1553results about "Wheels" patented technology

Methods and inspection robots with on body configuration are described. An example inspection robot may have a center body with a plurality of connected drive modules, each drive module having a sensing circuit to measure a drive module operating characteristic, and a visual indicator circuit to output a first visual indicator corresponding to the drive module operating characteristic. The visual indicator circuits of each of the plurality of drive modules are positioned to be simultaneously visible at a point of view.

Inspection robots and methods for inspection of curved surfaces with sensors at selected horizontal distances are described. An example of such an inspection robot includes a housing; a drive module with a wheel and a motor operatively linked to the housing, a plurality of sensor sleds, and a payload. The payload, which is coupled to the housing, may include a first and a second rail component, each with at least one connector, where the rail components are connectable at a first selected position of a plurality of discrete engagement positions. Each of the rail components may be structured to support at least one of the plurality of sleds where each of the plurality of sleds is coupled to the payload at a respective selected horizontal position such that the plurality of sleds are at selected horizontal distances from each other.

The invention relates to a composite deformation wheel type amphibious robot with wheel leg paddle functions. Comprising a sealed cabin, wheel-leg-paddle composite deformation wheels, a transmission structure, a settlement control structure, a visual module and a driving motor, the sealed cabin serves as a robot body support, and the four wheel-leg-paddle composite deformation wheels are symmetrically installed at the four corners of the bottom of the sealed cabin; the two transmission structures are symmetrically arranged on the two sides in the sealed cabin and are connected with the four wheel-leg-paddle composite deformation wheels through through holes in the two sides of the sealed cabin; two driving motors arranged in the sealed cabin drive two groups of wheel-leg-paddle composite deformation wheels on the same side to rotate through two groups of matched transmission structures, and each group of wheel-leg-paddle composite deformation wheels has a wheel type form, a leg type form and a paddle type form which can be switched; when entering a water area, the suspension depth is automatically adjusted through the settlement control structure. The amphibious robot realizes land rolling, obstacle crossing and underwater propelling movement, and is suitable for stable operation in a complex amphibious environment.

The invention relates to the technical field of gear forging equipment, and discloses a spiral bevel gear forging device and a using method thereof.The spiral bevel gear forging device comprises a support, a hydraulic rod is fixedly connected to the inner wall of the support, and the other end of the hydraulic rod is fixedly connected with an upper mold; the electric telescopic rod drives the piston plate to move towards the lower mold along the inner wall of the air pressure cylinder, so that normal air pressure in the air pressure cylinder is converted into high pressure, and the high pressure generates outward thrust; and at the moment, high-pressure gas on the left side of the piston frame acts on a gap between the spiral fan gear and the lower mold through a gap between the fixing frame and the blocking sliding block, through application of the assemblies, the adhesion area between the spiral fan gear and the lower mold is reduced, and resistance borne by equipment during demolding is reduced.

Systems, methods, and apparatus for temperature control and active cooling of an inspection robot are disclosed. An example apparatus may include a temperature determination circuit to interpret an inspection temperature value, a temperature management circuit to determine a temperature management command in response to the inspection temperature value, and a temperature response circuit to provide the temperature management command to a temperature management device associated with an inspection robot.

Aiming at the defects of streamline cutting, vortex turbulence, tail end exposure and the like in the existing forging process, the invention provides the streamline defect regulation and control method for the complex die forging of the aluminum alloy aviation hub, which comprises the following steps of: upsetting a blank, pre-forging the blank and finally performing finish forging and forming, and reasonably designing a heat transfer coefficient and a friction coefficient in the forging process. And the temperature is matched with the forging speed, so that streamline defects such as folding and exposure generated in the forging process are effectively improved, shape follow-up distribution of metal streamlines of the hub forge piece is achieved, the performance of the hub is improved, and the service life of the hub is prolonged.

A trailer jack and transport system providing improved rolling and steerable motion to sport, recreational and utility trailers, when operating on diverse kinds of ground surfaces, including pavement, dirt, sand, and mud, without use of caster-style wheels. The trailer jack and transport system employs a spherical load-bearing transport ball supported within a frame assembly and configured to allow the spherical wheel to freely rotate in any orientation, on ground surfaces of a diverse nature during system operation.

