UNI Series for Production Drilling

Production deep hole drilling applications are handled with confidence on UNI series machines, built for high accuracy at high volumes, and configurable to build the ideal solution for these demanding applications. UNI machines make the most impact with the least cost by intelligently combining proven components with valuable technologies, developed through our own expertise, and tailored to your drilling needs.

UNI series machines have an impressive range of capabilities, including options for gundrilling, BTA drilling, or a combination, and often integrate automation such as conveyors and robotic technology for optimum production. UNI machines offer generous versatility, and operate as part of an entire system, with tooling, automation, coolant systems, and UNISIG process development and training for long term success.

Description UNI-6 UNI-12 UNI-20 UNI-25 UNI-38 UNI-50
Tooling Type Gundrill Gundrill Gundrill Gundrill, BTA option Gundrill, BTA option BTA, Gundrill option
No. of Spindles 1 to 4 1 to 4 1 to 4 1 to 4 1 to 4 1,2
Max drilling diameter 6 mm 12 mm 20 mm 25 mm 38 mm 50 mm
Max counterbore diameter 65 mm
Drilling depths 150 mm

250 mm

500 mm

500 mm

750mm

1,000 mm

500 mm

750mm

1,000 mm

750 mm

1,000 mm

1,500 mm

1,000 mm

1,500 mm

2,000 mm

1,000 mm

1,500 mm

2,000 mm

3,000 mm

Description UNI-6 UNI-12 UNI-20 UNI-25 UNI-38 UNI-50
Tooling Type (Option) Gundrill Gundrill Gundrill Gundrill, BTA option Gundrill, BTA option BTA, Gundrill option
No. of Spindles 1 to 4 1 to 4 1 to 4 1 to 4 1 to 4 1,2
Max drilling diameter 0.25 in 0.50 in 0.80 in 1.00 in 1.50 in 2.00 in
Max counterbore diameter 2.50 in
Drilling depths 6.0 in

10.0 in

20.0 in

20.0 in

30.o in

40.0 in

20.0 in

30.0 in

40.0 in

30.0

40.0

60.0 in

40.0

60.0

80.0 in

40.0 in

60.0 in

80.0 in

120.0 in

UNI Machine Examples

UNI-6-150-4i

This example UNI machine performs high accuracy gundrilling of small parts with multiple off-center and angled holes from 0.7 mm to 6 mm [0.03 – 0.25 in] diameter, up to 150 mm [6.00 in] deep.

Features:
  • Integral motor spindles for high speed drilling
  • Independent drilling modules for sequential or simultaneous operation
  • Tray handling conveyor and robot to automate non-uniform workpiece transfer
  • Very high dimensional accuracy of difficult to drill holes
  • Exceptional process reliability for critical, small-diameter deep holes
UNI-6-150-4i Specifications
Number of spindles 4
Minimum drilling diameter 0.03 in
Maximum drilling diameter 0.24 in
Drill depth shown 6.0 in
Drill depths available 6.0 in
10.0 in
20.0 in
Tool spindle power (480v) 2 hp
Tool spindle speed 20,000 rpm
UNI-6-150-4i Specifications
Number of spindles 4
Minimum drilling diameter 0.70 mm
Maximum drilling diameter 6.00 mm
Drill depth shown 150 mm
Drill depths available 150 mm
250 mm
500 mm
Tool spindle power (480v) 1.5 kw
Tool spindle speed 20,000 rpm
multi spindle gundrilling cell
multi spindle independent spindle drilling machine
robot and conveyor automation for drilling machine

UNI-12-4-750-CR

This example UNI machine performs high volume production gundrilling of shafts with very straight holes from 3 to 12 mm [0.12 to 0.50 in] diameter, up to 750 mm [30.0 in] deep.

