64 results about "Idler-wheel" patented technology

The utility model discloses a rear wheel steering gear, including tail casing and main casing, the tail casing is connected with the main casing through the outside screw, be provided with the bearing in the tail casing, the bearing is fixedly installed in the bearing locking stud setting in the main casing through, the inside of bearing is fixed with the main nut through the locking nut, the main nut outer fixed mounting has the pulley, install motor pulley in the tail casing, fixedly install the pulley on motor pulley output shaft, the pulley is connected through the belt between two, the main casing is fixedly installed with motor controller assembly. Utilize screw rod to provide the driving force and self -locking force of the steering execution mechanism of car, and the spatial arrangement is compact, and the degree of integration is high, and the belt tension adjustment is adjusted through the straight pull structure, avoids using idler structure, effectively saves the space and the number of parts.

The utility model relates to the field of welding equipment, concretely relates to a carbon dioxide shielded welding machine convenient to dismount, the carbon dioxide shielded welding machine includes: the casing, is provided with the middle plate on the casing, and is provided with the observation window on the casing, the winding wheel is installed on the middle plate, and the wire reel is detachably installed on the winding wheel, the pressure detection structure includes the mounting plate installed on the middle plate, the idler wheel that is in contact with the welding wire in the wire reel, the test column that is fixedly connected with the idler wheel and forms the slip connection with the mounting plate, and the spring that is in contact with the mounting plate and is set on the test column, the spring is configured to push the idler wheel to the wire reel, the utility model relates to a carbon dioxide shielded welding machine convenient to dismount can observe the length that the test column stretches out the mounting plate in the casing through the observation window, and further judges the amount of welding wire on the wire reel, and the judging mode is simple and convenient.

The utility model provides a large -scale oil tank outer floating roof no volatile full -seal pillar prefabricated frock, including support board, one end of support board is provided with first feeding mechanism, first feeding mechanism includes first frame, the slide that is provided with the sliding block on first frame, the upper portion one side of sliding block is connected with the rotary sleeve that rotates, the end of rotary sleeve is provided with clamp, both sides of support board all are provided with support fixed knot, support fixed knot includes second frame, the upper portion of second frame is provided with two support idler wheels, one side of second frame is provided with second air cylinder, the output of second air cylinder is connected with second telescopic link fixedly, the upper end of second telescopic link is connected with support rod fixedly, be provided with the pressure wheel on support rod, and the pressure wheel is located the top of support idler wheel. The utility model, complete column's welding operation.

A running gear for a rail vehicle with a supporting structure, which has at least a first longitudinal member and a second longitudinal member and at least a first cross member and to which at least a first wheel and a second wheel are rotatably connected, and with at least a first motor and at least a first transmission coupled to the at least first motor, which are coupled to at least the first wheel for torque transmission, wherein the at least first motor is inserted into a first opening of the first longitudinal member, where an idler pair is formed from the first wheel and the second wheel, such that the available installation space budget can thus be enlarged.

The utility model discloses a heavy load type idler structure relates to zero clearance stepless speed change technical field. Including the main shaft, the main shaft outside is provided with idler assembly, and the idler assembly outside is provided with steel ball, and the steel ball circumference is provided with a plurality, and idler assembly, main shaft and steel ball cooperate, and steel ball high -speed rotation, play drive idler assembly whole around the high -speed rotation of main shaft, and idler assembly includes the idler sleeve no.

An improved lightweight wheel (300) for a track system suitable for tracked vehicles such as found on agricultural vehicles, comprising a thermoplastic material and having a cylindrical metallic compression limiter (380) having an axial length that is 2% less than the thickness of the surrounding thermoplastic material. The wheel (300) may be composed of a fiber reinforcement and, in at least one embodiment, is composed of nylon. The wheel (300) may have a truss structure (310,360). The wheel (300) may be an idler wheel or a midroller, with specific minimum diameters and nominal loads.

