JP3431974B2 - Cutting blade device for normal combine - Google Patents
Cutting blade device for normal combineInfo
- Publication number
- JP3431974B2 JP3431974B2 JP34090193A JP34090193A JP3431974B2 JP 3431974 B2 JP3431974 B2 JP 3431974B2 JP 34090193 A JP34090193 A JP 34090193A JP 34090193 A JP34090193 A JP 34090193A JP 3431974 B2 JP3431974 B2 JP 3431974B2
- Authority
- JP
- Japan
- Prior art keywords
- cutting blade
- cutting
- blade
- frame
- height
- 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.)
- Ceased
Links
Landscapes
- Harvester Elements (AREA)
- Combines (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は例えば稲・麦・大豆など
穀物を刈取って脱穀処理するようにした普通形コンバイ
ンの刈刃装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a normal combine harvester blade for cutting grains such as rice, wheat and soybeans for threshing.
【０００２】[0002]
【従来の技術】穀稈刈取用第１刈刃及び切株高さ調整用
第２刈刃の二段刈取式にあって、第１及び第２刈刃とも
刈取部に設けられた構造のものにあっては、通常第２刈
刃の取付位置は一定位置に固定構造となっている。2. Description of the Related Art A two-step cutting type of a first cutting blade for cutting grain culm and a second cutting blade for adjusting stump height, in which both the first and second cutting blades have a structure provided in a cutting portion Then, the mounting position of the second cutting blade is usually fixed at a fixed position.
【０００３】[0003]
【発明が解決しようとする課題】このため、刈取部を昇
降制御して第１刈刃の高さ位置を変化させた場合には、
同時に第２刈刃の高さ位置も変化して、適正な切株高さ
を保持しようとした場合にもこの保持が困難となるなど
の問題があった。Therefore, when the height position of the first cutting blade is changed by controlling the raising and lowering of the cutting unit,
At the same time, the height position of the second cutting blade also changes, and even if an attempt is made to maintain an appropriate stump height, there is a problem that this retention becomes difficult.
【０００４】[0004]
【課題を解決するための手段】したがって本発明は、穀
稈刈取用第１刈刃の後方に切株高さ調整用第２刈刃を配
備させる普通形コンバインにおいて、刈取後部に支持フ
レームを介し第２刈刃を上下動自在に連結支持させ、第
２刈刃上方に空間域を確保すると共に、第１刈刃を備え
る刈取フレーム側にブラケットを介して第２刈刃の高さ
調節用の昇降シリンダを設けるもので、第１刈刃を備え
る刈取フレームに昇降シリンダを介して第２刈刃を支持
させることにより、第２刈刃及び昇降シリンダの組立
を、第１刈刃との相対位置を適正に保てるように行い
得、昇降シリンダなど油圧メンテナンスの簡略化など取
扱い性の向上を容易に図り得るものである。SUMMARY OF THE INVENTION Accordingly, the present invention is the ordinary type combine to deploy the second cutting blade for stump height adjustment behind the first cutting blade preparative grain 稈刈, via the supporting frame to the rear preparative cutting The second cutting blade is vertically movably connected and supported, and a space area is secured above the second cutting blade , and the first cutting blade is provided.
The height of the second cutting blade through the bracket on the cutting frame side
Equipped with a lifting cylinder for adjustment, equipped with a first cutting blade
The second cutting blade is supported on the mowing frame via the lifting cylinder.
By assembling the second cutting blade and lifting cylinder
Perform so that the relative position with the first cutting blade is maintained properly.
And simplification of hydraulic maintenance such as lifting cylinders.
The handling can be easily improved .
【０００５】また、第２刈刃に接地式のソリ体を設けて
上下位置を制御し、また往復慣性力を互に打消し合うよ
うに、第１刈刃と第２刈刃の往復駆動方向を逆方向にし
たもので、第２刈刃の最低高さの一定以上を常に安全確
保して、切株高さを一定以上に短くすることのない良好
な刈取作業を行い得ると共に、第２刈刃を損傷させるな
どの不都合もなく、しかも第１及び第２刈刃が同じ方向
にスライドして動慣性によって振動させるなどの不具合
もなく、耐久性を向上させることができるなど顕著な効
果を奏するものである。In addition, a grounding sled body is provided on the second cutting blade.
The vertical position is controlled, and the reciprocal inertial forces are canceled by each other.
