CN210465750U

CN210465750U - Optical fiber stripping mechanism for automatic test of optical fiber coupler

Info

Publication number: CN210465750U
Application number: CN201921426299.1U
Authority: CN
Inventors: 郭征东; 欧阳倚承; 杜永建; 刘祖俊; 智健
Original assignee: Orte Photonics Co ltd
Current assignee: Orte Photonics Co ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-05-05
Anticipated expiration: 2029-08-29

Abstract

The utility model discloses an optical fiber stripping mechanism for automatic test of an optical fiber coupler, which comprises a fiber stripping cylinder, a front and back driving module, an upper and lower driving module and a blade cleaning module, wherein the fiber stripping cylinder is provided with a first knife rest and a second knife rest, the first knife rest is provided with a first blade, the second knife rest is provided with a second blade, the first and second blades are arranged oppositely, the fiber stripping cylinder drives the first and second knife rests to move in opposite directions or in a back-to-back direction, and the fiber stripping cylinder is arranged on the front and back driving module to enable the fiber stripping cylinder to move in the front and back direction; the blade cleaning module comprises a rotating shaft and a hairbrush arranged on the rotating shaft, and the blade cleaning module is arranged on the upper and lower driving module so that the hairbrush can move in the upper and lower directions; when the fiber stripping cylinder moves to the front end and the blade cleaning module moves to the upper end, the brush rotates between the first tool rest and the second tool rest. The blade of the mechanism does not rotate, only does simple horizontal movement, and has simple structure, high stability and high success rate of stripping the optical fiber.

Description

Optical fiber stripping mechanism for automatic test of optical fiber coupler

Technical Field

The utility model relates to an optic fibre coating peels off technical field, in particular to optic fibre mechanism is shelled to optic fibre for automatic testing of optical fiber coupler.

Background

The existing fiber coating layer stripping technology adopts manual stripping, and the coating layer is removed mainly through Miller clamps. The manual operation has higher requirements on the skills of operators, and the production efficiency is lower. Meanwhile, manual operation cannot be adapted to mechanized and automated production.

In order to adapt to the mechanical and automatic test of the optical fiber coupler, an automatic stripping technology is adopted. Patent application publication No. CN108436923A describes: the electric clamping and grabbing fiber stripping device comprises two clamping and grabbing electric sliding tables arranged below a core component plate, a clamping and grabbing tooling piece arranged above the clamping and grabbing electric sliding tables, and a clamping and grabbing air blowing mechanism arranged above the clamping and grabbing tooling piece; the electric clamping claw is arranged on the electric clamping claw sliding table, and the clamping claw stepping motor rotating arm mechanism is arranged at the intersection of the electric clamping claw and the electric clamping claw sliding table; the clamping and grabbing residue collecting box is arranged below the clamping and grabbing stepping motor rotating arm mechanism, and the clamping and grabbing brush cleaning mechanism is arranged below the core component board. The electric clamping and grabbing fiber stripping device has the main function of completing the fiber stripping process. Utilize pressing from both sides to grab electronic slip table mobile location, electronic clamp is grabbed and is carried and press from both sides and grab the frock piece, peels off the fibre, and the rethread presss from both sides to grab step motor swinging boom mechanism and drive electronic clamp and grab, grab frock piece and press from both sides two directions of grabbing between the residue collection box pressing from both sides, realizes the horizontal hunting, recycles to press from both sides to grab blowing mechanism and grabs some above-mentioned with electronic clamp and peels off the fibre clean.

The specific fiber stripping process comprises the following steps: the device comprises an electromagnetic chuck feeding device, an electric clamping claw, a product light guide fiber, a light guide fiber surface layer protection rubber sheet, a brush cleaning device, a power-driven sliding table, an electric clamping claw and a blowing device, wherein the electromagnetic chuck feeding device sucks a tool piece through the electromagnetic chuck, the tool piece is moved to an appointed position of an electric clamping claw fiber peeling position, the electric clamping claw is pushed towards the direction of the tool piece, the electric clamping claw is closed, a blade on the electric clamping claw is pressed into the product light guide fiber through the blade on the electric clamping claw, the light guide fiber surface layer protection rubber sheet is crushed, the electric clamping claw returns, the light guide fiber surface layer rubber sheet is separated from the light guide fiber, the electric clamping claw opens, a rotating arm of a clamping claw stepping motor falls down, the surface layer protection rubber sheet; the steps are repeated twice to finish the fiber stripping process.

