CN104186102A - Ordinary combine harvester - Google Patents

Abstract

The present invention provides an ordinary combine harvester which can effectively use the possessed function for performing picking-up operation with a high efficiency. The ordinary combine harvestercomprises the following components: a main harvesting device (63) which harvests the planted stems with a transverse gesture in a horizontal direction, and a roller-type raking device (64) which causes the rotation of the teeth for raking above the main harvesting device (63) for raking the planted stems as harvesting objects, wherein the main harvesting device (63) is provided with a picking-updevice (5) which has a front side that is projected to the front and lower side compared with a cutting knife and can pick up the stems in a laying down gesture.

Description

Ordinary combine harvester

The application is in the first to file (applying date: on April 30th, 2009, application number: 200910137932.X, denomination of invention: dividing an application ordinary combine harvester).

Technical field

The present invention relates to ordinary combine harvester.Ordinary combine harvester refers to for by the whole combine that is fed into the type of sheller unit of crop (paddy bar) of harvesting, also referred to as full stalk feed type combine harvester.

Background technology

[1] in above-mentioned ordinary combine harvester, except the common harvesting threshing operations that the stem stalk harvesting that is planted in the plantation state in farm is obtained, for beans, rape seed etc., sometimes also gather in advance and place it in farm with lodging posture, after to a certain degree drying, carrying out again the picking task of being picked up.

As such ordinary combine harvester that carries out respectively common harvesting threshing operations and picking task, be known to the following grain header of recording structure in the past.

(1) can be on the platform of the feed space of general purpose combined harvester and thresher handling pick up the grain header (with reference to Japanese JP6-245624A) of special-purpose pick-up head.

(2) can change the outfit at the end side of the feeder of the ordinary combine harvester grain header (with reference to Japanese JP2007-028999A) of intertillage crop harvesting head, pick-up head.

[2] as above-mentioned ordinary combine harvester, the following structures (with reference to Japanese JP2005-211043A) that adopt more,, with rake, hold together the top side that cylinder rake holds together crop, with shearing device, the root side of crop is cut off and gathered in, by harvesting to the whole bar of crop send into the sheller unit at rear, and with minute standing grain parts using the crop as harvesting object and do not gather in tangling between the crop of a side and push aside and be isolated.

[3] in above-mentioned ordinary combine harvester, except the crop that is stripe-arrangement plantation as rice wheat, sometimes using the crop (coarse cereals) that is not stripe-arrangement plantation as rape seed, sunflower as results object, be known to the grain header of the structure of following (1), (2) record in the past.

(1) with rake, hold together the top side that cylinder rake holds together kind of plant, with shearing device, the root side of crop is cut off and gathered in, by harvesting to the whole sheller unit of sending into rear of crop, and with minute standing grain parts using the crop as harvesting object with do not gather in tangling between the crop of a side and push aside and be isolated (the Japanese JP2005-211043A of reference).

(2) reaping apparatus of front is lift posture near crop top, cut off the holder of crop (sunflower) and gather in the crops, with the reaping apparatus that is positioned at the rear side of Near Ground, cut off and to residue in the remaining stem stalk on farm and it is lodged to farm, and with minute standing grain parts using the crop as harvesting object and do not gather in tangling between the crop of a side and push aside and be isolated (the Japanese JP2007-089464A of reference).

Summary of the invention

[1] problem corresponding with background technology [1] is as follows.

In the grain header of the structure in the past of recording in above-mentioned (1) and (2), the performance of picking task only depends on for picking task the performance of the pick device being exclusively equipped with, and as pick device, need to be therefore high functional device.

And if pick up, object is lightweight and volume is large, occur sometimes not pushing front side to and causing that it is in disorder, be difficult to successfully to carry out the problem sent into sheller unit side picking up most object.

The object of the present invention is to provide and a kind ofly effectively utilize the function that ordinary combine harvester has and can carry out expeditiously the ordinary combine harvester of picking task.

[2] problem corresponding with background technology [2] is as follows.

In the harvesting harvest operation of crop, sometimes harvesting crop and loaded after farm is dry and carry out threshing processing.In such harvest operation, with special-purpose retracting device, pick up and reclaim the crop loading in farm, be fed into the sheller unit of ordinary combine harvester, so this recovery operation spended time, and need to prepare special-purpose retracting device.

The present invention is conceived to this aspect and makes, and its object is to provide a kind of common harvesting results of not only can carrying out, and can be expeditiously load after will harvesting in the crop on farm and reclaim and the ordinary combine harvester of threshing.

[3] problem corresponding with background technology [3] is as follows.

For the crop that suitably proterties of results as rice wheat and coarse cereals differs greatly, wish to change the specification of harvesting pretreating device, still, if manufacture respectively the harvesting pretreating device of different size, cost uprises.

Especially when results rape seed etc. is tangled more crop, with minute standing grain parts, the crop as harvesting object is pushed aside with the crop of not gathering in a side and when separated, easily fall fringe, falls the problems such as grain, drawing standing crops.In order to reduce such problem, need to make the slack-off centrifugation of pushing aside that suppresses minute standing grain parts of body pace, the high efficiency that can not run at high speed results.

The present invention is conceived to this aspect and makes, and its main purpose is to provide ordinary combine harvester a kind of cheapness, that can be applicable to gathering in harvesting rice and wheat, coarse cereals.

[1] as follows for solving the means of problem [1].That is,

An ordinary combine harvester, comprising: with the main reaping apparatus of the horizontal posture harvesting, planting stem stalk of along continuous straight runs; Rake is held together with tooth to rotate and harrows operation and harrow device as the drum-type of the plantation stem stalk of harvesting object in the upper side position of above-mentioned main reaping apparatus; By the conveying plant of rearward being carried by the whole stem stalk of this main reaping apparatus harvesting; The sheller unit that the stem stalk transporting from above-mentioned conveying plant is carried out to threshing and sorting process, is characterized in that, it is more outstanding to front lower place and can pick up the pick device of the stem stalk of the posture of laying across than cutter that above-mentioned main reaping apparatus has front.

According to this feature structure, harrow in the ordinary combine harvester of device thering is drum-type, in harrowing with this drum-type the main reaping apparatus that device together uses, there is pick device, therefore, for picking up object, can carry out the picking task of pick device and rake that drum-type harrows device simultaneously and hold together operation.

In addition, owing to can apply the cutting action of picking up effect and main reaping apparatus of pick device simultaneously, therefore, in picking task, for picking up resistance because of the entanglement such as weeds on farm, become large results object, by with main reaping apparatus by the cut-outs such as weeds of its entanglement, can pick up like a cork.

Therefore, the drum-type that the common harvesting threshing operations at ordinary combine harvester is used harrows device also for picking task, even for bulky harvested product, also can by and use from below pick up and rake from top holds together and results successfully.

In addition, the auxiliary cutting action of the main reaping apparatus in picking task, as the means of picking up resistance that reduce results object, is had advantages of and can high efficiency carry out picking task.

In a preferred embodiment, pick device is configured to and can freely loads and unloads with respect to main reaping apparatus.This structure has the following advantages.

; because being configured to, can freely load and unload with respect to main reaping apparatus by pick device; therefore; for example, in the harvesting width of main reaping apparatus; the pick device of the corresponding position such as the ridge existing with part is unloaded and carry out picking task (contacting with ridge for fear of pick device) or be less than harvesting width and be partial to while gathering in the crops under state one-sided in harvesting width etc. at results object; can select the installation site of pick device to install, have advantages of and can carry out goodly in function picking up operation.

In a preferred embodiment, drum-type is harrowed device and is configured to and can holds together stem stalk from the place ahead side-delivery rake of pick device front end.This structure has the following advantages.

; tool has the following advantages: can by drum-type, harrow device from the front side of pick device front end and harrow stem stalk; thereby can start position to picking up of pick device and utilize sending into of results object that pick device implements; and for the results object of picking up that does not carry out pick device, limit its forwards side return.Therefore, easily carry out the high efficiency picking task of pick device, and forwards side is at random to limit the results object of failing to pick up, and again results object is sent into pick device, can expects the few picking task of results omission.

In a preferred embodiment, sliding body has been installed, this sliding body supporting has the pre-treatment framework of main reaping apparatus and carries out ground connection and travel, to make the front end of pick device maintain the state floating with respect to ground.This structure has the following advantages.

That is, can utilize supporting pre-treatment framework and carry out the sliding body that ground connection is travelled to avoid pick device to contact with ground, pick device be maintained to appropriate state with respect to the height on ground simultaneously and carry out picking task.Therefore, there is the picking up function of energy stable maintenance pick device and can carry out good picking task.

In a preferred embodiment, at the lateral side end position of the harvesting zone of action of main reaping apparatus, installed the secondary reaping apparatus of hairclipper formula, this pair reaping apparatus for cutting action line that the cutting action position of cutter is connected along the vertical direction erect posture.This structure has the following advantages.

; because the lateral side end position of the harvesting zone of action at main reaping apparatus installs the secondary reaping apparatus of hairclipper formula that posture is carried out cane cut-out that erects with along the vertical direction; therefore; even be not eliminated as the cane of harvesting object and the entanglement of not gathering between the cane of side; also can with above-mentioned picking task independently, with secondary reaping apparatus, cut off the cane part of this entanglement, thereby have advantages of and can provide the cane as harvesting object and not gather in contacting cut-out, can also gather in well the ordinary combine harvester of threshing between the cane of side.

Now, if arrange, can harrow device with main reaping apparatus and drum-type and separately secondary reaping apparatus be switched on or off independently the arrangement of clutch of power, can realize and stop separately independently driving the operation under the state of secondary reaping apparatus harrowing device with main reaping apparatus and drum-type.Therefore, when the picking task that uses pick device that the cane under harvesting is in advance picked up, thereby thereby easily carry out main reaping apparatus and drum-type and harrow device and drive efficiency driving high and secondary reaping apparatus to stop the operation that power loss is little.

In addition, while being located at the transmission downstream of main reaping apparatus to the Poewr transmission mechanism of secondary reaping apparatus transmission of drive force, the main reaping apparatus that must be driven when driving secondary reaping apparatus is also used as to a part for the Poewr transmission mechanism of secondary reaping apparatus transmission of drive force, therefore has advantages of and can simplify drive structure.

