CN112859360B - Debugging method based on collimator coupling system - Google Patents
Debugging method based on collimator coupling system Download PDFInfo
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- CN112859360B CN112859360B CN202110051733.8A CN202110051733A CN112859360B CN 112859360 B CN112859360 B CN 112859360B CN 202110051733 A CN202110051733 A CN 202110051733A CN 112859360 B CN112859360 B CN 112859360B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/62—Optical apparatus specially adapted for adjusting optical elements during the assembly of optical systems
Abstract
The invention discloses a debugging method based on a collimator coupling system, which comprises the following steps: s1: integrating a CCD detector, a fine-tuning stepping motor, a data acquisition card and a control circuit together to form a debugging tool for embedding the collimator coupling system; s2: selecting two standard collimators, and contrasting self-focusing lenses on the two standard collimators by using two single-mode fibers; s3: obtaining comparison data of a gap, a detection light spot and the minimum insertion loss at the minimum insertion loss positions of the two standard collimators, and using the comparison data as comparison data for debugging the collimators to be debugged; s4: and fixing the positions of the standard collimator and the collimator to be made. The invention has reasonable design, can automatically debug the collimator, reduces the intensity of manual debugging, avoids human errors in the manual debugging process, and has high efficiency of debugging the collimator, high production consistency of the collimator and good quality.
Description
Technical Field
The invention relates to the technical field of collimator debugging, in particular to a debugging method based on a collimator coupling system.
Background
In the traditional collimator assembly, a five-dimensional adjusting frame is used for exchanging a collimator to be made with standard collimation, an optical power meter is used for carrying out online monitoring, and gluing and curing are carried out when the change of the insertion loss value of the collimator is monitored to be minimum.
The collimator produced by the method needs to be manually operated and adjusted, is repeatedly debugged, is extremely easy to fatigue, and inevitably causes artificial accidental errors, so that the produced collimator has poor indexes and poor consistency, and the method for debugging the collimator based on the collimator coupling system is provided for solving the problems.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a debugging method based on a collimator coupling system.
The debugging method based on the collimator coupling system provided by the invention comprises the following steps:
s1: integrating a CCD detector, a fine tuning stepping motor, a data acquisition card and a control circuit together to form a debugging tool for embedding a collimator coupling system;
s2: selecting two standard collimators, and contrasting self-focusing lenses on the two standard collimators by using two single-mode fibers;
s3: obtaining comparison data of a gap, a detection light spot and the minimum insertion loss at the minimum insertion loss positions of the two standard collimators, and using the comparison data as comparison data for debugging the collimators to be debugged;
s4: fixing the positions of the standard collimator and the collimator to be made;
s5: detecting by a CCD detector from a position of 1-5mm, acquiring a detection light spot diameter and a gap value at the position with the minimum insertion loss by a data acquisition card, and comparing the obtained data with comparison data by a collimator coupling system;
s6: starting a fine tuning stepping motor by the collimator coupling system;
s7: gluing the optical fiber head and the insertion loss minimum point;
s8: and (5) curing the glue.
Preferably, in S1, the specifications of the CCD detector, the fine tuning stepping motor, the data acquisition card and the control circuit may be selected according to the actual specification, and the power of the fine tuning stepping motor is 100W-300W.
Preferably, in S2, the two collimators are of the type COL6-xx, and the two fiber probes are compared from the side of the two collimators away from each other, and the distance between the two collimators is selected to be 1-5 mm.
Preferably, in S3, the optical mode field distribution of the optical fiber probe is calculated by using gaussian distribution, so as to obtain the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss position of the optical fiber probe at different positions, and the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss position are input into a table for comparison.
Preferably, in S4, the placing support is made of metal or plastic, the collimator to be made is placed on the left side of the placing support, and the standard collimator is placed on the right side of the placing support.
Preferably, in S5, the distance between the detector on the collimator coupling system and the collimator to be made is 1-5mm, and the detector sends the detection data to the data acquisition card.
Preferably, in S5, a data display screen is further disposed on the collimator coupling system, the data display screen sequentially displays the diameter of the detection light spot and the gap value at the minimum insertion loss, and the data obtained by debugging are compared with the data in the table.
Preferably, in S6, the position of the minimum insertion loss point is determined, the collimator coupling system starts the fine tuning stepping motor, and the fine tuning stepping motor can move the fiber head to the position of the minimum insertion loss point.
