JP2008048702A - Threshing machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve efficiency of threshing work by making transition on a take over part smooth without clogging when items to be treated are supplied from the transfer terminal end part of a threshing chamber into a discharge dust treating chamber. <P>SOLUTION: A discharge dust treating cylinder (9), on which a spiral plate (9a) is set continuously, is internally installed in a discharge dust treating chamber (8) and, at the front side of the discharge dust treating chamber (8), a second treating cylinder (24a), on which a spiral plate (24b) is set continuously, is internally installed. And the pitch (H1) of the spiral plate (9a) of the discharge dust treating cylinder (9) facing the take over part (6c) is made larger than the pitch (H2) of the spiral plate (9a) of the discharge dust treating cylinder (9) positioned rear side than the take over part (6c) from a threshing chamber (6) rear part to the discharge dust treating chamber (8). Further, the mesh scale (α) of a take over part threshing chamber net (7d) is made larger than the mash scale (β) of a threshing chamber net (7c). <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a threshing apparatus.

As shown in the following Patent Document 1, the threshing chamber in which a handling cylinder for threshing the cereal husk is installed, and the dust exhausting system in which the dust removal processing cylinder is installed in communication with a terminal side portion (takeover part) of the threshing chamber. A processing chamber is provided to reprocess the dust from the threshing chamber, and a second processing chamber is provided in which the second processing cylinder is pivotally mounted on the same axis as the dust processing cylinder. There is a threshing device provided for processing. A large number of dust removal treatment teeth are provided on the outer diameter portion of these dust removal treatment cylinders, and a number of second treatment teeth are provided on the outer diameter portion of the second treatment cylinder, so that dust and second wastes are provided. It is the structure which reprocesses. A continuous spiral plate is not provided on the outer peripheral portions of the dust removal treatment cylinder and the second treatment cylinder.
Japanese Patent No. 3146924

  In the threshing chamber, the threshing is carried out by a large number of teeth that are planted in the barrel, and the processed material that has not leaked from the network of the threshing chamber in this threshing chamber is placed in the transfer terminal (takeover portion) of this threshing chamber. It is supplied to a dust treatment chamber provided in part communication, and is reprocessed by a large number of dust treatment teeth provided in a dust treatment cylinder built in the dust treatment chamber. At this time, since the dust removal treatment teeth provided on the dust removal treatment cylinder at the location located at the transfer terminal part (takeover part) of the threshing chamber are teeth provided intermittently on the outer peripheral surface of the dust removal treatment cylinder. The transfer capability is low, and the transfer of the workpiece at the transfer end (takeover portion) is not smooth. For this reason, the workpiece is clogged at the transfer portion or the dust treatment chamber is overloaded. However, the present invention is intended to solve these problems.

In order to solve the above problems, the present invention takes the following technical means.
For this reason, in this invention, in this invention, the handling room net | network (7c) is stretched under the threshing room (6) which equipped the handling cylinder (7) rotatably, and this threshing is carried out. The dust disposal chamber (8) communicated with the rear side of the chamber (6) has a spiral for reprocessing the chamber dust that has not leaked from the chamber network (7c) in the threshing chamber (6). A dust removal cylinder (9) having a plate (9a) continuously provided on the outer periphery is rotatably mounted, and a second object is placed on the front side of the dust treatment chamber (8). 9) A second processing cylinder (24a) in which a spiral plate (24b) to be reprocessed while being transferred in the opposite direction to the outer periphery is continuously mounted on the outer periphery so as to be rotatable, and from the rear part of the threshing chamber (6) According to the pitch (H2) of the spiral plate (9a) of the dust removal treatment cylinder (9) located on the rear side of the takeover part (6c) that takes over the dust in the dust treatment chamber (8). Also, the pitch (H1) of the spiral plate (9a) of the dust removal treatment cylinder (9) facing the transfer part (6c) is provided larger, and is implanted in the outer peripheral part of the handling cylinder (7). Each handle (7a) is provided to be inclined at a predetermined angle (θ1) in the feed direction, and the meshing area (b) of the takeover part treatment room network (7d) stretched on the takeover part (6c) is used as a threshing room. Provided larger than the mesh (b) of the handling room network (7c) stretched between the front end of (6) and the back of the intermediate plate (6b) provided on the rear side of the takeover part (6c) The threshing device is characterized by this.

  When the harvested cereal straw is supplied to the threshing device, it is threshed by the rotational drive of the barrel 7 in the threshing chamber 6 while being held in the threshing chamber 6 of this threshing device. From the handling room network 7c provided on the lower side, it is sorted by leaking onto the swing sorting shelf, and the selected grain is discharged out of the machine.

  Further, the object to be processed that has not leaked from the handling room network 7c in the threshing chamber 6 is supplied into the dust treatment chamber 8 from the takeover portion 6c provided in communication with the rear side of the threshing chamber 6. The dust removal treatment cylinder 7 in the dust removal treatment chamber 8 is driven to rotate, and is transferred to the rear while being reprocessed by the transfer action of the spiral plate 9a of the dust removal treatment cylinder 7. In addition, sawdust and the like generated during the reprocessing are discharged out of the machine from the transfer end portion.

  Furthermore, the second thing that has not been threshed in the threshing chamber 6 is fed and fed into a second treatment chamber 24 provided on the front side of the dust removal treatment chamber 8. The second processing cylinder 24a provided on the outer peripheral portion of the second processing cylinder 24a is rotationally driven, and the reprocessed grain and part of the swarf, etc. are processed by the second processing cylinder 24b. While leaking from the processing chamber 24 onto the swing sorting shelf, it is discharged from the transfer end portion onto the swing sorting shelf.

