CN102469767A - Combine - Google Patents

Abstract

Disclosed is a combine which is arranged to perform sorting while preventing second objects from being hulled or pulverized. Specifically disclosed is a combine comprising grain lifters (57, 159) which transport first objects subjected to threshing and sorting to a grain tank (7), and second returning devices (58, 160) which return the second objects subjected to threshing and sorting to a grain threshing apparatus, wherein a retreating device (59) that retreats the second objects is provided on the transportation end side of the second returning devices (58, 160). The rotating shaft (212) of the returning conveyer (160) in the second returning devices (58, 160) and the rotating shaft (217) of a retreating barrel (161) in the retreating device (59) are extending in parallel.

Description

Combine

Technical field

The present invention relates to the cereal bar of harvesting is carried out threshing and from threshing object, screens, collects smart combine.

Background technology

Combine in the past comprises: the body that goes that is equipped with engine; Support the above-mentioned body that goes about the go crawler belt etc. of portion of conduct; Drive Section with steering wheel and driver's seat; Be used to gather in the reaping apparatus that does not extract the cereal bar in farmland; Be used for the cereal bar sheller unit that carries out threshing to harvesting, this combine gathers in not extracting the cereal bar and carrying out threshing, collect grain of farmland continuously.

In above-mentioned combine in the past, also have such structure: the postsearch screening thing (grain of band branch stalk, disconnected fringe grain (Japanese: fringe is cut the れ grain) etc.) that will utilize the secondary conveyer from the swing screening plate, to take out reclaims (returning) in the swing screening plate via recovery cylinder.In addition, dispose treating apparatus again, utilize again treating apparatus the postsearch screening thing to be turned back in the swing screening plate (for example with reference to patent documentation 1) after the postsearch screening thing is handled in the feeding terminal side of recovery cylinder.

In the structure of above-mentioned patent documentation 1, in the side of sheller unit upright be provided with a conveyer that is used for below the swing screening plate take out once screen thing (the smart grain after the threshing) raise the grain tube.In addition, in the lower rear side of swing screening plate, be connected with recovery cylinder in the feeding terminal side of the secondary conveyer at the rear that is disposed at a conveyer.Recovery cylinder is configured to raise a side of a side of tube disposing of sheller unit and extends to the front upper place from a rear of raising the grain tube.Therefore, when side-looking, raise grain tube and recovery cylinder and intersect each other.Width extends treating apparatus along the left and right sides again, in treating apparatus again, can be around the left and right sides axis of length direction dispose processing drum more rotationally.

The prior art document

Patent documentation

Patent documentation 1: TOHKEMY 2007-111057 communique

Summary of the invention

The problem that invention will solve

In addition, in recent years, to the further miniaturization (densification) of combine require increasingly highly, but, then have the problem of following that kind if as the combine of above-mentioned patent documentation 1, will raise the grain tube is configured to when side-looking, intersect each other with recovery cylinder.That is, as previously mentioned since make raise grain tube and recovery cylinder intersected with each other when side-looking, therefore, interval sky between sheller unit and the grain case is left with the space of occupying of two left and right sides width measure accordingly.Therefore, compare, have to increase the left and right sides width dimensions of combine, have the problem of the requirement of the densification be difficult to tackle aforementioned that kind with the left and right sides width dimensions of sheller unit and grain case.

But, in the structure of above-mentioned patent documentation 1, the conveying of the postsearch screening thing that returns from treating apparatus again and disperse mainly to utilize the oscillating motion of swing screening plate to carry out.At the opening direction of treating apparatus again with again aspect the relation of the direction of rotation of processing drum, the rotation of processing drum does not almost have help to the postsearch screening thing is distributed on the swing screening plate again.Therefore, from the postsearch screening thing of treating apparatus again be partial to easily again treating apparatus discharge port under.And, utilize after the threshing cylinder threshing of sheller unit threshing object easily deflection drop to the swing screening plate lean on the side in the rotation downstream of threshing cylinder than left and right sides central portion.Therefore; Possibly cause threshing object and postsearch screening thing to concentrate easily a near side in the rotation downstream of leaning on threshing cylinder that is deposited in the swing screening plate (discharge port under); The swing screening plate reduces the Screening Treatment ability of threshing object and postsearch screening thing, possibly cause losing for three times, screen bad.

Therefore, technical task of the present invention is to provide the combine of the present situation of having improved above-mentioned that kind.

Be used to solve the scheme of problem

The invention of technical scheme 1 be have be used for after the threshing screening once screen thing be transported to the grain case raising a device be used to make postsearch screening thing after the threshing screening return sheller unit the secondary recovery device, have the combine of the treating apparatus again that is used for above-mentioned postsearch screening thing is handled again in above-mentioned secondary recovery device delivery end side, the rotating shaft that is in the recovery conveyer in the above-mentioned secondary recovery device is parallel shape with the rotating shaft that is in the processing drum again in the above-mentioned treating apparatus again and extends.

The invention of technical scheme 2 is the basis with the combine of technical scheme 1 record; Between above-mentioned sheller unit and above-mentioned grain case; An above-mentioned device and the above-mentioned secondary recovery device raised to be arranging the ground longitudinal extension before and after the above-mentioned order of raising a device, above-mentioned secondary recovery device, above-mentioned treating apparatus again during with side-looking and the mode of the region overlapping of the threshing chamber of above-mentioned sheller unit raise between a device and the above-mentioned secondary recovery device above-mentioned.

The invention of technical scheme 3 is the basis with the combine of technical scheme 1 or 2 records; The bottom of above-mentioned treating apparatus again is connected with above-mentioned sheller unit through the postsearch screening thing portion that emits, and the discharge port that makes above-mentioned postsearch screening thing emit portion is opened on the scaffold position on the front that is positioned at than the reception net supporting usefulness of a sidewall of above-mentioned sheller unit.

The invention of technical scheme 4 is the basis with the combine of technical scheme 1 record; The postsearch screening thing portion that emits of the downside of the rotating shaft of the bottom of above-mentioned treating apparatus again through being positioned at the threshing cylinder that is in above-mentioned sheller unit is connected with above-mentioned sheller unit; Linking in the above-mentioned postsearch screening thing portion of emitting has above-mentioned treating apparatus again; Be used for once screening a device is configured in above-mentioned secondary recovery device with the posture of longitudinal extension the place ahead of raising that thing is transported to the grain case after the threshing screening; The outer shape that above-mentioned postsearch screening thing is emitted portion forms to oblique front lower place and expands the funnel-form of opening; Tilting near the mode of a sidewall of sheller unit along with reaching forwards that the below is gone, the above-mentioned postsearch screening thing portion of emitting is configured to when side-looking and the above-mentioned length middle part of raising a device a part of overlapping.

The invention of technical scheme 5 is the basis with the combine of technical scheme 4 records; The front that above-mentioned postsearch screening thing is emitted the discharge port of portion during side-looking is positioned on the transfer dish of above-mentioned sheller unit, and the rear end side of above-mentioned discharge port is positioned on the glume-shell screen of above-mentioned sheller unit.

The invention of technical scheme 6 is the basis with the combine of technical scheme 1 record; Be formed with the bottom handover mouth that the top that is connected with above-mentioned secondary recovery device is transferred mouth and is connected with above-mentioned sheller unit at above-mentioned treating apparatus again; Transfer mouthful on the above-mentioned top of the inner face side of above-mentioned treating apparatus again and above-mentioned bottom has a plurality of reception teeth between transferring mouthful; And the processing drum again in being located at above-mentioned treating apparatus again has the processing tooth that respectively receives between the tooth above-mentioned; In above-mentioned treating apparatus again, above-mentioned postsearch screening thing is transferred mouth and is moved towards above-mentioned bottom handover mouth from above-mentioned top.

The invention of technical scheme 7 is the basis with the combine of technical scheme 6 record, above-mentionedly respectively receives the exterior side that tooth is projected into above-mentioned treating apparatus again, constitutes the strength member of above-mentioned treating apparatus again.

The invention of technical scheme 8 is the basis with the combine of technical scheme 1 record; The perisporium that the top that links above-mentioned secondary recovery device and above-mentioned treating apparatus is again transferred mouthful, be along shape to the part of the flow direction of above-mentioned treating apparatus again along the postsearch screening thing from above-mentioned secondary recovery device across the common tangent in interior week of above-mentioned secondary recovery device and above-mentioned treating apparatus again; Have on the top at least of the above-mentioned rotating shaft of above-mentioned processing drum again and to be used to the scraper plate that prevents that the postsearch screening thing from reeling to above-mentioned rotating shaft, the above-mentioned perisporium of transferring mouthful towards above-mentioned top along the above-mentioned postsearch screening thing of input with gap between the side end in the radius outside of the part of above-mentioned common tangent and above-mentioned scraper plate.

The invention of technical scheme 9 is the basis with the combine of technical scheme 8 records, and above-mentioned scraper plate extends to lower inner face from the top inner face of above-mentioned treating apparatus again, transfers a mouthful low position on the above-mentioned top of the ratio of above-mentioned scraper plate a plurality of processing teeth are installed.

The invention effect

Adopt the invention of technical scheme 1; Be to have the thing that once screens that is used for after the threshing screening to be transported to raising a device and being used to make postsearch screening thing after the threshing screening to return the secondary recovery device of sheller unit, having the combine of the treating apparatus again that is used for above-mentioned postsearch screening thing is handled again in above-mentioned secondary recovery device delivery end side of grain case; Be the parallel shape extension owing to be in the rotating shaft of the recovery conveyer in the above-mentioned secondary recovery device with the rotating shaft that is in the processing drum again in the above-mentioned treating apparatus again; Therefore, can be along the axial length of rotation of the above-mentioned processing drum again of above-mentioned recovery conveyer lengthening.Therefore, the distance that the postsearch screening thing moved in order to handle (threshing again) again can be guaranteed fully in above-mentioned treating apparatus again, the processing capacity again of above-mentioned processing drum again can be sought to improve the postsearch screening thing.

