JPH11253036A - Reaping apparatus of combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To shorten total length of a machine body by setting a moving area on steering base side to large value in form moving a reaping apparatus to right and left directions to a vehicle body. SOLUTION: A reaping apparatus 5 comprising a grass-dividing lever 1, a grain culms-raising up device 2, a grain culms raking device 3 and a reaping blade device 4, etc., is provided so as to enable right and left movements to a reaping frame 8 which is liftable to reaping suspension bracket 7 in the front of a vehicle body 6 and a part of raising up transmission case 10 in the lower part of inside grain culms-raising up device 2 is made to enter the lower part on the front side of a steering base 9 when the reaping device 5 is moved to the side of the steering base 9 in front of the vehicle body 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combine harvester that enables a reaper to move in the left-right direction at the front of a vehicle body.

[0002]

In the form in which the reaper is moved left and right inward and outward with respect to the traveling vehicle body, the cockpit and the cockpit are arranged on one side, so that the moving width inside the reaper is limited. The width of the uncut area of the traveling device is likely to be large and likely to remain.

[0003]

SUMMARY OF THE INVENTION The present invention provides a weeding rod 1,
A cutting device 5 including a cereal stem raising device 2, a cereal stem scraping device 3, a cutting blade device 4, and the like can be moved left and right with respect to a cutting frame 8 that can be moved up and down on a cutting suspension bracket 7 at the front of the vehicle body 6. When the mowing device 5 is moved to the control table 9 in the front of the vehicle body 6, a part of the raising transmission case 10 below the inner grain stalk raising device 2 is inserted into the lower front portion of the control table 9 when provided. And the configuration of the combine harvester.

[0004]

According to the operation and effect of the present invention, the cutting is performed by the cutting device 5 on the front side by moving the vehicle body 6 while operating the control table 9. In the reaping device 5, the cereal stem guided into the weeding rod 1 is raised by the cereal stem raising device 2 transmitted through the transmission mechanism of the raising transmission case 10, and is scraped by the cereal stem raking device 3. It is cut by the cutting blade device 4. Such a mowing device 5 can move the mowing frame 8 to the inside where the control table 9 is located and the outer side opposite thereto so as to perform a mowing operation. Since the raising transmission case 10 for driving the raising device 2 is located below the cereal stem raising device 2, the raising transmission case 10 enters the lower side of the control table 9, so that the raising transmission case 10 moves inward of the reaper 5. The moving range can be increased, the amount of the reaper 5 protruding forward from the cockpit 9 can be reduced, and the front-rear length of the entire aircraft can be shortened.
Also, the crossing of the traveling device on the control table 9 side can be reduced.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A combine is mounted on a vehicle body 6 having a crawler traveling device 15 on a grain stem raising device 2 and a cutting blade device 4.
The reaping frame 8 of the reaping device 5 having the above-mentioned structure is supported via the reaping suspension bracket 7 so as to be able to move up and down. At the rear of the cutting frame 8 is provided a grain culm transport device including a stock carrier transport device 16 and a spike transport device 17 for transporting the harvested grain culm. At the rear of the vehicle body 6, a threshing chamber 18 equipped with a handling cylinder, a feed chain 20 and a clamping rod 21 along a grain culm transfer port 19 of the threshing chamber 18, and a threshing material threshed in the threshing chamber 18 are received. The sorting room 22 is equipped with a rocking sorting shelf that sorts while rocking and transporting, and a sorting chamber 22 that sends sorting wind to the sorting air passage, and has a culm device that discharges threshed culm and has a suction duster. A threshing device 24 including a dust chamber 23 and the like for discharging the sorted dust out of the machine is mounted.

[0006] On one side of the vehicle body 6, from the front to the rear, the control table 9, the step floor 25, the cockpit 26,
Engine cover 27 that covers the engine room, threshing device 2
A Glen tank 28 for accommodating grains transported from the sorting chamber 22 of No. 4 and a vertical grain auger 29 and a horizontal grain auger 30 for discharging the grains of the Glen tank 28 are provided.

At the center of the front end of the vehicle body 6, a transmission case 31 is provided, and a transmission mechanism for inputting power from an engine and outputting sprocket shafts 32 on both lower sides through a transmission and the like is provided therein. The cutting suspension bracket 7 shares the transmission case 31 with a suspension metal 33 at the upper end to suspend the upper end of the tubular cutting frame 8 so as to be freely rotatable up and down. And a telescopic cylinder 34 can be provided between them to move up and down. The star wheels 11 and 43 can bite each other to scrape the culm.
The drive of the single shaft 69 causes the other star wheels 11, 43 to bite and rotate.

