45results about How to "Avoid up and down motion" patented technology

The invention discloses a silicon wafer cleaning and drying integrated device, which comprises a movable frame. A control cabinet, a cylinder, a lifting device, an automatic cover plate and a cleaningtank are arranged in the movable frame. The lifting device is arranged in a box body, a bracket for placing a silicon wafer carrying basket is disposed on one side of the box body, and the lifting device comprises a driving motor, a screw rod, a connecting rod and a connecting sleeve. The driving motor is disposed at the bottom surface of the box body. The driving motor drives the screw rod to rotate through a gear. A limiting slot is arranged at the lower part of the screw rod. The limiting slot is internally provided with a limiting block matched with the limiting slot. The silicon wafer cleaning and drying integrated device can realize the continuous up-down movement of the silicon wafer to be cleaned in the cleaning tank, improve the cleaning quality and the cleaning efficiency of thesilicon wafer; and nitrogen is introduced into an inner tank through a bubbling mouth to increase the fluidity and the turbulence of the cleaning liquid in the inner tank, and to enhance the cleaningeffect and drying effect of the cleaning solution on the surface of the silicon wafer.

An anchoring system for a transtibial or transfemoral (above or below the knee) prosthesis. A gel liner is inserted into a socket, and the liner has a dual-strap attachment system including an upper strap and buckle attached upwardly to the liner and passing out through the socket, and a lower strap attached distally to the liner. The liner also has a port attached at a lower distal end for introducing a vacuum into the liner and for evacuating fluids (sweat) therefrom. To accomplish the foregoing, an annular centering puck is attached at the distal end of the socket (at the aperture), the puck having a generally concave side in communication with the aperture for seating the liner therein. The centering puck is formed with a dual passage there through that passes both a vacuum tube and lower strap outward from the liner to exterior of the socket. A vacuum pump is coupled to the vacuum tube, and the liner is securely anchored in the socket by total contact induced by the vacuum force of the pump, and further secured by the first strap and buckle inserted through the socket and fastened to the second strap (passing out through the puck and inserted through the buckle, tightened, and closed upon itself to form a suspension fit which prevents lateral, pivotal and proximal shift.

The invention discloses a steel structure welding and clamping device for a building. The device comprises a protection cover and two supporting vertical plates, a driving mechanism and a lifting mechanism are mounted in the protection cover, a supporting plate is mounted on the top of the protection cover, a strip hole is formed in the supporting plate, the two supporting vertical plates penetrate through the strip hole, extend into the protection cover, and are matched with the driving mechanism, the lifting mechanism is mounted above the driving mechanism and is mounted between the two supporting vertical plates, the two ends of the lifting mechanism are mounted on the two supporting vertical plates, a clamping mechanism is mounted on the inner side of each supporting vertical plate, asteel structure can be clamped, welding precision is ensured, under the effect of the driving mechanism, the steel structure can be driven to rotate, a worker can conveniently weld the steel structure, the lifting mechanism can lift the steel structure required to be clamped to the same horizontal plane of the clamping mechanism, the clamping mechanism can conveniently clamp the steel structure, and the work efficiency can be improved.

The invention discloses a multifunctional garden tree sprinkling irrigation device which comprises a lifting device, a rotating device and a spaying device. The lifting device comprises an outer cylinder, a first-level lifting pipe, a second-level lifting pipe, a throttling device and a sealing cover arranged at the bottom of the outer cylinder. The first-level lifting pipe is arranged in the outer cylinder. The second-level lifting pipe is arranged in the first-level lifting pipe. The throttling device is arranged at the bottom of the second-level lifting pipe. The throttling device comprises a cylindrical throttling support, a throttling valve, a throttling spring and a throttling spacer. The top end and the bottom end of the throttling spring are fixed to the throttling valve and the throttling spacer respectively. The cylindrical wall of the throttling support is provided with a water outlet. The rotating device is arranged at the top of the second-level lifting pipe. The spraying device comprises a water outlet head and water outlet pipes. The water outlet pipes are communicated with the second-level lifting pipe and bent into an L shape. The ends of the water outlet pipes are provided with spray nozzles. The multifunctional garden tree sprinkling irrigation device has the advantages that the technical defect that an existing sprinkling irrigation device is inconvenient to disassemble and assemble is overcome, and sprinkling irrigation and water supplement of tall garden tree species are achieved.

