Title: Method and relative apparatus for controlling the cutting capacity of the grinding wheel of a grinder

Abstract: Apparatus for checking the cutting capacity and controlling the dressing of a grinding wheel comprising a device to measure the sizes of the pieces being machined, a threshold unit connected to the output of the device responsive to the device, a processing group containing an integrating and memory circuit to integrate and store signals for every piece being machined, a switch associated with the integrating and memory circuit and controlled by the threshold unit, a threshold circuit the input of which is connected to the switch and the output to the processing group and a threshold device to control dressing of the grinding wheel connected to the output of the processing group. The apparatus may include a program unit to set the values of the feed speed of the wheelhead, a unit to calculate stock removal speed and a unit to compare stock removal speed with programmed speed.

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Inventors: Pozzetti, Mario (Bologna, IT)

Application Number: 558439
Filing Date: 1975-03-14
Publication_date: 1976-08-10
Assignee: Finike Italiana Marposs-Soc. In Accomandita Semplice di Mario Possati & (Bentivoglio, IT)
Primary Class(es): 73/104 451/22
Other Classes:
US Patent Ref:

3500811	Mar, 1970	Perkins	73/78.
3641713	Feb, 1972	Humes	51/165.
3728826	Apr, 1973	Nishimura	51/165.
3760539	Sep, 1973	Robillard	51/165.
3809870	May, 1974	Auble et al.	73/104.

Other Refs: 1,289,452

Oct, 1969	DT

Primary Examiner: Whitehead, Harold D.
Assistant Examiner:
Attorney: Stevens, Davis, Miller & Mosher