Topwell 5-GL knee mill with 6000 rpm gearless vector drive head



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HH Roberts / Topwell 5-GL with 6000 RPM spindle

12" x 50" table 32" x 16" travels 7 1/2 to 15 Hp vector drive head with your choice of back geared or direct drive. Gearless heads have two speed ranges set by shifting the belt on the motor pulley. 75 to 4,000 for higher torque and 100 to 6,000 rpm. . Back geared ranges 15 to 750 and 75 to 6,000. # 40 taper spindle can accept #40 milling machine, Cat-V-40 or BT-40 CNC tooling hardened and ground X and Y axes with Turcite counterslide on saddle power feed with rapid traverse on table central lube Weight approximately 3,750 lb These vector drive heads were developed in house for both Bridgeport clone R-8 machines and this heavier #40 spindle machine. Hundreds have been sold as a replacement head for older Bridgeport's and Taiwan made Bridgeport clones. Click here for details Acu-Rite or Heidenhain digital readouts are optional as are full coolant systems with chip pans and side splash guards.
Click here to download our knee mill catalogue.	Now available with 12 1/2 or 15 Hp spindle drives and with direct drive or back geared versions. Field upgrades are available for customers with earlier models..

Looking for a heavy mill like these but with a 4 way tilting head ? Check out the Argo 5-VH	Above is the VF version of this machine. It has CNC style servo feeds on X and Y axes giving independent variable feeds on each, plus rapid traverse. It also has a rapid traverse on the knee elevation. Digital readout is standard equipment as well. Ballscrews, turcite counterslides, encoder feedback on X and Y make it ready for a fast economical CNC upgrade in the future. For details CLICK HERE