Obliquely overlapped paper cup and manufacturing method thereof
A manufacturing method and technology for paper cups, applied in the field of paper cup manufacturing, can solve the problems of high production cost, wasteful paper waste, large gaps, etc., and achieve the effects of small equipment investment, no creases, and reduced raw material costs.
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[0019] Embodiment: a kind of obliquely lapped paper cup of this example, as figure 1 , there is an unfolded paper tape body 1, and the left and right ends of the paper tape body are respectively provided with an overlapping edge 2, the right overlapping edge is arranged vertically, the left overlapping edge is arranged obliquely, and the angle between the two overlapping edges α is 32o, the upper and lower edges of the tape body 1 are the upper arc edge 3 and the lower arc edge 4 respectively, wherein the radius of the upper arc edge is 474.6mm, the arc length is 275.84mm, and the radius of the lower arc edge is 345.39mm mm, the arc length is 203.03mm. The left and right ends of the paper tape body are rolled inwardly to form a frustum-shaped cup body 5, and the taper angle γ of the outer surface of the cup body is 10o. The diameter of the upper end of the cup body is 91mm, and the diameter of the lower end is 63.5mm. The two overlapping edges are fixed together, and the ang...
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