CN105830647B - Following type hay mover ceding of Taiwan transmission device - Google Patents
Following type hay mover ceding of Taiwan transmission device Download PDFInfo
- Publication number
- CN105830647B CN105830647B CN201610391562.2A CN201610391562A CN105830647B CN 105830647 B CN105830647 B CN 105830647B CN 201610391562 A CN201610391562 A CN 201610391562A CN 105830647 B CN105830647 B CN 105830647B
- Authority
- CN
- China
- Prior art keywords
- belt
- ceding
- flat belt
- taiwan
- connecting rod
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
- A01D69/06—Gearings
Abstract
The invention discloses a kind of following type hay mover ceding of Taiwan transmission device, including flat belt, engine belt pulley, two cutter belt pulleys and tension pulley mechanism, being provided with the outside of flat belt between engine belt pulley and another cutter belt pulley prevents flat belt from taking off groove mechanism, and flap cover is respectively equipped with the outside of two cutter belt pulleys.The upper and lower sides of flat belt are located between two horizon bars up and down of belt bracket；The wheel well width of engine belt pulley is more than flat belt width.The present invention is simple in construction, cost is cheap, service efficiency is high.When adjusting the terrain clearance of the ceding of Taiwan, flat belt can vertically move to adapt to the change of ceding of Taiwan height up and down, extend the service life of flat belt.The present invention's prevents flat belt takes off groove mechanism and passes through belt bracket from deviating from race to limit flat belt, and can drive the moving up and down to adjust the terrain clearance of the ceding of Taiwan of flat belt.
Description
Technical field
The present invention relates to a kind of double cutting knife transmission devices of hay mover, more particularly to it is a kind of can be in the wheel of engine belt pulley
The double cutting knife transmission devices of hay mover of flat belt are moved up and down in groove, belong to graden machine technical field.
Background technology
During mowing machine operation, operating personnel need to adjust the terrain clearance of the hay mover ceding of Taiwan according to lawn situation, due to mowing
The engine of machine is fixed in frame, and the terrain clearance of engine belt pulley can not be highly adjusted with the ceding of Taiwan.It is existing it is commercial with
The power transmission for entering formula lawn mower engine to cutter is all realized by V-type driving belt, in the liftoff height of the adjustment ceding of Taiwan
After degree, because engine belt pulley and two cutter belt pulleys have difference in height, V-type driving belt can not be in same level
Transmission, can only carry out angled drive, cause V-type driving belt inclination angle larger, have a strong impact on the V-type driving belt life-span, it is necessary to make
With high quality V-type driving belt, nonetheless, V-type driving belt is quickly damaged failure, influences the operating efficiency of hay mover.Or
Cutter belt pulley and support shaft use spline pore structure using spline structure, cutter pulley centers hole so that cutter belt
Wheel can fluctuate with mowing height, so as to eliminate the relative height differential of engine belt pulley and two cutter belt pulleys, but
Its is complicated, and part quality and assembling quality are difficult to control, and increase the manufacturing cost and maintenance cost of hay mover.
The content of the invention
It is an object of the invention to provide a kind of compact-sized, easy to use, after taiwan cut off and landing, flat belt also can be in engine
Lifted in the race of belt pulley, and the following type hay mover ceding of Taiwan transmission device of flat belt abjection race can be prevented.
The present invention is achieved by the following technical programs：
A kind of following type hay mover ceding of Taiwan transmission device, including flat belt, engine belt pulley, two cutter belt pulleys and
Tension pulley mechanism, flat belt bypass engine belt pulley and two cutter belt pulleys successively；In engine belt pulley and another
Being provided with the outside of flat belt between cutter belt pulley prevents flat belt from taking off groove mechanism, is set respectively in the outside of two cutter belt pulleys
There is flap cover；Tension pulley mechanism is located at the outside of engine belt pulley and a cutter belt pulley, and is resisted against on flat belt；Institute
Stating prevents flat belt from taking off groove mechanism and including two root skin belt brackets and L-shaped base, and the belt bracket is in the U-shaped toppled over, described to incline
The lower horizon bar of U-shaped is vertical with the vertical side edge of L-shaped base to be fixedly connected, and the L-shaped base is fixed in the ceding of Taiwan, flat skin
The upper and lower sides of band are located between two horizon bars up and down of belt bracket；It is wide that the wheel well width of engine belt pulley is more than flat belt
Degree.
