Laser system/

LBS-Dual Laser

Number of light spots: Double spot
Spot shape: annular、circular or customized
Beam type: Gaussian light, flat top light
Laser power: 30, 60, 100, 200(W)
Wavelength: 975nm (peripheral)+915nm (central)
Spot uniformity: Over 95%
Laser head size: 164.5 * 73 * 323.2(mm)
Laser size: 354 * 133 * 298(mm)

LBS Dual Laser is a dual spot laser welding system designed for THT application scenarios. This laser system has two adjustable spot sizes, spacing, and energy ratios. The dual spot technology can achieve simultaneous welding and preheating, improving processing quality. At the same time, the LBS Dual Laser is equipped with an ultra high speed closed-loop control pyrometer, combined with unique optical shaping technology, which can control the size of the light spot within a precise range, achieve highly uniform energy distribution, and achieve precise temperature control within a very small range. In addition, the control software used in the entire system – LASCON® Software, with real-time temperature measurement and adjustment of laser energy function, universal TCP/IP protocol for easy integration by customers; The software script writing process is simple and easy to get started, making the use and operation of the laser system more convenient and efficient; Can save 500000 processes and 255 process control scripts.

  • Product Details
  • Product parameters
  • Software
  • Application
1.Can achieve both welding and preheating simultaneously
Welding spot
Welding spot combined with preheating spot

2.Adaptive Spot
Adjustable size of circular spot for welding
Adjustable size of preheating spot

3.Temperature control

Lascon® controller is connected to the laser. It allows for fast, precise,and accurate material surface temperature control.

The figure shows that the laser system changes the laser temperature through high-speed closed-loop control of the pyrometer feedback, achieving the predetermined temperature curve.
Laser system specifications
Serial Number Parameter Unit Details
1 Laser power W 30, 60, 100
2 Wavelength nm 975
3 Power adjustment range % 0~100
4 Pilot light Yes
5 Fiber core diameter µm 200 or customized
6 Numerical aperture 0.22
7 Fiber length m 3, 5 or customized
8 Connector SMA905 or D80
9 Input voltage V 200~240(50-60Hz)
10 Operating mode Continous wave (CW)
11 Maximum modulation frequency Hz 20000
12 Control mode External control touch screen, RS232 serial port, analog AD
13 Dimensions (L×W×H) mm 354 * 133 * 298
14 Weight Kg 10.5
15 Cooling method air cooling
16 Working temperature 15-30
17 Storage temperature 5-50
18 Cooling requirement 10 cm open space around it
19 Laser safety class DIN EN 60825-1, class 4
Laser head specifications
Serial Number Parameter Unit Special laser head
1 Power limit W up to 200
2 Spectral range nm 975nm (peripheral)+915nm (central)
3 Optics 1″, AR coated, focal length on request
4 Fibre connector FSMA905, D80, LLK-A (connection of various fibre laser collimators available)
5 Fibre diameter µm 100 – 600
6 Numerical aperture 0.22
7 Pilot laser Class 2. Wavelength 650nm +/- 10nm, via fibre coupled pyrometer
8 Ambient temperature 5-55 for operation, no condensation
9 Dimensions mm 164.5 * 73 * 323.2
10 Weight kg 4.2464
11 Protection IP50
12 CE label According to EU directives for electromagnetic immunity
13 Conformity The RoHS Directive 2011/65/EU of 2011-06-08 with supplement from 2015-03-31 is fulfilled
Controller specifications
Serial Number
Parameter
Unit
Details
1
Temperature range
100 – 2200
2
Spectral range
µm
1.65 – 2 / 1.65 – 2.5
3
Accuracy (e=1, t90=1s, T=25℃)
< 1500℃ 0.3% +/- 2K
4
Repeatability
0.1% +/- 1K
5
Resolution
0.1
6
Response time
ms
0.1
7
Emissivity
0.01 – 1
8
Analog output
V
0-10 (16Bit configurable using software)
9
Power supply
24V DC, max. 2A
10
Data storage
internal, 500.000 processes, 255 process control scripts
11
Optical fibre length
m
3, 5 or customized
12
Ambient temperature
max 40
13
CE label
According to EU directives for electromagnetic immunity
14
Conformity
The RoHS Directive 2011/65/EU of 2011-06-08 with supplement from 2015-03-31 is fulfilled
15
Software
LASCON® software
16
Position
Coaxial

LASCON® is the process monitoring system with probably the largest distribution in the laser industry. More than 1500 users worldwide in industry and research monitor and regulate their laser processes with LASCON®.

The LASCON Process Manager uses the infrared or 2 color pyrometers to measure the temperature on the workpiece 10,000 times per second and compares the measured temperature with a specified setpoint temperature. From the difference, the systems calculated the rated power for the laser system. This laser system is controlled by an analogue signal so that any laser system can be used with analog voltage power input. But it can also control inductors and other heat sources. The processes are monitored, stored and visualized. The process data of each process can additionally be exported automatically to an external server. Easily programmable scripts can be used to set monitors around setpoint temperatures to create an error signal if the measured temperature is not within the temperature monitor. Especially for laser soldering, the solder wire feeder can also be parameterized and started by software from the script.

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