CN110574561B

CN110574561B - Garden pruning tool

Info

Publication number: CN110574561B
Application number: CN201910867574.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Shaoxing Shuntai Machinery Technology Co ltd
Current assignee: Shandong Zhongkeneng Artificial Environment Co ltd
Priority date: 2018-04-28
Filing date: 2018-04-28
Publication date: 2021-07-09
Anticipated expiration: 2038-04-28
Also published as: CN110574562B; CN110574562A; CN110574561A; CN108584811B; CN108584811A

Abstract

The invention relates to a garden tool, in particular to a garden pruning tool.A standing plate in the garden pruning tool can be used for a pruning person to stand, can move in six directions, namely up-down, left-right and front-back, and can rotate, so that the pruning person can be helped to adjust the position to prune; the scissors for trimming can be erected on the scissors, so that the force required by a person for lifting the scissors is reduced. The left end and the right end of each of the two transverse plates are fixedly connected with supporting legs, a supporting leg connecting plate is fixedly connected between the two supporting legs at the left end and the two supporting legs at the right end, and transverse edges are fixedly connected to the outer sides of the two transverse plates; the equal fixed connection in both ends has limit sand grip around controlling the slide upper end, and the inboard of two limit sand grips all is provided with horizontal arris groove, and two arriss are sliding connection respectively on two horizontal arris grooves, and the central point of controlling the slide puts and is provided with the square groove, and the lower extreme intermediate position fixedly connected with door-shaped frame of controlling the slide, the lower extreme fixed connection of pneumatic cylinder is in the centre of door-shaped frame.

Description

Garden pruning tool

Technical Field

The invention relates to a garden tool, in particular to a garden pruning tool.

Background

Application number is CN 201320227251.4's a gardens pruning instrument, including the telescopic link, fixed knot, the instrument head, the cutting edge, the sawtooth, the crotch, the telescopic link can stretch out and draw back transform length as required, fixed knot entangles the telescopic link and is used for the flexible length of fixed telescopic link, be connected with the instrument head that is used for the operation in the one end of telescopic link, the crescent cutter of end area hook is held to the instrument head, its outside is the cutting edge, the inboard has the sawtooth, the end is the crotch, the inboard of crotch also is the cutting edge. The positive effects are as follows: the garden pruning tool is simple in structure, has the functions of broaching, chopping and telescopic, can effectively improve the working efficiency, and solves the technical problems that the existing working tool is single in function, inconvenient to carry and unsafe to work. But this kind of gardens pruning instrument can't help people to prune the trees of eminence.

Disclosure of Invention

The invention provides a garden pruning tool, which has the beneficial effects that a standing plate in the garden pruning tool can be used for a pruner to stand, the standing plate can move in six directions, namely up-down, left-right, front-back, and can also rotate, so that the pruner can be helped to adjust the position to prune; the scissors for trimming can be erected on the scissors, so that the force required by a person for lifting the scissors is reduced.

The invention relates to a garden tool, in particular to a garden pruning tool, which comprises an underframe, a left sliding frame, a right sliding frame, an upper sliding frame, a lower sliding frame and a standing frame, wherein a standing plate in the garden pruning tool can be used for a pruner to stand, can move in six directions, namely up-down, left-right and front-back, and can rotate, so that the pruner can be helped to adjust the position to prune; the scissors for trimming can be erected on the scissors, so that the force required by a person for lifting the scissors is reduced.

