JP3260133B2 - Combine harvester - Google Patents
Combine harvesterInfo
- Publication number
- JP3260133B2 JP3260133B2 JP26300299A JP26300299A JP3260133B2 JP 3260133 B2 JP3260133 B2 JP 3260133B2 JP 26300299 A JP26300299 A JP 26300299A JP 26300299 A JP26300299 A JP 26300299A JP 3260133 B2 JP3260133 B2 JP 3260133B2
- Authority
- JP
- Japan
- Prior art keywords
- processing device
- case
- transmission shaft
- lock
- lock lever
- 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.)
- Expired - Fee Related
Links
Landscapes
- Harvester Elements (AREA)
Description
【0001】[0001]
【発明の属する技術分野】本発明は、刈取部前部の前処
理装置が左右に移動するコンバインの刈取装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combine harvester in which a pre-processing device at the front of a harvester moves left and right.
【0002】[0002]
【従来の技術】従来、穀稈刈取用の刈刃を備えた前処理
部を手動で左右移動自在に構成したコンバインは公知と
なっている。例えば、実開平2−142123号公報の
技術がある。2. Description of the Related Art Heretofore, there has been known a combine in which a pretreatment unit having a cutting blade for cutting grain culm is configured to be manually movable left and right. For example, there is a technique disclosed in Japanese Utility Model Laid-Open No. 2-142123.
【0003】[0003]
【発明が解決しようとする課題】しかし、上記のような
従来技術においては、刈取部を左右の位置を調節するた
めのレバーは機体側方に位置し、位置合わせのために運
転席を離れて調節する必要があり、操作性に問題があっ
た。However, in the above prior art, the lever for adjusting the left and right positions of the reaper is located on the side of the fuselage, and the driver leaves the driver's seat for alignment. It had to be adjusted and there was a problem with operability.
【0004】[0004]
【課題を解決するための手段】上記課題を解決するた
め、刈取部前部の前処理装置が手動操作により、左右に
移動可能に構成したコンバインの刈取装置において、前
処理装置の左右移動に連動して伸縮させながら左右回動
させて刈取部後部より前処理装置に伝動する伝動ケース
と、該伝動ケースの伸縮を規制して前処理装置を左右移
動位置で固定する位置固定装置を設ると共に、位置固定
装置に設ける前処理装置の位置固定用のロックレバー
と、前処理装置に固着する左右移動操作用の取手とを、
この取手の握り部と共にロックレバーの端部の握り部
を、運転台に搭乗した作業者の手で握ることができるよ
うに、刈取部の右側上部に配設し、前処理装置を左右に
移動させる際には、運転台から取手とロックレバーを一
方の手で握り、ロックを解き前処理装置を左右に移動さ
せ、前処理装置の左または右移動位置において、ロック
レバーから手を離すことによって、前処理装置を左右の
移動位置で位置固定させるべく構成した。To solve the above object, according to an aspect of, the processing apparatus is manually operated before the reaper front, in the cutting apparatus of combine were movable in the right and left, front
Rotate left and right while expanding and contracting in conjunction with left and right movement of processing equipment
Transmission case that transmits power from the rear of the reaping unit to the pretreatment device
And restrict the expansion and contraction of the transmission case and move the pre-processing device
In addition to installing a position fixing device to fix in the moving position,
Lock lever for fixing the position of the pretreatment device provided in the device
And a handle for left and right movement operation fixed to the pretreatment device,
The handle at the end of the lock lever together with the handle at the handle
Can be gripped by the operator's hand on the cab.
Thus, when the pre-processing device is arranged on the upper right side of the mowing unit and the pre-processing device is moved left and right, the handle and the lock lever are grasped with one hand from the cab, the lock is released, and the pre-processing device is moved left and right, At the left or right movement position of the pre-processing device, the hand is released from the lock lever so that the pre-processing device is fixed at the left and right movement position.
【0005】[0005]
【発明の実施の形態】以下本発明の実施例を図面に基づ
いて詳述する。図1は前処理装置の位置固定装置の一実
施例を示す右側面図、図2はコンバインの全体側面図、
図3は同平面図、図4は同正面図であり、図中(1)は
走行クローラ(2)を装設するトラックフレーム、
(3)は前記トラックフレーム(1)に固設する機台、
(4)はフィードチェン(5)を左側に張架し扱胴
(6)及び処理胴(7)を内蔵する脱穀部、(8)は2
条用の刈取部、(9)は排藁チェン(10)終端を臨ま
せる排藁処理部、(11)はコンバインの各部を駆動す
るエンジン部、(12)は脱穀部(4)から取出す穀粒
を貯留する籾タンク、(13)は運転席(14)及び運
転操作部(15)を備える運転台であり、刈取部(8)
で刈取った穀稈を脱穀部(4)で脱粒処理するように構
成している。Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a right side view showing an embodiment of a position fixing device of a pretreatment device, FIG. 2 is an overall side view of a combine,
3 is a plan view of the track frame, and FIG. 4 is a front view of the track frame, wherein (1) is a track frame on which a traveling crawler (2) is mounted;
(3) a machine fixed to the track frame (1);
(4) a threshing unit in which a feed chain (5) is stretched to the left and a handling cylinder (6) and a processing cylinder (7) are built in;
(9) is a straw processing unit that faces the end of the straw chain (10), (11) is an engine unit that drives each unit of the combine, (12) is grain extracted from the threshing unit (4). A paddy tank for storing grains, (13) is a driver's cab provided with a driver's seat (14) and a driving operation unit (15), and a mowing unit (8)
The husks harvested in the above are subjected to threshing in the threshing unit (4).
