CN100348945C - Method and its device for detecting ceramic insert core opening angle - Google Patents
Method and its device for detecting ceramic insert core opening angle Download PDFInfo
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- CN100348945C CN100348945C CNB031159427A CN03115942A CN100348945C CN 100348945 C CN100348945 C CN 100348945C CN B031159427 A CNB031159427 A CN B031159427A CN 03115942 A CN03115942 A CN 03115942A CN 100348945 C CN100348945 C CN 100348945C
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- insertion core
- ceramic insertion
- opening angle
- bare fibre
- monitor
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- 239000000919 ceramic Substances 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 49
- 238000003780 insertion Methods 0.000 claims description 93
- 230000037431 insertion Effects 0.000 claims description 93
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 239000013307 optical fiber Substances 0.000 abstract description 23
- 230000003287 optical effect Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The present invention discloses a method for detecting the included angle of an opening of a ceramic inserting core and a device thereof. The included angle of the opening of the ceramic inserting core is the angular deviation between the central axis lines of an inner circle and an outer circle of the ceramic inserting core. The method comprises: a bare fiber passes through the ceramic inserting core; the ceramic inserting core rotates, and then, the bare fiber rotates along with the ceramic inserting core; a series of parameters of the process are measured, and are converted by a formula to obtain the numerical values of the included angle of the opening of the ceramic inserting core to be measured. The device comprises a detector, a monitor and a clamping device which are used for realizing the method. The present invention can reflect the deviation extent between the central axis lines of the inner circle and the outer circle of the ceramic inserting core in an optical fiber connector from the stereo three-dimensional angles, and conveniently remove the ceramic inserting core with unqualified quality, and consequently, the present invention enhances the nondefective rate of the optical fiber connector, and simultaneously avoids the cost and the time loss which are brought by the ceramic inserting core with unqualified service quality.
Description
Technical field
The present invention relates to a kind of method and device thereof that is used to measure the roughness and the scrambling on ceramic insertion core of optical fibre connector surface, particularly relate to a kind of method and device thereof that detects ceramic insertion core opening angle.
Background technology
When any fibre system is installed, all must consider optical fiber or optical cable to be connected with each other, to realize continuing of optical link with low-loss method.Continuing of optical fiber link, general employing flexible jumper is that the joints of optical fibre are realized, the joints of optical fibre are the maximum optical passive components of present usage quantity, and various types of joints of optical fibre basic structures are unanimous on the whole, by two contact pins and tube coupling totally three parts form.When connecting optical fiber optical fiber is penetrated and is fixed in the contact pin, polishing is carried out on the contact pin surface after, in tube coupling, realize aiming at.Contact pin in the joints of optical fibre is the circle tube member that stupalith is made, and is called ceramic insertion core, and for accurately aim at optical fiber as far as possible, the requirement on machining accuracy of described ceramic insertion core is very high.Every performance of the joints of optical fibre at first is an optical property, also has interchangeability, repeatability, tensile strength, temperature and the plug number of times etc. of the joints of optical fibre all closely related with the ceramic insertion core machining precision as joints of optical fibre core component in addition.As everyone knows, the ceramic insertion core product of present stage, the leading indicator one of differentiating quality is the aperture specification size of ceramic insertion core, the 2nd, the concentricity of ceramic insertion core, so-called ceramic insertion core aperture is meant the diameter of ceramic insertion core center pit, there are 125um, 126um in aperture commonly used, and the concentricity of so-called ceramic insertion core is meant the deviation of ferrule endface center and aperture center, generally should be controlled in the 0.004mm.Aperture specification size for ceramic insertion core can detect with measurers such as feeler gauges.Concentricity for ceramic insertion core then can detect with measurers such as magnifier or end surface of optical fiber connector testers.Yet, the angular deviation that ceramic core lock pin manufacturer and user but often ignore circle central shaft and cylindrical central shaft in the ceramic insertion core detects, and among the present invention the angular deviation between the above-mentioned ceramic core inside and outside circle central shaft is defined as ceramic insertion core opening angle.Angular deviation between the described ceramic insertion core inside and outside circle central shaft, i.e. the existence of ceramic insertion core opening angle will directly influence the optical characteristics of the joints of optical fibre, cause the bit error rate of system to increase.Still there are not relevant method or instrument to detect at present both at home and abroad to described ceramic insertion core opening angle.
Summary of the invention
The objective of the invention is to overcome the deficiency that existing ceramic insertion core detecting instrument can not detect ceramic insertion core opening angle, a kind of method and device thereof that can detect ceramic insertion core opening angle is provided, thereby get rid of underproof ceramic insertion core, improve the yields of the joints of optical fibre, reduce in the use because ceramic insertion core cost and the time loss that brings to the user off quality.
