CN109883733A - Tyre test stand - Google Patents
Tyre test stand Download PDFInfo
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- CN109883733A CN109883733A CN201910215481.0A CN201910215481A CN109883733A CN 109883733 A CN109883733 A CN 109883733A CN 201910215481 A CN201910215481 A CN 201910215481A CN 109883733 A CN109883733 A CN 109883733A
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- trolley
- driving
- test stand
- tyre
- driving trolley
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- 238000012360 testing method Methods 0.000 title claims abstract description 85
- 238000011022 operating instruction Methods 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The present invention provides a kind of tyre test stands, comprising: four should be detachably connected from driving trolley, four between driving trolley, and along the two rows of arrangements of the length direction point of the tyre test stand, every arrangement sets two, and four form a support platform from driving trolley；Test module, the test module are installed in the support platform, and during the test, tested tire is mounted in the test module and touches with ground；And the operating parameter is sent to sub-controller for determining the operating parameter being respectively somebody's turn to do from driving trolley by master controller and sub-controller, the master controller, which is used to control the operation of respective driving trolley according to the operating parameter.Tyre test stand provided by the invention, at least have the advantages that can the working performance to tire tested with high accuracy；Low-angle can be achieved to turn to, the operating condition of tyre test stand analog can be expanded；Transition is facilitated to transport.
Description
Technical field
The present invention relates to Tire testing technical field more particularly to a kind of tyre test stands.
Background technique
Tire is the critical component of each vehicles (for example, surface car, aircraft etc.), and quality directly affects traffic
The operational safety of tool, therefore, tire have to pass through stringent test to meet requirement.The test parameter of tire includes difference
Under use environment, the parameters such as vertical stiffness, cornering stiffness of tire.Existing tyre test stand is mostly fixed, including fixation
Installation rack and conveyer belt.When test, tire to be tested is mounted on fixed rack, connects tire to be measured with conveyer belt
Touching, is driven tyre rotation by conveyer belt movement, is simulated with the use state to tire.Wherein, by adjusting conveying
The speed of band can simulate tire actual motion speed；Adjusting tire testboard bay can simulate tire and the impact on ground is existing
As, wear phenomenon, roll phenomenon etc..But the device can only simulate the actual condition of tire, the real working condition with tire
There is certain difference, it cannot be fully equivalent.
In addition, the use environment of gear tyre is very severe for the aircraft of large-tonnage, existing fixed testboard
Simulation test difficult to realize.
Summary of the invention
It is an object of the present invention to improve the measuring accuracy of tire.
The present invention provides a kind of tyre test stands characterized by comprising four drive trolley certainly, and four drive certainly
It is detachably connected between trolley, and along the two rows of arrangements of the length direction of the tyre test stand point, every arrangement sets two, and four certainly
Driving trolley forms a support platform；Test module, the test module are installed in the support platform, are being tested
In the process, tested tire is mounted in the test module and touches with ground；And master controller and sub-controller, institute
Stating master controller can receive the operating instruction run for controlling the tyre test stand, and be calculated respectively according to the operating instruction
Described to be sent to sub-controller from the operating parameter for driving trolley, and by the operating parameter, the sub-controller is used for basis
The operating parameter control respectively drives the operation of trolley.
Optionally, the outer dimension from driving trolley is arranged so that the trolley of driving certainly may be housed in standard set
Vanning is internal.
Optionally, the operating parameter includes: described from the speed of travel parameter for driving trolley；Certainly the driving trolley
Corner parameter.
Optionally, it is each it is described all have steering system and running gear from driving trolley, the steering system and described
Drive system passes through steering motor respectively and movable motor is driven, and the sub-controller is according to the speed of travel parameter pair
The movable motor is controlled, and is controlled according to the corner parameter the steering motor.
Optionally, the steering system is wire-controlled steering system, described to configure from every axletree of driving trolley
There is a steering motor.
Optionally, the movable motor is hub motor or wheel motor.
It optionally, is 400kw or more from the power of the movable motor of driving trolley described in each.
