CN213718842U - Remote control unmanned vehicle-mounted hedge trimmer - Google Patents

Abstract

The invention relates to the technical field of vehicle-mounted power-driven cutting for trimming hedges, lawns and lawns, in particular to a remote control unmanned vehicle-mounted hedge trimmer. According to the vehicle-mounted hedge trimmer, through the remote control unmanned vehicle, the fixed plate, the base, the main arm, the outer arm, the connecting rod, the rocker, the cutting head box body, the pin shaft, the bearing, the electric push rod, the crankshaft, the crank connecting rod, the crank rocker, the single-edge cutter holder, the single-edge blade fixed plate, the single-edge blade, the double-edge cutter holder, the double-edge blade fixed plate and the double-edge blade, the upper guide plate and the lower guide plate are structurally connected with the storage battery assembly and the electric control assembly which are configured with the remote control unmanned vehicle, the telescopic motion of the piston rod of the hydraulic oil cylinder on the vehicle is converted into the parallel lifting, the parallel telescopic motion and the rotating motion of the working mechanism relative to the base and the resultant motion and the cutter cutting motion of the three motions, and the safe and efficient trimming of branches and grass stalks.

Description

Remote control unmanned vehicle-mounted hedge trimmer

Technical Field

The invention relates to the technical field of power-driven cutting for trimming hedges, lawns and lawns, in particular to a remote-control unmanned vehicle-mounted hedge trimmer.

Background

The existing power cutting devices for repairing branches and stalks of hedges, grasslands and lawns are all manual hand-held electric or motor-driven single or multiple groups of rotary cutterheads or chain type cutters, wherein the former is that an electric or motor rides a transmission shaft to be connected with the cutterheads, and the latter is that the electric or motor is connected with a chain wheel transmission device through the transmission shaft. The two types of cutting devices have the defects that because the cutting tools are manually held, the labor intensity of operators is high, the operation efficiency is low, the safety risk is accompanied, and the cutting devices are not suitable for trimming the branches and grass stems of large-area hedgerows, grasslands, lawns, forests and the like in parks, greenbelts of trees, roads, road greenbelts and the like.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a remote control unmanned vehicle-mounted hedge trimmer. The remote control unmanned vehicle-mounted hedge trimmer comprises: the remote control unmanned vehicle comprises a remote control unmanned vehicle, a fixed plate, a shaft sleeve, a rotating shaft, a first bearing, a base rotating electric push rod, a base hinge seat, a fixed plate hinge seat, a base, a main arm, a first pin shaft, a second pin shaft, a connecting rod, a third pin shaft, a rocker, a main arm rotating electric push rod, a fourth pin shaft, a fifth pin shaft, a sixth pin shaft, an outer arm rotating electric push rod, a seventh pin shaft, an outer arm, a cutting head box body, a cutting head rotating electric push rod, an eighth pin shaft, a ninth pin shaft, a tenth pin shaft, a motor, a crankshaft, a crank connecting rod, a crank rocker, an eleventh pin shaft, a twelfth pin shaft, a single-edge cutter holder, a thirteenth pin shaft, a single-edge cutter holder, a double-edge cutter, an upper guide plate, a lower guide plate, an electric control assembly, a storage battery assembly, a second bearing, a third bearing, a fourth bearing, a fifth bearing and a fourteenth pin shaft.

