CN206136667U - Corn feeding device and combine - Google Patents

Abstract

The utility model provides a corn feeding device and combine possess corn export (71b), corn guide face (91a) and diffusion vane (92). Corn export (71b) sets up on the upper portion of removing corn to the top winnowing device (70) sent, from winnowing device (70) discharge corn. Corn guide face (91a) extends to the inside of corn case (6) of storage corn from corn export (71b) downdip shelving, flow down from corn export (71b) exhaust corn, diffusion vane (92) set up at rotation axis (93) that dispose laterally through corn guide face (91a) and the downstream side of configuration on corn guide face (91a), and it becomes the face of emitting (92b) of emitting the angle of corn towards the inside of corn case (6) to possess tangible, the device has improved the corn pack completeness to the corn case.

Description

Grain feedway and united reaper

Technical field

This utility model is related to grain feedway and united reaper.

Background technology

In the past, the grain by sheller unit threshing and after Screening Treatment was utilized and winnowed device upward by united reaper Conveyance, and supplied come the inside from the top of grain box to grain box by grain feedway.

In addition, exist for grain feedway the inside of grain box possess centered on rotary shaft rotation and by paddy The device (for example, referring to patent documentation 1) of the dispersion plate that grain diffusion is released.

Prior art literature

Patent documentation

Patent documentation 1：Japanese Unexamined Patent Publication 2012-115213 publications

However, although conventional grain feedway as described above is to disperse paddy in front-rear direction in the inside of grain box The device of grain, but be not the device for disperseing grain in the lateral direction.Therefore, grain is still piled up partially, the grain that there is grain box The low situation of pack completeness.So, conventional grain feedway also has further raising for the grain pack completeness of grain box Leeway.

Utility model content

This utility model is completed in view of the foregoing, it is therefore intended that offer can improve the grain filling for grain box The grain feedway of rate and united reaper.

In order to solve above-mentioned problem and reached purpose, the grain feedway described in scheme 1 is characterised by, has It is standby：It is arranged at the top of the device 70 of winnowing for upward transporting grain and discharges the paddy of the grain from the device 70 of winnowing Grain outlet 71b；Dip down from grain outlet 71b and tiltedly extend to the inside of the grain box 6 for storing the grain, for from institute State the grain guide surface 91a that the grain of grain outlet 71b discharges is flowed down；And diffuser vane 92, it is arranged at by institute State grain guide surface 91a and the rotary shaft 93 for laterally configuring and the downstream being configured on the grain guide surface 91a, and have There is the inside for being formed towards the grain box 6 to release the emission surface 92b of the angle of the grain.

On the basis of the grain feedway described in scheme 1, its feature exists grain feedway described in scheme 2 In the grain guide surface 91a has the lower guide face 91c of horizontal attitude in end of downstream side.

On the basis of the grain feedway described in scheme 2, its feature exists grain feedway described in scheme 3 In, the grain box 6 is arranged with respect to the device 70 of winnowing can be separate, and opposed with the device 70 of winnowing Side wall there is hole portion 6a, by make the grain box 6 towards it is described winnow device 70 be close to movement, the diffuser vane 92 with The lower guide face 91b is inserted together from hole portion 6a to the inside of the grain box 6.

On the basis of the grain feedway described in scheme 2, its feature exists grain feedway described in scheme 4 In, the diffuser vane 92 is formed parallel to relative to the rotary shaft 93, also, with the emission surface 92b from outer edge Continuous others emission surface 92c.

On the basis of the grain feedway described in scheme 4, its feature exists grain feedway described in scheme 5 In, in the state of other emission surface 92c are located at the underface of the rotary shaft 93, the outer rim of the emission surface 92b Portion is the shape along the grain guide surface 91a and the lower guide face 91b.

On the basis of the grain feedway described in scheme 5, its feature exists grain feedway described in scheme 6 In in the state of other emission surface 92c are located at the underface of the rotary shaft 93, the emission surface 92b is configured to Between air switch is bigger than the grain between the outer edge and the grain guide surface 91a and the lower guide face 91b Gap.

On the basis of the grain feedway described in scheme 1, its feature exists grain feedway described in scheme 7 The lower section of the driven shaft 73 is abreast configured in the driven shaft 73 of the device 70 of winnowing in, the rotary shaft 93, and via Endless belt 94 and interlock with the rotation of the driven shaft 73.

United reaper described in scheme 8 is characterised by that the grain possessed in scheme 1 to 7 described in either a program is supplied To device 90.

Effect of the present utility model is as follows.

Grain feedway according to described in scheme 1, will be flowed down using the emission surface of diffuser vane from grain guide surface Grain to from diffuser vane position away from release, thus, it is possible to reduce being stored in being biased against for the grain of grain box.Thus, energy Enough grain pack completeness improved for grain box.

Grain feedway according to described in scheme 2, on the basis of the effect of the utility model described in scheme 1, Can be put by the way that the grain flowed down from grain guide surface is received with the lower guide face of horizontal attitude and by diffuser vane Go out.Thus, the diffusion of the grain that diffuser vane brings is improved, and can further reduce being stored in the inclined of the grain of grain box Lean on.

Grain feedway according to described in scheme 3, on the basis of the effect of the utility model described in scheme 2, Grain box can separate relative to device of winnowing, therefore the inside of grain box and the maintenance of diffuser vane periphery become Obtain easily.In addition, diffuser vane and lower guide face are inserted together from the hole portion of grain box to the inside of grain box, therefore example Even if as compared with situation of the part in only diffuser vane and lower guide face towards the inside of grain box, it is also possible to enter one Step improves the diffusion of grain.

