Cov yas yog siv dav hauv cov khoom siv kho mob, tsheb, thiab cov khoom siv niaj hnub vim lawv qhov zoo heev, suav nrog lub teeb yuag, kev cuam tshuam zoo, zoo pob tshab, zoo rwb thaiv tsev, zoo moldability, zoo colourability, thiab cov nqi qis. Txij li thaum cov tib neeg thaum ntxov tau sim muab hmuv rau cov ceg ntoo, kev sib sau ua ke yog ib qho tseem ceeb ntawm tib neeg kev ua haujlwm, thiab qhov kawg ntawm cov khoom yas feem ntau yog nyob ntawm txoj kev sib txuas ntawm lawv. Cov kws tshawb fawb thiab cov kws tshaj lij engineers tau tsim ntau txoj kev sib txuas ntawm cov yas sib txawv los ntawm kev tshawb fawb thiab xyaum ua ntev ntev.
Tsab ntawv xov xwm no muab cov lus qhia luv luv rau cov thev naus laus zis txuas nrog cov yas no, vam tias yuav muab kev siv rau cov neeg tsim qauv hauv cov haujlwm muaj feem xyuam thaum xaiv cov txheej txheem kev sib txuas yas.
1. Adhesive Bonding
Adhesive bonding yog hais txog cov txheej txheem ntawm kev sib koom ua ke ntawm homogeneous lossis heterogeneous khoom ua ke siv cov nplaum. Adhesives yog tej yam ntuj tso los yog hluavtaws, organic los yog inorganic tshuaj uas muaj peev xwm sib txuas ob los yog ntau qhov chaw los yog cov ntaub ntawv ua ke los ntawm interfacial adhesion thiab cohesion. Lawv raug hu ua adhesives, bonding agents, thiab feem ntau abbreviated li kua nplaum. Hauv luv luv, adhesives yog cov khoom uas khi cov ntaub ntawv ua ke los ntawm kev sib txuas.
2. Solvent Bonding
Qhov no yog hais txog cov txheej txheem uas cov kuab tshuaj dissolves cov yas nto, ua rau cov khoom sib tov. Thaum cov kuab tshuaj evaporates, ib qho kev sib koom ua ke yog tsim.
3. Fastener Bonding
Fastener bonding yog hais txog kev siv cov fasteners los txuas cov khoom yas, nrog rau cov xovxwm - haum fasteners, tus kheej -tapping screws, thiab bolts. Nias-fit fasteners feem ntau txuas cov khoom yas los ntawm kev tsim kom muaj kev cuam tshuam ntawm kev sib tw ntawm lawv lub shank thiab lub qhov hauv cov yas. Tus kheej-tapping screws siv tus kheej-tapping threads los txuas yam tsis muaj qhov drilling.
4. Pob khawm Bonding
Yas hinges tuaj yeem muab faib ua peb hom: ib zaug -daim pob khawm sib xyaw, ob- thooj pob khawm sib xyaw, thiab ntau- daim ua ke hinges. Ib qho - cov pob khawm sib xyaw ua ke yog tsim los ntawm molding ob qhov chaw ua ib chav tsev, tsis tas yuav muaj cov khoom ntxiv. Ob -cov pob khawm sib xyaw ua ke yog tsim los ntawm molding ob qhov sib cais yas thiab tom qab ntawd sib dhos ua ke. Ntau-cov pob khawm ua ke, nrog rau kev tsim ob qho tib si yas, xav tau cov khoom ntxiv xws li cov pas nrig lossis cov pob khawm hlau. Nws qhov zoo muaj xws li rov qhib thiab kaw, thiab cov pob khawm sib xyaw feem ntau yog tsim los ntawm sab hauv lossis ze rau sab hauv ntawm lub thawv, yog li txo qhov loj ntawm tag nrho cov khoom. Qhov tsis zoo muaj xws li cov kev xav tau siab tshaj plaws rau molding, feem ntau cov pwm nyuaj, thiab xav tau kev txhim kho ntau yam hauv kev tsim qauv tsim ntawm lub pob khawm txav.
