JP2010252651A - Combine harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To excellently hold right and left weight balance of machine body mounting a fuel tank and to stably travel. <P>SOLUTION: A main tank part (25A) of the fuel tank (25) is arranged at one side part of a grain tank (8) side at the rear part of a traveling frame (3) and a sub tank part (25B) of the fuel tank (25) is arranged at the other side part of a threshing part (4) side. The sub tank part (25B) is located in a lower space at the rear end side of a shaking selection case (19) of the threshing part (4) and is supported through a lateral support member (28) in the right and left direction detachably attached to the traveling frame and a longitudinal support member (30) in the cross direction. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a combine and belongs to the technical field of agricultural machinery.

  Conventionally, for example, in Patent Document 1, in a combine in which a threshing device and a grain tank are arranged in parallel on the left and right on a traveling machine body, a substantially triangular shape in a side view formed between the rear part of the threshing apparatus and the traveling machine body The main tank part of the fuel tank is arranged in the gap part of the fuel tank, and the sub tank part of the fuel tank is arranged in the triangular gap part formed in the rear view formed between the inner inclined bottom plate of the Glen tank, the traveling machine body, and the threshing device. A fuel tank arrangement structure is disclosed.

Japanese Patent Laid-Open No. 11-168943

  An object of the present invention is to arrange a fuel tank main tank portion on the right side of the right side of the fuel tank where the threshing portion and the grain tank are arranged in parallel on the left and right sides when the fuel tank is provided on the rear end of the traveling frame. By placing the sub-tank part on the threshing part side, the left and right weight balance is achieved, and the sub-tank part inhibits the discharge of swarf by placing it in the lower space part on the rear end side of the swinging sorting case of the threshing part By using a support member that can be effectively arranged at a position where it cannot be removed and is detachable from the traveling frame, it can be used as an option.

In order to solve the above problems, the present invention has taken the following technical means.
That is, a threshing part (4) and a grain tank (8) are provided in parallel in the left and right directions on a traveling frame (3) provided with traveling crawlers on the left and right, and on the side of the grain tank (8) at the rear end of the traveling frame (3). The main tank part (25A) of the fuel tank (25) is disposed on one side of the fuel tank (25), and the sub tank part (25B) of the fuel tank (25) is disposed on the other side of the threshing part (4). The sub-tank part (25B) is located in a space below the rear end side of the swing sorting case (19) of the threshing part (4) and is mounted in a detachable manner on the traveling frame. The combine is characterized by being supported through the vertical support member (30).

  The main tank part (25A) having a large capacity of the fuel tank (25) is arranged on the side of the relatively light Glen tank (8), and the sub tank part (25B) having a small capacity is arranged on the side of the heavy threshing part (4). By doing so, the left and right weight balance is maintained, and stable running is possible. Further, since the sub tank portion (25B) is in the lower space on the rear end side of the swing sorting case (19), it can be effectively arranged in a space that does not obstruct the waste discharging action, and the lateral support member Since both (28) and the vertical support member (30) can be attached to and detached from the traveling frame (3), the support member can be removed when the sub-tank (25B) is not needed, and is attached and used only when an option is set. be able to.

  According to the present invention, the left and right weight balance is achieved by disposing the main tank portion (25A) and the sub tank portion (25B) of the fuel tank (25) on the Glen tank (8) side and the threshing portion (4) side. Good running and stable running are possible. Further, since the sub-tank portion (25B) is disposed in the lower space on the rear end side of the swing sorting case (19), the waste discharging action is not hindered and the space can be effectively arranged and configured. In addition, since the horizontal support member (28) and the vertical support member (30) that support the sub-tank portion (25B) are both detachable from the traveling frame (3), the sub-tank portion is located in an area where the sub-tank is not required. (25B) and can be removed as an option.

