CN102771249A - Mowing machine - Google Patents
Mowing machine Download PDFInfo
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- CN102771249A CN102771249A CN2012102718135A CN201210271813A CN102771249A CN 102771249 A CN102771249 A CN 102771249A CN 2012102718135 A CN2012102718135 A CN 2012102718135A CN 201210271813 A CN201210271813 A CN 201210271813A CN 102771249 A CN102771249 A CN 102771249A
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Abstract
The invention provides a mowing machine, belongs to the technical field of machinery, and is used for solving the technical problems that the conventional mowing machine has a complicated grass chopping structure, is poor in mowing height adjustment and the like. The mowing machine comprises a casing, a power unit, a mowing blade and a spindle, wherein the front and the rear sides of the casing are respectively provided with a front wheel and a rear wheel, the power unit is fixedly connected with the upper end face of the casing, the mowing blade is arranged on the lower end face of the casing, a mounting hole which penetrates through the upper and the lower end faces is formed in the middle of the casing, the spindle is inserted into the mounting hole, the two ends of the spindle are respectively connected with the power unit and the mowing blade, the lower end face of the casing is provided with an annular grass chopping chamber which is coaxial with the mounting hole, and the mowing blade is positioned in the grass chopping chamber. The mowing machine has the advantages of simple and detachable grass chopping structure, realization of self-travelling stepless speed change, adjustable mowing height and the like.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of mowing equipment, particularly a kind of mower device.
Background technology
Mower is widely used in urban afforestation and park and garden design, and using more is the pruning to the lawn, and it generally comprises five parts: engine, running gear, blade, handrail and control section.Its operation principle roughly is: on the output shaft of engine, blade is housed, blade by engine drives after high speed rotating, the lawn is pruned.
A kind of mower is disclosed in patent (CN 2664364Y); Comprise car body, mowing unit, broken careless unit and guide unit; Wherein stalk smashing apparatus comprises the propelling rod member being located at the bolster of this car body and receiving this mowing unit transmission, and one group of first broken careless unit of establishing with this bolster, and this first broken careless unit has a fixed disk that is fixed on this bolster; First blade of array knot and this fixed disk; And one be fixed in this fixed disk and be fitted to each other and form broken careless chamber, grows grass when the mowing unit cuts off, and can this being grown grass, to import this broken grass indoor and after cutting into short grass with first blade, arrange on the meadow.
Though this mower can be realized the function of mowing; But its broken grass structure is the groove that slices off to be introduced the broken careless chamber that a plurality of blades and protecting cover form carry out broken grass; This is complex structure not only, and can not carry out broken careless pattern and the not conversion of broken careless pattern, can not adapt to different mowing demands; Also have present mower for the adjusting of the height of mowing all do bad, the adjustable structure that neither one is good comes the adjusting of the perfect height of realizing mowing.
Summary of the invention
The objective of the invention is the problems referred to above to existing technology existence, a kind of mower device is provided, technical problem to be solved by this invention is under the prerequisite that guarantees good mowing efficient, to improve the broken careless ability of mower.
The object of the invention can be realized through following technical proposal:
A kind of mower device; Comprise a casing, power unit, mowing blade and main shaft, both sides are respectively equipped with front-wheel and trailing wheel before and after the described casing, it is characterized in that; Described power unit is connected in the upper surface of casing; Described mowing blade is arranged on the lower surface of casing, and described casing middle part offers runs through the installing hole of two end faces up and down, and described main shaft is plugged in the installing hole and the two ends of this main shaft connect described power unit and mowing blade respectively; The lower surface of described casing is provided with an annular broken careless chamber with the installing hole coaxial line, and it is indoor that described mowing blade is positioned at broken grass.
Operation principle of the present invention is: power unit connects main shaft; Main shaft connects the mowing blade, and the mowing blade drives the indoor disconnected grass chopping back of the casing lower surface broken grass of annular and drops out from grass outlet in the indoor rotation of the broken grass of annular; Disconnected grass is shredded processing; What use is the mowing blade, and does not add the blade and the device of other broken grass, simple and reliable for structure.
In above-mentioned a kind of mower device, the rear end of said casing is provided with a grass outlet that is communicated with broken careless chamber, and the rear end of said casing also is provided with an end cap that can grass outlet be blocked, and described end cap and casing removably connect.After end cap is installed; Disconnected grass can not leave casing from grass outlet timely; But after broken careless indoor circulation, repeatedly cut into broken grass by the mowing blade, and drop from the lower end of broken careless chamber then, removably connect between end cap and the casing; Whether selection that can be in good time broken grass, and this kind stalk smashing apparatus is simple in structure effectively.
