43results about How to "Satisfy rotation needs" patented technology

The invention relates to a lower limb walking aid exoskeleton and a walking aid method thereof. the lower limb walking aid exoskeleton solves the problem that existing walking aid device cannot satisfy multi-free degree movement of the lower limb. According to the lower limb walking aid exoskeleton, a crotch pivot joint (8) is connected with a whole leg pivot joint (9), the whole leg pivot joint (9) is hinged with a thigh mechanical joint (1) through a thigh joint electric push rod (10), the thigh mechanical joint (1) is hinged with a shin mechanical joint (2) through a knee joint electric push rod (11), the shin mechanical joint (2) is hinged with an ankle pivot joint (12) and drives the ankle pivot joint to swing, the ankle pivot joint (12) is connected with a foot splint (3), and the upper surface of the foot splint (3) is provided with a foot pressure sensor (18); the lower limb walking aid exoskeleton has the advantages of close matching with a wearer, and coordinate assistance ability.

The invention discloses a laser welding machine capable of automatically rounding a coiled tube motor stator. An existing coiled tube motor stator welding machine cannot meet large-scale production. The laser welding machine comprises a pressing mechanism, a coiled tube motor stator grabbing mechanism, a clamping mechanism, a welding mechanism, a transmission mechanism, a rack and a welding clamprotating mechanism, wherein the pressing mechanism returns after applying downward pressure to a coiled tube motor stator on the transmission mechanism; the transmission mechanism provides a pressed coiled tube motor stator to the coiled tube motor stator grabbing mechanism; the coiled tube motor stator grabbing mechanism grabs a coiled tube motor stator to be welded to the clamping mechanism, andunloads the welded coiled tube motor stator; the welding mechanism welds the coiled tube motor stator; and the welding clamp rotating mechanism realizes rotating the welding mechanism and enabling acentral core rear positioning shaft to extend into or withdraw from the welding mechanism. The laser welding machine can accomplish welding work of the coiled tube motor stator in a fully-automatic mode, and guarantees roundness of the coiled tube motor stator through an internal central core in a welding process.

The invention discloses a foreign matter inspection device for an automatic light inspection machine. The foreign matter inspection device comprises a light inspection disk assembly, more than one setof image acquisition assemblies and an autorotation driving assembly, wherein each image acquisition assembly comprises a rotating arm, a camera, a light source and a rotating arm driving mechanism,the camera and the light source are fixed on the rotating arm, and the rotating arm is connected with the rotating arm driving mechanism by a transmission mechanism. The invention is the foreign matter inspection device for the automatic light inspection machine, having the advantages of simple and compact structure, low cost, and high inspection accuracy, stability and inspection efficiency.

The invention relates to a driving structure of a wind guide plate integral part, an air supply device and an air conditioner indoor unit. The driving structure comprises a wind guide assembly, a linked frame rod, a guide plate, a slide plate and a driving motor, wherein the wind guide assembly comprises multiple wind guide plates which are in rotatable connection to an air outlet of an enclosure; the linked frame rod comprises multiple connecting frame rods which are arranged on one side of the wind guide assembly and have one end in rotatable connected to the enclosure; the guide plate is fixed on the enclosure, and multiple guide blocks arranged into arc layout are disposed on the guide plate; an arc guide groove and multiple slide grooves are formed in the slide plate, the other end of each connecting frame rod is inserted in the corresponding slide groove and can be moved along the slide groove, and the multiple guide blocks are inserted in the guide grooves; when the wind guide assembly is turned on, the multiple wind guide plates are parallel; when the wind guide assembly is turned off, the multiple wind guide plate will be connected by heads and tails to form an arc structure; and the driving motor is connected to one of the wind guide plates. The driving structure of the invention has the advantages that running modes of the wind guide plates will not be limited by shapes of the air outlet; and centralized air supply of each wind guide plate is achieved.

