
Iwe unoona iyo fungidziro, 'yakatenderedza musoro wega-tapping screws ine yakachekwa magumo', uye vanhu vazhinji, kunyangwe vamwe vatengi vane makore mashoma pasi pebhandi ravo, ingo tara bhokisi. Vanofunga kuti zvose zviri pamusoro pemaitiro emusoro uye pfungwa. Asi iyo 'yekupedzisira yekupedzisira' - ndipo panotangira kurukurirano chaiyo, kana kuti inofanira. Haisi muromo wakapinza chete; zviri pamusoro pekuti shinda inodimburwa sei, iyo burr, yekutanga torque, uye kutaura chokwadi, gumi nemaviri zvinhu zvidiki zvinogona kushandura chisungo chakareruka kuita kutemwa nemusoro pamutsetse wekugadzira.
Ngatiendei kwazviri. Iyo 'cut end' pane aya screws haina kugadzirwa senge poindi yekuboora; inodimburwa chaizvo kubva pawaya, ipapo tambo dzinokungurutswa. Icho chiito chekucheka chinosiya chaiyo geometry. Mugumo wakanaka wekuchekwa unofanirwa kuve wakachena, unenge wakatsetseka unotungamira kumucheto une kamuferi kekutungamira kutanga kweshinda. Ndakaona mabhechi uko akachekwa aive akagomara zvakanyanya - senge chisel. Waizoipinza mu pre-punched sheet simbi, uye pachinzvimbo chekurumwa kwakachena, yaigona kukanganisa gomba kumucheto kana kuda nzira yakawandisa yekugara. Mutyairi aizopomera mutyairi zvishoma, asi chikonzero chaive chekuti chiso chakachekwa chisina kunyatsotsanangurwa.
Ipapo pane burr. Iwe haugone kuibvisa zvachose mukuita uku, asi iwe unogona kuzvidzora. Bhara rinopinza, rinotarisa kunze imhondi. Inoita semugadziri mudiki, ichikudza buri rekutyaira shinda isati yatombopinda. Zvakaguma nei? Kubatanidzwa kweshinda kusina kunaka, kuderedzwa kwekudzivirira-kubuda, uye mubatanidzwa unonzwa wakasununguka kubva pakuenda. Mutengesi wemhando yepamusoro achave neyechipiri maitiro-inonzi kudonha, kubvisa, chii chaunacho-kudonhedza iyo burr pasi. Ndinoyeuka imwe purojekiti yekuvharirwa kwemagetsi kunze uko takatadza kuzunguzika. Yakaitsvaga ichidzokera kune screw's burr ichicheka yayo yakawandisa nzira mualuminium base. Kuchinjira kune kwainobva kwaitonga magumo akachekwa uye akadhirowa zvakanaka, uye nyaya ikabva yanyangarika.
Thread start ndiyo inotevera domino. Mashinda maviri kana matatu ekutanga kuseri kwegumo rakachekwa akakosha. Vanofanira kunge vakazara uye vakapinza kuti vatange kucheka mu substrate. Kana iyo yekukunguruka inofa isina kuenderana zvakakwana neyakachekwa yekupedzisira, unowana chidimbu kana kuremara yekutanga shinda. Iyo screw inozununguka, 'famba' pamusoro, uye inogona kunyange kuyambuka-shinda. Iyo inzvimbo yekudzora yemhando iri nyore kupotsa pane imwe pepa asi inopenya zviri pachena pauriri hwegungano. Iwe unogadzira ziso rayo, kana kuti, kunzwa kwaro-kumhanyisa munwe wako padanho rinokuudza zvakawanda.
Apa ndipo panopinda hwaro hwezvinhu kubva mudunhu seYongnian muHebei, hombe yekugadzira hub. Kuenderana kwetambo yewaya kunokosha zvakanyanya pakuchekwa. Simbi yakapfava, yakaderera-kabhoni inogona kucheka zvakachena asi isingabatire fomu inomonereka ichimanikidzwa; ichakurura. Unoda yepakati kabhoni simbi senge 1010 kana 1018 kune yakanaka chiyero chekuumbwa uye simba. Asi zvino inofanira kunge yakagadziriswa kupisa. A musoro wedenderedzwa self-tapping screw pasina kuomeswa kwenyaya inongova mbambo yakanaka.