【0006】図4乃至図6に示す如く、前記刈取部
(8)は、分草板(16)を介して取入れられる未刈穀
稈を起立させる左右引起し装置(17)と、引起された
穀稈の稈元側を掻込み後方に搬送する左右掻込み装置
(18)と、掻込み時穀稈の稈元を切断する刈刃(1
9)などで構成される前処理装置が刈取部(8)前部に
備えられている。この前処理装置は、刈取部(8)の下
部に横向き水平に配設される横伝動軸ケース(20)に
支持されている。この横伝動軸ケース(20)は横支持
杆(21)に平行リンク(22)によって連結されてい
て、この平行リンク(22)の回動によって前処理装置
が左右移動可能となっており、前記横支持杆(21)
は、刈取部(8)の最後部で横向き水平に横設される刈
取入力軸ケース(23)から前方下向きに突出固定され
た縦支持杆(24)の下端に一体連結されている。前記
刈取入力軸ケース(23)は左右軸受台(25)によっ
て機台(3)に支持されていて、前記縦支持杆(24)
と機台(3)間に張架する油圧シリンダ(26)の伸縮
によって刈取入力軸ケース(23)を支点に水平軸回り
で前処理装置が昇降可能となっている。As shown in FIGS. 4 to 6, the cutting unit (8) is raised by a left and right raising device (17) for raising uncut kernels taken in through a weeding plate (16). A left and right scraping device (18) for scraping the culm side of the grain stalk and transporting it to the rear, and a cutting blade (1) for cutting the culm of the grain stalk during scraping.
A pre-processing device constituted by 9) or the like is provided at the front of the reaping unit (8). The pre-processing device is supported by a horizontal transmission shaft case (20) disposed horizontally and horizontally below the mowing part (8). The horizontal transmission shaft case (20) is connected to the horizontal support rod (21) by a parallel link (22), and the pretreatment device can move left and right by the rotation of the parallel link (22). Lateral support rod (21)
Is integrally connected to a lower end of a vertical support rod (24) which is fixed forwardly and downwardly from a cutting input shaft case (23) provided horizontally and horizontally at a rearmost portion of the cutting unit (8). The reaping input shaft case (23) is supported on the machine base (3) by left and right bearing stands (25), and the vertical support rod (24) is provided.
By the expansion and contraction of the hydraulic cylinder (26) stretched between the machine and the machine (3), the pretreatment device can be moved up and down around the horizontal axis with the reaping input shaft case (23) as a fulcrum.
【0007】図7乃至図10にも示す如く、前処理装置
への伝動は、刈取入力軸ケース(23)内に、右端に刈
取入力プーリ(27)を設ける刈取入力軸(28)が軸
支されており、刈取入力軸ケース(23)中間部に左右
回動可能に枢支され、且つ、伸縮可能に前方に延設され
る揺動伝動軸ケース(29)内に軸支された揺動伝動軸
(30)の後端が、前記刈取入力軸(28)に縦軸(3
1)及び2組のベベルギヤによって連動連結され、刈取
部(8)前部の前処理装置に動力が伝達される。As shown in FIGS. 7 to 10, transmission to the pre-processing device is performed by a cutting input shaft (28) provided with a cutting input pulley (27) at the right end in a cutting input shaft case (23). The swing input shaft case (23) is pivotally supported by a middle portion thereof so as to be rotatable left and right, and is pivotally supported by a swing transmission shaft case (29) extending forward and contractible. The rear end of the transmission shaft (30) is positioned on the vertical axis (3
1) and two sets of bevel gears are interlocked and connected to each other, and power is transmitted to a pre-processing device in front of the reaping unit (8).
