CN109211593A - It is a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble - Google Patents
It is a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble Download PDFInfo
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- CN109211593A CN109211593A CN201810876144.1A CN201810876144A CN109211593A CN 109211593 A CN109211593 A CN 109211593A CN 201810876144 A CN201810876144 A CN 201810876144A CN 109211593 A CN109211593 A CN 109211593A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/013—Wheels
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to test equipment technical fields, more particularly to a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, treat that measuring car is supported and limit makes it can only lower movement in the vertical direction by bracket, pressure wheel to be measured is supported on a moving belt and by transmission shaft, completes test by a series of rotation of transmission belt motor car wheels after motor rotation.The experimental bench has many advantages, such as that easy to operate, structural stability is good, low cost, can study influence of the different condition to wheel wobble.
Description
Technical field
The invention belongs to detection device technical fields, and in particular to a kind of for studying the reality of electric four-wheel vehicle wheel wobble
Test platform.
Background technique
Wheel wobble phenomenon is the phenomenon that vehicle driving can encounter often, is occurred especially on the vehicle of dependent formula suspension
Frequently.Wheel wobble phenomenon has a great impact to the control stability of automobile, and vehicle unstability can be even caused when shimmy serious
Lead to insecurity factor.The domestic research for wheel wobble is mostly relatively theoretical at present, usually uses software emulation simulated automotive
Roadway experiment is tested on the spot, and this method is not only at high cost but also low efficiency.Therefore, a kind of research wheel wobble is designed
Experimental provision seem it is necessary to, be not only able to reduce experimental expenses and experimental site, moreover it is possible to it is more convenient, timely change and
Adjustment to shimmy relevant factor and variable, to find corresponding solution.
Summary of the invention
It is a kind of for studying electric four-wheel vehicle it is an object of the invention in view of the above-mentioned problems existing in the prior art, provide
The experimental bench of wheel wobble is not necessarily to construction vehicle roadway experiment field on the spot after having the experimental bench, and test acquired results are trueer
It is real accurate.To achieve the above object, the technical solution adopted in the present invention is as follows:
It is a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, including pedestal and the fixed bracket two parts of wheel,
It is provided on pedestal motor (1), motor (1) connect with axis a (3) by shaft coupling (2) and drives its rotation, on pedestal also simultaneously
Row is provided with axis b (6), axis c (9), axis d (10), and axis a connect realization transmission, axis b (6), axis c (9), axis d by belt with axis b
(10) it is moved synchronously between three also by transmission band connection realization.Bracket (16), the bracket are additionally provided in pedestal two sides
Connect with wheel fixed support assorted, for the fixed support motion of limiting wheel, and before finally playing limitation vehicle to be measured, bridge is certainly
By the purpose spent.
Clamp structure (13) are provided on the column (18) of the fixed frame bottom of the wheel, before fixing vehicle to be measured
Bridge；Load column (17) are provided on connecting cross beam (19) between column, for preventing load-carrying block from increasing the load of test vehicle；
The column is fixedly connected with load bearing cross beam (14), is provided with sliding block (15) at load bearing cross beam (14) both ends, and the sliding block can be
It is slided up and down in the sliding slot of base support.
Further, it is provided with the belt wheel being mutually matched on axis a and axis b, the belt of transmission, axis is installed on belt wheel
A and axis b realizes transmission by the collective effect of belt wheel, belt.
Further, two groups of belt wheels are provided at axis b (6), axis c (9), axis d (10) both ends same location, on belt wheel
Conveyer belt, axis b, axis c and axis d are installed, transmission is realized by belt wheel, the conveyer belt at both ends.The wheel of vehicle is placed in biography when test
It send to take and realized by belt-driven and roll, axis c and axis d play preferable supporting role to wheel.
Further, the clamp structure includes two groups of semicircular clamps, which treats measuring car by fastening screw
Preceding bridge is fixed.
Further, the sliding slot is located on two opposite medial surfaces of bracket, and perpendicular to pedestal, the shape of sliding slot
For dove-tail form.
Further, the motor is threephase asynchronous machine.
Further, the influence by the scraps of paper, convenient for simulation cycle driving source to wheel wobble is pasted on the transmission belt
And it intuitively shows.
Compared with prior art, the invention has the following advantages: the experimental bench structure is simple, easy for installation, easy
Replacement, structural stability is preferable, can study influence of the different condition to wheel wobble, and the movement of bracket in the vertical direction is
The bounce of analog wheel, and the load of wheel can flexibly increase and decrease according to the actual situation.
Detailed description of the invention
Fig. 1 is that experimental bench of the present invention tests pre-structure schematic diagram；
Fig. 2 is experimental bench test mode schematic diagram of the present invention；
Fig. 3 is the wheel fixing rack structure schematic diagram of experimental bench of the present invention.
Wherein, 1- motor, 2- shaft coupling, 3- axis a, 4- belt wheel a, 5- belt wheel b, 6- axis b, 7- belt wheel c, 8- belt wheel d, 9- axis
C, 10- axis d, 11- wheel, bridge before 12-, 13- clamp structure, 14- load bearing cross beam, 15- sliding block, 16- bracket, 17- load column,
18- column, 19- connecting cross beam.
Specific embodiment
To make those of ordinary skill in the art fully understand technical solution of the present invention and beneficial effect, below in conjunction with specific
Embodiment and attached drawing are further described.
