CN112277542A - Calibration method and calibration device for TPMS (tire pressure monitor System) of new vehicle assembly - Google Patents
Calibration method and calibration device for TPMS (tire pressure monitor System) of new vehicle assembly Download PDFInfo
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- CN112277542A CN112277542A CN202011182398.7A CN202011182398A CN112277542A CN 112277542 A CN112277542 A CN 112277542A CN 202011182398 A CN202011182398 A CN 202011182398A CN 112277542 A CN112277542 A CN 112277542A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/0474—Measurement control, e.g. setting measurement rate or calibrating of sensors; Further processing of measured values, e.g. filtering, compensating or slope monitoring
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Abstract
The invention provides a calibration method and a calibration device of a TPMS (tire pressure monitor System) for new vehicle final assembly, which comprises the following steps: step 1: the upper computer of the production management system provides vehicle information, autonomously screens the vehicle type needing to be calibrated, and sends TPMS tire information corresponding to the TPMS vehicle type to the upper computer of the tire conveying line; step 2: the tire conveying line upper computer receives information sent by the production management system upper computer, corresponding TPMS tire information is read by TPMS ID reading equipment arranged on the tire conveying line, and the TPMS tire information is stored in a database; and step 3: on an EOL flashing station, EOL equipment completes calling, checking and writing of TPMS tire information of the TPMS vehicle type through a database, namely completes calibration of TPMS tires of the TPMS vehicle type; the invention cancels a special tire sensor ID calibration station, reduces the cost of manpower and material resources, can also avoid the condition of tire sensor ID calibration error caused by errors in tire assembly, and eliminates potential safety hazards.
Description
Technical Field
The invention relates to the field of new vehicle final assembly, in particular to a calibration method and a calibration device of TPMS (tire pressure monitor System) for new vehicle final assembly.
Background
During the high-speed driving of the automobile, the tire failure is the most worried and difficult to prevent by all drivers and is also the important reason for the occurrence of sudden traffic accidents, and according to statistics, 70-80% of the traffic accidents occurring on the expressway are caused by tire burst. The prevention of tire burst has become an important issue for safe driving.
The advent of TPMS systems is one of the most desirable solutions; the TPMS is an English abbreviation of a real-time Monitoring System of automobile Tire Pressure, is mainly used for automatically Monitoring the Tire Pressure in real time when an automobile runs, gives an alarm on the air leakage and low air Pressure of the Tire to guarantee the driving safety, and is a life safety guarantee early warning System for drivers and passengers; the TPMS system mainly comprises two parts: the remote tire pressure monitoring system comprises a remote tire pressure monitoring module arranged on an automobile tire and a TPMS controller arranged in an automobile cab; the remote tire pressure monitoring module directly installed in each tire comprises a tire pressure sensor and a tire temperature sensor, and for convenience of expression, the remote tire pressure monitoring module is hereinafter referred to as a tire sensor; the tire sensor modulates the measured signals and transmits the signals through high-frequency radio waves (RF); the TPMS controller receives signals transmitted by the TPMS monitoring module, and displays pressure and temperature data of each tire on an instrument and a central control screen according to the corresponding tire sensor ID for a driver to refer to; if the pressure or the temperature of the tire is abnormal, the TPMS controller sends out an alarm signal according to the abnormal condition to remind a driver to take necessary measures.
