Каталог Iscar державки и пластины для нарезания резьбы 2022 - страница 86

THREADING USER GUIDE Thread turning method Production of right-hand threading Production of left-had threading with left-hand holder* with right-hand holder* LH LH or RH RH * Change anvil to negative * Change anvil to negative Anvil selection Negative Anvils Threading helix (lead) angle φ (φL) 0º<φ (φL)≤1º 1º<φ (φL)≤2º φ (φL)≥2º Inclination Angle β -0.5º -1.5º lC Toolholder Anvil Designation 16 EX RH OR IN LH AE 16-0.5 AE 16-1.5 special solution (3/8) EX RH OR IN LH AI 16-0.5 AI 16-1.5 22 EX RH OR IN LH AE 22-0.5 AE 22-1.5 (1/2) EX RH OR IN LH AI 22-0.5 AI 22-1.5 27 EX RH OR IN LH AE 27-0.5 AE 27-1.5 (5/8) EX RH OR IN LH AI 27-0.5 AI 27-1.5 22U EX RH OR IN LH AE 22U-0.5 AE22U-1.5 (1/2U) EX RH OR IN LH AI 22U-0.5 AI 22U-1.5 27U EX RH OR IN LH AE 27U-0.5 AE 27U-1.5 (5/8U) EX RH OR IN LH AI 27U-0.5 AI 27U-1.5 • EX - Anvil for external threading • IN - Anvil for internal threading Negative Anvils Feed Towards the Tailstock -φ (φL) −β° 1.5° const. 720 ISCAR