CN109946002A - A kind of non-cpntact measurement rack of tyre contact pressure - Google Patents
A kind of non-cpntact measurement rack of tyre contact pressure Download PDFInfo
- Publication number
- CN109946002A CN109946002A CN201910144594.6A CN201910144594A CN109946002A CN 109946002 A CN109946002 A CN 109946002A CN 201910144594 A CN201910144594 A CN 201910144594A CN 109946002 A CN109946002 A CN 109946002A
- Authority
- CN
- China
- Prior art keywords
- glass plate
- support
- support frame
- contact pressure
- worm screw
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
- Tires In General (AREA)
Abstract
The present invention provides a kind of non-cpntact measurement racks of tyre contact pressure, comprising: supporting mechanism；Glass plate is set on supporting mechanism；Light source；First gantry support, is set on supporting mechanism, and is located at the top of glass plate, and the inside of the first gantry support is equipped with the second gantry support, and the two sidewalls of the second gantry support and the two sidewalls of the first gantry support are slidably connected；Force snesor is set to the top of the second gantry support；Elevating mechanism is set on the first gantry support, connect with force snesor；Tyre fixing machine structure is set on the second gantry support, for installing tire；Image collecting device, positioned at the lower section of glass plate, the ground connection for acquiring tire and glass plate to be measured is schemed；Control system is connect with image collecting device, elevating mechanism and force snesor, and the present invention is based on noncontact measuring methods, realizes the measurement of tyre contact pressure.
Description
Technical field
The present invention relates to measurement tooling technical field more particularly to a kind of non-cpntact measurement racks of tyre contact pressure.
Background technique
Tire is the unique parts that automobile is contacted with road surface, therefore the performance of tire has very the performance of automobile each section
Big influence.The ground pressure characteristic index of tire is again closely bound up with the integrated ground performance of tire, therefore precise measurement wheel
The ground pressure characteristic index of tire facilitates tire exploitation and the research of vehicle performance.
Currently, the test method of tyre contact pressure distribution at present has: pressure plare method, pressure-sensitive embrane method, pressure sensor method
With noncontact measuring method etc..First two method precision is lower, a large amount of sensor and piezoelectric transducer method needs to rely on, cost
It is higher.
Noncontact measuring method is measured by optical principle, and the principle of noncontact measuring method is as shown in Figure 1, glass two sides
Light source is placed, light does total reflection movement in glass, and when tire is pressed on glass, total reflection failure is obtained complete by camera
The light for reflecting failure, assesses the ground pressure of tire, noncontact measuring method both can control manufacturing cost, and carry out using camera
Shooting, ensure that the precision of image with the resolution ratio of camera, however, not there is more mature non-cpntact measurement rack also at present.
Summary of the invention
In response to the deficiencies in the existing technology, the present invention provides a kind of non-cpntact measurement rack of tyre contact pressure,
Based on noncontact measuring method, the measurement of tyre contact pressure is realized.
The present invention achieves the above technical objects by the following technical means.
A kind of non-cpntact measurement rack of tyre contact pressure, comprising:
Supporting mechanism；
Glass plate can be slidingly set on the supporting mechanism in the horizontal direction；
The front and rear sides of light source, the glass plate are equipped with light source；
First gantry support is set on the supporting mechanism, and is located at the top of the glass plate, described first gantry
The inside of bracket is equipped with the second gantry support, the two sidewalls of the two sidewalls of second gantry support and first gantry support
It is slidably connected；
Force snesor is set to the top of second gantry support；
Elevating mechanism is set on first gantry support, and the elevating mechanism is connect with the force snesor；
Tyre fixing machine structure, including installation axle and mounting blocks, the mounting blocks are set on second gantry support, institute
It states and is equipped with through-hole in mounting blocks, the installation axle is rotatably penetrated and arranged in the through-hole of the mounting blocks, and the installation axle is used for
Tire to be measured is installed, the glass plate, which horizontally slips, is able to drive the tyre rotation；
Image collecting device is set on the supporting mechanism, positioned at the lower section of the glass plate, for acquiring to measuring wheel
The ground connection of tire and the glass plate is schemed；
Control system is connect with described image acquisition device, the elevating mechanism and the force snesor, the control system
System controls the movement of the elevating mechanism, so that load of the control to tire, the control system are acquired according to described image and filled
Set the ground pressure that tire to be measured is analyzed with the signal of force snesor transmitting.
