CN107860673A - A kind of tire wear comprehensive test machine - Google Patents
A kind of tire wear comprehensive test machine Download PDFInfo
- Publication number
- CN107860673A CN107860673A CN201711151073.0A CN201711151073A CN107860673A CN 107860673 A CN107860673 A CN 107860673A CN 201711151073 A CN201711151073 A CN 201711151073A CN 107860673 A CN107860673 A CN 107860673A
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- China
- Prior art keywords
- tire
- slide
- guide rail
- frame
- rotating shaft
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- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
Abstract
A kind of tire wear comprehensive test machine, it is related to tire wear testing machine technical field, provided with frame, rotating shaft is installed in frame, provided with power source, power source is connected through transmission device with rotating shaft；Rotating shaft on front side of frame is provided with rotary drum, and rotary drum is provided with the circular test trough coaxial with rotating shaft；Lateral deviation turntable is provided with front side of rotary drum, the driving device for rotary desk rotated for driving side deflection platform is connected with lateral deviation turntable, lateral deviation turntable is provided with tire loading frame, tire loading frame is provided with guide rail, guide rail is provided with slide, and provided with slide drive device, slide drive device is connected with slide, slide is provided with tire axle, and the end of tire axle is provided with wheel hub mounting disc；Force cell is provided between slide drive device and slide.The advantages that present invention has tire and road surface phase inscribe, and small volume, manufacturing cost and use cost are cheap, and test result is accurate.
Description
Technical field
The present invention relates to tire wear testing machine technical field, say in detail be a kind of tire with road surface is inscribed, road surface can be more
Change, be easy to use, can accurately measure tire wear performance, the tire wear synthesis examination to tire used with great reference value
Test machine.
Background technology
It is known that the abrasion performance of tire is the mostly important factor for determining tyre last.Automobile tire now,
More than 98% is there are about all because changing or scrapping using polishing.Therefore, abrasion has turned into tire in the technology of design and producing
In problem of greatest concern.The abrasive conditions of tire are not only decided by the abrasion performance of tread-rubber, while by tire construction, flower
The influence of line etc. is also very big.Most common eccentric wear phenomenon, it is by millions of secondary rotations mostly in tire especially on tire used
Just start what is shown after turning.Therefore, correlation test equipment is designed tire wear phenomenon is monitored and studied just very
It is necessary.
Existing tire wear testing machine has three kinds.（1）Flat tyre tester：Suitable for tire in low speed mechanics
The research of characteristic；The experiment of smaller speed can only be carried out, causes flat tyre tester can not adapt to the high speed of tire substantially
Experiment, also few people make tire wear experiment using it.（2）Flat rubber belting formula tyre tester：The shortcomings that flat is overcome, can
To carry out mechanics study during high speed, also there is certain application at present；But its cost is very high, mostly big tire supplier
Use, steel band fatiguability damage, so the application of flat rubber belting formula testing machine could not a wide range of popularization and application.（3）Traditional rotary drum
Tyre tester：The research of stable state and unstable state mechanical characteristic during suitable for tire high, low speed；Drum surface has curvature, and true
Physical circuit face is had any different, and the influence of drum surface curvature can be just ignored when only roller diameter is sufficiently large, and equipment volume is huge.
The content of the invention
Present invention aim to address above-mentioned the deficiencies in the prior art, there is provided a kind of tire and road surface phase inscribe, small volume,
Manufacturing cost and use cost is cheap, test result accurately tire wear comprehensive test machine.
Technical scheme is used by the present invention solves above-mentioned the deficiencies in the prior art：
A kind of tire wear comprehensive test machine, provided with frame, it is characterised in that：Rotating shaft is installed in frame, provided with power source, moved
Power source is connected through transmission device with rotating shaft；Rotating shaft on front side of frame is provided with rotary drum, and rotary drum is provided with the circle coaxial with rotating shaft
Test trough；Lateral deviation turntable is provided with front side of rotary drum, the turntable rotated for driving side deflection platform is connected with lateral deviation turntable and drives dress
Put, lateral deviation turntable is provided with tire loading frame, is provided with guide rail on tire loading frame vertically, and guide rail is provided with and can glided along guide rail
Dynamic slide, tire loading frame are provided with slide drive device, and slide drive device is connected with slide, for driving slide leading
Moved on rail, tire axle is installed through bearing on slide, the end of the tire axle relative with circular test trough is installed provided with wheel hub
Disk；Force cell is provided between slide drive device and slide.