5. Ntxig Moulding
Insert molding yog hais txog cov txheej txheem molding uas ua ntej -npaj ntxig ntawm cov khoom sib txawv tau muab tso rau hauv cov pwm txhaj tshuaj, ua raws li kev txhaj tshuaj. Cov khoom molten bonds nrog cov ntxig thiab solidifies, tsim ib qho - khoom. Threaded inserts yog thawj txoj hauv kev tsim cov xov hauv cov yas, muab kev sib txuas zoo dua li tus kheej -tapping threads. Inserts tsis txwv rau cov hlau; lawv tuaj yeem ua los ntawm cov ntaub, ntawv, hlau, yas, iav, ntoo, coils, cov khoom siv hluav taws xob, thiab lwm yam. Ntxig molding siv kev sib xyaw ua ke ntawm cov khoom siv insulating ntawm cov cob thiab cov khoom siv hluav taws xob ntawm cov hlau los tsim cov khoom pwm uas ua tau raws li cov haujlwm tseem ceeb ntawm cov khoom siv hluav taws xob. Hauv -pwm kho kom zoo nkauj (IMD) yog lub tshuab kho kom zoo nkauj thoob ntiaj teb nrov. Nws yog dav siv hauv kev kho kom zoo nkauj thiab kev ua haujlwm tswj vaj huam sib luag rau cov khoom siv hauv tsev, tsheb dashboards, cua txias vaj huam sib luag, xov tooj ntawm tes / lo ntsiab muag, tshuab ntxhua khaub ncaws, tub yees, thiab lwm yam. IMD suav nrog kev tso cov ntawv ua ntej- luam ntawv zoo nkauj rau hauv cov pwm txhaj tshuaj, tom qab ntawd txhaj cov resin rau sab nraub qaum ntawm daim ntawv, tso cai rau cov resin txuas nrog daim ntawv thiab kho.
Lub ntsiab kom zoo dua ntawm insert molding yog kev sib xyaw ua ke ntawm qhov yooj yim ntawm molding thiab yooj ntawm resin nrog lub rigidity, lub zog, thiab kub tsis kam ntawm hlau, tso cai rau lub zog tsim ntawm complex thiab intricate integrated hlau - cov khoom yas.
6. Ntau-ib feem Moulding
Multi-ib feem molding, tseem hu ua ob- xim txhaj tshuaj molding, yog hais txog ib txoj kev molding uas txhaj ob hom xim sib txawv rau hauv tib lub pwm. Nws tso cai rau ob qho xim sib txawv hauv qhov molded, thiab tuaj yeem tsim cov qauv tsis tu ncua lossis huab cua tsis tu ncua -zoo li cov qauv tsim, txhim kho ob qho tib si practicality thiab zoo nkauj ntawm ib feem.
Daim duab hauv qab no qhia txog lub hauv paus ntsiab lus ntawm ob - xim txhaj tshuaj molding. Nws siv ob lub thoob, txhua tus muaj cov qauv thiab kev ua haujlwm zoo li tus qauv txhaj tshuaj molding chim. Txhua lub thoob muaj nws tus kheej cov channel txuas mus rau lub nozzle, thiab lub valve qhib / tawm yog ntsia rau hauv lub nozzle channel. Thaum lub sij hawm molding, tom qab cov khoom molten yog yas nyob rau hauv lub chim, lub on / off valve tswj qhov kev txiav txim nyob rau hauv uas cov khoom molten nkag mus rau hauv lub nozzle thiab qhov feem ntawm cov khoom tawm, ua ntej nws yog txhaj rau hauv pwm kab noj hniav. Qhov no ua rau ntau yam khoom siv yas nrog cov xim sib txawv sib xyaw.
7. Moulded Threaded txuas
Moulded threaded kev sib txuas xa mus ncaj qha molding threads mus rau cov khoom yas los ntawm kev tsim cov pwm txhaj tshuaj, yog li ua tiav kev sib txuas nrog lwm cov xov uas muaj tib tus hniav profile, nominal txoj kab uas hla, thiab lwm yam tsis.
Cov xov ntawm cov khoom yas muab faib ua cov xov sab nraud thiab cov xov sab hauv. Cov xov sab nraud feem ntau yog demolded siv lub slider, thaum cov xov sab hauv yog demolded siv txoj kev sib txuas threaded. Cov xov sab nraud muaj cov qauv yooj yim dua, tab sis tom qab molding, cov kab sib cais yog sab laug ntawm cov khoom yas. Yog tias cov kab sib cais yog qhov pom tseeb, lawv yuav cuam tshuam rau cov khoom muag thiab qhov haum ntawm cov xov. Lub hauv paus ntsiab lus yog tias cov lus qhia inclined ncej swb qhib, thiab tom qab ntawd tus pin ejector thawb cov khoom tawm. Internal xov pwm tuaj yeem muab faib ua: 1. Forced unthreading qauv (non-rotational). 2. Tsis yog- yuam unthreading (rotational). Tam sim no, molded threads yog siv nyob rau hauv lub raj mis cap manufacturing.