The bottom frame comprises two transverse plates, transverse ribs, supporting legs and supporting leg connecting plates, the left ends and the right ends of the two transverse plates are fixedly connected with the supporting legs, the supporting leg connecting plates are fixedly connected between the two supporting legs at the left ends and the two supporting legs at the right ends, and the transverse ribs are fixedly connected to the outer sides of the two transverse plates;

the left and right sliding frames comprise left and right sliding plates, square grooves, transverse rib grooves, side ribs, door-shaped frames and hydraulic cylinders, the front and rear ends of the upper ends of the left and right sliding plates are fixedly connected with the side ribs, the inner sides of the two side ribs are respectively provided with the transverse rib grooves, the two transverse ribs are respectively connected onto the two transverse rib grooves in a sliding manner, the central positions of the left and right sliding plates are provided with the square grooves, the middle positions of the lower ends of the left and right sliding plates are fixedly connected with the door-shaped frames, and the lower ends of the hydraulic cylinders are fixedly connected to;

the upper and lower sliding frames comprise an upper and lower moving plate, a trapezoidal convex strip, a cylinder, a disc, a square column and a hydraulic cylinder groove, the trapezoidal convex strip is fixedly connected to the middle position of the upper end of the upper and lower moving plate, the cylinder is fixedly connected to the central position of the lower end face of the upper and lower moving plate, a bearing is inserted in the cylinder, the disc is inserted on the inner ring of the bearing, the square column is fixedly connected to the lower end of the disc, the hydraulic cylinder groove is arranged at the lower end of the square column, the square column is connected to the square groove in a sliding manner, the upper end of the hydraulic cylinder is positioned in the hydraulic cylinder groove, the upper end of the hydraulic cylinder is fixedly connected to the;

the stand frame include stand board, trapezoidal spout and separation blade, stand the lower extreme intermediate position of board and be provided with trapezoidal spout, stand the board and pass through trapezoidal spout sliding connection on trapezoidal sand grip, the equal fixedly connected with separation blade of middle-end at both ends around the board of standing, two separation blades keep off both ends around trapezoidal spout respectively.

The chassis further comprises a rack I, and the rack I is fixedly connected between the two support legs at the front end.

The left and right sliding frame further comprises a motor seat plate I, a motor I and a gear I, the front end of the left and right sliding plate is fixedly connected with the motor seat plate I, the motor seat plate I is fixedly connected with the motor I, the output shaft of the motor I is fixedly connected with the gear I, and the gear I is meshed with the rack I.

Upper and lower balladeur train still include rack II, the L shaped plate, motor bedplate II, motor II and gear II, move about the board up end about the equal fixedly connected with rack II in both ends, two L shaped plates of left side fixedly connected with of square column lower extreme, the door shape is erect between two L shaped plates, the upper end fixedly connected with motor bedplate II of two L shaped plates, motor bedplate II's upper end fixedly connected with motor II, fixedly connected with gear II on motor II's the output shaft, the outer lane equipartition of drum has the gear tooth, gear II meshes with the outer lane of drum.

The standing frame further comprises a gear III, gear grooves, a fastening screw I, a universal joint, an upper rod, a door-shaped plate, a fastening screw II, a lower rod, a fixing ring, a vertical frame rod and a motor III, the left end and the right end of the standing plate are respectively provided with the gear grooves, the left end of the standing plate is fixedly connected with the motor III, an output shaft of the motor III penetrates through the standing plate and the two gear grooves, the output shaft of the motor III is fixedly connected with the two gears III which are respectively positioned in the two gear grooves, the lower ends of the two gears III are respectively meshed with the two racks II, one end of the standing plate is fixedly connected with the two vertical frame rods, the upper ends of the two vertical frame rods are fixedly connected with the fixing ring, the fixing ring is slidably connected with the lower rod, the fixing ring is connected with the fastening screw I through threads, the fastening screw I is supported on the lower rod, the upper end of the lower, the equal fixedly connected with a plurality of pin in both ends around the door-shaped plate, the left end of door-shaped plate has a plurality of fastening screw II through threaded connection.

