JP2013111052A - Combine harvester - Google Patents

Abstract

The overall height of a combine when the sun visor is switched to a retracted position is lowered to facilitate storage in a warehouse and seating operation on a machine body.
A base portion of a support member (16) for supporting a sun visor (11) is attached to a portion on the side of a vehicle body frame (2) between a cockpit (10a) and a Glen tank (7) so as to be able to turn back and forth. The sun visor (11) can be repositioned between a first position (A) covering the upper side of the cockpit (10a) and a second position (B) behind the first position (A). 7), a notch (7b) that is notched in a rear-upwardly inclined shape in a side view is formed in the front upper portion, and when the position of the sun visor (11) is changed to the second position, at least the support member (16) A part is configured to enter the notch (7a).
[Selection] Figure 1

Description

  The present invention relates to a combine equipped with a sun visor.

  As shown in Patent Document 1, as a sun visor equipped on a work vehicle, the sun visor is prevented from interfering with an obstacle when traveling in a location where there is an obstacle above or storing the work vehicle in a garage or the like. In order to do so, there is one having a structure that can be switched between a state in which the sun visor supported by a support member at the upper part of the cockpit covers the upper side of the control unit and a state in which the sun visor is moved rearward from the control unit and moved to a low position. Are known.

JP 2000-139471 A

  However, when the combiner is equipped with the sun visor described in the above-mentioned patent document, the range of movement of the sun visor to the rear is limited because it has a large-capacity Glen tank for storing grains behind the control unit. Problems arise.

The problems of the present invention are solved by the following technical means.
According to the first aspect of the present invention, a reaping device (6) is provided on the front side of the body frame (2), and a threshing device (8) and a grain tank (7) are provided side by side on the top of the body frame (2). In the combine provided with a cockpit (10a) on the front side of the Glen tank (7), a sun visor (11) is provided at a position on the vehicle body frame (2) side between the cockpit (10a) and the Glen tank (7). The base portion of the support member (16) that supports the first and second support members (16) is attached so as to be able to turn back and forth, and the sun visor (11) covers the upper side of the cockpit (10a) than the first position (A) and the first position (A). A rear visor is configured to be changeable to a second position (B), and a notch portion (7b) is formed in the front upper part of the Glen tank (7), which is notched in a rear-upwardly inclined shape when viewed from the side. When (11) is changed to the second position At least a portion of the support member (16) is to combine, characterized in that it has a structure to break into the notch (7a).

  According to a second aspect of the present invention, the sun visor (11) covers the upper part of the cockpit (10a) at the first position (A), and the grain tank from the rear part of the cockpit (10a) at the second position (B). The combine according to claim 1, wherein the part extending over the front part of (7) is covered from above.

  The invention according to claim 3 is an upper side of the cerealing device (32) for conveying the grain from the threshing device (8) to the glen tank (7) by the sun visor (11) located in the second position (B). It is set as the combine of Claim 1 or Claim 2 which was the structure which covers this.

  According to a fourth aspect of the present invention, the sun visor (11) can be switched to the third position (C) inclined forward and downward while maintaining the posture of the support member (16) in the second position (B). The combine according to claim 1 or claim 2 or claim 3.

  The invention according to claim 5 is a state in which the Glen tank (7) is configured to be movable outward of the fuselage, and the sun visor (11) is positioned at the second position (B) or the third position (C). In this case, the inclined portion (7a) is formed between the inclined member (7a) formed on the front upper portion of the Glen tank (7) and the supporting member (16) by the formation of the notched portion (7b). The combine according to any one of claims 1 to 4, wherein a gap is formed so that the Glen tank (7) can be moved outward without interfering with 16).

  According to the first aspect of the present invention, the support member (16) that supports the sun visor (11) is caused to enter the notch (7b) formed in the upper front portion of the glen tank (7) so as to rotate rearwardly. The overall height of the aircraft can be lowered. This also makes it easy to store the combine in a warehouse with a low ceiling.

  According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, in the state where the sun visor (11) is switched to the first position (A), it covers the cockpit 10a and stands up. The head of the pilot in the posture can be covered, and in the state where the sun visor (11) is switched to the second rear position (B), the head of the driver seated in the cockpit (10a) can be covered. Further, it is possible to prevent dust from entering between the cockpit (10a) and the Glen tank (7).

  According to invention of Claim 3, in addition to the effect by the invention of the said Claim 1 or Claim 2, by putting a sun visor (11) in the back 2nd position (B), a cerealing device ( 32) and rain and dust can be prevented from entering through the gap between the Glen tank (7).

