04502313 is referenced by 15 patents and cites 8 patents.

An apparatus for drawing and ironing a cup with a peripheral flange from relatively thin material into an elongated container also having a flange by moving a die and punch relative to one another and draw clamping and centering sleeve coaxial therewith and thereafter applying a bottom forming member axially relative to the die against the punch to profile shape said container bottom without the benefit of coolant flooding of said material during drawing and ironing, the improvement comprising; a die of a predetermined shape and size carried in the apparatus, a punch of a predetermined shape and size for cooperating with said die and each having surfaces which define a clearance therebetween during forming of said material; separate passages through said die means and said punch means to permit flow of coolant; valving in line with die and punch passages for independent control of the coolant flow from a supply means to said die and punch to permit regulation of the operating temperature of said die means with respect to said punch means to increase or decrease said clearance therebetween by moving said surfaces toward or away from one another during the drawing and ironing of said material into an elongated container.

Title
Tooling adjustment
Application Number
6/377331
Publication Number
4502313
Application Date
May 12, 1982
Publication Date
March 5, 1985
Inventor
James J Ulmes
Palatine
IL, US
Thomas L Phalin
Cary
IL, US
Agent
Paul R Audet
Assignee
American Can Company
CT, US
IPC
B21B 22/00
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