CN213632611U - Three temperature automatic testing arrangement of high efficiency - Google Patents

Abstract

The utility model provides a three temperature automatic testing arrangement of high efficiency, belongs to optical device test technical field, include rack (1) and set up impact test case (13) outside rack (1), be equipped with probe module (21) in rack (1), still be equipped with two sets of optical fiber fixing assembly in rack (1), every group the optical fiber fixing assembly all includes optical fiber connection flange array board (4), optical fiber connection flange array board (4) are connected with the optic fibre end of the optic fibre that awaits measuring through the optic fibre test wire, the other end of the optic fibre that awaits measuring is connected with Socket and adds electric array board (24), Socket adds electric array board (24) and is located impact test case (13). The utility model discloses can carry out three temperature tests to the optic fibre that awaits measuring automatically, efficiency of software testing is high, simultaneously, need not manual installation product activity test wire among the temperature switching process, has reduced the harmful effects that testing personnel plug optic fibre introduced, and test data is more accurate.

Description

Three temperature automatic testing arrangement of high efficiency

Technical Field

The utility model belongs to the technical field of optical device product test, a three temperature testing arrangement is related to, especially relate to a three temperature automatic testing arrangement of high efficiency.

Background

In recent years, with the development of the global communication industry and the strong support of the communication industry by the countries, 5G is produced and is rapidly commercialized, and the market needs higher-speed and higher-quality products and the demand is more and more large. Because high-speed products are mostly used in places such as base stations, data centers, high-performance computing networks, enterprise core networks and the like, the environment temperature difference of working occasions is large, and the product failure rate is high, the smooth operation of each network can be supported only by ensuring the quality of optical devices.

Under the comprehensive contradiction between market and yield, the three-temperature test is an indispensable link of the whole optical fiber communication high-speed product, and the research and development of the high-efficiency three-temperature automatic test system becomes an important direction for the development of optical fiber communication enterprises.

At present, various kinds of test equipment designed and purchased by self in the optical fiber communication industry are various due to the differences of backgrounds, strength and the like of different companies. Currently, all three-temperature test systems are manual plugging and unplugging test systems or optical switching equipment, such as a pessimios TE test equipment. The test system comprises a light switch, a comprehensive tester, an electric switch, an electric adding board, a chassis and the like, adopts test software to control the light switch and the electric switch to select one path of light output, and is respectively connected to an LIV and a spectrometer through a 1X2 optical splitter for testing.

At present, the optical device products for internal test are manually plugged and unplugged, and each product is manually detected. For optical devices to be tested at three temperatures (high temperature, normal temperature and low temperature), the production efficiency of manual operation is low, the labor intensity is high, and errors are easy to occur. When the products are tested in batches at three temperatures, enterprises need to invest more manpower, material resources and financial resources to test the products, and the test cost is increased. Meanwhile, in the manual plugging and unplugging test, the test efficiency is 150-300 persons/10 hours or even lower because the end faces of the optical fiber wires are tested by cleaning and checking, production line configuration, personnel emotion, staff skills and other factors every time. Therefore, enterprises need to optimize the testing method and utilize fewer resources to improve the testing efficiency and the testing accuracy of the product.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a high-efficiency three-temperature automatic testing apparatus, which is used to solve the technical problem of low testing efficiency and testing accuracy of the optical fiber three-temperature test in the prior art.

In order to achieve the above and other related purposes, the invention provides a high-efficiency three-temperature automatic testing device, which comprises a cabinet and an impact test box arranged outside the cabinet, wherein a probe module is arranged in the cabinet, two groups of optical fiber fixing assemblies are also arranged in the cabinet, each group of optical fiber fixing assemblies comprises an optical fiber connecting flange array plate, the optical fiber connecting flange array plate is connected with an optical fiber end of an optical fiber to be tested through an optical fiber testing line, the other end of the optical fiber to be tested is connected with a Socket power-up array plate, and the Socket power-up array plate is positioned in the impact test box.

