CN111397859A - Automatic optical module testing device and automatic optical module testing system - Google Patents
Automatic optical module testing device and automatic optical module testing system Download PDFInfo
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- CN111397859A CN111397859A CN202010268695.7A CN202010268695A CN111397859A CN 111397859 A CN111397859 A CN 111397859A CN 202010268695 A CN202010268695 A CN 202010268695A CN 111397859 A CN111397859 A CN 111397859A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
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Abstract
An automatic testing device for an optical module comprises a plurality of testing tables, wherein the testing tables are connected with a testing instrument; the test bench comprises an bakelite base, a pressing mechanism, an optical fiber fixing mechanism, a loading and unloading tray mechanism and an optical fiber end face detection self-wiping mechanism. The automatic testing arrangement of optical module that this application disclosed can solve among the prior art that various test instrument isolated operation and need artifical the low and test cost problem on the high side that participates in the test efficiency that leads to. The application also correspondingly discloses an automatic optical module testing system.
Description
Technical Field
The present application relates generally to the field of electronic devices, and more particularly to an automated optical module testing system.
Background
With the continuous development of the technology, more and more items of the optical module to be tested are required, in the existing testing method, most of various testing instruments run in isolation, various buttons on an instrument control panel need to be manually debugged, waveforms or data on the instruments need to be watched by human eyes, the testing process is complicated in operation, the testing efficiency is low, and a large amount of manpower needs to be consumed, so that a system which is higher in efficiency and lower in cost and can realize the automatic testing of the optical module is required.
Disclosure of Invention
In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide an automated testing system for an optical module, which can solve the problems of low testing efficiency and high testing cost caused by isolated operation of various testing instruments and manual participation in the prior art.
The application provides an automatic optical module testing device which comprises a plurality of test boards, wherein the test boards are connected with a test instrument; the test bench comprises an bakelite base and hold-down mechanism, an optical fiber fixing mechanism, a loading and unloading tray mechanism and an optical fiber end face detection self-wiping mechanism;
the bakelite base and the pressing mechanism comprise a bakelite base, a plunger plate, a pressing plate, a temperature sensing module, a base upright post, a fixing bolt and a pressing cylinder, wherein the base upright post is used for supporting the bakelite base, the fixing bolt is used for fixing the pressing cylinder on the bakelite base, the bakelite base is used for fixing a PCB (printed circuit board) test board so as to insert an optical module to be tested, the pressing plate comprises an optical fiber pulling-out pressing plate and an optical module pressing plate, the pressing cylinder comprises an optical fiber pulling-out cylinder and an optical module pressing cylinder, the temperature sensing module is positioned below the optical module pressing plate and fixed on the bakelite base, and after the optical module to be tested is inserted, the optical module pressing cylinder enables the optical module pressing plate to continuously press the temperature sensing module on the surface of the optical module to be tested so as to measure the temperature of a, during blanking, the optical fiber pulling cylinder enables the optical fiber pulling pressing plate to press the clip of the clamping groove type optical fiber, so that the mechanical arm pulls out the optical fiber;
the optical fiber fixing mechanism is arranged on the table top of the bakelite base and is used for fixing an optical fiber;
the feeding and discharging tray mechanism comprises a feeding tray and a discharging tray, the feeding tray is used for containing the optical module to be tested, the feeding tray comprises a good product tray and a defective product tray and is used for containing tested optical module products according to test results;
the optical fiber end face detection self-wiping mechanism is used for detecting the optical fiber end face and wiping the optical fiber end face.
The application also provides an optical module automatic test system, which comprises the optical module automatic test device, a mechanical arm control system, an automatic production test system and a cloud platform control analysis system, wherein the cloud platform control analysis system is electrically connected with the automatic production test system;
the mechanical arm control system is used for receiving a feeding instruction sent by the automatic production testing system to control the mechanical arm to perform optical fiber end face inspection, feeding operation and discharging sorting operation;
the automatic production test system is used for determining a test scheme according to an optical module to be tested, controlling the test and recording a production test log and a test result;
the cloud platform management and control analysis system is used for realizing work order docking, material tracking, production testing analysis, automatic correlation of business information and automatic cloud management and control, completing macroscopic capacity analysis of automatic production testing and generating resource utilization suggestions.