  For the pitch H2 of the spiral plate 9a of the dust removal treatment cylinder 7 located on the rear side of the takeover portion 6c for taking over the dust in the dust removal treatment chamber 8, the spiral plate 9a located in the takeover portion 6c The pitch H1 is widened. Further, each tooth 7a to be implanted on the outer peripheral portion of the barrel 7 is provided to be inclined at a predetermined angle θ1 in the feed direction, and the workpiece to be shed in the threshing chamber 6 is quickly transferred toward the rear end. Can be taken over smoothly at the takeover section 6c. Furthermore, the mesh (b) of the transfer section handling chamber network 7d stretched on the transfer section 6c is stretched between the transfer start end of the threshing chamber 6 and the rear plate 6b provided behind the transfer section 6c. The size is larger than the size (b) of the handling room network 7c provided to improve the leakage of grains and the like mixed in the dust, thereby reducing the number 3 scattered particles.

  In the invention according to claim 2, each handle tooth (7a) planted on the outer peripheral portion of the handle cylinder (7) facing the takeover portion (6c) is provided to be inclined at a predetermined angle (θ1) in the feed direction. The threshing apparatus according to claim 1, wherein the threshing apparatus is provided.

  Each tooth 7a to be planted on the outer periphery of the barrel 7 facing the hand-over portion 6c from the threshing chamber 6 to the dust-treating chamber 8 is provided to be inclined at a predetermined angle θ1 in the feed direction. 6c smoothes the movement of dust and prevents clogging.

  In invention of Claim 3, each handle (7a) implanted in the outer peripheral part of the treatment cylinder (7) which faces the said hand over part (6c) is a predetermined angle in the reverse feed direction opposite to the feed direction ( The threshing apparatus according to claim 1, wherein the threshing apparatus is provided so as to be inclined at θ2).

  Each handle 7a to be planted on the outer peripheral portion of the barrel 7 facing the takeover portion 6c from the threshing chamber 6 into the dust disposal chamber 8 is provided to be inclined at a predetermined angle θ2 in the reverse feed direction, The takeover part 6c applies resistance to the dust and promotes the leakage of the grains mixed in the dust and the splinter adhering grains, thereby reducing the number 3 scattered particles.

  According to the first aspect of the present invention, even when the amount of generated swarf is large, the threshing operation is performed by preventing clogging of dust in the transfer portion 6c from the threshing chamber 6 to the dust processing chamber 8. Can be performed efficiently, and a reduction in horsepower loss can be achieved. In addition, the filtration rate on the swing sorting shelf can be improved, and the grain loss can be reduced.

  In the invention described in claim 2, in addition to the effect of the invention described in claim 1, each tooth 7a planted on the outer periphery of the barrel 7 positioned in the takeover portion 6c is provided with a predetermined angle θ1 in the feed direction. By being provided with an inclination, it is possible to prevent clogging of dusts at the transfer portion 6c. Reduction of horsepower loss can be achieved.

  In the invention according to claim 3, in addition to the effect of the invention according to claim 1, each tooth 7a planted on the outer periphery of the barrel 7 located in the takeover portion 6c is set at a predetermined angle in the reverse feed direction. By providing the slant to θ2, resistance is applied to the dust at the transfer portion 6c, thereby improving the filtration rate and preventing the grain loss.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
A threshing process in which a traveling chassis 3 is provided on the upper side of the traveling device 2 of the combine 1, the supply of the harvested cereal cocoon is received from a reaping device 4 provided on the front side of the traveling chassis 3, and the reaped cereal is threshed and selected A threshing device 5 which is a device is placed and provided. The threshing device 5 receives the supply of dust from the threshing chamber 6 that supports the handle cylinder 7 and the unthreshing processing product that could not be threshed in the threshing chamber 6, and threshing it again. A dust removal processing chamber 8 having a dust removal cylinder 9 pivotally mounted therein and a second treatment chamber 24 having a second cylinder 24a to be rethreshed by receiving supply of the second of the unthreshing processed products. The configuration of each part of the threshing device 5 is mainly illustrated and described.

  As shown in FIG. 4, a traveling device 2 in which a pair of left and right traveling crawlers 2 a traveling on the soil surface is stretched is disposed below the traveling chassis 3 of the combine 1. A threshing device 5 is placed. The napped grain culm is harvested by the reaping device 4 at the front part of the traveling chassis 3 and transferred to the rear upper part, and threshing is carried out while being nipped and transferred by the feed chain 10a of the threshing device 5 and the nipping rod 10b. The grain that has been threshed and sorted is supplied into the grain storage tank 11 disposed on the right side of the threshing device 5 and temporarily stored. Details of the threshing device 5 will be described later.

  As shown in FIG. 4, in the front part of the traveling chassis 3, a narrow guide 12 a for separating napped grains and each weed body 12 b, each pulling device 13 for raising the napped grains, and the raised grains Each of the scraping devices 14a of the culm scraping and transporting device 14 for scraping and transporting the pestle, the cutting blade device 15 for cutting the squeezed culm, and the threshing device 5 There is provided a cutting device 4 including a root / tip transfer device 16a, 16b, etc. of the cereal scraping transfer device 14 to be delivered to the feed chain 10a and the holding rod 10b. The mowing device 4 is raised and lowered with respect to the soil surface by a telescopic cylinder 17 that is hydraulically driven.