In addition, above-mentioned Poewr transmission mechanism is arranged to, with the power-transmission system of harrowing device transmission of drive force to main reaping apparatus and drum-type independently, while passing to the driving force of secondary reaping apparatus from carry the power-transmission system of the conveying plant of stem stalk to export towards sheller unit, arrange respectively to main reaping apparatus and drum-type and harrow the power-transmission system of device transmission of drive force and to the Poewr transmission mechanism of secondary reaping apparatus transmission of drive force, therefore, have advantages of easily each power-transmission system is carried out respectively to upkeep operation.

[2] as follows for solving the means of problem [2].That is,

A kind of ordinary combine harvester, on liftable harvesting pretreating device, have using along continuous straight runs horizontal posture harvesting, planting crop main reaping apparatus and rake is held together with tooth, in the upper side position of above-mentioned main reaping apparatus, rotate and rake holds together operation and harrows device as the drum-type of gathering in the kind plant of object, also comprise the whole crop that feeding is gathered in by main reaping apparatus the sheller unit that carries out threshing and sorting process, it is characterized in that

Harvesting pretreating device is provided with more outstanding and pick up the pick device of crop on the ground and ground connection and limit the sliding body of the falling-threshold of harvesting pretreating device than main reaping apparatus,

Under the state of sliding body ground connection, the terminal part of pick device approaches ground.

According to said structure, when common harvesting results, make to gather in pretreating device and be positioned at the arbitrary height corresponding with kind of plant.When loading the crop harvesting in farm after harvesting, so that advancing, the state that harvesting pretreating device drops to the position that sliding body is set travels, with pick device, pick up crop on the ground, by drum-type, harrow device and rearward harrow, during after this with common harvesting results, similarly carry and send into sheller unit.

Now, under the state of decline that has been limited harvesting pretreating device by the ground connection of sliding body, the terminal part of pick device approaches ground and is the height that is suitable for picking up crop, not having is only to make unintentionally to gather in pretreating device to decline and advance to travel and just make the terminal part powerful collision ground of pick device and the problem of damaged, and can be suitable for picking up and omit few picking task.

In a preferred embodiment, on harvesting pretreating device, at the cross side end position place of the harvesting zone of action of above-mentioned main reaping apparatus, be provided with the secondary reaping apparatus that cuts off kind of plant with longitudinal posture along the vertical direction.This structure has the following advantages.

; ordinary combine harvester is except harvesting rice and wheat; also for gathering in the crops the coarse cereals crops such as rape seed, buckwheat; while tangling in results rape seed etc. crop stronger; if will dial and separate with the crop of not gathering in side as the crop of harvesting object with minute standing grain parts, easily fall fringe, fall grain, pull out the problems such as crop.In order to reduce this problem, need to slow down body pace and suppress minute effects of dialling of minute standing grain parts, the high efficiency that can not run at high speed results.

According to said structure, not only can be suitable for picking task, for the harvesting object and the standing crops that are directed to the harvesting zone of action of main reaping apparatus, there is strong situation of tangling, the secondary reaping apparatus of cross side end position that also can be equipped on the harvesting zone of action of main reaping apparatus by use cuts off the crop that separation is being tangled, to more by the crop of main reaping apparatus side, hold together to the harvesting zone of action than secondary reaping apparatus, can do one's utmost to reduce due to falling fringe, fall grain due to dialling reluctantly minute, and successfully carry out harvest operation with desirable travel speed.

In a preferred embodiment, will form the sliding body of growing crosswise and be located near the two ends, left and right of downside of harvesting pretreating device.According to this structure, even if make to gather in pretreating device ground connection, be supported on ground, larger contact area that also can enough left and right sliding body and larger between left and right every the large weight of stably supporting harvesting pretreating device.

In addition, have bottom surface, the box-shaped of front-back and left and right side if sliding body is formed with, the intensity of sliding body uprises, and can reliably support the large weight of harvesting pretreating device.Even the state lower-pilot body sliding body ground connection, and to horizontal tractive harvesting pretreating device, also there will not be soil to enter and adhere to situation about being stranded in sliding body, do not have due to the native weight of adhering to increase harvesting pretreating device rising load, make the slack-off problem of the rate of climb.In addition, the cleaning of post-job sliding body also becomes easy.

[3] as follows for solving the means of problem [3].That is,

A kind of ordinary combine harvester, in the front portion of the feeder being connected with the front portion of sheller unit, connect harvesting pretreating device, this harvesting pretreating device has: the main reaping apparatus of harvesting, planting crop, using harvesting to crop send into feeder front portion auger conveyor for conveying, rake is held together with tooth rotate and harrow device to harrow as the kind plant of harvesting object the drum-type of holding together to operate, it is characterized in that

By the trailing unit being connected with feeder, form harvesting pretreating device with the forward unit being connected with this trailing unit,

Trailing unit has to carry harrows device by auger conveyor and drum-type, and rice wheat can be connected with this trailing unit as forward unit with unit replacement with coarse cereals with unit,

Rice wheat has the main reaping apparatus of the horizontal posture of along continuous straight runs with unit,

Coarse cereals have the main reaping apparatus of the horizontal posture of along continuous straight runs with unit, be provided with the secondary reaping apparatus that posture is cut off kind of plant that erects with along the vertical direction at the cross side end position place of the harvesting zone of action of main reaping apparatus.

According to said structure, by using coarse cereals to use unit as forward unit, can form the harvesting pretreating device that specification is suitable for the stronger crops such as rape seed of results entanglement.In this specification, in the situation that be directed to harvesting object and the standing crops of the harvesting zone of action of main reaping apparatus, there is strong entanglement, also the secondary reaping apparatus of cross side end position that is equipped on the harvesting zone of action of main reaping apparatus by use cuts off the crop of tangling, and its left and right is separated, thereby can will be positioned at than secondary reaping apparatus more by the crop of main reaping apparatus side, to hold together to the harvesting zone of action, can do one's utmost to reduce due to falling fringe, fall grain due to dialling reluctantly minute, and successfully carry out harvest operation with desirable travel speed.

If use rice wheat with unit as forward unit, can form and will not gather in the harvesting pretreating device that separated specification is cut off in the entanglement of object and standing crops, can successfully gather in the results less rice wheat of tangling.

Therefore, can share trailing unit and assemble and in specification, be suitable for gathering in the crops the harvesting pretreating device that is suitable for harvesting rice and wheat in the harvesting pretreating device of coarse cereals and specification, compare with the whole harvesting pretreating device of making respectively each specification, can cheaply make.Can be easier to and carry out at an easy rate transformation and the transformation from rice wheat specification to coarse cereals specification from coarse cereals specification to rice wheat specification.

In a preferred embodiment, rice wheat is connected in the main reaping apparatus under the state of trailing unit and carries and is set as with the distance between auger conveyor with unit, be less than the distance between main reaping apparatus under coarse cereals are connected in trailing unit state with unit and conveying use auger conveyor.

That is,, connecting coarse cereals with under the state of unit, with longer space, front and back, there is surplus and catch the crop of being gathered in by main reaping apparatus, for there being the crop of certain volume also it successfully can be directed to conveying auger conveyor.Connecting rice wheat with under the state of unit, for the crop of being gathered in by main reaping apparatus, can not give the ground, leeway of laying across and directly with carrying with auger conveyor, it be carried to feeder is anterior, can not make crop be stranded in ground, main reaping apparatus rear and be sent to smoothly feeder.

About other technologies scheme and the beneficial effect that reached by this other technologies scheme, can be with reference to accompanying drawing and the following description and be able to clear.

Accompanying drawing explanation

Fig. 1 is the right side view of the ordinary combine harvester integral body of the 1st embodiment of the present invention;

Fig. 2 is the left side view of ordinary combine harvester integral body;

Fig. 3 is the vertical view of ordinary combine harvester integral body;

Fig. 4 means the line chart of transmission system;

Fig. 5 means the left side view of secondary reaping apparatus part;

Fig. 6 means to the front view of the drive structure of secondary reaping apparatus transmission;

Fig. 7 is the VII-VII line cutaway view of Fig. 5;

Fig. 8 means the left side view of the installment state of pick device;

Fig. 9 means the stereogram of pick device;

Figure 10 means cutaway view and the vertical view of the installment state of pick device;

Figure 11 is the whole vertical view of main reaping apparatus;

Figure 12 means the left side view of longitudinal cutting cutter clutch;

Figure 13 means that drum-type harrows the cutaway view of the installation constitution of device;

Figure 14 means the stereogram of the anti-plate that disperses;

Figure 15 means that drum-type harrows the left side view of the relation of device and longitudinal cutting cutter;

Figure 16 means that drum-type harrows the left side view of the relation of device and longitudinal cutting cutter;

Figure 17 means the left side view of secondary reaping apparatus part of the another way 1 of the 1st embodiment;

Figure 18 means the line chart of the transmission system of another way 1;

Figure 19 is the left side view of the ordinary combine harvester integral body of the present invention's the 2nd embodiment;

Figure 20 is the right side view of ordinary combine harvester integral body;

Figure 21 is the vertical view of ordinary combine harvester integral body;

Figure 22 means the line chart of transmission system;

Figure 23 means the left side view of harvesting pretreating device;

Figure 24 means to the front view of the drive structure of secondary reaping apparatus transmission;

Figure 25 is the horizontal top view in cross-section of secondary reaping apparatus;

Figure 26 means the end view of the driving structure of secondary reaping apparatus;

Figure 27 is exploded perspective view (a) and the assembling stereogram (b) of pick device;

Figure 28 is end view (a) and the vertical view (b) that is installed on the pick device on main reaping apparatus;

Figure 29 is the vertical view that the main reaping apparatus of pick device has been installed;

Figure 30 means the end view of longitudinal cutting cutter clutch;

Figure 31 means that drum-type harrows the local vertical profile end view of the supporting construction of device;

Figure 32 means the stereogram of the anti-plate that disperses;

Figure 33 means and makes drum-type harrow the left side view that device is positioned at the harvesting pretreating device of the middle state of range;

Figure 34 sees the left side view of harvesting pretreating device from body inner side;

Figure 35 means the horizontal top view in cross-section of the drive division lid structure in secondary reaping apparatus;

Figure 36 is in making to gather in the end view of the ordinary combine harvester integral body of the job state that pretreating device risen;

Figure 37 is the whole vertical view that there is no the ordinary combine harvester of pick device;

The end view of unit and trailing unit for the coarse cereals that Figure 38 means separated;

Figure 39 has installed the end view of rice wheat with the harvesting pretreating device of unit;

The end view of unit and trailing unit for the rice wheat that Figure 40 means separated.

