1081results about How to "Reduce wear" patented technology

This invention discloses a power cord anti-pull mechanism and an industrial six-axis robot, belonging to the field of industrial robot technology. The power cord anti-pull mechanism is applied to equipment requiring electrical power for operation. It includes a power cord, a power supply box, and an anti-pull device. One end of the power cord is equipped with a power plug, and the other end is used to connect to the equipment requiring electrical power. A power socket is provided on one side of the power supply box, into which the power plug can be inserted to connect to the power supply. The anti-pull device is disposed on the power supply box and includes a fastening device and a power device. The fastening device is used to secure the power plug after it is inserted into the power socket, preventing pulling between the power cord and the power socket. The power device provides power to the fastening device to secure the power plug. The power cord anti-pull mechanism can prevent problems such as poor contact or disconnection between the power cord and the power supply box during the operation of the industrial six-axis robot.

This utility model discloses a container, comprising a frame, a top panel, side panels, end panels, and door panels. At least one of the top panel, side panels, end panels, and door panels includes at least two layers: a steel plate and a composite material plate. The steel plate is fixedly connected to the frame. The composite material plate is located on at least one side of the steel plate facing inwards and outwards, and is fixedly connected to the steel plate. The composite material plate has the same shape as the steel plate to be integrally fitted with it, or the composite material plate is flat and partially fitted with the steel plate. According to this utility model, at least one of the top panel, side panels, end panels, and door panels is configured as a two- or multi-layer structure, wherein the side of the steel plate facing inwards and / or the side facing outwards is a composite material plate. This design allows the container to meet long-term requirements for wear resistance, acid and alkali resistance, salt spray resistance, and mildew resistance. Furthermore, container wall maintenance is relatively simple and inexpensive.

The application relates to the technical field of polished rod sealing devices of sucker rod wells, in particular to a combined intelligent adjusting flexible polished rod wellhead sealing device, which comprises an air charging sealing device clamped on a flexible polished rod; the air charging sealing device comprises an air charging and discharging pump, a hard outer wall and an annular air bag; the annular air bag is arranged between the hard outer wall and the flexible polished rod; the air charging and discharging pump is arranged outside the hard outer wall and is used for controlling air charging and discharging of the annular air bag, so that the annular air bag tightly holds or releases the flexible polished rod. The air charging and discharging of the annular air bag is controlled by the air charging and discharging pump, the tightly holding and releasing of the annular air bag to the flexible polished rod can be flexibly realized, the state can be adjusted according to actual working conditions, and the convenience and adaptability of sealing and clamping operations are improved.

The utility model relates to dust cloth bag technical field, concretely, it relates to spring dust cloth bag structure, including cloth bag and cloth bag top installation's fixing device, is equipped with connecting block in the fixed device top, connecting block is opened with recess, is equipped with helical flow guide vane in connecting block middle department, is equipped with fixed column in helical flow guide vane middle, and the cross fixed link is equipped with in fixed column top and recess corresponding position, is equipped with spring between cloth bag inner wall and outer wall, through the cooperation of shell, helical flow guide vane, cross fixed link, spring and cloth bag, the push board is driven to move inwards or outwards by the rotating lever, and the cloth bag is quickly installed and disassembled with the cloth bag bag mouth and shell top under the cooperation of shell, the push board is inwards extruded and carries out position spacing to the fixed cloth bag, the helical flow guide vane guides the airflow rotation, and the airflow is evenly distributed in the cloth bag inside, reduces the local wear and tear problem caused by airflow impact cloth bag's part.

This invention relates to the field of humanoid robot technology and discloses a humanoid robot torso waist rotation linkage adjustment device, including a torso lower mounting plate, a central rotation axis, an intermediate connecting bracket, a left hip connecting seat, and a right hip connecting seat. The torso lower mounting plate is horizontally disposed at the bottom of the robot torso. The central rotation axis is arranged vertically and its upper end is coaxially fixedly connected to the lower surface of the torso lower mounting plate. The intermediate connecting bracket is fitted into the middle of the central rotation axis and rotatably connected to the central rotation axis. The left hip connecting seat and the right hip connecting seat are symmetrically arranged on both sides of the lower end of the intermediate connecting bracket. This invention achieves synchronous adjustment of torso waist rotation and lower limb posture through a mechanical linkage structure, which can adjust the lower limb posture in time during waist rotation, effectively counteract the center of gravity shift caused by torso rotation, and improve the robot's balance stability in dynamic motion scenarios.

