CN103240667A - Polishing fixture of ferrule-pre-embedded optical fiber rapid connector - Google Patents
Polishing fixture of ferrule-pre-embedded optical fiber rapid connector Download PDFInfo
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- CN103240667A CN103240667A CN2012100282780A CN201210028278A CN103240667A CN 103240667 A CN103240667 A CN 103240667A CN 2012100282780 A CN2012100282780 A CN 2012100282780A CN 201210028278 A CN201210028278 A CN 201210028278A CN 103240667 A CN103240667 A CN 103240667A
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- optical fiber
- caudal peduncle
- lock pin
- central layer
- quick connector
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Abstract
The invention discloses a polishing fixture of ferrule-pre-embedded optical fiber rapid connector. A flange is sleeved outside a ceramic ferrule and is clamped or pressed through an independent pressing mechanism to achieve the polishing fixing of the optical fiber quick connector. The polishing fixture of the ferrule-pre-embedded optical fiber rapid connector solves the problems of positioning difficulty and poor polishing effect of the fixing of the side surface of a bare ferrule, the exposed optical fiber is protected by the flange to prevent the optical fiber from being broken and to achieve the effect of dust-proofing, and the ferrule flange is connected with the flange so as to solve the problem of low efficiency of a test due to the fact that the optical fiber needs to be manually connected with an interface of a testing device when the optical fiber connector is subjected to the return loss test.
Description
Technical field:
The invention belongs to joints of optical fibre grinding clamp, what be specifically related to is a kind of pre-buried lock pin optical fiber quick connector grinding clamp, is mainly used in solving the problem that the bare fibre lock pin can't grind.
Background technology:
Along with the fast development of communications industry and the implementation of national policy, China FTTH disposes from the pilot project scale till now of beginning, has obtained develop rapidly in recent years.Important step during fibre junction is built as FTTH, its quantities is doubled and redoubled, and FTTH builds splicing point to indoor extension simultaneously, has also brought the significantly increase of work difficulty.Two increases are arranged here: the increase of the amount of being, one is the increase of difficulty.This makes the conventional hot melt continuation method can't adapt to the final connection work of FTTH instantly, certainly will will select quick more convenient new mode to replace hot melt.Pre-buried lock pin optical fiber quick connector exactly possesses such advantage, and the use of quick connector at present brings revolutionary variation for current fibre junction work.
Pre-buried lock pin optical fiber quick connector need grind fiber tip pre-buried in the ceramic insertion core, so that return loss is secure, and also do not have special-purpose anchor clamps that pre-buried lock pin optical fiber quick connector is ground in the industry at present, usually naked lock pin optical fiber lapping is adopted the fixing mode in side, this mode exists naked lock pin location difficulty, exposed optical fiber to fracture easily, problems such as and grinding effect is bad, and the return loss testing efficiency is not high.
Summary of the invention:
For this reason, the object of the present invention is to provide a kind of pre-buried lock pin optical fiber quick connector grinding clamp, with solve the existing naked lock pin location difficulty of present naked lock pin optical fiber lapping, exposed optical fiber fractures easily, and grinding effect is bad, the problem that the return loss testing efficiency is not high.
For achieving the above object, the present invention is mainly by the following technical solutions:
A kind of pre-buried lock pin optical fiber quick connector grinding clamp, comprise central layer (2), evenly be provided with a plurality of independent pressing mechanisms (3) on the described central layer (2), this independent pressing mechanism (3) is by outlet sleeve (301), screw (302), spring (303), clamp block (305) and pressing plate (306) constitute, described screw (302) lower end is fixedly mounted in the central layer (2), the upper end is positioned at outlet sleeve (301), and be with spring (303) on the screw (302), be provided with a movable chamber (304) in the described outlet sleeve (301), clamp block (305) is arranged in this activity chamber (304), and fixedly connected with spring (303), under driving, spring (303) can in movable chamber (304), move up and down, be connected with the pressing plate (306) that is placed on outlet sleeve (301) on the clamp block (305), this pressing plate (306) can clamp block (305) be that rotate in movable chamber (304) in the axle center, and also is provided with a bayonet socket (307) on the pressing plate (306); It is identical with independent pressing mechanism (3) quantity that described central layer (2) is provided with, and the position can correspondence be positioned at the lock pin locating hole (5) under the bayonet socket (307), ceramic insertion core (9) is fixedly arranged in the described lock pin locating hole (5), be equipped with a caudal peduncle (8) on the described ceramic insertion core (9), this caudal peduncle (8) is annular column body, constituted by caudal peduncle upper end (801) and caudal peduncle lower end (802), described caudal peduncle lower end (802) diameter is bigger than caudal peduncle upper end (801), and described bayonet socket (307) can correspondence be stuck on the boss face between the caudal peduncle upper end (801) and caudal peduncle lower end (802).
