260 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 utility model discloses a pressure sensor mounting seat, a pressure sensor mounting structure and an automobile seat. The pressure sensor mounting seat comprises a mounting seat main body and a main connecting sleeve, the mounting base body is used for mounting a pressure sensor and a sensor triggering elastic piece. Main connecting sleeves are integrally arranged on the two sides of the mounting base body and extend in the length direction of the mounting base body. The main connecting sleeve is used for being directly connected with the seat suspension spring steel wire in an integrated injection molding mode, the connecting structure is more stable, the pressure sensor mounting base can be effectively prevented from moving relative to the seat suspension spring steel wire, a switching plastic support, a buckle and the like are not needed in the assembling process, few parts are needed, the thickness size of a product can be reduced, and the production cost is reduced. And the product cost can be reduced.

The utility model relates to the technical field of suspension spring outer surface treatment, in particular to an outer surface treatment device for suspension spring production, which comprises a treatment box, a first servo motor and a second servo motor, the second servo motor is fixedly arranged on the outer wall of the treatment box, and a treatment structure is arranged in the treatment box. A circulating reciprocating structure is arranged in the treatment box, the treatment structure comprises a hydraulic cylinder, the hydraulic cylinder is fixedly arranged on the inner wall of the treatment box, the output end of the hydraulic cylinder is connected with a motor box, a first servo motor is fixedly arranged on the inner wall of the motor box, and a rotating rod is fixedly arranged on an output shaft of the first servo motor. When the outer surface treatment device for suspension spring production is used for carrying out outer surface treatment on a suspension spring, the outer surface treatment can be carried out on the clamped part of the suspension spring, the situation that treatment is not uniform when the outer surface of the suspension spring is treated is avoided, and the practicability and the efficiency of the device are improved.

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 invention relates to the technical field of spring anomaly detection, in particular to a parameter analysis method and system for an automobile suspension spring, and the method comprises the steps: firstly monitoring the suspension spring under multiple working conditions, and obtaining a first data set; constructing a spring multi-dimensional data fusion model to analyze the first data set, and performing association identification on dynamic stress data, spring compression amount data, vibration frequency data, spring temperature data and load data of the spring to generate spring multi-dimensional association data; an anomaly recognition model is constructed to analyze the multi-dimensional associated data of the spring, and a first anomaly coefficient is generated; adjusting a multi-dimensional data threshold value of the spring by analyzing the road condition, constructing a parameter adjustment model to analyze the multi-dimensional associated data of the spring and the first data set, and generating a second abnormal coefficient; and generating a comprehensive abnormal coefficient of the spring based on the first abnormal coefficient and the second abnormal coefficient.

A system and methods are provided for a suspension system of an off-road vehicle that allows the springs to be mounted remotely, in any location on the vehicle, enabling the use of spring sizes, spring rates, motion ratios, and damping profiles that would be impractical with traditional suspension designs. The suspension system includes a hydraulic cylinder coupled between a suspension component and a chassis, in lieu of a conventional spring. The hydraulic cylinder is in fluid communication with another, second hydraulic cylinder, by way of a hydraulic hose. The second hydraulic cylinder presses against a suspension spring that is in contact with a fixed spring stop, thereby transferring spring forces to the wheel. Alternatively, the spring stop may comprise a control actuator that moves, enabling active control over spring load.

The utility model discloses a hub driving device and a subway inspection vehicle with the same, the hub driving device comprises a driving wheel with a hub, a steering assembly and a suspension assembly, the suspension assembly comprises a suspension support, a swing plate, a suspension spring, a suspension arm and a hub pressing plate, the suspension support and the swing plate are arranged on the same side of the hub, and the suspension spring is arranged on the suspension support. The top of the suspension support is connected with the output end of the steering assembly, and the hub pressing plate is installed on the swing plate and right faces the center position of the hub. The suspension spring and the suspension arm are installed between the suspension support and the swing plate. The wheel hub driving device is suitable for automatic detection of the bottom of a subway and similar use scenes, and can meet the performance requirements of normal driving and obstacle crossing and climbing of the inspection trolley.

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.

A four point link suspension for a vehicle, wherein the suspension comprises: a first side suspension spring, configured to absorb a vertical load; a second side suspension spring, configured to absorb the vertical load, wherein the springs are configured to be connected to a vehicle frame via a respective joint; a stabilization frame, comprising a first side link arm having a first ending and a second ending connected to the first side suspension spring via a second joint; a second side link arm and a second ending connected to the second side suspension spring via a second joint; and a torsion bar, connecting the side link arms, which side link arms are tapered towards the respective first ending.

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.

The invention relates to the field of suspensions, in particular to a suspension power generation assembly and a suspension assembly with the same, and the suspension power generation assembly comprises a hub power generation assembly and a spring power generation assembly; the hub power generation assembly comprises a motor connected with the hub assembly; the motor is connected with the hub assembly through the transmission assembly; the spring power generation assembly comprises a permanent magnet arranged in a suspension spring; through the arrangement of the power generation assembly, part of vehicle power or suspension vibration kinetic energy can be recycled when the vehicle is used, and vehicle kinetic energy loss is reduced; meanwhile, the power generation assembly disclosed by the invention has the function of recovering energy, and can also be used as a driving end, so that the vehicle can be conveniently assisted to get out of trouble.

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.

The utility model belongs to the technical field of washing machines, and particularly relates to a washing machine bracket structure connected with a suspension spring, which comprises a bracket body, a mounting and fixing component arranged at the top of the bracket body, a lower connecting component arranged at the top of the mounting and fixing component, and a suspension spring component arranged at the top of the lower connecting component. The top of the suspension spring assembly is provided with an upper connecting assembly, and the top of the upper connecting assembly is connected with the washing machine body; the suspension spring assembly comprises an upper connecting ring, the bottom of the upper connecting ring is fixedly connected with an upper fixing block, the bottom of the upper fixing block is fixedly connected with a suspension spring body, and the bottom of the suspension spring body is fixedly connected with a lower fixing block; the suspension spring can be effectively supported and fixed through the bracket structure, vibration and noise during operation of the washing machine are reduced, and use safety and stability are improved.