199 results about "Suspension spring" patented technology

The utility model relates to the technical field of cable production, in particular to a cable stabilizing device for cable production, which comprises a bottom plate, at least two groups of frames are arranged on the bottom plate, bearing plates are fixed on the frames, four groups of stability maintaining mechanisms distributed in a # shape are arranged in the frames, and two groups of stability maintaining mechanisms and the other two groups of stability maintaining mechanisms are arranged in a staggered manner; the stability maintaining mechanism comprises a shell fixed in the frame, a moving rod is installed on the shell in a sliding mode, a top plate and a rack are fixed to the two ends of the moving rod respectively, the moving rod is sleeved with a suspension spring, and a guide roller making contact with the surface of the cable is rotationally installed on the rack. According to the stability maintaining mechanism distributed in the shape of the Chinese character'jing ', an input cable penetrates through the four groups of guide rollers, and under the action of the suspension springs, the four groups of guide rollers apply pressure inwards to extrude and restrain the cable, so that multidirectional limitation is realized, the stability of cable output is improved, and subsequent stable winding is ensured.

The invention relates to large-specification alloy spring steel and a production method thereof. The control process comprises the steps of steelmaking, bloom continuous casting, heating cogging, coping flaw detection, anti-decarburization segmented spraying, small square billet heating, high-speed wire controlled rolling, stelmor wire controlled cooling and coil collecting and packaging. And the surface quality and the structure property uniformity of the wire rod are effectively improved by combining segmented spraying of the anti-decarburization coating with a refined controlled rolling and controlled cooling process, and the wire rod can be used for preparing the large-size high-strength automobile suspension spring.

A device for adjusting the stiffness of a suspension spring includes a locking sleeve which defines a helical slot for accepting one end of the suspension spring, and an adjusting ring mounted with the ability to rotate relative to the locking sleeve about a main axis. The adjusting ring has a finger which emerges into the helical slot and is able to form an end stop for the end of the suspension spring. Structure is provided for locking the rotational mobility of the adjusting ring relative to the locking sleeve.

The invention discloses a detection tool for suspension spring detection, and relates to the technical field of suspension spring detection, the detection tool comprises a fixing assembly, the top of the fixing assembly is fixedly provided with a detection assembly, the fixing assembly comprises a base, the detection assembly comprises a floating table, and four corners of the bottom of the floating table are provided with hydraulic telescopic rods. The bottom of the hydraulic telescopic rod is fixedly connected with the base, the output end of the hydraulic telescopic rod is fixedly connected with the floating table, a strip-shaped groove hole is formed in one end of the bottom end of the floating table, a detection block is slidably connected into the strip-shaped groove hole, a detection plate is arranged at the bottom of the detection block, and a first pushing spring is fixedly installed on one side of the detection block. A first thrust sensor is fixedly mounted at one end of the first pushing spring; according to the invention, the suspension spring can be conveniently fixed, the ring distance, the verticality and the coaxiality of the to-be-detected spring can be automatically detected, the operation is convenient, the efficiency is high, and the practical value is high.

The utility model discloses an independent type double-drum roller washing machine which comprises a frame structure, a drum body structure, a hanging spring and a shock absorber, the frame structure comprises a base, a stand column, a left cross beam, a right cross beam, a front cross beam and a rear cross beam, and the left cross beam, the right cross beam, the front cross beam and the rear cross beam are located above the base and separated from the base. A middle cross beam parallel to the left cross beam and the right cross beam is connected between the front cross beam and the rear cross beam, the barrel body structure comprises a left barrel and a right barrel which are spaced left and right, one tail end of the hanging spring is connected to the left cross beam, the right cross beam and the middle cross beam, the other tail end of the hanging spring is connected to the left barrel and the right barrel, one tail end of the shock absorber is connected to the left barrel and the right barrel, and the other tail end of the shock absorber is connected to the right barrel. And the other tail end of the shock absorber is connected to the base. The independent type double-drum roller washing machine can achieve the purpose of washing clothes in a classified mode, and the individual requirements of people are met.

