CN111766085A - TPMS automatic matching method based on rotary drum test bed - Google Patents
TPMS automatic matching method based on rotary drum test bed Download PDFInfo
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- CN111766085A CN111766085A CN202010656149.0A CN202010656149A CN111766085A CN 111766085 A CN111766085 A CN 111766085A CN 202010656149 A CN202010656149 A CN 202010656149A CN 111766085 A CN111766085 A CN 111766085A
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- rotary drum
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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
- G01M17/0072—Wheeled or endless-tracked vehicles the wheels of the vehicle co-operating with rotatable rolls
- G01M17/0074—Details, e.g. roller construction, vehicle restraining devices
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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
- B60C23/005—Devices specially adapted for special wheel arrangements
- B60C23/008—Devices specially adapted for special wheel arrangements having wheels on more than two axles
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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
- B60C23/005—Devices specially adapted for special wheel arrangements
- B60C23/007—Devices specially adapted for special wheel arrangements having multiple wheels arranged side by side
-
- 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
- G01M17/02—Tyres
- G01M17/022—Tyres the tyre co-operating with rotatable rolls
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- Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The TPMS automatic matching method based on the rotary drum test bed comprises the following steps: 1) respectively arranging a low-frequency trigger at the test bench of the rotary drum, which is far away from the two sides of the rotary drum, and detecting whether a tire is on the rotary drum; if the tire exists, sending a low-frequency trigger signal to trigger a tire inner tube pressure sensor; 2) the front shaft is arranged on a rotary drum of a rotary drum test bed, and the TPMS self-learns; 3) the rotary drum drives the two tires at the left and right positions of the front shaft to rotate to complete self-learning; 4) the middle shaft moves to the position where the front shaft rotates on the rotary drum test bed, the low-frequency trigger triggers a tire pressure sensor positioned in an outer tire, signals are sent to a receiver through a repeater, and the receiver receives data of two sensors with acceleration signals and writes the data into the receiver; 5) the rotary drum drives four tires of the center shaft to rotate, and self-learning is completed; 6) the rear axle moves to a rotary drum test bed at the position of the middle axle, the self-learning writing steps of the sensor ID are according to the steps 4) and 5), and the TPMS self-learning is completed; has the characteristics of short time, high efficiency and convenient operation.
Description
Technical Field
The invention belongs to the technical field of vehicle debugging, and particularly relates to a TPMS (tire pressure monitor System) automatic matching method based on a rotary drum test bed.
Background
In a conventional vehicle commissioning TPMS, the tire pressure sensor ID numbers of all tires of a vehicle are collected in a certain sequence through a handheld device and then written into a receiver at one time, as shown in fig. 1 (the vehicle model is 6X 4):
the method comprises the steps of firstly selecting a vehicle type and a tire type by using a handheld device, then sequentially collecting ID numbers of tire pressure sensors in the tires from the front left according to the sequence of front left → middle left outer → middle left inner → rear outer → left rear inner → inner rear → rear left inner → rear outer → outer right outer → inner rear → middle right → inner middle right → front, then communicating with a receiver, and sequentially writing the collected ID numbers of the sensors into the receiver.
The conventional TPMS has the following problems through handheld device matching:
1) after the TPMS is installed on each vehicle, calibration needs to be carried out by means of handheld equipment, and the time is about 5-10 minutes;
2) collecting the ID numbers of the sensors by using handheld equipment, particularly when double tires are used, the IDs of the tire sensors positioned on the inner side are difficult to collect, mainly the space is limited, and the handheld equipment is difficult to approach the position of the tire to be collected;
3) after the handheld device collects the ID number of the sensor, the receiver needs to be written in, and the receiver and the handheld device can communicate within a certain distance, and the receiver is generally installed in a frame, so that the receiver is difficult to write in.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the TPMS automatic matching method based on the rotary drum test bed, and the TPMS automatic matching method has the characteristics of short time, high efficiency, convenience in operation and self-adaptive learning.
