170 results about "Wheel alignment" patented technology

The invention provides a calibration assembly and a four-wheel positioning calibration device.The calibration assembly comprises a calibration base body and a plurality of calibration assemblies, the calibration base body defines at least two calibration directions parallel to the calibration base body, the calibration assemblies are arranged on the calibration base body, and projections of the calibration assemblies in the calibration directions do not coincide with one another; and the heights of the plurality of calibration assemblies on the calibration seat body are different. According to the technical scheme, the calibration seat body is provided with the plurality of calibration assemblies of which the projections in the calibration direction do not coincide, so that the four-wheel positioning measurement device can obtain the images of the plurality of calibration assemblies in the calibration direction, and the images of the plurality of calibration assemblies can provide more coordinate values for mutual calibration; therefore, the accuracy of the calibration result is improved, and the accuracy of the tire positioning information detected by the four-wheel positioning measurement device is further improved.

The invention discloses a storage and transfer RGV trolley for railway vehicle wheels. The storage and transfer RGV trolley comprises a conveying rail of a profile steel structure; the RGV body comprises a steel structure body, a driving mechanism and a wheel vertical storage rack, and the steel structure body is arranged on the conveying track in a sliding mode; the driving mechanism is arranged between the steel structure vehicle body and the conveying track and used for driving the steel structure vehicle body to move along the conveying track, and the vertical wheel storage rack is arranged on the steel structure vehicle body and used for storing a plurality of vertically-placed wheels; and the positioning control system is used for detecting the position of the RGV body and controlling the driving mechanism to start and stop. The technical effects are as follows: automatic transfer can be realized, and high efficiency is achieved; the structure is simple and the cost is lower; more wheels can be placed and transferred, the wheels can be prevented from toppling and bumping, the stability is higher, and the transferring process is safer; a conveying line is easier to adjust and modify, and the flexibility is good; various wheels with different diameters and different thicknesses can be stored, and the adaptability is better.

A vehicle control system for a vehicle with steer-by-wire steering may include a road wheel actuator operably coupled to a road wheel of the vehicle to position the road wheel based to a road wheel angle based on a target angle, a feedback actuator operably coupled to a steering wheel of the vehicle to generate the target angle based on a steering wheel angle and to generate feedback to an operator of the vehicle, a sensor network comprising sensors to detect the steering wheel angle and the road wheel angle, a display disposed in the vehicle to be visible to the operator of the vehicle during vehicle operation, and a controller for determining when a misalignment exists between the road wheel angle and the steering wheel angle and providing a visual indication of the misalignment on the display.

A load handling device is disclosed for lifting and moving containers stacked in a storage system having a grid structure. The load handling device includes a container receiving space; a lifting mechanism arranged to lift a container; a vehicle body; a wheel assembly arranged to support the vehicle body, the wheel assembly having a first set of wheels and a second set of wheels; and a drive mechanism for selectively driving rotation of the first set of wheels and the second set of wheels. Each wheel includes a wheel positioning mechanism configured to rotate the wheel about a respective second axis of rotation to selectively lower or raise the first set of wheels or the second set of wheels to selectively engage or disengage the first set of wheels with a first set of grid members or the second set of wheels with a second set of grid members.

This invention discloses a calibration unit for a constant velocity universal four-wheel alignment instrument with a hinged rod, belonging to the field of transportation technology. It includes a unit base, a drive motor mounted on one side of the unit base, a constant velocity rotating seat mounted above the unit base, a kingpin assembly mounted above the constant velocity rotating seat, half-shaft assemblies snapped onto both sides of the kingpin assembly, and angle adjustment assemblies sleeved above the kingpin assembly. Two angle adjustment assemblies are included, each comprising an angle adjustment base, an angle adjustment drive arm, an angle adjustment hinge plate, an angle adjustment kingpin sleeve, and an angle adjustment lever. The upper surface of the unit base is movably connected to the lower surface of the angle adjustment base. The inner side of the angle adjustment base is fitted to one end of the angle adjustment drive arm, and the other end of the angle adjustment drive arm is connected to the angle adjustment lever. The end of the angle adjustment lever away from the angle adjustment drive arm is connected to the angle adjustment hinge plate, and the inner side of the angle adjustment hinge plate is connected to the angle adjustment kingpin sleeve. This invention uses a constant velocity universal joint with a hinged rod, improving measurement accuracy.

