BTA Drilling Machine
Note
- Introduced 1 spindle design.
- Counter-rotary of workpiece and drilling spindle.
- Fits for drilling long depth of shaft parts like bore bit of mineral machine, piston, etc.
Clamping & Positioning
BTA drilling machine clamping is by self-centering chuck and steady rest.
Drill Capacity
Drilling Diameter: ∅16 – ∅60mm
Max. Drilling Depth: 1000mm
No. of Spindle: 1
Max.Workpiece Diameter: ∅320mm
Steady Rest Clamping Diameter: ∅270mm
Max. Workpiece Length: 1000mm
Drill Speed
Max. Drilling Spindle Rotary Speed: 1800 r/min
Workpiece Rotary Speed: 31.5 r/min
Feeding Speed: 0 – 1500 mm/min
Fast Feeding Speed: ≤2000mm/min
Precision
Skewness: ≤1.0/1000mm
Tolerance: IT8 – IT11
Roughness: Ra1.6 – Ra3.2
Power
Drilling Spindle Motor: 30KW
Workpiece Rotary Motor: 3KW
Feeding Motor: 1.8KW
Oil Pump Power: 11*2KW
Coolant Machine Power: 0.8KW
Total Power: 65KW
Hydraulic System
Max. Flow: 280 L/min
Max. Pressure: 8 MPa
Filter Accuracy: 20um
Oil Tank Capacity: 1360L
