CN213780277U - PCB function test fixture - Google Patents
PCB function test fixture Download PDFInfo
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- CN213780277U CN213780277U CN202021609027.8U CN202021609027U CN213780277U CN 213780277 U CN213780277 U CN 213780277U CN 202021609027 U CN202021609027 U CN 202021609027U CN 213780277 U CN213780277 U CN 213780277U
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Abstract
The utility model provides a PCB function test fixture, which relates to the technical field of circuit board test and comprises a conductive carrier platform, wherein the conductive carrier platform comprises a support plate and a positioning device for supporting a PCB to be tested and supplying power to the PCB; the fixed conductive part comprises a detection probe which is electrically connected with the conductive carrier platform; the detection component comprises a detection probe and a high-frequency probe, and a lifting mechanism is used for controlling the detection component to move along the vertical direction so as to control the detection component to be abutted against and separated from the PCB; the safety mechanism comprises safety gratings which are arranged on two sides of the conductive carrier platform in pairs, and is used for controlling the lifting mechanism and the conductive carrier to control the jig to stop working emergently; electrically conductive carrier platform, safety mechanism, detection part, decide conductive parts, elevating system all with singlechip and power electric connection, communication module and singlechip electric connection, the utility model discloses efficiency of software testing is high, the security is good.
Description
Technical Field
The utility model relates to a circuit board test technical field especially relates to a PCB board function test tool.
Background
Pcb (printed Circuit board), also called printed Circuit board, is an important electronic component, which is a support for electronic components and a carrier for electrical connection of electronic components. After the PCB is manufactured, a sampling test is required to ensure the performance of the PCB, and the problem that the produced PCB cannot effectively realize due functions is avoided. In the prior art, the sampling test of the PCB is completed by manually carrying out wiring test on each circuit of the PCB, the test efficiency is low, and the test error is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a PCB board functional test tool easy operation, efficiency of software testing is high.
The utility model discloses a realize through following technical scheme:
a PCB function test fixture comprises: the conductive carrier platform comprises a carrier plate and a positioning device, wherein the carrier plate is used for supporting a PCB to be tested and supplying power to the PCB; a stationary conductive member comprising a detection probe electrically connected with the conductive carrier platform; a detection part including a detection probe and a high frequency probe; the lifting mechanism is used for controlling the detection component to move along the vertical direction so as to control the detection component to be abutted against and separated from the PCB; the safety mechanism comprises safety gratings which are arranged on two sides of the conductive carrier platform in pairs, and is used for controlling the lifting mechanism and the conductive carrier to control the jig to stop working emergently; the conductive carrier platform, the safety mechanism, the detection part, the fixed conductive part and the lifting mechanism are electrically connected with the single chip microcomputer and the power supply, and the communication module is electrically connected with the single chip microcomputer.
The utility model discloses technical scheme's further improvement lies in: the lifting mechanism further comprises a pressing cylinder, a pressing plate, a guide rod and a linear bearing, the pressing cylinder is arranged on a bottom plate of the test fixture, the power output end of the pressing cylinder is fixedly connected with the lower surface of the pressing plate, the guide rod penetrates through the edge of the pressing plate and is in sliding connection with the pressing plate through the linear bearing, one end of the guide rod is fixedly connected with a top plate of the test fixture, the other end of the guide rod is fixedly connected with an upper plate, and a plurality of pressing rods are fixed on the lower surface of the pressing plate and used for fixing the PCB.
The utility model discloses technical scheme's further improvement lies in: the carrier plate pass through positioner with upper plate sliding connection, positioner includes the locating pin, the locating pin passes the carrier plate will the carrier plate with the upper plate is fixed, the upper plate is opened has a plurality of holes, the downthehole pressure spring that is provided with, pressure spring one end with upper plate fixed connection, the pressure spring other end with carrier plate lower surface fixed connection.
The utility model discloses technical scheme's further improvement lies in: the detection probe of the detection component is fixedly connected with the lower surface of the pressing plate through the probe block, and the high-frequency probe is fixedly arranged on the lower surface of the pressing plate through the high-frequency probe seat.
The utility model discloses technical scheme's further improvement lies in: one end of the safety grating is fixedly connected with the top plate, and the other end of the safety grating is fixedly connected with the upper plate.
The utility model discloses technical scheme's further improvement lies in: the communication module is a Bluetooth module.
The utility model discloses technical scheme's further improvement lies in: the pressing rod is provided with threads, the pressing rod penetrates through the pressing plate and is fixed through a nut, and the length of the part, located on the lower surface of the pressing plate, of the pressing rod is adjustable.