Described herein is a process for mounting a tire onto a wheel. The process comprises positioning the tire in respect to the wheel such that a first arc of the bottom bead extends between the wheel's top and bottom bead seats. Next, two fingers are placed in contact with the bottom bead at locations immediately adjacent to opposing ends of the first are of the bottom bead. The first finger rotates about the central axis in a rotational direction away from the first arc of the bottom bead while applying a force in a direction of the bottom bead to advance all of the bottom bead below the top bead seat. These steps are repeated with the top bead to advance all of the top bead below the top bead seat. During the process, the first finger and the second finger may not contact any portion of the wheel

The invention relates to a method for operating a steer-by-wire steering system (1), wherein the steer-by-wire steering system (1) has a first control path (3) and a second control path (4), wherein the first control path (3) has a first position controller (5), a first power electronics unit (6) and a first electric motor (7), and the second control path (4) has a second position controller (8), a second power electronics unit (9) and a second electric motor (10), wherein a first target position (SP1) is specified to the first position controller (3) and a second target position (SP2) is specified to the second position controller (8), wherein at least situationally the two control paths (3, 4) operate in a master-master mode, wherein the two position controllers (5, 8) have at least an integral component, and wherein the two electric motors (7, 10) move a wheel positioning unit.wherein in the area of ​​a neutral position of the wheel positioning unit, a periodic signal (S1, S2) with alternating signs is added to the first target position (SP1) and the second target position (SP2) in master-master operation, as well as a steer-by-wire steering system (1).

1. The name of the design product: double track flaw detector single probe wheel alignment structure. 2. The use of the design product: for ultrasonic flaw detection of steel rails in railway infrastructure. 3. The design features of the design product: in the frame structure. 4. The picture or photo that best indicates the design features: perspective view.

1. The name of the design product: automobile four-wheel alignment instrument lamp shell (leaf-shaped shell). 2. The use of the design product: the design product is used for automobile four-wheel alignment instrument lamp shell. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model relates to the field of automobile maintenance, in particular to a gantry four-wheel positioning lifting machine which comprises two fixed stand columns, an approach bridge and a lifting module, the two fixed stand columns are symmetrically arranged, the bottoms of the two fixed stand columns are fixedly connected with fixed bases, the tops of the two fixed stand columns are fixedly connected through a connecting base, and the connecting base is fixedly connected with the approach bridge. A main engine oil cylinder and an auxiliary engine oil cylinder are arranged on the inner sides of the two fixing stand columns correspondingly, an electric control hydraulic pump station is arranged at the right ends of the surfaces of the fixing stand columns, and the lower ends of the safety clamping blocks are connected with small air cylinders through connecting rod structures. The movable table is of a movable structure, so that the movable table slides towards the inner side, the movable table is flush with the workbenches on the two sides, fixing is achieved through connection of the manual bolt rods and the bolt holes, and therefore in the maintenance operation of the battery pack of the new energy automobile, the manual bolt rods are pulled out, the movable table can slide towards the outer side, and the movable table is fixed. And the operation space of the chassis is increased, different use requirements can be met conveniently, and practicability is improved.

