Koj puas paub daim ntawv thov ntawm polyamide (PA) sib xyaw ua ke hauv tsheb ciav hlau hla kev?
Kev hla ciav hlau yog hais txog kev siv tsheb ciav hlau rau cov neeg ua haujlwm, muaj kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev tiv thaiv kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev nyab xeeb ceev, kev tiv thaiv kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, muaj kev nyab xeeb ceev, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, kev nyab xeeb, muaj kev nyab xeeb ntawm cov teeb meem tsheb khiav hauv thiab ntawm cov nroog yav tom ntej.
Polyamide, feem ntau yog hu ua Nylon, muaj cov khoom siv hluav taws xob, cov roj hluav taws xob tiv thaiv, cov tshuaj tiv thaiv kev tiv thaiv tus kheej, tshuaj lom neeg ua haujlwm thiab moulding txheej. Polyamide cov ntaub ntawv siv hauv kev tsheb hla kev hloov pauv xws li cov chaw ua haujlwm zoo, txo cov ntsuas kev kho, txo cov kev ua haujlwm zoo ntawm cov tsheb ciav hlau siab ntawm cov tsheb ciav hlau siab. Polyamide cov khoom sib xyaw yog dav siv hauv kev hla kev tsheb ciav hlau.
1.Daim Ntawv Thov Kev Polyamide Composite Cov Khoom Siv Hauv Kev Txuas Khoom Siv Egineering Engineering
Kev kub ceev ceev xav tau lawv cov qauv txheej txheem kom muaj kev ruaj khov, ruaj khov thiab tsim nyog kom ua tiav cov khoom zoo thiab kev saib xyuas qis. Yog li ntawd, qhov kev tau muaj dua yog muab rau pem hauv ntej rau cov khoom siv polymer hauv cov qauv hauv orbital. Kev txhim kho ntawm cov plastics kev lag luam thiab kev nce qib ntawm cov khoom siv thiab cov khoom siv ua kom zoo dua qub, tshwj xeeb yog cov khoom siv ua kom yooj yim txhim kho polyamide engineering kuj yog ntau dua thiab muaj ntau dua thiab muaj ntau dua thiab ntau dua thiab muaj ntau dua thiab muaj ntau dua thiab muaj ntau dua thiab muaj ntau dua thiab muaj ntau dua thiab muaj ntau dua thiab muaj ntau ntxiv.
1.1Daim ntawv thov cov fasteners hauv kev tsheb nqaj hlau
Lub tshuab ceev dua yog nruab nrab sib txuas seem txuas cov hlua thiab cov pw tsaug zog. Nws lub luag haujlwm yog los kho txoj kev tsheb nqaj hlau rau tus neeg pw tsaug zog, tswj hwm lub ntsuas cua thiab tiv thaiv kev sib tw ntev thiab tom qab kev sib tw ntawm kev pw tsaug zog. Ntawm cov kev khiav ntawm cov neeg ua pob zeb ua vaj tse lub fasters, lub fasteners kuj yuav tsum tau muaj elasticity txaus vim cov neeg tsis huv ntawm cov neeg ua haujlwm zoo ntawm cov neeg ua haujlwm. Yog li no, cov fasteners yuav tsum muaj lub zog txaus, durability thiab ib qho kev ywj pheej, thiab muaj txiaj ntsig zoo sib txuas ntawm kev sib txuas thiab tus neeg pw tsaug zog. Ib qho ntxiv, lub nrawm nrawm yog yuav tsum muaj ob peb ntu, yooj yim installation thiab yooj yim disassembly. Cov khoom siv polyamide muaj zog, tiv thaiv kev tiv thaiv, muaj lub zog zoo, muaj zog hloov kho thiab muaj peev xwm ua tau raws li cov cai saum toj no.
1.2 Daim ntawv thov nyob rau hauv kev tsheb nqaj hlau
Ib qho kev hloov pauv yog cov kab txuas txuas uas ua rau cov khoom siv dov mus rau ib txoj hlua mus rau lwm qhov; Nws yog ib qho tseem ceeb ntawm kev tsheb ciav hlau. Nws txoj haujlwm ib txwm yog qhov pib tau lees paub tias tsav tsheb nyab xeeb. Nrog rau kev txhim kho ntawm Tuam Tshoj txoj kev tsheb nqaj hlau kev tsheb ciav hlau kuj tseem txuas ntxiv ua tiav cov thev naus laus zis tshiab, cov ntaub ntawv tshiab thiab cov txheej txheem tshiab. Txo qhov kev hloov dua siab tshiab ntawm kev rov qab thiab txhim kho kev ntseeg siab ntawm cov roj av ib txwm yog lub hom phiaj ntawm cov chaw tsheb ciav hlau thiab txawv teb chaws. Cov khoom siv polyamide muaj cov roj tsis kam, hnav tsis kam, tus kheej lubrication, yog li nws tau ua tiav cov txiaj ntsig zoo hauv kev ua haujlwm.
