JPS61166726A - Transmission for tractor - Google Patents

Transmission for tractor

Info

Publication number
JPS61166726A
JPS61166726A JP60054710A JP5471085A JPS61166726A JP S61166726 A JPS61166726 A JP S61166726A JP 60054710 A JP60054710 A JP 60054710A JP 5471085 A JP5471085 A JP 5471085A JP S61166726 A JPS61166726 A JP S61166726A
Authority
JP
Japan
Prior art keywords
transmission
driven shaft
gear
shaft
pto
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
Application number
JP60054710A
Other languages
Japanese (ja)
Inventor
キム　イウイ　ハン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LS Corp
Original Assignee
Gold Star Cable Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gold Star Cable Co Ltd filed Critical Gold Star Cable Co Ltd
Publication of JPS61166726A publication Critical patent/JPS61166726A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D51/00—Motor vehicles characterised by the driver not being seated
    • B62D51/04—Motor vehicles characterised by the driver not being seated the driver walking
    • B62D51/06—Uniaxle walk-type tractors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Structure Of Transmissions (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】 ［産業上の利用分野］ 本発明は　走行変速機構及びＰＴＯ変速機構を備えたＰ
ＴＯｌ−ラフタートランスミッションに関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention is directed to a PTO equipped with a traveling transmission mechanism and a PTO transmission mechanism.
TOl - Concerning rough transmission.

［従来の技術］ 従来この種のトランスミッションにおいては第４図の図
示のように主クラッチに依って　エンジンに連結する駆
動軸（Ａ）の上下に走行変速被動軸（Ｂ）と　ＰＴＯ変
速被動軸（Ｃ）を−直線上に配置した方法と、第５図（
力）　（す）に示すように主クラッチに依うて　エンジ
ンに連結する駆動軸（Ａ）を円筒型に構成して中央にＰ
ＴＯ変速被動軸（Ｃ）を挿通設置し、その直下部に走行
変速被動軸（Ｂ）を設置した方法があり、これらのトラ
ンスミッションは走行変速機構とＰＴＯ変速機構を各々
別々に取付は走行後進軸（Ｃ）を別個に設置していた。[Prior Art] Conventionally, in this type of transmission, as shown in Fig. 4, a driving shaft (A) connected to the engine by a main clutch has a driving shaft (B) and a PTO shifting driven shaft ( C) is arranged on the - straight line and Fig. 5 (
Power) As shown in (S), the drive shaft (A) connected to the engine by the main clutch is configured in a cylindrical shape, with a P
There is a method in which the TO transmission driven shaft (C) is inserted and installed, and the traveling transmission driven shaft (B) is installed directly below it.In these transmissions, the traveling transmission mechanism and the PTO transmission mechanism are installed separately. (C) was installed separately.

［発明が解決しようとする問題点］ したがって構造面に於て甚だ、煩雑でありトランスミッ
ションの全高が高くなって、トランスミッションの地上
高が高くなり特に運転席の運転者の足踏み部位が***し
て運転時に於て甚だ不便を来す不都合があった。[Problems to be Solved by the Invention] Therefore, the structure is extremely complicated, and the overall height of the transmission is high, which increases the ground clearance of the transmission and makes it difficult to drive, especially when the foot pedal of the driver in the driver's seat is raised. At times, there were inconveniences that caused severe inconvenience.

［発明の目的］ 本発明は　このような従来の諸欠点を解消すべく駆動軸
と走行変速被動軸及びＰＴＯ変連変動被動軸角配置して
、各変速機構の一部を兼用させることに依って構造の簡
素化及び全高の低下に依る地上高の上昇並びに運転席の
低下を図るものである。[Object of the Invention] In order to eliminate these conventional drawbacks, the present invention is based on arranging the angles of the drive shaft, traveling transmission driven shaft, and PTO variable transmission variable driven shaft so that each transmission mechanism can be used for a part of the same. The aim is to simplify the structure and lower the overall height to increase ground clearance and lower the driver's seat.

