JPH02177805A - Coupling device of working machine of tractor - Google Patents
Coupling device of working machine of tractorInfo
- Publication number
- JPH02177805A JPH02177805A JP33364588A JP33364588A JPH02177805A JP H02177805 A JPH02177805 A JP H02177805A JP 33364588 A JP33364588 A JP 33364588A JP 33364588 A JP33364588 A JP 33364588A JP H02177805 A JPH02177805 A JP H02177805A
- Authority
- JP
- Japan
- Prior art keywords
- socket
- hitch
- pin
- input shaft
- tractor
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 6
- 238000010168 coupling process Methods 0.000 title claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims abstract description 13
- 238000003971 tillage Methods 0.000 description 7
- 210000000078 claw Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Agricultural Machines (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
この発明は、トラクタ作業機の連結装置に関し耕耘装置
等の連結に利用できる。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a coupling device for a tractor working machine, and can be used for coupling a tiller or the like.
従来の技術、および発明が解決しようとする課題
トラクタ車体に対して装着する作業機にあっては、作業
機体が大きく取付連結に手数を要する。PRIOR ART AND PROBLEMS TO BE SOLVED BY THE INVENTION In the case of working machines that are mounted on a tractor body, the working machine body is large and requires a lot of effort to attach and connect.
しかも、車体に連結した作業機は、この車体に対して昇
降自在、及びローリング自在に制御できることを要する
。In addition, the working machine connected to the vehicle body must be able to be controlled to move up and down and roll freely with respect to the vehicle body.
課題を解決するだめの手段
この発明は、作業装置(1)機体(2)の左右に突設す
る連結ビン(3)を受けて嵌合案内するピン案内溝(4
)及びこの連結ピン(3)を係合するピンフック(5)
を有するピッチ(6)を先端部に有し、該作業装置(1
)側の入力軸(7)を内装する入力軸ボス(8)を嵌合
案内し、かつトラクタ車体(9)側のリフトアーム(1
0)によって昇降及びローリング制御自在に設けるソケ
ット(11)を、この車体(9)から突出するブラケッ
) Cl2)に対して上下回動自在に設ける筒体(13
)に対して、該入力軸(7)の回りにローリング回動自
在に設けてなるトラクタ作業機の連結装置の構成とする
。Means for Solving the Problems This invention provides pin guide grooves (4) that receive and guide connecting pins (3) protruding from the left and right sides of the working device (1) and the machine body (2).
) and a pin hook (5) that engages this connecting pin (3)
The working device (1
) side to fit and guide the input shaft boss (8) that houses the input shaft (7) therein, and the lift arm (1) on the tractor body (9) side.
A cylindrical body (13) is provided to be movable up and down with respect to a bracket (9) protruding from the vehicle body (9).
), the connecting device for a tractor working machine is configured to be rotatable in a rolling manner around the input shaft (7).
発明の作用、および効果
作業装置(1)をトラクタ・1工体(9)に連結するに
は、これら両者を同平面の地面に置き、トラクタ車体(
9)を後退させて、ピッチ(6)を作業装置(1)の入
力軸ボス(8)に接近させてリフトアーム(10)のA
降によって該ヒツチ(6)及びソケット(11)を」−
下動制御しながら、この入力軸ボス(8)にソケット(
II)を嵌合する状態に対向すると共に、ヒツチ(6)
のピン案内溝(4)上に連結ピン(3)を受けて、この
連結ピン(3)をビンフック(5)で係止する。この状
態から、更にリフトアーム(10)を上y?するとリフ
トロッド等を介して該ソケット(+1)及びピッチ(6
)が上昇されて、ンケッ) (II)に嵌合する入力軸
ボス(8)と、ピン案内溝(4)に嵌合する連結ピン(
3)とによって作業装置(1)が連結された状態で昇降
制御される。Functions and Effects of the Invention To connect the working device (1) to the tractor 1 construction body (9), place both on the same level ground and connect the tractor body (1) to the tractor body (9).
9) and move the pitch (6) closer to the input shaft boss (8) of the working device (1) to
The hitch (6) and the socket (11) by
While controlling the downward movement, insert a socket (
II) and the hitch (6)
The connecting pin (3) is received on the pin guide groove (4), and the connecting pin (3) is locked with the bottle hook (5). From this state, raise the lift arm (10) further. Then, the socket (+1) and the pitch (6
) is raised, and the input shaft boss (8) that fits in (II) and the connecting pin (2) that fits in the pin guide groove (4)
3), the lifting and lowering of the working device (1) is controlled in a connected state.
