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When it comes to machining big parts, size really does matter. The ability to machine a long, wide part without refixturing is a sure way to increase productivity and reduce cycle times. Designed for machining extra-long and extra-wide parts, such as wing spars and molds, the new Haas VF-11 vertical machining center features travels of 120" x 40" x 30" (xyz). Built of heavily-ribbed, American-made iron castings for structural integrity and rigidity, this C-frame VMC utilizes triangulated, wide-stance construction to damp vibration and prevent flex. For extremely precise positioning, linear (glass) scales are available as an option. The VF-11’s standard 20-hp motor drives a 40-taper spindle to 7,500 rpm through a vibration-isolated, two-speed gearbox. For high-torque cutting a 30-hp, 50-taper spindle is optional, and a 10,000-rpm spindle is available for high-speed work. A 20-pocket automatic tool changer comes standard on the VF-11, and a 32-pocket tool changer is optional. Both changers feature tool-to-tool change times of approximately 5 seconds, and are fully enclosed to protect tool tapers from chips and coolant. A load-sensing chip conveyor removes chips from the enclosure to reduce idle time, and automatically reverses should a jam occur.
Featuring dual, high-speed 32-bit processors, and program execution speeds up to 1,000 blocks per second, the Haas control is fully Fanuc™ and Yasnac™ compatible. This, along with unique Haas one-touch features, such as one-touch power-up and one-touch tool offset, combine to establish the Haas control as the industry’s benchmark for productivity and ease of use.
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