EP3692353A2 - Ensemble de tambour de roulement pour banc d'essai et banc d'essai pourvu de l'ensemble de tambour de roulement - Google Patents

Ensemble de tambour de roulement pour banc d'essai et banc d'essai pourvu de l'ensemble de tambour de roulement

Info

Publication number
EP3692353A2
EP3692353A2 EP18768868.4A EP18768868A EP3692353A2 EP 3692353 A2 EP3692353 A2 EP 3692353A2 EP 18768868 A EP18768868 A EP 18768868A EP 3692353 A2 EP3692353 A2 EP 3692353A2
Authority
EP
European Patent Office
Prior art keywords
drum
drum body
running
carrier
piston rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18768868.4A
Other languages
German (de)
English (en)
Inventor
Roland BÖSL
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of EP3692353A2 publication Critical patent/EP3692353A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G01M17/06—Steering behaviour; Rolling behaviour
    • G01M17/065—Steering behaviour; Rolling behaviour the vehicle wheels co-operating with rotatable rolls
    • 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
    • G01M17/0072—Wheeled or endless-tracked vehicles the wheels of the vehicle co-operating with rotatable rolls
    • G01M17/0074—Details, e.g. roller construction, vehicle restraining devices
    • 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
    • G01M17/02—Tyres
    • G01M17/022—Tyres the tyre co-operating with rotatable rolls

