CN203206740U - Cutting harvester - Google Patents

Abstract

The utility model provides a cutting harvester which has enough bearing strength and can simplify the structure of vehicle body frame. According to the cutting harvester, a hitchhiking driving part, a cutting conveying part and a driving engine are arranged on a driving vehicle body which is provided with a left front wheel (1), a right front wheel (1), a left back wheel (2) and a right back wheel (2), wherein the cutting conveying part is used for cutting crops and conveying the crops to the back side. A vehicle body frame (F) of the driving vehicle body is provided with a left vehicle frame body (17L) and a vehicle frame body (17R) both of which are located on the left side of the driving vehicle body and the right side of the driving vehicle body respectively and both of which face the front side and the back side, and the left vehicle frame body (17L) and the right vehicle frame body (17R) stretch over the driving vehicle body and extend in the front-and-back direction.

Description

Extract reaping machine

Technical field

The utility model relates to a kind of combine, maize harvesting machine etc. and extracts reaping machine, and this extracts reaping machine and has the conveying unit that extracts that extracts crop and conveyance rearward at running vehicle body.

Background technology

As an existing example that extracts reaping machine, in the reaping machine with the four-wheel-type running vehicle body that comprises pair of right and left front-wheel and pair of right and left trailing wheel, exercising vehicle body frame that car body has constitutes and has when overlooking the support of shape in the form of a substantially rectangular, the supporting of described support mounting is taken Drive Section and is had and driven the main composition part that constitutes car body with the former moving portion of engine etc. by what driver's cabin covered, this support is supported on the front-wheel of the left and right sides and the trailing wheel of the left and right sides (for example, with reference to patent documentation 1) via a plurality of vertical vehicle frame portion that extend to arrange integratedly downwards.Though record in patent documentation 1, but be applicable to and under the situation of combine the big device mountings of weight such as sheller unit, grain case be supported on support as extracting reaping machine.

Patent documentation 1:(Japan) spy opens clear 61-215110 communique

In above-mentioned existing structure, vehicle body frame is by the support of the main composition of the big car body of mounting taking the weight of part and extends a plurality of vertical vehicle frame portion that arranges downwards integratedly from this support and constitute, therefore, support the big loading that the support part supports by a plurality of vertical vehicle frame portion.

But, because extracting reaping machine travels on the ground in concavo-convex more operation, therefore, a plurality of vertical vehicle frames are subjected to the power from the support side that supports big loading along car body fore-and-aft direction or the horizontal cross direction of car body sometimes, when being applied with such power, probably cause the coupling part of vertical vehicle frame and support part impaired etc., have the rough sledding of the easy step-down of rigidity of vehicle body frame.In addition, in order to improve rigidity, the number of vertical vehicle frame increases, and in order to improve the intensity of vertical vehicle frame and support coupling part partly, needs additional special structure, thus the rough sledding that the whole structure of generation car body complicates.

The utility model content

The purpose of this utility model is to provide a kind of enough bearing strengths that has, and can simplify the reaping machine that extracts of vehicle body frame structure.

First feature structure of the present utility model provides a kind of reaping machine that extracts, and is provided with and takes Drive Section, extracts extracting conveying unit and drive and using engine of crop and conveyance rearward at the running vehicle body of the trailing wheel of the front-wheel with pair of right and left and pair of right and left,

The vehicle body frame of described running vehicle body has the front and back of pair of right and left towards vehicle frame, and the described front and back of pair of right and left are positioned at the left and right sides of described running vehicle body and extend along the fore-and-aft direction of described running vehicle body towards vehicle frame.

According to first feature structure, the front and back of the pair of right and left of vehicle body frame are positioned at the left and right sides of running vehicle body towards vehicle frame, and to follow the state setting of the fore-and-aft direction extension of sailing car body, therefore, can be so that the trailing wheel in the front-wheel in left side and left side approaches the front and back in left side respectively towards the front-wheel in the described left side of state support of vehicle frame and the trailing wheel in left side, can so that the trailing wheel on the front-wheel on right side and right side respectively near the front and back on right side towards the front-wheel on the described right side of state support of vehicle frame and the trailing wheel on right side.And state compact twelve Earthly Branches on above-below direction that can make the front and back of pair of right and left take Drive Section, engine etc. towards vehicle frame with mounting hold described Drive Section, the engine etc. taken.

Consequently: a pair of front and back are towards the main tectosome of vehicle frame as vehicle body frame, can on above-below direction, the shape with compactness support running vehicle body, state long longitudinal component that extends on above-below direction to support big loading at downside needn't be set, and vehicle body frame integral body becomes simple structure.

And, a pair of front and back are supported at the lower position near front-wheel and trailing wheel towards vehicle frame, by being arranged on a pair of front and back near the lower position of front-wheel and trailing wheel towards vehicle frame, can support with the state of bearing strength with enough supporting body overall weight.

Therefore, can provide the reaping machine that extracts that has enough bearing strengths and can simplify the vehicle body frame structure.

Second feature structure of the present utility model is: described vehicle body frame has at the described front-wheel on the car body fore-and-aft direction and the position between the described trailing wheel from the described front and back of pair of right and left towards the vehicle frame portion of stretching out that vehicle frame stretches out to the horizontal cross direction of the car body outside.

According to second feature structure, has the vehicle frame portion of stretching out of stretching out to the horizontal cross direction of the car body outside from the front-wheel on the car body fore-and-aft direction and the position between the trailing wheel, therefore, can effectively utilize the space between front-wheel and the trailing wheel, be supported on the various devices that this state support running vehicle body that stretches out vehicle frame portion is had with mounting.

The 3rd feature structure of the present utility model is: described engine is to be supported on described state setting of stretching out vehicle frame portion.

According to the 3rd feature structure, engine mounting in stretching out vehicle frame portion, therefore, can effectively be utilized the space between front-wheel and the trailing wheel, arrange and drive the required engine of body.

The 4th feature structure of the present utility model is: described engine mounting is in described front part of stretching out vehicle frame portion.

According to the 4th feature structure, engine mounting is in the front part of stretching out vehicle frame portion, therefore, can utilize the rear section that stretches out vehicle frame portion, for example support other device, guarantee space that operation is used etc., thereby more effectively utilize the space between front-wheel and the trailing wheel.

The 5th feature structure of the present utility model provides a kind of reaping machine that extracts, and is provided with and takes Drive Section, extracts extracting conveying unit and drive and using engine of crop and conveyance rearward at the running vehicle body of the trailing wheel of the front-wheel with pair of right and left and pair of right and left,

The vehicle body frame of described running vehicle body is combined into a plurality of front and back clathrate and constitutes towards vehicle frame and a plurality of horizontal vehicle frame when overlooking, with the state that extends along the fore-and-aft direction of described running vehicle body and with the state setting of devices spaced apart in the horizontal, a plurality of described horizontal vehicle frames are with along the laterally extending state of described running vehicle body and with the state setting of devices spaced apart on fore-and-aft direction towards vehicle frame in a plurality of described front and back.

The 6th feature structure of the present utility model is: described horizontal vehicle frame constitutes at the position between described front-wheel and described trailing wheel and stretches out to the horizontal cross direction of the car body outside from described front and back towards vehicle frame.

