32results about How to "Precise lifting" patented technology

The utility model relates to the related technical field of biscuit processing machines, and one embodiment of the utility model provides a multifunctional integrated biscuit processing machine which comprises a base and a stirring container, the stirring container is arranged on the base, a moving table is arranged on the base, a driving motor is arranged on one side of the base, and a connecting moving assembly is arranged between the base and the moving table. The telescopic air cylinder is fixed to the base, the stable stirring assembly is arranged on the base and the telescopic air cylinder, the connecting and moving assembly comprises a connecting base, the connecting base is arranged on the surface of the moving table, the stirring container is installed in the connecting base, a control motor is installed in the moving table, and the output end of the control motor is connected with the stirring container. By means of the technical scheme, the technical problems that in the prior art, vibration is prone to being generated in the stirring process, stability is poor, and cleaning is inconvenient are solved.

The utility model discloses a multi-stage dehydration device for stem cell vitrification cryopreservation, which comprises a base, the top of the base is provided with a containing groove, the containing groove is internally provided with a storage pipe for storing stem cell suspension and a [-shaped frame, the top of the [-shaped frame is provided with a lifting assembly, and the lifting assembly is provided with a water inlet and a water outlet. The movable end of the lifting assembly is fixedly provided with an injection pipe, the outer wall of the injection pipe is fixedly communicated with a peristaltic pump through a pipeline, through linkage control of the lifting assembly and the peristaltic pump, automatic conveying of a dehydrating agent and accurate lifting of the injection pipe are achieved, manual pipetting or container replacement is not needed, the operation efficiency is remarkably improved, and the labor intensity of workers is reduced. The quick plugging design of the quick-plugging male connector and the quick-plugging female connector supports switching of multiple groups of dehydrating agent storage tanks as required, ensures continuous gradient progression of dehydrating agents with different concentrations, realizes gradual dehydration of stem cell suspension in a gradient concentration environment, realizes smooth transition of the concentration of the dehydrating agent, and is beneficial to further improvement of the survival rate of stem cells.

The utility model belongs to the technical field of ecological breeding equipment, and particularly relates to an in-water circulation ecological breeding barrel which is detachably arranged in a breeding pond, a plurality of breeding holes are circumferentially formed in the bottom of the breeding barrel, water permeable holes are circumferentially formed in the top of the breeding barrel, and a multi-layer composite substrate layer sequentially comprises a first soil layer, a second soil layer and a third soil layer from bottom to top, the first soil layer comprises soil and earthworm soil, and the earthworm soil contains active earthworm groups; the second soil layer comprises coco coir, perlite and vermiculite; the third soil layer comprises peat, perlite and vermiculite; the fourth soil layer comprises peat and vermiculite, and the biological-physical synergistic purification system has the beneficial effects that biological-physical synergistic purification is achieved, and the self-purification capacity of the system is improved.

The utility model discloses an anti-swing device for a lifting hook of a building tower crane, which relates to the technical field of building tower cranes and comprises a top plate, two winches are symmetrically and fixedly connected to the top of the top plate, a first steel rope is wound on the surface of each winch, a limiting plate is fixedly connected to the bottom of each first steel rope, and ports are mounted on two sides of the bottom of each limiting plate. The two ends of the third steel rope are connected with the two pull rings, one pull ring limits transverse shaking of the side plate and ensures that the position of the side plate is stable, the other pull ring is fixed to the first installation frame, the steel rope is kept tightened, and in order to achieve accurate adjustment of the tension and angle of the steel rope, the steel rope is prevented from falling off. A tensioning adjusting mechanism composed of a limiting plate, a handle, a threaded rod and a moving block is designed, the threaded rod is driven to rotate by rotating the handle, and then the moving block is driven to move horizontally, so that the included angle and the tensioning force of the steel rope are adjusted, and the adaptability of the system to different materials and construction environments is enhanced.

