CN212569230U

CN212569230U - Automatic poling machine of optic fibre

Info

Publication number: CN212569230U
Application number: CN202021233613.7U
Authority: CN
Inventors: 范卫星
Original assignee: Runoptics Co ltd
Current assignee: Dongguan honghuiguanglian Communication Technology Co.,Ltd.
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-19
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses an automatic optical fiber pipe penetrating machine, which comprises a workbench, a fiber arranging plate and an mechanical arm, wherein the fiber arranging plate is provided with a plurality of fixing grooves for placing optical fibers and is arranged on the workbench and can reciprocate along the X-axis and Y-axis directions; the mechanical arm is arranged above the workbench, the mechanical arm is provided with a glue dripping device and a rotatable pipe clamp, the hole of the glass pipe can receive glue of the glue dripping device after the pipe clamp rotates, the mechanical arm drives the pipe clamp to move along the Z axis to align the hole of the glass pipe with the optical fiber, and the fiber arranging plate moves forwards along the Y axis direction to penetrate the fiber core of the optical fiber into the hole of the glass pipe. The utility model discloses realize the automatic glue dripping of glass pipe, also realized the automatic poling of the fibre core of optic fibre, improve the poling efficiency of optic fibre, reduce operating personnel's intensity of labour.

Description

Automatic poling machine of optic fibre

Technical Field

The utility model relates to an equipment, especially an automatic poling machine of optic fibre in the passive device of optic fibre manufacturing research field.

Background

Optical fibers are short for light-transmitting fiber waveguides or optical fibers. The typical structure is a multi-layer coaxial cylinder, which is provided with a fiber core, a cladding and a coating layer from inside to outside. The core part is a fiber core and a cladding, wherein the fiber core is made of a highly transparent material and is a main transmission channel of light waves; the refractive index of the cladding is slightly less than that of the fiber core, so that the light transmission performance is relatively stable. The thickness of the core, the refractive indices of the core material and the cladding material have a decisive influence on the properties of the optical fiber. The coating layer comprises a primary coating layer, a buffer layer and a secondary coating layer, the coating layer protects the optical fiber from erosion of water vapor and mechanical scratch, the flexibility of the optical fiber is increased, and the effect of prolonging the service life of the optical fiber is achieved. In the subsequent processing of the optical fiber, after the cladding is stripped, the fiber core needs to be cleaned, then the fiber core is penetrated into a glass tube, and the glass tube and the fiber core are fixed by glue. In the prior art, the fiber core is generally manually penetrated into a glass tube, so that the efficiency is low, the fiber core is easy to break, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an automatic poling machine of optic fibre, realize the automatic poling of fibre core.

According to the utility model discloses an embodiment of first aspect provides an automatic poling machine of optic fibre, include:

a work table;

the fiber arranging plate is provided with a plurality of fixing grooves for placing optical fibers, is arranged on the workbench and can move in a reciprocating manner along the directions of an X axis and a Y axis;

the mechanical arm is arranged above the workbench, the mechanical arm is provided with a glue dripping device and a rotatable pipe clamp, the hole of the glass pipe can receive glue of the glue dripping device after the pipe clamp rotates, the mechanical arm drives the pipe clamp to move along the Z axis to align the hole of the glass pipe with the optical fiber, and the fiber arranging plate moves forwards along the Y axis direction to penetrate the fiber core of the optical fiber into the hole of the glass pipe.

According to the utility model discloses the automatic poling machine of optic fibre, the lower terminal surface of pipe clamp is equipped with the profile modeling chamber that holds the glass pipe and the absorption hole in intercommunication profile modeling chamber, the absorption hole passes through pipe connection to vacuum generator.

According to the utility model discloses the embodiment of the first aspect automatic poling machine of optic fibre, be equipped with revolving cylinder on the arm, the pipe holder is installed at revolving cylinder's rotatory end.

According to the utility model discloses an automatic poling machine of optic fibre, be equipped with the optic fibre locating piece on the arm and be used for ordering about the Z axle cylinder that the optic fibre locating piece removed in Z axle direction, the lower terminal surface of optic fibre locating piece is equipped with the location chamber that can spacing optic fibre position.

According to the utility model discloses an embodiment of first aspect automatic poling machine of optic fibre, be equipped with the X axle cylinder that is used for ordering about optic fibre locating piece and removes at X axle direction on the arm, the execution end at X axle cylinder is installed to the Z axle cylinder.

According to the utility model discloses an automatic poling machine of optic fibre, the glue dripping device is including the glue dripping pipe that is used for holding the accumulator of glue and intercommunication accumulator, the export of glue dripping pipe sets up down along the Z axle direction.

According to the utility model discloses the automatic poling machine of optic fibre, install the syringe needle in the export of rubber dripping pipe.