The reciprocating driving direction of the first cutting blade and the second cutting blade in opposite directions.
Always keep the second cutting blade above a certain minimum height to ensure safety.
Good to keep the stump height below a certain level
Not only damage the second cutting blade but also
Without any inconvenience, and the first and second cutting blades are in the same direction
Problems such as sliding on and vibrating due to dynamic inertia
It has no significant effect such as improving durability.
It plays a fruit .
【０００６】[0006]
【実施例】以下本発明の実施例を図面に基づいて詳述す
る。図１は刈取部の斜視説明図、図２は全体の側面図、
図３は同平面図であり、図中（１）は走行クローラ
（２）をトラックフレーム（３）に装備する機台、
（４）は軸流式のスクリュ形扱胴（５）及び処理胴
（６）及び選別機構（７）などを備えていて前記機台
（１）に搭載する脱穀部、（８）は揚穀筒（９）を介し
て取出す脱穀部（４）の穀粒を溜める穀物タンク、（１
０）は前記脱穀部（４）の下部前方に油圧シリンダ（１
１）を介して昇降可能に装設する刈取部、（１２）は運
転席（１３）及び運転操作部（１４）を備えて前記穀物
タンク（８）の前方に配設させる運転キャビン、（１
５）は前記穀物タンク（８）の後方に備えていてエンジ
ン（１６）を内設するエンジン部、（１７）は前記穀物
タンク（８）内の穀粒を取出す穀粒搬出オーガである。Embodiments of the present invention will be described below in detail with reference to the drawings. 1 is a perspective explanatory view of the reaper, FIG. 2 is a side view of the whole,
FIG. 3 is a plan view of the same, in which (1) is a machine base equipped with a traveling crawler (2) on a track frame (3),
(4) is a threshing unit equipped with an axial flow screw type handling cylinder (5), a processing cylinder (6), a sorting mechanism (7), etc., and is mounted on the machine stand (1), and (8) is a fried grain A grain tank for accumulating the grains of the threshing section (4) taken out through the tube (9), (1
0) is a hydraulic cylinder (1) in front of the lower part of the threshing section (4).
(1) A mowing section that is installed so as to be able to move up and down, (12) a driving cabin that includes a driver's seat (13) and a driving operation section (14), and is arranged in front of the grain tank (8).
Reference numeral 5) is an engine part provided behind the grain tank (8) and internally equipped with an engine (16), and (17) is a grain carry-out auger for taking out grains from the grain tank (8).
【０００７】そして前記刈取部（１０）は、未刈り穀稈
を取入れる穀物刈取ヘッダー（１８）と、該ヘッダー
（１８）の後部略中央に連結させて刈取穀稈を脱穀部
（４）に送給するフィーダハウス（１９）によって構成
すると共に、未刈り穀稈掻込み用リール（２０）と、往
復駆動型第１及び第２刈刃（２１）（２２）と、穀稈掻
込オーガ（２３）とを前記刈取ヘッダー（１８）に備
え、前記ヘッダー（１８）に取込まれる刈取穀稈をフィ
ーダハウス（１９）に内設する供給チェンコンベア（２
４）を介し脱穀部（４）に送り込んで脱穀処理するよう
に構成している。The mowing section (10) is connected to a grain mowing header (18) for receiving the uncut grain culm and the rear center of the header (18) so as to connect the mowing grain culm to the threshing section (4). It is composed of a feeder house (19) for feeding, and a reel (20) for scraping uncut grain, a first and second reciprocating drive type cutting blades (21) (22), and a grain scraping auger ( 23) is provided in the mowing header (18), and the mowing culm to be taken into the header (18) is internally provided in the feeder house (19).
It is configured to be sent to the threshing unit (4) via 4) and threshing processing.
【０００８】また前記脱穀部（４）の右外側には二番還
元筒（２５）を配備させていて、二番処理物を処理胴
（６）を介し脱穀部（４）に戻して再脱穀及び再選別す
るように設けている。Further, a second reducing cylinder (25) is provided on the outer right side of the threshing section (4), and the second processed product is returned to the threshing section (4) through the processing cylinder (6) and re-threshed. And it is provided to re-sort.