［問題点を解決するための手段］ この目的を達成するためにこの発明は、変速歯車が固定
された駆動軸（Ａ）とシンクロメツシュ機構に依って接
離する変速歯車が取り付けられた、走行変速被動軸（Ｂ
）とＰＴＯ変速被動軸（Ｃ）を三角配置し、走行変速被
動軸（Ｂ）の中間部にはシンクロメッシュ機構（１７）
に依って接離可能な後進歯車（１８）をＰＴＯ変速被動
軸（Ｃ）の中間部に固定された、後進伝動歯車（１９）
に恒時噛合うように取り付けＰＴＯ変速被動軸（Ｃ）と
出力軸（Ｆ）を連結する伝動軸（Ｅ）を上記の被動軸（
Ｅ）（Ｃ）の下部に取り付けてなることを特徴としてい
る。[Means for Solving the Problems] In order to achieve this object, the present invention provides a drive shaft (A) to which the speed change gear is fixed, and a speed change gear that moves into and out of contact with the drive shaft (A) by a synchromesh mechanism. Traveling speed change driven shaft (B
) and the PTO shift driven shaft (C) are arranged in a triangle, and a synchromesh mechanism (17) is located in the middle of the traveling shift driven shaft (B).
A reverse transmission gear (19) in which a reverse gear (18) that can be brought into and out of contact with the PTO transmission gear (18) is fixed to the intermediate portion of the PTO transmission driven shaft (C).
Install the transmission shaft (E) that connects the PTO variable speed driven shaft (C) and the output shaft (F) so that it constantly meshes with the driven shaft (
E) It is characterized by being attached to the lower part of (C).

［実施例］ これを以下図面を参照して詳細に説明する。[Example] This will be explained in detail below with reference to the drawings.

本発明に依り、主クラッチ（ＭＣ）に依って駆動軸（Ａ
）に運動する走行変速被動軸（Ｂ）及びＰＴＯ変速被動
軸（Ｃ）を三角配置する。According to the present invention, the drive shaft (A) is controlled by the main clutch (MC).
) A traveling transmission driven shaft (B) and a PTO transmission driven shaft (C) are arranged in a triangle.

走行変速被動軸（Ｂ）をＰＴＯ変速被動軸（Ｃ）には、
各々駆動軸（Ａ）に固定される一段、二段、三段、四段
変速歯車（１）（２）（３）（４）に噛合う、一段、二
段、三段、四段変速歯車（５）（６）（７）（８）及び
（９）（１０）（１１）（１２）をシンクロメッシュ機
構（１３）　　（１４）及び（１５）　　（１６）に依
って選択的に運動可能に設置する。The traveling speed change driven shaft (B) is connected to the PTO speed change driven shaft (C).
1st, 2nd, 3rd, and 4th speed gears that mesh with the 1st, 2nd, 3rd, and 4th speed gears (1), (2), (3), and (4) fixed to the drive shaft (A), respectively. (5) (6) (7) (8) and (9) (10) (11) (12) can be selectively moved by synchromesh mechanisms (13) (14) and (15) (16) to be installed.

走行変速被動軸（Ｂ）の中間部にはシンクロメツシュ機
構（１７）に依って被動軸（Ｂ）に接離する後進歯車（
１８）をＰＴＯ変速被動軸（Ｃ）の中間部に固定された
後進歯車（１９）に恒時噛合うように設置される。A reverse gear (
18) is installed so as to permanently mesh with the reverse gear (19) fixed to the intermediate portion of the PTO transmission driven shaft (C).

走行変速被動軸（Ｂ）の後端部には差動機構（２１）噛
合う、ベベル歯車（２０）が固定された走行出力軸（Ｄ
）を同軸上に隔離配置し、被動軸（Ｂ）の後端には減速
歯車（２２）を固定し出力軸（Ｄ＞の先端には減速出力
歯車（２３）を被動軸に接離可能に構成する。A traveling output shaft (D) is fixed to a bevel gear (20) that meshes with a differential mechanism (21) at the rear end of the traveling speed driven shaft (B).
) are arranged in isolation on the same axis, a reduction gear (22) is fixed to the rear end of the driven shaft (B), and a reduction output gear (23) is attached to and detachable from the driven shaft at the tip of the output shaft (D>). Configure.

