CN203523339U - Maize harvesting machine - Google Patents
Maize harvesting machine Download PDFInfo
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- CN203523339U CN203523339U CN201320597855.8U CN201320597855U CN203523339U CN 203523339 U CN203523339 U CN 203523339U CN 201320597855 U CN201320597855 U CN 201320597855U CN 203523339 U CN203523339 U CN 203523339U
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- residual stalk
- stalk treating
- maize harvesting
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Abstract
The utility model provides a maize harvesting machine. The maize harvesting machine can easily prevent a residual straw processing device on the lower portion of a vehicle body from being stabbed into soil, and comprises a residual straw processing device (7) which can freely rise and fall relative to a driving vehicle body (3), an executing mechanism (C3) which freely drives the residual straw processing device (7) to rise and fall, and a rising force exerting unit (J) which exerts force on the rising side of the residual straw processing device (7) so that the residual straw processing device (7) can rise.
Description
Technical field
The utility model relates to a kind ofly can have from corn results the maize harvesting machine of the harvested product of a large amount of seeds.
Background technology
Maize harvesting machine makes running vehicle body travel on one side, on one side from planting vertical corn results results object, and by the processing (for example,, with reference to patent documentation 1) such as the fine pulverizing of stem that remain in farmland.
In patent documentation 1, on one side the stem remaining in farmland is cut off in lower position and rearward carried, utilize the reducing mechanism carrying on body further pulverize and discharge in farmland on one side, but replacement said structure, also have and do not cut off the stem remaining in farmland, but utilize, be configured in that the residual stalk treating apparatus of car body bottom directly pulverizes.And, as the structure of residual stalk treating apparatus is set in car body bottom like this, such as via the executing agencies such as hydraulic cylinder and link gear, car body support and residual stalk treating apparatus pivotable being linked, form the structure that residual stalk treating apparatus is supported in lifting freely.
Patent documentation 1:(Japan) JP 2011-92135 communique
To car body bottom, arranging in the structure of residual stalk treating apparatus, in the structure that car body support and residual stalk treating apparatus pivotable are linked, travelling along with car body, the possibility that in the situation that residual stalk treating apparatus contacts because of the protuberance on the concavo-convex and ground in farmland, residual stalk treating apparatus pricks into ground, be buried in the earth is larger.If residual stalk treating apparatus is buried in the earth like this, drive load sharply to increase, the load that has an engine is excessive and can not carry out the rough sledding of good harvest operation etc.
In addition, in the situation that residual stalk treating apparatus contacts with the protuberance on ground, for example want by coming the driving of the executing agency of work to operate based on manual indication, avoid residual stalk treating apparatus to prick in soil, but this operation delay a little mostly that comes work executing agency based on manual indication, is difficult to avoid residual stalk treating apparatus along with car body travels and pricks in soil.
Utility model content
The purpose of this utility model is, provides a kind of residual stalk treating apparatus that is arranged on car body bottom to prick into the less maize harvesting machine of possibility in soil.
The characteristic structure of maize harvesting machine of the present utility model is, has the residual stalk treating apparatus arranging freely with respect to running vehicle body lifting, the executing agency that drives freely the lifting of described residual stalk treating apparatus and to the uplifted side application of force, promotes the climbing power applying unit of described residual stalk treating apparatus.
According to the utility model, with respect to running vehicle body lifting, be provided with freely residual stalk treating apparatus, and be provided with the executing agency that drives freely this residual stalk treating apparatus lifting.That is to say, when making residual stalk treating apparatus significantly rise or decline, can carry out well by the operation of executing agency.
And, due to the climbing power applying unit that promotes residual stalk treating apparatus to the uplifted side application of force being set, so, even if be arranged on the residual stalk treating apparatus of car body bottom contacts with the protuberance on ground in car body driving process, the castering action power that residual stalk treating apparatus also can produce by climbing power applying unit, easily follow the protuberance on ground and rise, residual stalk treating apparatus is pricked into the possibility in soil and is diminished.
In addition, in the situation that climbing power applying unit is not set, executing agency is failure to actuate, and residual stalk treating apparatus just can not rise, if the vertical motion of executing agency postpones, residual stalk treating apparatus will probably be pricked in soil.
Therefore, can provide a kind of residual stalk treating apparatus that is arranged on car body bottom to prick into the less maize harvesting machine of possibility in soil.
In the utility model, preferably, the spring of described climbing power applying unit for arranging across described running vehicle body and described residual stalk treating apparatus.
According to this structure, can, by across running vehicle body and residual stalk treating apparatus, the such simple structure of spring being set, to the uplifted side application of force, promote residual stalk treating apparatus.
In the utility model, preferably, be provided with the linkage part that makes described executing agency and described residual stalk treating apparatus interlock, described spring is arranged on described linkage part.
According to this structure, when the operation by executing agency makes residual stalk treating apparatus lifting, via linkage part, residual stalk treating apparatus is carried out to descending operation.And, on this linkage part, be provided with spring, while car body being travelled under the state of action that is stopping executing agency, become the state that effect of increasing power that spring produces plays a role to support residual stalk treating apparatus.
