CN202171533U - Arc-shaped guide rail cornering cambering high speed tyre testing machine - Google Patents

Arc-shaped guide rail cornering cambering high speed tyre testing machine Download PDF

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Publication number
CN202171533U
CN202171533U CN2011203232290U CN201120323229U CN202171533U CN 202171533 U CN202171533 U CN 202171533U CN 2011203232290 U CN2011203232290 U CN 2011203232290U CN 201120323229 U CN201120323229 U CN 201120323229U CN 202171533 U CN202171533 U CN 202171533U
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CN
China
Prior art keywords
arc
lateral deviation
guide rail
inclination
shaped guide
Prior art date
Application number
CN2011203232290U
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Chinese (zh)
Inventor
卢荡
郭孔辉
白帆
颜亮
潘乙山
王大伟
Original Assignee
吉林大学
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Application filed by 吉林大学 filed Critical 吉林大学
Priority to CN2011203232290U priority Critical patent/CN202171533U/en
Application granted granted Critical
Publication of CN202171533U publication Critical patent/CN202171533U/en

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Abstract

The utility model relates to an arc-shaped guide rail cornering cambering high speed tyre testing machine, comprising an arc-shaped guide rail cornering positioning mechanism, an arc-shaped guide rail cambering positioning mechanism, a double guide rail vertical loading positioning mechanism, a six-component sensor, a driving braking assembly and a test rotary drum. The tyre testing machine of the utility model is simple and reasonable in structure and low in price, and by using the arc-shaped guide rail cornering cambering high speed tyre testing machine, various running working conditions of the tyre can be realized, on a composite working condition, the tyre trace center is not changed, and the six-freedom degree motion parameters of the tyre can be controlled accurately, thereby realizing the accurate measurement of a six-component characteristic of the tyre.