Optionally, the trolley of driving certainly includes jacking apparatus, and the trolley of driving certainly is arranged in the jacking apparatus
Between axletree and suspension, the jacking apparatus is for driving the suspension to carry out elevating movement.
Optionally, the jacking apparatus is hydraulic, air pressure or electric device.
Optionally, from driving trolley structure having the same described in four, the test module setting is flat in the support
The center of platform.
Optionally, there are four axletrees from driving trolley described in every, there are two wheels for setting on every axletree.
Tyre test stand provided by the invention, at least has the advantages that
(1) can the working performance to tire tested with high accuracy；
It (2) include four from driving trolley, it can be achieved that low-angle steering, can expand the operating condition of tyre test stand analog；
(3) four are detachably connected from driving trolley, and transition is facilitated to transport.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of tyre test stand provided in an embodiment of the present invention；
Fig. 2 is the bottom view of tyre test stand provided in an embodiment of the present invention；
Fig. 3 is provided in an embodiment of the present invention from the structure chart for driving trolley；
Fig. 4 is the structure chart of test module provided by the invention.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this specification
Revealed content is understood other advantages and efficacy of the present invention easily.Although description of the invention will combine preferred embodiment
It introduces together, but this feature for not representing the invention is only limitted to the embodiment.On the contrary, being invented in conjunction with embodiment
The purpose of introduction is to be possible to the other selections extended or transformation to cover based on claim of the invention.In order to mention
For that will include many concrete details in depth understanding of the invention, being described below.The present invention can also be thin without using these
Section is implemented.In addition, in order to avoid confusion or obscuring emphasis of the invention, some details will be omitted in the de-scription.
With reference to FIG. 1 to FIG. 4, a kind of tyre test stand 1 is present embodiments provided, including is spliced by four from driving trolley 11
Made of support platform, wherein four from driving trolleies 11 divide two rows of arrangements, every arrangement sets two.Wherein, " from driving trolley
11 " refer to the trolley with independent operation function.That is, four are detachable from driving between trolley 11 in the present embodiment
Connection, both mutually can be stitched together to form the support platform of tyre test stand 1, can also split and, respectively as independence
Trolley isolated operation under the action of itself driving device.
Tyre test stand 1 further includes test module 12, and test module 12 is installed in support platform, and support platform is used for
Support the weight of test module 12.During the test, tested tyre P is mounted in test module 12, that is to say, that this reality
It applies in example, test module 12 includes at least the bracket for fixed tested tyre P.Further, test module 12 can also wrap
The mechanism positioned to the orientation of tire is included, for example, test module 12 may include top-pushing mechanism 121 and/or rotating mechanism
122, certain inclination angle is formed to control tested tyre P and ground, so as to detect state when tire slant operation.Test
Module 12 further includes in the present invention, surveying for detecting the sensor of tire condition, the storage element for receiving test result etc.
Test result can be the deformation of tire, abrasion condition etc..In one embodiment, test module can directly adopt existing skill
Instrument module (11) in structure in art, such as the application for a patent for invention of Publication No. CN1918463A.
Master controller, is connected with each sub-controller and (can be wired connection, be also possible to be wirelessly connected), and master controller can
Receive the operating instruction for controlling tyre test stand operation.Here, for controlling " operating instruction " of the operation of tyre test stand 1
It may include the speed of service, operation acceleration, steering order, the steering angle etc. of tyre test stand 1." operating instruction " may be from operating
The input of personnel also may be from the controller of more top.Further, master controller is according to above-mentioned operating instruction and a few coordinations
Condition calculates the operating parameter of respectively driving trolley 11, and the operating parameter is sent to sub-controller, and sub-controller is used for root
The operation of respectively driving trolley 11 is controlled according to operating parameter.
That is, control system uses the form of hierarchical control, and master controller according to operation for referring in the present embodiment
Coordinated control is enabled respectively to drive the kinematic parameter of trolley 11.Optionally, master controller can determine respectively according to geometry compatibility conditions
From the operating parameter of driving trolley 11.For example, master controller issues control instruction, so that each self-powered when tyre test stand 1 is kept straight on
The dynamic speed of travel having the same of trolley 11 and identical direction of travel；When tyre test stand 1 turns to, master controller is according to several
What compatibility conditions calculates the steering angle etc. of respectively driving trolley 11 according to the steering angle of tyre test stand 1；Sub-controller is used for root
The operating parameter determined according to master controller directly controls the operating status from driving trolley 11.
