Njikwa okpomọkụ na-ekpo ọkụ n'ime usoro ntinye akwa akwa mmiri

Okwu mmalite mmalite

N'usoro mmịpụta ihe ndina a na-etinye mmiri mmiri , a na-eji ike okpomọkụ nke ihe eji arụ ọrụ ahụ agbaze ntụ thermoplastic ma nweta ọkpụrụkpụ na ịdị mma mkpuchi achọrọ. Ya mere, ịchọpụta okpomọkụ kwesịrị ekwesị maka ihe eji arụ ọrụ ahụ dị oke mkpa. Okpomọkụ tupu a kpoo ọkụ kwesịrị ịdị ntakịrị elu karịa okpomọkụ agbaze nke ntụ thermoplastic. Ọ bụrụ na ọ dị oke elu, ntụpọ mmiri nwere ike ime n'ihi mkpuchi dị oke arọ ma ọ bụ mgbawa polymer resin, nke na-ebute afụ, odo odo ma ọ bụ ọkụ. N'aka nke ọzọ, ọ bụrụ na ọ dị obere, agbaze zuru oke ga-ebute mkpuchi dị gịrịgịrị nke nwere pocking elu ma ọ bụ ezughị ezu nke na-emezughị ebumnuche mmịpụta.

N'ikwu okwu n'ozuzu, okpomọkụ na-ekpo ọkụ nke workpiece na-emetụta ihe ndị dị ka ihe ya, nha ya, ọdịdị ya, arụmọrụ ntụ ntụ thermoplastic, ọkpụrụkpụ mkpuchi achọrọ, oge kpo oku, na oge ntinye. Otú ọ dị, na arụmọrụ bara uru, workpieces dịgasị iche iche nke ukwuu na usoro nke ọkpụrụkpụ, size na udi, na-eme ka ọ bụrụ ihe ịma aka ikpebi preheating okpomọkụ quantitatively.

Iji chọpụta okpomọkụ kwesịrị ekwesị maka ọrụ n'oge usoro mmịpụta ntụ akwa mmiri , anyị na-eji sistemụ mmịpụta akwa mmiri mmiri nke anyị mepụtara ma rụpụta ya. Site n'ijikọta nke a na ahụmịhe anyị n'ịmepụta ngwaahịa dị iche iche dịka ogige mmịpụta okporo ụzọ, ụgbụ nchekwa okporo ụzọ ubi na obodo, shelf friji, shelf ụlọ ahịa, ụgbụ ụlọ ozuzu, isi iyi, na ọkpọkọ ígwè site na iji ntụ thermoplastic dị iche iche, nnwale ndị a na-enye ntọala na usoro echiche maka imeziwanye usoro mmịpụta.

Imzọ nyocha

1.Nkwadebe Nkwadebe

Ihe atụ ndị ahụ bụ nchara nchara, nke nwere ọla kọpa na aluminom, nwere dayameta 0.8, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 12.0, 14.0, 16.0, 18.0. , 20.0

2.Thermoplastic ntụ ntụ

A na-ejikarị ntụ ntụ thermoplastic LDPE mee ihe na nnwale ahụ, ebe PVC, PA, na ntụ ntụ ndị ọzọ ka e mekwara ule.

3. Usoro

Ọgwụgwọ tupu → preheat → itinye n'ime ntụ ntụ → ikpo ọkụ (ọgwụgwọ) → jụrụ oyi

4.Mkpuchi Ogo

A na-eji ọnọdụ okpomọkụ dị iche iche eme ihe maka imikpu ihe atụ ndị ahụ e kwuru n'elu na ntụ ntụ thermoplastic dị iche iche; mgbe usoro ọgwụgwọ na nhazi nke obere okpomọkụ gasịrị, a na-enyocha mma mkpuchi ma dekọọ na Tebụl 1, Tebụl 2, na Tebụl 3.

Nyocha nke Ihe Na-emetụta

Dabere na nsonaazụ nnwale yana yana njikọ data ewepụtara na Tebụl 1, Tebụl 2, na Tebụl 3, a na-eme atụmatụ ntụgharị iji gosipụta uru okpomọkụ preheating kacha mma maka nlele ọ bụla, dị ka e gosipụtara na ọnụ ọgụgụ ahụ.

Mmetụta nke Thermoplastic ntụ ntụ

Usoro ikpo ọkụ nke workpiece dị iche iche maka resins ntụ ntụ dị iche iche, dị ka egosiri na ọnụ ọgụgụ dị n'elu. N'ihi oke dị n'etiti ebe nro dị nro (80 - 90 ℃) na ebe mgbaze (105 - 130 ℃) nke polyethylene. (PE), tinyere a cracking okpomọkụ nke 300 ℃, a elu preheating okpomọkụ a chọrọ maka workpiece. Naanị mgbe kpụ ọkụ n'ọnụ na okpomọkụ karịrị 360 ℃ maka ogologo oge ka yellowing ime na mkpuchi.

Polyvinyl chloridePVC) enweghị ebe mgbaze dị iche mana ọ na-amalite nro na 130 ℃ ma nwee ike ịgba na 180 ℃. Ọ na-amalite ire ere n'elu 200 ℃, na-ahapụ hydrogen chloride, anwụrụ ọkụ, na-esikwa ísì ísì. Obere na-abawanye na okpomọkụ ma ọ bụ ogologo oge ikpughe na-ebute nke nta nke nta na-acha odo odo na agba oji nke mkpuchi. Dị ka PVC's agbaze okpomọkụ dị nso ya decomposition okpomọkụ, stricter akara n'elu workpiece si preheating okpomọkụ dị mkpa.

