4106 results about "Bearing surface" patented technology

A security fastener assembly is provided with a cap having a decorative bearing surface and a lower retention portion. A fastener body has: a threaded portion or securing the fastener assembly to a corresponding threaded feature on a vehicle; a stem opposite the threaded portion for receiving the cap, the stem having a security protrusion defining a distal end, an undercut formed adjacent the stem for cooperating with the lower retention portion of the cap, where the lower retention portion of the cap is secured in the undercut to maintain the cap on the fastener body; a keyed security drive feature formed between the threaded portion the stem portion where the fastener body is removable with the keyed security feature. Engaging the decorative bearing surface of the cap and rotating does not rotate the threaded portion of the fastener body.

The utility model discloses a bearing assembly and a pool robot system, and the bearing assembly comprises a supporting part which is arranged at the edge of a pool; the bearing part comprises a first end and a second end which are oppositely arranged, a bearing surface is formed between the first end and the second end, and the first end is connected with the supporting part; wherein the bearing part at least has a first pose, and when the bearing part is in the first pose, a preset included angle is formed between the bearing surface and the supporting part, and the second end extends below the lowest preset water level of the pool, so that the bearing surface is used for bearing the pool robot to move to enter or leave the pool. By means of the bearing assembly, the pool robot can enter or leave the pool, manual carrying, throwing or fishing is not needed any more, and use is convenient.

Disclosed is a cylindrical battery, comprising a housing, bare cells, a first current collector, a second current collector, and a cover plate, wherein the housing comprises a columnar main body, with a first opening being provided in one end of the columnar main body and a second opening being provided in the other end of the columnar main body; a first full-tab is provided at one end of each of the bare cells and a second full-tab is provided at the other end of the bare cell, the first full-tab being connected to the cover plate by means of the first current collector; the other end of the columnar main body extends into the second opening to form a connecting portion, the connecting portion bends toward the first opening to form an annular connecting surface, and the annular connecting surface bends toward an axis of the columnar main body to form a bearing surface; and the second current collector comprises an outer edge which is in lap joint with the bearing surface and which is connected to the bearing surface by means of laser welding, and a protrusion protruding toward the first opening, the protrusion being connected to the second full-tab by means of laser welding. The present application uses laser penetration welding, which provides firm welding and effectively meets the requirements of high charging and discharging rates of cylindrical power batteries.

The invention discloses an assembly demagnetizing bearing device, and relates to the technical field of automation equipment. The carrier is fixedly arranged on the mounting seat and is provided with a bearing surface; a channel extending in the first direction is arranged in the carrier. A magnetic attraction piece is arranged in the channel; in the first direction, the size of the magnetic attraction piece is smaller than that of the channel; the magnetic attraction piece can move in the channel so as to be switched between a material attraction position close to the bearing surface and a material discharging position far away from the bearing surface; the carrier is provided with a waiting position where the bearing surface is horizontally arranged and a working position where the bearing surface is vertically arranged; the two first stop blocks are slidably connected to the mounting base in the second direction, and the two first stop blocks are located on the two sides of the carrier in the second direction respectively; the second direction is parallel to the bearing surface; the second stop block is slidably connected to the mounting seat and faces the bearing surface; and the first driving piece is connected with the mounting seat. According to the assembly demagnetizing bearing device, other workpieces can be conveniently assembled on the side face of the workpiece.

A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.

There is provided a strut assembly for a wing of an aircraft. The strut assembly has a strut having an outboard end, an inboard end, and an elongate body. The outboard end is coupled to the wing of the aircraft, and the inboard end is coupled to a fuselage of the aircraft. The strut assembly further has at least one tensioner member having a first end coupled to the strut. The strut assembly further has a first fitting element having a through opening receiving a first portion of the strut and a bearing surface facing inboard. The strut assembly further has a second fitting element having a through opening receiving a second portion of the strut and a bearing surface facing outboard. The at least one tensioner member maintains tension in the strut, to keep the strut taut and in tension, to prevent or to minimize drooping of the strut.