The invention relates to a turret type tool turret rotating structure and a tool turret rotating method for a lathing and milling combined tool turret of a CNC lathe and a machining center. The structure comprises a tool turret; the tool turret adopts a three-plate clutch structure for rotation, and consists of a dividing gear plate A, a dividing gear plate B, a dividing gear plate C and a friction plate, wherein the dividing gear plate A is tightly fixed on the tool turret; the dividing gear plate C is tightly fixed on a base; the dividing gear plate B can perform piston movement; tooth sheets of the dividing gear plate A and the dividing gear plate C are arranged in alignment; the dividing gear plate B is meshed and locked with the tooth sheets of the dividing gear plate A and the dividing gear plate C; a servo motor and a worm drive a worm wheel to rotate through the worm; the worm wheel is arranged on a cylindrical helical gear axis; and cylindrical helical teeth of dividing gear plate A are meshed with a gear on the cylindrical helical gear shaft to drive the tool turret to rotate together.

The invention belongs to the field of building processing and particularly discloses building-material stirring equipment. The building-material stirring equipment comprises a stirring barrel, whereina guide block is arranged on the outer wall of the stirring barrel, and a spiral groove is formed in a rack; the rack is also rotatably connected with a stirring shaft and rotary shafts; the lower ends of the stirring shaft and the rotary shafts extend into the stirring barrel respectively, and stirring blades are respectively arranged on the stirring shaft and the rotary shafts along the peripheral direction; a driving gear is arranged on the stirring shaft, the rotary shafts are provided with driven gears meshed with the driving gear, and inner gear rings meshed with the driven gears are arranged on the inner wall of the stirring barrel; a water discharging groove is formed in the bottom part of the stirring shaft and is internally provided with a piston in a sliding and connecting manner, a piston rod is fixedly connected to the lower side of the piston, and the lower end of the piston rod is fixed at the bottom part of a piston barrel; a water inlet is formed in the top part of the stirring shaft, a water outlet is formed in the side wall of the stirring shaft, a water feeding pipe is rotatably connected with the water inlet, a water barrel is also arranged on the rack, and one end, which is far from the stirring shaft, of the water feeding pipe is communicated with the water barrel. The building-material stirring equipment disclosed by the invention has the beneficial effect that by adoption of the scheme, the requirement of automatically filling water in the stirring process is met.

A self-moving toboggan is composed of surface board, the front wheel assemblage consisting two front wheels and gear drive mechanism, the back wheel assemblage consisting of two back wheels and gear drive mechanism, two vertical rack bars with top ends vertically pivoted to lower surface of said surface board and engaged with the front and back gear drive mechanisms respectively, and the supporting frame pivoted to said surface board. Its advantages are high stability, easy control of gravitational center and high speed.

The invention belongs to the field of automobile parts maintenance, and discloses a cleaning device for automobile parts. The cleaning device for the automobile parts comprises a machine frame, and acleaning part, conveying parts and a clamping part are arranged on the machine frame. The cleaning part comprises a rotating shaft and a rotating motor for driving the rotating shaft. A plurality of cleaning rods are connected to the rotating shaft in a circumferential direction and located under a thread section. A cleaning brush is connected to the one end, away from a spring section, of a second horizontal section. A piston barrel is arranged above the rotating shaft and located on the machine frame, and the end face, near the rotating shaft, of the piston barrel is sealed. The lower end ofa piston rod is rotatably connected to the top end of the rotating shaft. The clamping part comprises clamping plates arranged on both sides of the rotating shaft, and magnets are connected to the clamping plates. The two conveying parts are arranged and are separately connected to both ends of a connecting rod, and the two conveying parts are symmetrically arranged relative to the rotating shaft. Each of the conveying parts comprises a first rack, a second rack and a first gear, wherein the first rack is connected to the connecting rod, the second rack is located above the clamping plates, and the first gear meshes with the first rack and the second rack. According to the scheme, the cleaning requirement of the inner walls of the tubular automobile parts with elliptical end faces is met.

