JP4037580B2 - Comb prevention structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a combine prevention structure.
[0002]
[Prior art]
Conventionally, as a form of the threshing part of a combine, a handling cylinder is attached to the handling chamber so as to be rotatable around its axis, and a plurality of teeth are provided on the peripheral wall of the handling cylinder so as to be located under the rotating handling cylinder. by transporting the cereal stalks in the axial direction along a side wall, there is obtained by the DoKoku culm as threshing by扱歯.
[0003]
[Problems to be solved by the invention]
However, in the threshing section of the combine as described above,扱歯was threshed grain culm, and went around to have the grain, when扱歯again the conveyed grain stalk is applied, grain that went around to have the grain stalk There is a problem in that so-called “sally grains” occur on the stock market side, and these surplus grains are discharged together with the waste.
[0004]
In particular, since the amount of grain that is threshed on the front side of the handling cylinder is large, the amount of grain that the teeth are carried in proportion to the amount is increased, and as a result, the occurrence of small grains is also increasing. .
[0005]
[Means for Solving the Problems]
Therefore, in the present invention, a handling cylinder is attached to the inside of the handling chamber so as to be rotatable around its axis, and a plurality of teeth are provided on the peripheral wall of the handling cylinder so as to be along the lower peripheral wall of the rotating handling cylinder. by transporting the cereal stalks in the axial direction of Te, forward in combined with the DoKoku culm as threshing by扱歯peripheral wall of the threshing drum includes a cylindrical peripheral wall body, a front edge portion of the peripheral wall body while formed from a tapered surface formed in a tapered shape to, the upper position near the starting end side of the flow path for conveying the grain stalks, with arranging a preventive sticks, the sticks preventer is threshing chamber forming member And a front interference piece and a rear interference piece that project from the attachment piece along the peripheral wall of the barrel and interfere with the teeth, and the front interference piece is a front edge of the barrel. Placed along the tapered surface formed on the front interference piece on the tapered surface. The rear interference piece is arranged along the front part of the peripheral wall body of the handling cylinder so that the rear interference piece protrudes toward the peripheral wall body. The formed brush is provided, and the rear end portion of the front brush and the front end portion of the rear brush are superposed on the inner and outer sides in a side view and are continuously disposed, and are protruded from the front portion of the peripheral wall of the barrel. The teeth pass through the brush of the front and rear interference pieces from the top to the bottom, and the grains carried by the teeth are dropped by the both brushes to the inside of the chamber. The present invention provides a structure for preventing a combine from being touched.
[0006]
Further, in the present invention, the anti-corrosion body is characterized in that it is attached to a handling chamber cover body that forms the outer upper portion of the handling chamber and that can be lifted upward to open the handling chamber.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below.
[0008]
That is, as a basic structure of the combine prevention structure according to the present invention, a handling cylinder is rotatably mounted around its axis in the handling chamber, and a plurality of teeth are protruded from the peripheral wall of the handling cylinder. by transporting the cereal stalks in the axial direction along a lower side wall of the threshing drum to be rotated, and the DoKoku culm as threshing by扱歯.
[0009]
In the present invention, as a characteristic structure, the upper vicinity of the at least start side of the flow path for conveying the grain stalks are arranged to prevent material sticks.
[0010]
Thus,扱歯was threshed grain culm, and went around to have the grain, preventing body sticks just before扱歯again the conveyed grain culm acts interfere with扱歯, is扱歯The carried grains are dropped to the inside of the handling room. As a result, it is possible to prevent the occurrence of crust grains (prevent crevice) and improve the grain recovery rate.
[0011]
In addition, the anti-corrosion body includes an attachment piece attached to the chamber forming member and an interference piece that protrudes along the peripheral wall of the treatment cylinder from the attachment piece and interferes with the tooth treatment. The grains carried around are dropped to the inside of the handling room.
[0012]
In this way, the anti-corrosion body can be easily attached to the optimum position (position where the anti-corrosion effect is high) of the handling chamber forming member.
[0013]
Furthermore, the brush which can use a tooth treatment as an interference piece is used.
[0014]
In this way, it is possible to reliably drop the grain carried around by the interference piece by the interference piece and to ensure a good threshing function without damaging the tooth treatment passing through the interference piece. I am doing so.
[0015]
Further, the anti-corruption body is attached to a handling chamber cover body that forms the outer upper portion of the handling chamber and that can be flipped upward to open the handling chamber.
[0016]
Thus, by opening the handling chamber cover body, it is possible to easily perform the maintenance of the anti-corrosion body attached to the handling chamber cover body.
[0017]
【Example】
Embodiments of the present invention will be described below with reference to the drawings.
