CN112254982A - Automobile wheel mistake-proofing system and mistake-proofing control method thereof - Google Patents
Automobile wheel mistake-proofing system and mistake-proofing control method thereof Download PDFInfo
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- CN112254982A CN112254982A CN202011109945.9A CN202011109945A CN112254982A CN 112254982 A CN112254982 A CN 112254982A CN 202011109945 A CN202011109945 A CN 202011109945A CN 112254982 A CN112254982 A CN 112254982A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/005—Inspection and final control devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/12—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being suspensions, brakes or wheel units
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Abstract
The invention discloses an automobile wheel mistake-proofing system and a mistake-proofing control method, which are based on the use of an MES system and RFID hardware; when the vehicle enters an assembly station, an RFID reader-writer is used for collecting information carrier information and transmitting the information to a server, an MES is used for corresponding to the collected information, and a result is transmitted to a field display screen to guide staff to assemble; at the detection station, gather vehicle information through RFID, transfer vehicle information from the MES, give controller running signal simultaneously, vehicle wheel information is gathered in vision collection camera cooperation colour temperature sensor light filling to transmission to server, compare with gathering the picture according to the system simultaneously, judge the compliance, and output to warning light and printer. By adopting the technical scheme, the device is simple in structure, convenient to use, convenient to realize, safe and reliable, and low in cost investment, and improves the production efficiency and the assembly quality.
Description
Technical Field
The present invention belongs to the field of automobile assembly manufacturing technology and equipment. More particularly, the present invention relates to a misload prevention system for vehicle wheels. The invention also relates to a mistake-proofing control method of the mistake-proofing system.
Background
The automobile industry in China is developing rapidly. The wheel, which is one of important parts of an automobile, contacts a road surface and secures the traveling performance of the vehicle. The current automobile market is increasingly mainstream in the industry, the personalized requirements are increasingly prominent on the basis of meeting the power and safety performance, the visual effect requirements are increasingly prominent on the premise of meeting the regulatory requirements, and the diversified wheel combination of the wheel and the hub also becomes a popular trend. In the assembling process, the assembling is influenced by different combination differences and low appearance identification degree, the misloading and the quality overflow are easily caused, and a simple and effective wheel vision system is needed as a medium.
In the prior art, manual inspection, spot paint confirmation, or wheel assembly sequencing is commonly used for assembly. But still has great misloading risk and will influence the normal sale of the vehicle.
Disclosure of Invention
The invention provides an automobile wheel misassembly prevention system, which aims to prevent errors in assembly of various wheels.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention discloses an automobile wheel misloading prevention system which comprises an assembling station and a detecting station, wherein a vehicle VIN information memory is arranged on an automobile;
a grabbing manipulator and a wheel placing device are arranged at the assembling station; the assembly station is provided with an assembly server, a display for displaying wheel information to be assembled and an assembly station vehicle information collector for collecting vehicle VIN information; the assembly server is connected with the MES system through a signal line; and the display and the assembling station vehicle information acquisition device are connected with the assembling server through signal lines.
And the assembly station vehicle information collector is in signal connection with the automobile through the RFID.
In order to achieve the same purpose as the technical scheme, the invention also discloses a mistake-proofing control method of the automobile wheel mistake-proofing system, which comprises the following steps:
1. the whole automobile enters an assembly station;
2. the assembling station vehicle information collector automatically collects vehicle VIN information; the RFID reader-writer scans the vehicle VIN information to an assembly server;
3. the MES system automatically calls wheel configuration information and sends the wheel configuration information to an assembly server;
4. the display acquires and displays the wheel configuration picture and the vehicle VIN information through the assembly server;
5. the assembly operators select wheels according to the wheel picture information displayed by the display, and operate the grabbing manipulator to grab the matched wheels from the wheel placing device and install the wheels on the automobile;
6. finishing assembly; the display resumes the initialization interface.
The detection station is provided with a detection server, a parking positioning sensor, a detection station vehicle information collector for collecting vehicle VIN information, a visual collection device for collecting wheel information and a color temperature sensor; the detection server is connected with the MES system through a signal line; the detection station vehicle information collector, the vision collection device and the color temperature sensor are all connected with the detection server through signal lines.
The vision collection device and the color temperature sensor are both provided with two sets and are symmetrically distributed on two sides of the vehicle on the detection station.
