Общий каталог Mitsubishi 2020 - 2021 - страница 665
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Notes on multi-functional machining (MF·MS and MM breakers)
Machining narrow grooves Machining wide grooves
xcz
aIt is recommended to carry out plunging in several passes. aIt is recommended that cross-feed machining is used. Following the steps above makes it difficult for chips to elongate. This also improves the accuracy of workpiece wall surface.
Machining wide grooves
Roughing Finishing
F c
| x | v | n | ||||
| m | , | |||||
| z | b |
| z Carry out grooving. | c Carry out cross feed | b Carry out grooving. | m Carry out grooving | , Machining of the wall | |||
| x Retract the tool | machining. | n Retract the tool approx | to the end point of | surface, corner radius and | |||
| approx .004". | v Retract the tool approx | .004". | the corner radius. | bottom face should be | |||
| .004". | * Repeat the steps z – n. | carried out in one process. |
Finishing Precautions when finishing walls
. Stop at the bottom of / Machine the counter Finish machining.
the corner radius. wall to the corner radius To produce high accuracy walls using MS or MM breaker insert,
a in one process. do not carry out back turning. Plunging is recommended. Wall machining Machining of a ring section
aWhen machining a wall, chip jamming can occur. In this case, stop aWhen a ring remains in a cross feed end process, cross feed machining just before the wall (at a point less than the finish cross feed machining .040"–.059" short of insert width) then remove the remaining material by plunging. the end point, then remove the ring by plunging.