Adopt the invention of technical scheme 2; Between above-mentioned sheller unit and above-mentioned grain case; An above-mentioned device and the above-mentioned secondary recovery device raised is to arrange the ground longitudinal extension before and after the above-mentioned order of raising a device, above-mentioned secondary recovery device; Above-mentioned treating apparatus again during with side-looking and the mode of the region overlapping of the threshing chamber of above-mentioned sheller unit raise between a device and the above-mentioned secondary recovery device above-mentioned; Therefore; The space of occupying of the above-mentioned left and right sides width of raising a device, above-mentioned secondary recovery device and above-mentioned treating apparatus again can be reduced, an above-mentioned device, above-mentioned secondary recovery device and the above-mentioned treating apparatus again raised can be between above-mentioned sheller unit and above-mentioned grain case, disposed compactly.Therefore, do not enlarge the left and right sides width of combine, just can enlarge above-mentioned sheller unit, above-mentioned grain case left and right sides width occupy the space, do not make the combine maximization, just can seek to improve threshing ability, grain storage capability.

In addition; As stated; Above-mentioned treating apparatus again with when the side-looking and the mode of the region overlapping of the threshing chamber of above-mentioned sheller unit raise between a device and the above-mentioned secondary recovery device above-mentioned; Therefore, the postsearch screening thing of being handled again after (threshing again) is not at random dispersed and successfully return in the threshing chamber of above-mentioned sheller unit.Therefore, in above-mentioned sheller unit, screened the distance that moves on one side, can be helped to improve the Screening Treatment ability of combine Yi Bian can guarantee the postsearch screening thing of handling fully.

Adopt the invention of technical scheme 3; The bottom of above-mentioned treating apparatus again is connected with above-mentioned sheller unit through the postsearch screening thing portion that emits; The discharge port that makes above-mentioned postsearch screening thing emit portion is opened on the place ahead of scaffold of the reception net supporting usefulness of a sidewall that is positioned at above-mentioned sheller unit; Therefore, can from above-mentioned postsearch screening thing emit portion the toe lateral of above-mentioned discharge port in above-mentioned sheller unit the postsearch screening thing of handling is not at random dispersed and successfully guide, emit.Therefore, the postsearch screening thing that can suppress to handle for example local accumulation above-mentioned postsearch screening thing emit portion near the possibility of grade, can further improve the Screening Treatment ability of combine.

Adopt the invention of technical scheme 4; The postsearch screening thing portion that emits of the downside of the rotating shaft of the bottom of above-mentioned treating apparatus again through being positioned at the threshing cylinder that is in above-mentioned sheller unit is connected with above-mentioned sheller unit; Linking in the above-mentioned postsearch screening thing portion of emitting has above-mentioned treating apparatus again; Be used for once screening a device is configured in above-mentioned secondary recovery device with the posture of longitudinal extension the place ahead of raising that thing is transported to the grain case after the threshing screening; The outer shape that above-mentioned postsearch screening thing is emitted portion forms to oblique front lower place and expands the funnel-form of opening; Tilting near the mode of a sidewall of sheller unit along with reaching forwards that the below is gone, the above-mentioned postsearch screening thing portion of emitting is configured to when side-looking and the above-mentioned length middle part of raising a device a part of overlapping, therefore; Handled postsearch screening thing after (threshing again) again and be difficult for and collision such as above-mentioned threshing cylinder, got in the above-mentioned sheller unit from the position lower than the above-mentioned rotating shaft of above-mentioned threshing cylinder.Shelling (Japanese: take off ぷ), the particle of the postsearch screening thing of the processing that therefore, can suppress to cause and can carry out Screening Treatment by collision with above-mentioned threshing cylinder etc.In addition, form and forwards go width narrow more above-mentioned postsearch screening thing in the left and right sides to emit portion more, utilize above-mentioned sheller unit and the above-mentioned clearance space of raising between the device forwards to extend.Therefore, has the effect that the postsearch screening thing of handling is disperseed extensively and emit in above-mentioned sheller unit.In addition, the above-mentioned postsearch screening thing portion that emits tilts with the mode of removing more approaching above-mentioned sheller unit more downwards, therefore, can be from the bottom of above-mentioned treating apparatus more successfully falls the postsearch screening thing that boot process is crossed through the above-mentioned postsearch screening thing portion of emitting.

Adopt the invention of technical scheme 5; The front that above-mentioned postsearch screening thing is emitted the discharge port of portion during side-looking is positioned on the transfer dish of above-mentioned sheller unit; And the rear end side of above-mentioned discharge port is positioned on the glume-shell screen of above-mentioned sheller unit; Therefore, the above-mentioned discharge port that above-mentioned postsearch screening thing is emitted portion is at a sidewall of above-mentioned sheller unit opening widely, and the above-mentioned discharge port of emitting portion from above-mentioned postsearch screening thing guides, emits the postsearch screening thing of handling expeditiously towards above-mentioned transfer dish.Therefore, in above-mentioned sheller unit, screened the distance that moves on one side, can be improved the Screening Treatment ability of combine Yi Bian can guarantee the postsearch screening thing of handling fully.

Adopt the invention of technical scheme 6; Be formed with the bottom handover mouth that the top that is connected with above-mentioned secondary recovery device is transferred mouth and is connected with above-mentioned sheller unit at above-mentioned treating apparatus again; Transfer mouthful on the above-mentioned top of the inner face side of above-mentioned treating apparatus again and above-mentioned bottom has a plurality of reception teeth between transferring mouthful; And the processing drum again in being located at above-mentioned treating apparatus again has the processing tooth that respectively receives between the tooth above-mentioned; In above-mentioned treating apparatus again; Above-mentioned postsearch screening thing is transferred mouth and is moved towards above-mentioned bottom handover mouth from above-mentioned top, therefore, the next postsearch screening thing that passed on from above-mentioned secondary recovery device can utilize to conduct oneself with dignity in above-mentioned treating apparatus again and fall.Thorn さ り grain), rubbing of bar piece separate such function and get final product, and need not have the conveying function of postsearch screening thing therefore, the above-mentioned tooth and above-mentioned respectively handled respectively receives the threshing that tooth has the thorn grain (Japanese:.Therefore, can not reduce (threshing again) ability of handling again, just can constitute above-mentioned tooth and the above-mentioned tooth that respectively receives respectively handled simply.

Adopt the invention of technical scheme 7, above-mentionedly respectively receive the exterior side that tooth is projected into above-mentioned treating apparatus again, constitute the strength member of above-mentioned treating apparatus again, therefore, the above-mentioned tooth self that respectively receives also plays the effect with respect to the reinforcement of above-mentioned treating apparatus again.Therefore, can improve the rigidity of above-mentioned treating apparatus again.

Adopt the invention of technical scheme 8; The perisporium that the top that links above-mentioned secondary recovery device and above-mentioned treating apparatus is again transferred mouthful, along the postsearch screening thing from the part of above-mentioned secondary recovery device to the flow direction of above-mentioned treating apparatus again; Be along shape across the common tangent in interior week of above-mentioned secondary recovery device and above-mentioned treating apparatus again; Have on the top at least of the above-mentioned rotating shaft of above-mentioned processing drum again and to be used to the scraper plate that prevents that the postsearch screening thing from reeling to above-mentioned rotating shaft; The above-mentioned perisporium of transferring mouthful towards above-mentioned top along the above-mentioned postsearch screening thing of input with gap between the side end in the radius outside of the part of above-mentioned common tangent and above-mentioned scraper plate; Therefore; Passed on the postsearch screening thing that comes by above-mentioned recovery conveyer and can too much not reduce the carrying capacity of the feeding terminal side of above-mentioned recovery conveyer, and the part of the perisporium of transferring along above-mentioned top mouthful and towards the radius outside of above-mentioned processing drum again be shifted into the above-mentioned side of treating apparatus again.Therefore, can successfully pass on the postsearch screening thing to above-mentioned treating apparatus again, can prevent the delay when this passes on, can suppress above-mentioned secondary recovery device and above-mentioned obstruction between the treating apparatus again from above-mentioned secondary recovery device.In addition, transfer when mouthful getting into the above-mentioned side of treating apparatus again through above-mentioned top, can avoid the rotation of above-mentioned scraper plate to hinder passing on of postsearch screening thing reliably at the postsearch screening thing.Therefore, have and can the postsearch screening thing extremely successfully be sent into such effect in the above-mentioned treating apparatus again.And, because the existence of above-mentioned scraper plate and the guiding of postsearch screening thing, the relation of incidence can suppress bar and consider coiling, shelling to above-mentioned processing drum again top to be worth doing.

Adopt the invention of technical scheme 9; Above-mentioned scraper plate extends to lower inner face from the top inner face of above-mentioned treating apparatus again; Transfer a mouthful low position on the above-mentioned top of the ratio of above-mentioned scraper plate a plurality of processing teeth are installed, therefore, utilize the existence of above-mentioned scraper plate; The bar bits can be suppressed to above-mentioned processing drum more all coiling, shelling, and the above-mentioned tooth of respectively handling can be stably supported.

Description of drawings

Fig. 1 is the left side view of the combine of four Gansu Province harvesting usefulness.

Fig. 2 is the right side view of combine.

Fig. 3 is the vertical view of combine.

Fig. 4 is the front view of combine.

Fig. 5 is the power-transmission system figure of combine.

Fig. 6 is that cutaway view is looked in the left side of sheller unit.

Fig. 7 is that cutaway view is looked in the amplification left side of sheller unit bottom.

Fig. 8 is that the master of sheller unit looks cutaway view.

Fig. 9 be the expression sheller unit and again the amplification master of the relation of treating apparatus look cutaway view.

Figure 10 looks cutaway view on the left of the amplification of the expression sheller unit and the relation of treating apparatus again.

Figure 11 is the amplification right side view of sheller unit.

Figure 12 is the expression sheller unit and the amplification vertical view cutaway drawing of the relation of treating apparatus again.

(a) of Figure 13 is the biopsy cavity marker devices amplification inclinating view of the driving structure of expression swing screening plate, (b) is that the b-b of (a) looks side view cutaway drawing.

Embodiment

Below, the embodiment of the present invention having been specialized based on description of drawings.In addition, in following explanation, will abbreviate the left side as, will abbreviate the right side as towards the right side of the direction of advance of the body 1 that goes towards the left side of the direction of advance of the body 1 that goes.

