CN213581243U - Multifunctional testing device for circuit board - Google Patents
Multifunctional testing device for circuit board Download PDFInfo
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- CN213581243U CN213581243U CN202022446428.2U CN202022446428U CN213581243U CN 213581243 U CN213581243 U CN 213581243U CN 202022446428 U CN202022446428 U CN 202022446428U CN 213581243 U CN213581243 U CN 213581243U
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Abstract
The utility model discloses a multifunctional testing device for a circuit board, which comprises a base, a testing component, a testing jig and a pressure mechanism, wherein the testing component is arranged on the base; the test fixture is provided with a test cavity, a plurality of conductive connectors are arranged in the test cavity, and the conductive connectors are electrically connected with the test assembly; the pressure mechanism comprises a pressing block located right above the test cavity and a driving assembly arranged on the base and capable of driving the pressing block to move towards the test cavity. The utility model discloses be favorable to increasing efficiency of software testing and avoid appearing the phenomenon of lou surveying.
Description
Technical Field
The utility model relates to a circuit board test technical field, concretely relates to multi-functional testing arrangement of circuit board.
Background
With the advance of technology, the application of integrated circuits (i.e., circuit boards) in electronic products is becoming more and more widespread, wherein the existing circuit boards need to be tested for items such as current, voltage and load capacity before being shipped out of a factory.
The existing testing method generally comprises the steps of manually supplying power to a tested circuit board, and then manually testing the circuit board through a tool such as a multimeter and the like to obtain the performance of the tested circuit board. However, this manual testing method is inefficient, and the missing of test data is easy to occur.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a multifunctional testing device for circuit boards, which solves the technical problem of the prior art.
In order to achieve the above object, the present invention provides a multifunctional testing device for a circuit board, which comprises a base, a testing assembly, a testing fixture and a pressure mechanism, wherein the testing assembly is arranged on the base; the test fixture is provided with a test cavity, a plurality of conductive connectors are arranged in the test cavity, and the conductive connectors are electrically connected with the test assembly; the pressure mechanism comprises a pressing block located right above the test cavity and a driving assembly arranged on the base and capable of driving the pressing block to move towards the test cavity.
Preferably, the testing assembly includes a control board electrically connected to the conductive connector, and a multimeter and a frequency tester electrically connected to the control board, respectively, and the multimeter and the frequency tester are further electrically connected to the conductive connector.
Preferably, the test assembly further comprises a power supply interface and a communication interface which are arranged on the base and electrically connected with the control board.
Preferably, a side surface of the pressing block facing the test fixture is provided with a plurality of abutting columns.
Preferably, the base includes the pedestal and sets up support on the pedestal, test assembly and test fixture all are located on the pedestal, briquetting and drive assembly all are located on the support, just the briquetting with support sliding connection.
Preferably, the driving assembly comprises a handle, a connecting rod and a transition rod, wherein one end of the handle is hinged to the support, one end of the connecting rod is connected to the pressing block, and two ends of the transition rod are hinged to the handle and the connecting rod respectively.
Preferably, the driving assembly comprises a motor, a screw rod and a nut, the motor is arranged on the support and electrically connected with the testing assembly, one end of the screw rod is connected with the output end of the motor, the other end of the screw rod is rotatably connected with the base body, and the nut is in threaded fit with the screw rod and is connected with the pressing block.
Preferably, the test assembly further comprises a display screen and a plurality of function keys, wherein the display screen and the function keys are arranged on the base and electrically connected with the control board.
Preferably, the test assembly further comprises a battery disposed on the base and electrically connected to the control board.