In above-mentioned a kind of mower device; Described end cap is provided with several linking arms; Be equipped with a buckle on each linking arm; Described front-wheel is connected with casing through the front-wheel fulcrum, and described trailing wheel passes through the trailing wheel fulcrum and is connected with casing, described buckle can with the trailing wheel fulcrum clamping of mower.One end of end cap and grass outlet through buckle and the clamping of trailing wheel fulcrum, make end cap fixed against, the other end.
In above-mentioned a kind of mower device; As first kind of scheme; Described front-wheel fulcrum and trailing wheel fulcrum are all fixed with casing, the core wheel place of each front-wheel all be plugged with one can with front-wheel front axle in relative rotation, the core wheel place of each trailing wheel all be plugged with one can with trailing wheel hind axle in relative rotation; The two ends of said front-wheel fulcrum respectively are hinged with the front-wheel swing arm that can radially rotate around the front-wheel fulcrum; Described front axle is connected in the front-wheel swing arm, and the two ends of said trailing wheel fulcrum respectively are hinged with the trailing wheel swing arm that can radially rotate around the trailing wheel fulcrum, and described hind axle is connected in the trailing wheel swing arm; Also be hinged with one between described front-wheel swing arm and the trailing wheel swing arm and can heighten connecting rod with what the power between transmitted each other, described trailing wheel swing arm or front-wheel swing arm and a regulating handle are connected.Front-wheel fulcrum and trailing wheel fulcrum are fixed on the casing; Be hinged with one between front-wheel swing arm and the trailing wheel swing arm and heighten connecting rod; The regulating handle that in front-wheel swing arm or trailing wheel swing arm, is connected, pulling regulating handle make front-wheel swing arm or trailing wheel swing arm rotate around front-wheel fulcrum or trailing wheel fulcrum, and corresponding wheel shaft and the wheel of that swing arm that then is pulled just rotates around fulcrum; And another wheel of connecting rod pulling rotates simultaneously; This has just realized the adjusted in concert of mower height, and front-wheel fulcrum and trailing wheel fulcrum all can not move with the rotation of regulating handle, makes fulcrum can not increase the running resistance of mower.
In above-mentioned a kind of mower device, the middle part of said front-wheel swing arm and front-wheel fulcrum are hinged, and an end and the front axle of described front-wheel swing arm are connected, the other end with heighten rod hinge connection; The middle part of said trailing wheel swing arm with heighten rod hinge connection, an end and the hind axle of said trailing wheel swing arm are connected, the other end and trailing wheel fulcrum are hinged.The front-wheel fulcrum is fixed on the casing; And it is hinged on the middle part of front-wheel swing arm; Not only can self not turn to lower position, ground increases the running resistance of mower, and itself bigger distance is arranged overhead, can not cause bigger resistance to going of mower.The trailing wheel fulcrum is fixed on the casing; And it is hinged on the middle part of trailing wheel swing arm; Not only can self not turn to lower position, ground increases the running resistance of mower, and itself bigger distance is arranged overhead, can not cause bigger resistance to going of mower.
In above-mentioned a kind of mower device; One end and the trailing wheel swing arm of described regulating handle are connected; The other end can with the clamping of sour jujube dish, described regulating handle also is connected with an end of an extension spring, the other end and the casing of described extension spring are connected.The draw-in groove that even setting is arranged on the sour jujube dish, and have extension spring to be connected between handle and the casing, after regulating the mowing height, can handle be fixed in the deserved draw-in groove, thereby fix the mowing of mower is highly fixing; Regulating handle is longer, and stretches to the mower arm rest, and this can transfer the operating personnel easily, and can regulate in motion, need not to squat down or mower cuts out.
In above-mentioned a kind of mower device; As another kind of scheme; Respectively be fixed with a gear on described trailing wheel fulcrum and the hind axle; Two gears are meshing with each other, and described trailing wheel fulcrum is radial and axial with casing location and circumferentially can freely rotate, and is installed with the output belt pulley on the described trailing wheel fulcrum; Described power unit is connected with an input belt pulley; Described output belt pulley is connected through driving-belt with the input belt pulley, is fixed with a regulating wheel that is connected on the driving-belt on the described casing, and described output belt pulley comprises half wheel body one that is connected on the trailing wheel fulcrum and is movably connected in half wheel body two on the trailing wheel fulcrum; Be connected with driving-belt between described input belt pulley and the regulating wheel; Described half wheel body two can move axially on the trailing wheel fulcrum and form a V-shape belt groove with half wheel body one, and described driving-belt is socketed in the V-shape belt groove, is provided with the adjustment structure that can regulate relative position between regulating wheel and the casing between described casing and the regulating wheel.Regulate the position of regulating wheel through adjustment structure, thereby change the tensile force of driving-belt, when the tensile force of driving-belt increases; Can compress half wheel body two, half wheel body two is being moved along the trailing wheel fulcrum, and then; Driving-belt moves down toward the V-shape belt groove of half wheel body two and half wheel body, one composition, changes the radius of turn of driving-belt on the trailing wheel fulcrum, under the situation of input shaft rotational speed inconvenience; This has just changed the rotating speed of trailing wheel fulcrum, realizes the electrodeless variable-speed of trailing wheel fulcrum.
