WO2001098025A1 - Ensemble porte-ferrules pour machine a polir les extremites de fibres optiques - Google Patents
Ensemble porte-ferrules pour machine a polir les extremites de fibres optiques Download PDFInfo
- Publication number
- WO2001098025A1 WO2001098025A1 PCT/JP2001/005385 JP0105385W WO0198025A1 WO 2001098025 A1 WO2001098025 A1 WO 2001098025A1 JP 0105385 W JP0105385 W JP 0105385W WO 0198025 A1 WO0198025 A1 WO 0198025A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ferrule
- optical fiber
- ferrule holder
- polishing machine
- fiber end
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B19/226—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground of the ends of optical fibres
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3863—Details of mounting fibres in ferrules; Assembly methods; Manufacture fabricated by using polishing techniques
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
- G02B6/3893—Push-pull type, e.g. snap-in, push-on
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
- G02B6/3894—Screw-lock type
Definitions
- the present invention relates to a ferrule holder assembly for an optical fiber end face polishing machine for simultaneously polishing a plurality of ferrule end faces with optical fibers.
- the polishing film spread on the elastic plate of the polishing machine is rotated by the rotation and orbital motion mechanism of the polishing machine, and a certain pressure is applied to the polishing jig on which the ferrules with optical fibers are attached. Polishing. As a result, the shape of the tip of the optical fiber ferrule is processed into a convex spherical surface that satisfies the standard.
- the ferrule mounting reference surface of the ferrule holder for grinding is machined to a certain height with tight tolerances.However, since the plurality of ferrule mounting reference surfaces are fixed, the ferrule or the housing of the ferrule is not fixed. The height of the ferrule tip from the through hole varies by the length variation.
- An object of the present invention is to provide a ferrule holder assembly for an optical fiber end face polishing machine which can solve the above-mentioned problem of the variation in the length of the ferrule housing. Disclosure of the invention
- a ferrule holder assembly for an optical fiber end face polishing machine is a ferrule holder assembly for an optical fiber end face polishing machine, wherein the ferrule holder assembly can be raised and lowered in parallel with a polishing plate of the optical fiber end face polishing machine.
- a ferrule holder board provided; a ferrule sleeve provided on the ferrule holder board for receiving the optical fiber ferrule and supporting the tip with facing the polishing board; and an optical fiber ferrule on the ferrule sleeve.
- the adapter may lock the optical fiber ferrule or the connector supporting the optical fiber ferrule with the ferrule sleeve in an axial direction with the ferrule sleeve, and restrict the rotation to the ferrule holder board.
- the upper limit of movement with respect to the ferrule holder board can be defined and supported.
- the locking portion of the adapter may have a hook structure corresponding to the locking member of the optical fiber connector housing.
- the locking portion of the adapter may have a screw structure corresponding to the locking member of the plug-type optical fiber connector housing.
- the ferrule holder assembly for an optical fiber end face polishing machine is a ferrule holder assembly for an optical fiber end face polishing machine for inclined polishing, wherein the mounting angle of the adapter is:
- the ferrule sleeve has the same angle as the ferrule sleeve, and the guide keyway of the adapter can be in only one direction.
- the urging means is a coil spring, and the spring force can be smaller than the urging force of a spring incorporated in the connector plug itself.
- the means for urging the adapter toward the holder is a coil spring, and the weight of the coil spring can be set to be equal to or less than 550 gf suitable for ball polishing.
- the ferrule holder assembly for an optical fiber end face polishing machine is an adapter in which a ferrule or a housing is fixed to a polishing jig plate body provided with a plurality of through-holes for receiving an outer diameter of a ferrule tip.
- the height of the ferrule tip from the multiple through-holes is the same, but the ferrule or the housing varies due to the small design of the spring constant of the spring that presses the adapter.
- the pressure on the polishing machine at the tip of the ferrule can be almost the same, and variations can be absorbed. This makes it possible to suppress variations in the tip shape of the plurality of ferrules after polishing.
