155 results about "Drive shaft" patented technology

The invention discloses a power cable reeling device, which comprises a fixed base, the upper end of the fixed base is provided with pillars, a drive shaft is connected between the pillars, and a reel is sleeved on the outside of the drive shaft. The two sides of the reel are provided with a second rotating bearing, the outside of the second reel is provided with a baffle plate, the outside of the reel is provided with a fixed block, and the inside of the fixed block is provided with a wire end The upper end of the fixed base is provided with a positioning rod, and the inside of the positioning rod and the baffle are provided with positioning holes. In the present invention, the driving shaft is installed between the first rotating bearings, the wire reel is installed between the second rotating bearings, and the baffle plate is separated from the wire reel, which reduces the labor and time of reeling, and also reduces the risk. , There is a wire end fixing hole inside the fixing block, the cable end can be fixed when winding the wire, increasing the winding efficiency, avoiding mess, simple structure, fast and convenient winding, and safe to use.

The Ring Rack Oil Pumping Machine is comprised of: a base, a frame mounted on the base, a roller mounted at the frame top, a sprocket case connects to the middle of the frame; a input shaft having a lower sprocket and a drive shaft having an upper sprocket are installed at the bottom and top of the sprocket case respectively, the upper sprocket and lower sprocket are connected by a chain; a guide wheel, track gear and centralizer wheel are mounted in sequence on the end of the drive shaft extended out of the sprocket case; the track gear meshes with a rack, a slide rail is mounted with the frame, and a sliding base (21) connected with the slide rail (20) moveably. Comparing to currently using pumping units, this invention features simple structure, high safety and reliability, upgraded efficiency, easy maintenance, smooth running and high durability.

The invention discloses a planetary drill bit assembly for balancing the reactive torque of drilling equipment in well drilling and relates to the technical field of drill bits and drilling equipment for oil drilling. The planetary drill bit assembly comprises a planetary structure, a pressure compensating device, and inner and outer drill bits. One end of a drive shaft is connected with an internal drill bit assembly; the middle part of the drive shaft is sleeved with a drive shell; an external drill bit assembly is fixedly arranged outside the drive shell; and a planet bracket tray, a planet bracket and a plurality of planet gears are positioned between the drive shell and the drive shaft. In the invention, the external and internal drill bits are driven by the same drive mechanism to rotate simultaneously and the rotation speed of the external drill bit varies automatically with the change of the drilling speed, so the drill bit can adapt to and eliminate or balance the reactive torque generated by the different drilling speeds in real time. And thus, and the stability and directional control capability of the drill bit are further increased.

A power unit for a vehicle with an internal combustion engine including a cylinder block and a crankshaft. A speed change drive shaft is disposed at a position on the upper side of a static oil hydraulic type non-stage transmission and in parallel to the axis of the transmission. A plane connecting the axis of the speed change drive shaft and the axis of the transmission does not intersect with the axis of the crankshaft, and intersects with the axis of the cylinder center axis of the cylinder block at a position on the lower side of the axis of the crankshaft while making an acute angle with the axis of the cylinder center axis of the cylinder block.

Provided is an electric cable cutter that easily cuts a cable. An electric cable cutter which is used together with a standard hand-held tool as a power source includes: a housing (1) which serves as a gear box; a pair of cutting blades (11, 12) which is supported by the housing and is relatively opened and closed; a pair of orthogonal gears to which power is input from the hand-held tool; a drive shaft which includes an eccentric shaft portion attached to an output gear of the pair of orthogonal gears; a differential gear mechanism which decelerates a rotation of the drive shaft; and an Oldham coupling which corrects an eccentric rotation of an output gear of the differential gear mechanism to a rotation about a center axis, wherein a circular-arc-shaped outer surface of the other cutting blade axially supported by one cutting blade so as to be openable and closable in the pair of cutting blades is provided with an outer toothed portion engaging with an output gear of the Oldham coupling and an input gear of the pair of orthogonal gears is connected to the hand-held tool through an adapter pin which is attachable and detachable through a one-touch operation.

