85results about How to "No relative motion" patented technology

The invention discloses a lifting type belt plate fetching machine. The lifting type belt plate fetching machine is correspondingly arranged at the tail end of a roller way used for conveying glass plates in a glass production line. The lifting type belt plate fetching machine comprises a base, a belt conveying rack, a lifting mechanism and a belt conveying mechanism horizontally mounted on the belt conveying rack. A belt conveying motor used for driving the belt conveying mechanism to operate is arranged at one end of the belt conveying rack. The belt conveying rack is horizontally mounted on the lifting mechanism. The lifting mechanism is fixed to a base. A lifting mechanism transmission station in transmission connection with the lifting mechanism is arranged on one side of the base. The lifting mechanism transmission station drives the belt conveying rack to act through the lifting mechanism so that the belt conveying mechanism can have certain displacement in the horizontal direction while the vertical height of the belt conveying mechanism is changed, and accordingly the glass plate at the tail end of the roller way is transferred onto the belt conveying mechanism. According to the lifting type belt plate fetching machine, the conveying speed of the belt conveying mechanism is the same as that of the roller way, in this way, it is guaranteed that the glass plate enters a belt of the belt conveying mechanism smoothly, relative movement is avoided, the quality of glass is improved, and the rate of finished products is increased.

The head has a round nozzle plate with a set of nozzle holes, a filter plate receiving filter elements, and an inlet plate with melt inlet channels. The three plates form a melt transport system within a housing. The housing is detachably connected to a nozzle support for introducing polymer melt. The inlet plate includes an external thread on a periphery, and is twist-resistantly held at the support. The housing includes an internal thread at a plug-in end. The housing is connected with the external thread via the internal thread.

The invention relates to an infiltration technique and device. The technique comprises three phases, namely infiltration preprocessing, infiltration processing and infiltration postprocessing. The infiltration device comprises an infiltration basket, a hoist hook, a degreasing pot, a cleaning pot, a centrifugal pot, a baking oven, an infiltration pot, a vacuum pump, a glue storing pot, an air compressor, a washing pot, a solidifying pot and a pressure test device, wherein all the components are arranged in a straight line. Due to the fact that the infiltration pot is cylindrical, influence of sewage on a production site can be effectively avoided. Due to the fact that the infiltration pot is locked with a method that a sealing lock ring is inflated by a lock ring cylinder and both a toothed ring of a pot cover and the lock ring are manufactured with whole materials, sealing performance is good, operation is safe and fast, the pot cover can be opened and closed automatically and fast, no relative motion exists between the pot cover and a sealing ring, friction does not exist, opening is flexible, and the service life is long. The infiltration technique and device have the advantages that the device is compact and reasonable in structure, the whole production site is beautiful, logistics is smooth, and fixed location management and civilization and cleanliness of the production site can be ensured.

To conduct all-direction protection on a double-swing-shaft laser machining head, the invention provides a multi-level anti-collision system for the double-swing-shaft laser machining head. A first anti-collision unit, a second anti-collision unit and a comparison unit are included. The first anti-collision unit comprises a current detection device for detecting the current of a motor in the double-swing-shaft laser machining head. The comparison unit is used for comparing the motor current variations detected by the current detection device with the current changing threshold value, and whenany motor current variation is larger than or equal to the current changing threshold value, the comparison unit sends collision signals to a numerical control system of a laser machining machine tool. The second anti-collision unit comprises a return device and a pressure detection unit. When output signals of any pressure sensor in the pressure detection unit are larger than or equal to the pressure changing threshold value, the comparison unit sends collision signals to the numerical control system. After the numerical control system receives the collision signals sent by the first anti-collision unit or the second anti-collision unit, laser device stopping and machine tool motion shaft enabling operation removal are conducted.

