JP2002330601A - Rotary tillage device - Google Patents
Rotary tillage deviceInfo
- Publication number
- JP2002330601A JP2002330601A JP2002116548A JP2002116548A JP2002330601A JP 2002330601 A JP2002330601 A JP 2002330601A JP 2002116548 A JP2002116548 A JP 2002116548A JP 2002116548 A JP2002116548 A JP 2002116548A JP 2002330601 A JP2002330601 A JP 2002330601A
- Authority
- JP
- Japan
- Prior art keywords
- claw shaft
- tilling
- shaft cylinder
- cylinder
- claw
- 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
- 238000003971 tillage Methods 0.000 title claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 96
- 210000000078 claw Anatomy 0.000 claims description 138
- 238000005096 rolling process Methods 0.000 claims 1
- 241000209504 Poaceae Species 0.000 abstract description 2
- 239000010902 straw Substances 0.000 abstract description 2
- 244000025254 Cannabis sativa Species 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Soil Working Implements (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】この発明は、耕耘伝動ケ−スの下
部に支承横設するロ−タリ爪軸筒を、耕耘伝動ケ−スの
横脇部に配設する第1爪軸筒と第1爪軸筒の軸心方向横
側部に同心状に配設する第2爪軸筒とで構成して、その
ロ−タリ爪軸筒の第1爪軸筒と第2爪軸筒とを回転方向
が異なる2系統の伝動系を備えた耕耘伝動機構によって
互いに反対方向に回転駆動する部分逆転方式のロ−タリ
耕耘装置に関する。BACKGROUND OF THE INVENTION The present invention relates to a rotary claw shaft cylinder provided laterally below a tilling transmission case and a first claw shaft tube disposed on a lateral side of the tilling transmission case. A first pawl shaft cylinder, a second pawl shaft cylinder, and a second pawl shaft cylinder which are concentrically disposed on the lateral side of the first pawl shaft cylinder in the axial direction. The present invention relates to a rotary tilling device of a partial reversal type, in which a tilling transmission mechanism having two transmission systems having different rotation directions rotates in opposite directions.
【0002】[0002]
【従来の技術】軸心方向に並設する第1爪軸筒と第2爪
軸筒を回転方向が異なる2系統の伝動系を備えた耕耘伝
動機構で互いに反対方向に回転駆動する部分逆転方式の
ロ−タリ耕耘装置が知られている(例えば、特公昭46
−39041号公報、実開平5−1号公報、特開平5−
56703号公報等参照)。2. Description of the Related Art A partial reversing system in which a first claw shaft cylinder and a second claw shaft cylinder arranged side by side in the axial direction are rotationally driven in opposite directions by a tilling transmission mechanism having two transmission systems having different rotation directions. There is known a rotary tillage device (for example, Japanese Patent Publication No. Sho-46).
JP-A-39041, Japanese Utility Model Laid-Open No. 5-1 and JP-A-Hei 5-
No. 56703).
【0003】[0003]
【発明が解決しようとする課題】上記のような部分逆転
方式のロ−タリ耕耘装置においては、背反に回転する第
1爪軸筒と第2爪軸筒に装着された耕耘爪の耕耘反力相
殺作用によって機体のダッシングが抑止されることが望
めるけれども、従来のものは、圃場の硬軟度や草藁類の
多寡等、作業を行う圃場条件の異なりに対処できるもの
ではなかったから、圃場条件によっては安定した耕耘が
行われ難いという問題点があった。本発明は、土壌の硬
軟度や草藁類の多寡など圃場条件に異なりがあっても安
定した耕耘を行うことができる部分逆転方式のロ−タリ
耕耘装置を提供することを目的とする。In the rotary tilling apparatus of the partial reversal type as described above, the tilling reaction force of the cultivating claws mounted on the first and second claw shaft cylinders rotating oppositely to each other. Although it can be expected that the dashing of the aircraft is suppressed by the offsetting action, the conventional one could not cope with the differences in the field conditions where the work was performed, such as the hardness of the field and the amount of grass, etc. Has a problem that it is difficult to perform stable tillage. SUMMARY OF THE INVENTION An object of the present invention is to provide a partially reversing rotary tilling apparatus capable of performing stable tilling even when there are differences in field conditions such as the hardness of soil and the number of grasses.
【0004】[0004]
【課題を解決するための手段】そして、上記の目的を達
成するため、請求項1に係る部分正逆転方式のロ−タリ
装置は、耕耘伝動ケ−ス(1)の下部に支承横設するロ−
タリ爪軸筒を耕耘伝動ケ−ス(1)の横脇部に配設する第
1爪軸筒(2)と第1爪軸筒(2)の軸心方向横側部に同心
状に配設する第2爪軸筒(4)とで構成し、そのロ−タリ
爪軸筒の第1爪軸筒(2)と第2爪軸筒(4)とを回転方向
が異なる2系統の伝動系(A)(B)を備えた耕耘伝動機構
で互いに反対方向に回転駆動する部分逆転方式のロ−タ
リ耕耘装置において、前記第1爪軸筒(2)と第2爪軸筒
(4)の双方に正逆転両用耕耘爪(25)(24)を取付ける
と共に、前記耕耘伝動機構における2系統の伝動系(A)
(B)の回転方向を正逆転切換機構(C)によって切換でき
るように構成して、第1爪軸筒(2)が正転し第2爪軸筒
(4)が逆転する第1耕耘状態と、第1爪軸筒(2)が逆転
し第2爪軸筒(4)が正転する第2耕耘状態とに切換でき
るようにしてあることを特徴とする。In order to achieve the above object, a partial forward / reverse type rotary device according to the first aspect of the present invention is mounted horizontally below a tilling transmission case (1). B
The first claw shaft cylinder is disposed concentrically on the lateral side of the tillage transmission case (1) and the first claw shaft cylinder (2) and the first claw shaft cylinder (2) in the axial direction. And a second pawl shaft cylinder (4), wherein the first pawl shaft cylinder (2) and the second pawl shaft cylinder (4) of the rotary pawl cylinder are rotated in two different directions. In a rotary tilling device of a partial reversal type, which is driven to rotate in opposite directions by a tilling transmission mechanism having a system (A) and (B), the first and second claw shaft cylinders are provided.