A kind of main tong transmission device of pipe wrench, including control system, including transmission case, the inside of which is provided with shaft coupling II, one end of the shaft coupling II is fixedly connected with speed reducer shaft, the other end is fixedly connected with power gear shaft;The outer edge of the power box is provided with speed reducer, the speed reducer one end is connected with motor by shaft coupling I, and speed reducer shaft is fixedly connected by shaft coupling II and power gear shaft;Main tong internal power gear is installed on power gear shaft and engages with idler gear, and the idler gear engages with large gear ring;Motor and control system are electrically connected.The utility model discloses by adjusting the rotating speed of motor to control the fast and slow of main tong clamping device screwing speed, has realized the stepless regulation between high speed and low speed when pipe joint thread is screwed, avoids the phenomenon that screwing torque breaks through torque upper limit and over-tightens, while the actual demand of low speed large torque and high speed small torque in the process of screwing can be realized, protects thread, improves work efficiency.

The utility model discloses a handheld laser welding machine welding torch subassembly, including laser welding torch and wire feeder, the position of laser welding torch corresponding wire feeder is fixed with wire feeder support, wire feeder support swing articulates to have the hinged seat, and the hinged seat fixed mounting is on wire feeder, and the hinged seat is fixed with the guide pulley support on the bottom of the one side of the head of wire feeder that faces away, and the one end of guide pulley support is installed with the support guide pulley that faces away the hinged seat, be fixed with the mounting seat on guide pulley support, and the mounting seat is fixed with the positioning sleeve pipe that sets up to the rear inclination of upper end and installs, the utility model discloses a support guide pulley is set up, and when welding, support guide pulley rolls along the weld, not only plays the supporting effect to laser welding torch and the arm of handheld laser welding torch, can also play the guiding effect to the welding path, and the support idler wheel is set up on the front top of support guide pulley, and when welding vertical seam, carry out the lateral support, can ensure that the head of laser welding torch and wire feeder always aims at vertical seam, also plays the supporting effect, makes welding operation more relaxed.

Disclosed in the present invention is a two-stage gear reduction mechanism with the characteristic of symmetrical output at two ends, the two-stage gear reduction mechanism comprising an electric motor, planetary carriers, planetary gears and a housing, wherein a first-stage driving gear is provided on an output shaft of the electric motor; sun gears and a first-stage large gear are coaxially provided between the planetary carriers; an idler gear meshes and is connected between the first-stage driving gear and the first-stage large gear; the sun gears are respectively located on two sides of the first-stage large gear, and sun gear shafts are rotationally connected to the centers of the planetary carriers; three groups of planetary gears are symmetrically and coaxially provided on two sides of the first-stage large gear, and the planetary gears are all rotationally connected to the planetary carriers; a ring gear is fixedly provided in the housing; each planetary gear meshes with both the ring gear and the sun gears; and an output stud is fixedly provided on each planetary carrier. The reduction mechanism of the present invention can realize multi-stage speed reduction in a limited space, and uses a modular shafting layout, such that a planetary gear set is convenient to assemble and disassemble, and the power load is effectively balanced.

The utility model relates to a screw conveyor, in order to solve the problems of complex structure, high maintenance cost, short life of existing bearing hanging device, and put forward a kind of hanging device for screw conveyor, including coaxial setting upper drive shaft and lower drive shaft;Upper drive shaft includes upper connecting shaft and the bearing fixed seat of symmetrical setting in the both ends of upper connecting shaft, and the bearing seat is set up on two bearing fixed seats, and bearing seat is provided with upper bearing, and the middle part of upper connecting shaft is provided with upper idler;Lower drive shaft includes lower connecting shaft and multiple pins, and the both sides of lower connecting shaft are symmetrically set with shaft sleeve and spiral shaft from inside to outside, and multiple pin through holes are provided on the side wall of the both sides of lower connecting shaft, and the position corresponding with both sides pin through hole is provided with pin hole on spiral shaft, and pin passes through corresponding pin hole and pin through hole and is fixedly connected with two spiral shafts on the both sides of lower connecting shaft;The middle part of lower connecting shaft is provided with lower idler, and upper idler and lower idler are connected by chain or flexible conveyor belt.

