WO2018003558A1 - Moissonneuse-batteuse - Google Patents

Moissonneuse-batteuse Download PDF

Info

Publication number
WO2018003558A1
WO2018003558A1 PCT/JP2017/022380 JP2017022380W WO2018003558A1 WO 2018003558 A1 WO2018003558 A1 WO 2018003558A1 JP 2017022380 W JP2017022380 W JP 2017022380W WO 2018003558 A1 WO2018003558 A1 WO 2018003558A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
hydraulic
engine
beater
hydraulic oil
Prior art date
Application number
PCT/JP2017/022380
Other languages
English (en)
Japanese (ja)
Inventor
桂輔 山本
Original Assignee
ヤンマー株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ヤンマー株式会社 filed Critical ヤンマー株式会社
Priority to KR1020217002841A priority Critical patent/KR102344820B1/ko
Priority to CN201780024287.3A priority patent/CN109413992B/zh
Priority to KR1020187027204A priority patent/KR102212099B1/ko
Priority to KR1020217041920A priority patent/KR20210157440A/ko
Priority to KR1020237020883A priority patent/KR20230097218A/ko
Priority to CN202211126244.5A priority patent/CN115443802A/zh
Publication of WO2018003558A1 publication Critical patent/WO2018003558A1/fr

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/12—Details of combines
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/02—Self-propelled combines
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D61/00—Elevators or conveyors for binders or combines
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D67/00—Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/03—Driving mechanisms or parts thereof for harvesters or mowers fluid
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/06—Gearings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F12/00—Parts or details of threshing apparatus
    • A01F12/56—Driving mechanisms for the threshing parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/20—Off-Road Vehicles
    • B60Y2200/22—Agricultural vehicles
    • B60Y2200/222—Harvesters

