Disclosure of an invention
Therefore, Sulky rice transplanter of the present invention is planted machine in the configuration of the rear portion of traveling machine body, is connected at the mechanism of planting that this plants machine linkedly at prime mover of being located at traveling machine body; Wherein, plant mechanism by extending support before and after a plurality of tubuloses that extend along fore-and-aft direction, extend support about the tubulose that is set up in that this front and back are extended between support leading section and extends along left and right sides width, be connected with end support behind the tubulose that extends back-end support portion before and after each and extend along left and right sides width, form the transmission case of pipe holder shape, interconnect the leading section of the driving shaft that can be contained in each front and back extension support freely to rotate linkedly by the couple axle that extends support about can being contained in freely to rotate, and connect the arm axle of planting that can be contained in the back end support freely to rotate linkedly by combined clutch in the rearward end of each driving shaft, planting arm axle at this connects linkedly and has the arm of planting of planting pawl, and, at back end support configuration combinations thereof clutch.
In addition, combined clutch is being planted the travelling gear that arm axle is connected linkedly with driving shaft movingly, can dispose clutch with being free to slide and make kinetoplast along planting axle, it is thereby that connection status or dissengaged positions carry out the clutch start with planting arm axle that this clutch start body is used for by making this travelling gear, and, with stop member be configured in plant arm axle near, this stop member only is used for allowing clutch to make kinetoplast and slides, make travelling gear and plant arm axle the driving that is dissengaged positions, stops to plant arm in this clutch is made the regulation angle of revolution scope of kinetoplast.
In addition, stop member only be in the angle of revolution that clutch is made kinetoplast plant pawl above buoyancy aid the time the angle of revolution and plant pawl and take out occasion between the angle of revolution of position of rice shoot and allow clutch to make kinetoplast to slide.
In addition, only form the coupling recess that engages stop member in this clutch is made the regulation angle of revolution scope of kinetoplast at clutch start body, the end of this coupling recess forms skewed.
Sulky rice transplanter of the present invention is planted machine in the configuration of the rear portion of traveling machine body, plants the mechanism of planting of planting operation that rice shoot is carried out in the machine setting at this, this is planted mechanism be connected to prime mover of being located at traveling machine body linkedly.
Plant mechanism by extending support before and after a plurality of tubuloses that extend along fore-and-aft direction, being set up between this front and back extension support leading section and along about the tubulose of left and right sides width extension and extending support and be connected with end support behind the tubulose that extends back-end support portion before and after each and extend, the transmission case of formation pipe holder shape along left and right sides width.
For this reason, can realize planting the lightweight of mechanism, and can improve assembling operation, realize cheapization of manufacturing cost.
And, interconnect the leading section of the driving shaft that can be contained in each front and back extension support freely to rotate linkedly by the couple axle that extends support about can being contained in freely to rotate, and connect the arm axle of planting that can be contained in the back end support freely to rotate linkedly by combined clutch in the rearward end of each driving shaft, planting arm axle at this connects linkedly and has the arm of planting of planting pawl, so, the transmission of power structure of planting mechanism can be simplified, the miniaturization and of mechanism and cheapization of manufacturing cost can be realized planting thus.
In addition, because in back end support configuration combined clutch, so, can improve the assembling operation of combined clutch.
Specifically, combined clutch is being planted the travelling gear that arm axle is connected linkedly with driving shaft movingly, can dispose clutch with being free to slide and make kinetoplast along planting arm axle, it is thereby that connection status or dissengaged positions carry out the clutch start with planting arm axle that this clutch start body is used for by making this travelling gear, and, with stop member be configured in plant arm axle near, this stop member only is used for allowing clutch to make kinetoplast and slides in this clutch is made the regulation angle of revolution scope of kinetoplast, making travelling gear and planting arm axle is dissengaged positions, stops to plant the driving of arm.
So, can make the combined clutch miniaturization as much as possible.
And, since only make when the angle of revolution that clutch is made kinetoplast be in plant the angle of revolution of pawl above buoyancy aid the time with plant pawl when taking out between the angle of revolution of position of rice shoot the permission clutch do the kinetoplast slip, so, when the clutch start, the leading section of planting pawl can not stop under the state that is positioned at below the buoyancy aid, can prevent to plant pawl and field face and road surface and collide and breakage, and can under the state that keeps rice shoot, stop to plant pawl, not waste rice shoot.
