Common Mechanisms hauv Sewing Machine
Tshuab xawsyog tsim los ntawm ntau yam mechanisms, nrog rau lub dav hlau txuas pas nrig mechanisms, cam mechanisms, iav mechanisms, synchronous toothed siv mechanisms thiab qhov chaw txuas pas nrig mechanisms.
1. Planar txuas pas nrig mechanisms
Crank rocker mechanism
Cov duab hauv qab no yog daim duab qhia kev sib kis ntawm lub pedal mechanism ntawm lub tshuab xaws. Nyob rau hauv no crank rocker mechanism, lub reciprocating viav vias ntawm ko taw pedal 3 yog hu ua ib tug rocker, thiab lub crank 1 yog tsav los ntawm kev sib txuas pas nrig 2 kom tiav ib tug tag nrho kev sib hloov.
Nyob rau hauv lub crank rocker mechanism, thaum lub crank yog luv heev, ib tug eccentric log feem ntau yog siv. Cov duab hauv qab no yog cov hniav lifting mechanism ntawm lub tshuab xaws tiaj tiaj. Cov hniav lifting eccentric log 2 fastened mus rau lub ntsiab ncej 1 rotates nrog lub ncej, tsav lub rocker 4 mus rau viav vias los ntawm lub loj txuas pas nrig 3, thiab enables tus pub aub 8 mus nce thiab nqis los ntawm cov hniav lifting ncej 5, rocker 6 , thiab me me txuas pas nrig 7.
Ob chav rocker mechanism
Cov duab hauv qab no yog ob-khoov rab koob mechanism ntawm GN1-1 overlock tshuab xaws. Qhov loj nkhaus koob thav duab 1 viav vias rov qab mus rau ib ncig ntawm lub axis O1, thiab lub me me nkhaus koob ncej 3 viav vias nyob ib ncig ntawm lub axis O2 los ntawm kev sib txuas pas nrig 2. Qhov loj nkhaus koob ncej 1 thiab cov pas nrig txuas 2 tuaj yeem suav tias yog rockers, thiab hom mechanism no hu ua ob lub rocker mechanism.
Crank slider mechanism
Daim duab hauv qab no qhia txog rab koob mechanism ntawm lub tshuab xaws. Kev sib hloov ntawm rab koob bar crank 1 tsav lub koob bar 3 mus rau reciprocate raws cov lus qhia ruaj khov los ntawm kev sib txuas rod 2. Hom tshuab no hu ua crank slider mechanism. Daim duab hauv qab no qhia tau hais tias daim ntaub txiav mechanism ntawm ib rab riam ncaj reciprocating txiav tshuab, thiab nws cov mechanism kuj yog crank slider mechanism.
2. Spatial txuas pas nrig mechanism
Daim duab hauv qab no qhia tau hais tias ob npaug nkhaus koob kis tau tus mob ntawm GN 1-1 hom overlock tshuab xaws. Lub koob nkhaus pob crank 1 nyob rau sab laug kawg ntawm lub ntsiab ncej tsav lub rocker 3 los ntawm kev sib txuas pas nrig 2 kom tiav lub reciprocating viav vias nyob ib ncig ntawm lub loj nkhaus koob ncej O1-O1. Qhov no mechanism yog ib tug spatial crank txuas pas nrig mechanism.
3.Cam mechanism
Hauv cov khoom siv xaws, ntau yam yuav tsum tau ua kom yooj yim thiab meej txav, thiab lub cam mechanism siv qhov tshwj xeeb contour nto ntawm lub cam los tsav cov neeg taug qab kom ua tiav qhov kev txav mus los. Yog li ntawd, cam mechanisms tau siv dav hauv ntau hom tshuab xaws.
Daim duab saum toj no hauv qab no qhia txog cam xov coj-up mechanism ntawm lub tshuab xaws. Thaum lub ntsiab ncej tig, cam groove yuav tsav cov xov nqa qib 4 los ntawm cov menyuam, kom cov xov nqa-up qib fulcrum K ua tiav txoj cai txiav txim siab ua ntej, thiab koom tes nrog lwm cov txheej txheem hauv ib lub tshuab xaws kom tiav cov xov. noj, xov sau, ceev cov stitches, rub tawm cov xov tshiab nyob rau hauv theem, kom xaws tau mus smoothly.
4. Iav mechanism
Lub iav mechanism xa cov lus tsa suab kom raug thiab ntseeg tau, thiab muaj ntau yam kev siv hauv tshuab xaws.
Daim duab hauv qab no yog daim duab qhia kev sib kis ntawm lub ntsiab ncej ntawm lub tshuab ua haujlwm tiaj tiaj-txaj tshuab xaws uas tsav lub rotary nuv ncej los ntawm ob khub ntawm bevel iav. Cov ncej sab sauv 1 xa cov kev sib hloov mus rau ntsug ncej 2 los ntawm ib khub ntawm bevel gears, thiab ntsug ncej 2 xa cov kev sib hloov mus rau hauv qab ncej 3 los ntawm ib tug khub ntawm bevel gears, thiaj li hais tias lub rotary nuv txav.
Tsis tas li ntawd, lub synchronous toothed txoj siv kis tau cov lus tsa suab kom raug, thiab vim yog lub cev hloov tau yooj yim ntawm txoj siv sia synchronous, kev vibration thiab suab nrov ntawm kev sib kis tau zoo heev. Nyob rau hauv xyoo tas los no, nws kuj tau siv dav hauv tshuab xaws.
Nyob rau hauv xyoo tas los no, nrog rau kev loj hlob thiab kev siv tshuab hluav taws xob tswj kev siv tshuab, thawj lub tshuab xaws tau maj mam hloov los ntawm kev xa cov lus tsa suab los ntawm kev tswj xyuas tshuab mus rau kev siv tshuab computer los tswj cov txheej txheem rau kev txav thiab lub zog xa mus nrog kev pab los ntawm hydraulic lossis pneumatic Cheebtsam thiab electromagnets, uas tau zoo heev simplified lub complex qauv ntawm lub tshuab xaws. Qhov no tau tsim cov haujlwm tshiab rau cov tshuab xaws, txo cov kev sib txuas ntawm cov lus tsa suab, ua kom lub sijhawm teb, thiab txhim kho qhov tseeb ntawm qhov kev txiav txim, xws li tsis siv neeg xov txiav, tsis siv neeg xov rub, tsis siv neeg qhov cuab lub zog xaws, tsis siv neeg rov qab xaws, sib txawv stitch ntev sewing, controllable xov nro, tsis siv neeg presser ko taw lifting thiab lwm yam dej num.
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