Laser power detects structure and laser welding device

The utility model discloses a laser power detects structure and laser welding device relates to laser detection area. Laser power detects the structure and includes: first grip block, second grip block, photoelectricity collection board, photoelectric sensor, first grip block with the second grip block aggregate erection be in the same place, photoelectricity is gathered the board and is installedon the second grip block through the keysets is fixed, photoelectric sensor is embedded on the second grip block, and gathers board electric connection with photoelectricity, the second grip block isinside to be provided with the parallel light through -hole, and photoelectric sensor sets up in one side of parallel light through -hole, the utility model also discloses a laser welding device, detect the structure including above -mentioned laser power to and laser alignment head, fixed plate, connection headstock, the CCD system of taking a picture and reflection lens. The utility model has the advantages that the who