A telescopic connecting rod locking mechanism relates to a locking mechanism. The invention solves the problem of realizing the reliable and accurate locking location of a fully unfolded extending arm inside a loading drum by means of a limited space positioned between the extending arm and the loading drum and the relative motion of both the extending arm and the loading drum. The invention adopts the following structure: a drive piece (2), a locating piece (3) and a connecting piece (11) are connected together through four linear slide rails (8); four cantilevers (3-2) arranged on the locating piece (3) are respectively connected with four locking pieces (9) which are respectively articulated with one end of each of four telescopic connecting rods (14); the other end of each of the four telescopic connecting rods (14) is articulated with the connecting piece (11); the internal wall of a loading drum (1) which is arranged between the drive piece (2) and the locating piece (3) is provided with a retaining platform (12); moreover, the internal wall of the loading drum (1) is provided with a location hole (13). The telescopic connecting rod locking mechanism, which makes use of the limited space positioned between an extending arm and a loading drum, realizes the locking location and unlocking of the extending arm and the loading drum.

The invention discloses a multi-pipe type centrifugal solid-liquid separation machine. The multi-pipe type centrifugal solid-liquid separation machine is characterized by comprising a stationary feed inlet, an upper conical shell, a main shell, a skirt base, a movable feed inlet, a revolving drum assembly, a transmission assembly, a top bearing assembly, filter cartridges, a liquid outlet, a main motor, a key, a main belt wheel, a belt and a slave belt wheel, and further comprising ratchet wheels, driving pawls, stop pawls, driving handles, hydraulic cylinders, branch oil pipes, a main oil pipe assembly, a movable-stationary connector, a main oil pipe, a hydraulic station and a control cabinet; the exterior is sequentially connected with the stationary feed inlet, the upper conical shell, the main shell and the skirt base from top to bottom, and the movable feed inlet, the revolving drum assembly and the transmission assembly are sequentially and coaxially assembled inside; the six to eight filter cartridges are evenly installed in the circumferential direction of the revolving drum assembly, the angle between the axes of the filter cartridges and the central axis of the revolving drum assembly is three to seven degrees, and a ratchet wheel mechanism and a hydraulic system are matched to drive the filter cartridges to rotate; and the control cabinet is connected with the main motor and the hydraulic station through cables. The problems that meshes of filter screens are prone to blockage and filter production is not continuous are solved, and the multi-pipe type centrifugal solid-liquid separation machine is simple in structure and convenient to maintain.

The invention discloses a waterproof electric connector assembly, which comprises a plug and a socket. A lock sleeve is fixedly installed on the rear portion of the periphery of a socket casing in sealed and sleeved mode, an inserting gap for an inserting tube body of the plug to enter is reserved between the inner wall of the front portion of the lock sleeve and an inserting column body, a sealing ring used for being matched with the inserting tube body in sealed mode is embedded on the inner wall of the lock sleeve, an annular lock groove is arranged on the outer circumference of the inserting tube body of the plug, the lock sleeve is provided with a lock hole penetrating through the sleeve wall of the lock sleeve and a lock cylinder which is movably installed in the lock hole and used for being clamped in the lock groove of the plug, and a push-pull locking cap is movably installed on the periphery of a plug casing in sleeved mode along the front and back direction. The waterproof electric connector assembly adopts the push-pull lock cylinder to achieve rapid connection and locking of the plug and the socket, the sealing ring between the opposite surfaces of the inserting tube body and the lock sleeve is adopted to achieve circumferential sealing between the inserting tube body of the plug casing and the lock sleeve fixedly connected onto the socket casing, and sealing is achieved between the socket casing and the lock sleeve. Therefore, an inserting portion of the plug and the socket achieves sealing which is not prone to become invalid.

