Jiyya don Madaidaicin Wear Surface na Carbide Stud Roller

2023-11-29 Share

Jiyya don Madaidaicin Wear Surface na Carbide Stud Roller

Treatment for Uneven Wear Surface of Carbide Stud Roller

Dangane da tsarin lalacewa na saman abin nadi na babban injin abin nadi, an haɓaka saman simintin ingarma ta simintin abin nadi a cikin 'yan shekarun nan. Silindar da aka yi ta hanyar simintin tungsten-cobalt carbide an saka shi a cikin jikin hannun hannun abin nadi don samar da lokaci mai wahala tare da taurin har zuwa HRC67. Rata tsakanin ingarma kuma an cika shi da kyawawan barbashi a cikin kayan, don haka samar da layin kayan don kare iyayen hannun rigar abin nadi. Sud roller surface yana da fa'idodin juriya mai kyau, rayuwar sabis na lokaci ɗaya, ƙarancin aikin gyara yau da kullun, kuma an yi amfani da shi a masana'antu da yawa.

Dalilan rashin daidaituwar lalacewa na abin nadi:

Saboda tasirin gefen babban abin nadi nadi, matsa lamba na extrusion a tsakiyar abin nadi ya fi girma fiye da duka biyun lokacin da aka matse kayan. A tsawon lokaci, lalacewa a tsakiyar filin nadi yana da mahimmanci fiye da na biyu a ƙarshen (hoto 1). A daga baya mataki na lalacewa, da rata tsakanin biyu rollers ne ma girma don samar da wani abu Layer, da kuma extrusion sakamako na high matsa lamba nadi niƙa ne mafi muni, da kuma matsakaici rata za a iya kawai rage ta daidaita da asali yi rata na. biyu rollers. Saboda ƙarancin lalacewa a ƙarshen duka biyun, ƙarshen fuskokin rollers biyu za su yi karo lokacin da aka daidaita su zuwa wani ɗan lokaci, kuma har yanzu ba a cika ka'idodin ƙirƙirar Layer na kayan matsakaici ba, don haka yana shafar ingancin injin nadi mai ƙarfi. samfurori da kwanciyar hankali na kayan aiki.

Treatment for Uneven Wear Surface of Carbide Stud Roller

hoto 1

Ƙarƙashin abin nadi na gargajiya na gargajiya zai iya gyara wurin da aka sawa abin nadi don saduwa da bukatun samarwa. Stud abin nadi surface wani takamaiman tsawon cylindrical cemented carbide ingarma da aka saka a cikin cylindrical rami na tushe abu na abin nadi surface don saduwa da ƙarfi da taurin bukatun na abin nadi hannun riga, amma matrix abu na nadi hannun riga ba shi da kyau a waldi aiki. , da kuma tungsten cobalt siminti carbide amfani da ingarma ba shi da surfacing aiki, don haka ingarma surface nadi bukatar a warware matsalar yadda za a gyara m lalacewa bayan lalacewa na abin nadi surface.

Abubuwan da ke haifar da rashin daidaituwar juzu'in nadi sun haɗa da aiki mara kyau, rarrabuwar abubuwa na tsayayyen kwandon ruwa da sauransu. Wasu masu amfani suna daidaita adadin wucewar injin abin nadi mai ƙarfi ta hanyar daidaita buɗe ƙofar mashaya da aka saita a ƙarƙashin tsayayyen tanki mai gudana. Idan kawai an buɗe ƙofar mashaya ta hannu a tsakiya, ƙarin kayan suna wucewa ta tsakiyar abin nadi, kuma ƙananan kayan kawai suna wucewa ta ƙarshen biyu, yana haifar da rashin daidaituwa na abin nadi. Rarraba kayan ya samo asali ne ta hanyar rashin daidaitaccen saitin bututun tsari, wanda ke haifar da rashin isasshen hadawa da sabbin kayan masarufi da kayan yawo a cikin kwandon kwandon shara.