In order to achieve the purpose, the invention adopts the technical scheme that: the TPMS automatic matching method based on the rotary drum test bed comprises the following steps:
step 1, respectively installing a low-frequency trigger at the left side and the right side of a position, which is less than 1 meter away from a rotary drum, of a rotary drum test bench, and detecting whether a tire is arranged on the rotary drum or not through a sensor carried by the low-frequency trigger; if a tire is detected, sending a low-frequency trigger signal according to a certain period to trigger a tire inner tube pressure sensor at a specified position;
step 2, during testing, a front axle of a vehicle is firstly placed on a rotary drum of a rotary drum test bed, a TPMS self-learning function key is pressed on an instrument, the rotary drum drives a tire to rotate, the wheel speed reaches a fixed rotating speed not greater than 30km/h, only a left front tire of the front axle is driven to rotate, at the moment, a tire pressure sensor in the tire detects an acceleration signal, the tire pressure sensor sends sensor data to a receiver, and the receiver writes a received sensor ID with the acceleration signal into the current position;
step 3, the rotary drum drives the two tires at the left and right positions of the front axle to rotate together, the wheel speed reaches a fixed rotating speed which is not more than 30km/h, at the moment, the receiver can receive sensor data with two acceleration signals, one of the sensors with the acceleration signals is identified and written into the receiver, and the other sensor with the acceleration signals is written into the right front position of the receiver; so far, the self-learning of the tire pressure sensors in the two tires at the two positions of the front axle is completed;
step 4, moving a middle axle of the vehicle to a position of a front axle on a rotary drum test bed, driving tires to rotate by a rotary drum, enabling the wheel speed to reach a fixed rotating speed not greater than 30km/h, detecting acceleration signals by tire pressure sensors in two tires on the left side, triggering the tire pressure sensors in the tires on the outer side by a low-frequency trigger positioned beside the rotary drum test bed at the same time, sending the signals to a repeater by the tire pressure sensors, simultaneously forwarding the signals to a receiver, receiving data of the two sensors with the acceleration signals by the receiver, wherein one sensor is also provided with a low-frequency trigger identification position, writing the data with the low-frequency trigger identification position into the left middle outer position of the receiver, and writing the data with the low-frequency trigger identification position into the left middle;
step 5, the rotary drum drives four tires at the left and right positions of the middle shaft to rotate together, the wheel speed reaches a fixed rotating speed which is not more than 30km/h, at the moment, the repeater can receive sensor data with four acceleration signals, two of the sensor data have low-frequency trigger identification positions, the repeater forwards the signals to the receiver, and as the two sensor data at the left side are identified and written into the receiver, the other signal with the low-frequency trigger identification positions is written into the outer position at the right middle of the receiver, and the other signal is written into the inner position at the right middle of the receiver; so far, the self-learning of the tire pressure sensors in four tires at two positions of the middle shaft is completed;
and 6, moving the rear axle of the vehicle to a rotary drum test bed at the position of the middle axle, and writing the ID self-learning of the tire pressure sensors in the four tires into the step according to the step 4 and the step 5, so that the TPMS self-learning is completed.
The invention has the beneficial effects that:
compared with the prior art, the invention has the advantages of short time, high efficiency, convenient operation and self-adaptive learning due to the adoption of the TPMS automatic matching method based on the rotary drum test bed;
according to the invention, as the receiver is added with a sensor power monitoring function, after the receiver, the repeater and the sensor are installed on each vehicle type, the power value of the sensor monitored by the receiver and the repeater is within a certain range, and the range of the power value can be determined according to the vehicle type, so that the TPMS can be ensured to be automatically matched with the data of the sensor in the tire of the current vehicle, and the interference of other vehicles with TPMS systems on the vehicle to be calibrated is effectively avoided.
Drawings
Fig. 1 is a schematic diagram of a prior art vehicle commissioning TPMS.
Fig. 2 is a schematic diagram of the present invention.
