2888 results about "Pinion" patented technology

An axle assembly comprising a differential carrier, a differential assembly, a drive pinion, and a drive pinion brake. The drive pinion brake is mounted to the differential carrier. The differential carrier supports the differential assembly. The drive pinion brake is operable to apply a brake torque to inhibit rotation of the drive pinion.

An active air flap of a vehicle according to one embodiment of the present invention includes a frame part which communicates with an outside air inlet of a grill, a flap part including a plurality of flap units which are rotatably connected to the frame part and sequentially open or close the outside air inlet of the grill, a rotary shaft which connects the plurality of flap units to the frame part, and a driven pinion gear connected to the rotary shaft, a driving part which transmits a driving force to the flap part, and a control unit which controls the driving part to be driven.

An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.

Examples of stands and display devices are described. In an example, a stand may be coupled to a pair of racks, a driving gear, and a pair of pinion gears. The pair of pinion gears may be operably coupled to the driving gear. Further, the pair of pinion gears may be meshed with the pair of racks. Upon actuation of the driving gear, the pair of pinion gears may be rotated relative to the pair of racks to cause movement of the gears along the pair of racks.

The invention relates to the technical field of circuit breakers, in particular to a circuit breaker with a reclosing mechanism, which comprises a shell, a circuit breaker handle is rotationally arranged in the shell, an operating rod and at least three gears meshed in sequence are further rotationally arranged in the shell, and the tooth number of each gear is gradually increased in sequence. The two gears located on the two sides are a small gear and a large gear respectively, the number of teeth of the small gear is smaller than the number of teeth of the large gear, the operating rod is fixedly connected with the small gear, and the large gear is in transmission connection with a circuit breaker handle. Speed reduction and torque increase are realized through the gear train, so that the force required to be applied when a user manually operates the handle of the circuit breaker is remarkably reduced, the operation intensity is reduced, the convenience of manual reclosing is improved, and the manual reclosing device is particularly suitable for a large-current circuit breaker or an occasion requiring a relatively large operation torque.

A positive drive differential assembly including a differential with an input pinion configured to operably engage with a drive shaft so as to permit the drive shaft to rotate the pinion. A bi-directional overrunning clutch assembly is configured to transmit torque between the pinion and two drive axle segments. A pinion disconnect assembly is provided for controlling transmission of rotation to the pinion and including a rotary coupler. A linear actuator is connected to the rotary coupler and configured to translate the rotary coupler between connected and disconnected positions.

A hybrid system for drones and other modes of transport. A combustion engine provides range and / or lifting capacity for drones while electric motors / generators provide both control and maneuverability. One or more combustion engines, in conjunction with one or more electric motors / generators form a propulsion system whereby each is connected to and drives its own driving pinion in one or more planetary gear sets, and provide continuously variable transmission for driving propellers or driveshafts. The combustion engine may be connected directly to one of the planetary gear's driving pinions, or can drive one of the planetary gear's driving pinions. If the propellers are only driven by either a combustion engine, or an electric motor / generator, the other engine / motor will be kept at rest by a braking device for a combustion engine or a braking device for an electric motor / generator.

The invention relates to the technical field of direction control transmission of speed reducers for new energy vehicles, in particular to a reversing control internal meshing RV speed reducer which comprises a transmission assembly, the transmission assembly comprises a first transmission gear and a second transmission gear, and an electromagnetic clutch is fixedly installed on the inner wall of the first transmission gear. When the rotating main shaft is driven to rotate forwards and backwards, the arranged first transmission gear and the arranged second transmission gear are meshed with the first driven gear and the second driven gear correspondingly for rotation, and in the forward rotation process, the first transmission gear and the first driven gear are in meshed transmission; in the reverse rotation process, the second transmission gear, the small gear and the second driven gear are kept in a meshed and non-transmission state, in the reverse rotation process, the second transmission gear, the small gear and the second driven gear are in meshed transmission, and the first transmission gear and the first driven gear are kept in a meshed and non-transmission state. In this way, abrasion caused by the fact that tooth grooves are not aligned when the gears are meshed can be effectively avoided.

