CN215728606U - Flexible circuit board testing device - Google Patents
Flexible circuit board testing device Download PDFInfo
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- CN215728606U CN215728606U CN202120926120.XU CN202120926120U CN215728606U CN 215728606 U CN215728606 U CN 215728606U CN 202120926120 U CN202120926120 U CN 202120926120U CN 215728606 U CN215728606 U CN 215728606U
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Abstract
The utility model aims to provide a flexible circuit board testing device which is simple in structure, high in reliability and capable of greatly improving the working efficiency. The test bed comprises a cabinet, a lifting cylinder, a pressing plate module, a support plate module and a needle plate module, wherein the needle plate module is arranged on the cabinet, the lifting cylinder is arranged on the cabinet and is in transmission connection with the pressing plate module, the pressing plate module is positioned above the needle plate module, the support plate module is adapted on the needle plate module, a plurality of circuit boards to be tested are positioned on the support plate module, and signal connection holes of the circuit boards to be tested and a plurality of test needles on the needle plate module are arranged in a one-to-one correspondence manner. The utility model is applied to the technical field of circuit board testing.
Description
Technical Field
The utility model is applied to the technical field of circuit board testing, and particularly relates to a flexible circuit board testing device.
Background
In the production process of electronic products, ensuring the quality of the electronic products is the central importance of the production process, and the quality of the electronic products directly affects the sales volume of the electronic products, so that the electronic products have to be subjected to functional tests in the production process. The flexible printed circuit board, as a signal transmission component, has the advantages of high reliability, excellent flexibility and the like, so that the flexible printed circuit board is widely applied to electronic products, and the flexible printed circuit board is matched with a connector to transmit a signal from one end to the other end so as to achieve the purpose of signal transmission. However, the traditional test method for the flexible circuit board has the following disadvantages: 1. the probe is in poor contact with the signal connection hole of the circuit board, so that the test quality is greatly influenced; 2. only one circuit board can be tested at a time, the testing efficiency is low, and the method is not suitable for large-scale production. If the flexible circuit board testing device which is simple in structure, high in reliability and capable of greatly improving the working efficiency can be designed, the problems can be well solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides the flexible circuit board testing device which is simple in structure, high in reliability and capable of greatly improving the working efficiency.
The technical scheme adopted by the utility model is as follows: the test bed comprises a cabinet, a lifting cylinder, a pressing plate module, a support plate module and a needle plate module, wherein the needle plate module is arranged on the cabinet, the lifting cylinder is arranged on the cabinet and is in transmission connection with the pressing plate module, the pressing plate module is positioned above the needle plate module, the support plate module is adapted on the needle plate module, a plurality of circuit boards to be tested are positioned on the support plate module, and signal connection holes of the circuit boards to be tested and a plurality of test needles on the needle plate module are arranged in a one-to-one correspondence manner.
According to the scheme, the circuit boards to be tested are positioned and placed on the carrier plate module, then the pressing plate module moves downwards under the driving of the lifting cylinder, so that the carrier plate module is pressed downwards, and the signal connection holes of the circuit boards to be tested are ensured to be stably butted with the testing needles on the needle plate module. Therefore, the utility model has simple structure, can test a plurality of circuit boards at one time, greatly improves the working efficiency, can avoid the problem of poor contact between the test needle head and the signal connection hole of the circuit board, and has high reliability and strong practicability.
Furthermore, the flexible circuit board testing device further comprises a push-pull cylinder, the cabinet comprises a case and a case drawer, the push-pull cylinder is arranged in the case and is in transmission connection with the case drawer, the case drawer is in sliding fit in a cavity of the case, the needle plate module is arranged on the case drawer, and the lifting cylinder is arranged in the case. Therefore, the chassis drawer is pushed out of the chassis by the driving of the push-pull cylinder, then a plurality of circuit boards to be tested are placed on the carrier plate module, the chassis drawer is pulled back to reset by the driving of the push-pull cylinder after the circuit boards are placed, and finally the lifting cylinder drives the pressure plate module to press down for subsequent testing.
Furthermore, the pressing plate module comprises an upper base plate, a floating plate, a pressing plate and a plurality of springs, the lower end face of the upper base plate is connected with the floating plate through the springs, the pressing plate is arranged on the lower end face of the floating plate, and the lower end face of the pressing plate is provided with a plurality of buffering pressing rods. Therefore, after the pressing plate module is pressed downwards, the buffering pressing rod is pressed against the carrier plate module, the spring is compressed and contracted, the buffering effect is achieved, and the situation that the tested circuit board is damaged due to the fact that the pressing plate module is over-pressed is avoided.
