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Title:
APPARATUS AND METHOD FOR SUPPLYING MOLTEN METAL, AND DIE-CASTING MACHINE
Document Type and Number:
Japanese Patent JP3818888
Kind Code:
B
Abstract:

PROBLEM TO BE SOLVED: To provide a die-casting machine provided with an apparatus for melting and supplying a required amount of metallic material for every casting in casting equipment which continuously carries out the casting.
SOLUTION: An apparatus for supplying molten metal is provided with a melting and supplying means which is arranged at a prescribed position to the sleeve of an injection apparatus, heats and melts the metallic material to obtain a molten metal and supplies it to the sleeve, a weighing and supplying mechanism part 51 which weighs the granular or powdery metallic material for every casting to supply it to the melting and supplying means, a supply amount detecting part 401 which detects the supply amount SA of the metallic material supplied by the melting and supplying means on the basis of size information on a casting cast by a die, and a weighing control part 404 which calculates the weighing error DSA of the metallic material M caused by the weighing and supplying mechanism part 51, and corrects the rotation of a screw 72 on the basis of the detected supply amount SA so that the supply amount of the weighing and supplying mechanism part 51 reaches a set supply amount SSA on the basis of the weighing error DSA.


Inventors:
Hirahara, Akira
Nanto, Hiroshi
Application Number:
JP2001000309570
Publication Date:
June 23, 2006
Filing Date:
October 05, 2001
Export Citation:
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Assignee:
TOSHIBA MACH CO LTD
International Classes:
B22D17/28; B22D39/04; B22D17/30; B22D41/005; B22D41/06; B22D17/20; B22D39/00; B22D17/30; B22D41/00; B22D41/005; (IPC1-7): B22D17/28; B22D17/30; B22D39/04; B22D41/005; B22D41/06