According to the utility model discloses an automatic poling machine of optic fibre, the supporting shoe has on the arm, be equipped with the guide way on the supporting shoe, expose after the one end of syringe needle passes the guide way along the Z axle direction.

The utility model has the advantages that: the utility model discloses a pipe clamp snatchs the back with the glass pipe, the pipe clamp is rotatory to be delivered to the glue dripping device below with the glass pipe, make the axis in the hole of glass pipe parallel with Z axle direction, glue of glue dripping device drips behind the hole of glass pipe, pipe clamp resets, make the axis in the hole of glass pipe parallel with Y axle direction, make the hole of glass pipe and arrange the position that the optical fiber is the same height on the fine board, it passes the fibre core of optic fibre to the downthehole of glass pipe to arrange the fine board along Y axle direction onward, pipe clamp loosens the glass pipe, the arm orders about pipe clamp and removes to snatch the glass pipe, so that carry out the poling of next optic fibre. The utility model discloses realize the automatic glue dripping of glass pipe, also realized the automatic poling of the fibre core of optic fibre, improve the poling efficiency of optic fibre, reduce operating personnel's intensity of labour.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a first schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram ii of the embodiment of the present invention;

fig. 3 is a front view of an embodiment of the invention;

fig. 4 is a top view of an embodiment of the invention;

fig. 5 is a side view of an embodiment of the invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 5, an automatic optical fiber tube threading machine includes a workbench 10, a portal frame 12, a fiber arranging plate 11 and a mechanical arm 13, where the fiber arranging plate 11 has a plurality of fixing grooves for placing optical fibers, the fiber arranging plate 11 is disposed on the workbench 10 and can reciprocate along X-axis and Y-axis directions, and it should be noted that the movement of the fiber arranging plate 11 along the X-axis and Y-axis directions can be realized by a servo motor and a slide rail guide block respectively; the mechanical arm 13 is arranged on a beam of the portal frame 12, the mechanical arm 13 is located above the workbench 10, a mechanical arm sliding block 14 capable of moving up and down along a Z axis is arranged on the mechanical arm sliding block 13, the glue dripping device and the rotatable pipe clamp 18 are arranged on the mechanical arm sliding block 14 and can move along the Z axis direction along with the mechanical arm sliding block 14, a hole of the glass tube can receive glue of the glue dripping device after the pipe clamp 18 rotates, the mechanical arm 13 drives the pipe clamp 18 to move along the Z axis to align the hole of the glass tube with the optical fiber, and the fiber arranging plate 11 moves along the X axis and the Y axis direction to penetrate the fiber core of the optical fiber into the hole of the glass tube. It should be noted that the rotation of the pipe clamp can be achieved by a cylinder drive or a crank block. The glue dripping device is provided with a glue dripping control valve for controlling the glue dripping condition, so that the glue is prevented from dripping onto the optical fibers of the fiber discharge plate 11. Of course, a feeding mechanism for glass tubes is arranged on the worktable 10, the glass tubes to be clamped are delivered to the outlet end of the feeding mechanism, and the mechanical arm 13 moves the tube clamp 18 to the outlet end of the feeding mechanism to grab the glass tubes. The feeding mechanism can be a vibration disc and a conveying track, the vibration disc is used for conveying the glass tubes to the conveying track after being arranged, and the outlet of the conveying track is the outlet end of the feeding mechanism. The tube clamp 18 may be a mechanical gripper for clamping the glass tube or a vacuum suction device for sucking the glass tube.

After the pipe clamp 18 grabs the glass pipe, the pipe clamp 18 rotates to convey the glass pipe to the lower side of the glue dripping device, so that the axis of a hole of the glass pipe is parallel to the Z-axis direction, glue of the glue dripping device drips to the hole of the glass pipe, the pipe clamp 18 resets, so that the axis of the hole of the glass pipe is parallel to the Y-axis direction, the mechanical arm 13 adjusts the position of the glass pipe, so that the hole of the glass pipe and the position of the optical fiber on the fiber arranging plate 11 are at the same height, the fiber arranging plate 11 advances along the Y-axis direction to penetrate the fiber core of the optical fiber into the hole of the glass pipe, the pipe clamp 18 loosens the glass pipe, the fiber arranging plate 11 retreats along the Y-axis direction, the mechanical arm 13 drives the pipe clamp 18 to grab the glass pipe, the fiber arranging plate 11 moves along the X-axis direction, and the next optical fiber is aligned to the.

In some embodiments, in order to avoid pinching the glass tube, the lower end surface of the tube clamp 18 is provided with a profiling cavity for accommodating the glass tube and an adsorption hole communicated with the profiling cavity, and the adsorption hole is connected to a vacuum generator through a pipeline. The opening of the profiling cavity faces downwards, and a control valve is arranged on the pipeline. After the control valve is opened, the vacuum generator works, the adsorption holes pump air away, and the glass tube is adsorbed in the profiling cavity.

