64results about How to "Fast trimming" patented technology

The invention discloses a method for reshaping pear trees, relating to a method for reshaping fruit trees and comprising the following steps: (1) determining reasonable plantation density, wherein appropriately, the line spacing is 4m and the row spacing is 5-6m; (2) formulating an overall objective for culturing tree shapes, controlling the trunk height of a pear tree to be 0.7-0.8m and the distance away from the ground to be 0.8m, allocating two boughs along a progressive direction, and inducing horizontally; and allocating lateral branches at the two sides of the boughs, performing line spacing inducement through a mode for forming a dip angle of 45 degrees with the horizontal plane, and controlling the spacing between lateral branches to be 0.4-0.5m; (3) realizing tree shape culture by the steps of bough culturing and inducing, and reasonable allocating and trimming of lateral branches; and (4) constructing a framework adaptive to labor-saving reshaping, wherein the pear trees are V-shaped and U-shaped. The invention has the advantages as follows: (1) the reshaping technology has simple requirements and rapid speed; (2) the field operation is easy and has high efficiency; (3) the expansion of operation to an appropriate scale per capita is possible; and (4) the early-stage yielding ability is good.

The invention discloses a vehicle-borne dwarf closely-planted jujube trimmer which comprises a bearing vehicle and a jujube trimming device which is installed on the bearing vehicle; and the jujube trimming device comprises a rotary base which is horizontally installed in front of the base of the bearing vehicle and can horizontally rotate, a mechanical arm which is installed on the rotary base and can stretch back and forth and move up and down, a cutter mounting rack which is installed at the front end part of the mechanical arm in a hinge manner, a cutter which continuously rotates under the drive of a cutter drive mechanism, a base drive device which drives the rotary base and a mechanical arm drive device which drives the mechanical arm, and the cutter drive mechanism, the base drive device, the mechanical arm drive device and a cutter mounting rack drive mechanism are all controlled by a control system. The vehicle-borne dwarf closely-planted jujube trimmer has the advantages of simple structure, convenience in operation, high operation efficiency, good use effect and high practicable value, and can be used for overcoming the problems that the existing jujube trimming device is not convenient to use and operate, is labor-wasting and time-wasting, has low automation degree and the like.

The invention discloses a novel pruning device for greenbelt plants. The device comprises a strip-shaped base. The center of the upper surface of the strip-shaped base is fixedly connected with a transversally-arranged sliding rail. An electric-control dolly is arranged on the transversally-arranged sliding rail. The upper surface of the electric-control dolly is fixedly connected with a pair of electric-control telescopic columns with upward telescopic ends. The telescopic ends of the pair of electric-control telescopic columns are fixedly connected with an L-shaped box body. The lower surface of the L-shaped box body is fixedly connected with an electric-control telescopic pushing rod with a downward telescopic end. The telescopic end of the electric-control telescopic pushing rod is fixedly connected with a first miniature rotary motor with a downward rotary end. A rotary end of the first miniature rotary motor is provided with a first circular pruning cutter in a sleeving manner. The surface on the right side of the L-shaped box body is fixedly connected with a vertically-arranged sliding rail, on which an electric-control movable block is arranged. The surface on the right side of the electric-control movable block is fixedly connected with an electric-control telescopic transverse rod with the telescopic end in the horizontal direction. The novel pruning device for greenbelt plants has the following beneficial effects: the novel pruning device for greenbelt plants is simple in structure and high in practicability.

The invention discloses greenbelt quick trimming equipment which comprises a box. A partition is fixedly connected between the top and the bottom of the inner wall of the box, the surface of the partition is fixedly connected with a reciprocating device, each of two sides of the bottom of the reciprocating device is fixedly connected with a first motor through a sliding rod, an output shaft of thefirst motor is fixedly connected with a first rotating rod, a notch matched with the first rotating rod is formed in the bottom of the box, the bottom end of the first rotating rod is fixedly connected with a first trimming blade. The invention relates to the technical field of landscaping construction equipment. The greenbelt quick trimming equipment has an automatic circulating trimming function and is quite high in trimming speed, so that labor is saved greatly; trimming area and height can be adjusted, so that a greenbelt can be trimmed to a wanted degree; the greenbelt quick trimming equipment has a lateral trimming function, so that difficulty in lateral trimming is reduced greatly, and the greenbelt is ensured to be orderly and beautiful.

