DMU 340 Gantry
Dynamic machining of large workpieces
Max. X-axis travel
236.2 in.
Max. Y-axis travel
110.2 in.
Max. Z-axis travel
59.1 in.
Max. workpiece height
60.6 in.
Max. workpiece weight
66138.7 lbs.
Max. workpiece length
275.6 in.
Max. workpiece width
123.6 in.
Control & software alternatives
SIEMENS
HEIDENHAIN
Highlights
DMU 340 Gantry
Precision
- Maximum accuracy through water-cooled feed drives
- 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 1,574.8 ipm
- 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
CELOS
Integrated digitization of the DMG MORI machines & the shop floor:
- CELOS Machine: APP-based user interface with access to all production-related information
- CELOS Manufacturing: 27 CELOS APPs for the optimal preparation & processing of orders
- Digital Factory: Continuous digital workflows from planning to production & service
Multitool
- Efficient use of multi-tip turning tools with more than one cutting edge on turn & mill
- Several "sister tools" on one main tool holder
Highlights
Customer Benefits
- Reduction of tool change times
- Saves tool magazine space
Efficient Production Package
- Solutions for a safe process and for the efficient use of important machining steps
- Applications: cone cleaning, tool data monitoring, safe withdrawal movement, tapping, deep hole drilling, external thread and spigot milling, internal thread and circular milling, reverse countersink cycle
- 12 stored machining strategies for stock removal, deep hole drilling, Pocket milling machines*
Highlights
Customer Benefits
- Runtime optimization according to individual application
- Safe retraction after program break
- Tool data monitoring
Left : Input mask for universal cycle pocket milling. / Right : Input mask for tapping cycle
L-Measuring probe packet
- Measurement of webs and grooves on components
- Measurement of diameter in difficult to access places
- Available with manual and retractable Calibration unit Package content
- L-Measuring probe according to Customer-specific design
Highlights
Customer Benefits
- Flexible application possibilities
- In process measurement
Left : Semi-automatic Measurement solution. / Right : Automatic measurement solution.
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.
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
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.
Service & training
Downloads & Technical Data
Workpiece
Max. workpiece length
275.6 in.
Max. workpiece width
123.6 in.
Max. workpiece height
60.6 in.
Max. workpiece weight
66138.7 lbs.
Clearance
Max. X-axis travel
236.2 in.
Max. Y-axis travel
110.2 in.
Max. Z-axis travel
59.1 in.