460 results about "Kingpin" patented technology

“THREE-DIMENSIONAL MONITORING SYSTEM FOR KINGPIN ON FIFTH WHEEL” describes an invention patent, for a monitoring system of Kingpin / Fifth Wheel articulation presented on trucks, with a great applicability for autonomous steering systems and vehicle dynamics control. This system allows the precise monitoring of translational, rotational movements and the relative accelerations of the king pin (5) in relation to the fifth wheel (3) on the X, Y and Z axes, totaling measurements in six degrees of freedom. The present patent presents two ways to make this monitoring of the three-dimensional position of the kingpin (5): The first through a set of sensors (6) accelerometers and gyroscope integrated to an electromagnet (4) that when electrified, is coupled to the king pin (5) by magnetic attraction. The second mode through a reference device (20) that is magnetic, identifiable, independent and easy to apply to the kingpin (4).

The invention is suitable for the technical field of automobile chassis, and provides an angle module system and a modular extensible chassis, and the angle module system adopts an unequal-length double-wishbone suspension and has good geometric kinematics characteristics. And the offset distance of the main pin is reasonably controlled through the design of steering knuckle parts. By adopting the angle module bracket, the efficient integration of the driving unit and the frame structure is realized, the number of connecting points of the angle module system and the chassis is reduced, and the serialization, integration and modularization of the chassis system are facilitated. A distributed main pin steering gear is adopted, and the geometrical shape design of upper and lower control arms of the suspension is matched, so that wheels have a larger turning angle range, and the maneuverability is improved. In addition, the modular extensible chassis adopts modular design, and the number of shafts can be flexibly configured according to carrying requirements.

The invention provides a suspension assembly, a chassis and a vehicle. The suspension assembly includes a link including at least a first swing arm and a second swing arm, the first swing arm being a linear drive member, the first swing arm being connected to a wheel of the vehicle. The second swing arm is a linear driving component and is connected to the same wheel corresponding to the first swing arm. The first swing arm and the second swing arm are spaced in the height direction of the vehicle. According to the suspension assembly, the wheel kingpin inclination angle can be adjusted, the wheels can be driven to steer, multi-vector adjustment can be achieved, and the functions are rich.

The present invention discloses a method for suppressing shimmy in a dual-winding, wire-controlled kingpin steer system. The method comprises: establishing mathematical models of a four-wheel independent steering vehicle and a dual-winding kingpin steer system; subtracting the real-time yaw angular velocity of the vehicle body from the actual yaw angular velocity to obtain body shimmy data; calculating four different wheel angle values ​​in the wire-controlled kingpin steer system for suppressing body shimmy; calculating current control signals for the first set of windings of different dual-winding permanent magnet synchronous motors in the wire-controlled kingpin steer system; calculating current control signals for the second set of windings of the dual-winding permanent magnet synchronous motors; and applying the different winding current control signals to the dual-winding permanent magnet synchronous motors to achieve shimmy suppression control of the dual-winding, wire-controlled kingpin steer system. The method effectively suppresses the coupling of body and wheel-end shimmy through decoupling control between different windings, improving the efficiency of vehicle coupled shimmy suppression and enhancing the anti-interference capability and robustness of wheel angle tracking.

The invention discloses a dual steering module integrating active camber and active toe-in functions and a control method thereof. The module comprises a wheel assembly, a first steering system, a second steering system and a suspension system. The double steering systems of the module are independent steering systems and have different kingpin positioning parameters, and decoupling control over wheel camber, wheel toe-in and a vehicle target turning angle can be achieved through relative rotation of the two steering systems. A master pin of the first steering system is perpendicular to a wheel grounding point, the toe-in angle of a wheel can be independently adjusted, the master pin can serve as a redundant backup of the second steering system, and the driving safety of the vehicle is improved. The second steering system serves as a main steering system, has reasonable main pin positioning parameters and can be matched with the first steering system to achieve camber angle adjustment of wheels. According to the module, active adjustment of the camber angle and the toe-in of the wheel can be achieved only through two sets of steering systems, and the control boundary of the vehicle is effectively expanded.