In some embodiments, in order to improve the rotation control accuracy, the robot arm 13 is provided with a rotation cylinder 22, and the pipe clamp 18 is mounted on a rotation end of the rotation cylinder 22. The range of the rotation angle of the rotating cylinder 22 is 0 to 90 °. Specifically, the arm 13 removes tube holder 18 to the glass pipe top, the absorption hole is taken air away, adsorb the profile modeling intracavity with the glass pipe, revolving cylinder 22 rotates tube holder 18 90, make the axis in the hole of glass pipe parallel with the Z axle direction, glue of glue dripping device drips behind the hole of glass pipe, revolving cylinder 22 resets, make the axis in the hole of glass pipe parallel with the Y axle direction, the position of arm 13 adjustment glass pipe, make the hole of glass pipe and arrange the position that the optical fiber is the same height on fine board 11, arrange fine board 11 and advance along the Y axle direction and wear the fibre core of optic fibre to the downthehole of glass pipe, tube holder 18 loosens the glass pipe, the glass pipe remains on the optic fibre. The fiber arranging plate 11 retreats along the Y-axis direction, the mechanical arm 13 drives the tube clamp 18 to clamp the glass tube, and the fiber arranging plate 11 moves along the X-axis direction, so that the next optical fiber is aligned with the glass tube.

In some embodiments, in order to improve the accuracy of tube threading, the mechanical arm 13 is provided with an optical fiber positioning block 19 and a Z-axis cylinder 20 for driving the optical fiber positioning block 19 to move in the Z-axis direction, and a positioning cavity capable of limiting the position of an optical fiber is provided on a lower end surface of the optical fiber positioning block 19. The position of the positioning cavity and the profiling cavity are located on the same axis, and the distance between the optical fiber positioning block 19 and the pipe clamp 18 is larger than the rotating radius of the pipe clamp 18. The Z-axis cylinder 20 moves downwards to drive the optical fiber positioning block 19 to move downwards, the optical fiber to be threaded is fixed in the positioning cavity, the mechanical arm 13 adjusts the position of the glass tube, the hole of the glass tube and the position of the optical fiber on the fiber arranging plate 11 are at the same height, the fiber arranging plate 11 moves forwards along the Y-axis direction to enable the fiber core of the optical fiber to penetrate into the hole of the glass tube, the tube clamp 18 loosens the glass tube, the glass tube is left on the optical fiber, the Z-axis cylinder 20 drives the optical fiber positioning block 19 to reset, the fiber arranging plate 11 retreats along the Y-axis direction, the fiber arranging plate 11 moves along the X-axis direction, and the next optical fiber is aligned to the working area of the tube clamp 18 so as to facilitate.

In some embodiments, in order to improve the tube threading accuracy, the mechanical arm 13 is provided with an X-axis cylinder 21 for driving the optical fiber positioning block 19 to move in the X-axis direction, and the Z-axis cylinder 20 is mounted at an execution end of the X-axis cylinder 21. The distance between fiber positioning block 19 and tube clamp 18 is less than the radius of rotation of tube clamp 18. The mechanical arm 13 moves the tube clamp 18 to the upper part of the glass tube, the adsorption hole pumps air away to adsorb the glass tube into the profiling cavity, the rotary cylinder 22 rotates the tube clamp 18 by 90 degrees to enable the axis of the hole of the glass tube to be parallel to the Z-axis direction, after glue of the glue dripping device drops to the hole of the glass tube, the rotary cylinder 22 resets to enable the axis of the hole of the glass tube to be parallel to the Y-axis direction, the mechanical arm 13 adjusts the position of the glass tube to enable the hole of the glass tube and the position of the optical fiber on the fiber arranging plate 11 to be at the same height, the X-axis cylinder 21 drives the optical fiber profiling block to move to the upper part of the optical fiber to be penetrated, the Z-axis cylinder 20 descends to drive the optical fiber positioning block 19 to descend, the positioning cavity fixes the optical fiber to be penetrated, the optical fiber arranging plate 11 advances along the Y-axis direction to penetrate the fiber core of the optical fiber into the hole of the glass tube, the tube clamp 18 loosens the glass tube, the glass tube remains on, the fiber arranging plate 11 is moved backward in the Y-axis direction, and the fiber arranging plate 11 is moved in the X-axis direction so that the next optical fiber is aligned with the working area of the tube chuck 18 for the tube threading of the next optical fiber.