The 7th feature structure of the present utility model is: described engine mounting in described horizontal vehicle frame from described front and back towards the vehicle frame portion of stretching out that vehicle frame stretches out to the horizontal cross direction of the car body outside.

The 8th feature structure of the present utility model is that described engine mounting is in described front part of stretching out vehicle frame portion.

The 9th feature structure of the present utility model is: described engine is arranged on the position of the close described front wheel side between described front-wheel and the described trailing wheel.

The tenth feature structure of the present utility model is: described engine mounting in described front and back towards vehicle frame.

According to the tenth feature structure, engine mounting in front and back towards vehicle frame, therefore, by by as the front and back of main vehicle frame towards the engine of vehicle frame supporting as the big device of weight, for example with only compared by the situation of stretching out the supporting of vehicle frame portion, firmly supporting engine.

The 11 feature structure of the present utility model is: described front and back constitute in the whole total length of described running vehicle body towards vehicle frame extends.

According to the 11st feature structure, by the front and back about extending across the total length of running vehicle body towards vehicle frame, can be with state with enough bearing strengths supporting body integral body firmly.

The 12 feature structure of the present utility model is: utilize described front and back in the described vehicle body frame towards vehicle frame and the described vehicle frame portion of stretching out, position corresponding with four jiaos of described running vehicle body when overlooking is formed with recess, and described front-wheel and described trailing wheel are arranged on this recess.

According to the 12nd feature structure, the state that is formed at the position corresponding with four jiaos of running vehicle body with recess when overlooking arranges a pair of front and back towards vehicle frame and the described vehicle frame portion of stretching out, and utilization is formed on this recess of four jiaos and has front-wheel and trailing wheel.

By such structure, vehicle body frame is maximized and improve bearing strength, and make the front and back length, horizontal wide as far as possible little of running vehicle body.

The 13 feature structure of the present utility model is: be positioned at have pair of right and left than the described trailing wheel of the described front-wheel of pair of right and left and pair of right and left near the state of the horizontal cross direction of car body inboard described front and back towards vehicle frame,

From the described front and back of pair of right and left towards the central portion on the horizontal cross direction of the car body of vehicle frame to described front and back towards vehicle frame along the interval of the horizontal cross direction of car body greater than the interval along car body horizontal cross direction of described front and back towards vehicle frame and described front-wheel and described trailing wheel.

According to the 13rd feature structure, the interval of the car body horizontal cross direction of front and back between vehicle frame and front-wheel and trailing wheel is little, big towards the interval of the horizontal cross direction of car body of vehicle frame to front and back from the central portion of the horizontal cross direction of car body, therefore, with front and back towards vehicle frame with about front-wheel and the close state of trailing wheel, the interval of the front and back of the left and right sides between vehicle frame is big.

Therefore, front and back by separating the pair of right and left that big interval arranges at the horizontal cross direction of car body towards vehicle frame and with near the front and back of this pair of right and left towards the state of vehicle frame have about front-wheel and trailing wheel, can support running vehicle body with stable status.

The 14 feature structure of the present utility model is: before and after also having towards auxiliary vehicle frame, these front and back towards auxiliary vehicle frame in the described front and back of pair of right and left between vehicle frame, and the described front and back of being fixed in pair of right and left are towards vehicle frame.

According to the 14th feature structure, the interval of a pair of front and back on the horizontal cross direction between the vehicle frame is big, and, even the state with deflection left and right sides either party carries the big device of weight, also can carry out stable supporting with a side's of deflection side front and back towards vehicle frame by the auxiliary vehicle frame with the state setting between vehicle frame in a pair of front and back.

The 15 feature structure of the present utility model is: also have being extracted the crop that conveying unit extracts and carried out the threshing portion that threshing is handled by described, this threshing portion is supported on described vehicle body frame.

According to the 15 feature structure, by threshing portion to carrying out threshing and handle by extracting crop that conveying unit extracts.By extracting crop that conveying unit extracts by to the conveyance of car body rear, therefore, threshing portion is positioned at the car body rear side that extracts conveying unit.Thereby threshing portion has in inside and crop is carried out threshing handles the threshing tube etc. of usefulness and become the big device of weight, and still, this threshing portion is stably supported by vehicle body frame.

The 16 feature structure of the present utility model is: described threshing portion is supported on described front and back towards vehicle frame.

According to the 16 feature structure, can be by stably supporting threshing portion as the front and back of the main chassis structure body in the vehicle body frame towards vehicle frame.

The 17 feature structure of the present utility model is: towards vehicle frame, described threshing portion is supported on the front and back of the opposite side of described front and back in vehicle frame of pair of right and left towards vehicle frame to described engine mounting in the front and back of the side of the described front and back of pair of right and left in vehicle frame.

According to the 17 feature structure, towards vehicle frame, threshing portion is supported on the opposing party's front and back towards vehicle frame to engine mounting in a side front and back.That is to say, make engine and threshing portion separately be supported on the front and back of the left and right sides towards vehicle frame, therefore, with the either party who for example engine and threshing portion deflection is arranged on the horizontal cross direction in the running vehicle body, the front and back that make engine and threshing portion be supported on a side are compared towards the structure of vehicle frame, can be to make impartial supporting about loading as far as possible in stable conditionly.

The 18 feature structure of the present utility model is: also have to retain by described threshing portion and carry out the grain case that the grain that obtains is handled in threshing, this grain case is positioned at the top of described threshing portion.

According to the 18 feature structure, undertaken that threshing is handled and the grain that obtains retains in the grain case by threshing portion.And, have this grain case with the state of the top that is positioned at described threshing portion, therefore, can effectively utilize the superjacent air space of threshing portion, the state that maximizes with the shape that does not make car body integral body arranges the grain case.

That is to say, for example when the mode with the horizontal side that is positioned at threshing portion, back side arranges the grain case, the car body horizontal stroke is wide, the car body front and back are long becomes big, thereby produce the rough sledding that running vehicle body is maximized, but, by making the grain case be positioned at the top of threshing portion, can carry out compactness setting with the state that running vehicle body is maximized.

The 19 feature structure of the present utility model is: also be provided with case supporting vehicle frame, this case supporting is fixed in described vehicle body frame and the described grain case of state support to arrange from described vehicle body frame extension with vehicle frame.

According to the 19 feature structure, support the grain case by the case supporting from the securing elongated setting of vehicle body frame with vehicle frame, therefore, can with vehicle frame the grain case stably be supported on vehicle body frame via the case supporting.

The 20 feature structure of the present utility model is: described threshing portion is supported on described auxiliary vehicle frame.

According to the 20 feature structure, threshing portion is supported on described auxiliary vehicle frame, namely be supported in a pair of front and back between vehicle frame and be fixed in a pair of front and back towards the front and back of vehicle frame towards auxiliary vehicle frame.

That is to say, even threshing portion deflection is arranged on the horizontal cross direction one side's side of car body, towards vehicle frame and auxiliary vehicle frame, also can stably support threshing portion by the front and back that are positioned at the horizontal cross direction one side's side of car body of a pair of front and back in vehicle frame.

