CN113008578B - Device, method and system for detecting vehicle direction misalignment and storage medium - Google Patents
Device, method and system for detecting vehicle direction misalignment and storage medium Download PDFInfo
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- CN113008578B CN113008578B CN202110177505.5A CN202110177505A CN113008578B CN 113008578 B CN113008578 B CN 113008578B CN 202110177505 A CN202110177505 A CN 202110177505A CN 113008578 B CN113008578 B CN 113008578B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/06—Steering behaviour; Rolling behaviour
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses a device, a method, a system and a storage medium for detecting vehicle direction misalignment, wherein the device comprises a detection control system and a plurality of wireless steering wheel horizontal detection devices; the detection control system receives detection data of a plurality of wireless steering wheel level detection devices; according to the invention, the detection of the vehicle direction misalignment is automatically completed through the electronic equipment, so that the problem that the driver needs to keep straight driving and needs to read at a low head, and both ends are difficult to consider can be avoided; the accuracy of the data can be ensured, and the accuracy and precision of detection are improved; meanwhile, a plurality of vehicles to be detected can be detected through a plurality of wireless steering wheel horizontal detection devices, so that the labor hour waste is reduced, and the working efficiency is improved; the invention can be widely applied to the technical field of vehicle steering wheel detection.
Description
Technical Field
The invention relates to the technical field of vehicle steering wheel detection, in particular to a device, a method and a system for detecting vehicle direction misalignment and a storage medium.
Background
The existing steering wheel detection device is characterized in that an electronic level meter is arranged on a steering wheel through a clamp, when a vehicle runs in a straight line of 30km/h, a driver looks at the display angle of the electronic level meter to judge the inclination angle of the steering wheel, bad products are distinguished, and data are recorded and managed; in the detection process, the driver needs to ensure that the vehicle runs in a straight line of 30km/h and looks at the value of the inclination angle of the steering wheel level at low head, so that whether the direction is incorrect is judged; the following drawbacks therefore occur:
(1) When the head is low, the running straight line of the vehicle is difficult to ensure, and the vehicle cannot be considered from side to side, so that the detection precision is greatly reduced, and particularly, the vehicle is operated at night, the light is insufficient, the visual difficulty is increased, and the running safety of the vehicle is influenced;
(2) Because the detection road section is short, the travel is only 16 meters, and the passing time is only about 1.96s; the driver can only read the data once. The reading position is randomly unfixed, and the manual judgment process has low guarantee capability;
(3) The driver cannot record the inclination angle during running, other projects need to be detected, the record is carried out on the score card after stopping, the staff is not concentrated in spirit during the period, the numerical value is easy to forget, and the accuracy of the data is affected; the pre-scanning post personnel enter the car number and the steering wheel inclination angle to the next post, the storage management is carried out, the detection process is complex, and the working hour waste exists.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the invention provides a vehicle direction misalignment detection device, a method, a system and a storage medium.
The technical scheme adopted by the invention is as follows:
in one aspect, an embodiment of the present invention includes a vehicle misalignment detection apparatus including a detection control system and a plurality of wireless steering wheel level detection apparatuses; the detection control system receives detection data of a plurality of wireless steering wheel level detection devices;
the wireless steering wheel level detection device comprises a steering wheel fixing bracket, a wireless level meter transmitter, a wireless remote control button, a power module and a shell; the wireless level meter, the wireless level meter transmitter and the wireless remote control transmitter are all connected with the power supply module, the wireless remote control button is arranged on one side of the steering wheel fixing support, the wireless remote control button is connected with the wireless remote control transmitter, the shell is horizontally arranged on the steering wheel fixing support, and the wireless level meter, the wireless level meter transmitter, the wireless remote control transmitter and the power supply module are all arranged in the shell;
the detection control system comprises a programmable logic controller, a control box, an operation box, a three-color indicator lamp with a buzzer, an upper computer, a code scanning gun, a plurality of wireless level meter receivers, a plurality of wireless remote control receivers and a plurality of sensors; the programmable logic controller is installed on the control box, the bar code gun is connected with the upper computer, and the control box, the three-color indicator lamp with the buzzer, the upper computer, the plurality of wireless level receivers, the plurality of wireless remote control receivers and the plurality of sensors are all connected with the programmable logic controller.