【０００９】図４乃至図６にも示す如く、前記第１刈刃
（２１）は刈取ヘッダー（１８）の刈取フレーム（２
６）前端に備えて穀稈を刈取ると共に、前記第２刈刃
（２２）は第１刈刃（２１）後方の低位置に備えて第１
刈刃（２１）によって刈取れた切株の切株高さを調整す
るもので、刈取フレーム（２６）略中間下側の横パイプ
（２７）の左右両端側にブラケット（２８）（２９）を
介して左右第２刈刃用回動支点軸（３０）（３１）を取
付け、該支点軸（３０）（３１）に左右支持フレーム
（３２）（３３）を介して第２刈刃（２２）を上下動自
在に支持させている。As shown in FIGS. 4 to 6, the first cutting blade (21) is provided with a mowing frame (2) of a mowing header (18).
6) Mowing the grain culms in preparation for the front end, and the second cutting blade (22) is the first for preparing the low position behind the first cutting blade (21).
The height of the stumps cut by the cutting blade (21) is adjusted, and the brackets (28) and (29) are provided on the left and right ends of the horizontal pipe (27) substantially below the middle of the cutting frame (26). The left and right second cutting blade rotation fulcrum shafts (30) (31) are attached, and the second cutting blade (22) is vertically moved to the fulcrum shafts (30) (31) via the left and right support frames (32) (33). It is movably supported.
【００１０】図７にも示す如く、左側の支持フレーム
（３２）は、第２刈刃（２２）の受刃（２２ｂ）の断面
Ｌ形受刃台（３４）後方に延設固定する受板（３５）
に、縦パイプ（３６）を介してフレーム（３２）後端を
連結させて、左側支持フレーム（３２）による第２刈刃
（２２）の支持を、該刈刃（２２）より寸法（Ａ）後方
で寸法（Ｂ）上方に屈曲回避させる状態とさせて、刈刃
（２２）上方に藁などの滞留や詰まりの発生しない空間
域（３７）を形成している。As shown in FIG. 7, the supporting frame (32) on the left side is a receiving plate which extends and is fixed to the rear of the receiving blade (22b) of the second cutting blade (22) having an L-shaped section. (35)
The rear end of the frame (32) is connected to the rear end of the frame (32) via the vertical pipe (36) so that the left supporting frame (32) supports the second cutting blade (22) by a dimension (A) from the cutting blade (22). A space area (37) is formed above the cutting blade (22) so that no stagnant or clogged straw is generated in the rear side of the cutting blade (22) so as to avoid bending above the dimension (B).
【００１１】また、右側の支持フレーム（３３）は、前
記受刃台（３４）に固設する刈刃駆動ケース（３８）の
取付板（３９）にフレーム（３３）後端を連結させ、右
回動支点軸（３１）と同一軸芯の第２刈刃駆動軸（４
０）に前記駆動ケース（３８）の入力軸（３８ａ）をプ
ーリ（４１）（４２）及びベルト（４３）を介して連動
連結させると共に、フィーダハウス（１９）のコンベア
駆動軸からの駆動力をチェン（４４）を介し入力する刈
取入力カウンタ軸（４５）に、プーリ（４６）（４７）
及びベルト（４８）を介して前記駆動軸（４０）を連動
連結させて、前記駆動ケース（３８）の出力軸（３８
ｂ）からの出力を刈刃クランク機構（４９）を介し第２
刈刃（２２）の可動刃（２２ａ）に伝達させてこの駆動
を行うように構成している。The right side support frame (33) has a rear end of the frame (33) connected to a mounting plate (39) of a cutting blade drive case (38) fixedly mounted on the blade receiving stand (34). The second cutting blade drive shaft (4) having the same axis as the rotation fulcrum shaft (31)
0) is connected to the input shaft (38a) of the drive case (38) via the pulleys (41) (42) and the belt (43), and the driving force from the conveyor drive shaft of the feeder house (19) is applied. Pulleys (46) (47) are attached to the reaping input counter shaft (45) for inputting through the chain (44).
The drive shaft (40) is interlocked with each other via the belt (48) and the output shaft (38) of the drive case (38).
The output from b) is output to the second via the cutting blade crank mechanism (49).
The drive is performed by transmitting it to the movable blade (22a) of the cutting blade (22).