In a new vehicle assembly workshop, because an original vehicle assembly production line is not provided with a TPMS tire calibration device, as shown in FIG. 1: the TPMS tire is required to be conveyed to an installation station through a tire conveying line, and the ID calibration operation of the tire sensor of each tire is completed at a specific station after the whole vehicle is assembled, namely the production process comprises the following steps: tire conveying-whole vehicle assembly-tire sensor ID calibration, but the following disadvantages exist:
firstly, as the existing car assembly workshop of an automobile manufacturer, particularly an automobile manufacturer mainly using a pick-up truck, is not provided with a TPMS tire calibration device originally, and a few new cars with TPMS tires are provided, the tire sensor ID calibration station is idle for a long time, and manpower and material resources are wasted;
secondly, the existing tire sensor ID calibration station calibrates the tire sensor ID of each tire after the entire vehicle is assembled, and since the appearances of two tires in the same orientation (for example, two front wheels or two rear wheels) are identical, a worker cannot judge whether the two tires are reversely mounted by naked eyes, an error is easily generated when the tire sensor ID is calibrated after the assembly is completed, so that the tire pressure displayed on the central monitor does not correspond to the tire at an actual position, and a great potential safety hazard is caused;
thirdly, because the existing tire sensor ID calibration station is calibrated after the whole vehicle is assembled, the tire sensor ID calibration station occupies a large area which is as long as about 8 meters, and 4 TPMS IDs corresponding to the tire positions are required to read the antenna plates, so that the great resource waste is caused.
Disclosure of Invention
The invention aims to provide a calibration method and a calibration device for a TPMS (tire pressure monitor System) used for new car final assembly, which are used for solving the problems of great potential safety hazard and resource waste caused by waste of manpower and material resources in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a calibration method of a TPMS (tire pressure monitor System) for new vehicle final assembly comprises the following steps:
step 1: the upper computer of the production management system provides vehicle information, autonomously screens the vehicle type needing to be calibrated, and sends TPMS tire information corresponding to the TPMS vehicle type to the upper computer of the tire conveying line;
step 2: the tire conveying line upper computer receives information sent by the production management system upper computer, corresponding TPMS tire information is read by TPMS ID reading equipment arranged on the tire conveying line, and the TPMS tire information is stored in a database;
and step 3: and on the EOL flashing station, the EOL equipment completes calling, checking and writing of TPMS tire information of the TPMS vehicle type through the database, namely completes calibration of the TPMS tire of the TPMS vehicle type.
The step 2 comprises the following steps:
step 2.1: the upper computer of the tire conveying line receives information sent by the upper computer of the production management system and starts TPMS ID reading equipment;
step 2.2: a photoelectric sensor in the TPMS ID reading equipment counts 4 tires which pass through the TPMS ID reading equipment and belong to the same vehicle type on a tire conveying line, the TPMS ID reading antenna plates in the TPMS ID reading equipment are used for reading the tire sensor IDs of the 4 tires one by one while counting, data comparison is carried out through an MES system, and alarm processing is carried out on abnormity;
step 2.3: and the upper computer of the tire conveying line stores the ID of the tire sensors of 4 tires into a database by taking the VIN number as an index.
And 3, calling the database by the EOL equipment through the SQL database, and ensuring data consistency through VIN contrast when the EOL equipment writes the TPMS tire information of the TPMS vehicle type.
A calibration device for a TPMS tire of a new vehicle assembly comprises a tire conveying line upper computer, a TPMS ID reading device suspended on the tire conveying line and an EOL device on a lower-level production line;
the tire conveying line upper computer is used for receiving information sent by the production management system upper computer and controlling the TPMS ID reading equipment to act; the system is also used for comparing the ID of the tire sensor of each tire through the MES system, ensuring that the ID of the tire sensor and the actual tire realize one-to-one correspondence, and alarming for abnormity; the system is also used for storing the tire sensor IDs of 4 tires into a database by taking the VIN number as an index;
the TPMS ID reading device comprises a photoelectric sensor and a TPMS ID reading antenna plate, wherein the photoelectric sensor is used for counting 4 tires which pass through the TPMS ID reading device on a tire conveying line and belong to the same vehicle type, and the TPMS ID reading antenna plate is used for reading the tire sensor IDs of the 4 tires;
the EOL equipment is used for completing calling, checking and writing of TPMS tire information of the TPMS vehicle type through the database, namely completing calibration of the TPMS tire of the TPMS vehicle type.
The TPMS ID reading equipment is suspended on the tire conveying line through a mounting frame, and the mounting frame is a stainless steel frame.
