Tsudakoma Rotary Tables and Indexers

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Tsudakoma Rotary Tables

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TRNC SERIES
ROTARY TABLES

  Tsudakoma TRNC Series Rotary Tables  

TRNC SERIES TABLES • TRNCB SERIES TABLES

TRNC-151 • 201 • 301 SPECIFICATIONS

Model TRNC-151 (S) TRNC-201 (S) TRNC-301 (S)
Tilt Range -110° ~ +110°
Table diameter 160 225 320
Table height at 0° position 260 315 345
Center Height at 90° position 190 235 255
Center bore Nose dia. 35H7 40H7 40H7
Thru dia. 35 32 40
Table T-slot width 12H7 12H7 14H7
Guide block width 18h7 18h7 18h7
Servo motor-Fanuc*-3000rpm Rotary Tilt Rotary Tilt Rotary Tilt
Alpha 3 Alpha 3 Alpha 3 Alpha 3 Alpha 6 Alpha 6
Speed reduction ratio 1/180 1/180 1/180 1/360 1/360 1/180 1/360 1/360
Max. table rotation speed
with 3000 rpm motor
16.7 16.7 16.7 8.3 8.3 16.7 8.3 8.3
Clamp system Pneumatic Pneumatic Hydraulic Hydraulic Hydraulic Hydraulic
Clamp torque            Nm (ft.lbs.) 225 (166)
@72psi
225 (166)
@72psi
490 (361)
@500psi
490 (361)
@500psi
833 (614)
@500psi
980 (722)
@500psi
Indexing accuracy        (arc sec.) ±10 ±30 ±7.5 ±30 ±7.5 ±30
Repeatability               (arc sec.) ±2 ±2 ±2 ±2 ±2 ±2
Tilting
Accuracy
0° ~ +90°
tilt    (arc sec)
±22.5 ±22.5 ±22.5
-90° ~ +90°
tilt    (arc sec)
±30 ±30 ±30
Tilting Repeatability    (arc sec) ±2 ±2 ±2
Net weight                     kg (lbs.) 145 (319) 280 (616) 350 (770)
Allowable wheel torque (Rotary) 147Nm (108 ft.lbs.) 470Nm (346 ft.lbs.) 764Nm (563 ft.lbs.)
Allowable
work weight
    kg (lbs)
0° tilt
angle
50 (110) 100 (220) 150 (330)

0° - 90°
tilt
angle

35 (77) 50 (110) 100 (220)
Allowable
work moment
WxL
Nm
(ft lbs)
78.4 (57.8) 156.8 (115.6) 254.8 (187.8)
Allowable
load when
table
clamped
F
N (lbf)
6,860 (1,537) 9,800 (2,195) 14,700 (3,293)
FxL
Nm
(ft lbs)
225 (166) 490 (361) 980 (722)
FxL
Nm
(ft lbs)
225 (166) 490 (361) 980 (722)

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

TRNC-151 • 201 • 301 DIMENSIONS

Tsudakoma TRNC Series Tilting Rotary Tables

TRNC-151 • 201 • 301 ACCURACIES

Inspection Items • Dimensions = mm

TRNC-151 TRNC(B)-201 • 301
Std. Scale Std. Scale
Table top flatness (concave) OAL 0.01 0.01 0.01 0.01
Table top runout - 0.015 0.015 0.015 0.015
Parallelism of table top to frame bottom OAL 0.02 0.02 0.02 0.02
Parallelism of tilt axis center to frame bottom OAL 0.02 0.02 0.02 0.02
Center bore runout Spindle nose 0.01 0.01 0.01 0.01
Tilting accuracy                                   (arc sec) 0° ~ +90° ±22.5 ±7.5 ±22.5 ±7.5
-90° ~ +90° ±30 ±7.5 ±30 ±7.5
Indexing accuracy                               (arc sec) - ±10 ±7.5 ±7.5
(±10 TRNCB)
±5
Parallelism of table top to
frame bottom guide blocks
OAL 0.02 0.02 0.02 0.02

TRNC-151 • 201 • 301 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
TRNC-151 I 4 a 78 ~ 132 18 20 12 70 10 35 25 20 21 11 65 40 28 16
TRNC-151S b 63 ~ 107
TRNC-201 I 4 a 95 ~ 185 18 25 12 80 12 33 35 22 21 11 65 40 28 16
TRNC-201S b 78 ~ 130
TRNC-301 I 4 a 120 ~ 245 18 25 12 80 12 33 35 22 21 11 65 40 28 16
TRNC-301S b 78 ~ 150
Tsudakoma Rotary Tables

TRNC-151 • 201 • 301 WORKPIECE MOUNTING SPACE

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