811results about "Motor driven pruning saws" patented technology

The invention provides a branch pruning robot for overhead high-voltage transmission line live working. The branch pruning robot comprises a robot working platform, a spindle drive box, a gravity center adjusting device, an operating arm swing joint and a tail end tool, wherein the robot working platform serves as a mobile carrier of the robot and is hung on a wire through a pair of antisymmetric mechanical arms; a longitudinal spindle is arranged in the spindle drive box and can be rotated by 360 degrees; the operating arm swing joint of the robot is fixedly connected with the spindle and driven by a motor to rotate along with the spindle; the operating arm swing joint can drive an operating arm to swing leftwards or rightwards by 30 degrees, and cone-shaped body space with a 60-degree solid angle below the robot can be completely covered in the robot working area; the tail end tool is carried at the tail end of the operating arm and provided with an independent power supply and control system. The branch pruning robot can replace manual operation, is safe, reliable and easy to operate, and improves branch pruning efficiency, and the functions of the robot are expanded.

A portable power working machine includes a drive unit disposed in a motor housing connected to a proximal end of an operating arm. The drive unit rotates a cutting blade at a distal end of the operating arm. The motor housing has an inlet and an outlet for cooling air in front and rear sections, respectively. The drive unit includes an electric motor disposed near the front end of the motor housing, a cooling fan disposed near the rear end of the motor housing and connected to an output shaft of the electric motor, and a heat sink disposed between the cooling fan and the electric motor so as to extend from the electric motor. The cooling air drawn in through the inlet by the cooling fan is guided through a gap between the drive unit and an inner surface of the motor housing and is discharged through the outlet.

This disclosure includes a method for pruning a fruit plant. An exemplary method step includes obtaining an image of the fruit plant that has branches. Next, creating exclusion zones surrounding the branches. Then pruning the fruit plant based upon the exclusion zones.

The invention provides a power-driven plant pruning machine. The power-driven plant pruning machine is composed of the following interconnected components: a direct-current motor, a jagged circular blade, a battery, a motor fixing shell, a battery fixing shell, a power line, a power switch and a handle, wherein the battery with a voltage of 12 volts and capacity of 20 amperes supplies power for the power-driven plant pruning machine and drives the direct-current motor with rate voltage of 12 volts and rated power of 450 watts; the motor rotating at a high speed drives the jagged circular blade arranged on the exposed motor axle to spin at a high speed, and the blade cuts plants off as soon as the blade touches the plants; the power switch of the machine is installed above the front of the handle, and the power line passes through the hollow cavity of the handle and is separately connected with the motor and the battery; the handle, the motor shell and the battery shell are made of high-strength plastic materials, and a protecting cover is made of stainless steel sheet; and a charging jack is arranged in the lower part of the outer side of the battery shell and used for connection of an external charger for charging of the battery. The power-driven plant pruning machine has the advantages of small size, light weight, simple structure, convenient operation, high work efficiency, good pruning quality, conservation of effort and labor and wide application range.

The present invention provides a computerized system for mapping an orchard, and a method for producing precise map and database with high resolution and accuracy of all trees in an orchard.

A lighting apparatus for controlling a plant disease is provided to reliably inhibit a spore formation and a hyphal growth of a filamentous fungi, reliably induce a disease resistance, prevent a leaf scorch, and promote a growth of a plant. A UV light source repeats a light irradiation which has an irradiation pattern of combining a light irradiation, in which UV-C and UV-B and a visible light are superimposed, with a visible light irradiation alone at least twice a day. The emission of UV-B and UV-C enables the reliable inhibition of the spore formation of the filamentous fungi, for example. Its intermittent emission prevents a plant from getting too used to ultraviolet rays, promotes a generation of an antibacterial substance, for example, and prevents a leaf scorch. The continuous emission of the visible light enables a promotion of a growth of the plant.

The invention relates to a power transmission corridor tree obstacle clearing robot based on multi-foot bionic obstacle clearing. The robot comprises a tree obstacle cleaning device and a climbing device, wherein the tree obstacle cleaning device and the climbing device are vertically connected through a supporting column (21). The robot has the advantages that due to the multi-foot design, different kinds of trees, bamboo and the like are held; multiple upper and lower feet move through a multi-rod serial connection worm; by means of an electric saw capable of being pushed from the horizontalto the vertical by a user through two shafts, the problem about tree obstacle clearing is solved; by means of multi-foot intelligent control, the robot can be visually and remotely controlled or autonomously moved, condition investigation, processing and the like can be conducted on the tree obstacles in different types during operation; the robot plays an important role in safe and stable operation of a power transmission line.

