618results about "Wheels" patented technology

A wheel of the present disclosure includes a barrel holder, barrel support shafts, barrels, and bearings. The barrel holder is rotationally driven. The barrel support shafts arranged on the circumference of the barrel holder at an angle to a rotation axis of the barrel holder. The barrels are barrel-shaped rotating bodies. The barrels are rotatably supported on the corresponding barrel support shafts, and outer surfaces of the barrels contact a surface on which the wheel travels as the barrel holder rotates. The bearing supports the retainer. A groove is formed at least in a region of the outer circumferential surface of the barrel support shaft extending in the axial direction and including a radially inner projected area of the retainer.

A wheel assembly includes a wheel portion and a pair of drive assemblies opposing each other with the wheel portion interposed therebetween. One of the pair of drive assemblies includes a first motor and a first deceleration assembly. The other of the pair of drive assemblies includes a second motor and a second deceleration assembly. The first deceleration assembly includes a first input shaft connected to the first output shaft. The first rotation axis and the second rotation axis are parallel to the rotation axis of the wheel portion and disposed outside the wheel portion in the radial direction of the wheel portion. The first output shaft, the first input shaft, the second output shaft, and the second input shaft extend in a direction away from the wheel portion in a direction along the rotation axis.

The invention relates to the technical field of wind power gear forging, in particular to forging equipment for wind power gear forgings and a forging method of the forging equipment. A protective vertical plate is fixed to the corner of the top of the base, a top plate is installed at the top of the protective vertical plate, and a forging hydraulic machine is installed at the middle end of the top plate. Wherein the forging platform is located at the top of the base; wherein the number of the overturning bases is two, the two overturning bases are installed at the two ends of the top of the forging platform, and guide grooves are formed in the upper ends of the overturning bases. By means of the arrangement of the overturning base, manual near-field operation is replaced, safety risks caused by high-temperature and heavy forgings are completely eradicated, safe interlocking is formed by the groove type photoelectric switch and the Z-shaped shielding piece, it is ensured that the action is accurate and reliable, the overturning time is shortened to be the shortest, a high-temperature forging window of the forgings is fully utilized, and the heating frequency is reduced.

The application relates to a deformable wheel with non-pneumatic load bearing intended to equip a vehicle for rolling under extreme conditions such as those encountered on the Moon and on Mars, comprising a hub, an annular tread intended to be in contact with the soil, positioned around the hub which is concentric therewith and comprising a layer of composite material coated with at least one protective layer, and a plurality of metal cables whose outer diameter is comprised between 0.2 mm and 5 mm, each cable connecting the hub to the tread while being fixed, on the one hand by an external end to the tread, and on the other hand by an internal end to the hub by an elastic member making it possible to modulate the radial stiffness of the cables, each elastic member being associated with an abutment able to limit its deformation.

An omni wheel includes a hub bracket and roller components. Each roller component includes a first roller assembly and a second roller assembly. The first roller assembly includes a roller bracket and a first roller structure. The second roller assembly includes a second shaft and a second roller structure, and the second shaft includes a second shaft body and a limiting portion. The second shaft body is connected and locked to a first connection structure to axially limit the second roller structure with respect to the limiting portion and the first connection structure. The omni wheel can ensure that second rollers will not shake and oscillate during running of the omni wheel and thus reduce vibrations and noise of the omni wheel, therefore improving the running stability.

A mecanum wheel includes a first wheel frame having a circumference and a plurality of first mounting mechanisms spaced about the circumference. There is a second wheel frame having a circumference and a like plurality of second mounting mechanisms spaced about the circumference. There are a plurality of roller units, each having a roller surface and a hollow center cavity. There is an axle disposed in the hollow center cavity of each roller, and a first end of the axle is connected a first mounting mechanisms and the second end of each axle is connected to the second mounting mechanism. The first end of each axle includes an angled tip portion with a substantially flat surface.