Iyo yekupisa yekurapa profiles inobata zvakananga kuita kweiyo yakachekwa yekupedzisira. Kunyanya kuoma, uye muromo unova brittle. Ndakaona ma screws apo tambo yekutanga kuseri kwekupedzisira kwaizodonha panguva yekutyaira, ichisiya marara mugungano. Yakanyanya kupfava, uye iyo yakachekwa inoguma pachayo inodzima, ichibvongodza pakubata. Icho chiitiko cheGoldilocks. Mugadziri anowana izvi zvakanaka, seHandan Zitai Fastener Manufacturing Co., Ltd. munharaunda iyoyo, anonzwisisa kuti haisi nyaya yekumhanyisa waya nemuchoto chete. Zviri pamusoro pemamiriro ekunze anodzorwa, kudzima mitengo, uye kudziya kuti uwane iyo yakakwana, yakaoma-asi-isina-brittle tip. Nzvimbo yavo munheyo huru iyoyo haingori mukana wekushandisa; zvinoreva kuti dzakaiswa mune ecosystem umo aya maparamita ari chikamu chemutauro wezuva nezuva.
Plating inokanda imwe shanduko mumusanganiswa. Zinc plating, yakajairwa pakupokana nekuora, inowedzera ukobvu. Kana iyo yakachekwa yekupedzisira geometry isina kuverengerwa pre-plating, iyo yakawedzera mamicrons mashoma anogona kutenderedza akapinza anotungamira mipendero yeakachekwa uye tambo dzekutanga, achiwedzera kutanga torque. Dzimwe nguva iwe unofanirwa kudoma chromate shanduko yejasi (seyero zinc) iyo yakatetepa, kana kunyange pre-plating pfuti inoputika kuti ive nechokwadi chekuti iyo inonamatira isina kuzadza yakakosha jiometri. Inyaya.
Mumunda, aya screws anowanzo pinda mune sheet simbi, epurasitiki dzimba, kana kujoinha zvinhu zvakasiyana. Hukuru hwegomba remuchairi ivhangeri, asi zvinotarwa nedhayamita yakachekwa. Mutemo wegunwe ndeye 90% yesiruu dhayamita diki pashizha rakatetepa. Asi pamwe a self-tapping screw ine magumo akachekwa, kana kucheka kwacho kwakakasharara kana kutsva, ungangoda kuenda ku85% kuti utore tambo yakanaka, iyo inosimbisa zvinhu zvakanyanya. Iko hakuna chati yepasi rose yeizvi; ndeyeyedzo uye kukanganisa neyako chaiyo screw batch uye zvinhu.
Ndinoyeuka gungano rechidimbu chemotokari chichishandisa zvikamu zvepurasitiki mupaneti yesimbi. Iyo spekid inodaidzira chiyero chakatenderera musoro self-tapper. Iwo ekutanga prototypes akakundikana-iyo clip yepurasitiki yaizotsemuka. Takaivhiya. Iyo screw's cut end yaive yakanyanya hutsinye, uye tambo dzekutangira dzaive dzakapinza zvakapinza kupurasitiki. Kwakanga kusiri kubaya; kwakanga kuri kuchata nokuparadzana. Kugadzirisa kwanga kusiri dhizaini nyowani, asi kutsvaga mutsauko uine akapedza kudzidza, akakwenenzverwa-pitch kutanga mushure mekucheka. Mutengesi, Zitai Fasteners, vaive nesarudzo iyoyo mukhathalogi yavo, asi waifanira kuziva kubvunza. Webhusaiti yavo, https://www.zitaifasteners.com, inonyora zvigadzirwa zvakajairwa, asi kukosha chaiko kuri mukugona kwechikwata chavo cheinjiniya kugadzirisa aya nuances-iyo kona yekucheka, tambo inotanga kureba-zvichienderana nekushandisa.
