CN114019609A

CN114019609A - Mechanism for pasting optical fiber ceramic

Info

Publication number: CN114019609A
Application number: CN202111263305.8A
Authority: CN
Inventors: 杨涛
Original assignee: Nanjing Dvp OETech Co ltd
Current assignee: Nanjing Dvp OETech Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-02-08

Abstract

The invention discloses a mechanism for sticking optical fiber ceramics, which comprises a base; the rotary indexing platform is positioned on the base, and the image recognition device, the gluing device and the ceramic grabbing and lifting device are sequentially arranged on the rotary indexing platform along the circumferential direction, wherein the image recognition device, the gluing device and the ceramic grabbing and lifting device are sequentially arranged on the rotary indexing platform; the image recognition device, the gluing device and the ceramic grabbing and lifting device are reserved at stations with placing areas matched with the devices, the core adjusting assemblies are placed on the placing areas, the image recognition device is used for recognizing whether a pair of core adjusting frame grooves in the core adjusting assemblies are in the central position or not, glue is applied to the bottoms of the core adjusting frame grooves through the glue filling pipes at the bottoms of the gluing devices, and finally the ceramic grabbing and lifting device grabs and lifts ceramic workpieces to be placed and tightly pressed on the core adjusting frame grooves. The whole process ensures the uniformity of the ceramic pasting process, and plays a great role in improving the operation efficiency and reducing the material cost.

Description

Mechanism for pasting optical fiber ceramic

Technical Field

The invention relates to the technical field of optical fiber fusion, in particular to a mechanism for pasting optical fiber ceramics.

Background

The pasting of the optical fiber ceramic is an important step in the assembling process of the optical fiber fusion splicer, the optical fiber ceramic is required to be very accurate in size such as up-down, front-back and horizontal sizes, otherwise, the phenomena of low optical fiber entering-slot rate, poor loss and the like can be generated in subsequent tests, unqualified ceramic needs to be knocked off and pasted again, the material cost is increased, and the assembling efficiency is reduced.

In the actual assembly process, the ceramic grooves on the two core adjusting frames are required to be kept at the central position of the whole core adjusting frame before ceramic is bonded, the traditional operation is that whether the ceramic grooves are at the central position is determined manually by means of matching of tool fixtures, gaps are left in the tool fixtures due to assembly reasons, and therefore errors of the central position are caused; the size of the optical fiber ceramic is small, the optical fiber ceramic is not easy to handle by manual operation, and the situation that the ceramic is directly broken in the pasting process in the actual operation process occurs; due to uncertainty of manual gluing, the lower surface of some ceramics has more glue and the coated glue has less glue, and the more glue can overflow from the two sides of the ceramics, so that the cleaning is not good and the appearance is influenced; the adhesive force is small when the glue is less, the ceramic can fall off after the glue is used for a long time, and the factory return and maintenance probability of the product is increased; whether the ceramic is level after being bonded needs to be observed and adjusted by naked eyes, and the finished assembly can be used only after being placed on one side and standing for 24 hours; in the actual use process, the follow-up problems that the optical fiber is not well put into the groove and the loss is poor due to the fact that the ceramic is not well adhered exist, the ceramic needs to be replaced to repeat the previous work, the operation efficiency is low, and the cost is increased.

Therefore, manual pasting of optical fiber ceramics is not standard, assembly quality and efficiency of an optical fiber fusion splicer are restricted, an automatic pasting optical fiber ceramic device is developed, the qualification rate of finished products of pasting optical fiber ceramics is effectively improved, the working efficiency of pasting optical fiber ceramics is improved, and material cost is reduced, so that the technical problem to be solved urgently is solved.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention aims to overcome the technical problems caused by manual ceramic pasting in the prior art, and provides an optical fiber ceramic pasting mechanism which is automatically operated, ensures the uniformity of a ceramic pasting process, and plays a great role in improving the operation efficiency and reducing the material cost.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows: a mechanism for sticking optical fiber ceramics comprises a base; the rotary indexing platform is positioned on the base, and the image recognition device, the gluing device and the ceramic grabbing and lifting device are sequentially arranged on the rotary indexing platform along the circumferential direction, wherein the image recognition device, the gluing device and the ceramic grabbing and lifting device are sequentially arranged on the rotary indexing platform; the image recognition device, the gluing device and the ceramic grabbing and lifting device are provided with a placing area matched with each device in the station, the placing area is provided with a core adjusting assembly,

the image recognition device is used for recognizing whether a pair of core adjusting frame grooves in the core adjusting assembly are located at the center position, gluing is carried out on the bottoms of the core adjusting frame grooves through a glue filling pipe at the bottom of the gluing device, and finally the ceramic workpiece is grabbed and lifted by the ceramic grabbing device to be placed and tightly pressed on the core adjusting frame grooves.

