33results about How to "Stable rotation" patented technology

The invention provides a high-stability three-degree of freedom moving motor, and relates to the technical field of three-degree of freedom motors. The high-stability three-degree of freedom moving motor comprises an autorotation module and a deflection module, wherein the deflection module comprises an outer stator, a middle rotor and an inner stator; the inner stator is fixed with a shell through the lower opening of the middle rotor; the autorotation module comprises an autorotation stator, an autorotation rotor and an output shaft which is fixed with the autorotation rotor; the autorotation stator is rotatably connected with the output shaft; and the autorotation stator is fixedly connected with the upper opening end of the middle rotor. The high-stability three-degree of freedom moving motor is mainly used for solving the problems that relatively large rotor eccentric displacement is easy to generate, the stability is relatively bad and constant torque is difficult to output whenhigh-speed revolution and directional inclined operation are separately realized as the volume is large and the rotation inert is too large in the prior art. The high-stability three-degree of freedommoving motor has the characteristics of being strong in driving module independence, high in cooperative control accuracy, small in mechanical system duty ratio, small in volume, good in response speed smoothness, good in stability, relatively constant in output torque and wide in application.

The invention provides a laser range finder for a driverless car. The laser range finder comprises a laser range finder body, a base, a first turntable, a second turntable and an elastic plate; the laser range finder body is disposed on the base; the bottom of the laser range finder body is fixedly connected with at least two clamping blocks; clamping grooves matched with the clamping blocks are formed at an end surface of the base; the bottom of the base is fixedly connected with the first turntable; the second turntable is coaxial with the first turntable; the second turntable is in rolling connection with the lower part of the first turntable; the bottom of the second turntable is fixedly connected with a plurality of telescopic rods; and the bottoms of the telescopic rods are fixedly connected with the elastic plate. The laser range finder of the invention has the advantages of uniform heat dissipation, convenient disassembly, stable shock prevention, easiness in storage and portable convenience.

The invention provides a rotation driving force receiving head, a driving force transfer component and a processing box. The rotation driving force receiving head comprises an end part and a shaft part, wherein the end part is provided with a first surface connected with the shaft part and a second surface away from the shaft part; a concave spherical surface is arranged in the second surface; twoconvex claws extend out of the second surface; the two convex claws are in central symmetry relative to the axis of the rotation driving force receiving head; the surface of each convex claw is provided with an occlusal surface matching a driving component of an imaging device; a limiting slot is formed in each occlusal surface; the limiting slots are obliquely arranged along the radial directionof the end part; the upper ends of the limiting slots are located on the second surface and are connected with the spherical surface; the lower ends of the limiting slots are located on the peripheryof the first side surface. In the scheme, the connection between driving force connecting components is more stable and smoother, and the rotation work is stable without influencing the printing effect of the imaging device or causing poor printing.

The invention discloses a flat single-shaft multi-point transmission system, which comprises nine stand columns, six main shaft square tubes, three speed reducers and a motor, wherein the nine stand columns are vertically arranged and distributed at equal intervals, the three speed reducers are arranged at the upper ends of three stand columns respectively, and supporting blocks are vertically arranged at the upper ends of the other six stand columns. The beneficial effects of the invention are that the output ends above the speed reducers drive the six main shaft square tubes to rotate and adjust, so that solar panels mounted on the plurality of mounting brackets are driven to be overturned and adjusted. According to the system, the solar panels on the plurality of mounting brackets can be driven by one motor to turn over and adjust, so that the turnover transmission efficiency of the system to the solar panels is improved, the power consumption of the system in use is reduced. In addition, the three speed reducers are connected through the six transmission shafts, and the three speed reducers can be driven to rotate synchronously only through one motor, so that the output transmission is more stable, and the power generation service life of the system is prolonged.

The invention discloses metal product drying equipment, and particularly relates to the technical field of metal product drying. The metal product drying equipment comprises a box body. A first bottomplate is arranged in the box body. A second bottom plate is arranged at the top of the first bottom plate. A vertical rod is fixedly connected between the first bottom plate and the second bottom plate. A heating pipe is arranged on one side of the first bottom plate. A cross rod is fixedly connected to the top of the heating pipe. A motor is fixedly connected to the top of the box body. A transmission shaft is fixedly connected to the output end of the motor. The transmission shaft is fixedly connected with the cross rod. A circular ring is arranged at the bottom of the heating pipe. The circular ring is in sliding connection with the heating pipe. Heat dissipation holes are formed in one side of the top of the box body. According to the metal product drying equipment, the plurality of heat dissipation holes are formed in one side of the top of the box body, so that heat in the box body can be discharged; and all-round drying can be performed on a metal product by rotating the heating pipe around the first bottom plate and the second bottom plate, and the drying effect is good.

