roller through the clamping blocks is connected with the rotatable recovery disc, the recovery disc is connected with the motor, the used cleaning cotton is recovered, and the used cleaning cotton is recovered, so that the cleaning cotton for cleaning the optical fiber is always clean and unused, and the cleaning effect is ensured.

The utility model adopts the technical scheme that the two sets of the motion part, the cleaning part and the fiber pressing part are symmetrically distributed on the bottom plate, and the arrangement is convenient for fiber alignment and cleaning and convenient for use.

According to the technical scheme, one of the two sets of moving parts, the cleaning part and the fiber pressing part is arranged on a moving platform capable of moving up and down and left and right, and the position of one optical fiber can be adjusted through the moving platform, so that fiber alignment is more convenient and accurate, and the welding effect is enhanced.

Compared with the prior art, the utility model has the following beneficial effects:

according to the technical scheme, the large driven gear arranged on the screw rod is meshed with the small gear arranged on the stepping motor, and the movement process of the stepping motor is subdivided, so that the accurate adjustment of the optical fiber position in the optical fiber welding process is realized, the structure is simple, the cost is low, in addition, the V-shaped grooves on the optical fiber and the fiber pressing part can be cleaned by the cleaning part arranged on the base, the optical fiber is not required to be cleaned manually, and the operation is simple and the use is convenient.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a cleaning section;

FIG. 3 is a perspective view of a cleaning portion of the present utility model;

FIG. 4 is an exploded view of the present utility model;

reference numerals illustrate: 1-bottom plate, 2-motion portion, 21-screw, 22-slide rail, 23-driven gear, 24-mount, 3-press fiber portion, 31-base, 32-press hammer, 33-V type groove, 34-weight, 35-slider, 4-cleaning portion, 41-optical fiber cleaning clamp, 42-cleaning head, 43-cleaning cotton, 44-roller, 45-clamp block, 46-recovery disk, 47-mounting frame, 48-connecting rod, 49-cleaning cotton belt, 5-moving platform.

Detailed Description

The following describes the technical solution in the embodiment of the present utility model in detail with reference to fig. 1 to 4 in the embodiment of the present utility model.

Example 1

As shown in fig. 1, an optical fiber advancing mechanism for fusion splicing of optical fibers includes a base plate 1, a moving part 2, a fiber pressing part 3, a cleaning part 4, and a moving platform 5.

As shown in fig. 1, the base plate 1 is a rectangular plate for mounting the moving part 2, the cleaning part 4 and the moving platform 5, and may be made of a metal material or engineering plastic having high strength.

As shown in fig. 1 and 4, the moving part 2 comprises a screw 21 and a slide rail 22, the slide rail 22 is fixed on the central axis of the surface of the bottom plate 1 by a screw, the screw 21 is a round rod with threads in the middle, the two ends of the screw 21 are respectively provided with a distance of 10mm, the threads are not formed, and the two ends of the screw 21 are respectively sleeved with a mounting seat 24 for supporting and mounting the screw 21.

The mount pad 24 is an L-shaped metal plate, and one end is connected with the screw 21, and one end passes through the screw fixation on the upper surface of slide rail 22, and perpendicular to surface has seted up a through round hole on the longer face of mount pad 24, and screw 21 is placed in the round hole to in order to guarantee that screw 21 can rotate along self axis in mount pad 24, be provided with a bearing in the junction of screw 21 and mount pad 24, the bearing is fixed in the round hole on mount pad 24, and the tip of screw 21 inserts in the bearing.

The driven gear 23 is sleeved at the position where the thread is not formed at one end of the screw 21, the driven gear 23 is meshed with the capacity gear on the stepper motor shaft, the stepper motor is arranged on the bottom plate 1, and in order to reduce cost, the subdivision of the movement process of the screw 21 is realized under the condition that no subdivision chip is added to the stepper motor, the diameter and the number of teeth of the driven gear 23 are larger than those of the movement gear on the stepper motor shaft, and the subdivision of the movement process is realized by driving the large gear through the pinion, so that the fiber alignment is more accurate, and the welding effect is enhanced.

As shown in fig. 3 and 4, the fiber pressing portion 3 includes a base 31 and a pressing hammer 32, the base 31 is a cuboid block with a rectangular cross section, and can be made of metal materials or engineering plastics with high strength, a threaded hole penetrating through the base 31 is formed on the side surface of the base 31 and perpendicular to the side surface, the screw rod 21 is screwed into the threaded hole, so that the precision is improved, the screw rod 21 and the threaded hole are matched precisely, the shaking condition cannot occur, in addition, the threaded hole on the base 31 can be replaced by an existing threaded sleeve for convenient processing and use, and the threaded sleeve is inlaid in the base 31, so that the same effect can be achieved.

A slide block 35 is fixed on the lower surface of the base 31 by a screw, the slide block 35 can be tightly combined with the slide rail 22, the base 31 can stably slide on the slide rail 22 by the slide block 35, and the stability of the fiber alignment process is ensured.