Definitions

  • the invention of the present application relates to a combine equipped with a harvesting unit that harvests uncut cereal grains in a field and a threshing unit that threshs grains of the harvested cereal grains.
  • Patent Documents 1, 2, and 4 there is a distance between the engine and the hydraulic oil tank, and cooling air to the engine is not supplied to the hydraulic oil tank. The cooling effect of engine cooling air is not exhibited.
  • patent document 3 is the structure by which the cooling air from an engine flows toward a hydraulic-oil tank, sufficient cooling effect is not acquired and it becomes the structure which needs cooling by an oil cooler. ing.
  • the present invention seeks to provide an improved combine by examining these current conditions.
  • the combine of the present invention comprises a threshing portion provided with a handling cylinder, a traveling machine body equipped with an engine and a transmission case, a cutting portion provided at a front portion of the threshing portion, and from the cutting portion.
  • a hydraulic oil tank that stores hydraulic oil is on the traveling machine body, and The engine and the hydraulic oil tank are disposed in a space between the feeder house and the beater, and are arranged side by side in front of the traveling machine body.
  • the hydraulic oil tank may have an oil supply port protruding toward the outer side of the machine on the outer side of the machine and an oil filter that can be inserted and removed from the outer side of the machine.
  • the hydraulic piping connected to the hydraulic oil tank is provided by extending the hydraulic oil tank and the front of the engine to the left and right, and a hydraulic pump in which a part of the hydraulic piping is disposed in front of the engine;
  • the oil filter may be in communication.
  • the machine casing includes front and rear support frames that are erected from the traveling machine body before and after the beater, and upper and lower beam frames that respectively erected upper and lower portions of the front and rear support frames.
  • a first counter shaft that receives driving force from the engine is pivotally supported by the rear strut frame, and the beater shaft of the beater is pivotally supported by a beater bearing body connected to the upper and lower beam frames.
  • a shaft-supported cutting input shaft passes through the feeder house, a first power transmission mechanism for transmitting the rotational power of the first counter shaft to the beater shaft, and a rotational power of the beater shaft for the cutting input shaft.
  • a second power transmission mechanism that transmits the hydraulic oil to the first and second power transmission mechanisms and a region surrounded by the front support frame. Or as an oil inlet and the oil filter is disposed.
  • the threshing portion pivotally supports a red pepper on the rear side of the rear support frame, and a second counter shaft capable of rotating relative to the red pepper shaft penetrates the inside of the red pepper shaft.
  • the second counter shaft receives power from the engine and transmits the power to the first counter shaft, and the rotational power of the first counter shaft is branched and transmitted to each of the red shaft and the beater shaft. It is good also as a thing.
  • the hydraulic oil tank is disposed in a space surrounded by the feeder house and the machine housing of the threshing unit, and dust from the cutting unit can be prevented from accumulating in the hydraulic oil tank. It is also possible to prevent the hydraulic oil from being contaminated by dust entering from the mouth. Further, since the cooling air from the engine flows into the installation space of the hydraulic oil tank, an increase in the hydraulic oil temperature can be suppressed without providing an oil cooler on the hydraulic circuit, and each hydraulic member can be driven appropriately.
  • the oil supply port and the oil filter are provided on the machine outer side surface of the hydraulic oil tank, the oil supply port and the oil filter can be easily accessed by removing the threshing cover provided on the machine outside side of the threshing unit. it can. Therefore, the oil supply operation of the hydraulic oil tank and the replacement operation of the oil filter can be facilitated, and the maintainability in the hydraulic circuit can be improved.
  • the hydraulic piping since the hydraulic piping is extended along the output shaft of the engine, bypassing the front of the engine toward the hydraulic oil tank, the hydraulic piping is not easily affected by the radiant heat from the engine. It will be arranged so that the pipe length becomes short at the position, and the rise in the temperature of the hydraulic oil flowing through the hydraulic piping can be suppressed.
  • the oil supply port of the hydraulic oil tank and the oil filter are arranged in the region surrounded by the first and second power transmission mechanisms and the front support frame, the transmission in the first and second power transmission mechanisms.
  • the oil supply work to the working oil tank and the oil filter replacement work can be performed without removing the material (chain or belt).
  • the drive system for driving a cutting part, a red pepper, etc. is concentrated and installed in the machine outside of the threshing part, and the machine inside front of the threshing part can be opened. Therefore, the hydraulic oil tank installation space at the front lower side of the threshing portion is opened toward the inside of the machine, and a lot of cooling air can be guided to the hydraulic oil tank installation space.
  • FIG. 1 is a left side view of the combine
  • FIG. 2 is a right side view thereof
  • FIG. 3 is a plan view thereof.
  • the schematic structure of the combine will be described with reference to FIGS.
  • the left side in the forward direction of the traveling machine body 1 is simply referred to as the left side
  • the right side in the forward direction is also simply referred to as the right side.
  • the ordinary combine in the embodiment includes a traveling machine body 1 supported by a pair of left and right crawler belts 2 made of rubber crawlers as a traveling portion.
  • a mowing unit 3 for taking in unharmed cereals such as rice (or wheat, soybeans or corn) is mounted by a single-acting lifting hydraulic cylinder 4 so as to be adjustable up and down. ing.
  • a threshing unit 9 for threshing the harvested cereal meal supplied from the harvesting unit 3 is mounted on the left side of the traveling machine 1.
  • a grain sorting mechanism 10 for performing swing sorting and wind sorting is arranged in the lower part of the threshing unit 9.
  • a driver's cab 5 on which an operator is boarded is mounted on the front right side of the traveling machine body 1.
  • An engine 7 as a power source is disposed on the cab 5 (below the driver seat 42).
  • a discharge conveyor 8 is arranged.
  • the grain discharge conveyor 8 is tilted toward the outside of the machine so that the grains in the grain tank 6 are carried out by the grain discharge conveyor 8.
  • the mowing unit 3 includes a feeder house 11 that communicates with the handling port 9a of the front part of the threshing unit 9 and a horizontally long bucket-shaped grain header 12 that is provided continuously at the front end of the feeder house 11.
  • a scraping auger 13 platform auger
  • a take-up reel 14 with a tine bar is disposed above the front portion of the take-up auger 13.
  • a clipper-shaped cutting blade 15 is disposed in front of the grain header 12.
  • Left and right weed bodies 16 are provided to project from the left and right sides of the front part of the grain header 12.
  • a supply conveyor 17 is installed in the feeder house 11.
  • a beater-feeding beater 18 (front rotor) is provided on the feed end side (handle 9a) of the supply conveyor 17.
  • the lower surface portion of the feeder house 11 and the front end portion of the traveling machine body 1 are connected via the lifting hydraulic cylinder 4, and the cutting portion 3 cuts with the cutting input shaft 89 (feeder house conveyor shaft) described later as a lifting fulcrum. It is moved up and down by the lifting hydraulic cylinder 4.
  • the tip side of the uncut grain culm between the left and right weed bodies 16 is scraped by the scraping reel 14, and the base side of the uncut grain culm is cut by the cutting blade 15. Due to the rotation drive, the harvested cereal grains are collected near the entrance of the feeder house 11 near the center of the left and right width of the grain header 12. The whole amount of the harvested cereal meal of the grain header 12 is conveyed by the supply conveyor 17 and is configured to be input to the handling port 9 a of the threshing unit 9 by the beater 18.
  • the grain header 12 is provided with a horizontal control hydraulic cylinder (not shown) that rotates about the horizontal control fulcrum shaft, and the grain header 12 is adjusted by the horizontal control hydraulic cylinder to adjust the horizontal inclination of the grain header 12. 12, the cutting blade 15, and the take-up reel 14 can be supported horizontally with respect to the field scene.
  • a horizontal control hydraulic cylinder (not shown) that rotates about the horizontal control fulcrum shaft, and the grain header 12 is adjusted by the horizontal control hydraulic cylinder to adjust the horizontal inclination of the grain header 12. 12, the cutting blade 15, and the take-up reel 14 can be supported horizontally with respect to the field scene.
  • a handling cylinder 21 is rotatably provided in a handling chamber of the threshing unit 9.
  • a handling cylinder 21 is pivotally supported on a handling cylinder shaft 20 (see FIG. 4) extended in the front-rear direction of the traveling machine body 1.
  • a receiving net 24 for allowing the grains to leak is stretched.
  • a spiral screw blade-shaped intake blade 25 projects outward in the radial direction on the outer peripheral surface of the front portion of the handling cylinder 21.
  • the harvested cereal mash introduced from the handling port 9a by the beater 18 is conveyed toward the rear of the traveling machine body 1 by the rotation of the handling cylinder 21 and is, for example, between the handling cylinder 21 and the receiving net 24. Kneaded and threshed.
  • the threshing of grains or the like smaller than the mesh of the receiving net 24 leaks from the receiving net 24.
  • the sawdust and the like that do not leak from the receiving net 24 are discharged from the dust outlet 23 at the rear of the threshing portion 9 to the field by the conveying action of the handling cylinder 21.
  • a plurality of dust feeding valves for adjusting the conveying speed of threshing in the handling chamber are pivotally mounted on the upper side of the handling cylinder 21 so as to be rotatable.
  • the conveying speed (residence time) of threshing in the handling chamber can be adjusted according to the variety and properties of the harvested cereal.
  • the grain sorting mechanism 10 disposed below the threshing unit 9 includes a rocking sorter 26 for specific gravity sorting having a grain pan, a chaff sheave, a grain sheave, a Strollac, and the like.
  • the grain sorting mechanism 10 includes a blower fan-shaped tongue 29 or the like that supplies sorting wind to the swing sorter 26.
