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

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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

16EX RH OR IN LHAE 16-0.5special solution AE 16-1.5
(3/8)EX RH OR IN LHAI 16-0.5AI 16-1.5
22EX RH OR IN LHAE 22-0.5AE 22-1.5
(1/2)EX RH OR IN LHAI 22-0.5AI 22-1.5
27EX RH OR IN LHAE 27-0.5AE 27-1.5
(5/8)EX RH OR IN LHAI 27-0.5AI 27-1.5
22UEX RH OR IN LHAE 22U-0.5AE22U-1.5
(1/2U)EX RH OR IN LHAI 22U-0.5AI 22U-1.5
27UEX RH OR IN LHAE 27U-0.5AE 27U-1.5
(5/8U)EX RH OR IN LHAI 27U-0.5AI 27U-1.5
  • EX - Anvil for external threading
  • IN - Anvil for internal threading

Negative Anvils

Feed Towards the Tailstock

-φ (φ )

L −β°

1.5°

const.