The invention discloses a drag hook device with convenience in use for a thoracic surgery, belonging to the technical field of surgical auxiliary instruments. The drag hook device comprises five draghooks, wherein the right side surface of each drag hook is fixedly connected with a shell; a first pin shaft is fixedly connected with and arranged in each shell; two connecting rods are movably connected with the outer surface of each first pin shaft; the connecting rods are movably connected with second pin shafts; the middle positions of the opposite faces of every two connecting rods are movably connected through a same third pin shaft; a sliding groove is arranged in the back face of the inner wall of each shell; and a sliding block is slidably connected with and arranged in each slidinggroove. The drag hook device with convenience in use for the thoracic surgery has the following advantages: through mutual cooperation of a threaded cap, an external thread, a bearing, connecting plates, the connecting rods and the drag hooks, the expansion range and the shrinkage range of the drag hooks can be adjusted according to demands, so the drag hook device can adapt to affected parts cutby incisions with different sizes, and the applicability of the drag hook device can be improved.

The invention discloses a tumor magnetic field restraining and treating device. The tumor magnetic field restraining and treating device comprises a treating bed, a housing arranged at a bed head position of the treating bed, a driving motor arranged in the housing and a permanent magnet, wherein the permanent magnet is arranged on the right side of the driving motor, in the housing, and is cylindrical; a rotating shaft is arranged at a cylindrical shaft center of the permanent magnet; a shaft hole which cooperates with the rotating shaft is formed in one end of the inner part of the housing;the driving motor is fixedly connected with one end relative to the shaft hole, of the housing; and the cross section of the housing adopts a rounded rectangular cylindrical structure. The tumor magnetic field restraining and treating device disclosed by the invention is simple in structure and stable in operation; besides, a patient can receive magnetotherapy on the bed, and the using is convenient; and the permanent magnet is manufactured by high-performance neodymium- iron- boron materials, so that the tumor magnetic field restraining and treating device has excellent magnetic performance and favorable mechanical characteristics, and is notable in magnetotherapy effects.

The invention relates to a fixed mounting bracket of an industrial robot, which comprises a base and an industrial robot mounting seat, the industrial robot mounting seat is in a disc shape and is horizontally arranged above the base, a distance is reserved between the industrial robot mounting seat and the base, the industrial robot mounting seat is provided with a connecting shaft coaxially and vertically extending downwards, and the base is hollow. A motor for driving the industrial robot mounting seat to rotate is arranged in the base, the connecting shaft extends into the base from top to bottom and is connected with a motor shaft of the motor, the connecting shaft is in rotary sealing fit with the top wall of the base, and an annular rolling guide rail is arranged between the industrial robot mounting seat and the base. The annular rolling guide rail plays a role in auxiliary supporting and running fit between the base and the industrial robot mounting seat, the industrial robot mounting seat rotates stably and smoothly all the time in the working process, and the operation precision of an industrial robot is guaranteed.

The invention relates to the technical field of face recognition access control, in particular to a face recognition access control system based on cloud data. The face recognition access control system comprises a walkway plate, side baffles are arranged on the two sides of the top of the walkway plate in parallel, storage grooves are formed in the opposite sides of the two side baffles, rotating mechanisms are arranged on the upper side and the lower side of the inner wall of each storage groove, and the rotating mechanisms comprise forward and reverse rotation angle motors. When the face recognition access control system based on the cloud data is used and passes through the walkway plate, firstly, recognition of the face recognition device is carried out, the face recognition device can control the rotation of the forward and reverse rotation angle motors, and the two forward and reverse rotation angle motors drive a first access control door and a second access control door to rotate into the storage grooves, so that a path capable of passing through is formed between the two side baffles; and when the number of people is large, especially the conference participants enter orderly, the rotation angle of the first access control door and the second access control door can be controlled to be 60 degrees, and at the moment, a channel is reserved between the first access control door and the second access control door, so that the conference participants can enter orderly.

The invention relates to the technical field of medicinal liquor production, in particular to a storage device with a controllable storage environment for medicinal liquor production. The storage device with the controllable storage environment for medicinal liquor production comprises a device shell, a protective cover plate, universal wheels, a clamping plate and an electric heating pipe, wherein a rubber plate is connected onto the device shell through screws; the protective cover plate is connected to the top end of the rubber plate through screws; the protective cover plate is slidably connected onto the device shell in a limited mode; the top end of the protective cover plate is connected with a sealing plate and a magnetic block through screws; and the tail end of the protective cover plate is connected with a connecting line in a bolted mode. The storage device with the controllable storage environment for medicinal liquor production provided by the invention has the beneficial effects that the storage device with the controllable storage environment for medicinal liquor production is improved on the basis of an existing storage device, through holes in a heat insulation frame can be shielded to different degrees through a heat insulation plate, and then the use temperature of the electric heating pipe and a cooling rod can be conveniently and stably adjusted, so that the storage environment and the storage temperature of the medicinal liquor can be conveniently and stably adjusted, and then the stability of the medicinal liquor storage work can be ensured.