CN219590455U - Automatic test device of PCB board for hydraulic monitoring RTU - Google Patents

Abstract

The utility model belongs to the technical field of water conservancy monitoring, and relates to a device for automatically testing a PCB for a water conservancy monitoring RTU, which comprises: the test fixture comprises a base, a clamp bracket, a quick clamp fixing block, a fixture pressing plate, a fixture tray, a probe and a man-machine interface, wherein the clamp bracket is vertically arranged on the base, the quick clamp is connected to the upper part of the clamp bracket, the quick clamp fixing block is fixedly connected to the lower end of the quick clamp, the fixture pressing plate is fixedly connected to the bottom of the quick clamp fixing block, and the fixture tray is fixedly arranged on the upper surface of the base.

Description

Automatic test device of PCB board for hydraulic monitoring RTU

Technical Field

The utility model belongs to the technical field of water conservancy monitoring, and relates to a device for automatically testing a PCB for a water conservancy monitoring RTU.

Background

In the process of producing PCB boards for water conservancy monitoring RTU in factories, the PCB boards form the PCB boards of products after the procedures of SMT, DIP and the like, the corresponding functions can be completed after the PCB boards are loaded with corresponding procedures, how to ensure that the PCB boards in the production process are reliable in welding, whether the functions of related interfaces are normal or not, and whether the related technical parameters meet the requirements or not is ensured, wherein the traditional method is as follows: the PCB is manually tested by using the instrument manually, and the manual testing method is time-consuming, low in efficiency and influenced by human subjective factors. Therefore, there is a need for a more automated PCB board testing device to address this problem.

Disclosure of Invention

The technical scheme adopted for solving the technical problems is as follows: an apparatus for automatically testing a PCB board for a water conservancy monitoring RTU, comprising: the device comprises a base, a clamp bracket, a quick clamp fixing block, a jig pressing plate, a jig tray, a probe and a man-machine interface;

the base is used for bearing the PCB to be tested, realizing data interaction with the PCB to be tested and testing of corresponding interfaces, transmitting test results to the PC in a serial port mode, the clamp bracket is used for detachably connecting a quick clamp, the quick clamp is used for clamping the PCB to be tested to be pressed onto the probe, the quick clamp fixing block is used for fixedly connecting a jig pressing plate, the jig pressing plate is used for fixing the PCB to be tested, the jig tray is used for connecting the PCB to be tested with the probe, the probe is used for electrically contacting circuit contacts of the PCB to be tested, and the man-machine interface is used for outputting test results to the PC;

the clamp bracket is vertically arranged on the base, the quick clamp is connected to the upper part of the clamp bracket, the quick clamp fixing block is fixedly connected to the lower end of the quick clamp, the jig pressing plate is fixedly connected to the bottom of the quick clamp fixing block, and the jig tray is fixedly arranged on the upper surface of the base;

when the test is required, the quick clamping jig pressing plate clamps and fixes the PCB to be tested to be pressed down together, the PCB to be tested is pressed onto the jig tray, the circuit contact of the PCB to be tested is connected and conducted with the upper end of the probe head to finish the test, and the probe connects the signal of the test point to a corresponding test instrument to measure the technical parameters; finally, the probes are respectively pressed from bottom to top and the circuit contacts of the PCB to be tested are respectively pressed from top to bottom and are communicated with the circuits and the electronic components on the PCB to be tested, the circuits and the electronic components on the PCB to be tested are tested through the test instrument, and the test results are fed back.

Preferably, the quick clamp is provided with a handle, and during testing, the handle is operated to enable the quick clamp to drive the jig pressing plate to clamp and fix the PCB to be tested to be pressed down together, and after the testing is completed, the handle is operated to lift up, and the PCB to be tested is taken out to complete the testing.

Preferably, the device is provided with a warning lamp, the warning lamp comprises a red warning lamp and a green warning lamp, the test system uses different display states to identify the test result of the main board to be tested, wherein the red warning lamp indicates that the step or the interface is abnormal, the test is unqualified, the green warning lamp indicates that the test passes through the qualified product, and meanwhile, the test system automatically stores the test result according to the serial number of the board, so that the later inquiry and tracing are convenient.

Preferably, the technical parameters measured by the device include current, voltage, resistance, power consumption.

The beneficial effects of the utility model are as follows:

according to the utility model, the circuit on the PCB to be tested and the circuit path between the electronic component and the test system are conducted from bottom to top through the test probe and the test contact from top to bottom, so that the PCB to be tested is tested, the traditional test mode of manually testing the PCB for the water conservancy monitoring RTU through a manual instrument is changed, the test efficiency of the PCB for the water conservancy monitoring RTU is improved, and the influence of the manpower and material resources of the test and subjective factors of the testers on the test result is saved.

Drawings

FIG. 1 is a schematic diagram of an apparatus for automatically testing a PCB board for a water conservancy monitoring RTU;

fig. 2 is a test schematic.

In the figure: 1. a base; 2. a clamp bracket; 3. a quick clamp; 4. a quick clamp fixing block; 5. a jig pressing plate; 6. a jig tray; 7. a probe; 8. a human-machine interface; 9. a handle; 10. a PC; 11. and (5) testing the instrument.

