Scraping - shi ... Tsari bayanin. benci scraper

Locksmith matakan da nufin a tabbatar da santsi saman na daban-daban kayan wakiltar wani dukan kungiyar na aiki. Wadannan sun hada da na kowa dabaru na nika, sawing, yankan da polishing. Hadawa wadannan hanyoyi amfani abrasives polishing saman da sãɓãwar launukansa digiri na granularity da kuma sanyi. A mutunta mutane da yawa kama da su, amma tana da muhimman hakkokin bambance-bambance scraping. Wannan dabara damar daidai samu wani m surface na workpiece, wanda za su kara ba da damar master domin tabbatar da m interfacing tare da sauran kayan.

Janar bayani game da fasahar

The aiki ne mafi sau da yawa amfani dangane da karfe, amma a wasu lokuta irin wannan Hanyar zalunta roba da katako saman. Jigon fasaha ne ya kawar da furta bulges a samfurin. Wannan shi ne, yin amfani da wani musamman kayan aiki da ake bayar lapping magudi. Don gane da mataki na daidaito ya kamata a lura da cewa da tsawo daga cikin peeling Layer aka lasafta a microns. Daga cikin ra'ayi na management aiki, scraping - wani inji hannunka-amma ba wani mai sarrafa kansa tsari. Yana amfani da kananan kayayyakin aiki, amma mota da kuma saka sunadaran ba tukuna da tartsatsi amfani a cikin wannan yanki. Alama ce ta wannan Hanyar shi ne cewa an yi amfani da aiki tare da ba taso saman, bukata da la'akari da radial karkacewa. Alal misali, ya iya zama mai lankwasa da cylindrical abubuwa.

Shiri for scraping

Amfani da scraping saboda matsalar da samun high ainihin cikin sharuddan surface smoothness. Saboda haka, yin amfani da kayan aikin na musamman don cimma wannan sakamakon a lõkacin da aiki tare da kayan da ciwon wani m surface, ba za shi barata. Haka kuma, da workpiece farko gwada farko yanã fizge tufarsu, saukarwa, da nika, kuma ko da polishing. Bukatar karshe ayyukan da aka ƙaddara da tare da abin da sigogi ake gane ga kayan aiki da takamaiman aiki da kuma, musamman, scraping. Gwani sana'a aikatawa da yin amfani da tabbaci bayani. Wannan preform, wanda suke abar ga sakamakon labarin. Har ila yau, a wannan mataki ya kamata a shirya karin kayan aiki, tare da abin da sadarwarka zai gudanar da wani mutum aiwatar da matakai. Alal misali, priming iya amfani musamman man fetur ko fenti.

scraping dabara

Bayan yin shiri ayyuka sarrafa abu na farko da a ka yi aiki surface don amfani na musamman fenti. Its manufa shi ne nadi na Gudun adadi, kazalika da gano da ababuwa shafukan a farfajiya. Wani lokaci manyan yankunan raba mukamin a cikin raba yankunan dangane da haduwar kawo su cikin so jihar. Duk da haka dai, a kan patterned da kuma samar da scraping. Wannan yana nufin cewa aiki ne ba a ci gaba da yankin, da kuma a wasu ji wani dot. A dace da kuma ingancin da yanke aka ƙaddara da mita a wadda tsaftacewa aka yi. Bayan da aka shirya adadin da yanke da aka kashe, da master samar da wani shafi Paint surface, wanda kuma ya bayyana bulges da undulations. Kamar wancan sanya ingancin iko da scraping. Af, da aiki da sake zagayowar za a iya maimaita sau da yawa dangane da yadda kowane zaman ne mafi cancanta ga samfurin surface na workpiece.

