65 results about "Pitman arm" patented technology

A steering system for a snowmobile includes a handlebar assembly and a steering column that has an upper end coupled to the handlebar assembly. An electronic steering assist unit is coupled to the steering column between upper and lower posts of the steering column. A steering arm assembly is coupled to a lower end of the lower post. First and second tie rods respectively couple the steering arm assembly to first and second ski assemblies such that turning the handlebar assembly, together with the assistance of the electronic steering assist unit, causes the ski assemblies to pivot. A floating mounting system couples the electronic steering assist unit to forward spars of the frame assembly to prevent a torque pre-load on the electronic steering assist unit. The steering column and the electronic steering assist unit share a common axis of rotation that is positioned along a centerline of the snowmobile.

The utility model provides a kind of high-precision visual inspection equipment.It is related to visual inspection equipment technical field.The high-precision visual inspection equipment includes body and fixedly installed shell in the top of body, camera is equipped in the shell, diaphragm is equipped below the camera, one side of the shell is rotatably installed with steering shaft one, one end of steering shaft one in the shell is fixedly installed with bearing bracket, double-end screw rod is rotatably installed in the bearing bracket, two linkage pieces are screw-mounted on the double-end screw rod, two the linkage piece mutually close one side is rotatably installed with steering shaft two, two steering shaft two are fixedly installed with steering arm, two steering arms are fixedly installed with placing disc on it.The utility model has the advantages of being capable of overturning the measured object, ensuring the comprehensive detection process.

A zero turning radius mower park brake system 100 includes a pair of steering levers (101, fig 1) attached to steering arm brackets 102 that are pivotable forward and reverse on a first axis 112 for r

The utility model provides a steering transmission structure and a vehicle, the steering transmission structure is applied to a steering system of a bestriding type vehicle and comprises a steering knuckle arranged at the top of a front fork sleeve and a steering pull rod connected between the steering knuckle and a handlebar. The steering knuckle comprises a steering knuckle base connected to the top of the front fork sleeve and a steering arm located at the front end of the steering knuckle base. In addition, the steering arm extends towards the rear upper portion of the vehicle, the steering pull rod is connected between the steering arm and the handlebar, and the length of the steering pull rod is adjustable. According to the steering transmission structure, the steering arm extends towards the rear upper portion of the vehicle, the transmission direction of force can be changed, external force and the like can be effectively buffered and converted, the force can be effectively prevented from directly acting on a handlebar, and riding comfort can be improved. Moreover, the length of the steering pull rod is adjustable, so that a rider can adjust the steering force according to own habits and the riding environment, and the riding comfort and the quality of the whole vehicle can be further improved.

An assembly connects a pitman arm to a slot in a crank arm of a pumping unit. A pin extends from the pitman arm disposed on a first side of the crank arm. The pin is disposed in the slot of the crank arm and has a distal end exposed on a second side of the crank arm. The distal end defines an external shouldered profile. A clamp is positioned on the distal end of the pin. The clamp has an internal shouldered profile, which is configured to engage the external shouldered profile on the pin. One or more spacers are disposed on the clamp and are configured to adjustably extend from the clamp toward the second side of the crank arm.

Rotary steering systems are disclosed. An example steering apparatus includes an input shaft including an input gear, an output gear fixed to an output shaft, a pitman arm coupled to the output shaft, the pitman arm to couple to a drag link to turn wheels of a vehicle as the output shaft rotates, an intermediate gear set including a first intermediate gear and a second intermediate gear, the first intermediate gear in contact with the input gear, the second intermediate gear in contact with the output gear, the first intermediate gear to rotate with the input gear, the second intermediate gear to rotate with the first intermediate gear, the output gear to rotate with the second intermediate gear.