In addition, make kinetoplast at clutch, only form the coupling recess that in this clutch is made the regulation angle of revolution scope of kinetoplast, engages stop member, form the end of this coupling recess skewed, so, can successfully engage stop member in the coupling recess that rotating clutch is made kinetoplast, successfully make the combined clutch start.
The optimised form that carries out an invention
Specify the present invention with reference to the accompanying drawings.
Sulky rice transplanter 1 of the present invention liftably is connected with the machine of planting 3 at the rear portion of the traveling machine body 2 that can constitute voluntarily by elevating mechanism 4 as shown in Figure 1.
Traveling machine body 2 as shown in Figure 1, at the bottom of frame 5 configuration running part 6, in addition, in preceding upper lateral part configuration prime mover portion 7 of frame 5, in position configuration driver behavior portion 8 near these prime mover portion 7 rears.
Frame 5 is such as depicted in figs. 1 and 2, is setting up the front tube 11 of extending the hollow cylindrical that is provided with towards left and right sides width between the person in charge's 9,10 of the pair of right and left rectangular cross section that extends leading section towards front and back.
In addition, frame 5 is being responsible for 9, set up the engine mounting pipe 12 cylindraceous that extends towards left and right sides width between 10 front side middle part, between these engine mounting pipe 12 central portions and front tube 11 central portions, set up towards front and back to the engine mounting plate 13 that extends, in addition, in the central rear of engine mounting pipe 12 pair of right and left gearbox frame support bracket 14 is installed, 15, in addition, to be responsible for 9,10 rear portion forms low early and high after skewed, be responsible for 9 at this, the low skewed pair of right and left section in high back was the tipping tube 16 of rectangle before 10 rearward end was connected with and extends into, 17 leading section is being installed on the gearbox frame support bracket 14 of above-mentioned engine mounting pipe 12,15 with tipping tube 16, set up between 17 rearward end towards front and back to the gearbox 18 that extends.Among the figure, symbol 19 is for being set up in the seat support column of the door shape of being responsible between 9,10 middle parts, symbol 20,21 is for being installed on the pedal support column of being responsible for 9,10 middle parts with the state that extends towards left and right sides width, symbol 22 is for being used to regulate the pair of right and left weight of body front and back weight balancing, symbol 23 is planted for periphery and is used concentrator marker, and symbol 24 is middle concentrator marker.
Running part 6 is such as depicted in figs. 1 and 2, at the integrally formed front axle housing 25 of the front side portion of gearbox 18, connect pair of right and left front vehicle wheel 26,27 linkedly at this front axle housing 25, at the integrally formed rear axle housing 28 of the rear lateral portion of gearbox 18, connect pair of right and left rear wheel 29,30 linkedly at this rear axle housing 28.
Prime mover portion 7 is such as depicted in figs. 1 and 2, at the engine 31 of the top of engine mounting plate 13 mounting as prime mover, connects gearbox 18 linkedly at this engine 31.
Prime mover portion 7 is position configuration fuel tank 32 directly over engine 31, by hood 33 covering engines 31, and the preparation that is used for mounting preparation rice shoot in the configuration of the left and right sides location of this hood 33 platform 34,34 that transplants seedlings.
As shown in Figure 1, driver behavior portion 8 erects at hood 33 steering column 35 is set, at the upper end of this steering column 35 configuration steering wheel 36, at this position configuration seat 37 near steering wheel 36 rears.
In addition, gear lever 38 that driver behavior portion 8 can use to the variable speed operation of swinging operation ground configuration traveling machine body 2 towards front and back in the left side of hood 33 and the clutch operating lever 39 that also can carry out clutch operating from engine body exterior, and can carry out operated by foot ground configuration clutch pedal 40, in addition, can be in the right side of seat 37 towards front and back to the configuration of swinging operation ground be used to the machine of planting 3 descending operation plant elevating lever 41.
In addition, driver behavior portion 8 is at the left and right sides of hood 33 sidepiece configuration pair of right and left front running board 44,44, and configuration cover body 45 forms base plate by front running board 44,44 and cover body 45 from seat 37 bottoms to left and right sides sidepiece.Among the figure, symbol 46 is for being formed at the boarding pedal of cover body 45.
