CN209668264U - Automatic detection device for PCBA board functional test - Google Patents
Automatic detection device for PCBA board functional test Download PDFInfo
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- CN209668264U CN209668264U CN201822249395.5U CN201822249395U CN209668264U CN 209668264 U CN209668264 U CN 209668264U CN 201822249395 U CN201822249395 U CN 201822249395U CN 209668264 U CN209668264 U CN 209668264U
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- needle bed
- pcba board
- motherboard
- conveyer belt
- plc controller
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Abstract
The utility model discloses a kind of automatic detection devices for PCBA board functional test, the pipeline of the present apparatus includes motor and conveyer belt and motor driven conveyer belt is run, needle bed platform is set to above conveyer belt by column support, daughter board is set to master surface between two parties, motherboard is located on conveyer belt, jacking cylinder is set on the inside of the rack of pipeline and is located at below needle bed platform, first and second sensors are set up in the rack of pipeline and detect signal by branch is transmitted to PLC controller, PLC controller and host computer communication connection, PLC controller controls motor and jacking cylinder movement, host computer is electrically connected with needle bed, first sensor detects motherboard and is transmitted to needle bed following location directly through conveyer belt, second sensor detection motherboard is jacked through jacking cylinder to the position contacted with needle bed.The present apparatus overcomes the defect of traditional PCB A plate test mode, and test operation is easy, improves testing efficiency, is not affected by human factors, it is ensured that the accuracy of test.
Description
Technical field
The utility model relates to a kind of automatic detection devices for PCBA board functional test.
Background technique
PCBA(Printed Circuit Board+Assembly) it is PCB hollow plate by SMT piece uploading, using DIP
The electronic device of plug-in unit.Each components in new-energy automobile industry, controller need to carry out global function detection, wherein right
PCBA board board level test is most important, it is a major criterion for detecting controller performance.For PCBA board, current detection
PCBA board is carried out manual test by connecting different test equipments or tooling mostly by mode, and the test mode is not easy to operate, raw
It is low to produce testing efficiency, and is affected by human factor, the accuracy of test is seriously affected.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of automatic detection dresses for PCBA board functional test
It sets, the present apparatus overcomes the defect of traditional PCB A plate test mode, and test operation is easy, testing efficiency is improved, not by human factor
It influences, it is ensured that the accuracy of test.
In order to solve the above technical problems, the utility model includes conveying for the automatic detection device of PCBA board functional test
Line, motherboard, daughter board, needle bed, needle bed platform, jacking cylinder, first sensor, second sensor, PLC controller and host computer,
The pipeline includes the operation of conveyer belt described in motor and conveyer belt and the motor driven, and the needle bed is set to the needle bed
Platform, the needle bed platform are set to above the conveyer belt of the pipeline by column support, and the daughter board is set to the mother between two parties
Plate surface, the motherboard are located on the conveyer belt, and the jacking cylinder is set on the inside of the rack of the pipeline and is located at
The needle bed platform lower section, the first sensor and second sensor are respectively arranged on the rack of the pipeline simultaneously by bracket
And detection signal is transmitted to the PLC controller, the PLC controller and host computer communication connection, the PLC controller difference
The motor and jacking cylinder movement are controlled, the host computer is electrically connected with the needle bed, described in the first sensor detection
Motherboard is transmitted to the needle bed following location directly through the conveyer belt, and the second sensor detects the motherboard through the top
It rises cylinder top and rises to the position contacted with the needle bed.
Further, the motherboard quadrangle is respectively equipped with encapsulated bearing by pin shaft.
Further, the master surface is respectively equipped with oil-free bushing, needle bed bottom surface quadrangle point in the daughter board quadrangle
Not She You positioning column, when the motherboard is jacked through the jacking cylinder to the needle bed bottom surface, the positioning column is embedded in the nothing
To position the motherboard and needle bed in oily bushing.
Further, the daughter board is antistatic bakelite and surface is equipped with and the matched concave surface of PCBA board shape.
Further, the needle bed be equipped with the matched elastic probe of PCBA board function terminal, when the institute for being placed with PCBA board
When stating daughter board and jacking through the jacking cylinder to the needle bed bottom surface, the elastic probe and PCBA board function termination contact, institute
It states needle bed and is connected by a snap the needle bed platform.
Further, the host computer is connect with PLC controller by RS485 bus communication, and the host computer passes through needle bed
With PCBA board to be measured through CAN bus communication connection, the message that PCBA board to be measured is sent is received and parses, and send message control
The working condition of PCBA board to be measured.
