Molding ji gbɛ ni atsɔɔ nɔ afeɔ polymers srɔtoi (powda, pellets, solutions loo dispersions) nibii ni yɔɔ bɔ ni ataoɔ lɛ mli. E ji nɔ́ nɛ he hia pe kulaa ngɛ plastic níhi a peemi blɔ nya tomi ɔ tsuo mi, nɛ e ji polymer níhi tsuo aloo profail ɔmɛ a peemi. Gbɛ ni he hiaa lɛ. Gbɛi ni atsɔɔ nɔ afeɔ plastic lɛ ekomɛi ji, tsɔne ni akɛjieɔ nii kɛjɛɔ mli, tsɔne ni akɛwoɔ mɔ mli, tsɔne ni akɛwoɔ mɔ mli, tsɔne ni akɛwoɔ tsɔne mli, tsɔne ni akɛwoɔ laminate mli, tsɔne ni akɛfutuɔ nii, kalanda tsɔne, foam tsɔne, thermoforming kɛ gbɛi krokomɛi babaoo, ni fɛɛ yɛ amɛhewalɛ ni amɛkɛtsakeɔ amɛhe.
Tɛmofɔmɔ ji gbɛ ni atsɔɔ nɔ afeɔ nibii ni akɛ thermoplastic sheets tsuɔ nii akɛ nibii ni akɛtsuɔ nii, ni abaanyɛ akɛto plastic ni afee lɛ nɔ ni ji enyɔ lɛ he. Klɛŋklɛŋ lɛ, akɛ wolo ni afo mli awo dalɛ kɛ su ko mli lɛ woɔ tsɔne lɛ he mfoniri lɛ nɔ, ni atswaa lɛ kɛyashɛɔ elastic shihilɛ ni nɔ kwɔ ni yɔɔ Tg-Tf teŋ lɛ nɔ, ashɛɔ wolo lɛ he yɛ be mli ni atswaa lɛ, ni no sɛɛ lɛ, akɛ nɔnyɛɛ lɛ tsuɔ nii koni ekɛha ebɛŋkɛ tsɔne lɛ su lɛ hiɛ lɛ tamɔ nɔ ni yɔɔ mli lɛ comming kɛ su lɛ hiɛ lɛ, ni sɛɛ mli lɛ. Yɛ thermoforming beaŋ lɛ, nɔ titri ni akɛtsuɔ nii lɛ damɔ nɔ̃ srɔtofeemɔ ni jɛɔ kɔɔyɔɔ ni mli edɔ ni akɛwoɔ wolo lɛ afãi enyɔ lɛ fɛɛ mli lɛ mli baa lɛ nɔ titri, shi kɛtsɔ tsɔne mli nɔnyɛɛ kɛ hydraulic nɔnyɛɛ hu nɔ.
Nɔ ni kadiɔ thermoforming ji akɛ, tsɔne ni akɛfeɔ nii lɛ mli hewalɛ faaa, ni thermoforming gbɛ lɛ ji nɔ ni nyiɛ sɛɛ nɛɛ:
board (sheet) nibii → klamping → dɔlɛ → nɔnyɛɛ → fɛ̃i → ŋmɔlɔ → nibii ni agbe naa fã kɛ fã → fɛ̃i → ŋmɔlɔ. Nibii ni agbe naa lɛ ahe thermoforming lɛ yɛ srɔto yɛ tsɔne ni akɛtsuɔ nii shikome tamɔ tsɔne ni akɛwoɔ mɔ mli kɛ tsɔne ni akɛjieɔ nii kɛjɛɔ mli lɛ he. Jeee kɛha plastic resin loo pellets kɛha tsɔne ni akɛwoɔ la mli loo tsɔne ni yaa nɔ kɛ tsɔne ni akɛfoɔ mli lɛ nɔŋŋ kɛtsɔɔ die nɔ; ni asaŋ ekɛ tsɔnei, nitsumɔ dadei kɛ tsɔnei krokomɛi ni akɛtsuɔ nii lɛ tsuuu nii ni ekɛfoɔ plastic nibii lɛ fã ko. Nɔ ni nyiɛ sɛɛ ji, koni anyɛ ana bɔ ni ataoɔ lɛ kɛ bɔ ni edaa lɛ, shi kɛha plastic board (sheet) nibii lɛ, hulutsoo, tsɔne ni akɛtsuɔ nii, vacuum loo pressure ni akɛtsuɔ nii koni akɛfite board (sheet) nibii lɛ. Ashɛ bɔ ni ataoɔ lɛ he kɛ bɔ ni elɛɛmɔ ji lɛ he, ni gbɛjianɔtoi ni fiɔ sɛɛ lɛ fata he, koni ona yiŋtoo ni yɔɔ nitsumɔ lɛ sɛɛ.