又、作業装置(1)の連結を外すときは、リフトアーム
(1θ)を下降して作業装置(1)を接地させた状態で
、ピンフック(5)を外し、車体(9)を前方へ移動す
ると、入力軸ボス(8)及び連結ピン(3)等がソケッ
)(11)及びピン案内溝(4)等から離脱される。Also, when disconnecting the working device (1), lower the lift arm (1θ) to ground the working device (1), remove the pin hook (5), and move the vehicle body (9) forward. Then, the input shaft boss (8), connecting pin (3), etc. are removed from the socket (11), pin guide groove (4), etc.
このようにソケット(11)及びピッチ(6)等がロー
リング回動自在にして筒体(13)に設けられ、この筒
体(13)によってブラケット(12)に対して上下i
jI+動自在に設けられているために、車体(9)に対
してソケッ1−(11)及びヒツチ(6)の昇降及び角
度等の連結位置が決り易く、この操作も車体(9)側の
リフトアーム(10)等によって行なわれるために簡単
、容易である。In this way, the socket (11), the pitch (6), etc. are provided in the cylinder (13) so as to be able to rotate freely, and the cylinder (13) allows the socket (11), the pitch (6), etc.
Since they are movable, it is easy to determine the connection position such as elevation and angle of the socket 1-(11) and hitch (6) with respect to the vehicle body (9), and this operation can also be performed on the vehicle body (9) side. This is simple and easy since it is carried out using a lift arm (10) or the like.
実施例
なお、回倒において、トラクタ車体(9)は、前車輪(
16)及び後車輪(17)を有して、前部に搭載ツエン
ジン(18)によって伝動する四輪駆動形態で、操縦ハ
ンドル(19)、操縦席(20)を有し、後部には作業
装置(1)を連結するためのヒツチ(6)$を装着する
ブラケツ) (12) 、動力取出軸(2+) 、作業
装置(1)をA降するリフトアーム(10)等を設けて
いる。Embodiment In addition, when the tractor body (9) is rotated, the front wheels (
16) and rear wheels (17), and has a four-wheel drive system with power transmitted by a twin engine (18) mounted at the front, a control handle (19), a driver's seat (20), and a work area at the rear. A bracket (12) for attaching a hitch (6) for connecting the device (1), a power take-off shaft (2+), a lift arm (10) for lowering the working device (1), etc. are provided.
ブラダ、1・(12)は、左右両側部間に動力取出軸(
21)を位置させて、後端に昇降連結体(14)を上下
回動自在にピン(22)で連結し、この昇降連結体(1
4)に筒体(13)が設けられて、内部に回動自在にソ
ケット(11)を設けている。更にこのソケ□ン)(1
1)の後端にコ字状のヒツチ(6)を設ける。このピッ
チ(6)の左右両側片部には、左右リフトアーム(lO
)との間をリフ]・ロンド(23)で連結し、リフトア
ーム(lO)の昇降によってピッチ(6)を昇降し、か
つ、この左右のリフトロッド(23)のうち片側のリフ
トロッド(23)には油圧により伸縮制御するローリン
グシリンダ(24)を設け、このローリングシリンダ(
24)の伸縮によってピンチ(6)をソケット(11)
軸心回りにローリング回動できる構成である。又、この
ピッチ(6)には後端に案内片(25)が突出されて、
この案内片(25)上側には作業装置(1)側の機体(
2)に突出した連結ピン(3)を案内して嵌合するピン
案内溝(4)を設け、各ピン案内溝(4)の外側には上
下回動自在のビンフック(5)を設け、このピン7.り
(5)を上側のピン案内溝(4)側へ弾発し、この弾発
に抗して連結ピン(3)をピン案内溝(4)側へ押込む
ことにより、このビンフック(5)を押開いて嵌合させ
、このピン案内溝(4)に嵌合した連結ピン(3)に係
合して、この連結ピン(3)のピン案内溝(4)からの
離脱を防止する。Bladder 1 (12) has a power take-off shaft (
21), and connect the lifting connection body (14) to the rear end with a pin (22) so as to be able to move up and down.