The invention relates to a self-propelled green hedge trimmer and a use method. The problems that an existing green hedge trimmer is not flexible in trimming knife operation angle adjustment and inconvenient to operate, and has difficulty in trimming beveled green hedges and landscape trees with certain height are solved. The angle, relative to the base, of a long arm rotating arm is adjusted through telescoping of the first stage hydraulic cylinder; the height and angle, relative to the long arm rotating arm, of a middle arm rotating arm is adjusted through telescoping of a second stage hydraulic cylinder; a sleeve is fixedly connected to the other end of the middle arm rotating arm, a fan-shaped gear is installed on the side wall of the middle arm rotating arm, the bottom of a cylinder body of a third stage hydraulic cylinder is hinged to the middle arm rotating arm, the tail end of a piston rod of the third hydraulic cylinder is hinged to the fan-shaped gear, the head end of a shortarm overturning arm is installed on the sleeve, and a saw blade is installed at the tail end of the short arm overturning arm; overturning of the short arm overturning arm is achieved through telescoping of the third stage hydraulic cylinder. Accordingly, the green hedge can be trimmed at different slopes and certain height.

The invention relates to automatic treatment maintenance equipment for high-speed rails. The automatic treatment maintenance equipment comprises a baseplate, a rail tree trimming device is mounted on the left side of the upper end face of the baseplate and can realize automatic trimming of rail protection trees, and a rail stone squeezing and pushing device is mounted on the right side of the upper end face of the baseplate and can realize automatic squeezing and pushing of rail damping stone; the rail tree trimming device comprises a trimming bottom plate welded on the left side of the upper end face of the baseplate, a trimming supporting plate is welded on the trimming bottom plate, a clamping rotary cutting branched chain is mounted in the middle of the side face of the trimming supporting plate and can realize clamping rotary cutting of the rail protection trees, and two sawing patting branched chains are symmetrically mounted on two sides of the side face of the trimming supporting plate and symmetrically positioned on two sides of the clamping rotary cutting branched chain. The automatic treatment maintenance equipment can realize an automatic maintenance function of tree trimming and stone squeezing and pushing of rails.

The invention discloses a shrub trimmer for an urban road. The shrub trimmer comprises an operation platform, the upper end of the operation platform is fixedly connected with a driving control room,a solar cell panel is fitly mounted at the upper end of the driving control room, and a driving mechanism, a control mechanism and a power mechanism are arranged in the driving control room. Accordingto the shrub trimmer, the distance between a trimming cutter and a shrub is adjusted through a vertical hydraulic cylinder and a horizontal hydraulic cylinder, a rotary motor rotates a rotary shaft,a chain wheel transmission chain drives other rotary shafts to rotate, the trimming cutter trims the shrub, the trimming speed is high, trimming can be carried out by one person, and a large amount oflabor cost is reduced. The trimmed position is in a negative pressure environment through a negative-pressure fan, the trimmed shrub enters a shrub collecting box to be collected under the negative pressure condition, the situation that the road needs to be cleaned after trimming is carried out is avoided, time and labor are saved, and the trimming efficiency and the trimming quality are improved.

Disclosed plant trimming equipment is characterized in that a transverse bar is arranged, a transverse trimming device is connected to the transverse bar, vertical trimming devices are vertically arranged at two ends of the transverse bar, a control chip and a horizontal detector are installed on the transverse trimming device, a movable device is arranged at the lower end of each vertical trimming device, and a rotating part is arranged between each movable device and one corresponding vertical trimming device, and a height fine tuning telescopic motor is arranged between ends of each rotating part and one corresponding vertical trimming device. When trimming plants, the plant trimming equipment can automatically trim plants fitly, and can also trim plants fitly in a situation of uneven ground, so that the trimming quality is greatly increased. Also, the plant trimming equipment is fast in trimming speed, saves time, brings convenience to people, and is simple in structure and convenient to use.

