Gịnị bụ reflow soldering?
Reflow soldering na-ezo aka iji tapawa solder jikọọ otu ma ọ bụ karịa ngwa eletrọnịkị na paịlị kọntaktị, yana ịgbaze ihe na-ere ahịa site na kpo oku a na-achịkwa iji nweta njikọ na-adịgide adịgide.Enwere ike iji ụzọ kpo oku dị iche iche dị ka oven reflow, ọkụ ọkụ infrared, ma ọ bụ egbe ọkụ.maka ịgbado ọkụ.Nrụgharị reflow bụ usoro a na-ejikarị maka ijikọ akụrụngwa eletrọnịkị na bọọdụ sekit ebipụtara site na teknụzụ mgbago elu.Ụzọ ọzọ bụ ijikọ ihe eletrọnịkị site na ntinye oghere.
Ọrụ moto nke reflow soldering?
Igwe ọkụ na-arụ ọrụ nke reflow soldering dị oke elu, na isi ọrụ nke moto bụ ịkwọ ụgbọala ikuku iji kpochapụ okpomọkụ.
Mpaghara okpomoku ole ka nghagharị soldering nwere?Gịnị bụ okpomọkụ?Kedu mpaghara bụ igodo?
A na-ekewa ire ere reflow Chengyuan gaa na mpaghara okpomọkụ anọ dịka ọrụ nke mpaghara okpomọkụ si dị: mpaghara kpo oku, mpaghara okpomọkụ mgbe niile, mpaghara ire ere, na mpaghara jụrụ oyi.
Common reflow soldering na ahịa na-agụnye asatọ okpomọkụ mpaghara reflow soldering, isii okpomọkụ mpaghara reflow soldering, iri okpomọkụ mpaghara reflow soldering, iri na abụọ okpomọkụ mpaghara reflow soldering, iri na anọ okpomọkụ mpaghara reflow soldering, wdg Ndị a nwere ike arụpụtara dị ka ahịa mkpa .Otú ọ dị, ọ bụ naanị ebe okpomọkụ mpaghara asatọ reflow soldering bụ ihe a na-ahụkarị n'ahịa ndị ọkachamara.Maka reflow soldering na asatọ okpomọkụ zones, ọnọdụ okpomọkụ nke ọ bụla okpomọkụ mpaghara bụ tumadi metụtara solder mado na ngwaahịa a ga-eresị.Ọrụ nke mpaghara ọ bụla dị oke egwu.N'ikwu okwu n'ozuzu, a na-eji mpaghara nke mbụ na nke abụọ mee ihe dị ka mpaghara ọkụ ọkụ, na nke atọ na nke anọ bụ mpaghara preheating.Mgbe niile okpomọkụ mpaghara, 678 dị ka ịgbado ọkụ mpaghara (kasị mkpa bụ atọ ndị a zones), 8 zones nwekwara ike-eji dị ka inyeaka mpaghara nke jụrụ zones, na obi jụrụ, ndị a bụ isi, e kwesịrị ikwu na ole na ole. zones bụ isi ihe , A ghaghị imeziwanye àgwà ngwaahịa, nke mpaghara bụ isi!
1. Mpaghara na-ekpo ọkụ
Mpaghara preheating na-ekpo ọkụ na 175 degrees, na oge bụ banyere 100S.Enwere ike ịhụ site na nke a na enwere ike nweta ọkụ ọkụ nke mpaghara preheating (n'ihi na onye nchọpụta a na-anabata ule ntanetị, ọ banyeghị na mpaghara preheating maka oge site na 0 ruo 46S., oge 146-46=100S, ebe okpomọkụ dị n'ime ụlọ bụ 26 degrees 175-26 = 149 degrees kpo oku 149 degrees / 100S = 1.49 degrees / S)
2. Mpaghara okpomọkụ mgbe niile
Okpomọkụ kachasị na mpaghara okpomọkụ mgbe niile dị gburugburu ogo 200, ogologo oge bụ 80 sekọnd, na ọdịiche dị n'etiti oke okpomọkụ na obere okpomọkụ bụ ogo 25.
3. Mpaghara nlọghachi azụ
Okpomọkụ kachasị elu na mpaghara reflow bụ 245 degrees, nke kacha nta bụ 200 degrees, na oge iru elu bụ banyere 35/S;kpo oku na reflow zone
Ọnụego: 45 degrees/35S=1.3 degrees/S Dị ka (otu esi edobe ọnọdụ okpomọkụ n'ụzọ ziri ezi), enwere ike ịhụ na oge okpomọkụ a ga-erute uru kacha elu dị ogologo.Oge nrụgharị niile bụ ihe dịka 60S
4. Mpaghara jụrụ oyi
Oge na mpaghara jụrụ oyi bụ ihe dịka 100S, na okpomọkụ na-ada site na 245 degrees ruo ihe dị ka ogo 45.Ọsọ jụrụ oyi bụ: 245 degrees — 45 degrees = 200 degrees / 100S = 2 degrees / S
Oge nzipu: Jun-12-2023