Further, the power supply module comprises a battery, a power supply charging port, a power supply indicator lamp and a power supply switch; the wireless level meter, the wireless level meter transmitter and the wireless remote control transmitter are all connected with the battery, the power indicator lamp and the power charging port are connected with the power switch, and the power charging port, the power indicator lamp and the power switch are all connected with the battery.
Further, the plurality of sensors in the detection control system are a first sensor, a second sensor and a third sensor respectively;
the first sensor is used for detecting whether a vehicle to be detected enters a detection road section or not;
the second sensor is used for triggering the detection program of the upper computer to start to execute the detection of the vehicle to be detected;
and the third sensor is used for triggering the detection program of the upper computer to finish executing the detection of the vehicle to be detected.
On the other hand, the embodiment of the invention also comprises a vehicle direction misalignment detection method, which comprises the following steps:
when the vehicle to be detected is detected to run to the detection road section, triggering the upper computer to call the detection program to start to execute the detection of the vehicle to be detected;
the wireless steering wheel level detection device sends detection data of the wireless level meter;
the programmable logic controller reads the detection data and performs operation to obtain a detection result;
and the three-color indicator lamp with the buzzer receives the detection result and displays whether the vehicle detection is qualified or not.
Further, the step of the programmable logic controller reading the detection data and performing operation to obtain a detection result specifically includes:
the programmable logic controller reads the detection data once every 100ms to obtain a plurality of level values;
calculating the average value and standard deviation of a plurality of level values;
eliminating corresponding level values through a normal distribution operation mode and a 3 delta criterion;
calculating the average value of the values of the residual level after elimination;
and if the average value of the values of the residual level after the elimination is within the interval of 0+/-1.50 degrees, determining that the detection is qualified, otherwise, determining that the detection is unqualified.
Further, before the wireless steering wheel level detecting device sends the detection data of the wireless level meter, the method further includes:
pressing a wireless remote control button to trigger a wireless steering wheel horizontal detection device to start to execute detection of the vehicle to be detected;
the wireless level meter displays detection data, wherein the detection data is the inclination angle of the steering wheel;
transmitting detection signals to a detection control system through a wireless level transmitter and a wireless remote control transmitter;
the wireless level meter receiver and the wireless remote control receiver receive the detection signals and transmit the detection signals to the programmable logic controller.
Further, after the programmable logic controller reads the detection data and performs operation to obtain a detection result, the method further includes:
the programmable logic controller sends the detection result to an upper computer;
and the upper computer stores the detection result and the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result into a database.
On the other hand, the embodiment of the invention also comprises a vehicle direction misalignment detection method, which comprises the following steps:
a plurality of vehicles to be detected enter the road section to be detected sequentially;
the upper computer sequentially reads the information of the vehicle to be detected and sequentially invokes corresponding detection programs to start detection;
the programmable logic controller sequentially extracts detection data sent by the wireless steering wheel level detection device according to the sequence of the vehicles to be detected entering the road section to be detected;
the programmable logic controller calculates the detection data to obtain a detection result;
and the upper computer receives the detection result and sequentially stores the detection result, the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result into a database.
On the other hand, the embodiment of the invention also comprises a vehicle direction misalignment detection system, which comprises:
at least one processor;
at least one memory for storing at least one program;
when the at least one program is executed by the at least one processor, the at least one processor is caused to implement the vehicle direction misalignment detection method.
In another aspect, embodiments of the present invention further include a computer-readable storage medium having stored thereon a processor-executable program for implementing the vehicle misalignment detection method when executed by a processor.