The invention discloses a wall-climbing robot adsorption wheel and a wall-climbing robot, and relates to the technical field of robots, the wall-climbing robot adsorption wheel comprises a first driving device, a wheel body, a second driving device and a magnetic adsorption unit arranged in an inner cavity of the wheel body, and a body of the second driving device is fixedly connected to a wall-climbing robot body; an output shaft of the second driving device is fixedly connected with the magnetic adsorption unit, and when the wall-climbing robot walks on a straight metal wall face, the direction of the maximum adsorption force of the magnetic adsorption unit is perpendicular to the metal wall face where the robot is walking. When the wall-climbing robot moves forwards between a concave-convex curved surface or two wall surfaces intersecting at a certain angle, the direction of the maximum adsorption force of the magnetic adsorption units in the wheel bodies is changed, so that the direction of the maximum adsorption force of the magnetic adsorption units is perpendicular to the tangent line of the metal wall surface on which the robot is going to walk; the adsorption force between the magnetic adsorption unit and the metal wall surface to be adsorbed is improved, and the desorption and falling risks of the wall-climbing robot are reduced.

The invention relates to the technical field of automobile hub manufacturing, in particular to an automobile hub capable of actively reducing wind resistance. Comprising a wheel rim, a spoke frame is fixedly connected to the wheel rim, a transmission rod is fixedly connected to the spoke frame, a friction disc is fixedly connected to the transmission rod, calipers are arranged on the friction disc, the transmission rod is rotationally connected with a limiting plate, a wind blocking frame is fixedly connected to the limiting plate, and a supporting ring is fixedly connected to the wind blocking frame. The supporting ring is rotationally connected with the wheel rim, the transmission rod is slidably connected with extrusion frames distributed in an array mode in the circumferential direction, and tension springs distributed in a mirror image mode are arranged between the extrusion frames and the transmission rod. According to the hub, the air blocking frame is matched with the spoke frame, the air inlet state of the rim is adaptively switched according to the specific driving state of an automobile, so that the hub gives consideration to'low wind resistance 'at high moving speed and'efficient heat dissipation' at medium and low moving speed, and the stability of an automobile braking system is guaranteed while the endurance of the automobile is improved.

The water-land-air triphibian variable-configuration robot comprises a robot body, a deformation wheel, a rotating wheel and a clamping jaw mechanism, and the robot body comprises a middle connecting pipe, a clamping jaw seat and two robot body deformation assemblies; the clamping jaw seat is rotatably arranged on the middle connecting pipe, and the clamping jaw mechanism is arranged on the clamping jaw seat; the two aircraft body deformation assemblies are arranged on the middle connecting pipe and connected with the deformation wheels and the rotating wheels correspondingly so that the deformation wheels and the rotating wheels can rotate around the middle connecting pipe, and then the whole aircraft can be switched among a flight mode, a ground mode and a water surface mode. And the deformation wheels are provided with paddle legs which can be embedded or opened, so that the whole machine is deformed between a wheel type state and a wheel paddle leg state. According to the invention, triphibian multi-mode movement can be realized, and a flexible operation tail end is provided.

The invention discloses an adsorption type building facade multi-degree-of-freedom detection platform car, and relates to the technical field of building component maintenance and detection. Comprising a frame, a multi-degree-of-freedom detection support and a disc platform, Mecanum wheels are installed at the four corners of the frame, the frame can move in all directions and can be finely adjusted, and an upper micro-angle rotating table adjusts the posture of the platform. The vacuum climbing and attaching device is combined with an air bag to achieve stable adsorption of a vertical face, the detection support is provided with a telescopic rod, a steering engine, a micro probe and a photographing vision module, and cracks, hollowing, peeling and environmental parameters can be collected. The power supply supplies power in a stabilized voltage mode, the main control center coordinates actions of all mechanisms and assists ultrasonic waves, infrared rays and flash lamps to achieve obstacle avoidance and low-light imaging, and data are remotely transmitted through the wireless module. The system is compact in structure, complete in function, efficient in detection and suitable for intelligent inspection of building facades.

