Anti-loosening Hom Bolts Thiab Ceev & Anti-loosening Txoj Cai Ntawm Tus Kheej Cov Ntsiab Lus

Loosing ntawmbolt thiab txiv ntseej kev sib txuas yog ib qho teeb meem tsis ua hauj lwm nyob rau hauv mechanical engineering, uas ib txwm yog ib qho kev tshawb fawb kub hauv kev lag luam fastener. Raws li kev paub txog kev sib koom ua ke thiab kev ua haujlwm tiag tiag, daim ntawv no tau txheeb xyuas cov qauv tseem ceeb los tiv thaiv xoom rau bolts thiab txiv ntseej, piav qhia txog kev ua haujlwm ntawm lub hauv paus ntsiab lus, siv cov xwm txheej thiab qhov tsis xws luag ntawm txhua txoj kev los tiv thaiv. Lub caij no, nws piav qhia txog cov txheej txheem tseem ceeb ntawm kev siv lub sijhawm ntev los tiv thaiv kev ua haujlwm ntawm tus kheej-locking ceev, muab cov ntaub ntawv muaj txiaj ntsig zoo rau kev xaiv ntawm qhov chaw fastener thiab cov txheej txheem sib dhos.

1. Hom Anti-loosing Hom thiab Cov Ntsiab Cai ntawmBolts thiab ceev

1.1 Ob chav txiv ntseej Anti-loosing (Butt Nut Anti-loosening)

Kuj tseem hu ua pob tw txiv ntoo anti-loosing. Tom qab ob lub txiv ntseej raug nruj rau ib leeg thim rov qab, nruam axial compression quab yuam yuav raug tsim los ntawm lawv thiab ua rau ntawm qhov chaw sib cuag ntawm cov xov meshed. Qhov nruj dua ob lub txiv ntoo raug kaw, qhov ntau dua qhov qub siab ntawm cov xov sib cuag, nrog rau kev sib txhuam torque ntawm cov xov khub. Txhua qhov kev hloov pauv ntawm cov txiv ntoo yuav tsum kov yeej qhov kev sib txhuam loj ntawm cov xov meshed. Txawm hais tias cov khoom siv sab nraud hloov pauv thaum lub sijhawm ua haujlwm, lub jacking siab ntawm ob lub txiv ntseej tseem nyob tas li, ua kom muaj kev ruaj ntseg los tiv thaiv kev xoob.

Siv tau Scenarios: Haum rau bolt kev sib txuas nrog lossis tsis tas yuav tsum tau ua ntej, tsuas yog siv tau rau kev ua haujlwm nrog me ntsis kev vibration thiab ruaj khov.

Qhov tsis zoo: Nyob hauv qhov chaw loj axial installation, txwv tsis pub muaj peev xwm txo qis, thiab ua tsis tau yooj yim nyob rau hauv kev co hnyav.

1.2 Hard Lock Concave-convex Anti-loosing Nut

Lub Hard Lock anti-loosening txiv ntoo muaj cov txiv ntoo qis dua thiab cov txiv ntoo sab saud rau kev siv sib txuam. Cov txiv ntseej qis qis siv eccentric machining nrog me ntsis chaw offset los ua lub luag haujlwm ntawm ib lub voj voog; lub qaum concave txiv ntseej yog ua tiav rau hauv ib tug qauv concentric vajvoog yam tsis muaj qhov sib txawv ntawm qhov chaw. Qhov sib koom ua ke ntawm cov txiv ntoo sab saud thiab qis yog tag nrho cov kab sib txuas concave-convex, tsim cov txheej txheem ntawm tus kheej-locking zoo ib yam li rauj wedging tom qab zawm.

Ib qho me me axial preload tuaj yeem tsim qhov loj radial locking siab ntawm qhov sib koom ua ke. Lub siab yog kis mus rau meshed threads synchronously, zoo heev nce kev sib txhuam torque ntawm ob lub xov sib cuag nto thiab concave-convex tapered nto. Nws locks xov rotation tendency mechanically thiab xa zoo heev los tiv thaiv loosening kev ua tau zoo.

Siv tau Scenarios: Muaj feem xyuam rau cov ntsia hlau txuas nrog lossis tsis muaj qhov yuav tsum tau ua ntej, thiab tuaj yeem siv rau kev pabcuam ntev nyob rau hauv kev ua haujlwm hnyav nrog kev vibration loj heev thiab alternating loads.

