JPH1133U - Combine sorting section structure - Google Patents

Abstract

(57) [Summary] [Purpose] To improve the sorting efficiency. [Structure] A rocking sorter is provided with a feed pan, a chaff sheave arranged adjacent to the rear of the feed pan, and a grain sieve arranged below the chaff sheave. , And a wind path for guiding wind toward each of the sheave and the first gutter.

Description

[Detailed description of the invention]

[0001]

[Industrial applications]

 The present invention relates to a sorting unit structure of a combine.

[0002]

[Prior art]

 Conventionally, as one form of rocking sorter equipped on a combine, etc., feed pans, chaff sheaves, and Glen sheaves are attached to a rocking sorter frame, and these are rocked together in the forward and rearward directions. There is one that sorts grains.

[0003]

[Problems to be solved by the invention]

 However, the above-mentioned swing sorter has the following problems.

[0004] At the time of swing sorting by the swing sorting board, wind is generally selected by supplying wind to the swing sorting board. As a result, the wind selection effect was small and the sorting efficiency was poor.

[0005] The machine is vibrated by the swinging operation of the swinging sorter back and forth. For example, when the machine is mounted on a combine, the harvesting performance and operability are adversely affected. Although it is necessary to reduce the vibration by providing, for example, such vibration cannot be sufficiently reduced.

[0006] With the increase in size of the machine such as a combine, the swing sorter also becomes larger, and when performing maintenance or the like of the swing sorter, one worker has to remove and attach the swing sorter. I can't do that.

[0007]

[Means for Solving the Problems]

 Therefore, in the present invention, there is provided an oscillating sorter, a karano for wind-sorting the sifted items selected by the oscillating sorter, and a first gutter for receiving the sifted items selected by the karamino. In the swing sorting machine, a feed pan, a chaff sheave arranged adjacent to the rear of the feed pan, and a glen sheave arranged below the chaff sheave are provided on the swing sorter. And a chaff sheave, and a wind path for guiding the wind toward the glen sheave and the first gutter, respectively.

[0008]

【Example】

 Hereinafter, embodiments of the present invention will be described with reference to the drawings.

A shown in FIG. 1 is a general-purpose combine as one form of a combine to which the present invention can be applied. The general-purpose combine A is a left-hand side on the airframe 1 that can be freely moved by a crawler type traveling unit 2. A threshing unit 3 and a sorting unit 4 are provided at the front, and a mowing unit 5 is mounted in front of the threshing unit 6 via an elevating unit 6, while an operating unit 7 is provided at the front right side of the body 1, A grain tank 8 is provided, and a motor unit 9 is provided immediately after the grain tank 8. 45 is a fryer cylinder and 46 is a second reduction cylinder.

As shown in FIG. 1, the sorting unit 4 includes a swinging sorter 10, a first fan 13, a Karamin 14, a first gutter 15 and a first conveyor 16, and a second fan 17. , A second gutter 18 and a second conveyor 19.

In such a configuration, in the present invention, as shown in FIGS. 1 and 2, the rocking sorter 10 is formed by dividing the front sorter 11 and the rear sorter 12 into two parts. And the rear sorting body 12 are arranged adjacent to each other in the front and rear, the rear sorting body 12 is arranged below the front sorting body 11, and the two sorting bodies 11, 12 are mutually connected by the swing link mechanism 20. It is made to be able to swing to approach and separate at the up and down position in the front-back direction.

That is, as shown in FIG. 2, the front sorting body 11 is provided with a feed pan 22 at a front portion of a front sorting machine frame 21 and a front chaff sheave 23 at a rear portion thereof. A sieve separation line 24 protrudes rearward from the rear end.

As shown in FIG. 2, the rear sorting body 12 is provided with a Glen sheave 26 at a front portion of a rear sorting body frame 25 and a rear chaff sheave 27 at a rear portion.

The swing link mechanism 20 includes a front link 30, an intermediate link 31, a rear link 32, a swing crank arm 33, a crankshaft 34, and a crank drive pulley 35. Reference numeral 35 is linked to the prime mover unit 9 via a transmission mechanism (not shown).

The front link 30 pivotally supports the base end of the body 1 so as to swing back and forth, while pivotally supports the front end of the front sorting body frame 21 at the front end thereof. 30a and 30b are axes respectively.

The intermediate link 31 pivotally supports the middle part of the body 1 so as to be able to swing back and forth, and pivotally supports the upper end at the rear end of the front-side sorting body frame 21, while lowering the front end of the rear-side sorting body frame 25. The lower end is pivotally supported. 31a, 31b and 31c are the axes respectively.

The rear link 32 pivotally supports the base end of the body 1 so as to be able to swing back and forth, while pivotally supports the distal end of the rear end of the rear selection body frame 25. 32a and 32b are axes respectively.

The crankshaft 34 is laid on the fuselage 1 at a position just below the rear part of the rear sorting body 12, and the base end of the crank arm 33 is interlockingly connected to a middle part of the crankshaft 34, while The distal end of the side link 34 is connected to the distal end of the crank arm 33 via a pivot 32b, and the crank drive pulley 35 is attached to the left end of the crank shaft 34.

In this manner, the power from the prime mover unit 9 is transmitted to the crank drive pulley 35 via the transmission mechanism, and the crank drive pulley 35 is rotated. The front link is moved forward and backward, the rear link 32 is rocked back and forth, and the rear sorting body 12 is moved back and forth, and the front sorting body 11 is also interlocked with the front link via the middle link 31. It is possible to move forward and backward.