The 21 feature structure of the present utility model is: described threshing portion be set to the side when seeing the front end of this threshing portion be positioned at the place ahead than the described front end that stretches out vehicle frame portion.

According to the 21 feature structure, from the side, the front end of threshing portion more is positioned at the place ahead than the front end that stretches out vehicle frame portion, therefore, and by the loading of stretching out supporting threshing portion of vehicle frame portion.That is to say, by supported the loading of threshing portion by the horizontal vehicle frame that stretches out type, even threshing portion deflection is arranged on the horizontal cross direction one side's side of car body, more support by stretching out vehicle frame portion to the position that foreign side stretches out towards vehicle frame than the front and back that are positioned at the horizontal cross direction one side's side of car body, thereby can support threshing portion with stable status.

The 22 feature structure of the present utility model is: the horizontal vehicle frame of rear portion side that described vehicle body frame has the horizontal vehicle frame of toe lateral that the described front and back of pair of right and left are linked towards the car body leading section of vehicle frame and the described front and back of pair of right and left are linked towards the car body rear end side of vehicle frame.

According to the 22 feature structure, the front and back of pair of right and left are linked by the horizontal vehicle frame of toe lateral towards the car body leading section of vehicle frame, and the car body rear end side is linked by the horizontal vehicle frame of rear portion side.Thus, towards vehicle frame, the horizontal vehicle frame of toe lateral, the horizontal vehicle frame of rear portion side, the state that becomes general square shape frame shape one to link when overlooking forms firm frame set constructor body by the front and back of pair of right and left.

Like this, become the firm frame set constructor body of general square shape frame shape when overlooking by formation, can improve the bearing strength of vehicle body frame, and, the horizontal vehicle frame of toe lateral and the horizontal vehicle frame of rear portion side can be constituted and be also used as the support unit that for example is used for supporting front-wheel, trailing wheel etc., dual-purpose by parts can not make complex structureization, and improves bearing strength.

The 23 feature structure of the present utility model is: the back axle shell of the described trailing wheel of supporting pair of right and left axis swing before and after car body freely is supported on the horizontal vehicle frame of described rear portion side.

According to the 23 feature structure, exist concavo-convex at track, even running vehicle body is along with operation travels to tilt to the left and right because of concavo-convex, back axle shell axis swing before and after the car body of the trailing wheel by the supporting pair of right and left freely is supported on the horizontal vehicle frame of described rear portion side, and the trailing wheel that also can make pair of right and left is along the concavo-convex of ground and reduce tilting of running vehicle body as far as possible.

The 24 feature structure of the present utility model is: the described front and back of pair of right and left constitute towards vehicle frame has body and wheel support portion, this body is positioned at the position roughly the same with described back axle shell height, and this wheel support portion extends from described body to the back upper place and is positioned at the upper side of described back axle shell.

According to the 24 feature structure, a pair of front and back are arranged on the lower position that is positioned at the roughly the same height of back axle shell towards vehicle frame body separately, therefore, and the state support running vehicle body that can as far as possible reduce with the position of centre of gravity of car body integral body.

And the wheel support portion of supporting back axle shell is arranged at a high position with the state that arranges from body top extension rearward, thereby is positioned at the upper side of back axle shell.By being arranged on the high position like this, can make wheel support portion circuitous and do not interfere with the back axle shell, by the wheel support portion of the horizontal vehicle frame binding of the rear portion side left and right sides, can make back axle shell axis swing before and after car body freely be supported on the lower side of the horizontal vehicle frame of rear portion side.

Therefore, can make back axle shell axis swing before and after car body freely be supported on the horizontal vehicle frame of rear portion side, and the state support running vehicle body that can as far as possible reduce with the position of centre of gravity of car body integral body.

The 25 feature structure of the present utility model is: Vehicular body front has the described conveying unit that extracts,

The described front-wheel of pair of right and left can not steering operation, and the described trailing wheel of pair of right and left can steering operation.

According to the 25 feature structure, Vehicular body front has the conveying unit of extracting, and front-wheel does not turn to, and trailing wheel can steering operation, therefore, can be that pivot turns to the toe lateral of running vehicle body.That is to say, can not make the position that extracts conveying unit produce big variation and change the form car body towards.

Consequently, when in the field, extracting operation, in the field, can carry out little curved rotation, for example, when travelling to the rotation of next operation stroke after the end of job in an operation stroke, carry out easily travelling to the rotation of next operation stroke.

The 26 feature structure of the present utility model is: the described conveying unit that extracts is set to around horizontal fulcrum lifting and swinging freedom,

Lifting drives the described lifting that extracts conveying unit is supported on described vehicle body frame with the base end part of actuator Vehicular body front side.

According to the 26 feature structure, extract conveying unit and freely arrange around horizontal fulcrum lifting and swinging, lifting is supported on the Vehicular body front side of vehicle body frame with the base end part of actuator, and leading section is linked to and extracts conveying unit.And, by making this lifting actuator work, drive descending operation around horizontal fulcrum and extract conveying unit.

Like this, lifting is supported on the Vehicular body front side of vehicle body frame with the base end part of actuator, therefore, lifting can be caught supporting in the Vehicular body front side of vehicle body frame with actuator and extract the loading of conveying unit, and extracts the descending operation of conveying unit well.

Description of drawings

Fig. 1 is the right side unitary side view of combine.

Fig. 2 is the left side unitary side view of combine.

Fig. 3 is the whole vertical view of combine.

Fig. 4 is the whole rearview of combine.

Fig. 5 is the whole front view of combine.

Fig. 6 is the stereogram of expression chassis structure.

Fig. 7 is the vertical view of expression chassis structure.

Fig. 8 is the stereogram of expression chassis structure.

Fig. 9 is the rearview of expression chassis structure.

Figure 10 is the vertical view of the chassis structure of expression Vehicular body front.

Figure 11 is the front view of expression chassis structure.

Figure 12 is the end view of expression chassis structure.

Figure 13 (a), 13(b) be the figure of the intake and exhaust structure of expression engine.

Description of reference numerals

1 front-wheel; 2 trailing wheels; 3 running vehicle bodies; 4 extract conveying unit; 5 extract the lifting actuator; 7 take Drive Section; 8 threshing portions; 9 grain casees; 10 engines; 17R, 17L front and back are towards vehicle frame; The horizontal vehicle frame of 18a～18f; 23 back axle shells; 26 auxiliary vehicle frames; 27 casees supporting frame bodies; The CL central portion; The F vehicle body frame; Fh stretches out vehicle frame portion; L1, L2, L3 are at interval; The P1 fulcrum; The Q recess; The X1 axle center

Embodiment

Below, the reaping machine that extracts that relates to according to the utility model of figure is applicable to that the situation of combine describes.