The utility model discloses a drying device for circuit board processing, which comprises a device body, the device body comprises a base device, a rotation adjusting device and a circuit board mounting device, the rotation adjusting device is mounted at the top of the base device, and the circuit board mounting device is mounted in the rotation adjusting device; the belt rotating adjusting device comprises a first mounting plate, a second mounting plate, rotating motors and steering arms, the first mounting plate and the second mounting plate are transversely and symmetrically distributed, the rotating motors are mounted at the outer ends of the first mounting plate and the second mounting plate correspondingly, and the steering arms are mounted on the inner sides of the first mounting plate and the second mounting plate correspondingly; a connecting block is arranged at the inner end of each steering arm and is of a rectangular structure, small fixing holes are formed in the four corners of the surface of each connecting block, and the driving ends of the set of rotating motors are connected with the set of steering arms correspondingly. According to the device, the circuit board can be overturned and dried after being fixed, so that the drying comprehensiveness of the circuit board is improved.

The utility model discloses a silo with automatic alignment device belongs to the silo field, has solved the problem that silo needs the artificial correction of driving direction, the technical scheme of solving this problem mainly includes the frame, and the front end of frame is equipped with the cutting platform, and the cutting platform includes the tool rest and cutting part, the front side of tool rest is equipped with the detection rod that extends to the front, in the forward direction of frame, the front end of detection rod is in the front side of cutting part, and the front end of detection rod is equipped with detection device, and detection device includes the angle sensor fixed to detection rod and the rotary part with detection rod rotation cooperation, and the angle sensor is used for obtaining the rotation angle of rotary part, and the top of rotary part is connected with the steering plate, and the steering plate includes the steering arm that extends to the both sides of detection rod, and the steering plate is elastically loaded by elastic part and makes steering arm have with detection rod keep perpendicular's rotation tendency.

An electronic power steering apparatus, according to one embodiment of the present invention, comprises: an output shaft rotated by means of a reduction gear connected to a driving motor; a ball screw having an upper end coupled to a lower end of the output shaft, and having outer circumferential screw grooves formed on an outer circumferential surface thereof to rotate in conjunction with the output shaft; a ball nut having gear teeth formed on an outer circumferential surface thereof and inner circumferential screw grooves corresponding to the outer circumferential screw grooves formed on an inner circumferential surface thereof, the ball nut being coupled to the ball screw via a ball and sliding in an axial direction; and a sector shaft, coupled to the gear teeth of the ball nut, for operating a pitman arm while rotating during the axial sliding of the ball nut.

The invention relates to the technical field of milling equipment, and particularly discloses automobile steering arm machining equipment and a machining process. The automobile steering arm machining equipment comprises a milling machine, a milling device, a clamping table and a clamping device; the supporting device comprises a supporting table arranged on the clamping table, a plurality of supporting plates used for clamping and unlocking the inner side of the automobile steering arm and an adjusting mechanism used for driving the supporting plates to slide, the adjusting mechanism is arranged on the supporting table, the supporting plates are in sliding fit with the supporting table, and the adjusting mechanism drives the supporting plates to slide along the supporting table. When the clamping device slides towards the inner side close to the automobile steering arm, the automobile steering arm can be clamped, after the clamping device is far away from the automobile steering arm, the clamping position of the automobile steering arm is milled through the milling device, and when the supporting plate slides towards the inner side far away from the automobile steering arm, the automobile steering arm is unlocked; the machining method has the effect that the machining precision of the automobile steering arm can be improved.

A front wheel is connected with a rear wheel through a bicycle beam, a steering column connected with the bicycle beam is arranged below a handlebar, a steering arm is arranged at the tail end of the steering column, the bicycle beam is provided with a steering column connected with the rear wheel, and the steering arm is connected with the steering column above the rear wheel through a steering push-pull cable; a first shock absorber connected with a rear wheel is arranged below the steering column; the saddle is arranged in the middle of the beam; a plurality of circles of end face gears with different diameters are arranged on the front wheel, a cylindrical gear meshed with the end face gears is arranged on the bicycle beam, and the cylindrical gear is connected with the handlebar through a variable-speed push-pull cable. A simple end face gear speed change mechanism is adopted, and the transmission efficiency is high; due to rear steering and front driving, steering is flexible, and the turning radius is small; the saddle is low in gravity center, small in wind resistance, anti-falling and safe; the speed change range is wide and can be fast or slow; chain deviation resistance caused by different surfaces of the chain disc is avoided; a large-modulus gear is adopted, so that the strength is high and durability is realized; the failure rate is low and maintenance is easy.