As a further improvement of the invention, the ceramic grabbing and lifting device further comprises a heating and drying device for drying the compacted ceramic workpiece, wherein the heating and drying device comprises a heat-insulating cover and a heating resistance wire, and the heating and drying device is arranged at the subsequent station of the ceramic grabbing and lifting device along the circumferential direction of the rotary indexing platform.

As a further improvement of the invention, the device also comprises a core adjusting component grabbing and lifting device for grabbing and lifting the dried core adjusting component, and the core adjusting component grabbing and lifting device is arranged at the later station of the heating and drying device.

As a further improvement of the present invention, the middle of the rotary indexing platform is provided with a column, and the image recognition device, the gluing device, the ceramic grabbing and lifting device, the heating and drying device and the core adjustment assembly grabbing and lifting device are respectively arranged at a first station, a second station, a third station, fourth to seventh stations and an eighth station in the circumferential direction of the rotary indexing platform.

As a further improvement of the invention, a control box is arranged on the first station, a control switch and an emergency stop switch are arranged on the control box, the control box controls a motor and a rotary indexing platform to perform indexing motion relative to the base, and the rotary indexing platform rotates 45 degrees each time.

As a further improvement of the invention, the image recognition device is positioned right above the first station and is arranged on the side surface of the upright post.

As a further improvement of the invention, the glue coating device is positioned right above the second station and is arranged on the side surface of the upright post through a guide rail.

As a further improvement of the invention, the ceramic grabbing device is positioned at a third station and comprises a ceramic grabbing mechanical arm and a ceramic placing platform.

As a further improvement of the invention, the core adjusting assembly comprises a core adjusting assembly base and a supporting piece, wherein the core adjusting assembly base is provided with a pair of core adjusting frames and a pair of core adjusting motors, the two core adjusting frames are arranged in a staggered mode, and the inner side end parts of the two core adjusting motor shafts are provided with cams.

As a further improvement of the invention, the control modules are arranged on the first station to the eighth station, the control module on the first station drives the core adjusting motor to drive the cam to rotate, and the cam pushes the core adjusting frames to enable the grooves of the two core adjusting frames to be in the central position.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

compared with the traditional manual ceramic bonding process, the mechanism for bonding the optical fiber ceramic has the advantages that the position of the groove of the core adjusting frame needs to be manually adjusted in manual operation, so that the position of the bonded ceramic has certain tolerance with the theoretical central position, the levelness of the ceramic cannot be ensured, the operation is complicated, the efficiency is low, and the ceramic is broken from the middle due to manual operation errors in the actual operation process, so that the material cost is increased. The mechanism for pasting the optical fiber ceramic provided by the invention well solves the problems, ensures the uniformity of the ceramic pasting process, and plays a great role in improving the operation efficiency and reducing the material cost.

Drawings

FIG. 1 is a schematic structural diagram of a fiber ceramic pasting mechanism according to the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of a ceramic;

FIG. 4 is a schematic structural view of the alignment assembly;

FIG. 5 is an exploded view of the alignment assembly;

FIG. 6 is a schematic view of the core adjustment frame and the core adjustment motor on the left side;

fig. 7 is a top view of the core adjustment frame and the core adjustment motor.

The reference numerals in the schematic drawings illustrate:

1. a base; 2. a rotary indexing platform; 21. a core adjustment assembly; 211. a core adjustment assembly base; 212. a support member; 213. adjusting the core frame; 2131. a groove; 214. a core adjusting motor; 215. a cam; 22. an image recognition device; 23. a gluing device; 24. a ceramic grasping device; 241. a ceramic grasping manipulator; 242. a ceramic placement platform; 25. a heating and drying device; 26. a core adjustment assembly grabbing and lifting device; 261. the core adjusting assembly grabs and lifts the mechanical arm; 27. a column; 29. a control module; 3. a control box; 4. a ceramic workpiece.