Description

Arc-shaped guide rail lateral deviation inclination high-speed tire testing machine
Technical field
The utility model relates to a kind of indoor mechanics of tire characteristic test apparatus, a kind of specifically testing machine through arc-shaped guide rail mechanism realization tire lateral deviation and inclination motion positions, and it can measure the mechanical characteristic under the tire high-speed cruising operating mode.
Background technology
The mechanics of tire characteristic is the basis of automotive performance analysis and design, and to the performance important influence such as security, control stability, ride comfort and NVH of automobile.Mechanics of tire attribute testing machine is tire characteristics modeling and vehicle performance is integrated, one of the crucial testing apparatus of adjustment and exploitation; It can realize the various operating conditions of tire; And measure 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.
The outdoor tyre tester of trailer-type can imitate the tire operation of multiple road conditions, but because the randomness of outdoor environment, and the influence of the factors such as out-of-flatness on road surface, the test figure that obtains is inaccurate, and discreteness is bigger.Indoor tyre tester has then been eliminated the influence of outdoor environment to the tire test data; This testing machine is except the relative motion of imitation road surface and wheel; Usually can realize tire lateral deviation and inclination campaign; But the problem that move at the tire print center when moving because of mechanism principle imperfection ubiquity inclination lateral deviation cause indelible lateral deviation inclination campaign coupling edge effect, as just there is this problem in all flat rubber belting formula high-speed tire dynamic characteristic test machines that the American MTS company that is widely used produces; Cause the motion input parameter of testing tire to be difficult to control, so that test data is inaccurate.In addition, can realize the testing machine of the compound working characteristics test of tire at present, complex structure, huge, involve great expense.
Summary of the invention
The purpose of the utility model be to provide a kind of simple and reasonable, cheap, can realize the various operating conditions of tire; The tire print center is constant under compound operating mode; And can accurately control tire six-freedom degree kinematic parameter, realize the high-speed tire testing machine of six fens accurate arc-shaped guide rail lateral deviation inclination location of measuring of force characteristic of tire.
The purpose of the utility model is achieved in that this testing machine comprises arc-shaped guide rail lateral deviation detent mechanism, arc-shaped guide rail inclination detent mechanism, two guide rail vertical loading detent mechanisms, six-component sensor and drive brake assembly, experimental drum;
1., described arc-shaped guide rail lateral deviation detent mechanism comprises lateral deviation motor, lateral deviation worm screw, lateral deviation arc worm gear, arc-shaped base, lateral deviation arc-shaped guide rail, pedestal; Wherein the lateral deviation arc-shaped guide rail is fixed on the arc-shaped base; Pedestal is arranged on the lateral deviation arc-shaped guide rail; Middle lower portion at pedestal is fixed with lateral deviation arc worm gear; The lateral deviation worm screw is assemblied on the lateral deviation motor, the mechanism that constitutes by lateral deviation worm screw and lateral deviation motor be arranged on lateral deviation arc worm gear under, and the lateral deviation worm screw is meshed with lateral deviation arc worm gear;
2., described arc-shaped guide rail inclination detent mechanism is arranged on the pedestal, it comprises the inclination arc-shaped guide rail, support, inclination motor, inclination gear, inclination arc-shaped rack, mechanical transmission mechanism; Described inclination arc-shaped guide rail and inclination arc-shaped rack are separately fixed at the pedestal top; Support is arranged on the inclination arc-shaped guide rail; The support lower end is fixed with inclination motor and mechanical transmission mechanism, and the inclination gear links to each other with mechanical transmission mechanism, and meshes with the inclination arc-shaped rack;
3., the described pair of guide rail vertical loading detent mechanism is arranged on the support, comprises vertical loading motor, vertical loading gear shaft, mechanical transmission mechanism, closed slide, parallel rack, slide plate; Described vertical loading motor is connected with the vertical loading gear shaft; The vertical loading gear shaft is connected with two mechanical transmission mechanisms; Parallel rack is arranged on two mechanical transmission mechanisms; Closed slide is fixed on the support, and slide plate is arranged on the closed slide, and is connected through hinged support and parallel rack;
4., described six-component sensor and drive brake assembly of devices comprise wheel rim adapter, six-component sensor, ring flange, drive brake device fixed cover, end cap, drive brake device, belt and belt pulley; Wherein the six-component sensor front end is provided with the wheel rim adapter that is connected with tire; Six-component sensor is fixed on the ring flange; The drive brake device links to each other with six-component sensor is coaxial; And fix outer lace of six-component sensor rotation axis and belt pulley, the external angular displacement sensor of belt pulley through drive brake device fixed cover and end cap.
The utility model has following advantage and beneficial effect:
1. the utility model adopts said structure, and arc-shaped guide rail mechanism is only adopted in tire lateral deviation and inclination campaign, and is simple and reasonable, is easy to make.
2. can carry out six component and measure, obtain comprehensive mechanical characteristic.
3. have lateral deviation, inclination, the stable state of indulging sliding and vertical load and unstable state input, can carry out the test of the various operating modes under the high-speed motion.
4. can keep the constant of tire ground connection trace center, warranty test result's accuracy.
Description of drawings
Fig. 1 is the one-piece construction synoptic diagram of arc-shaped guide rail lateral deviation inclination high-speed tire testing machine.
