Yuav Ua Li Cas Laum Qhov tob hauv Hlau

Drilling lub qhov yog yooj yim; drilling qhov tob tsis yog.

Thaum koj lub qhov tob tob tshaj 4-5 × lub laum txoj kab uas hla, txhua yam hloov pauv: cov chips nres khiav, cua sov ua kom nrawm, xyaum khiav mus, thiab kev tawg yuav tshwm sim. Kuv pom zoo kawg nkauscarbide xyaumsnap hauv vib nas this vim tias lub tswv yim tsis raug.

Hauv phau ntawv qhia no, kuv yuav qhia koj txog yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhuam nws, nws yuav tsum txiav txim siab tias "sib sib zog nqus" txhais tau li cas, xaiv cov cuab yeej, teeb tsa thiab nrawm, tswj cov chips, thiab zam qhov yuam kev kim tshaj plaws. Txawm hais tias koj ua haujlwm ntawm steel, stainless, lossis aluminium, kab lus no muab rau koj siv tau, khw-cov lus qhia hauv pem teb koj tuaj yeem siv tau.

Vim li cas Drilling Deep Holes thiaj li nyuaj

Thaum koj xyaum qhov tob tob, txhua yam uas ua haujlwm hauv qhov ntiav ntiav pib tawg. Chips muaj txoj hauv kev ntev, nqaim kom dim, yog li lawv tau yooj yim ntim rau hauv lub tshuab raj thiab kaw qhov xyaum. Raws li cov chips nres txav, cua sov ua kom sai, ua kom lub neej luv luv thiab ua rau muaj kev pheej hmoo ntawm kev tawg sai sai. Koj tseem yuav pom tias kev xyaum pib taug kev lossis taug kev, tshwj xeeb tshaj yog thaum khiav thiab deflection nce nrog qhov tob. Kev vibration yuav nyuaj rau kev tswj, txo qhov raug thiab nto tiav. Tias yog vim li cas ib txwm drilling txoj cai tsis siv ntawm no; koj yuav tsum ua kom qeeb, tswj cov chips nquag, thiab kho koj lub tswv yim raws li qhov tob ntxiv.

Kauj Ruam -los ntawm -Pib Sib Nqus Qhov Drilling Guide

Kauj Ruam 1: Txiav txim siab seb koj lub qhov yog "qhov tob"

Ua ntej koj pib, xam qhov tob - rau - txoj kab uas hla. Yog tias koj qhov tob tob tshaj 4–5 × lub laum txoj kab uas hla, koj twb nyob rau hauv tob- qhov chaw. Nyob rau lub sijhawm no, kev tsim hluav taws xob, kev khiav tawm ntawm cov nti, thiab cov cuab yeej ruaj khov ua qhov tseem ceeb. Yog tias nws yog qhov dig muag, qhov kev pheej hmoo nce ntxiv, yog li npaj kev saib xyuas txij thaum pib.

Kauj Ruam 2: Xaiv Txoj Cai Drilling rau qhov tob tob Drilling

Xaiv ib qho kev xyaum ua qhov tseem ceeb ntawm qhov rigidity thiab nti ntws. Rau qhov tob dua, parabolic-flute xyaum xyaum los ntawm -coolant ua tau zoo dua li kev xyaum xyaum ntev. Yog tias koj tsis paub meej, pib nrog HSS-Co kom ruaj ntseg es tsis txhob dhia ncaj nraim rau carbide.

Kauj ruam 3: Pom thiab pib lub qhov kom raug

Ib txwm pom- xyaum ua ntej. Lub qhov pom pom zoo ua kom lub laum los ntawm kev taug kev thiab pab tswj kev ncaj. Tsis txhob pib qhov sib sib zog nqus nrog ib qho kev xyaum ntev ncaj qha, vim qhov tsis zoo ntawm qhov pib tsis tuaj yeem kho tom qab.

Kauj Ruam 4: Teem Cov Tsiaj Pub Noj thiab Ceev

Txo spindle ceev los ntawm 20-40% thiab pub los ntawm 15-30% piv rau ib txwm drilling. Cov kev ntsuas qeeb qeeb txo cov cua sov thiab pab koj tswj xyuas qhov tob ntxiv.

Kauj Ruam 5: Siv Peck Drilling kom raug

Siv tswj peck drilling kom tawg chips thiab tso cua sov. Khaws pecks luv luv, thim rov qab tag nrho thaum cov chips pib ntim, thiab tsis txhob yuam kom qhov sib sib zog nqus.