  • the threshing that has been threshed by the handling cylinder 21 and leaked from the receiving net 24 is caused by the specific gravity sorting action of the swing sorter 26 and the wind sorting action of the blower fan-shaped tang 29, so No.), a mixture of grain and straw (second thing such as grain with branches), and wastes are selected and extracted.
  • the first conveyor mechanism 30 and the second conveyor mechanism 31 are provided on the lower side of the swing sorter 26 as the grain sorting mechanism 10.
  • the grain (first thing) dropped from the swing sorter 26 by the sorting of the swing sorter 26 and the blower fan-shaped tongue 29 is collected in the grain tank 6 by the first conveyor mechanism 30 and the cereal conveyor 32.
  • the mixture of grains and straw (second product) is returned to the sorting start end side of the swing sorting plate 26 through the second conveyor mechanism 31 and the second reduction conveyor 33 and is re-sorted by the swing sorting plate 26.
  • the sawdust and the like are configured to be discharged from the dust outlet 23 at the rear of the traveling machine body 1 to the field.
  • the cab 5 is provided with a control column 41 and a driver seat 42 on which an operator sits.
  • the control column 41 includes an accelerator lever 40 that adjusts the rotational speed of the engine 7, a round control handle 43 that changes the course of the traveling machine body 1 by the rotation of the operator, and a main switch that switches the moving speed of the traveling machine body 1.
  • a shift lever 44 and a sub-shift lever 45, a cutting clutch lever 46 for driving or stopping the cutting unit 3, and a threshing clutch lever 47 for driving or stopping the threshing unit 9 are arranged.
  • a sunshade roof body 49 is attached to the front upper surface side of the Glen tank 6 via a sun visor support 48 so that the sunshade roof body 49 covers the upper side of the cab 5.
  • left and right track frames 50 are arranged on the lower surface side of the traveling machine body 1.
  • the track frame 50 includes a drive sprocket 51 that transmits the power of the engine 7 to the crawler belt 2, a tension roller 52 that maintains the tension of the crawler belt 2, a plurality of track rollers 53 that hold the ground side of the crawler belt 2 in a grounded state, An intermediate roller 54 that holds the non-grounding side of the crawler belt 2 is provided.
  • the front side of the crawler belt 2 is supported by the drive sprocket 51, the rear side of the crawler belt 2 is supported by the tension roller 52, the ground side of the crawler belt 2 is supported by the track roller 53, and the non-ground side of the crawler belt 2 is supported by the intermediate roller 54 To be configured.
  • the transmission case 63 is provided with a linear hydraulic continuously variable transmission 64 for traveling speed change having a hydraulic linear pump 64a and a hydraulic linear motor 64b.
  • the engine 7 is mounted on the upper right side of the front part of the traveling machine body 1, and the mission case 63 is arranged on the front part of the traveling machine body 1 on the left side of the engine 7.
  • An output shaft 65 projecting leftward from the engine 7 and a mission input shaft 66 projecting leftward from the mission case 63 are connected via an engine output belt 67, an engine output pulley 68, and a mission input pulley 69. Yes.
  • a turning hydraulic continuously variable transmission 70 for steering having a hydraulic swing pump 70a and a hydraulic swing motor 70b is provided in the mission case 63, and a straight advance hydraulic continuously variable transmission 64 and a swing hydraulic type are connected via a mission input shaft 66. While the output of the engine 7 is transmitted to the continuously variable transmission 70, the straight steering hydraulic continuously variable transmission 64 and the turning hydraulic continuously variable transmission 70 are output by the steering handle 43, the main transmission lever 44, and the auxiliary transmission lever 45. The left and right crawler belts 2 are driven via a straight hydraulic stepless transmission 64 and a turning hydraulic stepless transmission 70 so as to travel and move in the field.
  • a handling cylinder drive case 71 that pivotally supports the front end side of the handling cylinder shaft 20 is provided.
  • a barrel driving case 71 is disposed on the front side of the threshing unit 9.
  • a handling cylinder input shaft 72 for driving the cutting unit 3 and the handling cylinder 21 is supported by a handling cylinder drive case 71.
  • the main countershaft 76 as a fixed rotating shaft penetrated in the right and left of the threshing part 9 is provided.
  • a working unit input pulley 83 is provided at the right end of the main counter shaft 76.
  • the right end of the main counter shaft 76 is connected to an engine output pulley 68 on the output shaft 65 of the engine 7 via a threshing clutch 84 that also serves as a tension roller and a working unit drive belt 85.
  • the cylinder input mechanism 90 for transmitting the driving force of the main counter shaft 76 to the cylinder input shaft 72 includes cylinder driving pulleys 86 and 87 and a cylinder driving belt 88, and the driving force from the engine 7 is transmitted.
  • a handling cylinder input mechanism 90 (cylinder driving pulleys 86 and 87 and a handling cylinder driving belt 88) is arranged at one end of the counter shaft 76 on the engine 7 side, and the handling cylinder 21 is driven to rotate at a constant rotational output by the engine 7. It is configured as follows.
  • a beater driving mechanism and a cutting drive mechanism that transmit the driving force of the main counter shaft 76 to the beater shaft 82 and the cutting input shaft 89 are provided on the other end side of the main counter shaft 76.
  • a sub-counter shaft 104 is disposed between the beater shaft 82 and the main counter shaft 76, and a power relay belt 113 is wound around the power relay pulleys 105 and 106 provided on the main counter shaft 76 and the sub-counter shaft 104.
  • a power relay mechanism that is rotated and transmits power to the cutting drive mechanism is configured.
  • the cutting drive belt 114 is wound around the cutting drive pulleys 107 and 108 provided on the sub-counter shaft 104 and the beater shaft 82, respectively, thereby constituting a beater driving mechanism.
  • the cutting drive belt 114 is stretched by the cutting clutch 109 that also serves as a tension roller, so that the rotational power from the engine 7 transmitted to the main counter shaft 76 is transferred to the beater via the power relay mechanism and the beater driving mechanism. Input to the shaft 82.
  • the cutting drive mechanism is configured so that the cutting drive force from the engine 7 is transmitted from the beater shaft 82 on which the beater 18 is supported to the cutting input shaft 89 through the cutting drive chain 115 and the sprockets 116 and 117. ing. Accordingly, the cutting unit 3 is driven to rotate at a constant rotation output of the engine 7 together with the beater 18.
  • the rotary shaft 100 which is the rotational axis of the blower fan-shaped tongue 29 has a hollow tube shape, and the main counter shaft 76 is inserted into the hollow portion of the tongue shaft 100. That is, the main counter shaft 76 and the red shaft 100 have a double shaft structure, and the main counter shaft 76 and the red shaft 100 are pivotally supported so as to be rotatable relative to each other.
  • a tang drive belt 103 is wound around the tang drive pulleys 101 and 102 provided on the sub-counter shaft 104 and the tang shaft 100, respectively, thereby forming a tang drive mechanism. Therefore, the rotational power from the engine 7 transmitted to the main counter shaft 76 is input to the beater shaft 82 via the power relay mechanism and the Karatsu drive mechanism, and the Karatsu 29 is driven to rotate at a constant rotation output of the engine 7.
  • the machine housing 9b of the threshing unit 9 has a cutting support frame 36 on the upper surface side of the front part of the threshing machine housing column 34 in the upper surface side of the traveling machine body 1.
  • a cutting bearing body 37 is attached to the front right side of the cutting support frame body 36, and a forward / reverse switching case 121, which will be described later, is attached to the front left side of the cutting support frame body 36.
  • the cutting input shaft 89 is pivotally supported on the front side of the cutting support frame 36 via the cutting bearing body 37 and the forward / reverse switching case 121 so as to be turnable in the left-right direction of the traveling machine body 1, and the cutting support frame 36.
  • a beater shaft 82 (beater 18) facing left and right is pivotally supported via a beater bearing body 38.
  • a handling cylinder drive case 71 is attached to the upper surface side of the cutting support frame 36, and a handling cylinder input shaft 72 is pivotally supported on the handling cylinder drive case 71.
  • a left-right cutting input shaft 89 for driving the supply conveyor 17 in the feeder house 11 is provided.
  • the cutting drive force transmitted from the engine 7 to one end of the main counter shaft 76 on the engine 7 side is transmitted from the other end of the main counter shaft 76 opposite to the engine 7 to the forward / reverse transmission of the cutting forward / reverse switching case 121. It is transmitted to the shaft 122.
  • the cutting input shaft 89 is driven via the forward rotation bevel gear 124 or the reverse rotation bevel gear 125 of the cutting forward / reverse switching case 121.
  • a left and right handling cylinder input shaft 72 is provided on the front side of the threshing portion 9, and the driving force transmitted from the engine 7 to one end of the main counter shaft 76 on the engine 7 side is one end on the engine 7 side of the handling cylinder input shaft 72. Transmitted to the department.
  • a handling cylinder input shaft 72 provided on the front side of the threshing unit 9 is arranged in the left-right direction of the traveling machine body 1, while the handling cylinder 21 is pivotally supported by the handling cylinder shaft 20 arranged in the front-rear direction of the traveling machine body 1.
  • the front end side of the handling cylinder shaft 20 is connected to the left and right other ends of the handling cylinder input shaft 72 opposite to the engine 7 via a bevel gear mechanism 75.
  • the driving force of the engine 7 is transmitted from the other left and right end portions of the main counter shaft 76 opposite to the engine 7 to the grain selecting mechanism 10 for selecting the grain after threshing or the cutting unit 3. .
  • the right end of the cylinder input shaft 72 is connected to the right end of the main counter shaft 76 on the side close to the engine 7 via the cylinder driving pulleys 86 and 87 and the cylinder driving belt 88.
  • a front end side of the handling cylinder shaft 20 is connected to a left end portion of the handling cylinder input shaft 72 extending in the left-right direction via a bevel gear mechanism 75.
  • the power of the engine 7 is transmitted from the right end portion of the main counter shaft 76 to the front end side of the barrel shaft 20 via the barrel input shaft 72, and the barrel 21 is rotationally driven in one direction.
