Valve niƙa manna. Wanne za a zaba?

Me yasa bawul ɗin niƙa?

Lapping wani nau'i ne na gogewa, lokacin da barbashi masu ɓarna, faɗowa tsakanin sassa na taurin daban-daban, an saka su cikin abu mai laushi. Sakamakon haka, tsaftar saman samfur mai wuya a cikin ɓangarorin biyu yana ƙaruwa. Ana amfani da mahadi na lapping ko'ina a cikin aikin gyaran mota don samun daidaitaccen mating na ma'aunin kusurwa na bawul da wurin zama. Don bawuloli masu lanƙwasa da kyau, wurin tuntuɓar yana kusan ninki biyu.

Babban ingancin lapping na bawul don haka yana magance matsaloli guda biyu:

• Ƙirƙirar hatimi mafi kyau tsakanin bawul da kai, wanda zai hana iskar gas daga tserewa yayin bugun jini.
• Yana hana ƙona bawuloli, tun da ƙarar yankin lamba yana samar da mafi kyawun canjin zafi daga bawuloli zuwa kai.

Ana yin latsawa ta hanyar yin amfani da abun da ke ciki na musamman - lapping paste don bawuloli - zuwa gefuna na bawuloli, sa'an nan kuma juya su a kan kai.

A abun da ke ciki na nika manna

Babban abubuwan da ke cikin lapping ɗin bawul sune:

1. Man fetur wanda ke ƙara ƙarfin zafi kuma yana rage yawan zafin jiki a saman da aka laka. Wasu manna, don rage danko, ana samar da su akan tushen ruwa.
2. Fitaccen tarwatsewar abrasive don gogewa.
3. Antioxidants da ke rage lalacewa na mechanochemical.
4. Masu hana lalata da ke da tasiri mai kyau akan dorewa na bawul.
5. Haskaka mahadi.

Amfanin kowane manna lapping don bawuloli ana ƙaddara ta nau'in abrasive. Carborundum, lu'u-lu'u grit, silicon dioxide, gilashin, aluminum oxide, da silicon da boron carbides ana amfani da su.

An rarraba manna lapping don bawuloli daga m zuwa tarar. A cikin m manna, barbashi abrasive suna da girma isa, don haka ana amfani da shi don m lapping. Mafi girman girman grit na manna lapping, mafi kyawun lapping za a iya yi da shi.

Man fetur da man niƙa suna da ayyuka daban-daban: yayin da abrasive yana ƙaruwa da juzu'i, mai yana ƙoƙarin rage shi, yayin da yake iyakance aikin yanke. Man (ko ruwa) kuma shine tushe wanda barbashi masu lalata suna motsawa yayin lapping.

Wasu masu amfani ba da gangan ba suna rage danko na farko na manna, wanda ba za a yarda da shi ba: sakamakon haka, ƙarfin lodi da yanke tasirin barbashi a kan saman da aka lakaɗa ya ragu. Barbashi da kansu ana wanke su da sauri, wanda ke haifar da haɓakar amfani da fili na lapping.

Siffofin latsawa

Ba tare da la'akari da alamar manna lapping valve ba, ya kamata ku bi shawarwari masu zuwa:

1. Kafin fara aiki, ya zama dole a danna sashin da aka yi daidai da yadda zai yiwu zuwa Layer na manna lapping.
2. Ya kamata a ci gaba da danna abin da za a lafa yayin aikin lapping har sai abin da ya wuce kima ya bayyana a cikin rata tsakanin sassan.
3. Ya kamata a gudanar da jujjuyawar cinya har sai ƙarfin motsin sassan mating ya ragu: wannan yana nuna cewa ƙwayoyin abrasive suna matsi daga yankin sarrafawa, kuma akwai kawai man fetur ko ruwa.
4. Idan ana buƙatar ci gaba da lapping, ana cire tsohon manna kuma a shafa sabon manna.

Ana iya sarrafa ingancin bawul a gida ta hanyoyi biyu - "a kan fensir" da "kan kananzir". A cikin akwati na farko, har zuwa alamomi shida ana amfani da su a saman ta amfani da fensir mai laushi, wanda ya kamata a kasance a cikin hanyar radial. Ana amfani da sassan ƙasa, kuma ana yin juyi 2 ... 3. Idan haɗarin ya kasance, dole ne a ci gaba da latsawa. Don bincika "don kerosene", an shafe sassan mating a bushe kuma an sanya su a kan takarda mai tsabta mai tsabta, bayan haka an zuba ɗan ƙaramin kerosene a cikin rata. Idan bayan sa'o'i 6-7 babu alamun kananzir a gefe guda, ana iya ɗaukar niƙa cikakke.

yadda ake niƙa bawul da duba ingancin niƙa

Bawul lanƙwasa manna. Wanne ya fi kyau?

An haɗa wannan ƙima mai zuwa na manna musamman bisa ga ra'ayoyin masu ababen hawa da kansu:

1. "Classic" (manufacturer VMPavto, Rasha). Ya dace da kowane nau'in injuna, yana da kayan haɗin guda biyu, wanda ya ba ka damar yin marin yin ƙoshin lafiya. Girman hatsin yana daga 0,53 zuwa 0,9 microns, kuma suna zuwa aiki a hankali, yayin da ƙarancin wuraren da ake jiyya ke canzawa. Farashin - daga 600 rubles. don 400 g na samfurin. Ya kamata a lura cewa VMPAuto yana samar da fastoci na musamman a ƙarƙashin iri ɗaya - lu'u-lu'u da ƙwararru, waɗanda suka dace, bi da bi, kawai don injunan dizal da man fetur. Farashin irin wannan manna ya fi girma: alal misali, don lu'u-lu'u - daga 220 rubles. da kunshin 100 g.
2. ABRO Niƙa Manna GP-201 daga ABRO alamar kasuwanci (Amurka). Har ila yau, yana ƙunshe da ƙananan abubuwa masu laushi da masu kyau, waɗanda ke cikin sassa daban-daban na akwati. Tattalin arziki a cikin amfani, da kyau kiyaye a kan rubbed surface. Farashin kunshin yana yin la'akari 100 g daga 150 rubles.

3. Tasiri (an samar a St. Petersburg). Kunshin ya haɗa da kwalabe biyu na ƙwanƙwasa da ɗanɗano mai laushi, da kuma na'ura don sauƙaƙe aikin latsawa. Farashin - daga 160 rubles. don 90 g na samfurin.
4. Permatex (mai kera - Amurka). Yana cikin rukuni na abubuwan da aka haɗa da ruwa mai narkewa, wanda ba za ku iya kawai niƙa bawuloli ba, amma kuma tsaftace chrome na mota. Farashin - daga 550 rubles. don shiryawa.

Ya kamata a lura cewa rarrabuwa na nika pastes a cikin ƙwararrun masu sana'a da masu son su ne kawai sabani, kuma an bayyana su ne kawai a cikin girman kunshin samfurin guda ɗaya.

Yadda ake yin lapping paste da hannuwanku, don bawul ɗin lapping