WO2007148687A1 - コンバインの引起し装置 - Google Patents
コンバインの引起し装置 Download PDFInfo
- Publication number
- WO2007148687A1 WO2007148687A1 PCT/JP2007/062316 JP2007062316W WO2007148687A1 WO 2007148687 A1 WO2007148687 A1 WO 2007148687A1 JP 2007062316 W JP2007062316 W JP 2007062316W WO 2007148687 A1 WO2007148687 A1 WO 2007148687A1
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- WO
- WIPO (PCT)
- Prior art keywords
- case
- raising
- pulling
- gear
- tine
- Prior art date
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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
- A01D41/14—Mowing tables
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D57/00—Delivering mechanisms for harvesters or mowers
- A01D57/22—Delivering mechanisms for harvesters or mowers for standing stalks
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D57/00—Delivering mechanisms for harvesters or mowers
- A01D57/01—Devices for leading crops to the mowing apparatus
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- 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
Definitions
- the present invention relates to a technique of a pulling device for a combine, and more particularly to a technique for dividing a pulling gear case for supporting a tine drive shaft and a transmission shaft so as to be easily attached / detached.
- a plurality of pre-cutting processing devices provided at the front thereof are arranged in parallel along the width direction (lateral width direction) intersecting the traveling direction of the traveling machine body.
- a grain raising apparatus having a side turning type grain raising case.
- Each grain raising case is provided with a raising tine that rotates the outer peripheral side portion of the acting portion toward the upper side of the lateral side in an outward projecting posture.
- the cedar-rising apparatus is configured to provide driving force to the cereal-rising case and a plurality of cereal-rising cases arranged at appropriate intervals along the width direction intersecting the traveling direction of the traveling machine body.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2003-079220
- the raising gear case 171 includes a tine driving shaft 146 of the grain raising case 122 and a raising transmission shaft 144 of the bow I raising drive pipe 139.
- a pair of bevel gears 183 and 182 connected to the drive shaft 146 are provided, and the tine drive shaft 146 and the bevel gears 82 and 83 are connected to the bow I and the gear case 171 is assembled.
- Is assembled to the drive pipe 139, and then the bow I raised gear case 171 is assembled to the bearing boss 173 fixed to the raised case 172 so that the maintenance and replacement of the bevel gear 182 ⁇ 183 can be performed.
- it is necessary to remove the elevating gear case 171 and elevating drive pipe 139 which is troublesome. Met.
- the pulling gear case 171 was inlay fitted to the bearing boss 173, it was difficult to assemble due to a slight error. In addition, when working in rainy weather, there was a risk that moisture could enter the gear case through the gap between the fittings. In addition, the pulling gear case 171 has a “ ⁇ ” shape when viewed from the side, and its angle cannot be changed. Therefore, the bevel gear, which is difficult to change, can not be changed.
- the present invention provides a combined bow I raising device having a bow I raising gear case that can be easily attached and detached and can be adapted to change in use.
- a pulling device for a combine that has a pulling device at the front part of a cutting device provided at the front part of the traveling machine body, pulls up a pulling gear case that houses a gear that drives the tine for triggering, and arranges it on the rear upper surface of the case
- the pulling gear case is divided into two front and rear cases, the tine drive shaft is supported on the front case, and the rear case is supported on the transmission shaft for transmitting the power transmitted by the cutting input shaft force.
- the bevel gears are fixed to the transmission shaft and engaged with each other to enable power transmission.
- a pulling device for a combine that has a pulling device at the front part of a cutting device provided at the front part of the traveling machine body, pulls up a pulling gear case that houses a gear that drives the tine for triggering, and arranges it on the rear upper surface of the case ,
- a first bevel gear fitted to a tine drive shaft is rotatably supported through a first bearing in the pulling gear case front part
- a second bevel gear which is engaged with the first bevel gear in the rear portion of the raising gear case and is fitted to the transmission shaft for transmitting the power transmitted from the cutting input shaft, is freely rotatable via the second bearing.
- the gear unit is formed by supporting and raising
- the pulling gear unit is mounted on the pulling case, and the pulling case force protrudes.
- the tine drive shaft is configured to be fitted to the first bevel gear so that power can be transmitted.
- the split surface of the pulling gear case is perpendicular to the tine drive shaft, and is arranged at the mating position of the bevel gear fixed to the tine drive shaft and the bevel gear fixed to the transmission shaft.
- a plurality of holes are provided around the front case and the rear case, and are fastened from behind by a fastener.
- a tine drive shaft having a bevel gear fixed to the front case is rotatably supported via a bearing to form a pulling side unit, and the pulling side unit is lifted and detachable from the case.
- a mowing device with a different pulling angle can be handled simply by replacing the rear case, and the versatility can be expanded.
- the shafts supported by the front case and the rear case can be easily assembled.
- the raising gear unit can be fastened and fastened with bolts, etc., so assembly is easy.
- the case can be removed without being disassembled, maintenance is easy. During maintenance, the endless chain is not loosened or removed.
- the rear case can be easily attached to the rear side. Assembling is easier than when the pulling gear case is integrally formed.
- FIG. 1 is a plan view showing an overall configuration of a combine according to an embodiment of the present invention.
- FIG. 3 Rear view of the case for raising the left grain.
- FIG. 4 Perspective view of the case for raising the left grain.
- FIG. 5 is a cross-sectional side view of the left raising gear case.
- FIG. 6 is a side view of the left raising gear case.
- FIG. 7 is a rear view of the left raising gear case.
- FIG. 8 is a sectional side view of a conventional pulling gear case.
- FIG. 9 is a perspective view of a right pulling gear case according to a modification.
- FIG. 10 is a side view showing an overall configuration of a combine according to an embodiment of the present invention.
- FIG. 12 Front view of the combine.
- FIG. 13 is an upper perspective view of the reaping device.
- FIG. 14 is a side view of the reaping device.
- FIG. 15 is a skeleton diagram showing a power transmission mechanism of a cutting device.
- FIG. 16 is a perspective view of the upper right transport device and the upper left transport device.
- FIG. 17 is a perspective view of the upper right transport device and the upper left transport device.
- FIG. 18 is a perspective partial cross-sectional view of the upper right transport device.
- FIG. 19 A rear view of the cereal wake case.
- FIG. 20 A rear view of the cereal-raising case with the bracket removed.
- FIG. 21 is a perspective view of a cedar raising case and a raising drive pipe.
- FIG. 22 is a perspective view of an erecting drive pipe.
- FIG. 23 is a partial cross-sectional view of the side of the pulling gear case.
- FIG. 24 is a perspective view of the bracket.
- FIG. 25 is a perspective view of the lower part of the grain raising apparatus and the fixing member.
- FIG. 26 is a perspective partial sectional view of a hanging frame.
- FIG. 27 is a partial side cross-sectional view showing a joint portion between a second drive noise and a third drive pipe.
- FIG. 28 is a partial cross-sectional side view showing a joint portion between a third drive pipe and an upper left transport input pipe.
- FIG. 29 is a perspective view of the upper left transfer device.
- FIG. 30 is a partial cross-sectional view of a side surface of the upper left transfer device.
- FIG. 1 is a plan view showing the overall structure of a conoin according to an embodiment of the present invention
- FIG. 2 is a side view of the combine
- FIG. 3 is a rear view of a case for raising a left grain.
- Fig. 4 is a perspective view of the left grain raising case
- Fig. 5 is a sectional side view of the left raising gear case
- Fig. 6 is a side view of the left raising gear case
- Fig. 7 is a rear view of the left raising gear case.
- 8 is a cross-sectional side view of a conventional pulling gear case
- FIG. 9 is a perspective view of a right pulling gear case according to a modification
- FIG. 10 is a side view showing the overall configuration of a combine according to an embodiment of the present invention.
- Fig. 11 is a plan view of the combine
- Fig. 12 is a front view of the combine
- Fig. 13 is an upper perspective view of the mowing device
- Fig. 14 is a side view of the mowing device
- Fig. 15 is a skeleton diagram showing the power transmission mechanism of the mowing device
- 16 is a perspective view of the upper right transfer device and the upper left transfer device
- FIG. 17 is a perspective view of the upper right transfer device and the upper left transfer device
- FIG. 18 is a partial perspective view of the upper right transfer device
- FIG. Fig. 20 is a rear view of the wake-up case
- Fig. 20 shows the back of the wake-up case with the bracket removed.
