1023 results about "Fixed bearing" patented technology

The application relates to a bicycle hub with bearing limiting structure, belonging to the technical field of bicycle hubs, which comprises a hub cylinder, the left and right sides of the hub cylinder are fixed with mounting rings, a hub shaft body is arranged between the two mounting rings and the inner side of the hub cylinder, the inner side of the left mounting ring is provided with a fixed limiting assembly, the inner side of the right mounting ring is provided with an assembly limiting assembly, the fixed limiting assembly comprises a fixed bearing fixedly installed on the outer side of the hub shaft body, a first limiting ring fixedly installed on the inner side of the hub cylinder, an annular abutting plate abutting against the left side of the fixed bearing, a plurality of plug-in rods fixedly installed on the right side of the annular abutting plate, a plurality of plug-in grooves arranged on the left side of the left mounting ring, and a plurality of first communication holes arranged on the left side of the annular abutting plate. The bicycle hub with bearing limiting structure can effectively limit the bearing and will not excessively affect the actual transmission of the bearing.

The invention relates to the technical field of generators, in particular to an energy-saving generator which comprises a generator body, supporting bottom frames are symmetrically and fixedly arranged at the two ends of the lower side of the generator body, locking insertion through holes are formed in the supporting bottom frames, and protruding bearing plates are fixedly arranged on the supporting bottom frames; the invention further relates to a generator set, the generator set comprises a generator body and further comprises an installation supporting carrier plate, matched bearing columns are symmetrically and fixedly arranged at the two ends of the installation supporting carrier plate, and connecting matched holes are formed in the matched bearing columns. A matched bearing column is arranged on the mounting support plate, a matched insertion cavity hole is formed in the mounting support plate on the lower side of the matched bearing column, the matched insertion cavity hole penetrates into the matched bearing column, a fixed bearing block is fixedly arranged on the mounting support plate, a mounting matched insertion hole is formed in the fixed bearing block, and support guide bearing rods are symmetrically and fixedly arranged at the two ends of the fixed bearing block.

The invention provides a fluid machine with a bearing and heat exchange equipment. The fluid machine with the bearing comprises a crankshaft, a cylinder sleeve, the bearing, a cross groove structure and a sliding block, and the crankshaft is provided with two eccentric parts; the crankshaft and the cylinder sleeve are eccentrically arranged and the eccentric distance is fixed; the at least one bearing is arranged on the axial end surface of the cylinder sleeve and is positioned on the outer side of the cylinder sleeve; the cross groove structure is rotatably arranged in the cylinder sleeve, the axial part of the outer circumferential surface of the cross groove structure is attached to an inner ring of the bearing, two limiting channels of the cross groove structure are sequentially arranged in the axial direction of the crankshaft, and the extending direction of the limiting channels is perpendicular to the axial direction of the crankshaft; the sliding blocks are provided with through holes, the two eccentric parts correspondingly stretch into the two through holes of the two sliding blocks, and the two sliding blocks are correspondingly arranged in the two limiting channels in a sliding mode and form a variable volume cavity. The problems that in the prior art, a compressor is low in energy efficiency and large in noise are solved.

This invention provides a fluid machine and heat exchange device with bearings. The fluid machine with bearings includes a crankshaft, a cylinder liner, bearings, a cross-groove structure, and sliders. The crankshaft has two eccentric portions; the crankshaft and cylinder liner are eccentrically arranged with a fixed eccentric distance; there is at least one bearing, which is located inside the cylinder liner at the axial end of the cylinder liner, and the outer ring of the bearing is in contact with the inner wall of the cylinder liner; the cross-groove structure is rotatably arranged inside the cylinder liner, and the outer circumferential surface of the cross-groove structure is in contact with the inner ring of the bearing; two limiting channels of the cross-groove structure are sequentially arranged along the axial direction of the crankshaft, and the extension direction of the limiting channels is perpendicular to the axial direction of the crankshaft; the sliders have through holes, and there are two sliders. The two eccentric portions extend into the two through holes of the two sliders respectively, and the two sliders are slidably arranged in the two limiting channels to form a variable volume cavity. This invention solves the problems of low energy efficiency and high noise in existing compressors.

