28 results about "Gear drive" patented technology

The invention discloses a pair of napier's compasses. The pair of napier's compasses comprises a telescopic adjusting mechanism and a pencil clamp fixing mechanism. The telescopic adjusting mechanism comprises a rotating locking mechanism, a sliding focal length adjusting mechanism and a thread rope locking mechanism, wherein the sliding focal length adjusting mechanism is arranged on the rotating locking mechanism in a sliding mode, the thread rope locking mechanism is fixed on the rotating locking mechanism, and the pencil clamp fixing mechanism is connected to the thread rope locking mechanism. In this way, a continuous curve can be rapidly and accurately drawn up at one time through the pair of napier's compasses, circles and ellipses can be drawn, and multiple purposes of the pair of napier's compasses are achieved; due to the fact that gear drive is adopted, stability and reliability are achieved, and accuracy is high; due to the fact that magnets at the bottom end can attract on a blackboard, labor is saved in the drawing process, drawing can be rapidly conducted, and the pair of napier's compasses is convenient to carry.

The invention discloses an automatic reclosing circuit breaker, which comprises a circuit breaker body and an automatic reclosing drive mechanism; a transmission turbine is provided with a cam linkage part, a turbine follower part, a gear driving part and a dial part; There is a toggle boss on the top; a circular through hole, a first three-leaf switch and a second three-leaf switch are arranged on the circuit board; the first three-leaf switch is provided with a first stationary blade, a first moving blade and a second static blade Blades, the first moving blade can be moved to be crimped on the first stationary blade or the second stationary blade; the second three-blade switch is provided with the third stationary blade, the second moving blade and the fourth The blades can be moved and pressed against the third stationary blade or the fourth stationary blade; the first stationary blade, the first moving blade, the second stationary blade, the third stationary blade, the second moving blade and the fourth stationary blade along the The clockwise direction is arranged around the circular through hole in turn. The invention can simplify electric control and improve reliability.

An irrigation sprinkler can include an outer case and a riser extendible from the outer case by water pressure. A nozzle can be rotatably mounted at an upper end of the riser. A water inlet can connect the sprinkler to a water source. A turbine may be mounted in the riser for rotation by water entering a lower end of the riser. A gear train reduction can be mounted in the riser. A gear driven coupling mechanism mounted in the riser may couple the gear train reduction and the nozzle. A pressure regulator can be mounted inside the outer case at the water inlet.

The invention discloses an automatic lifting protective guard used at a highway-railway intersection. A row of first sliding holes formed in a roadbed is formed in each of the two sides of the rails; a sliding protective guard bar is arranged inside each first sliding hole; a first rotating shaft and a second rotating shaft which rotate inside first inner cavities are arranged on the two sides of the rails respectively; driving gears driving the protective guard bars to slide are arranged on the first rotating shaft and the second rotating shaft respectively; the protective guard bars on the two sides correspond to a train; a control sliding plate is arranged on each of the two sides of the train; a first magnetic disc is arranged on each control sliding plate; a second magnetic disc correspondingly magnetically attracting the first magnetic disc is arranged each sliding top pressure plate. The lifting of the protective guard bars can further be controlled through driving of the train, so that railway construction cost increase caused by manual control over the lifting of the protective guard bars is further avoided.

The invention discloses a flood early warning device in a polder area. The device comprises a base, insertion rods and a cylinder. Two sides of a bottom of the base are provided with the insertion rods, the cylinder is arranged at an intermediate portion of an upper surface of the base, a top end of the cylinder is provided with a control box, a bottom of an inner cavity of the control box is onlyprovided with a PLC controller, one side of the inner cavity of the control box is provided with a motor, a shaft portion of the motor is connected to a first gear, the first gear is rotatingly connected to a second gear, and the second gear is meshed with the first gear. When the device is used, the device is inserted into water to be fixed through the insertion rods, the device and a dam wall are firmly fixed by fasteners and connecting plates on connecting rods, the firmness is increased, the phenomenon that the device is washed away by water flow is effectively prevented, the first gear drives the second gear to rotate by starting the motor, so that a support table rotates, and a first camera can monitor the surrounding environment.