The utility model has the advantages that: the test device comprises a conductive carrier platform, a positioning device, a detection component, a high-frequency probe, a lifting mechanism, a communication module and a communication module, wherein the conductive carrier platform bears a PCB to be tested, the positioning device is used for positioning a carrier plate, the fixed conductive component is used for conducting electricity for the PCB, the detection component is used for forming a power supply circuit, the high-frequency probe is used for detecting the condition of the PCB, the lifting mechanism is convenient for realizing the on-off operation of the power supply circuit of the PCB by controlling the lifting of the detection component, the safety grating is used for protecting workers from being pressed by the lifting mechanism, the safety grating detects the emergency power-off of a human body and stops the operation of the lifting mechanism to ensure the safe operation, the single chip microcomputer is used for primarily processing the detected data and then sending the data to the computer through the communication module, and the detected data are calculated and processed by the computer without manual recording, so that the test efficiency is improved; the lifting mechanism fixes the PCB through the pressing rod, poor contact between the PCB and the detection part is avoided, the guide rod is matched with the pressing cylinder to fix the motion track of the detection part, and the linear bearing helps the pressing plate to move linearly along the guide rod; the support plate passes through the locating pin to be fixed on the upper plate, sets up the pressure spring between support plate and the upper plate, and when the pressure stick on the clamp plate pushed down the PCB board, the pressure spring had played the cushioning effect, avoided the PCB board damage. The detection probe and the PCB form a power supply loop, and the high-frequency probe detects the condition of the PCB and sends data to the single chip microcomputer; the safety grating is used for detecting a human body, so that the body of a worker is prevented from entering the test fixture, and potential danger is reduced; the Bluetooth module is used for sending the detection data to the computer, so that the detection data does not need to be recorded manually, and the testing efficiency is improved; set up the screw thread on the pressure stick, press the stick to pass the clamp plate, the clamp plate both sides are through the fixed pressure stick of nut, need adjust the pressure stick and stretch out the clamp plate lower surface partial length and send the nut soon and can adjust.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a perspective view of the present invention;
in the figure: 1. a carrier plate; 2. a positioning device; 3. detecting the probe; 4. a high-frequency probe; 5. a safety grating; 6. a single chip microcomputer; 7. a communication module; 8. pressing down the air cylinder; 9. pressing a plate; 10. a guide bar; 11. a linear bearing; 12. a base plate; 13. an upper plate; 14. a top plate; 15. pressing a rod; 16. a pressure spring; 17. a high-frequency probe base; 18. and a probe block.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in the figure, the utility model provides a PCB board functional test tool, including electrically conductive carrier platform, decide conductive parts, detection part, elevating system, safety mechanism. The conductive carrier platform comprises a carrier plate 1 and a positioning device 2, wherein the carrier plate is used for supporting a PCB to be tested and supplying power to the PCB; the carrier plate 1 is connected with the upper plate 13 in a sliding mode through the positioning device 2, the positioning device 2 comprises a positioning pin, the positioning pin penetrates through the carrier plate 1 to fix the carrier plate 1 and the upper plate 13, a plurality of holes are formed in the upper plate 13, a pressure spring 16 is arranged in each hole, one end of the pressure spring 16 is fixedly connected with the upper plate 13, and the other end of the pressure spring 16 is fixedly connected with the lower surface of the carrier plate 1. The fixed conductive part comprises a detection probe 3, and the detection probe 3 is electrically connected with the conductive carrier platform; a detection section including a detection probe 3 and a high-frequency probe 4; the detection probe 3 of the detection component is fixedly connected with the lower surface of the pressure plate 9 through a probe block 18, and the high-frequency probe 4 is fixedly arranged on the lower surface of the pressure plate 9 through a high-frequency probe 4 seat. The lifting mechanism is used for controlling the detection component to move along the vertical direction so as to control the detection component to be abutted against and separated from the PCB; the safety mechanism comprises safety gratings 5 which are arranged on two sides of the conductive carrier platform in pairs, one end of each safety grating 5 is fixedly connected with the top plate 14, the other end of each safety grating 5 is fixedly connected with the upper plate 13, the safety gratings 5 can be GL-R safety gratings 5, and the safety mechanism is used for controlling the lifting mechanism and the conductive carrier to control the jig to stop working emergently; the conductive carrier platform, the safety mechanism, the detection part, the fixed conductive part and the lifting mechanism are electrically connected with the single chip microcomputer 6 and the power supply, and the communication module 7 is electrically connected with the single chip microcomputer 6. The communication module 7 is a bluetooth module, and the communication module 7 may also be a WIFI module. The utility model discloses for the detection area of test PCB board between roof 14 and the upper plate 13, fixed singlechip 6 that sets up between upper plate 13 and the bottom plate 12, power and bluetooth module, 8 one sides of the last air cylinder that pushes down of bottom plate 12 all are provided with the relay, are provided with control panel between upper plate 13 and the bottom plate 12, the last start button and the stop button of being provided with of control panel, start button can set up to two in the preferred embodiment, only when pressing two start button simultaneously the utility model discloses start. The pressing plate 9 is made of transparent acrylic material, the support plate 1 is made of antistatic black bakelite, and the pressing rod 15 is made of antistatic POM polyformaldehyde material.