The garden pruning tool has the beneficial effects that:

according to the garden pruning tool, the standing plate can be used for a pruning person to stand, the standing plate can move in the up-down direction, the left-right direction and the front-back direction, and the standing plate can also rotate, so that the pruning person can be helped to adjust the position to prune; the scissors for trimming can be erected on the scissors, so that the force required by a person for lifting the scissors is reduced.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a first schematic structural view of a garden pruning tool according to the present invention;

FIG. 2 is a schematic structural view of a garden pruning tool according to the present invention;

FIG. 3 is a schematic view of the structure of the chassis;

FIG. 4 is a first schematic structural view of the left and right carriages;

FIG. 5 is a second schematic structural view of the left and right carriages;

FIG. 6 is a first schematic structural view of the upper and lower carriages;

FIG. 7 is a second schematic structural view of the upper and lower carriages;

FIG. 8 is a first structural view of the standing frame;

fig. 9 is a structural schematic diagram of the standing frame II.

In the figure: a chassis 1; a transverse plate 1-1; 1-2 of transverse edges; a rack I1-3; 1-4 of supporting legs; the supporting leg connecting plate is 1-5; left and right carriages 2; 2-1 of left and right sliding plates; 2-2 of square groove; a motor seat board I2-3; motor I2-4; gear I2-5; 2-6 of transverse edge grooves; 2-7 of side raised lines; 2-8 of a door-shaped frame; 2-9 of a hydraulic cylinder; an upper and lower carriage 3; 3-1 of an upper and lower moving plate; rack II 3-2; 3-3 trapezoidal convex strips; 3-4 parts of a cylinder; 3-5 of a disc; 3-6 of square column; 3-7 parts of a hydraulic cylinder groove; 3-8 parts of an L-shaped plate; a motor seat board II 3-9; motor II 3-10; gear II 3-11; a standing frame 4; standing plate 4-1; a trapezoidal chute 4-2; 4-3 of a baffle plate; gear III 4-4; 4-5 of gear grooves; fastening screw I4-6; 4-7 of universal joint; 4-8 of an upper rod; door-shaped plates 4-9; fastening screws II 4-10; 4-11 parts of lower rod; 4-12 parts of a fixing ring; 4-13 of a vertical frame rod; motor III 4-14.

Detailed Description

The first embodiment is as follows:

the embodiment is described below with reference to fig. 1-9, and the invention relates to a garden tool, in particular to a garden pruning tool, which comprises an underframe 1, a left and right sliding frame 2, an upper and lower sliding frame 3 and a standing frame 4, wherein the standing plate can be used for a pruner to stand, can move in six directions, namely up and down, left and right, and back and forth, and can also rotate, so that the pruner can be helped to adjust the position to prune; the scissors for trimming can be erected on the scissors, so that the force required by a person for lifting the scissors is reduced.

The bottom frame 1 comprises transverse plates 1-1, transverse ribs 1-2, support legs 1-4 and support leg connecting plates 1-5, the number of the transverse plates 1-1 is two, the left end and the right end of each of the two transverse plates 1-1 are fixedly connected with the corresponding support leg 1-4, the support leg connecting plates 1-5 are fixedly connected between the two support legs 1-4 at the left end and the two support legs 1-4 at the right end, and the transverse ribs 1-2 are fixedly connected to the outer sides of the two transverse plates 1-1;

the left and right sliding frames 2 comprise left and right sliding plates 2-1, square grooves 2-2, transverse prismatic grooves 2-6, side convex strips 2-7, door-shaped frames 2-8 and hydraulic cylinders 2-9, the front and rear ends of the upper ends of the left and right sliding plates 2-1 are fixedly connected with the side convex strips 2-7, the inner sides of the two side convex strips 2-7 are respectively provided with the transverse prismatic grooves 2-6, the two transverse prisms 1-2 are respectively and slidably connected with the two transverse prismatic grooves 2-6, the central position of the left and right sliding plates 2-1 is provided with the square grooves 2-2, the middle position of the lower end of the left and right sliding plates 2-1 is fixedly connected with the door-shaped frames 2-8, and the lower end of the hydraulic cylinder 2-9 is fixedly connected in the middle; the left and right sliding plates 2-1 can slide between the two transverse plates 1-1.