To enable front wheels to climb over a step without using auxiliary wheels.SOLUTION: A carry cart CC includes wheels each of which rolls over a road surface 10 due to rotation with an axle as a center, and a cart body 20 disposed above a grounding level at which the wheels are in contact with the road surface 10. Further, the carry cart includes a support part 41, a link body 51, and an elastic body 63. The support part 41 is interposed between a front wheel 31 and a rear wheel 33. A skeleton part of the support part is formed with a support body 42. The link body 51 supports an axle 32 of the front wheel 31, and turns in a vertical direction with a turning axis line AL1, which is set at a point behind the axle 32 and ahead of the support body 42, as a center. The elastic body 63 is interposed between the link body 51 and the support body 42, and causes a constraining force to act on the link body 51 above the turning axis line AL1. When both the front wheel 31 and the rear wheel 33 are grounded on a horizontal surface, the turning axis line AL1 is located at a point lower than a center axis line AL2 of the axle 32.SELECTED DRAWING: Figure 1

A robot may have a sphere-like outer shell defining an inner cavity. An axle unit includes an axle connected at its opposed ends to the outer shell, in the inner cavity, and a transmission to transmit a torque to the axle. A pendulum drive unit is operatively connected to the axle unit and supported in the outer shell by the axle, the pendulum drive unit having actuators to produce torque, the actuators operatively connected to the transmission of the axle unit. The axle unit and the pendulum drive unit concurrently define a cylindrical joint by which the pendulum drive unit is movable in rotation and translation relative to the axle to tilt and drive the sphere-like outer shell via the actuators.

The invention provides a pre-forming device and a pre-forming method for a cold extrusion hub, relates to the technical field of hub machining, and aims to solve the technical problems of high production cost and low production efficiency caused by the fact that two sets of dies are needed for hub forming in the prior art. A cold extrusion hub pre-forming device comprises an upper die, a lower die, a side die, a cushion block, a first driving assembly and a fourth driving assembly, a first forming face is arranged at the bottom end of the upper die, the lower die is connected into a through hole in the middle of the side die, a second forming face is arranged at the top end of the lower die, a third forming face is arranged on the inner wall of the through hole, and the fourth driving assembly drives the cushion block to slide in the horizontal direction. The first driving assembly is connected with the upper die, during die assembly, the first forming face, the second forming face and the third forming face define a first forming die cavity, an annular groove is formed in the peripheral wall of the lower die in the circumferential direction to form a second forming die cavity, and the projection area of the first forming face is larger than that of the second forming face. The invention further discloses a cold extrusion hub pre-forming method which uses the cold extrusion hub pre-forming device.

It is disclosed a remotely operated vehicle, an automated storage and retrieval system comprising the remotely operated vehicle, and a method of using same. The remotely operated vehicle comprises: ⋅—a first set of wheels (610) configured to move the remotely operated vehicle (600) in the first direction (X) along the first set of rails (110), ⋅—a second set of wheels (620) configured to move the remotely operated vehicle (600) in the second direction (Y) along the second set of rails (111), ⋅—a wheel lift mechanism (630) configured to disengage the first set of wheels (610) from the rail system (108) to bring the second set of wheels (620) into engagement with the second set of parallel rails (111), ⋅—and configured to disengage the second set of wheels (620) from the rail system (108) to bring the first set of wheels (610) into engagement with the first set of parallel rails (110), and ⋅—a counter weight (640) coupled to the wheel lift mechanism (630) such that operation of the wheel lift mechanism (630) causes a centre of gravity (CoG) of the remotely operated vehicle (600) to change in the first direction (X) and / or in the second direction (Y) through movement of the counter weight.

The invention discloses a forming die, a forming method and application of a refractory high-entropy alloy gear component, belongs to the technical field of near-net forming of refractory high-entropy alloy gear components, and aims to solve the technical problem that the refractory high-entropy alloy gear component is difficult to form in the prior art. The forming period of the refractory high-entropy alloy gear component is shortened, energy consumption caused by the adoption of a traditional hot forging process is reduced, the production period is shortened, the production cost is reduced, in addition, the high-temperature deformation capacity of refractory high-entropy alloy is improved through the electroplastic effect and the high-temperature softening effect, and the service life of the refractory high-entropy alloy gear component is prolonged. The limitation of ultrahigh room temperature and high-temperature strength of the refractory high-entropy alloy on forming of complex components is effectively solved, and the refractory high-entropy alloy is expected to be applied to forming of other complex components made of high-strength and difficult-to-deform materials and has wide application prospects. The manufacturing method is mainly used for manufacturing the refractory high-entropy alloy gear component.

