153 results about "Turning action" patented technology

The invention discloses a cooperative steering control method considering man-machine mutual reliability, and aims to solve the problem of man-machine conflict in an existing man-machine co-driving system. The invention relates to the field of intelligent driving. The system specifically comprises an expected path module, a man-machine steering conflict evaluation module, a driver experience evaluation module, a weight distribution module, a non-cooperative game module and a man-machine co-driving vehicle. The expected path module generates an expected path between the driver and the controller; the man-machine steering conflict evaluation module outputs the trust degree of the driver to the controller based on the steering action of the driver, the vehicle state and the expected path of the driver and the controller; the driver experience evaluation module outputs the driver trust degree of the controller based on the vehicle state; the weight distribution module is used for outputting a driver control weight; and the non-cooperative game module outputs an optimal turning angle in combination with the expected path of the driver and the controller and the control weight of the driver, and controls the man-machine co-driving vehicle to complete the cooperative steering action.

The invention provides a combined fleet steering cooperation method and system based on intelligent control, and relates to the technical field of data processing, and the method comprises the steps: calculating a cooperative steering deviation value of an actual track and a preset reference path; if the collaborative steering deviation value exceeds a preset collaborative deviation threshold value, a real-time safe navigation boundary is generated through a universal dynamic point set convex hull updating algorithm; calculating a hydraulic pressure correction parameter and a rudder angle compensation amount according to the spatial position relationship between the cooperative steering deviation amount and the real-time safe navigation boundary; and converting the hydraulic pressure correction parameter into a pressure regulation instruction, and driving a pressure self-adaptive regulation mechanism of the hydraulic system to execute a compensation steering action. According to the invention, the steering deviation is reduced, and the navigation safety in a complex environment is improved.

The application discloses a cooperative steering control method considering human-machine trust degree, and aims at solving the human-machine conflict problem in the existing human-machine co-driving system. The application relates to the field of intelligent driving. Specifically, the application comprises an expected path module, a human-machine steering conflict evaluation module, a driver experience evaluation module, a weight distribution module, a non-cooperative game module and a human-machine co-driving vehicle. The expected path module generates the expected paths of the driver and the controller; the human-machine steering conflict evaluation module outputs the trust degree of the driver to the controller based on the steering action of the driver, the vehicle state and the expected paths of the driver and the controller; the driver experience evaluation module outputs the trust degree of the controller to the driver based on the vehicle state; the weight distribution module is used for outputting the driver control weight; and the non-cooperative game module combines the expected paths of the driver and the controller and the driver control weight to output the optimal steering angle, so as to control the human-machine co-driving vehicle to complete the cooperative steering action.

The invention discloses a self-balancing control method applied to a heteroaxial two-wheeled vehicle, the vehicle carries a scissor-type double CMG module, the module comprises two CMG units, and the method comprises hardware decoupling: using the scissor-type double CMG to counteract course disturbance torque generated when the CMG works on a physical level; role separation: redefining a CMG system and a steering system; feedforward coordination: during turning, not depending on the CMG always generating a restoring moment to maintain a 0-degree inclination angle, calculating a steady-state inclination angle (phi lean) required at the speed and the steering angle through a dynamic model feedforward; and track planning: by coordinating track planning, it is ensured that the inclination action of the CMG and the steering action of the steering are perfectly synchronized in time, and balance is dynamically maintained. The problem of CMG saturation is solved, high-precision decoupling control is achieved, turning is smooth and safe, full-speed-domain coverage is achieved, and efficiency and energy saving are achieved.

The invention relates to a rice transplanter steering automatic lifting control system based on a geomagnetic principle, and the system comprises a geomagnetic sensor which is disposed on a frame of a rice transplanter, is used for detecting the steering angle of a vehicle body, and is connected with a transplanting part lifting controller through a CAN bus; the sensitivity adjusting knob is electrically connected with the transplanting part lifting controller and is used for setting a steering action triggering angle; the lifting motor is connected with the transplanting part lifting controller through a full-bridge circuit; the planting part lifting controller is used for receiving a steering angle signal of the geomagnetic sensor and controlling the positive and negative rotation of the lifting motor according to a trigger angle set by the sensitivity adjusting knob; and the intelligent instrument is communicated with the transplanting part lifting controller through a CAN (Controller Area Network) bus and displays the working state of the system in real time. The system is simple, easy to install, low in cost, wide in application scene and good in compatibility, is not only suitable for rice transplanters, but also can be popularized to other agricultural machines, realizes related automatic actions during steering, and has a good application effect and a good market prospect.

The invention relates to the technical field of flange machining, in particular to a flange turning clamp which comprises a machining platform, a hard clamping jaw, a soft clamping jaw and a locking unit. According to the invention, the first clamping action of the hard clamping jaw is used as a reference when the outer circumferential surface is turned, and is also used as a reference when the soft clamping jaw clamps the outer circumferential surface, that is, a flange does not need to be moved, and the reference is provided for a subsequent secondary clamping state by using a first clamping state; the problem that errors are increased due to the fact that the flange needs to be moved in the secondary clamping action is avoided, the overall operation steps are convenient and fast, meanwhile, the precision in the turning operation process is improved, in the clamping process, the hard clamping jaw and the soft clamping jaw are thoroughly locked through the locking process of the locking frame, the stability of the clamped flange is improved, and the machining efficiency is improved. And the influence of turning action and rotating action on the clamping state is reduced, and the machining precision is improved.

The application relates to a vehicle axle steering mechanism test device, which comprises a vertical loading module of a to-be-tested vehicle axle, a steering driving module, and a torque loading module. The vertical loading module is arranged on the to-be-tested vehicle axle and is used for applying a vertical load to the to-be-tested vehicle axle. The output end of the steering driving module is connected with a steering knuckle arm of the to-be-tested vehicle axle and is used for driving the to-be-tested vehicle axle to perform a steering action. The torque loading module is respectively connected with two wheel edge output ends of the to-be-tested vehicle axle and comprises a universal connecting unit and a torque loading unit. The universal connecting unit is used for providing multi-degree-of-freedom constraint. The torque loading unit is used for loading torque. The application innovatively constructs a highly integrated, multi-axis linkage comprehensive test bench. The modules can effectively simulate the actual stress of the vehicle axle when the vehicle turns or goes uphill during testing through mutual cooperation, effectively solve the problem that the existing test bench has single function and cannot simulate a composite working condition, improve the efficiency and convenience of performance and durability testing, and fill the industry gap.

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.

This utility model discloses a mechanical steering gear for preventing abnormal noise. This utility model relates to the field of automotive parts technology. The mechanical steering gear for preventing abnormal noise includes a housing mechanism. The main body of the housing mechanism is a box structure with a one-way opening at the top. A positioning rod is fixedly connected inside the housing mechanism. The positioning rod is arranged longitudinally. This utility model effectively prevents dust from entering the interior through multiple sealing protections of components such as the housing mechanism, cover mechanism, insert plate assembly, plunger, and its sealing ring. This reduces wear caused by dust friction between the rack assembly and gear assembly, thereby reducing the possibility of abnormal noise. The reasonable design of components such as the positioning rod, connecting plate, and positioning pin ensures stable power transmission from the input shaft to the output rod, making tire steering reliable. On the other hand, the good sealing structure reduces component wear and extends the service life of the steering gear.

This invention provides a vehicle and its steering control method and apparatus, relating to the field of vehicle steering system technology. When detecting the steering intention represented by the steering control signal, this invention simultaneously collects real-time vehicle operating data and the operating status data of each steering system. It comprehensively calculates the total steering demand parameters of the vehicle in the corresponding driving scenario and the steering allocation parameters of each steering system based on its actual working capacity, enabling multiple steering systems to collaboratively execute steering actions according to their own true capabilities. When any steering system malfunctions, the system capable of performing steering can be quickly determined based on the real-time operating status, ensuring that there is always a steering system to perform the steering action, making steering continuous and uninterrupted, and maintaining stable and uninterrupted function. While ensuring vehicle steering smoothness and control precision, this invention also possesses reliable steering fault redundancy capabilities, effectively improving the reliability of vehicle steering control and driving safety.

The invention relates to a driving control device, a driving control method, and a program product including a driving control program. A driving control device for controlling the driving of a vehicle (100) is provided with a driving control unit (334) that, when a specific object is located within a steering operation region (Rs) set in front of the vehicle, executes a separate steering control for steering so as to maintain a distance from the object. And a driving control unit that executes deceleration control for decelerating the vehicle when the specific object is located within a deceleration operation region (Rd) set in front of the vehicle. When an object enters or is about to enter the road on which the vehicle travels during execution of the split steering control, the driving control unit changes the execution mode of the split steering control or the deceleration control so that the risk of collision with the object is reduced compared to other cases. Thus, the possibility that an object in front of the vehicle collides with the vehicle can be reduced.

1. The name of the design product: millimeter wave radar. 2. The use of the design product: for automatic driving vehicles to detect obstacles in front to make corresponding braking, deceleration or turning actions. 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 present invention belongs to the technical field of hydraulic control systems, and in particular relates to a hydraulic system in a hydrogen-electric "hybrid" container empty container stacker. In this hydraulic system, the lifting pump of the lifting system is in hydraulic pump mode, and the lifting cylinder performs a lifting action; when the lifting pump stops working, the lifting cylinder does not move; when the lifting pump is in hydraulic motor mode, the lifting valve group opens, and the lifting cylinder performs a descending action; when performing a steering action, the auxiliary hydraulic pump supplies oil to the hydraulic steering gear through the steering priority valve; when no steering action is performed and a lifting action is performed, the auxiliary hydraulic pump and the lifting pump jointly supply oil to the lifting cylinder. Therefore, since this hydraulic system cooperates with the lifting system and the auxiliary system, when the lifting cylinder descends, the potential energy drives the lifting pump to reverse, thereby realizing potential energy recovery. The lifting valve group is a switch valve. The auxiliary system realizes the normal operation of the entire machine, and has a small displacement, which reduces energy consumption and improves the working efficiency of the entire machine.

The invention relates to the technical field of vehicle steering control, in particular to a steering control method and device for a drive-by-wire chassis, a vehicle and a storage medium. The method comprises the steps that vehicle information, road condition information and user information of a driver and passengers are collected, and then a corresponding driving scene is matched; and judging whether the current steering of the vehicle meets the safety condition corresponding to the driving scene or not, so that when the safety condition is not met, safety warning is performed, and the safe steering angle of the vehicle is generated, and when the current steering is larger than the safe steering angle, the vehicle is limited to execute the current steering action while pacifying reminding is generated, so that the current steering is adjusted. Therefore, the problems that in the prior art, due to the fact that a related technology depends on direct control over a vehicle driving component, forcibly switches a driving mode or intervenes manual steering operation and only focuses on vehicle and road condition information, manual driving dominance and continuity are damaged, non-technical over-steering cannot be pre-judged, human risks are difficult to avoid, and personnel safety is difficult to guarantee are solved.

The application provides a stacking machine anti-rollover control method, an electronic device, a storage medium and a program product. The method comprises the following steps: acquiring an operating state parameter of a vehicle, and calculating a center of mass position of the vehicle based on the operating state parameter; wherein the state parameter comprises a load weight and a load height; based on the center of mass position, a driving speed and a tire angle, calculating a rollover torque generated when the vehicle turns and a stable torque resisting rollover; when a steering action is detected, comparing the rollover torque with the stable torque; if the rollover torque is greater than or equal to the stable torque, dynamically limiting the hydraulic flow of a steering oil cylinder according to the current driving speed; based on the current tire angle, the center of mass height and the wheelbase of the vehicle, calculating a maximum allowable driving speed, and when the current driving speed is greater than the maximum allowable driving speed, controlling the driving motor to brake so that the vehicle is slowed down to not exceed the maximum allowable driving speed.

This invention discloses a fully automatic drive device and its usage method for heat treatment forging equipment, relating to the field of forging conveying technology. The key technical point is a steering assembly for turning heat treatment forgings from a first conveyor table to a second conveyor table. This assembly includes a steering push plate for moving the heat treatment forgings. The steering push plate is rotatably mounted on the first conveyor table, which is equipped with a pushing cylinder. The power output end of the pushing cylinder is rotatably connected to one end of the steering push plate. The extension and retraction thrust of the pushing cylinder drives the steering push plate to rotate, causing the heat treatment forgings to complete the turning action. The effect is that when turning is required, the heat treatment forgings can automatically undergo the turning and conveying process without the need for manual hoisting, saving significant production time and improving the efficiency and safety of the turning process.

AI-supported all-round camera system for real-time display of the vehicle's surroundings on a screen, where the vehicle contours, axles, wheels and steering movements are visually represented 1:1.

The invention relates to the field of belt conveyors, in particular to a shunting conveying belt with steering sorting wheels, which comprises a frame, a conveying belt body and a sorting module, the sorting module comprises a friction rotating shaft, a row of steering sorting wheels and a steering mechanism, the friction rotating shaft is rotatably and transversely mounted on the frame, and the steering mechanism is mounted on the frame. The peripheral surface is driven by the upper surface of the conveying belt body to rotate; the row of steering sorting wheels comprises a plurality of steering sorting wheels which are distributed at intervals in the axis direction of the friction rotating shaft, and the peripheral surface of each steering sorting wheel is in transmission contact with the peripheral surface of the friction rotating shaft; the steering mechanism is used for synchronously driving all the steering sorting wheels in the row to execute the steering action, and the steering action is executed around a virtual axis formed by transmission contact points of the steering sorting wheels and the friction rotating shaft. According to the embodiment of the invention, the conveying belt is used as a power source, and a whole row of sorting wheels are synchronously controlled by using a set of steering mechanism, so that the system structure is greatly simplified, and the manufacturing cost, the maintenance difficulty and the energy consumption are reduced.

The vehicle carrier comprises a carrier body, a longitudinal driving assembly, a transverse driving assembly, a driving switching assembly, a longitudinal guide assembly, a transverse guide assembly, a longitudinal displacement detection assembly, a transverse displacement detection assembly and a control device, the vehicle carrier does not have steering action in the back-and-forth displacement process between the longitudinally-arranged parking space and the transversely-arranged lane, the rotation step, the transverse displacement distance, the occupied lane area and the running time in the prior art are reduced, the displacement running speed can be increased through guide rail rigid guiding, and the accumulated running time is at least reduced by one third; in addition, various schemes of the safety warning unit visible on the lane are provided for selection, and the running safety is improved. Dynamically photographed pictures are compared with the display outline of the ground warning unit, so that the technical means of preventing obstacles from invading an operation area is adopted, and the operation safety is ensured; based on accurate positioning of rigid guidance, direct-current power supply can be adopted, and automatic charging is achieved; the technical scheme of the invention has the remarkable advantages of low cost, high operation efficiency, safety, reliability and wide adaptability.

The invention discloses a nose landing gear performance testing system, which relates to the field of aircraft testing and comprises an upper computer, a lower computer PLC (Programmable Logic Controller) and a hydraulic control module, the upper computer is used for sending the take-up and pay-off speed curve and the angle displacement value to the lower computer PLC; the hydraulic control module comprises an oil source module, an angular displacement sensor and a proportional reversing valve; the angular displacement sensor is used for acquiring the rotation angles of the turning actuating cylinder and the retracting and releasing actuating cylinder, determining the variable quantity of the flow of the corresponding actuating cylinder according to the rotation angles, and converting the variable quantity into an angular displacement value; the lower computer PLC is used for converting the winding and unwinding speed curve and the angle displacement value into an angle control signal and adjusting the angle control signal according to the angle displacement value of the angular displacement sensor; the proportional reversing valve is used for adjusting the proportional angle when receiving the angle control signal so as to control the flow of the retracting and releasing actuator cylinder, the left turning actuator cylinder and the right turning actuator cylinder, and the retracting and releasing action, the left turning action or the right turning action of the nose landing gear at different speeds are carried out.

The invention relates to the technical field of vehicles, and discloses a redundant backup steer-by-wire control system and method and a vehicle. The system comprises a main road communication assembly and an auxiliary road communication assembly; the main path communication assembly comprises an upper-layer main controller, a middle-layer main controller and a lower-layer main controller, the upper-layer main controller is in communication connection with the middle-layer main controller, the middle-layer main controller is in communication connection with the lower-layer main controller, and the upper-layer main controller is used for determining a target steering angle for a target vehicle; the middle-layer main controller is used for generating a control steering angle for wheels of the target vehicle according to the target steering angle, and the lower-layer main controller is used for controlling the wheels to execute a target steering action according to the control steering angle; the auxiliary road communication assembly comprises an upper-layer auxiliary controller, a middle-layer auxiliary controller and a lower-layer auxiliary controller, the upper-layer auxiliary controller is in communication connection with the middle-layer auxiliary controller, and the middle-layer auxiliary controller is in communication connection with the lower-layer auxiliary controller.

This invention provides a steering system, a vehicle, and a control method for the steering system in a steer-by-wire passenger vehicle. The steering system includes: a steering wheel system comprising a steering wheel, a first angle sensor, and a controller ECU1, the first angle sensor detecting steering wheel angle signals; a backup control mechanism comprising a steering ball, a second angle sensor, and a controller ECU2, the second angle sensor detecting steering ball angle signals; and a main controller ECU connected to a steering actuator, which can be selectively connected to at least one of controller ECU1 and controller ECU2. When the main controller ECU is connected to controller ECU1, the steering wheel system controls the steering actuator to perform steering actions; when the main controller ECU is connected to controller ECU2, the backup control mechanism controls the steering actuator to perform steering actions. This solution solves the problem in the prior art where the steering system cannot guarantee occupant safety in the event of a steering wheel system failure.

The utility model relates to the technical field of steering control, in particular to an electromechanical steering control system which comprises a steering handle, a controller and an electromechanical control unit. The steering handle is provided with a micro-motion device used for controlling fine-tuning steering and an angle sensor used for detecting the swing angle of the steering handle. The output end of the micro-motion device and the output end of the angle sensor are connected to the input end of the controller, and the signal line end of the controller and the signal line end of the electromechanical control unit are connected through a CAN bus. And the controller controls the electromechanical control unit to drive the steering oil cylinder based on an output signal of the micro-motion device and / or an output signal of the angle sensor so as to execute the steering action of the target harvesting machine. According to the utility model, the softness and sensitivity of the steering operation are ensured, and the individual requirements of operators on the steering control experience are met.

A steering assist device that controls steering to keep a vehicle in a lane includes one or more processors, and one or more storage media storing a program executed by the one or more processors. The program includes one or more instructions that cause the one or more processors to execute a control torque calculating process that calculates a steering control torque corresponding to a steering wheel angle determined in accordance with a traveling condition; a determining process that determines whether an override, which is a driver's steering action during steering assist, has occurred; a torque limit calculating process that calculates a limit value for the steering control torque based on the traveling condition; and a torque instruction process that limits, upon the override, the calculated steering control torque with the calculated limit value and gives the limited steering control torque as an instruction to a vehicle's steering mechanism.

The present invention relates to a method for operating a motor vehicle (1), wherein the motor vehicle (1) has a lighting device (4) comprising at least two headlight devices (5, 6, 15, 16), wherein the headlight devices (5, 6, 15, 16) are arranged horizontally staggered on the front side (7) of the motor vehicle (1) and each has one or more dimmable light-emitting devices (8), wherein each headlight device (5, 6, 15, 16) can illuminate a spatial area (18, 19, 29, 30) in front of the motor vehicle (1) covering a horizontal angle range (20, 21, 32, 33) according to the brightness generated by the corresponding one or more light-emitting devices (8), wherein the illumination is effective before or during the reversing of the motor vehicle (1). The brightness of one or more light-emitting elements (8) of at least one of the headlight devices (5, 6, 15, 16) is adjusted according to the steering action of the motor vehicle (1), wherein, when using the headlight device (5, 6, 15, 16) comprising multiple light-emitting elements (8), the light-emitting elements (8) are adjusted such that at least one sub-region (22-27) of the spatial region (18, 19, 29, 30) opposite to the direction of steering action is illuminated with increased brightness, and / or wherein, when using the headlight device (5, 6, 15, 16) comprising at least one light-emitting element (8), the brightness of at least one light-emitting element (8) of the headlight device (5, 6, 15, 16) arranged in the direction of steering action is dimmed.

The invention discloses a sliding table type self-resetting direction detection mechanism, which comprises a handle, a sliding table type self-resetting mechanism, a front-back sensor, a left-right sensor, a rotating shaft and a second self-resetting mechanism, and is characterized in that the sliding table type self-resetting mechanism is used for detecting forward and backward direction signals, and the second self-resetting mechanism is used for detecting left-right steering signals. According to the sliding table type self-resetting direction detection mechanism, through the cooperation of the sliding table type self-resetting mechanism and the second self-resetting mechanism, the front-back push-pull and left-right steering actions of the handle can be accurately captured.

The invention aims to solve the technical problems of poor operation stability, low working efficiency, low environment adaptability and low bearing performance in the prior art, and provides a three-way crawler-type three-way forklift system. Comprising a control module, a crawler walking module, a steering execution module, an operation execution module and a safety detection module. The control module is electrically connected with the crawler walking module, the steering execution module and the safety detection module, is provided with an anti-rollover model, a hydraulic synchronous control model and a differential steering model, and is used for instruction issuing and state coordination; the crawler walking module is used for driving the forklift to move forwards, backwards or steer; the steering execution module is used for controlling the operation execution module to perform steering, transverse moving and lifting actions; the operation execution module is used for bearing, taking and placing goods; the safety detection module is used for monitoring forklift operation state information and operation execution module state information and feeding back the information to the control module for state coordination work.

The utility model relates to the technical field of feeding machines, in particular to a box turning feeding machine which comprises a cushion table plate, a frame groove is formed in the upper side of the cushion table plate, and a box turning feeding assembly is arranged on the inner side of the frame groove. The box turning feeding assembly comprises a supporting plate, a rotating shaft and a stabilizing rod are fixedly installed on the two fixed sides of the bottom of the supporting plate, the rotating shaft is rotationally installed on the inner side of the frame groove, a second motor is fixedly installed on the outer wall of the frame groove, and the output end of the second motor rotates to the inner side of the frame groove and is fixedly connected with the rotating shaft. An arc-shaped sliding groove is formed in the inner wall of the frame groove, the two ends of the stabilizing rod are slidably connected with the arc-shaped sliding groove, and a pressure sensing assembly is arranged at a port of the arc-shaped sliding groove. According to the box turning feeding assembly, the stabilizing rod arranged on the side edge of the rotating shaft is matched with the arc-shaped sliding groove in a sliding mode, the structural stability in the rotating process is improved, and in addition, the completion of the box turning action can be sensed through the sensing effect of a pressure sensor.

The invention belongs to the technical field of greenhouse gas detection, and particularly relates to a soil greenhouse gas emission flux detection experiment system, which drives a casing pipe to move up and down along a main shaft through an adjusting assembly, and drives a soil turning assembly to lift synchronously, so as to adjust the soil turning depth; during soil turning operation, the first motor drives the spindle to rotate, on one hand, the spindle drives the sleeve and the soil turning assembly to revolve around the axis of the spindle through the first transmission assembly, on the other hand, the soil turning assembly is driven to rotate through the second transmission assembly, and therefore the soil turning action is achieved. Through a lifting adjusting mechanism of the sleeve, the defect that the depth of a material turning claw is fixed in the prior art is overcome, the soil turning depth can be flexibly and accurately set according to different plant root system depths and experiment requirements, the plant root systems are effectively prevented from being damaged due to too deep soil turning, it is ensured that a soil conditioner can be evenly mixed with soil of the target depth, and the soil turning efficiency is improved. The adaptability of the experiment system and the accuracy and reliability of the detection result are greatly improved.

This invention discloses an improved geriatric nursing turning device, belonging to the field of medical device technology. It includes a support frame, with rectangular frames connected to both ends. Each rectangular frame has a support base connected to both sides of its lower end. Through the synchronous linkage design of the turning component and the side-lying support component, the turning action and cushioning support are coordinated. The turning board rotates gradually under the drive of a first drive motor, while the support plate of the side-lying support component rotates synchronously through a rotating component, forming a cushioning support angle that conforms to the patient's body. This effectively alleviates the impact of sudden changes in the center of gravity during turning, avoiding traction pain or fracture risks in elderly patients due to osteoporosis and joint degeneration. Furthermore, the cushioning pad added to the surface of the turning board further reduces skin friction and local pressure concentration. Combined with the limiting effect of the L-shaped guardrail, it prevents the patient from sliding and shifting during turning, significantly improving operational safety.