A tool (100) for cold forming of splines on a pre-machined blank includes an annular shaped die holder (102) and an annular shaped die (104) concentrically fixed to the die holder (102). The die (104) includes splined profile matching profile of the splines to be formed on an inner circumference of the annular shaped die (104). The tool (100) is configured to concentrically locate the blank (300) over the die (104) such that when the blank is forced against the die (104), the splined profile of the die (104) deforms the spline portion (304) of the blank (300) to generate the splines. The blank includes an undercut located between a gear portion (302) and a spline portion (304) of the blank to accommodate material flow due to deformation of the spline portion (304) of the blank (300) during generation of the splines.

A device for machining a workpiece with a tool is shown and described. The device comprises a base and a tool head movably mounted on the base in a first direction. The tool head includes at least a first gear rotatable about a first axis of rotation and a second gear rotatable about a second axis of rotation, the second axis of rotation extending along a straight line along which the first axis is also oriented. The first gear and the second gear are operatively connected to transmit a rotation from the first gear to the second gear, and the second axis of rotation is offset from the first axis of rotation in a second direction, the second direction being perpendicular to both the first and second axes of rotation.The tool head further comprises a tool holder rotatable about the second axis of rotation and connected to the second gear, configured to receive the tool so that the tool, together with the tool holder, can be rotated about the second axis of rotation. The device further comprises a first drive operatively coupled to the first gear and configured to drive the first gear, and a second drive operatively coupled to the tool head and configured to move the tool head relative to the base in the first direction.

The utility model discloses a forged and stamped aluminum alloy hub, which belongs to the technical field of hubs, and has the following beneficial effects compared with the prior art: a positioning bulge and a positioning groove matched with the positioning bulge in an inserting and positioning manner are respectively arranged on one surfaces, which are close to each other, of a first connecting plate and a second connecting plate; a first rim frame and a second rim frame are positioned in the assembling process through positioning fit, it is guaranteed that a certain included angle is formed between the first rim frame and the second rim frame, follow-up installation of rolling pieces is facilitated, and the assembling efficiency is improved. The first rim frame is provided with a first connecting plate, the second rim frame is provided with a second connecting plate detachably and fixedly connected with the first connecting plate, one of the first connecting plate and the second connecting plate is provided with a positioning groove, and the other one of the first connecting plate and the second connecting plate is provided with a positioning protrusion matched with the positioning groove in an inserted and positioned mode. The positioning grooves and the positioning protrusions are matched in an inserted mode in the axial direction of the hub.

A material transportation trolley for a fishing raft comprises a frame capable of carrying goods; the four Mecanum wheels are respectively arranged at four corners of the frame and are used for driving the frame to run on the transverse plate and the longitudinal plate; each walking driving motor is used for driving one Mecanum wheel to roll; the four anti-deviation driving motors are respectively arranged at four corners of the frame; one driving rod is mounted on a rotating shaft of each anti-deviation driving motor, and under the driving of the anti-deviation driving motors, the four driving rods can swing downwards to the left side and the right side of a floating pipe below the frame or be lifted to the position above a fishing raft; one edge protecting wheel is mounted at the tail end of each driving rod in a left-right swinging manner and clings to the outer side of the floating pipe to roll; one end of the tension and pressure sensor is connected with the driving rod, and the other end of the tension and pressure sensor generates tension and pressure under swinging linkage of the edge protecting wheel; and the controller can control all the walking driving motors and all the anti-deviation driving motors to act according to the received signals of all the tension and pressure sensors. The invention provides a device suitable for walking operation on a fishing raft.