Fig. 2 is that the A of the utility model detent mechanism is to perspective view.
Fig. 3 is that the B of the utility model detent mechanism is to perspective view.
Fig. 4 is the synoptic diagram of the utility model arc-shaped guide rail lateral deviation detent mechanism.
Fig. 5 is the synoptic diagram of the utility model arc-shaped guide rail inclination detent mechanism.
Fig. 6 is the synoptic diagram of the two guide rail vertical loading detent mechanisms of the utility model.
Fig. 7 is the utility model six-component sensor and drive brake assembly structure synoptic diagram.
Fig. 8 is the axis that relates to of the utility model and the synoptic diagram on plane.
Embodiment
By accompanying drawing 1,2, shown in 3: this testing machine comprises arc-shaped guide rail lateral deviation detent mechanism (see figure 4); Arc-shaped guide rail inclination detent mechanism (see figure 5); Two guide rail vertical loading detent mechanism (see figure 6)s, six-component sensor and drive brake assembly (see figure 7), experimental drum 22.
Described arc-shaped guide rail lateral deviation detent mechanism (see figure 4) comprises lateral deviation motor 1, lateral deviation worm screw 2, lateral deviation arc turbine 8; Arc-shaped base 3,5, lateral deviation arc-shaped guide rail 4,6, pedestal 7; Wherein lateral deviation arc-shaped guide rail 4,6 is fixed on the arc-shaped base 3,5; Pedestal 7 is arranged on the lateral deviation arc-shaped guide rail 4,6, is fixed with lateral deviation arc turbine 8 in the middle lower portion of pedestal 7, and lateral deviation worm screw 2 is assemblied on the lateral deviation motor 1; The mechanism that constitutes by lateral deviation worm screw 2 and lateral deviation motor 1 be arranged on lateral deviation arc-shaped rack 8 under, and lateral deviation worm screw 2 is meshed with lateral deviation arc turbine 8.
Lateral deviation motor 1; Lateral deviation worm screw 2 constitutes worm-and-wheel gear with lateral deviation arc turbine 8; Lateral deviation motor 1 rotates and drives 2 rotations of lateral deviation worm screw; Lateral deviation worm screw 2 and 8 engagements of lateral deviation arc turbine, thus 2 rotations of lateral deviation worm screw make lateral deviation arc turbine 8 and pedestal 7 rotate around tyre side off-axis line X, realize the lateral deviation motion of tire 21.
Described arc-shaped guide rail inclination detent mechanism (see figure 5) is arranged on the pedestal 7, and it comprises inclination arc-shaped guide rail 11,20, support 9, inclination motor 18, inclination gear 13, inclination arc-shaped rack 17, mechanical transmission mechanism 19; Described inclination arc-shaped guide rail 11,20 and inclination arc-shaped rack 17 are separately fixed at pedestal 7 tops; Support 9 is arranged on the inclination arc-shaped guide rail 11,20; Support 9 lower ends are fixed with inclination motor 18 and mechanical transmission mechanism 19; Inclination gear 13 links to each other with mechanical transmission mechanism 19, and meshes with inclination arc-shaped rack 17.
Described inclination motor 18, inclination gear 13, inclination arc-shaped rack 17; Mechanical transmission mechanism 19 constitutes a gear drive, and inclination motor 18 rotates and passes torque to mechanical transmission mechanism 19, and mechanical transmission mechanism 19 passes torque to inclination gear 13 again; Inclination gear 13 is rotated; Inclination gear 13 is meshed with inclination arc-shaped rack 17, thereby inclination gear 13 rotates drive support 9 and tire 21 is done the rotation around inclination axis of movement X, realizes the inclination campaign of tire 21.
Described pair of guide rail vertical loading detent mechanism (see figure 6) is arranged on the support 9, comprises vertical loading motor 12, vertical loading gear shaft 26, mechanical transmission mechanism 14,15, closed slide 16, parallel rack 25, slide plate 10.
Described vertical loading motor 12 is connected with vertical loading gear shaft 26, and vertical loading gear shaft 26 is connected with two mechanical transmission mechanisms 14,15, and parallel rack 25 is arranged on two mechanical transmission mechanisms 14,15.Closed slide 16 is fixed on the support 9, and slide plate 10 is arranged on the closed slide 16, and is connected through hinged support and parallel rack 25.
When rotating, vertical loading motor 12 passes torque to two mechanical transmission mechanisms 14,15 through 26 rotations of vertical loading gear shaft; Two mechanical transmission mechanisms 14,15 pass torque to parallel rack 25 again; Make parallel rack 25 do straight reciprocating motion; Drive slide plate 10 and do the vertical loading motion, realize the vertical loading of tire 21 with tire 21.
Shown in accompanying drawing 7: described six-component sensor and drive brake assembly of devices comprise wheel rim adapter 27, six-component sensor 28, ring flange 29, drive brake device fixed cover 30, end cap 31, drive brake device 32, belt and belt pulley 33; Wherein six-component sensor 28 front ends are provided with the wheel rim adapter 27 that is connected with tire 21; Six-component sensor 28 is fixed on the ring flange 29; Drive brake device 30 and 28 coaxial linking to each other of six-component sensor; And fixing through drive brake device fixed cover 30 with end cap 31, outer lace of six-component sensor 28 rotation axiss and belt pulley 33, the external angular displacement sensor of belt pulley.
Said drive brake device 32 can be realized the braking of tire 21 through being rotated in the forward the driving that realizes tire 21 through reverse rotation, thereby realizes the driving and the braking control of tire 21.
Shown in accompanying drawing 8: the tire inclination axis of movement Z that tire lateral deviation axis of movement X that arc-shaped guide rail lateral deviation detent mechanism is confirmed and arc-shaped guide rail lateral deviation detent mechanism are confirmed meets at 1 P; Section, the road surface α that experimental drum is confirmed is through some P; The adjusting of test tire through wheel rim adapter 27 thickness guarantees that the wheel rim split β of tire cross direction is also through a some P; A P is overlapped with the trace center of testing tire, guarantee that the trace center P does not change when tire lateral deviation inclination compound motion is tested.

