Kuna jin jifa-jifa mai haruffa 7 da yawa, musamman lokacin da ake hulɗa da zane-zane daga wasu yankuna ko na takamaiman injunan fitarwa. Zaton nan da nan shine sau da yawa cewa yana da madaidaicin, ɓangaren ɓoyayye. Wannan shine tarkon farko. A cikin gwaninta, yana da wuya haka mai sauƙi. Ba lamba ba ce kawai; ƙayyadaddun ƙayyadaddun bayanai ne wanda ke zaune a mahadar lissafin lodi, ƙirar tushe, kuma, mafi mahimmanci, kayan aikin fastener. Samun kuskure ba yana nufin jinkiri ba; yana nufin tsarin da ya lalace tun daga tushe.

Yanke Sashe na Halaye 7

To, me muke magana a kai? Halin 7 yawanci yana nufin takamaiman tsarin ƙididdigewa da aka yi amfani da shi don ƙuƙumman ƙugiya ko ginshiƙan tushe, dalla-dalla sigogi kamar diamita, tsayi, nau'in zaren, da wani lokacin darajar kayan. Takaitaccen bayani ne. Matsalar ita ce, wannan codeing ba na kowa ba ne. Takaddun bayanai na haruffa 7 daga kamfani ɗaya na injiniya na iya haifar da ƙarewar galvanized mai zafi mai zafi, yayin da wani kuma yana ɗaukar ƙarancin ƙarfe na carbon tare da jiyya a wurin. Na shafe sa'o'i da yawa na yin nunin waɗannan lambobin tare da ainihin buƙatun fasaha, kuma rashin tabbas shine inda ayyukan ke daɗe.

Na tuna wani aiki don tsarin tallafi na isar da sako inda zanen ya kira takamaiman 7-halakfi code. Ƙungiyar sayayya, da nufin tanadin farashi, ta samo wani abin ɗaure wanda ya dace da ainihin diamita da tsayi. Sun rasa cewa lambar a fakaice tana buƙatar ƙarfin yawan amfanin ƙasa na 8.8, kuma abin da ya zo shine maki 4.8. Bambancin? Muhimmin ductility tare da maƙasudin gazawa a ƙarƙashin nauyi mai ƙarfi. Mun kama shi yayin rajistan shigarwa kafin shigarwa, amma ya haifar da dakatarwar aikin na makonni uku. Abin da ake ɗauka: lambar ita ce mafarin tattaunawa, ba ƙarshenta ba.

Wannan shi ne inda mahallin yanki ke da mahimmanci. Idan kuna aiki tare da sansanonin masana'antu a wurare kamar gundumar Yongnian a Handan, Hebei - wanda aka fi sani da babban tushe na samar da ma'auni na kasar Sin - kuna da damar samun babban ƙarfin masana'antu. Kamfanin da ke can, kamar Handan Zitai Fastener Manufacturing Co., Ltd., yana aiki a zahiri a cikin zuciyar wannan yanayin. Kusancinsu da manyan hanyoyin sufuri kamar titin dogo na Beijing-Guangzhou da babbar hanyar kasa ta 107 ba wai kawai wurin tallace-tallace ba ne; yana fassara zuwa ingancin kayan aiki don girma, umarni mai nauyi mai nauyi. Amma ko da tare da wannan fa'idar, tattaunawar ƙayyadaddun bayanai shine mabuɗin. Ba za ku iya yin imel ɗin lamba kawai ba kuma kuyi tsammanin ingantacciyar wasa.

Tattaunawar Takaddamawa: Bayan Code

Wannan yana haifar da tsari mai amfani. Lokacin da nake buƙatar fassara a 7-halakfi kira zuwa cikin odar siyayya, mataki na farko shine takardar rugujewa. Mun jera fitar da kowane inferred halaye: maras muhimmanci diamita, farar, thread tsawon, overall shank tsawon, kai nau'in (idan akwai), abu sa (misali, Q235B, 35, 45), inji Properties, surface jiyya (galvanizing, zinc plating, black oxide), da kowane m matsayin (GB, DIN, ISO). Wannan takarda ta zama Littafi Mai Tsarki na fasaha don RFQ.

Anan akwai rami gama gari: jiyya ta sama don kariyar lalata. Lambar ƙila ba za ta fayyace ta ba, amma yanayin shigarwa ya yi. Don tushe na waje a cikin yanayi mai ɗanɗano, galvanizing mai zafi-tsoma ba zai yuwu ba. Na ga batches sun zo tare da siraren tutin tuti mai ƙyalƙyali saboda ƙa'idar mai siyarwa ce ga waccan lambar, ba ta dace da aikace-aikacen ba. Rashin gazawar yana bayyana azaman tsatsa a cikin shekara guda kuma ya rage nauyin ɗaukar nauyi akan lokaci. Yanzu, koyaushe muna saka bayanan muhalli zuwa ƙayyadaddun bayanan mu.