The invention relates to the field of low-temperature liquid conveying equipment, and discloses a rotor supporting system of a low-temperature liquid pump, which is arranged on a pump rotating shaft and is used for supporting a rotor. The system includes a fixed bearing bushing, a swivel bearing bushing, and a flexible coupling bushing ring. The fixed bearing bushing is fixedly mounted in a bearing supporting seat of the pump body; the rotating bearing bush is arranged on the pump rotating shaft in a sleeving mode, and a sliding friction pair is formed between the rotating bearing bush and the fixed bearing bush. And the flexible connecting bushing ring is arranged between the rotary bearing bushing and the pump rotating shaft and is in interference fit with the rotary bearing bushing and the pump rotating shaft respectively. Through the flexible connection bushing ring, the thermal deformation difference of materials in a low-temperature environment can be absorbed, starting impact and operation friction damage are reduced, and therefore stable supporting and long-term reliable operation of the low-temperature liquid pump rotor are achieved.

The utility model discloses an unfreezing device for royal jelly processing, which belongs to the technical field of royal jelly unfreezing and comprises a water bath box for storing hot water for unfreezing royal jelly and a storage tank for storing royal jelly, an inverted U-shaped support plate is welded on the top surface of the water bath box, and a linear motor is mounted on the inner top wall of the support plate. A moving part of the linear motor is fixedly connected with a connecting plate, an inverted-U-shaped connecting frame is welded to the bottom face of the connecting plate, limiting bearings are fixedly connected to the two side walls of the connecting frame in an embedded mode, inner rings of the limiting bearings are in interference fit with connecting rods with square channels, square inserting rods are slidably connected to the inner walls of the connecting rods, and rotating blocks are welded to the end faces of the inserting rods. According to the royal jelly unfreezing device disclosed by the utility model, the royal jelly is fully heated and unfrozen, so that the unfreezing effect of the unfreezing device on the royal jelly is improved.

The invention discloses a bearing inner and outer ring concentricity measuring instrument and a use method, the bearing inner and outer ring concentricity measuring instrument comprises a workbench, the top of the workbench is provided with a circular slide rail, the circular slide rail is slidably provided with a sliding platform, the sliding platform is provided with a support frame, and the support frame is horizontally provided with a transverse lead screw module; the sliding end of the transverse lead screw module is connected with a bidirectional lead screw module, and the two sliding ends of the bidirectional lead screw module are each provided with a liftable detection contact sensor, S1, a bearing to be measured is placed in the center of a clamping table, and the bearing is clamped; s2, a servo motor A, a servo motor B and a lifting air cylinder are driven, so that the two detection contact sensors are attached to the outer ring surface and the inner ring surface of the bearing respectively; by designing the adjustable three-jaw fixing clamp, the device can be suitable for fixing bearings of different sizes, and by designing the detection contact sensor capable of being adjusted in multiple dimensions, the device can be suitable for measuring the concentricity of inner and outer rings of the bearings of different sizes in a large range.

The invention relates to the technical field of rock fracture mechanics and rock digital image processing, in particular to a super-high-temperature reservoir supercritical carbon dioxide fracturing visual testing technology and device which comprises an instrument fixing base, and an instrument fixing bearing table is fixedly connected to the top of the instrument fixing base. The top of the instrument fixing bearing table is fixedly connected with a hydraulic servo loading machine fixing plate, the top of the hydraulic servo loading machine fixing plate is fixedly connected with a hydraulic servo loading machine, the bottom of the hydraulic servo loading machine is slidably connected with a loading platform through a loading sliding rod, and the top of the loading platform is fixedly connected with a loading bin. According to the invention, through a loading structure formed by the hydraulic servo loading machine, the telescopic loading sleeve rod and the telescopic loading pressure head, and in combination with control of the loading control-data processing system on a loading path and a loading process, a rock test piece can undergo continuous and controllable damage and fracture evolution processes under different loading modes and different working conditions.

