425results about How to "Achieve left and right movement" patented technology

The invention relates to a drilling machine and particularly relates to a novel drilling machine for a carbon fiber composite plate. The technical problem to be solved by the invention is to provide the novel drilling machine for the carbon fiber composite plate, which is low in energy consumption, convenient to operate and high in drilling precision. In order to solve the technical problem, the invention provides such novel drilling machine for the carbon fiber composite plate, comprising a left frame, a bottom plate, a placing platform, a first rocking handle, a first bearing block, a first rotating shaft, a first bevel gear, a pressing block, a moving rod, a sleeve, an elastic element, a first fixed plate and the like; the left side of the top of the bottom plate is welded with the left frame; the middle of the top of the bottom plate is welded with the placing platform; and the upper end of the right side of the left frame is connected with the first bearing block in a bolt connection way. According to the novel drilling machine for the carbon fiber composite plate, the horizontal movement of a drill bit and the drilling operation for any position on the carbon fiber composite plate can be realized through rotating the first rocking handle, and the vertical movement of the drill bit can be realized through rotating a second rocking handle.

The invention discloses an anti-offset cutting device for architectural tiles, which comprises a base, a casing, a cutting table, a clamping device, a driving motor, a cylinder, a cutting motor, a cutting wheel and a fan. The upper surface of the cutting table is provided with several Through holes, a fan is fixedly installed inside the base, a foam collection box is connected to the air outlet of the fan, a clamping device is fixedly installed on the upper surface of the base, the output shaft of the driving motor is horizontal to the left and connected with a screw, the screw A sliding sleeve is installed on the upper thread, and a cutting motor is fixedly connected to the piston rod of the cylinder. Set the clamping device to clamp the tiles to prevent the tiles from shifting during the cutting process and improve the cutting accuracy; by using the drive motor to drive the screw to cooperate with the sliding sleeve, the cutting wheel can move left and right, so that the tiles can be cut stably, saving It saves time and effort, improves production efficiency, and at the same time, compared with manual cutting, it has higher precision and higher safety.

The invention discloses a land-air four-rotor-wing unmanned aerial vehicle capable of rolling on the ground, and belongs to the technical field of four-rotor wing unmanned aerial vehicles. The land-air four-rotor-wing unmanned aerial vehicle capable of rolling on the ground comprises a four-rotor-wing mechanism, a flexible spherical shell mechanism and a control system; the four-rotor-wing mechanism and the flexible spherical shell mechanism are connected in a coupled mode through rotating shafts and bearings, the four-rotor-wing mechanism is made of carbon fibers, the flexible spherical shell mechanism is made of a polyformaldehyde material, and the bearings are made of plastic; the four-rotor-wing mechanism is composed of a base, long shafts, short shafts, installation frames, drive motors and rotor wings, and the control system is arranged in the base; the flexible spherical shell mechanism is composed of two fixing seats and multiple arc-shaped flexible rods, the centers of the arc-shaped flexible rods are provided with rolling rings, and the arc-shaped flexible rods are inserted into the rolling rings in a penetrating mode; the control system comprises a storage battery, a control assembly and a sensor system. The four-rotor-wing unmanned aerial vehicle is wide in application range and can fly randomly, roll and freely walk on the ground and be prevented from being damaged after falling from the high attitude.

The invention relates to an automatic adjusting projector. The automatic adjusting projector is arranged on a ceiling and comprises an installation base. An upper cover plate of the installation base is connected with the ceiling. The installation base is connected with the upper end face of the projector through a telescopic pole. An electromagnet is arranged on the upper cover plate. A metal pressing plate is arranged in the installation base and located below the upper cover plate. The upper cover plate is connected with the metal pressing plate through springs. A first transverse sliding groove is formed in the bottom of the installation base. A sliding block is slidably connected in the first sliding groove. The upper end face of the sliding block abuts against the metal pressing plate. A rack is fixedly arranged on the side face of the sliding block. A gear engaged with the rack is in rotational fit with the installation base. The bottom of the sliding block is welded to the telescopic pole. Compared with the prior art, the projector can not only move up and down, but also can move left and right by pushing the sliding block to move through the gear and the rack, and it is ensured that contents can be completely projected on a curtain through the projector, so that the projection completeness is improved.

