CN202177518U - Road surface simulating device provided with inner rotary drum and outer rotary drum with equal diameter - Google Patents
Road surface simulating device provided with inner rotary drum and outer rotary drum with equal diameter Download PDFInfo
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- CN202177518U CN202177518U CN2011203236785U CN201120323678U CN202177518U CN 202177518 U CN202177518 U CN 202177518U CN 2011203236785 U CN2011203236785 U CN 2011203236785U CN 201120323678 U CN201120323678 U CN 201120323678U CN 202177518 U CN202177518 U CN 202177518U
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- rotary drum
- drum
- rotary
- road surface
- simulated roadway
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Abstract
The utility model relates to a road surface simulating device for testing the characteristics of tires, in particular to a road surface simulating device provided with an inner rotary drum and an outer rotary drum with an equal diameter. The device comprises a base, a rotary drum driving-braking assembly, a rotary drum supporting device, an outer rotary drum simulating road surface, an inner rotary drum simulating road surface and a transmission toothed belt mechanism, wherein the rotary drum driving-braking assembly and the rotary drum supporting device are arranged on the base; the outer rotary drum simulating road surface and the inner rotary drum simulating road surface are arranged on the rotary drum supporting device; and the transmission toothed belt mechanism is arranged between the rotary drum driving-braking assembly and the rotary drum supporting device. The road surface simulating device is simple and reasonable in structure and low in price; and by adopting the road surface simulating device, a tire testing machine can simultaneously test the mechanical characters of various working conditions when the tire runs on the inner rotary drum and the outer rotary drum.
Description
Technical field
The utility model relates to a kind of test pavement simulating device that is used for the tire characteristics test; Outer drum test pavement simulating device in a kind of specifically equal diameter; Through testing tire is placed on it; Can obtain tire high speed, the mechanical characteristic when low speed moves under this pavement state,, and then propose modification method so that analyze of the influence of rotary drum curvature to the mechanics of tire characteristic.
Background technology
The mechanics of tire characteristic is the basis of automotive performance analysis and design; Mechanics of tire attribute testing machine is the characteristic modeling of tire and vehicle performance is integrated, one of the crucial testing apparatus of adjustment and exploitation; The test pavement simulating device is the important component part of tire characteristics testing machine, and can it actual road surface of real simulated have significant effects to the measurement result of tire characteristics testing machine.
Current rotary drum test pavement simulating device is divided into two kinds of outer drum formula and interior rotary drums.Outer drum test pavement simulating device is used for simulating common main line face, and the tyre tester loaded tire contacts with the rotary drum outside surface, and rolls at its outside surface, can be used for studying the mechanical characteristic under the various operating modes of tire on the face of common main line; Interior rotary drum test pavement simulating device both can have been simulated common main line face, also can simulate wet and slippery road surface.Tyre tester loaded tire contact rotary drum inside surface, and roll in the surface within it, can be used for studying the mechanical characteristic of tire on common main line face and the wet and slippery road surface.Current rotary drum test pavement simulating device is single rotary drum, or is outer drum, or is interior rotary drum, and for eliminating the influence of the drum curvature of face to the mechanics of tire characteristic, existing rotary drum test pavement simulating device adopts large diameter rotary drum more simultaneously.But big again rotary drum still has road surface curvature; Different with true road surface; Test result to the mechanics of tire characteristic is influential, and the influence degree of interior rotary drum and outer drum is also inequality, simultaneously; Because of the time length of mechanics of tire characteristic and tire rolling, speed etc. closely related; Be of the influence of better research rotary drum curvature to the mechanics of tire characteristic, need drawings simultaneously on isodiametric outer drum and interior rotary drum simultaneously, the testing machine of mechanical characteristic during synchronous rolling, and the test pavement simulating device that satisfies the testing machine of this requirement just becomes even more important.
Summary of the invention
The purpose of the utility model is that outer drum test pavement simulating device in a kind of simple and reasonable, cheap equal diameter will be provided, and it can be used for making the mechanical characteristic when the tyre tester while, testing tire moved various operating mode on interior outer drum.