(4) Both forward and reverse tilling claws (25) and (24) are attached, and two transmission systems (A) in the tilling transmission mechanism.
The rotation direction of (B) can be switched by a forward / reverse switching mechanism (C) so that the first pawl shaft cylinder (2) rotates forward and the second pawl shaft cylinder
(4) can be switched between a first tilling state in which it reverses and a second tilling state in which the first claw barrel (2) rotates in the reverse direction and the second claw barrel (4) rotates in the forward direction. And
【0005】また、請求項2に係る部分正逆転方式のロ
−タリ装置は、耕耘伝動ケ−ス(1)の下部に支承横設す
るロ−タリ爪軸筒を耕耘伝動ケ−ス(1)の横脇部に配設
する第1爪軸筒(2)と第1爪軸筒(2)の軸心方向横側部
に同心状に配設する第2爪軸筒(4)とで構成し、そのロ
−タリ爪軸筒の第1爪軸筒(2)と第2爪軸筒(4)とを回
転方向が異なる2系統の伝動系(A)(B)を備えた耕耘伝
動機構で互いに反対方向に回転駆動する部分逆転方式の
ロ−タリ耕耘装置において、前記第2爪軸筒(4)を第1
爪軸筒(2)に対比して長寸に形成して第1爪軸筒(2)と
長寸の第2爪軸筒(4)の双方に正逆転両用耕耘爪(25)
(24)を取付けると共に、前記耕耘伝動機構における2
系統の伝動系(A)(B)の回転方向を正逆転切換機構(C)
によって切換できるように構成して、第1爪軸筒(2)が
正転し第2爪軸筒(4)が逆転する第1耕耘状態と、第1
爪軸筒(2)が逆転し第2爪軸筒(4)が正転する第2耕耘
状態とでダッシュ抑止力を異ならせるようにしてあるこ
とを特徴とする。Further, in the rotary device of the partial forward / reverse type according to the second aspect, the rotary claw shaft cylinder horizontally mounted on the lower part of the tilling transmission case (1) is mounted on the tilling transmission case (1). ), A first claw shaft tube (2) disposed on the side of the side and a second claw shaft tube (4) disposed concentrically on the lateral side of the first claw shaft tube (2) in the axial direction. The tilling transmission provided with two transmission systems (A) and (B) having different rotation directions from the first claw shaft cylinder (2) and the second claw shaft cylinder (4) of the rotary claw shaft cylinder. In a rotary tilling apparatus of a partial reverse rotation type, which is driven to rotate in directions opposite to each other by a mechanism, the second claw shaft cylinder (4) is moved to a first position.
The forward and reverse cultivating claws (25) are formed longer than the claw shaft cylinder (2), and are formed on both the first claw shaft cylinder (2) and the long second claw shaft cylinder (4).
(24) Attach, and 2 in the tillage transmission mechanism
Forward / reverse switching mechanism (C) for changing the direction of rotation of the power transmission system (A) (B) of the system
A first tilling state in which the first claw shaft cylinder (2) rotates forward and the second claw shaft cylinder (4) rotates in reverse,
It is characterized in that the dash suppressing force is made different from the second tilling state in which the claw shaft cylinder (2) rotates in the reverse direction and the second claw shaft cylinder (4) rotates in the normal direction.
【0006】また、請求項3に係る部分正逆転方式のロ
−タリ装置は、耕耘伝動ケ−ス(1)の下部に支承横設す
るロ−タリ爪軸筒を耕耘伝動ケ−ス(1)の横脇部に配設
する第1爪軸筒(2)と第1爪軸筒(2)の軸心方向横側部
に同心状に配設する第2爪軸筒(4)とで構成し、そのロ
−タリ爪軸筒の第1爪軸筒(2)と第2爪軸筒(4)とを回
転方向が異なる2系統の伝動系(A)(B)を備えた耕耘伝
動機構で互いに反対方向に回転駆動する部分逆転方式の
ロ−タリ耕耘装置において、第2爪軸筒(4)を第1爪軸
筒(2)に対比して長寸に形成して第1爪軸筒(2)と長寸
の第2爪軸筒(4)の双方に同じ回転径の正逆転両用耕耘
爪(25)(24)を取付けると共に、前記耕耘伝動機構に
おける2系統の伝動系(A)(B)の回転方向を正逆転切換
機構(C)によって切換できるように構成して、第1爪軸
筒(2)が正転し第2爪軸筒(4)が逆転する第1耕耘状態
と、第1爪軸筒(2)が逆転し第2爪軸筒(4)が正転する
第2耕耘状態とでダッシュ抑止力を異ならせるようにし
てあることを特徴とするものである。According to a third aspect of the present invention, there is provided a rotary device of a partial forward / reverse type, wherein a rotary claw shaft cylinder mounted laterally below a tilling transmission case (1) is mounted on a tilling transmission case (1). ), A first claw shaft tube (2) disposed on the side of the side and a second claw shaft tube (4) disposed concentrically on the lateral side of the first claw shaft tube (2) in the axial direction. The tilling transmission provided with two transmission systems (A) and (B) having different rotation directions from the first claw shaft cylinder (2) and the second claw shaft cylinder (4) of the rotary claw shaft cylinder. In a rotary tilling device of a partial reversal type, which is driven to rotate in opposite directions by a mechanism, a second claw shaft tube (4) is formed to be longer than a first claw shaft tube (2) to form a first claw. Both forward and reverse tilling claws (25) and (24) having the same rotation diameter are attached to both the shaft cylinder (2) and the long second claw shaft cylinder (4), and two transmission systems ( A) The rotation direction of (B) can be switched by the forward / reverse switching mechanism (C). In the first tilling state in which the first claw shaft tube (2) rotates forward and the second claw shaft tube (4) rotates in reverse, the first claw shaft tube (2) rotates in reverse and the second claw shaft tube (4) is characterized in that the dash deterrent is different from that in the second tilling state in which the rotation is normal.
