CN101960182A - Riding - type rice transplanter - Google Patents
Riding - type rice transplanter Download PDFInfo
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- CN101960182A CN101960182A CN200980107746XA CN200980107746A CN101960182A CN 101960182 A CN101960182 A CN 101960182A CN 200980107746X A CN200980107746X A CN 200980107746XA CN 200980107746 A CN200980107746 A CN 200980107746A CN 101960182 A CN101960182 A CN 101960182A
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- travels
- speed
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- 235000007164 Oryza sativa Nutrition 0.000 title abstract description 6
- 235000009566 rice Nutrition 0.000 title abstract description 6
- 240000007594 Oryza sativa Species 0.000 title 1
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims description 52
- 230000008859 change Effects 0.000 claims description 41
- 230000009471 action Effects 0.000 claims description 34
- 230000033001 locomotion Effects 0.000 claims description 18
- 230000004044 response Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 241000209094 Oryza Species 0.000 abstract description 5
- 230000000881 depressing effect Effects 0.000 abstract 2
- 230000001276 controlling effect Effects 0.000 description 24
- 230000005520 electrodynamics Effects 0.000 description 10
- 230000014509 gene expression Effects 0.000 description 5
- 244000287680 Garcinia dulcis Species 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000009193 crawling Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000010977 unit operation Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000003042 antagnostic effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000027455 binding Effects 0.000 description 1
- 238000009739 binding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/003—Transplanting machines for aquatic plants; for planting underwater, e.g. rice
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/04—Ratio selector apparatus
- F16H59/06—Ratio selector apparatus the ratio being infinitely variable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/437—Pump capacity control by mechanical control means, e.g. by levers or pedals
Abstract
A riding - type rice transplanter comprises a traveling frame (2) having traveling wheels (5, 6) driven by an engine (7), a seedling planting device (3) installed at the rear of the traveling frame (2), a traveling transmission (8(14)) for the traveling wheels (5, 6), and a gear shift pedal (12) installed at the operation control part (9) of the traveling frame. The riding - type rice transplanter further comprises an actuator (28) for shift-operating the traveling transmission and a detection means (24) for detecting the depressing operation and the releasing operation of the gear shift pedal (12). The actuator (28) operates the traveling transmission (8(14)) to an increase in speed when the detection device (24) detects the depressing operation of the gear shift pedal, and operates the traveling transmission (8(14)) to a decrease in speed when the detection means detects the releasing operation of the transmission pedal (12).
Description
Technical field
The present invention relates to the ride-type planting machine that seedling-transplanting device forms is installed in the rear portion or the front portion of the body that travels.In more detail, relate to the ride-type planting machine that the change of travelling speed is undertaken by foot-operated gear shift pedal.
Background technique
Under the situation that is the such automobile of passenger car, tractor, the change of the speed of a motor vehicle is generally undertaken by the adjusting of fuel injection amount, but, because the motor of planting machine not only travels, also carry out the driving of seedling-transplanting device, so, make the output of motor too change also bad, therefore, change the speed of a motor vehicle by the control speed changer that travels.
As an one example, in patent documentation 1, disclose with the speed change lever of the speed changers that will travel such as connecting rod and be arranged on the situation that the mechanicalness interlock links between the foot-operated gear shift pedal of running operation portion.In this patent documentation, if trample gear shift pedal, then speed changer becomes the speedup state, if remove trample (if gear shift pedal returns mobile) to gear shift pedal, then speed changer becomes deceleration regime.
Patent documentation 1: TOHKEMY 2003-220933 communique
Because if carry out the change of the speed of a motor vehicle by foot-operated gear shift pedal as patent documentation 1, then two hand skies are opened, so, compare with the situation of regulating the speed of a motor vehicle by the manually operated type bar, the processing ease of steering wheel operation, various bar classes, therefore, excellence aspect Security.
But, in the patent documentation 1, because gear shift pedal links by the speed change lever mechanicalness with the speed changer that travels such as connecting rod, so, the motion of gear shift pedal is immediately to the speed changer transmission of travelling, and worries because gear shift pedal trampled anxious starting of the body that travels or anxious the acceleration, perhaps owing to the releasing of trampling to gear shift pedal, the body that travels is anxious to slow down or the anxious problem that stops.That is, worry the to travel motion of speed changer is too responsive with respect to the response following of the motion of gear shift pedal.
Then, anxious starting of body or anxious acceleration the if travel, then owing to float the front portion of the body that travels, the seedling-transplanting device at rear portion descends, cause rice shoot to compare dark problem with specified value with respect to the planting depth of field face, in addition, slow down or anxious stopping, the easy lateral shift of the body that then travels, crawling if the above-mentioned body that travels is anxious.
In addition, as patent documentation 1 by connecting rod with the motion of gear shift pedal in the structure that the speed changer that travels transmits, also exist because of the resistance conduct of the speed change lever of the speed changer that travels resistance and play a role with respect to the motion of gear shift pedal, need the problem of big power, impact when making the speed change lever action or load to the so-called back attack phenomenon that gear shift pedal transmits to trampling of gear shift pedal, make the problem of variable speed operation and running operation sensation reduction.
The objective of the invention is to solve the problem relevant in the ride-type planting machine with these speed changes.
