
Lokacin da kuka ji 'rufin gilashin nau'in Z', yawancin mutane, har ma da wasu a cikin fataucin, nan da nan suna hoton murfin tukunya kawai. Wannan shine kuskuren farko. Ba wai kawai 'gilashi' ba. Nau'in 'Z' yana nufin ƙayyadaddun, sau da yawa ƙarancin injiniyoyi, hinge da tsarin hawa wanda ke raba samfurin da ke ɗaukar shekaru biyu daga wanda ke daɗe da shekaru goma. Na ga kwantena cike da dawowa saboda wani ya fito da murfi inda aka manne bakin 'Z' kawai, ba a haɗa shi da zafi ba. Gilashin kanta na biyu ne; daurin auren ne gilashin zafi zuwa wancan tsarin karfe ko filastik wanda ke bayyana inganci. Yawancin masana'antu, musamman sababbi, suna ba da fifiko ga tsabtar gilashin amma gaba ɗaya suna lalata abubuwan damuwa a kusa da hawan. A nan ne kasawa ke faruwa, ba a tsakiyar kwamitin ba.
Mu karya shi. 'Z' na zahiri ne. Kuna da hannun tsaye wanda yake riƙe da hannun, saman kwancen da ke zaune akan gefen gilashin, da gajeriyar ƙafar ƙafar tsaye wacce a zahiri ta manne ƙarƙashin gefen gilashin. Wannan geometry shine komai don kwanciyar hankali. Matsakaicin yanke farashi na gama-gari shine yin wannan sashi daga bakin karfe mai bakin karfe ko, mafi muni, aluminum. Karkashin sake zagayowar zafi, musamman a wuraren dafa abinci na kasuwanci ko ma injin wankin gida kawai, ƙwanƙarar ƙarfe. Da zarar ya faɗo, ƙarfin matsawa akan murfi gilashi ba daidai ba. Za ku ji sautin 'ting' mai raɗaɗi wata rana - wannan ba shine murfin murfin ba; wannan ƙananan karaya ne wanda ke farawa daga gefen da ba a tsare ba.
Tsarin zafin jiki don gilashin wani yanki ne mai cike da zato. Gaskiya ne, gilashin aminci ne, amma matsawar da ake buƙata don murfi ya bambanta da tagar gefen mota. Yana buƙatar jure wa kai tsaye, zafi na gida daga ƙasa (tunanin tafasasshen tukunyar taliya) da girgizar zafi kwatsam (ruwan sanyi ya fantsama a kai). Na tuna wani sashe na mai kaya a cikin ƴan shekarun baya inda lokacin kashewa ya kasance m. Murfin sun wuce daidaitaccen gwajin tasirin tasiri tare da ƙwallon karfe, amma sun gaza sosai a rayuwa ta gaske lokacin da aka sanya su a kan rigar tebur kai tsaye daga murhu mai zafi. Tsarin damuwa duk kuskure ne. Sun wargaje cikin granules marasa lahani, tabbas, amma rikici ne da gazawa duk da haka.
Wannan shi ne inda kamfanonin da ke da ƙididdigan samarwa suka sami daidai. Abubuwan da aka bayar na EUR-ASIA COOKWARE CO., LTD.https://www.glass-lid.com). Su mayar da hankali kan samar da miliyoyin wadannan leda a kowace shekara don kasuwar Turai ba ta hanyar haɗari ba ne. Kasuwanni kamar Jamus da Denmark suna da ƙaƙƙarfan ƙa'idodin ingancin kayan dafa abinci. Bayanin samfurin su yana nuna ma'auni - kayan aiki na 20,000㎡ tare da fitowar yanki miliyan 15 na shekara-shekara. Wannan juzu'in yana nuna ƙwararrun, layukan sarrafa kansa don haɗuwa da bracket na Z da zafin rai. Ba kasuwancin gefe ba ne a gare su. Lokacin da babban abin da masana'anta ke fitarwa shine Rufin gilashin nau'in Z raka'a, an tilasta musu su magance waɗannan matsalolin injiniya a sikelin. Matsakaicin maɗaukaki a kan murfi, alal misali, yana iya amfani da takamaiman maki na abin saka bakin ciki don hana galling da sawa sama da dubban zagayowar buɗe ido.
