Mchenga Wonyowa: Kalozera Wokwanira

Kodi mchenga wonyowa ndi chiyani? Ndi a mchenga njira zomwe zimagwiritsa ntchito madzi monga mafuta ochotsera zinthu pamwamba. Amagwiritsidwa ntchito kusalaza ndi kuchotsa zolakwika pamitengo, zitsulo, ndi utoto wamagalimoto.

M'nkhaniyi, ndifotokoza momwe zimachitikira komanso chifukwa chake zili zopindulitsa. Komanso, ndikupatsani malangizo amomwe mungapezere zotsatira zabwino kwambiri. Tiyeni tilowe m'madzi.

Luso la Mchenga Wonyowa: Njira Yopezera Kumaliza Kopanda Chilema

Mchenga wonyowa ndi njira yopangira mchenga yomwe imaphatikizapo kugwiritsa ntchito madzi kapena madzi ena monga mafuta kuti atsuke tinthu tambirimbiri. Njira imeneyi imagwiritsidwa ntchito kwambiri m'mafakitale omanga, opanga magalimoto, ndi utoto pokonzekera kuti pakhale malo owoneka bwino. Mchenga wonyowa ndi gawo lofunikira kwambiri kuti pakhale malo osalala komanso opanda cholakwika, ndipo amathandiza kwambiri pazinthu zosiyanasiyana.

Kodi Wet Sanding Imagwira Ntchito Motani?

Mchenga wonyowa umaphatikizapo kugwiritsa ntchito chida monga sandpaper kapena chipika cha mchenga ndikuuviika m'madzi kapena madzi. Sandpaper yonyowayo imagwiritsidwa ntchito kuchotsa pamwamba pa zinthuzo, zomwe ndizofunikira kuti zitsimikizire kuti glossy mapeto. Njirayi imakhala ndi magawo angapo, ndipo gawo lililonse limagwiritsa ntchito pepala la grit kuti likhale losalala.

Ndi Njira Zotani Zopangira Mchenga Wonyowa?

Njira zotsatirazi zitha kugwiritsidwa ntchito ponyowa mchenga:

• Sankhani grit yoyenera ya sandpaper kuti mugwire ntchitoyi
• Tsatirani njira ndi magawo olondola
• Gwiritsani ntchito mchenga kapena chida kuti mutsimikizire ngakhale kupanikizika
• Sambani pamwamba nthawi zonse kuti zinyalala ndi tinthu tating'ono tachotsedwa
• Bwezerani pamwamba pa mchenga wonyowa kuti mufikire kumapeto konyezimira

Mchenga wonyowa ndi njira yotchuka yomwe imagwiritsidwa ntchito m'mafakitale osiyanasiyana kuti akwaniritse bwino komanso opukutidwa. Nazi zina mwazogwiritsidwa ntchito kwambiri pa mchenga wonyowa:

• Kulimbitsa thupi pagalimoto: Kunyowa mchenga ndi chizolowezi chokhazikika pamakampani opanga magalimoto kuti akonzekeretse ntchito yojambula. Zimathandiza kuchotsa zofooka, monga zokanda, ziboda, ndi dzimbiri, ndipo zimapangitsa kuti penti yomaliza ikhale yosalala. Mchenga wonyowa nthawi zambiri umagwiritsidwa ntchito pogwiritsa ntchito chida chapadera chopukutira, monga chipika cha mchenga, ndi madzi atsopano kuti tinthu ting'onoting'ono zisatseke malo ogwirira ntchito.

• Kupukuta zitsulo: Mchenga wonyowa umagwiritsidwanso ntchito kwambiri kupukuta zinthu zachitsulo, monga zodzikongoletsera, siliva, ndi zida. Zimathandizira kuchotsa zipsera kapena zipsera zilizonse pamtunda ndikupanga kumaliza ngati galasi. Mchenga wonyowa nthawi zambiri umapangidwa pogwiritsa ntchito grit inayake ya abrasive, monga 1000-2000 grit, ndi madzi atsopano kuti tipewe kukanda pamwamba.

