Big Hole CNC Rotary table

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BRCN-320
BRCN-400

Big Hole CNC Rotary table

  • Worktable diameter 320 and 400 mm.
  • Motor is mounted at right.
  • Exclusive dual lead worm drive.
  • Wholly circular hydraulic locking system.
  • Big hole rotary table.

Drawing BRCN-320

Drawing BRCN-400

Specifictions

Unit:mm
Model BRNC-320 / 320N BRNC-400 / 400N
Worktable diameter Φ 320mm Φ 400mm
Table height(Horizontal) 222mm 250mm
Center height(Vertical) 210 255
Overall height 385 465
Through-hole diamenter Φ 100 Φ 150
Center bore diameter Φ 100H7 Φ 150H7
T - slot size 14 H7 14 H7
Guide block size 18 h7 18 h7
Number of worm Gear teeth 72 72
Servo motor (model as required) FANUC MELDAS FANUC MELDAS
α 12i HF-203S α 12i HF-203S
Speed reduction ratio 1/180 1/180
Minimum input increment 0.001o 0.001o
Table rotation speed 11.1 r.p.m.(Motor 2000r.p.m) 11.1 r.p.m.(Motor 2000r.p.m)
Clamp torque & Clamp method 85kg-m
(Hydraulic pressure 35kg/cm2)		 180kg-m
(Hydraulic pressure 35kg/cm2)
Cunulative indexing accuracy 20" 20"
Repeatability 4" 4"
Allowable load capacity Horizontal 350 kg 500 kg
Vertical 150 kg 200 kg
Allowable inertia force 38.5 kg-cm-sec2 99.8 kg-cm-sec2
Allowable turntable torque 78 kg-m 170 kg-m
Allowable workpiece diameter Φ 320 Φ 400
Net Weight ( motor exclude ) 170 kg 270 kg
NOTE : "N" means shortened sheet metal. Contact us for shortened sheet metal drawings.