The invention discloses a four-foot robot walking mechanism comprising linear joints. The four-foot robot walking mechanism comprises a robot trunk part, two pairs of leg mechanisms are arranged at the two sides of the robot trunk part, each pair of leg mechanisms are symmetrically arranged on the robot trunk part, and the leg mechanisms are connected with the robot trunk part through hip joints and connected with foot mechanisms; the leg mechanism comprises a leg body, and one linear joint is arranged in the leg body in a matched mode; each linear joint comprises a driving part and a driven part, wherein the driven part is connected with a transverse rotation power device through a connecting part, the driving part acts to drive the driven part to linearly move up and down so that the corresponding leg body can move up and down to achieve leg lifting, the transverse rotation power device drives the corresponding leg body to swing in the front and back direction, the transverse rotation power devices of each pair of leg mechanisms operate alternately, and the transverse rotation power devices of the two leg mechanisms at the same side operate alternately to drive the leg bodies to achieve four-foot gait walking.

The invention discloses a half-moon-shaped concrete swinging stirring device for building construction. The half-moon-shaped concrete swinging stirring device comprises a bottom plate, wherein supportframes are arranged at the two sides of the upper end of the bottom plate; support plates are arranged on the upper ends of the support frame; an ascending and descending motor is arranged at the upper end of the support plate arranged at the right side; the left end of the ascending and descending motor provided with a rotating shaft; rotating cams are arranged at the two ends of the middle partof the rotating shaft; a position limiting tube is arranged at the inner side of the upper end of each support frame; an ascending and descending plate is arranged inside each position limiting tube;a stirring motor is arranged in the middle of the upper end of the ascending and descending plate; the lower end of the stirring motor is provided with a stirring shaft; stirring blades with different lengths are arranged at the outer side of the lower end of the stirring shaft; a position limiting post is arranged in the middle of the upper end of the bottom plate; a position limiting ball is arranged at the upper end of the position limiting post; a swinging barrel is in contact with the upper end of the position limiting ball; a first rack is arranged in the middle of the position limitingpost positioned at the left side; the right end of the first rack is connected with a second baffle plate; the right end of the second baffle plate is connected with a second rack. The half-moon-shaped concrete swinging stirring device has the advantages that the occurrence of the concrete layering phenomenon at the upper side, lower side, left side and right side is avoided, so that the production quality of the concrete is greatly improved.

An automatic aligning device comprises a control system, a hydraulic device and a displacement detection device, wherein the control system and the hydraulic device are arranged on a fixing rack at the rear end of a harvest machine, the control system is connected with a harvest frame through a hydraulic cylinder, and an evacuation device and a grain lifter are arranged at the front end of the harvest frame; the displacement detection device is arranged on the grain lifter; and the displacement detection device comprises a swing rod and an angular displacement sensor, and the swing rod is connected with a singlechip used as the control system through the angular displacement sensor. The swinging angle theta of the swing rod is less than or equal to 60 degrees. The displacement detection device consisting of the swing rod and the angular displacement sensor is additionally arranged on the grain lifter and is matched with the control system to control the leftward and rightward movement of the harvest frame, so that the evacuation device can be automatically aligned; and compared with manual regulation, the automatic aligning device is more flexible, the technical requirements on an operator are lowered, and the mechanical damage rate and the fruit loss rate of crops are reduced.

