CN109197218B - Afforestation trimming means suitable for municipal garden - Google Patents

Afforestation trimming means suitable for municipal garden Download PDF

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Publication number
CN109197218B
CN109197218B CN201811077106.6A CN201811077106A CN109197218B CN 109197218 B CN109197218 B CN 109197218B CN 201811077106 A CN201811077106 A CN 201811077106A CN 109197218 B CN109197218 B CN 109197218B
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saw blade
saw
sliding
plate
rod
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CN109197218A (en
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华宝龙
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郑华
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/08Other tools for pruning, branching or delimbing standing trees
    • A01G3/085Motor-driven saws for pruning or branching

Abstract

The invention relates to a greening trimming device, in particular to a greening trimming device suitable for municipal gardens, wherein an upper saw assembly and a lower saw assembly can rotate along the axis of a short shaft, when a wooden hard block on a tree is cut, the upper saw assembly and the lower saw assembly continue to advance, the upper saw assembly and the lower saw assembly can rotate along the axis of the short shaft and pass through the side of the wooden hard block, the wooden hard block which is not easy to cut on the tree is avoided, and after the wooden hard block is avoided, a compression spring can reset the upper saw assembly and the lower saw assembly, so that the saw blade is prevented from being damaged by forcibly cutting the wooden hard block; and go up saw subassembly and saw subassembly down and can switch between horizontal cutting and vertical cutting as required to be convenient for cut the upper end and the both sides of trees. The lifting frame is connected to the base in a sliding mode, the saw blade frame is connected to the lifting frame in a sliding mode, the upper saw assembly is connected to the saw blade frame in a hinged mode, and the lower saw assembly is connected to the upper saw assembly in a sliding mode.

Description

Afforestation trimming means suitable for municipal garden
Technical Field
The invention relates to a greening trimming device, in particular to a greening trimming device suitable for municipal gardens.
Background
When pruning branches of garden trees, the trees sometimes encounter a relatively thick trunk of the tree or hard wood blocks on the branches of the tree, and the trunk or the hard wood blocks are difficult to cut.
Application number is CN 201720682085.5's a afforestation trimming means and afforestation trimming machine, this utility model provides an afforestation trimming means and afforestation trimming machine relates to afforestation treatment facility field, and afforestation trimming means includes the body frame body, cutting mechanism and running gear, and the body frame body is rectangular shape, cutting mechanism and body frame body swing joint, and running gear includes two at least walking frames that set up side by side, and two walking frames set up respectively in the both ends of the body frame body. The device can prune two sides of afforestation vegetation and top simultaneously, and the accuracy of pruning is high, need not carry out the secondary and prunes to this device's easy operation, efficient, practicality are strong, are particularly suitable for the large tracts of land pruning of road greening. When the device meets wooden hard block on trees, can't dodge, cut wooden hard block by force and can cause the harm to the saw blade.
Disclosure of Invention
The invention provides a greening pruning device suitable for municipal gardens, which has the beneficial effects that an upper saw assembly and a lower saw assembly in the greening pruning device can rotate along the axis of a short shaft, when a wooden hard block on a branch of a tree is cut, the upper saw assembly and the lower saw assembly can rotate along the axis of the short shaft and pass through the side of the wooden hard block when continuing to advance, so that the wooden hard block which is difficult to cut on the tree is avoided, and after the wooden hard block is avoided, a compression spring can reset the upper saw assembly and the lower saw assembly, so that the saw blade is prevented from being damaged by forcibly cutting the wooden hard block; and go up saw subassembly and saw subassembly down and can switch between horizontal cutting and vertical cutting as required to be convenient for cut the upper end and the both sides of trees.
The invention relates to a greening trimming device, in particular to a greening trimming device suitable for municipal gardens, which comprises a base, a lifting frame, a saw blade frame, an upper saw assembly and a lower saw assembly, wherein the upper saw assembly and the lower saw assembly can rotate along the axis of a short shaft; and go up saw subassembly and saw subassembly down and can switch between horizontal cutting and vertical cutting as required to be convenient for cut the upper end and the both sides of trees.
The lifting frame is connected to the base in a sliding mode, the saw blade frame is connected to the lifting frame in a sliding mode, the upper saw assembly is connected to the saw blade frame in a hinged mode, and the lower saw assembly is connected to the upper saw assembly in a sliding mode.
The base includes bottom plate, upstand, flange, spacing ring and screw rod, and the lower extreme of bottom plate is provided with four universal wheels, the upper end fixedly connected with upstand of bottom plate, the upper end fixedly connected with flange of upstand, the upper end clearance fit of screw rod insert on the flange, two spacing rings of fixedly connected with on the screw rod, two spacing rings respectively with the laminating of the upper and lower terminal surface of flange, the lower extreme of screw rod supports the upper end at the bottom plate.