The invention discloses a marine winch brake device, which relates to the technical field of winches, and comprises an outer shell, a movable shell, a brake mechanism, a pinion, a bull gear, a multi-stage buffer mechanism, a locking mechanism, a clamping mechanism and a connecting shaft, the piston is pushed through the oil cylinder, power is transmitted through hydraulic oil, the brake block is driven to brake the brake disc, primary braking of the winch main shaft is achieved, and the braking mode is efficient and reliable; the wear-resistant anti-skid layers are arranged on the opposite faces of the brake blocks, friction force is effectively increased, the braking effect is improved, and the stability of the braking process is guaranteed; the tooth grooves in the outer circle face of the movable shell are matched with the movable clamping teeth, when the braking resistance is increased, the movable clamping teeth and the tooth grooves are indirectly separated for braking, and the braking performance is further optimized; the large gear is used for driving the multi-stage buffering mechanism to work, oil in the oil storage cavity is pumped into the buffering oil cavity through the hydraulic pump for buffering and energy absorption, winch damage caused by braking is avoided, and the service life of the winch is prolonged.

The utility model discloses a novel springboard angle detection device, which comprises a springboard connecting plate, a large gear ring and a fixedly arranged encoder body, the rotation axis of the large gear ring and the rotation axis of the springboard connecting plate are coaxially arranged, and the inner side of the large gear ring is in meshed connection with a pinion. The small gear is connected with a detection shaft of the encoder body and drives the detection shaft to rotate, and the encoder obtains the rotation angle of the small gear and converts the rotation angle to obtain the overturning angle of the springboard. The novel springboard angle detection device is installed between the springboard connecting plate and the speed reducer, is small in size, improves the space utilization rate of the springboard, and does not interfere with a channel above the springboard. A mechanical transmission mode is adopted, the structure is simple and stable, machining is easy and convenient, bolt connection is adopted, replacement is convenient, and data are accurate. By means of the swing arm structure, angle rotation measurement can be kept all the time when relative axial or radial displacement occurs between the large gear ring and the encoder body, and the phenomenon that the large gear ring is separated from the small gear during relative movement is avoided.

The utility model discloses a multi-layer precision gear which comprises a multi-layer precision gear, the multi-layer precision gear is formed by sequentially arranging a small gear, a middle gear and a large gear, limiting pins are welded to the two ends of the side, close to the large gear, of the small gear and the two ends of the side, close to the large gear, of the middle gear, and pin grooves are formed in the two ends of the interior of the middle gear and the two ends of the interior of the large gear in a penetrating mode. A fixing assembly is arranged on the outer side of the multi-layer precision gear and comprises a long screw rod, and the outer side of the long screw rod is sleeved with a nut. The small gear, the middle gear and the large gear are sequentially arranged and fixed to form the complete multi-layer precision gear, the inner diameters of the shaft holes in the small gear, the middle gear and the large gear are the same, the positions of the threaded grooves are the same, and the small gear, the middle gear and the large gear can be used independently after being combined and disassembled at will.

An outboard motor includes a steering mechanism switchable between a state in which a pinion is rotated by a first drive source such that an outboard motor body is steerable within a first steering angle range, and a state in which the pinion is rotated by a second drive source such that the outboard motor body is steerable within a second steering angle range different from the first steering angle range.

The double tension protection winch for the underwater blowout preventer comprises a rack, a roller is installed on the rack, a plurality of sets of tension devices are evenly distributed and fixed to one end of the roller, and a large gear ring is clamped by the other ends of the multiple sets of tension devices; a motor is fixed to the position, close to the large gear ring, of the rack, and a small gear is arranged on an output shaft of the motor and meshed with the large gear ring. Arc-shaped frames are welded to the positions, at the two ends of the roller, of the rack respectively, cable arrangement supports are fixed to the arc-shaped frames through bolts a, a lead screw is installed between the two cable arrangement supports in the axial direction of the roller, and a lead screw chain wheel is arranged on the lead screw; the rack is provided with a brake disc brake device close to the large gear ring; and the hydraulic control system is respectively connected with the motor, the tension device and the brake disc brake device. According to the double tension protection winch for the underwater blowout preventer, the tension device and the hydraulic control system are arranged for double tension protection, an umbilical cable is prevented from being snapped, the cable arrangement device is designed to be in a rotatable mode, and the universality of the winch is improved.

A carrier rotatably supports a first pinion gear and a second pinion gear that rotate integrally with each other. One of the carrier and a ring gear is connected to a first gear so as to rotate integrally with the first gear. A second gear meshes with the first gear. The first gear and the second gear are each a double helical gear having a pair of tooth portions with mutually opposite helix directions. The first pinion gear and the second pinion gear are each a helical gear. The helix directions of the tooth portions of the first pinion gear and the second pinion gear are set such that the thrust load that the first pinion gear receives from a sun gear and the thrust load that the second pinion gear receives from the ring gear are opposite to each other.