Embodiment

Each embodiment of ordinary combine harvester of the present invention (normal type combine-harvester) is described referring to accompanying drawing.

In the following description, as long as no expressing especially, using the body that travels of combine advance and the direction that retreats as fore-and-aft direction, using with the horizontal direction of this fore-and-aft direction quadrature as left and right directions, using the direction vertical with fore-and-aft direction and left and right directions as above-below direction.

[the 1st embodiment]

First, the 1st embodiment of ordinary combine harvester of the present invention is described with reference to Fig. 1 ~ Figure 18.

[overall structure]

As shown in Fig. 1 ~ Fig. 3, in ordinary combine harvester of the present invention, on the crawler travel device 11,11 of pair of right and left, carry organism frame 10 and form body 1 voluntarily, this carry on body 1 be voluntarily provided with equipped drive attend a banquet 20 take Drive Section 2, be positioned at drive the equipment of attending a banquet below 20 the former moving portion 3 of engine 30, to the object being treated as threshing object carry out the sheller unit 4 of threshing and sorting process, by the sack-filling device 13 of the object being treated pack after threshing.

And, for gathering in the crops the example of feeder 60(conveying plant of the harvesting pretreating device 6 of harvesting object stem stalk) 60 being attached at the body front side of body 1 voluntarily around the mode that the transverse axis heart x of end freely rotates thereafter, the ordinary combine harvester that carries out threshing processing by the whole bar that constitutes the threshing processing object to gathering in of these each devices.

[structure of threshing system]

Above-mentioned sheller unit 4 forms, the threshing cylinder 40 of sailing the axial-flow type of the axle center of body fore-and-aft direction rotating by detouring carries out threshing processing, threshing handled thing is carried out to sorting process, divide and elect shelling grain as and discharge stalk, by shelling, grain is supplied in the storage warehouse 14 of above-mentioned sack-filling device 13.Discharge stalk etc. except the threshing handled thing as pack object falls discharge to the rear of body 1 voluntarily.In Fig. 2, Reference numeral 15 is to be supported to swingingly to switch to decline use posture and to rise and accommodate the accessory plate of posture by easy on and off, it is from organism frame 10 to the outstanding posture of body lateral outer side level of travelling that posture is used in this decline, and it is use posture upwards to swing and carry in the posture of the body above-below direction that travels from this decline that posture is accommodated in this rising.

[structure of cropping system]

Above-mentioned harvesting pretreating device 6 has pair of right and left nearside divider 62,62 as minute standing grain parts in the front portion of pre-treatment framework 61, by the main reaping apparatus 63 of the hairclipper formula of the plantation stem stalk harvesting of the harvesting subject area of being opened for 62,62 minutes by this nearside divider, be configured to the secondary reaping apparatus 7 of the hairclipper formula of longitudinal reaping apparatus.For secondary reaping apparatus 7, will describe in detail in the back.

And, above-mentioned harvesting pretreating device 6 also has the top that is positioned at this main reaping apparatus 63, the upper lateral pre-treatment framework 61 rear side-delivery rakes of above-mentioned plantation stem stalk are held together to the drum-type being rotated and harrow device 64, and have and carry with auger conveyor 65 in the upper surface side that is positioned at the platform 61A of above-mentioned pre-treatment framework 61 bottoms, by carrying with auger conveyor 65, will by above-mentioned main reaping apparatus 63, gather in and quilt is harrowed to the harvesting stem stalk on platform 61A and put together and be transported to the front side of feeder 60, what by above-mentioned conveying, with auger conveyor 65, had can hold together bar 65a with the rake that the free one of auger conveyor 65 is rotated the harvesting stem stalk that is positioned at feeder 60 front sides is sent into feeder 60 sides with carrying.

Above-mentioned feeder 60 is constructed as follows such conveying plant,, utilization is arranged at its inner feeder conveyer 60a and will from above-mentioned conveying, with the harvesting cane that auger conveyor 65 is supplied with, be transported to the rear end side of feeder 60, and the threshing chamber (not shown) from distolateral thereafter outlet (not shown) to sheller unit 4 is supplied with the whole cane that gathers in and transport.This feeder 60 is constituted as and can front is swung around above-mentioned transverse axis heart x free lifting by being installed on the lifting pressure cylinder 12 between this feeder 60 and organism frame 10, by the operation that swings up and down with respect to sheller unit 4, freely changing posture is that the platform 61A that is positioned at pre-treatment framework 61 bottoms drops to the decline harvesting state of Near Ground and the rising harvesting state that above-mentioned platform 61A rises highlyer from ground.

The peripheral part that above-mentioned drum-type harrows device 64 has for harrowing the tooth 64b of cane, from harvesting power shaft 66 described later, through the effect of the driving force of tape handler 64c input, be driven in rotation, with the tooth 64b of outer circumferential side always state down from body front side rearward side-delivery rake hold together, this is known structure.

As shown in figure 13, this drum-type harrows in device 64, on the saddle 64e of a plurality of positions that can also can freely change to along the length direction slip of idler bar 64d fore-and-aft direction, driving shaft 64a is installed, by carrying out the position change operation of saddle 64e, the position of the axis of rotation of above-mentioned driving shaft 64a is changed along fore-and-aft direction (length direction of idler bar 64d).Be configured to and can by the stop hole 64f to running through idler bar 64d, insert, extract latch 64g and carry out saddle 64e and fix with respect to the position of idler bar 64d.

Now, in changing drum-type after front and back position and harrow the drive structure of device 64 transmissions, be configured to, by position not shown, that be located at the regulating wheel with tensioning apparatus in above-mentioned tape handler 64c, change, even the transmission of power that also can stipulate in the situation that changing above-mentioned front and back position.

The position of the axis of rotation of above-mentioned driving shaft 64a change be with drum-type harrow device 64 use morphologic correlation connection carry out, while carrying out the harvesting results of common rice wheat etc. not using pick device 5 described later, secondary reaping apparatus 7, drum-type is harrowed the top that device 64 is raised to state shown in Fig. 5, the axis of rotation that moves rearward as shown in Figure 15 and make drum-type harrow device 64 is positioned near the top position of main reaping apparatus 63, with this state, uses.

And, when carrying out picking task using pick device 5 described later or secondary reaping apparatus 7 or using the harvesting threshing operations of rape seed etc. of secondary reaping apparatus 7, due to the position relationship with pick device 5 or secondary reaping apparatus 7, the rake that drum-type harrows device 64 holds together effect and works from the front side of pick device 5 front ends, or, when the cane that drum-type harrows device 64 is sent into direction and is side-looking body and the cutting action line CL quadrature of above-mentioned secondary reaping apparatus 7 or the direction of quadrature roughly.Now, make saddle 64e move to the forefront shown in Figure 13, drum-type harrows device 64 while dropping to bottom as shown in Figure 5, and the axis of rotation that this drum-type harrows device 64 is positioned near top pick device 5 ends and carries out picking task.

In addition, when using the harvesting threshing operations of rape seed etc. of secondary reaping apparatus 7, drum-type is harrowed the slightly top that device 64 is raised to state shown in Fig. 5, for state shown in Figure 16, become axis of rotation that drum-type harrows device 64 when side-looking body with the cutting action line CL of secondary reaping apparatus 7 consistent state roughly, the cane of harrowing device 64 with drum-type send into direction when side-looking body and the cutting action line CL quadrature of above-mentioned secondary reaping apparatus 7 or roughly the state of quadrature use.

In the lower face side of above-mentioned platform 61A, be provided with at the platform 61A that is positioned at pre-treatment framework 61 bottoms and drop under the decline harvesting state of Near Ground the sliding body 56 with running ground sliding-contact.This sliding body 56 is outstanding to the lower side of above-mentioned platform 61A lower surface as described later, in order to maintain the state that pick device 5 ends float slightly with respect to ground, install, thereby when carrying out the pick device 5 that is horizontally placed on ground cane for picking up to be installed on the picking task on main reaping apparatus 63, the end of pick device 5 can not protrude into running ground.

As shown in Figure 2 and Figure 5, harrow the rear side of device 64 in drum-type, near the entrance in above-mentioned conveying with the feeder 60 above auger conveyor 65, rearward upper side is provided with the anti-plate 9 that disperses.

As shown in Fig. 5 and Figure 14, this anti-plate 9 that disperses forms passage shape by the rear face 90 of hypsokinesis posture and the side surface part 91 of its left and right sides.The passage shape shape of 91 one-tenth of the side surface part of above-mentioned rear face 90 and its left and right sides consists of framework 92 and the rubber hypophysis 93 that is layed in these framework 92 inner sides, this framework 92 by the passage shape upper limb frame part along its upper edge portion and support this upper limb frame part up and down towards support plate partly form.

This anti-plate 9 that disperses is modified, so that when taking Drive Section 2 and carry out driver behavior or observe the place ahead, visual field while as far as possible can constriction not observing from back upper place, this anti-plate 9 that disperses is configured to simultaneously, catches and make it forwards effluent and turn back to the sending in path of feeder 60 rape seed of takeofing from front side etc.

; the hypsokinesis degree of the above-mentioned anti-plate 9 that disperses and upper and lower height setting are following degree: as shown in the line a1 of Fig. 2; when the driver of average somatotype is sitting in that driving attends a banquet observes front lower place on 20; end side that can visual pick device 5; as shown in the line a2 of this Fig. 2; if observe with bent form, can see the cutter of main reaping apparatus 63.

This anti-plate 9 that disperses can be effective to prevent when carrying out picking task that harvested product from dispersing, but in common harvesting, majority does not need to use this anti-plate 9 that disperses, and therefore in order to be taken off yet, this anti-plate 9 that disperses to be configured to and can freely to be loaded and unloaded with respect to pre-treatment framework 61.

[structure of pick device]

As shown in Fig. 8 ~ Figure 11, pick device 5 consists of the lifting unit 50 of pole shape, the leg-of-mutton enhancing sheet material 52 of side-looking that is fixedly welded between the front surface side of installing plate 51, the lower edge side that is fixedly welded on above-mentioned lifting unit 50 and installation component 51 of side-looking L font of these lifting unit 50 rear end side bottoms, set bolt 53 is penetrated in the installing hole 51a consisting of slotted hole that is formed on above-mentioned installation component 51 rear end side, thereby pick device 5 is fixed on the cutter scaffold 61B being arranged on pre-treatment framework 61.