An adjustable chock is provided with a first component having screw threads, a second component having screw threads cooperating with the screw threads of the first component and having a lower bearing surface, and with a bearing element provided with a lower bearing surface in contact with an upper bearing surface of the first component, and with an upper bearing surface. At least one of the lower bearing surface of the second component and the upper bearing surface of the bearing element is provided with a coating having a coefficient friction higher than that of the associated bearing surface.

The present invention discloses a universal arm and a rock drill for tunnel construction. The universal arm comprises a boom, a front support is provided at the front end of the boom, a guide rail sliding frame is rotatably provided on the front support through a first pivot, a guide rail sliding frame rotation driving oil cylinder is connected between the guide rail sliding frame and the front support; a guide rail support is rotatably provided on the guide rail sliding frame through a second pivot parallel to the bearing surface of the front support, and a flip driving device for driving the guide rail support to flip is provided between the guide rail support and the guide rail sliding frame rotation driving oil cylinder. The rock drill for tunnel construction is composed of a universal arm and a step-type rock drill provided on the universal arm. The beneficial effects of the present invention are that the universal arm has a simple structure, occupies less space, is light in weight, and has reliable functions. The rock drill for tunnel construction gives full play to the technical advantages of the step-type rock drill and the universal arm, provides guarantee for the mechanized operation of tunnel construction, has high construction efficiency, and low construction cost.

A wing for an aircraft, comprising a main wing and a high lift assembly which includes a body, and an assembly connecting the body to the main wing, so the body is movable between a retracted position and an extended position. The assembly comprises a track extending along a longitudinal axis between first and second ends, with an intermediate portion therebetween. A roller bearing ensures that the track moves along the longitudinal axis. The roller bearing comprises bearing units, each mounted to the main wing and having a bearing surface for engaging the elongate track. The units include a first and second end units and an intermediate unit wherein, relative to the longitudinal axis, the intermediate unit is positioned between the first end unit and the second end unit. The elongate track comprises a recessed portion which, in the retracted position, aligns the intermediate unit.

A kit includes an adjustable chock provided with a first component having screw threads and with a second component having screw threads cooperating with the screw threads of the first component and having a lower bearing surface, and with a bearing element provided with a lower bearing surface in contact with an upper bearing surface of the first component, and with an upper bearing surface. The kit further includes at least one friction ring adapted to be mounted against the lower bearing surface of the second component or against the upper bearing surface of the bearing element.

The invention discloses a bidirectional active follow-up loading device and a control method thereof.According to the device, through the synergistic effect of a loading mechanism, a spherical hinge and a lower-layer follow-up mechanism, rapid and accurate compensation can be achieved according to the deviation angle, active detection and compensation of inclination angles in two directions are achieved, and the loading efficiency is improved. The loading force is always kept consistent with the normal direction of the loading force bearing surface; according to the method, the compensation displacement of the mobile platform is calculated through the inclination angle of the cross bearing, and the double-layer follow-up mechanism is driven to compensate the offset distance between the X axis and the Y axis, so that the loading direction is always kept consistent with the normal direction of the loading force bearing surface, and dynamic compensation in multiple directions is realized, thereby ensuring that the direction of the loading force is always kept accurate; the compensation amount is fed back and adjusted in real time, the influence of nonlinear change of the effective length of the loading hydraulic cylinder on the loading force is reduced, the compensation process in the control method is smooth, and the response speed and the compensation precision are improved.

A trigger return and safety mechanism are mountable on a frame of a firearm. The trigger is mountable on the frame and pivotable about a trigger pivot axis. A strut is pivotably attached to the trigger at a strut pivot axis oriented parallel to and offset from the trigger pivot axis. The strut comprises a spring bearing surface and a safety bearing surface. A spring acts between the spring bearing surface and the frame for biasing the trigger into a reset position after the trigger has been pulled. A body is mountable on the frame, the body being movable between a first position wherein the body is not engageable with the safety bearing surface, thereby allowing pivoting motion of the trigger, and a second position wherein the body is engageable with the safety bearing surface thereby limiting pivoting motion of the trigger.

