82results about How to "Realize lifting control" patented technology

The invention discloses a multifunctional cleaning vehicle for road washing operation. The multifunctional cleaning vehicle comprises a vehicle with a water storage tank. The multifunctional cleaning vehicle is characterized in that sweeping operation is completed by an axial and horizontal rolling brush positioned at the front of a vehicle head, the rolling brush is driven by driving machines and can be driven by lifting and steering hydraulic cylinders to ascend, descend or turn to different directions, water is sprayed to the front of the vehicle and two sides of the ground below the rolling brush and the vehicle via a vehicular fire pump and a water path system, the various driving machines, the cylinders and valves are electrically and automatically controlled by a control system, switches are disposed in a cab and can be controlled by an operator, and LED indicator lamps are additionally mounted on a vehicle body. The mechanical and automatic road washing operation is realized by the aid of the automatic control system in the cab; the high-pressure water and the rolling brush are operated, so that the sweeping efficiency is high; stains or ice layers or accumulated snow on the ground can be washed, so that the cleaning vehicle is multifunctional; and the multifunctional cleaning vehicle can be used for roads, squares and footways, can also be used for manually sweeping small-area stains, and is high in applicability.

The invention relates to an automatic catering vending system. The automatic catering vending system comprises a cabinet body, a computer, input equipment, a refrigerating bin and a heating bin, wherein a carrying bin is arranged on the rear side of the refrigerating bin; a transverse sliding track is arranged on the top of the carrying bin; a carrying trolley is arranged on the transverse slidingtrack and is provided with a longitudinal sliding track; the longitudinal sliding track is provided with a lifting trolley; a rear sealing door is arranged on the rear side of the heating bin; a microwave heater is arranged in the heating bin; and refrigeration equipment is arranged at the bottom of the cabinet body. Different kinds of fast food are refrigerated by the separated refrigerating bin, workers can supplement goods in idle time favorably, supply of fast food of a vending place can be ensured for a long time, owing to an integrated structure, use and mounting of equipment are facilitated, the heating bin is integrated in the cabinet body, heat of the fast food is realized, left-right movement of the lifting trolley is realized by the carrying trolley in the carrying bin, liftingcontrol over a clamping seat is realized by lifting of the lifting trolley, and fast movement of the clamping seat is realized favorably to carry the fast food.

A seedlings container stacking method aims at solving the problem that transportation of seedlings containers in small-scale seedling culture operation is completed by manual operation, i.e., the transportation is a heavy work. If a first seedlings container (A) is maintained at a supporting position by utilizing a left carrying frame (22) and a right carrying frame (23) which lift the seedlings container and a follow-up second seedlings container (A) is received at a lower side of the first seedlings container (A), the left carrying frame (22) and the right carrying frame (23) are made to go down with the planted first seedlings container (A), the planted first seedlings container (A) is stacked on the planted second seedlings container (A), and the stacking process is repeated, if the seedlings containers (A) with the given number are received, the seedlings containers (A) which have been stacked are stacked on the seedlings containers (A) with the number one less than the given number, the seedlings containers (A) with the given number is formed, then the stacked seedlings containers (A) are delivered towards a front side of a deliver station frame (4), and the above stacking process is performed repeatedly from the beginning.

The invention discloses an intelligent parking lot barrier system for a residential area. The intelligent parking lot barrier system comprises a high-frequency circuit, a control circuit and a parking lot barrier device. The high frequency circuit comprises a radio frequency communication module and a detection filter amplification circuit. The control circuit comprises a microcontroller chip, a drive circuit and a power source module. The parking lot barrier device comprises a stop arm, a rotating shaft, a balancing weight and a drive mechanism. The stop arm is connected with the rotating shaft. The rotating shaft is driven by the drive mechanism to rotate forward and reversely so as to enable the stop arm to be ascended or descended; meanwhile, with the rotating shaft of the stop arm as the center, the balancing weight is arranged in the direction opposite to the stop arm, the stop arm, the rotating shaft and the balancing weight form a parking lot barrier stop arm balancing mechanism, and the drive mechanism provides small power to drive the stop arm to be ascended or descended to unlock or lock a parking lot barrier. The vehicle identity can be identified actively through radio waves, use is convenient, the stop arm can be lifted automatically, and the defect that an owner needs to get out of the vehicle to unlock the parking lot barrier manually when a traditional mechanical parking lot barrier is used is avoided.

