Precihole Gun Drilling Machines are built to manufacture high precision parts and can be customized to suite high volume requirements. GVN gun drill models are offered with 1 to 4 spindles providing excellent straightness, surface finish and bore tolerance. Length to diameter ratios of up to 125 are possible.
Machine features:
Component counter rotation to ensure excellent straightness
Use of ball screw and servo drives for linear motion
Multiple tool steady rests to provide solid tube support
Option of Hydraulic Cone / Self-Centering Chucks for proper part clamping
High pressure coolant and fine filtration system
Oil chiller and automatic lubrication
Mitsubishi / Siemens PLC controls with touch screen HMI
Integrated unibody design to reduce overall machine footprint to save valuable floor space
GVN06C model has ultra high speed precision motorized spindle
Tool monitoring system to ensure tool breakage prevention
Drilling Diameter Range 0.2″ – 0.5″
Number of Spindles 1/2/4
Spindle Speed 1,000 – 6,500 RPMs
Power per Spindle 3 HP
Max. Drilling Depth 16″/24″/30″/40″/48″
Part OD Range 1″ – 2″
Part Clamping System Hydraulic Cone Clamping / Chuck Clamping
Max. Component Weight 50 lbs.
Counter Rotation Speed C Models
Drill Feed Range 0 – 40″/minute
Coolant Tank Capacity (Gallons) 320
Max. Coolant Pressure 1350 PSI
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