Accomplish the back of peeling off of coating in this patent application, grab falling of step motor swinging boom through pressing from both sides for the protection rubber residue falls into the residue and collects the box, releases brush cleaning device again, clears up the blade on the electronic clamping jaw. Although the action of stripping the coating layer is simple, when the residue remained on the stripped blade is cleaned, the electric clamping jaw needs to rotate, the action and the structure are complex, the electric clamping jaw rotates repeatedly, the stability of the component is possibly influenced, and the success rate of stripping the optical fiber is possibly influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optic fibre mechanism is shelled to optic fibre for automatic testing of fiber coupler to solve the problem that proposes among the above-mentioned background art.

The technical scheme adopted for solving the technical problems is as follows: an optical fiber stripping mechanism for automatic test of an optical fiber coupler comprises a fiber stripping cylinder, a front and rear driving module, an upper and lower driving module and a blade cleaning module, wherein a first knife rest and a second knife rest are arranged on the fiber stripping cylinder at intervals, a first blade is arranged on the first knife rest, a second blade is arranged on the second knife rest, the first blade and the second blade are oppositely arranged, the fiber stripping cylinder drives the first knife rest and the second knife rest to move in the left and right directions in a facing or back-to-back mode, and the fiber stripping cylinder is arranged on the front and rear driving module so that the fiber stripping cylinder can reciprocate in the front and rear directions; the blade cleaning module comprises a rotating shaft and a brush transversely arranged on the rotating shaft, and the blade cleaning module is arranged on the up-and-down driving module so that the brush can reciprocate in the up-and-down direction;

when the fiber stripping cylinder moves to the front end and the blade cleaning module moves to the upper end, the brush can rotate between the first tool rest and the second tool rest.

As an improvement of the scheme, the number of the fiber stripping cylinders is two and the fiber stripping cylinders are arranged in a flush manner, and the number of the brushes on the rotating shaft is correspondingly set to be two.

As an improvement of the above scheme, the front and rear driving module includes a first driving body and a first slider, the first driving body drives the first slider to move back and forth, the up and down driving module includes a second driving body and a second slider, the second driving body drives the second slider to move up and down, the second driving body is fixedly connected with the first slider, the fiber stripping cylinder is fixedly connected with the second driving body, and the blade cleaning module is fixedly connected with the second slider.

As an improvement of the above scheme, the first driving body and the second driving body both include a driving motor and a lead screw, the lead screw is sleeved with a bearing, and the first slider and the second slider are respectively and fixedly connected to the corresponding bearings.

As an improvement of the scheme, the blade cleaning module further comprises a driving motor and a coupler, and the driving motor is connected with the rotating shaft through the coupler.

As an improvement of the scheme, a collecting box is arranged below the hairbrush.

As an improvement of the above, when the first blade and the second blade move toward each other to a minimum distance, a distance between the first blade and the second blade is larger than a core diameter of the optical fiber and smaller than a cladding diameter of the optical fiber.

As an improvement of the above scheme, the brush comprises a support shaft and hair roots, the hair roots are attached to the support shaft in a divergent manner, the surrounding hair roots form the outer diameter of the brush, when the first tool rest and the second tool rest move back to the maximum distance, the distance between the first blade and the second blade is larger than the diameter of the support shaft, and the distance between the first tool rest and the second tool rest is smaller than the outer diameter of the whole brush.

Has the advantages that: the utility model discloses in, can realize that optic fibre peels off through peeling off first blade of fine cylinder drive and second blade relative movement. In order to clean residues after stripping, the upper and lower driving modules drive the blade cleaning module to move to the upper end, and then the first blade and the second blade as well as the first tool rest and the second tool rest are cleaned by rotating the hairbrush. The blade for stripping the optical fiber does not need to rotate, only needs to do simple horizontal movement, and has simpler structure, higher stability and higher success rate of stripping the optical fiber.

Drawings

The invention is further described with reference to the following figures and examples:

FIG. 1 is a schematic view of the overall structure of a single fiber stripping mechanism;

FIG. 2 is a schematic diagram of the overall structure of the dual optical fiber stripping mechanism;

FIG. 3 is an exploded view of a single fiber stripping mechanism.

Detailed Description

Referring to fig. 1 to 3, an embodiment of the present invention provides an optical fiber peeling mechanism for automatic test of an optical fiber coupler, the optical fiber peeling mechanism is generally disposed at an optical fiber peeling station for peeling off an optical fiber coating layer on a fixture.

The optical fiber stripping mechanism comprises a single optical fiber stripping mechanism and a double optical fiber stripping mechanism, the two mechanisms have the same principle, and the only difference is that the double optical fiber stripping mechanism can simultaneously operate the coating stripping of two optical fibers, while the single optical fiber stripping mechanism can only operate the coating stripping of one optical fiber at a time.

