CN205656013U - A test bench that is used for characteristic test of motor vehicle tire mechanics - Google Patents

A test bench that is used for characteristic test of motor vehicle tire mechanics Download PDF

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Publication number
CN205656013U
CN205656013U CN201620405193.3U CN201620405193U CN205656013U CN 205656013 U CN205656013 U CN 205656013U CN 201620405193 U CN201620405193 U CN 201620405193U CN 205656013 U CN205656013 U CN 205656013U
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China
Prior art keywords
bearing
electricity cylinder
rotating hub
clutch
frame
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CN201620405193.3U
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吕济明
郭孔辉
张志华
陈平
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KH AUTOMOTIVE TECHNOLOGIES (CHENGDU) Co Ltd
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KH AUTOMOTIVE TECHNOLOGIES (CHENGDU) Co Ltd
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Abstract

The utility model relates to a test bench that is used for characteristic test of motor vehicle tire mechanics, including following structure: the main body frame of the square chest structure constituteed by the top panel and the side board of perpendicular connection, vertical force and the shaft actuating system constituteed by a round axis drive motor, right angle speed reducer, clutch, wheel axle base, shaft, wheel hub adapter, six minutes force transducer, rim adapter, vertical force electricity jar, slide, closed slides, by the road analog system who changes hub driving motor, tooth belt, decides wheel hub, operation hub, steel band, submerged bearing, the electric jar of rectifying, horizontal guide rail, crossbeam, adjustment support, structural framework constitute, the posture adjustment system that constitutes by lateral deviation drive electric jar, bearing frame, arc guide rail, the electric jar of drive that heels, the electric jar connecting seat that heels, the braced system who constitutes by indisputable floor and support. The utility model discloses the various operating conditions of reproducible tire under various rotational speeds to the six -freedom degree movement gesture and the atress condition of accurate measurement tire.