The feed arrangement axially in parallel with circular test trough is provided with the present invention, described lateral deviation turntable is located at feed arrangement
On.Feed arrangement can drive lateral deviation turntable to be moved forward and backward in the axial direction of circular test trough, be easy to the charge and discharge operations of tire.
Heretofore described feed arrangement is：Loading seat is provided with front side of rotary drum, loading seat is provided with and circular test trough
Axially in parallel guide rail, guide rail is provided with can feed slide in axial sliding along guide rail, loading seat be provided with feeding motor and with
The ball-screw of guide rail parallel, the nut of ball-screw are fixedly mounted on feeding slide, feed the output shaft and ball of motor
Leading screw one end is connected.Lateral deviation turntable is located on feeding slide.
Heretofore described lateral deviation turntable and the structure of driving device for rotary desk are：Provided with installing plate, installing plate is provided with
Circular slide rail or two sections of relative circular arc slide rails on same circle, slide rail top are provided with deflection platen, deflected under platen
Side is provided with the sliding block being engaged with slide rail；Upper place relative with the round heart of circular arc slide rail is provided with yawing axis on the downside of deflection platen,
Yawing axis is provided with worm gear, and installing plate is provided with deflection motor, and the output shaft of deflection motor is provided with what is be connected with worm gear
Worm screw.Described installing plate is formed integrally with feeding slide.
On described tire loading frame is arranged on rear side of deflection platen, before the axis of yawing axis is located at wheel hub mounting disc just
Side, after wheel hub installs tire, the axis of yawing axis is orthogonal with tire axle by central tire for wheel hub mounting disc.
Heretofore described slide drive device is to be provided with two-way hydraulic cylinder, the work of two-way hydraulic cylinder on deflection platen
Stopper rod is connected with slide；Described yawing axis bottom is free to rotate to be fixedly connected with installing plate.Installing plate, which is provided with, to be slided
Hole, yawing axis of the yawing axis lower end through slide opening, below installing plate lower section, installing plate are provided with positioning shaft shoulder, locating shaft
Thrust ball bearing is provided between shoulder and installing plate.
The present invention in use, tire is arranged in wheel hub mounting disc through wheel hub, the feeding motor of feed arrangement drive into
To slide, drive lateral deviation turntable close to rotary drum, tire is located in circular test trough, the inwall face with circular test trough,
Feed arrangement is locked；Now deflection platen is located on the downside of rotary drum.Two-way hydraulic cylinder drives slide to move down, and drives tire mounting seat
Move down, and then drive tire axle, wheel hub mounting disc and tire to move down, tire is pressed against in circular test trough, with its inscribe；It is logical
Cross two-way hydraulic cylinder and specified load is loaded into tire, and real load value is gathered by force cell.Servomotor works,
The axis of rotation in frame is driven, drives rotary drum to rotate, keeps constant after reaching setting speed；Detect tire wear hardness.Need
When wanting simulating vehicle to turn to, testing the wear hardness under Wheel slip operating mode, deflection motor work, driven by worm and gear inclined
Axis of rotation, drive deflection platen to rotate, and then drive installing plate and tire loading frame thereon to rotate, drive tire deflection,
With the rotation direction of the inwall of circular test trough at an angle, Wheel slip operating mode is simulated.The inwall of circular test trough can be with
Change simulated roadway, the tire wear performance tested under different road surfaces.When tire of the present invention and the inwall inscribe of circular test trough,
Their contact situation ratio is outer to be cut, and is also more tallied with the actual situation, test effect is also more preferable；In test process, rotary drum and tire
Surface there may be the foreign matter to fly out, if external testing machine, then the phenomenon there may be potential safety hazard, and for internal connecting type
Testing machine, then it can avoid this potential safety hazard；Under the present invention achievable different loads, friction speed and different road surface operating modes
Tire wear experiment under normally travel and lateral deviation operating mode, the motion of the tire of truer simulation under steam.The present invention
It is cheap with small volume, manufacturing cost and use cost, the advantages that test result is accurate.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the dimensional structure diagram of the present invention.
Fig. 4 is the dimensional structure diagram of lateral deviation turntable and driving device for rotary desk in the present invention.