【0007】[0007]
【実施例】つぎに、本発明の実施例について図面を参照
して説明するが、図1乃至図3は残耕処理爪軸筒を備え
るセンタ−ドライブ型の耕耘機用ロ−タリ耕耘装置とし
て構成された例を示している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. FIGS. 1 to 3 show a rotary tilling apparatus for a center drive type cultivator having a residual cultivation claw shaft cylinder. 4 shows a configured example.
【0008】図1〜図3において、耕耘機は、ミッショ
ンケ−ス(5)から前延するフレ−ムにエンジン(6)を搭
載してそのエンジン(6)の動力を前記ミッションケ−ス
(5)内の伝動機構を経てミッションケ−ス(5)の下部に
支承した車軸に伝達し、車軸に嵌着した左右車輪(7)
(7)を回転駆動して走行するように構成されている。そ
して、運転操作をミッションケ−ス(5)から後延する操
縦ハンドル(8)の握部にあって行うように構成され、ミ
ッションケ−ス(5)の後部で且つ操縦ハンドル(8)の下
方にロ−タリ耕耘装置が装備されている。1 to 3, the cultivator has an engine (6) mounted on a frame extending from a transmission case (5), and the power of the engine (6) is transmitted to the transmission case.
(5) The right and left wheels (7) which are transmitted to the axle supported at the lower part of the transmission case (5) via the transmission mechanism in (5) and fitted to the axle.
(7) is configured to be driven by rotation. The driving operation is performed on the handle of the steering handle (8) extending backward from the mission case (5), and is performed at the rear of the mission case (5) and on the steering handle (8). A rotary tillage device is installed below.
【0009】ロ−タリ耕耘装置は、ミッションケ−ス
(5)に連設される耕耘伝動ケ−ス(1)と、耕耘カバ−等
の耕耘機枠(9)と、耕耘機枠(9)の後尾部に設置される
耕深設定装置(10)などによって構成され、耕耘伝動ケ
−ス(1)の下部には同耕耘伝動ケ−ス(1)の横脇部に配
置される第1爪軸筒(2)とその第1爪軸筒(2)の軸心方
向横側部に同心状に配置される第2爪軸筒(4)とから成
るロ−タリ爪軸筒が回転自在に支承横設されている。[0009] The rotary tillage device is a mission case.
A tillage transmission case (1) connected to (5), a tillage frame (9) such as a tillage cover, and a tillage depth setting device (10) installed at the rear end of the tillage frame (9). ), Etc., at the lower part of the tilling transmission case (1), a first claw shaft tube (2) arranged on the side of the tilling transmission case (1) and the first claw shaft tube A rotary pawl barrel, which comprises a second pawl barrel (4) concentrically disposed on the lateral side in the axial direction of (2), is supported horizontally so as to be rotatable.
【0010】そして、ロ−タリ爪軸筒の第2爪軸筒(4)
がミッションケ−ス(5)内の伝動機構に連動する耕耘伝
動機構の第2伝動系(A)によって、また、第1爪軸筒
(2)が前記耕耘伝動機構の第1伝動系(B)によって駆動
されて、第2爪軸筒(4)と第1爪軸筒(2)とが互いに反
対方向に回転駆動されるようになっている。And a second pawl barrel (4) of the rotary pawl barrel.
Is driven by the second transmission system (A) of the tilling transmission mechanism interlocked with the transmission mechanism in the transmission case (5), and by the first claw shaft cylinder.
(2) is driven by the first transmission system (B) of the tilling transmission mechanism so that the second claw shaft tube (4) and the first claw shaft tube (2) are rotationally driven in directions opposite to each other. Has become.
