CN114114065A - Full-automatic semi-trailer lamp light detection system and method - Google Patents
Full-automatic semi-trailer lamp light detection system and method Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The invention discloses a full-automatic semi-trailer lamp light detection system and a method, the detection system comprises an upper computer, a detection device and a code scanning gun, the upper computer stores a detection typical value table, the table records the vehicle model, the detection items, the typical value and the error range value, after the code scanning gun identifies the VIN code of the vehicle, can be used for matching and calling a detection typical value table of the vehicle model from an upper computer, the detection device is communicated with a vehicle function indicating lamp circuit, a current acquisition module is arranged in the device to acquire current parameters of different indicator lamps, the parameters generate a record table on an upper computer, comparing with the typical value and the error range value to obtain whether the corresponding detection item is qualified, calculating by the upper computer through a record table to obtain a standard deviation, the standard deviation replaces the numerical value in the error range value, so that the detection precision is optimized, and the problems that the full-automatic detection of the vehicle light detection is difficult to realize and the detection precision is improved by utilizing data statistics are solved.
Description
Technical Field
The invention relates to the technical field of trailer electrical system detection, in particular to a full-automatic semitrailer lamp light detection system and method.
Background
The main function of the car lamp is to illuminate the road ahead so that the driver can observe the traffic condition and obstacles conveniently, and the car lamp is also used for reminding the driver of the surrounding vehicle of the intention of changing the direction or indicating the dangerous condition, so that the brightness, the intensity, the current magnitude and the like of the car lamp can be detected regularly, the car lamp has important significance on the driving safety of the vehicle, and the detection of the existing trailer lighting system mainly depends on manual detection.
The prior art has the following disadvantages: (1) the manual detection is low in efficiency and uncertain, detection data are not digitized, and analysis and recording are not facilitated; (2) the vehicle information cannot be automatically identified and the typical value cannot be called, only detection and data acquisition can be completed, and the acquired detection data cannot be used as an error range value of the next detection; (3) under the condition that the current and other parameters are detected unqualified, no image recognition is carried out, and a worker needs to get off the vehicle to check.
Disclosure of Invention
Aiming at the defects or the improvement requirements of the prior art, the invention provides a full-automatic semi-trailer lamp light detection system and a method thereof, the detection system comprises an upper computer, a detection device and a code scanning gun, the upper computer stores a detection typical value table, the table records the vehicle model, the detection items, the typical value and the error range value, the code scanning gun can be used for matching and calling the detection typical value table of the vehicle model from the upper computer after identifying the VIN code of the vehicle, the detection device is communicated with a vehicle function indicating lamp circuit, a current acquisition module is arranged in the detection device to acquire the current parameters of different indicating lamps, the parameters generate a recording table on the upper computer, whether the corresponding detection items are qualified or not can be obtained by comparing the parameters with the typical value and the error range value, the upper computer calculates the standard deviation by the recording table, and the standard deviation replaces the value in the error range value so as to optimize the detection precision, the problem of vehicle light detect be difficult to realize full automated inspection and utilize data statistics to improve the detection precision is solved.
In order to achieve the above object, according to one aspect of the present invention, there is provided a fully automatic semitrailer light detection system, including:
the upper computer stores a detection typical value table;
the system comprises a detection device, a camera and a code scanning gun which are in signal connection with the upper computer, wherein the code scanning gun identifies vehicle type information and sends the vehicle type information to the detection device;
the detection device comprises a current acquisition module, a microcontroller, a phase inverter, an audio processing module, a wireless communication module and an image identification module, wherein the wireless communication module is in signal intercommunication with the upper computer and is used for calling the detection typical value table;
the cameras are arranged on two sides of the vehicle and are in signal communication with the image recognition module, and the image recognition module and the audio processing module are respectively in signal communication with the microcontroller and judge whether the function indicator lamp is lightened;
the microcontroller controls the phase inverter to output current for the vehicle function indicator lamp, and the current acquisition module is respectively communicated with the microcontroller and the phase inverter circuit and is used for acquiring current parameters of the function indicator lamp, generating a recording table and comparing the recording table with the detection typical value table to obtain whether the function indicator lamp is qualified or not;
and the upper computer calculates a standard deviation through a recording table, and replaces an error range value in the detection typical value table with the standard deviation to optimize the detection precision.