Therefore, can effectively utilize for making the parts of executing agency and residual stalk treating apparatus interlock, with easy structure, spring is set, and frame support bracket that tensioned uses etc. needn't be set, cause complex structure.
In the utility model, preferably, described linkage part consists of chain, described spring consists of the extension spring of screw type, and be loaded in addition the state setting of described chain, described tensioned is arranged on described chain, if being adjusted to operation, the lifting position of described residual stalk treating apparatus uses position, this spring is utilizing under the state of the described residual stalk treating apparatus of described chain suspention supporting, to the directive effect tensile force that promotes described residual stalk treating apparatus.
According to this structure, executing agency and residual stalk treating apparatus link via chain, and screw type extension spring is contained on chain outward, and this tensioned is arranged on chain.
And, Ruo Shi executing agency action and the lifting position of residual stalk treating apparatus is adjusted to operation with position, this spring is utilizing under the state of the residual stalk treating apparatus of chain suspention supporting, the tensile force producing to the directive effect spring that promotes residual stalk treating apparatus.That is to say, when the lifting position of residual stalk treating apparatus is positioned at operation with the harvest operation of position, the active force by extension spring promotes residual stalk treating apparatus to the uplifted side application of force.
In the utility model, preferably, a distolateral and described residual stalk treating apparatus of described extension spring is connected.
For example, in the situation that extension spring is arranged on the way middle part, chain of chain between extension spring and residual stalk treating apparatus, because the two ends of extension spring are with descending operation along with residual stalk treating apparatus and the chain significantly swinging is connected, so connection status likely becomes unstable.
So, in this structure, a distolateral and residual stalk treating apparatus of extension spring is connected, so extension spring is stably connected.
In the utility model, preferably, have: height detection sensor, its detection is adjusted to operation use position by the descending operation of described executing agency by the lifting position of described residual stalk treating apparatus; Control module, it controls the action of described executing agency, if utilize described height detection sensor described residual stalk to be detected, process the lifting position of position and be adjusted to described operation with position, the descending operation that makes described executing agency stops and maintaining this lifting position.
According to this structure, Shi executing agency action and while making residual stalk treating apparatus lifting, if utilize height detection sensor residual stalk treating apparatus to be detected, be adjusted to the operation use position that is applicable to residual stalk processing operation, control module is controlled the action of executing agency, thereby the descending operation of executing agency is stopped and maintaining this lifting position.
Therefore, the lifting position of residual stalk treating apparatus suitably can be adjusted to operation and use position, and residual stalk treating apparatus can maintain by the active force of extension spring by the state promoting to the uplifted side application of force.In addition, only, by the action of executing agency being sent to the such simple operations of indication, just residual stalk treating apparatus can be adjusted to automatically to operation and use position, and maintain this position, reduce the trouble of operation.
In the utility model, preferably, described executing agency consists of fluid pressure cylinder.
According to this structure, even have in greater weight situation at residual stalk treating apparatus, by using, can with larger operating physical force, drive at high speed the fluid pressure cylinder of operation, also can to residual stalk treating apparatus, carry out descending operation efficiently.
In the utility model, preferably, described executing agency consists of fluid pressure cylinder, described climbing power applying unit consists of accumulator, this accumulator is connected with supply road from fluid to described fluid pressure cylinder that supply with, and in inner pressure to the uplifted side application of force, promotes described residual stalk treating apparatus by accumulating.
According to this structure, by from fluid supply source via supplying with fluid to the executing agency being formed by fluid pressure cylinder to valve, residual stalk treating apparatus is carried out to descending operation.That is, when residual stalk treating apparatus is carried out to descending operation, from fluid supply source, to fluid pressure cylinder, supply with fluid, or discharge fluid from fluid pressure cylinder.
And, on this fluid pressure cylinder supply supply road from the fluid of fluid supply source, connecting accumulator.When supplying with fluid from fluid supply source to fluid pressure cylinder, this accumulator is accumulated pressure in inside.
When the lifting position of residual stalk treating apparatus being remained on to operation use position, fluid-phase is stopped for supply and the discharge of above-mentioned fluid pressure cylinder.But, now, because accumulator is connected with fluid pressure cylinder via supplying with road, therefore, by being accumulated in the pressure in this accumulator, to the uplifted side application of force, promote residual stalk treating apparatus.
Like this, can utilize and be connected to the accumulator of supplying with on road, to the uplifted side application of force, promote residual stalk treating apparatus.
In the utility model, preferably, have: height detection sensor, its detection is adjusted to operation use position by the descending operation of described executing agency by the lifting position of described residual stalk treating apparatus; Control module, it controls the action of described executing agency, when described residual stalk treating apparatus being carried out to step-down operation higher than described operation with the position of position, if utilize described height detection sensor described residual stalk treating apparatus to be detected, dropped to described operation use position, make step-down operation stop, and by described supply road, supplying with fluid, until after the accumulating and press and reach authorized pressure of described accumulator, stopping supplying with and maintain this state.
