CN208783289U - Brush cutter and grass-mowing machine work head cutting angle regulating device - Google Patents
Brush cutter and grass-mowing machine work head cutting angle regulating device Download PDFInfo
- Publication number
- CN208783289U CN208783289U CN201821498393.3U CN201821498393U CN208783289U CN 208783289 U CN208783289 U CN 208783289U CN 201821498393 U CN201821498393 U CN 201821498393U CN 208783289 U CN208783289 U CN 208783289U
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- Prior art keywords
- flexible axle
- work head
- cutting angle
- grass
- fixed
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Abstract
The utility model discloses a kind of brush cutter and grass-mowing machine work head cutting angle regulating devices, including flexible axle (1), operating stick (2), length adjustment mechanism, flexible axle sheath assembly, bracket (6), connecting sleeve (8), output shaft (16), it exports seat (10), work head (11), the length adjustment mechanism includes locking sleeve (3), adjusting rod (5), locking sleeve (3) one end and operating stick (2) are fixed, the other end is connect by locking knob (4) with adjusting rod (5), one end of bracket (6) is fixed on adjusting rod (5), the other end is fixed with U-joint (17), output seat (10) is hinged on U-joint (17)；Flexible axle sheath assembly is arranged in length adjustment mechanism, and flexible axle (1) one end is connect with engine output end, and the other end passes through flexible axle sheath assembly, connecting sleeve (8) and output shaft (16) and fixes.Using after this structure, having many advantages, such as that reasonable in design, cutting angle adjusts that quick, simple to operate, safe and reliable, work efficiency is high.
Description
Technical field
It is especially a kind of for gardens and orchard trimming, lawn the utility model relates to gardens and farming and animal husbandry technical field
With the brush cutter and grass-mowing machine work head cutting angle regulating device of greenery patches finishing.
Background technique
Brush cutter is mainly used for the shrub cleaning on gardens and the out-of-flatnesses ground such as orchard trimming and hillside, grass-mowing machine
The weeds cleaning being mainly used on lawn and the out-of-flatnesses ground such as greenery patches finishing and hillside, the two are a difference in that work head
Difference, the work head of brush cutter are cast-cutting saw slice components, and the work head of grass-mowing machine is component of restricting of beating the grass, and when operation is intended to cut
Face is parallel with the growth ground of material to be cut, can avoid high-speed rotating work head in this way and collides with ground, when colliding hard object
There are security risks.
Currently, there are three types of the holding modes of brush cutter and grass-mowing machine: one is side hangings, by the angle for adjusting gripping handle
Degree and harness height have reached a suitable angle；One is holdings, are exported by flexible axle, and aluminum pipe is bend pipe, hold
Area is annular hand handle；One is backpacks, are exported using flexible axle, and gripping area annular hand handle is fixed on straight-bar.Above-mentioned three kinds
The output seat of mode is fixed angle, using cone tooth transmission.These modes have the following problems: one, the adjusting of gripping area
Limited, many times output end is unable to reach a suitable angle in order to operation, and simple passes through adjusting operator's arm
Angle and height have reached requirement.The working strength of operator is caused to increase, work efficiency drop.Two, either where
A kind of output seat of mode is all made of the mode of fixed angle, and by bevel gear output power, the mode of this fixed angle is only
It is able to satisfy Partial Jobs demand, there are improved places.In view of the above-mentioned problems, many scientific research institutions, manufacturer and it is insighted it
Scholar develops and develops, but there has been no comparatively ideal products to emerge so far.
Summary of the invention
To overcome drawbacks described above of the existing technology, the purpose of the utility model is to provide it is a kind of it is reasonable in design,
Cutting angle adjusts quick, simple to operate, safe and reliable, work efficiency is high brush cutter and grass-mowing machine work head and cuts
Cut angle adjustment device.