The invention discloses a novel sand making machine, which comprises a machine frame, an enclosure, a motor, a spiral bevel gear transmission device, a fixed roller assembly, a movable roller assembly and a sand returning and shaping device, wherein the enclosure is arranged on the machine frame; a feeding hole is formed in the upper part of the enclosure; the motor is arranged on the machine frame through a base of the motor; the spiral bevel gear transmission device, the fixed roller assembly and the movable roller assembly are connected with the motor through a triangle transmission belt and arranged on the machine frame; and the sand returning and shaping device is arranged below two rollers of the fixed roller assembly and the movable roller assembly. According to the novel sand making machine, the energy loss is reduced; the energy use efficiency is increased; simultaneously, the movable roller assembly can be stably fixed on the machine frame through a high-pressure hydraulic cylinder and an adjusting device; a certain clearance exists between the movable roller and the fixed roller all the time; simultaneously, the crushing pressure between the two rollers is increased; materials having the relatively high hardness can also be crushed easily; the novel sand making machine is particularly applied to making sand from cobbles; in addition, the hydraulic cylinder also has the overload protection effect; the novel sand making machine disclosed by the invention is simple and convenient to operate, long in service life, safe and reliable; in addition, the production cost of enterprises is greatly reduced; and the market competitiveness is improved.

The invention discloses a low-temperature casing pressure device for taking out a covered stent, which comprises a traction mechanism for pulling a covered roll with the covered stent to advance, a compression mechanism for radial compression, a liquid nitrogen mechanism for enabling the covered roll with the covered stent to generate low temperature, a shell and a control panel, wherein the traction mechanism, the compression mechanism and the liquid nitrogen mechanism are all arranged in the machine shell, the compression mechanism comprises a compression motor, a worm gear, a worm and a radial compression plate, the compression motor drives the worm to rotate, the worm drives the worm gear to rotate, and the worm gear drives the radial compression plate to move in the radial direction. By arranging the traction mechanism, the compression mechanism, the liquid nitrogen mechanism, the machine shell and the control panel, the film covering roller of the film covering support is separated from the film covering support after being cooled and shrunk, the film covering support is taken down from the film covering roller under the action of the compression mechanism, labor is saved, and the production efficiency is improved.

The invention discloses a two-sided grinding machine and a two-sided grinding method, and belongs to the technical field of grinding processes. The two-sided grinding machine comprises an upper grinding plate, a lower grinding plate, a planet wheel, a sun wheel, an external gear, a first drive device and a second drive device, wherein an inner gear ring is arranged on the edge of the sun wheel; anouter gear ring is arranged on the edge of the external gear; the planet wheel meshes with the inner gear ring and the outer gear ring; the first drive device is in transmission connection with the sun wheel; the second drive device is in transmission connection with the external gear; and the two-sided grinding machine is alternately at a first state and a second state when being used for grinding a sapphire substrate, the rotate speed of at least one of the first drive device and the second drive device at the first state is different from the rotate speed of at least one of the first drivedevice and the second drive device at the second state, and the total wearing capacity of the meshing part of the planet wheel and the inner gear ring in the lower grinding plate at the first state and the second state is equal to the total wearing capacity of the meshing part of the planet wheel and the outer gear ring in the lower grinding plate at the first state and the second state. According to the two-sided grinding machine and the two-sided grinding method provided by the invention, the surface smoothness of the lower grinding plate can be improved.

The invention discloses an intelligent carrying industrial robot with a stable clamping function. The intelligent carrying industrial robot with the stable clamping function comprises a box body, a transverse plate is fixedly connected to the lower part of the right side of the box body, and a rotating device is arranged above the transverse plate. According to the intelligent carrying industrialrobot with the stable clamping function, through cooperation of the box body, the transverse plate and the rotating device, when the intelligent carrying industrial robot with the stable clamping function is used, a second gear can be driven by a first gear to rotate, so that the second gear drives a circular rod to rotate, the circular rod drives a third gear to rotate, the third gear drives a fourth gear to rotate, and then the fourth gear drives a circular plate to rotate, and therefore, 360-degree rotation is achieved and the application range is prevented from being limited; through cooperation of the box body, the transverse plate and a clamping device, when the intelligent carrying industrial robot with the stable clamping function is used, a bent plate can be driven to rotate rightwards by an air cylinder, so that a square plate is enabled to drive clamping plates to move inwards, and therefore, clamping of materials is achieved; and during clamping of the clamping plates, theclamping plates can achieve clamping at different angles to guarantee the overall clamping stability by changing the length changes of an upper hydraulic rod and a lower hydraulic rod.