The invention discloses a multi-mode opening and closing drop-shaped inwardly-folding rotating mechanism. According to the rotating mechanism, rotary shafts are arranged at the two ends of a rotary shaft cover, the rotary shafts are single-popup or double-lock opening and closing rotary shafts, and a strip-like groove and a connecting column which are in sliding connection with each rotary shaft are arranged at each of the two ends of the rotary shaft cover; each first movable block is provided with an outer side connecting column, a semicircle groove, an outer sliding groove and an inner sliding groove, and each second movable block is provided with an outer side connecting column, a semicircle groove, an outer sliding groove and an inner sliding groove; each first gear shaft is providedwith a concave wheel and a gear connecting rod, and each second gear shaft is provided with a concave wheel and a gear connecting rod; each middle movable block is provided with a column connecting rod and a middle sliding groove, the outer side connecting columns are in sliding connection with the strip-like grooves, the semicircle grooves are in sliding connection with the gear connecting rods,and the inner sliding grooves are in sliding connection with the column connecting rods; and the concave wheels and cams realize 0-degree and 180-degree clamping and self-locking through tooth form meshing, elastic force generated by springs and torsion, and automatically pop up to a 180-degree flattened state after being opened at 0 degree, functional adjustment of single-popup or double-lock opening and closing of the rotary shafts is realized by changing the tooth form meshing angles of the concave wheels and the cams, and either popup or closing is selected during double-lock opening and closing.

The invention discloses a transfer system for transporting bogies, and relates to the technical field of bogie transporting devices. The problem that in the existing bogie maintenance process, the bogie transporting efficiency is low is solved. The transfer system comprises rotary tables and straight rails. First rails used for transporting the bogies are arranged on the rotary tables and the straight rails. Transporting rails used in cooperation with the first rails are arranged on one sides of the first rails. Vehicle bodies used for pushing the bogies are mounted on the transporting rails.The transfer system has the advantages of being high in transporting efficiency and simple in operation and saving energy.

The invention discLoses a noveL thermaL controL device for a spatiaL fLexibLe mechanism, which comprises a fiLm type temperature controL heating beLt, copper nickeL pLain conductive cLoths and a F46 fiLm siLver pLating secondary surface mirror. The fiLm type temperature controL heating beLt is adhered and wound on the fLexibLe mechanism through GD414C siLicon rubber; 6 Layers of copper nickeL pLain conductive cLoth are wound on the fiLm type temperature controL heating beLt; a Layer of F46 fiLm siLver pLating secondary surface mirror is wound on the surface of the copper nickeL pLain conductive cLoths. By utiLizing the copper nickeL pLain conductive cLoth and the F46 fiLm siLver pLating secondary surface mirror, the spatiaL fLexibLe mechanism is integraLLy covered, not onLy can the externaL heat fLow be prevented, but aLso the irradiation is resisted, meanwhiLe, the power of the temperature controL heating beLt can be effectiveLy reduced and the energy can be saved. Moreover, the fiLmtype temperature controL heating beLt, the copper nickeL pLain conductive cLoth and the F46 fiLm siLver pLating secondary surface mirror are fLexibLe, and can be appLied to spatiaL fLexibLe mechanismswith various structures, incLuding rotating cabLes and the Like.

The invention discloses a lifting type sculpture table. The lifting type sculpture table comprises a box body with an opening in the front end, two vertical guide grooves are formed in the inner wallof each of the two sides of the box body correspondingly, the two guide grooves located on the same side of the box body are located at the front end and the rear end of the box body respectively, a guide block is arranged in each guide groove in a matched mode, and the four guide blocks are fixedly connected through a horizontal connecting plate; a group of chain wheel sets are movably installedin the middle of the inner wall of each of the two sides of the box body correspondingly, each group of chain wheel sets are composed of an upper chain wheel, a lower chain wheel and a chain, whereinone of the chain wheels is provided with a motor; and a gear ring is meshed with a third gear, the third gear is connected with the other end of a supporting rod so that the supporting rod can be guided, meanwhile, the supporting rod is limited, and then the supporting rod is more stable in the rotating process. According to the lifting type sculpture table, the guide grooves are matched with theguide blocks, the guide blocks are fixedly connected with the connecting plate, then the connecting plate can be prevented from shifting in the up-and-down movement, so that the connecting plate is always in a horizontal state in the up-and-down movement, and then the connecting plate is more stable.

