CN201780212U - Six-degree-of-freedom tire testing machine - Google Patents
Six-degree-of-freedom tire testing machine Download PDFInfo
- Publication number
- CN201780212U CN201780212U CN2010205293631U CN201020529363U CN201780212U CN 201780212 U CN201780212 U CN 201780212U CN 2010205293631 U CN2010205293631 U CN 2010205293631U CN 201020529363 U CN201020529363 U CN 201020529363U CN 201780212 U CN201780212 U CN 201780212U
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Abstract
The utility model relates to a six-degree-of-freedom tire testing machine, which comprises horizontal shoulders, a vertical body, movement executing force measurement mechanisms, a brake driving device, an analogue pavement device, a signal processing device and a base. The horizontal shoulders are fixedly connected with the vertical body to form a machine body, the machine body formed by the horizontal shoulders and the vertical body is connected onto the base through the movement executing force measurement mechanisms disposed transversely and horizontally, the brake driving device is arranged on the vertical body, a distance adjusting mechanism is disposed among the brake driving device and the horizontal shoulders, and the analogue pavement device is disposed on the base under the machine body formed by the horizontal shoulders and the vertical body. The six-degree-of-freedom tire testing machine is simple and reasonable in structure and low in cost, not only can be used for reproducing various operation conditions of tires, but also can test the relation among six-degree-of-freedom movement parameters of tires and six components of the ground.
Description
Technical field
The present invention relates to a kind of automobile tyre proving installation, a kind of specifically six degree of freedom tyre tester, it can reproduce the various operating conditions of tire, can also and measure simultaneously the six-freedom degree kinematic parameter and with the relation of ground six component.
Background technology
The tire force characteristic is the basis of automotive performance analysis and design, mechanics of tire attribute testing machine is the characteristic modeling of tire and vehicle performance is integrated, one of the crucial testing apparatus of adjustment and exploitation, it can reproduce the various operating conditions of tire, and measure the six-freedom degree kinematic parameter and with the relation of ground six component, it is the source of automobile dynamics design of Simulation critical data.
Early stage tire characteristics testing machine is (also imitation braking and driving process sometimes) except the relative motion of imitation road surface and wheel, usually to realize turning to and the inclination campaign, and measure by six component that six-component sensor carries out tire, this testing machine realizes imitating the relative motion of road surface and wheel, the complex structure of this testing machine usually by control tire attitude and the parallel mutually synthetic mode of control road surface attitude.In addition, owing to there is aforesaid drawbacks, the essential six-component sensor that adopts of not only complex structure, and tire six-freedom degree kinematic parameter is measured, because price is very expensive.
Summary of the invention
The objective of the invention is to provide a kind of simple and reasonable, cheap, various operating conditions that can reproduce tire, and measure the six-freedom degree kinematic parameter and with the six degree of freedom tyre tester of the relation of ground six component.
The object of the present invention is achieved like this, this testing machine comprises level shoulder arm, vertical trunk, force measuring machine is carried out in motion, brake, the simulated roadway device, signal processing apparatus, pedestal, described level shoulder arm and the vertical trunk formation body that is connected mutually, level shoulder arm is carried out force measuring machine with the body of vertical trunk formation by the motion of a plurality of horizontal and vertical settings and is connected on the pedestal, brake is arranged on the vertical trunk, be provided with apart from adjusting mechanism between brake and the level shoulder arm, the following pedestal of the body that level shoulder arm and vertical trunk constitute is provided with the simulated roadway device.
Have two outwardly directed arm bodies on the described level shoulder arm, the direction of stretching out of arm body is that level is stretched out in the same way or oppositely stretched out.
Described motion is carried out force measuring machine and is comprised cylinder, is arranged on the axial force transducer of cylinder one end, connects the universal joint of axial force transducer, is arranged on the universal joint of the cylinder other end, the rotating shaft that is connected with universal joint; Described motion execution force measuring machine has axial force transducer one end and is connected on level shoulder arm or the vertical trunk by universal joint, and the other end is connected on the pedestal by rotating shaft.
Described brake comprises slide plate, parallel four slide blocks that are symmetricly set on slide plate one side, is arranged on servomotor and belt wheel on the slide plate, is provided with between servomotor and the belt wheel at synchronous band.
Described simulated roadway device be used to simulate low speed flat, be used to simulate rotary drum or three kinds of versions of flat rubber belting formula at a high speed.
The vertical direction of described vertical trunk is equipped with up and down parallel guide rail, and slide plate is gone up parallel symmetrically arranged four slide blocks by it and is connected with guide rail on the vertical trunk.