The forging device for gear blank machining relates to the technical field of forging machining and comprises a forging table, a forging mechanism is arranged on the back face of the forging table, a waste collecting groove is formed in the forging table, and a blank supporting mechanism and a cleaning mechanism are arranged in the waste collecting groove. Two clamping assemblies are symmetrically arranged on the upper surface of the forging table. And the clamping assembly comprises two fixed mounting seats which are symmetrically distributed on the surface of the forging table. According to the gear blank forging device, the blank supporting mechanism is arranged on the surface of the forging table, a gear blank can be supported through the blank supporting disc, then the gear blank is limited through the clamping assemblies on the two sides, the stability of the gear blank in the forging process is improved, the forging piece does not need to be limited manually, the safety in the forging process is improved, and the forging efficiency is improved. And the two clamping columns can be inserted into the through hole of the gear blank, and the two limiting ejector blocks are used for abutting against and limiting the through hole of the gear blank, so that continuous forging operation is conducted on the rotating gear blank.

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.

The invention relates to the technical field of climbing robots, in particular to a wheel-wing double-drive high-mobility climbing robot which comprises a base, a first driving part, a second driving part, an inertial measurement unit, a Hall sensor, a depth camera and a control module. The control module can integrate data of the depth camera and the inertial measurement unit to deduce whether the climbing robot has a trend of crossing a corner structure; and when the corner structure crossing trend exists, whether the crossing strategy of the second driving part is started or not is selected based on the Hall sensor data. When the climbing robot in the scheme adopts a wheel type driving mode and is difficult to cross a corner structure, the ducted fan is started to form a wheel-wing dual-driving mode, so that the defects of single wheel type driving are overcome, the maneuverability of the climbing robot is enhanced, and meanwhile, the remote control operation complexity of the climbing robot passing through the corner structure difficult to cross is greatly reduced.

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 present invention relates to the technical field of climbing robots, and more specifically, to a wheel-wing dual-drive high-mobility climbing robot, comprising a base, a first drive unit, a second drive unit, an inertial measurement unit, a Hall sensor, a depth camera and a control module. The control module can integrate the data of the depth camera and the inertial measurement unit to infer whether the climbing robot has a tendency to cross corner structures; when there is a tendency to cross corner structures, the crossing strategy of the second drive unit is selected based on the Hall sensor data. When the climbing robot in this solution uses a wheel drive mode and it is difficult to cross corner structures, the ducted fan is activated to form a wheel-wing dual drive mode to make up for the shortcomings of a single wheel drive, enhance the mobility of the climbing robot, and greatly reduce the complexity of remote control operation of the climbing robot through difficult-to-cross corner structures.

A magnetic adsorption wheel type cleaning, double-excitation magnetic flux leakage and ultrasonic thickness measurement detection robot comprises a vehicle body and an upper cover. A cleaning device for cleaning the wall surface is arranged at the front end of the vehicle body; the upper cover is provided with a shear type lifting mechanism used for adjusting the distance between the magnetizing device and the detected object, and the shear type lifting mechanism changes the distance between the magnetizing device and the detected object, so that the magnetic field intensity is adjusted; the magnetizing device is carried in the magnetic adsorption wheeled robot body and is responsible for magnetizing a detected object; the rear end of the vehicle body is provided with a thickness measuring module for detecting the thickness of a detected object. The vehicle body chassis is provided with a magnetic wheel adsorption device, and the magnetic wheel adsorption device drives the magnetic adsorption wheel type magnetic flux leakage detection robot; a probe fine adjustment mechanism is arranged on the side face of the vehicle body, the probe fine adjustment mechanism achieves accurate movement of the probe in the vertical direction, and therefore the detection probe and the detected surface are located at the optimal detection distance. According to the invention, the sensitivity, accuracy and adaptability of magnetic flux leakage detection can be improved, so that wall surface defects can be detected.

The present invention provides a transformable land-air amphibious robot comprising a fuselage and foldable arms equipped with propellers, motors, and wheels. The fuselage forms the center of the robot, with arms arranged on either side. The arms are connected by hinges, and the folding of the arms is controlled by a servo on the fuselage via connecting rods. The arms are symmetrical, with two motors equipped with propellers above and wheels below. Two of the front wheels are variable-diameter wheels. When the robot encounters obstacles on land, the wheels can be adjusted to overcome them. When the robot is airborne, the arms can be folded to allow the robot to maneuver mid-air to navigate narrow spaces. This improves the robot's obstacle avoidance in both land and air modes. Furthermore, the folding arms in air mode can also enable aerial grasping capabilities.