The fixed plate is fixed on a platform of the remote control unmanned vehicle by bolts, the shaft sleeve is connected with the fixed plate by bolts, the rotating shaft is connected with the shaft sleeve by a bearing, the rotating shaft is fixed on the base by bolts, a fixed plate hinge seat is fixed on the fixed plate by bolts, a base hinge seat is fixed on the base by bolts, a fourteenth piston rod end and a fourteenth cylinder end are respectively connected with the fixed plate hinge seat and the base hinge seat by a fourteenth pin shaft, the main arm is connected with the base and a rocker by a first pin shaft, a cylinder end of a main arm rotary electric push rod is connected with the base by a fourth pin shaft, a piston rod end of the main arm rotary electric push rod is connected with the rocker by a fifth pin shaft, a cylinder end of an outer arm rotary electric push rod is connected with the main arm by a seventh pin shaft, a piston rod end of an outer arm rotary electric push rod is connected with a connecting rod and the rocker by a sixth pin shaft, the main arm is connected with the outer arm by a second pin shaft, and the connecting rod is connected with the outer arm by a third pin shaft, the outer arm is connected with a cutting head box body through an eighth pin shaft, the cylinder end of a rotating electric push rod of the cutting head box body is connected with the outer arm through a ninth pin shaft, the piston rod end of the rotating electric push rod of the cutting head box body is connected with the cutting head box body through a tenth pin shaft, a motor is fixed on the cutting head box body through a bolt, the output shaft of the motor is connected with a crankshaft through a key, the crankshaft is connected with a crank connecting rod through a bearing, the crank connecting rod is connected with a cutter holder rocker through a bearing and a crank connecting rod-cutter holder rocker pin shaft, two cutter holder rockers are respectively connected with a single-edge cutter holder and a double-edge cutter holder through a bearing and a crank connecting rod-cutter holder rocker pin shaft, the two cutter holder rockers are respectively connected with the cutting head box body through a bearing and a cutter holder rocker-cutting head box pin shaft, the single-edge cutter holder is connected with a single-edge cutter fixing plate through a bolt, the double-edge cutter holder is connected with a double-edge fixing plate through a bolt, and a plurality of single-edge blades are connected with the single-edge fixing plate through rivets, the electric control assembly controls and drives the fourteenth electric push rod for main arm rotation, the electric push rod for outer arm rotation and the electric push rod for cutting head rotation to rotate, and the electric control assembly controls the motor to rotate. The hedge trimmer fixed on the remote control unmanned vehicle carrying platform realizes the safe and efficient trimming of the branches and grass stems of large-area hedges, grasslands, lawns, forests and the like in the green areas of parks, forests, road and highway greenbelts and the like in the remote control and unmanned planning driving of the remote control unmanned vehicle carrying platform.

The specific type and parameters of the remote control unmanned vehicle can be selected according to the performance parameters of the hedge trimmer determined by specific hedge trimming working conditions and requirements.

The hedge trimmer for fixing the rear axle of the remote control unmanned vehicle realizes remote control of the remote control unmanned vehicle and safe and efficient trimming of branches and grass stems of large-area hedges, grasslands, lawns, forests and the like in parks, greenbelts of trees and forests, roads and highway greenbelts and the like in the planning driving process.

The electric power output of the storage battery assembly of the remote control unmanned vehicle-mounted hedge trimmer outputs electric power to the main arm rotating electric push rod, the outer arm rotating electric push rod, the cutting head rotating electric push rod and the motor through the electric control assembly to drive the base rotating electric push rod, the main arm rotating electric push rod, the outer arm rotating electric push rod and the cutting head rotating electric push rod to rotate and the motor to rotate, so that the rotation of the base, the main arm, the outer arm and the cutting head box body of the remote control unmanned vehicle-mounted hedge trimmer and the motor rotation motion of the cutting head are realized, and the maneuvering hedge trimming work of the remote control unmanned vehicle-mounted hedge trimmer is completed.

The fixed plate is fixed on the remote control unmanned vehicle carrying platform by bolts, the shaft sleeve is connected with the fixed plate by bolts, the rotating shaft is connected with the shaft sleeve by a bearing, the rotating shaft is fixed on the base by bolts, the hinged seat of the fixed plate is fixed on the fixed plate by bolts, the hinged seat of the base is fixed on the base by bolts, the piston rod end and the cylinder end of the rotary electric push rod of the base are respectively connected with the hinged seat of the fixed plate and the hinged seat of the base by a fourteenth pin shaft, the base is driven by the rotary electric push rod of the base to rotate on the fixed plate on the remote control unmanned vehicle carrying by the rotating shaft and taking the shaft sleeve as a center, and the trimming of the left side and the right side of the remote control unmanned vehicle carrying machine by the remote control unmanned vehicle-mounted hedge trimmer, the hedge on the right side of the remote control unmanned vehicle carrying machine, the lawn, the branch of the forest and the grass stem is completed.