A V-shaped groove 33 penetrating the base 31 is formed on the upper surface of the base 31 perpendicular to the upper surface of the base 31 in the longitudinal direction of the base 31, and an optical fiber to be fusion-spliced is placed in the V-shaped groove 33, and in addition, in order to strengthen the protection of the surface of the optical fiber, the optical fiber or the cladding layer of the surface of the optical fiber is prevented from being damaged, a rubber coating layer is arranged on the surface of the V-shaped groove 33.

The pressing hammer 32 is a rectangular metal plate and is fixed on the base 31 through a hinge, the pressing hammer can be integrally covered on the upper surface of the base 31, optical fibers in the V-shaped groove 33 are pressed, the weight of the pressing hammer 32 can be increased for facilitating the opening of the pressing hammer 32, a weighting block 34 is fixed on the upper surface of the pressing hammer 32, the weight of the pressing hammer 32 is increased, the optical fibers are better pressed, and a user is convenient to hold the weighting block 34 to open the pressing hammer 32.

As shown in fig. 2, 3 and 4, in order to facilitate the cleaning of the optical fibers and the V-grooves 33 by the operator and to ensure the welding effect, a cleaning portion 4 is provided on the base plate 1, the cleaning portion 4 includes an optical fiber cleaning clamp 41, a cleaning head 42, cleaning cotton 43 and a mounting frame 47, the mounting frame 47 is a metal bracket of Z shape, a cross arm of the lower end of the mounting frame 47 is mounted on the base plate 1 by screws, a mounting plate is fixed on the side of the upper end of the mounting frame 47, and a recovery tray 46 for cleaning the cleaning cotton 43 and recovering the cleaning cotton 43 is provided on the mounting plate.

The cleaning cotton 43 is a disc-shaped cleaning roll which is formed by rolling up materials for cleaning optical fibers layer by layer, a round tube is arranged at the center of a circle, the cross section of the mounting column is in a regular hexagon shape through a round tube sleeve on a mounting column on a mounting plate, the mounting angle of a connecting rod 48 sleeved on the mounting column can be adjusted, the cleaning cotton 43 can rotate around the mounting column along a round dot, the connecting rod 48 is sleeved on the mounting column, the connecting rod 48 is in a C shape, one end of the connecting rod 48 is sleeved on the mounting column, the other end of the connecting rod 48 is sleeved with a cleaning head 42 for cleaning the V-shaped groove 33, the cleaning head 42 is in a cylinder made of rubber materials, a round through hole is formed along an axis, the cleaning head 42 is integrally sleeved on the other end of the connecting rod 48 and can freely rotate along the center of the circle, the cleaning head 42 can be integrally placed on the V-shaped groove 33 to clean the V-shaped groove 33, and the cleaning head 42 can be tightly attached in the V-shaped groove 33 through adjusting the angle of the connecting rod 48.

In order to facilitate the cleaning of the optical fibers, an optical fiber cleaning clamp 41 is arranged on the mounting plate, the optical fiber cleaning clamp 41 is mainly made of two hinged clamping pieces, one clamping piece is connected with the mounting plate, a torsion spring is arranged at the hinged position of the two clamping pieces, the two clamping pieces can be clamped under the action of the torsion spring, in order to facilitate the cleaning of the optical fibers, two clamping pieces 45 are fixed at the positions, close to the clamping openings, on the inner side surfaces of the two clamping pieces, of the two clamping pieces 45, the clamping pieces 45 are rectangular blocks, circular arc grooves are formed in the surfaces, the two clamping pieces 45 can be tightly attached together, a cleaning cotton belt 49 on cleaning cotton 43 is laid on the clamping piece 45 after being wound on a cleaning head 42, then is laid on the other clamping piece 45 by bypassing the torsion spring, and finally is wound on a recovery disc 46, so that the optical fibers to be cleaned can be directly clamped in the two clamping pieces 45, in order to facilitate the cleaning cotton belt 49 to be conveniently cleaned at the positions, the clamping openings of the two clamping pieces 45 are respectively provided with a rubber roller 44, the cleaning cotton belt 44 on the two clamping pieces 41 are respectively, the cleaning roller 44 is wound on the cylindrical roller 44, the cylindrical roller 44 is connected with the cylindrical roller 44, and the cleaning cotton belt 44 is freely passes through the circular roller 44, and the cylindrical roller 44 is wound on the cylindrical roller 44, and the cleaning cotton belt 44 is wound on the cylindrical roller 44, and the cleaning roller 44 is connected together, and the cleaning cotton belt is wound on the cylindrical roller, and the cleaning roller.

The recovery disk 46 is connected with a small motor, the motor rotates to drive the recovery disk 46 to rotate, and the cleaning cotton belt 49 on the cleaning cotton 43 is wound on the recovery disk 46, so that the cleaning cotton belt 49 after being used can be recovered under the action of the motor.