Qhov tsis zoo: Yuav tsum muaj kev ua haujlwm siab heev rau cov qauv eccentric, cov txheej txheem tsim khoom nyuaj thiab tus nqi yuav khoom siab.

1.3 Spiralock Anti-loosening txiv ntseej

Cov txheej txheem tseem ceeb ntawm Spiralock txiv ntseej yog 30℃wedge-zoo li tus nqes hav machined ntawm lub hauv paus ntawm cov xov sab hauv. Thaum bolts thiab ceev yog nruj thiab meshed, lub ntsis ntawm bolt threads ze presses tiv thaiv lub wedge-zoo li tus nqes hav ntawm sab hauv threads los tsim high-strength nruj locking quab yuam.

Rau cov qauv zoo tib yam threads, lub kaum sab xis ntawm lub cev sib tiv tauj ntawm cov xov xov thiab cov ntsia hlau axis yog 30 degree. Spiralock threads hloov cov xov profile lub kaum sab xis, ua rau lub kaum sab xis suav txog 60 degree. Lub siab ib txwm ntawm xov khub yog ntau dua li axial fastening siab, uas zoo heev txhim kho kev sib txhuam tsis kam thiab ua tib zoo tswj cov xov rotational loosening.

Siv tau Scenarios: Tsuas yog siv tau rau cov qauv kev sib txuas uas yuav tsum tau ruaj khov ua ntej, thiab cov khoom sib txuas yuav tsum tsis txhob ua los ntawm cov khoom muag muag heev.

Qhov tsis zoo: Cov nyhuv anti-loosing yuav ua tsis tiav ib zaug ntsia liaj qhov rooj preload txo; Qhov loj nruj torque yuav tsum kov yeej kev sib txhuam ntawm cov hniav kom ncav cuag qhov xav tau bolt preload.

1.4 Split Spring Washer Anti-loosing

Tom qab cov txiv ntoo tau nruj kom flatten lub caij nplooj ntoos hlav lub tshuab ntxhua khaub ncaws, lub tshuab ntxhua khaub ncaws ua kom muaj zog rov ua kom muaj zog ntxiv kom cov xov sab hauv thiab sab nraud zoo sib xws. Kev sib txhuam torque tsim los ntawm kev sib tiv tauj tas li tiv thaiv cov txiv ntoo tig. Meanwhile, ntse txiav npoo ntawm qhov sib cais qhib embed rau hauv qab saum npoo ntawm cov txiv ntoo thiab qhov chaw ntawm kev sib txuas ntawm cov khoom sib txuas, ntxiv kev tiv thaiv kev sib hloov ntawm cov txiv ntoo los ntawm kev xauv lub cev.

Kev txwv kev thov: Tsis haum rau kev sib txuas nrog cov tawv nqaij sib koom ua ke; cov npoo txiav tsis tuaj yeem embed rau hauv tawv substrates thiab poob los tiv thaiv kev ua haujlwm tag nrho. Nws kuj tsis muaj feem xyuam rau kev sib txuas uas yuav tsum tau ua kom siab ua ntej, vim nws yuav ua kom nrawm nrawm ntawm cov bolts.

1.5 Conical Spring Washer Anti-loosing

Nws qhia tib txoj cai los tiv thaiv xoob li qub cais lub caij nplooj ntoos hlav ntxhua khaub ncaws, tso siab rau elastic rebound quab yuam tom qab compression rau compress xov khub thiab paub txog kev sib txhuam los tiv thaiv loosening. Piv nrog rau qhov sib cais lub caij nplooj ntoos hlav zoo tib yam, lub caij nplooj ntoos hlav lub caij nplooj ntoos hlav tshuab ntxhua khaub ncaws muaj ntau dua cov qauv nruj, thiab tuaj yeem muab cov axial siab dua nyob rau hauv tib lub compression stroke, xa zoo dua los tiv thaiv kev ruaj ntseg thiab kev ua haujlwm.

Kev txwv kev thov: Tseem tsis haum rau high-precision txuas qhov chaw nrog nruj preload yuav tsum tau.