Further, the faller module includes faller, sandwich panel, a plurality of PCBA keysets and a plurality of probe spare of organizing, a plurality of PCBA keysets all sets up the lower terminal surface of sandwich panel, the faller sets up down the up end of sandwich panel, it sets up to go up the faller the up end of faller down, probe spare passes in proper order go up the faller down the faller and set up behind the sandwich panel on the PCBA keysets, probe spare sets up with the signal connection hole of the examination circuit board of awaiting measuring relatively, probe spare with PCBA keysets signal connection. Therefore, after the probe piece is stably contacted with the signal contact hole of the circuit board to be tested, the test data on the circuit board can be transmitted to the PCBA adapter plate through the probe piece, and the PCBA adapter plate transmits the test data to an external computer for analysis and processing, so that whether the circuit board is qualified is judged.
Furthermore, the support plate module includes apron and support plate, the up end of support plate is equipped with the profile modeling groove of a plurality of and the awaiting measuring circuit board looks adaptation, be provided with the first hole of keeping away of a plurality of groups on the apron, be equipped with a plurality of groups second on the support plate and keep away the hole, the second is kept away the hole and is located in the profile modeling groove, the apron sets up on the support plate and be located the top of awaiting measuring circuit board, first keep away the hole, the second keeps away the hole and the signal connection hole of awaiting measuring circuit board all with probe spare sets up relatively. Therefore, the circuit board to be tested is positioned and matched in the profiling groove, the problem that the circuit board is warped or deviated is avoided, and the probe piece penetrates through the second avoiding hole and then is in butt joint with the signal connecting hole of the circuit board to be tested. If a circuit board to be tested is not placed in one of the contour grooves, the corresponding probe piece can sequentially penetrate through the second avoiding hole and the first avoiding hole, and therefore the probe piece is prevented from being pressed against the cover plate to be damaged.
Further, the up end of going up the faller is provided with a plurality of location boss, the probe spare passes the location boss, the lower terminal surface of support plate is equipped with a plurality of constant head tank, the constant head tank with the profile groove sets up relatively, the location boss with positioning groove looks adaptation. Therefore, the positioning boss is positioned and matched in the positioning groove, and the probe piece is ensured to be accurately aligned with the signal connection hole of the circuit board to be tested.
Furthermore, the lower end face of the pressing plate is also provided with a plurality of positioning pins, the upper end face of the upper needle plate is provided with a plurality of guide sleeves, and the positioning pins are matched with the guide sleeves. Therefore, the positioning pins are positioned and matched in the guide sleeves, and the pressure plate module and the needle plate module are accurately aligned.
Further, the periphery of the cover plate is provided with an annular cushion block. It can be seen that the annular spacers serve to increase the peripheral strength of the cover plate and facilitate access to the cover plate by an operator.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the platen module;
fig. 3 is a perspective view of the needle board module;
fig. 4 is a perspective view of the carrier module;
fig. 5 is a perspective view of the carrier plate from a first perspective;
fig. 6 is a perspective view of the carrier plate from a second perspective;
FIG. 7 is an enlarged view at A in FIG. 3;
FIG. 8 is an enlarged view at B in FIG. 4;
fig. 9 is an enlarged view at C in fig. 6.
Detailed Description
As shown in fig. 1 to 9, in this embodiment, the present invention includes a cabinet, a lifting cylinder 1, a pressing plate module 2, a carrying plate module 3, and a needle plate module 4, wherein the needle plate module 4 is disposed on the cabinet, the lifting cylinder 1 is disposed on the cabinet and is in transmission connection with the pressing plate module 2, the pressing plate module 2 is located above the needle plate module 4, the carrying plate module 3 is adapted on the needle plate module 4, a plurality of circuit boards to be tested are positioned on the carrying plate module 3, and signal connection holes of the circuit boards to be tested and a plurality of test needles on the needle plate module 4 are disposed in a one-to-one correspondence manner.
In this embodiment, the flexible circuit board testing device further includes a push-pull cylinder 5, the cabinet includes a chassis 6 and a chassis drawer 7, the push-pull cylinder 5 is disposed in the chassis 6 and is in transmission connection with the chassis drawer 7, the chassis drawer 7 is in sliding fit in a cavity of the chassis 6, the needle plate module 4 is disposed on the chassis drawer 7, and the lift cylinder 1 is disposed in the chassis 6.