The embodiment of the utility model provides a multi-functional testing arrangement of circuit board, through conductive joint in the test fixture and by circuit board electric connection to data such as electric current, voltage, load performance and the frequency of circuit board by test assembly automatic acquisition, thereby be favorable to increasing efficiency of software testing. Meanwhile, the pressure block is utilized to apply certain pressure to the tested circuit board in the test cavity, so that the tested circuit board is in closer contact with the conductive connector, and the phenomenon of missing test is avoided.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a multifunctional testing device for a circuit board according to the present invention;
FIG. 2 is a schematic structural diagram of the test fixture shown in FIG. 1;
FIG. 3 is a schematic diagram of the electrical connection between the test assembly and the conductive contact according to the present invention;
FIG. 4 is a schematic structural view of the compact shown in FIG. 1;
FIG. 5 is a schematic structural view of the base shown in FIG. 1;
fig. 6 is a schematic structural view of the driving assembly shown in fig. 1.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
The utility model provides a multifunctional testing device for a circuit board, which is particularly suitable for the circuit board in an intelligent lock, as shown in figures 1 to 3, the multifunctional testing device for the circuit board comprises a base 100, a testing component 200, a testing fixture 300 and a pressure mechanism 400, wherein the testing component 200 is arranged on the base 100; the testing fixture 300 has a testing chamber 310, a plurality of conductive contacts 320 are disposed in the testing chamber 310, and the conductive contacts 320 are electrically connected to the testing component 200; the pressure mechanism 400 includes a pressing block 410 positioned directly above the test chamber 310 and a driving assembly 420 disposed on the base 100 and driving the pressing block 410 toward the test chamber 310.
In this embodiment, as shown in fig. 2, the testing component 200 is disposed on the base 100, preferably, the testing fixture 300 is disposed on the top of the base 100, and the testing fixture 300 has a testing chamber 310, the testing chamber 310 is adapted to the circuit board to be tested, i.e., the testing chamber 310 can accommodate the circuit board to be tested. Meanwhile, as shown in fig. 3, the bottom of the testing chamber 310 is provided with a plurality of conductive contacts 320 electrically connected to the control board 210, wherein the conductive contacts 320 are preferably in the form of probes, and the plurality of conductive contacts 320 at least include a frequency testing probe, a current testing probe, a load testing probe and a voltage testing probe, so that the testing component 200 can obtain testing data of frequency, current, load performance and voltage. As shown in fig. 1, the pressure mechanism 400 includes a pressing block 410 and a driving assembly 420, the pressing block 410 is located right above the testing chamber 310, and the driving assembly 420 is used for driving the pressing block 410 to move up or down, so that a tested circuit board located in the testing chamber 310 is in closer contact with the conductive contact 320, thereby being beneficial to avoiding a missing test situation. In this embodiment, the conductive connector 320 in the test fixture 300 is electrically connected to the circuit board to be tested, and the test assembly 200 automatically obtains data of current, voltage, load performance, frequency, and the like of the circuit board to be tested, thereby increasing the test efficiency. Meanwhile, the pressing block 410 is utilized to apply a certain pressure to the circuit board to be tested in the test chamber 310, so that the circuit board to be tested is in closer contact with the conductive contact 320, thereby being beneficial to avoiding the phenomenon of missing test.
In a preferred embodiment, the test assembly 200 preferably includes a control board 210, a multimeter 220 and a road leveling meter, wherein the control board 210 is electrically connected to the electrical connectors 320, the multimeter 220 and the frequency test meter 230, respectively, and the multimeter 220 and the frequency test meter 230 are also electrically connected to the electrical connectors 320, thereby facilitating the control board 210 to acquire data collected by the multimeter 220 and the frequency test meter 230, wherein the multimeter 220 is preferably digital. At this time, it is preferable that the frequency test probe is electrically connected to the frequency test meter 230, the current test probe and the voltage test probe are electrically connected to the multimeter 220, and the load test probe is electrically connected to the control board 210.
In a preferred embodiment, the testing assembly 200 further comprises a power interface 240 and a communication interface 250 disposed on the base 100 and electrically connected to the control board 210, so as to facilitate the use of the power interface 240 to supply power to the control board 210 and the use of the communication interface 250 to export the test data acquired by the control board 210 or perform a custom test on the control board 210.
