I. How to realize high precision soldering on optical BGA rework station?
1. Equipment precision
Optical BGA rework station of high-precision welding, first of all, the equipment is required to have a high degree of precision, which includes the accuracy of the fixture, vibration suppression system, soldering system, etc., these accessories can ensure the precision and reliability of welding.
2. Welding head design
The shape of the soldering head of the BGA rework station should be in line with the structure of the welding, which can better weld the BGA, and will not affect the welding precision and reliability.
3. Welding parameter settings
Welding parameters should be set according to the structure and temperature of the BGA, the shape of the welding head, the hot air power, welding time and other adjustments to ensure the accuracy and reliability of welding.
4. Optical positioning technology
Optical positioning specifically includes optical amplifiers, vision systems and positioning software, which can more accurately locate the BGA and reduce the welding deviation.
5. Inspection technology
The inspection technology of the rework station includes X-ray inspection, three-dimensional inspection and thermal image inspection, etc., which can more accurately detect the welding situation of BGA and ensure the accuracy and reliability of welding.
6. High-precision hot air technology
The hot air technology adopts high-precision hot air technology, which can ensure the accuracy and reliability of BGA soldering, and can better control the temperature of BGA soldering to achieve higher precision requirements.
II. What is the rework success rate of optical BGA rework station?
1. Rework success rate factors
The rework success rate of optical BGA rework station can not be directly given a fixed number, because it will be affected by many factors. Mainly includes the operator’s experience and skills, the use of equipment configuration, rework board and component specifics, as well as the working environment. These factors together affect the success rate of rework work.
2. Advantages of Optical Technology
Optical systems provide a clear view of the solder joints, helping operators to pinpoint and minimize operational errors. In addition, the advanced temperature control system ensures the stability of the soldering process and reduces the risk of damage to equipment and components.
Features of NeoDen BGA rework station
1. The linear slide base allows the X, Y and Z axes for precise fine-tuning or quick positioning action.
2. Touch screen controls the heating system and optical alignment device for convenient and flexible operation to ensure alignment control accuracy.
3. Advanced programmable temperature control system is selected to achieve multiple precise temperature control.
4. The three-temperature area is heated independently, the temperature is accurately controlled in ± 3℃, and the infrared heating plate can make the PCB board heat evenly.
5. The PCB board positioning uses the V-shaped card slot, flexible and convenient mobile universal fixture, to protect the PCB board.
6. The high power cross-flow fan is used to quickly cool the PCB, and to improve the working efficiency.
7. In the case of temperature runaway, the circuit can automatically power off, has a double over-temperature protection function.
Post time: Oct-29-2024