JPS58111161U - die casting machine injection device - Google Patents

die casting machine injection device

Info

Publication number
JPS58111161U
JPS58111161U JP820182U JP820182U JPS58111161U JP S58111161 U JPS58111161 U JP S58111161U JP 820182 U JP820182 U JP 820182U JP 820182 U JP820182 U JP 820182U JP S58111161 U JPS58111161 U JP S58111161U
Authority
JP
Japan
Prior art keywords
casting machine
injection device
die
die casting
run
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
JP820182U
Other languages
Japanese (ja)
Inventor
豊明 上野
正志 内田
Original Assignee
宇部興産株式会社
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 宇部興産株式会社 filed Critical 宇部興産株式会社
Priority to JP820182U priority Critical patent/JPS58111161U/en
Publication of JPS58111161U publication Critical patent/JPS58111161U/en
Pending legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (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) [Abstract] 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図は従来の装置の１例を示す射出回路図、第２図お
よび第３図はそれぞれ本考案の異なった実施例を示す射
出回路図である。 １・・・・・・射出シリンダ、２・・・・・・管路、３
・・・・・・逆止弁、４・・・・・・弁スプール、５・
・・・・・ピストン、６・・・・・・スプリング、７・
・・・・・切替弁、８・・・・・・油圧ポンプ、１０．
１１・・・・・・切替弁。FIG. 1 is an injection circuit diagram showing one example of a conventional device, and FIGS. 2 and 3 are injection circuit diagrams showing different embodiments of the present invention. 1...Injection cylinder, 2...Pipe line, 3
...Check valve, 4...Valve spool, 5.
...Piston, 6...Spring, 7.
...Switching valve, 8...Hydraulic pump, 10.
11...Switching valve.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）射出シリンダのロンドエンド側からヘッドエンド
側に向けて形成したランアランド回路中に、射出速度の
変化に応じて開度を２段以上に変化させうる弁を設けた
ダイカストマシンの射出装置。(1) An injection device for a die-casting machine that is equipped with a valve that can change the opening degree in two or more stages according to changes in injection speed in the run-a-land circuit formed from the rond end side to the head end side of the injection cylinder. . （２）ランアランド回路中に設けた弁として、開きスト
ロークを２段以上に変えうる逆止弁を用いた実用新案登
録請求の範囲第１項記載のダイカストマシンの射出装置
。(2) An injection device for a die-casting machine according to claim 1, which uses a check valve that can change the opening stroke in two or more steps as a valve provided in the run-a-land circuit. （３）ランアランド回路中に設けた弁として、並列に配
した複数個の切替弁を用いた実用新案登録請求の範囲第
１項記載のダイカストマシンの射出装置。　　　　゛(3) An injection device for a die-casting machine according to claim 1, which uses a plurality of switching valves arranged in parallel as valves provided in a run-a-land circuit.゛
JP820182U 1982-01-26 1982-01-26 die casting machine injection device Pending JPS58111161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP820182U JPS58111161U (en) 1982-01-26 1982-01-26 die casting machine injection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP820182U JPS58111161U (en) 1982-01-26 1982-01-26 die casting machine injection device

Publications (1)

Publication Number Publication Date
JPS58111161U true JPS58111161U (en) 1983-07-29

Family

ID=30020913

Family Applications (1)

Application Number Title Priority Date Filing Date
JP820182U Pending JPS58111161U (en) 1982-01-26 1982-01-26 die casting machine injection device

Country Status (1)

Country Link
JP (1) JPS58111161U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010167608A (en) * 2009-01-20 2010-08-05 Ube Techno Enji Kk Run-around circuit and run-around circuit device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5038495U (en) * 1973-08-08 1975-04-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5038495U (en) * 1973-08-08 1975-04-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010167608A (en) * 2009-01-20 2010-08-05 Ube Techno Enji Kk Run-around circuit and run-around circuit device

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