CN109463160B - Garden saw - Google Patents

Garden saw Download PDF

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Publication number
CN109463160B
CN109463160B CN201811502851.0A CN201811502851A CN109463160B CN 109463160 B CN109463160 B CN 109463160B CN 201811502851 A CN201811502851 A CN 201811502851A CN 109463160 B CN109463160 B CN 109463160B
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China
Prior art keywords
rod
sliding
saw
saw blade
shape pole
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Active
Application number
CN201811502851.0A
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Chinese (zh)
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CN109463160A (en
Inventor
钟明辉
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Zhejiang Haihong Industrial Product Design Co Ltd
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Zhejiang Haihong Industrial Product Design Co Ltd
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Priority to CN201811502851.0A priority Critical patent/CN109463160B/en
Publication of CN109463160A publication Critical patent/CN109463160A/en
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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
    • A01G3/083Manual pruning saws

Abstract

The invention relates to a saw, in particular to a garden saw. The technical problem of the invention is that: provides a garden saw which has the advantages of quick cleaning of residual saw dust of the saw, convenient and safe replacement of saw blades. A garden saw comprises an L-shaped rod, a T-shaped rod, a connecting rod, a concave rod, a clamping rod, a saw blade and the like; l shape pole bottom right side is equipped with T shape pole, and L shape pole bottom left side is equipped with the connecting rod, is connected with the spill pole between connecting rod front side lower part and the T shape pole front side upper portion, and L shape pole upper portion is connected with the down tube through fastener, and down tube front side left part all is equipped with the kelly with L shape pole front side left part, has placed the saw blade between down tube front side and the L shape pole front side. The inclined rod can move under the action of the fastening device, so that the saw blade is convenient to replace, and can be contacted with the saw blade under the action of the cylindrical block, so that the saw dust on the saw blade can be cleaned, the saw dust on the saw blade does not need to be cleaned manually, and the saw dust cleaning device is convenient and quick.

Description

Garden saw
Technical Field
The invention relates to a saw, in particular to a garden saw.
Background
In gardens, a lot of branches and leaves need to be cut, so the saw is needed, when the existing saw is used for cutting branches or trees, a lot of saw dust can be remained on the saw, the saw dust can seriously affect the work of workers, so the saw dust on the saw needs to be cleaned frequently in the process of cutting the branches, the workers are required to remove the saw dust by hands, meanwhile, the saw blade of the saw is easy to stretch off when in use, the saw blade needs to be replaced after being stretched off, the mode of replacing the saw blade is very complicated and dangerous, and the saw blade is very slow.
Disclosure of Invention
In order to overcome the defects of slow cleaning of residual sawdust of the saw, inconvenient replacement of the saw blade and unsafety, the invention has the technical problems that: provides a garden saw which has the advantages of quick cleaning of residual saw dust of the saw, convenient and safe replacement of saw blades.
The utility model provides a garden saw, including L shape pole, T shape pole, the connecting rod, the spill pole, the kelly, the saw blade, fastener and down tube, L shape bottom of the rod right side is equipped with T shape pole, L shape bottom of the rod left side is equipped with the connecting rod, be connected with the spill pole between connecting rod front side lower part and the T shape pole front side upper portion, L shape pole upper portion is connected with the down tube through fastener, down tube front side left part all is equipped with the kelly with L shape pole front side left part, the saw blade has been placed between down tube front side and the L shape pole front side, the jack has all been opened in two parts about the saw blade, the kelly passes the jack and blocks the saw blade.
Further, the fastening device comprises a first bearing seat, a screw, a second bearing seat, a rotating rod, a hand wheel, bevel gears, an inserted rod and a first sliding block, wherein a mounting groove is formed in the middle of the top of the L-shaped rod, the first bearing seat is mounted at the bottom in the mounting groove, the screw is mounted in the first bearing seat, the second bearing seat is mounted in the middle of the right side of the L-shaped rod, the rotating rod is mounted in the second bearing seat, the hand wheel is arranged at the right end of the rotating rod, the bevel gears are mounted at the lower portions of the screw and the left end of the rotating rod respectively, the two bevel gears are meshed, the inserted rod is inserted in the mounting groove, the top end of the inserted rod is connected with the bottom end of the inclined rod, a threaded hole is formed in the middle of the bottom of the inserted rod and matched with the.
