JPH0387215U - - Google Patents

Info

Publication number
JPH0387215U
JPH0387215U JP14908589U JP14908589U JPH0387215U JP H0387215 U JPH0387215 U JP H0387215U JP 14908589 U JP14908589 U JP 14908589U JP 14908589 U JP14908589 U JP 14908589U JP H0387215 U JPH0387215 U JP H0387215U
Authority
JP
Japan
Prior art keywords
temperature
control circuit
control
injection molding
molding machine
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
JP14908589U
Other languages
English (en)
Other versions
JPH056102Y2 (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 JP14908589U priority Critical patent/JPH056102Y2/ja
Publication of JPH0387215U publication Critical patent/JPH0387215U/ja
Application granted granted Critical
Publication of JPH056102Y2 publication Critical patent/JPH056102Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】
添付図面は本考案の一実施例を示すもので、第
１図は本考案に係る射出成形機の温度制御装置の
ブロツク図、第２図は制御回路の昇温特性図、第
３図はフローチヤート、第４図は制御回路による
電気ヒータの制御例の説明図である。 Ｓ……シリンダ部、１……加熱筒、２……ノズ
ル、３ａ，３ｂ，３ｃ，３ｄ……電気ヒータ、８
，９，１０，１１……温度調節器、８ａ，９ａ，
１０ａ，１１ａ……ＰＩＤ常数切換回路（第１制
御回路）、８ｂ，９ｂ，１０ｂ，１１ｂ……ＰＩ
Ｄ常数切換回路（第２制御回路）、８ｄ，９ｄ，
１０ｄ，１１ｄ……比較回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. シリンダ部に設けられた電気ヒータを温度調節
    器で制御する構成とされた射出成形機の温度制御
    装置において、上記温度調節器には、温度上昇速
    度の遅い昇温特性を持つ第１制御回路と、該第１
    制御回路よりも温度上昇速度の速い昇温特性を持
    つ第２制御回路とが組み込まれ、また上記温度調
    節器には、制御設定温度とシリンダ部の実温度と
    を比較し、実温度が制御設定温度に達したらそれ
    まで働いていた第１制御回路を第２制御回路に切
    り換える比較回路が付設されたことを特徴とする
    射出成形機の温度制御装置。
JP14908589U 1989-12-25 1989-12-25 Expired - Lifetime JPH056102Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14908589U JPH056102Y2 (ja) 1989-12-25 1989-12-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14908589U JPH056102Y2 (ja) 1989-12-25 1989-12-25

Publications (2)

Publication Number Publication Date
JPH0387215U true JPH0387215U (ja) 1991-09-04
JPH056102Y2 JPH056102Y2 (ja) 1993-02-17

Family

ID=31695505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14908589U Expired - Lifetime JPH056102Y2 (ja) 1989-12-25 1989-12-25

Country Status (1)

Country Link
JP (1) JPH056102Y2 (ja)

Also Published As

Publication number Publication date
JPH056102Y2 (ja) 1993-02-17

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