EP0423413A3 - Piston, especially for a pressure die casting apparatus - Google Patents

Piston, especially for a pressure die casting apparatus Download PDF

Info

Publication number
EP0423413A3
EP0423413A3 EP19900102606 EP90102606A EP0423413A3 EP 0423413 A3 EP0423413 A3 EP 0423413A3 EP 19900102606 EP19900102606 EP 19900102606 EP 90102606 A EP90102606 A EP 90102606A EP 0423413 A3 EP0423413 A3 EP 0423413A3
Authority
EP
European Patent Office
Prior art keywords
piston
die casting
casting apparatus
pressure die
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
EP19900102606
Other languages
German (de)
Other versions
EP0423413A2 (en
EP0423413B1 (en
Inventor
Andre Mueller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Allper AG
Original Assignee
Allper AG
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
Priority claimed from DE19893934778 external-priority patent/DE3934778A1/en
Application filed by Allper AG filed Critical Allper AG
Publication of EP0423413A2 publication Critical patent/EP0423413A2/en
Publication of EP0423413A3 publication Critical patent/EP0423413A3/en
Application granted granted Critical
Publication of EP0423413B1 publication Critical patent/EP0423413B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/2015—Means for forcing the molten metal into the die
    • B22D17/203—Injection pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
EP90102606A 1989-10-18 1990-02-09 Piston, especially for a pressure die casting apparatus Expired - Lifetime EP0423413B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19893934778 DE3934778A1 (en) 1988-12-28 1989-10-18 Piston for casting cylinder of die casting press - has cooling channels for thin-walled cap pref. heat shrunk to threaded body
DE3934778 1989-10-18

Publications (3)

Publication Number Publication Date
EP0423413A2 EP0423413A2 (en) 1991-04-24
EP0423413A3 true EP0423413A3 (en) 1993-02-17
EP0423413B1 EP0423413B1 (en) 1997-04-02

Family

ID=6391723

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90102606A Expired - Lifetime EP0423413B1 (en) 1989-10-18 1990-02-09 Piston, especially for a pressure die casting apparatus

Country Status (4)

Country Link
US (1) US5048592A (en)
EP (1) EP0423413B1 (en)
DE (1) DE59010692D1 (en)
ES (1) ES2102354T3 (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0525229B1 (en) * 1991-07-29 1996-11-06 Allper Ag Piston, especially for pushing out liquid metal from a pouring cylinder
US5272900A (en) * 1992-09-18 1993-12-28 Exco Technologies, Limited Bayonet style connector for metal extrusion dummy block
US5311761A (en) * 1992-09-18 1994-05-17 Exco Technologies, Limited Metal extrusion dummy block having a spring loaded valve
US5687604A (en) * 1996-05-30 1997-11-18 Exco Technologies Ltd. Thermal controlled mandrel with replaceable tip for copper and brass extrusion
US5918498A (en) * 1996-07-18 1999-07-06 Robbins; Paul H. Dummy block construction
EP0901852B1 (en) * 1997-09-09 2002-07-17 André Müller Plunger for a hot-chamber die-casting machine
IT250574Y1 (en) 2000-10-13 2003-09-24 Copromec S R L COLD CHAMBER PISTON FOR DIE CASTING
US6598450B2 (en) * 2001-11-02 2003-07-29 Sequa Can Machinery, Inc. Internally cooled punch
ATE364464T1 (en) * 2002-03-04 2007-07-15 Allper Ag SEALING RING AND PISTON FOR A DIE CASTING CYLINDER
US7464744B2 (en) * 2005-09-13 2008-12-16 Peter Manoff Shot sleeve insert and method of retarding heat erosion within a shot sleeve bore
DE102005048717A1 (en) * 2005-10-12 2007-04-19 Allper Ag Multi-part piston for a cold chamber casting machine
ITBS20060087A1 (en) * 2006-04-12 2007-10-13 Copromec S R L PISTON FOR COLD ROOM DIE CASTING MACHINES
ES2321463B1 (en) * 2006-07-24 2010-01-08 Sergio Walter Fiorito Sarasua ELECTRICAL DEVICE FOR PRESSING RECYCLABLE ALUMINUM CANS.
IT1393329B1 (en) 2009-01-21 2012-04-20 Brondolin S P A PISTON AND SEALING RING FOR DIE CASTING
IT1393330B1 (en) 2009-01-21 2012-04-20 Brondolin S P A PISTONS FOR DIE CASTING
DE202010008596U1 (en) 2010-09-21 2010-12-02 Schmelzmetall (Deutschland) Gmbh Die-cast pistons
US20120111522A1 (en) * 2010-11-05 2012-05-10 Bullied Steven J Die casting system machine configurations
DE102011052446A1 (en) 2011-08-05 2013-02-07 Schmelzmetall Ag Die-cast piston head
US9757795B1 (en) 2012-03-30 2017-09-12 Brunswick Corporation Method and apparatus for avoiding erosion in a high pressure die casting hot sleeve for use with low iron aluminum silicon alloys
US9114455B1 (en) 2012-03-30 2015-08-25 Brunswick Corporation Method and apparatus for avoiding erosion in a high pressure die casting shot sleeve for use with low iron aluminum silicon alloys
US9731348B1 (en) 2012-03-30 2017-08-15 Brunswick Corporation Method and apparatus for avoiding erosion in a high pressure die casting shot sleeve for use with low iron aluminum silicon alloys
US9114456B1 (en) 2012-03-30 2015-08-25 Brunswick Corporation Method and apparatus for avoiding erosion in a high pressure die casting shot sleeve for use with low iron aluminum silicon alloys
US10486229B1 (en) 2012-03-30 2019-11-26 Brunswick Corporation Method and apparatus for avoiding erosion in a high pressure die casting shot sleeve for use with low iron aluminum silicon alloys
SG194253A1 (en) * 2012-04-23 2013-11-29 Pratt & Whitney Services Pte Ltd Shot tube plunger tip portion
US20130284018A1 (en) * 2012-04-30 2013-10-31 Brett Tennar Screw-on annular rings for die cast beryllium copper plunger tips
US8978736B2 (en) * 2013-03-14 2015-03-17 Crucible Intellectual Property, Llc Plunger with removable plunger tip
TW201501838A (en) * 2013-04-04 2015-01-16 Gani Murselaj Piston for metal die casting
WO2015054776A1 (en) 2013-10-18 2015-04-23 Exco Technologies Limited Wear ring for die-casting piston, die-casting piston incorporating same, and method of forming same
CN104625012B (en) * 2015-02-04 2016-09-28 大连鸿森精密模具有限公司 A kind of injection plunger of die casting machine
EP3562607B1 (en) 2016-12-30 2021-04-07 Exco Technologies Limited Die-casting piston, and die-casting apparatus incorporating same
JP6852227B2 (en) * 2018-07-26 2021-03-31 株式会社Moresco Backspray system and injection piston
CN109382496B (en) * 2018-12-28 2024-01-23 中信戴卡股份有限公司 Punch assembly and die casting machine comprising same
DE202021001237U1 (en) * 2021-04-01 2021-06-07 Kornelia Jahn Die casting piston for a casting machine
DE102022114210A1 (en) 2022-06-05 2023-12-07 Gerhard Schoch Piston sealing ring for a die-casting cylinder