Between described slide plate and level shoulder arm, be provided with the locking mechanical lock.
In described cylinder is to have the cylinder of measuring the cylinder linear transducer on it.
The tire link adopts directly and connects two kinds of versions by the axle connection or by six-component sensor disposed thereon on the described slide plate.
Be vertically installed with three motions between described level shoulder arm rear side and two arm end of bodies and the pedestal and carry out force measuring machines; Vertically be horizontally disposed with three motions between the following and side of trunk and the pedestal and carried out force measuring machine.
The present invention has the following advantages and good effect:
1, the present invention is owing to adopt said structure, so simple and reasonable, cheap, cost is low, is easy to make.
2, the present invention can reproduce the various operating conditions of tire, can also and measure simultaneously the six-freedom degree kinematic parameter and with the relation of ground six component, promote the development of domestic tyre tester, and reach the international leading level.
Description of drawings
Fig. 1 is flat six degree of freedom tyre tester one-piece construction synoptic diagram.
Fig. 2 be among Fig. 1 of the present invention A to perspective view.
Fig. 3 be among Fig. 1 of the present invention B to perspective view.
Fig. 4 is that level shoulder arm of the present invention adopts short arm body, simulated roadway device to adopt another embodiment structural representation of rotary drum structure.
Fig. 5 be among Fig. 4 of the present invention C to perspective view.
Fig. 6 be among Fig. 4 of the present invention D to perspective view.
Fig. 7 is that level shoulder arm of the present invention adopts the arm body that oppositely is provided with, another embodiment structural representation that the simulated roadway device adopts flat rubber belting formula structure.
Fig. 8 be among Fig. 7 of the present invention E to perspective view.
Fig. 9 be among Fig. 4 of the present invention F to perspective view.
Figure 10 is a brake structural representation of the present invention.
Figure 11 is that the force measuring machine structural representation is carried out in the present invention's campaign.
Figure 12 is the brake structural representation that the present invention does not install six-component sensor.
Figure 13, the 14th, the present invention install the brake structural representation of six-component sensor.
Figure 15,16, the 17th, level shoulder arm of the present invention is with vertically the body of trunk formation and the diverse location of detected tyre change structural representation.
Embodiment
Shown in accompanying drawing 1,2,3: this testing machine comprises level shoulder arm 1, vertically force measuring machine 3, brake 4 are carried out in trunk 2, motion, simulated roadway device 5, signal processing apparatus 6, pedestal 7, described level shoulder arm 1 and the vertical trunk 3 formation body that is connected mutually, level shoulder arm 1 is carried out force measuring machine 3 with the body of vertical trunk 2 formations by the motion of a plurality of horizontal and vertical settings and is connected on the pedestal 7, and brake 4 is arranged on the vertical trunk 2; Be provided with apart from adjusting mechanism 8 between described brake 4 and the level shoulder arm 1, lifting apart from adjusting mechanism 8, thereby can make the relatively vertically tire of trunk 2 slip installation different models of brake 4, the rotating shaft of tested tire is installed on the brake 4, regulates by distance adjusting mechanism 8; The following pedestal 7 of the body that level shoulder arm 1 and vertical trunk 2 constitute is provided with simulated roadway device 5.
Have two outwardly directed arm bodies 9 on the described level shoulder arm 1, the direction of stretching out of arm body 9 is that level is stretched out (shown in Fig. 1,4) in the same way or oppositely stretched out (as shown in Figure 7).
As shown in figure 11: described motion is carried out force measuring machine 3 and is comprised cylinder 10, be arranged on the axial force transducer 11 of cylinder one end, the universal joint 12 that connects axial force transducer 11 is arranged on the universal joint 13 of cylinder 10 other ends, the rotating shaft that is connected with universal joint 13; Described motion execution force measuring machine 3 has axial force transducer 11 1 ends and is connected on level shoulder arm 2 or the vertical trunk 3 by universal joint 12, and the other end is connected on the pedestal 7 by rotating shaft.
Described cylinder 10 is to have the cylinder of measuring the cylinder linear transducer on it.
Shown in Figure 10,12,13,14: described brake 4 comprises slide plate 15, parallel four slide blocks 16 that are symmetricly set on slide plate 15 1 sides, be arranged on provided driving force on the slide plate 15 and damping force dedicated servo motor 17 and belt wheel 18, be provided with between servomotor 17 and the belt wheel 18 and be with 19 synchronously, dedicated servo motor 17 offers tire 20 by the band transmission with damping force or driving force, thereby realizes braking and drive controlling to tire 20.