Automatic detection device due to the utility model for PCBA board functional test uses above-mentioned technical proposal, i.e., originally
The pipeline of device includes motor and conveyer belt and motor driven conveyer belt is run, and needle bed platform is set to conveying by column support
Band top, daughter board is set to master surface between two parties, and motherboard is located on conveyer belt, jacking cylinder be set to the rack inside of pipeline and
Below needle bed platform, the first and second sensors are set up in the rack of pipeline and detect signal and are transmitted to by branch
PLC controller, PLC controller and host computer communication connection, PLC controller control motor and jacking cylinder movement, host computer with
Needle bed electrical connection, first sensor detect motherboard and are transmitted to needle bed following location directly through conveyer belt, and second sensor detection is female
Plate is jacked through jacking cylinder to the position contacted with needle bed.The present apparatus overcomes the defect of traditional PCB A plate test mode, test behaviour
Make simplicity, improves testing efficiency, be not affected by human factors, it is ensured that the accuracy of test.
Detailed description of the invention
The utility model is described in further detail with embodiment with reference to the accompanying drawing:
Fig. 1 is the automatic detection device schematic diagram that the utility model is used for PCBA board functional test；
Fig. 2 is motherboard and daughter board structural schematic diagram in the present apparatus.
Specific embodiment
Embodiment is as depicted in figs. 1 and 2, and automatic detection device of the utility model for PCBA board functional test includes defeated
Line sending 1, motherboard 2, daughter board 3, needle bed 4, needle bed platform 5, jacking cylinder 13, first sensor 6, second sensor 7, PLC control
Device 8 and host computer 9, the pipeline 1 includes motor 11 and conveyer belt 12 and the motor 11 drives the conveyer belt 12 to transport
Row, the needle bed 4 are set to the needle bed platform 5, and the needle bed platform 5 is set up in the conveying of the pipeline 1 by column 51
12 top of band, the daughter board 3 are set to 2 surface of motherboard between two parties, and the motherboard 2 is located on the conveyer belt 12, the jacking
Cylinder 13 is set on the inside of the rack of the pipeline 1 and is located at 5 lower section of the needle bed platform, the first sensor 6 and the
Two sensors 7, which are respectively arranged on the rack of the pipeline 1 by bracket and detect signal, is transmitted to the PLC controller 8, institute
PLC controller 8 and 9 communication connection of host computer are stated, the PLC controller 8 controls the motor 11 respectively and jacking cylinder 13 is dynamic
Make, the host computer 9 is electrically connected with the needle bed 4, and the first sensor 6 detects the motherboard 2 and passes through the conveyer belt 12
4 following location directly of needle bed is transported to, the second sensor 7 detects the motherboard 2 and jacks extremely through the jacking cylinder 13
The position contacted with the needle bed 4.
Preferably, encapsulated bearing 21 is respectively equipped with by pin shaft 2 four jiaos of the motherboard, consequently facilitating motherboard is on the conveyor belt
Transmission, avoid clamping stagnation.
Preferably, 2 surface of motherboard is respectively equipped with oil-free bushing 22,4 bottom surface four of needle bed at 3 four jiaos of the daughter board
Angle is respectively equipped with positioning column 41, when the motherboard 2 is through the jacking cylinder 13 jacking to 4 bottom surface of needle bed, the positioning column
To position the motherboard 2 and needle bed 4 in the 41 insertions oil-free bushing 22.
Preferably, the daughter board 3 is antistatic bakelite and surface is equipped with and the matched concave surface 31, PCBA of PCBA board shape
When plate is placed on daughter board, it is embedded in the concave surface.
Preferably, the needle bed 4 be equipped with the matched elastic probe of PCBA board function terminal, when the institute for being placed with PCBA board
When stating daughter board 3 through the jacking cylinder 13 jacking to 4 bottom surface of needle bed, the elastic probe connects with PCBA board function terminal
Touching, the needle bed 4 pass through the 42 connection needle bed platform 5 of buckle.
Preferably, the host computer 9 is connect with PLC controller 8 by RS485 bus communication, and the host computer 9 passes through needle
Bed 4, through CAN bus communication connection, receives and parses the message that PCBA board to be measured is sent, and send message with PCBA board to be measured
Control the working condition of PCBA board to be measured.
When present apparatus practical application, then selection and the matched needle bed of PCBA board to be measured first is fastened needle by buckling
Surely needle bed platform is arrived, PCBA board to be measured is placed on daughter board, and motherboard and daughter board are placed on conveyer belt, sends signal by host computer
To PLC controller, PLC controller starts the operation of motor driven conveyer belt, and conveyer belt drives motherboard to move forward, when being moved to needle
When immediately below bed, first sensor detects that motherboard sends a signal to PLC controller afterwards in place, and PLC controller stops motor and turns
Dynamic, conveyer belt stops, and the jacking cylinder jacking motherboard of PLC controller starting at this time up moves, when PCBA board contacts needle bed bottom surface
When, second sensor detects that PCBA board sends a signal to PLC controller afterwards in place, and PLC controller stops jacking cylinder movement
And it is maintained at current location, the elastic probe of needle bed and PCBA board to be measured are completed to be electrically connected at this time.PLC controller sends test
Preparation completes signal to host computer, and host computer starts to test item by item by test item table, and display is worked as after the completion of each test
Preceding test value, test result show total test result after the completion of all test items, and automatically generate test report and protect
It deposits.Host computer sends testing end signal to PLC controller after the completion of test, after PLC controller receives testing end signal, controls
Jacking cylinder processed is slowly fallen after rise, is located motherboard to conveyer belt, then PLC controller control conveyer belt reverse movement, drives female
Plate retracts original position.