The invention discloses sweet-scented osmanthus pruning equipment. The equipment comprises a vehicle bucket, a lifting air cylinder is connected to the upper end of the vehicle bucket, and a rotatingdisc is installed at the upper end of the lifting air cylinder and provided with a telescopic rod with a pruning device; a crushing device is connected to the right side of the vehicle bucket througha connecting rod and comprises a crushing box, a horizontal rotating shaft driven by a motor to rotate is installed in the crushing box, crushing blades are evenly distributed on the rotating shaft, and a collecting box and a storage box which are detachable are connected to the upper and lower ends of the crushing box respectively. The equipment can safely and quickly prune branches on the premise of not damaging the sweet-scented osmanthus branches and improve the pruning quality while ensuring the attractiveness of the tree shape.

The invention provides a capacitance adjusting and balancing device for a capacitor and a capacitance adjusting and balancing method. The balancing device comprises a panel and a wiring board. The panel is provided with ten buttons and two jacks, wherein the five buttons are 0.1-microfarad buttons, and the other five buttons are 0.2-microfarad buttons. The capacitance adjusting and balancing device for the capacitor is high in balancing speed and saves time; meanwhile, the defect that an existing method mainly depends on experience is overcome, and capacitance balance can be obtained fast, so that repeated work is reduced, and the balancing success rate is increased.

The invention relates to the technical field of landscaping, in particular to a maintaining pruning device for landscaping projects. The difficulty of working at high positions can be reduced, the safety of working at high positions is improved, rubbish of grass, leaves and the like after pruning can be recycled, the recycled rubbish can be treated, the phenomenon that grass and leaves are piled everywhere is reduced, the attractive degree of a garden is improved, the working efficiency is improved, the automation degree is improved, and using reliability of the device is improved; the maintaining pruning device for landscaping projects comprises a plate body, a first motor, a first pruning cutter, a first connecting rod, a negative pressure draught fan, a leaf crushing box, a first conveying pipe, a second conveying pipe, a first leaf twisting rod, a second leaf twisting rod, a device box, a second connecting rod, a third connecting rod, a hydraulic pump and an operation frame, wherein a first gear, a second gear and a third motor are arranged in the device box, and protection fences are arranged on the left, front, right and back sides of the top end of the operation frame.

The invention discloses a rear axle housing assembly housing inner cavity trimming device. The device solves the problems that the efficiency of polishing burrs at the root of a threaded hole of an existing shell inner cavity is low, and potential safety hazards are likely to be caused. The device comprises a machine frame, a positioning and clamping unit assembled on the machine frame and used for fastening a rear axle housing assembly, a trimming unit and a corresponding control loop pre-edited according to a common program, wherein the rear axle housing assembly is positioned and fastened through the positioning and clamping unit composed of a side positioning plate, a side pushing air cylinder, a rotary telescopic air cylinder and a hollow positioning table, the trimming unit formed by assembling a vertical moving mechanism, a transverse moving mechanism, a longitudinal moving mechanism and a cleaning tool with cutters into a whole is utilized, the cutters of the cleaning tool are adjusted to move to the positions above the threaded holes of the inner cavity of the axle housing in sequence, and burrs are trimmed through the cutters. The trimming device is reasonable in structural design, safe and rapid in trimming operation and capable of improving the threaded hole root burr polishing operation efficiency, optimizing the working environment and remarkably improving the rear drive axle operation quality.