Detailed Description

For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, 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 otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

As shown in fig. 1-7, an optical fiber ceramic pasting mechanism comprises a base 1 and a rotary indexing platform 2 located on the base 1, wherein an image recognition device 22, a glue coating device 23 and a ceramic grabbing and lifting device 24 are sequentially arranged on the rotary indexing platform 2 along the circumferential direction, wherein; the image recognition device 22, the gluing device 23 and the ceramic grabbing and lifting device 24 are reserved with placing areas matched with the devices, the core adjusting assembly 21 is placed on the placing areas, the image recognition device 22 is used for recognizing whether a pair of core adjusting frame grooves 2131 in the core adjusting assembly 21 are located at the center position, glue is applied to the bottoms of the core adjusting frame grooves 2131 through a glue filling pipe at the bottom of the gluing device 23, and finally the ceramic grabbing and lifting device 24 grabs and lifts ceramic workpieces to be placed and tightly pressed on the core adjusting frame grooves 2131.

The core adjusting component 21 is fixed on the rotary indexing platform 2 through magnetic attraction and is positioned through a positioning pin. The core adjusting assembly 21 is firstly placed below the image recognition device 22, the image recognition device 22 recognizes that a pair of core adjusting frames 213 in the core adjusting assembly 21 are located at the center position, then the rotary indexing platform 2 rotates 45 degrees, the core adjusting assembly 21 rotates to the position below the gluing device 22, the lower end of the gluing device 22 is provided with two glue pouring pipes, glue can be applied to the bottoms of the grooves 2131 on the corresponding core adjusting frames 213, after the glue application is completed, the rotary indexing platform 2 rotates 45 degrees, the core adjusting assembly 21 rotates to the position below the ceramic grabbing device 24, the ceramic grabbing manipulator 241 grabs and lifts the ceramic workpiece 4 and places the ceramic workpiece in the groove 2131 of the core adjusting frame with the glue adhered to the bottom, and the ceramic workpiece is compressed.

Compared with the traditional manual ceramic bonding process, the automatic ceramic bonding process has the advantages of realizing automatic gluing, high precision, no error, ensuring the uniformity of the ceramic bonding process, improving the operation efficiency, avoiding the loss caused by manual operation and reducing the cost.

In a preferred embodiment, the mechanism for pasting the optical fiber ceramic further comprises a heating and drying device 25 for drying the compressed ceramic workpiece 4, which comprises a heat-insulating cover and a heating resistance wire (not shown in the figure), wherein the heating and drying device 25 is arranged at a subsequent station of the ceramic grasping and lifting device 24 along the circumferential direction of the rotary indexing platform 2. The ceramic bottom can not be immediately solidified after being coated with glue, the ceramic bottom can not be immediately solidified and needs time to be placed, if the ceramic bottom is in a normal temperature environment, the waiting time is long, the ceramic bottom is not suitable for batch production, and meanwhile, the production efficiency is greatly restricted.

In a preferred embodiment, the mechanism for pasting the optical fiber ceramic further comprises a core adjusting assembly grabbing device 26 for grabbing the dried core adjusting assembly 21, which is arranged at a subsequent station of the heating and drying device 25. The core adjusting component grabbing and lifting device 26 comprises a core adjusting component grabbing and lifting manipulator 261, and can grab the dried core adjusting component 21 and place the dried core adjusting component on the conveying belt, then grab the non-glued core adjusting component and place the non-glued core adjusting component on the rotary indexing platform 2, continue to perform the operations of gluing, drying and the like, and sequentially circulate.

In a preferred embodiment, as shown in fig. 2, the rotary indexing platform 2 is provided with a column 27 in the middle, and the image recognition device 22, the glue coating device 23, the ceramic grasping and lifting device 24, the heating and drying device 25 and the core adjusting assembly grasping and lifting device 26 are respectively arranged at the first station, the second station, the third station, the fourth station, the seventh station and the eighth station in the circumferential direction of the rotary indexing platform 2. Namely, the image recognition device 22 is arranged at the first station, the gluing device 23 is arranged at the second station, the ceramic grabbing and lifting device 24 is arranged at the third station, the heating and drying device 25 is arranged at the fourth station to the seventh station, and the core adjusting assembly grabbing and lifting device 26 is arranged at the eighth station.

In a preferred embodiment, a control box 3 is arranged on the first station, a control switch and an emergency stop switch are arranged on the control box 3, the control box controls a motor and a rotary indexing platform to perform indexing motion relative to the base, and the rotary indexing platform rotates 45 degrees at a time.

In a preferred embodiment, the image recognition device 22 is located directly above the first station and is mounted to the side of the column 27.

In a preferred embodiment, the ceramic grabbing and lifting device 24 is located at the third station and includes a ceramic grabbing and lifting robot 241 and a ceramic placing platform 242, the ceramic placing platform 242 has ceramic workpieces 4 placed thereon, the ceramic workpieces 4 are spaced apart and arranged in a matrix, the ceramic grabbing and lifting robot 241 grabs the ceramic workpieces 4 one by one and places the ceramic workpieces 4 in the aligning frame recess 2131, and the frequency of the operation is consistent with the frequency of the rotary indexing platform 2.