Further, detection device including sweep a yard module, sweep a yard module respectively with sweep a yard rifle signal intercommunication.
Furthermore, the microcontroller and the wireless communication module are in signal intercommunication, the microcontroller obtains vehicle detection items according to the called typical parameter table, and the microcontroller controls the phase inverter to carry out the detection items.
Further, the detection device includes a grounding module in communication with the inverter circuit.
The semitrailer socket is communicated with the inverter circuit and used for supplying power to a semitrailer function indicating lamp;
the detection device comprises a power module, and the module is communicated with an external power supply and used for supplying power to the detection device.
Furthermore, the detection device comprises a memory, and the module is in signal intercommunication with the microcontroller and is used for storing the electrical parameter table called from the upper computer.
And the loudspeaker is in signal communication with the audio processing module and is used for informing a worker whether the function indicating lamp is lightened or not.
According to another aspect of the invention, a method for using the full-automatic semitrailer light detection system based on the above is provided, which comprises the following steps:
s101, identifying a vehicle type, scanning a vehicle VIN code to obtain vehicle information, and calling a vehicle detection typical value table of the vehicle type from an upper computer through the vehicle information;
s102, automatic and sequential detection is carried out, current is sequentially output to each function indicator lamp of the vehicle according to vehicle detection items, and then current parameters of the function indicator lamps are collected;
s103, comparing whether the detection parameters are qualified or not, comparing the current parameters with the typical value and the error range value, and judging whether the current parameters of the corresponding function indicator lamps are qualified or not;
s104, continuing to detect, and if the detection is qualified, continuing to detect the next item;
s105, uploading data after detection is finished, and sending current parameters detected by each item to an upper computer;
and S106, generating a detection record table, generating the record table by the upper computer according to the current parameters, obtaining a standard deviation according to the current parameters, recording the standard deviation into a detection typical value table of the vehicle with the corresponding model, and using the standard deviation as an error range value when the item is detected next time to finish the vehicle light detection.
Further, the method also comprises the following steps:
s107, judging whether the indicator light is lighted, after S103, if the current parameter of the item is unqualified, continuing to keep the corresponding function indicator light powered on, shooting a lighted image of the function indicator light through a camera, and identifying image information to judge whether the function indicator light is lighted;
and S108, voice prompt, informing the worker of the lighting condition of the function indicating lamp through a loudspeaker, and then continuing to S104.
Further, the inspection typical value table includes a vehicle model, inspection items, typical values, and error range values.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
1. the invention provides a full-automatic semitrailer light detection system, which comprises an upper computer, a detection device and a code scanning gun, wherein a detection typical value table is stored in the upper computer, the table records the vehicle model, the detection items, the typical value and the error range value, after the code scanning gun identifies the VIN code of the vehicle, can be used for matching and calling a detection typical value table of the vehicle model from an upper computer, the detection device is communicated with a vehicle function indicating lamp circuit, a current acquisition module is arranged in the device to acquire current parameters of different indicator lamps, the parameters generate a record table on an upper computer, comparing with the typical value and the error range value to obtain whether the corresponding detection item is qualified, calculating by the upper computer through a record table to obtain a standard deviation, the standard deviation replaces the numerical value in the error range value, so that the detection precision is optimized, and the problems that the full-automatic detection of the vehicle light detection is difficult to realize and the detection precision is improved by utilizing data statistics are solved.
2. The invention provides a full-automatic semitrailer light detection system, wherein a detection device comprises an image identification module and an audio processing module, wherein a first camera and a second camera which are positioned on two sides of a vehicle shoot image information of a function indicating lamp and then send the image information to the image identification module, the module sends the information to a microcontroller, then a judgment result of whether the function indicating lamp is on is sent to the audio processing module, and finally the judgment result is reported to a worker through a loudspeaker, so that the detection efficiency is improved.