Specifically, the optical fiber stripping mechanism is composed of a fiber stripping cylinder 30, a front and back driving module 10, an up and down driving module 20, a blade cleaning module 40 and the like, and the optical fiber stripping mechanism is integrally and fixedly installed on the rack 1. The fiber stripping cylinder 30 is installed on the front and rear driving module 10, and the front and rear driving module 10 drives the fiber stripping cylinder 30 so that the fiber stripping cylinder 30 can reciprocate in the front and rear direction.

The fiber stripping cylinder 30 is provided with a first cutter frame 31 and a second cutter frame 32 at intervals, the first cutter frame 31 is provided with a first blade 311, the second cutter frame 32 is provided with a second blade 321, the first blade 311 and the second blade 321 are oppositely arranged, and the fiber stripping cylinder 30 drives the first cutter frame 31 and the second cutter frame 32 to move in the left and right directions in an opposite or back direction.

The blade cleaning module 40 includes a rotation shaft 41 and brushes 42 transversely provided on the rotation shaft 41, the blade cleaning module 40 is mounted on the up-down driving module 20, and the blade cleaning module 40 is driven on the up-down driving module 20 such that the brushes 42 can reciprocate in the up-down direction.

The fiber stripping cylinder 30 is a finger cylinder, two fingers extending out of the finger cylinder are parallel to each other and can move in opposite directions or in back directions, and a first tool rest 31 and a second tool rest 32 are respectively arranged on the two fingers. The fiber stripping cylinder 30 drives two fingers to move back to back, so that the first blade 311 and the second blade 321 are opened; the front and back driving module 10 drives the fiber stripping cylinder 30 to move forward to the fiber stripping station, and the fiber to be stripped extends between the first blade 311 and the second blade 321; the fiber stripping cylinder 30 drives the two fingers to move oppositely, and the first blade 311 and the second blade 321 prick the optical fiber to be stripped; the front and rear driving module 10 drives the fiber stripping cylinder 30 to move backwards to a position far away from the optical fiber stripping station, so as to complete the stripping of the optical fiber coating layer.

In order to clean residues on the tool rest and the blades, the front and rear driving module 10 drives the fiber stripping cylinder 30 to move forwards to the optical fiber stripping station again, and the fiber stripping cylinder 30 drives two fingers to move backwards, so that the first blade 311 and the second blade 321 are in an open state; meanwhile, the up-down driving module 20 drives the blade cleaning module 40 to move to the upper end, so that the brush 42 is positioned between the first blade 311 and the second blade 321, and the brush 42 continuously rotates, thereby completing the cleaning of the blade holder and the blade. The up-down driving module 20 drives the blade cleaning module 40 to move downward to the reset position, so that the next optical fiber stripping can be performed. To ensure the cleaning effect, the driving module can drive the blade cleaning module 40 to reciprocate up and down twice.

The utility model discloses the device can realize optic fibre through the relative movement of the first blade 311 of the fine cylinder 30 drive of shelling and second blade 321 and peel off. The blade for stripping the optical fiber does not need to rotate, only needs to do simple horizontal movement, and has simpler structure, higher stability and higher success rate of stripping the optical fiber.

Specifically, the front and rear driving module 10 in the optical fiber stripping mechanism comprises a first driving body and a first sliding block 11, the first driving body drives the first sliding block 11 to move back and forth, the up and down driving module 20 comprises a second driving body and a second sliding block 21, and the second driving body drives the second sliding block 21 to move up and down. The first driving body is fixedly arranged on the frame 1. The second driving body and the first sliding block 11 are installed integrally, the fiber stripping cylinder 30 and the second driving body are installed integrally, and the blade cleaning module 40 and the second sliding block 21 are installed integrally.

Wherein, first drive body and second drive body all include driving motor and lead screw, and the cover is equipped with the bearing on the lead screw, and first slider 11 and second slider 21 are fixed connection respectively on corresponding bearing. The driving motor drives the screw rod to rotate, and the bearing reciprocates on the screw rod, so that the first sliding block 11 and the second sliding block 21 are driven to reciprocate. The blade cleaning module 40 further comprises a drive motor and a coupling, the drive motor being connected to the rotating shaft 41 via the coupling. The driving motor drives the rotation shaft 41 to rotate, and the brush 42 follows the rotation shaft 41 to complete cleaning.

Meanwhile, a collection box 50 is provided below the brush 42 to collect the residue. The collecting box 50 is fixedly installed on the second slider 21. One side edge of the collecting box 50 is upwardly formed with a mounting bracket for fixedly mounting the blade cleaning module 40.