- FIG. 21 is a perspective view of the grain raising case and the raising drive pipe
- Fig. 22 is a perspective view of the raising drive pipe
- Fig. 23 is a partial sectional side view of the raising gear case
- Fig. 24 is a perspective view of the bracket.
- 25 is a perspective view of the lower part of the grain raising device and the fixing member
- FIG. 26 is a partial sectional view of the suspension frame
- FIG. 27 is a side view showing the joint portion of the second drive pipe and the third drive pipe.
- Fig. 28 is a partial cross-sectional side view of the joint between the third drive pipe and the upper left transport entry canoe
- Fig. 29 is a perspective view of the upper left transport device
- Fig. 30 is a side view of the upper left transport device. It is a partial sectional view.
- FIG. 1 the overall configuration of a combine that is useful in the present invention will be described with reference to FIGS. 1 and 2.
- FIG. 1 the overall configuration of a combine that is useful in the present invention will be described with reference to FIGS. 1 and 2.
- FIG. 1 the overall configuration of a combine that is useful in the present invention will be described with reference to FIGS. 1 and 2.
- the dual-stretch combine in the present embodiment includes a traveling machine body 1 supported by a pair of left and right traveling crawlers 2 and 2. At the front of the traveling body 1 The harvesting device 3 is mounted so that it can be adjusted up and down.
- the traveling machine 1 includes a threshing device 5 with a feed chain 6 and a grain tank 7 for storing grains after threshing side by side.
- the threshing device 5 is disposed on the left side in the traveling direction of the traveling machine body 1
- the grain tank 7 is disposed on the right side in the traveling direction of the traveling machine body 1.
- the grain tank 7 is configured to be horizontally rotatable around a vertical axis (in the embodiment, the vertical auger tube 9 of the discharge auger 8, see FIGS.
- a driving unit 10 having a steering lever, a driver's seat, and the like is provided between the reaping device 3 and the grain tank 7, a driving unit 10 having a steering lever, a driver's seat, and the like is provided. An engine 11 as a power source is disposed below the operation unit 10. The harvested cereals harvested by the reaping device 3 are transferred to the feed chain 6 and threshed by the threshing device 5.
- a handling cylinder 17 is housed in the handling room of the threshing device 5, and a swing selection mechanism (not shown) for performing swing selection by a chaff sheave or the like and wind selection by a tang fan are provided below the handling cylinder 17.
- a wind sorting mechanism (not shown) for performing the above is arranged. The grain that has been sorted by both of these sorting mechanisms and collected in the first container (not shown) is accumulated in the grain tank 7 via the first competitor and the raised grain competitor (not shown). The first item in the grain tank 7 is carried out of the machine through the discharge auger.
- the rear end force of the feed chain 6 that has been inherited by the exhaust chain 18 is the force that is discharged to the rear of the traveling machine body 1 in a long state or the exhaust cutter (not shown). ) Is cut to a suitable length and then discharged to the rear of the traveling machine 1.
- the reaping device 3 is configured to be able to rotate up and down with respect to a reaping stand (not shown) located in front of the threshing device 5.
- a grain stalk pulling and raising device 13 is vertically installed.
- a cutting frame 38 is extended toward the front of the machine body, and a weeding body 15 is provided at the tip of the cutting frame 38.
- a cutting blade 12 is disposed on the lower surface of the cutting frame 38, and the cereals that have been weeded by the weeding body 15 are raised by the culm and then caused by the device 13, and then the chopping blade 12 Shareholders are cut off.
- the IJ harvested cereals are taken over by the feed chain 6 through a star wheel (not shown) and a lower transport chain arranged on the cutting frame, and are supplied to the threshing device 5 for the threshing. Threshing and sorting in the department.
- the grain sash-raising case 22 for the two strips is inclined at an appropriate interval along the lateral width direction of the traveling machine body 1 with respect to the front portion of the reaping device 3, and each of them is inclined rearward and upward. Arranged in a shape.
- Each grain raising case 22 is provided with a raising tine 21 that turns the outer side from the lower part of the working side to the upper part of the horizontal side in an outward projecting posture to stand the uncut grain straw. It has been. That is, each grain raising case 22 of this embodiment is what is called a horizontal rotation type.
- each grain raising case 22 is attached with symbols a and b in order from the right side of the traveling body 1 in the traveling direction.
- the right and left grain raising case 22a and the left and right grain raising case 22b are opposed to each other on the working side where the raising tines 21a and 21b protrude.
- the arrangement relation between the case 22a that raises the right grain and the case 22b that causes the left grain is set so that the protruding directions of the tines 21a and 21b are symmetrical.
- each grain culling case 22 refers to an area in which the tine 21 rotates in the outward projecting state in the outer peripheral side portion of the grain culling case 22 Say.
- the working side of the case 22a that raises the right grain is the region from the right end near the bottom to the upper left through the bottom.
- the working side of the left grain culling case 22b is the region from the left end near the lower part to the upper part through the lower bottom.
- the right grain ridge raising case 22a and the left grain ridge raising case 22b are arranged side by side in parallel along the lateral width direction of the traveling machine body 1.
- This interval corresponds to the interval between the uncut grain stalks in the field, and the right and left grain stalks are raised when the stalk is raised, and the pair of cases 22a and 22b is easy to function (two unsettled grains It is a width dimension.
- each cereal erection case 22 has a right cereal erection case 22a and a left cereal erection case 22b. Although it is symmetrical, it has basically the same configuration. Therefore, the detailed structure will be described below, taking the case 22b that causes the left grain culling as an example.
- the left cereal erection case 22b includes a front cover 61 made of a synthetic resin plate integrally formed with a surrounding wall 62, and a back plate made of a metal plate attached to the back side of the front cover 61. 63, they are formed into a thin box shape that is long in the vertical direction.
- a tine slot 64 is formed in the region extending from the left end near the lower part to the upper right part through the lower bottom part to allow the tine 21b to protrude outward. (Only a part is shown in Figure 4). The location of the tine slot 64 in the enclosure wall 62 raises the left grain and constitutes the working side of the case 22b.
- An endless chain 67 wraps around the raising sprocket 47 and tension sprocket 65 provided on the upper side of the inside of the case 22b and the driven sprocket 66 provided on the lower side. It has been.
- a plurality of raised tines 21 b are attached to the endless chain 67 so as to be able to swing up and down at appropriate intervals.
- the trigger sprocket 47 that is rotated by the power transmitted from the right and left pulling drive shafts 44a, 44b to the right and left tine drive shafts 46a, 46b in the right and left pulling drive pipes 39a, 39b.
- the plurality of raised tines 21b attached to the endless chain 67 are configured to rotate clockwise in front view.
- the raised tine 2 lb is raised at the upper part of the driven sprocket and reaches the left end near the bottom of the case 22b (inactive)
- a projecting guide member 68 that abuts against the pivot end of the tine 21b when the transition is made from the side to the working side).
- the pivoting state force is caused when the pivoting end of the raised tine 2 lb abuts against the protruding guide member 68 formed on the driven sprocket 66.
- the base portion is supported, and the raised tine 21b is configured to switch to a posture in which the starting end portion force of the tine slot 64 formed in the enclosure wall 62 projects outward.
- a tine guide 69 for raising and holding the tine 21b in an outward projecting state along the longitudinal direction of the endless chain 67 is provided at a position closer to the working side in the inside of the case 22b. It is provided to extend. Therefore, the operation in case 22b At the location on the use side (the region from the left end near the bottom to the upper right through the bottom), each raised tine 21b is configured to rotate outward along the tine slot 64. It is.
- the leading edge of the tine 21b is raised inside the surrounding wall 62. It is configured to retract the tip of the raised tine 21b by bringing it into contact with a wall or the like and retracting it into the case 22b in a posture that leans into the case 22b (position that leans against the endless chain 67).
- tension sprocket 65 is provided so as to be movable with respect to the back plate 63 in a direction in which the endless chain 67 is tensioned or relaxed.
- the left raising gear case 71b is divided into a front case 7lbF on the left grain raising case 22b side and a rear case 7lbB on the left raising drive pipe side.
- the front case 71bF and the rear case 71bB are respectively formed with flange portions 72bF and 72bB on the outer peripheral side thereof, and the mating surfaces are detachably fastened by a plurality of bolts.
- the front case 71bF is provided with a driven bevel gear 83 that pulls up the left grain and is fitted on the tine drive shaft 46b of the case 22b.
- a tine drive shaft 46 b is fitted to the driven bevel gear 83 so as not to be relatively rotatable by a key or the like.