The upper and lower sliding frames 3 comprise upper and lower moving plates 3-1, trapezoidal convex strips 3-3, cylinders 3-4, discs 3-5, square columns 3-6 and hydraulic cylinder grooves 3-7, the trapezoidal convex strips 3-3 are fixedly connected at the middle position of the upper end of the upper and lower moving plates 3-1, the cylinders 3-4 are fixedly connected at the center position of the lower end surface of the upper and lower moving plates 3-1, bearings are inserted in the cylinders 3-4, the discs 3-5 are inserted on the inner rings of the bearings, the square columns 3-6 are fixedly connected at the lower ends of the discs 3-5, the hydraulic cylinder grooves 3-7 are arranged at the lower ends of the square columns 3-6, the square columns 3-6 are connected on the square grooves 2-2 in a sliding manner, the upper ends of the hydraulic cylinders 2-9 are positioned in the hydraulic cylinder grooves 3-7, the upper ends of the hydraulic cylinders 2-9 are fixedly connected, the upper and lower moving plates 3-1 are positioned at the upper ends of the two transverse plates 1-1; when the hydraulic cylinder 2-9 is extended or shortened, the square column 3-6 can be driven to slide downwards or upwards at the square groove 2-2, so that the height position of the upper and lower moving plates 3-1 is adjusted, and the cylinder 3-4 can rotate on the disc 3-5 through a bearing.

The standing frame 4 comprises a standing plate 4-1, a trapezoidal sliding groove 4-2 and blocking pieces 4-3, the trapezoidal sliding groove 4-2 is arranged in the middle of the lower end of the standing plate 4-1, the standing plate 4-1 is connected to the trapezoidal raised line 3-3 in a sliding mode through the trapezoidal sliding groove 4-2, the blocking pieces 4-3 are fixedly connected to the middle ends of the front end and the rear end of the standing plate 4-1, and the two blocking pieces 4-3 are respectively blocked at the front end and the rear end of the trapezoidal sliding groove 4-2. The standing plate 4-1 can slide back and forth on the trapezoidal raised lines 3-3, and the baffle plates 4-3 are used for preventing the standing plate 4-1 from being separated from the trapezoidal raised lines 3-3.

The underframe 1 also comprises a rack I1-3, and a rack I1-3 is fixedly connected between the two legs 1-4 at the front end.

The left and right sliding frame 2 further comprises a motor seat plate I2-3, a motor I2-4 and a gear I2-5, the front end of the left and right sliding plate 2-1 is fixedly connected with the motor seat plate I2-3, the motor seat plate I2-3 is fixedly connected with a motor I2-4, an output shaft of the motor I2-4 is fixedly connected with a gear I2-5, and the gear I2-5 is meshed with a rack I1-3. When the motor I2-4 rotates, the gear I2-5 can be driven to rotate, and the gear I2-5 is meshed with the rack I1-3, so that when the gear I2-5 rotates, the left and right sliding plates 2-1 can be driven to slide left and right between the two transverse plates 1-1.

The upper and lower sliding frame 3 further comprises a rack II3-2, L-shaped plates 3-8, a motor seat plate II3-9, a motor II3-10 and a gear II3-11, the left end and the right end of the upper end surface of the upper and lower sliding plate 3-1 are fixedly connected with the rack II3-2, the left side of the lower end of the square column 3-6 is fixedly connected with the two L-shaped plates 3-8, a door-shaped frame 2-8 is positioned between the two L-shaped plates 3-8, the upper ends of the two L-shaped plates 3-8 are fixedly connected with the motor seat plate II3-9, the upper end of the motor seat plate II3-9 is fixedly connected with the motor II3-10, an output shaft of the motor II3-10 is fixedly connected with the gear II3-11, gear teeth are uniformly distributed on the outer ring of the cylinder 3-4, and. When the motor II3-10 rotates, the gear II3-11 can be driven to rotate, and when the gear II3-11 rotates, the cylinder 3-4 can be driven to rotate on the disc 3-5, so that the rotating position of the up-down moving plate 3-1 can be adjusted.

