CNC Rotary Table

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CNC Rotary Table / MRNC-255 / MRNC-320 / MRNC-400

• Worktable diameter 255mm.
• Motor is mounted at right. (vertical and Horizontal applications)
• Exclusive dual lead worm drive.
• Wholly circular hydraulic locking system.

Specification Unit: mm

MRNC-255

Model		MRNC-255/255N*
Worktable diameter		255
Table height (horizontal)		167
Center height (vertical)		160
Overall height (vertical)		350
Spindle hole diameter		32
Center bore diameter		40 H7
T-slot size		12 H7
Guide block size		18 h7
Number of worm gear teeth		72
Servo motor (Model as required)		FANUC		MELDAS
		3 OS	6 5S	HA40	HA80
Speed reduction ratio		1/180
Minimum input increment		0.001°
Table rotation speed		11.1r.p.m (motor 2000r.p.m)
Clamp torque & Clamp method (kg-m)		50 (hydraulic pressure 35kg/cm2)
Cumulative indexing accuracy		15"
Repeatability		4"
Load capacity(kg)	Horizontal	250kg
	Vertical	100kg
	Tail-stock used	250kg
Allowable inertia force		12.3kg-cm-sec2
Max torque capacity of worm gear		48kg-m
Allowable work piece diameter		255
Net weight (motor excluded)		88kg
* Note: Choice of junction box location at right, top or back side of the rotary table. "N" means reduced sheet plate.

MRNC-320

Model		MRNC-320/320N*
Worktable diameter		320
Table height (horizontal)		220
Center height (vertical)		210
Overall height (vertical)		385
Spindle hole diameter		42
Center bore diameter		40 H7
T-slot size		14 H7
Guide block size		18 h7
Number of worm gear teeth		72
Servo motor (Model as required)		FANUC	MELDAS
		12 I0S	HA100
Speed reduction ratio		1/180
Minimum input increment		0.001°
Table rotation speed		11.1r.p.m (motor 2000r.p.m)
Clamp torque & Clamp method (kg-m)		85 (hydraulic pressure 35kg/cm2)
Cumulative indexing accuracy		15"
Repeatability		4"
Load capacity (kg)	Horizontal	350kg
	Vertical	150kg
	Tail-stock used	350kg
Allowable inertia force		38.5kg-cm-sec2
Max torque capacity of worm gear		78kg-m
Allowable work piece diameter		320
Net weight (motor excluded)		162kg
* Note: Choice of junction box location at right, top or back side of the rotary table. "N" means reduced sheet plate.

MRNC-400

Model		MRNC-400/400N*
Worktable diameter		400
Table height (horizontal)		250
Center height (vertical)		255
Overall height (vertical)		465
Spindle hole diameter		41
Center bore diameter		40 H7
T-slot size		14 H7
Guide block size		18 h7
Number of worm gear teeth		72
Servo motor (Model as required)		FANUC	MELDAS
		12 I0S	HA100
Speed reduction ratio		1/180
Minimum input increment		0.001°
Table rotation speed		11.1r.p.m (motor 2000r.p.m)
Clamp torque & Clamp method (kg-m)		180 (hydraulic pressure 35kg/cm2)
Cumulative indexing accuracy		15"
Repeatability		4"
Load capacity (kg)	Horizontal	500kg
	Vertical	200kg
	Tail-stock used	500kg
Allowable inertia force		99.8kg-cm-sec2
Max torque capacity of worm gear		170kg-m
Allowable work piece diameter		400
Net weight (motor excluded)		262kg
* Note: Choice of junction box location at right, top or back side of the rotary table. "N" means reduced sheet plate.

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