A aikace, shaidan yana cikin hatimi. Ba hatimin iska ba, amma hatimin da ke tsakanin gefen gilashin da siliki ko gasket na roba wanda ke zaune a tashar tashar Z-bracket. Kayan gasket mara kyau zai kashe iskar gas a ƙarƙashin zafi, yana barin fim ɗin rawaya mara nauyi a ƙarƙashin gilashin. Mafi mahimmanci, yana taurare kuma yana fashe. Na sami abokan ciniki suna kokawa game da murfi 'rattling' bayan shekara guda. Kusan ko da yaushe wannan ƙasƙantaccen gasket ne, ba madaidaicin kanta ba. Gyaran yana samar da darajar abinci, silicone O-rings ko tubes masu zafi, wanda ke ƙara farashi. Yawancin masana'antu suna amfani da robar EPDM mai rahusa wanda kawai baya dorewa.
Wani mahimmin batu shine rikewa. Yawancin lokaci tunani ne. Hannun da aka makala kawai zuwa saman saman kwancen baka na 'Z' yana ƙirƙirar hannun lever wanda ke jujjuya taron gabaɗaya duk lokacin da ka ɗaga murfin. Kyawawan ƙira suna da ƙwanƙolin hannu waɗanda ke wucewa ta duka a kwance da hannun na tsaye na Z, suna daidaita ƙarfin kai tsaye zuwa gefen goyan bayan gilashin. Zaɓin ƙaramin ƙira ne mai fa'ida mai yawa don tsawon rai. Kuna iya gano shi ta hanyar duba ƙasa. Idan kun ga kawuna biyu ko rivets a kan sashin tsaye kusa da rike, wannan alama ce mai kyau.
Mun gwada gudu sau ɗaya tare da murfi nau'in 'duniya' don layin dafa abinci na tsakiyar kewayon. Manufar ita ce a sami murfi ɗaya wanda ya dace da diamita na kwanon rufi daban-daban guda uku a cikin kewayon 4cm. Bala'i ne. Bakin Z ya yi faɗin wuce gona da iri, kuma gaskat ɗin ta kasance mai laushi, bayanin martaba na bulbous wanda ake nufi da matsawa daban-daban. A hakikanin gaskiya, a kan ƙaramin kwanon rufi, ya zauna da zurfi sosai, yana kama tururi kuma yana zafi da sashi. A kan babban kwanon rufi, da ƙyar ya zauna, yana haifar da hatsaniya mai haɗari. Darasi ya bayyana a sarari: da Rufin gilashin nau'in Z ba bangaren duniya ba ne. Yana da takamaiman kwanon rufi. Radius na gilashin, nisa na tashar sashi, da bayanin martabar gasket dole ne a daidaita su zuwa takamaiman diamita na bakin tukunya da curvature. Wataƙila mayar da hankali kan fitarwar EUR-ASIA yana nufin suna aiki tare tare da samfuran kayan dafa abinci na Turai don samar da takamaiman ƙayyadaddun OEM, ba daidai-daidai-duk mafita ba.
Me yasa fitar da kaya ke da mahimmanci? Domin shi wakili ne don tabbatarwa da gwajin karrewa. Murfin da aka sayar a Brazil ko Turkiyya yana fuskantar matsalolin abinci daban-daban fiye da ɗaya a Japan, amma ƙa'idodin tushe-kamar ƙa'idodin Abubuwan Tuntuɓar Abinci na EU (EC 1935/2004) ko LFGB na Jamus - suna da ƙarfi. Suna ba da umarnin ƙayyadaddun gwaje-gwaje na ƙaura don ƙananan karafa da sauran mahadi daga duka gilashin da kowane kayan da ke kusa (kamar murfin sashi ko gasket). Wata masana'anta akai-akai jigilar kaya zuwa Jamus, Italiya, da Faransa, kamar yadda aka gani a cikin bayanin martaba na EUR-ASIA, yana da gwajin sinadarai da gano kayan sa zuwa tsari. Wannan ba na zaɓi ba ne a gare su; kudin shiga ne.