  According to the invention of claim 4, in addition to the effect of the invention of claim 1 or claim 2 or claim 3, the sun visor (11) is tilted forward and stored, so that the total height of the aircraft can be reduced. Further, the sheet can be lowered, and the work for placing the sheet on the combine becomes easy.

  According to the invention described in claim 5, in addition to the effect of the invention described in any one of claims 1 to 4, the second position (B) in which the sun visor (11) is retracted or the third for storage. In the state switched to the position (C), the Glen tank (7) can be rotated outward without interfering with the support member (16) to perform maintenance work inside the Glen tank (7). .

It is a whole side view of a combine. It is a whole top view of a combine. It is an expansion left view of a sun visor attachment part. It is an enlarged front view of a sun visor attachment part.

Hereinafter, embodiments of the present invention will be described with reference to examples shown in the drawings. The left and right refers to the left and right direction toward the forward traveling direction of the aircraft.
Under the body frame 2 of the combine 1, a crawler 4 molded into an endless belt made of a flexible material such as rubber is wound around a drive sprocket 4a, a plurality of idler wheels 4c, and a driven wheel 4b. It is provided with a traveling device 3 configured to be able to travel without sinking even in a wet field, a cutting device 6 is mounted on the front portion of the body frame 2, a threshing device 8 is mounted on the left side of the body frame 2, and the body frame 2 The Glen tank 7 and the driving frame 14 are mounted on the left side. The grain that has been threshed by the threshing device 8 and selected as straw or the like is fed by the first cereal cylinder 32 and temporarily stored in the Glen tank 7, and when the Glen tank 7 is full of grains, the grain discharge auger 9 The grain is taken out to the outside.

  In addition, a control unit 10 is provided at the upper part of the driving frame 14 and in front of the Glen tank 7. The control unit 10 includes a control seat 10 a on which an operator is boarded, a steering lever 13 that controls the aircraft, and the like. An operation post 10b having an operation tool and a side operation panel having a main transmission lever 12 or the like for changing the traveling speed of the aircraft by changing the driving speed of the crawler 4 are provided. A sun visor 11 supported by left and right main arms (arms) 19, 19 having a parallel link mechanism (linking means, support member) 16 is provided on a support column 15 erected on the top of 14.

  The sun visor 11 has a substantially rectangular shape in plan view covering the cockpit 10a and the steering lever 13, and is used to cover the head of the operator standing on the boarding step 17 by bending a support portion constituted by a parallel link mechanism 16 to be described later. The first position A and the retracted position (second position) B that covers the operator's head sitting on the cockpit 10a and the retracted position (third position) C that is extremely close to the cockpit 10a can be held. With the sun visor 11 in the reverse position B, the operator can operate the steering lever 13 and the main transmission lever 12 while sitting on the cockpit 10 and looking at the side mirror (not shown).

  As shown in FIGS. 3 and 4, a lower bracket 18, 18 fixed to the lower horizontal rail 28, which is installed on the upper end of the column 15 erected on the driving frame 14 with a left and right interval, and the sun visor 11 are attached. The upper brackets 21 and 21 fixed to the horizontal beam 22 with a left and right interval are rotatably connected by a main arm (arm) 19, and the lower bracket 18 on the right side and the upper bracket 21 on the right side of the upper horizontal beam 22 are connected to the sub rod ( A parallel link mechanism 16 is configured by being rotatably connected by a rod 20.

In addition, a notch portion 7 b that is notched in a rear-upwardly inclined shape in a side view is formed in the front upper portion of the Glen tank 7, thereby forming an inclined portion 7 a in the front upper portion of the Glen tank 7.
The height position of the lower bracket 18 is located between the upper end 7a1 and the lower end 7a2 of the inclined portion 7a of the Glen tank 7, so that the rearward movement range of the sun visor 11 can be expanded, and the parallel link mechanism 16 And the Glen tank 7 can be made difficult to interfere with each other.

  By providing a long hole 18a (adjustment part) in a portion where the lower end of the sub rod 20 is pivotally supported by the lower bracket 18, and changing the lower end position of the sub rod 20 within the long hole 18a, the inclination of the sun visor 11 with respect to the horizontal can be changed. In the backward position B, the storage position C is reached when it is lowered most forward.

  That is, in the retreat position B, the vertical distance between the front end portion (tip portion) of the sun visor 11 and the seating surface of the cockpit 10a is widened, and the sun visor 11 is retracted rearward so that the overall height of the fuselage is low. It can be operated, covers the head of the pilot seated in the cockpit 10a and blocks direct sunlight, and can be easily stored in a warehouse with a low ceiling.