【００１２】さらに、左右の支持フレーム（３２）（３
３）は、刈取部（１０）後端側の上部横フレーム（５
０）に左右油圧昇降シリンダ（５１）（５２）を介して
中間部をそれぞれ上下動自在させるもので、横フレーム
（５０）に固設する各ブラケット（５３）に枢軸（５
４）を介しシリンダ（５１）（５２）基端を揺動自在に
枢支させると共に、シリンダ（５１）（５２）のピスト
ンロッド（５１ａ）（５２ａ）先端を支持フレーム（３
２）（３３）の固定ブラケット（５５）に軸（５６）を
介して連結させて、シリンダ（５１）（５２）操作でも
って第２刈刃（２２）の高さ位置の調節を適宜行うよう
に構成している。Further, the left and right support frames (32) (3
3) is an upper horizontal frame (5) on the rear end side of the reaper (10).
0) through which the middle part can be moved up and down via the left and right hydraulic lifting cylinders (51) (52). The pivot (5) is attached to each bracket (53) fixed to the horizontal frame (50).
4) through which the base ends of the cylinders (51) (52) are swingably supported, and the tips of the piston rods (51a) (52a) of the cylinders (51) (52) are supported by the support frame (3).
2) It is connected to the fixed bracket (55) of (33) via the shaft (56), and the height position of the second cutting blade (22) is appropriately adjusted by operating the cylinders (51) and (52). Is configured.
【００１３】図６に示す如く、左右支持フレーム（３
２）（３３）による第２刈刃（２２）の支持は、第２刈
刃（２２）の左端より寸法（Ｌ１）だけ左支持フレーム
（３２）を右内側に、第２刈刃（２２）の右端より寸法
（Ｌ２）だけ右支持フレーム（３３）を左内側に配設
し、これら左右支持フレーム（３２）（３３）間の受刃
台（３４）後面にボルト（５７）を介して補強板（５
８）を取付けて、駆動ケース（３８）を支持する右支持
フレーム（３３）側の寸法（Ｌ２）を左支持フレーム
（３２）側の寸法（Ｌ１）より小（Ｌ１＞Ｌ２）とさせ
て、これら支持フレーム（３２）（３３）の支持分担荷
重を左右略均等とさせた安定良好な支持を可能とさせと
共に、これら支持フレーム（３２）（３３）間に設ける
補強板（５８）でもってこのスパン間の長い刈刃（２
２）の撓みのない支持を可能とさせるように構成してい
る。As shown in FIG. 6, the left and right support frames (3
2) The second cutting blade (22) is supported by (33) by moving the left supporting frame (32) to the right inside by the dimension (L1) from the left end of the second cutting blade (22). The right support frame (33) is arranged on the left inner side by the dimension (L2) from the right end of the, and the rear surface of the blade holder (34) between these left and right support frames (32) and (33) is reinforced by bolts (57). Board (5
8) is attached, and the size (L2) on the right support frame (33) side that supports the drive case (38) is smaller than the size (L1) on the left support frame (32) side (L1> L2), The supporting load of these support frames (32) (33) is made substantially equal to the left and right to enable stable and good support, and a reinforcing plate (58) provided between these support frames (32) (33) Long cutting blade between spans (2
It is configured so as to allow the support of 2) without bending.
【００１４】そして図８にも示す如く、第２刈刃（２
２）の構成部である可動刃（２２ａ）・受刃（２２ｂ）
・受刃台（３４）・補強板（５８）の上面側を結ぶライ
ン（Ｌ）を、側面視水平面に対し後方に緩やかな下り傾
斜（θ）に設けて、該刈刃（２２）で刈取った藁の滞留
のない速やかな後方への排出を促進させるように構成し
ている。As shown in FIG. 8, the second cutting blade (2
Movable blades (22a) and receiving blades (22b) that are components of 2)
-A line (L) connecting the upper surfaces of the receiving table (34) and the reinforcing plate (58) is provided at a gentle downward slope (θ) backward with respect to the horizontal plane in side view, and the cutting blade (22) cuts the line. It is configured to promote the swift rearward discharge of the captured straw without accumulation.
【００１５】また、前記縦パイプ（３６）位置前側の可
動刃（２２ａ）上面に払いホルダー（５９）を固設して
いて、該ホルダー（５９）にボルト（６０）を介して上
方突出状に払い板（６１）を固定させて、可動刃（２２
ａ）と一体に払い板（６１）を左右移動させることによ
って、縦パイプ（３６）前方の空間域（３７）に滞留す
る藁などを強制排除するように構成している。Further, a wiping holder (59) is fixedly provided on the upper surface of the movable blade (22a) on the front side of the position of the vertical pipe (36), and the holder (59) is projected upward through a bolt (60). Fixing the wiping plate (61), the movable blade (22
By moving the wiping plate (61) to the left and right integrally with a), it is configured to forcibly remove the straw or the like staying in the space region (37) in front of the vertical pipe (36).
