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TBT Tiefbohrtechnik GmbH + Co MULTIPRO ML200-2

The drilling process of the deep hole drilling machine utilizes the single-lip drilling method.

Drilling Unit Specifications:
- Drilling depth: 200 mm
- Min./max. drilling diameter: 1–12 mm based on ST 60
- Number of spindles: 2
- Spindle distance: 200 mm
- Spindle drive: 2 x 2.4/4.2 kW
- Infinitely variable spindle speed: 1,000–20,000 rpm
- Infinitely variable feed rate: 10–25,000 mm/min
- Rapid traverse: 25,000 mm/min
- Nominal traverse of the slide: 650 mm
- Slide width: 460 mm
- X-axis stroke: 200 mm, rapid traverse: 25,000 mm/min
- Y-axis stroke: 200 mm, rapid traverse: 25,000 mm/min

Fluid System Information:
- Coolant/lubricant supply: deep hole drilling oil
- Tank capacity: 500 liters
- 1 x automatic filter, filter capacity: 50 l/min
- 1 x control filter
- 2 x ELB deep hole drilling oil supply units
- 1 x flow divider
- 1 x air cooler with recirculation pump
- 1 x electrostatic oil mist extractor
- 1 x scraper belt chip conveyor
- 1 x hydraulic and pneumatic power unit/equipment
- 1 x sump pump
- 3 x submersible pumps
- 1 x radial piston pump with remote adjustment:
Delivery rate: 1–38 l/min
Pump drive: 7.5 kW

Spindle Unit:
- Motor spindles with frequency-controlled, stepless speed adjustment
- Spindle head with interface for tool holders
- 2 x tool holders for collets according to VDI 3208 SE10x60, firmly bolted to the motor spindle’s spindle head

Drill Bushing Carrier:
- The drill bushing carrier is positionable via NC axis
- Cast iron design mounted on linear guides
- W-axis drive via AC servo motor and ball screw with an indirect, absolute measuring system

Workpiece Slide:
- The workpiece slide is designed as a cross slide for vertical and horizontal positioning of the workpiece, for mounting fixture plates or special clamping devices
- Base body made from cast iron with linear roller guides
- Drive for X and Y axes via AC servo motors and ball screws
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- Direct, absolute measuring systems
- Table plate with T-slot or alignment slot

Clamping Table with NC Indexing Unit for Positioning:
- With rotary axis and tilting axis
- Hydraulic clamping on rotary and tilting axes
Technical data:
- Tilting range: 270º
- Rotary range: 360º
- Center height: 25 ± 0.02
- Spindle distance: 200 ± 0.005
- Indexing accuracy: rotary axis ± 15" / tilting axis ± 30"

Electrical Equipment Information:
- 1 x drilling process monitoring
- 1 x CNC control 840D (Solution Line)

Connection Data:
- Operating voltage: 3AC 400 V ±10%
- Frequency: 50 Hz
- Control voltage: 24 V DC
- Total connected load: 25 kW

Additional Machine Equipment:
- 2 x holders for spring-loaded bush holders, mounted on the drill bushing carrier
- For max. drilling diameter Ø18 mm.

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