Taw qhia
"Dab tsi yog lub tshuab ntxhua khaub ncaws uas tuav bolts nyob rau hauv qhov chaw?" Qhov no zoo li ib lo lus nug yooj yim thaum xub thawj, tab sis cov lus teb yog qhov nyuaj heev. Hauv tsab xov xwm no, peb yuav tshawb txog ntau hom kev ntxhua khaub ncaws uas tuaj yeem siv los tuav bolts rau hauv qhov chaw, nrog rau lawv ntau yam haujlwm thiab kev siv.
Lub Washer yog dab tsi?
Lub tshuab ntxhua khaub ncaws yog ib qho nyias, tiaj tus, ncig ntawm cov hlau lossis lwm yam khoom siv uas yog siv los faib lub siab ntawm cov xov fastener, xws li ntsia liaj qhov rooj lossis ntsia hlau. Feem ntau, cov tshuab ntxhua khaub ncaws ua haujlwm ob lub hom phiaj tseem ceeb:
1. Txhawm rau tiv thaiv kev puas tsuaj rau saum npoo ntawm cov khoom raug fastened
2. Txhawm rau faib cov khoom thauj mus rau thaj chaw loj dua thiab txo qhov kev pheej hmoo ntawm cov fastener ua xoob lossis rub los ntawm cov khoom siv.
Muaj ntau ntau hom tshuab ntxhua khaub ncaws, suav nrog:
- Cov tshuab ntxhua khaub ncaws
- Caij nplooj ntoos hlav washers
- Xauv lub tshuab ntxhua khaub ncaws
- Belleville ntxhua khaub ncaws
- C-washers
- Wave washers
Txhua hom tshuab ntxhua khaub ncaws muaj nws tus kheej tsim thiab kev ua haujlwm, thiab siv rau hauv cov ntawv thov sib txawv nyob ntawm qhov xav tau tshwj xeeb ntawm txoj haujlwm fastening.
Flat Washers
Flat washers, tseem hu ua cov tshuab ntxhua khaub ncaws, yog hom ntxhua khaub ncaws ntau tshaj plaws. Lawv muaj ib tug yooj yim, tiaj tus tsim thiab yog siv los faib lub load ntawm ib tug threaded fastener tshaj ib cheeb tsam loj. Lawv lub hom phiaj tseem ceeb yog los tiv thaiv kev puas tsuaj rau saum npoo ntawm cov khoom raug fastened, xws li ntoo lossis hlau nto.
Flat washers muaj nyob rau hauv ntau qhov ntau thiab tsawg thiab tuab, thiab tuaj yeem ua los ntawm ntau yam ntaub ntawv, suav nrog hlau, yas, thiab roj hmab. Lawv feem ntau muab tso rau nruab nrab ntawm lub fastener thiab cov khoom siv fastening, thiab yog ib qho tseem ceeb ntawm txhua daim ntawv thov fastening.
Caij nplooj ntoos hlav Washers
Caij nplooj ntoos hlav ntxhua khaub ncaws, tseem hu ua disc springs, yog ib hom tshuab ntxhua khaub ncaws uas tsim los muab lub caij nplooj ntoos hlav tsis tu ncua nyob rau hauv daim ntawv thov fastening. Lawv muaj ib tug coiled los yog yoj-zoo li tus tsim, uas tso cai rau lawv mus compress thiab nthuav nyob rau hauv teb rau cov kev hloov nyob rau hauv lub load ntawm lub fastener.
Lub caij nplooj ntoos hlav ntxhua khaub ncaws feem ntau siv rau hauv cov ntawv thov uas lub ntsia liaj qhov rooj lossis ntsia hlau raug rau ntau qhov kev vibration lossis txav. Lub caij nplooj ntoos hlav quab yuam pab kom lub fastener nruj thiab tiv thaiv nws los ntawm kev xoob.
Xauv Washers
Xauv lub tshuab ntxhua khaub ncaws yog ib hom tshuab ntxhua khaub ncaws uas tsim los tiv thaiv kom tsis txhob xoob ntawm lub fastener vim kev co lossis kev sib hloov. Lawv tuaj yeem siv nrog bolts, screws, lossis ceev, thiab feem ntau yog ua los ntawm cov hlau lossis yas.
Cov tshuab ntxhua khaub ncaws tuaj nyob rau hauv ntau qhov sib txawv, suav nrog cov tshuab ntxhua khaub ncaws, cov ntxhua khaub ncaws ntxhua khaub ncaws, thiab lub hnub qub ntxhua khaub ncaws. Lawv txhua tus ua hauj lwm los ntawm kev muab kev sib txhuam ntxiv ntawm lub fastener thiab mating nto, uas yuav pab tiv thaiv kom txhob lub fastener los ntawm xoob.