The standing frame 4 further comprises a gear III4-4, gear grooves 4-5, a fastening screw I4-6, a universal joint 4-7, an upper rod 4-8, a door-shaped plate 4-9, a fastening screw II4-10, a lower rod 4-11, a fixing ring 4-12, a vertical frame rod 4-13 and a motor III4-14, the left end and the right end of the standing plate 4-1 are respectively provided with the gear grooves 4-5, the left end of the standing plate 4-1 is fixedly connected with the motor III4-14, an output shaft of the motor III4-14 penetrates through the standing plate 4-1 and the two gear grooves 4-5, an output shaft of the motor III4-14 is fixedly connected with the two gears III4-4, the two gears III4-4 are respectively positioned in the two gear grooves 4-5, the lower ends of the two gears III4-4 are respectively meshed with the two racks II3-2, one end of the standing plate 4-1 is fixedly connected with two vertical frame rods 4-13, the upper ends of the two vertical frame rods 4-13 are fixedly connected with fixing rings 4-12, the fixing rings 4-12 are connected with lower rods 4-11 in a sliding mode, the fixing rings 4-12 are connected with fastening screws I4-6 through threads, the fastening screws I4-6 prop against the lower rods 4-11, the upper ends of the lower rods 4-11 are connected with upper rods 4-8 through universal joints 4-7, the left sides of the upper ends of the upper rods 4-8 are fixedly connected with door-shaped plates 4-9, the front ends and the rear ends of the door-shaped plates 4-9 are fixedly connected with a plurality of stop rods, and the left ends of the door-shaped plates 4-9 are connected with a plurality of fastening screws II4-10 through. When the motor III4-14 rotates, the two gears III4-4 can be driven to simultaneously rotate along with the output shaft of the motor III4-14, when the two gears III4-4 rotate, the standing plate 4-1 is driven to slide on the trapezoidal convex strips 3-3, and the front and back positions of the standing plate 4-1 are adjusted; when the trimmer trims, the trimmer needs to stand on the standing plate 4-1, the standing plate 4-1 can move in six directions, namely up and down, left and right, and front and back, and the standing plate 4-1 can also rotate, so that the trimmer is helped to adjust the position to trim; when a pruner needs to use heavier scissors, the pruner needs to use the heavier scissors with more effort, at the moment, a handle of the scissors can be inserted into a groove formed by a plurality of blocking rods arranged in front of and behind the door-shaped plate 4-9, the fastening screw II4-10 is rotated to tightly push the handle of the scissors, the lower rod 4-11 can slide on the fixing ring 4-12 to adjust the height of the scissors, the fastening screw I4-6 is rotated to push the lower rod 4-11 to increase the friction force between the lower rod 4-11 and the fixing ring 4-12, the friction force absorbs part of the weight of the scissors, the upper rod 4-8 is connected with the lower rod 4-11 through the universal joint 4-7, the upper rod 4-8 can rotate freely, and the pruner can be used for pruning garden trees.

