Kuotcha yamachubu kwa mawaya: kukula, makhalidwe, ntchito. Kutentha shrinkable yamachubu

Kulumikizana ayenera kukhala otetezeka. Ichi ndi chimodzi mwa zinthu zikuluzikulu za ntchito zake.

Mu mafupa a wakuswa kukhudzana zambiri zimachitika, kutenthedwa, kapena ngakhale moto. Choncho, pa mfundo zimenezi kwambiri odalirika kutchinjiriza. Kudalirika angapereke waya kutchinjiriza kuotcha. Mtundu wa chitetezo ndi adakali ndi ubwino ambiri poyerekeza ndi zina kutchinjiriza mankhwala.

ndi kutentha kuotcha yamachubu Kodi

Kuotcha chubu (TUT) - ndi woonda-mipanda chubu cha chuma mapulasitiki, sipangakhalenso wothinikizidwa pansi kutentha popanda akuwonongedwa mu ndondomekoyi. Ndi chubu wakhala ankagwiritsa ntchito mu moyo wa tsiku ndi tsiku ndipo kawirikawiri amagwiritsidwa ntchito ndi amisiri kunyumba.

Kuotcha waya amene miyeso akhoza osiyana kwambiri pamene mkangano, zabwino kuti mwamphamvu popanda voids Kulumikizana zimagwirizana ndi zinthu ziwirizi, si kulenga indentations extraneous, monga ochiritsira zomatira tepi. Komabe, izi si ntchito yokhayo ya mipope yopangidwa ndi zisulo polima.

ubwino m'mbuyo

A kutentha shrinkable chubu, poyerekeza ndi njira zina za kudzipatula mawaya conductive, angapo ubwino.

Choyamba, izo basi kupsa mwamphamvu, sayenda pa mitundu yonse ya zotsatira makina. Kachiwiri, waikidwa chabe zokwanira. Chachitatu, pambuyo m'mbuyo nkhani chubu Amakhala kupereka zina makina bata ndi chinthu chimodzimodzi malo Kulumikizana. Komanso, akuzisunga katundu motalika kokwanira kuti wautali kuposa tepi chomwecho.

kuipa m'mbuyo

The drawback yekha, amene ali matenthedwe shrinkage waya, miyeso imene kusintha irreversibly pamene mkangano - sikutheka zingagwiritsidwenso pambuyo dismantling monga kuchotsa popanda kuwononga zosatheka.

Price kuotcha yamachubu pamwamba pa mtengo wa ochiritsira tepi magetsi, koma si zokwanira kukhala chinthu molimba kusankha zinthu zokutira zitsulo.

Ndipo onse a kuipa n'zotheka - kani, ndi zolakwa za amapanga makamaka.

Katundu wa kutentha shrinkable chubu

Chuma chachikulu cha chubu, kupeza ntchito, luso ndi kusintha m'mimba mwake ndi makulidwe, wothinikizidwa pansi kutentha mu zosiyanasiyana 80-120 ° C. Chubu, koyamba Kutentha kutentha zomwe si kuposa 70 ° C, ntchito zamagetsi.

Osiyana kutentha shrinkable chubu ndi osiyanasiyana kutentha opaleshoni kuyambira -45 ° C kwa + 125 ° C. Pali zipangizo ndi kutentha ngakhale apamwamba ntchito, mpaka 135 ° C. Iwo ntchito makampani magalimoto kupeza mankhwala pafupi ndi injini.

Mtundu muyezo ndi wakuda, sanali muyezo - wofiira, wobiriwira, buluu, chikasu, choyera. Kutentha shrinkable yamachubu ntchito m'madera mandala, kumene kuli kofunika kusunga udindo wa kugwirizana.

Features Ofunika

Malinga katundu polima ndi luso kuti wothinikizidwa zimasiyanasiyana, amene amakhala ndi m'mbuyo waya. Kutalika kwa chubu zikhoza kuchepetsedwa ndi theka ndipo ngakhale kasanu ndi kamodzi. shrinkage chinthu zimasiyanasiyana ambiri kuchokera 2: 1 mpaka 6: 1.

khalidwe lina ndi pamaso pa zomatira wosanjikiza. Kuotcha chubu zomatira ntchito pa nthawi imene kugwirizana kukhudzana ayenera adzatsekeredwa losindikizidwa, kutetezedwa ku chinyezi dzimbiri. Komanso, otentha Sungunulani zomatira padziko lamkati la chubu amapereka mphamvu zina kugwirizana.

Yodziwika ndi kutentha kuotcha chubu ndi kukana kwa atolankhani kuwala ndi mwamakani. Mabukuwa kungakhale mankhwala kapena mafuta zosagwira, kuwala okhazikika (ultrafioetovomu kugonjetsedwa ndi cheza) kapena photoluminescence kwenikweni.

Amasiyana kuotcha chubu ndi polima zikuchokera. Iwo anapanga PVC, polyolefins, elastomers ndi zipangizo zina zomwe zimakhudza kulimbikira kuti cheza ultraviolet kapena moto, katundu makina ndi njira mtundu.