The utility model discloses a chassis and a vehicle. The chassis comprises a longitudinal beam; a battery assembly; and the rear axle assembly comprises a rear axle piece, a transmission shaft piece and plate spring pieces, the rear axle piece extends in the left-right direction and is arranged on the front side of the battery assembly at intervals, and the left end and the right end of the rear axle piece are connected with the two plate spring pieces correspondingly. Therefore, on the premise that the suspension spring of the vehicle uses the plate spring piece, the rear axle piece is arranged on the front side of the battery assembly at intervals and connected with the plate spring piece, on the premise that the vibration reduction performance of the vehicle is improved, the situation that the rear axle piece is influenced by arrangement interference of the battery assembly can be prevented, and the rear axle piece does not occupy the installation space of the battery assembly; therefore, the size of the battery assembly can be increased, the battery assembly can be conveniently installed and arranged, the structural layout of the chassis can be optimized, and the overall structure of the chassis is more compact. In addition, the rear axle piece can provide certain protection for the battery assembly, and can buffer and absorb external force borne by the chassis from front to back.

The light commercial vehicle chassis comprises a bottom frame, and the bottom frame is provided with a battery module and an electrical control module; the suspension system comprises a front suspension and a rear suspension, the rear suspension comprises a rear suspension suspended spring, a rear axle tube, a driving motor and a speed reducer, the rear suspension suspended spring is connected with the main frame through a guide arm, the outer end of the rear suspension tube is connected with a brake disc, and a hub unit is arranged on the outer side of the brake disc; a steering system; and a braking system. According to the chassis, dynamic adjustment of rigidity and height is achieved through air suspension, comfort and controllability are improved, the assembling efficiency is improved through modular design, the lightweight structure is balanced in bearing, new energy drive is adapted, and good practicability is achieved.

The utility model discloses a cushion suspension spring mounting table which comprises a bottom plate, a suspension plate, a quick clamping mechanism, a clamping auxiliary mechanism and a side face buffering mechanism. The quick clamping mechanism comprises a clamping pipe, a clamping rod, a clamping groove, a movable lock frame and a locking spring; the clamping auxiliary mechanism comprises a rotating sleeve, a lead screw, a directional push plate, a directional push pipe, an inclined groove, a lock frame groove, a side rod and a rolling ball, the side face buffering mechanism comprises a hinged bottom frame, a hinged top frame, a buffering spring and a damper, through the matched design of a clamping rod and a clamping pipe, the cushion is rapidly, simply and conveniently assembled and disassembled, and the working efficiency is improved; the matched design of the rotating sleeve and the lead screw allows a user to accurately control the position of the clamping rod, finer cushion position adjustment is provided, the combination of the buffer spring and the damper can absorb lateral impact force, and the cushion and the suspension system are protected against damage.

This invention provides an autonomous mobile robot for transporting items loaded on its top surface. The robot includes: a bottom frame; a pair of main drive units positioned below the bottom frame and operated by a drive motor; and four casters positioned adjacent to the lower corners of the bottom frame, wherein each main drive unit includes: a roller bracket fastened to the drive motor; a main roller rotatably fastened to the roller bracket and rotatable by receiving power from the drive motor; a suspension spring positioned between the roller bracket and the bottom frame; a stop bracket fastened to the roller bracket; and an upper stop positioned on the bottom surface of the bottom frame facing the stop bracket.

The utility model relates to the technical field of automobile suspension spring production, and discloses a cutting device for automobile suspension spring production, which comprises a base, a spring body and a cutting machine are arranged on the base, a pushing mechanism is arranged on the base, and the pushing mechanism comprises a sliding plate. A pushing mechanism is arranged to start an electric push rod and an extension rod to push a fixing plate, so that a sliding seat slides rightwards, a sliding column moves upwards under the action of a sliding groove, a pressing plate relieves limiting of a spring body, the fixing plate abuts against the spring body and pushes the spring body rightwards, and when the spring body reaches the corresponding position, a hydraulic machine and a cutting machine are started to cut the spring body. And when the electric push rod is reset, the fixing plate abuts against the extension rod to rotate leftwards, the extension rod abuts against the torsional spring, the torsional spring rebounds to enable the extension rod to reset after limiting is relieved, the fixing plate continues to be pushed, the time and energy of workers are reduced, and the working efficiency is improved.

