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CN103769966A - Resist remover of optical fiber connector - Google Patents

Resist remover of optical fiber connector Download PDF

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Publication number
CN103769966A
CN103769966A CN201410010321.XA CN201410010321A CN103769966A CN 103769966 A CN103769966 A CN 103769966A CN 201410010321 A CN201410010321 A CN 201410010321A CN 103769966 A CN103769966 A CN 103769966A
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CN
China
Prior art keywords
displacement platform
joints
positioning seat
optical fibre
locating hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410010321.XA
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Chinese (zh)
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CN103769966B (en
Inventor
任宗均
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU OPCONN COMMUNICATION TECHNOLOGY Co Ltd
Original Assignee
CHENGDU OPCONN COMMUNICATION TECHNOLOGY Co Ltd
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Priority to CN201410010321.XA priority Critical patent/CN103769966B/en
Publication of CN103769966A publication Critical patent/CN103769966A/en
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Publication of CN103769966B publication Critical patent/CN103769966B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10Single-purpose machines or devices
    • B24B7/16Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/033Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)

Abstract

The invention provides a resist remover of an optical fiber connector. The resist remover of the optical fiber connector comprises a machine shell. A locating insertion core sleeve is arranged on the machine shell. The locating insertion core sleeve is provided with a locating hole where the optical fiber connector is inserted. A rotation motor is further arranged in the machine shell. An output shaft of the rotation motor is coaxially connected with a round blade which is provided with a circumferential grinding face and an end face grinding surface. The end face grinding surface of the blade is perpendicular to the axis of the locating hole. A feeding device which makes the rotation motor conduct linear to-and-fro movement in the direction perpendicular to the locating hole is further arranged in the machine shell. The resist remover of the optical fiber connector further comprises an electronic control system which can control the rotation motor. According to the resist remover of the optical fiber connector, cutting of a redundant optical fiber, removing of photoresist and 9u grinding are integrated in one working procedure, the number of working procedures is reduced, the corresponding working procedure time is shortened, as a result, production efficiency is effectively improved, and the percent of pass of products is guaranteed.