Further explanation, still including the slide rail, the second slider, the pulley, first spring, the connecting rod, the cylindricality piece, act as go-between and pull rod, L shape pole upper portion left side is equipped with the slide rail, the slide rail upper sliding type is equipped with two second sliders, install the pulley in the middle of the slide rail left side, the pulley is located between two second sliders, top second slider bottom and below slider top all are connected with first spring, first spring tail end is connected with the pulley, two second slider front sides are rotated and are connected with the connecting rod, the connecting rod left end rotary type is connected with the cylindricality piece, L shape pole bottom right side is opened there is the pore, cylindricality piece right side is connected with acts as go-between, act as go-between and walk around the pulley, the act as go.
Further, the device comprises a third sliding block and a second spring, wherein a second sliding groove is symmetrically formed in the upper portion of the right side of the connecting rod and the upper portion of the left side of the T-shaped rod, the third sliding block is arranged in the second sliding groove in a sliding mode, the left side and the right side of the pull rod are connected to the third sliding block, and the second spring is connected between the top of the third sliding block and the bottom of the L-shaped rod.
Further explaining, still including blocking the device, blocking the device and including fourth slider, concave block and third spring, the third spout has all been opened with down tube front side left part in the L shape pole front side left part, and third spout internal sliding formula is equipped with the fourth slider, is connected with the third spring between the right side of fourth slider and the third spout internal right wall, installs concave block on the fourth slider, and concave block and kelly cooperation contact, concave block are in the saw blade front side.
The invention has the beneficial effects that: the inclined rod can move under the action of the fastening device, so that the saw blade can be conveniently replaced, the inclined rod can be contacted with the saw blade under the action of the cylindrical block, saw dust on the saw blade can be cleaned, the saw dust on the saw blade does not need to be cleaned manually, the inclined rod is convenient and quick, the saw blade can be clamped when stretched and broken through the clamping device, the situation that the saw blade is injured by surrounding personnel due to spurting after being stretched and broken is avoided, the safety is high, and the pull rod can be better reset under the action of the second spring.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a front view of the fastening device of the present invention.
Fig. 3 is a front view schematically showing the construction of the chucking device according to the present invention.
In the figure: 1L-shaped rod, 2T-shaped rod, 3 connecting rod, 4 concave rod, 5 clamping rod, 6 saw blade, 61 jack, 7 fastening device, 71 mounting groove, 72 first bearing seat, 73 screw rod, 74 second bearing seat, 75 rotating rod, 76 hand wheel, 77 bevel gear, 78 inserted rod, 79 threaded hole, 710 first sliding groove, 711 first sliding block, 8 inclined rod, 9 sliding rail, 10 second sliding block, 11 pulley, 12 first spring, 13 connecting rod, 14 cylindrical block, 15 fine hole, 16 pull wire, 161 pull rod, 17 second sliding groove, 18 third sliding block, 19 second spring, 20 clamping device, 201 third sliding groove, 202 fourth sliding block, 203 concave block, 204 third spring.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example 1
A garden saw, as shown in figures 1-2, comprises an L-shaped rod 1, a T-shaped rod 2, a connecting rod 3 and a concave rod 4, kelly 5, saw blade 6, fastener 7 and down tube 8, 1 bottom right side of L shape pole is equipped with T shape pole 2, T shape pole 2 is connected with L shape pole 1 through the welded mode, 1 bottom left side of L shape pole is equipped with connecting rod 3, connecting rod 3 is connected with L shape pole 1 through the welded mode, be connected with spill pole 4 between 3 front side lower parts of connecting rod and the 2 front side upper portions of T shape pole, 1 upper portion of L shape pole is connected with down tube 8 through fastener 7, 8 front side left parts of down tube and 1 front side left part of L shape pole all are equipped with kelly 5, kelly 5 is connected with down tube 8 and L shape pole 1 through the welded mode, saw blade 6 has been placed between 8 front sides of down tube and the 1 front side of L shape pole, jack 61 has all been opened in two parts about saw blade 6, kelly 5 passes jack 61 and blocks saw blade 6.