In one embodiment, the control strategy of master controller is closed-loop control.I.e. master controller is receiving tire survey
After the operating instruction of test stand 1, the respectively operating parameter of driving trolley 11 is calculated according to the operating instruction and sends out the operating parameter
It send to corresponding from the sub-controller for driving trolley 11, sub-controller is controlled by operating parameter control from the fortune for driving trolley 11
Row.At this point, driving the real time execution parameter of trolley 11 (for example, the speed of service, fortune oneself from the detection system on driving trolley 11
Line direction etc.) detected, and by the real time execution parameter feedback to master controller, master controller computations operating parameter with
Error between real time execution parameter, and according to the error calculation and operation compensating instruction is issued, until respectively driving trolley 1
Actual operation parameters are within the scope of allowable error.
For example, when tyre test stand 1 needs linear acceleration and deceleration, vehicle needed for master controller calculates respectively driving trolley
Speed instruction, is issued to the sub-controller of respectively driving trolley 11 by speed, is respectively driven trolley 11 to execute the instruction and will be gone
Walk velocity error and feed back to master controller, master controller according to the error fed back recalculate compensating rotational speed and under send instructions,
Until respectively driving trolley 11 keeps identical speed.When tyre test stand 1 needs to turn to, master controller receives steering order
Afterwards, according to full-vehicle steering geometry compatibility conditions, steering order is resolved into the respectively steering angle of driving trolley 11 and is issued to each
From the sub-controller of driving trolley 11, respectively trolley 11 is driven to execute received instruction, while error is fed back into main control
Device；Master controller according to institute's feedback error calculate compensation steering angle and will instruction and under send instructions, until error is decreased to meet
Steering demand.
Control system of the invention by using hierarchical control form so that four from driving trolleies 11 both can be total
Coordinated operation is carried out under the control of controller as a whole, can also be split under the control of sub-controller as one
A independent individual is moved.When test, by being arranged from the operating parameter for driving trolley 11, analog is tested tyre P
Real working condition when work, meanwhile, the tested tyre P in test module 12 is mounted under the drive from driving trolley 11,
With ground face contact rotate, can its work of true reappearance when virtual condition.Therefore, the tyre test stand 1 provided through the invention,
Can the working performance to tire tested with high accuracy.
In the present embodiment, sub-controller setting is local controller on respectively driving trolley 11；Master controller is long-range
The controller in operating room is e.g. arranged in controller, or can be by the portable portable controller of operator
Deng, between master controller and sub-controller be wireless telecommunications.But the invention is not limited in this regard, in other embodiments, sub- control
Device processed can also be remote controllers, and master controller can also be local controller.
In the present embodiment, support platform is formed by four from driving trolley 11, under same bearing capacity, every self-powered
Dynamic trolley 11 has relatively small outer dimension, may be implemented: (1) from driving trolley 11 it can realize low-angle turn to, from
And make tyre test stand 1 can also low-angle turn to, so as to expand the operating condition of 1 analog of tyre test stand；(2) small from driving
Vehicle 11 is convenient for transition transport.In one embodiment, it is arranged so that from the outer dimension of driving trolley 11 from driving trolley 11
It is internal to may be housed in TEU (Twenty-foot Equivalent Unit) (for example, 20 ruler containers), so that can be transported from driving trolley 11 by container
It is defeated.
In the present embodiment, four drive 11 edge of trolley from the driving model having the same of trolley 11, two of same row certainly
Laterally (diagram Y-direction) alignment, first row it is right along longitudinal direction (diagram X to) from driving trolley 11 and second row from driving trolley 11
Together, so that tyre test stand 1 forms symmetrical structure shown in FIG. 1.In other embodiments, respectively driving trolley 11 can also be
Be staggered a certain distance on laterally and/or longitudinally.In the present embodiment, the center of support platform is arranged in test module 12.
