CN205719791U - Tire three-way rigidity experimental provision - Google Patents
Tire three-way rigidity experimental provision Download PDFInfo
- Publication number
- CN205719791U CN205719791U CN201620604829.7U CN201620604829U CN205719791U CN 205719791 U CN205719791 U CN 205719791U CN 201620604829 U CN201620604829 U CN 201620604829U CN 205719791 U CN205719791 U CN 205719791U
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- experimental provision
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 210000003141 lower extremity Anatomy 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 abstract description 9
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
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Abstract
本实用新型公开了一种轮胎三向刚度实验装置，包括底座、对称安装在底座上的两套门形框架、横梁、动态加载装置、支撑装置和夹紧装置，所述两套门形框架借助于螺栓固定安装在底座两端，两套门形框架顶部固定安装横梁，横梁中部设有向下的动态加载装置，所述支撑装置固定安装在底座中部、且位于动态加载装置正下方，所述夹紧装置固定安装在两套门形框架内侧；通过更换作动头及调节轮胎实验位置，实现在一套装置上对不同型号轮胎的垂向、纵向和侧向动态刚度的测量；所安装的直线位移传感器，可以测得在各个方向上位移的大小，力传感器可以测得在各个方向上受力的大小，从而计算出各个方向上的动态刚度；与现有实验装置相比，结构简单、操作方便、成本低。
The utility model discloses a tire three-way rigidity experiment device, which comprises a base, two sets of gate-shaped frames symmetrically installed on the base, a beam, a dynamic loading device, a supporting device and a clamping device. The two sets of gate-shaped frames are The bolts are fixedly installed at both ends of the base, and the top of the two sets of door-shaped frames is fixedly installed with a beam. The middle part of the beam is provided with a downward dynamic loading device. The clamping device is fixedly installed on the inner side of the two sets of door-shaped frames; by changing the actuator and adjusting the tire test position, the vertical, longitudinal and lateral dynamic stiffness of different types of tires can be measured on one set of devices; the installed The linear displacement sensor can measure the magnitude of the displacement in each direction, and the force sensor can measure the magnitude of the force in each direction, thereby calculating the dynamic stiffness in each direction; compared with the existing experimental device, the structure is simple, The operation is convenient and the cost is low.
Description
Technical field
This utility model relates to mechanics of tire specificity analysis technical field, particularly relates to a kind of tire three-way rigidity experiment dress
Put.
Background technology
Tire stiffness, especially tire dynamic rate, be the important parameter of reflection mechanics of tire characteristic, at structure design of automobile
And Analysis of dynamics performance aspect has great importance.
At present, in tire stiffness is tested, it is mostly to apply static load according to national standard, then measures the vertical, vertical of tire
To with lateral Static stiffness.By three-dimensional dynamic load, the experimental machine measuring tire three-dimensional dynamic rate is the rarest.Existing three
To dynamic rate experimental provision, realize three-dimensional dynamic load by multiple benches platform and multiple servomotor, experimentation is taken turns
The position of tire is motionless, and the loading component of experimental provision is more, and structure is complicated, relatively costly, and the motion control to all directions
Difficulty processed is big.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of tire three-way rigidity experimental provision, it is possible to enter simultaneously
The measurement vertical, longitudinally and laterally dynamic rate of road wheel tire, only one of which dynamic loading device, by converting the experiment of tire
Position, completes the three-dimensional dynamic rate measurement of tire, simple in construction, easy to operate, low cost in set of device.
For solving above-mentioned technical problem, technical solution adopted in the utility model is: a kind of tire three-way rigidity experiment
Device, the two set door-shaped frames including base, being symmetrically mounted on base, crossbeam, dynamic loading device, support means and clamping
Device, described two set door-shaped frames are fixedly mounted on base two ends, two set door-shaped frame top fixed installation horizontal strokes by means of bolt
Beam, is provided with downward dynamic loading device in the middle part of crossbeam, described support means is fixedly mounted in the middle part of base and is positioned at and dynamically adds
Carrying immediately below putting, described clamping device is fixedly mounted on inside two set door-shaped frames.
Described clamping device includes the rushing board mechanism that two guide rails being installed in parallel in base top surface and two sets are symmetrically installed,
The bearing of trend of described guide rail is vertical with the bearing of trend of crossbeam, and two set rushing board mechanisms set up separately at guide rail two ends, described ledal-pushing machine
Structure includes fixed plate, movable plate, gear train, leading screw and push rod, and described fixed plate is arranged on two set door-shaped frames by means of bolt
Outside two root posts of the same side, movable plate is positioned at inside two root posts of two set door-shaped frame the same sides and movable plate is following
Edge is provided with the breach coordinated with slide, and described gear train is arranged on outside fixed plate, gear train include a set of driving gear,
Four set travelling gears and four external threading gears, four set travelling gears be arranged on outside fixed plate by means of gear shaft and bearing and
Relative to the rectangular laying of the axis of driving gear, travelling gear engages with driving gear, and often set travelling gear engages a set of spiral shell
Stricture of vagina gear, helical gear is arranged in fixed plate by means of bearing, the most supporting installation of screwed hole one inside every external threading gear
Root leading screw, every leading screw end connects a push rod, and push rod end is connected with movable plate lateral surface by means of ball-type hinge.