The invention discloses a high-reliability, high-speed and high-power permanent magnet driving motor capable of preventing electrocorrosion, and relates to the technical field of motors. An injection molding insulation shaft in a permanent magnet motor body and a shaftless rotor are connected and assembled to form a rotor assembly, a stator assembly is connected with the rotor assembly through a front end cover and a rear end cover, the front end of the injection molding insulation shaft is connected with a coupler, the front end cover is provided with an oil seal and forms dynamic sealing with the injection molding insulation shaft, and a labyrinth type dustproof ring is assembled on the coupler. The front end and the rear end of the injection molding insulation shaft are connected with a front bearing and a rear bearing respectively, a front bearing injection molding insulation ring and a rear bearing injection molding insulation ring are arranged between an inner ring of the front bearing and the injection molding insulation shaft and between an inner ring of the rear bearing and the injection molding insulation shaft respectively, and the outer side of the front bearing is provided with a bearing clamping ring on the insulation shaft. And a bearing inner small cover for fixing a bearing outer ring is mounted on the inner side of the front bearing. Electrocorrosion of the bearing can be effectively prevented, the performance of the motor is improved, the service life of the bearing is prolonged, and the operation reliability of the high-speed high-power permanent magnet motor is improved.

A mounting unit (10) for a radar proximity sensor (50) is provided, comprising a mounting body (20) with a through-opening (24) forming the signal exit area; a deformation element (30, 130) which can be inserted into the through-opening (24) in a form-fitting manner and is made of an elastic material in order to shield external forces acting on the radar proximity sensor (50) and to distribute the acting force over the entire surface of the radar proximity sensor (50) onto the fastening body (20), wherein the fastening body (10) has a resiliently elastic shape in order to convert the acting force into movement and deformation and to dampen it, wherein the fastening body (20) is connected to a fixed bearing in order to compensate for the force effect, wherein the fastening body (20) is designed to receive the radar proximity sensor (50), wherein the radar proximity sensor (50) can be mounted on the fastening body (20).

The utility model discloses an optical lens grinding device convenient to clean, which belongs to the technical field of optical lenses and comprises a grinding head, the top surface of the grinding head is connected with an output shaft of a rotating motor through a coupler, the fixed end of the rotating motor is detachably connected with an L-shaped connecting plate through a bolt, and rotating blocks are welded on two side surfaces of the connecting plate. Fixed bearings are in interference fit with the side faces of the rotating blocks, movable plates with the hollow side faces are fixedly connected to the outer rings of the fixed bearings in an embedded mode, movable rods are movably connected to the inner walls of the two movable plates, the movable ends of first electric push rods are welded to the top faces of the movable rods, and movable rods with the hollow interiors are welded to the end faces of the two movable plates; a plurality of nozzles used for spraying gas for cleaning optical lens polishing scraps are installed on the side face of the movable rod, the fixed end of the first electric push rod is fixedly connected with the inner top wall of the connecting plate in an embedded mode, and the polishing machining quality of the polishing device on the optical lens is improved by cleaning the scraps on the surface of the optical lens.

Methods of securing bearing elements to bearing rings are disclosed. The methods include clamping the bearing elements in place on the bearing housing and applying heat to braze the bearing elements in place while clamped. The heat may be applied using a flame ring.

The utility model relates to a harmonic reducer and motor installation structure, the motor comprises an end plate, a housing, a stator core, a rotating shaft and a rotor core, the harmonic reducer comprises a wave generator, a flexible gear and a steel wheel, the end face of one end of the housing is provided with a through hole, the outer ring of the through hole is provided with a convex ring, one side of the outer ring of a bearing B is clamped in the convex ring, and the other side of the outer ring of the bearing B is clamped in the bearing B; the bearing pressing plate is buckled on the other side of the bearing outer ring, the bearing pressing plate is fixed to the inner end face of the shell through a bolt, the bolt penetrates through the inner end face of the shell and then is fixed to the steel wheel, and the rotating shaft penetrates through the through hole and then is fixed to the wave generator; according to the utility model, the overall installation is convenient, parts are not easy to damage, and the bolts used for fixing the bearing pressing plate and the motor shell penetrate through the motor shell and can be directly used for fixing the harmonic reducer, so that the installation steps are further simplified; in addition, a torque sensor on the harmonic reducer can accurately detect torque information of the output end of the joint motor.