【００１６】さらに、第２刈刃（２２）左端のガード体
（６２）と受板（３５）間の受刃台（３４）に支軸（６
３）を介して接地ソリ体（６４）を揺動自在に設けると
共に、該ソリ体（６４）の接地傾斜状態を検出するポテ
ンショメータ（６５）を支軸（６３）に設けて、ソリ体
（６４）の接地をポテンショメータ（６５）で検出する
とき、前記シリンダ（５１）（５２）を介して第２刈刃
（２２）を上動制御して、該刈刃（２２）の最低高さの
一定以上を確保するように構成している。Further, the support shaft (6) is attached to the receiving blade base (34) between the guard plate (62) at the left end of the second cutting blade (22) and the receiving plate (35).
3) via a ground sled body (64) so as to be swingable, and a potentiometer (65) for detecting a ground slanting state of the sled body (64) is provided on the support shaft (63). ) Is detected by the potentiometer (65), the second cutting blade (22) is controlled to move upward through the cylinders (51) (52) to keep the minimum height of the cutting blade (22) constant. It is configured to ensure the above.
【００１７】なお、第１刈刃（２１）と第２刈刃（２
２）とは、駆動方向を逆方向に設けていて、往復慣性力
を互いに打消し合う状態とさせて、振動の発生を最小に
抑制するものである。The first cutting blade (21) and the second cutting blade (2)
In 2), the driving directions are opposite to each other, and the reciprocating inertial forces are made to cancel each other, thereby suppressing the occurrence of vibration to a minimum.
【００１８】本実施例は上記の如く構成するものにし
て、第１刈刃（２１）と第２刈刃（２２）とを刈取部
（１０）側に設けて、これら刈刃（２１）（２２）の一
体昇降を可能とさせると共に、前記シリンダ（５１）
（５２）による第２刈刃（２２）のみの単独昇降も可能
とさせて、適正切株高さの安定保持が行える。This embodiment is constructed as described above, and the first cutting blade (21) and the second cutting blade (22) are provided on the cutting unit (10) side, and these cutting blades (21) ( 22) enables the integrated lifting and lowering of the cylinder (51).
By allowing the second cutting blade (22) alone to move up and down by (52), the proper stump height can be stably maintained.
【００１９】また、第２刈刃（２２）を刈取部（１０）
後側に支持する左支持フレーム（３２）の刈刃連結側を
受板（３５）及び縦パイプ（３６）を介して後部屈曲状
に形成して、第２刈刃（２２）上方に空間域（３７）を
形成することによって、この部位の藁詰まりなどが防止
させると共に、たとえ藁詰まりなどが発生する場合でも
前記払い板（６１）による左右強制排除でもって、確実
な藁詰まりなどの防止が行える。Further, the second cutting blade (22) is provided with a cutting unit (10).
The cutting blade connecting side of the left support frame (32) which is supported on the rear side is formed in a bent back shape through the receiving plate (35) and the vertical pipe (36), and a space area is provided above the second cutting blade (22). By forming (37), it is possible to prevent straw clogging at this part, and even if straw clogging occurs, the left and right forced exclusion by the wiping plate (61) can surely prevent straw clogging. You can do it.
【００２０】さらに、第２刈刃（２２）の構成部（２２
ａ）（２２ｂ）（３４）（５８）の上面側ライン（Ｌ）
を側面視後方に下り傾斜（θ）とさせることによって、
第２刈刃（２２）上に藁などが滞留することのない速や
かな後方への排出が助長されて、第２刈刃（２２）によ
る刈取性能の安定維持が図られると共に、前記ソリ体
（６４）によって第２刈刃（２２）の最低高さ位置の確
保も図れて、適正切株高さの保持と、第２刈刃（２２）
の安全保護が図られる。Further, the constituent portion (22) of the second cutting blade (22)
a) Upper surface side line (L) of (22b) (34) (58)
By tilting backward in a side view (θ),
The second cutting blade (22) facilitates the backward discharge without the accumulation of straw or the like on the second cutting blade (22), so that the cutting performance of the second cutting blade (22) is stably maintained and the sled body ( 64) also ensures the minimum height position of the second cutting blade (22), maintains an appropriate stump height, and the second cutting blade (22).
