A. Uzuza ibibazo bituzuye: (amanota 1 kuri buri kibazo, amanota 134 yose)
1. Imashini ibumba inshinge irashobora kugabanywamo sisitemu enye zingenzi, sisitemu enye zingenzi ni: sisitemu yo gutera inshinge, sisitemu yo gufungura no gufunga, sisitemu yo gukwirakwiza hydraulic, na sisitemu yo kugenzura amashanyarazi.
2. Ubushyuhe muburyo bwo gutera inshinge ni: ubushyuhe bwa barrale, ubushyuhe bwubushyuhe, ubushyuhe bwumye, ubushyuhe bwamavuta ya hydraulic, nubushyuhe bwibidukikije.
3. Uburyo bwo gufunga imashini itera inshinge ni: ubwoko bwumuvuduko utaziguye, ubwoko bwa crank, nibindi.
4. Igihe cyo guterwa inshinge bivuga: igihe cyo gutera inshinge, igihe cyo gufata igitutu, igihe cyo gukonjesha, igihe cyizuba, igihe cyo kurinda umuvuduko muke, nibindi.
5. Ubwoko busanzwe bwimashini zibumba inshinge zirimo: Nissei, Nippon Steel, Fanuc, Sumitomo, Toshiba, nibindi.
6. Imashini yimashini itera inshinge igabanyijemo ibice bitatu: igice cya mbere nigice cyo kugaburira, igice cyo hagati nigice cya plastiki, naho igice cyinyuma nigice cyo gupima.
7. Icyambu cya kole yicyitegererezo gishobora kugabanywamo: ingingo ya kole, kole ya fan, kole yarohamye, kwiruka bishyushye, kole igororotse, nibindi.
8. Izina ryimiti yibikoresho bya PC ni: polyakarubone, bakunze kwita reberi itagira amasasu, ubushyuhe bwa 260-320 ℃, ubushyuhe bwumye 100-120 ℃.
9. Ibice byingenzi bigize ibikoresho bya pulasitiki ni resin. Amashanyarazi ane akunze gukoreshwa ni: PC, ABS, PA, na POM.
10. Ubushyuhe bwikirahure bwa PC ni 140 ℃, igipimo cyo kugabanuka ni 0.4% -0.8%; ubushyuhe bwumye ni 110 ± 5 ℃
11. Ukurikije impamvu, ubwoko bwibicuruzwa bya pulasitike birashobora kugabanywamo: guhangayikishwa nubushyuhe, guhangayika, hamwe no guhangayika igice.
12. Hariho uburyo butatu bwo kugenzura ibibazo byimbere mubicuruzwa: ibikoresho, ingaruka, nubuvuzi;
13. Ubushyuhe bwuzuye bwinkomoko yubushyuhe muburyo bwo gupima inshinge: ubushyuhe bwa convection, ubushyuhe bwo gutwara, ubushyuhe bwogosha, ubushyuhe bwo guterana;
14. Uburyo bwiza bwo guhuza inzira yamazi yo gutwara abantu agomba kuba: imwe muri imwe hamwe nurungano rwurungano;
15. Ni ibihe byiciro bitatu by'ingenzi byumuvuduko winyuma: ubushobozi bwa plastike, ubuziranenge bwa plastike, hamwe na plastike neza;
16. Igihe cyogusukura hejuru yububiko mugihe cyibikorwa: 2H / isaha
17. Amashanyarazi ane yemewe azwi ni: PC, POM, PA, PBT.
18. Igenamiterere risanzwe rya screw irekura mugihe ukora ibicuruzwa bisobanutse neza kumashini 100T ni: 3-5MM
19.7S bivuga: gutunganya, gukosora, guhanagura, gukora isuku, gusoma, kwandika, umutekano no kuzigama.
20. Igihe cyo kuzuza raporo ya buri munsi mugihe cyo gukora ni: 2H / isaha.
21. Muburyo bwo gupakira ifu, ifu ifite uburebure bwa nozzle irenga 40MM, ikeneye gusimbuza nozzle yagutse
22. Guhangayikishwa imbere ni imihangayiko iterwa mubikoresho bitewe na kristu, icyerekezo, kugabanuka nizindi mpamvu mugihe nta mbaraga zo hanze zihari.