4) is provided with a cylindrical body (13), and a socket (11) is rotatably provided inside. Furthermore, this socket □n) (1
1) Provide a U-shaped hitch (6) at the rear end. The left and right lift arms (lO
) are connected by a rif]・rond (23), and the pitch (6) is raised and lowered by raising and lowering the lift arm (lO), and one of the left and right lift rods (23) ) is provided with a rolling cylinder (24) whose expansion and contraction are controlled by hydraulic pressure, and this rolling cylinder (
24) by expanding and contracting the pinch (6) to the socket (11)
It has a configuration that allows rolling rotation around the axis. In addition, a guide piece (25) is protruded from the rear end of this pitch (6),
The upper side of this guide piece (25) is attached to the machine (
2) is provided with a pin guide groove (4) that guides and fits the protruding connecting pin (3), and a bottle hook (5) that is movable up and down is provided on the outside of each pin guide groove (4). Pin 7. This bottle hook (5) is pushed by pushing the lever (5) towards the upper pin guide groove (4) and pushing the connecting pin (3) towards the pin guide groove (4) against this bounce. It is pushed open and fitted, and is engaged with the connecting pin (3) fitted in the pin guide groove (4) to prevent the connecting pin (3) from coming off from the pin guide groove (4).
ソケッ) (11)は、後端のヒツチ(6)側を大径に
開口し、前端部内周にスプライン軸筒(26)を有した
軸筒(27)を回動自在に設け、この軸筒(27)と前
記動力取出軸(21)に連結する軸筒(28)との間を
自在継手(29)で連結している。動力取出軸(21)
の回転によってこれら軸筒(28)(27)及び自在継
手(29)等を介して作業装置(1)側の入力軸(7)
が伝動回転される。The socket (11) has a large diameter opening on the hitch (6) side at the rear end, and a rotatably provided shaft cylinder (27) having a spline shaft cylinder (26) on the inner periphery of the front end. (27) and a shaft cylinder (28) connected to the power extraction shaft (21) are connected by a universal joint (29). Power take-off shaft (21)
The rotation of the input shaft (7) on the working device (1) side via these shaft cylinders (28), (27), universal joint (29), etc.
is rotated by transmission.
作業装置(1)は、回倒では耕耘装置として、上部の伝
動ケースを主体とする機体(2)に横方向に耕耘軸(3
0)を軸架し、この耕耘軸(30)に耕耘爪(31)を
配設している。この機体(2)には左右にブラケット(
32)を設けて、この前端部に」−記連結ビン(3)を
突設している。(33)は耕耘爪(31)回転部に」三
周部を覆う耕耘力/ヘーでこの耕耘カバー(33)の後
端に耕耘土壌を均平する均平板(34)を」−下回動自
在に設けて、ばね(35)により弾発し、又、この均平
板(34)の均竪角度を該耕耘カバー(33)との間に
設ける均平センサ(3B)で検出する。(37)はぼね
(35)の張圧力を調節する調節ハンドルで、ばね(3
5)を支持するアーム(38)の機体(2)に対する上
下角度を調節できる。The working device (1) is used as a tilling device when rotating, and is attached to the tilling shaft (3
0) is mounted on a shaft, and a tilling claw (31) is arranged on this tilling shaft (30). This aircraft (2) has brackets (
32), and a connecting bottle (3) protruding from the front end thereof. (33) is a tilling claw (31) rotary part with a tilling force that covers three circumferences, and a leveling plate (34) for leveling the tilled soil at the rear end of this tilling cover (33). The leveling plate (34) is provided freely and springs by a spring (35), and the leveling angle of the leveling plate (34) is detected by a leveling sensor (3B) provided between the tilling cover (33) and the tilling cover (33). (37) is an adjustment handle that adjusts the tension of the spring (35).
The vertical angle of the arm (38) supporting the machine (5) with respect to the body (2) can be adjusted.
ローリングセンサ(15)は、ポテンショメータからな
り、上記昇降連結体(14)の筒体(13)部の側面と
ヒ・ンチ(6)との間に亘って取付けて、筒体(13)
に対するピッチ(6)のローリング回動角度を検出する
。(39)はローリングセンサ(15)の回動軸部から
突出するアーム、(40)はこのアーム(39)とソヶ
・ント(11)との間を連結するロンドである。The rolling sensor (15) is composed of a potentiometer, and is installed between the side surface of the cylindrical body (13) of the lifting connection body (14) and the hitch (6), and is attached to the cylindrical body (13).
Detect the rolling rotation angle of pitch (6) relative to the pitch (6). (39) is an arm protruding from the rotating shaft of the rolling sensor (15), and (40) is a rond that connects this arm (39) and the socket (11).
耕耘装置による耕耘作業を行う場合、耕深制御では、耕
深設定器により所定の耕耘深さを設定すると、この耕耘
深さを均平センサ(36)で検出しながら、リフトアー
ム(10)を昇降制御して、定の耕深に維持制御する。When performing tillage work using a tillage device, in tillage depth control, when a predetermined tillage depth is set using a tillage depth setting device, this tillage depth is detected by a leveling sensor (36) and the lift arm (10) is activated. The plowing depth is maintained at a certain level by controlling the elevation.