• Kupanga matabwa: Kupalasa mchenga ndi njira yotchuka yomwe imagwiritsidwa ntchito popanga matabwa pokonzekera pamwamba kuti amalize. Zimathandiza kuchotsa madontho okhwima, zipsera, kapena njere zokwezeka ndikupanga malo osalala komanso osalala. Mchenga wonyowa nthawi zambiri umapangidwa pogwiritsa ntchito grit inayake ya zinthu zowononga, monga 220-320 grit, ndi madzi atsopano kuti tinthu ting'onoting'ono zisatseke malo ogwirira ntchito.

• Kusindikiza kwa 3D: Kunyowa mchenga ndi sitepe yodziwika bwino pakukonza zidutswa zosindikizidwa za 3D kuti muchotse mawanga kapena zolakwika zilizonse ndikupanga kumaliza kosalala komanso kopukutidwa. Mchenga wonyowa nthawi zambiri umapangidwa pogwiritsa ntchito grit inayake ya abrasive, monga 800-1200 grit, ndi madzi atsopano kuti tipewe kukanda pamwamba.

• Patching ndi kukonza: Kunyowa mchenga kumagwiritsidwanso ntchito nthawi zambiri pakupanga zigamba ndi kukonza ntchito kuti asanthule pamwamba ndikupanga kumaliza kosalala. Zimathandizira kuchotsa zinthu zochulukirapo ndikupanga mbiri yomwe ikufanana ndi malo ozungulira. Mchenga wonyowa nthawi zambiri umagwiritsidwa ntchito pogwiritsa ntchito grit inayake ya zinthu zowononga, monga grit 120-220, ndi madzi atsopano kuti tinthu ting'onoting'ono zisatseke malo ogwirira ntchito.

• Zogulitsa zenizeni: Kunyowa kwa mchenga kumagwiritsidwanso ntchito pazinthu zina, monga mitundu ina ya utoto, kuti zitheke bwino. Mchenga wonyowa nthawi zambiri umagwiritsidwa ntchito pogwiritsa ntchito grit inayake ya abrasive, monga 1500-2000 grit, ndi madzi atsopano kuti tipewe kukanda pamwamba.

Kudziwa Luso la Mchenga Wonyowa: Chitsogozo cha Pang'onopang'ono

Musanayambe ntchito yonyowa mchenga, ndikofunika kukonzekera malo anu ogwirira ntchito bwino. Nazi zina zofunika kutsatira:

• Onetsetsani kuti malowo ndi aukhondo komanso opanda zinyalala kapena zinyalala zomwe zingawononge pamwamba panu.
• Tengani midadada ingapo kukulunga sandpaper yanu mozungulira. Izi zipangitsa kuti zikhale zosavuta kuwongolera ndikuchita ziphaso zofananira.
• Sankhani ngati mukufuna kugwiritsa ntchito mchenga wouma kapena wonyowa malinga ndi zomwe mukugwiritsa ntchito.
• Ngati mukugwiritsa ntchito mchenga wonyowa, onetsetsani kuti muli ndi ndowa yamadzi pafupi ndi chotsukira pang'ono kuti mupange njira yothira mafuta.

Kusankha Grit Yoyenera

Kusankha grit yoyenera ndikofunikira kuti ntchito yanu yonyowa ikhale yabwino. Nawa malangizo othandiza kukumbukira:

• Yambani ndi grit yotsika kwambiri ndipo yesetsani kufika pazitsulo zabwino kwambiri.
• Kutengera ndi mtundu wazinthu zomwe mukugwiritsa ntchito, mungafunike grit yosiyana ndi yomwe mungagwiritse ntchito pamatabwa.
• Kumbukirani kuti kuchuluka kwa grit kumapangitsa kuti sandpaper ikhale yabwino kwambiri.