The present apparatus realizes the automatic test of PCBA board, executes transmission movement by PC control PLC controller, to be measured
PCBA board, automatically into test station, is automatically exited from, each test item of host computer real-time display by conveyer belt after the completion of test
Mesh is as a result, and generate test report.This device reduces the labor intensity and complexity of tester, reduces and accidentally surveys, judges situation by accident,
Production efficiency and measuring accuracy is greatly improved.
Claims (6)
1. a kind of automatic detection device for PCBA board functional test, it is characterised in that: the present apparatus include pipeline, motherboard,
Daughter board, needle bed, needle bed platform, jacking cylinder, first sensor, second sensor, PLC controller and host computer, the conveying
Line includes the operation of conveyer belt described in motor and conveyer belt and the motor driven, and the needle bed is set to the needle bed platform, institute
Needle bed platform to be stated to be set to by column support above the conveyer belt of the pipeline, the daughter board is set to the master surface between two parties,
The motherboard is located on the conveyer belt, and the jacking cylinder is set on the inside of the rack of the pipeline and is located at the needle bed
Below platform, the first sensor and second sensor are respectively arranged on the rack of the pipeline by bracket and detect letter
It number is transmitted to the PLC controller, the PLC controller and host computer communication connection, described in the PLC controller controls respectively
Motor and jacking cylinder movement, the host computer are electrically connected with the needle bed, and the first sensor detects the motherboard through institute
It states conveyer belt and is transmitted to the needle bed following location directly, the second sensor detects the motherboard through the jacking cylinder top
Rise to the position contacted with the needle bed.
2. the automatic detection device according to claim 1 for PCBA board functional test, it is characterised in that: the motherboard
Quadrangle is respectively equipped with encapsulated bearing by pin shaft.
3. the automatic detection device according to claim 1 for PCBA board functional test, it is characterised in that: the motherboard
Surface is respectively equipped with oil-free bushing in the daughter board quadrangle, and needle bed bottom surface quadrangle is respectively equipped with positioning column, the motherboard warp
When the jacking cylinder is jacked to the needle bed bottom surface, the positioning column be embedded in the oil-free bushing with position the motherboard with
Needle bed.
4. the automatic detection device according to claim 1 for PCBA board functional test, it is characterised in that: the daughter board
For antistatic bakelite and surface is equipped with and the matched concave surface of PCBA board shape.
5. the automatic detection device according to claim 1 for PCBA board functional test, it is characterised in that: the needle bed
Equipped with the matched elastic probe of PCBA board function terminal, when the daughter board for being placed with PCBA board is jacked through the jacking cylinder
When to the needle bed bottom surface, the elastic probe and PCBA board function termination contact, the needle bed are connected by a snap the needle
Bed platform.
6. the automatic detection device according to claim 1 for PCBA board functional test, it is characterised in that: described upper
Machine is connect with PLC controller by RS485 bus communication, and the host computer is logical through CAN bus by needle bed and PCBA board to be measured
News connection receives and parses the message that PCBA board to be measured is sent, and sends the working condition that message controls PCBA board to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822249395.5U CN209668264U (en) | 2018-12-29 | 2018-12-29 | Automatic detection device for PCBA board functional test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822249395.5U CN209668264U (en) | 2018-12-29 | 2018-12-29 | Automatic detection device for PCBA board functional test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209668264U true CN209668264U (en) | 2019-11-22 |
Family
ID=68564268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822249395.5U Active CN209668264U (en) | 2018-12-29 | 2018-12-29 | Automatic detection device for PCBA board functional test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209668264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113163315A (en) * | 2020-01-07 | 2021-07-23 | 佛山市顺德区顺达电脑厂有限公司 | Vehicle-mounted multimedia system testing method and device |
| CN113835018A (en) * | 2021-09-30 | 2021-12-24 | 安徽南瑞中天电力电子有限公司 | PCBA veneer test system based on laser multi-point positioning |
-
2018
- 2018-12-29 CN CN201822249395.5U patent/CN209668264U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113163315A (en) * | 2020-01-07 | 2021-07-23 | 佛山市顺德区顺达电脑厂有限公司 | Vehicle-mounted multimedia system testing method and device |
| CN113835018A (en) * | 2021-09-30 | 2021-12-24 | 安徽南瑞中天电力电子有限公司 | PCBA veneer test system based on laser multi-point positioning |
| CN113835018B (en) * | 2021-09-30 | 2023-12-01 | 安徽南瑞中天电力电子有限公司 | PCBA single board test system based on laser multi-point positioning |
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