
Koj pom 'lub tshuab screws nrog cov ntxhua khaub ncaws' ntawm daim ntawv qhia tshwj xeeb lossis ib daim ntawv teev npe, thiab nws zoo li yooj yim, yuav luag tsis tseem ceeb. Qhov ntawd yog thawj qhov yuam kev. Hauv kev xyaum, qhov kev sib xyaw ua ke no yog qhov system, tsis yog ob yam khoom pov tseg ua ke. Qhov kev xav tias txhua lub tshuab ntxhua khaub ncaws haum rau lub tshuab ntsia hlau yog qhov chaw muaj ntau qhov teeb meem nyob ntsiag to pib - kev vibration loosening, deg puas tsuaj, galvanic corrosion, los yog ib qho kev sib koom ua ke uas tsis zoo thaum sib dhos. Nws yog ib qho ntawm cov ntsiab lus uas yooj yim rau kev saib xyuas kom txog thaum nws ua rau hu rov qab lossis tsis ua haujlwm.
Feem ntau cov engineers thiab cov neeg yuav khoom ua ntej rau cov lus teb hauv phau ntawv: lub tshuab ntxhua khaub ncaws faib cov clamp load. Muaj tseeb rau ntau daim ntawv thov, tab sis qhov ntawd tsuas yog qhov nkag nkag. Nyob rau hauv ntau lub rooj sib txoos, tshwj xeeb tshaj yog nrog cov ntaub ntawv softer xws li aluminium castings lossis composites, lub tshuab screws nrog washers pairing yog feem ntau hais txog kev tiv thaiv lub substrate thaum lub sij hawm torque-down. Lub taub hau steel tawv tawv tuaj yeem khawb rau hauv thiab deform lub ntsej muag muag ntev ua ntej lub hom phiaj torque mus txog, cuam tshuam qhov kev sib koom ua ke. Lub tshuab ntxhua khaub ncaws ua raws li cov kabmob nto.
Kuv nco qab txog ib qhov project uas muaj sensor mounting brackets ntawm ib lub tsev nyob aluminium. Peb siv tus qauv M4x0.7 tshuab screws tsis muaj ntxhua khaub ncaws hauv cov qauv. Thaum lub sij hawm kuaj, cov brackets tau tsim me ntsis txav. Kev tshuaj xyuas tau pom tias cov taub hau ntsia hlau tau tsim cov dimples me me hauv cov txhuas, tso cai rau micro txav. Qhov kho tsis yog lub zog siab dua - nws tau ntxiv lub tshuab ntxhua khaub ncaws yooj yim. Qhov sib koom ua ke ruaj khov tam sim ntawd. Lub luag haujlwm ntawm lub tshuab ntxhua khaub ncaws muaj tsawg dua txog kev xa khoom thauj thiab ntau ntxiv txog kev tsim kom muaj qhov sib xws, tsis sib xws.
Tom qab ntawd muaj hluav taws xob sab. Siv lub tshuab ntxhua khaub ncaws carbon steel hauv qab lub tshuab stainless hlau ntsia hlau rau ntawm qhov chaw sab nraum zoov yuav zoo li zoo, tab sis nws yog galvanic corrosion cell tos kom tshwm sim. Lub tshuab ntxhua khaub ncaws yuav corrode ua ntej, txeeb, thiab ua rau yav tom ntej disassembly npau suav phem. Kev xaiv cov khoom siv ntxhua khaub ncaws yog qhov tseem ceeb, feem ntau tsis saib xyuas, ib feem ntawm kev qhia tshuab screws nrog washers.
Thaum koj tab tom nrhiav, kev ntxias yog los kho cov no ua cov khoom lag luam. Koj pom ib tus neeg muag khoom npe rau M5 lub tshuab ntxhua khaub ncaws thiab M5x25 tshuab screws, ntxiv ob qho tib si rau lub laub, thiab txav mus. Qhov no yog qhov zoo diverges sai heev. Lub hardness, flatness, thiab burr-free npoo ntawm lub tshuab ntxhua khaub ncaws tseem ceeb heev. Lub tshuab ntxhua khaub ncaws nrog me ntsis burr tuaj yeem ua raws li cov cuab yeej txiav, tsim cov hlau shavings hauv lub rooj sib txoos huv.
