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TTNC SERIES
ROTARY TABLES
  Tsudakoma TTNC Series Tilting Rotary Tables  

TTNC TILTING ROTARY TABLES • TTNC MULTI-SPINDLE TILTING TABLES

TTNC-451 • 631 • 1001 SPECIFICATIONS
Model TTNC-451 TTNC-631 TTNC-1001
Tilt Range -10° ~ +95° -10° ~ +95° -20° ~ +110°
Spindle outer diameter - - -
Table diameter 450 630 1000
Table height at 0° position 425 585 900
Center Height at 90° position 325 450 700
Center bore Nose dia. 140H7 180H6 75H7
Thru dia. 140 180 -
Table T-slot width 14H7 18H7 22H7
Guide block width 18h7 18h7 -
Servo motor-Fanuc*-3000rpm Rotary Tilt Rotary Tilt Rotary Tilt
Alpha 12i Alpha 12i Alpha 12i Alpha 12i Alpha 22i Alpha 30i
Speed reduction ratio 1/180 1/360 1/180 1/360 1/360 1/1,440
Max. table rotation speed
with 3000 rpm motor		 16.7 8.3 16.7 8.3 8.3 2.1
Clamp system Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic
Clamp torque                   Nm (ft.lbs.) 980 (722)
@500psi		 980 (722)
@500psi		 4410(3250)
@72psi		 2352(1733)
@500psi		 9800(7223)
@995psi		 19600(14445)
@995psi
Indexing accuracy               (arc sec.) ±7.5 - ±7.5 - ±7.5 -
Repeatability                      (arc sec.) ±2 - ±2 - ±2 -
Tilting accuracy
(0° ~ +90° tilt angle)            (arc sec)		 - ±30 - ±30 - ±30
Tilting Repeatability           (arc sec) - ±2 - ±2 - ±2
Net weight                            kg (lbs.) 780 (1,716) 1,700 (3,740) 4,600 (10,120)
Allowable wheel torque (Rotary axis) 1,666Nm (1,228 ft.lbs.) 4,116Nm (3,033 ft.lbs.) 13,230Nm (9,751 ft.lbs.)
Allowable
work weight
    kg (lbs)		 0° tilt
angle		 200 (440) 600 (1,320) 2,500 (5,500)

0° - 90°
tilt
angle

 150 (330) 300 (660) 1,500 (3,300)
Allowable
work moment		 WxL
Nm
(ft lbs)		 294 (216.7) 980 (722.2) 7,840 (5,778.1)
Allowable
load when
table
clamped		 F
N (lbf)		 19,600 (4,390) 24,500 (5,488) 29,400 (6,586)
FxL
Nm
(ft lbs)		 980 (722) 4,410 (3,250) 9,800 (7,223)
FxL
Nm
(ft lbs)		 980 (722) 2,352 (1,733) 19,600 (14,445)

  *Other motors & rpm available • specification subject to change without notice • Dimensions = mm

TTNC-451 • 631 DIMENSIONS

TTNC-451 • 631 • 1001 ACCURACIES

Inspection Items • Dimensions = mm

 TTNC-451 TTNC-631 TTNC-1001
Std. Scale Std. Scale Std. Scale
Table top flatness (concave) OAL 0.02 0.02 0.03 0.03 0.04 0.04
Table top runout - 0.015 0.015 0.02 0.02 0.03 0.03
Parallelism of table top to frame bottom OAL 0.02 0.02 0.03 0.03 0.04 0.04
Parallelism of tilt axis center to frame bottom OAL 0.02 0.02 0.03 0.03 0.04 0.04
Center bore runout Spindle nose 0.01 0.01 0.01 0.01 0.01 0.01
Tilting accuracy                                (arc sec) 0° ~ +90° ±30 ±7.5 ±30 ±7.5 ±30 ±7.5
Indexing accuracy                             (arc sec) - ±7.5 ±4 ±7.5 ±4 ±7.5 ±4
Parallelism of table top to
frame bottom guide blocks		 OAL 0.02 0.02 0.02 0.02 0.02 0.02

TTNC-451 • 631 CLAMPING BLOCK
Model Type Quantity Layout Available
T-slot pitch		 Available
T-slot

Dimensions = mm
A B C D E F G H I J K L M
TTNC-451 I 4 a 143 ~ 347 18 40 20 110 18 42 50 25 21 11 70 46 28 16
b call Koma
TTNC-631 I 4 a 168 ~ 477 18 40 20 110 18 42 50 25 21 11 70 46 28 16
b call Koma
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