- a bearing 74 is fitted on the tine drive shaft 46b, and the bearing 74 is fixed between the front case 71bF and the tine drive shaft 46b. Therefore, the tine drive shaft 46b is disposed in the front case 71bF. It can be pivotally supported.
- the front case 71bF, the driven bevel gear 83, the tine drive shaft 46b, and the bearing 74 are integrally assembled as a unit.
- the tine drive shaft 46b is fitted with the driven bevel gear 83 described above at one end, and the other end is inserted into the left grain culling case 22b.
- the driven sprocket 66 is fitted with a key or the like so as not to be relatively rotatable.
- the front case has a 7 lb F grain raising case 22b side to the tine drive shaft 46b
- Bolt holes 75 arranged in a direction orthogonal to the left-right direction are formed at two locations on the upper and lower sides of the tine drive shaft 46b.
- a bracket 90 is fixed to the rear surface of the grain raising case 22b, and the bracket 90 is formed in a U shape in a plan view to serve as a surface fixed to the case 22b.
- the side portion 292 is provided in accordance with a position where the front case 71bF is fixed. As shown in FIG.
- holes 193 corresponding to the bolt holes 75 provided in the front case 71bF are provided in the upper and lower portions in the side portion 292, and the bolt holes 75 and brackets of the front case 71bF are provided.
- the bracket 90 and the front case 71bF are joined by aligning the positions of the holes 193 of the 90 and passing the bolts or the like and tightening.
- the grain culling case 22b and the front case 71bF are fixed by raising the corn straw to the case 22b with a bolt or the like.
- the upper part of the left raising drive pipe 39 is fitted in the lower rear part of the rear case 71bB, and the left raising drive pipe 39 is provided in the cutting input pipe 35 (see Fig. 1).
- a left pulling transmission shaft 44b to which power is transmitted from the trimming input shaft 41 (see FIG. 1) is provided.
- the drive bevel gear 82 that is raised and fitted to the tip of the transmission shaft 44b is provided in the rear case 71bB.
- the left pulling transmission shaft 44b is fitted with the bearing 176, and the transmission shaft 44b is rotatably supported by the rear case 71bB by the bearing 176.
- the rear case 71bB, the drive bevel gear 82, and the bearing 176 are integrally assembled as a unit.
- the rear case 71aB '71bB can be easily attached from the rear side after the front case 71aF' 71bF is raised and fixed to the cases 22a, 22b.
- the assembly becomes easier as compared with the case where the raising gear case is integrally formed.
- the right pulling gear case 71a is composed of a front case 71aF on the right grain case case 22a side and a rear case 71aB on the right pulling drive pipe side. Yes.
- the front case 71bF and the rear case 71bB are respectively formed with flanges 72bF and 72bB at one end, and the mating surfaces are detachably fastened by a plurality of bolts. Has been.
- the front case 71aF has the same structure as the front case 71aF which is raised in front of the case 22a by raising the left grain. That is, the front case 71aF is provided with a drive bevel gear 82 that raises the right grain and fits on the tine drive shaft 46a of the case 22a.
- the drive bevel gear 82 is raised and a transmission shaft 44a is fitted by a key or the like so as not to rotate relative to the drive bevel gear 82.
- a bearing 74 is fitted on the pulling transmission shaft 44a, and the transmission shaft 44a is pivoted by the bearing 74 and supported in the front case 71aF.
- the front case 71aF, the drive bevel gear 82, the raising transmission shaft 44a, and the bearing 74 are integrally assembled as a unit.
- the rear case has a configuration in which the angle at which the drive pipe 39a protrudes to the right is different from the angle at which the drive pipe 39a protrudes into the drive pipe 39b because the rear case has a right angle. That is, a shaft hole is provided in accordance with the angle at which the drive pipe 39a protrudes to the right, and the rear case 72aB is formed to be substantially parallel to the angle of the drive pipe 39a that is raised right.
- the flange portions 72aF and 72aB are formed such that the mating surfaces can be attached and detached by a plurality of bolts.
- both bevel gears 82 and 83 in the pulling gear case 71 fail, remove the flanges 72aF, 72aB and 72bF, 72bB, and disassemble them into their respective units for easy maintenance. It becomes possible to do. In addition, it is easier to install than conventional one-in-one fitting, and it is possible to prevent the ingress of moisture with a strong joint.
- the mating surfaces of the flange portions 72aF, 72aB and 72bF, 72bB of the pulling gear case 71 are configured to be perpendicular to the tine drive shaft 46, and the driven mechanism fixed to the tine drive shaft 46 is used. It is arranged at the mating position of the drive bevel gear 82 that is fixed to the transmission shaft 44 and is raised.
- the raising gear case (the raising gear cases 271a and 271b) will be described with reference to FIG. Since the right pulling gear case 271a and the left pulling gear case 271b have a substantially symmetrical configuration, the right pulling gear case 271a will be described as an example here.
- the raising gear case 271a is configured by bolting a left and right split case (left case 271a L, right case 271aR).
- a first bevel gear 283 fitted to the tine drive shaft 46a is rotatably supported via a first bearing 274 in the front part of the pulling gear case 271a (the upper part of the case shown in FIG. 9).
- the rear part of the pulling gear case 271a (the lower part of the case shown in FIG. 9)
- the second bevel gear 282 to be supported is rotatably supported via the second bearing 276 to constitute a gear unit 201.
- the tine drive shaft 46a is fixed to the pulling sprocket 47 so as not to be relatively rotatable, and the rear end of the shaft is projected from the rear force of the pulling case 22a.
- the pulling gear unit 201 is attached to the upper end of the pulling and driving pipe 39, the transmission shaft 44a is fitted to the second bevel gear 282, and the pulling gear unit 201 is mounted.
- the tine drive shaft 46a which is attached to the upper rear surface of the raising case 22 via a bracket or the like and also projects the rear force of the raising case 22a, is fitted to the first bevel gear 283 so that power can be transmitted.
- the pulling device 13 is provided at the front portion of the cutting device 3 provided at the front portion of the traveling machine body 1, and the pulling gear case 71a '71b for driving the tine 21a' 21b for driving Lifting case 22a ⁇ 22b Combine bow placed on the upper rear surface of the lifting gear I
- the lifting gear case 71a ⁇ 71b is divided into front and rear split cases 71a (b) F-71a (b) B
- the tine drive shaft 46a'46b is supported by the front case 71aF '72bF, and the transmission shaft 44a44b that transmits the power transmitted from the cutting input shaft 41 is supported by the rear case 71aF 46b.
- the bevel gears are fixed to the transmission shafts 44a and 44b and engaged with each other so that power can be transmitted.
- the rear case 72 can be used against a reaping device having a different pulling angle. It can be handled simply by exchanging B, and versatility can be expanded.
- the shafts supported by the front cases 71aF and 71bF and the rear cases 71aB and 71bB can be easily assembled.
- a pulling device 13 is provided at the front portion of the cutting device 3 provided at the front portion of the traveling machine body 1, and a pulling gear case 271a '271b for driving the tine 21a' 21b for raising is raised.
- the first gear fitted to the tine drive shafts 46a and 46b in the front portion of the raising gear case 27 la ⁇ 27 lb.
- the bevel gear 283 is rotatably supported via the first bearing 274, and is engaged with the first bevel gear 283 in the rear portion of the raising gear case 271a '271b and is transmitted from the cutting input shaft 41.
- the second bevel gear 282 fitted to the transmission shafts 44a and 44b for transmitting the power to be transmitted is rotatably supported via the second bearing 276 to constitute a gear unit 201, and the pulling gear
- the unit 201 is mounted on the raising case 22a '22b, and the raising case 22a • 22b
- the tine drive shaft 46a ⁇ 46b projecting said to fit allowed by the first bevel gear 283 is obtained by power transmittable configured.
- the raising gear unit 201 can be fastened and attached with a bolt or the like, so that assembly is easy. Further, since the raising cases 22a and 22b can be removed without disassembling, the maintenance is easy. The endless chain 67 is not loosened or removed during maintenance.
- the split surface of the raising gear case 71a '71b is perpendicular to the tine drive shaft, and the bevel gear 83 fixed to the tine drive shafts 46a and 46b and the bevel gear fixed to the transmission shaft 44 are provided. It was placed at the mating position of the 82.
- a plurality of holes 75 ⁇ 193 are provided around the front case 71aF '71bF and the rear case 71aB' 71bB, and are fastened from the rear by a fastener.
- the front case 71aF '71bF is raised and the cases 22a, 22b After being fixed to the rear case 71aB '71bB can be easily attached from the rear side.