Preferably, the supporting mechanism includes the first support frame and the second support frame, and the top of the first support frame is equipped with two
Item the first guide rail disposed in parallel, the glass plate are installed in glass plate bracing frame, and the bottom of the glass plate bracing frame is set
There are two the first sliding shoe, first sliding shoe is slidably connected with first guide rail one-to-one correspondence, second support frame
Top be located at the top of the glass plate.
It preferably, further include the first driving mechanism, first driving mechanism includes stepper motor and ball screw, described
Ball screw includes screw rod and nut seat, and the stepper motor is connect with the screw rod, and the nut seat is set to the glass
The lower surface of plate bracing frame.
Preferably, the bottom of first gantry support is set on second support frame, and described first gantry
It is equipped with the first floating bearing between bracket and second support frame, enables first gantry support relative to described the
The rotation of two support frames.
It preferably, further include the second driving mechanism, the side wall of second driving mechanism and first gantry support connects
It connects, for driving first gantry support to rotate relative to second support frame.
Preferably, second driving mechanism includes the second driving motor and the second turbine and worm mechanism, second whirlpool
Worm and gear mechanism includes the second turbine and the second worm screw, and second driving motor drives second turbine rotation, and described the
Two worm screws engage with second worm screw, and knuckle is provided on the side wall of first gantry support, second worm screw
One end is connect with the knuckle, and second worm screw is equipped with the first displacement sensor for measuring the second worm screw stroke,
First displacement sensor is connect with the control system with second driving motor.
Preferably, the top of the mounting blocks is equipped with vertical pivot, is equipped with a water in the left and right sides of the mounting blocks
Flat axis is set on second gantry support there are two bearing block, two trunnion axis by bearing with respectively and described in two
Bearing block connection.
It preferably, further include third driving mechanism, the third driving mechanism is connect with the vertical pivot on the mounting blocks, is used
In driving the vertical pivot swing, so that the installation axle be driven to swing up and down.
Preferably, the third driving mechanism include third driving motor and with third turbine and worm mechanism, the third
Turbine and worm mechanism includes third turbine and third worm screw, and the third driving motor drives the third turbine rotation, described
Third worm screw engages with the third worm screw, and one end of the third worm screw is vertical with the vertical pivot to be connect, the third worm screw
It is equipped with the second displacement sensor for measuring third worm screw stroke, the second displacement sensor and third driving electricity
Machine is connect with the control system.
Preferably, the third driving motor is installed on third support frame, and the third support frame is installed on described
The top of two support frames, and the second floating bearing is equipped between the third support frame and second support frame.
Beneficial effects of the present invention:
1) measurement rack of the invention is designed based on the principle of noncontact measuring method, is realized by elevating mechanism to tire reality
Quantitative load is applied, drives tire to roll by moving left and right for glass plate, to realize state when simulation tire rolls, and will
Image collecting device is set to the lower section of glass plate, by acquiring the ground contact patch of tire, obtains the ground connection of tire under multi-state
Figure, is transferred to control system for the image of acquisition, by the ground pressure of control system analysis tire.
2) the second support frame of the invention can be rotated relative to the first support frame, so that being installed on the wheel in installation axle
Tire can be rotated around plumb line, with this, realize the drift angle for changing tire, also, the present invention is provided with the second driving mechanism, will
Second driving mechanism is connect with control system, and it is sliding to automatically control tire to automatically control the second driving mechanism by control system
The change at angle is moved, to simulate multiple operating conditions.
3) both ends of mounting blocks of the invention are equipped with trunnion axis, and trunnion axis is rotatably installed on the second gantry support,
Therefore, mounting blocks can be rotated relative to the axis of trunnion axis, to realize the camber angle for changing tire, and the present invention is provided with
Third driving mechanism is connect by third driving mechanism with control system, automatically controls third driving mechanism by control system, from
And realize the change for automatically controlling camber angle, to simulate multiple operating conditions.
