JPH0216918A - Thresher - Google Patents

Thresher

Info

Publication number
JPH0216918A
JPH0216918A JP16643288A JP16643288A JPH0216918A JP H0216918 A JPH0216918 A JP H0216918A JP 16643288 A JP16643288 A JP 16643288A JP 16643288 A JP16643288 A JP 16643288A JP H0216918 A JPH0216918 A JP H0216918A
Authority
JP
Japan
Prior art keywords
screw
processing
shaft
treating
teeth
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP16643288A
Other languages
Japanese (ja)
Other versions
JPH0657096B2 (en
Inventor
Takao Shomura
庄村 孝夫
Akira Miyake
彰 三宅
Shigeo Ishitobi
石飛 重雄
Susumu Onishi
進 大西
Yoshitada Nakamura
中村 芳忠
Masaru Ando
勝 安藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kubota Corp
Original Assignee
Kubota Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kubota Corp filed Critical Kubota Corp
Priority to JP16643288A priority Critical patent/JPH0657096B2/en
Publication of JPH0216918A publication Critical patent/JPH0216918A/en
Publication of JPH0657096B2 publication Critical patent/JPH0657096B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

PURPOSE:To prevent wrapping of wet second matter around shaft part of second screw by providing taper part near this side of treating rotor in shaft part of second screw. CONSTITUTION:Four throw out wings 15 are radially provided at end part of second screw 14a and plural treating teeth 16 are installed to each of said throw out wings 15 at equal distances in the direction of center of the shaft, thus treating rotor D is constructed with said throw out wings 15 and treating teeth 16. Next, screw wings 14B are installed in winding to drum-like shaft part 14A of large diameter by the second screw 14a and taper part of peter out 14C is installed in the shaft part 14A at near this side of the treating rotor.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、二番スクリューの終端に、処理歯が周設され
た処理回転体を連設し、この処理回転体によって送られ
てきた処理物を選別部に還元する二番縦送りスクリュー
コンベアを設けた脱穀機における二番スクリューに関す
るものである。
[Detailed Description of the Invention] [Industrial Application Field] The present invention provides a processing rotary body provided with processing teeth around the end of a second screw, and a processing rotary body fed by the processing rotary body. This relates to a second screw in a threshing machine equipped with a second vertical screw conveyor that returns materials to the sorting section.

〔従来の技術〕[Conventional technology]

従来上記構成の脱穀機は、本出願人によって特願昭62
−202182号として提案されており、ここで用いる
二番スクリューは一般の脱穀機に用いられるものと同様
に中実で径の一定な軸部に螺線形のスクリューを巻着し
たものである。
Conventionally, a threshing machine having the above structure was proposed in a patent application filed in 1982 by the present applicant.
It has been proposed as No. 202182, and the second screw used here is a solid shaft with a constant diameter and a spiral screw wound around it, similar to those used in general threshing machines.

〔発明が解決しようとする課題〕[Problem to be solved by the invention]

提案した上記脱穀機にあっては、雨等によって濡れた穀
稈を脱穀するいわゆる濡れ脱穀を行なった場合、二番物
として集められるワラ屑や枝付き籾等が濡れているため
に、それが二番スクリューの小径の軸部に巻き付いたり
、付着したりして搬送機能が著しく低減し、その下手に
設けた処理回転体による単粒化処理が充分に行われなく
なる場合があることが判った。
In the above-mentioned proposed threshing machine, when performing so-called wet threshing, which involves threshing grain culms that have become wet due to rain, etc., the straw waste, paddy with branches, etc. that are collected as second material are wet, so that they become wet. It has been found that the conveyance function is significantly reduced due to wrapping around or adhesion to the small diameter shaft of the second screw, which may result in insufficient granulation processing by the processing rotor installed in the wrong direction. .