【0011】なお、ロ−タリ爪軸筒の第2爪軸筒(4)
は、耕耘伝動ケ−ス(1)の横脇部に配置される第1爪軸
筒(2)に対比して同爪軸筒(2)よりも長寸に形成され、
長寸の第2爪軸筒(4)に装設される正逆転両用耕耘爪
(24)群による耕耘幅が、第1爪軸筒(2)に装設される
正逆転両用の耕耘爪(25)による耕耘幅の総和よりも大
になるように設定されている(殊に、図4参照)。ま
た、第2爪軸筒(4)に装設される正逆転両用耕耘爪(2
4)と、第1爪軸筒(2)に装設される正逆転両用の耕耘
爪(25)は、図1にみられるように、同じ回転径のもの
となっている。The second claw shaft cylinder (4) of the rotary claw shaft cylinder
Is formed longer than the first claw shaft tube (2) in comparison with the first claw shaft tube (2) arranged on the side of the tilling transmission case (1);
Both forward and reverse tilling claw mounted on the long second claw shaft cylinder (4)
(24) The tillage width of the group is set to be larger than the sum of the tillage widths of the forward and reverse tilling claws (25) mounted on the first claw shaft cylinder (2) (particularly, , FIG. 4). In addition, the forward and reverse bidirectional tilling claw (2) mounted on the second claw shaft cylinder (4).
The forward and reverse tilling claw (25) mounted on the first claw shaft cylinder (2) has the same rotation diameter as shown in FIG.
【0012】ロ−タリ爪軸筒の第1爪軸筒(2)と同爪軸
筒(2)を回転駆動する第1伝動系(B)、および第2爪軸
筒(4)と同爪軸筒(4)を回転駆動する第2伝動系(A)の
具体的な構成例は、図2〜図3に示されている。図2〜
図3において、耕耘伝動ケ−ス(1)下部の左右両脇部に
装設される支持筒部(23)(23)の中心部を通ってそれ
らの支持筒部(23)(23)から外方に延出する回転軸
(3)が機体進行方向に対して直交する水平横向きにして
軸受支承されて、左右の支持筒部(23)(23)の傾斜外
径部に第1爪軸筒(2)(2)が回転自在にそれぞれ装備さ
れ、また、左右の支持筒部(23)(23)から外方に延出
した回転軸(3)の部分に、前記第1爪軸筒(2)(2)より
も長寸の第2爪軸筒(4)(4)が着脱自在にそれぞれ嵌着
固定されている。The first pawl shaft barrel (2) of the rotary pawl shaft barrel and the first transmission system (B) for driving the pawl shaft barrel (2) to rotate, and the same pawl as the second pawl shaft barrel (4). A specific configuration example of the second transmission system (A) that rotationally drives the barrel (4) is shown in FIGS. Figure 2
In FIG. 3, from the support cylinders (23) and (23) through the center of the support cylinders (23) and (23) provided on the lower left and right sides of the tilling transmission case (1). Rotating shaft extending outward
(3) is supported by bearings in a horizontal and horizontal direction perpendicular to the body traveling direction, and the first claw shaft cylinders (2) and (2) are provided on the inclined outer diameter portions of the left and right support cylinder parts (23) and (23). Each of the rotation shafts (3), which are rotatably provided and extend outward from the left and right support cylinders (23) and (23), is provided with a lower portion than the first claw shaft cylinders (2) and (2). The long second claw shaft cylinders (4) and (4) are detachably fitted and fixed respectively.
【0013】そして、第2爪軸筒(4)(4)を回転駆動す
る第2伝動系(A)は、耕耘伝動ケ−ス(1)内において前
記回転軸(3)に楔着される受動スプロケット(21)と耕
耘伝動ケ−ス(1)の上部に支承横設される上部軸(11)
に設けた上部スプロケット(20)とにチエン(22)を掛
回したチエン伝動機構(13)に構成されている。The second transmission system (A) for rotatingly driving the second claw shaft cylinders (4) (4) is wedge-fitted to the rotation shaft (3) in the tilling transmission case (1). Upper shaft (11) mounted laterally on the upper part of passive sprocket (21) and tilling transmission case (1)
And a chain transmission mechanism (13) in which a chain (22) is wound around an upper sprocket (20) provided in the vehicle.
【0014】また、第1爪軸筒(2)(2)を回転駆動する
第1伝動系(B)は次のように構成されている。即ち、前
記回転軸(3)に平行する中間回転軸(26)にスプロケッ
ト(27)を楔着してそのスプロケット(27)を第2伝動
系(A)のチエン(22)の巻回内方にあってチエン(22)
の弛み側に係合させると共に、スプロケット(27)の左
右両脇部において前記中間回転軸(26)にギヤ(28)
(28)を嵌着固定し、各々のギヤ(28)(28)を、回転
軸(3)に回転自在に外嵌し且つ支持筒部(23)(23)に
回転自在に内嵌して設けられた被動ギヤ(29)(29)に
常時噛合させ、さらに、各被動ギヤ(29)(29)のボス
部の外方端部に形成したギヤ(30)(30)を、第1爪軸
筒(2)(2)の内径部に形設した受動ギヤ(31)(31)に
それぞれ噛合させて第1伝動系(B)が構成されている。
なお、図中(32)はチエン緊張機構である。The first transmission system (B) for rotating and driving the first claw shaft cylinders (2) and (2) is constructed as follows. That is, a sprocket (27) is wedge-attached to an intermediate rotating shaft (26) parallel to the rotating shaft (3), and the sprocket (27) is wound inside the winding of the chain (22) of the second transmission system (A). In the chain (22)
At the left and right sides of the sprocket (27) and the gear (28) on the intermediate rotation shaft (26).
(28) is fitted and fixed, and each of the gears (28) and (28) is rotatably fitted on the rotating shaft (3), and is rotatably fitted on the supporting cylinder (23) (23). The driven gears (29) (29) provided are always in mesh with each other, and the gears (30) (30) formed at the outer end of the boss portion of each driven gear (29) (29) are A first transmission system (B) is formed by meshing with passive gears (31) and (31) formed on the inner diameters of the barrels (2) and (2), respectively.
