CN112816182A - Optical module testing equipment and testing method thereof - Google Patents
Optical module testing equipment and testing method thereof Download PDFInfo
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- CN112816182A CN112816182A CN202110051506.5A CN202110051506A CN112816182A CN 112816182 A CN112816182 A CN 112816182A CN 202110051506 A CN202110051506 A CN 202110051506A CN 112816182 A CN112816182 A CN 112816182A
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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
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Abstract
The invention discloses optical module test equipment and a test method thereof, wherein the optical module test equipment comprises a heating platform, a test module, a squirrel cage and a heat-conducting piece; the heating platform is configured to lay down and heat a number of light modules; the test modules are arranged above the heating platform at intervals and used for carrying out high-temperature test on the optical module; the squirrel cage is arranged on the heating platform through the heat conducting piece, is positioned right below the testing module and is connected with the testing module, and is used for receiving an optical module to be tested which is laid on the heating platform; the heat conducting member is used for conducting the temperature of the heating platform to the squirrel cage and the optical module under test. Therefore, the time for heating each optical module one by one in the high-temperature testing process can be saved, and the testing efficiency is improved; and compared with a high-low temperature box and a warm-flushing box, the volume of the equipment can be effectively reduced.
Description
Technical Field
The invention relates to the technical field of optical module testing, in particular to optical module testing equipment and a testing method thereof.
Background
The optical module is a core device of optical communication and mainly completes photoelectric conversion. The optical module is widely applied to communication equipment as a core device, and when the optical module works in an outdoor severe environment, the industrial temperature requirement of-40-85 ℃ needs to be met. For the current huge production requirements, the testing of the optical module is the premise of ensuring the product performance and quality, and whether complete and accurate testing can be carried out directly determines the quality and cost of the product.
The optical module has many testing procedures, including normal-temperature initial testing, final testing, high-temperature testing and low-temperature testing. However, at present, the test is usually completed in a high-temperature and low-temperature box or a warm-flushing box, the size is large, the requirements on test space and personnel are large, the operation is inconvenient, only one optical module can be tested each time, in addition, the cooling and heating time is long, and the test efficiency is low.
Disclosure of Invention
The invention aims to provide optical module testing equipment which can reduce the volume of the equipment and improve the testing efficiency.
Another objective of the present invention is to provide a testing method for an optical module testing device, which is beneficial to improving the testing efficiency.
To achieve the above object, the present invention provides an optical module testing apparatus, comprising:
a heating platform configured to lay down and heat a number of light modules;
the test modules are arranged above the heating platform at intervals and used for carrying out high-temperature test on the optical module;
the squirrel cage is arranged on the heating platform through a heat conducting piece, is positioned right below the testing module and is connected with the testing module, and is used for receiving an optical module to be tested laid on the heating platform; the heat conducting member is used for conducting the temperature of the heating platform to the squirrel cage and the optical module under test.
Preferably, the heat conducting member is an aluminum block.
Preferably, the optical module testing equipment further comprises a heat conducting rubber pad, and the heat conducting rubber pad wraps the heat conducting piece.
Preferably, the heating platform further comprises a constant temperature module, and the constant temperature module is used for controlling the heating platform to maintain a set temperature.
Preferably, the heating platform further comprises a timing module, and the timing module is used for setting the operation time of the heating platform.
Preferably, the test module comprises a test board, mounting pins and transmission lines, the mounting pins are respectively mounted at four ends of the test board, one end of each mounting pin is fixedly connected with the heating platform, and the transmission lines are connected with the test board.
Preferably, said squirrel cage is welded to said test plate.
Preferably, the mounting feet are hexagonal copper studs.
In order to achieve another object, the present invention further provides a testing method of the optical module testing apparatus, which includes:
laying a plurality of optical modules on the heating platform for heating before testing;
and (4) inserting the optical modules which are heated before the test into the squirrel cage one by one to perform high-temperature test.