This utility model discloses an integrated tensioning pulley device, belonging to the technical field of auxiliary equipment for heavy vehicle engines. The device includes a mounting base, two swing arms, an idler pulley, and two pulleys. One end of the mounting base has an idler pulley, and the other end has a first shaft hole, with a second shaft hole near the idler pulley. The two swing arms are mounted on both sides of the second shaft hole via long bolts. Each swing arm has a pulley at its upper end and a hydraulic support rod connected to its lower end. The ends of the hydraulic support rods are rotatably connected to the first shaft hole via short bolts, and a compression spring is fitted onto the rod body to provide elastic support. The two swing arms are symmetrically arranged, and the pulleys are fixed to the inner side of the swing arms via pulley bolts. The gap between the two pulleys is less than their width to prevent the belt from slipping off. The long bolts are connected to the second shaft hole via double-ear washers with limiting lugs for easy assembly and disassembly. This utility model can tension two belts simultaneously, saving engine compartment space, improving assembly and maintenance efficiency, and extending belt life.

This invention discloses a self-propelled garden machinery device and garden machinery. The self-propelled garden machinery device includes a housing, a transmission mechanism, and a motor. The transmission mechanism is located inside the housing and includes a driving wheel, a driven wheel, and an idler wheel clutch assembly. The idler wheel clutch assembly includes an idler wheel that meshes with the driving wheel and is slidably mounted on the housing to achieve engagement and disengagement between the idler wheel and the driven wheel. The motor drives the driving wheel to rotate, thereby causing the idler wheel to slide on the housing. A garden machinery device, including the aforementioned self-propelled garden machinery device, also includes wheels and a connecting assembly for connecting the wheels to the self-propelled garden machinery device. This invention provides a self-propelled garden machinery device and garden machinery that achieves automatic idler wheel engagement and disengagement. The clutch mechanism of the self-propelled device does not require control components, thus improving the reliability of the self-propelled garden machinery device and garden machinery.

The utility model relates to precise conveying technical field discloses a kind of precision conveying mechanism of soldering machine, including installation component, the front side inside sliding connection of installation component has conveying component, the bottom sliding connection of installation component has adjusting component, the rear side sliding connection of installation component has driving component, the installation component includes frame rail, the inside middle of frame rail is provided with sliding slot a, the bottom of frame rail is provided with sliding slot b, the rear side of installation component is provided with sliding slot c.In the utility model, by setting torque inductor outside shaft, the torque change in conveying process can be monitored in real time, timely feedback and adjustment motor driving force, limit the location of guide of the sliding slot of frame rail to the idler wheel, and the accurate meshing transmission of driving wheel, driven wheel and chain, effectively guarantee the stability and precision of material conveying, improve the processing quality of soldering machine.

A ground engaging track system (14) includes a track roller frame (16), an idler (28), and a back-bow resistant roller (52, 54) supported by the track roller frame (16) at a location between a track roller (50) and the idler (28). The back-bow resistant roller (52, 54) defines an idler space (56) that partially receives the idler (28) therein and is positioned to resist back-bowing of a deflection sensitive section (118) of a ground engaging track (38).

The utility model relates to pipe shaft detection technical field, concretely relates to a radial runout test frock, including installation bottom plate, a side of installation bottom plate is provided with a plurality of idler wheels and pressure wheels for supporting the workpiece of measured, one side of the workpiece of measured is provided with the test assembly that can reciprocate sliding, and the test assembly includes adjusting screw rod, and the sliding seat of screw thread connection with adjusting screw rod, the top of sliding seat is equipped with the adjusting cantilever for adjusting the position of dial gauge, the utility model discloses a side of adjusting screw rod is provided with a scale, and the long short limit post in the top groove inboard is limited to the sliding seat, when the sliding seat stays in the specified position through the limit post, can through lifting the intercepting pole or pulling out the limit post, the quick movement of sliding seat is convenient, through adjusting locking knob no.