- FIG. 1 is a plan view of an embodiment of a ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- FIG. 2 is a front view of an optical fiber end face polishing machine equipped with the ferrule holder assembly shown in FIG.
- FIG. 3 is an enlarged view showing a state where an SC type optical fiber connector is attached to the embodiment of the ferrule holder for the optical fiber end surface polishing machine shown in FIG.
- FIG. 4 is an enlarged plan view showing a state where the optical fiber connector is not connected to the embodiment of the ferrule holder for the optical fiber end surface polishing machine shown in FIG.
- FIG. 5 is an enlarged sectional view showing a state where the optical fiber connector is not connected to the embodiment of the ferrule holder for the optical fiber end surface polishing machine shown in FIG.
- FIG. 6 is a sectional view of still another embodiment (for inclined polishing) of the ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- FIG. 7 is a cross-sectional view showing a state in which a connector is connected to still another embodiment (for ferrule polishing of an L-type connector) of the ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- FIG. 8 is a sectional view of still another embodiment (for polishing a ferrule of an ST connector) of a ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- FIG. 9 is a sectional view of still another embodiment (for polishing a ferrule of an FC connector plug) of a ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- FIG. 10 is a sectional view of still another embodiment (a ferrule with a flange) of a ferrule holder for an optical fiber end face polishing machine according to the present invention.
- FIG. 1 is a plan view of an embodiment of a ferrule holder assembly for an optical fiber end surface polishing machine according to the present invention.
- a ferrule holder board 1 having a substantially square shape and a circular hole provided in the center, a corresponding number of adapters 2 for supporting 20 connector ferrules are arranged concentrically.
- This ferrule holder assembly for an optical fiber end face polishing machine is mounted on an optical fiber end face polishing machine as shown in FIG.
- the polishing machine body 12 is provided with a polishing disk 13 that rotates and revolves, and a polishing film 14 is placed thereon.
- Holder holders 15 are erected at the upper four corners of the polishing machine main body 12, and a holder holding shaft 17 urged downward is inserted into the center of the holder 15.
- the lever is pressed with a strong force by rotating the lever of each holder holding shaft.
- the upper surface of the holder holder 15 and the holder mounting reference surface 16 at four places are set in the same plane and parallel to the polished surface of the polishing machine. Its height is set to L 2 (mm) from the polishing plane.
- the movement of the grinder of the grinder is preferably a combined movement of rotation and revolution, but normal rotation alone is acceptable.
- FIG. 3 is an enlarged view showing a state in which an SC type optical fiber connector is attached to the embodiment of the ferrule holder assembly for an optical fiber end surface polishing machine shown in FIG.
- FIG. 4 is an enlarged plan view showing a state in which an optical fiber connector is not connected to the embodiment of the ferrule holder for an optical fiber end surface polishing machine shown in FIG. 1, and FIG. 5 similarly shows a state where the connectors are connected. It is an expanded sectional view showing a state without.
- the ferrule holder board 1 has a recess corresponding to each connector holding position, and a holder board ferrule sleeve 1a is provided at the center thereof.
- the adapter 2 has a rectangular tube shape and is inserted into the recess so as to surround the ferrule sleeve 1a.
- a pair of opposing keyways 2b, 2b are provided on the side surface of the adapter 2.
- a pair of adapter hooks 2a for locking an SC type connection plug described later is provided inside the adapter 2.
- a slope is provided at the end of the adapter hook 2a, and the adapter hook 2a is elastically pushed and expanded once in accordance with the insertion of the SC type connection plug, and is restored at a predetermined position, as shown in FIG. Lock the plug body 11 of the SC type optical fiber connector.
- the short side wall of the adapter 2 is partially removed from the lower part, and a pair of adapter flanges (spring receivers) 2c for spring reception is provided.
- a pair of adapter spring retaining plates 4 are fixed to the ferrule holder board 1 with screws 6 so that the tips correspond to the upper sides of the pair of adapter flanges (spring supports) 2c.