Summary of the invention
The present application has many-sided expansion.First invention wherein is the structure of upper notion, it is a kind of ride-type planting machine, described ride-type planting machine has the body that travels that has carried motor, be installed in the seedling-transplanting device at the rear portion of the above-mentioned body that travels adjusting height, running operation portion with seat is set on the above-mentioned body that travels, running vehicle wheel, with the power speed changing of above-mentioned motor and to the speed changer that travels of above-mentioned running vehicle wheel transmission, be used to change the foot-operated gear shift pedal of travelling speed, the driving type final controlling element that the control of the above-mentioned speed changer that travels is moved by the motion of the above-mentioned pedal of response carries out.
Second invention is in first invention, possess the mobile detection member of checking as electrical signal is moved and returned to trampling of above-mentioned gear shift pedal, above-mentioned detection member and above-mentioned final controlling element are when checking trampling of above-mentioned gear shift pedal mobile in above-mentioned detection member, above-mentioned final controlling element makes the above-mentioned speed changer speedup of travelling, when above-mentioned detection member checked returning of above-mentioned gear shift pedal mobile, above-mentioned final controlling element linked the mode that the above-mentioned speed changer that travels slows down.
The 3rd invention is in second invention, above-mentioned detection member can be checked the amount of movement of each unit time of gear shift pedal, in addition, the mode that above-mentioned final controlling element can change with the speed of a motor vehicle that can regulate each unit time is controlled the speed changer that travels, and clamps the controller of relation of the variance ratio of the amount of movement of the gear shift pedal that can regulate each unit time and the speed of a motor vehicle between above-mentioned detection member and final controlling element.
The 4th invention is in first~the 3rd invention, adopts electric motor as above-mentioned final controlling element.
The 5th invention is the subordinate concept of first~the 4th invention, on the basis of first~the 4th invention, the stopper mechanism that also possesses the rotational resistance that gives above-mentioned running vehicle wheel, the output of the above-mentioned speed changer that travels is connected to above-mentioned running vehicle wheel, the clutch mechanism that cuts off and switch an action component of above-mentioned stopper mechanism and clutch mechanism simultaneously, above-mentioned action component can switch to and make above-mentioned stopper mechanism is ON and to make above-mentioned clutch mechanism be that the halted state of travelling of OFF is OFF and to make above-mentioned clutch mechanism be the travelling state of ON with making above-mentioned stopper mechanism.Then, in the 5th invention, above-mentioned action component and above-mentioned gear shift pedal are halted state with above-mentioned action component under the state of not trampling above-mentioned gear shift pedal, and above-mentioned action component is that the mode of travelling state links under the state of having trampled above-mentioned gear shift pedal.
The 6th invention is in the 5th invention, running operation portion at the above-mentioned body that travels is provided with foot-operated brake pedal, above-mentioned brake pedal and above-mentioned action component are with when above-mentioned brake pedal is trampled, and the mode that the relation of above-mentioned action component partition and above-mentioned gear shift pedal becomes halted state links.
The invention effect
In first invention and since the motion of gear shift pedal through the driving type final controlling element to the speed changer transmission of travelling, so, can eliminate the situation that the speed changer tetchiness ground that travels responds the motion of gear shift pedal.Therefore, can prevent the anxious starting that trampling of gear shift pedal caused, the anxious acceleration, its result is, the preceding of the body that can prevent to travel falls, and preventing or obviously suppressing seedling becomes dark plantation state.In addition, move that the urgency cause stops, the anxious deceleration owing to can also prevent returning of gear shift pedal, so, can also prevent or obviously reduce the body that travels lateral shift, crawl.
In addition, the situation that load when carrying out gear shifting operation owing to the speed change lever that does not have the speed changer that travels and impact are transmitted to gear shift pedal as so-called recoil, so, can significantly improve variable speed operation and running sensation.
Though also can be by mechanicalness mechanism with the motion of gear shift pedal to the final controlling element transmission,, because if picture second invention, employing electro-detection member does not then need linkage part, so, favourable at design aspect.
In the 3rd invention, owing to for example can make the speedup degree slow at the initial stage of trampling operation of gear shift pedal (during starting), or make retardation slow in the latter stage (when stopping) that trampling of gear shift pedal removed operation, so, can make the velocity variations of the body that travels level and smooth, the stable machine that travels is travelled, and its result is, can further encourage and prevent dark plantation, prevents lateral shift, such effect of crawling.
Though can use oil hydraulic motor, the so various final controlling element of o as final controlling element,, if picture the 4th invention, adopt electric motor (preferred stepper motor), simple structure then, and can carry out the control of complexity.Therefore, the 4th invention is good mode in the present application.
According to the 5th invention, because if driver's pin leaves gear shift pedal, be OFF then at clutch mechanism, to the cut while of the transmission of power of running vehicle wheel, stopper mechanism is ON, and the rotation of running vehicle wheel stops, so, the travelling of body of travelling stops and can carrying out automatically and effectively, therefore, can improve the operability of planting machine.
In the plantation operation, exist for safety etc., must the anxious afield situation that stop.This o'clock, if step on brake pedal, the body that then travels had precedence over anxious the stopping of operation of gear shift pedal according to the 6th invention, so, can further improve operability.
Description of drawings
Fig. 1 is a side view of having used the ride-type planting machine of the present application.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the skeleton diagram of speed changer of travelling.
Fig. 4 is the plan view of expression mobility operation device.