Plant machine 3 as shown in Figure 1, connect at the rear portion of elevating mechanism 4 and plant mechanism 53, the high low skewed mounting setting afterwards platform 47 that transplants seedlings before this plants the top of mechanism 53.Among the figure, symbol 48 is a buoyancy aid.
As shown in Figure 2, the base end part that connects PTO shaft coupling 50 at PTO output shaft 49 leading sections that protrude towards the rear from gearbox 18 middle parts linkedly, the base end part that connects relay axis 51 at the leading section of this PTO shaft coupling 50 linkedly, the base end part that connects conduction axis 52 at the leading section of this relay axis 51 linkedly, connect the leading section of this conduction axis 52 linkedly planting mechanism 53, thus with transmission of power to the machine of planting 3.
But elevating mechanism 4 easy on and off between the top of the tipping tube 16,17 at traveling machine body 2 rear portions is installed connecting rod 54,54 on the pair of right and left pivotally, but easy on and off is installed pair of right and left lower link 55,55 pivotally between the middle part of tipping tube 16,17, make turning down on the pair of right and left lifting linking member 56,56 that is connected in this lower link 55,55 by lift cylinders (omitting diagram), thereby make the machine of planting 3 liftings.
As shown in Figure 3, planting mechanism 53 is extended support 57,58,59, is set up in these front and back and extends and extend support 60,61 about 2 tubuloses that extend along left and right sides width between support 57,58,59 leading sections and be connected with the transmission case 65 that forms the pipe holder shape in the end support 62,63,64 behind the tubulose of left and right sides width extension that extends support 57,58,59 rearward end before and after each by the front and back along 3 tubuloses that extend along fore-and-aft direction of left and right sides width devices spaced apart ground configuration.Among the figure, symbol 66 for extend before and after being arranged on support 57,58,59 with about hollow form connector between the extension support 60,61.
Like this, in the present embodiment, because the transmission case 65 that will plant mechanism 53 forms the pipe holder shape, so, can realize planting the lightweight and the cost degradation of mechanism 53.
In addition, plant mechanism 53 and extend support 57 in front and back, 58,59 can accommodate driving shaft 67 respectively freely to rotate, 68,69, in addition, about extend support 60,61 difference are collecting company's moving axis 70 freely to rotate, 71, in addition, at back end support 62,63,64 can accommodate freely to rotate respectively and plant arm axle 72,73,74, the driving shaft 68 that connects central authorities at PTO output shaft 49 linkedly, and by couple axle 70,71 linkedly with driving shaft 67,68,69 leading section links together, at each driving shaft 67,68,69 rearward end is by combined clutch 75,76, arm axle 72 is planted in 77 connections linkedly, 73,74.Among the figure, symbol 78 is for being used for moving back and forth towards the left and right sides width lateral transfer mechanism of seedling carrying stand 47.
Owing to connect driving shaft 67,68,69, couple axle 70,71 like this in transmission case 65 inside of pipe holder shape linkedly and plant arm axle 72,73,74, so, the transmission of power structure of planting mechanism 53 is simplified, can be realized planting the miniaturization and of mechanism 53 and cheapization of manufacturing cost.
Particularly, can improve the assembling operation of combined clutch 75,76,77 by internal configurations combined clutch 75,76,77 at each back end support 62,63,64.
Respectively plant arm axle 72,73,74 and be connected linkedly by front side crank 81 and have the middle part of planting arm 80 of planting pawl 79`, the rearward end of planting arm 80 is connected the rearward end of the supporting mass 82 that is installed on end support 62,63,64 tops, back by rear side crank 83.
Each combined clutch 75,76,77 is a same configuration, the following describes the structure of the combined clutch 75 in left side.As Fig. 5-shown in Figure 7, combined clutch 75 is being planted the travelling gear (bevel gear) 84 that arm axle 72 can be freely to rotate be connected with driving shaft 67 movingly linkedly, thereby will make kinetoplast 85 and plant arm axle 72 by the chimeric clutch that connects linkedly of spline by making this travelling gear 84 and planting clutch that arm axle 72 carries out the clutch start for connection status or dissengaged positions and make kinetoplast 85 and can dispose with being free to slide along planting arm axle 72.Among the figure, symbol 86 is a spline, and symbol 87 applies and use spring for being used for making elastic force that kinetoplast 85 applies elastic force towards 84 pairs of clutches of travelling gear, and symbol 93 is a bearing, and symbol 94 is a bevel gear, and symbol 95 is a supporting mass.