Grain feedway according to described in scheme 4, on the basis of the effect of the utility model described in scheme 2, Emission surface becomes from rotary shaft and positions away from, and can be discarded to grain far.Thereby, it is possible to improve what diffuser vane brought The releasing effect of grain.

Grain feedway according to described in scheme 5, on the basis of the effect of the utility model described in scheme 4, Even if for example the grain for flowing through grain guide surface and lower guide face flow increase under such circumstances, it is also possible to effectively Acted on diffuser vane.Thereby, it is possible to further improve the grain pack completeness for grain box.

Grain feedway according to described in scheme 6, on the basis of the effect of the utility model described in scheme 5, For example the grain for flowing through grain guide surface and lower guide face flow-reduction under such circumstances, grain can be made not receive The land used of making of diffuser vane is flowed down to the inside of grain box.Thereby, it is possible to reduce damage of the diffuser vane to grain.

Grain feedway according to described in scheme 7, on the basis of the effect of the utility model described in scheme 1, The drive structure that Rotational diffusion blade can be used in simplifies.Thereby, it is possible to reducing the manufacturing cost of device and protecting maintenance Supporting becomes easy.

United reaper according to described in scheme 8, can reduce being stored in being biased against for the grain of grain box, it is possible to increase For the grain pack completeness of grain box.

Description of the drawings

Fig. 1 is the overall description figure of united reaper.

Fig. 2 is the explanatory diagram (its 1) for gathering in pretreating device.

Fig. 3 is the explanatory diagram (its 2) for gathering in pretreating device.

Fig. 4 is the explanatory diagram (its 3) for gathering in pretreating device.

Fig. 5 is the transmission line chart of united reaper.

Fig. 6 is first to winnow device and the second explanatory diagram (its 1) for winnowing device.

Fig. 7 is first to winnow device and the second explanatory diagram (its 2) for winnowing device.

Fig. 8 is the enlarged drawing in the A portions of Fig. 6.

Fig. 9 is the enlarged drawing in the B portions of Fig. 7.

Figure 10 is the enlarged drawing in the C portions of Fig. 6.

Figure 11 is the enlarged drawing in the D portions of Fig. 7.

In figure：1-united reaper, 2-organism frame, 3-mobile devices, 4-harvesting pretreating device, 5-threshing Device, 6-grain box, 6a-hole portion, 10-feeder house, 20-enter paddy screw, 21-enter paddy spiral frame, 30-harvesting Knife system (the 1st harvesting knife system), 40-gather up device, 41-gather up wheel, the 50-the 2 harvesting knife system, 60-with converting means Put, 65-parting pulley, 66-parting pulley, 70-the first winnows device, 71-casing, 71a-grain entrance, 71b-grain goes out Mouthful, 72-drive shaft, 73-driven shaft, 73a-driving wheel, 74-chain belt, 75-conveyance bucket, the 76-the first conveyance spiral, 77-bottom cover, 78-cleaning mouth, 79-lid, 80-the second winnows device, 81-casing, 81a-grain entrance, 81b-paddy Grain outlet, 82-drive shaft, 84-chain belt, 85-conveyance impeller, 85a-rail, the 86-the second conveyance spiral, 87-bottom Portion covers, 88-cleaning mouth, 89-lid, 90-grain feedway, 91-grain guided plate, and 91a-grain guide surface, 91b- Lower guide face, 92-diffuser vane, 92a-blade part, 92b-emission surface (the 1st emission surface), 92c-others emission surface (the 2nd emission surface), 93-rotary shaft, 93a-driven pulley, 94-endless belt, 95-fixture, 95a-press pinch roller, 100-open Close mechanism, 101-rod portion, 101a-length adjustment portion, 102-cursor, 103-rotating fulcrum, 104-action bars, E-send out Motivation.

Specific embodiment

Hereinafter, carry out referring to the drawings the embodiment to grain feedway disclosed in the present application and united reaper Explain.Additionally, embodiment shown below is not defined to utility model.

Fig. 1 is the overall description figure of united reaper 1.Fig. 1 represents the summary left surface of united reaper 1.Additionally, as schemed Shown in 1, the direction of advance of united reaper 1 is designated as into " front " of fore-and-aft direction, before and after the direction of retreat of united reaper 1 is designated as " afterwards " in direction, by vertical be designated as up and down above-below direction " on " and D score.In addition, towards united reaper 1 Front, right side is designated as on " right side " of left and right directions, and left side is designated as " left side " (with reference to Fig. 2) of left and right directions.

In addition, united reaper 1 is for example while in the paddy bar of farmland traveling on one side results Semen sojae atricolor, Semen Fagopyri Esculenti, Semen Tritici aestivi etc. So-called general purpose combined harvester and thresher.As shown in figure 1, united reaper 1 possesses mobile devices 3, harvesting pretreating device 4, threshing Device 5, grain box 6, discharge cylinder 7.Mobile devices 3 are arranged on the lower section of organism frame 2, and machine is made by the crawler belt of pair of right and left Body is travelled.

Harvesting pretreating device 4 is arranged on the front of organism frame 2, harvests the paddy bar in farmland.Sheller unit 5 is arranged on machine The top of body framework 2, the paddy bar moved to being fed room 10 carries out threshing, and then, grain after threshing is screened.Grain Case 6 is arranged on the top of organism frame 2 and positioned at the right of sheller unit 5, stores by the garbled grain of sheller unit 5.Row Go out the outside discharge that cylinder 7 would be stored at the grain of grain box 6 to body.