In above-mentioned a kind of mower device; Described adjustment structure comprises an auxiliary connecting rod; The middle part and the casing of said auxiliary connecting rod are hinged; One end of said auxiliary connecting rod and the wheel shaft of regulating wheel are hinged, and the other end and casing are connected with a drag-line, and described drag-line can spur the middle part pin joint rotation of auxiliary connecting rod along this auxiliary connecting rod.Rotate through the pin joint of drag-line pulling connecting rod, change the tensile force of driving-belt, thereby change the relative position between regulating wheel and the casing around the middle part.
In above-mentioned a kind of mower device, described adjustment structure also comprises a back-moving spring, and an end and the connecting rod of said back-moving spring are connected, and the other end and casing are connected.Back-moving spring can be given pretightning force of connecting rod, so that to the accurate adjusting of regulating wheel position.
In above-mentioned a kind of mower device; Be fixed with baffle plate one through location bearing on the described trailing wheel fulcrum; The periphery of said baffle plate one is enclosed with one can have an end sleeve along what slide on baffle plate one lateral surface, and the bottom of described sleeve is provided with through hole and is slidingly connected on the trailing wheel fulcrum, and the opening part of said sleeve is fixed with baffle plate two; Between described baffle plate one and the baffle plate two against the compression spring is arranged; Be provided with a plane bearing between described baffle plate two and half wheel body two, the end face and the baffle plate two of said plane bearing are connected, and the outer surface of another end face and half wheel body two is connected.Baffle plate one is circular, and its center is connected on the trailing wheel fulcrum through bearing holder (housing, cover), and jacket casing is connected on the baffle plate one, and baffle plate one can slide on sleeve lining; Baffle plate two and the opening part that is connected in sleeve; Between baffle plate one and the baffle plate two against the compression spring is arranged; Can push the compression spring when that is to say sleeve, and sleeve, baffle plate one, baffle plate two all can not rotate with the trailing wheel fulcrum together along the axially-movable of trailing wheel fulcrum; Plane bearing comprises plane needle roller and two end faces that plane needle roller double team, and needle roller can guarantee that by radial arrangement load is evenly distributed; Plane needle roller and retainer assembly adopt the axle guiding, like this, even guiding surface also can obtain relatively low peripheral speed under at a high speed; In this pressure texture; The effect that plane bearing mainly plays is to make baffle plate two neither influence the rotation of half wheel body two and trailing wheel fulcrum; Can also obtain a panel that relative casing is static, sleeve is fixed on just can guarantee on this face that sleeve does not rotate with the trailing wheel fulcrum.
Compared with prior art, advantage of the present invention is following:
1, adopts a detachable end that the grass outlet of broken careless chamber is blocked in this mower device, make disconnected grass, thereby reach the purpose of broken grass, removed special parts such as grass-smashing reamer sheet from, but also be convenient to dismounting in the indoor repeatedly circulation of broken grass cutting.
2, the front-wheel fulcrum all is fixedly connected with casing with the trailing wheel fulcrum in this mower device, and the articulated position in swing arm is overhead far away, when regulating the mowing height, can reduce the running resistance of height adjustment mechanism to mower of mowing greatly.
3, this mower device changes the transmission radius that trailing wheel props up shaft upper pulley through regulating wheel pulling driving-belt, has realized the electrodeless variable-speed of trailing wheel fulcrum.
4, during this mower walking speed governing, regulating wheel is through drag-line control, and drag-line can be connected on the handrail of mower so that operating personnel's operation.
Description of drawings
Fig. 1 is the overall structure sketch map of this mower device.
Fig. 2 is the structural representation that the broken careless chamber of end cap is installed among the embodiment one.
Fig. 3 is the structural representation that the broken careless chamber of end cap is not installed among the embodiment one.
Fig. 4 is the structural representation of end cap among the embodiment one.
Fig. 5 is the syndeton sketch map between front-wheel and the trailing wheel among the embodiment one.
Fig. 6 is the view of A direction among Fig. 5.
Fig. 7 is the syndeton sketch map between front-wheel and the trailing wheel among the embodiment two.
Fig. 8 is an adjustment structure sketch map among the embodiment two.
Fig. 9 is the view of half wheel body one and half wheel body two when mower is walked at a high speed among the embodiment two.
Figure 10 is the view of mower low speed when walking half wheel body one and half wheel body two among the embodiment two.