In order to realize purpose of the present invention, the present invention is by the following technical solutions: a kind of method that detects ceramic insertion core opening angle, described ceramic insertion core is a ring sleeve, interior circular diameter is Φ 1, it is characterized in that described method comprises the steps: that (a) passes described ceramic insertion core with a bare fibre, measures the length L that described bare fibre exposes the ceramic core insertion core end face; (b) with the end face of described bare fibre through detector microscope amplification imaging in monitor, measure the diameter of phi 2 of described fiber end face picture on monitor; (c) rotate described ceramic insertion core, described bare fibre also rotates with the rotation of ceramic insertion core, with the movement locus at described bare fibre end face center through the microscope amplification imaging in monitor, measure the diameter 2R of this movement locus picture on monitor; (d) the opening angle of described ceramic insertion core is represented with θ, according to formula
Calculate the value of θ.
A kind of device that detects ceramic insertion core opening angle, device integral body comprises detector, monitor, and anchor clamps, it is characterized in that the detector microscope, ceramic insertion core anchor clamps and fiber clamp are arranged on the base in order, the rubber ring that an annular is arranged between described ceramic insertion core anchor clamps and the fiber clamp, described ceramic insertion core passes described rubber ring, bare fibre passes ceramic insertion core when detecting ceramic insertion core opening angle, described bare fibre and described ceramic insertion core are located by anchor clamps separately, the bare fibre that described ceramic insertion core can rotate and drive wherein also rotates, and the information that the detector microscope is collected bare fibre end face movement locus is shown in monitor.
The invention has the beneficial effects as follows, utilize the method and the device thereof of detection ceramic insertion core opening angle of the present invention from the angle reflection joints of optical fibre of stereoscopic three-dimensional, to justify the departure degree of central axis in the ceramic insertion core with respect to the cylindrical central axis, place to go ceramic insertion core off quality easily, thus the yields of the joints of optical fibre improved.Utilize the present invention also to avoid judging cost and the waste of time that the ceramic insertion core quality is brought simultaneously by a large amount of uses, the method for having a fling at.
Description of drawings
Fig. 1 is a ceramic insertion core opening angle pick-up unit structural representation;
Fig. 2 is a ceramic insertion core opening angle pick-up unit partial enlarged drawing;
Fig. 3 is a ceramic insertion core opening angle pick-up unit longitudinal sectional view;
Fig. 4 is a bare fibre end face movement locus enlarged drawing;
Fig. 5 is ceramic insertion core opening angle Theoretical Calculation figure.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail: a kind of method that detects ceramic insertion core opening angle, described ceramic insertion core is a ring sleeve, interior circular diameter is Φ 1, it is characterized in that described method comprises the steps: that (a) passes described ceramic insertion core with a bare fibre, measures the length L that described bare fibre exposes the ceramic core insertion core end face; (b) with the end face of described bare fibre through detector microscope amplification imaging in monitor, measure the diameter of phi 2 of described fiber end face picture on monitor; (c) rotate described ceramic insertion core, described bare fibre also rotates with the rotation of ceramic insertion core, with the movement locus at described bare fibre end face center through detector microscope amplification imaging in monitor, measure the diameter 2R of this movement locus picture on monitor, as shown in Figure 4; (d) the opening angle of described ceramic insertion core is represented with θ, as shown in Figure 5, because the microscope that uses is identical to the enlargement ratio of described fiber end face and its movement locus, therefore:
L wherein: optical fiber exposes the length of ceramic core insertion core end face;
θ: the angle of optical fiber and ceramic insertion core cylindrical axis, the i.e. angle of ceramic insertion core aperture axis and cylindrical axis;
R: end centre of optic fibre is to the distance of ceramic insertion core cylindrical axis;
Φ 2: it is a round hot spot that fiber end face images on the monitor, and Φ 2 is this spot diameter;
R: rotate ceramic insertion core, the movement locus of end centre of optic fibre is a circle, and R is this track radius of a circle;
Can derive from above-mentioned formula
Calculate the value of θ.
Illustrate, if take parameter to be: L=4mm, 2 θ=0.5 °, Φ 1=125 μ m, Φ 2=100mm calculates R=14mm.The length L of exposing ferrule endface as bare fibre described in the step (a) is 4mm, as long as the movement locus radius of circle of observing end centre of optic fibre from monitor screen just can judge that greater than 14mm tested ceramic insertion core opening angle is greater than 0.25 °.The opening angle that a ceramic insertion core is recorded is more little, and the repeatability of this ceramic insertion core inside and outside circle central axis is just good more.Also can be in order to obtain the littler ceramic insertion core of the opening angle number of degrees to the strictness more of above-mentioned parameter setting.