Akɛ thermoforming ŋaalee lɛ damɔ gbɛ ni atsɔɔ nɔ afeɔ dade ni akɛwoɔ tsɔne mli lɛ nɔ. Eyɛ mli akɛ be ni akɛfeɔ lɛ lɛ etsɛɛɛ moŋ, shi bɔ ni atsuɔ he nii ahaa lɛ yaa oya, bɔ ni tsɔne lɛ tsuɔ nii eha lɛ fa babaoo, tsɔne ni akɛwoɔ mli lɛ jara waaa ni etsakemɔ waaa, ni bɔ ni enyɛɔ etsakeɔ ehe ehaa lɛ hu wa. Ebaanyɛ efee nibii ni da tamɔ kɔɔyɔŋ lɛlɛ kɛ tsɔne he nibii, bibii tamɔ dãa kɔɔpoi. Ewaaa akɛ akɛ niyenii ni eshwɛ lɛ baatsu nii ekoŋŋ. Ebaanyɛ etsu woji ni mli tse tamɔ 0.10mm lɛ ahe nii. Nɛkɛ woji nɛɛ baanyɛ afee nɔ ni mli tse loo nɔ ni mli tseee, kristalo loo nɔ ni bɛ su. Abaanyɛ akala mfonirii yɛ wolo lɛ nɔ klɛŋklɛŋ, loo abaanyɛ akala mfonirii ni yɔɔ sui ni mli tse beni afee lɛ sɛɛ.
Yɛ afii 30 kɛyashi 40 ni eho lɛ amli lɛ, yɛ thermoplastic sheet (sheet) nibii srɔtoi ni yaa hiɛ lɛ hewɔ lɛ, thermoforming gbɛjianɔtoo he nibii ni yaa hiɛ lɛ, kɛ nibii ni akɛtsuɔ nii babaoo lɛ, thermoforming ŋaalee lɛ etee hiɛ Kɛ oyaiyeli ni yaa hiɛ, etsɔne lɛ kɛ equip babaoo. Kɛ akɛto injection molding he lɛ, thermoforming yɛ sɛɛnamɔi ni ji nibii ni afeɔ lɛ jogbaŋŋ, gbɛ ni yɔɔ mlɛo, nibii ni akɛtsuɔ nii ni akɛwoɔ mli lɛ faaa, kɛ nyɛmɔ ni eyɔɔ ni ekɛfeɔ nibii ni hiɛ ŋwɛigbɛi wuji. Shi kɛlɛ, nibii ni afee lɛ thermoforming lɛ jara wa waa, ni gbɛi babaoo yɛ ni atsɔɔ nɔ atsuɔ nibii ahe nii yɛ sɛɛ mli. Kɛtsɔ nifeemɔ he ŋaalee ni yaa hiɛ lɛ nɔyaa nɔ kɛ bɔ ni ehe hiaa ni ana shika gbɛfaŋ sɛɛnamɔi babaoo lɛ, thermoforming nibii ejie tsutsu nɔ lɛ fiofio pɛ akɛ plastic board (sheet) nibii ni akɛfeɔ nibii ni yɔɔ ehe lɛ pɛ, ni ebɔi nibii krokomɛi ni akɛtsuɔ nii lɛ ahe nitsumɔ koni akɛtsu nibii ni yɔɔ mli lɛ ahe nii. naagbee nɔ ni anáa lɛ.
Tɛmofɔmɔ lɛ ji nɔ ni sa jogbaŋŋ kɛha nibii ni gbogboi ni yɔɔ mlɛo kɛ ŋwɛigbɛ hei wuji lɛ afeemɔ. Plastic henɔi ni akɛtsuɔ nii babaoo lɛ ekomɛi ji, polistiren, plɛksiglass, polivinil kloraid, abs, polietilen, polipropilɛn, poliamide, polikarbonat kɛ polietilen tereftalate.
Be ni akɛmajeɔ: Abɛibe-20-2021