Kodi Stand up Pouch ndi chiyani

Thumba loyimilira, lomwe limadziwikanso kuti Doypack (chizindikiro cholumikizidwa ndi thumba), ndi phukusi losinthika lomwe limatha kuyimirira pamunsi pake kuti liwonetsedwe, kusungidwa ndi kugwiritsidwa ntchito. Ndi mtundu wa thumba la pulasitiki, koma nthawi zina limakhala ndi mphamvu za botolo la pulasitiki. Doypacks nthawi zambiri amagwiritsidwa ntchito muzakumwa zaufa kapena zokonzeka kumwa. Pansi pa thumba loyimilira ndi lopindika kuti lithandizire kuwonetsedwa kapena kugwiritsidwa ntchito.

Iwo akhoza kudzazidwa aseptically kapena pa ochiritsira ma CD mizere.

Mbiri

Leon ndi Louis Doyen adagwira ntchito yoyambirira pathumba loyimilira ku France. Louis Doyen anali pulezidenti wa Thimonnier Company, yomwe inkagulitsa pansi pa dzina la malonda "Doypack" (kuchokera ku DOY en "PACK ukalamba").

M'zaka za m'ma 1980 ndi 1990, chitukuko cha zipangizo, zosankha zamapangidwe ndi zipangizo zinawonjezeka. Pakadali pano, ndi njira yomwe imagwiritsidwa ntchito kwambiri pakuyika.

Zomangamanga

Zikwama Zosinthika nthawi zambiri amapangidwa ndi zigawo zingapo za zinthu: mafilimu osiyanasiyana apulasitiki, mapepala, zojambulazo, ndi zina zotero. Zikwamazo nthawi zambiri zimasindikizidwa ndi zithunzi zapamwamba kapena nthawi zina zimakhala ndi zilembo. Zidazi ziyenera kukhala ndi zida zapadera zosindikizira kutentha kuti zisinthe kukhala zikwama.

Matumba omwe amapezeka kwambiri amakhala ndi pansi kuti apange mawonekedwe a "W" omwe amatsegula kuti alole pansi. Nthawi zina Mbali Gussets amagwiritsidwanso ntchito. Zosankha zingapo zamapangidwe zimaperekedwa.

Matumba oimilira nthawi zambiri amakhala ndi mapangidwe awiri: kuthira ma spout ndi zipi zopindika. Kusiyana pakati pawo kuli mu ntchito zawo ndi ntchito.

1. Thirani spout: Kuthira kwa spout kwa thumba loyimilira kuli koyenera nthawi zomwe mankhwala amafunika kutsanulidwa mofulumira, monga mankhwala a ufa kapena granular. Kutsanulira spouts nthawi zambiri kumakhala ndi chisindikizo chotaya chomwe chimalola ogwiritsa ntchito kutsanulira zinthuzo mosavuta ndikuzisindikizanso kuti zinthuzo zikhale zatsopano.

2. Unyolo wopindika wa zipper: Mapangidwe a unyolo wopindika wa thumba loyimilira ndi oyenera pamikhalidwe yomwe ikufunika kutsegulidwa ndi kutsekedwa kangapo, monga zinthu zamadzimadzi kapena granular. Unyolo wa zipper wopindika ukhoza kutsegulidwa ndikutsekedwa mobwerezabwereza, zomwe zimapangitsa kuti zikhale zosavuta kwa ogwiritsa ntchito kupeza zinthu kangapo, ndipo zimatha kukhalabe zatsopano komanso mtundu wazinthu.

Chifukwa chake, mapangidwe a chopondera ndi unyolo wopindika wa zipper amasiyana malinga ndi mawonekedwe a chinthucho komanso zosowa za wogwiritsa ntchito. Kusankha kapangidwe kachikwama koyimilira koyenera kwa chinthucho kungapereke mwayi wogwiritsa ntchito bwino komanso kusungirako mwatsopano.