In the scope of the harvesting width of main reaping apparatus 63, this pick device 5 is arranged to many places (being 5 places in Fig. 3), pick device 5 is that the end of above-mentioned lifting unit 50 is slipped into and gathered in and the downside of stem stalk in the posture of laying across carries out picking task in advance, and pick device 5 is set as following within the scope of the harvesting width of main reaping apparatus 63.

Above-mentioned main reaping apparatus 63 by be fixed on the dead knife 63A of cutter scaffold 61B and can slide with respect to this dead knife 63A can moving knife 63B constitute, pick device 5 of the present invention is along the extended line setting of a cutter hub in above-mentioned dead knife 63A.

; on the front side board part 51A of the position relative with above-mentioned dead knife 63A of above-mentioned installation component 51; be formed with punching 54 parts that can insert for the end portion of dead knife 63A, on the above-mentioned reinforcement 52 of the position relative with above-mentioned dead knife 63A, form the similar breach 55 of end portion shape of shape and dead knife 63A.

Therefore, if set bolt 53 is penetrated in the installing hole 51a of installation component 51 and fastening, the upper portion that becomes the breach 55 of reinforcement 52 more arrives the state of the terminal part upper limb of dead knife 63A, utilize this fixed position of getting over upper part and above-mentioned set bolt 53, so that pick device 5 is positioned at this pick device 5 of state support on dead knife 63A extended line when overlooking.

Now, the rear end side of above-mentioned lifting unit 50 is positioned at the position of leaving to the upper side of main reaping apparatus 63.In addition, can being formed in following ranges by moving knife 63B of main reaping apparatus 63: be formed at guiding groove 63Aa on dead knife 63A can not exceed the above-mentioned punching 54 of being formed with of installation component 51 up and down towards front side board part, therefore, not moved intrusively by the existence of pick device 5, under the picking task state that pick device 5 has been installed, also can carry out the harvesting of main reaping apparatus 63 simultaneously.

[structure of transmission system]

Fig. 4 means the line chart that the driving force of engine 30 is delivered to the power-transmission system of each device on above-mentioned crawler travel device 11 and organism frame.

As shown in Figure 4, the transmission mechanism of crawler travel device 11 transmissions is delivered to the driving force of the output shaft 30a of above-mentioned engine 30 through tape handler 21 to the power shaft 22a of hydrostatic stepless speed change device 22, the driving force of the output shaft 22b of this hydrostatic stepless speed change device 22 is input to the gear drive portion (figure is outer) in gearbox body 23, and by this gear drive portion, driving force is delivered to the crawler travel device 11,11 of above-mentioned pair of right and left.

Above-mentioned hydrostatic stepless speed change device 22 is connected with above-mentioned gearbox body 23.This hydrostatic stepless speed change device 22 comprises axial plunger type hydraulic pump using above-mentioned power shaft 22a as the capacity-variable type of pump shaft and the hydraulic motor of the axial piston that driven by the pressure oil from this hydraulic pump.

The transmission mechanism of above-mentioned sheller unit 4 transmissions is made to output shaft 30a distolateral interlock with the winnowing machine driving shaft 41 of sheller unit 4 through tape handler 31 of above-mentioned engine 30, and make another distolateral band transmission mechanism 42 of this winnowing machine driving shaft 41 and the one-level screw spreader 43 of sheller unit 4 and 44 interlocks of deuterostrophies conveyer, make to be located at power take-off 45 sorting unit driving shaft 47 interlocks with sheller unit 4 through tape handler 46 on above-mentioned tape handler 42.

The driving force that the transmission mechanism of above-mentioned harvesting pretreating device 6 transmissions is exported the above-mentioned output shaft 30a from above-mentioned engine 30 is through above-mentioned tape handler 31, above-mentioned winnowing machine driving shaft 41 is transferred to the casing power shaft 34 of transmission case body 33 with being located at these winnowing machine driving shaft 41 another distolateral tape handlers 32, from the threshing cylinder output shaft 35 of transmission case body 33, the driving force of this casing power shaft 34 is delivered to threshing cylinder 40, by the driving force of above-mentioned casing power shaft 34 through forward clutch 37 or be delivered to the harvesting power shaft 66 of harvesting pretreating device 6 through the harvesting output shaft 36 of transmission case body 33 and reversing clutch 38.As follows, this transmission of power is further described.

Above-mentioned transmission case body 33 is accommodated bevel gear mechanism 48, and this bevel gear mechanism 48 has and can one rotate freely the bevel gear 48a that is located at above-mentioned casing power shaft 34 ends.This bevel gear mechanism 48 is except having bevel gear 48a, also has can one to rotate freely to be located at the bevel gear 48b of above-mentioned harvesting output shaft 36 ends and can one rotate freely the bevel gear 48c that is located at above-mentioned threshing cylinder output shaft 35 with the state of above-mentioned bevel gear 48a and bevel gear 48b engagement.; bevel gear mechanism 48 can make along travelling the horizontal casing power shaft 34 of body and along threshing cylinder output shaft 35 interlock of the body fore-and-aft direction that travels, and take the state that the direction of rotation of casing power shaft 34 and the direction of rotation of harvesting output shaft 36 be contrary direction of rotation casing power shaft 34 and harvesting output shaft 36 are linked.

As shown in Figure 4, above-mentioned forward clutch 37 is by a distolateral driving-belt 37a handover operation that is wound in above-mentioned casing power shaft 34 and above-mentioned harvesting power shaft 66, to be tensioning state and relaxed state by tensioning wheel body 37b, thereby switches to the band tension clutch of engagement state and released state.This forward clutch 37 is engagement state by handover operation, and the driving force of casing power shaft 34 is delivered to harvesting power shaft 66 as the driving force that harvesting pretreating device 6 is driven to forward direction.

As shown in Figure 4, above-mentioned reversing clutch 38 is will to be wound in above-mentioned harvesting output shaft 36 and above-mentioned harvesting power shaft 66 another distolateral driving-belt 38a handover operations are tensioning state and relaxed state by tensioning wheel body 38b, thereby switches to the band tension clutch of engagement state and released state.This reversing clutch 38 is engagement state by handover operation, thereby the driving force of harvesting output shaft 36 is delivered to harvesting power shaft 66 as the driving force that harvesting pretreating device 6 is driven to reverse directions.

As shown in Figure 4, above-mentioned harvesting power shaft 66 becomes the conveyer driving shaft that drives above-mentioned feeder conveyer 60a.Above-mentioned harvesting power shaft 66 is through driving shaft 67 interlocks of driving-chain 66a and main reaping apparatus 63.This driving shaft 67 and above-mentioned conveying link by driving-chain 66b with the driving shaft 68 of auger conveyor 65.Carry and link by having utilized the link gear of driving-chain 66c and driving-belt 66d with the driving shaft 64a that driving shaft 68 and the drum-type of auger conveyor 65 harrow device 64.

Power from above-mentioned driving shaft 67 is imported into the known motion-direction changing mechanism 69 of installing on driving shaft 67, by this motion-direction changing mechanism 69, rotatablely moving of driving shaft 67 is converted to the crankmotion of power transmission shaft 67a.And, by the crankmotion of above-mentioned power transmission shaft 67a, the cutter linear reciprocation of main reaping apparatus 63 is driven.

When the driving force of forward direction is delivered to harvesting power shaft 66, the feeder conveyer 60a of harvesting pretreating device 6, conveying are harrowed device 64 by auger conveyor 65, main reaping apparatus 63 and drum-type and driven to forward direction, to carry out common pre-treatment operation, carry operation, when the driving force of reverse directions is delivered to harvesting power shaft 66, by the feeder conveyer 60a of harvesting pretreating device 6, carry with auger conveyor 65, main reaping apparatus 63 and drum-type harrow device 64 to the contrary direction of rotation driving of direction of rotation for common operation.

To the transmission of power of secondary reaping apparatus 7, be to transmit from the reciprocating motion of the drive system output of above-mentioned main reaping apparatus 63 by longitudinal harvesting link gear (to an example of the Poewr transmission mechanism of secondary reaping apparatus transmission of drive force) 8, about this longitudinal harvesting link gear 8, with explanation in the back together with the structure of secondary reaping apparatus 7.

[structure of secondary reaping apparatus]

As shown in Fig. 3～Fig. 6, at the horizontal side end (left side) of harvesting pretreating device 6, the not harvesting side position in the harvesting zone of action of above-mentioned main reaping apparatus 63, is provided with the secondary reaping apparatus 7 that cuts off rape seed cane with the posture erecting along the vertical direction.

As shown in Fig. 5～Fig. 8, this pair reaping apparatus 7 consists of the cutter bod 71,71 of pair of right and left, the cutter bod 71,71 of this pair of right and left can consist of the hairclipper formula cutter of the lengthwise forming slidably by free phases the front face side position at installing frame 70, and the cutter bod 71,71 of this pair of right and left is through longitudinal harvesting link gear 8 described later and by the drive force of above-mentioned main reaping apparatus 63.

The lower end side of the cutter bod 71,71 of above-mentioned pair of right and left is fixed on the pre-treatment framework 61 in the left side of harvesting pretreating device 6, and upper end side is installed on the installing frame 70 that is supported bar 72 supportings.

Front surface side in the chassis body 73 of the square tube shape of above-mentioned installing frame 70, give prominence to and be provided with forwards side-prominent tabular guided plate 74, the cutter bod 71,71 of above-mentioned pair of right and left, from the left and right sides, clamp this pair of right and left cutter bod 71,71 cutter hub clamping components 75 each other and be installed into the state of embracing above-mentioned guided plate 74 from both sides, can make the cutter bod 71,71 of above-mentioned pair of right and left pump along above-mentioned guided plate 74.

The cutter bod 71,71 of the pair of right and left forming as described above connects into through longitudinally gathering in link gear 8 drive force that is subject to above-mentioned main reaping apparatus 63.

As Fig. 4, shown in Fig. 5～Fig. 8, longitudinally harvesting link gear 8 by with can moving knife 63B the linking and derive the input gangbar 80 of the motion of the direction that reciprocatingly slides that can moving knife 63B of main reaping apparatus 63, the fore-and-aft direction that one has an armed lever 81a being connected with this input gangbar 80 towards relay axis 81, be coated at the oscillating structural member 82 on relay axis 81, using the oscillating traverse motion of oscillating structural member 82 as pair of right and left cutter bod 71, 71 above-below direction moves back and forth and the output gangbar 84 of transmission, the state that the crankmotion of the relay axis 81 that changeable one-tenth causes the swing of above-mentioned armed lever 81a transmits as the oscillating motion of above-mentioned oscillating structural member 82 and the longitudinal cutting cutter clutch (example of the arrangement of clutch of secondary reaping apparatus) 85 that cuts off the state of its transmission form.