Kauj Ruam 6: Tswj Coolant thiab Chip khiav tawm

Siv cov coolant generously. Los ntawm -coolant yog qhov zoo tagnrho, tab sis txawm tias dej nyab lub coolant pab yog tias koj nres kom tshem cov chips. Saib nti xim thiab cov duab; lawv qhia koj txhua yam.

Kauj Ruam 7: Saib xyuas qhov txiav thiab kho hauv lub sijhawm tiag tiag

Mloog kev txiav. Lub suab nrov lossis torque txhais tau tias muaj teeb meem. Ncua, thim rov qab, thiab kho ua ntej kev puas tsuaj tshwm sim.

Kauj Ruam 8: Tshawb xyuas Qhov Zoo thiab Cov Cuab Yeej Cuab Yeej

Tom qab drilling, xyuas lub qhov ncaj thiab nto tiav. Tshawb xyuas lub laum rau hnav lossis chip buildup kom koj tuaj yeem txhim kho qhov kev ua tau zoo hauv lub voj voog tom ntej.

Xaiv Txoj Cai Laum rau Qhov tob tob

Thaum koj tab tom drilling qhov sib sib zog nqus, qhov kev xaiv laum tseem ceeb tshaj li lwm yam. Yog tias koj pib nrog cov cuab yeej tsis raug, tsis muaj kev txiav tsis tuaj yeem txuag koj tom qab.

Twist xyaum vs. sib sib zog nqus- qhov xyaum xyaum

Yog tias koj lub qhov tob hauv qab 4-5 × txoj kab uas hla, tus qauv twist xyaum tseem tuaj yeem ua haujlwm nrog peck drilling kom zoo. Thaum koj nkag mus tob dua, cov cuab yeej ruaj ntseg poob sai, thiab koj yuav tsum pib xav txog kev xyaum tsim tshwj xeeb rau kev siv qhov tob.

Laum geometry thiab flute tsim

Koj yuav xav tau qhov tseem ceeb ntawm kev khiav tawm chip. Parabolic flute xyaum pab koj tshem tawm cov chips los ntawm lub qhov zoo dua, txo cov cua sov thiab txo qhov kev pheej hmoo ntawm nti ntim.

Drill khoom thiab txheej

Koj yuav tsum phim cov khoom siv tho rau qhov tob thiab workpiece. HSS thiab cobalt muaj qhov nyuaj rau kev teeb tsa marginal, thaum carbide muab qhov tseeb thiab lub neej tsuas yog thaum koj lub tshuab rigidity thiab coolant tswj txaus.

Drilling qhov tob hauv cov hlau sib txawv

Drilling qhov sib sib zog nqus xav kom koj kho koj txoj hauv kev raws li cov hlau, vim tias tus cwj pwm ntawm cov nti, kev tsim hluav taws xob, thiab kev txiav tsis kam sib txawv ntawm cov khoom siv.

Hlau thiab hlau alloy

Thaum drilling qhov sib sib zog nqus hauv cov hlau, koj yuav tsum tsom mus rau kev tswj cov khoom noj thiab cov nti tawg zoo. Hlau tsim cov tawv tawv, stringy chips, yog li peck drilling thiab txaus coolant yog qhov tseem ceeb los tiv thaiv chip packing.

Stainless hlau

Stainless hlau ua haujlwm- hardens yooj yim. Koj yuav tsum siv qis qis qis, tsis tu ncua pub siab, xyaum ntse, thiab dav dav kom tsis txhob muaj cua sov thiab hnav cov cuab yeej ntxov ntxov.

Aluminium thiab mos alloys

Aluminium evacuates chips yooj yim tab sis tuaj yeem txhaws flutes yog tias lubrication tsis zoo. Koj yuav tsum siv qhov nrawm dua, polished flutes, thiab lubrication kom zoo los tiv thaiv kev ua - nce ntug thiab ua kom huv si, raug, qhov tob.

Coolant thiab Chip Evacuation Strategies for Deep Hole Drilling

Raws li qhov qhov tob nce, coolant dhau los ua koj lub cuab yeej tswj hwm. Koj cia siab rau nws tsis tsuas yog txo cov cua sov, tab sis kuj pab nqa cov chips tawm ntawm lub qhov. Yog tias tsis muaj cov dej txias txaus txaus, cov chips recut, qhov kub thiab txias, thiab lub cuab yeej lub neej poob sai.