Claims (2)

1. arc-shaped guide rail lateral deviation inclination high-speed tire testing machine; It is characterized in that: this testing machine comprises arc-shaped guide rail lateral deviation detent mechanism, arc-shaped guide rail inclination detent mechanism, two guide rail vertical loading detent mechanisms; Six-component sensor and drive brake assembly, experimental drum;
1., described arc-shaped guide rail lateral deviation detent mechanism comprises lateral deviation motor, lateral deviation worm screw, lateral deviation arc turbine, arc-shaped base, lateral deviation arc-shaped guide rail, pedestal; Wherein the lateral deviation arc-shaped guide rail is fixed on the arc-shaped base; Pedestal is arranged on the lateral deviation arc-shaped guide rail; Middle lower portion at pedestal is fixed with lateral deviation arc turbine; The lateral deviation worm screw is assemblied on the lateral deviation motor, the mechanism that constitutes by lateral deviation worm screw and lateral deviation motor be arranged on lateral deviation arc turbine under, and the lateral deviation worm screw is meshed with lateral deviation arc turbine;
2., described arc-shaped guide rail inclination detent mechanism is arranged on the pedestal, it comprises the inclination arc-shaped guide rail, support, inclination motor, inclination gear, inclination arc-shaped rack, mechanical transmission mechanism; Described inclination arc-shaped guide rail and inclination arc-shaped rack are separately fixed at the pedestal top; Support is arranged on the inclination arc-shaped guide rail; The support lower end is fixed with inclination motor and mechanical transmission mechanism, and the inclination gear links to each other with mechanical transmission mechanism, and meshes with the inclination arc-shaped rack;
3., the described pair of guide rail vertical loading detent mechanism is arranged on the support, comprises vertical loading motor, vertical loading gear shaft, mechanical transmission mechanism, closed slide, parallel rack, slide plate; Described vertical loading motor is connected with the vertical loading gear shaft; The vertical loading gear shaft is connected with two mechanical transmission mechanisms; Parallel rack is arranged on two mechanical transmission mechanisms; Closed slide is fixed on the support, and slide plate is arranged on the closed slide, and is connected through hinged support and parallel rack;
4., described six-component sensor and drive brake assembly of devices comprise wheel rim adapter, six-component sensor, ring flange, drive brake device fixed cover, end cap, drive brake device, belt and belt pulley; Wherein the six-component sensor front end is provided with and the fixing wheel rim adapter of tire; Six-component sensor is fixed on the ring flange; The drive brake device links to each other with six-component sensor is coaxial; And fix outer lace of six-component sensor rear axle and belt pulley, the external angular displacement sensor of belt pulley through drive brake device fixed cover and end cap.
2. a kind of arc-shaped guide rail lateral deviation inclination high-speed tire testing machine according to claim 1; It is characterized in that: shown in the tire lateral deviation axis of movement X that confirms of arc-shaped guide rail lateral deviation detent mechanism meet at 1 P with the definite tire inclination axis of movement Z of arc-shaped guide rail lateral deviation detent mechanism; Section, the road surface α that experimental drum is confirmed is through some P; The adjusting of test tire through wheel rim adapter thickness guarantees that the wheel rim split β of tire cross direction is also through a some P; A P is overlapped with the trace center of testing tire, guarantee that the trace center P does not change when tire lateral deviation inclination compound motion is tested.
CN2011203232290U 2011-08-31 2011-08-31 Arc-shaped guide rail cornering cambering high speed tyre testing machine CN202171533U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203232290U CN202171533U (en) 2011-08-31 2011-08-31 Arc-shaped guide rail cornering cambering high speed tyre testing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203232290U CN202171533U (en) 2011-08-31 2011-08-31 Arc-shaped guide rail cornering cambering high speed tyre testing machine

Publications (1)

Publication Number Publication Date
CN202171533U true CN202171533U (en) 2012-03-21

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Application Number Title Priority Date Filing Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102323069A (en) * 2011-08-31 2012-01-18 吉林大学 Arc-shaped guide rail lateral-deviation side-tipping high-speed tire tester
CN104406802A (en) * 2014-12-10 2015-03-11 吉林大学 Swing arm type tyre turn slip mechanical property test stand
CN107860673A (en) * 2017-11-18 2018-03-30 哈尔滨工业大学(威海) A kind of tire wear comprehensive test machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102323069A (en) * 2011-08-31 2012-01-18 吉林大学 Arc-shaped guide rail lateral-deviation side-tipping high-speed tire tester
CN102323069B (en) * 2011-08-31 2013-03-27 吉林大学 Arc-shaped guide rail lateral-deviation side-tipping high-speed tire tester
CN104406802A (en) * 2014-12-10 2015-03-11 吉林大学 Swing arm type tyre turn slip mechanical property test stand
CN104406802B (en) * 2014-12-10 2017-12-01 吉林大学 The inclined dynamic characteristic test platform of swing arm tyre revolution
CN107860673A (en) * 2017-11-18 2018-03-30 哈尔滨工业大学(威海) A kind of tire wear comprehensive test machine
CN107860673B (en) * 2017-11-18 2020-05-26 哈尔滨工业大学(威海) Tire abrasion comprehensive testing machine

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Granted publication date: 20120321

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