The utility model discloses a kind of gear drive structure that can adapt to multiple working conditions, including power motor, work position gear one, work position gear two, work position gear three, idler gear structure one, idler gear structure two, idler gear structure three and main work position, the lower portion of power motor is provided with support frame, and the side surface of support frame is fixedly installed with encoder speed changer;In the utility model, by the simple adjustment of idler number and teeth, forward and reverse switching and speed control can be realized, complex working condition requirements are adapted, only by increasing or replacing idler module to complete function adjustment, without complex mechanical modification, reduce maintenance cost, gear rigidity engagement ensures power transmission without slip, improve system stability and efficiency, applicable to automation equipment, conveying machinery, multi-shaft machining system and the like scene, significantly improve equipment versatility.

A gear assembly for use with a turbomachine comprises a sun gear, a plurality of planet gears, and a ring gear. The gear assembly is connected to an input shaft and an output shaft. The sun gear is configured to rotate about a longitudinal centerline of the gear assembly, and is driven by the input shaft. A component of the gear assembly drives the output shaft. The gear assembly further comprises an output shaft reversal mechanism configured to reverse the rotational direction of the output shaft.

The utility model relates to corrugated paper production technical field, concretely relates to a kind of servo corner cutting mechanism of corrugated printing machine, including first tool holder and second tool holder;First tool holder is equipped with corner cutting rubber wheel;Second tool holder is equipped with bearing seat;Rotary is equipped with corner cutting half axle in bearing seat;Rotary is equipped with paper feeding idler outside bearing seat;Second tool holder is equipped with driving assembly;Driving assembly is connected with the one end of corner cutting half axle;The other end of corner cutting half axle is equipped with fixed base;Fixed base is equipped with corner cutting horizontal cutter for abutting with corner cutting rubber wheel;Paper feeding idler and fixed base are respectively arranged opposite with corner cutting rubber wheel.The utility model rotates by driving assembly driving corner cutting half axle, corner cutting half axle rotation drives corner cutting horizontal cutter to rotate around corner cutting half axle to complete corner cutting action, and corner cutting horizontal cutter is embedded in rubber washer of corner cutting rubber wheel to satisfy corner cutting effect when corner cutting;In addition, paper feeding idler and corner cutting rubber wheel are arranged opposite, and paper feeding idler and corner cutting rubber wheel can provide support for paper feeding and corner cutting under cooperation.

The application provides a focusing system, comprising a base, a first transmission wheel, a second transmission wheel, a transmission belt and an idler set. The first transmission wheel and the second transmission wheel are arranged on the base. The transmission belt is sleeved on the first transmission wheel and the second transmission wheel. The idler set comprises a plurality of idlers arranged between the first transmission wheel and the second transmission wheel.

A belt drive system operable to detect a belt tension may include a driver pully operably coupled to a motive device to rotate the driver pulley, a driven pulley, an endless belt engaged with the driver pulley and moveable in response to motion of the driven pulley and engaged with the driven pulley, an idler pulley engaged with the endless belt and positioned on a tight side of the belt drive system, and a load sensor connected to the idler pulley. The driven pulley may be rotated in response to movement of the endless belt. The load sensor may be operable to generate a signal in response to a load exerted on the idler pulley by the endless belt. The load may be representative of a tension in the endless belt.

The application provides a kind of automobile engine train system accessory integrated support, belong to the technical field of automobile engine, the support includes support shell, support shell is hollow; Wire harness mounting hole, set in one end of support shell;Two first lugs, set in the side of support shell close to wire harness mounting hole, for installing first generator;Exhaust pipe fixing surface, set on support shell, exhaust pipe fixing surface includes a plurality of mounting holes, mounting hole is used to fix exhaust pipe;Tension pulley mounting hole, set on support shell;Idler mounting hole, set in the side of support shell close to tension pulley mounting hole;Two second lugs, set in the side of support shell away from each first lug, for installing second generator.The support can integrate train system accessories into one, has good integration effect, reduces the complexity of layout, improves engine operation stability, while improving the space utilization rate in engine compartment.

