Zomangira zokha zomangira ndi ma washer

Mumawona zomangira zodzigudubuza zokhala ndi ma washer papepala lodziwika kapena m'kabukhu, ndipo ndizosavuta kuganiza kuti ndi zomangira zomwe zimabwera ndi diski yaying'ono yachitsulo. Konzani m'mimba mwake, kutalika, ndi mtundu wagalimoto, ndipo mwamaliza. Ndiko kulakwitsa koyamba. Zoona zake n’zakuti, kuphatikiza—ku kudzigunda wononga ndipo chochapira chake—ndi chindunji chimodzi chogwira ntchito, ndipo kuchichita molakwika sikungotanthauza chilumikizano chomasuka; zingatanthauze kuvula abwana, pulasitiki yong'ambika, kapena njira yotayira yomwe imawonekera miyezi isanu ndi umodzi pambuyo pake. Ndawonapo ma projekiti ambiri pomwe izi zimawonedwa ngati chinthu chamtengo wapatali, mtengo wa chikwi chimodzi ndi chimodzi chokha chosankha, zomwe zimatsogolera ku kuyimba foni ndikukonzanso zomwe zidachotsa ndalama zonse.

Washer Si Wa Spacer chabe

Tiyeni tiyambe ndi washer wokha. Papepala, ntchito yake ndi kugawa katundu. Koma ndi a kudzigunda wononga, makamaka muzitsulo zofewa monga zowonjezera za aluminiyamu, nyumba zapulasitiki, kapena zitsulo zachitsulo, ntchito ya wochapira imakhala yovuta kwambiri pogogoda. Wochapira wathyathyathya wokhala ndi OD yaying'ono kwambiri kapena geji yopyapyala imatha kukumba zinthuzo panthawi yotsikirapo, ndikumazungulira bwino ndikuchotsa ulusi womwe mwangopanga kumene. Izi sizichitika nthawi zonse, zomwe zimapangitsa kuti zikhale zovuta kuzizindikira pamzere - kulephera kwapang'onopang'ono kwamagulu.

Tidaphunzira izi movutikira pagulu lanyumba zakunja za LED. Chomwecho chinafuna chitsulo chosapanga dzimbiri zomangira zokha zomangira ndi ma washer kumangirira magalasi a polycarbonate ku mafelemu a aluminiyamu. Makina ochapira omwe amaperekedwa anali ochapira osalala a SAE. Poyesa, iwo anali bwino. Kumunda, titakwera njinga yotentha, tidayamba kuwona magalasi akugwedezeka ndikulowa kwamadzi. Nkhani yake? Ochapirawo anali atalumidwa pang'ono ndi polycarbonate, ndikupanga pang'ono pang'ono pomwe pulasitiki idakwera, yomwe idalola kuti screwyo ibwerere pang'ono. Kukonza sikunali wononga chachikulu; chinali kusinthira ku makina ochapira ndi OD yokulirapo ndi chisindikizo chomangika, chomwe chimagwira ntchito ngati chophatikizira chonyamula katundu ndi gasket. The wononga anachita clamping; makina ochapira adasindikiza ndikusunga katundu wamba.

Izi zimatsogolera ku mfundo yosankha. Simumangotenga wononga ndikuwonjezera washer. Mukusankha njira yotsatsira. Kodi ndi yoletsa kugwedezeka? Ndiye mwinamwake nyenyezi kapena zotsuka mano zimaphatikizidwa. Ndi yosindikiza? Ndiye mphira womangika kapena EPDM washer ndi gawo la unit. Makampani omwe amapanga izi, monga Handan Zitai Fastener Manufacturing Co., Ltd. ochokera m'malo akuluakulu opanga ku Yongnian, nthawi zambiri amapeza izi. Phindu lawo siliri kuchuluka kwake; ndikumvetsetsa kuti zigawozi zimagwiritsidwa ntchito zenizeni, zosiyana. Malo awo omwe ali pafupi ndi mayendedwe akuluakulu amatanthawuza kuti awonapo mitundu yambiri yofunsira kuchokera kumafakitale osiyanasiyana, zomwe zimadziwitsa zamitundu yawo.

