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 yankan tsari, domin cire wuce haddi karfe, da workpiece da kayan aiki dole ne a yanke zumunta da juna. 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: Ana ci gaba da sa sabon Layer yankan cikin motsin yankan. Motsin ciyarwa shine motsi tare da saman kayan aikin da za a kafa, wanda zai iya kasancewa ci gaba da motsi ko motsi na tsaka-tsaki. Misali, lathe a kwance yana ci gaba da motsawa yayin motsi na kayan aikin juyawa, kuma motsin ciyar da aikin aikin akan mai ɗaukar hoto yana motsawa ne ta tsaka-tsaki.

Surface kafa a kan workpiece: A lokacin yankan tsari, da machined surface, da machined surface da kuma surface da za a yi machinepiece an kafa a kan workpiece. Wurin da aka kera shi ne sabon saman da aka samu ta hanyar kawar da wuce gona da iri. Wurin da za a sarrafa yana nufin saman da za a 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 yankewa ya fi girma.cnc juya part

 
Na biyu, adadin yankan cibiyar machining yana nufin zurfin yanke, ƙimar ciyarwa da saurin yankewa.cnc milling part

(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, 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 rukunin QQ. 304214709 na iya karɓar bayanai. A cikin yanayin izinin mashin ɗin da ya wuce kima ko rashin isasshen ƙarfi na tsarin tsari ko ƙarancin ƙarfi, yakamata a raba shi zuwa wucewa biyu ko fiye. A wannan lokacin, ya kamata a ɗauki zurfin yanke zurfin wucewar farko, wanda zai iya lissafin 2/3 zuwa 3/4 na jimlar izinin; kuma zurfin yanke na wucewa na biyu ya fi karami don samun tsarin kammalawa. Ƙananan ma'auni na ma'auni da mafi girman daidaiton machining.

Lokacin da saman ɓangaren yankan yana da kayan ɗorewa kamar simintin gyare-gyare, ƙirƙira ko bakin karfe, zurfin yankan ya kamata ya wuce tauri ko sanyi don guje wa yanke yankan kan Layer mai wuya 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 hali ko juyi na kayan aiki ko kayan aiki. Bayan an zaɓi zurfin yanke, ya kamata a zaɓi ƙimar abinci mafi girma gwargwadon yiwuwa. Zaɓin ma'auni mai ma'ana na ƙimar abinci ya kamata a tabbatar da cewa kayan aikin injin da kayan aiki ba su lalace ta hanyar yankewa da yawa. 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 kammalawa da ƙarewa, iyakacin abincin shine yafi ƙarancin ƙasa.

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

 

 

Na uku, roughness inji ra'ayi

A cikin injiniyoyi, rashin ƙarfi yana nufin ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun filaye da kololuwa da kwaruruka a saman injina. Yana daya daga cikin matsalolin bincike na musanyawa. Gabaɗaya ƙaƙƙarfan yanayin yana samuwa ta hanyar hanyoyin sarrafawa da aka yi amfani da su da sauran abubuwa, kamar gogayya tsakanin kayan aiki da saman ɓangaren yayin sarrafawa, nakasar filastik na saman saman ƙasa yayin rabuwar guntu, da yawan girgiza a cikin tsarin tsari. Saboda bambanci tsakanin hanyar sarrafawa da kayan aiki na kayan aiki, saman da za a sarrafa ya bar alama tare da bambanci a zurfin, yawa, siffar da rubutu. Ƙarƙashin ƙasa yana da alaƙa da alaƙa da kayan aikin injiniya, juriya, ƙarfin gajiya, ƙarfin lamba, girgizawa da amo na sassa na inji, kuma yana da tasiri mai mahimmanci akan rayuwar sabis da amincin samfuran injina.

 

 

Na hudu, wakilcin roughness

Bayan an ƙera saman ɓangaren ɓangaren, yana kama da santsi sosai kuma ba daidai ba idan an duba shi. 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/ko wasu abubuwan da aka ɗauka. Aiki na farfajiyar sashin ya bambanta, kuma ma'aunin ma'aunin ma'aunin da ake buƙata ya bambanta. Ana yiwa lambar ƙaƙƙarfan alamar alama akan ɓangaren zane don kwatanta halayen saman da dole ne a samu bayan an gama 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 mafi girma na tsayin tsayin kwane-kwane biyar da matsakaicin zurfin zurfin kwane-kwane biyar a cikin tsayin samfurin.

3, matsakaicin tsayin kwandon Ry

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

A halin yanzu, Ra. galibi ana amfani da shi a masana'antar kera injina gabaɗaya.

 

 

Na biyar, Tasirin taurin kan aikin sashin

The surface ingancin bayan machining na workpiece kai tsaye rinjayar da jiki, sinadaran da kuma inji Properties na workpiece. Ayyukan aiki, amintacce da rayuwar sabis na kayan aikin sun dogara da girman girman girman babban ɓangaren. Gabaɗaya, abubuwan da ake buƙata na ingancin fage na sassa masu mahimmanci ko masu mahimmanci sun fi na sassa na yau da kullun, saboda sassan da ke da ingantaccen ingancin ƙasa za su haɓaka juriya na lalacewa, juriya na lalata da juriya ga gajiya.

 

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