Preferably, be equipped with 8 on the optical fiber connection flange array board 8 with 8 optical fiber connection flanges, every optical fiber connection flange department marks the flange sequence number in proper order, Socket adds power array board and is equipped with 8 sockets, the position of Socket is corresponding with optical fiber connection flange's position, every Socket department marks the Socket sequence number in proper order, Socket adds and is connected with the relay array switch that the control adds the electricity to the optic fibre that awaits measuring on the Socket of certain sequence number on the power array board, relay array switch controls through the integrated test board.

Preferably, each Socket is connected with an optical fiber to be tested, the optical fiber end of the optical fiber to be tested is connected with the optical fiber connecting flange array plate through an optical fiber test wire, each optical fiber test wire is sequentially marked with an optical fiber test wire serial number, the flange serial number and the Socket serial number correspond to one another one by one, and the optical fiber to be tested supplies power through an integrated test board power supply.

Preferably, the probe module comprises a first PD probe and a second PD probe, the first PD probe and the second PD probe are connected to a connection block in parallel, the connection block is connected to a servo motor, the servo motor supplies power through a motor power supply and a power filter, and the servo motor is controlled through a motion control card conversion board.

Preferably, a partition board is arranged in the cabinet, the cabinet is divided into a testing chamber and a control chamber from top to bottom by the partition board, the optical fiber fixing component and the probe module are arranged in the testing chamber, the motor power supply, the motion control card conversion board, the power filter, the integrated testing board power supply, the relay array switch and the integrated testing board are all arranged in the control chamber, and an air switch used for controlling equipment in the whole cabinet is further arranged in the control chamber.

As described above, the high-efficiency three-temperature automatic testing device, system and method of the present invention have the following beneficial effects:

1. the utility model discloses can test the optic fibre that awaits measuring automatically, efficiency of software testing is high, the test required time is short, and the test can reduce the harmful effects that tester plug optic fibre introduced to it is more accurate to make test data.

2. The utility model discloses the setting of well two sets of optical fiber fixing component can be when the optical fiber that awaits measuring of test board another board optical fiber that awaits measuring to save the time of the optical fiber installation that awaits measuring, improve efficiency of software testing, efficiency of software testing can reach 700 ~ 800 people/10 hours, and efficiency promotes nearly 4 times, and the great reduction of supporting equipment cost.

Drawings

Fig. 1 shows a schematic structural diagram of the present invention.

Figure 2 shows a top view of the test chamber.

Fig. 3 is a schematic structural diagram of the operation platform.

Fig. 4 shows a top view of the impact test chamber.

FIG. 5 is a schematic structural diagram of the fiber connection flange array plate and the probe module.

FIG. 6 is a flow chart of a three-temperature automatic test method.

Description of the element reference numerals

1-cabinet, 2-X axis wire slot, 3-first support frame, 4-optical fiber connection flange array plate, 5-optical fiber connection flange, 6-second support frame, 7-motor power supply, 8-motion control card conversion plate, 9-power filter, 10-integrated test board power supply, 11-air switch, 12-relay array switch, 13-impact test box, 14-integrated test board, 15-first support shaft, 16-second support shaft, 17-Z axis wire slot, 18-servo motor, 19-operation platform, 20-in-place sensing mechanism, 21-probe module, 22-first PD probe, 23-second PD probe, 24-Socket power-up array plate, 25-Socket, 26-test chamber, 27-control room.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 6. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Example 1

Referring to fig. 1-5, the invention provides a high-efficiency three-temperature automatic testing device, which comprises a cabinet 1 and an impact test box 13 arranged outside the cabinet 1, wherein an operation platform 19 is further arranged outside the cabinet 1, a partition plate is arranged in the cabinet 1, the cabinet 1 is divided into a testing chamber 26 and a control chamber 27 from top to bottom by the partition plate, a probe module 21 is arranged in the testing chamber 26, two groups of optical fiber fixing components are further arranged in the testing chamber 26, each group of optical fiber fixing components comprises an optical fiber connecting flange array plate 4, the optical fiber connecting flange array plate 4 is connected with an optical fiber end of an optical fiber to be tested through an optical fiber testing line, the other end of the optical fiber to be tested is connected with a Socket power-up array plate 24, and the Socket power-up array plate 24 is positioned in the impact test box 13.