The invention discloses a feed processing dryer capable of stirring in a positive and negative rotation mode. The feed processing dryer comprises a housing, a heating sleeve, a feeding hopper, a support base and a motor; at least two horizontal dispersion plates are fixedly installed on the upper portion of the interior of the housing, each dispersion plate is composed of a convex rib, a groove, a horizontal plate, a discharging hole and an inclined plate, and the convex rib of the upper dispersion plate corresponds to the groove of the lower dispersion plate; one end of a rack is connected with a half gear in a meshed mode; the other end of the rack is connected with a transmission gear in a meshed mode, a vertical transmission shaft is fixedly installed on a central shaft of the transmission gear, and the side wall of the transmission shaft is provided with a vertical air duct. According to the feed processing dryer capable of stirring in the positive and negative rotation mode, feed entering the dryer is evenly distributed in the shell through the arrangement of the dispersion plates, slowly falls down in a dispersed mode and is fully in contact with hot air flowing upwards, so that a certain drying effect is achieved; the transmission shaft is pushed by the half gear to rotate in a positive and negative mode, so that the air duct can safely and stably convey hot air into the interior.

The invention relates to a double-circumference synchronizer with springs. The double-circumference synchronizer comprises a gear hub and a gear sleeve. The gear hub is sleeved on a transmission shaft, the gear sleeve is movably connected with the gear hub by splines, peripheral grooves are formed in the centers of two end surfaces of the gear hub, and an annular neutral positioning spring is arranged in a groove gap between upper and lower spline teeth. Synchronizing rings are connected to axial end surfaces of the gear hub, inner conical surfaces of the synchronizing rings are connected with outer conical surfaces of combination teeth, and annular pre-synchronizing springs are sleeved on protruded structures of the synchronizing rings. The double-circumference synchronizer has the advantages that friction torque among the conical surfaces of the synchronizing rings and the combination teeth can be preliminarily adjusted, so that the gear shifting smoothness of a sped changer can be improved; the synchronizer can assuredly have a neutral position and is compact in structure.

The invention discloses a high-shear reactor with a feed distribution device. The high-shear reactor comprises a reactor shell, wherein a first feed pipe is arranged on the top wall of the reactor shell; a stator substrate is arranged on the inner surface of the lateral wall of the reactor shell; stator gear rings are arranged on the lower surface of the top wall of the reactor shell and the lower surface of the stator substrate; a main transmission shaft is arranged along the central line of the reactor shell; a rotor substrate is arranged on the main transmission shaft; a rotor gear ring is arranged on the upper surface of the rotor substrate; the stator gear rings and the rotor gear ring are engaged with each other; a discharge port is arranged on the lower end of the reactor shell; the inner surface of the innermost gear ring of a primary stator gear ring is fixedly connected on the periphery of the feed distribution device which is connected with a second feed pipe; and the second feed pipe passes through and is arranged on the top wall of the reactor shell. The reactor is suitable for a quick reaction system by which solid can be generated, can prevent quick growth of solid particles from plugging the reactor, and is particularly suitable for preparing organic isocyanate.

The invention discloses a ceramic glaze drying device, and relates to the technical field of ceramics. A supporting frame is included and rotationally provided with a drying barrel. A heater is fixedto the bottom of the drying barrel in an embedded manner. A driving shaft and a limiting casing pipe which are in pin joint to the supporting frame are fixed to the two sides of the drying barrel withthe same axis correspondingly. The driving shaft is in transmission connection with an intermittent mechanism driven by a motor I. A rotation shaft is in transmission connection with a dispersing mechanism, and the top of the drying barrel is detachably provided with a cover plate. Through swinging of the arranged drying barrel, swinging of inner ceramic glaze is promoted, and the effect of sufficient heating of the ceramic glaze through the heater is promoted. The arranged dispersing mechanism can rotate and can also transversely reciprocate, the ceramic glaze can be dispersed, stacking andcaking are avoided, and water vapor volatilization can be effectively improved; and an arranged axial-flow fan vertically upwards guides air, water vapor can be rapidly discharged out of the drying barrel, and the effect of rapid drying of the ceramic glaze is achieved.

A gear pump includes a gear to be driven by a drive shaft, a pair of side plate members adjoining side surfaces of the gear, respectively, to restrain leakage of an operating fluid, and a tip seal member or seal block for sealing the gear tip or circumference of the gear. At least one of the side plate members and the tip seal member are integral parts of a sealing member.