An automatic guided vehicle comprises a vehicle body part and a steering part, wherein the vehicle body part comprises two front wheels and two rear wheels; the front wheel axle is connected between the two front wheels; and the rear wheel axle is connected between the two rear wheels. The steering part comprises a front steering shaft with a front gear sleeve on the outer periphery, a rear steering shaft with a first rear gear sleeve on the outer periphery, a steering drive and a conveyor belt. The steering part comprises a front steering shaft with a front gear sleeve on the outer periphery,and a rear steering shaft with a first rear gear sleeve on the outer periphery. The steering drive comprises a rotating shaft sleeved with a rotating gear on an outer periphery and a transmission shaft sleeved with a transmission gear on two outer peripheries respectively. The conveyor belt is sleeved with the front gear, the first rear gear and the rotating gear. The front gear, the first rear gear and the rotary gear are abutted against the inside of the conveyor belt, and the two transmission gears are abutted against the outside of the conveyor belt. Two transmission gears are located onboth sides of the rotating gear. The control part controls the rotation of the driving gear, and the driving gear drives the front gear, the rear gear and the two transmission gears to rotate.

The invention discloses an energy-saving filling machine based on Internet of Things and capable of realizing uniform filling. The energy-saving filling machine comprises a storage barrel, wherein a liquid separation mounting table is fixedly connected with the bottom side of the storage barrel and connected with a filling valve through a clamping mechanism; the side, deviated from the storage barrel, of the liquid separation mounting table is fixedly connected with a main support rod; the end, away from the liquid separation mounting table, of the main support rod is fixedly connected with afilling platform; the side, deviated from the main support rod, of the filling platform is fixedly connected with a base; traveling mechanisms are symmetrically arranged on the bottom side of the base; mounting grooves are symmetrically formed in the base. A first rotating shaft is driven by a drive motor to rotate, so that a first gear drives second gears on two sides to enable second rotating shafts to rotate, third rotating shafts start to rotate under transmission of transmission devices, propellers are driven to rotate by rotation of the second rotating shafts and the third rotating shafts and stir raw materials on the bottom layer continuously, so that raw material density is more uniform, and quality of filled products is improved.

The invention discloses a no-injury seedling transferring device for agricultural production. The device comprises a supporting box body, first through holes are formed in the outer walls of the two sides of the supporting box body, and a stepping motor is connected to the central outer wall of the top of the supporting box body through bolts; an output shaft of the steeping motor is connected with a rotary shaft through a bolt, the outer wall of the other end of the rotary shaft is connected to the central inner wall of the bottom of the supporting box body through a bearing, a rotary gear sleeves the circumferential outer wall of the rotary shaft through bolts, and supporting rods are arranged on the outer walls of the two circumferential ends of the rotary gear. According to the no-injury seedling transferring device for agricultural production, by arranging the steeping motor, the rotary gear and the supporting rods, the steeping motor drives the rotary gear to rotate, the rotary gear drives the two supporting rods to move telescopically back and forth, a hollow semi-ring is driven to rotate, digging is conducted through the first semi-ring, and quite effective effect of digging is achieved.

The invention relates to the technical field of information acquisition of offshore oil production platforms, and discloses a remote data acquisition device for informatization improvement of an offshore oil production platform. The a remote data acquisition device comprises a position control mechanism, wherein the position control mechanism comprises a rear plate. A non-full gear rotates, so two electric wires are connected with a lead located between the two electric wires through groove teeth, and automatic butt joint of the electric wires is achieved; compared with a common connection mode, complicated electric wire screwing operation is omitted, maintenance time is effectively saved, and practicability is higher; the non-full gear drives a blocking piece and a push rod to rotate, so an upper installation block is located at the middle layer height, a space for accommodating the electric wires is formed between the lower mounting block and the lower mounting block, so the electric wires can be in contact with the groove teeth conveniently, enough space is provided for mounting the electric wires, and the difficulty of butt joint of the electric wires is reduced; and compared with a common manual control method, the problem that pressing force is not easy to control is effectively avoided, the consequent situation that the electric wires and the lead are not effectively connected or the electric wires are damaged by pressing is avoided, and the maintenance operation of the remote data acquisition device can be ensured to be carried out smoothly.

