Automatic sheet grinding apparatus
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United States of America Patent
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Jul 19, 2016
Grant Date -
Oct 22, 2015
app pub date -
Dec 19, 2014
filing date -
Apr 22, 2014
priority date (Note) -
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Abstract
An automatic sheet grinding apparatus includes a stationary stage positioned at a lower portion of the automatic sheet grinding apparatus, a sheet holder positioned on the stationary stage to grip the sheet, and a grinding head part having a chuck assembly fixed to the grinding head part through a spindle, spaced apart from the sheet holder, positioned on the stationary stage, and having a grinding disc attached to the chuck assembly to grind the sheet provided in the sheet holder. The grinding head part includes a thickness measuring unit to measure a thickness of the sheet, and a hardness measuring unit to measure hardness of the sheet. The automatic sheet grinding apparatus further includes rails positioned on the stationary stage and extending in parallel to each other. In this case, the sheet holder is securely and movably provided on the rails positioned on the stationary stage to grip the sheet.
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