Additionally, united reaper 1 possesses the driver's seat 8 of the top for being arranged on organism frame 2.

Next, illustrating to gathering in pretreating device 4 with reference to Fig. 2, Fig. 3 and Fig. 4.Fig. 2, Fig. 3 and Fig. 4 are to receive Cut the explanatory diagram of pretreating device 4.Additionally, Fig. 2 represent harvesting pretreating device 4 summary plane (part section, omission is gathered up Device 40).In addition, Fig. 3 represents the summary right flank (part section) of harvesting pretreating device 4, Fig. 4 represents harvesting pre-treatment dress Put the summary back side (part section) of 4 right part (with conversion equipment 60).

As shown in FIG. 2 and 3, gather in pretreating device 4 to possess feeder house 10, enter paddy screw 20, cropping knife dress Put 30 and gather up device 40.

Feeder house 10 is arranged on between paddy screw 20 and sheller unit 5, being will to be entered paddy screw 20 to concentrate The device that transports to sheller unit 5 of paddy bar.In the front portion of feeder house 10, it is provided with to entering paddy spiral shell upper and lower air switch predetermined space Cyclone 20, harvesting knife system (the 1st harvesting device) 30, gather up the harvesting output of knife system 50 of device 40 and the 2nd and come since sending out The axle 11 of the rotary power of motivation E (with reference to Fig. 5) and the axle 12 being input into for the rotary power from electromotor E.Additionally, cropping knife The drive path of the harvesting knife system 50 of device (the 1st harvesting device) the 30 and the 2nd is described later using Fig. 5.

In addition, although not shown, but be provided with and cover in order to anti-stopping bar bits etc. pile up on the top (upper surface) of feeder house 10 Cover the sheet material of the upper surface of leading section into the upper surface and feeder house 10 of the rearward end of paddy screw 20.

It is to arrange as shown in Fig. 2 entering paddy screw 20 with the left and right width roughly equal with the left and right width of body Feeder house 10 front and the paddy bar that device 40 gathers up will be gathered up assemble to side and the device for drawing connect to feeder house 10.Enter Paddy screw 20 possesses into paddy spiral frame 21, feeding mouth 22 and gathers up into paddy spiral 23.

Enter paddy spiral frame 21 to possess：The side plate 24,24 of pair of right and left；Link the back plate 25 on the rear surface of side plate 24,24； And the base plate 26 of the lower surface of the local lower surface and back plate 25 of link side plate 24,24, enter paddy spiral frame 21 and be formed as bucket Shape.

In addition, as shown in Fig. 2 the leading section of side plate 24,24 is provided with the vertical paddy bar of the plant to farmland carries out dividing for point standing grain Standing grain body 27, the feeding mouth 22 for transporting paddy bar to feeder house 10 is provided with the left side of back plate 25, in the leading section of base plate 26 It is provided with the harvesting knife system 30 for cutting off paddy bar near strain root.

The side plate 24,24 for entering paddy spiral frame 21 is split in front and back, possess be provided with grain separating body 27 front side side plate 24a and Form the rear side side plate 24b of a part for bucket-shaped tectosome.In addition, being formed with and body in the leading section of front side side plate 24a Fore-and-aft direction intersect tabular surface.Tabular surface and it is formed at the rearward end of grain separating body 27 and intersects with the fore-and-aft direction of body Other tabular surfaces are linked using the securing member of bolt etc..

As shown in Fig. 2 the upper limb of side plate 24,24 is formed as being inclined upwardly from front to back, the lower edge of side plate 24,24 is formed as In the past it is partway flat, it is prominent from midway to backward lower section arc-shaped.In addition, back plate 25 is shaped generally as rectangle, base plate 26 are partway formed flatly along lower surface the past of side plate 24,24, and the prominent landform from midway to backward lower section arc-shaped Into.

Additionally, enter paddy spiral frame 21 both can be integrally formed by the way that side plate 24,24 and back plate 25 are welded, also may be used To be integrally formed by cut-out, bending process.In addition, the shape for entering paddy spiral frame 21 is not limited to above-mentioned shape, Arbitrary shape can be formed as according to purposes.

In addition, being separately mounted to 27, the 27 pairs of farmlands of grain separating body into the side plate 24,24 of the pair of right and left of paddy spiral frame 21 The vertical paddy bar of plant carry out a point standing grain.Grain separating body 27,27 for example can also be configured to be more effectively carried out planting point standing grain of vertical paddy bar By left and right, either one is installed on swing arm (not shown) and is allowed to swing.

Gather up into paddy spiral 23 and be installed on the side plate 24,24 for being entered the pair of right and left of paddy spiral frame 21 and rotate freely the earth's axis The axle 23a of support.In addition, gathering up the periphery into paddy spiral 23 and arranging oriented paddy bar that device 40 gathers up will be gathered up to feeding The inclined conveyance spiral 23b in direction of the front aggregation of mouth 22.In addition, gathering up into paddy spiral 23 in the portion opposed with mouth 22 is sent into Being divided into prevents from the delay of paddy bar and haunting from be provided with freely multiple gathering up finger 23c.