Place the PCB board on support plate 1, the PCB board contacts with fixed conductive part's test probe 3, press start button starting equipment, push down cylinder 8 and start, push down cylinder 8 and drive clamp plate 9 decline, test part and PCB board contact, pressure bar 15 and PCB board contact below clamp plate 9, PCB board descends and drives support plate 1 and descend, pressure spring 16 between support plate 1 and the upper plate 13 plays the cushioning effect, pressure spring 16 promotes support plate 1 and then promotes the PCB board and rises, the PCB board is inseparabler with high frequency probe 4 and monitoring probe contact, the high frequency probe 4 detects the circuit board condition, data transmission is to singlechip 6, send to bluetooth module after singlechip 6 carries out preliminary treatment to data, external computer receives the data that bluetooth module sent, the computer carries out further analytic processing to data, obtain the test result. After the detection is finished, the pressing cylinder 8 resets to drive the pressing plate 9 to ascend, the pressing rod 15 ascends, the support plate 1 drives the PCB to ascend, the PCB is taken down, and the next PCB to be detected is placed in the support plate. When the detection process goes on, the hands of the workers enter the equipment, the workers block the safety grating 5, the safety grating 5 sends signals to the single chip microcomputer 6, the single chip microcomputer 6 controls the relay to be powered off, the equipment is stopped emergently, the pressing cylinder 8 stops working, and the power supply is powered off.
In a further embodiment, the pressing rod 15 is provided with a thread, the pressing rod 15 penetrates through the pressing plate 9 and is fixed through a nut, and the length of the part, located on the lower surface of the pressing plate 9, of the pressing rod 15 is adjustable.
The utility model has the advantages that: the test device comprises a conductive carrier platform, a positioning device 2, a detection component, a high-frequency probe 4, a lifting mechanism, a communication module 7 and a communication module 7, wherein the conductive carrier platform bears a PCB to be tested, the positioning device 2 is used for positioning the position of a carrier plate 1, the fixed conductive component is used for conducting electricity for the PCB, the detection component is used for forming a power supply circuit, the high-frequency probe 4 is used for detecting the condition of the PCB, the lifting mechanism is convenient for realizing the on-off operation of the power supply circuit of the PCB by controlling the lifting of the detection component, a safety grating 5 is used for protecting workers from being pressed by the lifting mechanism, the safety grating 5 detects the emergency power-off of a human body and stops the operation of the lifting mechanism to ensure the operation safety, the single chip microcomputer 6 carries out primary processing on detected data and then sends the processed data to a computer through the communication module 7, and the detection data are calculated and processed by the computer without manual recording, so that the test efficiency is improved; the lifting mechanism fixes the PCB through the pressing rod 15, poor contact between the PCB and the detection part is avoided, the guide rod 10 is matched with the lower pressing cylinder 8 to fix the motion trail of the detection part, and the linear bearing 11 helps the pressing plate 9 to move linearly along the guide rod 10; the carrier plate 1 is fixed on the upper plate 13 through the positioning pin, the pressure spring 16 is arranged between the carrier plate 1 and the upper plate 13, and when the pressing rod 15 on the pressing plate 9 presses the PCB, the pressure spring 16 plays a role in buffering, so that the PCB is prevented from being damaged. The detection probe 3 and the PCB form a power supply loop, and the high-frequency probe 4 detects the condition of the PCB and sends data to the singlechip 6; the safety grating 5 is used for detecting a human body, so that the body of a worker is prevented from entering the test fixture, and potential danger is reduced; the Bluetooth module is used for sending the detection data to the computer, so that the detection data does not need to be recorded manually, and the testing efficiency is improved; set up the screw thread on the pressure stick 15, pressure stick 15 passes clamp plate 9, and clamp plate 9 both sides are through the fixed pressure stick 15 of nut, and the partial length that needs to adjust pressure stick 15 and stretch out clamp plate 9 lower surface is sent the nut soon and can be adjusted.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a PCB board functional test tool which characterized in that includes:
the conductive carrier platform comprises a carrier plate (1) and a positioning device (2) which are used for supporting a PCB to be tested and supplying power to the PCB;
a stationary conductive part comprising a detection probe (3), the detection probe (3) being electrically connected with the conductive carrier platform;
a detection part including a detection probe (3) and a high-frequency probe (4);
the lifting mechanism is used for controlling the detection component to move along the vertical direction so as to control the detection component to be abutted against and separated from the PCB;
the safety mechanism comprises safety gratings (5) which are arranged on two sides of the conductive carrier platform in pairs, and the safety mechanism is used for controlling the lifting mechanism and the conductive carrier to control the jig to stop working emergently;
the conductive carrier platform, the safety mechanism, the detection part, the fixed conductive part and the lifting mechanism are electrically connected with the single chip microcomputer (6) and the power supply, and the communication module (7) is electrically connected with the single chip microcomputer (6).