[0018]
FIG. 1 shows a combine A according to the present invention. The combine A has a fuselage frame 2 mounted on a pair of left and right crawler type traveling sections 1, 1, and a cutting is performed at the front end of the fuselage frame 2. The threshing portion 6 is disposed on the left front portion on the machine body frame 2 and the swing sorting portion 7 is disposed immediately below the threshing portion 6, while the rear of the swing sorting portion 7. In the upper part, a squeezing processing unit 8 is disposed immediately after the threshing unit 6.
[0019]
In addition, the combine A has the operation unit 9 disposed on the right front portion on the body frame 2, and the grain storage unit 10 is disposed at a position immediately after the operation unit 9 and immediately above the threshing unit 6. Has been established.
[0020]
In this manner, cutting the grain stalks that vegetation in the field by the reaper 4, grains and conveying the reaped grain stalks threshing unit 6, and threshing grain stalks by the threshing unit 6, which is the threshing Is sorted by the rocking sorting unit 7 and the sorted fresh grains are transported and stored in the grain storage unit 10 while the waste is transported to the waste processing unit 8 and discharged by the waste processing unit 8. I'm trying to handle firewood.
[0021]
As shown in FIGS. 2 and 3, the threshing unit 6 is provided with a drum-shaped handling cylinder 12 in the handling chamber 11, and the handling cylinder support shaft 13 is arranged with the axis of the handling cylinder 12 directed in the front-rear direction. It is pivotably pivoted, and a large number of teeth 14 are provided on the peripheral wall 12a of the handle cylinder 12.
[0022]
The peripheral wall 12a is formed of a cylindrical peripheral wall main body 12b and a tapered surface 12c that is tapered forward at the front edge of the peripheral wall main body 12b.
[0023]
Here, reference numeral 15 in FIGS. 2 and 3 denotes a handling chamber cover body that is a part of the handling chamber forming member that forms the handling chamber 11, and the handling chamber cover body 15 is directly connected to the handling cylinder 12. The upper cover forming piece 15a that covers the upper side and the left cover forming piece 15b that covers the upper left half of the handling cylinder 12 are formed, and the right end of the upper cover forming piece 15a is a part of the handling chamber forming member. A pivot piece 16 attached to the upper edge of a right side wall (not shown) is pivotally supported via a pivot bracket 17.
[0024]
In this way, the chamber cover body 15 can be freely opened and closed between a use position covering the upper portion of the handling cylinder 12 and the upper left half portion and a non-use position opened upward.
[0025]
Also, 18 in FIGS. 2 and 3 are feed chain arranged by extending the left side of the threshing drum 12 in the longitudinal direction, the feed chain 18, strain source reaped by the reaper 4 cereal stalk K the parts, with cooperation with the narrow anther rod 19 attached to the bottom end portion of the threshing chamber cover 15 is sandwiched by, from the front and along the tip portion of the cereal stalks K below the peripheral surface of the threshing drum 12 It is designed to be transported backwards.
[0026]
At this time, in the front view shown in FIG. 3, so as to thresh grain R of the扱歯14 of the threshing drum 12 which rotates clockwise it is attached to the tip portion of the cereal stalk K.
[0027]
In such a configuration, the gist of the present invention, at least the upper position near the starting end side of the flow path for conveying cereal stalks K the feed chain 18 and the narrow anther rod 19 cooperate to, the prevention member 20 sticks distribution It is in having established.
[0028]
That is, as shown in FIG. 2 to FIG. 5, the anti-corruption body 20 is attached to the front end of the lower end edge of the handling chamber cover body 15, and from the mounting piece 21 to the peripheral wall 12a of the handling cylinder 12. A front-side interference piece 22 and a rear-side interference piece 23 that project along and interfere with the tooth handling 14 are provided.
[0029]
The front interference piece 22 is disposed along the tapered surface 12c formed at the front edge of the handling cylinder 12, and the brush support piece 22a attached to the attachment piece 21 and the handling cylinder from the brush support piece 22a. The brush 22b is formed so as to project toward the 12 tapered surfaces 12c.
[0030]
Further, the rear interference piece 23 is disposed along the front portion of the peripheral wall body 12b of the handling cylinder 12, and at a position immediately after the front interference piece 22, a brush support piece 23a attached to the attachment piece 21, The brush support piece 23a is formed from a brush 23b formed so as to project toward the peripheral wall body 12b of the handling cylinder 12.
[0031]
Moreover, the rear end portion of the front brush 22b and the front end portion of the rear brush 23b are superposed on each other in a side view and are continuous.
[0032]
In this way, when the handling cylinder 12 rotates, the teeth 14 protruding from the front portion of the peripheral wall 12a of the handling cylinder 12 cause the brushes 22b and 23b of the interference pieces 22 and 23 to move downward from above. I try to pass.