The utility model solves technical solution used by above-mentioned technical problem, it includes flexible axle, operating stick, length adjustment
Mechanism, flexible axle sheath assembly, bracket, connecting sleeve, output shaft, output seat, work head, connecting sleeve are fixed on output seat,
Output shaft is installed in rotation on output seat, and work head is fixedly connected with output shaft, and the length adjustment mechanism includes lock
Fixed pipe, adjusting rod, locking sleeve one end are fixed with operating stick, and the other end passes through locking knob and telescopically adjustable adjusting rod
Connection, one end of bracket are fixed on adjusting rod, and the other end is fixed with U-joint, are exported seat by stepped screw and are hinged on U-shaped
On connector；Flexible axle sheath assembly is movably disposed in length adjustment mechanism, and flexible axle one end is connect with engine output end, separately
One end passes through flexible axle sheath assembly, connecting sleeve and output shaft and fixes；When needing to adjust the cutting angle of work head, pass through pine
Open locking knob can be moved forward and backward the length of adjustment adjusting rod to change the cutting angle of work head.
The further scheme of the utility model, the flexible axle sheath assembly include plastic sheath, aluminium connecting tubes, flexible axle shield
Set, aluminium connecting tubes are correspondingly connected between plastic sheath and flexible axle sheath, and the other end of flexible axle sheath is fixedly connected on connector sleeve
Guan Shang, plastic sheath can relative adjustment bar it is mobile, aluminium connecting tubes play limit with the casing cooperation on bracket in the initial state
Effect prevents flexible axle sheath assembly from pulling out.
The further scheme of the utility model, the operating stick is interior to be equipped with plastic bushing, and plastic bushing is in flexible axle and behaviour
Make to play a supportive role between bar, damage operating stick is shaken when flexible axle being avoided to rotate.
The further scheme of the utility model is fixed with shield by shield pressing plate in the connecting sleeve, protects
Cover is equipped with the angular adjustment slot for preventing from interfering with each other with bracket.
The further scheme of the utility model, the work head are cast-cutting saw slice component or component of restricting of beating the grass.
After adopting the above structure, have the following advantages compared with prior art and effect: first is that due to locking sleeve one end with
Operating stick is fixed, and the other end is connect by locking knob with adjusting rod, and adjusting rod can be moved forward and backward adjustment length with respect to locking sleeve
Degree.Second is that one end due to bracket is fixed on adjusting rod, the other end is fixed with U-joint, and output seat is cut with scissors by stepped screw
It connects on U-joint, so work head can change the cutting angle of work head with respect to holder pivots.Third is that when original state needs
When adjusting the cutting angle of work head, the length for elongating adjusting rod can be displaced outwardly by unclamping locking knob, due to flexible axle
Length is constant, and curved flexible axle and flexible axle sheath assembly are gradually straightened originally in adjustment process, and is pulled by output shaft defeated
Seat and work head are rotated around U-joint out, until tightening locking knob after cutting angle needed for work head can be realized cutting
The adjustment of angle, it is easy to operate, it is easy to use, it is adapted to the requirement of different height operators and slope.
Detailed description of the invention
Fig. 1 is that the decomposition texture of the utility model first embodiment cooperates schematic diagram.
Fig. 2 is the structural schematic diagram between the utility model first embodiment bracket and output seat.
Fig. 3 is the structural schematic diagram of the utility model first embodiment original state.
Structural schematic diagram when Fig. 4 is the utility model first embodiment work head maximum cutting angle.
Fig. 5 is the schematic perspective view of the utility model first embodiment.
Fig. 6 is the schematic perspective view of the utility model second embodiment.
Wherein 1 flexible axle, 2 operating sticks, 3 locking sleeves, 4 locking knobs, 5 adjusting rods, 6 brackets, 7 flexible axle sheaths, 8 connector sleeves
Pipe, 9 shields, 10 output seats, 11 work heads, 12 plastic bushings, 13 plastic sheaths, 14 aluminium connecting tubes, 15 shield pressing plates, 16 is defeated
Shaft, 17U shape connector, 18 angular adjustment slots, 19 stepped screws, 20 cast-cutting saw slice components, 21 beat the grass component of restricting.
