JPS6188803A - Automatic rotary structure in rotary part in tractor - Google Patents
Automatic rotary structure in rotary part in tractorInfo
- Publication number
- JPS6188803A JPS6188803A JP20909384A JP20909384A JPS6188803A JP S6188803 A JPS6188803 A JP S6188803A JP 20909384 A JP20909384 A JP 20909384A JP 20909384 A JP20909384 A JP 20909384A JP S6188803 A JPS6188803 A JP S6188803A
- Authority
- JP
- Japan
- Prior art keywords
- rotary
- tractor
- rotary part
- auto
- wire
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 4
- 210000000078 claw Anatomy 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
(イ) 産業上の利用分野
本発明はトラクタのロータリ部を自動的に上下昇降作動
させるオートロータリ構造に関づるものである。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to an auto-rotary structure for automatically raising and lowering a rotary portion of a tractor.
(ロ) 従来の技術
従来、第4図に示すようにトラクタ後方に連打1したロ
ータリ部(a )は、オートロータリ構造A7(b )
で制御されたリフトアーム(C)により昇降作動すべく
構成して、自動的に耕耘深さの一定保持を行わしめてお
り、この際、オートロータリワイヤ(b )後端は整地
均平機能を右するりャカバー(d )に連動機構(e
)を介して連動連結して、同リヤカバー(d )の昇降
作動ににり同ワイヤ(b )を介してロータリ部(a
)を適宜胃降作動させているものである。(b) Conventional technology Conventionally, as shown in Fig. 4, the rotary part (a) that is repeatedly hit at the rear of the tractor has an auto-rotary structure A7 (b).
It is configured to move up and down using a lift arm (C) controlled by a lift arm (C) to automatically maintain a constant plowing depth. At this time, the rear end of the auto rotary wire (b) The interlocking mechanism (e) is attached to the slider cover (d).
), and when the rear cover (d) moves up and down, the rotary part (a) is connected via the same wire (b).
) is activated as appropriate.
くハ) 発明が解決しようとする問題点しかし、リヤカ
バーは、耕起された組上表面に摺接しているため、真の
耕深を検知するものではなく、特に浅耕作業時には、耕
起される11土の量が少いため、組上表面が波立ち均一
な耕深が得られないという欠点があった。(c) Problems to be Solved by the Invention However, since the rear cover is in sliding contact with the plowed set surface, it does not detect the true plowing depth. 11 Since the amount of soil was small, the surface of the pile was undulating and a uniform plowing depth could not be obtained.
(ニ) 問題点を解決するための手段
本発明の目的は、後端に尾輪を有づるデプスアジャスト
フレーム上方に、同尾輪の昇降作動に連動して作動ずべ
く連結体を配設し、同連結体にオートロータリワイヤ後
端を連動連結することにより、耕耘深さの一定保持を正
確に行うことのできるオートロータリ構造を提供するこ
とである。(d) Means for Solving the Problems An object of the present invention is to provide a coupling body above the depth adjustment frame having a tail wheel at the rear end so as to operate in conjunction with the lifting and lowering operation of the tail wheel. An object of the present invention is to provide an auto-rotary structure that can accurately maintain a constant plowing depth by interlocking and connecting the rear end of an auto-rotary wire to the connecting body.
(ホ) 作 用
上記構成により、尾輪は耕盤上を転動するものであるか
ら、オートロータリワイヤには真の1井深による尾輪の
上下作動が連結体を介して伝達され、この作動によりリ
フトアームが制御されるので耕深を一定に保持すること
ができ、浅耕作業の場合でも、組上表面の波立ち現象が
発生しないものである。(E) Operation With the above configuration, the tail wheel rolls on the tiller, so the vertical movement of the tail wheel due to one true depth is transmitted to the autorotary wire via the coupling body, and this movement Since the lift arm is controlled by the above, the plowing depth can be kept constant, and even in shallow plowing work, the ripple phenomenon on the assembled surface does not occur.