The present invention discloses a drainage tube outlet fixing sticker for drainage bags. The drainage tube outlet fixing sticker comprises a first base cloth, a cylinder, gauze and a first sticker, the gauze is fixedly arranged in a middle part of a back surface of the first base cloth; the first sticker is located at the back surface of the first base cloth and also arranged in a manner of surrounding the gauze, a through-hole passing through the gauze is arranged in a center of the first base cloth, the cylinder is fixed outside the through-hole of a front surface of the first base cloth, the cylinder is arranged on the first base cloth to limit and guide passing out of a drainage tube, so that the drainage tube is close to skin and in a vertical state to the skin to reduce compression of skin near an intubation port; a plurality of pieces of second base cloth are arranged to be wound and adhered to a position, extending out of the cylinder, of the drainage tube, so that the drainagetube is effectively prevented from moving up and down at the position of the intubation port to reduce secondary damages to patients; and a plurality of support bars are arranged to support side surfaces of the drainage tube from different orientations in an inclined manner to further avoid toppling of the drainage tube.

The invention relates to the technical field of 3D printing, in particular to a 3D printing device and a use method thereof. The 3D printing device comprises a base and transmission frames located ontwo sides of the base respectively, wherein rollers are arranged on the two transmission frames and connected through a material carrying film; a feeding mechanism and a molding mechanism are sequentially arranged above the material carrying film; the molding mechanism comprises a molding platform and a lifting mechanism used for driving the molding platform to move up and down; a light beam generating device is arranged below the material carrying film; and a screen is arranged between the material carrying film and the light beam generating device and is parallel and opposite to the moldingplatform. The 3D printing device is high in printing efficiency, accurate in printing, skilful in concept, and suitable for 3D printing of printing materials with high viscosity and poor liquidity.

The invention relates to an automatic test fixture for a frequency converter. The automatic test fixture comprises a base and a workbench, wherein buffer devices are symmetrically arranged between the base and the workbench, a motor is installed on one side of the workbench, a movable seat in threaded connection with a threaded rod is fixedly installed below two movable plates, and clamping pieces are symmetrically installed on the opposite faces of the two movable plates. The device is simple in structure and novel in design, the threaded rod is driven by the motor to drive the two movable plates to move relatively, the grip drives the sliding block to further drive the clamping piece to move on the sliding groove, and therefore the device adapts to frequency converters of different specifications, and the application range of the device is widened; pressure on the frequency converter can be effectively buffered through the first spring and the second spring, the frequency converter is prevented from being excessively extruded and damaged, the frequency converter can be prevented from driving the workbench to move up and down through the buffer device, and the phenomenon of inaccurate test data caused by shaking of the frequency converter is further prevented.

The invention provides a refrigerator inner container and a refrigerator. The refrigerator inner container comprises an evaporator and a refrigerator inner container body; the evaporator comprises evaporating pipes; the inner wall of the refrigerator inner container body is provided with bosses which are located below the evaporating pipes and make contact with the outer walls of the evaporating pipes, wherein the bosses are used for supporting the evaporating pipes to enable the evaporator to be assembled on the refrigerator inner container body. According to the technical scheme, the bosses are arranged on the inner wall of the refrigerator inner container body, when the evaporator is installed on the refrigerator inner container body, the bosses can be clamped in the middles of the evaporating pipes of the evaporator to limit the evaporating pipes to move up and down, a role of supporting the evaporating pipes is played, therefore, the stability of the evaporator in the transportation process can be improved, the problems that the evaporating pipes at the bottom of the evaporator is too close to or makes contact with the bottom of the refrigerator inner container body due to the fact that the evaporator falls caused by road bumping can be avoided, then the problem that the refrigerator inner container body is deformed due to the too high temperature can be avoided, and the using safety of the refrigerator can be effectively improved.