Fasaha sigogi scraping

Kuma idan na lebur saman da mai lankwasa karewa masana'antu da fasaha damar zuwa samu smoothness tare da magudi allowance game da 0,002 mm a tsawon na 1000 mm. Alal misali, a dandali size of 25 x 25 mm ² zuwa 30 za a iya bi da stains a kan Paint kanti. da yawan spots kuma kayyade matakin na daidaici scraping. Thin dauke surface a kan abin da akwai fiye da 22 aibobi. A bambanci, da m samfurin aka dauke, da farfajiya wadda yake ba shi ne ba fiye da 6 aibobi. Sake, da adadin tawada sauran bi da tun fil azal za a lasafta a kan wani yanki 25 x 25 ^mm2. Dangane da wannan siga aka bayyana da iri scraping - tsakanin lafiya da kuma m yanke ma emit lafiya da kuma kammala inganta. Abin da a hali sakamakon ya kamata a samu - ya dogara a kan fasaha aiki. An ba ko da yaushe ake bukata kafin su sami wani bakin ciki yanki da gaban 30 aibobi. Wani lokaci, saduwa da bukatun ga tightness isasshe da kuma m handling. Amma wani m scraping ba za a iya kwatanta ta da wani irin halayyar ga nika - a lokuta biyu shi ne wani daban-daban domin na tsawo na sauran bumps.

aikace-aikace kayan aiki

A classic version scraper ne a karfe sanda, bayar da yankan gefuna. An muhimmanci siffa daga cikin na'urar ne wani tushe sanya na carbon karfe kayan aiki. Tare da wadannan gami benci scraper aiki yadda ya kamata tare da mafi karfe kayayyakin. Har ila yau, wasu model za a iya kawota tare da musamman faranti, nozzles, suna bambanta da daban-daban Properties - da bi, da casing aka gyara domin takamaiman ayyuka.

An lura da cewa advantageously yi da hannu scraping kayan aiki. Wannan hanya da ke sa shi yiwuwa a sami high-daidaici high quality-da sakamakon, amma yana da wani hasara - shi ne lokaci-cinyewa aiki, na bukatar mai yawa jiki ƙoƙari. Saboda haka, idan musamman bukatun ga ingancin ba a bayar, yi amfani da wani pneumatic da lantarki inji scraping. Mechanized scraping sassa saboda rashin adjustability matsa lamba exerted a kan surface ba ko da yaushe ba daidai aiki, amma kwantanta favorably tare da manual Hanyar, gudun ayyukan.

Ribobi da fursunoni na fasahar

Babban drawback ta'allaka ne da scraping aiwatar kudin da wuya. Wannan shi ne daya daga cikin mafi troublesome aikin famfo gudanar, to wanda koma ga kawai a lokuta na musamman. Kuma ko da manual dabara da ta shafi amfani da wani sauki na'urar ga kayan aiki ba zai cheap saboda bukatar yin amfani da consumable matsayin ruwa-Paint. A abũbuwan amfãni, wanda har yanzu da yawa daga cikin aiki hanya iya hada samun high-daidaici yanke. A irin wannan sakamako ba zai iya samar da wasu aikin famfo aiki (sai dai fasaha kayan aiki ga nika da polishing). Amma a cikin wannan hali, zai faru guda disadvantages - nika inji tare da karin yi ne a kan wani daban-daban manufa da kuma ba da yaushe iya cimma wani irin matakin da ingancin yanke. Kuma shi ke ba a ma maganar da kudin da kayan aiki da kanta, wadda halin kaka na iya ƙetare pneumatic da lantarki scrapers.

Inda m benci scraper?

Yi ya nuna cewa scraping a cikin sana'a Sphere yi aikin famfo aikin daukan up game da 20% na dukkan ma'amaloli. Duk da haka, a alkuki a cikin abin da shi da ake amfani a irin wannan hanyar kerarre kayayyakin yana da iyaka. M scrapers amfani a cikin matakai na masana'antu sassa na inji, motocin, masana'antu kayan aiki, da dai sauransu Yana da muhimmanci a tuna cewa scraping - .. A wajen samun high ainihin cikin sharuddan surface smoothness. Bugu da ƙari, cikin saman kansu iya lankwasa. Alal misali, high quality-bearings da mafi kyau duka radial jirage iya kawai za a samu a wannan hanya.

ƙarshe

Haduwar kawo karfe saman wani yanayin a cikin abin da suka kasance free daga ko da bayyanar da ido magudi gano da kuma babban nauyin da artist. Gaskiyar cewa mafi ingantaccen aiki (scraping) na bukatar manual rework, kai tsaye dogara a kan basira na master. Gogaggen makaniki dole ne ya yi la'akari a kan aiwatar da wani yawa nuances. Wadannan sun hada da wani ruwa-da selection tawada da kuma aikace-aikace na wani kayan aiki bugun jini mita, da sauran cikakkun bayanai, wanda zai ƙayyade karshe sakamakon abũbuwan amfãni.