In a preferred embodiment, the alignment assembly 21 includes an alignment assembly base 211 and a support 212, the alignment assembly base 211 is provided with a pair of alignment brackets 213 and a pair of alignment motors 214, the two alignment brackets 213 are disposed in a staggered manner, and the inner ends of the shafts of the two alignment motors 214 are provided with cams 215.

The control modules 29 are arranged on the first station to the eighth station, when the aligning component 21 is placed in the placing area of the first station, the control module 29 on the first station drives the aligning motor 214 to drive the cam 215 to rotate, and the cam 215 pushes the aligning frames 213 to enable the grooves 2131 of the two aligning frames 213 to be in the central position.

Two core adjustment frame recesses 2131 originally have a misalignment amount of 1mm, and through image recognition device 22, control module 29 controls rotation of core adjustment motor 214, makes cam 215 of the inboard of core adjustment motor shaft rotate, thereby promotes core adjustment frame 213 and swings relatively, makes it be in central point, it needs to explain that, core adjustment frame position on core adjustment subassembly 21 is adjusted the position only through control module 29 on first station, and core adjustment subassembly 21 of the good position of adjustment can get into second to eighth station in proper order and accomplish above-mentioned action.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Claims

1. The utility model provides a paste optic fibre pottery mechanism which characterized in that: comprises a base;

the rotary indexing platform is positioned on the base, and the image recognition device, the gluing device and the ceramic grabbing and lifting device are sequentially arranged on the rotary indexing platform along the circumferential direction, wherein the image recognition device, the gluing device and the ceramic grabbing and lifting device are sequentially arranged on the rotary indexing platform; a placing area matched with each device is reserved at a station where the image recognition device, the gluing device and the ceramic grabbing and lifting device are located, and a core adjusting assembly is placed on the placing area;

2. The fiber ceramic pasting mechanism according to claim 1, wherein: the ceramic grabbing and lifting device comprises a ceramic workpiece and is characterized by further comprising a heating and drying device for drying the compressed ceramic workpiece, wherein the heating and drying device comprises a heat preservation cover and a heating resistance wire, and the heating and drying device is arranged at the next station of the ceramic grabbing and lifting device along the circumferential direction of the rotary indexing platform.

3. The fiber ceramic pasting mechanism according to claim 2, wherein: the device is characterized by further comprising a core adjusting component grabbing and lifting device for grabbing and lifting the dried core adjusting component, and the device is arranged at the next station of the heating and drying device.

4. The fiber ceramic pasting mechanism according to claim 3, wherein: the middle part of gyration graduation platform is provided with the stand, image recognition device, rubber coating device, pottery are grabbed and are lifted device, heating and drying device and accent core subassembly and grab and lift the device and set up respectively at first station, second station, third station, fourth to seventh station and the eighth station of gyration graduation platform circumference.

5. The fiber ceramic pasting mechanism according to claim 4, wherein: the first station is provided with a control box, the control box is provided with a control switch and an emergency stop switch, the control box controls the motor and the rotary indexing platform to do indexing motion relative to the base, and the rotary indexing platform rotates 45 degrees at each time.

6. The fiber ceramic pasting mechanism according to claim 4, wherein: the image recognition device is located right above the first station and is installed on the side face of the stand column.

7. The fiber ceramic pasting mechanism according to claim 4, wherein: and the glue coating device is positioned right above the second station and is arranged on the side surface of the upright post through a guide rail.

8. The fiber ceramic pasting mechanism according to claim 4, wherein: the ceramic grabbing and lifting device is located at a third station and comprises a ceramic grabbing and lifting manipulator and a ceramic placing platform.

9. The fiber ceramic pasting mechanism according to claim 1, wherein: the core adjusting assembly comprises a core adjusting assembly base and a supporting piece, a pair of core adjusting frames and a pair of core adjusting motors are arranged on the core adjusting assembly base, the two core adjusting frames are arranged in a staggered mode, and cams are arranged at the inner side end portions of the two core adjusting motor shafts.

10. The fiber ceramic pasting mechanism according to claim 9, wherein: and the control modules are arranged on the first station, the eighth station and the eighth station, the control module on the first station drives the core adjusting motor to drive the cam to rotate, and the cam pushes the core adjusting frames to enable the grooves of the two core adjusting frames to be in the central position.