As shown in Fig. 4 and Figure 12, above-mentioned longitudinal cutting cutter clutch 85 by from the outstanding engaging protrusion 81b of relay axis 81 one, with the position that can freely engage connecting hole 83a the hub member 83 that the mode departing from is formed at above-mentioned oscillating structural member 82 with respect to this engaging protrusion 81b, change hub member 83 along the axis direction of relay axis 81, carry out above-mentioned engaging protrusion 81b and depart from engaging of connecting hole 83a the action bars 86 operating and form.

Above-mentioned hub member 83 be located at force application spring 87 on relay axis 81 always to clutch engage side, be about to the side application of force of above-mentioned engaging protrusion 81b and connecting hole 83a engaging.

Having carried out clutch separation operation, removed under the state of engaging of above-mentioned engaging protrusion 81b and connecting hole 83a, as shown in Figure 12 (b), aforesaid operations bar 86 can be fixed on the fastener 61a being formed in pre-treatment framework 61 parts with hook state.

By forming as described so, secondary reaping apparatus 7 is delivered to the linear reciprocating motion of main reaping apparatus 6 along with the driving of main reaping apparatus 6 input gangbar 80, the linear reciprocating motion of this input gangbar 80 is converted into the oscillating motion of armed lever 81a, becomes relay axis 81 self around the crankmotion in axle center.

Then, the crankmotion of this relay axis 81 is converted into the oscillating motion of oscillating structural member 82 and the linear reciprocating motion of output gangbar 84 through longitudinal cutting cutter clutch 85, pair of right and left cutter bod 71,71 moves back and forth and plays the effect of cutting off object stem stalk.

Now, the if desired driving of secondary reaping apparatus 7, makes above-mentioned longitudinal cutting cutter clutch 85 for engagement state, if do not need the driving of secondary reaping apparatus 7, can be made as released state, only drives main reaping apparatus 63 and stops separately the driving of secondary reaping apparatus 7.That is, these longitudinal cutting cutter clutch 85 formations can be switched on or switched off separately the arrangement of clutch to the driving of secondary reaping apparatus 7.

This pair reaping apparatus 7 is equipped on the body front side of the stem stalk place of incision of main reaping apparatus 63, at the rear of front end of being located at the nearside divider 62 of above-mentioned pre-treatment framework 61 front, this pair reaping apparatus 7 is adapted to when side-looking body cutting action line CL with respect to the upper limb quadrature of minute standing grain acting surface of this nearside divider 62 or the posture of quadrature roughly.Above-mentioned cutting action line CL refers to that the blade of pair of right and left cutter bod 71,71 as shown in Figure 5 intersects mutually and line segment while cutting off object stem stalk, that connect the mean place of cutting action position c.

Secondary reaping apparatus 7 is preferably adapted to cutting action line CL quadrature or the roughly posture of quadrature as described above with respect to the relative posture of this nearside divider 62, but not must be limited in quadrature or roughly in the scope of quadrature, also can be according to various conditions and appropriate change, for example, can be also the structure that cutter front face side and nearside divider 62 upper limbs form 80 degree ~ 120 degree left and right angles.

In addition, secondary reaping apparatus 7 is configured to stem stalk that when side-looking body its cutting action line CL and above-mentioned drum-type harrow device 64 and sends into direction quadrature or quadrature roughly.Now, as shown in figure 16, the position of aiming at the cutting action position of secondary reaping apparatus 7 when the center of rotation that preferably drum-type harrows device 64 is present in side-looking.

Under this state, the angle of the crossing that the stem stalk that drum-type harrows device 64 is sent into the upper limb of direction, nearside divider 62 is all the state of quadrature roughly with respect to the cutting action line CL of secondary reaping apparatus 7, therefore, easily realize well the cutting action of 7 pairs of tangled stems stalk parts of secondary reaping apparatus.

For above-mentioned pick device 5 and drum-type, harrow the relation of device 64, as shown in Figure 5, to the two, give associated configuration, and make drum-type harrow device 64, can harrow stem stalk from the place ahead of the front end of pick device 5.So form, start pick device 5 pick up operation before, the rake that drum-type harrows device 64 holds together effect and will act on the stem stalk of laying across, and therefore easily efficiently carries out picking task.

In addition, place of incision on the left and right directions of secondary reaping apparatus 7 is arranged on than slightly inclined to one side position, mind-set body lateral outer side side in minute standing grain of the nearside divider in left side 62, when the stem stalk of the state that fringe head side is tangled divide standing grain, than above-mentioned Fen He center, slightly turned up the soil and arriving the not harvesting side stem stalk cut-out of place of incision in the position in outside by the solution of tangling not.

Therefore, the not harvesting side stem stalk in outside is cut off like this, and with main reaping apparatus 63, the stem stalk in harvesting width is gathered in, the above-mentioned stem stalk of not untiing entanglement state is also applied in the effect that drum-type harrows device 64, conveying use auger conveyor 65 etc., reduced the possibility coming off from harvesting pretreating device 6, easily to feeder 60 sides, carried.

[another form 1 of the 1st embodiment]

Another embodiment of Figure 17 and Figure 18 vice reaping apparatus 7.

The cutter bod the 71, the 71st of this pair reaping apparatus 7, can form with respect to the lengthwise hairclipper formula cutter can moving knife 71B forming of the free relative sliding of this dead knife 71A by being fixed on the dead knife 71A on installing frame 70 and being arranged to.In addition the driving structure, this pair reaping apparatus 7 being driven is the drive force with driving shaft 68 outputs of auger conveyor 65 through longitudinal harvesting link gear (to an example of the Poewr transmission mechanism of secondary reaping apparatus transmission of drive force) 8 and by the conveying by from harvesting pretreating device 6.

Above-mentioned dead knife 71A and can being installed on installing frame 70 by moving knife 71B, this installing frame 70 by lower end side with the mode pivot suspension that can swing around horizontal pivot 76 in the pre-treatment framework 61 in the left side of harvesting pretreating device 6.As shown in Figure 17 and Figure 18, with crank-like rotating member 77 overcoats of belt wheel 77a, be arranged on to run through on the fixing pivot 76 of the state of left side pre-treatment framework 61 and installing frame 70, the driving rod installation shaft 77b of this crank-like rotating member 77 is arranged to the state with respect to above-mentioned pivot 76 bias.

And, by cutter driving rod 78 can be freely enclosed within on this driving rod installation shaft 77b outward with the relative rotation, the above-mentioned driving rod installation shaft 77b side end of cutter driving rod 78 is rotated motion and drives, the end of its contrary side by connecting axle 79 with can be connected by moving knife 71B, by this mechanism, rotatablely moving of crank-like rotating member 77 is converted to reciprocating motion, makes along installing frame 70, to move back and forth by moving knife 71B.

Above-mentioned dead knife 71A is fixedly installed on installing frame 70, and length direction pars intermedia that can moving knife 71B is connected with cutter driving rod 78 by above-mentioned connecting axle 79.

Therefore, when rotary power is delivered to the belt wheel 77a of crank-like rotating member 77, crank-like rotating member 77 is around the axle center of pivot 76 P1 rotation, and the axle center P2 of driving rod installation shaft 77b is driven and around above-mentioned axle center P1 rotation.Thereupon, the axle center P3 of another distolateral connecting axle 79 of cutter driving rod 78 moves back and forth along the length direction of installing frame 70, and makes to carry out reciprocating action by moving knife 71B.

As shown in Figure 17 and Figure 18, from the conveying of harvesting pretreating device 6, with the driving shaft 68 of auger conveyor 65, to longitudinal harvesting link gear 8 of above-mentioned crank-like rotating member 77 transferring power, by driving-chain 88 and driving-belt 89, carry out transmission, this driving-chain 88 is wound on to be located at and carries with on the relaying sprocket wheel 81c forming on the drive sprocket 68a on the driving shaft 68 of auger conveyor 65 and the horizontal relay axis 81 in the cross wall part that is fixed on left side pre-treatment framework 61, above-mentioned driving-belt 89 is erected between the belt wheel 77a of the relaying belt wheel 81d that is located on above-mentioned relay axis 81 and above-mentioned crank-like rotating member 77.In the centre position of above-mentioned driving-belt 89, be provided with by tensioning pulley 85a and longitudinal cutting cutter clutch 85 that this tensioning pulley 85a is formed to the spring 85b of clutch engage side elastic force-applying, this longitudinal cutting cutter clutch 85 form can by slack-side, operate above-mentioned spring 85b action bars 86 operation and switch on or off separately power and switch to the arrangement of clutch of clutch engagement state and clutch separation state.

[another form 2 of the 1st embodiment]

In the secondary reaping apparatus 7 with preferred forms explanation, can by dead knife 71A and can moving knife 71B constitute cutter bod 71,71.Now, can be only in a distolateral connection output gangbar 84 that is coated at the oscillating structural member 82 of relay axis 81, using the oscillating traverse motion of oscillating structural member 82 as reciprocating motion transmission that can moving knife 71B, dead knife 71A is fixedly installed on installing frame 70.

[another form 3 of the 1st embodiment]

About being installed on the use radical of the pick device 5 on main reaping apparatus 63, can be based on picking up object in the scope of harvesting width, various service condition is suitably selected.In addition, be also not limited to by root carry out the structure of the handling of pick device 5, can be to load and unload many pick devices 5 are integrated.

[another form 4 of the 1st embodiment]

About the installation position of pick device 5, as illustrated with preferred forms, be preferably arranged on the downside of the dead knife 63A of main reaping apparatus 63, but may not be necessarily like this, such as being also arranged on the fixed part of pre-treatment framework 61 grades.Its installation position is also not limited only to downside, also can be fixed on upside.

[another form 5 of the 1st embodiment]

Secondary reaping apparatus 7 is not limited to for harvesting rape seed, and also going for take fringe head side is the various stem stalks harvestings of gathering in object.

[the 2nd embodiment]

The 2nd embodiment of ordinary combine harvester of the present invention then, is described with reference to Figure 19 ~ Figure 40.

