Kuna ganin screws masu ɗaukar kansu tare da masu wanki a kan takaddun ƙayyadaddun ƙayyadaddun bayanai ko a cikin kasida, kuma yana da sauƙi a yi tunanin kawai dunƙule ne wanda ya zo tare da ɗan ƙaramin ƙarfe. Yi oda diamita, tsayi, da nau'in tuƙi, kuma kun gama. Wannan shine kuskuren farko. Gaskiyar ita ce, wannan haɗin-da dunƙule kai tapping kuma mai wankinsa — naúrar aiki ne guda ɗaya, kuma samun shi ba daidai ba ba yana nufin haɗin gwiwa ne kawai ba; yana iya nufin tube maigidan, fashe robobi, ko kuma hanyar ɗigo wanda ya bayyana bayan watanni shida. Na ga ayyuka da yawa da yawa inda aka kula da wannan a matsayin kayan masarufi, tare da farashi-da-dubu shine kawai yanke shawara, wanda ke haifar da sake kira da sake yin aiki wanda ya shafe duk wani tanadi.

Mai Wankewa Ba Mai Taurari Ba Kawai

Bari mu fara da mai wanki kanta. A kan takarda, aikinsa shine rarraba kaya. Amma da a dunƙule kai tapping, musamman a cikin sassa masu laushi kamar extrusions na aluminum, gidaje filastik, ko karfen takarda, aikin mai wanki ya zama mahimmanci a lokacin tapping. Mai wanki mai lebur tare da ƙaramin OD ko ma'auni na bakin ciki na iya tona cikin saman kayan yayin jujjuyawa na ƙarshe, yadda ya kamata yana jujjuyawa da warware zaren da kuka ƙirƙira. Ba ya faruwa a kowane lokaci, wanda ya sa ya zama mafarki mai ban tsoro don ganowa akan layi-kawai gazawar haɗin gwiwa lokaci-lokaci.

Mun koyi wannan hanya mai wuya a kan rukunin gidaje na LED na waje. Takaddun bayanai sun yi kira ga bakin karfe skru masu ɗaukar kai tare da wanki don haɗa ruwan tabarau na polycarbonate zuwa firam ɗin aluminum. Wankewan da aka kawo sune daidaitattun wanki na SAE. A gwaji, sun yi kyau. A cikin filin, bayan hawan keke na thermal, mun fara ganin ruwan tabarau yana ratsawa da shigar ruwa. Batun? Masu wankin sun ɗan cije a cikin polycarbonate, suna haifar da ƙaramin rata kamar yadda filastik ke ratsawa, wanda hakan ya ba da damar dunƙulewa ta koma baya bayan ɗan lokaci. Gyaran ba shine mafi girman dunƙule ba; yana canzawa zuwa injin wanki tare da OD mafi girma da hatimi mai ɗaure, wanda yayi aiki azaman mai yaɗa kaya da gasket. Da dunƙule yi clamping; tsarin wanki ya yi hatimi da kiyaye nauyin matsi.

Wannan yana haifar da batu game da zaɓi. Ba kawai ka ɗauki dunƙule ba ka ƙara wanki. Kana zabar tsarin ɗaurewa. Shin don juriyar girgiza ne? Sannan kila an haɗa tauraro ko wankin kulle hakori. Shin don rufewa ne? Sannan roba mai ɗaure ko EPDM wanki yana cikin sashin. Kamfanonin da suka ƙware a cikin wannan, kamar Handan Zitai Fastener Manufacturing Co., Ltd. daga waccan babban tushen samarwa a Yongnian, galibi suna samun wannan. Kimar su ba kawai a cikin girma ba; yana cikin fahimtar cewa ana amfani da waɗannan abubuwan a cikin ainihin, yanayi masu canzawa. Wurin su kusa da manyan hanyoyin sufuri yana nufin wataƙila sun ga buƙatun aikace-aikace iri-iri daga masana'antu daban-daban, waɗanda ke sanar da kewayon samfuran su.