Method and apparatus for automated operations, such as pruning, harvesting, spraying and / or maintenance, on plants, and particularly plants with foliage having features on many length scales or a wide spectrum of length scales, such as female flower buds of the marijuana plant. The invention utilizes a convolutional neural network for image segmentation classification and / or the determination of features. The foliage is imaged stereoscopically to produce a three-dimensional surface image, a first neural network determines regions to be operated on, and a second neural network determines how an operation tool operates on the foliage. For pruning of resinous foliage the cutting tool is heated or cooled to avoid having the resins make the cutting tool inoperable.

A vegetation cutting device comprises, a housing, and a motor located within the housing. The motor comprises a rotating output shaft for driving a pair of reciprocating blades. The vegetation cutting device also comprises a rotatable front handle being rotatably mounted on the housing and is adapted to rotate with respect to the housing. The rotatable front handle comprises, a first trigger wherein the motor is operable on actuation of the first trigger. A release button is mechanical cooperation with the rotatable front handle for actuating rotation of the front handle. The vegetation cutting device also comprises an interlock mechanism mechanically coupling the release button and the first trigger wherein actuation of the release button prevents actuation of the first trigger and actuation of the first trigger prevents actuation of the release button.

An extendable hedge trimmer includes a housing having a handle end and a tool end. The handle end includes a battery and an electrical connector. The tool end includes a hedge trimming implement, a motor, and an electrical connector. The electrical connector of the tool end is electrically connected with the motor. Wiring is included within the handle end for electrically connecting the battery and the electrical connector of the handle end. The trimmer also includes a pole which is releasably connectable between the tool end and the handle end. The pole is configured for electrically connecting the handle end with the tool end. The trimmer also includes a latch mechanism for releasably attaching the pole between tool end and handle end. The trimmer also includes an input for receiving AC line power via a power cord, the trimmer configured for being power by AC line power and / or battery power.

The present invention is an extended reach tree maintenance apparatus. The invention is comprised of a lightweight electric chain saw, at least two hollow and stackable extensions poles, a bracket, several fasteners, and a wireless ON / OFF switch. The bracket is attached to a handgrip at one end of the lightweight chain saw and has a coupler fixed along its length that facilitates its secured yet removable attachment with one extension pole. At least three fasteners pass through the bracket and contact the chain saw securing the bracket to the chain saw. One fastener depresses the trigger switch of the chain saw in the ON position. The wireless receiver switch is electrically connected to the chain saw and remotely operable via a wireless transmitter. In other embodiments, the invention further comprises a switch electrically connected between the chain saw and the wireless ON / OFF switch and fastened to an extension pole. The switch communicates electrical power to the chain saw when extension poles are within a defined angular range of operation and interrupts power when angular orientation is otherwise.

The invention discloses a tree climbing and branch trimming robot. The robot comprises a tree climbing mechanism, a branch trimming mechanism, wherein the tree climbing mechanism comprises a tree climbing hydraulic device, its upper and lower ends are respectively provided with a group of telescopic rods and fixing rods; one group of the telescopic rods and the fixing rods are kept holding tight the trunk, and the trunk is released by the other group of telescopic rods and fixing rods, the group of telescopic rods and fixing rods releasing the trunk are made to move up and down through the tree climbing hydraulic device, so that the up and down movements of the overall mechanism are achieved; the branch trimming mechanism comprises an outer gear ring, an inner ring, a chain saw mechanism, a hydraulic mechanism, the chain saw mechanism is fixed through the hydraulic mechanism on the outer gear ring, drives the small gears on both sides of the outer gear ring through the motor, and further drives the outer gear ring to rotate around the inner ring, meanwhile starts the chain saw mechanism on the outer gear ring to make it trim the branches around the trunk, and adjusts through the hydraulic mechanism the distance between the chain saw mechanism and the trunk. The tree climbing and branch trimming robot is able to save labor resources, is high in work efficiency, and has strong adaptability to work environment.

The invention provides a fruit tree pruning machine comprising a power vehicle. A lower supporting arm and a pedestal oil cylinder driving the lower supporting arm to swing are hinged to the power vehicle; an outward extension support arm and an extension oil cylinder driving the outward extension support arm to swing to adjust the outward extension distance are hinged to the lower supporting arm; a connecting base and a rotary power device driving the connecting base to rotate with the outward extension direction of the outward extension support arm as the axis are connected to the outward extension support arm; a support base which can swing is connected to the connecting base, and the plane formed by the swing tracks of the support base and the plane formed by the swing tracks of the outward extension support arm are parallel or coincide with each other; the support base is connected with a cutting saw blade driven by a cutting motor; the power device, the pedestal oil cylinder, the extension oil cylinder, the rotary power device and the cutting motor are controlled by a controller. With the mechanisms, the fruit tree pruning machine can prune fruit trees automatically, and has the advantages of high labor efficiency and large pruning range.