(へ) 効 果
本発明によれば、特に浅耕作業の場合においても、耕深
が確実に一定に保持せられるために、4フ1土表面に波
立ちを生起せず、作業性能が著しく向上J゛るという効
果がある。(F) Effects According to the present invention, the plowing depth can be reliably maintained at a constant level even in shallow plowing work, so ripples do not occur on the soil surface and work performance is significantly improved. It has the effect of making you feel J゛.
(ト) 実施例
本発明の実施例を図面にもとづき詳説すれば、(A>は
トラクタ本体の後部を示しており、トラクタ本体(A>
の後方に連結装置(1)を介してロータリ部(B)を連
結している。(G) Embodiment The embodiment of the present invention will be described in detail based on the drawings. (A> indicates the rear part of the tractor body,
A rotary part (B) is connected to the rear of the rotary part (B) via a connecting device (1).
トラクタ本体(A)の後部に設けた後部デフケース(2
)の左右側には後車輪(3)(3)を連設し、同ケース
(2)上側には油圧ケース(4)を載設して、同ケース
(4)の後部左右側からはリフトアーム(5)(5)を
油圧シリンダ(6)を介して上下昇降回動自在に突設し
、同アーム(5)(5)先端を連結装置(1)のリフト
リンク(7)(7)上端と連結して、同アーム(5)く
5)の昇降作動に伴ってロータリ′部(B)が上下昇降
せられるべく構成している。Rear differential case (2) installed at the rear of the tractor body (A)
), rear wheels (3) (3) are installed in series on the left and right sides of the case (2), a hydraulic case (4) is placed on the upper side of the case (2), and a lift is installed from the rear left and right sides of the case (4). Arms (5) (5) are protruded through hydraulic cylinders (6) so as to be able to move up and down, and the ends of the arms (5) (5) are connected to lift links (7) (7) of the coupling device (1). The rotary section (B) is connected to the upper end and is configured to be raised and lowered as the arm (5) moves up and down.
ロータリ部(B)は、$51耘伝動ケース(8)の上端
部に左右デプスアジャストフレーム(9)(9)前端を
コ字状ブラケット(31)を介して回動自在に枢支(1
9)L、各フレーム(9〉(9)後端より支柱(10)
<10)を垂設して、各支柱(10)(10)下端に尾
輪(11)(11)を取付けており、耕耘伝動ケース(
8)下部には左右側方へロータリ軸(12)(12)を
突設して、同ロータリ軸(12)(12)に耕耘爪(1
3)を多数取付け、同耕耘爪(13)上方には耕耘伝動
ケース(8)中途部より左右側方へ張出し状に連設した
ロータリカバー(14)を位置せしめて、同カバー(1
4)の上側面後端にはりャカバー(15)前端を回動自
在に取付け、同カバー(15)中途部とデプスアジャス
トフレーム(9)中途部との間には、ハンガーロッド(
16)を介設している。The rotary part (B) has the front ends of the left and right depth adjustment frames (9) (9) rotatably supported on the upper end of the $51 transmission case (8) via a U-shaped bracket (31).
9) L, each frame (9> (9) strut (10) from the rear end
<10) are installed vertically, and tail wheels (11) (11) are attached to the lower ends of each support (10) (10).
8) At the bottom, rotary shafts (12) (12) are provided protruding to the left and right sides, and tilling claws (12) are attached to the rotary shafts (12) (12).
3), and above the tilling claws (13), position the rotary cover (14) which extends from the middle part of the tilling transmission case (8) to the left and right sides, and
The front end of the hanger cover (15) is rotatably attached to the rear end of the upper side of 4), and a hanger rod (
16).