The invention has the beneficial effects that:
the invention relates to a calibration method and a calibration device of TPMS for new vehicle final assembly, which modifies the original calibration procedure, namely tire conveying-whole vehicle assembly-tire sensor ID calibration mode into a tire conveying (tire sensor ID reading-EOL brushing (tire sensor ID calibration) mode, cancels a special tire sensor ID calibration station, reduces the cost of manpower and material resources, further can avoid the condition of tire sensor ID calibration error caused by errors in tire assembly, eliminates the potential safety hazard, and is specific:
firstly, TPMS ID reading equipment is arranged on the existing tire conveying line, and a special tire sensor ID calibration station is cancelled;
secondly, the TPMS ID reading equipment comprises a photoelectric sensor for counting, and data comparison is carried out through an MES system, so that the one-to-one correspondence between the ID of the tire sensor and an actual tire is ensured, and potential safety hazards are eliminated;
thirdly, the invention utilizes the existing EOL brushing equipment, only needs to increase the working time of the EOL brushing station for 2 seconds, and calls the TPMS tire information in the database by taking the VIN number as an index, thereby ensuring the high efficiency and the reliability of brushing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of a method of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2:
the invention discloses a TPMS calibration method for new vehicle final assembly, which comprises the following steps:
step 1: the upper computer of the production management system provides vehicle information, autonomously screens the vehicle type needing to be calibrated, and sends information of the tire 6 of the TPMS corresponding to the vehicle type to the upper computer 2 of the tire conveying line 1; because the vehicle type of the existing vehicle manufacturers mainly including the pickup truck type and provided with the TPMS system accounts for about 30%, and other 70% of vehicles do not need to be calibrated by the TPMS tires 6, the upper computer of the production management system is utilized in advance to provide vehicle information, so that resource waste can be avoided;
step 2: the upper computer 2 of the tire 6 conveying line 1 receives information sent by the upper computer of the production management system, corresponding TPMS tire 6 information is read by TPMS ID reading equipment arranged on the tire 6 conveying line 1, and the TPMS tire 6 information (the TPMS tire 6 information comprises tire sensor ID and VIN with data path index function) is stored in a database; specifically, the following method is adopted:
step 2.1: the upper computer 2 of the tire 6 conveying line 1 receives information sent by the upper computer of the production management system and starts TPMS ID reading equipment;
step 2.2: a photoelectric sensor 5 in the TPMS ID reading equipment counts 4 tires 6 which pass through the TPMS ID reading equipment and belong to the same vehicle type on a tire 6 conveying line 1, the TPMS ID reading antenna plate 4 in the TPMS ID reading equipment is used for reading the tire sensor IDs of the 4 tires 6 one by one while counting, data comparison is carried out through an MES system, the one-to-one correspondence between the tire sensor IDs and actual tires 6 is ensured, and the abnormal condition is alarmed;
step 2.3: the upper computer 2 of the tire 6 conveyor line 1 stores the tire sensor IDs of 4 tires 6 into a database by taking the VIN number as an index;
and step 3: on an EOL flashing station, EOL equipment completes calling, checking and writing of information of the TPMS tire 6 of the TPMS vehicle type through a database, namely completes calibration of the TPMS tire 6 of the TPMS vehicle type; specifically, the EOL equipment calls the database through an SQL database, and the data consistency is ensured through VIN comparison when the EOL equipment writes the information of the TPMS tire 6 of the TPMS vehicle type; furthermore, the method for calibrating the TPMS tire 6 divides reading and writing of the information of the TPMS tire 6 into two stations, one station is arranged at the tire 6 conveying line 1, and the other station is arranged at the EOL writing station, so that new stations and new workers do not need to be added, and optimized operation is achieved; furthermore, the EOL equipment completes calling, checking and writing of the TPMS tire 6 information of the TPMS vehicle type through the database, only 2 seconds of working time are needed, and the operation is convenient and fast.