The detection station is provided with a warning device, and the warning device is connected with the detection server through a signal line.
The detection station is provided with a printer which is used for printing whether the wheel assembly result is qualified or not, and the printer is connected with the detection server through a signal line.
And the detection station vehicle information collector is in signal connection with the automobile through an RFID.
In order to achieve the same purpose as the technical scheme, the invention also discloses a mistake-proofing control method of the automobile wheel mistake-proofing system, which comprises the following steps:
1. the whole automobile enters a detection station, and a parking positioning sensor acquires the position information of the automobile;
2. after the automobile is positioned, the parking positioning sensor automatically stops working;
3. the detection station vehicle information collector automatically collects vehicle VIN information; the RFID reader-writer scans the vehicle VIN information to a detection server;
4. the detection server sends vehicle configuration information to the MES system;
5. the MES system confirms vehicle type configuration information;
6. the vision acquisition device and the color temperature sensor move to working positions through the moving mechanism to automatically acquire wheel information;
7. the wheel information acquisition is completed, and the visual acquisition device and the color temperature sensor are reset through the moving mechanism;
8. the MES system compares whether the acquired information conforms to the preset information of the system;
9. the MES system sends out a detection completion signal, and the whole vehicle is released; the warning device sends out a warning signal indicating whether the assembly of the wheel is qualified; the printer prints whether the wheel is qualified;
10. the MES system automatically stores the information; waiting for the next cycle.
By adopting the technical scheme, the quality problem of error assembly of staff caused by more configuration differences and low appearance identification degree of wheels (combination of tires and hubs) is solved by utilizing a special information assembly and detection error-proofing system; the technical scheme has the advantages of simple structure, convenience in use, convenience in implementation, safety, reliability, low cost investment and improvement of production efficiency and assembly quality.
Drawings
The contents of which are expressed in the figures and labeled in the figures are briefly described as follows:
FIG. 1 is a schematic flow chart of the operation of an automotive wheel assembly station of the present invention;
FIG. 2 is a diagram of the information flow, physical flow configuration of the assembly station shown in FIG. 1;
FIG. 3 is a schematic view of the operation of the wheel inspection station of the present invention.
FIG. 4 is a message flow diagram of the inspection station of FIG. 3;
fig. 5 is a schematic diagram of the working principle and structure of the system of the present invention.
Labeled as:
1. the automobile, 2, assembly station vehicle information collector, 3, the assembly server, 4, hoist and mount display screen, 5, assembly operation staff, 6, snatch the manipulator, 7, the utensil is placed to the wheel, 8, the MES system, 11, the parking positioning sensor, 12, detection station vehicle information collector, 13, the detection server, 14, moving mechanism, 15, vision collection system (vision camera), 16, colour temperature sensor (and removal light source), 17, warning device (and circuit system), 18, printer.
Detailed Description
The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, accurate and thorough understanding of the inventive concept and technical solutions of the present invention.
The structure of the invention as shown in fig. 1 and 5 is an automobile wheel misassembly prevention system, which comprises an assembly station and a detection station, wherein a vehicle VIN information memory is arranged on an automobile 1.
The invention relates to an application scheme of a visual error-proofing informatization technology suitable for automobile wheels, which mainly comprises the following steps: collecting RFID vehicle information; and acquiring the image of the visual camera, acquiring the color temperature of the color temperature sensor, and acquiring the wheel information.
In order to solve the problems in the prior art, overcome the defects and achieve the purpose of preventing errors in assembly of various wheels, the invention adopts the following implementation modes:
the first embodiment is as follows:
as shown in fig. 1 and 2, a grabbing manipulator 6 and a wheel placing device 7 are arranged at the assembling station; the assembly station is provided with an assembly server 3, a display 4 for displaying wheel information to be assembled and an assembly station vehicle information collector 2 for collecting vehicle VIN information; the assembly server 3 is connected with the MES system 8 through a signal line; the display 4 and the assembling station vehicle information collector 2 are both connected with the assembling server 3 through signal lines.
And the assembly station vehicle information collector 2 is in signal connection with the automobile 1 through RFID.
The assembly server 3 is used for processing vehicle type data and storing wheel photos; the display 4 is used for displaying the picture of the wheel to be transferred; the assembly station vehicle information collector 2 is used for reading the VIN information of the whole vehicle configuration table; the RFID reader-writer is used for collecting VIN information of the vehicle configuration table.
