JP2013064375A - Input operation device of engine - Google Patents
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- JP2013064375A JP2013064375A JP2011204216A JP2011204216A JP2013064375A JP 2013064375 A JP2013064375 A JP 2013064375A JP 2011204216 A JP2011204216 A JP 2011204216A JP 2011204216 A JP2011204216 A JP 2011204216A JP 2013064375 A JP2013064375 A JP 2013064375A
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Abstract
Description
本発明は、エンジンの入力操作装置に関し、詳しくは、ボスや入力操作レバー軸の損傷を抑制することができる、エンジンの入力操作装置に関する。 The present invention relates to an engine input operation device, and more particularly to an engine input operation device capable of suppressing damage to a boss and an input operation lever shaft.
従来、エンジンの入力操作装置として、ボスに入力操作レバー軸を挿通し、エンジン外側の入力操作レバー軸外端部に入力操作レバーを取り付け、エンジン内側の入力操作レバー軸内端部に出力レバーを取り付けたものがある(例えば、特許文献１参照)。
しかし、この従来技術では、ボスと入力操作レバー軸との間にエンジンオイルを進入させる手段を備えていないため、問題がある。
Conventionally, as an input operation device for an engine, an input operation lever shaft is inserted into a boss, an input operation lever is attached to the outer end portion of the input operation lever shaft outside the engine, and an output lever is attached to the inner end portion of the input operation lever shaft inside the engine. Some are attached (see, for example, Patent Document 1).
However, this conventional technique has a problem because it does not include means for allowing engine oil to enter between the boss and the input operation lever shaft.
《問題》 ボスや入力操作レバー軸が損傷するおそれがある。
ボスと入力操作レバー軸との間にエンジンオイルを進入させる手段を備えていないため、ボスと入力操作レバー軸とが潤滑不足となり、ボスや入力操作レバー軸に焼き付きやかじりが発生し、これらが損傷するおそれがある。
<Problem> The boss and input control lever shaft may be damaged.
Since there is no means for the engine oil to enter between the boss and the input operation lever shaft, the boss and the input operation lever shaft are insufficiently lubricated, and the boss and the input operation lever shaft are seized and galling. There is a risk of damage.
本発明の課題は、ボスや入力操作レバー軸の損傷を抑制することができる、エンジンの入力操作装置を提供することにある。 The subject of this invention is providing the input operation apparatus of an engine which can suppress damage to a boss | hub and an input operation lever axis | shaft.
請求項１に係る発明の発明特定事項は、次の通りである。
図１(Ｂ)に例示するように、ボス(１)に入力操作レバー軸(２)を挿通し、エンジン外側の入力操作レバー軸外端部(３)に入力操作レバー(４)を取り付け、エンジン内側の入力操作レバー軸内端部(５)に出力レバー(６)を取り付けた、エンジンの入力操作装置において、
図１(Ｂ)に例示するように、ボス(１)の周壁にオイル進入孔(７)(８)をあけ、エンジン内側からオイル進入孔(７)(８)を介してボス(１)と入力操作レバー軸(２)との間にエンジンオイルが進入するようにした、ことを特徴とするエンジンの入力操作装置。
Invention specific matters of the invention according to claim 1 are as follows.
As illustrated in FIG. 1B, the input operation lever shaft (2) is inserted into the boss (1), and the input operation lever (4) is attached to the outer end portion (3) of the input operation lever shaft outside the engine. In an engine input operation device having an output lever (6) attached to an inner end (5) of an input operation lever shaft inside the engine,
As illustrated in FIG. 1 (B), an oil entry hole (7) (8) is formed in the peripheral wall of the boss (1), and the boss (1) is connected to the boss (1) via the oil entry hole (7) (8) from the inside of the engine. An engine input operation device characterized in that engine oil enters between the input operation lever shaft (2).
(請求項１に係る発明)
請求項１に係る発明は、次の効果を奏する。
《効果》 ボスや入力操作レバー軸の損傷を抑制することができる。
図１(Ｂ)に例示するように、ボス(１)の周壁にオイル進入孔(７)(８)をあけ、エンジン内側からオイル進入孔(７)(８)を介してボス(１)と入力操作レバー軸(２)との間にエンジンオイルが進入するようにしたので、ボス(１)と入力操作レバー軸(２)の潤滑が促進され、ボス(１)や入力操作レバー軸(２)に焼き付きやかじりが生じ難く、ボス(１)や入力操作レバー軸(２)の損傷を抑制することができる。
(Invention of Claim 1)
The invention according to claim 1 has the following effects.
<Effect> It is possible to suppress damage to the boss and the input operation lever shaft.