本発明は、冒記構成の脱穀機において、二番スクリュー
に改良を加えることで上記不具合を解消するとともに、
二番物処理性能の向上をも併せて図ることを目的とする
The present invention solves the above-mentioned problems by improving the second screw in the threshing machine having the above configuration, and
The purpose is also to improve the processing performance of secondary materials.

〔課題を解決するための手段〕[Means to solve the problem]

上記目的を達成するために、本発明の脱穀機において、
二番スクリューの軸部を大径のドラム状に形成し、かつ
、処理回転体の手前近傍における前記軸部に先細り状の
テーパ一部を設けたものである。
In order to achieve the above object, in the threshing machine of the present invention,
The shaft portion of the second screw is formed into a drum shape with a large diameter, and a tapered portion is provided on the shaft portion near the front of the processing rotary body.

〔作 用〕[For production]

上記のように構成された脱穀機では、二番スクリューの
軸部の径は比較的大径となるので、ワラ屑や、枝付き籾
等の二番物が巻き付き難くなるとともに、軸部外周面の
周速が従来の軸部に比べ速くなるため遠心力が大となっ
て、前記二番物の付着も減少させることができる。
In the threshing machine configured as described above, the diameter of the shaft of the second screw is relatively large, which makes it difficult for second materials such as straw waste and paddy with branches to get wrapped around it, and the outer circumferential surface of the shaft Since the circumferential speed of the shaft is faster than that of the conventional shaft portion, the centrifugal force is increased, and the adhesion of the second object can also be reduced.

また、前記軸部には、処理回転体の手前近傍において先
細り状のテーパ一部を設けであるので、二番物が処理回
転体へスムーズに運ばれ易いものとなる。
Further, since the shaft portion is provided with a tapered portion near the front side of the processing rotary body, the second item can be easily transported to the processing rotary body.

〔発明の効果〕 従って、濡れ脱穀をして二番物が湿っている場合でも、
それが二番スクリューの軸部に巻き付いたり、へばり付
いたりすることを極力防止することが可能となって、目
詰りによる処理能力の低下を可及的に軽減できるように
なった。
[Effect of the invention] Therefore, even if the second grain is wet after wet threshing,
It has become possible to prevent it from wrapping around or sticking to the shaft of the No. 2 screw as much as possible, making it possible to reduce as much as possible the reduction in processing capacity due to clogging.

そして、二番物は軸部に設けられたテーパー部によりな
めらかに処理回転体へ運ばれるので、この場所における
詰まりも発生し難いものである。
Since the second item is smoothly conveyed to the processing rotating body by the tapered portion provided on the shaft, clogging at this location is less likely to occur.

また、二番スクリューの軸部が大径化したことにより、
二番スクリュー全体を大径化し、搬送時に、二番物と接
触する速度が速くなって単粒化作用が増大し、処理回転
体へ搬送されるまでの間の予備処理性能が高まり、全体
として二番物の再処理能力が向上した。
In addition, due to the increased diameter of the second screw,
By increasing the diameter of the entire No. 2 screw, the speed at which it comes into contact with the No. 2 material increases during conveyance, increasing the granulation effect, and improving the pre-processing performance before being conveyed to the processing rotary body. The reprocessing ability of the second item has been improved.

〔実施例〕〔Example〕

以下、本発明の実施例を図面に基づいて説明する。 Embodiments of the present invention will be described below based on the drawings.

第4図に、本発明が対象とする脱穀機が示されており、
この脱穀機は脱穀部(A)、選別部(8)、及び回収部
(C)とを備えている。
FIG. 4 shows a threshing machine to which the present invention is directed,
This thresher includes a threshing section (A), a sorting section (8), and a collecting section (C).

前記脱穀部(A)は、扱室(1)内に扱胴(2)を軸架
するとともに、扱胴(2)の下側に沿って受網(3)を
張設したもので、フィードチェーン(4)によって挟持
搬送されてきた殻稈を扱胴(2)によって扱き処理し、
その処理物を前記選別部(B)上に漏下供給する。
The threshing section (A) has a handling drum (2) mounted on a shaft in a handling room (1), and a receiving net (3) stretched along the lower side of the handling drum (2). The culm, which has been conveyed by the chain (4), is handled and processed by the handling cylinder (2),
The processed material is leaked and supplied onto the sorting section (B).