23. Imashini yimashini itera inshinge irashobora kugabanywamo igice cyo gutanga, igice cyo guhunika hamwe nigice cyo gupima
24. Iyo habaye ubuziranenge budasanzwe mubikorwa, umuyobozi witsinda azasaba umutekinisiye kubikemura muminota 10 nyuma yo kubona amakuru adasanzwe. Niba umutekinisiye adashobora kugikemura mugihe cyisaha 1, agomba kubimenyesha umuyobozi. Niba umuyobozi adashobora kubikemura mu masaha 2, agomba gutanga raporo kubuyobozi bw'igice. Niba umuyobozi w'igice adashobora gukemura ikibazo mu masaha 4, agomba kubimenyesha umuyobozi ushinzwe ubukungu (depite).
25. Ni ubuhe buryo bwo gusana ibishushanyo bigomba gukorwa mugihe cyo gukora? Ifishi yo gusana ifumbire, ifishi yo gucunga ibice, raporo ya buri munsi.
26. Mubisanzwe gusuka gutandukana kwububiko bigizwe nuwiruka nyamukuru, kwiruka, irembo hamwe nubukonje bukonje neza
27. Inenge zisanzwe zigira ingaruka kubicuruzwa byatewe inshinge zirimo impinga zicyiciro, kubura kole, kugabanuka, ibimenyetso bitemba, ibimenyetso byo gusudira, guhindagurika, ibimenyetso byimpungenge, nimpinduka zingana.
28. Inkomoko yubushyuhe bwibikorwa byabanjirije ibipimo bya pulasitike _ ubushyuhe bwo guterana nubushyuhe bukabije imbere muri plastiki, gushyushya ibintu bishyushya.
29. Mubisanzwe ingano yo gutera inshinge nibyiza gushyirwaho hagati ya 30% ~ 85% yubunini ntarengwa bwo gutera inshinge.
30. Niba ubushyuhe bwububiko butandukanye, urumuri rwibicuruzwa ruzaba rutandukanye. Iyo umwobo wububiko nubuso bwubatswe, niba ubushyuhe bwubushyuhe buri hejuru, sol ihuye nubuso bwikariso, kandi ibicuruzwa byatewe inshinge bisa neza cyane, naho ubundi gloss izaba ihamye. Ubushyuhe bwububiko burahoraho.
31. Umubare munini wikigereranyo cya compression yo kugabanuka, pellets niko zizagenda ziyongera, niko byihuta kohereza ubushyuhe hagati ya pelleti, niko ingaruka nziza yo gukwirakwiza ifu, ariko niko imbaraga zo gukwirakwiza no kugabanuka kwa plastike.
32. Igikorwa nyamukuru cya anti-pinch valve ni ukurinda gusubira inyuma kwa plastike mugihe cyo guterwa inshinge no gufata igitutu.
33. Gutinda cyane guhinduranya igitutu bizatera igitutu cyo gutera inshinge kwiyongera, ndetse no kumurika.
34. POM mu magambo ahinnye nka polyoxymethylene mu gishinwa. Nibikoresho bya kimwe cya kabiri kristaline ifite ihame ryiza rihamye. Ubushyuhe bwo gushonga bushobora gushyirwaho hagati ya 190-210 and, kandi ubushyuhe bwububiko bugomba kuba burenze 90 ℃.
35. Niba igice cya plastiki kigabanutse, intambwe yambere igomba kuba umubare muto usigaye.
36. Erekana amazina yibice bya sisitemu yo kuzuza: 1. Nozzle, 2. Kuringaniza umutwe, 3. Impeta idasubizwa 4. Barrale 5. Umuyoboro 6. Impeta yo gushyushya 7. Impeta ikonje. Imashini yimashini itera inshinge irashobora kugabanywamo igice cyo gutanga, igice cyo guhunika hamwe nigice cyo gupima
37. Ubushyuhe bwuzuye bwamasoko yubushyuhe muburyo bwo gupima inshinge: ubushyuhe bwa convection, ubushyuhe bwo gutwara, ubushyuhe bwo gukata, ubushyuhe bwo guterana;
38. Ibikoresho fatizo bya plastiki birashobora kugabanywa muri plastiki ya termoplastique hamwe na plastiki ya termosetting ukurikije uko ubushyuhe bwabo butandukanye.
39. Iyo imashini itera hydraulic imashini ikora, ubushyuhe bwamavuta ya hydraulic bugomba kugenzurwa hagati ya 20-65 ° C.
40. Kubibumbano bifite ibibumbano bitatu-bine hamwe nibibumbano bine bifite imishino yo hanze kandi bikurura imipaka, ugomba kwitondera gushiraho intera isohoka
41. Guhangayikishwa imbere ni imihangayiko iterwa imbere mubikoresho bitewe na kristalisation hamwe nicyerekezo mugihe nta mbaraga zituruka hanze.