In the present embodiment, the operating parameter from driving trolley 11 includes: from the speed of travel parameter for driving trolley 11: self-powered
The corner parameter of dynamic trolley 11.Further, respectively driving trolley 11 all has independent steering system and running gear,
In, steering system is driven by steering motor, and running gear is driven by movable motor, and sub-controller is receiving
After the instruction of master controller, movable motor is controlled according to speed of travel parameter, according to corner parameter to steering motor into
Row control.It in the present embodiment, is driven by electricity entirely from the operation of driving trolley 11, it will be understood that drive shape compared to other
Formula, power-driven system have faster response speed, can preferably match hierarchy system of the invention, realize accurate
Control.In addition, motor-driven system is also convenient to realize the recycling of Brake Energy when the vehicle is braked, that is, when braking, motor
It can be used as electrical power generators, the electric energy of generation can be used for being powered other electricity consumption facilities or storing by battery.
Optionally, steering system is wire-controlled steering system.Steering-by-wire offer is skill known to a person skilled in the art
Art can make from driving trolley 11 to realize steering in the case where steering angle very little, and further having expanded tyre test stand 1 can mould
Quasi- operating condition.Preferably, it is each equipped with a steering motor from 111 axis of every wheel of driving trolley 11, further realized
It is accurate to turn to.
In the present embodiment, movable motor is hub motor, motor, retarder, brake is integrated in inside wheel rim, structure
It is compact.In other implementations, movable motor can also be other forms, for example, movable motor is wheel motor, by motor, slow down
Device, brake are integrated in wheel group side.
Optionally, the power of each movable motor from driving trolley 11 is 400kw or more (when one drives trolley 11 certainly
When having more movable motors, the power summation of multiple electric motors is 400kw or more), the movable motor power of whole tyre test stand 1
Summation is 1600kw or more, to have the ability tested large-tonnage aircraft tire.
It further, further include jacking apparatus from driving trolley 11, jacking apparatus is arranged in from the wheel for driving trolley 11
Between 111 axis and suspension, jacking apparatus is for driving suspension to carry out elevating movement, to adjust setting from driving 11 suspension of trolley
Highly, so as to adjust the height for the test module 12 being mounted in support platform, so that tyre test stand 1 is suitable for difference
The tire of size.The present invention to the concrete form of jacking apparatus with no restriction, for example, jacking apparatus can be hydraulic cylinder, gas
Cylinder, motor-driven gear and rack teeth mechanism etc..
In the present embodiment, there are four wheel shafts from driving trolley 11 described in every, there are two wheels for setting on every wheel shaft
111 (wheel 111 on same root wheel shaft forms a driving wheel group), enabling has biggish carrying from driving trolley 11
Power, for example, respectively the bearing capacity of driving trolley 11 is 45t or more, the bearing capacity of whole tyre test stand 1 be 190t with
On, so as to meet the test request of Large Scale Space Vehicle tire.
In addition, it is also provided with power supply unit 1112 from driving trolley 11, for example, diesel generating set, battery pack etc.,
To improve the cruising ability from driving trolley 11 and tyre test stand 1.
In conclusion provided by the invention, the above-described embodiments merely illustrate the principles and effects of the present invention, rather than
For limiting the present invention.Any person skilled in the art all without departing from the spirit and scope of the present invention, to above-mentioned reality
It applies example and carries out modifications and changes.Therefore, such as those of ordinary skill in the art without departing from disclosed
Spirit with technical idea under all equivalent modifications or change for being completed, should be covered by the claims of the present invention.
Claims (11)
1. a kind of tyre test stand characterized by comprising
Four drive trolley certainly, and four are detachably connected between driving trolley, and along the length direction of the tyre test stand
Divide two rows of arrangements, every arrangement sets two, forms a support platform from driving trolley described in four；
Test module, the test module are installed in the support platform, and during the test, tested tire is mounted on
It is touched in the test module and with ground；And
Master controller and sub-controller, the operation that the master controller can receive for controlling the tyre test stand operation refer to
It enables, and each operating parameter from driving trolley is calculated according to the operating instruction, and the operating parameter is sent to son
Controller, the sub-controller are used to control the operation of respectively driving trolley according to the operating parameter.
