FIELD: foundry, in particular, metal and plastic material injection molding and also production of casting patterns in investment casting. SUBSTANCE: injection mold has cover half and ejector half which consists of base with posts and casting two-stage election system. The latter consists of the first and second ejecting plates and removing plate. the second ejecting plate has guides fro stepped movable sliders. Each slider has bevel engageable with bevel of the first ejecting plate. Ejection force is transmitted by locks located in recess of the first ejecting plate. Sliders are engageable with supporting posts for stability. Position of locks is determined by bars installed in base and in the second ejecting plate. EFFECT: higher efficiency. 5 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MOLD FOR INJECTION MOULDING OF METALS AND PLASTIC MATERIALS | 0 |
|
SU686814A1 |
| CASTING MOULD FOR MANUFACTURE OF ARTICLES WITH PLASTIC MATERIAL UNDERCUTS | 2017 |
|
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| LOW PRESSURE DIE CASTING MACHINE | 1995 |
|
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| CASTING EJECTION APPARATUS | 1997 |
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RU2124415C1 |
| DIE-CASTING MOLD FOR DIE CASTING | 0 |
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| APPARATUS FOR MAKING PISTONS OF INTERNAL COMBUSTION ENGINES | 2003 |
|
RU2250152C2 |
| INJECTION DIE FOR PRESSURE-CASTING | 0 |
|
SU659280A1 |
| INJECTION DIE FOR PRESSURE CASTING | 0 |
|
SU598689A1 |
| COMPRESSION MOLD FOR PRESSURE DIE-CASTING WITH UNDERCUT | 1992 |
|
RU2043852C1 |
