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US 10,086,553 B2Granted
Blow mold unit and blow molding device using same
AssigneeNissei Asb Machine Co., Ltd.
InventorToshiteru Oike
Life of this patent
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Abstract
In a fixing member 110 formed with an insertion hole 113 for inserting an elevation rod 111, a communication hole 114 communicating with the insertion hole 113 is formed to open at a side surface of the fixing member 110. A key member 112 is inserted into the communication hole 114 and engaged with a key groove 118 provided at the distal end of the elevation rod 111. By so doing, the elevation rod 111 and the fixing member 110 are coupled together.
Claims12
A blow mold unit, comprising:
- a blow cavity mold including a pair of split molds to be mold-clamped upon contact of parting surfaces thereof with each other, and forming a molding space for molding a hollow container having a push-up bottom;
- a bottom mold for forming a bottom surface of the molding space;
- a fixing member having an upper surface side to which the bottom mold is fixed, and a lower surface side to which an elevation rod provided in a raising/lowering device is connected;
- and
- a key member coupling the elevation rod and the fixing member together,
- wherein an insertion hole for inserting the elevation rod is formed to open on the lower surface side of the fixing member, and a communication hole communicating with the insertion hole is formed to open at a side surface of the fixing member, and
- the key member is inserted into the communication hole and engaged with a key groove provided at a distal end of the elevation rod, whereby the elevation rod and the fixing member are coupled together.
4 more elements
Dependencies are inferred from the claim text.