Kuchita Njira Yonyowa Mchenga

Tsopano popeza mwakonza malo anu antchito ndipo sandpaper yanu yakonzeka, ndi nthawi yoti muyambe mchenga wonyowa. Nazi njira zomwe mungatsatire:
1. Yambani mwakuchita mchenga pang'onopang'ono gawo lonse lomwe mukufuna kugwirapo ndi sandpaper youma kuchotsa dothi kapena zinyalala zomwe zingatsekedwe pamwamba.
2. Sinthani ku sandpaper yonyowa ndikuviika mu njira yothira mafuta.
3. Pang'ono pang'onopang'ono malowa mozungulira, kuonetsetsa kuti sandpaper ikhale yonyowa nthawi zonse.
4. Wonjezerani grit pamene mukuyenda, onetsetsani kuti muyang'ane pamwamba kuti mukhale osalala komanso ofanana.
5. Mukawona m'mphepete kapena zigwa, gwiritsani ntchito sandpaper yabwino kuti muyike mchenga pang'ono.
6. Mukakwaniritsa kusalala komwe mukufuna, sinthani ku gulu lopukutira kuti mupange kumaliza kowala.

Ubwino Wa Sanding Wet

How to strip wire fast

Share

Watch on

Pali zabwino zambiri zopangira mchenga wonyowa, kuphatikiza:

• Zimapangitsa kuti pakhale kutha bwino kusiyana ndi mchenga wouma.
• Sizingathe kuwononga malo omwe mukugwirako ntchito.
• Ndi njira yotsika mtengo kuposa njira zina zopukutira.
• Zimalola kulamulira kwakukulu ndi kumvetsetsa ndondomeko ya mchenga.

Zinthu Zofunika Kuzikumbukira

Nawa maupangiri omaliza omwe muyenera kukumbukira mukamanyowa mchenga:

• Nthawi zonse gwiritsani ntchito njira yothira mafuta kuti mupewe kupangika kwa grit particles.
• Khalani oleza mtima ndipo mutenge nthawi yanu kuti muwonetsetse kuti kumaliza bwino.
• Kutengera ndi zinthu zomwe mukugwiritsa ntchito, kunyowa kwa mchenga kumatha kutenga nthawi yayitali kuposa momwe amayembekezera.
• Onetsetsani kuti musinthira ku sandpaper yatsopano nthawi zambiri kuti musawononge pamwamba.
• Musadabwe ngati mumakonda zotsatira za njira yanu yonyowa mchenga- ndi njira yapadera komanso yokhutiritsa yopangira kumaliza kokongola.

Mchenga Wonyowa: Zonse Zomwe Muyenera Kudziwa

Nawa mafunso omwe anthu ambiri amakhala nawo okhudza mchenga wonyowa:

• Cholinga chachikulu cha mchenga wonyowa ndi chiyani?

Cholinga chachikulu cha mchenga wonyowa ndikukwaniritsa bwino komanso yunifolomu kumapeto kwa zinthu. Mchenga wonyowa nthawi zambiri umagwiritsidwa ntchito ngati gawo lomaliza pakupanga mchenga kuti muchotse zokhwasula kapena zolakwika zomwe zasiyidwa pamasitepe amchenga am'mbuyomu.

• Kodi mchenga wonyowa uli bwino kuposa mchenga wouma?

Mchenga wonyowa nthawi zambiri umawonedwa ngati wabwino kusiyana ndi mchenga wouma chifukwa umapanga fumbi lochepa ndipo sungathe kuwononga zinthu zomwe zikugwiridwa. Mchenga wonyowa umathandizanso kuti tinthu tating'ono ting'ono ting'onoting'ono ting'onoting'ono mu sandpaper, zomwe zimatha kuyambitsa zokanda ndi zina.

• Ndi mtundu wanji wa abrasive womwe ndiyenera kugwiritsa ntchito popanga mchenga wonyowa?

Mtundu wa abrasive womwe muyenera kugwiritsa ntchito ponyowa mchenga umatengera zomwe mukugwiritsa ntchito. Pazinthu zambiri, sandpaper yabwino kwambiri (monga grit 1000) ndiyofunikira. Mukhozanso kugwiritsa ntchito chida champhamvu chokhala ndi nylon abrasive pad kumadera akuluakulu.

• Kodi ndiyenera kugwiritsa ntchito madzi pamene mchenga wanyowa?