The Thread-Forming vs. Zare-Yanke Tarkon

A nan ne ma ƙwararrun ƙwararrun ma za su iya yin tuntuɓe. Ba duka ba screws masu ɗaukar kai an halicce su daidai, kuma zaɓin wanki yana hulɗa da wannan. Sukullun da ke ƙirƙirar zaren (kamar na robobi ko ƙarfe masu laushi) suna kawar da abu. Suna haifar da matsanancin damuwa na radial. Idan kun haɗa wancan tare da ƙarami, mai wanki mai wuya, kuna mai da hankali kan duk wannan damuwa a cikin ɗan ƙaramin sawun, kuna haɗarin fashe shugaban. Mai girma, mai laushi mai laushi zai iya taimakawa rarraba wannan damuwa na shigarwa.

Zare-yanke sukurori, a daya bangaren, cire abu. Sun yi yawa a cikin simintin gyare-gyare ko karafa masu kauri. Anan, haɗarin swarf - ƙananan guntun ƙarfe. Mai wanki mai lebur na iya haƙiƙa tarko waɗannan kwakwalwan kwamfuta a saman, lalata ƙarshen ko hana zama na gaskiya. A wasu majalissar madaidaici, mun yi amfani da wanki tare da ɗan ƙaramin yanki ko ma mara saƙa don ɗaukar tarkace. Ƙananan daki-daki ne wanda bai taɓa bayyana akan daidaitaccen BOM ba.

Na tuna wani samfuri na gadin injina inda muka yi amfani da madaidaicin zaren yankan zare da wanki a cikin ƙarfe mai naushi. Majalisar ta duba sosai. Mako guda bayan haka, tsatsa ta yi fure a cikin cikakkiyar da'irar ƙarƙashin kowane mai wanki. Chips ɗin da ke makale a ƙarƙashin ɗanshi mai riƙe da shi ya fara lalata galvanic. Maganin shine a yi amfani da dunƙule tare da ginannen, ɗan ƙaramin ƙoƙon ƙoƙon ɗabi'a wanda ke da faifan faifai-ya yanke ta cikin ƙananan tarkace kuma ya rufe wurin da kyau. Ya kashe ƙarin kashi 15% a kowace naúrar amma ya kawar da babbar matsala ta ƙayatarwa da tsawon rai.

Material Pairings da Galvanic Drama

Da yake magana game da lalata, abu uku-screw, washers, da substrate - saitin sunadarai ne. Bakin karfe dunƙule tare da carbon karfe wanki ne na kowa, farashi-tukawa kit. A cikin yanayi mara kyau, ba komai. Amma ƙara kowane zafi, kuma kun yi baturi. Mai wanki na karfen carbon zai lalata hadaya, sau da yawa yana daskarewa taro mai karfi ko bata matsi. A koyaushe ina nace mai wanki ya kasance na abu ɗaya, ko mafi daraja, abu fiye da dunƙule. Idan kana amfani da dunƙule aluminum a cikin aluminum, mai wanki ya zama aluminum ko filastik. Yana da alama a bayyane, amma a cikin gaggawa don samun sassa, wannan yana yin watsi da shi.

Matsayin Handan Zitai a cikin ingantacciyar cibiyar masana'anta yana nuna suna da zurfin sarkar samarwa don ba da kayan haɗin kai. Ba kawai game da yin dunƙule ba; game da samowa ko samar da madaidaicin mai wanki don tafiya da shi. Misali, samar da screws-plated zinc tare da masu wanki-zinc, ko A2 bakin karfe tare da A2 bakin wanki, azaman saitin da ya dace. Wannan haɗin kai yana hana yawancin gazawar filin. Gidan yanar gizon su, https://www.zitaifasteners.com, yana iya yin cikakken bayani game da waɗannan nau'ikan nau'ikan, wanda ya fi amfani fiye da kasida kawai.

Mafi munin yanayin da na gani shine a taron baranda na bakin teku. Aluminum dogo da aka haɗe da… kun zato shi, bakin karfe skru masu ɗaukar kai tare da wanki. Amma masu wanki sun kasance masu arha, ƙarfe da aka yi da zinc. A cikin shekara guda, masu wankin sun lalace gaba ɗaya cikin ɓangarorin ɓawon burodi, suna ɓata launin aluminum baki da kore, kuma amincin haɗin gwiwa ya ɓace. Gyaran ya kasance cikakken maye tare da screws-head screws. Kudin aiki dwarfed na fastener farashin sau ɗari fiye da.