The purpose of the present invention can also further be realized by following technical measures.
Further, distance A is the 2.8~3.2 of flat belt width B between two horizon bars up and down for toppling over U-shaped
Times；The race width C of the engine belt pulley is 95~105mm.
Further, the flap cover vertical symmetry that steel plate bending forms is arranged on the outside of two cutter belt pulleys, flap cover
Side is circular arc, and flap cover opposite side is the linear tangent with circular arc, the initiating terminal of circular arc and the terminal of linear
It is fixedly connected respectively with L-shaped post upper, L-shaped support bar lower end is fixed in the ceding of Taiwan.
Further, the tension pulley mechanism includes tensioning wheel, swing arm, extension spring and tensioning wheel operating mechanism, on tensioning wheel
Side is fixedly connected with inverted L-shaped post upper, and inverted L-shaped support bar lower end is supported in middle part of swing arm so that tensioning wheel vacantly props up
Support is in middle part of swing arm；Swing arm one end is obliquely outward, and bends out vertical braking plate, swing arm other end and cutting on the downside of it
Table-hinges connects；Extension spring one end is hooked on the bearing pin in the ceding of Taiwan, and the extension spring other end is hooked on the extension of swing arm other end；Tensioning
Wheel operating mechanism is arranged on the downside of swing arm between ceding of Taiwan upside.
Further, the tensioning wheel operating mechanism includes outside connecting rod, inside connecting rod, control stick combination and stage clip, outside connecting rod
One end is be hinged on the upside of the ceding of Taiwan, and the outside connecting rod other end combines one end with inside connecting rod one end and control stick and is hinged, the inside connecting rod other end
Through hinged seat lower end, hinged seat upper end is hinged with middle part of swing arm；Stage clip is packed into the inside connecting rod other end, and stage clip both ends are supported respectively
Lean against on sleeve one end on hinged seat lower end and inside connecting rod, inside connecting rod other end termination and the sleeve other end are screwed with regulation respectively
Nut.
Further, control stick combination includes articulated joint and handlebar, articulated joint one end and the outside connecting rod other end and Nei Lian
Bar one end is hinged, and handlebar one end is screwed into the radially extending in section of articulated joint.
Further, pin is additionally provided with the side of handlebar, when flat belt is in relaxed state, on the outside of handlebar against
On pin side；When flat belt is in tensioning state, inside connecting rod side is resisted against on pin side.
The present invention is simple in construction, cost is cheap, service efficiency is high.It is wide that the wheel well width of engine belt pulley is more than flat belt
Degree, when adjusting the terrain clearance of the ceding of Taiwan, flat belt can vertically move to adapt to the change of ceding of Taiwan height up and down so that flat belt
Remained at during transmission in same level, inclination angle will not be formed, whole transmission device stress is more steady, it is not required that used
The flat belt of the higher high quality high intensity of price, extend the service life of flat belt.The present invention's prevents flat belt from taking off groove
Race is deviate from by belt bracket to limit flat belt by mechanism, and can drive the moving up and down to adjust the liftoff of the ceding of Taiwan of flat belt
Highly.In addition, vertical symmetry, which is arranged on the outer side blocking band cover of two cutter belt pulleys, also can further limit flat belt, prevent that it is de-
From the race of cutter belt pulley.For the tension pulley mechanism of the present invention when being tensioned flat belt, outside connecting rod and inside connecting rod are in in-line
Connecting rod dead-centre position, and spacing by lever, swing arm can not return, it is ensured that flat belt is maintained at tensioning state.
Advantages of the present invention and feature, it will be illustrated and explained by the non-limitative illustration of preferred embodiment below,
These embodiments, only provide as an example referring to the drawings.