(1) unitary construction of combine

The unitary construction of combine at first, mainly is described with reference to Fig. 1～Fig. 4.Like Fig. 1～shown in Figure 4, the combine of embodiment has the body 1 that goes of the crawler belt 2 that goes (portion of the going) supporting of the pair of right and left utilized.The reaping apparatus 3 of the four ridges harvesting usefulness that is used to gather in the cereal bar is installed in the front portion of the body 1 that goes, and this reaping apparatus 3 utilizes single-acting up-down can regulate up-down around harvesting rotating fulcrum axle 4a with hydraulic cylinder 4.On the body 1 that goes, be equipped with sheller unit 5 with carrier chain 6 and the grain case 7 that is used to store the grain after the threshing with transversely arranged shape.In addition, sheller unit 5 is configured in towards the left side of the direction of advance of the body 1 that goes, and grain case 7 is configured in towards the right side of the direction of advance of the body 1 that goes (with reference to Fig. 3).

To the top, be equipped with the discharge conveyer 8 that is used for the grain in the grain case 7 are discharged to engine body exterior from the rear of grain case 7.The front portion of grain case 7 can be that rotate middle mind-set body side with the longitudinal conveyor 8a that discharges conveyer 8.In the place ahead of grain case 7, be provided with Drive Section 10 in the front portion, right side of the body 1 that goes.Dispose pedal 10a, the driver's seat 1ob that supplies the driver to take, operating means at Drive Section 10 with steering wheel 10c, various action bars, switch etc.Position below the driver's seat 10b of body 1 that goes is equipped with the engine 20 as power source.Go in the place ahead and two of engine 20 dispose between the crawler belt 2 be used for be delivered to after from the suitable speed change of the power of engine 20 two go crawler belt 2 gearbox body 19.

As depicted in figs. 1 and 2, the track frame 21 about the lower face side of the body 1 that goes disposes.On track frame 21, be provided be used for the transmission of power of engine 20 give the crawler belt 2 that goes drive sprocket 22, be used to keep go crawler belt 2 tension force jockey pulley 23, be used for a plurality of supporting wheels 24 of state that the ground connection side of the crawler belt 2 that goes is held at ground.The front side that utilizes drive sprocket 22 to support the crawler belt 2 that goes utilizes jockey pulley 23 to support the rear side of the crawler belt 2 that goes, and utilizes supporting wheel 24 to support the ground connection side of the crawler belt 2 that goes.

Like Fig. 1～shown in Figure 3, reaping apparatus 3 be provided be used to prop up the farmland do not extract the cereal bar with four Gansu Province corresponding cereal bar raising apparatus 31, be used to cut off the root that does not extract the cereal bar in farmland hairclipper (Japanese: バ リ カ Application) cutter device 32 of formula, be used for harvesting cereal bar is transported to from cereal bar raising apparatus 31 the cereal bar conveying plant 33 of the leading section (carrying the top side) of carrier chain 6.Reaping apparatus 3 gathers in the farmland continuously does not extract the cereal bar while utilizing engine 20 to drive to go crawler belt 2 in the farmland, to move to drive.In this case, that utilizes that cereal bar raising apparatus 31 props up the farmland does not extract the cereal bar, utilizes cutter device 32 to cut off the root that does not extract the cereal bar, utilizes cereal bar raising apparatus 31 will gather in the leading section that the cereal bar is transported to carrier chain 6.In addition, be equipped with in the place ahead, bottom of cereal bar raising apparatus 31 be used for to the farmland do not extract that the cereal bar carries out the branch standing grain with the corresponding grain separating body 38a in four ridges.

The dustpan Off ア of Tang Application) 53, be used for the dust discharge at swing screening plate 52 rear portions is discharged to extra-organismal dust discharge fan 61 sheller unit 5 comprises: the threshing cylinder 51 that the threshing of cereal bar is used, the swing screening plate 52 that is used for the threshing object that drops to threshing cylinder 51 belows is screened, be used for supplying with to swing screening plate 52 fan of the winnowing (Japanese: of screening wind.Below threshing cylinder 51, open and be provided with the steel wire (Japanese: Network リ Application プ net) 60 that is used to divide threshing cylinder 51 and swing screening plate 52.Utilize the root side of the cereal bar that cereal bar conveying plant 33 transports from reaping apparatus 3 to be transferred on the carrier chain 6 and be held conveying.Then, the fringe of cereal bar point side is moved in the threshing chamber 173 interior (with reference to Fig. 6 and Fig. 7 etc.) of sheller unit 5, utilizes threshing cylinder 51 threshings.In addition, the threshing cylinder rotating shaft 158 (with reference to Fig. 5) that is used to make threshing cylinder 51 rotations carries the direction direct of travel of body 1 (in other words be go) of cereal bars to extend along carrier chain 6.In addition, threshing cylinder 51 drives to the clockwise direction rotation around threshing cylinder rotating shaft 158 in Fig. 8 and Fig. 9.

Like Fig. 1 and shown in Figure 2, dispose tier pole chain 62 in the rear end side (feeding terminal side) of carrier chain 6.The tier pole (bar after the degrain) that is transferred to tier pole chain 62 from the rear end side of carrier chain 6 is discharged to the back lower place of the body 1 that goes again after the tier pole cutter 63 that is discharged to the rear of the body 1 that goes or the rear side that sheller unit 5 is located in utilization under the long state is cut to tier pole short suitable length.

Be provided with the secondary conveyer 56 of the conveyer 55 that takes out the grain (once screening thing) that is filtered out by swing screening plate 52 and the postsearch screening thing that takes out the grain that is mixed with grain, bar bits and band branch stalk etc. in the lower side of swing screening plate 52.In addition; With the order of conveyer 55, secondary conveyer 56 conveyer 55 and secondary conveyer 56 are set from the direct of travel front of the body 1 that goes, this conveyer 55 and secondary conveyer 56 are seen above the rear portion of the crawler belt 2 that goes of the upper face side of laterally being located at the body 1 that goes in the side.

Swing screening plate 52 constitutes and is used for the threshing object that drops to threshing cylinder 51 belows is swung screening (proportion screening).Removed the dust this grain and dropped to conveyer 55 No. one time from the screening wind of the fan 53 of winnowing from the grain (once screening thing) that swing screening plate 52 falls.A conveyer 55, from the outwards outstanding terminal part of the right side wall 180a (with reference to Fig. 8 and Fig. 9) that leans on grain case 7 of sheller unit 5, be connected with extend along the vertical direction raise grain tins 57.The grain that takes out from conveyer 55 is raised raises that a conveyer 159 (with reference to Fig. 5) is moved into the grain case 7 and the inside that is collected in grain case 7 in the grain tube 57.Raise grain tube 57 and raise a conveyer 159 and be configured for once screening the device of raising that thing is transported to grain case 7 after the threshing screening.

Swing screening plate 52 constitutes through swing screening (proportion screening) and makes the postsearch screening things such as grain of band branch stalk drop to secondary conveyer 56.Utilize postsearch screening thing that secondary conveyer 56 takes out through the recovery conveyers 160 (with reference to Fig. 5) in the recovery cylinder 58 and again treating apparatus 59 turn back to the upper face side of swing screening plate 52 and screened again.In addition, be used to discharged to the farmland from the rear portion of the body 1 that goes from bits of the bar in the threshing object of threshing cylinder 51 and dust etc. from the screening wind of the fan 53 of winnowing and the suction dirt effect of dust discharge fan 61.Recovery cylinder 58 and recovery conveyer 160 are configured for making the postsearch screening thing after threshing is screened to turn back to the secondary recovery device of sheller unit 5.

(2) power-transmission system of combine

Below, the power-transmission system of combine is described with reference to Fig. 5.Branch into the crawler belt 2 that goes (reaping apparatus 3) and sheller unit 5 these both direction ground are transmitted from a side of the power of engine 20.Other power from engine 20 are transmitted towards discharging conveyer 8.Temporarily be delivered to gearbox body 19 from engine 20 towards branch's power of the crawler belt 2 that goes via belt wheel-belt transmission system.In this case, from the suitable speed change such as branch's power utilization gearbox body 19 grades of engine 20, via the drive sprocket 22 about the outstanding driving output shaft 151 of foreign side outputs to the left and right from gearbox body 19.Be equipped with harvesting PTO axle 152 independently of each other at gearbox body 19 and driving output shaft 151.The connection action that is delivered to the variable-speed dynamic utilization harvesting clutch 153 of harvesting PTO axle 152 from gearbox body 19 respectively installs 31～33 through what the harvesting power shaft 154 that is positioned at the harvesting rotating fulcrum axle 4a (with reference to Fig. 1) that grows crosswise was delivered to reaping apparatus 3.In this case, reaping apparatus 3 respectively install 31～33 with the synchronous speed drive of travel speed (speed of a motor vehicle) of the body 1 that goes.

From the branch's power in the power of engine 20, be delivered to through threshing clutch 155 and be used to drive the fan shaft 156 of fan 53 rotation of winnowing towards sheller unit 5.A part that is passed to the power of the fan shaft 156 of winnowing is delivered to threshing cylinder power shaft 157 through belt wheel-belt transmission system, is delivered to threshing cylinder rotating shaft 158 and tier pole chain 62 from threshing cylinder power shaft 157.

In addition, also reach again the swinging axle 162 of processing drum 161, swing screening plate 52, the dust discharge axle 163 and tier pole cutter 63 transferring power of dust discharge fan 61 with raising a conveyer 159, secondary conveyer 56 and reclaiming conveyer 160 from the fan shaft 156 of winnowing through belt wheel-belt transmission system to a conveyer 55.Branch's power via dust discharge axle 163 is delivered to carrier chain 6 through carrying chain rivet 164.

In addition, be delivered to harvesting power shaft 154 from the kinetic force of threshing cylinder power shaft 157 through the inflow clutch 165 that is used for certain revolving force is delivered to reaping apparatus 3.That is, irrelevant through will not being directly delivered to reaping apparatus 3 with the speed of the speed of a motor vehicle from the power of engine 20 via gearbox body 19, can both force to drive reaping apparatus 3 with certain high speed rotating speed.

From the power of engine 20 towards discharge conveyer 8; Conveyer clutch 167 through grain input gear mechanism 166 and power break-make (Japanese: it is disconnected to continue) usefulness is delivered to the end conveyer 168 in the grain case 7 and discharges the longitudinal conveyor 169 in the longitudinal conveyor 8a of conveyer 8; Then, be delivered to the discharge conveyer 171 in the traverse feed auger conveyor of discharging conveyer 8 through passing on screw 170.