- the assembly becomes easier as compared with the case where the raising gear case is integrally formed.
- the triple-stripe combine in this embodiment includes a traveling machine body 1 supported by a pair of left and right traveling crawlers 2 and 2.
- a harvesting device 3 for harvesting while harvesting grains is mounted by a single-acting hydraulic cylinder 4 so as to be adjustable up and down.
- a threshing device 5 with a feed chain 6 and a grain tank 7 for storing grains after threshing are mounted side by side.
- the threshing device 5 is arranged on the left side in the traveling direction of the traveling machine body 1
- the grain tank 7 is arranged on the right side in the traveling direction of the traveling machine body 1.
- the grain tank 7 is configured to be horizontally rotatable around a vertical axis (in the embodiment, the vertical auger tube 9 of the discharge auger 8, see FIGS. 10 and 11) provided at the rear portion of the traveling machine body 1.
- a driving unit 10 having a steering lever, a driver seat and the like.
- an engine 11 as a power source is arranged below the operating unit 10.
- the harvested cereal grains harvested by the harvesting device 3 are transferred to the feed chain 6 and threshed by the threshing device 5.
- a swing sorting mechanism (not shown) for performing swing sorting using a handling cylinder, chaff sheave, and the like, and a wind sorter for performing wind sorting using a Kara fan A structure (not shown) is arranged below the handling chamber of the threshing device 5.
- the grain that has been sorted by both of these sorting mechanisms and collected in the first container (not shown) is accumulated in the grain tank 7 through the first and the grained conveyor (not shown).
- the first item in the grain tank 7 is carried out of the machine through the discharge auger.
- the reaping device 3 is a horizontally long reaping input pipe 35 (FIGS. 10, 13, and 14) that is pivotally supported so as to be vertically movable with respect to a turret (not shown) positioned in front of the threshing device 5. (See Fig.) It is configured to be able to rotate up and down.
- a longitudinal transmission pipe 36 In the middle of the cutting input pipe 35, there is provided a longitudinal transmission pipe 36 extending obliquely forward and downward. A midway portion of the vertical transmission knob 36 and the front end portion of the traveling machine body 1 are connected via a single-acting hydraulic cylinder 4.
- a horizontally long horizontal transmission pipe 37 is provided at the tip (lower end) of the vertical transmission pipe 36.
- four cutting frames 38 projecting forward are arranged in parallel along the longitudinal direction of the lateral transmission pipe 37 at appropriate intervals.
- a Norican type cutting blade device 12 is provided below the cutting frame 38 group.
- a weeding body 15 projects from the tip of each cutting frame 38.
- the middle, left and right raising drive pipes 39a, 39b, and 39c as the three support pipes extend forward and obliquely upward according to the number of the IJ scraping strips. It is erected.
- the middle, left and right raising drive pipes 39a, 39b, 39c are arranged at appropriate intervals along the longitudinal direction of the lateral transmission pipe 37 (the lateral width direction of the traveling machine body 1).
- a grain raising device 13 for attaching an uncut grained rice planted in the field is attached.
- the stalk raising device 13 for three strips is provided at the front portion of the reaping device 3.
- a grain conveying device 14 is arranged between the grain raising device 13 and the front end of the feed chain 6, arranged. Is placed.
- the grain raising device 13 is provided with a horizontal type grain raising case 22 having a raising tine 21 for raising an uncut grained rice cake taken in through the weed body 15, In the lower rear part of the case 22, a star wheel 23 and a winding belt 24 are arranged. The star wheel 23 and the squeezing belt 24 are for squeezing the root part of the uncut grain raised by the raised tine 21 corresponding to these sets backward. The roots of the uncut grain cocoons sown by the star wheel 23 and the squeezing belt 24 are cut by the Norican type cutting blade device 12.
- the grain feeder 14 includes a lower right conveyance chain 25 that conveys the right two rows of harvested cereals to the left diagonally backward, and a left left strip of harvested cereals that is conveyed obliquely to the right and rearward.
- the lower left conveyor chain 27 that joins the lower right conveyor chain 25 near the feed end position, and the upper right conveyor tine 29a (upper right conveyor 29), the upper left transport tine 28a (left upper transport device 28) that transports the tip of the left-handed portion of the harvested cereal grain diagonally to the right and joins the upper right transport tine 29a, and the lower right transport chain It is composed of a vertical transport chain (vertical transport device) 30 for transferring the root part of the three chopped cereal rice cakes joined in the vicinity of the 25 feed end positions to the feed chain 6.
- the roots of the three rows of harvested cereals sent to the vertical transport chain 30 are then passed on to the feed chain 6 to be nipped and transported. Then, the tip of the harvested cereal mash is threshed by the handling cylinder 17 in the handling chamber of the threshing device 5.
- the power from the engine 11 toward the reaping device 3 is first installed in the reaping input pipe 35 via the barrel input shaft, the reaping speed change mechanism (both not shown), the reaping input pulley 40, etc. Is transmitted to the trimming input shaft 41.
- the power transmitted to the cutting input shaft 41 is transmitted to the lateral transmission shaft 43 in the lateral transmission pipe 37 via the longitudinal transmission shaft 42 in the longitudinal transmission pipe 36, and then from the lateral transmission shaft 43 to the right.
- power is transmitted to the right and middle and left pulling drive shafts 44a, 44b, 44c and the cutting blade drive shaft 45, which are provided in the middle and left pulling drive pipes 39a, 39b, 39c.
- the power transmitted to the right, middle and left elevating shafts 44a, 44b, 44c is Each raising tine 21 of the grain raising device 13 is driven through the right, middle and left raising input shafts 46a, 46b, 46c and the raising sprocket 47 connected thereto.
- Cutting blade drive The power transmitted to the shaft 45 drives the cutting blade device 12.
- the left and right lower conveyance drive shafts 48 arranged between the adjacent right and middle and left pulling transmission shafts 44a, 44b and 44c also Power splits and is transmitted.
- the power transmitted to the left lower transport drive shaft 48 is transmitted to the left lower wheel in the left lower transport chain 27 of the grain feeder 14 and the grain raising device 13 via the drive sprocket 49 connected thereto.
- 23 and the driving belt 24 are driven.
- the power transmitted to the lower right transport drive shaft 48 is transmitted to the lower right transport chain 25 of the grain feeder 14 and the right and center of the grain raising device 13 via a drive sprocket 49 connected thereto.
- the star wheel 23 and the entraining belt 24 are driven.
- the power transmitted to the cutting input shaft 41 is input to a vertical conveying drive shaft 50 provided in parallel with the cutting input shaft 41 via a chain (or belt) 33. It is transmitted to Casket 34. Power is transmitted from the vertical conveyance drive shaft 50 to the vertical conveyance input shaft 52 via a bevel gear 51.
- the vertical conveying input shaft 52 is provided so as to extend in the vertical direction by penetrating a bevel gear 53 that meshes with the bevel gear 51 in the middle, and a lower end for driving the vertical conveying chain 30.
- a vertical transport sprocket 54 is fitted.
- an upper right transport sprocket 56 for driving the upper right transport tine 29a is fitted to the upper end portion so as not to be relatively rotatable by spline fitting or the like. Therefore, the upper right transport tine 29a and the vertical transport chain 30 are driven in synchronization.
- Power is transmitted from the upper right transport sprocket 56 to the upper left transport device 28.
- the rotation shaft 57 cannot be rotated relative to the upper shaft hole 56b of the boss portion 56a formed in a hollow shape at the center of the upper right transport sprocket 56 by spline fitting or the like.
- the drive sprocket 58 is fitted on the rotary shaft 57 so as not to rotate relative to the rotary shaft 57, and the rotary shaft 57 is fixed to the upper chain case 60 via a bearing or the like.
- a chain 161 is wound between the drive sprocket 58 and the input sprocket 59, and a first drive shaft 371 is penetrated through the center of the input sprocket 59 so as not to be relatively rotatable.
- the drive sprocket 58, the input sprocket 59, and the chain 161 are housed in the upper chain case 60.
- the upper chain case 60 supports the drive sprocket 58 via a bearing 162 so as to be rotatable, and the rotation shaft 57 extends through the upper chain case 60.
- the upper chain case 60 is normally fixed to the lower right transport device 29 below by a bolt 163. With such a configuration, when the upper right transport tine 29a of the upper right transport device 29 is replaced, the bolts 163 are removed and the drive sprocket 58 and the rotation shaft 57 are shifted upward so that the spline is fitted. The rotating shaft 57 can be removed from the boss portion 56a.