A kind of device that detects ceramic insertion core opening angle, as Fig. 1, Fig. 2 and shown in Figure 3, device integral body comprises detector, monitor, and anchor clamps, it is characterized in that detector microscope 1, ceramic insertion core anchor clamps 3 and fiber clamp 4 are arranged on the base 6 in order, the rubber ring 7 that an annular is arranged between described ceramic insertion core anchor clamps 3 and the fiber clamp 4, described ceramic insertion core 2 passes described rubber ring 7, the described rubber ring 7 of hand-turning, ceramic insertion core 2 can be driven rotation thereupon, bare fibre 5 passes ceramic insertion core 2 when detecting ceramic insertion core opening angle, described bare fibre 5 and described ceramic insertion core 2 are located by anchor clamps separately, the bare fibre 5 that described ceramic insertion core 2 can rotate and drive wherein also rotates, and the information that detector 1 is collected bare fibre 5 end face movement locus is shown in monitor.Described base 6 connects one five axial adjustment frame and can adjust the pedestal of whole device.Described ceramic insertion core anchor clamps 3 are made up of two block and depression bars of offering V-shaped groove, and described ceramic insertion core 2 is positioned in V-shaped groove but still can rotates freely along self axis.Described fiber clamp 4 is made up of a block and an a plurality of depression bar of offering elongate slot, and optical fiber 5 can rotate in anchor clamps.
Claims (6)
1. method that detects ceramic insertion core opening angle, described ceramic insertion core is a ring sleeve, interior circular diameter is Ф 1, it is characterized in that described method comprises the steps:
(a) bare fibre is passed described ceramic insertion core, measure the length L that described bare fibre exposes ferrule endface;
(b) with the end face of described bare fibre through detector microscope amplification imaging in monitor, measure the diameter Ф 2 of described fiber end face picture on monitor;
(c) rotate described ceramic insertion core, described bare fibre also rotates with the rotation of ceramic insertion core, with the movement locus at described bare fibre end face center through detector microscope amplification imaging in monitor, measure the diameter 2R of this movement locus picture on monitor;
(d) the opening angle of described ceramic insertion core is represented with θ, according to formula
Calculate the value of θ.
2. according to the method for the described detection ceramic insertion core of claim 1 opening angle, it is characterized in that the length L that bare fibre described in the step (a) exposes ferrule endface is 4mm.
3. device that detects ceramic insertion core opening angle, device integral body comprises detector, monitor, and anchor clamps, it is characterized in that detector microscope (1), ceramic insertion core anchor clamps (3) and fiber clamp (4) are arranged on the base (6) in order, the rubber ring (7) that an annular is arranged between described ceramic insertion core anchor clamps (3) and the fiber clamp (4), described ceramic insertion core (2) passes described rubber ring (7), bare fibre (5) passes ceramic insertion core (2) when detecting ceramic insertion core opening angle, described bare fibre (5) and described ceramic insertion core (2) are located by anchor clamps separately, described ceramic insertion core (2) rotation and the bare fibre (5) that drives wherein also rotate, and the information that detector (1) is collected bare fibre (5) end face central motion track is shown in monitor.
4. according to the device of the described detection ceramic insertion core of claim 3 opening angle, it is characterized in that described base (6) connects one five axial adjustment frame.
5. according to the device of the described detection ceramic insertion core of claim 3 opening angle, it is characterized in that described ceramic insertion core anchor clamps (3) are made up of two block and depression bars of offering V-shaped groove.