(3) detailed construction of sheller unit

Below, the detailed construction of sheller unit 5 is described with reference to Fig. 6～Fig. 9.As previously mentioned, sheller unit 5 comprise threshing cylinder 51, swing screening plate 52, fan 53 and the dust discharge fan 61 of winnowing.At the threshing chamber 173 that is provided with above the swing screening plate 52 of sheller unit 5 before and after marking off by preceding partition wall 174 and back partition wall 175.Threshing cylinder 51 in front and back partition wall 174, between 175, be supported with threshing cylinder rotating shaft 158 with revolvable mode axle at this two partition wall 174,175.Below preceding partition wall 174, be provided with the supply port 176 that utilizes carrier chain 6 to move into the fringe point side of harvesting cereal bar, utilize carrier chain 6 to take out of the tier pole mouth 177 of the fringe point side of harvesting cereal bar (tier pole) and below the partition wall 175 of back, be provided with.

The side away from carrier chain 6 in threshing chamber 173 (grain case 7 sides) is equipped with the support frame 178 of the roughly Lower Half of surrounding threshing cylinder 51, is provided with steel wire 60 178 of this supporting frames.The front and back length setting of supporting frame 178 must be than the front and back length of threshing chamber 173, promptly before and after the configuration space of partition wall 174,175 short.The supporting frame 178 of embodiment with forward partition wall 174 sides in front portion, rear portion away from the state configuration of back partition wall 175 sides in threshing chamber 173.Therefore, between supporting frame 178 and back partition wall 175, be formed with the open space that reaches backward under shed, this open space becomes the tier pole mouth 177 at threshing chamber 173 rear portions.

In this case; The fringe point side of the harvesting cereal bar that utilizes carrier chain 6 to seize on both sides by the arms to transport; The supply port 176 of partition wall 174 belows gets into threshing chambers 173 before be positioned at, through between threshing cylinder 51 and the steel wire 60 and see off towards tier pole chain 62 from the tier pole mouth 177 that is positioned at partition wall 175 belows, back.

The swing screening plate 52 that is positioned at steel wire 60 belows through swinging axle 162 and front and back pair of guide rails 181,182 can to oblique front lower place and tiltedly the back upper place reciprocatingly be configured in the threshing casing 180 of the profile that constitutes sheller unit 5.Under the rotary action of the swinging axle 162 that is produced by the power from engine 20, swing screening plate 52 moves back and forth to oblique front lower place to oblique back upper place.

Swing screening plate 52 have the transfer dish below the steel wire 60 183, the glume-shell screen 184 at transfer dish 183 rears, between glume-shell screen 184 and conveyer 55 grain sieve 185, be positioned at the straw shaker 186 at glume-shell screen 184 rears.The upper face side of glume-shell screen 184, tier pole mouth 177 below be provided with tier pole plate 187.Be equipped with in the rear portion side of tier pole plate 187 and be used for threshing object rearward and to many sieve lines 188 of body center side guiding.

Utilize threshing cylinder 51 threshings and from the threshing object that steel wire 60 leaks down, drop on the transfer dish 183 of the swing screening plate 52 that moves back and forth and on one side by swing screening (proportion screening), Yi Bian be transported to the glume-shell screen 184 at rear.Threshing object on the glume-shell screen 184 self is swung screening by this glume-shell screen 184, and receives the screening wind that flows towards the rear from the fan 53 of winnowing.Utilize the interaction of such swing screening and pneumatic jig choosing, threshing object is separated into grain and bar bits.

In addition, the transfer dish 183 of embodiment is tabular that (by the front portion of grain case 7) tilts towards geosyncline back lower place, left side, rear portion (by the rear portion of carrier chain 6) from anterior right side.Utilize this inclined plane, by the threshing object after threshing cylinder 51 threshings on transfer dish 183 towards carrier chain 6 roll (diffusion).

Once screen thing while being used to remove the position that wherein dust is collected into a conveyer 55 from what glume-shell screen 184 and grain sieve 185 fell from the screening wind of the fan 53 of winnowing.Fail to fall from straw shaker 186 etc., be collected into the position of the secondary conveyer 56 that is positioned at conveyer 55 rears through the postsearch screening thing of glume-shell screen 184 and grain sieve 185.In addition, the low weight bar bits on the glume-shell screen 184 are sucked by dust discharge fan 61, fan the attraction outlet 189 at 61 rears and are discharged to outside the body from being formed on this dust discharge.In addition, the heavier bar bits on the glume-shell screen 184 are via being discharged to outside the body from the swing outlet 190 (so-called three mouths) that is formed on swing screening plate 52 rears on the straw shaker 186.

(4) the wind path structure of screening wind

Below, the wind path that supplies to the screening wind of glume-shell screen 184 with reference to Fig. 7 explanation from the fan 53 of winnowing is constructed.At this, the fan 53 of winnowing of embodiment constitutes in Fig. 7 and drives to rotation counterclockwise.Be formed with main screening wind path the 201, the 1st prescreen wind path 202 and the 2nd prescreen wind path 203 at the blower-casting 200 of the fan 53 of winnowing, this master screening wind path 201 is used for to the winnow screening wind of fan 53 of grain sieve 185 and conveyer 55 supplies; The 1st prescreen wind path 202 is used for from supply with the screening wind of the fan 53 of winnowing between the front of the rear end side of transfer dish 183 and glume-shell screen 184 to the upper face side of glume-shell screen 184; The 2nd prescreen wind path be used between the front of the grain pan 191 of swing screening plate 52 bottom sides and glume-shell screen 184 below glume-shell screen 184 side supply with the screening wind of the fan 53 of winnowing.

Main screening wind path 201 form make from the screening wind of the fan 53 of winnowing from the place ahead downside of grain sieve 185 towards the rear upside via the upper face side of prevailing wind direction body 204 move.In addition, above-mentioned main screening wind path 201 forms the screening wind that makes from the fan 53 of winnowing and above a conveyer 231, below prevailing wind direction body 204, moves to side towards the rear from the place ahead.That is, be used to the screening wind from the fan 53 of winnowing, screening drops to the grain and the dust of a conveyer 55 from grain sieve 185.

The 1st prescreen wind path 202 form make from the screening wind of the fan 53 of winnowing at the upside of glume-shell screen 184 from the place ahead towards the rear via the upper face side of the prescreen wind direction body 205 of being located at swing screening plate 52 move.That is, the threshing object that drops to transfer dish 183 upper surfaces via steel wire 60 from threshing cylinder 51 is carried out the pneumatic jig choosing by the screening wind from the fan 53 of winnowing when the rear end side from transfer dish 183 drops to the front of glume-shell screen 184.

The 2nd prescreen wind path 203 forms the screening wind that makes from the fan 53 of winnowing and moves to side below prescreen wind direction body 205 towards the rear from the place ahead at the upside of grain pan 191.In other words, so that form the 2nd prescreen wind path 203 from the mode that the place ahead downside of glume-shell screen 184 moves towards the rear of glume-shell screen 184 upside from the screening wind of the fan 53 of winnowing.That is, be used to the screening wind from the fan 53 of winnowing, screening drops to grain and dust on grain pan 191 and the grain sieve 185 from glume-shell screen 184.

In this case, move in the threshing object of upper surface of glume-shell screen 184, screened wind near the bar bits (light weight thing) of the lower layer side of the threshing object of the upper surface of glume-shell screen 184 and be transported to upper layer side, can reduce the bar bits amount that falls from glume-shell screen 184.In addition, utilize the proportion screening effect of glume-shell screen 184 and, make the grain (weight thing) of the upper layer side of threshing object move to lower layer side, leak down from glume-shell screen 184 as soon as possible from the pneumatic jig choosing of the screening wind of the fan 53 of winnowing.The proportion screening effect of glume-shell screen 184 is promoted by the screening wind from the fan 53 of winnowing, and has improved its Screening Treatment ability (screening precision).

In addition, from main screening wind path the 201, the 1st prescreen wind path 202 and the next screening wind of the 2nd prescreen wind path 203 supplies, fanned 61 by above-mentioned dust discharge and suck and discharged from swing outlet 190 from 189 discharges of attraction outlet or quilt from the fan 53 of winnowing.As a result, quilts such as bits of the bar in the threshing object and dust are discharged to outside the body from the rear portion of threshing casing 180.

(5) the secondary recovery device and the detailed construction of treating apparatus again

Below, explain that with reference to Fig. 6 to Figure 12 the secondary recovery device reaches the detailed construction of treating apparatus 59 again.The secondary recovery device that is made up of recovery cylinder 58 and recovery conveyer 160 is used to make the postsearch screening thing after threshing is screened to turn back to sheller unit 5.Be provided with in the feeding terminal side of secondary recovery device (recovery cylinder 58) and be used for treating apparatus again 59 that the postsearch screening thing is handled again.Recovery cylinder 58 is supported along the outer surface of a sidewall (being right side wall 180a in embodiment) of threshing casing 180 with some the posture of lengthwise of turning forward.Reclaiming conveyer 160 is configured in the recovery cylinder 58 with revolvable mode.Be connected with the conveying top side (lower end side) of recovery conveyer 160 with the mode of ability transferring power in the feeding terminal portion that the right side wall 180a from threshing casing 180 of secondary conveyer 56 outwards gives prominence to.

Like Fig. 6～shown in Figure 11, dispose at the outer surface of the right side wall 180a of threshing casing 180 and to pass on housing 210.Linking the lower end side of recovery cylinder 58 passing on the upward opening side of housing 210.Recovery cylinder 58 and raise grain tube 57 and between sheller unit 5 and grain case 7, be configured to front and back parallel shape longitudinal extension side by side.In this case, raise grain tube 57, recovery cylinder 58 is arranged with the posture that extends parallel to each other by the order of raising grain tube 57, recovery cylinder 58 from the direction of advance front of the body 1 that goes.