The utility model relates to PE film processing technical field, concretely is a kind of PE winding film cutting device, including machine plate, the side surface fixed mounting of machine plate has roll stock frame, feeding frame and shearing bin, by setting control distance screw rod, control distance plate, spring, shearing frame, cutting knife, utilize the synergies of these structures, control distance screw rod cooperation control distance slide bar, make control distance plate can accurate lift, to control the cutting depth of cutting knife, satisfy half cut or complete cut two kinds of needs, pressing plate provides pressure by spring, ensure the flatness of cutting edge, by the sliding connection of pressing plate side surface and shearing frame inner side, the movement trajectory of cutting knife is restricted, guarantee the perpendicularity of cutting process, when cutting knife cuts into film, the fitting structure of control distance plate and cutting knife seat provides additional rigid support, reduce the deformation risk of cutting knife, prolong tool life, realize the control of PE winding film cutting depth, stability and precision, improve the efficiency and quality of packaging operation.

The utility model relates to laser cutting technical field discloses a kind of laser cutting machines, including frame, the frame side is fixedly connected with sliding groove plate, limit lifting assembly is arranged between the frame and the sliding groove plate, left and right limit moving assembly is provided in the frame inboard, waste chip collection assembly is provided in the frame inside;The left and right limit moving assembly includes two tooth blocks, the tooth block is fixedly connected in the upper and lower sides of the frame inside, the inboard sliding connection of the frame is limited to block. In the utility model, gear one, gear two are driven by driving motor two structure and carry out transmission structure work, gear one is rotated and engaged with gear two to make it synchronous rotation, to further drive the left and right sliding of limit plate in the inboard of frame, realize the accurate limit moving effect of left and right direction, limit block and limit plate cooperate, greatly enhance the stability in moving process.

The invention belongs to the technical field of workpiece storage and feeding equipment, and particularly relates to a material sheet feeding method and system. A material rack is transferred to a feeding machine from a material warehouse through material transferring equipment; the material frame comprises a material table and a loading mechanism, the material table is used for stacking round material sheets, the round material sheets are driven by the loading mechanism to move towards the center of the material table to achieve centering, and the edges of the round material sheets are limited by the loading mechanism to achieve positioning; according to the feeding machine, the material frame is fixed to the lifting position through the positioning material table, the material frame is driven to move from the lifting position to the round material pieces on the top layer to be transferred to the feeding position, and automation, modularization and standardization of the round material pieces in the warehousing storage process, the discharging transfer process and the feeding process are achieved; and the tedious process that in the prior art, the circular material pieces need to be transferred for the second time is avoided, and therefore the feeding procedure is simpler.

The invention relates to the technical field of building punching equipment, in particular to a lifting type punching device for high-altitude drilling, which comprises a base, four rollers are arranged on the lower side of the base, a supporting pipe is fixedly mounted in the center of the upper end face of the base, a sliding rod is slidably mounted on the inner wall of the supporting pipe, and the sections of the supporting pipe and the sliding rod are rectangular. The electric drill is arranged on the supporting rod, accurate lifting of the electric drill in the vertical direction is achieved by means of sliding connection between the sliding rod and the supporting pipe and stable thrust provided by the feeding unit, the percent of pass of follow-up anchor bolt installation is further improved, meanwhile, the electric drill is arranged on the supporting rod in a sliding mode, and meanwhile the machining efficiency is improved. Four rollers are arranged on the lower side of the base of the device, so that the transfer efficiency of the device is improved, the working efficiency is improved, the labor intensity is reduced, a storage battery is adopted as a power supply, the complexity of continuously changing the power supply wiring position in the working process is avoided, and the safety risk of operators is further reduced.