In the figure: the system comprises a tire 1, a tire pressure sensor 2, a receiver 3, a repeater 4, a low-frequency trigger 5 and a rotary drum test bench 6.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 2, taking a 6X4 vehicle model as an example, the TPMS automatic matching method based on a rotary drum test bed includes the following steps:
step 1, respectively installing a low-frequency trigger 5 at the left side and the right side of a position, which is less than 1 meter away from a rotary drum, of a rotary drum test bench 6, and detecting whether a tire 1 is arranged on the rotary drum or not through a sensor (ultrasonic wave and infrared) arranged on the low-frequency trigger 5; if a tire is detected, sending a low-frequency trigger signal according to a certain period to trigger the tire inner tube pressure sensor 2 at the specified position;
the sensor adopts an ultrasonic sensor or an infrared sensor.
Step 2, during testing, the front axle of the vehicle is firstly placed on a rotary drum of a rotary drum test bed, a TPMS self-learning function key is pressed on an instrument, the rotary drum drives the tire to rotate, the wheel speed reaches a fixed rotating speed not greater than 30km/h, only the left front tire of the front axle is driven to rotate, at the moment, a tire pressure sensor in the tire detects an acceleration signal, the tire pressure sensor sends sensor data to a receiver 3, and the receiver writes the received sensor ID with the acceleration signal into the current position;
step 3, the rotary drum drives the two tires at the left and right positions of the front axle to rotate together, the wheel speed reaches a fixed rotating speed which is not more than 30km/h, at the moment, the receiver can receive sensor data with two acceleration signals, one of the sensors with the acceleration signals is identified and written into the receiver, and the other sensor with the acceleration signals is written into the right front position of the receiver; so far, the self-learning of the tire pressure sensors in the two tires at the two positions of the front axle is completed;
step 4, moving a vehicle middle axle to a position of a front axle on a rotary drum test bed, wherein the rotary drum drives tires to rotate, the wheel speed reaches a fixed rotating speed not more than 30km/h, only two tires on the left side of the middle axle are driven to rotate, at the moment, tire pressure sensors in the two tires on the left side detect acceleration signals, simultaneously, a low-frequency trigger positioned beside the rotary drum test bed triggers the tire pressure sensors in the tires on the outer side, the tire pressure sensors send the signals to a repeater 4, the repeater 4 sends the signals to a receiver, the receiver receives data of the two sensors with the acceleration signals, one of the sensors is also provided with a low-frequency trigger identification position, the sensor with the low-frequency trigger identification position is written into the left, middle and outer positions of the receiver, and the other sensor with the low-frequency trigger identification position is;
step 5, the rotary drum drives four tires at the left and right positions of the middle shaft to rotate together, the wheel speed reaches a fixed rotating speed which is not more than 30km/h, at the moment, the repeater 4 can receive sensor data with four acceleration signals, two of the sensor data have low-frequency trigger identification positions, the low-frequency trigger identification positions send the signals to the receiver, and after the receiver receives the signals, because the two sensor data at the left side of the receiver are identified and written into the receiver, the other signal with the low-frequency trigger identification positions is written into the middle and outer positions at the right of the receiver, and the other signal is written into the middle and inner positions at the right; so far, self-learning of four tire inner tube pressure sensors at two positions of the middle shaft is completed;
and 6, moving the rear axle of the vehicle to a rotary drum test bed at the position of the middle axle, and writing the ID self-learning of the four tire inner tube pressure sensors in the step 4 and the step 5, so that the TPMS self-learning is completed.
In the step 1, the receiver adds a sensor power monitoring function.