8. Tapping Xov txuas
Yas tapping xov txuas yog hais txog qhov drilling qhov hauv cov yas thiab tom qab ntawd tapping los ua cov xov, uas yog siv los txuas nrog lwm qhov chaw. Txoj kev no zoo ib yam li cov khoom siv hlau.
Nws qhov zoo yog: cov txheej txheem no tsis muaj qhov yuav tsum tau ua ntawm cov duab ntawm cov yas, thiab qhov chaw tso qhov tseeb tuaj yeem tau txais los ntawm cov cuab yeej siv tshuab precision.
9. Siab haum
Siab haum, tseem hu ua quab yuam haum, cuam tshuam haum, thiab shrinkage haum, koom nrog ib tug ncej thiab lub qhov nrog ib tug cuam tshuam haum kev sib raug zoo nyob rau hauv ib tug tej lub siab. Xwb, lub qhov tuaj yeem nthuav dav los ntawm cua sov los yog lub taub hau tuaj yeem txo los ntawm kev ua kom txias. Tom qab sib dhos, ob qhov chaw rov qab mus rau qhov kub thiab txias, ua rau muaj kev cuam tshuam zoo. Nws siv lub elastic deformation ntawm lub qhov thiab ncej nyob rau hauv cov yas txuas txuas mus rau kis ib tug tej yam torque los yog axial quab yuam tom qab sib dhos . 10. Snap- haum Connection
Snap-kev sib txuas haum yog cov cuab yeej siv rau kev sib tshuam lossis kev xauv ntawm ib feem mus rau lwm qhov, feem ntau yog siv los txuas cov khoom yas. Cov khoom siv feem ntau yog cov yas hloov tau yooj yim. Qhov zoo tshaj plaws ntawm snap- haum kev sib txuas yog lawv qhov yooj yim ntawm kev teeb tsa thiab disassembly, tso cai rau cov cuab yeej- tshem tawm dawb.
Feem ntau, ib qho snap -fit muaj lub luag haujlwm thiab lub fastener. Lub luag haujlwm ntawm qhov chaw qhia lub snap- haum rau nws txoj haujlwm teeb tsa kom zoo, raug, thiab nrawm. Lub fastener ruaj ntseg snap- haum rau lub hauv paus thiab tiv thaiv kom tsis txhob poob thaum siv. Nyob ntawm daim ntawv thov thiab cov kev xav tau, cov fasteners muab faib ua detachable thiab tsis yog -detachable fasteners. Detachable fasteners feem ntau yog tsim los kom lub snap- haum disengages nyob rau hauv ib tug tej yam sib cais quab yuam, cais ob qhov txuas. Cov snaps no{10}}fits feem ntau yog siv los txuas ob qhov chaw uas yuav tsum tau nquag disassembled. Tsis yog- cov fasteners detachable yuav tsum tau phau ntawv tilting cais ob qhov chaw thiab feem ntau yog siv rau kev sib txuas thiab kev ruaj ntseg qhov chaw uas tsis tas yuav disassembled thaum siv.
11. Yas Riveting
Riveting yog txheej txheem tshwj xeeb yog siv los koom nrog cov khoom sib txawv (xws li, yas thiab hlau). Ib feem muaj rivet uas txuas mus rau hauv ib lub qhov nyob rau lwm qhov. Tom qab ntawd lub rivet yog deformed los ntawm cov dej txias los yog melting ntawm cov yas, ua ib lub taub hau rivet uas mechanically kaw ob qhov chaw ua ke. Ntau yam rivet lub taub hau tsim tuaj yeem tau los ntawm kev hloov cov qauv ntawm lub taub hau vuam.
Cold Riveting: Nyob rau hauv txias riveting, lub rivet yog deformed nyob rau hauv siab siab. Cov dej txias ua rau muaj kev ntxhov siab nyob rau hauv cheeb tsam rivet, yog li nws tsuas yog tsim nyog rau cov yas uas muaj ductility zoo.
Kub Riveting: Nyob rau hauv kub riveting, lub vuam lub taub hau yog rhuab los ntawm compression, yog li yuav tsum tau tsawg dua lub siab los tsim lub rivet taub hau ntawm lub rivet, thiab tsawg residual stress yog generated nyob rau hauv lub taub hau rivet. Nws tuaj yeem siv rau ntau yam ntawm cov ntaub ntawv thermoplastic ntau dua li qhov txias riveting, suav nrog iav - cov ntaub ntawv sau. Qhov zoo ntawm qhov sib koom ua ke nyob ntawm kev tswj cov txheej txheem tsis: kub, siab, thiab lub sijhawm.