Na ziyarci masana'antun da ke hidimar kasuwannin cikin gida kawai, kuma bambancin binciken kayan abu ne mai iya gani. Gilashin na iya zama mai kyau, amma bakin karfe don sashi na iya zama jerin 400 maimakon 304, mai yiwuwa ga tsatsa. Ko kuma zafin na iya zama rashin daidaituwa daga tsari zuwa tsari. Masana'antun da suka dace da fitarwa, musamman tare da babban tushe na samarwa kamar wanda ke cikin Babban yankin Ci gaban fasaha na Taian City, yawanci saka hannun jari a cikin binciken gani mai sarrafa kansa don lahanin gilashin da daidaiton hannun mutum-mutumi a cikin taro. Ma’aikatansu 90+ ba masu taruwa ba ne kawai; su masu fasahar layi ne da masu duba QC. Fitowar guda miliyan 15 na shekara-shekara shaida ce ga ci gaban masana'antu, tsari mai maimaitawa.
Wannan ya dawo da mu ga mahimmin kalma: murfi gilashi. Bangaren 'mai fushi' alkawari ne na aminci, amma 'nau'in Z' alƙawarin aiki ne da haɗin kai. Kuna iya samun gilashin mafi kyawun zafin jiki a duniya, amma idan aikin ƙarfe da ke riƙe da shi yana da ƙasa, samfurin ya gaza. Rikicin gama gari na masana'antar yana ɗaukar waɗannan azaman abubuwa daban-daban guda biyu da aka siya daga masu siyarwa daban-daban kuma aka mare su tare. Masu samar da nasara sun haɗa da zane daga farkon. Gilashin an yanke kuma an husa shi tare da matsi na matsi a zuciya; an kafa madaidaicin don dacewa da ainihin radius da kauri na ɓangaren gilashin mai zafin rai.
Don haka, idan kuna samo ko bayyana waɗannan, menene kuke tambaya? Kada kawai a nemi murfin gilashin mai zafi na 3mm tare da hannun bakin ciki. Wannan ba shi da amfani. Ƙayyade ma'aunin ma'auni na Z-bracket (misali, bakin karfe 304, kauri 0.8mm), kayan gasket (silicone high-temp, Shore A hardness 50 ± 5), da hanyar haɗin gwiwa (wanda aka yi amfani da shi ko a kulle, tare da juriya na thermal da aka gwada ta ISO 4802-2: 2010 ko makamancin haka). Tambayi nazarin yanayin gazawar - menene karya farko a gwajin damuwa? Gilashin ne, ko madaidaicin ya lalace?
Dubi fayil ɗin fitarwa na kamfani azaman ci gaba mai rai. Kamfani kamar EUR-ASIA COOKWARE, wanda ke da sama da kashi 90 cikin 100 na fitarwa zuwa kasuwanni masu bukatar fasaha, wasu manyan masu siyayya a duniya sun riga sun tantance su. Ƙwarewarsu a cikin ƙananan kayan gilashin gida na gida yana nufin sun fahimci gradient a cikin inganci da maki farashin. A Rufin gilashin nau'in Z don layi mai ƙima zai sami nau'ikan ƙarewa daban-daban-watakila gefuna masu goge-goge, mafi ƙarancin ergonomic, ko jagorar ma'auni na laser akan gilashin-idan aka kwatanta da layin tattalin arzikinsu, amma mahimman injiniyan haɗin gilashin-to-bracket ya kamata ya kasance mai ƙarfi a duk faɗin jirgi.
A ƙarshe, abu ne mai ban sha'awa amma mai mahimmanci. Mai kyau yana ɓacewa cikin amfani yau da kullun, yana ɗaukar shekaru. Mummuna ya zama abin bacin rai na dindindin da damuwa mai aminci. Bambanci ya ta'allaka ne a cikin waɗancan cikakkun bayanai marasa kyan gani: lanƙwasa a cikin 'Z', zaɓin gasket, yanayin zafin jiki, da tsananin masana'anta suna haɗa su gaba ɗaya. Samfuri ne inda aka bayyana gwaninta na gaskiya ba a cikin ƙasidar ba, amma a cikin shiru, ingantaccen aiki fiye da abinci dubu.
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