The invention provides conveying equipment for bearing assembly, and relates to the technical field of transportation equipment.The conveying equipment comprises a primary conveying support, the primary conveying support comprises a conveying frame, a conveying sliding groove is formed in the conveying frame, two pairs of transmission cams are longitudinally and rotationally installed at the top of the conveying frame, and connecting rods are fixedly installed at the bottoms of the transmission cams; a clamping transmission frame is hinged to the bottom of each pair of transmission cams and slidably installed in a conveying sliding groove in the conveying frame, a clamping sliding frame is transversely installed on the clamping transmission frames in a left-right sliding mode, and a plurality of separation sliding blocks are transversely installed on the clamping sliding frame in a front-back sliding mode. The bearing inner and outer rings with different diameters can be clamped and transported through the clamping sliding frame and the separation sliding block, the distance between the inner and outer rings is evenly kept, detection and installation are convenient, the positions of the bearing inner and outer rings can be fixed in the transportation process through the annular supporting frame and the supporting ring set, and detection and installation are convenient.

The utility model provides a self-lubricating joint bearing swing test tool, which belongs to the technical field of bearing test and comprises a swing mandrel, a support sleeve, a left cushion block, a right cushion block, a left nut, a right nut, a spring washer, a left support accompanying bearing, a right support accompanying bearing, a left support seat, a right support seat, a loading plate, a test platform bottom plate and at least one threaded pull rod, an inner ring of a self-lubricating joint bearing is clamped and fixed through threaded connection and a cushion block assembly, a bearing outer ring is installed in a loading plate hole, a left supporting seat and a right supporting seat are installed on a test platform bottom plate and are locked through threaded pull rods, and the left supporting seat and the right supporting seat are prevented from horizontally moving in a bearing state; the tool provided by the utility model has the advantages of being reliable in assembly, accurate in positioning, high in rigidity and strong in adaptability, and is suitable for swing tests of self-lubricating joint bearings of various specifications.

The utility model discloses an automatic deviation rectifying device for a belt storage bin of a belt conveyor, which is improved on the basis of a traditional tensioning trolley, movable carrier roller frames on two sides are arranged on a track through pulleys, a flat carrier roller bearing belt is arranged between the movable carrier roller frames, a sliding bearing seat is arranged in each carrier roller frame and is driven by a servo electric cylinder to ascend and descend, dip angles of the flat carrier rollers are changed, and deviation rectifying force is provided for the belt. A fixed bearing seat is arranged on one side of the tensioning trolley, a sliding deviation adjusting bearing seat is arranged on the other side of the tensioning trolley to jointly support a turnabout drum, the bottom of a sliding seat is matched with a trolley sliding rail, the sliding seat is driven by a driving device to move left and right through a screw, the drum deflects around the fixed end, deviation adjusting force is generated, and the two assemblies work cooperatively. Accurate, rapid and powerful automatic deviation correction can be achieved under the non-stop state of the conveyor, the belt is prevented from being damaged, and manpower and time cost are remarkably saved.

The invention relates to a high-density force control joint module which comprises a shell, a PCB motor assembly and a harmonic reducer, a PCB motor stator is fixed to the end face of one end of the shell, a PCB motor rotor comprises a rotating shaft, a rotor hub and a magnetic ring, the rotor hub is arranged at one end of the rotating shaft, and the magnetic ring is fixed to the end face of the rotor hub. The harmonic reducer comprises a wave generator, a flexible gear and an output bearing, the wave generator is fixed to the other end of the rotating shaft, one end of the flexible gear is fixed to the shell, the other end of the flexible gear is arranged on the outer side of the wave generator in a sleeving mode, a bearing outer ring is fixed to the shell, and a steel wheel is integrated on a bearing inner ring and arranged outside the flexible gear in a sleeving mode; strain elastomers are further arranged on the connecting beam face of the inner ring and the outer ring of the flexible gear, and the multiple strain elastomers form a Wheatstone full-bridge circuit. Through deep integration of structural function multiplexing and heterogeneous sensing, the size is reduced by more than 40% under the same output torque, the force control response delay is reduced to the millisecond level, and a revolutionary integrated solution is provided for a high-precision robot joint.

