A. Cika tambayoyin marasa kan magana: (maki 1 ga kowace tambaya, maki 134 gabaɗaya)
1. Za'a iya raba inji mai yin allurar zuwa manyan tsaruka guda hudu, manyan sifofi guda hudu sune: tsarin allura, tsarin bude buya da rufewa, tsarin tura wutar lantarki, da kuma tsarin kula da lantarki.
2. A zafin jiki a allura gyare-gyaren ne: ganga zazzabi, mold zazzabi, bushewa zazzabi, na'ura mai aiki da karfin ruwa mai zazzabi, da kuma yanayi zazzabi.
3. Hanyoyin clamping na allurar gyare-gyaren allura sune: nau'in matsa lamba kai tsaye, nau'in crank, da dai sauransu.
4. Lokaci a cikin gyare-gyaren allura yana nufin: lokacin allura, lokacin riƙe matsa lamba, lokacin sanyaya, lokacin sake zagayowar, lokacin kariya mai matsin lamba, da dai sauransu.
5. Nau'ikan nau'ikan injunan gyare-gyaren allurar Japan sun hada da: Nissei, Nippon Karfe, Fanuc, Sumitomo, Toshiba, da sauransu.
6. An raba dunƙulalliyar injin gyare-gyaren allura zuwa sassa uku: ɓangaren farko shine ɓangaren ciyarwa, ɓangaren tsakiya shine ɓangaren filastik, kuma ɓangaren baya shine sashin awo.
7. Ana iya raba tashar manne ta samfurin zuwa: maɓallin manuni, manne fan, manne a nutse, mai gudu mai zafi, madaidaiciyar gam, da dai sauransu.
8. Sunan sunadarai na kayan PC shine: polycarbonate, wanda aka fi sani da roba mara harsashi, zafin jiki mai saurin 260-320 ℃, bushewar zafin jiki 100-120 ℃.
9. Babban kayan kayan roba sune resin. Robobi injiniyoyi huɗu da aka saba amfani da su sune: PC, ABS, PA, da POM.
10. Gilashin canjin gilashi na PC shine 140 ℃, ƙimar shrinkage shine 0.4% -0.8%; yanayin bushewa shine 110 ± 5 ℃
11. Dangane da dalilai, ana iya raba nau'ikan kayayyakin filastik zuwa: damuwar zafi, damuwar nama, da matsanancin damuwa.
12. Akwai hanyoyi guda uku don bincika damuwa na ciki na samfuran: kayan aiki, tasiri, da magani;
13. Jimlar zafi na tushen zafi a cikin aikin aunawa na allura: zafi mai kawowa, zafi mai shudewa, zafi mai zafi, zafin nama;
14. Hanya madaidaiciyar hanyar haɗi ta hanyar zirga-zirgar ruwa mai ɗaukar hoto ya zama: ɗaya a ciki kuma ɗayan haɗin gwiwa tsakanin aboki-da-tsara;
15. Menene manyan nau'ikan nau'ikan nau'ikan matsin lamba na baya: damar yin filastik, ingancin yin filastik, da kuma daidaiton filastik;
16. Lokacin tsabtatawa na dusar ƙirar a yayin aikin samarwa: 2H / lokaci
17. Robobi injiniyoyi huɗu da aka sani sune: PC, POM, PA, PBT.
18. Matsakaicin yanayin dunƙulewa yayin sakin samfuran da suka dace akan injin 100T shine: 3—5MM
19.7S yana nufin: gyara, gyara, shara, shara, karatu da rubutu, aminci da adanawa.