Gather up and refer to 23c to revolve in the crank axle 23d rotated integrally with axle 23a relative to the state of the gravity center eccentric of axle 23a Turn that base portion is installed freely, gather up into the hole of the periphery of paddy spiral 23 from being arranged at by the eccentric motion of crank axle 23d Not yet.Additionally, making to gather up the guiding parts 23e for referring to that 23c sleekly slides gathering up the hole into paddy spiral 23 and being provided with.

As shown in FIG. 2 and 3, harvesting device (hereinafter referred to as " the 1st harvesting knife system ") 30 will be gathered up device 40 and be taken off Cut off near the strain root of the vertical paddy bar of plant hugged, be the device for gathering in paddy bar.1st harvesting knife system 30 is so-called horizontal cropping knife dress Put, arrange throughout left and right in the leading section of the base plate 26 for entering paddy spiral frame 21.

As shown in Fig. 2 the 1st harvesting knife system 30 possesses：Keep the strain root, with knife narrow width knife length length of paddy bar The fixing cutter 31 of the multiple lower knife 31a of finger-like；And slide in left-right direction in the groove of fixing cutter 31 is formed at, with knife Multiple upper slitter 32a's of the short triangle of the wide knife length of width can moving knife 32.In addition, the 1st harvesting knife system 30 possesses and consolidates 1st harvesting knife plate 33 of the angle steel of the back hitch of stationary knife 31 etc..

As shown in figure 3, gathering up device 40 is arranged on top into paddy screw 20, be for example gather up lodging paddy bar, The device of highly low paddy bar, highly high paddy bar etc..Gather up device 40 possess gather up wheel 41 and support gather up wheel 41 support Arm 42.Additionally, gathering up device 40 with the left and right width roughly equal with the left and right width for entering paddy screw 20.

Wheel 41 is gathered up from either one observation of left and right, regular hexagon is all formed as, each corner at 6 is provided with fork support bar 43.In addition, hang in left-right direction being provided with multiple groups of standing grain forks 44 in fork support bar 43 air switch predetermined space.

Support arm 42 will gather up wheel 41 and can support up or down, and base end part is rotatably arranged on axle portion, the axle Portion is across the side plate 24,24 being arranged at into the left and right of paddy spiral frame 21.In addition, in the leading section of support arm 42, being provided with rotation Turn the axle 46 for being mounted with to gather up wheel 41 freely.Additionally, the pars intermedia in support arm 42 is provided with and makes the oscilaltion of support arm 42 Hydraulic cylinder etc. lowering or hoisting gear 45.

In addition, harvesting pretreating device 4 is also equipped with the 2nd harvesting (reference picture of knife system 50 except the 1st harvesting knife system 30 5).2nd harvesting knife system 50 is horizontal harvesting knife system as the 1st harvesting knife system 30.2nd harvesting knife system 50 is arranged on the The rear of 1 harvesting knife system 30, is for founding the height that paddy bar (residual bar) shortens strain by harvested plant of the 1st harvesting knife system 30 Device is cut in shaving for degree.Additionally, the 1st harvesting knife system the 30, the 2nd harvesting knife system 50 be also known respectively as " the first harvesting device ", " the second harvesting device ".

2nd harvesting knife system 50 extends in left-right direction ground and arranges, for example, be configured in into paddy screw 20 and traveling dress Put between 3, lifting freely arrange via parallel linkage mechanism etc..In addition, the 2nd harvesting knife system 50 possesses：Keep residual bar Strain root, the finger-like with knife narrow width knife length length multiple lower knife fixing cutter；The edge in the groove for be formed at fixing cutter Left and right directions slide, the multiple upper slitters with the short triangle of knife width width knife length can moving knife；And and fixing cutter The angle steel of back hitch etc. the 2nd harvesting knife plate.

Here, with reference to Fig. 3, Fig. 4 and Fig. 5 to make to gather up wheel 41 rotation speed change band conversion equipment (hereinafter referred to as Conversion equipment) 60 illustrate.Fig. 5 is the transmission line chart of united reaper 1.Additionally, Fig. 5 represents the transmission of united reaper 1 One of path, the drive path of united reaper 1 is not limited to this.

As shown in figure 3, entering the rear top of paddy spiral frame 21 in feeder house 10, specifically, enter paddy spiral frame Top behind 21 back plate 25, is configured with the conversion equipment 60 with above-mentioned axle 11,12.Conversion equipment 60 is to make to gather up The device of the rotary speed infinitely variable speeds of wheel 41.

As shown in Figure 3 and 4, in conversion equipment 60, axle 11 and axle 12 link power via band 61, and respectively Axle 11,12 links respectively power relative to the countershaft 62 in the front for being arranged on conversion equipment 60 via band 63,64.In addition, It is provided with changing effective diameter in a respective side (respective left end side in the example of Fig. 3 and Fig. 4) of axle 11,12 Parting pulley 65,66.

Conversion equipment 60 is configured in the right side (with reference to Fig. 5) of body.As described above, axle 11 is will be defeated via countershaft 62 Output shaft of the rotary power from electromotor E for entering to the 1st harvesting output of knife system 30.In addition, axle 12 is for from starting The input shaft of the rotary power input of machine E, and be will to gather up wheel 41 to gather up device 40 from the rotary power of electromotor E The output shaft of output.

So, conversion equipment 60 is configured in the rear top into paddy spiral frame 21, specifically enters paddy spiral frame 21 Back plate 25 behind top, thus the split amount of the respective parting pulley 65,66 of axle 11,12 can be by driver from driving Seat 8 (with reference to Fig. 1) observation confirms.Thus, driver can easily hold the substantially rotating speed for gathering up wheel 41 in operation.