Brief description of the drawings
Fig. 1 is the three-dimensional structure diagram of the present invention；
Fig. 2 is that the flat belt of the present invention is in the top view of tensioning state；
Fig. 3 is that the flat belt of the present invention is in the top view of relaxed state；
Fig. 4 is the amplification three-dimensional structure diagram of the tensioning wheel operating mechanism of the present invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1 to 4, the present invention includes flat belt 1, engine belt pulley 2, two cutter belt pulleys and tensioning wheels
Mechanism 4, prevent flat belt from taking off groove mechanism 5 and being arranged on outside the flat belt 1 between the cutter belt pulley 31 of engine belt pulley 2 and first
Side, flap cover 6 is respectively equipped with the outside of two cutter belt pulleys.Flat belt 1 cuts around engine belt pulley 2 and two successively
Knife belt pulley, tension pulley mechanism 4 are located at the outside of the cutter belt pulley 32 of engine belt pulley 2 and second, and are resisted against flat belt 1
On.
Prevent flat belt from taking off groove mechanism 5 and including two root skin belt brackets 51 and L-shaped base 52, belt bracket 51 is in the U toppled over
Shape, the lower horizon bar 512 for toppling over U-shaped is vertical with the vertical side edge 521 of L-shaped base 52 to be fixedly connected with, and L-shaped base 52 uses
Angle steel is made, and is fixed in the ceding of Taiwan 7.The upper and lower sides of flat belt 1 are located at the upper horizon bar 511 of belt bracket 51 and lower horizon bar
Between 512.Belt bracket 51 is used for limiting the race that flat belt 1 deviates from engine belt pulley 2 or two cutter belt pulleys 2, and
Moving up and down to adjust the terrain clearance of the ceding of Taiwan 7 for flat belt 1 can be driven.
The vertical symmetry of flap cover 6 is arranged on the outside of two cutter belt pulleys, and the side of flap cover 6 is circular arc, and opposite side is
The tangent linear with circular arc, the initiating terminal of circular arc and the terminal of linear are welded with the upper end of L-shaped support bar 61 respectively to be connected, under
End is fixed in the ceding of Taiwan 7 by trip bolt.Flap cover 6 can further limit flat belt 1, prevent it from departing from cutter belt pulley
Race.
Distance A is the 2.8~3.2 of flat belt width B between the upper horizon bar 511 of belt bracket 51 and lower horizon bar 512
Times, the present embodiment is 3 times；The width C of race 21 of engine belt pulley 2 is 95~105mm, the present embodiment 100mm, can be realized
Flat belt 1 is in 88.9mm（3.5 inch）In the range of vertically move.
Tension pulley mechanism 4 includes tensioning wheel 41, swing arm 42, extension spring 43 and tensioning wheel operating mechanism 44, the upside of tensioning wheel 41
It is fixedly connected with the upper end of inverted L-shaped support bar 45, the lower end of inverted L-shaped support bar 45 is supported on the middle part of swing arm 42 so that tensioning wheel 41
Flying shore is on the middle part of swing arm 42；The one end of swing arm 42 is obliquely outward, and bends out vertical braking plate 421, and swing arm 42 is another
One end and the ceding of Taiwan 7 on the downside of it are be hinged.The one end of extension spring 43 is hooked on the bearing pin 71 in the ceding of Taiwan 7, and the other end of extension spring 43 is hooked on
On the extension 422 of the other end of swing arm 42.
Tensioning wheel operating mechanism 44 is arranged between the downside of swing arm 42 and the upside of the ceding of Taiwan 7, including outside connecting rod 441, inside connecting rod
442nd, control stick combination 46 and stage clip 443, the left end of outside connecting rod 441 and the upside of the ceding of Taiwan 7 are be hinged, right-hand member and the left end of inside connecting rod 442 and
Control stick combines 46 one end and is hinged, and the right-hand member of inside connecting rod 442 passes through the lower end of hinged seat 443, the upper end of hinged seat 443 and the middle part of swing arm 42
It is be hinged.Stage clip 444 is packed into the right-hand member of inside connecting rod 442, and the both ends of stage clip 444 are born against in the lower end of hinged seat 443 and inside connecting rod 442
On the right-hand member of sleeve 445 on, the right-hand member termination of inside connecting rod 442 and the left end of sleeve 445 are screwed with adjusting nut 446 respectively, for finely tuning
The elastic force of stage clip 444.
Control stick combination 46 includes articulated joint 461 and handlebar 462, the one end of articulated joint 461 and the left end of outside connecting rod 441 and interior
The right-hand member of connecting rod 442 is hinged, and the one end of handlebar 462 is screwed into the radially extending in section of articulated joint 461.In the side of handlebar 462 also
Provided with for the pin 463 spacing to outside connecting rod 441 and handlebar 462.
