rapid traverse

rapid traverse

[′rap·əd trə′vərs]
(mechanical engineering)
A machine tool mechanism which rapidly repositions the workpiece while no cutting takes place.
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the rapid traverse rates are 1,181, 394 and 1,417 ipm.
The machine, built on a single-piece cast machine bed, includes direct-coupled digital drives, which help deliver rapid traverse rates up to 60 m/min and acceleration up to 6 m/s sq.
Rapid traverse rates are 60m/min in X-axis, 60m/min in Z-axis, and 30m/min in Y-axis.
8hp main drive, spindle speeds up to 18,000rpm, rapid traverse to 1,970ipm, CAT40 tooling, 45-position tool magazine, 15.
7", Z-axis travel is 80", and rapid traverse rates of 315 IPM Z-axis.
When installed it weighs eighteen tonnes, but is still able to accelerate at 1g to 30m/min when cutting and 60m/min in rapid traverse.
With the redesign, the EMCOTURN 420MC has higher rapid traverse speeds in all axes, pre-tensioned cross-roller linear guideways and a more efficient drive motor.
The Z-axis has a rapid traverse rate of 42 m/mm, and the automatic tool changer provides an impressive tool-to-tool change time of 1.
The high-speed (75-meter-per-minute rapid traverse and 1-g linear acceleration) will be displayed at the two APEX shows in May, the Twin Cities event (with distributor M&M Systems) and Eastec (with Lynd-Farquhar).
Rapid traverse cylinders provide precise positioning control and sensitive mold-protection sensing through proportional-control valving driven by a real-time, closed-loop control.
The rapid traverse rates of the X1, Z1 and Y axes measure 50, 50 and 36 m/min.

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