In addition, (32) in the figure is a chain tension mechanism.
【0015】したがって、第1伝動系(B)によって回転
駆動される第1爪軸筒(2)(2)及び同爪軸筒(2)(2)に
装設された正逆転両用の耕耘爪(25)は、第2伝動系
(A)によって回転駆動される第2爪軸筒(4)(4)及び同
爪軸筒(4)(4)に装設された正逆転両用の耕耘爪(25)
の回転方向に対して逆向きに回転する。Therefore, the first claw shaft barrels (2) and (2) driven to rotate by the first transmission system (B) and the cultivation claws for both forward and reverse rotation mounted on the claw shaft cylinders (2) and (2). (25) is the second transmission system
(A) The second claw shaft barrel (4) (4) driven by rotation and the forward / reverse cultivating claw (25) mounted on the claw shaft barrel (4) (4)
Rotates in the opposite direction to the direction of rotation.
【0016】しかして、図2にみられるように、第2伝
動系(A)の伝動上位部分には正逆転切換機構(C)が設け
られ、この正逆転切換機構(C)の切り換えによって第2
伝動系(A)と第1伝動系(B)双方の回転方向を同時に切
り換えることができるようになっている。つまり、第1
爪軸筒(2)に装設した正逆転両用の耕耘爪(25)が正転
方向(前進時の左右車輪と同じ方向)に回転し、第2爪
軸筒(4)に装設した正逆転両用耕耘爪(24)群が逆転方
向(前進時の左右車輪とは反対方向)に回転する第1耕
耘状態と、第1爪軸筒(2)に装設した正逆転両用耕耘爪
(25)群が逆転方向(前進時の左右車輪とは反対方向)
に回転し、第2爪軸筒(4)に装設した正逆転両用耕耘爪
(24)群が正転方向(前進時の左右車輪と同じ方向)に
回転する第2耕耘状態とに切換できるようになってい
る。As shown in FIG. 2, a forward / reverse switching mechanism (C) is provided in the upper transmission portion of the second transmission system (A). 2
The rotation directions of both the transmission system (A) and the first transmission system (B) can be simultaneously switched. That is, the first
The forward / reverse cultivating claw (25) mounted on the claw shaft cylinder (2) rotates in the forward rotation direction (the same direction as the left and right wheels at the time of forward movement), and the normal claw shaft mounted on the second claw shaft cylinder (4). A first tilling state in which the reversing dual-purpose tilling claw (24) group rotates in the reverse direction (the direction opposite to the left and right wheels at the time of forward movement), and a forward / reverse dual-purpose tilling claw mounted on the first claw shaft cylinder (2).
(25) Group reverse direction (opposite to left and right wheels during forward movement)
Forward and reverse tilling claw mounted on the second claw shaft cylinder (4)
(24) The group can be switched to the second tilling state in which the group rotates in the normal rotation direction (the same direction as the left and right wheels during forward movement).
【0017】なお、図示の正逆転切換機構(C)は次のよ
うに構成されている。ミッションケ−ス(5)から横側方
に突出したPTO軸が、耕耘伝動ケ−ス(1)上部に支承
横設される上部軸(11)を兼ねていて、該上部軸(11)
が耕耘伝動ケ−ス(1)の上部を貫通して耕耘伝動ケ−ス
(1)の反対側部に付設した収容ケ−ス(12)内に延出さ
れている。そして、耕耘伝動ケ−ス(1)の内部において
前記上部軸(11)に第2伝動系(A)の上部スプロケット
(20)が遊転状態に嵌装されている。The illustrated forward / reverse switching mechanism (C) is constructed as follows. A PTO shaft protruding laterally from the transmission case (5) also serves as an upper shaft (11) mounted horizontally on the upper part of the tilling transmission case (1), and the upper shaft (11).
Penetrates the upper part of the tilling drive case (1)
It extends into a storage case (12) attached to the opposite side of (1). The upper sprocket of the second transmission system (A) is mounted on the upper shaft (11) inside the tilling transmission case (1).
(20) is fitted in the idle state.
【0018】また、前記収容ケ−ス(12)の内部におい
ては前記上部軸(11)に対して遊転するギヤ(15)とス
プロケット(16)とが軸心方向に所定の間隔を有して設
けられるとともに、そのギヤ(15)とスプロケット(1
6)との間で上部軸(11)に摺動自在に楔着される切換
体(19)が設けられて、切換体(19)を図2にみられる
シフタ−(図面符号なし)で軸心方向に摺動移動させる
ことによってギヤ(15)とスプロケット(16)を択一に
上部軸(11)に結合するようになっており、前記ギヤ
(15)には収容ケ−ス(12)に軸受支承されているアイ
ドル軸(14)に設けた中間ギヤ(18)が常時噛合し、ま
た、スプロケット(16)とアイドル軸(14)に設けられ
ている受動スプロケット(17)とにはチエンが掛回され
ている。In the housing case (12), a gear (15) rotatable with respect to the upper shaft (11) and a sprocket (16) have a predetermined space in the axial direction. Gear (15) and sprocket (1)
A switching body (19) slidably attached to the upper shaft (11) is provided between the switching body (6) and the switching body (19). The gear (15) and the sprocket (16) are alternatively connected to the upper shaft (11) by sliding in the center direction.
In (15), an intermediate gear (18) provided on an idle shaft (14) supported by a bearing case (12) is always engaged, and is provided on a sprocket (16) and the idle shaft (14). The passive sprocket (17) is chained with a chain.
