Method of grinding spring ends and spring end grinding machine
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United States of America Patent
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Mar 15, 2016
Grant Date -
Jan 15, 2015
app pub date -
Jan 25, 2013
filing date -
Feb 1, 2012
priority date (Note) -
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Abstract
A method of grinding spring ends of helical compression springs is carried out using a numerically controlled spring end grinding machine having a grinding unit, a loading unit and a control unit that controls the loading unit and the grinding unit. The grinding unit has a pair of grinding wheels including two rotatable grinding wheels between which is formed a grinding space. The loading unit has at least one loading plate substantially rotatable axially parallel to the grinding wheels and has a plurality of out-of-axis spring receptacles, each to receive a helical compression spring.
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