Description

A kind of testing stand for automobile tyre mechanical property testing
Technical field
This utility model relates to a kind of automobile tyre test device, it is specifically related to a kind of testing stand for automobile tyre mechanical property testing, the various operating conditions of tire can be reproduced, the relation of six component of tire six-freedom degree kinematic parameter and ground can also be measured simultaneously.
Background technology
Mechanics of tire characteristic is the basis of automotive performance analysis and design, and the performances such as safety, control stability, ride comfort and the NVH of automobile are had important impact.Tire mechanical property testing machine is tire characteristics modeling and vehicle performance is integrated, one of the crucial test equipment of adjustment and exploitation, it can realize the various operating conditions of tire, and measure six-freedom degree kinematic parameter and with the relation of ground six square phase, it is the source of vehicle dynamics simulation design key data.
Tire characteristics testing stand in early days (the most also imitates braking and the process of driving) in addition to imitating the relative motion of simulated roadway and wheel; generally lateral deviation to be realized and roll motion; and the six square phase mensuration of tire is carried out by six-component sensor; but mostly can only simulate tire in, slowly run time operating mode; and tire high-speed test (HST) operating mode can not be simulated; and the existing most structure of testing stand is complicated; degree of accuracy is not high enough; need measuring and calculation meansigma methods repeatedly during use, cause use cost higher.
Utility model content
The purpose of this utility model is just to provide a kind of testing stand for automobile tyre mechanical property testing, can simulate tire low speed, middling speed, run up time inclination, lateral deviation, vertical sliding, compound motion, and can accurately measure the relation of six component of six-freedom degree kinematic parameter and ground of tire under each working condition, and the duty parameter that this utility model is when can run up to tire carries out precise determination, reduce and be repeatedly measured the use cost brought.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is, a kind of testing stand for automobile tyre mechanical property testing, including following structure:
The main body frame of the square box structure being made up of top panel connected vertically and side panel;The Vertical loading being made up of wheel axis drive motor, right angle reductor, clutch, axle block, wheel shaft, hub adapter, six-component sensor, rim adapter, Vertical loading electricity cylinder, slide plate, closed slide and wheel shaft drive system;The road simulation system that motor, cog belt, fixed wheel hub, dynamic rotating hub, steel band, submerged bearing, correction electricity cylinder, horizontal guide rail, crossbeam, adjustment bearing, structural framing form is driven by rotating hub;Electricity cylinder, bearing block, arc-shaped guide rail, inclination is driven to drive electricity cylinder, inclination electricity cylinder to connect the form regulation system that seat forms by lateral deviation;The support system being made up of ferrum floor and support, described ferrum floor and support common supportive body framework and road simulation system;Wherein,
The most described Vertical loading electricity cylinder is mounted by means of bolts on the top panel of main body frame, is provided with two closed slides in the middle part of described main body frame side panel, and the direction of described closed slide is consistent with Vertical loading electricity cylinder axis direction;Described slide plate is connected by carriage with closed slide, the fixing connection of described slide plate top and Vertical loading electricity cylinder, described slide plate is driven can be moved up and down along closed slide direction by Vertical loading electricity cylinder, the loading of tire vertical force, the different vertical load of simulation tire is realized by the change of sledge displacement.Described axle block is mounted by means of bolts on slide plate, and described wheel shaft is arranged on inside axle block by bearing, can freely turn round wheel shaft in axle block inside.Described wheel shaft is connected with hub adapter inner flange by bolt, hub adapter outward flange is connected by bolt and six-component sensor inner flange are fixing, six-component sensor outward flange is connected with rim adapter by bolt, a rotary angle transmitter can also be fixedly mounted on described six-component sensor, for measuring the rotating speed of tested tire, described tested tire is arranged on rim adapter.Wheel shaft power connects through wheel axis drive motor, shaft coupling, right angle reductor, clutch and is transmitted to.Described axis drive motor of taking turns is positioned at the side panel back side of main body frame, it is connected with right angle reductor by shaft coupling, being provided with electromagnetic type dental inlay type clutch in the middle of described right angle reductor and wheel shaft, described clutch is in released state can do the pure rolling test etc. of tire;Clutch is in bonding state can do the test of tire braking skid, wheel shaft drive part can realize respectively tire without driving force idle running and the working condition tests such as driving, braking, and the rotating speed of tire is measured by rotary angle transmitter, simultaneously, Vertical loading and wheel shaft drive system and tire entirety can be driven to do movement in vertical direction along closed slide by Vertical loading electricity cylinder, thus realize the Vertical loading to tire;
The most described form regulation system includes rolling form regulation system and lateral deviation form regulation system;