Figure 11 is the interior explosive view of Fig. 9 middle sleeve.
Figure 12 is the structure explosive view of half wheel body one and half wheel body two among Fig. 9.
Among the figure, 1, casing; 2, power unit; 3, mowing blade; 4, front-wheel; 5, trailing wheel; 6, installing hole; 7, broken careless chamber; 8, grass outlet; 9, end cap; 10, linking arm; 11, front-wheel fulcrum; 12, trailing wheel fulcrum; 13, buckle; 14, front axle; 15, hind axle; 16, front-wheel swing arm; 17, trailing wheel swing arm; 18, heighten connecting rod; 19, regulating handle; 20, sour jujube dish; 21, extension spring; 22, output belt pulley; 23, input belt pulley; 24, driving-belt; 25, regulating wheel; 26, half wheel body one; 27, half wheel body two; 28, adjustment structure; 29, auxiliary connecting rod; 30, back-moving spring; 31, gear; 32, baffle plate one; 33, baffle plate two; 34, sleeve; 35, through hole; 36, compression spring; 37, plane bearing.
Embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
Embodiment one:
Like Fig. 1, Fig. 2 and shown in Figure 3; Mower device comprises a casing 1, power unit 2, mowing blade 3 and main shaft, and both sides, casing 1 front and back are respectively equipped with front-wheel 4 and trailing wheel 5, and power unit 2 is connected in the upper surface of casing 1; Mowing blade 3 is arranged on the lower surface of casing 1; Casing 1 middle part offers runs through the up and down installing hole 6 of two end faces, and main shaft is plugged in the installing hole 6 and the two ends of this main shaft connect power unit 2 and mowing blade 3 respectively, and the lower surface of casing 1 is provided with an annular broken careless chamber 7 with installing hole 6 coaxial lines; Mowing blade 3 is positioned at broken careless chamber 7; The rear end of casing 1 is provided with a grass outlet 8 that is communicated with broken careless chamber 7, and the rear end of casing 1 also is provided with an end cap 9 that can grass outlet 8 be blocked, and end cap 9 removably connects with casing 1.After end cap 9 is installed; Disconnected grass can not leave casing 1 from grass outlet 8 timely; But the circulation back is cut into broken grass more than 3 time by the mowing blade in broken careless chamber 7, drops from the lower end of broken careless chamber 7 then, removably connects between end cap 9 and the casing 1; Whether selection that can be in good time broken grass, and this kind stalk smashing apparatus is simple in structure effectively.
As shown in Figure 4, end cap 9 is provided with several linking arms 10, is equipped with a buckle 13 on each linking arm 10; Front-wheel 4 is connected with casing 1 through front-wheel fulcrum 11; Trailing wheel 5 is connected with casing 1 through trailing wheel fulcrum 12, buckle 13 can with trailing wheel fulcrum 12 clampings of mower, an end of end cap 9 and grass outlet 8 against; The other end makes end cap 9 fixed through buckle 13 and 12 clampings of trailing wheel fulcrum.
As shown in Figure 5; Front-wheel fulcrum 11 is all fixed with casing with trailing wheel fulcrum 12; The core wheel place of each front-wheel 4 all be plugged with one can with front-wheel 4 front axle 14 in relative rotation; The core wheel place of each trailing wheel 5 all be plugged with one can with trailing wheel 5 hind axle 15 in relative rotation, the two ends of front-wheel fulcrum 11 respectively are hinged with the front-wheel swing arm 16 that can radially rotate around front-wheel fulcrum 11, front axle 14 is connected in the front-wheel swing arm 16; The two ends of trailing wheel fulcrum 12 respectively are hinged with the trailing wheel swing arm 17 that can radially rotate around trailing wheel fulcrum 12; Hind axle 15 is connected in the trailing wheel swing arm 17, also is hinged with one between front-wheel swing arm 16 and the trailing wheel swing arm 17 and can heightens connecting rod 18 with what the power between transmitted each other, and trailing wheel swing arm 17 or front-wheel swing arm 16 and a regulating handle 19 are connected.Front-wheel fulcrum 11 and trailing wheel fulcrum 12 are fixed on the casing 1; Be hinged with one between front-wheel swing arm 16 and the trailing wheel swing arm 17 and heighten connecting rod 18; The regulating handle 19 that in front-wheel swing arm 16 or trailing wheel swing arm 17, is connected, pulling regulating handle 19 make front-wheel swing arm 16 or trailing wheel swing arm 17 rotate around front-wheel fulcrum 11 or trailing wheel fulcrum 12, and corresponding wheel shaft and the wheel of that swing arm that then is pulled just rotates around fulcrum; And another wheel of connecting rod pulling rotates simultaneously; This has just realized the adjusted in concert of mower height, and front-wheel fulcrum 11 all can not move with the rotation of regulating handle 19 with trailing wheel fulcrum 12, makes fulcrum can not increase the running resistance of mower.
