Injin niƙa

Ana amfani da injunan niƙa don sarrafa filaye masu lebur da cikakkun bayanai tare da lanƙwasa - bangarori, firamiyoyi, veneers da makamantansu - don samun santsin da ake buƙata.

An raba su zuwa bel, diski, hade, cylindrical da injunan niƙa bayanan martaba.

Belt grinders

Ana amfani da belt grinders don lebur, zagaye da abubuwa masu lankwasa da ƙananan samfurori. An raba su zuwa injunan niƙa a kwance, a tsaye da kuma bayanan martaba.

Hoto1: Injin guga tare da alamar tebur mai motsi Š1PS.

Ana rarraba injinan kwance zuwa injina tare da tebur a kwance da mai motsi. Ana amfani da injin niƙa tare da tebur mai tsayi don niƙa ƙananan abubuwa, da injin niƙa tare da tebur mai motsi don manyan abubuwa, bangarori, kofofin, cikawa, veneer da ƙari.

Ana amfani da injin niƙa a tsaye don niƙa sasanninta na abubuwa, akwatuna, abubuwan zagaye da ƙari.

Ana amfani da injinan bayanan martaba don niƙa ƙananan abubuwa tare da filaye masu lanƙwasa. Wannan nau’in niƙa ba a amfani da shi sosai a masana’antar gine-gine.

A cikin rubutun, an ambaci bel sander tare da tebur mai motsi na alamar Š a matsayin mafi yawan amfani1PS (Fig1). Abubuwa, faranti da samfuran lebur dogayen za a iya ƙasa a kai1.900 mm, fadin800 mmda kauri500 mm.

Disc da kuma na’ura mai hade

Ana iya sanye da injin niƙa da faranti biyu a tsaye a tsaye ko tare da farantin niƙa ɗaya a kwance.

Hoto2: Haɗe-haɗe farantin-nadi grinder iri Š1DB.

Ana amfani da faifan diski tare da faranti ɗaya don yashi angular kuma don yashi ƙananan samfurori tare da ƙananan saman. Ana amfani da ƙananan injin niƙa tare da faranti biyu.

Ana amfani da sanders ɗin da aka haɗa da sandar bayanan martaba don yashi lebur, masu ƙira da abubuwa tare da filaye masu lanƙwasa. Ɗaya daga cikin nau’in injin da aka haɗe shine nau’in farantin-nadi na alamar Š1DB (Fig2), wanda ya ƙunshi farantin tsaye da abin nadi.

Ana jan zanen yashi akan farantin injin da silinda (bobbin). An gyara farantin da abin nadi a kan ramukan injin lantarki. Ta hanyar na’ura ta musamman na eccentric, abin nadi yana motsawa daidai da shaft, baya da gaba, tare da girman girman.0ku40 mm. A cikin farantin tsaye, an sanya tebur don abubuwa ko ƙananan samfurori waɗanda ke buƙatar yashi; Hakanan ana iya sanya teburin a kusurwa zuwa farantin yashi.

Profile da cylindrical grinders

Ana amfani da grinders don niƙa abubuwan da aka bayyana. Sun ƙunshi sandal tare da kai mai aiki wanda aka gyara abubuwan da aka saka tare da zanen yashi a kewayen kewaye. Yayin aiki, abubuwan da ake sakawa suna manne da zanen yashi zuwa bayanin martabar abun.

Silinda grinders an kasu kashi daya-Silinda, biyu-Silinda, uku-Silinda da shida-Silinda, tare da manual da kuma inji gudun hijira. Ana yin motsi da hannu akan injin niƙa mai-Silinda guda ɗaya, waɗanda galibi ana amfani da su don abubuwa masu lanƙwasa, kamar bayanan martaba.

Multi-Silinda grinders tare da inji gudun hijira ana amfani da nika allon, veneers da Frames. Ana iya yin motsi ta hanyar abin nadi ko bel mai ɗaukar roba. Ana amfani da ƙaura ta amfani da abin nadi yayin yashi veneers, da matsuguni ta bel mai ɗaukar kaya lokacin yashi fashe, kofofi da firam.

Silinda na injunan yashi sune bututun ƙarfe tare da na’urorin haɗi don daidaitawa da tayar da zanen yashi. Suna iya zama cikakke ko yanke. An raunata zanen yashi akan dukkan silinda a cikin karkace kuma an gyara shi a gaban silinda tare da kayan aiki na musamman. A kan silinda da aka yanke, zanen yashi yana manne a cikin ramin tare da ɗaukar silinda.

Dukkanin silinda sun dace don ƙarfafa suturar yashi kuma suna da sauƙin daidaitawa. Ana iya kasancewa a sama ko ƙasa da kashi yana ƙasa, tare da matsayi na sama da aka ambata a matsayin mafi dacewa. Baya ga motsin juyi, silinda kuma suna tafiya a layi daya zuwa ga axis, kimanin100na bugun jini sau biyu a minti daya lokacin tafiya daga10 mm. Ana iya farawa da silinda ta hanyar bel na watsawa ko ginannen injinan lantarki.

Sanders tare da babba ko kawai ƙananan matsayi na Silinda yana buƙatar abubuwan da za a wuce sau biyu yayin yashi mai gefe biyu. Silinda grinders shida tare da babba da ƙananan matsayi na Silinda niƙa ɓangarorin biyu na kashi a cikin wucewa ɗaya.

Hoto3: Kinematic makirci na uku-Silinda nika inji Š1ZC.

Rubutun ya ambaci injin niƙa mai silinda uku tare da ciyarwar bel Š1ZC (Fig3), yi nufin taro nika na lebur abubuwa na firam da faranti har zuwa1.300 mmkuma mafi ƙarancin tsayi200 mm.

Sanding zane da grit girma

Ana amfani da yatsa mai ƙyalli a matsayin abin ƙyama, wanda ya ƙunshi takarda ko zanen auduga wanda aka manne da ƙwaya mai kaifi na abu mai wuya. An jera tufafin niƙa tare da hatsin gilashi, flint, quartz, corundum da electrocorundum. Dangane da girman hatsin, ana rarraba yashi zuwa lambobi.

Teburin asali ya lissafa lambobin yashi wanda aka taɓa samarwa a cikin USSR:

Bisa ga kayan da aka haɗe da hatsi a cikin ma’auni, ana yin suturar yashi don bushe da rigar yashi. Ana jin kayan daurin da ake amfani da shi don bushewar yashi, da mannen roba don rigar yashi. Ana amfani da yadudduka masu yashi tare da mannen roba mai jure ruwa don yashi varnishes nitrocellulose tare da manna ko wasu kayan yashi.

Hanyoyin aiki na injin niƙa

Abubuwan da ke da alaƙa

• Samar da tagogi da kofofi
• Materials
• Shirya saman itace don sarrafawa
• Injunan aikin katako da kayan aikin