  • the driving force of the engine 7 is transmitted from the left end portion of the main counter shaft 76 to the grain sorting mechanism 10 disposed below the threshing section 9.
  • the left side end of the main counter shaft 76 is connected to the left end portion of the first conveyor shaft 77 of the first conveyor mechanism 30 and the left end portion of the second conveyor shaft 78 of the second conveyor mechanism 31 via the conveyor drive belt 111. The ends are connected.
  • the left end portion of the second conveyor shaft 78 is connected to the left end portion of the crank-shaped swing drive shaft 79 pivotally supported by the rear portion of the swing sorting plate 26 via the swing sorting belt 112. That is, the threshing clutch 84 is controlled to be turned on and off by the operation of the threshing clutch lever 47 by the operator.
  • Each part of the grain sorting mechanism 10 and the handling cylinder 21 are driven by an operation of turning on the threshing clutch 84.
  • the cereal conveyor 32 is driven via the first conveyor shaft 77, and the first selected grain of the first conveyor mechanism 30 is collected in the Glen tank 6.
  • the second reduction conveyor 33 is driven via the second conveyor shaft 78, and the second selected grain (second product) mixed with the sawdust from the second conveyor mechanism 31 is moved to the upper side of the swing sorter 26. Returned to Further, in the structure in which the dust discharge port 23 is provided with a spreader (not shown) for dust dispersion, the left side of the main counter shaft 76 is connected to the spreader via a spreader drive pulley (not shown) and a spreader drive belt (not shown). Connect the ends.
  • a cutting input shaft 89 is provided as a conveyor input shaft that pivotally supports the feed end side of the supply conveyor 17.
  • a header drive shaft 91 is rotatably supported on the right side rear side of the grain header 12.
  • the left end of the beater shaft 82 is connected to the left end of the forward / reverse transmission shaft 122 via the cutting drive chain 115 and the sprockets 116 and 117, and the cutting input shaft 89 transmits forward / reverse transmission via the forward / reverse switching case 121.
  • the shaft 122 is connected.
  • the right end of the cutting input shaft 89 is connected to the left end of the header drive shaft 91 extending in the left-right direction via the header drive chain 118 and the sprockets 119 and 120.
  • a scraping shaft 93 that pivotally supports the scraping auger 13 is provided.
  • An intermediate portion of the header drive shaft 91 is connected to the right side portion of the drive shaft 93 via a drive drive chain 92.
  • a reel shaft 94 that pivotally supports the take-up reel 14.
  • the right end portion of the take-in shaft 93 is connected to the right end portion of the reel shaft 94 via an intermediate shaft 95 and reel drive chains 96 and 97.
  • the cutting blade 15 is connected to the right end portion of the header driving shaft 91 via a cutting blade driving crank mechanism 98.
  • the intermediate bevel gear 126 is always meshed with the forward bevel gear 124 and the reverse bevel gear 125.
  • the slider 127 is slidably supported on the cutting input shaft 89 by a spline engagement shaft.
  • the slider 127 is configured to be detachably engageable with the forward rotation bevel gear 124 via the claw clutch-shaped forward rotation clutch 128, and the slider 127 is engaged with the reverse rotation bevel gear 125 via the claw clutch-shaped reverse rotation clutch 129. It is configured to be detachably engageable.
  • the forward / reverse switching shaft 123 for sliding the slider 127 is provided, and the forward / reverse switching arm 130 is provided on the forward / reverse switching shaft 123, and the forward / reverse switching arm 130 is operated by operating the forward / reverse switching lever 212 (forward / reverse operation tool).
  • the forward / reverse switching shaft 123 is rotated, the slider 127 is brought into and out of contact with the forward bevel gear 124 or the reverse bevel gear 125, and the forward bevel gear 124 or the reverse rotation via the forward clutch 128 or the reverse clutch 129.
  • the slider 127 is selectively locked to the bevel gear 125, and the cutting input shaft 89 is connected to the forward / reverse transmission shaft 122 in the forward rotation connection or the reverse rotation connection.
  • the structure is provided with a forward / reverse switching case 121 as a forward / reverse switching mechanism for driving the supply conveyor 17 to rotate forward or backward, and the supply conveyor 17 is connected to the beater shaft 82 via the forward / reverse switching case 121. Therefore, the feed conveyor 17 and the like of the feeder house 11 can be reversely rotated by the reverse rotation switching operation of the forward / reverse switching case 121, and the clogs in the feeder house 11 and the like can be quickly removed.
  • the right end of the auger drive shaft 158 is connected to the output shaft 65 of the engine 7 via the tension pulley-shaped auger clutch 156 and the auger drive belt 157.
  • the front end side of the lateral feed auger 160 at the bottom of the Glen tank 6 is connected to the left end portion of the auger drive shaft 158 via a bevel gear mechanism 159.
  • the longitudinal feed auger 162 of the grain discharge conveyor 8 is connected to the rear end side of the lateral feed auger 160 via the bevel gear mechanism 161, and the grain of the grain discharge conveyor 8 is connected to the upper end side of the vertical feed auger 162 via the bevel gear mechanism 163.
  • the grain discharge auger 164 is connected.
  • the grain discharge lever 155 which turns on and off the auger clutch 156 is provided.
  • a grain discharge lever 155 is attached to the rear of the driver seat 42 and in front of the grain tank 6 so that the operator can operate the grain discharge lever 155 from the driver seat 42 side.
  • the transmission case 63 includes a hydraulic continuously variable transmission 64 for linear movement (traveling main transmission) having a pair of linear pumps 64a and a linear motor 64b, and a pair of swing pumps 70a. And a hydraulic continuously variable transmission 70 for turning having a turning motor 70b.
  • the transmission input shaft 66 of the transmission case 63 is connected to the pump shafts 258 and 259 of the rectilinear pump 64a and the swing pump 70a, respectively, and is driven by gears.
  • An engine output belt 67 is wound around a mission input pulley 69 on the mission input shaft 66. The output of the engine 7 is transmitted to the mission input pulley 69 via the engine output belt 67, and the linear pump 64a and the swing pump 70a are driven.
  • the driving force output from the output shaft 65 of the engine 7 is transmitted to the pump shaft 258 of the rectilinear pump 64a and the pump shaft 259 of the swing pump 70a via the engine output belt 67 and the mission input shaft 66, respectively.
  • hydraulic oil is appropriately sent from the rectilinear pump 64a to the rectilinear motor 64b by the power transmitted to the pump shaft 258.
  • hydraulic oil is appropriately sent from the swing pump 70a to the swing motor 70b by the power transmitted to the pump shaft 259.
  • the pump shaft 259 is provided with a transmission charge pump 151 for supplying hydraulic oil to the hydraulic pumps 64a and 70a and the hydraulic motors 64b and 70b.
  • the rectilinear hydraulic continuously variable transmission 64 changes and adjusts the inclination angle of the rotary swash plate in the rectilinear pump 64a in accordance with the amount of operation of the main transmission lever 44 and the steering handle 43 disposed in the steering column 41, thereby driving the linear motor.
  • the rotation direction and the rotation speed of the linear motor shaft 260 protruding from the linear motor 64b are arbitrarily adjusted.
  • the auxiliary transmission gear mechanism 251 includes an auxiliary transmission low speed gear 254, an auxiliary transmission intermediate speed gear 255, and an auxiliary transmission high speed gear 256 that are switched by the auxiliary transmission shifters 252 and 253.
  • the output rotational speed of the straight traveling motor shaft 260 is selectively switched to three speeds of low speed, medium speed or high speed. . Note that a neutral position (a position where the output of the sub-shift is zero) is between the low speed, the medium speed, and the high speed of the sub-shift.
  • a drum type parking brake 266 is provided on the parking brake shaft 265 (sub transmission output shaft) provided on the output side of the sub transmission gear mechanism 251.
  • the rotational power from the auxiliary transmission gear mechanism 251 is transmitted from the auxiliary transmission output gear 267 fixed to the parking brake shaft 265 to the left and right differential mechanisms 257.
  • the left and right differential mechanisms 257 are each provided with a planetary gear mechanism 268.
  • Each of the left and right planetary gear mechanisms 268 is capable of rotating one sun gear 271, a plurality of planet gears 272 that mesh with the sun gear 271, a ring gear 273 that meshes with the planet gear 272, and a plurality of planet gears 272 on the same circumference. And a carrier 274 to be arranged.
  • the carriers 274 of the left and right planetary gear mechanisms 268 are arranged on the same axis so as to oppose each other with an appropriate interval.
  • a center gear 276 is fixed to a sun gear shaft 275 provided with left and right sun gears 271.
  • the left and right ring gears 273 are arranged concentrically on the sun gear shaft 275 in a state where the inner teeth of the inner peripheral surface thereof mesh with the plurality of planetary gears 272. Further, the external teeth of the outer peripheral surfaces of the left and right ring gears 273 are connected to the steering output shaft 285 via intermediate gears 287 and 288 for left and right turning output described later.
  • Each ring gear 273 is rotatably supported by left and right forced differential output shafts 277 projecting left and right outward from the outer surface of the carrier 274.
  • the left and right axles 278 are connected to the left and right forced differential output shafts 277 via final gears 278a and 278b.
  • the left and right drive sprockets 51 are attached to the left and right axles 278. Therefore, the rotational power transmitted from the auxiliary transmission gear mechanism 251 to the left and right planetary gear mechanisms 268 is transmitted from the left and right axles 278 to each drive sprocket 51 at the same rotational speed in the same direction, and the left and right crawler belts 2 are transmitted in the same direction. And the traveling machine body 1 is moved straight (forward, backward).
  • the swing hydraulic type continuously variable transmission 70 changes and adjusts the inclination angle of the rotary swash plate in the swing pump 70a according to the amount of rotation of the main transmission lever 44 and the steering handle 43 arranged in the control column 41, By changing the discharge direction and discharge amount of the hydraulic oil to the turning motor 70b, the rotation direction and the number of rotations of the turning motor shaft 261 protruding from the turning motor 70b are arbitrarily adjusted. Further, a turning pulse generating rotary wheel body 294 is provided on a steering counter shaft 280, which will be described later, and the rotational speed (turning vehicle speed) of the steering output of the turning motor 70b by a turning rotation sensor (turning vehicle speed sensor) (not shown). Is configured to detect.