The application discloses a detection tool for a door frame assembly, and relates to the technical field of automobile part detection equipment, comprising a detection platform, wherein the detection platform is provided with a positioning unit which is inclined compared with the vertical direction, the detection platform and the positioning unit are an integral structure and are integrally pressure cast by cast iron, and the positioning unit is provided with a positioning groove for positioning the door frame assembly; a plurality of groups of pressing units are arranged at intervals around the end of the positioning groove, the pressing unit comprises a driving piece and a pre-pressing piece, the driving piece can drive the pre-pressing piece to rotate above the positioning groove, so that the end of the door frame assembly is pressed against the positioning groove. The detection platform and the positioning unit for positioning are formed by using an integrated pressure casting process, which can effectively avoid the deformation of the positioning unit during the detection process, reduce wear and tear, and cope with high-order detection and correction operations. The redesigned pressing unit can also automatically and synchronously clamp.

A process for manufacturing compact coils of ultra-fine grained martensite-free steel bars, the process comprising the following phases: a) rolling a billet by means of a roughing mill (1) of the steel bar; b) performing at least one first cooling stage (2) so that the steel bar has a surface temperature higher than the martensite start temperature (Ms) and at least one first equalization stage in air; c) rolling the steel bar by means of at least one intermediate mill (3); d) performing at least one second cooling stage (4) always keeping the surface temperature higher than the martensite start temperature (Ms) and at least one second equalization stage in air; e) rolling the steel bar by means of a finishing mill (5) in the non-recrystallization temperature range, keeping the entire cross section of the steel bar in said non-recrystallization temperature range and wherein the total reduction is between 25% and 50% with respect to the cross section of the steel bar at the inlet of the finishing mill, so as to obtain an ultra-fine grained austenitic matrix; f) winding the steel bar into compact coils by means of at least one winding device (7) so that the ultra-fine grained austenitic matrix transforms into a mixture of ferrite and pearlite. After the winding operation is completed, the compact coils can be conveyed to a storage area by means of a conveying device (8), for example a walking beam, in which the coils are subjected to natural cooling or forced cooling or delayed cooling.

This utility model relates to the field of knee joint prosthesis technology, and more particularly to a low-wear knee joint replacement prosthesis. The technical solution describes a replacement prosthesis comprising a femoral prosthesis body, a liner body, and a tibial support. The femoral prosthesis body includes an upper femoral prosthesis plate and a lower femoral prosthesis plate, with multiple sets of magnets disposed between the upper and lower femoral prosthesis plates. The liner body includes an upper liner plate and a lower liner plate, with upper and lower liner cavities respectively formed on their adjacent sides, and magnets are disposed within these cavities. The magnetic poles of the adjacent sides of magnets are the same. This utility model optimizes the materials used in the replacement prosthesis, avoiding wear-prone metal particles and thus preventing inflammation. Utilizing the principle of magnetic repulsion, magnetically levitated micro-gap is formed between the prosthesis components, thereby minimizing prosthesis wear and extending its service life.

This utility model discloses a hydraulic pump with a capsule-type pumping mechanism, relating to the field of hydraulic pump technology. The utility model includes a housing, with a fixing plate fixedly connected to the front side of the housing via a second bolt. A capsule push-pull plate is movably connected to the rear side of the fixing plate via a guide rod. This utility model drives the capsule push-pull plate to move back and forth via a drive shaft, reciprocatingly pushing and pulling the pumping capsule. This allows liquid to be drawn into the pumping capsule from the inlet branch pipe and pumped out from the outlet branch pipe. The structure is simpler and easier to assemble and process. The ball bearings convert the sliding friction between the capsule push-pull plate and the pumping mechanism into rolling friction, reducing resistance and wear between the plates. The roller sleeves convert the sliding friction between the connecting column and the T-shaped connecting bracket into rolling friction, further reducing resistance and wear and extending the service life of the hydraulic pump.