A pitting knife assembly including a pitting knife mount and a pulley drive assembly coupled and configured to move the knife mount around a circular or substantially circular path, and a fruit pitting apparatus including such an assembly. During operation of the pitting knife assembly with at least one pitting knife mounted to the knife mount and a fruit conveying assembly positioned to convey fruit to the pitting knife assembly, the pitting knife can produce pitted fruit by moving into engagement with fruit conveyed by the conveying assembly (to pit the fruit) as the knife mount moves through a first portion of the path, and the pitting knife can then move out of engagement with (and away from) the pitted fruit as the knife mount moves through a second portion of the path. Typically, the pitting knife assembly includes a drive shaft assembly rotatably mounted to a frame, at least one pair of pulleys coupled to and drivable by the drive shaft assembly, and a connector rotatably connected between the pulleys of each said pair so as to remain oriented at least substantially parallel to a line through the centers of the pulleys of the pair while the pulleys are driven by the drive shaft assembly, and the pitting knife mount is coupled to the connector such that said connector moves the pitting knife mount around the at least substantially circular path when each said pair of pulleys is driven by the drive shaft assembly.

The invention belongs to the technical field of mechanical cutting equipment, and particularly relates to an adhesive tape cutting machine, which comprises a support frame, an adhesive tape cutting device, a chip recycling device, an operating platform, a running flat car and a lubricant spraying device. A longitudinal central elongated hole is arranged on the operating platform, the support frame consists of two support bases and a connecting bottom plate, the adhesive tape cutting device comprises a motor, a driving wheel, a transmission V-belt, a driven wheel, a driven shaft and a rotating circular saw blade, the upper half portion of the rotating circular saw blade penetrates through the longitudinal central elongated hole of the operating platform, the running flat car comprises two tracks, a group of traveling wheels, a traversing plate and a group of adjusting sliders, a saw blade penetrating hole is disposed on the traversing plate, two groups of transverse slide grooves are respectively disposed on two sides of the saw blade penetrating hole, and a material sawing machine is arranged on the operating platform. The adhesive tape cutting machine is simple in structure, convenient in operation and low in manufacturing cost, time and labor are saved, the overall dimensions of a finished product processed by the adhesive tape cutting machine are accurate, a cut surface is smooth and flat and is fine in quality, and the safety performance is good.

The invention discloses mixing equipment for coating preparation. The equipment comprises a mixing bucket, a motor I, a transmission shaft, stirring rods, a transition cylinder, a motor II, a screw conveyer and a controller and is characterized in that the mixing bucket is arranged on a support, the motor I is arranged at the top of the mixing bucket, the transmission shaft is arranged in the mixing bucket, the stirring rods are arranged on a connecting plate, the transition cylinder is arranged in the mixing bucket, the motor II is arranged at the bottom of the mixing bucket, the screw conveyer is arranged in the filter cylinder, and the controller is arranged on the mixing bucket. An interlayer is arranged on the mixing bucket and is connected with a medium passing pipe, the temperature inside the mixing bucket can be adjusted according to the temperature in the production process of the coating, the temperature inside the mixing bucket can be maintained in a proper temperature range suitable for coating production, the processing speed of a coating can be increased, raw materials of the coating can be sufficiently mixed, and the utilization efficiency and the mixing quality of the raw materials are improved.

The invention provides a caring machine and belongs to the technical field of machinery. The problem that the shift motion precision of cross beams of existing carving machines is low is solved. The carving machine comprises a machine frame. A cross beam is slidably connected to the machine frame. A transverse supporting plate is connected to the cross beam. A tool rest is connected to the transverse supporting plate. A plurality of carving tool bits are arranged on the tool rest. A plurality of clamping assemblies are arranged on the machine frame. Two racks are fixedly connected to the machine frame. A transmission shaft is arranged on the cross beam. A motor connected with the transmission shaft is arranged on the cross beam. The two ends of the transmission shaft extend to the racks correspondingly. Gears are fixedly connected to the two ends of the transmission shaft correspondingly. The two gears are engaged with the two racks correspondingly. A connecting base used for supporting the middle of the transmission shaft is arranged on the cross beam. Elastic pressing parts which act on the two ends of the transmission shaft and press the gears to the racks are further arranged on the cross beam. The synchronization and the stroke precision of the two ends when the cross beam of the carving machine moves are higher.