Detailed description of the invention
Fig. 1 is the schematic diagram of noncontact measuring method.
Fig. 2 is the structural schematic diagram according to a kind of non-cpntact measurement rack of tyre contact pressure of the embodiment of the present invention
One.
Fig. 3 is the structural schematic diagram according to a kind of non-cpntact measurement rack of tyre contact pressure of the embodiment of the present invention
Two.
Fig. 4 is the structural schematic diagram according to a kind of non-cpntact measurement rack of tyre contact pressure of the embodiment of the present invention
Three.
Fig. 5 is the structural schematic diagram according to the first gantry support of the embodiment of the present invention.
Fig. 6 is partial enlarged view at A in Fig. 2.
Fig. 7 is partial enlarged view at B in Fig. 4.
Fig. 8 is the structural schematic diagram according to the tyre fixing machine structure of the embodiment of the present invention.
Appended drawing reference:
1, elevating mechanism；2, the first gantry support；3, force snesor；4, the second gantry support；5, third driving mechanism；6,
Link block；7, tyre fixing machine structure；8, installation axle；9, bearing block；10, the first floating bearing；11, third support frame；12, second
Floating bearing；13, the second support frame；14, light source；15, glass plate；16, glass support frame；17, the first guide rail；18, first
Support；19, workbench；20, the second guide rail；21, knuckle；22, bindiny mechanism；23, nut seat；24, support base；25, screw rod；
26, fixing seat；27, shaft coupling；28, the first stepper motor；29, camera mount；30, camera；31, electric machine support；32,
Three elevating mechanisms；33, second displacement sensor；34, the first displacement sensor；35 mounting blocks.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The orientation or positional relationship of the instructions such as " thickness ", "upper", "lower", " axial direction ", " radial direction ", "vertical", "horizontal", "inner", "outside"
To be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitation of the present invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be with
Explicitly or implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or
Two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
A kind of non-contact survey of tyre contact pressure according to an embodiment of the present invention is specifically described in conjunction with attached drawing first below
Measure rack.
Please refer to Fig. 2 to Fig. 8, a kind of non-cpntact measurement rack of tyre contact pressure according to an embodiment of the present invention, packet
Include: workbench 19, glass plate 15, light source 14, the first gantry support 2, the first driving mechanism, force snesor 3, rises supporting mechanism
Descending mechanism 1, tyre fixing machine structure, the second driving mechanism 32, the structure 5 of third driving mechanism, image collecting device and control system
System.
Specifically, as shown in Fig. 2, supporting mechanism is welded by angle bar and rectangle steel, including the first support frame 18 and
Two support frames 13, the first support frame 18 and the second support frame 13 are mounted on workbench 19, the top position of the second support frame 13
In the top of glass plate 15.The top of first support frame 18 is equipped with two the first guide rails 17 disposed in parallel, and glass plate 15 is installed
In in glass plate bracing frame 16, horizontally disposed, glass support frame 16 is welded by rectangle steel, glass plate bracing frame 16
Bottom set there are two the first sliding shoe, the first sliding shoe and the first guide rail 17 are corresponded and are slidably connected, so that glass
Plate 15 can be moved horizontally relative to the first support frame 18, and the two sides that frame 16 is made in glass are provided with light source 14, for making light
Total reflection movement is done in glass plate 15.
As shown in figure 3, the first driving mechanism includes stepper motor 28 and ball screw, ball screw includes screw rod 25 and spiral shell
Base 23, the side of the first support frame 18 have been connected through a screw thread fixing seat 26, support base 24 and electric machine support 31, screw rod 25
Both ends pass through respectively bearing and fixing seat 26 with and support base 24 be connected, stepper motor 28 and electric machine support 31 pass through screw thread company
It connects, motor shaft is connected with screw rod 25 by shaft coupling 27, and nut seat 23 and screw rod 25 cooperate, and 22 two sides of bindiny mechanism pass through screw thread
It is connected with nut seat 23 and glass support frame 16.The rotation of stepper motor 28 is so that the rotation of screw rod 25, drives nut seat 23 or so
It is mobile, to drive glass plate bracing frame 16 to move left and right, so that glass plate 15 moves left and right.
