249results about How to "Flexible turning" patented technology

The invention discloses an anti-terrorist explosion-proof robot, comprising a chassis, a crawler traveling mechanism, an obstruction breaking mechanism, a mechanical arm mechanism, a shovel pushing mechanism, a monitoring mechanism and an electric control board control unit, wherein the electric control board control unit is positioned at the central part above the chassis; the crawler traveling mechanism is movably connected below the chassis; the obstruction breaking mechanism is positioned at the front of the chassis; the mechanical arm mechanism is positioned at the front end above the chassis; the shovel pushing mechanism is positioned at the rear end above the chassis and at the rear part of the chassis; and the monitoring mechanism is positioned above a top cover covering the electric control board control unit. The crawler traveling mechanism has a tank type traveling characteristic, so that the robot can adapt to various landforms; an explosion-proof structure can realize an obstruction-breaking cutting explosion-proof function; the mechanical arm mechanism can realize a grabbing function; the shovel pushing mechanism can realize a moving function; and the monitoring mechanism can realize an explosion-proof environmental monitoring function. In the anti-terrorist explosion-proof robot, a plurality of explosion-proof functions of explosives can be implemented at terrible sites in which people are not suitable for staying, so that a plurality of single-function mechanical equipment can be replaced.

The invention discloses a mechanical picking device for greenhouse cultivated tomatoes. The device comprises a driving mechanism, a picking mechanism and three collecting and pouring mechanisms, wherein a driving part of the driving mechanism is driven by a front driving motor and a rear driving motor respectively; the picking mechanism is fixed on a bottom plate of the driving mechanism; the three collecting and pouring mechanisms are of a complete structure, and are triangularly distributed on the bottom plate. According to the device, the driving part is driven by the front driving motor and the rear driving motor, so that the device can move forwards and backwards and turn flexibly; the greenhouse cultivated tomatoes are automatically picked, so that the problems of high operation labor intensity, low production rate and the like are solved, the labor investment and the production cost are reduced, and large-scale plantation and production can be organized favorably.

The invention discloses a dual-drive bionic pectoral fin framework which comprises a rack, a first moving joint, a second moving joint and a pectoral fin-like swing plate. The first moving joint comprises a front swing rod, a front sliding rod, a front driving shaft and a framework connecting block. The second moving joint comprises a rear swing rod, a bearing base and a rear driving shaft. The pectoral fin-like swing plate comprises a spanwise rib plate, a first chordwise rib plate, a second chordwise rib plate, a third chordwise rib plate and a swing plate. The dual-drive bionic pectoral fin framework is simple and compact in structure and smooth in motion, and if the dual-drive bionic pectoral fin framework is added on a bionic robot fish, the facts that the bionic robot fish is high in cruising swimming efficiency and flexible in corner turning can be achieved. According to the dual-drive bionic pectoral fin framework, transmission motion of a driving wave from front to back of the pectoral fin framework is achieved by two chordwise driving fin bars, each chordwise driving fin bar is driven by only one motor, the number of driving sources is reduced, controlling is simple, each chordwise driving fin bar is driven by using the independent motor, the fact that the parameters of swing frequency, swing amplitude, phase different angles and the like of each chordwise driving fin bar are flexible and controllable is achieved.

The invention provides a modular combined robot platform which comprises a plurality of wheel-type trolleys. The wheel-type trolleys are combined through connection devices by means of serial connection and parallel connection, a traveling mechanism and a turning mechanism which are two driving systems are arranged on each wheel-type trolley, and the connection devices include front-rear connection devices and left-right connection devices; each traveling mechanism comprises wheels, hub motors, brake pads, wheel supporting shafts and wheel supports, and each turning mechanism comprises a chainwheel connected on the corresponding wheel support, a tensioning chain wheel connected on a trolley body through a supporting shaft and a driving chain wheel connected on a stepping motor through a motor driving shaft. The modular combined robot platform can effectively ensure safety of a core device on the robot platform and realize flexible turning and quick moving of the robot platform, so that adaptability of the robot platform to operating environment is improved.