20. Lokacin cika rahoto na yau da kullun yayin aikin samarwa shine: 2H / lokaci.
21. A yayin lodin kayan kwalliyar, molin wanda zurfin hancin sa ya zarce 40MM, yana bukatar maye gurbin tsawan bututun
22. stressarfin ciki shine damuwar da aka haifar a cikin kayan saboda ƙirar kirji, fuskantarwa, ƙyama da sauran dalilai in babu ƙarfin waje
23. Za'a iya raba dunƙulewar injin ƙera allura zuwa sashin isar da saƙo, ɓangaren matsi da sashin awo
24. Lokacin da rashin ingancin inganci a cikin samarwa, shugaban ƙungiyar zai nemi maƙerin ya magance shi a cikin minti 10 bayan karɓar ingancin bayanan mara kyau. Idan masanin ba zai iya warware shi a cikin awa 1 ba, to ya sanar da shugaban. Idan babban jami'in ba zai iya warware shi a cikin awanni 2 ba, to ya sanar da manajan sashin. Idan shugaban sashen ba zai iya magance matsalar ba a cikin awanni 4, ya kamata ya ba da rahoto ga manajan tattalin arziki (mataimakin).
25. Waɗanne nau'ikan siffofin gyaran gyare-gyare suke buƙatar a yi yayin aikin samarwa? Mold gyara form, mold tsari management form, samar da rahoto na yau da kullun.
26. Galibi yawan jujjuya kayan kwalliyar ya kunshi babban mai gudu ne, mai gudu, kofa da kuma sulbi mai sanyi sosai
27. Lahani na yau da kullun da ke shafan kayayyakin da aka ƙera da allura sun haɗa da kololuwar tsari, rashin mannewa, ƙyama, alamomin gudana, alamomin walda, nakasawa, alamun damuwa, da canje-canje masu girma.
28. Tushen zafi na aikin awo na pre-filastik _ tashin hankali da zafin ciki mai zafi a cikin filastik, dumama kayan aikin dumama wuta.
29. Yawancin lokaci yawan ingancin allura shine mafi kyau saita tsakanin 30% ~ 85% na matsakaicin ƙarar allurar inji mai inji.
30. Idan yanayin zafin jikin ya bambanta, mai sheki samfurin zai zama daban. Lokacin da ramin murfin ya zama shimfidar rubutu, idan yanayin zafin jiki ya fi girma, Sol ya dace da saman ramin sosai, kuma samfurin da aka yi wa allura ya yi kama da kyau, in ba haka ba mai shekin zai zama mai daidaito. A zafin jiki na mold ne m.
31. Mafi girman girman matsewar matsewa, da daskararrun pellets zai kasance, saurin saurin canzawar zafi tsakanin pellets, shine mafi ingancin yaduwar tasirin foda, amma mafi girman isarwar isarwar da ƙaramar adadin filastik.
32. Babban aikin bawul ɗin anti-tsunkule shi ne hana sake dawo da filastik yayin shigar da allurar da matakin riƙe matsin lamba.
33. Ya makara da riƙe maɓallin matsa lamba zai haifar da matsa lamba don ƙaruwa, har ma da walƙiya.
34. An taƙaita POM azaman polyoxymethylene a cikin Sinanci. Abu ne mai ƙaramin lu'ulu'u da kyakkyawan yanayin girma. Za'a iya saita zafin jiki mai narkewa tsakanin 190-210 ℃, kuma zafin zafin ya zama mafi girma fiye da 90 ℃.
35. Idan ɓangaren filastik ya ragu, matakin farko ya zama mafi ƙarancin saura.
36. Nuna sunayen sassan tsarin cikawa: 1. Bututun hanci, 2. Dunƙule kai, 3. Zoben da ba a dawo dashi 4. Ganga 5. Dunƙule 6. Zoben zafin jiki 7. Zoben sanyaya. Za'a iya raba dunƙulen inginin gyare-gyaren injin zuwa ɓangaren isar da saƙo, ɓangaren matsi da sashin awo
37. Jimlar zafi na tushen zafi a cikin allurar gyare-gyaren gyare-gyaren allura: zafi mai kawowa, zafin wuta, zafi mai zafi, zafin nama;
38. Za'a iya raba kayan albarkatun roba zuwa robobi na thermoplastic da robobi na thermosetting gwargwadon yadda yanayin tasirin su yake.
39. Lokacin da na'ura mai inji mai aiki da injin lantarki ke gudana, yakamata a sarrafa zafin jiki na mai mai tsakanin 20-65 ° C.