As shown in Fig. 2, the first gantry support 2 is installed on the second support frame 13, positioned at the top of glass plate 15, the first dragon
The inside of door bracket 2 is equipped with the second gantry support 4, and the lateral surfaces of the two sidewalls of the second gantry support 4 is equipped with the second sliding block, and first
The medial surface of the two sidewalls of gantry support 2 is equipped with the second guide rail, and the second sliding block is slidably connected with the second guide rail one-to-one correspondence, so that
Second gantry support 4 can move up and down in the first gantry support 2.
As shown in Figure 4 and Figure 8, tyre fixing machine structure includes installation axle 8 and mounting blocks 35, and mounting blocks 35 are set to the second dragon
On door bracket 4, through-hole is equipped in mounting blocks 35, installation axle 8 is rotatably penetrated and arranged in the through-hole of mounting blocks 35 by bearing, is pacified
It is fixed with coaxial turntable on dress axis 8, tire to be measured is installed in installation axle 8 by taper fixed block and nut, turntable and cone
Shape fixed block is used to position to tire axial to be measured.When initial, tire to be measured is mounted on the center of glass plate 15, glass as far as possible
The movement of glass plate 15 is able to drive tire rolling, to realize state when simulation tire rolls.
Force snesor 3 is installed on the top end face of the second gantry support 4, and elevating mechanism 1 is installed on the first gantry support 2,
Including the first driving motor and the first turbine and worm mechanism, the first turbine and worm includes the first turbine and the first worm screw, the first snail
Bar is vertically arranged, and the bottom end of the first worm screw is connect with force snesor 3, and the first driving motor drives the first turbine rotation, to make
It obtains the first worm screw to move up and down, and then the second gantry support 4 is driven to move up and down, realize the quantitative load to tire, and
Elevating mechanism 1 can be measured to the loading force of tire by force snesor 3.
Image collector is set to camera 30, and camera 30 is installed on the first support frame 18 by camera mount 29,
Camera 30 is located at the lower section of glass plate 15, and glass plate 15 alsos for facilitating carry out optical test, make not only to simulated roadway
Camera 30 is obtained in the ground contact patch of lower section shooting tire, obtains the ground connection figure of tire.
Control system is connect with camera 30, the first driving motor and force snesor 3, and control system controls elevating mechanism 1
Movement, thus load of the control to tire, control system is analyzed according to the signal that image collecting device and force snesor 3 transmit
The ground pressure of tire to be measured.
In order to simulate various working, the embodiment of the present invention can change the drift angle of tire, specifically: the second driving machine
Structure 32 includes the second driving motor and the second turbine and worm mechanism, and the second turbine and worm mechanism includes the second turbine and the second snail
Bar, the second driving motor drive the second turbine rotation, and the second worm screw engages with the second worm screw, on the side wall of the first gantry support 2
It is provided with knuckle 21, one end of the second worm screw is connect with knuckle 21, as shown in fig. 7, the second worm screw is equipped with for measuring
First displacement sensor 34 of the second worm screw stroke, the first displacement sensor 34 and the second driving motor connect with control system
It connects.It is equipped with the first floating bearing 10 between first gantry support 2 and the second support frame 13, enables 2 phase of the first gantry support
Second support frame 13 is rotated.Second driving motor drives the second turbine rotation, so that the second worm screw stretches out, so that the
One gantry support 2 is rotated around plumb line, so that tire follows the first gantry support 2 to rotate, so that the drift angle of tire is changed,
And pass through the knots modification of 34 precise measurement drift angle of the first displacement sensor.
The embodiment of the present invention can change the camber angle of tire, specifically: the top of mounting blocks 35 is equipped with vertical pivot, installation
It is equipped with a trunnion axis in the left and right sides of block 35, is set on the second gantry support 4 there are two bearing block 9, two trunnion axis
By bearing with connect respectively with two bearing blocks 9, enable mounting blocks 35 around trunnion axis central axes rotate.
