CN209572441U - It is a kind of to use tractor-mounted shuttle low mower - Google Patents
It is a kind of to use tractor-mounted shuttle low mower Download PDFInfo
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- CN209572441U CN209572441U CN201920198625.1U CN201920198625U CN209572441U CN 209572441 U CN209572441 U CN 209572441U CN 201920198625 U CN201920198625 U CN 201920198625U CN 209572441 U CN209572441 U CN 209572441U
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Abstract
It is a kind of to use tractor-mounted shuttle low mower, by hanger bracket, swing vertical shaft, swinging frame, floating axle, rack, impact protection apparatus, belt transmission, driving device, hydraulic cylinder, Tension spring for shock absorption, swing arm, knife rest plate, cut knife fixing plate and guard composition, the fixation of arc hanger bracket top and the hinged articulated shaft of tractor, the fixed hinged swinging frame of vertical shaft that swings in lower end side is on the sleeve of bar shaped rack, the sleeve of the bar shaped rack other end covers on the crankshaft of driving device, line shaft is fixed in bar shaped rack, line shaft one end is hanging, powered pulley on the other end connects driving belt pulley on crankshaft by belt, hydraulic cylinder connects arc hanger bracket top by the swing arm in driving device, Tension spring for shock absorption connects arc hanger bracket and rack, driving device bottom is fixed to cut knife fixing plate and determines guard.The utility model connects that cutter rigidity is high, and knife rest is rotatably gone up and down, cutter can multi-angle movement cutting, adaptable, failure rate is low.
Description
Technical field
The utility model relates to agricultural machinery equipment technical fields, particularly relate to a kind of past with tractor-mounted
Compound grass trimmer.
Background technique
Grass trimmer is one of the most widely used machinery in agricultural machinery, grass trimmer it is many kinds of, wherein
First is that utilizing tractor-mounted shuttle low mower.The power that the power resources of grass trimmer are exported in tractor, by skin
Band or gear drive become moving along a straight line by the rotary motion that crank link mechanism outputs power, by multiple on rack
Cutter arranged side by side does the reciprocating motion of plane and straight line, carries out cutting operation.Existing grass trimmer has the drawback that: mowing function is suitable
Narrow range, knife rest and cutter is answered to connect rigid bottom, high failure rate.It is compact-sized to develop one kind, connection cutter rigidity is high, and knife rest can
Rotation lifting, cutter can with multi-angle move cut, it is adaptable, failure rate it is low use the reciprocating mowing of tractor-mounted
Machine is the task that the art needs to complete.
Summary of the invention
The utility model aim is to provide a kind of compact-sized, and connection cutter rigidity is high, and knife rest is rotatably gone up and down, cutter
It can be moved and be cut with multi-angle, adaptable, the low use tractor-mounted shuttle low mower of failure rate.
In order to achieve the above object, the utility model uses following structural principle, a kind of reciprocating with tractor-mounted
Grass trimmer by arc hanger bracket, swings vertical shaft, swinging frame, floating axle, rack, impact protection apparatus, powered pulley, driving
Belt pulley, driving belt, driving device, hydraulic cylinder, Tension spring for shock absorption, swing arm, knife rest plate, cutting knife fixing plate and guard group
At, its main feature is that: arc hanger bracket top side is fixed with the articulated shaft hinged with tractor, and lower end side is fixed to be swung
Vertical shaft swings the hinged swinging frame top in vertical shaft top, and swinging frame bottom end is hinged on the sleeve of bar shaped rack one end, in sleeve
Floating axle is secured transverse to the bottom end for swinging vertical shaft, and the sleeve of the bar shaped rack other end covers on the crankshaft of cutting knife driving device,
Crankshaft top is equipped with driving belt pulley, fixes line shaft in bar shaped rack, and line shaft one end is hanging, and the other end connects power belt
Wheel, driving belt connect powered pulley and driving belt pulley；By swinging the hinged fixed hydraulic oil cylinder of arm seat in driving device
One end, the other end of hydraulic cylinder are hingedly fixed in the other side on arc hanger bracket top, and the damping parallel with hydraulic cylinder is drawn
On the fixed arc hanger bracket top in spring one end, the other end is fixed in bar shaped rack, driving device bottom fixing cutter frame plate, knife rest
It is screwed on plate and cuts knife fixing plate, cut the guard that is screwed on knife fixing plate.
