CNC machining center yana buƙatar yin waɗannan abubuwa da kyau don yankan ƙarfe

Na farko, motsi na juyawa da kafaffen farfajiya

Juya motsi: A cikin tsarin yanke, dole ne a yanke kayan aiki da kayan aiki dangane da juna don cire wuce haddi da ƙarfe. The motsi na wuce haddi karfe a kan workpiece da juya kayan aiki a kan lathe ake kira juya motsi, wanda za a iya raba babban motsi da kuma ci gaba. Ba da motsa jiki.

Motsin ciyarwa: Sabon Layer yankan ana ci gaba da saka shi cikin motsi. Motsin ciyarwa shine motsi tare da saman kayan aikin da za'a kafa, wanda zai iya kasancewa mai ci gaba ko tazara. Misali, lathe kwance a kwance yana ci gaba da motsawa yayin motsi na kayan aiki, kuma motsin ciyar da kayan aikin a kan na'urar ba ya daɗe.

Fuskar da aka kafa akan kayan aiki: A lokacin aikin yankewa, ana samar da injin da aka yi amfani da shi, da na'urar da za a yi amfani da su a kan kayan aiki. Wurin da aka kera shine sabon saman da ya samo asali daga kawar da wuce gona da iri. Wurin da za a sarrafa yana nufin saman da aka yanke Layer na karfe. Wurin da aka yi amfani da shi shine saman da ake juya gefen jujjuyawar kayan aiki.CNC machining part

Main motsi: kai tsaye yanke yankan Layer a kan workpiece da kuma canza shi zuwa kwakwalwan kwamfuta, don haka forming motsi na sabon surface na workpiece, da ake kira babban motsi. Lokacin yankan, motsin juyawa na aikin aikin shine babban motsi. Yawancin lokaci, saurin babban motsi ya fi girma, kuma ikon yanke ikon cinyewa ya fi mahimmanci.CNC juya part

 
Na biyu, adadin yankan cibiyar injin yana nufin zurfin yanke, ƙimar ciyarwa, da saurin yankewa.

(1) Zurfin yanke: ap = (dw - dm) / 2 (mm) dw = diamita na kayan aikin da ba a sarrafa ba dm = diamita na kayan aikin da aka yi, zurfin yanke shine abin da muke kira yawan wuka.

Zaɓin zurfin yanke: Ya kamata a ƙayyade zurfin yanke αp bisa ga izinin injin. Lokacin yin roughing, sai dai sauran alawus, yakamata a yanke roughing alawus gwargwadon iko. Wannan ba wai kawai zai iya tabbatar da samfurin yankan zurfin ba, ƙimar ciyarwa ƒ, da yankan saurin V babba a ƙarƙashin yanayin tabbatar da wani matakin dorewa, amma kuma yana iya rage adadin wucewa, kuma kuna son koyon shirye-shiryen sarrafa lambobi na UG a cikin QQ. kungiyar 304214709 na iya karɓar bayanai. Idan aka yi la'akari da wuce gona da iri na machining, rashin isasshen ƙarfi na tsarin sarrafawa, ko ƙarancin ƙarfi, yakamata a raba shi zuwa wucewa biyu ko fiye. A wannan lokacin, zurfin yanke na farko ya kamata a ɗauka mafi girma, wanda zai iya lissafin 2/3 zuwa 3/4 na jimlar izni, kuma zurfin yanke na biyu ya kamata ya zama ƙarami don samun tsarin ƙarewa-ƙananan. Ƙimar ma'aunin ma'auni da ƙima mafi girma na machining.

Lokacin da saman ɓangaren yankan yana da kayan ɗorewa kamar su simintin gyare-gyare, ƙirƙira, ko bakin karfe, zurfin yankan ya kamata ya wuce taurin ko sanyi don guje wa yanke yankan kan Layer mai matsala ko sanyi.

(2) Zaɓin adadin ciyarwa: ƙaurawar dangi na workpiece da kayan aiki a cikin jagorar motsin ciyarwa, a cikin raka'a na mm ta juyin juya halin ko reciprocation na workpiece ko kayan aiki. Bayan an zaɓi zurfin yanke, ya kamata a zaɓi ƙimar abinci mafi mahimmanci gwargwadon yiwuwa. Madaidaicin ƙimar ƙimar ciyarwa yakamata ya tabbatar da cewa injin da kayan aiki ba su lalace ta hanyar yankan da yawa ba. The deflection na workpiece lalacewa ta hanyar yankan karfi bai wuce yarda da darajar da workpiece daidaici, da kuma surface roughness siga darajar ba ma girma. Lokacin roughing, iyakar ciyarwar shine yafi yankan karfi. Lokacin da aka gama rabin ƙarewa da ƙarewa, iyakar ciyarwar shine da farko rashin ƙarfi na saman.