The invention relates to an electric control system for a double-clutch automatic gearbox. In the electric control system, a washing set for a solenoid valve of a wet type double-clutch automatic gearbox mainly comprises a solenoid valve, a clutch 1 pressure control valve (CPCV1), a clutch 2 pressure control valve (CPCV2), a switch valve 1 (COV1), a switch valve 2 (COV2), a main oil pressure control valve (MPCV), a gear pressure control valve 1 (GPCV1), a gear fork direction control valve 1 (GASV1), a position selecting valve 1 (SCV1), a gear pressure control valve 2 (GPCV2), a gear fork direction control valve 2 (GASV2) and a position selecting valve 2 (SCV2). According to the electric control system, the algorithm is easy to realize, the data collection is convenient and the maneuverability is strong; compared with the other domestic wet type double-clutches, the electric control system has the advantages that a washing control function for the solenoid valve is added, the fault occurrence rate of the gearbox is reduced and the safety is increased; and the routine maintenance and preservation for the gearbox are easy to perform.

The invention relates to ball cleaning equipment, in particular to pet dog toy ball cleaning equipment. The technical problem to be solved by the invention is to provide the pet dog toy ball cleaningequipment which is thorough in cleaning, can accurately clean and cannot enable water to flow outside to pollute a floor during cleaning. In order to solve the technical problem, the invention provides the pet dog toy ball cleaning equipment. The pet dog toy ball cleaning equipment comprises a base, a fixed plate, a moving mechanism, a placing frame, a water outlet pipe, a first valve, a filter screen, a bracket, a second slide rail, a second slide block, a brush, a nozzle and the like; the fixed plate is arranged in middle of the base; the moving mechanism is arranged at the top of the fixedplate; the placing frame is arranged above the moving mechanism; the water outlet pipe is arranged at the lower part of the right wall of the placing frame; and the first valve is arranged at the right part of the water outlet pipe. The pet dog toy ball cleaning equipment achieves the effects of thorough cleaning, capability of accurately cleaning and incapability of enabling the water to flow outside to pollute the floor during cleaning, realizes the ball brushing work through front-back movement of the placing frame, and improves the working efficiency when saving the labor force.

The invention discloses a coal mining machine which comprises at least three driving parts (26) and a traveling box, wherein the driving parts (26) are connected with the traveling box; and the pin gear of each driving part (26) is engaged with the pin rail of a scraper conveyor. The traction force distribution of the coal mining machine is reasonable. On the premise of satisfying the demands of the coal mining machine for large traction force, the working pressure between the pin gear of the coal mining machine and the pin rail of the scraper conveyor is reduced, and the stability of the coal mining machine is enhanced. The invention also discloses an integrated coal mining facility comprising the coal mining machine.

The invention relates to a tube cutting device of a multi-cutter paper tube making machine and belongs to the field of machinery. The tube cutting device comprises a cutter, a frame, a carrier roller set, a cutting table shifter and vertical plates. The cutter and the carrier roller set are disposed on the vertical plates respectively. The cutting table shifter is connected with the frame. The cutter comprises a cutter head and a cutter head regulator. The cutter and the carrier roller set are moved through the cutting table shifter. The carrier roller set comprises a carrier roller rotation mechanism and a carrier roller regulation mechanism. The tube cutting device is capable of directly cutting according to the required paper tube specifications, needs no tube cutting process and enables operating efficiency to be increased.

The invention discloses a hexagonal strapping device for steel tubes, which belongs to the field of electromechanical equipment. The hexagonal strapping device comprises a belt slide way bottom plate, a first belt slide way steel plate, a second belt slide way steel plate, a third belt slide way steel plate, a fourth belt slide way steel plate, a first steel plate, a second steel plate, a third steel plate, a fourth steel plate, a first cylinder, a second cylinder, a third cylinder, a fourth cylinder, a fifth cylinder, a sixth cylinder and automatic switches, wherein the first belt slide way steel plate, the second belt slide way steel plate, the third belt slide way steel plate and the fourth belt slide way steel plate are installed on the belt slide way bottom plate; the first steel plate, the second steel plate, the third steel plate and the fourth steel plate are installed on the first belt slide way steel plate, the second belt slide way steel plate, the third belt slide way steel plate and the fourth belt slide way steel plate respectively; the cylinders are installed on the belt slide way bottom plate and the belt slide way steel plates; a plurality of the automatic switches are distributed on the belt slide way bottom plate and the belt slide way steel plates according to the different types of the steel tubes. The hexagonal strapping device disclosed by the invention is capable of automatically finishing strapping for different types of the steel tubes.