Optical fiber (10) is fixedly arranged in the wherein said ceramic insertion core (9), and described optical fiber (10) correspondence is arranged in caudal peduncle (8), and not outer caudal peduncle upper end (801) of giving prominence to caudal peduncle (8).
One end correspondence of wherein said ceramic insertion core (9) optical fiber to be ground is fixed in the lock pin locating hole (5), and another nuditing fiber end correspondence is fixed in the caudal peduncle lower end (802).
Wherein also comprise a square substrate (1), described square substrate (1) center is provided with circular open, and corresponding in this circular open fixedly have central layer (2), and described central layer (2) is annular.
Wherein said central layer (2) is square, and the center is provided with circular open, and this circular open arranged outside has a plurality of independent pressing mechanisms (3), and the rounded distribution of described independent pressing mechanism (3).
The present invention is by being equipped with a caudal peduncle at ceramic insertion core, and the caudal peduncle lower end diameter of this caudal peduncle is bigger than the caudal peduncle upper end, the end that ceramic insertion core need be ground is inserted in the lock pin locating hole on the central layer, the other end then is inserted in the caudal peduncle lower end of caudal peduncle, upwards lift center platen on the independent pressing mechanism afterwards, and rotate pressing plate the bayonet socket correspondence is stuck on the boss face between the caudal peduncle top and bottom, utilize the expansion performance of spring, the pressing plate correspondence is pressed on the boss face, and produce downward pressure, whole ceramic insertion core is fixed on the central layer, starts grinder afterwards the ceramic insertion core fiber end face is ground.
Compared with prior art; the present invention is equipped with a caudal peduncle at ceramic insertion core; by independent pressing mechanism caudal peduncle is carried out the clamp-press type pressurization; realization is fixed the grinding of optical fiber quick connector; the invention solves the fixing existing location difficulty in naked lock pin side and the bad problem of grinding effect; and utilize caudal peduncle that exposed optical fiber is protected; prevent that effectively optical fiber from fractureing and reach the dustproof effect; connect caudal peduncle on the ceramic insertion core in addition; can solve the joints of optical fibre when return loss is tested; need be manual that optical fiber is corresponding with tester interface, the problem that existing testing efficiency is low.
Description of drawings:
Fig. 1 is the front view of the pre-buried lock pin optical fiber quick connector of the present invention grinding clamp.
Fig. 2 is the sectional view of the pre-buried lock pin optical fiber quick connector of the present invention grinding clamp.
Fig. 3 is A place structure for amplifying schematic diagram among Fig. 2.
Identifier declaration among the figure: substrate 1, substrate orientation hole 101, central layer 2, central layer positioning screw hole 201, independent pressing mechanism 3, outlet sleeve 301, screw 302, spring 303, movable chamber 304, clamp block 305, pressing plate 306, bayonet socket 307, hold-down screw 4, lock pin locating hole 5, locating piece 6, positioning screw hole 7, caudal peduncle 8, caudal peduncle upper end 801, caudal peduncle lower end 802, ceramic insertion core 9, optical fiber 10.
The specific embodiment:
For setting forth thought of the present invention and purpose, the present invention is described further below in conjunction with the drawings and specific embodiments.
The present invention is to provide a kind of pre-buried lock pin optical fiber quick connector grinding clamp, this grinding clamp vertically adds press fit by the independent pressing mechanism that is arranged on the central layer to the bare fibre ceramic insertion core that is with caudal peduncle, guaranteed that effectively optical fiber is not fractureed, realized simultaneously grinding location and dustproof purpose, and solved inconvenient, the inefficient problem of optical fiber quick connector test.
See also Fig. 1, Fig. 2, shown in Figure 3, Fig. 1 is the front view of the pre-buried lock pin optical fiber quick connector of the present invention grinding clamp; Fig. 2 is the sectional view of the pre-buried lock pin optical fiber quick connector of the present invention grinding clamp; Fig. 3 is A place structure for amplifying schematic diagram among Fig. 2.Pre-buried lock pin optical fiber quick connector grinding clamp of the present invention includes substrate 1 and central layer 2, substrate 1 is square, the center is a circular open, is provided with substrate orientation hole 101 at four edges of substrate 1, substrate 1 can be fixed on the grinder by substrate orientation hole 101; Central layer 2 is annular, be fixedly mounted in the circular open of substrate 1 center, wherein the position correspondence near each substrate orientation hole 101 is provided with a locating piece 6 on substrate 1, these locating piece 6 rear ends are fixed on the substrate 1 by dog screw 7, front end is fixed on the central layer 2 by hold-down screw 4, thereby central layer 2 and substrate 1 are fixed together (see figure 2).