  • a wet multi-plate type turning brake 279 (steering brake) provided on the turning motor shaft 261 (steering input shaft), and the turning motor shaft 261 via the reduction gear 281 are provided.
  • Steering counter shaft 280 to be coupled, steering output shaft 285 coupled to steering counter shaft 280 via reduction gear 286, and left input coupling steering output shaft 285 to left ring gear 273 via reverse gear 284
  • a gear mechanism 282 and a right input gear mechanism 283 that connects the steering output shaft 285 to the right ring gear 273 are provided.
  • the rotational power of the turning motor shaft 261 is transmitted to the steering counter shaft 280.
  • the rotational power transmitted to the steering counter shaft 280 is transmitted to the left ring gear 273 as reverse rotational power via the left intermediate gear 287 and the reverse gear 284 on the steering output shaft 285 in the left input gear mechanism 282.
  • it is transmitted to the right ring gear 273 as forward rotation power through the right intermediate gear 288 on the steering output shaft 285 in the right input gear mechanism 283.
  • auxiliary transmission gear mechanism 251 When the auxiliary transmission gear mechanism 251 is neutral, power transmission from the straight-ahead motor 64b to the left and right planetary gear mechanisms 268 is blocked.
  • a sub-shift output other than neutral is output from the sub-transmission gear mechanism 251
  • power is transmitted from the linear motor 64 b to the left and right planetary gear mechanisms 268 via the sub-transmission low-speed gear 254, the sub-transmission medium speed gear 255, or the sub-transmission high speed gear 256.
  • the output of the swing pump 70a is in the neutral state and the swing brake 279 is in the on state, power transmission from the swing motor 70b to the left and right planetary gear mechanisms 268 is blocked.
  • the left ring gear 273 rotates reversely (forward rotation) and the right ring gear 273 rotates forward (reverse rotation) at the same rotation speed in opposite directions. That is, the shift output from the motor shafts 260 and 261 is transmitted to the drive sprockets 51 of the left and right crawler belts 2 via the auxiliary transmission gear mechanism 251 or the differential mechanism 257, respectively, and the vehicle speed of the traveling machine body 1 (running) Speed) and direction of travel are determined.
  • the rotational output from the rectilinear motor shaft 260 is transmitted to the left and right sun gears 271 at the same left and right rotational speeds.
  • the left and right crawler belts 2 are driven at the same rotational speed in the same direction via the gear 272 and the carrier 274, and the traveling machine body 1 travels straight.
  • the left ring gear 273 is rotated forward (reversely) by the rotational power from the turning motor shaft 261.
  • the right ring gear 273 rotates in the reverse direction (forward rotation).
  • one of the drive sprockets 51 of the left and right crawler belts 2 rotates forward, the other rotates backward, and the traveling machine body 1 changes its direction on the spot (reliable turn spin turn).
  • the traveling machine body 1 makes a pivot turn while moving forward or backward.
  • the turning radius at this time is determined according to the speed difference between the left and right crawler belts 2.
  • the engine 7 turns left or right while the driving force of the engine 7 is always transmitted to the left and right crawler belts 2.
  • the working system hydraulic circuit 180 includes, as hydraulic actuators, a cutting lift hydraulic cylinder 4 and left and right reel lifting hydraulic cylinders 27L and 27R that support the take-up reel 14 to be lifted and lowered.
  • An auger lifting / lowering hydraulic cylinder 55 that supports the grain discharge auger 164 to be movable up and down, left and right machine lifting / lowering hydraulic cylinders 56L and 56R that lift and lower the traveling machine body 1, a hydraulic oil tank 57 that stores hydraulic oil, and hydraulic oil
  • a hydraulic pump 59 connected to the tank 57 via an oil filter 58 and hydraulic valves 60A to 60E for switching the flow of hydraulic oil are provided.
  • the hydraulic valves 60A to 60E are incorporated in a hydraulic valve unit 60 mounted on the traveling machine body 1.
  • the hydraulic pump 59 is hydraulically connected to the cutting lift hydraulic cylinder 4 via the cutting lift hydraulic valve 60A.
  • a cutting posture lever (not shown) in the driving operation unit (operating platform) 5 to tilt in the front-rear direction
  • the cutting lift hydraulic cylinder 4 is operated, and the operator moves the cutting unit 3 to an arbitrary height (for example, cutting work height). Alternatively, it is configured to move up and down to a non-working height or the like.
  • the working hydraulic pump 59 is hydraulically connected to the reel lifting hydraulic cylinders 27L and 27R via the reel lifting hydraulic valve 60B.
  • the working hydraulic pump 59 is hydraulically connected to the auger lifting hydraulic cylinder 55 via the auger lifting hydraulic valve 60C.
  • the auger lifting / lowering hydraulic cylinder 55 is actuated, and the operator throws the spear outlet of the grain discharge auger 164 in the grain discharge conveyor 8. Is moved up and down to an arbitrary height.
  • the grain discharge auger 164 is rotated in the horizontal direction together with the longitudinal feed auger 162 and the bevel gear mechanism 163 by the electric motor 165, and the culm throwing hole is moved in the horizontal direction. That is, it is configured such that the culling spout is positioned above the truck bed or container, and the grains in the Glen tank 6 are discharged into the truck bed or container.
  • the hydraulic oil tank 57 and the working hydraulic pump 59 are hydraulically connected to the left aircraft lifting hydraulic cylinder 56L via the left aircraft lifting hydraulic valve 60D.
  • the hydraulic oil tank 57 and the working hydraulic pump 59 are hydraulically connected to the right aircraft lifting hydraulic cylinder 56R via the right aircraft lifting hydraulic valve 60E.
  • the left and right airframe lifting hydraulic cylinders 56L and 56R are independently operated to raise and lower the left and right sides of the traveling body 1 independently.
  • the traveling machine 1 is connected to the left and right crawler belts 2 and 2 grounding portions.
  • the relative height (vehicle height) of the traveling machine body 1 with respect to the crawler belts 2, 2 is increased.
  • the traveling machine body 1 approaches (falls) to the crawler belts 2, 2 on both sides of the left and right sides, so , 2
  • the relative height (vehicle height) with respect to the ground contact portion is reduced.
  • the left body lifting / lowering hydraulic cylinder 56L is operated to lower the left truck frame 50 with respect to the traveling body 1, or the right body lifting / lowering hydraulic cylinder 56R is operated to raise the right truck frame 50 relative to the traveling body 1. (Or even if both of these operations are performed simultaneously), the traveling machine body 1 tilts downward.
  • the right airframe lifting hydraulic cylinder 56R is operated to lower the right truck frame 50 relative to the traveling machine body 1, or the left airframe lifting hydraulic cylinder 56L is operated to move the right truck frame 50 relative to the traveling body 1. When it is raised (or even if both of these operations are performed simultaneously), the traveling machine body 1 tilts downward to the left.
  • the hydraulic oil tank 57, the hydraulic pump 59, and the hydraulic valve unit 60 are each mounted on the traveling machine body 1, and are connected to each other via hydraulic pipes 181 to 183.
  • the hydraulic oil tank 57 is installed on the front left side, and a hydraulic pump 59 is fixed to the front surface of the engine 7 mounted on the front right side.
  • the pump 59 is connected by a hydraulic pipe 181.
  • a hydraulic valve unit 60 is disposed on the traveling machine body 1 at a position behind the engine 7, and a discharge side of the hydraulic pump 59 is connected to the hydraulic valve unit 60 via a hydraulic pipe 182.
  • the hydraulic valve unit 60 is connected to the hydraulic oil tank 57 via a hydraulic pipe 183 serving as a hydraulic oil return pipe.
  • the hydraulic oil tank 57 is installed on the traveling machine body 1 in a space position surrounded by the feeder house 11 and the beater 18, and the engine 7 and the hydraulic oil tank 57 are arranged side by side in front of the traveling machine body 1. Yes. That is, the hydraulic oil tank 57 is disposed in a space surrounded by the feeder house 11 and the machine housing of the threshing unit 9, and dust from the cutting unit 3 can be suppressed from accumulating in the hydraulic oil tank 57. Contamination of the hydraulic oil due to the intrusion of dust from the oil filler port 184 and the like can also be prevented. Further, since the cooling air from the engine 7 flows into the installation space of the hydraulic oil tank 57, an increase in the hydraulic oil temperature can be suppressed without providing an oil cooler on the work system hydraulic circuit 180. It can be driven properly.
  • the hydraulic oil tank 57 has an oil supply port 184 that protrudes toward the left side (outside of the machine) on the left side (outside side of the machine) and an oil filter 58 that can be inserted and removed from the left side. Therefore, the oil supply port 184 and the oil filter 58 can be easily accessed by removing the threshing cover 185 provided on the left side (machine outer side) of the threshing unit 9. Therefore, the refueling operation of the hydraulic oil tank 57 and the replacement operation of the oil filter 58 can be facilitated, and the maintainability in the work system hydraulic circuit 180 can be improved.
  • the hydraulic pipes 181 and 183 connected to the hydraulic oil tank 57 are extended from the hydraulic oil tank 57 and the engine 7 to the left and right, and the hydraulic pipe 59 and the hydraulic pump 59 disposed in front of the engine 7 are connected to the oil.
  • the filter 58 is in communication. That is, the hydraulic pipes 181 and 183 are extended along the output shaft 65 of the engine 7 toward the hydraulic oil tank 57 while bypassing the front of the engine 7. Further, the hydraulic pipes 182 and 183 extend rearward through a cooling fan provided on the right side of the engine 7 and are connected to the hydraulic valve unit 60. Accordingly, the hydraulic pipes 181 to 183 are arranged so that the pipe length is shortened at a position that is not easily affected by the radiant heat from the engine 7, and the temperature of the hydraulic oil flowing through the hydraulic pipe is prevented from increasing. it can.
  • the traveling hydraulic circuit 200 includes a linear pump 64a, a linear motor 64b, a swing pump 70a, a swing motor 70b, a transmission charge pump 151, an oil filter 152, and an oil cooler 153.
  • a straight pump 64 a and a straight motor 64 b in the straight hydraulic continuously variable transmission 64 are connected in a closed loop by a straight oil closing path 201.
