JPS60201150A - Working control device - Google Patents

Working control device

Info

Publication number
JPS60201150A
JPS60201150A JP5518284A JP5518284A JPS60201150A JP S60201150 A JPS60201150 A JP S60201150A JP 5518284 A JP5518284 A JP 5518284A JP 5518284 A JP5518284 A JP 5518284A JP S60201150 A JPS60201150 A JP S60201150A
Authority
JP
Japan
Prior art keywords
operating rod
rod
operating
casing
control device
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
JP5518284A
Other languages
Japanese (ja)
Inventor
Itaru Ootakuma
太田隈　到
Kiyotaka Hamaoka
浜岡　清隆
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.)
Shinmaywa Industries Ltd
Original Assignee
Shin Meiva Industry 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 Shin Meiva Industry Ltd filed Critical Shin Meiva Industry Ltd
Priority to JP5518284A priority Critical patent/JPS60201150A/en
Publication of JPS60201150A publication Critical patent/JPS60201150A/en
Pending legal-status Critical Current

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  • Gear-Shifting Mechanisms (AREA)

Abstract

PURPOSE:To lessen the operating force by inserting operating rods in a sliding hole of a casing and an insertion hole of a working rod, and disposing the first and second engaging means therebetween. CONSTITUTION:A working rod 11 provided with a worked member is slidably inserted in a sliding hole 16 of a casing 7, and an operating rod 18 is slidably inserted in a sliding hole 17 of the winding rod 11. The first engaging means 19 for selectively engaging the working rod 11 with the operating rod 18 or the working rod 11 with the casing 7, and the second engaging means 20 for selectively engaging the working rod 11 with the operating rod 18 or the working rod with the casing 7 are disposed between the rods. In this arrangement, a stopper device is removed from working control device, and a worked member can be operated only by operating the operating rod 10 to lessen the operating force.

Description

【発明の詳細な説明】 （利用分野） 本発明は、たとえばダンプカーの荷積昇降用油圧装置ａ
のように、エンジンのミ、シ、ンおよび油圧ポンプ間の
動力のＩｌｌ、ｒ断」を司る動力取出手段なδ被作＃部
材の操作を、操作杆の操作によって制御するようにした
作動制御装置ｆに関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Application) The present invention relates to a hydraulic system a for lifting and lowering a load of a dump truck, for example.
An operation control system in which the operation of a workpiece is controlled by the operation of an operating lever, which is a power extraction means that controls the disconnection of power between the engine engine and the hydraulic pump. Regarding device f.

（従来技術） 従来、かかる作動制御装置においては、たとえば操作杆
の外周に形成された溝にボールが係合され、そのボール
をスプリングで押圧するストッパ機構により位置決めを
しているが、操作杆を操作しようとすると、前記ボール
をスプリングに抗して押上げ、係合を解除する必要があ
る。(Prior art) Conventionally, in such an operation control device, a ball is engaged with a groove formed on the outer periphery of the operating rod, and positioning is performed by a stopper mechanism that presses the ball with a spring. To operate it, it is necessary to push the ball up against the spring to release the engagement.

そのため操作力が大きくなりワイヤ等を用いて押、引す
る場合、ワイヤか折損し易いという問題があった。Therefore, the operating force becomes large, and when pushing or pulling using a wire or the like, there is a problem in that the wire is likely to break.

（目　的） 本発明は、そのような事情に鑑みてなされたものであり
、被作動部材の操作をストッパ機構を用いず操作杆の操
作だけで制御するようにした作動制御装置を提供するこ
とを目的とする。(Objective) The present invention has been made in view of such circumstances, and it is an object of the present invention to provide an actuation control device that controls the operation of an actuated member only by operating an operating rod without using a stopper mechanism. With the goal.

（実施例） 以下、図面により本発明をダンプカーの荷箱昇節用油圧
装置に適用したときの一実施例について説明すると、先
ず第１図において、荷箱１を昇降するための油圧シリン
ダ２には、油圧ポンプ６からの作動油が切換弁４によっ
て切換供和され、油圧ポンプ乙には、図示しないエンジ
ンからの動力が動力取出手段５によって取出されて供給
される。(Embodiment) Hereinafter, an embodiment in which the present invention is applied to a hydraulic system for raising and lowering a cargo box of a dump truck will be explained with reference to the drawings.First, in FIG. , hydraulic oil from the hydraulic pump 6 is switched and supplied by the switching valve 4, and power from an engine (not shown) is taken out and supplied to the hydraulic pump O by a power extraction means 5.