Detailed Description

The following description of the related art will be made apparent to, and is not intended to limit the scope of, the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, an apparatus for automatically testing a PCB board for a water conservancy monitoring RTU, comprising: the device comprises a base 1, a clamp bracket 2, a quick clamp 3, a quick clamp fixing block 4, a jig pressing plate 5, a jig tray 6, a probe 7 and a man-machine interface 8;

the base 1 is used for bearing a PCB to be tested, realizing data interaction with the PCB to be tested and testing of corresponding interfaces, transmitting test results to the PC 10 in a serial port mode, the clamp bracket 2 is used for detachably connecting the quick clamp 3, the quick clamp 3 is used for clamping the PCB to be tested to be pressed onto the probe 7, the quick clamp fixing block 4 is used for fixedly connecting the jig pressing plate 5, the jig pressing plate 5 is used for fixing the PCB to be tested, the jig tray 6 is used for connecting the PCB to be tested with the probe 7, the probe 7 is used for electrically contacting circuit contacts of the PCB to be tested, and the man-machine interface 8 is used for outputting test results to the PC 10;

the clamp bracket 2 is vertically arranged on the base 1, the quick clamp 3 is connected to the upper part of the clamp bracket 2, the quick clamp fixing block 4 is fixedly connected to the lower end of the quick clamp 3, the jig pressing plate 5 is fixedly connected to the bottom of the quick clamp fixing block 4, and the jig tray 6 is fixedly arranged on the upper surface of the base 1;

when testing is needed, the quick clamp 3 drives the jig pressing plate 5 to clamp and fix the PCB to be tested to be pressed down together, the PCB to be tested is pressed onto the jig tray 6, the circuit contacts of the PCB to be tested are connected and conducted with the upper end of the head of the probe 7 to finish testing, and the probe 7 connects signals of the test points to the corresponding test instrument 11 to measure technical parameters; finally, the probes 7 are respectively pressed from bottom to top and the circuit contacts of the PCB to be tested are respectively pressed from top to bottom and are communicated with the circuits and the electronic components on the PCB to be tested, the circuits and the electronic components on the PCB to be tested are tested through the test instrument 11, and the test results are fed back.

Further, the quick clamp 3 is provided with a handle 9, during testing, the handle 9 is operated to enable the quick clamp 3 to drive the jig pressing plate 5 to clamp and fix the PCB to be tested to be pressed down together, after testing is completed, the handle 9 is operated to lift up, and the PCB to be tested is taken out to complete testing.

Further, the device is provided with a warning lamp, the warning lamp comprises a red warning lamp and a green warning lamp, the test system uses different display states to identify the test result of the main board to be tested, wherein the red warning lamp indicates that the step or the interface is abnormal, the test is unqualified, the green warning lamp indicates that the test passes through the qualified product, and meanwhile, the test system automatically stores the test result according to the serial number of the board, so that the later inquiry and tracing are convenient.

Further, the technical parameters measured by the device include current, voltage, resistance and power consumption.

In summary, the device for automatically testing the PCB for the water conservancy monitoring RTU provided by the utility model has the advantages that the circuit on the PCB to be tested, the circuit path between the electronic components and the testing system are conducted from top to bottom through the testing probe and the testing contact point, the PCB to be tested is tested, the traditional testing mode that the PCB for the water conservancy monitoring RTU needs to be manually tested through an instrument is changed, the testing efficiency of the PCB for the water conservancy monitoring RTU is improved, the influence of the testing manpower and material resources and subjective factors of testers on the testing result is saved, and therefore, the device has a wide application prospect.

It is emphasized that: the above embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims (3)

1. Device of automatic test water conservancy monitoring PCB board for RTU, its characterized in that includes: the device comprises a base (1), a clamp bracket (2), a quick clamp (3), a quick clamp fixing block (4), a jig pressing plate (5), a jig tray (6), a probe (7) and a man-machine interface (8);

the base (1) is used for bearing a PCB to be tested, realizing data interaction with the PCB to be tested and testing of corresponding interfaces, and transmitting test results to the PC (10) in a serial port mode, the clamp bracket (2) is used for detachably connecting the quick clamp (3), the quick clamp (3) is used for clamping the PCB to be tested to be pressed onto the probe (7), the quick clamp fixing block (4) is used for fixedly connecting the jig pressing plate (5), the jig pressing plate (5) is used for fixing the PCB to be tested, the jig tray (6) is used for connecting the PCB to be tested with the probe (7), the probe (7) is used for electrically contacting circuit contacts of the PCB to be tested, and the man-machine interface (8) is used for outputting test results to the PC (10);

the clamp bracket (2) is vertically arranged on the base (1), the quick clamp (3) is connected to the upper part of the clamp bracket (2), the quick clamp fixing block (4) is fixedly connected to the lower end of the quick clamp (3), the jig pressing plate (5) is fixedly connected to the bottom of the quick clamp fixing block (4), and the jig tray (6) is fixedly arranged on the upper surface of the base (1);

the device is provided with a warning lamp, and the warning lamp comprises a red warning lamp and a green warning lamp.

2. The device for automatically testing the PCB board for the water conservancy monitoring RTU according to claim 1, characterized in that the quick clamp (3) is provided with a handle (9).

3. The device for automatically testing a PCB for a water conservancy monitoring RTU according to claim 1, wherein the technical parameters measured by the device include current, voltage, resistance, and power consumption.