The invention discloses a packaging fixing device for a hub of a new energy automobile. The device comprises a supporting base, wherein a first sliding base is fixedly connected to the right end of the top of the supporting base, and a first sliding device is slidably connected to the outer surface of the first sliding base; and a second sliding base is fixedly connected to the top end of the first sliding device, a second sliding device is slidably connected to the outer surface of the second sliding base, and a first electric telescopic rod and a third supporting rod are fixedly connected tothe upper end and the lower end of the left side of the second sliding device respectively. According to the packaging fixing device for the hub of the new energy automobile, second electric telescopic rods are fixedly connected to the periphery of the outer surface of a fixing seat, push plates are fixedly connected to the tail ends of the second electric telescopic rods so that the fixing requirements of people on the hubs with different sizes can be met, and the problem that inconvenience is brought to the use by people due to the fact that an existing hub packaging fixing device cannot meet the fixing requirements on the hubs with different sizes is solved.

The invention provides a multifunctional butt joint device for a double-pulse engine. The device comprises a frame, a lifting mechanism, hoop assemblies, a pressing device, a transverse moving mechanism and a supporting guide rail, wherein the supporting guide rail is arranged on the frame, and the lifting mechanism can move along the supporting guide rail; the hoop assemblies are arranged on thelifting mechanism through the transverse moving mechanism and horizontally moves in a manner of being perpendicular to the supporting guide rail, and rolling wheels are arranged on the hoop assembliesto drive the engine arranged on the hoop assemblies to rotate in the axial direction of the engine; and at least two hoops are used for fixing one stage of engine body, the two stages of engine bodies are adjusted to be coaxial with each other through the lifting mechanism and the transverse moving mechanism, and the pressing device adjusted to be coaxial with the engine is used for pushing the two stages of engine bodies to be in butt joint with each other. According to the device, the butt joint precision is high, the rapid movement is achieved, the rapid butt joint is achieved, the labor intensity is reduced, the utilization rate of the device is high, the cost is saved, and the production efficiency is improved.

The invention relates to a dustproof solar water heater. The dustproof solar water heater comprises a water storage tank, a support and heat collecting tubes. Each heat collecting tube sequentially comprises a flow guide tube, a heat absorbing film and a transparent tube from inside to outside. Each transparent tube can freely rotate around the respective axis. A rotating device is further fixedly installed on the lower side of each transparent tube. A central shaft of each rotating device is fixedly connected with the corresponding transparent tube. Each central shaft is further circumferentially provided with rotating cavities at equal intervals, and the spaces between the rotating cavities and the transparent tubes are vacuumized. An expansion tube is installed in each rotating cavity and extends in the radial direction of the corresponding central shaft. A piston ball is installed in each expansion tube and is in airtight contact with the wall of the expansion tube. The section, close to the corresponding central shaft, of each expansion tube is filled with evaporating liquid. The water heater can effectively prevent dust from falling onto the surfaces of the heat collecting tubes, thereby guaranteeing the cleanliness and brightness of the heat collecting tubes and further improving the heat collecting effect.

A connection structure includes: an elastic body (100) for connecting to one of an arm (20) and a fuselage (30); the rotating shaft assembly (200) is connected with the elastic body (100) and used forbeing connected with the other one of the vehicle arm (20) and the vehicle body (30), so that the vehicle arm (20) rotates relative to the vehicle body (30) to form at least one stroke interval; wherein the stroke interval is provided with a first position, a second position and a third position located between the first position and the second position, and the rotating shaft assembly (200) is further used for abutting against and compressing the elastic body (100) in the process that the vehicle arm (20) gets close to the third position. The elastic body (100) is also used for enabling thevehicle arm (20) to automatically rotate to the first position or the second position when the vehicle arm (20) exceeds the third position; the invention also relates to a frame and an aircraft.

The invention relates to a machining device of a high-precision intaglio roller. The machining device is used for roughly turning the external circle of a steel pipe to be machined, the steel pipe tobe machined is used for manufacturing the intaglio roller, the machining device of the high-precision intaglio roller comprises a lathe and mandrel, the mandrel is detachably connected with the lathe,the lathe is used for supporting the mandrel and driving the mandrel to rotate, and the mandrel is matched with the steel pipe to be machined and used for supporting the inside of the steel pipe to be machined. When the external circle rough turning process is carried out, the steel pipe to be machined is mounted on the mandrel, the mandrel tightly supports the inside of the steel pipe to be machined, the lathe is started, the mandrel is driven to rotate, and external circle rough turning is carried out. Compared with the prior art, the result of roughly turning the external circle is more accurate, the steel pipe with the smooth external circle of the pipe wall and more uniform thickness of the pipe wall can be obtained, complicated dynamic balance detection, counterweight and re-detection procedures in the machining process of the high-precision intaglio roller can be omitted, the production cost is reduced, and the production time is shortened.

