111 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.

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

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 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.

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 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.

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 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).

The utility model relates to the technical field of channel construction tools, in particular to a channel moving operation platform which comprises a vehicle frame assembly, a vehicle plate, wheels and a positioning assembly. A vehicle plate is arranged on the upper end face of the frame assembly, and wheels are arranged on one side of the lower end of the frame assembly. A positioning assembly is arranged in front of the lower end of the frame assembly; the frame assembly comprises a first frame, a second frame and a hinge for folding; a second frame is arranged on one side of the first frame; a hinge for folding is arranged between the first frame and the second frame, and the hinge for folding is connected with the first frame and the second frame in a downward overturning manner; the first frame and the second frame are connected through the hinge for folding, and the first frame and the second frame are overturned and folded downwards around the hinge for folding during storage, so that the whole storage of the device is facilitated, and the wheels are tightly attached to the inner wall of a channel for supporting and sliding operation.

The utility model provides forged and pressed part manufacturing equipment with a wheel positioning function, and relates to the technical field of forged and pressed part manufacturing, the forged and pressed part manufacturing equipment comprises a bearing damping assembly and forging and pressing mechanisms, the outer side of the bearing damping assembly is provided with a rotary clamping part in rolling insertion connection, and the forging and pressing mechanisms are arranged above the two ends of the bearing damping assembly. The forging and pressing mechanism comprises second shock absorbers, a lifting frame, a control panel, a cross beam frame, an impact air cylinder and a forging and pressing head, the second shock absorbers are arranged above the two ends of the bearing shock absorption assembly, and the lifting frame is arranged above the second shock absorbers; an annular groove and a gear ring are mainly used for being matched with an electric grooved wheel, a wheel frame, a base block, a pneumatic telescopic rod and a groove-shaped inserting block, so that a rotary clamping component can effectively rotate and operate, equipment can be adaptively adjusted according to the machining requirement of a product, telescopic adjustment can be conducted in multiple times, and the machining efficiency is improved. Therefore, the positioning flexibility and precision of the equipment can be improved.

This invention discloses a virtual kingpin optimization and control method for a steerable chassis angle module. The method includes: applying design conditions to trigger the virtual kingpin to generate coupled motion; analyzing the hardpoint architecture to obtain the kinematic and elastic kinematic characteristics of the kingpin; measuring wheel alignment parameters; establishing differential equations to solve the virtual kingpin positioning parameters; optimizing the hardpoint structure to select the optimal value; inputting the control target; calculating the steering feedback torque; and executing closed-loop control to output the drive current. This invention improves the accuracy of kingpin kinematic calculation through multi-condition coupled analysis, establishes a quantitative mapping relationship between wheel attitude and kingpin parameters, applies instantaneous axis theory to achieve accurate calculation of kingpin positioning parameters, uses sensitivity analysis and weighted optimization to improve hardpoint optimization efficiency, introduces kingpin dynamic characteristics to improve the accuracy of return torque calculation, and constructs a dual closed-loop control system to enhance response speed and robustness. This effectively improves the ease of operation, driving stability, and steering control accuracy of the steerable chassis angle module.

The invention relates to an image processing technology, and discloses a four-wheel positioning detection method and device, electronic equipment and a storage medium, and the method comprises the steps: collecting a tire laser-ray-free standard image and a tire laser-ray image of a target automobile tire, segmenting a laser-ray region of the tire laser-ray image, carrying out the exposure preliminary adjustment of the laser-ray region, and obtaining a tire laser-ray-free standard image and a tire laser-ray-free standard image; the tire laser line adjustment image is obtained, a corresponding pixel average gray value and a corresponding pixel maximum gray value are calculated according to the tire laser line-free standard image and the tire laser line adjustment image, and exposure precision adjustment is conducted on the tire laser line adjustment image according to the pixel average gray value and the pixel maximum gray value. And obtaining a tire laser line target image, and carrying out four-wheel positioning detection on the target automobile based on the tire laser line target image. By means of the scheme, the image exposure parameters can be adjusted in a self-adaptive mode, and the measurement precision of automobile four-wheel positioning can be improved.