前記選別部(8)は、揺動選別装置(5)とこの揺動選
別装置(5)に選別風を送る唐箕(6)とからなる。前
記揺動選別装置(5)は、揺動駆動自在な枠体(7)の
両側に亘ってグレンパン(8)とグレンシーブ(9)と
を前後に一連の状態で設けるとともに、上下二段のスト
ロ−ラック(10)。
The sorting section (8) consists of a swinging sorting device (5) and a winnow (6) that sends sorting air to the swinging sorting device (5). The oscillating sorting device (5) is provided with a grain pan (8) and a grain sieve (9) in a series in front and back on both sides of a frame body (7) which can be freely oscillated. - Racks (10).

(11)を前後に設けて構成しである。そして、前記受
網(3)から漏下してきた処理物をグレンパン(8)に
よって受は止め、比重差選別しながら後方のグレンシー
ブ(9)へ揺動移動した後、グレンシーブ(9) で穀
粒を漏下選別しながら俳漏下物を後方へ揺動移送し、後
端から落下放出する。一方、扱室(1ン の送塵口(1
a)から排出された処理物を上段のストロ−ラック(1
0)で受は止め、漏下選別しながら後方へ揺動移送して
下段のストロ−ラック(11)へ放出し、下段のストロ
−ラック(11)で再度漏下選別して後端から機外へ排
出する。尚、(12)は選別部(B)内で発生した浮塵
を機外へ吸引排出するための排塵ファンである。
(11) are provided at the front and rear. Then, the processed material leaking from the receiving net (3) is stopped by the grain pan (8), and is oscillatedly moved to the rear grain sieve (9) while being sorted by specific gravity difference, and then the grain is collected by the grain sieve (9). While sorting out leakage, the leakage material is oscillated rearward and discharged from the rear end. On the other hand, in the handling room (1
The processed material discharged from a) is transferred to the upper straw rack (1
0), the receiver is stopped, and while leakage is being screened, it is swung to the rear and discharged to the lower stroke rack (11), and the leakage is screened again with the lower stroke rack (11) and the machine is removed from the rear end. Discharge outside. Note that (12) is a dust exhaust fan for sucking and discharging floating dust generated in the sorting section (B) to the outside of the machine.

前記回収部(C)は、グレンシーブ(9)から漏下して
きた籾を回収する一香物回収部(13)とグレンシーブ
(9)の後端から放出されたりストロ−ラック(10)
、 (11)から漏下した枝付き籾などを回収する二番
物回収部(14)とからなる。−香物回収部(13)に
は、回収された一番物を横−側へ搬送するための一番ス
ク’) −−(13a)を、二番物回収部(14)には
、回収された二番物を横−側へ搬送するための二番スフ
’J 、 −(14a)を夫々設けである。
The collecting section (C) includes a pickle collecting section (13) that collects paddy that has leaked from the grain sieve (9), and a straw rack (10) that collects paddy that is released from the rear end of the grain sieve (9).
, and a second material collection section (14) that collects paddy with branches that leaked from (11). - The first pickle (13a) for transporting the collected first pickle to the side is stored in the flavor collecting section (13), and the second pickle picker (14) is used to collect the first pickle. A second cross section (14a) for transporting the second object to the side is provided, respectively.