To the direction driving handle bar 462 of the ceding of Taiwan 7, outside connecting rod 441 turns counterclockwise around its left end and the be hinged center of the ceding of Taiwan 7
Dynamic, inside connecting rod 442 promotes swing arm 42 to be hinged center with the ceding of Taiwan 7 around it and rotated counterclockwise by hinged seat 445, and multiple in extension spring 43
In the presence of the power of position, the vertical braking plate 421 of swing arm 42 is rotated counterclockwise until being resisted against on the race of the second cutter belt pulley 32.
Now, the center line of swing arm 42 at right angles intersects with sideline after the ceding of Taiwan 7, and tensioning wheel 41 is swung to the lateral direction of the ceding of Taiwan 7, flat belt 1
In relaxed state, the outside of handlebar 462 is resisted against on the side of pin 463, and swing arm 42 is stably locked at releasing orientation, you can
The upright position of flat belt 1 is adjusted according to the height and position of the ceding of Taiwan 7.
Handlebar 462 is pulled to the lateral direction of the ceding of Taiwan 7, it is be hinged with the ceding of Taiwan 7 around it that swing arm 42 overcomes the pulling force of extension spring 43 to drive
Center is rotated clockwise, and the side direction into the ceding of Taiwan 7 of tensioning wheel 41 is swung, and flat belt 1 is tensioned, until making outside connecting rod 441 and Nei Lian
Bar 442 is in the connecting rod dead-centre position of in-line, and sideline is in 67 ° of angles after the center line of now swing arm 42 and the ceding of Taiwan 7, inside connecting rod
442 sides are resisted against on the side of pin 463, swing arm 42 can not return, flat belt 1 is stable in tensioning state.
In addition to the implementation, the present invention can also have other embodiment, all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domain of application claims.
Claims (4)
1. a kind of following type hay mover ceding of Taiwan transmission device, including flat belt, engine belt pulley, two cutter belt pulleys and
Bearing up pulley mechanism, flat belt bypass engine belt pulley and two cutter belt pulleys successively, and tension pulley mechanism is located at dynamo belt
The outside of wheel and a cutter belt pulley, and be resisted against on flat belt；It is characterized in that：Cut in engine belt pulley with another
Being provided with the outside of flat belt between knife belt pulley prevents flat belt from taking off groove mechanism, is respectively equipped with the outside of two cutter belt pulleys
Flap cover；Described to prevent flat belt from taking off groove mechanism and including two root skin belt brackets and L-shaped base, the belt bracket is in the U toppled over
Shape, the lower horizon bar of the U-shaped toppled over is vertical with the vertical side edge of L-shaped base to be fixedly connected, and the L-shaped base, which is fixed on, to be cut
On platform, the upper and lower sides of flat belt are located between two horizon bars up and down of belt bracket；The wheel well width of engine belt pulley is big
In flat belt width；Distance A is 2.8~3.2 times of flat belt width B between two horizon bars up and down of the U-shaped toppled over；
The race width C of the engine belt pulley is 95~105mm；The flap cover vertical symmetry that steel plate bending forms is arranged on two
On the outside of cutter belt pulley, flap cover side is circular arc, and flap cover opposite side is the linear tangent with circular arc, circular arc
The terminal of initiating terminal and linear is fixedly connected with L-shaped post upper respectively, and L-shaped support bar lower end is fixed in the ceding of Taiwan；Its
It is characterised by：The tension pulley mechanism includes tensioning wheel, swing arm, extension spring and tensioning wheel operating mechanism, tensioning wheel upside and inverted L-shaped
Post upper is fixedly connected, and inverted L-shaped support bar lower end is supported in middle part of swing arm so that tensioning wheel flying shore is put in swing arm
On in the middle part of arm；Swing arm one end is obliquely outward, and bends out vertical braking plate, and swing arm other end is cut with scissors with the ceding of Taiwan on the downside of it
Connect；Extension spring one end is hooked on the bearing pin in the ceding of Taiwan, and the extension spring other end is hooked on the extension of swing arm other end；Tensioning wheel is grasped
Vertical mechanism is arranged on the downside of swing arm between ceding of Taiwan upside.