The most described bearing block is divided into clutch shaft bearing seat, the second bearing block, the 3rd bearing block and the 4th bearing block, two ends, left and right bottom described main body frame are provided with clutch shaft bearing seat and the second bearing block, described clutch shaft bearing seat and the bottom of the second bearing block are connected by carriage with the arc-shaped guide rail of horizontal positioned, described arc-shaped guide rail is fixedly mounted on support, and clutch shaft bearing seat and the second bearing block can arcuately guide rail motions;Described lateral deviation motion electricity cylinder one end is connected through universal head with clutch shaft bearing seat or the second bearing block, and the lateral deviation motion electricity cylinder other end is arranged on the support on ferrum floor through universal head;Described lateral deviation drives electricity cylinder to promote two bearing blocks to move on arc-shaped guide rail so that two bearing blocks drive main body frame, Vertical loading and wheel shaft drive system to do arcuate movement, and resolve the lateral deviation pose adjustment of control realization tire through system;
Before the most described main body frame, two ends are respectively provided with two and roll driving electricity cylinder, roll and drive electricity cylinder two ends to be connected seat and connect with main body frame and inclination electricity cylinder through universal head respectively;During roll motion, the clutch shaft bearing seat of the left and right sides and the second bearing block line form axis of rotation, roll and drive electricity cylinder to drive main body frame along this axis oscillating, drive Vertical loading and wheel shaft drive system and tested tyre bead axis of rotation of taking turns to do roll motion, it is achieved the inclination pose adjustment of tire;
The most described rotating hub drives motor, structural framing to be arranged on ferrum floor, described determine rotating hub and be supported on crossbeam by the 3rd bearing block, described dynamic rotating hub is supported on horizontal guide rail by the 4th bearing block, and the 4th bearing block can independently move on horizontal guide rail, and described horizontal guide rail is arranged on crossbeam.Described crossbeam is arranged on structural framing through four adjustment bearings.Described correction electricity cylinder can be one or two, described correction electricity cylinder one end is arranged on crossbeam, the other end is connected by universal head and the 4th bearing block, adjusted by correction electricity cylinder and move the 4th bearing block that rotating hub is connected and move on horizontal guide rail, adjust dynamic rotating hub axis relative to the relative space position determining rotating hub axis, it is achieved steel belt tensioning and correction.Described determining rotating hub and dynamic rotating hub is connected by steel band, rotating hub drives motor to be connected with determine rotating hub through cog belt, and described rotating hub drives motor to determine rotating hub rotation by cog belt driving, thus realizes steel band rotation;Determining to be provided with between rotating hub and dynamic rotating hub submerged bearing, submerged bearing is fixedly mounted on structural framing, and submerged bearing is positioned at inside steel band, and is in the underface of tested tire, for supporting the vertical load that tire acts on steel band.This set is used for the system of simulated roadway motion and is referred to as road simulation system.
This utility model can measure the relation of six component of tire six-freedom degree kinematic parameter and ground simultaneously, this testing stand can carry out low speed, middling speed, inclination operating mode when running up, lateral deviation operating mode, vertical stiffness operating mode, the vertical sliding various working condition such as operating mode, complex conditions by simulated automotive tire in the case of not dismounting on road surface, and the performance data of the different kinds of tyre can accurately measured under each working condition under different operating modes, reduce artificial, reduce experimentation cost, reduce test influence factor.
Further, described submerged bearing includes flow transducer, pressure transducer and the water system being sequentially connected with by water lines, and described water system is for being circulated water supply to submerged bearing.
Further, described road simulation system can simulate tire high speed, middling speed or the road surface run at a low speed, particularly the highest to the mensuration degree of accuracy of each parameter when tire runs up.
Further, described main body frame is formed by Plate Welding.
Further, described clutch is electromagnetic type dental inlay type clutch.
The beneficial effects of the utility model are: can simulate tire low speed, middling speed, run up time inclination operating mode, lateral deviation operating mode, vertical stiffness operating mode, vertical sliding operating mode, complex conditions, and can accurately measure the relation of six component of six-freedom degree kinematic parameter and ground of tire under each working condition, and this utility model simple in construction, duty parameter when can run up tire carries out precise determination, reduces and is repeatedly measured the use cost brought.
Accompanying drawing explanation
Fig. 1 is the integrally-built front view of this utility model;
Fig. 2 is this utility model overall structure schematic diagram;
Fig. 3 is this utility model part-structure schematic diagram;
nullMarginal data: 1 is Vertical loading electricity cylinder,2 is main body frame,3 is closed slide,4 is slide plate,5 is tested tire,6、For six-component sensor,7 is steel band,8 is submerged bearing,9、12、24 and 35 is bearing block,10 is dynamic rotating hub,11 is correction electricity cylinder,13 is horizontal guide rail,14 is crossbeam,15 for adjusting bearing,16 is structural framing,17 is support,18 is ferrum floor,19 drive motor for rotating hub,21 is cog belt,23 for determine rotating hub,22、29、31、33、42 and 46 is universal head,25、44 drive electricity cylinder for rolling,20、26 connect seat for rolling electricity cylinder,27 is hub adapter,28 is rim adapter,30 drive electricity cylinder for lateral deviation,34 is arc-shaped guide rail,36 is wheel axis drive motor,37 is shaft coupling,38 is right angle reductor,39 is clutch,40 is wheel shaft,41 is axle block.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further details, it will be appreciated that accompanying drawing described herein illustrates basic structure of the present utility model the most in a schematic way, only in order to explain this utility model, is not used to limit this utility model.
As illustrated in the accompanying drawings from 1 to 3, a kind of testing stand for automobile tyre mechanical property testing, including following structure:
The main body frame 2 of the square box structure being made up of top panel connected vertically and side panel of Plate Welding;The Vertical loading being made up of wheel axis drive motor 36, right angle reductor 32, clutch 39, wheel shaft 40, axle block 41, hub adapter 27, six-component sensor 6, rim adapter 28, Vertical loading electricity cylinder 1, slide plate 4, closed slide 3 and wheel shaft drive system;The road simulation system being made up of rotating hub driving motor 19, cog belt 21, fixed wheel hub 23, dynamic rotating hub 10, steel band 7, submerged bearing 8, correction electricity cylinder 11, horizontal guide rail 13, crossbeam 14, adjustment bearing 15, structural framing 16;Electricity cylinder 30, bearing block 9,12,24 and 35, arc-shaped guide rail 34, inclination is driven to drive electricity cylinder 25 and 44, roll the form regulation system that electricity cylinder connection seat 20 forms by lateral deviation;The support system being made up of ferrum floor 18 and support 17.
Described Vertical loading electricity cylinder 1 is mounted by means of bolts on the top panel of main body frame 2, is provided with two closed slides 3 in the middle part of described main body frame 2 side panel, and the direction of described closed slide 3 is consistent with Vertical loading electricity cylinder 1 axis direction.Described slide plate 4 is connected by carriage with closed slide 3, described slide plate 4 top is fixing with Vertical loading electricity cylinder 1 to be connected, slide plate 4 is driven can be moved up and down along closed slide 3 direction by Vertical loading electricity cylinder 1, the loading of tire vertical force, the different vertical load of simulation tire is realized by the change of slide plate 4 displacement.
Described axle block 41 is mounted by means of bolts on slide plate 4, and wheel shaft 40 is arranged on inside axle block 41 by bearing, can be around axle block 41 axis free rotation.Wheel shaft 40 is connected with hub adapter 27 inner flange by bolt, hub adapter 27 outward flange is connected firmly with six-component sensor 26 inner flange by bolt, six-component sensor 26 outward flange is connected with rim adapter 28 by bolt, and tested tire 5 is arranged on rim adapter 28.Described axis drive motor 36 of taking turns is connected with right angle reductor 38 by shaft coupling 37, is provided with electromagnetic type dental inlay type clutch 39 in the middle of right angle reductor 38 and wheel shaft 40.The pure rolling test etc. of tire can be done when clutch 39 is in released state;Can do the test of tire braking skid when clutch 39 is in bonding state, wheel shaft drive system can realize dallying without driving force and the working condition tests such as driving, braking of tested tire 5 respectively.Meanwhile, movement in vertical direction can be done with live axle drive system and tested tire 5 entirety along closed slide 3 by Vertical loading electricity cylinder 1, thus realize the Vertical loading to tested tire 5.
Two ends, left and right bottom described main body frame 2 are provided with bearing block 24 and 35, and described bearing block 24 is connected with the arc-shaped guide rail 34 of horizontal positioned with the bottom of 35;Described lateral deviation drives electricity cylinder 30 to be connected through universal head 33 with bearing block 35, and lateral deviation drives electricity cylinder 30 to be arranged on support 32 through universal head 31;Lateral deviation drives electricity cylinder 30 impeller-hub bearing 24 and 35 to move on arc-shaped guide rail 34, drives main body frame 2, Vertical loading and wheel shaft drive system to do arcuate movement, and resolves the lateral deviation motion of the tested tire of control realization 5 through system;
Described inclination drives electricity cylinder 25 and 44 to be positioned at two ends before main body frame 2, roll and drive electricity cylinder 25 two ends to be connected seat 20 and connect with main body frame 2 and inclination electricity cylinder through universal head 29 and 22 respectively, roll and drive electricity cylinder 44 two ends to be connected seat 26 and connect with main body frame 2 and inclination electricity cylinder through universal head 46 and 42 respectively;During simulation roll motion, bearing block 24 and 35 line of the left and right sides forms axis of rotation, roll and drive electricity cylinder 25 and 44 to drive main body frame 2 along this axis oscillating, Vertical loading and wheel shaft drive system and tested tire 5 is driven to do roll motion along axis of rotation, it is achieved the inclination pose adjustment of tire.
Described rotating hub drives motor 19, structural framing 16 to be arranged on ferrum floor 18, described determine rotating hub 23 and be supported on crossbeam 14 through bearing block 9, described dynamic rotating hub 10 is supported on horizontal guide rail 13 through bearing block 12, and bearing block 12 can move on horizontal guide rail 13, and horizontal guide rail 13 is arranged on crossbeam 14.Crossbeam 14 is arranged on structural framing 16 through four adjustment bearings 15.Correction electricity cylinder 11 one end is arranged on crossbeam 14, and the other end is connected with bearing block 12.Adjust dynamic 10 liang of side shaft holders 12 of rotating hub by correction electricity cylinder 11 to move on horizontal guide rail 13, and adjust dynamic rotating hub 10 axis relative to the relative space position determining rotating hub 23 axis, thus realize steel band 7 tensioning and correction.Determine rotating hub 23 and dynamic rotating hub 10 is connected by steel band 7, rotating hub drives motor 19 to determine rotating hub 23 through cog belt 21 driving, thus realize steel band 7 and rotate, determining to be provided with between rotating hub 23 and dynamic rotating hub 10 submerged bearing 8, submerged bearing 8 is fixedly mounted on structural framing 16, submerged bearing 8 is positioned at inside steel band 7, and is in the underface of tested tire 5, acts on the vertical load on steel band 7 for supporting tested tire 5.This set is used for the system of simulated roadway motion and is referred to as road simulation system.
Described road simulation system can simulate tire high speed, middling speed or the road surface run at a low speed, particularly the highest to the mensuration degree of accuracy of each parameter when tire runs up.