Fig. 5 is that the V-V of Fig. 4 looks amplification view.
Fig. 6 is that the VI-VI of Fig. 4 looks amplification view.
Fig. 7 is the major component enlarged view of Fig. 4.
Fig. 8 is the figure of relation of the variance ratio of expression amount of movement of gear shift pedal and travelling speed.
Embodiment
Below, with reference to the accompanying drawings, embodiments of the present invention are described.
Among Fig. 1 and Fig. 2, the planting machine of symbol 1 expression ride-type.The seedling-transplanting device 3 that this ride-type planting machine 1 by the body 2 that travels, liftably is installed in the known in the past many ridges plantation formulas at its rear portion constitutes, and the above-mentioned body 2 that travels possesses by pairing left and right front wheel 5 and is similarly the body shell 4 that the rear wheel 6 of pairing left and right supports.
In addition, on the body shell 4 of the above-mentioned body 2 that travels, carrying motor 7, and carrying the speed changer 8 that travels that the appropriate speed change of power is transmitted from this motor 7 wheel 5,6 forwards, backwards, in view of the above, the above-mentioned body 2 that travels travels to the arrow A direction by four-wheel drive.
Have again, also on the body shell 4 of the above-mentioned body 2 that travels, setting possesses the running operation portion 9 of steering dish 10 and seat 11, the position on the right side of the above-mentioned steering dish 10 in the floor of this running operation portion 9, about be provided with side by side forwards to foot-operated gear shift pedal (accelerator pedal) 12 and equally forwards to foot-operated brake pedal 13.These pedals 12,13 rotate and freely are installed on the above-mentioned body shell 4.
As shown in Figure 3, the above-mentioned speed changer 8 that travels possesses the stepless speed changing mechanism 14 of HST formula (hydrostatic formula).This HST formula stepless speed changing mechanism 14 has by from the oil hydraulic pump 15 of the power-actuated changable type of above-mentioned motor 7, by the hydraulically powered oil hydraulic motor 16 from this oil hydraulic pump 15, by the angle of inclination of changing the swash plate 15a of above-mentioned oil hydraulic pump 15, the travelling speed of the above-mentioned body 2 that travels is carried out stepless change with speed change lever 17.Though not shownly go out, on above-mentioned speed change lever 17, connecting the spring component that this speed change lever 17 is suppressed to deceleration direction.
In addition, as shown in Figure 3, on the above-mentioned speed changer 8 that travels, possess the clutch mechanism 18 of the transmission of power ONOFF (connect, cut off) that is used to make to above-mentioned each wheel 5,6, and possess the stopper mechanism 19 that above-mentioned each wheel 5,6 is braked.
Have again, the revolving service axis 20 at above-mentioned stopper mechanism 19 is set on the above-mentioned speed changer 8 that travels, on an action component 21 that is fastened on this service axis 20, linking above-mentioned clutch mechanism 18 by wire etc.In view of the above, an above-mentioned action component 21 is with when the position that is in shown in Fig. 4 and Fig. 7 solid line, become above-mentioned stopper mechanism 19 and be ON, above-mentioned clutch mechanism 18 is the halted state of OFF, but,, become above-mentioned stopper mechanism 19 and be OFF when rotating the position that arrives double dot dash line at the rear shown in the arrow B in Fig. 7, above-mentioned clutch mechanism 18 constitutes for the mode of the travelling state of ON.On this action component 21 or aforesaid operations axle 20, the spring component (not shown go out) that suppresses this action component 21 in the mode of rotating to the direction of above-mentioned arrow B is being set.
The part of the front portion in above-mentioned body shell 4 the variable speed operation axle 22 that extends at horizontal (left and right directions of the positive apparent time of the body 2 that travels) by the free ground axle suspension of bearing 23 rotations, right-hand member being provided with at this variable speed operation axle 22 is used to detect trampling operation and trampling the detection member 24 of removing operation (back detailed description) of above-mentioned gear shift pedal 12, on the other hand, the left end of above-mentioned variable speed operation axle 22 fastening tooth sector 25.
In addition, tighten set arm 26, the front end of the connection rod of gear shifting 27 that rearward extends in the front end pivotal mounting of this arm 26 at above-mentioned variable speed operation axle 22.Have, in the rear end of this connection rod of gear shifting 27, form the slotted hole 27a of appropriate length L, the pin 17a free sliding ground that is provided with on the front end of the speed change lever 17 of the stepless speed changing mechanism 14 of the above-mentioned speed changer 8 that travels embeds and is sticked in this slotted hole 27a.
Therefore, above-mentioned stepless speed changing mechanism 14 does not rotate at above-mentioned variable speed operation axle 22, under the state that above-mentioned connection rod of gear shifting 27 does not rearward move, be in the state that does not carry out transmission of power substantially, but, above-mentioned variable speed operation axle 22 rotates in the counter clockwise direction shown in the arrow C of Fig. 5 and Fig. 6, in the process that above-mentioned connection rod of gear shifting 27 rearward moves, when its amount of movement surpasses the length L of above-mentioned slotted hole 27a, the rearward speedup that moves of travelling speed and above-mentioned connection rod of gear shifting 27 with not having the stage pro rata.On the other hand, if above-mentioned variable speed operation axle 22 rotates at the clockwise direction shown in the arrow D of Fig. 5 and Fig. 6, above-mentioned connection rod of gear shifting 27 forwards moves, and then stepless speed changing mechanism 14 transfers deceleration to, and travelling speed has stage ground and slows down.