In addition, countershaft 62 links relative to the rotary shaft 46 for gathering up wheel 41 via the power of band 67.As shown in figure 5, coming The drive shaft 13 of feeder house 10 is input into from the rotary power of electromotor E in the right side surface side of body, and from being arranged at drive shaft 13 Front driven shaft 14 be forked to enter paddy screw 20 output path and to the 2nd harvesting knife system 50 output road Footpath.

On the left side surface side of body, from feeder house 10 driven shaft 14 power via the endless belt of band etc. to pendulum The mapping device 55 of motivation structure etc. is exported, and is exported to the 2nd harvesting knife system 50 from mapping device 55.Additionally, with regard to mapping device For 55, the drift angle axle portion for being rotated through the base portion that mapping device 55 is arranged at fixed angle of input side is transferred to It is transformed to and moves back and forth, makes the axle being connected with outlet side around axle center reciprocally swinging.

In addition, the power from the driven shaft 14 of feeder house 10 is transmitted by countershaft 62 to the right side surface side of body. On the right side surface side of body, the power from countershaft 62 is input into as described above to the axle 12 of conversion equipment 60, from axle 11 via Band etc. endless belt and export to the mapping device 35 of swing mechanism etc., from mapping device 35 to the 1st harvesting knife system 30 export. Additionally, it is also identical with mapping device 55 in mapping device 35, it is transferred to being rotated through with fixed angle ground for input side The drift angle axle portion for being arranged at the base portion of mapping device 35 is transformed to and moves back and forth, and makes the axle being connected with outlet side reciprocal around axle center Swing.

So, the drive path for the 1st harvesting harvesting knife system 50 of knife system 30 and the 2nd is in a left side for body The right side, thus reduces the power transmission shaft of the side side for concentrating on body.Thus, in the harvesting in farmland etc., it is prevented from paddy bar Pull etc. axle is transmitted.

In addition, in sheller unit 5, the grain quilt of screened (primary screening) in screening unit 5a (with reference to Fig. 6 and Fig. 7) Device of winnowing is transported upward (hereinafter referred to as " raise and send ").Specifically, in sheller unit 5, reclaimed by the first recoverer Grain is raised to grain box 6 and sent, and the grain for not being recovered to the first recoverer is reclaimed by the second recoverer, in order to enter to grain Row reprocessing (postsearch screening), device is winnowed to screening unit 5a return conveyance (" return is raised and sent " below) by others.

Sheller unit 5 possesses the first device 70 and second of winnowing and winnows device 80 respectively as by primary screening and secondary Garbled grain is raised to send and return and raises the device of winnowing for sending.

Next, winnowing device 70 to first with reference to Fig. 6 and Fig. 7 and the second device 80 of winnowing is illustrated.Fig. 6 with And Fig. 7 is first to winnow device 70 and the second explanatory diagram for winnowing device 80.

Additionally, Fig. 6 represents the summary normal cross-section of united reaper 1, Fig. 7 represents the summary right flank (office of united reaper 1 Portion's section).

As shown in Fig. 6 and Fig. 7, the first device 70 of winnowing possesses：Casing 71；And it is arranged on the drive of the inside of casing 71 Moving axis 72, driven shaft 73, chain belt 74, conveyance bucket 75.Casing 71 is formed as angle tubular, and vertically extending uprightly sets Put, the grain entrance 71a connected with screening unit 5a is provided with bottom, oriented grain box 6 is set in upper end and discharges grain Grain outlet 71b.In addition, being linked with the first conveyance spiral 76 in grain entrance 71a, it extends in left-right direction, and will Transported from left to right by the grain that the first recoverer is reclaimed.

In addition, casing 71 is provided with the drive shaft 72 for laterally configuring in left-right direction in bottom, arrange in upper end There is the driven shaft 73 parallel with drive shaft 72.Additionally, driven shaft 73 is also referred to as " travelling axle ", and via being hung around and drive shaft Chain belt 74 between 72, is rotated using the driving force of drive shaft 72.Drive shaft 72 is coaxially disposed with the first conveyance spiral 76, Rotate with the rotation of the first conveyance spiral 76.In addition, being provided with multiple conveyance buckets 75 in the air switch predetermined space of chain belt 74.

Winnow in device 70 first, the grain moved by the first conveyance spiral 76 is from grain entrance 71a to casing 71 Inside be supplied to, and struggled against by multiple conveyances and 75 raise send successively, casing 71 upper end conveyance bucket 75 point up and down to and from Grain outlet 71b is discharged to grain box 6.

As shown in Fig. 6 and Fig. 7, the second device 80 of winnowing possesses casing 81.Casing 81 is formed as angle tubular, from back to front It is obliquely installed with extending obliquely upward, the grain entrance 81a connected with screening unit 5a is provided with bottom, oriented configuration is set Screening canopy in the upstream side (front side) of screening unit 5a discharges the grain outlet 81b of grain.

In addition, being linked with the second conveyance spiral 86 in grain entrance 81a, it extends in left-right direction, will be reclaimed by second The grain that portion reclaims is transported from left to right.Here, the conventional second device of winnowing erectly is arranged.But, winnow making second In the case that device is upright, in addition it is also necessary to the horizontal transport path of conveyance spiral extended towards the upstream side of screening unit 5a etc., Apparatus structure complexity does not say, for example by spiral conveyance make dirty, damage the i.e. dirty grain of beans, the generation of damaged kernel also increases.