又、ローリング制御では、トラクタ車体(9)に設けた
水平センサが左右の傾斜を検出するとローリングシリン
ダ(24)が伸縮制御されて、耕耘装置が左右水平状の
姿勢にローリング回動されて、車体(9)の左右傾斜に
拘らず水平に維持される。In addition, in rolling control, when the horizontal sensor provided on the tractor body (9) detects the left and right inclination, the rolling cylinder (24) is controlled to expand and contract, and the tilling device is rolled and rotated to a left and right horizontal posture, and the vehicle body is rotated. (9) It is maintained horizontally regardless of the horizontal inclination.
このように耕耘装置(1)が昇降されるときはピンチ(
6)及びソケ・ン1−(11)がビン(22)を中心に
ブラケッ)(12)に対して上下に回動される。このと
き耕耘軸(30)を伝動する入力軸(7)の伝動は、動
力取出軸(21)から自在継手(29)を介して行われ
る。又、ローリング制御は、作業装置(1)を一体とす
るピッチ(6)及びンケント(+1)が筒体(13)に
対して、入力軸(7)回りに回動することによって行わ
れる。When the tillage device (1) is raised and lowered in this way, there is a pinch (
6) and socket 1-(11) are rotated up and down with respect to the bracket (12) around the bottle (22). At this time, the input shaft (7) transmitting power to the tilling shaft (30) is transmitted from the power take-off shaft (21) via the universal joint (29). Further, the rolling control is performed by rotating the pitch (6) and the pitch (+1) that make up the working device (1) around the input shaft (7) with respect to the cylinder (13).
図はこの発明の一実施例を示すもので、第1図は一部の
平断面図、第2図はその側面図、第3図はその一部の正
断面図、第4図は作用状態を示す平断面図、第5図はそ
の側面図、第6図は側面図である。
図中、符号(1)は作業装置、(2)は機体、(3)は
連結ビン、(4)はビン案内溝、(5)はビンフック、
(6)はピッチ、(7)は入力軸(8)は入力軸ボス、
(9)は車体、(10)はリフトアーム、(11)はソ
ケット、(12)はブラケット、(13)は筒体を示す
。The drawings show one embodiment of the present invention, in which Fig. 1 is a plan sectional view of a part, Fig. 2 is a side view thereof, Fig. 3 is a front sectional view of a part thereof, and Fig. 4 is a working state. FIG. 5 is a side view thereof, and FIG. 6 is a side view thereof. In the figure, code (1) is the working device, (2) is the machine body, (3) is the connecting bin, (4) is the bin guide groove, (5) is the bin hook,
(6) is the pitch, (7) is the input shaft (8) is the input shaft boss,
(9) is a vehicle body, (10) is a lift arm, (11) is a socket, (12) is a bracket, and (13) is a cylindrical body.
Claims (1)
(3)を受けて嵌合案内するピン案内溝(4)及びこの
連結ピン(3)を係合するピンフック(5)を有するヒ
ッチ(6)を先端部に有し、該作業装置(1)側の入力
軸(7)を内装する入力軸ボス(8)を嵌合案内し、か
つトラクタ車体(9)側のリフトアーム(10)によっ
て昇降及びローリング制御自在に設けるソケット(11
)を、この車体(9)から突出するブラケット(12)
に対して上下回動自在に設ける筒体(13)に対して、
該入力軸(7)の回りにローリング回動自在に設けてな
るトラクタ作業機の連結装置。Working device (1) has a pin guide groove (4) that receives and guides the connecting pin (3) protruding from the left and right sides of the machine body (2) and a pin hook (5) that engages the connecting pin (3). It has a hitch (6) at its tip, which engages and guides the input shaft boss (8) that houses the input shaft (7) on the working device (1) side, and is attached to the lift arm (on the tractor body (9) side). The socket (11) is provided to enable free lifting and rolling control using the socket (10).
) and a bracket (12) protruding from this vehicle body (9).
With respect to the cylinder (13) provided so as to be movable up and down,
A coupling device for a tractor working machine, which is provided so as to be rotatable in a rolling manner around the input shaft (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33364588A JPH02177805A (en) | 1988-12-28 | 1988-12-28 | Coupling device of working machine of tractor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33364588A JPH02177805A (en) | 1988-12-28 | 1988-12-28 | Coupling device of working machine of tractor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02177805A true JPH02177805A (en) | 1990-07-10 |
Family
ID=18268373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP33364588A Pending JPH02177805A (en) | 1988-12-28 | 1988-12-28 | Coupling device of working machine of tractor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02177805A (en) |
-
1988
- 1988-12-28 JP JP33364588A patent/JPH02177805A/en active Pending
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