Kuv tau pom nws ntau zaus: tib lub xov tooj spec, tib lub CNC, thiab tseem muaj ib lub khw snaps kais txhua zaus thaum lwm tus khiav teeb meem - dawb rau lub lis piam. Qhov txawv yog tsis muaj hmoo nws kais hom xaiv. Txiav cov kais dej txiav thiab tshem tawm cov chips, thaum tsim cov kais dej tshem cov khoom uas tsis muaj chips. Ib qho kev nthuav dav no hloov torque, lubrication xav tau, qhov prep, thiab txawm xov lub zog. Hauv phau ntawv qhia no, Kuv yuav rhuav tshem Txiav Tap vs Forming Tap hauv cov lus hauv khw dawb kom koj tuaj yeem xaiv sai dua, txo kev tawg, thiab tau txais cov xov zoo sib xws.
Nkag siab txog Lub hauv paus ntawm Kev Txiav Txim
Txiav cov kais dej yog cov cuab yeej tseem ceeb siv los tsim cov xov sab hauv hauv ntau yam ntaub ntawv. Txawm hais tias koj tab tom tapping qhov rau bolts lossis screws, nkag siab txog cov hauv paus ntawm kev txiav cov kais dej yuav pab koj xaiv cov cuab yeej tsim nyog rau txoj haujlwm, ua rau kev ua haujlwm zoo dua thiab xov zoo.
Txiav Taps yog dab tsi?
Lub tshuab txiav yog ib qho cuab yeej siv los txiav cov xov rau hauv lub pre-drilled qhov los ntawm kev tshem tawm cov khoom. Tsis zoo li kev tsim cov kais dej, uas thawb cov khoom pov tseg, txiav cov kais dej shear khoom los tsim cov xov. Qhov no ua rau kev txiav cov kais dej tsim nyog rau cov khoom siv tawv thiab tawv uas qhov kev sib sau yuav tsis ua haujlwm zoo. Cov kais dej lub ntsej muag ntse ua kom nws hlais los ntawm cov khoom siv, tsim cov xov zoo. Kev txiav cov kais dej feem ntau yog siv rau hauv cov txheej txheem uas xov raug thiab qhov tob yog qhov tseem ceeb.
Hom Kev Txiav Taps
Muaj ntau ntau hom kev txiav cov kais dej tsim los rau ntau lub hom phiaj:
Spiral Point Taps:Qhov zoo tshaj plaws yog siv los ntawm lub qhov thaum lawv thawb chips rau pem hauv ntej, tiv thaiv clogging.
Spiral Flute Taps:Cov no yog cov zoo tagnrho rau qhov muag tsis pom qhov, vim lawv rub cov chips tawm ntawm lub qhov, txo qhov kev pheej hmoo ntawm clogging thiab txhim kho xov zoo.
Ncaj Flute Taps:Cov no muaj ntau yam tab sis feem ntau siv rau cov ntaub ntawv me me los yog softer vim lawv cov nti txwv tsis pub- muaj peev xwm tshem tawm.
Kauv Point Taps
Spiral Flute Taps
Ncaj Flute Taps
Khoom Compatibility
Kev txiav cov kais dej yog tsim rau ntau yam khoom siv, xws li steels, cam khwb cia hlau, aluminium, thiab tooj dag. Txawm li cas los xij, lawv ua haujlwm zoo tshaj plaws nrog cov hlau softer lossis cov ntaub ntawv uas tsis tsim kev sib txhuam ntau dhau, vim tias cov cua sov ntau dhau tuaj yeem ua rau tus kais dej hnav thaum ntxov. Rau cov ntaub ntawv nyuaj xws li stainless hlau, lubrication yog qhov tseem ceeb heev los tiv thaiv kev hnav ntau dhau thiab kub ua kom sov.
Yuav Siv Tiav Tuav Li Cas
Kev siv lub tshuab txiav yuav tsum tau ua tib zoo saib xyuas ntau yam:
Drill Size: Xyuas kom tseeb tias qhovxyaum me ntsisyog qhov loj me rau tus kais dej. Yog tias lub qhov me me dhau lawm, nws yuav ua rau lub zog siab thiab cov cuab yeej tawg.
Ceev thiab Pub: Kho tus spindle ceev thiab pub tus nqi kom phim cov khoom thiab kais hom kom tsis txhob muaj kev puas tsuaj.
Lubrication: Lub lubrication kom zoo pab tiv thaiv kom tsis txhob muaj cua sov thiab ua kom cov kais dej txiav kom huv si yam tsis muaj hnav ntau dhau.