- the upper chain case 60 can be removed from the upper right transport device 29, and transmission pipes 371a '372a' 373a and the upper left transport device 28, which will be described later, can be removed, and maintenance of the upper right transport device 29 can be performed. . Specifically, since it is possible to secure a space above the upper right transport device 29, it is possible to easily maintain the upper right transport tie 29a sprocket and the like by removing the cover.
- a first drive shaft 371 is provided at the center of the input sprocket 59 so as not to rotate relative to the center by spline fitting or the like.
- the first drive shaft 371 transmits drive to the upper left transport device 28 via a second drive shaft 372, a third drive shaft 373, etc., which will be described later.
- the first drive shaft 371, the second drive shaft 372, and the third drive shaft 373 are a first drive pipe 371a, a second drive Neuve 372a, a third drive pipe 373a, a first joint 87, a second joint 88, etc. It is installed in the suspension frame 474 which is also powerful!
- the upper right transport tine 29a has a front center located on the right side in the vehicle advancing direction and a rear center located on the left side so that the longitudinal center of the traveling machine body is seen in plan view. It is inclined with respect to the line, and is inclined in a side view and a front view so that the front part is low and the rear part is high.
- the upper left transport tine 28a is inclined with respect to the longitudinal center line of the traveling machine body in plan view so that the front part is located on the left side in the vehicle traveling direction and the rear part is located on the right side, and the front Inclined in side view and front view so that the part is low and the rear part is high.
- the rear end of the upper left transport tine 28a joins the cereals to the upper right transport tine 29a Therefore, it is arranged so as to approach the middle part of the upper right conveyance tine 29a.
- the upper left transport tine 28a is disposed slightly below the upper right transport tine 29a. In other words, as shown in FIG. 17, they are shifted in the vertical direction by a distance h at the junction.
- the upper left conveyance tine 28a holds the root side of the cereal, so that it can be stably conveyed without the leading edge of the cereal.
- the left and right tines do not interfere with each other at the merging portion of the cereal even if the left and right tine conveyance speeds are different, it is possible to prevent damage and the like.
- the rotational speed v2 of the upper left transport tine 28a is set to be faster than the rotational speed vl of the upper right transport tine 29a.
- the cereals conveyed by the upper left conveyance tine 28a are raised at the junction and the angle becomes smaller. In this way, if the postures of the cereals conveyed by the left and right conveying devices are different, the threshing efficiency is also reduced because the tip position is different as well as causing clogging.
- the speed ratio of the upper left transport tine 28a and the upper right transport tine 29a is the same as the ratio of the distance L1 to the junction of the upper right transport tine and the distance L2 of the upper left transport tine.
- the transport speed V 1 of the upper transport tine 29a with respect to the transport speed v3 of the right lower transport chain 25 It is higher than the speed ratio with respect to the transport speed v4 (see Fig. 15) of the left lower transport chain 27.
- the ratio of the relative speed of the upper left transport tine 28a to the lower left transport chain 27 and the relative speed of the upper right transport tine 29a to the lower right transport chain 25 is the distance L1 to the junction of the upper right transport tine 29a.
- the ratio of the distance L2 of the upper left transport tine is the ratio of the distance L2 of the upper left transport tine.
- a harvesting device for a multi-row harvesting combine equipped with a left and right confluence of the lower transport devices 25 and 27 on the left side of the right and left center of the mowing device and inherited by the vertical transport device 30;
- the transport speed v2 of the left upper transport device 28 (feed chain side) is configured to be faster than the transport speed vl of the right upper transport device 29 (pilot seat side).
- the tips of the right side and left side of the cedar after wake-up coincide at the merging part, and the rising angle is the same, so that the transporting posture of the cereal is not different on the left and right, and smooth It is conveyed to.
- by adjusting the posture of the cereal it is possible to reduce clogging in the vertical conveying device and reduce untreated grains in the handling cylinder.
- the speed ratio between the left transport body 28 with a short transport distance and the lower transport apparatus 27 corresponding to the transport body 28 is defined as the transport distance. Is longer than the speed ratio between the right transport body 29 and the lower transport device 25 corresponding to the transport body 29.
- the left transport body 28 is provided below the right transport body 29 having a short transport distance and a long transport distance.
- the tine 28a acts below the ear without leading the tip of the cereal, thus stabilizing the cereal. And can be transported. Also, the tines of the left and right upper transfer devices 28 and 29 do not interfere with each other.
- the grain sash raising case 22 for the three strips is inclined at an appropriate interval along the lateral width direction of the traveling machine body 1 with respect to the front portion of the reaping device 3, and each of them is inclined obliquely upward and backward. Is arranged.
- Each grain raising case 22 is provided with a raising tine 21 that turns the outer side from the lower part of the working side to the upper part of the horizontal side in an outward projecting posture to stand the uncut grain straw. It has been. That is, each grain raising case 22 of this embodiment is what is called a horizontal rotation type.
- each grain raising case 22 is attached with symbols a, b, and c in order from the right side in the traveling direction of the traveling machine body 1.
- the right grain hull raising case 22a located on the right side of the traveling direction of the traveling machine body 1 and the center grain hanger raising case 22b located at the center are the operations in which the respective raised tines 21a and 21b protrude.
- the lateral sides on the side are opposed to each other.
- the left grain masher case 22c as a single grain masher case positioned on the left side in the traveling direction of the traveling machine body 1 has its working side on the right side on the non-working side of the case 22b. It faces the left side.
- the arrangement relationship between the right grain ridge raising case 22a and the central grain ridge raising case 22b is set so that the directions in which the raised tines 21a and 21b protrude are symmetrical.
- the timber-initiated tine 21c is in the middle of the cereal-initiated case 22b. It is arranged to protrude in the same direction.
- each grain raising case 22 refers to an area of the outer circumference side portion of the grain raising case 22 where the tine 21 turns and rotates outwardly.
- the working side of the case 22a that raises the right grain is the region from the right end near the bottom to the upper left through the bottom.
- the working side of the central grain raising case 22b is an area from the left end near the lower part to the upper right part through the lower bottom part.
- the working side of the left grain culling case 22c is an area extending from the lower bottom part to the upper right side as well as the central grain culling case 22b.
- a long raising guide plate (not shown) extending along the longitudinal direction of the central grain raising case 22b is attached to the left side of the central grain raising case 22b. This In this case, the raising guide plate extends across the non-operating side and the operating side of the left side of the case 22b. In the front view, the tip of the raised tine 2 lc that is raised from the left side of the case 22c and protrudes toward the case 22b from the left side of the case 22c is hidden behind the guide plate. .
- the right and central grain culling cases 22a and 22b are configured to cause a pair of uncut grain culms, whereas the left corn culling case 22c is a single line. It is configured to cause uncut cereals.
- the right two strips of the three uncut stalks in front of the traveling body 1 are caused by the pair of raised tines 21a and 21b in the cases 22a and 22b.
- the left grain of uncut grain is caused only by the left cedar and case 22c, and is caused by the tine 21c, and is taken between the middle and left cereal cases 22b and 22c.
- the arrangement position of the left grain ridge raising case 22c is such that the raised tine 21c raises the central grain ridge in the front view and does not contact the case 22b.
- the raised tine 21c and the raised tine 21c and the raised tine 2 lb appearing from the left end near the lower part of the case 22b do not interfere with each other.
- the hull-raising case 22b is slid rearward, all three hull-growth hail-raising cases 22 are optimally positioned to raise the hull-growth according to the interval between the hull-wheat hulls in the field. .
- each of the cereal wake cases 22 is symmetrical with the right cereal case 22a and the central cereal case 22b, or only the central wake case 22b is provided with the above-described guide plate. Although there are small differences such as being, it is basically the same configuration. Therefore, the detailed structure will be described below, taking the case 22b that causes the central grain culling as an example.
- the central grain pulling case 22b is a thin box in which the front cover 61 made of a synthetic resin plate and the back plate 63 made of a metal plate attached to the back side of the front cover 61 are combined in the front-rear direction. Long shape up and down It ’s done! In the region from the left end near the lower portion of the front lid 61 to the upper right portion through the lower bottom portion, a tine slot 64 is formed for raising and projecting the tine 21b outward. The location of the tine slot 64 will cause the central grain to form the working side of the case 22b.
- An endless chain 67 is wound around the raising sprocket 47 and tension sprocket 65 provided on the upper side of the inside of the central grain raising case 22b and the driven sprocket 66 provided on the lower side. It has been.