そして、左右デプスアジャストフレーム(9)(9)上
には深耕調節装置(17)を装着し、同装置の調節ハン
ドル(17)−1を回動させて、同フレーム(9)<9
)を枢支部(1つ)を中心に上下昇降調節することによ
り、lt耘爪(13)による耕耘深さの調節が行えるべ
く構成しており、同装置(17)は、下端をコ字状ブラ
ケット(31)より後方へ水平に突設した支持ブラケッ
ト(32)に枢支(21)連結し、また、耕耘伝動ケー
ス(8)上端には連結支持板体(20)を立設して、同
支持板体(20)に連結体(18)の中途部を枢支(2
2)連結すると共に、同連結体(18)の1!2端を同
装置(17)の上部に枢支(23)連結している。Then, the depth adjustment device (17) is installed on the left and right depth adjustment frames (9) (9), and the adjustment handle (17)-1 of the device is rotated so that the frame (9) < 9
) is configured so that the depth of tillage can be adjusted by means of the lt claw (13) by raising and lowering it around the pivot (one), and the device (17) has a U-shaped lower end. The pivot (21) is connected to a support bracket (32) horizontally protruding rearward from the bracket (31), and a connection support plate (20) is erected at the upper end of the tilling transmission case (8). The middle part of the connecting body (18) is pivotally supported (2) on the support plate (20).
2) At the same time, the 1st and 2nd ends of the connecting body (18) are connected to the upper part of the device (17) by a pivot (23).
(24)は下降抑制ストッパ一体、(25)は上昇抑制
ストッパ一体であり、連結体く18)の前端(18)−
1が各ストッパ一体(24)(25)に当接してデプス
アジャストフレーム(9〉の上下昇降回動が抑制せられ
るべく構成している。(24) is integrated with a downward restraint stopper, (25) is integrated with a rise restraint stopper, and the front end (18) of the connecting body 18)
1 is in contact with each of the stoppers (24) and (25), thereby suppressing the vertical movement of the depth adjustment frame (9>).
しかも、ロータリ部(B)は、組上表面の凹凸変位に伴
い、尾輪(11)を介して連結体く18)が変位するの
を、オートロータリ機fs(M>が感知して、適宜ロー
タリ部(8)を上下昇降させることにより、一定の耕深
が自動的に保持せられるべく構成している。In addition, the rotary part (B) detects the displacement of the connecting body (18) via the tail wheel (11) due to the uneven displacement of the assembly surface, and the auto-rotary machine fs (M>) By moving the rotary part (8) up and down, a constant plowing depth is automatically maintained.
すなわち、オートロータリ機構(M)は、インナーワイ
ヤ(26)−1の外周をアクタ−ワイヤ(26) −2
で囲繞して成るオートロータリワイヤ(26)のインナ
ーワイヤ(26)−1先端を、油圧ケース(4)内に設
けた油圧バルブ作動用アーム(27)先端に連結し、同
ワイヤ(26)−1後端を連結体(18)後部に連結(
30)して、尾輪(11)の上下変位に伴って上下変位
する連結体く18)に、インナーワイヤ(26)−1を
介して油圧バルブ作動用アーム(27)が連動し、油圧
シリンダ(6)を介してリフトアーム(5)(5)が上
下昇降作動せられてロータリ部(B)全体が上下昇降せ
られるべく構成しているものである。 (28)はア
ウターワイヤ(26)−2前端を支持している前端支持
ブラケッ1〜、(2つ)は同ワイr (26)−2後端
を支持している後端支持ブラケットである。That is, the autorotary mechanism (M) connects the outer periphery of the inner wire (26)-1 to the actor wire (26)-2.
The inner wire (26)-1 tip of the autorotary wire (26) surrounded by the inner wire (26)-1 is connected to the tip of a hydraulic valve operating arm (27) provided in the hydraulic case (4), Connect the rear end of 1 to the rear of the connecting body (18) (
30) Then, a hydraulic valve actuating arm (27) is interlocked via an inner wire (26)-1 to a connecting body 18) that is vertically displaced in accordance with the vertical displacement of the tail wheel (11), and a hydraulic cylinder is activated. The lift arms (5) and (5) are moved up and down via (6), so that the entire rotary portion (B) can be moved up and down. (28) are front end support brackets 1 to 1 supporting the front end of the outer wire (26)-2, and (2) are rear end support brackets supporting the rear end of the outer wire (26)-2.