40. Don masu siffofi da keɓaɓɓun siffofi uku da ƙyalli huɗu waɗanda ke da ƙyalli na waje da iyakancewar ja, dole ne ku kula da saita nisan fitarwa
41. Stressarfin ciki shine damuwar da aka haifar cikin kayan saboda ƙirar kirji da fuskantarwa in babu ƙarfin waje.
B. Tambayoyi da yawa na zabi (maki 2 ga kowace tambaya, maki 40 gaba ɗaya)
1. Wadannan robobi masu kara kuzari sune (C) A. ABS B.PMMA C.PA66 D.PVC
2. Idan aka kwatanta da robobi wadanda ba na lu'ulu'u ba, filastik na lu'ulu'u (A) A. rinkanƙarar Crystalline ya fi girma B. Amorphous shrinkage na filastik ya fi girma
3. A madaidaiciyar allurar gyare-gyaren, janar saura yawa an saita zuwa (B) A.0-2MM B.3MM-5MM C.7MM-10MM
4. Don kayan PC, (A) yakamata ayi amfani dasu dan inganta ruwa. A. aseara yawan allura B. B.ara saurin allura
5. Lokacin da ake buƙatar ingancin farfajiyar ya zama mai girma ko lokacin da ake buƙata don guje wa yaduwar danko da lahani a yayin allura, yawanci allurar ______ da ______ matsa lamba galibi ana amfani da su. (C) A. babba, low B. babba, babba C. low, babba D. low, low
6. Allurar gyare-gyare hanya ce ta gyare-gyaren samar da inganci (C). A, low B, general C, high
7. Bayan fiberara zaren gilashi zuwa PA, ruwan narkar da narkewar sa shine (C) idan aka kwatanta shi da asalin PA. A, ba canzawa B, ƙara C, ragu
8. Yanayin zafin ganga idan ana allurar ABS shine (A). A, 180 ～ 230 ℃ B, 230 ～ 280 ℃ C, 280 ～ 330 ℃ Barin
9. Dokar rabar da zafin jiki na ganga na inginin gyare-gyaren allura daga hopper ne zuwa bututun bututun ƙarfe (A). A, a hankali ya ƙaru da B, a hankali ya rage C, babba a ƙare duka biyu kuma ƙasa a tsakiya
10. Rakun baka na bututun ya fi radius na babban sprue, zai samar (A). A. narkewar ambaliyar B, filashin samfuri C, nakasar samfur D, duk na sama
11. Babban dalilin wahala a demolding allura molded kayayyakin shine (C). A. Zafin zafin narkewar yayi yawa. B. Lokacin sanyaya yayi yawa. C. Tsarin tsari an tsara shi ba tare da dalili ba.
12. Lokacin yin allurar thermoplastics, idan yanayin zafin jikin yayi yawa, za'a samar da samfurin (C). A. Samfurin yana manne da sifar B, samfurin yana da tsarin haɗuwa C, samfurin yana da walƙiya
13. Hanyar da za'a yi amfani da ita don matattara matsayinta da kuma saurin gudu ita ce (A): A, a hankali
14. Danko na kayan PC shine (B), kuma yakamata a saita saurin awo gwargwadon (B); A babban danko B matsakaici danko C low danko
15. A cikin sigogi masu zuwa, (D) na iya rufe ƙwayar allurar sosai. A, matsin lamba B, riƙe matsa lamba C, matsa lamba rami D, clamping ƙarfi
16. Lokacin da yanayin zafin jiki ya yi girma, ingancin inganci ya zama (D); Kyakkyawan nakasawa B kwanciyar hankali mai kyau C mai ƙanƙantar da D mai kyau
17. Ingancin matsayin overfilling yana da saukin bayyana (B); A ya makale B, burr C yana da girma cikin girma
18. Kayan PC, ƙananan zafin jiki na ƙwanƙwasa, ƙarancin cika matsi, samfurin yana da saukin bayyana (B); Babban layin latsa B rashin manne C ƙarancin inganci
19. Wanne yanayin yanayin aiki ne wanda yake da ɗan dacewa yayin yin alluran kayayyakin siraran-walled (C); A sauri B jinkirin C gajere gajere