The utility model relates to clamping frock technical field, concretely is a kind of steering arm taper hole machining anti-deformation clamping frock, including the support seat for installing spare part, the upper portion of support seat is connected with the limiting mechanism for limiting;The limiting mechanism includes the L-shaped plate for supporting cylinder a connected with the upper portion of support seat, the bottom of L-shaped plate is connected with cylinder a for driving presser plate lifting, the output end of cylinder a is connected with pressure sensor a for monitoring pressure.The steering arm taper hole machining anti-deformation clamping frock, by detecting the material deformation threshold of steering arm body, let cylinder b and cylinder a extrusion force less than the deformation threshold, to prevent the deformation of steering arm body is clamped injury;While punching the group of steering arm body of support seat, install the group of steering arm body needed to punch, then start electric push rod, and the two groups of steering arm body on support seat are transposed, quickly up and down material, while improving the security of up and down material.

The steering mechanism matched with the independent suspension comprises a steering support, a steering crank, a steering arm, double-acting steering cylinders and a steering tie rod, the two double-acting steering cylinders are located on the two sides of the steering crank respectively, the rear ends of the steering crank and the double-acting steering cylinders are hinged to the steering support, and the rear ends of the steering crank and the double-acting steering cylinders are hinged to the steering tie rod. One ends of the two steering tie rods are respectively hinged to two sides of the front end of the steering crank; the two steering arms are located on the outer sides of the double-acting type steering cylinder and the steering transverse pull rod respectively, and a piston rod of the double-acting type steering cylinder and the other end of the steering transverse pull rod are hinged to the front ends of the steering arms. The invention further discloses an independent suspension of the large mine truck. The steering mechanism can meet the Ackerman relation, is matched with an independent suspension of a large mine truck, and has the advantages of being reliable in structure, excellent in stress and ingenious in connection.

The utility model belongs to the field of automobile steering knuckles, particularly relates to a high-rigidity light-weight automobile steering knuckle, and aims to solve the problem that the rigidity of the steering knuckle is often sacrificed while the light weight of the existing steering knuckle structure is realized. In order to solve the problems that the overall rigidity of a chassis of an automobile is weakened, the texture of the chassis is loose, and the carsickness possibility of passengers is increased when the automobile passes through a bumpy road section, the following scheme is provided that the automobile chassis comprises a body; the damping sleeve mounting hole, the damping sleeve locking bolt hole, the caliper support upper mounting hole, the hub bearing left mounting hole, the caliper support lower mounting hole, the lower control arm ball pin mounting hole, the steering arm ball pin mounting hole, the hub bearing right mounting hole and the hub bearing upper mounting hole are all formed in the body. Due to the fact that the rigidity of the steering knuckle is enhanced, the overall rigidity of the chassis is improved, and the driving comfort of the whole vehicle is improved.

Regarding the use of handlebar risers in vehicles having a handlebar assembly. [Solution] Embodiments described herein improve the method of mounting a display to a vehicle equipped with a handlebar riser 120. In the appended embodiments described herein, the display mounting portion is integrated into the structure of the handlebar riser and is configured to give rigidity to the subsystem in addition to raising the height of the display closer to the operator. More specifically, a vehicle comprising a plurality of ground engagement members and a steering system configured to steer the vehicle, the steering system comprising a plurality of substantially vertical tubes, a steering arm and a support structure having a first portion extending between the substantially vertical tubes and a second portion configured to support a display device.