こ１の゛　−−°動力取出手段５の作動が本発明に従う
作動制御装置６によって制御される。The operation of this power take-off means 5 is controlled by an operation control device 6 according to the present invention.

作動制御装置６のケーシング７には、動力取出軸８が回
転自在に支承されており、この動力取出軸８には摺動子
９がスプライン１０を介して結合される。　またケーシ
ング７には、動力取出軸８と平行な作動杆１１が軸線方
向に移動自在に支承されており、この作動杆１１に螺着
されたシフトフォーク１２は１３ｉＪ記摺勧子９を抱持
する。　したかって作動杆１１の軸線方向の移動に応じ
て、摺動子９は動力取出軸８上を軸線方向に摺動せしめ
られる。　さらに摺動子９の軸方向一端側外周面には、
歯車１６が形成されており、この歯車１６と噛合し得る
歯車１４がケーシング７内に配置される。A power take-off shaft 8 is rotatably supported in the casing 7 of the actuation control device 6 , and a slider 9 is coupled to the power take-off shaft 8 via a spline 10 . Further, an operating rod 11 parallel to the power take-off shaft 8 is supported in the casing 7 so as to be movable in the axial direction, and a shift fork 12 screwed onto the operating rod 11 holds a 13iJ marking plate 9. do. Therefore, as the operating rod 11 moves in the axial direction, the slider 9 is caused to slide on the power take-off shaft 8 in the axial direction. Furthermore, on the outer circumferential surface of the slider 9 on one end in the axial direction,
A gear 16 is formed, and a gear 14 that can mesh with this gear 16 is arranged within the casing 7.

この歯車１４は図示しないエンジンのミッ９゜ンの出力
歯車であり、両歯車１３．１４が噛合することにより、
動力取出軸８に動力が伝達される。This gear 14 is a 9-degree output gear of an engine (not shown), and by meshing both gears 13 and 14,
Power is transmitted to the power take-off shaft 8.

すなわち、摺動子９は、第１図で示すように歯１庫１６
が歯車１４に噛合されない位置と、その位置から第１図
の左側に距離Ｌ１だけ移動して歯車１６が歯車１４に噛
合する位置との間で移動可能であり、シフトフォーク１
２すなわち作動杆１１が作動制御装＠６により、距離１
１のストロークだけ駆動制御される。That is, the slider 9 has one tooth 16 as shown in FIG.
The shift fork 1 is movable between a position where the gear 16 does not mesh with the gear 14 and a position where the gear 16 meshes with the gear 14 by moving a distance L1 to the left side in FIG. 1 from that position.
2, that is, the actuating rod 11 is controlled by the actuating control device @6 at a distance of 1.
The drive is controlled by only one stroke.

動力取出軸８のケーシング７から突出した端部には、油
圧ポンプ６の駆動軸１５が連結される。A drive shaft 15 of the hydraulic pump 6 is connected to an end of the power take-off shaft 8 that protrudes from the casing 7 .

したがって動力取出手段５において、両歯車１６．１４
が１１曲合しているときだけ、エンジンからの動力が油
圧ポンプ乙に伝達され、油圧ポンプ６が駆動される。Therefore, in the power take-off means 5, both gears 16, 14
Only when 11 are in agreement, the power from the engine is transmitted to the hydraulic pump B, and the hydraulic pump 6 is driven.

作動制御装置６は、摺動孔１６を有するケーシング７と
、挿通孔１７を同心に有し摺動孔１６に摺動可能に挿入
される作動杆１１と、挿通孔１７に摺動可能に挿入され
る操作杆１８と、作動杆１１および操作杆１８もしくは
作動杆１１とケーシング７を選択的に係合し得る第１係
合手段１９と、作動杆１１および操作杆１８もしくは作
動杆１１とケーシング７を選択的に係合し得る第２係合
手段とを備える。The actuation control device 6 includes a casing 7 having a sliding hole 16, an actuating rod 11 having a concentric insertion hole 17 and slidably inserted into the sliding hole 16, and a working rod 11 slidably inserted into the insertion hole 17. a first engaging means 19 capable of selectively engaging the operating rod 11 and the operating rod 18 or the operating rod 11 and the casing 7; and the operating rod 11 and the operating rod 18 or the operating rod 11 and the casing. and a second engaging means capable of selectively engaging 7.

さらに、操作杆１８から突出した端部には、連結環２１
が固着されており、この連結環２１にはワイヤ取付材７
ａに締結されたワイヤが連結される。Furthermore, a connecting ring 21 is provided at the end protruding from the operating rod 18.
is fixed to the connecting ring 21, and a wire attachment member 7 is attached to the connecting ring 21.
The wire fastened to a is connected.