The application relates to an openable landscape bench for collecting rainwater, and belongs to the technical field of garden landscape facilities. The landscape bench comprises a circular ring type seat surface, the inside of the circular ring type seat surface is fixedly connected with a hollow main support column, the top end of the hollow main support column is fixedly connected with a central umbrella rib base, the outer periphery of the central umbrella rib base is fixedly connected with an inverted umbrella type roof, and the outer periphery edge of the inverted umbrella type roof is fixedly connected with a plurality of annular frames. The application has the beneficial effect that in the rainy season, the inverted umbrella type roof is an umbrella surface structure that is inclined to the center as a whole, rainwater can be concentrated and flowed into the central umbrella rib base under the action of gravity, and gradually flowed into a storage assembly along a water collecting pipe in the hollow main support column, so that the collection and storage functions of the landscape bench are realized. The structure has the functions of sun-shading, rain-shielding and efficient water collection, improves the practicability and maintenance convenience of the device, and greatly improves the land use efficiency and landscape coordination of public space.

The utility model relates to the field of stabilizer bar, especially transverse stabilizer bar's adjustable connecting structure of four -wheel electric vehicle. The utility model discloses stabilizer bar, axle bush and pull rod, stabilizer bar is trapezoidal, and the both ends are punched into the ear piece, axle bush is covered in the middle part of stabilizer bar, and pull rod is provided with two, and is hinged in the both ends of stabilizer bar respectively, and pull rod is installed on the frame, and axle bush is connected with hydraulic device still, and the top of hydraulic device is fixed with bolt and set up on the frame. Axle bush connects hydraulic device, and is electrically connected with automobile ECU and is equipped with electric control proportional valve, can automatically or manually adjust the lateral stabilizer bar roll stiffness according to the intention of driver or road condition. When driving fiercely or high -speed driving, ECU controls electric control proportional valve to adjust hydraulic device output pressure according to sensor group feedback, and the roll stiffness is increased, and the control stability and high -speed driving safety are enhanced.

This invention relates to an attached milling unit, the housing of which has an attachment bracket for attachment to a movable support arm of a carrier. The housing extends along a longitudinal axis (01). Furthermore, the attached milling unit includes at least one motor (02) and a transmission unit, the axis of rotation (05) of which is perpendicular to the longitudinal axis (01) of the housing. Two cross-cutting heads (06) driven to rotate by the transmission unit are attached to both sides of the longitudinal axis (01) of the housing and carry several milling cutters (07). Each cross-cutting head (06) has a driven output shaft (09) about which it rotates, wherein the two output shafts (09) of the cross-cutting head (06) are arranged at an angle to each other and each forms an acute angle with the longitudinal axis (01) of the housing on the side opposite to the attachment bracket. Each output shaft (09) is attached with a driven gear (10) having helical teeth, wherein each helical tooth directly meshes with the corresponding spur tooth segment of the drive spur gear (04).

This invention discloses an electromechanical braking system and its control method based on heterogeneous motor redundancy, relating to the field of brake-by-wire technology for new energy vehicles. The system includes the following steps: During vehicle braking, a permanent magnet synchronous motor (PMSM) acts as the main drive source, outputting braking torque, while a switched reluctance motor (SRM) operates in standby or low-power auxiliary mode, forming a heterogeneous motor redundant drive structure. This invention achieves complementary failure modes and reduces the risk of common-mode failures by employing a heterogeneous redundancy structure of a PMSM and a SRM; simultaneously, it optimizes system economy by utilizing the low cost and low standby energy consumption characteristics of the SRM. A deep learning health prediction model is introduced to achieve early fault prediction and proactive switching, and a rapid, seamless switching mechanism within 20ms ensures braking continuity and system safety.

The utility model discloses a kind of necking machine gear bearing bracket structure, including flange mounting disc, shell, installation slot, bearing;The right side of the shell is provided with the interface mechanism of quick supplementary lubricating oil;The bearing between the shell is provided with the O-ring that is adapted to high-speed operation condition and facilitates lubrication, O-ring is provided with guide vane, fixed mechanism, guide vane is respectively arranged above O-ring, fixed mechanism is arranged between O-ring and shell.The function of the utility model is to provide elastic buffer between bearing and bracket, reduce the wear and tear of bearing and bracket inside, reduce the equipment failure problem caused by wear and tear;And this kind of mode can effectively fix O-ring and bearing, and the mode structure is simple and practical, applicable to the bearing bracket of high-speed operation, and high reliability;Guide vane cooperates interface mechanism to lubricate the bearing inside bracket without opening shell, and this mode is simple and efficient, saves time and effort.