The wheel assembly station scans the vehicle VIN through the networking with an MES system 8 (namely a production information management system), binds the vehicle VIN information, and calls and displays the configuration of the vehicle wheels; and the wheel configuration is displayed on the display 4, and the wheel configuration is selected according to the display 4, so that the vehicle wheel is selected and installed. The system has simple structure, convenient use, safety and reliability; the reworking cost is reduced, and the assembly quality and the production efficiency are improved.
The invention can avoid the problems of error assembly and quality overflow of staff caused by more configuration differences of wheels and hubs and low appearance identification degree by utilizing the special informatization detection error-proofing system. The technical scheme has the advantages of simple structure, convenience in implementation, low cost investment and improvement on production efficiency and assembly quality.
Example two:
as shown in fig. 2, in order to achieve the same purpose of the invention as the above technical solution, the invention also discloses a mistake-proofing control method of the above mistake-proofing system for automobile wheels, which comprises the following steps:
1. the whole automobile 1 enters an assembly station;
2. the assembly station vehicle information collector 2 automatically collects vehicle VIN information; the RFID reader scans the vehicle VIN information to the assembly server 3;
3. the MES system 8 automatically calls wheel configuration information and sends the wheel configuration information to the assembly server 3;
4. the display 4 acquires the wheel configuration picture and the vehicle VIN information through the assembly server 3 and displays the wheel configuration picture and the vehicle VIN information;
5. the assembly operator 5 selects wheels according to the wheel picture information displayed by the display 4, and operates the grabbing manipulator 6 to grab the matched wheels from the wheel placing device 7 and install the wheels on the automobile 1;
6. finishing assembly; the display resumes the initialization interface.
Example three:
as shown in fig. 3 and fig. 5, on the basis of the first embodiment, the detection station is provided with a detection server 13, a parking position sensor 11, a detection station vehicle information collector 12 for collecting vehicle VIN information, a visual collection device 15 for collecting wheel information, and a color temperature sensor 16; the detection server 13 is connected with the MES system 8 through a signal line; the detection station vehicle information collector 12, the vision collection device 15 and the color temperature sensor 16 are all connected with the detection server 13 through signal lines.
The detection station comprises a detection server 13 for processing vehicle type data and storing wheel photos), and the detection station vehicle information collector 12 is used for reading the VIN information of the vehicle configuration table; the RFID reader-writer is used for collecting VIN information of the vehicle configuration table; the vision acquisition device 15 is a vision camera and is used for acquiring the photos of the wheels of the whole vehicle; the color temperature sensor 16 is matched with the movable light source for light supplement and collects color temperature information of the wheel.
The invention utilizes the equipment visual detection technology to replace a detection method for visually identifying the wheel configuration, has higher identification accuracy and overcomes the quality problem of wheel misassembly. After the real object state of the wheels of the whole vehicle is consistent with the material consistency of the whole vehicle in the MES system, the vehicle is released by an equipment OK signal. The vehicle wheel object shooting identification and the whole vehicle material configuration information consistency check are realized, so that the risk of easy misloading due to multiple different configurations of the wheels is realized. The configuration difference of the automobile wheels is distinguished, and the consistency of the real object assembly and the configuration table is automatically detected.
Example four:
as shown in fig. 3, this embodiment is not limited by the first embodiment (i.e. whether the wheel is assembled or not in the first embodiment), the detection station is provided with a detection server 13, a parking position sensor 11, a detection station vehicle information collector 12 for collecting vehicle VIN information, a visual collection device 15 for collecting wheel information, and a color temperature sensor 16; the detection server 13 is connected with the MES system 8 through a signal line; the detection station vehicle information collector 12, the vision collection device 15 and the color temperature sensor 16 are all connected with the detection server 13 through signal lines.
The vision acquisition device 15 and the color temperature sensor 16 are both two sets and are symmetrically distributed on two sides of the vehicle at the detection station.
The checking system is static detection, a hub image and a color temperature are identified through special detection equipment, and a vehicle MES system is bound through scanning, so that the requirement of identifying the difference configuration of wheels of the whole vehicle is met. The system is provided with two sets of vision acquisition cameras, wherein the left and right vision acquisition cameras are respectively set, the left and right front wheels are detected firstly, the left and right rear wheels are detected secondly, and the circular detection is performed in sequence.