According to this structure, Shi executing agency action and when residual stalk treating apparatus being carried out to step-down operation higher than operation with the position of position, if utilize height detection sensor residual stalk treating apparatus to be detected, be adjusted to the operation use position that is applicable to processing operation, control module is controlled the action of executing agency, thereby the step-down operation of executing agency is stopped, and by supplying with road, supplying with fluid, until after the accumulating and press and reach authorized pressure of accumulator, stopping the supply of fluid and maintain this state.
Therefore, the lifting position of residual stalk treating apparatus suitably can be adjusted to operation and use position, and residual stalk treating apparatus can, by accumulating the pressure in accumulator, maintain by the state promoting to the uplifted side application of force.In addition, only, by the decline of executing agency being sent to the such simple operations of indication, just residual stalk treating apparatus can be adjusted to automatically to operation and use position, and maintain this position, and, accumulating of accumulator can be pressed and be adjusted to authorized pressure.
In the utility model, preferably, described residual stalk treating apparatus has the ground connection roller with position kiss the earth in described operation, and described height detection sensor is according to the whether positive kiss the earth of described ground connection roller, detects described residual stalk treating apparatus and whether has dropped to described operation and use position.
According to this structure, residual stalk treating apparatus when being positioned at operation and using position, the state contacting with ground for ground connection roller.And, according to this ground connection roller positive kiss the earth whether, can detect residual stalk treating apparatus and whether drop to operation and use position.
Therefore, can utilize the ground connection roller that is arranged at residual stalk treating apparatus, with simple structure detection, go out the height of residual stalk treating apparatus.
In the utility model, preferably, described residual stalk treating apparatus is driven hammer cutter formula (the Ha ン マ ー Na イ Off formula) reducing mechanism of rotation around lateral shaft core.
According to this structure, by drive hammer cutter formula reducing mechanism to rotate around lateral shaft core, can, to process the less state of residue, to the residual stalk remaining in farmland, carry out well pulverization process.
Accompanying drawing explanation
Fig. 1 is the right side view of maize harvesting machine.
Fig. 2 is the vertical view of maize harvesting machine.
Fig. 3 is the left side view of maize harvesting machine.
Fig. 4 is the vertical view of vehicle frame.
Fig. 5 means the end view of the descending operation structure of residual stalk treating apparatus.
Fig. 6 means the block diagram of residual stalk being processed to the control structure of cylinder.
Fig. 7 means the block diagram of the residual stalk of other embodiments being processed to the control structure of cylinder.
Fig. 8 means the block diagram of the residual stalk of other embodiments being processed to the control structure of cylinder.
Fig. 9 means the end view of descending operation structure of the residual stalk treating apparatus of other embodiments.
Figure 10 means the end view of descending operation structure of the residual stalk treating apparatus of other embodiments.
Figure 11 means the block diagram of the residual stalk of other embodiments being processed to the control structure of cylinder.
Description of reference numerals
3 running vehicle bodies; 7 residual stalk treating apparatus; 33 ground connection rollers; 39 chains (linkage part); 40 springs; 42 control modules; 44 height sensors over the ground; 55 supply with road; 56 accumulators; C3 executing agency; J climbing power applying unit.
Embodiment
Below, based on accompanying drawing, embodiment of the present utility model is described.
As shown in FIG. 1 to 3, maize harvesting machine of the present utility model comprise there is the running vehicle body 3 of pair of right and left front-wheel 1 and pair of right and left trailing wheel 2, at the results treating apparatus 4 of these running vehicle body 3 front portions, on fore-and-aft direction after the state of square tilt-lift from results treating apparatus 4 rear portions, extend to the middle transfer chute 5 as conveying plant above running vehicle body 3, at the collection box 6 as recoverer at running vehicle body 3 rear portions with in the bottom of running vehicle body 3 and the residual stalk treating apparatus 7 of the front and back pars intermedia between front-wheel 1 and trailing wheel 2.
As the corn of plant corpus, in results, planting the room shape portion that grows a large amount of seeds of interior bag (fruit) on vertical stem stalk period.Bag interlobar part in this room shape portion comprises a large amount of seeds, and the form that this seed is arranged with the outer surface at stock core forms.Maize harvesting machine of the present utility model is gathered in the crops the room shape portion at bag interlobar part with a large amount of seeds, reclaim as results object.
That is, in this maize harvesting machine, when harvest operation, the driving by front-wheel 1 is travelled running vehicle body 3, and the results object of being gathered in the crops by results treating apparatus 4 is carried to collection box 6 by middle transfer chute 5, remains in collection box 6.And the stem stalk that residues in farmland while utilizing 7 pairs of results of residual stalk treating apparatus carries out break process.
Running vehicle body 3 is covered the Drive Section 9 of state above Vehicular body front is provided with by driver's cabin 8, and being provided with power part 10 at the rear of this Drive Section 9, this running vehicle body 3 can utilize the engine 11 that is located at power part 10 to drive the pair of right and left front-wheel 1 that left and right directions is stationary state to travel.