The invention discloses an automobile diesel pump tail gas treatment pump diaphragm and a vulcanization forming mold and manufacturing method of the automobile diesel pump tail gas treatment pump diaphragm and belongs to the technical field of processing of rubber with metal and nonmetal. The processing mold of the automobile diesel pump tail gas treatment pump diaphragm comprises an upper mold and a lower mold. The lower surface of the upper mold is provided with an upper mold cavity. The upper surface of the lower mold is provided with a lower mold cavity. A clamping groove is perpendicularly arranged below the lower mold cavity. A rubber cavity is formed after the upper mold cavity and the lower mold cavity are combined. A circle of O-shaped tearing ribs are arranged, along the edge of reinforcing fiber, on the inner surface of the rubber cavity. According to the automobile diesel pump tail gas treatment pump diaphragm and the vulcanization forming mold and manufacturing method of the automobile diesel pump tail gas treatment pump diaphragm, through the improvement on the framework structure, the reinforcing fiber structure, the mold structure and a molding process, rubber flashes on the surface of a manufactured product can be easily torn off, the product quality and the production efficiency are improved, the manufacturing cost is reduced, and meanwhile the problem that the reinforcing fiber in the pump diaphragm is prone to wrinkling is solved.

The invention discloses a portable multifunctional trimmer. The portable multifunctional trimmer comprises a handle, a controller, a supporting seat, a wheel device, a telescopic device and a trimming device. The wheel device comprises front wheel supports, front wheels, rear wheel supports, rear wheels and supporting rods, the rear wheel supports are movably installed on the two sides of the supporting seat through locating pins and nuts, the front wheel supports are installed on the rear wheel supports through movable pins, and locking rods are installed between the front wheel supports and the rear wheel supports. The telescopic device comprises a second rotating motor, a ball screw and a ball screw nut, and the second rotating motor is connected with the ball screw. The trimming device is formed by connecting a third rotating motor, a protection device, a baffle and a trimming cutter head in sequence, and the third rotating motor is movably connected to the ball screw through the ball screw nut. Due to the design, the portable multifunctional trimmer is multipurpose, convenient to carry and use, quite efficient and quite practical and relieves the labor intensity of working.

The invention discloses a weeding machine suitable for walking in a tea garden in a mountainous area, and relates to the technical field of agricultural machinery. The weeding machine comprises a bottom plate and an operation handle, wherein a controller is mounted at the top of the bottom plate, a weeding machine running part used for running of the weeding machine is mounted on the bottom plate, a storage battery is mounted at the top of the bottom plate, the storage battery is electrically connected with the weeding machine running part, a weeding machine pruning supporting part used for pruning weeds is mounted on the bottom plate, and the controller, the weeding machine running part, the operating handle and the weeding machine pruning supporting part are in signal connection. The weeding machine is reasonable in structure and does not need to be held by hands or carried on the back for weeding, the labor amount of operators is reduced, the weeding machine pruning supporting part can remove weeds on the two sides of a tea tent on a ridge at the same time, the removing effect is improved, the weeds on the two sides can be cut off twice, natural decomposition of the weeds is facilitated, and environmental protection is facilitated.

The invention discloses pneumatic trimming equipment for an automobile interior trim part. The pneumatic trimming equipment is formed by a trimming clamp and a plurality of trimming cutters. The trimming clamp is composed of a locating mechanism and a supporting frame. Each trimming cutter is composed of pneumatic shears and a shear type trimming cutter bit. The trimming cutters are arranged on the locating mechanism fixed to the supporting frame. The locating mechanism can be moved and adjusted horizontally and vertically on the supporting frame. Each pair of the pneumatic shears are composed of the shear type trimming cutter bit, a cutter body, a piston, a piston reset spring and a cutter bit reset spring. The cutter bodies are provided with piston cylinders. The pistons are arranged in the piston cylinders. V-shaped grooves are formed in the middle of the pistons. The shear type trimming cutter bits are hinged to the exteriors of the cutter bodies. Cutter handles of the shear type trimming cutter bits are arranged in the V-shaped grooves of the pistons. The piston reset springs are arranged on the peripheries of the cutter handles. The cutter bit reset springs abut against the inner sides of the two cutter handles. The top ends of the pistons abut against the lower ends of the piston reset springs. The cutter bodies are provided with through holes communicated with compressed air through air taps. The pneumatic trimming equipment is high in trimming speed and trimming quality, and suitable for operation in narrow space of the automobile instrument board center control trimming position.