As shown in Figure 6, the middle part of front-wheel swing arm 16 and front-wheel fulcrum 11 are hinged, and an end and the front axle 14 of front-wheel swing arm 16 are connected, and the other end is with to heighten connecting rod 18 hinged; The middle part of trailing wheel swing arm 17 is with to heighten connecting rod 18 hinged, and an end and the hind axle 15 of trailing wheel swing arm 17 are connected, and the other end and trailing wheel fulcrum 12 are hinged.Front-wheel fulcrum 11 is fixed on the casing 1; And it is hinged on the middle part of front-wheel swing arm 16, not only can self not turn to the running resistance that increases mower with lower position, ground, and itself overhead has bigger distance; Can not cause bigger resistance to going of mower; Trailing wheel fulcrum 12 is fixed on the casing 1, and it is hinged on the middle part of trailing wheel swing arm 17, not only can self not turn to the running resistance that increases mower with lower position, ground; And itself bigger distance is arranged overhead, can not cause bigger resistance to going of mower.One end and the trailing wheel swing arm 17 of regulating handle 19 are connected; The other end can coil 20 clampings with a sour jujube, and regulating handle 19 also is connected with an end of an extension spring 21, and the other end of extension spring 21 and casing 1 are connected; The draw-in groove that even setting is arranged on the sour jujube dish 20; And have extension spring 21 to be connected between handle and the casing 1, and after regulating the mowing height, can handle be fixed in the corresponding draw-in groove, thus fixing that the mowing of mower is highly fixing; Regulating handle 19 is longer, and stretches to the mower arm rest, and this can transfer the operating personnel easily, and can regulate in motion, need not to squat down or mower cuts out.
Embodiment two:
Like Fig. 7 and shown in Figure 8, the content of present embodiment is roughly identical with embodiment one, and different is: respectively be fixed with a gear 31 on trailing wheel fulcrum 12 and the hind axle 15; Two gears 31 are meshing with each other, and trailing wheel fulcrum 12 is radial and axial with the casing location and circumferentially can freely rotate, and is installed with on the trailing wheel fulcrum 12 and exports belt pulley 22; Power unit 2 is connected with an input belt pulley 23, and output belt pulley 22 is connected through driving-belt 24 with input belt pulley 23, is fixed with a regulating wheel 25 that is connected on the driving-belt 24 on the casing 1; Output belt pulley 22 comprises half wheel body 1 that is connected on the trailing wheel fulcrum 12 and is movably connected in half wheel body 2 27 on the trailing wheel fulcrum 12; Be connected with between input belt pulley 23 and the regulating wheel 25 that driving-belt 24, half wheel bodys 2 27 can move axially on trailing wheel fulcrum 12 and form a V-shape belt groove with half wheel body 1, driving-belt 24 is socketed in the V-shape belt groove; Be provided with the adjustment structure 28 that to regulate relative position between regulating wheel 25 and the casing 1 between casing 1 and the regulating wheel 25; Regulate the position of regulating wheel 25 through adjustment structure 28, thereby change the tensile force of driving-belt 24, when the tensile force of driving-belt 24 increases; Can compress half wheel body 2 27; Half wheel body 2 27 is being moved along trailing wheel fulcrum 12, and then driving-belt 24 move down toward the V-shape belt groove of half wheel body 2 27 and half wheel body, one 26 compositions; Change the radius of turn of driving-belt 24 on trailing wheel fulcrum 12; Under the situation of input shaft rotational speed inconvenience, this has just changed the rotating speed of trailing wheel fulcrum 12, realizes the electrodeless variable-speed of trailing wheel fulcrum 12.
Like Fig. 8, Fig. 9 and shown in Figure 10, adjustment structure 28 comprises an auxiliary connecting rod 29, and the middle part of auxiliary connecting rod 29 and casing 1 are hinged; One end of auxiliary connecting rod 29 and the wheel shaft of regulating wheel 25 are hinged; The other end and casing 1 are connected with a drag-line, and drag-line can spur the middle part pin joint rotation of auxiliary connecting rod 29 along this auxiliary connecting rod 29, rotates through the pin joint of drag-line pulling connecting rod around the middle part; Change the relative position between regulating wheel 25 and the casing 1, thereby change the tensile force of driving-belt 24.Adjustment structure 28 also comprises a back-moving spring 30, and an end and the connecting rod of back-moving spring 30 are connected, and the other end and casing 1 are connected, and back-moving spring 30 can be given pretightning force of connecting rod, so that to the accurate adjusting of regulating wheel 25 positions.