【0008】前処理装置において、横伝動軸ケース(2
0)の右端部より、中間部にギヤケース(32a)が組
込まれる右引起し伝動軸ケース(32)が立上げられ、
横伝動軸ケース(20)の左端部より左引起し伝動軸ケ
ース(33)が立上げられており、揺動伝動軸ケース
(29)の前端が右引起し伝動軸ケース(32)の上部
に連結され、揺動伝動軸(30)前端がこの右引起し伝
動軸ケース(32)上部内に軸支された上部右引起し伝
動軸(34)にベベルギヤによって連動連結される。こ
の上部右引起し伝動軸(34)上端には右引起し装置
(17)のタインチェンの駆動スプロケットを設ける右
引起し駆動軸(35)がベベルギヤによって連動連結さ
れている。[0008] In the pre-processing device, the lateral transmission shaft case (2
From the right end of (0), a right-raising transmission shaft case (32) in which a gear case (32a) is incorporated in an intermediate portion is started up,
A transmission shaft case (33) is raised from the left end of the horizontal transmission shaft case (20), and the front end of the oscillating transmission shaft case (29) is raised to the upper part of the transmission shaft case (32). The front end of the swing transmission shaft (30) is linked to the upper right extension transmission shaft (34), which is pivotally supported in the upper portion of the right extension transmission shaft case (32), by a bevel gear. At the upper end of the upper right transmission shaft (34), a right raising drive shaft (35), which is provided with a drive sprocket of a tine chain of the right raising device (17), is interlocked with a bevel gear.
【0009】一方、前記上部右引起し伝動軸(34)の
下端はギヤケース(32a)の平ギヤ郡を介して右引起
し伝動軸ケース(32)下部内に軸支された下部右引起
し伝動軸(36)上端に連動連結され、この下部右引起
し伝動軸(36)下端が左引起し伝動軸ケース(33)
内に軸支された左引起し伝動軸(37)下端に、横伝動
軸ケース(20)内に軸支された横伝動軸(38)及び
2組のベベルギヤを介して連動連結され、この左引起し
伝動軸(37)上端が、左引起し装置(17)のタイン
チェンの駆動スプロケットを設ける左引起し駆動軸(3
9)にベベルギヤによって連動連結されている。また右
掻込み装置(18)及び刈刃(19)への伝動軸(4
0)を横伝動軸(38)より分岐させており、左掻込み
装置(18)は右掻込み装置(18)の駆動に従動させ
る。On the other hand, the lower end of the upper right raising transmission shaft (34) is raised right through the spur gear group of the gear case (32a), and the lower right raising transmission is supported in the lower portion of the transmission shaft case (32). The transmission shaft (36) is connected to the upper end of the shaft (36), and the lower part of the transmission shaft (36) is raised to the left and the lower end is raised to the left.
The lower left transmission shaft (37), which is supported inside, is interlocked to the lower end via a horizontal transmission shaft (38), which is supported in a horizontal transmission shaft case (20), and two sets of bevel gears. The upper end of the raising transmission shaft (37) is provided with the driving sprocket of the tine chain of the left raising device (17).
9) is interlockingly connected by a bevel gear. In addition, the transmission shaft (4) to the right raking device (18) and the cutting blade (19)
0) is branched from the horizontal transmission shaft (38), and the left scraping device (18) is driven by the drive of the right scraping device (18).
【0010】そして、図7に示すように、揺動伝動軸ケ
ース(29)が前処理装置の左右移動に連動して縦軸
(31)を中心に左右回動するため、左右どちらの移動
位置においても前処理装置に動力が伝達でき、各部の駆
動が可能となっている。Then, as shown in FIG. 7, the swing transmission shaft case (29) pivots left and right about the vertical axis (31) in conjunction with the left and right movement of the pre-processing device. In this case, the power can be transmitted to the pretreatment device, and the components can be driven.
【0011】図4乃至図8に示す如く、前記刈取部
(8)は、前処理装置の掻込み装置(18)の掻出側に
合流する2条分の穀稈を脱穀部(4)前面の穀稈供給口
(41)まで搬送する縦搬送装置(42)及び穂先搬送
装置(43)を備えている。この縦搬送装置(42)と
穂先搬送装置(43)は刈取入力軸ケース(23)の左
端に駆動ケース(44)を介して支持されており、前処
理装置と一体的に、昇降可能つまり刈取部(8)全体が
昇降可能となっている。また縦搬送装置(42)と穂先
搬送装置(43)は扱深さ調節のために、前処理装置と
は別に各装置が一体的に上下回動できるように、この駆
動ケース(44)が刈取入力軸ケース(23)に対しこ
の回動中心と同軸の水平軸回りで上下回動自在に連結さ
れている。さらに駆動ケース(44)には刈取入力軸
(28)とベベルギヤによって連動連結される略上下方
向に駆動軸(45)が軸支され、この駆動軸(45)の
下端には縦搬送装置(42)の縦搬送チェンの駆動スプ
ロケットが設けられ、上端には穂先搬送装置(43)の
穂先搬送タインチェンの駆動スプロケットが設けられ、
縦搬送装置(42)と穂先搬送装置(43)が、前処理
装置の左右移動に連動して駆動軸(45)を中心に左右
回動可能となっている。As shown in FIGS. 4 to 8, the reaping section (8) is provided with two grain culms that join the scraping side of the scraping device (18) of the pretreatment device. A vertical transport device (42) for transporting to the grain culm supply port (41) and an ear tip transport device (43). The vertical transport device (42) and the spike transport device (43) are supported via a drive case (44) at the left end of the cutting input shaft case (23), and can be lifted and lowered, that is, harvested, integrally with the pretreatment device. The entire part (8) can be moved up and down. The drive case (44) is provided with a mowing mechanism so that the vertical conveying device (42) and the spike conveying device (43) can rotate up and down integrally with the pretreatment device in order to adjust the handling depth. The input shaft case (23) is vertically rotatable about a horizontal axis coaxial with the rotation center. Further, a drive shaft (45) is supported by the drive case (44) in a substantially vertical direction, which is interlockingly connected to the mowing input shaft (28) by a bevel gear, and a lower end of the drive shaft (45) has a vertical transport device (42). ) Is provided with a drive sprocket for the vertical transfer chain, and a drive sprocket for the tip transfer tine chain of the tip transfer device (43) is provided at the upper end.
