Injin Yanke Nauyi ta atomatik: Daidaito da Inganci

By Mike Chen, Daraktan Samarwa | Shekaru 12+ a Masana'antar Roba |LinkedIn

Muhimman Abubuwan Da Ake Ɗauka

• Yankewa bisa nauyi yana kama abin da yankewa bisa tsayi ba zai iya yi ba: yawan ma'adinai da kauri na takarda sun bambanta, don haka tsayin daidai ba sa haifar da daidaiton nauyi.
• Injin yanke nauyi na XCJ-A 600 mai sarrafa kansa yana haɗa na'urar auna nauyi ta LASCAUX tare da sarrafa Delta PLC, yana yankewa zuwa ga juriyar mai amfani da kuma rarraba kowane yanki ta atomatik.
• Yanke preforms zuwa taga mai matsewa (misali ±0.3 g) yana rage sharar kayan da suka wuce kiba da kuma tarkacen ƙera kayan a lokaci guda.
• Saita abubuwan da aka nufa a kowane tsari (6 ko 10) akan allon taɓawa kuma injin yana ciyar da ainihin ƙidayar, yana kawar da ƙidaya da hannu da kuma sarrafawa sau biyu.

Zoben O-ring sune abubuwan da aka fi samarwa a masana'antar roba, kuma kowace zoben O-ring da aka ƙera tana ɗauke da walƙiya a layin rabuwarta. Zaɓin injin deflashing ba wai kawai yana shafar kyawun zoben O-ring ba, har ma da aikin hatiminsa, daidaiton girma, da farashin samarwa. Wannan jagorar tana ba da tsarin da aka ƙayyade don daidaita kayan aikin deflashing zuwa sigogin samar da zoben O-ring.

Bukatun Kashe O-Ring: Me Ya Bambanta Su Da Sauran Sassan Roba

Zoben O suna gabatar da ƙalubale da dama na cirewa ba a samu a wasu samfuran roba ba. Saboda mold guda ɗaya yana samar da ramuka da dama ko ɗaruruwan ramuka, walƙiyar layin rabuwa tana gudana tare da diamita na ciki da kuma diamita na waje na kowane zobe. Siraran sassan giciye na yau da kullun - sassan giciye na O-ring suna tsakanin mm 1.5 zuwa 8.4 a kowaceISO 3601-1— yana nufin walƙiyar tana kusa da saman rufewa mai aiki. Duk wani ɓarna da ke cire kayan tushe a mahadar walƙiya yana haifar da hanyar zubewa wadda ba za a iya gano ta hanyar duba gani kaɗai ba.

Bugu da ƙari, ana rarraba O-rings a ƙarƙashinASTM D1414don hanyoyin gwaji na yau da kullun, wanda ke ƙayyade hanyoyin tabbatarwa masu girma waɗanda ba dole ba ne a lalata su.ISO 3302-1, jurewar girma don daidaiton zoben O ya kama daga ±0.08 mm don sassan giciye a ƙasa da 2.5 mm zuwa ±0.22 mm don sassan giciye sama da 10 mm. Hanyar cire walƙiya dole ne ta cire walƙiya ba tare da canza waɗannan mahimman girma ba.

Wani abu da ba a bayyane yake ba amma mai mahimmanci shine wurin walƙiya. Molds na zobe na O yawanci suna da layin rabuwa a tsakiyar mold, ma'ana walƙiyar tana zaune kai tsaye akan diamita na hatimi. Kashewa wanda ya bar ragowar sama da 0.1 mm akan ID ko OD yana haifar da lahani na rufewa wanda ke haifar da zubewa a matsin lamba mai ƙima. Wannan ƙuntatawa ta geometry yana sa zaɓin hanyar cirewa ya fi mahimmanci ga zoben O fiye da sassan roba marasa tsari inda walƙiya ba ta kan saman aiki ba.

Abubuwa Biyar da Zasu Tabbatar da Zaɓar Injin Rufe Roba don O-Zobba

Ma'ana ta 1: Girman Zoben O da Sashe na Giciye

Girman zahiri na zoben O ɗinku yana saita ƙa'idar farko ta kayan aiki. Injinan kashe ganga na injiniya suna aiki a cikin kewayon diamita da aka ƙayyade.Injin cire ganga na XCJ-G600, tare da diamita na ganga mai girman mm 600 da ƙarfin batch na kilogiram 15, yana sarrafa zoben O daga diamita na waje na mm 3 zuwa mm 100. Zoben O ƙasa da mm 3 suna wucewa ta cikin ramukan ganga ko gida a cikin rukuni, wanda ke rage tasirin deflashing. Zoben O sama da mm 100 OD yana buƙatar babban ganga ko madadin sarrafawa.

Sashen giciye yana da mahimmanci. Zoben O-siraran da ke da sassan giciye a ƙasa da mm 2 sun fi saurin lanƙwasawa da lalacewar saman yayin da ake yin tururi a cikin injina. Ga waɗannan, sarrafa cryogenic shine zaɓi mafi aminci saboda robar daskararre tana aiki azaman abu mai tauri yayin tasirin watsawa. Dokar aiki da muke amfani da ita a masana'antarmu:Zoben O-ring masu sassa ≥2.5 mm da OD tsakanin 8 mm da 80 mm sune mafi kyawun zaɓuɓɓuka don cire ganguna na injiniya, yayin da ya kamata a kimanta zoben O-ring a wajen wannan kewayon don sarrafa cryogenic.