A device for measuring the eccentric angle of an automobile steering wheel relates to equipment for determining the deviation angle through centering detection of the automobile steering wheel and a front wheel and comprises a sliding groove pulling plate, an electronic level meter and a steering wheel clamping groove, the sliding groove pulling plate comprises a lower pulling plate, a left clamping groove, a right clamping groove, an upper sliding plate and a lower pulling plate plug, and the right clamping groove is fixedly formed in one end of the upper sliding plate; the lower pulling plate is arranged in the lower sliding plate clamping groove in a sliding mode, and a left clamping groove and a lower pulling plate plug are fixedly arranged at the tail end of the lower pulling plate. The electronic level meter comprises an electronic level meter button, an electronic level meter fixing knob and an electronic level meter; the electronic level meter is arranged in the sliding chute of the upper sliding plate in a sliding manner; the steering wheel clamping groove comprises a left clamping groove, a right clamping groove, a clamping screw rod, a steering wheel pressing plate and a screw rod knob; according to the invention, the problems of easy omission of tools, many splicing actions, easy damage of fixed parts and inaccurate eccentricity measurement results in the existing manual simple tool measurement are solved, and the problems of higher cost caused by the need of various devices for measuring the steering wheel by adopting a steering force meter and only measurement of a single type of vehicle steering wheel are solved; the method has the advantages that a single tool is used for measurement, steering wheels of different sizes can be adapted, the steering wheel deviation degree can be visually obtained, and accurate adjustment is facilitated.

The invention discloses a wheel alignment adjuster 200 for a vehicle having a vehicle body 104 including a chassis frame and a steering system connecting to wheels 106a, 106b A coupling Arm 100 is mounted on the vehicle body 104 and connects the wheel 106a, 106b of the vehicle with the vehicle body 104. The wheel alignment adjuster 200 includes a cam screw 101 having an eccentric slot 101a and a cylindrical holder 102, wherein the cam screw 101 is in bolted connection with the cylindrical holder 102. The wheel alignment adjuster 200 is mounted on the vehicle body 104 and is rotated about central axis of the eccentric slot 101a for wheel alignment correction. The invention provides a compact, simplified and cost-effective solution for wheel alignment as well as vehicle chassis, steering column and / or trailing arm 105 orientation correction for a vehicle.

The invention relates to a tire repair device (10) for attachment to a vehicle wheel (11) mounted to a vehicle by means of a wheel nut or a wheel bolt (104). The tyre repair device (10) comprises:-a carrier element (16) associated with a central axis (A) and a circumferential direction (U) and having a side face (18) facing the wheel and a side face (20) facing away from the wheel,-a compressor (22) fastened to the carrier element (16),-drive means (23) for the compressor (22) operatively connected to the compressor (22), the invention relates to a vehicle wheel (11) to be repaired, comprising a compressor (22), a sealant container (60) containing a tire sealant, the compressor (22) being fluidly connected to the sealant container (60), a connecting line (12) designed to be fluidly connected to the sealant container (60) and to a tire of the vehicle wheel (11) to be repaired, and a plurality of pin-shaped retaining elements (88) each having a fastening end (90) and a free end (92), the retaining elements (88) are connected at their fastening ends (90) to the carrier element (16) and extend from a tire-facing side (18) of the carrier element (16) along a longitudinal axis (L) parallel to the central axis (A) and are spaced apart from one another in the circumferential direction (U), the position of the pin-shaped retaining elements (88) at least substantially corresponding to the position of a control hole (100) in the vehicle wheel (11), and the retaining elements (88) are arranged in the circumferential direction (U). The control holes (100) extend parallel to the central axis (A) into the vehicle wheel (11), each located between the two holes (102) for the wheel bolt (104) and for wheel positioning, and wherein each pin-shaped retaining element (88) can be inserted into one of the control holes (100) in the vehicle wheel (11) in order to adhere, clamp or interlock-fasten the tire repair device (10) to the vehicle wheel (11).