The vertical transport device (42) and the spike transport device (43) can rotate left and right about a drive shaft (45) in conjunction with the left and right movement of the pretreatment device.
【0012】図9、図10に示す如く、揺動伝動ケース
(29)は、刈取入力軸ケース(28)に一端側が縦軸
(31)回りに回動自在に嵌合された前処理装置への動
力出力部である断面L形のギヤケース(46)他端に後
端が一体連結された後部伝動ケース(29a)と、右引
起し伝動軸ケース(32)の上部の前処理装置側の動力
入力部であるギヤケース(47)に前端が一体連結され
た前部伝動ケース(29b)とで構成され、この後部伝
動ケース(29a)の前端内部に前部伝動ケース(29
b)の後端が摺動自在に嵌合され、左右回動及び伸縮可
能となっている。また揺動伝動軸(30)は、前端に右
引起し伝動軸(34)上のベベルギヤ(48)と噛合う
ベベルギヤ(49)が軸固定され、後端部の多角形軸部
(30a)がギヤケース(46)に回転のみを許容して
軸受けされ、縦軸(31)の上端に取付けたベベルギヤ
(50)と噛合うベベルギヤ(51)に対し軸方向の摺
動のみを許容して嵌入されており、このベベルギヤ(5
1)に対する揺動伝動軸(30)の摺動により前処理装
置の左右移動による平行な縦軸(31)と右引起し伝動
軸(34)との軸間距離変化を吸収可能となっている。As shown in FIGS. 9 and 10, the swing transmission case (29) is connected to a pre-processing device in which one end of the swing transmission case (28) is rotatably fitted around a vertical axis (31). A rear transmission case (29a) having a rear end integrally connected to the other end of a gear case (46) having an L-shaped cross section, which is a power output portion; A front transmission case (29b) having a front end integrally connected to a gear case (47) serving as an input portion, and a front transmission case (29) is provided inside the front end of the rear transmission case (29a).
b) The rear end is slidably fitted, and is capable of turning left and right and expanding and contracting. The swing transmission shaft (30) has a bevel gear (49) that extends rightward at the front end and meshes with a bevel gear (48) on the transmission shaft (34), and has a polygonal shaft portion (30a) at the rear end. A bevel gear (51) that is allowed to rotate only in the gear case (46) and is fitted into the bevel gear (51) that meshes with the bevel gear (50) attached to the upper end of the longitudinal axis (31) while allowing only axial sliding. This bevel gear (5
By sliding the swing transmission shaft (30) with respect to 1), it is possible to absorb a change in the inter-axis distance between the parallel vertical axis (31) and the right-hand transmission shaft (34) due to the left-right movement of the pretreatment device. .