The main arm is connected with the base and the rocker through a first pin shaft, the cylinder end of the main arm rotating electric push rod is connected with the base through a fourth pin shaft, the piston rod end of the main arm rotating electric push rod is connected with the rocker through a fifth pin shaft, the cylinder end of the outer arm rotating electric push rod is connected with the main arm through a seventh pin shaft, the piston rod end of the outer arm rotating electric push rod is connected with the connecting rod and the rocker through a sixth pin shaft, the main arm is connected with the outer arm through a second pin shaft, the connecting rod is connected with the outer arm through a third pin shaft, the main arm is driven to rotate by the stretching of the piston rod of the main arm rotating electric push rod by taking the first pin shaft as the center, the outer arm is driven to rotate by the stretching of the piston rod of the outer arm rotating electric push rod by taking the second pin shaft as the center, the piston rod of the main arm rotating electric push rod and the piston rod of the outer arm rotating electric push rod are controlled to cooperatively stretch by a controller of the remote control unmanned vehicle-carrying electric control assembly, the main arm and the outer arm are driven to realize the simultaneous rotating unfolding or simultaneous retracting of the main arm, and completing the joint and cooperative stretching and recovering movement of the main arm supported by the base and the outer arm supported by the main arm.

The cutting head box body is connected with the outer arm through an eighth pin shaft, the cylinder end of the rotary electric push rod of the cutting head box body is connected with the outer arm through a ninth pin shaft, the piston rod end of the rotary electric push rod of the cutting head box body is connected through a tenth pin shaft, and the cutting head box body is driven to rotate by the extension of the piston rod of the rotary electric push rod of the cutting head box body by taking the eighth pin shaft as a center, so that the spatial rotary motion of the cutting head box body supported by the outer arm is completed.

The motor is fixed on a cutting head box body through a bolt, a motor output shaft is connected with a crankshaft through a key, two crankshaft shafts of the crankshaft, which are 180 degrees apart by taking the axis of the crankshaft as the center, are connected with a crank connecting rod through a bearing, the crank connecting rod is connected with two crank rocking rods through a bearing and an eleventh pin shaft, the two crank rocking rods are respectively connected with a bearing and a thirteenth pin shaft, the two crank rocking rods are respectively connected with a single-edge cutter holder and a double-edge cutter holder through the eleventh pin shaft and the bearing, the single-edge cutter holder is connected with a single-edge cutter fixing plate through a bolt, the single-edge cutter holder is fixed on the single-edge cutter fixing plate through a rivet arrangement, the double-edge cutter holder is connected with the double-edge cutter fixing plate through a bolt, the double-edge cutter is fixed on the double-edge cutter fixing plate through a bolt arrangement, an upper guide plate and a lower guide plate are fixed on the cutting head box body through a bolt arrangement, and electric power of a storage battery component of a remote control unmanned vehicle inputs electric power to the motor through an electric control component, the motor output shaft rotary motion drives the crankshaft and is connected with the crank connecting rod through the crankshaft, the crank connecting rod is connected with the crank rocker, the crank rocker is connected with the cutting head box body, the crank rocker is connected with the single-edge cutter holder, the crank rocker is connected with the double-edge cutter holder, the single-edge cutter holder is connected with the single-edge blade fixing plate, the double-edge cutter holder is connected with the double-edge cutter fixing plate, the single-edge blades are fixedly connected with the single-edge blade fixing plate in an arranging mode, the double-edge cutters are fixedly connected with the double-edge cutter fixing plate in an arranging mode, the rotary motion of the motor output shaft is converted into the reciprocating motion of the single-edge blades and the double-edge cutters, and hedgerow, grassland, lawn, tree branches and grass stalks of trees are cut.

Drawings

Fig. 1, 2, 3, 4, 5 and 6 are overall schematic diagrams of a remote control unmanned vehicle-mounted hedge trimmer provided by the invention.

Wherein:

1, remotely controlling an unmanned vehicle; 2, fixing a plate; 3, shaft sleeve; 4 a rotating shaft; 5 a first bearing; 6 fourteenth; 7, a base hinge seat; 8, fixing a plate hinge seat; 9 a base; 10 a main arm; 11 a first pin; 12 a second pin; 13 connecting rods; 14 a third pin; 15 rocker arms; 16 main arm rotating electric push rod; 17 a fourth pin; 18 a fifth pin; 19 a sixth pin; 20 the outer arm rotates the electric push rod; 21 a seventh pin; 22 an outer arm; 23 cutting head box body; 24 the cutting head box body rotates the electric push rod; 25 an eighth pin; 26 an eighth pin; 27 tenth pin; 28 a motor; 29 a crankshaft; 30 crank connecting rods; 31 a crank rocker; 32 eleventh pin shaft; 33 a twelfth pin; 34 a single-edge tool holder; 35 single-edge blade fixing plates; 36 thirteenth pin shaft; 37 single-edged blades; 38 a double-edged toolholder; 39 double-edged knife fixing plate; 40 double-edged knife; 41, an upper guide plate; 42 a lower guide plate; 43 an electronic control assembly; 44 a battery assembly; 45, a fourteenth pin shaft; 46 a second bearing; 47 a third bearing; 48 a fourth bearing; 49 fifth bearing.

