JP3318982B2 - Combine harvesting and feeding equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combine harvesting and feeding device, which is used for harvesting rice, wheat, soybeans, red beans, etc., and transports and supplies the entire harvested grain culm to a threshing device for threshing. It can be used as a combine in the input form.

[0002]

2. Description of the Related Art The harvesting width of a combine harvester is moved to the left and right with respect to a feed conveyor on the threshing device side, or a harvesting device having a different harvesting width is attached and detached. Thus, versatile and adaptive harvesting can be performed depending on the type of harvested grain culm, other cutting conditions, and the like.

[0003] In a conventional combine, a cutting blade device and an auger for collecting harvested culms have a fixed width and are located at a fixed position with respect to a feed conveyor. When the cutting blade device or auger is moved in the left and right direction with respect to the feed conveyor, it is difficult to smoothly transfer the grain culm from the auger to the feed conveyor. Even in the form of preparing and detaching, since the connecting position of the auger to this feed conveyor is constant,
Mounting position is limited.

[0004]

SUMMARY OF THE INVENTION The present invention relates to a feed conveyor 1 for receiving a cut culm and transferring it to a threshing device 9.
In contrast, a rear auger case 3 containing a rear auger 2 for collecting harvested grain culms to the feed conveyor 1 is fixedly provided at a predetermined position, and is provided along the front side of the rear auger case 3. the front auger casing 6 on the front side having a cutting blade device 5 accommodates a front auger 4 is formed wider than 2, left and right positions changeably communication
Position where the front auger case 6 does not move left and right
Then the culm of the front auger case 6 is replaced with the rear auger
Feed conveyor 1 start end via the left and right center of case 2
The front auger case
In the state where the position changes to the uncut side, the front
The stalks of base 6 into one of the following rear auger cases 2
From the case to the center of the case using the transfer spiral 18
The harvesting and feeding device of the combiner is configured to be supplied to the start end of the conveyor 1 .

[0005]

In the harvesting operation, the grain stalks cut by the cutting blade device 5 are placed in the front auger case 6.
Inside, it is collected by the rotation of the front auger 4 and supplied into the rear auger case 3 on the rear side. In the rear auger case 3, the collected and transported grain culm is sent to the feed conveyor 1 by the rear auger, and is conveyed from the feed conveyor 1 to the threshing device.

When changing the left and right positions of the cutting blade device 5 with respect to the feed conveyor 1 or the traveling device, the front auger case 6 is moved in the left and right direction to cut the cutting device, the cutting width, and the like.
Although it is possible to perform the change of articulated positions of the front auger casing 6 and the rear auger casing 3 in this case, are free at a constant width region, moreover, the front auger casing 6
When the front auger case 6 does not move
Grain stalks are routed through the left and right center of the following rear auger case 2.
Feed conveyor 1 is configured to supply to the start end.
The front auger case 6 changes its position to the uncut side
Then, the culm of the front auger case 6 is
-Transfer spiral 1 from one side in case 2 to the center of case
Should be fed to feed conveyor 1 starting end
Ku be constructed, and this because grain稈受splicing position relative feed conveyor 1 of the rear auger casing 3 is constant, the current feed has been culms in front auger 4 Riyaoga 2
And the supply from the rear auger 2 to the feed conveyor 1 can be performed smoothly and stably.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A combine is mounted on a chassis 8 having a traveling device 7 in the form of a crawler, on which a threshing device 9, a Glen tank 10, a steering cabin 11 and the like are mounted.
2, a mowing device 13 is provided so as to be able to move up and down by extension and contraction of a lift cylinder 14. The cutting device 13 has a front auger case 6 having a front auger 4 mounted thereon and a cutting blade device 5 at a front end, a rear auger case 3 having a rear auger 2 mounted thereon, and a scraped endless body 15 stretched in a conveyor case 16. And a reel 17 and the like.

The rear auger case 3 with respect to the feed conveyor 1 is located at a fixed position, and the rear auger 2 has an auger spiral 18 symmetrical to the left and right, and a scraping finger 19 is arranged on the peripheral surface over the entire width. It is easy to scrape the cereal stem by projecting in the first half and retracting in the second half, and to pass the grain to the rear feed conveyor 1. The front auger case 6 is provided so as to be slidable in the left-right axial direction with respect to the front side of the rear auger case 3, and has a collection port 20 opened at the center in the left-right direction at the front opening of the rear auger case 3. On the other hand, it is configured to be able to communicate at any width position.
On the peripheral surface of the front auger 4, an auger spiral 21 for collecting and feeding to the collection port 20 is formed symmetrically, and a scraping finger 22 is opposed to the collection port 20, and protrudes long on the front side and rear side. Then, it is configured to rotate so as to retract.