Specific embodiment
It is the of a kind of brush cutter of the utility model and grass-mowing machine work head cutting angle regulating device shown in Fig. 1 to Fig. 5
One specific embodiment, it include flexible axle 1, operating stick 2, length adjustment mechanism, flexible axle sheath assembly, bracket 6, connecting sleeve 8,
Output shaft 16, output seat 10, work head 11, connecting sleeve 8 are fixed on output seat 10, and output shaft 16 is installed in rotation on defeated
Out on seat 10, work head 11 is fixedly connected with output shaft 16, and work head 11 is cast-cutting saw slice component 20, the length adjustment machine
Structure includes locking sleeve 3, adjusting rod 5, and 3 one end of locking sleeve and operating stick 2 are fixed, and the other end passes through locking knob 4 and can stretch
The adjusting rod 5 that contracting is adjusted connects, and one end of bracket 6 is fixed on adjusting rod 5, and the other end is fixed with U-joint 17, exports seat 10
It is hinged on U-joint 17 by stepped screw 19；Flexible axle sheath assembly is movably disposed in length adjustment mechanism, flexible axle
1 one end is connect with engine output end, and it is fixed that the other end passes through flexible axle sheath assembly, connecting sleeve 8 and output shaft 16；Work as needs
When adjusting the cutting angle of cast-cutting saw slice component 20, adjustment adjusting rod 5 can be moved forward and backward by unclamping and tightening locking knob 4
Length change the cutting angle of cast-cutting saw slice component 20.Engine drives output shaft 16, output shaft by flexible axle 1 when work
16 drive 20 rotary work of cast-cutting saw slice component again.
In order to facilitate production, the flexible axle sheath assembly includes plastic sheath 13, aluminium connecting tubes 14, flexible axle sheath 7, aluminium
Connecting tube 14 is correspondingly connected between plastic sheath 13 and flexible axle sheath 7, and the other end of flexible axle sheath 7 is fixedly connected on connector sleeve
On pipe 8, plastic sheath 13 can relative adjustment bar 5 it is mobile, aluminium connecting tubes 14 are in the initial state with the casing on bracket 6 with closing
It prevents flexible axle sheath assembly from pulling out to position-limiting action, guarantees that aluminium connecting tubes 14 can only move in adjusting rod 5.
In order to avoid shaking damage operating stick 2 when the rotation of flexible axle 1, plastic bushing 12, plastics are equipped in the operating stick 2
Casing 12 plays a supportive role between flexible axle 1 and operating stick 2.
In order to guarantee to be fixed with shield 9, shield 9 by shield pressing plate 15 using in safe, described connecting sleeve 8
It is equipped with the angular adjustment slot 18 for preventing from interfering with each other with bracket 6.
As shown in figure 3, cast-cutting saw slice and operating stick 2 and adjusting rod 5 are in parastate when the utility model original state,
Flexible axle sheath 7 is in bending state and is rectangular in shape.When needing to adjust the cutting angle of cast-cutting saw slice, locking knob 4 is unclamped
Adjusting rod 5 is set to be in removable state, when being displaced outwardly the length for elongating adjusting rod 5, not due to 1 both ends regular length of flexible axle
Become, so curved flexible axle 1 and flexible axle sheath 7 are gradually straightened originally in 5 adjustment process of adjusting rod, and by connecting sleeve 8,
Output shaft 16 pulls output seat 10 and cast-cutting saw slice component 20 to rotate around U-joint 17, until needed for cast-cutting saw slice component 20
Locking knob 4 is tightened after cutting angle, and the adjustment of cutting angle can be realized.Fig. 4 show structure when maximum cutting angle
Schematic diagram, compared with Fig. 3 original state cutting angle, the adjusting angle of work head 11 is adapted to different heights up to 60 degree
The requirement of operator and slope.
It is the second tool of a kind of brush cutter of the utility model and grass-mowing machine work head cutting angle regulating device shown in Fig. 6
Body embodiment is a difference in that the work head 11 is component 21 of restricting of beating the grass, other structures with the first specific embodiment
It is identical, it no longer repeats herein.