ＰＴＯ変速被動軸（Ｃ）の後端下部には、ＰＴＯ伝動軸
（Ｅ）を配置して伝動歯車（２４）（２５に連結し伝動
軸（Ｅ）の後端部には、ＰＴＯ出力軸（Ｆ）を配置して
出力歯車（２６）（２７）に連結する。A PTO transmission shaft (E) is arranged at the lower rear end of the PTO transmission driven shaft (C) and connected to the transmission gears (24) (25). F) and connect it to the output gears (26) and (27).

ＰＴＯ伝動軸（Ｅ）の先端を延長し、その延長部（Ｅ゛
）には、上記の減速歯車（２２）に恒時噛合う歯車（２
８）と、上記減速出力歯車（２３）に選択的に噛合う歯
車（２９）を有する減速遊動歯車（３０）が遊挿設置さ
れる。The tip of the PTO transmission shaft (E) is extended, and the extended portion (E゛) has a gear (2) that permanently meshes with the reduction gear (22).
8) and a reduction idle gear (30) having a gear (29) that selectively meshes with the reduction output gear (23) are loosely inserted.

上記走行変速被動軸（Ｂ）と、ＰＴＯ変速被動軸（Ｃ）
及びＰＴＯ伝動軸（Ｅ）は逆三角配置して上記駆動軸（
Ａ）と被動軸（Ｂ）（Ｃ）の三角配置に依るトランスミ
ッション全高の低下と共にハウジング（Ｈ）の運転席に
該当する部位（Ｓ）の低下を図るのである。The above traveling speed change driven shaft (B) and PTO speed change driven shaft (C)
And the PTO transmission shaft (E) is arranged in an inverted triangle and connected to the above drive shaft (
A) and the triangular arrangement of the driven shafts (B) and (C) reduce the overall height of the transmission as well as the portion (S) corresponding to the driver's seat of the housing (H).

このように構成される、本発明は上記駆動軸（Ａ）に固
定される一段〜四段歯車（１）（２）（３）（４）に走
行変速被動軸（Ｂ）の変速歯車（５）（６）（７）（８
）とＰＴＯ変速被動軸（Ｃ）の変速歯車（９）（１０）
（１１）（１２）をシンクロメツシュ機構（１３）　　
（１４）及び（１５）（１６）に依って選択的に運動さ
せることによって走行四段変速とＰＴＯ四段変速を行い
、走行変速に於ては上記被動軸（Ｂ）後端の減速歯車（
２２）と減速出力歯車（２３）を直接連結する高速状態
と減速遊動歯車（２Ｂ）　　（２９）を介して連結する
低速状態の二段変速に依って高速四段、低速四段のへ段
変速に構成される。The present invention configured as described above is such that the speed change gear (5) of the traveling speed change driven shaft (B) is attached to the first to four speed gears (1), (2), (3), and (4) fixed to the drive shaft (A). )(6)(7)(8
) and the speed change gears (9) (10) of the PTO speed change driven shaft (C)
(11) (12) Synchronized mesh mechanism (13)
By selectively moving according to (14), (15), and (16), a four-speed traveling gear shift and a four-stage PTO gear shifting are performed.In traveling gear shifting, the reduction gear (
22) and the reduction output gear (23) are directly connected, and a low speed state is connected via the reduction idle gear (2B) (29). It is composed of

ＰＴＯ動力はＰＴＯ変速被動軸（Ｃ）がら伝動歯車（２
４）（２５）を介して伝動軸（Ｅ）に伝えられここで歯
車（２６）（２７）を介してＰＴＯ出力軸（Ｆ）に伝達
される。The PTO power is transmitted from the PTO variable speed driven shaft (C) to the transmission gear (2
4) is transmitted to the transmission shaft (E) via (25), and then transmitted to the PTO output shaft (F) via gears (26) and (27).

走行動力は前進時は走行変速被動軸（Ｂ）から直接走行
出力軸（Ｄ）に伝えられるか（高速四段）、被動軸（Ｂ
）から減速歯車（２２）、遊動歯車（２８）　　（２９
）及び出力歯車（２３）を介して出力軸（Ｄ）に伝えら
れ、ここでベベル歯車（２０）から差動機構（２１）に
伝えられる。When moving forward, the traveling power is transmitted directly from the traveling gear shift driven shaft (B) to the traveling output shaft (D) (high-speed 4-speed), or the driven shaft (B)
) to reduction gear (22), floating gear (28) (29
) and the output gear (23) to the output shaft (D), where it is transmitted from the bevel gear (20) to the differential mechanism (21).