The invention relates to the technical field of fixing equipment, and discloses a fixing device for computer mainboard production. The fixing device comprises two fixing plates, the opposite sides of the two fixing plates are rotatably connected with a plurality of turntables, and the outer sides of the turntables are sleeved with rotating belts. By arranging a lower fixing frame, a fourth rotating rod, a fourth gear, a third tooth groove and a supporting rod, in this way, when the lower fixing frame moves, the angle of a mainboard needs to be adjusted, a first gear on the rear portion passes through an upper toothed plate on the rear portion, the first gear drives the fourth rotating rod to rotate, the fourth rotating rod drives the fourth gear to rotate in the third tooth groove, and therefore the supporting rod is driven to move upwards, the angle of an upper fixing frame is adjusted, after the procedure is completed, when the rear first gear passes through a rear lower toothed plate, a convex block is pressed into a movable hole by a top block, a pull rope is pressed by the convex block, a clamping block is retracted into a storage groove, then the first gear is in contact with the lower toothed plate, and the first gear drives the fourth rotating rod to rotate to lower the upper fixing frame.

The invention relates to the field of textile equipment, in particular to a textile fabric protrusion embossing device which comprises a base, a raw material placing seat, a tensioning device, a pattern forming device and a winding device, the raw material placing seat comprises a first support and a first rotating shaft, and the tensioning device comprises a second support, a lifting mechanism, a second rotating shaft and a first roller. The pattern forming device comprises a fourth support, a driving embossing mechanism and a driven embossing mechanism, the winding device comprises a seventh support, a fixing base and a winding mechanism, and the winding mechanism comprises a winding shaft, a fifth motor, a fourth gear transmission set and a second clamping mechanism. According to the embossing device, the active embossing mechanism and the passive embossing mechanism are arranged, and the distance between the active embossing mechanism and the passive embossing mechanism is adjusted, so that the cloth embossing force is controlled, and the embossing finished product effect is improved; the tensioning mechanism is arranged, the tensioning degree of different cloth in the equipment can be adjusted, and the application range of the equipment is widened.

The invention discloses a water-cooling laser integrated welding cabinet which comprises a supporting table. Pulleys are fixedly connected to the four corners of the bottom end of the outer wall of the supporting table correspondingly, the top end of the supporting table is fixedly connected to the bottom end of the outer wall of a box body, the top end of the box body is clamped to the bottom end of a box cover, the left side and the right side of the top end of the supporting table are fixedly connected to the bottom ends of fixing rods correspondingly, and the outer walls of the two fixing rods are slidably connected to the centers of sleeve plates in a sleeved mode. The water-cooling laser integrated welding cabinet is reasonable in structure, a rotating motor is started, the rotating motor drives gears to rotate, the two gears are matched in a meshing mode to rotate together, the gears drive a cavity shaft to rotate, and two threaded rods in threaded fit with the cavity shaft move in the direction of the cavity shaft under the limitation of sliding blocks correspondingly; and the two sliding blocks slide on the inner wall of the supporting table in cooperation with movement of the threaded rods, the two sliding blocks drive the top ends of two rotating plates to rotate, the two rotating plates push a lifting plate to slide downwards along a limiting rod, the lifting plate pushes an anti-skid plate to be in contact with the ground, the pulleys are separated from the ground, and fixing of the cabinet is achieved.

The invention discloses a portable washing machine. The portable washing machine comprises a shell, a baffle, blades, a transmission assembly for rotating the blades forwards and backwards, a liftingassembly for lifting the blades, and a motor for driving the lifting assembly or the transmission assembly to work; the lift assembly comprises a lifting ring; an adjusting ring is rotatably connectedto the outer side of the lifting ring; the side wall of the lifting ring is provided with an adjusting sliding groove; a convex head is formed on the side wall of the adjusting ring; the blades moveup and down along with the lifting ring; an end face gear is in one-way transmission connection between the motor and the adjusting ring; and a first gear opposite to the transmission direction of theend face gear is in one-way transmission connection between the motor and the transmission assembly. According to the portable washing machine, the motor rotates forwards to enable the blades to stretch outwards, then the motor rotates backwards to drive the blades to rotate forwards and backwards, next, the motor rotates forwards to take back the blades, and finally the motor rotates backwards to enable the blades to rotate in one direction so as to achieve a water drainage effect.