The utility model discloses a quartz stone plate stacking and transferring trolley which comprises a trolley plate, mounting frames are installed at the two ends of the trolley plate, inserting holes are formed in the mounting frames, mounting holes are formed in the surface of the trolley plate, part bins are installed on the two sides of the trolley plate, and wheels are connected to the lower end of the trolley plate. The positioning rod is arranged in the mounting hole, a threaded seat is arranged at the lower end of the positioning rod, and a gasket mechanism is connected to the positioning rod; the insertion piece is arranged in the insertion hole, a universal joint is installed at the upper end of the insertion piece, a pull rod is connected to the universal joint, and a pull handle is installed on the pull rod. According to the utility model, the threaded seats on the positioning rods are in threaded connection with the mounting holes, so that the positioning rods can be flexibly mounted, and the plurality of groups of flexibly arranged mounting holes can assist the flexible mounting of the positioning rods, thereby being capable of adapting to quartz stone plates with more sizes.

The utility model discloses a quick clamping fixture for a hook-pressing hub type automobile chassis. The quick clamping fixture comprises a fixture body and a hub quick fastening mechanism, the clamp body comprises a fixing base used for abutting against a wheel and a clamp support body, and the outer side face of the clamp support body is used for installing an optical target assembly used for wheel positioning detection. The hub rapid fastening mechanism is installed on the clamp support body and provided with a telescopic fastening assembly, and the clamp body is fixed to the surface of a wheel hub through fastening acting force formed between the telescopic fastening assembly and the wheel hub. According to the utility model, the quick clamping and fixing of the four-wheel positioning fixture are realized through the fixing effect between the hub quick fastening mechanism and the wheel hub, so that the fixture can adapt to wheels with different sizes and specifications, and the universality of the fixture is improved; during clamping, only the hub needs to be hooked or sucked, so that the whole hub hooking and pressing type quick clamping fixture for the automobile chassis can be quickly fixed on a wheel, quick clamping is realized, the working efficiency is improved, and damage to the hub is also effectively avoided.

Apparatuses and systems for monitoring wheel alignment and / or for controlling vehicle suspension settings to adjust alignment. Described herein are alignment monitoring apparatuses for determining wheel alignment (e.g., camber, castor and / or toe). Also described herein are alignment adjusting or control apparatuses for adjusting one or more of camber, caster and / or toe.

The utility model provides a tractor fender rotation control assembly. The tractor fender rotation control assembly comprises a main steering mechanism and a branch steering mechanism. The sub-steering mechanism comprises a sub-steering push rod and a fender, the fender covers the wheel, the sub-steering push rod is fixed to the lower end face of the wheel positioning frame, a connecting rod is hinged to the output end of the sub-steering push rod, and the other end of the connecting rod is hinged to the rotating part; the fender rotates relative to the cylindrical groove along with the action of the branch steering push rod, and the fender does not interfere with wheels in the rotating process. According to the utility model, the wheels and the fender can be driven to steer synchronously, and the fender can rotate at a certain angle on the basis of the synchronous steering of the wheels, so that the steering of the wheels and the fender can be adjusted respectively according to road conditions, the wheels cannot be interfered in the steering adjustment process of the fender, and the adaptive capacity of the tractor to the road conditions is effectively improved; the application scene is further expanded, the protection effect is good, the wheels can be better protected, and the operation safety of the tractor is improved.

Vehicle alignment systems and methods are disclosed which operate based on a calculation of “drive direction,” or the direction in which a vehicle is moving. Since a vehicle can be assumed to be a rigid body, each wheel has the same drive direction. Consequently, an alignment parameter of one wheel can be compared to the same parameter of another wheel by equating their drive direction, eliminating the need for the aligner to “see” both sides of the vehicle at the same time. Embodiments include a system having one or more cameras on a fixture carrying a calibration element for an ADAS system, and one or more targets placed on the vehicle to measure the drive direction of the vehicle. The drive direction is assumed to be parallel to the vehicle thrust line and can be used as the line for orientation of the fixture to the vehicle.

