CN105830647A - Mowing table transmission device of pedestrian-controlled lawn mower - Google Patents
Mowing table transmission device of pedestrian-controlled lawn mower Download PDFInfo
- Publication number
- CN105830647A CN105830647A CN201610391562.2A CN201610391562A CN105830647A CN 105830647 A CN105830647 A CN 105830647A CN 201610391562 A CN201610391562 A CN 201610391562A CN 105830647 A CN105830647 A CN 105830647A
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- China
- Prior art keywords
- belt
- taiwan
- ceding
- flat belt
- 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a mowing table transmission device of a pedestrian-controlled lawn mower. The mowing table transmission device comprises a flat belt, an engine belt pulley, two cutter belt pulleys and a tensioning wheel mechanism, wherein a mechanism for preventing the flat belt from falling out of grooves is arranged on the outer side of the flat belt between the engine belt pulley and the other cutter belt pulley, and belt blocking hoods are respectively arranged on the outer sides of the two cutter belt pulleys; the upper and lower sides of the flat belt are located between the upper and lower horizontal rods of a belt support rack; the groove width of the engine belt pulley is larger than the width of the flat belt. The mowing table transmission device has the advantages that the device is simple in structure, low in cost and high in use efficiency; when the terrain clearance of a mowing table is adjusted, the flat belt can move vertically to adapt to the height change of the mowing table, and the service life of the flat belt is prolonged; the mechanism for preventing the flat belt from falling out of the grooves uses the belt support rack to prevent the flat belt from falling out of the grooves and can drive the flat belt to move up and down so as to adjust the terrain clearance of the mowing table.
Description
Technical field
The present invention relates to double cutting knife transmission devices of a kind of hay mover, particularly relate to a kind of double cutting knife transmission device of hay mover that can move up and down flat belt in the race of engine belt pulley, belong to graden machine technical field.
Background technology
During hay mover operation, operator need to adjust the terrain clearance of the hay mover ceding of Taiwan according to lawn situation, owing to the electromotor of hay mover is fixed in frame, it is impossible to the terrain clearance of ceding of Taiwan height adjustment engine belt pulley.Existing commercial following type lawn mower engine is all realized by V-type driving belt to the power transmission of cutter, after the terrain clearance adjusting the ceding of Taiwan, owing to engine belt pulley and two cutter belt pulleys exist difference in height, V-type driving belt can not transmission in same level, angled drive can only be carried out, cause V-type driving belt inclination angle bigger, have a strong impact on the V-type driving belt life-span, high-quality V-type driving belt must be used, nonetheless, V-type driving belt is quickly damaged inefficacy, affects the working performance of hay mover.Or cutter belt pulley and support shaft or use spline structure, cutter pulley centers hole uses splined hole structure, cutter belt pulley can be fluctuated with mowing height, thus eliminate engine belt pulley and the relative height differential of two cutter belt pulleys, but its structure is complicated, part quality and assembling difficult quality control, and increase manufacturing cost and the maintenance cost of hay mover.
Summary of the invention
It is an object of the invention to provide a kind of compact conformation, easy to use, after taiwan cut off and landing, flat belt also can lift in the race of engine belt pulley, and can prevent flat belt from deviating from the following type hay mover ceding of Taiwan actuating device of race.
The present invention is achieved by the following technical programs:
A kind of following type hay mover ceding of Taiwan actuating device, including flat belt, engine belt pulley, two cutter belt pulleys and tension pulley mechanism, flat belt walks around engine belt pulley and two cutter belt pulleys successively；Being provided with outside flat belt between engine belt pulley and another cutter belt pulley prevents flat belt from taking off groove mechanism, is respectively equipped with flap cover in the outside of two cutter belt pulleys；Tension pulley mechanism is positioned at engine belt pulley and the outside of a cutter belt pulley, and is resisted against on flat belt；Described prevent from flat belt from taking off groove mechanism including two root bark belt brackets and L-shaped base, described belt bracket is in the U-shaped toppled over, fix vertical with the vertical side edge of L-shaped base of the lower horizon bar of the described U-shaped toppled over is connected, described L-shaped base is fixed in the ceding of Taiwan, and the upper and lower sides of flat belt is 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 purpose of the present invention can also be realized further by techniques below measure.
Further, 2.8～3.2 times that spacing A is flat belt width B of two horizon bars up and down of U-shaped are toppled over described in；The race width C of described engine belt pulley is 95～105mm.
Further, the flap cover vertical symmetry of steel plate bending is arranged on outside two cutter belt pulleys, flap cover side is circular arc, flap cover opposite side is the linear tangent with circular arc, the initiating terminal of circular arc and rectilinear terminal are fixing with L-shaped post upper respectively to be connected, and L-shaped support bar lower end is fixed in the ceding of Taiwan.