The beneficial effects of the invention are as follows:
(1) The vehicle direction misalignment detection device comprises a detection control system and a plurality of wireless steering wheel horizontal detection devices, and the detection of the vehicle direction misalignment is automatically finished through electronic equipment, so that the problem that a driver needs to keep straight driving and needs low-head reading at the same time and is difficult to consider at both ends can be avoided; the accuracy of the data can be ensured, and the accuracy and precision of detection are improved; meanwhile, a plurality of vehicles to be detected can be detected through a plurality of wireless steering wheel horizontal detection devices, so that the labor hour waste is reduced, and the working efficiency is improved;
(2) According to the vehicle direction misalignment detection method, detection data are read through a programmable logic controller and are operated to obtain a detection result; the detection result can be sent to a three-color indicator lamp with a buzzer, and whether the detection is qualified or not is directly displayed by the three-color indicator lamp with the buzzer; the detection procedure is carried out in one step, and the detection result is visually displayed; the process post can be reduced, the electronic equipment replaces manual reading and detection, the accuracy of detection data can be ensured, and the detection accuracy and precision are improved; the detection efficiency is improved;
(3) Meanwhile, the vehicle direction misalignment detection method can also detect a plurality of vehicles to be detected at the same time; the detection speed is high, and the detection efficiency is high.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a vehicle misalignment detection apparatus according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating steps of a method for detecting misalignment of a vehicle according to an embodiment of the present invention;
FIG. 3 is a flowchart illustrating steps of a method for detecting a plurality of vehicle misalignment simultaneously according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a hardware layout of vehicle direction misalignment detection according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a vehicle misalignment detection system according to an embodiment of the invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme. Embodiments of the present application are further described below with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of the present invention provides a vehicle misalignment detection apparatus including a detection control system and a plurality of wireless steering wheel level detection apparatuses; the detection control system receives detection data of a plurality of wireless steering wheel level detection devices;
the wireless steering wheel level detection device comprises a steering wheel fixing bracket, a wireless level meter transmitter, a wireless remote control button, a power module and a shell; the wireless level meter, the wireless level meter transmitter and the wireless remote control transmitter are all connected with the power supply module, the wireless remote control button is arranged on one side of the steering wheel fixing support, the wireless remote control button is connected with the wireless remote control transmitter, the shell is horizontally arranged on the steering wheel fixing support, and the wireless level meter, the wireless level meter transmitter, the wireless remote control transmitter and the power supply module are all arranged in the shell;
the detection control system comprises a programmable logic controller, a control box, an operation box, a three-color indicator lamp with a buzzer, an upper computer, a code scanning gun, a plurality of wireless level meter receivers, a plurality of wireless remote control receivers and a plurality of sensors; the programmable logic controller is installed on the control box, the bar code gun is connected with the upper computer, and the control box, the three-color indicator lamp with the buzzer, the upper computer, the plurality of wireless level receivers, the plurality of wireless remote control receivers and the plurality of sensors are all connected with the programmable logic controller.
Further, the power supply module comprises a battery, a power supply charging port, a power supply indicator lamp and a power supply switch; the wireless level meter, the wireless level meter transmitter and the wireless remote control transmitter are all connected with the battery, the power indicator lamp and the power charging port are connected with the power switch, and the power charging port, the power indicator lamp and the power switch are all connected with the battery.
Further, the plurality of sensors in the detection control system are a first sensor, a second sensor and a third sensor respectively;
the first sensor is used for detecting whether a vehicle to be detected enters a detection road section or not;
the second sensor is used for triggering the detection program of the upper computer to start to execute the detection of the vehicle to be detected;
and the third sensor is used for triggering the detection program of the upper computer to finish executing the detection of the vehicle to be detected.
In this embodiment, the vehicle direction misalignment detection apparatus includes 10 wireless steering wheel level detection apparatuses and 1 detection control system; the wireless steering wheel level detecting device comprises a steering wheel fixing bracket, a wireless level transmitter, a wireless remote control button, a 12V battery, a power charging port, a power indicator, a power switch and a shell; the shell is horizontally arranged on the steering wheel fixing support, the 12V battery is connected with the wireless level meter and the wireless level meter transmitter and is arranged in the shell, and the power switch is connected with the power indicator lamp and the power charging port and is arranged on the shell; the power switch, the power indicator and the power charging port are all connected with the 12V battery, the wireless remote control button is arranged on the right side of the bracket and connected with the wireless remote control transmitter, and the wireless remote control transmitter is arranged in the shell and connected with the 12V battery. The detection control system comprises a Programmable Logic Controller (PLC), a control box, an operation box, 10 wireless level meter receivers, 10 wireless remote control receivers, a vehicle in-place sensor, a start detection sensor, an end detection sensor, a three-color indicator lamp with a buzzer, an upper computer and a code scanning gun; the PLC is arranged on the control box, and the 10 wireless level meter receivers, the 10 wireless remote control receivers, the vehicle in-place sensor, the start detection sensor, the end detection sensor, the three-color indicator lamp with the buzzer and the operation box are respectively connected with the PLC; the bar code gun is connected with an upper computer, and the upper computer is connected with a PLC.