The invention relates to a fast-growing wood pruning and maintaining robot and a control method thereof. The fast-growing wood pruning and maintaining robot comprises a weight box, a climbing mechanism, a posture adjusting mechanism, a rotation mechanism, an end effector and a control portion. The weight box is fixed on a weight box rack to compress the machine against the trunk by its own weight. The climbing mechanism drives the machine to climb and descend. The posture adjusting mechanism is connected with supports of the climbing mechanism through hinges, the angle between the rotation mechanism and the trunk is adjusted by retracting of linear actuators, and the rotation mechanism ensures to be perpendicular to the trunk. The rotation mechanism is fixed upon the climbing mechanism through connecting upright rods so as to rotate around the trunk. The end effector is fixed on the rotation mechanism to implement pruning and mist spraying operations. The control portion is composed of a climbing control portion, a posture adjusting control portion and a pruning control portion. The fast-growing wood pruning and maintaining robot is simple in structure, convenient to operate, suitable to pruning and mist spraying operations in the wood and bright in market application prospect.

The invention discloses a climbing robot, wherein, a cylindrical structure composed of a plurality of arc units is sleeved on an object to be climbed, each roller unit of a roller group abuts on an outer wall of the object to be climbed, a hub motor is started to rotate forward, and the climbing robot rises spirally from bottom to top along the outer wall of the object to be climbed; When the climbing robot climbs to the top of the object to be climbed, the climbing robot needs to be lowered, the hub motor is reversed, the roller set descends spirally along the outer wall of the tree trunk, and the climbing robot is taken down; The climbing robot can self-adaptively hold the object to be climbed and spirally ascend or descend along the object to be climbed, thus realizing unmanned operation at high altitude and saving manpower; But also simple in structure and high in reliability.

A telescopic saw includes a handle, a power switch, one or more telescopic poles, an electric reciprocating saw holder and a saw blade. The handle houses a battery within a holder section of the handle, and the power switch is positioned at a distal end of the handle, and in communication with the battery. The telescopic poles are attached to each other and extending from the handle, where a last of the telescopic poles is pivotally connected to the second last telescopic pole. The electric reciprocating saw holder is fastened to a distal end of the last telescopic pole, where the electric reciprocating saw holder holds the saw blade. The saw blade is hingedly connected to the electric reciprocating saw holder, where the saw blade sways along a predefined angle in horizontal direction, and reciprocate linearly to prune an object, when the power switch is actuated by a user.

A harness (10) for reducing the load on the arms of operator working with a pole saw or pole hedge trimmer at operating positions at angles particularly between 10 to 105 degrees from a vertical line, in which the power tool (1) is suspended in a strap (31) extending from a front portion (12) of the harness (10), through at least one fairlead (6) provided on the power tool (1) and to a rear portion (11) of the harness (10). The strap (31) is included in a tool balancer (30), which includes a spring loaded reel (32) for the strap (31) and is attached to or preferably integrated with a chest plate / buckle (14) in the harness (10), and which permits locking of the reel (32). The at least one fairlead (6) includes a hook (8) for easy hooking of the power tool (1) onto the strap (31) and unhooking of the same therefrom.

A handheld electric tool includes a working device for performing a function of the handheld electric tool, a powering device for provide a driving force to the working device, and a connecting device for connecting the working device and powering device. The powering device includes: an electric motor, a power housing having an air inlet and an air outlet, a transmission mechanism for transmitting power generated by the electric motor and a circuit board for controlling the electric motor, a fan can be driven by the electric motor to provide an airflow which flows from the air inlet to the air outlet. The circuit board, the transmission mechanism and the electric motor are disposed between the air inlet and the air outlet such that the airflow flows through the circuit board, the transmission mechanism and the electric motor successively. The handheld electric tool has excellent cooling effect.

The invention relates to an electric power maintenance tree obstacle clearing vehicle, which is used for solving the problem that power transmission safety is affected when tree branches press a conducting wire. The front side of a vehicle body is provided with a large arm in a hinging manner, a large arm oil cylinder is arranged between the large arm and the vehicle body, the free end of the large arm is provided with a support in a hinging manner, and a swinging oil cylinder is arranged between the support and the middle part of the large arm; the free end of the support is provided with an installation frame, the installation frame is provided with a rotating plate in a rotating manner, and the installation frame is provided with a drive mechanism for driving the rotating plate to rotate; a fixed clamping rod is fixed on the free end of the rotating plate, a movable clamping rod is hinged to the rotating plate, and a clamping oil cylinder is arranged between the movable clamping rod and the rotating plate; a rotating shaft is rotatably installed on the rotating plate, a worm gear is fixed on one end of the rotating shaft, a swinging motor is fixed on the rotating plate, the output end of the swinging motor is provided with a worm engaged with the worm gear, a cam is fixed in the middle part of the rotating shaft, and an electric saw is fixed on the cam. By adopting the electric power maintenance tree obstacle clearing vehicle, tree branches can be efficiently cut off, so that the safety operation of a power transmission line can be guaranteed.