The utility model discloses a multifunctional comprehensive pipe gallery cable support, including the support seat, the support seat top fixedly connected with the top board, the top board outside has integrated the limiting component for cable limiting. In this application, choose the cable from the longitudinal end directly through the support seat or from the side gap combination support seat after, the cable is overlapped on the tripod, rotates the push rod and makes it with the top board screw, and the push rod pushes the pressing plate and slides along the vertical groove, until the pressing plate is pressed in the cable outer surface wall, finally in the turnover open board and makes it with the top board fixed, to this realizes the support positioning of cable, the setting of tripod, can make the boss adapt to the cable of different size, and the design of open board is the combination mode of cable and support seat, makes the cable can be more convenient combination to the support seat, and the guide roller integrated on the inclined end of tripod, has reduced the wear and tear of cable with the tripod in the process of completing wiring, guarantees the stability of cable wiring simultaneously.

This invention relates to the field of mixing device technology and provides a vortex stratified mixing device, including a mixing tank, an upper mixing assembly, and a lower mixing assembly. The upper mixing assembly is disposed above the lower mixing assembly and includes two radial mixing elements and a shearing mixing element rotatably disposed between the radial mixing elements. The lower mixing assembly includes an outer spiral fan blade and an inner spiral fan blade arranged coaxially. The radial mixing elements, shearing mixing element, and outer and inner spiral fan blades divide the interior of the mixing tank into different vortex flow fields in upper and lower layers. This device solves the problem of increased energy consumption and wear caused by increasing the rotation speed to improve the mixing degree. It achieves the effect of improving mixing capacity and reducing the energy consumption required for mixing and the wear of the device itself by stratifying the vortex inside the mixing device through upper and lower mixing assemblies and performing different mixing methods for different vortex levels without increasing the rotation speed.

This invention discloses a multi-level redundant protection elevator anti-overshoot and anti-fall composite braking and buffer system, including a guide rail electromagnetic adsorption braking module, a directional airflow damping deceleration module, a robotic arm-type safety airbag buffer module, a working condition detection unit, and an intelligent control and power supply redundancy module. The guide rail electromagnetic adsorption braking module includes excitation coils, insulated fixing brackets, and segmented switch units arranged in sections along the elevator's T-shaped vertical guide rail. The directional airflow damping deceleration module includes directional air supply modules and segmented airflow ducts installed at the top of the elevator shaft and on the vertically segmented side walls of the shaft. The robotic arm-type safety airbag buffer module is embedded in the lower surface of the elevator shaft's top floor slab. The working condition detection unit integrates a car speed sensor, a position encoder, a load acquisition unit, an acceleration monitoring unit, an overshoot / undershoot limit prediction switch, and an airbag trigger distance sensor. This invention integrates a three-level progressive protection structure to achieve flexible protection throughout all working conditions and the entire travel distance.

The utility model discloses a kind of polysilicon hydrogenation device silicon powder high-efficiency recovery system, including fluidized bed reactor, further including inner cyclone separator, double cyclone separator, metal filter and silicon powder collecting tank;Multiple inner cyclone separators are fixedly arranged in the top inside fluidized bed reactor by fixed support;The air outlet of multiple inner cyclone separators is communicated with the air inlet of gas collector, and the air outlet of gas collector is communicated with the reaction gas outlet in the top of fluidized bed reactor;The reaction gas outlet of fluidized bed reactor is communicated with the air inlet of double cyclone separator by pipeline, and the air outlet of double cyclone separator is communicated with the air inlet of metal filter by pipeline.The advantage is that: by three-stage gradient separation, silicon powder recovery efficiency is greatly improved;Silicon powder separated by double cyclone separator can be returned to fluidized bed reactor dense phase region through return chute pipe, realize raw material recycling, reduce silicon powder waste.