Combine side view Side cross section of threshing section Side view of the main part of the traveling frame showing the removed state of the vertical and horizontal support members Top view of the main part Rear view of the main part Side view of the main part of the traveling frame showing the mounting state of the vertical and horizontal support members Top view of the main part Rear view of the main part Side view of the main part of the travel frame showing the support state of the fuel tank Top view of the main part Rear view of the main part Side view of main parts showing support structure of driver's seat Top view of the main part Perspective view of bag storage hopper Side view of the main part Perspective view of hopper lock mechanism

An embodiment of the present invention will be described with reference to the drawings.
FIG. 1 shows a side view of a combine. This traveling vehicle body 1 includes a pair of left and right traveling crawlers 2 and 2 and is located in front of a threshing unit (threshing device) 4 mounted on the left side on a traveling frame 3. The cutting part 5 is installed at the right side of the cutting part 5 and a driving operation part including a driver's seat 6 and an operation box 7 is provided on the right side of the cutting part 5, and the right side of the threshing part 4 is located behind the driving operation part. Is equipped with a Glen tank 8 for temporarily storing threshing grains. Moreover, the rear part of the threshing part 4 is equipped with a squeezing cutter 9 for cutting the scouring part after threshing.

The threshing unit 4 is configured to perform a threshing process by a handling cylinder 12 that is driven and rotated in the handling chamber 11 at the tip part of the cereal bowl that is conveyed while holding the stock by the threshing feed chain 10.
A second processing cylinder 13 is provided in parallel with the handling cylinder 12 on one side of the handling chamber 11 opposite to the fid chain 10 side. A dust removal treatment cylinder 14 is provided on the same axis as the rear of the second treatment cylinder.

  A swing sorting case 19 including a transfer shelf 15, a chaff sheave 16, a stroller rack 17, a grain sheave 18, and the like is disposed from the lower side of the handling chamber 11 to the rear dust sorting chamber. In addition, 20 is a Japanese cypress, 21 is a suction dust exhaust fan, 22 is the 1st transfer spiral, and 23 is the 2nd transfer spiral.

  The fuel tank 25 mounted at the rear end of the traveling frame 3 is a swinging sorting case at the main tank portion 25A disposed on the right side of the right side of the Glen tank 8 arranged side by side and the rear portion of the threshing portion 4 on the left side. 19 includes a sub-tank portion 25B provided in the lower space on the rear end side, and the two are connected in communication with each other by a hose 26. The main tank portion 25A is originally arranged closer to the Glen tank 8 side and has a normal capacity, and the main tank side is provided with an oil supply pipe 27 for supplying fuel from an oil supply port. Yes. The sub-tank portion 25B is newly installed to increase the capacity of the fuel tank 25, and is deployed by effectively utilizing the space below the rear end side of the swing sorting case 19.

  The sub-tank portion 25B is configured to be supported via a lateral support member 28 in the left-right direction and a longitudinal support member 30 in the front-rear direction, which are detachably attached to the traveling frame 3. The horizontal support member 28 is fastened to a support stay 29 fixed to the vertical frames 3y, 3y side of the traveling frame 3 by bolts 29b through bolt holes 29a, and the vertical support member 30 supports the bottom of the sub tank portion stably and low. The concave tank mounting portion 30a is formed so that the front end portion is formed into a U-shape 30b and is held in the holding state on the lateral support member 28, and the rear end portion Is fixed to a support stay 31 fixed to the lateral frame 3x side of the rear end portion of the traveling frame 3 by tightening a bolt 31b through a bolt hole 31a having a long hole shape in the front-rear direction.

  Note that the vertical support member 30 is configured such that the mounting hole 30c at the rear end portion is formed in the shape of a long hole in the front-rear direction so that the position in the front-rear direction can be adjusted. Further, the vertical support member 30 and the horizontal support member 28 are provided with rubber band locking hooks 32 for fixing the sub-tank portion 25B to be placed with a rubber band.