この時、被動軸（Ｂ）の中間部に取付けられた後進歯車
（１８）はシンクロメツシュ機構（１７）に依って被動
軸（Ｂ）から解脱された状態である。At this time, the reverse gear (18) attached to the intermediate portion of the driven shaft (B) is released from the driven shaft (B) by the synchromesh mechanism (17).

後進時は変速歯車（５）（６）（７＞（８）を全部被動
軸（Ｂ）から解説させ後進歯車（１８）を被動軸（Ｂ）
に運動するようにした状態からＰＴｏ変速被動軸（Ｃ）
を変速歯車（９）（１０）（１１）　　（１２）に依っ
て四段変速駆動させるとＰＴＯ動力がＰＴＯ変速被動軸
（Ｃ）の中間部に取付けられた、後進伝動歯車（１９）
から後進歯車（１８）を介して走行変速被動軸（Ｂ）に
後進方向に伝達され出力軸（Ｄ）に伝動される。ここで
ＰＴＯ出力軸（Ｆ）には上記の経路を経て駆動され、走
行動力は上記減速歯車（２２）、減速出力歯車（２３）
及び遊動歯車（２８）　　（２９）の状態に依って、二
段変速されるので高速四段後進変速、低速四段後進変速
が行われる。When going backwards, explain all gears (5), (6), (7>(8)) from the driven shaft (B), and move the reverse gear (18) to the driven shaft (B).
PTo shift driven shaft (C) from the state where it moves to
When the PTO power is driven in four stages by the transmission gears (9), (10), (11), and (12), the reverse transmission gear (19) is attached to the intermediate portion of the PTO transmission driven shaft (C).
The signal is transmitted in the reverse direction to the traveling speed change driven shaft (B) via the reverse gear (18), and then to the output shaft (D). Here, the PTO output shaft (F) is driven through the above path, and the running power is transmitted to the reduction gear (22) and the reduction output gear (23).
Depending on the state of the idler gears (28) and (29), two-speed gear shifting is performed, resulting in a high-speed four-speed reverse gear shift and a low-speed four-stage reverse gear shift.

［発明の効果］ 以上のように本発明に依ると走行前後進各へ段とＰＴＯ
四段変速が行われるのであって、駆動軸（Ａ）と走行及
びＰＴＯ被動軸（Ｂ）（Ｃ）を三角配置して走行及びＰ
ＴＯ被動軸（Ｂ）（Ｃ）とＰＴＯ伝動軸（Ｅ）を逆三角
配置したことに依ってトランスミッションの全高が低く
なり、特に運転席に該当するハウジング部位（Ｓ）が、
低くなることによってトラクターの地上高の上昇並びに
全高の低下が可能であり、依って運転席を便利にするこ
とができる。[Effects of the Invention] As described above, according to the present invention, the PTO
A four-speed transmission is performed, and the driving shaft (A) and the traveling and PTO driven shafts (B) and (C) are arranged in a triangle.
Due to the inverted triangular arrangement of the TO driven shafts (B) and (C) and the PTO transmission shaft (E), the overall height of the transmission is reduced, especially the housing part (S) corresponding to the driver's seat.
By lowering the height, it is possible to increase the ground clearance of the tractor and reduce the overall height, thereby making the driver's seat more convenient.