【0013】図1に示す如く、運転台(13)に搭乗し
た作業者の手が届く刈取部(8)の右側上部背面部に前
処理装置の位置固定装置(52)が配設されている。こ
の位置固定装置(52)は、揺動伝動軸ケース(29)
の後部伝動ケース(29a)前端に溶接で固着する第1
のロックプレート(53)と、右引起し伝動ケース(3
2)上部のギヤケース(47)にボルト止めで固着する
第2のロックプレート(54)と、各ロックプレート
(53)(54)を軸と孔の係合で連結するためのロッ
クレバー(55)及び左右ロック孔(56)(57)と
で構成され、ギヤケース(47)の上部右側で、第1の
ロックプレート(53)が上で第2のロックプレート
(54)が下になるように、これら各ロックプレート
(53)(54)を摺動自在に重ね合わせ、その重合部
における第1のロックプレート(54)の上面にレバー
受け(58)を介して上下動自在にロックレバー(5
5)を支持させると共に、ロックレバー(55)の下部
に差し込まれ第1のロックプレート(54)上面に係合
する割りピン(59)とレバー受け(58)上面との間
に設けたリターンバネ(60)によって、ロックレバー
(55)下端部を位置決め孔を介して第1のロックプレ
ート(53)下面に貫通保持し、前処理装置の左右移動
位置でロックレバー(55)下端に対応する位置にて左
右のロック孔(56)(57)を第2のロックプレート
(55)に開設している。また前処理装置の左右移動操
作用の略L形の取手(61)を設け、この取手(61)
の一端に固着された取付けブラケット(62)を右引起
し伝動ケース(32)の上端右側にボルト止めで固着
し、取手(61)の端部の握り部(61a)を右引起し
伝動ケース(32)の上端右側部より後方に向けて延出
させており、この取手(61)の握り部(61a)と共
にロックレバー(55)の端部の握り部(55a)を握
ることができるように、ロックレバー(55)も略L形
に形成され、その握り部(55a)を取手(61)の握
り部(61a)の右側下方よりこれと略平行になるよう
に後方へ向けて延出させている。As shown in FIG. 1, a position fixing device (52) of a pretreatment device is disposed on a rear upper portion on a right side of a reaping portion (8) which can be reached by an operator on a cab (13). . The position fixing device (52) includes a swing transmission shaft case (29).
The first part fixed by welding to the front end of the rear transmission case (29a)
Lock plate (53) and right-raised transmission case (3
2) A second lock plate (54) fixed to the upper gear case (47) by bolts, and a lock lever (55) for connecting each lock plate (53) (54) by engagement of a shaft and a hole. And right and left lock holes (56) and (57). On the upper right side of the gear case (47), the first lock plate (53) is on the upper side and the second lock plate (54) is on the lower side. The lock plates (53) and (54) are slidably overlapped with each other, and the lock lever (5) is vertically movable via a lever receiver (58) on the upper surface of the first lock plate (54) in the overlapping portion.
5) and a return spring provided between the split pin (59) inserted into the lower portion of the lock lever (55) and engaged with the upper surface of the first lock plate (54) and the upper surface of the lever receiver (58). By (60), the lower end of the lock lever (55) is penetrated and held on the lower surface of the first lock plate (53) through the positioning hole, and the position corresponding to the lower end of the lock lever (55) at the horizontal movement position of the pretreatment device. The left and right lock holes (56) and (57) are opened in the second lock plate (55). Further, a substantially L-shaped handle (61) for a left-right movement operation of the pretreatment device is provided, and the handle (61) is provided.
The mounting bracket (62) fixed to one end of the transmission case (32) is fixed to the upper right side of the transmission case (32) by bolts, and the grip (61a) at the end of the handle (61) is raised to the right to raise the transmission case ( The handle (61) is extended rearward from the right side of the upper end of the lock lever (32) so that the grip (55a) at the end of the lock lever (55) can be gripped together with the grip (61a) of the handle (61). The lock lever (55) is also formed in a substantially L-shape, and its grip portion (55a) extends rearward from the lower right side of the grip portion (61a) of the hand (61) so as to be substantially parallel to the grip portion (61a). ing.
【0014】そして、前処理装置を移動させる際には、
運転台(13)から取手(61)の握り部(61a)と
ロックレバー(55)の握り部(55a)を一方の手で
握り、ロックレバー(55)を引上げ、ロックレバー
(55)の下端を第2のロックプレート(54)の左ま
たは右ロック孔(56)(57)より引抜き、第1のロ
ックプレート(53)と第2のロックプレート(54)
の連結を解き、揺動伝動軸ケース(29)を伸縮可能に
して行うもので、これは前処理装置が左右移動する際、
揺動伝動軸ケース(29)が、左右移動位置での長さに
比べて、移動途中の長さが長くなるためである。またこ
のことを踏まえて、前処理装置は左または右移動位置に
おいて、ロックレバー(55)から手を離すことによっ
て、このロックレバー(55)がバネ(60)によって
引き降され、ロックレバー(55)の下端が第1のロッ
クプレート(53)に貫通した状態で第2のロックプレ
ート(53)の左または右ロック孔(56)(57)に
嵌まり、第1のロックプレート(53)と第2のロック
プレート(54)とを係合連結し、揺動伝動軸ケース
(29)の伸縮を規制することにより、前処理装置の左
右移動位置における長さに揺動伝動軸ケース(29)長
さが固定され、それ以上伸長できなくなるため、前処理
装置は左右の移動位置で位置固定される。When moving the pretreatment device,
Holding the grip (61a) of the handle (61) and the grip (55a) of the lock lever (55) with one hand from the cab (13), pull up the lock lever (55), and lower the lower end of the lock lever (55). From the left or right lock hole (56) (57) of the second lock plate (54), and the first lock plate (53) and the second lock plate (54).