When this embodiment is used, when three temperature tests need to be carried out on optical fiber, the optical fiber to be tested is installed on the operation platform 19, and the specific installation method is as follows: the optical fiber connecting flange array plate 4 is fixed in the test chamber 26, the optical fiber connecting flange array plate 4 is sequentially connected with optical fiber test lines, the optical fiber ends of the optical fibers to be tested are respectively connected with the optical fiber test lines, and the other ends of the optical fibers to be tested are installed on the Socket power-up array plate 24. After the optical fiber to be tested is installed, the Socket power-on array plate 24 is placed in the impact test box 13, and after the temperature to be tested is set, the probe module 21 is started to perform three-temperature test on the optical fiber to be tested.

In this embodiment, the setting of two sets of optical fiber fixing assemblies can realize installing another group of optical fiber that awaits measuring when a set of optical fiber that awaits measuring tests to save the time of the optical fiber installation that awaits measuring, improve efficiency of software testing.

In this embodiment, the structure and the working principle of the impact test chamber 13 both belong to the prior art, and those skilled in the art can know from the prior art and their own knowledge, which are not further described in this embodiment.

As a further description of the above embodiment, 8 × 8 optical fiber connection flanges 5 are arranged on the optical fiber connection flange array plate 4, a flange serial number is sequentially marked at each optical fiber connection flange 5, 8 × 8 sockets 25 are arranged on the Socket energizing array plate 24, the position of the Socket25 corresponds to the position of the optical fiber connection flange 5, a Socket serial number is sequentially marked at each Socket25, a relay array switch 12 for controlling energization of an optical fiber to be tested on a Socket25 with a certain serial number is connected to the Socket energizing array plate 24, and the relay array switch 12 is controlled by an integrated test plate 14.

When this embodiment uses, set up 8 on the fiber connection flange array board 4 and set up 8 optical connection flange 5 and can install 64 optical fibers that await measuring simultaneously to carry out the test of 64 optical fibers that await measuring simultaneously at the in-process of once testing, improve efficiency of software testing. The stability of the optical fiber installation to be tested can be guaranteed through the connection of the optical fiber connecting flange 5, the optical fiber to be tested can be conveniently installed and disassembled, the efficiency of the installation and the disassembly of the optical fiber to be tested is improved, and therefore the optical fiber three-temperature testing efficiency is improved.

Socket25 holes of the Socket power-on array plate 24 are distributed in an array mode, the number and the positions of the sockets 25 on the Socket power-on array plate 24 are matched with the number and the positions of the optical fiber connecting flanges 5, and power-on of a certain product can be controlled through the relay array switch 12, so that continuous sequential testing is achieved. Wherein, Socket is the power adding seat.

Every be marked optical fiber test line serial number in proper order on the optical fiber test line, optical fiber test line serial number, flange serial number and Socket serial number one-to-one can be convenient for the collection and the record of test data to can be accurate, quick carry out data processing to the test data of every optic fibre that awaits measuring, grasp the performance condition of every optic fibre that awaits measuring under three temperatures.

In this embodiment, the number of the optical fiber connection flanges 5 on the optical fiber connection flange array plate 4 is not limited to 8 × 8, and may be adjusted according to actual test requirements, for example, 4 × 4, 6 × 6, and the like, and the number and the positions of the sockets 25 on the Socket power-up array plate 24 are matched with the number and the positions of the optical fiber connection flanges 5.

As a further description of the above embodiment, the probe module 21 includes a first PD probe 22 and a second PD probe 23, the first PD probe 22 and the second PD probe 23 are connected in parallel to a connection block, the connection block is connected to the servo motor 18, the servo motor 18 is powered by the motor power supply 7 and the power supply filter 9, and the servo motor 18 is controlled by the motion control card converter board 8.

