Hakowa wani muhimmin sashi ne na PCB Fasahar sarrafa kwane -kwane, da kuma zaɓin rawar rami yana da mahimmanci musamman. The bited carbide bit, wanda aka sani don babban ƙarfin haɗin gwiwa tsakanin ƙwanƙwasa ƙwanƙwasawa da jikin abin yanka, na iya aiwatar da ramuka tare da ƙyalli mai kyau na ƙasa, ƙaramin haƙurin buɗewa da madaidaicin matsayi. Lokacin da aka kulle dunƙule kulle, rawanin rawanin zai iya kaiwa babban abinci kamar bitar walda.

Mutane da yawa sun yi kuskure sun yi imani cewa dole ne a yi hakowa a cikin ƙarancin abinci da ƙarancin gudu. Wannan ya kasance gaskiya, amma raunin carbide na yau labarin daban ne. A zahiri, zaɓin bit ɗin da ya dace na iya haɓaka yawan aiki sosai da rage farashin kowane rami a fadin jirgi.

Akwai nau’ikan nau’ikan ramuka guda huɗu tare da raunin yanke carbide wanda ke samuwa ga mai amfani na ƙarshe: madaidaiciyar carbide, abubuwan da ake iya sakawa, shawarwarin ramin carbide mai walƙiya, da nasihun carbide mai musanyawa. Kowane yana da nasa fa’ida a cikin takamaiman aikace -aikacen.

Ana amfani da raƙuman carbide na farko masu ƙarfi a cibiyoyin kera kayan zamani. An ƙera shi daga carbide mai ƙyalli mai ƙyalli kuma an lulluɓe shi da TIAlN don rayuwar kayan aiki, waɗannan rabe-raben kai suna ba da kyakkyawan sarrafa guntu da cirewa a cikin yawancin kayan aikin aiki saboda ƙirar yankan su na musamman. Geometry mai dogaro da kai da daidaiton rabe-rabe na carbide yana tabbatar da cewa an sami ramuka masu inganci ba tare da ƙarin injin ba.

Ƙananan raƙuman ruwa masu ƙima suna rufe kewayon diamita mai zurfi a cikin zurfin daga 2XD zuwa 5XD. Ana iya amfani da su a cikin aikace -aikacen juyawa da lathes. Waɗannan ragowa suna amfani da Angle geometric Angle don yawancin kayan aikin don rage ƙarfin yankewa da samar da ingantaccen guntu.

Ƙunƙarar raƙuman da aka ƙera ta ƙera ramukan tare da ƙarewar ƙasa, madaidaicin girma da daidaitaccen matsayi ba tare da ƙarin ƙarewa ba. Tare da sanyaya ta cikin ramuka, ana iya amfani da nasihunin walda a cibiyoyin kera, lathes na CNC, ko wasu kayan aikin injin tare da isasshen kwanciyar hankali da saurin juyawa.

Siffar bit ɗin ta ƙarshe ta haɗa jikin mai yanke karfe tare da madaidaicin madaurin carbide da ake kira kambi. Rawar tana ba da madaidaiciyar madaidaiciya kamar bitar walda yayin da ake samun babban aiki a farashi mai ƙima. Wannan ƙaramin ƙarni na gaba tare da kambi na carbide yana ba da madaidaicin girman girma da kusurwar geometric mai kai tsaye wanda ke tabbatar da madaidaicin madaidaicin girma.

Yi la’akari da hankali kan haƙuri da kwanciyar hankali na kayan aikin injin

Yakamata masana’antar ta zaɓi bit ɗin gwargwadon haƙurin haƙuri akan injin. Ƙananan ramukan diamita galibi suna da tsauraran matakai. Don haka, masana’antun bit suna rarrabe ragowa ta hanyar ayyana buɗaɗɗen suna da juriya na sama. Daga dukkan nau’ikan ramuka, ƙaramin carbide bit yana da haƙurin haƙuri. Wannan yana sa su zama mafi kyawun zaɓi don hako ramukan tare da matsanancin haƙuri. Masana’antar na iya hakowa tare da ƙaramin carbide 10mm diamita tare da haƙuri daga 0 zuwa +0.03mm.

A gefe guda, ramuka masu walƙiya ko manyan ramuka tare da rawanin carbide mai maye gurbin za a iya haƙa zuwa haƙuri daga 0 zuwa +0.07mm. Waɗannan ragowa galibi zaɓi ne mai kyau don hako hanyoyin samarwa.Indexable ruwa bit shine babban aikin bit a masana’antu. Duk da farashin su na gaba yawanci ya fi ƙasa da sauran ragowa, su ma suna da mafi girman juriya, daga 0 zuwa +0.3mm dangane da girman zurfin diamita-zuwa-rami. Wannan yana nufin cewa mai amfani na ƙarshe zai iya amfani da bitar ruwa mai ƙima yayin da haƙurin ramin ya yi yawa, in ba haka ba dole ne su kasance cikin shiri don gama ramin tare da mai yankewa mai ban sha’awa. Tare da haƙurin rami, masana’anta suna buƙatar yin la’akari da kwanciyar hankali na kayan aikin injin a cikin tsarin zaɓin. Saboda kwanciyar hankali don tabbatar da rayuwar kayan aiki da hakowa daidai. Masana’antar za ta tabbatar da matsayin ƙuƙwalwar injin, kayan aiki da kayan haɗi. Hakanan yakamata suyi la’akari da kwanciyar hankali na bit. Misali, monolithic carbide ragowa yana ba da mafi kyawun rigidity, wanda ke ba da izinin daidaituwa sosai.