In addition, central layer 2 among the present invention and substrate 1 also can be made into an integral body, namely have only a central layer 2, and this central layer 2 is square, the center is provided with circular open, and at four edges of the square central layer 2 also corresponding locating hole that is installed on the grinder that is provided with.
Evenly be provided with a plurality of lock pin locating holes 5 and the independent pressing mechanism 3 corresponding with lock pin locating hole 5 quantity same positions on the central layer 2, the all rounded distributions of described lock pin locating hole 5 and independent pressing mechanism 3, and lock pin locating hole 5 is in the inboard of independent pressing mechanism 3.
See shown in Figure 3, independent pressing mechanism 3 is by outlet sleeve 301, screw 302, spring 303, clamp block 305 and pressing plate 306 constitute, described screw 302 lower ends are fixedly mounted in the central layer positioning screw hole 201 in the central layer 2, the upper end is positioned at outlet sleeve 301, and be with spring 303 on the screw 302, described outlet sleeve 301 inside position on the lower are provided with a movable chamber 304, be provided with a clamp block 305 in this activity chamber 304, this clamp block 305 can be fixedlyed connected with spring 303, and also be connected with pressing plate 306 on the clamp block 305, the front end of pressing plate 306 also is provided with a bayonet socket 307, and described pressing plate 306 can be in outlet sleeve 301 outsides be that rotate in the axle center with clamp block 305.
The concrete Ginding process of optical fiber quick connector grinding clamp of the present invention is as follows: at first by substrate orientation hole 101 whole grinding clamp is fixedly mounted on the grinder, and rotation pressing plate 306, all lock pin locating holes 5 on the central layer 2 are exposed, the ceramic insertion core 9 that will be equipped with caudal peduncle 8 then is inserted in the above-mentioned lock pin locating hole 5, and make the end face that need grind downward, upwards lift pressing plate 306 afterwards, this moment, spring 303 was in compressive state, and make pressing plate 306 turn to ceramic insertion core 9 directly over, and bayonet socket 307 correspondences on the pressing plate 306 are stuck on the caudal peduncle lower end 802 and the boss face between the caudal peduncle upper end 801 of caudal peduncle 8, loosen pressing plate 306 this moment, spring 303 is changed to reset mode by compressive state, produce downward pressure, thereby whole ceramic insertion core 9 is compressed, so that follow-up grinding.
Wherein need to prove here, spring 303 upper ends in the outlet sleeve 301 of the present invention are fixed on screw 302 tops, the lower end is fixed on the clamp block 305, and spring 303 to be in the outlet sleeve 301 be to be in compressive state all the time because could form efficient pressure in this state.
The caudal peduncle 8 that the present invention is nested with at ceramic insertion core; can realize the protection to exposed optical fiber; can prevent that optical fiber from fractureing and reach the dustproof effect; owing to connect caudal peduncle on the ceramic insertion core; the quick and precisely contraposition of the joints of optical fibre when return loss is tested can be realized, detection efficiency can be improved.
More than be that a kind of pre-buried lock pin optical fiber quick connector grinding clamp provided by the present invention is described in detail, used specific case herein structural principle of the present invention and embodiment are set forth, above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (5)
1. pre-buried lock pin optical fiber quick connector grinding clamp, it is characterized in that comprising central layer (2), evenly be provided with a plurality of independent pressing mechanisms (3) on the described central layer (2), this independent pressing mechanism (3) is by outlet sleeve (301), screw (302), spring (303), clamp block (305) and pressing plate (306) constitute, described screw (302) lower end is fixedly mounted in the central layer (2), the upper end is positioned at outlet sleeve (301), and be with spring (303) on the screw (302), be provided with a movable chamber (304) in the described outlet sleeve (301), clamp block (305) is arranged in this activity chamber (304), and fixedly connected with spring (303), under driving, spring (303) can in movable chamber (304), move up and down, be connected with the pressing plate (306) that is placed on outlet sleeve (301) on the clamp block (305), this pressing plate (306) can clamp block (305) be that rotate in movable chamber (304) in the axle center, and also is provided with a bayonet socket (307) on the pressing plate (306); It is identical with independent pressing mechanism (3) quantity that described central layer (2) is provided with, and the position can correspondence be positioned at the lock pin locating hole (5) under the bayonet socket (307), ceramic insertion core (9) is fixedly arranged in the described lock pin locating hole (5), be equipped with a caudal peduncle (8) on the described ceramic insertion core (9), this caudal peduncle (8) is annular column body, constituted by caudal peduncle upper end (801) and caudal peduncle lower end (802), described caudal peduncle lower end (802) diameter is bigger than caudal peduncle upper end (801), and described bayonet socket (307) can correspondence be stuck on the boss face between the caudal peduncle upper end (801) and caudal peduncle lower end (802).