The invention provides an explosion-proof wheel assembly. With the explosion-proof wheel assembly, when tire burst is unexpectedly generated or a tire is shot by bullets, the tire is in the state of zero pressure, such that the vehicle load can be effectively supported, and the can vehicle continuously travel a long distance at high speed . The explosion-proof wheel assembly comprises a tubeless tire, a wheel rim, a support body, a valve and connectors. The support body is arranged in the middle position of the tubeless tire and the rim. High temperature lubricating grease is coated on the middle position of the support body and the rim, such that the support body can slide relative to the rim when the safe wheel continuously travel at the state of zero pressure. The material of the support body can be a nonmetal material or a metal material. According to by the present invention, the explosion-proof wheel assembly is realized through small improvements of the existing wheel, the normal travelling of the vehicle is not affected, the vehicle comfort is not affected; the safety of the vehicle travelling can be significantly improved when the unexpected event is generated; the explosion-proof wheel assembly provided by the present invention has characteristics of good heat dissipation performance, convenient disassembly and assembly, reusability so as to reduce the cost.

That the pressure fluctuation in a pressure chamber (19) of a fuel injection valve leads to the diameter extension of a valve body (1) causes the relative movement of a valve sealing face (7) which corresponds to a valve needle (5) and a valve seat (9), thereby the increased friction which can lead to the change of the opening characteristic of the fuel injection valve can occur at the position. In order to solve the problem, a layer (30), the steel friction coefficient of which is relatively increased, is imposed on one of the surfaces (7, 9), thereby the two surfaces (7, 9) are well adhered so as not to do the relative movement when the corresponding pressure fluctuation occurs in the valve body (1). A substitute scheme that a layer which has the corresponding high friction coefficient relatively to the layer which has the same type is respectively imposed on the valve seat (9) and the valve sealing face (7) can also be considered.

The invention provides a rotating long-thin shaft sealing structure. The structure is characterized in that a rotating long-thin shaft is arranged in a spiral groove body, and a groove is formed on a contact face of the spiral groove body and the rotating long-thin shaft; a copper shaft sleeve is arranged on the rotating long-thin shaft, and the lower end of the copper shaft sleeve is arranged in the groove; a seal is formed by the lower end of the copper shaft sleeve and the spiral groove body through a first rotating combination sealing structure; an outer supporting body is arranged on the spiral groove body through bolts, and a plurality of second rotating combination sealing structures are arranged between the outer supporting body and the shaft sleeve; and dynamic sealing rings are arranged at the contact portions of the first and second rotating combination sealing structures and a sealed face, and static O-shaped rings are arranged in the dynamic sealing rings in a matched manner. Lengthened guidance is formed by the rotating long-thin shaft and the outer supporting body jointly, and the rotating function of stabilizing the rotating long-thin shaft is achieved; oversize jumping is prevented, and the effect of protecting the rotating long-thin shaft is achieved; due to using of the multiple sealing structures, the sealing effect is ensured; and the problem that the rotating long-thin shaft is worn is solved, and the sealing effect is improved.

This is a kind of packer. The oil pipe is pressed and rubber cylinder is expanded to seal the ring space of oil sleeve. The inner cavity pressure of rubber cylinder assembly keeps constant under the action of check valve. The packer is anchored on the sleeve. After expanding, rubber cylinder assembly firmly attaches on the inner wall of sleeve and seals the ring space of oil sleeve. There is enough anchoring force between rubber cylinder and sleeve to make there is no relative movement between the packer and sleeve. Thus, sealing is firm. Since the rubber cylinder has no slips, the sleeve will not be damaged.

The invention relates to a concrete preparation pouring steel formwork. The concrete preparation pouring steel formwork comprises two side supporting plates, inclined supporting plates, butt joint plates, supporting rods, a supporting bottom plate, an adjusting mechanism and a supporting mechanism, wherein a groove is formed in the outer side face of each side supporting plate; the adjusting mechanism is connected into the grooves in the side supporting plates; the left end and the right end of each side supporting plate are each connected with one inclined supporting plate; the inclined supporting plates are obliquely arranged; a positioning clamping groove is formed in the middle of the inner end of each inclined supporting plate; and the butt joint plates are distributed between the inner ends of the two adjacent inclined supporting plates at the left end of each side supporting plate and between the inner ends of the two adjacent inclined supporting plates at the right end of eachside supporting plate. The problems that when an existing hexagonal building steel formwork is supported, the splicing stability of the hexagonal steel formwork is poor, the formwork mounting and dismounting steps are complex, the hexagonal steel formworks cannot be integrally connected, and the integrity of the steel formwork is poor can be solved.