The invention relates to a two-dimensional moving vehicle-mounted platform, which comprises a translation chassis and a translation grid platform, wherein the translation chassis is connected with the translation grid platform through a first lifting device, so that the translation grid platform moves along the z direction; and a pulley which slides along the y direction is arranged at the bottom of the translation chassis. The invention relates to an operating method and application of the two-dimensional moving vehicle-mounted platform. The vehicle-mounted platform slides in the y direction through the pulley and moves in the z direction through the first lifting device, two-dimensional movement of the vehicle is realized, and the vehicle is accurately moved in a small space. The first lifting device adopts the chain screw transmission principle that the opening angle of a crank moving bracket is changed through transmission, so that lifting control of the translation grid platform is realized, the whole transmission mechanism is simple, easy to maintain and extremely high in synchronism, and the technical defects in a hydraulic lifting device are overcome.

The invention discloses an LED ring light source used for visual inspection lighting, and belongs to the field of machine visual inspection. The LED ring light source comprises a shell, an outer ring light-emitting disc, a middle ring light-emitting disc and an inner ring light-emitting disc; the shell is a cylinder with an opening in the top face, and a through hole is formed in the bottom face of the shell; the inner ring light-emitting disc is installed on the bottom face of the shell; the lower edge of the outer ring light-emitting disc is connected with the edge of the outer side of the inner ring light-emitting disc; and the edge of the outer side of the middle ring light-emitting disc is connected with the outer ring light-emitting disc, the edge of the inner side of the middle ring light-emitting disc is connected with the inner ring light-emitting disc, and an included angle alpha is formed between the middle ring light-emitting disc and the inner ring light-emitting disc. The LED ring light source is matched with a lifting mechanism to be freely lifted, and the flexible low-angle lighting effect can be provided; red, green, blue and white LEDs are arranged according to a certain manner, three-ring eight-zone control is formed, color mixing is carried out more flexibly by adjusting the different-color LEDs in different zones, and meanwhile, the using scope of the light source is enlarged.

The invention provides a sink-type dishwasher and a bowl basket driving method thereof. The sink-type dishwasher comprises a sink piece, a bowl basket, a driving assembly, a position detector and a controller; the sink piece is of a general cuboid structure with an open top; the bowl basket is arranged in the sink piece, and the shape of the bowl basket is matched with that of the sink piece; thedriving assembly is connected with the bowl basket and used for driving the bowl basket to achieve lifting movement between a first position and a second position; the position detector is used for detecting the actual position of the bowl basket; the controller is connected with the position detector and the driving assembly separately and controls the driving assembly according to the actual position of the bowl basket to drive the bowl basket to be located at the first position or the second position. The sink-type dishwasher can achieve the lifting control over the bowl basket and is convenient for a user to use.

The invention discloses an aluminum electrolysis cathode carbon block phosphorous pig iron casting unit and method. The unit is provided with a movable trolley (1), the movable trolley (1) moves along a track (9) and is provided with a portal system (3), a transverse frame of the portal system (3) is provided with a lifting mechanism (4), a sprue separation system (5) is arranged below the transverse frame of the portal system (3), one side face of the portal system (3) is provided with a casting ladle system (2), and the other side face of the portal system (3) is provided with a control cabinet (6). All power of the whole system is supplied by a hydraulic station (8). The full-hydraulic system is adopted, the power cost is reduced, meanwhile, ordinary start and stop of the movable trolley are more stable, and the service life is prolonged. The aluminum electrolysis cathode carbon block phosphorous pig iron casting unit is driven by a pair of oil cylinders, and lifting control over a heating cover, the sprue separation system and a finished product cathode carbon block set is achieved. Takt type automatic casting is achieved in a station mode of 6+1.