A power conversion head of a horizontal milling machine, comprising a power head fixing plate, a No. 1 machine head and a No. 2 machine head; a rotating shaft sleeve is fixedly arranged on the bottom of the power head fixing plate; one side of the power head fixing plate A power head mounting seat is fixedly arranged; two mounting screws are fixedly embedded on both sides of the power head mounting seat. The setting of the gear in the present invention is beneficial to improve the processing efficiency. The No. 1 machine head is tangent to the gear, and the gear is tangent to the No. 2 machine head, and the outer diameter of the No. 2 machine head is larger than the outer diameter of the gear, and the outer diameter of the gear is larger than that of the No. 1 machine head. The outer diameter of the No. 1 machine head, when it is necessary to process some relatively hard workpieces or the inner side of some workpieces, the processing milling cutter can be installed on the side of the No. 2 machine head first, and the No. 1 machine head drives the gear to rotate, and the gear drives the second The machine head rotates to drive the milling cutter to rotate. The speed will be reduced during the transmission process, but the output power can be increased by 50%, the power output is more stable, and the work efficiency is effectively improved.

The invention discloses an automatic fertilizer applicator for sugarcane seedling cultivation. The automatic fertilizer applicator comprises a guide rail, a moving mechanism is arranged at the top of the guide rail, the moving mechanism comprises a T-shaped slide rail, the T-shaped slide rail is slidably connected with the guide rail, a first forward and reverse rotation motor is arranged on the back side of the T-shaped slide rail, a second forward and reverse rotation motor is arranged on the front side of the T-shaped slide rail, and gears are arranged at the close ends of the first forward and reverse rotation motor and the second forward and reverse rotation motor. The two gears drive a first material box to move leftwards and drive a second material box to move leftwards, in the process that the first material box and the second material box move leftwards, two servo motors synchronously drive two shaft rods to rotate, and the shaft rods drive a cross pin to rotate at a constant speed, so that the fertilizer evenly falls down from a material opening to perform fertilization treatment on a sugarcane seedling planting area. According to the automatic fertilizer applicator, suspended mobile fertilizer application is achieved, stability is good in the fertilizer application moving process, waste blockage in the fertilizer application process is avoided, and use is convenient.

The invention relates to the technical field of e-commerce, and discloses an e-commerce Bluetooth earphone capable of adjusting the size of a receiver, and the earphone comprises a shell, the inner wall of the housing is fixedly connected with a driving shaft, the outer side of the driving shaft is engaged with a transmission wheel, the outer side of the transmission wheel is movably connected with a supporting rod, and the interior of a sleeve rod is fixedly connected with a cam. And the interior of the cam is fixedly connected with a top ball, the interior of the cam is slidably connected with a stop lever, the interior of the cam is fixedly connected with a limiting wheel, and the interior of the sleeve rod is slidably connected with an extrusion plate. According to the e-commerce Bluetooth earphone capable of adjusting the size of a receiver, the driving shaft rotates to drive the transmission wheel to rotate, the transmission wheel drives the support rod to swing, the support roddrives the bracket to slide, the bracket drives the gear to move, the gear drives the rotating wheel to rotate through the transmission rope, and the rotating wheel drives the earplug to swing. Through cooperation use of the earplugs and the sleeve rod, the effect of automatically adjusting the size of the receiver is achieved.

The invention discloses a transmission and clamping structure capable of realizing self-rotation of a workpiece in a vacuum furnace. The structure comprises a driving gear motor, a shaft seal device, a driving gear I, a driven gear I, a driving gear II, a driven gear II, a workpiece clamping device, a coupler, a transmission shaft, all component supporting structures and the like, wherein the transmission shaft is fixed on a hearth upper cover by means of a transmission shaft supporting structure, the driving gear II and the driven gear I are of an integrated structure and are installed on the hearth upper cover by means of a driving gear II supporting structure, the workpiece clamping device and the driven gear II are fixed on the hearth upper cover by means of the driven gear II supporting structure, and the workpiece is clamped and hoisted at the lower part of the workpiece clamping device. On the premise that bidirectional sealing and thermal protection are guaranteed, the workpiece can be driven by the gear motor by means of a gear transmission system to automatically and stably rotate, and loading and unloading are facilitated; and by means of the structure, all parts of the workpiece can be evenly heated and cooled, heat treatment distortion is reduced, and the consistency of the heat treatment performance of the workpiece is improved.