Horizontal Boring Mill--Knuth Machine Tools

The BO 110 is a horizontal boring mill with a three-axis DRO from Knuth Machine Tools. The machine has a spindle diameter of 4.

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The BO 110 is a horizontal boring mill with a three-axis DRO from Knuth Machine Tools. The machine has a spindle diameter of 4.25" with an infinitely variable frequency drive providing 8-1,000 rpm. The spindle feed is 23.6" with axial thrust of 2,750 lbs and torque of 900 ft/lb from a 10-hp main motor. There is a facing slide with a feed of 7.1" as well.

The 43" × 38" table's load capacity is 5,500 lbs. Travels of 39" longitudinal, 35" transverse and 35.25" vertical, serve a variety of applications. The spindle center to table range is 0" to 35". The quill, headstock and table can feed in 36 steps from 0.0016" to 0.06" per revolution depending on spindle rpm.

The boring mill has rigid, hardened and precision ground square sides to ensure many years of accurate operation. Mechanical functions that are not able to run simultaneously are provided with interlocks. Also, the headstock and feed gears are equipped with an overload clutch.

In addition, operators are able to engage gears in the desired position with a lever-operated gear shifter and the table rotates 360 degrees. for easy access. Telescoping steel covers protect the guides from chips and contamination. Also, the machine comes with three-axes, which are driven by servomotors and a tailstock.