The utility model discloses an electric barring gear of a vertical mill composite driving system, which comprises a barring motor, a barring speed reducer connected to the driving end of the barring motor, a barring pinion fixedly connected to the output end of the barring speed reducer, and a barring gearwheel used for being connected with an external driving device, the barring motor drives the output end of the barring speed reducer to rotate, the barring speed reducer drives the barring small gear to rotate, the barring small gear is parallel to the rotating plane of the barring large gear, and the barring small gear is meshed with the barring large gear. Low-rotating-speed and high-torque power transmission is carried out on the turning pinion through the turning motor and the turning speed reducer, so that the purpose of driving a vertical mill composite driving system and a millstone to carry out turning is achieved, the turning speed is stable and controllable, man-machine contact is reduced, and working efficiency and operation safety are improved.

The utility model belongs to the technical field of functional plastic master batches, and particularly relates to a functional plastic master batch blanking device which comprises a blanking box, the inner wall of the discharging box is fixedly connected with an elastic screening plate. Rotating shafts are rotationally connected to the two sides of the bottom of the elastic screening plate and located on the inner wall of the discharging box. The surface of the rotating shaft is fixedly connected with a three-blade cam; one end of the rotating shaft is fixedly connected with a pinion; the elastic material screening plate is arranged for screening materials and has certain elasticity, so that the rotating shaft can be matched with the three-blade cam to flap the elastic material screening plate when rotating, functional plastic master batches attached to the surface of the rotating shaft can be popped out and fall off from the elastic material screening plate, and when the particles are large and cannot pass through, the functional plastic master batches can be popped up and fall off from the elastic material screening plate, so that the functional plastic master batches cannot pass through the elastic material screening plate. And meanwhile, the spiral material guide plate is arranged for guiding materials to the elastic material screening plates, blockage caused by serious accumulation is avoided, and therefore normal discharging work can be guaranteed.

The present invention provides a headrest module including a mounting base; a rack bracket having a rack gear part and mounted on the mounting base to enable translational motion along an extended direction of the rack gear part; a moving gear having a pinion gear part engaged with the rack gear part and being installed to enable rotational motion and translational motion with respect to the mounting base; and a stopping unit formed to stop the rotational motion of the moving gear as the pinion gear part, which makes the rotational motion due to the translational motion of the rack gear part, makes the translational motion in one direction.

Methodology of simplifying the manufacture of a sliding support mechanism configured to support a slide-out of an RV by devising a shaft-and-pinion housing configured as a single-piece monolithic component that includes a hard exterior of the housing (with the co-axial first and second openings therethrough, which are dimensioned to accommodate the shaft). The housing is structured to have a separation distance between a first portion of the hard exterior carrying the first opening and a second portion of the hard exterior carrying the second opening to be dimensioned to reversibly receive the pinion in a space between the first and second openings.

An apparatus for adjusting a vehicle body height of a vehicle and generating power includes a rack gear connected to a wheel and configured to be moved in a vertical direction by a vertical movement of the wheel relative to a road surface, a pinion gear configured to be rotated by movement of the rack gear while engaging with the rack gear, a one-way bearing connected to the pinion gear and configured to be rotated together with the pinion gear, the one-way bearing being configured to operate to transmit a load when rotating in one direction and not to transmit a load when rotating in the other direction, an electric generator connected to the one-way bearing and configured to generate electricity by the rotation of the one-way bearing in one direction, and a capacitor connected to the electric generator and configured to accumulate electricity generated by the electric generator.

The utility model relates to the technical field of injection molding machining, and discloses an injection molding machine drying and mixing device which comprises a mixing and drying mechanism, the surface of the mixing and drying mechanism is fixedly connected with a feeding hopper through bolts, the surface of the feeding hopper is rotationally connected with an annular gear through a rotating shaft, and a feeding piece is arranged on the side wall of an inner cavity of the annular gear; the surface of the annular gear is connected with two sets of pinions in a meshed mode, the bottoms of the two sets of pinions are fixedly connected with connecting rods through bolts, and braking parts are arranged at the bottoms of the two sets of connecting rods; through cooperative use of the brake part, the feeding part and other related assemblies, the whole feeding device is easy and convenient to use and operate, raw materials adhering to the inner wall of the feeding hopper can be rapidly scraped in the feeding process, meanwhile, the raw materials which are caked can be scattered, the feeding speed of the feeding device is increased, and the feeding efficiency of the feeding device is improved. And meanwhile, the drying and mixing effects, the actual working efficiency and the like can be further improved.