Embodiment
Tire wear comprehensive test machine as Figure 1-4, provided with frame 6, rotating shaft 2 is installed through bearing in frame 6, turned
The frame of the rear side of axle 2 is provided with power source 1, and power source 1 is connected through transmission device with rotating shaft 2, from figure 1 it appears that power
Source 1 is servomotor, and the output shaft of servomotor is provided with driving pulley, and the rotating shaft 2 on rear side of frame is provided with driven pulley, main
Driving belt is provided between movable belt pulley and driven pulley；Rotating disk 4 is fixedly connected with the rotating shaft of the front side of frame 6, is fixed with rotating disk 4
Rotary drum 5, the front side of rotary drum 5 are provided with the circular test trough 3 coaxial with rotating shaft 2；The frame of the front side of rotary drum 5 is provided with lateral deviation turntable,
The driving device for rotary desk rotated for driving side deflection platform is connected with lateral deviation turntable, lateral deviation turntable and turntable drive in the present embodiment
Moving the structure of device is：Provided with installing plate 14, installing plate 14 is provided with circular slide rail or two sections on same circle are relative
Circular arc slide rail, is provided with deflection platen 10 above slide rail, the lower section of deflection platen 10 be provided with it is being engaged with slide rail, can slide along
Sliding block 20, as can be seen from the figure slide rail is two sections of relative circular arc slide rails 21 on the same circle, deflects platen 10
Lower section is provided with two pieces of sliding blocks 20 being engaged with two sections of circular arc slide rails 21, can sliding along respectively；Deflect platen 10 on
The round heart of circular arc slide rail 21 is fixed with yawing axis 15 with respect to place, and the bottom of yawing axis 15 is arranged on installing plate 14 through bearing,
Yawing axis 15 is provided with worm gear, and installing plate is provided with deflection motor 11, and the output shaft of deflection motor 11 is provided with and worm gear
The worm screw of connection.Lateral deviation turntable 10 is provided with tire loading frame 9, on tire loading frame 9 it is vertical be provided with two be parallel to each other lead
Rail 18, guide rail 18, which is provided with, to be provided with slide drive device, slide along the slide 17 that guide rail slides up and down, tire loading frame 9
Drive device is connected with slide 17, for driving slide 17 to slide on the track 18, and slide drive device is in deflection platen 10
Two-way hydraulic cylinder 19 is provided with, the piston rod of two-way hydraulic cylinder 19 is connected with slide 17；Described yawing axis bottom can be free
What is rotated is fixedly connected with installing plate.Slide is provided with to the raised tire mounting seat 8 in rotary drum side, warp beam in tire mounting seat 8
Hold and tire axle is installed, on front side of tire mounting seat（It is and circular test trough opposite side on front side of tire mounting seat）Tire shaft end
Provided with wheel hub mounting disc 7；Force cell is provided between slide drive device and slide, force cell is pull pressure sensor.
Of the invention further to improve, the frame on front side of described rotary drum is provided with the feeding axially in parallel with circular test trough
Device, described lateral deviation turntable are located on feed arrangement；The structure of described feed arrangement is：Frame on front side of rotary drum is provided with
Load seat 22, loading seat 22 be provided with two it is parallel, with the axially in parallel guide rail 12 of circular test trough, guide rail 12 is provided with can
Slide is fed in axial sliding along guide rail 12, and loading seat 22 is provided with feeding motor 13 and the ball-screw parallel with guide rail 12
16, the nut of ball-screw 16 is fixedly mounted on feeding slide, feeds the output shaft of motor 13 and the screw rod one of ball-screw
End is connected；Lateral deviation turntable is located on feeding slide.It can be seen that the installing plate 14 described in the present embodiment is slided with feeding
Seat is formed integrally, and lateral deviation turntable is set on a mounting board.Feed arrangement can drive lateral deviation turntable in the axial direction of circular test trough
It is movable, it is easy to the charge and discharge operations of tire.
Of the invention further to improve, described tire loading frame, which is arranged on, to be deflected on rear side of platen, the axis of yawing axis 15
Positioned at the front of wheel hub mounting disc 7, after wheel hub installs tire, the axis of yawing axis passes through tire for wheel hub mounting disc（Axial direction）
Center is orthogonal with tire axle；Frame immediately below the rotary drum is provided with loading seat mounting groove, and loading seat 22 front portion, which is located at, to be added
Carry in seat mounting groove, positioned at the downside of rotary drum, yawing axis can be moved to the underface of rotary drum.During simulating vehicle Turning travel,
Tire contact with circular test trough is steady, does not tilt, the true contact relation for reflecting tire and road surface, and test data is more smart
It is accurate.