Is released by making the swing transmission shaft case (29) extendable and contractable.
This is because the length of the swing transmission shaft case (29) during movement is longer than the length at the left and right movement position. In consideration of this, in the left or right moving position, the pretreatment device releases the lock lever (55), and the lock lever (55) is pulled down by the spring (60), and the lock lever (55) is pulled down. ) Is fitted in the left or right lock hole (56) (57) of the second lock plate (53) with the lower end of the first lock plate (53) penetrating the first lock plate (53). By engaging and connecting with the second lock plate (54) and restricting expansion and contraction of the swing transmission shaft case (29), the swing transmission shaft case (29) has a length corresponding to the length of the pre-processing device in the left-right movement position. Since the length is fixed and cannot be extended any more, the preprocessing device is fixed at the left and right movement positions.
【0015】また、前処理装置の左右移動位置におい
て、揺動伝動軸ケース(29)の後部伝動ケース(29
a)と右引起し伝動軸ケース(32)が上記位置固定装
置(52)によって連結されており、刈取部(8)全体
の剛性が高められ、且つ、前処理装置の垂れ下がりが防
止され、この姿勢を安定させることができると共に、揺
動伝動軸(30)と右引起し伝動軸(34)とを連動連
結させるベベルギヤ(48)(49)の噛合いを良く
し、動力損失を小さくすることができるものである。[0015] Further, at the left and right movement position of the preprocessing device, the rear transmission case (29) of the swing transmission shaft case (29).
a) and the transmission shaft case (32) which is raised to the right is connected by the position fixing device (52), so that the rigidity of the entire mowing part (8) is increased, and the dripping of the pretreatment device is prevented. The posture can be stabilized, and the bevel gears (48) and (49) that interlock and connect the swing transmission shaft (30) and the transmission shaft (34) to the right to reduce the power loss. Can be done.
【0016】図11は位置固定装置の他の実施例を示す
もので、この位置固定装置(52a)も前記位置固定装
置(52)と同様に、揺動伝動軸ケース(29)の後部
伝動ケース(29a)前端を右引起し伝動軸ケース(3
2)上部のギヤケース(47)に連結し、前処理装置の
左右移動位置において揺動伝動軸ケース(29)の伸長
を規制し、前処理装置を左右移動可能にその左右移動位
置で位置固定するもので、後部伝動ケース(29a)と
ギヤケース(47)の連結に、後部伝動ケース(29
a)側に取付ける掛け止めリング(63)を有する揺動
操作レバー(64)と、ギヤケース(47)側に取付け
て掛け止めリング(63)を引掛けるフック体(65)
とから構成されるパッチン錠を用いており、前記位置固
定装置(52)と同様の作用を得るようにしている。FIG. 11 shows another embodiment of the position fixing device. This position fixing device (52a) is also the same as the position fixing device (52), and the rear transmission case of the swing transmission shaft case (29). (29a) Raise the front end to the right and set the transmission shaft case (3
2) It is connected to the upper gear case (47), restricts the extension of the swing transmission shaft case (29) in the left-right movement position of the pre-processing device, and fixes the position of the pre-processing device in the left-right movement position so as to be able to move left-right. The connection between the rear transmission case (29a) and the gear case (47) includes the rear transmission case (29).
a) A swing operation lever (64) having a latch ring (63) attached to the side, and a hook body (65) attached to the gear case (47) and hooking the latch ring (63).
And a function similar to that of the position fixing device (52) is obtained.
【0017】刈取部(8)前部の前処理装置が左右に移
動するもので、刈取部(8)後部の刈取入力軸ケース
(23)より前処理装置に伝動する伝動ケース(29)
を設け、この伝動ケース(29)が前処理装置の左右移
動に連動して左右回動可能とし、該伝動ケース(29)
前端と前処理装置との間に、前処理装置の位置固定装置
(52)(52a)を設けたので、この位置固定装置
(52)(52a)に土等が付着することなく、機能し
なくなるのを防止し、前処理装置を適正に左右移動並び
にその左右移動位置で位置固定でき、また刈取部(8)
の軽量コンパクト化並びに、コスト低下を図ることがで
きる。A transmission case (29) in which the pre-processing device at the front of the reaping unit (8) moves right and left, and is transmitted from the reaping input shaft case (23) at the rear of the reaping unit (8) to the pre-processing device.
The transmission case (29) can be rotated left and right in conjunction with the left and right movement of the pre-processing device, and the transmission case (29)
Since the position fixing devices (52) and (52a) of the pretreatment device are provided between the front end and the pretreatment device, the position fixing devices (52) and (52a) do not function without soil or the like adhering thereto. The pretreatment device can be properly moved to the right and left and its position can be fixed at the right and left movement position.