An intelligent steel structure corridor deformation monitoring and deviation rectifying method comprises the following steps that deformation measuring points are arranged on the bearing faces of corridor supporting columns, displacement data of the deformation measuring points are collected, and the deflection of a midspan main beam is obtained; when the deflection gamma of the midspan girder is equal to 0, the corridor does not deform, and the monitoring is finished; when the deflection gamma of the midspan girder is not equal to zero, it is judged that the corridor has flexural deformation, and the following steps are continued; and on the basis of displacement data between the deformation measuring points, a lifting displacement difference and a torsional deformation value are obtained, parameters of a deviation rectifying device are set, and the corridor is rectified through the deviation rectifying device. The invention further discloses an intelligent steel structure corridor deformation monitoring and deviation rectifying system, according to the intelligent steel structure corridor deformation monitoring and deviation rectifying system disclosed by the invention, the deformation and posture conditions of the corridor are monitored in time, the manufacturing and lifting efficiency of the steel structure corridor is improved, and the product quality and the structural stability are ensured.

A hinge assembly for a door-in-door assembly includes a door plate, a cabinet plate, and a thimble. The thimble has a wall having an inner bearing surface and an outer bearing surface, the inner bearing surface defining a first passage. The door plate is supported for rotation at the outer bearing surface. The cabinet plate includes a pivot pin that is supported for rotation at the inner bearing surface.

The invention relates to the technical field of shaving tools, in particular to a self-storage handheld mechanism and a shaving knife. The handheld mechanism comprises a handheld block, the handheld block comprises a connecting curved surface and two symmetrically-arranged half-center blocks, one sides of the two half-center blocks are connected through the connecting curved surface, the other sides of the two half-center blocks form pointed ends, the middle of the connecting curved surface is concaved inwards to form a center bearing surface, and therefore the heart-shaped handheld block is formed; the two half-center blocks are gradually arranged in a protruding mode in the direction of the center bearing face so as to form a continuous holding curved face; a fixed groove is formed in the joint of the half-center blocks, is formed in one surface, far away from the holding curved surface, of each half-center block, and is arranged close to the central bearing surface; the central bearing surface, the holding curved surface and the fixed groove form a holding surface; the connecting part comprises a connecting block and a containing groove, the connecting block is arranged at the tip end, and the connecting block is rotationally connected with the handheld block; and the accommodating groove is formed in the handheld block. According to the handheld mechanism, due to the multi-structural design, the holding and storage difficulty of the dehairing knife is reduced.

The invention discloses a mask assembly, evaporation equipment and an evaporation method, the application number is CN202310335049.1, the application date is a divisional application of March 30, 2023, and the invention relates to the mask assembly, the evaporation equipment and the evaporation method, the mask assembly comprises at least one mask frame and a mask sheet arranged on the bearing surface of the mask frame; the mask frame comprises a mask frame and at least one support beam located in a surrounding area of the mask frame; and the bearing surface of the supporting beam is flush with the bearing surface of the mask frame. The problem that the mask sheet deforms due to gravity can be reduced, the method is suitable for mask sheets of various sizes, the alignment accuracy of the target substrate is improved, and the evaporation effect is improved.