Kub Gas Riveting: Nyob rau hauv cov roj kub kub riveting, lub rivet yog rhuab los ntawm ib tug kwj ntawm superheated huab cua, nrog tshav kub kis los ntawm cua kav nyob ib ncig ntawm lub rivet. Tom qab ntawd, tus ywj siab txias vuam lub taub hau yog qis dua kom compress lub rivet.
Ultrasonic Riveting Vuam: Hauv ultrasonic riveting vuam, lub zog ultrasonic muab los ntawm vuam taub hau melts lub rivet. Thaum lub sij hawm tas mus li ntawm lub vuam taub hau, cov khoom molten rivet ntws mus rau hauv cov kab noj hniav hauv lub vuam taub hau, tsim cov kev xav tau rivet taub hau tsim.
Yas Tshooj Vuam Txheej Txheem
Lub hauv paus ntsiab lus ntawm vuam yog tib yam: ua ntej, qhov chaw mating ntawm ob qhov yas yuav tsum tau welded yog rhuab kom yaj; Tom qab ntawd, mating siab ntawm vuam qhov chaw yog nce, thiab lub siab yog tswj nyob rau hauv ib tug tej lub sij hawm kom txog rau thaum lub vuam nto solidify, qhia tau hais tias zoo welding.
12. Induction Vuam
Qhov no feem ntau yog siv high- cov khoom siv zaus nrog siab -voltage rectification los tsim cov hluav taws xob hluav taws xob yoj tam sim no hluav taws xob los ntawm kev oscillation instantaneous ntawm lub siab - zaus electron raj. Cov molecules sab hauv ntawm cov txheej txheem PVC, TPU, EVA, PET, thiab lwm yam ntaub ntawv yas tsim polarized kev sib txhuam thiab cua sov nyob rau hauv lub electromagnetic yoj hluav taws xob teb. Ua ke nrog qee qhov siab, qhov no ua tiav cov nyhuv fusion rau cov khoom yas kom sov-welded.
13. Rotary Vuam
Kev sib txhuam kev sib txhuam vuam tshuab feem ntau yog siv los vuam ob lub voj voog thermoplastic workpieces. Thaum lub sij hawm vuam, ib qho workpiece yog tsau rau ntawm lub hauv paus pwm, thaum lwm qhov workpiece tig rau saum npoo ntawm lub workpiece ruaj. Vim yog lub siab ua haujlwm ntawm ob lub workpieces, cov cua sov uas tsim los ntawm kev sib txhuam ntawm cov workpieces melts cov chaw sib cuag, tsim cov khoom ruaj khov thiab kaw. Qhov chaw rotary welding yuav tsum tig rau lub sijhawm teem sijhawm thiab tom qab ntawd nres ntawm qhov chaw teeb tsa, ua rau muaj kev sib txuas mus tas li.
14. Kub phaj Vuam
Cov phaj kub welding yuav tsum muab cov npoo ntawm ob qhov yas los koom rau ntawm lub ntsuas cua sov- tswj cov phaj kub thiab cua sov kom txog rau thaum cov npoo yaj. Tom qab ntawd, ib qho me me ntawm lub siab yog siv los nias lub softened nto ua ke kom ua tiav qhov kev sib txuas (saib daim duab). Lwm txoj kev siv cov phaj kub kub sealing txheej txheem muaj xws li stacking ob qhov chaw yuav tsum tau koom ua ke, siv cov khoom cua sov kom sov lub tshav kub sealing phaj, txo nws mus rau sab sauv ntawm ob qhov chaw, thiab siv siab rau lub tshav kub sealing phaj. Lub tshav kub sealing phaj melts qhov chaw sib cuag ntawm ob qhov chaw thiab tom qab ntawd solidifies los koom ua ke. Cov txheej txheem no tsuas yog siv rau kev sib khi thiab koom nrog cov ntaub ntawv polymer resin thiab cov khoom yas.
15. Kub Gas Vuam
Muaj peb txoj hauv kev ntawm cov roj kub welding: qhov chaw vuam, cov roj kub mus tas li, thiab cov khoom siv extrusion. Lawv lub hauv paus ntsiab lus tseem ceeb yog tib yam: cov huab cua tsim los ntawm lub cev muaj zog tshem tawm cov cua sov uas tsim los ntawm cov cua sov xaim, tsim cov cua kub uas ua rau ob qho tib si yas yuav tsum tau welded mus rau lub xeev molten nrog lub vuam pas nrig, yog li khi lawv ua ke thiab ua tiav lub hom phiaj vuam. Spot welding yog siv los kho qhov chaw ua ke ua ntej vuam mus tas li.