The present invention relates to a wheel having a rim portion configured to be rotatable about a rotation axis of the wheel, the wheel comprising: a plurality of roller members rotatably coupled to the rim portion and arranged to surround the rotation axis; and a plurality of complementary members coupled to the rim portion and arranged around the rotation axis, in which an uneven portion is formed on an outer peripheral surface defined by the plurality of roller members when the wheel is viewed from a position spaced apart from the wheel in a direction in which the rotation axis extends, a curvature characteristic of the uneven portion is different from a curvature characteristic of another region adjacent to the uneven portion in a circumferential direction of the wheel, and wherein the complementary member is provided to overlap with the uneven portion.

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.

A self-sensing self-adaptive deformable wheel tensioned and integrally supported by a paper folding configuration shape memory alloy wire belongs to the technical field of mechanical engineering and robots and is composed of a paper folding deformable module, a self-sensing module and a driving module, and the modules cooperate to realize the functions of wheel diameter dynamic adjustment, load self-sensing, terrain self-adaptive deformation and rigid-flexible coupling adjustment. The paper folding deformable module is designed based on an improved water bomb inlaid paper folding pattern, and an overlapping face, a small flexible piece and an additional face are additionally arranged to improve deformation flexibility. The self-sensing module comprises a tensegrity structure, continuous rigidity switching is achieved through pre-tightening force adjustment, and the load is monitored in real time through the strain-resistance effect of a shape memory alloy wire; and the driving module is directly driven by a radial electric push rod to realize wheel diameter change to adapt to terrains. By means of the structure-sensing-driving integrated design, the intelligent self-adaptive robot has the advantages of being light in weight, high in bearing capacity and intelligent and self-adaptive, and is suitable for complex terrain moving platforms such as deep space probe vehicles and disaster relief robots.

A sprocket support body comprises at least ten external spline teeth including a plurality of external-spline driving surfaces. The plurality of external-spline driving surfaces each includes a radially outermost edge, a radially innermost edge, and a radial length. A total of the radial lengths of the plurality of external-spline driving surfaces is equal to or larger than 7 mm. At least one external-spline driving surface has a first external-spline-surface angle. The first external-spline-surface angle ranges from 0 degree to 10 degrees. One tooth of the at least ten external spline teeth having a first circumferential spline size. The other teeth of the at least ten external spline teeth each have a second circumferential spline size that is smaller than the first circumferential spline size. A total number of the other teeth of the at least ten external spline teeth being equal to or larger than nine.

An electrical passenger car, the electrical passenger car including: a battery pack; motor control electronics; a communication control unit; at least one electrically driven motor; wheels, where the wheels are connected to the at least one electrically driven motor; and sensors, where the sensors are connected to at least the motor control electronics, where the wheels include a first wheel and a second wheel, where the second wheel has a radius at least 7% greater than a radius of the first wheel, where the battery pack is mounted in the electrical passenger car frame such that the battery pack could be moved forward or backward, where the communication control unit is designed to communicate the motor control electronics with a cloud AI server, and where the electrical passenger car is designed to be driven on a paved road.

The invention relates to the technical field of press machines, in particular to a multi-station gear hot die forging press machine which comprises a press machine body, a mounting structure, a fixing structure, a jacking structure, a storage structure, a dust collection structure, a collection structure and a fourth driving part. The arrangement of the dust collection structure facilitates suction of a large amount of waste residues, prevents the waste residues from accumulating in a working area to affect forging precision and equipment operation, prevents the waste residues from entering moving parts of the press machine to cause abrasion or clamping stagnation, guarantees stable operation of the press machine body, timely cleans the waste residues, can improve the working environment, reduces the cleaning time of operators, and improves the working efficiency. The falling height of the gear workpieces is reduced by increasing the height of a lifting plate in the collecting structure, the situation that due to the fact that the falling height is too high, the gear workpieces collide with one another, and the mass is reduced is prevented, a plurality of mounting blocks are driven to slide when a transmission shaft rotates in the mounting structure, and mounting rods on two mounting bases are conveniently and rapidly fixed; therefore, the replacement efficiency of the mold is improved.

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.