The utility model discloses a resistance welding equipment of point welding head's polishing, including welding machine body, and the welding machine body is connected with the welding support, and the bottom of welding machine body is connected with the rotating base, and the bottom of rotating base is equipped with the support base, and one side of support base is equipped with the elevating system, and the elevating system is equipped with the polishing mechanism on, and the polishing mechanism includes the support plate, and the bottom of support plate is equipped with the drive motor, and the top of support plate is equipped with the polishing box body, and the drive gear, idler and polishing gear are rotatably equipped in the polishing box body, and the output of drive motor extends and is connected with drive gear upwards, and the middle of polishing gear is equipped with the polishing shaft, and the upper and lower two sides of polishing box body all are seted up with the polishing groove, and the polishing disc is equipped in the polishing groove, and the upper and lower two ends of polishing shaft are connected with the polishing disc of the upper and lower two sides of polishing box body respectively. The scheme can realize the quick automatic polishing to the welding head, need not to disassemble the welding head or manual replacement, reduce the downtime, and improve the continuity of the welding operation.

A kind of kinetic energy distribution transmission mechanism of double-drive control opposite direction double rotating shaft, including installation framework, joint cross axle assembly and joint drive end connecting piece, joint cross axle assembly has first joint rotating shaft and second joint rotating shaft, the rotation axis of first joint rotating shaft and second joint rotating shaft is perpendicular to each other, first idler and second idler are respectively arranged at the two ends of first joint rotating shaft, third idler is arranged on the side of joint drive end connecting piece, fixed wheel disc is arranged on the other side of joint drive end connecting piece, first rotating drive device and second rotating drive device are respectively arranged in installation framework, first drive wheel disc and second drive wheel disc are respectively arranged on the output end of first rotating drive device and second rotating drive device, first drive wheel disc and second drive wheel disc are respectively located on the two sides of installation framework.The higher peak torque of the present application is realized by double-drive control opposite direction double rotating shaft, more sufficient kinetic energy can be provided, and energy consumption and manufacturing cost are lower.

A snowmobile includes a chassis, at least one ski, and a skid frame that includes one or more slide rails extending longitudinally, rear idler wheels, upper idler wheels, and a rear suspension. The rear suspension may further include a flexible, composite member, a rear shock connected between the one or more slide rails and the upper cross member, a rear shock link, a rear cross member connected between the one or more slide rails and a lower shock pivot member pivotally connected to the rear cross member. The rear shock is connected to a rear portion of the lower shock pivot member and the rear shock link is connected via a spherical pivot joint to a forward end of the lower shock pivot member. The flexible, composite member is coupled at a first end to the one or more slide rails and at a second end to the chassis.

It must be capable of overcoming obstacles that exceed the radius of the drive wheel or idler wheel. [Solution] A tracked vehicle 1 comprising a vehicle body 3, a tracked running gear 5 suspended on the vehicle body 3, and a motor 7 that provides driving force to the tracked running gear 5, wherein the tracked running gear 5 comprises a shaft 51 that is rotated by the driving force, a drive wheel 52 and two idler wheels 53, 54 arranged at equal intervals in the circumferential direction of the shaft 51 with respect to the shaft 51, a transmission member (sprockets 512, 521 and chain 13) that transmits driving force from the shaft 51 to the drive wheel 52 and rotates the drive wheel 52, and a track 55 that is wrapped around the drive wheel 52 and the idler wheels 53, 54 and driven by the rotating drive wheel 52, and when the tracked running gear 5 comes into contact with an obstacle S, the tracked running gear 5 rotates around the shaft 51 by the shaft 51 that is rotated by the driving force.