This application provides a dual overrunning clutch decoupled adaptive stiffness pneumatic tire, including a wheel body structure, a main drive system, and a stiffness adjustment system. The wheel body structure includes a hub structure nested within the wheel body. The wheel body has at least one circumferentially extending annular channel, which includes circumferentially staggered pressure-bearing areas and non-pressure-bearing areas. The hub structure includes several hub units nested within the channel and evenly spaced circumferentially, each hub unit being able to slide independently along the channel. The main drive system includes a first bidirectional overrunning clutch for driving the hub structure and wheel body to rotate synchronously. The stiffness adjustment system includes a second bidirectional overrunning clutch for driving the hub structure to rotate relative to the wheel body. When there is a difference in the speeds of the two wheels, the second clutch engages; when the speeds are equal, it overruns. The differential rotation of the hub structure drives the hub units to slide, changing their contact state with the pressure-bearing areas, thereby achieving real-time adaptive stiffness adjustment during driving, pneumatic tire-free wear resistance, and low energy consumption for all road conditions.

A traveling robot 10 comprises: a plurality of wheels 16 that are rotatably supported by a frame 20; and a control part 37. The control part 37 detects derailment of the wheels 16. When a derailment of one of the wheels 16 has been detected, the control part controls the operation of wheels 16 excluding the one wheel 16 that has derailed, among the plurality of wheels 16, and brings said one derailed wheel into contact with the ground.

The utility model discloses a protection type automobile hub which comprises a hub body, a mounting frame is arranged on the inner wall of the hub body, a spraying pipe is arranged on the inner side of the mounting frame, a plurality of spraying holes are formed in one side of the spraying pipe and distributed in an array mode at equal intervals, a mounting plate is fixedly connected to one side of the mounting frame, and the mounting plate is fixedly connected to the other side of the mounting frame. A water pump is clamped to one side of the mounting plate, the output end of the water pump is fixedly connected with a water conveying pipe, the other end of the water conveying pipe is connected with a water inlet of the spraying pipe, and the other end of the water pump is connected with a water pumping pipe; a protection plate is connected to one side of the mounting frame in a clamped mode, and a plurality of heat dissipation openings are formed in the protection plate. According to the protective automobile hub, the temperature of parts such as the hub is prevented from being too high, thermal expansion of metal materials of the hub is prevented, deformation of the hub is avoided, controllability and stability of an automobile are guaranteed not to be affected, and safety of a user can be protected.

The present application relates to gear processing forging equipment technical field, specifically a kind of temperature monitoring function's gear processing is forged device, and the forging device includes first forging machine, second forging machine, manipulator, test table, first forging machine is processed into intermediate body by hollow cylindrical raw material block, second forging machine is placed in first forging machine side, second forging machine is processed into gear-shaped forming body by intermediate body, test table is placed in second forging machine side, test table tests the tooth root toughness in the meshing process of forming body, manipulator is set between first forging machine, second forging machine, test table for transferring workpiece.Raw material block is heated to forging point using resistance heating mode, resistance heating electrode is set in first forging machine and second forging machine, first forging machine and second forging machine are with infrared probe to identify the temperature of raw material block and intermediate body in heating process.After obtaining intermediate body, the outer edge of heated intermediate body, so that the material that becomes tooth surface finally in second forging process is based on the material of original outer edge.

The invention discloses a bicycle wheel hub architecture comprising a main axle (6) surrounded by a shaft sleeve (1) carrying an axle bearing (2) that supports rotation of a hub shell (7) together with a second hub bearing (14) which is positioned radially in a freehub body (15) enabling the hub shell (7) to rotate freely about the main axle (6); a brake‑side dropout spacer (3), a cassette‑side dropout spacer (17) and a spacer sleeve (16) for axial positioning; a cassette (18) secured by a cassette lockring (19); and a retaining ring (13) for axial retention; wherein the freehub body (15) couples inner (10) and outer (9) synchronization rings to a fixed toothed ring (8) which is mechanically fastened to the hub shell (7), and wherein a mechanical engagement is produced by axial motion of a set of outer (11) and inner (12) bellows along the shaft sleeve (1).