[overall structure]

Figure 19 ~ Figure 21 represents that respectively whole side and the integral body of ordinary combine harvester of the present invention overlooks face.This ordinary combine harvester is configured to and is suitable for tangle each other stronger crops such as rape seed and reclaim the specification of threshing to gathering in advance and load in crop on the ground of harvesting crops, carries organism frame 10 and form body 1 voluntarily on the crawler travel device 11 of pair of right and left.At this, carry on body 1 to be voluntarily provided with to have equipped and drive 20 take Drive Section 2, be positioned at the former moving portion 3 of engine 30 of having driven the equipment of attending a banquet below 20, crop is carried out to the sheller unit 4 of threshing and sorting process, the sack-filling device 13 that the crop grain pack after threshing sorting is reclaimed of attending a banquet.

At the body front side of body 1 voluntarily, so that feeder 60 can link the feeder 60 that this front end is connected with harvesting pretreating device 6 around the mode of the transverse axis heart x free lifting swing of end thereafter, by constituting of these each devices, the whole crop of being gathered in by harvesting pretreating device 6 is supplied to the ordinary combine harvester that sheller unit 4 carries out threshing processing by feeder 60.

[structure of threshing system]

Sheller unit 4 utilizes 40 pairs of crops of supplying with of threshing cylinder of the axial-flow type of rotating around the axle center of body fore-and-aft direction to carry out threshing processing, threshing handled thing is carried out to sorting process, divide and elect shelling grain as and discharge stalk, shelling grain is raised up and is supplied in the storage warehouse 14 of sack-filling device 13, and the discharge stalk after threshing is processed etc. fall discharge to the rear of body 1 voluntarily.In Figure 20, Reference numeral 15 is the accessory plates that are connected in the lateral outer side end of organism frame 10, be supported to swingable switch to the use posture of stretching out to the horizontal foreign side of body level and roughly vertical erect accommodate posture.

[structure of cropping system]

Harvesting pretreating device 6 is provided with and comprises platform 61A, holds the pre-treatment framework 61 of the sidewall 61D of continuous longitudinal wall shape with the left and right of platform 61A, in the front portion of sidewall 61D, be separately installed with pair of right and left nearside divider 62, and between the bottom of left and right sidewall 61D, laterally set up the main reaping apparatus 63 of hairclipper formula, in the front cross outside that becomes the sidewall 61D of the body left that does not gather in side, with longitudinal posture, be provided with secondary reaping apparatus 7 described later.

Main reaping apparatus 63 is configured to the hairclipper formula reaping apparatus can moving knife 63B combining that is connected and fixed on dead knife 63A on the cutter scaffold 61B laterally setting up and can reciprocatingly slides with respect to this dead knife 63A left and right.

Also dispose the top that is positioned at main reaping apparatus 63, the upper lateral pre-treatment framework 61 rear side-delivery rakes of kind of plant are held together to the drum-type being rotated and harrow device 64, and above the rear portion of the platform 61A in pre-treatment framework 61, auger conveyor 65 for conveying is put in transverse strands establishing, by carrying with auger conveyor 65, by being gathered in and harrow by main reaping apparatus 63 to the crop on platform 61A, be transported to the front side of feeder 60, by carrying the rake of free one rotation thereupon having with auger conveyor 65 to hold together bar 65a, the crop that is positioned at feeder 60 front sides is sent into feeder 60.

Feeder 60 is configured to the square tube shape of front and back end opening, the chain type feeder conveyer 60a that utilization is arranged at feeder 60 inside will carry the crop with auger conveyor 65 is supplied with to harrow the back outlet side of holding together to raise to deliver to feeder 60 certainly, from the back outlet of feeder 60, to sheller unit 4, supplies with whole crop.This feeder 60 is supported to and can makes by being installed on the work of the lifting pressure cylinder 12 between this feeder 60 and organism frame 10 front swing around transverse axis heart x free lifting, by making feeder 60 Shang Xia, can change arbitrarily the operation height that gathers in pretreating device 6.

Drum-type is harrowed each top that device 64 adopts the rotating frame 64h that forms regular pentagon when side-looking and is harrowed the known construction with tooth 64b with the mode axle supporting crop can rotation driving, from harvesting power shaft 66 described later, through the effect of the driving force of tape handler 64c input, driving rotating frame 64h to hold together direction rotation to rake, and with its synchronously driving gear 64b rotation round about, thus with tooth 64b always state down from body front side, with circular-arc rake, hold together motion track T rearward and carry out work.

As shown in figure 33, drum-type harrows the front portion that device 64 is supported on idler bar 64d, this idler bar 64d is supported on the upper rear end of pre-treatment framework 61 in the mode that can swing up and down around horizontal fulcrum y, at the saddle 64e upper support can sliding along the length direction of idler bar 64d and can move at fore-and-aft direction, there is cylinder drive shaft 64a, by carrying out the position change operation of saddle 64e, the axis of rotation position z of cylinder drive shaft 64a is changed along fore-and-aft direction.Can be by inserting latch 64g and carry out saddle 64e and fix with respect to the position of idler bar 64d to running through in a pair of stop hole 64f in front and back of idler bar 64d any hole.Between idler bar 64d and the fixed position of pre-treatment framework 61 sides, set up hydraulic pressure cylinder 64i, thus by make hydraulic pressure cylinder 64i flexible can arbitrarily lifting drum-type harrow to hold together device 64 and change harrow wording depth.Upper surface at pre-treatment framework 61 is provided with the dogbolt 64j that butt idler pulley cramp bar 64d limits the decline limit of idler bar 64d, by threaded adjusting dogbolt 64j, can finely tune the falling-threshold height that drum-type harrows device 64.

In order to make drum-type, harrow that device 64 more declines, pivot position z more forwards moves, the lifting moving track S of the pivot position z of cylinder drive shaft 64a is set as: when the rear side that erects the secondary reaping apparatus 7 of configuration is configured in side-looking, with respect to secondary reaping apparatus 7, tilt, when drum-type harrows device 64 while being positioned at falling-threshold, when side-looking, pivot position z and secondary reaping apparatus 7 are roughly overlapping, when drum-type, harrow device 64 while being positioned at the rising limit, when side-looking, pivot position z is positioned at the position higher than secondary reaping apparatus 7.

Carry out accordingly with crop species, the crop stalk harvesting situations such as lodging situation long, crop the height change that drum-type harrows device 64, degree of lodging is larger, makes drum-type harrow device 64 more to front lower place, to move, and harrows as early as possible.

As shown in figure 33, drum-type is harrowed the decline rake of tooth 64b when larger of device 64 and holds together motion track T(d) overlapping larger with the sidewall 61D of pre-treatment framework 61 when side-looking body, can make to lodge and from leaking between the sidewall 61D of left and right, not harrow crop to the crop of Near Ground.At the rake that makes drum-type harrow the device 64 tooth 64b while rising, hold together motion track T(u) with respect to sidewall 61D, leave upward during at side-looking body, the higher part of the crop erecting can be divided rake to hold together to be directed to main reaping apparatus 63 to rear and cut off, successfully be sent to platform 61A.

When making drum-type harrow device 64, rise when larger, between the upper surface of the sidewall 61D of pre-treatment framework 61 and idler bar 64d sky open larger, driving operation person easily sees harvesting through the space between sidewall 61D upper surface and idler bar 64d side.

Near the outstanding sliding body 56 that the is provided with pair of right and left two ends, left and right of the downside of platform 61A, when harvesting pretreating device 6 has declined, make sliding body 56 ground connection and limit the decline of gathering in pretreating device 6, avoid the leading section that gathers in pretreating device 6 to protrude into ground.This sliding body 56 be configured to there is bottom surface, the hollow box of growing crosswise of front-back and left and right side, can be reliable with the larger contact area of left and right sliding body 56 and harvesting pretreating device 6 that the ground ground connection supporting that has good stability declines and the weight of feeder 60, even and at the state lower-pilot body of sliding body 56 ground connection, to horizontal tractive harvesting pretreating device 6, also there will not be soil to enter and adhere to and be stranded in the situation in sliding body 56.

As shown in figure 34, the rear end of the front end of platform 61A and main reaping apparatus 63 closely configures, front end at platform 61A is the lead-frame 61e of peak shape protuberance along the whole width setting of platform 61A, thereby inhibition is directed into the harvesting crop of platform 61A, forwards overflows.

In drum-type, harrow the rear side of device 64, near carrying with the entrance of the feeder 60 above auger conveyor 65 towards back upper place side be provided with and prevent dispersing plate 9.As shown in figure 29, the anti-plate 9 that disperses forms passage shape by the rear face 90 of hypsokinesis posture and the side surface part 91 of the left and right sides.The passage shape shape of 91 one-tenth of the side surface part of rear face 90 and the left and right sides consists of framework 92 and the rubber hypophysis 93 that is layed in these framework 92 inner sides, this framework 92 by the passage shape upper limb frame part of the upper edge portion along rear face 90 and side surface part 91 and support this upper edge portion up and down towards support plate partly form.

This anti-plate 9 that disperses is modified, so that when taking Drive Section 2 and carry out driver behavior or observe the place ahead, visual field while as far as possible can constriction not observing from the back upper place of the anti-plate 9 that disperses, this anti-plate 9 that disperses is configured to simultaneously, catches and make it forwards effluent and turn back to the path of sending into of feeder 60 rape seed of takeofing from front side etc.

During picking task that the anti-plate 9 that disperses can be effective to pick up the crop that carries out that harvesting is placed on the ground, prevent that harvested product from dispersing, but in common harvesting, majority does not need to use this anti-plate 9 that disperses, and therefore in order to be taken off yet, this anti-plate 9 that disperses to be configured to and can freely to be loaded and unloaded with respect to pre-treatment framework 61.

[structure of pick device]

As shown in Figure 27 ~ Figure 29, pick device 5 consists of the lifting unit 50 of pole shape, the leg-of-mutton enhancing sheet material 52 of side-looking that is fixedly welded between the front surface side of installing plate 51, the lower edge side that is fixedly welded on lifting unit 50 and installation component 51 of side-looking L font of these lifting unit 50 rear end side bottoms, set bolt 53 is penetrated in the installing hole 51a consisting of slotted hole that is formed on installation component 51 rear end side, thereby pick device 5 is fixed on the cutter scaffold 61B being arranged on pre-treatment framework 61.

In the scope of the harvesting width of main reaping apparatus 63, this pick device 5 is arranged to many places, pick device 5 is that the end of lifting unit 50 is slipped into and gathered in advance and load in the downside of crop on the ground and pick up (picking up), and pick device 5 is set as following within the scope of the harvesting width of main reaping apparatus 63.