Pair of right and left trailing wheel 2 can utilize hydraulic operation formula steering cylinder C1(with reference to Fig. 4) change to the left and right direction, the steering wheel 28 as steering operation part that is arranged on Drive Section 9 links via not shown operations linkage mechanism with steering cylinder C1, by steering wheel 28 is rotated to operation, pair of right and left trailing wheel 2 is carried out to steering operation.
As shown in Figure 2, the lateral outer side in the gateway, left side of driver's cabin 8 is provided with boarding base plate 12 and boarding step 13.Boarding step 13, by around swinging axle core swinging operation, can switch with the reception position that is positioned at front-wheel 1 rear side to the use location that is positioned at the lateral outer side of front-wheel 1.
In the lateral sides that is positioned at car body left side with respect to middle transfer chute 5, be provided with less important work personnel and take base plate 14, less important work personnel take in this less important work personnel and take on base plate 14, can carry out less important works such as the corn output situation of middle transfer chute 5 monitor.Less important work personnel take near the mode that base plate 14 is positioned at front end the rear end of boarding base plate 12 and are equipped with.
Less important work personnel take base plate 14 and are positioned at for retaining the top of the fuel tank 15 of the fuel of supplying with to engine 11, have the cover body function that covers fuel tank 15 tops.In addition, in power part 10, there are radiator 16, inlet box 17, the air cleaner 18 that sucks combustion air and the prefilter 19 etc. that engine 11, engine cool are used.
As Fig. 1, shown in Fig. 3 and Fig. 4, the vehicle frame F of supporting running vehicle body 3 has the pair of right and left fore-and-aft direction support body 20 as main supporting mass, a plurality of horizontal connecting members 21 and Drive Section framework 23, pair of right and left fore-and-aft direction support body 20 is positioned at the left and right sides of running vehicle body 3, and across the fore-and-aft direction of running vehicle body 3 extend, a plurality of horizontal connecting members 21 extend transversely, respectively in Vehicular body front side, rear vehicle side and pars intermedia side, front and back link pair of right and left fore-and-aft direction support body 20, Drive Section framework 23 is from below supporting driver portion 9 with round the driver's cabin 8 of this Drive Section 9.Drive Section framework 23 is with the state setting of setting from pair of right and left fore-and-aft direction support body 20 is edge-on to top.
Below, residual stalk treating apparatus 7 is described.
Residual stalk treating apparatus 7, for hammer cutter formula reducing mechanism, remains in the stalk disintegrating in farmland during by results.As shown in Figure 1, residual stalk treating apparatus 7 is provided between the front-wheel 1 of the body that travels and trailing wheel 2 and the bottom of running vehicle body 3, have via pair of right and left swinging mounting body 30 be supported on vehicle frame F cover body 31, be located at the rotocycle 32 of cover body 31 inside and be positioned at the ground connection roller 33 at rotocycle 32 rears.
As shown in Figure 5, pair of right and left swinging mounting body 30 is arranged to upper and lower a pair of swinging mounting arm 30a, 30b two forked and form, by pair of right and left bracket 34, in the mode swinging up and down freely around lateral shaft core P2, supported, it extends end and cover body 31 links, and pair of right and left bracket 34 is separately fixed on pair of right and left fore-and-aft direction support body 20.
As shown in Figure 5, below the lift cylinders C3(that residual stalk treating apparatus 7 is used by the residual stalk treating apparatus of the hydraulic operation formula as executing agency, referred to as " residual stalk processing cylinder ") (being equivalent to fluid pressure cylinder) arranged freely by lifting.Residual stalk is processed cylinder C3 and is arranged on the horizontal connecting member 21A of the car body fore-and-aft direction pars intermedia that is positioned at vehicle frame F with vertical posture.
Furthermore, laterally the cross section of connecting member 21A forms square tube shape, sets up this horizontal connecting member 21A of supporting across pair of right and left fore-and-aft direction support body 20.And in the upper side in width of the carbody direction centre position of this horizontal connecting member 21A, fixed bearing has residual stalk to process the cylinder main body 35 of cylinder C3.
As shown in Figure 5, at residual stalk, process the upper end of the piston rod 36 of cylinder C3, to be provided with guide reel 37 around lateral shaft core rotation mode freely.And, an end be fixed on that support 38 on horizontal connecting member 21A is connected, the chain 39 for suspension of the example as linkage part that the cover body 31 of the other end and residual stalk treating apparatus 7 links, to be wound on the state tensioning setting on guide reel 37.
Therefore, by operation that residual stalk processing cylinder C3 is stretched, can support around the mode of lateral shaft core P2 oscillating lifting the residual stalk treating apparatus 7 by chain 39 hanger bearings.And residual stalk treating apparatus 7 is configured to and can makes the non-operation lifting position of position and ground connection roller 33 and rotocycle 32 high rising from ground for the subaerial operation of rotocycle 32 to ground connection roller 33 ground connection by descending operation.