The small gear 29 that is driven by electrodynamic type final controlling element (for example electric motor) 28 rotations meshes with above-mentioned tooth sector 25.Therefore, by utilizing above-mentioned electrodynamic type final controlling element 28, make tooth sector 25 positive and negative rotations, above-mentioned variable speed operation axle 22 is in the positive and negative rotation of clockwise direction shown in counter clockwise direction shown in the above-mentioned arrow C and the above-mentioned arrow D.
In the part of the right-hand member of above-mentioned variable speed operation axle 22, rotate free ground axle suspension and the speed change of extending abreast (speed change is installed on the body shell 4 with pedal shaft 30 with pedal shaft 30 with this variable speed operation axle 22.)。This speed change links through linking mechanism 31 and above-mentioned gear shift pedal 12 with pedal shaft 30, if from the posture of standing up because of the not shown spring component that goes out, the antagonistic spring member, trample above-mentioned gear shift pedal 12 (if trampling operation) in the mode that makes it to fall down, then gear shift pedal axle 30 rotates at the clockwise direction shown in the arrow E.Otherwise if begin to carry out to remove operation because of spring component turns back to such the trampling of the original posture of standing up from above-mentioned position of having trampled above-mentioned gear shift pedal 12, then gear shift pedal axle 30 rotates in the counter clockwise direction shown in the arrow F.
Then, the above-mentioned detection member 24 that is configured in the right-hand member of above-mentioned variable speed operation axle 22 possesses that the case 24a, the rotation that are fastened on the above-mentioned variable speed operation axle 22 freely are arranged on rotor 24b on this case 24a, pair of switches 24d, the 24e of the both sides setting of above-mentioned two forked arm 24c from this rotor 24b two forked arm 24c that direction is outstanding to radial direction outside, in above-mentioned case 24a.Engaging on above-mentioned two forked arm 24c from the above-mentioned speed change front end with the outstanding arm 32 of pedal shaft 30, therefore, two forked arm 24c and rotor 24b operate in arrow E by trampling of above-mentioned gear shift pedal 12 ' shown in counter clockwise direction rotate.So, a switch 24d is switched to ON from OFF.Otherwise, trample the releasing operation as if the state of being trampled from above-mentioned gear shift pedal 12, then two forked arm 24c and rotor 24b clockwise direction shown in arrow F ' rotates, and another switch 24e is switched to ON from OFF.
Symbol 33 expressions is controller among Fig. 4.This controller 33 with the signal of two switch 24d, the 24e of above-mentioned detection member 24 as input signal, this input signal is changed rightly, the output of indicating to above-mentioned electrodynamic type final controlling element 28, if a switch 24d among above-mentioned two switch 24d, the 24e becomes ON from OFF, then above-mentioned electrodynamic type final controlling element 28 is driven, above-mentioned variable speed operation axle 22 is through the direction rotation of tooth sector 25 in arrow C, in view of the above, above-mentioned connection rod of gear shifting 27 rearward moves shown in the solid arrow G of Fig. 4, Fig. 6 and Fig. 7.Otherwise if another switch 24e among above-mentioned two switch 24d, the 24e becomes ON from OFF, then shown in the dash-dot arrows H of Fig. 4, Fig. 6 and Fig. 7, above-mentioned connection rod of gear shifting 27 forwards moves.
As shown in Figure 7, at the two a action component 21 of above-mentioned clutch mechanism 18 and stopper mechanism 19, be wholely set and accepting sheet 21a, above-mentioned connection rod of gear shifting 27 free sliding ground connect this and accept sheet 21a.In the rearward end of this connection rod of gear shifting 27, the above-mentioned block sheet 27b that accepts sheet 21a of butt is being set.Therefore, do not rotate at above-mentioned variable speed operation axle 22, during state that above-mentioned connection rod of gear shifting 27 does not rearward move (, when above-mentioned gear shift pedal 12 not being trampled the state of operation), an above-mentioned action component 21 is remained on by above-mentioned block sheet 27b and makes above-mentioned stopper mechanism 19 be ON, makes above-mentioned clutch mechanism 18 be the halted state of OFF.Then, if above-mentioned connection rod of gear shifting 27 rearward moves a then above-mentioned action component 21 antagonistic spring members, shown in the double dot dash line of Fig. 7, rotate at rear to arrow B, becomes above-mentioned stopper mechanism 19 and be OFF, and above-mentioned clutch mechanism 18 is the travelling state of ON.
Link with above-mentioned gear shift pedal 12 brake pedal 13 that is set up in parallel and the brake shaft 34 that on above-mentioned body shell 4, rotates free ground axle suspension, by the operation of trampling to brake pedal 13, brake shaft 34 rotations.Arm 35 is fastened on the brake shaft 34, front end at this arm 35, linking the brake linkage 36 that rearward extends, as shown in Figure 7, the part free sliding ground of the rear end of brake linkage 36 connects the fastening sheet 21b that is arranged on the above-mentioned action component 21, in the rear end of brake linkage 36 block 36a is being set.Therefore, above-mentioned brake pedal 13 is not being trampled under the state of operation, permission is from halted state (position shown in Fig. 7 solid line) freely the moving to travelling state (position shown in Fig. 7 double dot dash line) of an above-mentioned action component 21, but, if when an above-mentioned action component 21 is in above-mentioned travelling state, resist its spring, above-mentioned brake pedal 13 is trampled operation, then can not be subjected to the influence of above-mentioned connection rod of gear shifting 27, make an above-mentioned action component 21 forcibly become halted state.In other words, can have precedence over the operation of above-mentioned gear shift pedal 12, forcibly become halted state.