The invention discloses an atomizing, oil-spraying and mixing device for feed production and processing. The atomizing, oil-spraying and mixing device comprises a supporting seat, wherein a mixing boxis mounted at the upper end of the supporting seat; a rotating shaft is mounted in the middle of the supporting seat; a rotating wheel is mounted in the middle of the rotating shaft; a first gear rack is engaged with the upper end of the rotating wheel; a first guiding block is mounted in the middle of the upper end of the first gear rack; a first guiding rod is connected to the upper end of thefirst guiding block; a left swinging rod is connected to the left end of the first gear rack; a left connecting rod is mounted in the middle of the right end of the left swinging rod; a second gear rack is engaged with the lower end of the rotating wheel; a second guiding block is connected to the middle of the lower end of the second gear rack; a second guiding rod is connected to the middle of the second guiding block; a right swinging rod is connected to the right end of the second gear rack; and a right connecting rod is connected to the middle of the left end of the right swinging rod. According to the atomizing, oil-spraying and mixing device disclosed by the invention, the left and right movement of a mixing frame is realized, and the mixing effect of oil and a feed is improved; andbesides, the feed is efficiently crushed by the action of a crushing shaft and a mixing shaft, so that agglomeration of the feed is avoided and the quality of the feed is improved.

The invention discloses multifunctional bridge equipment. The multifunctional bridge equipment comprises a rack; the rack is provided with a first empty bin and a second empty bin which are arranged in the left side and the right side of the rack; a top cover is fixedly arranged at the top of the rack; the outer side of the top cover obliquely has a slant angle; a partition panel is arranged between the first empty bin and the second empty bin; a guide moving groove extending towards the left side and the right side is formed in the bottom in the first empty bin; a first through bin is formed at the bottom of the partition panel; the bottom of the first through bin communicates with the guide moving groove mutually; a first concave bin is arranged in the left side of the first empty bin opposite to the left side of the first through bin; a second concave bin is arranged in the right side of the second empty bin opposite to the right side of the first through bin; a first spiral rod is arranged in the first through bin in a left and right extending manner; and a grinding platform connected in a matching manner is arranged on the first spiral rod. The multifunctional bridge equipment is simple in structure, convenient to operate, high in working efficiency and powerful in environmental protection function.

The invention discloses a lawn mowing device driven by a screw to ascend and descend and special for afforestation. The lawn mowing device comprises a main support, an auxiliary support, a lifting frame, a cutting machine and a trimming knife, a rack is slidably mounted on a horizontal sliding rail through a sliding rod, a second driving motor is fixedly mounted on the right side of the inside ofthe lifting frame through a support, a driving bevel gear is mounted on an output shaft of the second driving motor in an interference fit manner, a driven bevel gear is connected on the left side ofthe driving bevel gear in a meshed manner, a half gear is concentrically and rotatably mounted on the driven bevel gear, a main connection rod is fixedly welded on the lower side of the rack, the cutting machine is fixedly mounted on the lower side of the main connection rod, and the trimming knife is mounted on an output shaft of the cutting machine. Through threaded fit between a screw and a slider, height of the lifting frame can be adjusted, ground clearance of the trimming knife is adjusted indirectly, and lawn mowing length is determined accurately; by combining rotation of a roller, andautomatic moving for trimming can be realized; compared with manual trimming, the lawn mowing device is more orderly in lawn mowing, and beautiful degree is increased.