Definitions

  • the invention relates to a running drum arrangement for a test stand having the features of the preamble of claim 1. Furthermore, the invention relates to a test stand with the Lauftrommelan extract.
  • Running drums High-frequency excitations are generated, for example, by road-like drum surfaces.
  • the running drum is usually rotatably supported by a shaft.
  • the document DE 10 2006 01 703 A1 which is probably the closest prior art, describes a test device for a vehicle wheel with a wheel test spindle, which supports the wheel and a wheel mounted on the tire during rotation; a road simulation drum having an outer surface contacted by the tire having a pothole recess formed on the outer surface; and a motor that rotates the road simulation drum and causes rotation of tire and wheel on the wheel test spindle, rollers against the outer surface of the road simulation drum, and through the pothole pit to simulate rolling of tire and wheel over a pothole in a road.
  • the invention has for its object to provide a running drum assembly for a test stand, which is characterized by an improved test concept.
  • the invention relates to a running drum arrangement which is designed and / or suitable for a test stand.
  • the running drum arrangement is used in particular for roadway simulations for a vehicle tire.
  • the running drum arrangement preferably serves to simulate short-wave and / or long-wave disturbances of the vehicle tire.
  • a test load can be applied to the vehicle tire via the running drum arrangement, so that, for example, a wheel contact force is simulated.
  • the running drum assembly has a drum body.
  • the drum body in particular has the function of simulating a road surface.
  • the drum body has a cylindrical shape.
  • the drum body has on its outer circumference on a tread, which is designed to rest for the vehicle tire and / or is suitable.
  • the running surface is formed by the cylinder jacket outer surface of the drum body.
  • the drum body may have a drum pad, wherein the drum pad is applied to the tread.
  • the drum covering may be formed as a road surface or a steel covering.
  • the drum body may have at least or exactly one impact strip, which is applied to the tread.
  • the drum pad and / or the at least one blow bar serve to generate the short-wave disturbances during the simulation operation.
  • the running drum assembly has a base frame.
  • the drum body is movable relative to the base frame, wherein the base frame preferably remains stationary.
  • the vehicle tire and / or the drum body are movable relative to each other, wherein the base frame preferably remains stationary.
  • the base frame is an integral part of the test bench.
  • the base frame can for example stand firmly on a level surface.
  • the base frame has an axle portion, wherein the drum body is mounted rotatably relative to a rotational axis to the axle portion.
  • the drum body rotates about the axis of rotation, whereby the axle section preferably stationary remains.
  • the base frame has a first and a second carrier section, wherein the axle section connects the two carrier sections with one another.
  • the axle portion is formed as a Jochlini.
  • the two carrier sections each extend in a radial plane with respect to the axis of rotation.
  • the axle section defines the axis of rotation with its longitudinal axis.
  • the running drum arrangement has at least or exactly one adjusting actuator, which is designed and / or suitable for the radial movement of the drum body with respect to the axis of rotation.
  • the drum body is moved via the adjusting actuator in the radial direction with respect to the axis of rotation, so that preferably the long-wave disturbance is generated.
  • the adjusting actuator generates a dynamic movement, so that the drum body and thus the vehicle tire is pulsed in the radial direction.
  • the running drum arrangement has exactly one adjusting actuator.
  • the running drum arrangement can have at least one further adjusting actuator.
  • the advantage of the invention is that, alternatively or optionally in addition to the short-wave disturbances, long-wave interference or a pulsed running drum arrangement is implemented by the adjusting actuator.
  • the test concept of the running drum arrangement is improved, wherein a simple and cost-effective implementation of the test concept can be realized by the inventive design.
  • Another advantage of the invention is that in addition the reaction moments and / or synchronization problems can be avoided or at least significantly reduced.
  • the adjusting actuator is designed as a hydraulic pulse cylinder.
  • the adjusting actuator is designed as an electric or a hydraulic hydropulse cylinder.
  • the drum body in particular in the coarse mold, designed as a hollow cylinder, wherein the adjusting actuator in the axial and / or radial direction with respect to the axis of rotation in the area a cylinder opening of the drum body is arranged.
  • the adjusting actuator and / or the further adjusting actuator is arranged in the axial direction within the cylinder opening.
  • the adjusting actuator is arranged centrally with respect to the axis of rotation between the two support sections.
  • the drum body can thus rest on the axle section via the adjusting actuator and / or the further adjusting actuator within the cylinder opening.
  • the adjusting actuator and / or the further adjusting actuator can be arranged in the axial direction with respect to the axis of rotation outside the cylinder opening.
  • the drum body can thus rest on both sides over the adjusting actuator and the further adjusting actuator outside the cylinder opening on the axle section.
  • the two-sided arrangement of Stellaktuatoren outside the drum body results in a particularly stable construction.
  • the running drum arrangement has a drum carrier.