In use, tire is arranged in wheel hub mounting disc through wheel hub, the feeding motor driving feeding slide of feed arrangement,
Drive lateral deviation turntable close to rotary drum, tire is located in circular test trough, the inwall face with circular test trough, feeding is filled
Put locked；Now deflection platen is located on the downside of rotary drum.Two-way hydraulic cylinder（Slide drive device）Drive slide to move down, drive tire
Mounting seat moves down, and then drives tire axle, wheel hub mounting disc and tire to move down, by tire be pressed against in circular test trough and its
Inscribe；Specified load is loaded into tire by two-way hydraulic cylinder, and real load value is gathered by force cell.Servo electricity
Machine（Power source）Work, the axis of rotation in frame is driven, drive rotary drum to rotate, keep constant after reaching setting speed；Detection
Tire wear performance.When needing simulating vehicle to turn to, testing the wear hardness under Wheel slip operating mode, deflection motor work, lead to
Crossing worm and gear drives yawing axis to rotate, and drives deflection platen to rotate, and then drives installing plate and tire loading frame thereon to turn
Dynamic, the rotation direction of inwall for driving tire deflection and circular test trough at an angle, simulates Wheel slip operating mode.It is circular
The inwall of test trough can change simulated roadway, the tire wear performance tested under different road surfaces.Tire of the present invention is surveyed with circular
During the inwall inscribe of experimental tank, their contact situation ratio is outer to be cut, and is also more tallied with the actual situation, test effect is also more preferable；Test
During, rotary drum there may be the foreign matter to fly out with surface of tyre, if external testing machine, then the phenomenon there may be safety
Hidden danger, and for internal connecting type testing machine, then it can avoid this potential safety hazard；The achievable different loads of the present invention, friction speed
And the tire wear experiment under the normally travel and lateral deviation operating mode under different road surface operating modes, truer simulation is under steam
The motion of tire.The present invention has the advantages that small volume, manufacturing cost and use cost are cheap, and test result is accurate.
Claims (6)
- A kind of 1. tire wear comprehensive test machine, provided with frame, it is characterised in that：Rotating shaft is installed in frame, provided with power source, Power source is connected through transmission device with rotating shaft；Rotating shaft on front side of frame is provided with rotary drum, and rotary drum is provided with the circle coaxial with rotating shaft Shape test trough；Lateral deviation turntable is provided with front side of rotary drum, the turntable driving rotated for driving side deflection platform is connected with lateral deviation turntable Device, lateral deviation turntable are provided with tire loading frame, vertical on tire loading frame to be provided with guide rail, and guide rail is provided with can be along above and below guide rail The slide of slip, tire loading frame are provided with slide drive device, and slide drive device is connected with slide, for driving slide to exist Moved on guide rail, tire axle is installed through bearing on slide, the end of the tire axle relative with circular test trough is pacified provided with wheel hub Sabot；Force cell is provided between slide drive device and slide.
- 2. tire wear comprehensive test machine according to claim 1, it is characterised in that：Provided with axially flat with circular test trough Capable feed arrangement, described lateral deviation turntable are located on feed arrangement.
- 3. tire wear comprehensive test machine according to claim 2, it is characterised in that：Described feed arrangement is：Rotary drum Front side is provided with loading seat, and loading seat is provided with the guide rail axially in parallel with circular test trough, and guide rail is provided with can be along guide rail axial direction The feeding slide of slip, loading seat is provided with feeding motor and the ball-screw with guide rail parallel, the nut of ball-screw are fixed On feeding slide, the output shaft for feeding motor is connected with ball-screw one end.
- 4. tire wear comprehensive test machine according to claim 3, it is characterised in that：Described lateral deviation turntable and turntable drive Moving the structure of device is：Provided with installing plate, installing plate is provided with circular slide rail or two sections of relative circular arcs on same circle Shape slide rail, slide rail top are provided with deflection platen, and deflection platen lower section is provided with the sliding block being engaged with slide rail；Deflect on the downside of platen Place relative with the round heart of circular arc slide rail is provided with yawing axis, and yawing axis is provided with worm gear, and installing plate is provided with deflection motor, partially The output shaft of rotating motor is provided with the worm screw being connected with worm gear.
