CN219810973U - Test switching module - Google Patents
Test switching module Download PDFInfo
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- CN219810973U CN219810973U CN202320646827.4U CN202320646827U CN219810973U CN 219810973 U CN219810973 U CN 219810973U CN 202320646827 U CN202320646827 U CN 202320646827U CN 219810973 U CN219810973 U CN 219810973U
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- test
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- 238000012360 testing method Methods 0.000 title claims abstract description 41
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 abstract description 10
- 238000011990 functional testing Methods 0.000 abstract description 7
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Tests Of Electronic Circuits (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
The utility model aims to provide the test switching module which has a compact overall structure, is simple and convenient to replace a probe and is beneficial to improving the stability of functional test. The utility model comprises a mounting block, an adapter plate, a communication interface and a plurality of double-ended needles, wherein the adapter plate is arranged on the mounting block, the mounting block is provided with a plurality of first through holes which are penetrated up and down, the double-ended needles are correspondingly arranged on the first through holes, the upper ends of the double-ended needles are contacted with the contacts of the adapter plate, the communication interface is connected with the communication port of the adapter plate, an external tester is in communication connection with the adapter plate through the communication interface, and when an external driving mechanism drives a main board product to move to the bottom of the mounting block, the signal port of the main board product is in contact conduction with the lower ends of the double-ended needles. The utility model is applied to the technical field of PCBA circuit testing.
Description
Technical Field
The utility model is applied to the technical field of PCBA circuit testing, and particularly relates to a testing switching module.
Background
The PCBA is manufactured by assembling some parts on the PCB through the whole manufacturing process of SMT loading and DIP inserting. The notebook mainboard is required to be subjected to functional test and power supply test before leaving the factory, and the tester is contacted and conducted with the contacts of the notebook mainboard through the probes, so that signal transmission is realized. The traditional switching module is to use a common probe wire to transfer out the signal of the product and then connect the signal to another module, so as to communicate with the tester. The structure of traditional design is comparatively complicated, and it is comparatively difficult to change the probe when the probe damages, and investigation unusual problem point also has difficulty. And a large amount of maintenance time is occupied, and the loss of production value is increased. Therefore, it is necessary to provide a test switching module with compact overall structure, simple and convenient probe replacement, and favorable improvement of functional test stability.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing the test switching module which has compact overall structure, is simple and convenient to replace a probe and is beneficial to improving the stability of functional test.
The technical scheme adopted by the utility model is as follows: the utility model comprises a mounting block, an adapter plate, a communication interface and a plurality of double-ended needles, wherein the adapter plate is arranged on the mounting block, the mounting block is provided with a plurality of first through holes which are penetrated up and down, the double-ended needles are correspondingly arranged on the first through holes, the upper ends of the double-ended needles are contacted with the contacts of the adapter plate, the communication interface is connected with the communication port of the adapter plate, an external testing machine is in communication connection with the adapter plate through the communication interface, an external driving mechanism drives the testing adapter module to be pressed down on a main board product, and the signal port of the main board product is in contact conduction with the lower ends of the double-ended needles.
According to the scheme, the test transfer module directly communicates signals of the PAD point of the main board product with the testing machine in a board transfer mode, so that functional test of the main board product is realized, and the stability of functional test of the main board product is improved. The problem of abnormality is easily troubleshooted, and the easy change metal probe compares traditional switching module and is connected a module in addition after the signal of product is rolled out with ordinary probe wire winding, and then communicates with the tester. The test switching module has better practicality.
The test transfer module further comprises a plurality of battery pins, the mounting block is provided with a plurality of second through holes which are vertically communicated, the battery pins are correspondingly arranged on the second through holes, the upper ends of the battery pins are in contact with the contacts of the transfer plate, and the power ports of the main board product are in contact fit with the lower ends of the battery pins.
In one preferred scheme, the test switching module further comprises a fixed block and a first bolt, wherein the fixed block is arranged on the switching plate, and the first bolt penetrates through the fixed block, the switching plate and the installation block in threaded fit.
The test transfer module further comprises a positioning block and a second bolt, wherein the mounting block is provided with a positioning pin, the positioning block is provided with a positioning hole matched with the positioning pin, and the positioning block is positioned on the mounting block through the second bolt.
In one preferred embodiment, the positioning block is in a U-shaped structure, and the adapter plate, the communication interface and the fixing block are all located in a recess of the U-shaped structure.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of another angle of the present utility model;
FIG. 3 is a first cross-sectional view of the present utility model;
FIG. 4 is a second cross-sectional view of the present utility model;
fig. 5 is an exploded perspective view of the present utility model.
Detailed Description
As shown in fig. 1, 3 and 5, in this embodiment, the present utility model includes a mounting block 1, an adapter plate 2, a communication interface 3 and a plurality of double-ended needles 4, where the adapter plate 2 is disposed on the mounting block 1, the mounting block 1 is provided with a plurality of first through holes that are vertically penetrated, a plurality of double-ended needles 4 are correspondingly disposed on the first through holes, the upper ends of the plurality of double-ended needles 4 are in contact with the contacts of the adapter plate 2, the communication interface 3 is connected with the communication ports of the adapter plate 2, an external testing machine is in communication connection with the adapter plate 2 via the communication interface 3, an external driving mechanism drives the test adapter module to press down on a motherboard product, and the signal ports of the motherboard product are in contact with the lower ends of the plurality of double-ended needles 4.