  • the drum carrier and / or the first bearing device is arranged coaxially and / or concentrically with the axis of rotation.
  • the drum carrier is formed as a hollow cylinder, wherein the axle section preferably extends at least partially within the drum carrier in the axial direction.
  • the adjusting actuator is supported on the one hand on the axle portion and on the other hand on the drum carrier, so that the drum carrier is movable relative to the base frame by the adjusting actuator.
  • the adjusting actuator bears against a radial inner side of the drum carrier.
  • the adjusting actuator is arranged in the radial and / or in the axial direction with respect to the axis of rotation within the drum carrier.
  • the running drum arrangement has a first bearing device, wherein the drum body is mounted rotatably in the direction of rotation with respect to the axis of rotation via the first bearing device, preferably without play, on the drum carrier.
  • the first bearing device serves for radial and / or axial mounting of the drum body with respect to the axis of rotation.
  • the bearing device is designed as at least or exactly one rolling bearing.
  • the rolling bearing is designed as a roller bearing or a ball bearing.
  • the bearing device has exactly two rolling bearings, wherein the drum body is supported on both sides via a rolling bearing on the drum carrier.
  • the bearing device can also be designed as at least or exactly a plain bearing.
  • the arrangement of the Stellaktuators within the drum carrier of the drum body can be moved with the drum carrier in the radial direction, at the same time a rotation of the drum body is made possible.
  • Another advantage is also that the adjusting actuator only has to move the drum carrier and the drum body, whereby the moving mass is limited mainly to the drum carrier and the drum body.
  • the life and / or maintenance of Stellaktuators can be significantly improved.
  • the adjusting actuator has a piston rod, wherein the piston rod is linearly guided along a movement axis.
  • the axis of movement intersects the axis of rotation at right angles, preferably at right angles an angle deviation of +/- 10 degrees is included.
  • the piston rod is connected to the drum carrier, so that the drum carrier is movable in the axial direction with respect to the axis of movement.
  • the piston rod defines the axis of movement with its longitudinal axis.
  • the piston rod is connected to the drum carrier on two diametrically opposite sides.
  • a piston stroke of the piston rod is transmitted directly to the drum carrier.
  • the drum carrier is supported particularly preferably exclusively via the piston rod on the axle section and / or is held exclusively by the piston rod.
  • the drum carrier has at least one piston rod receptacle.
  • the drum carrier on two of the piston rod receptacles, wherein the two piston rod receptacles are arranged coaxially and / or concentrically to the movement axis.
  • the piston rod is arranged with a first axial end portion in a first piston rod receptacle and / or with a second axial end portion in a second piston rod receptacle.
  • the piston rod is fixed in the piston rod holder, so that the piston rod is firmly connected to the drum carrier.
  • the piston rod receptacle is formed, for example, as a cylindrical recess or bore.
  • the piston rod can be positively and / or frictionally and / or non-positively and / or materially connected to the piston rod receptacle.
  • the running drum arrangement has a second storage facility.
  • the second bearing device serves for the axial guidance of the drum carrier with respect to the movement axis.
  • the second bearing device has at least or exactly one linear bearing, so that the drum carrier is straight in the axial direction with respect to the movement axis.
  • the linear bearing may be formed as a linear roller bearing and / or as a linear sliding bearing.
  • the second bearing device can have at least or exactly one guide rail.
  • the drum carrier is mounted linearly relative to the base frame via the second bearing device in the axial direction with respect to the movement axis.
  • the drum carrier is preferably mounted on the first and / or the second carrier section.
  • the drum body is supported via the second bearing device in the axial direction with respect to the axis of rotation on the first and / or the second support portion.
  • the axle section has an actuator mount.
  • the actuator holder is arranged coaxially and / or concentrically to the movement axis.
  • the actuator receptacle may be formed, for example, as a breakthrough or a bore or a depression in the axle section.
  • the adjusting actuator is fixedly connected to the axle portion, wherein the adjusting actuator, in particular in relation to the axis of rotation and / or the axis of movement is fixed in the Aktuatorau.
  • the adjusting actuator can be accommodated positively and / or frictionally and / or non-positively and / or cohesively in the Aktuatorau.
  • the adjusting actuator Due to the fixed connection of the adjusting actuator with the axle section, a very high rigidity of the system is achieved. Furthermore, can be dispensed with a drum shaft by the inventive design of the tread drum assembly, so that the rigidity of the system is further increased. Thus, the overall stiffness of the tread assembly can be significantly increased, thereby significantly improving the performance of the tread assembly.
  • the running drum arrangement has a drive device which is designed and / or suitable for driving the drum body in the direction of rotation in relation to the axis of rotation.
  • the drive device is drivingly connected to the drum body, wherein the drive means comprises a motor for generating a drive torque and a transmission means for transmitting the drive torque.
  • the motor is designed as an electric motor.
  • the transmission means may preferably as a