- a plurality of raised tines 2 lb are attached to the endless chain 67 so as to swing up and down at appropriate intervals.
- the pulling tine 21b is configured to rotate clockwise in a front view.
- a tine guide (not shown) for holding the raised tine 21b in an outwardly projecting state is provided in the longitudinal direction of the endless chain 67 at the position closer to the working side in the central grain raising case 22b. It is provided so that it may extend along. Therefore, at the working side of the central grain raising case 22b (the region from the lower left end force near the lower part to the upper right part), each raising tine 21b extends outward along the tine slot 64. It is configured to turn in a protruding state.
- the leading edge of the tine 21b is brought into contact with the inner wall, etc. For example, by pulling up the tip of the tine 21b and falling into the case 22 ( It is configured to be stowed in an attitude (close to the endless chain 67).
- tension sprocket 65 is provided so as to be movable with respect to the back plate 63 in a direction in which the endless chain 67 is tensioned or relaxed.
- the drive transmission structure of the right-lifting drive pipe 39a, the right-lifting gear case 7la, and the right grain ridge-raising case 22a will be described.
- the right raising gear case 71a is formed by forging into a substantially U-shaped cylindrical structure in a side view.
- a flange body 72 is fixed to the outer periphery of one end (output) side of the right raising drive pipe 39a by welding, and the flange part 374 formed on one end (input) side of the right raising gear case 71a and the flange body 72 are provided.
- bolts 476 ⁇ 476 ⁇ ⁇ ⁇ are screwed into the bolt holes opened in both of them so as to be detachably fastened.
- a bolt fastening portion 80 is formed at two upper and lower portions with a thickness, and a bolt hole 181 is provided penetrating in the left-right direction.
- the bolt hole 181 is formed in a direction perpendicular to the second shaft hole 294 of the gear case 71a.
- a bracket 100 is provided on the side of the right grain ridge raising case 22a. As shown in FIG. 24, the bracket 100 serves as a surface fixed to the case 22a. And a side portion 302 protruding perpendicularly to the bottom portion, and is formed in a “U” shape in plan view.
- the side portion 302 of the bracket 100 is provided with bolt holes 303 and 303 corresponding to the bolt holes 181 of the right raising gear case 71a, and the bolt holes 181 and the bolt holes 303 are aligned with bolts or the like. By fastening, the right raising gear case 71a is fixed to the bracket 100.
- a drive bevel gear supported by a bearing 186 is fitted on the end of the right-hand drive shaft 44a of the right-hand drive drive 39a with one end of the right-hand drive gear case 71a as the first shaft hole 293.
- 82 is provided, and the other end is a second shaft hole 294, and the right bean basket is raised, and the driven bevel gear 83 supported by the bearing 190 is fitted inside the raising input shaft 46a of the case 22a.
- the gear mechanism 184 is formed.
- the bearing 186 is fitted on the boss portion 185 of the drive bevel gear 82, and is detachably locked to the boss portion 185 by a snap ring type retaining ring 187.
- the bearing 186 has a snap ring type retaining ring 188 raised to the right and fitted to the inner surface of the gear case 71a to prevent the bearing 186 from coming off.
- the drive bevel gear 82 and the right pulling transmission shaft 44a are rotatably supported by the right pulling gear case 71a via the bearing 186.
- a bearing 190 is fitted to the boss 89 of the driven bevel gear 83 that always meshes with the drive bevel gear 82, and the bearing 190 can be attached to and detached from the boss 89 by a snap ring type retaining ring 191. It is locked to.
- the snap ring type retaining ring 192 is raised to the right and the bearing 190 is prevented from coming off inside the gear case 7 la. In this way, the driven bevel gear 83 and the input shaft 46a are rotatably supported on the gear case 71a by the right pulling through the bearing 190.
- a spline is formed at the output side end of the pulling transmission shaft 44a so that the spline can be fitted into a spline boss formed in a hole on the shaft center side of the drive bevel gear 82.
- a drive bevel gear 82 having a bearing 186 fitted into the first shaft hole 293 of the gear case 71a is inserted rightward and locked by a retaining ring 188.
- the transmission shaft 44a is spline fitted to the drive bevel gear 82, and the flange portion 374 and the flange body 72 are fixed by bolts.
- the bearing 190 fitted and fixed to the driven bevel gear 83 it is inserted into the second shaft hole 294 from the opposite side and is prevented from coming off by the retaining ring 192. Then, a spline is formed on the inner periphery of the driven bevel gear 83 and on the end of the input shaft 46a, and the bow bevel gear 83 is spline-fitted on the input shaft 46a.
- the bracket is fixed with more than 100 bolts.
- a boss body 104 is provided at a central portion of the bottom portion of the bracket 100 that is raised and penetrates the input shaft 46a.
- the boss body 104 is raised and input via a bearing 205.
- the shaft 46a is rotatably supported.
- the boss body 104 is a right pulling gear case 71a. It is fixed by fitting into the biaxial hole 294 with an inlay.
- the upper position adjustment mechanism is composed of a plurality of screw holes 106 '107L' 107R for attaching the bracket 100 and the back surface of the case 22 so that the vertical mounting position can be changed.
- two screw holes 107 L- 107 R having the same vertical height are provided on the lower side of the boss body 104 that is the above-described raised gear case mounting portion disposed in the center of the bracket 100.
- a long hole 106 is provided at one location in the left and right center part above the boss body 104.
- the elongated hole 106 is formed in an oval shape that is long in the vertical direction, and is configured so that a bolt or the like can move in the vertical direction.
- the upper part and the lower part of the hole 108 for inserting the boss body 104 in the upper part of the case 22 are corresponding to the screw holes 106 ⁇ 107L. 107R of the bracket 100 as shown in FIG.
- Bolts and screw holes are provided. That is, the bolt 110 is fixed by welding or the like above the hole 108 at a position corresponding to the long hole 106.
- screw holes 111L '111R are provided at positions corresponding to the screw holes 107L and 107R on both sides below the hole 108, respectively. However, the position of the right screw hole 111R is higher than that of the left screw hole 111L, and the difference in height is formed so as to correspond to the length of the long hole 106.
- the lower position adjusting mechanism is configured between the lower part of the case 22 and the cutting frame 38. That is, a plurality of fixing bolts 112-112 are fixed by welding or the like to the rear from the rear surface of the lower part of the lower case 22 and are fixed to the tip of the fixing member 120 extending from the cutting frame 38. Slotted holes for bolts 112 and 112 121 ⁇ 121 is provided.
- the elongated hole 121 is formed in an oval shape that is long in the vertical direction, and the bolt 112 can be adjusted up and down.
- the length of the long hole 121 in the vertical direction is substantially the same as that of the long hole 106.
- the upside and down adjustment of the case 22 can be achieved. That is, the grain raising case 22 is fixed at an upper position in a normal state.
- the bolt 110 is fastened at the upper end of the long hole 106, and the screw hole 107R coincides with the position of the right screw hole 111R of the grain raising case 22, so the right screw hole 111R and the screw Bolts or the like can be inserted into the holes 107R and fastened with nuts or the like. Since the other left screw hole 111L does not coincide with the screw hole 107L, it is not fixed with bolts or the like. Further, the bolts 112 112 under the grain raising case 22 are fastened at the upper ends of the screw holes 121 121 provided in the fixing member 120.
- the bolt 110 is fastened at the lower end of the long hole 106, and the screw hole 107L coincides with the position of the left screw hole 111L of the grain raising case 22. Therefore, the left screw hole 111L and the screw Bolts etc. can be inserted through the hole 107L and fastened with nuts.
- the other right screw hole 111R does not match with the screw hole 107R, and is not fixed with bolts or the like.
- the bolts 112 ⁇ 112 at the lower part of the grain raising case 22 are fastened at the lower ends of the screw holes 121 ⁇ 121 provided in the fixing member 120.
- the screw hole below the raising sprocket 47 is configured with holes having different heights, but the grain hole raising case 22 side or the bracket 100 side screw hole is a long hole. It is possible to adjust the height steplessly by configuring. Also, instead of making the screw hole on the bracket 100 side a long hole, it is possible to raise the grain and provide a long hole on the case 22 side.
- the grain raising device 13 is provided in the front part of the cutting device 3 provided in the front part of the traveling machine body 1, and the grain basket is bowed in the raising case 22 of the grain raising device 13.