The invention relates to a wheel side speed reduction driving integrated assembly coupling kingpin steering and steering trapezoid, and relates to the technical field of automobile wheel side driving suspension assembly angle modules. A wheel-side speed reduction driving integrated assembly coupling kingpin steering and a steering trapezoid comprises a driving motor, a wheel-side speed reducer and a steering knuckle, the upper end and the lower end of the steering knuckle are rotationally connected with an upper control arm and a lower control arm respectively, and the upper end of the steering knuckle is connected with a kingpin steering mechanism. The upper control arm is connected to the kingpin steering mechanism, the kingpin steering mechanism drives the steering knuckle to rotate around the axis of a kingpin, a vertical connecting rod is connected to the upper portion of the lower control arm, the upper end of the vertical connecting rod extends in the longitudinal direction of a vehicle to form a proportional connecting rod, and a spring shock absorber is hinged to the end of the proportional connecting rod. And the middle part of the proportional connecting rod is connected with the vehicle body. The large-angle steering device has the advantages that space layout optimization is achieved, motion interference among all components is avoided, and the large-angle steering effect can be achieved.

A fifth wheel system includes a fifth wheel configured to couple to a kingpin of a towed trailer. The fifth wheel includes a jaw configured to engage the kingpin, a wedge movable from an unlocked position to a locked position to urge the jaw into engagement with the kingpin, and a stop rod that sets a travel distance the wedge moves between the unlocked position and the locked position. An actuator adjusts position of the stop rod to thereby adjust the travel distance.

The invention discloses a high-voltage lithium battery cross-country telescopic arm type forklift which comprises a chassis driving part, a front driving steering axle and a rear driving steering axle, wherein the chassis driving part comprises a reduction gearbox, a traction motor is directly mounted on the front driving steering axle, and the rear driving steering axle is connected with an output flange at the lower end of the reduction gearbox through a transmission shaft; the front drive steering axle and the rear drive steering axle are both steering drive axles, an electric push rod can drive a clutch to achieve four-wheel-drive and two-wheel-drive function switching, steering of the front drive steering axle and the rear drive steering axle can be independently controlled, three modes of independent front wheel steering, crab-shaped steering and four-wheel concentric steering are achieved, and a steering kingpin-mounted angle sensor monitors the steering angle of wheels. According to the invention, the chassis driving part adopts the front driving steering axle and the rear driving steering axle which are integrated with the reduction gearbox, the traction motor is directly connected with the front axle and the reduction gearbox, and power transmission is realized through the transmission shaft. Meanwhile, the electric push rod controls the clutch, the four-wheel drive mode and the two-wheel drive mode can be rapidly switched, and the power requirements under different working conditions are met.

A trailer having an adjustable form factor is provided. The trailer includes a first box portion defining a first space and a second box portion defining a second space, wherein the first box portion is attached to the second box portion and configured to at least partially move into the second space to adjust a length of the trailer. The trailer further includes a kingpin attached to the first box portion and configured to engage a fifth wheel coupling of a vehicle and a wheel assembly attached to the second box portion.

The invention discloses an agricultural machinery steering axle tube beam formed by a seamless steel tube and a manufacturing method thereof, and relates to the technical field of engineering machinery parts, the agricultural machinery steering axle tube beam is of a symmetrical variable cross-section variable wall thickness hollow rectangular structure, is composed of a tube beam middle part, a tube beam neck part and tube beam two ends, and is in an inverted convex shape with a flush upper surface, consistent width and a raised middle lower part. The middle size of the tubular beam meets performance requirements and oil cylinder support mounting requirements, and a round hole for mounting a supporting bearing seat is formed in the tubular beam; the lower surfaces of the two ends of the tubular beam are higher, and arc-shaped grooves welded with main pin seats are formed in the outer sides; the upper surface and the width of the neck of the tubular beam are unchanged, and the lower surface gradually rises through two transition arcs and is connected with the middle of the tubular beam and the two ends of the tubular beam respectively. The pipe beam is manufactured by heating, reducing, bending, pressing and machining a seamless steel pipe, the impact resistance of a product is good, the weight is reduced by more than 15% compared with that of a welding structure, the material utilization rate reaches 95%, and the universality is high.