Claims (2)
1. The TPMS automatic matching method based on the rotary drum test bed is characterized by comprising the following steps:
step 1, respectively installing a low-frequency trigger 5 at the left side and the right side of a position, which is less than 1 meter away from a rotary drum, of a rotary drum test bench, and detecting whether a tire is arranged on the rotary drum or not through a sensor arranged on the low-frequency trigger 5; if a tire is detected, sending a low-frequency trigger signal according to a certain period to trigger a tire inner tube pressure sensor at a specified position;
step 2, during testing, a front axle of a vehicle is firstly placed on a rotary drum of a rotary drum test bed, a TPMS self-learning function key is pressed on an instrument, the rotary drum drives a tire to rotate, the wheel speed reaches a fixed rotating speed not greater than 30km/h, only a left front tire of the front axle is driven to rotate, at the moment, a tire pressure sensor in the tire detects an acceleration signal, the tire pressure sensor sends sensor data to a receiver, and the receiver writes a received sensor ID with the acceleration signal into the current position;
step 3, the rotary drum drives the two tires at the left and right positions of the front axle to rotate together, the wheel speed reaches a fixed rotating speed which is not more than 30km/h, at the moment, the receiver can receive sensor data with two acceleration signals, one of the sensors with the acceleration signals is identified and written into the receiver, and the other sensor with the acceleration signals is written into the right front position of the receiver; so far, the self-learning of the tire pressure sensors in the two tires at the two positions of the front axle is completed;
step 4, moving a vehicle middle axle to a position of a rotary drum test bed where a front axle is located, enabling a rotary drum to drive tires to rotate, enabling the wheel speed to reach a fixed rotating speed not greater than 30km/h, only driving two tires on the left side of the middle axle to rotate, enabling tire pressure sensors in the two tires on the left side to detect acceleration signals, enabling a low-frequency trigger located beside the rotary drum test bed to trigger tire pressure sensors in the tires on the outer side at the same time, enabling the tire pressure sensors to send signals to a repeater, and meanwhile, forwarding the signals to a receiver, enabling the receiver to receive data of the two sensors with the acceleration signals, enabling one sensor to be provided with a low-frequency trigger identification position, writing the low-frequency trigger identification position into the left middle outer position of the receiver, and writing the other sensor into the left;
step 5, the rotary drum drives four tires at the left and right positions of the middle shaft to rotate together, the wheel speed reaches a fixed rotating speed which is not more than 30km/h, at the moment, the repeater can receive sensor data with four acceleration signals, two of the sensor data have low-frequency trigger identification positions, the repeater forwards the signals to the receiver, and as the two sensor data at the left side are identified and written into the receiver, the other signal with the low-frequency trigger identification positions is written into the outer position at the right middle of the receiver, and the other signal is written into the inner position at the right middle of the receiver; so far, the self-learning of the tire pressure sensors in four tires at two positions of the middle shaft is completed;
and 6, moving the rear axle of the vehicle to a rotary drum test bed at the position of the middle axle, and writing the ID self-learning of the tire pressure sensors in the four tires into the step according to the step 4 and the step 5, so that the TPMS self-learning is completed.
2. The method for automatic TPMS matching based on a rotating drum test stand as claimed in claim 1, wherein in step 1, the receiver is added with a sensor power monitoring function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010656149.0A CN111766085A (en) | 2020-07-09 | 2020-07-09 | TPMS automatic matching method based on rotary drum test bed |
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| CN202010656149.0A CN111766085A (en) | 2020-07-09 | 2020-07-09 | TPMS automatic matching method based on rotary drum test bed |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114326681A (en) * | 2021-12-31 | 2022-04-12 | 上海集度汽车有限公司 | Driving environment simulation device, method, system, equipment and storage medium |
| CN114608543A (en) * | 2020-12-08 | 2022-06-10 | 北京福田康明斯发动机有限公司 | Method and device for loading and centering in drum test |
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| CN114608543A (en) * | 2020-12-08 | 2022-06-10 | 北京福田康明斯发动机有限公司 | Method and device for loading and centering in drum test |
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| CN114326681A (en) * | 2021-12-31 | 2022-04-12 | 上海集度汽车有限公司 | Driving environment simulation device, method, system, equipment and storage medium |
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