| 摘要 |
FIELD: process engineering.SUBSTANCE: invention relates to glass-blowing device with forming plunger. This device composed of glass-blowing machine (2) comprises cover ring (3) arranged at the mould lower end to form glass-blown article neck. Plunger can move in the mould (2) and therefrom. Guide sleeve (4) can displace to lower side of said cover ring at the mould (2) and therefrom. Plunger can move in the mould through said sleeve and therefrom. Plunger is composed of spike (10). Guide sleeve (4) comprises upper section (6) extending towards mould (2) to extend at upper extreme position of guide sleeve (4) through cover (3) into mould (2) so that plunger sidewall (9) in contact with glass.EFFECT: higher quality of glass-blown article.3 cl, 1 dwg |