Example 2
The utility model provides a garden saw, as shown in fig. 1-2, including L shape pole 1, T shape pole 2, connecting rod 3, spill pole 4, kelly 5, saw blade 6, fastener 7 and down tube 8, L shape pole 1 bottom right side is equipped with T shape pole 2, L shape pole 1 bottom left side is equipped with connecting rod 3, be connected with spill pole 4 between 3 front side lower parts of connecting rod and the 2 front side upper portions of T shape pole, 1 upper portion of L shape pole is connected with down tube 8 through fastener 7, 8 front side left parts of down tube and 1 front side left parts of L shape pole all are equipped with kelly 5, saw blade 6 has been placed between 8 front sides of down tube and the 1 front side of L shape pole, jack 61 has all been opened in 6 upper and lower two parts of saw blade, kelly 5 passes jack 61 and blocks saw blade 6.
The fastening device 7 comprises a first bearing seat 72, a screw 73, a second bearing seat 74, a rotating rod 75, a hand wheel 76, a bevel gear 77, an insert rod 78 and a first sliding block 711, wherein the middle of the top of the L-shaped rod 1 is provided with a mounting groove 71, the bottom of the mounting groove 71 is provided with the first bearing seat 72, the screw 73 is mounted in the first bearing seat 72 and connected with the first bearing seat 72 in an interference connection mode, the middle of the right side of the L-shaped rod 1 is provided with the second bearing seat 74, the rotating rod 75 is mounted in the second bearing seat 74 and connected with the second bearing seat 74 in a key connection mode, the right end of the rotating rod 75 is provided with the hand wheel 76, the lower part of the screw 73 and the left end of the rotating rod 75 are both provided with the bevel gear 77, the two bevel gears 77 are meshed, the insert rod 78 is inserted in the mounting groove 71, the top end of the insert rod 78 is connected with the bottom end of, the threaded hole 79 is matched with the screw rod 73, first sliding grooves 710 are formed in the left side and the right side of the L-shaped rod 1, first sliding blocks 711 are arranged in the first sliding grooves 710 in a sliding mode, and the first sliding blocks 711 are connected to the inserting rods 78.
Example 3
The utility model provides a garden saw, as shown in fig. 1-2, including L shape pole 1, T shape pole 2, connecting rod 3, spill pole 4, kelly 5, saw blade 6, fastener 7 and down tube 8, L shape pole 1 bottom right side is equipped with T shape pole 2, L shape pole 1 bottom left side is equipped with connecting rod 3, be connected with spill pole 4 between 3 front side lower parts of connecting rod and the 2 front side upper portions of T shape pole, 1 upper portion of L shape pole is connected with down tube 8 through fastener 7, 8 front side left parts of down tube and 1 front side left parts of L shape pole all are equipped with kelly 5, saw blade 6 has been placed between 8 front sides of down tube and the 1 front side of L shape pole, jack 61 has all been opened in 6 upper and lower two parts of saw blade, kelly 5 passes jack 61 and blocks saw blade 6.
The fastening device 7 comprises a first bearing seat 72, a screw 73, a second bearing seat 74 and a rotating rod 75, the hand wheel 76, the bevel gear 77, the inserted bar 78 and the first slider 711, the middle of the top of the L-shaped bar 1 is provided with a mounting groove 71, the bottom of the mounting groove 71 is provided with the first bearing seat 72, the first bearing seat 72 is internally provided with the screw 73, the middle part of the right side of the L-shaped bar 1 is provided with the second bearing seat 74, the second bearing seat 74 is internally provided with the rotating bar 75, the right end of the rotating bar 75 is provided with the hand wheel 76, the lower part of the screw 73 and the left end of the rotating bar 75 are both provided with the bevel gear 77, the two bevel gears 77 are meshed, the inserted bar 78 is inserted into the mounting groove 71, the top end of the inserted bar 78 is connected with the bottom end of the inclined bar 8, the middle of the bottom of the inserted bar 78 is provided with the threaded hole 79, the threaded hole 79 is matched with the screw 73, the left.