Therefore, in the united reaper 1 of present embodiment, obliquely arrange second and winnow device 80 to export grain 81b to the return port 5b of screening unit 5a links, to winnow device 80 directly by grain to return port 5b inputs from second.So, Winnow device 80 and grain is exported into the return port 5b that 81b is linked to screening unit 5a by obliquely arranging second, it is not necessary to court Horizontal transport path to screening unit 5a etc., can simplify apparatus structure, and can reduce the generation of dirty grain, damaged kernel.

In addition, the second device 80 of winnowing possesses drive shaft 82, driven shaft (omit diagram), chain belt in the inside of casing 81 84th, impeller 85 is transported.Drive shaft 82 is arranged in left-right direction in the bottom of casing 81, and driven shaft abreast sets with drive shaft 82 Put.It is via being hung around between drive shaft 82 additionally, driven shaft is winnowed with above-mentioned first as the driven shaft 73 of device 70 Chain belt 84, the axle (travelling axle) rotated using the driving force of drive shaft 82.

In addition, drive shaft 82 is coaxially disposed with the second conveyance spiral 86, revolve with the rotation of the second conveyance spiral 86 Turn.In addition, the air switch predetermined space of chain belt 84 with to the prominent mode in the periphery of chain belt 84 be provided with it is multiple conveyance impellers 85. The upside of chain belt 84 becomes the face of sending of raising of grain, is provided with to form the Yang Song roads of grain between drive shaft 82 and driven shaft Rail 85a of tabular.Additionally, the downside of chain belt 84 becomes the conveyor surface of the conveyance impeller 85 after grain is discharged, therefore It is not provided with rail 85a.

In addition, illustrated in such as Fig. 7, winnow in the case that device 80 obliquely arranges second, generally, chain belt 84 to Anticlockwise, the conveyance impeller 85 for making downside is abutted with the inner surface of casing 81, and the inner surface of casing 81 is sent face and raised as raising Send grain.But, as illustrated, for the device of right side surface side for being configured in screening unit 5a, comprising the second conveyance spiral 86 The rotation (clockwise) to the right of whole devices, therefore using the inner surface of casing 81 as in the case of the raising and send face of grain, Second device 80 of winnowing needs reversing device etc., and apparatus structure becomes complicated.

In the united reaper 1 of present embodiment, as described above, by sending the upside of chain belt 84 as raising for grain Face, can directly drive second and winnow device 80 by the rotary shaft of the second conveyance spiral 86.Thus, it is not necessary to reversing device etc., Apparatus structure can be simplified.

In addition, first winnow device 70 casing 71 top, be provided with and will be raised the grain for sending into grain box 6 The grain feedway 90 of portion's supply.Next, illustrating to grain feedway 90 with reference to Fig. 8 and Fig. 9.Fig. 8 is Fig. 6 A portions enlarged drawing.Fig. 9 is the enlarged drawing in the B portions of Fig. 7.That is, Fig. 8 represents the normal cross-section of grain feedway 90, and Fig. 9 is represented The right flank of grain feedway 90.Additionally, Fig. 8 and Fig. 9 show schematically the grain being released and are stored in grain box 6 Grain.

As shown in FIG. 8 and 9, grain feedway 90 is arranged on the first top for winnowing device 70, possesses grain and goes out Mouth 71b, grain guided plate 91, diffuser vane 92.Additionally, grain outlet 71b is disposed on as described above first and winnows device The outlet of the grain of the upper end of 70 casing 71, device 70 is winnowed to the discharge grain of grain box 6 from first.

The upper surface of grain guided plate 91 exports the inside that 71b obliquely extends downward grain box 6 from grain, is set as For the grain guide surface 91a that the grain that 71b discharges are exported from grain is flowed down.The flow direction of the grain of grain guided plate 91 it is upper The end of trip side is connected to grain outlet 71b, as one of grain guide surface 91a, is formed as the lower guide of horizontal attitude Face 91b, it substantially horizontally extends in the end in downstream to the inside of grain box 6.

Diffuser vane 92 is arranged at and is passed through to the inside from the surface for becoming grain guide surface 91a by grain guide surface 91a The one end (becoming the end of the side of grain box 6) of logical grain guided plate 91 and the rotary shaft 93 for laterally configuring in left-right direction. The opposition side of side opposed with grain box 6 in the casing 81 of device 70 in addition, the other end of rotary shaft 93 is winnowed to first Lateral surface project.In addition, being provided with driven pulley 93a in the other end of rotary shaft 93.Additionally, the axis of rotary shaft 93 is relative In grain guide surface 91a with off plumb angular cross.

In addition, relative to be arranged on first winnow device 70 casing 71 upper end and drive chain with 74 drive shaft 72 The end of the opposition side of the side of grain box 6 of (with reference to Fig. 6) driven driven shaft 73 is to side opposed with grain box 6 in casing 71 Opposition side lateral surface project.

In addition, being provided with the driving wheel 73a for driving driven pulley 93a in the end of the protrusion of driven shaft 73.

Rotary shaft 93 is abreast configured in the lower section of driven shaft 73 with driven shaft 73.Driving wheel 73a by be hung around with from Endless belt (such as band) 94 between driving wheel 93a and link with driven pulley 93a power.So, connect by using endless belt 94 Knot, the rotation of driven pulley 93a and driving wheel 73a is interlocked, thus, rotary shaft 93 via endless belt 94 with the rotation of driven shaft 73 Interlock.