Further, described tension pulley mechanism includes regulating wheel, swing arm, extension spring and regulating wheel operating mechanism, fixing with inverted L-shaped post upper on the upside of regulating wheel being connected, inverted L-shaped support bar lower end is supported on in the middle part of swing arm so that regulating wheel flying shore in the middle part of swing arm on；Swing arm one end is obliquely outward, and bends out vertical braking plate, the swing arm other end with its on the downside of the ceding of Taiwan hinged；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 the swing arm other end；Regulating wheel operating mechanism be arranged on the downside of swing arm and on the upside of the ceding of Taiwan between.
Further, described regulating wheel operating mechanism includes the combination of outside connecting rod, inside connecting rod, stick and stage clip, on the upside of outside connecting rod one end and the ceding of Taiwan hinged, it is hinged that one end is combined in the outside connecting rod other end and inside connecting rod one end and stick, the inside connecting rod other end passes in the middle part of hinged seat lower end, hinged seat upper end and swing arm hinged；Stage clip packs in the inside connecting rod other end, and stage clip two ends bear against on the sleeve one end on hinged seat lower end and inside connecting rod, and inside connecting rod other end termination and the sleeve other end are screwed with adjusting nut respectively.
Further, stick combination includes articulated joint and handlebar, and articulated joint one end is hinged with the outside connecting rod other end and inside connecting rod one end, and handlebar one end is screwed in the section of radially extending of articulated joint.
Further, it is additionally provided with pin in the side of handlebar, when flat belt is in relaxed state, is resisted against outside handlebar on pin side；When flat belt is in tensioning state, inside connecting rod side is resisted against on pin side.
Present configuration is simple, with low cost, service efficiency is high.The wheel well width of engine belt pulley is more than flat belt width, when adjusting the terrain clearance of the ceding of Taiwan, flat belt can vertically move the change adapting to ceding of Taiwan height up and down, make to remain in same level during flat-belt drive, inclination angle will not be formed, whole actuating device stress is more steady, it is not required that uses the flat belt of the high-quality high intensity that price is higher, extends the service life of flat belt.The present invention prevents from flat belt from taking off groove mechanism limiting flat belt abjection race by belt bracket, and can drive flat belt move up and down the terrain clearance adjusting the ceding of Taiwan.It addition, vertical symmetry is arranged on the outer side blocking band cover of two cutter belt pulleys also can limit flat belt further, prevent it from departing from the race of cutter belt pulley.The tension pulley mechanism of the present invention is when tensioning flat belt, and outside connecting rod and inside connecting rod are in the connecting rod dead-centre position of in-line, and spacing by lever, and swing arm cannot return, it is ensured that flat belt is maintained at tensioning state.
Advantages of the present invention and feature, by for illustration and explanation by the non-limitative illustration of preferred embodiment below, these embodiments, it is only used as example referring to the drawings and is given.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of the present invention；
Fig. 2 is the top view that the flat belt of the present invention is in tensioning state；
Fig. 3 is the top view that the flat belt of the present invention is in relaxed state；
Fig. 4 is the amplification three-dimensional structure diagram of the regulating wheel operating mechanism of the present invention.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 to 4, the present invention includes flat belt 1,2, two cutter belt pulleys of engine belt pulley and tension pulley mechanism 4, prevent flat belt from taking off outside the flat belt 1 that groove mechanism 5 is arranged between engine belt pulley 2 and the first cutter belt pulley 31, be respectively equipped with flap cover 6 in the outside of two cutter belt pulleys.Flat belt 1 walks around engine belt pulley 2 and two cutter belt pulleys successively, and tension pulley mechanism 4 is positioned at engine belt pulley 2 and the outside of the second cutter belt pulley 32, and is resisted against on flat belt 1.
Prevent flat belt from taking off groove mechanism 5 and include two root bark belt brackets 51 and L-shaped base 52, belt bracket 51 is in the U-shaped toppled over, the described lower horizon bar 512 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 to make, and is fixed in the ceding of Taiwan 7.The upper and lower sides of flat belt 1 is between the upper horizon bar 511 and lower horizon bar 512 of belt bracket 51.Belt bracket 51 is used for limiting flat belt 1 and deviates from engine belt pulley 2 or the race of two cutter belt pulleys 2, and can drive flat belt 1 move up and down the terrain clearance adjusting the ceding of Taiwan 7.
