CN207557362U - A kind of full production cycle automatic test device of distribution terminal - Google Patents

Abstract

The utility model provides an automatic test device for the whole production cycle of a power distribution terminal. The automatic test device includes a main control unit, a communication unit, a signal interaction module and an intelligent adaptation unit; the adaptation unit is connected to a tested body, Collecting the information of the tested body according to the type of the tested body; the main control unit obtains the tested body information collected by the adaptation unit through the communication unit and the signal interaction module, and performs the test according to the type of the tested body. The utility model can timely discover the problems of raw materials, assembly and welding in the process of production and processing, thereby greatly improving the qualification rate of terminal products, achieving the purposes of improving production efficiency and reducing production costs.

Description

An automatic test device for the whole production cycle of power distribution terminal

technical field

The utility model relates to the technical field of power distribution terminal testing, in particular to an automatic testing device for a full production cycle of a power distribution terminal.

Background technique

The distribution automation system is an important means to realize the intelligent distribution network, which provides a solid foundation for the monitoring and control of the distribution network. The smooth implementation of the distribution automation system depends on a large number of distribution terminals installed on site, and the reliable quality and superior performance of the distribution terminals depend on the effective control of the product quality of the distribution terminals. However, at present, it is only tested for a single device or a complete machine of the power distribution terminal.

Utility model content

Aiming at the existing technology that only tests a single device or a complete power distribution terminal, but does not include single-board testing in the production process, and does not have a complete automatic test device for the entire production cycle of power distribution terminals, the utility model proposes a An automatic test device for the whole production cycle of a power distribution terminal.

An automatic test device for the whole production cycle of a power distribution terminal, including: a main control unit, a communication unit, a signal interaction module and an intelligent adaptation unit;

The adaptation unit is connected to the measured body, and collects the measured body information according to the type of the measured body;

The main control unit obtains the measured body information collected by the adaptation unit through the communication unit and the signal interaction module, and performs the test according to the type of the measured body.

Further, the intelligent adaptation unit includes: a single board slot, a single device test position, a complete tooling system, a test signal exchange module and an intelligent identification module;

When the tested body is a single board, it is connected to the slot of the single board; when the tested body is a single device, it is connected to the single device test position; when the tested body is a whole machine, it is connected to the whole machine tooling system;

The intelligent identification module is used to determine the type of the tested body according to the connection between the tested body and the single board slot, single-device test position or complete machine tooling system;

The test signal exchange module is used to collect the information of the tested body according to the type of the tested body.

Further, the signal interaction module includes: a control signal unit and a "three remote" unit;

The control signal unit is respectively connected with the main control unit and the adaptation unit, and is used to test the input and output signals of the single board;

The "three remote" units are respectively connected with the main control unit and the adapter unit, and are used to output remote control signals to the single device/complete machine according to the collected remote signaling data and telemetry of the single device/complete machine.

Further, it also includes a human-computer interaction unit connected to the main control unit; including a keyboard, a display panel and a printer.

Further, it also includes a battery management unit (2), which is connected with the main control unit (1); and is used for outputting various voltages.

Further, the voltage includes: DC 5V, DC 24V, DC 48V and AC 220V.

Compared with the closest prior art, the technical solution provided by the utility model has the following beneficial effects:

The technical solution provided by the utility model can automatically identify the tested objects in different production stages and conduct tests to find problems in the whole production cycle, improve the reliability of terminal products, and improve the quality of products.

The technical solution provided by the utility model improves the qualified rate of terminal products, and most production problems can be found and solved through testing in the production stage, which improves the qualified rate of final products and reduces the cost of terminal repairs in the later stage.

The technical scheme provided by the utility model improves product quality, and some production problems cannot be found in the whole machine test, but they are likely to become hidden dangers of product quality, and the testing device of the utility model can find problems in the whole production cycle and improve the reliability of the end product.

The technical scheme provided by the utility model has a high degree of automation. After the configuration of the test scheme is completed, the test process runs fully automatically, and the test report is automatically generated without manual intervention, reducing the cost of personnel input.

The cost of the technical solution provided by the utility model is small, and the three tests can be realized on one test system, which saves the equipment cost.