また、本発明に於て走行後進軸を別個に設置せず走行変
速被動軸（Ｂ）の中間部に被動軸（Ｂ）と接離可能な後
進歯車（１７）を取り付け、ＰＴＯ変速被動軸（Ｃ）の
中間部に取り付けられた後進歯車（１９）に噛合わせＰ
ＴＯ動力から走行後□ 進変速を行うように構成されるので構造を簡素化する効
果を呈する。In addition, in the present invention, the traveling reverse gear shaft (B) is not installed separately, but a reverse gear (17) that can come into contact with and separate from the driven shaft (B) is attached to the middle part of the traveling gear shifting driven shaft (B), and the PTO shifting driven shaft ( P meshes with the reverse gear (19) attached to the intermediate part of C).
Since the vehicle is configured to change gears after traveling from TO power, it has the effect of simplifying the structure.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は　本発明に依るトランスミッションの側断面図
。 第２図（力）（す）（夕）は　第１図のか−か線、な−
な線及びたーた線の断面図。 第３図は　第２図（力）のら−ら線及び第２図（り）の
ま−ま線に沿って展開図示した平面図。 第４図は　従来のトランスミッションの一例を図示する
部分縦断面図。 第５図（力）（す）は　従来のトランスミッションの他
の例を示す部分縦断面図及び側面図である。 図面に於て、 Ａ：駆動軸、Ｂ：走行変速被動軸、Ｃ：　ＰＴＯ変速被
動軸、Ｄ＝走行出力軸、Ｆ　：　ＰＴＯ出力軸、１７；
シンクロメツシュ機構、１８：後進歯車、１９：後進伝
動歯車FIG. 1 is a side sectional view of a transmission according to the present invention. Figure 2 (power) (su) (yu) is the ka- or line in figure 1.
A cross-sectional view of a line and a line. FIG. 3 is a plan view developed along the parallel line of FIG. 2 (force) and the circle line of FIG. 2 (ri). FIG. 4 is a partial longitudinal sectional view illustrating an example of a conventional transmission. FIG. 5 is a partial vertical sectional view and a side view showing another example of a conventional transmission. In the drawings, A: Drive shaft, B: Travel shift driven shaft, C: PTO shift driven shaft, D = Travel output shaft, F: PTO output shaft, 17;
Synchronous mesh mechanism, 18: Reverse gear, 19: Reverse transmission gear

Claims (1)

【特許請求の範囲】[Claims] 変速歯車が固定された駆動軸（Ａ）とシンクロメッシュ
機構に依って接離する変速歯車が取り付けられた、走行
変速被動軸（Ｂ）とＰＴＯ変速被動軸（Ｃ）を三角配置
し、走行変速被動軸（Ｂ）の中間部にはシンクロメッシ
ュ機構（１７）に依って接離可能な後進歯車（１８）を
ＰＴＯ変速被動軸（Ｃ）の中間部に固定された、後進伝
動歯車（１９）に恒時噛合うように取り付けＰＴＯ変速
被動軸（Ｃ）と出力軸（Ｆ）を連結する伝動軸（Ｅ）を
上記の被動軸（Ｅ）（Ｃ）の下部に取り付けてなるトラ
クターのトランスミッション。The driving shaft (A) to which the speed change gear is fixed, the travel speed change driven shaft (B) and the PTO speed change driven shaft (C), to which the speed change gears that move toward and away from each other through a synchromesh mechanism are attached, are arranged triangularly, and the travel speed change is performed. A reverse gear (18) that can be brought into and out of contact with the intermediate part of the driven shaft (B) by a synchromesh mechanism (17) is fixed to the intermediate part of the PTO variable speed driven shaft (C), and a reverse transmission gear (19). A tractor transmission in which a transmission shaft (E) connecting a PTO variable speed driven shaft (C) and an output shaft (F) is attached to the lower part of the driven shafts (E) and (C) so as to be permanently engaged with each other.
JP60054710A 1984-10-30 1985-03-20 Transmission for tractor Pending JPS61166726A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR84-6747 1984-10-30
KR1019840006747A KR860003135A (en) 1984-10-30 1984-10-30 Transmission of tractor

Publications (1)

Publication Number Publication Date
JPS61166726A true JPS61166726A (en) 1986-07-28

Family

ID=19235967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60054710A Pending JPS61166726A (en) 1984-10-30 1985-03-20 Transmission for tractor

Country Status (3)

Country Link
JP (1) JPS61166726A (en)
KR (1) KR860003135A (en)
IT (1) IT1200600B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6241227U (en) * 1985-08-30 1987-03-12

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720410U (en) * 1980-07-10 1982-02-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720410U (en) * 1980-07-10 1982-02-02

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6241227U (en) * 1985-08-30 1987-03-12
JPH0243782Y2 (en) * 1985-08-30 1990-11-21

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KR860003135A (en) 1986-05-21
IT8520220A0 (en) 1985-04-04
IT1200600B (en) 1989-01-27

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