An over actuated system capable of controlling wheel parameters, such as speed (e.g., by torque and braking), steering angles, caster angles, camber angles, and toe angles, of wheels in an associated vehicle. The system may determine the associated vehicle is in a rollover state and adjust wheel parameters to prevent vehicle rollover. Additionally, the system may determine a driving state and dynamically adjust wheel parameters to optimize driving, including, for example, cornering and parking. Such a system may also dynamically detect wheel misalignment and provide alignment and / or corrective driving solutions. Further, by utilizing degenerate solutions for driving, the system may also estimate tire-surface parameterization data for various road surfaces and make such estimates available for other vehicles via a network.

The present invention relates to a kingpin (1) for a semitrailer of a semi-trailer vehicle, which extends substantially along a longitudinal axis (X), with at least one wear detection means arranged in the kingpin (1) perpendicular to the longitudinal axis (X) such that wear of the kingpin (1) perpendicular to the longitudinal axis (X) can be detected optically and / or by sensors. The kingpin (1) is characterized in that the wear detection means comprises: • at least one wear element (11c, 12c) which is arranged in and / or on the kingpin (1) perpendicular to the longitudinal axis (X) such that wear of the kingpin (1) perpendicular to the longitudinal axis (X) equally wears the wear element (11c; 12c), wherein the wear element (11c, 12c) is arranged in the circumferential direction (U) at least partially, preferably completely, around the kingpin (1) • at least one cavity (11a, 11b, 12a, 12b, 14c) which extends in the circumferential direction (U) corresponding to the wear element (11c, 12c), wherein the cavity (11a, 11b, 12a, 12b, 14c) is closed fluid-tight by the wear element (11c, 12c), preferably perpendicular to the longitudinal axis (X), wherein the cavity (11a, 11b, 12a, 12b, 14c) contains a fluid at overpressure, and • at least one pressure sensor (16) which is designed to detect the pressure of the fluid in the cavity (11a, 11b, 12a, 12b, 14c), wherein the wear element (11c, 12c) is dimensioned perpendicular to the longitudinal axis (X) in such a way that the fluid can escape through a through-opening of the wear element (11c, 12c) created due to wear when a wear limit of the kingpin (1) is reached at this point on the kingpin (1).

Method (1000) for loading a trailer comprising: providing (1100) a trailer having at least two axles connected to a trailer chassis by independently adjustable suspension systems, the at least two axles including a frontmost axle and a rearmost axle, the trailer further comprising a kingpin configured to be removably connected to a fifth wheel of a tractor; a first loading step (1400) comprising loading the trailer until a threshold load is reached on the kingpin; and then a second loading step (1500) comprising: loading (1510) the trailer further; and adjusting (1520) a suspension parameter of the rearmost axle to ensure that the load on the kingpin remains at or below the threshold load.

The invention discloses a vehicle chassis comprehensive detection system and method based on a visual detection method. The system comprises a Bluetooth sensor and a signal receiver to realize wheel positioning, an inclination angle sensor and a weight measuring instrument compensate angle inclination and center-of-gravity shift caused by ground inclination, parameters of a wheel toe-in angle, a camber angle, a kingpin inclination angle and a kingpin caster angle in a static state of a vehicle are visually detected, and accurate wheel positioning parameters are obtained after correction and compensation. The system does not need frame type shooting, wheel positioning measurement can be independently completed, the system structure is simple, the equipment cost is remarkably reduced, complex environmental factors such as uneven ground and dynamic inclination of a vehicle can be effectively handled, a stable and accurate positioning solution is provided, and the system is widely applied to positioning of most wheels.