The technical scheme provided by the utility model is simple and easy to implement, the system structure is simple and clear, and the implementation difficulty is small.

Description of drawings

Figure 1 is a schematic block diagram of the automatic test device for the whole production cycle of the power distribution terminal;

Fig. 2 is a functional block diagram of the external interface of the main control unit of the test device;

Fig. 3 is a functional block diagram of the power management unit of the test device;

Fig. 4 is the functional block diagram of the intelligent adaptation unit in the test device;

Fig. 5 is a flow chart of the automatic testing method for the whole production cycle of the power distribution terminal.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail. In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model proposes an automatic test device for the whole production cycle of a power distribution terminal, as shown in Figure 1, including a main control unit 1, a power management unit 2, a communication unit 3, a control signal unit 4, and a "three remote" unit 5 , human-computer interaction unit 6 and intelligent adaptation unit 7 are composed of seven parts.

As shown in Figure 2 is the schematic block diagram of the external interface of the main control unit of the test device. The main control unit 1 uses a high-performance CPU with strong computing and processing capabilities. It is responsible for scheduling other units and controlling single boards, single devices and The normal operation of the whole machine test process.

The communication unit 3 is used to test the serial port, network port, wireless and other communication links of the tested body, and report the real-time status of the tested body, and then transmit it to the main control unit 1 .

The control signal unit 4 is used for testing various input and output signals of the single board.

The "three remote" unit 5 is used to output the remote control signal required by the measured object according to the collected remote signaling data of the measured object and the remote measurement collected by connecting the external AC and DC standard source through the communication unit.

The human-computer interaction unit 6 provides a keyboard, a display panel and a printer, which can be used to configure test parameters, start the test process, check test results and print test reports.

As shown in Figure 3 is the schematic block diagram of the power management unit of the test device. The power management unit 2 can output various voltage levels such as DC 5V, DC 24V, DC 48V, and AC 220V under the control of the main control unit 1. Once the test process starts, The main control unit 1 sends an instruction to the power management unit to output a high voltage signal according to the power supply voltage level of the object under test. After receiving the control instruction, the power management unit 2 provides a power signal of the corresponding voltage to the object under test.

As shown in Figure 4 is the functional block diagram of the intelligent adaptation unit in the test device. The intelligent adaptation unit 7 is a key component to realize the full production cycle test. The front end of the intelligent adaptation unit 7 is equipped with a slot customized for the single The test position customized for the device and the tooling system customized for the whole machine are used to connect the tested body. After the docking of the tested body is completed, the intelligent identification module in the intelligent adaptation unit 7 can automatically identify different tested bodies, and then through the test signal exchange The module connects the signal under test to the corresponding test unit of the test system to ensure the realization of automated testing of the entire production cycle.

An automated testing method for the entire production cycle of a power distribution terminal can be divided into three stages based on the entire product life cycle: single-board testing, single-device testing, and complete machine testing, as shown in Figure 5.

The first stage is the initial stage of production. The single-board test is performed on the finished single-board. The main purpose of the single-board test is to test whether there are problems with components and soldering. The test device is connected to the tested board through the intelligent adapter unit 7. There are slots customized for various boards in the intelligent adapter unit 7. Put the boards into the corresponding slots, and pull the wrench to fix the boards. At this time, the test points of the boards will be automatically connected to the power supply unit of the test system. 2. In the communication unit 3 and the control signal unit 4, the single board test is divided into two cases according to whether the board has a CPU or not. For the board with a CPU, in order to reduce the complexity of the test, first inject the test program, through the control signal unit 4. Directly test the input and output signals of the CPU, and inject the factory program after the test is completed; for the board without CPU, the control signal unit 4 will directly simulate the control signal of the CPU to test it, and automatically generate it after all tests are completed. testing report.

The second stage is the middle stage of production. The single device after assembly is tested. The main purpose of the single device test is to test whether the port of the device is working normally. There is a test position customized for the device, place the device in the corresponding test position, pull the wrench to fix the device, at this time the device interface terminal will be automatically connected to the power unit 2, communication unit 3 and "three remote" units of the test system In 5, the operator configures the test plan through the human-computer interaction interface 6, which includes detecting the input and output voltage of the power port, detecting all communication ports, detecting remote control, remote signaling, and telemetry ports, and then the operator starts the automated test process and waits for the test to complete Automatically generate test reports.