Like Figure 11 and shown in Figure 12, be fixed with baffle plate 1 through location bearing on the trailing wheel fulcrum 12, the periphery of baffle plate 1 is enclosed with one can have an end sleeve 34 along what slide on baffle plate one 32 lateral surfaces; The bottom of sleeve 34 is provided with through hole 35 and is slidingly connected on the trailing wheel fulcrum 12; The opening part of sleeve 34 is fixed with baffle plate 2 33, against compression spring 36 is arranged, is provided with a plane bearing 37 between baffle plate 2 33 and half wheel body 2 27 between baffle plate 1 and the baffle plate 2 33; The end face and the baffle plate 2 33 of plane bearing 37 are connected; The outer surface of another end face and half wheel body 2 27 is connected, and baffle plate 1 is circular, and its center is connected on the trailing wheel fulcrum 12 through bearing holder (housing, cover); Sleeve 34 is socketed on the baffle plate 1, and baffle plate 1 can slide on sleeve 34 inwalls; Baffle plate 2 33 and the opening part that is connected in sleeve 34; Between baffle plate 1 and the baffle plate 2 33 against have the compression spring 36; Can push compression spring 36 when that is to say sleeve 34, and sleeve 34, baffle plate 1, baffle plate 2 33 all can not rotate with trailing wheel fulcrum 12 together along 12 axially-movables of trailing wheel fulcrum; Plane bearing 37 comprises plane needle roller and two end faces that plane needle roller double team, and needle roller can guarantee that by radial arrangement load is evenly distributed; Plane needle roller and retainer assembly adopt the axle guiding, like this, even guiding surface also can obtain relatively low peripheral speed under at a high speed; In this pressure texture; The effect that plane bearing 37 mainly plays is to make baffle plate 2 33 neither influence the rotation of half wheel body 2 27 and trailing wheel fulcrum 12; Can also obtain the static panel of a relative casing 1, sleeve 34 is fixed on just can guarantee on this face that sleeve 34 is with 12 rotations of trailing wheel fulcrum.
The operation principle of this mower device is:
1, broken grass: the mowing blade 3 that is provided with at installing hole 6 places rotates, and the disconnected grass that drives in the broken careless chamber 7 of casing 1 lower surface annular drops out from the grass mouth, after end cap 9 is installed; Disconnected grass can not leave casing 1 from the grass mouth timely; But the circulation back is cut into broken grass more than 3 time by the mowing blade in broken careless chamber 7, drops from the lower end of broken careless chamber 7 then, removably connects between end cap 9 and the casing 1; Whether selection that can be in good time broken grass, and this kind stalk smashing apparatus is simple in structure effectively.
2, regulate the height of mowing: front-wheel fulcrum 11 is fixed on the casing 1 with trailing wheel fulcrum 12; Be hinged with a connecting rod between front-wheel swing arm 16 and the trailing wheel swing arm 17; A regulating handle 19 is connected in front-wheel swing arm 16 or trailing wheel swing arm 17; Pulling regulating handle 19 makes front-wheel swing arm 16 or trailing wheel swing arm 17 rotate around front-wheel fulcrum 11 or trailing wheel fulcrum 12; Wheel shaft and wheel that swing arm that then is pulled is corresponding just rotate around fulcrum, and another wheel of connecting rod pulling rotates simultaneously, and this has just realized the adjusted in concert of mower height; And front-wheel fulcrum 11 all can not move with the rotation of regulating handle 19 with trailing wheel fulcrum 12, makes fulcrum can not increase the running resistance of mower.
3, the electrodeless variable-speed of walking certainly: regulate the position of regulating wheels 25 through adjustment structure 28, thereby change the tensile force of driving-belt 24, when the tensile force of driving-belt 24 increases; Can compress half wheel body 2 27; Half wheel body 2 27 is being moved along trailing wheel fulcrum 12, and then the V-shape belt groove that past half wheel body 2 27 and half wheel body 1 are formed move down; Change the radius of turn of driving-belt 24 on trailing wheel fulcrum 12; Under the constant situation of the output speed of power unit 2, this has just changed the rotating speed of trailing wheel fulcrum 12 driving-belt 24, realizes the speed change of trailing wheel fulcrum 12.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although the possibility of using other term do not got rid of in terms such as this paper has used casing, power unit, mowing blade, front-wheel, trailing wheel, installing hole, broken careless chamber, grass outlet, end cap, linking arm, front-wheel fulcrum, trailing wheel fulcrum, buckle, front axle, hind axle, front-wheel swing arm, trailing wheel swing arm, heightens connecting rod, regulating handle, sour jujube dish, extension spring, output belt pulley, input belt pulley, driving-belt, regulating wheel, half wheel body, one, half wheel body two, adjustment structure, auxiliary connecting rod, back-moving spring, gear, baffle plate one, baffle plate two, sleeve, through hole, compression spring, plane bearing morely.Using these terms only is in order to describe and explain essence of the present invention more easily; It all is contrary with spirit of the present invention being construed to any additional restriction to them.