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3046621A (en) * 1958-11-17 1962-07-31 Glen R Morton Die casting machine plunger tip
DE1191934B (en) * 1957-01-23 1965-04-29 Nat Lead Co Process for the production of die cast parts using cold chamber die casting machines
FR2285948A1 (en) * 1974-09-28 1976-04-23 Kunz Hugo PISTON DELIVERY FOR PRESSURE CASTING MACHINE WITH MOUNTING DEVICE FOR THE DELIVERY PISTON
US4667729A (en) * 1986-02-28 1987-05-26 Zecman Kenneth P Shot tip for cold chamber die casting machine
US4842039A (en) * 1988-06-27 1989-06-27 Otto Kelm Self-aligning plunger tip

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1326692A (en) * 1918-12-09 1919-12-30 Theodore Rogatchoff Method of shrinking bull-rings on pistons.
DE2233132B2 (en) * 1972-07-06 1974-08-01 Fa. Hugo Kunz, 7443 Frickenhausen Pressure piston for a die casting machine
JPS5768257A (en) * 1980-10-17 1982-04-26 Toyota Motor Corp Injector for die casting
SU1080922A1 (en) * 1982-10-15 1984-03-23 Yagin Vasilij P Pressing piston of die-casting machine
DE3305594C1 (en) * 1983-02-18 1984-07-19 Friedrich 8192 Geretsried Glas Casting piston for die casting machines
JPS6141515A (en) * 1984-08-03 1986-02-27 Hitachi Metals Ltd Plunger for transfer molding machine
US4886107A (en) * 1986-02-28 1989-12-12 Zecman Kenneth P Piston for cold chamber
US4899804A (en) * 1989-02-21 1990-02-13 Hammerer Norman L Plunger tip for cold chamber die cast machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191934B (en) * 1957-01-23 1965-04-29 Nat Lead Co Process for the production of die cast parts using cold chamber die casting machines
US3046621A (en) * 1958-11-17 1962-07-31 Glen R Morton Die casting machine plunger tip
FR2285948A1 (en) * 1974-09-28 1976-04-23 Kunz Hugo PISTON DELIVERY FOR PRESSURE CASTING MACHINE WITH MOUNTING DEVICE FOR THE DELIVERY PISTON
US4667729A (en) * 1986-02-28 1987-05-26 Zecman Kenneth P Shot tip for cold chamber die casting machine
US4842039A (en) * 1988-06-27 1989-06-27 Otto Kelm Self-aligning plunger tip

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 10, no. 196 (M-497)10. Juli 1986 & JP-A-61 041 515 ( HITACHI METALS ) 27. Februar 1986 *

Also Published As

Publication number Publication date
US5048592A (en) 1991-09-17
ES2102354T3 (en) 1997-08-01
DE59010692D1 (en) 1997-05-07
EP0423413A2 (en) 1991-04-24
EP0423413B1 (en) 1997-04-02

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