  • the swing pump 70 a and the swing motor 70 b in the swing hydraulic type continuously variable transmission 70 are connected in a closed loop by a swing oil passage 202.
  • the traveling system hydraulic circuit 200 is provided with a rectilinear valve 203 that switches in response to manual operation of the main transmission lever 44 and a rectilinear cylinder 204 that is connected to the transmission charge pump 151 via the rectilinear valve 203.
  • the rectilinear valve 203 is switched, the rectilinear cylinder 204 is actuated to change the swash plate angle of the rectilinear pump 64a, and the rotational speed of the rectilinear motor shaft 260 of the rectilinear motor 64b is changed stepwise or reversed. A straight speed shifting operation is executed.
  • the traveling hydraulic circuit 200 includes a swing valve 206 that switches in response to manual operation of the steering handle 43, and a swing cylinder 207 that is connected to the transmission charge pump 151 via the swing valve 206.
  • the swing valve 206 When the swing valve 206 is switched, the swing cylinder 207 is operated to change the swash plate angle of the swing pump 70a, and the rotation speed of the swing motor shaft 261 of the swing motor 70b is steplessly changed or reversed.
  • a left / right turning operation is performed, and the traveling machine body 1 changes the traveling direction to the left / right to change the direction at the field headland or to correct the course.
  • the suction side of the transmission charge pump 151 is connected to a strainer 217 in the mission case 63 via a hydraulic pipe 208.
  • a charge introduction oil passage 218 is connected to the discharge side of the transmission charge pump 151 via a hydraulic pipe 209, and an oil filter 152 is installed in the middle of the hydraulic pipe 209.
  • a charge branch oil passage 219 connected to both the closed oil passages 201 and 202 is connected to the downstream side of the charge introduction oil passage 218. Therefore, while the engine 7 is being driven, the hydraulic oil from the transmission charge pump 151 is always replenished to both the closed oil passages 201 and 202.
  • the charge branch oil passage 219 is connected to the rectilinear cylinder 204 via the rectilinear valve 203 and is also connected to the pivot cylinder 207 via the pivot valve 206. Further, the charge branch oil passage 219 is connected to the transmission case 63 via the surplus relief valve 220 and the hydraulic pipe 210, and an oil cooler 153 is installed on the hydraulic pipe 210. Accordingly, when the hydraulic oil surplus from the transmission charge pump 151 is returned into the mission case 63 via the surplus relief valve 220, it is cooled by the oil cooler 153.
  • a pair of left and right engine room columns 147 are erected on the rear surface of the cab 5 on the upper surface of the traveling machine body 1, and a back plate 148 is disposed between the left and right engine room columns 147. It is stretched and covers the rear of the engine room 146 below the driver seat 42.
  • a box-shaped wind tunnel case 170 is erected on the right engine room column 147 provided at the right end portion of the cab 5 in the traveling machine body 1 via the opening / closing fulcrum shaft 171.
  • a dust removal net is provided in the opening on the right side of the wind tunnel case 170, and the presence of the dust removal net prevents dust and the like from entering the wind tunnel case 170 and the engine room 146.
  • a water cooling radiator 154 is erected on the inner side of the wind tunnel case 170 on the upper surface side of the traveling machine body 1, and the radiator 154 is opposed to the cooling fan 149 of the engine 7. And the shroud 150 of the aspect which covers the whole ventilation range part of the radiator 154 is installed, and the cooling fan 149 is arrange
  • FIG. An oil cooler 153 is installed in the wind tunnel case 170. By the rotation of the cooling fan 149, outside air (cooling air) is taken into the wind tunnel case 170 from the opening on the right side of the wind tunnel case 170, and the cooled cooling air is removed from the opening on the left side of the wind tunnel case 170 in the engine room 146. To send. Thereby, the oil cooler 153, the radiator 154, the engine 7 and the like are cooled by the cooling air flowing into the engine room 146.
  • the cutting support frame 36 stands from the upper surface of the traveling machine body 1 at the front positions of the left and right threshing machine housing columns (rear column frames) 34.
  • the beam frames 36b and 36c for the cutting support frame are installed on the upper end and the middle part of the cutting support column 36a and the threshing machine housing column 34 arranged in the front and rear.
  • Both ends of the left and right beater bearing bodies 38 are connected to the middle of the beam frames 36b and 36c for the upper and lower trimming support frames provided on the left and right, and the beater 18 is pivotally supported in the harvesting support frame 36 by the left and right beater bearing bodies 38. Is done.
  • the cutting support frame 36 is provided with a side plate 186 that covers the left and right sides of the beater 18, a top plate 187 that covers the top of the beater 18, a front plate 188 that covers the front of the beater 18, and a bottom plate 189 that covers the bottom of the beater 18. That is, the cutting support frame body 36 has a closed space that allows the rear end of the feeder house 11 and the handling port 9a to communicate with each other above the lower beam frame 36c. And the beater 18 which guide
  • the side plate 186 is installed so as to seal a region surrounded by the columns 34 and 36a and the beam frames 36b and 36c, and is also supported by a beater shaft 82 pivotally supported by a beater bearing body 38 disposed outside the side plate 186. It has a hole that penetrates.
  • the top plate 187 is installed on the left and right beam frames 36b, and a handling cylinder drive case 71 is installed on the upper surface thereof.
  • the front plate 188 has a front edge and an upper edge connected to each other, and extends downward toward the feeder house 11.
  • the front edge of the bottom plate 189 is connected to the rear edge of the bottom plate 190 of the feeder house 11, and the rear edge of the bottom plate 189 is connected to the front edge of the bottom of the handling port 9 a in front of the handling cylinder 21, and the bottom plate 189 is connected to the feeder house 11. It acts as a guide plate for the cereals to the mouth 9a.
  • the hydraulic oil tank 57 is installed in the space below the beater 18 installation space of the cutting support frame 36, and the upper side of the hydraulic oil tank 57 is covered with the bottom plate 189. Further, the front of the hydraulic oil tank 57 is covered with a front cover plate 191 connected to the bottom plate 189.
  • a blower fan-shaped tongue 29 is provided behind the hydraulic oil tank 57, and the outer periphery of the tongue 29 is covered with a tongue cover plate 192. Therefore, the hydraulic oil tank 57 is installed in the space surrounded by the bottom plate 189, the front cover plate 191, and the red pepper cover plate 192 in the cutting support frame 36.
  • the hydraulic oil tank 57 installation space by the bottom plate 189, the front cover plate 191 and the Kara cover plate 192 constitutes a passage opened on the left and right sides, and communicates with the engine room 146 on the right side.
  • the machine housing 9b of the threshing unit 9 includes left and right threshing side plates 193, and the front edge of the right threshing side plate 193 is fixed to the right threshing machine housing column 34 positioned in front of the engine room column 147. . Accordingly, a part of the cooling air taken in from the outside air from the cooling fan 149 passes through the engine room 146 and flows into the working oil tank 57 installation space in the cutting support frame 36 to cool the working oil tank 57.
  • the configuration in which the cooling air from the engine room 146 passes through the hydraulic oil tank 57 suppresses the temperature of the working oil circulating in the working hydraulic circuit 180 including the hydraulic oil tank 57 from increasing. it can. Therefore, it is not necessary to provide the work system hydraulic circuit 180 with an oil cooler, and the work system hydraulic circuit 180 and the travel system hydraulic circuit 200 are separated from each other, so that the oil cooler 153 is provided only in the travel system hydraulic circuit 200. It can be configured to be provided. As a result, the capacity of the oil cooler 153 can be reduced, and the cooling efficiency of the radiator 154 and the engine 7 positioned on the downstream side of the oil cooler 153 in the cooling air flow can be increased.
  • the counter counter shaft 104 that receives the driving force from the engine 7 is pivotally supported by a threshing machine housing column (rear column frame) 34, and is connected to the beamer bearing body 38 connected to the beam frames 36b and 36c for the upper and lower cutting support frames.
  • the beater shaft 82 is pivotally supported.
  • a cutting input shaft 89 that is pivotally supported in front of the cutting support column (front column frame) 36 a passes through the feeder house 11.
  • a first power transmission mechanism (beater drive mechanism using drive pulleys 107 and 108 and a cutting drive belt 114) that transmits the rotational power of the counter counter shaft 104 to the beater shaft 82, and a rotational power of the beater shaft 82 is transmitted to the cutting input shaft 89.
  • a second power transmission mechanism (a mowing drive mechanism using the mowing drive chain 115 and the sprockets 116 and 117).
  • An oil supply port 184 and an oil filter 58 of the hydraulic oil tank 57 are disposed in a region surrounded by the first and second power transmission mechanisms and the front cutting support column 36a. Thereby, the oil supply work to the hydraulic oil tank 57 and the replacement work of the oil filter 58 can be performed without removing the transmission material (chain or belt) in the first and second power transmission mechanisms. Maintenance can be improved.
  • the threshing unit 9 pivotally supports a tang 29 on the rear side of the threshing machine housing column (rear column frame) 34, and a main counter shaft 76 that can rotate relative to the tang shaft 100 of the tang 29 is a tang shaft 100. It penetrates inside.
  • the main counter shaft 76 receives the power from the engine 7 and transmits the power to the sub counter shaft 104, and the rotational power of the sub counter shaft 104 is branched and transmitted to the red shaft 100 and the beater shaft 82, respectively.
  • the drive system for driving the cutting unit 3, the grain sorting mechanism 10, and the tang 29 is concentrated on the left side (the outside of the machine) of the threshing part 9, so that the right side of the threshing part 9 (the inside of the machine).
  • the front can be opened. Therefore, the right side of the hydraulic oil tank 57 installation space at the front lower side of the threshing unit 9 can be opened, and a lot of cooling air can be guided to the hydraulic oil tank 57 installation space.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)
  • Combines (AREA)
  • Threshing Machine Elements (AREA)

