JPH078175B2 - Drive of combine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a threshing device mounted on a combine and a drive device for a mowing unit.

(B) Conventional Technology In the conventional combine, the technology in which the drive system is configured by a mission case is known. For example, the techniques described in Japanese Utility Model Laid-Open No. 60-49734, Japanese Utility Model Laid-Open No. 58-59435 and Japanese Utility Model Laid-Open No. 56-55339 are available.

In addition, the drive system from the engine to the threshing device
Some were placed under the front of the thresher.
For example, as in Japanese Utility Model Laid-Open No. 55-52929.

(C) Problems to be Solved by the Invention An object of the present invention is to eliminate the above-mentioned problems of the related art. In the related art, a drive device mainly composed of a V belt and a V pulley is composed of a drive mission case. In order to eliminate the linear V-belt winding and to avoid the entrance iron plate and the front side plate portion projecting to the front part of the threshing device, the drive mission case is configured in an L-shape and conforms to the L-shape. By similarly configuring the space in front of the threshing device and fitting the drive mission case into the L-shaped space,
This is a compact threshing device.

In addition, by combining the drive unit in one place for easy inspection and repair, and by fitting the drive mission case into the extra space in the front of the threshing unit, the forward protruding section is eliminated and the threshing unit and the mowing unit are removed. By narrowing the gap between the parts, the transfer from the mowing / conveying device to the feed chain is made smoother.

(D) Means for Solving the Problems The object of the present invention is as described above, and a configuration for achieving the object will be described below.

In the combine threshing device D equipped with a combine, the parallel processing cylinder 21 part which projects the front end part of the handling room which constitutes the threshing device D and is arranged in parallel to the side of the handling room, and the wind selection fan which is arranged at the lower front end of the handling room 25 parts are retracted so that only the handling chamber is projected forward, and an L-shaped space B in front view is formed on the side and below the projecting portion of the handling chamber. The drive mission case M, which is L-shaped as viewed from the front, is mounted on the drive mission case M, the drive shaft 17 is projected from the lower portion of the drive mission case M in the horizontal direction, and the drive shaft 17 drives the cutting section C and the sorting section. The parallel processing cylinder 21 and the handling cylinder 1 are driven from above the L-shaped drive mission case M.

(E) Embodiments and Actions The objects and configurations of the present invention are as described above. Next, the action of the invention will be described together with the configurations of the embodiments shown in the accompanying drawings.

1 is an overall side view of the combine, FIG. 2 is a side sectional view of a threshing device showing a drive device of the present invention, FIG. 3 is a front view of the threshing device, and FIG. 4 is a plan sectional view of the same.

In FIG. 1, a harvesting section C is projected from the front end of the combine, and the grain culms harvested and conveyed by the harvesting section C are transferred to the feed chain 39 of the threshing device D for threshing processing.

The drive mission case M and the sorting drive pulley 7, which are the main parts of the present invention, are arranged below the front part of the threshing device D.

The structure of the main part of the present invention will be described with reference to FIGS. 2, 3, and 4. The threshing device D is arranged on the parallel processing cylinder 21 in parallel with the handling cylinder 1, and further, the orthogonal processing cylinder 30 is arranged behind the swing sorting device 24.

The grains that have been threshed by the handling cylinder 1 pass through the crimp net 33 and fall on the swing sorting device 24, and the swing sorting device 24
As a result, the sorted grains fall toward the first conveyor 26. Then, in the middle of the fall, the air is picked up by the wind selection fan 25, and immature grains, straw-attached grains and the like are blown toward the second conveyor 27.

Straws and the like that do not fall from the swing sorting device 24 is sent to the orthogonal processing cylinder 30 from the Straw rack 32, is subjected to threshing process again by the orthogonal processing cylinder 30, the grains leak from the concave,
It falls on the rack 31 arranged in a part of the swing sorting device 24 and then falls on the second conveyor 27. Straws that do not fall from the rack 31 and straws that do not fall from the concave of the orthogonal processing cylinder 30 are discharged to the outside from the third port.

The second processed material that dropped on the second conveyor 27 is a reduction thrower.
It is reduced to the parallel processing cylinder 21 by 28 and processed. The grain and straw waste processed by the parallel processing cylinder 21 fall again on the crimp net 33. 29 is a swing sorter 24
It is a suction fan that sucks dust that accumulates inside and inside the machine.

In the overall configuration of the threshing device, the present invention provides a drive mission case M which is also provided with an L-shaped space B on the side surface and the lower side of the front entrance iron plate 4 and which is also L-shaped.
It is fitted.