Hanyar magani:

Akwai dubban simintin carbide na tungsten-cobalt da aka yi amfani da su a cikin manyan injinan naɗaɗɗen matsa lamba, waɗanda za a iya gyara su tare da ƙarancin aiki, kuma babu balagagge kuma ingantaccen fasahar jiyya a gida da waje. Idan an dawo da ingantaccen aikin injin nadi mai matsa lamba ta hanyar maye gurbin hannun rigar ingarma, ba kawai tsada ba ne, har ma da asarar tsohuwar abin nadi zai haifar da asarar albarkatu. Bayan cikakken bincike da tattaunawa, an yanke shawarar yin amfani da hanyar niƙa don magance matsalar rashin daidaituwa na abin nadi, da haɓaka na'urar nika na saman abin nadi. Saboda ƙayyadaddun sararin aiki na babban injin nadi da wahalar ɗagawa, ya zama dole a tsara na'urar wutar lantarki ta musamman don niƙa, kuma dukkan na'urar dole ne ta kasance mai sauƙi da nauyi don shigarwa, don cimma burin niƙa akan rukunin yanar gizon. .

Na'urar niƙa saman ingarma ta ƙunshi na'urar aunawa don auna bayanan lalacewa na saman nadi, farantin niƙa, injin wutar lantarki don tuki farantin niƙa, hanyar ciyarwa don jan farantin niƙa tare da axis da radial. motsi da tsarin kula da daidaitawa ta atomatik. Dangane da halaye na lalacewa na ingarma abin nadi surface rollers, lalacewa halaye na ƙarshen biyu na ingarma na abin nadi surface ne ƙanana da kuma tsakiyar lalacewa ne babba, mabuɗin don warware matsalar ingarma abin nadi surface nika na'urar shi ne hada rollers biyu. Mafi girman ƙarshen ingarma yana ƙasa nesa. Domin inganta aikin niƙa, an ƙera na'urar niƙa ta yadda za a iya sarrafa iyakar biyu na abin nadi a lokaci guda da kuma kai tsaye.

Saboda tsananin taurin ingarma, faifan niƙa na yau da kullun yana da ƙarancin inganci da babban asara. Ta hanyar da yawa kwaikwaya nika gwaje-gwaje, da nika da kuma amfani yadda ya dace na daban-daban iri guda nika aka kwatanta, da kuma dace nika tsarin, size, abrasive irin, barbashi size, taurin da kuma nau'in ɗaure da aka zaba. Hanyar ciyarwa na na'urar niƙa ingarma na iya daidaita kewayon niƙa a cikin ainihin lokacin ta hanyar tsarin sarrafa daidaitawa ta atomatik bisa ga bayanan lalacewa na saman ingarma. A halin yanzu, an yi amfani da na'urar niƙa a cikin manyan injinan nadi mai ƙarfi don magance lalacewa ta filayen fil.

Kammalawa:

Babban abin nadi na Stud yana da babban taurin, juriya mai kyau, na iya samar da kayan rufin abin nadi mai kariyar abin nadi matrix. Koyaya, a cikin lokacin amfani na gaba, saboda tasirin gefen babban injin abin nadi da rarrabuwar kayyakin ma'aunin ma'aunin tsayayyen kwarara, abin abin nadi ba shi da uniform, kuma yanayin lalacewa na ƙaramin lalacewa a ƙarshen duka manyan lalacewa a tsakiya suna shafar yawan amfanin ƙasa da ingancin samfuran samfuran injin abin nadi mai ƙarfi. Ta hanyar amfani da ingarma abin nadi nika na'urar don niƙa m ingarma ingarma abin nadi surface a kan site, da uniformity da extrusion sakamako na ingarma abin nadi surface za a iya tsawanta da sabis rayuwa na ingarma abin nadi surface, da kuma babban farashi da kuma albarkatun kasa sharar gida. lalacewa ta hanyar maye gurbin sabon nadi hannun za a iya kauce masa, don haka inganta samar da inganci da ceton albarkatun.

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