The invention discloses an electronic wedge brake system of a sprung actuator. An angle module part, a vibration reduction system, an electronic wedge brake system, a wheel unit and a steering system are integrated. The system executes braking work completely through a mechanical and electrical integration device, compared with an electro-hydraulic braking system, a hydraulic pipeline device is omitted, and the system has the advantages of being few in structural parts and high in response speed; compared with an existing electronic mechanical braking system, the scheme of the sprung actuator is adopted in the system, the braking execution motor and the planetary gear reducer are installed on the angle module supporting arm, braking torque is transmitted to the electronic wedge-shaped braking device through the universal transmission device, and the electronic wedge-shaped braking device is made to complete service braking work. And meanwhile, the electronic wedge-shaped braking device is arranged on the virtual main pin axis, and the problem that braking torque transmission is unstable under the steering working condition can be effectively solved. According to the system, unsprung mass can be effectively reduced, the driving operation stability is improved, the wheel side space is saved, and the arrangement problem of all systems of a distributed driving wheel side is solved.

1. Name of the product of this design: Electronic device with a four-wheel alignment system graphical user interface. 2. Purpose of this design: For an electronic device. 3. Key points of this design: The graphical user interface design on the screen. 4. The picture or photo that best illustrates the key points of the design: The main view. 5. The electronic device of this design is of conventional design, and other views are omitted. 6. Purpose of the graphical user interface: The interface is used for the four-wheel alignment test of the car. 7. Description of the changing states of the graphical user interface: The main view is the main interface for opening the software. Interface change state Figure 1 is the vehicle model selection interface displayed after clicking the "Alignment check" icon in the main view; Interface change state Figure 2 is the target monitoring interface displayed after clicking any option in the vehicle model list in interface change state Figure 1; Interface change state Figure 3 is the kingpin test interface displayed after clicking the "F7" steering wheel icon in interface change state Figure 2; Interface change state Figure 4 is the roll compensation interface displayed after clicking the "F6" tire icon in interface change state Figure 3; Interface change state Figure 5 is the automatic jump to the tire toe-in and camber data information interface after completing the calibration in interface change state Figure 4; Interface change state Figure 6 is the print result interface displayed after clicking the "F8" print icon in interface change state Figure 5.

The invention provides a drive-by-wire angle module with a 90-degree steering function and a chassis with the drive-by-wire angle module. The drive-by-wire angle module comprises a wheel assembly, an upper control arm assembly, an upper control arm fixing seat, a pipeline harness assembly, a steering motor assembly, a lower control arm assembly, a spring shock absorber assembly and a main pin bogie assembly. One end of the upper control arm assembly is connected with the upper control arm fixing seat, and the other end of the upper control arm assembly is connected with a vehicle body or a frame; one end of the lower control arm assembly is movably connected with the lower end of the main pin bogie assembly through the multi-direction rotating connecting assembly, and the other end of the lower control arm assembly is connected with a vehicle body or a vehicle frame. One end of the spring shock absorber assembly is connected to the lower control arm assembly, and the other end of the spring shock absorber assembly is connected to a vehicle body or a vehicle frame. According to the drive-by-wire angle module with the 90-degree steering function and the chassis with the angle module, a driving system, a steering system, a suspension system, a braking system and the like are integrated, and on the basis of achieving the functions of in-situ turning, transverse moving, oblique moving and normal running, the problem of pipeline harness arrangement can be well solved.

The steering structure comprises a steering knuckle, a main pin, a driving assembly and a transmission assembly, and the steering knuckle is used for being fixed to a hub; one end of the main pin is fixed with the steering knuckle, and the other end is a suspension system connecting end and is rotationally connected with a suspension system; the driving assembly is fixed on the steering knuckle; one end of the transmission assembly is fixed with the main pin, and the other end of the transmission assembly is connected with the output end of the driving assembly; when the driving assembly drives the transmission assembly to conduct transmission, the transmission assembly drives the steering knuckle to rotate with the central axis of the main pin as the rotation center. According to the steering structure, the driving assembly and the transmission assembly are integrated on the steering knuckle, the occupied space of the steering structure is reduced, when the driving assembly drives the transmission assembly to rotate, the transmission assembly can drive the steering knuckle to rotate with the central axis of the main pin as the rotation center, and at the moment, the steering knuckle can drive the hub and the wheel to achieve large-angle rotation.