The utility model belongs to electromechanical equipment technical field especially relates to a kind of electromechanical equipment surface polishing device, including polishing machine main body, the front end of polishing machine main body is fixedly installed with polishing head, dust hood is movably installed below the polishing head, the side surface of dust hood is equipped with air pipe for connecting fan, the inside of the polishing machine is equipped with buffer mechanism.The electromechanical equipment surface polishing device, dust removal mechanism is matched by fan, dust hood, rubber ring and spring one, adsorbs dust, enhances sealing, adapts to different surface, solves dust pollution and other problems;Buffer mechanism uses the floating design of spring two to unload force, reduces impact force, reduces polishing wheel wear, protects equipment, while the setting of ball in polishing machine reduces the friction between components, improves operating stability and smoothness while extending the service life of equipment.

The utility model discloses a purpose lies in providing a kind of side hanging type guide rail conveying assembly of mute low abrasion's clothing assembly line, by the way of setting elastic material layer between hanging guide rail part on supporting guide rail and walking roller, to greatly reduce the abrasion between components, the durability and reliability of conveying system are promoted, while the noise that can be more fully absorbed when roller under external load state is supported is produced when moving or jumping collision occurs. The component contains supporting guide rail, drive chain and lateral mounting rack;Supporting guide rail contains main body supporting part and hanging guide rail part, walking roller is provided on lateral mounting rack, the walking roller can be rotated and walked along the hanging guide rail part;Elastic material layer is also covered and set on the hanging guide rail part;The lateral mounting rack local with the link of drive chain is connected and fixed, so that drive chain moves and can drive the lateral mounting rack moves relative to supporting guide rail.

A tool integrated cabinet for rail transit vehicles includes a shell, a pullable support frame, a damping universal roller and a folding seat storage cabin. The support frame is linearly guided through the sliding cooperation of a T-shaped guide rail and a clamping block. The stability of the support frame in a vehicle vibration environment is improved by the antiskid rubber material and damping design of the roller. The inside of the support frame adopts a modular partition structure. A fire extinguisher is fixed through the placement grooves of first and second support plates. The bottom plate cooperates with a guide groove to realize the quick taking and placing of an escape ladder. A groove is internally provided with a slide rail type folding seat storage cabin. The folding seat storage cabin is linked with a storage guide plate through a handle passage to realize the vertical partition management of emergency equipment and auxiliary tools. In addition, the conical self-locking structure and spring elastic pre-tightening mechanism of the plug rod and plug plate can effectively prevent the accidental sliding of the support frame. The combination innovation of the T-shaped guide rail, damping roller and folding cabin integration significantly enhances the safety and convenience of rail transit emergency equipment management.

This invention provides a core-iron assembly, a solenoid valve, and an automotive thermal management system. It includes a sleeve, a coil assembly, a first iron core, a pressure head, a second iron core, and a copper ring. The coil assembly is disposed outside the sleeve; the first iron core is fixed inside the sleeve and has a groove; the pressure head is fitted into the groove; the second iron core is disposed inside the sleeve and can move axially along the sleeve; a first elastic element is disposed between the second and first iron cores; and the copper ring is sleeved between the pressure head and the sealing head. This invention, by placing a copper ring between the first and second iron cores of the solenoid valve, enables the first and second iron cores to quickly eliminate residual magnetism when the solenoid valve is de-energized and slows down the impact speed of the iron cores when energized, thereby shortening the separation time of the first and second iron cores, reducing noise when the first and second iron cores are engaged, reducing wear, and thus extending the service life of the solenoid valve.

The utility model relates to a car guide rail technical field especially is a low friction iron sliding block device for car guide rail, including guide rail piece, sliding block piece, friction assembly, extruding piece and gyro wheel subassembly, in the utility model, through setting compression spring, elastic block, first gyro wheel, second gyro wheel and elastic sleeve, the device can make iron sliding block keep stable in the up and down direction relative guide rail piece through the elastic force of compression spring and elastic block, can make iron sliding block keep stable in the left and right direction relative guide rail piece through the elastic force of elastic sleeve, can reduce the friction between sliding block piece and guide rail piece through first gyro wheel and second gyro wheel, that is to say, can weaken the abrasion in the operation process of sliding block piece and guide rail piece, the requirement of the tolerance of sliding block piece and guide rail piece in the manufacturing process is reduced, makes the production cost of sliding block piece and guide rail piece greatly drop, and the device wears slowly, and the operation fluency change of sliding block piece and guide rail piece is smaller, and the service life is longer.

