Multi-purpose Machine BB25

Features Multi-purpose Machine   BB25

• Very practical machine with leadscrew for turning / milling / drilling of parts
• Infinitely variable speed adjustment, with digital speed indicator for 2 ranges – quiet belt drive for turning, ﹣2-step gear for milling
• Easy tooling change-over from turning to drilling / milling
• Rigid machine bed with hardened and ground guideways, taper gibs for zero-backlash adjustments
• Precision bearings ensure high spindle concentricity
• Tailstock adjustable for taper turning
• Milling unit with swivel head
• Cross slide with T-slots for parts clamping

Main specifications

Model		BB25
Max. swing diameter over bed		250mm
Max. workpiece diameter over carriage		130mm
Max. length of workpiece between certres		700mm
Max. cutting length		660mm
Taper of hole in spindle / hole		MT4 / Ø27mm
Range of spindle speed (6 steps)		115~1620 rpm
Range of carriage logitudinal feed per revelution of spindle		0.05~0.1mm/r
Range of screw thread (metric/inch)		20 kinds 0.2~3.5mm / 8~56TPI
Range of screw thread (mod)		10 kinds 0.2~1.25mm
Motor		0.37 ; 0.55 KW
Max. drilling diameter		16mm
Max. diameter of vertical milling cutter		20mm
Max. diameter of vertical milling face		63mm
Taper of hole in spindle nose		MT3
Max. distance between spindle box		160mm
Max. quill movement of spindle		80mm
Max. horizontal rotation of spindle box around column		+ 180°
Max. inclination of spindle box (left right)		+ 90°
Range of spindle speed (4 steps)		400~1640 rpm
Motor		0.37 ; 0.55 KW
Weight of machine	BB25-1	145 / 155 kgs
	BB25-3	218 / 238 kgs

Multi Purpose Machine