External Holders 2018 by Sumitomo

More catalogs by Sumitomo | External Holders 2018 | 38 pages | 2018-07-11

Ads

Page 5 of External Holders 2018

cutting edge position ■ cutting edge and nose position dimensions mm y 45˚ lf wf x re y e 60˚ lf re 90˚ lf wf y f wf x re g lf x wf 90˚ 55˚ re j y lf x 93˚ 1.743 − 0.4 0.089 0.024 0.8 0.178 0.048 1.2 0.268 0.072 1.6 0.357 0.096 2.4 0.535 0.143 0.4 0.164 0.164 0.8 0.329 0.329 1.2 0.493 0.493 1.6 0.658 0.658 2.4 0.4 0.8 0.793 0.458 0.096 0.357 y 2.4 1.6 x lf wf − 0.072 0.268 95˚ l x y 2.4 0.143 0.535 0.4 0.040 0.040 0.8 0.079 0.079 1.2 0.119 0.119 1.6 0.159 0.159 2.4 0.238 0.238 0.4 0.463 0.263 0.8 0.925 0.471 re 1.2 1.388 0.707 3˚ 1.6 1.850 0.943 0.986 0.986 2.4 2.776 1.414 0.396 0.229 0.4 0.164 0.164 0.8 0.329 0.329 1.2 0.493 0.493 1.6 0.658 0.658 2.4 0.986 0.986 0.4 0.396 0.229 0.8 0.793 0.458 1.2 1.190 0.687 1.6 1.587 0.916 2.4 2.381 1.374 0.4 − 0.291 0.8 − 0.581 1.2 − 0.872 1.6 − 1.162 2.4 − 0.4 0.8 y re 95˚ lf x n y re d 1.162 0.048 0.178 1.2 re x 6 lf re s re 45˚ x lf oal re t 1.2 1.190 0.687 1.6 1.587 0.916 1.743 2.4 2.381 1.374 0.291 − 0.4 0.253 0.058 0.581 − 0.8 0.506 0.116 1.2 0.872 − 1.2 0.759 0.175 − 1.6 1.162 2.4 1.743 0.4 0.344 0.033 0.8 0.687 0.079 1.2 1.031 0.118 1.6 1.375 0.157 2.4 2.062 0.236 y wf lf 1.6 0.8 75˚ k wf 75˚ x − wf y re r − 0.872 y b 0.581 1.2 0.024 0.089 wf wf 90° 0.8 re 0.4 60˚ x 95˚ u − y re lf x 85˚ lf re x lf 1.6 1.013 0.233 2.4 1.519 0.350 0.4 0.002 0.033 0.8 0.005 0.066 1.2 0.008 0.099 1.6 0.011 0.132 2.4 0.017 0.198 c external holders lf x y − dimensions mm enlarged view of cutting edge wf re x 0.291 shape y a re 0.4 cutting edge shape symbol wf enlarged view of cutting edge wf shape y cutting edge shape symbol in the table value of x and y is shown for when the value of horizontal rake angle and cutting edge inclining angle is 0° wf ● cutting edge position by nose radius iso standards cdrstv ● how to obtain the insert nose position calculation method for nose position shape mm calculation formula re triangle b ød b re ød tetrahedron re b=3/2d−re b 2−1×d/2−re ød diamond b b 1/sin 2−1×d/2−re value of ic and re used in the calculation of b inscribed circle nominal value ic for calculation 3.97 4.76 5.56 6.35 7.94 9.525 12.70 15.875 19.05 25.40 3.9688 4.7625 5.5562 6.3500 7.9375 9.5250 12.7000 15.8750 19.0500 25.4000 w mm nose symbol nominal value re for calculation 02 04 08 12 16 24 0.2 0.4 0.8 1.2 1.6 2.4 0.203 0.397 0.794 1.191 1.588 2.381 c5