2. The PCB function testing jig of claim 1, wherein: elevating system still includes air cylinder (8), clamp plate (9), guide arm (10) and linear bearing (11) down, air cylinder (8) set up on test fixture's bottom plate (12) down, the power take off end of air cylinder (8) down with clamp plate (9) lower fixed surface is connected, guide arm (10) run through respectively the edge of clamp plate (9) and through linear bearing (11) with clamp plate (9) sliding connection, guide arm (10) one end and test fixture's roof (14) fixed connection, guide arm (10) other end and upper plate (13) fixed connection, clamp plate (9) lower fixed surface has a plurality of pressure stick (15) to be used for fixing the PCB board.
3. The PCB function testing jig of claim 2, wherein: support plate (1) through positioner (2) with upper plate (13) sliding connection, positioner (2) include the locating pin, the locating pin passes support plate (1) will support plate (1) with upper plate (13) are fixed, upper plate (13) are opened there are a plurality of holes, downthehole pressure spring (16) that is provided with, pressure spring (16) one end with upper plate (13) fixed connection, pressure spring (16) the other end with support plate (1) lower fixed surface is connected.
4. The PCB function testing jig of claim 1, wherein: the detection probe (3) of the detection component is fixedly connected with the lower surface of the pressing plate (9) through a probe block (18), and the high-frequency probe (4) is fixedly arranged on the lower surface of the pressing plate (9) through a high-frequency probe (4) seat.
5. The PCB function testing jig of claim 1, wherein: one end of the safety grating (5) is fixedly connected with the top plate (14), and the other end of the safety grating (5) is fixedly connected with the upper plate (13).
6. The PCB function testing jig of any one of claims 1 to 5, wherein: the communication module (7) is a Bluetooth module.
7. The PCB function testing jig of claim 2, wherein: the pressing rod (15) is provided with threads, the pressing rod (15) penetrates through the pressing plate (9) and is fixed through a nut, and the length of the part, located on the lower surface of the pressing plate (9), of the pressing rod (15) is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021609027.8U CN213780277U (en) | 2020-08-05 | 2020-08-05 | PCB function test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021609027.8U CN213780277U (en) | 2020-08-05 | 2020-08-05 | PCB function test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213780277U true CN213780277U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021609027.8U Active CN213780277U (en) | 2020-08-05 | 2020-08-05 | PCB function test fixture |
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| CN (1) | CN213780277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113834985A (en) * | 2021-09-01 | 2021-12-24 | 南斗六星系统集成有限公司 | Detection device, detection system, and detection method |
| CN114994498A (en) * | 2022-05-17 | 2022-09-02 | 珠海市精实测控技术有限公司 | Function testing device for bent PCB |
-
2020
- 2020-08-05 CN CN202021609027.8U patent/CN213780277U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113834985A (en) * | 2021-09-01 | 2021-12-24 | 南斗六星系统集成有限公司 | Detection device, detection system, and detection method |
| CN114994498A (en) * | 2022-05-17 | 2022-09-02 | 珠海市精实测控技术有限公司 | Function testing device for bent PCB |
| CN114994498B (en) * | 2022-05-17 | 2023-03-10 | 珠海精实测控技术股份有限公司 | Function testing device for bent PCB |
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