Www American Machinist Com Content Site304 Articles 05 01 2008 80503horizontal 00000052945
Www American Machinist Com Content Site304 Articles 05 01 2008 80503horizontal 00000052945
Www American Machinist Com Content Site304 Articles 05 01 2008 80503horizontal 00000052945
Www American Machinist Com Content Site304 Articles 05 01 2008 80503horizontal 00000052945
Www American Machinist Com Content Site304 Articles 05 01 2008 80503horizontal 00000052945

Boring in the Round

May 22, 2008
The BO 110 heavy-duty horizontal boring mill from Knuth Machine Tools USA Inc. (www.knuth-usa.com) features a 360-degree rotary table for easy access. The table handles loads to 5,500 lb, and its travels measure 39 in. by 35 in. by 35.25 in., ...

The BO 110 heavy-duty horizontal boring mill from Knuth Machine Tools USA Inc. (www.knuth-usa.com) features a 360-degree rotary table for easy access. The table handles loads to 5,500 lb, and its travels measure 39 in. by 35 in. by 35.25 in., with a spindle-center-to-table range of 0 to 35 in. The machine’s quill, headstock and table can feed in 36 steps from 0.0016 in. to 0.06 in. per revolution depending on spindle rpm.

With a 3-axis DRO, the BO 110 has a spindle diameter of 4.250 in. with variable frequency drive that provides 8 to 1,000 rpm. The spindle feeds a distance of 23.6 in. with an axial thrust of 2,750 lb and torque of 900 ft-lb from a 10-hp motor. There is a facing slide as well with a feed of 7.1 in.

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