Each transmission part in the optical fiber stripping mechanism is simple in structure, stable and reliable, and reasonable in spatial arrangement.

Preferably, when the first blade 311 and the second blade 321 move towards each other to a minimum distance, the distance between the first blade 311 and the second blade 321 is greater than the core diameter of the optical fiber and smaller than the cladding diameter of the optical fiber, so as to prevent the blades from cutting into the core portion of the optical fiber and causing damage to the optical fiber.

Meanwhile, the brush 42 comprises a support shaft and hair roots, the hair roots are attached to the support shaft in a divergent manner, the surrounding hair roots form the outer diameter of the brush 42, and when the first tool rest 31 and the second tool rest 32 move back to the maximum distance, the distance between the first blade 311 and the second blade 321 is larger than the diameter of the support shaft, so that the support shaft and the blades are prevented from colliding, and the blades are further damaged; and, the distance between the first blade holder 31 and the second blade holder 32 is set smaller than the outer diameter of the brush 42 as a whole. The brush 42 is soft and easily deformed, and when the overall outer diameter of the brush 42 is large, the cleaning effect is improved.

In the dual optical fiber stripping mechanism, the number of the stripping cylinders 30 is two and the stripping cylinders are arranged in parallel, and the number of the brushes 42 on the rotating shaft 41 is correspondingly two.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. The utility model provides an optic fibre mechanism is shelled to optic fibre for optical fiber coupler automatic testing which characterized in that: the fiber stripping device comprises a fiber stripping cylinder, a front and rear driving module, an upper and lower driving module and a blade cleaning module, wherein a first knife rest and a second knife rest are arranged on the fiber stripping cylinder at intervals, a first blade is arranged on the first knife rest, a second blade is arranged on the second knife rest, the first blade and the second blade are arranged oppositely, the fiber stripping cylinder drives the first knife rest and the second knife rest to move in the left and right directions in opposite directions or in the back direction, and the fiber stripping cylinder is arranged on the front and rear driving module so that the fiber stripping cylinder can move in the front and back directions in a reciprocating manner; the blade cleaning module comprises a rotating shaft and a brush transversely arranged on the rotating shaft, and the blade cleaning module is arranged on the up-and-down driving module so that the brush can reciprocate in the up-and-down direction;

2. The optical fiber stripping mechanism for automatic test of optical fiber coupler according to claim 1, wherein: the quantity of shelling fine cylinder is two and is the parallel and level setting, the quantity of the epaxial brush of rotation sets to two correspondingly.

3. The optical fiber stripping mechanism for automatic test of optical fiber couplers according to claim 1 or 2, characterized in that: the front and rear driving module comprises a first driving body and a first sliding block, the first driving body drives the first sliding block to move back and forth, the upper and lower driving module comprises a second driving body and a second sliding block, the second driving body drives the second sliding block to move up and down, the second driving body is fixedly connected with the first sliding block, the fiber stripping cylinder is fixedly connected with the second driving body, and the blade cleaning module is fixedly connected with the second sliding block.

4. The optical fiber stripping mechanism for automatic test of optical fiber coupler according to claim 3, wherein: the first driving body and the second driving body respectively comprise a driving motor and a lead screw, the lead screw is sleeved with a bearing, and the first sliding block and the second sliding block are respectively and fixedly connected to the corresponding bearings.

5. The optical fiber stripping mechanism for automatic test of optical fiber coupler according to claim 1, wherein: the blade cleaning module further comprises a driving motor and a coupler, and the driving motor is connected with the rotating shaft through the coupler.

6. The optical fiber stripping mechanism for automatic test of optical fiber coupler according to claim 5, wherein: a collecting box is arranged below the brush.

7. The optical fiber stripping mechanism for automatic test of optical fiber coupler according to claim 1, wherein: when the first blade and the second blade move oppositely to the minimum distance, the distance between the first blade and the second blade is larger than the core diameter of the optical fiber and smaller than the cladding diameter of the optical fiber.

8. The optical fiber stripping mechanism for automatic test of optical fiber couplers according to claim 7, wherein: the hairbrush comprises a support shaft and a hair root, wherein the hair root is attached to the support shaft in a divergent mode, the hair root surrounds the hair root to form the outer diameter of the hairbrush, when the first knife rest and the second knife rest move back to the maximum distance, the distance between the first blade and the second blade is larger than the diameter of the support shaft, and the distance between the first knife rest and the second knife rest is smaller than the whole outer diameter of the hairbrush.