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Termoformatsiya jarayonida isitish vaqtining roli

2025-yil 13-iyun

Termoformatsiya jarayonida isitish vaqtining roli

Isitish vaqti termoformlash jarayonining asosiy parametrlaridan biridir. Plastik plitani shakllantirish haroratiga qizdirish uchun zarur bo'lgan vaqt isitish vaqti deb ataladi, bu odatda butun shakllantirish siklining 50% dan 80% gacha bo'lgan vaqtni tashkil qiladi. Shunday qilib, shakllantirish jarayonida isitish vaqtini optimallashtirish juda muhimdir.

Ichida termoformatsiya jarayoni, Plitalar cho'zish uchun zarur bo'lgan harorat oralig'ida termoplastik, yuqori elastik holatga yetadi, shuning uchun plitani shakllantirishdan oldin belgilangan haroratgacha qizdirish kerak. Shuning uchun, isitish haroratining aniqligi va plitaning harorat taqsimotining bir xilligi qoliplash jarayonining qiyinligiga va mahsulotlar sifatiga bevosita ta'sir qiladi.

Plitalar uchun zarur bo'lgan isitish vaqti asosan polimer turi va plita qalinligi bilan belgilanadi, odatda isitish va sovutish vaqti mahsulot qalinligi va materialning o'ziga xos issiqlik sig'imi ortishi va kengayishi bilan birga plitaning issiqlik o'tkazuvchanligi va issiqlik diffuziya koeffitsienti ortadi va qisqaradi, ammo bu vaqt o'zgarishlari oddiy chiziqli bog'liqlikka amal qilmaydi.

Optimal isitish vaqti odatda tajribalar yoki empirik ma'lumotlarga havolalar orqali aniqlanadi. Albatta, isitish vaqti isitgich turi, sirt harorati, isitgich va plastinka (list) orasidagi masofa, atrof-muhit harorati va boshqa ko'plab omillar bilan ham bog'liq, shuning uchun bu murakkabroq.

Biologik parchalanadigan PLA termoformlash.jpg

GtmSmart kabi ilg'or isitish tizimlariko'p stantsiyali termoformlash mashinasi sozlanishi mumkin bo'lgan keramik isitish plitalari bilan turli ishlab chiqarish ehtiyojlari uchun aniq boshqaruv va moslashuvchanlikni ta'minlaydi.

Termoformlash mashinasining isitish tizimi

Isitish rejimi: yuqori va pastki isitish, alohida boshqaruv (yupqa varaq, bitta isitish bo'lishi mumkin, qalin varaq, yuqori va pastki birga bo'lishi mumkin)
Isitish plitkalari: 6 * 18 keramik plitka, ularni alohida sozlash mumkin.

Ilg'or isitish tizimlari yordamida yuqori sifatli termoformlash mahsulotlari ishlab chiqarilishi mumkin. Albatta, biz tadqiqot va ishlab chiqishda davom etamiz va kelajakda isitish texnologiyasi va jarayonlarni avtomatlashtirish ham yanada rivojlanadi, bu esa aniqlik va ishonchlilikni oshiradi. termoformlash mashinalari.