As shown in Figure 1, a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, including wheel fixed bracket, bottom
Seat and the conveyer belt being fixed on the base.Wherein Wheel mounting bracket is fixed on the dovetail chute of base support by the sliding block at both ends
It is interior and can move up and down along bracket, thus the bounce of analog-driven wheel.The column end of Wheel mounting bracket is provided with semicircle
Clamp structure, for fixing bridge before vehicle to be measured.Load column is provided on the load bearing cross beam among column, for increasing at any time
Add metal block to improve the weight of vehicle.Being arranged side by side on pedestal has 4 shafts, these shafts are fixed on pedestal by bearing
On.Threephase asynchronous machine connect with outermost axis a and drives its rotation by shaft coupling, and axis a is driven by " belt wheel+belt "
Axis b rotation, axis b, axis c, axis d realize synchronization, the consistent movement of three by two groups " belt wheels+conveyer belt " of two sides.
When test, the preceding bridge of vehicle to be measured is fixed on the fixed bracket of wheel by clamp structure, by the fixed branch of wheel
Frame slides into the sliding slot of base support and limits to it, and pressure wheel is supported on a moving belt and by each axis and holds at this time
Weight.Motor is opened after setting the conditions such as revolving speed, load.
Claims (8)
1. a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that including pedestal and the fixed branch of wheel
Frame is wherein provided with motor (1) and several transmission shafts on pedestal, motor (1) is connect by shaft coupling (2) with axis a (3) and band
Its rotation is moved, axis a (3) connect realization transmission by belt with axis b (6), and axis b (6) drives other transmission shafts one by conveyer belt
It rises and moves synchronously, be additionally provided with bracket (16) in pedestal two sides, bracket (16) is connect with the fixed support assorted of wheel so that wheel
Fixed bracket can only move up and down, before being additionally provided on the column (18) of the fixed frame bottom of wheel for fixing vehicle to be measured
The clamp structure (13) of bridge.
2. as described in claim 1 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: column
(18) the load column (17) for increasing test vehicle weight, column (18) and load-bearing are provided on the connecting cross beam (19) between
Crossbeam (14) is fixedly connected, and is provided with sliding block (15) at load bearing cross beam (14) both ends, the sliding block can be in the sliding slot of base support
Inside slide up and down.
3. as described in claim 1 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: axis a
With the belt wheel being mutually matched is provided on axis b, the belt of transmission is installed on belt wheel, axis a and axis b pass through belt wheel, belt
Collective effect realize transmission.
4. as described in claim 1 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: described
The quantity of transmission shaft is 4, is provided with belt wheel at axis b (6), axis c (9), axis d (10) both ends same location, pacifies on belt wheel
Equipped with conveyer belt, axis b, axis c and axis d are realized by belt wheel, the conveyer belt at both ends and are driven.
5. as described in claim 1 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: described
Clamp structure (13) includes two groups of semicircular clamps, which treats the preceding bridge of measuring car by fastening screw and be fixed.
6. as claimed in claim 2 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: described
Sliding slot is located on two opposite medial surfaces of bracket (16), and the sliding slot is dove-tail form perpendicular to pedestal, the shape of sliding slot.
7. as described in claim 1 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: described
Motor (1) is threephase asynchronous machine.
8. as described in claim 1 a kind of for studying the experimental bench of electric four-wheel vehicle wheel wobble, it is characterised in that: described
It pastes on transmission belt by the scraps of paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810876144.1A CN109211593B (en) | 2018-08-03 | 2018-08-03 | Experiment table for researching shimmy of wheels of electric four-wheel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810876144.1A CN109211593B (en) | 2018-08-03 | 2018-08-03 | Experiment table for researching shimmy of wheels of electric four-wheel vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109211593A true CN109211593A (en) | 2019-01-15 |
| CN109211593B CN109211593B (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810876144.1A Active CN109211593B (en) | 2018-08-03 | 2018-08-03 | Experiment table for researching shimmy of wheels of electric four-wheel vehicle |
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| Country | Link |
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| CN (1) | CN109211593B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056618A (en) * | 2019-04-16 | 2019-07-26 | 东南大学 | The drive mechanism of shimmy test rack |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2707547Y (en) * | 2003-03-04 | 2005-07-06 | 吉林大学 | Road train straight-line driving transverse stability model experiment bench |
| CN101865778A (en) * | 2010-06-10 | 2010-10-20 | 重庆大学 | Torsional vibration excitation device and test bed of vehicle drive system |
| CN103149037A (en) * | 2013-03-22 | 2013-06-12 | 吉林大学 | Multiple-degree-of-freedom suspension K&C (kinematics & compliance) property test platform |
| CN105606371A (en) * | 2016-01-11 | 2016-05-25 | 浙江工业大学 | Rack testing method for automobile control stability and testing stand thereof |
-
2018
- 2018-08-03 CN CN201810876144.1A patent/CN109211593B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2707547Y (en) * | 2003-03-04 | 2005-07-06 | 吉林大学 | Road train straight-line driving transverse stability model experiment bench |
| CN101865778A (en) * | 2010-06-10 | 2010-10-20 | 重庆大学 | Torsional vibration excitation device and test bed of vehicle drive system |
| CN103149037A (en) * | 2013-03-22 | 2013-06-12 | 吉林大学 | Multiple-degree-of-freedom suspension K&C (kinematics & compliance) property test platform |
| CN105606371A (en) * | 2016-01-11 | 2016-05-25 | 浙江工业大学 | Rack testing method for automobile control stability and testing stand thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056618A (en) * | 2019-04-16 | 2019-07-26 | 东南大学 | The drive mechanism of shimmy test rack |
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| Publication number | Publication date |
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| CN109211593B (en) | 2023-05-16 |
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Inventor after: Zhang Ning Inventor after: Lv Zijin Inventor after: Wang Jinxiang Inventor after: Yin Guodong Inventor before: Lv Zijin Inventor before: Wang Jinxiang |
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