CN210514550U - Automobile switch voltage and resistance output function test bench - Google Patents
Automobile switch voltage and resistance output function test bench Download PDFInfo
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- CN210514550U CN210514550U CN201921339128.5U CN201921339128U CN210514550U CN 210514550 U CN210514550 U CN 210514550U CN 201921339128 U CN201921339128 U CN 201921339128U CN 210514550 U CN210514550 U CN 210514550U
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Abstract
The utility model discloses a car switch voltage and resistance output function testboard, including examining test table, examine test table and include MCU singlechip, LCD, voltage resistance detection circuitry and product interface, the product interface is used for connecting and waits to detect the product, and voltage resistance detection circuitry treats that detection product function value detects and transmits to the MCU singlechip, and the MCU singlechip includes data acquisition module, gear matching module and liquid crystal drive module. The utility model discloses a car switch output function testboard can gather the output value data of waiting to detect the product and handle data to automatic to product test output value compares with the solidification output value of each gear of this model product, thereby the mark detects product gear information and gives the whether qualified suggestion of product function, and convey data to LCD and carry out visual display, need not artifical discernment and judgement.
Description
Technical Field
The utility model relates to a car switch functional test, concretely relates to car switch voltage and resistance output function testboard.
Background
The automobile switch is an important accessory of an automobile, and the current product detection of voltage or resistance output mainly comprises manual identification and multimeter detection. For professional switch production enterprises, the switch types are more, the switch gears are more, manual identification and detection are low in production efficiency, labor intensity is high, and the requirement for high-speed development of the number of automobile products cannot be met. The manual identification and detection switch mainly comprises a power supply, a patch cord, a universal meter and the like, and when the gear of the switch to be detected is converted, the display value of the universal meter is compared with the required value of the gear required by the process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that current switch type is more and the switch gear is many, manual discernment is low with the mode production efficiency who detects switch gear function, intensity of labour is big, aim at provides a car switching voltage and resistance output function testboard, can gather and treat the output value data of treating the product and handle data, and compare the solidification output value of product test output value and each gear of this model product automatically, thereby the mark detects product gear information and gives the whether qualified suggestion of product function, and convey data to LCD and carry out visual display, need not artifical discernment and judgement.
The utility model discloses a following technical scheme realizes:
the utility model relates to an automobile switch voltage and resistance output function test bench, including detecting the platform, detect the platform and include MCU singlechip, LCD, voltage/resistance detection circuit and product interface, the product interface is used for connecting the product to be detected, voltage/resistance detection circuit detects and transmits the product function value to be detected to the MCU singlechip, the MCU singlechip includes data acquisition module, gear matching module and liquid crystal drive module, acquisition module receives the signal processing of voltage/resistance detection circuit and transmits the product output value to be detected to the gear matching module, the gear matching module stores the output value of solidifying each gear of each type of product, LCD is used for displaying each type of product list, receive the selection that LCD sent out through the serial ports and detect the product model and send to the gear matching module, gear matching module calls out each gear value according to the product model, and calibrating the gear information of the product to be detected and giving a prompt whether the product function is qualified or not to be transmitted to a liquid crystal display to be displayed by comparing the product output value with the solidified output value of each gear of the model.
The utility model discloses a car switch output function testboard can gather the output value data of waiting to detect the product and handle data to automatic to product test output value compares with the solidification output value of each gear of this model product, thereby the mark detects product gear information and gives the whether qualified suggestion of product function, and convey data to LCD and carry out visual display, need not artifical discernment and judgement. The utility model discloses when using the function detection that carries out the product, at first, select at liquid crystal display and then wait to detect the signal of product, be connected to the product interface with the product, data gather through the MCU singlechip, handle and compare at last, what the liquid crystal display was audio-visual shows this model waits to detect the gear that the product corresponds at last, and whether the output value that waits to detect the product of this model accords with the required value of this gear of this model product, thereby judge that the product function is good with bad and whether qualified.
The liquid crystal display is burned into the liquid crystal display through the special EDA programming interface, and the liquid crystal display can add the product model through programming, namely, a detection interface of a new product model can be added.
The MCU singlechip writes the solidified output values of all gears of all types of products into the gear matching module through the EDA writing interface, and can dynamically add function detection of new products through software programming.
The voltage/resistance detection circuit adopts a resistance-voltage conversion circuit.
