KR-102961693-B1 - COMBINE

KR102961693B1KR 102961693 B1KR102961693 B1KR 102961693B1KR-102961693-B1

Abstract

In a 7-row cutting type combine, it was desired to efficiently transmit power to multiple intermediate conveyors located in the center of the cutting width direction. A conveying device for conveying the harvested grains to the rear is provided in a harvesting section capable of harvesting seven harvested grains, and the conveying device is provided with a converging central conveying section (45) for conveying the harvested grains of two grain introduction paths in the middle section to the rear, and a single-flow central conveying section (46) for conveying the harvested grains of one grain introduction path in the middle section to the rear, and a harvesting drive shaft (112) that transmits power to the harvesting section while passing through the interior of the harvesting support frame (16) is provided, and in the middle section of the harvesting support frame (16), a central branching drive mechanism (119) that transmits power branched from the harvesting drive shaft (112) to the single-flow central conveying section (46) and the converging central conveying section (45) is provided.

Inventors

야마우치 가즈키
소야 다모츠
마츠모토 마사루
안도오 요시마사
이케다 마사루

Assignees

가부시끼 가이샤 구보다

Dates

Publication Date: 20260508
Application Date: 20200618
Priority Date: 20190627

Claims (6)

A left and right driving device, a driving body equipped with the left and right driving devices, a cutting unit provided at the front of the driving body capable of cutting seven sets of planting grains, and a cutting support frame supporting the cutting unit on the driving body are provided. The above-mentioned cutting unit is provided with a plurality of cutting points spaced apart in the left-right direction and forming seven grain introduction paths, seven grain erection devices provided corresponding to each of all said grain introduction paths and erecting planted grains, a cutting device for cutting planted grains introduced into all said grain introduction paths, and a conveying device for converging the cut grains in the cutting width direction and conveying them to the rear. The above conveying device is equipped with a one-sided conveying unit for conveying the harvested grains of two grain introduction paths located on one side in the left-right direction to the rear, a other-sided conveying unit for conveying the harvested grains of two grain introduction paths located on the other side in the left-right direction to the rear, a confluence central conveying unit for conveying the harvested grains of two grain introduction paths located in the middle of the left-right direction to the rear, and a single-flow central conveying unit for conveying the harvested grains of another grain introduction path located in the middle of the left-right direction to the rear. A cutting drive shaft is provided to transmit power from an engine equipped in the driving body to the cutting unit while passing through the interior of the cutting support frame, and In the middle section of the above-mentioned mowing support frame, a central branching motor mechanism is provided to transmit power branched from the above-mentioned mowing motor shaft to the single-flow central conveyor and the combined central conveyor. A combine, wherein the above-mentioned single-flow central conveyor and the above-mentioned combined central conveyor are arranged side by side from left to right in a state where the return path portion that does not perform grain conveying action in the above-mentioned single-flow central conveyor and the return path portion that does not perform grain conveying action in the above-mentioned combined central conveyor are facing each other.
A combine according to claim 1, wherein the central branching electric motor mechanism comprises a first branching electric motor that transmits power branched from the middle section of the cutting electric motor to the single-flow central conveyor section, and a second branching electric motor that transmits power branched from the middle section of the first branching electric motor to the combined central conveyor section.
In paragraph 2, the first branch drive shaft is configured such that power is branched from the cutting drive shaft through a bevel gear mechanism and extended toward the inclined front, and also to transmit power to the driving wheel in the single-flow central conveyor section. A combine, configured such that power is transmitted from the second branch drive shaft to a third branch drive shaft extending toward an inclined forward direction through a bevel gear mechanism, and the third branch drive shaft transmits power to a driving wheel in the combined central conveyor section.
A combine according to any one of claims 1 to 3, wherein an end-side branching motor mechanism is provided to transmit power branched from a location above the location where the central side branching motor mechanism is provided in the cutting motor shaft to at least one of the end-side conveyor and the other-side conveyor.
In any one of claims 1 to 3, the conveying device is provided with a scraping rotating body that scrapes the bottom of the harvested stalks harvested by the harvesting device backward, corresponding to each of the seven stalk introduction paths, and The power transmitted to the junction central conveyor unit through the above central branch electric motor mechanism is transmitted to the junction scraping rotary body provided corresponding to the junction central conveyor unit, and The power transmitted to the single-flow central conveyor unit through the above central branch electric motor mechanism is transmitted to the single-flow scraping rotary body provided corresponding to the single-flow central conveyor unit, and A combine, wherein the above-mentioned scraping rotating body for joining and the above-mentioned scraping rotating body for single flow are provided in a state in which they are interlocked so as to rotate in conjunction.
In paragraph 4, the conveying device is provided with a scraping rotating body that scrapes the bottom of the harvested stalks harvested by the harvesting device backward, corresponding to each of the seven stalk introduction paths, and The power transmitted to the junction central conveyor unit through the above central branch electric motor mechanism is transmitted to the junction scraping rotary body provided corresponding to the junction central conveyor unit, and The power transmitted to the single-flow central conveyor unit through the above central branch electric motor mechanism is transmitted to the single-flow scraping rotary body provided corresponding to the single-flow central conveyor unit, and A combine, wherein the above-mentioned scraping rotating body for joining and the above-mentioned scraping rotating body for single flow are provided in a state in which they are interlocked so as to rotate in conjunction.