Preferably, in S7, the specification of the glue is FA head glue, a motor for driving the glue bottle to rotate is arranged on the collimator coupling system, the motor drives the glue bottle to rotate, and the FA head glue is applied to the optical fiber head and the insertion loss minimum point.
Preferably, in S8, a dryer is further disposed on the collimator coupling system, and after the glue is applied, the dryer can dry the glue, so as to improve the efficiency of adhering the pipe ends and the insertion loss.
Compared with the prior art, the invention has the beneficial effects that: according to the one-to-one correspondence and monotonous relation between the diameter of the detection light spot and the gap, when the light spot changes to a certain value, the insertion loss reaches the minimum, and the gap reaches an ideal state.
The invention has reasonable design, can automatically debug the collimator, reduces the strength of manual debugging, avoids human errors in the manual debugging process, and has high efficiency of debugging the collimator, high production consistency of the collimator and good quality.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The embodiment provides a debugging method based on a collimator coupling system, which comprises the following steps:
s1: integrating a CCD detector, a fine-tuning stepping motor, a data acquisition card and a control circuit together to form a debugging tool for embedding the collimator coupling system;
s2: selecting two standard collimators, and contrasting self-focusing lenses on the two standard collimators by using two single-mode fibers;
s3: obtaining comparison data of a gap, a detection light spot and the minimum insertion loss at the position with the minimum insertion loss of the two standard collimators as comparison data to be debugged of the collimators;
s4: fixing the positions of the standard collimator and the collimator to be made;
s5: the CCD detector detects the light spot from a position of 1mm, the data acquisition card acquires the diameter of the detected light spot and the gap value at the position with the minimum insertion loss, and the collimator coupling system compares the obtained data with the comparison data;
s6: starting a fine tuning stepping motor by the collimator coupling system;
s7: gluing the optical fiber head and the insertion loss minimum point;
s8: and curing the glue.
In this embodiment, in S1, specifications of the CCD detector, the fine-tuning stepping motor, the data acquisition card, and the control circuit may be selected according to practice, the power of the fine-tuning stepping motor is 100W, in S2, models of the two collimators are COL6-xx, the two fiber probes are compared from one side of the two collimators away from each other, a distance of 1mm from the collimators is selected and compared for a plurality of times, in S3, the light-exiting mode field distribution of the fiber probes is calculated by using gaussian distribution, a gap, a detection spot, and a minimum insertion loss value at a minimum insertion loss position of the fiber probes at different positions are obtained, the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss position are input into a table for comparison, in S4, a placing support is made of metal or plastic, a material of the placing support is placed on the left side of the placing support, a collimator to be made on the right side of the placing standard collimator, in S5, detecting a detector on a collimator coupling system 1mm away from a collimator to be detected, sending detection data to a data acquisition card by the detector, S5, arranging a data display screen on the collimator coupling system, sequentially displaying the diameter of a detection light spot and a gap value at the minimum insertion loss position on the data display screen, comparing the debugged data with data in a table, determining the position of the minimum insertion loss point in S6, starting a fine tuning stepping motor by the collimator coupling system, moving an optical fiber head to the position of the minimum insertion loss point by the fine tuning stepping motor, arranging a motor for driving a rubber bottle to rotate in S7, driving the rubber bottle to rotate by the motor, coating the FA head rubber to the optical fiber head and the minimum insertion loss point, arranging a dryer on the collimator coupling system in S8, and after the coating of the rubber is finished, the dryer can dry glue, improves the pipeline head and the efficiency of insertion loss bonding.
Example two
The embodiment provides a debugging method based on a collimator coupling system, which comprises the following steps:
s1: integrating a CCD detector, a fine-tuning stepping motor, a data acquisition card and a control circuit together to form a debugging tool for embedding the collimator coupling system;
s2: selecting two standard collimators, and contrasting self-focusing lenses on the two standard collimators by using two single-mode fibers;
s3: obtaining comparison data of a gap, a detection light spot and the minimum insertion loss at the minimum insertion loss positions of the two standard collimators, and using the comparison data as comparison data for debugging the collimators to be debugged;
s4: fixing the positions of the standard collimator and the collimator to be made;
s5: the CCD detector detects the light spot from a position of 2.5mm, the data acquisition card acquires the diameter of the detected light spot and the gap value at the position with the minimum insertion loss, and the collimator coupling system compares the obtained data with the comparison data;
s6: starting a fine tuning stepping motor by the collimator coupling system;
s7: gluing the optical fiber head and the insertion loss minimum point;
s8: and (5) curing the glue.