The safety protection of
【００２１】[0021]
【発明の効果】以上実施例からも明らかなように本発明
は、請求項１の如く、穀稈刈取用第１刈刃（２１）の後
方に切株高さ調整用第２刈刃（２２）を配備させる普通
形コンバインにおいて、刈取後部に支持フレーム（３
２）（３３）を介し第２刈刃（２２）を上下動自在に連
結支持させ、第２刈刃（２２）上方に空間域を確保する
と共に、第１刈刃（２１）を備える刈取フレーム（２
６）側にブラケット（５３）を介して第２刈刃（２２）
の高さ調節用の昇降シリンダ（５１）（５２）を設ける
もので、第１刈刃（２１）を備える刈取フレーム（２
６）に昇降シリンダ（５１）（５２）を介して第２刈刃
（２２）を支持させることにより、第２刈刃（２２）及
び昇降シリンダ（５１）（５２）の組立を、第１刈刃
（２１）との相対位置を適正に保てるように行うことが
でき、昇降シリンダ（５１）（５２）など油圧メンテナ
ンスの簡略化など取扱い性の向上を容易に図ることがで
きるものであ る。As is apparent from the above embodiments, according to the present invention, as in claim 1, the second cutting blade (22) for adjusting the stump height is provided behind the first cutting blade (21) for grain cutting. in ordinary type combine to deploy, the rear preparative cutting support frame (3
2) A cutting frame provided with a first cutting blade (21) while connecting and supporting a second cutting blade (22) movably up and down via (33) to secure a space area above the second cutting blade (22). (2
Second cutting blade (22) through bracket (53) to the 6) side
Elevating cylinders (51) (52) for adjusting the height of the
A mowing frame (2 with a first cutting blade (21)
6) via the lifting cylinders (51) (52) to the second cutting blade
By supporting (22), the second cutting blade (22) and
And the ascending / descending cylinders (51) (52) are assembled with the first cutting blade.
It should be done so that the relative position with (21) can be maintained properly.
A hydraulic maintainer for lifting and lowering cylinders (51, 52)
It is easy to improve handling such as simplification
Ru der those that can.
【００２２】また、請求項２の如く、第２刈刃（２２）
に接地式のソリ体（６４）を設けて上下位置を制御し、
また往復慣性力を互に打消し合うように、第１刈刃（２
１）と第２刈刃（２２）の往復駆動方向を逆方向にした
もので、第２刈刃（２２）の最低高さの一定以上を常に
安全確保して、切株高さを一定以上に短くすることのな
い良好な刈取作業を行うことができると共に、第２刈刃
（２２）を損傷させるなどの不都合もなく、しかも第１
及び第２刈刃（２１）（２２）が同じ方向にスライドし
て動慣性によって振動させるなどの不具合もなく、耐久
性を向上させることができるなど顕著な効果を奏するも
のである。Further , as in claim 2, the second cutting blade (22)
The ground type sled body (64) is installed in this to control the vertical position,
The first cutting blade (2
The reciprocating driving directions of 1) and the second cutting blade (22) were made opposite directions.
Always keep the minimum height of the second cutting blade (22) above a certain level.
To ensure safety, do not shorten the stump height above a certain level.
A good cutting operation can be performed and the second cutting blade
There is no inconvenience such as damaging (22), and the first
And the second cutting blades (21) (22) slide in the same direction.
Durable without any problems such as vibration due to dynamic inertia
It also has remarkable effects such as improving
Of .
【図１】刈取部の斜視説明図である。FIG. 1 is a perspective explanatory view of a reaping unit.
【図２】普通形コンバインの全体側面図である。FIG. 2 is an overall side view of a normal combine.
【図３】普通形コンバインの全体平面図である。FIG. 3 is an overall plan view of a normal combine.
【図４】第２刈刃部の側面説明図である。FIG. 4 is a side view illustrating a second cutting blade section.
【図５】第２刈刃部の側面説明図である。FIG. 5 is a side view of a second cutting blade section.
【図６】第２刈刃部の平面説明図である。FIG. 6 is a plan view of a second cutting blade section.
【図７】第２刈刃部の拡大側面図である。FIG. 7 is an enlarged side view of a second cutting blade section.
【図８】第２刈刃部の拡大側面図である。FIG. 8 is an enlarged side view of a second cutting blade section.