Features:
  • Counter-rotation for minimized centerline drift and high concentricity
  • Programmable workpiece headstock position and clamping force
  • Automatic loading system, adjustable for workpiece length and diameter
  • Compact construction for installation in a CNC machining cell or larger integrated drilling system
UNI-12-4-750-CR Specifications
Number of spindles 4
Minimum drilling diameter 0.12 in
Maximum drilling diameter 0.50 in
Drill depth shown 30.0 in
Drill depths available 20.0 in
30.0 in
40.0 in
Tool spindle power (480v) 3 hp
Tool spindle speed 12,000 rpm
Work spindle power (480v) 1 hp
Work spindle speed 2,000 rpm
UNI-12-4-750-CR Specifications
Number of spindles 4
Minimum drilling diameter 3.00 mm
Maximum drilling diameter 12.0 mm
Drill depth shown 750 mm
Drill depths available 500 mm
750 mm
1,000 mm
Tool spindle power (480v) 2.2 kw
Tool spindle speed 12,000 rpm
Work spindle power (480v) 0.8 kw
Work spindle speed 2,000 rpm
multi spindle drilling machine
drilling machine coolant system

UNI-25BTA-4-750-CR

This example UNI machine is a high power four-spindle machine for production BTA drilling of holes from 12 mm to 25 mm [0.47 to 1.00 in] diameter, up to 750 mm [30.0 in] deep.

Features:
  • Ultra-high feed rates using BTA tooling
  • Hydraulic clamping chucks for increased driving torque with high performance tools
  • Servo driven loader for automatic workpiece diameter adjustment
  • Cell integrated, robot ready design
UNI-25BTA-4-750-CR Specifications
Number of spindles 4
Minimum drilling diameter 0.47 in
Maximum drilling diameter 1.00 in
Drill depth shown 30.0 in
Drill depths available 30.0 in
40.0 in
60.0 in
Tool spindle power (480v) 19 hp
Tool spindle speed 3,000 rpm
Work spindle power (480v) 5 hp
Work spindle speed 500 rpm
UNI-25BTA-4-750-CR Specifications
Number of spindles 4
Minimum drilling diameter 12.0 mm
Maximum drilling diameter 25.0 mm
Drill depth shown 750 mm
Drill depths available 750 mm
1,000 mm
1,500 mm
Tool spindle power (480v) 15 kw
Tool spindle speed 3,000 rpm
Work spindle power (480v) 3.7 kw
Work spindle speed 500 rpm
shotgun industry manufacturing cell
multiple spindle automated drilling machine
multi spindle drilling machine detail

UNI-50BTA-1500-CR

This example UNI machine is a versatile, high precision machine for centerline bores up to 65 mm [2.6 in] diameter, and 1,500 mm [59 in] deep, in the toughest materials using both gundrill and BTA tools.

Features:
  • Rapid changeover from BTA to gundrill tooling
  • Counter-rotation for minimized centerline drift
  • High precision zero endplay spindles for bottom forcing operations
  • Preloaded ballscrew drives for precise depth control
  • Process monitoring and graphical display of critical information
  • Automatic process interruption for unattended operation
UNI-50BTA-1500-CR Specifications
Tooling type Gundrill and BTA
Minimum drilling diameter 0.31 in
Maximum drilling diameter 1.97 in
Max counterbore diameter 2.56 in
Drill depth shown 59.0 in
Drill depths available 40.0 in
60.0 in
80.0 in
120.0 in
Tool spindle power (480v) 38 hp
Tool spindle speed 3,000 rpm
Work spindle power (480v) 27 hp
Work spindle speed 1,000 rpm
UNI-25BTA-4-750-CR Specifications
Tooling type Gundrill and BTA
Minimum drilling diameter 8.00 mm
Maximum drilling diameter 50.0 mm
Max counterbore diameter 65.0 mm
Drilling depth shown 1,500 mm
Drill depths available 1,000 mm
1,500 mm
2,000 mm
3,000 mm
Tool spindle power (480v) 28 kw
Tool spindle speed 3,000 rpm
Work spindle power (480v) 20 kw
Work spindle speed 1,000 rpm
bta and gundrill combination machine
cam shafts gundrilling
deep hole drilling coolant system

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