The third stage is the final stage of production. The whole machine is tested after the screen assembly is completed. The main purpose of the whole machine test is to test whether the function of the whole machine is normal. The test device is connected to the cabinet under test through the intelligent adaptation unit 7, and the intelligent adaptation unit In 7, there is a test tool customized for the cabinet. Put the test tool on the terminal block of the cabinet (if it is an aviation plug, connect it to the terminal block with a test cable), turn the handle to fix the tool, and at this time the signal of the cabinet terminal block will be Automatically connected to the power supply unit 2, communication unit 3 and "three remote" unit 5 of the test system, the operator configures the whole machine test plan through the human-computer interaction interface 6, which includes detecting the main and standby power supply, operating power supply, communication power supply voltage, Detect the serial, network, and wireless communication links, and check whether the "three remote" functions are normal, and then the operator starts the automated test process, and automatically generates a test report after the test is completed.

Those skilled in the art should understand that the embodiments of the present application may be provided as methods, systems, or computer program products. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

The present application is described with reference to flowcharts and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the present application. It should be understood that each procedure and/or block in the flowchart and/or block diagram, and a combination of procedures and/or blocks in the flowchart and/or block diagram can be realized by computer program instructions. These computer program instructions may be provided to a general purpose computer, special purpose computer, embedded processor, or processor of other programmable data processing equipment to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing equipment produce a An apparatus for realizing the functions specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions The device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process, thereby The instructions provide steps for implementing the functions specified in the flow chart or blocks of the flowchart and/or the block or blocks of the block diagrams.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model and not to limit them. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: it is still possible Any modification or equivalent replacement made to the specific implementation of the present utility model without departing from the spirit and scope of the present utility model shall be covered by the claims of the present utility model.

Claims (6)

1. a kind of full production cycle automatic test device of distribution terminal, which is characterized in that including：Main control unit (1), communication are single First (3), signal interaction module and intelligent adaptation unit (7)；

The adaptation unit (7) connect with measured body, and measured body information is acquired according to measured body type；

The main control unit (1) obtains the collected quilt of the adaptation unit (7) by communication unit (3) and signal interaction module Body information is surveyed, and is tested according to the measured body type.

A kind of 2. full production cycle automatic test device of distribution terminal as described in claim 1, which is characterized in that the intelligence Energy adaptation unit (7) includes：Single-board slot, single device to test position, complete machine fixture system, test signal Switching Module and intelligence are known Other module；

Measured body is connect when being veneer with single-board slot；It is connect when measured body is single device with single device to test position；Measured body is It is connect during complete machine with complete machine fixture system；

The intelligent identification module, for according to the measured body and single-board slot, single device to test position or complete machine tooling The connection of system determines measured body type；

Test signal Switching Module, for acquiring measured body information according to measured body type.

A kind of 3. full production cycle automatic test device of distribution terminal as claimed in claim 2, which is characterized in that the letter Number interactive module includes：Control signal element (4) and " three is distant " unit (5)；

Control signal element (4) is connect respectively with main control unit (1) and adaptation unit (7), for the input and output of testing single-board Signal；

" three is distant " unit (5) is connect respectively with main control unit (1) and adaptation unit (7), for single device/complete machine according to acquisition Remote signalling data and telemetering amount, output remote signal is to single device/complete machine.

4. a kind of full production cycle automatic test device of distribution terminal as described in claim 1, which is characterized in that further include Man-machine interaction unit (6) is connect with main control unit (1)；Including keyboard, display panel and printer.

5. a kind of full production cycle automatic test device of distribution terminal as described in claim 1, which is characterized in that further include Battery management unit (2) is connect with main control unit (1)；For exporting various voltages.

A kind of 6. full production cycle automatic test device of distribution terminal as claimed in claim 5, which is characterized in that the electricity Briquetting includes：Direct current 5V, direct current 24V, direct current 48V and alternating current 220V.