The utility model relates to the technical field of automobile suspension springs, and discloses a cutting device for processing and manufacturing an automobile suspension spring, which comprises a cutting machine and a positioning component. The cutting machine, the control box, the cutting box, the cutting motor, the cutting disc, the workbench and other structural components are arranged, the automobile suspension spring is cut off through the cutting machine, the automobile suspension spring is positioned and fixed through the positioning assembly, the automobile suspension spring is clamped and fixed through the downward pressing assembly, and the cutting disc is driven to move through the moving assembly; through cooperative use of a sliding block and a sliding rod, a cutting disc moves stably, a workbench is kept stable in a cutting box through a protruding block, the effects that the automobile suspension spring is conveniently clamped and fixed, and the automobile suspension spring is conveniently cut off are achieved, and the problem that when the automobile suspension spring is cut, the cutting efficiency is high is solved. The automobile suspension spring can deform, and cutting dislocation is caused.

The utility model relates to the technical field of automobile suspension fitting tests, in particular to an automobile suspension spring test device, which comprises a test bench, a loading seat is fixedly mounted on the surface of the test bench, two sliding blocks are symmetrically connected onto the loading seat in a sliding manner, and a positioning stop block is fixedly mounted at the top of one end of each sliding block. The other end of each sliding block is fixedly provided with a transmission sleeve, the test bench is rotationally connected with a bidirectional screw through a bearing seat, the two transmission sleeves are in threaded connection with the front section and the rear section of the bidirectional screw in a sleeving mode respectively, and the upper end of the test bench is fixedly provided with a telescopic air cylinder through a vertical frame. According to the utility model, the automobile suspension spring can be adaptively positioned and placed, the test requirements of the automobile suspension springs with different diameter specifications can be conveniently met, and the application range of the test can be increased.

A drive device of a rigid-axle electrified vehicle includes an electromotive drive unit, a final speed reducer, an axle housing, and a transmission shaft. The electromotive drive unit is provided in a vehicle body. The final speed reducer divides dynamic power from the electromotive drive unit to right and left drive wheels. The axle housing couples the right and left drive wheels and houses the final speed reducer. The transmission shaft transmits dynamic power from the electromotive drive unit to the final speed reducer. The axle housing supports the vehicle body through a suspension spring. The transmission shaft is disposed in a vehicle-width direction. A first end of the transmission shaft in the vehicle-width direction is coupled to the electromotive drive unit through a first joint. A second end of the transmission shaft in the vehicle-width direction is coupled to the final speed reducer through a second joint.

The invention discloses a method for measuring a damping coefficient of a vehicle damper based on inertial sensing and visual tracking. The method comprises the following steps: S10, acquiring geometric quantities and inherent characteristics of a vehicle; angular velocities and angular accelerations generated when the vehicle moves in all directions are obtained; s20, calculating the vertical load of each suspension according to the data obtained in the step S10; s30, obtaining the internal force of a suspension spring damping model according to the suspension vertical load, the spring mass, the inherent geometrical relationship and the spring stiffness coefficient; and S40, judging whether the data volume is sufficient or not, if so, outputting a damper damping characteristic graph, and if not, returning to the step S10. The method can directly reflect the direct relation between the performance of the shock absorber and the motion characteristics of the vehicle.

A motor vehicle wheel suspension system comprising, on each side of a vehicle chassis (2), a suspension arm (8) arranged substantially along the longitudinal direction of the vehicle, comprising at one end a pivot (6) connected to the chassis having a transverse axis, at the other end (10) a suspension spring (12) connected to this chassis, and comprising between the two ends a wheel hub support (28) equipped with a brake (34), the suspension arm (8) comprising two parts (20, 22) connected to each other by a joint (24) having a transverse axis, and a locking mechanism (26) for this joint (24) in several angular positions, the wheel hub (28) being on the part of the arm (22) which, during braking of the wheel (30), applies a reaction torque to it which tends to lower the joint (24). Figure 1