The invention relates to automatic maintaining equipment for a high-speed rail. The automatic maintaining equipment comprises a rail moving base which has an automatic rail moving and detecting function. A rail impurity removing device is mounted in the middle of the lower end face of the rail moving base and has an automatic impurity removing function for the middle of the rail. A rail tree trimming device is mounted on the upper end face of the rail moving base and has an automatic trimming function for rail protecting trees. The rail moving base comprises a base plate, two rows of moving support columns are symmetrically mounted in the middle of the lower end face of the base plate, a moving base platform is welded to the lower ends of the two rows of moving support columns, and the two rows of moving support columns play a role in uniformly supporting the moving base platform. Two rows of fixed columns are symmetrically welded to the two ends of the moving base platform, and two movable traveling devices are mounted on the two sides of the two rows of fixed columns correspondingly. The automatic maintaining equipment has the all-in-one automatic maintaining function of rail condition detection, tree trimming and impurity removal.

The invention relates to a garden step operation device with a branch and leaf collecting function for greening construction. The device comprises a step climbing base mechanism, wherein the step climbing base mechanism comprises a supporting bottom frame located at the bottom of the whole device; a lifting supporting mechanism which is used for lifting the set height of a branch and leaf collecting bin mechanism; the branch and leaf collecting bin mechanism, wherein the front side and the rear side of the branch and leaf collecting bin mechanism are fixed to the inner side of a lifting sliding frame and synchronously ascend and descend along with the lifting sliding frame, a branch and leaf cutting-off bin mechanism is arranged in the middle of an inner cavity of the branch and leaf collecting bin mechanism, and a branch and leaf storage bin is arranged at the bottom of the inner cavity of the branch and leaf collecting bin mechanism; a branch and leaf trimming and collecting mechanism, wherein a collecting opening is formed in the top of the inner cavity, the branch and leaf trimming and collecting mechanism is arranged in the collecting opening, and the two sides of the collecting opening communicate with the branch and leaf cutting-off bin mechanism through slopes. The garden step operation device overcomes the defects in the prior art, integrates the functions of pruning, collecting, smashing, storing and the like, can be pushed by only one to two persons, is safe and reliable, is high in pruning efficiency, and is suitable for pruning trees on the two sides of steps.

The invention relates to a full-hydraulic disc type fast pruning device. The full-hydraulic disc type fast pruning device coordinated with a tractor during use comprises a power system, a lifting mechanism, a pruning mechanism and a control system and is characterized in that the power system is connected to the rear end of the tractor in a suspended manner through three points at the rear of thetractor, and the rear power output shaft of the tractor is connected with the front-end power input shaft of a duplex hydraulic pump through a universal transmission shaft so as to provide power for the lifting mechanism and the pruning mechanism; the lifting mechanism is arranged in front of the tractor and fixed on the chassis of the tractor, and the pruning mechanism is connected with the lifting mechanism; the control system is mounted in the cab of the tractor and connected with various parts through a control circuit; saw discs rotate to cut off the branches of fruit trees during the traveling of the tractor. The full-hydraulic disc type fast pruning device has the advantages that the full-hydraulic disc type fast pruning device uses the tractor to supply power and travel and does not need an extract power source; the heights and angles of the saw discs can be regulated according to different pruning needs so as to adapt to the pruning on various occasions; the full-hydraulic disc type fast pruning device adopts mechanical operation and is capable of saving labor and improving the comfortableness of outdoor operation.

The invention discloses a servo-drive diamond pen arc trimmer. A servo motor is connected with a clearance-free precise speed reducer, the clearance-free precise speed reducer is connected with a trimming oscillating rod through a rotation-clearance-free coupler, a pair of angle contact bearings are arranged in an integrated base, a rotating shaft fixed by the angle contact bearings is arranged in the integrated base, the integrated base is connected with the trimming oscillating rod through the rotating shaft, a trimming rod is arranged on the trimming oscillating rod, a diamond pen is positioned on the trimming rod, and a numerically-controlled system is connected with the servo motor through a wire. The clearance-free precise speed reducer, the rotation-clearance-free coupler, the trimming oscillating rod, the trimming rod and the rotating shaft can form a rotating main body. The numerically-controlled system can control the servo motor to drive the rotating main body to do rotating motion with the integrated base as the base. The servo-drive diamond pen arc trimmer is high in trimming accuracy, long in service life, high in producing and using efficiency and good in popularization value.