The utility model provides a dialysis tube air kettle positive pressure on-line detection device, which solves the problems of scrapping, waste, low efficiency and the like existing in a traditional bubble method, remarkably improves the product quality control level, the production efficiency and the safety, and comprises at least one group of positioning jacking components, at least one group of positioning jacking components, at least one group of positioning jacking components and at least one group of positioning jacking components, comprising a position sensor and a jacking driving part, the position sensor is used for identifying the air kettle reaching the detection station, and the jacking driving part is used for lifting the identified air kettle away from the conveying line to a preset detection height; the sealing butt joint assembly comprises a linear driver arranged in the lateral direction of the detection hole site and a sealing joint connected to the execution end of the linear driver, and the linear driver is used for driving the sealing joint to move in the horizontal direction so as to be inserted into a side wall interface of the lifted air kettle; the air pressure detection assembly is connected with the sealing connector through a pipeline, and the controller is in signal connection with the air pressure detection assembly, the position sensor, the jacking driving piece and the linear driver.

The utility model provides a silica gel protection film coating machine relates to silica gel protection film coating machine technical field, including frame and lift frame, the lift frame is located frame top, the top of frame is provided with the support frame of two quantity, the inside of rear support frame is provided with the adjustment mechanism fixed connection of extending to its outside and with lift frame, the opposite side between lift frame and two support frame is provided with drying coating assembly, the opposite side between lift frame and two support frame is provided with the traction mechanism of being located drying coating assembly outside, the inside of drying coating assembly is provided with the scraping piece subassembly of through to its outside. This silica gel protection film coating machine, effectively adapt to the silica gel protection film production demand of different thickness, solved the poor applicability problem of traditional equipment because of the fixed coating roll, scrape even the coating outside the coating roll, guarantee the continuity of coating precision.

The utility model provides a settling tank, which belongs to the field of food fermentation processing and comprises a support frame, a settling mechanism used for food fermentation processing is connected onto the support frame and comprises a tank body, and a lifting component used for lifting materials in the tank and an extraction component used for extracting liquid are arranged on the tank body. The lifting assembly comprises a fixing frame erected on the tank body, four guide rods are connected between the fixing frame and the tank body, and trays are arranged on the guide rods in a sliding mode; the lifting assembly further comprises a driving piece used for driving the tray to move. According to the utility model, materials can be fermented and settled through the settling mechanism, and the settled materials are lifted to a proper position for next treatment through the lifting assembly in the material settling process, so that the labor cost and the operation difficulty are reduced, and the scattering and waste of the materials caused by improper operation are further avoided; the production efficiency and the product quality are improved.

This invention discloses a large-span spatial truss lifting station and its assembly / disassembly method, comprising: several support piers, arranged symmetrically in pairs on both sides of the large-span spatial truss, each support pier having a detachable support lattice column at its top; two crossbeam assemblies, arranged end-to-end and detachably connected to the top of the support lattice column, the crossbeam assemblies being perpendicular to the extension direction of the large-span spatial truss, and each crossbeam assembly having an extension assembly for connecting to the other crossbeam assembly internally; a translation assembly, slidably fitted onto any one of the crossbeam assemblies, the top of the translation assembly being rotatably connected to one end of a middle beam assembly; a limiting assembly, slidably fitted onto the other crossbeam assembly, the other end of the middle beam assembly being adapted to the limiting assembly; and a lifting assembly, slidably connected to the middle beam assembly. This invention can significantly improve construction efficiency, reduce construction costs, and effectively shorten the construction period.

The application specifically relates to the technical field of household appliances, and particularly relates to a sweeper, which comprises a base provided with a rolling brush cavity and a battery cavity on a side close to the ground, the rolling brush cavity and the battery cavity are adjacently arranged along a first direction; a rolling brush mechanism is movably installed in the rolling brush cavity; an installation cavity is arranged on a side of the base far from the ground and between the rolling brush cavity and the battery cavity; the installation cavity is in communication with the rolling brush cavity; a driving mechanism is arranged in the installation cavity; a driving end of the driving mechanism extends into the rolling brush cavity and is connected with the rolling brush mechanism; under the driving effect of the driving mechanism, the rolling brush mechanism moves along a third direction. The driving mechanism is directly arranged in the installation cavity, the space of the base is fully utilized, the space utilization rate is improved, and the overall volume of the transmission mechanism can be reduced. The volume of the driving motor and the transmission mechanism is large, the compact layout of the sweeper in the longitudinal height can be reduced, and the thickness of the sweeper can be controlled within a certain range.