As Fig. 1～shown in Figure 3, combine constitutes: in the front portion of the running vehicle body 3 with trailing wheel 2 that front-wheel 1 that pair of right and left can not turn to and pair of right and left can steering operation, by as lifting with actuator extract lift cylinders 5 around horizontal fulcrum P1 drive lifting freely support extract crop and conveyance rearward extract conveying unit 4, running vehicle body 3 has side forwardly and takes Drive Section 7 by what driver's cabin 6 covered, to carrying out the threshing portion 8 that threshing is handled by extracting the crop that conveying unit 4 extracts, retain the grain case 9 of the grain that is obtained by this threshing portion 8 threshings processing, drive and use engine 10 etc.And the left and right sides portion of running vehicle body 3 is covered by cover body 62.

Extracting conveying unit 4 has to extract to plant and will extract crop behind the upright crop and be pooled to the portion that extracts 11 of the central portion that extracts width and will be extracted and be pooled to the crop of central authorities to the feedway 12 of threshing portion 8 conveyances at body rear.

As shown in Figure 3, extract portion 11 have cut off and extract the hairclipper type cutter 13 of the stem root of crop, the crop that extracts is pooled to the central portion that extracts width horizontally send auger 14, will become the swiveling wheel 15 the fringe tip side direction rear of the crop that extracts object dialled in etc.Though it is not shown, feedway 12 reel to be opened along fore-and-aft direction in the feedway shell of square tube shape and is established the ring-type swivel-chain of pair of right and left, set up the conveyance body along the circumferentially spaced proper spacing on the ring-type swivel-chain about whole, the crop that will receive from the portion of extracting 11 by the conveyance body is to the back upper place conveyance.

Then, the car body supporting construction in the running vehicle body 3 is described.

As Fig. 6～shown in Figure 8, the vehicle body frame F of running vehicle body 3 has a plurality of front and back towards vehicle frame 17 and a plurality of horizontal vehicle frame 18, wherein, these front and back are positioned at the left and right sides of running vehicle body 3 and the state setting of extending with the fore-and-aft direction along running vehicle body 3 towards vehicle frame 17, and this horizontal vehicle frame 18 is laterally extending along running vehicle body 3.

Specifically, as the example of a plurality of front and back towards vehicle frame 17, have the pair of right and left front and back towards vehicle frame 17R, 17L, the front and back of pair of right and left form cross sectional shape respectively towards vehicle frame 17R, 17L and are roughly " コ " shape, from vehicle body side, extend to the position of the approximate centre portion that is equivalent to left and right sides trailing wheel 2 more longways along the total length of car body fore-and-aft direction from the position of the approximate centre portion that is equivalent to left and right sides front-wheel 1.

As shown in Figure 9, form cross sectional shape respectively towards vehicle frame 17R, 17L before and after the pair of right and left and be roughly " コ " font, from vehicle body side, extend to the position of the approximate centre portion that is equivalent to left and right sides trailing wheel 2 more longways along the roughly total length of car body fore-and-aft direction from the position of the approximate centre portion that is equivalent to left and right sides front-wheel 1.

And, a pair of front and back are towards vehicle frame 17R, 17L is positioned at the inboard of the horizontal cross direction of car body of a pair of front-wheel 1 and pair of rear wheels 2, from a pair of front and back towards vehicle frame 17R, the central portion CL of the horizontal cross direction of car body of 17L to front and back towards vehicle frame 17R or front and back towards the interval L1 on the horizontal cross direction of the car body of vehicle frame 17L greater than front and back towards vehicle frame 17R or front and back the interval L2 on the horizontal cross direction of car body between vehicle frame 17L and the front-wheel 1, and greater than front and back towards vehicle frame 17R or front and back the interval L3 on the horizontal cross direction of car body between vehicle frame 17L and the trailing wheel 2.

Namely as shown in Figure 9, from a pair of front and back towards vehicle frame 17R, the central portion CL of the horizontal cross direction of car body of 17L is bigger than the right front interval L2 of back on the horizontal cross direction of car body between vehicle frame 17R and the off-front wheel 1 towards the interval L1 on the horizontal cross direction of the car body of vehicle frame 17L towards vehicle frame 17R or front and back to front and back, and it is bigger than the left front interval L2 of back on the horizontal cross direction of car body between vehicle frame 17L and the near front wheel 1, and, bigger than the right front interval L3 of back on the horizontal cross direction of car body vehicle frame 17R and the off hind wheel 2 towards the interval L1 on the horizontal cross direction of the car body of vehicle frame 17L towards vehicle frame 17R or front and back to front and back from the central portion CL of the horizontal cross direction of described car body, and bigger than the left front interval L3 of back on the horizontal cross direction of car body between vehicle frame 17L and the left rear wheel 2.

Like this, on being provided in the horizontal cross direction of running vehicle body 3, vehicle frame 17R, 17L separate wide interval before and after the pair of right and left, and as far as possible near front-wheel 1 and the trailing wheel 2 of the left and right sides.

As shown in Figures 7 and 8, as a plurality of horizontal vehicle frames 18, have along the laterally extending of running vehicle body 3 and on fore-and-aft direction six horizontal vehicle frame 18a～18f of devices spaced apart, these horizontal vehicle frame 18a～18f and a pair of front and back are combined into clathrate and constitute vehicle body frame F towards vehicle frame 17R, 17L when overlooking.

The horizontal vehicle frame 18a of the toe lateral of the forefront that is positioned at the car body fore-and-aft direction among horizontal vehicle frame 18a～18f is connected by six each other towards the car body leading section of vehicle frame 17R, 17L in a pair of front and back, and the horizontal vehicle frame 18f of the aftermost rear portion side that is positioned at the car body fore-and-aft direction among horizontal vehicle frame 18a～18f is connected by six each other towards the car body rearward end of vehicle frame 17R, 17L in a pair of front and back.

And vehicle body frame F has the Fh of the vehicle frame portion of stretching out that stretches out to the horizontal cross direction of the car body outside towards vehicle frame 17R, 17L from a pair of front and back at the position between front-wheel 1 and trailing wheel 2 on the car body fore-and-aft direction.

Namely three horizontal vehicle frame 18c～18e between front-wheel 1 and trailing wheel 2 constitute from front and back towards vehicle frame 17R, 17L and stretch out to the horizontal cross direction of the car body outside in six horizontal vehicle frame 18a～18f, and these extensions that stretch out to the horizontal cross direction of the car body outside towards vehicle frame 17R, 17L from front and back that stretch out among the horizontal vehicle frame 18c～18e of type constitute the described Fh of vehicle frame portion that stretches out.

As shown in Figure 7, engine 10 supporting is arranged on three and stretches out on the Fn of the vehicle frame portion of stretching out that stretch out in the outside to the right that two of being positioned at Vehicular body front among the horizontal vehicle frame 18c～18e of type stretch out the horizontal vehicle frame 18c of type, 18d.

Specifically, as Fig. 8 and shown in Figure 9, engine 10 carries and is bearing in two of being positioned at Vehicular body front and stretches out the front and back on the top of the Fn of the vehicle frame portion of stretching out that the outside to the right of the horizontal vehicle frame 18c of type, 18d stretches out and right side towards the top of vehicle frame 17R.And, linking two outboard end of stretching out the horizontal vehicle frame 18c of type, 18d by front and back towards linking vehicle frame 19, these front and back link to have between vehicle frame 17R towards the front and back on the rearward end that links vehicle frame 19 and right side to be strengthened with vehicle frame 20.

