FIELD: packaging industry.
SUBSTANCE: provided are a funnel part and a method for manufacturing a packaging container in which funnel part is used. Funnel component part is made by performing following steps: formation a first intermediate product, which tapers, by means of folding workpiece material; forming a second intermediate product by means of folding back and welding a section of narrow opening side of first intermediate product; forming a third intermediate product, having side wall section, by means of bending a section of wide opening side of second intermediate product backward outside; forming a cylindrical outlet section, which forms a section of narrow opening side, first tapering section, which is connected to outlet section and has a narrowing shape, and a second tapering section having a narrowing shape, having a taper angle smaller than that of first tapering section, by means of drawing at third intermediate product.
EFFECT: disclosed is a method of manufacturing a packing container.
14 cl, 23 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
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|
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|
RU2660506C1 |