The utility model relates to the technical field of construction elevators, and discloses a construction elevator capable of stopping on time, which comprises a bottom cage, a guide rail bracket is mounted on the upper surface of the bottom cage, and racks are mounted on two sides of the front surface of the guide rail bracket; the lifting cage is arranged on the surface of the guide rail frame, a first motor is installed on the back face of the lifting cage, a first gear is coaxially installed on a rotor of the first motor, a second gear is installed on the surface of the first gear through a connecting rod, and the first gear and the second gear are both meshed with the surface of the rack; the rotating speeds of a third gear, a fourth gear and a fifth gear are in a sequentially decreasing state, so that a winding roller can be driven to rotate slowly, a lifting cage can be accurately driven to ascend and descend through a lifting rope, and the lifting cage can be accurately driven to move to a designated floor on time by matching with a first motor; and the situation that the personnel urgently get on and off the vehicle to cause falling accidents under the condition that the personnel do not arrive at the target floor is avoided.

The utility model discloses a moving wind speed detection device for expressway tunnel construction, which comprises a bottom plate with universal wheels at the bottom, a turntable is rotatably arranged in the middle of the upper surface of the bottom plate, a vertical column is arranged on the turntable, a cross rod is rotatably arranged at the top of the vertical column, a mounting seat is arranged at one end of the cross rod, and the mounting seat is connected with the turntable. An ultrasonic anemograph is rotationally arranged on the mounting base, and an adjusting piece for controlling the transverse rod to rotate up and down is arranged on the rotating disc. According to the moving wind speed detection device for highway tunnel construction, a dual-drive mode of the electric push rod and the traction wire is adopted, accurate lifting of the ultrasonic anemograph within the range of 0.5-6 meters can be achieved, detection of wind speeds of different parts from an arch crown to a side wall is achieved, detection blind areas are eliminated, operation safety is high, the device can be pushed to any section, and the detection efficiency is improved. The device adapts to dynamic change of a tunneling face, can match construction progress and is high in use flexibility.

The invention discloses a novel monitoring bed, and belongs to the technical field of medical instruments, the novel monitoring bed comprises a bed board frame, a turning mechanism is arranged above the bed board frame, a mattress is arranged above the turning mechanism, a defecation opening is formed in the mattress, a plugging mechanism is arranged below the defecation opening, and a bedpan lifting mechanism is arranged below the plugging mechanism; a headboard and a footboard are arranged on the front side and the rear side of the bed board frame respectively, liftable protective fences are arranged on the left side and the right side of the bed board frame, a bottom frame is arranged below the bed board frame, universal wheels are arranged on the bottom frame, and a height adjusting mechanism is arranged between the bed board frame and the bottom frame. The turning-over mechanism, the pressure sore prevention mattress system, the plugging mechanism, the bedpan lifting mechanism, the liftable protective guard, the height adjusting mechanism and the like are organically integrated in the unified bed body frame, and all the mechanisms can work independently or in a linkage mode. And an integrated nursing solution of covering body position change, pressure sore prevention, excretion treatment, safety guarantee and height adjustment is formed.

The electric kettle comprises a base, a kettle body arranged on the base, a heating device and a temperature control device, and is characterized in that the temperature control device comprises a power supply main controller and a sliding temperature adjusting assembly, and the sliding temperature adjusting assembly comprises a touch control module, a first display and a touch sliding temperature adjusting area which are in circuit connection with the power supply main controller; when a finger touches and slides in the touch sliding temperature adjusting area, the water temperature in the kettle body is set through the matching effect of the touch control module and the power source main controller, and the first displayer is at least used for displaying the set temperature under the control of the power source main controller. The temperature control device is provided with a brand-new human-computer interaction interface, temperature adjustment can be achieved by sliding a finger on the temperature control device, and the temperature control device can rapidly and accurately rise and fall to a certain temperature value. The continuous sliding temperature regulation mode is novel and smooth in operation mode, more accurate in temperature regulation and control, attractive in overall appearance, high in grade, simple and reliable in structure and low in production cost.

