Noise reduction device of glass carving machine and glass carving machine

The utility model provides a noise reduction device of a glass carving machine and the glass carving machine. The noise reduction device of the glass carving machine comprises a noise reduction device body and a lifting mechanism. The noise reduction device comprises a sound receiving cylinder, a box body shell, a sound insulation frame, a first sound absorption sponge, a second sound absorption sponge and a plastic pipe; the sound receiving cylinder is arranged at one end of the box body shell and is communicated with the box body shell; the sound insulation frame is mounted in the box body shell; an opening of the soundproof frame is aligned with the radio; the first sound absorption sponge is mounted at the opening of the sound insulation frame; a second sound absorption sponge is filled between the sound insulation frame and the box body shell; and a plastic pipe is stuffed into the second sound-absorbing sponge. The lifting mechanism comprises a base, a rotating handle, a worm, a worm gear, a ball nut, a