  • a torque path preferably during operation of the roller arrangement, extends from the motor to the drum body via the transmission means.
  • the drive torque can be transmitted directly to the transmission means.
  • the drive torque can be transmitted via a gear unit to the transmission means, wherein preferably a translation or a reduction of the drive torque can be carried out by the transmission device.
  • the drive device is designed as a friction wheel drive, wherein the transmission means is designed as a friction wheel.
  • the friction wheel is supported directly on the drum body, so that a frictional and / or non-positive connection between the friction wheel and the drum body is formed.
  • the drive device is designed as a traction mechanism drive, wherein the transmission means is designed as a traction means.
  • the traction means is designed as a V-belt or a toothed belt or a flat belt or a chain.
  • the traction means is technically connected to the drum body and the motor, so that preferably a non-positive and / or positive traction drive between the drive means and the drum body is formed.
  • the drive device is arranged within the drum body.
  • the drive device is arranged in a construction space of the drum body.
  • the space in the radial direction on the one hand by a radial inner side of the drum body and on the other hand by a radial Au .seite the drum support is limited.
  • the drum body with respect to the axis of rotation at least or exactly have a radially inwardly directed board.
  • the space is preferably limited in the axial direction with respect to the axis of rotation by the board.
  • the drum body on exactly two of the shelves wherein the space is limited in the axial direction with respect to the axis of rotation on both sides by the two shelves.
  • the transmission means is operatively connected to an inner side of the drum body, in particular within the installation space.
  • the transmission means can be in operative connection with an inner circumference of the drum body.
  • the transfer means is in operative connection with an inner side of at least one of the two shelves.
  • the arrangement of the drive means within the drum body thus a particularly compact design of the tread drum assembly is proposed.
  • the drive means is arranged outside the drum body, wherein the transmission means is operatively connected to an outside of the drum body.
  • the transmission means may be in operative connection with an outside of at least one of the two shelves.
  • the transfer means is in operative connection with the running surface of the drum body.
  • test bench is designed as a tire test bench or a chassis dynamometer.
  • chassis dynamometer for testing complete vehicles and / or vehicle components, such.
  • the test stand has at least or exactly one further running drum arrangement.
  • the further running drum arrangement is preferably designed like the running drum arrangement already described above.
  • the test stand has exactly one further running drum arrangement, wherein the test stand is thus preferably designed to receive a vehicle axle.
  • the test bench has more than two, in particular more than four of the running drum arrangements.
  • the test bench can have exactly three of the other running drum arrangements, the test stand thus preferably being designed to receive a complete vehicle.
  • FIG. 1 shows a test stand with a running drum arrangement in a simplified schematic representation
  • FIG. 2 shows the running drum arrangement with a second bearing device in the same representation as FIG. 1;
  • Figure 3 shows in an axial view with respect to a rotation axis the
  • FIG. 4 shows the running drum arrangement with a drive device in the same representation as FIG. 1.
  • FIG. 1 shows a test stand 1 with a running drum arrangement 2 in a simplified schematic representation.
  • the test bench 1 is designed for example as a tire or rolling test bench.
  • the tread drum assembly 2 is used for roadway simulation for a vehicle tire for preferably different speeds.
  • the running drum assembly 2 serves to generate entertaining and / or boring disturbances of the vehicle tire during a simulation operation.
  • the test rig 1 designed as a rolling test rig can have at least one further running drum arrangement 2 configured in this way.
  • the running drum assembly 2 has a base frame 3, wherein the base frame 3 has a first support portion 4a and a second support portion 4b.
  • the two support sections 4a, b are connected to one another via an axle section 5, wherein the axle section 5 defines an axis of rotation R with its longitudinal axis.
  • the two support sections 4a, b each extend in a radial plane with respect to the rotation axis R.
  • the axle section 5 is designed, for example, as a yoke support, the two support sections 4a, b being integrated directly over the axle section 5, for example from a common casting , or in one piece, for example via a welded joint, can be connected to each other.
  • the base frame 3 is, for example, on a flat surface and / or is fixed to the frame connected to a frame of the test bench 1. Furthermore, the running drum arrangement 2 has a drum body 6, a drum carrier 7, a first storage device 8 and a setting actuator 9.
  • the drum body 6 and the drum carrier 7 are arranged coaxially and / or concentrically with respect to the axis of rotation R to each other.
  • the drum body 6 and the drum carrier 7 are for this purpose at least approximately each formed as a hollow cylinder, wherein the drum carrier 7 is arranged radially with respect to the axis of rotation R within a cylinder opening 10 of the drum body 6.
  • the axle section 5 extends in the axial direction with respect to the rotation axis R at least in sections within a further cylinder opening 11 of the drum carrier 7.
  • the first bearing means 8 for radial and / or axial support of the drum body 6 relative to the drum carrier 7.