Described dynamic loading device includes the hydraulic cylinder being mounted vertically on crossbeam and is arranged on hydraulic cylinder piston rod end portion
Linear displacement transducer and the first force transducer, hydraulic cylinder piston rod end portion is additionally provided with the switching spiral shell for connecting start head
Female.
Described support means includes the jack being mounted vertically in the middle part of base and is arranged on jack piston boom end
Gripper shoe.
Described driving gear is co-axially mounted handwheel.
Described movable plate is provided with the through hole for being connected tire by flange shaft, and the movable plate medial surface being positioned at left side sets
There is the second force transducer.
Use and have the beneficial effects that produced by technique scheme: by changing start head and regulation Tire experiment position
Put, it is achieved measurement vertical, longitudinally and laterally dynamic rate to different types of tyres in set of device；Of the present utility model
Dynamic loading device is furnished with linear displacement transducer, can record the size of displacement in all directions, and the first force transducer can
To record the size of stress in all directions, thus the dynamic rate in all directions can be calculated；Work of the present utility model
Dynamic head is connected by screw with dynamic loading device, it is possible to require to be replaced according to different experiments；This utility model push rod
Power is transmitted by straight spur gear, can ensure stability and the accuracy of transmission；Movable plate of the present utility model passes through
Two guide rails guide, the push rod force that four are evenly arranged, and can ensure the accurate translation of movable plate, with existing experimental provision phase
Ratio, simple in construction, easy to operate, low cost.
Accompanying drawing explanation
Axonometric drawing when Fig. 1 is to measure tire vertical dynamic rate；
Front view when Fig. 2 is to measure tire vertical dynamic rate；
Front view when Fig. 3 is to measure tire longitudinal direction dynamic rate；
Front view when Fig. 4 is to measure tire lateral dynamic rate；
Fig. 5 is gear train structural representation；
Fig. 6 is helical gear mounting structure schematic diagram；
Fig. 7 is push rod mounting structure schematic diagram；
Fig. 8 is understructure schematic diagram；
In the accompanying drawings: 1, dynamic loading device, 2, push rod, 3, base, 4, fixed plate, 5, movable plate, 6, flange shaft, 7, lead
Rail, 8, driving gear, 9, travelling gear, 10, helical gear, 11, handwheel, 12, column, 13, crossbeam, 14, longeron, 15, support
Plate, 16, hang down longitudinal start head, 17, lateral start head, 18, linear displacement transducer, the 19, first force transducer, the 20, second power
Sensor, 21, tire, 22, anchor (bolt) hole, 23 foundation bolt ears, 24, stopper slot, 25, angular contact ball bearing, 26, bearing
Lid, 27, leading screw, 28, spherical type head, 29, sleeve, 30, buckle closure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but this practicality is new
Type can also use other to be different from alternate manner described here to implement, and those skilled in the art can be without prejudice to this reality
Doing similar popularization in the case of novel intension, therefore this utility model is not limited by following public specific embodiment.
As it is shown in figure 1, the utility model discloses a kind of tire three-way rigidity experimental provision, including base 3, it is symmetrically installed
See accompanying drawing 8 at base 3() on two set door-shaped frames, crossbeam 13, dynamic loading device 1, support means and clamping device, institute
State two set door-shaped frames and be fixedly mounted on base 3 two ends, two set door-shaped frame top fixed installation crossbeams 13, horizontal stroke by means of bolt
Being provided with downward dynamic loading device 1 in the middle part of beam 13, described support means is fixedly mounted in the middle part of base 3 and is positioned at and dynamically adds
Carrying and put immediately below 1, described clamping device is fixedly mounted on inside two set door-shaped frames, installs for convenience, this utility model
Base be cuboid platy structure, its corner is equipped with foundation bolt ear 23, is configured to foot bolt in the middle part of foundation bolt ear 23
Hole 22, is directly fixed by foundation bolt during installation.