The above, only specific embodiment of the utility model, not makes in any form the utility model
Limitation, on the basis of not departing from the technical solution of the utility model, made simple modification, equivalent variations or modification are fallen
Enter the protection scope of the utility model.
Claims (5)
1. a kind of brush cutter and grass-mowing machine work head cutting angle regulating device, including flexible axle (1), operating stick (2), length adjustment
Mechanism, flexible axle sheath assembly, bracket (6), connecting sleeve (8), output shaft (16), output seat (10), work head (11), connector sleeve
Pipe (8) is fixed in output seat (10), and output shaft (16) is installed in rotation in output seat (10), work head (11) and output
Axis (16) is fixedly connected, it is characterized in that: the length adjustment mechanism includes locking sleeve (3), adjusting rod (5), locking sleeve
(3) one end and operating stick (2) are fixed, and the other end is connect by locking knob (4) with telescopically adjustable adjusting rod (5), bracket
(6) one end is fixed on adjusting rod (5), and the other end is fixed with U-joint (17), and output seat (10) is hinged on U-joint
(17) on；Flexible axle sheath assembly is movably disposed in length adjustment mechanism, and flexible axle (1) one end and engine output end connect
It connects, the other end passes through flexible axle sheath assembly, connecting sleeve (8) and output shaft (16) and fixes；When needing to adjust work head (11)
When cutting angle, the length of adjustment adjusting rod (5) can be moved forward and backward by release locking knob (4) to change work head (11)
Cutting angle.
2. brush cutter according to claim 1 and grass-mowing machine work head cutting angle regulating device, it is characterized in that: described
Flexible axle sheath assembly includes plastic sheath (13), aluminium connecting tubes (14), flexible axle sheath (7), and aluminium connecting tubes (14) are correspondingly connected with
Between plastic sheath (13) and flexible axle sheath (7), the other end of flexible axle sheath (7) is fixedly connected on connecting sleeve (8), plastics
Sheath (13) can relative adjustment bar (5) it is mobile, aluminium connecting tubes (14) are played with the casing cooperation on bracket (6) in the initial state
Position-limiting action prevents flexible axle sheath assembly from pulling out.
3. brush cutter according to claim 2 and grass-mowing machine work head cutting angle regulating device, it is characterized in that: described
Plastic bushing (12) are equipped in operating stick (2), plastic bushing (12) plays a supportive role between flexible axle (1) and operating stick (2), keeps away
Exempt to shake damage operating stick (2) when flexible axle (1) rotation.
4. brush cutter according to claim 1 or 2 or 3 and grass-mowing machine work head cutting angle regulating device, it is characterized in that:
It is fixed with shield (9) in the connecting sleeve (8) by shield pressing plate (15), shield (9) is equipped with and prevents and bracket
(6) the angular adjustment slot (18) interfered with each other.
5. brush cutter according to claim 4 and grass-mowing machine work head cutting angle regulating device, it is characterized in that: described
Work head (11) is cast-cutting saw slice component (20) or restrict component (21) of beating the grass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498393.3U CN208783289U (en) | 2018-09-13 | 2018-09-13 | Brush cutter and grass-mowing machine work head cutting angle regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498393.3U CN208783289U (en) | 2018-09-13 | 2018-09-13 | Brush cutter and grass-mowing machine work head cutting angle regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208783289U true CN208783289U (en) | 2019-04-26 |
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ID=66209357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821498393.3U Active CN208783289U (en) | 2018-09-13 | 2018-09-13 | Brush cutter and grass-mowing machine work head cutting angle regulating device |
Country Status (1)
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| CN (1) | CN208783289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111771718A (en) * | 2020-07-29 | 2020-10-16 | 河南省农业科学院粮食作物研究所 | Adjustable corn pollen taking device in high-temperature stress environment |
-
2018
- 2018-09-13 CN CN201821498393.3U patent/CN208783289U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111771718A (en) * | 2020-07-29 | 2020-10-16 | 河南省农业科学院粮食作物研究所 | Adjustable corn pollen taking device in high-temperature stress environment |
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