DMU 340 P (FD)
The portal series from DECKEL MAHO – more than 1,000 machines installed.
Max. X-axis travel
133.9 in.
Max. Y-axis travel
133.9 in.
Max. Z-axis travel
78.7 in.
Max. workpiece diameter
153.5 in.
Max. workpiece height
77.2 in.
Max. workpiece weight
44092.5 lbs.
Control & software alternatives
SIEMENS
HEIDENHAIN
Highlights
Complete machining
- Milling and turning in one setup with the DirectDrive table with a torque up to 7,523 ft lb
- Best surface quality with technology integration grinding
Precision
- Maximum accuracy through water-cooled feed drive
- Band filter unit with 2,500 l as standard
- Highest long-term accuracy due to cooled linear guideways and active spindle growth control.
Performance
- High dynamics with feed speed up to 1,575 ipm
- Also available in mill- /turn - version
- High feed power up to 11,240 lbf
- Biggest spindle range in the market: powerMASTER motor spindle with up to 737.6 ft lb and torqueMASTER gear spindle with 1,327.6 ft lb
Efficiency
- Lower energy consumption through intelligent needs-based power units.
- Gantry design with vertically moving cross beam with hydraulic weight compensation.
- Fast innovative wheel type magazine with up to 243 tools with minimized footprint.
Highest rigidity and dynamics up to 16.4 ft/s²
- Thermosymmetrical construction
- 3-point support with an inherently stiff machine bed, no foundation required
- High temperature stability standard with positioning accuracy down to 0.38 µin
- Position accuracy down to 0.30 µin with accuracy pack option
- Short and continuous throat depth of milling head (no ram design)
Sample applications
Control & software
Profile Dressing
- Dressing of a profile on the grinding wheel by means of driven profile rollers (negative)
- Full utilisation of AE sensor and integrated dressing strategies
- High time saving as well as high dressing accuracy due to customised dressing wheel development
Highlights
Customer benefits
- Tool and workpiece protection
- Optimized tool process
- Monitoring of the radial and axial spindle load depending on the actual pull-in force
Left: Parameterised input for the production of profiles; Right: Dialogue-guided contour dressing cycle
Interpolation turning 2.0 – turning recessing cycle
- With interpolation turning, the tool cutter follows a circular movement, where the cutter is always oriented towards the center Of the circle.
- Possible for external and internal machining
- Synchronization and tool path controlled by the cycle
- NEW: in version 2.0 complex turning contours are possible (currently only available on the DMU 50, other machine types will follow)
Highlights
Customer benefits
- Easy manufacturing of sealing surfaces where milling operation might not be possible.
- Complete component processing in one clamping possible
- Reduced investment costs for tools
Application Tuning Cycle
- Process-oriented adjustment of the feed rate n relation to the table loading
- Minimization of machining time with maximization of the component quality
- NEW: Now also available for CTX TC. Ideal machining result with the highest machine dynamics*
*without consideration of feed weight
Highlights
Customer Benefits
- User friendly setting of the machine dynamics with included DMG MORI knowhow
- Time saving in roughing
- High surface finish during finishing
Left : ATC 2.0 – Milling: Consideration of table loading. / Right : ATC – Turning: for CTX TC for easy adjustment of the machine dynamics.
Flat Grinding
- Technology integration flat grinding on standard machines for best surface results
- Possibility of straightness compensation by definition of calibration points
- Acoustic emission sensor assisted approaching cycle
- ECS nozzle unit for best possible flushing of the grinding gap optionally available
Highlights
Customer Benefits
Machining strategies
- Easy programming with the integrated input parameters
- Complete machining with one setup
Optional rotating dressing unit incl. dressing cycles
MPC 2.0 – Machine Protection Control
- Vibration monitoring in the process
- Rapid shutdown in case of a crash
- Manual retraction even in swiveled machining plane
- NEW: Torque monitoring
- New: Recommended with Protection Package for CTX TC machines
Highlights
Customer Benefits
MPC Graph: aktuelle und angelernte Prozesswerte. / MPC Diagnostics: Lagerzustand, Anzahl von Stoß und Crash.
