BTA Deep Hole Drilling Machine For Twin Barrels

Machine overview

Drilling range: Φ30~Φ80mm

Boring range: Φ40~Φ200mm

Honing range: Φ32~Φ200mm

Trepaning range: Φ75~Φ200mm

Max processing depth: 6000mm

Max workpiece depth: 6000mm

Workpiece OD range: Φ100~Φ500mm

Twin hole Max. hole distance: 100mm

Machine sketch for reference

 

Machine working mode

Drilling: BTA drilling mode, chips discharge from back of the tool and shank(back chips removal)

Boring: push boring, pull boring mode, chips discharge from workpiece inside base hole (front chips removal)

Trepaning: Inner side oil providing, chips remove from outside.

Cutting tool rotate infeeding and workpiece is rotating as well. CNC control system: Siemens 828D/DELTA PLC CNC axis: Z1 axis, honing lengthway infeeding movement Z2 axis, BTA drill box lengthway infeeding movement

Main parts of machine

Machine bed, headstock, oil pressure head, drill bar support rest, drill box, sliding guide rail , Rack and pinion, coolant system, control system, electric cabinet, workpiece carrier etc. .

Machine Features

Z1 Axis (Honing): Repeat speed 1~25m/min, Motor torque 15Nm, Rapid speed 1m/min

Z2 Axis (BTA drilling): Infeed speed range 5~500mm/min, Motor torque 25Nm, Theoretical maximum thrust 14000kg

Z3 axis (Honing head expanding): Motor torque 7Nm

Z4 axis (Oil pressure head servo motion): Rapid speed 3m/min, Motor torque 25Nm

X1/X2 Axis (Center rest horizontal motion): Rapid speed 3m/min, Motor torque 25Nm, Travel 100mm

Drill bar box: Speed range 61-800r/min, Motor power 30KW

Headstock: Rotating speed 11r/min, Motor power 22KW

Honing box: Rotating speed 20~250r/min, Motor power 15KW

Other: Height of spindle center to the slide guide surface 550mm, Slide guide rail span 600mm, Machine floor space 17.5m×3.5m, Machine weight 35ton, Machine total power 110KW, Voltage/Frequency 400V/60HZ

Coolant System

Drill, boring, trepaning: Max. pressure 2.5MPa, Max. flow 500L/min

Honing: Flow 100 L/min

Contact : Susan for more details
WhatsApp/WeChat :+86 15165964868
Email: deephole@dzguanlu.com
Deephole series Web: www.dzgljc.com

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