In said structure, because when not trampling above-mentioned gear shift pedal 12, do not have the situation of above-mentioned variable speed operation axle 22 rotations, above-mentioned connection rod of gear shifting 27 does not also rearward move, so the speed change lever 17 of the HST formula stepless speed changing mechanism 14 of the above-mentioned speed changer 8 that travels does not rotate.
And, because when not trampling above-mentioned gear shift pedal 12, an above-mentioned action component 21 is in for example position of the halted state shown in Fig. 7 solid line, become stopper mechanism 19 and be ON, clutch mechanism 18 is that the transmission of power of OFF is cut off state, so the body 2 that travels or not.
Then, if above-mentioned gear shift pedal 12 is trampled operation, then at first above-mentioned speed change is rotated in the direction of the arrow E of Fig. 5 with pedal shaft 30, according to this rotation, two forked arm 24c of above-mentioned detection member 24 and rotor 24b are in arrow E ' direction rotation, in view of the above, a switch 24d among two switch 24d, the 24e of above-mentioned detection member 24 is switched to ON from OFF, with this, above-mentioned electrodynamic type final controlling element 28 makes the direction rotation of above-mentioned variable speed operation axle 22 in arrow C according to the indication of above-mentioned controller 33.In view of the above, above-mentioned connection rod of gear shifting 27 for example shown in the solid arrow G of Fig. 6, rearward move by beginning.
If above-mentioned connection rod of gear shifting 27 rearward initial stage amount of movements reach the length L of the slotted hole 27a of its rear end, then this block 27b rearward leaves from the sheet 21a that accepts of an above-mentioned action component 21, in view of the above, an above-mentioned action component 21 rotates to the travelling state shown in the double dot dash line, thus, become stopper mechanism 19 and be OFF, clutch mechanism 18 is the power delivery status of ON.
The rear of above-mentioned connection rod of gear shifting 27 moves through to be proceeded the continuity of trampling operation of above-mentioned gear shift pedal 12, its rear has been moved beyond the stage of the length L of above-mentioned slotted hole 27a, above-mentioned speed change lever 17 rearward rotates, and above-mentioned HST formula stepless speed changing mechanism 14 actions are power delivery status.In view of the above, the body 2 that travels begins to travel.The travelling speed of body 2 of travelling and the further rearward amount of movement of above-mentioned connection rod of gear shifting 27 operation amount of trampling of above-mentioned gear shift pedal 12 (that is, to) carry out pro rata.
If stop the operation of trampling to above-mentioned gear shift pedal 12, then by above-mentioned controller 33, the rotation to the arrow C direction of the above-mentioned variable speed operation axle 22 that continuation is undertaken by electrodynamic type final controlling element 28, in view of the above, a switch 24d of above-mentioned detection member 24 becomes OFF from ON, according to the indication of above-mentioned controller 33, stops the rotation to the arrow C direction of the above-mentioned variable speed operation axle 22 that undertaken by electrodynamic type final controlling element 28, its result is that rearward the moving in this position of above-mentioned connection rod of gear shifting 27 stops.Therefore, the travel travelling speed of body 2 is maintained at the corresponding speed in position of trampling with above-mentioned gear shift pedal 12.
If pin leaves above-mentioned gear shift pedal 12, carry out turning back to such the trampling of the original posture of standing up by spring component and remove operation from the state of having trampled this gear shift pedal 12, then above-mentioned speed change is rotated in the direction of arrow F with pedal shaft 30, according to this rotation, two forked arm 24c of above-mentioned detection member 24 and rotor 24b are in the direction rotation of arrow F '.So, another switch 24e among two switch 24d, the 24e of above-mentioned detection member 24 is switched to ON from OFF, with this, above-mentioned electrodynamic type final controlling element 28 is according to the indication of above-mentioned controller 33, so that above-mentioned variable speed operation axle 22 is driven in the mode of the direction rotation of arrow D.Its result is that above-mentioned connection rod of gear shifting 27 forwards moves shown in dash-dot arrows H.
Move in the place ahead by this connection rod of gear shifting 27, and above-mentioned speed change lever 17 rearward rotates, and above-mentioned HST formula stepless speed changing mechanism 14 actions are deceleration regime, and therefore, the travelling speed of the body 2 that travels is decelerated.
Remove operation if stop trampling of gear shift pedal 12 on the way, then under the state of the direction rotation of arrow D, stop the rotation of arm 32 at above-mentioned variable speed operation axle 22 by electrodynamic type final controlling element 28, in view of the above, another switch 24e of detection member 24 becomes OFF from ON, so, according to the indication of above-mentioned controller 33, electrodynamic type final controlling element 28 stops, and the rotation to the direction of arrow D of above-mentioned variable speed operation axle 22 stops.Its result is, the moving in this position and stop forwards of above-mentioned connection rod of gear shifting 27, and travelling speed is maintained at the state of deceleration.