The crane includes the sliding sleeve, the screw thread orifice plate, the slider, the spreader, hollow pole, fastening screw I, the down tube, fastening screw II and trapezoidal slide rail, sliding sleeve sliding connection is on the erector post, the right-hand member fixedly connected with screw thread orifice plate of sliding sleeve, the screw rod passes through the screw thread with the screw thread orifice plate and cooperatees, the left end fixedly connected with spreader of sliding sleeve, the trapezoidal slide rail of upper end fixedly connected with of spreader, slider sliding connection is on trapezoidal slide rail, there is fastening screw II through threaded connection on the slider, fastening screw II pushes up on trapezoidal slide rail, hollow pole's lower extreme articulates the left end at the spreader, there is fastening screw I through threaded connection in hollow pole's upper end, the one end of down tube articulates the right side at hollow pole, the other end.
The saw blade frame comprises a slide column, a connecting folded plate, a connecting cylinder I, parallel rods, a convex seat, a retaining ring, a short shaft, a groove between the parallel rods and a connecting cylinder II, a hollow rod is provided with a sliding groove corresponding to the slide column, the slide column is slidably connected onto the hollow rod, a fastening screw I is supported on the slide column, the upper end of the slide column is fixedly connected with the convex seat, the left ends of the two parallel rods are connected through the connecting cylinder II, the right ends of the two parallel rods are connected through the connecting cylinder I, the connecting folded plate is fixedly connected onto the parallel rods positioned at the lower end, the other end of the connecting folded plate is fixedly connected onto the slide column, the two parallel rods are mutually flat, the groove between the parallel rods is formed between the two parallel rods, the distance between the two parallel rods from the left to the right and the convex seat is gradually reduced, the upper end of the convex seat.
The upper saw component comprises a seat board, a hinged lug, a spring sleeve rod, an extension board and a trapezoidal sliding groove, go up the saw blade, go up the saw blade seat, the connecting rod, carousel and motor, the articulated lug of right-hand member fixedly connected with of bedplate, articulated lug clearance fit is inserted on the minor axis, articulated lug is located between convex seat and the fender ring, the front end fixedly connected with spring loop bar of bedplate, compression spring has been cup jointed on the spring loop bar, the other end of spring loop bar passes groove between the parallel bars, compression spring is located between bedplate and the parallel bars, the upper end fixedly connected with motor of bedplate, fixedly connected with carousel on the output shaft of motor, the left side fixedly connected with of bedplate stretches out the board, it is provided with trapezoidal spout on the board to stretch out, it articulates on trapezoidal spout to go up saw blade seat sliding connection, the one end of connecting rod articulates the eccentric position at the carousel, the other end of connecting rod articulates on the saw blade seat, the left end fixedly connected with.
The lower saw assembly comprises a lower saw blade seat, a door-shaped plate, a lower saw blade and an inner groove, the lower saw blade seat is fixedly connected to the left end of the extension plate, the door-shaped plate is fixedly connected to the left end of the lower saw blade seat, the inner groove is formed in the rear end of the door-shaped plate, the left end of the lower saw blade is fixedly connected to the lower saw blade seat, the lower saw blade is located at the lower end of the upper saw blade, the lower saw blade is attached to the upper saw blade, and the rear ends of the lower saw blade and the upper saw blade are inserted into the.
The greening pruning device suitable for the municipal garden has the beneficial effects that:
the greening trimming device suitable for municipal gardens, disclosed by the invention, has the advantages that the upper saw assembly and the lower saw assembly can rotate along the axis of the short shaft, when a wooden hard block on a branch of a tree is cut, the upper saw assembly and the lower saw assembly continue to advance, the upper saw assembly and the lower saw assembly can rotate along the axis of the short shaft and pass through the side of the wooden hard block, the wooden hard block which is not easy to cut on the tree is avoided, and after the wooden hard block is avoided, the compression spring can reset the upper saw assembly and the lower saw assembly, so that the saw blade is prevented from being damaged by forcibly cutting the wooden hard block; and go up saw subassembly and saw subassembly down and can switch between horizontal cutting and vertical cutting as required to be convenient for cut the upper end and the both sides of trees.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view showing the overall structure of a greening pruning device suitable for municipal garden according to the present invention;
FIG. 2 is a schematic view of the overall structure of a greening pruning device suitable for municipal garden of the present invention;
FIG. 3 is a schematic view showing a part of the structure of a greening trimming device suitable for municipal garden according to the invention;
FIG. 4 is a schematic view of a second partial structure of a greening trimming device suitable for municipal garden according to the present invention;
FIG. 5 is a schematic structural view of a base;
FIG. 6 is a schematic structural view of the crane;
FIG. 7 is a first schematic structural view of a saw blade frame;
FIG. 8 is a second schematic structural view of the saw blade frame;
FIG. 9 is a third schematic structural view of the saw blade carrier;
FIG. 10 is a schematic view of the upper saw assembly;
FIG. 11 is a first schematic view of the down-saw assembly;
FIG. 12 is a second schematic view of the down-saw assembly;
FIG. 13 is a partial schematic view of the lower saw assembly.
