Casting mold of step-shaped aluminium alloy oil sump
The utility model relates to a casting mold of a step-shaped aluminium alloy oil sump, comprising a metal type external mold, a sand type internal mold and two sets of top pouring type pouring systems. A concave part is arranged in the metal type external mold, the sand type internal mold is arrange...
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Main Authors | , , , |
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Format | Patent |
Language | Chinese English |
Published |
16.04.2014
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model relates to a casting mold of a step-shaped aluminium alloy oil sump, comprising a metal type external mold, a sand type internal mold and two sets of top pouring type pouring systems. A concave part is arranged in the metal type external mold, the sand type internal mold is arranged on the metal type external mold, and the bottom of the sand type internal mold is embedded in the concave part of the metal type external mold to form a casting mold cavity with a shape of the step-shaped aluminium alloy oil sump. The casting mold cavity with the shape of the step-shaped aluminium alloy oil sump comprises a small step part and a large step part. The top pouring type pouring systems are arranged on the sand type internal mold and are communicated with the casting mold cavity. The two sets of top pouring type pouring systems are respectively arranged at the front end of the small step part and the back end of the large step part of the step-shaped cavity. The utility model provides a gravity castin |
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Bibliography: | Application Number: CN20132689736U |