As illustrated in FIG. 1 (B), an oil entry hole (7) (8) is formed in the peripheral wall of the boss (1), and the boss (1) is connected to the boss (1) via the oil entry hole (7) (8) from the inside of the engine. Since the engine oil enters between the input operation lever shaft (2), lubrication of the boss (1) and the input operation lever shaft (2) is promoted, and the boss (1) and the input operation lever shaft (2) ) Hardly cause seizure or galling, and damage to the boss (1) and the input operation lever shaft (2) can be suppressed.
(請求項２に係る発明)
請求項２に係る発明は、請求項１に係る発明の効果に加え、次の効果を奏する。
《効果》 ボスと入力レバー軸との間のエンジンオイルの保持性が高い。
図１(Ｂ)に例示するように、ボス(１)と入力操作レバー軸(２)との間に一対のオイルシール部(９ａ)(９ｂ)を設け、一方のオイルシール部(９ａ)をボス(１)のエンジン外側端部寄りに配置し、他方のオイルシール部(９ｂ)をボス(１)のエンジン内側端部寄りに配置し、この一対のオイルシール部(９ａ)(９ｂ)間で、オイル進入孔(７)(８)をボス(１)と入力操作レバー軸(２)との間に連通させたので、ボス(１)と入力操作レバー軸(２)との間に進入したエンジンオイルは、一対のオイルシール部(９ａ)(９ｂ)間に保持され、ボス(１)と入力操作レバー軸(２)との間のエンジンオイルの保持性が高い。
(Invention of Claim 2)
The invention according to
<Effect> Retainability of engine oil between the boss and the input lever shaft is high.
As illustrated in FIG. 1B, a pair of oil seal portions (9a) and (9b) are provided between the boss (1) and the input operation lever shaft (2), and one oil seal portion (9a) is provided. The boss (1) is disposed near the engine outer end, and the other oil seal portion (9b) is disposed near the engine inner end of the boss (1), between the pair of oil seal portions (9a) (9b). Since the oil entry holes (7) and (8) are communicated between the boss (1) and the input operation lever shaft (2), the oil entry holes (7) and (8) enter between the boss (1) and the input operation lever shaft (2). The engine oil thus held is held between the pair of oil seal portions (9a) and (9b), and the holding performance of the engine oil between the boss (1) and the input operation lever shaft (2) is high.
(請求項３に係る発明)
請求項３に係る発明は、請求項１または請求項２に係る発明の効果に加え、次の効果を奏する。
《効果》 一対のオイルシールの間に偏りなくエンジンオイルが供給される。
図１(Ｂ)に例示するように、オイル進入孔(７)(８)を一対設け、一方のオイル進入孔(７)はボス(１)のエンジン外側端部寄りでボス(１)と入力操作レバー軸(２)との間に連通させ、他方のオイル進入孔(８)はボス(１)のエンジン内側端部寄りでボス(１)と入力操作レバー軸(２)との間に連通させたので、ボス(１)のエンジン外側端部寄りとエンジン内側端部寄りにオイル進入孔(７)(８)からエンジンオイルが進入し、一対のオイルシール(９ａ)(９ｂ)の間に偏りなくエンジンオイルが供給される。
(Invention of Claim 3)
The invention according to
<Effect> Engine oil is supplied without a bias between a pair of oil seals.
As illustrated in FIG. 1B, a pair of oil entry holes (7) and (8) are provided, and one oil entry hole (7) is input to the boss (1) near the engine outer end of the boss (1). The other oil entry hole (8) communicates between the boss (1) and the input operation lever shaft (2) near the engine inner end of the boss (1). As a result, the engine oil enters the oil bosses (7) and (8) near the engine outer end and the engine inner end of the boss (1), and between the pair of oil seals (9a) and (9b). Engine oil is supplied evenly.
(請求項４に係る発明)
請求項４に係る発明は、請求項１から請求項３のいずれかに係る発明の効果に加え、次の効果を奏する。
《効果》 ボスや入力操作レバー軸の損傷抑制機能が顕在化する。
図１(Ｂ)に例示するように、入力操作レバー軸(２)の操作頻度が高い調速操作装置(１１)に用いるため、ボス(１)や入力操作レバー軸(２)の損傷抑制機能が顕在化する。
(Invention of Claim 4)
The invention according to
<Effect> The damage suppression function of the boss and the input operation lever shaft becomes obvious.
As illustrated in FIG. 1B, the damage control function of the boss (1) and the input operation lever shaft (2) is used for the speed control device (11) having a high operation frequency of the input operation lever shaft (2). Becomes apparent.