In the figure: a base 1; a bottom plate 1-1; 1-2 of vertical columns; 1-3 of a convex plate; 1-4 parts of a limiting ring; 1-5 parts of a screw; a lifting frame 2; 2-1 of a sliding sleeve; 2-2 parts of a threaded pore plate; 2-3 of a slide block; 2-4 of a transverse column; 2-5 parts of a hollow rod; fastening screw I2-6; 2-7 of an inclined rod; fastening screw II 2-8; 2-9 parts of a trapezoidal slide rail; a saw blade frame 3; 3-1 of a sliding column; connecting folded plates 3-2; a connecting cylinder I3-3; 3-4 of parallel rods; 3-5 parts of a boss; 3-6 parts of a baffle ring; short shaft 3-7; 3-8 parallel rod grooves; connecting cylinder II 3-9; a top saw assembly 4; a seat plate 4-1; hinge projections 4-2; 4-3 of a spring sleeve rod; 4-4 of a stretching plate; 4-5 of a trapezoidal chute; 4-6 of upper saw blade; 4-7 of an upper saw blade seat; 4-8 of a connecting rod; 4-9 of a turntable; 4-10 of a motor; a sawing assembly 5; 5-1 of a lower saw blade seat; a door-shaped plate 5-2; 5-3 parts of lower saw blade; an inner tank 5-4.
Detailed Description
The first embodiment is as follows:
the embodiment is described below by combining with figures 1-13, the invention relates to a greening trimming device, in particular to a greening trimming device suitable for municipal gardens, which comprises a base 1, a lifting frame 2, a saw blade frame 3, an upper saw component 4 and a lower saw component 5, wherein the upper saw component 4 and the lower saw component 5 can rotate along the axis of a short shaft 3-7, when a hard wood block on a branch of a tree is cut, the upper saw component 4 and the lower saw component 5 can rotate along the axis of the short shaft 3-7 and pass through the side of the hard wood block when the upper saw component 4 and the lower saw component 5 continue to advance, so that the hard wood block which is not easy to cut on the tree is avoided, and after the hard wood block is avoided, a compression spring can reset the upper saw component 4 and the lower saw component 5, so as to prevent the saw blade from damaging when the hard wood block is forcibly cut; and the upper and lower saw assemblies 4 and 5 can be switched between horizontal and vertical cutting as required to facilitate cutting of the upper and both sides of the tree.
The lifting frame 2 is connected to the base 1 in a sliding mode, the saw blade frame 3 is connected to the lifting frame 2 in a sliding mode, the upper saw assembly 4 is connected to the saw blade frame 3 in a hinged mode, and the lower saw assembly 5 is connected to the upper saw assembly 4 in a sliding mode.
The base 1 comprises a bottom plate 1-1, vertical columns 1-2, convex plates 1-3, limiting rings 1-4 and screws 1-5, four universal wheels are arranged at the lower end of the bottom plate 1-1, the vertical columns 1-2 are fixedly connected to the upper end of the bottom plate 1-1, the convex plates 1-3 are fixedly connected to the upper ends of the vertical columns 1-2, the upper ends of the screws 1-5 are inserted into the convex plates 1-3 in a clearance fit mode, the screws 1-5 are fixedly connected with the two limiting rings 1-4, the two limiting rings 1-4 are respectively attached to the upper end faces and the lower end faces of the convex plates 1-3, and the lower ends of the screws 1-5 abut against the upper ends of the bottom plate 1-1. The four universal wheels are arranged at the lower end of the bottom plate 1-1, so that the base 1 can be pushed to move conveniently, and the tree can be moved and cut conveniently. When the screw rods 1-5 are rotated, the screw rods 1-5 can rotate on the convex plates 1-3 by taking the axes of the screw rods as shafts, and the two limiting rings 1-4 are used for preventing the screw rods 1-5 from vertically sliding relative to the convex plates 1-3.