6. according to the device of the described detection ceramic insertion core of claim 3 opening angle, it is characterized in that described fiber clamp (4) is made up of a block and an a plurality of depression bar of offering elongate slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031159427A CN100348945C (en) | 2003-03-24 | 2003-03-24 | Method and its device for detecting ceramic insert core opening angle |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB031159427A CN100348945C (en) | 2003-03-24 | 2003-03-24 | Method and its device for detecting ceramic insert core opening angle |
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| CN1532512A CN1532512A (en) | 2004-09-29 |
| CN100348945C true CN100348945C (en) | 2007-11-14 |
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| CNB031159427A Expired - Fee Related CN100348945C (en) | 2003-03-24 | 2003-03-24 | Method and its device for detecting ceramic insert core opening angle |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567750A (en) * | 2014-12-24 | 2015-04-29 | 宁波鱼化龙机电科技有限公司 | High-precision ceramic ferrule coaxiality detector |
| CN106705923B (en) * | 2016-12-29 | 2019-01-11 | 深圳市维度科技有限公司 | End surface of optical fiber connector angle measurement unit |
| CN112415686B (en) * | 2020-11-23 | 2022-03-29 | 武汉光迅科技股份有限公司 | Optical fiber fixing and rotating device and using method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4563087A (en) * | 1982-05-14 | 1986-01-07 | Thomson-Csf | Process and device for simultaneously measuring the geometrical characteristics of an optical fibre |
| JPS61191912A (en) * | 1985-02-20 | 1986-08-26 | Kasen Nozuru Seisakusho:Kk | Method and apparatus for measuring eccentricity |
| US4721357A (en) * | 1985-11-27 | 1988-01-26 | American Telephone And Telegraph Company, At&T Technologies, Inc. | Methods of and apparatus for reconfiguring optical fiber connector components and products produced thereby |
| US4787698A (en) * | 1985-11-27 | 1988-11-29 | American Telephone And Telegraph Co., At&T Bell Labs | Methods of and apparatus for reconfiguring optical fiber connector components and products produced thereby |
| DE3824255A1 (en) * | 1988-07-14 | 1990-01-18 | Siemens Ag | Method and device for the measurement of eccentricity |
| CN1018865B (en) * | 1989-02-04 | 1992-10-28 | 美国电话电报公司 | Method of and apparatus for reconfiguring optical fiber connector components and products produced thereby |
| CN1138896A (en) * | 1994-01-18 | 1996-12-25 | 无接触测量技术有限公司 | Process and device for measuring eccentric rotary components |
| CN2648403Y (en) * | 2003-03-24 | 2004-10-13 | 上海上诠光纤通信设备有限公司 | Detecting implement for ceramic inserting core opening included angle |
-
2003
- 2003-03-24 CN CNB031159427A patent/CN100348945C/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4563087A (en) * | 1982-05-14 | 1986-01-07 | Thomson-Csf | Process and device for simultaneously measuring the geometrical characteristics of an optical fibre |
| JPS61191912A (en) * | 1985-02-20 | 1986-08-26 | Kasen Nozuru Seisakusho:Kk | Method and apparatus for measuring eccentricity |
| US4721357A (en) * | 1985-11-27 | 1988-01-26 | American Telephone And Telegraph Company, At&T Technologies, Inc. | Methods of and apparatus for reconfiguring optical fiber connector components and products produced thereby |
| US4787698A (en) * | 1985-11-27 | 1988-11-29 | American Telephone And Telegraph Co., At&T Bell Labs | Methods of and apparatus for reconfiguring optical fiber connector components and products produced thereby |
| DE3824255A1 (en) * | 1988-07-14 | 1990-01-18 | Siemens Ag | Method and device for the measurement of eccentricity |
| CN1018865B (en) * | 1989-02-04 | 1992-10-28 | 美国电话电报公司 | Method of and apparatus for reconfiguring optical fiber connector components and products produced thereby |
| CN1138896A (en) * | 1994-01-18 | 1996-12-25 | 无接触测量技术有限公司 | Process and device for measuring eccentric rotary components |
| CN2648403Y (en) * | 2003-03-24 | 2004-10-13 | 上海上诠光纤通信设备有限公司 | Detecting implement for ceramic inserting core opening included angle |
Non-Patent Citations (1)
| Title |
|---|
| 光纤连接器端面检测技术 张平 等.光学仪器，第24卷第3期 2002 * |
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| CN1532512A (en) | 2004-09-29 |
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Effective date of registration: 20090109 Address after: Jiuting Economic Development Zone, Songjiang District, Shanghai Patentee after: Shangcheng Optical Fiber Communication Equipment (Shanghai) Co., Ltd. Address before: Shanghai City, Songjiang District Jiuting Economic Development Zone, Qiu Jing Road, No. 8 Patentee before: Shangquan Optical Fiber Communication Equipment Co., Ltd., Shanghai |
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Owner name: SHANGCHENG OPTICAL FIBER COMMUNICATION EQUIPMENT ( Free format text: FORMER OWNER: SHANGHAI SHANGQUAN OPTICAL FIBER COMMUNICATION EQUIPMENT CO., LTD. Effective date: 20090109 |
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Owner name: SHANGHAI SHANGSHUAN TELECOM TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANGCHENG OPTICAL FIBER COMMUNICATION EQUIPMENT (SHANGHAI) CO., LTD. |
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Address after: 201615 Jiuting Economic Development Zone, Shanghai, Songjiang District Patentee after: Shanghai Shangquan Telecom Technology Co.,Ltd. Address before: 201615 Jiuting Economic Development Zone, Shanghai, Songjiang District Patentee before: Cheng Cheng optical fiber communication equipment (Shanghai) Co., Ltd. |
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Granted publication date: 20071114 Termination date: 20170324 |