The utility model discloses a kind of automobile steering arm injection mould, including upper fixed plate, hot runner plate, front template, rear template and lower fixed plate sequentially arranged from top to bottom, and the injection moulding core of accommodating steering arm base body is equipped between front template and rear template, one end of steering arm base is equipped with internal thread hole, the other end is equipped with ball head pin, hot runner plate and front template are equipped with screw hole stripping mechanism between, screw hole stripping mechanism can be rotated into internal thread hole, stripping is carried out to internal thread hole after injection moulding, ball head pin top is equipped with pinhole, pinhole stripping assembly is equipped in injection moulding core, and pinhole stripping assembly carries out stripping to pinhole;The rear template is equipped with ejection mechanism inside, after internal thread hole and ball head pin stripping, the steering arm base body of completing injection moulding is ejected upwards by ejection mechanism;This mould can properly solve the stripping problem of internal thread hole and ball head reverse buckling, stripping action is coordinated, and injection moulding product can not be damaged, and the functionality and economy of injection moulding product can be ensured.

A steering axle for a steerable vehicle includes an axle housing, a steering motor, a steering gear, a first steering knuckle with a first steering arm, a second steering knuckle with a second steering arm, a coupling rod, a first tie rod, and a second tie rod. The first and second steering arms are each rigidly arranged on a respective steering knuckle that is hinged in the axle housing. The first and second tie rods are each hinged at a first end to a respective steering arm and hinged at a second end to the coupling rod. The steering axle is configured so that the steering motor can set a steering angle of the steering axle via the steering gear. The steering axle has first and second intermediate steering levers, each hinged at its first end to the axle body and hinged at its second end to the coupling rod.

The invention relates to a steering system (1) for a four-wheeled, pedal-powered vehicle (2), comprising a steering arm mount (5) prepared for direct or indirect rotationally fixed connection with a steering arm (3) and rotatable about an axis of rotation (4), and comprising a first tie rod (7) associated with a front axle (6) of the vehicle (2), wherein the first tie rod (7) is coupled to the steering arm mount (5) (preferably by means of a steering gear) such that tie rod ends (8a, 8b) of the first tie rod (7) are displaced in the same direction in a direction transverse to the axis of rotation (4) when the steering arm mount (5) is rotated about the axis of rotation (4), and wherein a transmission device (9) is provided which couples a second tie rod (12) associated with a rear axle (11) of the vehicle (2) to the steering arm mount (5) such that when the steering arm mount (5) is rotated about the axis of rotation (4) two tie rod ends (13a,13b) the second tie rod (12) is displaced in the opposite direction to the tie rod ends (8a, 8b) of the first tie rod (7). Furthermore, the invention relates to a vehicle (2) with this steering system (1).

The utility model relates to a luggage case technical field especially, it relates to a luggage case with forward power, including the box, the box bottom is provided with the support base, the support base is provided with power module and the steering module, the steering module includes the steering groove, the steering groove is provided with the steering arm of horizontal arrangement, the both ends of steering arm are respectively installed with the steering wheel of can rotate, the steering arm middle end is installed with the steering axle of standing, the steering axle can rotatably be installed in the bottom of support base, when the steering axle rotates in the bottom of support base, the steering arm will correspondingly horizontally rotate, the steering wheel of installing in the both ends of steering arm correspondingly is offset, to realize the effect of steering, in addition, the steering mounting seat is shaped with the steering drive hole for installing the steering axle, the steering drive hole is provided with the rolling support piece, when the steering axle rotates in the steering drive hole, the rolling support piece can roll and support, provides the bearing capacity, can reduce the friction of luggage case dead weight, guarantees the rotation stability and the smooth of steering axle.

The utility model relates to the technical field of automobile steering devices, and particularly discloses a double-steering-arm shaft type heavy truck electric recirculating ball steering device which comprises a shell, a steering screw is installed in the shell through a positioning piece, a steering nut is arranged in the shell in a sliding mode, and the steering screw is in threaded connection with the steering nut. A driving steering arm shaft and a driven steering arm shaft are rotationally connected to the shell, and the driving steering arm shaft and the driven steering arm shaft are in transmission connection with the nut. According to the double-steering-arm-shaft type heavy truck electric recirculating ball steering gear, a double-steering-arm-shaft structure is adopted, the diameter of the steering screw does not need to be increased to resist radial force, the steering nut and the steel ball can be synchronously reduced, the double-steering-arm-shaft type heavy truck electric recirculating ball steering gear only needs to use a standard angular contact ball bearing, development of a non-standard bearing does not need to be considered, and the cost is reduced. The double-steering-arm shaft type heavy truck electric recirculating ball steering gear only needs to ensure that a gap exists between the shell and the steering nut, and the machining precision requirement is low.