The fines sorted by the front sorting body 11 and stored in the first gutter 15 are conveyed to the grain tank 8 through the fryer cylinder 45 by the first conveyor 16, and are also sorted by the rear sorting. The second reduced matter sorted by the body 12 and accommodated in the second gutter 18 is returned to the threshing unit 3 through the second reduction cylinder 46 by the second conveyor 19, and is subjected to the threshing process again.

Moreover, when the front sorting body 11 and the rear sorting body 12 swing close to and away from each other in the front-rear direction and approach each other, the kernels in the front sorting body 11 perform the swing sorting. It is designed to be transported into the rear sorting body 12 by the Karin Minor 14 wind sorting action.

At this time, the front-side sorting body 11 and the rear-side sorting body 12 are formed so that the moments of the intermediate link 31 with respect to the intermediate pivot 33b are substantially equal, and are arranged with a vertical step. .

Further, in the present embodiment, as shown in FIG. 1, the first fan 13 is arranged immediately before the front sorting body 11, and the Karamin 14 is arranged just below the front part of the front sorting body 11. The first gutter 15 and the first conveyor 16 are arranged directly below the rear part of the front sorting body 11, and the second gutter 15 and the second conveyor 16 are located just below the rear end of the front sorting body 11 and the front end of the rear sorting body 12. A fan 17 is arranged, and a second gutter 18 and a second conveyor 19 are arranged just below the front part of the rear sorting body 12. As shown in FIG. 1 and FIG. 3, the Karino 14 is surrounded by a Karino casing 45 except for a part thereof, and an upper air vent 46 is formed at the upper front side of the Karamino casing 45, and a rear air blower is provided at the rear. An opening 47 is formed, and an upper air blowing port 46 is provided on a wind path forming body 48 laid horizontally on a front portion of the front sorting body frame 21, and a flexible base having a base edge attached to the air path forming body 48. And a second air passage W2, which will be described later, is formed through the auxiliary air passage forming auxiliary body 49. The upper and lower flow path distributors 50 form a third air path W3 to be described later at an upper position and an air path W5 for the first gutter at a lower position.

In this way, as shown in FIG. 2, a first air passage W 1 formed by the first fan 13 is formed just above the front-side sorting body 11 from the front to the rear, and A passage W2 is formed between a feed pan 22 provided at the front and rear in the front sorting body 11 and a front chaff sheave 23, and a third air passage W3 is formed between the front sorting body 11 and the rear sorting body 12. , The fourth air passage W4 formed by the second fan 17 is formed from the front to the rear below the rear sorting body 12, so that the multi-stage wind is formed in a limited space. Efficient wind selection by road can be performed.

Further, the front link 30, the middle link 31, and the rear link 32 can appropriately secure the grain feeding effect at each part by appropriately changing the link length.

The front sorting body 11 and the rear sorting body 12 are detachably connected to links 30, 31, and 32, respectively, so that they can be individually removed. 12 can be removed from the rear of the fuselage 1 and then the front sorting body 11 can be removed from the rear of the fuselage 1.

At this time, each of the sorting bodies 11 and 12 can be designed to have a weight that can be detached by one worker, so that the detaching operation at the time of maintenance can be performed easily.

As shown in FIG. 4, an access port 40 for inserting and removing the front sorting body 11 is formed on the left side wall of the body 1, and the access port 40 is closed by an opening / closing lid 41 so as to be openable and closable. You can also.

In this case, the front sorting body 11 can be easily moved in and out through the entrance 40, while the rear sorting body 12 can be easily moved in and out from the rear.

Further, by raising the feeder house 5a of the reaper 5 so that the front of the body 1 can be opened, the front sorting body 11 can be taken out from the front of the body 1.

[0031]

[Effect of the invention]

 According to the present invention, the following effects can be obtained.

That is, in the present invention, the swinging sorter is provided with a feed pan, a chaff sheave arranged adjacent to the rear of the feed pan, and a glen sheave arranged below the chaff sheave. Efficient multi-stage air passages in a limited space due to the formation of air passages between the feed pan and the chaff sheave, the Glen Sheave, and the first gutter A wind sorting action can be given, and the sorting efficiency can be improved.

Further, since the air path is formed between the feed pan and the chaff sheave, clogging between the two can be prevented.

[Brief description of the drawings]

FIG. 1 is an explanatory side view of a general-purpose combine having a sorting unit structure according to the present invention;

FIG. 2 is an explanatory side view of the swing sorter.

FIG. 3 is an enlarged side view of Karamin.

FIG. 4 is an explanatory side view of a general-purpose combine as another embodiment.

[Explanation of symbols]

 A General-purpose combiner 1 Airframe 2 Running unit 3 Threshing unit 4 Sorting unit 5 Cutting unit 10 Swing sorter 11 Front sorter 12 Rear sorter 20 Swing link mechanism

Claims (1)

[Utility model registration claims] 1. A combine comprising a swinging sorting board, a karano for wind-sorting the sorted products sorted by the swinging sorting board, and a first gutter for receiving the sorted products wind-sorted by the same. The swing sorting machine is provided with a feed pan, a chaff sheave arranged adjacent to the rear of the feed pan, and a grain sieve arranged below the chaff sheave. A combine sorter structure, wherein air paths for guiding wind toward the chaff sheave, the Glen Sheave, and the first gutter are formed.