Inde, madzi ndi ofunikira pamene mchenga wanyowa. Madzi amathandiza kuti mafuta pamwamba pa mchenga, zomwe zimapangitsa kuti zikhale zosavuta kuti zitheke bwino. Zimathandizanso kuti sandpaper isatsekeke ndi tinthu tating'onoting'ono.

• Kodi ndingagwiritse ntchito nsalu yokhazikika kupukuta madzi pamene mchenga uli wonyowa?

Ayi, sikovomerezeka kugwiritsa ntchito nsalu yokhazikika kuti mupukuta madzi pamene mukunyowa mchenga. Nsalu ya nayiloni kapena ya microfiber ndi yabwino chifukwa ndiyosavuta kusiya timagulu tating'ono tomwe timatsekeredwa mu sandpaper.

• Kodi kuchita mchenga wonyowa ndi njira yothandiza kuti mutsirize glossy?

Inde, mchenga wonyowa ukhoza kukhala wothandiza kwambiri kuti ukhale wonyezimira. Pochotsa zolakwika zilizonse pamtunda, mchenga wonyowa umapanga malo osalala komanso ofanana omwe ndi abwino kupukuta.

• Kodi ndiyenera kusamala ndikamanyowa mchenga?

Inde, m'pofunika kusamala pamene mchenga wanyowa. Mchenga wonyowa ukhoza kuwononga zinthu zomwe zikugwiritsidwa ntchito ngati sizikuchitika bwino. Ndikofunika kutsatira njira zolondola ndikugwiritsa ntchito zida ndi zida zoyenera kuti muwonetsetse zotsatira zabwino.

• Kodi ndiyenera kugwiritsa ntchito chothandizira pakanyowa mchenga?

Inde, tikulimbikitsidwa kugwiritsa ntchito thaulo lothandizira pamene mchenga wanyowa. Chophimba chothandizira chimathandiza kuonetsetsa kuti sandpaper ikugwiritsidwa ntchito mofanana ndikuletsa kuwonongeka kwa pamwamba pa ntchito.

• Kodi mchenga wonyowa umatenga nthawi yayitali bwanji?

Nthawi yomwe imatengera kunyowetsa mchenga kutengera zinthu zingapo, kuphatikiza mtundu wa chinthu chomwe chikugwiridwa, kuchuluka kwa zolakwika, ndi kumaliza komwe mukufuna. Kunyowa kwa mchenga kumatha kutenga paliponse kuyambira mphindi zingapo mpaka maola angapo.

• Kodi kusenda mchenga ndi ntchito ya akatswiri okha?

Ayi, mchenga wonyowa ukhoza kuchitidwa ndi aliyense amene ali ndi zida ndi zipangizo zoyenera. Komabe, ndikofunikira kutsatira njira zolondola ndikutenga njira zodzitetezera kuti muwonetsetse zotsatira zabwino kwambiri.

Wet vs Dry Sanding: Pali Kusiyana Kotani?

Kunyowa mchenga kumaphatikizapo kugwiritsa ntchito madzi ngati mafuta opangira mchenga pamwamba pa chinthu. Njira imeneyi imagwiritsidwa ntchito pomaliza ntchito. Nazi mfundo zofunika kuzikumbukira zikafika pa mchenga wonyowa:

• Simapsa kwambiri ngati mchenga wowuma, zomwe zimapangitsa kuti pakhale kutha.
• Ndikosavuta kuyeretsa pamene madzi amanyamula fumbi ndi zinyalala.
• Ndikoyenera kuchita khama kwambiri chifukwa zimapanga mapeto abwino, osalala.

Kufufuza Dry Sanding

Kupukuta mchenga ndi njira yopangira mchenga popanda kugwiritsa ntchito madzi ngati mafuta. Njira imeneyi nthawi zambiri imagwiritsidwa ntchito pokonzekera koyambirira komanso kupanga chinthu. Nazi zina zomwe muyenera kukumbukira pankhani ya mchenga wowuma:

• Imachotsa zinthu zambiri ndikusalaza zinthu zovunda mwachangu.
• Ndiwothamanga kuposa mchenga wonyowa koma ukhoza kukhala wonyansa.
• Nthawi zambiri amagwiritsidwa ntchito pamapulojekiti akuluakulu pomwe zinthu zambiri zimafunikira kuchotsedwa.