The Thread-Forming vs. Thread-Cutting Trap

Apa ndi pamene ngakhale anthu okhwima amatha kukhumudwa. Osati zonse zomangira zokha amapangidwa mofanana, ndipo kusankha washer kumayenderana ndi izi. Zomangira zopangira ulusi (monga za pulasitiki kapena zitsulo zofewa) zimachotsa zinthu. Amapanga kupsinjika kwakukulu kwa radial. Mukaphatikiza ndi chochapira chaching'ono, cholimba, mukuyang'ana kupsinjika konseko pang'onopang'ono, ndikuyika chiwopsezo cha abwana. Chochapira chokulirapo, chofewa chingathandize kugawa kupsinjika kwa kukhazikitsa.

Komano, zomangira zodulira ulusi zimachotsa zinthu. Amapezeka m'ma castings kapena zitsulo zokhuthala. Kumeneku, ngozi yake ndi tchipisi tazitsulo tating'onoting'ono. Makina ochapira athyathyathya amatha kumangirira tchipisi izi pamwamba, kuwononga mapeto kapena kulepheretsa kukhala pansi kwenikweni. M'magawo ena olondola, tagwiritsa ntchito zochapira zokhala ndi gawo laling'ono kapena ngakhale nsonga yopanda nsalu kuti tiyamwitse ndikukhala ndi zinyalala. Ndizinthu zazing'ono zomwe sizimawonekera pa BOM wamba.

Ndikukumbukira chitsanzo cha mlonda wamakina mmene tinkagwiritsira ntchito zomangira zomangira ulusi wamba ndi makina ochapira muzitsulo zokhomedwa nazo. Msonkhanowo unkawoneka wolimba. Patatha mlungu umodzi, panali dzimbiri likufalikira mu bwalo langwiro pansi pa makina ochapira. Ziphuphu zomwe zidatsekeredwa pansi zimasunga chinyezi ndikuyambitsa dzimbiri. Yankho lake linali kugwiritsa ntchito wononga ndi chowachila chomangidwa, chokulirapo pang'ono chomwe chinali ndi malo otsetsereka - chimadula zinyalala zazing'ono ndikusindikiza mawonekedwe ake bwino. Zimawononga 15% zowonjezera pagawo lililonse koma zidathetsa vuto lalikulu lokongoletsa komanso moyo wautali.

Zophatikiza Zakuthupi ndi Sewero la Galvanic

Ponena za dzimbiri, zinthu zitatu - screw, washer, ndi gawo lapansi - ndi chemistry. Zowononga zitsulo zosapanga dzimbiri zokhala ndi makina ochapira zitsulo za kaboni ndizofala, zoyendetsedwa ndi mtengo. M'malo abwino, zili bwino. Koma onjezani chinyezi chilichonse, ndipo mwapanga batire. Chotsukira chitsulo cha kaboni chidzawonongeka modzipereka, nthawi zambiri kuzizira msonkhanowo kukhala wolimba kapena kudetsa gawo lapansi. Nthawi zonse ndimalimbikira kuti chochapiracho chikhale chofanana, kapena cholemekezeka, kuposa wononga. Ngati mukugwiritsa ntchito aluminiyamu screw mu aluminiyamu, washer ayenera kukhala aluminiyamu kapena pulasitiki. Zikuwoneka zodziwikiratu, koma pakuthamangira kupeza magawo, izi zimanyalanyazidwa.

Kuyika kwa Handan Zitai pamalo opangira zinthu zonse kukuwonetsa kuti ali ndi kuya kwa chain chain kuti apereke zida zolumikizana. Sikuti amangopanga wononga; ndi za kusaka kapena kupanga chochapira choyenera kuti mupite nacho. Mwachitsanzo, kupatsa zomangira zokhala ndi zinki zotsuka ndi zinki, kapena A2 zosapanga dzimbiri zokhala ndi zochapira zosapanga dzimbiri za A2, ngati seti yofananira. Kugwirizana uku kumalepheretsa kulephera kwakukulu kwamunda. Webusayiti yawo, https://www.zitaifasteners.com, mwina imafotokoza za awiriwa, omwe ndi othandiza kuposa kalozera wazithunzi.

Chochitika choipitsitsa chomwe ndidawonapo chinali pamsonkhano wapakhonde wa m'mphepete mwa nyanja. Zomanga za aluminiyamu zinali kumangirizidwa ndi… mumangoganiza kuti, chitsulo chosapanga dzimbiri zomangira zokha zomangira ndi ma washer. Koma zochapirazo zinali zotchipa, zokutidwa ndi zinki. M’chaka chimodzi chokha, mawayawo anali atachita dzimbiri kotheratu n’kukhala zotumbidwa, zodetsa aluminiyamu wakuda ndi wobiriwira, ndipo kugwirizana kwake kunali kutapita. Kukonzekerako kunali m'malo modzaza ndi zomangira za aluminiyamu washer-mutu. Mtengo wogwirira ntchito umachepetsa mtengo wa fasteners kuwirikiza zana.