【0019】そして、切換体(19)が前記ギヤ(15)に
結合されると、上部軸(11)の回転動力が切換体(1
9)、ギヤ(15)を経て上部スプロケット(20)に直接
的に伝動され、また、切換体(19)がスプロケット(1
6)に結合されると、上部軸(11)の回転動力が前記切
換体(19)、スプロケット(16)、チエン、受動スプロ
ケット(17)、アイドル軸(14)、中間ギヤ(18)を経
てギヤ(15)に伝達され、前述とは反対方向に回転する
ギヤ(15)が上部スプロケット(20)を反対方向に回転
駆動するようになっている。When the switching body (19) is connected to the gear (15), the rotational power of the upper shaft (11) is changed by the switching body (1).
9), directly transmitted to the upper sprocket (20) via the gear (15), and the switching body (19) is connected to the sprocket (1).
6), the rotational power of the upper shaft (11) passes through the switching body (19), the sprocket (16), the chain, the passive sprocket (17), the idle shaft (14), and the intermediate gear (18). The gear (15), which is transmitted to the gear (15) and rotates in the opposite direction, drives the upper sprocket (20) to rotate in the opposite direction.
【0020】なお、正逆転切換機構(C)は、耕耘伝動ケ
−ス(1)に設けずミッションケ−ス(5)側においてPT
O軸の回転方向を切り換えできるように構成される場合
もある。また、耕耘伝動機構の第2伝動系(A)及び第1
伝動系(B)の具体的な構成は図示のものに限定されるも
のではなく、要は、第2爪軸筒(4)と第1爪軸筒(2)を
背反に回転駆動できるものであれば他に如何様に変形構
成されても差し支えない。さらに、図1〜図3の実施例
では、第1爪軸筒(2)を残耕処理用の傾斜爪軸筒として
設けているが、該第1爪軸筒(2)は第2爪軸筒(4)と軸
芯が一致する水平状態で設けられる場合もある。The forward / reverse switching mechanism (C) is not provided on the tilling transmission case (1) but on the transmission case (5) side.
In some cases, the rotation direction of the O-axis can be switched. Also, the second transmission system (A) and the first transmission system of the tilling transmission mechanism
The specific configuration of the transmission system (B) is not limited to the one shown in the drawing, but the point is that the second pawl shaft tube (4) and the first pawl shaft tube (2) can be rotationally driven in reverse. If so, any other modified configuration is acceptable. Further, in the embodiment shown in FIGS. 1 to 3, the first claw shaft tube (2) is provided as an inclined claw shaft tube for residual cultivation, but the first claw shaft tube (2) is provided with the second claw shaft. The cylinder (4) may be provided in a horizontal state where the axis coincides with the axis.
【0021】また、図4はサイドドライブ形のロ−タリ
耕耘装置に本発明が適用された一例を示している。つま
り、耕耘伝動機構の2系統の伝動系(A)(B)によって互
いに反対方向に回転駆動される第1爪軸筒(2)と第2爪
軸筒(4)のうち、短尺な第1爪軸筒(2)(2)を左右の耕
耘伝動ケ−ス(1)(1)に隣接する部位に配設し、両第1
爪軸筒(2)(2)の間の部分に長尺な第2爪軸筒(4)を配
設してサイドドライブ形のロ−タリ爪軸筒を構成してい
る。なお、この場合にも、耕耘伝動ケ−ス(1)(1)に隣
接して配設する第1爪軸筒(2)(2)を、図1〜図3の実
施例と同様に傾斜させて設けて、それぞれの第1爪軸筒
(2)(2)の外側に位置する耕耘伝動ケ−ス(1)或いは支
持枠の下方の残耕処理も行うようにすることもできる。
そして、本発明の実施は耕耘機用に限られるものではな
く、比較的小型の乗用トラクタのロ−タリ耕耘装置や、
管理機などのように車軸を耕耘駆動軸として共用する車
軸型作業機にも適用できるのである。FIG. 4 shows an example in which the present invention is applied to a side drive type rotary tillage device. That is, of the first claw shaft tube (2) and the second claw shaft tube (4), which are driven to rotate in opposite directions by the two transmission systems (A) and (B) of the tilling transmission mechanism, the short first first shaft tube is used. The claw shaft cylinders (2) and (2) are arranged at the portions adjacent to the left and right tilling transmission cases (1) and (1).
A long second pawl shaft cylinder (4) is disposed between the pawl shaft cylinders (2) and (2) to form a side drive type rotary pawl shaft cylinder. Also in this case, the first claw shaft cylinders (2) and (2) disposed adjacent to the tilling transmission cases (1) and (1) are inclined similarly to the embodiment of FIGS. And each of the first claw shaft cylinders
(2) The tillage transmission case (1) located outside of (2) or the remaining tillage treatment below the support frame may be performed.
The implementation of the present invention is not limited to a tiller, but a rotary tiller for a relatively small riding tractor,
It can also be applied to axle-type working machines that share the axle as a tilling drive shaft, such as a control machine.