The application provides a pair of automatic testing arrangement of optical module adopts automatic system control a plurality of testboards to test simultaneously, adopts instrument sharing and machine vision to carry out the terminal surface self-checking of optic fibre and cleans certainly, has improved rate of equipment utilization, can also compatible different optical module products, has improved efficiency of software testing and reduce cost, has solved among the prior art that various test instrument isolated operation and need artifical the low and high problem of cost of software testing that participates in and lead to.
Drawings
Fig. 1 is a block diagram illustrating an automated optical module testing system according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a testing platform in an optical module automatic testing apparatus according to an embodiment of the present application;
FIG. 3 is a schematic view of a bakelite base and hold-down mechanism according to an embodiment of the present application;
FIG. 4 is a schematic view of an optical fiber securing mechanism in an embodiment of the present application;
FIG. 5 is a schematic view of a loading and unloading tray structure according to an embodiment of the present disclosure;
FIG. 6 is a schematic illustration of a machine vision end face detection self-wipe in an embodiment of the present application;
fig. 7 is a flowchart illustrating the operation of the optical module automation test system in the embodiment of the present application.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, an optical module automated testing system 100 includes an optical module automated testing apparatus 101, a robot control system 102, an automated production testing system 103, and a cloud platform management and control analysis system 104. The optical module automatic testing device 101 is electrically connected with the mechanical arm control system 102, the automatic production testing system 103 and the cloud platform management and control analysis system 104.
The optical module automated testing apparatus 101 includes a plurality of test stations, and a test meter is connected to each test station, the test meter including but not limited to the following:
eye chart (Ophthalmograp): evaluating the optical modulation amplitude OMA (optical modulation amplitude), the extinction ratio test ER (extinction ratio), the Cross points (Cross), the Eye Jitter (Eye Jitter), the Vertical Eye Closure Penalty (Vertical Eye Closure Penalty), and the Eye margin index by using an Eye Mask;
optical Switch (Optical Switch): detecting product compatibility and ensuring product quality;
spectrum Analyzer (Spectrum Analyzer): measuring RMS Spectral Width (RMS Spectral Width), Center Wavelength (Center Wavelength), and Side-Mode Suppression Ratio (SMSR);
variable Optical attenuator voa (variable Optical attenuator): the real-time power control of the optical signal is realized by adjusting attenuation and changing the optical power of the transmitted optical signal, and the signal is balanced to protect the optical detection end;
bit Error detector (Bit Error Rate Tester): measuring Receiver Sensitivity (Receiver Sensitivity) and bit Error rate (ber) (bit Error rate);
voltage-stabilizing current source: providing a stable power supply for the test board, which can be a current source or a voltage source;
optical Power Meter (Optical Power Meter): measuring an Average Optical Power (Average Optical Power), an Average transmitted Optical Power of the OFF transmitter (OFF Average Power);
high and low temperature cold and hot impact machine (Thermal Shock Test Chamber): performing high-low temperature aging test to test the stability of the product;
the test bench and a vacuum cover of the high-low temperature cold-hot impact machine form a relatively sealed test environment, and the test bench is used for simultaneously fixing the optical fiber end face detection self-wiping mechanism, the optical fiber fixing mechanism, the feeding tray, the discharging non-defective tray and the discharging defective tray. After being connected in parallel, the test boards are connected in series with the test instrument, so that the test instruments can be shared by the test boards, the utilization rate of the instrument is improved, and the resource investment is reduced.
The robot arm control system 102 is used for controlling the robot arm to complete the operations of optical fiber end face inspection, feeding operation, discharging sorting and the like. Specifically, after receiving a feeding instruction and a feeding test bench number sent by the automated production test system 103, the mechanical arm control system 102 controls the mechanical arm to grab optical modules to be tested of different models to be fed to the corresponding test benches, checks the end surfaces of the optical fibers, automatically wipes the optical fibers and inserts the optical modules to be tested, controls the temperature sensor press plate to automatically press the optical modules to be tested to complete feeding operation, and controls the mechanical arm to pull out the optical fibers and to feed optical module products to a feeding tray after receiving a feeding instruction, a feeding test bench number and a feeding tray number sent by the automated production test system 103.
The automated production test system 103 is used for determining a test scheme and controlling a test, automatically matching and determining the test scheme according to a service flow required by an optical module to be tested, sending a loading and unloading instruction to the mechanical arm control system 102 to control a mechanical arm to complete loading operation and unloading sorting operation, starting a test after receiving a test request, and recording a production test log and a test result after the test is completed.