In this embodiment, the first sensor is a vehicle in-place sensor, the second sensor is a start detection sensor, and the third sensor is an end detection sensor; the three-color tower lamp with the buzzer can receive the detection result and display whether the vehicle is qualified or not. If the detection is qualified, the green light is turned on, and if the detection is unqualified, the red light is turned on and the alarm sound prompt is accompanied.
In the embodiment, the detection of the direction error needs to be carried out by 30KM/h, the detection tool needs to move synchronously with the vehicle, at present, 7 detectors are needed for track detection by using the VQ3 line productivity 48S, each detector needs to be provided with 1 wireless steering wheel level detection device, 7 wireless levels are needed, one detector is needed for detection, 1 wireless level is needed to be provided, and 2 wireless levels are needed for replacement; 10 wireless levels are required to meet production requirements, and the wireless levels are randomly matched with a detection vehicle.
The vehicle direction misalignment detection device provided by the embodiment of the invention has the following technical effects:
the vehicle direction misalignment detection device comprises a detection control system and a plurality of wireless steering wheel horizontal detection devices, and the detection of the vehicle direction misalignment is automatically finished through electronic equipment, so that the problem that a driver needs to keep straight driving and needs low-head reading at the same time and is difficult to consider at both ends can be avoided; the accuracy of the data can be ensured, and the accuracy and precision of detection are improved; meanwhile, through the plurality of wireless steering wheel horizontal detection devices, a plurality of vehicles to be detected can be detected at the same time, so that the man-hour waste is reduced, and the working efficiency is improved.
Referring to fig. 2, the embodiment of the present invention further includes a method for detecting a vehicle misalignment, including, but not limited to, the following steps:
s1, detecting that a vehicle to be detected runs to a detection road section, triggering an upper computer to call a detection program to start to execute detection of the vehicle to be detected;
s2, the wireless steering wheel level detection device sends detection data of the wireless level meter;
s3, the programmable logic controller reads the detection data and performs operation to obtain a detection result;
s4, receiving the detection result by the three-color indicator lamp with the buzzer, and displaying whether the vehicle detection is qualified or not.
Referring to fig. 4, in the present embodiment, detection of the vehicle misalignment is performed mainly by the detection apparatus shown in fig. 1; specifically, before a vehicle to be detected enters a detection road section, a bar code of a score card is scanned by a code scanning gun, so that the upper computer can read the information of the vehicle to be detected; then accelerating the vehicle to be detected to 30km/h, and keeping constant-speed straight running; meanwhile, driving into the road section to be detected according to the appointed road section; when the vehicle to be detected runs to a detection road section, a wireless remote control button of the wireless steering wheel level detection device is pressed, so that the wireless steering wheel level detection device starts to detect the vehicle to be detected, and the wireless level meter records detection data, wherein the detection data is the steering wheel inclination angle of the vehicle to be detected; meanwhile, when the vehicle to be detected runs to the detection road section, a start detection switch of the detection control system is triggered, the upper computer invokes a detection program to start detecting the vehicle to be detected, at the moment, the PLC reads detection data recorded by the wireless level meter and carries out operation to obtain a detection result, the detection result is sent to the three-color indicator lamp with the buzzer, the three-color indicator lamp with the buzzer receives the detection result, and whether the vehicle detection is qualified or not is displayed.
Optionally, step S3, that is, the step of the programmable logic controller reading the detection data and performing an operation to obtain a detection result, specifically includes:
s301, the programmable logic controller reads the detection data once every 100ms to obtain a plurality of level values;
s302, calculating the average value and standard deviation of a plurality of level values;
s303, eliminating corresponding level values through a normal distribution operation mode and a 3 delta criterion;
s304, calculating the average value of the values of the residual level after elimination;
s305, if the average value of the values of the residual level after the elimination is within the interval of 0+/-1.50 degrees, determining that the detection is qualified, otherwise, determining that the detection is unqualified.
In this embodiment, the PLC starts to read the detection data recorded by the wireless level, i.e., the level value, and the read data is accurate to the last two decimal places; specifically, the PLC reads the level value recorded by the wireless level for 1 time every 100ms, the level value can be read 20 times, then the average value and standard deviation of the 20 level values are calculated through the PLC, the data larger than the average value 3 delta are removed through a normal distribution operation mode, the rest data are averaged, the average value of the rest data is judged to be qualified in detection within a 0+/-1.50 DEG interval, otherwise, the detection is judged to be unqualified, and meanwhile, the PLC can send the detection result to a three-color indicator lamp with a buzzer, and the three-color indicator lamp with the buzzer displays whether the detection is qualified or not; and detecting a qualified green light, detecting a disqualified red light and prompting along with an alarm sound.
