KR20170074634A - device for measuring ground contact pressure of tire - Google Patents

device for measuring ground contact pressure of tire Download PDF

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Publication number
KR20170074634A
KR20170074634A KR1020150184148A KR20150184148A KR20170074634A KR 20170074634 A KR20170074634 A KR 20170074634A KR 1020150184148 A KR1020150184148 A KR 1020150184148A KR 20150184148 A KR20150184148 A KR 20150184148A KR 20170074634 A KR20170074634 A KR 20170074634A
Authority
KR
South Korea
Prior art keywords
support plate
tire
pressure measuring
measuring sensor
vehicle
Prior art date
Application number
KR1020150184148A
Other languages
Korean (ko)
Inventor
최광일
Original Assignee
금호타이어 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 금호타이어 주식회사 filed Critical 금호타이어 주식회사
Priority to KR1020150184148A priority Critical patent/KR20170074634A/en
Publication of KR20170074634A publication Critical patent/KR20170074634A/en

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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
    • G01M17/02—Tyres
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L17/00—Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies
    • 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
    • G01M17/021—Tyre supporting devices, e.g. chucks

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

The present invention relates to an apparatus for measuring a contact pressure of a tire, in which a plate-shaped, high-priced contact pressure measuring sensor is mounted on a support plate so as to support and protect the same, and a portable pressure- The present invention relates to a method of measuring the contact pressure of a tire by measuring the contact pressure of the tire by means of a contact pressure measuring sensor by raising the vehicle on a support plate, It is possible to prevent the grounding pressure measuring sensor from being damaged by the eccentric load caused by the camber effect and to increase the level of the grounding pressure measuring sensor supported by the vehicle through the leveling instrument and the height adjusting screws provided on the supporting plate, Due to the eccentric load of the vehicle caused by tilting, It has the effect that can prevent the pressure sensor is damaged.

Description

BACKGROUND OF THE INVENTION Field of the Invention [0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a tire grounding pressure measuring device, and more particularly, to a tire grounding pressure measuring device for carrying and protecting a grounding pressure measuring sensor mounted thereon and measuring the grounding pressure of a tire mounted on the vehicle more conveniently will be.

As is well known, the ground contact area and the pressure in the tire have a great influence on the braking performance as well as the running performance of the tire.

Therefore, the ground pressure measurement test is performed as an essential inspection item for the finished product tire, and in order to measure the dynamic ground pressure of the tire mounted on the vehicle at present, a plurality of piezoelectric sensors mainly called "X-sensor" It uses an installed ground pressure measuring sensor.

Conventionally, it takes a lot of setting time to measure the dynamic ground pressure of a tire mounted on a vehicle by using the ground pressure measuring sensor itself such as the above-mentioned "X-sensor ", and it is possible to carry it, So that it has a disadvantage in that it is subjected to many restrictions in actual use conditions.

Therefore, it is required to develop a tire grounding pressure measuring device which can protect an expensive grounding pressure measuring sensor and can be used for measuring the dynamic grounding pressure of a tire mounted on a vehicle conveniently in a portable manner.

Korean Utility Model Publication No. 20-2009-0013247 (published on December 31, 2009) Korean Patent Registration No. 10-0302061 (registered date June 29, 2001)

It is an object of the present invention to solve the above-mentioned problems and to provide a tire pressure measuring apparatus and a tire pressure measuring method, which can measure a ground pressure of a tire mounted on a vehicle through a ground pressure measuring sensor Device.

According to an aspect of the present invention, there is provided an apparatus for measuring a tire ground contact pressure, comprising: a flat-type ground pressure measuring sensor; A supporting plate for receiving and fixing the grounding pressure measuring sensor on one side of the upper surface and supporting a tire mounted on the vehicle on the grounding pressure measuring sensor so that the grounding pressure can be measured; A plurality of sliding rollers continuously installed along the longitudinal direction on both sides in the width direction of the support plate and allowing free movement due to a sliding eccentric load generated in the process of raising the vehicle wheel on the contact pressure measuring sensor; At least one leveling system installed on one side of the grounding pressure measuring sensor of the support plate; And a plurality of height adjusting screws that are adjustable in height at the square corner of the support plate to adjust the horizontal height of the support plate through the leveling system.

Here, the support plate may have an inclined foot plate extended from one side in the longitudinal direction.

In addition, it is preferable that the support plate has a handle ring formed on at least one side wall surface thereof.