If above-mentioned gear shift pedal 12 the stand up posture original because of spring component turns back to fully, then above-mentioned speed change lever 17 also restores, become the state that HST formula stepless speed changing mechanism 14 does not carry out transmission of power substantially, simultaneously, an above-mentioned action component 21 becomes above-mentioned stopper mechanism 19 and is ON, above-mentioned clutch mechanism 18 is the halted state of OFF, with this, and the travelling of the body 2 that stops to travel.
Like this, above-mentioned gear shift pedal 12 is trampled the starting and the acceleration of operation, after testing to the detection member of trampling 24 and the controller 33 of above-mentioned gear shift pedal 12, undertaken by making the speed changer 8 speedups ground action of travelling by final controlling element 28, on the other hand, above-mentioned gear shift pedal 12 is trampled the deceleration of removing operation and stopped also is member 24 and controller 33 after testing, by being moved with slowing down, the speed changer 8 that travels undertaken, because at above-mentioned gear shift pedal 12 with travel and have detection member 24 and final controlling element 28 between the speed changer 8, so, can avoid trampling cause anxious and quicken or anxious starting because of the urgency of above-mentioned gear shift pedal 12, the urgency of gear shift pedal 12 is returned cause anxious and is slowed down or anxious stopping.
In addition, owing to make the speed changer 8 that travels carry out gear shifting operation by final controlling element 28, so, can alleviate the steering force of trampling to gear shift pedal 12, have again, can be during gear shift pedal 12 in operation, avoid the above-mentioned speed changer 8 that travels speed change lever 17 load and impact situation about transmitting to above-mentioned gear shift pedal 12 as so-called recoil.
But in the present embodiment, as shown in Figure 8, above-mentioned controller 33 possesses the function that can change with respect to the unit speed change amount of the travelling speed of the unit operation amount of above-mentioned gear shift pedal 12.That is, Fig. 8 is the figure of relation of the speed change amount W of expression operation amount S of above-mentioned gear shift pedal 12 and travelling speed, its relation can be made monobasic straight line X that represents with solid line or the downward protruding binary curve Y that represents with double dot dash line.
In the relation of the monobasic straight line X shown in the solid line of Fig. 8, the speed change amount Δ W of unit with respect to the travelling speed of the unit operation amount Δ S of above-mentioned gear shift pedal 12 sets to spread all over the proportional mode in whole regional linarity ground, under the relation of the downward protruding binary curve Y that double dot dash line is represented, though the unit speed change amount with respect to the travelling speed of the unit operation amount Δ S of above-mentioned gear shift pedal 12 spreads all over whole zone than little under the relation of X, but, to be minimum at the initial stage of trampling operation to above-mentioned gear shift pedal 12, the mode of Zeng Daing is set gradually.
The time that to trample displacement amount can be ON by a switch 24d who measures detection member 24 of gear shift pedal 12 calculates.In addition, the displacement amount that returns of gear shift pedal 12 can be to calculate time of ON by another switch 24e that measures detection member 24.Also can make detection member 24 maintenances directly check the sensor function of the displacement amount (angle of displacement) of gear shift pedal 12.The relation of X, Y also can realize by triangle.
Because by setting the relation of Y for, can make the speedup rate of travelling speed become slow at the initial stage of trampling operation (during starting) to above-mentioned gear shift pedal 12, when trampling of above-mentioned gear shift pedal 12 removed the latter stage (when stopping) of operating, make the deceleration rate of travelling speed become slow, so, can further encourage dark plantation, the lateral shift when preventing to stop when preventing to start to walk, such effect of crawling.
In addition, when the concerning of the speed change amount W of operation amount S that sets above-mentioned gear shift pedal 12 by above-mentioned controller 33 and travelling speed, except that above-mentioned monobasic straight line X and downward protruding binary curve Y, can change the inclination of above-mentioned monobasic straight line X, or change the shape of above-mentioned protruding downwards binary curve Y, or make convex binary curve, in addition, can be with trampling when operation (during starting) and trample the mode of removing (when stopping) when operating and becoming different monobasic straight lines or binary curve and set to above-mentioned gear shift pedal 12.
In the present embodiment, make the structure that the gear shifting operation of the driving rotating speed of above-mentioned motor 7 and the above-mentioned speed changer 8 that travels is correspondingly changed automatically, this point is illustrated among Fig. 6 for example.
Promptly, at first, as shown in Figure 6, on above-mentioned tooth sector 25, be arranged on the cam path 37 that circumferencial direction extends, in this cam path 37, its top (end) 37a is positioned at from the position as the big radius R 1 of above-mentioned variable speed operation axle 22 beginnings of the rotating center of above-mentioned tooth sector 25, terminal (the other end) 37b is positioned at from the position of the little radius R 2 of above-mentioned variable speed operation axle 22 beginnings, therefore, cam path 37 become with towards above-mentioned tooth sector 25 to the direction of arrow C rotation (promptly, make the sense of rotation of travelling speed speedup), move closer to the form that the mode of rotating center tilts.
Then, engage with cam path 37 from rotating the front end free sliding ground that the free earth's axis is bearing in the outstanding the first arm 39 of transverse axis 38 on the above-mentioned body shell 4, on the other hand, be fastened on the accelerator rod 7a of second arm 40 on the above-mentioned transverse axis 38 and above-mentioned motor 7 by bindings such as wires 41.