The invention discloses a meter-scale leveling and aligning static pressure rotary table shaft system structure expanding torque in the radial direction and a method. The meter-scale leveling and aligning static pressure rotary table shaft system structure comprises a base, a lower plate, an upper plate, a leveling structure, an aligning structure and a workbench. A lower plate is arranged on the base, an upper plate is arranged on the lower plate, the upper plate is fixedly connected with a rotor, and the rotor is directly connected with a motor rotor; the top end of the upper plate is vacant, and the bottom end of the upper plate is provided with an adsorption structure and a supporting surface and matched with the top end of the lower plate; the leveling structure and the aligning structure are both mounted on the lower plate and are arranged on the same horizontal plane; according to the rotary table shaft system structure, a torque transmission path expanding in the radial direction is adopted, the extending amount of an aligning ball head is controlled through an aligning structure, a lower plate is promoted to move in the opposite direction of the extending direction of the aligning ball head relative to an upper plate, and axial aligning of a workbench and a rotor is achieved; and the leveling structure is used for positioning the plane of the workbench through three points, so that the workpiece is leveled. According to the invention, the leveling and aligning functions of large-size high-precision rotary tables with meter-scale calibers and above can be realized, and the table-board distance of the rotary table is reduced.

The invention discloses locking assembly equipment and an intelligent glasses assembly line body, and relates to the technical field of intelligent wearable device.The locking assembly equipment comprises a machine table, a conveying device, a turnover device, a locking device and a carrying device.The conveying device comprises a movable base, and the turnover device comprises a turnover platform rotationally installed on the movable base; in the rotating process of the overturning platform, the overturning platform has a material bearing state enabling the bearing face to be arranged upwards and a locking matching state enabling the bearing face to be arranged towards the side, and when the movable base is located at the locking station and the overturning platform is in the locking matching state, the locking electric screwdriver assembles the glasses frame and the glasses legs through screws. And the carrying device is used for transferring the circulation tool with the to-be-assembled intelligent glasses to the overturning platform in the material bearing state, and moving away the circulation tool which is transferred to the discharging station and is in the material bearing state on the overturning platform. The intelligent glasses are locked after being turned to a proper angle, so that the use of a complicated locking mechanism can be avoided, and the locking efficiency is improved.

The invention discloses an automatic copper pipe tooth rolling production line, and belongs to the technical field of copper pipe tooth rolling machining. The gear rolling production line comprises a plurality of gear rolling machines, a feeding line and a feeding assembly. The feeding assembly comprises a feeding conveying mechanism, a jacking distributing mechanism, a feeding buffering mechanism and a longitudinal conveying mechanism. The feeding conveying mechanism comprises a feeding frame and a plurality of feeding conveying units, the feeding temporary storage mechanism comprises a feeding temporary storage frame, and a temporary storage part of the feeding temporary storage frame and a bearing surface of a discharging guide part are obliquely arranged; the jacking and distributing mechanism comprises a jacking and distributing unit, and the jacking and distributing unit comprises a first-stage jacking frame and a second-stage jacking frame. The position layout of the tooth rolling machines is reasonable, the space of a plant workshop is fully utilized, the feeding requirements of multiple tooth rolling machines can be met by arranging the feeding assembly on one layer and one feeding line in the workshop, the production rhythm of the multiple tooth rolling machines can be met, copper pipes are stable, reliable and high in conveying efficiency in the conveying process, the falling risk is avoided, and the production efficiency is improved. And the safety of equipment and personnel is ensured.

The invention relates to a recirculator (30) for a nut (12) of a ball screw mechanism (1), comprising an annular body (32) having a reference axis (300) intended to be aligned with a helical axis of the nut (12), the annular body (32) comprising a bearing surface (36), and a guide structure (34) arranged on the bearing surface (36), the bearing surface is configured to bear a nut (12) against the ball screw mechanism (1) in a bearing direction having an axial component parallel to the reference axis (300), the guide structure is configured to guide the balls in the circulation path opening at a first guide end (62) into a recirculation channel of the nut (12) and at a second guide end (72) onto a raceway (116) defined by a thread of the nut (12), characterized in that the bearing surface (36) lies at least partially in a cross-sectional plane (130) intersecting the recirculation path and perpendicular to the reference axis (300).