The detection station is provided with a warning device 17, and the warning device 17 is connected with the detection server 13 through a signal line.
The detection station is provided with a printer 18 for printing whether the wheel assembly result is qualified, and the printer 18 is connected with the detection server 13 through a signal line.
After the detection of the detection system is finished, the full-vehicle wheel real object photos can be stored in time, the qualified data sheet is printed, the full-vehicle wheel real object photos are pasted on a vehicle-following card for storage processing, and the after-sale traceability is realized fundamentally.
The detection station vehicle information collector 12 is in signal connection with the automobile 1 through RFID.
The wheel detection station is bound with the whole vehicle material number in a networking mode, and the vision acquisition camera and the color temperature sensor are used for checking, identifying, photographing and storing, so that the consistency of the whole vehicle wheel configuration information and the vehicle physical state is realized, and the detection stability is improved.
Example five:
as shown in fig. 4, in order to achieve the same purpose of the invention as the above technical solution, the invention also discloses a mistake-proofing control method of the above mistake-proofing system for automobile wheels, which comprises the following steps:
1. the whole automobile 1 enters a detection station, and a parking positioning sensor 11 acquires the position information of the automobile;
2. after the automobile 1 is positioned, the parking positioning sensor 11 automatically stops working;
3. the detection station vehicle information collector 12 automatically collects vehicle VIN information; the RFID reader scans the vehicle VIN information to the detection server 13;
4. the detection server 13 sends the vehicle configuration information to the MES system 8;
5. the MES system 8 confirms the vehicle type configuration information;
6. the vision collection device 15 and the color temperature sensor 16 move to working positions through the moving mechanism 14 to automatically collect wheel information;
7. after the wheel information is acquired, the visual acquisition device 15 and the color temperature sensor 16 are reset through the moving mechanism 14;
8. the MES system 8 compares whether the acquired information conforms to the preset system information;
9. the MES system 8 sends out a detection completion signal, and the whole vehicle is released; the warning device 17 sends out a warning signal indicating whether the wheel assembly is qualified; the printer 18 prints the wheel qualification information;
10. the MES system 8 automatically stores the information; waiting for the next cycle.
In summary, the technical principle of the invention is as follows: based on the use of an MES system and RFID hardware, the corresponding relation of each material tire is maintained manually at an assembly station, when a vehicle enters the station, an RFID reader-writer is used for collecting information carrier information and transmitting the information to a server, the MES is used for corresponding relation with the collected information, and the result is transmitted to a field suspension display screen to guide staff to assemble; at the result detection station, gather vehicle information through RFID, transfer vehicle information from the MES, give controller running signal simultaneously, the vehicle tire information is gathered to vision collection camera cooperation colour temperature sensor light filling to transmission to server, it is right with gathering the picture according to the system simultaneously, judge the compliance, and output to warning light and printer.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (10)
1. An automobile wheel misloading prevention system comprises an assembling station and a detecting station, wherein a vehicle VIN information memory is arranged on an automobile (1); a grabbing manipulator (6) and a wheel placing device (7) are arranged at the assembling station; the method is characterized in that: the assembly station is provided with an assembly server (3), a display (4) for displaying wheel information to be assembled and an assembly station vehicle information collector (2) for collecting vehicle VIN information; the assembly server (3) is connected with the MES system (8) through a signal line; the display (4) and the assembling station vehicle information collector (2) are connected with the assembling server (3) through signal lines.
2. The vehicle wheel misloading prevention system according to claim 1, wherein: the assembly station vehicle information collector (2) is in signal connection with the automobile (1) through RFID.
3. The error-proofing control method of the vehicle wheel error-proofing system according to claim 1 or 2, characterized in that: the error-proofing control method comprises the following processes:
1) the whole automobile (1) enters an assembly station;
2) the assembly station vehicle information collector (2) automatically collects vehicle VIN information; the RFID reader scans the VIN information of the vehicle to an assembly server (3);
3) the MES system (8) automatically calls wheel configuration information and sends the wheel configuration information to the assembly server (3);
4) the display (4) acquires the wheel configuration picture and the vehicle VIN information through the assembly server (3) and displays the wheel configuration picture and the vehicle VIN information;
5) the assembly operators (5) select wheels according to the wheel picture information displayed by the display (4), and operate the grabbing manipulator (6) to grab the matched wheels from the wheel placing device (7) and install the wheels on the automobile (1);
6) finishing the assembly; the display resumes the initialization interface.