  A support pipe rod 18b provided at an upper end portion of the support rod 18a inclined from the lower front portion to the upper rear portion of the cutting device 4 is rotatably supported by a support device 18c provided on the upper side surface of the traveling chassis 3. When the telescopic cylinder 17 is operated, the reaping device 4 is rotated up and down together with the support rod 18a.

  The presence or absence of supply of cereal to the threshing device 5 in the culm transfer path formed by the culm scraping transfer device 14 of the reaping device 4 by contact action with the culm that is harvested and transferred A grain culm sensor 4a for detecting the above is provided.

  As shown in FIG. 4, an operation device 19a for starting and stopping the combine 1, and adjusting each part, and a cockpit 19b are provided at the front portion on the grain storage tank 11 side. The engine 20 is placed below the seat 19b.

  A potentiometer type vehicle speed sensor 21b for detecting the traveling vehicle speed is provided in the transmission path of the transmission mechanism 21a in the traveling mission case 21 mounted on the front end portion of the traveling chassis 3. ing.

On the rear side of the grain storage tank 11 for discharging the grains stored in the grain storage tank 11 to the outside of the machine, as shown in FIG. Is attached to the upper end portion of the vertical transfer cylinder 22 so as to be extendable and retractable. The discharge spiral 23a discharges the grain to the outside of the combiner 1 across the longitudinal length of the combine 1. The discharged auger 23 is disposed in the front-rear direction so as to be telescopic, pivotable up and down, and pivotable left and right.

  As shown in FIGS. 1 to 3, the threshing device 5 is formed in a substantially box shape with front and rear plates 5a and 5b and left and right plates 5c and 5d. 5e is provided, and an upper cover 5f is provided at the upper rear portion.

  On the upper and lower sides of the upper part of the threshing supply port of the threshing device 5, a holding basket 10 b and a feed chain 10 a are provided, and the cereals are held and transferred in the threshing chamber 6. In this threshing chamber 6, a handling cylinder 7 in which a large number of kinds of handling teeth 7a are implanted on the outer diameter portion can be rotated by a handling cylinder shaft 7b, and the front plate 5a and the rear plate 6b It is pivotally supported between them. On the lower side of the rotating outer periphery of the teeth 7a of the handle cylinder 7, between the front plate 5a and the middle plate front 6a, a handling chamber network 7c is stretched, and the middle plate front 6a and the middle plate rear In the takeover part 6c between 6b, the takeover part handling room net | network 7d is stretched, and a threshing processed material is leaked. Further, the threshing chamber 6 is provided with a middle plate front 6a and a middle plate rear 6b, and dust removal processing of unthreshing processing is performed between the front middle plate 6a and the middle plate rear 6b. The takeover portion 6c to be supplied to the chamber 8 is formed and provided.

  At the lower position of the barrel 7 b on the right side of the threshing chamber 6, the dust passing in the unthreshed product that has not been threshed in the threshing chamber 6 is taken over at the transfer end of the threshing chamber 6. A dust disposal chamber 8 is provided which receives supply from 6c and performs threshing again. A dust exhaust cylinder 9 is provided inside the dust exhaust treatment chamber 8 and is provided with a shaft support. A continuous spiral dust exhaust treatment spiral plate 9a is provided at the outer diameter portion of the dust exhaust cylinder 9 and discharged to the transfer end portion. Claws 9b are provided. The dust removal cylinder 9 is rotatably supported by a dust removal shaft 9c and supported between a front side plate 5a and a rear side plate 5b. On the lower side of the outer periphery of the dust removal treatment spiral plate 9a of the dust removal drum 9, a dust removal net 8a is stretched to leak the threshing processed product. A dust discharge port 8b is provided at the end of the transfer of the dust removal processing chamber 8 to discharge the threshing waste that has been rethreshed, the trough cut, and the like.

  As shown in FIG. 1, a threshing chamber 6 is formed between the front plate 5a and the middle plate rear 6b, and between the front plate 6a of the threshing chamber 6 and the rear plate 6b. Is provided with a dust disposal chamber 8 that partially communicates with the transition portion 6c of the transfer terminal portion on one side of the threshing chamber 6 from the handover portion 6c provided in the threshing chamber 6, The threshing waste that has not been threshed in the threshing chamber 6 is supplied, and the threshing processing is performed again in the dust smashing chamber 8.

  The unthreshed waste material supplied from the takeover portion 6c into the dust processing chamber 8 is pivotally supported by a dust shaft 9c in the dust processing chamber 8 and provided with a dust cylinder 9. As shown in FIG. 1, the dust exhaust drum 9 is provided with a spiral continuous dust exhaust treatment spiral plate 9 a on the outer diameter portion of the dust exhaust drum 9, and the dust exhaust treatment spiral plate 9 a is driven by the rotational drive of the dust exhaust drum 9. The threshing process of the unthreshing-processed dust is performed again during the transfer to the front part of the dust-processing chamber 8.

  As shown in FIG. 1, a second processing chamber 24 is provided on the rear side of the dust removal processing chamber 9, and an unthreshing process that has not been threshed in the threshing chamber 6 is provided in the second processing chamber 24. No. 2 of these are reduced and supplied and rethreshed in the second processing chamber 24.

