Kuna ganin wannan tambayar ta tashi cikin ƙayyadaddun bayanai ko daga abokin ciniki, kuma abin da ke faruwa a cikin hanzari shine sau da yawa, Sai kawai mai rufaffen hakowa, yaya rikitarwa zai iya zama? Wannan shine tarkon farko. A gaskiya, karko na zare a kan madaidaicin giciye-tsalle-tsalle-tsalle-tsalle ba abu ɗaya ba ne; yana da m, m yaƙi tsakanin shafi, tushe karfe, zafi magani, da kuma abin da kuke fitar da shi a ciki. Na ga gazawa da yawa inda zaren zaren a cikin rami ko maƙasudin ya ɓace, ba don ƙayyadaddun bayanai ba daidai ba ne a kan takarda, amma saboda hulɗar ba daidai ba ce a fagen.

Babban Rashin Fahimtar Mahimmanci: Rufe vs. Aiki

Yawancin mutane suna gyara kan Layer-galvanized Layer a matsayin gwarzon kaɗai don juriya na lalata. Kuma tabbas, don shiryayye na asali a cikin busassun sito, yana da kyau. Amma idan muka yi magana game da karko na zaren rawar jiki da kanta — ikonsa na yanke tsafta, riƙe ƙarfi, da kuma rashin lalacewa da wuri — platin zinc kusan hali ne na gefe. Yana iya ma zama mugu. Ƙaurin ajiya mai kauri, mara ƙarancin sarrafawa na lantarki na iya zagaye kaifi yankan gefuna na zaren. Na auna samfurori inda plating ya ƙara Layer-micron 15, yadda ya kamata ya dushe babban gefen sarewa. Sukullin na iya wuce gwajin feshin gishiri amma ya kasa yin rawar jiki ta hanyar karfe 1.2mm a ƙoƙari na goma.

Ainihin tauraro shine karfen substrate da maganin zafi. Ƙaƙƙarfan hali, ƙaramin ƙarfe mai ƙarancin carbon zai kasance da ƙaƙƙarfan wuri mai karyewa wanda zai iya karyewa ƙarƙashin kaya na gefe. Matsakaici-taurare, matsakaicin-carbon gami zai fi ƙarfi amma yana iya sawa da sauri. Domin zaren ya dore, batu yana buƙatar zama mai wuya fiye da kayan da yake yankewa, amma shank ɗin da ke bayansa yana buƙatar isasshen ƙarfi don kada ya yanke. Samun wannan gradient dama fasaha ce. Na tuna wani tsari daga mai kaya-bari mu ce wani sananne daga Gundumar Yongnian, babban wurin samar da kayayyaki a Hebei-inda aka kashe zafin. Sukullun za su yi kyau sosai amma sai kawunansu za su tashi a ƙarƙashin ƙarar ƙarshe. The zaren ya kasance m, fastener ba.

Wannan yana haifar da gwaji mai amfani da muka fara yi a cikin gida: gwajin hakowa na jere. Ba ma kawai fitar da dunƙule ɗaya a cikin kwamitin gwaji ba. Muna ɗaukar samfurin kuma mu fitar da shi a cikin sabon wuri a kan takardar karfe, mayar da shi, mu sake yin shi. Sau goma. Kuna duba zaren don nakasawa, ɗaukar ƙarfe, da lalacewa. Na'urar lantarki-galvanized screw sau da yawa yana nuna smearing zinc bayan zagayowar na uku ko na huɗu, wanda ke ƙara ƙarfin tuƙi kuma yana iya haifar da gazawar da wuri. Rufin yana da hadaya, wanda yake da kyau ga tsatsa amma mara kyau don ci gaba da ƙwanƙwasa ƙirar ƙira.