Peb kawm qhov no txoj kev nyuaj ntawm ib pawg me me gearbox sib dhos. Tom qab kev sib sau ua ke tau pom cov suab nrov txawv txav hauv li 5% ntawm cov chav nyob. Teardown pom zoo, glitter zoo li steel hais hauv cov roj. Tus neeg ua txhaum? Tus nqi pheej yig nrog cov ntug tsis zoo los ntawm tus neeg muab khoom txiav caj pas. Cov ntxhua khaub ncaws, nyob rau hauv torque, tau shaved microscopic strands tawm ntawm lawv tus kheej txoj kab uas hla. Hloov mus rau tus neeg muag khoom zoo li HANDAN ZITAI FREWER RAUG UA MOV., Ltd., uas yog nyob rau hauv Tuam Tshoj tus loj fastener ntau lawm hub nyob rau hauv Yongnian, Handan, ua ib tug txawv. Lawv tsom mus rau cov qauv tsim nyob rau hauv lub hauv paus kev lag luam uas muaj zog feem ntau txhais rau kev tswj cov txheej txheem zoo dua ntawm cov khoom tseem ceeb no. Qhov sib xws hauv lawv cov stamped washers tshem tawm qhov teeb meem sib kis.
Nws tsis yog hais txog lub fastener nws tus kheej, tab sis lub ecosystem. Ib lub chaw tsim khoom nyob hauv lub hauv paus loj xws li Yongnian, nyob ib sab ntawm txoj kev thauj khoom loj, feem ntau muaj kev sib koom ua ke nruj dua nrog cov khoom siv raw thiab cov khoom siv plating. Qhov no tuaj yeem txhais tau tias ntau txhim khu kev qha zinc lossis dichromate plating thickness ntawm lub tshuab screws nrog washers cov khoom siv koj xaj, uas cuam tshuam ncaj qha rau kev tiv thaiv corrosion hauv koj cov khoom kawg.
Ah, lub tshuab ntxhua khaub ncaws cais. Nws yog lub neej ntawd los tiv thaiv kev co ntau dhia mus rau. Tab sis nyob rau hauv countless daim ntaub ntawv nrog tshuab screws nrog washers, tshwj xeeb tshaj yog nyob rau hauv cov cuab yeej precision, qhov sib cais lub tshuab ntxhua khaub ncaws yog qhov phem tshaj qhov tsis muaj txiaj ntsig - nws yog kev puas tsuaj. Nws txo cov clamp load rau ib tug muab torque, tuaj yeem ua rau cov xim pleev xim puas, thiab feem ntau tsis muaj txiaj ntsig ntsuas qhov ntsuas tau nyob rau hauv kev vibration siab.
Txoj hauv kev zoo dua rau lub tshuab screws feem ntau yog lub tshuab ntxhua khaub ncaws ua ke nrog cov xov-xauv nplaum, lossis lub hnub qub ntxhua khaub ncaws (sab hauv lossis sab nraud) tsuas yog tias koj txaus siab txi qhov kawg ntawm qhov sib txuas. Rau qhov chaw muaj kev vibration siab ntawm cov tawv tawv, peb tau txais txiaj ntsig zoo nrog Belleville lub caij nplooj ntoos hlav ntxhua khaub ncaws hauv qab lub tshuab ntxhua khaub ncaws, tab sis qhov ntawd yog tag nrho lwm qib ntawm kev suav. Lub ntsiab lus yog, kev qhia lub tshuab ntsia hlau nrog kev sib cais xauv lub tshuab ntxhua khaub ncaws feem ntau yog ib qho kev xav, tsis yog kev xav, kev xaiv.
Kuv tau siv sij hawm rau kev soj ntsuam tsis ua hauj lwm qhov twg cov hauv paus ntsiab lus yog ib qho qaug zog thiab tawg tawg tawg lub tshuab ntxhua khaub ncaws. Cov tawg ua rau muaj kev puas tsuaj rau theem nrab. Hauv cov xwm txheej no, qhov kev daws teeb meem tsuas yog tshem tawm lub xauv lub tshuab ntxhua khaub ncaws, xyuas kom muaj kev sib koom tes zoo, thiab siv lub zog nruab nrab lub zog threadlocker. Kev sib koom ua ke tau txhim khu kev qha, thiab cov txheej txheem sib dhos tau huv dua.