Also comprises a slide rail 9, a second slide block 10, a pulley 11 and a first spring 12, connecting rod 13, cylindricality piece 14, 16 and pull rod 161 act as go-between, 1 upper portion left side of L shape pole is equipped with slide rail 9, slide rail 9 is connected with L shape pole 1 through bolted connection's mode, the last gliding style of slide rail 9 is equipped with two second sliders 10, install pulley 11 in the middle of the slide rail 9 left side, pulley 11 is located between two second sliders 10, top second slider 10 bottom all is connected with first spring 12 with below slider top, first spring 12 tail end is connected with pulley 11, two second sliders 10 front sides are rotated and are connected with connecting rod 13, connecting rod 13 left end rotation type is connected with cylindricality piece 14, L shape pole 1 bottom right side is opened has pore 15, cylindricality piece 14 right side is connected with acts as go-between 16, act as go-between 16 and pass pulley 11, act as go-between 16 tail ends and pass pore 15, act as go-between 16 end connection.
Example 4
The utility model provides a garden saw, as shown in fig. 1-2, including L shape pole 1, T shape pole 2, connecting rod 3, spill pole 4, kelly 5, saw blade 6, fastener 7 and down tube 8, L shape pole 1 bottom right side is equipped with T shape pole 2, L shape pole 1 bottom left side is equipped with connecting rod 3, be connected with spill pole 4 between 3 front side lower parts of connecting rod and the 2 front side upper portions of T shape pole, 1 upper portion of L shape pole is connected with down tube 8 through fastener 7, 8 front side left parts of down tube and 1 front side left parts of L shape pole all are equipped with kelly 5, saw blade 6 has been placed between 8 front sides of down tube and the 1 front side of L shape pole, jack 61 has all been opened in 6 upper and lower two parts of saw blade, kelly 5 passes jack 61 and blocks saw blade 6.
The fastening device 7 comprises a first bearing seat 72, a screw 73, a second bearing seat 74 and a rotating rod 75, the hand wheel 76, the bevel gear 77, the inserted bar 78 and the first slider 711, the middle of the top of the L-shaped bar 1 is provided with a mounting groove 71, the bottom of the mounting groove 71 is provided with the first bearing seat 72, the first bearing seat 72 is internally provided with the screw 73, the middle part of the right side of the L-shaped bar 1 is provided with the second bearing seat 74, the second bearing seat 74 is internally provided with the rotating bar 75, the right end of the rotating bar 75 is provided with the hand wheel 76, the lower part of the screw 73 and the left end of the rotating bar 75 are both provided with the bevel gear 77, the two bevel gears 77 are meshed, the inserted bar 78 is inserted into the mounting groove 71, the top end of the inserted bar 78 is connected with the bottom end of the inclined bar 8, the middle of the bottom of the inserted bar 78 is provided with the threaded hole 79, the threaded hole 79 is matched with the screw 73, the left.
Still including slide rail 9, second slider 10, pulley 11, first spring 12, connecting rod 13, cylindrical block 14, act as go-between 16 and pull rod 161, 1 upper portion left side of L shape pole is equipped with slide rail 9, the last slip of slide rail 9 is equipped with two second sliders 10, install pulley 11 in the middle of the slide rail 9 left side, pulley 11 is located between two second sliders 10, top second slider 10 bottom and below slider top all are connected with first spring 12, first spring 12 tail end is connected with pulley 11, two second sliders 10 front sides are connected with connecting rod 13 in the rotating manner, connecting rod 13 left end rotary type is connected with cylindrical block 14, L shape pole 1 bottom right side is opened has pore 15, cylindrical block 14 right side is connected with acts as go-between 16, act as go-between 16 and pass pulley 11, act as go-between 16 tail ends and pass pore 15, act as go-between 16 end connection has pull rod 161.
The connecting rod mechanism is characterized by further comprising a third sliding block 18 and a second spring 19, a second sliding groove 17 is symmetrically formed in the upper portion of the right side of the connecting rod 3 and the upper portion of the left side of the T-shaped rod 2, the third sliding block 18 is arranged in the second sliding groove 17 in a sliding mode, the left side and the right side of the pull rod 161 are connected to the third sliding block 18, the pull rod 161 is connected with the third sliding block 18 in a bolt connection mode, and the second spring 19 is connected between the top of the third sliding block 18 and the bottom of the L-shaped rod 1.