A wheelchair-accessible low-floor tram bogie relates to the technical field of low-floor tram bogies and includes a frame, primary longitudinal tie rods, a primary suspension spring assembly, a brake caliper, a brake disc, a coupling, a motor, a secondary suspension spring assembly, a secondary vertical damper, a traction tie rod, a transverse stop, a magnetic rail brake, wheels, an axle bridge, an axlebox, a gearbox, and a wheel core assembly. The bogie of the present invention meets the requirements for convenience and safety for disabled people passing through the vehicle, as well as passenger comfort, while meeting the standard vehicle width and standard track gauge, without compromising low-floor tram bogie performance and maintaining an unchanged vehicle floor surface.

This shock absorber (D) comprises a shock absorber body (1) that has an outer tube (2) and a piston rod (3), a bump rubber (4) that is provided to the outer circumference of the tip-end side of the piston rod (3), an annular piston rod–side spring bearing (5) that is attached to the piston rod (3) and holds the outer circumference of the bump rubber (4), a tube-side spring bearing (6) that is attached to the outer tube (2), and a suspension spring (7) that is installed between the piston rod–side spring bearing (5) and the tube-side spring bearing (6). The piston rod–side spring bearing (5) is formed from a plurality of pieces (P, P) of synthetic resin that can be taken apart in the direction orthogonal to the axial direction of the piston rod (3) and have a support part (5a) that supports one end (7a) of the suspension spring (7) and a holding part (5b) that is connected to the support part (5a) and holds the outer circumference of the bump rubber (4).

Powder coating compositions are provided comprising: a) zinc metal in an amount of at least 20 percent by weight and less than 50 percent by weight; b) a resinous binder component in an amount from 35 percent by weight to 77 percent by weight, based on total weight of the powder coating composition; and c) micronized rubber particles in an amount from 3 percent by weight to 15 percent by weight, based on total weight of the powder coating composition. The micronized rubber particles demonstrate a particle size smaller than ASTM E11 Test Sieve Size 200 mesh (74 microns). Also provided are coated articles, in particular, coated vehicle suspension springs, comprising: a) a substrate; and b) a coating layer formed from the powder coating composition described above applied to at least a portion of the substrate. The substrate comprises steel in the coated vehicle suspension spring.

The application relates to the aluminum alloy processing technical field and discloses a new energy truck aluminum alloy box body, which comprises a detachable truck box frame, the truck box frame comprises aluminum alloy side plates spliced through supports, triangular irons are arranged at the corner positions of the supports, rotatable inner frames are arranged on the aluminum alloy side plates, a traction assembly for driving the inner frames to rotate is further arranged in the truck box frame, the traction assembly comprises matched extension plates and rollers, and a sliding cylinder is slidably arranged on a vertical column; the truck box frame further comprises a bottom plate, a limiting assembly for fixing the inner frames is arranged on the periphery of the bottom plate, the limiting assembly comprises a limiting pin sleeved in a limiting cylinder, a limiting spring and a limiting rope are connected to the bottom end of the limiting pin, the other end of the limiting rope penetrates through the limiting cylinder and is connected to a cylinder, a suspension spring is arranged on the sliding cylinder, and the roller is not in contact with the extension plate when the inner frame is in a vertical state. Compared with the prior art, the application solves the problems such as low truck box unloading efficiency.

A suspension unit (S) of the present invention comprises: a suspension spring (30) supporting a vehicle body (F) of a vehicle (M); a movable spring seat (31) supporting one end of the suspension spring (30) and being displaceable in a direction in which the suspension spring (30) extends and contracts; a housing (32) forming a pressure chamber (P) in which fluid is stored between the housing (32) and the movable spring seat (31); a stop element (33) preventing the movable spring seat (31) from moving further towards the suspension spring when the movable spring seat (31) moves relative to the housing (32) towards the suspension spring until the pressure chamber (P) is maximized; and an elastic pressurizing means (34) that pressurizes the interior of the pressure chamber P by means of an elastic force and adjusts the elastic force.