Third driving mechanism 5 include third driving motor and with third turbine and worm mechanism, as shown in figure 5, third drive
Motor is installed on third support frame 11, and third support frame 11 is installed on the top of the second support frame 13, and third support frame 11
It is equipped with the second floating bearing 12 between the second support frame 13, enables third support frame 11 relative to 13 turns of the second support frame
Dynamic, third turbine and worm mechanism includes third turbine and third worm screw, and third driving motor drives third turbine rotation, third snail
Bar is engaged with third worm screw.Vertical pivot is equipped with link block 6, and link block 6 includes orthogonal two cylindrical drums, one of circle
Column casing is fixed on vertical pivot, another cylindrical drum is fixed on one end of third worm screw, to realize one end and the vertical pivot of third worm screw
Vertical connection, as shown in fig. 7, third worm screw is equipped with the second displacement sensor 33 for measuring third worm screw stroke, second
Displacement sensor 33 is connect with control system with third driving motor.Pendulum before and after the back-and-forth motion driving vertical pivot of third worm screw
It is dynamic, so that installation axle 8 is swung up and down, to realize the camber angle for changing tire, and it is accurate by second displacement sensor 33
Measure the knots modification of camber angle.
The working principle of the invention: when needing to load, elevating mechanism 1 is adjusted, tire is moved up and down, tire is worked as
When contacting with glass plate 15, force snesor 3 is able to reflect the loading conditions of tire, and passes to control system.Third is adjusted to drive
Motivation structure 5 is surveyed by pulling the camber angle for turning to the vertical pivot on mounting blocks 35 and adjusting tire, and by second displacement sensor 33
Measure the variation of camber angle.Third driving mechanism 32 is adjusted, by pulling the first gantry support 2 to adjust the drift angle of tire, and is led to
Cross the variation of the first displacement sensor 34 measurement camber angle.First stepper motor, second stepper motor, third stepper motor by
Control system control, control system adjusts stepper motor 28, so that glass plate 15 moves backward forward, tire is driven to roll.It is logical
The dynamic earth fault mark that camera 30 shoots tire is crossed, control system passes through image processing techniques again can obtain the ground connection of tire
Tonogram, and the signal for combining force snesor 3, the first displacement sensor 34 and second displacement sensor 33 to transmit analyze each
Under a difference operating condition, the ground pressure of tire.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case where can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.
Claims (10)
1. a kind of non-cpntact measurement rack of tyre contact pressure characterized by comprising
Supporting mechanism；
Glass plate (15) can be slidingly set on the supporting mechanism in the horizontal direction；Light source (14), the glass plate
(15) front and rear sides are equipped with light source (14)；
First gantry support (2), is set on the supporting mechanism, and is located at the top of the glass plate (15), and described first
The inside of gantry support (2) is equipped with the second gantry support (4), the two sidewalls of second gantry support (4) and first dragon
The two sidewalls of door bracket (2) are slidably connected；
Force snesor (3) is set to the top of second gantry support (4)；
Elevating mechanism (1) is set on first gantry support (2), the elevating mechanism (1) and the force snesor (3)
Connection；
Tyre fixing machine structure, including installation axle (8) and mounting blocks (35), the mounting blocks (35) are set to described second gantry branch
On frame (4), through-hole is equipped in the mounting blocks (35), the installation axle (8) is rotatably penetrated and arranged in the mounting blocks (35)
In through-hole, for the installation axle (8) for installing tire to be measured, the glass plate (15), which horizontally slips, is able to drive the tyre revolution
It is dynamic；
Image collecting device is set on the supporting mechanism, is located at the lower section of the glass plate (15), for acquiring to measuring wheel
The ground connection of tire and the glass plate (15) is schemed；
Control system is connect, the control with described image acquisition device, the elevating mechanism (1) and the force snesor (3)
System controls the movement of the elevating mechanism (1), so that load of the control to tire, the control system are adopted according to described image
Acquisition means and the signal of the force snesor (3) transmitting analyze the ground pressure of tire to be measured.
2. the non-cpntact measurement rack of tyre contact pressure according to claim 1, which is characterized in that the supporting mechanism
Including the first support frame (18) and the second support frame (13), the top of the first support frame (18) is equipped with two disposed in parallel first
Guide rail (17), the glass plate (15) are installed on glass plate bracing frame (16), and the bottom of the glass plate bracing frame (16) is set
There are two the first sliding shoe, first sliding shoe is corresponded with first guide rail (17) and is slidably connected, and described second
The top of support (13) is located at the top of the glass plate (15).