Main reaping apparatus 63 by be fixed on the dead knife 63A of cutter scaffold 61B and can slide with respect to this dead knife 63A can moving knife 63B constitute, pick device 5 is along the extended line setting of a cutter hub in above-mentioned dead knife 63A.On the front side board part 51A of the position relative with dead knife 63A of installation component 51, be formed with punching 54 parts that can insert for the end portion of dead knife 63A, on the reinforcement 52 of the position relative with dead knife 63A, form the similar breach 55 of end portion shape of shape and dead knife 63A.

Therefore, if set bolt 53 is penetrated in the installing hole 51a of installation component 51 and fastening, the upper portion that becomes the breach 55 of reinforcement 52 more arrives the state of the terminal part upper limb of dead knife 63A, utilize this fixed position of getting over upper part and set bolt 53, so that pick device 5 is positioned at this pick device 5 of state support on dead knife 63A extended line when overlooking.Now, the rear end side of lifting unit 50 is positioned at the position of leaving to the upper side of main reaping apparatus 63.In addition, main reaping apparatus 63 can moving knife 63B be formed on the guiding groove 63Aa being formed on dead knife 63A do not exceed the above-mentioned punching 54 of being formed with of installation component 51 up and down towards the scope of front side board part, therefore, not moved intrusively by the existence of pick device 5, under the picking task state that pick device 5 has been installed, also can carry out the harvesting of main reaping apparatus 63 simultaneously.In the situation that not needing pick device 5, as long as set bolt 53 is unloaded, thereby pick device 5 is unloaded from main reaping apparatus 63, make set bolt 53 return to original state.

Set the end height of above-mentioned lifting unit 50, make make to gather under the state that pretreating device 6 drops to sliding body 56 ground connection, the distal portion of pick device 5 is in Near Ground, even decline thereby make unintentionally to gather in pretreating device 6, also can avoid the terminal part brute force of pick device 5 to collide ground and damaged.

[structure of transmission system]

Figure 22 represents the driving force of engine 30 to be delivered to the power-transmission system of each device of crawler travel device 11 and organism frame 10.As shown in figure 22, the transmission mechanism of crawler travel device 11 transmissions is delivered to the power shaft 22a of the main transformer speed variator 22 consisting of hydrostatic stepless speed change device (HST) by a part of power of the output shaft 30a output from engine 30 through tape handler 21, the variable-speed dynamic of the output shaft 22b output from main transformer speed variator 22 is input to gearbox body 23, by the not shown secondary gear in gearbox body 23, further carry out multi-stage gear speed change, variable-speed dynamic is delivered to the crawler travel device 11,11 of pair of right and left.

The constant volume formula hydraulic motor 22M that main transformer speed variator 22 carries out positive and negative infinitely variable speeds driving by the hydraulic pump 22P of the capacity-variable type using power shaft 22a as pump shaft and the pressure oil that is used to self-hydraulic pump 22P forms, and can carry out front and back with infinitely variable speeds and advance.

The transmission mechanism of sheller unit 4 transmissions is made to be delivered to through tape handler 31 from a part of power of the output shaft 30a output of engine 30 to winnowing machine driving shaft 41 one distolateral of sheller unit 4, and make through tape handler 42, to be delivered to one-level screw spreader 43 and the deuterostrophies conveyer 44 of sheller unit 4 from the power of another distolateral output of winnowing machine driving shaft 41, make through tape handler 46, to be delivered to the sorting unit driving shaft 47 of sheller unit 4 from being located at the power of power take-off 45 outputs tape handler 42.

The power that the transmission mechanism of harvesting pretreating device 6 transmissions is exported the output shaft 30a from engine 30 is through tape handler 31, winnowing machine driving shaft 41 is delivered to the casing power shaft 34 of transmission case body 33 with being located at these winnowing machine driving shaft 41 another distolateral tape handlers 32, from the threshing cylinder output shaft 35 of transmission case body 33 by a part of transmission of power of this casing power shaft 34 to threshing cylinder 40, by a part of power of casing power shaft 34 through forward clutch 37 or be delivered to the harvesting power shaft 66 of harvesting pretreating device 6 through the harvesting output shaft 36 of transmission case body 33 and reversing clutch 38.

Transmission case body 33 is accommodated bevel gear mechanism 48, and this bevel gear mechanism 48 has and can one rotate freely the bevel gear 48a that is located at casing power shaft 34 ends.This bevel gear mechanism 48 is except having bevel gear 48a, also has can one to rotate freely to be located at the bevel gear 48b of harvesting output shaft 36 ends and can one rotate freely the bevel gear 48c that is located at threshing cylinder output shaft 35 with the state of bevel gear 48a, 48b engagement.Bevel gear mechanism 48 can make along travelling the horizontal casing power shaft 34 of body and along threshing cylinder output shaft 35 interlock of the body fore-and-aft direction that travels, and take the state that the direction of rotation of casing power shaft 34 and the direction of rotation of harvesting output shaft 36 be contrary direction of rotation casing power shaft 34 and harvesting output shaft 36 are linked.

As shown in figure 22, forward clutch 37 is by a distolateral driving-belt 37a handover operation that is wound in casing power shaft 34 and harvesting power shaft 66, to be tensioning state and relaxed state by tensioning wheel body 37b, thereby switches to the band tension clutch of engagement state and released state.Forward clutch 37 is engagement state by handover operation, and the driving force of casing power shaft 34 is delivered to harvesting power shaft 66 and as making to gather in the driving force of pretreating device 6 to forward direction driving.

As shown in figure 22, reversing clutch 38 is by being wound in harvesting output shaft 36 and gathering in power shaft 66 another distolateral driving-belt 38a handover operations, to be tensioning state and relaxed state by tensioning wheel body 38b, thereby switches to the band tension clutch of engagement state and released state.This reversing clutch 38 is engagement state by handover operation, and the driving force of harvesting output shaft 36 is delivered to harvesting power shaft 66 and as making to gather in the driving force of pretreating device 6 to reverse directions driving.

As shown in figure 22, harvesting power shaft 66 becomes the conveyer driving shaft that drives into glassware conveyer 60a.Harvesting power shaft 66 is through driving shaft 67 interlocks of driving-chain 66a and main reaping apparatus 63.Driving shaft 67 and conveying link by driving-chain 66b with the driving shaft 68 of auger conveyor 65.Carry and link by having utilized the link gear of driving-chain 66c and driving-belt 66d with the driving shaft 64a that driving shaft 68 and the drum-type of auger conveyor 65 harrow device 64.

Power from driving shaft 67 is imported into the known motion-direction changing mechanism 69 of installing on driving shaft 67, by motion-direction changing mechanism 69, rotatablely moving of driving shaft 67 is converted to the crankmotion of power transmission shaft 67a.And, by the crankmotion of power transmission shaft 67a, the cutter linear reciprocation of main reaping apparatus 63 is driven.

When the driving force of forward direction is delivered to harvesting power shaft 66, the feeder conveyer 60a of harvesting pretreating device 6, conveying are harrowed device 64 to carrying out common pre-treatment operation, carrying the forward direction of operation to drive by auger conveyor 65, main reaping apparatus 63 and drum-type.When the driving force of reverse directions is delivered to harvesting power shaft 66, by the feeder conveyer 60a of harvesting pretreating device 6, carry with auger conveyor 65, main reaping apparatus 63 and drum-type harrow device 64 to the contrary direction of rotation driving of direction of rotation for common operation.

To the transmission of power of secondary reaping apparatus 7, be to transmit from the reciprocating motion of the drive system output of main reaping apparatus 63 by longitudinal harvesting link gear (to an example of the Poewr transmission mechanism of secondary reaping apparatus transmission of drive force) 8, about this longitudinal harvesting link gear 8, with explanation in the back together with the structure of secondary reaping apparatus 7.

[structure of secondary reaping apparatus]

As shown in Figure 21～Figure 23, at the horizontal side end that gathers in the not harvesting side (left side) of pretreating device 6, not harvested position in the harvesting zone of action of main reaping apparatus 63, the posture that is equipped with to erect is along the vertical direction carried out the secondary reaping apparatus 7 of crop cut-out.

As shown in Figure 23～Figure 26, secondary reaping apparatus 7 consists of the cutter bod 71 of pair of right and left, the cutter bod 71 of this pair of right and left can consist of the hairclipper formula cutter of the lengthwise forming slidably by free phases the front face side position at installing frame 70, and the cutter bod 71 of pair of right and left is through longitudinal harvesting link gear 8 described later and by the drive force of main reaping apparatus 63.

The lower end side of the cutter bod 71 of pair of right and left is fixed on the pre-treatment framework 61 in the left side of harvesting pretreating device 6, and upper end side is installed on the installing frame 70 that is supported bar 72 supportings.

The front face side of the chassis body 73 of the square tube shape of installing frame 70 is given prominence to and is provided with forwards side-prominent tabular guided plate 74, the cutter bod 71 of pair of right and left and the cutter hub clamping components 75 that clamps the cutter bod 71 of this pair of right and left from the left and right sides are installed into the state of embracing guided plate 74 from both sides, can make the cutter bod 71 of pair of right and left pump along guided plate 74.

The cutter bod 71 of the pair of right and left forming is as described above connected to through longitudinal harvesting link gear 8 and the work of main reaping apparatus 63 and is driven by it in linkage.As shown in Figure 22～Figure 24, longitudinally harvesting link gear 8 by with can moving knife 63B the linking and derive the input gangbar 80 of the motion of the direction that reciprocatingly slides that can moving knife 63B of main reaping apparatus 63, the fore-and-aft direction that one has an armed lever 81a being connected with this input gangbar 80 towards relay axis 81, be coated at the oscillating structural member 82 on relay axis 81, above-below direction using the oscillating traverse motion of oscillating structural member 82 as pair of right and left cutter bod 71 moves back and forth and the output gangbar 84 of transmission, the state that the crankmotion of the relay axis 81 that changeable one-tenth causes the swing of armed lever 81a transmits as the oscillating motion of oscillating structural member 82 and the longitudinal cutting cutter clutch 85 that cuts off the state of its transmission form.

As shown in figure 30, longitudinal cutting cutter clutch 85 by from the outstanding engaging protrusion 81b of relay axis 85 one, with the position that can freely engage connecting hole 83a the hub member 83 that the mode departing from is formed at oscillating structural member 82 with respect to engaging protrusion 81b, change hub member 83 along the axis direction of relay axis 81, carry out engaging protrusion 81b and depart from engaging of connecting hole 83a the action bars 86 operating and form.