Zofuna zosiyanasiyana mankhwala angathe kuchitidwa machubu ndi makhalidwe ofanana, monga wakuda, ndi polyolefin mandala. The mtundu chiwembu ndi khalidwe la m'mbuyo waya.

dera ntchito

Kuotcha chubu (PANO) Kodi amatumikira kwa waya dera magetsi, ngakhale kuti cholinga chake chachikulu.

Iwo akuwasindikiza ndi kuteteza ku chinyezi, mankhwala dzimbiri, dothi ndi makhalidwe makina. Chubu amateteza mawaya ku kupsyinjika ndi kuteteza malo anaŵerama.

N'zotheka kukonza kutchinjiriza zowonongeka ndi m'chimake a zingwe ndi mawaya, zingwe mitolo.

Kutentha shrinkable yamachubu, miyeso ya moti iye abvale kagawo ku mphete kakang'ono pa waya wa makulidwe alionse, imagwiridwa mu ambiri a mitundu, choncho ndi yabwino kwa olemba. Mwachitsanzo, wofiira chubu gawo kupsa pa mapeto a waya pa kutchinjiriza wosanjikiza, ndipo limatanthauza "kuphatikiza" a DC magetsi dera. Pa "opanda" akonzedwa mphete wakuda mtundu, grounding - lachikasu wobiriwira, mu dera atatu gawo pa magawo a ziwalo - wofiira, wachikasu ndi mitundu wobiriwira.

Woonda kuotcha chubu chimene chingathe kupirira kutentha opaleshoni ndi mkulu zothandiza yokonzanso wa unsembe galimoto pa bolodi magetsi maukonde kusonyeza, mawailesi ndi okamba nkhani.

Osiyanasiyana machubu zipangizo polymeric ntchito zolinga zokongoletsera, ndi kukonza zida za magetsi banja Kulumikizana magetsi.

Miyeso ya kutentha shrinkable yamachubu

opanga zonse amanena zinthu zawo. The chizindikiro chachikulu uliri chubu aliyense kuotcha - awiri pamaso m'mbuyo, kenako.

Kawirikawiri woyamba mwachindunji awiri mkati pamaso shrinkage ndi nusu - kapena awiri, kapena mlingo pa zimene zikhoza masamu. Ambiri ndi muyezo 2: 1 chiŵerengero.

opanga Asian ndi Russian kubala angapo chubu awiri a mamilimita 0.5 kapena 1 mm. opanga European mwachindunji m'mimba mwake mwa mainchesi, kotero kumasulira awiri analandira, mwachitsanzo, 1.6 mamilimita kapena 4.8 mm.

Ngati inu woyenera machubu awiri diameters zofanana, m'pofunika kusankha kwambiri a iwo.

Kutentha shrinkable yamachubu n'kukagulitsa mu kudula mita imodzi kapena kuti kungakhale kovuta ntchito panyumba, coils mamita 25,50,100 kapena zambiri.

Mitundu ya kutentha shrinkable yamachubu

Awiri pambuyo pa shrinkage ndi kutalika - si magawo onse zojambula zomwe kutentha kuotcha yamachubu. Miyeso yace Ngakhale makulidwe isanayambe kapena itatha magetsi.

The makulidwe a chubu akhoza kugawidwa mu mitundu iwiri:

- Pamtendere mipanda, khoma makulidwe pambuyo shrinkage si upambana 1 mm. Iwo ali otchuka, kuphatikizapo ntchito zapakhomo. Wachikuda, wakuda ndi poyela chubu popanda zomatira wosanjikiza (shrinkage chiŵerengero cha 2: 1 mpaka 4: 1) osati ntchito waya kutchinjiriza, komanso olemba. Iwo, monga ulamuliro, kutentha kukana, wotsika kutentha shrinkage, kuchuluka kukaniza dzuwa ndi ziletsa kuyaka.

- Pamavuto ndi srednestennye zomatira, khoma makulidwe pambuyo shrinkage 1.5 kuti 4.5 mm (shrinkage chiŵerengero cha 2: 1 mpaka 6: 1) ntchito kutchinjiriza ndi kutetezedwa zinthu chinyezi ndi kusiyana lalikulu pakati pa diameters mawaya mkulu-voteji, chitetezo dzimbiri osati ojambula magetsi, komanso mapaipi zitsulo, akusindikiza couplings kukhudzana.

specifications mawotchi

Popeza vuto lalikulu lomwe lili kuchita kuotcha chubu - ichi kutchinjiriza magetsi, khalidwe chachikulu ndi mphamvu dielectric, amene ayenera kukhala m'munsimu 20 kV / mm. Chinanso chofunika mphamvu makhalidwe zakuthupi. kulimba kwamakokedwe ayenera kukhala osachepera 1.0 makilogalamu / sq. mm (9.81 MPa) ndi Elongation - osachepera 200%. The cholimba kwambiri ndi m'mbuyo a mawaya, kutalika kwa amene yafupika ndi Kutentha pa nthawi sikisi ake kwamakokedwe mphamvu zoposa 14.5 MPa.