The utility model provides a blow molding device for industrial plastic barrel production, which relates to the technical field of blow molding and comprises a device body. The device body is provided with a fixed bearing plate in the left-right direction, vertically-through fixing holes are formed in the four corners of the fixed bearing plate correspondingly, a vertically-through discharging hole is formed in the center of the fixed bearing plate, and two vertically-through threaded holes are formed in the left side and the right side of the discharging hole of the fixed bearing plate correspondingly; the middles of the left end and the right end of the top end face of the fixed bearing plate are each provided with two threaded blind holes arranged front and back, and the middle of the front side of the top end face of the fixed bearing plate is provided with a vertical plate with a square hole penetrating front and back, so that a mold guide plate is conveniently installed on the fixed bearing plate through bolts, and a blowing mold block is conveniently guided through the mold guide plate; the problems that no mold movement guiding measure exists on the device, the mold is prone to skew in the movement process, and the mold movement guiding measure is inconvenient to be additionally arranged on the device to conduct movement guiding on the blow molding mold are solved.

The invention discloses an outer ring clamping seat for bearing machining, relates to the field of bearing machining, and solves the problem that an existing clamping device easily damages a bearing, the outer ring clamping seat comprises a base, a shell is fixedly mounted at the top of the base, and a machining flat plate is fixedly mounted at the top of the shell; four clamping rods distributed at equal intervals are arranged at the top of the machining flat plate, rolling wheels are installed at the two ends of each clamping rod in a fixed-axis mode, and a clamping mechanism for driving the clamping rods to clamp the outer side of a bearing is arranged in the shell; and the material collecting mechanism is used for collecting leftover materials on the surface of the machining flat plate, the material collecting mechanism is installed at the top of the machining flat plate, and an adjusting mechanism used for clamping the angle of the machining flat plate is arranged at the bottom of the base. And the two rollers on the clamping rods are in contact with the outer wall of the bearing, so that the outer wall of the bearing is clamped and fixed, and the effect of stably clamping and fixing the bearing is achieved.

The utility model provides an environment-friendly packaging bag composite film folding device, which relates to the technical field of folding compression rollers and comprises a device body. The device body is provided with a fixed bearing plate in the left-right direction, threaded holes penetrating up and down are formed in the middles of the left end and the right end of the fixed bearing plate, a lifting bearing rod in the up-down direction is installed at the top in the threaded hole in the left end of the fixed bearing plate, and threads are formed in the outer circumference of the lifting bearing rod. A threaded column is arranged on the bottom end face of the lifting bearing rod, and a regular hexagonal groove is formed in the top end face of the lifting bearing rod, so that a lifting adjusting cylinder is conveniently installed on the lifting bearing rod through threads to bear the movable lifting rod, and the lifting adjusting cylinder conveniently drives the movable lifting rod to conduct synchronous lifting adjustment through thread engagement; the problems that the operation process of adjusting the height of the compression roller according to the thickness of the composite film is tedious, so that the adjustment efficiency of the height of the compression roller is low, and lifting adjustment measures are not convenient to add on the device, so that the height of the compression roller can be rapidly adjusted are solved.

The sugarcane impurity removing and feeding platform comprises a bottom support, an inclined support, a driving chain wheel, a driven chain wheel, a chain, a chain plate and a sugarcane hook, the bottom and the middle of the inclined support are connected with the bottom support, the driving chain wheel is installed on the upper portion of the inclined support through a fixed bearing seat, and the driven chain wheel is installed on the lower portion of the inclined support through a sliding bearing seat; the chain is wound on the driving chain wheel and the driven chain wheel; the chains are symmetrically installed on the two sides of the inclined support and connected through the chain plates, and the sugarcane hooks are connected with the outer sides of the chain plates. The chain plates are arranged between the chains, the chains are driven by the driving chain wheel to drive the chain plates, then sugarcanes are lifted through the chain plates and the sugarcane hooks, when the sugarcanes are lifted, sugarcane leaves are blocked by the chain plates and are not prone to making contact with an inclined support or the chain wheel, smooth feeding is guaranteed, the sugarcane leaves are prevented from being wound on the chain wheel, and the reliability of equipment is improved.