The invention discloses an unmanned engineering machinery steer-by-wire system and a control method in the technical field of vehicle chassis and steering systems. The unmanned engineering machinery steer-by-wire system comprises four wheels and steering modules, wherein the steering modules are in one-to-one correspondence with the four wheels, are completely independent and have the same structure; the corner deflection of the four wheels is cooperatively controlled through a distributed electronic control system; and each wheel is driven by a hub motor. Through four-wheel steering, the minimum turning radius can be 0 m, the trafficability in narrow roadways, sidewalks and obstacle dense areas is improved, meanwhile, four-wheel steering is independently controlled, special movement forms such as transverse translation and oblique advancing are supported, and the four-wheel steering robot is particularly suitable for high-precision operation requirements such as urban road edge stone attaching and sweeping; four-wheel independent main pin steering is combined with a hub motor and distributed redundancy control, so that the reliability, the function safety and the maintainability of the system are remarkably improved, and the system is particularly suitable for unmanned engineering machinery to work for a long time in narrow, complex and severe environments.

The present disclosure provides a vehicle and a control method, a control apparatus, and a storage medium thereof. The method includes: obtaining a wheel speed difference at a current vehicle speed when it is determined that a steer-by-wire system of the vehicle is failed; obtaining a positive kingpin offset value; and determining, based on the wheel speed difference and the positive kingpin offset value, a target steering angle of a vehicle wheel, and controlling the vehicle wheel based on the target steering angle. The method provided in the present disclosure can enables steering control of the vehicle based on the wheel speed difference and a positive kingpin offset when the steer-by-wire system fails, and no additional components are required. In this way, an off-system backup for the failed steer-by-wire system is achieved, improving vehicle safety and reducing costs.

An axle beam comprising a beam and first and second kingpin mounting portions. The beam extends along a center plane. The beam may include a top side, a bottom side disposed opposite the top side and one or more flanges. The first and second kingpin mounting portions extend from opposite ends of the beam.

The invention is suitable for the technical field of vehicles, and provides a multi-degree-of-freedom angle module system for a distributed electric drive chassis, which comprises a hub motor, an upper control arm assembly, a lower control arm assembly, a shock absorber assembly, a steering knuckle and a steering mechanism, one end of the upper control arm assembly is movably hinged to the upper portion of a shell of the hub motor, and the other end of the upper control arm assembly is connected with a vehicle body. The lower control arm assembly is of an approximate linear mechanism structure, one end of the lower control arm assembly is hinged to the lower portion of the hub motor shell, and the other end of the lower control arm assembly is connected with a vehicle body. One end of the steering knuckle is hinged to the steering mechanism through a kinematic pair capable of providing rotational freedom in multiple directions, the other end of the steering knuckle is rigidly connected to a hub motor shell, and the steering mechanism is used for driving the steering knuckle so as to drive the wheel to rotate around the axis of the main pin. The angle module system is compact in structure, has multiple motion functions, and has the technical characteristics of high function cohesion and low system coupling.

Fifth wheel coupling with a camera (30) comprising a coupling plate (10) and a bearing element (20) with which the coupling plate (10) can be fastened to a towing vehicle, wherein the coupling plate (10) has a centrally arranged locking region (11) for receiving a kingpin and an entry opening (12) running in a longitudinal axis (x), which is delimited on both sides by two entry horns (13a, 13b), characterized in that the camera (30) is fastened to the bearing element (20).

The invention relates to a telescopic steering engine assembly and a steering system, and relates to the technical field of vehicle steering engines. A telescopic steering gear assembly comprises an input gear and an output rack, the input rack is meshed with the output gear and can move in the axial direction under driving of the input gear, the telescopic steering gear assembly further comprises at least one telescopic pull rod, the telescopic pull rod is connected with the end of the output rack and can slide in the axial direction of the output rack, and the telescopic pull rod is connected with the end of the output rack and can slide in the axial direction of the output rack. A locking mechanism is installed at the end of the output rack and used for selectively locking or unlocking the telescopic pull rod and the output rack. A steering system comprises a wheel drive unit and a steering engine assembly, the telescopic pull rod is connected with a steering knuckle of the wheel drive unit, and the wheel drive unit is provided with a kingpin steering mechanism. The steering engine has the advantages that the movement stroke of the steering engine is controllable, and diversified steering modes can be flexibly switched.