The driving device by vertical plate, arm shaft, crankshaft base, crankshaft, connecting rod, arc groove crank, cutting moving knife connecting shaft,
Knife rest plate, bar shaped slide plate and retaining frame form, fixed crankshaft seat in the middle part of vertical plate, and crankshaft is penetrated in crankshaft base, and crankshaft one end is fixed to drive
Dynamic belt pulley, other end articulated linkage one end, the connecting rod other end are hinged in the middle part of arc groove crank, and arc groove crank top is hinged
Arm shaft, the arm shaft other end are fixed on vertical plate top, connecting shaft of the arc groove crank bottom end equipped with hinged cutting moving knife, vertical plate
Two guard bars are symmetrically fixed in two sides, and the other end of two guard bars is fixed on the tilting top of arc skateboard, the plane of arc skateboard
Plate end is fixed on the bottom end of vertical plate.
The impact protection apparatus is by protector housing, bar shaped inner core plates, lower claw, upper clipping claw, positioning pin, tie down screw
And disk spring composition, protector housing one end are fixedly connected on arc hanger bracket, bar shaped inner core plates one end is fixedly connected on
In rack, it is inserted into protector housing after the fixed interior claw of the other end, the tight screw rod of fixing lock, upper clipping claw one end is put on outside protector
Through-hole cover on tie down screw, disk spring is pressed on upper clipping claw, by nut check, so that the top of interior claw is held out against
On the inside of upper clipping claw curved end, and finger setting is positioned by covering outside protector.
The guard is that two prismatic centrums pass through reinforcing rib and the double structure that unifies, and is provided among prismatic centrum
Moving knife sliding groove, the guard of multiple double structures is arranged in parallel to be bolted on cutting knife fixing plate.
When the utility model is used, the suspension of arc hanger bracket and tractor is connected, the free end of power shaft end connects
The power output shaft of tractor is connect, the cutter of upright state is placed horizontal position and can led by tractor by operation hydraulic cylinder
Draw implementation cutting operation.The power output shaft of tractor by the swing of the crank link mechanism of driving device, cut dynamic by dragging
Knife does straight cuts movement on cutting stationary knife.Since the Tension spring for shock absorption effect in rack makes cutter be in suspension in operation
State adapts to the irregularity degree on various ground, while but also grass trimmer does not damage grass to pressure and the frictional force minimum on ground
Root.It is gone up and down since the cutter on knife rest plate can be controlled by hydraulic cylinder, certain be inclined so that cutter is formed apart from bottom surface
Rake angle can gather in the grass on slope, realize the multi-angle movement cutting of cutter.During operation cutter with
When barrier collides, disk spring is compressed in impact protection apparatus, and outer claw is lifted up, and outer claw and interior claw are sliding
Dynamic to be detached from, inner core plates are drawn out protector housing, rack and cutter and are swung backward using swinging vertical shaft as the center of circle, can avoid obstacle
Object, then hand-reset can proceed with cutting operation.The cutter of integral duplex structure does not need riveting fixed blade, whole
Intensity and hardness are high, are not easy to loosen in use process, reduce failure rate.
The utility model is compact-sized, and connection cutter rigidity is high, and knife rest is rotatably gone up and down, and cutter can be moved with multi-angle and be cut
It cuts, adaptable, failure rate is low, has reached goal of the invention.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the utility model structure
Fig. 2 is the top view of Fig. 1
Fig. 3 is the utility model structure driving device and the schematic diagram for connecting knife rest plate
Fig. 4 is the utility model impact protection apparatus schematic diagram
Fig. 5 is the bottom view of Fig. 5
Fig. 6 is the schematic diagram of the utility model guard
Fig. 7 is utility model works status diagram
Specific embodiment
The present invention will be further described with reference to the accompanying drawing, and Fig. 1 to Fig. 7 shows the structure of the utility model, and one
Kind tractor-mounted shuttle low mower by arc hanger bracket 1, swings vertical shaft 2, swinging frame 3, floating axle 4, bar shaped rack
5, impact protection apparatus 6, powered pulley 7, driving belt pulley 8, driving belt 9, driving device 10, hydraulic cylinder 11, damping
Tension spring 12, swing arm 13, knife rest plate 14, cutting knife fixing plate 15 and guard 16 form, the 1 top side of arc hanger bracket
It is fixed with the articulated shaft 17 hinged with tractor, lower end side is fixed to swing vertical shaft 2, swings the hinged swinging frame 3 in 2 top of vertical shaft and pushes up
End, 3 bottom end of swinging frame are hinged on the sleeve of 5 one end of bar shaped rack, and the floating axle 4 in sleeve, which is secured transverse to, swings vertical shaft 2
Bottom end, the sleeve of 5 other end of bar shaped rack covers on the crankshaft 23 of driving device 10, and 23 top of crankshaft is equipped with driving belt pulley
8, line shaft is fixed in bar shaped rack 5, and line shaft one end is hanging, and the other end connects powered pulley 7, and the connection of driving belt 9 is dynamic
Power belt pulley 7 and driving belt pulley 8；Pass through hinged 11 one end of fixed hydraulic oil cylinder of swing arm 13, hydraulic oil in driving device 10
The other end of cylinder 11 is hingedly fixed in the other side on 1 top of arc hanger bracket, the Tension spring for shock absorption 12 one parallel with hydraulic cylinder 11
It holds on fixed 1 top of arc hanger bracket, the other end is fixed in bar shaped rack 5,10 bottom fixing cutter frame plate 14 of driving device, knife
It is screwed on frame plate 14 and cuts knife fixing plate 15, cut the guard 16 that is screwed on knife fixing plate 15.