The invention provides a cooking utensil. The cooking utensil includes an upper cover, an inner pot, a cleaning assembly, and a stroke control device; the inner pot is located below the upper cover and used for carrying water and materials; the cleaning assembly can reciprocate between a first position and a second position that are between the upper cover and the inner pot; a driving device is connected to the cleaning assembly and used for driving the cleaning assembly to reciprocate; and the stroke control device is connected to the driving device and can make the driving device stop running when the cleaning assembly moves to the first position and to the second position to control a movement stroke of the cleaning assembly. The cooking utensil is additionally provided with the strokecontrol device, so that the time of stopping the operation of the driving device is accurately corresponding to an endpoint position of the movement stroke of the cleaning assembly, thereby ensuring that the cleaning assembly can accurately move to the first position and the second position, and various adverse effects caused by excessive movement or improper movement of the cleaning assembly in the prior art are effectively avoided, and the usage reliability and safety of a product are improved.

The shifting device has a main shifting shaft (7) which is axially displaceable and rotatable around an axis (8), and a shifting finger (14,15).The spring unit has a leg spring (18) and a spring element (19) and the leg (20) of the leg spring serves as a stopper. The spring element presses the main shifting shaft in a neutral position against the stopper.

The invention relates to a metal ingredient tester which comprises a roller (6) and a power mechanism of the roller (6). The roller (6) is in a polyhedral cylinder shape, i.e. each end surface is a regular polygon. The roller for placing abrasive filler and a test support is of a polyhedral cylinder shape so that an inner cavity of the roller is easy to match with the test support and can not generate relative motion, and the shape is beneficial to increasing the mechanical friction and the collision of the abrasive filler in the roller. The invention is particularly suitable for testing the friction of a metal sample.

The invention discloses a rotating mechanism of a base for a multifunctional liquid crystal television set. The rotary base mechanism comprises an upper support, a lower support, an upper screw and an adapting support. The upper support is fixed with a liquid crystal display, the lower support is fixed with the base, and the adapting support is arranged between the upper support and the lower support and is rotationally connected with the lower support circumferentially. The upper end face of the adapting support is a first curved surface, the upper support is provided with a second curved surface slidably matched with the first curved surface, the upper screw is fixedly screwed with an axial hole of the adapting support after penetrating through a guide hole of the second curved surface from top to bottom, the upper screw can rotate forwards and backwards by the aid of the guide hole, and the upper support and the adapting support are in forward and backward rotation by forward and backward sliding matching between the second curved surface and the first curved surface and relative movement between the guide hole and the upper screw. The rotating mechanism is capable of rotating leftwards and rightwards and forwards and backwards, so that users can regulate a liquid crystal display screen longitudinally and transversely to realize the optimum viewing angle.

The invention belongs to the technical field of remote video control, and particularly relates to an intelligent pan-tilt based on multi-camera image analysis processing. The intelligent pan-tilt comprises a pan-tilt main body; the pan-tilt main body is provided with two or more camera modules in the circumferential direction of the peripheral surface of the pan-tilt main body; the middle of the pan-tilt main body is provided with a turnover module; a motor module is installed in the position, located below the turnover module, of the interior of the pan-tilt main body and drives the turnovermodule to rotate circumferentially; the turnover module comprises a turnover main body and a supporting frame, and the turnover main body is rotationally installed on the supporting frame; a positionsensor is installed in the supporting frame, and the supporting frame is internally provided with a driving motor for driving the turnover main body to swing; and the pan-tilt main body is internallyprovided with a control module, and the control module converts the motion trail into an order and transmits the order to the motor module. According to the intelligent pan-tilt based on multi-cameraimage analysis processing, through multi-camera design, 360-degree non-dead-angle intelligent tracking detection can be achieved, motion objects are captured within the maximum angle range, and motioncapturing of the control module can be timely, stable and reliable.