Hauv cov ntsiab lus, txiav cov kais dej yog qhov zoo tagnrho rau cov ntaub ntawv uas koj yuav tsum tau txiav cov khoom tawm los tsim cov xov. Nrog rau txoj kev xyaum loj, ceev, thiab lubrication, lawv tuaj yeem tsim cov xov zoo, muaj zog hauv ntau yam khoom siv.
Qhov zoo thiab qhov tsis zoo ntawm kev txiav kais
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Qhov zoo ntawm Txiav Taps |
Disadvantages ntawm Txiav Taps |
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Tsawg Torque Requirements: Txiav cov kais dej feem ntau xav tau lub zog tsawg dua, ua rau lawv yooj yim dua rau siv cov tshuab CNC me. |
Kev pheej hmoo siab dua ntawm cov cuab yeej hnav: txiav cov kais dej hnav sai dua li kev tsim cov kais dej vim yog cov khoom siv shearing. |
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Ua haujlwm ntawm ntau yam khoom siv: Haum rau cov hlau, yas, thiab cov ntaub ntawv softer, muab versatility hauv daim ntawv thov. |
Yuav Tsum Muaj Chip Tshem Tawm Zoo: Txiav cov kais dej tsim cov chips uas xav tau kev tshem tawm zoo, tshwj xeeb tshaj yog nyob rau hauv qhov muag tsis pom. |
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Precise Thread Creation: Muab cov xov raug thiab huv si nrog kev tswj qhov tob, zoo tagnrho rau cov xov qhov. |
Ntau Thaum Tshav Kub Kub: Vim qhov kev txiav txim siab, txiav cov kais dej ua kom muaj cua sov ntau dua, uas tuaj yeem ua rau lub cuab yeej tsis ua haujlwm yog tias lubrication tsis txaus. |
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Tsim nyog rau Cov Nqi Ntau Lawm: Txiav cov kais dej ua kom muaj kev txiav nrawm dua, ua rau lawv zoo tagnrho rau siab - ntim ntau lawm. |
Chip Packing: Yog tias tsis muaj kev khiav tawm ntawm cov nti, cov chips tuaj yeem ntim thiab ua rau cov xov deformation thiab cov cuab yeej tawg. |
Nkag siab txog cov hauv paus ntawm kev tsim cov kais dej
Kev tsim cov kais dej, tseem hu ua yob kais lossis xov sib sau cov kais dej, tsim cov xov sab hauv yam tsis tau txiav cov chips. Hloov cov ntaub ntawv shearing tam sim ntawd, koj txias - ua cov xov los ntawm thawb hlau rau hauv cov xov zoo. Yog tias koj nkag siab tias kev tsim ua haujlwm li cas, koj yuav xaiv qhov laum loj, lubrication, thiab lub tshuab teeb kom raug, thiab qhov ntawd yog qhov tiv thaiv feem ntau yob -kais ua tsis tiav.
Paub tias kev sib sau kais ua tau li cas
Ib txoj kev kais dej muaj lub lobe. Raws li nws nkag mus rau hauv lub pre-drilled qhov, nws displaces cov ntaub ntawv rau hauv xov profile. Vim tias tsis muaj cov nti, kev tsim cov kais dej tuaj yeem yog qhov kev xaiv zoo rau qhov muag tsis pom qhov twg nti ntim feem ntau ua rau tawg nrog txiav cov kais dej. Koj kuj tseem yuav pom cov xov smoother nto vim tias cov khoom raug hlawv thaum lub sij hawm tsim.
Paub meej tias cov khoom yog formable
Kev tsim cov kais dej ua haujlwm zoo tshaj plaws hauv cov khoom siv, xws li txhuas alloys, tooj liab alloys, qis / nruab nrab carbon steels, thiab ntau qib stainless. Lawv feem ntau tsis zoo rau cov ntaub ntawv nkig xws li cam khwb cia hlau, vim tias cov khoom tsis ntws zoo thiab tuaj yeem tawg es tsis txhob ua kom huv.
Laum qhov loj yog qhov ua kom - lossis - tawg yam
Rau kev tsim cov kais dej, koj qhov kais laum loj yog feem ntau loj dua rau kev txiav cov kais dej. Yog tias koj xyaum me me dhau, tus kais dej yuav tsum tshem tawm cov khoom siv ntau dhau, torque spikes, kub nce, thiab tawg yuav ua tau. Yog tias koj laum loj heev, koj tuaj yeem tau txais cov xov tsis muaj zog. Koj lub hom phiaj yog qhov sib npaug ruaj khov: txaus xov lub zog tsis muaj lub zog ntau dhau.