- a pair of adapter springs 5 are inserted, respectively, and urge the adapter 2 downward.
- the ferrule 9 of the SC type optical fiber connector plug is inserted between the plug body 11 and the flange 9a, and is urged in a protruding direction by a spring 10.
- the optical fiber cord whose tip is adhesively fixed to the ferrule 9 is drawn out through a hood 7 covered on the plug body 11.
- the operator grasps the connector housing (knob) 8 provided separately from the plug body 11 and performs the operation of attaching / detaching to / from the adapter.
- a plurality of optical fiber ferrules are attached, and the four positioning corners of the ferrule holder board 1 are cut into holder holders 1 of the polishing machine. Rotate the mounting lever according to 5 and fully tighten the holder with the holder holding shaft 17.
- the ferrule can be obtained.
- the rule holder board 1 tightened, the ferrule tip is pushed up with a polishing film, and the load of the adapter spring 5 is applied to the ferrule end face. Polishing is performed in this state.
- the polishing amount is 0.1 mm or less, polishing is possible at> 0.1 mm.
- the feature of the present invention is that no special adjustment is required even when the ferrule length varies. is there.
- the variation of the ferrule length is 0.2 mm, L, — L 2 > 0.3 mm, and the polishing allowance of 0.1 mm can be secured even for the shortest ferrule.
- the load of the coil spring 5 applied to the adapter is preferably not more than 550 gf in the case of spherical polishing using an elastic material plate for the polishing plate, and the spring characteristics preferably do not affect the load within the above-mentioned range of variation.
- FIG. 6 is a sectional view of a ferrule holder assembly for inclined polishing.
- the hole into which the adapter 2 is inserted is machined diagonally to match the polishing angle. In this case, the positioning keyway 2b needs to be set only on one predetermined side.
- FIG. 7 is a sectional view showing a state where a connector is connected to still another embodiment (for ferrule polishing of an LC connector) of a ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- the LC-type connector plug 20 is provided with a hook lever 21 for locking.
- the protrusion provided on the lever 21 engages with the protrusion on the inner surface of the adapter 2 so that the LC-type connector plug 20 is provided.
- the optical fiber cord not shown is drawn out through the hood 27.
- FIG. 8 is a sectional view of still another embodiment (for ferrule polishing of an ST-type connector plug) of a ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- the ST connector plug 30 has a key pin 31 provided on the adapter 2, and the cylinder 32 of the ST connector plug 30 is bayonet-coupled to this key pin.
- FIG. 9 is a sectional view of still another embodiment (for polishing a ferrule of an FC connector plug) of a ferrule holder assembly for an optical fiber end face polishing machine according to the present invention.
- the locking of the FC connector plug 40 to the adapter can be performed with a bag nut 42.
- FIG. 10 is a sectional view of still another embodiment (a ferrule with a flange) of the ferrule holder assembly for an optical fiber end face polishing machine according to the present invention. This is the case of polishing the ferrule unit 9 with the flange 9a, and the engagement with the adapter can be performed with the bag nut 51.