B. Ibibazo byinshi byo guhitamo (amanota 2 kuri buri kibazo, amanota 40 yose)
1. Amashanyarazi akurikira ya plastike ni (C) A. ABS B.PMMA C.PA66 D.PVC
2. Ugereranije na plastiki itari kristaline, plastike ya kirisiti (A) A. Kugabanuka kwa Crystalline ni binini B. Kugabanuka kwa plastike Amorphous ni byinshi
3. Muburyo bwo gutera inshinge neza, ubwinshi bwibisigisigi byashyizwe kuri (B) A.0-2MM B.3MM-5MM C.7MM-10MM
4. Kubikoresho bya PC, (A) bigomba gukoreshwa mugutezimbere amazi. A. ongera ubushyuhe bwo gutera inshinge B. ongera umuvuduko wo gutera inshinge
5. Iyo ubwiza bwibicuruzwa bisabwa kuba hejuru cyangwa mugihe bisabwa kugirango wirinde kugabanuka kwijimye hamwe nudusimba twizunguruka mugihe cyo gutera inshinge, igipimo cyo gutera ______ nigitutu ______ gikoreshwa kenshi. (C) A. muremure, hasi B. muremure, hejuru C. hasi, hejuru D. hasi, hasi
6. Gutera inshinge nuburyo bwo kubumba umusaruro (C). A, hasi B, rusange C, hejuru
7. Nyuma yo kongeramo fibre fibre muri PA, amazi yo gushonga ni (C) ugereranije na PA yumwimerere. A, idahindutse B, kongera C, kugabanuka
8. Ubushyuhe bwa barrile iyo ABS yatewe ni (A). A, 180 ～ 230 ℃ B, 230 ～ 280 ℃ C, 280 ～ 330 ℃
9. Amategeko yo gukwirakwiza ubushyuhe bwa barrale yimashini itera inshinge kuva kuri hopper kugera ku cyerekezo cya Nozzle (A) A, kwiyongera buhoro buhoro B, kugabanuka buhoro buhoro C, hejuru kumpera zombi no hasi hagati
10. Iradiyo ya arc ya nozzle nini kuruta radiyo yisoko nyamukuru, izabyara (A). A. Gushonga byuzuye B, ibicuruzwa flash C, inenge yibicuruzwa D, byose byavuzwe haruguru
11. Impamvu nyamukuru itera ingorane zo kumena ibicuruzwa byatewe inshinge ni (C). A. Ubushyuhe bwo gushonga buri hejuru cyane. B. Igihe cyo gukonja ni kirekire. C. Imiterere yibishushanyo byateguwe bidafite ishingiro.
12. Mugihe utera thermoplastique, niba ubushyuhe bwubushyuhe buri hejuru cyane, ibicuruzwa bizakorwa (C). A. Igicuruzwa gifatanye ku gishushanyo B, ibicuruzwa bifite uburyo bwo guhuza C, ibicuruzwa bifite flash
13. Uburyo bwo gukoreshwa kumwanya wa clamping na progaramu yihuta ni (A): A, buhoro-bwihuta-B B bwihuta-buringaniye C buhoro-buhoro-buhoro D buhoro-bwihuse
14. Ubukonje bwibikoresho bya PC ni (B), kandi umuvuduko wacyo ugomba gushyirwaho ukurikije (B); Ubukonje buhanitse B buciriritse B hagati ya C ubukonje buke
15. Mubipimo bikurikira, (D) birashobora gufunga inshinge inshinge. A, igitutu cyo gutera inshinge B, gufata umuvuduko C, umuvuduko wa cavit D, imbaraga zifata
16. Iyo ubushyuhe bwibumba buri hejuru, ubuziranenge bugomba kuba (D); Ihinduka ryiza B ryiza rihagaze neza C kugabanuka neza D kugaragara neza
17. Ubwiza bwumwanya wuzuye biroroshye kugaragara (B); A yafashwe B, burr C nini mubunini
18. Ibikoresho bya PC, ubushyuhe buke, umuvuduko muke wuzuye, ibicuruzwa biroroshye kugaragara (B); Umurongo munini ufata umurongo B kubura kole C ubuziranenge butajegajega
19. Ni ubuhe buryo bwo gutunganya ibintu ari byiza mugihe utera ibicuruzwa bito (C); B yihuta B gahoro C yihuta