In a preferred embodiment, as shown in FIG. 4, in order to facilitate the pressing block 410 to abut against the circuit board under test located in the test chamber 310, it is preferable that the pressing block 410 is provided with an abutting column 411. At this time, it is preferable that the two columns of the abutting columns 411 are arranged, and the number of each column can be arranged according to practical situations, so that the two columns of the abutting columns 411 abut against the two opposite side edges of the circuit board to be tested, thereby being beneficial to ensuring the stability of the circuit board to be tested in the testing chamber 310. Of course, in order to prevent the contact column 411 from damaging the circuit board to be tested, it is preferable that the end of the contact column 411 has a certain flexibility, for example, a flexible portion is directly provided at the end of the contact column 411, for example, the flexible portion is made of rubber or silicon gel. In this embodiment, the abutting column 411 is disposed on the pressing block 410, so that a certain avoiding space is provided between the pressing block 410 and the circuit board to be tested when the abutting column 411 abuts against the circuit board to be tested, and thus avoiding positions can be better provided for components on the circuit board to be tested.
Further, a pressure sensor may be disposed at the end of the abutment column 411, and the pressure sensor is connected to the testing assembly 200 (i.e., the control board 210), and when the pressure applied by the abutment column 411 to the circuit board under test exceeds a preset value, a corresponding alarm signal is sent out, so as to stop the driving assembly 420 from driving. If the driving assembly 420 is driven manually, the alarm electrically connected to the control board 210 is disposed on the base 100, so that the alarm can send out warning light or sound to remind the tester after receiving the warning signal, for example, the alarm is a warning light or a buzzer; if the driving device 420 is in an automatic driving mode, the driving device 420 is electrically connected to the control board 210, so that the driving device 420 stops driving the pressing block 410 to move after receiving the alarm signal.
In a preferred embodiment, as shown in fig. 2, the base 100 comprises a base body 110 and a bracket 120 vertically arranged on the base body 110, the pressing block 410 and the driving assembly 420 are both located on the bracket 120, and the pressing block 410 is slidably connected with the bracket 120. Wherein, the preferred support 120 is provided with the guide post 130 vertically arranged, and the pressing block 410 is provided with the sliding hole 412 adapted to the guide post 130, so as to realize the sliding connection between the pressing block 410 and the support 120, and at this time, the lower end of the preferred guide post 130 is connected with the base body 110. At this time, it is preferable that the housing 110 has a box-like structure, so that the test assembly 200 (i.e., the control board 210, the multimeter 220 and the frequency test meter 230) can be disposed inside the housing 110 to facilitate protection of the above components.
In a preferred embodiment, as shown in fig. 1 and 5, to facilitate the movement of the driving pressure piece 410, the driving assembly 420 preferably includes a handle 421, a connecting rod 422, and a transition rod 423. Wherein, the handle 421 is the L-shaped rod body at first, one end of the L-shaped rod body is hinged with the bracket 120, one end of the connecting rod 422 is connected with the top of the pressing block 410, two ends of the transition rod 423 are hinged with the L-shaped rod body and the connecting rod 422 respectively, and the position where the transition rod 423 is hinged with the L-shaped rod body is located at the corner of the L-shaped rod body. In particular, the transition piece 423 is preferably formed by two connecting pieces.
In a preferred embodiment, to facilitate automatic movement of the press block 410, the drive assembly 420 includes a motor, a lead screw, and a nut. Wherein, the motor is disposed on the bracket 120, one end of the screw rod is connected to the output end of the motor, the other end is preferably rotatably connected to the base 110, the nut is in threaded fit with the screw rod, and the nut is connected to the pressing block 410, so as to drive the pressing block 410 to move. At this time, it is preferable that the motor is electrically connected to the testing assembly 200 (i.e., the control board 210), and the base 110 is provided with a control button electrically connected to the control board 210, so as to control the start and stop of the motor through the control button.
In a preferred embodiment, the testing assembly 200 further comprises a display 260 and a plurality of function buttons 270 disposed on the base 100, and the display 260 and the plurality of function buttons 270 are electrically connected to the testing assembly 200 (i.e., the control board 210). The display screen 260 can display the tested current, voltage, frequency and load performance data, so that the user can observe the test result of the tested circuit board, and the function keys 270 can be a start key, a data adjusting key and the like.