Belleville ntxhua khaub ncaws
Belleville ntxhua khaub ncaws, tseem hu ua conical caij nplooj ntoos hlav ntxhua khaub ncaws, yog ib hom tshuab ntxhua khaub ncaws uas siv los muab lub caij nplooj ntoos hlav siab hauv kev siv fastening. Lawv muaj ib tug conical zoo, nrog ib tug loj txoj kab uas hla nyob rau hauv qab thiab ib tug me me txoj kab uas hla nyob rau sab saum toj.
Belleville cov tshuab ntxhua khaub ncaws feem ntau siv rau hauv cov ntawv thov uas xav tau lub caij nplooj ntoos hlav siab, xws li hauv tsheb lossis aerospace daim ntawv thov. Lawv kuj tuaj yeem siv los them nyiaj rau thermal expansion lossis contraction hauv daim ntawv thov fastening.
C-Washers
C-washers, tseem hu ua crescent washers los yog ib nrab lub hli washers, yog ib hom ntawm lub tshuab ntxhua khaub ncaws uas yog siv nyob rau hauv cov ntawv thov uas muaj qhov txwv qhov chaw rau lub tshuab ntxhua khaub ncaws. Lawv muaj cov duab nkhaus uas tso cai rau lawv kom haum rau hauv qhov chaw nruj, thaum tseem muab qee qhov kev faib tawm thiab kev xauv lub peev xwm ntawm lub tshuab ntxhua khaub ncaws.
C-washers feem ntau yog siv rau hauv kev siv hluav taws xob lossis hluav taws xob, qhov chaw me me uas muaj ntau. Lawv kuj tuaj yeem siv rau hauv kev siv tsheb lossis aerospace, qhov chaw nyob ntawm tus nqi.
Wave Washers
Wave washers, tseem hu ua yoj springs los yog yoj disc springs, yog ib hom ntawm lub tshuab ntxhua khaub ncaws uas yog siv los muab lub caij nplooj ntoos hlav tas li nyob rau hauv daim ntawv thov fastening. Lawv muaj ib tug yoj-zoo li tus tsim, uas tso cai rau lawv muab ib tug siab load tshaj ib txwm tiaj tus ntxhua khaub ncaws ntawm tib qhov loj.
Wave washers feem ntau siv rau hauv cov ntawv thov uas qhov chaw nyob ntawm tus nqi, xws li hauv kev siv hluav taws xob lossis tsheb. Lawv kuj tuaj yeem siv los them nyiaj rau thermal expansion lossis contraction hauv daim ntawv thov fastening.
Xaus
Hauv kev xaus, muaj ntau ntau hom kev ntxhua khaub ncaws uas tuaj yeem siv los tuav bolts rau hauv qhov chaw. Txhua hom tshuab ntxhua khaub ncaws muaj nws tus kheej tsim thiab kev ua haujlwm, thiab siv rau hauv cov ntawv thov sib txawv nyob ntawm qhov xav tau tshwj xeeb ntawm txoj haujlwm fastening.
Flat washers yog hom ntxhua khaub ncaws uas siv ntau tshaj plaws, thiab siv los faib cov khoom thauj ntawm lub xov tooj ntawm lub xov tooj ntawm qhov chaw loj dua. Caij nplooj ntoos hlav ntxhua khaub ncaws thiab xauv lub tshuab ntxhua khaub ncaws yog tsim los muab kev sib txhuam ntxiv thiab tiv thaiv kom tsis txhob xoob ntawm lub fastener. Belleville ntxhua khaub ncaws, C-washers, thiab yoj ntxhua khaub ncaws yog txhua yam tsim los muab lub caij nplooj ntoos hlav siab rau hauv daim ntawv thov fastening, thiab feem ntau siv rau hauv daim ntawv thov qhov chaw nyob ntawm tus nqi.
Zuag qhia tag nrho, cov tshuab ntxhua khaub ncaws yog ib qho tseem ceeb ntawm txhua daim ntawv thov fastening, thiab nws yog ib qho tseem ceeb uas yuav tau xaiv lub tshuab ntxhua khaub ncaws rau txoj hauj lwm ntawm tes. Nrog rau ntau hom kev ntxhua khaub ncaws muaj, yuav tsum muaj lub tshuab ntxhua khaub ncaws uas zoo meej rau txhua daim ntawv thov fastening.