The lifting frame 2 comprises a sliding sleeve 2-1, a threaded hole plate 2-2, a sliding block 2-3, a cross column 2-4, a hollow rod 2-5, a fastening screw I2-6, an inclined rod 2-7, a fastening screw II2-8 and a trapezoidal sliding rail 2-9, the sliding sleeve 2-1 is connected to the vertical column 1-2 in a sliding manner, the right end of the sliding sleeve 2-1 is fixedly connected with the threaded hole plate 2-2, a screw rod 1-5 is matched with the threaded hole plate 2-2 through threads, the left end of the sliding sleeve 2-1 is fixedly connected with the cross column 2-4, the upper end of the cross column 2-4 is fixedly connected with the trapezoidal sliding rail 2-9, the sliding block 2-3 is connected to the trapezoidal sliding rail 2-9 in a sliding manner, the sliding block 2-3 is connected with the fastening screw II2-8 through threads, and the fastening screw II2, the lower end of the hollow rod 2-5 is hinged at the left end of the transverse column 2-4, the upper end of the hollow rod 2-5 is connected with a fastening screw I2-6 through threads, one end of the inclined rod 2-7 is hinged at the right side of the hollow rod 2-5, and the other end of the inclined rod 2-7 is hinged on the sliding block 2-3. When the screw rods 1-5 rotate on the convex plates 1-3 by taking the axes of the screw rods 1-5 as axes, the screw rods 1-5 can drive the threaded hole plates 2-2 and the sliding sleeves 2-1 to vertically slide on the vertical columns 1-2, so that the height of the lifting frame 2 is adjusted. The hollow rod 2-5 can rotate up and down at the left end of the cross column 2-4, when the sliding block 2-3 slides rightwards on the trapezoid sliding rail 2-9, the sliding block 2-3 drives the hollow rod 2-5 to rotate clockwise through the inclined rod 2-7, otherwise when the sliding block 2-3 slides rightwards and leftwards on the trapezoid sliding rail 2-9, the sliding block 2-3 drives the hollow rod 2-5 to rotate anticlockwise through the inclined rod 2-7, and the position of the sliding block 2-3 can be fixed by rotating the fastening screw II 2-8.
The saw blade frame 3 comprises a sliding column 3-1, a connecting folded plate 3-2, a connecting cylinder I3-3, parallel rods 3-4, a convex seat 3-5, a baffle ring 3-6, a short shaft 3-7, parallel rod inter-groove 3-8 and a connecting cylinder II3-9, a hollow rod 2-5 is provided with a sliding groove corresponding to the sliding column 3-1, the sliding column 3-1 is connected to the hollow rod 2-5 in a sliding manner, a fastening screw I2-6 is propped against the sliding column 3-1, the upper end of the sliding column 3-1 is fixedly connected with the convex seat 3-5, the left ends of the two parallel rods 3-4 are connected through the connecting cylinder II3-9, the right ends of the two parallel rods 3-4 are connected through the connecting cylinder I3-3, the connecting folded plate 3-2 is fixedly connected to the parallel rods 3-4 at the lower end, the other end of the connecting folded plate 3-2 is fixedly connected to the sliding column 3-1, the two parallel rods 3-4 are mutually flat, a parallel rod inter-groove 3-8 is formed between the two parallel rods 3-4, the distance between the two parallel rods 3-4 and the boss 3-5 from left to right is gradually reduced, the upper end of the boss 3-5 is fixedly connected with a short shaft 3-7, and the upper end of the short shaft 3-7 is connected with a baffle ring 3-6 through threads. The sliding column 3-1 can slide on the hollow rod 2-5 along the direction of the hollow rod 2-5, so that the height of the convex seat 3-5 is adjusted, the relative positions of the sliding column 3-1 and the hollow rod 2-5 can be fixed when the fastening screw I2-6 is screwed against the sliding column 3-1, the position of the spring sleeve rod 4-3 can be limited by the parallel rod inter-groove 3-8, the spring sleeve rod 4-3 can slide, the connecting cylinder I3-3 and the connecting cylinder II3-9 can limit the position of the spring sleeve rod 4-3, the spring sleeve rod 4-3 is prevented from being separated from the parallel rod inter-groove 3-8, and the connecting folded plate 3-2 plays a connecting role.
The upper saw component 4 comprises a seat board 4-1, a hinged lug 4-2, a spring sleeve rod 4-3, an extension board 4-4, a trapezoidal sliding groove 4-5, an upper saw blade 4-6, an upper saw blade seat 4-7, a connecting rod 4-8, a rotary disk 4-9 and a motor 4-10, wherein the right end of the seat board 4-1 is fixedly connected with the hinged lug 4-2, the hinged lug 4-2 is inserted on a short shaft 3-7 in a clearance fit manner, the hinged lug 4-2 is positioned between the convex seat 3-5 and a baffle ring 3-6, the front end of the seat board 4-1 is fixedly connected with the spring sleeve rod 4-3, the spring sleeve rod 4-3 is sleeved with a compression spring, the other end of the spring sleeve rod 4-3 penetrates through a parallel inter-rod groove 3-8, the compression spring is positioned between the seat board 4-1 and the parallel rod, the upper end of the seat plate 4-1 is fixedly connected with a motor 4-10, an output shaft of the motor 4-10 is fixedly connected with a rotary table 4-9, the left side of the seat plate 4-1 is fixedly connected with an extension plate 4-4, a trapezoidal sliding groove 4-5 is arranged on the extension plate 4-4, an upper saw blade seat 4-7 is connected to the trapezoidal sliding groove 4-5 in a sliding manner, one end of a connecting rod 4-8 is hinged to the eccentric position of the rotary table 4-9, the other end of the connecting rod 4-8 is hinged to the upper saw blade seat 4-7, and the left end of the upper saw blade seat 4-7 is fixedly connected with an upper saw blade 4.