The grain stalks cut by the cutting blade device 5 are collected and sent to the center by the rotating front auger 4,
The scraping finger 22 scrapes the rear auger case 3 from the collection port 20 into the rear auger case 3, and further supplies the rear auger 2 to the rear feed conveyor 1 by the scraping finger 19. Reference numeral 23 denotes a weeding frame, reference numeral 24 denotes a bell crank for driving the cutting blade device 5, which is interlocked with a crank shaft 25 on the rear side of the front auger case 6, and transmits a belt of the front auger 4 from the crank shaft 25. The shaft 26 of the reel 17 is transmitted by a belt.

The respective axle shafts 28, 29 of the scraped endless body 15
The belt 27 is transmitted between the shaft 27 and the shaft 29 of the lower end and the shaft 30 of the rear auger 2 to transmit the belt 31 to transmit the endless body 15 and the rear auger 2. A spline fitting 32 is provided between the shaft 30 of the rear auger 2 and the crankshaft 25 so as to be extendable and retractable and detachable, and the front auger case 6 moves right and left with respect to the rear auger case 3 (FIG. 1). 2), the front auger 4, the cutting blade device 5, the reel 17 and the like can always be transmitted.

The left and right movement of the front auger case 6 is performed by a slide cylinder 33 which is expanded and contracted by hydraulic pressure. A guide frame 35 is formed above and below the rear auger case 3 and formed with a concave guide groove 34 extending in the left and right direction. A guide edge 36 formed along the left and right direction is fitted above and below the front auger case 6. Combine. The slide cylinder 33 is connected between the lateral ends of the rear auger case 3 and the front auger case 6.

The movement of the front auger case 6 by the expansion and contraction of the slide cylinder 33 may be performed manually, or may be performed automatically by a sensor or the like that detects a ridge or a crop streak. 5 and 6, the difference from the above example is that the front end of the endless body 15 in the feed conveyor 1 is connected to the sprocket 3 of the rear auger 2.
The auger spiral 18 is provided outside the sprocket 37 around which the scraped endless body 15 is wound.

7 and 8 are different from the above example in that
The rear auger case 3 is provided so as to be able to roll freely with respect to the conveyor case 16 of the feed conveyor 1. When the traveling device 7 is inclined left and right, the rear auger case 3, the front auger case 6, the rear auger case 3, etc. Reaper 1
3 is controlled to be maintained parallel to the cut soil surface by rolling control.

Reference numeral 38 denotes a rolling cylinder for controlling the rolling operation. The conveyor case 16 and the rear auger case 3 are provided.
And a guide edge 39 at the tip of the conveyor case 16.
Is formed along a circular locus around a virtual rolling axis A, and a guide frame 41 in which a guide groove 40 for fitting the guide edge 39 is formed is mounted on the rear side surface of the rear auger case 3 by the rolling. The guide frame 41 is provided along a circular locus around the axis A, and the guide edge 39 is fitted to the guide frame 41 so that the rolling axis A
To rotate around.

The rolling of the reaper 13 by the expansion and contraction of the rolling cylinder 38 may be performed by manual operation, or may be performed by performing automatic rolling control by an inclination sensor for detecting the left and right inclination of the chassis 8 or the like.

[Brief description of the drawings]

FIG. 1 is a plan view of a combine.

FIG. 2 is a plan view showing a part of the operation.

FIG. 3 is a plan view of a slide cylinder unit for moving a front auger case.

FIG. 4 is a side view thereof.

FIG. 5 is a plan view showing a partially different embodiment.

FIG. 6 is a side view thereof.

FIG. 7 is a plan view showing a partially different embodiment.

FIG. 8 is a side view thereof.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Feed conveyor 2 Rear auger 3 Rear auger case 4 Front auger 5 Cutting blade device 6 Front auger case

Claims (1)

(57) [Claims] 1. A fixed relation between a rear auger case 3 accommodating a rear auger 2 for collecting and harvesting grain culm to a feed conveyor 1 is provided to a feed conveyor 1 for receiving and transferring the harvested grain culm to a threshing device 9. A front auger case provided fixedly in a position and formed along the front side of the rear auger case 3 to have a width wider than the rear auger case 2 and accommodates the front auger 4 and has a cutting blade device 5 on the front side. 6
, Can be changed to the left and right , and the front auger case
In the position where 6 does not move left and right, front auger case 6
Through the center of the rear auger case 2
To feed to the start end of feed conveyor 1
A state where the position of the front auger case 6 is changed to the uncut side.
In the state, the grain stem of the front auger case 6 is
Transfer spiral from one side in auger case 2 toward the center of case
After the horizontal transfer at 18, supply to the start end of feed conveyor 1
Combine harvesting and sending device configured as follows .