In a word, for the transmission for rotary shaft 93, with the rotation of the first conveyance spiral 76 (with reference to Fig. 6), first The drive shaft 72 (with reference to Fig. 6) of device 70 of winnowing rotates drivenly, and with the rotation of drive shaft 72, driven shaft 73 revolves drivenly Turn, rotated by driven shaft 73, driving wheel 73a rotations, with the rotation of driving wheel 73a, driven pulley 93a rotates drivenly.By This, rotary shaft 93 rotates.

So, by making and can obtain rotary shaft 93 via endless belt 94 from the first driven shaft 73 for winnowing device 70 Rotary driving force drive structure, it is not necessary to gear-box, chain etc. convert direction of rotation mechanism, can simplify for rotate expand The drive structure of scattered blade 92.Thereby, it is possible to reduce manufacturing cost, and maintenance becomes easy.

In addition, being provided with by pinch roller via the fixture 95 extended from rotary shaft 93 to the side of driven shaft 73 in rotary shaft 93 95a.It is coaxially disposed (with reference to Fig. 8) relative to driving wheel 73a and driven pulley 93a by pinch roller 95a.By pinch roller 95a being revolved The base end part of the fixture 95 that rotating shaft 93 can be supported rotationally is rotating fulcrum to arrow a directions.

If rotating by fixture 95, the endless belt by pinch roller 95a pressing belts etc. of the leading section of fixture 95 is set in 94, then apply tension force in endless belt 94 and link driving wheel 73a and driven pulley 93a power.On the other hand, if pressing pinch roller To the direction movement left from endless belt 94, then driving wheel 73a and driven pulley 93a are cut off 95a by power.So, by pressing Pinch roller 95a, can constitute can enter the drive mechanism (such as band clutch) of the connection of action edge and cut-out.

Diffuser vane 92 at least possesses a pair of blade part 92a, is arranged on the one end of rotary shaft 93 and is configured in grain Downstream on guide surface 91a.In addition, the blade part 92a of diffuser vane 92 has emission surface (hereinafter referred to as " the 1st emission surface ") 92b, it is created as the inclined plane of the angle that grain is released to the inside of grain box 6.Specifically, the 1st emission surface 92b is phase For the face of the axis comprising rotary shaft 93 is with the face (inclined-plane) of off plumb angular cross, in addition, such as the arrow b side in Fig. 8 To shown, the lateral elder generation's front direction rotations of the 1st emission surface 92b of diffuser vane 92.The grain for exporting 71b discharges from grain passes through band The 1st emission surface 92b is discarded to angle, thus will be reached where leaving from diffuser vane 92.

In addition, blade part 92a is between the emission surface 91b of rotary shaft 93 and the 1st, with relative to the parallel landform of rotary shaft 93 Into other emission surfaces (hereinafter referred to as " the 2nd emission surface ") 92c.

So, by the way that the grain flowed down from grain guide surface 91a is discarded to by the 1st emission surface 92b of diffuser vane 92 Position away from from diffuser vane 92, can reduce being stored in being biased against for the grain of grain box 6.Thereby, it is possible to improve for paddy The grain pack completeness of grain case 6.

In addition, can be received to be put by diffuser vane 92 after the grain flowed down from grain guide surface 91a by lower guide face 91b Go out.Thus, the diffusion of the grain that diffuser vane 92 brings is improved, can further reduces being stored in the grain of grain box 6 Be biased against.

The inner edge portion of the 2nd emission surface 92c links with rotary shaft 93, and has been continuously provided the 1st emission surface from outer edge 92b.In addition, in the case where observing from front, in the state of the 2nd emission surface 92c is located at the underface of rotary shaft 93, the 1st The outer edge of emission surface 92b is formed as the shape along grain guide surface 91a and lower guide face 91b (with reference to Fig. 8).

So, the outer edge of the 1st emission surface 92b is formed as the shape along grain guide surface 91a and lower guide face 91b Shape, thus for example also can in the case where the increase of the flow of grain of grain guide surface 91a and lower guide face 91b is flowed through It is enough effectively to make diffuser vane 92 work.

In addition, in the state of the 2nd emission surface 92c is located at the underface of rotary shaft 93, the 1st emission surface 92b is configured to The air switch gap bigger than grain between the outer edge of the 1st emission surface 92b and grain guide surface 91a and lower guide face 91b.

So, air switch compares paddy between the outer edge of the 1st emission surface 92b and grain guide surface 91a and lower guide face 91b The big gap of grain, thus for example the grain for flowing through grain guide surface 91a and lower guide face 91b flow-reduction situation Under, grain is not flowed down by the effect of diffuser vane 92 to the inside of grain box 6.Thereby, it is possible to reduce diffuser vane 92 to paddy The damage of grain.

As described above, according to the united reaper 1 of present embodiment, will be from using the 1st emission surface 92b of diffuser vane 92 The grain that grain guide surface 91a is flowed down positions away from releasing to from diffuser vane 92 such that it is able to which reduction is stored in grain box 6 Grain be biased against.Thereby, it is possible to improve the grain pack completeness for grain box 6.

In addition, the grain that flowed down from grain guide surface 91a can be received further by the lower guide face 91b of horizontal attitude Released by diffuser vane 92.Thus, the diffusion of the grain that diffuser vane 92 brings is improved, and can further reduces storage It is biased against in the grain of grain box 6.