The invention relates to the technical field of garden equipment, in particular to a garden vegetation pruning machine. By adjusting the height and angle of a saw blade, the vegetation pruning work can be carried out conveniently, the labor for taking scissors, moving and pruning during manual pruning is saved, the pruning speed is increased, and the working efficiency is improved. Meanwhile, the height and angle of the saw blade can be accurately controlled, so that the pruning precision is improved, and the practicability and the reliability are improved. The pruning machine comprises a workbench, a first mounting block, four groups of first bolts, a hydraulic rod, a hydraulic station, a hydraulic pipe, a second mounting block, a transverse plate, two groups of vertical plates, a third mounting block, a motor, a speed reducer and a first transmission shaft; the right side of the workbench is uniformly and fixedly connected with the bottom end of the first mounting block through the four groups of first bolts, the middle of the top end of the first mounting block is connected with the bottom end of the hydraulic rod, the bottom end of the hydraulic station is connected with the left side of the top end of the workbench, and the lower side of the right end of the hydraulic station is communicated with the left end of the hydraulic pipe.

The invention discloses a net bag detachable fruit and branch harvesting and pruning device which comprises a long pole. An upper face plate and a lower face plate are arranged at a tip of the long pole; an outer sleeve is arranged on the upper face plate; an inner sleeve is arranged on the lower face plate; the outer sleeve sleeves the inner sleeve; notches are formed in the upper end of the outer sleeve and the upper end of the inner sleeve; triangular oblique grooves are formed in the bottom surfaces of the notches; annular saw blades are arranged between the outer sleeve and the inner sleeve; the annular saw blades are arranged on saw sleeves; the saw sleeves are arranged on driving wheels; the driving wheels are nested in the lower end of the inner sleeve; a belt wheel is connected with the driving wheels; a rocking handle is connected with the belt wheel; a net bag fixing barrel is arranged at the lower end of the inner sleeve; hooks are uniformly arranged at the edge of the lower end of the net bag fixing barrel; a rotatable locking ring sleeves the net bag fixing barrel; locking sheets are arranged at the edge of the lower end of the locking ring, and the locking sheets andthe hooks are matched with one another to form sealing rings; a torsional spring is arranged between the locking ring and the net bag fixing barrel. The net bag detachable fruit and branch harvestingand pruning device has the advantages that fruits can be picked by the aid of the net bag detachable fruit and branch harvesting and pruning device, branches can be pruned by the aid of the net bag detachable fruit and branch harvesting and pruning device, and the net bag detachable fruit and branch harvesting and pruning device is high in fruit picking speed and branch pruning speed and has lowapple accurate location discrimination requirements on human eyes.

The invention relates to a full-automatic maintenance robot which comprises a self-stabilizing traveling device. The self-stabilizing traveling device can achieve self-stabilizing traveling and rigidsupporting functions, can travel automatically for construction on a bumpy and rugged river channel, and can also be used as a rigid supporting platform in the construction process of the river channel. A slope wall cleaning device is installed on the right side of the upper end face of the self-stabilizing traveling device and can achieve the function of automatically pruning deadwood vines on the slope wall of the river channel. An automatic stone-laying device is installed on the front side of the upper end face of the self-stabilizing traveling device and can achieve the functions of automatically carrying and stacking grouted rubbles and correcting the position. The full-automatic maintenance robot can achieve the full-automatic maintenance function of the water conservancy river channel, no manual operation is needed, the construction speed of the river channel is high, the working efficiency is high, and the full-automatic maintenance robot can travel automatically for construction on the bumpy and rugged river channel.