(3) Zaɓin saurin yankewa: Saurin sauri na ma'ana a kan kayan aikin kayan aiki dangane da farfajiyar da za a yi amfani da shi a cikin babban motsi na motsi yayin aikin yanke; naúrar ita ce m/min. Lokacin da aka zaɓi zurfin yankan αp da adadin abinci ƒ, an zaɓi matsakaicin saurin yankewa bisa wasu, kuma jagorar ci gaba na tsarin yankan shine mashin mai sauri.

 

Na uku, roughness inji ra'ayi

A cikin injiniyoyi, taurin kai yana nufin ƙananan kaddarorin ƙwararru, kololuwa, da kwaruruka a saman injina. Yana daya daga cikin matsalolin bincike na musanyawa. Gabaɗaya ƙaƙƙarfan saman yana samuwa ne ta hanyar hanyoyin sarrafawa da ake amfani da su da sauran abubuwa, kamar gogayya tsakanin kayan aiki da saman ɓangaren yayin sarrafawa, nakasar filastik na ƙarfen saman saman yayin rabuwar guntu, da girgiza mai ƙarfi a cikin tsarin sarrafawa. Saboda bambance-bambancen tsakanin hanyar sarrafawa da kayan aikin aikin, saman da za a sarrafa ya bar alama tare da bambanci a cikin zurfin, yawa, siffar, da rubutu. Ƙunƙarar saman yana da alaƙa ta kud da kud da kayan inji, juriya, ƙarfin gajiya, taurin lamba, girgiza, da hayaniyar sassa na inji. Yana da tasiri mai mahimmanci akan rayuwar sabis na samfuran injina da aminci.

 

Na hudu, m wakilci

Bayan an ƙera saman ɓangaren ɓangaren, yayi kama da santsi da rashin daidaituwa. Taushin sararin sama yana nufin ƙananan siffofi na geometric na ƙananan filaye da ƙananan kololuwa da kwaruruka a saman ɓangaren injinan, waɗanda gabaɗaya ke samuwa ta hanyar sarrafawa da sauran abubuwan da aka ɗauka. Aiki na farfajiyar sashin ya bambanta, kuma ma'auni na ma'auni da ake buƙata ya bambanta. An yiwa lambar ƙaƙƙarfan yanayi alama akan ɓangaren zane don kwatanta halayen saman da dole ne a samu bayan kammala saman. Akwai nau'ikan ma'aunin tsayin tsayin saman ƙasa:

1. Fassarar lissafin ma'anar karkata Ra

Ma'anar lissafin ma'anar cikakkiyar nisa tsakanin ma'ana a kan kwane-kwane tare da ma'aunin ma'auni (yanayin Y) da layin tunani akan tsawon samfurin.

2, micro rashin daidaituwa maki 10 tsayi Rz

Yana nufin jimlar matsakaita na mafi girman tsayin tsayin kwane-kwane biyar da matsakaicin zurfin zurfin kwane-kwane biyar mafi girma a cikin tsayin samfurin.

3, matsakaicin tsayin kwandon Ry

Nisa tsakanin layin kololuwa mafi girma da layin ƙasa na bayanin martaba akan tsayin samfurin.

Ra. galibi ana amfani da shi a masana'antar kera injina gabaɗaya.

 

Na biyar, Tasirin taurin kan aikin sashin

Ingancin saman bayan machining da workpiece kai tsaye rinjayar workpiece ta jiki, sinadaran, da kuma inji Properties. Ayyukan aikin, amintacce, da rayuwar sabis na kayan aikin sun dogara da farko akan ingancin saman ɓangaren tsakiya. Gabaɗaya, mahimman mahimman buƙatun ingancin saman saman sun fi ɓangarorin na yau da kullun saboda ɓangarorin da ke da ingancin saman za su inganta lalacewa, lalata, da juriyar gajiya sosai.

 

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