The distolateral lower end side with the recovery axle 212 that reclaims conveyer 160 in the right side of two secondary axes 211 of secondary conveyer 56 is supported on revolvable mode axle respectively through bearing (omit and illustrate) passes on housing 210.The right side of two secondary axes 211 is distolateral to be connected through bevel gear mechanism 213 with the lower end side that reclaims axle 212.The feeding terminal side (upper end side) that reclaims axle 212 is supported on the housing body 231 of the drive shell 230 of the feeding terminal face (upper surface) that covers recovery cylinder 58 with revolvable mode axle.Leak down to be transferred to from straw shaker 186 and reclaim conveyer 160 to the postsearch screening thing of secondary conveyer 56 from secondary conveyer 56.What be transferred to that the postsearch screening thing utilization of reclaiming conveyer 160 is located at the feeding terminal side that reclaims axle 212 draws out blade 214 from reclaiming the processing drum again 161 that conveyer 160 is transferred to treating apparatus 59 again.In addition, the recovery conveyer 160 of embodiment constitutes the counter clockwise direction rotation driving of receiving axle 212 at Figure 12 to middle wraparound.

The feeding terminal side of recovery cylinder 58 and the right side wall 180a of threshing casing 180 emit portion 215 through treating apparatus 59 and postsearch screening thing again and are connected.Treating apparatus 59 is installed on the feeding terminal side of recovery cylinder 58 again, and is configured to when raising between grain tube 57 and the recovery cylinder 58 in side-looking and the region overlapping of the threshing chamber 173 of sheller unit 5.Treating apparatus 59 comprises and constitutes handling housing 216 again, being configured in this rotatably around longitudinal axis and handling the processing drum again 161 in the housing 216 again of its profile again.Like Figure 10 and shown in Figure 11, handling axle 217 again and being the extension of parallel shape ground as the rotating shaft of processing drum 161 again as the recovery axle 212 of the rotating shaft that reclaims conveyer 160.In addition, the processing drum again 161 of embodiment constitute through the belt wheel-conveyer belt transmission mechanism 233 in the drive shell 230 in Figure 12 to driving around the counter clockwise direction of handling axle 217 again (direction of rotation identical) rotation with reclaiming conveyer 160.

Link to be useful in the underside of forward of handling housing 216 again and emit portion 215 from the postsearch screening thing of handling the housing 216 postsearch screening thing that boot process is crossed in sheller unit 5 again.As Fig. 9, Figure 10 and Figure 12 in detail shown in, when the leaning on downside and be formed with side-looking of the right side wall 180a of threshing casing 180 than rear frame 218 position on the front of supporting frame 178 than threshing cylinder rotating shaft 158 up and down relatively the lower surface of threshing cylinder 51 cross over the intercommunicating pore 219 of ground opening.The postsearch screening thing is emitted portion 215 to be connected from the mode of the intercommunicating pore 219 of outer side covers right side wall 180a and the outer surface (sides of grain case 7 sides) of right side wall 180a.

That is the rear portion upside that the postsearch screening thing that, is connected with the underside of forward of handling housing 216 is again emitted portion 215 is the inlet port 215a of the postsearch screening thing handled.And; The discharge port 215b that the postsearch screening thing is emitted portion 215 through among the right side wall 180a, be positioned at than threshing cylinder rotating shaft 158 and lean on downside and than the intercommunicating pore 219 of rear frame 218 position on the front of supporting frame 178, with the rear side of steel wire 60 and the upper face side of transfer dish 183 (toe lateral in the sheller unit 5) relatively.Therefore, when side-looking, the front that the postsearch screening thing is emitted the discharge port 215b of portion 215 is positioned on the transfer dish 183.In addition, when side-looking, the rear end side that the postsearch screening thing is emitted the discharge port 215b of portion 215 is positioned on the glume-shell screen 184.Shown in Fig. 6～Figure 11 was clear and definite, the postsearch screening thing was emitted portion 215 and self also is positioned at than threshing cylinder rotating shaft 158 and leans on downside and than rear frame 218 position on the front of supporting frame 178.

Like Fig. 8～shown in Figure 12, the outer shape that the postsearch screening thing is emitted portion 215 forms to oblique front lower place and expands the funnel-form of opening, to go to tilt with the approaching mode of the right side wall 180a of threshing casing 180 along with forwards reaching the below.And the postsearch screening thing is emitted portion 215 and is configured to when side-looking local overlapping (coincidence) with the length middle part of raising grain tube 57.That is, the postsearch screening thing is emitted portion 215 at the right side wall 180a of threshing casing 180 with raise between the length middle part of grain tube 57.

The postsearch screening thing that is transferred to again on the processing drum 161 utilizes the rotation driving of processing drum 161 to handle (threshing again) more again, emits portion 215 through the postsearch screening thing and emits towards the rear side of steel wire 60 and the upper face side of transfer dish 183 (toe lateral in the sheller unit 5).Particularly in embodiment; The outer shape that the postsearch screening thing is emitted portion 215 forms the funnel-form of opening to the expansion of oblique front lower place; To tilt near the mode of the right side wall 180a of threshing casing 180 along with reaching forwards that the below is gone; Again processing drum 161 in Figure 12 to driving around the counter clockwise direction rotation of handling axle 217 again, thereby the postsearch screening thing of handling is emitted inclination inner face quilt that leaning on of portion 215 raise grain tins 57 along the postsearch screening thing and is emitted (with reference to Figure 12) from the upper right of the transfer dish 183 that is positioned at threshing casing 180 toe lateral on the left of upward.Relative therewith, in Fig. 8 and Fig. 9, disperse on the right side upward to the threshing object of the downside threshing of right handed threshing cylinder 51 left side of face from the transfer dish 183.

Promptly; Emit the direction of dispersing (from the direction of grain case 7 sides) of the postsearch screening thing of portion 215 from the direction of dispersing (from the direction of carrier chain 6 sides) of the threshing object of threshing cylinder 51 with from the postsearch screening thing, near the central portion of the left and right sides of transfer dish 183, intersect towards carrier chain 6 sides towards grain case 7 sides.Therefore; Threshing object and postsearch screening thing are collided near the central portion of the left and right sides of transfer dish 183; And their are disperseed, thereby can prevent threshing object and postsearch screening thing concentrate the right side that is stacked into transfer dish 183 (the postsearch screening thing emit portion 215 under near).And, can make the threshing object and the postsearch screening thing that move to glume-shell screen 184 from transfer dish 183 swing to the left and right sides of glume-shell screen 184 width diffusion (dispersion), can improve screening effeciency.

Like Figure 10～shown in Figure 12, what constitute treating apparatus 59 handles tube (case) shape that housing 216 is the upward opening on the right side wall 180a that the bolt that utilizes the outside etc. is attached at threshing casing 180 more again.The upward opening side of handling housing 216 is again carried out drive shell 230 coverings of relaying to the rotary power that reclaims conveyer 160.Wait the postsearch screening thing be fixed with from the intercommunicating pore 219 of outer side covers right side wall 180a to emit portion 215 in the underside of forward of handling housing 216 again through welding.The rear portion upside of handling housing 216 again is attached at the open end side of the U type cover 220 that covers the outer circumferential side of drawing out blade 214 that is positioned at the feeding terminal side that reclaims axle 212 through bolt and nut.Lower end side at U type cover 220 is fixed with the tube flange 221 that recovery axle 212 runs through through welding etc.The outstanding downwards ring portion of tube flange 221 embeds the feeding terminal side of recovery cylinder 58.Upper end side at U type cover 220 reaches the housing body 231 that the upper end side bolt binding of handling housing 216 again has drive shell 230.Position in the U of housing body 231 type cover 220 sides is supported with the feeding terminal portion that reclaims axle 212 with revolvable mode axle.

Like Figure 10 and shown in Figure 12, open end side and the rear portion upside of handling housing 216 again of U type cover 220 that is positioned at the feeding terminal side of recovery cylinder 58 is connected.In other words, the open end side of U type cover 220 and the rear portion upside of handling housing 216 are again transferred mouthfuls 222 through top and are connected.Being transferred to the postsearch screening thing that reclaims conveyer 160 transfers mouthfuls 222 via top and handles housing 216 in to be shifted into when the side-looking with being inverted U-shaped turning shape again.Shown in figure 12; Top transfer mouthfuls 222 perisporium 216a, 220a, promptly handle again housing 216 and U type cover 220 in the relative perisporium 216a of grain case 7 sides, 220a (along the part of the flow direction of postsearch screening thing), dock with linearity when overlooking to be conplane mode along common tangent TL across the interior week of handling housing 216 and U type cover 220 again.Through this structure and the combination that in Figure 12, drives of processing drum 161 again to rotation counterclockwise; Be transferred to the postsearch screening thing that reclaims conveyer 58 and can exceedingly do not reduce the carrying capacity of drawing out blade 214, successfully be shifted into and handle housing 216 sides again and transfer mouthfuls 222 perisporium 216a, 220a along top.

Like Fig. 9, Figure 10 and shown in Figure 12, the inner face that leans on sheller unit 5 of handling housing 216 again wait through welding be fixed with along with from the direction of rotation upstream side of processing drum 161 more downstream side go and the guided plate 241 that tilts below tiltedly.In addition, transfer mouthfuls 222 the position of leaning on sheller unit 5 inner face that leans on sheller unit 5 of U type cover 220 (in the embodiment for) on top and be provided with the shield 242 (with reference to Figure 12) that stops up this position.The postsearch screening thing that is fed to the upside of handling housing 216 again around processing drum 161 again along the counter clockwise direction of Figure 12 around falling, but around the postsearch screening thing to the inner face side of leaning on sheller unit 5 of handling housing 216 again do not turn back to that mouth 222 is transferred on top and below guided plate 241 side contacts and be directed into the downside of handling housing 216 again.And even the postsearch screening thing passes through the position of guided plate 241, the existence of the shield 242 of top handover mouth 222 also can cut off the postsearch screening thing and return to recovery cylinder 58 (U type cover 222) side.Therefore; The existence of guided plate 241 and shield 242 replenishes with enhancement function each other; Temporarily be released to the postsearch screening thing of handling housing 216 sides again and can not return, and can fall guiding smoothly and reliably to downside from the upside of handling housing 216 again to recovery cylinder 58 sides from recovery cylinder 58 (U type cover 222).