In some embodiments, the glue dripping device comprises a reservoir 15 for containing glue and a glue dripping pipe communicated with the reservoir 15, and an outlet of the glue dripping pipe is arranged downwards along the direction of the Z axis. The glue dripping control valve is arranged on the glue dripping pipe, when the glass pipe is conveyed to the outlet of the glue dripping pipe by the rotary cylinder 22, the glue dripping control valve is opened, and glue drops onto the glass pipe from the outlet of the glue dripping pipe.

In some embodiments, to improve the accuracy and precision of the dispensing, a needle 16 is mounted to the outlet of the dispensing tube. The needle 16 is an elongated needle 16. The glue dripping control valve is arranged on the glue dripping tube, when the glass tube is conveyed to the outlet of the glue dripping tube by the rotary cylinder 22, the glue dripping control valve is opened, glue enters the needle head 16 from the glue dripping tube, is separated from the needle head 16 after liquid dripping is formed at the outlet of the needle head 16, and drips on the glass tube. The outlet of the needle 16 is small, and the glue dripping amount can be effectively controlled.

In some embodiments, in order to avoid the needle 16 from being damaged, the mechanical arm 13 is provided with a supporting block 17, a guide groove is formed on the supporting block 17, one end of the needle 16 passes through the guide groove along the Z-axis direction and is exposed, and the supporting block 17 plays a role in guiding and protecting.

The following is a preferred embodiment of the present invention.

1. The tube clamp 18 moves down along the Z-axis to a set glass tube discharging position, the vacuum generator acts, the tube clamp 18 sucks the glass tube, and the tube clamp 18 moves up along the Z-axis to a position where the axis of the hole of the glass tube is as high as the optical fiber on the fiber arranging plate 11.

2. The rotating cylinder 22 acts to rotate the tube clamp 18 by 90 degrees, drives the glass tube to vertically align and approach the position of the needle head 16 to finish the dispensing action, and the rotating cylinder 22 reversely rotates by 90 degrees and resets.

3. The fiber arranging plate 11 moves along the X axis to drive the first optical fiber on the fiber arranging plate 11 to move to the central position of the glass tube, then the fiber arranging plate 11 is pushed forward along the Y axis to drive the first optical fiber on the fiber arranging plate 11 to move to a position about 3mm away from the front end of the glass tube.

And 4, the X-axis cylinder 21 moves rightwards, and then the Y-axis cylinder moves downwards, so that the first optical fiber is placed in the V-shaped fork groove of the optical fiber positioning block 19, and the optical fiber is positioned and aligned to the center of the glass tube more accurately.

5. The fiber discharging plate 11 moves forwards along the Y axis, an optical fiber penetrates into the glass tube, after the optical fiber penetrates a certain distance, the Z-axis cylinder 20 resets, and then the X-axis cylinder 21 resets.

6. And stopping the operation of the vacuum generator, cutting off the vacuum, separating the glass tube from the suction head, resetting the tube clamp 18 along the Z-axis, resetting the fiber arranging plate 11 along the Y-axis, and finishing the tube penetration of the optical fiber.

7. The above actions are subsequently repeated until all the optical fibers have penetrated into the glass tube.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. An automatic optical fiber tube threading machine, comprising:

a work table;

2. The automatic optical fiber threading machine according to claim 1, characterized in that: the lower end face of the pipe clamp is provided with a profiling cavity for accommodating the glass pipe and an adsorption hole communicated with the profiling cavity, and the adsorption hole is connected to a vacuum generator through a pipeline.

3. The automatic optical fiber threading machine according to claim 1, characterized in that: and the mechanical arm is provided with a rotary cylinder, and the pipe clamp is arranged at the rotary end of the rotary cylinder.

4. The automatic optical fiber threading machine according to claim 1, characterized in that: the mechanical arm is provided with an optical fiber positioning block and a Z-axis cylinder used for driving the optical fiber positioning block to move in the Z-axis direction, and the lower end face of the optical fiber positioning block is provided with a positioning cavity capable of limiting the position of an optical fiber.

5. The automatic optical fiber threading machine of claim 4, wherein: and the mechanical arm is provided with an X-axis cylinder for driving the optical fiber positioning block to move in the X-axis direction, and the Z-axis cylinder is arranged at the execution end of the X-axis cylinder.

6. The automatic optical fiber threading machine according to claim 1, characterized in that: the glue dripping device comprises a storage for containing glue and a glue dripping pipe communicated with the storage, and an outlet of the glue dripping pipe is arranged downwards along the Z-axis direction.

7. The automatic optical fiber threading machine of claim 6, wherein: and a needle head is arranged on the outlet of the rubber dropping tube.

8. The automatic optical fiber threading machine of claim 7, wherein: the mechanical arm is provided with a supporting block, a guide groove is formed in the supporting block, and one end of the needle head penetrates through the guide groove along the Z-axis direction and then is exposed.