第１係合手段１９は、操作杆１８の中間の外周に形成さ
れた環状の保合部２２と、作動杆１１の途中に穿設され
た第１保合孔２６と、ケーシング７における摺動孔１６
の途中の内周に形成された環状の係合凹部２４と、第１
球体２５とから成る。The first engagement means 19 includes an annular retaining portion 22 formed on the intermediate outer periphery of the operating rod 18 , a first retaining hole 26 formed in the middle of the operating rod 11 , and a sliding portion in the casing 7 . hole 16
An annular engagement recess 24 formed on the inner periphery in the middle of the first
It consists of a sphere 25.

しかも第１球体２５は、係合四部２４および第１係合孔
２６に同時に係合してケーシング７および作動杆１１を
係合することができるととも（（，１のケーシング７へ
の係合を解除し、作動杆１１および操作杆１８を係合す
ることができ、それら２つの係合顧、様が操作杆１８の
軸線方向に沿う進退動作に応じて選択的に切換えられる
。Moreover, the first sphere 25 can simultaneously engage the four engagement parts 24 and the first engagement hole 26 to engage the casing 7 and the operating rod 11. can be released and the operating rod 11 and the operating rod 18 can be engaged, and the manner of engagement of these two can be selectively switched according to the forward and backward movement of the operating rod 18 along the axial direction.

第２係・合手段２０は、操作杆１８の外周に形成された
前記保合部２２と、係合孔２６よりも後方の作動杆１１
の挿通孔１７に臨む部分に穿設された第２係合孔２６と
第２球体２７とから成る。The second engaging/coupling means 20 includes the retaining portion 22 formed on the outer periphery of the operating rod 18 and the operating rod 11 located behind the engaging hole 26.
It consists of a second engagement hole 26 and a second sphere 27 bored in a portion facing the insertion hole 17 .

第２球体２７は、保合部２２後端と第２係合孔２６とに
係合して操作杆１８と作動杆１１を係合することができ
るとともに、第２係合孔２６と係合凹部２４とに同時に
係合して作動杆１１をケーシング７に係合することがで
き、それら２つの保合態様が操作杆１８の軸線方向に沿
う進退動作に応じて切換えられる。The second sphere 27 can engage the rear end of the retaining portion 22 and the second engagement hole 26 to engage the operating rod 18 and the operating rod 11, and also engages with the second engagement hole 26. The operating rod 11 can be engaged with the casing 7 by engaging with the recess 24 at the same time, and these two engagement modes are switched according to the forward and backward movement of the operating rod 18 along the axial direction.

（動作の説明） 次に第２図〜第４図により、この実施例の作用について
説明すると、まず、動力を１断」から「接」にするには
、第２図に示す状態より操作杆１８を一日羞ｒＫノ２だ
け＃劣へ刷出才へ　オスシー笛１係合手段１９による作
動杆１１とケーシング７との係合を解除し、第６図に示
すように、第１球体２５が係合ｆ４Ｖ、２２の前端に位
置するとともに、第２保合手段２０において、第２球体
２７が後端に位置することにより作動杆１１と操作杆１
８とか係合する。　次に、操作杆１８を第６図の状態か
ら第４図で示す位置まで、距離Ｌ１すなわち動力取出手
段５のストローク分だけ引出操作する。(Explanation of operation) Next, the operation of this embodiment will be explained with reference to FIGS. 18 to 1 day by 2 hours. Release the engagement between the operating rod 11 and the casing 7 by the engagement means 19 of the oscillator 1, and as shown in FIG. 6, the first sphere 25 is located at the front end of the engagement f4V, 22, and in the second locking means 20, the second sphere 27 is located at the rear end, so that the operating rod 11 and the operating rod 1
8 engages. Next, the operating rod 18 is pulled out from the state shown in FIG. 6 to the position shown in FIG. 4 by the distance L1, that is, the stroke of the power extraction means 5.

この際、操作杆１８と作動杆１］とは第２保合手段２０
で係合されているので、操作杆１８の左動に応じて作動
杆１１も左動する。　するとシフトフォーク１２が距ｇ
１１．Ａまたけ移動し、歯車１６゜１４が噛合する。At this time, the operating rod 18 and the operating rod 1] are connected to the second locking means 20.
Therefore, when the operating rod 18 moves to the left, the operating rod 11 also moves to the left. Then the shift fork 12 moves to the distance g
11. It moves across A, and gears 16 and 14 mesh.