The vertical direction of described vertical trunk 3 is equipped with up and down parallel guide rail, and slide plate 15 is gone up parallel symmetrically arranged four slide blocks 16 by it and is connected with guide rail on the vertical trunk.
Be provided with locking mechanical lock 21 between described slide plate 15 and level shoulder arm 2, locking mechanical lock 21 is with the stationkeeping of slide plate 15 with body.
The tire link adopts directly by the axle connection or by two kinds of versions of six-component sensor disposed thereon 22 links on the described slide plate 15.
Described simulated roadway device 5 be used to simulate low speed flat (shown in Figure 1), be used to simulate rotary drum (shown in Figure 4) or three kinds of versions of flat rubber belting formula (shown in Figure 7) at a high speed.
Shown in accompanying drawing 1,2,3,4,5,6,7,8,9: be vertically installed with three motion execution force measuring machines 3 between described level shoulder arm 1 rear side and two arm body 9 ends and the pedestal 7; Vertically be horizontally disposed with three motions between the following and side of trunk 2 and the pedestal 7 and carried out force measuring machine 3, three motion execution force measuring machines 3 of level are arranged on the height near tyre contact patch, so that measure longitudinal force, side force and aligning torque on the ground plane more accurately.
Change length that vertical three motions carry out cylinder 10 on the force measuring machines 3 can make stage body and wheel produce about, inclination and trim three directions move.The length that cylinder 10 on the force measuring machines 3 is carried out in three of change level motions can make that stage body and wheel produce vertically, side direction and rotate three directions around Z-axis and move.By six cylinder 10 length that record can be regarded as the position of its six motion end points and the six-freedom degree motion state of tire, can be regarded as to such an extent that act on six component on the tire according to recording each cylinder axial force numerical value again, thereby try to achieve the tire motion force characteristic.
Shown in Figure 15,16,17: level shoulder arm 1 comprises three kinds of schemes with the body that vertical trunk 2 constitutes.Double dot dash line is the split of tire 19, and single-point is scribed ss the center line that force measuring machine 3 is carried out in motion; The center line that force measuring machine 3 is carried out in former and later two motions on the accompanying drawing 15 expression levels shoulder arm 1 separates from the housing construction form of the split both sides of tire 19.The version of center line in the split of tire 19 of force measuring machine 3 is carried out in former and later two motions on the level shoulder arm 1 shown in Figure 16.The version of the center line of force measuring machine 3 in split one side of tire 19 is carried out in former and later two motions on the level shoulder arm 1 shown in Figure 17.
The present invention can realize following composite test scheme:
1., testing machine body shown in Figure 15 can make up with removable flat simulated roadway; Can make up with the rotary drum simulated roadway; Also can make up with flat rubber belting formula simulated roadway.
2., testing machine body shown in Figure 16 can make up with removable flat simulated roadway; Can make up with the rotary drum simulated roadway; Also can make up with flat rubber belting formula simulated roadway.
3., testing machine body shown in Figure 17 can make up with the rotary drum simulated roadway; Also can make up with flat rubber belting formula simulated roadway.
4. different assembled schemes again can be combined with the brake 4 that six-component sensor 22 is not installed
5., combined with the brake 4 that six-component sensor 22 is installed and form different testing machine schemes.
For " testing machine " that be not equipped with six-component sensor 22, calculate each cylinder length by signal processing apparatus according to the wheel alignment parameter of testing requirements before " testing machine " test, and cylinder is sent in instruction made its realization; Axial force transducer on each cylinder records each cylinder acting force simultaneously, and passes these signals back signal processing apparatus; Six component that the COMPUTER CALCULATION tire is suffered, and with the relation of six-freedom degree motion and provide corresponding family curve, and generate test report.For " testing machine " that be equipped with six-component sensor 22, calculate each cylinder length by signal processing apparatus according to the wheel alignment parameter of testing requirements before " testing machine " test, and cylinder is sent in instruction made its realization, computing machine obtains six suffered component of tire, and with the relation of six-freedom degree motion and provide corresponding family curve, and generate test report.
Claims (10)
1. six degree of freedom tyre tester, it is characterized in that: this testing machine comprises level shoulder arm, vertical trunk, force measuring machine is carried out in motion, brake, the simulated roadway device, signal processing apparatus, pedestal, described level shoulder arm and the vertical trunk formation body that is connected mutually, level shoulder arm is carried out force measuring machine with the body of vertical trunk formation by the motion of a plurality of horizontal and vertical settings and is connected on the pedestal, brake is arranged on the vertical trunk, be provided with apart from adjusting mechanism between brake and the level shoulder arm, the following pedestal of the body that level shoulder arm and vertical trunk constitute is provided with the simulated roadway device.
