ROFIN-SINAR Slab Laser Technology
5/2000 - RSL - 1
Diffusion-cooled CO2 Slab Laser
ROFIN DC 02x
ROFIN DC 03x Compact
5/2000 - RSL - 2
Slab Laser Specifications Model Power (Watt)
DC010
DC015
DC020
DC025
DC030
DC035
100 -1000
150 -1500
200 -2000
250 - 2500
300 - 3000
350 - 3500
Stability
+/-2%
Beam diam.
< 25 mm at 12 meter distance
K-Factor
> 0.8
Pointing stability
0,8) • no gas heat exchanger required • low optical loss • very high thermal stability • low gas consumption, no external gas cylinders necessary • no gas flow and therefore no contamination of the resonator optics • low maintenance
5/2000 - RSL - 9
Diffusion-cooled CO2 Slab laser ROFIN DC Series
800 mm
1900 mm
ROFIN DC O3X
853 mm
2100 mm
ROFIN DC 0XX
800 mm
Tiefe: 600 mm
1700 mm
5/2000 - RSL - 10
Power distribution ROFIN DC 025
5/2000 - RSL - 11
Power distribution ROFIN DC 025
5/2000 - RSL - 12
ROFIN-SINAR Slab Laser Production
5/2000 - RSL - 13
CO2 Slab laser reliability Reliability
97%
Service program to be established with customers* For example: Hotline service, product training part service, parts on site Decentralized Service Locations(We are where you are)
Preventive Maintenance Product Quality Compact Industrial Design * Only available in special agreements
DC 010 DC 025 DC 015 DC 030 DC 020 DC 035 5/2000 - RSL - 14
Welding of stainless steel, DC025 laser 14
Material: PL: Gas: f:
Tube welding speed with DC035: 16 m/min
Tube welding speed with DC035:24 m/min
Schweißgeschwindigkeit / welding speed [m/min]
12
10
1.4301 2400 W Ar 150 mm
8
6
4
2
0 0
1,5
2
2,5
3
3,5
4
4,5
5
5,5
Schweißtiefe / welding depth [mm] Diese Werte basieren auf Versuchen, die mit der bei ROFIN-SINAR installierten Systemtechnik durchgeführt wurden. Bei Verwendung kundenspezifischer Systemtechnik können die Werte abweichen. These values base on trials taken with application units installed at ROFIN-SINAR. Customer results may differ depending on components installed.
5/2000 - RSL - 15
Welding of mild steel, DC025 SLAB laser Schweißgeschwindigkeit / welding speed [m/min]
9
8
Material: PL: Gas: f:
7
St 52 2400 W Ar 150 mm
6
5
4
3
2
1
0 0
1,5
2
2,5
3
3,5
4
4,5
5
5,5
Schweißtiefe / welding depth [mm] Diese Werte basieren auf Versuchen, die mit der bei ROFIN-SINAR installierten Systemtechnik durchgeführt wurden. Bei Verwendung kundenspezifischer Systemtechnik können die Werte abweichen. These values base on trials taken with application units installed at ROFIN-SINAR. Customer results may differ depending on components installed.
5/2000 - RSL - 16
Welding of aluminum, DC025 SLAB laser Schweißgeschwindigkeit / welding speed [m/min]
8
Material: PL: Gas: f:
7
6
various Al 2500 W He 150 mm
5
4
3
2
1
0 0
1
2
3
4
5
6
Schweißtiefe / welding depth [mm]
Diese Werte basieren auf Versuchen, die mit der bei ROFIN-SINAR installierten Systemtechnik durchgeführt wurden. Bei Verwendung kundenspezifischer Systemtechnik können die Werte abweichen. These values base on trials taken with application units installed at ROFIN-SINAR. Customer results may differ depending on components installed.
5/2000 - RSL - 17
Principle of a Remote Welding System rotation “y” axis +- 12,5° x 80 RPM
travel of focusing lens 146 mm
600 mm
rotation “x” axis + - 12,5° x 80 RPM
565 mm 100 6m m
1000 mm x 2m/s
1079 mm
laser beam
m 7m 12
358 mm
f = 1600 mm
1125 mm
5/2000 - RSL - 18
Laser roof welding of a Volvo car body
Advantages: • necessity of access from one side only • new design and construction opportunities • reduced joint deformation • high static strength and fatigue strength • closer, more consistent body tolerances • tighter seam-welded joints
(source: Kuka Roboter GmbH) 5/2000 - RSL - 19
Scanner welding processor head
articulated arm
CO2 laser scan optic
workpiece
(source: IWS Dresden) 5/2000 - RSL - 20
DC 025 Cutting Parameters
cutting speed [m/min]
Moving optics system; 7.5 inch focal length
8 7 6 5
mild steel
4
stainless steel
3
aluminum
2 1 0 0
2
4
6
8
10
12
14
16
18
20
material thickness [mm] 1 mm mild and stainless steel, high pressure: 18 meters/min
5/2000 - RSL - 21
Cutting of mild steel DC 010 - 030 9m/min 7m/min
Schneidgeschwindigkeit / cutting speed [m/min]
4,5
1mm 2mm 3mm 4mm
4
3,5
6mm
3
2,5
8mm 2
10mm 12mm
1,5
15mm
1
Material: RAEX 380 Gas: O2 f: 127 oder 190,5 mm
0,5
20mm
0 0,5
1
1,5
2
2,5
3
Laserleistung / Laser power [kW] 5/2000 - RSL - 22
Cutting of stainless steel DC 010 - 030 8
1mm
2mm
Schneidgeschwindigkeit / cutting speed [m/min]
7
6
5
3mm
4
4mm 3
2
6mm 8mm
1
10mm 0 0
0,5
1
1,5
2
2,5
3
Laserleistung / Laser power [kW] 5/2000 - RSL - 23
