JPH0487597U - - Google Patents

Info

Publication number
JPH0487597U
JPH0487597U JP40334090U JP40334090U JPH0487597U JP H0487597 U JPH0487597 U JP H0487597U JP 40334090 U JP40334090 U JP 40334090U JP 40334090 U JP40334090 U JP 40334090U JP H0487597 U JPH0487597 U JP H0487597U
Authority
JP
Japan
Prior art keywords
dictation
slide
lower mold
acceleration
pin
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
JP40334090U
Other languages
Japanese (ja)
Other versions
JP2540249Y2 (en
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 JP1990403340U priority Critical patent/JP2540249Y2/en
Publication of JPH0487597U publication Critical patent/JPH0487597U/ja
Application granted granted Critical
Publication of JP2540249Y2 publication Critical patent/JP2540249Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Emergency Lowering Means (AREA)
  • Transmitters (AREA)
  • Presses And Accessory Devices Thereof (AREA)

Description

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

図面はこの考案の一実施例を示し、第１図は回
路図、第２図は作用説明図である。 １はプレス本体、１ａはボルスタ、２は下型、
２ａは下型クツシヨンパツド、３はダイクツシヨ
ンピン、４はダイクツシヨン、５はダイクツシヨ
ンパツド、６はクツシヨンシリンダ、８はロツキ
ング装置、１３は可変容量ポンプ、２０はスライ
ド、２１は上型。 The drawings show an embodiment of this invention, with FIG. 1 being a circuit diagram and FIG. 2 being an operational diagram. 1 is the press body, 1a is the bolster, 2 is the lower die,
2a is a lower cushion pad, 3 is a dictation pin, 4 is a dictation, 5 is a dictation pad, 6 is a cushion cylinder, 8 is a locking device, 13 is a variable displacement pump, 20 is a slide, 21 is an upper mold .

Claims (1)

【実用新案登録請求の範囲】 (1) プレス本体１のボルスタ１ａ上に設置され
た下型２の近傍に設けられた下型クツシヨンパツ
ド２ａをダイクツシヨンピン３を介してダイクツ
シヨン４により弾性支持したものにおいて、上記
ダイクツシヨン４のクツシヨンシリンダ６下部に
設けられたロツキング装置８の上部室８１に、ス
ライド２０とともに下降する上型２１が下型クツ
シヨンパツド２ａと衝突するピンタツチ位置での
スライド速度より算出した流量を吐出する可変容
量ポンプ１３を接続してなるダイクツシヨンの予
備下降装置。 (2) 上記ピンタツチ位置でのスライド加速度ａ
よりダイクツシヨン能力を算出し、得られた値か
ら、ＮＣ制御されるサーボ弁２２を制御すること
により、ダイクツシヨンパツド５の加速度を制御
してなる請求項１記載の予備下降装置。[Claims for Utility Model Registration] (1) A lower mold cushion pad 2a provided in the vicinity of the lower mold 2 installed on the bolster 1a of the press body 1 is elastically supported by a dictation 4 via a dictation pin 3. Calculated from the slide speed at the pin touch position where the upper mold 21, which descends together with the slide 20, collides with the lower mold cushion pad 2a in the upper chamber 81 of the locking device 8 provided at the lower part of the cushion cylinder 6 of the dictation 4. A pre-lowering device for a dictation, which is connected to a variable displacement pump 13 that discharges a flow rate of 100%. (2) Slide acceleration a at the above pin touch position
2. The pre-lowering device according to claim 1, wherein the acceleration of the dictation pad 5 is controlled by calculating the dictation capacity and controlling an NC-controlled servo valve 22 from the obtained value.
JP1990403340U 1990-12-14 1990-12-14 Emergency signal float Expired - Fee Related JP2540249Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990403340U JP2540249Y2 (en) 1990-12-14 1990-12-14 Emergency signal float

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990403340U JP2540249Y2 (en) 1990-12-14 1990-12-14 Emergency signal float

Publications (2)

Publication Number Publication Date
JPH0487597U true JPH0487597U (en) 1992-07-29
JP2540249Y2 JP2540249Y2 (en) 1997-07-02

Family

ID=31881129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990403340U Expired - Fee Related JP2540249Y2 (en) 1990-12-14 1990-12-14 Emergency signal float

Country Status (1)

Country Link
JP (1) JP2540249Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60170080A (en) * 1984-02-14 1985-09-03 Mitsubishi Electric Corp Swing-type magnetic head device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60170080A (en) * 1984-02-14 1985-09-03 Mitsubishi Electric Corp Swing-type magnetic head device

Also Published As

Publication number Publication date
JP2540249Y2 (en) 1997-07-02

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