The utility model discloses a lifting mechanism of a three-station pad gummed paper board placing machine, which relates to the technical field of lifting of board placing machines, and comprises a side plate, a mounting seat, a lifting mechanism, a lifting mechanism, a driving mechanism and a driving mechanism, the mounting seat is fixedly connected to the outer wall of one side of the side plate, and the outer wall of one side of the mounting seat is fixedly connected with a motor for providing a power source for the lifting mechanism; the circumferential outer wall of the threaded lead screw is in threaded connection with a threaded sleeve, the outer wall of one side of the threaded sleeve is fixedly connected with a mounting plate, and one side of the mounting plate is fixedly connected with a supporting plate; according to the utility model, the stability of power transmission is ensured through helical gear transmission, meanwhile, accurate displacement control is realized through a screw-nut pair, the perpendicularity of lifting of the supporting plate is ensured through a double-guide structure, and safe limiting is completed through a magnetic switch; therefore, accurate and stable lifting of the film tray in the three-station adhesive paper padding and placing machine is achieved.

The utility model relates to the technical field of automobile high -voltage wire harness detection, specifically related to a kind of automobile high -voltage wire harness detection plug fixing device, including the base fixedly connected on detection table by bolt, detection plug is rotatably connected on the base by rotating part, the lower ring piece is fixedly connected with the top of the base and located the front end of detection plug, the lower ring piece one side rotatably connected with upper ring piece, the lower ring piece and upper ring piece other side are connected by buckle type, the lower ring piece and upper ring piece inside are all installed with clamping structure;The scheme is through adjustable clamping structure and control electric telescopic rod, realize the stable fixation of wire harness, avoid winding, bending, improve detection accuracy and efficiency;And through the elastic clamping structure of compression spring and arc plate, wire harness of different diameter can be self-adapting, provide uniform clamping force, prevent wire harness sliding or damage, through the buckle type connection design makes the opening and closing efficiency of upper and lower ring piece to improve 50%.

This utility model provides an automated lead-adding robot, belonging to the field of industrial robot application technology. The automated lead-adding robot includes: a robotic arm; a furnace and a mounting frame, both located on one side of the robotic arm; a conveyor belt, one side of which is hinged to the upper end of the mounting frame via a hinge shaft; and a filling inlet, located on one side of the furnace, with the conveyor belt flush with the filling inlet. The coordinated operation of the conveyor belt and the furnace achieves fully automated operation of the lead plate from gripping to melting. The robotic arm, equipped with a vision recognition system, can accurately locate the lead plate and achieve stable gripping with an adaptive clamping mechanism. The height-adjustable conveyor belt achieves precise lifting and lowering through a worm gear mechanism, ensuring perfect alignment with the furnace filling inlet. The flipping mechanism automatically resets under the action of a torque spring, effectively preventing material jamming.

The utility model relates to the technical field of speed reducer production, in particular to hoisting and carrying equipment for speed reducer assembly, which comprises a carrying vehicle, an adjusting mechanism for adjusting the hoisting position is arranged on the carrying vehicle, and a fixing mechanism for fixing parts with different sizes is arranged on the adjusting mechanism. By arranging the adjusting mechanism, in the speed reducer assembling process, the hoisting angle position and height can be adjusted within a certain range according to actual requirements, so that precise hoisting and carrying of speed reducer parts are achieved, the requirements of different assembling positions are met, and the assembling efficiency and quality are improved; by arranging the lifting mechanism, the lifting stability is improved, and by arranging the fixing mechanism, parts of different sizes can be fixed in the process of lifting the parts of the speed reducer, so that the parts are prevented from shaking or falling off, the lifting safety is improved, the risk that the parts are damaged due to collision is reduced, and the assembly efficiency of the speed reducer is improved.