A spool single-head supporting motor structurally comprises a supporting seat, a motor is fixedly arranged on one side of the supporting seat, and a spool coaxially corresponding to the motor sleeves the other side of the supporting seat; a rotating shaft is rotationally arranged in the motor, one end of the rotating shaft is rotationally arranged in the motor, the other end of the rotating shaft penetrates through the supporting seat, extends into the spool on the other side and is provided with a shaft head, and a bearing and a fixing part arranged on the outer wall of the bearing in a sleeving mode are movably arranged on the outer wall of the side, away from the motor, of the rotating shaft and used for fixing the bearing and the rotating shaft; the spool is provided with an inner cavity for containing the shaft head, the bearing and the fixing piece, a locking bolt is arranged in the inner cavity, and the spool is connected with the rotating shaft through the locking bolt. Precise positioning and fixing are carried out through the supporting seats arranged on the single side, the power transmission path is optimized, the problem of concentricity deviation caused by accumulated installation errors of multiple components is solved, the supporting seats on the single side provide anti-bending moment fulcrums for the motor shell, and the capacity of the whole motor unit for resisting upsetting moment generated by loads of a winding roller cantilever is enhanced.

The utility model relates to a servo direct drive dry drawing machine motor and reel water disc assembly connection structure convenient to maintain, a water disc is provided with a water disc bottom plate installation port, a motor shell is fixed with the lower end face of the water disc at the position of the water disc bottom plate installation port, and a bearing seat is fixed with the upper end face of the water disc at the position of the water disc bottom plate installation port through a plurality of locking bolts. The bearing seat plugs the water disc bottom plate mounting opening, an upper end bearing and a lower end bearing are mounted in the bearing seat, the main shaft is sleeved with an inner ring of the upper end bearing and an inner ring of the lower end bearing, the upper section of the main shaft is conical, and an output shaft of the motor penetrates through the water disc bottom plate mounting opening and then is connected with the lower section of the main shaft through a spline so as to transmit power; a conical mounting hole is formed in the winding drum, the upper section of the main shaft is matched with the conical mounting hole of the winding drum through an inner conical surface and an outer conical surface and is connected with the conical mounting hole through a flat key, and a pressing plate is fixed on the upper end surface of the main shaft. The device has the advantages of simplicity in bearing replacement, convenience in maintenance and the like.

The invention relates to a method for separating a plurality of semiconductor material wafers from workpieces during a number of wafer separation operations for an associated workpiece separation process per workpiece by means of a wire saw comprising a wire gate of moving wire sections of a saw wire stretched between two wire guide rollers, wherein each of the wire guide rollers is mounted between a fixed bearing and a floating bearing, comprising the step of carrying out the wafer separation operations of the current workpiece separation process on the current workpiece by temperature-controlling the fixed bearing of the respective wire guide roller during the current workpiece separation process according to a previously determined WGTC temperature curve within the method, which was determined on the basis of a weighted determination of historical data from past workpiece separation processes.wherein, in each of the disc cutting operations, sawing is carried out in a cutting area of ​​the workpiece at a substantially constant cutting speed within the range of 2000 µm / min to 3000 µm / min. The invention further relates to a disc made of semiconductor material, which is produced in particular by the sawing method according to the invention, wherein the disc has a TTV value in the range of 6.0 µm to 58.5 µm, preferably in the range of 10.8 µm to 30.5 µm, and more preferably in the range of 12.9 µm to 25.6 µm.

The utility model relates to the technical field of food processing, and discloses a durable efficient food material crushing device which comprises a mounting frame, the bottom of the mounting frame is fixedly connected with a fixing frame, the upper surface of the fixing frame is fixedly connected with a motor, and one end of an output shaft of the motor is fixedly connected with a third belt wheel. A connecting box body is fixedly connected to the top of the mounting frame, two fixed bearings are fixedly connected to the top of the mounting frame, a first rotating shaft is inserted into the fixed bearings, one end of the first rotating shaft penetrates through the connecting box body and is fixedly connected with a first belt wheel, and the first belt wheel is in transmission connection with a third belt wheel through a belt. Materials attached to the discharging inclined hopper can be scraped off through the scraping plate, the discharging effect of the device is improved, meanwhile, intermittent discharging of the device can be achieved through the baffle, the discharging effect of the device is improved, the first belt wheel and the fourth belt wheel can be protected through the protection cover, and the protection effect of the device is improved.