Hub member 83 be equipped on force application spring 87 on relay axis 81 always to clutch engage side, be about to the side application of force of engaging protrusion 81b and connecting hole 83a engaging.Having carried out clutch separation operation, removed under the state of engaging of engaging protrusion 81b and connecting hole 83a, as shown in figure 30, action bars 86 can be fixed on the fastener 61c being formed in pre-treatment framework 61 parts with hook state.

By forming as described so, secondary reaping apparatus 7 is delivered to the linear reciprocating motion of main reaping apparatus 63 along with the work of main reaping apparatus 63 input gangbar 80, the linear reciprocating motion of this input gangbar 80 is converted into the oscillating motion of armed lever 81a, becomes relay axis 81 self around the crankmotion in axle center.The crankmotion of relay axis 81 is converted into the oscillating motion of oscillating structural member 82 and the linear reciprocating motion of output gangbar 84 through longitudinal cutting cutter clutch 85, a pair of cutter bod 71 moves back and forth in the opposite direction respectively and plays the effect of cutting off object crop.

If desired the driving of secondary reaping apparatus 7, makes longitudinal cutting cutter clutch 85 for engagement state, if do not need the driving of secondary reaping apparatus 7, can only drive main reaping apparatus 63 and stops separately the driving of secondary reaping apparatus 7.

Secondary reaping apparatus 7 is equipped on the body front side of the crop place of incision of main reaping apparatus 63, at the rear of front end of being located at the nearside divider 62 of pre-treatment framework 61 front, this pair reaping apparatus 7 is adapted to when side-looking body this pair reaping apparatus 7 with respect to the upper limb quadrature of minute standing grain acting surface of this nearside divider 62 or the posture of quadrature roughly.

As shown in Figure 21 and Figure 35, the nearside divider 62 in left side is positioned at the horizontal foreign side of body that drum-type harrows the left lateral ends of device 63, off-position on the left and right directions of secondary reaping apparatus 7 is arranged on the position of more departing to the horizontal foreign side of body than the nearside divider 62Fen He center c in left side, when the crop of the state that fringe head side is tangled divide standing grain, at score standing grain center c, slightly turned up the soil and arrive the not harvesting side crop cut-out of place of incision in the position in outside by the solution of tangling not.Therefore, the not harvesting side crop in outside is cut off like this, and with main reaping apparatus 63 by the crop harvesting in harvesting width, the crop of not untiing entanglement state is also applied in the effect that drum-type harrows device 64, conveying use auger conveyor 65 etc., reduced the possibility coming off from harvesting pretreating device 6, easily to feeder 60 sides, carried.

As shown in Figure 23, Figure 24, drive up and down the longitudinally output gangbar 84 of the cutter bod 71 of the body inner side of harvesting link gear 8 to give prominence to more upward than nearside divider 62, from body inner side side, cover from the configuration position of output gangbar 84 till the side cover 95 of the scope of the bar 72 at rear spread all over installing frame 70, bar 72, pre-treatment framework 61 etc. fixed position install fixingly, crop can not tangled with output gangbar 84 but successfully rearward guiding is flowed.The output gangbar 84 of the cutter bod 71 of the external side of the 95 upper and lower driving machine of slave body outer side covers is covered in side, thereby can prevent standing crops to tangle and pull out with output gangbar 84, or delay is tangled and the work of secondary reaping apparatus 7 is brought to harmful effect.

Figure 36 represents to gather in the crops the form while erecting the good rape seed of state, will gather in pretreating device 6 and slightly promote, and gathers in expeditiously the more higher part position of results knot grain, and drum-type is harrowed the height that device 64 is adjusted to adaptation stalk length, lodging situation.

[specification of harvesting pretreating device changes structure]

Figure 37 represents not have the whole vertical view of ordinary combine harvester of the state of pick device 5.Below, the specification of the explanation of the combine based on this state harvesting pretreating device changes structure.

As shown in Figure 38 ~ Figure 40, harvesting pretreating device 6 is divided into forward unit Uf and trailing unit Ur before and after stair-stepping cut-off rule.

Trailing unit Ur connects the front end be supported on feeder 60, platform 61A, the rear major part of sidewall 61D, drum-type is installed on trailing unit Ur and harrows device 64 and auger conveyor 65 for above-mentioned conveying.

Forward unit Uf prepares to have unit Uf1 and rice wheat unit Uf2 for coarse cereals, can change and bolt is connected in trailing unit Ur.

As shown in figure 38, not shown in Figure 38 with the front part 61Af of platform 61A, above-mentioned main reaping apparatus 63, secondary reaping apparatus 7(are installed on unit Uf1 at coarse cereals), end forms the nearside divider 62 for coarse cereals of round end when the front part 61Df of sidewall 61D and side-looking.As shown in figure 40, at rice wheat end when the front part 61Df of sidewall 61D and side-looking are installed on unit Uf2, form the nearside divider 62 for rice wheat of tip.As shown in figure 39, when rice wheat is connected with trailing unit Ur with unit Uf2, main reaping apparatus 63 is connected and installed in the leading section of the platform 61A of trailing unit Ur.

Adopt said structure, rice wheat is being connected in unit Uf2 under the state of trailing unit Ur, main reaping apparatus 63 and conveying are less than the main reaping apparatus 63 under the state that coarse cereals is connected in to trailing unit Ur with unit Uf1 and carry by distance L 1 between auger conveyor 65 by the distance L 2 between auger conveyor 65.As a result, connecting coarse cereals with under the state of unit Uf1, by fore-and-aft direction, longer platform 61A accepts the crop by main reaping apparatus 63 harvestings, the crop with certain volume successfully can be directed to and carry with auger conveyor 65.Connecting rice wheat with under the state of unit Uf2, can directly not apply the conveying effect of carrying with auger conveyor 65 to do not given the ground, leeway of laying across by the crop of main reaping apparatus 63 harvestings, crop can be stranded in to platform 61A ground and successfully send into feeder 60.

[another form of the 2nd embodiment]

The present invention can implement with following form.

(1) in the above-described embodiment, illustrative is while utilizing coarse cereals to use unit Uf1 as forward unit Uf, main reaping apparatus 63 is installed in to the situation of trailing unit Ur leading section, but also main reaping apparatus 63 can be installed in to coarse cereals, by unit Uf1 rearward end, implements.

(2) if the secondary reaping apparatus 7 that cuts off kind of plant with longitudinal posture is along the vertical direction located to the left and right sides of harvesting pretreating device 6, when the body left and right sides together being gathered in to the middle part harvesting advancing as harvesting ground not, even there is powerful entanglement as the harvesting crop of object and the standing crops of left and right, secondary reaping apparatus 7 that also can enough left and right cut off separated they entanglement and successfully gather in and travel.

(3) also can be configured to a side in a pair of cutter bod 71 that makes secondary reaping apparatus 7 be dead knife, the opposing party is hairclipper formula reaping apparatus that can moving knife, or is configured to and drives the reaping apparatus with the chain saw form that the chain of cutter bod longitudinally rotates to implement.

Finally, in order easily to have inserted the respective figure mark in figure with reference to accompanying drawing in claims, but this does not refer to that protection scope of the present invention is defined in illustrated embodiment.

Claims (7)

1. an ordinary combine harvester, the front portion of the feeder (60) being connected in the front portion with sheller unit (4) connects harvesting pretreating device (6), this harvesting pretreating device (6) has: the main reaping apparatus (63) of harvesting, planting crop, using harvesting to crop send into anterior auger conveyor conveying for (65) of above-mentioned feeder (60), rake held together with tooth (64b) rotate and rake holds together to operate as the drum-type of gathering in the kind plant of object and harrows device (64), it is characterized in that

By the trailing unit (Ur) being connected with above-mentioned feeder (60), form above-mentioned harvesting pretreating device (6) with the forward unit (Uf) being connected with this trailing unit,

Above-mentioned trailing unit (Ur) have above-mentioned for conveying auger conveyor (65) and above-mentioned drum-type harrow device (64), and rice wheat can be connected with this trailing unit as above-mentioned forward unit (Uf) with unit replacement with coarse cereals with unit.

2. ordinary combine harvester according to claim 1, is characterized in that,

Above-mentioned rice wheat has the above-mentioned main reaping apparatus (63) of the horizontal posture of along continuous straight runs with unit,

Above-mentioned coarse cereals have the above-mentioned main reaping apparatus (63) of the horizontal posture of along continuous straight runs with unit, be provided with the secondary reaping apparatus (7) that cuts off kind of plant with longitudinal posture along the vertical direction at the cross side end position place of the harvesting zone of action of above-mentioned main reaping apparatus (63).

3. ordinary combine harvester according to claim 1, it is characterized in that, above-mentioned rice wheat with unit, be connected in above-mentioned main reaping apparatus (63) under the state of trailing unit (Ur) and above-mentioned for conveying the distance between auger conveyor (65) be set as, be less than above-mentioned main reaping apparatus (63) under above-mentioned coarse cereals are connected in trailing unit (Ur) state with unit and above-mentioned distance between auger conveyor (65) for conveying.

4. ordinary combine harvester according to claim 2, it is characterized in that, above-mentioned rice wheat with unit, be connected in above-mentioned main reaping apparatus (63) under the state of trailing unit (Ur) and above-mentioned for conveying the distance between auger conveyor (65) be set as, be less than above-mentioned main reaping apparatus (63) under above-mentioned coarse cereals are connected in trailing unit (Ur) state with unit and above-mentioned distance between auger conveyor (65) for conveying.

5. according to the ordinary combine harvester described in any one in claim 1～4, it is characterized in that, above-mentioned harvesting pretreating device (6) is divided into above-mentioned forward unit (Uf) and above-mentioned trailing unit (Ur) by stair-stepping cut-off rule.

6. ordinary combine harvester according to claim 5, is characterized in that, above-mentioned forward unit (Uf) bolt is connected on above-mentioned trailing unit (Ur).

7. according to the ordinary combine harvester described in any one in claim 1～4, it is characterized in that, the in the situation that above-mentioned rice, for wheat, unit (Uf2) being connected on above-mentioned trailing unit (Ur), above-mentioned main reaping apparatus (63) is connected to the leading section of the platform (61A) in above-mentioned trailing unit (Ur).