Cov dej nyab sab nraud ua haujlwm rau qhov ntiav mus rau nruab nrab qhov tob, tab sis koj yuav pom nws cov kev txwv raws li cov chips tawm tsam kom dim ntawm qhov tob. Thaum lub sij hawm ntawd, lub coolant tsuas yog tsis tuaj yeem ncav cuag qhov txiav zoo.

Coolant laum muab koj ib qho txiaj ntsig zoo los ntawm kev xa cov dej txias ncaj qha mus rau qhov kawg. Koj yuav xav tau txaus siab los thawb cov chips tawm tsis tu ncua. Nco ntsoov saib cov duab nti. Ntev, xiav, lossis ntim cov chips yog cov cim qhia ntxov tias kev khiav tawm tsis ua haujlwm.

Yuav ua li cas kom qhov tob tob ncaj thiab raug

Txhawm rau kom qhov tob tob ncaj, txhua yam pib ntawm lub qhov nkag. Koj yuav tsum tau siv ib qho chaw xyaum los yog qhov chaw xyaum ua haujlwm kom tsim tau qhov chaw pib ruaj khov thiab raug. Lub qhov tsis zoo pib tso cai rau kev xyaum taug kev, thiab qhov yuam kev me me no loj dua li qhov tob zuj zus.

Runout thiab tshuab rigidity teeb meem deb ntau nyob rau hauv lub qhov tob drilling tshaj nyob rau hauv ntiav ua hauj lwm. Koj yuav tsum txo cov cuab yeej overhang, xyuas cov spindle runout, thiab tsis txhob aggressive feeds uas ua rau kom deflection. Txawm me ntsis misalignment yuav loj hlob ntawm qhov tob.

Kev kho kom zoo yog qhov tseem ceeb sib npaug. Koj yuav tsum clamp lub workpiece kom ruaj ntseg, tshem tawm kev co, thiab txhawb nqa qhov ntev thaum twg los tau kom muaj qhov tseeb zoo ib yam thoob plaws hauv cov txheej txheem drilling.

Common Deep Hole Drilling Teeb meem

Thaum sib sib zog nqus qhov drilling mus tsis ncaj ncees lawm, qhov ua rau yog tsis tshua muaj random; txhua qhov kev ua tsis tiav yog lub teeb liab tias qee yam hauv koj cov txheej txheem xav tau kev hloov kho.

Drilling mid -qhov

Yog tias koj lub laum snaps ib nrab ntawm txoj kev, koj yuav luag ib txwm cuam tshuam nrog cov khoom daig thiab kub dhau. Koj yuav tsum txo qhov pub, txo qis qhov tob tob, thiab tshem tawm tag nrho cov laum kom tshem cov chips ua ntej rov- nkag rau hauv lub qhov.

Chip packing thiab overheating

Thaum cov chips clog lub flutes, cua sov nce sai. Koj tuaj yeem txhim kho qhov no los ntawm kev txo qis spindle ceev, txhim kho cov dej txias, lossis hloov mus rau lub tshuab raj parabolic lossis los ntawm -coolant laum kom cov chips txav mus.

Lub qhov drifting los yog tapering

Drift feem ntau pib ntawm qhov nkag. Koj yuav tsum txhim kho qhov pom qhov pom, txo qhov khiav tawm, thiab txo cov cuab yeej overhang kom muaj kev ncaj.

Pem hauv ntej nto tiav

Rough qhov phab ntsa yog ib qho cim ntawm kev co los yog nti re- txiav. Kev noj qeeb qeeb, kev txhim kho ruaj khov, thiab kev khiav tawm ntawm cov nti zoo ib yam yuav pom tau qhov zoo ntawm qhov chaw.

Xaus

Qhov sib sib zog nqus qhov drilling kev vam meej yog los ntawm kev ua raws li cov txheej txheem kev qhuab qhia, tsis yog kev sim thiab ua yuam kev. Los ntawm kev npaj kom zoo, xaiv cov cuab yeej tsim nyog, siv cov kev tswj hwm thiab kev nrawm, siv cov ntse peck drilling, thiab tswj cov chips thiab coolant, koj tuaj yeem tho qhov tob kom raug thiab nyab xeeb. Yog tias koj tsis paub meej tias koj qhov kev teeb tsa tam sim no puas tsim nyog, qhia koj cov khoom siv, lub qhov taub, qhov tob, thiab hom tshuab. Peb tuaj yeem pab koj txheeb xyuas qhov zoo drilling zoo thiab cov cuab yeej daws teeb meem rau koj daim ntawv thov.