2. following type hay mover ceding of Taiwan transmission device as claimed in claim 1, it is characterised in that：The tensioning wheel operating mechanism
It is be hinged on the upside of outside connecting rod one end and the ceding of Taiwan including outside connecting rod, inside connecting rod, control stick combination and stage clip, the outside connecting rod other end with it is interior
Connecting rod one end and control stick combine one end and are hinged, and the inside connecting rod other end passes through hinged seat lower end, hinged seat upper end and middle part of swing arm
It is be hinged；Stage clip is packed into the inside connecting rod other end, and stage clip both ends bear against sleeve one end on hinged seat lower end and inside connecting rod
On, inside connecting rod other end termination and the sleeve other end are screwed with adjusting nut respectively.
3. following type hay mover ceding of Taiwan transmission device as claimed in claim 2, it is characterised in that：Control stick combination includes be hinged
Head and handlebar, articulated joint one end are hinged with the outside connecting rod other end and inside connecting rod one end, and handlebar one end is screwed into the footpath of articulated joint
Into extension.
4. following type hay mover ceding of Taiwan transmission device as claimed in claim 3, it is characterised in that：Also set in the side of handlebar
There is pin, when flat belt is in relaxed state, be resisted against on the outside of handlebar on pin side；When flat belt is in tensioning state,
Inside connecting rod side is resisted against on pin side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391562.2A CN105830647B (en) | 2016-06-06 | 2016-06-06 | Following type hay mover ceding of Taiwan transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391562.2A CN105830647B (en) | 2016-06-06 | 2016-06-06 | Following type hay mover ceding of Taiwan transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105830647A CN105830647A (en) | 2016-08-10 |
| CN105830647B true CN105830647B (en) | 2018-01-30 |
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|---|---|---|---|
| CN201610391562.2A Active CN105830647B (en) | 2016-06-06 | 2016-06-06 | Following type hay mover ceding of Taiwan transmission device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108934229B (en) * | 2017-05-19 | 2024-02-09 | 河南如意林园林机械有限公司 | Belt tensioning and taking type ditching machine |
| CN110169264B (en) * | 2019-06-25 | 2020-08-25 | 中国农业科学院兰州畜牧与兽药研究所 | Automatic gardens lawn mower header of profile modeling |
| CN111480459A (en) * | 2020-04-26 | 2020-08-04 | 江苏沃得农业机械股份有限公司 | Transmission scheme for linearly matching running speed of cutting and drying table with running speed of vehicle |
| CN112425343B (en) * | 2020-11-23 | 2023-02-03 | 江苏沃得植保机械有限公司 | Lawn mower and self-adaptation belt transmission thereof |
| CN114868517A (en) * | 2022-06-13 | 2022-08-09 | 江苏沃得植保机械有限公司 | Cutting knife driving transmission device of mower |
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| US5769747A (en) * | 1996-09-05 | 1998-06-23 | Deere & Company | Belt tensioning mechanism with stop feature |
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| JPH01132426A (en) * | 1987-11-18 | 1989-05-24 | Kubota Ltd | Structure for traveling transmitting power of walking type tractor |
| JP3022214B2 (en) * | 1994-10-28 | 2000-03-15 | 株式会社共立 | Power transmission mechanism |
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|---|---|---|---|---|
| US4068452A (en) * | 1976-03-11 | 1978-01-17 | Allis-Chalmers Corporation | Mower spindle and spindle drive belt braking arrangement for rotary mower having plurality of mower spindles |
| DE3724169A1 (en) * | 1987-07-22 | 1989-02-02 | Kugelfischer G Schaefer & Co | DEVICE FOR AUTOMATICALLY ADJUSTING A TENSIONER |
| US5769747A (en) * | 1996-09-05 | 1998-06-23 | Deere & Company | Belt tensioning mechanism with stop feature |
| CN1730791A (en) * | 2004-08-06 | 2006-02-08 | 乐金电子(天津)电器有限公司 | Pulley structure of clothes drying machine |
| CN201504426U (en) * | 2009-09-10 | 2010-06-16 | 中国一拖集团有限公司 | Pilot-controlled working on-off device used for grain combine harvester |
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| CN105830647A (en) | 2016-08-10 |
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