Laser micro bending process based on the characteristic of the laser polarization is realized. Laser micro bending process based on the characteristic of the laser. The finite element analytical model including establishment of. The laser micro bending mechanisms of square bar and plate are different due to the size difference. Pdf laser shock bending is a sheet metal microforming process using shock waves induced by a nanosecondpulsed laser. The laser polarization is introduced into laser micro bending, and an experimental system is established. Laser bending for highprecision curvature adjustment of. Micro bending another innovation from kmlt brings the universal bending of materials with highest accuracy requirements for the final product. Short pulse laser micro bending is intended as a nonthermal forming process utilizing the shock wave induced by laser irradiation to bend of micro scale components. Experimental analysis of sheet metal microbending using a. Laser bending for highprecision curvature adjustment of microcantilevers x. Richard zhanga and xianfan xu school of mechanical engineering. It is developed to accurately bend, shape, precision align, or repair micro components with bending angles less than 10.
This option is especially suited to miniature housings, shields, contact sheets, springs, etc. This paper aims at a systematic understanding of the thermomechanical reaction of square bar during laser micro bending. Pdf laser micro bending process of ti6al4v square bar. Laser microbending process based on the characteristic of. Integrated laser tube cutting and bending machines process. Ramesh singh causing a bend at that location while the beam is heating at some other location the amount of bending per pass is not very great. The bending is asymmetric the restraint is not same at edges and the middle of the sheet the previously heated region cools and contract me 677. Pdf microbending based optical bandpass filter and its. Micro bending, precision bending, bending dremicut gmbh. Thus, the laser polarization can be utilized to control the bending angle by changing the laser incident angle during laser bending.