Kusiyana Pakati pa Mchenga Wonyowa ndi Wowuma

Ngakhale kuti njira zonse ziwirizi zikuphatikiza mchenga, pali kusiyana kwakukulu pakati pa mchenga wonyowa ndi wouma. Nazi zina mwazosiyana zowonekera kwambiri:

• Kunyowa mchenga kumaphatikizapo kugwiritsa ntchito madzi ngati mafuta, pamene mchenga wouma sutero.
• Mchenga wonyowa umapweteka kwambiri ngati mchenga wouma.
• Mchenga wonyowa umagwiritsidwa ntchito pomaliza ntchito, pomwe mchenga wowuma umagwiritsidwa ntchito pokonzekera koyambirira ndi kupanga.
• Mchenga wonyowa umatenga nthawi yayitali koma umatulutsa kutha bwino, pomwe mchenga wowuma umakhala wachangu koma ukhoza kukhala woyipa kwambiri.

Njira Yabwino Kwambiri Ndi Iti?

Njira yomwe mwasankha imadalira polojekiti yomwe mukugwira. Nazi zina zomwe muyenera kukumbukira posankha njira yoti mugwiritse ntchito:

• Mchenga wonyowa ndi wabwino kwambiri pomaliza ntchito mukafuna mawonekedwe osalala, opukutidwa.
• Mchenga wowuma ndi wabwino pokonzekera koyambirira ndi kuumba pamene mukufunikira kuchotsa zinthu zambiri mwamsanga.
• Anthu ena amakonda kusinthana pakati pa mchenga wonyowa ndi wouma malinga ndi siteji ya polojekitiyo.

Udindo wa Grit Size

Kukula kwa grit kwa sandpaper yanu kumachita gawo lalikulu pakupanga mchenga. Nazi zina zomwe muyenera kukumbukira:

• Ma grits (manambala otsika) amagwiritsidwa ntchito pokonzekera koyambirira ndi kupanga.
• Mafine grits (manambala apamwamba) amagwiritsidwa ntchito pomaliza ndi kupukuta.
• Kukula kwa grit komwe mumagwiritsa ntchito kumatengera zomwe mukugwiritsa ntchito komanso momwe mumamaliza mukufuna kukwaniritsa.

Kagwiritsidwe Ntchito Kamodzi pa Mchenga Wonyowa ndi Wowuma

Nazi zina zomwe zimagwiritsidwa ntchito popanga mchenga wonyowa komanso wowuma:

• Mchenga wonyowa nthawi zambiri umagwiritsidwa ntchito pomaliza matabwa, zinthu zachilengedwe, komanso utoto wamagalimoto.
• Mchenga wowuma nthawi zambiri umagwiritsidwa ntchito pokonzekera koyamba ndi kupanga matabwa, zitsulo, ndi zipangizo zina.
• Njira zonsezi zingagwiritsidwe ntchito pazinthu zosiyanasiyana, malingana ndi zosowa zenizeni ndi zotsatira zomwe mukufuna.

Yang'anani Mapangidwe Anu ndi Zida

Musanayambe kupanga mchenga, ndikofunikira kuyang'ana kapangidwe kanu ndi zida kuti mudziwe njira yabwino komanso kukula kwa grit kuti mugwiritse ntchito. Nazi zina zomwe muyenera kukumbukira:

• Zida zosiyanasiyana zimafuna njira zosiyanasiyana za mchenga ndi makulidwe a grit.
• Mulingo wakumapeto womwe mukufuna kukwaniritsa nawonso udzakhala ndi gawo pakupanga mchenga.
• Tengani nthawi yowerengera pazinthu zenizeni ndi mapangidwe omwe mukugwira nawo ntchito kuti muwonetsetse kuti mukugwiritsa ntchito njira yabwino kwambiri pantchitoyo.

Kunyowa Mchenga vs. Dry Sanding: Ndi Chida Chiti Chimafunika Njira Iti?

