Cam grinding machine

摘要

PCT No. PCT/JP82/00082 Sec. 371 Date Jul. 12, 1982 Sec. 102(e) Date Jul. 12, 1982 PCT Filed Mar. 27, 1982 PCT Pub. No. WO82/03592 PCT Pub. Date Oct. 28, 1982.A cam grinding machine for grinding a cam in accordance with the profile of a master cam (6). The machine is equipped with an apparatus for substantially compensating lift error of the cam due to grinding wheel wear, said apparatus being provided with a planetary gear mechanism (30) so as to change a large diameter roller (22) contacting the master cam (6) into a small diameter roller (23) when the grinding wheel diameter is reduced.