When the embodiment is used, the probe module 21 is connected to the servo motor 18 through a connecting block, and the servo motor 18 works in a servo system capable of automatically moving the position at the X, Z axis. The servo system comprises an XZ servo shaft, the probe module 21 is arranged on the XZ servo shaft and is provided with an X, Z two-shaft mechanism, and each shaft comprises a linear guide rail, a wire groove (an X-axis groove 2 and a Z-axis groove 17), a motor adjusting frame, a stepping motor, an automatic return device, an in-place sensor and the like. The servo system adopts X, Z two-axis adjustment to enable the probe on the probe module 21 to be well aligned with the optical fiber test line with the corresponding serial number, thereby ensuring high accuracy of the device and high test accuracy.

In this embodiment, the structure and the working principle of the servo system driving the probe module 21 to move on the X, Z two axes belong to the prior art, and those skilled in the art can know the structure and the working principle according to the prior art and their own knowledge, so further description thereof is omitted in this embodiment.

In this embodiment, the first PD probe 22 tests LIV data of the optical fiber to be tested, the second PD probe 23 tests the spectrum of the optical fiber to be tested, the size of the first PD probe 22 and the size of the second PD probe 23 match with the size of the optical fiber connection flange 5, the distance between the first PD probe 22 and the second PD probe 23 is equal to the distance between two adjacent optical fiber connection flanges 5, and by adjusting the distance and the position between the probe module 21 and the optical fiber connection flange array plate 4, it is ensured that an optical signal can be completely detected, thereby ensuring the accuracy of the result of the optical fiber test.

In this embodiment, the servo motor 18 is fixed in the test chamber 26 through the first support shaft 15 and the second support shaft 16, and the optical fiber connection flange array plate 4 is fixed in the test chamber 26 through the first support frame 3 and the second support frame 6. The holes of the first support shaft 15, the second support shaft 16, the first support frame 3 and the second support frame 6 fixed on the rack are all kidney-shaped holes, so that the distance between the probe module 21 and the optical fiber connecting flange array plate 4 can be conveniently adjusted, optical signals can be completely detected, and the accuracy of the result of optical fiber testing is ensured.

As a further description of the above embodiment, the motor power supply 7, the motion control card converter board 8, the power filter 9, the integrated test board power supply 10, the relay array switch 12 and the integrated test board 14 are all disposed in the control room 27, and the control room 27 is further disposed therein with an air switch 11 for controlling the devices in the entire cabinet 1.

When the test board is used in the embodiment, the air switch 11 is an electric switch for controlling equipment in the whole cabinet 1, the motor power supply 7 and the power filter 9 supply power for the servo motor 18, and the integrated test board power supply 10 supplies power for the optical fiber to be tested. The optical fiber to be tested is installed on the Socket power-on array plate 24, the Socket power-on array plate 24 is connected to the relay array switch 12 through a flat cable, and the integrated test plate 14 controls the relay array switch 12 to power on the product.

Example 2

A high efficiency three temperature automatic test system comprising:

the motion control module is used for controlling the relative positions of the probe module 21 and the optical fiber connecting flange array plate 4;

the test module is used for collecting data and storing the data to a local computer and a network disk through an RS232 interface;

the data processing module is used for calling the specification, processing the data and giving a judgment;

and the relay power-on control module is used for controlling the relay array switch 12 so as to power on the corresponding product on the socket power-on array plate 24.