The lower saw assembly 5 comprises a lower saw blade seat 5-1, a door-shaped plate 5-2, a lower saw blade 5-3 and an inner groove 5-4, wherein the lower saw blade seat 5-1 is fixedly connected to the left end of the extending plate 4-4, the left end of the lower saw blade seat 5-1 is fixedly connected with the door-shaped plate 5-2, the inner groove 5-4 is formed in the rear end of the door-shaped plate 5-2, the left end of the lower saw blade 5-3 is fixedly connected to the lower saw blade seat 5-1, the lower saw blade 5-3 is located at the lower end of the upper saw blade 4-6, the lower saw blade 5-3 is attached to the upper saw blade 4-6, and the rear ends of the lower saw blade 5-3 and the upper saw blade 4-6 are inserted into the inner groove 5. The hinge projection 4-2 can rotate around the axis of the short shaft 3-7, so that the whole upper saw unit 4 can rotate around the axis of the short shaft 3-7, the stop ring 3-6 can prevent the hinge projection 4-2 from separating from the short shaft 3-7, the spring sleeve 4-3 can contact with the connecting cylinder II3-9 in the initial state because the distance between the two parallel rods 3-4 and the boss 3-5 from left to right gradually decreases, the length of the compression spring is the longest, when the spring sleeve 4-3 is positioned at the right end of the slot 3-8 between the parallel rods, the compression spring can reset the upper saw unit 4, so that the upper saw unit 4 returns to the initial position, when the upper saw unit 4 encounters the hard wood blocks on the trees during the forward cutting, and when the upper saw unit 4 and the lower saw unit 5 are not in the cutting state, the wooden hard block can limit the movement of the upper saw component 4, at the moment, if the upper saw component 4 continues to advance, the upper saw component 4 and the lower saw component 5 can rotate along the axis of the short shaft 3-7 and pass through the side of the wooden hard block, so that the wooden hard block which is not easy to cut on the tree is avoided, and after the wooden hard block is avoided, the compression spring can reset the upper saw component 4 and the lower saw component 5, so that the saw blade is prevented from being damaged by forcibly cutting the wooden hard block. When the motor 4-10 rotates, the rotating disc 4-9 is driven to rotate, when the rotating disc 4-9 rotates, the connecting rod 4-8 drives the upper saw blade seat 4-7 to slide back and forth left and right along the trapezoidal sliding groove 4-5, so that the upper saw blade 4-6 can slide back and forth left and right, and when the upper saw blade 4-6 slides back and forth left and right, the saw teeth on the upper saw blade 4-6 and the saw teeth on the lower saw blade 5-3 can cut the branches of trees because the lower saw blade 5-3 is not moved. The rear ends of the lower saw blade 5-3 and the upper saw blade 4-6 are inserted into the inner grooves 5-4, so that the gate plate 5-2 can support the lower saw blade 5-3 and the upper saw blade 4-6 to prevent the lower saw blade 5-3 and the upper saw blade 4-6 from being bent.
The lower saw blade 5-3 and the upper saw blade 4-6 are required to be in a horizontal state, when the upper end of the garden tree is cut, the sliding sleeve 2-1 is positioned at the lowest end of the vertical column 1-2, and the cross column 2-4 is perpendicular to the hollow rod 2-5, so that the lower saw blade 5-3 and the upper saw blade 4-6 are in a horizontal state, the upper end of the garden tree is conveniently cut, and the cutting height can be adjusted by sliding the sliding column 3-1 on the hollow rod 2-5.
The lower saw blade 5-3 and the upper saw blade 4-6 are required to be in a vertical state, when both sides of the ornamental trees are cut, the sliding sleeve 2-1 is positioned at the uppermost end of the vertical column 1-2, and the horizontal column 2-4 and the hollow rod 2-5 are positioned on the same line, so that the lower saw blade 5-3 and the upper saw blade 4-6 are in a vertical state, and both sides of the ornamental trees are conveniently cut.