Described clamping device includes the ledal-pushing machine that two guide rails 7 being installed in parallel in base 3 end face and two sets are symmetrically installed
Structure, the bearing of trend of described guide rail 7 is vertical with the bearing of trend of crossbeam 13, and two set rushing board mechanisms set up separately at guide rail 7 two ends, described
Rushing board mechanism includes that fixed plate 4, movable plate 5, gear train, leading screw 27 and push rod 2, described fixed plate 4 are arranged on by means of bolt
Outside two root posts 12 of two set door-shaped frame the same sides, movable plate 5 is positioned at two root posts 12 of two set door-shaped frame the same sides
Inner side and movable plate 5 lower limb are provided with the breach being slidably matched with guide rail 7, and described gear train is arranged on outside fixed plate 4, tooth
Wheels (seeing accompanying drawing 5) include a set of driving gear 8, four set travelling gear 9 and four external threading gears 10, four set travelling gears 9
It is arranged on outside fixed plate 4 and relative to the rectangular laying of the axis of driving gear 8, driving cog by means of gear shaft and bearing
Wheel 9 engages with driving gear 8, and often set travelling gear 9 engages a set of helical gear 10, and helical gear 10 is arranged on by means of bearing
In fixed plate 4, piece leading screw 27(of the most supporting installation of screwed hole inside every external threading gear 10 sees accompanying drawing 6), every leading screw
27 ends connect a push rod 2, and push rod 2 end is connected with movable plate 5 lateral surface by means of ball-type hinge, and this ball-type hinge includes
Spherical type head 28, sleeve 29 and buckle closure 30(are as shown in Figure 7).
Described dynamic loading device 1 includes the hydraulic cylinder being mounted vertically on crossbeam 13 and is arranged on hydraulic cylinder piston rod end
The linear displacement transducer 18 in portion and the first force transducer 19, hydraulic cylinder piston rod end portion is additionally provided with for connecting turning of start head
Connected nut, dynamic loading device in use can change hang down longitudinal start 16 or lateral start head according to requirement of experiment
17；Described support means includes the jack being mounted vertically in the middle part of base 3 and is arranged on the support of jack piston boom end
Plate 15；Described driving gear 8 is co-axially mounted handwheel 11；Described movable plate 5 is provided with for connecting the logical of tire by flange shaft 6
Hole, movable plate 5 medial surface being positioned at left side is provided with the second force transducer 20.
In concrete application process, tire three-dimensional dynamic rate experimental provision of the present utility model is moved to suitable position
Put, make base 3 contact with ground, and fixed by foundation bolt；Change the start head on dynamic loading device 1, pass through screw
Start head is fixedly mounted on piston rod end；Rotate handwheel 11, carried by driving gear 8, travelling gear 9 and helical gear 10
Movable wire thick stick 27 rotates；Both sides push rod 2 moves in parallel, and adjusts the position of movable plate 5；If the vertical dynamic rate of test tire 21,
Vertical longitudinal start 16 is connected on dynamic loading device 1, makes flange shaft 6 and tire 21 affixed, by flange shaft 6 by bolt
It is placed in the hole, location of both sides movable plate 5, the position of regulation movable plate 5, makes tire 21 be positioned at the underface of dynamic loading device 1
(seeing accompanying drawing 1-2)；If longitudinal dynamic rate of test tire 21, start is constant, by be connected with the flange shaft 6 of tire 21 in
90 degree are turned over counterclockwise in horizontal plane, the height of regulation gripper shoe 15, make tyre surface and the force transducer 20 extension board phase of tire 21
Cut-grafting is touched, and rotates handwheel 11 and makes two movable plates 5 clamp tire 21, falls gripper shoe 15(and see accompanying drawing 3), if test tire 21
Lateral dynamic rate, changes lateral start 17 and is connected with dynamic loading device 1, flange shaft 6 turned counterclockwise in head-on view
Cross 90 degree, make flange shaft 6 coaxial with lateral start 17, the height of regulation gripper shoe 15, make the tyre surface center of tire 21 and the
Two force transducers 20, in same level, rotate handwheel 11 and make two movable plates 5 clamp tire 21, fall gripper shoe 15(and see attached
Fig. 4), dynamic loading device 1 carries out dynamic exciting by its start head to tire 21, and be arranged on dynamic loading device 1 is straight
Linear movement pick-up 18 can record the tire size at all directions top offset, and the first force transducer 19 can record tire respectively
The size of dynamic exciting on direction, thus each to dynamic rate of tire can be calculated.
This utility model is by changing start head and regulation Tire experiment position, it is achieved to different model in set of device
The measurement vertical, longitudinally and laterally dynamic rate of tire；Dynamic loading device of the present utility model is furnished with straight-line displacement sensing
Device, can record the size of displacement in all directions, and the first force transducer can record the size of stress in all directions,
Thus calculate the dynamic rate in all directions；Start head of the present utility model is connected by screw with dynamic loading device,
Can require to be replaced according to different experiments；The power of this utility model push rod is transmitted by straight spur gear, Ke Yibao
The stability of barrier transmission and accuracy；Movable plate of the present utility model is guided by two guide rails, four push rods being evenly arranged
Force, can ensure the accurate translation of movable plate, compared with existing experimental provision, and simple in construction, easy to operate, low cost.
