Deep Hole Drilling And Milling Machine Combines Dual Drilling Methods

Deep hole drilling and milling machine featuring both gun drilling and BTA drilling methods, an independent milling spindle, and 6-axis CNC control. Designed for complex deep hole components in energy, shipbuilding, and heavy machinery industries.

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Deep hole drilling and milling machine Key Specifications

Parameter	Value
Gun drilling range	Φ4 – Φ30mm
BTA drilling range	Φ25 – Φ101mm
Max drilling depth	2000mm
Drill box motor power	75kW
Drill box max speed	3000r/min
Milling spindle power	7.5kW
Milling spindle speed	3000r/min
Spindle taper	BT40
X-axis stroke	1500mm
Y-axis stroke	1000mm
Z-axis stroke	2000mm
W-axis stroke	1000mm
U-axis stroke	300mm
Rotary table size	2.5m × 2.5m
Rotary table capacity	10 tons
Indexing accuracy	20″ / 15″
Coolant max pressure	8MPa (gun drill) / 4MPa (BTA)
Coolant max flow	300L/min
Total power	144kW
Floor space	11m × 5m

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Drilling Methods

Gun Drilling

Cutting oil enters through drill box spindle and tool bore

Chips discharged externally through V-groove and guide frame

BTA Drilling

Cutting oil supplied through oil pressure head, tool shank, and hole wall

Chips discharged internally through tool shank bore

Milling

Independent milling spindle on lifting slide

300mm axial feed (U-axis)

BT40 taper, 3000r/min, 7.5kW

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6-Axis CNC System (GSK Control)

Axis	Function	Stroke
X-axis	Workpiece transverse movement	1500mm
Y-axis	Tool vertical movement	1000mm
Z-axis	Tool longitudinal feed	2000mm
W-axis	Column-to-workpiece distance	1000mm
U-axis	Milling spindle axial feed	300mm
B-axis	Workpiece indexing	360°

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Deep hole drilling and milling machine Key Features

Dual drilling methods – gun drilling and BTA in one machine

Independent milling spindle – drilling and milling capability

6-axis servo control – maximum flexibility

75kW high-power drill box – heavy cutting capacity

10-ton CNC rotary table – large workpiece handling

Double rectangular hardened guideways – high rigidity

Hydraulic locking on all axes – stability during cutting

300L/min, 8MPa coolant system – efficient chip removal

Above-ground tank with drum filter – clean, easy maintenance

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Deep hole drilling and milling machine Components

Component	Description
X-axis	1500mm stroke, hardened guideways, hydraulic locking
Y-axis	1000mm stroke, counterweight, hardened guideways
Z-axis	2000mm stroke, roller linear guideways
Drill Box	75kW, 3000rpm, shared for gun & BTA drilling
Milling Spindle	7.5kW, 3000rpm, BT40, puller device
Guide Frame	Shared for gun & BTA, hydraulic clamping
Coolant System	300L/min, 8MPa, drum filter, oil cooler
CNC Rotary Table	2.5m×2.5m, 10 tons, 20″/15″ accuracy

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Why Choose ZSK2310F×2m?

Benefit	Reason
Two drilling methods	Gun drilling + BTA – covers wide diameter range
Drilling + milling	Independent milling spindle with U-axis
Large workpiece capacity	10-ton rotary table, 2.5m×2.5m
Deep hole capability	2000mm drilling depth
Heavy cutting power	75kW drill box spindle
High rigidity	Hardened guideways, hydraulic locking
Clean operation	300L/min coolant, drum filtration
Versatile control	6-axis GSK CNC system

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Typical Applications

Turbine shafts and valve bodies

Propeller shafts and rudder components

Large cylinders and structural parts

Oil and gas equipment components

Complex deep hole parts with milling features

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