Next, a configuration example of a combine driver's seat will be described.
As shown in FIGS. 12 and 13, the seat 6 is configured in triplicate by three members of an upper plate 35, a lower plate 36, and a support plate 37, and the tripled portion is located at the center of gravity W position of the seat. By arranging so that each plate has a relatively thin wall, the overall rigidity can be improved. In addition, the rigidity can be sufficiently ensured even though the structure is relatively simple by disposing the support column 38 below the triple-matched portion. Further, by arranging the upper plate 35 so as to overlap the lower plate 36, it is possible to prevent the right and left displacement of the seat. The seat 6 is configured to swing and open around a fulcrum shaft 39 provided on the front end side of the lower plate 36.

  The upper plate 35 is formed in a U-shape to ensure strength, and the weight is reduced by opening a central hole 35h to open a hole 35h. Further, the U-shaped rising side wall portions 35s, 35s of the upper plate 35 have a configuration in which the vertical width D1 on the fulcrum shaft 39 side of the front end is widened and the vertical width D2 on the rear side is narrowed. Further, by forming the arc-shaped portion 35R from the wide portion to the narrow portion, the seat can be easily opened and closed. The rear end portion of the upper plate 35 extends to the vicinity of the rear end of the seat 6, and when the operator puts weight on the rear of the seat, the rear end portion of the upper plate 35 is sufficiently resistant to stress concentration on the seat seat surface and the rear end portion of the upper plate. It is assumed that the structure is obtained.

  The upper plate 35 and the seat 6 are configured to be fastened by four fastening bolts 40. Further, the lower plate 36 has a configuration in which a notch hole 36a is provided on the front side of the plate 36 and a round hole 36b is provided on the rear side so as to avoid the portion 40a of the tightening bolt 40 with a flat spring.

  The support plate 37 is fixed to a support column 38, and the lower plate 36 is connected to the support plate 37 by a connection pin 41. By inserting the washer 43 on the snap pin 42 side of the connecting pin 41, the snap pin is moved away from the lower plate, and the upper plate and the snap pin do not interfere with each other.

  The embodiment shown in FIG. 14 to FIG. 16 is a technology related to a hopper that accommodates straw, and is configured to be able to move up and down the hopper 46 installed on the lateral side of the threshing portion on the first cerealing device 45 side, A gas damper 47 is provided in front of and behind the hopper, and the hopper is moved up and down with respect to the airframe by this gas damper so that maintenance of the threshing part and adjustment of the rear part of the engine can be easily performed. In addition, by configuring the culm exit portion 48 from the first cerealing device 45 to the hopper 46 as a vertically inclined surface (SS line), when the hopper is moved down to a fixed position, the two surfaces are separated. Securely join. Further, as shown in FIG. 16, the hopper is provided with a lock mechanism 49 for the machine body, and the hopper is moved up and down by unlocking the lock claw 49a. The lock mechanism is interlocked so that it can be locked and unlocked by turning the auxiliary operator handle 50 up and down. When the operator consciously raises the handle 50 upward, the lock by the lock claw 49a is released. Unless the operator consciously performs the release operation, the lock is not released so that the operator can Ensures safety.

2 Traveling crawler 3 Traveling frame 4 Threshing section 8 Glen tank 19 Oscillating sorting case 25 Fuel tank 25A Main tank section 25B Sub tank section 28 Horizontal support member 30 Vertical support member

Claims (1)

  A threshing part (4) and a grain tank (8) are provided in parallel on the left and right on the traveling frame (3) having traveling crawlers, and the rear end of the traveling frame (3) The main tank part (25A) of the fuel tank (25) is arranged on the side part, and the sub tank part (25B) of the fuel tank (25) is arranged on the other side part on the threshing part (4) side. (25B) is a horizontal support member (28) in the left-right direction and a vertical support in the front-rear direction, which is in the space below the rear end side of the swing sorting case (19) of the threshing part (4) and is detachably attached to the traveling frame. A combine characterized by being supported via a member (30).

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