A motorized extension pole including a first hollow pole member having a second pole member telescopically mounted in said first pole member. The second pole member is selectively moved between extended and retracted positions with respect to said first pole member by a battery powered drive motor. The drive motor is mounted within a handle attached to the inner end of the first pole member. A coupling mechanism interconnects the handle to the first pole member which permits the first pole member to be selectively rotated without rotating the handle so that the control switch on the handle is always located in a convenient position. The pole also includes limit switches for controlling the retraction and extension of the second pole member.

The invention discloses a ground-space collaborative operation orchard pruning machine based on autonomous navigation, and the orchard pruning machine includes an unmanned aerial vehicle, a laser radar, and a full-hydraulic self-propelled orchard pruning machine. The method comprises the following steps: firstly, acquiring an orchard path image in real time by the unmanned aerial vehicle, and analyzing the acquired image, transmitting the information to a real-time data transmission terminal through an information transmission technology, and controlling the full-hydraulic self-propelled orchard pruning machine according to the navigation path plan, the navigation control system and the execution mechanism to perform pruning operation, and the laser radar is adopted for carrying out pose estimation and walking route correction on the full-hydraulic self-propelled orchard pruning machine, and the intelligent trimming operation of the fruit trees is completed.

A motorized trimming apparatus having two blades placed side-by-side, has triangularly or trapezoidally cut teeth spaced apart from each other, at least one of said blades being movable to enable the cutting by shearing of wood inserted between said teeth, and connected to a drive device. The apparatus is characterized in that it comprises a means for controlling the drive device, said control means being constructed or configured so as to detect stops in movement of the movable blade(s) and to instantaneously and automatically control the reversal of the rotational direction of said drive device and thus control the reversal of the direction of movement of said movable blade(s).

The invention provides an automatic tree obstacle removing robot based on image recognition and a use method thereof. The robot comprises a mechanical structure and a control system, wherein the mechanical structure comprises a holding mechanism used for encircling and holding a tree trunk, the holding mechanism is arranged on a climbing and posture adjustment mechanism used for climbing the treetrunk and supporting the entire mechanical structure, the holding mechanism is provided with a fall prevention mechanism used for preventing the robot from falling, and the climbing and posture adjustment mechanism is fixedly provided with a pruning mechanism used for pruning and removing tree obstacles; the control system comprises a sensing and detection subsystem, a communication transmission subsystem, a motion control subsystem, a power supply subsystem and a remote control operation subsystem. The robot can avoid the problems such as unsafety and incomplete obstacle clearance which are caused by artificial climbing, and greatly improve the work efficiency of the electric power sector.

A motorized extension pole including a first hollow pole member having a second hollow pole member telescopically mounted in said first pole member. The second pole member is selectively moved between extended and retracted positions with respect to said first pole member by a battery powered drive motor.

The invention discloses a multifunctional electric garden work vehicle, characterized in that the garden work vehicle uses storage battery as power source, and comprises a chassis, a hook arm device, a water tank device, a high branch trimming device, a hedgerow trimming device, and a branch smashing and storage and transportation device. The hook arm device, the water tank device, the high branch trimming device, the hedgerow trimming device, and the branch smashing and storage and transportation device are arranged on the chassis. The garden work vehicle uses the storage battery as a power source, and would not cause secondary pollution on environment. The garden work vehicle has multifunction of watering and dedusting, insecticide spraying, mist spraying, irrigation, high branch trimming, hedgerow trimming, branch smashing and storage and transportation, and standby application for fire fighting. The garden work vehicle is simple in structure, reasonable in design, and convenient in use, and has multifunction. The garden work vehicle greatly improves equipment utilization rate and working efficiency of working personnel.

A vegetation cutter comprises a frame rod having a front end portion and a rear end portion, and assuming a hollow tube having an open front end; a cutter head mounted on the front end portion of the frame rod and including a drive motor, a cooling fan to be rotated by the drive motor, and a rotary cutter to be rotated by the drive motor; and a power head mounted on the rear end portion of the frame rod and providing electric power for the drive motor. The frame rod is provided with an air intake aperture located at a position rearward than the cutter head and communicating through the hollow tube toward the cutter head. The frame rod is comprised of a front part rod and a rear part rod separably coupled together by means of a tubular joint. The air intake aperture is located on the front part rod.