Description

Combine The present invention relates to a combine harvester equipped with a cutting unit capable of cutting seven sets of planted grains in the front part of the traveling body. In this type of combine, a conveying device for conveying the harvested grain stalks to the rear was equipped with a first intermediate conveying unit that combines and conveys to the rear the first and second harvested grain stalks from the right end, a second intermediate conveying unit that conveys to the rear only the third harvested grain stalk from the right end, a third intermediate conveying unit that combines and conveys to the rear the fourth and fifth harvested grain stalks from the right end, and a fourth intermediate conveying unit that combines and conveys to the rear the sixth and seventh harvested grain stalks from the right end (see, for example, Patent Document 1). Figure 1 is an overall side view of the combine. Figure 2 is an overall plan view of the combine. Figure 3 is a side view of the mowing section. Fig. 4 is a front view of a combine. Figure 5 is a drawing illustrating the electric structure. FIG. 6 is a front view illustrating a conveying device and a driving unit. Figure 7 is a plan view illustrating a conveying device. Figure 8 is a front view illustrating the relationship between the crawler driving device and the mowing work area. Figure 9 is a plan view illustrating a branch electric motor structure. Figure 10 is a longitudinal side view illustrating a branch electric motor structure. Figure 11 is a partial cutaway side view of the cutting section illustrating the branch electric motor structure. FIG. 12 is a longitudinal section illustrating the conveying state of the harvested grain near the bend. FIG. 13 is a longitudinal side view of the second intermediate return section. FIG. 14 is a plan view illustrating the conveying state between grains at the end of the ear of the conveying device. FIG. 15 is a plan view illustrating the conveying state of the bottom side curve of the conveying device. FIG. 16 is a plan view of the first intermediate return section. FIG. 17 is a front view of the first intermediate return section. Figure 18 is a plan view of the fourth intermediate return section. FIG. 19 is a front view of the fourth intermediate return section. FIG. 20 is a plan view illustrating the ear tip guidance state at the junction of the second intermediate return section and the third intermediate return section. FIG. 21 is a plan view illustrating the bottom guide state of the junction of the second intermediate return section and the third intermediate return section. FIG. 22 is a cross-sectional view illustrating the grain transport state. Hereinafter, embodiments of the combine according to the present invention will be described based on the drawings. In this embodiment, the direction indicated by symbol (F) in FIG. 1 and FIG. 2 is the front side of the aircraft, and the direction indicated by symbol (B) in FIG. 1 and FIG. 2 is the rear side of the aircraft. The direction indicated by symbol (L) in FIG. 2 is the left side of the aircraft, and the direction indicated by symbol (R) in FIG. 2 is the right side of the aircraft. [Overall Composition] As illustrated in FIGS. 1 and 2, the combine according to the present invention comprises a driving body (1) and a cutting unit (2) capable of cutting seven rows of planted grain. The cutting unit (2) is connected to the driving body (1) so as to be able to move up and down around a transverse axis P1, and is configured to be able to move up and down by means of a lifting hydraulic cylinder (3). The driving machine (1) is equipped with left and right crawler driving devices (4R, 4L) as driving devices, and a driving unit (5) is provided on the right side (left and right side) of the front part of the machine. Behind the driving unit (5), a threshing device (6) for threshing the grain stalks harvested from the harvesting unit (2) and a grain tank (7) for storing the grains obtained from the threshing process are provided in a parallel state in the transverse direction of the machine. The driving unit (5) is covered by a cabin (8). The threshing device (6), although not shown, supports and conveys the bottom of the harvested grain stalks conveyed from the harvesting unit (2) by means of a threshing feed chain (9), scrapes the ends of the ears inside the feeding chamber, and separates the grains and dust in a sorting unit provided at the bottom of the feeding chamber. The grains are stored in the grain tank (7), and the dust is discharged out of the machine. A grain discharge device (10) capable of discharging grain stored in a grain tank (7) to the outside, and a shredding device (11) capable of shredding the straw discharged after threshing and discharging it outside the machine are provided. The cutting unit (2) is provided with a plurality (8) of cutting units (12) spaced apart in the left and right directions and forming seven grain introduction