Nthawi zambiri, kutentha kuotcha chubu ayenera kukhala kutayikira-umboni kugwirizana, kotero khalidwe linanso zofunika - mayamwidwe mgwirizano madzi. Sitiyenera upambana 0.2%.

Kukonzekera unsembe

Dongosololi amafuna palibe zipangizo zapadera. Tiyenera Mpeni kapena lumo kudula zidutswa kofunika chubu popanda burrs ndi chipangizo china chilichonse chifukwa Kutentha chubu. Industrial choumitsira ntchito zamagetsi akatswiri ali wokwera ambiri mankhwala. Handyman angachite ndithu mpweya burner kapena ndudu ochiritsira opepuka lawi yokwanira m'mbuyo mkangano waya.

Miyeso kovuta kukatenga. The awiri koyamba ndi zofunikanso kuika pafoniyo pa Kulumikizana popanda kusokonezedwa. The koyefishienti wa shrinkage kapena awiri chomaliza chimene tiyenera kakang'ono kuposa m'mimba mwake pawiri, ndi kofunika kudziwa pofuna zikayamba ndi chitetezo.

The zambiri shrinkage, i.e. apamwamba chiŵerengero, zazikulu makulidwe a chubu, motero komanso mphamvu pambuyo magetsi.

unsembe wa kutentha m'mbuyo

Choncho, malinga ndi maonekedwe komanso kukula kusankha abwino woonda-mipanda kutentha kuotcha yamachubu. Momwe ntchito kutchinjiriza a mawaya? Choyamba, kufunika kudula chidutswa kuti overlaps kutalika kwa gawo limene ayenera insulated zochokera shrinkage kotenga pamene usavutike. Ndi 5-10%, ndipo anasonyezanso ndi Mlengi. Zigawo ndi padziko chubu odulidwa ayenera kukhala wopanda burrs ndiponso kuwonongeka kwambiri zinthu si anawonongedwa ndi kutentha.

Choyamba, waya ndi kuvala chubu, ndiye kugwirizana anapangidwa, imene tiyenera kufooka. Kenako, ndi usavutike kuchokera mbali imodzi ndi ku inayo, kotero panali zambiri kotenga shrinkage kapena kuchokera mkati kunja, ngati malo ndi motalika kokwanira.

N'zosatheka kutenthetsa chubu nthawi imodzi pa malekezero onse - zikhoza kukhala pansi thovu mpweya, amene ndi osafunika, ndipo anapanga pa makwinya pamwamba.

Ofunda chubu zofunika wogawana, kuonetsetsa kuti palibe kutenthedwa, charring, misozi kapena thovu padziko.

Kutentha ndi mlingo Kutentha atsimikiziridwa empirically. Fulumirani Sikuti, makamaka ngati palibe chochitika cha ntchito zimenezi. Kwambiri mkulu kutentha, kapena mlingo Kutentha zingachititse ukwati.

A pang'ono ntchito komanso ngati n'koyenera pa zikhalidwe za ntchito ulimbo kutentha kuotcha yamachubu. Momwe ntchito kusindikiza olowa? Choyamba, tiyenera kukonzekera nkhani abutting mawaya kapena: kusalaza m'mbali lakuthwa, kuchapidwa ndi degreased, monga ochiritsira gluing pamwamba. N'kumawotha machubu kwenikweni akuthamanga kuchokera pakati kuti m'mphepete.

Mitengo ya kutentha shrinkable yamachubu

Dzina mtengo yeniyeni osiyanasiyana n'zosatheka. Yotsika mtengo kuotcha chubu, mtengo umene pang'ono pa rubles atatu pa mita, ndi zambiri wakuda woonda chubu ndi awiri a 2 mm, mmene shrinkage chiŵerengero cha 2: 1 ndi khoma makulidwe a 0,6 mm, ndi Russian kapena Chinese chiyambi.

Mitengo zimadalira Mlengi kukula, pamaso pa zomatira wosanjikiza, mtundu ndi zina zowonjezera.

Pakatikati mipanda m'mbuyo chifukwa mawaya ndi miyeso 230 × 4.8 mm, ndi zomatira wosanjikiza, ndi koyefishienti wa shrinkage wa 6: 1, wakuda kwa Mlengi German ndi lonse ACS mbiri ofunika mayuro oposa 160 pa mita lalikulu.

Phunzirani momwe phiri kuotcha yamachubu kunyumba sikovuta. Zimakhala molondola kuteteza kugwirizana chingwe, unsembe malo malo ndi zinthu zina. Koma ntchito zinthu zimenezi zingakhale zosiyanasiyana zolinga zimene okha ndingaliro zitikwanira. Mwachitsanzo, chifukwa nkhani kukongoletsa zitsulo rubberizing odzigudubuza kapena kusindikiza mabowo kukonza.