Gundrill Machine for Ejector Sleeve, ZK2112*2B/500

Gundrill Machine for Ejector Sleeve

Note

• Introduced 4 spindle design. 1 and 2 spindle design is also available.
• Introduced counter-rotary of workpiece and drilling spindle. 
• Fits for drilling of shaft parts. Typical parts like ejector sleeve, etc.
• Mainly to drill concentric deep hole and capable to drill super deep hole as well.

Loading System

Gundrill machine realizes manual loading. Automatic loading system is optional. Please refer to “GSM Machine Overview” for details or consult us for your solution.

Clamping & Positioning

Clamping and positioning is by cylindrical clamping chuck and hydraulic center steady rest.

Rotary Type

Counter-rotation of drilling spindle and workpiece.

Drill Capacity

Deep Hole Drill Diameter: ∅2 – ∅12mm (also capable for ∅1 – ∅8mm)

Max. Drilling Depth: 500mm

No. of Spindle: 1,2, 4(optional)

Distance between Spindles: 140mm

Clamping Length Range: ≤500mm 

Clamping Diameter Range: ≤∅50mm

Workpiece Type: shaft( round bar)

Drill Speed

Max. Drilling Spindle Rotary Speed:  7000 r/min , 15000r/min (based on drilling requirement)

Max. Workpiece Rotary Speed: 145 r/min

Feeding Speed: 0 – 500 mm/min

Fast Feeding Speed: ≤2000mm/min

Precision

Skewness: ≤0.5/1000mm

Tolerance: IT7 – IT11

Roughness: Ra0.8 – Ra1.6

Power

Drilling Spindle Motor: 2.2*2KW (1 PCS on left and right side)

Workpiece Rotary Spindle Motor: 2.0KW

Oil Pump Motor: 5.0*2KW (1PCS on left and right side)

Oil Coolant Machine Motor: 3.5KW

Feeding Motor: 1.2KW

Hydraulic System

Max. Flow: 60 L/min

Max. Pressure: 16 MPa

Filter Accuracy: 20um

Oil Tank Capacity: ≥1000L