As shown in fig. 1, two sets of bottom plates 1, moving parts 2, cleaning parts 4 and fiber pressing parts 3 are arranged and are symmetrically distributed in opposite directions, so that fibers and cleaning can be performed from two ends, the use is convenient, meanwhile, in order to facilitate the adjustment of the up-down, left-right positions of the fibers, a moving platform 5 can be arranged under one set of bottom plates 1, the moving platform 5 can drive the bottom plates 1 to move up-down, left-right, the fibers and welding can be completed, the moving platform 5 can be replaced by the existing structure, and the effect of up-down, left-right movement can be achieved.

The use process of the embodiment is as follows: when the V-shaped groove 33 is cleaned, the pressing hammer 32 on the fiber pressing part 3 is firstly opened, then the angle of the connecting rod 48 is adjusted to enable the cleaning head 42 to be tightly attached to the V-shaped groove 33, then the moving part 3 moves to drive the base 31 to move forwards, meanwhile, the recovery disc 46 rotates under the action of the small motor to recover used cleaning cotton belts 49, the cleaning effect of the V-shaped groove 33 is ensured, when the optical fibers are required to be cleaned, the optical fibers to be cleaned are firstly placed in the arc-shaped grooves of the two clamping blocks 45 by the manual optical fiber cleaning clamp 41, then the optical fiber cleaning clamp 41 is clamped, the small motor on the recovery disc 46 is opened, at the moment, the cleaning cotton belts 49 move at the clamping blocks 45, then the optical fibers clamped in the clamping blocks 45 are cleaned, the optical fibers can be cut after the optical fibers are cut, the optical fibers are placed in the V-shaped groove 33, the pressing hammer 32 is covered, and then the optical fibers are welded after the positions of the moving platform 5 and the moving part 2 are adjusted.

The above embodiments are only for illustrating the technical idea of the present utility model, and the protection scope of the present utility model is not limited thereto, and any modification made on the basis of the technical scheme according to the technical idea of the present utility model falls within the protection scope of the present utility model.

Claims

1. An optical fiber advancing mechanism for fusion splicing of optical fibers, comprising a base plate (1) characterized in that: still including setting up motion (2) on bottom plate (1), cleaning part (4) and setting up the fine portion (3) of pressure on motion (2), motion (2) include screw rod (21) and slide rail (22), and fine portion (3) of pressure that fixes the optic fibre set up on screw rod (21) of motion (2), and fine portion (3) of pressure slide along slide rail (22) under the effect of screw rod (21), cleaning part (4) set up on bottom plate (1), including clean clamp (41) of optic fibre clear and clean head (42) to pressing fine portion (3) clear, be provided with flowable cleaning cotton (43) on optic fibre clean clamp (41) and the head (42).

2. An optical fiber advancing mechanism for fusion splicing of optical fibers according to claim 1, wherein: one end of a screw rod (21) of the moving part (2) is provided with a driven gear (23) connected with a motor, and the diameter and the number of teeth of the driven gear (23) are larger than those of the moving gear arranged on a motor shaft.

3. An optical fiber advancing mechanism for fusion splicing of optical fibers according to claim 1, wherein: the fiber pressing part (3) comprises a base (31) and a pressing hammer (32), wherein the pressing hammer (32) is hinged to the base (31), the pressing hammer (32) can rotate along the hinged position, a V-shaped groove (33) for placing an optical fiber is formed in the base (31), and a layer of rubber is arranged on the surface of the V-shaped groove (33).

4. A fiber advancing mechanism for fusion splicing of optical fibers according to claim 3, wherein: the upper surface of the pressing hammer (32) is provided with a weight (34), a threaded hole penetrating through the base (31) is formed in the side surface of the base (31) along the length direction of the base (31), and the screw (21) is screwed into the threaded hole on the base (31).

5. An optical fiber advancing mechanism for fusion splicing of optical fibers according to claim 1, wherein: the optical fiber cleaning clamp (41) comprises two hinged clamping pieces, a rotatable roller (44) is arranged on the clamping pieces, and cleaning cotton (43) for cleaning the optical fibers and the V-shaped groove (33) is wound on the roller (44).

6. An optical fiber advancing mechanism for fusion splicing of optical fibers as set forth in claim 5, wherein: two clamping blocks (45) which can be clamped together are arranged at the clamping opening of the optical fiber cleaning clamp (41), the optical fiber to be cleaned is clamped in the clamping blocks (45), and the cleaning cotton (43) is wound on the roller (44) through the clamping blocks (45).

7. The optical fiber advancing mechanism for fusion splicing of optical fibers according to claim 6, wherein: the cleaning cotton (43) wound on the roller (44) through the clamping block (45) is connected with the rotatable recovery disc (46), and the recovery disc (46) is connected with the motor to recover the used cleaning cotton (43).

8. An optical fiber advancing mechanism for fusion splicing of optical fibers according to claim 1, wherein: the motion part (2), the cleaning part (4) and the fiber pressing part (3) are provided with two sets which are symmetrically distributed on the bottom plate (1).

9. The optical fiber advancing mechanism for fusion splicing of optical fibers according to claim 8, wherein: one of the two sets of moving parts (2), the cleaning part (4) and the fiber pressing part (3) is arranged on a moving platform (5) which can move up and down, left and right.