In a preferred embodiment, the testing assembly 200 further comprises a battery 280 disposed on the base 100 and electrically connected to the testing assembly 200 (i.e., the control board 210), so as to facilitate testing for a period of time without an external power source, thereby reducing the dependence of the multifunctional testing apparatus on the external power source. Among them, the battery 280 is preferably a lithium battery. In this case, the control board 210 preferably has a storage module thereon to store the test data in an off-line state.
The above is only the part or the preferred embodiment of the present invention, no matter the characters or the drawings can not limit the protection scope of the present invention, all under the whole concept of the present invention, the equivalent structure transformation performed by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the protection scope of the present invention.
Claims (9)
1. A multifunctional circuit board testing device is characterized by comprising a base, a testing component, a testing jig and a pressure mechanism, wherein the testing component is arranged on the base; the test fixture is provided with a test cavity, a plurality of conductive connectors are arranged in the test cavity, and the conductive connectors are electrically connected with the test assembly; the pressure mechanism comprises a pressing block located right above the test cavity and a driving assembly arranged on the base and capable of driving the pressing block to move towards the test cavity.
2. The apparatus of claim 1, wherein the testing assembly comprises a control board electrically connected to the conductive connector, and a multimeter and a frequency tester electrically connected to the control board, respectively, and the multimeter and the frequency tester are further electrically connected to the conductive connector.
3. The multi-functional circuit board testing device of claim 2, wherein the testing assembly further comprises a power supply interface and a communication interface disposed on the base and electrically connected to the control board.
4. The multifunctional circuit board testing device of claim 1, wherein a side of the pressing block facing the testing fixture has a plurality of abutting posts.
5. The multifunctional circuit board testing device of claim 1, wherein the base comprises a base body and a bracket disposed on the base body, the testing assembly and the testing fixture are disposed on the base body, the pressing block and the driving assembly are disposed on the bracket, and the pressing block is slidably connected to the bracket.
6. The multifunctional circuit board testing device of claim 5, wherein the driving assembly comprises a handle, a connecting rod and a transition rod, one end of the handle is hinged to the bracket, one end of the connecting rod is connected to the pressing block, and two ends of the transition rod are hinged to the handle and the connecting rod respectively.
7. The multifunctional circuit board testing device of claim 5, wherein the driving assembly comprises a motor, a lead screw and a nut, the motor is disposed on the bracket and electrically connected to the testing assembly, one end of the lead screw is connected to an output end of the motor, the other end of the lead screw is rotatably connected to the base, and the nut is in threaded engagement with the lead screw and is connected to the pressing block.
8. The multifunctional circuit board testing device of claim 2, wherein the testing assembly further comprises a display screen and a plurality of function keys disposed on the base and electrically connected to the control board.
9. The multi-functional circuit board testing device of claim 2, wherein the testing assembly further comprises a battery disposed on the base and electrically connected to the control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022446428.2U CN213581243U (en) | 2020-10-28 | 2020-10-28 | Multifunctional testing device for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022446428.2U CN213581243U (en) | 2020-10-28 | 2020-10-28 | Multifunctional testing device for circuit board |
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| Publication Number | Publication Date |
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| CN213581243U true CN213581243U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022446428.2U Active CN213581243U (en) | 2020-10-28 | 2020-10-28 | Multifunctional testing device for circuit board |
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| CN (1) | CN213581243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054860A (en) * | 2023-10-11 | 2023-11-14 | 深圳市诺信博通讯有限公司 | Debugging jig for radio frequency chip |
-
2020
- 2020-10-28 CN CN202022446428.2U patent/CN213581243U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054860A (en) * | 2023-10-11 | 2023-11-14 | 深圳市诺信博通讯有限公司 | Debugging jig for radio frequency chip |
| CN117054860B (en) * | 2023-10-11 | 2024-01-16 | 深圳市诺信博通讯有限公司 | Debugging jig for radio frequency chip |
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