A bicycle hub assembly comprises a hub axle, a hub shell, and a sprocket support link. The sprocket support link includes a tubular section and a first tooth. The tubular section includes an outer peripheral surface and a mounting section, which is provided only radially inside the outer peripheral surface. The first tooth is designed to be attached to the mounting section of the tubular section. The first tooth comprises a first surface and a second surface. The first surface is designed to face a mounting section of a bicycle sprocket in one circumferential direction of the sprocket support link. The second surface is opposite the first surface in the circumferential direction. The second surface is designed to face the mounting section of the bicycle sprocket in the circumferential direction.

The invention discloses a hub motor, a wheel, a propeller and a vehicle, and the hub motor comprises a rotor; the paddles are connected with the rotor; the paddles can be driven by the rotor to rotate around the central axis of the wheel, so that the wheel can move in water. According to the hub motor, the blades are integrated on the rotor, and the rotor drives the blades to rotate around the central shaft of the wheel, so that the wheel is propelled on water. When the vehicle floats on the water, the rotor drives the blades to rotate, it is guaranteed that the wheel has the propelling function and advances or retreats on the water, no extra propeller needs to be arranged, the overall structure is simple, the space design is more compact, and the cost performance is high.

The walking assembly comprises a walking wheel body arranged on the photovoltaic cleaning robot, the walking wheel body comprises a first wheel body and a second wheel body which are coaxially and fixedly arranged, the end, away from the second wheel body, of the first wheel body is used for being in transmission connection with the photovoltaic cleaning robot, and the second wheel body is constructed into a conical wheel; the large-diameter end of the conical wheel faces the first wheel body, and the diameter of the large-diameter end of the conical wheel does not exceed the diameter of the first wheel body. Grooves which are arranged in the circumferential direction are formed in the walking outer ring of the walking wheel body, and the arrangement positions of the grooves in the walking wheel body correspond to the installation positions of the obstacle pieces so that the grooves can avoid the obstacle pieces. Therefore, the situation that the service life of the photovoltaic cleaning robot is affected due to the fact that the walking assembly collides with the obstacle piece is avoided, and the adaptability of the photovoltaic cleaning robot to the building environment of the photovoltaic assembly is greatly improved.

The invention relates to a method for optimizing the number of swing legs of passive deformation wheels of a bionic composite mobile robot, the robot is formed by connecting a plurality of sections of driving modules through a flexible hinge device, each driving module comprises two passive deformation wheels and a vehicle body, and each passive deformation wheel is independently driven by a stepping motor and comprises an inner ring, an outer ring and a spring set; wherein the cross rod and the spoke rods are fixed on the driving shaft, and the cross rod, the spoke rods and the driving shaft form an inner ring; the outer ring is composed of a hub and a plurality of arc-shaped swing legs, and the swing legs are distributed on the outer edge of the hub at intervals and rotationally connected with the hub through pin shafts. The spring group comprises a pressure spring and a tension spring, the pressure spring is connected with the cross rod and the hub, and the tension spring is connected with the spoke rod and the swing leg; the method comprises the following steps that mechanical property differences of different numbers are quantitatively compared through three constraints of anti-skidding, low oscillation and structure adaptation of an obstacle crossing mechanical model, the number of swing legs is determined, and stable obstacle crossing is achieved. The method helps to improve the stability of the whole vehicle body when the robot crosses obstacles.