Description

Joints of optical fibre resist remover
Technical field
The present invention relates to technical field of optical fiber communication, relate in particular to a kind of joints of optical fibre resist remover.
Background technology
The joints of optical fibre are between optical fiber and optical fiber, to carry out the device that detachable (activity) is connected, it is accurate two end faces of optical fiber docking, so that being coupled to receive in optical fiber to greatest extent, the light energy of launching fiber output goes, and making impact system being caused due to its intervention optical link reduce to minimum, this is the basic demand of the joints of optical fibre.To a certain extent, the joints of optical fibre have also affected reliability and the properties of optical transmission system.
The work flow of the general joints of optical fibre is as follows: 1. cutting optical cable: mainly cut the length of cutting optical cable as required with aramid fiber exactly, then simply check and regulate.2. wear part: this part is exactly mainly that various loose mails are shifted to an earlier date through above optical fiber, convenient operation below.3. join glue: mainly exactly by aid, the partA in 353nd glue and partB are allocated evenly in proportion, and reduce bubble as far as possible.4. optical fiber inserts: first with peeling plier, the crust of optical fiber and coat are all peeled off, then deployed glue, injected the caudal peduncle of lock pin with syringe or point gum machine, next by manual, optical fiber is penetrated in the lock pin that is marked with glue and exposed portions serve optical fiber.5. be heating and curing: the lock pin of putting on optical fiber is put into above curing oven and toasted, until 353nd glue is completely curing, form joints of optical fibre blank as shown in Figure 1.6. the unnecessary optical fiber of excision: the optical fiber head being cured is sliced off to the unnecessary optical fiber exposing with cutter above, obtain joints of optical fibre half finished product as shown in Figure 2.7. remove photoresist: optical fiber head is all installed to above grinding clamp, then with the sand papering of removing photoresist, to reach the object of removing lock pin head glue, obtain joints of optical fibre semi-finished product as shown in Figure 3.8. grind: by the fixture having gone after glue, on grinder, grind, general technology comprises that 9u grinds, 3u grinds, 1u grinds, 0.05u grinds.
In above-mentioned work flow, the operation of carrying out after the joints of optical fibre are heating and curing is the unnecessary optical fiber that first cutting optical fibre head exposes above, then adopt the sand papering of removing photoresist to remove photoresist, remove photoresist like this and can cause most glue to come off, optical fiber is broken, lock pin endoporus optical fiber is burst apart, can cause 9u milling time to lengthen the optical fiber bursting apart is ground away, thereby caused working (machining) efficiency low, product rejection rate is high.
Summary of the invention
The present invention proposes a kind of joints of optical fibre resist remover, and it can overcome deficiency of the prior art effectively, by unnecessary original excision optical fiber, remove photoresist and 9u grinds and is combined into an operation, and effectively high production efficiency, and guaranteed product percent of pass.
Technical scheme of the present invention is achieved in that a kind of joints of optical fibre resist remover, comprise casing, location lock pin cover is set on described casing, described location lock pin puts and is provided with the locating hole inserting for the joints of optical fibre, in described casing, be also provided with electric rotating machine, on the output shaft of described electric rotating machine, be coaxially connected with the circular blade with peripheral grinding face and cross grinding face, the cross grinding face of described blade is vertical with the axis of locating hole, is also provided with the feed arrangement that makes electric rotating machine do straight line back and forth movement along the direction in perpendicular positioning hole in described casing; Also comprise the electric-control system that can control electric rotating machine.
As preferably, described feed arrangement comprises the linear electric motors by electric control system controls, with the coaxial displacement platform adjusting rod being connected of output shaft of linear electric motors, and with the coaxial setting of displacement platform adjusting rod can be along the displacement platform fixed bar of axis relative sliding.
As preferably, described electric rotating machine is fixed on supporting seat by axle sleeve, described supporting seat lower end is fixed with displacement platform slide plate, described displacement platform slide plate below be provided be mated and can with its displacement platform base along displacement platform adjusting rod axis direction relative sliding, described displacement platform base is relative with casing fixing, described displacement platform base is fixedly connected with displacement platform fixed bar by displacement platform support, and described displacement platform adjusting rod contacts with displacement platform slide plate and can promote displacement platform slide plate away from one end of linear electric motors and moves.
As preferably, described location lock pin cover is made up of integrated mount pad, the step positioning seat that is positioned at mount pad one side, described step positioning seat is made up of the first positioning seat and the second positioning seat, one side of the first positioning seat is connected with mount pad, opposite side is connected with the second positioning seat, is provided with the location structure for the lock pin insertion depth of limit fibre connector on described the second positioning seat.
As preferably, described locating hole runs through mount pad and the first positioning seat successively, it is one bad arc that the part that described the second positioning seat partially overlaps and overlaps with locating hole to the projection on locating hole cross section is, the end of described locating hole is plane and is positioned at the second positioning seat, forms the location structure of the lock pin insertion depth of limit fibre connector.
As preferably, on described the second positioning seat, be provided with deep-slotted chip breaker, the arc core of the cross section of described deep-slotted chip breaker overlaps with the center of circle of the cross section of locating hole.
As preferably, on described mount pad, offer mounting groove, described mounting groove is two, lays respectively at the two ends of the first positioning seat, and on the first positioning seat, is provided with the signal transfer hole that runs through two ends, described signal transfer hole and locating hole intersect vertically.
As preferably, the optical coupled switch of transmission of signal to electric-control system is installed in described mounting groove.
As preferably, described casing is the uncovered rectangular configuration in right side being made up of base plate, header board, backboard, left plate and cover plate, the step-like structure that the large cover that described cover plate is joined by the lower edge of minor flaps and lower edge, one end and minor flaps forms, on described base plate, be fixed with bracing frame, described location lock pin cover is arranged on the upper end of bracing frame, described electric rotating machine at right angle setting is between base plate and large cover, described displacement platform base is arranged on base plate by bolt and cushion block, and described linear electric motors are arranged on base plate by support.
As preferably, described blade is fixed on emery wheel connecting axle by being positioned at the cutting blade clip at its two ends and locking nut and nut, and the output shaft of described emery wheel connecting axle and electric rotating machine is connected and fixed.