Abstract

La présente invention concerne une moissonneuse-batteuse comprenant : une section de battage (9) munie d'un tambour de manutention (21) ; et un corps de machine mobile (1) sur lequel un moteur (7) et un carter de transmission (63) sont montés. Une section de récolte (3) est placé à l'avant de la section de battage (9). Les tiges dont les grains ont été récoltés transportées depuis la section de récolte (3) à travers un logement d'alimentation (11) sont chargées dans la section de battage (9) par un batteur (18) disposé sur le côté d'extrémité de terminaison du logement d'alimentation (11). Un réservoir d'huile hydraulique (57) destiné au stockage de l'huile hydraulique est monté sur le corps de machine mobile (1) à une position spatiale entourée du logement d'alimentation (11) et du batteur (18). Le moteur (7) et le réservoir d'huile hydraulique (57) sont disposés côte-à-côte dans le sens gauche-droite à l'avant du corps de machine mobile (1).
PCT/JP2017/022380 2016-06-27 2017-06-16 Moissonneuse-batteuse WO2018003558A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020217002841A KR102344820B1 (ko) 2016-06-27 2017-06-16 콤바인
CN201780024287.3A CN109413992B (zh) 2016-06-27 2017-06-16 联合收割机
KR1020187027204A KR102212099B1 (ko) 2016-06-27 2017-06-16 콤바인
KR1020217041920A KR20210157440A (ko) 2016-06-27 2017-06-16 콤바인
KR1020237020883A KR20230097218A (ko) 2016-06-27 2017-06-16 콤바인
CN202211126244.5A CN115443802A (zh) 2016-06-27 2017-06-16 联合收割机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-126717 2016-06-27
JP2016126717A JP6747887B2 (ja) 2016-06-27 2016-06-27 コンバイン