In this embodiment, the pressing plate module 2 includes an upper substrate 21, a floating plate 22, a pressing plate 23 and a plurality of springs, the lower end surface of the upper substrate 21 is connected to the floating plate 22 through the plurality of springs, the pressing plate 23 is disposed on the lower end surface of the floating plate 22, and the lower end surface of the pressing plate 23 is provided with a plurality of buffer pressing rods 8.
In this embodiment, faller module 4 includes faller 41, lower faller 42, intermediate layer board 43, a plurality of PCBA adapter plate 44 and a plurality of probe spare 45 of group, and is a plurality of PCBA adapter plate 44 all sets up the lower terminal surface of intermediate layer board 43, faller 42 sets up down the up end of intermediate layer board 43, it sets up to go up faller 41 the up end of faller 42 down, probe spare 45 passes in proper order go up faller 41 faller 42 down and set up behind the intermediate layer board 43 on the PCBA adapter plate 44, probe spare 45 sets up with the signal connection hole of the await measuring circuit board relatively, probe spare 45 with PCBA adapter plate 44 signal connection.
In this embodiment, the carrier board module 3 includes a cover plate 31 and a carrier board 32, the upper end surface of the carrier board 32 is provided with a plurality of contour grooves 9 adapted to the circuit board to be tested, the cover plate 31 is provided with a plurality of groups of first avoiding holes 10, the carrier board 32 is provided with a plurality of groups of second avoiding holes 11, the second avoiding holes 11 are located in the contour grooves 9, the cover plate 31 is arranged on the carrier board 32 and located above the circuit board to be tested, and the first avoiding holes 10, the second avoiding holes 11 and the signal connection holes of the circuit board to be tested are all arranged opposite to the probe 45.
In this embodiment, the upper end surface of the upper needle plate 41 is provided with a plurality of positioning bosses 12, the probe piece 45 penetrates the positioning bosses 12, the lower end surface of the carrier plate 32 is provided with a plurality of positioning grooves 13, the positioning grooves 13 are opposite to the contour grooves 9, and the positioning bosses 12 are matched with the positioning grooves 13.
In this embodiment, the lower end surface of the pressing plate 23 is further provided with a plurality of positioning pins 14, the upper end surface of the upper needle plate 41 is provided with a plurality of guide sleeves 15, and the positioning pins 14 are matched with the guide sleeves 15.
In this embodiment, the cover plate 31 is provided with an annular spacer 16 at its periphery.
In the present embodiment, the working principle of the present invention is as follows:
the case drawer 7 is pushed out of the case 6 by the driving of the push-pull cylinder 5, a plurality of circuit boards to be tested are sequentially placed in the contour grooves 9 of the carrier plate 32, after the placement, the case drawer 7 is pulled back to reset by the driving of the push-pull cylinder 5, then the press plate module 2 moves downwards by the driving of the lifting cylinder 1, so that the carrier plate module 3 is pressed downwards, the stable contact between the needle head of the probe piece 45 and the signal connection hole of the circuit board to be tested is ensured, the test data on the circuit board can be transmitted to the PCBA adapter plate 44 through the probe piece 45, and the PCBA adapter plate 44 transmits the test data to an external computer for analysis and processing, so that whether the circuit board is qualified is judged. After the test is completed, the lifting cylinder 1 drives the pressure plate module 2 to move upwards for resetting, then the cover plate 31 is taken out, the tested circuit boards are collected, and a new batch of circuit boards to be tested are placed on the carrier plate 32 for testing.
Therefore, the utility model has simple structure, can test a plurality of circuit boards at one time, greatly improves the working efficiency, can avoid the problem of poor contact between the test needle head and the signal connection hole of the circuit board, and has high reliability and strong practicability.
Claims (8)
1. The utility model provides a flexible circuit board testing arrangement which characterized in that: it includes rack, lift cylinder (1), clamp plate module (2), support plate module (3) and faller module (4), faller module (4) set up on the rack, lift cylinder (1) set up on the rack and with clamp plate module (2) transmission is connected, clamp plate module (2) are located the top of faller module (4), support plate module (3) adaptation is in on faller module (4), a plurality of awaits measuring circuit board location is placed on support plate module (3), a plurality of await measuring circuit board's signal connection hole with a plurality of test syringe needle one-to-one on faller module (4) sets up.