The invention discloses a novel tracheal intubation fixing device, comprising an outer shell, an inner shell, a fixing structure, a mounting block, a piercing hole, an elastic band, a snap fastener, acircular through hole, a limiting plate, a protection cushion and a slide rail, wherein the fixing structure can realize the fixation of the tracheal intubation, avoids the fixation of the traditional adhesive tape and other articles, and not only improves the fixing effect of the device, but also facilitates the operating of the medical personnel; the limiting plate has the function of limitingthe cross bar, and prevents the cross rod from moving up and down, so that the work can be carried out better; the rubber cushion can make the fixation of the tracheal intubation more firm, and the protection cushion can prevent foreign objects from entering the inner shell, thus avoiding affecting the work of the gear and other structures in the fixed structure, and reducing the maintenance cost;Through the cooperating of the vertical rod through the sliding rail and the sliding block, the left and right movement of the cross rod can be more stable, so as to be convenient for operating.

The invention discloses a servo adjustable tool for brake disc machining. The servo adjustable tool comprises a tool apron body, an upper end face tool apron, a lower end face tool apron, a movable driving mechanism and a pressing limiting mechanism, and the upper end face tool apron is mounted at the bottom of the tool apron body; the tool apron body is internally provided with a mounting groove,the upper portion of the lower end face tool apron is arranged in the mounting groove, the lower portion of the lower end face tool apron is located outside the mounting groove, an upper turning toolis mounted on the upper end face tool apron, and a lower turning tool is mounted on the lower portion of the lower end face tool apron; the movable driving mechanism comprises a servo motor, a motorseat, a screw rod, a lead screw nut and a bearing seat, the motor seat is mounted on the top of the bearing seat, and an output shaft of the servo motor is connected with the upper end of the screw rod; and the lower end of the screw rod penetrates through the bearing seat and then stretches into a vertical groove formed in the lower end face tool apron, the lead screw nut is in threaded fit withthe screw rod, and the lead screw nut is fixed to the upper end of the lower end face tool apron. The servo adjustable tool can adapt to machining of brake disc parts with different specifications andsizes, the machining demands of the brake disc parts with the various specifications can be met, the production efficiency is improved, and the machining cost is reduced.

The invention relates to the field of fluid, in particular to a corrosion-resistant program-controlled injection pump system. The injection pump system consists of a syringe and a driving stepping motor thereof. Components in the system contacting with the fluid are all made of a high molecular material resistant to chemical corrosion (containing fluoroplastic, polypropylene, polyphenylene sulfide, polyetheretherketone or polyethylene and the like). The system is composed of at least a syringe with a channel, a driving stepping motor and a set of mechanical transmission components. The drivingstepping motor is programmed to achieve automated operation. Metal components in the system are enclosed in a box body made of a corrosion-resistant polymer material and are relatively isolated fromthe external environment so that the metal components are prevented from being corroded.

The invention relates to an automatic longitudinal convenient low-heat-resistance LED vehicle lamp capable of adjusting an irradiation angle, and belongs to the technical field of vehicle lamps. The lamp comprises a mounting plate, a lamp cup, an LED lamp bead, an aluminum substrate and radiating plates, wherein grooves are formed in the radiating plates; the aluminum substrate is embedded in the grooves; a mounting base is mounted on the mounting plate, and is hinged with a swing rod; a swing end of the swing rod is fixed on the radiating plates; a bushing is fixed on the radiating plate at the left side of the swing rod, and is perpendicular to the radiating plate; a swing mechanism for swinging the swing rod is arranged corresponding to the bushing; a spring is arranged between the radiating plate at the right side of the swing rod and the mounting plate; and the two ends of the spring are respectively mounted on the radiating plate and the mounting plate through spring bases. The lamp is convenient to be longitudinally adjusted in illumination at night to prevent the achievement of longitudinal adjusting phenomenon through manually putting an object below a front wheel or a rear wheel of a motorcycle.