Publications (1)

Publication Number Publication Date
WO2018003558A1 true WO2018003558A1 (fr) 2018-01-04

Family

ID=60786020

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2017/022380 WO2018003558A1 (fr) 2016-06-27 2017-06-16 Moissonneuse-batteuse

Country Status (4)

Country Link
JP (1) JP6747887B2 (fr)
KR (4) KR20210157440A (fr)
CN (2) CN109413992B (fr)
WO (1) WO2018003558A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113545222A (zh) * 2021-07-29 2021-10-26 河北英虎农业机械股份有限公司 一种具备液压行走系统的玉米收获机
US11528847B2 (en) * 2017-10-25 2022-12-20 Kubota Corporation Combine harvester having a threshing device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021020568A1 (fr) * 2019-07-31 2021-02-04 株式会社クボタ Moissonneuse-batteuse
KR102572276B1 (ko) * 2023-01-25 2023-08-28 김상길 콤바인

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61170312A (ja) * 1985-01-22 1986-08-01 井関農機株式会社 コンバインの油圧動力連動装置
JPH08226406A (ja) * 1995-02-23 1996-09-03 Kubota Corp 油圧アクチュエータを有する作業機の戻り油構造
JP2006166751A (ja) * 2004-12-14 2006-06-29 Iseki & Co Ltd コンバインにおける油圧装置
JP2009292611A (ja) * 2008-06-06 2009-12-17 Komatsu Utility Co Ltd 作業車両
JP2011062121A (ja) * 2009-09-16 2011-03-31 Kubota Corp コンバイン
JP2013051932A (ja) * 2011-09-06 2013-03-21 Yanmar Co Ltd コンバイン
JP2014176342A (ja) * 2013-03-14 2014-09-25 Yanmar Co Ltd コンバイン
WO2016093201A1 (fr) * 2014-12-09 2016-06-16 ヤンマー株式会社 Moissonneuse-batteuse

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3557484B2 (ja) * 1994-04-14 2004-08-25 ヤンマー農機株式会社 移動作業機
CN2338961Y (zh) * 1998-06-06 1999-09-22 穆锡银 改向、降速、双动农用三轮运输车背载式谷物联合收割机
JP4042831B2 (ja) 1998-07-22 2008-02-06 ヤンマー農機株式会社 普通形コンバイン
CN2431708Y (zh) * 2000-06-06 2001-05-30 刘城昌 旋转式联合收割机
US6588187B2 (en) * 2001-06-05 2003-07-08 Deere & Company Harvester row unit height control with electrohydraulic proportional valve structure
JP2004058824A (ja) 2002-07-29 2004-02-26 Iseki & Co Ltd 作業車両の燃料タンク支持構造
JP2004141041A (ja) * 2002-10-23 2004-05-20 Mitsubishi Agricult Mach Co Ltd コンバイン
CN200957546Y (zh) * 2006-07-27 2007-10-10 彭智 液压内燃机动螺栓扳手
JP5163141B2 (ja) * 2008-01-17 2013-03-13 井関農機株式会社 コンバイン
JP5002042B2 (ja) 2010-08-06 2012-08-15 株式会社クボタ コンバイン
US20130284419A1 (en) 2012-04-27 2013-10-31 Cnh America Llc Combine cooling control system
CN203358671U (zh) * 2013-06-21 2013-12-25 中国重汽集团济南动力有限公司 液压转向冷却模块装置
JP2015084709A (ja) * 2013-10-30 2015-05-07 井関農機株式会社 コンバインの油圧機器冷却装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61170312A (ja) * 1985-01-22 1986-08-01 井関農機株式会社 コンバインの油圧動力連動装置
JPH08226406A (ja) * 1995-02-23 1996-09-03 Kubota Corp 油圧アクチュエータを有する作業機の戻り油構造
JP2006166751A (ja) * 2004-12-14 2006-06-29 Iseki & Co Ltd コンバインにおける油圧装置
JP2009292611A (ja) * 2008-06-06 2009-12-17 Komatsu Utility Co Ltd 作業車両
JP2011062121A (ja) * 2009-09-16 2011-03-31 Kubota Corp コンバイン
JP2013051932A (ja) * 2011-09-06 2013-03-21 Yanmar Co Ltd コンバイン
JP2014176342A (ja) * 2013-03-14 2014-09-25 Yanmar Co Ltd コンバイン
WO2016093201A1 (fr) * 2014-12-09 2016-06-16 ヤンマー株式会社 Moissonneuse-batteuse

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11528847B2 (en) * 2017-10-25 2022-12-20 Kubota Corporation Combine harvester having a threshing device
CN113545222A (zh) * 2021-07-29 2021-10-26 河北英虎农业机械股份有限公司 一种具备液压行走系统的玉米收获机
CN113545222B (zh) * 2021-07-29 2023-10-27 河北英虎农业机械股份有限公司 一种具备液压行走系统的玉米收获机

Also Published As

Publication number Publication date
KR102212099B1 (ko) 2021-02-03
KR20180114186A (ko) 2018-10-17
JP2018000006A (ja) 2018-01-11
JP6747887B2 (ja) 2020-08-26
CN109413992B (zh) 2022-10-04
CN115443802A (zh) 2022-12-09
KR102344820B1 (ko) 2021-12-28
KR20210157440A (ko) 2021-12-28
KR20230097218A (ko) 2023-06-30
CN109413992A (zh) 2019-03-01
KR20210013360A (ko) 2021-02-03

Similar Documents

Publication Publication Date Title
WO2018003558A1 (fr) Moissonneuse-batteuse
WO2018025564A1 (fr) Moissonneuse-batteuse
JP6666086B2 (ja) コンバイン
JP6979450B2 (ja) コンバイン
WO2017221842A1 (fr) Moissonneuse-batteuse
JP6635969B2 (ja) コンバイン
JP7140802B2 (ja) コンバイン
WO2012077496A1 (fr) Moissonneuse-batteuse
JP2018143130A (ja) コンバイン
WO2018173443A1 (fr) Moissonneuse-batteuse
WO2018159088A1 (fr) Moissonneuse-batteuse
JP6902124B2 (ja) コンバイン
JP2024091795A (ja) コンバイン
JP2018143131A (ja) コンバイン
JP7078695B2 (ja) コンバイン
JP6919006B2 (ja) コンバイン
JP6775459B2 (ja) コンバイン
JP2013106556A (ja) コンバイン
JP2018143132A (ja) コンバイン
JP2023030202A (ja) コンバイン

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 1020187027204

Country of ref document: KR

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17819918

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17819918

Country of ref document: EP

Kind code of ref document: A1