JPS591903U - Hydraulic pressure circuit switching speed control device - Google Patents

Hydraulic pressure circuit switching speed control device

Info

Publication number
JPS591903U
JPS591903U JP9655182U JP9655182U JPS591903U JP S591903 U JPS591903 U JP S591903U JP 9655182 U JP9655182 U JP 9655182U JP 9655182 U JP9655182 U JP 9655182U JP S591903 U JPS591903 U JP S591903U
Authority
JP
Japan
Prior art keywords
control device
speed control
switching speed
hydraulic pressure
circuit switching
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
JP9655182U
Other languages
Japanese (ja)
Inventor
秀司 堀
Original Assignee
株式会社小松製作所
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 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP9655182U priority Critical patent/JPS591903U/en
Publication of JPS591903U publication Critical patent/JPS591903U/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 the drawing]

第１図は従来の液圧回路の切換制御装置の構成説明図、
第２図はアクチュエータの流入量の説明図、第３図は本
考案−実施例の構成説明図、第４図はアクチュエータ流
入流量の説明図である。 １．２はアクチュエータ、３．４は切換弁、７はオリフ
ィス。Figure 1 is an explanatory diagram of the configuration of a conventional hydraulic circuit switching control device.
FIG. 2 is an explanatory diagram of the inflow amount of the actuator, FIG. 3 is an explanatory diagram of the configuration of the present invention-embodiment, and FIG. 4 is an explanatory diagram of the actuator inflow flow rate. 1.2 is an actuator, 3.4 is a switching valve, and 7 is an orifice.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 二つのアクチュエータ１．２を同一油圧源で同時に作動
させるシリーズ回路およびパラレル回路を備えたものに
おいて、シリーズ回路とパラレル回路の切換を行なう切
換弁４の切換作動用のパイロットポート４ｅとパイロッ
ト用の切換弁３のポート３ａとを結ぶ管路に、オリフィ
ス７を設け、切換弁３のポート３ａを管路を介して可変
容量ポンプ６の制御用のサーボ５に接続したことを特徴
とする油圧回路の切換速度制御装置。In a device equipped with a series circuit and a parallel circuit that operate two actuators 1.2 at the same time with the same hydraulic power source, a pilot port 4e for switching operation of the switching valve 4 that switches between the series circuit and the parallel circuit and a switching switch for the pilot. A hydraulic circuit characterized in that an orifice 7 is provided in a conduit connecting a port 3a of a valve 3, and the port 3a of the switching valve 3 is connected to a servo 5 for controlling a variable displacement pump 6 via the conduit. Switching speed control device.
JP9655182U 1982-06-29 1982-06-29 Hydraulic pressure circuit switching speed control device Pending JPS591903U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9655182U JPS591903U (en) 1982-06-29 1982-06-29 Hydraulic pressure circuit switching speed control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9655182U JPS591903U (en) 1982-06-29 1982-06-29 Hydraulic pressure circuit switching speed control device

Publications (1)

Publication Number Publication Date
JPS591903U true JPS591903U (en) 1984-01-07

Family

ID=30230048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9655182U Pending JPS591903U (en) 1982-06-29 1982-06-29 Hydraulic pressure circuit switching speed control device

Country Status (1)

Country Link
JP (1) JPS591903U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007298085A (en) * 2006-04-28 2007-11-15 Hokuto Kenki Service Kk Hydraulic cylinder device and pinching treatment device equipped with it

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007298085A (en) * 2006-04-28 2007-11-15 Hokuto Kenki Service Kk Hydraulic cylinder device and pinching treatment device equipped with it

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