HSU PEN INTERNATIONAL PRECISION MACHINERY CO., LTD.
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STH-255 Swiveling Spindle Head
STH
Employs high rigidity, extra large radial and axial bearing.
The spindle head employs the latest full circumference brake, featuring even braking force without runout. Maximum clamping area, higher clamping force, no vibration and no braking delay is required. High torque combined with compact, rigid and enclosed structure ensure high cutting quality.
High quality cast iron with maximum durability of material, increased wall thickness of body to increase the structural strength. One-piece thru-hole spindle integrates features of high strength, heavy cutting resistance and high machining accuracy.
Various sheet metal guards are available to suit various brands of motors. Contact us for detail.
Specification
MODEL | UNIT | STH-255 | ||
---|---|---|---|---|
Tilting angle | deg. | ±110 | ||
Teeth ratio | / | 1:120 | ||
Width of guide block | mm | 18h7 | ||
Servo motor type (Recommended) | Motor Brand | Tilt ing Axis | ||
FANUC | α8i / ß12is | |||
Mitsubishi | HF-154S | |||
Max. speed of indexing p late | rpm | 22.2 | ||
Indexing accuracy | sec. | 15 | ||
Repeatability accuracy | sec. | 6 | ||
Clamping torque | N.m | 600 | ||
Allowable torque on worm gear | N.m | 380 | ||
Range of tilting angle | deg. | ±110 | ||
Clamping method | kg.m² | 35(Hyd.) | ||
Minimum setting angle | deg. | 0.001 | ||
Weight of spindle head (motor not induded) | kg | 177 |