- a gear case 71 for driving the chain with tine 21 is installed in the upper part of the case 22 to store the chain with tine 21 for waking up, and the power can be transmitted from the transmission shaft 44 extending rearward and downward
- a harvesting device configured to adjust the position of the pulling case 22 up and down, between the bracket 100 to which the gear case 71 is mounted and the upper part of the grain pulling case 22 and between the pulling case 22
- a position adjustment mechanism was installed between the lower part and the cutting frame 38.
- the upper and lower sides of the raising case can be firmly fixed to the cutting frame side.
- a plurality of long holes 106 opened in the vertical direction and screw holes 111 having different heights in the vertical direction were provided.
- the vertical movement of the case 22 can be easily adjusted by loosening the bolt and moving it up and down.
- the height can be easily adjusted by replacing the bolts.
- the elongated hole 106 and the screw hole 111 are arranged on both upper and lower sides of the mounting portion of the gear case 71. As a result, both sides of the gear case 71 can be fixed and firmly fixed.
- the suspension frame 474 is disposed so as to bypass the upper side in a substantially inverted U shape when viewed from the front, and includes a first drive pipe 371a and a second drive pipe 371a.
- the drive pipe 372a and the third drive pipe 373a are joined together by a first joint 87 and a second joint 88 and are integrally formed by welding or the like.
- the first drive shaft 371 houses a transmission mechanism such as a second drive shaft 372, a third drive shaft 373, and a bevel gear 81, 82, 83, 84-85-86, which will be described later.
- the end of the first drive pipe 371a constituting the suspension frame 474 on the base side is the upper chain case 60 of the upper right transport device 29. It is fixed to.
- the first drive shaft 371 protrudes upward, and is installed in a first drive noise 371a similarly protruding upward.
- the first drive shaft 371 has a first bevel gear 81 penetrating at its upper end, and the first bevel gear 81 penetrates into one end of the second drive shaft 372.
- the first bevel gear 81 and the second bevel gear 82 are accommodated in a first joint 87, and the first joint 87 rotatably supports one end of the first drive shaft 371 via a bearing 91, and the bearing One end of the second drive shaft 372 is rotatably supported via 93.
- the first joint 87 is configured to have a substantially “h” shape, and the first drive nove 371a and the second drive nove 372a are coupled so that the angle formed by both pipes is an obtuse angle.
- the second drive shaft 372 is placed on the left side of the right force in the traveling direction, and is configured to straddle the upper right transport device 29 in plan view.
- the second drive shaft 372 is installed in a second drive pipe 372a horizontally mounted in the left-right direction.
- a third bevel gear 83 is fitted on the other end of the second drive shaft 372 so as not to be relatively rotatable.
- a fourth bevel gear 84 fixed on one end of the third drive shaft 373 is engaged with the third drive shaft 373 to transmit power.
- the third drive shaft 373 extends downward, and is provided inside the third drive pipe 373a.
- the third bevel gear 83 and the fourth bevel gear 84 are accommodated in a second joint 88, and the second joint 88 rotatably supports the other end of the second drive shaft 372 via a bearing 94. Further, one end of the third drive shaft 373 is rotatably supported via the bearing 95.
- the second joint 88 is configured in a substantially V shape, and is configured so that the angle formed by both pipes becomes an acute angle as a joint between the second drive pipe 372a and the third drive pipe 373a, and on the outer side of the bent portion.
- An insertion hole 375 for inserting the second drive shaft 372 and the like is formed.
- the insertion hole 375 is provided with an insertion hole lid 375a for closing the hole after insertion.
- a fifth bevel gear 85 is fitted on the other end of the third drive shaft 373, and is housed in one end of the upper left transport input pipe 76a.
- One end of the upper left conveyance input pipe 76a is formed in a substantially “H” shape, and the end of the third drive shaft 373 is rotatably supported via the bearing 96 at this bent portion. Through Then, one end of the upper left conveyance input shaft 76 is rotatably supported.
- a sixth bevel gear 86 is fitted on one end of the upper left conveyance input shaft 76, and meshed with the fifth bevel gear 85 to transmit power from the third drive shaft 373 to the upper left conveyance input shaft 76. To do.
- the upper left conveyance input shaft 76 is installed in the upper left conveyance input pipe 76a, and a flange (edge) 76b is provided at one end of the upper left conveyance input pipe 76a. Similarly, a flange portion 373b is provided at the end of the drive pipe 373a, and the flange portion 373b and the flange portion 76b are combined and fastened with bolts or the like.
- the fifth bevel gear 85 and the sixth bevel gear 86 are accommodated on one side of the upper left transport input pipe 76a, and the upper left transport input pipe 76a is connected to the upper left via a bearing 98.
- the other side of the part transport input shaft 76 is rotatably supported.
- the upper left conveyance input shaft 76 and the upper left conveyance input pipe 76a are provided so as to be perpendicular to the upper left conveyance device 28.
- the first drive pipe 371a, the second drive pipe 372a, and the third drive pipe 373a are fixed by welding or the like with a first joint 87 and a second joint 88 interposed therebetween.
- the first drive shaft 371 is inserted from the opening side (insertion hole 77) of the first drive pipe 37 la with the first bevel gear 81 and the bearing 91 fitted. That is, the bearing 91 is fitted on the boss portion of the first bevel gear 81, and the retaining ring 91a is fitted on the end portion of the first drive shaft 371 and fixed. In this state, it is inserted into the first drive pipe 371a and supported rotatably.
- a bearing 92 having a diameter larger than the diameter of the bearing 91 is fitted into the other end from the opposite direction to the bearing 91 and fixed to the first driving pipe 371a.
- the first drive shaft 371 is installed in the first drive pipe 371a by fixing the bearing 92 so as to be rotatable by a retaining ring 92a in a state where the bearing 92 is in contact with the side wall of the insertion hole 77.
- the second drive shaft 372 includes the second bevel gear 82, the third bevel gear 83, and the bearings 93 ⁇ 94. Is inserted in a state of being fitted. That is, the bearing 93 is fitted on the boss portion of the second bevel gear 82 that meshes with the first bevel gear 81 and fixed by the retaining ring 93a. A bearing 94 is fixed to the end of the second drive shaft 372 by a retaining ring 94a. In this state, the first bevel gear 81 and the second bevel gear 82 are engaged with each other through the insertion hole 375 provided in the second joint.
- the third bevel gear 83 is fitted over the end of the second drive shaft 372 and fixed with a retaining ring or the like.
- the outer diameter of the bearing 93 is smaller than the outer diameter of the bearing 94.
- the insertion hole 375 is sized so that the bearings 93 ⁇ 94, the second bevel gear 82 and the third bevel gear 83 can be inserted.
- the bearing 95 and the fourth bevel gear 84 are fitted on one end of the third drive shaft 373 and fixed by a retaining ring or the like. In this state, it inserts from the insertion hole 78 located below the third drive pipe 373a. At this time, the diameter of the bearing 95 is smaller than that of the insertion hole 78. Then, a fifth bevel gear 85 having a bearing 96 fitted on the boss portion is fitted on the other end of the third drive shaft 373 and fixed by a retaining ring.
- the bearing 97 is fixed on the boss of the sixth bevel gear 86 and is inserted from below the upper left transport input pipe 76a so that the sixth bevel gear 86 and the fifth bevel gear 85 are engaged.
- a bearing 98 is fitted on the middle of the upper left transport input pipe 76a and is fixed to the end of the upper left transport input pipe 76a by a retaining ring or the like.
- the upper left transport device 28 is fastened to the upper left transport input pipe 76a with a bolt or the like.
- the upper left transport device 28 has a left upper transport drive sprocket 101 fitted on the upper left transport input shaft 76, and a chain 102 with respect to the upper left transport drive sprocket 101.
- a driven sprocket 103 that pivots freely via the chain, a chain 102 wound between the upper left transport drive sprocket 101 and the driven sprocket 103, and a cantilever state with a certain interval on the chain 102
- the upper left transport tine 28a which is supported in a swingable manner, is covered and protected by an upper left transport case 107 consisting of an upper plate 105 and a lower plate 206.
- a flange portion (edge portion) 76c is provided at the end of the upper left conveying input pipe 76a on the upper left conveying device 28 side, and a plurality of bolt holes 76d are formed in the flange portion 76b. It has been drilled.
- a plurality of bolts 105a are fixed to the upper plate 105 of the upper left transport case 107 by welding or the like corresponding to the bolt holes 76d. The bolt 105a is inserted into the bolt hole 76d and fastened with a nut or the like, so that the left upper transfer input pipe 76a and the upper left transfer device 28 are fixed.
