Description

Processing Method:  BTA , internal chip removing

CNC System: FANUC OI Mate TC / GSK980TDC (Optional)

Drill Stem: rotary and feed, frequency speed adjustment

Workpiece: non-rotary

Guide Sleeve: hydraulic driven

Clamping: The left part of workpiece is clamped by hydraulic chuck, the right is clamped by

manual self-centering chuck. The clamping is reliable.

Main Parameter

Drilling Ability

1.       Number of Spindle:   1 PCS

2.       Drilling Diameter Range：  φ40～φ100 mm

3.       Max. Drilling Depth：  1000mm; 1500 mm

4.       Max. Diameter of Workpiece:   250mm; 320mm

5.       Clamping Length Range：  1000mm; 1500 mm

Drilling Speed

1.       Max. Drill Stem Rotary Speed：  750 r/min

2.  Feed Speed Range：  ≤200 mm/min

3.  Fast Move Speed     ≤1000 mm/min

Drilling Accuracy

1.       Skewness：  ≤1.0/1000 (length to diameter ratio <100)

2.       Dimensional Accuracy：  IT8～IT11

3.       Roughness：  Ra1.6～Ra3.2

Machine Power

1.       Power of Drill Stem Motor：  37 KW

2.       Oil Cooling Power：  0.8 KW 

3.       Oil Pump Motor:   2×11 KW (double pump group)

4.       Power of Feed Motor：  4.7 KW  30 M.N

5.       Total Power:   70KW

Hydraulic System

1.       Max. Flow:    320 L/Min

2.       Max. Pressure：   5 MPa

3.       Filter Accuracy：   20 um

4．Oil Tank Capacity:     1600 L

Basic Dimension & Weight

1.  Ground Area：  6500×3000×1800mm

2.  Distance between Drill Stem Center and Ground:   1070mm

3.  Weight of Main Engine:    7.5 T

4.  Weight of Hydraulic System:    2.5 T