  The second non-threshing product supplied into the second processing chamber 24 is provided with a second cylinder 24a pivotally supported by a coaxial dust discharge shaft 9c in the second processing chamber 24. As shown in FIG. 1, a second continuous spiral plate 24 b that is spirally continuous is provided on the outer diameter portion of the cylinder 24, and the second processed spiral plate 24 b is rotated by the second cylinder 24 to drive the threshing. The second thing to be processed is rethreshed during transfer toward the rear part in the opposite direction to the dust removal processing chamber 8.

  The dust removal treatment spiral plate 9a located in the takeover portion 6c is more than the pitch (H2) of the dust removal treatment spiral plate 9a located on the front side by the takeover portion 6c that takes over the dust in the dust removal treatment chamber 8. The pitch (H1) is widened. In addition, due to the mesh (b) of the handling room network 7c provided at the rear part from the rear middle plate 6b on the rear side of the takeover part 6c, the takeover part handling room network 7d located in the takeover part 6c The scale (a) is increased. Furthermore, as shown in FIG. 3, all the teeth 7 a to be planted on the outer peripheral portion of the barrel 7 are provided to be inclined at a predetermined angle (θ1) in the feed direction.

  After the intermediate plate on the rear side of the takeover portion 6c for transferring the dust from the unthreshed product that has not been threshed in the threshing chamber 6 from the threshing chamber 6 to the dust processing chamber 8 From 6b, the mesh (a) of the transfer portion handling chamber network 7d located in the takeover portion 6c is larger than the mesh (b) of the handling chamber network 7c located in the rear portion. Increasing the size applies to all the inventions described in the present invention. In addition, by providing all the teeth 7a to be planted on the outer peripheral portion of the barrel 7 at a predetermined angle (θ1) in the feed direction, the graininess of the cereal to be threshed is good. Even when threshing a cereal with a large amount of swarf, it is possible to prevent clogging of dusts at the takeover portion 6c. In the threshing chamber 6, the transfer of the threshing product becomes faster, and the horsepower loss can be reduced. The filtration rate can be improved and the grain loss can be reduced.

  As shown in FIG. 5, each tooth 7a to be planted on the outer periphery of the handling cylinder 7 located in the takeover portion 6c is provided to be inclined at a predetermined angle (θ1) in the feed direction. Further, the handling room network 7c and the like that are stretched on the takeover portion 6c may be stretched as follows. From the middle plate rear 6b on the rear side of the takeover portion 6c, the mesh (b) of the takeover portion handling chamber network 7d located at the takeover portion 6c is determined from the mesh (b) of the handling chamber network 7c located at the rear portion. By making it the structure provided enlarged, the threshing property of the threshing threshing can be made favorable. Even in the case of cereal grains with much generation of swarf, it is possible to prevent clogging of the dusts supplied by the takeover unit 6c. Reduction in horsepower loss can be achieved by good transfer of the threshing product. The succession part 6c can improve the filtration rate, and can prevent the grain from scattering to the third port.

  As shown in FIG. 6, each tooth 7a to be implanted on the outer peripheral portion of the handling cylinder 7 positioned in the takeover portion 6c is provided to be inclined at a predetermined angle (θ2) in the reverse feed direction. In addition, the handling room network 7c and the like that are extended to the takeover portion 6c may be extended as follows. From the middle plate rear 6b on the rear side of the takeover portion 6c, the mesh (b) of the takeover portion handling chamber network 7d located at the takeover portion 6c is determined from the mesh (b) of the handling chamber network 7c located at the rear portion. By adopting the configuration of increasing the size, the takeover portion 6c applies a brake to the cereal to be threshed, so that the threshing property of the cereal can be improved. Even in the case of cereals with a large amount of swarf generation, the take-up portion 6c brakes the dust and can remove the dirt adhering to the dust adhering to the dust. . The filtration rate can be greatly improved by the takeover portion 6c, and the scattering of the grain to the third port can be greatly reduced.

  As shown in FIG. 1 and FIG. 7, the cylindrical straight portion of the handling cylinder 7 is divided into 16 equal parts at a predetermined interval in the front-rear direction of the cereal transfer, and 15 rows are formed. A plurality of various toothings 7a are implanted for each row, and from the first row to the eleventh row, the treatment cylinder 7 is implanted at a substantially right angle and between the 12th to 15th rows. The handle teeth 7a to be implanted in the takeover portion 6c are implanted so as to be inclined at a predetermined angle (θ1) in the feed direction. In addition, the mesh (b) of the take-up portion handling chamber network 7d is set larger than the mesh (b) of the handling chamber network 7c installed in the threshing chamber 6. Further, the dust removal processing spiral plate 9a of the dust removal cylinder 9 is provided with a pitch (H1) positioned in the takeover portion 6c wider than the pitch (H2) of other portions.

  Thereby, even when threshing cereal grains having good threshing property and generating a large amount of swarf, it is possible to prevent clogging of dust in the takeover part 6c. Reduction of horsepower loss can be achieved. The filtration rate can be improved and the grain loss can be reduced.

  As shown in FIG. 1 and FIG. 8, the cylindrical straight part of the handling cylinder 7 is divided into 16 equal parts at a predetermined interval in the front-rear direction of the cereal transfer, and 15 rows are formed. For each row, a plurality of various tooth treatment teeth 7a are implanted at a predetermined angle (θ1) in the feed direction, and the tooth treatment teeth 7a are implanted in the transfer portion 6c between 12 rows to 15 rows. Inside, the solid teeth 7e are inclined at substantially the same angle (θ1). In addition, the mesh (b) of the take-up portion handling chamber network 7d is set larger than the mesh (b) of the handling chamber network 7c installed in the threshing chamber 6. Further, the dust removal processing spiral plate 9a of the dust removal cylinder 9 is provided with a pitch (H1) positioned in the takeover portion 6c wider than the pitch (H2) of other portions.