Kho lubrication raws li qhov yuav tsum tau ua haujlwm
Vim tias kev sib sau yog siab- kev sib txhuam, kev tsim cov kais dej xav tau lubrication zoo, feem ntau zoo dua nrog cov roj los yog siab -lubricity tapping kua ntau dua li cov qauv dej nyab ib leeg. Yog tias koj tab tom tsim cov hlau tsis muaj steel, lubrication zoo ua qhov tseem ceeb tshaj plaws kom tsis txhob muaj galling thiab qaug dab peg.
Sib piv cov kais dej rau lub qhov thiab lub tshuab
Kev tsim cov kais dej tshwj xeeb yog muaj zog hauv qhov muag tsis pom, tab sis koj tseem xav tau txoj cai chamfer thiab kev npaj tob. Ntawm CNCs, nruj tapping thiab ruaj khov kho kom haum pab koj tau txais txiaj ntsig zoo ib yam. Yog tias koj qhov teeb tsa tsis tshua muaj zog, koj yuav xav tau ntau yam kev saib xyuas thiab lubrication muaj zog kom tswj tau lub zog.
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Qhov zoo ntawm txoj kev Taps |
Disadvantages ntawm Forming Taps |
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Tsis muaj chips: Zoo tagnrho rau qhov qhov muag tsis pom kev thiab ntxuav tapping. |
Siab dua torque: Yuav tsum muaj zog ntau dua; muaj kev pheej hmoo siab dua ntawm cov tshuab me me lossis qis -rigidity. |
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Cov xov muaj zog: Cov khoom ntws tuaj yeem ua rau cov xov muaj zog thiab qaug zog. |
Drill size yogtseem ceeb: ib qho tsis raug ua ntej- qhov loj me sai ua rau lub zog torque spikes lossis cov xov tsis muaj zog. |
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Zoo dua nto tiav: Burnishing nyhuv feem ntau ua smoother xov flanks. |
Xav tau zoo heev lubrication: Siab- txheej txheem kev sib txhuam; lubrication tsis zoo ua rau kub, qaug dab peg, lossis tawg. |
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Tej zaum lub cuab yeej siv tau ntev dua: Hauv cov khoom siv ductile, hnav tuaj yeem qis dua li ntawm cov kais dej. |
Tsis yog rau cov khoom tawg yooj yim: Cam khwb cia hlau thiab cov ntaub ntawv zoo sib xws tsis tsim kom zoo thiab tuaj yeem tawg. |
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Zoo heev rau siab - ntim ntau lawm: Cov txheej txheem ruaj khov ib zaug hu rau hauv |
Galling txaus ntshai: Cov ntaub nplaum tuaj yeem khaws cov khoom yog tias lub roj / txheej tsis raug. |
Txiav Tap vs Forming Kais - Qhov Sib txawv Core
Xov Xwm Yuav Ua Li Cas
Nrog kev txiav kais, koj tsim cov xov los ntawm cov khoom siv shearing thiab ua cov chips. Nrog kev sib sau kais, koj tsim cov xov los ntawm kev thawb cov khoom rau hauv cov duab, tsis muaj txiav, tsis muaj chips. Yog tias koj nco qab qhov sib txawv no, koj cov kev xaiv kais tau yooj yim dua.
Chips vs Tsis Chips
Txiav taps yuav tsumkhiav tawm chips. Yog tias cov chips ntim rau hauv lub qhov, tshwj xeeb tshaj yog nyob rau hauv qhov muag tsis pom qhov, koj yuav raug cov xov tsis zoo lossis cov kais dej snapped. Kev tsim cov kais dej zam qhov kev ua tsis tiav tag nrho vim tias tsis muaj cov chips los tswj.
Torque thiab lubrication Requirements
Kev tsim cov kais dej feem ntau xav tau ntau dua torque thiab lubrication zoo dua vim tias koj nyob nraum deforming hlau. Txiav cov kais dej feem ntau khiav nrog qis torque, tab sis tseem xav tau coolant / lub taub hau los tswj cov cua sov thiab hnav.
Khoom haum
Kev tsim cov kais dej ua haujlwm zoo tshaj plaws hauvcov ntaub ntawv ductile. Kev txiav cov kais dej yog hloov tau yooj yim dua thiab feem ntau muaj kev nyab xeeb dua hauv cov ntaub ntawv nkig xws li cam khwb cia hlau, qhov twg cov hlau tsis "ntws" zoo.