In this structure, because if above-mentioned tooth sector 25 is in direction (making the direction of the travelling speed speedup) rotation of arrow C, then above-mentioned accelerator rod 7a is by above-mentioned cam path 37 its return spring member of opposing 7b, rotate in the direction shown in the arrow J, so the rotating speed of above-mentioned motor 7 is from idling rotation beginning and the automatic pro rata speedup of the speedup of travelling speed.
On the other hand, if above-mentioned tooth sector 25 is in direction (direction that the travelling speed is slowed down) rotation of arrow D, then because of the guiding function of above-mentioned cam path 37, above-mentioned accelerator rod 7a is by its return spring member 7b, return rotation in the direction shown in the arrow K, therefore, the rotating speed of above-mentioned motor 7 and the deceleration of travelling speed are slowed down pro rata automatically, stop fully if travel, then become the idling rotation.
In addition, pass through the above-mentioned accelerator rod 7a of manual rotation operation, the also structure that can change arbitrarily even can certainly make the rotating speed of above-mentioned motor 7.
The possibility of utilizing on the industry
The present application is to be applied to riding-type rice transplanter, can improve the invention of its serviceability, therefore, has the possibility of utilizing on the industry.
Symbol description
1: riding-type rice transplanter; 2: body travels; 3: seedling-transplanting device; 4: body shell; 5: front vehicle wheel (running vehicle wheel); 6: rear wheel (running vehicle wheel); 7: engine; 8: speed changer travels; 9: running operation section; 12: gear shift pedal; 13: brake pedal; 14: as the HST formula stepless speed changing mechanism of the maincenter of the speed changer that travels; 17: gear lever; 18: clutch mechanism; 19: stopper mechanism; 21: action component; 22: the variable speed operation axle; 24: detection means (sensor); 25: the speed change sector gear; 27: connection rod of gear shifting; 28: actuator (electro-motor); 33: controller.
Claims (6)
1. ride-type planting machine,
Described ride-type planting machine has the body that travels that carried motor, is installed in the rear portion or the anterior seedling-transplanting device of the above-mentioned body that travels adjusting height, running operation portion with seat, running vehicle wheel are set on the above-mentioned body that travels, with the power speed changing of above-mentioned motor and to the speed changer that travels of above-mentioned running vehicle wheel transmission, be used to change the foot-operated gear shift pedal of travelling speed
It is characterized in that,
The driving type final controlling element that the control of the above-mentioned speed changer that travels is moved by the motion of the above-mentioned pedal of response carries out.
2. ride-type planting machine as claimed in claim 1 is characterized in that,
Possess the mobile detection member of checking as electrical signal is moved and returned to trampling of above-mentioned gear shift pedal, above-mentioned detection member and above-mentioned final controlling element are when checking trampling of above-mentioned gear shift pedal mobile in above-mentioned detection member, above-mentioned final controlling element makes the above-mentioned speed changer speedup of travelling, when above-mentioned detection member checked returning of above-mentioned gear shift pedal mobile, above-mentioned final controlling element linked the mode that the above-mentioned speed changer that travels slows down.
3. ride-type planting machine as claimed in claim 2 is characterized in that,
Above-mentioned detection member can be checked the amount of movement of each unit time of gear shift pedal, in addition, the mode that above-mentioned final controlling element can change with the speed of a motor vehicle that can regulate each unit time is controlled the speed changer that travels, and clamps the controller of relation of the variance ratio of the amount of movement of the gear shift pedal that can regulate each unit time and the speed of a motor vehicle between above-mentioned detection member and final controlling element.
4. as each the described ride-type planting machine in the claim 1 to 3, it is characterized in that,
Above-mentioned final controlling element is an electric motor.
5. as each the described ride-type planting machine in the claim 1 to 4, it is characterized in that,
Also possess to the rotation of above-mentioned running vehicle wheel give the stopper mechanism of resistance, the clutch mechanism that the output of the above-mentioned speed changer that travels is connected, cuts off to above-mentioned running vehicle wheel and an action component that switches above-mentioned stopper mechanism and clutch mechanism simultaneously, above-mentioned action component can switch to and make above-mentioned stopper mechanism is ON and to make above-mentioned clutch mechanism be the halted state and to make above-mentioned stopper mechanism be OFF and to make above-mentioned clutch mechanism be the travelling state of ON of travelling of OFF
And above-mentioned action component and above-mentioned gear shift pedal are halted state with above-mentioned action component under the state of not trampling above-mentioned gear shift pedal, and above-mentioned action component is that the mode of travelling state links under the state of having trampled above-mentioned gear shift pedal.