Specifically, in this embodiment, the PLC receives the level value recorded by the wireless level once every 100ms from the detection start point, and receives the level value for 20 times, and it takes 2s to calculate the running speed of about 17m at 30km/h, and then the PLC receives the level value recorded by the wireless level 20 times, so the detection end switch can be installed at about 20m from the detection start point; according to the embodiment, the accuracy of detection data recorded by the wireless level meter can be ensured by a multipoint measurement and averaging mode, and the detection accuracy is improved; meanwhile, in the process of processing the multi-point measurement data, the error of the level meter numerical value recorded by the wireless level meter is larger due to the fact that the road surface is uneven or the ground has small obstacle, the level meter numerical value with larger error is removed by using a normal distribution operation mode and a 3 delta criterion, and the detection precision can be further improved.
In this embodiment, whether the actual speed of the vehicle in the detected road section is qualified can be further determined; specifically, according to the rule of the speedometer, the formula 0 is less than or equal to V1-V2 is less than or equal to (V2/10) +4; it is known that the actual maturation speed of the road vehicles should be detected within the following range: the actual speed V2 is less than or equal to 23.63km/h and less than or equal to 30km/h; meanwhile, if the distance of the detected link is 20m, it can be calculated that the passing time taken to pass the detected link should satisfy the following range: 2.4S is less than or equal to the passing time and less than or equal to 3S, namely whether the running speed of the vehicle on the detected road section is qualified can be judged by judging whether the detection time is within a specified detection time range; for example, if the distance between the set detection road segments is 20m and the time taken for the vehicle to pass through the detection road segments is 4S, it is indicated that the speed of the vehicle to be detected passing through the detection road segments is too slow, and at this time, the detection result obtained by the PLC will be invalid, and the vehicle to be detected needs to be detected at the same time.
Optionally, after the programmable logic controller reads the detection data and performs operation to obtain a detection result, the method further includes:
the programmable logic controller sends the detection result to an upper computer;
and the upper computer stores the detection result and the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result into a database.
In this embodiment, after the vehicle to be detected passes through the position of the detection end switch, the upper computer automatically stores the detection result obtained by the PLC and the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result in the upper computer database. According to the embodiment, the detection data are stored, the basis can be provided for subsequent inquiry of vehicle information, and the whether the vehicle detection is qualified or not can be clearly known from the stored vehicle data, and the vehicles which are unqualified in detection are correspondingly corrected or reworked.
The vehicle direction misalignment detection method provided by the embodiment of the invention has the following technical effects:
according to the vehicle direction misalignment detection method, detection data are read through a programmable logic controller and are operated to obtain a detection result; the detection result can be sent to a three-color indicator lamp with a buzzer, and whether the detection is qualified or not is directly displayed by the three-color indicator lamp with the buzzer; the detection procedure is carried out in one step, and the detection result is visually displayed; the process post can be reduced, the electronic equipment replaces manual reading and detection, the accuracy of detection data can be ensured, and the detection accuracy and precision are improved; and the detection efficiency is improved.
Referring to fig. 3, on the other hand, the embodiment of the present invention further provides a method for detecting vehicle direction misalignment, which can simultaneously detect a plurality of vehicles to be detected, and the method includes, but is not limited to, the following steps:
D1. a plurality of vehicles to be detected enter the road section to be detected sequentially;
D2. the upper computer sequentially reads the information of the vehicle to be detected and sequentially invokes corresponding detection programs to start detection;
D3. the programmable logic controller sequentially extracts detection data sent by the wireless steering wheel level detection device according to the sequence of the vehicles to be detected entering the road section to be detected;
D4. the programmable logic controller calculates the detection data to obtain a detection result;
D5. and the upper computer receives the detection result and sequentially stores the detection result, the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result into a database.
