JPS63201032U - - Google Patents

Info

Publication number
JPS63201032U
JPS63201032U JP9161987U JP9161987U JPS63201032U JP S63201032 U JPS63201032 U JP S63201032U JP 9161987 U JP9161987 U JP 9161987U JP 9161987 U JP9161987 U JP 9161987U JP S63201032 U JPS63201032 U JP S63201032U
Authority
JP
Japan
Prior art keywords
pressure pump
hydraulic cylinder
discharge type
constant discharge
high pressure
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.)
Granted
Application number
JP9161987U
Other languages
English (en)
Other versions
JPH0618753Y2 (ja
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 filed Critical
Priority to JP1987091619U priority Critical patent/JPH0618753Y2/ja
Publication of JPS63201032U publication Critical patent/JPS63201032U/ja
Application granted granted Critical
Publication of JPH0618753Y2 publication Critical patent/JPH0618753Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
第1図は本考案の油圧回路の一例を示す図、第
2図は従来の油圧回路を示す図である。 1……主軸ヘツド、2……油圧シリンダ、3…
…ソレノイドバルブ、9,14……チエツクバル
ブ、10……高圧用ポンプ、15……低圧用ポン
プ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 工作機械の主軸速度切換用の油圧シリンダと、
    この油圧シリンダにその進退動作切換用のソレノ
    イドバルブを介して接続された定吐出形高圧用ポ
    ンプと、この高圧ポンプの吸込側と油タンクとの
    間に直列に接続されて常時運転されると共に、主
    軸ヘツド内部への潤滑油供給等に機能する定吐出
    形の低圧用ポンプと、上記油圧シリンダによる主
    軸速度の切換えが終了したことを検知して上記高
    圧用ポンプを停止制御する手段とを備えてなる油
    圧回路。
JP1987091619U 1987-06-15 1987-06-15 油圧回路 Expired - Lifetime JPH0618753Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987091619U JPH0618753Y2 (ja) 1987-06-15 1987-06-15 油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987091619U JPH0618753Y2 (ja) 1987-06-15 1987-06-15 油圧回路

Publications (2)

Publication Number Publication Date
JPS63201032U true JPS63201032U (ja) 1988-12-26
JPH0618753Y2 JPH0618753Y2 (ja) 1994-05-18

Family

ID=30952572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987091619U Expired - Lifetime JPH0618753Y2 (ja) 1987-06-15 1987-06-15 油圧回路

Country Status (1)

Country Link
JP (1) JPH0618753Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006292067A (ja) * 2005-04-11 2006-10-26 Taihei Dengyo Kaisha Ltd 高圧油圧システム用の油圧回路
JP2007178004A (ja) * 2007-03-07 2007-07-12 Toshiba Corp 液圧発生装置
JP2011002017A (ja) * 2009-06-18 2011-01-06 Taihei Dengyo Kaisha Ltd 高圧油圧システム用油圧回路

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006292067A (ja) * 2005-04-11 2006-10-26 Taihei Dengyo Kaisha Ltd 高圧油圧システム用の油圧回路
JP4721753B2 (ja) * 2005-04-11 2011-07-13 太平電業株式会社 高圧油圧システム用の油圧回路
JP2007178004A (ja) * 2007-03-07 2007-07-12 Toshiba Corp 液圧発生装置
JP2011002017A (ja) * 2009-06-18 2011-01-06 Taihei Dengyo Kaisha Ltd 高圧油圧システム用油圧回路

Also Published As

Publication number Publication date
JPH0618753Y2 (ja) 1994-05-18

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