Like this, stretch out the horizontal vehicle frame 18c of type, 18d, front and back towards linking car body 19, strengthening constituting structure with enough bearing strength supporting engines 10 with vehicle frame 20 etc. by the front and back on right side towards car body 17R, two.Need to prove, strengthen being provided with the reinforcement flank 21 with longitudinal surface with the following side of vehicle frame 20.

Three stretch out among the horizontal vehicle frame 18c～18e of type two of rear vehicle stretch out between the horizontal vehicle frame 18d of type, the 18e be set to bigger than two intervals of stretching out between the horizontal vehicle frame 18c of type, the 18d at Vehicular body front.

As shown in Figure 7, the end, the left and right sides of the horizontal vehicle frame 18a of side forwardly, fixedly be useful on the driving front-wheel drive shell 22 of front-wheel 1 transferring power of both sides to the left and right respectively, the power of engine 10 is delivered to this front-wheel drive shell 22 via gearbox M, and this front-wheel drive shell 22 is to drive the state support front-wheel 1 that rotation is free and can not turn to.Therefore, pair of right and left front-wheel 1 is to drive the free and state support that can not turn to of rotation in the end, the left and right sides of the horizontal vehicle frame 18a of toe lateral.

As shown in Figure 5, extract the below that feedway 12 in the conveying unit 4 is arranged on driver's cabin 6, this feedway 12 is arranged on to the position of the horizontal cross direction left side displacement of car body with respect to the horizontal cross direction of car body central authorities.And gearbox M sees the state setting that is arranged in right side (left side of Fig. 5) with the state that is arranged in driver's cabin 6 belows and with respect to the feedway 12 that extracts conveying unit 4 from direct of travel.

As shown in Figure 4, the X1 swing in axle center before and after car body of the back axle shell 23 of supporting pair of right and left trailing wheel 2 freely is supported on the horizontal vehicle frame 18f of rear portion side.That is to say, left and right sides trailing wheel 2 turns to swing freely to be supported on the left and right sides portion of the back axle shell 23 cylindraceous that extends in cross-car around vertical axis Y1, and the left and right sides pars intermedia of back axle shell 23 axle center X1 before and after car body swings freely, and pivot suspension is linked to the frame support bracket 25 that the horizontal vehicle frame 18f of rear portion side has.Therefore, X1 swing in axle center freely is supported left and right sides trailing wheel 2 around the car body front and back integratedly with back axle shell 23.

As shown in Figure 8, back axle shell 23 is positioned at the lower side of the horizontal vehicle frame 18f of rear portion side, in vehicle frame 17R, 17L, the H1 of wheel support portion that construction company has a horizontal vehicle frame 18f of rear portion side is positioned at upper side with respect to the body H2 that is positioned at the Vehicular body front side than the H1 of this wheel support portion and be positioned at the roughly the same height of back axle shell 23 in a pair of front and back.That is, a pair of front and back have to be positioned at the body H2 of the roughly the same height of back axle shell 23 with in the mode of the upper side that is positioned at back axle shell 23 towards vehicle frame 17R, 17L and extend the H1 of wheel support portion that arranges from body H2 to the back upper place.

As shown in Figures 7 and 8, before and after the pair of right and left towards the left and right sides of vehicle frame 17R, 17L pars intermedia, before and after having across two that are positioned at the rear vehicle side horizontal vehicle frame 18d, 18e construction companys towards auxiliary vehicle frame 26.And threshing portion 8 is stretched out the horizontal vehicle frame 18c of type, 18d, the supporting of 18e mounting by the front and back in left side towards vehicle frame 17L, auxiliary vehicle frame 26, three.This threshing portion 8 is positioned at the left horizontal side of engine 10, and its horizontal cross direction center is from the horizontal cross direction center displacement to the left of running vehicle body 3.

Therefore, engine 10 is by supporting towards vehicle frame 17R before and after the side (right side) of a pair of front and back in car body 17R, 17L, and threshing portion 8 is by supporting towards vehicle frame 17L before and after the opposing party (left side) in car body 17R, 17L of a pair of front and back.

As shown in Figure 9, grain case 9 is positioned at the top of threshing portion 8, and above across threshing portion 8 and comprise and transversely constitute wider width above the Fh of the vehicle frame portion of stretching out that the outside to the right of engine 10 stretches out.And, as shown in Figure 8, the position of stretching out the Fh of vehicle frame portion of outside being equivalent to the right, stretching out, grain case 9 is used vehicle frame 27 supportings by supporting with the case that extends setting from the upright state of establishing of vehicle body frame F.

As shown in Figure 7 and Figure 8, case supports with vehicle frame 27 and is separately positioned on lateral outer side position and the body inside line of strengthening using in the vehicle frame 20 (strengthening using the front and back on vehicle frame 20d and right side towards the position of vehicle frame 17R binding), and being arranged in aftermost lateral outer side position and the body inside line (stretching out the front and back on the horizontal vehicle frame 18e of type and right side towards the position of vehicle frame 17R binding) (four positions) that stretches out the horizontal vehicle frame 18e of type of car body, grain case 9 is supported with vehicle frame 27 by these four casees supportings.And, be provided with and strengthen with the same reinforcement flank 28 of vehicle frame 20 being positioned at the aftermost bottom of stretching out the horizontal vehicle frame 18e of type of car body.

Lifting drives the Vehicular body front side that the base end part that extracts lift cylinders 5 that extracts conveying unit 4 is supported on vehicle body frame F.

Namely as shown in Figure 10 and Figure 11, be positioned at a pair of front and back side below vehicle frame 17R, 17L from several second the horizontal vehicle frame 18b of toe lateral among six horizontal vehicle frame 18a～18f, link these a pair of front and back towards vehicle frame 17R, 17L, from the middle part of the horizontal cross direction of this horizontal vehicle frame 18b to body the place ahead the securing elongated hydraulic cylinder that is provided with carriage 29.At this hydraulic cylinder with the leading section of carriage 29 around transverse axis heart P2(with reference to Figure 12) swing the base end part that pivot suspension freely has lift cylinders of extracting 5.

Link with carriage 29 at hydraulic cylinder that fixing horizontal vehicle frame 18a extends the strengthening part 30 that arranges below tiltedly from toe lateral, and be connected and fixed from the front and back in left side towards the strengthening part 31 of the laterally extending setting of vehicle frame 17L, thereby the raising bearing strength constitutes thus and can bear the weight that extracts conveying unit 4 well.

Because vehicle body frame F has the structure that as above constitutes, therefore, as shown in Figure 7, in vehicle body frame F, by a pair of front and back towards vehicle frame 17R, 17L with stretch out the Fh of vehicle frame portion, position corresponding with four jiaos of running vehicle body 3 when overlooking forms recess Q, at this recess Q left and right sides front-wheel 1 and left and right sides trailing wheel 2 is set respectively.

Below, the supporting construction of taking Drive Section 7 that is covered by driver's cabin 6 is described.