2. The flexible circuit board testing device according to claim 1, wherein: the flexible circuit board testing device further comprises a push-pull air cylinder (5), the cabinet comprises a case (6) and a case drawer (7), the push-pull air cylinder (5) is arranged in the case (6) and is in transmission connection with the case drawer (7), the case drawer (7) is in sliding fit in a cavity of the case (6), the needle plate module (4) is arranged on the case drawer (7), and the lifting air cylinder (1) is arranged in the case (6).
3. The flexible circuit board testing device according to claim 1, wherein: the pressing plate module (2) comprises an upper base plate (21), a floating plate (22), a pressing plate (23) and a plurality of springs, the lower end face of the upper base plate (21) is connected with the floating plate (22) through the springs, the pressing plate (23) is arranged on the lower end face of the floating plate (22), and a plurality of buffering pressing rods (8) are arranged on the lower end face of the pressing plate (23).
4. A flexible circuit board testing device according to claim 3, characterized in that: needle board module (4) include needle board (41), lower needle board (42), intermediate layer board (43), a plurality of PCBA keysets (44) and a plurality of probe spare (45) of group, a plurality of PCBA keysets (44) all set up the lower terminal surface of intermediate layer board (43), faller (42) set up down the up end of intermediate layer board (43), it sets up to go up needle board (41) the up end of faller (42) down, probe spare (45) pass in proper order go up needle board (41) down needle board (42) and set up behind intermediate layer board (43) on PCBA keysets (44), probe spare (45) set up with the signal connection hole of the circuit board that awaits measuring relatively, probe spare (45) with PCBA keysets (44) signal connection.
5. The flexible circuit board testing device according to claim 4, wherein: the carrier plate module (3) is including apron (31) and carrier plate (32), the up end of carrier plate (32) is equipped with profile groove (9) of a plurality of and the circuit board looks adaptation of awaiting measuring, be provided with the first position hole (10) of keeping away of a plurality of group on apron (31), be equipped with a plurality of groups second on carrier plate (32) and keep away position hole (11), second is kept away position hole (11) and is located in profile groove (9), apron (31) set up on carrier plate (32) and be located the top of awaiting measuring the circuit board, first keep away position hole (10) the second keep away position hole (11) and the signal connection hole of awaiting measuring circuit board all with probe spare (45) set up relatively.
6. The flexible circuit board testing device according to claim 5, wherein: go up the up end of faller (41) and be provided with a plurality of location boss (12), probe spare (45) pass location boss (12), the lower terminal surface of support plate (32) is equipped with a plurality of constant head tank (13), constant head tank (13) with profile groove (9) set up relatively, location boss (12) with constant head tank (13) looks adaptation.
7. The flexible circuit board testing device according to claim 4, wherein: the lower end face of the pressing plate (23) is further provided with a plurality of positioning pins (14), the upper end face of the upper needle plate (41) is provided with a plurality of guide sleeves (15), and the positioning pins (14) are matched with the guide sleeves (15).
8. The flexible circuit board testing device according to claim 5, wherein: and an annular cushion block (16) is arranged on the periphery of the cover plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120926120.XU CN215728606U (en) | 2021-04-30 | 2021-04-30 | Flexible circuit board testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120926120.XU CN215728606U (en) | 2021-04-30 | 2021-04-30 | Flexible circuit board testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215728606U true CN215728606U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120926120.XU Active CN215728606U (en) | 2021-04-30 | 2021-04-30 | Flexible circuit board testing device |
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| Country | Link |
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| CN (1) | CN215728606U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910775A (en) * | 2022-04-27 | 2022-08-16 | 珠海市精实测控技术有限公司 | FPC flexible circuit board detection device, method and storage medium |
| CN114910776A (en) * | 2022-04-27 | 2022-08-16 | 珠海市精实测控技术有限公司 | Intensive testing arrangement of PCB board components and parts |
-
2021
- 2021-04-30 CN CN202120926120.XU patent/CN215728606U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910775A (en) * | 2022-04-27 | 2022-08-16 | 珠海市精实测控技术有限公司 | FPC flexible circuit board detection device, method and storage medium |
| CN114910776A (en) * | 2022-04-27 | 2022-08-16 | 珠海市精实测控技术有限公司 | Intensive testing arrangement of PCB board components and parts |
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