Flap cover 6 vertical symmetry is arranged on outside two cutter belt pulleys, flap cover 6 side is circular arc, opposite side is the linear tangent with circular arc, and respectively with the weldering of L-shaped support bar 61 upper end even, lower end is fixed in the ceding of Taiwan 7 by trip bolt for the initiating terminal of circular arc and rectilinear terminal.Flap cover 6 can limit flat belt 1 further, prevents it from departing from the race of cutter belt pulley.
The upper horizon bar 511 of belt bracket 51 and 2.8～3.2 times that spacing A is flat belt width B of lower horizon bar 512, the present embodiment is 3 times；Race 21 width C of engine belt pulley 2 is 95～105mm, and the present embodiment is 100mm, can realize flat belt 1 at 88.9mm(3.5 inch) in the range of vertically move.
Tension pulley mechanism 4 includes regulating wheel 41, swing arm 42, extension spring 43 and regulating wheel operating mechanism 44, fix with inverted L-shaped support bar 45 upper end on the upside of regulating wheel 41 and be connected, inverted L-shaped support bar 45 lower end is supported on in the middle part of swing arm 42 so that regulating wheel 41 flying shore in the middle part of swing arm 42 on；Swing arm 42 one end is obliquely outward, and bends out vertical braking plate 421, swing arm 42 other end with its on the downside of the ceding of Taiwan 7 hinged.Extension spring 43 one end is hooked on the bearing pin 71 in the ceding of Taiwan 7, and extension spring 43 other end is hooked on the extension 422 of swing arm 42 other end.
Regulating wheel operating mechanism 44 be arranged on the downside of swing arm 42 and on the upside of the ceding of Taiwan 7 between, including outside connecting rod 441, inside connecting rod 442, stick combination 46 and stage clip 443, on the upside of outside connecting rod 441 left end and the ceding of Taiwan 7 hinged, it is hinged that right-hand member and inside connecting rod 442 left end and stick combine 46 one end, inside connecting rod 442 right-hand member passes in the middle part of hinged seat 443 lower end, hinged seat 443 upper end and swing arm 42 hinged.Stage clip 444 packs in inside connecting rod 442 right-hand member, stage clip 444 two ends bear against on sleeve 445 right-hand member on hinged seat 443 lower end and inside connecting rod 442, inside connecting rod 442 right-hand member termination and sleeve 445 left end are screwed with adjusting nut 446 respectively, for finely tuning the elastic force of stage clip 444.
Stick combination 46 includes articulated joint 461 and handlebar 462, and articulated joint 461 one end is hinged with outside connecting rod 441 left end and inside connecting rod 442 right-hand member, and handlebar 462 one end is screwed in the section of radially extending of articulated joint 461.It is additionally provided with in the side of handlebar 462 for the pin 463 spacing to outside connecting rod 441 and handlebar 462.
To the ceding of Taiwan 7 direction driving handle bar 462, outside connecting rod 441 rotates counterclockwise around the hinged center of its left end with the ceding of Taiwan 7, inside connecting rod 442 promotes swing arm 42 to rotate counterclockwise around its center hinged with the ceding of Taiwan 7 by hinged seat 445, and under the effect of extension spring 43 reset force, swing arm 42 vertical braking plate 421 rotates counterclockwise until being resisted against on the race of the second cutter belt pulley 32.Now, swing arm 42 centrage at right angles intersects with sideline after the ceding of Taiwan 7, regulating wheel 41 swings to the ceding of Taiwan 7 lateral direction, flat belt 1 is in relaxed state, it is resisted against outside handlebar 462 on pin 463 side, swing arm 42 is stably locked at releasing orientation, can adjust the upright position of flat belt 1 according to the height and position of the ceding of Taiwan 7.
Handlebar 462 is pulled to the ceding of Taiwan 7 lateral direction, swing arm 42 overcomes the drive of extension spring 43 pulling force to rotate clockwise around its center hinged with the ceding of Taiwan 7, regulating wheel 41 direction inside the ceding of Taiwan 7 swings, tensioning flat belt 1, until make outside connecting rod 441 and inside connecting rod 442 in in-line connecting rod dead-centre position, after now swing arm 42 centrage and the ceding of Taiwan 7, sideline is 67 ° of angles, and inside connecting rod 442 side is resisted against on pin 463 side, swing arm 42 cannot return, flat belt 1 is stable at tensioning state.
In addition to the implementation, the present invention can also have the technical scheme that other embodiments, all employing equivalents or equivalent transformation are formed, and all falls within the protection domain of application claims.