1. The name of the design product: car four-wheel alignment instrument lamp shell (harp-shaped shell). 2. The use of the design product: the design product is used for car four-wheel alignment instrument lamp shell. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses a thermal-state automatic marking machine and an outer rim applied to a train wheel, and relates to the technical field of marking machines. The device comprises a shell, a power supply device and a controller, the driving device is arranged in the shell; the first workbench is connected with the output end of the driving device; the marking mold is connected with the bottom surface of the first workbench; the second working table and the first working table are oppositely arranged on the shell; the wheel positioning ring is arranged in the center of the second workbench; the jacking device is arranged in the position, close to one side of the second workbench, of the shell, and the output end of the jacking device is located on the central extension line of the wheel positioning ring facing one side of the first workbench. According to the marking machine, the problems that an existing marking machine is poor in marking effect, uncontrollable in typewriting depth and low in marking efficiency are solved.

The embodiment of the invention provides a modeling and analysis method for suspension four-wheel positioning angle tolerance sensitivity analysis, and the method comprises the steps: obtaining the structural information of a suspension system and the geometric data of system parts, and building a multi-body dynamic model based on the structural information and the geometric data; replacing a rigid kinematic pair in the multi-body dynamic model with a bushing pair, and setting a rigidity parameter of the corresponding bushing pair according to the type of the replaced rigid kinematic pair; collecting process information of system parts, designing a hard point tolerance range based on the process information and an error range of the suspension system, and adjusting a pre-offset value of a bushing pair according to the hard point tolerance range; the rigidity parameters and the pre-offset values of different lining pairs are modified for simulation, simulation results of each time are recorded, and the simulation results are compared to determine the sensitivity influence factors of the four-wheel positioning angle.

The invention discloses a wheel positioning device which comprises a positioning table, a wheel positioning device, a driving device and a driving device, a mounting cavity is formed in the positioning table, and a mounting hole communicated with the mounting cavity is formed in the upper surface of the positioning table; the adjusting assembly is arranged in the mounting cavity, a part of the adjusting assembly is arranged in the mounting hole in a penetrating mode, a supporting face suitable for bearing wheels is formed, and the supporting face selectively rotates relative to the positioning table; the positioning assembly is arranged on the positioning table, a positioning part is formed on the positioning assembly, and the positioning part selectively moves in the height direction so as to be suitable for abutting against or being separated from the top of the wheel. According to the wheel positioning device provided by the embodiment of the invention, the wheel positioning device can realize multi-angle adjustment on the wheel, and the evaluation accuracy on the aspects of wheel performance, vehicle controllability and the like in research and development tests is improved.

The invention relates to a rim correction system and a rim correction method. The rim correction system comprises a first fixing plate, a supporting column, a rim supporting mechanism, a rim measuring mechanism and a pair of spoke correction mechanisms. The wheel rim supporting mechanism comprises a wheel rim containing groove, a hub clamping unit and a wheel rim clamping unit. The rim measuring mechanism includes a deflection sensing unit and a jump sensing unit. The rim correction system can measure the left-right deflection value and the up-down bounce value of the rim at the same time, and automatically correct the spokes to reduce the left-right deflection value and the up-down bounce value. According to the rim correction method disclosed by the invention, the paired spokes can be corrected at the same time so as to maintain the overall balance of the rim.

1. The name of the design product: automobile four-wheel alignment instrument clamp (including target). 2. The use of the design product: the design product is used for automobile four-wheel alignment instrument clamp. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. The bottom surface of the design product is the part that is not easy to see or cannot be seen during use, and the top view is omitted.

The application discloses a kind of automobile wheel positioning parameter bayesian estimation system and method, to solve automobile wheel positioning parameter bayesian estimation and need pre-calibration before detection problem.Automobile wheel positioning parameter bayesian estimation system mainly by camera (1), wheel target (2), target connection clamp (3), clamp (4) and tripod (5).Tribrach (5) is placed on horizontal ground, target connection clamp (3) is the section U-shaped cuboid of steel plate processing and two solid and 120-140 degree obtuse angle cylinder welding parts, automobile wheel positioning parameter bayesian estimation method is by automobile wheel positioning parameter bayesian estimation data acquisition, automobile wheel positioning parameter bayesian estimation training and test, automobile wheel positioning parameter bayesian estimation weight vector optimization etc.composition of step, provide a kind of structure simple, detection precision is high, need not pre-calibrated automobile wheel positioning parameter bayesian estimation system and method.