As Fig. 6 and shown in Figure 8, front portion at running vehicle body 3, found the vertical vehicle frame F t of the pair of right and left of establishing respectively towards vehicle frame 17R, 17L before and after having the pair of right and left from vehicle body frame F, take Drive Section 7(driver's cabin 6 by the upper end supporting of the vertical vehicle frame F t of pair of right and left).The vertical vehicle frame F t of pair of right and left has upright inboard vehicle frame 33 and the upright outside vehicle frame 34 of being located at the car body rear side of pair of right and left front-wheel 1 of being located at the horizontal cross direction of the car body inboard of pair of right and left front-wheel 1 respectively.

Below, described inboard vehicle frame 33 is described.

The inboard vehicle frame 33 of the left and right sides respectively by the front and back from vehicle body frame F towards vehicle frame 17R, 17L to the car body front upper place the upright skewed inboard vehicle frame 33A that establishes and from front and back towards vehicle frame 17R, 17L to directly over the inboard vehicle frame 33B of the upright vertical of establishing constitute.And the upper end of the inboard vehicle frame 33B of the upper end of skewed inboard vehicle frame 33A and vertical is linked towards union body 37 by front and back.

If further specify as follows: as shown in figure 12, with the fixing upright three inboard vehicle frames 33 that are provided with of the state that extends upward respectively from installation bracket 38R, 38L, described installation bracket 38R, 38L are linked to the pair of right and left front and back integratedly towards the toe lateral position of vehicle frame 17R, 17L.

Be positioned in three inboard vehicle frames 33 fore-and-aft direction the centre inboard vehicle frame 33 by before and after pair of right and left towards vehicle frame 17R, 17L to directly over the inboard vehicle frame 33B of the upright vertical of establishing constitute, other two inboard vehicle frames 33 are by constituting to the upright skewed inboard vehicle frame 33A that establishes in top, car body the place ahead towards vehicle frame 17R, 17L before and after pair of right and left.

And as shown in figure 11, the upper end of three inboard vehicle frames 33 links fixing by the front and back of extending along the car body fore-and-aft direction integratedly towards union body 37.Before and after constituted by channel material towards union body 37, three inboard vehicle frames 33 embed these front and back and are linked integratedly towards the inner space of " コ " of union body 37 shape.

As shown in figure 12, the bottom of two inboard vehicle frames 33 of toe lateral is connected, the inboard vehicle frame 33B of vertical that wherein is positioned at rear portion side to directly over upright establishing, the skewed inboard vehicle frame 33A that is positioned at toe lateral is in more upward the posture of inclination more forwards, these two inboard vehicle frame 33(33A, 33B) with more overstepping the bounds of propriety state setting of opening upward.And, the skewed inboard vehicle frame 33A of the inboard vehicle frame 33(rear portion side of rear end side) installation site that is set to its underpart more by rear side, and is in more upward more inclination attitude near the upper end of the inboard vehicle frame 33B of vertical than the inboard vehicle frame 33B of vertical.

From the side, skewed inboard vehicle frame 33A and front and back by the inboard vehicle frame 33B of vertical, toe lateral form general triangular towards union body 37, and, from the side, installation bracket 38R, 38L towards the toe lateral position of vehicle frame 17R, 17L by the skewed inboard vehicle frame 33A of rear portion side, the inboard vehicle frame 33B of vertical and before and after being linked to integratedly form general triangular, are equivalent to the supporting construction of truss structure by these vehicle frames formation.Therefore, constitute with enough bearing strength supportings carry Drive Section 7(driver's cabin 6) structure.

Below, externally sidecar support body 34 describes.

As Figure 10, Figure 11 and shown in Figure 12, the outside vehicle frame 34 of the left and right sides is set to its bottom respectively and is linked to three both ends of stretching out the horizontal cross direction of the horizontal vehicle frame 18c that is positioned at the car body forefront among the horizontal vehicle frame 18c of type, 18d, the 18e via linking carriage 39, and extends setting to bend to roughly circular-arc state from this bottom to top, car body the place ahead.

The front and back of the fixing square tube shape that extends along the car body fore-and-aft direction in the upper end of sidecar support body 34 are towards linking parts 40 outside, and setting up binding with front and back towards union body 37 towards the car body fore-and-aft direction both sides that link parts 40 in these front and back has a pair of horizontal binding parts 41 in front and back.And, namely take Drive Section 7(driver's cabin 6 across padded coaming 42 supportings on four positions altogether at these each side two positions that laterally link parts 41).

Like this, outside vehicle frame 34 and inboard vehicle frame 33 link towards union body 37 towards binding parts 40, a pair of horizontal binding parts 41 and front and back, front and back integratedly by front and back, thereby constitute vertical vehicle frame F t, driver's cabin 6 is supported on the upper end of founding the vertical vehicle frame F t of pair of right and left that establishes from the pair of right and left front and back towards vehicle frame 17R, 17L respectively.

As mentioned above, vertical vehicle frame F t have before and after the pair of right and left towards vehicle frame 17R, 17L to the car body front upper place the upright skewed inboard vehicle frame 33A that establishes, as shown in figure 12, take Drive Section 7(driver's cabin 6) give prominence to state setting towards the leading section of vehicle frame 17R, 17L to the place ahead of car body front side displacement than the pair of right and left front and back with its leading section.

Thus, take Drive Section 7(driver's cabin 6) vertical vehicle frame F t by the left and right sides is supported with the state that side thereunder forms the space, extracts feedway 12 in the conveying unit 4 between the vertical vehicle frame F t of the left and right sides and by taking Drive Section 7(driver's cabin 6) the lower side position and with the crop conveyance rearward that extracts.

As depicted in figs. 1 and 2, driver's cabin 6 has a plurality of illuminating lamps 43 as the lighting device that is thrown light in the horizontal cross direction of car body front side and the car body outside.

As shown in Figure 5, the bottom of driver's cabin 6 front faces each side be provided with two front irradiation lamp 43a that namely amount to four irradiation car body front side distant places, the top of driver's cabin 6 front faces each side be provided with two namely amount to four irradiation car body the place aheads extract the object position extract position irradiation light 43b.And the preceding upper lateral part position in driver's cabin 6 left and right sides faces is respectively arranged with a side irradiation light 43c who is thrown light in the horizontal cross direction of the car body outside.

As shown in Figure 5, from the front, take Drive Section 7(driver's cabin 6) arrange across the position, top separately of pair of right and left front-wheel 1, door 44 outside left on the right side of driver's cabin 6 (example of horizontal cross direction one side of car body) has stage portion 45, the end position 6L in the left side of driver's cabin 6 (example of the horizontal cross direction opposite side of car body) and the end position 3L in running vehicle body 3 left sides are set in roughly the same position at the horizontal cross direction of car body, and the end position 3R on the end position 45R on stage portion 45 right sides and running vehicle body 3 right sides is set in roughly the same position at the horizontal cross direction of car body.Be provided with for what the driver took Drive Section 7 up and down outside car body at the outside left of the door 46 in the left side of driver's cabin 6 and use ladder 60 up and down.

And as shown in Figure 3, the door of the usefulness up and down on driver's cabin 6 right sides 44 is set to the free folding around the longitudinal oscillation fulcrum Y2 of Vehicular body front side, driver's cabin 6 left sides be set to the free folding around the longitudinal oscillation fulcrum Y3 of rear vehicle side with 46 up and down.