The invention relates to a swinging type power driving device for power generation. The swinging type power driving device comprises a machine frame and a servo motor, wherein a main transmission shaft is rotationally connected to the machine frame, swing arms are fixedly connected to the both two ends of the main transmission shaft, counterweight blocks are fixedly connected to the lower ends ofthe swing arms, a main transmission gear is fixedly arranged in the middle of the main transmission shaft in a sleeve mode, the two sides of the main transmission gear are provided with multi-stage transmission acceleration devices which are meshed with the main transmission gear, the multi-stage transmission acceleration devices comprise a plurality of secondary transmission shafts, large secondary transmission gears and small secondary transmission gears are fixedly arranged on the secondary transmission shafts in a sleeve mode, a one-way transmission device is arranged on the secondary transmission shaft adjacent to the outermost secondary transmission shaft in a sleeve mode, the outer side of the outermost secondary transmission shaft is provided with a power output shaft which is parallel to the outermost secondary transmission shaft, and the two sides of the swing arms are both fixedly connected with lifting devices. Compared with a traditional eccentric ball type one-way bearing, the torque is greatly increased, and the requirement of large-torque one-way transmission can be met.

The invention discloses a locking structure and a tensioning holding component and implementation method and tensioning device for prestressed tendons. The locking structure comprises a bevel gear nutand a bevel gear capable of being engaged with the bevel gear nut. The bevel gear nut is used for being in threaded connection to a to-be-locked component. An included angle is formed between the axis of the bevel gear nut and the axis of the bevel gear and is larger than 0 degrees and smaller than or equal to 90 degrees. The bevel gear is used for driving the bevel gear nut to rotate and can move in the axial direction of the bevel gear nut. By means of the structure, initial alignment of the bevel gear and the bevel gear nut and screwing of the bevel gear nut can be guaranteed, after beingscrewed in place, the bevel gear can be separated from the engaged state and does not continue to be screwed, wear of threads on the bevel gear nut and the to-be-locked component and wear of teeth onthe bevel gear nut and the bevel gear are greatly reduced, the locking effect is guaranteed by achieving good tightening, meanwhile, the service life of each component is prolonged, and the number oftimes of replacement and the use cost are reduced; and the locking structure is simple in structure, convenient to use and good in effect.

The invention discloses a driving type water-drop-form two-side synchronous rotating mechanism. The driving type water-drop-form two-side synchronous rotating mechanism comprises a structure main bodywhich is composed of a synchronous mechanism, a driving steering mechanism and an auxiliary mechanism, wherein the synchronous mechanism comprises gears and racks, the driving steering mechanism comprises a rotating shaft cover and a plurality of movable blocks, and the auxiliary mechanism comprises U springs for realizing torsion and screen locking. The synchronization is achieved through gear sets composed of the gears and the racks, and the required displacement for bending is achieved through the combination between inclined grooves and nails, and the combination between fixed teeth and positioning racks; through the combination between an inner arc and a movable plate nail, the combination between movable plate sliding grooves and nails, side plate sliding grooves and the movable plate nail, the avoiding space can be reserved through bending in the form of water drops, then the whole can reserve the space in the form of the water drops and achieve seamless transition in the bending process, the overall structural design is simpler and more effective, the rotating requirement of a folding screen is met, the overall design is simpler and more effective, the displacement compensation and screen locking functions are met, the space is reserved in the form of the water drops, and the seamless transition is achieved in the bending process.