図１〜図３は本発明の実施形態に係るエンジンの入力操作装置を説明する図であり、この実施形態では、ディーゼルエンジンの燃料調量部の入力操作装置について説明する。 1-3 is a figure explaining the input operation apparatus of the engine which concerns on embodiment of this invention, and this embodiment demonstrates the input operation apparatus of the fuel metering part of a diesel engine.
図３に示すように、エンジンのポンプ収容室(１２)の前部にギヤケース(１３)を設け、ポンプ収容室(１２)に燃料噴射ポンプ(１４)を収容し、ギヤケース(１３)に一対の入力操作装置を取り付けている。一方の入力操作装置は、調速操作装置(１１)で、ガバナスプリング(１０)を介してガバナレバー(１５)を連動連結し、エンジン回転速度を設定する。他方の入力操作装置は、エンジン停止操作装置(１６)で、燃料噴射ポンプ(１４)の燃料調量ラック(１７)を燃料無噴射位置まで移動させ、エンジンを停止させる。 As shown in FIG. 3, a gear case (13) is provided in the front part of the pump housing chamber (12) of the engine, a fuel injection pump (14) is housed in the pump housing chamber (12), and a pair of gear cases (13) are paired. An input operation device is installed. One input operating device is a speed control operating device (11), which interlocks the governor lever (15) via a governor spring (10) to set the engine speed. The other input operating device is the engine stop operating device (16), which moves the fuel metering rack (17) of the fuel injection pump (14) to the non-fuel injection position to stop the engine.
調速操作装置(１１)の構成は、次の通りである。
図１(Ｂ)に示すように、ボス(１)に入力操作レバー軸(２)を挿通し、エンジン外側の入力操作レバー軸外端部(３)に入力操作レバー(４)を取り付け、エンジン内側の入力操作レバー軸内端部(５)に出力レバー(６)を取り付けている。
図１(Ｂ)に示すように、ボス(１)の周壁にオイル進入孔(７)(８)をあけ、エンジン内側からオイル進入孔(７)(８)を介してボス(１)と入力操作レバー軸(２)との間にエンジンオイルが進入するようにしている。
The configuration of the speed control device (11) is as follows.
As shown in FIG. 1B, the input operation lever shaft (2) is inserted into the boss (1), and the input operation lever (4) is attached to the outer end portion (3) of the input operation lever shaft outside the engine. An output lever (6) is attached to the inner input operation lever shaft inner end (5).
As shown in Fig. 1 (B), oil entry holes (7), (8) are made in the peripheral wall of the boss (1), and the boss (1) is input from the inside of the engine via the oil entry holes (7, 8). Engine oil enters between the control lever shaft (2).
図２に示すように、調速操作装置(１１)は、ギヤケース(１３)に装着する蓋体(１８)に取り付けられている。
ボス(１)をギヤケース(１３)に装着する蓋体(１８)に形成し、エンジン外側であるギヤケース(１３)外側の入力操作レバー軸外端部(３)に調速用の入力操作レバー(４)を取り付け、エンジン内側であるギヤケース(１３)内側の入力操作レバー軸内端部(５)に調速用の出力レバー(６)を取り付けている。出力レバー(６)はトルクスプリング(１９)で燃料減量方向に付勢されている。オイル進入孔(７)(８)は、ボス(１)の外周面から内周面に向けて上り傾斜させている。
As shown in FIG. 2, the speed control device (11) is attached to a lid (18) attached to the gear case (13).
The boss (1) is formed on the lid (18) to be mounted on the gear case (13), and the input operation lever for adjusting the speed ( 4) is attached, and an output lever (6) for speed control is attached to the inner end (5) of the input operation lever shaft inside the gear case (13) which is inside the engine. The output lever (6) is urged by a torque spring (19) in the fuel decreasing direction. The oil entry holes (7) and (8) are inclined upward from the outer peripheral surface of the boss (1) toward the inner peripheral surface.