The invention relates to an automatic LED automobile lamp with the beam angle being longitudinally adjusted conveniently, and belongs to the technical field of automobile lamps. The automatic LED automobile lamp comprises a mounting plate, a lamp cup, an LED light source and a radiating plate. A mounting base is mounted on the mounting plate, and a swing rod is hinged to the mounting base. The swing end of the swing rod is fixed on the radiating plate. A sleeve is fixedly arranged on the radiating plate on the left side of the swing rod, and the sleeve is perpendicular to the radiating plate. A swing mechanism used for swinging the swing rod is arranged corresponding to the sleeve. A spring is arranged between the radiating plate on the right side of the swing rod and the mounting plate, and the two ends of the spring are mounted on the radiating plate and the mounting plate through spring bases respectively. The automatic LED automobile lamp with the beam angle being longitudinally adjusted conveniently has the advantages of being simple in structure and convenient to operate, facilitating longitudinal adjusting in the night lighting using process, and avoiding the phenomenon that longitudinal adjusting can be achieved only when objects are manually cushioned on a front wheel or a rear wheel of a motorcycle.

The invention discloses an environment-friendly building perforating device with a positioning structure. The device comprises a machining table, a servo motor, a protection frame, a shielding frame,a compaction plate and a containing table. The servo motor is fixed to the upper surface of the machining table through bolts, a driving shaft is fixedly welded to the output end of the servo motor, and the lower surface of the driving shaft is in threaded connection with a drilling head. A containing groove is formed in the lower surface of the shielding frame, acceleration balls are arranged inthe containing groove, connecting rods are fixedly welded to the top of the inner side of the machining table, second reset springs are fixedly welded to the lower ends of the connecting rods, the compaction plate is arranged on the outer surfaces of the connecting rods, a feeding port is formed in the surface of the rear side of the machining table, and the lower surface of the inner side of themachining table is rotationally connected with an air suction fan. According to the environment-friendly building perforating device with the positioning structure, the protection frame, first reset springs, the shielding frame and the containing groove are arranged, splashing of scraps can be reduced, and therefore the workload of secondary cleaning of workers is reduced.

The invention relates to a contact clamping force test auxiliary device for a fuse type isolation switch. The contact clamping force test auxiliary device for a fuse type disconnecting switch comprises two top pressing plates and a traction plate. The two top pressing plates are arranged in parallel at an interval, and the opposite sides of the two top pressing plates are matched with the inner side of a bent section of a handle on a cover plate in a top pressing mode; the traction plate is arranged between the two top pressing plates, a hook hole and a handle pushing part are arranged on thetraction plate, a hook of the tension meter is hooked in the hook hole, and the handle pushing part is matched with the handheld section of the handle in a pushing mode so as to drive the handle to move together when the tension meter pulls the traction plate; compression type elastic pieces are arranged between the traction plate and the two top pressing plates, the compression type elastic pieces apply elastic acting forces away from each other to the traction plate and the corresponding top pressing plates, and the elastic acting forces borne by the two top pressing plates are the same, sothat the traction plate is located between the two top pressing plates. The problem that a drag hook of a tension meter in the prior art is not easy to be centered when hooking a handheld section of ahandle is solved.

The invention discloses a dragon boat suitable for a match. The dragon boat comprises a dragon boat body, wherein the dragon boat body is provided with a drummer unit; drummer unit comprising a template, a pedal cabin is sunken close to the front end of the template; two protruding parts protrude out of the template surface at the front end of the pedal cabin; the upper end faces of the protrudingparts incline from front to back. A seat surface is formed on the template surface at the rear end of the pedal cabin; the upper part of the seat surface protrudes to form a backrest; a first left end part and a first right end part protrude from the two sides of the pedal cabin; a second left end part and a second right end part protrude from the two sides of the seat surface; a drum support with a drum is placed and fixed on the upper end surface of each protruding part; according to the invention, by arranging an independent detachable integrated drummer unit, accurate and efficient knocking of the drummer is facilitated, the drum bottom face is improved through the protruding parts, the loudness is increased, the drummer drumming action is more natural, and more powerful and it is easier to knock the drum circle center, the sound loudness is higher, the line type is matched with the ship body curve, and the drummer unit and the dragon boat body are convenient to install and can bedetached.