Nakamura Tome

  • WT 250

    Specifications:

    Capacity
    Max. turning diameter/Max. turning length 9.8″ / 21.8″
    Distance between spindle nose Lφ2.6″ ,Rφ2″:max. 34.8″ / min. 10.4″
    Lφ2.6″,Rφ2.6″(op.):max. 34.2″ / min. 9.8″
    Bar capacity L:2.6″ R:2″ R:2.6″op.)
    Chuck size 6″ (165mm)
    Axis travel
    Slide travel X1/X2 7.7″ / 7.7″
    Slide travel Z1/Z2/B 23.6″ / 23.6″ / 24.4″
    Slide travel Y upper turret ± 1.6″
    Left spindle Right spindle
    Spindle speed L:φ2.6″ / 4,500min-1
    R:φ2″ / 5,000min-1
    R:φ2.6″(op.) / 4,500min-1
    Left spindle motor (max/cont.) 25/20hp
    (op.45/35/30hp・20/15hp wide range)
    Right spindle motor (max/cont.) 15/10hp (op. 20/15hp・25/20hp)
    Upper turret
    Number of turrets 1
    Spindle speed 6,000min-1
    Type of turret head/Number of index positions Dodecagonal/24
    Driven motor power (max/cont.)  7.5hp / 5hp
    Rotary system/Number of driven-tool stations Individual rotation/12
    Lower turret
    Number of turrets 1
    Spindle speed 6,000min-1
    Type of turret head/Number of index positions Dodecagonal/24
    Driven motor power (max/cont.)  7.5hp / 5hp
    Rotary system/Number of driven-tool stations Individual rotation/12
    General
    Floor space (L×W×H) 160″ × 91″× 88″
    Machine weight 8,700kg

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