The double-ended needle 4 runs through the installation block 1, the upper end of the double-ended needle 4 is contacted with the contact of the adapter plate 2, the adapter plate 2 is in communication connection with an external testing machine through the communication interface 3, the external driving mechanism drives the testing adapter module to be pressed down on a main board product, and the signal port of the main board product is in contact conduction with the lower ends of the double-ended needles 4, so that the functional test of the main board product is realized.
As shown in fig. 4, in this embodiment, the test switching module further includes a plurality of battery pins 5, the mounting block 1 is provided with a plurality of second through holes that are vertically penetrated, a plurality of battery pins 5 are correspondingly disposed on the second through holes, the upper ends of the plurality of battery pins 5 are in contact with the contacts of the switching board 2, and the power ports of the motherboard product are in contact fit with the lower ends of the plurality of battery pins 5. The battery pin 5 runs through the mounting block 1, the upper end of the battery pin 5 is contacted with the contact of the adapter plate 2, the adapter plate 2 is in communication connection with an external testing machine through the communication interface 3, the external driving mechanism drives the testing adapter module to be pressed down on a main board product, and the power port of the main board product is in contact conduction with the lower ends of the battery pins 5, so that the power test of the main board product is realized.
As shown in fig. 3 and 4, in this embodiment, the test adapting module further includes a fixing block 6 and a first bolt 7, where the fixing block 6 is disposed on the adapting plate 2, and the first bolt 7 passes through the fixing block 6, and the adapting plate 2 is in threaded fit with the mounting block 1. The fixed block 6 is fixed on the mounting block 1 through the first bolt 7, so that the positioning of the adapter plate 2 is realized, and when the double-headed needle 4 or the battery needle 5 needs to be replaced, the fixed block 6 and the adapter plate 2 are removed to be replaced, thereby solving the problem of difficult replacement of the probe.
As shown in fig. 1, in this embodiment, the test switching module further includes a positioning block 8 and a second bolt 9, a positioning pin 10 is disposed on the mounting block 1, a positioning hole matched with the positioning pin 10 is formed in the positioning block 8, and the positioning block 8 is positioned on the mounting block 1 through the second bolt 9. The positioning pin 10 is used for accurately positioning the positioning block 8, the bottom of the positioning block 8 is connected with the mounting block 1, and the top of the positioning block 8 is connected with the action end of the external driving mechanism.
As shown in fig. 1, in this embodiment, the positioning block 8 has a U-shaped structure, and the adapter plate 2, the communication interface 3, and the fixing block 6 are all located in a recess of the U-shaped structure, which is favorable to stability of conduction of the communication interface 3, avoids interference caused by external factors, and is favorable to compactness of the test adapter module.
The working principle of the utility model is as follows: the external driving mechanism drives the positioning block to move to the upper side of the main board product, and drives the mounting block to be pressed down on the main board product, a signal port of the main board product is in contact conduction with the lower ends of the double-ended needles, and a power port of the main board product is in contact conduction with the lower ends of the battery needles, so that the function test and the power test of the main board product are realized.
Claims (5)
1. A test switching module is characterized in that: the automatic test device comprises a mounting block (1), an adapter plate (2), a communication interface (3) and a plurality of double-ended needles (4), wherein the adapter plate (2) is arranged on the mounting block (1), a plurality of first through holes which are vertically communicated are formed in the mounting block (1), the double-ended needles (4) are correspondingly arranged on the first through holes, the upper ends of the double-ended needles (4) are in contact with the contacts of the adapter plate (2), the communication interface (3) is connected with the communication ports of the adapter plate (2), an external test machine is connected with the adapter plate (2) through the communication interface (3), an external driving mechanism drives the test adapter module to be pressed down on a main board product, and the signal ports of the main board product are in contact conduction with the lower ends of the double-ended needles (4).
2. The test switch module as claimed in claim 1, wherein: the test switching module further comprises a plurality of battery pins (5), a plurality of second through holes which are vertically communicated are formed in the mounting block (1), a plurality of battery pins (5) are correspondingly arranged on the second through holes, the upper ends of the battery pins (5) are in contact with the contacts of the switching plate (2), and the power ports of the main board product are in contact fit with the lower ends of the battery pins (5).
3. The test switch module as claimed in claim 1, wherein: the test switching module further comprises a fixed block (6) and a first bolt (7), wherein the fixed block (6) is arranged on the switching plate (2), and the first bolt (7) penetrates through the fixed block (6) and is in threaded fit with the mounting block (1).
4. A test switch module as defined in claim 3, wherein: the test transfer module further comprises a positioning block (8) and a second bolt (9), wherein a positioning pin (10) is arranged on the mounting block (1), a positioning hole matched with the positioning pin (10) is formed in the positioning block (8), and the positioning block (8) is positioned on the mounting block (1) through the second bolt (9).
5. The test adapter module of claim 4, wherein: the positioning block (8) is of a U-shaped structure, and the adapter plate (2), the communication interface (3) and the fixed block (6) are all located in a concave of the U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320646827.4U CN219810973U (en) | 2023-03-29 | 2023-03-29 | Test switching module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320646827.4U CN219810973U (en) | 2023-03-29 | 2023-03-29 | Test switching module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219810973U true CN219810973U (en) | 2023-10-10 |
Family
ID=88210414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320646827.4U Active CN219810973U (en) | 2023-03-29 | 2023-03-29 | Test switching module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219810973U (en) |
-
2023
- 2023-03-29 CN CN202320646827.4U patent/CN219810973U/en active Active
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