The utility model relates to display screen technical field, and disclose a kind of mobile working box for hidden display screen, including box, lid and display screen body;The inner wall of box is slidably connected with connecting plate a and connecting plate b respectively through guide block;The inner chamber of connecting plate a and connecting plate b is rotatably connected with worm wheel through bearing, through the meshing transmission structure of worm wheel and worm, utilize the natural self-locking characteristic of worm gear mechanism, replace ordinary gear rack or the electric push rod without self-locking function of the ordinary gear rack or the electric push rod of the power failure downslide problem that easily appears in prior art, even encounter power interruption, the meshing relationship of worm wheel and worm can firmly lock the axial position of screw rod, avoid display screen body slowly downslide under the action of gravity due to its own weight, fundamentally eliminate the risk of display screen falling, collision damage when power failure, while guarantee the safety of operator, solve the core defects of poor equipment safety, display screen easily damaged in prior art.

This invention relates to the field of robot control technology, and discloses a control method, device, backpack robot, and storage medium for a backpack robot. The method includes: responding to the backpack robot arriving at a set area around the shelf to be transported, establishing a lifting center coordinate system with the center of the lifting surface of the lifting module as the origin and the direction of its forward movement and the direction perpendicular to the forward movement as coordinate axes; determining the coordinate position of the bottom center of the shelf in the lifting center coordinate system; controlling its rotation and / or movement based on the coordinate position until the relative error between the newly determined coordinate position and the center of the lifting surface is less than a first preset error threshold; obtaining the relative angle between the newly determined coordinate position and the center of the lifting surface, controlling its rotation based on the relative angle, and then lifting the shelf to perform the transportation task. This achieves automated error adjustment of the backpack robot and precise control of the shelf transportation position, improving shelf transportation efficiency and reducing manual intervention.

The present application relates to the technical field of tension tower suspension hoisting construction, and discloses a 500kV super-high tension tower segmented suspension hoisting construction method for crossing expressways, comprising the following steps: carrying out topographic and geological survey, constructing rock-embedded expanded foundation, precasting tower body in three sections and pre-installing dynamic monitoring system, and optimizing hoisting path; laying out protective facilities, establishing construction and traffic linkage mechanism and emergency plan; adopting large crawler crane to hoist tower body in sections, controlling precision and stress through dynamic monitoring; realizing non-contact conductor erection through unmanned aerial vehicle traction and double-wire tension control; and completing tower body and monitoring system detection debugging and load test operation. The present application optimizes path through A algorithm, hoists tower body in sections through 250-ton crawler crane, abandons road closure mode, innovatively adapts complex terrain through rock-embedded expanded bottom anchor pile composite foundation, constructs triple safety guarantee system, forms complete replicable technology, improves construction efficiency and safety, and promotes standardized development of the industry.

The utility model provides a hydraulic engineering check gate structure, which belongs to the technical field of hydraulic engineering, and comprises a supporting assembly, a base, a stand column fixedly connected to the side wall of the base, a shell fixedly connected to the end part of the stand column, and a bottom plate fixedly connected to the side wall of the shell, the gate assembly comprises a gate plate inserted in the middle of the shell, a guide column fixedly connected to the upper end of the gate plate, a motor fixedly connected to the side wall of the shell, and a main shaft rotationally installed in the shell. The lifting gate has the advantages that the supporting assembly and the gate assembly are used in cooperation, stable and accurate lifting of the gate plate can be achieved, river channel water flow is accurately controlled, the operation requirements of water conservancy projects under different working conditions are met, water flow leakage is effectively reduced, impact force in the lifting process of the gate plate can be buffered, and the service life of the gate plate is prolonged. Abrasion of parts is reduced, the service life of the check gate is prolonged, maintenance cost is reduced, and the check gate adapts to water flow conditions and working condition requirements of different river channels and operates stably and reliably.