Detailed Description

In order to solve the problems in the prior art, as shown in fig. 1, 2, 3, 4, 5, and 6, the present invention provides a remote control unmanned vehicle-mounted hedge trimmer, including: remotely controlling the unmanned vehicle 1; a fixed plate 2; a shaft sleeve 3; a rotating shaft 4; a first bearing 5; the base rotates the electric push rod 6; a base hinge base 7; a fixed plate hinge base 8; a base 9; a main arm 10; a first pin 11; a second pin 12; a connecting rod 13; a third pin 14; a rocker 15; the main arm rotating electric push rod 16; the fourth pin shaft 17; a fifth pin 18; a sixth pin 19; the outer arm rotates the electric putter 20; a seventh pin 21; an outer arm 22; a cutting head case 23; the cutting head box rotates the electric push rod 24; an eighth pin 25; an eighth pin 26; a tenth pin 27; a motor 28; a crankshaft 29; a crank link 30; a crank rocker 31; an eleventh pin 32; a twelfth pin 33; a single-edge tool holder 34; a single-edge blade fixing plate 35; a thirteenth pin 36; a single-edge blade 37; a double-edged toolholder 38; a double-edged knife fixing plate 39; a double-edged knife 40; an upper guide plate 41; the lower guide plate 42; an electronic control assembly 43; a battery assembly 44; a fourteenth pin 45; a second bearing 46; a third bearing 47; a fourth bearing 48; a fifth bearing 49.

The specific type and parameters of the remote control unmanned vehicle 1 can be selected according to the performance parameters of the hedge trimmer determined by the specific hedge trimming working conditions and requirements.

The hedge trimmer fixed on the platform of the remote control unmanned vehicle 1 can realize the safe and efficient trimming of branches and grass stems of large-area hedges, grasslands, lawns, forests and the like in parks, greenbelts of trees, roads and the like in the remote control and autonomous driving processes of the remote control unmanned vehicle.

The electric power output of the storage battery 44 assembly of the remote control unmanned vehicle 1 outputs electric power to the base rotating electric push rod 6, the main arm rotating electric push rod 16, the outer arm rotating electric push rod 20, the cutting head box body rotating electric push rod 24 and the motor 28 through the electric control assembly 43, and drives the base 9, the main arm 10, the outer arm 22, the cutting head box body 23 to rotate and the motor 28 to rotate.

The fixed plate 2 is fixed on a platform of the remote control unmanned vehicle-carrying machine 1 by bolts, the shaft sleeve 3 is connected with the fixed plate by bolts, the rotating shaft 4 is connected with the shaft sleeve 3 by a first bearing 5, the rotating shaft 4 is fixed on the base 9 by bolts, the fixed plate hinge seat 8 is fixed on the fixed plate 2 by bolts, the base hinge seat 7 is fixed on the base 9 by bolts, the piston rod end and the cylinder end of the base rotary electric push rod 6 are respectively connected with the fixed plate hinge seat 8 and the base hinge seat 7 by a fourteenth pin shaft 45, the base rotary electric push rod 6 drives the base 9 to rotate on the fixed plate 2 on the remote control unmanned vehicle-carrying machine 1 by the rotating shaft centering on the shaft sleeve, and trimming of hedgerow on the left side and the right side of the carriage of the remote control unmanned vehicle-carrying machine 1 of the remote control unmanned vehicle-carrying machine is completed, such as grassland, lawn, and branch and grass stem of the forest.