Beneficial effect of the present invention is: the joints of optical fibre are inserted in the lock pin cover of location until the unnecessary optical fiber that the head end of the joints of optical fibre need excise stretches out locating hole, blade rotates under the drive of electric rotating machine, blade does straight line back and forth movement under the drive of feed arrangement simultaneously, because blade has peripheral grinding face and cross grinding face, by the drive of electric rotating machine and feed arrangement, can in the unnecessary optical fiber of excision, grind the optical fiber end after cutting.Three original operations are combined into an operation, can have reduced operation and corresponding activity time, and effectively enhance productivity.Location lock pin puts the location structure of setting for the lock pin insertion depth of limit fibre connector, consistent thereby the optical fiber that has guaranteed the head end of the joints of optical fibre of each processing stretches out the length of lock pin, has realized the homogeneity of product, has guaranteed the quality of product.Location lock pin puts the optical coupled switch of setting for detection of in locating hole, whether the existing joints of optical fibre insert, if there are the joints of optical fibre to insert, optical coupled switch will pass the signal along to control system, and control system is controlled electric rotating machine and feeding machine operation, and the joints of optical fibre are processed.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only one of them embodiment of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of joints of optical fibre blank;
Fig. 2 is the structural representation of joints of optical fibre half finished product;
Fig. 3 is the half-finished structural representations of the joints of optical fibre;
Fig. 4 is front view of the present invention;
Fig. 5 is the partial enlarged drawing at A place in Fig. 4;
Fig. 6 is top view of the present invention;
Fig. 7 is the structural representation of location lock pin cover.
In figure: 11, base plate; 12, header board; 13, backboard; 14, left plate; 15, minor flaps; 16, large cover; 17, foot pad; 18, bracing frame; 2, location lock pin cover; 21, locating hole; 22, mount pad; 23, the first positioning seat; 24, the second positioning seat; 25, mounting groove; 26, signal transfer hole; 27, deep-slotted chip breaker; 3, optical coupled switch; 4, electric rotating machine; 5, linear electric motors; 61, blade; 62, cutting blade clip; 63, locking nut; 64, nut; 65, emery wheel connecting axle; 66, axle sleeve; 67, supporting seat; 71, displacement platform slide plate; 72, displacement platform base; 73, cushion block; 74, displacement platform adjusting rod; 75, displacement platform support; 76, displacement platform fixed bar; 77, electric machine support; 78, shaft coupling; 8, the joints of optical fibre.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only one of them embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figures 4 to 7, a kind of joints of optical fibre resist remover, comprise casing and electric-control system, described casing is by base plate 11, header board 12, backboard 13, left plate 14 and cover plate are connected by screw the uncovered rectangular configuration in right side of formation, the step-like structure that the large cover 16 that described cover plate is joined by the lower edge of minor flaps 15 and lower edge, one end and minor flaps 15 forms, the bottom of described base plate 11 is provided with several foots pad 17, the top of base plate 11 is fixed with bracing frame 18 by screw, one end near large cover 16 in described minor flaps 15 offers groove, the upper end of support frame as described above 18 is just flush-mounted in this groove, and the upper surface of bracing frame 18 is concordant with the end face of minor flaps 15.
The upper end of support frame as described above 18 is provided with location lock pin cover 2 near a side of large cover 16 by screw, on described location lock pin cover 2, is provided with the locating hole 21 inserting for the joints of optical fibre.
Described location lock pin cover 2 is by integrated mount pad 22, be positioned at the step positioning seat composition of mount pad 22 belows, described step positioning seat is made up of the first positioning seat 23 and the second positioning seat 24 that is positioned at the first positioning seat 23 belows, described locating hole 21 vertically runs through mount pad 22 and the first positioning seat 23 successively, it is one bad arc that the part that described the second positioning seat 24 partially overlaps and overlaps with locating hole 21 to the projection on locating hole 21 cross sections is, the end of described locating hole 21 is plane and is positioned at the second positioning seat 24, form the location structure of the lock pin insertion depth of limit fibre connector.The joints of optical fibre insert after locating hole 21, and the end plane of locating hole 21 props up the lock pin head end of the joints of optical fibre, and the built-in length of the joints of optical fibre is formed to location.Interfere for fear of adding to produce man-hour, on the second positioning seat 24, be provided with deep-slotted chip breaker 27, the arc core of the cross section of described deep-slotted chip breaker 27 overlaps with the center of circle of the cross section of locating hole 21.
On described mount pad 22, also offer mounting groove 25, described mounting groove 25 is two, lay respectively at the two ends of the first positioning seat 23, in described mounting groove 25, optical coupled switch 3 is installed, and on the first positioning seat 23, be provided with the signal transfer hole 26 that runs through two ends, described signal transmits 26 holes and locating hole 21 intersects vertically.Described optical coupled switch 3 is connected with electric-control system and detection signal is passed to electric-control system.The upper end of support frame as described above 18 offers and the slotted eye of locating lock pin cover 2 and optical coupled switch 3 and mating, and described location lock pin cover 2 and optical coupled switch 3 are installed and fixed with bracing frame 18 by screw.
In described casing, be provided with electric rotating 4 machines and linear electric motors 5 by electric control system controls.Described electric rotating machine 4 at right angle settings are between base plate 11 and large cover 16.On the output shaft of described electric rotating machine 4, be coaxially connected with the circular blade 61 with peripheral grinding face and cross grinding face, the cross grinding face of described blade 61 is vertical with the axis of locating hole 21, described blade 61 is fixed on emery wheel connecting axle 65 by being positioned at two intermediate plates 62 at its two ends and locking nut 63 and nut 64, and described emery wheel connecting axle 65 is connected and fixed with the output shaft of electric rotating machine 4.Enter the joints of optical fibre in locating hole 21 interpolations, and the lock pin head end of the joints of optical fibre is positioned after the end in hole 21 props up, and the end face of lock pin head end and blade 61 are the fiber lengths that stretches out lock pin head end of reserving near the distance between the cross grinding face of lock pin.
Described electric rotating machine 4 is by axle sleeve 66 and a side that is bolted to supporting seat 67, the lower end of described supporting seat 67 is fixed with displacement platform slide plate 71, described displacement platform slide plate 71 belows are provided with displacement platform base 72, described displacement platform base 72 is fixed on base plate 11 by bolt and cushion block 73, the top of displacement platform base 72 is provided with linear ramp, the bottom of displacement platform slide plate 71 is provided with the chute mating with this linear ramp, displacement platform slide plate 71 is formed and is slidably connected by chute and linear ramp and displacement platform base 72, and its sliding trace is parallel with circle center line connecting and blade 61 end faces of output shaft projection on blade 61 end faces of locating hole 21 and electric rotating machine 4.