In addition, winnow between the conveyance spiral 86 of device 80 and second second in the past, in order to from the second conveyance spiral 86 Terminal part to the second top portion (grain entrance 81a) for winnowing device 80 guides grain, and in the outside of screening unit 5a, is provided with By screening unit 5a and second winnow device 80 connect and connect draw grain meet the portion of drawing.

Therefore, winnowing second needs air switch to connect the interval for drawing part between device 80 and screening unit 5a, cause body Left and right width increase, in order to suppress the left and right width of body, then can reduce grain box 6 and sacrifice capacity.Therefore, in this embodiment party The terminal part of the second conveyance spiral 86 is formed as funnel-form by the united reaper 1 of formula, the bottom of device 80 of winnowing second, And the terminal part of the second conveyance spiral 86 is made connecing for grain and draws portion 87a.

Next, illustrating with reference to winnow to the second portion 87a of drawing that connect of the grain of device 80 of Figure 10 and Figure 11.Figure 10 It is the enlarged drawing in the C portions of Fig. 6.Figure 11 is the enlarged drawing in the D portions of Fig. 7.That is, Figure 10 represents the second normal cross-section for winnowing device 80, Figure 11 represents the second right flank for winnowing device 80.

As shown in Figure 10, second winnow device 80 casing 81 grain entrance 81a as described above with second conveyance spiral shell Rotation 86 has been coaxially disposed drive shaft 82.In the lower section of the second conveyance spiral 86, covering is laterally provided with left-right direction The bottom cover 87 of the lower section of the second conveyance spiral 86.The terminal part of bottom cover 87 is winnowed device 80 with covering second from left and right directions The mode of grain entrance 81a be formed as downward-sloping funnel-form.And, winnow in device 80 second, it is formed into Lou The terminal part of bucket-shaped bottom cover 87 makes connecing for grain and draws portion 87a.

So, funnel-form is formed as by the terminal part of the bottom cover 87 of the second conveyance spiral 86, and by funnelform portion Point make connecing for grain and draw portion 87a, the second device 80 of winnowing can be made to be close to screening unit 5a.Thereby, it is possible to suppress body Left and right width increase, without the need for therefore causing reduction grain box 6.As a result, the densification of body can be realized, and guarantee paddy The capacity of grain case 6.

In addition, in the united reaper 1 of present embodiment, grain box 6 is configured to be winnowed device relative to first 70 separate ground movement.In addition, grain box 6 is being provided with grain guided plate with the first opposed side wall of device 70 of winnowing 91st, hole portion 6a that diffuser vane 92 is internally inserted (with reference to Fig. 6).In the manufacture of device, grain box 6 to first by winnowing Device 70 is close to movement, and the lower guide face 91b and diffuser vane 92 of grain guided plate 91 is internally inserted.

So, grain box 6 relative to first winnow device 70 can separate mobile, therefore the inside of grain box 6 And grain guided plate 91, the maintenance of the periphery of diffuser vane 92 become easy.In addition, diffuser vane 92 and lower guide Face 91b is inserted together from hole portion 6a of grain box 6 to the inside of grain box 6, thus for example with only diffuser vane 92 and under A part of portion guide surface 91b is compared towards the situation of the inside of grain box 6, can further improve the diffusion of grain.

Other effects, variation can easily be derived by those skilled in the art.Therefore, this utility model is wider Scheme be not limited to the specific detailed and representational embodiment of the described statement of the above.Therefore, it is possible to not The all of utility model that the protection domain of the scheme of disengaging utility model application and its constructed feature equalization are defined In the spirit or scope of concept, various changes are carried out.

Claims (8)

1. a kind of grain feedway, it is characterised in that possess：

It is arranged at the top of the device of winnowing for upward transporting grain and discharges the grain of the grain from the device of winnowing Outlet；

Dip down from grain outlet and tiltedly extend to the inside of the grain box for storing the grain, for from grain outlet The grain guide surface that the grain discharged is flowed down；And

Diffuser vane, it is arranged at the rotary shaft that laterally configured by the grain guide surface and is configured in the grain and is drawn Downstream on guide face, and the emission surface of the angle of the grain is released with the inside for being formed towards the grain box.

2. grain feedway according to claim 1, it is characterised in that

The grain guide surface has the lower guide face of horizontal attitude in end of downstream side.

3. grain feedway according to claim 2, it is characterised in that

The grain box is arranged with respect to the device of winnowing can be separate, and in the side opposed with the device of winnowing Wall has hole portion,

Movement is close to towards the device of winnowing by making the grain box, the diffuser vane is together with the lower guide face Insert from the hole portion to the inside of the grain box.

4. grain feedway according to claim 2, it is characterised in that

The diffuser vane is formed parallel to relative to the rotary shaft, also, continuous from outer edge with the emission surface Other emission surfaces.

5. grain feedway according to claim 4, it is characterised in that

In the state of other emission surfaces are located at the underface of the rotary shaft, the outer edge of the emission surface is along institute State the shape in grain guide surface and the lower guide face.

6. grain feedway according to claim 5, it is characterised in that

In the state of other emission surfaces are located at the underface of the rotary shaft, the emission surface is configured to described outer The air switch gap bigger than the grain between edge and the grain guide surface and the lower guide face.

7. grain feedway according to claim 1, it is characterised in that

The rotary shaft is abreast configured in the lower section of the driven shaft with the driven shaft of the device of winnowing, and via endless belt with The rotation of the driven shaft is interlocked.

8. a kind of united reaper, it is characterised in that

Possesses the grain feedway any one of claim 1 to 7.