Compared with the prior art, in the optical module testing device, the plurality of optical modules are laid on the heating platform in advance, the heating platform heats the plurality of optical modules laid on the heating platform in advance, the heated optical modules are inserted into the squirrel cage one by one, and the subsequent temperature test is carried out through the testing module and the heating platform. Therefore, the time for heating each optical module one by one in the high-temperature testing process can be saved, and the testing efficiency is improved; and compared with a high-low temperature box and a warm-flushing box, the volume of the equipment can be effectively reduced.
Drawings
Fig. 1 is a schematic perspective view of an optical module testing device according to an embodiment of the present invention.
Fig. 2 is a perspective view of fig. 1 from another angle.
Fig. 3 is a schematic perspective view of an optical module testing device according to an embodiment of the present invention after hiding a testing board.
Fig. 4 is a perspective view of the combination of the squirrel cage and the heat-conducting member shown in fig. 1.
Fig. 5 is a flowchart illustrating a testing method of an optical module testing device according to an embodiment of the present invention.
Detailed Description
In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.
Referring to fig. 1 to 4, the invention discloses an optical module testing apparatus, which includes a heating platform 1, a testing module 2, a squirrel cage 3 and a heat conducting member 5. The heating platform 1 is configured to lay down and heat several light modules 4; the test modules 2 are arranged above the heating platform 1 at intervals, and the test modules 2 are used for carrying out high-temperature test on the optical module 4; the squirrel cage 3 is arranged on the heating platform 1 through the heat conducting piece 5, the squirrel cage 3 is positioned under the testing module 2 and is connected with the testing module 2, and the squirrel cage 3 is used for receiving an optical module to be tested 4 laid on the heating platform 1; the heat conducting member 5 is used to conduct the temperature of the heated platform 1 to the squirrel cage 3 and the optical module 4 under test.
In the optical module testing device disclosed in the above embodiment, a plurality of optical modules 4 are laid on the heating platform 1 in advance, the heating platform 1 heats the plurality of optical modules 4 laid thereon in advance, the heated optical modules 4 are inserted into the squirrel cage 3 one by one, and the subsequent temperature test is performed through the testing module 2 and the heating platform 1. Therefore, the invention can save the time for heating each optical module 4 one by one in the high-temperature test procedure and improve the test efficiency; and compared with a high-low temperature box and a warm-flushing box, the volume of the equipment can be effectively reduced.
With continued reference to fig. 1 and 4, in some embodiments, the heat-conducting member 5 is an aluminum block to ensure heat-conducting performance and heat-conducting efficiency, so that the testing temperature meets the testing standard.
Preferably, the optical module testing apparatus further includes a heat conducting rubber pad 6, and the heat conducting rubber pad 6 wraps the heat conducting member 5. Through the technical means, the heat conducting performance is maximized, the optical module 4 inserted in the squirrel cage 3 can effectively and quickly receive heat on the heating platform 1, the heat consumption is reduced, the heating time is saved, and the testing efficiency is improved.
Referring to fig. 2, in some embodiments, the heating platform 1 further includes a constant temperature module 11, and the constant temperature module 11 is configured to control the heating platform 1 to maintain a set temperature. By the technical means, the testing temperature can be ensured to meet the testing standard, the temperature is prevented from greatly deviating, the temperature is always kept in the fluctuation range of the set temperature, and the testing accuracy and stability are improved.
Referring to fig. 2, in some embodiments, the heating platform 1 further includes a timing module 12, and the timing module 12 is configured to set an operation time of the heating platform 1. Through the technical means, the working personnel can set the operation time of the heating platform 1 according to the test requirements, thereby being beneficial to reducing energy waste and saving the operation cost.
Referring to fig. 2 and 3, in some embodiments, the testing module 2 includes a testing board 21, mounting pins 22 and transmission lines 23, the mounting pins 22 are respectively mounted at four ends of the testing board 21, one end of the mounting pins 22 is fixedly connected to the heating platform 1, and the transmission lines 23 are connected to the testing board 21. Through the technical means, the connection between the test module 2 and the heating platform 1 is facilitated, the test board 21 can be well protected, and the transmission line 23 is used for establishing signal transmission between the test board 21 and a test device (not shown).