The working principle of the invention is as follows: the four universal wheels are arranged at the lower end of the bottom plate 1-1, so that the base 1 can be pushed to move conveniently, and the tree can be moved and cut conveniently. When the screw rods 1-5 are rotated, the screw rods 1-5 can rotate on the convex plates 1-3 by taking the axes of the screw rods as shafts, and the two limiting rings 1-4 are used for preventing the screw rods 1-5 from vertically sliding relative to the convex plates 1-3. When the screw rods 1-5 rotate on the convex plates 1-3 by taking the axes of the screw rods 1-5 as axes, the screw rods 1-5 can drive the threaded hole plates 2-2 and the sliding sleeves 2-1 to vertically slide on the vertical columns 1-2, so that the height of the lifting frame 2 is adjusted. The hollow rod 2-5 can rotate up and down at the left end of the cross column 2-4, when the sliding block 2-3 slides rightwards on the trapezoid sliding rail 2-9, the sliding block 2-3 drives the hollow rod 2-5 to rotate clockwise through the inclined rod 2-7, otherwise when the sliding block 2-3 slides rightwards and leftwards on the trapezoid sliding rail 2-9, the sliding block 2-3 drives the hollow rod 2-5 to rotate anticlockwise through the inclined rod 2-7, and the position of the sliding block 2-3 can be fixed by rotating the fastening screw II 2-8. The sliding column 3-1 can slide on the hollow rod 2-5 along the direction of the hollow rod 2-5, so that the height of the convex seat 3-5 is adjusted, the relative positions of the sliding column 3-1 and the hollow rod 2-5 can be fixed when the fastening screw I2-6 is screwed against the sliding column 3-1, the position of the spring sleeve rod 4-3 can be limited by the parallel rod inter-groove 3-8, the spring sleeve rod 4-3 can slide, the connecting cylinder I3-3 and the connecting cylinder II3-9 can limit the position of the spring sleeve rod 4-3, the spring sleeve rod 4-3 is prevented from being separated from the parallel rod inter-groove 3-8, and the connecting folded plate 3-2 plays a connecting role. The hinge projection 4-2 can rotate around the axis of the short shaft 3-7, so that the whole upper saw unit 4 can rotate around the axis of the short shaft 3-7, the stop ring 3-6 can prevent the hinge projection 4-2 from separating from the short shaft 3-7, the spring sleeve 4-3 can contact with the connecting cylinder II3-9 in the initial state because the distance between the two parallel rods 3-4 and the boss 3-5 from left to right gradually decreases, the length of the compression spring is the longest, when the spring sleeve 4-3 is positioned at the right end of the slot 3-8 between the parallel rods, the compression spring can reset the upper saw unit 4, so that the upper saw unit 4 returns to the initial position, when the upper saw unit 4 encounters the hard wood blocks on the trees during the forward cutting, and when the upper saw unit 4 and the lower saw unit 5 are not in the cutting state, the wooden hard block can limit the movement of the upper saw component 4, at the moment, if the upper saw component 4 continues to advance, the upper saw component 4 and the lower saw component 5 can rotate along the axis of the short shaft 3-7 and pass through the side of the wooden hard block, so that the wooden hard block which is not easy to cut on the tree is avoided, and after the wooden hard block is avoided, the compression spring can reset the upper saw component 4 and the lower saw component 5, so that the saw blade is prevented from being damaged by forcibly cutting the wooden hard block. When the motor 4-10 rotates, the rotating disc 4-9 is driven to rotate, when the rotating disc 4-9 rotates, the connecting rod 4-8 drives the upper saw blade seat 4-7 to slide back and forth left and right along the trapezoidal sliding groove 4-5, so that the upper saw blade 4-6 can slide back and forth left and right, and when the upper saw blade 4-6 slides back and forth left and right, the saw teeth on the upper saw blade 4-6 and the saw teeth on the lower saw blade 5-3 can cut the branches of trees because the lower saw blade 5-3 is not moved. The rear ends of the lower saw blade 5-3 and the upper saw blade 4-6 are inserted into the inner grooves 5-4, so that the gate plate 5-2 can support the lower saw blade 5-3 and the upper saw blade 4-6 to prevent the lower saw blade 5-3 and the upper saw blade 4-6 from being bent. The lower saw blade 5-3 and the upper saw blade 4-6 are required to be in a horizontal state, when the upper end of the garden tree is cut, the sliding sleeve 2-1 is positioned at the lowest end of the vertical column 1-2, and the cross column 2-4 is perpendicular to the hollow rod 2-5, so that the lower saw blade 5-3 and the upper saw blade 4-6 are in a horizontal state, the upper end of the garden tree is conveniently cut, and the cutting height can be adjusted by sliding the sliding column 3-1 on the hollow rod 2-5. The lower saw blade 5-3 and the upper saw blade 4-6 are required to be in a vertical state, when both sides of the ornamental trees are cut, the sliding sleeve 2-1 is positioned at the uppermost end of the vertical column 1-2, and the horizontal column 2-4 and the hollow rod 2-5 are positioned on the same line, so that the lower saw blade 5-3 and the upper saw blade 4-6 are in a vertical state, and both sides of the ornamental trees are conveniently cut.