Claims (8)
1. a following type hay mover ceding of Taiwan actuating device, including flat belt, engine belt pulley, two cutter belt pulleys and tension pulley mechanism, flat belt walks around engine belt pulley and two cutter belt pulleys successively, tension pulley mechanism is positioned at engine belt pulley and the outside of a cutter belt pulley, and is resisted against on flat belt；It is characterized in that: be provided with outside the flat belt between engine belt pulley and another cutter belt pulley and prevent flat belt from taking off groove mechanism, be respectively equipped with flap cover in the outside of two cutter belt pulleys；Described prevent from flat belt from taking off groove mechanism including two root bark belt brackets and L-shaped base, described belt bracket is in the U-shaped toppled over, fix vertical with the vertical side edge of L-shaped base of the lower horizon bar of the described U-shaped toppled over is connected, described L-shaped base is fixed in the ceding of Taiwan, and the upper and lower sides of flat belt is between two horizon bars up and down of belt bracket；The wheel well width of engine belt pulley is more than flat belt width.
2. following type hay mover ceding of Taiwan actuating device as claimed in claim 1, it is characterised in that topple over 2.8～3.2 times that spacing A is flat belt width B of two horizon bars up and down of U-shaped described in:.
3. following type hay mover ceding of Taiwan actuating device as claimed in claim 1, it is characterised in that: the race width C of described engine belt pulley is 95～105mm.
4. following type hay mover ceding of Taiwan actuating device as claimed in claim 1, it is characterized in that: the flap cover vertical symmetry of steel plate bending is arranged on outside two cutter belt pulleys, flap cover side is circular arc, flap cover opposite side is the linear tangent with circular arc, the initiating terminal of circular arc and rectilinear terminal are fixing with L-shaped post upper respectively to be connected, and L-shaped support bar lower end is fixed in the ceding of Taiwan.
5. following type hay mover ceding of Taiwan actuating device as claimed in claim 1, it is characterized in that: described tension pulley mechanism includes regulating wheel, swing arm, extension spring and regulating wheel operating mechanism, fix with inverted L-shaped post upper on the upside of regulating wheel and be connected, inverted L-shaped support bar lower end is supported on in the middle part of swing arm so that regulating wheel flying shore in the middle part of swing arm swing arm on；Swing arm one end is obliquely outward, and bends out vertical braking plate, the swing arm other end with its on the downside of the ceding of Taiwan hinged；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 the swing arm other end；Regulating wheel operating mechanism be arranged on the downside of swing arm and on the upside of the ceding of Taiwan between.
6. following type hay mover ceding of Taiwan actuating device as claimed in claim 5, it is characterized in that: described regulating wheel operating mechanism includes the combination of outside connecting rod, inside connecting rod, stick and stage clip, on the upside of outside connecting rod one end and the ceding of Taiwan hinged, it is hinged that one end is combined in the outside connecting rod other end and inside connecting rod one end and stick, the inside connecting rod other end passes in the middle part of hinged seat lower end, hinged seat upper end and swing arm hinged；Stage clip packs in the inside connecting rod other end, and stage clip two ends bear against on the sleeve one end on hinged seat lower end and inside connecting rod, and inside connecting rod other end termination and the sleeve other end are screwed with adjusting nut respectively.
7. following type hay mover ceding of Taiwan actuating device as claimed in claim 6, it is characterized in that: stick combination includes articulated joint and handlebar, articulated joint one end is hinged with the outside connecting rod other end and inside connecting rod one end, and handlebar one end is screwed in the section of radially extending of articulated joint.
8. following type hay mover ceding of Taiwan actuating device as claimed in claim 7, it is characterised in that: it is additionally provided with pin in the side of handlebar, when flat belt is in relaxed state, is resisted against outside 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 |
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| Publication Number | Publication Date |
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| CN105830647A true CN105830647A (en) | 2016-08-10 |
| CN105830647B 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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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108934229A (en) * | 2017-05-19 | 2018-12-07 | 河南如意林园林机械有限公司 | A kind of belt tension takes dynamic formula ditching machine |
| CN110169264A (en) * | 2019-06-25 | 2019-08-27 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of gardens grass trimmer ceding of Taiwan of automatic profiling |
| 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 |
| CN112425343A (en) * | 2020-11-23 | 2021-03-02 | 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108934229A (en) * | 2017-05-19 | 2018-12-07 | 河南如意林园林机械有限公司 | A kind of belt tension takes dynamic formula ditching machine |
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| CN110169264A (en) * | 2019-06-25 | 2019-08-27 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of gardens grass trimmer ceding of Taiwan of automatic profiling |
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| 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 |
| CN112425343A (en) * | 2020-11-23 | 2021-03-02 | 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 |
Also Published As
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|---|---|
| CN105830647B (en) | 2018-01-30 |
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