The main arm 10 is connected with a base 9 and a rocker 15 through a first pin shaft 11, the cylinder end of a main arm rotating electric push rod 16 is connected with the base 9 through a fourth pin shaft 17, the piston rod end of the main arm rotating electric push rod 16 is connected with the rocker 15 through a fifth pin shaft 18, the cylinder end of an outer arm rotating electric push rod 20 is connected with the main arm through a seventh pin shaft 21, the piston rod end of the outer arm rotating electric push rod 20 is connected with a connecting rod 13 and the rocker 15 through a sixth pin shaft 19, the main arm 10 is connected with an outer arm 22 through a second pin shaft 12, the connecting rod 13 is connected with the outer arm 22 through a third pin shaft 14, the main arm 10 is driven to rotate by the expansion of the piston rod of the main arm rotating electric push rod 16 by taking the first pin shaft 11 as the center, the outer arm 22 is driven to rotate by the expansion of the piston rod of the outer arm rotating electric push rod 20 by taking the second pin shaft 12 as the center, the piston rod of the main arm rotating electric push rod 16 is controlled to expand and contract with the piston rod of the outer arm rotating electric push rod 20 by an electric control component 43 on a platform of a remote control unmanned vehicle-carrying vehicle 1, the main arm 10 and the outer arm 22 are driven to rotate and unfold and retract respectively or simultaneously, and the coordinated extending and retracting movement of the base 9 supporting the main arm 10 and the main arm 10 supporting the outer arm 22 is completed.

The cutting head box body 23 is connected with the outer arm 22 through an eighth pin shaft 25, the cylinder end of a rotary electric push rod 24 of the cutting head box body is connected with the outer arm 22 through a ninth pin shaft 26, the piston rod end of the rotary electric push rod 24 of the cutting head box body is connected through a tenth pin shaft 27, the cutting head box body 23 is driven to rotate by stretching of the piston rod of the rotary electric push rod 24 of the cutting head box body by taking the eighth pin shaft 25 as a center, and spatial rotary motion of the cutting head box body 23 supported by the outer arm 22 is completed.

The motor 28 is fixed on the cutting head box body 23 through bolts, the output shaft of the motor 28 is connected with the crankshaft 29 through keys, two crankshaft shaft elbows of the crankshaft, which are 180 degrees apart by taking the axis of the crankshaft as the center, are connected with the crank connecting rod 30 through the second bearing 46, the crank connecting rod 30 is connected with two crank rocker levers 31 through the third bearing 47 and the eleventh pin shaft 32, the two crank rocker levers 30 are respectively connected with the fourth bearing 48 and the thirteenth pin shaft 36, the two crank rocker levers 30 are respectively connected with the single-edge tool holder 34 and the double-edge tool holder 38 through the eleventh pin shaft 32 and the fifth bearing 49, the single-edge tool holder 34 is connected with the single-edge blade fixing plate 35 through bolts, the single-edge blade 37 is fixed on the single-edge blade fixing plate 35 through rivet arrangement, the double-edge tool holder 38 is connected with the double-edge fixing plate 39 through bolts, the double-edge tool holder 40 is fixed on the double-edge fixing plate 39 through bolt arrangement, the upper guide plate 41 and the lower guide plate 42 are fixed on the cutting head box body 23 through bolt arrangement, the electric power of the storage battery component of the unmanned vehicle 1 is remotely controlled to input the electric power to the motor 28 through the electric control component 43, the output shaft of the motor 28 rotates to drive the crankshaft 29 and the crank connecting rod 30 to be connected through the crankshaft 29, the crank connecting rod 30 to be connected with the crank rocker 31, the crank rocker 31 to be connected with the cutting head box body 23, the crank rocker 31 to be connected with the single-edge tool holder 34, the crank rocker 31 to be connected with the double-edge tool holder 38, the single-edge tool holder 34 to be connected with the single-edge blade fixing plate 39, the double-edge cutter holder 38 is connected with the double-edge cutter fixing plate 39, the single-edge blades 37 are fixedly connected with the single-edge cutter fixing plate 35 in an arrangement manner, and the double-edge cutters 40 are fixedly connected with the double-edge cutter fixing plate 39 in an arrangement manner, so that the rotary motion of the output shaft of the motor 28 is converted into the staggered reciprocating motion of the cutting edges of the single-edge blades 37 and the double-edge cutters 40, and the cutting of branches and stalks of hedges, grasslands, lawns and forests is completed.