3. The invention provides a full-automatic semitrailer light detection system.A detection device comprises a code scanning module and a wireless communication module, wherein the code scanning module is in signal intercommunication with the wireless communication module and a code scanning gun respectively and is used for receiving and identifying VIN code information, and the wireless communication module wirelessly transmits the information to an upper computer to realize rapid vehicle type identification and matching detection typical value list.
Drawings
Fig. 1 is a first schematic diagram of a full-automatic semitrailer light detection system according to an embodiment of the invention;
FIG. 2 is a schematic diagram II of a full-automatic semitrailer light detection system according to an embodiment of the invention;
fig. 3 is a diagram of a full-automatic semitrailer light detection method according to an embodiment of the invention.
In all the figures, the same reference numerals denote the same features, in particular: the system comprises a host computer 1, a detection device 2, a first camera 3, a second camera 4, a code scanning gun 5, a trailer socket 6, a loudspeaker 7, a power supply module 201, a current acquisition module 202, a microcontroller 203, a phase inverter 204, a code scanning module 205, a memory 206, a grounding module 207, an audio processing module 208, a wireless communication module 209 and an image recognition module 210.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-3, the invention provides a full-automatic semitrailer light detection system, which comprises an upper computer 1, a detection device 2, a first camera 3, a second camera 4, a code scanning gun 5 and a loudspeaker 7, wherein the detection device 2 is respectively in signal communication with the upper computer 1 and a semitrailer, the code scanning gun 5 identifies a Vehicle Identification Number (chinese name is a Vehicle Identification code) of the semitrailer and transmits the VIN to the detection device 2, the detection device 2 comprises a current collection module 202, a microcontroller 203 and an inverter 204, the upper computer 1 is used for storing detection typical values and allowable error range values of the typical values of different vehicles, the detection typical values are called from the upper computer 1 by the microcontroller 203 according to the VIN code, the microcontroller 203 controls the inverter 204 to sequentially light function indicating lamps of the vehicles, the current collection module 202 is in circuit communication with the inverter 204, the device is used for respectively collecting current parameters of each function indicator lamp in the lighting process, the current parameters are sent to the microcontroller 203 to be compared with a detection typical value, whether the function indicator lamp is qualified is judged, the upper computer 1 generates a recording table after receiving the current parameters, a standard deviation is obtained through accumulated data and is used as an error range value of the typical value detected in future, and therefore detection precision is continuously improved.
Further, as shown in fig. 1 and 2, the detection device 2 includes a power module 201, a microcontroller 203, a phase inverter 204, a code scanning module 205 and a memory 206, wherein the power module 201 is used for connecting an external power supply to supply power to other modules in the detection device 2, the code scanning module 205 is in signal communication with the code scanning gun 5, after the code scanning gun 5 scans and collects the VIN code of the vehicle, information such as the vehicle model, the vehicle body type, the manufacturer, the engine code and the like is sent to the code scanning module 205, the microcontroller 203 compares the VIN code of the code scanning module 203 with a record table in the upper computer 1 to call a detection typical value table of the vehicle of the model, and the memory 206 plays a role of temporarily storing and calling the detection typical value table to achieve the purpose of automatically matching the vehicle model and the detection items.