The invention discloses a new energy automobile charging interface automatic on-off control method based on the Internet, and belongs to the technical field of charging interface. According to the newenergy automobile charging interface automatic on-off control method based on the Internet, a new energy automobile charging device is included, the charging device comprises a charging gun main body; the charging gun main bodyis connected with a handle and a power supply line;acontaining groove is dug in the end, away from the power supply line, of the charging gun main body;asealing plate is slidably connected into the containing groove; an accommodating shell is fixedly connected to the sealing plate; a charging head is slidably connected into the accommodating shell; the sealing plate isfixedly connected with a hollow insulating rod; a conductor rod is fixedly connected in the hollow insulating rod; the cable is connected between the charging head and the conductor rod, so that the charging head can be automatically separated when the charging device is pulled, the cable is effectively prevented from being pulled apart, the wiring position of the conductor is comprehensively insulated and closed when the charging head is separated, and electric arcs generated at the connection position of the conductor when the device is abnormally disconnected are effectively eliminated.

The invention provides a washing method for cashmere fabric and a full-automatic washing machine. The washing method comprises the following steps that 1, in a water inflow stage, water inflow is conducted in a penetrating mode at first, and then synchronous water inflow is conducted; 2, in a washing stage, an impeller is driven to rotate in an alternative forward and backward mode at a set washing rotating speed to generate vortex immersion washing water flow, and immersion washing and decontamination are conducted on the cashmere fabric through the combination of the centripetal traction andbuoyancy of the water flow; 3, in a dehydration stage, pre-dehydration, spraying dehydration and normal dehydration are sequentially involved. Since the water inflow in the penetrating mode is involved in the water inflow stage, inflow water sprayed on the cashmere fabric can quickly wet naps on the surface of the cashmere fabric through the impact force and centrifugal force of the water flow under the rotation centrifugal force, and meanwhile through centrifugal force generated by the rotation of the inner drum, floating frictions and pull of the cashmere fabric can be effectively avoided;the cashmere fabric can be completely wet by means of the combination of the water inflow in the penetrating mode and the synchronous water inflow.

The invention discloses an integral side-draw machine cabinet, which realizes the integral side draw of a machine cabinet by using a three-section fully-telescopic guide rail. When a server is installed and maintained, the machine cabinet is drawn out from the side integrally, while at usual, the machine cabinet is in a resetting state and does not occupy a passage space, so that a floor area of the machine cabinet is effectively saved; the integral side-draw machine cabinet is widely applicable to a container data center, a mobile machine room and other occasions which may require movement and have a narrow space; the utilization rate of the space is greatly improved; and a requirement on high-density configuration of a relatively small space is met.

The invention relates to an optical glass strip rolling and moulding device which belongs to the technical field of optical glass melting plate one-step thermal moulding devices. The invention mainly solves the problem of larger circular bead and thickness control existing in an open type die moulding. The optical glass strip rolling and moulding device is mainly characterized by comprising a gear synchronous drive system, a crank connecting rod motion system, a cam lever system, an optical glass moulding and rolling barrel, an optical glass moulding die and a power system, wherein the gear synchronous drive system comprises a pair of cylindrical gears with same size; the crank connecting rod motion system comprises an eccentric wheel, a connecting rod and a rocker; the cam lever system comprises a cam, a linear lever, a triangular lever and a support rod; and the optical glass moulding and rolling barrel comprises a door-shaped bracket, a roller and a roller cooling system. The invention has the characteristic of improving the appearance size moulding precision of an optical glass plate (especially a thin plate) and is the optical glass strip rolling and moulding device which is mainly used for carrying out one-step thermal moulding on the molten optical glass plate.