The invention discloses a high-efficiency drilling machine for furniture production. The drilling machine comprises a bottom plate, wherein supporting columns are fixedly arranged at the four cornersof the top of the bottom plate; a top plate is arranged at the upper portion of the bottom plate; the tops of the supporting columns are fixedly connected with the bottom of the top plate; and the topof the top plate is fixedly provided with a first servo motor. According to the high-efficiency drilling machine for furniture production, a drill bit can move back and forth by setting the first servo motor, a first threaded rod, a first bracket plate, a first connecting block and an L-shaped rod; the drill bit can move left and right by setting a U-shaped plate, a connecting rod, a second threaded rod, a second servo motor and a second connecting block; the drill bit can move up and down by setting an electric push rod, a T-shaped rod and a sliding plate, so that the drilling is carried outin any position of the board, and therefore, the labor intensity of workers is reduced and the machining efficiency is improved; and by setting a fixing device, the different sizes of boards can be fixed, so that the practicability is higher.

The invention relates to separation and extraction equipment and particularly relates to separation and extraction equipment for a streptomyces fermentation metabolite Xinaomycin. The invention aims at providing separation and extraction equipment for a streptomyces fermentation metabolite Xinaomycin, which realizes a good grinding effect and a good stirring effect. To solve the technical problem, the invention provides separation and extraction equipment for a streptomyces fermentation metabolite Xinaomycin, which comprises a fermentation box, a box cover, a rubber pad, a first handle, an insertion rod, a first through hole, a guide rod, a first spring, a moving rod, a second handle, a gas inlet pipe, a first gas outlet pipe and the like; the box cover is arranged above the fermentation box; the rubber pad is pasted at the bottom of the box cover; and the top middle of the box cover is connected with the first handle through screws. In the invention, a rotating motor drives a rotation rod to rotate so as to realize the stirring and fermentation treatment of seed liquid; and moreover, the rotation rod is also provided with a stirring device capable of improving the stirring effect.

The invention discloses plastic craft product spraying and processing equipment, and belongs to the technical field of plastic craft product processing equipment. The equipment comprises a fixed bottom plate, supporting frames are arranged on the two sides of the upper end of the fixed bottom plate, a limiting frame is arranged at the upper end of the supporting frames, a limiting block is arranged in the limiting frame, the middle of the limiting block is connected with a screw rod through an inner threaded hole, the lower end of the limiting block is connected with a limiting rod, a fixing plate is arranged in the middle of the lower end of the limiting rod, an air inlet box is arranged on the left side of the lower end of the fixing plate, a rotary air injection shaft is arranged in theair inlet box through a bearing, a first gear is arranged in the middle of the lower end of the rotary air injection shaft, an air injection disc is arranged at the bottom end of the rotary air injection shaft, the right side of the lower end of the fixed plate is provided with a rotary grinding shaft through a bearing, the middle of the lower end of the rotary grinding shaft is provided with a second gear, and the bottom end of the rotary grinding shaft is provided with a grinding disc. According to the equipment, the spraying effect on the craft product is met, on one hand, grinding of thecraft product before spraying is realized, and on the other hand, drying of the sprayed craft product is realized.

Disclosed is a wall painting machine. The wall painting machine comprises a machine frame, a roller brush and a spraying head. The wall painting machine further comprises curve guide rails, curve guide rail sliding blocks, curve guide rail motors and a spraying and rolling device fixing plate. The machine frame is provided with the curve guide rails. Each curve guide rail comprises vertical sections and a horizontal section. The vertical sections are connected with the horizontal section. Each curve guide rail sliding block can be slidably installed on the corresponding curve guide rail in a sleeving mode. Each curve guide rail sliding block is connected with the corresponding curve guide rail motor used for driving the corresponding curve guide rail sliding block to move. The two ends of fixing shafts each are connected with one curve guide rail sliding block. The spraying and rolling device fixing plate is fixed on the fixing shafts. The roller brush and the spraying head are located on the spraying and rolling device fixing plate. According to the wall painting machine, the applicability is good, and the uniformity is good.

