Deep Hole Drilling Machines
Gildermeister & Knoll
3 Point Steady
4 Jaw Chuck
Gildermeister & Knoll (Heidenreich & Harbeck) Model B4N x 7500mm Deep Hole Drilling Machine
GD Machinery offer a range of Deep Hole Drilling machines ex-stock which are available 'as is or offered with full or part rebuild with full electrical retrofit developed around individual customer requirements, please see below specification of this 7500mm machine:
Serial number 1748-0004/5
Swing over bed 815mm
Spindle speeds 56-1120rpm
Bore of spindle 113mm
Max. torque of spindle m/kp 600
Feed range in two ratios 8-2500mm/min
Headstock motor 75kw
Bed width 530mm
Bed lengths 3 x 5m, 1 x 4m, total length 19 metre.
Headstock 1,000mm. Obstructions boring carriage 900mm. Sealing head carriage 900mm, boring bar dampers 210mm each.
Estimated max boring length 7,500mm
3 x 3 point roller steadies 60-500mm cap.
3 x boring bar dampers
The following equipment can be offered as part of our service:
New Electrical equipment for controls with motors
New Fan cooled cabinet
Pipes for coolant system
Continuous lubrication system of head units
New Cable carrying chains
Oil & chips discharge pipe
New Interlock safety guards
Carriage with timed automatic lubrication system with level control and thrust meter.
New Hydraulic unit & pipework for clamping of sealing head saddle
Electrical & hydraulic drawings