Instrument computer detector
The automated testing of the instrument computer tester has solved the problem of low accuracy in testing LED instruments for electric vehicles, achieving efficient and accurate testing and reducing the omission of defective parts and energy consumption.
Patent Information
- Application Number
- CN202520108646.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-17
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-01-17
AI Technical Summary
In the current technology, the testing of LED instruments for electric vehicles relies on visual inspection, which leads to high inspection difficulty, low accuracy, and easy omission of defective parts.
The instrument computer testing equipment includes a housing, a platform, an industrial computer, an industrial vision camera, and a programmable power supply. The industrial computer controls the programmable power supply, and the industrial vision camera takes pictures and samples and compares the data to achieve automated testing of the brightness, color, and light transmittance of the LED beads.
It improved the accuracy of testing, reduced the omission of defective parts, simplified the testing process, reduced energy consumption, and improved testing efficiency.
Smart Images
Figure CN223727184U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the field of detection equipment, in particular to an instrument computer detection instrument. BACKGROUND
[0002] With the progress of electric vehicle technology and the growing market demand, the intelligence of electric vehicle LED instrument is getting higher and higher, and the testing items of the manufacturer in the production process of electric vehicle LED instrument are also increasing, such as the number of light-emitting diodes of electric vehicle under the conditions of steering signal, battery remaining power, current driving speed, the transmittance of the face cover and whether the face cover has light leakage defect. These items are usually tested by visual inspection, which has high inspection difficulty, low accuracy and may cause the phenomenon of missing defective parts, which needs to be improved. CONTENT OF THE UTILITY MODEL
[0003] In order to improve the accuracy of testing the number of light-emitting diodes of electric vehicle under various conditions, the transmittance of the face cover and whether the face cover has light leakage defect, and reduce the phenomenon of missing defective parts, the present application provides an instrument computer detection instrument.
[0004] The instrument computer detection instrument provided by the present application adopts the following technical scheme:
[0005] An instrument computer detection instrument, comprising a shell, a storage platform, a test machine box, an industrial computer, an industrial vision camera and a program-controlled power supply arranged on the shell, the storage platform is used for placing test products, the industrial computer is electrically connected with the test machine box, the program-controlled power supply and the industrial vision camera respectively, the industrial computer is used for outputting a control signal to the program-controlled power supply to control the program-controlled power supply to supply power to the test products on the storage platform, and simultaneously receiving an instruction from the program-controlled power supply about the power supply current condition of the test products, the industrial vision camera is used for taking pictures of the test products on the storage platform and sending data to the industrial computer, and the industrial computer is used for receiving the data of the industrial vision camera for gray value and hue value comparison.
[0006] By adopting the technical scheme, when the LED instrument of the electric vehicle needs to be tested, the instrument is placed on the object placing platform with the lamp beads on the instrument facing upward, the industrial computer outputs a control signal to the program-controlled power supply, the program-controlled power supply supplies power to the specific input line of the instrument on the object placing platform, at this time, the state of the instrument being lighted is state one, the program-controlled power supply transmits an instruction to the industrial computer to inform the power supply current condition of the instrument being lighted in this state, at the same time, the industrial visual camera photographs and samples the lighted state of the instrument on the object placing platform, and sends data to the industrial computer, the industrial computer receives the data sent by the industrial visual camera to compare the gray value and the hue value, to determine whether the light brightness and the light color of the lamp beads on the instrument are normal, and whether the light transmittance of the face cover meets the requirements and whether the face sticker is offset.
[0007] After the test is completed, the instrument is debugged to switch to the next state and then placed on the object placing platform to be lighted, the program-controlled power supply and the industrial visual camera send corresponding data to the industrial computer to determine the current, brightness and color, after the test is completed, the instrument is debugged to switch to the next state to be tested, until all the test states of the instrument are tested and determined to be qualified, then it can be confirmed that the product is a good product, if the current of the product tested during the test is abnormal or the brightness and color of the LED lamp are abnormal, the test is exited and the product is determined to be a defective product, the computer is used for inspection and determination, effective identification can be performed, the inspection difficulty is reduced, the test result is more accurate, and the phenomenon of defective parts being missed can be reduced.
[0008] Optionally, an electrical switch arranged on the shell is further included, and the electrical switch is used to switch the state of the product tested on the object placing platform.
[0009] By adopting the technical scheme, when the instrument is tested in a state, the instrument can be switched to the next state to be lighted by controlling the electrical switch, without taking out the instrument to debug to switch to the next state and then placing the instrument on the object placing platform to be tested, so that the steps of the test process are simplified, and the test efficiency is improved.
[0010] Optionally, the test case is used to display whether the product is qualified.
[0011] By adopting the technical scheme, the determination result of the product tested is displayed through the test case, the determination efficiency is higher, and the error rate is lower.
[0012] Optionally, a start button is further arranged on the test case, and the start button is electrically connected with the industrial computer and is used to control the start and stop of the industrial computer.
[0013] By adopting the technical scheme, the industrial computer can be turned off in the non-test time, the standby power consumption of the industrial computer is reduced, and energy saving is achieved.
[0014] To sum up, the present application includes at least one of the following beneficial technical effects:
[0015] 1. The use of computer inspection determination can effectively identify, reduce the difficulty of inspection, and the test result is more accurate, so as to reduce the phenomenon of missing defective parts;
[0016] 2. By setting the electrical switch, the test process steps are simplified, which is conducive to improving the test efficiency.