The invention discloses a grab bucket type feeding and transporting device for garbage crushing treatment. The grab bucket type feeding and transporting device comprises moving seats, lifting cylinders are installed at the upper ends of the moving seats, and lifting frames are mounted at the upper ends of the lifting cylinders. A guide sleeve is mounted on the upper ends of the lifting frames, anda moving block is installed inside the guide sleeve. A first screw rod is installed on the middle portion of the moving block, and a fixing plate is installed at the lower end of the moving block. Afixed tube is installed at the lower end of the fixing plate, and a second screw rod is installed inside the fixing tube. A driven gear is mounted on the middle portion of the upper end of the secondscrew rod, and a driving gear is arranged at the right end of the driven gear in a meshing mode. A lifting disk is installed on the middle portion of the lower end of the second screw rod through a threaded hole, and hinged bars are fixed to both ends of the lifting disk. Pull rods are hinged to the middle portions of the hinged bars, and hinged blocks are hinged to the tail ends of the pull rods.A limiting block is installed at the bottom end of the fixed tube, a rotating pin is installed on the middle portion of the lower end of the limiting block, and pulling plates are installed on both sides of the lower end of the rotating pin. According to the grab bucket type feeding and transporting device for the garbage crushing treatment, the grabbing of garbage is realized, and manual feedingand transportation are avoided, time and labor are saved, and the crushing cost is greatly reduced.

The invention discloses an incomplete gear-rack-meshing type wall surface painting device for building interior decoration. The incomplete gear-rack-meshing type wall surface painting device comprisesa base, fixed barrels are mounted on the two sides of the upper end of the base, and screw rods are mounted in the fixed barrels; a driven gear is mounted at the middle of the lower end of each screwrod, a lifting column is mounted at the upper end of each screw rod through a thread hole, and a lifting table is mounted at the upper ends of lifting columns; material guiding cylinders are mountedon the two sides of the upper end of the lifting table and are internally provided with pistons, guide rods are mounted between the pistons, a rack frame is mounted between the guide rods, and a rotating gear is engaged with the inner side of the rack frame; a driving shaft is mounted at the middle of the lower end of the rotating gear, movable frames are mounted on the two sides of the rear endsof the guide rods, a movable plate is mounted at the rear ends of the movable frames, and a material distribution cavity is formed in the rear end of the movable plate; and the interiors of the material guiding cylinders are connected with the material distribution cavity through material-out pipes, and the interiors of the material guiding cylinders are further connected with feeding pipes. According to the incomplete gear-rack-meshing type wall surface painting device for building interior decoration, left-right moving of brush bristles are achieved, the painting effect on the wall surface is achieved, and meanwhile, automatic material supplement of the material distribution cavity is further achieved.

The invention discloses a novel mailbox device, which comprises a base frame with a first hollow cavity and a second hollow cavity on the left and right sides, the bottom of the base frame is fixedly provided with a chassis, and the bottom of the chassis is provided with a mounting groove, in which the A counterweight is provided for disassembly, a spacer is provided between the first hollow cavity and the second hollow cavity, the bottom of the first hollow cavity is provided with a guide groove extending to the left and right sides, and the bottom of the spacer is provided with a bottom and a The guide groove communicates with the first opening set, the left side of the first opening opposite to the first hollow cavity is provided with a first notch on the left side, and the first opening is opposite to the right side of the second hollow cavity on the right side. In the second notch, a first screw connecting rod is arranged to extend left and right in the first opening, and a compression table for matching connection is arranged on the first screw connecting rod, and an adjustment part is arranged on the upper left side of the compression table; the present invention has a simple structure and is easy to operate. Convenience, high work efficiency, strong environmental protection function.

