The question is the spring-back of the wheel cover. Rebounding is one of the most important defects of sheet metal forming processes, it seriously affects the quality of punching and dimensional accuracy, which is hard to overcome during the manufacturing process. It can’t be test by traditional way, so the product can’t be adjust.

Step1. Using the Global MSCAN to obtain its position points
Step2. Cooperate with the hand held scanner to obtain 3d data
Step3. Compare the scanner 3d data with its digital analog and do the analyze
Step4. Adjust the deviation and improve the quality 。