The invention discloses a continuous roller indentation device. The continuous roller indentation device comprises a frame, a main transmission roller and a main body pressing wheel module mounted onthe frame, and polar lug pressing wheel modules positioned on two sides of the main body pressing wheel module; the middle section of the outer cylinder surface of the main transmission roller adoptsa metal material, and two sides are symmetrically encapsulated; a motor drives the main transmission roller to rotate; the main body pressing wheel module comprises encapsulation pressing wheels arranged on the front and back inclined upper sides of the main transmission roller; the encapsulation pressing wheels can cooperate with the metal section at the middle part of the main transmission roller; the encapsulation pressing wheels are driven to rotate by the main transmission roller; the polar lug pressing wheel modules comprise metal pressing wheels arranged rightly above the main transmission roller; outer cylinder surfaces of the metal pressing wheels are gear surfaces; the metal pressing wheels can be engaged with encapsulation sections on two sides of the main transmission roller; and the metal pressing wheels are driven to rotate by the main transmission roller. The conveying speed of a strip main body is totally matched with the linear speed of rolling polar lugs of the metalpressing wheels; and the strip polar lugs and the strip main body cannot generate relative motions, so that the strip polar lugs cannot excessively deform or tear.

The invention relates to a supporting foot device and a connecting structure thereof. The supporting foot device comprises a supporting rod, a supporting foot and a connecting structure for assembling the supporting rod and the supporting foot together. The connecting structure comprises a protruding element and a seat body which are mutually matched, wherein the protruding element comprises a plurality of protrusions; a plurality of positioning holes are correspondingly formed on the seat body; and each protrusion is fixedly supported inside a corresponding positioning hole. The supporting device has the advantages of simpler structure and lower cost. Relative motion is not generated between the supporting foot and the supporting rod, and even if a supported table moves and the supporting foot contacts other objects, the supporting foot cannot deflect relative to the supporting rod so as not to damage the connecting mechanism.

Float glass cold-end lift-type belt take-off machine, corresponding to the end of the roller table for conveying glass plates in the glass production line, including base, belt transmission frame, lifting mechanism and belt transmission horizontally installed on the belt transmission frame One end of the belt transmission frame is equipped with a belt transmission motor for driving the belt transmission mechanism to run; the belt transmission frame is installed horizontally on the lifting mechanism, and the lifting mechanism is fixed on the base. The lifting mechanism transmission station, the lifting mechanism transmission station drives the belt transmission frame through the lifting mechanism, so that the belt transmission mechanism has a certain displacement in the horizontal direction while changing its vertical height, so as to realize the transfer of the glass plate at the end of the roller table to the belt transmission Institutional. The transmission speed of the belt transmission mechanism is the same as that of the roller table, which ensures that the glass plate smoothly enters the belt of the belt transmission mechanism without relative movement, and improves the quality and yield of glass.

The invention discloses a support frame, a first stage, a first negative pressure assembly and at least one cutter. The first stage comprises at least one first receding hole and at least one first air suction hole which extend in the vertical direction; the first receding holes are in one-to-one correspondence with first through holes for installing a to-be-separated part on a workpiece; the first negative pressure assembly is connected with the first air suction holes and used for forming negative pressure at the first air suction holes, so that the plate-shaped workpiece can be tiled and adsorbed on a first carrying table; and the cutters are arranged on a base frame in a sliding mode in the vertical direction and are located below the first carrying table; and when the cutters slide, the cutters are suitable for pushing into the first receding holes in a one-to-one correspondence mode. The cutters are arranged only in the vertical direction, the cutters only apply the separating acting force in the vertical direction to the workpiece, and a vertical shearing force is generated between the edge of the first through holes and the part to be separated, but a sub-acting force doesnot exist in the horizontal direction, so that the separation component can be completely separated from the structure to be separated, and therefore the yield of products is improved.