Described linear electric motors 5 are arranged on base plate 11 by electric machine support 77.On the output shaft of linear electric motors 5, be coaxially connected with displacement platform adjusting rod 74 by shaft coupling 78, on described displacement platform adjusting rod 74, be arranged with its coaxial setting and can with its displacement platform fixed bar 76 along axis relative sliding.Described displacement platform fixed bar 76 is fixedly connected with displacement platform base 72 by displacement platform support 75, and described displacement platform adjusting rod 74 contacts with displacement platform slide plate 71 and can promote displacement platform slide plate 71 away from one end of linear electric motors 5 and does rectilinear motion along its sliding rail.
When the present invention uses, the locating hole 21 that the joints of optical fibre is inserted to location lock pin cover 2 is interior until the unnecessary optical fiber that the head end of the joints of optical fibre need excise stretches out locating hole 21, the lock pin head end of the joints of optical fibre props up the end of locating hole 21, now optical coupled switch 3 detects the signal that workpiece puts in place, and this signal is passed to control system, control system is received after signal, horse back starts electric rotating machine 4 and linear electric motors 5 are worked, electric rotating machine 4 is with cutting blade 61 to rotate, linear electric motors 5 driven rotary motors move to workpiece direction, thereby realize the direction feeding of blade 61 to workpiece, by peripheral grinding face and the cross grinding face of blade 61, in the unnecessary optical fiber of excision, can grind the optical fiber end after cutting, three original operations have been combined into an operation, can reduce operation and corresponding activity time, and effectively improve production efficiency.And the size homogeneity and the crudy that have guaranteed processing work are also significantly improved.
Carrying out first being processed, need to accurately arrange the job step of electric-control system and parameter, comprise the setting of the position signalling to optical coupled switch 3 detection fiber connectors, rotating speed to electric rotating machine 4 and startup and the time stopping arrange, stroke to linear electric motors 5 and startup and the time stopping arrange, etc.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. a joints of optical fibre resist remover, it is characterized in that: comprise casing, location lock pin cover is set on described casing, described location lock pin puts and is provided with the locating hole inserting for the joints of optical fibre, in described casing, be also provided with electric rotating machine, on the output shaft of described electric rotating machine, be coaxially connected with the circular blade with peripheral grinding face and cross grinding face, the cross grinding face of described blade is vertical with the axis of locating hole, is also provided with the feed arrangement that makes electric rotating machine do straight line back and forth movement along the direction in perpendicular positioning hole in described casing; Also comprise the electric-control system that can control electric rotating machine.
2. joints of optical fibre resist remover according to claim 1, it is characterized in that: described feed arrangement comprises the linear electric motors by electric control system controls, with the coaxial displacement platform adjusting rod being connected of output shaft of linear electric motors, and with the coaxial setting of displacement platform adjusting rod can be along the displacement platform fixed bar of axis relative sliding.
3. joints of optical fibre resist remover according to claim 2, it is characterized in that: described electric rotating machine is fixed on supporting seat by axle sleeve, described supporting seat lower end is fixed with displacement platform slide plate, described displacement platform slide plate below be provided be mated and can with its displacement platform base along displacement platform adjusting rod axis direction relative sliding, described displacement platform base is relative with casing fixing, described displacement platform base is fixedly connected with displacement platform fixed bar by displacement platform support, described displacement platform adjusting rod contacts with displacement platform slide plate and can promote displacement platform slide plate away from one end of linear electric motors and moves.
4. joints of optical fibre resist remover according to claim 3, it is characterized in that: described location lock pin cover is made up of integrated mount pad, the step positioning seat that is positioned at mount pad one side, described step positioning seat is made up of the first positioning seat and the second positioning seat, one side of the first positioning seat is connected with mount pad, opposite side is connected with the second positioning seat, is provided with the location structure for the lock pin insertion depth of limit fibre connector on described the second positioning seat.
5. joints of optical fibre resist remover according to claim 4, it is characterized in that: described locating hole runs through mount pad and the first positioning seat successively, it is one bad arc that the part that described the second positioning seat partially overlaps and overlaps with locating hole to the projection on locating hole cross section is, the end of described locating hole is plane and is positioned at the second positioning seat, forms the location structure of the lock pin insertion depth of limit fibre connector.
6. joints of optical fibre resist remover according to claim 5, is characterized in that: on described the second positioning seat, be provided with deep-slotted chip breaker, the arc core of the cross section of described deep-slotted chip breaker overlaps with the center of circle of the cross section of locating hole.
7. joints of optical fibre resist remover according to claim 6, it is characterized in that: on described mount pad, offer mounting groove, described mounting groove is two, lay respectively at the two ends of the first positioning seat, and on the first positioning seat, be provided with the signal transfer hole that runs through two ends, described signal transfer hole and locating hole intersect vertically.
8. joints of optical fibre resist remover according to claim 7, is characterized in that: the optical coupled switch of transmission of signal to electric-control system is installed in described mounting groove.
9. joints of optical fibre resist remover according to claim 8, it is characterized in that: described casing is by base plate, header board, backboard, the uncovered rectangular configuration in right side that left plate and cover plate form, the step-like structure that the large cover that described cover plate is joined by the lower edge of minor flaps and lower edge, one end and minor flaps forms, on described base plate, be fixed with bracing frame, described location lock pin cover is arranged on the upper end of bracing frame, described electric rotating machine at right angle setting is between base plate and large cover, described displacement platform base is arranged on base plate by bolt and cushion block, described linear electric motors are arranged on base plate by support.
10. according to the joints of optical fibre resist remover described in any one in claim 1 to 9, it is characterized in that: described blade is fixed on emery wheel connecting axle by being positioned at the cutting blade clip at its two ends and locking nut and nut, and the output shaft of described emery wheel connecting axle and electric rotating machine is connected and fixed.
CN201410010321.XA 2014-01-09 2014-01-09 Joints of optical fibre resist remover Active CN103769966B (en)