The invention discloses an adjusting device for camber angle. The adjusting device for camber angle comprises a flat pallet (1), a brake steering knuckle (3) is flatly located on the flat pallet (1), an absorber guide seat (6) supporting and controlling the height and angle of inclination of the absorber (7) is arranged on the flat pallet (1), an absorber fixing device (5) pressing and fixing the absorber (7) is arranged on the flat pallet (1). The adjusting device for camber angle can adjust the camber angle conveniently and exactly, the accuracy of camber angle is guaranteed at assembling or maintenance time and the operation is safer and more reliable.

The invention relates to the technical field of intelligent distribution facilities, in particular to an intelligent distribution cabinet system, In order to solve the problem that the distribution cabinet occupies the ground resources in the prior art, the technical scheme of the invention comprises a user terminal placed at a serviceman, a server, an installation box buried in the soil and provided with an opening, a controller mounted on the mounting box, the cabinet body arranged in the mounting box, and a lifting device arranged in the mounting box and controlled by the controller, and the mounting box is provided with a door plate for sealing the cabinet body in the mounting box, and a closed assembly controlled by the controller, An identification mark with a unique mark is correspondingly arranged on the door panel, The user end comprises an identification module and a first communication module, wherein the cabinet body is arranged below the ground, and the distribution cabinet is lifted and withdrawn through the cooperation of the user end, the server and the controller when the cabinet body needs to be overhauled, so as to reduce the placing space of the cabinet body onthe road surface and achieve the purpose of increasing the road resources.

The invention discloses a semi-automatic selenium sand melon transplanter. The semi-automatic selenium sand melon transplanter comprises a rack, a seedling casting device, a ditching device, a soil covering device and a soil gathering and seedling protecting device, wherein the front end of the rack is provided with a traction frame, and two sides of the rack are provided with traveling wheels; the seedling casting device is arranged on the upper side of the rack and located behind the traction frame; the seedling casting device comprises a seedling casting pipe vertically fixed to the rack; the ditching device is arranged on the lower side of the front end of the rack; the soil covering device is arranged on the lower side of the rack and located behind the ditching device; the soil gathering seedling protecting device comprises a soil gathering frame, an electric push rod, an auxiliary switch, a PLC and a power supply; the soil gathering frame is erected on the upper side of the rack and located behind the soil covering device, the electric push rod is connected between the rack and the soil gathering frame and can drive the soil gathering frame to move up and down relative to the rack, the auxiliary switch is arranged on the seedling casting pipe and executes an automatic touching action in the downward moving process under the action of the gravity of melon seedlings, and the PLC is electrically connected with the electric push rod, the auxiliary switch and the power supply. The semi-automatic selenium sand melon transplanter has high automation degree and can reduce the transplanting cost of selenium sand melons.

The invention provides bird repelling equipment for aviation. The equipment comprises a carrying trolley, a lifting driving mechanism, a swing driving mechanism and a laser lamp holder; the laser lampholder comprises a hemispherical lamp shell and lasers distributed on the outer surface of the hemispherical lamp shell; the laser lamp holder is fixedly arranged on the swing driving mechanism and driven by the swing driving mechanism to swing around; the swing driving mechanism is fixedly arranged on the lifting driving mechanism, the lifting driving mechanism drives the swing driving mechanismand the laser holder to perform lifting movements; the lifting driving mechanism is fixedly arranged on the carrying trolley, and the carrying trolley carries the lifting driving mechanism, the swingdriving mechanism and the laser lamp holder to move. The bird repelling equipment for the aviation has the advantages that the lasers are distributed on the hemispherical lamp shell, thereby achieving the multi-directional laser light scanning, and the bird repellent effect is very good.