As shown in Figure 5 and Figure 8, travelling gear 84 forms the skewed flank of tooth 89 in the end of gear body 88 cylindraceous, and forms the part of this flank of tooth 89 is cut into concavity along the axis of gear body 88 2 graft union 90 along the circumferentially spaced compartment of terrain.
On the other hand, as Fig. 5 and shown in Figure 9, clutch is made kinetoplast 85 and is formed 2 clutch claws 92 that protrude along the axis of making kinetoplast body 91 along the circumferentially spaced compartment of terrain in the end of making kinetoplast body 91 cylindraceous.
Make kinetoplast 85 as clutch and apply elastic force towards travelling gear 84 by the elastic force that elastic force applies with spring 87, make the clutch claw 92 of kinetoplast 85 by graft union 90 engaging clutches of travelling gear 84, travelling gear 84 and plant arm axle 72 and become connection status then, on the other hand, making kinetoplast 85 resistance elastic forces as clutch applies the direction of leaving travelling gear 84 with the elastic force edge of spring 87 and moves, remove the engaging of graft union 90 of clutch claw 92 that clutch makes kinetoplast 85 and travelling gear 84, then travelling gear 84 with plant arm axle 72 and become dissengaged positions.
Like this, in the present embodiment, do the graft union 90 that the clutch claw 92 of kinetoplast 85 is engaged owing to be integrally formed into clutch with travelling gear 84 in the part of the flank of tooth 89 of travelling gear 84, so, there is no need to be provided for to make the member that the clutch claw 92 of kinetoplast 85 engages with clutch, can reduce number of components, and make combined clutch 75,76,77 miniaturization ands.
And, in the present embodiment,,, manufacturing cost is reduced so the graft union 90 that can also be shaped in by hot investment casting shaping travelling gear 84 forms graft union 90 easily because the flank of tooth 89 of travelling gear 84 forms concavity with graft union 90 relatively.
In addition, as Fig. 5-shown in Figure 7, combined clutch 75 forms the opening 96,97 that is processed to form by bulging at the front and rear of back end support 62, opening 96 in the front side embeds and connects the rearward end that support 57 is extended in front and back, opening 97 coverings at rear side are provided with discoideus lid 98, the opening 99 that bulging is processed to form is also formed at the top at back end support 62, at this opening 99 the clutch operating member supporting body 101 that is used to support clutch operating member 100 is installed, this clutch operating member 100 is used to carry out the connection of combined clutch 75 and cuts off start.
Clutch operating member supporting body 101 forms columned Embedded Division 102 in the bottom, opening 99 on the top of back end support 62 embeds these Embedded Divisions 102, install by fixed-use bolt 104 at the carriage 103 that is installed on end support 62 tops, back, from above through hole 105 below penetrating into columned clutch operating member 100 can be installed freely to rotate.Symbol 112 is a seal.
Like this, opening 99 is formed at the top at back end support 62, at this opening 99 the clutch operating member supporting body 101 that is used to support clutch operating member 100 is installed, so, can will be installed with travelling gear 84 and clutch do kinetoplast 85 plant arm axle 72 be installed to the back end support 62 after, the clutch operating member supporting body 101 of having adorned clutch operating member 100 is installed, is improved assembling operation.
And, only need pull down clutch operating member supporting body 101, can constitute the parts for maintenance operation that travelling gear 84, clutch are made kinetoplast 85, planted combined clutch 75 such as arm axle 72, improve the maintainability of combined clutch 75.
The Embedded Division 102 of the opening 99 embeddeding clutch control member supporting masses 101 that are processed to form at bulging particularly, thereby the opening 99 at back end support 62 is installed clutch operating member supporting body 101, so, can improve installation accuracy, in addition, because do not use wet goods to install, so, maintainability can be improved.
Clutch operating member 100 forms operation pawl 106 in the bottom, this operation pawl 106 is bonded on the flange part 107 that clutch is made kinetoplast 85, in addition, clutch lever 108 is installed in the upper end.In the drawings, symbol 109 is used spring for elastic force applies, and symbol 110 is used hold-down screw for elastic force applies, and symbol 111 is an adjustable plate.