Claims (5)

1. the testing stand for automobile tyre mechanical property testing, it is characterised in that described testing stand includes following structure:
The main body frame of the square box structure being made up of top panel connected vertically and side panel;The Vertical loading being made up of wheel axis drive motor, right angle reductor, clutch, axle block, wheel shaft, hub adapter, six-component sensor, rim adapter, Vertical loading electricity cylinder, slide plate, closed slide and wheel shaft drive system;By rotating hub drive motor, cog belt, dynamic rotating hub, determine rotating hub, road simulation system that steel band, submerged bearing, correction electricity cylinder, horizontal guide rail, crossbeam, adjustment bearing, structural framing form;Electricity cylinder, bearing block, arc-shaped guide rail, inclination is driven to drive electricity cylinder, inclination electricity cylinder to connect the form regulation system that seat forms by lateral deviation;The support system being made up of ferrum floor and support, described ferrum floor and support common supportive body framework and road simulation system;Wherein,
The most described Vertical loading electricity cylinder is fixedly mounted on the top panel of main body frame, is provided with two closed slides in the middle part of described main body frame side panel, and the direction of described closed slide is consistent with Vertical loading electricity cylinder axis direction;Described slide plate is connected by carriage with closed slide, and described slide plate top is fixing with Vertical loading electricity cylinder to be connected;Described axle block is fixedly mounted on slide plate, the internally installed wheel shaft of described axle block, described wheel shaft is connected with hub adapter, and described hub adapter is fixing with six-component sensor to be connected, described six-component sensor is connected with rim adapter, and described rim adapter is provided with tested tire;Described axis drive motor of taking turns is positioned at the side panel back side of main body frame, is connected with right angle reductor, and described right angle reductor is connected with clutch, and described clutch is fixing with wheel shaft to be connected, and described clutch may be at separating or bonding state;
The most described form regulation system includes rolling form regulation system and lateral deviation form regulation system;
The most described bearing block is divided into clutch shaft bearing seat, the second bearing block, the 3rd bearing block and the 4th bearing block, left and right bottom described main body frame is respectively arranged at two ends with clutch shaft bearing seat and the second bearing block, described clutch shaft bearing seat and the bottom of the second bearing block are connected by carriage with the arc-shaped guide rail of horizontal positioned, and described arc-shaped guide rail is fixedly mounted on support;Described lateral deviation drives electricity cylinder one end to be connected with clutch shaft bearing seat or the second bearing block, and the other end is connected with the support being arranged on ferrum floor;
Before the most described main body frame, two ends are respectively provided with two inclinations and drive electricity cylinder, and described inclination drives electricity cylinder two ends to be connected seat connect with main body frame and inclination electricity cylinder respectively;
The most described rotating hub drives motor, structural framing to be arranged on ferrum floor, described determine rotating hub and is supported on crossbeam by the 3rd bearing block, and described dynamic rotating hub is supported on horizontal guide rail by the 4th bearing block, and described horizontal guide rail is arranged on crossbeam;Described crossbeam is arranged on structural framing by adjusting bearing;Described correction electricity cylinder one end is arranged on crossbeam, and the other end and the 4th bearing block connect;Described determine rotating hub and dynamic rotating hub is connected by steel band, described rotating hub drives motor to be connected with determining rotating hub through cog belt, is determining to be provided with between rotating hub and dynamic rotating hub submerged bearing, and described submerged bearing is fixedly mounted on structural framing, described submerged bearing is positioned at inside steel band, and is in the underface of tested tire.
A kind of testing stand for automobile tyre mechanical property testing the most according to claim 1, it is characterized in that, described submerged bearing includes flow transducer, pressure transducer and the water system being sequentially connected with by water lines, and described water system is for being circulated water supply to submerged bearing.
A kind of testing stand for automobile tyre mechanical property testing the most according to claim 1, it is characterised in that described road simulation system simulation tire high speed, middling speed or the road surface run at a low speed.
A kind of testing stand for automobile tyre mechanical property testing the most according to claim 1, it is characterised in that described main body frame is formed by Plate Welding.
A kind of testing stand for automobile tyre mechanical property testing the most according to claim 1, it is characterised in that described clutch is electromagnetic type dental inlay type clutch.
CN201620405193.3U 2016-05-06 2016-05-06 A test bench that is used for characteristic test of motor vehicle tire mechanics Active CN205656013U (en)