【0022】[0022]
【発明の効果】本発明装置は請求項1〜請求項3のよう
に構成されたものであるから、圃場の硬軟度や草藁類の
多寡など作業条件が異なる場合に、随時、第1爪軸筒
(2)が正転し第2爪軸筒(4)が逆転する第1耕耘状態
と、第1爪軸筒(2)が逆転し第2爪軸筒(4)が正転する
第2耕耘状態に切り換えてそれらの異なりに対処するこ
とができ、圃場の硬軟度に応じたダッシング抑止力を発
揮させ、また、草藁類の多い圃場でも耕耘伝動ケ−ス
(1)下方への草藁類や土の抱き込みを少なくすることが
でき、安定した耕耘を行うことができる。Since the apparatus of the present invention is constructed as described in any one of claims 1 to 3, when the working conditions such as the hardness of the field and the quantity of grass are different, the first claw may be used as needed. Shaft barrel
A first tilling state in which (2) rotates forward and the second claw shaft cylinder (4) rotates in reverse, and a second tilling in which the first claw shaft cylinder (2) rotates in reverse and the second claw shaft cylinder (4) rotates in normal direction. By switching to the state, it is possible to cope with these differences, to exert a deashing deterrent according to the hardness of the field, and to provide a tilling drive case even in a field with a lot of straw.
(1) It is possible to reduce the embrace of grass and soil downward, and to perform stable tilling.
【図1】本発明が適用されたロ−タリ耕耘装置を備える
耕耘機の側面図である。FIG. 1 is a side view of a tiller having a rotary tiller to which the present invention is applied.
【図2】本発明にかかるロ−タリ耕耘装置の要部を示す
断面部分図である。FIG. 2 is a partial sectional view showing a main part of a rotary tillage device according to the present invention.
【図3】本発明にかかるロ−タリ耕耘装置の伝動部の一
部分を示す側断面図である。FIG. 3 is a side sectional view showing a part of a transmission portion of the rotary tillage device according to the present invention.
【図4】本発明の他の実施例を示す概略図である。FIG. 4 is a schematic view showing another embodiment of the present invention.
1 耕耘伝動ケ−ス 2 第1爪軸筒 4 第2爪軸筒 A 第2伝動系 B 第1伝動系 C 正逆転切換機構 24 正逆転両用耕耘爪 25 正逆転両用耕耘爪 DESCRIPTION OF SYMBOLS 1 Tilling transmission case 2 1st nail shaft cylinder 4 2nd nail shaft cylinder A 2nd power transmission system B 1st power transmission system C Forward / reverse switching mechanism 24 Both forward / reverse rotation cultivation nail 25 Both forward / reverse rotation cultivation nail
Claims (3)
るロ−タリ爪軸筒を前記耕耘伝動ケ−ス(1)の横脇部に
配設する第1爪軸筒(2)と第1爪軸筒(2)の軸心方向横
側部に同心状に配設する第2爪軸筒(4)とで構成し、そ
のロ−タリ爪軸筒の第1爪軸筒(2)と第2爪軸筒(4)と
を回転方向が異なる2系統の伝動系(A)(B)を備えた耕
耘伝動機構で互いに反対方向に回転駆動する部分逆転方
式のロ−タリ耕耘装置において、前記第1爪軸筒(2)と
第2爪軸筒(4)の双方に正逆転両用耕耘爪(25)(24)
を取付けると共に、前記耕耘伝動機構における2系統の
伝動系(A)(B)の回転方向を正逆転切換機構(C)によっ
て切換できるように構成して、第1爪軸筒(2)が正転し
第2爪軸筒(4)が逆転する第1耕耘状態と、第1爪軸筒
(2)が逆転し第2爪軸筒(4)が正転する第2耕耘状態と
に切換できるようにしてあることを特徴とするロ−タリ
耕耘装置。A first claw shaft cylinder (1) which is provided on a lateral side portion of the tilling transmission case (1) and a rotary claw shaft cylinder provided laterally below the tilling transmission case (1). 2) and a second claw shaft tube (4) concentrically disposed on the lateral side of the first claw shaft tube (2) in the axial direction, and the first claw shaft of the rotary claw shaft tube. Partial reversing type roving in which the cylinder (2) and the second claw shaft cylinder (4) are driven to rotate in opposite directions by a tilling transmission mechanism having two transmission systems (A) and (B) having different rotation directions. In the tillage tilling device, the first and second claw shaft cylinders (2) and (4) are provided with both forward and reverse cultivation cultivation claws (25) and (24).
And the rotation direction of the two transmission systems (A) and (B) in the tilling transmission mechanism can be switched by the forward / reverse switching mechanism (C). A first tilling state in which the rolling second claw shaft cylinder (4) is reversed, and a first claw shaft cylinder
A rotary tilling device characterized in that it can be switched to a second tilling state in which (2) is reversed and the second claw shaft cylinder (4) rotates forward.
るロ−タリ爪軸筒を前記耕耘伝動ケ−ス(1)の横脇部に
配設する第1爪軸筒(2)と第1爪軸筒(2)の軸心方向横
側部に同心状に配設する第2爪軸筒(4)とで構成し、そ
のロ−タリ爪軸筒の第1爪軸筒(2)と第2爪軸筒(4)と
を回転方向が異なる2系統の伝動系(A)(B)を備えた耕
耘伝動機構で互いに反対方向に回転駆動する部分逆転方
式のロ−タリ耕耘装置において、前記第2爪軸筒(4)を
第1爪軸筒(2)に対比して長寸に形成して第1爪軸筒
(2)と長寸の第2爪軸筒(4)の双方に正逆転両用耕耘爪
(25)(24)を取付けると共に、耕耘伝動機構における
2系統の伝動系(A)(B)の回転方向を正逆転切換機構
(C)によって切換できるように構成して、第1爪軸筒
(2)が正転し第2爪軸筒(4)が逆転する第1耕耘状態
と、第1爪軸筒(2)が逆転し第2爪軸筒(4)が正転する
第2耕耘状態とでダッシュ抑止力を異ならせるようにし
てあることを特徴とするロ−タリ耕耘装置。2. A first claw shaft cylinder (1) which is provided on a lateral side of said tilling transmission case (1) and a rotary claw shaft tube which is provided horizontally below a tilling transmission case (1). 2) and a second claw shaft tube (4) concentrically disposed on the lateral side of the first claw shaft tube (2) in the axial direction, and the first claw shaft of the rotary claw shaft tube. Partial reversing type roving in which the cylinder (2) and the second claw shaft cylinder (4) are driven to rotate in opposite directions by a tilling transmission mechanism having two transmission systems (A) and (B) having different rotation directions. In the till cultivator, the second claw shaft tube (4) is formed to be longer than the first claw shaft tube (2), and the first claw shaft tube is formed.