The invention relates to the equipment of water supply equipment, and in particular discloses running water automatic disinfecting type secondary water supply equipment. The equipment comprises a stand, a motor, a driving belt wheel which is driven by the motor, a driven belt wheel which is driven by the driving belt wheel, a hollow disinfecting shaft which is driven by the driven belt wheel and awater supply box which is rotatably connected to the hollow disinfecting shaft, wherein the interior of the water supply box is divided into an outer compartment and an inner compartment via a partition board; the hollow disinfecting shaft is rotatably connected to the inner compartment; a disinfecting water pressing plate is connected to the end, which is located within the inner compartment, ofthe hollow disinfecting shaft in a circumferential direction via a screw thread; a hollow disinfectant storage ball is arranged at the lower end of the hollow disinfecting shaft; the disinfectant storage ball is arranged at the lower end of the hollow disinfecting shaft in a spherical hinge mode; a plurality of drainage stirring pipes are arranged at the lower side of the disinfectant storage ball; the drainage stirring pipes are L-shaped pipes; and a magnet, by which the drainage stirring pipes can be absorbed and moved, is arranged at the bottom of the inner compartment. According to the running water automatic disinfecting type secondary water supply equipment provided by the invention, quantitative feeding of a disinfectant and mixing of water and the disinfectant can be achieved through one power; disinfection of secondary water supply is completed, so that water quality is improved; and in addition, the equipment is high in working efficiency and low in cost.

The invention discloses a rotational positioning device for inclined block welding and a rotating method thereof. The rotational positioning device comprises a rack, a rotating motor, positioning assemblies and clamping assemblies; a first Z-axis air cylinder is fixed to the rack, and a lifting plate is fixedly arranged on a piston rod of the first Z-axis air cylinder; the rotating motor is fixedto the lifting plate, an output shaft of the rotating motor faces upwards, and a rotating plate is fixedly arranged on the output shaft; and the positioning assemblies and the clamping assemblies arefixed to bottom plates through fixing bases and used for fixing inclined blocks. The multiple groups of positioning assemblies are arranged on the rotating plate, the multiple groups of inclined blocks are arranged at a time, continuous welding operation on multiple positions is achieved, and the welding efficiency is effectively improved.

The invention relates to the field of motors, in particular to a motor shaft. The motor shaft comprises a shaft body (1), an insulating layer (2) covers the outer surface of a bearing mounting portionof the shaft body (1), the portion, covered with the insulating layer (2), of the shaft body (1) is provided with counterbores or through holes and fillets, or a surface obtained through milling flatmachining, and the insulating layer (2) partially or completely fills the counterbores or through holes. By means of the motor shaft, the problems in the prior art that a motor insulation structure is complicated and the cost is high are solved.

The invention relates to a method and a device for producing a corn orientated seed tape and particularly relates to the field of agricultural machinery. The device is characterized by comprising a rack, a gluing unit, an adsorption seed putting unit, a sticking unit and a winding unit, wherein the gluing unit is used for coating glue on a paper tape in a micro-drop shape in a manner of rotating a rotary gluing brush at a high speed; the adsorption seed putting unit comprises a swinging motor, a rotary arm, a linear air cylinder and a vacuum suction opening; the vacuum suction opening adopts a porous plane to guarantee an orientation effect of corn seeds in an adsorption and putting process; the sticking unit comprises a paper tape reversing wheel, a roller upper roll, a roller lower roll and a roller working frame; the roller upper roll and the roller lower roll are in transmission in a cross fit manner by a belt wheel and the speeds of fitted parts are the same; the winding unit comprises a winding motor, a moving motor, a screw rod mechanism and a winding disc. A height sensor is used for measuring the suspension height of the seed tape and a signal is fed back to the moving motor and the winding motor in time; the spiral winding of the seed tape can be realized.

The invention discloses a tumor-type knee joint prosthesis, comprising: a tibia part, a femur part, a tibia liner and an extension handle; wherein the femur part and the tibia liner are connected through a hinge; and the femur part performs a hinge-centered rotational motion on the tibia liner. The tibial pad and the tibial part are connected to a third groove of the tibial part by a third protrusion below the tibial pad. The extension handle is connected to the femoral or tibial part by a conical connection and interference fit. The invention firmly locks the extension handle with the femur or the tibia to avoid the force deformation and the fracture of the connector. Another object of the present invention is that once the extension handle and the femoral or tibial portion are locked, relative movement between the components or wear debris is prevented from occurring, thereby avoiding osteolysis.