Example 5
The utility model provides a garden saw, as shown in fig. 1-3, including L shape pole 1, T shape pole 2, connecting rod 3, spill pole 4, kelly 5, saw blade 6, fastener 7 and down tube 8, L shape pole 1 bottom right side is equipped with T shape pole 2, L shape pole 1 bottom left side is equipped with connecting rod 3, be connected with spill pole 4 between 3 front side lower parts of connecting rod and the 2 front side upper portions of T shape pole, 1 upper portion of L shape pole is connected with down tube 8 through fastener 7, 8 front side left parts of down tube and 1 front side left parts of L shape pole all are equipped with kelly 5, saw blade 6 has been placed between 8 front sides of down tube and 1 front sides of L shape pole, jack 61 has all been opened in 6 upper and lower two parts of saw blade, kelly 5 passes jack 61 and blocks saw blade 6.
The fastening device 7 comprises a first bearing seat 72, a screw 73, a second bearing seat 74 and a rotating rod 75, the hand wheel 76, the bevel gear 77, the inserted bar 78 and the first slider 711, the middle of the top of the L-shaped bar 1 is provided with a mounting groove 71, the bottom of the mounting groove 71 is provided with the first bearing seat 72, the first bearing seat 72 is internally provided with the screw 73, the middle part of the right side of the L-shaped bar 1 is provided with the second bearing seat 74, the second bearing seat 74 is internally provided with the rotating bar 75, the right end of the rotating bar 75 is provided with the hand wheel 76, the lower part of the screw 73 and the left end of the rotating bar 75 are both provided with the bevel gear 77, the two bevel gears 77 are meshed, the inserted bar 78 is inserted into the mounting groove 71, the top end of the inserted bar 78 is connected with the bottom end of the inclined bar 8, the middle of the bottom of the inserted bar 78 is provided with the threaded hole 79, the threaded hole 79 is matched with the screw 73, the left.
Still including slide rail 9, second slider 10, pulley 11, first spring 12, connecting rod 13, cylindrical block 14, act as go-between 16 and pull rod 161, 1 upper portion left side of L shape pole is equipped with slide rail 9, the last slip of slide rail 9 is equipped with two second sliders 10, install pulley 11 in the middle of the slide rail 9 left side, pulley 11 is located between two second sliders 10, top second slider 10 bottom and below slider top all are connected with first spring 12, first spring 12 tail end is connected with pulley 11, two second sliders 10 front sides are connected with connecting rod 13 in the rotating manner, connecting rod 13 left end rotary type is connected with cylindrical block 14, L shape pole 1 bottom right side is opened has pore 15, cylindrical block 14 right side is connected with acts as go-between 16, act as go-between 16 and pass pulley 11, act as go-between 16 tail ends and pass pore 15, act as go-between 16 end connection has pull rod 161.
The connecting rod mechanism further comprises a third sliding block 18 and a second spring 19, a second sliding groove 17 is symmetrically formed in the upper portion of the right side of the connecting rod 3 and the upper portion of the left side of the T-shaped rod 2, the third sliding block 18 is arranged in the second sliding groove 17 in a sliding mode, the left side and the right side of the pull rod 161 are connected to the third sliding block 18, and the second spring 19 is connected between the top of the third sliding block 18 and the bottom of the L-shaped rod 1.
The saw blade clamping device is characterized by further comprising a clamping device 20, wherein the clamping device 20 comprises a fourth sliding block 202, a concave block 203 and a third spring 204, a third sliding groove 201 is formed in the left portion of the front side of the L-shaped rod 1 and the left portion of the front side of the inclined rod 8, the fourth sliding block 202 is arranged in the third sliding groove 201 in a sliding mode, the third spring 204 is connected between the right side of the fourth sliding block 202 and the right wall of the third sliding groove 201, the concave block 203 is installed on the fourth sliding block 202, the concave block 203 is connected with the fourth sliding block 202 in a welding mode, the concave block 203 is in matched contact with the clamping rod 5, and the concave block 203 is arranged on the front side of the saw blade.