The invention discloses a calibration device of a TPMS (tire pressure monitor System) for new car final assembly, which comprises an upper computer 2 of a tire 6 conveying line 1, a TPMS ID reading device suspended on the tire 6 conveying line 1 and an EOL (Ethernet over load) device on a lower-level production line;
the upper computer 2 of the tire 6 conveying line 1 is used for receiving information sent by the upper computer of the production management system and controlling the TPMS ID reading equipment to act; the system is also used for comparing the ID of each tire sensor 6 through the MES system, ensuring that the ID of each tire sensor and the actual tire 6 realize one-to-one correspondence, and alarming for abnormity; and also for storing the tire sensor IDs of 4 tires 6 in the database indexed by VIN numbers;
the TPMS ID reading device comprises a photoelectric sensor 5 and a TPMS ID reading antenna plate 4, wherein the photoelectric sensor 5 is used for counting 4 tires 6 which belong to the same vehicle type and pass through the TPMS ID reading device on a tire 6 conveying line 1, and the TPMS ID reading antenna plate 4 is used for reading the tire sensor IDs of the 4 tires 6;
the EOL equipment is used for completing calling, checking and writing of information of the TPMS tire 6 of the TPMS vehicle type through the database, namely completing calibration of the TPMS tire 6 of the TPMS vehicle type.
Preferably, the TPMS ID reading device is suspended on the tire 6 conveying line 1 through a mounting frame 3, and the mounting frame 3 is a stainless steel frame.
The invention has the beneficial effects that:
the invention relates to a calibration method and a calibration device of TPMS (tire pressure monitor System) for new vehicle final assembly, which modify the original calibration process, namely a mode of tire 6 conveying-whole vehicle assembly-tire sensor ID calibration into a mode of tire 6 conveying (tire sensor ID reading-EOL brushing (tire sensor ID calibration)), cancel a special tire sensor ID calibration station, reduce the cost of manpower and material resources, further avoid the occurrence of tire sensor ID calibration error caused by errors in the assembly of the tire 6, and eliminate potential safety hazards, and concretely comprises the following steps:
firstly, TPMS ID reading equipment is arranged on the conventional tire 6 conveying line 1, and a special tire sensor ID calibration station is cancelled;
secondly, the TPMS ID reading equipment comprises a photoelectric sensor 5 used for the technology, and data comparison is carried out through an MES system, so that the one-to-one correspondence between the ID of the tire sensor and an actual tire 6 is ensured, and potential safety hazards are eliminated;
thirdly, the invention utilizes the existing EOL brushing equipment, only needs to increase the working time of the EOL brushing station for 2 seconds, and calls the TPMS tire 6 information in the database by taking the VIN number as an index, thereby ensuring the high efficiency and the reliability of brushing.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A calibration method of TPMS for new car final assembly is characterized by comprising the following steps:
step 1: the upper computer of the production management system provides vehicle information, autonomously screens the vehicle type needing to be calibrated, and sends TPMS tire information corresponding to the TPMS vehicle type to the upper computer of the tire conveying line;
step 2: the tire conveying line upper computer receives information sent by the production management system upper computer, corresponding TPMS tire information is read by TPMS ID reading equipment arranged on the tire conveying line, and the TPMS tire information is stored in a database;
and step 3: and on the EOL flashing station, the EOL equipment completes calling, checking and writing of TPMS tire information of the TPMS vehicle type through the database, namely completes calibration of the TPMS tire of the TPMS vehicle type.
2. The calibration method of the TPMS for the new vehicle assembly as claimed in claim 1, wherein: the step 2 comprises the following steps:
step 2.1: the upper computer of the tire conveying line receives information sent by the upper computer of the production management system and starts TPMS ID reading equipment;
step 2.2: a photoelectric sensor in the TPMS ID reading equipment counts 4 tires which pass through the TPMS ID reading equipment and belong to the same vehicle type on a tire conveying line, the TPMS ID reading antenna plates in the TPMS ID reading equipment are used for reading the tire sensor IDs of the 4 tires one by one while counting, data comparison is carried out through an MES system, and alarm processing is carried out on abnormity;
step 2.3: and the upper computer of the tire conveying line stores the ID of the tire sensors of 4 tires into a database by taking the VIN number as an index.