- the independent springs are arranged in each of the adapters, so that the projection amount can be adjusted in the range of the variation of the projection amount in a state where the projection amount is attached to the polishing machine. Align. In other words, even if the length of the ferrule is not uniform, polishing can be performed without preliminary polishing, and uniform polishing can be performed in a short time without any trouble. Also, since the connector is attached to the adapter, it can be easily attached and detached, improving workability.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01941198A EP1293295B1 (en) | 2000-06-23 | 2001-06-25 | Ferrule holder assembly for optical fiber end face polishing machine |
DE60110068T DE60110068T2 (de) | 2000-06-23 | 2001-06-25 | Steckerstiftaufbau für maschine zum polieren der endfläche einer optischen faserverbindung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-188815 | 2000-06-23 | ||
JP2000188815A JP4464535B2 (ja) | 2000-06-23 | 2000-06-23 | 光ファイバ端面研磨機用フェルールホルダ組立 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001098025A1 true WO2001098025A1 (fr) | 2001-12-27 |
Family
ID=18688540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/005385 WO2001098025A1 (fr) | 2000-06-23 | 2001-06-25 | Ensemble porte-ferrules pour machine a polir les extremites de fibres optiques |
Country Status (7)
Country | Link |
---|---|
US (3) | US6547653B2 (ja) |
EP (1) | EP1293295B1 (ja) |
JP (1) | JP4464535B2 (ja) |
CN (1) | CN1176785C (ja) |
DE (1) | DE60110068T2 (ja) |
TW (1) | TW575474B (ja) |
WO (1) | WO2001098025A1 (ja) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4464535B2 (ja) * | 2000-06-23 | 2010-05-19 | 株式会社精工技研 | 光ファイバ端面研磨機用フェルールホルダ組立 |
US6827632B2 (en) * | 2002-07-31 | 2004-12-07 | Adc Telecommunications, Inc. | Method for polishing a fiber optic attenuator ferrule |
JP4090960B2 (ja) * | 2002-10-16 | 2008-05-28 | 株式会社精工技研 | 治具盤及び端面研磨方法 |
JP2004207840A (ja) * | 2002-12-24 | 2004-07-22 | Nec Corp | 無線リソース管理方法及びそれに用いる管理装置、基地局及び端末 |
US20050013550A1 (en) * | 2003-07-16 | 2005-01-20 | Chen-Hung Hung | Clip disk for grinding optical fibers |
JP4223008B2 (ja) | 2005-01-18 | 2009-02-12 | 株式会社精工技研 | 光ファイバ付きフェルール端面研磨機用研磨治具 |
US7407431B2 (en) * | 2005-07-07 | 2008-08-05 | Board Of Regents, The University Of Texas System | Optical fiber polishing and finishing system, device and method |
US7566259B2 (en) * | 2007-01-03 | 2009-07-28 | Adc Telecommunications, Inc. | Method of manufacturing ferrule assemblies |
US7738760B2 (en) * | 2007-03-23 | 2010-06-15 | Domaille Engineering, Llc | Optical polishing fixture |
US8708776B1 (en) | 2008-12-04 | 2014-04-29 | Domaille Engineering, Llc | Optical fiber polishing machines, fixtures and methods |
EP2365894B1 (en) * | 2008-12-16 | 2013-06-26 | Oerlikon Trading AG, Trübbach | Workpiece carrier |
JP5552497B2 (ja) | 2009-02-02 | 2014-07-16 | スリーエム イノベイティブ プロパティズ カンパニー | 光ファイバ研磨装置及び方法 |
CN103240667A (zh) * | 2012-02-09 | 2013-08-14 | 深圳市意柏利通讯技术有限公司 | 预埋插芯光纤快速连接器研磨夹具 |
CN103372804B (zh) * | 2012-04-27 | 2016-06-15 | 3M创新有限公司 | 光纤连接器抛光设备和方法 |
JP2014039982A (ja) * | 2012-08-23 | 2014-03-06 | Kyoei Senzai Kk | 研磨チャックおよび研磨方法 |
CN102848307B (zh) * | 2012-09-13 | 2014-09-17 | 黄石晨信光电有限责任公司 | 一种非标光纤连接头研磨专用工模夹具 |