A radially nested rotary electrical transmission device for power and signal rolling rings includes a housing, a power rolling electrical transmission assembly, a signal rolling electrical transmission assembly, an inner ring connector, an outer ring connector, and bearings. The power rolling electrical transmission assembly comprises a power inner conductive ring, a power outer conductive ring, a power flexible ring, an idler wheel, a power inner insulating layer, and a power outer insulating layer. The signal rolling electrical transmission assembly comprises a signal inner conductive ring, a signal outer conductive ring, a signal flexible ring, a signal inner insulating layer, and a signal outer insulating layer. The power rolling electrical transmission assembly and the signal rolling electrical transmission assembly are coaxially mounted. The outer conductive ring portions of the power rolling electrical transmission assembly and the signal rolling electrical transmission assembly are connected by the outer ring connector, and the inner conductive ring shaft portions of the power rolling electrical transmission assembly and the signal rolling electrical transmission assembly are connected by the inner ring connector, thereby achieving power and signal transmission from the stationary end to the rotating end.

The present application relates to a kind of PTO transmission structure and tractor.PTO transmission structure includes PTO clutch, input main shaft, rear PTO output shaft, rear PTO secondary output shaft and rear PTO idler, one end of input main shaft is connected PTO clutch, the other end coaxially is equipped with low gear driving gear, rear PTO secondary output shaft is arranged in the below of the other end of input main shaft in parallel, coaxially is equipped with low gear driven gear and rear PTO secondary driving gear on rear PTO secondary output shaft, low gear driving gear and low gear driven gear are engaged, rear PTO output shaft is arranged in the above of the other end of input main shaft in parallel, coaxially is equipped with rear PTO secondary driven gear on rear PTO output shaft, rear PTO idler is engaged with rear PTO secondary driven gear and rear PTO secondary driving gear respectively.Advantages: simple and reasonable structure design, can realize rear single-speed PTO power output, compared with traditional PTO transmission structure, change the position of power output shaft, meet the driving position requirement of machine.

The application provides a continuous pulse tension heat treatment device for amorphous and nanocrystalline alloy materials, and relates to the technical field of heat treatment devices, so as to solve the technical problems of single continuous annealing function, non-continuous tension stress cycle and low tension control precision of the heat treatment device for amorphous and nanocrystalline alloy materials in the prior art. The continuous pulse tension heat treatment device for amorphous and nanocrystalline alloy materials is provided with a magnetic hysteresis brake roller group, a tension sensor, a vibration pulse controller, a tubular furnace heating unit and a stepping motor roller group on a rack in sequence from front to back. Two fixed idlers of the vibration pulse controller are arranged in the front-rear direction at the same height. A driving member is connected to and drives a first base to move in the up-down direction. A movable pulley is rotatably connected to the first base and located between the two fixed idlers. The magnetic hysteresis brake roller group, the tension sensor, the vibration pulse controller and the stepping motor roller group are electrically connected to a main control device.

This invention discloses an idler gear structure for locking a pre-tightened backlash-eliminating gear, comprising a connecting disc, a mounting shaft, a backlash-eliminating assembly, an idler gear assembly, and a rack. The mounting shaft is connected to the middle of the connecting disc. The idler gear assembly includes a main shaft, a limiting gear, and a limiting nut. The limiting gear meshes with the backlash-eliminating assembly, and the limiting nut is threaded to one end of the main shaft. This invention utilizes the cooperative arrangement of the backlash-eliminating assembly and the idler gear assembly. While the fixed gear and the floating gear mesh with the rack, they also mesh with the limiting gear. When the rack meshes with the fixed gear and the floating gear, the limiting gear moves accordingly. When the rack is withdrawn and disengaged from the fixed gear and the floating gear, the limiting gear continues to mesh with them, ensuring that the reverse torque of the floating gear does not disappear and still has the function of eliminating backlash, without affecting the normal use of the floating gear and the torsion spring.