A swing case 34 is provided at the front lower end of the cutting frame 8 so as to be horizontally rotatable to the left L and the right R. Outside the swing case 34, the swing case 34 projects outward from the cutting frame 8. A swing arm 36 that is horizontally rotatable to the left L and the right R via a sub-frame 35 is provided.
Between the right and left cutting power transmission case 14
It is connected and supported by the part. Reference numeral 39 denotes a rotation shaft of the swing case 34 with respect to the cutting frame 8, and reference numeral 40 denotes a rotation shaft of the swing arm 36 with respect to the sub-frame 35. By pushing and pulling the reaping transmission case 14 to the left L and the right R, the reaping transmission case 14 can be moved to the left L and the right R almost in parallel via the parallel link-shaped swing case 34 and the swing arm 36.

A reciprocating cutting blade device 4 is provided along the front side with the cutting transmission case 14 as a main body, a pair of left and right main star wheels 11 and a small-diameter sub-star wheel 43 located on the front side. And a grain stalk raking device 3 comprising a guide rod, a guide plate 42 and the like. The pair of left and right grain stem raising devices 2 are provided with raising tines 46 on a chain 45 that is vertically extended inside a raising case 44, and slide the base of each raising tine 46 to a tine guide 47. By moving it, it protrudes out of the raising case 44 in the ascending stroke to scrape up the cereal stem and raise it to a certain posture.

The raising case 44 has a lower end connected to the front end of a tubular raising transmission case 10 projecting forward from both left and right ends of the mowing transmission case 14. 48
Is a raising support frame along the rear side of the raising transmission case 10. The upper end supports the upper part of the raising transmission case 10, and the lower end is fixed to the raising transmission case 10. The motive power transmission case 10 is provided as low as possible so as to contact the upper side of the front cutting blade device 4,
The drive sprocket 12 for driving the raising chain 45 at the lower end of the raising case 44 is provided at the front end of the driving sprocket 12.

When the mowing transmission case 14 is moved inward, the raising transmission case 10 located on the control table 9 side can enter the clearance above the control table 9 together with the mowing transmission case 14. As low as possible. Reference numeral 49 denotes a weeding frame projecting forward from the cutting power transmission case 14, and the weeding rod 1 is attached to the tip of the weeding frame, and the cutting blade device 4 is attached to the lower rear end. 52 and 58 are narrow guides.

The power transmission mechanism of the mowing device 5 includes a shaft 51 in the mowing frame 8 and a swing case 3 from a mowing input shaft 50 that is supported by the suspension metal 33 of the mowing frame 8.
4 through a rotating shaft 39, a gear 53 and the like, a gear is transmitted to a shaft 54 in the cutting power transmission case 14, a power is transmitted from the shaft 54 to the cutting blade device 4 via a crankshaft 55, and a The wheel 11 is transmitted, and the raising chain 45 is transmitted via the raising driving shafts 13 at both ends. Also, from the reaping input shaft 50 via the transport shaft 57, the stock and spike transport device 1
6 and 17 are transmitted. In addition, these transporting devices 16 and 17 are configured to switch the front end side to the left and right in accordance with the left L and right R of the reaper 5.

[0013] Regardless of the movement of the reaper 5 to the left L and right R, the swing case 34
Since it swings around the shafts 39 and 37 of the connecting portion, transmission by the gear 53 is performed at any swing position. In FIG. 7, the difference from the above example is that the left and right parallel movement of the reaping transmission case 14 by the swing case 34 and the swing arm 36 is moved forward to the inside R toward the control table 9 and moved to the outside L. By setting the rearward position, the moving range of the reaper 5 toward the inside R can be easily increased.

[Brief description of the drawings]

FIG. 1 is a plan view of a mowing device and a partial rear view thereof.

FIG. 2 is a plan view showing the operation.

FIG. 3 is a side view of the reaper unit.

FIG. 4 is a perspective view of a mowing device frame portion and a perspective view of a transmission mechanism portion thereof.

FIG. 5 is a left side view of the combine.

FIG. 6 is a right side view thereof.

FIG. 7 is a plan view showing an operation of a partially different embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grass bar 2 Grain stalk raising device 3 Grain stalk raking device 4 Cutting blade device 5 Cutting device 6 Body 7 Cutting suspension bracket 8 Cutting frame 9 Control table 10 Raising case

Claims (1)

[Claims] 1. A mowing device 5 comprising a weeding rod 1, a cereal stem raising device 2, a cereal stem scraping device 3, a cutting blade device 4, and the like can be moved up and down on a mowing suspension bracket 7 at the front of a vehicle body 6. Frame 8
When the mowing device 5 is moved to the control table 9 in the front of the vehicle body 6, a part of the raising transmission case 10 below the inner grain stalk raising device 2 is partially moved to the control table. 9. A combine harvester, wherein the combine harvester is inserted into the lower front part of the combiner.