That is to say, when position is used in operation, what be adjusted into ground connection roller 33 ground connection and rotocycle 32 reaches target job height to ground level.But, this target job height can switch to Three Estate as described later.
Can freely switch to driving condition and non-driven state, under driving condition, power from engine 11 transmits and carries out harvest operation to results treating apparatus 4 and residual stalk treating apparatus 7 via not shown operation clutch, under non-driven state, cuts off transmission.
Across running vehicle body 3 and residual stalk treating apparatus 7 and be provided with the screw type extension spring 40 as climbing power applying unit that promotes residual stalk treating apparatus 7 to the uplifted side application of force.As shown in Figure 5, an end of the upper side of extension spring 40 to be to lock stateful connection at the middle part, way of chain 39, and the other end of lower side is to lock stateful connection in the bond sites that link with chain 39 of cover body 31.
Furthermore, under the lax state of chain 39, lock the both side ends ground tensioning setting of extension spring 40, if make residual stalk process cylinder C3 action, from upper side, chain 39 is pulled to operation, make chain 39 become tensioning state under the state of the residual stalk treating apparatus 7 of suspention supporting, extension spring 40 is extended operation, to the directive effect tensile force that promotes residual stalk treating apparatus 7.
As shown in Figure 6, there is solenoid operated hydraulic control valve 41, control device 42 as control module, lifting indicator cock 43, ground connection sense switch 44 and automatic mode on-off switch 45 as height detection unit, hydraulic control valve 41 is processed cylinder C3 from the hydraulic pump PO being driven by engine 11 to residual stalk and is supplied with hydraulic oil (fluid), and eject the hydraulic oil that autotomy stalk is processed cylinder C3, control device 42 is controlled the action of this hydraulic control valve 41, lifting indicator cock 43 is based on manual operation, the rising of residual stalk treating apparatus 7 and decline are indicated, ground connection sense switch 44 detects ground connection of ground connection roller 33.
If the operation based on lifting indicator cock 43 and indicate control device 42 to rise, control device 42 in indication, rise during, to residual stalk, process cylinder C3 and supply with hydraulic oil, so that residual stalk treating apparatus 7 rises.In addition, if the operation based on lifting indicator cock 43 and indicate control device 42 to decline, control device 42 in indication, decline during, from residual stalk, process cylinder C3 exudate force feed, so that residual stalk treating apparatus 7 declines.And, no matter be in upper lift operations or step-down operation process, if the indication of the operation based on lifting indicator cock 43 stops, at this, constantly make operation stop.
And, if control device 42 is set for automatic mode by automatic mode on-off switch 45, while residual stalk treating apparatus 7 being carried out to step-down operation in the operation based on lifting indicator cock 43, once utilize ground connection sense switch 44 ground connection roller 33 ground connection to be detected, switching controls hydraulic control valve 41, thereby automatically stop the step-down operation of residual stalk treating apparatus 7 and maintain this height.
As shown in Figure 5, ground connection roller 33, via the swinging mounting portion 46 that is arranged on body width both sides, swings up and down the side that is bearing in freely cover body 31.Swinging mounting portion 46 has Height Adjustment parts 47 and roller support unit 48, Height Adjustment parts 47 can switch to Three Estate freely by the relative swinging position with respect to cover body 31,48 recipient place rollers 33 of roller support unit, and be bearing on Height Adjustment parts 47 in the mode swinging freely around lateral shaft core in stipulating among a small circle.
; Height Adjustment parts 47 are at the lower position of After-Body side; by fulcrum 49, in the mode swinging freely around lateral shaft core P4, be bearing on cover body 31, at the upper position of front part of a body side, at three the different positions along swaying direction, be formed with screw jack 50.
By the arbitrary jack through in three screw jacks 50 be located at the cover body jack 51 of the fixation side on cover body 31 and carry out bolt-connection, Height Adjustment parts 47 can be switched to Three Estate with respect to the relative swinging position of cover body 31.Because the relative swinging position of these Height Adjustment parts 47 is equivalent to ground connection roller 33 with respect to the relative altitude of cover body 31, therefore, the target job height of residual stalk treating apparatus 7 can be switched to Three Estate.
The mode that roller support unit 48 is swung freely with the identical axle core P4 of the swinging axle core around with Height Adjustment parts 47 relatively by fulcrum 49 is bearing on cover body 31.In addition, roller support unit 48 is formed with for the jack 53 passing along the laterally projecting locking pin 52 that is formed at Height Adjustment parts 47, and this jack 53 forms at the axle core P4 of fulcrum 49 slotted hole extending along circumferentially around.Therefore, roller support unit 48 can swing with respect to Height Adjustment parts 47 among a small circle in the regulation of being determined by jack 53.
And, as shown in Figure 5, if roller support unit 48 relatively swings with respect to Height Adjustment parts 47 among a small circle upward in the regulation of being determined by jack 53, the detection lug 44a that is bearing in the ground connection sense switch 44 on Height Adjustment parts 47 from the upper part of roller support unit 48 from, ground connection sense switch 44 switches to detected state.