- Avoiding tool breakage
- Increase in machine availability
- Damage reduction
Tilted Measuring Cycle
- Measuring with tilted tool axis
- Dialog-guided programming of the measuring cycles
- Positioning of the measuring points with rotary axis
Highlights
Customer Benefits
- Increase in component accuracy
- Reduction of set-up time
- Collision-free measuring thanks to tilted tool axis possible
- Further processing of the measurement results
Left : 1. circumferential measurement, 2. alignment surface, 3. alignment hole / Right : Dialog-guided programming
Maintenance Package i4.0
- Automatic recognition of tool pull-in force for consistently high process stability.
- Predefined cycle for automatic lubrication, every 75h or after 20,000 tool changes.
- Detection of leakage and measuring of usage of pneumatics system.
Highlights
Customer Benefits
- Efficient and timesaving lubrication without operator intervention
- High transparency by displaying the lubrication cycles and the current pull-in force.
- Data recording in combination with the optionally available Condition Analyzer for additional analyzes of air consumption and changes of the pull-in force
Detection of leakage and measuring of usage of pneumatics system.
Simple query of the monitoring parameters and the current pull-in force.
3D quickSET
Turning
- Measurement and correction of the position of turning and Pivot axes (C4, C3, B)
- Sag compensation possible
- Can be used in combination with standard probes from customers (recommended Renishaw, Blum)
Milling
- Toolkit for checking and correcting the kinematic accuracy of 4- and 5-axis machine configuration
- All head variations and table axes
Highlights
Turning Customer Benefits
- Reliable re-calibration of the machine before a highly precise processing
- Continuous documentation of machine accuracy
- No rejected parts due to unknown Geometric-deviations
Dialogue-guided measurement of the B- and C-axis.
Milling Customer Benefits
- Periodic recalibration of the machine with comprehensive documentation
- Highest kinematic accuracy in self-regulation
Define kinematics head
TCC – Tool Control Center
- Chip detection on plan pad and tool cone
- Monitoring of pull-in force
- Cutting edge control in process by symmetry monitoring of the bending moment per cutting edge
- Visualization of the bending moment over time via Graph
Highlights
Customer Benefits
- Tool and workpiece protection
- Optimized tool process
- Monitoring of the radial and axial spindle load depending on the actual pull-in force
Left: NEW; Middle: Wear; Right: Cutting edge break
DMG MORI gearMILL
- Productive complete processing
- Cost-effective gear cutting on standard machine with standard tools
- Flexible for different gear geometries
- Quality inspection in the process
Highlights
Customer Benefits
- Program creation based on blank drawings and gear data
- Optimization of workpiece orientation e.g. after heat treatment
- Interface for coordinate measuring device (Klingenberg, Leitz, Zeiss)
Left : Input of the gear parameters for the geometry calculation of a spur gear. / Right : Grafische Betrachtung des Abwälzverfahrens.
In-Machine Tool Balancing
- Balancing of tools in the machine for high surface requirements and machine protection
- Checking the balancing quality of the spindle
- Balancing quality up to 0.3 g/mm
Highlights
Customer benefits
User Interface
- Better surfaces due to balancing of the entire system in the clamped state
- Balancing of the tool under machining conditions (machining position -vertical / horizontal, with / without internal cooling supply, speed)
- Economical, as no external balancing device is required
Left: Measurement result with balancing outside the machine - 3 [g]; Right: Measurement result after balancing in the machine - 0.3 [g]
Service & training
Downloads & Technical Data
Workpiece
Max. workpiece diameter
153.5 in.
Max. workpiece height
77.2 in.
Max. workpiece weight
44092.5 lbs.
Max. workpiece weight (Type FD)
15432.4 lbs.
Clearance
Max. X-axis travel
133.9 in.
Max. Y-axis travel
133.9 in.
Max. Z-axis travel
78.7 in.