, And cost reduction.
【0018】また、位置固定装置(52)(52a)が
伝動軸ケース(29)の伸長(伸縮)を規制する構造で
あるので、前処理装置の左右移動位置における支持剛性
不足による垂れ下がりを防止し、姿勢を安定させ、地面
との接触破損等を防止できると共に、伝動軸ケース(2
9)内部の伝動軸(30)と前処理装置側の伝動軸(3
4)を連動連結させるギヤ(48)(49)を適正に噛
合せ、伝動効率を向上させることができる。Further, since the position fixing devices (52) and (52a) have a structure for restricting the extension (extension and contraction) of the transmission shaft case (29), it is possible to prevent the pretreatment device from sagging due to insufficient support rigidity at the left and right movement positions. And stabilize the posture, prevent contact damage with the ground, etc.
9) The internal transmission shaft (30) and the transmission shaft (3
Gears (48) and (49) for interlocking and coupling 4) can be properly meshed to improve transmission efficiency.
【0019】[0019]
【発明の効果】以上実施例から明らかなように本発明
は、刈取部(8)前部の前処理装置が手動操作により、
左右に移動可能に構成したコンバインの刈取装置におい
て、前処理装置の左右移動に連動して伸縮させながら左
右回動させて刈取部(8)後部より前処理装置に伝動す
る伝動ケース(29)と、該伝動ケース(29)の伸縮
を規制して前処理装置を左右移動位置で固定する位置固
定装置(52)を設ると共に、位置固定装置(52)に
設ける前処理装置の位置固定用のロックレバー(55)
と、前処理装置に固着する左右移動操作用の取手(6
1)とを、この取手(61)の握り部(61a)と共に
ロックレバー(55)の端部の握り部(55a)を、運
転台(13)に搭乗した作業者の手で握ることができる
ように、刈取部(8)の右側上部に配設し、前処理装置
を左右に移動させる際には、運転台(13)から取手
(61)とロックレバー(55)を一方の手で握り、ロ
ックを解き前処理装置を左右に移動させ、前処理装置の
左または右移動位置において、ロックレバー(55)か
ら手を離すことによって、前処理装置を左右の移動位置
で位置固定させるべく構成したので、運転台(13)か
ら離れることなく、運転台(13)にいながら、片手
で、位置固定用のロックの解除操作と、前処理装置の左
右移動操作が一挙にでき、操作性が極めて向上した。ま
た、左または右移動位置において、ロックレバー(5
5)から手を離すことによって、前処理装置を左右の移
動位置で位置固定させるべく構成したので、ロック忘れ
がなく安全性も向上した。また位置固定装置(52)に
土等が付着することなく、機能しなくなるのを防止し、
前処理装置を適正に左右移動並びにその左右移動位置で
位置固定できる。さらに位置固定装置(52)が伝動軸
ケース(29)の伸長(伸縮)を規制する構造であるの
で、前処理装置の左右移動位置における支持剛性不足に
よる垂れ下がりを防止し、姿勢を安定させ、地面との接
触破損等を防止できると共に、伝動軸ケース(29)内
部の伝動軸(30)と前処理装置側の伝動軸(34)を
連動連結させるギヤ(48)(49)を適正に噛合せ、
伝動効率を向上させることができる。 As is apparent from the above embodiments, the present invention provides that the pre-processing device at the front of the reaping section (8) is operated by manual operation.
In a combine harvester that is configured to be able to move to the left and right, the left and
Rotate to the right to transmit the mowing part (8) from the rear to the pre-processing device
Transmission case (29) and expansion and contraction of the transmission case (29)
Position to fix the pretreatment device at the left and right
A fixing device (52) is installed and a position fixing device (52) is installed.
Lock lever (55) for fixing the position of the pretreatment device to be provided
And a handle (6) for left and right movement operation fixed to the pretreatment device.
1) and the handle (61a) of the handle (61).
Release the grip (55a) at the end of the lock lever (55).
It can be gripped by the hands of the operator who boarded the platform (13)
As described above, the handle (61) and the lock lever (55) are gripped with one hand from the driver's cab (13) when the pre-treatment device is disposed on the upper right side of the mowing part (8) and the pretreatment device is moved left and right. And releasing the lock to move the pre-processing device to the left and right, and releasing the hand from the lock lever (55) at the left or right movement position of the pre-processing device, thereby fixing the position of the pre-processing device at the left and right movement position. As a result, without releasing from the cab (13), while holding the cab (13), one-handed operation of releasing the lock for fixing the position and moving the pre-processing device to the left and right can be performed at once. Extremely improved. In the left or right movement position, the lock lever (5
By releasing the hand from 5), the pretreatment device is configured to be fixed at the left and right movement positions, so that the lock is not forgotten and the safety is improved. In addition, the position fixing device (52)
Prevents the soil from functioning without adhering, etc.