The invention provides a high-stability low-noise uniform mixing oscillator. The high-stability low-noise uniform mixing oscillator comprises an oscillation platform and a base unit, the bottom surface of the oscillation platform is provided with three ball bearing surfaces which are distributed along the circumference in an array manner and at least three magnetic columns which vertically extend downwards, and the magnetic columns are sleeved with rolling bearings; a lower base body of the base unit is provided with three concave ball containing holes and at least three concave polarization track groove holes, balls are arranged in the ball containing holes, first elastic rings are arranged in the middles of the inner walls of the ball containing holes, and second elastic rings are arranged on the inner walls of the polarization track groove holes. The oscillation platform is supported through three balls with the same height, the three points form a stable supporting face, under the non-contact magnetic attraction effect, the oscillation platform can still be kept on the same plane during high-frequency oscillation, and the operation stability is improved; during oscillation, the column body of the magnetic column is firstly buffered by the contact between the elastic ring and the rolling bearing, and then the column body of the magnetic column is contacted with the inner wall of the polarization track groove hole, so that the noise during high-frequency oscillation can be obviously reduced.

The utility model relates to a wafer bearing device with a heating function. The wafer bearing device comprises a fixing ring, a bearing disc and a heating plate. The fixing ring surrounds the hollow area and is provided with a top and a bottom, and the hollow area is communicated with the top and the bottom. The carrying disc is provided with a carrying surface and a bottom surface, the carrying disc is detachably fixed at the top of the fixing ring, and the bottom surface covers the hollow area; the thermal expansion coefficient of the carrying disc is smaller than that of the fixing ring. The heating plate is arranged in the hollow area and used for heating the bottom face.

The invention discloses a polystyrene plastic plate compression resistance testing device and method for refrigerator liner production, and relates to the technical field of refrigerator liner production. The device comprises a testing machine and a plastic plate, and further comprises a positioning unit which comprises a positioning assembly and a moving assembly; the pressure control hydraulic cylinder is arranged on the testing machine; the pressure applying testing unit comprises an adjusting assembly and a testing assembly, the adjusting assembly is used for adjusting the size of the pressed face of the plastic plate to achieve multi-area pressure applying, and the testing assembly is used for detecting and judging the testing result. The device has the advantages that the size of the compression surface of the plastic plate can be flexibly changed when the compression resistance of the polystyrene plastic plate is detected, the compression resistance of the plastic plate under different compression surfaces can be tested, the stress position of the plastic plate can be flexibly changed, the plastic plate cannot be damaged during testing, multi-position testing can be realized on the same plastic plate, and the testing efficiency is improved. The number of test samples is larger, and the test result is more accurate.

The invention relates to the technical field of coke ovens, and particularly discloses a mechanical counterweight type carbonization chamber pressure stabilizing method and device, which comprises a carbonization chamber, a raw gas outlet, an ascending pipe seat, an ascending pipe, a three-way bridge pipe, a water seal cover and a self-adjusting valve plate device, the pressure intensity in a space container among the carbonization chamber, the raw gas outlet, the ascending pipe seat, the ascending pipe, the three-way bridge pipe and the water seal cover is equal to the pressure intensity formed by the weight of the self-adjusting valve plate and the vertical force component of the normal force of the pressure-bearing surface of the self-adjusting valve plate, and the pressure of the carbonization chamber is constant due to the weight of the self-adjusting valve plate. The self-debugging valve plate device is arranged, a self-weight type pressure intensity structure is adopted to achieve control over constant pressure of the carbonization chamber, automatic stability adjustment of constant pressure of the coke oven carbonization chamber is achieved, the self-debugging valve plate device is of a simplified mechanical structure, and reliable adjustment of the pressure of the coke oven carbonization chamber is achieved; the potential safety hazard of electronic component failure under the high-temperature flame working condition is eliminated, and the potential safety hazard caused by misleading control errors is avoided.