[0033]
At this time, most of the grains are threshed by the teeth 14 projecting from the front portion of the peripheral wall 12a of the barrel 12, and the amount of threshing carried by the teeth 14 increases accordingly. There the brush 22b, it passes through the 23b, shedding is is securely falling inward of the threshing chamber 11, be shedding the cereal stalk K conveyed by the feed chain 18 (dehulled grain) sticks Absent.
[0034]
【The invention's effect】
According to the present invention, the following effects can be obtained.
[0035]
(1) According to the first aspect of the present invention, a handling cylinder is mounted in the handling chamber so as to be rotatable about its axis, and a plurality of teeth are provided on the peripheral wall of the handling cylinder to rotate the handling cylinder. by transporting the cereal stalks in the axial direction along a lower side wall, in combined with the DoKoku culm as threshing by扱歯peripheral wall of the threshing drum includes a cylindrical peripheral wall body, the wall body while forming a tapered surface formed in a tapered shape to the forward front edge and of the upper position near the starting end side of the flow path for conveying the grain stalks, with arranging a preventive sticks, the sticks preventer Comprises a mounting piece to be attached to the chamber forming member, and a front interference piece and a rear interference piece that project from the mounting piece along the peripheral wall of the handling cylinder and interfere with the teeth, and the front interference piece is: Arranged along the tapered surface formed on the front edge of the barrel, A brush formed in a protruding shape toward the surface is provided, and the rear interference piece is disposed along the front part of the peripheral wall body of the handling cylinder, and the rear interference piece is directed toward the peripheral wall body. Protruding brushes are provided, and the rear end of the front brush and the front end of the rear brush are superposed on the inside and outside in a side view, and are projected to the front of the peripheral wall of the handling cylinder. The set teeth are allowed to pass through the brush of the front and rear interference pieces from the top to the bottom, so that the grains carried by the teeth are dropped by the both brushes to the inside of the handling chamber . .
[0036]
In this way, the rear end portion of the front brush and the front end portion of the rear brush are superposed on the inside and outside in a side view, and when the handle cylinder rotates, The teeth that protrude from the front part of the peripheral wall pass through both brushes of the front and rear interference pieces from the top to the bottom. I try to drop it out.
At this time, most of the grain is threshed by the teeth that protrude from the front of the peripheral wall of the barrel, Along with this, the amount of threshing carried by the teeth is increased, but when the teeth are passed through the brush, the threshing is surely dropped to the inside of the handling chamber and shed on the transported cereals ( The threshed grain ) is not stung.
[0037]
(2) In the present invention described in claim 2, the anti-corrosion body is attached to a handling chamber cover body that forms the upper part of the outside of the handling chamber and that can be lifted upward to open the handling chamber.
[0038]
Thus, by opening the handling chamber cover body, it is possible to easily perform maintenance of the anti-corrosion body attached to the handling chamber cover body.
[Brief description of the drawings]
FIG. 1 is a side view of a combine according to the present invention.
FIG. 2 is a side view of the threshing portion of the combine.
FIG. 3 is an explanatory front view of the threshing unit.
FIG. 4 is a side view of the same leveling prevention body.
FIG. 5 is a front view of the same leveling prevention body.
[Explanation of symbols]
A Combine 1 Traveling part 2 Airframe frame 4 Mowing part 6 Threshing part

Claims (2)

A handling cylinder is attached to the inside of the handling chamber so as to be rotatable about its axis, and a plurality of teeth are projected on the peripheral wall of the handling cylinder, and the grain is aligned along the lower peripheral wall of the rotating handling cylinder in the axial direction. by conveying the culms, in combined with the DoKoku culm as threshing by扱歯,
While the peripheral wall of the barrel is formed from a cylindrical peripheral wall main body and a tapered surface tapered forward at the front end edge of the peripheral wall main body,
The upper position near the starting end side of the flow path for conveying the grain stalks, with arranging a preventive sticks, the sticks preventer includes a mounting piece for mounting the threshing chamber forming member, the peripheral wall of the threshing drum than the mounting piece A front interference piece and a rear interference piece that project along the surface and interfere with the teeth,
The front interference piece is disposed along a tapered surface formed at the front end edge of the handling cylinder, the front interference piece is provided with a brush formed so as to protrude toward the tapered surface, and the rear interference piece Is arranged along the front part of the peripheral wall body of the barrel, and is provided with a brush formed in a protruding manner toward the peripheral wall body on the rear interference piece,
The rear end part of the front brush and the front end part of the rear brush are continuously polymerized inside and outside in a side view, and the teeth that protrude from the front part of the peripheral wall of the handle cylinder are A combine structure prevention structure characterized by passing the brush of the side interference piece from the upper side to the lower side and dropping the grains carried by the tooth handling by both brushes inward of the treatment room . 2. The prevention of combing of a combine according to claim 1 , wherein the anti- corrosion body is attached to a handling chamber cover body that forms an outer upper portion of the handling chamber and that can be lifted upward to open the handling chamber. Construction.

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