In this embodiment, in S1, specifications of the CCD detector, the fine-tuning stepping motor, the data acquisition card, and the control circuit may be selected according to practice, the power of the fine-tuning stepping motor is 200W, in S2, models of the two collimators are COL6-xx, the two fiber probes are compared from a side where the two collimators are far away from each other, a distance of 2.5mm from the collimators is selected for multiple times of comparison, in S3, the light exit mode field distribution of the fiber probes is calculated by using gaussian distribution, a gap, a detection spot, and a minimum insertion loss value at a minimum insertion loss of the fiber probes at different positions are obtained, the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss are input into a table for comparison, in S4, a placement frame is manufactured, a material of the placement frame may be metal or plastic, a collimator to be placed on a left side of the placement frame, a standard collimator is placed on a right side, in S5, detecting a position 2.5mm away from a collimator to be detected on a collimator coupling system, sending detection data to a data acquisition card by the detector, in S5, further arranging a data display screen on the collimator coupling system, sequentially displaying the diameter of a detection light spot and a gap value at the minimum insertion loss position on the data display screen, comparing the debugged data with data in a table, in S6, determining the position of the minimum insertion loss point, starting a fine tuning stepping motor by the collimator coupling system, moving an optical fiber head to the position of the minimum insertion loss point by the fine tuning stepping motor, in S7, the specification of glue is FA head glue, arranging a motor for driving a glue bottle to rotate on the collimator coupling system, driving the glue bottle to rotate by the motor, further coating the FA head glue to the optical fiber head and the minimum insertion loss point, in S8, further arranging a dryer on the collimator coupling system, and after the glue is coated, the dryer can dry glue, improves the pipeline head and the efficiency of insertion loss bonding.
EXAMPLE III
The embodiment provides a debugging method based on a collimator coupling system, which comprises the following steps:
s1: integrating a CCD detector, a fine-tuning stepping motor, a data acquisition card and a control circuit together to form a debugging tool for embedding the collimator coupling system;
s2: selecting two standard collimators, and contrasting self-focusing lenses on the two standard collimators by using two single-mode fibers;
s3: obtaining comparison data of a gap, a detection light spot and the minimum insertion loss at the minimum insertion loss positions of the two standard collimators, and using the comparison data as comparison data for debugging the collimators to be debugged;
s4: fixing the positions of the standard collimator and the collimator to be made;
s5: the CCD detector detects the light spot from a position of 5mm, the data acquisition card acquires the diameter of the detected light spot and the gap value at the position with the minimum insertion loss, and the collimator coupling system compares the obtained data with the comparison data;
s6: starting a fine tuning stepping motor by the collimator coupling system;
s7: gluing the optical fiber head and the insertion loss minimum point;
s8: and curing the glue.
In this embodiment, in S1, specifications of the CCD detector, the fine-tuning stepping motor, the data acquisition card, and the control circuit may be selected according to practice, the power of the fine-tuning stepping motor is 300W, in S2, models of the two collimators are COL6-xx, the two fiber probes are compared from one side of the two collimators away from each other, a distance of 5mm from the collimators is selected and compared for a plurality of times, in S3, the light-exiting mode field distribution of the fiber probes is calculated by using gaussian distribution, a gap, a detection spot, and a minimum insertion loss value at a minimum insertion loss position of the fiber probes at different positions are obtained, the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss position are input into a table for comparison, in S4, a placing support is made of metal or plastic, a material of the placing support is placed on the left side of the placing support, a collimator to be made on the right side of the placing standard collimator, in S5, detecting a position 5mm away from a collimator to be detected on a collimator coupling system, sending detection data to a data acquisition card by the detector, S5, arranging a data display screen on the collimator coupling system, sequentially displaying the diameter of a detection light spot and a gap value of a minimal insertion loss position on the data display screen, comparing the debugged data with data in a table, determining the position of the minimal insertion loss point in S6, starting a fine tuning stepping motor by the collimator coupling system, moving an optical fiber head to the position of the minimal insertion loss point by the fine tuning stepping motor, arranging a motor for driving a rubber bottle to rotate in S7, driving the rubber bottle to rotate by the motor, further coating the optical fiber head and the minimal insertion loss point by the FA head rubber, arranging a dryer on the collimator coupling system in S8, and after coating the rubber, the dryer can dry glue, improves the pipeline head and the efficiency of insertion loss bonding.