- the upper transport drive sprocket 101 is fitted to a boss-like drive shaft 211 at the center, and the end force of the upper left transport input shaft 76 is fitted to the shaft center portion of the drive shaft 211 by a spline fitting or the like. It is inserted so as not to be relatively rotatable.
- the lower end of the drive shaft 211 is fitted into a bearing 212 and is rotatably supported.
- the bearing 212 is fixed to the lower plate 206. That is, the drive sprocket 101 is supported by the bearing 212 provided on the bottom plate 206 of the upper left transport case 107.
- the upper left conveyance device 28 can be pulled out downward from the upper left conveyance input pipe 76a and the upper left conveyance input shaft 76 to be removed.
- the tip side caused by the grain raising device 13 is conveyed to the cutting part 3 arranged in front of the traveling machine body 1, and the left and right sides are lifted by the hanging frame 474 configured in an inverted U shape.
- the upper and lower transport devices 28 and 29 and the lower transport device 25 and 27 are connected to the feed chain 6 by the upper and lower transport devices 28 and 29.
- the combine harvester configured to be rotatable, and configured to be detachable as a unit with the upper left transport device 28 as a unit.
- the upper left transport device 28 includes a case 107 composed of an upper plate 105 and a lower plate 206, a drive sprocket 101 housed in the case 107, a driven sprocket 103, and both sprockets 101.
- the drive sprocket 101 is fixed on a hollow drive shaft 211 having a spline formed therein, and the drive shaft 211 is attached to the lower plate 206. It was set as the structure supported rotatably via a bearing.
- the unit ⁇ ⁇ can be used to stabilize the assembly of the drive sprocket 101, such as the tilt of the drive sprocket 101.
- the drive shaft 211 is configured so that the transmission shaft 76 protruding from the suspension frame 474 can be spline-fitted, and an edge 76c is formed at the tip of the suspension frame 474, and the edge 76c and the The upper case 107 was fixed with bolts 105a.
- the transmission of the driving force from the suspension frame 474 can be reliably performed by spline fitting, and the unit 105 can be separated from the suspension frame 474 by removing the bolt 105a.
- the cutting part 3 arranged in front of the traveling machine body 1 has the tip side caused by the vertical conveying device 30 inherited from the lower conveying device 25 ⁇ 27 to the feed chain 6 and the grain raising device 13.
- Combine harvester that is configured to move the upper and lower left and right upper transfer devices 28 and 29 integrally around the rear end of the upper right transfer device 29 (pilot seat side)
- the upper left transport device 28 (feed chain side) is connected with a suspension frame 474 configured in an inverted U shape with a pipe, and power is transmitted from the upper right transport device 29 to the upper left transport device 28 in the noisy frame.
- a transmission mechanism was provided.
- the upper left conveying device 28 can rotate integrally with the vertical conveying device 30 and the upper right conveying device 29, so that it is possible to cope with a change in crop length. Also, the upper right transport device 29 and the upper left transport device 28 can be integrally rotated.
- the suspension frame 474 has the upward first pipe 371a from which the upper end force of the noise rising from the upper right transport device 29 protrudes, and the substantially horizontal direction connected to the upper end of the first pipe 371a.
- the second pipe 372a, the downwardly facing third lip 373a connected to the tip of the second pipe 372a, and the joints 87 and 88 connecting these pipes are integrally formed.
- the drive shafts 371 ⁇ 372 ⁇ 373 are passed through the drive means for driving the upper left transport device 28.
- the driving means is protected by incorporating the driving means inside the suspension frame 474. Also, when using a flexible transmission shaft by placing bevel gears 81, 82, 83, 84, 85, 86 inside the joint and transmitting power to the transmission shaft Compared to cost, it has excellent durability.
- the three knobs 371a, 372a, and 373a are connected to two hooks 87 and 88 to form a suspension frame 474, and the first joint 87 is connected to the pipe at an obtuse angle.
- the second joint 88 is formed in a substantially V shape that connects the pipes at an acute angle, and the opening for inserting the transmission shaft 372 into the pipe 372a at the bent portion of the second joint 88. Formed. With this configuration, it becomes easy to insert the drive shaft, bevel gear, and bearing into the U-neuve.
- the opening joints on both sides can be inserted into the first joint with a “H” shape, and the gears can be engaged with each other.
- One shaft mechanism can be inserted into the second joint, and the other can be inserted through the other opening to engage the bevel gear.
- the base side end of the suspension frame 474 was detachably fixed to the upper chain case 60 of the upper right transport device 29.
- the upper right transport device 29 and the upper left transport device 28 can be integrally rotated.
- maintenance can be facilitated by removing the suspension frame and the like integrally.
- the present invention relates to a technique of a pulling apparatus for a combine, and more particularly to a technique for easily detaching a pulling gear case for supporting a tine drive shaft and a transmission shaft. Can be widely applied in agricultural use.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Outside Dividers And Delivering Mechanisms For Harvesters (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007800226608A CN101472462B (zh) | 2006-06-19 | 2007-06-19 | 联合收割机的扶禾装置 |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006169416A JP4809721B2 (ja) | 2006-06-19 | 2006-06-19 | コンバインの刈取装置 |
JP2006-169416 | 2006-06-19 | ||
JP2006169414A JP2007330232A (ja) | 2006-06-19 | 2006-06-19 | コンバインの刈取装置 |
JP2006-169414 | 2006-06-19 | ||
JP2006-169415 | 2006-06-19 | ||
JP2006169415A JP4809720B2 (ja) | 2006-06-19 | 2006-06-19 | コンバインの刈取装置 |
JP2006171884A JP2008000053A (ja) | 2006-06-21 | 2006-06-21 | コンバインの刈取装置 |
JP2006171885A JP2008000054A (ja) | 2006-06-21 | 2006-06-21 | コンバインの引起し装置 |
JP2006-171884 | 2006-06-21 | ||
JP2006-171885 | 2006-06-21 |
Publications (1)
Publication Number | Publication Date |
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WO2007148687A1 true WO2007148687A1 (ja) | 2007-12-27 |
Family
ID=38833429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/062316 WO2007148687A1 (ja) | 2006-06-19 | 2007-06-19 | コンバインの引起し装置 |
Country Status (2)
Country | Link |
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KR (1) | KR20090025289A (ja) |
WO (1) | WO2007148687A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108990525A (zh) * | 2018-08-20 | 2018-12-14 | 塔里木大学 | 一种绿肥粉碎翻压机 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101954276B1 (ko) * | 2012-07-06 | 2019-03-05 | 대동공업주식회사 | 콤바인 |
JP7421701B2 (ja) * | 2022-05-27 | 2024-01-25 | 井関農機株式会社 | コンバイン |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56175037U (ja) * | 1980-05-29 | 1981-12-24 | ||
JPH08154453A (ja) * | 1994-12-08 | 1996-06-18 | Kubota Corp | コンバインの穀稈搬送装置 |
JPH0994024A (ja) * | 1995-09-29 | 1997-04-08 | Kubota Corp | コンバインの前処理部 |
JPH10276542A (ja) * | 1997-04-08 | 1998-10-20 | Kubota Corp | コンバインの刈取部伝動構造 |
JP2007075027A (ja) * | 2005-09-15 | 2007-03-29 | Yanmar Co Ltd | コンバイン |
-
2007
- 2007-06-19 KR KR1020087031795A patent/KR20090025289A/ko not_active Application Discontinuation
- 2007-06-19 WO PCT/JP2007/062316 patent/WO2007148687A1/ja active Search and Examination
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56175037U (ja) * | 1980-05-29 | 1981-12-24 | ||
JPH08154453A (ja) * | 1994-12-08 | 1996-06-18 | Kubota Corp | コンバインの穀稈搬送装置 |
JPH0994024A (ja) * | 1995-09-29 | 1997-04-08 | Kubota Corp | コンバインの前処理部 |
JPH10276542A (ja) * | 1997-04-08 | 1998-10-20 | Kubota Corp | コンバインの刈取部伝動構造 |
JP2007075027A (ja) * | 2005-09-15 | 2007-03-29 | Yanmar Co Ltd | コンバイン |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108990525A (zh) * | 2018-08-20 | 2018-12-14 | 塔里木大学 | 一种绿肥粉碎翻压机 |
CN108990525B (zh) * | 2018-08-20 | 2023-09-15 | 塔里木大学 | 一种绿肥粉碎翻压机 |
Also Published As
Publication number | Publication date |
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KR20090025289A (ko) | 2009-03-10 |
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