The invention relates to an electric-control crawler-type stair climbing walking composite vehicle. The vehicle comprises a wheelchair seat, front driving wheels, a rear support steering wheel, a frame body, crawler stair climbing mechanisms, a power assembly and a power supply system; the wheelchair seat is arranged on the frame body, the front driving wheels are arranged at the two front sides of the frame body, the rear support steering wheel is arranged at the rear side of the frame body, the crawler stair climbing mechanisms, the power assembly and the power supply system are arranged onthe frame body, and the power assembly is connected with the crawler stair climbing mechanisms to drive the crawler stair climbing mechanisms to run to go upstairs or downstairs. According to the composite vehicle, a hand-pushed wheelchair and the crawler stair climbing mechanisms are combined so that the vehicle can conveniently go upstairs or downstairs for travel application; the vehicle can switch a running mode according to actual needs and flexibly turn, the gravity of the whole vehicle is adjusted when the vehicle goes upstairs or downstairs, and a passenger feels safer.

The invention provides a halbach birotor self-sliding wide range speed regulation permanent magnet hub motor for an electric vehicle. The halbach birotor self-sliding wide range speed regulation permanent magnetism hub motor for an electric vehicle includes barrel-shaped inner and outer rotors, a rotatable stator with inner and outer double layer armature windings, two end caps with special structures, an automatic sliding structure fully utilizing mutual coordination of permanent magnet attractive force and a freewheel clutch, and a double reinforcing structure utilizing an electromagnetic clutch. Besides, the hub motor also utilizes a design of a wireless transmission position sensor signal, a sectional type speed regulation design, Halbach array permanent magnet setting, and a novel heat radiation design, and then becomes a unique motor after being integrated with the other patent: self-sliding motor intelligent cruise and PWM and SVPWM control conversion.

The invention discloses a bilateral container loader, and aims to provide a loader with a self-walking function, which can meet transport requirement after being furled, and can operate ground-to-ground and vehicle to vehicle loading and unloading operation. The loader comprises an engine, a frame, two hoisting systems with the same structure respectively installed on two ends of the frame, a self-walking system, a rear axle and a suspension system. The hoisting system consists of a suspension arm device and a landing leg device, the suspension arm device comprises a guide pillar and a T-shaped lifting arm connected with a lifting driving system, two sides of the horizontal part of the T-shaped lifting arm are respectively hinged with a folding type horizontal arm stretching mechanism, and the landing leg device comprises two supporting units each of which comprises a fixed support seat, a horizontal expansion support seat, a swing leg, a connecting bar, a swing driving mechanism and a horizontal expansion driving mechanism. The self-walking system comprises two wheels, a support shaft for connecting the two wheels, a support, an overturning hydraulic cylinder, a steering hydraulic cylinder, a square steering shaft and a self-walking driving mechanism.

The invention discloses a full-hydraulic rotary cultivator with a triangular track wheel-type chassis. The rotary cultivator mainly comprises the triangular track chassis and a rotary cultivation device hung at the tail of the chassis, wherein the triangular track chassis is directly driven by symmetrically arranged hydraulic motors, two triangular tracks arranged on the same side transmit through chains, the rotary cultivation device is driven by the hydraulic motors through a gearbox, and the rotary cultivation depth is adjusted by a hydraulic cylinder. The rotary cultivation is capable of being adapted to various complicated operation terrains due to adoption of a hydraulic chassis driven by the triangular track chassis and turning by 360 degrees locally, flexible and convenient to steer in fields, driven by full hydraulic pressure, simple in structure, reliable in performance, provided with high practicability and suitable for being popularized and applied.