20. Yanayin zafin nama yana da girma, kuma zafin jikin kayan yana da girma, kuma samfurin yana da saukin yanayi (B); Tsarin iska B tsari a gaban C nakasawa
C. Tambayoyin zaɓe da yawa marasa iyaka: (maki 3 ga kowace tambaya, maki 15 gaba ɗaya)
Cire layin layin samfurin: (A C D E F) increaseara ƙwan zafin zaren B yana rage zafin jiki mai ƙwanƙwasa C ƙara ƙarfin allura D yana hanzarta saurin allura E yana inganta shaye-shaye F yana inganta kwararar ruwa
2. Hanyar inganta nakasa warping na samfurin shine: (ACFG) A, rage matsin lamba B, kara matsin lamba C, rage lokacin rikewa D, kara allurar E, rage lokacin sanyaya F, rage kwayar zazzabi G, kuma rage jinkirin fitarwa
3. Kadarorin jiki na PA66 ya zama: (A), (B); A, crystalline, B, na thermal, C, wanda ba na lu'ulu'u bane, D, ba na thermal ba
4. Kadarorin PMMA na zahiri su kasance (C), (D); Cryaƙƙarfan tasirin B mai ƙwanƙwasa C wanda ba kristaline D ba tasirin tasirin ba
5. Kunna zazzabi mai gudu mai zafi a gaba (B); lokacin da ma'aikata ke buƙatar barin (C) kashe mai gudu mai zafi A minti 5 B 10 mintuna C 15 mintuna D 20 mintuna
D. Gaskiya ne ko searya (Tambaya ta 1, maki 8 gaba ɗaya)
1. Tsarin saitin sanyaya yana farawa daga ƙofar "riƙe da matsin lamba" har sai an lalata samfurin. Bayan an cire matsin riƙewa, narkewa a cikin ramin yana ci gaba da sanyi da fasali, don samfurin ya iya tsayayya da nakasawar da aka yarda yayin fitarwa. ()
2. Rahoton samar da kayayyaki kawai ake buƙata a gabatar yayin aikin gwajin samfurin ()
3. Yawan binciken CTQ yayin aikin samarwa shine 6 / lokaci ()
4. temperatureara yawan zafin jiki, rage ƙwanƙwasawa, da rage canje-canje masu girma (dama).
5. Mafi kyawun saurin saurin allura yana sanya narkewar ya kwarara ta yankin kofar a sannu a hankali dan gujewa alamomin feshi da yawan matsi da karfi, sannan a kara saurin kwarara don cika mafi yawan kogon da aka narke da shi. (Daidai)
6. A cikin samar da cikakken atomatik, idan magini bai fitar da samfurin ba, ƙararrawa masu jan hankali, da farko kashe ƙararrawa mai jan hankali. (kuskure).
7. Ingancin samfuran da ake samarwa dare da rana ya sha bamban. Matsalar tana cikin yanayin zafin yanayi na yanayi da yanayi. (Daidai)
8. Mafi girman yankin yanki na tashar kwararar ruwa, mafi dacewa da watsa matsin lamba, kuma kara bayyana tasirin ciyarwar. (ba daidai ba)
E. Tambayoyi da amsoshi: (maki 5 ga kowace tambaya, tambayoyi 10 gaba ɗaya)
Menene dalilai na waya ta azurfa?
Amsa: 1. Sanadin samar da gogayya mai sanyi; 2. Kayan basu bushe gaba daya; 3. Matsin lamba yayi kadan; 4. Gudun ya ruɓe; 5. A zafin jiki na mold da zazzabi abu ne low; 6. Gudun cikawa a hankali yake.
2. Lokacin dumama mai zafi mai tsayi yayi tsayi, kuma zai sake fara samarwa. Me yakamata kayi a matsayinka na mai fasaha a wannan lokacin?
Amsa: Da farko, harbi nau'ikan 3-4 tare da bututun abu fanko, sa'annan a daidaita bakin tare da bututun, sannan buɗe buhun, kuma toshe mould ɗin baya tare da ɗan kwali don hana bazuwar kayan da aka harba zuwa baya baya. Yana da wuya a share. Idan baku kula ba, zai haifar da matsin lamba. .