Like Fig. 6～shown in Figure 12, be used for to the processing drum again 161 that the postsearch screening thing is handled (threshing again) again have with reclaim that axle 212 is that parallel shape extends handle axle 217 longitudinally again.The lower end side of handling axle 217 again is supported on the base plate of handling housing 216 again with revolvable mode axle.The upper end side of handling axle 217 again is supported on the position of handling housing 216 sides again of the housing body 231 of drive shell 230 with revolvable mode axle.Have on the top at least of handling axle 217 again and to be used to prevent that postsearch screening thing (bar bits etc.) is wound in the scraper plate 224 of handling axle 217 again.The scraper plate 224 of embodiment extends to lower inner face from the top inner face of handling housing 216 again, and the mode of rotating with one embeds processing axle 217 again.Shown in Figure 12 was clear and definite, the length R of the radial direction of scraper plate 224 (length from the center of handling axle 217 again to the side end in the radius outside of scraper plate 224) was set at about half of radius when handling the overlooking of housing 216 again.

Adopt said structure; Transferring mouthfuls 222 through top when handling housing 216 sides again and send into the postsearch screening thing; Transfer gap guiding between the side end in the radius outside of mouthfuls 222 perisporium 216a, 220a and scraper plate 224 towards top, drop into the postsearch screening thing, the energy of rotation of scraper plate 224 avoids hindering passing on of postsearch screening thing reliably.Therefore, can extremely successfully the postsearch screening thing be transferred to and handle again in the housing 216.And, because the existence of scraper plate 224 and the guiding of postsearch screening thing, the relation of incidence, can suppress the bar bits and reel, shell to processing drum 161 tops (handling axle 217 tops again) again.

The scraper plate of handling again on the axle 217 224 comprises: form 1 spiral helicine conveying body 243, be used for stirring and passed on the many after-treatment teeth 225 and being used to of the postsearch screening thing that comes and make the postsearch screening thing transfer mouthfuls 223 multi-discs (is two at embodiment) of emitting, dispersing and emit blade 226 from emitting the bottom of handling housing 216 again that the inlet port 215a of portion 215 is connected with the postsearch screening thing from reclaiming conveyer 160.The position with top handover mouth 222 stands facing each other mutually at scraper plate 224 is provided with conveying body 243.Transferring mouthfuls 222 low positions than top and have with radial configuration and many an after-treatment tooth 225 at scraper plate 224.Receive tooth 227 in the inner face side of handling housing 216 again to be equipped with through the mode between two 1 group the after-treatment tooth 225.That is, in handling housing 216 again, containing 224,1 of scraper plate as processing drum 161 again carries body 243, many after-treatment teeth 225, many to receive tooth 227 and two to emit blade 226.

In the embodiment of Fig. 9～shown in Figure 11, after-treatment tooth 225 and the group that receives tooth 227 during handling housing 216 again two transfer mouth 222, between 223.Make two to emit blade 226 and the bottom of handling housing 216 again and transfer mouthfuls 223 relative.In addition, the lower-upper length Ld and two of the lower-upper length Lu of top handover mouth 222, bottom handover mouth 223 transfers mouth 222, the lower-upper length Lc between 223 is set at size (Lu ≈ Ld ≈ Lc) about equally.In addition, each receives tooth 227 and is located at integratedly with the mode that is projected into the exterior side of handling housing 216 again and handles housing 216 again, constitutes the strength member of handling housing 216 again.

The blade 214 of drawing out that utilize to reclaim conveyer 160 makes and transfers mouthfuls 222 via top and be transplanted on the postsearch screening things of handling again in the housing 216 and fall to downside from the upside of handling housing 216 again, and utilizes after-treatment tooth 97 and receive tooth 100 and handle (threshing of thorn grain or bar bits rub separate etc.) again.The postsearch screening thing utilization that is sent to the processing of the downside of handling housing 216 again emit blade 98 transfer from the bottom mouthfuls 223 emit portion 215 towards the postsearch screening thing the inclination inner face emit.

Like Fig. 8～shown in Figure 11, drive shell 230 is installed in the upper end side of recovery cylinder 58 (U type cover 220) and the upward opening side of handling housing 216 again.Drive shell 230 is made up of tabular housing body 231 and the case lid 232 that can load and unload this housing body 231 of ground covering.On housing body 231, dispose and be used for belt wheel-conveyer belt transmission mechanism 233 that the rotary power that reclaims conveyer 160 is transmitted to processing drum 161 again.

In embodiment, the protruding end portion of feeding terminal side that is supported on the recovery axle 212 of housing body 231 at axle is fixed with driving pulley 234.Likewise, be fixed with driven pulley 235 in the protruding end portion that axle is supported on the conveying top side of handling axle 217 again of housing body 231.Volume hangs with endless belt 236 on above-mentioned two horizontal gears 234,235.Endless belt 236 utilizes jockey pulley 237 adjustment of tonicity.Utilize the effect of belt wheel-conveyer belt transmission mechanism 233, again processing drum 161 utilization reclaim conveyers 160 rotary power in Figure 12 to driving around the counter clockwise direction of handling axle 217 again (direction of rotation identical) rotation with reclaiming conveyer 160.Case lid 232 from above cover that bolt is linked to housing body 231 under the state of belt wheel-conveyer belt transmission mechanism 233.Unload case lid 232 as if release bolt, then belt wheel-conveyer belt transmission mechanism 233 exposes on housing body 231.In addition, be not limited to aforesaid belt wheel-conveyer belt transmission mechanism 233 to the Poewr transmission mechanism of processing drum 161 again, also can be sprocket wheel-chain type, gear type from reclaiming conveyer 160.

Adopt said structure, utilizing not extracting the cereal bar, utilizing 5 pairs of sheller units to supply with the harvesting cereal bars that come to have carried out under the situation of threshing, swung screening plate 52 screenings of reaping apparatus 3 harvesting farmlands from the threshing object that sheller unit 5 falls from reaping apparatus 3.Once screened the smart grain of thing by the conduct after 52 screenings of swing screening plate and collected grain case 7 by a conveyer 55.In addition; Mixture being considered to be worth doing by grain and bar as the postsearch screening thing after 52 screenings of swing screening plate dropping under the situation of secondary conveyer 56; This postsearch screening thing is transferred to from secondary conveyer 56 reclaims conveyer 160, is transported to from recovery conveyer 160 and handles in the housing 216 again.

Utilization draw out blade 214 from the feeding terminal side (upper end side) that reclaims conveyer 160 hold together to the postsearch screening thing of the inside of handling housing 216 again utilize after-treatment tooth 225 and receive tooth 227 handle (processing of the separation of the threshing of thorn grain and bar bits etc.) again after; Utilization emit blade 226 from the postsearch screening thing emit portion 215 be discharged to transfer dish 183 above, utilize swing screening plate 52 to screen once more.Therefore, the grain of staying in the postsearch screening thing is moved into grain case 7 after dropping to a conveyer 55.In addition, the bits of the bar in the postsearch screening thing are fanned 61 attraction outlet 189 or are swung outlet 190 from dust discharge via the top quilt of glume-shell screen 184 and are discharged to outside the body.

In addition, secondary conveyer 56, recovery conveyer 160 and processing drum 161 rotation linkedly always again, but rotating speed separately is different.In embodiment, be set at and reclaim conveyer 160 to be higher than the rotating speed rotation of secondary conveyer 56, processing drum 161 is to be higher than the rotating speed rotation of reclaiming conveyer 160 again.Promptly; The conveying capacity of the time per unit of recovery conveyer 160 is more than the conveying capacity of the time per unit of secondary conveyer 56; The conveying capacity of the time per unit of processing drum 161 is more than the conveying capacity of the time per unit that reclaims conveyer 160 again, thus can prevent reclaim conveyer 160, the postsearch screening thing stops up in the conveying way of processing drum 161 again.

(6) the driving structure of swing screening plate

Below, swing the driving of screening plate 52 with reference to the (a) and (b) explanation of Figure 13 and construct.Shown in Figure 13 (a), side links the supporting hub body 251 that pair of right and left is arranged downwards with outstanding posture bolt below the rear portion of swing screening plate 52.One distolateral (about the outside) of horizontal roll shaft 252 of being fixed in the hub portion of each supporting hub body 251 in insertion is provided with guide reel 253 with revolvable mode.About each guide reel 253 be supported on rear rail 182 corresponding with the mode that can roll with it.Another of each roll shaft 252 distolateral (about inboard) is supported on fore-and-aft direction one distolateral of swing connecting bar 254 with revolvable mode through bearing components (omit and illustrate).Another distolateral length middle part (the reciprocal axial region 162y that afterwards states) that is supported with swinging axle 162 through bearing components 255 with revolvable mode at the fore-and-aft direction of swing connecting bar 254.

Swinging axle 162 is used for rotatablely moving of self converted into the reciprocating motion of swing screening plate 52, shelves in the left and right sides of threshing casing 180 sidewall 180a, 180b (being supported to two cantilever beam shapes).The swinging axle 162 of embodiment is made up of the 1st rotary shaft 162x of the left side wall 180b that is supported on threshing casing 180, the 2nd rotary shaft 162z and the reciprocal axial region 162y that links two rotary shafts that are supported on the right side wall 180a of threshing casing 180.Shown in figure 13, the axle center (pivot) of two rotary shaft 162x, 162z is positioned on the same axis.The axle center of reciprocal axial region 162y is the almost parallel shape with the state eccentric with respect to the axle center (pivot) of two rotary shaft 162x, 162z and extends.In addition, the protruding end side (the fulcrum portion 162x1 that afterwards states) of outwards giving prominence to from threshing casing 180 at the 1st rotary shaft 162x is fixed with the driving input belt wheel 256 of reception from the rotary power of the fan shaft 156 of winnowing through driving-belt 257.

Each rotary shaft 162x (162z) is by constituting as the fulcrum portion 162x1 (162z1) of pivot with hub portion 162x2 (162z2) that this fulcrum portion 162x1 (162z1) is connected with integratedly.Be inserted with the left and right sides front of reciprocal axial region 162y at each hub portion 162x2 (162z2).The front of the hub portion 162x2 of the 1st rotary shaft 162x and reciprocal axial region 162y is through key 258 and sell 259 and can be connected with loading and unloading.Be formed with the slit 260 (groove of the notch) that is connected with the hub bore of this hub portion at the hub portion 162z2 of the 2nd rotary shaft 162z.The 2nd rotary shaft 162z and reciprocal axial region 162y can not be connected (in the (a) and (b) of Figure 13, representing weld part with w) through the welding of having used slit 260 in that the front of reciprocal axial region 162y is inserted under the state of hub portion 162z2 with coming off.Therefore, the swinging axle 162 of embodiment constitutes the structure that can be separated into two members by the 1st rotary shaft 162x with the reciprocal group of axial region 162y, the 2nd rotary shaft 162z, has considered the easy property of separation of swinging axle 162.In this case, have the maintenance activity of for example changing bearing components 255 grades that are used for axle supporting swinging axle 162 and be easy to advantage.