The invention relates to a lifting mechanism of mass center and eccentricity conversion test equipment. The lifting mechanism comprises a mounting plate, wherein an explosion-proof motor is arranged at the upper part of the mounting plate, the right side of the explosion-proof motor is connected with a first belt wheel, a connecting shaft rod is arranged on the right side of the first belt wheel, a shaft coupler is arranged on the right side of the connecting shaft rod, the right side of the shaft coupler is connected with a steering mechanism, the front end of the steering mechanism is connected with a connecting rod, the front end of the connecting rod is connected with a hand wheel, and a plurality of support columns are arranged at the lower part of the steering mechanism; and a transmission shaft is arranged on the rear side of the explosion-proof motor, a first gear is arranged in the middle position of the transmission shaft, and a first lifting mechanism and a second lifting mechanism are respectively arranged on the left and right two sides of the transmission shaft. The lifting mechanism can realize manual and automatic lifting conversion. When electricity cannot be supplied, manual lifting is carried out through a lifting handle. The lifting mechanism is high in reliability and convenient to maintain and can effectively realize lifting control over the test equipment.

A roller brush control mechanism and method are provided; the roller brush control mechanism mainly comprises spring (1), cylinder (2), brush rack shaft (3), roller brush (4), brush rack (5), and telescopic mechanism (8); the state of the roller brush is better to control, and the roller brush control mechanism is more practical.

The invention discloses an induction type full-automatic parking spot lock. The induction type full-automatic parking spot lock comprises a box base and is characterized in that a transmission device and an electromechanical control system are installed in the base, and the transmission device comprises a vehicle blocking plate, a rotary shaft, an electric push rod and a direct-current motor. The electromechanical control system is internally provided with a single-chip microcomputer, a serial port WIFI chip, a voltage stabilizer and a relay. The front end of the electric push rod is connected with the direct-current motor, the rear end of the electric push rod is rotationally connected with one side of the rotary shaft, the direct-current motor drives the electric push rod to move forwards and backwards, and the rotary shaft rotates to drive the vehicle blocking plate to ascend and descend. By means of the induction type full-automatic parking spot lock, the serial port WIFI chip is adopted as a system control center and matched with a radar induction system, and lifting control over the parking spot lock is achieved; operation is simple, the success rate is high, and full automation of control over the parking spot lock is achieved.

The invention discloses an extra-high voltage potential transformer separated checking platform and a mounting and checking method thereof, wherein the mounting and checking method comprises the steps of hoisting a whole vehicle platform onto a vehicle through a traveling crane in a laboratory, if the traveling crane in the laboratory is small in load capacity, split type hoisting can be adopted, after the vehicle platform reaches a testing site, lifting an up-level platform of main equipment through an own mechanism of the vehicle platform to realize a test state, the whole platform is not needed to be unloaded on the testing site, a special fixed test car is not needed either, and only a common equipment transportation vehicle is needed; the wiring is simple, and the service efficiency, and working efficiency and safety of the vehicle on site are improved. The extra-high voltage potential transformer separated checking platform is high in integration level, and convenient to move and transport, remote wire control is adopted, the aims of being safe and efficient are realized, and the extra-high voltage potential transformer separated checking platform is very suitable for error checking of an 1000kV of extra-high voltage potential transformer on site .

The invention discloses a six-station rotary table device for processing a rocker arm seat. The six-station rotary table device includes a fixed base, a lifting mechanism, a processing portion and a positioning portion located below the processing portion, the processing portion includes an upper rotating motor seat, a processing box is connected to the bottom of the upper rotating motor seat, anopening of the processing box is downward, a support is fixed on the inner side of the processing box, a processing hob is arranged on the support, the processing portion is erected on one side of thelifting mechanism, and the lifting mechanism drives the processing portion to move up and down. The six-station rotary table device has the advantages that through the lifting mechanism, the processing portion and the six-station rotary table, automation of processing of the rocker arm seat is realized, the processing efficiency of the rocker arm seat is greatly improved, and the cost loss causedby the lack of experience of workers is greatly avoided.

The invention provides an automatic compaction device for rock test pieces. Batched manufacturing of the rock test pieces is realized by a pedestal, a mold A, a stepped motor, a lifting screw rod, a controller, a control switch, a console, a pneumatic pump, a pressure head and a mold B. The problems that the traditional manufacturing method of the test pieces is low in manufacturing efficiency, large in workload and non-uniform in compaction level of the test pieces are solved; and automatic operation of rock similar test piece compaction is realized, the manufacturing efficiency of the rock similar test pieces is improved, the experiment error caused by low density uniformity of the rock test pieces is reduced, and the gap that the rock similar test piece compaction link is short of an automatic device is filled.