A snowmobile has a steering system with a handlebar, the system having a steering post comprising an upwardly extending yoke attached to the handlebar, a tubular post portion unitary with the yoke, the tubular post portion attachable to the snowmobile frame, and a lower steering arm at the lower end of and unitary with the tubular post portion, the lower steering arm projecting at an angle downwardly, forwardly and to the right. The steering post is unitarily formed by forging, casting, metal injection molding or the like. A central bore extending through the steering post formed by machining, the pair of bearing surfaces on the steering post formed by machining, two upper yoke arms machined to receive a handlebar clamp and the handlebar. The steering system may include a pair of spacer members receivable by the yoke, the spacer members then receiving the handle bar for providing handlebar height adjustment.

The application relates to the technical field of forging dies, in particular to a forging equipment for automobile steering arm production and processing, which comprises a mounting frame, a driving assembly arranged on the mounting frame, an upper die fixed on the driving assembly, a lower die arranged on the mounting frame, the driving assembly is used for driving the upper die to move away from or close to the lower die, the lower die comprises a die body, a mounting shaft rotatably connected to the die body and a rotating plate fixed on the mounting shaft, a first cavity mixed cutting chamber is arranged on the die body, a second cavity is arranged on the rotating plate, a control assembly is arranged on the die body, the control assembly is used for driving the rotating plate to rotate, the second cavity opening on the rotating plate is arranged downwards and corresponds to the cutting chamber, and a limiting assembly for limiting the automobile steering arm in the second cavity is arranged on the rotating plate. The application has the effect of improving the forging efficiency of the automobile steering arm.

An all-terrain vehicle (2) comprises a chassis (3) having upper tubes (32) with descending sections (321) and lower tubes (33), and comprising a steering mechanism (31) including an electric power steering device (8), a control unit body (81), and an electric motor (82). The body (81) includes axles (811, 812) connected to a steering column (311) and a steering arm (313). Viewed from above, the motor (82) is arranged toward the front side of the vehicle body (7), horizontally with the midline (2a) of the body (7), and is located between the upper tubes (32). For observation from a side view, the motor (82) is located towards the front of the body (7), in an area enclosed by the column (311) and the tubes (32, 33), adjacent to the tubes (32), thus preventing the motor (82) from being affected by the temperature of an exhaust (53). Figure for the abstract: 3

A wind-based power generation system includes a windmill having a wheel assembly, a gearbox coupled to the wheel assembly and configured to convert rotational motion of the wheel assembly into a reciprocal motion, and a shaft coupled to the gearbox and driven in a reciprocal motion. The wind-based power generation system also includes a crank system comprising a linkage and a pitman arm, the linkage and pitman arm configured to convert the reciprocal motion of the shaft into a rotational motion that drive a generator to produce electric power that may be used or stored.

The utility model relates to a double -sided milling drilling integrated machine, include: bottom slide rail, its both ends are provided with milling equipment and drilling equipment respectively, the inside center of bottom slide rail is provided with guide rail, the top of guide rail is provided with the bottom plate of sliding, the top of bottom plate is provided with the support plate of rotation, the bottom of support plate and the top of bottom plate are provided with the rotating assembly jointly, the both sides of support plate are provided with locking assembly. The utility model relates to the technical field of double -sided drilling milling integrated machine. This double -sided milling drilling integrated machine needs to rotate the steering arm of being processed, first locking assembly expands to both sides, until locking assembly lifts up more than the highest surface of bottom slide rail, when through rotating assembly drive support plate rotates 180, realize the effect of angle adjustment to steering arm work piece, and do not need to disassemble work piece in the adjusting process, can effectively improve the angle of adjusting work piece's efficiency.