The invention is aimed at disclosing a Chinese holly trimming device of a garden in order to solve the problem that broken leaves are easily left on the surface of Chinese holly by means of an existing trimming device. The Chinese holly trimming device comprises a motor, a second rotating shaft, a connecting frame, a rotating rod, a sleeve ring, an air blower and a dust collection tube. A main handle is welded to the upper side of the motor. An auxiliary handle is welded to the left side of the motor. A cutter is welded to the lower side of the second rotating shaft. A first rotating shaft is installed between the rotating rod and the connecting frame. A connecting rod is welded to the lower side of the sleeve ring. A guide pipe is fixedly installed on the lower side of the connecting rod. A fixing frame is welded between the air blower and the guide pipe. A baffle is axially welded into the guide pipe. A filter screen perpendicular to the baffle is welded into the guide pipe. By arranging the air blower, broken leaves on the surface of Chinese holly can be conveniently sucked, fertilizer applying can be conveniently conducted by means of the broken leaves, the attractive appearance of Chinese holly is increased, and the Chinese holly trimming device is simple in structure, reasonable in design, convenient to operate and safe and reliable.

The invention relates to impurity removing and pruning equipment for rails. The impurity removing and pruning equipment comprises a substrate, wherein two rows of support pillars are symmetrically arranged in the middle part of the lower end of the substrate; a rail impurity removing device is arranged at the lower ends of the two rows of support pillars; the two rows of support pillars play a role of stably supporting the rail impurity removing device; the rail impurity removing device can realize an automatic impurity removing function between the rails; four support legs are symmetrically arranged at the lower end of the substrate; a universal wheel is arranged at the lower end of each support leg; the impurity removing and pruning equipment can be moved to a designated position by the four universal wheels on the four support legs; a rail tree pruning device is arranged at the left side of the upper end face of the substrate and can realize an automatic pruning function on protecting trees for the rails. According to the impurity removing and pruning equipment disclosed by the invention, integrated automatic maintenance functions of tree pruning and impurity removing of the rails can be realized; the impurity removing and pruning equipment has the advantages of automatic pruning of the protecting trees, high pruning speed, short pruning time, good pruning effect, automatic cutting of branches into pieces after the pruning is finished, automatic impurity removal, high impurity removal speed, good impurity removing effect, and the like.

The invention relates to special construction equipment for preventing landslides. The construction equipment for preventing landslides comprises a bottom plate. According to the invention, the bottomplate is installed on existing large-scale walking equipment, the construction equipment is driven to automatically walk on a riverway through existing large-scale walking equipment, a slope wall cleaning device is installed on the right side of the upper end surface of the bottom plate, the slope wall cleaning device can realize the function of automatically trimming dry branches and vines on the slope wall of the riverway, an automatic stone laying device is installed on the front side of the upper end face of the bottom plate and can achieve the functions of automatically carrying and stacking grouted rubble and correcting the position, and an automatic piling device is installed on the left side of the upper end face of the bottom plate and can achieve the function of automatically and efficiently piling on a protection slope. The riverway trimming, slope protection construction and piling integrated operation functions can be achieved, manual operation is not needed, the riverwayconstruction speed is high, and the working efficiency is high.

The invention relates to the technical field of garden equipment, in particular to an automatic pruning machine for garden greening, which can conveniently prune different positions of external vegetation by adjusting the height and angle of an electric saw, so that physical strength and time are saved during manual pruning, and working efficiency is improved; and meanwhile, the pruning device canprune higher positions of external vegetation, so that pruning difficulty is reduced, and practicability and reliability are improved. The machine comprises a bottom end, a vertical plate, two groupsof side plates, a top plate, a motor seat, a first motor, a first rotary shaft, a first reducer, a second rotary shaft, a first bevel gear, a second bevel gear, a first supporting plate and a lead screw, wherein the right side of the top end of the bottom end is connected with the bottom end of the vertical plate; the right ends of the two groups of side plates are respectively mounted on the front side of the left end of the vertical plate; and the bottom ends of the two groups of side plates are respectively mounted on the front side and the rear side of the top end of the bottom plate.