Claims (10)
1. mower device; Comprise a casing (1), power unit (2), mowing blade (3) and main shaft; Both sides are respectively equipped with front-wheel (4) and trailing wheel (5) before and after the described casing (1); It is characterized in that described power unit (2) is connected in the upper surface of casing (1), described mowing blade (3) is arranged on the lower surface of casing (1); Described casing (1) middle part offers runs through the installing hole (6) of two end faces up and down; Described main shaft is plugged in the installing hole (6) and the two ends of this main shaft connect described power unit (2) and mowing blade (3) respectively, and the lower surface of described casing (1) is provided with an annular broken careless chamber (7) with installing hole (6) coaxial line, and described mowing blade (3) is positioned at broken careless chamber (7).
2. mower device according to claim 1; It is characterized in that; The rear end of said casing (1) is provided with a grass outlet (8) that is communicated with broken careless chamber (7); The rear end of said casing (1) also is provided with an end cap (9) that can grass outlet (8) be blocked, and described end cap (9) removably connects with casing (1).
3. mower device according to claim 2; It is characterized in that; Described end cap (9) is provided with several linking arms (10), is equipped with a buckle (13) on each linking arm (10), and described front-wheel (4) is connected with casing (1) through front-wheel fulcrum (11); Described trailing wheel (5) is connected with casing (1) through trailing wheel fulcrum (12), described buckle (13) can with trailing wheel fulcrum (12) clamping of mower.
4. mower device according to claim 3; It is characterized in that; Described front-wheel fulcrum (11) and trailing wheel fulcrum (12) are all fixing with casing (1); The core wheel place of each front-wheel (4) all be plugged with one can with front-wheel (4) front axle (14) in relative rotation; The core wheel place of each trailing wheel (5) all be plugged with one can with trailing wheel (5) hind axle (15) in relative rotation; The two ends of said front-wheel fulcrum (11) respectively are hinged with the front-wheel swing arm (16) that can radially rotate around front-wheel fulcrum (11); Described front axle (14) is connected in the front-wheel swing arm (16), and the two ends of said trailing wheel fulcrum (12) respectively are hinged with the trailing wheel swing arm (17) that can radially rotate around trailing wheel fulcrum (12), and described hind axle (15) is connected in the trailing wheel swing arm (17); Also be hinged with one between described front-wheel swing arm (16) and the trailing wheel swing arm (17) and can heighten connecting rod (18) with what the power between transmitted each other, described trailing wheel swing arm (17) or front-wheel swing arm (16) are connected with a regulating handle (19).
5. mower device according to claim 4; It is characterized in that; The middle part of said front-wheel swing arm (16) and front-wheel fulcrum (11) are hinged, and an end of described front-wheel swing arm (16) and front axle (14) are connected, and the other end is with to heighten connecting rod (18) hinged; The middle part of said trailing wheel swing arm (17) is with to heighten connecting rod (18) hinged, and an end of said trailing wheel swing arm (17) and hind axle (15) are connected, and the other end and trailing wheel fulcrum (12) are hinged.
6. according to claim 4 or 5 described mower devices; It is characterized in that; One end of said regulating handle (19) and trailing wheel swing arm (17) are connected; The other end can with (20) clamping of sour jujube dish, described regulating handle (19) also is connected with an end of an extension spring (21), the other end of described extension spring (21) and casing (1) are connected.
7. according to claim 1 or 2 or 3 described mower devices; It is characterized in that; Described trailing wheel fulcrum (12) and hind axle (15) respectively are fixed with a gear (31); Two gears (31) are meshing with each other; Described trailing wheel fulcrum (12) is radial and axial all with casing (1) location and circumferentially can freely rotate; Be installed with output belt pulley (22) on the described trailing wheel fulcrum (12); Described power unit (2) is connected with an input belt pulley (23), and described output belt pulley (22) is connected through driving-belt (24) with input belt pulley (23), is fixed with a regulating wheel (25) that is connected on the driving-belt (24) on the described casing (1); Described output belt pulley (22) comprises and is connected in half wheel body one (26) on the trailing wheel fulcrum (12) and is movably connected in half wheel body two (27) on the trailing wheel fulcrum (12); Described half wheel body two (27) can move axially on trailing wheel fulcrum (12) and form a V-shape belt groove with half wheel body one (26), and described driving-belt (24) is socketed in the V-shape belt groove, is provided with the adjustment structure (28) that can regulate relative position between regulating wheel (25) and the casing (1) between described casing (1) and the regulating wheel (25).