Pa Ogwidwa vs. Loose Washer Systems

Pali mkangano waukulu apa: wotsukira (wosanjidwa kale) kapena zida zotayirira? Kwa kusonkhana kwakukulu, wogwidwa ndi mfumu. Imachepetsa kuchuluka kwa magawo, imathandizira kukhazikitsa, ndikutsimikizira kuti washer alipo. Koma ma washer ogwidwa amatha kuchepetsa zosankha zanu. Kusinthasintha poyendetsa galimoto nthawi zina kumapangitsa kuti chotsuka chosindikizira chogwidwa kuti chigwedezeke ndi kung'ambika, makamaka ngati ndi EPDM yofewa kapena labala.

Ma washer otayirira amalola kusakaniza ndi machesi ndipo ndiosavuta kuyika padera. Koma pamalo omangapo amphepo kapena pansi pa fakitale yotanganidwa, zochapira zimagwetsedwa, kuyiwalika, kapena kuziika mozondoka. Ndatsamira ku machitidwe ogwidwa ukapolo pachilichonse chokhudzana ndi chisindikizo kapena pamene chochapacho chili ndi mawonekedwe apadera (monga phewa lachitsulo). Kwa ma washer wamba omwe ali m'malo olamulidwa, otayirira amatha kukhala abwino komanso osinthika.

Tinayesa pa chingwe chamagetsi, kuyerekeza ziwirizo. Zomangira zotsukira zomangika zinali ndi cholakwika cha 0.3% (makamaka kuwoloka). The washer wotayirira ndi screw combo anali ndi cholakwika cha 2.1%, pafupifupi zonse chifukwa chosowa ma washer kapena ochapira omwe amayikidwa kumbali yolakwika ya olowa. Chigamulocho chinatsika pamtengo wokonzanso minda motsutsana ndi mtengo wokwera pang'ono wamtundu wogwidwa. Pazofunsira izi, wogwidwa adapambana.

Kukambirana kwa Torque Aliyense Amayiwala

Pomaliza, njovu m'chipinda: unsembe torque. A wodziboola yekha screw ndi washer ali ndi zenera la torque chandamale. Zotsika kwambiri, ndipo simukulitsa zolimba zokwanira kapena kupanga ulusi wonse. Kukwera kwambiri, ndipo mumavula ulusi kapena kupondereza kwambiri washer, ndikupangitsa kuti ikhale yopanda ntchito. Mtundu wa washer umakhudza kwambiri izi. Chowotcha cholimba cha Belleville chidzapereka ubale wosiyana kwambiri ndi torque-tension kuposa chochapira chofewa chofewa.

Maupangiri ambiri oyika amangopereka mtengo wa torque pa screw. Nthawi zambiri samawerengera wochapira. M'malo mwake, muyenera kukulitsa kumverera kapena, bwino apo, gwiritsani ntchito dalaivala woyezetsa ndikuyesa zitsanzo zagawo. Tidapanga ma geji osavuta oyenda / osapita kwa ogwira ntchito pamizere - ngati chochapira chinali chowoneka bwino mukatha kuyendetsa, torqueyo imayenera kukhala yokulirapo. Inali njira yotsika kwambiri yothetsera vuto lapamwamba.

Imabwereranso ku lingaliro lofunikira: simukumanga ndi screw. Mumangirira ndi ndondomeko. The screw taps ndi clamps. Washer amayendetsa katundu, kusindikiza, kupanikizika, ndipo nthawi zina ngakhale kuyanjanitsa. Kuwapeza ngati awiriawiri, kuchokera kwa ogulitsa omwe amamvetsetsa kugwiritsa ntchito, monga omwe ali m'malo opangira mafakitale osiyanasiyana, sizinthu zogulira - ndi kufunikira kwaukadaulo. Nthawi ina mukadzatchula zomangira zodzigudubuza ndi zochapira, imani kaye ndikuganizira zomwe dongosololo liyenera kuchita. Mdierekezi, ndi kukhazikika, ali muzinthu zimenezo.