20. Ubushyuhe bwububiko buri hejuru, kandi ubushyuhe bwibintu buri hejuru, kandi ibicuruzwa bikunda kumera (B); Umuyaga wafashwe B icyiciro imbere C guhindura
C. Ibibazo byinshi bidasobanutse-guhitamo: (amanota 3 kuri buri kibazo, amanota 15 yose)
Kuraho umurongo wo gusudira wibicuruzwa: (A C D E F) Kongera ubushyuhe bwa resin B kugabanya ubushyuhe bwibumba C kongera umuvuduko watewe inshinge D byihutisha inshinge E kunoza umuyaga F kunoza imyanda ya resin
2. Uburyo bwo kunoza ihindagurika ryibicuruzwa ni: (ACFG) A, kugabanya umuvuduko B, kongera umuvuduko wo gufata C, kugabanya igihe cyo gufata D, kongera inshinge E, kugabanya igihe cyo gukonja F, kugabanya ifu ubushyuhe G, kandi bigabanya umuvuduko wo gusohora
3. Imiterere yumubiri ya PA66 igomba kuba: (A), (B); A, kristaline, B, ubushyuhe, C, itari kristaline, D, itari ubushyuhe
4. PMMA yumubiri igomba kuba (C), (D); Ingaruka ya kristaline B yubushyuhe C itari kristaline D idafite ubushyuhe
5. Zingurura ubushyuhe bwiruka mbere (B); mugihe abakozi bakeneye kugenda (C) kuzimya kwiruka ashyushye A iminota 5 B iminota 10 C iminota 15 D iminota 20
D. Nukuri cyangwa Ibinyoma (Ikibazo 1 ingingo, amanota 8 yose hamwe)
1. Igikorwa cyo gukonjesha gitangirira kumarembo "gufata igitutu" kugeza ibicuruzwa bimanutse. Nyuma yo gukuraho igitutu cyo gufata, gushonga mu cyuho bikomeza gukonja no kumera, kugirango ibicuruzwa bishobore kwihanganira ihinduka ryemewe mugihe cyo gusohora. ()
2. Raporo yumusaruro wa buri munsi igomba gukorwa mugihe cyo kwerekana ibicuruzwa ()
3. Inshuro yo kugenzura CTQ mugihe cyo gukora ni 6 / igihe ()
4. ongera ubushyuhe bwubushyuhe, kugabanya nyuma yo kugabanuka, no kugabanya impinduka zingana (iburyo).
5. Gukwirakwiza umuvuduko mwiza wo gutera inshinge zitembera zinyuze mumarembo ku gipimo cyihuta kugirango wirinde ibimenyetso bya spray hamwe nihungabana ryinshi ryogosha, hanyuma wongere umuvuduko wogusohora kugirango wuzuze igice kinini cyumubyimba ushonga. (Ikosore)
6. Mubikorwa byikora byuzuye, niba manipulator idakuyemo ibicuruzwa, impuruza ya manipulator, banza uzimye impuruza. (nabi).
7. Ubwiza bwibicuruzwa byakozwe kumanywa nijoro biratandukanye. Ikibazo kiri mubushyuhe budahindagurika bwububiko nibidukikije. (Ikosore)
8. Ninini nini yambukiranya igice cyumuyoboro utemba, niko byorohereza ihererekanyabubasha, kandi ningaruka zo kugaburira. (nabi)
E. Ibibazo nibisubizo: (amanota 5 kuri buri kibazo, ibibazo 10 byose)
Ni izihe mpamvu zitera umugozi wa feza?
Igisubizo: 1. Gukonjesha ubukonje bwa rubber; 2. Ibikoresho ntabwo byumye rwose; 3. Umuvuduko ni muto cyane; 4. Ibisigarira byangirika; 5. Ubushyuhe bwubushyuhe nubushyuhe bwibintu biri hasi; 6. Umuvuduko wo kuzura uratinda.
2. Igihe cyo gushyushya kwiruka gishyushye ni kirekire cyane, kandi bizongera gutangira umusaruro. Niki ugomba gukora nkumutekinisiye muri iki gihe?
Igisubizo: Banza, kurasa ibishushanyo 3-4 hamwe nigikoresho cyubusa, hanyuma uhuze uruziga na nozzle, hanyuma ufungure ifumbire, hanyuma uhagarike ifu yinyuma hamwe nigice cyikarito kugirango wirinde kwangirika kwibintu kurasa kugeza Inyuma. Biragoye gusukura. Niba utitayeho, bizatera igitutu. .