The purpose of the utility model is to realize like this; This device comprises pedestal; Be arranged on rotary drum drive brake assembly and rotary drum bracing or strutting arrangement on the pedestal; Be arranged on outer drum simulated roadway and interior rotary drum simulated roadway on the rotary drum bracing or strutting arrangement, be arranged on the Tooth Profile belt mechanism between rotary drum drive brake assembly and the rotary drum bracing or strutting arrangement.
Described rotary drum drive brake assembly comprises the servomotor that is fixed on the pedestal, connects the speed reduction unit of servomotor, the driving pulley of connection reducer.
Described rotary drum bracing or strutting arrangement comprises that the lower end is fixed on two supporting seats that laterally arrange on the pedestal, is arranged on the rotary main shaft that passes through bearings of supporting seat upper end, is installed in the driven pulley on the rotary main shaft.
Described Tooth Profile belt mechanism comprise be arranged on the rotary drum drive brake assembly driving pulley, be installed in the driven pulley on the rotary main shaft of rotary drum bracing or strutting arrangement, connect the belt between driving pulley and the driven pulley.
Described outer drum simulated roadway adopts the symmetric double web pattern; Be used for simulating common main line face with extrinsic curvature; Be installed on the rotary main shaft of rotary drum bracing or strutting arrangement; Be arranged between the two rotary drum supporting seats, the rotary drum outside surface of outer drum simulated roadway constitutes the test simulation road surface, and the high-abrasive material of the outside surface Pasting differentiated friction characteristic of outer drum simulated roadway rotary drum forms the road surface of required friction factor.
The rotary drum simulated roadway adopts the single web pattern of biasing in described; Be used for simulating common main line face with intrinsic curvature; Be installed on an end of the rotary main shaft of rotary drum bracing or strutting arrangement with cantilevered fashion; The inside surface of interior rotary drum simulated roadway rotary drum constitutes the test simulation road surface, and the high-abrasive material of the inside surface Pasting differentiated friction characteristic of interior rotary drum simulated roadway rotary drum forms the road surface of required friction factor.
The rotary drum internal diameter of rotary drum simulated roadway equates with the rotary drum external diameter of outer drum simulated roadway in described.
The utlity model has following advantage and good effect:
1, the utility model can guarantee tyre tester drawings mechanical characteristic on the external drum simulated roadway in same curvature simultaneously as the test pavement simulating part of tire characteristics testing machine, thereby the research drum curvature of face is to the influence of mechanics of tire characteristic.
2, based on the modification method of the rotary drum curvature that obtains to the mechanics of tire properties influence, the utility model can adopt the rotary drum than minor diameter to come simulates real physical circuit face, thereby greatly reduces manufacture difficulty and cost.
3, the utility model can carry out the simulation of main line face and wet and slippery pavement characteristics simultaneously.
Description of drawings
Fig. 1 is an outer drum test pavement simulating device one-piece construction synoptic diagram in the equal diameter.
Fig. 2 be among the utility model Fig. 1 A to the projection structure synoptic diagram.
Fig. 3 be among the utility model Fig. 1 B to the projection structure synoptic diagram.
Fig. 4 is the utility model rotary drum drive brake assembly and rotary drum support device structure synoptic diagram.
Fig. 5 is the utility model outer drum simulated roadway structural representation.
Fig. 6 is a rotary drum simulated roadway structural representation in the utility model.
Fig. 7 is the isometrical inside and outside rotary drum simulated roadway structural representation of the utility model.
Embodiment:
Shown in accompanying drawing 1; This device comprises pedestal 6; Be arranged on rotary drum drive brake assembly 1 and rotary drum bracing or strutting arrangement 3 on the pedestal 6; Be arranged on outer drum simulated roadway 4 and interior rotary drum simulated roadway 5 on the rotary drum bracing or strutting arrangement 3, be arranged on the Tooth Profile belt mechanism 2 between rotary drum drive brake assembly 1 and the rotary drum bracing or strutting arrangement 3.