When wood is needed to be sawn safely, effectively and easily, the saw can be used, firstly, the saw blade 6 is fixed on the clamping rod 5 through the fastening device 7, the saw blade 6 is tight, then a worker grasps the lower end of the T-shaped rod 2 and the concave rod 4, then, garden timbers can be sawed, when the saw blade 6 is stretched, the stretched saw blade 6 is taken down, then, the inclined rod 8 is moved downwards for a certain distance through the fastening device 7, then, a new saw blade 6 is clamped on the clamping rod 5, then, the saw blade 6 is stretched through the fastening device 7, and then, the equipment can be reused.
When the saw blade 6 is installed, the hand wheel 76 is twisted in the forward direction, the hand wheel 76 rotates in the forward direction to drive the rotating rod 75 to rotate in the forward direction in the second bearing seat 74, so as to drive the bevel gear 77 on the left side of the rotating rod 75 to rotate in the forward direction, so that the bevel gear 77 on the screw rod 73 rotates in the reverse direction, further, the screw rod 73 rotates in the reverse direction in the first bearing seat 72, so that the inserting rod 78 moves downwards, the first sliding block 711 and the first sliding groove 710 perform guiding and fixing functions, the inserting rod 78 drives the inclined rod 8 to move downwards, so that the clamping rod 5 moves downwards, when the clamping rod 5 moves downwards to a required position, a user stops rotating the hand wheel 76, then clamps the saw blade 6 on the clamping rod 5 through the insertion hole 61, then twists the hand wheel 76 to rotate in the reverse direction to drive the rotating rod 75 to rotate in the reverse direction, further drives the bevel gear, thereby driving the inserted link 78 to move upwards, making the inclined rod 8 move upwards, driving the clamping rod 5 to move upwards to straighten the saw blade 6, stopping twisting the hand wheel 76, and then using the saw.
When a lot of chips are accumulated on the saw blade 6, the user pulls the pull rod 161, pulls the cylindrical block 14 to move to the right through the pull wire 16, the right parts of the connecting rods 13 are separated from each other, the second sliders 10 are separated from each other on the slide rails 9, the first spring 12 is stretched, and after the first spring 12 is stretched to a certain degree, the pull rod 161 is released, and the cylindrical block 14 is bounced to the right side of the saw blade 6 under the action of the first spring 12, so that the chips on the saw blade 6 are bounced. Therefore, the saw dust on the saw blade 6 can be conveniently cleaned, and the work of a user is easier and more convenient.
When the saw-dust on saw blade 6 shakes and falls, pull rod 161 is pulled down, second spring 19 is stretched, and third slider 18 and second spout 17 have the effect of fixed pull rod 161 position, also can make things convenient for user's pulling pull rod 161 simultaneously, and after loosening pull rod 161, second spring 19 is flexible, drives pull rod 161 and resets.
When installation saw blade 6, turn right side removal with concave piece 203, it moves to drive fourth slider 202 right side, thereby fourth slider 202 compresses third spring 204, leave behind kelly 5 when concave piece 203, can carry out the installation of saw blade 6, saw blade 6 installs the back, loosen concave piece 203, third spring 204 resets, it resets to drive concave piece 203, block again in 6 front sides of saw blade, saw blade 6 is when using, if stretched out absolutely, concave piece 203 can block saw blade 6, thereby avoid saw blade 6 to pop out and hinder the people, make equipment use safer.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (3)

1. A garden saw comprises an L-shaped rod (1), a T-shaped rod (2) and a connecting rod (3), wherein the T-shaped rod (2) is arranged on the right side of the bottom of the L-shaped rod (1), the connecting rod (3) is arranged on the left side of the bottom of the L-shaped rod (1), the novel saw blade is characterized by further comprising a concave rod (4), a clamping rod (5), saw blades (6), a fastening device (7) and an inclined rod (8), wherein the concave rod (4) is connected between the lower portion of the front side of the L-shaped connecting rod (3) and the upper portion of the front side of the T-shaped rod (2), the inclined rod (8) is connected to the upper portion of the L-shaped rod (1) through the fastening device (7), the clamping rod (5) is arranged on the left portion of the front side of the inclined rod (8) and the left portion of the front side of the L-shaped rod (1), the saw blades (6) are placed between the front side of the inclined rod (8) and