Kusarudzwa kwemutyairi bhiti ndechimwe chimedu chisina kutariswa. Iyo Phillips kana Pozidriv bhiti inogona kubuda kana torque yekugara ikangoerekana yasimuka, izvo zvinogona kuitika kana kuguma kwekucheka kuri kunetsekana kutanga. Iyo Torx drive inenge inogara iri nani kune izvi, ichipa kwakawanda kuita kwakanaka kusunda kuburikidza nechikamu chekutanga chekucheka. Zvinoita sezvisina basa, asi kutsanangura iyo chaiyo drive system chikamu chekutsanangura screw pachayo.
Zvekufambisa zviri nyore, seizvo kambani iri pedyo neBeijing-Guangzhou Railway uye Expressways ine, haingori nzvimbo yekutengesa. Rinoturikira kuenderana. Paunenge uchimhanyisa tambo yekugadzira yakaonda, haugone kuita midziyo inonamira mukufamba kwemavhiki, ichimanikidza switch kune 'yenzvimbo' imwe batch yemascuru ane zvinyoro-nyoro akasiyana-ekupedzisira-ekupedzisira zvivakwa. Kunonoka kunogona kureva batch yesimbi yakasiyana, imwe yekumisikidza muchina. Iko kuenderana kwekugovera kubva kumugadziri anogadzirisa zvinhu kunoderedza zvinoshanduka. Hausi kungotenga mafasteners; uri kutenga predictability.
Ichi ndicho chikonzero kubata nevagadziri mumabhesi akabatanidzwa seYongnian zvine musoro. Iyo yese yekugovera cheni-waya tsvimbo, plating, kurongedza-inoiswa munzvimbo. Handan Zitai, semuenzaniso, ari pachigadziko ichocho, anogona kuita nekukurumidza. Unoda diki kumhanya ine yakagadziridzwa yekucheka kona yeiyo prototype? Zvinonyanya kuitika kana mashopu emidziyo uye vatengesi vezvinhu vari pasi pemugwagwa, kwete mhiri kwegungwa. Iyo inopfupisa iyo yemhinduro loop pakati pekuona dambudziko rekushandisa uye kuyedza mhinduro.
Nekudaro, chigadziko chikuru chinorevawo huwandu hwakakura mumhando. Zita redunhu pabhizinesi kadhi harivimbisi magumo akanaka. Izvo zvinouya kune chaiyo mugadziri maitiro ekugadzirisa. Iwe unofanirwa kuongorora, kana zvishoma, kumhanyisa ongororo iri kuuya pamabhechi akati wandei. Tarisa magumo akachekwa pasi pemagnifier, kuyera torque yekutanga, ita bvunzo yekupfapfaidza munyu paplating. Vimba, asi simbisa.
Saka, kana iwe unotevera kuraira denderedzwa musoro self-tapping screws ane magumo akachekwa, usangotumira ISO kana DIN kodhi. Funga nezve substrate. Taura kumhanya kwegungano uye mudziyo wekutyaira. Bvunza mutengesi nezve nzira yavo yekucheka uye mabatiro avanoita burr. Bvunza nezve yakajairwa kupisa kupisa curve yechinhu ichocho. Mugadziri anokwanisa achava nemhinduro idzi. Mutengesi wezvigadzirwa anongotumira chitupa chinoti Meets DIN 7981.
Vavariro ndeyokuita kuti chisungo chitsakatike—kuva chikamu chakavimbika, chisingaonekwi chegungano. Iko kusaonekwa kunowanikwa kuburikidza nekutarisisa kune zvakadzama semhando yeiyo yakachekwa yekupedzisira. Ndiwo mutsauko uripo pakati pekumhanyisa kugadzirwa uye zuva rakapedzwa kugadzirisa zvisinganzwisisike kutadza kwemajoini. Inoshandura chikamu chakareruka kuita chikamu chakavimbika chemaitiro. Uye izvo, pakupedzisira, ndizvo zvauri kubhadhara.
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