2.Daim Ntawv Thov Kev Polyamide Composite Cov Khoom Siv hauv tsheb ciav hlau
Nrog rau kev txhim kho ntawm Tuam Txhab High-ceev cov tsheb ciav hlau hauv kev ua haujlwm nrawm, kev ua haujlwm me me, cov qauv kev ua tau zoo, cov qauv yooj yim thiab cov khoom siv corrosion. Cov ntaub ntawv sib xyaw ua ke yog siv dav hauv cov tsheb ciav hlau tsheb, thiab cov ntaub ntawv thiab tsim cov txheej txheem rau cov tsheb ciav hlau tau zoo dua.
2.1Dov Cov Kab Mob Cag Lim
Lub log ntawm cov neeg caij tsheb muaj cov kabmob siab heev, uas yuav tsum muaj kev ntseeg siab, tab sis kuj tseem yooj yim tu, yog li cov kabmob rob hauv lub tawb ua lub luag haujlwm tseem ceeb heev. Cov ntaub ntawv Polyamide muaj cov yam ntxwv ntawm elasticity, kev ua haujlwm tsis kam, thiab ua kom muaj kev ruaj ntseg, thiab ua kom muaj kev nyab xeeb yooj yim, thiab ua kom muaj kev nyab xeeb yooj yim thiab hnyav thiab hnyav. Cov kabmob no tau siv cov iav fiber ntau ntxiv thiab graphite lossis molybdenum fiber ntau li roj nplua nyeem, uas muaj qhov ntom ntom ntom ntom thiab lub teeb. Qhov no hom tawb tau siv dav hlau, xws li Sweden's SKF lub tuam txhab ntawm cov neeg caij tsheb thiab cov fiber ntau ntxiv rau pa66 composite khoom los ua cov tawb. Cylindrical bearing tawb rau suburban thauj cov tsheb thiab cov tsheb loj hauv Tebchaws Yelemees tau sim ntau lab zaus. Lavxias tau txhim kho cov bearing nylon ntawm cov kabmob nylon tau muaj peev xwm txhim kho cov kabmob bearent thiab ua kom muaj kev nyab xeeb rau kev nyab xeeb tsav tsheb. Tuam Tshoj Dalian Diesel locomotive kev tshawb nrhiav lub koom haum nqa tawm cov kev tshawb fawb nylon yas txhawb nqa ntau dua 200,000 mais ntawm kev sib tw sib tw.
2.2 bogie core disc hnav disc
Lub Bogie yog ib qho tseem ceeb tshaj plaws hauv cov qauv tsheb ciav hlau, ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa lub cev tsheb thiab ua kom muaj kev nyab xeeb ntawm lub tsheb. Cov tub ntxhais disc hnav disc yog ib qho tseem ceeb ntawm lub bogie, uas tau teeb tsa nyob hauv nruab nrab ntawm bogie hauv ncoo, thiab txhawb nqa tag nrho lub cev ua ke nrog sab laj. American kev cob qhia nylon cov kab tawm ntawm kev thab plaub thaum ntxov li 60s ntawm lub xyoo pua xeem, thiab nthuav tawm daim ntawv thov rau hauv ncoo txee. Bogies yog raug rau overload loads, uas xav tau cov ntaub ntawv nrog lub zog siab, yooj thiab ruaj khov. MBT USA siv cov khoom siv UHM-WPE los ua kom tau cov bogie bearings kom tau raws li cov cai no, thiab siv nylon li cov kabmob sab ntawm kev tsheb ciav hlau tsheb ciav hlau. Nylon sab bearings thiab cov lus qhia cov kab ntawv thav duab yog siv rau GSI hom bogies rau kev tsheb ciav hlau hnyav. Lub Chicago thiab Northwest Railroad siv nylon rau kev coj cov ntaub qhwv thiab khi quab ncej rau GPSO Lito locomotive bogies. Txhawm rau daws cov hnav nruab nrab ntawm cov ntaub ntawv sab saud, tsis muaj zog ntawm lub tsheb, thiab txuas ntxiv cov khoom siv rau tus kheej kom txo qis, uas tau thov rau yob Tshuag. Cov ntaub ntawv polymer xws li iav Fiber ntau txhawb kev nylon, roj-siab yog siv rau cov khoom siv hlau los hloov cov tsheb corners. Polyamide thiab lwm cov ntaub ntawv hloov tau zoo hnav tsis kam thiab lubrication tus kheej, ua kom muaj kev nyab xeeb nrog me me lossis tsis muaj roj. German cov tsheb thauj khoom feem ntau siv PA6 ua rau lub plawv discil, Tebchaws Asmeskas feem ntau yog siv ultra-siab siv cov pa hluav taws xob ntau li lub siab disc lir.