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.

The application discloses a kind of barrier type mudguard support and design method, mainly related to commercial vehicle chassis support design technical field.Main body structure includes pedestal, mudguard mounting support, pivot mechanism, reset spring and fastening kingpin, the mudguard mounting support is rotatably connected on pedestal by pivot mechanism and fastening kingpin, one end of the reset spring is fixed on mudguard mounting support and the other end is detachably connected with pedestal.The beneficial effects of the application are that it can realize contact barrier swing arm, automatic reset support while the reliability of mudguard support, vibration response performance has significant improvement.

One variation of a method includes, during a first time period: detecting a direction of motion of a trailer; detecting a first force applied to a kingpin; detecting an incline angle of the trailer; calculating a first target preload force opposite the direction of motion and inversely proportional to the incline angle; and in response to the first force falling below the first target preload force, triggering a motor to increase torque output opposite the direction of motion. The method further includes, during a second time period: detecting a second force applied to the kingpin; detecting a decline angle of the trailer; calculating a second target preload force opposite the direction of motion and inversely proportional to the decline angle; and in response to the second force falling below the second target preload force, triggering the motor to increase torque output opposite the direction of motion.

The invention provides a kingpin steering mechanism and a steering angle module formed by the kingpin steering mechanism. The steering angle module comprises a driving system, a braking system, a suspension system and a steering system. A steering mechanism of the steering system comprises a steering arm, a steering motor, a steering motor controller and a master pin arranged at a swing arm, and a motor shaft of the steering motor is connected with the master pin through a ball cage universal joint so that the inclination angle of the master pin can be adjusted and the freedom degree of the steering mechanism can be maintained. The steering angle module is an independent steering angle module connected with wheels when being used for wire control of a chassis, and an angle module frame of the steering angle module is formed by sectional materials. The angle module frames of the two steering angle modules are spliced through the end faces, away from wheels, of the two steering angle modules, a connecting module used for adjusting the wheel tread can be inserted into the middle of the splicing area, and a single-shaft driving module is combined. The steering capacity is good, the inclination angle of the kingpin can be changed according to working requirements of different scenes, and the adaptability of the vehicle is improved.

The invention relates to a paddy field light chassis space six-connecting-rod steering trapezoidal control system and method based on a kingpin inclination angle. The system comprises a paddy field light chassis, a steering trapezoidal control system and a steering trapezoidal control system, wherein the paddy field light chassis is used for mounting a paddy field agricultural implement; the space six-connecting-rod steering trapezoid is arranged below the front end of the paddy field light chassis and used for steering the paddy field light chassis; the electronic gyroscope is arranged in front of the space six-connecting-rod steering trapezoid and used for measuring main pin inclination angle data and inner and outer steering wheel rotation angle data; the vehicle-mounted embedded microcontroller is arranged on the light chassis of the paddy field, is respectively connected with a steering wheel and an electronic gyroscope which are arranged on the light chassis of the paddy field, and is used for turning the electronic gyroscope after receiving a steering command of the steering wheel; according to the main pin inclination angle data and the steering wheel steering input data collected in real time, the steering angle is calculated according to the steering trapezoid two-dimensional kinematics control model, and then the steering angle is sent to the space six-connecting-rod steering trapezoid to conduct steering action, the sideslip phenomenon in paddy field operation is effectively restrained, and the operation precision of agricultural implements is guaranteed.

Articulated vehicles and trailers configured for highway transportation, where the tractor of the articulated vehicle is configured to operate in an autonomous mode. In such articulated vehicles, the trailer can be removably coupled to the tractor via a kingpin. The tractor, when coupled to the trailer via the kingpin, and aligned with the trailer, fits entirely beneath the trailer, the tractor being operable to tow the trailer when coupled to the trailer.