6. ride-type planting machine as claimed in claim 5 is characterized in that,
Running operation portion at the above-mentioned body that travels is provided with foot-operated brake pedal, above-mentioned brake pedal and above-mentioned action component are with when above-mentioned brake pedal is trampled, and the mode that the relation of above-mentioned action component partition and above-mentioned gear shift pedal becomes halted state links.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008055169A JP5497268B2 (en) | 2008-03-05 | 2008-03-05 | Traveling operation device for riding rice transplanter |
JP2008-055169 | 2008-03-05 | ||
PCT/JP2009/051982 WO2009110280A1 (en) | 2008-03-05 | 2009-02-05 | Riding - type rice transplanter |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410258850.1A Division CN104110492A (en) | 2008-03-05 | 2009-02-05 | Riding-type rice transplanter |
CN201410850651.XA Division CN104604398A (en) | 2008-03-05 | 2009-02-05 | Riding-type rice transplanter |
Publications (1)
Publication Number | Publication Date |
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CN101960182A true CN101960182A (en) | 2011-01-26 |
Family
ID=41055841
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410258850.1A Pending CN104110492A (en) | 2008-03-05 | 2009-02-05 | Riding-type rice transplanter |
CN201410850651.XA Pending CN104604398A (en) | 2008-03-05 | 2009-02-05 | Riding-type rice transplanter |
CN200980107746XA Pending CN101960182A (en) | 2008-03-05 | 2009-02-05 | Riding - type rice transplanter |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410258850.1A Pending CN104110492A (en) | 2008-03-05 | 2009-02-05 | Riding-type rice transplanter |
CN201410850651.XA Pending CN104604398A (en) | 2008-03-05 | 2009-02-05 | Riding-type rice transplanter |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5497268B2 (en) |
KR (2) | KR101590434B1 (en) |
CN (3) | CN104110492A (en) |
WO (1) | WO2009110280A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5373520B2 (en) * | 2009-09-17 | 2013-12-18 | ヤンマー株式会社 | Riding machine |
JP5436287B2 (en) * | 2010-03-17 | 2014-03-05 | ヤンマー株式会社 | Riding machine |
JP5724189B2 (en) * | 2010-03-08 | 2015-05-27 | 株式会社ニコン | Variable magnification optical system, optical device |
JP5508626B2 (en) * | 2010-03-17 | 2014-06-04 | ヤンマー株式会社 | Riding machine |
JP5779328B2 (en) * | 2010-09-17 | 2015-09-16 | ヤンマー株式会社 | Rice transplanter |
JP5682886B2 (en) * | 2010-10-13 | 2015-03-11 | ヤンマー株式会社 | Rice transplanter |
KR20130069753A (en) * | 2010-09-17 | 2013-06-26 | 얀마 가부시키가이샤 | Rice transplanter |
JP6438368B2 (en) * | 2015-09-18 | 2018-12-12 | ヤンマー株式会社 | Work vehicle |
CN105340439B (en) * | 2015-11-25 | 2018-02-02 | 云南烟草机械有限责任公司 | A kind of multifunction caterpillar tobacco planting manages Operation Van |
KR101956598B1 (en) * | 2018-02-05 | 2019-06-24 | 동양물산기업 주식회사 | Braking device for agricultural machine |
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JPH02253054A (en) * | 1989-03-23 | 1990-10-11 | Kubota Ltd | Speed control device for rice transplantation machine |
JPH11315911A (en) * | 1999-02-04 | 1999-11-16 | Yanmar Agricult Equip Co Ltd | Mobile farm machine |
JP2004019890A (en) * | 2002-06-20 | 2004-01-22 | Yanmar Agricult Equip Co Ltd | Working vehicle |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4116199B2 (en) * | 1999-06-30 | 2008-07-09 | ヤンマー農機株式会社 | Rice transplanter |
JP2001275416A (en) * | 2000-03-30 | 2001-10-09 | Kubota Corp | Paddy working machine |
JP4106217B2 (en) | 2002-01-28 | 2008-06-25 | ヤンマー農機株式会社 | Brake and clutch operation mechanism |
JP4095357B2 (en) * | 2002-06-20 | 2008-06-04 | ヤンマー農機株式会社 | Rice transplanter |
JP4142473B2 (en) * | 2003-01-10 | 2008-09-03 | ヤンマー農機株式会社 | Travel speed holding mechanism |
-
2008
- 2008-03-05 JP JP2008055169A patent/JP5497268B2/en active Active
-
2009
- 2009-02-05 KR KR1020107018255A patent/KR101590434B1/en not_active IP Right Cessation
- 2009-02-05 CN CN201410258850.1A patent/CN104110492A/en active Pending
- 2009-02-05 CN CN201410850651.XA patent/CN104604398A/en active Pending
- 2009-02-05 KR KR1020167002185A patent/KR101716724B1/en active IP Right Grant
- 2009-02-05 WO PCT/JP2009/051982 patent/WO2009110280A1/en active Application Filing
- 2009-02-05 CN CN200980107746XA patent/CN101960182A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02253054A (en) * | 1989-03-23 | 1990-10-11 | Kubota Ltd | Speed control device for rice transplantation machine |
JPH11315911A (en) * | 1999-02-04 | 1999-11-16 | Yanmar Agricult Equip Co Ltd | Mobile farm machine |
JP2004019890A (en) * | 2002-06-20 | 2004-01-22 | Yanmar Agricult Equip Co Ltd | Working vehicle |
Also Published As
Publication number | Publication date |
---|---|
JP5497268B2 (en) | 2014-05-21 |
KR20100124722A (en) | 2010-11-29 |
KR20160015401A (en) | 2016-02-12 |
CN104110492A (en) | 2014-10-22 |
KR101590434B1 (en) | 2016-02-18 |
JP2009210063A (en) | 2009-09-17 |
WO2009110280A1 (en) | 2009-09-11 |
CN104604398A (en) | 2015-05-13 |
KR101716724B1 (en) | 2017-03-15 |
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