Matsayin Boye na Shugaban Countersunk

Yana da sauƙi don kau da kai. Lokacin hutun giciye (Phillips ko Pozi) da kusurwar juzu'i ba sa wucewa. Domin karko, shugaban dole ne ya zauna cikakke kuma a tsabta don canja wurin jujjuyawar shigarwa da kyau a cikin zaren rawar soja. Idan hutun yana da zurfi ko kuma direban ya fito da kyamarori, kuna ba da kaya masu nauyi kuma ku tube hutun kafin zaren ya gama yanke. Wannan yana lalata rami da abin ɗaure. Muna da wani aiki ta amfani da electro-galvanized CSK sukurori don haɗa walƙiya na ƙarfe. Ma'aikatan filin sun ba da rahoton babban adadin ɗan juzu'i. Matsalar ba ita ce maƙasudin dunƙulewa ba; shi ne cewa electroplating ya gina a cikin wurin hutu, yana canza bayanin haɗin gwiwa. Saurin ɓarna bayan-plating zai warware shi, amma shagon ya tsallake wancan matakin don adana farashi.

Wurin zama na kai kuma yana shafar nauyin zaren dogon lokaci. Wurin zama mara kyau yana haifar da maƙalli, yana barin jijjiga yayi aiki akan zaren da aka haɗa. Na ga faɗuwar gajiya ba ta samo asali ba a zaren farko, amma rabin ƙasa da shank, saboda wannan lokacin lanƙwasawa. Don haka, tambayar dorewa ta ƙara ɗaukan abin ɗamara. Shugaban da ba shi da kyau yana sauke cikakken zaren rawar soja a kowane lokaci.

Da yake magana game da masu samar da kayayyaki, kun koyi godiya ga waɗanda suka fahimci waɗannan hulɗar. Akwai masana'anta, Handan Zitai Fastener Manufacturing Co., Ltd., yana aiki daga wannan babban tushe na Yongnian. Gidan su (https://www.zitaifaseners.com) cikakkun bayanai game da mayar da hankali ga sarrafa masana'antu. Daga abin da na gani, ƙimar su ba kawai a cikin yin daidaitaccen sashi ba ne, amma a cikin sarrafa waɗannan ma'amala na dabara-kamar tabbatar da kauri na plating ana sarrafa shi akan filaye masu mahimmanci. Irin wannan kulawa ce ke motsa samfur daga mai yarda da fasaha zuwa abin dogaro mai dorewa a fagen.

Canje-canjen Filin: Abin da Takaddun Bayanai Ba Su Faɗa ba

Babu wata tattaunawa da za ta cika ba tare da tabarbarewar gaskiya ba. Za ka iya samun cikakken electro-galvanized kai dunƙule hakowa, sa'an nan ya hadu da fentin karfe. Fentin yana harba sarewa, yana ƙara zafi, da kuma tutiya mai laushi mai laushi, yana kama zaren. Dorewa yana raguwa. Ko substrate kauri bambancin. An inganta wurin rawar soja don, a ce, karfe 2mm. Fitar da shi zuwa 1.5mm, kuma ba ya samun isasshen cizo don tsabtace guntu mai tsabta; fitar da shi zuwa cikin mm 3, kuma yana aiki - yana ƙarfafa ƙarfe a gaban zaren, yana haifar da lalacewa mai yawa. Zaren dorewa yana dawwama ne kawai a cikin takamaiman taga mai aiki.

Sannan akwai canjin mai sakawa. Tasirin direban ya zama sarki a yanzu, amma karfin sa mai raɗaɗi yana da muni a kan ɓangarorin yankan zaren lantarki-galvanized. Direban rawar soja na RPM akai-akai ya fi sauƙi kuma yana iya haifar da ingantacciyar ingancin rami da tsawon rayuwar kayan aiki don dunƙule kanta. Mun gudanar da kwatanta: guda dunƙule tsari, daban-daban kayan aiki. Samfurori masu tasiri na direba sun nuna nakasar da ake iya gani akan zaren jagoran gefuna bayan 5 hawan keke. Samfuran direban rawar soja har yanzu suna da tsabta bayan 8. Rufin ya kasance iri ɗaya. The zare karko an nufa ta hanyar shigarwa.

Binciken gazawa yakan nuna komawa ga waɗannan abubuwa masu laushi. Wani dan kwangila ya taba yin korafi game da cire zaren. Mun dawo da samfuran da suka gaza. An yi amfani da murfin lantarki-galvanized ta cikin tsari mai sauƙi, kuma ƙarfe na tushe ya nuna alamun lalacewa. Mai laifi? Suna amfani da sukurori don haɗa maƙallan da ba a yi musu fenti ba, mai zafi mai zafi. Haɗin gwiwar zinc-on-zinc, haɗe tare da babban taurin murfin HDG, ya yi kama da manna abrasive. Maganin ba shine dunƙule mai ɗorewa ta electro-galvanized ba, amma canzawa zuwa injin galvanized ko madaidaicin dunƙule fosfat mai rufi don takamaiman mahaɗin.