By formation like this, when residual stalk treating apparatus 7 is carried out to step-down operation, if ground connection roller 33 ground connection make roller support unit 48 relatively swing upward with respect to Height Adjustment parts 47, can utilize ground connection sense switch 44 to detect this situation.
In addition,, if do not set for automatic mode by automatic mode on-off switch 45, do not carry out above-mentioned automatic shut-down operation.For example, in the situation that the amount of the stem stalk of pulverizing bits is more, hope is pressed by the stronger power being produced by ground connection roller 33, by cutting off automatic mode, can after ground connection roller 33 ground connection, make residual stalk treating apparatus 7 decline a little, pin the stem stalk bits of pulverizing.
In addition, on residual stalk treating apparatus 7, the state setting up with the upper side of the roller support unit 48 across the left and right sides is provided with scraping 54.By this scraping 54 is set, the carrying out along with operation can be attached to earth on ground connection roller 33 outer peripheral faces etc. and scrape off, thereby can prevent earth accumulation, and, by linking the roller support unit 48 of the left and right sides, can seek to strengthen bearing strength.
[other embodiments]
(1) in the above-described embodiment, beyond extension spring 40 as climbing power applying unit J, be loaded on chain 39 and a state distolateral and that residual stalk treating apparatus 7 is connected is arranged on chain 39, but replace this structure, both can extension spring 40 be set to be installed on the state at the length direction way middle part of chain 39, can extension spring 40 be set across support 38 and chain 39 again.In addition, also can beyond be loaded on residual stalk and process the state of the piston rod 36 of cylinder C3 extension spring 40 is set.
(2) in the above-described embodiment, climbing power applying unit J consists of extension spring 40, if ground connection roller 33 ground connection stop the lifting of residual stalk treating apparatus 7 and maintain this state, but replacing this structure, also can be constructed as follows.
As shown in Figure 7, processing on the supply road 55 of cylinder C3 supply hydraulic oil to residual stalk, be connected with the accumulator 56 that promotes residual stalk treating apparatus 7 in inner pressure to the uplifted side application of force by accumulating.In this structure, accumulator 56 plays a role as climbing power applying unit J.
And, control device 42 is controlled the action that residual stalk is processed cylinder C3, when residual stalk treating apparatus 7 being carried out to step-down operation higher than operation with the position of position, if utilize ground connection sense switch 44 residual stalk treating apparatus 7 to be detected, dropped to operation use position, make step-down operation stop, and supplying with hydraulic oil by supplying with road 55, until after the accumulating and press and reach authorized pressure of accumulator 56, stop supplying with, thereby maintain this state.
Furthermore, the operation based on lifting indicator cock 43 of the control device 42 and operation carried out is identical with the situation of above-mentioned embodiment, but, when the operation based on lifting indicator cock 43 is carried out step-down operation to residual stalk treating apparatus 7, utilize ground connection sense switch 44 to detect in the situation of ground connection roller 33 ground connection, its action is different from above-mentioned embodiment.
; when residual stalk treating apparatus 7 being carried out to step-down operation on one side from residual stalk processing cylinder C3 exudate force feed on one side; if utilize ground connection sense switch 44 ground connection roller 33 ground connection to be detected; make the step-down operation (discharge of hydraulic oil) of residual stalk treating apparatus 7 stop; then, by supplying with road 55, supplying with hydraulic oil, until after the accumulating and press and reach authorized pressure of accumulator 56; stop supplying with, thereby maintain this state.
Specifically, make after step-down operation stops, accumulating of prediction accumulator 56 press the setting-up time that reaches authorized pressure through before during in, supply with hydraulic oil.Its result is, although accumulating to press and reaching authorized pressure of accumulator 56 to residual stalk, do not process cylinder C3 and supply with hydraulic oil, so the height of residual stalk treating apparatus 7 is identical during with ground connection roller 33 ground connection.
(3) in the embodiment of recording in above-mentioned (2), accumulator 56 is connected with supply road 55, but as shown in Figure 8, replaces this structure, also can and supply with between road 55 at accumulator 56, with state in parallel, check valve 57 and choke valve 58 is installed.
Form if so, for example in the situation that residual stalk treating apparatus 7 contact with the protuberance on ground, can via check valve 57, to residual stalk, process cylinder C3 from accumulator 56 and supply with hydraulic oil and make residual stalk treating apparatus 7 increase rapidly, can avoid residual stalk treating apparatus 7 to prick in soil.On the other hand, once the residual stalk treating apparatus 7 rising drops to operation, use position, hydraulic oil returns to accumulator 56 via choke valve 58, therefore can make residual stalk treating apparatus 7 low speed decline, and can avoid residual stalk treating apparatus 7 decline rapidly and prick in soil.