前記二番スクリュー(14a)の終端部には、第1図及
び第2図で示すように、4枚の放てき羽根(15)を放
射状に設けるとともに、これら放てき羽根(15)の各
々に複数の処理歯(16)を軸芯方向等間隔で取付けて
あり、これら放てき羽根(15)と処理歯(16)とで
処理回転体(D)を構成している。前記処理歯(16)
は、二番スクリュー(14a)によって送られてきた二
番物を解しながら後述する受刃(24)  との共働で
扱き処理し、単粒化する。また、前記放てき羽根(15
)は、二番物に打撃を与えて更に単粒化するとともに、
その打ち出し作用によって連結ケース(図示せず)内を
通して二番縦送りスクリューコンベア(20)の始端部
へ送る。
As shown in FIGS. 1 and 2, four release blades (15) are provided radially at the terminal end of the second screw (14a), and each of these release blades (15) has a A plurality of processing teeth (16) are attached at equal intervals in the axial direction, and these releasing blades (15) and processing teeth (16) constitute a processing rotating body (D). The treated tooth (16)
The second material sent by the second screw (14a) is handled and processed in cooperation with a receiving blade (24), which will be described later, to become a single grain. In addition, the above-mentioned free blade (15
) gives a blow to the second grain to further make it into single grains, and
Due to its punching action, it passes through a connecting case (not shown) and is sent to the starting end of the second longitudinal screw conveyor (20).

そして、前記二番スクリュー(14a)は第1図に示す
ように、スクリュー羽根(14B)を大径のドラム状の
軸部(14八)に巻着するとともに、処理回転体(D)
の手前近傍において前記軸部(14A)に先細りのテー
パ一部(14C)を設けることにより構成されている。
As shown in FIG. 1, the second screw (14a) wraps the screw blade (14B) around the large-diameter drum-shaped shaft (148), and also attaches to the processing rotating body (D).
The shaft portion (14A) is provided with a tapered portion (14C) near the front thereof.

又、軸部(14A)の大径化に伴って前記スクリュー羽
根(14B)の径も従来のものよりも大径としてあり、
周速度の大きいスクリュー羽根(14B)  によって
処理物に強い撓み作用を与えながら搬送できるようにな
っている。
In addition, as the diameter of the shaft portion (14A) increases, the diameter of the screw blade (14B) is also made larger than that of the conventional screw blade.
The screw blades (14B) with a high circumferential speed allow the material to be transported while giving a strong bending effect.

前記二番縦送りスクリューコンベア(20)には、縦ス
クリューが内装してあり、送られてきた二番物を揚送し
た後に選別部(B)上へ還元するようになっている。
The second vertical screw conveyor (20) is equipped with a vertical screw, and is configured to return the second product to the sorting section (B) after lifting it.

第2図に示すように、前記処理回転体(D)を内装して
いる処理ケース(17)は、処理歯(16)の先端軌跡
に沿った円弧形で、その前部の周面には掃除口(21)
を形成しである。この掃除口(21)は、普段、処理ケ
ース(17)にボルト締めされた蓋体(22)によって
塞がれており、必要時にはポル) (23a)を抜いて
蓋体く22)を取り外すことによって容易に開放できる
ようになっている。前記蓋体く22)は、ポル) (2
3a)を通すボルト孔(23b)が軸芯方向に沿った長
孔に形成されているため、閉塞状態での位置を軸芯方向
に移動できるようになっている。即ち、前記処理歯(1
6)と後述する受刃(24)との間隔を蓋体(22)を
移動させることで最適な距離に調節できるようになって
いる。
As shown in FIG. 2, the processing case (17) housing the processing rotating body (D) has an arc shape along the tip trajectory of the processing tooth (16), and has a front peripheral surface. is the cleaning port (21)
It is formed. This cleaning port (21) is usually covered by a lid (22) bolted to the processing case (17), and when necessary, remove the lid (22) by pulling out the port (23a). It can be opened easily. The lid body 22) is
Since the bolt hole (23b) through which the bolt hole 3a) is passed is formed as a long hole along the axial direction, the position in the closed state can be moved in the axial direction. That is, the treated tooth (1
6) and a receiving blade (24), which will be described later, can be adjusted to an optimal distance by moving the lid (22).