1.6 Nord-Lock Dual-layer Self-locking Washer

Cov tshuab ntxhua khaub ncaws no yog siv ua khub, nrog cov hniav loj-lub kaum sab xis ntawm ib sab thiab radial tiv thaiv plam serrations ntawm lwm sab. Thaum lub sij hawm sib dhos, ob lub tshuab ntxhua khaub ncaws tau teeb tsa rov qab nrog cov hniav inclined uas sib ntsib. Tom qab zawm, sab nrauv radial serrations tom nruj nreem rau ntawm lub ntsej muag kawg ntawm lub ntsej muag thiab txuas ib feem ntawm qhov chaw kom txhim kho cov txheej txheem sab nrauv kom tiav, tsuas yog cov txheeb ze zawv zawg ntawm cov hniav sab hauv inclined ntawm ob lub tshuab ntxhua khaub ncaws.

Thaum cov bolts zoo li xoob thiab tig, cov npoo jacking tshwm sim ntawm cov hniav sab hauv inclined yuav tsim axial lifting quab yuam. Lub lifting nrug generated los ntawm washers yog loj tshaj qhov axial lifting deb uas tshwm sim los ntawm xov loosening, uas reversely locks lub loosening nyiam ntawm threads thiab ua tiav mus tas li anti-loosening nyhuv.

Kev txwv kev thov: Tsis tuaj yeem siv rau cov tawv nqaij tawv lossis ultra-mos sib koom ua ke. Lub tshuab ntxhua khaub ncaws muaj cov kev taw qhia tshwj xeeb, thiab poob los tiv thaiv kev ua haujlwm yog tias ntsia rov qab. Nws kuj tseem siv tsis tau rau kev sib txuas xoob yam tsis muaj preload.

2. Lub hauv paus ntsiab lus ntawm Tsis-loosing Self-locking Ceev

Lub sij hawm ntev anti-loosing kev ua tau zoo ntawmself-locking ceevoriginates los ntawm tshwj xeeb optimized non-standard xov qauv.

A 30℃wedge-shaped txoj kab nqes yog ua tiav ntawm lub hauv paus ntawm cov xov sab hauv ntawm tus kheej-locking ceev. Tom qab meshing thiab zawm, bolt xov tswv yim nias rigidly tiv thaiv cov npoo-zoo li tus nqes hav los tsim high-strength mechanical locking quab yuam. Rau tus qauv 60℃V-zoo li cov xov zoo tib yam, lub kaum sab xis ntawm lub cev sib tiv tauj thiab lub bolt axis yog 30 degree, thaum lub kaum sab xis suav nrog hloov mus rau 60℃rau tus kheej-locking threads, ua rau kev hloov pauv ntawm lub xeev kev ntxhov siab.

Mechanical Force Comparison: Nyob rau hauv tib lub axial ntsia liaj qhov rooj nro P0, qhov sib cuag quab yuam ntawm tus qauv zoo tib yam threads tsuas yog 1.15P0, thaum tus kheej-locking threads ncav cuag 2P0. Lub zog piv ntawm ob yog hais txog 7:12, uas zoo heev txhim kho cov kev sib txhuam los tiv thaiv kev sib txhuam ntawm cov xov khub.

Tsis tas li ntawd, tus kheej-locking threads daws qhov kev ntxhov siab tsis sib xws ntawm cov xov zoo tib yam. Rau cov pa 60℃V-shaped threads, thawj thiab thib ob cov xov sib koom tes dais 70% ~ 80% ntawm tag nrho cov khoom thauj, thaum cov xov txuas ntxiv yuav luag tsis muaj load. Nyob rau hauv lub sij hawm ntev kev co thiab alternating loads, lub pem hauv ntej threads yog nquag mus overload tsis ua hauj lwm, uas ua rau kom ceev attenuation ntawm locking quab yuam, xov rotation loosening, txawm threads thiab stripping.

Self-locking threads faib load tusyees ntawm tag nrho cov sib koom xov lem ntawm wedge-zoo li tus nqes hav, realizing synchronous kev nyuaj siab ntawm tag nrho cov xov. Nws zam cov xov hauv zos overload tsis ua hauj lwm, tshem tawm bolt loosening los ntawm kev vibration hauv paus, thiab ua tiav kev txij nkawm-dawb mus sij hawm ntev los tiv thaiv kev xoob.