A gefe guda, raƙuman ruwa masu nuna alama suna juyawa. Waɗannan ramukan an sanye su da ruwan wukake guda biyu – ruwan ciki a tsakiya da ruwan da ke fitowa daga ciki daga ciki zuwa baki – kuma da farko ruwa ɗaya ne kawai ke shiga cikin yanke. Wannan yana haifar da yanayin rashin kwanciyar hankali wanda ke sa bitar jikin ta karkata. Kuma mafi girman karkacewar tsayin wata. Sabili da haka, lokacin amfani da 4XD da raƙuman raƙuman ruwa masu ƙima, shuka yakamata yayi la’akari da rage abincin don mm na farko sannan ya ƙara ciyarwa zuwa al’ada. An tsara bitar mai walƙiya da ɗan ƙaramin kambi mai canzawa azaman gefuna guda biyu masu daidaita daidaituwa waɗanda ke samar da Angle Geometric Angle. Wannan ƙirar ƙirar barga tana ba da damar bit ɗin don shigar da kayan aikin cikin cikakken sauri. Iyakar abin da kawai shine lokacin da bit ɗin bai dace da abin da ake kera farfajiya ba. Ana ba da shawarar rage abinci da 30% zuwa 50% yayin yanke da yanke.

Jikin bit ɗin ƙarfe yana ba da izinin juyawa kaɗan, yana ba da damar yin amfani da shi cikin nasara a kan lathes. Ƙaƙƙarfan carbide bit tare da madaidaicin madaidaiciya na iya karyewa cikin sauƙi, musamman lokacin da ba a haɗa kayan aikin da kyau. Kada ku yi watsi da kwakwalwan kwamfuta da yawa masana’antu suna da matsaloli tare da cire guntu. A zahiri, kawar da guntu mara kyau shine matsalar da ta fi yawa a cikin hakowa, musamman lokacin kera m karfe. Kuma ba kome abin da rami bit kuke amfani. Yawancin masana’antu suna amfani da sanyaya waje don warware wannan matsalar, amma don zurfin rami ƙasa da 1XD kuma tare da rage sigogi na yankan. In ba haka ba, dole ne su yi amfani da mai sanyaya madaidaiciya don dacewa da kwarara da matsin lamba. Don kayan aikin injin da ba su da sanyaya cibiyar tsakiya, masana’anta yakamata suyi amfani da mai sanyaya ruwa zuwa cikin na’urar. Ka tuna, zurfin ramin, mafi wuya shine cire kwakwalwan kwamfuta kuma ana buƙatar ƙarin matsin lamba. Koyaushe duba matakin ƙwaƙƙwaran ƙimar kumburin da aka ƙera. A ƙananan ƙima, rage abinci na iya zama dole. Binciken yawan kuɗin da ake kashewa ko ƙimar rami ɗaya daga cikin manyan abubuwan da ke shafar hakowa a yau. Wannan yana nufin cewa masana’antun bit dole ne su nemo hanyoyin haɗa wasu matakai da haɓaka ragi waɗanda za su iya saukar da ƙimar abinci mai yawa da mashin mai sauri.

Sabbin ragowa tare da madaidaiciyar madaidaiciyar dabaru na carbide suna ba da ingantaccen tattalin arziƙi. Maimakon maye gurbin duk jikin ɗan ƙaramin abu, mai amfani na ƙarshe yana siyan kan carbide kawai wanda farashinsa daidai yake da sake jujjuya bitar carbide mai ƙarfi. Waɗannan rawanin suna da sauƙin sauyawa kuma madaidaiciya, suna barin masana’anta su yi amfani da rawanin da yawa akan jiki guda don yin ramuka da yawa daban -daban. Wannan tsarin hakowa na zamani yana rage farashin kaya don ragowa tare da diamita daga 12mm zuwa 20mm.

Bugu da ƙari, yana kawar da ƙimar samun bitar ajiya lokacin da aka kunna bit bit ko m carbide bit. Har ila yau, masana’antar yakamata tayi la’akari da jimlar rayuwar kayan aiki lokacin yin bita akan kowane rami. Yawanci, bitar carbide guda ɗaya na iya jujjuya sau 7 zuwa 10 a cikin masana’anta, yayin da bited mai walƙiya na iya sakewa sau 3 zuwa 4. Rinjayen rawanin rawanin, a gefe guda, suna da jiki mai yanke ƙarfe wanda zai iya maye gurbin aƙalla rawanin 20 zuwa 30 yayin kera baƙin ƙarfe.

Har ila yau akwai tambaya game da yawan aiki. Welded ko m carbide rabe -raben dole ne a kewaye; Sabili da haka, masana’antun suna rage saurin gudu don guje wa guntun kwakwalwan kwamfuta. Koyaya, bit ɗin mai canzawa baya buƙatar sake juyawa, don haka masana’anta na iya sarrafawa tare da isasshen abinci da sauri ba tare da damuwa game da guntun carbide.