Claims (6)
1. a tire three-way rigidity experimental provision, it is characterised in that: include base (3), be symmetrically mounted on base (3) two
Set door-shaped frame, crossbeam (13), dynamic loading device (1), support means and clamping device, described two set door-shaped frames by means of
Bolt is fixedly mounted on base (3) two ends, two sets door-shaped frame tops fixed installation crossbeam (13), crossbeam (13) middle part be provided with to
Under dynamic loading device (1), described support means be fixedly mounted on base (3) middle part and be just positioned at dynamic loading device (1)
Lower section, described clamping device is fixedly mounted on inside two set door-shaped frames.
Tire three-way rigidity experimental provision the most according to claim 1, it is characterised in that: described clamping device includes two
The guide rail (7) and two being installed in parallel in base (3) end face overlaps the rushing board mechanism being symmetrically installed, the bearing of trend of described guide rail (7)
Vertical with the bearing of trend of crossbeam (13), two set rushing board mechanisms set up separately at guide rail (7) two ends, and described rushing board mechanism includes fixed plate
(4), movable plate (5) gear train, leading screw (27) and push rod (2), described fixed plate (4) is arranged on two set door shape frames by means of bolt
Frame the same side two root posts (12) outside, movable plate (5) be positioned at two set door-shaped frame the same sides two root posts (12) inner side,
And movable plate (5) lower limb is provided with the breach being slidably matched with guide rail (7), described gear train is arranged on fixed plate (4) outside, tooth
Wheels include a set of driving gear (8), four sets travelling gear (9) and four external threading gears (10), four overlap travelling gear (9) by
It is arranged on fixed plate (4) outside and the rectangular laying of axis relative to driving gear (8), driving cog in gear shaft and bearing
Wheel (9) engage with driving gear (8), often overlap travelling gear (9) and engage a set of helical gear (10), helical gear (10) by means of
Bearing is arranged in fixed plate (4), piece leading screw (27) of the most supporting installation of screwed hole of every external threading gear (10) inner side, every
Leading screw (27) end connects a push rod (2), and push rod (2) end is connected with movable plate (5) lateral surface by means of ball-type hinge.
Tire three-way rigidity experimental provision the most according to claim 1, it is characterised in that: described dynamic loading device (1)
Including the hydraulic cylinder being mounted vertically on crossbeam (13) and the linear displacement transducer (18) being arranged on hydraulic cylinder piston rod end portion
With the first force transducer (19), hydraulic cylinder piston rod end portion is additionally provided with the switching nut for connecting start head.
Tire three-way rigidity experimental provision the most according to claim 1, it is characterised in that: described support means includes vertically
It is arranged on the jack at base (3) middle part and is arranged on the gripper shoe (15) of jack piston boom end.
Tire three-way rigidity experimental provision the most according to claim 2, it is characterised in that: described driving gear (8) is coaxial
Handwheel (11) is installed.
Tire three-way rigidity experimental provision the most according to claim 5, it is characterised in that: described movable plate (5) is provided with
For being connected the through hole of tire by flange shaft (6), movable plate (5) medial surface being positioned at left side is provided with the second force transducer
(20)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620604829.7U CN205719791U (en) | 2016-06-20 | 2016-06-20 | Tire three-way rigidity experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620604829.7U CN205719791U (en) | 2016-06-20 | 2016-06-20 | Tire three-way rigidity experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205719791U true CN205719791U (en) | 2016-11-23 |
Family
ID=57314959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620604829.7U Withdrawn - After Issue CN205719791U (en) | 2016-06-20 | 2016-06-20 | Tire three-way rigidity experimental provision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205719791U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865928A (en) * | 2016-06-20 | 2016-08-17 | 石家庄铁道大学 | Three-directional rigidity experiment device of tires |
| CN106706343A (en) * | 2017-02-28 | 2017-05-24 | 株洲九方装备股份有限公司 | Radial and axial rigidity testing method and radial and axial rigidity testing fixture for elastic wheel |
-
2016
- 2016-06-20 CN CN201620604829.7U patent/CN205719791U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865928A (en) * | 2016-06-20 | 2016-08-17 | 石家庄铁道大学 | Three-directional rigidity experiment device of tires |
| CN105865928B (en) * | 2016-06-20 | 2018-03-02 | 石家庄铁道大学 | Tire three-way rigidity experimental provision |
| CN106706343A (en) * | 2017-02-28 | 2017-05-24 | 株洲九方装备股份有限公司 | Radial and axial rigidity testing method and radial and axial rigidity testing fixture for elastic wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161123 Effective date of abandoning: 20180302 |