Spot welding yog ib qho txheej txheem vuam ib ntus uas tsis tas yuav tsum tau vuam rods tab sis yuav tsum muaj qhov chaw vuam nozzle.
Kev ruaj ntseg vuam siv vuam rods ntawm tib yam khoom raws li cov khoom uas tau welded. Lub vuam nozzle txav nrawm nrawm rov qab mus rau hauv cov kiv cua zoo tshaj qhov chaw vuam kom txog rau thaum V- zawj thiab vuam pas nrig soften txaus rau welding. Feem ntau, cov menyuam kub yog siv los nias lawv ua ke. Extrusion welding yog hais txog cov txheej txheem uas muab tub lim, yog pub los ntawm ib lub funnel hauv granular daim ntawv los yog raws li welding rods ntawm ib lub tog raj kheej, yog extruded los ntawm ib zaug xwb - ntsia hlau extruder tsav los ntawm lub tshuab hluav taws xob. Cov cua sov ua tiav siv cov cua kub cua sov los yog cov roj kub kub, thiab cov chaw sib txuas yog preheated nrog cov roj kub txuas nrog lub extruder. Thaum kawg, tus muab tub lim thiab cov workpieces yaj ua ke, tsim ib daim ntawv cog lus.
16. Ultrasonic Vuam
Ultrasonic vuam siv lub tshuab hluav taws xob ultrasonic los hloov 50/60 Hz tam sim no rau hauv 15, 20, 30, lossis 40 kHz hluav taws xob. Qhov siab - zaus hluav taws xob lub zog no yog tom qab ntawd hloov mus rau hauv cov tshuab hluav taws xob ntawm tib zaus los ntawm lub tshuab hloov pauv. Qhov no mechanical motion yog ces kis mus rau lub vuam taub hau ntawm ib tug amplitude converter. Lub taub hau vuam xa cov kev vibration tau txais mus rau qhov sib koom ua ke ntawm cov khoom ua haujlwm yuav tsum tau welded. Nyob rau hauv cheeb tsam no, lub zog vibration yog hloov mus rau hauv lub zog hluav taws xob los ntawm kev sib txhuam, ua rau cov chaw sib cuag ntawm ob lub plastics kom yaj sai heev. Nyob rau hauv siab, lawv fuse ua ke. Tom qab lub ultrasonic tsis nres, lub siab yog khaws cia rau ob peb feeb kom solidify thiab tsim ib tug muaj zog molecular saw, ua tiav lub hom phiaj vuam. Lub zog vuam tuaj yeem ncav cuag lub zog ntawm cov khoom qub. Ultrasonic nthwv dej tuaj yeem siv tsis tau tsuas yog rau vuam tawv thermoplastics tab sis kuj ua cov ntaub thiab cov yeeb yaj kiab.
Lub ntsiab Cheebtsam ntawm ib tug ultrasonic vuam system muaj xws li ib tug ultrasonic generator, ib tug transducer / amplifier / vuam taub hau sib dhos, pwm, thiab ib tug ncej.
Qhov zoo ntawm ultrasonic yas vuam nyob ntawm peb yam: lub amplitude ntawm lub transducer / vuam taub hau, lub siab thov, thiab lub sij hawm vuam. Lub sij hawm vuam thiab vuam lub taub hau siab yog adjustable, thaum lub amplitude yog txiav txim los ntawm lub transducer thiab amplitude transformer.
17. Vibration Vuam
Vibration welding muaj rau 6 tus txheej txheem: vuam lub sij hawm, tuav lub sij hawm, vuam siab, amplitude, zaus, thiab voltage.
Kev co vuam yog muab faib ua: linear vibration vuam, taug qab kev co vuam, thiab angular vibration vuam.
Linear vibration kev sib txhuam vuam siv cov kev sib txhuam kub uas tsim los ntawm qhov chaw sib cuag ntawm ob lub workpieces los yaj cov yas. Thaum tshav kub kub lub zog yog tsim los ntawm reciprocating txav ntawm ib qho chaw ua hauj lwm ntawm lwm qhov chaw nrog ib qho kev txav los yog amplitude nyob rau hauv siab. Thaum qhov kev xav tau vuam tau tiav lawm, qhov kev vibration nres, tab sis lub siab tseem siv rau ob qho tib si workpieces kom txias thiab solidify qhov welded feem, tsim ib daim ntawv cog lus nruj.