3. the non-cpntact measurement rack of tyre contact pressure according to claim 2, which is characterized in that further include the first drive
Motivation structure, first driving mechanism include stepper motor (28) and ball screw, the ball screw include screw rod (25) and
Nut seat (23), the stepper motor (28) connect with the screw rod (25), and the nut seat (23) is set to the glass plate
The lower surface of support frame (16).
4. the non-cpntact measurement rack of tyre contact pressure according to claim 2, which is characterized in that described first gantry
The bottom of bracket (2) is set on second support frame (13), and first gantry support (2) and second support
The first floating bearing (10) are equipped between frame (13), so that first gantry support (2) can be relative to second support
Frame (13) rotation.
5. the non-cpntact measurement rack of tyre contact pressure according to claim 4, which is characterized in that further include the second drive
Motivation structure (32), second driving mechanism (32) connect with the side wall of first gantry support (2), for driving described
One gantry support (2) is rotated relative to second support frame (13).
6. the non-cpntact measurement rack of tyre contact pressure according to claim 5, which is characterized in that second driving
Mechanism (32) include the second driving motor and the second turbine and worm mechanism, second turbine and worm mechanism include the second turbine and
Second worm screw, second driving motor drive second turbine rotation, and second worm screw engages with second worm screw,
It is provided with knuckle (21) on the side wall of first gantry support (2), one end of second worm screw and the knuckle
(21) it connecting, second worm screw is equipped with for measuring the first displacement sensor (34) of the second worm screw stroke, and described first
Displacement sensor (34) is connect with the control system with second driving motor.
7. the non-cpntact measurement rack of tyre contact pressure according to claim 1, which is characterized in that the mounting blocks
(35) top is equipped with vertical pivot, is equipped with a trunnion axis, described second gantry in the left and right sides of the mounting blocks (35)
It is set on bracket (4) there are two bearing block (9), two trunnion axis connect by bearing and respectively with two bearing blocks (9)
It connects.
8. the non-cpntact measurement rack of tyre contact pressure according to claim 7, which is characterized in that further include that third is driven
Motivation structure, the third driving mechanism are connect with the vertical pivot on the mounting blocks (35), for driving the vertical pivot swing,
To drive the installation axle (8) to swing up and down.
9. the non-cpntact measurement rack of tyre contact pressure according to claim 8, which is characterized in that the third driving
Mechanism (5) include third driving motor and with third turbine and worm mechanism, third turbine and worm mechanism includes third turbine
With third worm screw, the third driving motor drives the third turbine rotation, and the third worm screw nibbles with the third worm screw
It closes, one end of the third worm screw is vertical with the vertical pivot to be connect, and the third worm screw is equipped with for measuring third worm screw row
The second displacement sensor (33) of journey, the second displacement sensor (33) and the third driving motor are with the control
System connection.