When the test board is used in the embodiment, in the automatic test process of the optical fiber to be tested, a group of test boards is selected, and each group of test boards corresponds to the relay array switch 12, the Socket power-up array board 24 and the optical fiber connection flange array board 4. Opening a 'version number _ serial number corresponding' interface, editing plate number information, binding the serial numbers of optical fiber test wires, the serial numbers of flanges and the serial numbers of sockets in a one-to-one correspondence manner, and storing the binding information in a plate number file, wherein each test plate can test 64 products at most. The other end of the optical fiber test line on the optical fiber connection flange array plate 4 is connected to the optical fiber end of the optical fiber to be tested, and the other end of the optical fiber to be tested is inserted into the Socket25 with the corresponding serial number. After a board product is installed, the product is placed in an impact test box 13, an 'automatic test start' is clicked, a relay power control module controls a relay array switch 12 to power a corresponding product on a socket power-on array board 24, a motion control module controls a probe module 21 to move, the relay power control module automatically moves to the back of a corresponding power-on optical fiber connecting flange 5 to detect the optical power, the working voltage, the backlight current and the spectral parameters of an optical device, parameters such as threshold current, power efficiency, slope efficiency, differential resistance and the like are calculated, a photoelectric characteristic (LIV) curve is drawn, the optical spectrum is tested while the LIV is tested, the next temperature to be tested can be switched after the test is finished, the temperature set on a software interface is correspondingly changed, a few minutes are waited after the test temperature is reached, an 'automatic test start' button is clicked to continue the test, the software correspondingly selects the temperature, TE values were calculated by LIV parameter tests at different temperatures.

In this embodiment, after the product is manually installed and during automatic testing, the relay array switch 12 is switched to power on a certain product, the probe module 21 is automatically moved to the position of the powered product corresponding to the optical fiber connecting flange 5 by the XZ servo system, the optical power under different current conditions is detected, data is transmitted to the computer through the RS232 interface, and the data is processed and determined. After testing a temperature to be tested, switching to another temperature without manually installing a product or a test line, and only waiting for the temperature to reach the test requirement and clicking 'automatic test start', wherein the test system can automatically test the product and process and judge data. The system has high testing efficiency, reduces the defect of the introduction of plugging and unplugging optical fibers by personnel, and has more accurate test data.

In this embodiment, the automatic test system can debug and set the position where the probe module 21 stays for testing, which is convenient for regular maintenance. The "automatic test start" button can control the probe module 21 to start moving and the Socket power-on position on the Socket power-on array board 24 to be switched.

In this embodiment, the RS232 interface is connected to a computer, and is provided with data feedback and data computer connection, and the entire test system is controlled and data is stored by an automatic test program.

In this embodiment, the automatic test program can bind the serial numbers of the test lines and the power-on lines, and automatically test all the products in sequence, test the performance of the products in the impact test box 13 at different temperatures through the integrated test board 14, feed back the data to the display screen of the automatic test equipment for calculation processing, automatic determination and bad prompt, and store the test data in the database.

Example 3

As shown in fig. 6, a high-efficiency three-temperature automatic testing method includes the following steps:

s1, clamping an optical fiber to be tested and starting an automatic test system;

s2, the testing device automatically performs light receiving detection on the optical fiber to be tested on the optical fiber connecting flange array plate 4, the first PD probe 22 tests LIV data of the optical fiber to be tested, and the second PD probe 23 tests the spectrum of the optical fiber to be tested;

s3, performing performance test on the product to be tested at different temperatures;

and S4, outputting, processing and judging test data.

When the optical fiber connector is used in the embodiment, the Socket power-on array plate 24 mounts the optical fiber to be tested on the operating platform 19, and the optical fiber to be tested on the Socket power-on array plate 24 is connected with the optical fiber connection flange array plate 4 through the optical fiber test line for transmitting an optical signal. After the optical fiber to be tested is installed, the Socket power-on array plate 24 is placed in the impact test box 13, and an automatic test program is started to test the optical fiber to be tested. The relay power-on control module controls the relay array switch 12 to power on the corresponding optical fiber to be tested on the Socket power-on array plate 24, and the motion control module controls the probe module 21 to automatically move to the position of the optical fiber connecting flange 5 corresponding to the optical fiber to be tested by controlling the motion control card conversion plate 8 to detect the optical power under different current conditions. And after the detection is finished, the test data is output, processed and judged, so that the performance states of different optical fibers to be detected are judged.