An object is to increase the mechanical efficiency of an injection molding machine, decrease the inertia, and decrease the axial length. The injection molding machine comprises a cylinder member; an injection member disposed within the cylinder member such that the injection member can advance and retract; an injection motor (82); and a transmission shaft which is connected to the injection member such that the transmission shaft can rotate relative to the injection member. The transmission shaft has a rotation transmission portion, to which rotation of the injection motor (82) is transmitted, as well as a motion conversion portion for converting rotational motion to linear motion. The injection motor (82) and the transmission shaft are disposed on the same axis, and the transmission shaft is advanced and retracted inside the rotor (92) of the injection motor (82). In this case, since rotation of the injection motor (82) is transmitted directly to the transmission shaft without intervention of a speed reduction mechanism, a pulley, and the like, mechanical efficiency can be improved, and inertia can be decreased. Further, the time required for changeover from the injection stage to the pressure holding stage is shortened. Since the transmission shaft is advanced and retracted inside the rotor (92) of the injection motor (82), the injection molding machine can be reduced in axial length.

The invention provides an efficient defoaming solvent-free composite mixing unit cylinder which comprises a cylinder body. The bottom of the cylinder body is communicated with a discharge port. A cylinder cover is installed at the upper end of the cylinder body. A motor base is installed at a spindle hole of the cylinder cover. The motor base is provided with a stirring motor. The cylinder cover is also communicated with a vacuum tube and a feed pipe. A transmission shaft of the stirring motor extends downwards into the cylinder body. The transmission shaft is in transmission connection with a stir rod through a coupling. Screw vanes are arranged on the circumferential surface of the stir rod. A material pumping sleeve sleeves the periphery of the screw vanes of the stir rod. A lower end socket of the stir rod, which extends downwards out of the material pumping sleeve, is fixedly provided with stirring vanes. An umbrella-shaped body is arranged on the outer wall of the upper part of the material pumping sleeve, and the wall of the material pumping sleeve above the umbrella-shaped body is provided with a material discharging opening. According to the unit, a feed liquid is stirred with the stirring vanes in cooperation with vacuum-pumping for defoaming, and the feed liquid at the bottom of the cylinder is pumped by the use of the screw vanes and then transmitted onto the umbrella-shaped body through the material discharging opening to form a thin film, so as to realize rapid defoaming.

A press-fit thrust bearing system and apparatus. A press-fit thrust bearing for an electric submersible pump includes a protruding band extending around a midsection of a bushing, the protruding band extending inward towards a drive shaft, outward towards a diffuser, or both. When extending outwardly, the band is press-fit into the diffuser to prevent dislodgment of the bushing. A non-rotating guide sleeve extends around the bushing above the protruding band, the guide sleeve interlocking with the protruding band to prevent rotation of the bushing. The guide sleeve includes a projection, the protruding band has a channel and the projection mates with the channel to form the interlock. A pair of flanged, rotatable bearing sleeves extend inwards of the single bushing and are keyed to the drive shaft. The top and bottom faces of the bushing serve as thrust handling surfaces.

The invention discloses a forging method of a driving shaft for a gearbox. The forging method of the driving shaft for the gearbox comprises the following steps: a step a of pouring a cylindrical blank material, wherein the cylindrical blank material comprises chemical components, by weight percent: no smaller than 0.096% but no greater than 0.150% of C, no smaller than 2.1% but no greater than 2.40% of Si, no smaller than 1.1% but no greater than 1.30% of Mn, no smaller than trace amountbut no greater than 0.033% of P, no smaller than trace amount but no greater than 0.0260% of S, 0.11-0.22% of Ni, no smaller than 8.50% but no greater than 11.50% of Cr, no smaller than trace amount but no greater than 0.018% of B, and the balance of Fe and inevitable included impurities; and the step a comprises the following steps: decreasing the temperature of blank bodies shaped in a pouring way to 350 DEG C, then heating the blank bodies to 670 to 760 DEG C for 3-5h heat preservation, cooling the blank bodies in a furnace to 300 DEG C for 4h heat preservation, reheating the blank bodies to 650 to 760 DEG C for 17h heat preservation, cooling the blank bodies to 400 DEG C at a speed of 50 DEG C per hour and finally cooling the blank bodies to 140 DEG C at a speed of 20 DEG C per hour; and a step b of forging, wherein the step b comprises the following steps: a step 1 of selectively using 30-diameter round steel and cutting by using a shearing machine, wherein the length of a sheared rough blank piece is 70.3mm; and a step 2 of putting the rough blank piece of the step 1 in an intermediate frequency heating furnace for heating at a heating temperature of 1120 to 1180 DEG C and keeping the heating for 3.6min. The forging method of the driving shaft for the gearbox is beneficial to the large-batch industrial production of the driving shaft for the gearbox; and moreover, the phenomena of dirt inclusion and impossible fullness occurring during the forging process are reduced, the mechanical performance of a product is further improved, the product material is saved and the service life of a die for the product is prolonged.