The invention discloses a high-strength steel plate thermoforming mold, which comprises an upper mold base and a lower mold base matched with each other, a guide column is arranged in the middle of the lower mold base, the guide column and the lower mold base are integrally formed, and a lower mold base is movable on the guide column. The mold body, the guide column and the lower mold body form a molding cavity. A matching molding plate is installed in the molding cavity. A pressure cylinder is installed on the upper mold base facing the molding cavity. The size of the material plate is the same as that of the molding cavity. There are a number of positioning pins on the lower mold base, and a number of matching fixing holes on the upper mold base. There are several lifting devices between the lower mold body and the lower mold base. Connected with the same motor drive, a number of elastic parts are arranged inside the lifting device. The invention has simple structure, convenient use, can form products with different thicknesses, can be taken out quickly after forming, saves time and effort, and improves the forming efficiency of steel plates.

The invention discloses electric power iron tower maintenance equipment based on a driving motor and a using method of the electric power iron tower maintenance equipment. The electric power iron tower maintenance equipment comprises an equipment body, wherein the equipment body comprises a shell and a mobile guiding rod; a clamping block I used for being clamped on a guiding column is arranged onthe shell; clamping blocks II used for being clamped on the guiding column are arranged at both the top and the bottom of the mobile guiding rod; a lifting air cylinder is arranged between the clamping block I and the clamping block II positioned at the bottom of the mobile guiding rod; a locking bolt is arranged on the clamping block I; the driving motor is arranged in a position locking cavity;an eccentric wheel is arranged on a spindle of the driving motor; a cavity is formed in the mobile guiding rod; indicator lights are arranged at both the top and the bottom of the mobile guiding rod;a power-supply battery pack is arranged in the cavity; and a control button used for controlling the indicator lights is arranged on the inner wall of the positioning locking cavity. The electric power iron tower maintenance equipment disclosed by the invention has the beneficial effects that the structure is simple, the operation is convenient and rapid, the operation indicating function is improved, as well as the applicability and the practicability are high. The invention further discloses the using method of the electric power iron tower maintenance equipment where the indicator lights are mounted. The using method disclosed by the invention is simple and convenient to operate, and the using stability is greatly improved.

The invention relates to a hydraulic engineering pipeline maintenance device. The problems that in the prior art, when a pipeline is replaced, during manual pipe supporting, alignment is not easy, thepipeline is not stable enough, and working efficiency is low are effectively solved. According to the technical scheme for solution, the device comprises two supporting cross beams, positioning crossbeams are connected to the lower ends of the two supporting cross beams in an up-down sliding manner, positioning hydraulic cylinders are fixedly connected to the two ends of each of the two positioning cross beams, the two positioning hydraulic cylinders on each positioning cross beam are synchronously controlled by a positioning hydraulic pump fixedly connected to the corresponding positioningcross beam, and the upper ends of the two positioning cross beams are fixedly connected with stop arms penetrating through the corresponding supporting cross beams. The device is simple in structure and convenient to operate, left-right alignment of the pipeline is achieved through the positioning cross beams, the stop arms, a bearing platform and a sleeper, up-down alignment of the pipeline is achieved through an infrared transmitter and an infrared receiver, and therefore alignment of a replacement pipe and an original pipeline is guaranteed, operation is convenient, and practicability is high.