Muaj kev loj hlob zuj zus, tshwj xeeb tshaj yog rau cov khoom ntim siab, mus rau qhov chaw tshuab screws nrog washers raws li cov khoom sib dhos ua ntej-lub tshuab ntxhua khaub ncaws twb nyob rau ntawm cov ntsia hlau, qee zaum txawm tias muaj lub tshuab ntxhua khaub ncaws. Qhov no yog qhov kev ua si-hloov rau kev sib dhos kab kev ua haujlwm, tshem tawm kev xaiv thiab tso cov kauj ruam. Tab sis nws qhia txog cov kev cai tshiab validation.
Lub tshuab ntxhua khaub ncaws yuav tsum ua kom zoo ib yam (khoov sab tawm tsam lub taub hau? tiaj tus rau lub taub hau?). Kev tuav pov hwm yuav tsum muaj zog txaus kom muaj sia nyob vibratory noj tab sis tsis muaj zog heev uas nws cuam tshuam rau dawb-spinning thaum lub sij hawm installation. Peb tau sim qee cov khoom siv ua ntej uas lub tshuab ntxhua khaub ncaws tau crimped rau nruj heev, ua rau muaj kev sib txhuam ntxiv thaum lub sij hawm khiav torque thiab ua rau tsis sib haum ntawm cov khoom siv clamp. Nws siv sijhawm peb los cais qhov sib txawv ntawd.
Rau qhov qis-ntim lossis txij nkawm / kho qhov xwm txheej, cov khoom xoob tseem yog huab tais. Nws tso cai rau thaj chaw adaptability. Tab sis rau ib qho kev tsim OEM, sib tham txog kev xaiv ua ntej nrog koj tus khub fastener yog tsim nyog rau lub sijhawm. Nws hloov lub nra zoo rau qhov kev sib sau ua ke mus rau lawv, uas tuaj yeem yog qhov yeej yog tias lawv muaj cov cuab yeej zoo thiab QA.
Koj hais kom Qib 8.8 lossis 10.9 tshuab ntsia hlau. Zoo heev. Tab sis dab tsi yog qhov hardness ntawm lub tshuab ntxhua khaub ncaws? Yog tias lub tshuab ntxhua khaub ncaws softer dua lub taub hau ntsia hlau, nws yuav deform thiab yuav tsis ua nws txoj haujlwm. Yog tias nws nyuaj dua thiab muaj qhov ntxhib saum npoo, nws tuaj yeem ua rau lub taub hau ntsia hlau. Lawv yuav tsum ua kom haum. Lub tuam txhab muaj npe nrov yuav nkag siab qhov kev sib tw no.
Plating yog lwm qhov sib txuas. Yog tias cov ntsia hlau yog zinc-plated nrog daj chromate, thiab lub tshuab ntxhua khaub ncaws yog zinc tsis muaj chromate, koj yuav tau txais cov xim tsis sib haum uas yuav tsis tsim nyog rau cov neeg siv khoom muag. Ntau qhov tseem ceeb, kev tiv thaiv corrosion yuav tsis sib xws. Nws suab me me, tab sis hauv kev lag luam xws li cov rooj tog zaum sab nraum zoov lossis kev siv tsheb, nws yog qhov pom kev tsis zoo. Kev muab ob qho tib si los ntawm ib tus neeg muag khoom muaj peev xwm zoo li Zitai Fastener, uas ua haujlwm tag nrho cov txheej txheem ua tiav hauv tsev, txo qhov kev pheej hmoo no. Lawv qhov chaw nyob hauv lub hauv paus tsim kev sib koom ua ke txhais tau tias lawv yuav tswj tau cov kab plating raws li ib feem ntawm lawv cov txheej txheem ntws, kom ntseeg tau tias muaj kev sib xws ntawm cov ntsia hlau thiab lub tshuab ntxhua khaub ncaws.
Lub takeaway yog thaum koj hu tawm tshuab screws nrog washers, koj nyob nraum implicitly qhia cov khoom, hardness, thiab tiav kev sib raug zoo ntawm lawv. Kev kho lawv raws li kev sib koom ua ke hauv koj daim nqi ntawm cov ntaub ntawv thiab koj cov kev sib tham ntawm tus neeg muag khoom yuav txuag tau mob taub hau tom qab. Nws tsis yog ntsia hlau xwb. Nws tsis yog lub tshuab ntxhua khaub ncaws xwb. Nws yog ib qho interface uas nws qhov zoo txiav txim siab qhov kev ntseeg siab ntawm kev sib koom ua ke uas koj tab tom tsim.
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