(4) in the embodiment of recording in above-mentioned (2) or (3), control device 42 is controlled, if utilize ground connection sense switch 44 ground connection roller 33 ground connection to be detected, make after the step-down operation of residual stalk treating apparatus 7 (discharge of hydraulic oil) stops, in during before accumulating of prediction accumulator 56 pressed the setting-up time process that reaches authorized pressure, supply with hydraulic oil, but replace this structure, also can manually indicate the step-down operation of residual stalk treating apparatus 7 and supply with hydraulic oil until the operation that reaches authorized pressure is pressed in accumulating of accumulator 56.
(5) in the above-described embodiment, by automatic mode on-off switch 45, do not set for automatic mode, control device 42 is not just carried out the automatic shut-down operation of the detection based on ground connection sense switch 44, but as the structure without above-mentioned automatic mode on-off switch 45, also can always carry out the automatic shut-down operation of the detection based on ground connection sense switch 44.
(6) in the above-described embodiment, the residual stalk that is provided as the hydraulic operation formula of executing agency with vertical posture is processed cylinder C3, residual stalk processes cylinder C3 and residual stalk treating apparatus 7 links via chain 39, but replace this structure, both can residual stalk be set with horizontal posture and process cylinder C3, and can replace chain 39 again and link via metal wire.In addition, both can process cylinder C3 with the residual stalk that other the fluid pressure cylinder such as pneumatic cylinder replaces hydraulic operation formula, also can replace fluid pressure cylinder with the driving mechanism of motor-type again.
(7) in the above-described embodiment, according to the whether positive kiss the earth of ground connection roller 33, detect residual stalk treating apparatus 7 and whether dropped to operation use position, but also this ground connection roller 33 can be set, but ultrasonic sensor 59 is set, be used as detecting the height sensor over the ground to ground level apart from ground, the residual stalk treating apparatus 7 of direct-detection to ground level.
As shown in Figure 9, ultrasonic sensor 59 is positioned at the lower side of car body front side and the middle transfer chute 5 of residual stalk treating apparatus 7, via upper and lower pair of parallel connecting rod 61 and support unit 60 pivotables that are fixed in vehicle frame F, link, and link via connecting rod 62 and middle part, the way pivotable of the swinging mounting body 30 of the residual stalk treating apparatus 7 of supporting.By formation like this, ultrasonic sensor 59 is supported to, and always maintains hyperacoustic transmit direction state downward, and in the height corresponding to ground level with residual stalk treating apparatus 7.In addition, in this embodiment, ground connection roller 33 is not set, therefore, controls the action that residual stalk is processed cylinder C3 so that by ultrasonic sensor 59, detected ground level is reached to specified altitude.
(8) in the above-described embodiment, only the car body rear side at residual stalk treating apparatus 7 arranges ground connection roller 33, but as shown in figure 10, can also toe lateral ground connection roller 63 be also set at car body front side, and be not only car body rear side.Form if so, if there is protuberance in farmland, toe lateral ground connection roller 63 climbs and makes residual stalk treating apparatus 7 increase so, therefore easily avoids pricking into ground.
Toe lateral ground connection roller 63 consists of a plurality of rollers that separate, thereby to plant the place of vertical stem stalk inoperative to existing, and (bar Inter) works only in the ranks, to this and not shown.Like this, do not press the residual stalk after results, just can utilize residual stalk treating apparatus 7 to carry out well pulverization process.
(9) in the above-described embodiment, only according to the indication of being sent by lifting indicator cock 43, carry out the operation that makes residual stalk treating apparatus 7 increase, but in the time of also can having for protuberance at running vehicle body 3 negotiate terrains, the structure that automatically makes residual stalk treating apparatus 7 increase.
; as shown in figure 11; with the state that swings up and down freely and utilize neutral force application mechanism 64 to return to the neutral position application of force around lateral shaft core P5, be provided with counterweight 65; and, be provided with and make the movement of the counterweight 65 that the inertia of hydraulic control valve 41 when by running vehicle body 3 negotiate terrain protuberance causes, to lifting position side mobile link gear 66 in linkage.
Furthermore, in the situation that height, front-wheel 1 are climbed up farmland protuberance, although counterweight 65, because this impact transitory phase declines over the ground, makes the valve rod of hydraulic control valve 41 to lifting position side shifting by this action.Neutral force application mechanism 64 plays the locking member up and down of locking effect and the state setting that not shown lock pin returns to the neutral position application of force to utilize to counterweight 65.
In addition, counterweight 65 is provided with limited part 68, and this limited part 68 links with the make-break operation part 67 of operation clutch, allows to swing when operation, swings, thereby counterweight 65 only just can be swung up and down in the situation that carrying out harvest operation in non-job time limit system.In addition, in the Figure 11 as schematic diagram, although direction is different, limited part 68 movements of restriction counterweight 65 on above-below direction.
Industrial applicibility
The utility model can be applied to the maize harvesting machine for harvesting corn.
Claims (14)
1. a maize harvesting machine, is characterized in that, has:
The residual stalk treating apparatus arranging freely with respect to running vehicle body lifting,
Drive freely the executing agency of described residual stalk treating apparatus lifting
With the climbing power applying unit to the described residual stalk treating apparatus of uplifted side application of force lifting.