8. mower device according to claim 7; It is characterized in that; Described adjustment structure (28) comprises an auxiliary connecting rod (29), and the middle part of said auxiliary connecting rod (29) and casing (1) are hinged, and the wheel shaft of an end of said auxiliary connecting rod (29) and regulating wheel (25) is hinged; The other end and casing (1) are connected with a drag-line, and described drag-line can spur the middle part pin joint rotation of auxiliary connecting rod (29) along this auxiliary connecting rod (29).
9. according to claim 7 or 8 described mower devices, it is characterized in that described adjustment structure (28) also comprises a back-moving spring (30), an end of said back-moving spring (30) and auxiliary connecting rod (29) are connected, and the other end and casing (1) are connected.
10. mower device according to claim 9; It is characterized in that; Described trailing wheel fulcrum (12) is gone up and is fixed with baffle plate one (32) through location bearing; The periphery of said baffle plate one (32) is enclosed with one can have an end sleeve (34) along what slide on baffle plate one (32) lateral surface, and the bottom of described sleeve (34) is provided with through hole (35) and is slidingly connected on the trailing wheel fulcrum (12), and the opening part of said sleeve (34) is fixed with baffle plate two (33); Between described baffle plate one (32) and the baffle plate two (33) against compression spring (36) is arranged; Be provided with a plane bearing (37) between described baffle plate two (33) and half wheel body two (27), the end face and the baffle plate two (33) of said plane bearing (37) are connected, and the outer surface of another end face and half wheel body two (27) is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210271813.5A CN102771249B (en) | 2012-07-31 | 2012-07-31 | Mowing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210271813.5A CN102771249B (en) | 2012-07-31 | 2012-07-31 | Mowing machine |
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| CN102771249A true CN102771249A (en) | 2012-11-14 |
| CN102771249B CN102771249B (en) | 2015-04-08 |
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| CN201210271813.5A Active CN102771249B (en) | 2012-07-31 | 2012-07-31 | Mowing machine |
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| CN103004379A (en) * | 2012-12-29 | 2013-04-03 | 福建惠林机械有限公司 | Direct-blanking biological grass cutting lawn mower |
| CN103299777A (en) * | 2013-06-21 | 2013-09-18 | 苏州金威特工具有限公司 | Mower throttle control mechanism |
| CN103299787A (en) * | 2013-06-28 | 2013-09-18 | 苏州金威特工具有限公司 | Mower with foot board arranged at mower end |
| CN103843514A (en) * | 2012-11-28 | 2014-06-11 | 苏州宝时得电动工具有限公司 | Power mower |
| CN105751891A (en) * | 2016-03-29 | 2016-07-13 | 宁波市德霖机械有限公司 | Stepless speed control mechanism of lawn mower |
| CN105830623A (en) * | 2016-05-26 | 2016-08-10 | 常州格力博有限公司 | Mower |
| CN105970869A (en) * | 2016-07-06 | 2016-09-28 | 徐子桐 | Self-stabilizing type automatic walking equipment on concrete roads |
| CN106087836A (en) * | 2016-07-06 | 2016-11-09 | 徐子桐 | A kind of locking support type asphalt concrete road mobile device |
| CN107711041A (en) * | 2017-10-24 | 2018-02-23 | 苏州科瓴精密机械科技有限公司 | Robot hay mover |
| CN109258066A (en) * | 2017-04-11 | 2019-01-25 | 陶如意 | A kind of scissor grass trimmer for municipal Garden Engineering |
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| CN105970869B (en) * | 2016-07-06 | 2018-06-15 | 蒋加顺 | A kind of self-stabilising concrete road automatic running device |
| CN109258066A (en) * | 2017-04-11 | 2019-01-25 | 陶如意 | A kind of scissor grass trimmer for municipal Garden Engineering |
| CN107711041A (en) * | 2017-10-24 | 2018-02-23 | 苏州科瓴精密机械科技有限公司 | Robot hay mover |
| CN107711041B (en) * | 2017-10-24 | 2024-05-03 | 苏州科瓴精密机械科技有限公司 | Robot mower |
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Inventor after: Jiang Junbo Inventor after: Bao Wenguo Inventor after: Zhu Junhua Inventor after: Jiang Jinbiao Inventor after: Li Huan Inventor before: Bao Wenguo Inventor before: Zhu Junhua Inventor before: Jiang Jinbiao Inventor before: Jiang Junbo Inventor before: Li Huan |
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Free format text: CORRECT: INVENTOR; FROM: BAO WENGUO ZHU JUNHUA JIANG JINBIAO JIANG JUNBO LI HUAN TO: JIANG JUNBO BAO WENGUO ZHU JUNHUA JIANG JINBIAO LI HUAN |
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