10. the non-cpntact measurement rack of tyre contact pressure according to claim 1, which is characterized in that the third is driven
Dynamic motor is installed on third support frame (11), and the third support frame (11) is installed on the top of second support frame (13)
Portion, and the second floating bearing (12) are equipped between the third support frame (11) and second support frame (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910144594.6A CN109946002B (en) | 2019-02-27 | 2019-02-27 | Non-contact measuring rack for tire grounding pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910144594.6A CN109946002B (en) | 2019-02-27 | 2019-02-27 | Non-contact measuring rack for tire grounding pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109946002A true CN109946002A (en) | 2019-06-28 |
| CN109946002B CN109946002B (en) | 2021-02-12 |
Family
ID=67008103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910144594.6A Active CN109946002B (en) | 2019-02-27 | 2019-02-27 | Non-contact measuring rack for tire grounding pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109946002B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326087A (en) * | 2021-01-04 | 2021-02-05 | 湖南大学 | Vehicle contact time-course force measuring method and device based on video identification |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0426457A2 (en) * | 1989-11-02 | 1991-05-08 | Sumitomo Rubber Industries Limited | Apparatus and method for observing the ground contact patch of a tyre |
| US5357799A (en) * | 1992-07-14 | 1994-10-25 | Bridgestone Corporation | Method and apparatus for determining abrasion potential of tire treads |
| EP0837308A2 (en) * | 1996-10-16 | 1998-04-22 | BRIDGESTONE/FIRESTONE, Inc. | Apparatus and related methods for automatically testing and analyzing tires |
| CN1912538A (en) * | 2005-08-08 | 2007-02-14 | 旭东机械(昆山)有限公司 | Tyre detection device |
| CN105209879A (en) * | 2013-04-17 | 2015-12-30 | 天一*** | Module for testing active contact pressure of tire, and tire testing apparatus using same |
-
2019
- 2019-02-27 CN CN201910144594.6A patent/CN109946002B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0426457A2 (en) * | 1989-11-02 | 1991-05-08 | Sumitomo Rubber Industries Limited | Apparatus and method for observing the ground contact patch of a tyre |
| US5357799A (en) * | 1992-07-14 | 1994-10-25 | Bridgestone Corporation | Method and apparatus for determining abrasion potential of tire treads |
| EP0837308A2 (en) * | 1996-10-16 | 1998-04-22 | BRIDGESTONE/FIRESTONE, Inc. | Apparatus and related methods for automatically testing and analyzing tires |
| CN1912538A (en) * | 2005-08-08 | 2007-02-14 | 旭东机械(昆山)有限公司 | Tyre detection device |
| CN105209879A (en) * | 2013-04-17 | 2015-12-30 | 天一*** | Module for testing active contact pressure of tire, and tire testing apparatus using same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326087A (en) * | 2021-01-04 | 2021-02-05 | 湖南大学 | Vehicle contact time-course force measuring method and device based on video identification |
| CN112326087B (en) * | 2021-01-04 | 2021-04-23 | 湖南大学 | Vehicle contact time-course force measuring method and device based on video identification |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109946002B (en) | 2021-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109612929B (en) | Test device and method for researching friction characteristics between tire and actual road surface | |
| CN114354208B (en) | Automatic centering system and automatic centering method for chassis dynamometer | |
| CN102620888B (en) | Heavy vehicle mass and mass center detection device | |
| CN102511000B (en) | Tyre tester | |
| CN105973190A (en) | Building ground flatness detection apparatus | |
| CN101832865B (en) | Association model testing device capable of adjusting wheel orientation angle and side slip distance | |
| CN102279111A (en) | Rotary table sideslip type lane-changeable tire mechanical characteristic tester | |
| CN216445749U (en) | Highway roughness check out test set | |
| CN109946002A (en) | A kind of non-cpntact measurement rack of tyre contact pressure | |
| CN114111747B (en) | Pile machine straightness detection device that hangs down | |
| CN102313652A (en) | Oscillating bar cornering type tire mechanical property testing machine | |
| CN112903315B (en) | New energy automobile chassis load testing arrangement | |
| CN2535794Y (en) | Automobie chair pilow characteristic testing apparatus | |
| CN208915293U (en) | Car door tilt adjustment test device | |
| CN112362507A (en) | Novel roadbed modulus automatic testing device | |
| CN112252139A (en) | Highway bridge flatness detection equipment | |
| CN201673054U (en) | Adjustable wheel orientation angle and sideslip tensor associated model test unit | |
| CN208568218U (en) | The torsional rigidity test of vehicular platform of passenger car torsion beam | |
| CN108150798B (en) | Portable vehicle-mounted cone instrument and use method thereof | |
| CN208520297U (en) | Rapid determination device | |
| CN115198607A (en) | Automatic acquisition device and measurement method for Beckman beam deflectometer | |
| CN205280000U (en) | Portable train tire tread profile detection device | |
| CN113865837B (en) | Trailer traction testing device | |
| CN207687637U (en) | A kind of portable car-mounted taper appliance | |
| CN114199455A (en) | Automatic measurement and control system for mechanical metrological verification |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230607 Address after: 545616 No.1, Guandong Road, Luorong Town, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: GUANGXI LINGLONG TIRE Co.,Ltd. Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: JIANGSU University |