Similarly, referring to fig. 4, in this embodiment, before a plurality of vehicles to be inspected enter a detection section, the bar codes of the score cards are scanned sequentially through a code scanning gun, so that the upper computer can read the vehicle information to be inspected sequentially; then, a plurality of vehicles to be detected enter a road section to be detected in sequence, each vehicle to be detected corresponds to a wireless steering wheel level detection device, the wireless steering wheel level detection devices detect the vehicles to be detected, and each wireless level meter records detection data corresponding to the vehicles to be detected; meanwhile, the upper computer sequentially invokes corresponding detection programs to detect the vehicles to be detected, and the PLC sequentially extracts detection data recorded by the wireless level according to the sequence of entering the road sections to be detected; the PLC calculates the extracted detection data simultaneously, and obtains the detection result of each vehicle to be detected, the PLC sends the obtained detection result of each vehicle to be detected to the upper computer, the upper computer receives the detection result, and sequentially stores the detection result, the vehicle model, the vehicle number, the detection date and the detection time corresponding to the detection result into the database
In this embodiment, before a plurality of vehicles to be detected enter a detection road section, the upper computer sets the original state of the vehicles to 0, and each vehicle to be detected enters the detection road section, the upper computer adds 1 to the number of vehicles; each vehicle to be detected leaves the detection road section, and the upper computer reduces the number of the vehicles by 1; if all the vehicles to be detected are detected, or the detected road section does not have the vehicles to be detected, the card scanning platform display automatically exits the detection picture and displays a picture waiting for card scanning; whether the detection result of the vehicle to be detected is qualified or unqualified, the detection device automatically resets to prepare for detecting the next vehicle to be detected every time the vehicle to be detected is detected.
The vehicle direction misalignment detection method provided by the embodiment of the invention has the following technical effects:
the vehicle direction misalignment detection method can detect a plurality of vehicles to be detected at the same time; the detection speed is high, and the detection efficiency is high.
Referring to fig. 5, an embodiment of the present invention further includes a vehicle misalignment detection system 200, specifically including:
at least one processor 210;
at least one memory 220 for storing at least one program;
the at least one program, when executed by the at least one processor 210, causes the at least one processor 210 to implement the method as shown in fig. 2 and 3.
The memory 220 is used as a non-transitory computer readable storage medium for storing non-transitory software programs and non-transitory computer executable programs. Memory 220 may include high-speed random access memory and may also include non-transitory memory, such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device. In some implementations, memory 220 may optionally include remote memory located remotely from processor 210, which may be connected to processor 210 via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
It will be appreciated that the system architecture shown in fig. 5 is not limiting of the system 200, and may include more or fewer components than shown, or may combine certain components, or a different arrangement of components.
In the system 200 shown in fig. 5, the processor 210 may retrieve programs stored in the memory 220 and perform, but is not limited to, the steps of the embodiments shown in fig. 2 and 3.
The above-described embodiments of system 200 are illustrative only, in that the elements illustrated as separate components may or may not be physically separate, i.e., may be located in one place, or may be distributed across multiple network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the embodiment.
The embodiment of the present invention also provides a computer-readable storage medium storing a processor-executable program for implementing the method shown in fig. 2 and 3 when executed by a processor.
The present application also discloses a computer program product or a computer program comprising computer instructions stored in a computer readable storage medium. The computer instructions may be read from a computer-readable storage medium by a processor of a computer device, and executed by the processor, to cause the computer device to perform the methods shown in fig. 2 and 3.
It is to be understood that all or some of the steps, systems, and methods disclosed above may be implemented in software, firmware, hardware, and suitable combinations thereof. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, digital signal processor, or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as known to those skilled in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can be accessed by a computer. Furthermore, as is well known to those of ordinary skill in the art, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (9)
1. A vehicle direction misalignment detection apparatus is characterized by comprising a detection control system and a plurality of wireless steering wheel level detection apparatuses; the detection control system receives detection data of a plurality of wireless steering wheel level detection devices;
the wireless steering wheel level detection device comprises a steering wheel fixing bracket, a wireless level meter transmitter, a wireless remote control button, a power module and a shell; the wireless level meter, the wireless level meter transmitter and the wireless remote control transmitter are all connected with the power supply module, the wireless remote control button is arranged on one side of the steering wheel fixing support, the wireless remote control button is connected with the wireless remote control transmitter, the shell is horizontally arranged on the steering wheel fixing support, and the wireless level meter, the wireless level meter transmitter, the wireless remote control transmitter and the power supply module are all arranged in the shell;
the detection control system comprises a programmable logic controller, a control box, an operation box, a three-color indicator lamp with a buzzer, an upper computer, a code scanning gun, a plurality of wireless level meter receivers, a plurality of wireless remote control receivers and a plurality of sensors; the programmable logic controller is installed on the control box, the code scanning gun is connected with the upper computer, and the control box, the three-color indicator lamp with the buzzer, the upper computer, the plurality of wireless level meter receivers, the plurality of wireless remote control receivers and the plurality of sensors are all connected with the programmable logic controller.