The invention discloses an automobile firmware infiltration processing treatment device which comprises a supporting seat, wherein a fixing seat is arranged at the middle part of the lower end of thesupporting seat; a drive motor is mounted at the lower end of the fixing seat; a driving belt pulley is mounted at the middle part of the front end of the drive motor; the driving belt pulley is connected with a driven belt pulley by virtue of a belt; a rotary cam is arranged at the middle part of the front end of the driven belt pulley; the upper end of the rotary cam is in contact with a liftingplate; a lifting column is mounted at the middle part of the upper end of the lifting plate; a lifting table is mounted at the upper end of the lifting column; support frames are mounted on two sidesof the upper end of the lifting table; rotating wheels are mounted at the middle parts of the front ends of the support frames; eccentric columns are mounted at the middle parts of of the front endsof the rotating wheels; moving frames are mounted on the outer sides of the eccentric columns in a sleeving manner; moving racks are arranged at two ends of the moving frames; moving plates are arranged between the bottoms of the moving racks. According to the automobile firmware infiltration processing treatment device disclosed by the invention, reciprocating motions in the upper, lower, left and right directions of the whole automobile firmware can be realized, so that the automobile firmware can be in full contact with a wetting fluid in an infiltration tank, and the condition that the automobile firmware is manually held to swing so as to be infiltrated is avoided.

The invention provides a precise rotary body transferring tool. The precise rotary body transferring tool comprises a platform trolley, an adjusting supporting mechanism and a tray mechanism. The platform trolley is provided with the adjusting support mechanism and the tray mechanism and is fastened. The platform trolley can be adjusted in the horizontal direction by the platform trolley. A lifting mechanism, a left-right adjusting mechanism and an angle adjusting mechanism are arranged on the adjusting supporting mechanism. The lifting mechanism and a guide column guide sleeve I drives a guide rail platform. A sliding block base, a left-right adjusting support and a left-right adjusting mechanism are arranged on the guide rail platform. A damping spring, a guide column guide sleeve II, and a top plate are arranged on the sliding block base. An angle adjusting mechanism is arranged on the top plate, so that the tool can vertically ascend and descend along the radial line direction andmove left and right along the axis direction, is good in guiding and damping performance. A roller support, roller wheels and a tray are arranged on the tray mechanism, so that the tool is deviated along the axis direction. According to the tool, the adjustable range is wide, a plurality of platform trolleys are connected, so that the rapid transfer of different precise rotary body workpieces andlengthened workpieces is suitable, and the safety, stability, collision avoidance and scratch resistance of transfer are achieved.

The invention relates to a garbage can, in particular to a medical mask smashing garbage can. According to the technical aim, the medical mask smashing garbage can can automatically spray disinfectantfluid to medical masks, the disinfectant fluid is sprayed in time, and germs are prevented from being diffused. According to the technical scheme, the medical mask smashing garbage can comprises an outer shell and tearing mechanisms, and an inner shell is arranged in the outer shell; and a square funnel is mounted at the top of the inner shell, the tearing mechanisms are arranged inside and outside the inner shell, disinfecting mechanisms are arranged on the right portion and the front side of the inner shell, and the disinfecting mechanisms are connected with the tearing mechanisms. According to the medical mask smashing garbage can, the medical masks can be torn through the tearing mechanisms, the medical masks do not need to be cut into pieces one by one, and manual operation is reduced; by means of the disinfecting mechanisms, the disinfectant fluid is sprayed, and the medical masks are disinfected while the medical masks are torn; and by means of a rotary plate, an opening of thesquare funnel can be covered, and germs are prevented from being diffused out of the inner shell.