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Application Number Priority Date Filing Date Title
CN201620405193.3U CN205656013U (en) 2016-05-06 2016-05-06 A test bench that is used for characteristic test of motor vehicle tire mechanics

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Application Number Priority Date Filing Date Title
CN201620405193.3U CN205656013U (en) 2016-05-06 2016-05-06 A test bench that is used for characteristic test of motor vehicle tire mechanics

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108519242A (en) * 2018-04-27 2018-09-11 安徽工程大学 A kind of automobile tire detection platform
CN109470489A (en) * 2018-09-29 2019-03-15 陕西理工大学 A kind of the electrodynamic analogy device and Road quality simulation method on multi-state road surface
CN110108506A (en) * 2019-05-17 2019-08-09 青岛科技大学 A kind of tooth-like tire of curve automatically speeds up release unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108519242A (en) * 2018-04-27 2018-09-11 安徽工程大学 A kind of automobile tire detection platform
CN108519242B (en) * 2018-04-27 2019-11-19 安徽工程大学 A kind of automobile tire detection platform
CN109470489A (en) * 2018-09-29 2019-03-15 陕西理工大学 A kind of the electrodynamic analogy device and Road quality simulation method on multi-state road surface
CN110108506A (en) * 2019-05-17 2019-08-09 青岛科技大学 A kind of tooth-like tire of curve automatically speeds up release unit

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