  Thereby, even when threshing cereals with good threshing properties and high generation of swarf, threshing is transferred quickly in the threshing chamber 6, and in the takeover part 6c The takeover is smooth, clogging does not occur, and the horsepower loss can be reduced. The filtration rate is improved, and the grain loss can be reduced.

  As shown in FIG. 1 and FIG. 9, the handling cylinder 7 is formed with 1 to 15 rows at predetermined intervals, and a plurality of various handling teeth 7 a are implanted for each row. The teeth 7a from the first row to the fourth row are implanted substantially perpendicular to the rotation direction of the barrel 7, and the teeth 7a from the fifth row to the eleventh row are set at a predetermined angle in the feed direction. Inclined to (θ1), and further, the teeth 7a between the transfer portions 6c between the 12th to 15th rows of the front portion from the rear 6b of the middle plate are a predetermined angle (θ2) in the reverse feed direction. It is planted with an inclination. The partition 31 is provided by being attached to the handling room network 7c so as to be positioned between the 4th and 5th rows.

  In addition, the mesh (7) of the take-up portion handling chamber network 7d is made larger than the mesh (7) of the handling chamber network 7c stretched on the threshing chamber 6, and the dust exhausting spiral of the dust removing cylinder 9 is provided. The plate 9a is provided with a pitch (H1) positioned at the takeover portion 6c wider than the pitch (H2) at other locations.

  Thereby, even when threshing cereals with good threshing property and a large amount of swarf generation, the threshing processed product is quickly transferred in the threshing chamber 6, and in the takeover unit 6 c, dust is collected. The resistance is increased, and it is possible to improve the natural condition and reduce clogging and loss of horsepower. The filtration rate is improved, and the grain loss can be reduced.

  As shown in FIGS. 1 and 10, the handling cylinder 7 is formed with 1 to 15 rows at predetermined intervals, and a plurality of various handling teeth 7a are implanted in each row. The teeth 7a from the rows to the four rows are implanted substantially perpendicular to the rotation direction of the barrel 7, and the teeth 7a to be implanted between the rows 5 to 11 are arranged in the feed direction. The plant is inclined at a predetermined angle (θ1). Furthermore, the teeth 7a to be implanted between the transfer portions 6c between the 11th and 15th rows are inclined at a predetermined angle (θ2) in the reverse feed direction, and the solitating teeth 7a are embedded in the teeth 7a. Teeth 7e are implanted. Between the 4th row and the 5th row, a partition 31 is mounted on the handling room network 7c.

  In addition, the mesh (7) of the take-up portion handling chamber network 7d is made larger than the mesh (7) of the handling chamber network 7c stretched on the threshing chamber 6, and the dust exhausting spiral of the dust removing cylinder 9 is provided. The plate 9a is provided with a pitch (H1) positioned at the takeover portion 6c wider than the pitch (H2) at other locations.

  Thereby, even when the threshing grains having good threshing property and a large amount of swarf generation are threshed, the threshing product is quickly transferred in the threshing chamber 6, and resistance is applied in the takeover portion 6c. Therefore, the solit teeth 7e can prevent swarf and the like from being wound, and the takeover portion 6c can prevent clogging.

  Below the rotating outer periphery of the continuous spiral dust removal treatment spiral plate 9 provided on the outer periphery of the dust removal drum 9 that is pivotally supported in the dust removal treatment chamber 8 by the dust removal shaft 9c. As shown in FIG. 1, a dust net 8 a is stretched, and the dust material supplied into the dust processing chamber 8 is rethreshed in the dust processing chamber 8. Mainly grains and a small amount of swarf and the like leak from the dust net 8a and are supplied to the swing sorting device 26a provided in the lower sorting chamber 25 for swing sorting. In addition, a dust discharge port 8b is provided at the transfer terminal end of the dust net 8a, so that mainly debris, waste cuts, etc. that have not leaked from the dust net 8a are removed from the dust discharge port 8b. It is discharged outside.

  As shown in FIG. 1, a second treatment chamber 24 is provided on the rear side of the dust removal treatment chamber 8, and a second cylinder 24a is provided in the second treatment chamber 24 with a coaxial dust removal shaft 9c. A spiral second processing spiral plate 24b is continuously attached to the outer periphery of the second cylinder 24a, and the rotational outer periphery of the second processing spiral plate 24b of the second cylinder 24a is provided. On the lower side, a second net 24c is stretched, and the second product supplied into the second processing chamber 24 is rethreshed in the second processing chamber 24, and the rethreshing product is mainly cereal. Grains and a small amount of sawdust and the like leak from the second net 24c and are supplied to the lower swing sorting device 26a for swing sorting. Further, a second discharge port 24d is provided at the transfer end of the second net 24c, and mainly the sawdust and a small amount of grains that have not leaked from the second net 24c are the second discharge port 24d. Is then discharged onto the swing sorting device 26a and swinged and sorted.

The swing sorting device 26a is driven to swing and rotate by a roller device 26b provided at the front portion and a cam device 26c provided at the rear portion.
The lower rear portion of the swing sorting device 26a is provided with a blower fan 27 that generates wind for wind sorting. The wind is sorted into sawdust etc.

  A first sorting device 28 is provided on the front side of the blower fan 27, and the first sorting device 28 is provided with a first receiving rod 28b connected to the first sorting shelf 28a. The first transfer helix 28c is rotatably supported, and the first cereal grain is transferred and supplied into the first cereal cylinder 28d provided on the right outer side. Supply into the grain storage tank 11.