Further, as shown in fig. 2, the detecting device 2 further includes a current collecting module 202, a grounding module 207, an audio processing module 208, a wireless communication module 209 and an image recognition module 210, wherein the current collecting module 202 is in signal communication with the microcontroller 203 and the inverter 204, preferably, the microcontroller 203 may employ an MCU (micro controller unit, a multi-point control unit), the inverter 204 may employ a CMOS transistor (Complementary metal Oxide Semiconductor Field Effect transistor), the inverter 204 is in circuit communication with the function indicator lamps through the trailer sockets 6, the microcontroller 203 controls the inverter 204 to illuminate the function indicator lamps according to a preset sequence and parameters, at this time, the current collecting module 202 collects current parameters when the function indicator lamps are illuminated, the microcontroller 203 receives the current parameters and sends the current parameters to the memory 206 and the wireless communication module 209, the wireless communication module 209 sends the current parameters to the upper computer 1 to generate a recording table, preferably, a detection typical value table is stored in the upper computer 1, information such as different vehicle models, detection items, typical values, error range values and the like is recorded in the table, further, when each function indicator lamp is lighted, the first camera 3 and the second camera 4 are arranged on two sides of the vehicle and are used for shooting the function indicator lamps at different positions and sending the image information obtained by shooting to the image identification module 210 to identify whether the specified function indicator lamp is lighted or not, the module sends the information to the microprocessor 203, the audio processing module 208 is respectively in signal communication with the loudspeaker 7 and the microcontroller 203, the microprocessor 203 reports the image identification result to the working personnel through the loudspeaker 7, the working flow of the detection personnel is simplified, further, the grounding module 207 is in circuit communication with the inverter 204, when the inverter 204 is electrified to detect the function indicator lamp, the function indicator lamp is grounded, so that electric leakage in the detection process is prevented, and safety threat to working personnel is avoided.
As shown in fig. 1-3, according to another aspect of the present invention, the present invention provides a method for using the light detection system of the full-automatic semitrailer, including:
s101, recognizing a vehicle type;
specifically, a VIN code of the vehicle is scanned by using a code scanning gun 5, after vehicle information is obtained by a code scanning module 205, the vehicle information is sent to an upper computer 1 through a wireless communication module 209, and a detection item, a typical value and an error range value of the vehicle of the type are obtained by matching the vehicle information with the vehicle type in the upper computer 1;
s102, automatic detection is carried out in sequence;
specifically, the microcontroller 203 controls the inverter 204 to energize the function indicator light of the vehicle according to the detection items, and the current collection module 202 detects the current of the inverter 204 to obtain the current parameter of the function indicator light;
s103, comparing whether the detection parameters are qualified or not;
specifically, the wireless communication module 209 sends the detected current parameter to the upper computer 1, and the upper computer compares the parameter with the typical value and the error range value to judge whether the current parameter of the function indicator lamp is qualified;
s104, continuing to detect;
specifically, after the current parameter is determined to be within the error range corresponding to the typical value, the microcontroller 203 controls the inverter 204 to perform the next item, and the current collection module 202 sequentially detects the current parameters of the other function indicator lamps.
S105, detecting the finished uploaded data;
specifically, after the current collection module 202 detects the function indicator lamps in all the items, all the current parameters are sent to the upper computer 1 through the wireless communication module 209;
s106, generating a detection record table;
specifically, the upper computer 1 generates a record table of current parameters, calculates a standard deviation according to the parameters, records the standard deviation in a detection typical value table of the vehicle of the model, and uses the standard deviation as an error range value when detecting the item next time so as to improve the detection precision;
s107, whether an indicator light is turned on or not is judged;
specifically, after S103 is completed, if the current parameter is not qualified, the inverter 204 continuously keeps the function indicator lamp powered on, then the first camera 3 and the second camera 4 are turned on, and a camera of the function indicator lamp corresponding to the vehicle is captured to obtain image information of the function indicator lamp, where the image information is sent from the first camera 3 and the second camera 4 to the image recognition module 210, and the image recognition module 210 determines whether the function indicator lamp corresponding to the item is turned on;
s108, voice prompt;
specifically, after S107, the image recognition module 210 sends the image information to the microcontroller 203, the microcontroller 203 then determines whether the function indicator is turned on, and sends the determination result to the audio processing module 209, and the audio processing module 209 notifies the worker of the turning-on condition of the function indicator through the speaker 7, and then S104 continues.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a full-automatic semitrailer light detecting system which characterized in that includes:
an upper computer (1) storing a detection typical value table;
the device comprises a detection device (2) in signal connection with the upper computer (1), a camera and a code scanning gun (5), wherein the code scanning gun (5) identifies vehicle type information and sends the vehicle type information to the detection device (2);
the detection device (2) comprises a current acquisition module (202), a microcontroller (203), a phase inverter (204), an audio processing module (208), a wireless communication module (209) and an image identification module (210), wherein the wireless communication module (209) is in signal intercommunication with the upper computer (1) and is used for calling the detection typical value table;
the cameras are arranged on two sides of the vehicle and are in signal communication with the image recognition module (210), the image recognition module (210) and the audio processing module (208) are in signal communication with the microcontroller (203) respectively and judge whether the function indicator lamp is lightened;
the microcontroller (203) controls the inverter (204) to output current for the vehicle function indicator lamp, and the current acquisition module (202) is respectively in circuit communication with the microcontroller (203) and the inverter (204) and is used for acquiring current parameters of the function indicator lamp, generating a record table and comparing the record table with the detection typical value table to obtain whether the function indicator lamp is qualified or not;
and the upper computer (1) calculates a standard deviation through a recording table, and replaces an error range value in the detection typical value table with the standard deviation to optimize the detection precision.