3. Me yasa ake tsaftace yanayin PL yayin samarwar al'ada? saboda me?
Amsa: A farfajiyar sifar a cikin al'ada ta yau da kullun tana iya fuskantar wutar lantarki. Wasu tarkacen roba da tarkacen baƙin ƙarfe suna faɗuwa zuwa ƙarshen mutu lokacin da aka buɗe abin da aka rufe kuma aka rufe, wanda na iya haifar da lalacewar mutuwar.
4. Mene ne mahimman abubuwan da ke bayyana akan yanayin rabuwar?
Amsa: Yanayin zafin jiki da yanayin zafin jiki sun yi yawa, matsin cika yana da yawa, saurin cikawa yana da sauri, matsin lamba yana sauri, matsin lamba yana da girma, matsayin cikawa ya makara, matsi mai matsewa bai isa ba, kuma yawan inji yana da girma.
5. Menene abubuwan da ke haifar da inganci da girma?
Amsa: Yanayin zafin jiki ya yi yawa, lokacin sanyaya gajere ne, yanayin zafin jiki ba shi da karko, ruwan zafin da yake sanyaya ba shi da karko, yanayin zafin mai na motsa jiki ba shi da karko, zoben da ke kan gaba ya lalace sosai, yawan zafin zafin ba na al'ada bane, sanyi manne kai yayi yawa, resin barbashi Ba daidai ba a cikin girma.
6. Kariyar yaƙe-yaƙe, waɗanne fannoni ya kamata ku yi la’akari da su a matsayinsu na manyan ma’aikata?
Amsa: senswarewar sauyawar iyaka, carfin -arfin ƙarfin ƙarfi, saurin matse-ƙarfi, matsin lamba mai ƙarancin ƙarfi, da lokacin sa ido na ƙullawa an saita su don su zama a hankali, ƙarami, kuma mafi kyau.
7. Me yasa baza a iya dakatar da inji bazuwar yayin daidaita girman girma lokacin da aka kunna shi?
Amsa: Za a sami ruwan zafin jiki da bambancin danko. Zai kasance bambance-bambance a cikin zafin jiki na kyallen takarda, mai wahalar sarrafa daidaiton girma, wanda ke haifar da dogon lokacin daidaitawa, asarar kayan aiki, da rashin ingancin samarwa.
8. A cikin samarwa ta al'ada, ba za a iya canza zafin jiki da matsa lamba yadda yake so ba. Me ya sa?
Amsa: Matsalar tana shafar yanayin zafin mai, ruwan sanyi mai sanyi, yawan zafin jiki na ganga, yawan zafin jiki da sauran sauye-sauye na lokaci mai tsawo, yawanci sama da 3-4H don zama mai karko, idan akwai gyara, dole ne ingancin ya zama ci gaba da tabbatarwa.
9. Lokacin da ingancin bai zama al'ada ba, idan ana buƙatar sauya sifofin tsari, wane lokaci ya kamata a saki kafin bincike?
Amsa: Da farko dai, ya kamata a sake lokacin ɗaukar matsa lamba, kuma ya kamata a fara nazarin daga takardar roba.
10. Ingancin bai da tabbas, waɗanne fannoni ne za a iya gani daga inji?
Amsa: Matsayin cikawa, lokacin cikawa, lokacin aunawa, cika matsin lamba da teburin sarrafa ingancin inji.
F. Tambayoyin bincike: (maki 10 ga kowace tambaya, tambayoyi 6 gaba ɗaya)
Menene shirye-shirye kafin gyaran allura?
1) Shigar da daidaitaccen yanayin gyare-gyare
2) Preheating da bushewar kayan
3) Preheating na mold
4) Tsabtace ganga
2. Menene abubuwan da ke haifar da rashin kwanciyar hankali na ɓangarorin filastik?
Amsa: Abubuwan da ke haifar da rashin kwanciyar hankali na ɓangarorin filastik sune:
1) Tsarin lantarki da lantarki na inji mai allura ba shi da ƙarfi;
2) Adadin ciyarwar bashi da tabbas;
3) plasticananan filastik filastik da ƙarancin raguwa;
4) Yanayin gyare-gyare (zafin jiki, matsin lamba, lokaci) ya canza, kuma sake zagayowar gyare-gyaren bai dace ba;
5) Theofar ta yi ƙanƙan da yawa, girman tashar tashar abinci mai ɗimbin yawa bai dace ba, kuma abincin bai daidaita ba;
6) Matsayi mara kyau daidai, motsi mara motsi na sassan motsi da matsayi mara kyau.