2. tyre test stand according to claim 1, which is characterized in that the outer dimension from driving trolley is set as
So that described may be housed in inside TEU (Twenty-foot Equivalent Unit) from driving trolley.
3. tyre test stand according to claim 1, which is characterized in that the operating parameter includes: described small from driving
The speed of travel parameter of vehicle；The corner parameter from driving trolley.
4. tyre test stand according to claim 3, which is characterized in that each trolley of driving certainly all has steering system
And running gear, the steering system and drive system passes through steering motor respectively and movable motor is driven, institute
It states sub-controller to control the movable motor according to the speed of travel parameter, according to the corner parameter to described turn
It is controlled to motor.
5. tyre test stand according to claim 4, which is characterized in that the steering system is wire-controlled steering system, institute
It states and is each equipped with a steering motor from every axletree of driving trolley.
6. tyre test stand according to claim 4, which is characterized in that the movable motor is hub motor or wheel side electricity
Machine.
7. tyre test stand according to claim 4, which is characterized in that from the walking electricity of driving trolley described in each
The power of machine is 400kw or more.
8. tyre test stand according to claim 1, which is characterized in that the trolley of driving certainly includes jacking apparatus, institute
It states jacking apparatus to be arranged between the axletree and suspension of the trolley of driving certainly, the jacking apparatus is for driving the suspension
Carry out elevating movement.
9. tyre test stand according to claim 8, which is characterized in that the jacking apparatus is hydraulic, air pressure or electronic
Device.
10. tyre test stand according to claim 1, which is characterized in that having the same from driving trolley described in four
The center of the support platform is arranged in structure, the test module.
11. tyre test stand according to claim 1, which is characterized in that there are four vehicles from driving trolley described in every
Wheel shaft, there are two wheels for setting on every axletree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910215481.0A CN109883733A (en) | 2019-03-21 | 2019-03-21 | Tyre test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910215481.0A CN109883733A (en) | 2019-03-21 | 2019-03-21 | Tyre test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109883733A true CN109883733A (en) | 2019-06-14 |
Family
ID=66933370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910215481.0A Pending CN109883733A (en) | 2019-03-21 | 2019-03-21 | Tyre test stand |
Country Status (1)
| Country | Link |
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| CN (1) | CN109883733A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1918463A (en) * | 2004-02-11 | 2007-02-21 | 空中客车法国公司 | Mobile tyre test stand and method |
| JP2011081585A (en) * | 2009-10-07 | 2011-04-21 | Sankyu Inc | Control apparatus for transport device |
| CN203529824U (en) * | 2013-10-29 | 2014-04-09 | 郑州贝龙液压技术有限公司 | New energy driving tyre type gantry crane |
| CN203595609U (en) * | 2013-07-03 | 2014-05-14 | 吉林大学 | Vehicle for testing mechanical property of tyre in multiple working conditions |
| CN209927471U (en) * | 2019-03-21 | 2020-01-10 | 上海振华重工(集团)股份有限公司 | Tire test bench |
-
2019
- 2019-03-21 CN CN201910215481.0A patent/CN109883733A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1918463A (en) * | 2004-02-11 | 2007-02-21 | 空中客车法国公司 | Mobile tyre test stand and method |
| JP2011081585A (en) * | 2009-10-07 | 2011-04-21 | Sankyu Inc | Control apparatus for transport device |
| CN203595609U (en) * | 2013-07-03 | 2014-05-14 | 吉林大学 | Vehicle for testing mechanical property of tyre in multiple working conditions |
| CN203529824U (en) * | 2013-10-29 | 2014-04-09 | 郑州贝龙液压技术有限公司 | New energy driving tyre type gantry crane |
| CN209927471U (en) * | 2019-03-21 | 2020-01-10 | 上海振华重工(集团)股份有限公司 | Tire test bench |
Non-Patent Citations (1)
| Title |
|---|
| 陈哲明等: "汽车四轮独立转向稳定性控制策略研究", 《计算机仿真》, vol. 35, no. 07, pages 93 - 97 * |
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