The invention is suitable for the technical field of pipeline operation and provides a pipeline robot. The pipeline robot comprises a driving module which comprises a driving wheel assembly and a first driving assembly, and at least one operation module, wherein the driving wheel assembly comprises a plurality of driving wheel supports and at least one driving wheel rotationally installed on eachdriving wheel support, the first driving assembly is used for driving the driving wheel supports to rotate, an included angle is formed between the central axis of each driving wheel and the rotatingcentral axis of the corresponding driving wheel support and is not 90 degrees, and the at least one operation module is connected with the driving module through a universal joint. The pipeline robotis advantaged in that the size of the pipeline robot can be smaller, the pipeline robot can be applied to operation in a pipeline with a small inner diameter, the universal joint is small in size andgood in flexibility, and the pipeline robot can flexibly turn in a pipeline and is not prone to being stuck; at least one operation module is connected through the universal joint, more operation modules can be arranged, functionality is enriched, and practicability is improved.

The invention discloses a multi-functional rollator for old people. The multi-functional rollator for old people comprises a rollator frame, a pedal device, a backrest, a cushion, a storage box and astorage basket, wherein the rollator frame consists of two front rollator frames and two rear rollator frames, two front rollator frames on the left side and the right side are connected through a front transverse rod, and two rear rollator frames on the left side and the right side are connected through a rear transverse rod; the backrest is connected with a connecting device through a regulatingnut; the storage basket is mounted at the bottom of the cushion; and the storage box is mounted at the right ends of the front transverse rod and the rear transverse rod. The multi-functional rollator disclosed by the invention is relatively simple in structure, small in volume, light in weight, easy to operate and flexible to turn; the height of handles can be regulated; the old people can walkwhile pushing the rollator for old people; and besides, the direction of the backrest can be regulated, when the backrest is on the side of the handles, the multi-functional rollator can be used as asimple small wheelchair for pushing people, and when the backrest is on the side of a pedal, the old people can stop the multi-functional rollator for rest conveniently. The multi-functional rollatorintegrates multiple functions of shopping, walking assistance, resting and the like, and besides, has a folding function, so that the multi-functional rollator is convenient for the old people to travel.

The invention discloses a mechanical traction device with a buffer function. The mechanical traction device with the buffer function comprises a traction shell, a first elastic gasket, a first moving shaft, a first spring, a first end cover, a first pre-tightening nut, a first connecting shaft, a first bearing, a first fixing part, a first pull hook, a fixing screw, a second elastic gasket, a second moving shaft, a second spring, a second end cover, a second pre-tightening nut, a second pull hook, a second connecting shaft, a first fixing part and a second bearing. The mechanical traction device with the buffer function has the advantages that the mechanical traction device is simple and reasonable in structure and complete in function; during traction transport of box stands, the first pull hook and the second pull hook are connected between box bodies, and the first spring and the second spring are capable of buffering during start and braking, so that transport stability is guaranteed; pre-tightening force of the first spring and the second spring can be adjusted through the first pre-tightening nut and the second pre-tightening nut, so that different traction force requirements are met; the first pull hook and the second pull hook can rotate effectively through the first bearing and the second bearing, and accordingly the box bodies can turn more flexibly during traction is ensured.

The invention discloses an automatic-assisting walking aiding vehicle device and belongs to the field of walking aiding devices. The automatic-assisting walking aiding vehicle device is composed of a frame, a first self-locking universal wheel, a second self-locking universal wheel, a third self-locking universal wheel, a fourth self-locking universal wheel, a motor, a first hydraulic cylinder, a piston rod, a pressing plate, a lifting rod, a screw, a first rod, a second rod, a third rod, a second hydraulic cylinder and a matching plate. The motor is connected with the first rod through the frame, the third rod is hinged to the front side of the frame, the second hydraulic cylinder is fixedly connected to the third rod, one end of the second rod is hinged to the first rod, and the other end of the second rod is hinged to the second hydraulic cylinder through a matching block. The first self-locking universal wheel, the second self-locking universal wheel, the third self-locking universal wheel and the fourth self-locking universal wheel are installed on the frame and the lower portion of the second hydraulic cylinder. The pressing plate is hinged to the lifting rod and the piston rod, and the first hydraulic cylinder is fixedly connected to the frame. Stair climbing can be achieved through a crank link mechanism, and the screw is used for adjusting the height of the lifting rod. The automatic-assisting walking aiding vehicle device has the advantage that automatic-assisting walking aiding in stair climbing can be achieved.