Ma'ana ta 2: Bayanin Flash da Nau'in Kayan Aiki

Kauri na walƙiya shine mafi mahimmancin ma'aunin tsari. Fashewar injina yana aiki yadda ya kamata lokacin da rabon kauri na walƙiya zuwa sassa ya kai 0.1 ko sama da haka - ma'ana za a iya kashe zoben O-zobe mai girman 3.5 mm tare da walƙiya mai girman 0.35 mm ta hanyar injiniya, yayin da sashe mai girman 1.8 mm tare da walƙiya mai girman 0.15 mm ba zai iya ba. Ga zoben O-zobe da aka ƙera a cikin kayan aikin cavitation masu yawa inda walƙiya yawanci 0.1-0.3 mm ne, kayan suna tantance ko fashewar injina ko cryogenic ya dace.

An auna kauri walƙiya a mafi kauri na layin rabuwar mold. Ainihin ƙima na iya bambanta dangane da tsari mai hade da yanayin mold.

Ma'ana ta 3: Girman Samarwa da Girman Rukunin

XCJ-G600 yana sarrafa rukunin zoben O mai nauyin kilogiram 15 a cikin daƙiƙa 20-40 a kowace zagaye. A matsakaicin nauyin zoben O mai nauyin gram 2-10 dangane da girmansa, rukuni ɗaya yana ɗauke da zoben O mai nauyin 1,500-7,500. A cikin daƙiƙa 40 a kowace rukuni tare da ɗorawa da sauke kaya, ingantaccen fitarwa shine kimanin babi 60-80 a kowace aiki na awanni 8, ko kuma zoben O mai nauyin 90,000-600,000 a kowace aiki dangane da girmansa.

Yawan samar da kayayyaki sama da zoben O 500,000 a kowace rana zai iya ba da hujjar cewa akwai layin cryogenic na musamman ga ƙananan girma da kuma layin injiniya don babban kewayon, amma ga yawancin masu samar da kayayyaki masu matsakaicin girma, injin ganga ɗaya na injiniya yana ɗaukar kashi 80-90% na fayil ɗin O-ring.Sauran kashi 10-20% — yawanci silicone ko sub-6 mm ID O-rings — za a iya fitar da su waje ko a yi amfani da su a kan ƙaramin injin batch cryogenic.

Dalili na 4: Ajin haƙuri da Bukatun Inganci

ISO 3302-1 ya rarraba juriyar samfurin roba zuwa azuzuwa huɗu. Aji A (daidaitacce) yana buƙatar ±0.08 mm akan sassan giciye ƙasa da 2.5 mm. Aji B (mai kyau) yana buƙatar ±0.10 mm. Aji C (matsakaici) yana buƙatar ±0.14 mm. Hanyar fitarwa dole ne ta kasance tana iya cire walƙiya a cikin madaurin haƙuri ba tare da rage sashin giciye ƙasa da mafi ƙarancin girman da aka yarda ba. Gyaran injina tare da zaɓin kafofin watsa labarai masu kyau yana cimma juriyar Aji B da C akai-akai. Gyaran Cryogenic, tare da cire kayan da aka sarrafa, yana cimma juriyar Aji A da B don zoben O tare da sassan giciye masu siriri.Idan takamaiman aikin O-ring ɗinku ya buƙaci haƙurin Class A akan sassan giciye ƙasa da 3 mm, ana ba da shawarar sosai a yi amfani da cryogenic deflashing.

Abu na 5: Jimlar Kudin Aiki (TCO)

Sau da yawa ana raina abubuwa biyu masu tsada a zaɓin injinan cirewa: amfani da kafofin watsa labarai da kuma jigilar nitrogen mai ruwa. Kashewa ta hanyar injina yana amfani da kafofin watsa labarai masu juyawa (ƙwayoyin filastik ko goro) waɗanda ke buƙatar maye gurbinsu lokaci-lokaci. Kashewa ta hanyar cire ...

Kuɗin ya dogara ne akan kimantawar kwata na biyu na kayan aiki da ke aiki a China na 2026. Farashin LN2 ya bambanta a yankuna daban-daban; jigilar kaya da yawa yana rage farashi da kashi 15-25%.

Tsarin Shawara: Wace Injin Rubutu Mai Rage Roba Don O-Zings Ya Dace da Kayanka?

Masana'antun da yawa suna amfani da wata hanya mai gauraya: injin cire kayan da ke amfani da drum na XCJ-G600 yana sarrafa babban samar da NBR da EPDM, yayin da ƙaramin injin cryogenic ke sarrafa zoben silicone da FKM O waɗanda ke wakiltar kashi 10-20% na haɗin samfurin. Wannan tsari yana haɓaka yawan kayan da aka fi amfani da su yayin da yake kiyaye inganci akan mahaɗan musamman.

Kammalawa: Haɗa Injin Deflashing zuwa Fayil ɗin O-Ring ɗinku

Babu wata na'urar rage girman roba guda ɗaya da za a yi amfani da ita don yin O-rings. Zaɓin da ya dace ya dogara da girman O-rings, nau'in kayan aiki, yanayin walƙiya, girman samarwa, da buƙatun haƙuri. Faɗakar da ganga ta injina tare da XCJ-G600 ita ce mafita mafi inganci ga daidaitattun zoben NBR da EPDM O a cikin kewayon OD na mm 6-90, yana ba da lokacin zagayowar daƙiƙa 20-40 a kilogiram 15 a kowane tsari. Faɗakarwa ta Cryogenic ya zama dole ga zoben silicone da FKM O, ƙananan ID ƙasa da mm 6, da aikace-aikacen haƙuri na Ajin A daidaitacce. Don wuraren samarwa iri-iri, gudanar da hanyoyin biyu a layi ɗaya yana haɓaka sassauci ba tare da rage ingancin farashi akan kayan aiki masu girma ba.