4. The vehicle wheel misloading prevention system according to claim 1, wherein: the detection station is provided with a detection server (13), a parking positioning sensor (11), a detection station vehicle information collector (12) for collecting vehicle VIN information, a visual collection device (15) for collecting wheel information and a color temperature sensor (16); the detection server (13) is connected with the MES system (8) through a signal line; the detection station vehicle information collector (12), the vision collection device (15) and the color temperature sensor (16) are connected with the detection server (13) through signal lines.
5. An automobile wheel misloading prevention system comprises an assembling station and a detecting station, wherein a vehicle VIN information memory is arranged on an automobile (1); the method is characterized in that: the detection station is provided with a detection server (13), a parking positioning sensor (11), a detection station vehicle information collector (12) for collecting vehicle VIN information, a visual collection device (15) for collecting wheel information and a color temperature sensor (16); the detection server (13) is connected with the MES system (8) through a signal line; the detection station vehicle information collector (12), the vision collection device (15) and the color temperature sensor (16) are connected with the detection server (13) through signal lines.
6. The mis-assembly prevention system for vehicle wheels as claimed in claim 4 or 5, wherein: the vision acquisition devices (15) and the color temperature sensors (16) are two sets and are symmetrically distributed on two sides of the vehicle on the detection station.
7. The mis-assembly prevention system for vehicle wheels as claimed in claim 4 or 5, wherein: the detection station is provided with a warning device (17), and the warning device (17) is connected with the detection server (13) through a signal line.
8. The mis-assembly prevention system for vehicle wheels as claimed in claim 4 or 5, wherein: the detection station is provided with a printer (18) for printing whether the wheel assembly result is qualified, and the printer (18) is connected with the detection server (13) through a signal line.
9. The mis-assembly prevention system for vehicle wheels as claimed in claim 4 or 5, wherein: the detection station vehicle information collector (12) is in signal connection with the automobile (1) through RFID.
10. The error-proofing control method of a vehicle wheel error-proofing system according to any one of claims 4 to 9, characterized in that: the error-proofing control method comprises the following processes:
1) the whole automobile (1) enters a detection station, and a parking positioning sensor (11) acquires the position information of the automobile;
2) after the automobile (1) is positioned, the parking positioning sensor (11) automatically stops working;
3) the vehicle information collector (12) at the detection station automatically collects the VIN information of the vehicle; the RFID reader-writer scans the vehicle VIN information to a detection server (13);
4) the detection server (13) sends the vehicle configuration information to the MES system (8);
5) the MES system (8) confirms the vehicle type configuration information;
6) the vision acquisition device (15) and the color temperature sensor (16) move to a working position through the moving mechanism (14) to automatically acquire wheel information;
7) after the wheel information is acquired, the vision acquisition device (15) and the color temperature sensor (16) are reset through the moving mechanism (14);
8) the MES system (8) compares whether the acquired information conforms to the preset information of the system;
9) the MES system (8) sends out a detection completion signal, and the whole vehicle is released; the warning device (17) sends out a warning signal indicating whether the assembly of the wheels is qualified; the printer (18) prints the wheel qualification information;
10) the MES system (8) automatically stores the information; waiting for the next cycle.
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| WO2024082425A1 (en) * | 2022-10-20 | 2024-04-25 | 依柯力信息科技上海股份有限公司 | Automobile production line having error-prevention early-warning function and variable stations, and automobile production method |
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| CN112254982B (en) | 2022-12-06 |
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Effective date of registration: 20230425 Address after: Floor 18, Building 13, Science and Technology Industrial Park, No. 717 Zhongshan South Road, Wuhu High tech Industrial Development Zone, Yijiang District, Wuhu City, Anhui Province, 241000 Patentee after: Wuhu Tairui Automobile Co.,Ltd. Address before: 475000 No.99 Songcheng Road, Kaifeng District, Henan pilot Free Trade Zone, Kaifeng City, Henan Province Patentee before: Chery Automobile Henan Co.,Ltd. |