In addition, the slide rollers may be rotatably fixed to allow the support plate to move in the width direction.

According to the tire grounding pressure measuring apparatus of the present invention, it is possible to mount a plate-type expensive grounding pressure measuring sensor on the support plate to support and protect the same, and to improve the portability of the grounding pressure measuring sensor through the support plate, It is possible to more conveniently measure the ground pressure of the mounted tire.

According to the tire ground contact pressure measuring apparatus of the present invention, the vehicle is freely moved by the sliding rollers in the process of measuring the ground pressure of the tire through the contact pressure measuring sensor by raising the vehicle on the support plate, Thereby preventing the earthed pressure measuring sensor from being damaged by the eccentric load caused by the influence of the eccentric load.

According to the tire grounding pressure measuring apparatus of the present invention, the level of the grounding pressure measuring sensor supported on the vehicle through the leveling device and the height adjusting screws provided on the supporting plate is increased, and the eccentricity It is possible to prevent the grounding pressure measuring sensor from being damaged by the load.

1 is a plan view showing a tire grounding pressure measuring apparatus according to an embodiment of the present invention.
2 is a side view showing the tire ground contact pressure measuring apparatus of FIG.
3 is a state diagram illustrating a process of measuring the tire pressure of the actual vehicle using the difference in tire pressure measurement of FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

FIG. 1 is a plan view showing a tire contact pressure measuring apparatus according to an embodiment of the present invention, and FIG. 2 is a side view showing a tire contact pressure measuring apparatus of FIG.

1 and 2, the tire grounding pressure measuring apparatus 1 of the present embodiment includes a grounding pressure measuring sensor 50, a support plate 10, a plurality of sliding rollers 20, at least one leveling system 30, And a plurality of height adjusting screws 40.

Here, the grounding-pressure-measuring sensor 50 is an example of an "X-sensor" in which a plurality of piezoelectric sensors (not shown) are arranged in a planar body. However, the present invention is not limited thereto, and it is natural that various types of flat-type ground pressure measuring sensors can be applied.

The support plate 10 houses and fixes the grounding pressure measuring sensor 50 so as to be flush with one surface of the top surface and mounts the tire 110 mounted on the actual vehicle 100 (see FIG. 3) And has a rectangular plate-like structure having a predetermined thickness for maintaining rigidity so that the grounding pressure of the electrodes can be measured.

Here, the support plate 10 is formed with at least one handle ring 15 on each of at least one side wall surface to facilitate carrying and movement, and a handle plate 15 is formed on the upper side of the support plate 10 having a predetermined thickness on one side in the longitudinal direction, An inclined footrest 11 is extended so as to be easy to see.

A plurality of sliding rollers 20 are continuously installed at both ends in the width direction of the support plate 10 along the longitudinal direction and are generated in the process of raising the wheels of the vehicle 100 on the contact pressure measuring sensor 50 Allowing free movement due to the eccentric load generated by the vehicle 100 to be driven.

Here, the sliding rollers 20 are preferably rotatably fixed so as to allow the support plate 10 to move only in the width direction.

By allowing the support plate 10 to move in the width direction through the sliding rollers 20 as described above, the vehicle 100 is placed on the support plate 10 and the tire 100 (See FIG. 3) is allowed to freely move by the sliding rollers 20 in the process of measuring the ground pressure of the vehicle 100. The eccentric load generated by the influence of the toe or camber of the vehicle 100 causes the ground pressure measuring sensor 50 It is possible to prevent breakage.

The leveling instrument 30 is installed on both sides of the grounding pressure measuring sensor 50 on the support plate 10 so that the support plate 10 can be tilted or horizontally installed.

In this embodiment, the leveling instrument 30 is a circular embossing type leveling instrument 30, but the present invention is not limited thereto. The present invention may be applied to a variety of types It is a matter of course that all the leveling devices 30 of the type can be applied.

The height adjustment screws 40 are respectively adjustable in height at the square corners of the support plate 10 so that the horizontal height of the support plate 10 can be adjusted through the level system 30.

The leveling of the grounding pressure measuring sensor 50, which is supported by the vehicle, is increased through the leveling screws 30 and the height adjusting screws 40 provided on the supporting plate 10, So that the earthed pressure measuring sensor can be prevented from being damaged by the eccentric load of the vehicle 100 that is generated.

3 is a state diagram illustrating a process of measuring the tire pressure of the actual vehicle using the difference in tire pressure measurement of FIG.