The invention discloses a hardware accessory polishing device and relates to the technical field of hardware accessory processing equipment. The hardware accessory polishing device comprises a worktable, wherein first connecting seats are connected to two side of the worktable, a first motor is mounted on one side of one first connecting seat, the output end of the first motor is connected to a first belt wheel, and one end of the first belt wheel is connected to a first lead screw. By arranging the first motor, a second motor, an electric push rod, the first connecting seats, a second connecting seat, a first slide block and a second slide block, the first motor drives the first slide block to move on the first lead screw in the first connecting seat, so that a polishing wheel moves frontand back; the second motor drives the second slide block to move on the second lead screw in the second connecting seat, so that the polishing wheel moves left and right; the electric push rod stretches , so that the polishing wheel moves up and down to polish a workpiece all around, and therefore, the operating labor force of staff is reduced and the production efficiency of the device is improved.

The invention discloses a massage chair back which comprises a support, a machine core, a rotating lead screw and a fourth motor. Guide rail grooves are arranged on the two sides of the support. The two sides of the machine core are connected with first sliding blocks. The first sliding blocks can slide up and down along the guide rail grooves. A nut is arranged on the machine core. A thread of the nut is matched with a thread of the rotating lead screw. The upper and lower ends of the rotating lead screw are in rotating connection with the upper and lower ends of the support. One end of the rotating lead screw is connected with a belt wheel. The belt wheel is connected with the fourth motor through a belt. The machine core comprises a first motor, a second motor, a third motor, a massage arm, a first rotating shaft, a connecting device and a pushing device. The first rotating shaft is connected with the first motor. The first rotating shaft is sleeved with the massage arm through a first eccentric bearing. One end of the connecting device is connected with the second motor, and the other end of the connecting device is connected with the massage arm. The third motor is connected with the second motor through the pushing device. The pushing device pushes the second motor to move up and down. The massage chair back has the advantages that multidirectional movement can be achieved, and the massage comfort is improved.

The invention discloses a vegetable sowing machine which comprises a main support, an auxiliary support, a lifting frame, a plowing roller, a fixed cylinder and a rotating cylinder. The mounting frameis welded on the lifting frame, a second driving motor is fixedly mounted on the right side of the lower portion of the mounting frame through the supports, an output shaft of the second driving motor is horizontally leftward, the left end of the output shaft of the second driving motor is fixedly connected with a connecting shaft through a coupler, the plowing roller is mounted on the connectingshaft in an interference fit manner, a belt wheel A is mounted at the left end of the connecting shaft in an interference fit manner, a belt wheel B is rotatably mounted on the mounting frame, the fixed cylinder is fixedly mounted on the mounting frame, and the rotating cylinder is rotatably mounted on the fixed cylinder. The height of the lifting frame is adjusted, so that the height between theplowing roller and the ground is indirectly adjusted, different terrains are plowed, seeds in a seed storage tank is discharged from the seed storage tank when a seed discharging hole of the fixed cylinder is coincident with a seed discharging hole of the rotating cylinder, so that the seeds are quantitatively sowed at intervals, and working efficiency is greatly improved.

The invention discloses a half-gear swinging type fire hose retracting and winding device, comprising a fixed base; two support frames are respectively installed at the two sides of the upper end of the fixed base; a water absorption cylinder is installed in the middle of the upper end of each support frame and is internally provided with a water absorption plug; a shifting bar is connected between the water absorption plugs; two fixing rods are respectively connected with the two sides of the lower end of the shifting bar; the lower ends of the fixing rods are connected with a cleaning box; the upper end and the lower end of the interior of the cleaning box are connected with drainage cavities, and drainage mouths are evenly installed on the drainage cavities; a first traction wheel is arranged in the middle of the support frame arranged at the left side, and a second traction wheel is arranged in the middle of the support frame arranged at the right side; a top plate is connected with the top ends of the support frames; the middle of the top plate is provided with a mounting groove and the mounting groove is internally provided with a driving shaft; a half gear is connected withthe middle of the driving shaft, and the outer side of the half gear is meshed with a rack frame; racks are respectively arranged at the inner sides of the upper end and the lower end of the rack frame. The half-gear swinging type fire hose retracting and winding device realizes the functions of cleaning and drying in a process of retracting and winding a fire hose, thus meeting the recovering needs of the fire hose and being high in practicality.