Utilization makes two rotary shaft 162x, 162z with coaxial rotation from the fan shaft 156 of winnowing via the rotary power that drives input belt wheel 256, so back and forth axial region 162y carries out circular motion around the axle center of two rotary shaft 162x, 162z.Back and forth the circular motion of axial region 162y converts into along the reciprocating motion of the rear rail 182 of two supporting hub bodies 251 through two swing connecting bar 254.As a result, swing screening plate 52 towards oblique front lower place to towards oblique back upper place move back and forth (oscillating motion).

(7) sum up

Shown in above-mentioned record and Fig. 6 and Figure 10～Figure 12 are clear and definite; Be a kind of like this combine: have the thing that once screens that is used for after the threshing screening and be transported to the secondary recovery device 58,160 that postsearch screening thing after the raising a device 57,159 and being used to make the threshing screening of grain case 7 turns back to sheller unit 5; Have in the feeding terminal side of above-mentioned secondary recovery device 58,160 and to be used for treating apparatus again 59 that above-mentioned postsearch screening thing is handled again; Between above-mentioned sheller unit 5 and above-mentioned grain case 7; An above-mentioned device 57,159 and the above-mentioned secondary recovery device 58,160 raised goes out to arrange the ground longitudinal extension before and after the above-mentioned order of raising a device 57,159, above-mentioned secondary recovery device 58,160; Above-mentioned treating apparatus again 59 when side-looking and the region overlapping ground of the threshing chamber 173 of above-mentioned sheller unit 5 above-mentionedly raise a device 57,159 and above-mentioned secondary recovery device 58, between 160; Therefore; The space of occupying of the above-mentioned left and right sides width of raising a device 57,159, above-mentioned secondary recovery device 58,160 and above-mentioned treating apparatus again 59 can be reduced, an above-mentioned device 57,159, above-mentioned secondary recovery device 58,160 and the above-mentioned treating apparatus again 59 raised can be between above-mentioned sheller unit 5 and above-mentioned grain case 7, disposed compactly.Therefore; Do not enlarge the left and right sides width of combine; Just can enlarge above-mentioned sheller unit 5, above-mentioned grain case 7 left and right sides width occupy the space, have and do not make the combine maximization and seek to improve threshing ability, the such effect of grain storage capability.

In addition; As stated; Above-mentioned treating apparatus again 59 when side-looking and the region overlapping ground of the threshing chamber 173 of above-mentioned sheller unit 5 above-mentionedly raise a device 57,159 and above-mentioned secondary recovery device 58, between 160; Therefore, being handled postsearch screening thing after (threshing again) does not more at random disperse and successfully turns back in the threshing chamber 173 of above-mentioned sheller unit 5.Therefore, the postsearch screening thing that can guarantee fully to handle by screening and the distance that moves, has the such effect of Screening Treatment ability that can help to improve combine in above-mentioned sheller unit 5.

Shown in above-mentioned record and Fig. 6, Figure 10 and Figure 11 are clear and definite; The rotating shaft 212 and the rotating shaft 217 that is positioned at the processing drum again 161 of above-mentioned treating apparatus again 59 that are positioned at the recovery conveyer 160 of above-mentioned secondary recovery device 58,160 are parallel shape and extend; Therefore, ability is along the length of rotating shaft 217 directions of the above-mentioned processing drum again 161 of above-mentioned recovery conveyer 160 lengthenings.Therefore, can fully guarantee to make postsearch screening thing mobile distance above-mentioned treating apparatus again 59 in, have the such effect of processing capacity again of seeking to improve 161 pairs of postsearch screening things of above-mentioned processing drum again in order to handle (threshing again) again.

Shown in above-mentioned record and Figure 10 and Figure 12 are clear and definite; The bottom of above-mentioned treating apparatus again 59 emits portion 215 through the postsearch screening thing and is connected with above-mentioned sheller unit 5; The discharge port 215b that makes above-mentioned postsearch screening thing emit portion 215 is opened on the place ahead of scaffold 218 of the steel wire 60 supporting usefulness of a sidewall that is positioned at above-mentioned sheller unit 5; The toe lateral (toe lateral of swing screening plate 52) of above-mentioned discharge port 215b in above-mentioned sheller unit 5 that therefore, can make the postsearch screening thing handled emit portion 215 from above-mentioned postsearch screening thing at random do not dispersed and successfully guided, emits.Therefore, the postsearch screening thing that can suppress to handle for example is deposited in above-mentioned postsearch screening thing partly and emits near the etc. of portion 215, has the such effect of Screening Treatment ability of further raising combine.

Shown in above-mentioned record and Fig. 6～Figure 11 are clear and definite; It is the combine that feeding terminal side that postsearch screening thing after making threshing screening turns back to the secondary recovery device 58,160 of sheller unit 5 has the treating apparatus again 59 that is used for above-mentioned postsearch screening thing is handled again; The postsearch screening thing of the downside of the rotating shaft 158 of the bottom of above-mentioned treating apparatus again 59 through being positioned at the threshing cylinder 51 that is in above-mentioned sheller unit 5 is emitted portion 215 and is connected with above-mentioned sheller unit 5; The rear portion upside of emitting portion 215 at above-mentioned postsearch screening thing links the bottom that above-mentioned treating apparatus again 59 is arranged; Therefore; Handled postsearch screening thing after (threshing again) again and be difficult for and collisions such as above-mentioned threshing cylinder 51, steel wire 60, got in the above-mentioned sheller unit 5 from the above-mentioned rotating shaft of the ratio of above-mentioned threshing cylinder 51 158 low positions.Have and to suppress because the such effect of shelling, particle of the postsearch screening thing of the processing that causes with the collision of above-mentioned threshing cylinder 51 grades.

Shown in above-mentioned record and Figure 10～Figure 12 are clear and definite; Be used for once screening the place ahead that a device 57,159 postures with longitudinal extension are configured in above-mentioned secondary recovery device 58,160 of raising that thing is transported to grain case 7 after the threshing screening; The outer shape that above-mentioned postsearch screening thing is emitted portion 215 forms to oblique front lower place and expands the funnel-form of opening; To tilt near the mode of a sidewall 180a of sheller unit 5 along with reaching forwards that the below is gone; Above-mentioned postsearch screening thing emits that portion 215 is configured to when side-looking and the above-mentioned length middle part of raising a device 57,159 a part of overlapping; Therefore, form forwards go more the narrow more postsearch screening thing of left and right sides width emit portion 215 utilize sheller unit 5 and raise a device 57, the clearance space between 159 forwards extends.Therefore, have and make the not diffusion and emit such effect in above-mentioned sheller unit 5 of the postsearch screening thing handled.In addition; Above-mentioned postsearch screening thing is emitted portion 215 and is tilted with the mode of removing more approaching above-mentioned sheller unit 5 more downwards; Therefore, also have and emit portion 215 from the bottom of above-mentioned treating apparatus again 59 through above-mentioned postsearch screening thing and successfully fall the such advantage of postsearch screening thing that boot process is crossed.

As above-mentioned record with Fig. 6, Fig. 7 and Figure 10～Figure 12 clear and definite shown in; The front that above-mentioned postsearch screening thing is emitted the discharge port 215b of portion 215 when side-looking is positioned on the transfer dish 183 of above-mentioned sheller unit 5; And the rear end side of above-mentioned discharge port 215b is positioned on the glume-shell screen 184 of above-mentioned sheller unit 5; Therefore; The above-mentioned discharge port 215b that above-mentioned postsearch screening thing is emitted portion 215 is at a sidewall 180a of above-mentioned sheller unit 5 opening widely, and the above-mentioned discharge port 215b that emits portion 215 from above-mentioned postsearch screening thing guides, emits the postsearch screening thing of handling expeditiously towards above-mentioned transfer dish 183.Therefore, in above-mentioned sheller unit 5, screened the distance that moves on one side, had the effect of the Screening Treatment ability that can improve combine Yi Bian can guarantee the postsearch screening thing of handling fully.

Shown in above-mentioned record and Fig. 9～Figure 11 are clear and definite; It is the combine that feeding terminal side that postsearch screening thing after being used to make the threshing screening turns back to the secondary recovery device 58,160 of sheller unit 5 has the treating apparatus again 59 that is used for above-mentioned postsearch screening thing is handled again; Be formed with the bottom handover mouth 223 that the top that is connected with above-mentioned secondary recovery device 58,160 is transferred mouth 222 and is connected with above-mentioned sheller unit 5 at above-mentioned treating apparatus again 59; Transfer on the top inner face side of above-mentioned treating apparatus again 59, above-mentioned mouthfuls 222 and above-mentioned bottom have a plurality of reception teeth 227 between transferring mouthfuls 223; And the processing drum again 161 in being located at above-mentioned treating apparatus again 59 has the processing tooth 225 that respectively receives between the tooth 227 above-mentioned; In above-mentioned treating apparatus again 59; Above-mentioned postsearch screening thing is transferred mouth 222 and is moved towards above-mentioned bottom handover mouth 223 from above-mentioned top; Therefore, in above-mentioned treating apparatus again 59, can be utilized deadweight to fall by the postsearch screening thing that is passed on from above-mentioned secondary recovery device 58,160.Therefore, above-mentionedly handle respectively that tooth 225 and above-mentioned respectively receives the threshing that tooth 227 only has the thorn grain, the function of separating of rubbing of bar piece gets final product, do not need the conveying function of postsearch screening thing.Therefore, have and do not reduce again (threshing again) ability of processing and can constitute the above-mentioned tooth 225 and above-mentioned respectively handled simply and respectively receive the such effect of tooth 227.