  A second sorting device 29 is provided on the front side of the first sorting device 28. The second sorting device 29 is connected to a second sorting shelf 29a and a rearmost first sorting shelf 28a. In this second receiving rod 29b, a second transfer spiral 29c is rotatably supported, and the second item is transferred and supplied into a second reduction cylinder 29d provided on the right outer side. It reduces to the 2nd process chamber 24 with the number reduction cylinder 29d, and performs a threshing process again.

A suction fan 30 is provided at the front side of the threshing chamber 6 on the upper side of the swing sorting device 26a to discharge swarf, chopping, dust and the like generated during threshing.
As shown in FIGS. 1 and 11, the handling cylinder 7 is formed with 1 to 15 rows at predetermined intervals, and the handling chamber network 7c is a partition provided between the 4th row and the 5th row. The handle teeth 7a to be planted between the front side of the gold 31 and the middle plate rear 6b provided on the rear side of the takeover portion 6c are planted at a predetermined angle (θ1) in the feed direction. A solid tooth 7e is implanted inside the tooth 7a.

  In addition, the mesh (7) of the take-up portion handling chamber network 7d is made larger than the mesh (7) of the handling chamber network 7c stretched on the threshing chamber 6, and the dust exhausting spiral of the dust removing cylinder 9 is provided. The plate 9a is formed so that the pitch (H1) located at the takeover portion 6c is wider than the pitch (H2) at other locations.

  Thereby, while providing each said tooth treatment 7a inclining to a feed direction, and providing these each tooth treatment 7a with the solid tooth 7e, the transfer of the threshing processed material becomes favorable, and threshing performance is provided. improves. Moreover, winding of sawdust around each tooth 7a can be prevented.

  As shown in FIGS. 1 and 12, the handling cylinder 7 is formed with 1 to 15 rows at predetermined intervals, and the handling chamber network 7c is provided between the 4th and 5th rows. The teeth 7a provided between the front side of the partition 31 and the front end side of the takeover portion 6c are provided to be inclined at a predetermined angle (θ1) in the feed direction.

  In addition, the mesh (7) of the take-up portion handling chamber network 7d is made larger than the mesh (7) of the handling chamber network 7c stretched on the threshing chamber 6, and the dust exhausting spiral of the dust removing cylinder 9 is provided. The plate 9a is provided with a pitch (H1) positioned at the takeover portion 6c wider than the pitch (H2) at other locations.

Thereby, transfer of the threshing processed material in the said threshing chamber 6 becomes favorable, and threshing performance improves.
As shown in FIGS. 1 and 13, the handling cylinder 7 is formed with 1 to 15 rows at a predetermined interval, and the handling chamber network 7c is positioned between the 4th and 5th rows. Each tooth 7a provided between the front side of the provided partition 31 and the front end side of the takeover portion 6c is provided to be inclined at a predetermined angle (θ1) in the feed direction and provided at the takeover portion 6c. In addition, a solid tooth 7e is implanted in each tooth 7a.

  In addition, the mesh (7) of the hand over portion handling chamber network 7d is provided larger by the mesh (7) of the handling chamber network 7c extending from the threshing chamber 6, and the dust exhausting spiral of the dust removing cylinder 9 is provided. The plate 9a is provided with a pitch (H1) positioned at the takeover portion 6c wider than the pitch (H2) at other locations.

Thereby, in the said threshing chamber 6, the transfer of a threshing processed material becomes favorable and threshing performance improves. In addition, the take-up portion 6c can prevent swarf from being wound around the tooth 7a.
As shown in FIGS. 1 and 14, the handling cylinder 7 is formed with 1 to 15 rows at predetermined intervals, and the handling chamber network 7c is positioned between the 4th and 5th rows. Each tooth 7a provided between the front side of the provided partition 31 and the front end side of the takeover portion 6c is provided to be inclined at a predetermined angle (θ1) in the feed direction, and within each tooth 7a. A solid tooth 7e is implanted.

  In addition, the mesh (7) of the take-up portion handling chamber network 7d is made larger than the mesh (7) of the handling chamber network 7c stretched on the threshing chamber 6, and the dust exhausting spiral of the dust removing cylinder 9 is provided. The plate 9a is provided with a pitch (H1) positioned at the takeover portion 6c wider than the pitch (H2) at other locations.

Thereby, the transfer of the threshing processed material in the threshing chamber 6 is improved, the threshing performance is improved, and the tooth handling 7a can be prevented from being wound with swarf.
As shown in FIGS. 1 and 15, each tooth 7a to be implanted in the takeover portion 6c is implanted with a predetermined angle (θ2) inclined in the reverse feed direction. Alternatively, as shown in FIG. 16, a solid tooth 7e is implanted in each of the teeth 7a.

  In addition, the mesh (7) of the transfer chamber 10d is made larger than the mesh (7) of the handling chamber 7c extending from the threshing chamber 6, and the dust removal treatment spiral plate 9a The pitch (H1) located in the portion 6c is formed to be wider than the pitch (H2) at other locations.