Both forward and reverse tilling claw on both (2) and long second claw shaft cylinder (4)
(25) Attach (24) and change the rotation direction of the two transmission systems (A) and (B) in the tilling transmission
(C) so that the first claw shaft cylinder can be switched.
A first tilling state in which (2) rotates forward and the second claw shaft cylinder (4) rotates in reverse, and a second tilling in which the first claw shaft cylinder (2) rotates in reverse and the second claw shaft cylinder (4) rotates in normal direction. A rotary tilling device, wherein a dash deterrent is made different depending on a state.
るロ−タリ爪軸筒を前記耕耘伝動ケ−ス(1)の横脇部に
配設する第1爪軸筒(2)と第1爪軸筒(2)の軸心方向横
側部に同心状に配設する第2爪軸筒(4)とで構成し、そ
のロ−タリ爪軸筒の第1爪軸筒(2)と第2爪軸筒(4)と
を回転方向が異なる2系統の伝動系(A)(B)を備えた耕
耘伝動機構で互いに反対方向に回転駆動する部分逆転方
式のロ−タリ耕耘装置において、前記第2爪軸筒(4)を
第1爪軸筒(2)に対比して長寸に形成して第1爪軸筒
(2)と長寸の第2爪軸筒(4)の双方に同じ回転径の正逆
転両用耕耘爪(25)(24)を取付けると共に、前記耕耘
伝動機構における2系統の伝動系(A)(B)の回転方向を
正逆転切換機構(C)によって切換できるように構成し
て、第1爪軸筒(2)が正転し第2爪軸筒(4)が逆転する
第1耕耘状態と、第1爪軸筒(2)が逆転し第2爪軸筒
(4)が正転する第2耕耘状態とでダッシュ抑止力を異な
らせるようにしてあることを特徴とするロ−タリ耕耘装
置。3. A first claw shaft cylinder (1) which is disposed on a lateral side portion of the tilling transmission case (1) and a rotary claw shaft tube provided horizontally below the tilling transmission case (1). 2) and a second claw shaft tube (4) concentrically disposed on the lateral side of the first claw shaft tube (2) in the axial direction, and the first claw shaft of the rotary claw shaft tube. Partial reversing type roving in which the cylinder (2) and the second claw shaft cylinder (4) are driven to rotate in opposite directions by a tilling transmission mechanism having two transmission systems (A) and (B) having different rotation directions. In the till cultivator, the second claw shaft tube (4) is formed to be longer than the first claw shaft tube (2), and the first claw shaft tube is formed.
Both the forward and reverse tilling claws (25) and (24) having the same rotation diameter are attached to both (2) and the long second claw shaft cylinder (4), and two transmission systems (A) in the tilling transmission mechanism. The first tilling state in which the rotation direction of (B) can be switched by the forward / reverse switching mechanism (C), and the first pawl shaft cylinder (2) rotates forward and the second pawl shaft cylinder (4) rotates reversely. And the first claw shaft cylinder (2) is reversed and the second claw shaft cylinder
The rotary tilling device according to (4), wherein the dash deterrent force is made different from the second tilling state in which the rotator rotates forward.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002116548A JP3896302B2 (en) | 2002-04-18 | 2002-04-18 | Rotary tillage device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002116548A JP3896302B2 (en) | 2002-04-18 | 2002-04-18 | Rotary tillage device |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16610693A Division JPH06343301A (en) | 1993-06-10 | 1993-06-10 | Rotary tiller |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002330601A true JP2002330601A (en) | 2002-11-19 |
JP3896302B2 JP3896302B2 (en) | 2007-03-22 |
Family
ID=19194026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002116548A Expired - Fee Related JP3896302B2 (en) | 2002-04-18 | 2002-04-18 | Rotary tillage device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3896302B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114642091A (en) * | 2022-04-08 | 2022-06-21 | 安徽春风农林机械制造有限公司 | Rice field rotary tillage mechanism for four-wheel drive mini-tiller |
-
2002
- 2002-04-18 JP JP2002116548A patent/JP3896302B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114642091A (en) * | 2022-04-08 | 2022-06-21 | 安徽春风农林机械制造有限公司 | Rice field rotary tillage mechanism for four-wheel drive mini-tiller |
CN114642091B (en) * | 2022-04-08 | 2023-01-31 | 安徽春风农林机械制造股份有限公司 | Rice field rotary tillage mechanism for four-wheel drive mini-tiller |
Also Published As
Publication number | Publication date |
---|---|
JP3896302B2 (en) | 2007-03-22 |
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