the front side of the L-shaped rod (1), the upper portion and the lower portion of each saw blade (6) are provided with insertion holes (61), and the; the fastening device (7) comprises a first bearing seat (72), a screw rod (73), a second bearing seat (74), a rotating rod (75), a hand wheel (76), a bevel gear (77), an inserted rod (78) and a first sliding block (711), a mounting groove (71) is formed in the middle of the top of the L-shaped rod (1), the first bearing seat (72) is mounted at the bottom in the mounting groove (71), the screw rod (73) is mounted in the first bearing seat (72), the second bearing seat (74) is mounted in the middle of the right side of the L-shaped rod (1), the rotating rod (75) is mounted in the second bearing seat (74), the hand wheel (76) is arranged at the right end of the rotating rod (75), the bevel gears (77) are mounted at the lower part of the screw rod (73) and the left end of the rotating rod (75), the two bevel gears (77) are meshed, the inserted rod (78) is inserted in the mounting groove (71), the top end of the inserted rod, the threaded hole (79) is matched with the screw rod (73), first sliding grooves (710) are formed in the left side and the right side of the L-shaped rod (1), first sliding blocks (711) are arranged in the first sliding grooves (710) in a sliding mode, and the first sliding blocks (711) are connected to the insert rod (78); the device is characterized by further comprising a sliding rail (9), second sliding blocks (10), pulleys (11), a first spring (12), a connecting rod (13), a cylindrical block (14), a pull wire (16) and a pull rod (161), wherein the sliding rail (9) is arranged on the left side of the upper portion of the L-shaped rod (1), the two second sliding blocks (10) are arranged on the sliding rail (9) in a sliding mode, the pulley (11) is installed in the middle of the left side of the sliding rail (9), the pulley (11) is located between the two second sliding blocks (10), the bottom of the upper second sliding block (10) and the top of the lower sliding block are both connected with the first spring (12), the tail end of the first spring (12) is connected with the pulley (11), the connecting rod (13) is rotatably connected to the front sides of the two second sliding blocks (10), the left end of the connecting rod (13) is rotatably connected with the cylindrical block (14), a fine hole (15) is formed, the pull wire (16) rounds the pulley (11), the tail end of the pull wire (16) passes through the fine hole (15), and the tail end of the pull wire (16) is connected with a pull rod (161).
2. The garden saw according to claim 1, further comprising a third sliding block (18) and a second spring (19), wherein the second sliding grooves (17) are symmetrically formed in the upper portion of the right side of the connecting rod (3) and the upper portion of the left side of the T-shaped rod (2), the third sliding block (18) is arranged in the second sliding grooves (17) in a sliding mode, the left side and the right side of the pull rod (161) are connected to the third sliding block (18), and the second spring (19) is connected between the top of the third sliding block (18) and the bottom of the L-shaped rod (1).
3. The garden saw according to claim 2, characterized in that the garden saw further comprises a clamping device (20), the clamping device (20) comprises a fourth sliding block (202), a concave block (203) and a third spring (204), a third sliding groove (201) is formed in the left portion of the front side of the L-shaped rod (1) and the left portion of the front side of the inclined rod (8), a fourth sliding block (202) is arranged in the third sliding groove (201) in a sliding mode, the third spring (204) is connected between the right side of the fourth sliding block (202) and the inner right wall of the third sliding groove (201), the concave block (203) is mounted on the fourth sliding block (202), the concave block (203) is in fit contact with the clamping rod (5), and the concave block (203) is arranged on the front side of the saw blade (6).
CN201811502851.0A 2018-12-10 2018-12-10 Garden saw Active CN109463160B (en)

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Application Number Priority Date Filing Date Title
CN201811502851.0A CN109463160B (en) 2018-12-10 2018-12-10 Garden saw

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Application Number Priority Date Filing Date Title
CN201811502851.0A CN109463160B (en) 2018-12-10 2018-12-10 Garden saw

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Publication Number Publication Date
CN109463160A CN109463160A (en) 2019-03-15
CN109463160B true CN109463160B (en) 2020-11-13

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