The cloud platform management and control analysis system 104 comprises a work order system, a production test analysis system, a logistics system and an automatic management and control subsystem, wherein the work order system can automatically distribute work orders to realize work order butt joint at the beginning of production test at every time, the production test analysis system can manage and control test progress, monitor the utilization rate of instruments and count production information in real time to perform production test analysis, the logistics system can track materials, and the automatic management and control subsystem can perform functions of automatic correlation of business information, automatic cloud management and control and the like. The cloud platform management and control analysis system 104 can complete macro capacity analysis of automated production and measurement and generate resource utilization suggestions, so that the equipment utilization rate and capacity are improved, and sustainable production is realized.
The automatic optical module testing device 101 includes a plurality of testing stations 1011, and the testing stations 1011 include a bakelite base and hold-down mechanism 201, an optical fiber fixing mechanism 202, a loading and unloading tray mechanism 203, and an optical fiber end surface detection self-wiping mechanism 204, as shown in fig. 2. The optical fiber fixing mechanism 202 is arranged on the base table of the bakelite base and pressing mechanism 201, and the bakelite base and pressing mechanism 201, the feeding and discharging tray mechanism 203 and the optical fiber end face detection self-wiping mechanism 204 are arranged on the table of the test table.
As shown in fig. 3, the bakelite base and hold-down mechanism 201 includes a bakelite base 301, a plunger plate 302, a pressure plate 303, a temperature sensing module 304, a base column 305, a fixing bolt 306, and a hold-down cylinder 307. The base upright column 305 is used for supporting the bakelite base 301, the bakelite base 301 is used for fixing a PCB test board so as to insert an optical module to be tested, and the base is a fixed base for testing an optical module product; the fixing bolt 306 is used for fixing the pressing cylinder 307 on the bakelite base 301; the pressing plate 303 comprises an optical fiber removing pressing plate 303-1 and an optical module pressing plate 303-2, the pressing cylinder 307 comprises an optical fiber removing cylinder 307-1 and an optical module pressing cylinder 307-2, the optical fiber removing cylinder 307-1 can control the optical fiber removing pressing plate 303-1, the optical module pressing cylinder 307-2 can control the optical module pressing plate 303-2, the temperature sensing module 304 is located below the optical module pressing plate 303-2 and fixed on the bakelite base, after an optical module to be tested is inserted, the optical module pressing cylinder 307-2 enables the optical module pressing plate 303-2 to continuously press the temperature sensing module on the surface of the optical module to be tested to measure the shell temperature, and meanwhile, the optical module to be tested is fixed not to slide in the cold-hot impact test and the optical fiber removing process; during blanking, the optical fiber pulling cylinder 307-1 enables the optical fiber pulling pressing plate 303-1 to press the clip of the groove-shaped optical fiber, so that the mechanical arm pulls out the optical fiber, for example, grasps the optical fiber to pull back horizontally. The plunger plate 302 adopts press-in ball plungers on two sides, and can automatically stretch and retract, and different optical module products in the mainstream are mainly characterized in that the lengths and pull rings at the rear part of the optical modules are obviously different, and the width change is within 10cm, so that the plunger plate 302 can be adjusted to adapt to optical modules of different models, and different mechanical arm programs are selected to be suitable for being compatible with the optical modules of different models.
As shown in fig. 4, the optical fiber fixing mechanism 202 includes a first optical fiber fixing member 401, a second optical fiber fixing member 402, an optical fiber 403, and a fixing bolt 404. The optical fiber fixing mechanism 202 is used for fixing optical fibers, so that the mechanical arm can indirectly grab the optical fibers to complete the actions of plugging, wiping and end face self-checking, and meanwhile, the mechanical arm can be positioned when grabbing and releasing the optical fibers each time.
As shown in fig. 5, the loading and unloading tray mechanism 203 includes a loading tray 502 and a unloading tray 501. The feeding tray 502 is used for containing optical modules to be tested, and the discharging tray 503 comprises a good-quality tray and a defective-quality tray and is used for containing the tested optical modules according to test results. The feeding and discharging tray mechanism 203 comprises positioning holes, wherein the feeding tray 502 comprises the positioning holes 503, the bottom surface of the discharging tray 501 also comprises positioning holes (not shown in the figure), and the positioning holes and the positioning pins on the test bench correspond to each other one by one to position the tray, so that the tray can be replaced quickly by manpower conveniently, and the tray is effectively prevented from being subjected to position deviation.