An entrance partition plate 2 is provided at the front end of the threshing device D, and the handling cylinder 1 projects further forward than the entrance partition plate 2. The inlet partition plate 2 projects upward from the end of the wind-selecting fan 25 to form a substantially front side plate, and the inlet partition plate 2 serves as a supporting side plate of the threshing device D.
The entrance partition plate 2 is the front end of the processing chamber of the parallel processing cylinder 21. The drive part 34 of the rocking sorting device 24 also projects forward from the entrance partition plate 2, and the entrance iron plate 4 and the front side plate 38.
It is arranged in the protrusion formed by the above. The front side plate 38 is arranged at the frontmost portion of the protruding portion.

The handling room formed in front of the entrance partition plate 2 forms a guide part to the handling room for the grain stems.

Then, as shown in FIG. 3, an L-shaped space B is formed from the right side surface of the front side plate 38 to the lower side in a front view, and the drive mission case M which is also L-shaped is fitted into the L-shaped space B. It is arranged.

The structure of the drive mission case M will be described with reference to FIGS. 3 and 4.

The input shaft 19 projects toward the right side of the drive mission case M, and the input pulley 5 is fixed to the end of the input shaft 19.
The rotation is input directly from the engine or once through the traveling mission case.

From the two bevel gears 11 and 14 on the input shaft 19, the power transmission system branches in two directions, one of which is the bevel gear 11 → bevel gear.
12 → gear 13 → gear 10 → gear 9 → parallel processing cylinder 21 drive shaft 22
Has been communicated. A V-pulley 8 is fixed to the end of the drive shaft 22 of the parallel processing cylinder 21, and power is transmitted from the V-pulley 8 to the input pulley 3 of the drive shaft 23 of the handling cylinder 1. Therefore, the power transmission system is a system for driving the handling cylinder 1 and the parallel processing cylinder 21.

On the other hand, from bevel gear 14 bevel gear 15 → shaft 18 → bevel gear
16 → Bevel gear 20 → Drive shaft 17 is transmitted. Drive shaft
17, a reaping drive pulley 6 and a sorting drive pulley 7 are fixedly installed to drive the reaping section C and the sorting section of the threshing device, respectively.

A V-belt is wound around the sorting drive pulley 7, and the wind selection fan 25, first conveyor 26, second conveyor 27, orthogonal processing cylinder
It drives the suction fan 29 and so on.

In the present invention, the sorting drive pulley 7 is fixed to the end of the drive shaft 17 to drive the sorting unit. However, the sorting drive pulley 7 may not be provided but only the reaping drive pulley 6.

To briefly describe the configuration of the present invention, with the exception of the front end portion of the handling chamber of the threshing device D, the parallel processing cylinder 21 portion and the wind selection fan are provided.
Twenty-five parts were retracted, and as a result, only the handling room was configured to project forward. Then, a drive mission case M having a shape matching the space and filling the space B is fitted in the L-shaped space B formed around the projecting portion, and is fitted to the front end of the threshing device D. It was done.

(F) Effects of the Invention Since the present invention is configured as described above, it has the following effects.

First, the parallel processing cylinder 21 and the wind-selection fan 25 are retracted further than the position of the tip of the handling chamber, and the L-shaped space B is seen from the front.
Since the drive mission case M having the same shape is fitted in the portion, the useless space of the threshing device D can be effectively utilized and the threshing device D can be compactly assembled. is there.

Secondly, since the drive system of the combine harvester C and the threshing device D could be concentrated in one place of the L-shaped drive mission case M, the time required for inspection and repair could be shortened. Of.

Thirdly, unlike the conventional case, the drive device does not project to the front end of the threshing device D, so that the rear end of the mowing section C and the front end of the threshing device D can be brought into closer contact with each other, and the grain culvert conveying device and the feed chain 39 It was constructed so that the inherited part could be inherited reliably.

[Brief description of drawings]

1 is an overall side view of the combine, FIG. 2 is a side sectional view of a threshing device showing a drive device of the present invention, FIG. 3 is a front view of the threshing device, and FIG. 4 is a plan sectional view of the same. B: L-shaped space, C: Mowing part D: Threshing device, M: Drive mission case 1 ... Handling barrel, 2 ... Entrance partition plate, 4 ... Entrance iron plate, 17 ... Drive shaft, 21 ... … Parallel processing cylinder, 25 …… Winding fan 38 …… Front plate

Claims (1)

[Claims] 1. In a threshing device D equipped with a combine, a front end portion of a handling chamber constituting the threshing device D is projected, and a parallel processing cylinder 21 portion arranged parallel to the side of the handling chamber and a lower front end of the handling chamber are provided. The arranged wind-selecting fan 25 is retracted so that only the handling chamber is configured to project forward, and an L-shaped space B is formed in a front view at the sides and below the projecting portion of the handling chamber. The drive mission case M, which is L-shaped in a front view, is fitted in the L-shaped space B, the drive shaft 17 is projected horizontally from the lower portion of the drive mission case M, and the reaper C is cut by the drive shaft 17. And a sorting unit to drive the parallel processing cylinder 21 and the handling cylinder 1 from above the L-shaped drive mission case M.