The invention discloses an in-situ integration method of an array bearing temperature sensor, and aims to solve the problem that the complexity of a bearing structure is increased by an existing bearing integrated sensor. The in-situ integration method of the bearing temperature sensor comprises the following steps: 1, cleaning the surface of a bearing; 2, depositing an insulating layer substrate on the surface of the outer ring of the clean bearing by adopting a magnetron sputtering process; 3, adopting a flexible mask plate, and arranging the mask plate on the outer diameter surface of the outer ring of the bearing; 4, sputtering and depositing a thermal resistance sensitive layer on the insulating layer of the outer diameter of the bearing outer ring by adopting a magnetron sputtering process; and 5, sputtering and depositing a protective layer on the thermal resistance sensitive layer of the outer diameter of the bearing outer ring by adopting a magnetron sputtering process to complete the in-situ integration method of the array bearing temperature sensor. The array thermal resistance film temperature sensor is formed by adopting the film thermal resistance sensor in-situ shape-following preparation process, and the structure of the whole system is simplified through the sensor in-situ integration process.

The invention discloses a concrete quality detection device, and relates to the technical field of concrete detection, the concrete quality detection device comprises a detection table and a fixing cylinder, the fixing cylinder is installed at the center position of the detection table in a penetrating manner, a supporting seat is installed at the position, located on the rear side of the fixing cylinder, of the detection table, and a hydraulic cylinder is installed at the top of the supporting seat; the movable end of the hydraulic cylinder is connected with a pressing plate, and an auxiliary mechanism is arranged in the fixed cylinder and used for transferring a concrete block sample and cleaning the crushed concrete block sample. And the orientation of the concrete block sample is adjusted, so that the polished flat surface is in contact with the pressing surface of the pressing plate and the bearing surface of the bearing plate, uniform pressure application to the concrete block sample during compression resistance detection is ensured, and the situation that detection data are wrong due to the fact that pressure intensively acts on convex points of the concrete block sample is avoided.

The invention discloses a detector correction device and a ray inspection system. The detector correction device comprises a first supporting seat; the bearing component is installed on the first supporting seat and provided with a bearing face, the bearing face is configured to be provided with a strip-shaped detector, the detector and the radiation source are oppositely arranged so as to receive a ray beam from the radiation source, and the projection of the ray beam on the detector is in a straight line shape; the bearing component is configured to move along a first direction which is parallel to the bearing surface and is crossed with the length direction of the detector relative to the first supporting seat, and the bearing component is also configured to rotate around a rotating axis which is vertical to a second direction of the bearing surface relative to the first supporting seat, so that the strip-shaped detector is aligned with the ray beam; and the driving mechanism is arranged on the first supporting seat, is connected with the bearing component and is configured to drive the bearing component to move relative to the first supporting seat.

Examples include a pile cutting apparatus including a cutting device for cutting a sheet pile, with a front pile bearing surface, a rear pile bearing surface, and a cutting gap arranged therebetween. A table plane contains the front pile bearing surface. The cutting device further includes a movable upper blade, a lower blade including a cutting edge, and a cutting aid for fixing sheet piles that is upstream from the upper blade along a transport path for transporting sheet piles. A movable support element has a contact surface for supporting sheets and is movable between a support position and a disposal position. The contact surface, when the support element is arranged in the support position, is arranged in and / or beneath the table plane, and is closer to the cutting edge when the support element is in the support position than when the support element is in the disposal position.

The invention provides a rigidity-adjustable bearing platform, which can realize multi-gear adjustability of bearing rigidity, can adjust the inherent frequency of the whole load after being connected with the load, and belongs to the related technical fields of mechanical engineering, aerospace, constructional engineering and the like. According to the platform, a plurality of parallel flexible supporting paths are arranged between a mounting surface and a bearing surface, and different supporting rigidities of the platform are achieved by locking and releasing the flexible supporting paths. The principle is simple and reliable, the structural form is flexible and changeable, and the supporting rigidity is not affected by environmental factors.

A hinge assembly for a door-in-door assembly includes a door plate, a cabinet plate, and a thimble. The thimble has a wall having an inner bearing surface and an outer bearing surface, the inner bearing surface defining a first passage. The door plate is supported for rotation at the outer bearing surface. The cabinet plate includes a pivot pin that is supported for rotation at the inner bearing surface.