Like Fig. 1,2,3, shown in 4: described rotary drum drive brake assembly 1 comprises the servomotor 7 that is fixed on the pedestal 6, connects the speed reduction unit 8 of servomotor 7, the driving pulley 9 of connection reducer 8.
Shown in accompanying drawing 4, described rotary drum bracing or strutting arrangement 3 comprises that the lower end is fixed on two supporting seats that laterally arrange 10 on the pedestal, is arranged on the rotary main shaft that passes through bearings 11 of supporting seat 10 upper ends, is installed in the driven pulley 12 on the rotary main shaft 11.Rotary main shaft 11 supports and drives outer drum 4 and interior rotary drum 5 rotations.
Shown in accompanying drawing 4; Described Tooth Profile belt mechanism 2 comprise be arranged on the rotary drum drive brake assembly 1 driving pulley 9; Be installed in the driven pulley 12 on the rotary main shaft 11 of rotary drum bracing or strutting arrangement 3, connect the belt 16 between driving pulley 9 and the driven pulley 12.
Shown in accompanying drawing 5; Described outer drum simulated roadway 4 adopts the symmetric double web pattern; Be used for simulating common main line face, be installed on the rotary main shaft 11 of rotary drum bracing or strutting arrangement 3, be arranged between the two rotary drum supporting seats 10 with extrinsic curvature; The rotary drum outside surface of outer drum simulated roadway 4 constitutes the test simulation road surface, and the high-abrasive material of the outside surface Pasting differentiated friction characteristic of outer drum simulated roadway 4 rotary drums forms the road surface of required friction factor.Outer drum simulated roadway 4 can drive tire 13 rotations when 1 work of rotary drum drive brake assembly, make an experiment.
Shown in accompanying drawing 6; Rotary drum simulated roadway 5 adopts the single web pattern of biasing in described; Be used for simulating common main line face with intrinsic curvature; Be installed on an end of the rotary main shaft 11 of rotary drum bracing or strutting arrangement 3 with cantilevered fashion, the inside surface of interior rotary drum simulated roadway 5 rotary drums constitutes the test simulation road surface, and the high-abrasive material of the inside surface Pasting differentiated friction characteristic of interior rotary drum simulated roadway 5 rotary drums forms the road surface of required friction factor.
A side of rotary drum simulated roadway 5 is provided with the rigidity that floor 14 is strengthened rotary drum in described, and interior rotary drum simulated roadway 5 is a web pattern near a side of outer drum simulated roadway 4, and opposite side is the hollow setting, thereby can tire 13 be put in the rotary drum.One side rotary drum face edge of hollow has a circle baffle plate 15, can form a groove at rotary drum face inside surface, forms moisture film and simulates wet and slippery road surface.
Shown in accompanying drawing 7, described interior rotary drum simulated roadway 5, its rotary drum face internal diameter equates with the rotary drum face external diameter of outer drum simulated roadway 4.Interior rotary drum simulated roadway 5 can rotate under the drive of rotary drum drive brake device 1 with outer drum simulated roadway 4 simultaneously; Drive tire 13 rotations; The purpose that rotary drum station and outer drum station are worked simultaneously in reaching can be used for studying the influence of drum surface curvature to the mechanics of tire characteristic.
The symmetric double web pattern---be meant that two circular disc are symmetrical split with the axial bisector plane of rotary drum, and the closing cylinder structure that constitutes with the circumferential face of cylinder of rotary drum, the outer drum surface of this structure rotary drum forms simulated roadway.
Single web pattern of setovering---be meant the Open architecture of on the symmetric double web pattern, removing a circular disc and forming.The interior bulging face of this structure rotary drum forms simulated roadway in the utility model.
Claims (7)
1. outer drum test pavement simulating device in the equal diameter; It is characterized in that: this device comprises pedestal; Be arranged on rotary drum drive brake assembly and rotary drum bracing or strutting arrangement on the pedestal; Be arranged on outer drum simulated roadway and interior rotary drum simulated roadway on the rotary drum bracing or strutting arrangement, be arranged on the Tooth Profile belt mechanism between rotary drum drive brake assembly and the rotary drum bracing or strutting arrangement.