The present invention comprises: a cylindrical cap (3) attached to one end-side opening of a vehicle body-side tube (2a) of an extendable fork body (2); a pressing body (4) slidably inserted into the cap (3); a spring bearing (6) that moves in the axial direction together with the pressing body (4) while supporting the upper end of a suspension spring (5) that biases the fork body (2) in an extension direction; a first seal (7) that seals the space between the pressing body (4) and the cap (3); and an actuator unit (8). The actuator unit (8) includes: a housing (9) detachably connected to the cap (3) and having a pressure chamber (P); a partition wall member (10) that, when inserted into the pressure chamber (P), keeps the pressure chamber (P) liquid-tight and can transmit the pressure of the pressure chamber (P) to the pressing body (4); and a pump (12) that supplies and discharges liquid to and from the pressure chamber (P).

The application discloses a railway wagon running device and relates to the technical field of running devices, which comprises two symmetrical bottom frame mounting seats, axle box assemblies arranged on the corresponding bottom frame mounting seats, wheel pairs connected between the two axle box assemblies through bearings at two ends, a brake device arranged between the two bottom frame mounting seats and fixed below a vehicle body bottom frame, a traction pull rod arranged between the axle box assemblies and the bottom frame mounting seats in cooperation, two suspension springs, a vertical hydraulic shock absorber and a transverse hydraulic shock absorber. The application has the advantages of compact structure, light weight, reduced self weight of the whole vehicle, improved vehicle operation benefit, stable vehicle operation ensured by the cooperation of the suspension springs, the vertical hydraulic shock absorber and the transverse hydraulic shock absorber.

Provided are a two-axis tilting device, a photographic device, and an electronic device capable of suppressing camera component shaking. The two-axis tilting device comprises a frame body (200), a suspension spring (300), and a tilting drive mechanism (600). The frame body (200) comprises a back panel (211) facing each other with a certain space between the bottom surface (120) of the tilted component (100). The suspension spring (300) is arranged in the space, connecting the bottom surface (120) and the back panel (211) to support the tilted component (100) so that the tilted component (100) can tilt relative to the back panel (211). The tilting drive mechanism (600) drives the tilted component (100) so that the tilted component (100) can tilt relative to the back panel (211).

The present invention discloses a multi-scenario application robot and a multi-scenario application control method. The multi-scenario application robot includes a body module, a seismic isolation platform module, a suspension module, a paddle module, a lateral spring damper, a supporting web and a moving wheel; the seismic isolation platform module is provided with a gyroscope sensor and a scanner; when the present invention performs multi-scenario application control, in a ground scenario, if the suspension side plate drops, the paddle stops and the robot performs ground movement; if the suspension side plate is lifted, the suspension spring damper drops the suspension side plate and then stops; in a water scenario, if the suspension side plate is lifted, the moving wheel stops and the paddle is driven by a motor to drive the robot to operate on the water; the vibration amplitude and tilt angle of the robot detected by the gyroscope are converted into pulse signals and transmitted to the motor and ball screw to reduce the shock of the robot; the robot of the present invention solves the problem of easy damage to material transportation in complex post-disaster environments while working in both land and water environments.

A vehicle seat assembly is provided that includes a seat component having a support surface, a foam layer, and a molded fabric. The foam layer has an A surface and a B surface. The molding fabric has an inner surface and an outer surface, wherein the inner surface is attached to the B surface of the foam layer. The shaped fabric includes a plurality of fibers shaped to define a plurality of suspension springs, each suspension spring having a predefined three-dimensional configuration defining an internal cavity. Each inner cavity is filled with a portion of the foam layer, and the foam layer at least partially penetrates the shaped fabric between the inner surface and the outer surface to further define the suspension spring and maintain a predefined three-dimensional configuration of the suspension spring. A portion of an outer surface of the profiled cloth on the suspension spring engages a support surface of the seat component. The suspension spring responds to the dynamic input by partially deflecting to a deflected state and restoring to an initial state relative to the support surface of the seat component to isolate occupant vibrations during use of the vehicle seat assembly.