第5図に示すように、前記蓋体(22)の内側には、受
刃り24)を千鳥状に植設し、前記処理歯(16)の回
転軌跡の隙間に入り込ませである。
As shown in FIG. 5, receiving blades 24) are implanted in a staggered manner inside the lid body (22), and are inserted into gaps between the rotation loci of the treated teeth (16).

〔別実施例〕[Another example]

第6図に示すように、処理ケース(17)の掃除口(2
1)をおおう蓋体(22)に、受刃(24)を処理歯(
16)の回転軸芯方向に等間隔(1°)に配設するとと
もに、ナツト(31)によって前記処理歯〈16〉の径
方向に移動調節可能とした隙間ゲージ(30)を設ける
ように構成しても良い。
As shown in Figure 6, the cleaning port (2) of the processing case (17)
1), attach the receiving blade (24) to the lid (22) that covers the processing tooth (
16) are arranged at equal intervals (1°) in the direction of the rotational axis of the teeth (16), and are configured to include feeler gauges (30) whose movement can be adjusted in the radial direction of the treated tooth (16) by means of a nut (31). You may do so.

この隙間ゲージ(30)は、回転軸芯方向に等間隔(β
)に並んだ処理歯(16)どうしの間隔の中央に受刃(
24)を位置させるための設定治具の役割をするもので
ある。すなわち、受刃(24)と処理歯(16)との間
隙は通常4〜5mmとなっているので、受刃(24)が
一体となった蓋体(22)を単にポル) (23a)で
処理ケース(17)にセットしただけではボルト孔(2
3b)の公差によるガタのため、受刃(24)と処理歯
(16)との間隙(矛、)、(β2)が不同−(1,≠
β2)となる傾向にあり、狭くなった側(fl+又はβ
2)では処理物が目詰りを起こし易く、処理能力の低下
を招くおそれがある。
This gap gauge (30) is arranged at equal intervals (β
) A receiving blade (
24) serves as a setting jig for positioning. That is, since the gap between the receiving blade (24) and the processing tooth (16) is usually 4 to 5 mm, the lid body (22) with which the receiving blade (24) is integrated can be simply removed using a porcelain (23a). If you just set it in the processing case (17), the bolt hole (2
3b) Due to the play due to the tolerance, the gap (spear, ), (β2) between the receiving blade (24) and the processed tooth (16) is different - (1,≠
β2), and the narrower side (fl+ or β
In 2), the processed material is likely to become clogged, which may lead to a decrease in processing capacity.

そこで、前記した間隙ゲージ(30)を蓋体(22)に
処理歯(16)の回転径方向に位置調節自在に設けるこ
とにより次のような作用、効果を生む。
Therefore, by providing the above-mentioned gap gauge (30) on the lid (22) so that its position can be adjusted in the rotational radial direction of the treated teeth (16), the following functions and effects are produced.

先づ、予め蓋体(22)を処理ケース(17)にセット
したときに処理歯(16)どうしの中央に受刃(24)
が強制的に位置されるように、間隙ゲージ(30)に固
設したポル) (32)のナラ) (31)で位置調節
しておき、それから、この間隙ゲージ(30)、受刃(
24)を一体とした前記蓋体(22)を処理ケース(1
7)に被せ、この状態で前記蓋体(22)を前記処理ケ
ース(17)に締着するポル) (23a)を締め付け
れば、受刃(24)は自動的に処理歯<16)どうしの
ちょうど中央に位置されるので、受刃(24)と処理歯
(16)の間隔が全て等しい(β1−β2)ものとなる
。そして、蓋体(22)をセットした後にポル) (3
2)を操作して間隙ゲージ(30)を蓋体(22)側に
寄せて、セラ) (31)で固定すれば、間隙ゲージ(
30)が処理回転体(D)  としての作業の邪魔にな
ることもない。
First, when the lid body (22) is set in the processing case (17) in advance, the receiving blade (24) is placed in the center of the processing teeth (16).
Adjust the position of the hole (31) of the hole (32) fixed to the gap gauge (30) so that the gap gauge (30) is forcibly positioned.
The lid body (22) integrated with the processing case (1
7), and in this state, tighten the cover (23a) that fastens the lid (22) to the processing case (17), and the receiving blade (24) automatically connects the processing teeth <16). Since the receiving blade (24) and the processing tooth (16) are located exactly in the center, the intervals between the receiving blade (24) and the processing tooth (16) are all equal (β1-β2). Then, after setting the lid body (22),
2) to bring the gap gauge (30) closer to the lid (22) and fix it with the cera (31), then the gap gauge (
30) does not interfere with the work of the processing rotating body (D).