Haɗin Kan Abu da Lalata

Electro-galvanized shine bakin ciki, rufin hadaya. Matsayinsa a tsayin zaren ya fi yawa game da hana jan tsatsa wanda zai iya haifar da kamawar zaren ko asarar nauyi na tsawon lokaci. Amma a cikin rigar ko gurɓataccen yanayi, zinc yana raguwa. Na tarwatsa sukurori daga rufin waje bayan watanni 18. Sashin zaren rawar soja, wanda aka binne a cikin karfen karfe, galibi yana cikin mafi kyawun siffa fiye da shank da aka fallasa. Me yasa? Ƙarfe-zuwa-karfe na kud da kud an kiyaye shi. Harin lalata ya kasance mafi muni a wurin shigar zaren, inda danshi zai iya tsayawa. Wannan samfurin lalata, zinc carbonate, yana da girma. Zai iya kulle zaren ta jiki ko, akasin haka, narke kuma ya bar rata, kwance haɗin gwiwa.

Don haka, dorewa na dogon lokaci ba kawai lalacewa ba ne; lalatawar electrochemical ne. Idan aikace-aikacen don shigarwa na dindindin ne a cikin yanayi mai laushi mai laushi (kamar ɗakin ajiya na ciki tare da tari na lokaci-lokaci), daidaitaccen electro-galvanized ya isa. Amma idan akwai wata dama ta sake zagayowar bushe-bushe, dawwamar ƙarfin zaren yana lalacewa ba ta hanyar lalacewa ba, amma ta lalata haɗin haɗin gwiwa. Za ka fara tunani game da sealants ko washers, wucewa fiye da fastener kanta.

Wannan ya dawo da ni ga tambayar farko. Tambaya game da dorewar wani Electro-Galvanized Crossunk rawar soja kamar tambaya ne game da ingancin mai na injin mota—ya danganta da isar da saƙo, tayoyin, salon tuƙi, da ingancin mai. Zaren wani bangare ne na tsari. Ƙunƙarar da aka yi da kyau daga yanayin da ake sarrafawa kamar babban tushen samarwa shine farawa mai kyau. Amma dorewar sa da aka gane shine tattaunawa tsakanin ƙirarsa, rufinta, kayan da yake aiki dasu, da kuma ƙarfin da aka yi amfani da shi. Babu amsa guda ɗaya, kawai saitin abubuwan gogewa waɗanda ke gaya muku inda wataƙila zai gaza, don haka zaku iya tsara daidai.

Kammalawa Ba tare da Kammalawa ba

Don haka, menene abin ɗauka? Kada ku ɗauki ƙayyadaddun bayanai azaman garanti. Idan karko na aikin rawar soja yana da mahimmanci, ƙididdige gwajin aiki wanda ya kwaikwayi ainihin amfanin ku: nau'in abu, kauri, kayan aikin tuƙi, da ƙidayar sake zagayowar. Bincika tsarin sarrafa mai siyarwa akan maganin zafi da plating. Kamfani kamar Handan Zitai Fastener, wanda ke cikin wannan babbar cibiya tare da fa'idodin kayan aiki, galibi yana da ma'auni da mai da hankali don sarrafa waɗannan masu canji, amma har yanzu kuna buƙatar tabbatarwa. Nemi bayanan QC na ciki akan bayanan taurin zaren da rarraba kauri.

A ƙarshe, zaren da ya fi ɗorewa shine wanda ya dace daidai da aikinsa. Wani lokaci, wannan yana nufin barin electro-galvanized don ƙare daban, ko zabar wani nau'i na geometry na daban. Tambayar da ke cikin taken ita ce madaidaicin farawa, amma amsar ba ta kasance a cikin kasida kawai ba. Yana cikin shagon, a kan benci na gwaji, kuma a cikin filin, an rufe shi da ɗan ƙura na zinc da gyaran ƙarfe, yana gano dalilin da yasa dunƙule na biyar ya kori fiye da na farko. A nan ne za ku sami ainihin bayanan.