A rotor mounting device for inserting the rotor of a motor into a rotor housing which is mounted to an engine and coaxially mounting the rotor to a crankshaft. The rotor mounting device is provided with a rotor supporting member, a rotor positioning member engaging with some of the bolt insertion holes formed in the rotor to position the rotor, a temporarily fixing bolt for temporarily fixing therotor to the rotor supporting member, a driving shaft having a front end engaged with an end of the crankshaft and axially movably supporting the rotor supporting member through a screw mechanism, a base member for rotatably supporting the base end side of the driving shaft and allowing the rotor supporting member to approach and separate from the base member, a base positioning member engaging with the rotor housing, and a fastening mechanism engaging with the head of a connecting bolt inserted through at least one of the bolt insertion holes and supported by the rotor supporting member so asto urge the connecting bolt to the rotor side.

The invention discloses a mold opening and closing mechanism of a blow molding machine. The mechanism comprises a fixing assembly. Guide bars are arranged on the two terminals of the fixing assembly. A first inner template and a second inner template which can move left and right are sleeved on the guide bars. The first inner template and the second inner template are respectively hinged on the fixing assembly through hinging components. A first connecting bar and a second connecting bar are respectively hinged on the hinging components. One end of the first connecting bar is hinged on a motor shaft of a connecting bar driving motor. One end of the second connecting bar is hinged on a transmission shaft. The connecting bar driving motor and the transmission shaft are respectively fixed on the fixing assembly. The first connecting bar and the second connecting bar move concurrently with a linkage apparatus, wherein the linkage apparatus is arranged on the fixing assembly. A bottom mold set is sleeved on the guide bars between the first inner template and the second inner template. A bottom mold elevating mechanism is used for elevating the bottom mold when the bottom mold set and the linkage apparatus move.

The invention discloses a strip steel feeding device for motor stator and rotor production, and relates to the field of strip steel rolling. The strip steel feeding device comprises a supporting tableand unrolling mechanisms. The supporting table is supported through a bracket. The unrolling mechanisms comprise the left unrolling mechanism and the right unrolling mechanism which are distributed on the two sides of the supporting table in a mirror image manner. A rotating motor is arranged at the lower end of the supporting table. A concaved gear groove is formed in the lower end face of the supporting table. Rotating bearings are embedded in the left end face and the right end face of the supporting table, and a drive shaft is arranged between the two rotating bearings in a penetrating manner and penetrates from the interior of the supporting table. A left tensioning adjusting mechanism and a right tensioning adjusting mechanism which are distributed in a mirror image manner are arranged on the front face of the supporting table. The strip steel feeding device is both high in steel feeding efficiency and steel feeding stability, the production efficiency is improved, assembling and disassembling are convenient, and use flexibility is high.

The invention relates to an electric curtain with a self-cleaning function. The electric curtain comprises a curtain bin, a roller and a curtain corresponding to the roller, wherein a motor is fixedly connected with the right side of the curtain bin; a transmission shaft of the motor at one end where the roller is formed is meshed with a gear; a box body is fixedly connected with the curtain bin; a micro dust collecting motor is arranged at the near upper end inside the box body; a dust collecting bin is arranged at the near lower end inside the box body; the dust collecting bin is communicated with the air outlet of the micro dust collecting motor through a connecting pipe; three flexible dust collecting pipes are arranged at the lower end of the box body; the upper ends of the flexible dust collecting pipes are connected and fixed with the lower end of the box body through threads; the upper ends of the flexible dust collecting pipes are communicated with the air inlet of the micro dust collecting motor through a connecting pipe inside the box body; an annular decorative sleeve is sleeved with the lower end of the flexible dust collecting pipes; an annular LED (light emitting diode) is fixedly connected with the outer side wall of the decorative sleeve. The electric curtain can automatically clean dust on the curtain through a multifunctional dust collecting device at the bottom, and an also improve the indoor aesthetics.