As a result, resistance is applied to the dust at the takeover portion 6c, so that the dust is better. Further, by providing the solid tooth 7e, it is possible to prevent the dust from being caught.
As shown in FIG. 1 and FIG. 17, handle teeth 7 a to be planted between an end portion on the transfer side of the handle cylinder and a rear side of the takeover portion 6 c on the front side of the rear plate 6 b are predetermined in the feed direction. In addition to planting at an angle (θ1), the teeth 7a to be planted on the transfer portion 6c on the front side of the rear plate 6b are planted at a predetermined angle (θ2) in the reverse feed direction. ing. Further, as shown in FIG. 18, solid teeth 7e are implanted in the teeth 7a implanted in the takeover portion 6c.

  In addition, the mesh (7) of the transfer chamber 10d is made larger than the mesh (7) of the handling chamber 7c extending from the threshing chamber 6, and the dust removal treatment spiral plate 9a The pitch (H1) located in the portion 6c is formed to be wider than the pitch (H2) at other locations.

  Thereby, the transfer of the threshing processed material in the threshing chamber 6 is quick, the filtration rate is improved, the grain loss is reduced, and the threshing performance is improved. In addition, the takeover portion 6c is countered, so that it is possible to improve the exhausted dust and prevent the soot from being caught.

  In the dust removal treatment chamber 8 provided at the lower right side of the threshing chamber 6, as shown in FIG. 19, a dust removal drum 9 is rotatably supported by a dust removal shaft 9c. A plurality of dust removal processing claws 9d are provided on the outer peripheral portion of the dust removal drum 9a in a discontinuous and inclined manner in the feeding direction, and a discharge claw 9b is provided at the transfer end portion. A dust collection net 8a through which dust treated material leaks is stretched under the rotational outer periphery of the dust collection claw 9d of the dust collection processing chamber 8, and a dust discharge outlet 8b is provided at the transfer end portion. Yes.

  A second treatment chamber 24 is provided on the rear side of the dust removal treatment chamber 8, and a second cylinder 24a rotatably supported by a dust removal shaft 9c is provided in the second treatment chamber 24. A plurality of second processing claws 24f are provided on the outer peripheral portion of the number drum 24a in a discontinuous manner and inclined in the feed direction opposite to the respective dust discharge processing claws 9d, and a second discharge claw 24e is provided at the transfer end portion. Provided. A second net 24c through which the second processed material leaks is stretched under the rotational outer periphery of the second processing claw 24f of the second processing chamber 24, and a second discharge port 24d is provided at the transfer end portion. Yes.

  In the configuration of the threshing device 5 as shown in FIG. 19 and FIG. 20, each tooth-treating tooth 6 a provided between the transfer-side end portion of the handling barrel 7 and the transfer terminal portion of the takeover portion 6 c is in the feed direction. Inclined at a predetermined angle (θ1). Further, as shown in FIG. 21, each solid tooth 7e is provided in each tooth 7a of the handing over portion 6c. Furthermore, the mesh (a) of the transfer portion handling chamber network 7d extending to the takeover portion 6c is provided larger than the mesh (b) of the handling chamber network 7c extending to the threshing chamber 6.

  Thereby, the transfer of the threshing processed material in the threshing chamber 6 is accelerated, and the threshing performance is improved. In addition, it is possible to reduce the horsepower loss and to prevent clogging of dust in the takeover portion 6c. Each solid tooth 7e can prevent catching of sawdust.

  In the configuration of the threshing device 5 as shown in FIG. 19 and FIG. 22, each tooth 7 a to be implanted in the takeover portion 6 c of the barrel 7 is inclined at a predetermined angle (θ2) in the reverse feed direction. Provided.

As a result, resistance is applied to the dust discharged at the takeover portion 6c, so that the wear becomes good, the leakage becomes good, and the third scattering can be reduced.
In the configuration of the threshing device 5 as shown in FIGS. 19 and 23, each tooth 7a to be implanted in the takeover portion 6c of the handling cylinder 7 is inclined at a predetermined angle (θ2) in the reverse feed direction. As shown in FIG. 23, each solid tooth 7e is implanted in each tooth 7a. In addition, the mesh (b) of the transfer portion handling chamber network 7d extending to the takeover portion 6c is larger than the mesh (b) of the handling chamber network 7c extending to the threshing chamber 6.

  As a result, resistance is applied to the dust particles at the takeover portion 6c, so that the natural condition is improved, the leakage efficiency is improved, and the grain loss can be reduced. Further, by providing each solid tooth 7e in each tooth 7a of the hand-over portion 6c, it is possible to prevent the scraps from being caught.

  In the configuration of the threshing device 5 as shown in FIG. 19 and FIG. 24, each tooth 7a to be planted in the takeover portion 6c of the barrel 7 is planted by inclining at a predetermined angle (θ1) in the feeding direction. In addition, as shown in FIG. 25, each solid tooth 7e is implanted in each tooth 7a. In addition, the mesh (b) of the transfer portion handling chamber network 7d extending to the takeover portion 6c is larger than the mesh (b) of the handling chamber network 7c extending to the threshing chamber 6.

Thereby, the clogging of the dust can be prevented at the transfer portion 6c. Moreover, the grain loss can be reduced.
In the configuration of the threshing device 5 as shown in FIGS. 19 and 26, each tooth 7a planted between the start end side of the handling cylinder 7 and the rear side of the takeover portion 6c is predetermined in the feeding direction. The teeth are planted at an angle (θ1), and the teeth 7a to be planted on the takeover portion 6c are tilted at a predetermined angle (θ2) in the reverse feed direction. Further, as shown in FIG. 27, each solid tooth 7e is implanted in each tooth 7a implanted in the transfer portion 7a.

