プラスチックの穴あけ加工に関する研究（2） : リップハイト差が加工精度におよぼす影響

概要

論文の詳細を見る
Being continued from the 1 st report, we have studied the effects of Lip height difference of the Drill on drilling accuracy. The results are summarized as follows : According to the Data obtained, a Lip height difference of the Drill is effective when considered the effects on drilling resistance, the appearance, of burrs at the outlet of hole, and of drilled surface However, undesirable effects have been found on the enlargement of hole diameter.
信州大学工学部の論文
1969-12-25