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)

1. The utility model provides a afforestation trimming means suitable for municipal garden, includes base (1), crane (2), saw bar frame (3), goes up saw subassembly (4) and saw subassembly (5) down, its characterized in that: the lifting frame (2) is connected to the base (1) in a sliding mode, the saw blade frame (3) is connected to the lifting frame (2) in a sliding mode, the upper saw component (4) is connected to the saw blade frame (3) in a hinged mode, and the lower saw component (5) is connected to the upper saw component (4) in a sliding mode;
the base (1) comprises a bottom plate (1-1), vertical columns (1-2), convex plates (1-3), limiting rings (1-4) and screws (1-5), four universal wheels are arranged at the lower end of the bottom plate (1-1), the upper ends of the bottom plate (1-1) are fixedly connected with the vertical columns (1-2), the upper ends of the vertical columns (1-2) are fixedly connected with the convex plates (1-3), the upper ends of the screws (1-5) are inserted on the convex plates (1-3) in a clearance fit mode, the screws (1-5) are fixedly connected with the two limiting rings (1-4), the two limiting rings (1-4) are respectively attached to the upper end face and the lower end face of the convex plates (1-3), and the lower ends of the screws (1-5) are abutted to the upper ends of the bottom plate (1-1);
the lifting frame (2) comprises a sliding sleeve (2-1), a threaded hole plate (2-2), a sliding block (2-3), a transverse column (2-4), a hollow rod (2-5), a fastening screw I (2-6), an inclined rod (2-7), a fastening screw II (2-8) and a trapezoidal sliding rail (2-9), the sliding sleeve (2-1) is connected to the vertical column (1-2) in a sliding manner, the right end of the sliding sleeve (2-1) is fixedly connected with the threaded hole plate (2-2), the screw rod (1-5) is matched with the threaded hole plate (2-2) through threads, the left end of the sliding sleeve (2-1) is fixedly connected with the transverse column (2-4), the upper end of the transverse column (2-4) is fixedly connected with the trapezoidal sliding rail (2-9), and the sliding block (2-3) is connected to the trapezoidal sliding rail (2-9, a fastening screw II (2-8) is connected to the sliding block (2-3) through threads, the fastening screw II (2-8) abuts against the trapezoidal sliding rail (2-9), the lower end of the hollow rod (2-5) is hinged to the left end of the transverse column (2-4), the upper end of the hollow rod (2-5) is connected with a fastening screw I (2-6) through threads, one end of the inclined rod (2-7) is hinged to the right side of the hollow rod (2-5), and the other end of the inclined rod (2-7) is hinged to the sliding block (2-3);
the saw blade frame (3) comprises sliding columns (3-1), connecting folded plates (3-2), connecting cylinders I (3-3), parallel rods (3-4), convex seats (3-5), baffle rings (3-6), short shafts (3-7), parallel rod slots (3-8) and connecting cylinders II (3-9), the hollow rods (2-5) are provided with sliding grooves corresponding to the sliding columns (3-1), the sliding columns (3-1) are connected onto the hollow rods (2-5) in a sliding mode, fastening screws I (2-6) are propped against the sliding columns (3-1), the upper ends of the sliding columns (3-1) are fixedly connected with the convex seats (3-5), the left ends of the two parallel rods (3-4) are connected through the connecting cylinders II (3-9), the right ends of the two parallel rods (3-4) are connected through the connecting cylinders I (3-3), the connecting folded plate (3-2) is fixedly connected to the parallel rods (3-4) at the lower end, the other end of the connecting folded plate (3-2) is fixedly connected to the sliding column (3-1), the two parallel rods (3-4) are mutually flat, a parallel rod inter-groove (3-8) is formed between the two parallel rods (3-4), the distance between the two parallel rods (3-4) and the boss (3-5) from left to right is gradually reduced, the upper end of the boss (3-5) is fixedly connected with the short shaft (3-7), and the upper end of the short shaft (3-7) is connected with the baffle ring (3-6) through threads;