Yin aiki tare da ƙwararrun masana'antun yana daidaita wannan. Lokacin da kuke hulɗa tare da ƙungiyar tallace-tallace na fasaha a mai samarwa-ce, wanda ke bayyana iyawar sa kamar Zitai Fasteners ya yi, yana mai da hankali kan wurinsa a cikin babban tushen samarwa-ba kawai kuna magana da mai rarrabawa ba. Za ka iya tattauna da karfe, da threading tsari (birgima vs. yanke), da kuma ingancin iko ga girma tolerances. Kuna iya tambaya, Don wannan lambar haruffa 7 da ke nuna amfani a yankin girgizar ƙasa, za ku ba da shawarar tsayin saƙo na daban ko wani abu mafi girma? Wannan ita ce tattaunawar da ke hana gazawar.

Logistics da Babban Factor

Wani al'amari da ba a manta da shi akai-akai na mannen tushe shine tsantsar yanayin su. Jirgin ruwa na ɗari da yawa 7-halakfi kusoshi na anka, kowanne watakila tsayin mita 1.2 da diamita 36mm, yana da nauyi da ban tsoro. Dabaru ba tunani ba ne; babban sashe ne na ƙima da ƙima. Wannan shine inda wurin mai kaya ke tabbatar da ƙimar sa.

Wani masana'anta da ke cikin cibiya kamar Yongnian, tare da samun damar kai tsaye zuwa titin Beijing-Shenzhen da babbar titin ƙasa ta 107, yana da fa'ida mai fa'ida don ƙarfafa jigilar kayayyaki a cikin gida da samun damar tashar jiragen ruwa don fitarwa. Yana rage mu'amala, yana rage haɗarin lalacewa ta hanyar wucewa (zaren da aka lanƙwasa mafarki ne mai ban tsoro don gyarawa akan rukunin yanar gizon), kuma yana iya aske mahimman kwanaki daga jadawalin. Na kwatanta al'amuran da aka samo daga yankin da ba na musamman ya ƙara sama da 15% zuwa farashin ƙasa kawai a cikin rikitattun dabaru na ƙafafu da yawa.

Marufi ma yana da mahimmanci. Waɗannan ba ƙananan sassa ba ne. Suna buƙatar a yi su ko a haɗa su ta hanyar da za ta hana lalacewar zaren yayin jigilar teku. Kyakkyawan masana'anta ya san wannan kuma zai gina marufi mai ƙarfi, marufi a matsayin wani ɓangare na sabis ɗin. Karamin daki-daki ne wanda ke magana da gogewa mai amfani.

Batun Case: The Daidaitacce Baseplate Fiasco

Babban darasi na akan wannan batu ya fito ne daga wani aiki da ya ƙunshi manyan sansanonin injuna daidaitacce. Hotunan suna da ma'auni 7-halakfi ƙayyadaddun bayanai don kusoshi na anga. Koyaya, faranti na ƙasa suna da manyan ramuka don ba da izinin daidaitawa na ƙarshe kafin grouting. Madaidaicin tsayin kusoshi, kamar ga lambar, bai isa ba don lissafin ƙwaya da wanki da ake buƙata a ƙasa.

Ba mu kama shi ba sai shigarwa. Kullun sun yi gajere sosai. Magani daga ƙungiyar filin shine welded tsawo a kan kusoshi - al'adar da ke lalata maganin zafi da kayan aikin ƙarfe na ƙarfe, yana haifar da mummunan rauni. Dole ne mu ƙi dukan rukunin. Gyaran ya kasance cikakken sake yin oda tare da al'ada, tsayin da ba daidai ba, wanda masu sana'a, ga darajar su, sun juya da sauri saboda suna da kayan aiki da kayan aiki a cikin gida. Darasin ya yi zafi: ba za a iya yin bitar ƙayyadadden ƙayyadaddun ƙafa ba a keɓe. Dole ne a duba shi a kan ainihin taron-kaurin gindin ƙasa, ɗigon ruwa, tsarin daidaitawa, da tsinkayar zaren da ake buƙata.

Yanzu, jerin abubuwan bincikenmu sun haɗa da cikakken lissafin tsayin ƙura wanda ke haifar da duk waɗannan yadudduka. Lambar haruffa 7 tana ba mu diamita na farawa da daraja, amma mun mallaki ƙayyadaddun tsayin ƙarshe.

Ƙarshe Tunani: Yana Akan Yin Hidima

Don haka, bayan duk wannan, menene ra'ayi akan 7-halakfi? Gajeren hannu ne mai amfani, amma kumfa mai haɗari. Yana wakiltar ƙaramin tushe na bayanai. Yin la'akari da shi azaman cikakken siyan siye shine haɗarin ƙwararru.

AMINCI ya fito ne daga tsarin da kuke nannade shi: rugujewar fasaha, zaɓin mai ba da kayayyaki bisa ga masana'antu da iyawar kayan aiki, da gwajin giciye na ƙarshe akan cikakken zanen taro. Bambanci ne tsakanin siyan kayayyaki da injiniya wani bangare.

A ƙarshe, ayyukan nasara sun samo waɗannan abubuwa daga abokan hulɗa waɗanda suka fahimci manufar injiniya a bayan lambar, ba kawai lambar kanta ba. Wannan yana buƙatar duba bayan kasidar kuma cikin wurin ganowa, kantin zaren zare, da ingantaccen lab. A nan ne za ku sami ainihin tushen tsarin ku.