Foldable environment-friendly paper cup and manufacturing process thereof

Abstract

The invention discloses a foldable environment-friendly paper cup and a manufacturing process thereof. The foldable environment-friendly paper cup comprises a cup body and a supporting cup, the supporting cup is internally provided with the cup body, the cup body is tightly connected with the supporting cup, a drinking opening is formed in the middle of the edge of an opening in the upper portionof the cup body, the drinking opening is triangular, and a crease line is arranged in the middle of the drinking opening. A flexible reinforcing waist line is arranged in the middle of the outer surface of the cup body, a protrusion is arranged at the bottom of the outer surface of the cup body, a pit matched with the protrusion is formed in the inner surface of the supporting cup, and semi-arc grooves are symmetrically formed in the outer surface of the supporting cup. The foldable environment-friendly paper cup is composed of the cup body and the supporting cup, the problems that a traditional paper cup cannot be folded and a folding paper cup is poor in structural stability are effectively solved, the structural stability of the foldable environment-friendly paper cup is excellent, thestorage space can be effectively saved, the anti-seepage performance of the cup body is high, and the anti-scald performance is achieved.

Description

technical field [0001] The invention relates to the technical field of manufacturing environmentally friendly paper cups, in particular to a foldable environmentally friendly paper cup and a manufacturing process thereof. Background technique [0002] Paper cups are an indispensable daily necessities in many public places. Water dispensers are installed in the waiting rooms of airplanes and trains, and disposable paper cups are installed at the bottom of the water dispensers. Most of the current paper cups are cylindrical. Open type, although this kind of paper cup has high structural stability, it is generally not foldable, so it takes up more space when stored. Although some foldable paper cups can greatly save storage space, there is a problem that the cup wall is relatively thin. The problem is that the heat insulation effect is very poor. You can only drink warm water during use. If you drink hot water, it is easy to burn your hands. It is very inconvenient for passenge...

AI Technical Summary

Problems solved by technology

[0003] In view of the above problems, the object of the present invention is to provide a foldable environmentally friendly paper cup and its manufacturing process. The foldable environmentally friendly paper cup is composed of a cup body and a holder cup, which effectively solves the problems of traditional paper cups that cannot be folded and folded paper cups with poor structural stability. Problem, the foldable environmentally friendly paper cup of the present invention has excellent structural stability and can effectively save storage space. The cup body has high anti-seepage performance and also has anti-scald performance

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