図１(Ｂ)に示すように、ボス(１)と入力操作レバー軸(２)との間に一対のオイルシール部(９ａ)(９ｂ)を設け、一方のオイルシール部(９ａ)をボス(１)のエンジン外側端部寄りに配置し、他方のオイルシール部(９ｂ)をボス(１)のエンジン内側端部寄りに配置し、この一対のオイルシール部(９ａ)(９ｂ)間で、オイル進入孔(７)(８)をボス(１)と入力操作レバー軸(２)との間に連通させている。
図１(Ｂ)に示すように、オイル進入孔(７)(８)を一対設け、一方のオイル進入孔(７)はボス(１)のエンジン外側端部寄りでボス(１)と入力操作レバー軸(２)との間に連通させ、他方のオイル進入孔(８)はボス(１)のエンジン内側端部寄りでボス(１)と入力操作レバー軸(２)との間に連通させている。
図１(Ｂ)に示すように、この調速操作装置(１１)は、出力レバー(６)にガバナスプリング(１０)を連結している。
オイルシール部(９ａ)(９ｂ)には、全体が弾性変形する断面Ｘ型のスクイーズパッキンが用いられている。
As shown in FIG. 1 (B), a pair of oil seal portions (9a) (9b) are provided between the boss (1) and the input operation lever shaft (2), and one oil seal portion (9a) is connected to the boss. (1) is arranged near the outer end of the engine, and the other oil seal (9b) is arranged near the inner end of the engine of the boss (1), and between the pair of oil seals (9a, 9b) The oil entry holes (7) and (8) are communicated between the boss (1) and the input operation lever shaft (2).
As shown in FIG. 1 (B), a pair of oil entry holes (7) and (8) are provided, and one oil entry hole (7) is near the engine outer end of the boss (1) and input operation with the boss (1). The other oil entry hole (8) is communicated between the boss (1) and the input operation lever shaft (2) near the engine inner end of the boss (1). ing.
As shown in FIG. 1B, the governing device (11) has a governor spring (10) connected to an output lever (6).
For the oil seal portions (9a) and (9b), squeeze packing having an X-shaped cross section that is elastically deformed entirely is used.
図２、図３に示すエンジン停止装置(１６)も、調速操作装置(１１)と同様の構造を備えている。
すなわち、エンジン停止装置(１６)も、ボス(１)に入力操作レバー軸(２)を挿通し、エンジン外側の入力操作レバー軸外端部(３)に入力操作レバー(４)を取り付け、エンジン内側の入力操作レバー軸内端部(５)に出力レバー(６)を取り付け、ボス(１)の周壁にオイル進入孔(７)(８)をあけ、エンジン内側からオイル進入孔(７)(８)を介してボス(１)と入力操作レバー軸(２)との間にエンジンオイルが進入するようにしている。
エンジン停止装置(１６)も、調速操作装置(１１)と同様、ギヤケース(１３)に装着する蓋体(１８)に取り付けられている。
ボス(１)をギヤケース(１３)に装着する蓋体(１８)に形成し、エンジン外側であるギヤケース(１３)外側の入力操作レバー軸外端部(３)にエンジン停止用の入力操作レバー(４)を取り付け、エンジン内側であるギヤケース(１３)内側の入力操作レバー軸内端部(５)にエンジン停止用の出力レバー(６)を取り付けている。出力レバー(６)はトルクスプリング(１９)で燃料増量方向に付勢されている。
図２、図３中、エンジン停止装置(１６)の要素のうち、調速操作装置(１１)と同一の要素には同一の符号を付しておく。
The engine stop device (16) shown in FIGS. 2 and 3 also has the same structure as the speed control device (11).
That is, the engine stop device (16) also has the input operation lever shaft (2) inserted through the boss (1), the input operation lever shaft (4) is attached to the outer end portion (3) of the input operation lever shaft outside the engine, The output lever (6) is attached to the inner input operation lever shaft inner end (5), the oil entry hole (7) (8) is made in the peripheral wall of the boss (1), and the oil entry hole (7) ( The engine oil enters between the boss (1) and the input operation lever shaft (2) via 8).
The engine stop device (16) is also attached to a lid (18) attached to the gear case (13), like the speed control device (11).
The boss (1) is formed on a lid (18) to be mounted on the gear case (13), and an input operation lever (for engine stop) (3) on the outer side of the input operation lever shaft (3) outside the gear case (13) outside the engine. 4) is attached, and an output lever (6) for stopping the engine is attached to the inner end (5) of the input operation lever shaft inside the gear case (13) which is inside the engine. The output lever (6) is biased in the direction of fuel increase by a torque spring (19).
2 and 3, the same reference numerals are assigned to the same elements of the engine stop device (16) as those of the speed control device (11).