Polyamide (PA) mkpuchi (nke a naịlọn 1010, naịlọn 11, naịlọn12) nwere ebe agbaze sitere na 180 ruo 230 ℃ na thermal decomposition okpomọkụ gafere 300 ℃; Otú ọ dị, oke dị n'etiti agbaze ha na okpomọkụ ire ere ka dị warara. Ntinye naịlọn na-achọkarị jụrụ oyi, na ịchịkwa okpomọkụ na-ekpo ọkụ na-apụtakarị ihe ịma aka.

Mmetụta sitere na Ọkpụrụkpụ Workpiece

Na tiori, preheating okpomọkụ nke workpiece kwesịrị ubé elu karịa ntụ ntụ na-agbaze okpomọkụ ikwado ntụ ntụ ọgwụgwọ na deposition na metal elu. Agbanyeghị, nsonaazụ nnwale na-egosi ọdịiche dị ịrịba ama na okpomoku preheating maka workpieces nwere dayameta na ọkpụrụkpụ dị iche iche. Nke a na-kwuru na ibu okpomọkụ ike nke thicker workpieces, nke na-egbochi ịrụ ọrụ nke ọma okpomọkụ dissipation mgbe kpo oku na-eduga ná ntakiri okpomọkụ mgbanwe n'oge nyefee si oven ka ntụ ntụ tank. N'ihi ya, a elu preheating okpomọkụ enweghị ike tinye na thicker workpieces; kama, a ga-ekporịrị ha ọkụ na obere okpomọkụ maka ogologo oge. N'aka nke ọzọ, obere workpieces nwere ike okpomọkụ dị ala ma na-ekpochapụ ọkụ ngwa ngwa, na-achọ ka ojiji nke "mmetụta ọkụ ọkụ" site na okpomọkụ dị elu maka ikpo ọkụ resin ntụ ntụ dị irè. Ultra-thin workpieces nwere obere okpomọkụ ike na ọbụna na elu okpomọkụ ọ na-aghọ ihe ịma aka iji nweta zuru mkpuchi mkpuchi.

Maka workpieces mere site na ihe na diamita dị iche iche ma ọ bụ ọkpụrụkpụ dị iche iche, keukwu nlebara anya kwesịrị inye mgbe ekpebi preheating okpomọkụ - n'ịhụ na kasị ala okpomọkụ na-ekwe nkwa zuru ezu mkpuchi mkpuchi na thinnest ebe na-ezere yellowing na thicker ngalaba site na-ahọrọ kwesịrị ekwesị elu oke.

Mmetụta nke ihe eji arụ ọrụ

Ọtụtụ n'ime ule workpieces kwuru n'elu na-mere nke ala carbon ígwè. Maka ụdị ígwè dị iche iche, ma ọ bụ carbon ígwè ma ọ bụ ígwè alloy, okpomọkụ na-ekpo ọkụ na-enwe mmetụta dị nta. Igwe ọkụ na-ekpo ọkụ maka ọla kọpa yiri nke ígwè mana ọ dị ntakịrị elu. Aluminom nwere njikwa ọkụ ngwa ngwa na nkwụsịtụ, ya mere okpomọkụ na-ekpo ọkụ kwesịrị ịdị elu.

Mmetụta nke Ụdị Arụ Ọrụ

A na-emekwa nnwale na workpieces nwere ụdị dị iche iche, na-ekpughe na akụkụ siri ike na-egosipụta nchekwa ọkụ na-adị nwayọọ na ọnụego nkwụsịtụ, ebe akụkụ oghere mechiri emechi dị ka akụkụ tubular na-egosipụtakwa mbelata okpomọkụ. N'aka nke ọzọ, ntupu na akụkụ ndị dị gịrịgịrị na-enweta mfu okpomọkụ kachasị ọsọ. A na-ekpebi ọnụọgụ nke nchekwa ọkụ na mkpofu ọkụ site na oke oke-na-elu elu nke workpiece. Ya mere, ọ dị mkpa iji dozie okpomọkụ preheating na-adabere na ọnụọgụ kwesịrị ekwesị kwekọrọ na udi workpiece. Achọrọ nyocha ọzọ na mpaghara a.

mmechi

1. Igwe ọkụ na-ekpo ọkụ nke workpiece bụ ihe kachasị mkpa iji chọpụta àgwà mkpuchi n'oge nsị akwa akwa.
2. The preheating okpomọkụ nke workpiece bụ isi kpebisiri ike site dayameta ma ọ bụ ọkpụrụkpụ ya, na ike kpebisiri ike site na-ezo aka na Figure 1 maka nduzi.
3. Resins ntụ ntụ dị iche iche nwere ihe mgbaze dị iche iche na ihe ndakpọ, nke kwesịrị ịtụle nke ọma mgbe ị na-ekpebi usoro ntinye.
4. Ihe na udi nke workpiece na-emetụtakwa okpomọkụ dị mkpa nke preheating, nke enwere ike ịkwụ ụgwọ site na iji ihe mgbazi.

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