3. Kuki usukura ubuso bwa PL mugihe cy'umusaruro usanzwe? kubera iki?
Igisubizo: Ubuso bwibibumbano mubikorwa bisanzwe bikunda amashanyarazi ahamye. Ibikoresho bimwe na bimwe bya reberi hamwe nibisigazwa byicyuma bigwa kumpera yurupfu iyo ifu ifunguye kandi igafunga, ibyo bikaba bishobora kwangiza urupfu.
4. Ni ibihe bintu by'ingenzi bigaragara hejuru yo gutandukana?
Igisubizo: Ubushyuhe bwubushyuhe nubushyuhe bwibintu biri hejuru cyane, umuvuduko wuzuye ni mwinshi, umuvuduko wuzuye urihuta, umuvuduko wo gufata urihuta, igitutu cyo gufata ni kinini, umwanya wuzuye uhindurwa bitinze, igitutu cyo gufunga ntigihagije, n'imashini tonnage nini.
5. Nibihe bintu bitera ubuziranenge nubunini budahungabana?
Igisubizo: Ubushyuhe bwububiko buri hejuru cyane, igihe cyo gukonjesha ni kigufi, ubushyuhe bwibidukikije ntibuhindagurika, ubushyuhe bwamazi akonje ntabwo buhagaze, ubushyuhe bwamavuta bukora ntabwo buhagaze, impeta ihindagurika yangiritse cyane, ubushyuhe bwa barrale ntibusanzwe, umutwe wa kole ukonje ni mwinshi cyane, resin ibice bitaringaniye mubunini.
6. Kurinda ibicuruzwa, ni ubuhe buryo ukwiye gutekereza nk'umuyobozi wa tekinike?
Igisubizo: Ibyiyumvo byimipaka ntarengwa, imbaraga zo gufata amashanyarazi make, umuvuduko muke wa clamping, umwanya muto wo gufatira hamwe, hamwe nigihe cyo kugenzura igihe byashyizweho kugirango bitinde, bito, kandi byiza.
7. Ni ukubera iki imashini idashobora guhagarikwa ku bushake mugihe ihinduye neza ibipimo iyo ifunguye?
Igisubizo: Hazabaho ubushyuhe bwa resin nibitandukaniro. Hazabaho itandukaniro mubushuhe bwubushyuhe, bigoye kugenzura ibipimo byukuri, bikavamo igihe kinini cyo guhinduka, gutakaza ibintu, hamwe nubushobozi buke.
8. Mubikorwa bisanzwe, ubushyuhe nigitutu ntibishobora guhinduka uko bishakiye. Kubera iki?
Igisubizo: Umuvuduko ugira ingaruka kubushyuhe bwamavuta atemba, ubushyuhe bwamazi akonje, ubushyuhe bwa barrale, ubushyuhe bwibumba nizindi mpinduka mugihe kirekire, mubisanzwe birenga 3-4H kugirango bihamye, niba haribihinduka, ubuziranenge bugomba kuba bikomeje kwemezwa.
9. Iyo ubuziranenge budasanzwe, niba ibipimo ngenderwaho bigomba guhinduka, ni ikihe gihe kigomba kurekurwa mbere yo gusesengura?
Igisubizo: Mbere ya byose, igitutu cyo gufata igihe kigomba kurekurwa, kandi isesengura rigomba gutangirira kumpapuro.
10. Ubwiza ntibuhindagurika, ni ubuhe buryo bushobora kugaragara kuri mashini?
Igisubizo: Umwanya wuzuye, kuzuza igihe, gupima igihe, kuzuza igitutu nyacyo hamwe nimiterere yubuyobozi bwiza.
F. Ibibazo byo gusesengura: (amanota 10 kuri buri kibazo, ibibazo 6 byose)
Ni ubuhe buryo bwo kwitegura mbere yo guterwa inshinge?
1) Iyinjiza ryimiterere isanzwe
2) Gushyushya no kumisha ibikoresho
3) Gushyushya ibumba
4) Gusukura ingunguru
2. Ni ibihe bintu bitera ihungabana ryibice bya plastike?
Igisubizo: Ibintu bitera ihungabana ryibice bya plastike ni:
1) Sisitemu y'amashanyarazi na hydraulic ya mashini yo gutera inshinge ntizihinduka;
2) Amafaranga yo kugaburira ntahungabana;
3) Ibice bya pulasitike bitaringaniye no kugabanuka kudahungabana;
4) Imiterere yo guhinduka (ubushyuhe, umuvuduko, igihe) ihinduka, kandi uruziga ntiruhuza;
5) Irembo ni rito cyane, ubunini bw'icyambu cyo kugaburira ibyuho byinshi ntibihuye, kandi ibiryo ntibingana;
6) Imiterere idahwitse, kugenda kudahindagurika kwimuka ryimuka no guhagarara neza.