The invention discloses an intelligent detection device and method for the straightness of a linear guide rail, and relates to the technical field of straightness detection. According to the linear guide rail straightness intelligent detection device and method, through cooperation of the position adjusting disc mechanism, the driving pinion, the laser measurement mechanism and the reflector mechanism, straightness detection can be carried out on the top surface and the two side surfaces of the linear guide rail at the same time, and the detection efficiency is improved; the distance between the laser measuring mechanism and the to-be-detected surface of the linear guide rail can be changed, and due to the fact that the propagation paths of laser beams emitted by the laser measuring mechanism in the air are different and the influence of air disturbance is also different under different distances between the laser measuring mechanism and the to-be-detected surface of the linear guide rail, multiple times of detection can be carried out; multiple groups of data are measured, straightness detection results under different air disturbance conditions can be quickly obtained, and the influence degree of air disturbance on straightness measurement of the linear guide rail can be evaluated by comparing and analyzing the data.

A transmission assembly for converting between a ceiling mounted to a jackshaft configuration includes an output coupler for operably coupling a drive tube rotatable to open and close a sectional door, a pinion assembly operably coupled to the output coupler via a flexible coupling member, a releasable coupling assembly, a handle, and a cam operated engagement assembly. The releasable coupling assembly is operably coupled to a motor output shaft of a GDO motor. The releasable coupling assembly has an engaged state in which rotation of the motor output shaft is transferred to the pinion assembly and a disengaged state in which the rotation of the motor is not transferred to the pinion assembly. The cam operated engagement assembly is operably coupled to the handle and the releasable coupling assembly to transition the releasable coupling assembly between the engaged state and the disengaged state based on a position of the handle.

The utility model relates to the technical field of pay-off devices, in particular to a building electrical pay-off platform capable of automatically cutting off a cable, which comprises a movable seat, a torque motor, a pinion and a gearwheel, a torque motor is installed on the inner wall of the moving seat in a penetrating mode, the output end of the torque motor is connected with a small gear, one side of the small gear is connected with a large gear in an engaged mode, a supporting mechanism is connected to the upper portion of the small gear, the upper surface, away from the large gear, of the moving seat is connected with a stand column, and the upper portion of the stand column is connected with a first limiting assembly. According to the building electrical pay-off platform capable of automatically cutting off the cable, a gear motor is started to drive a threaded rod to rotate so as to drive an upper cutter plate and a lower cutter plate to rotate in opposite directions to cut off the cable, and then the building electrical pay-off platform automatically cuts off the cable; a wire coil is placed on the surface of the tray, the electric push rod is started to drive the dull polish to open the wire coil from the inside, and then the building electrical pay-off platform adapts to wire coils of various specifications.

A single-unit device does not require any additional installation, can be easily mounted on the robot to be used, and obtains real location and orientation information of land robots. The device includes a pinion gear, a rack gear, a motor, an upper vertical arm, a clamping chuck, a clamping chuck lock collar, a lower vertical arm, a clamping chuck collar, a bevel gear, a chuck body, and a marker.

The invention relates to the technical field of reverse osmosis filtration, and discloses a reverse osmosis membrane filter element assembly and a use method thereof.The reverse osmosis membrane filter element assembly comprises two annular plates, a hollow cylinder is rotationally connected between the two annular plates, a motor is fixedly connected to the top of the upper annular plate, and the motor drives a large gear to rotate through a small gear on a first rotating shaft; the large gear drives the hollow cylinder to rotate, the hollow cylinder drives the first filter screen and the fixing plate to rotate when rotating, and the second filter screen slides in the sliding groove to extrude the spring to generate elastic force, so that the first filter screen and the second filter screen are staggered, the size of a filter screen opening is reduced, large particles in water are blocked in the first filter screen, and the filtering effect is achieved; when the hollow cylinder stops rotating, the filter screen II resets under the action of the elastic force of the spring, so that the filter screen openings are aligned, particles in the filter openings are thrown out under the action of inertia force, and filtered water flows into the next process through the water outlet, so that impurities are prevented from flowing out from the filter openings, and the filtering effect is improved.

