JPS5888002U - Hydraulic drive control device - Google Patents

Hydraulic drive control device

Info

Publication number
JPS5888002U
JPS5888002U JP18457281U JP18457281U JPS5888002U JP S5888002 U JPS5888002 U JP S5888002U JP 18457281 U JP18457281 U JP 18457281U JP 18457281 U JP18457281 U JP 18457281U JP S5888002 U JPS5888002 U JP S5888002U
Authority
JP
Japan
Prior art keywords
control device
variable displacement
displacement pump
control
drive control
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
JP18457281U
Other languages
Japanese (ja)
Inventor
阪本　弘克
正信 佐藤
川端　左千夫
大橋　雅夫
Original Assignee
川崎重工業株式会社
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 川崎重工業株式会社 filed Critical 川崎重工業株式会社
Priority to JP18457281U priority Critical patent/JPS5888002U/en
Publication of JPS5888002U publication Critical patent/JPS5888002U/en
Pending legal-status Critical Current

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  • Fluid-Pressure Circuits (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

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

第１図は従来装置の油圧回路図、第２図は本考案の実施
例を示す油圧回路図、第３図は第２図の概略構成図であ
る。 １、　　ｌ’、　　２．　２’、　　３．　３’・・・
方向制御弁、３６・・・センタブロック、３８・・・制
御回路、３９・・・演算部、４０．　４０’・・・ポン
プユニット、４１゜４１′・・・可変容量形ポンプ、４
２．　４２’・・・サーボシリンダ、４３．４３’・・
・切換弁、８９・・・フ、イードバックレバー。FIG. 1 is a hydraulic circuit diagram of a conventional device, FIG. 2 is a hydraulic circuit diagram showing an embodiment of the present invention, and FIG. 3 is a schematic configuration diagram of FIG. 2. 1, l', 2. 2', 3. 3'...
Directional control valve, 36... Center block, 38... Control circuit, 39... Arithmetic unit, 40. 40'...Pump unit, 41°41'...Variable displacement pump, 4
2. 42'...Servo cylinder, 43.43'...
・Switching valve, 89...F, Eid back lever.

Claims (1)

【実用新案登録請求の範囲】 原動機で駆動される可変容量形ポンプとこの可変容量形
ポンプの作動液で駆動される複数台のアクチュエータと
これらのアクチュエータを制御スる方向側御弁を含む液
圧駆動制御装置において、可変容量形ポンプの流量制御
、馬力制御、全馬力制御、圧力制御のうち少くとも一つ
以上の制御を行うための制御回路を、方向制御弁のブロ
ックに一体的に連結し、可変容量形ポンプと別設とした
ことを特徴とする液圧駆動制御装置。 を[Claims for Utility Model Registration] A variable displacement pump driven by a prime mover, a plurality of actuators driven by the hydraulic fluid of this variable displacement pump, and a hydraulic pressure control valve that controls these actuators. In a drive control device, a control circuit for controlling at least one of flow rate control, horsepower control, total horsepower control, and pressure control of a variable displacement pump is integrally connected to a block of a directional control valve. , a hydraulic drive control device characterized by being installed separately from a variable displacement pump. of
JP18457281U 1981-12-10 1981-12-10 Hydraulic drive control device Pending JPS5888002U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18457281U JPS5888002U (en) 1981-12-10 1981-12-10 Hydraulic drive control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18457281U JPS5888002U (en) 1981-12-10 1981-12-10 Hydraulic drive control device

Publications (1)

Publication Number Publication Date
JPS5888002U true JPS5888002U (en) 1983-06-15

Family

ID=29984843

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18457281U Pending JPS5888002U (en) 1981-12-10 1981-12-10 Hydraulic drive control device

Country Status (1)

Country Link
JP (1) JPS5888002U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6350955U (en) * 1986-09-13 1988-04-06

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56129785A (en) * 1980-03-14 1981-10-12 Komatsu Ltd Capacity controlling device of variable hydraulic pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56129785A (en) * 1980-03-14 1981-10-12 Komatsu Ltd Capacity controlling device of variable hydraulic pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6350955U (en) * 1986-09-13 1988-04-06

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