In addition, as shown in Figure 3, pass through clutch operating drag-line 118 at each clutch operating member 100,119,120 connect the action bars (having omitted diagram) that is disposed at platform 47 back sides of transplanting seedlings linkedly, each clutch operating drag-line 118,119,120 outer maintainance set 121,122,123 are installed on each front and back extends support 57,58,59, thereby extend support 57 along each front and back, 58,59 install each clutch operating drag-line 118,119,120, each clutch operating drag-line 118,119,120 do not contact the rotating arm 80 of planting, front and back side crank 81,83 and towards the horizontal transfer mechanism 78 of move left and right, seedling carrying stand 47 etc.
When utilizing clutch lever 108 to make 100 revolutions of clutch operating member, operation pawl 106 pushing clutches are made the flange part 107 of kinetoplast 85, clutch is made kinetoplast 85 resistance elastic forces and is applied the direction of leaving travelling gear 84 with the elastic force court of spring 87 and move, remove the engaging of graft union 90 of clutch claw 92 that clutch makes kinetoplast 85 and travelling gear 84, make travelling gear 84 and plant arm axle 72 and become dissengaged positions.
In addition, near planting arm axle 72 stop member 113 is installed at clutch operating member supporting body 101, thereby this stop member 113 only is used for allowing in clutch is made the regulation angle of revolution scope of kinetoplast 85 clutch to make kinetoplast 85 to slide to make travelling gear 84 and plant arm axle 72 and is dissengaged positions along planting arm axle 72, stops to plant the driving of arm 80.
Promptly, below the Embedded Division 102 of clutch operating member supporting body 101, in plant arm axle 72 directly over the position towards planting arm axle 72 screw engagement stop members 113, the end face of making kinetoplast 85 at clutch is to form the coupling recess 114 that stop member 113 engages along the state that circumferentially extends, the both ends 115,116 of this coupling recess 114 form skewed.
Can be engaged in the occasion that clutch is made the coupling recess 114 of kinetoplast 85 at stop member 113, promptly make the occasion that kinetoplast 85 is positioned at regulation angle of revolution scope at clutch, when utilizing clutch lever 108 to make 100 revolutions of clutch operating member, the coupling recess 114 of making kinetoplast 85 at clutch engages stop member 113, clutch is made kinetoplast 85 and is moved along planting arm axle 72, on the other hand, can not make the occasion that the coupling recess 114 of kinetoplast 85 engages with clutch at stop member 113, promptly, make kinetoplast 85 at clutch and be in the extraneous occasion in regulation angle of revolution, even use clutch lever 108 to make 100 revolutions of clutch operating member, stop member 113 also contacts the end face 117 of making kinetoplast 85 at clutch, prevents that clutch from doing moving of kinetoplast 85.
The regulation angle of revolution scope that this clutch is made kinetoplast 85 as shown in Figure 10, the angle of revolution when being set at the front end of planting pawl 79 and being in buoyancy aid 48 top positions and plant pawl 79 and take out angle of revolution between the angle of revolution of position of rice shoots from seedling carrying stand 47.
Like this, in the present embodiment, stop member 113 is arranged on combined clutch 75, effect by this stop member 113, only make and to plant the angle of revolution of pawl 79 above buoyancy aid 48 time and allow clutch to do kinetoplast 85 edges when pawl 79 takes out between the angle of revolution of position of rice shoots to plant arm axle 72 slips with planting when the angle of revolution that clutch is made kinetoplast 85 is in, so, when clutch 75 starts, the leading section of planting pawl 79 can not stop under the state that is positioned at below the buoyancy aid 48, can prevent to plant pawl 79 collides and breakage with field face and road surface, and can under the state that keeps rice shoot, stop to plant pawl 79, do not waste rice shoot.
And, since stop member 113 be arranged on plant arm axle 72 near, so, can make combined clutch 75 miniaturizations as much as possible.
Particularly owing to stop member 113 is installed at clutch operating member supporting body 101, so, clutch operating member 100 and stop member 113 are installed in same member (clutch operating member supporting body 101), positional precision between the two improves, and can successfully carry out the clutch operating of clutch operating member 100.
In addition, in the present embodiment, be located at clutch do the both ends 115,116 of the coupling recess 114 of kinetoplast 85 form skewed, so, can successfully engage stop member 113 in the coupling recess 114 that rotating clutch is made kinetoplast 85, the clutch start of combined clutch 75 is successfully carried out.The possibility of utilizing on the industry