第1図は、本発明によるオートロータリ構造を有するロ
ータリ部の側面図
第2図は、同ロータリ部の作動状態説明図第3図は、同
ロータリ部の平面図
第4図は、他の実施例を示す図
(A):トラクタ本体
(B)二ロータリ部
(M):オートロータリ機構FIG. 1 is a side view of a rotary section having an auto-rotary structure according to the present invention. FIG. 2 is an explanatory diagram of the operating state of the rotary section. FIG. 3 is a plan view of the rotary section. Diagram showing an example (A): Tractor body (B) Two rotary parts (M): Autorotary mechanism
Claims (1)
、同ロータリ部(B)をオートロータリワイヤ(26)
で制御されたリフトアーム(5)により昇降作動すべく
構成したロータリ部(B)において、耕耘伝動ケース(
8)上部にデプスアジャストフレーム(9)前端を上下
回動自在に枢支(19)し、同フレーム(9)後端には
尾輪(11)を取付け、さらに、同フレーム(9)中途
部に下端を枢支(21)連結した深耕調節装置(17)
と、耕耘伝動ケース(8)上端より立設した連結支持板
体(20)との間に、尾輪(11)の昇降作動に連動し
て作動する連結体(18)を枢支介在させて、同連結体
(18)にオートロータリワイヤ(26)後端を連動連
結してなるトラクタのロータリ部におけるオートロータ
リ構造。1) Connect the rotary part (B) to the rear of the tractor (A), and connect the rotary part (B) to the auto rotary wire (26).
In the rotary part (B) configured to be raised and lowered by a lift arm (5) controlled by
8) The front end of the depth adjustment frame (9) is pivoted (19) at the top so that it can move up and down, and the tail wheel (11) is attached to the rear end of the frame (9). Deep plowing adjustment device (17) with its lower end connected to the pivot (21)
A connecting body (18) that operates in conjunction with the lifting and lowering operation of the tailwheel (11) is pivotally interposed between the and the connecting support plate (20) that stands up from the upper end of the tilling transmission case (8). , an auto-rotary structure in a rotary part of a tractor, in which the rear end of an auto-rotary wire (26) is interlocked and connected to the connecting body (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20909384A JPS6188803A (en) | 1984-10-04 | 1984-10-04 | Automatic rotary structure in rotary part in tractor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20909384A JPS6188803A (en) | 1984-10-04 | 1984-10-04 | Automatic rotary structure in rotary part in tractor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6188803A true JPS6188803A (en) | 1986-05-07 |
JPH0575361B2 JPH0575361B2 (en) | 1993-10-20 |
Family
ID=16567164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20909384A Granted JPS6188803A (en) | 1984-10-04 | 1984-10-04 | Automatic rotary structure in rotary part in tractor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6188803A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6363311U (en) * | 1986-10-15 | 1988-04-26 | ||
JPH0563206U (en) * | 1992-02-09 | 1993-08-24 | 三菱農機株式会社 | Tractor hitch device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59136909U (en) * | 1983-03-04 | 1984-09-12 | ヤンマー農機株式会社 | Rotary plowing depth control device for tractors |
-
1984
- 1984-10-04 JP JP20909384A patent/JPS6188803A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59136909U (en) * | 1983-03-04 | 1984-09-12 | ヤンマー農機株式会社 | Rotary plowing depth control device for tractors |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6363311U (en) * | 1986-10-15 | 1988-04-26 | ||
JPH058801Y2 (en) * | 1986-10-15 | 1993-03-04 | ||
JPH0563206U (en) * | 1992-02-09 | 1993-08-24 | 三菱農機株式会社 | Tractor hitch device |
Also Published As
Publication number | Publication date |
---|---|
JPH0575361B2 (en) | 1993-10-20 |
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