The invention relates to a garden pruning tool, which has the working principle that: the left and right sliding plates 2-1 can slide between the two transverse plates 1-1. When the hydraulic cylinder 2-9 is extended or shortened, the square column 3-6 can be driven to slide downwards or upwards at the square groove 2-2, so that the height position of the upper and lower moving plates 3-1 is adjusted, and the cylinder 3-4 can rotate on the disc 3-5 through a bearing. The standing plate 4-1 can slide back and forth on the trapezoidal raised lines 3-3, and the baffle plates 4-3 are used for preventing the standing plate 4-1 from being separated from the trapezoidal raised lines 3-3. When the motor I2-4 rotates, the gear I2-5 can be driven to rotate, and the gear I2-5 is meshed with the rack I1-3, so that when the gear I2-5 rotates, the left and right sliding plates 2-1 can be driven to slide left and right between the two transverse plates 1-1. When the motor II3-10 rotates, the gear II3-11 can be driven to rotate, and when the gear II3-11 rotates, the cylinder 3-4 can be driven to rotate on the disc 3-5, so that the rotating position of the up-down moving plate 3-1 can be adjusted. When the motor III4-14 rotates, the two gears III4-4 can be driven to simultaneously rotate along with the output shaft of the motor III4-14, when the two gears III4-4 rotate, the standing plate 4-1 is driven to slide on the trapezoidal convex strips 3-3, and the front and back positions of the standing plate 4-1 are adjusted; when the trimmer trims, the trimmer needs to stand on the standing plate 4-1, the standing plate 4-1 can move in six directions, namely up and down, left and right, and front and back, and the standing plate 4-1 can also rotate, so that the trimmer is helped to adjust the position to trim; when a pruner needs to use heavier scissors, the pruner needs to use the heavier scissors with more effort, at the moment, a handle of the scissors can be inserted into a groove formed by a plurality of blocking rods arranged in front of and behind the door-shaped plate 4-9, the fastening screw II4-10 is rotated to tightly push the handle of the scissors, the lower rod 4-11 can slide on the fixing ring 4-12 to adjust the height of the scissors, the fastening screw I4-6 is rotated to push the lower rod 4-11 to increase the friction force between the lower rod 4-11 and the fixing ring 4-12, the friction force absorbs part of the weight of the scissors, the upper rod 4-8 is connected with the lower rod 4-11 through the universal joint 4-7, the upper rod 4-8 can rotate freely, and the pruner can be used for pruning garden trees.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.

Claims

1. The utility model provides a gardens pruning instrument, includes chassis (1), controls balladeur train (2), upper and lower balladeur train (3) and stand frame (4), its characterized in that: the bottom frame (1) comprises transverse plates (1-1), transverse ribs (1-2), supporting legs (1-4) and supporting leg connecting plates (1-5), the number of the transverse plates (1-1) is two, the left end and the right end of each of the two transverse plates (1-1) are fixedly connected with the corresponding supporting leg (1-4), the supporting leg connecting plates (1-5) are fixedly connected between the two supporting legs (1-4) at the left end and the two supporting legs (1-4) at the right end, and the outer sides of the two transverse plates (1-1) are fixedly connected with the transverse ribs (1-2);

the left and right sliding frames (2) comprise left and right sliding plates (2-1), square grooves (2-2), transverse edge grooves (2-6), side convex strips (2-7), door-shaped frames (2-8) and hydraulic cylinders (2-9), the front end and the rear end of the upper end of a left sliding plate (2-1) and a right sliding plate (2-1) are fixedly connected with side raised strips (2-7), the inner sides of the two side raised strips (2-7) are respectively provided with a transverse edge groove (2-6), two transverse edges (1-2) are respectively connected onto the two transverse edge grooves (2-6) in a sliding manner, a square groove (2-2) is arranged at the center position of the left sliding plate (2-1) and the right sliding plate (2-1), the middle position of the lower end of the left sliding plate (2-1) is fixedly connected with a door-shaped frame (2-8), and the lower end of a hydraulic cylinder (2-9) is;

the upper and lower sliding frames (3) comprise upper and lower moving plates (3-1), trapezoidal convex strips (3-3), cylinders (3-4), discs (3-5), square columns (3-6) and hydraulic cylinder grooves (3-7), the trapezoidal convex strips (3-3) are fixedly connected at the middle positions of the upper ends of the upper and lower moving plates (3-1), the cylinders (3-4) are fixedly connected at the central positions of the lower end surfaces of the upper and lower moving plates (3-1), bearings are inserted in the cylinders (3-4), the discs (3-5) are inserted on inner rings of the bearings, the square columns (3-6) are fixedly connected at the lower ends of the discs (3-5), the hydraulic cylinder grooves (3-7) are arranged at the lower ends of the square columns (3-6), the square columns (3-6) are slidably connected on the square grooves (2-2), the upper ends of the hydraulic cylinders (2-9) are positioned in the hydraulic cylinder grooves (3-7), the upper ends of the hydraulic cylinders (2-9) are fixedly connected to the upper end surfaces of the hydraulic cylinder grooves (3-7), and the up-down moving plates (3-1) are positioned at the upper ends of the two transverse plates (1-1);