As shown in fig. 6, the fiber-optic endface detection self-wiping mechanism 204 includes a wiping stage mount 601, a post 602, a platen 603, and a machine-vision endface detection apparatus 604. The base 601, the stand 602 and the clamp plate 603 constitute the optic fibre and clean the platform, can be fixed to the testboard mesa through base 601 on, the arm is cleaned after snatching optic fibre, machine vision terminal surface detection device 604 adopts machine vision and neural network detection fiber end face, get into next procedure when the fiber end face reaches appointed definition, detect once more after the fiber end face is cleaned to the arm of control machine when the fiber end face does not reach appointed definition, if continuous many times do not reach standard then feed back through automated production test system 103. The optical fiber end face detection self-wiping mechanism 204 arranges the optical fiber wiping and the end face detection in adjacent steps, can obviously shorten the motion stroke of the mechanical arm and increase the production and detection efficiency, and can increase the system stability due to the adoption of machine vision for the optical fiber end face self-detection.
In some embodiments, the testing table 1011 further includes an audible and visual warning light, and when the testing table 1011 detects that the feeding tray is empty or the discharging tray is full, the audible and visual warning light is used to remind the user to replace the tray.
As shown in fig. 7, the testing method 700 of the optical module automation testing system 100 includes the following steps:
s701, distributing a work order and determining a test scheme. When the test is started, the cloud platform management and control analysis system firstly distributes a work order, and after the automatic production test system receives the work order, the automatic production test system automatically matches and determines a test scheme according to the optical module to be tested.
S702, controlling the mechanical arm to finish the fiber end face inspection and feeding operation. The feeding tray filled with the optical module to be tested is placed in the feeding area of the test board, and the quick and accurate positioning is completed through the positioning hole in the bottom of the feeding tray and the positioning pin of the test board. The automatic production test system sends a feeding instruction and the serial number of the feeding test bench to the mechanical arm control system, the mechanical arm control system controls the mechanical arm to sequentially grab the optical module to be tested and insert the optical module to be tested into the bakelite base corresponding to the feeding test bench, and the mechanical arm is controlled to operate the optical module compressing cylinder to compress the temperature sensing module to the outer surface of the optical module to be tested. Controlling a mechanical arm to grab the optical fiber until the optical fiber end face is detected, inspecting the optical fiber end face from the wiping mechanism through machine vision, and inserting the optical module to be detected if the optical fiber end face reaches the standard; and if the standard is not met, controlling the mechanical arm to wipe the end face of the optical fiber, then, after the end face of the optical fiber is inspected by machine vision, judging whether the standard is met again, and if the standard is not met for a plurality of times continuously, feeding back the optical fiber by an automatic production test system. After the mechanical arm finishes the feeding operation, the mechanical arm returns to the initial position, the mechanical arm control system sends feeding finishing information to the automatic production testing system, and the automatic production testing system can send feeding instructions or discharging instructions of other test boards to the mechanical arm control system after receiving the finishing instructions.
And S703, carrying out automatic testing on the optical module. And after the test board detects that the feeding operation is finished, sending a test request and a test board number to the automatic production test system to request to start a test on the test board. When the test is a high-low temperature cold and hot test, the test table controls the vacuum cover of the high-low temperature cold and hot impact machine to descend to form a closed test environment after the feeding is finished. The automatic production test system starts a test after receiving the test request, and the cloud platform management and control analysis system manages and controls the test progress in real time and monitors the utilization rate of the instrument in the test process.
And S704, controlling the mechanical arm to complete the blanking and sorting operation according to the test result. The automatic production testing system sends a blanking instruction, a blanking test bench number and a blanking tray number to the mechanical arm control system after detecting that the test is completed, the mechanical arm controls the optical fiber pulling cylinder to compress the optical fiber clip, the mechanical arm clamps the optical fiber and places the optical fiber pulling cylinder on the optical fiber fixing mechanism for positioning after the optical fiber is pulled out, the mechanical arm controls the optical module to pull out the optical module after the optical module is compressed by the mechanical arm and lifted by the optical fiber clamping cylinder, and the optical module is sorted to the. When the test is a high-low temperature cold and hot test, the test bench firstly controls the lifting of the vacuum cover of the high-low temperature cold and hot impact machine and then the mechanical arm carries out the blanking operation. And the mechanical arm returns to the initial position and enters the next test operation period, and the mechanical arm control system sends blanking completion information to the automatic production test system.