2. pre-buried lock pin optical fiber quick connector grinding clamp according to claim 1, it is characterized in that optical fiber (10) is fixedly arranged in the described ceramic insertion core (9), described optical fiber (10) correspondence is arranged in caudal peduncle (8), and not outer caudal peduncle upper end (801) of giving prominence to caudal peduncle (8).
3. pre-buried lock pin optical fiber quick connector grinding clamp according to claim 1, an end correspondence that it is characterized in that described ceramic insertion core (9) optical fiber to be ground is fixed in the lock pin locating hole (5), and another nuditing fiber end correspondence is fixed in the caudal peduncle lower end (802).
4. pre-buried lock pin optical fiber quick connector grinding clamp according to claim 1, it is characterized in that also comprising a square substrate (1), described square substrate (1) center is provided with circular open, and corresponding in this circular open fixedly have central layer (2), and described central layer (2) is annular.
5. pre-buried lock pin optical fiber quick connector grinding clamp according to claim 1, it is characterized in that described central layer (2) is square, the center is provided with circular open, this circular open arranged outside has a plurality of independent pressing mechanisms (3), and the rounded distribution of described independent pressing mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100282780A CN103240667A (en) | 2012-02-09 | 2012-02-09 | Polishing fixture of ferrule-pre-embedded optical fiber rapid connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100282780A CN103240667A (en) | 2012-02-09 | 2012-02-09 | Polishing fixture of ferrule-pre-embedded optical fiber rapid connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103240667A true CN103240667A (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100282780A Pending CN103240667A (en) | 2012-02-09 | 2012-02-09 | Polishing fixture of ferrule-pre-embedded optical fiber rapid connector |
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| Country | Link |
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| CN (1) | CN103240667A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922123A (en) * | 2016-04-26 | 2016-09-07 | 新富生光电(深圳)有限公司 | Grinding method for manufacturing zero-loss optical fiber connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1334174A (en) * | 2001-08-30 | 2002-02-06 | 武汉邮电科学研究院 | Fixture for grinding MT optical fibre connector |
| CN1380845A (en) * | 2000-06-23 | 2002-11-20 | 株式会社精工技研 | Ferrule holder assembly for optical fiber end face polishing machine |
| CN1506190A (en) * | 2002-12-06 | 2004-06-23 | 株式会社精工技研 | Support for optical fiber bearings ring end lapping apparatus |
| JP2004261898A (en) * | 2003-02-28 | 2004-09-24 | Seikoh Giken Co Ltd | Polishing fixture for ferrule end face grinder with optical fiber |
| CN1807010A (en) * | 2005-01-18 | 2006-07-26 | 株式会社精工技研 | Grinding clamp for optical fibre ferrule end-face grinding machine |
| CN202462211U (en) * | 2012-02-09 | 2012-10-03 | 深圳市意柏利通讯技术有限公司 | Grinding fixture for quick optical fiber connector of embedded ferrule |
-
2012
- 2012-02-09 CN CN2012100282780A patent/CN103240667A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1380845A (en) * | 2000-06-23 | 2002-11-20 | 株式会社精工技研 | Ferrule holder assembly for optical fiber end face polishing machine |
| CN1334174A (en) * | 2001-08-30 | 2002-02-06 | 武汉邮电科学研究院 | Fixture for grinding MT optical fibre connector |
| CN1506190A (en) * | 2002-12-06 | 2004-06-23 | 株式会社精工技研 | Support for optical fiber bearings ring end lapping apparatus |
| JP2004261898A (en) * | 2003-02-28 | 2004-09-24 | Seikoh Giken Co Ltd | Polishing fixture for ferrule end face grinder with optical fiber |
| CN1807010A (en) * | 2005-01-18 | 2006-07-26 | 株式会社精工技研 | Grinding clamp for optical fibre ferrule end-face grinding machine |
| CN202462211U (en) * | 2012-02-09 | 2012-10-03 | 深圳市意柏利通讯技术有限公司 | Grinding fixture for quick optical fiber connector of embedded ferrule |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922123A (en) * | 2016-04-26 | 2016-09-07 | 新富生光电(深圳)有限公司 | Grinding method for manufacturing zero-loss optical fiber connector |
| CN105922123B (en) * | 2016-04-26 | 2018-04-27 | 新富生光电(深圳)有限公司 | A kind of Ginding process for being used to make zero loss optical fiber connector |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130814 |