EP0423413A3 - Piston, especially for a pressure die casting apparatus - Google Patents
Piston, especially for a pressure die casting apparatus Download PDFInfo
- 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
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)
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)
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)
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)
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 |
-
1990
- 1990-02-09 DE DE59010692T patent/DE59010692D1/en not_active Expired - Fee Related
- 1990-02-09 ES ES90102606T patent/ES2102354T3/en not_active Expired - Lifetime
- 1990-02-09 US US07/477,072 patent/US5048592A/en not_active Expired - Lifetime
- 1990-02-09 EP EP90102606A patent/EP0423413B1/en not_active Expired - Lifetime
Patent Citations (5)
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)
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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