CN103481185A (zh) * | 2013-09-22 | 2014-01-01 | 广西安捷讯电子科技有限公司 | 光开关准直器研磨夹具 |
TWI500987B (zh) * | 2014-02-19 | 2015-09-21 | Mas Automation Corp | Fiber head with a rule |
CN104972391A (zh) * | 2015-07-10 | 2015-10-14 | 成都市宏山科技有限公司 | 一种光纤端头研磨装置的光纤固定结构 |
US9759872B1 (en) * | 2016-02-19 | 2017-09-12 | Domaille Engineering, Llc | Optical fiber polishing fixture |
JP6192797B1 (ja) * | 2016-03-16 | 2017-09-06 | 株式会社精工技研 | 光ファイバフェルール研磨用治具および載置部材 |
CN105643432B (zh) * | 2016-04-12 | 2017-10-27 | 苏州大成瑞丰通信科技有限公司 | 一种光纤研磨用治具 |
CN106041714A (zh) * | 2016-07-19 | 2016-10-26 | 野村精机(上海)有限公司 | 一种自动去胶装置 |
DE102017102887A1 (de) * | 2016-12-22 | 2018-06-28 | Euromicron Werkzeuge Gmbh | Polierplatte, Poliervorrichtung und Verfahren zum Polieren von Lichtwellenleitern |
US11458588B2 (en) | 2019-07-30 | 2022-10-04 | Domaille Engineering, Llc | Optical fiber polishing fixture |
CN110625520B (zh) * | 2019-09-25 | 2024-09-24 | 湖北骏骞光电科技有限公司 | 一种插芯研磨夹具 |
JP7028489B1 (ja) | 2021-06-08 | 2022-03-02 | 株式会社精工技研 | 光ファイバフェルール研磨用ホルダーおよび光ファイバフェルール研磨装置 |
CN114406862A (zh) * | 2022-01-06 | 2022-04-29 | 上海锦湖日丽塑料有限公司 | 一种铅笔芯磨平装置 |
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-
2000
- 2000-06-23 JP JP2000188815A patent/JP4464535B2/ja not_active Expired - Lifetime
- 2000-12-27 US US09/748,225 patent/US6547653B2/en not_active Expired - Lifetime
-
2001
- 2001-06-25 DE DE60110068T patent/DE60110068T2/de not_active Expired - Lifetime
- 2001-06-25 EP EP01941198A patent/EP1293295B1/en not_active Expired - Lifetime
- 2001-06-25 CN CNB018013856A patent/CN1176785C/zh not_active Expired - Fee Related
- 2001-06-25 WO PCT/JP2001/005385 patent/WO2001098025A1/ja active IP Right Grant
- 2001-07-02 TW TW90115134A patent/TW575474B/zh not_active IP Right Cessation
-
2003
- 2003-01-13 US US10/340,735 patent/US7137878B2/en not_active Expired - Lifetime
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2005
- 2005-12-02 US US11/291,783 patent/US7494402B2/en not_active Expired - Lifetime
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US4539776A (en) * | 1983-09-30 | 1985-09-10 | At&T Technologies, Inc. | Methods of and apparatus for polishing an end portion of a terminated lightguide fiber |
JPS6228162A (ja) * | 1985-07-26 | 1987-02-06 | Pilot Precision Co Ltd | 光コネクタフエル−ルの端面研磨方法及び光コネクタフエル−ルの端面研磨装置 |
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JPH08168948A (ja) * | 1994-12-19 | 1996-07-02 | Emitsuto Seiko Kk | 光ファイバ組立体の研磨用治具 |
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Non-Patent Citations (1)
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See also references of EP1293295A4 * |
Also Published As
Publication number | Publication date |
---|---|
US20060229006A1 (en) | 2006-10-12 |
DE60110068D1 (de) | 2005-05-19 |
US7137878B2 (en) | 2006-11-21 |
JP2002001641A (ja) | 2002-01-08 |
JP4464535B2 (ja) | 2010-05-19 |
US7494402B2 (en) | 2009-02-24 |
US6547653B2 (en) | 2003-04-15 |
TW575474B (en) | 2004-02-11 |
CN1380845A (zh) | 2002-11-20 |
EP1293295A1 (en) | 2003-03-19 |
EP1293295B1 (en) | 2005-04-13 |
EP1293295A4 (en) | 2004-03-10 |
US20010055459A1 (en) | 2001-12-27 |
CN1176785C (zh) | 2004-11-24 |
DE60110068T2 (de) | 2006-01-12 |
US20030104775A1 (en) | 2003-06-05 |
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