The driving device 10 by vertical plate 19, arm shaft 20, crankshaft base 18, crankshaft 23, connecting rod 22, arc groove crank 21,
It cuts moving knife connecting shaft 23, knife rest plate 14, arc skateboard 26 and guard bar 25 to form, 19 middle part fixed crankshaft seat 18 of vertical plate, crankshaft
Crankshaft 23, the fixed driving belt pulley 8 in 23 one end of crankshaft, 22 one end of other end articulated linkage, 22 other end of connecting rod are penetrated in seat 18
It is hinged on 21 middle part of arc groove crank, the hinged arm shaft 20 in 21 top of arc groove crank, 20 other end of arm shaft is fixed on vertical plate
19 tops, cutting moving knife connecting shaft 24 of 21 bottom end of arc groove crank equipped with hinged cutting moving knife 27,19 two sides of vertical plate are symmetrically solid
Fixed two 25 one end of guard bar, the other end of two guard bars 25 are fixed on the tilting top of arc skateboard 26, and arc skateboard 26 is put down
Panel end is fixed on the bottom end of vertical plate 19.
The impact protection apparatus 6 is by protector housing 28, bar shaped inner core plates 34, interior claw 29, upper clipping claw 30, positioning
Pin 33, tie down screw 32 and disk spring 31 form, and 28 one end of protector housing is fixedly connected on arc hanger bracket 1, bar shaped
34 one end of inner core plates is fixedly connected in bar shaped rack 5, is inserted into protector housing 28, is protected after the fixed interior claw 29 of the other end
Tie down screw 32 is fixed on shield device housing 28, the through-hole of 30 one end of upper clipping claw covers on tie down screw 32, and disk spring 31 is pressed in
By nut check on upper clipping claw 30, so that the top of interior claw 29 is held out against on the inside of the curved end of upper clipping claw 30, and by protecting
Positioning pin 33 on device housing 28 positions.
The guard 16 is two prismatic centrums by reinforcing rib 35 and the double structure that unifies, among prismatic centrum
It is provided with moving knife sliding groove 36, the guard 16 of multiple double structures is arranged in parallel to be bolted on cutting knife fixing plate 15.
Claims (4)
1. a kind of use tractor-mounted shuttle low mower, by arc hanger bracket (1), swing vertical shaft (2), swinging frame (3), float
Moving axis (4), bar shaped rack (5), impact protection apparatus (6), powered pulley (7), driving belt pulley (8), driving belt (9),
Cutting knife driving device (10), hydraulic cylinder (11), Tension spring for shock absorption (12), swing arm (13), knife rest plate (14), cutting knife fixing plate
(15) and guard (16) forms, it is characterised in that: arc hanger bracket (1) the top side is fixed with hinged with tractor
Articulated shaft (17), lower end side is fixed to swing vertical shaft (2), swings vertical shaft (2) top hinged swinging frame (3) top, swinging frame
(3) bottom end is hinged on the sleeve of bar shaped rack (5) one end, and the floating axle (4) in sleeve, which is secured transverse to, swings vertical shaft (2)
Bottom end, the sleeve of bar shaped rack (5) other end cover on the crankshaft (23) of cutting knife driving device (10), and crankshaft (23) one end is equipped with
Driving belt pulley (8) fixes line shaft in bar shaped rack (5), and line shaft one end is hanging, and the other end connects powered pulley (7),
Driving belt (9) connects powered pulley (7) and driving belt pulley (8)；It is hinged by swing arm (13) in driving device (10)
Fixed hydraulic oil cylinder (11) one end, the other end of hydraulic cylinder (11) are hingedly fixed in the other side on arc hanger bracket (1) top,
On fixed arc hanger bracket (1) top in Tension spring for shock absorption (12) one end parallel with hydraulic cylinder (11), the other end is fixed on bar shaped
In rack (5), driving device (10) bottom fixing cutter frame plate (14) is screwed on knife rest plate (14) and cuts knife fixing plate (15),
Guard (16) are screwed in cutting knife fixing plate (15).