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Application Number Priority Date Filing Date Title
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CN103769966B CN103769966B (en) 2016-03-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106019480A (en) * 2016-07-18 2016-10-12 天津市立孚光电线缆开发有限公司 Fiber connector curing machine
CN110361812A (en) * 2019-07-17 2019-10-22 海安光易通信设备有限公司 A kind of grinding technics without removing photoresist

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237778A (en) * 1990-09-24 1993-08-24 Baer William F Counter-flow buffer and cleaner
JPH1071551A (en) * 1996-06-24 1998-03-17 Sumitomo Electric Ind Ltd Polishing device for plastic fiber end face
CN101259595A (en) * 2007-03-09 2008-09-10 株式会社精工技研 Method for grinding end surface of multi-core optical connector
CN202192536U (en) * 2011-05-05 2012-04-18 四川飞普科技有限公司 Automatic-control degumming machine
CN203738510U (en) * 2014-01-09 2014-07-30 成都奥捷通信技术有限公司 Glue removing machine for optical fiber connector

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237778A (en) * 1990-09-24 1993-08-24 Baer William F Counter-flow buffer and cleaner
JPH1071551A (en) * 1996-06-24 1998-03-17 Sumitomo Electric Ind Ltd Polishing device for plastic fiber end face
CN101259595A (en) * 2007-03-09 2008-09-10 株式会社精工技研 Method for grinding end surface of multi-core optical connector
CN202192536U (en) * 2011-05-05 2012-04-18 四川飞普科技有限公司 Automatic-control degumming machine
CN203738510U (en) * 2014-01-09 2014-07-30 成都奥捷通信技术有限公司 Glue removing machine for optical fiber connector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106019480A (en) * 2016-07-18 2016-10-12 天津市立孚光电线缆开发有限公司 Fiber connector curing machine
CN110361812A (en) * 2019-07-17 2019-10-22 海安光易通信设备有限公司 A kind of grinding technics without removing photoresist

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