2. a kind of six degree of freedom tyre tester according to claim 1 is characterized in that: have two outwardly directed arm bodies on the described level shoulder arm, the direction of stretching out of arm body is that level is stretched out in the same way or oppositely stretched out.
3. a kind of six degree of freedom tyre tester according to claim 1, it is characterized in that: described motion is carried out force measuring machine and is comprised cylinder, be arranged on the axial force transducer of cylinder one end, the universal joint that connects axial force transducer, be arranged on the universal joint of the cylinder other end, the rotating shaft that is connected with universal joint; Described motion execution force measuring machine has axial force transducer one end and is connected on level shoulder arm or the vertical trunk by universal joint, and the other end is connected on the pedestal by rotating shaft.
4. a kind of six degree of freedom tyre tester according to claim 1, it is characterized in that: described brake comprises slide plate, parallel four slide blocks that are symmetricly set on slide plate one side, is arranged on servomotor and belt wheel on the slide plate, is provided with between servomotor and the belt wheel at synchronous band.
5. a kind of six degree of freedom tyre tester according to claim 1 is characterized in that: described simulated roadway device be used to simulate low speed flat, be used to simulate rotary drum or three kinds of versions of flat rubber belting formula at a high speed.
6. a kind of six degree of freedom tyre tester according to claim 1 is characterized in that: the vertical direction of described vertical trunk is equipped with up and down parallel guide rail, and slide plate is gone up parallel symmetrically arranged four slide blocks by it and is connected with guide rail on the vertical trunk.
7. a kind of six degree of freedom tyre tester according to claim 1 is characterized in that: be provided with the locking mechanical lock between described slide plate and level shoulder arm.
8. a kind of six degree of freedom tyre tester according to claim 1 is characterized in that: in described cylinder is to have the cylinder of measuring the cylinder linear transducer on it.
9. a kind of six degree of freedom tyre tester according to claim 1 is characterized in that: the tire link adopts directly and connects two kinds of versions by the axle connection or by six-component sensor disposed thereon on the described slide plate.
10. according to claim 1,2 or 3 described a kind of six degree of freedom tyre testers, it is characterized in that: be vertically installed with three motions between described level shoulder arm rear side and two arm end of bodies and the pedestal and carry out force measuring machines; Vertically be horizontally disposed with three motions between the following and side of trunk and the pedestal and carried out force measuring machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205293631U CN201780212U (en) | 2010-09-15 | 2010-09-15 | Six-degree-of-freedom tire testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205293631U CN201780212U (en) | 2010-09-15 | 2010-09-15 | Six-degree-of-freedom tire testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201780212U true CN201780212U (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205293631U Expired - Fee Related CN201780212U (en) | 2010-09-15 | 2010-09-15 | Six-degree-of-freedom tire testing machine |
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| Country | Link |
|---|---|
| CN (1) | CN201780212U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949776A (en) * | 2010-09-15 | 2011-01-19 | 长春孔辉汽车科技有限公司 | Six-degree-of-freedom tire tester |
| CN102313652A (en) * | 2011-08-31 | 2012-01-11 | 吉林大学 | Oscillating bar cornering type tire mechanical property testing machine |
| CN106250574A (en) * | 2016-02-19 | 2016-12-21 | 中策橡胶集团有限公司 | The treating method and apparatus of Tire testing data |
| CN112284601A (en) * | 2020-10-23 | 2021-01-29 | 吉林大学 | Combined six-component force sensor and six-component force measuring method |
-
2010
- 2010-09-15 CN CN2010205293631U patent/CN201780212U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949776A (en) * | 2010-09-15 | 2011-01-19 | 长春孔辉汽车科技有限公司 | Six-degree-of-freedom tire tester |
| CN101949776B (en) * | 2010-09-15 | 2012-07-25 | 长春孔辉汽车科技有限公司 | Six-degree-of-freedom tire tester |
| CN102313652A (en) * | 2011-08-31 | 2012-01-11 | 吉林大学 | Oscillating bar cornering type tire mechanical property testing machine |
| CN102313652B (en) * | 2011-08-31 | 2013-05-29 | 吉林大学 | Oscillating bar cornering type tire mechanical property testing machine |
| CN106250574A (en) * | 2016-02-19 | 2016-12-21 | 中策橡胶集团有限公司 | The treating method and apparatus of Tire testing data |
| CN112284601A (en) * | 2020-10-23 | 2021-01-29 | 吉林大学 | Combined six-component force sensor and six-component force measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20130915 |