The utility model relates to vehicle wheel positioner technical field, especially a kind of vehicle wheel positioner with elastic buffering effect, including section bar main body and the fixed cover of fixed in the both ends of section bar main body, section bar main body has base plate part, front side portion shaped in the front edge of base plate part, and rear side portion shaped in the back of base plate part, make section bar main body form hollow structure through both ends, front side portion and rear side portion all have the contact portion of upper portion for abutting vehicle wheel, middle part is the elastic part of snakelike structure and the connecting portion of lower portion integrally connected in base plate part;Through the elastic part of snakelike structure and hollow section bar main body combination, the elastic buffering performance of positioner is greatly improved, compared with traditional rubber positioner, can more effectively absorb the impact force generated by vehicle collision, avoid vehicle tire, wheel hub and suspension system due to rigid collision damage, also reduce the wear and tear to positioner itself, prolong service life.

An auxiliary wheel assembly for temporarily replacing a broken wheel to facilitate transport of a vehicle includes a shaft having a bottom end and a top end. A wheel is rotatably coupled to the shaft. The wheel is positioned adjacent to the bottom end of the shaft. A coupler is coupled to the top end of the shaft. The coupler is designed to releasably secure the shaft to an axle of a vehicle. The shaft is designed to position the wheel beneath the vehicle to facilitate movement of the vehicle when the vehicle has an immobile wheel.

1. Name of the product in this design: Electronic device with a graphical user interface for automotive four-wheel alignment function. 2. Application of this design: This design is intended for use in an electronic device. 3. The key design features of this product are its graphical user interface. 4. The image or photograph that best illustrates the design's key features: the front view. 5. Purpose of the Graphical User Interface: The main view displays the main interface of the graphical user interface for the four-wheel alignment function. Figure 1 shows the interface content displayed after clicking "Enter Now" on the main view. Figure 2 shows the interface content displayed after clicking any currently online device in Figure 1. Figure 3 shows the interface content displayed after clicking any brand / model "XXX" in Figure 2. Figure 4 shows the measurement interface content displayed after clicking "Measurement Preparation" in Figure 3 after the rolling compensation adjustment. Figure 5 shows the interface content displayed after clicking "Inspection Report" in Figure 4 after measurement preparation is complete.

The application provides a kind of wheel positioning mechanism, lifting machine and battery swap station, which includes the guide roller that is relatively spaced apart and is arranged on the lifting machine, and a wheel positioning space for accommodating the wheel is formed between the two guide rollers along the wheel width direction.The wheel positioning mechanism further includes a displacement adjustment unit, and at least one guide roller is arranged on the lifting machine through the displacement adjustment unit.The displacement adjustment unit allows the guide roller to adjust the position along the wheel width direction.The distance between the two guide rollers is adjusted through the displacement adjustment unit, and the wheel positioning space defined by the two guide rollers can adapt to wheels with different tire widths, thereby improving the versatility and compatibility of the wheel positioning mechanism, and the structure is simple and easy to operate.The versatility and compatibility of the lifting machine and battery swap station provided with the wheel positioning mechanism are improved.

The invention provides a wheel alignment detection method and device, a storage medium and a program product. The wheel alignment detection method comprises the steps that a first image of a target vehicle including wheels and wheel eyebrows is acquired; inputting the first image into a first target detection model, and outputting a first candidate frame based on the first key point of the wheel; performing non-maximum suppression and confidence threshold filtering on the first candidate frame to generate pixel coordinates of the first key point; inputting the first image into a second target detection model, and outputting a second candidate frame based on a second key point of the wheel brow; performing non-maximum suppression and confidence threshold filtering on the second candidate frame to generate pixel coordinates of a second key point; calculating a direction vector of a first connecting line according to the pixel coordinate of the first key point, calculating a direction vector of a second connecting line according to the pixel coordinate of the second key point, and calculating an included angle between the first connecting line and the second connecting line; the included angle is compared with a preset included angle threshold value, and whether the wheels of the target vehicle return is judged.