  In the storage position C, the sun visor 11 is tilted forward and the vertical distance between the front end of the sun visor 11 and the cockpit 10a is narrowed, and the overall height of the fuselage is further lowered, so that the seat of the combine on the fuselage is reduced. The hanging work can be easily performed.

  Also, the left and right main arms 19, 19 are connected by a cross rail 29, and the pins 31, 31 provided on the lower bracket 18, 18 are fitted into the two fixing holes 30a provided on the fan-shaped fixing plates 30, 30 fixed to the lower end. By combining, the standing angle of the main arms 19 and 19 is changed and the sun visor 11 is held at the use position A and the retreat position B. The pins 31 and 31 are inserted and removed by the pin lever 27. The pin 31 is biased by a spring in the insertion direction so as not to be removed, and the pin lever 27 is rotated upward to be extracted. The pin lever 27 may be rotated in the front-rear direction so that the pin 31 can be inserted and removed.

  The left upper bracket 21 and the main arm 19 are connected by a gas spring (biasing means) 23 and a handle 24 is provided on the right main arm 19 so that the operator can hold the handle 24 and lightly move the sun visor 11 up and down. I am doing so. The handle 24 may be provided at the front end of the sun visor 11.

The left and right main arms 19, 19 are removable by knob bolts 25, 26.
The Glen tank 7 mounted on the vehicle body frame 2 on the rear side of the driving frame 14 has a front portion centered on the longitudinal feed cylinder 9a of the grain discharge auger 9 with the sun visor 11 in the retracted position B or the storage position C. By rotating outward, the inside of the grain tank 7 and the grain discharge auger 9 can be maintained.

That is, a predetermined gap is formed between the parallel link mechanism 16 and the inclined portion 7 a of the Glen tank 7 in a state where the sun visor 11 is switched to the retracted position B or the storage position C.
At the center of the machine body of this Glen tank 7, a first lifting cylinder 32 for feeding and lifting the grains threshed by the threshing device 8 is provided, and a sun visor 11 with the upper portion of the first lifting cylinder 32 at the retreat position B is provided. It covers so that rain and dust do not enter the joint part of the cereal cylinder 32 and the Glen tank 7 most.

  Further, a rearwardly inclined portion 7a is formed from the upper end of the front surface portion 7f of the Glen tank 7 to the front end of the top surface portion 7u so that the main arms 19 and 19 do not hit when the sun visor 11 is moved to the retracted position B. Yes. The sun visor 11 in the retracted position B can be fixed to the retracted position C where the sun visor 11 is lowest by being attracted to the driving frame 14 by the connecting rod 33.

DESCRIPTION OF SYMBOLS 1 Combine 2 Body frame 6 Mowing device 7 Glen tank 7a Inclined part 7b Notch part 8 Threshing apparatus 10a Pilot seat 10b Operation post 11 Sun visor 16 Parallel link mechanism (support member)
32 Graining device A Use position (first position)
B Reverse position (second position)
C Storage position (third position)

Claims (5)

  A mowing device (6) is provided on the front side of the body frame (2), and a threshing device (8) and a grain tank (7) are provided side by side on the upper part of the body frame (2), and the front side of the grain tank (7). In the combine provided with a cockpit (10a), a support member (16) for supporting the sun visor (11) at a position on the body frame (2) side between the cockpit (10a) and the Glen tank (7). And a second position (B) rearward of the first position (A). The first position (A) covers the sun visor (11) above the cockpit (10a). A notch part (7b) is formed in the front upper part of the Glen tank (7), which is notched so as to be inclined upward as viewed from the side, and the sun visor (11) is moved to the second position. When the position is changed, the number of support members (16) Combine, characterized in that the even part is configured to penetrate into the notch (7b).   The sun visor (11) covers the upper part of the cockpit (10a) in the first position (A) and extends from the rear part of the cockpit (10a) to the front part of the Glen tank (7) in the second position (B). The combine according to claim 1, which is configured to cover from above.   The sun visor (11) located at the second position (B) covers the upper side of the cerealing device (32) that conveys the grain from the threshing device (8) to the grain tank (7). The combine according to claim 2.   The said sun visor (11) was made into the structure which can be switched to the 3rd position (C) which inclines forward downward, maintaining the attitude | position of the support member (16) in a 2nd position (B). Or the combine of Claim 3.   In the state where the Glen tank (7) is movable to the outside of the machine body and the sun visor (11) is positioned at the second position (B) or the third position (C), the notch (7b) Between the inclined portion (7a) and the support member (16) formed on the front upper portion of the Glen tank (7) by forming the Glen tank without the inclined portion (7a) interfering with the support member (16) The combine according to any one of claims 1 to 4, wherein a gap is formed in which (7) can be moved outward of the machine body.

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