The left and right sides portion of driver's cabin 6 has confirmation of rear view rearview mirror 47, and these rearview mirror 47 angular adjustment freedom can be according to operation situation adjusting angle.Wherein, the door in left side is 46 around the free folding of the longitudinal oscillation fulcrum Y3 of rear vehicle side, therefore, can regulate operation at door 46 rearview mirror 47 to driver's cabin 6 left sides that stage portion 45 is not set under the state of taking Drive Section 7 and opening.On the other hand, though can not regulate the rearview mirror 47 on driver's cabin 6 right sides under the state that door 44 is opened, closing to the doorstep, 44 back operators just can carry out operation by moving on the stage portion 45.

As mentioned above, engine 10 is supported on to the right the front part of stretching out the Fh of vehicle frame portion that stretch out in the outside, and with the state setting of the car body back lower place side that is positioned at driver's cabin 6.

And, the air inlet pipe 50 that the combustion air that the blast pipe 49 that the waste gas of engine 10 circulates and launched machine 10 sucks circulates extends upward at upper and lower along the trailing flank 6A of driver's cabin 6, and the waste gas discharge portion 51 that is formed at blast pipe 49 upper ends is positioned at leave the top as the pre-cleaner 52 of air introducing portion that is formed at air inlet pipe 50 upper ends.

And, as shown in Figure 3, grain carrying device 53 to 9 conveyances of grain case is between grain case 9 and driver's cabin 6 from threshing portion 8 with grain, and between this grain case 9 and driver's cabin 6, blast pipe 49 and air inlet pipe 50 are configured in the position, right side of the horizontal cross direction of body in the grain carrying device 53.

Specifically, as shown in figure 13, be provided with make engine 10 waste gas by the muffler 54 that is positioned at engine 10 tops after, the blast pipe 49 that described waste gas is guided upward along the trailing flank 6A of driver's cabin 6.Blast pipe 49 is positioned at the corresponding position of the right-hand end with driver's cabin 6 along the trailing flank 6A of driver's cabin 6, and the waste gas discharge portion 51 that is formed at these blast pipe 49 upper ends is roughly the same with the height of the top 6B of driver's cabin 6.

Blast pipe 49 is arranged at respectively along the corresponding position of the right-hand end with driver's cabin 6 of the trailing flank 6A of driver's cabin 6 with air inlet pipe 50, and air inlet pipe 50 is arranged in the right-hand end of driver's cabin 6 position near the horizontal cross direction of the body of driver's cabin 6 outside.Blast pipe 49 is arranged in the right-hand end of driver's cabin 6 position near the horizontal cross direction center side of body of driver's cabin 6.

As shown in figure 13, be used for to the air inlet pipe 50 of engine 10 supply combustion airs same with blast pipe 49, be arranged at along the corresponding position of the right-hand end with driver's cabin 6 of the trailing flank 6A of driver's cabin 6, coarse filter 52 is positioned at the height roughly the same with the pars intermedia up and down of driver's cabin 6.

Be provided with the air cleaner 55 of performance clean air effect midway at the intake channel of the combustion air that is formed by air inlet pipe 50.Be located at this intake channel air cleaner 55 midway and be supported on mounting table 57, described mounting table 57 forms the height roughly the same with the Drive Section step 56 of taking Drive Section 7 at the rear portion of driver's cabin 6.

If further specify as follows: the right-hand end in the trailing flank 6A of driver's cabin 6, be formed with mounting table 57 with the roughly the same height and position of the height of Drive Section step 56, on this mounting table 57, with than the right flank 6C of the driver's cabin 6 outstanding state mounting air cleaner 55 of foreign side more to the right, and support with the state of fixed-site.

By like this air cleaner 55 being supported on mounting table 57, the driver need not under car body when the cleaning of carrying out air cleaner 55, upkeep operation, and the stage portion 45 that can have from door 44 the outside left on driver's cabin 6 right sides is carried out high-efficient homework.And, be not only air cleaner 55, pre-cleaner 52 also with than the right flank 6C outstanding state setting of foreign side to the right from driver's cabin 6, therefore is easy to carry out the upkeep operation of coarse filter 52.

In addition, though the concrete structure to grain discharge portion 58 is not elaborated, but the grain discharge portion 58 that the grain that is used for retaining in grain case 9 is discharged to engine body exterior is positioned at the quadrate part position, right side of the horizontal cross direction of car body, can confirm from the grain discharge state of 45 pairs of grain casees 9 of stage portion.

Other embodiment

What (1) illustrate in the above-described embodiment is the structure that arranges in the total length of running vehicle body 3 towards vehicle frame 17R, 17L before and after the pair of right and left, but also can be to arrange in than the short scope of the total length of running vehicle body 3 before and after the pair of right and left towards vehicle frame 17R, 17L.

What (2) illustrate in the above-described embodiment is the structure that engine 10 is supported on the front part of stretching out the Fh of vehicle frame portion, but also can be the structure that is supported on the rear section that stretches out the Fh of vehicle frame portion, perhaps across the structure in the whole zone that is supported on the fore-and-aft direction that stretches out the Fh of vehicle frame portion.If vehicle body frame F does not have the structure of stretching out the Fh of vehicle frame portion, can be only by front and back towards vehicle frame 17R, 17L supporting engine 10.

(3) illustrate in the above-described embodiment be before and after having between vehicle frame 17R, 17L in a pair of front and back towards the structure of auxiliary vehicle frame 26, but also can be the structure with so auxiliary vehicle frame 26.

What (4) illustrate in the above-described embodiment is that the state that is positioned at the top of threshing portion 8 has the structure of threshing case 9, but also can replace this structure in order to the structure that threshing case 9 is set with threshing portion 8 side by side state on horizontal or fore-and-aft direction.

What (5) illustrate in the above-described embodiment is that the portion of threshing from the side 8 is set to the structure that its front end is positioned at the place ahead of stretching out the Fh of vehicle frame portion front end, but also can be the structure that front end that the portion of threshing from the side 8 is set to it is positioned at the rear of stretching out the Fh of vehicle frame portion front end.

What (6) illustrate in the above-described embodiment is that vehicle body frame F has a pair of front and back of binding towards the structure of the horizontal vehicle frame 18f of rear portion side of the horizontal vehicle frame 18a of the toe lateral of the car body leading section of vehicle frame 17R, 17L and binding car body rear end side, but also can be not link front and back towards the end of the fore-and-aft direction of vehicle frame 17R, 17L, and only link the structure of the middle part of fore-and-aft direction.

What (7) illustrate in the above-described embodiment is back axle shell 23 structure that X1 swing in axle center freely is supported before and after car body of supporting pair of right and left trailing wheel 2, but also can be the structure that has back axle shell 23, trailing wheel 2 with the posture stationary state.

(8) in the above-described embodiment combine is illustrated as extracting reaping machine, but being not limited in combine, also can be that maize harvesting machine etc. directly loads the reaping machine that extracts that the state taken in gathers in the crops the crop that extracts is not carried out threshing.