The invention provides a wheel positioning method and related equipment. The method comprises the following steps: training an improved Swinin-Unet network by using a two-dimensional image of a wheel for training to obtain a wheel hub segmentation network; inputting the wheel image of the target vehicle into a wheel hub segmentation network for semantic segmentation to obtain a wheel hub edge mask; hub edge point cloud corresponding to the wheel hub edge mask is extracted from the wheel three-dimensional point cloud data of the target vehicle, the wheel pose of the target vehicle is estimated through the hub edge point cloud and the reference wheel hub edge point cloud, a rotation matrix is obtained, and the rotation matrix is used for representing the wheel pose relation; performing angle transformation on Euler angles in the rotation matrix to obtain a wheel toe-in angle and a wheel camber angle as wheel positioning results; accurate extraction of the wheel hub edge area is realized, so that the point cloud matching efficiency and quality are improved, and finally high-efficiency and high-precision wheel positioning is realized.

The utility model provides a camera device and a four-wheel aligner. The camera device comprises a camera shell and a camera host arranged in the camera shell. Wherein a containing cavity is formed in the camera shooting shell, the camera shooting shell is provided with a camera shooting opening communicated with the containing cavity, the camera shooting host is contained in the containing cavity, and the camera shooting host and the camera shooting opening are sequentially arranged in the shooting direction. By adopting the technical scheme, the camera host and the camera opening are sequentially arranged in the camera shell along the shooting direction, so that the internal structure of the camera device is compact, the occupied space of the accommodating cavity is small, the whole camera device is miniaturized, the possibility of shielding the four-wheel positioning measurement device and the four-wheel positioning calibration device is reduced, and the stability of the camera device is improved. And the influence on the detection result of the four-wheel aligner is reduced.

The utility model discloses semi-automatic welding equipment for wheels, which comprises a horizontal frame and a movable frame, the movable frame can linearly translate along the horizontal frame, a spindle box is arranged on the horizontal frame, a motor for driving a spindle is arranged in the spindle box, and a wheel positioning mechanism is supported on the movable frame. The wheel positioning mechanism comprises a central shaft, a movable disc screwed on the central shaft and a fixed disc fixed on the central shaft, one end of the central shaft is provided with a square shaft, and one end of the main shaft is provided with a square groove. Two semi-finished wheels are pressed between the movable disc and the fixed disc, a worker pushes the movable frame, the square shaft is inserted into the square groove, the motor is started, the main shaft drives the center shaft to rotate, and the worker uses a welding gun to weld the joint of the two semi-finished wheels. The design is auxiliary equipment for welding two semi-finished wheels, the wheels are welded in combination with manual operation of workers, and the production efficiency and the product quality are improved.

The invention relates to an elevating apparatus (1) for lifting an oscillating arm (90) and at least one wheel (91) of a motorcycle, tricycle or quadricycle, the elevating apparatus (1) comprising two lifting devices (2) that are spaced apart from one another to allow positioning of the wheel (91) between the two lifting devices (2) and that can be configured between a lowered configuration and a raised configuration, wherein the two lifting devices (2) are interconnected by a control connection (5), which allows for lifting and lowering control of the two lifting devices (2), and by a mechanical connection, which is adjustable in order to allow the spacing between the two lifting devices (2) to be adjusted. Each of the two lifting devices (2) comprises a base provided to rest on the ground, a support (24) provided for supporting a lateral arm (92) of the oscillating arm (90), and an actuator (21) coupled to the support (24) for lifting / lowering the support (24).