The utility model belongs to the technical field of spring bar machining equipment, and discloses a suspension spring bar feeding mechanism which comprises a first support capable of sliding transversely, a clamping support is arranged on the top of the first support, and a movable clamping plate and a fixed clamping plate are arranged on the clamping support. The distance between the movable clamping plate and the fixed clamping plate is controlled through the first clamping air cylinder, a guide support is installed on the main support, a cylinder barrel of the second clamping air cylinder is hinged to the guide support, a cylinder rod of the second clamping air cylinder is hinged to the first clamping pressing plate, and a cylinder barrel of the third clamping air cylinder is hinged to the guide support. A cylinder rod of the third clamping air cylinder is hinged to the second clamping pressing plate. In the feeding process of the spring bar, the distance between the movable clamping plate and the fixed clamping plate is controlled through the first clamping air cylinder so as to clamp the spring bar, and stable transmission of the spring bar is achieved by controlling the distance between the first clamping pressing plate and the second clamping pressing plate and enabling the bar to pass through the space between the first clamping pressing plate and the second clamping pressing plate.

The invention relates to a suspension bump stop for a motor vehicle, comprising an upper cup (2) and a lower cup (3) forming a relative rotation interface between them, said lower cup having a lower bearing wall (4) against which a suspension spring (1) is intended to bear, said bearing wall having an annular bearing surface (4a) extending along a radial dimension, the bearing wall (4) having a wall (6) which extends axially in projection from the radial bearing surface (4a) over a height H, said radial bearing surface having at least one set of three bosses (7a) distributed angularly and which extend in axial projection over a height h which is less than the height H. Figure 1

The utility model belongs to the technical field of spring bar conveying equipment, and discloses a height adjusting mechanism of a suspension spring bar feeding device, which has the specific technical scheme that the height adjusting mechanism comprises a base and a conveying frame, a driving motor, a middle transmission mechanism and a jacking mechanism are arranged on the base, the top of a worm in the jacking mechanism is rotationally connected to the bottom of a jacking support, and the middle transmission mechanism is arranged on the middle transmission mechanism. A first strip-shaped frame and a second strip-shaped frame are installed on the jacking support, the transmission shaft penetrates through the first strip-shaped frame and the second strip-shaped frame and then is connected with the material conveying frame, a guide support is vertically fixed to one side of the base, two sliding rails are vertically fixed to the front face side of the guide support, and the jacking support is slidably connected to the corresponding sliding rails through sliding blocks. According to different requirements of spring calibers, the height of the jacking support is adjusted through the driving motor, then the height of the outlet end of the bar feeding device is adjusted, stable feeding can be achieved without shutdown and disassembly of the bar feeding device, and the device is very convenient, low in manufacturing cost, high in flexibility and capable of being widely applied and popularized.

The utility model relates to railway vehicle engineering technical field more specifically, especially, especially relates to a multipurpose four axle combined type railway locomotive bogie, include: traction seat, bogie frame, crossbeam, the bogie frame sets up in the both ends of traction seat, and crossbeam fixedly set up in the middle position of bogie frame body, secondary suspension spring is installed in the top of crossbeam, and secondary oil pressure shock absorber is installed on the outer wall of bogie frame both sides, and one end of secondary oil pressure shock absorber is movably connected with bogie frame, the utility model discloses the improvement of multipurpose four axle combined type railway locomotive bogie has good strength, long life, safe and reliable, high efficiency, can guarantee the high -efficient work of more safe and stable, most parts can also realize the commonality with the currently large -scale use locomotive, to save the advantage of use cost, thereby effectively solve the problem and the deficiency in prior art and equipment.

A device for operating a chassis of a two-track vehicle, in which each vehicle wheel is assigned a suspension spring, which carries the static body weight of the vehicle, and a vertical dynamics actuator, which is actuatable by a vertical dynamics control unit, having a tipping detection function which detects a tipping situation with a roll-over risk in which there is a danger that the vehicle will tip sideways on a transversely inclined roadway. When a roll-over risk is detected, the vertical dynamics control unit actuates the vertical dynamics actuators to avoid roll-over.