2. The full-automatic semitrailer light detection system of claim 1, characterized in that, the detection device comprises a code scanning module (205), and the code scanning module (205) is respectively in signal communication with the code scanning gun (5).
3. The full-automatic semitrailer light detection system according to claim 1, characterized in that the microcontroller (203) and the wireless communication module (209) are in signal communication, the microcontroller (203) obtains vehicle detection items according to the called typical parameter list, and the microcontroller (203) controls the inverter (204) to perform the detection items.
4. A fully automatic semitrailer light detection system according to any one of claims 1 to 3, characterised in that the detection device (2) comprises a grounding module (207), the grounding module (207) being in circuit communication with the inverter (204).
5. A fully automatic semitrailer light detection system according to any one of claims 1 to 3, characterized by comprising a trailer socket (6), wherein the trailer socket (6) is in circuit communication with the inverter (204) for supplying power to a semitrailer function indicator light;
the detection device (2) comprises a power module (201) which is communicated with an external power supply and used for supplying power to the detection device (2).
6. A fully automatic semitrailer light detection system as claimed in claim 3, characterised in that said detection device (2) comprises a memory (206) in signal communication with said microcontroller (203) for storing electrical parameter tables recalled from said upper computer (1).
7. A fully automatic semitrailer light detection system as claimed in claim 1, characterized by comprising a speaker (7), said speaker (7) being in signal communication with said audio processing module (208) for notifying a worker whether a function indicator light is on or off.
8. A full-automatic semitrailer light detection method is characterized by being implemented by applying the full-automatic semitrailer light detection system as claimed in any one of claims 1 to 7, and comprising the following steps of:
s101, identifying a vehicle type, scanning a vehicle VIN code to obtain vehicle information, and calling a detection typical value table from an upper computer through the vehicle information;
s102, automatic and sequential detection is carried out, current is sequentially output to each function indicator lamp of the vehicle according to vehicle detection items, and then current parameters of the function indicator lamps are collected;
s103, comparing whether the detection parameters are qualified or not, comparing the current parameters with the typical value and the error range value, and judging whether the current parameters of the corresponding function indicator lamps are qualified or not;
s104, continuing to detect, and if the detection is qualified, continuing to detect the next item;
s105, uploading data after detection is finished, and sending current parameters detected by each item to an upper computer;
and S106, generating a recording table, generating the recording table by the upper computer according to the current parameters, obtaining a standard deviation according to the current parameters, recording the standard deviation into a detection typical value table of the vehicle with the corresponding model, and using the standard deviation as an error range value when the item is detected next time to finish the vehicle light detection.
9. A full-automatic semitrailer light detection system as claimed in claim 8, characterized in that, between said S103 and said S104, the following steps are included:
s107, judging whether the indicator light is lighted, after S103, if the current parameter of the item is unqualified, continuing to keep the corresponding function indicator light powered on, shooting a lighted image of the function indicator light through a camera, and identifying image information to judge whether the function indicator light is lighted;
and S108, voice prompt, informing the worker of the lighting condition of the function indicating lamp through the loudspeaker 7, and then continuing to S104.
10. A full-automatic semitrailer light detection system as claimed in claim 8, characterized in that said detection typical value table comprises vehicle models, detection items, typical values and error range values.
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