It can be seen that the second embodiment is the best embodiment of the tuning method based on the collimator coupling system, the collimator with the working distance of 5mm is manufactured, and the insertion loss is the smallest when the gap is 241.876288 um.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The debugging method based on the collimator coupling system is characterized by comprising the following steps of:
s1: integrating a CCD detector, a fine tuning stepping motor, a data acquisition card and a control circuit together to form a debugging tool for embedding a collimator coupling system;
s2: selecting two standard collimators, and contrasting self-focusing lenses on the two standard collimators by using two single-mode fibers;
s3: obtaining comparison data of a gap, a detection light spot and the minimum insertion loss at the position with the minimum insertion loss of the two standard collimators as comparison data to be debugged of the collimators;
s4: fixing the positions of the standard collimator and the collimator to be made;
s5: detecting by a CCD detector from a position of 1-5mm, acquiring a detection light spot diameter and a gap value at the minimum insertion loss position by a data acquisition card, and comparing the obtained data with comparison data by a collimator coupling system;
s6: starting a fine tuning stepping motor by the collimator coupling system;
s7: gluing the optical fiber head and the insertion loss minimum point;
s8: and curing the glue.
2. The debugging method of the collimator coupling system according to claim 1, wherein in S1, the specifications of the CCD detector, the fine tuning stepping motor, the data acquisition card and the control circuit are selected according to the actual specifications, and the power of the fine tuning stepping motor is 100W-300W.
3. The debugging method based on the collimator coupling system of claim 1, wherein in the S2, the models of the two collimators are COL6-xx, the two fiber probes are compared from the side where the two collimators are far away from each other, and the distance between the two collimators is selected to be 1-5mm, and the comparison is performed for multiple times.
4. The debugging method of claim 1, wherein in S3, the optical mode field distribution of the fiber probe is calculated by using gaussian distribution, so as to obtain the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss position of the fiber probe at different positions, and the gap, the detection spot, and the minimum insertion loss value at the minimum insertion loss position are input into a table for comparison.
5. The tuning method of claim 1, wherein in step S4, a placing support is made of metal or plastic, the left side of the placing support is placed with a collimator to be made, and the right side is placed with a standard collimator.
6. The debugging method based on the collimator coupling system of claim 1, wherein in S5, the distance between the detector on the collimator coupling system and the position to be made into the collimator is detected by 1-5mm, and the detector sends the detection data to the data acquisition card.
7. The debugging method based on the collimator coupling system of claim 1, wherein in S5, a data display screen is further disposed on the collimator coupling system, the data display screen sequentially displays the diameter of the detection light spot and the gap value at the minimum insertion loss, and the debugged data is compared with the data in the table.
8. The debugging method based on the collimator coupling system of claim 1, wherein in S6, the position of the minimum point of the insertion loss is determined, and the collimator coupling system starts a fine tuning stepping motor, which can move the fiber head to the position of the minimum point of the insertion loss.
9. The debugging method based on the collimator coupling system of claim 1, wherein in the step S7, the glue is FA-headed glue, a motor for driving a glue bottle to rotate is arranged on the collimator coupling system, and the motor drives the glue bottle to rotate, so as to paint the FA-headed glue on the optical fiber head and the insertion loss minimum point.
10. The debugging method based on the collimator coupling system of claim 1, wherein in S8, a dryer is further disposed on the collimator coupling system, and after the glue is applied, the dryer can dry the glue, so as to improve the efficiency of the bonding of the line head and the insertion loss.
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| CN202110051733.8A CN112859360B (en) | 2021-01-15 | 2021-01-15 | Debugging method based on collimator coupling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3343756B2 (en) * | 1995-05-26 | 2002-11-11 | 沖電気工業株式会社 | Manufacturing method of collimator for optical circuit |
| WO2015074205A1 (en) * | 2013-11-21 | 2015-05-28 | 华为技术有限公司 | System, method and device for adjusting optical fiber collimator |
| CN206684396U (en) * | 2016-12-30 | 2017-11-28 | 上海中科光纤通讯器件有限公司 | The debugging system of small single mode single optical fiber calibrator with a tight waist |
| CN108802921B (en) * | 2018-06-22 | 2020-07-31 | 武汉光迅科技股份有限公司 | Dimming method and device for automatic coupling of optical switch |
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