Orbital vibration kev sib txhuam vuam yog ib txoj hauv kev uas siv cov hluav taws xob sib txhuam. Nyob rau hauv orbital vibration kev sib txhuam vuam, lub workpiece sab sauv txav raws lub orbit ntawm ib tug ceev ceev -circularly nyob rau hauv tag nrho cov lus qhia. Qhov kev txav no ua rau lub zog cua sov, ua rau cov welded feem ntawm ob qhov yas kom ncav cuag lawv qhov melting point. Thaum cov yas pib yaj, lub zog nres, thiab cov welded feem ntawm ob lub workpieces solidify thiab khov kho ua ke. Cov clamping me me ua rau muaj qhov deformation tsawg heev ntawm cov khoom ua haujlwm, thiab cov khoom ua haujlwm nrog txoj kab uas hla mus txog 10 ntiv tes tuaj yeem welded siv orbital vibration kev sib txhuam vuam.
Angular vibration welding muaj xws li ib tug workpiece rotating ib ncig ntawm lub fulcrum; kev lag luam muaj angular vibration vuam tshuab tam sim no tsis tshua muaj.
18. Laser Vuam
Laser welding yog ib qho cuab yeej siv hluav taws xob uas tsim los ntawm lub teeb ci laser los yaj cov chaw sib cuag ntawm cov yas, yog li kev sib txuas cov nplooj ntawv thermoplastic, zaj duab xis, lossis molded qhov chaw ua ke.
Nws tau tshwm sim thawj zaug hauv xyoo 1970s, tab sis vim nws cov nqi siab, nws tsis tuaj yeem sib tw nrog cov khoom siv yas ua ntej, xws li kev co vuam thiab cov phaj kub vuam. Txawm li cas los xij, txij li nruab nrab xyoo 1990 mus txog rau, raws li tus nqi ntawm cov cuab yeej siv rau kev siv laser vuam tau txo qis, cov cuab yeej no maj mam tau txais ntau qhov chaw.
Laser welding yog qhov tshwj xeeb tshaj yog thaum cov khoom yas sib txuas yog cov ntaub ntawv meej heev (xws li cov khoom siv hluav taws xob) lossis xav tau ib puag ncig tsis muaj menyuam (xws li cov khoom siv kho mob thiab ntim khoom noj). Laser welding yog ceev, ua rau nws tshwj xeeb tshaj yog haum rau kev sib dhos kab ua ntawm tsheb yas qhov chaw. Tsis tas li ntawd, laser vuam tuaj yeem txiav txim siab rau cov geometry nyuaj uas nyuaj rau kev sib txuas siv lwm txoj kev vuam.
Qhov zoo ntawm laser welding feem ntau suav nrog: cov khoom siv vuam tsis tas yuav tsum tau hu rau cov khoom yas uas raug khi; nws yog ceev; cov cuab yeej muaj qib siab ntawm automation, ua kom yooj yim rau kev ua cov khoom yas nyuaj; nws tsis tsim burrs; lub weld muaj zog; nws muaj peev xwm tsim tau siab - precision welds; nws yog ib qho kev vibration-dawb thev naus laus zis; nws tuaj yeem tsim airtight lossis nqus tsev vacuum- kaw cov qauv; nws txo qis thermal puas thiab thermal deformation; thiab nws tuaj yeem khi cov resins sib txawv los yog xim ua ke.
19. Kub Hlau Vuam
Kub hlau welding, tseem hu ua kuj welding, siv ib tug hlau hlau los khi ob yas qhov chaw.
Thaum tshav kub kub yog pauv ntawm cov khoom yas, melting lawv qhov chaw, thiab lub siab yog siv los koom ua ke.
Ib lub hlau hlau yog muab tso rau ntawm ib qho chaw ntawm qhov chaw yuav tsum tau koom nrog. Thaum tam sim no dhau los ntawm cov hlau, nws qhov kev tiv thaiv ua kom sov, uas yog tom qab ntawd xa mus rau cov khoom yas. Tom qab welding, cov hlau tseem nyob hauv cov khoom yas, thiab qhov txuas ntxiv tshaj qhov sib koom ua ke raug txiav tawm. grooves los yog lwm qhov chaw tsim qauv feem ntau yog tsim los rau hauv cov khoom kom ntseeg tau tias cov hlau nyob hauv txoj haujlwm raug.
