Laser splitting device and processing device

The utility model discloses a laser splitting device and a processing device. The laser splitting device comprises a base; the laser is arranged on the base; the half-wave plate assembly is arranged on a light emitting path of the laser and comprises a half-wave plate and a driving device in transmission connection with the half-wave plate, and the half-wave plate is driven by the driving device to rotate with the optical axis of laser emitted by the laser as the center; and the beam splitting device is provided with a thin film polarization beam splitter and a dimension adjusting assembly connected with the thin film polarization beam splitter, and the thin film polarization beam splitter is arranged on a light emitting path of the half-wave plate. The high-power laser beam splitter has the beneficial effects that the stability of high-power laser beam splitting is improved, the energy after laser beam splitting can be controlled, and the operation is convenient. 本实用新型公开了一种激光分光装置及加工装置，包括：底座；激光器，设置在所述底座上；半波片组