3 (a), in the process of measuring the tire pressure of an actual tire using the tire ground pressure measuring device 1 of the present embodiment, four tire pressure sensors 1 are mounted on a tire mounted on the vehicle 100 Lt; / RTI >

At this time, the grip rings 15 formed on the side portions of the support plate 10 are held and carried conveniently, and the inclination-type footrests (not shown) are mounted on the support plates of the positioned ground pressure measuring device 1 11 are formed adjacent to the wheels on which the tire 110 is mounted.

3 (b), the vehicle is moved on the support plate 10 of the grounding-pressure measuring apparatus 1 provided adjacent to each wheel so that the tire 110 mounted on the wheel is subjected to the ground pressure measurement And is stopped to be brought into contact with the sensor 50.

3 (c), the support plate 10, on which the vehicle 100 is mounted by the sliding rollers 20, is allowed to freely move in the width direction, It is possible to prevent the earthing pressure measuring sensor 50 from being damaged due to the eccentric load caused by the influence of the toe camber

The height adjustment screws 40 are operated while viewing the leveling systems 30 formed on the support plate 10 to align the level of the grounding pressure measurement sensor 50 mounted on the support plate 10, And measures the grounding area and the grounding pressure of the tire 110 mounted on the wheels via the sensor 50.

Therefore, in the tire ground pressure measuring apparatus 1 of the present embodiment, the plate-shaped expensive ground pressure measuring sensor 50 is mounted on the support plate 10 so as to support and protect the same, and the support plate 10 It is possible to more easily measure the contact pressure of the tire 110 mounted on the vehicle 100 by increasing the portability of the contact pressure measuring sensor 50.

The vehicle 100 is mounted on the support plate 10 so as to be freely movable by the sliding rollers in the process of measuring the contact pressure of the tire 110 through the contact pressure measuring sensor 50, It is possible to prevent the earthing pressure measuring sensor 50 from being damaged due to the eccentric load caused by the camber effect and to prevent the vehicle 50 from being damaged by the leveling screws 40 and the level system 30 provided on the support plate 10. [ It is possible to prevent the earthing pressure measuring sensor 50 from being damaged by the eccentric load generated by the tilting of the supporting plate 10 by raising the level of the grounding pressure measuring sensor 50 supported by the lifting device 100 Have

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but many variations and modifications may be made without departing from the spirit and scope of the invention. And it goes without saying that they belong to the scope of the present invention.

1: Tire contact pressure measuring apparatus 10: Support plate
11: inclined stool 15: handle ring
20: Sliding roller 30:
40: height adjusting screw 50: ground pressure measuring sensor
100: vehicle 110: tire

Claims (4)

Flat - plate ground pressure measuring sensor;
A supporting plate for receiving and fixing the grounding pressure measuring sensor on one side of the upper surface and supporting a tire mounted on the vehicle on the grounding pressure measuring sensor so that the grounding pressure can be measured;
A plurality of sliding rollers continuously installed along the longitudinal direction at both sides in the width direction of the support plate and allowing free movement due to an eccentric load generated in the process of raising the vehicle wheel on the contact pressure measurement sensor;
At least one leveling system installed on one side of the grounding pressure measuring sensor of the support plate; And
And a plurality of height adjusting screws which are adjustable in height at the rectangular edges of the support plate to adjust the horizontal height of the support plate through the leveling system.
The method of claim 1,
Wherein the support plate has an inclined foot plate extending on one side in the longitudinal direction.
3. The method of claim 2,
Wherein the support plate has a handle ring formed on at least one side wall surface thereof.
The method of claim 1,
Wherein the slide rollers are rotatably fixed so that the support plate is allowed to move in the width direction.
KR1020150184148A 2015-12-22 2015-12-22 device for measuring ground contact pressure of tire KR20170074634A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150184148A KR20170074634A (en) 2015-12-22 2015-12-22 device for measuring ground contact pressure of tire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150184148A KR20170074634A (en) 2015-12-22 2015-12-22 device for measuring ground contact pressure of tire

Publications (1)

Publication Number Publication Date
KR20170074634A true KR20170074634A (en) 2017-06-30

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ID=59279657

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150184148A KR20170074634A (en) 2015-12-22 2015-12-22 device for measuring ground contact pressure of tire

Country Status (1)

Country Link
KR (1) KR20170074634A (en)

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