Pankhani ya matabwa a mchenga, mchenga wonyowa nthawi zambiri ndi njira yabwino. Izi zili choncho chifukwa matabwa ndi chinthu chofewa chomwe chimafuna kumaliza bwino, ndipo mchenga wonyowa umapangitsa kuti ukhale wosalala kusiyana ndi mchenga wouma. Mchenga wonyowa umalepheretsanso nkhuni kuti zisatseke fumbi, zomwe zingakhale zosokoneza kuti ziyeretsedwe. Komabe, ngati matabwa ndi ovuta kwambiri, mchenga wowuma ungakhale wofunikira kuchotsa zinthu zambiri musanalowemo ndi mchenga wonyowa.

zitsulo

Chitsulo ndi chinthu cholimba chomwe chimafuna mchenga wouma. Izi zili choncho chifukwa mchenga wonyowa umapangitsa chitsulo kuchita dzimbiri ngati madzi atsekeredwa pakati pa tinthu tating'onoting'ono. Mchenga wowuma ndi njira yabwino kwambiri yogwiritsira ntchito zitsulo, monga mchenga wonyowa umaphatikizapo kugwiritsa ntchito madzi ndi magetsi, zomwe zingakhale zoopsa.

pulasitiki

Pulasitiki ndi chinthu chomwe chimatha kupangidwa ndi mchenga pogwiritsa ntchito njira iliyonse, koma nthawi zambiri zimatengera mawonekedwe ndi kapangidwe ka pulasitiki. Ngati pulasitiki ndi yayikulu komanso yosalala, mchenga wonyowa ndi njira yabwino chifukwa umapanga kumaliza bwino. Komabe, ngati pulasitikiyo ndi yaying'ono komanso yowoneka bwino, mchenga wowuma ukhoza kukhala njira yabwinoko chifukwa umafunika kuwongolera komanso kulondola.

Konkire

Konkire ndi chinthu chomwe chimafunikira mchenga wowuma. Izi zili choncho chifukwa mchenga wonyowa ukhoza kupanga chisokonezo ndi fumbi zambiri pamalopo, zomwe zingakhale zovuta kuyeretsa. Kuwonjezera apo, konkire yonyowa yamchenga imafuna madzi ambiri, zomwe zingakhale zovuta ngati malowo alibe mpweya wabwino. Konkire yowuma yamchenga imaphatikizapo kugwiritsa ntchito sandpaper yolimba kuti achotse zinthu zambiri, ndikutsatiridwa ndi sandpaper yabwino kwambiri kuti akwaniritse bwino.

Chitsulo Chofewa

Chitsulo chofewa ndi chinthu chomwe chimatha kupangidwa ndi mchenga pogwiritsa ntchito njira iliyonse, koma mchenga wonyowa nthawi zambiri umasankhidwa. Izi zili choncho chifukwa chitsulo chofewa ndi chinthu chofewa chomwe chimafuna kutha bwino, ndipo mchenga wonyowa umapangitsa kuti ukhale wosalala kusiyana ndi mchenga wouma. Mchenga wonyowa umaphatikizaponso kugwiritsa ntchito mafuta osakaniza amadzi ndi abrasive, zomwe zimathandiza kuti zitsulo zisatseke fumbi.

Kutsiliza

Ndiye muli nazo - zonse zomwe muyenera kudziwa za mchenga wonyowa. Ndi njira yabwino yomaliza bwino pazinthu zosiyanasiyana, ndipo ndi njira yodziwika bwino m'mafakitale amagalimoto ndi zomangamanga. Kuphatikiza apo, ndi njira yabwino kwambiri yochotsera zolakwa zilizonse ndi zokala. Choncho musaope kuyesa!

Ndine Joost Nusselder, woyambitsa Tools Doctor, content marketer, and dad. Ndimakonda kuyesa zida zatsopano, ndipo pamodzi ndi gulu langa ndakhala ndikupanga zolemba zakuya zamabulogu kuyambira 2016 kuthandiza owerenga okhulupirika ndi zida & malangizo opangira.