Shown in above-mentioned record and Figure 10 are clear and definite; The lower-upper length Ld and above-mentioned two that mouth 223 is transferred in the lower-upper length Lu of above-mentioned top handover mouth 222, above-mentioned bottom transfers mouth 222, the lower-upper length Lc between 223 is set at size (Lu ≈ Ld ≈ Lc) about equally; Therefore; Above-mentioned 59 quilts of treating apparatus again are trisection roughly; Can keep processing again (threshing again) ability of above-mentioned treating apparatus again 59, and the above-mentioned tooth 225 and above-mentioned respectively handled respectively receives tooth 227 and can reduce postsearch screening thing long-term possibility of being detained in above-mentioned treating apparatus again 59.Therefore, can suppress the obstruction in the above-mentioned treating apparatus again 59, have and make the postsearch screening thing of handling successfully return the such effect of above-mentioned sheller unit 5 sides.

Shown in above-mentioned record and Fig. 8～Figure 11 are clear and definite; Above-mentionedly respectively receive the exterior side that tooth 227 is projected into above-mentioned treating apparatus again 59; Constitute the strength member of above-mentioned treating apparatus again 59, therefore, the above-mentioned tooth 227 that respectively receives self also plays the effect with respect to the reinforcement of above-mentioned treating apparatus again 59.Therefore, has the such effect of rigidity that can improve above-mentioned treating apparatus again 59 (handling housing 216 again).

Shown in above-mentioned record and Figure 10～Figure 12 are clear and definite; It is the combine that feeding terminal side that postsearch screening thing after making threshing screening returns the secondary recovery device 58,160 of sheller unit 5 has the treating apparatus again 59 that is used for above-mentioned postsearch screening thing is handled again; The rotating shaft 212 and the rotating shaft 217 that is positioned at the processing drum again 161 of above-mentioned treating apparatus again 59 that are positioned at the recovery conveyer 160 of above-mentioned secondary recovery device 58,160 are parallel shape and extend; The top that links above-mentioned secondary recovery device 58,160 and above-mentioned treating apparatus again 59 transfer mouthfuls 222 perisporium, along the postsearch screening thing from part 216a, the 220a of above-mentioned secondary recovery device 58,160 towards the flow direction of above-mentioned treating apparatus again 59; Be along shape across the common tangent TL in interior week of above-mentioned secondary recovery device 58,160 and above-mentioned treating apparatus again 59; Therefore; The postsearch screening thing that is transferred to above-mentioned recovery conveyer 160 can too much not reduce the carrying capacity of the feeding terminal side of above-mentioned recovery conveyer 160, and transfer a part of 216a, 220a of mouthfuls 222 perisporium along above-mentioned top and towards the radius outside of above-mentioned processing drum again 161 be shifted into above-mentioned 59 sides of treating apparatus again.Therefore; Can be successfully pass on the postsearch screening thing to above-mentioned treating apparatus again 59, have delay in the time of to prevent that this from passing on, suppress the such effect of obstruction between above-mentioned secondary recovery device 58,160 and the above-mentioned treating apparatus again 59 from above-mentioned secondary recovery device 58,160.

Shown in above-mentioned record and Figure 10～Figure 12 are clear and definite; Have on the top at least of the above-mentioned rotating shaft 212 of above-mentioned processing drum again 161 and to be used to prevent that the postsearch screening thing is wound in the scraper plate 224 of above-mentioned rotating shaft; Transfer the gap between the side end in the radius outside of the part 216a along above-mentioned common tangent, 220a and above-mentioned scraper plate 224 of mouthfuls 222 above-mentioned perisporium towards above-mentioned top; Drop into above-mentioned postsearch screening thing; Therefore, transfer mouthfuls 222 when getting into above-mentioned 59 sides of treating apparatus again through above-mentioned top, can avoid the rotation of above-mentioned scraper plate 224 to hinder passing on of postsearch screening thing reliably at the postsearch screening thing.Therefore, have and can the postsearch screening thing extremely successfully be sent into such effect in the above-mentioned treating apparatus again 59.And, because the existence of above-mentioned scraper plate 224 and the guiding of postsearch screening thing, the relation of incidence, also have and can suppress the bar bits to the top of above-mentioned processing drum again 161 such advantage of reeling, shell.

Shown in above-mentioned record and Fig. 9～Figure 11 are clear and definite; Above-mentioned scraper plate 224 extends to lower inner face from the top inner face of above-mentioned treating apparatus again 59; Transfer mouthful 222 low positions on the above-mentioned top of the ratio of above-mentioned scraper plate 224 a plurality of processing teeth 225 are installed, therefore, utilize the existence of above-mentioned scraper plate 224; Of coiling, the shelling of bar bits can be suppressed, the above-mentioned tooth 225 of respectively handling can be stably supported to above-mentioned 161 integral body of processing drum again.

(8) other

The application's invention is not limited to aforesaid embodiment, can be embodied as various embodiments.For example, the application invention be not limited to aforementioned that kind from the off-type combine, also can be applied to ordinary combine harvester.In addition, the structure of each one is not limited to illustrated embodiment, can in the scope of the purport that does not break away from the application's invention, carry out various changes.

Symbol description

1 body that goes, 5 sheller units, 51 threshing cylinders, 52 swing screening plates, 53 fans of winnowing, No. 55 conveyers, 56 secondary conveyers; 57 raise grain tube, 58 recovery cylinders, and 59 treating apparatus again, 60 steel wires, 158 threshing cylinder rotating shafts, 159 raise a conveyer; 160 reclaim conveyers, 161 processing drum again, 173 threshing chambers, 180 threshing casings, 180a right side wall, 183 transfer dishs; 184 glume-shell screens, 212 reclaim axle, and 215 postsearch screening things are emitted portion, the 215b discharge port, 216 handle housing again, 216a, 220a perisporium; 218 rear frames, mouth is transferred on 222 tops, and mouth is transferred in 223 bottoms, 224 scraper plates, 225 after-treatment teeth, 227 receive teeth.

Claims (9)

1. combine; It has the thing that once screens that is used for after the threshing screening and is transported to raising a device and being used to make postsearch screening thing after the threshing screening to return the secondary recovery device of sheller unit of grain case; Have in above-mentioned secondary recovery device delivery end side and to be used for treating apparatus again that above-mentioned postsearch screening thing is handled again; Wherein

The rotating shaft that is in the recovery conveyer in the above-mentioned secondary recovery device is parallel shape with the rotating shaft that is in the processing drum again in the above-mentioned treating apparatus again and extends.

2. combine according to claim 1, wherein,

Between above-mentioned sheller unit and above-mentioned grain case; An above-mentioned device and the above-mentioned secondary recovery device raised to be arranging the ground longitudinal extension before and after the above-mentioned order of raising a device, above-mentioned secondary recovery device, above-mentioned treating apparatus again during with side-looking and the mode of the region overlapping of the threshing chamber of above-mentioned sheller unit raise between a device and the above-mentioned secondary recovery device above-mentioned.

3. combine according to claim 1 and 2, wherein,

The bottom of above-mentioned treating apparatus again is connected with above-mentioned sheller unit through the postsearch screening thing portion that emits, and the discharge port that makes above-mentioned postsearch screening thing emit portion is opened on than is in the scaffold position on the front of reception net supporting usefulness of a sidewall of above-mentioned sheller unit.

4. combine according to claim 1, wherein,

The rotating shaft of the threshing cylinder of the bottom of above-mentioned treating apparatus again through being positioned at than being in above-mentioned sheller unit leans on the postsearch screening thing portion that emits of downside to be connected with above-mentioned sheller unit, and binding has above-mentioned treating apparatus again in the above-mentioned postsearch screening thing portion of emitting,

Be used for once screening a device is configured in above-mentioned secondary recovery device with the posture of longitudinal extension the place ahead of raising that thing is transported to the grain case after the threshing screening; The outer shape that above-mentioned postsearch screening thing is emitted portion forms to oblique front lower place and expands the funnel-form of opening; Tilting near the mode of a sidewall of sheller unit along with reaching forwards that the below is gone, the above-mentioned postsearch screening thing portion of emitting be configured to when side-looking and above-mentioned length middle part part of raising a device overlapping.

5. combine according to claim 4, wherein,

The front that above-mentioned postsearch screening thing is emitted the discharge port of portion during side-looking is positioned on the transfer dish of above-mentioned sheller unit, and the rear end side of above-mentioned discharge port is positioned on the glume-shell screen of above-mentioned sheller unit.

6. combine according to claim 1, wherein,

Be formed with the bottom handover mouth that the top that is connected with above-mentioned secondary recovery device is transferred mouth and is connected with above-mentioned sheller unit at above-mentioned treating apparatus again; Transfer mouthful on the above-mentioned top of the inner face side of above-mentioned treating apparatus again and above-mentioned bottom has a plurality of reception teeth between transferring mouthful; And the processing drum again in being located at above-mentioned treating apparatus again has the processing tooth that respectively receives between the tooth above-mentioned

In above-mentioned treating apparatus again, above-mentioned postsearch screening thing is transferred mouth and is moved towards above-mentioned bottom handover mouth from above-mentioned top.

7. combine according to claim 6, wherein,

Above-mentionedly respectively receive the exterior side that tooth is projected into above-mentioned treating apparatus again, constitute the strength member of above-mentioned treating apparatus again.

8. combine according to claim 1, wherein,

The perisporium that the top that links above-mentioned secondary recovery device and above-mentioned treating apparatus is again transferred mouthful, along the postsearch screening thing from the part of above-mentioned secondary recovery device to the flow direction of above-mentioned treating apparatus again; Be along shape across the common tangent in interior week of above-mentioned secondary recovery device and above-mentioned treating apparatus again

Have on the top at least of the above-mentioned rotating shaft of above-mentioned processing drum again and to be used to the scraper plate that prevents that the postsearch screening thing from reeling to above-mentioned rotating shaft, the above-mentioned perisporium of transferring mouthful towards above-mentioned top along the above-mentioned postsearch screening thing of input with gap between the side end in the radius outside of the part of above-mentioned common tangent and above-mentioned scraper plate.

9. combine according to claim 8, wherein,

Above-mentioned scraper plate extends to lower inner face from the top inner face of above-mentioned treating apparatus again, transfers a mouthful low position on the above-mentioned top of the ratio of above-mentioned scraper plate a plurality of processing teeth are installed.

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