  As a result, each tooth 7a is provided by inclining in the feeding direction from the starting end side of the handling cylinder 7 to the front part of the takeover part 6c, so that the transfer of threshing is improved and the horsepower loss is reduced. Can be planned. Further, the resistance at the takeover portion 6c improves the filtration and improves the filtration rate.

  In the configuration of the threshing device 5 as shown in FIG. 19 and FIG. 28, from the inclination angle (θ 3) in the feed direction of each tooth 7 a to be planted on the rear side of the rear plate 6 b of the middle of the handling cylinder 7, The angle of inclination (θ4) in the feed direction of each tooth 7a to be implanted in the takeover portion 6c is increased. Further, as shown in FIG. 29, solid teeth are implanted in each of the teeth 7a to be implanted on the front side from the rear 6b of the intermediate plate.

  Thereby, clogging can be prevented from occurring due to the large feed angle of each tooth-treating tooth 7a provided in the takeover portion 6c. Further, by providing the solid handle 7e, in the threshing device 5 as shown in FIG. 19 and FIG. 30, each planted between the starting end side of the handling cylinder 7 and the front side of the middle plate rear 6b. The teeth 7a are planted at an angle of inclination (θ1) in the feed direction, and the teeth are arranged at a position substantially perpendicular to the rotation direction of the barrel 7 from the rear 6b of the middle plate to the front transfer portion 6c. 7a is planted. In addition, as shown in FIG. 31, each solid tooth 7e is implanted in each tooth 7a implanted in the takeover portion 6c.

  Thereby, the threshing processed material in the said threshing chamber 6 can be smoothly transferred. Further, since the resistance is applied to the takeover portion 6c, the elasticity is improved, and the solid tooth 7e can prevent the dust from being caught.

  In the threshing apparatus as shown in FIG. 19 and FIG. 32, each tooth 7a to be planted up to 6b after the middle plate of the barrel 7 is planted at a predetermined angle (θ1) in the feed direction. At the same time, the teeth 7a to be implanted from the rear plate 6b to the front-side takeover portion 6c are implanted at a predetermined angle (θ2) in the reverse feed direction, and are fed backward from the inclination angle (θ1) in the feed direction. The direction inclination angle (θ2) is increased. Alternatively, the tilt angle (θ2) in the reverse feed direction is set smaller than the tilt angle (θ1) in the feed direction. Furthermore, as shown in FIG. 33, solid handle teeth 7e are implanted in the handle teeth 7a implanted in the takeover portion 6c.

  Thereby, since the predetermined angle (θ2) is made larger than the predetermined angle (θ1), the yielding at the takeover portion 6c and the filtration efficiency are improved. Moreover, clogging can be prevented by changing the reverse angle. Further, the solid tooth 7e can prevent the dust from being caught.

Whole side sectional view of threshing device Partial sectional view of AA in FIG. Expansion view of the barrel Overall side view of the left side of the combine Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Whole side cross-sectional view of the dust removal cylinder, each dust removal processing claw of the second cylinder, and the threshing device with each second processing claw Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel Expansion view of the barrel

Explanation of symbols

6 Threshing chamber 6b After middle plate 6c Handover part 7 Handling cylinder 7a Teeth handling teeth 7c Handling room network 7d Handing part handling room network 8 Dust removal treatment chamber 9 Dust removal cylinder (dust removal treatment cylinder)
9a Dust disposal spiral plate (spiral plate)
24 Second processing chamber 24a Second cylinder (second processing cylinder)
24b 2nd treatment spiral plate (spiral plate)
H1 pitch H2 pitch θ1 predetermined angle θ2 predetermined angle (b) scale (b) scale

Claims (3)

  A dust-treating chamber (8) in which a handling chamber network (7c) is stretched under the threshing chamber (6) in which the handling cylinder (7) is rotatably mounted, and communicated with one side of the rear portion of the threshing chamber (6). ) In the threshing chamber (6), a dust removal cylinder provided continuously with a spiral plate (9a) for reprocessing the chamber dust that has not leaked from the chamber network (7c). (9) is rotatably mounted, and a spiral plate (24b) for reprocessing while transferring the second object in the opposite direction to the dust removal cylinder (9) on the front side of the dust removal chamber (8). ) Is continuously installed on the outer peripheral portion, and a second processing cylinder (24a) is rotatably mounted, and a takeover portion for handing over dusts from the rear portion of the threshing chamber (6) to the dust disposal chamber (8) ( 6c) The pitch of the dust removal treatment cylinder (9) facing the takeover portion (6c) rather than the pitch (H2) of the spiral plate (9a) of the dust removal treatment cylinder (9) located on the rear side. The pitch (H1) of the tooth (9a) is provided with a larger pitch, and each tooth (7a) to be implanted on the outer periphery of the handle (7) is inclined at a predetermined angle (θ1) in the feed direction. In addition to providing the mesh (a) of the takeover part handling room network (7d) stretched on the takeover part (6c) from the front end of the threshing room (6) to the rear side of the takeover part (6c) Threshing apparatus, characterized in that it is provided larger than the mesh size (b) of the handling room network (7c) that is stretched up to after the board (6b).   Each of the teeth (7a) planted on the outer periphery of the handle cylinder (7) facing the takeover section (6c) is provided to be inclined at a predetermined angle (θ1) in the feed direction. The threshing device described.   Each tooth (7a) planted on the outer periphery of the handle cylinder (7) facing the takeover part (6c) is provided to be inclined at a predetermined angle (θ2) in the reverse feed direction opposite to the feed direction. The threshing apparatus according to claim 1, wherein

Images