尚、特許請求の範囲の項に図面との対照を便利にする為
に符号を記すが、該記入により本発明は添付図面の構造
に限定されるものではない。
Incidentally, although reference numerals are written in the claims section for convenient comparison with the drawings, the present invention is not limited to the structure shown in the accompanying drawings.

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本発明に係る脱穀機の実施例を示し、第り図は、
処理ケースの横断面図、第2図は同縦断側面図、第3図
は脱穀機の縦断正面図、第4図は同縦断側面図、第5図
は蓋体の斜視図、第6図は別実施例による処理ケースの
要部横断面図である。 (14a)・・・・・・二番スクリュー、(14^)・
・・・・・軸部、(14C)・・・・・・テーパ一部、
(16)・・・・・・処理歯、(20)・・・・・・二
番縦送りスクリ、−(B)・・・・・・選別部、(D)
・・・・・・処理回転体。
The drawings show an embodiment of the threshing machine according to the present invention, and the drawing shows the following:
2 is a longitudinal sectional view of the processing case, 3 is a longitudinal sectional front view of the thresher, 4 is a longitudinal sectional side view of the same, 5 is a perspective view of the lid, and 6 is a longitudinal sectional view of the processing case. FIG. 7 is a cross-sectional view of a main part of a processing case according to another embodiment. (14a)...Second screw, (14^)・
...Shaft part, (14C) ...Taper part,
(16)...Processing tooth, (20)...Second vertical feed screen, -(B)...Selecting section, (D)
・・・・・・Processing rotating body.

Claims (1)

【特許請求の範囲】[Claims] 二番スクリュー(14a)の終端に、処理歯(16)が
周設された処理回転体(D)を連設し、この処理回転体
(D)によって送られてきた処理物を選別部(B)に還
元する二番縦送りスクリューコンベア(20)を設けた
脱穀機において、前記二番スクリュー(14a)の軸部
(14A)を大径のドラム状に形成し、かつ、前記処理
回転体(D)の手前近傍における前記軸部(14A)に
先細り状のテーパー部(14C)を設けたことを特徴と
する脱穀機。
At the end of the second screw (14a), a processing rotary body (D) having processing teeth (16) arranged around the processing rotary body (D) is connected, and the processing material sent by the processing rotary body (D) is transferred to the sorting section (B ), in which the shaft portion (14A) of the second screw (14a) is formed into a large-diameter drum shape, and the processing rotating body ( A threshing machine characterized in that a tapered part (14C) is provided on the shaft part (14A) near the front of D).
JP16643288A 1988-07-04 1988-07-04 Thresher Expired - Lifetime JPH0657096B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16643288A JPH0657096B2 (en) 1988-07-04 1988-07-04 Thresher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16643288A JPH0657096B2 (en) 1988-07-04 1988-07-04 Thresher

Publications (2)

Publication Number Publication Date
JPH0216918A true JPH0216918A (en) 1990-01-19
JPH0657096B2 JPH0657096B2 (en) 1994-08-03

Family

ID=15831305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16643288A Expired - Lifetime JPH0657096B2 (en) 1988-07-04 1988-07-04 Thresher

Country Status (1)

Country Link
JP (1) JPH0657096B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0494952U (en) * 1991-01-08 1992-08-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0494952U (en) * 1991-01-08 1992-08-18

Also Published As

Publication number Publication date
JPH0657096B2 (en) 1994-08-03

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