これＶこより、エンジンからの動力か油圧ポンプ乙に伝
達され、油圧ポンプ６が駆動される。From this V, power from the engine is transmitted to the hydraulic pump B, and the hydraulic pump 6 is driven.

そこで切換弁４を切換え、油圧シリンダ２を伸動制御す
れば、荷＃＋１は傾動あるいは倒伏することかできる。Therefore, by switching the switching valve 4 and controlling the extension movement of the hydraulic cylinder 2, the load #+1 can be tilted or laid down.

また、作１ｉＩＩＩ＋ｊ＋ｊの状Ｊ族に戻すには前述の
操作と逆の操作をすれはよい。Also, in order to return to the J group in the form 1iIII+j+j, it is sufficient to perform the opposite operation to the above-mentioned operation.

（効　果） 以上のように、不発明は、作動制御装設からスト、バ装
眩を不要とし、操作杆の操作のみで被作動部材を操作す
ることにより、操作力の軽減が計れ、ワイヤの耐久性の
向上か期待できる。(Effects) As described above, the invention eliminates the need for strike and glare from the operation control device, and by operating the actuated member only by operating the operating rod, the operating force can be reduced, and the wire We can expect improved durability.

なお、ストローク１２分の余裕を持たせたごとにより、
従来ベルクランク等でかせいでいたストローク比率を得
ることかでき、操作杆のストロークと被作動体とのスト
ロークを必ずしも一致させる必要がなくなる。In addition, due to the allowance of 12 minutes for the stroke,
It is possible to obtain a stroke ratio that was conventionally achieved with a bell crank, etc., and it is no longer necessary to match the stroke of the operating rod and the stroke of the actuated body.

したがって、操作間隔に幅をもたせることかｉ」１目と
なり、被作１１１１Ｊ部材の「断」　「接」位置を操作
Ｖの操作側で明確に把握できる。Therefore, it is important to give a width to the operation interval, and the operator of operation V can clearly grasp the ``cut'' and ``contact'' positions of the workpiece 1111J.

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

図面は不発明の一冥施例を示すもので、第１図は要部縦
部側面図、第２図、第６図、第４図は作動制御装置の動
作状態を順次示す縦断面図である。 ７・・・・ケーシング、１６・・・・摺動孔、１７・・
・・挿通孔、１１・・・・作動杆、１８・・・・操作杆
、１９・・・・第１係合手段、ン０・・・・第ン係合手
段。The drawings show an embodiment of the invention, and FIG. 1 is a vertical side view of the main part, and FIGS. 2, 6, and 4 are longitudinal cross-sectional views sequentially showing the operating states of the actuation control device. be. 7...Casing, 16...Sliding hole, 17...
... Insertion hole, 11... Operating rod, 18... Operating rod, 19... First engaging means, N0... Nth engaging means.

Claims (2)

【特許請求の範囲】[Claims] （１）摺動孔を有するケーシングと、挿通孔を有し、前
記摺動孔に摺動可能に挿入されるとともに被作動部材を
装着した作動杆と、 ｌａ記押挿通孔移動５ｆ能に挿入され、中間に係合部を
有する操作杆と、前記作動杆をケーシングもしくは操作
杆に選択的に係合し得る第１と第２の保合手段とよりな
り、操作杆の移動により被作動部材を作動させるよう構
成したことを特徴とする作動制御装置。(1) A casing having a sliding hole, an operating rod having an insertion hole, which is slidably inserted into the sliding hole and has an actuated member attached thereto, and inserted into the push-through hole movement 5f function described in la. The operating rod has an engaging portion in the middle, and first and second retaining means that can selectively engage the operating rod with the casing or the operating rod, and the actuated member is moved by the movement of the operating rod. An operation control device characterized in that it is configured to operate. （２）　ｍ記操作杆の初期移動時、第２係合手段による
操作杆と作動杆との係合に遊びを設けた特許請求の範囲
第１項記載の作動制御装置。(2) The operation control device according to claim 1, wherein play is provided in the engagement between the operating rod and the operating rod by the second engaging means during the initial movement of the m operating rod.
JP5518284A 1984-03-21 1984-03-21 Working control device Pending JPS60201150A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5518284A JPS60201150A (en) 1984-03-21 1984-03-21 Working control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5518284A JPS60201150A (en) 1984-03-21 1984-03-21 Working control device

Publications (1)

Publication Number Publication Date
JPS60201150A true JPS60201150A (en) 1985-10-11

Family

ID=12991571

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5518284A Pending JPS60201150A (en) 1984-03-21 1984-03-21 Working control device

Country Status (1)

Country Link
JP (1) JPS60201150A (en)

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