(１) ボス
(２) 入力操作レバー軸
(３) 入力操作レバー軸外端部
(４) 入力操作レバー
(５) 入力操作レバー軸内端部
(６) 出力レバー
(７) オイル進入孔
(８) オイル進入孔
(９ａ) オイルシール部
(９ｂ) オイルシール部
(１０) ガバナスプリング
(１１) 調速操作装置
(1) Boss
(2) Input operation lever shaft
(3) Input control lever shaft outer end
(4) Input operation lever
(5) Inner end of input control lever shaft
(6) Output lever
(7) Oil entry hole
(8) Oil entry hole
(9a) Oil seal part
(9b) Oil seal
(10) Governor spring
(11) Speed control device
Claims (4)
ボス(１)の周壁にオイル進入孔(７)(８)をあけ、エンジン内側からオイル進入孔(７)(８)を介してボス(１)と入力操作レバー軸(２)との間にエンジンオイルが進入するようにした、ことを特徴とするエンジンの入力操作装置。 Insert the input operation lever shaft (2) into the boss (1), attach the input operation lever (4) to the outer end portion (3) of the input operation lever shaft outside the engine, 5) In the engine input operation device with the output lever (6) attached to
Open an oil entry hole (7), (8) in the peripheral wall of the boss (1), and between the boss (1) and the input operation lever shaft (2) via the oil entry hole (7), (8) from the inside of the engine. An input operation device for an engine, characterized in that engine oil enters.
ボス(１)と入力操作レバー軸(２)との間に一対のオイルシール部(９ａ)(９ｂ)を設け、一方のオイルシール部(９ａ)をボス(１)のエンジン外側端部寄りに配置し、他方のオイルシール部(９ｂ)をボス(１)のエンジン内側端部寄りに配置し、この一対のオイルシール部(９ａ)(９ｂ)間で、オイル進入孔(７)(８)をボス(１)と入力操作レバー軸(２)との間に連通させた、ことを特徴とするエンジンの入力操作装置。 The engine input operation device according to claim 1,
A pair of oil seal portions (9a) and (9b) are provided between the boss (1) and the input operation lever shaft (2), and one oil seal portion (9a) is located closer to the outer end of the engine of the boss (1). The other oil seal portion (9b) is disposed near the engine inner end of the boss (1), and the oil entry hole (7) (8) is interposed between the pair of oil seal portions (9a) (9b). An input operation device for an engine, characterized in that a boss (1) and an input operation lever shaft (2) communicate with each other.
オイル進入孔(７)(８)を一対設け、一方のオイル進入孔(７)はボス(１)のエンジン外側端部寄りでボス(１)と入力操作レバー軸(２)との間に連通させ、他方のオイル進入孔(８)はボス(１)のエンジン内側端部寄りでボス(１)と入力操作レバー軸(２)との間に連通させた、ことを特徴とするエンジンの入力操作装置。 In the input operation device for the engine according to claim 1 or 2,
A pair of oil entry holes (7) and (8) are provided, and one oil entry hole (7) communicates between the boss (1) and the input operation lever shaft (2) near the outer end of the boss (1). The other oil entry hole (8) is connected between the boss (1) and the input operation lever shaft (2) near the engine inner end of the boss (1). Operating device.
出力レバー(６)にガバナスプリング(１０)を連結する調速操作装置(１１)に用いる、ことを特徴とするエンジンの入力操作装置。 The input operation device for an engine according to any one of claims 1 to 3,
An input operation device for an engine, characterized by being used for a speed control device (11) in which a governor spring (10) is connected to an output lever (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011204216A JP2013064375A (en) | 2011-09-20 | 2011-09-20 | Input operation device of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011204216A JP2013064375A (en) | 2011-09-20 | 2011-09-20 | Input operation device of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2013064375A true JP2013064375A (en) | 2013-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011204216A Pending JP2013064375A (en) | 2011-09-20 | 2011-09-20 | Input operation device of engine |
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| Country | Link |
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| JP (1) | JP2013064375A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021066945A (en) * | 2019-10-28 | 2021-04-30 | 株式会社クボタ | Engine exterior part, and manufacturing method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56118959U (en) * | 1980-02-14 | 1981-09-10 | ||
| JPS58104357U (en) * | 1982-01-11 | 1983-07-15 | 株式会社クボタ | Fuel injection amount limiting device for fuel injection engines |
| JP2002054608A (en) * | 2000-08-08 | 2002-02-20 | Hitachi Constr Mach Co Ltd | Hydraulic cylinder, and hydraulic cylinder drive unit |
-
2011
- 2011-09-20 JP JP2011204216A patent/JP2013064375A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56118959U (en) * | 1980-02-14 | 1981-09-10 | ||
| JPS58104357U (en) * | 1982-01-11 | 1983-07-15 | 株式会社クボタ | Fuel injection amount limiting device for fuel injection engines |
| JP2002054608A (en) * | 2000-08-08 | 2002-02-20 | Hitachi Constr Mach Co Ltd | Hydraulic cylinder, and hydraulic cylinder drive unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021066945A (en) * | 2019-10-28 | 2021-04-30 | 株式会社クボタ | Engine exterior part, and manufacturing method thereof |
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