【符号の説明】 （２１） 第１刈刃 （２２） 第２刈刃 （３４） 受刃台 （３７） 空間域 （４０） 駆動軸 （６４） ソリ体[Explanation of symbols] (21) First cutting blade (22) Second cutting blade (34) Blade stand (37) Space area (40) Drive shaft (64) Sled body
───────────────────────────────────────────────────── フロントページの続き (72)発明者 市 川 友 彦 埼玉県大宮市日進町１丁目40番地２ 生 物系特定産業技術研究推進機構内 (72)発明者 杉 山 隆 夫 埼玉県大宮市日進町１丁目40番地２ 生 物系特定産業技術研究推進機構内 (56)参考文献 特開 平３−297313（ＪＰ，Ａ) 特開 平５−176617（ＪＰ，Ａ) 実開 平３−91719（ＪＰ，Ｕ) 実開 平２−96810（ＪＰ，Ｕ) 実開 平２−81131（ＪＰ，Ｕ) 実開 昭63−4621（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) A01D 34/02 - 34/408 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tomohiko Ichikawa 1-40, Nisshin-cho, Omiya-shi, Saitama 2 Within the Institute for the Promotion of Specified Industrial Technology (72) Inventor Takao Sugiyama Omiya-shi, Saitama Nisshin-cho 1-Chome 2 2 Biotechnology-Specific Industrial Technology Research Promotion Organization (56) Reference JP-A-3-297313 (JP, A) JP-A-5-176617 (JP, A) Jitsukaihei 3-91719 (JP, U) Actual development 2-96810 (JP, U) Actual development 2-81131 (JP, U) Actual development Sho 63-4621 (JP, U) (58) Fields investigated (Int.Cl. 7) , DB name) A01D 34/02-34/408
Claims (2)
株高さ調整用第２刈刃（２２）を配備させる普通形コン
バインにおいて、刈取後部に支持フレーム（３２）（３
３）を介し第２刈刃（２２）を上下動自在に連結支持さ
せ、第２刈刃（２２）上方に空間域を確保すると共に、
第１刈刃（２１）を備える刈取フレーム（２６）側にブ
ラケット（５３）を介して第２刈刃（２２）の高さ調節
用の昇降シリンダ（５１）（５２）を設けることを特徴
とする普通形コンバインの刈刃装置。1. A common type combine to deploy stump behind the height adjustment for the second cutting blade (22) of the first cutting blade preparative grain稈刈(21), cutting preparative supported on the rear frame (32) (3
3) via which the second cutting blade (22) is vertically movably connected and supported to secure a space above the second cutting blade (22),
A brush is provided on the side of the mowing frame (26) equipped with the first cutting blade (21).
Adjusting the height of the second cutting blade (22) via the racket (53)
A normal combine harvester blade characterized in that it is provided with lifting cylinders (51) (52) .
（６４）を設けて上下位置を制御し、また往復慣性力を
互に打消し合うように、第１刈刃（２１）と第２刈刃
（２２）の往復駆動方向を逆方向にしたことを特徴とす
る請求項１に記載の普通形コンバインの刈刃装置。 2. A grounding sled body for the second cutting blade (22)
(64) is provided to control the vertical position, and reciprocal inertial force
First cutting blade (21) and second cutting blade so as to cancel each other out
The reciprocal driving direction of (22) is reverse.
The cutting blade device for a normal combine harvester according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34090193A JP3431974B2 (en) | 1993-12-08 | 1993-12-08 | Cutting blade device for normal combine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34090193A JP3431974B2 (en) | 1993-12-08 | 1993-12-08 | Cutting blade device for normal combine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07155044A JPH07155044A (en) | 1995-06-20 |
| JP3431974B2 true JP3431974B2 (en) | 2003-07-28 |
Family
ID=18341358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP34090193A Ceased JP3431974B2 (en) | 1993-12-08 | 1993-12-08 | Cutting blade device for normal combine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3431974B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7186960B2 (en) * | 2018-06-27 | 2022-12-12 | 株式会社クボタ | crop harvester |
| KR102224192B1 (en) * | 2020-10-13 | 2021-03-10 | 오페주식회사 | double blade device |
-
1993
- 1993-12-08 JP JP34090193A patent/JP3431974B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07155044A (en) | 1995-06-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| RVOP | Cancellation by post-grant opposition |