- 5. tire wear comprehensive test machine according to claim 4, it is characterised in that：Described tire loading frame is arranged on Deflect on rear side of platen, the axis of yawing axis is located at immediately ahead of wheel hub mounting disc, and wheel hub mounting disc is after wheel hub installs tire, partially The axis of rotating shaft is orthogonal with tire axle by central tire.
- 6. tire wear comprehensive test machine according to claim 5, it is characterised in that：Described slide drive device be Deflection platen is provided with two-way hydraulic cylinder, and the piston rod of two-way hydraulic cylinder is connected with slide；Described yawing axis bottom can be certainly It is fixedly connected by rotating with installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711151073.0A CN107860673B (en) | 2017-11-18 | 2017-11-18 | Tire abrasion comprehensive testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711151073.0A CN107860673B (en) | 2017-11-18 | 2017-11-18 | Tire abrasion comprehensive testing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107860673A true CN107860673A (en) | 2018-03-30 |
| CN107860673B CN107860673B (en) | 2020-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711151073.0A Active CN107860673B (en) | 2017-11-18 | 2017-11-18 | Tire abrasion comprehensive testing machine |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896289A (en) * | 2018-06-27 | 2018-11-27 | 滁州市康达叉车零部件制造有限公司 | A kind of driving axle of forklift reliability test platform |
| CN108931385A (en) * | 2018-06-27 | 2018-12-04 | 滁州市康达叉车零部件制造有限公司 | A kind of driving axle of forklift braking intelligent measurement test platform |
| CN109269928A (en) * | 2018-10-19 | 2019-01-25 | 青岛科技大学 | A kind of tire wear testing machine and its detection method |
| CN109490067A (en) * | 2018-12-13 | 2019-03-19 | 天津市精研工程机械传动有限公司 | A kind of tire fatigue test board loading head drift angle device |
| CN109632346A (en) * | 2018-11-29 | 2019-04-16 | 重庆长安汽车股份有限公司 | A kind of fixation device for tire stiffness test |
| CN110231182A (en) * | 2019-06-14 | 2019-09-13 | 青岛科技大学 | Indoor tire wear test method |
| CN111047560A (en) * | 2019-11-21 | 2020-04-21 | 深圳市优必选科技股份有限公司 | Test method and test system for universal wheel |
| CN111638126A (en) * | 2020-05-20 | 2020-09-08 | 哈尔滨工业大学 | Experimental device for testing friction self-excited vibration of rubber material |
| CN112067318A (en) * | 2020-08-12 | 2020-12-11 | 东风汽车底盘系统有限公司 | Device for simulating eccentric wear experiment of tire by transverse slope of road arch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896289A (en) * | 2018-06-27 | 2018-11-27 | 滁州市康达叉车零部件制造有限公司 | A kind of driving axle of forklift reliability test platform |
| CN108931385A (en) * | 2018-06-27 | 2018-12-04 | 滁州市康达叉车零部件制造有限公司 | A kind of driving axle of forklift braking intelligent measurement test platform |
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| CN109269928A (en) * | 2018-10-19 | 2019-01-25 | 青岛科技大学 | A kind of tire wear testing machine and its detection method |
| CN109632346A (en) * | 2018-11-29 | 2019-04-16 | 重庆长安汽车股份有限公司 | A kind of fixation device for tire stiffness test |
| CN109490067A (en) * | 2018-12-13 | 2019-03-19 | 天津市精研工程机械传动有限公司 | A kind of tire fatigue test board loading head drift angle device |
| CN109490067B (en) * | 2018-12-13 | 2023-10-20 | 天津市精研工程机械传动有限公司 | Loading head deflection angle device of tire fatigue test stand |
| CN110231182A (en) * | 2019-06-14 | 2019-09-13 | 青岛科技大学 | Indoor tire wear test method |
| CN111047560A (en) * | 2019-11-21 | 2020-04-21 | 深圳市优必选科技股份有限公司 | Test method and test system for universal wheel |
| CN111638126A (en) * | 2020-05-20 | 2020-09-08 | 哈尔滨工业大学 | Experimental device for testing friction self-excited vibration of rubber material |
| CN112067318A (en) * | 2020-08-12 | 2020-12-11 | 东风汽车底盘系统有限公司 | Device for simulating eccentric wear experiment of tire by transverse slope of road arch |
| CN112067318B (en) * | 2020-08-12 | 2022-12-09 | 东风汽车底盘系统有限公司 | Device for simulating eccentric wear experiment of tire by transverse slope of road arch |
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