3. The calibration method of the TPMS for the new vehicle assembly as claimed in claim 1, wherein: and 3, calling the database by the EOL equipment through the SQL database, and ensuring data consistency through VIN contrast when the EOL equipment writes the TPMS tire information of the TPMS vehicle type.
4. The utility model provides a calibration device that is used for TPMS of new car assembly, its characterized in that: the device comprises a tire conveying line upper computer, TPMS ID reading equipment suspended on the tire conveying line and EOL equipment on a lower-level production line;
the tire conveying line upper computer is used for receiving information sent by the production management system upper computer and controlling the TPMS ID reading equipment to act; the system is also used for comparing the ID of the tire sensor of each tire through the MES system, ensuring that the ID of the tire sensor and the actual tire realize one-to-one correspondence, and alarming for abnormity; the system is also used for storing the tire sensor IDs of 4 tires into a database by taking the VIN number as an index;
the TPMS ID reading device comprises a photoelectric sensor and a TPMS ID reading antenna plate, wherein the photoelectric sensor is used for counting 4 tires which pass through the TPMS ID reading device on a tire conveying line and belong to the same vehicle type, and the TPMS ID reading antenna plate is used for reading the tire sensor IDs of the 4 tires;
the EOL equipment is used for completing calling, checking and writing of TPMS tire information of the TPMS vehicle type through the database, namely completing calibration of the TPMS tire of the TPMS vehicle type.
5. The calibration device for the TPMS used for the final assembly of the new vehicle as claimed in claim 4, wherein: the TPMS ID reading equipment is suspended on the tire conveying line through a mounting frame, and the mounting frame is a stainless steel frame.
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| CN202011182398.7A CN112277542B (en) | 2020-10-29 | 2020-10-29 | TPMS calibration method and device for new vehicle assembly |
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| CN202011182398.7A CN112277542B (en) | 2020-10-29 | 2020-10-29 | TPMS calibration method and device for new vehicle assembly |
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| CN111873722A (en) * | 2020-07-30 | 2020-11-03 | 深圳市元征科技股份有限公司 | Tire pressure sensor address writing method and related device thereof |
| CN113865753A (en) * | 2021-08-27 | 2021-12-31 | 惠州市德赛西威汽车电子股份有限公司 | Vehicle-mounted touch steering wheel pressure detection method based on EOL consistency calibration |
| CN114407585A (en) * | 2022-01-24 | 2022-04-29 | 深圳市元征科技股份有限公司 | Tire pressure sensor address writing method and device, electronic equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111873722A (en) * | 2020-07-30 | 2020-11-03 | 深圳市元征科技股份有限公司 | Tire pressure sensor address writing method and related device thereof |
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| CN113865753A (en) * | 2021-08-27 | 2021-12-31 | 惠州市德赛西威汽车电子股份有限公司 | Vehicle-mounted touch steering wheel pressure detection method based on EOL consistency calibration |
| CN113865753B (en) * | 2021-08-27 | 2024-02-02 | 惠州市德赛西威汽车电子股份有限公司 | Vehicle-mounted touch steering wheel pressure detection method based on EOL consistency calibration |
| CN114407585A (en) * | 2022-01-24 | 2022-04-29 | 深圳市元征科技股份有限公司 | Tire pressure sensor address writing method and device, electronic equipment and storage medium |
| CN114407585B (en) * | 2022-01-24 | 2024-04-02 | 深圳市元征科技股份有限公司 | Tire pressure sensor address writing method and device, electronic equipment and storage medium |
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| CN112277542B (en) | 2022-10-28 |
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