The invention provides a cam limiting external fixing spiral clutch device for lifting opening and closing of a grab ship unloader, and relates to the technical field of bulk cargo wharf grab ship unloaders, which comprises a pinion in clearance fit with a planetary reducer shaft, a bull gear connected with a cam limiting switch through a bolt, and an adjusting bolt in threaded fit with a shaft hole at the end part of the pinion. A shaft shoulder unthreaded hole is formed in the center of the planetary reducer shaft to limit axial movement of the adjusting bolt. The small gear is driven to slide in the axial direction by twisting the adjusting bolt so as to be meshed with or separated from the large gear, the adjusting bolt is reversely rotated before rope replacement to enable the gear to be separated, the large gear is prevented from being driven by rotation of the small gear, and therefore the cam limiting switch shaft is fixed; after the rope is replaced, the gears are meshed through reverse rotation again, and connection is recovered. The device is simple in structure, realizes fixation and reconnection of the limit switch shaft through mechanical transmission, does not need manual disassembly, assembly and debugging, saves manpower and time cost, is low in failure rate, and is suitable for the scene of replacing the steel wire rope of the four-drum grab ship unloader.

The present invention relates to a transmission arrangement (2) for a machine tool comprising a bevel gear stage (11), a spur gear stage (8), and a transmission housing (29). The spur gear stage (8) has a drive pinion (9) and a spur gear (10). The bevel gear stage (11) has a bevel gear shaft (12) and a ring gear (13). The transmission housing (29) has a housing element (14). The drive pinion (9) forms a drive. The spur gear (10) and the bevel gear shaft (12) are permanently and rotationally fixed to one another. The ring gear (13) forms an output. The spur gear (10) and the bevel gear shaft are mounted in the housing element (14). The housing element (14) has a journal (17) on which the ring gear (13) is mounted. The pin (17) has a recess (23) through which the bevel gear shaft (12) can be guided into its mounting position.Furthermore, the invention relates to a gearbox housing (29) for a gearbox arrangement (2) and a working machine.

The utility model relates to the technical field of valve pipe fittings, in particular to a polishing device for valve pipe fittings, which comprises a bottom plate and is characterized in that a fixed circular plate is fixedly connected onto the bottom plate, a first motor is fixedly connected onto the fixed circular plate, the output end of the first motor is connected with a pinion, and the output end of the pinion is connected with a second motor. The small gear is connected with a large gear in an engaged mode, and the large gear is rotationally connected with the fixed circular plate. According to the polishing device for the valve pipe fitting, a second motor is controlled to rotate, so that a cross rod drives a polishing brush to rotate, meanwhile, polishing brushes with different thicknesses can be replaced, the polishing brushes can polish openings of the valve pipe fittings with different specifications, a special machine can be customized in actual use, and the polishing efficiency is improved. And the application range of the device in actual production is greatly expanded.

The invention provides a multi-angle automatic detection device for the surface roughness of a tubular part, and belongs to the field of automatic detection equipment. The roughness detector is driven by the pneumatic propulsion cylinder to be in contact with the surface of the pipe fitting, the servo motor is meshed with the radial rotation main gear through the pinion set, rotation of the large gear around the center supporting wheel is achieved, and it is ensured that the large gear can still complete whole-circle rotation when an opening exists through the small limiting wheel. In the detection process, the roughness detector measures the radial surface of the pipe fitting along with rotation of the large gear, when the servo motor is fixed, the linear sliding module drives the detector to move in the axial direction of the pipe fitting, and roughness detection of the axial surface is completed. The device has a real-time online detection function, can improve the production efficiency and ensure the product quality, and is suitable for multi-angle and automatic measurement of the surface roughness of tubular parts.

A pitch assembly for a vehicle seat includes a drive pinion having a slot, a pinion actuator having a key positioned within the slot, a cam fixedly coupled to the pinion actuator by a drive shaft, a drive motor operatively coupled to the drive shaft and configured to rotate the drive shaft, and an actuator lever operatively coupled to the cam and operatively coupled to a disc mechanism. The drive motor rotates the drive shaft causing the cam to move the actuator lever to an actuated position causing the disc mechanism to be unlocked prior to the key engaging with the slot. Additional rotation of the drive shaft after the key is engaged with the slot rotates the drive pinion causing the vehicle seat to be pivoted between a first and second position.