3. Mugushushanya inshinge, ni uruhe ruhare rwo guhindura ubushyuhe?
1) Guhindura ubushyuhe bivuga gukonjesha cyangwa gushyushya inshinge.
2) Guhindura ubushyuhe ntabwo bifitanye isano gusa nuburinganire bwikigero cya plastiki, imiterere yubukanishi bwigice cya plastike hamwe nuburinganire bwubuso bwigice cya plastiki, ariko kandi nuburyo bwo gutera inshinge. Kubwibyo, ubushyuhe bwububiko bugomba kugenzurwa kurwego rushimishije ukurikije ibisabwa. Kugirango tugere kubice bya plastike byujuje ubuziranenge no gutanga umusaruro mwinshi.
4. Kugabanuka kwa plastiki ni iki, kandi ni ibihe bintu by'ibanze bigira ingaruka ku kugabanuka kwa plastiki?
Igisubizo: Nyuma ya plastiki imaze gukurwa mubibumbano no gukonjeshwa kugeza ubushyuhe bwicyumba, ibiranga kugabanuka kurwego byitwa kugabanuka. Kubera ko uku kugabanuka kudaterwa gusa no kwaguka k'ubushyuhe no kugabanuka kwa resin ubwayo, ariko kandi bifitanye isano nibintu bitandukanye bibumba, kugabanuka kw'igice cya plastiki nyuma yo kubumba byitwa molding shrinkage. Ibintu nyamukuru bigira ingaruka ku gipimo cyo kugabanuka harimo:
1) Ubwoko bwa plastiki;
2) Imiterere ya plastike;
3) Imiterere;
4) Uburyo bwo kubumba.
5. Nyamuneka sobanura muri make uruhare rw'umuvuduko w'inyuma. (Amanota 10)
1) Menya neza ko ingufu zihagije zishobora kubyara gushonga no kuvanga plastike
2) Kuramo imyuka ihindagurika harimo umwuka uva mumiyoboro
3) Kuvanga inyongeramusaruro (nka toner, masterbatch yamabara, imiti igabanya ubukana, ifu ya talcum, nibindi) hanyuma ushonga neza
4) Kora diameter itemba itandukanye kandi ufashe homogenize gushonga uburebure bwa screw
5) Tanga ibikoresho bimwe kandi bihamye bya plastiki kugirango ubone igenzura ryiza ryibicuruzwa
6. Niba ibibara byirabura bikunze gukorwa mugihe bitanga ibicuruzwa byera cyangwa bisobanutse, uzabikemura ute? (Nyamuneka sobanura muri make ibitekerezo byawe byo gukemura) (ingingo 20)
1) Guhindura uburyo bwo gutegura ibikoresho: irinde kwanduza ibikoresho fatizo kandi ushireho uburyo bwumye;
2) Hindura igishushanyo mbonera: kwiruka cyane guhagaritse kwiruka, kwiruka, amarembo ndetse nuburebure bwurukuta rwibice bya plastike bishobora kubyara ubushyuhe bukabije, ibyo bigatuma ibintu bishyushye bishyuha kandi bigatera gucika. Urashobora kugerageza kongera vertical Abiruka, abiruka, amarembo;
3) Sukura ibishishwa hamwe na screw buri gihe: sisitemu yo kwiruka nubuso bwa screw bigomba guhanagurwa cyangwa gusukurwa buri gihe kugirango wirinde umwanda wuzuye;
4) Hitamo ibisobanuro byimashini ibumba ibereye kubumba: Niba uhisemo umugozi ubereye plastiki yakoreshejwe, ingano yo gutera inshinge muri rusange ikomeza muri 20% -80% yibisobanuro, hanyuma urebe niba isahani yo gushyushya cyangwa ubushyuhe ari bitemewe;
5) Guhindura uburyo bwo kubumba: nko kugabanya ubushyuhe bwubushyuhe bwa barriel, kugabanya umuvuduko winyuma n'umuvuduko wa screw, nibindi.