2. according to claim 1 use tractor-mounted shuttle low mower, it is characterised in that: the driving device
(10) dynamic by vertical plate (19), arm shaft (20), crankshaft base (18), crankshaft (23), connecting rod (22), arc groove crank (21), cutting
Knife connecting shaft (24), knife rest plate (14), arc skateboard (26) and guard bar (25) composition, vertical plate (19) middle part fixed crankshaft seat
(18), it is penetrated crankshaft (23) in crankshaft base (18), crankshaft (23) one end is fixed driving belt pulley (8), other end articulated linkage
(22) one end, connecting rod (22) other end are hinged in the middle part of arc groove crank (21), the hinged arm shaft in arc groove crank (21) top
(20), arm shaft (20) other end is fixed on vertical plate (19) top, and arc groove crank (21) bottom end is equipped with hinged cutting moving knife
(27) two guard bar (25) one end are symmetrically fixed in cutting moving knife connecting shaft (24), vertical plate (19) two sides, two guard bars (25)
The other end is fixed on the tilting top of arc skateboard (26), and the surface plate end of arc skateboard (26) is fixed on the bottom of vertical plate (19)
End.
3. according to claim 1 use tractor-mounted shuttle low mower, it is characterised in that: the crash protection dress
(6) are set by protector housing (28), bar shaped inner core plates (34), interior claw (29), upper clipping claw (30), positioning pin (33), locking screw
Bar (32) and disk spring (31) composition, protector housing (28) one end are fixedly connected on arc hanger bracket (1), bar shaped inner core
Plate (34) one end is fixedly connected on bar shaped rack (5), and the fixed interior claw (29) of the other end is inserted into afterwards in protector housing (28),
It is fixed on protector housing (28) tie down screw (32), the through-hole of upper clipping claw (30) one end covers on tie down screw (32), dish
Spring (31) is pressed on upper clipping claw (30) by nut check, so that the top of interior claw (29) is held out against in the curved of upper clipping claw (30)
On the inside of curved end, and positioned by the positioning pin (33) on protector housing (28).
4. according to claim 1 use tractor-mounted shuttle low mower, it is characterised in that: the guard (16)
Pass through reinforcing rib (35) and the double structure that unifies for two prismatic centrums, is provided with moving knife sliding groove among prismatic centrum
(36), the guard (16) of multiple double structures is arranged in parallel is bolted in cutting knife fixing plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920198625.1U CN209572441U (en) | 2019-02-14 | 2019-02-14 | It is a kind of to use tractor-mounted shuttle low mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920198625.1U CN209572441U (en) | 2019-02-14 | 2019-02-14 | It is a kind of to use tractor-mounted shuttle low mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209572441U true CN209572441U (en) | 2019-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920198625.1U Active CN209572441U (en) | 2019-02-14 | 2019-02-14 | It is a kind of to use tractor-mounted shuttle low mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209572441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114651596A (en) * | 2022-05-25 | 2022-06-24 | 苏州农业职业技术学院 | Intelligent leveling device of unmanned mower and implementation method |
-
2019
- 2019-02-14 CN CN201920198625.1U patent/CN209572441U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114651596A (en) * | 2022-05-25 | 2022-06-24 | 苏州农业职业技术学院 | Intelligent leveling device of unmanned mower and implementation method |
| CN114651596B (en) * | 2022-05-25 | 2022-09-02 | 苏州农业职业技术学院 | Intelligent leveling device of unmanned mower and implementation method |
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