The performance test of the product to be tested at different temperatures comprises four steps of normal temperature test, low temperature test, high temperature test and normal temperature recovery, wherein,

the temperature of the impact test box 13 in the normal temperature test is 25 ℃, and the normal temperature test time is 3 min. And after the normal temperature test is finished, cooling and stabilizing the temperature for 7min, so that the temperature in the impact test box 13 is-40 ℃ for low temperature test, and the low temperature test time is 3 min. And after the low-temperature test is finished, raising the temperature and stabilizing the temperature for 9min, so that the temperature of the impact test box 13 is 85 ℃ for high-temperature test, and the high-temperature test time is 3 min. And after the high-temperature test is finished, cooling for 3min and recovering to the normal temperature.

In conclusion, the optical fiber temperature testing device can automatically perform three-temperature testing on the optical fiber to be tested, process and judge the testing data, is high in testing efficiency, does not need to manually install products or testing lines in the temperature switching process, reduces adverse effects caused by plugging and unplugging the optical fiber by testing personnel, and is more accurate in testing data. In addition, the optical fiber to be tested can be installed in the testing process of one group of optical fibers to be tested, the testing efficiency can reach 700-800 optical fibers/person/10 hours, the efficiency is improved by nearly 4 times, and the cost of matched equipment is greatly reduced, so that the optical fiber to be tested has high industrial utilization value by effectively overcoming various defects in the prior art.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (5)

1. The utility model provides a three temperature automatic testing arrangement of high efficiency, includes rack (1) and sets up impact test case (13) outside rack (1), its characterized in that: be equipped with probe module (21) in rack (1), still be equipped with two sets of optical fiber fixing assemblies in rack (1), every group the optical fiber fixing assembly all includes optic fibre flange array board (4), optic fibre flange array board (4) are connected with the optic fibre end of the optic fibre that awaits measuring through the optic fibre test wire, the other end of the optic fibre that awaits measuring is connected with Socket and adds electric array board (24), Socket adds electric array board (24) and is located impact test case (13).

2. The high efficiency three temperature automatic test device according to claim 1, wherein: be equipped with 8 on optical fiber connection flange array board (4) 8 by 8 optical fiber connection flange (5), flange sequence number has been marked in proper order in every optical fiber connection flange (5) department, Socket adds power array board (24) and is equipped with 8 by 8 sockets (25), the position of Socket (25) is corresponding with the position of optical fiber connection flange (5), every Socket (25) department marks the Socket sequence number in proper order, Socket adds and is connected with relay array switch (12) that the control adds the power to the optic fibre that awaits measuring on Socket (25) of certain sequence number on power array board (24), relay array switch (12) are controlled through integrated survey test board (14).

3. The high efficiency three temperature automatic test device according to claim 2, wherein: every be connected with the optic fibre that awaits measuring on Socket (25) respectively, the optic fibre end of optic fibre that awaits measuring passes through the optic fibre test wire and is connected with optic fibre flange array board (4), every the optic fibre test wire is last to mark optic fibre test wire serial number in proper order, optic fibre test wire serial number, flange serial number and Socket serial number one-to-one, the optic fibre that awaits measuring passes through integrated test panel power (10) and supplies power.

4. The high efficiency three temperature automatic test device according to claim 1, wherein: the probe module (21) comprises a first PD probe (22) and a second PD probe (23), the first PD probe (22) and the second PD probe (23) are connected to a connecting block in parallel, the connecting block is connected to a servo motor (18), the servo motor (18) supplies power through a motor power supply (7) and a power filter (9), and the servo motor (18) is controlled through a motion control card conversion board (8).

5. The high efficiency three temperature automatic test device according to claim 4, wherein: be equipped with the baffle in rack (1), the baffle is divided into test room (26) and control room (27) with rack (1) from the top down, the fixed subassembly of optic fibre and probe module (21) set up in test room (26), motor power (7), motion control card converter plate (8), power filter (9), integrated survey test panel power (10), relay array switch (12) and integrated survey test panel (14) all set up in control room (27), still be provided with in control room (27) and be used for controlling the empty of whole rack (1) equipment and open (11).

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