the upper saw component (4) comprises a seat plate (4-1), a hinged lug (4-2), a spring loop bar (4-3), an extension plate (4-4), a trapezoidal sliding groove (4-5), an upper saw blade (4-6), an upper saw blade seat (4-7), a connecting rod (4-8), a rotary disc (4-9) and a motor (4-10), the right end of the seat plate (4-1) is fixedly connected with the hinged lug (4-2), the hinged lug (4-2) is inserted on a short shaft (3-7) in a clearance fit manner, the hinged lug (4-2) is positioned between a convex seat (3-5) and a baffle ring (3-6), the front end of the seat plate (4-1) is fixedly connected with the spring loop bar (4-3), and the spring loop bar (4-3) is sleeved with a compression spring, the other end of the spring sleeve rod (4-3) penetrates through the parallel rod inter-groove (3-8), the compression spring is positioned between the seat plate (4-1) and the parallel rod (3-4), the upper end of the seat plate (4-1) is fixedly connected with a motor (4-10), an output shaft of the motor (4-10) is fixedly connected with a turntable (4-9), the left side of the seat plate (4-1) is fixedly connected with an extension plate (4-4), the extension plate (4-4) is provided with a trapezoidal sliding groove (4-5), an upper saw blade seat (4-7) is connected on the trapezoidal sliding groove (4-5) in a sliding manner, one end of a connecting rod (4-8) is hinged at the eccentric position of the turntable (4-9), and the other end of the connecting rod (4-8) is hinged on the upper saw blade seat (4-7), the left end of the upper saw blade seat (4-7) is fixedly connected with an upper saw blade (4-6);
the lower saw component (5) comprises a lower saw blade seat (5-1) and a door-shaped plate (5-2), the saw blade assembly comprises a lower saw blade (5-3) and an inner groove (5-4), a lower saw blade seat (5-1) is fixedly connected to the left end of an extending plate (4-4), a door-shaped plate (5-2) is fixedly connected to the left end of the lower saw blade seat (5-1), the inner groove (5-4) is formed in the rear end of the door-shaped plate (5-2), the left end of the lower saw blade (5-3) is fixedly connected to the lower saw blade seat (5-1), the lower saw blade (5-3) is located at the lower end of an upper saw blade (4-6), the lower saw blade (5-3) is attached to the upper saw blade (4-6), and the rear ends of the lower saw blade (5-3) and the upper saw blade (4-6) are inserted into the inner groove (5-4).
CN201811077106.6A 2018-09-15 2018-09-15 Afforestation trimming means suitable for municipal garden Active CN109197218B (en)

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Application Number Priority Date Filing Date Title
CN201811077106.6A CN109197218B (en) 2018-09-15 2018-09-15 Afforestation trimming means suitable for municipal garden

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Application Number Priority Date Filing Date Title
CN201811077106.6A CN109197218B (en) 2018-09-15 2018-09-15 Afforestation trimming means suitable for municipal garden

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CN109197218B true CN109197218B (en) 2020-12-01

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101849481A (en) * 2010-06-08 2010-10-06 长安大学 On-vehicle hedge clipping machine
CN103609347A (en) * 2013-12-06 2014-03-05 广西大学 Hedgerow trimming cutter overload protection device
CN106879384A (en) * 2017-02-21 2017-06-23 长安大学 A kind of GREEB HEDGE MACHINE automatic fault avoidnig device
CN207185322U (en) * 2017-09-11 2018-04-06 深圳市环境高新建设有限公司 A kind of hand propelled GREEB HEDGE MACHINE of lifting telescopic
CN207460900U (en) * 2017-10-30 2018-06-08 吕梁学院 A kind of automatic clipping device of gardens gardening
CN207802855U (en) * 2018-01-25 2018-09-04 浙江国际海运职业技术学院 The vehicle-mounted trimmer of greenbelt
CN207836252U (en) * 2018-01-20 2018-09-11 山东东岳专用汽车制造有限公司 A kind of intelligent hedgeclipper avoided automatically

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101849481A (en) * 2010-06-08 2010-10-06 长安大学 On-vehicle hedge clipping machine
CN103609347A (en) * 2013-12-06 2014-03-05 广西大学 Hedgerow trimming cutter overload protection device
CN106879384A (en) * 2017-02-21 2017-06-23 长安大学 A kind of GREEB HEDGE MACHINE automatic fault avoidnig device
CN207185322U (en) * 2017-09-11 2018-04-06 深圳市环境高新建设有限公司 A kind of hand propelled GREEB HEDGE MACHINE of lifting telescopic
CN207460900U (en) * 2017-10-30 2018-06-08 吕梁学院 A kind of automatic clipping device of gardens gardening
CN207836252U (en) * 2018-01-20 2018-09-11 山东东岳专用汽车制造有限公司 A kind of intelligent hedgeclipper avoided automatically
CN207802855U (en) * 2018-01-25 2018-09-04 浙江国际海运职业技术学院 The vehicle-mounted trimmer of greenbelt

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