The invention belongs to the technical field of medical apparatus, and discloses a thermotherapy device for rheumatism immunization. The thermotherapy device comprises a seat, and a left thermotherapymechanism and a right thermotherapy mechanism which are symmetrically mounted on the seat, wherein the left thermotherapy mechanism and the right thermotherapy mechanism both comprise a fixing piece,a driving piece and a thermotherapy piece which are sequentially connected, the fixing pieces are fixedly connected with the seat, each driving piece comprises a moving assembly and a rotating assembly, each moving assembly comprises an X-axis moving mechanism and a Z-axis moving mechanism, each X-axis moving mechanism is connected with the corresponding fixing piece and the corresponding Z-axismoving mechanism, each Z-axis moving mechanism is connected with the corresponding rotating assembly and drives the corresponding rotating assembly to perform reciprocating movement in the Z-axis direction, and each rotating assembly is in sliding connection with the corresponding thermotherapy piece to be used for driving the corresponding thermotherapy piece to rotate or slide. To sum up, the whole thermotherapy device has three use modes of an ordinary seat, upper limb thermotherapy and lower limb thermotherapy, and has multiple purposes, so that different use state and use requirements canbe effectively met.

The invention discloses a radio-frequency rotary joint and an ion etching system therewith. The radio-frequency rotary joint comprises a radio-frequency rotor used for accessing a bias electrode and a radio-frequency stator used for accessing a radio-frequency current, and a rotating hole is formed in the radio-frequency stator; the radio-frequency rotor is rotatably arranged in the rotating hole; and a conductive jacket formed by spherical metal particles is embedded between the inner wall of the rotating hole and the outer wall of the radio-frequency rotor. According to the invention, through the conductive jacket which is formed by the spherical metal particles and arranged between the radio-frequency stator and the radio-frequency rotor, effective connection of the radio-frequency current between the rotary joint and the bias electrode is ensured, the smooth rotation of the radio-frequency rotor in the radio-frequency stator can also be ensured, the rotating requirement of the substrate after being connected with the rotary joint is met, and the speed and uniformity of coating and etching of the ion etching system are improved. The ion etching system is connected with a rotating platform, the substrate and the radio-frequency rotor through a dynamic sealing device, and meanwhile, the vacuum sealing requirement of the cavity etching is met.

The invention discloses a one-way sliding type spherical steel supporting seat. The one-way sliding type spherical steel supporting seat comprises a supporting seat top plate, a supporting seat bottomplate, a spherical crown liner plate, a first plane polytetrafluoroethylene sliding plate, a spherical surface polytetrafluoroethylene sliding plate, a second plane polytetrafluoroethylene sliding plate, a first stainless steel plate, a second stainless steel plate, an upper sliding plate and a middle seat body, the middle seat body is arranged at the upper end of the supporting seat bottom plate, a spherical crown groove which can be matched with the spherical crown lining plate is formed in the upper end of the middle seat body, a lower spherical crown surface of the spherical crown liningplate is arranged in the spherical crown groove, the spherical surface polytetrafluoroethylene sliding plate is arranged between the spherical crown lining plate and the spherical crown groove, and afirst plane polytetrafluoroethylene sliding plate mounting clamping groove which can be matched with the first plane polytetrafluoroethylene sliding plate is formed in the upper end of the spherical crown lining plate. According to the one-way sliding type spherical steel supporting seat, the upper sliding plate is arranged at the upper end of the spherical steel supporting seat, the upper slidingplate can achieve one-way sliding displacement, so that the bridge displacement requirement is met, the safety is improved, the spherical crown lining plate can meet the rotating requirement, the twofunctions of one-way displacement and rotation are met by the spherical steel supporting seat, so that the safety is improved.

The invention discloses a rammer body structure of a vibro-rammer. The rammer body structure comprises a box body, an eccentric mechanism and a driving mechanism, and the eccentric mechanism comprises an eccentric wheel; and the driving mechanism comprises a pump body, a pump cover, a driving gear and a driven gear, the driving gear and the driven gear are arranged in a pump cavity formed by the pump body and the pump cover, an inlet and an outlet are correspondingly formed in the box body and the pump body, the two ends of a wheel shaft of the driving gear are rotationally connected with the pump cover correspondingly, the shaft end of the driven gear extends out of the pump cover and is connected with one end of a wheel shaft of the eccentric wheel, the other end of the wheel shaft of the eccentric wheel is rotatably connected with the box body, and the two ends of a wheel shaft of the driven gear are rotatably connected with the pump cover correspondingly. A hydraulic motor is not needed on the outer side of the box body, the structure is simple, driving is convenient, the rammer body cost and the maintenance cost are reduced while the rammer body vibration requirement is met, driving is not prone to failing, hydraulic oil leakage is prevented, and the service life of the vibro-rammer is prolonged.