The robot arm operation and the test of the test board in the optical module automated test system 100 run asynchronously and do not wait, after the robot arm completes the loading operation, the automated production test system can send the loading instruction or the unloading instruction to the robot arm control system again to control the operation of the robot arm, and after the test board detects that the loading operation is completed, the test board can send the test request and the test board number to the automated production test system to request the start of the test. Therefore, the test of each test board does not need to be finished by queuing in sequence, when the test board A is started for testing, the mechanical arm control system can control the mechanical arm to carry out feeding operation on the test board B, and the test board B can also start for testing after the feeding is finished, so that the simultaneous testing of a plurality of test boards is supported, the production and test efficiency is improved, and the labor cost is reduced.
When the test board detects that the feeding tray is empty or any blanking tray is full, the sound and light warning lamp can remind people to replace the tray.
And S705, recording and analyzing data. After the blanking sorting is finished, the automatic production testing system records production testing logs and testing results so as to realize production traceability. And the cloud platform management and control analysis system counts production information to further provide macro capacity analysis.
The application provides an automatic test system of optical module has following beneficial effect:
(1) each test board of the automatic test device shares various test instruments, so that the utilization rate of the instruments is obviously improved, and the resource investment is reduced;
(2) machine vision is introduced to automatically detect the end face of the optical fiber and automatically wipe the end face of the optical fiber, so that the stability of an automatic system is improved;
(3) the mechanical arm control system can control the mechanical arm to support a plurality of test tables to test simultaneously, so that the production and test efficiency is improved, and the labor cost is reduced;
(4) the test board of the automatic test device can be compatible with different optical module products for testing, the compatible adaptation workload and the operation difficulty are obviously reduced, the full process automation is realized, the use number and the types of workpieces can be reduced, and the production cost is reduced.
The application provides a pair of automatic test system of optical module adopts automatic system control a plurality of testboards to test simultaneously, adopts instrument sharing and machine vision to carry out the terminal surface self-checking of optic fibre and cleans certainly, has improved rate of equipment utilization, can also compatible different optical module products, has improved efficiency of software testing and reduce cost, has solved among the prior art that various test instrument isolated operation and need artifical the low and high problem of cost of software testing that participates in and lead to.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An automatic optical module testing device is characterized by comprising a plurality of test boards, wherein the test boards are connected with a test instrument; the test bench comprises an bakelite base and hold-down mechanism, an optical fiber fixing mechanism, a loading and unloading tray mechanism and an optical fiber end face detection self-wiping mechanism;
the bakelite base and the pressing mechanism comprise a bakelite base, a plunger plate, a pressing plate, a temperature sensing module, a base upright post, a fixing bolt and a pressing cylinder, wherein the base upright post is used for supporting the bakelite base, the fixing bolt is used for fixing the pressing cylinder on the bakelite base, the bakelite base is used for fixing a PCB (printed circuit board) test board so as to insert an optical module to be tested, the pressing plate comprises an optical fiber pulling-out pressing plate and an optical module pressing plate, the pressing cylinder comprises an optical fiber pulling-out cylinder and an optical module pressing cylinder, the temperature sensing module is positioned below the optical module pressing plate and fixed on the bakelite base, and after the optical module to be tested is inserted, the optical module pressing cylinder enables the optical module pressing plate to continuously press the temperature sensing module on the surface of the optical module to be tested so as to measure the temperature of a, during blanking, the optical fiber pulling cylinder enables the optical fiber pulling pressing plate to press the clip of the clamping groove type optical fiber, so that the mechanical arm pulls out the optical fiber;
the optical fiber fixing mechanism is arranged on the table top of the bakelite base and is used for fixing an optical fiber;
the feeding and discharging tray mechanism comprises a feeding tray and a discharging tray, the feeding tray is used for containing the optical module to be tested, the feeding tray comprises a good product tray and a defective product tray and is used for containing tested optical module products according to test results;
the optical fiber end face detection self-wiping mechanism is used for detecting the optical fiber end face and wiping the optical fiber end face.
2. The testing device of claim 1, wherein the plunger plate of the bakelite base and the pressing mechanism is a press-in ball plunger which can be automatically changed in a telescopic manner, and the plunger plate is adjusted to be compatible with different types of optical modules to be tested.