The invention provides heliport safety protection screens which comprise a heliport body. The multiple protection screens are installed on the peripheral side of the heliport body. A first U-shaped steel channel, a fixing block, an oil inlet pipe and an oil return pipe are installed on the heliport body. A second U-shaped steel channel is formed in the side wall of each protection screen. A hydraulic oil cylinder is arranged between the first U-shaped steel channels and the second U-shaped steel channels and used for driving the protection screens to be lifted. One end of the oil inlet pipe and one end of the oil return pipe are connected with the hydraulic oil cylinder, and the other end of the oil inlet pipe and the other end of the oil return pipe are connected with a hydraulic control system used for controlling the protection screens to be lifted. The hydraulic control system drives the hydraulic oil cylinder to work through the oil inlet pipe to enable the protection screens to be in upright state, the hydraulic control system is closed, and the protection screens enable oil in the hydraulic oil cylinder to return into a hydraulic oil tank by means of self weight to be in the horizontal state. Lifting of the protection screens can be controlled remotely, automatic degree is high, the structure is firm, maintenance and installation are convenient, and the safety coefficient is high.

The invention discloses equipment with prompt lamps for electric iron tower maintenance. An equipment body comprises a shell and a moving guide rod; a clamp splice used for clamping a guide column is arranged on the shell; clamping blocks used for clamping the guide column are arranged at the top and the bottom of the moving guide rod; a lifting cylinder is arranged between the clamp splice and the clamping block at the bottom of the moving guide rod; a locking bolt is arranged on the clamp splice; a drive motor is arranged in a locking chamber; an eccentric wheel is arranged on a main shaft of the drive motor; a cavity is formed in the moving guide rod; the prompt lamps are arranged at the top and the bottom of the moving guide rod respectively; a power supply battery pack is arranged in the cavity; a control button for controlling the prompt lamps is arranged on the inner wall of the locking chamber. The equipment disclosed by the invention is simple in structure and simple and fast to operate, the operation indication function is improved, the applicability is strong, and the practicability is good. The invention further discloses a use method of the equipment with the prompt lamps for electric iron tower maintenance. The use method disclosed by the invention is simple and convenient, and the use stability is greatly improved.

The invention discloses an intelligent automatic mobile proximity type wireless charger. The charger comprises a charging base, and a shearing force bracket is arranged in the charging base; the top of the shearing force bracket is connected with a lifting plate; a rack groove is formed in the middle of the lifting plate; the lifting plate is connected with a charging coil; a rack is fixedly arranged in the middle of the bottom of the charging coil; a first stepping motor is arranged at the bottom of the lifting plate; the first stepping motor is in key connection with a gear through a shaft rod, the gear is in engaged connection with the rack, a second stepping motor is fixedly installed at the top end of one side of the charging base, the output end of the second stepping motor is connected with a screw rod, the other side of the charging base is fixedly connected with a sliding rod, and the screw rod and the sliding rod are connected with a foreign matter removing rod. Lifting control over the lifting plate is achieved through the shearing force bracket, the first stepping motor is fixedly arranged below the lifting plate, and the position of the charging coil is adjusted through meshing connection of the gear and the rack.

The invention relates to a multi-entrance electric vehicle three-dimensional intelligent garage which comprises a lifting device and an electric vehicle rotating storage warehouse, the lifting device comprises a lifting platform installed on a lifting frame, and the lifting platform comprises a platform base, a push-pull mechanism, a push-pull driving mechanism and a transportation table; electromagnets which can attract each other and electrode assemblies which can be contacted with each other are respectively mounted at the front end of the push-pull mechanism and the tail end of the transportation table; the electric vehicle rotary storage warehouse comprises a plurality of electric vehicle rotary storage units which are stacked one by one from top to bottom; and after being lifted, the lifting platform on the lifting device corresponds to the height of the electric vehicle rotary storage unit, and after the electric vehicle rotary storage unit rotates, a certain parking garage position corresponds to the conveying table of the lifting platform. According to the multi-entrance electric vehicle three-dimensional intelligent garage and the parking and taking method thereof, simultaneous parking and taking of vehicles at multiple entrances and exits can be achieved, the priority layer and the secondary priority layer can be set according to different parking and taking entrances and exits, ordered storage of multiple electric vehicles is achieved, and the garage is more intelligent.