The utility model relates to the technical field of adhesive chemical equipment, and discloses an adhesive subpackaging device which comprises an equipment body, a storage box is detachably connected to the top of the equipment body, a mounting plate is fixedly connected to the outer wall of the storage box, and fixing bolts are arranged on the outer wall of the mounting plate. A feeding assembly is arranged at the top of the storage box, a discharging valve is installed at the bottom of the storage box, and a discharging assembly is arranged at one end of the discharging valve; the feeding assembly comprises a feeding port, and the top of the storage box is fixedly connected with a mounting block. The adhesive subpackaging device is provided with the feeding port, the mounting block, the gear motor, the lead screw, the fixed bearing, the cover plate and the long rod, after an adhesive is poured into the storage box, the cover plate can move to cover the feeding port through work of the gear motor, the contact time of the adhesive and air is shortened, in this way, the using effect of the adhesive can be better, and the requirements of people are met.

The present invention provides an inverted pipe gallery valve transport vehicle for ships, which includes a main body frame and a plurality of bottom plate inclined tie rods. At the top of the main body frame, two traveling devices are symmetrically arranged at both ends along its length direction in a mirror image manner. At the bottom end of the main body frame, a fixed bearing bottom plate extending along its length direction is provided. On both sides of the fixed bearing bottom plate in the length direction, wing bearing bottom plates are hinged. On both side surfaces of the main body frame in the length direction, multiple groups of fixed eye plates are symmetrically arranged. Each group of fixed eye plates on the main body frame has three fixed eye plates spaced from top to bottom. On the upper end surface of the wing bearing bottom plate, a plurality of fixed eye plates are provided. The fixed eye plates on each wing bearing bottom plate are arranged opposite to a group of fixed eye plates on the main body frame. One end of the bottom plate inclined tie rod is rotatably connected to the middle fixed eye plate on the main body frame. The inverted pipe gallery valve transport vehicle of the present invention effectively improves the space utilization rate of the pipe gallery and reduces the consumption of track materials.

The utility model relates to the technical field of installation mistake-proofing devices for textile reel pipes, and discloses an installation mistake-proofing device for textile reel pipes, which comprises two groups of installation seats, a lower clamping ring is fixedly connected to the top of each installation seat, and an upper clamping ring is rotatably connected to the top of one side of each lower clamping ring. Limiting assemblies are fixedly connected to the surfaces of the lower clamping ring and the upper clamping ring, a movable seat is fixedly connected to the bottom of one mounting seat, an adjusting assembly is connected to the interior of the movable seat in a threaded mode, and a fixed bearing is connected to the interior of the lower clamping ring in a sleeved mode; the limiting assembly comprises a supporting spring fixedly connected to the surface of the lower clamping ring and the surface of the upper clamping ring. According to the installation mistake-proofing device for the textile reel pipe, through the arrangement of the lower clamping ring, the upper clamping ring and the limiting assembly, the effect of limiting installation of the textile reel pipe body is achieved, the deviation of the fixed bearing in the axial direction or the radial direction is reduced, meanwhile, the installation end point can be visually prompted, and human judgment errors such as the situation of excessive press-fitting or incomplete in-place are reduced.

This invention discloses a CVT drive clutch with downhill braking function, relating to the field of clutch technology. It includes a drive shaft, with a drive wheel assembly and a transmission wheel assembly connected to its two ends respectively. A braking assembly is provided between the drive wheel assembly and the transmission wheel assembly. The braking assembly includes a one-way bearing sleeved on the drive shaft; a bearing housing is sleeved on the outside of the one-way bearing; the inner ring of the one-way bearing is fixed to the drive shaft, and the outer ring of the one-way bearing is fixed to the bearing housing; a flange sleeve for connecting a drive belt is slidably sleeved on the outside of the bearing housing; the outer ring of the flange sleeve near the drive wheel assembly has a protruding structure for blocking the drive belt; an annular guide slider is sleeved on the outside of the bearing housing near the drive wheel assembly. The advantages of this invention are: it can achieve braking by clamping both sides of the drive belt, with fast response speed, good braking effect, and high reliability.

A motor vehicle drive system a traction transmission device. A traction transmission drive shaft is rotatably mounted in the transmission housing device. A traction transmission intermediate shaft is arranged axially parallel to and radially spaced apart from the traction transmission drive shaft. A traction transmission output shaft is arranged axially parallel to and radially spaced apart from the other two traction transmission shafts. The motor vehicle drive system is characterized in that the three traction transmission shafts are each mounted in the traction transmission housing device with a fixed / floating bearing; such a bearing has in each case at least one fixed bearing for absorbing axial forces; and at least two of these fixed bearings are mounted in the traction transmission cover.