2. The vehicle misalignment detection apparatus as recited in claim 1 wherein the power module comprises a battery, a power charging port, a power indicator, and a power switch;
the wireless level meter, the wireless level meter transmitter and the wireless remote control transmitter are all connected with the battery, the power indicator lamp and the power charging port are connected with the power switch, and the power charging port, the power indicator lamp and the power switch are all connected with the battery.
3. The vehicle misalignment detection apparatus according to claim 1, wherein the plurality of sensors in the detection control system are a first sensor, a second sensor, and a third sensor, respectively;
the first sensor is used for detecting whether a vehicle to be detected enters a detection road section or not;
the second sensor is used for triggering the detection program of the upper computer to start to execute the detection of the vehicle to be detected;
and the third sensor is used for triggering the detection program of the upper computer to finish executing the detection of the vehicle to be detected.
4. A vehicle misalignment detection method characterized by using the vehicle misalignment detection apparatus according to any one of claims 1 to 3, the method comprising:
when the vehicle to be detected is detected to run to the detection road section, triggering the upper computer to call the detection program to start to execute the detection of the vehicle to be detected;
the wireless steering wheel level detection device sends detection data of the wireless level meter;
the programmable logic controller reads the detection data and performs operation to obtain a detection result;
the three-color indicator lamp with the buzzer receives the detection result and displays whether the vehicle detection is qualified or not;
the step of the programmable logic controller reading the detection data and performing operation to obtain a detection result specifically comprises the following steps: the programmable logic controller reads the detection data once every 100ms to obtain a plurality of level values;
calculating the average value and standard deviation of a plurality of level values;
eliminating corresponding level values through a normal distribution operation mode and a 3 delta criterion;
calculating the average value of the values of the residual level after elimination;
and if the average value of the values of the residual level after the elimination is within the interval of 0+/-1.50 degrees, determining that the detection is qualified, otherwise, determining that the detection is unqualified.
5. The method for detecting misalignment of a vehicle of claim 4 wherein the wireless steering wheel level detecting apparatus further comprises, prior to transmitting the detection data of the wireless level:
pressing a wireless remote control button to trigger a wireless steering wheel horizontal detection device to start to execute detection of the vehicle to be detected;
the wireless level meter displays detection data, wherein the detection data is the inclination angle of the steering wheel;
transmitting detection signals to a detection control system through a wireless level transmitter and a wireless remote control transmitter;
the wireless level meter receiver and the wireless remote control receiver receive the detection signals and transmit the detection signals to the programmable logic controller.
6. The method for detecting vehicle misalignment according to claim 4, wherein after the programmable logic controller reads the detection data and performs an operation to obtain a detection result, the method further comprises:
the programmable logic controller sends the detection result to an upper computer;
and the upper computer stores the detection result and the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result into a database.
7. A vehicle misalignment detection method characterized by using the vehicle misalignment detection apparatus according to any one of claims 1 to 3, the method comprising:
a plurality of vehicles to be detected enter the road section to be detected sequentially;
the upper computer sequentially reads the information of the vehicle to be detected and sequentially invokes corresponding detection programs to start detection;
the programmable logic controller sequentially extracts detection data sent by the wireless steering wheel level detection device according to the sequence of the vehicles to be detected entering the road section to be detected;
the programmable logic controller calculates the detection data to obtain a detection result;
and the upper computer receives the detection result and sequentially stores the detection result, the vehicle type, the vehicle number, the detection date and the detection time corresponding to the detection result into a database.
8. A vehicle misalignment detection system characterized by comprising:
at least one processor;
at least one memory for storing at least one program;
the at least one program, when executed by the at least one processor, causes the at least one processor to implement the method of any of claims 4-7.
9. Computer readable storage medium, characterized in that it has stored thereon a processor executable program for implementing the method according to any of claims 4-7 when being executed by a processor.
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