| 摘要 |
<p>Method for manufacturing flexible packages having a dispensing valve; which comprises: the vertical forming of a tubular body (2) by means of the vertical displacement and the longitudinal folding of a thermosealable film (1); the longitudinal sealing of two vertical ends (11, 12) of thermosealable film (1); obtaining independent flexible envelopes (3) from the tubular body (2), provided with a closed bottom and an open upper mouth (33), by means carrying out successive transversal sealings (32) and transversal cuts in said tubular body; and the horizontal displacement of the successive flexible envelopes (3) by a series of workstations in which the metering of the product to be packaged is carried out, the insertion of a dispensing valve (4) in the upper mouth (33) of the flexible envelope (3) and the sealing (34) of the upper mouth (33), fixing the dispensing valve (4).</p> |