3. A cikin ƙirar allurar ƙira, menene matsayin daidaitawar yanayin zafin jiki?
1) Daidaitawar zafin jiki yana nufin sanyaya ko dumama ingin mai allura.
2) Daidaitawar zafin jiki ba wai kawai yana da alaƙa da daidaitattun girma na ɓangaren filastik ba, kayan aikin inji na ɓangaren filastik da ƙimar saman ɓangaren filastik, amma har da ingancin samar da allura. Sabili da haka, dole ne a sarrafa yanayin zafin nama a matakin da ya dace daidai da bukatun. Domin cimma nasarar ingancin sassan roba da yawan aiki.
4. Mene ne raguwar filastik, kuma menene ainihin abubuwan da ke shafar ƙarancin filastik?
Amsa: Bayan an fitar da filastik daga sifar kuma an sanyaya shi zuwa zafin jiki na ɗaki, halayyar ƙarancin ƙarancin jiki ana kiranta raguwa. Tunda wannan raguwar ba wai kawai ta hanyar fadadawar zafin jiki da raguwar resin ne kadai ya haifar da shi ba, amma har ila yau yana da alaƙa da abubuwa da yawa da ke ɗauke da abubuwa, ƙarancin ɓangaren filastik bayan ya canza shi ana kiransa shrinkage. Babban abubuwan da ke shafar ƙimar raguwar sun haɗa da:
1) Nau'in filastik;
2) Tsarin ɓangaren filastik;
3) Tsarin tsari;
4) Tsarin gyare-gyare.
5. Da fatan za a taƙaita bayanin matsin lamba na baya. (Maki 10)
1) Tabbatar da cewa za'a iya samarda wadataccen makamashi don narkewa da hade filastik
2) Bada iskar gas mai haɗari gami da iska daga bututun abu
3) Haɗa abubuwan ƙari (kamar su taner, masterbatch mai launi, wakilin antistatic, hoda, da sauransu) kuma su narke a ko'ina
4) Sanya diamita mai gudana ya banbanta kuma ya taimaka ya daidaita narkewar tsawon dunƙulen
5) Samar da kayan aikin filastik iri iri don samun ingantaccen ingancin samfurin
6. Idan ana yawan samarda tabon baki lokacinda ake samar da fararen kaya ko kuma a bayyane, yaya zaku warware shi? (Da fatan za a ɗan bayyana ra'ayoyin maganinku) (maki 20)
1) Daidaita tsarin shirye-shiryen abu: guji gurɓatar albarkatun ƙasa kuma saita yanayin bushewa masu dacewa;
2) Canja fasalin fasalin: matsattsun masu gudu a tsaye, masu gudu, ƙofofi har ma da bangon bango na ɓangarorin filastik na iya haifar da zafin zafi mai yawa, wanda zai haifar da abu mai ɗaci ya zama mai zafi kuma ya haifar da fashewa. Kuna iya ƙoƙarin ƙara tsere Masu gudu, masu gudu, ƙofofi;
3) Tsabtace mai tsabta da dunƙule a kai a kai: ya kamata a tsabtace tsarin mai gudu da gogewa a kai a kai don kauce wa tarin datti;
4) Zaɓi bayanai dalla-dalla na injin gyare-gyaren da suka dace da ƙirar: Idan ka zaɓi dunƙirar da ta dace da filastik ɗin da aka yi amfani da ita, ana kiyaye yawan allurar a tsakanin 20% -80% na ƙayyadaddun bayanai, kuma bincika ko farantin dumama ko mai hita yana mara inganci;
5) Daidaita yanayin gyare-gyare: kamar rage zafin zafin mai na ganga, rage matsin lamba da saurin juyawa, da sauransu.
