Four-optical-wedge rotary-cut drilling method and system based on ultrafast laser pulse sequence
A pulse sequence, ultra-fast laser technology, applied in laser welding equipment, metal processing equipment, welding equipment, etc., can solve the problem of limited depth-to-diameter ratio, and achieve the effect of wide time interval, improved processing quality, and simple structure
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Embodiment 1
[0023] See attached figure 1 , the four optical wedge rotary cutting drilling system includes: pulse sequence generating device , sample monitoring unit and sample processing unit , the pulse train generator It consists of an optical path in which an ultrafast laser 1 is sequentially connected with a half-wave plate 3, a Glan prism 4, a first half-mirror 5 and a second half-mirror 6; the sample monitoring unit The light path connected by the white light illumination source 13 and the white light beam splitter 14 and the CCD imaging device 15 constitute; the sample processing unit The optical path connected in turn by the four-wedge rotary head 8, the ultrafast laser high reflection mirror 9 and the focusing lens 10 is composed of a multi-axis electronically controlled translation stage 12; the laser emitted by the ultrafast laser 1 passes through the half-wave plate 3, the Blue prism 4, the first half-mirror 5 enter the second half-mirror 6 that is arranged on the o...
Embodiment 2
[0027] See attached figure 2 , the four optical wedge rotary cutting drilling system includes: pulse sequence generating device , sample monitoring unit and sample processing unit , the pulse train generator It consists of an optical path connected by an ultrafast laser 1, a half-wave plate 3, a Glan prism 4, a first half mirror 5, a second half mirror 6, a beam splitter 16, a high mirror 17 and a light baffle 18 ; the sample monitoring unit The light path connected by the white light illumination source 13 and the white light beam splitter 14 and the CCD imaging device 15 constitute; the sample processing unit The optical path connected in turn by the four-wedge rotary head 8, the ultrafast laser high reflection mirror 9 and the focusing lens 10 is composed of a multi-axis electronically controlled translation stage 12; the laser emitted by the ultrafast laser 1 passes through the half-wave plate 3, the Blue prism 4, the first half-mirror 5 enter the second half-...
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