the standing frame (4) comprises a standing plate (4-1), a trapezoidal sliding groove (4-2) and blocking pieces (4-3), the trapezoidal sliding groove (4-2) is arranged in the middle of the lower end of the standing plate (4-1), the standing plate (4-1) is connected to the trapezoidal raised line (3-3) in a sliding mode through the trapezoidal sliding groove (4-2), the blocking pieces (4-3) are fixedly connected to the middle ends of the front end and the rear end of the standing plate (4-1), and the two blocking pieces (4-3) are respectively blocked at the front end and the rear end of the trapezoidal sliding groove (4-2);

the chassis (1) further comprises a rack I (1-3), and the rack I (1-3) is fixedly connected between the two support legs (1-4) at the front end;

the left and right sliding frame (2) further comprises a motor seat plate I (2-3), a motor I (2-4) and a gear I (2-5), the front end of the left and right sliding plate (2-1) is fixedly connected with the motor seat plate I (2-3), the motor I (2-4) is fixedly connected onto the motor seat plate I (2-3), the gear I (2-5) is fixedly connected onto an output shaft of the motor I (2-4), and the gear I (2-5) is meshed with the rack I (1-3);

the upper and lower sliding frames (3) further comprise racks II (3-2), L-shaped plates (3-8), motor seat plates II (3-9), motors II (3-10) and gears II (3-11), the left and right ends of the upper end surface of the upper and lower sliding plates (3-1) are fixedly connected with the racks II (3-2), the left side of the lower end of the square column (3-6) is fixedly connected with two L-shaped plates (3-8), the door-shaped frame (2-8) is positioned between the two L-shaped plates (3-8), the upper ends of the two L-shaped plates (3-8) are fixedly connected with the motor seat plates II (3-9), the upper ends of the motor seat plates II (3-9) are fixedly connected with the motors II (3-10), and the output shafts of the motors II (3-10) are fixedly connected with the gears II (3-11, gear teeth are uniformly distributed on the outer ring of the cylinder (3-4), and the gear II (3-11) is meshed with the outer ring of the cylinder (3-4);

the standing frame (4) further comprises a gear III (4-4), gear grooves (4-5), a fastening screw I (4-6), a universal joint (4-7), an upper rod (4-8), a door-shaped plate (4-9), a fastening screw II (4-10), a lower rod (4-11), a fixing ring (4-12), a vertical rod (4-13) and a motor III (4-14), wherein the gear grooves (4-5) are respectively arranged at the left end and the right end of the standing plate (4-1), the motor III (4-14) is fixedly connected at the left end of the standing plate (4-1), an output shaft of the motor III (4-14) penetrates through the standing plate (4-1) and the two gear grooves (4-5), and the two gears III (4-4) are fixedly connected to an output shaft of the motor III (4-14), two gears III (4-4) are respectively positioned in two gear grooves (4-5), the lower ends of the two gears III (4-4) are respectively meshed with two racks II (3-2), one end of a standing plate (4-1) is fixedly connected with two vertical frame rods (4-13), the upper ends of the two vertical frame rods (4-13) are fixedly connected with fixing rings (4-12), the fixing rings (4-12) are connected with lower rods (4-11) in a sliding manner, the fixing rings (4-12) are connected with fastening screws I (4-6) through threads, the upper ends of the lower rods (4-11) are connected with upper rods (4-8) through universal joints (4-7), the left side of the upper ends of the upper rods (4-8) is fixedly connected with door-shaped plates (4-9), and a plurality of stop rods are fixedly connected to the front and back ends of the door-shaped plates (4-9), the left end of the door-shaped plate (4-9) is connected with a plurality of fastening screws II (4-10) through threads.