The invention discloses a remote control unmanned vehicle-mounted hedge trimmer, wherein electric power of a storage battery assembly of a remote control unmanned vehicle is respectively output to a base rotating electric push rod, a main arm rotating electric push rod, an outer arm rotating electric push rod, a cutting head rotating electric push rod and a motor through an electric control assembly, the electric control assembly controls the base rotating electric push rod, the main arm rotating electric push rod, the outer arm rotating electric push rod and the cutting head rotating electric push rod to rotate, the electric control assembly controls the motor to rotate, and the hedge trimmer consisting of the base, the main arm, the outer arm, a connecting rod, a rocker and a cutting head and fixed on a remote control unmanned vehicle-mounted platform is driven to complete safe and efficient trimming of branches and grass stalks of large-area hedges, grasslands, lawns, forests, green belts of roads, road greenbelts and the like in remote control and autonomous driving processes of the remote control unmanned vehicle.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention. Any modification, equivalent replacement, improvement and the like can be made within the spirit and principle of the present invention. Are intended to be included within the scope of the present invention.

Claims (1)

1. The utility model provides a remote control unmanned on-vehicle hedge trimmer which characterized in that includes: a remote control unmanned vehicle, a fixed plate, a shaft sleeve, a rotating shaft, a bearing, a base rotating electric push rod, a base hinge seat, a fixed plate hinge seat, a base, a main arm, a first pin shaft, a second pin shaft, a connecting rod, a third pin shaft, a rocker, a main arm rotating electric push rod, a fourth pin shaft, a fifth pin shaft, a sixth pin shaft, an outer arm rotating electric push rod, a seventh pin shaft, an outer arm, a cutting head box body, a cutting head rotating electric push rod and an eighth pin shaft, a ninth pin shaft, a tenth pin shaft, a motor, a crankshaft, a crank connecting rod, a crank rocker pin shaft, a twelfth pin shaft, a single-edge tool holder, a single-edge blade fixing plate, a thirteenth pin shaft, a single-edge blade, a double-edge tool holder, a double-edge tool fixing plate, a double-edge tool, an upper guide plate, a lower guide plate, an electric control assembly, a storage battery assembly, a fourteenth pin shaft, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing; the fixed plate is fixed on a rear axle of the remote control unmanned vehicle by bolts, the shaft sleeve is connected with the fixed plate by bolts, the rotating shaft is connected with the shaft sleeve by a first bearing, the rotating shaft is fixed on the base by bolts, a fixed plate hinge seat is fixed on the fixed plate by bolts, a base hinge seat is fixed on the base by bolts, the piston rod end and the cylinder end of the base rotary electric push rod are respectively connected with the fixed plate hinge seat and the base hinge seat by a fourteenth pin shaft, the main arm is connected with the base and the rocker by a first pin shaft, the cylinder end of the main arm rotary electric push rod is connected with the base by a fourth pin shaft, the piston rod end of the main arm rotary electric push rod is connected with the rocker by a fifth pin shaft, the cylinder end of the outer arm rotary electric push rod is connected with the main arm by a seventh pin shaft, the piston rod end of the outer arm rotary electric push rod is connected with the connecting rod and the rocker by a sixth pin shaft, and the main arm is connected with the outer arm by a second pin shaft, the connecting rod is connected with the outer arm through a third pin shaft, the outer arm is connected with the cutting head box body through an eighth pin shaft, the cylinder end of a rotary electric push rod of the cutting head box body is connected with the outer arm through a ninth pin shaft, the piston rod end of the rotary electric push rod of the cutting head box body is connected with the cutting head box body through a tenth pin shaft, a motor is fixed on the cutting head box body through a bolt, the output shaft of the motor is connected with a crankshaft through a key, the crankshaft is connected with a crank connecting rod through a second bearing, the crank connecting rod is connected with a cutter holder rocker through a third bearing and an eleventh pin shaft, the two cutter holder rockers are respectively connected with a single-edge cutter holder and a double-edge cutter holder through a fourth bearing and a twelfth pin shaft, the two cutter holder rockers are respectively connected with the cutting head box body through a fifth bearing and a thirteenth pin shaft, the single-edge cutter holder is connected with a single-edge cutter fixing plate through a bolt, and a plurality of single-edge blades are connected with the single-edge cutter fixing plate through rivets, the electric power output by the storage battery assembly of the remote control unmanned vehicle respectively outputs electric power to the base rotary electric push rod, the main arm rotary electric push rod, the outer arm rotary electric push rod, the cutting head rotary electric push rod and the motor.

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