Kan Kame vs. Tsarukan Wanke Sako

Akwai babbar muhawara a nan: fursunoni (wanda aka riga aka haɗa) mai wanki ko sassaukarwa? Don babban taro, fursuna sarki ne. Yana rage ƙidayar sashi, yana hanzarta shigarwa, kuma yana ba da garantin mai wanki yana nan. Amma masu wanki na kama suna iya iyakance zaɓuɓɓukanku. Juyawa yayin tuƙi na iya haifar da wankin hatimi wani lokaci ya karkace da yage, musamman idan EPDM ne mai laushi ko roba.

Masu wankin da aka kwance suna ba da damar haɗa-da-match kuma suna da sauƙin samo asali daban. Amma a wurin gine-gine mai iska ko filin masana'anta, ana zubar da wanki, an manta, ko shigar da su a sama. Na karkata zuwa ga tsarin garkuwa ga duk wani abu da ya shafi hatimi ko lokacin da mai wanki yana da takamaiman aikin aiki (kamar kafada ta jujjuya). Don daidaitattun masu wanki a cikin wuraren da aka sarrafa, sako-sako na iya zama lafiya kuma mafi sassauƙa.

Mun gudanar da gwaji a kan layin kayan aiki, kwatanta su biyun. Sukulan wankin da aka kama suna da 0.3% kuskuren taro (mafi yawan zaren giciye). Mai wanki da screw combo yana da kuskuren 2.1%, kusan duka saboda bacewar wanki ko wanki da aka sanya a gefen haɗin gwiwa mara kyau. Shawarar ta zo ne ga farashin gyaran filin tare da ɗan ƙaramin farashin naúrar tsarin garkuwa. Don wannan aikace-aikacen, wanda aka kama ya yi nasara.

Tattaunawar Torque Kowa Ya Manta

A ƙarshe, giwa a cikin ɗakin: ƙarfin shigarwa. A dunƙule mai ɗaukar kai da mai wanki yana da taga karfin juyi mai niyya. Ya yi ƙasa da ƙasa, kuma ba ku haɓaka isassun nauyin matsewa ko samar da zaren gaba ɗaya. Yayi tsayi sosai, kuma kuna tube zaren ko kuma ku danne mai wanki, kuna mai da shi mara amfani. Nau'in wanki yana tasiri sosai ga wannan. Mai wanki Belleville mai tauri zai ba da alaƙar tashin hankali daban-daban fiye da mai wanki mai laushi.

Yawancin jagororin shigarwa suna ba da ƙimar juzu'i don dunƙule. Ba safai suke lissafin mai wanki ba. A aikace, kuna buƙatar haɓaka ji ko, mafi kyau duk da haka, yi amfani da ƙwararren direba da gwadawa akan samfuran samfuri. Mun ƙirƙiri ma'auni masu sauƙi na tafi/no-tafi don ma'aikatan layinmu-idan mai wanki ya jera zuwa wani ma'auni na gani bayan tuki, mai yuwuwa karfin juyi yana cikin kewayo. Ya kasance mafi ƙarancin fasaha ga matsala mai girma.

Yana kewayawa zuwa ainihin ra'ayin: ba ku ɗaure da dunƙule ba. Kuna ɗaure da tsari. Screw taps da manne. Mai wanki yana sarrafa kaya, hatimi, damuwa, da kuma wani lokacin ma daidaitawa. Samo su azaman nau'i-nau'i da aka yi la'akari, daga mai siye wanda ya fahimci aikace-aikacen, kamar waɗanda ke cikin masana'antun masana'antu da ke hidimar masana'antu daban-daban, ba dalla-dalla ba ne na siye-yana da larura ta injiniya. Lokaci na gaba da ka ƙididdige screws ta danna kan kai tare da wanki, dakata da tunani game da ainihin abin da wannan tsarin ke buƙatar yi. Iblis, da dorewa, yana cikin waɗannan cikakkun bayanai.