3. Daim ntawv thov ntawm polyamide cov khoom siv hauv kev tsheb ciav hlau hluav taws xob
Kev sib txuas lus kev sib txuas lus yog cov hlab ntsha ntawm tag nrho cov kev tsheb ciav hlau thauj khoom. Taug qab cov voj voog yog qhov tseem ceeb ntawm cov chaw ua haujlwm tej chaw ua haujlwm ntawm kev tswj tsis siv neeg ntawm kev tswj cov tsheb ciav hlau ntawm cov khoom siv tsheb ciav hlau. Cov ntaub ntawv Polyamide tuaj yeem siv rau taug qab cov lus qhia uas cov cim kev sib txuas lus ntau dua, kom tsav tsheb tsis zoo thiab txhim kho kev nyab xeeb tsav tsheb.
3.1 Cov Khoom Siv Rwb Thaiv Rwb
Rail rwb thaiv tsev yog ib qho ntawm theem pib ntawm cov ciav hlau sib txuas. Ntxiv rau kom ua kom muaj kev ua haujlwm ib txwm ntawm cov ciav hlau, kev sib tw khiav yuav tsum tsis txhob txo cov neeg kho tshuab lub zog ntawm kev sib koom tes. Qhov no yuav tsum tau rwb thaiv cov ntaub ntawv rwb thaiv tsev nrog cov khoom rwb thaiv tsev zoo thiab muaj zog compressive. Vim tias qhov kev tiv thaiv kev nyab xeeb ntawm huab cua thiab ib puag ncig thiab kev ua haujlwm txuas ntxiv ntawm lwm txoj kev ua haujlwm tsheb ciav hlau ua haujlwm, Rail rwb thaiv tsev yog yooj yim puas. Nws yog qhov tsis muaj zog tshaj plaws hauv kev tsheb nqaj hlau. Cov ntaub ntawv ntawm kev taug qab kev lees txais Pa6, PA66, PA1010, MC Bwb thaiv tsev rwb thaiv tsev, thiab lwm yam.
3.2 Cov cuab yeej tshuaj insulated gauge rods
Kev ciav hlau Rail Insulated Gauge Gauge pas nrig yog ib qho cuab yeej siv los tswj kev nrug deb thiab txhawb nqa kab hauv kev ciav hlau ntu. Kev siv ntawm cov iav fiber ntxiv txhawb nqa pa66 raws li insulator, thiab cov hlau khi kom tau raws li txoj cai ntawm kev ua haujlwm ntawm cov neeg ua haujlwm zoo ntawm cov haujlwm ua haujlwm ntawm cov ciav hlau.
4. Lwm cov kev siv ntawm polyamide cov khoom siv hauv tsheb hla kev tsheb
Tam sim no, Suav yog nyob rau lub sijhawm vam meej ntawm kev tsheb ciav hlau hla kev. Nrog rau kev loj hlob sai ntawm cov ciav hlau tsheb ciav hlau, subway
5.Cov
Nrog rau kev txhim kho kev tsheb nqaj hlau hauv kev ceev, kev nyab xeeb, cov khoom siv polymer ua si thiab cov khoom loj tshaj plaws tom qab hlau thiab pob zeb. Rail Pass Systems yuav dhau los ua ib qho chaw tseem ceeb rau kev txhim kho plastics yav tom ntej, thiab kev ua haujlwm siab polyamide composites tau dhau los ua cov khoom siv thov tshaj plaws. Peb yuav tsum txeeb lub sijhawm no los txhawm rau tshawb nrhiav kom nrawm dua thiab muaj kev lag luam ntawm cov khoom tsim tawm nrog cov cuab yeej kev txawj ntse. Siv zog los txhim kho cov ntawv thov cov khoom siv ntawm cov khoom siv sib xyaw ua ke hauv kev hla kev txhim kho ntawm Tuam Tshoj txoj kev tsheb ciav hlau.
Lub Sijhawm Post: Dec-13-2022