Industrial applicibility

The utility model is applicable to that combine, maize harvesting machine etc. extract reaping machine, and this extracts reaping machine and has the conveying unit that extracts that extracts crop and conveyance rearward at running vehicle body.

Claims (26)

1. one kind extracts reaping machine, it is characterized in that, is provided with and takes Drive Section, extracts extracting conveying unit and drive and using engine of crop and conveyance rearward at the running vehicle body of the trailing wheel of the front-wheel with pair of right and left and pair of right and left,

The vehicle body frame of described running vehicle body has the front and back of pair of right and left towards vehicle frame, and the described front and back of pair of right and left are positioned at the left and right sides of described running vehicle body and extend along the fore-and-aft direction of described running vehicle body towards vehicle frame.

2. the reaping machine that extracts as claimed in claim 1, it is characterized in that described vehicle body frame has at the described front-wheel on the car body fore-and-aft direction and the position between the described trailing wheel from the described front and back of pair of right and left towards the vehicle frame portion of stretching out that vehicle frame stretches out to the horizontal cross direction of the car body outside.

3. the reaping machine that extracts as claimed in claim 2 is characterized in that, described engine is to be supported on described state setting of stretching out vehicle frame portion.

4. the reaping machine that extracts as claimed in claim 3 is characterized in that, described engine mounting is in described front part of stretching out vehicle frame portion.

5. one kind extracts reaping machine, it is characterized in that, is provided with and takes Drive Section, extracts extracting conveying unit and drive and using engine of crop and conveyance rearward at the running vehicle body of the trailing wheel of the front-wheel with pair of right and left and pair of right and left,

The vehicle body frame of described running vehicle body is combined into a plurality of front and back clathrate and constitutes towards vehicle frame and a plurality of horizontal vehicle frame when overlooking, with the state that extends along the fore-and-aft direction of described running vehicle body and with the state setting of devices spaced apart in the horizontal, a plurality of described horizontal vehicle frames are with along the laterally extending state of described running vehicle body and with the state setting of devices spaced apart on fore-and-aft direction towards vehicle frame in a plurality of described front and back.

6. the reaping machine that extracts as claimed in claim 5 is characterized in that, described horizontal vehicle frame constitutes at the position between described front-wheel and described trailing wheel and stretches out to the horizontal cross direction of the car body outside from described front and back towards vehicle frame.

7. the reaping machine that extracts as claimed in claim 6 is characterized in that, described engine mounting in described horizontal vehicle frame from described front and back towards the vehicle frame portion of stretching out that vehicle frame stretches out to the horizontal cross direction of the car body outside.

8. the reaping machine that extracts as claimed in claim 7 is characterized in that, described engine mounting is in described front part of stretching out vehicle frame portion.

9. the reaping machine that extracts as claimed in claim 7 is characterized in that, described engine is arranged on the position of the close described front wheel side between described front-wheel and the described trailing wheel.

10. as each described reaping machine that extracts in the claim 1～9, it is characterized in that, described engine mounting in described front and back towards vehicle frame.

11., it is characterized in that described front and back constitute in the whole total length of described running vehicle body towards vehicle frame extends as each described reaping machine that extracts in the claim 1～9.

12. as each described reaping machine that extracts in the claim 2～4,6～9, it is characterized in that, utilize described front and back in the described vehicle body frame towards vehicle frame and the described vehicle frame portion of stretching out, position corresponding with four jiaos of described running vehicle body when overlooking is formed with recess, and described front-wheel and described trailing wheel are arranged on this recess.

13. as each described reaping machine that extracts in the claim 1～9, it is characterized in that, be positioned at have pair of right and left than the described trailing wheel of the described front-wheel of pair of right and left and pair of right and left near the state of the horizontal cross direction of car body inboard described front and back towards vehicle frame,

From the described front and back of pair of right and left towards the central portion on the horizontal cross direction of the car body of vehicle frame to described front and back towards vehicle frame along the interval of the horizontal cross direction of car body greater than the interval along car body horizontal cross direction of described front and back towards vehicle frame and described front-wheel and described trailing wheel.

14. as each described reaping machine that extracts in the claim 1～9, it is characterized in that, before and after also having towards auxiliary vehicle frame, these front and back towards auxiliary vehicle frame in the described front and back of pair of right and left between vehicle frame, and the described front and back of being fixed in pair of right and left are towards vehicle frame.

15. the reaping machine that extracts as claimed in claim 14 is characterized in that, also has being extracted the crop that conveying unit extracts and carried out the threshing portion that threshing is handled by described, this threshing portion is supported on described vehicle body frame.

16. the reaping machine that extracts as claimed in claim 15 is characterized in that, described threshing portion is supported on described front and back towards vehicle frame.

17. the reaping machine that extracts as claimed in claim 15, it is characterized in that, towards vehicle frame, described threshing portion is supported on the front and back of the opposite side of described front and back in vehicle frame of pair of right and left towards vehicle frame to described engine mounting in the front and back of the side of the described front and back of pair of right and left in vehicle frame.

18. the reaping machine that extracts as claimed in claim 15 is characterized in that, also has to retain by described threshing portion to be undertaken that threshing is handled and the grain case of the grain that obtains, this grain case is positioned at the top of described threshing portion.

19. the reaping machine that extracts as claimed in claim 18 is characterized in that, also is provided with case supporting vehicle frame, this case supporting is fixed in described vehicle body frame and the described grain case of state support to arrange from described vehicle body frame extension with vehicle frame.

20. the reaping machine that extracts as claimed in claim 15 is characterized in that, described threshing portion is supported on described auxiliary vehicle frame.

21. the reaping machine that extracts as claimed in claim 15 is characterized in that, described threshing portion be set to the side when seeing the front end of this threshing portion be positioned at the place ahead than the described front end that stretches out vehicle frame portion.

22. as each described reaping machine that extracts in the claim 1～9, it is characterized in that the horizontal vehicle frame of rear portion side that described vehicle body frame has the horizontal vehicle frame of toe lateral that the described front and back of pair of right and left are linked towards the car body leading section of vehicle frame and the described front and back of pair of right and left are linked towards the car body rear end side of vehicle frame.

23. the reaping machine that extracts as claimed in claim 22 is characterized in that, the back axle shell of the described trailing wheel of supporting pair of right and left axis swing before and after car body freely is supported on the horizontal vehicle frame of described rear portion side.

24. the reaping machine that extracts as claimed in claim 23, it is characterized in that, the described front and back of pair of right and left constitute towards vehicle frame has body and wheel support portion, this body is positioned at the position roughly the same with described back axle shell height, and this wheel support portion extends from described body to the back upper place and is positioned at the upper side of described back axle shell.

25. as each described reaping machine that extracts in the claim 1～9, it is characterized in that Vehicular body front has the described conveying unit that extracts,

The described front-wheel of pair of right and left can not steering operation, and the described trailing wheel of pair of right and left can steering operation.

26. the reaping machine that extracts as claimed in claim 25 is characterized in that, the described conveying unit that extracts is set to around horizontal fulcrum lifting and swinging freedom,

Lifting drives the described lifting that extracts conveying unit is supported on described vehicle body frame with the base end part of actuator Vehicular body front side.

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