  • the drum body 6 is rotatably supported via the first bearing means 8 in the circumferential direction with respect to the rotation axis R, wherein the drum carrier 7 during a Rotation of the drum body 6 stationary remains.
  • the drum body 6 has a first and a second radially inboard directed board section 6a, b, wherein the two board sections 6a, b a space
  • the first bearing device 8 comprises two rolling bearings 8a, b, wherein the first board section 6a is supported on the drum carrier 7 via the first rolling bearing 8a and wherein the second board section 6b is supported on the drum carrier 7 via the second rolling bearing 8b.
  • the two rolling bearings are designed as ball bearings or cylindrical roller bearings.
  • the two rolling bearings 8a, b are arranged coaxially and / or concentrically with the axis of rotation R.
  • the drum body 6 is mounted on the drum carrier 7 without play via the first bearing device 8.
  • the drum body 6 has a running surface 13, wherein the running surface 13 is formed by a cylindrical outer surface of the drum body 6.
  • drum pad 14 is used in particular for contact with the vehicle tire.
  • a drum pad 14 for example, a road surface applied.
  • the drum pad 14 is used in particular for the simulation of a road surface, wherein rolling of an operation of the running drum assembly 2 of the vehicle tires on the tread 13 and the drum pad 14, respectively.
  • the adjusting actuator 9 is designed as a hydraulic pulse cylinder and has a piston rod 15.
  • the piston rod 15 is linearly movable relative to the axle section 5 in the axial direction along a movement axis B, the axle section 5 remaining stationary.
  • the piston rod 15 defines in particular with its longitudinal axis, the movement axis B, wherein the movement axis B in a
  • the axle section 5 has an actuator receptacle 16, wherein the adjusting actuator 9 is received in the actuator receptacle 16 against rotation.
  • the actuator receptacle 16 is formed as a breakthrough or a bore, wherein the Stellaktuator 9 is arranged in the axial direction with respect to the axis of rotation R and / or axis of movement B positively and / or non-positively.
  • the drum carrier 7 has a first and a second piston rod receptacle 7a, b, wherein the two piston rod receivers 7a, b are arranged diametrically opposite one another with respect to the axis of rotation R.
  • a first axial end portion 15a of the piston rod 15 is received in the first piston rod receiver 7a, and a second axial end portion 15b of the piston rod 15 is received in the second piston rod receiver 7b.
  • the two end portions 15 a, b are fixed in the respective piston rod receptacle 7 a, b, so that the piston rod 15 is fixedly connected to the drum carrier 7.
  • FIG. 2 shows in the same representation as FIG. 1 the running drum arrangement 2, wherein the running drum arrangement 2 has a second storage device 17.
  • the second bearing device 17 serves to guide the drum carrier 7 in the axial direction with respect to the movement axis B and has for this purpose a plurality of linear bearings 17a and guide rails 17b.
  • the linear bearings 17a are formed as guide carriages.
  • the guide rails 17b are for example fixedly connected to the first and the second support portion 4a, b and extend parallel to the movement axis B.
  • the linear bearings 17a are preferably arranged on both sides on an annular base of the drum support 7, wherein the guide rails 17b in the associated linear bearings 17a are included.
  • the linear bearings 1 7a slide along the guide rails 17b.
  • the drum carrier 7 is straight in the axial direction with respect to the movement axis B via the second bearing means 17 during the piston stroke.
  • FIG. 3 shows the running drum arrangement 2, FIG. 2, in an axial view with respect to the axis of rotation R.
  • the second storage device 17 has exactly four of the linear bearings 17a and two of the guide rails 17b on each side.
  • the two guide rails 17b are arranged at a distance from each other so that the axle section 5 is arranged between the two guide rails 17b.
  • the drum body 6 and the drum carrier 7 are formed as a simple hollow cylinder, wherein the first bearing device 8 is arranged radially with respect to the rotation axis R between the drum body 6 and the drum carrier 7.
  • the first bearing device 8 is supported on the one hand on an inner periphery of the drum body 6 and on the other hand on an outer periphery of the drum support 7.
  • FIG. 4 shows the running drum arrangement 2 in the same illustration as in FIG. 1, the running drum arrangement 2 having a drive device 18.
  • the drive device 18 serves to drive the drum body 6, wherein the drive device 18 for this purpose drive technology is connected to the drum body 6.
  • the drive device 18 has a motor 18a, for example an electric motor, and a transmission means 18b.
  • the motor 18 a generates a drive torque, which is transmitted to the drum body 6 via the transmission means 18 b, so that the drum body 6 is driven in the direction of rotation with respect to the rotation axis R.
  • the drive device 18 is formed in the embodiment shown as a belt drive, wherein the transmission means 18b as a traction means, such as a belt or a chain, etc., is formed.
  • the drive device 18 is disposed within the installation space 12, wherein the installation space 12 is limited in the radial direction with respect to the axis of rotation R on the one hand by the drum carrier 7 and on the other hand by the drum body 6.
  • the transmission means 18b is in operative connection with an inner side of the first board section 6a and serves, for example, for the transmission-technical connection of the drum body 6 to the motor 18a.
  • a non-positive or a positive traction mechanism between the motor 18a and the drum body 6 can be realized.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tyre Moulding (AREA)
  • Testing Of Balance (AREA)