The application provides a layered cutting device for a new energy automobile three-electricity system primary gear shaft, relates to the technical field of gear shaft cutting, and comprises a filter box, a cutting processing box is fixedly installed at the top of the filter box, a gear shaft layered cutting assembly is arranged, a gear shaft pressing plate presses down to press and fix the gear shaft, at this time, the sealing moving frame can be controlled to descend by the electric telescopic rod, so that the cutting blade can cut the gear shaft, the clamped frame and the clamped gear shaft can be driven to rotate at an angle by the cooperation of the third motor and the second driving shaft during cutting, the cooling liquid in the cooling liquid storage tank can be pumped out during the cutting process, and the cooling liquid is sprayed and cooled through the spraying pipeline, a filter screen is arranged above the cutting waste collecting drawer, waste can be collected, and the cooling liquid can be discharged through the drainage pipeline and recycled.

The application discloses a brake disc rough grinding device and relates to the technical field of polishing processing. The device comprises a box body for placing a brake disc and a fluid conveying element for driving fluid polishing medium to reciprocally flow in the box body. When the brake disc is located in the box body, the axis of the heat dissipation hole is parallel to the flowing direction of the fluid polishing medium in the box body. A lower supporting element and a transverse supporting element are arranged in the box body and are used for supporting the lower end of the brake disc and the two sides of the brake disc in the transverse direction. The box body is further provided with a box cover. The box cover is provided with an upper supporting element corresponding to the lower supporting element. When the box cover is closed, the upper supporting element, the transverse supporting element and the lower supporting element are combined to support the brake disc and guide the fluid polishing medium to flow to the brake disc. When the fluid polishing medium flows, the fluid polishing medium passes through the central hole and the heat dissipation hole, thereby uniformly polishing the heat dissipation hole of the brake disc and improving the polishing effect of the brake disc.

This invention relates to a disassembly tool for the output end of a hydraulic coupler, comprising a puller, a ball-head push rod, a release sleeve, and an adjusting disc. The puller includes a hydraulic push rod and pull claws. The release sleeve has a central hole with a T-shaped cross-section, a convex ring at the top, and threads on its lower outer wall. The adjusting disc is a circular disc with threads on its inner wall. The inner diameter of the circular disc matches the lower outer diameter of the release sleeve and is smaller than the outer diameter of the top ring of the release sleeve. The ball-head push rod is installed in the central hole of the release sleeve, and its outer diameter is not greater than the inner diameter of the hole. This invention utilizes the engagement between the threads on the outer wall of the release sleeve and the release threads on the inner wall of the deep hole at the output end of the coupler. The force is transmitted through the ball-head push rod to the shaft end of the driven equipment, separating the coupler from the shaft end. The ball-head push rod effectively protects the shaft end of the driven equipment from damage and prevents wear and failure of the release threads.

The application relates to the field of electric tool structures, and particularly discloses a tool head quick clamping structure and an electric tool, wherein the tool head quick clamping structure comprises a tool holder main body, a tool head which is detachably mounted on the tool holder main body, and a bushing which is slidably sleeved outside the tool holder main body; the tool holder main body is provided with a locking piece arranging position, the locking piece arranging position is provided with a locking piece, the tool holder main body is provided with a mounting hole, one end of the tool head is an insertion end, the peripheral surface of the insertion end is provided with an annular locking groove, and the insertion end of the tool head is inserted into the mounting hole of the tool holder main body during installation; the inner wall of the bushing is provided with a protruding part, the protruding part is located outside the locking piece; an avoiding space is formed between the inner wall of the bushing and the outer wall of the tool holder main body, and the avoiding space is located in the outer side area of the locking piece; a first elastic assembly is mounted between the tool holder main body and the bushing, one end of the first elastic assembly is in contact with the locking piece, and installation can be completed by only inserting with one hand, so that the work efficiency is remarkably improved.