2. maize harvesting machine as claimed in claim 1, is characterized in that,
The spring of described climbing power applying unit for arranging across described running vehicle body and described residual stalk treating apparatus.
3. maize harvesting machine as claimed in claim 2, is characterized in that,
Be provided with the linkage part that makes described executing agency and described residual stalk treating apparatus interlock, described spring is arranged on described linkage part.
4. maize harvesting machine as claimed in claim 3, is characterized in that,
Described linkage part consists of chain,
Described spring consists of the extension spring of screw type, and is loaded in addition the state setting of described chain,
Described tensioned is arranged on described chain, if the lifting position of described residual stalk treating apparatus is adjusted to operation and uses position, this spring is utilizing under the state of the described residual stalk treating apparatus of described chain suspention supporting, to the directive effect tensile force that promotes described residual stalk treating apparatus.
5. maize harvesting machine as claimed in claim 4, is characterized in that,
One distolateral and described residual stalk treating apparatus of described extension spring is connected.
6. the reaping machine as described in any one in claim 1～5, is characterized in that, has:
Height detection sensor, its detection is adjusted to operation use position by the descending operation of described executing agency by the lifting position of described residual stalk treating apparatus;
Control module, it controls the action of described executing agency, if utilize described height detection sensor described residual stalk to be detected, process the lifting position of position and be adjusted to described operation with position, the descending operation that makes described executing agency stops and maintaining this lifting position.
7. the maize harvesting machine as described in any one in claim 1～5, is characterized in that,
Described executing agency consists of fluid pressure cylinder.
8. maize harvesting machine as claimed in claim 6, is characterized in that,
Described executing agency consists of fluid pressure cylinder.
9. maize harvesting machine as claimed in claim 1, is characterized in that,
Described executing agency consists of fluid pressure cylinder,
Described climbing power applying unit consists of accumulator, and this accumulator is connected with supply road from fluid to described fluid pressure cylinder that supply with, and in inner pressure to the uplifted side application of force, promotes described residual stalk treating apparatus by accumulating.
10. maize harvesting machine as claimed in claim 9, is characterized in that, has:
Height detection sensor, its detection is adjusted to operation use position by the descending operation of described executing agency by the lifting position of described residual stalk treating apparatus;
Control module, it controls the action of described executing agency, when described residual stalk treating apparatus being carried out to step-down operation higher than described operation with the position of position, if utilize described height detection sensor described residual stalk treating apparatus to be detected, dropped to described operation use position, make step-down operation stop, and by described supply road, supplying with fluid, until after the accumulating and press and reach authorized pressure of described accumulator, stopping supplying with and maintain this state.
11. maize harvesting machines as claimed in claim 10, is characterized in that,
Described residual stalk treating apparatus has the ground connection roller with position kiss the earth in described operation,
Described height detection sensor is according to described ground connection roller positive kiss the earth whether, detects described residual stalk treating apparatus and whether dropped to described operation and use position.
12. maize harvesting machines as described in any one in claim 1～5,8～11, is characterized in that,
Described residual stalk treating apparatus is driven the hammer cutter formula reducing mechanism of rotation around lateral shaft core.
13. maize harvesting machines as claimed in claim 6, is characterized in that,
Described residual stalk treating apparatus is driven the hammer cutter formula reducing mechanism of rotation around lateral shaft core.
14. maize harvesting machines as claimed in claim 7, is characterized in that,
Described residual stalk treating apparatus is driven the hammer cutter formula reducing mechanism of rotation around lateral shaft core.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-215234 | 2012-09-27 | ||
| JP2012215234A JP2014068569A (en) | 2012-09-27 | 2012-09-27 | Corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203523339U true CN203523339U (en) | 2014-04-09 |
Family
ID=50409616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320597855.8U Expired - Fee Related CN203523339U (en) | 2012-09-27 | 2013-09-25 | Maize harvesting machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2014068569A (en) |
| CN (1) | CN203523339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110352391A (en) * | 2017-01-20 | 2019-10-18 | 株式会社久保田 | Operation Van |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109005926B (en) * | 2018-10-10 | 2024-06-11 | 雷州雷宝机械有限公司 | Sugarcane harvesting and conveying device |
| CN116267204B (en) * | 2023-03-10 | 2024-09-10 | 辽宁宁越农机装备有限公司 | Five-element corn harvester based on motor driving matching device |
-
2012
- 2012-09-27 JP JP2012215234A patent/JP2014068569A/en active Pending
-
2013
- 2013-09-25 CN CN201320597855.8U patent/CN203523339U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110352391A (en) * | 2017-01-20 | 2019-10-18 | 株式会社久保田 | Operation Van |
| CN110352391B (en) * | 2017-01-20 | 2024-01-16 | 株式会社久保田 | Working vehicle |
| US11904851B2 (en) | 2017-01-20 | 2024-02-20 | Kubota Corporation | Work vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014068569A (en) | 2014-04-21 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140409 Termination date: 20200925 |
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