The utility model discloses the mode etc. that interface was compiled to LCD, MCU singlechip, voltage/resistance detection circuitry, EDA mentioned in the utility model are prior art, and the concrete principle that data detection, data entry, data processing etc. that above-mentioned part relates to is known by technical personnel in the field, the utility model discloses an invent point is realizing automatic product function detection through the combination of above-mentioned each part, and not innovate the software program of above-mentioned each inside part.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model relates to an automobile switch voltage and resistance output function testboard can gather the output value data of waiting to detect the product and handle data to automatically compare product test output value with the solidification output value of each gear of this model product, thereby mark and detect the product gear information and give the whether qualified suggestion of product function, and convey data to the LCD and carry out visual display, need not artifical discernment and judgement;
2. the utility model relates to an automobile switch voltage and resistance output function testboard, various model product lists of LCD write into LCD through special EDA programming interface, LCD can add the product model through programming, can newly increase the detection interface of new product model;
3. the utility model relates to a car switch voltage and resistance output function testboard, MCU singlechip write the interface through EDA and burn the solidification output value of each gear of each model product into gear matching module in, can add the function detection of new product through software programming developments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
As shown in FIG. 1, the utility model relates to a test board for automobile switch voltage and resistance output function, which comprises a test board, the test board comprises an MCU singlechip, a liquid crystal display, a voltage/resistance detection circuit and a product interface, the product interface is used for connecting a product to be detected, the voltage/resistance detection circuit detects the function value of the product to be detected and transmits the function value to the MCU singlechip, the MCU singlechip comprises a data acquisition module, a gear matching module and a liquid crystal driving module, the acquisition module receives the signal processing of the voltage/resistance detection circuit and transmits the output value of the product to be detected to the gear matching module, the gear matching module stores and solidifies the output value of each gear of each type of product, the liquid crystal display is used for displaying product lists of each type, receives the type of the product to be detected sent from the liquid crystal display through a serial port and, the gear matching module calls each gear value according to the product model, calibrates the gear information of the product to be detected by comparing the product output value with the solidified output value of each gear of the model, and gives a prompt whether the product function is qualified or not to be transmitted to the liquid crystal display to be displayed.
The utility model discloses a car switch output function testboard can gather the output value data of waiting to detect the product and handle data to automatic to product test output value compares with the solidification output value of each gear of this model product, thereby the mark detects product gear information and gives the whether qualified suggestion of product function, and convey data to LCD and carry out visual display, need not artifical discernment and judgement. The utility model discloses when using the function detection that carries out the product, at first, select at liquid crystal display and then wait to detect the signal of product, be connected to the product interface with the product, data gather through the MCU singlechip, handle and compare at last, what the liquid crystal display was audio-visual shows this model waits to detect the gear that the product corresponds at last, and whether the output value that waits to detect the product of this model accords with the required value of this gear of this model product, thereby judge that the product function is good with bad and whether qualified.
The liquid crystal display is burned into the liquid crystal display through the special EDA programming interface, and the liquid crystal display can add the product model through programming, namely, a detection interface of a new product model can be added.
The MCU singlechip writes the solidified output values of all gears of all types of products into the gear matching module through the EDA writing interface, and can dynamically add function detection of new products through software programming.
The voltage/resistance detection circuit adopts a resistance-voltage conversion circuit.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. A voltage and resistance output function test bench for an automobile switch is characterized by comprising a test bench, wherein the test bench comprises an MCU (microprogrammed control unit) singlechip, a liquid crystal display, a voltage/resistance detection circuit and a product interface, the product interface is used for connecting a product to be tested, the voltage/resistance detection circuit detects a function value of the product to be tested and transmits the function value to the MCU singlechip, the MCU singlechip comprises a data acquisition module, a gear matching module and a liquid crystal driving module, the acquisition module receives the signal processing of the voltage/resistance detection circuit and transmits the output value of the product to be tested to the gear matching module, the gear matching module stores and solidifies the output values of all gears of various types of products, the liquid crystal display is used for displaying various types of product lists, the model of the product to be tested sent from the liquid crystal display is received through a serial port and is transmitted to the gear matching module, and calibrating the gear information of the product to be detected and giving a prompt whether the product function is qualified or not to be transmitted to a liquid crystal display to be displayed by comparing the product output value with the solidified output value of each gear of the model.
2. The testing platform for testing the output function of the switch voltage and the resistance of the vehicle as claimed in claim 1, wherein the product list of each model of the lcd is burned into the lcd through the programming interface of the special EDA.
3. The test bench for vehicle switch voltage and resistor output function of claim 1, wherein the MCU singlechip writes the solidified output values of each gear of each model product into the gear matching module through the EDA programming interface.
4. The automotive switch voltage and resistance output function test bench according to claim 1, wherein said voltage/resistance detection circuit employs a resistance-voltage conversion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921339128.5U CN210514550U (en) | 2019-08-16 | 2019-08-16 | Automobile switch voltage and resistance output function test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921339128.5U CN210514550U (en) | 2019-08-16 | 2019-08-16 | Automobile switch voltage and resistance output function test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210514550U true CN210514550U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921339128.5U Active CN210514550U (en) | 2019-08-16 | 2019-08-16 | Automobile switch voltage and resistance output function test bench |
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| Country | Link |
|---|---|
| CN (1) | CN210514550U (en) |
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2019
- 2019-08-16 CN CN201921339128.5U patent/CN210514550U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 625000 Caoba Industrial Concentration Zone, Yucheng District, Chengdu, Sichuan Province Patentee after: Ya'an Xiaohang Electric Appliances Co.,Ltd. Address before: 625000 Caoba industrial concentration area, Yucheng District, Ya'an City, Sichuan Province Patentee before: YA'AN XIAOHANG ELECTRONIC Co.,Ltd. |
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| CP03 | Change of name, title or address |