Abstract

Pour qualifier les problèmes de bruit et de confort, des excitations les plus réalistes possible sont injectées dans des pneus roulants par le biais de tambours de roulement. Des excitations à haute fréquence sont générées, par exemple, par des surfaces de tambour similaires à celles d'une route. Le tambour de roulement est généralement supporté de manière rotative par un arbre. Un tambour de roulement (2) destiné à un banc d'essai (1) est pourvu d'un corps de tambour (6). Le corps de tambour (6) comporte sur sa périphérie extérieure (13) une surface de roulement destinée à venir en appui sur un pneu de véhicule, et un cadre de base (3), le cadre de base (3) comportant une partie essieu (5). Le corps de tambour (6) est supporté de manière rotative par rapport à la partie essieu (5) par référence à un axe de rotation (R) et l'ensemble de tambour de roulement (2) comprend au moins un actionneur de commande (9) permettant un mouvement radial du corps de tambour (6) par rapport à la partie essieu (5)
EP18768868.4A 2017-10-06 2018-09-11 Ensemble de tambour de roulement pour banc d'essai et banc d'essai pourvu de l'ensemble de tambour de roulement Withdrawn EP3692353A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017217816.7A DE102017217816A1 (de) 2017-10-06 2017-10-06 Lauftrommelanordnung für einen Prüfstand sowie Prüfstand mit der Lauftrommelanordnung
PCT/EP2018/074360 WO2019068425A2 (fr) 2017-10-06 2018-09-11 Ensemble de tambour de roulement pour banc d'essai et banc d'essai pourvu de l'ensemble de tambour de roulement

Publications (1)

Publication Number Publication Date
EP3692353A2 true EP3692353A2 (fr) 2020-08-12

Family

ID=63556341

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18768868.4A Withdrawn EP3692353A2 (fr) 2017-10-06 2018-09-11 Ensemble de tambour de roulement pour banc d'essai et banc d'essai pourvu de l'ensemble de tambour de roulement

Country Status (3)

Country Link
EP (1) EP3692353A2 (fr)
DE (1) DE102017217816A1 (fr)
WO (1) WO2019068425A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111537334A (zh) * 2020-04-03 2020-08-14 青岛海亿特机电科技发展有限公司 一种全自动转鼓试验机
DE102020209547A1 (de) 2020-07-29 2022-02-03 Zf Friedrichshafen Ag Lauftrommelanordnung für einen Reifenprüfstand, Reifenprüfstand und Verfahren zum Prüfen von Fahrzeugreifen
CN112729867B (zh) * 2020-12-24 2022-08-23 北京国家新能源汽车技术创新中心有限公司 一种转鼓以及测功机

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Publication number Priority date Publication date Assignee Title
DE695362C (de) * 1938-04-13 1940-08-23 Carl Schenck Eisengiesserei Pruefstand fuer Kraftfahrzeuge
DE735997C (de) * 1941-11-25 1943-06-03 Carl Schenck Maschinenfabrik D Lauftrommel fuer Fahrzeugpruefstaende
DE1648720B1 (de) * 1967-10-07 1972-04-27 Schenck Gmbh Carl Pruefstand zur Pruefung von Fahrzeugen
DE3744631A1 (de) * 1987-12-31 1989-07-13 Friedrich Prof Dr Ing Klinger Verfahren und vorrichtung zur durchfuehrung von lebensdaueruntersuchungen an fahrzeugen
US5111687A (en) * 1990-11-26 1992-05-12 Standards Testing Laboratories, Inc. Roadwheel for tire testing apparatus
DE4209581A1 (de) * 1992-03-25 1992-08-13 Hartmut Dipl Ing Dr Te Bathelt Kraftfahrzeugpruefstand
DE10120294A1 (de) * 2001-04-25 2002-10-31 Maha Gmbh & Co Kg Rollenprüfstand für Kraftfahrzeuge
US7197920B2 (en) 2005-04-05 2007-04-03 Ford Global Technologies, Llc Test apparatus for accelerated wheel and suspension component structural durability
DE102008008061B4 (de) * 2008-02-01 2018-05-30 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Prüfstand
CN203719921U (zh) * 2014-02-18 2014-07-16 吉林大学 一种消除内转鼓模拟路面变形的装置
JP6282198B2 (ja) * 2014-08-27 2018-02-21 株式会社神戸製鋼所 タイヤユニフォミティ試験機及びタイヤユニフォミティ測定方法

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Publication number Publication date
WO2019068425A2 (fr) 2019-04-11
WO2019068425A3 (fr) 2020-04-23
DE102017217816A1 (de) 2019-04-11

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