The utility model relates to the technical field of differential bevel gear dies, and discloses a differential bevel gear upsetting-extruding and backpressure composite forming die which comprises a bevel gear upper die, and a bevel gear lower die matched with the bevel gear upper die is arranged at the bottom of the bevel gear upper die. According to the upsetting-extruding and backpressure composite forming die for the bevel gear of the differential mechanism, a longitudinal rigid uniform force beam is arranged in the first tough rigid part, and a transverse rigid uniform force beam is arranged in the second tough rigid part, so that the upsetting-extruding and backpressure composite pressure is conveniently uniform, meanwhile, the toughness strength of the die can be improved, and die damage caused by extrusion is reduced; a force-uniformizing rigid plate is convenient for fixing two extrusion rods through a composite clamping groove and is convenient for uniformly extruding consistent pressure; a telescopic spring is convenient for driving the force-uniformizing rigid plate to perform telescopic resetting; the extrusion rods drive the force-uniformizing rigid plate to extrude and be attached to a limiting clamping groove; a force-guiding rigid plate is in contact with a first tough rigid piece and a second tough rigid piece, so that uniform pressure conduction is convenient; and the upsetting-extruding and backpressure compounding effect of the bevel gear of the differential mechanism is improved.

The invention relates to a deformable wheel (2) with non-pneumatic load bearing intended to equip a vehicle for driving under extreme conditions, such as those encountered on the moon and Mars, comprising: a hub (4), an annular tread (6) intended to come into contact with the soil, and a plurality of metal cables (8), the invention relates to a pneumatic tire comprising a hub (4), an annular tread arranged around the hub concentric therewith and comprising a layer of composite material coated with at least one protective layer, a plurality of metal cables having an outer diameter of between 0.2 mm and 5 mm, each cable connecting the hub (4) to the tread, each cable being fixed to the tread by an outer end (8a), and each cable being fixed to the tread by an outer end (8b). On the other hand, the cable is fixed to the hub by means of an inner end (8b) by means of an elastic member (18) capable of adjusting the radial stiffness of the cables, each elastic member being associated with a stop surface (12, 14) capable of limiting its deformation.

The invention belongs to the technical field of vehicle running systems, and particularly relates to a track driving mechanism for a deformation wheel, which comprises a bidirectional hydraulic motor (1), a speed reducer assembly (2), a driving gear ring assembly (3), a bearing (4), an inner side guide unit (5) and an outer side guide unit (6), hydraulic power provided by an external power oil source is stably transmitted to a rubber track of the deformation wheel, and then the track type driving function of the deformation wheel is achieved. Particularly, each deformation wheel is provided with three sets of crawler driving mechanisms, the driving mechanisms are arranged at the three vertex positions of the triangular wheel body respectively, the crawler type driving function of the wheel body is guaranteed, and the maintaining function of the contours of the deformation wheel configuration mechanisms is also guaranteed. In the control aspect, the bidirectional hydraulic motor and the three-position four-way proportional electromagnetic valve are integrated to achieve multi-action and speed adjustment of the track assembly, and the bidirectional hydraulic motor and the switch electromagnetic valve are integrated to conveniently control the locking function of the track driving mechanism.

The invention discloses a self-repairing heat dissipation wheel based on a double-response intelligent material and a preparation process thereof, the wheel adopts a three-layer gradient composite structure and a double-trigger control system, and the three-layer structure comprises a self-repairing layer, a transition interface layer and a heat dissipation layer from outside to inside; the surface of the self-repairing layer is provided with a diamond dot matrix, and the inner side of the self-repairing layer is provided with a heating sheet; the transition interface layer is formed by explosive welding of titanium and aluminum; the heat dissipation layer comprises an aluminum alloy base body, a composite phase change material, a directional heat dissipation micro-channel, heat dissipation fins and a micro electromagnetic valve. The double-trigger system comprises a sensing module, a control module and a power supply module. The preparation technology comprises the steps of alloy preparation, explosive welding, heat dissipation structure machining, vacuum diffusion welding, phase change material vacuum infusion, function integration and the like. Micro-damage self-repairing and efficient heat dissipation are achieved, it is guaranteed that the structure is stable and matched with working conditions, the service life of wheels is prolonged, driving safety is improved, and light weight and high strength are both considered.