3. The testing device according to claim 1, wherein the fiber end face detection self-wiping mechanism detects the fiber end face by machine vision, and is inserted into the optical module to be tested if the fiber end face reaches a specified definition, and is detected again after being wiped if the fiber end face does not reach the specified definition.
4. The test apparatus of claim 1, wherein the plurality of test stations are connected in parallel to each other and then connected in series with the test meter, such that the plurality of test stations share the test meter.
5. The test apparatus of claim 1, wherein the test instruments comprise one or more of an eye pattern, an optical switch, a spectrum analyzer, a variable optical attenuator, an error detector, a regulated current source, an optical power meter, and a high and low temperature hot and cold ram.
6. The testing device as claimed in claim 1, wherein the loading and unloading tray mechanism comprises positioning holes, and the positioning holes correspond to the positioning pins on the testing platform one to position the tray.
7. The testing device of claim 1, wherein the testing platform further comprises an audible and visual warning lamp, and when the testing platform detects that the feeding tray is empty or the discharging tray is full, the testing platform reminds the tray to be replaced through the audible and visual warning lamp.
8. An optical module automated testing system, comprising the optical module automated testing apparatus of claim 1, a robot arm control system, an automated production testing system, and a cloud platform management and control analysis system, wherein the cloud platform management and control analysis system is electrically connected to the automated production testing system, and the automated production testing system is electrically connected to both the optical module automated testing apparatus and the robot arm control system;
the mechanical arm control system is used for controlling the mechanical arm to perform optical fiber end face inspection, feeding operation and discharging sorting operation;
the automatic production test system is used for determining a test scheme according to an optical module to be tested, controlling the test and recording a production test log and a test result;
the cloud platform management and control analysis system is used for realizing work order docking, material tracking, production testing analysis, automatic correlation of business information and automatic cloud management and control, completing macroscopic capacity analysis of automatic production testing and generating resource utilization suggestions.
9. The test system of claim 8, wherein the robot control system controls robot operation to run asynchronously to the test station testing, the robot control system supporting the testing of the plurality of test stations simultaneously.
10. The test system of claim 8, wherein the test method of the optical module automation test system comprises the steps of:
distributing a work order and determining a test scheme, starting a test, firstly distributing the work order by a cloud platform management and control analysis system, and automatically matching and determining the test scheme according to an optical module to be tested after an automatic production test system receives the work order;
the mechanical arm is controlled to complete optical fiber end face inspection and feeding operation, the automatic production test system sends a feeding instruction and the number of the feeding test board to the mechanical arm control system, the mechanical arm control system controls the mechanical arm to sequentially grab the optical module to be detected and insert the optical module to be detected into the bakelite base corresponding to the feeding test board, and the mechanical arm is controlled to operate the optical module pressing cylinder to press the temperature sensing module to the outer surface of the optical module to be detected. After grabbing the optical fiber to an optical fiber wiping table by the mechanical arm and wiping, inspecting the end face of the optical fiber through machine vision by an optical fiber end face machine vision detector, and inserting the optical fiber into an optical module to be tested;
and carrying out automatic test on the optical module, and sending a test request and a test platform number to an automatic production test system after the test platform detects that the feeding operation is finished. The automatic production test system starts a test after receiving the test request, and the cloud platform management and control analysis system manages and controls the test progress in real time and monitors the utilization rate of the instrument in the test process;
the automatic production testing system sends a blanking instruction, a blanking test bench number and a blanking tray number to the mechanical arm control system after detecting that the test is finished, the optical fiber pulling cylinder is controlled to compress an optical fiber clip, the mechanical arm clamps the optical fiber and then places the optical fiber clip on the optical fiber fixing mechanism for positioning after pulling out the optical fiber, the optical module is pulled out after the optical module pressing cylinder is controlled to lift, and the optical module is sorted to the blanking tray;
and (4) recording and analyzing data, and after the blanking sorting is finished, recording a production test log and a test result by the automatic production test system so as to realize production traceability. And the cloud platform management and control analysis system counts production information to further provide macro capacity analysis.
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| CN114682517A (en) * | 2022-03-24 | 2022-07-01 | 深圳市深科达智能装备股份有限公司 | Sorting method and device |
| CN114964725A (en) * | 2022-07-27 | 2022-08-30 | 北京凯普林光电科技股份有限公司 | Laser subassembly test automation equipment |
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Application publication date: 20200710 |