2. outer drum test pavement simulating device in a kind of equal diameter according to claim 1, it is characterized in that: described rotary drum drive brake assembly comprises the servomotor that is fixed on the pedestal, connects the speed reduction unit of servomotor, the driving pulley of connection reducer.
3. outer drum test pavement simulating device in a kind of equal diameter according to claim 1; It is characterized in that: described rotary drum bracing or strutting arrangement comprises that the lower end is fixed on two supporting seats that laterally arrange on the pedestal; Be arranged on the rotary main shaft that passes through bearings of supporting seat upper end, be installed in the driven pulley on the rotary main shaft.
4. outer drum test pavement simulating device in a kind of equal diameter according to claim 1; It is characterized in that: described Tooth Profile belt mechanism comprise be arranged on the rotary drum drive brake assembly driving pulley; Be installed in the driven pulley on the rotary main shaft of rotary drum bracing or strutting arrangement, connect the belt between driving pulley and the driven pulley.
5. outer drum test pavement simulating device in a kind of equal diameter according to claim 1; It is characterized in that: described outer drum simulated roadway adopts the symmetric double web pattern; Be installed on the rotary main shaft of rotary drum bracing or strutting arrangement; Be arranged between the two rotary drum supporting seats, the rotary drum outside surface of outer drum simulated roadway constitutes the test simulation road surface, and the high-abrasive material of the outside surface Pasting differentiated friction characteristic of outer drum simulated roadway rotary drum forms the road surface of required friction factor.
6. outer drum test pavement simulating device in a kind of equal diameter according to claim 1; It is characterized in that: the rotary drum simulated roadway adopts the single web pattern of biasing in described; Be installed on an end of the rotary main shaft of rotary drum bracing or strutting arrangement with cantilevered fashion; The inside surface of interior rotary drum simulated roadway rotary drum constitutes the test simulation road surface, and the high-abrasive material of the inside surface Pasting differentiated friction characteristic of interior rotary drum simulated roadway rotary drum forms the road surface of required friction factor.
7. outer drum test pavement simulating device in a kind of equal diameter according to claim 1 is characterized in that: the rotary drum internal diameter of rotary drum simulated roadway equates with the rotary drum external diameter of outer drum simulated roadway in described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203236785U CN202177518U (en) | 2011-08-31 | 2011-08-31 | Road surface simulating device provided with inner rotary drum and outer rotary drum with equal diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203236785U CN202177518U (en) | 2011-08-31 | 2011-08-31 | Road surface simulating device provided with inner rotary drum and outer rotary drum with equal diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202177518U true CN202177518U (en) | 2012-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203236785U Expired - Fee Related CN202177518U (en) | 2011-08-31 | 2011-08-31 | Road surface simulating device provided with inner rotary drum and outer rotary drum with equal diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202177518U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401745A (en) * | 2011-08-31 | 2012-04-04 | 吉林大学 | Equal-diameter inner and outer drum road surface simulation device |
| CN103776639A (en) * | 2014-02-19 | 2014-05-07 | 吉林大学 | Test method and device for tire mechanics characteristics within full-speed range |
| CN104390794A (en) * | 2014-12-02 | 2015-03-04 | 吉林大学 | Method of predicating flat-pavement mechanical properties of tyre based on test data of rotary drum test bed |
-
2011
- 2011-08-31 CN CN2011203236785U patent/CN202177518U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401745A (en) * | 2011-08-31 | 2012-04-04 | 吉林大学 | Equal-diameter inner and outer drum road surface simulation device |
| CN103776639A (en) * | 2014-02-19 | 2014-05-07 | 吉林大学 | Test method and device for tire mechanics characteristics within full-speed range |
| CN104390794A (en) * | 2014-12-02 | 2015-03-04 | 吉林大学 | Method of predicating flat-pavement mechanical properties of tyre based on test data of rotary drum test bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |