30results about How to "Realize steering operation" patented technology

The invention discloses a walking assembly of a crawler-type engineering vehicle and a control method thereof. The walking assembly of the crawler-type engineering vehicle comprises a controller, a walking mechanism and a hydraulic system, wherein the walking mechanism comprises four crawlers which are horizontally arranged in sequence, two crawlers are arranged at the left side, and the other two crawlers are arranged at the right side; the hydraulic system comprises four hydraulic pumps and four hydraulic motors; the four crawlers are driven by the four hydraulic motors, and the four hydraulic pumps and the four hydraulic motors are in one-to-one correspondence; and an output end of the controller is connected with a control end of a variable control mechanism of the hydraulic pump. In the walking assembly, the controller can control the discharge capacity of each hydraulic pump so as to control the actual output rotational speed of each hydraulic motor, so the four crawlers are encircled at a preset speed. The control on the walking assembly can realize the turning of the crawler-type engineering vehicle, a turning system does not need to be arranged independently, and the whole structure of the crawler-type engineering vehicle can be simplified so as to facilitate control and operation.

The invention provides an AVG conveying device which comprises a vehicle body, a steering wheel mounting assembly and a wheel holding mechanism, the vehicle body comprises a first vehicle frame, a second vehicle frame and a connecting frame, the steering wheel mounting assembly comprises steering wheel single pieces arranged corresponding to the first vehicle frame and the second vehicle frame respectively, and each steering wheel single piece comprises a base, a buffer connecting piece, a steering wheel and a steering mechanism; the wheel holding mechanism comprises wheel holding single pieces arranged corresponding to guide rails in the first vehicle frame and the second vehicle frame respectively, and each wheel holding single piece comprises a holding assembly and a lifting assembly. According to the technical scheme, the AVG conveying device has the beneficial effects that the overall structure is simple, and through the design of the steering wheel mounting assembly, walking conveying of the whole AVG conveying device is facilitated; due to the design of the wheel holding mechanism, a vehicle can be held tightly, the wheel holding single pieces holding the vehicle tightly aredriven to ascend and descend adaptively, the design of the steering wheel single pieces is combined, the vehicle can automatically pass security check, a driver does not need to operate the vehicle,efficiency is high, and safety is high.

The invention discloses an anti-rollover vehicle body mechanism of a multiwheel vehicle. The anti-rollover vehicle body mechanism comprises a vehicle frame, two adjusting front wheels are arranged onthe front side of the vehicle frame, and a vehicle body adjusting mechanism is arranged above the adjusting front wheels and mainly comprises an upper moving frame and a lower moving frame; the uppermoving frame comprises two upper connection rods arranged at an interval in a front-rear parallel manner and connected by through three upper rotating shafts, the lower moving frame comprises two lower connection rods arranged at an interval in a front-rear parallel manner and connected by three lower rotating shafts, the upper rotating shafts and the lower rotating shafts in up-down correspondence in the upper and lower moving frames are connected by guide columns, steering shaft sleeves are arranged on the two guide columns positioned on the lateral side, and the middle of each steering shaft sleeve extends outwards and downwards to be connected with the adjusting front wheel on the corresponding side. Lateral-tipping turning of the vehicle is realized by adjusting height of the adjusting front wheels relative to the vehicle frame, so that impact of centrifugal force received by the vehicle body during turning can be relieved effectively, stable turning can be ensured, and rollover can be avoided.

The invention discloses an adjusting and steering device capable of facilitating corrugated paper box conveying and relates to the technical field of corrugated paper box production. The device comprises a supporting mechanism and a power assisting mechanism, wherein a positioning mechanism is arranged above the supporting mechanism, a conveying mechanisms are arranged on the left side and the right side of the positioning mechanism correspondingly, the power assisting mechanism is arranged in the middle of the positioning mechanism, an angle control mechanism is arranged below the power assisting mechanism, the power assisting mechanism comprises a power shaft, supporting plates, a fixing bearing and a power assisting rubber belt, and the supporting plates are arranged at the front end and the rear end of the power shaft correspondingly. The device is advantaged in that the rotation adjusting effect of the power assisting mechanism is achieved through cooperation between a base paneland an electric rotary disc, so the direction of corrugated paper boxes in the advancing process is changed, steering operation of the corrugated paper boxes in the conveying process is achieved, anduse requirements of people are effectively met.

The invention discloses a traveling control device of a garden management machine. The traveling control device comprises a handrail substrate which is installed on the rear end of a garden management machine stander, wherein the handrail substrate is provided with a handrail horizontal rotating shaft in the vertical direction, the top end of the handrail horizontal rotating shaft is fixedly provided with a handrail installation base, a handrail horizontal rotating locking device is arranged between the handrail substrate and the handrail installation base, and the bottom end of the handrail horizontal rotating shaft extends downwards to penetrate through the handrail substrate and to be provided with a steering assistant device; and the handrail installation base is provided with a handrail pitching rotating shaft in the horizontal direction, a handrail is installed on the handrail pitching rotating shaft in a rotating way, and a handrail pitching rotating locking device is arranged between the handrail installation base and the handrail. When the traveling control device is in work, the horizontal rotation and locking of the handrail can be realized, and the pitching rotation and locking of the handrail also can be realized, so that incapability in work in a narrow space can be avoided, the convenience and applicability of the garden management machine can be greatly improved, and the agricultural operation quality can be improved.

The invention provides a wheel-track combined wall-climbing robot. The wheel-track combined wall-climbing robot comprises a frame, rubber wheels, a steering adjusting mechanism, electromagnetic adsorption type track mechanisms, a welding gun, a welding gun transmission mechanism, a camera support assembly, a CCD camera, a cross curve laser marker, an ultrasonic obstacle avoidance sensor and a PLC; the rubber wheels are connected to the two sides of the front end of the frame through universal joints, and the steering adjusting mechanism is connected between the rubber wheels and the frame; the electromagnetic adsorption type crawler mechanisms are connected to the two sides of the frame; the welding gun is connected to the front end of the frame through the welding gun transmission mechanisms; and the CCD camera and the cross line laser line marker are installed on the camera support assembly, and the camera support assembly is connected with the frame. According to the wheel-track combined wall-climbing robot, wall-climbing movement of the robot can be achieved, steering operation of the robot can be achieved, movement of the welding gun in the set range where the robot frame is located can be achieved, and the welding task can be flexibly and efficiently completed.

The invention discloses a traveling control device. The traveling control device comprises a handrail substrate mounted at the rear end of a rack of a field management machine; a handrail horizontal rotating shaft in the vertical direction is arranged on the handrail substrate; a handrail mounting seat is fixedly mounted at the top end of the handrail horizontal rotating shaft; a handrail horizontal rotating locking device is arranged between the handrail substrate and the handrail mounting seat; the bottom end of the handrail horizontal rotating shaft extends downwards to pass through the handrail substrate, and a steering auxiliary device is mounted at the bottom end of the handrail horizontal rotating shaft; a handrail pitching rotating shaft in the horizontal direction is arranged on the handrail mounting seat; a handrail is mounted on the handrail pitching rotating shaft in a rotating manner; and a handrail pitching rotating locking device is arranged between the handrail mounting seat and the handrail. During operation, horizontal rotation and locking of the handrail can be realized, pitching rotation and locking of the handrail can also be realized, and the device can work no matter the space is narrow or not, so that the convenience and applicability of the field management machine are greatly improved, and the quality of agricultural work is improved.

The invention discloses a prefabricated curtain board and protecting wall formwork construction trolley for the viaduct surface of a high-speed train. The prefabricated curtain board and protecting wall formwork construction trolley comprises a frame structure assembly, a suspension crane assembly, a double-steering-wheel assembly, a fixed single-wheel assembly, a supporting leg mechanism assembly, a frame lifting assembly, a rail beam telescopic assembly, a bottom counterweight assembly, a power electronic control assembly and the like; the frame structure assembly is a mounting bearing partof all the mechanism devices; the suspension crane assembly realizes left-right, front-rear and up-down three-dimensional movement under manipulation of a wireless remote manipulator; the double-steering-wheel assembly is the main functional part for linear and steering running of a whole machine; the fixed single-wheel assembly is also one of the main functional parts for running of the whole machine; and a power hydraulic system provides power for the frame lifting assembly and the rail beam telescopic assembly, and thus rising, falling, expanding and retracting movement requirements are met. The prefabricated curtain board and protecting wall formwork construction trolley has the functions of loading, unloading, hoisting, mounting, dismounting, storing, linear running and curve runningsimultaneously, meanwhile, operation of other working procedures is not affected, and the comprehensive efficiency is high.

The invention provides a transformer door lock which comprises a door lock body composed of a door body, a hinge, an electronic lock, a cylindrical gear, a rack, a spring bolt and a rotary matching column, the cylindrical gear is fixedly arranged on the rotary matching column in a sleeving mode, a mounting support is fixedly arranged in the door body and located below the rotary matching column, and the hinge is fixedly arranged on the door body. The mounting support and the two racks are arranged in an avoiding mode, a middle rotating shaft is arranged on the mounting support in a rotating mode, the middle rotating shaft is longitudinally arranged and is perpendicular to the rotating matching column, a first bevel gear is fixedly arranged at the top end of the middle rotating shaft, and the rotating matching column is fixedly sleeved with a second bevel gear meshed with the first bevel gear. The transformer door lock provided by the invention has the advantages that manual unlocking can be carried out under the condition that equipment is powered off, the operation modes are increased, and a user can conveniently use the transformer door lock.

The invention discloses a floating device of a paddy field operation equipment driving system. The floating device comprises a lower framework, an upper framework, wheel frames, a hanging bracket, wheel and axle assemblies, a differential mechanism, universal shaft assemblies, main pins and rollers, wherein an axle sleeve is arranged in the middle of the lower framework; pin holes are formed in both ends of the lower framework; the upper framework is rotationally connected with the axle sleeve through a shaft; upper ends of the wheel frames are hinged with the pin holes through the main pins;the hanging bracket is connected with the lower end of the lower framework; the hanging bracket is connected with both sides of the differential mechanism in a fastened manner; wheel discs are arranged at lower ends of the wheel frames; the wheel and axle assemblies are connected with the wheel discs in a fastened manner; one ends of the universal shaft assemblies are connected with the output shaft of the differential mechanism; the other ends of the universal shaft assemblies are connected with the wheel and axle assemblies; and the rollers are connected with the wheel and axle assemblies ina fastened manner. The floating device is good in power and high in ground clearance; and in addition, as the input shaft of the differential mechanism is connected, multi-wheel driving can be achieved, and the floating device does not slip off or run off tracking and is stable in steering in rice fields with different mud depths.

The invention discloses a large-rotating-angle wet brake steering axle. The Large-rotating-angle wet brake steering axle comprises an axle body, steering knuckles, main pins, hubs, wet brakes, a tie rod and a steering oil cylinder. The two ends of the axle body are connected with the hubs and the steering knuckles through the main pins correspondingly. By rotating a steering wheel, oil is injectedinto the oil cylinder through an oil pipe connected with the steering oil cylinder, thus, a piston of the steering oil cylinder is pushed to move in the left-and-right direction, a piston rod is driven to move, the tie bar is connected with the two steering knuckles, the piston rod moves to drive the steering knuckles to rotate, thus, the hubs rotate, the hubs are acted through the wet brakes forbraking, guarantees can be achieved in different harsh environments, at the same time, the requirements of the smaller steering structure and the larger steering angle are met, the wet brakes are used for replacing original drum brakes or clamp brakes, a vehicle has stable and good braking performance in different use environments, the structural layout is smaller and more compact, and the performance requirement of the large rotating angle can be met.