Referring to fig. 2 and 3, in some embodiments, the squirrel cage 3 is welded to the test plate 21. Through the technical means, the firm connection degree between the squirrel cage 3 and the test board 21 can be increased, the signal transmission performance is favorably improved, the delay is reduced, and the test efficiency is improved.
Referring to fig. 2 and 3, in some embodiments, the mounting feet 22 are hexagonal copper studs. Specifically, the mounting pins 22 are mounted at four ends of the upper and lower surfaces of the test board 21, respectively. Adopt hexagonal copper stud not only easy to assemble and dismantle, can also survey test panel 21 better fixing on heating platform 1, avoid appearing surveying the wobbling phenomenon of test panel 21.
Referring to fig. 5, the present invention also discloses a testing method of the optical module testing apparatus, which includes the following steps:
s1, laying a plurality of optical modules 4 to heat before testing on the heating platform 1;
and S2, inserting the optical modules 4 which are heated before the test into the squirrel cage 3 one by one to perform high-temperature test.
By the method, the plurality of optical modules 4 are heated before being tested on the same heating platform 1, so that the time for heating each optical module 4 one by one in a high-temperature testing process can be saved, and the testing efficiency is improved.
The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the invention.
Claims (9)
1. A light module testing device, comprising:
a heating platform configured to lay down and heat a number of light modules;
the test modules are arranged above the heating platform at intervals and used for carrying out high-temperature test on the optical module;
the squirrel cage is arranged on the heating platform through a heat conducting piece, is positioned right below the testing module and is connected with the testing module, and is used for receiving an optical module to be tested laid on the heating platform; the heat conducting member is used for conducting the temperature of the heating platform to the squirrel cage and the optical module under test.
2. The optical module testing device of claim 1, wherein the thermal conductor is an aluminum block.
3. The optical module testing device of claim 1, further comprising a thermally conductive adhesive pad that encapsulates the thermally conductive member.
4. The light module testing device of claim 1, wherein the heated platform further comprises a thermostat module for controlling the heated platform to be maintained at a set temperature.
5. The optical module testing device of claim 1, wherein the heated platform further comprises a timing module for setting an operation time of the heated platform.
6. The optical module testing device as claimed in claim 1, wherein the testing module comprises a testing board, mounting pins and transmission lines, the mounting pins are respectively mounted at four ends of the testing board, one end of each mounting pin is fixedly connected to the heating platform, and the transmission lines are connected to the testing board.
7. A light module testing device as claimed in claim 6, characterized in that said cage is welded to said test board.
8. The optical module testing apparatus of claim 6, wherein the mounting feet are hex copper studs.
9. A method for testing a light module testing device according to any of claims 1 to 8, comprising:
laying a plurality of optical modules on the heating platform for heating before testing;
and (4) inserting the optical modules which are heated before the test into the squirrel cage one by one to perform high-temperature test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051506.5A CN112816182A (en) | 2021-01-14 | 2021-01-14 | Optical module testing equipment and testing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051506.5A CN112816182A (en) | 2021-01-14 | 2021-01-14 | Optical module testing equipment and testing method thereof |
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| Publication Number | Publication Date |
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| CN112816182A true CN112816182A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110051506.5A Pending CN112816182A (en) | 2021-01-14 | 2021-01-14 | Optical module testing equipment and testing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577455A (en) * | 2022-03-03 | 2022-06-03 | 武汉电信器件有限公司 | Optical module unlocking function detection device and use method thereof |
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2021
- 2021-01-14 CN CN202110051506.5A patent/CN112816182A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577455A (en) * | 2022-03-03 | 2022-06-03 | 武汉电信器件有限公司 | Optical module unlocking function detection device and use method thereof |
| CN114577455B (en) * | 2022-03-03 | 2024-02-23 | 武汉电信器件有限公司 | Optical module unlocking function detection device and application method thereof |
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