[0017] 3. By setting the start button, the industrial computer can be turned off at non-testing time, reducing the standby energy consumption of the industrial computer and achieving energy saving; BRIEF DESCRIPTION OF DRAWINGS
[0018] Fig. 1 is a whole schematic diagram of the embodiment of the present application.
[0019] Fig. 2 is a structure diagram of the embodiment of the present application cut at the shell, mainly showing the structure of the industrial vision camera.
[0020] Fig. 3 is a working principle diagram of the embodiment of the present application.
[0021] Explanation of reference signs: 1, shell; 2, storage platform; 3, test case; 4, industrial computer; 5, industrial vision camera; 6, start button; 7, program-controlled power supply; 8, electrical switch. DETAILED DESCRIPTION
[0022] The following will be combined with the Figs. 1-3 The present application will be further described in detail.
[0023] The embodiment of the present application discloses a kind of instrument computer detection instrument. Referring to Figs. 1-3 , instrument computer detection instrument includes shell 1, storage platform 2, test case 3, industrial computer 4, industrial vision camera 5, program-controlled power supply 7 and electrical switch 8, storage platform 2 is used to place test product, test case 3 is used to show whether test product is qualified, in the embodiment, display screen is installed on test case 3 to show the determination result of test product.
[0024] Referring to Figs. 1-3, industrial computer 4 is electrically connected with test box 3, programmable power supply 7 and industrial vision camera 5 respectively, and is used to output control signals to programmable power supply 7 to control programmable power supply 7 to supply power to the test product on the placement platform 2, and receive instructions from programmable power supply 7 about the power supply current of the test product, industrial vision camera 5 is used to take pictures of the test product on the placement platform 2 and send data to industrial computer 4, and industrial computer 4 is used to receive the data of industrial vision camera 5 for comparison of gray value and hue value, and electrical switch 8 is used to switch the state of the test product on the placement platform 2.
[0025] Referring to Figs. 1-3 , a start button 6 is installed on the test box 3, and the start button 6 is electrically connected with the industrial computer 4 to control the start and stop of the industrial computer 4.
[0026] The implementation principle of the instrument computer detection instrument according to an embodiment of the application is as follows:
[0027] When the LED instrument of the electric vehicle needs to be tested, the instrument is placed on the placement platform 2 with the lamp beads facing upwards, the start button 6 is pressed to start the industrial computer 4, the industrial computer 4 outputs control signals to the programmable power supply 7 to control the programmable power supply 7 to supply power to the specific input line of the instrument on the placement platform 2, at this time, the state of the instrument lighting is state one, the programmable power supply 7 transmits instructions to the industrial computer 4 to inform the power supply current of the instrument in this state, at the same time, the industrial vision camera 5 takes pictures of the instrument in this lighting state on the placement platform 2 and sends data to the industrial computer 4, the industrial computer 4 receives the data sent by the industrial vision camera 5 to compare the gray value and the hue value, to determine whether the light brightness and the light color of the lamp beads on the instrument are normal, and whether the light transmittance of the face cover meets the requirements and whether the face sticker is offset.
[0028] After the test is completed, the electrical switch 8 is controlled to switch the instrument to the next state to light up, the programmable power supply 7 and the industrial vision camera 5 send corresponding data to the industrial computer 4 for current, brightness and color determination, after the test is completed, the electrical switch 8 is continuously controlled to switch the instrument to the next state for testing, until all the test states of the instrument are tested and all the states are qualified, the test box 3 displays that the product is a good product, if the current of the test product is abnormal or the brightness and color of the LED lamp are abnormal during the test, the test is exited and the product is determined to be a defective product, the computer inspection is used for determination, the inspection difficulty is reduced, the test result is more accurate, and the phenomenon of missing defective parts is reduced.
[0029] The above are preferred embodiments of the application, which do not limit the protection scope of the application, therefore: any equivalent changes made on the structure, shape and principle of the application should be covered within the protection scope of the application.
Claims
1. An instrument computer test set, characterized by: Including a shell (1) and a placing platform (2), a test case (3), an industrial computer (4), an industrial vision camera (5) and a program-controlled power supply (7) arranged on the shell (1), the placing platform (2) is used for placing test products, the industrial computer (4) is respectively connected with the test case (3), the program-controlled power supply (7) and the industrial vision camera (5), the industrial computer (4) is used for outputting control signals to the program-controlled power supply (7) to control the program-controlled power supply (7) to supply power to the test products on the placing platform (2), while receiving instructions from the program-controlled power supply (7) about the power supply current of the test products, the industrial vision camera (5) is used for taking pictures of the test products on the placing platform (2) and sending data to the industrial computer (4), and the industrial computer (4) is used for receiving the data of the industrial vision camera (5) for gray value and hue value comparison.
2. The instrument computer test device of claim 1, wherein: It also includes an electrical switch (8) arranged on the shell (1), which is used to switch the state of the test products on the placing platform (2).
3. The instrument computer test device of claim 1, wherein: The test case (3) is used to display whether the test products are qualified.
4. The instrument computer test device of claim 1, wherein: The test case (3) is also provided with a start button (6), which is connected with the industrial computer (4) and is used to control the opening and closing of the industrial computer (4).