A method of stacking seedling containers. The problem is that transporting seedling containers in small-scale seedling operations is a labor-intensive manual operation. If the left receiving frame (22) and the right receiving frame (23) that raise and lower the seedling container (A) are used to hold the first seedling container (A) in the supporting position and receive the subsequent seedlings below the first seedling container (A) For the second seedling container (A), let the left receiving frame (22) and the right receiving frame (23) drop together with the first seedling container (A) after sowing, and the second seedling container (A) after sowing ), stack the first seedling container (A) after sowing, and repeat the stacking process. When the predetermined number of seedling containers (A) is received, stack the seedling container (A) that is one less than the predetermined number. When the stacked seedling containers (A) become a predetermined number of seedling containers (A), the stacked seedling containers (A) are sent forward of the transfer platform frame (4), and the above-mentioned stacking process is repeated from the beginning.

The invention relates to a multi-entrance and multi-exit bicycle and electric vehicle composite garage. The composite garage comprises an electric vehicle lifting device, a bicycle lifting device and a bicycle and electric vehicle composite rotary storage warehouse, wherein the bicycle and electric vehicle composite rotary storage warehouse comprises a bicycle rotary storage unit and an electric vehicle rotary storage unit, a first lifting platform of the electric vehicle lifting device corresponds to the height of the electric vehicle rotary storage unit after lifting, and after the electric vehicle rotary storage unit rotates, a certain parking garage position corresponds to a conveying table of the first lifting platform; a grabbing platform on the bicycle lifting device corresponds to the bicycle rotary storage unit in height after lifting, and after the bicycle rotary storage unit rotates, a certain bracket of the bicycle rotary storage unit corresponds to the grabbing platform. According to the system, bicycles and electric vehicles can be stored and taken at multiple entrances and exits at the same time, the priority layer and the secondary priority layer can be set according to the types of the bicycles and different storage entrances and exits, the multiple bicycles and electric vehicles can be stored in order, and more intelligence is achieved.

The invention provides an agriculture machine control valve, and belongs to the technical field of hydraulics. The agriculture machine control valve solves the problem that the rising and falling movement of an existing agricultural machine execution mechanism and the steering movement of an agricultural machine are not convenient to control. The agriculture machine control valve comprises a valve body and a steering control valve cavity located in the valve body. A steering valve rod is arranged in the steering control valve cavity and slides along the steering control valve cavity so that a steering oil inlet can be selectively communicated with a left steering oil opening, a right steering oil opening and a steering oil return opening. The control valve further comprises a three-position four-way M type electromagnetic valve. An oil inlet and an oil outlet are formed in the valve body. An electromagnetic valve port A and an electromagnetic valve port B of the three-position four-way M type electromagnetic valve are connected with an execution mechanism to drive the execution mechanism to rise and fall. An electromagnetic valve port P of the three-position four-way M type electromagnetic valve is communicated with the oil inlet. An electromagnetic valve port T of the three-position four-way M type electromagnetic valve is connected with the steering oil inlet. A first oil inlet passageway and a second oil inlet passageway are connected through a throttling passageway. The steering control valve cavity is connected with an oil return opening through oil return passageways. By means of the agriculture machine control valve, the work efficiency of the agricultural machine under a complex geomorphological environment is improved.

The invention discloses a back face pressing and cutting device for a sticky printing machine, and belongs to the technical field of label production equipment. The back face pressing and cutting device for the sticky printing machine comprises a supporting seat; a first supporting rod is arranged in the center of the upper surface of the supporting seat, a first driving motor is supported at thetop end of the first supporting rod, the output end of the first driving motor is connected with a first rotating shaft, an incomplete gear is fixed to the outer wall of the first rotating shaft, andteeth are arranged on the circumferential wall of the upper half section of the incomplete gear. T-shaped clamping blocks are arranged on the left side and the right side of the upper surface of the supporting seat correspondingly and slidably connected with the supporting seat through clamping structures, a kidney-shaped ring is fixed to the top ends of the T-shaped clamping blocks, strip-shapedracks are fixed to the inner walls of the upper side and the lower side of the kidney-shaped ring, a cutting blade can be driven to move left and right in the cutting process to shear the back face ofa workpiece, cutting is sufficient and complete, and the phenomenon of insufficient cutting caused by single-time cutting is avoided.