This utility model relates to a control device for an automatic height-adjustable desk system, comprising: an AC / DC active clamp flyback power supply circuit for converting AC input to DC power; an MCU control circuit connected to a handheld controller and an attitude detection circuit; an H-bridge motor control circuit containing four independent H-bridge units driving four motors; a handheld controller sending height-adjustment commands to the MCU via a CN201 port; and a height-adjustment system including a motor unit and a transmission unit. The output of the AC / DC active clamp flyback power supply circuit is connected to the H-bridge motor control circuit and the MCU control circuit, and the output of the MCU control circuit is connected to the driver chip of the H-bridge motor control circuit. It recovers leakage inductance energy through the AC / DC active clamp flyback circuit, combined with attitude detection and precise H-bridge control, improving safety and energy efficiency, and possessing the advantages of intelligent safety, high efficiency, and stability.

The utility model relates to the field of tobacco packaging, in particular to a cigarette code spraying device which comprises a machine frame, a conveying belt arranged on the machine frame and used for conveying cigarettes and a code spraying mechanism used for spraying codes. The rack is provided with a transverse moving seat transversely moving in the conveying direction of the conveying device, and the rack is provided with a transverse moving driving mechanism used for driving the transverse moving seat to transversely move. A lifting seat capable of lifting up and down is arranged on the transverse moving seat, and a lifting driving mechanism used for driving the lifting seat is arranged on the transverse moving seat; a rotating seat is rotatably arranged on the lifting seat, and a rotation driving mechanism for driving the rotating seat to rotate is arranged on the lifting seat; and a camera for identifying cigarette cartons is arranged on the rotating seat. The technical problems that an existing code spraying device cannot accurately recognize changes of positions, postures, angles and the like of cigarette cartons, and accurate code spraying and clear code spraying cannot be achieved are solved.

The invention belongs to the technical field of vacuum plasma welding equipment, and relates to an automatic lifting device for a copper pole rod of a vacuum plasma welding gun and a control method.The automatic lifting device comprises an upper top plate, and the upper top plate is connected with a supporting plate through a plurality of supporting rods; a stepping motor is arranged above the upper top plate; an adjusting assembly is arranged below the upper top plate, and an output shaft of the stepping motor penetrates through the upper top plate and then is connected with the top face of the adjusting assembly. A copper pole rod is arranged below the adjusting assembly, and the lower end of the copper pole rod penetrates through the supporting plate; and the stepping motor is controlled by a wireless remote control system, so that the automatic lifting of the copper pole rod is realized. All the structures are connected through threads and are convenient to disassemble and assemble; the wireless remote control system controls the stepping motor to drive the copper pole rod to automatically lift in a high-precision remote manner; and the whole operating system also has an anti-misoperation function, so that the working efficiency, the automation degree and the safety in the equipment maintenance process are improved.

The application provides an electric cantilever, and belongs to the technical field of cantilever equipment; comprising a lifting arm, a guide rail, a driving mechanism, a control panel, an emergency stop switch, a balance support leg, a counterweight loading structure, a head rotating mechanism, a speed difference device and a rotating locking switch; the driving mechanism is used for driving the lifting arm to lift along the guide rail, the control panel is integrated with control buttons, indicator lights and a limiting device, the balance support leg can adjust the height and support the equipment base, the counterweight loading structure is used for staggered arrangement of counterweights on the upper and lower layers, the head rotating mechanism realizes head rotation and locking through cooperation of the speed difference device and the rotating locking switch, and the emergency stop switch is used for emergency shutdown when the equipment is abnormal; through optimization of the structural design, the application realizes precise lifting and rotation control, improves the stability and safety of the equipment, and adapts to different operation scene requirements.