Multi-purpose combined bottom box for modeling lower roller neck of roller
The utility model discloses a multipurpose combined bottom box for modeling a lower roll neck of a roller, which comprises an outer bottom box sand box and a sprue distribution box, a shaft shoulder for assembly is formed at the top of the outer bottom box sand box, an outer box ring for modeling is...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a multipurpose combined bottom box for modeling a lower roll neck of a roller, which comprises an outer bottom box sand box and a sprue distribution box, a shaft shoulder for assembly is formed at the top of the outer bottom box sand box, an outer box ring for modeling is formed in the outer bottom box sand box, and an air outlet hole is formed at the bottom of the outer bottom box sand box. An air outlet is formed in the sand box top plate, the air outlet is communicated with an inner cavity defined by the outer box ring, the shaft shoulder is located at the top end of the sand box top plate, the shaft shoulder and the outer box ring are coaxial, and a notch coaxial with the outer box ring is formed in the shaft shoulder. A large roller neck, a middle roller neck and a small roller neck are modeled through the outer box ring, the chilling block middle ring and the chilling block inner ring in the outer bottom box sand box, overall assembly is completed through the bottom box plane |
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