Properly move the pre-processing device from side to side, and
Position can be fixed. Further, the position fixing device (52) is provided with a transmission shaft.
It is a structure that regulates the extension (extension and contraction) of the case (29).
Insufficient support rigidity at the left and right movement position of the pretreatment device
To prevent dripping, stabilize the posture, and make contact with the ground.
In addition to preventing touch damage, etc., the transmission shaft case (29)
Transmission shaft (30) of the section and the transmission shaft (34) of the pretreatment device side.
The gears (48) and (49) to be interlocked are properly engaged,
Transmission efficiency can be improved.
【図1】前処理装置の位置固定装置の一実施例を示す右
側面図FIG. 1 is a right side view showing an embodiment of a position fixing device of a pretreatment device.
【図2】コンバインの全体側面図FIG. 2 is an overall side view of the combine.
【図3】コンバインの全体平面図FIG. 3 is an overall plan view of the combine.
【図4】コンバインの全体正面図FIG. 4 is an overall front view of the combine.
【図5】刈取部の左側面図FIG. 5 is a left side view of the reaper.
【図6】刈取部の平面図FIG. 6 is a plan view of a reaper.
【図7】揺動伝動軸ケース部の左右回動動作を示す平面
図FIG. 7 is a plan view showing a left-right rotation operation of the swing transmission shaft case.
【図8】刈取部の伝動構造を示す平面図FIG. 8 is a plan view showing the power transmission structure of the reaper.
【図9】揺動伝動軸ケースの側面断面図FIG. 9 is a side sectional view of the swing transmission shaft case.
【図10】刈取部の要部右側面図FIG. 10 is a right side view of a main part of the reaper.
【図11】前処理装置の位置固定装置の他の実施例を示
す平面図FIG. 11 is a plan view showing another embodiment of the position fixing device of the pretreatment device.
(8) 刈取部 (13) 運転台 (55) ロックレバー (61) 取手 (8) Mowing part (13) Driver's cab (55) Lock lever (61) Handle
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7,DB名) A01D 67/00 A01D 34/28 - 34/28 101 ──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int. Cl. 7 , DB name) A01D 67/00 A01D 34/28-34/28 101
Claims (1)
り、左右に移動可能に構成したコンバインの刈取装置に
おいて、前処理装置の左右移動に連動して伸縮させなが
ら左右回動させて刈取部後部より前処理装置に伝動する
伝動ケースと、該伝動ケースの伸縮を規制して前処理装
置を左右移動位置で固定する位置固定装置を設ると共
に、位置固定装置に設ける前処理装置の位置固定用のロ
ックレバーと、前処理装置に固着する左右移動操作用の
取手とを、この取手の握り部と共にロックレバーの端部
の握り部を、運転台に搭乗した作業者の手で握ることが
できるように、刈取部の右側上部に配設し、前処理装置
を左右に移動させる際には、運転台から取手とロックレ
バーを一方の手で握り、ロックを解き前処理装置を左右
に移動させ、前処理装置の左または右移動位置におい
て、ロックレバーから手を離すことによって、前処理装
置を左右の移動位置で位置固定させるべく構成したこと
を特徴とするコンバインの刈取装置。1. A combine harvester in which a pre-processing device at the front of a reaping unit is configured to be movable left and right by manual operation, while expanding and contracting in conjunction with left-right movement of the pre-processing device.
From the rear of the reaping unit to the pre-processing device
A transmission case, and a pre-processing device that regulates expansion and contraction of the transmission case.
When installing a position fixing device that fixes the
Next, a position fixing device for the pre-processing device
Lever for the left and right movement operation fixed to the pretreatment device.
The handle and the end of the lock lever together with the handle
Of the operator in the driver's cab.
To move the pre-processing device left and right, place the handle and lock lever with one hand from the cab, release the lock and move the pre-processing device left and right when moving the pre-processing device left and right A combine harvester, wherein the hand is released from the lock lever at the left or right movement position of the pre-processing device to fix the position of the pre-processing device at the left or right movement position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26300299A JP3260133B2 (en) | 1999-09-17 | 1999-09-17 | Combine harvester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26300299A JP3260133B2 (en) | 1999-09-17 | 1999-09-17 | Combine harvester |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP27199995A Division JP3529512B2 (en) | 1995-09-25 | 1995-09-25 | Combine harvester |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000069836A JP2000069836A (en) | 2000-03-07 |
JP3260133B2 true JP3260133B2 (en) | 2002-02-25 |
Family
ID=17383539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP26300299A Expired - Fee Related JP3260133B2 (en) | 1999-09-17 | 1999-09-17 | Combine harvester |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3260133B2 (en) |
-
1999
- 1999-09-17 JP JP26300299A patent/JP3260133B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2000069836A (en) | 2000-03-07 |
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