The utility model relates to the technical field of luggage cases, in particular to a steering structure for a luggage case, which comprises a case base, a connecting hole is formed in the case base, and a connecting cylinder rotationally connected with the connecting hole is arranged at the top of a steering support wheel; a steering groove is formed in the box base, a steering arm is arranged in the steering groove, end swing arms are installed at the two ends of the steering arm respectively, and the end swing arms are connected with connecting cylinders at the tops of the steering supporting wheels; the steering groove is provided with a steering shaft along the way, the steering shaft is sleeved with a middle swing arm, and the swing arm is rotationally connected with the steering arm; when the steering shaft rotates, the middle swing arm can be driven to swing left and right, the steering arm movably arranged in the steering groove can move in the length direction of the steering groove, the end swing arms at the two ends of the steering arm can drive the corresponding steering supporting wheels to swing synchronously, and therefore the rotating effect is achieved. According to the scheme, the steering structure does not affect the supporting load of the wheels, and the steering arm can still stably control the moving direction of the box base during steering.

The invention relates to an electric power steering gear suitable for a heavy-duty commercial vehicle, and belongs to the technical field of steering gears. The steering gear comprises a steering gear shell, a motor, a worm gear, a worm, a steering screw, a steering nut, a steering arm shaft and a sensor. An adjusting piece is installed on the steering gear shell on one side of the sensor in a threaded mode. A middle shell is further installed on the steering gear shell in a threaded mode. The worm gear end face on one side of the sensor is slidably and hermetically connected with the middle shell. The gap of the steering gear can be adjusted through the threads, and the boundary dimension of the steering gear is effectively reduced; meanwhile, an isolation sleeve is omitted, the axial length of the end of the steering gear can be greatly reduced, the boundary dimension of the steering gear is further reduced, the steering gear can be conveniently arranged and installed in an engine cabin, and the position space of other parts in the engine cabin is not prone to being occupied. The problems that an existing assembly structure of the steering gear is still large in size, and arrangement and installation are not facilitated are solved.

To provide a front-wheeled bicycle for carrying luggage that can carry heavy objects and large amounts of cargo on top of the two front wheels, maintain an upright posture without tipping over when riding while stationary, and allows for stable riding even on curves by mechanically tilting the vehicle body in the turning direction with steering. [Solution] The vehicle body tilting device 4 is formed by a luggage rack 21 and a front wheel support frame 2 that supports the left and right front wheels and is equipped with support columns 22R. A vehicle body support frame 11A equipped with a swing arm 41 is fixed to the handle post 13 and is swingably connected to a connecting body 27 by an L-shaped link ball 52M. A pivot fitting 35 and a connecting plate 31 of the steering shaft 14 are connected by a connecting rod 36M. The swing arm 41 is connected to a linear bush 44, a pitman arm 32, and a pivot fitting 35 via a connecting fitting 43 using L-shaped link balls 52S and 52M. When turning, the vehicle body can be tilted while the horizontal position of the luggage rack 21 is maintained by steering the handle.

This improves the efficiency of steering assist torque transmission without requiring significant design changes from the pitman arm to the steering wheel side. [Solution] The steering device comprises a conversion mechanism 5 that converts the rotational motion of the input shaft 1 into linear motion along an output shaft 3 perpendicular to the input shaft 1; an assist mechanism 6 that applies steering assist force to the output shaft 3 based on steering torque and steering direction; a pitman arm 7 positioned radially outward from the input shaft; and a link 8 connected to the output shaft 3 and the point of force application P3 of the pitman arm 7, which causes the pitman arm 7 to swing by pushing and pulling the point of force application P3 in conjunction with the application of steering assist force to the output shaft 3. The conversion mechanism includes a gear mechanism 39 having a first bevel gear 41 and a second bevel gear 42, and a ball screw mechanism 40.