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Core txawv |
Txiav Tap |
Txoj Kev Tap |
| Xov Xwm Yuav Ua Li Cas |
Shears cov ntaub ntawv los tsim cov xov profile |
Displaces cov khoom rau hauv xov profile |
| Chips Vs Tsis Chips |
Ua chips, nti khiav tawm yog qhov tseem ceeb |
Tsis muaj cov txheej txheem ntxuav chips, zoo rau qhov dig muag qhov |
| Torque & Lubrication |
Feem ntau qis torque; tseem xav tau coolant |
Siab zog torque; xav tau lubrication zoo heev los tiv thaiv qaug dab peg |
| Khoom haum |
Ntau ntau yam; muaj kev nyab xeeb rau cov ntaub ntawv nkig |
Qhov zoo tshaj plaws rau cov ntaub ntawv ductile |
Coj mus rhaub Drill Size & Hole Preparation
Yog vim li cas txoj kev kais dej xav tau ib tug sib txawv Drill Size
Nrog rau kev sib sau kais, koj lub qhov ua ntej - feem ntau loj dua rau kev txiav kais. Yog tias koj xyaum me me dhau, tus kais dej yuav tsum tso cov khoom siv ntau dhau, lub zog torque spikes, cua sov ua kom nrawm, thiab tawg yuav ua tau. Yog tias koj laum loj dhau, cov xov sib koom ua ke poob, thiab cov xov tuaj yeem hnov "tsis muaj zog." Koj lub hom phiaj yog qhov sib npaug ruaj khov: txaus xov lub zog yam tsis muaj overloading tus kais.
Chamfer, Nkag, thiab Alignment
Muab tus kais dej kom huv, zoo ib yam chamfer kom nws pib smoothly es tsis txhob tom thiab chattering. Khaws cov kais dej kom haum; runout los yog tilted nkag yuam ib sab los nqa lub load, uas sai sai puas threads thiab shortens kais lub neej. Ntawm CNC, paub meej tias koj tus tuav thiab nruj tapping teeb yog ruaj khov.
Surface Condition & Material Consistency
Ib qho ntxhib los yog ua haujlwm- cov phab ntsa hardened qhov ua rau muaj kev sib txhuam thiab torque, tshwj xeeb tshaj yog nyob rau hauv stainless hlau. Ream los yog optimize drilling yog hais tias lub nto yog tearing. Tsis tas li ntawd, saib cov khoom sib txawv, vim tias qhov tsis sib haum xeeb tuaj yeem ua rau lub zog nrawm nrawm thiab kais tsis ua haujlwm.
Coj mus rhaub Geometry & Coating Basics
Geometry Kev txiav txim siab rau txiav kais
Xaiv geometry raws li nti ntws. Rau los ntawm lub qhov, ib tug kauv taw tes kais pab thawb chips rau pem hauv ntej. Rau qhov qhov muag tsis pom kev, ib lub tshuab raj raj muab kauv rub cov chips rov qab tawm, txo cov ntim khoom. Lub tshuab raj ncaj ncaj yog qhov dav dav dua - lub hom phiaj, tab sis kev khiav tawm ntawm lub nti tsis muaj zog, yog li ceev faj hauv qhov tob dua. Yog tias koj cov chips tsis tuaj yeem khiav, xov zoo thiab cov cuab yeej lub neej poob sai.
Geometry Kev txiav txim siab rau kev tsim cov kais dej
Kev tsim cov kais dej cia siab rau cov lobes los hloov cov khoom, yog li lawv xav tau kev sib dhos ruaj khov thiab txoj cai ua ntej - qhov loj me. Ib qho zoo txhuas / chamfer pab txo qis nkag torque. Yog tias koj qhov kev teeb tsa tsis zoo, xaiv cov kais dej uas tsim los rau qis dua torque thiab siv cov kua dej siab tshaj -lubricity.
Coatings & Substrate
HSS kais yog tus nqi - zoo thiab zam txim. Carbide kais tuaj yeem them tawm hauv siab - ntim, teeb tsa nruj. Coatings pab txo kev sib txhuam thiab hnav; r phim lawv rau koj cov khoom.
Tej Teeb Meem & Txhim Kho
Coj mus rhaub Breakage
Kais breakage feem ntau tshwm sim vim ntau lub zog torque lossis nti ntim. Txhawm rau kho qhov no, ua ntej, xyuas koj qhov kev xyaum ua qhov loj me. Yog hais tias nws yog me me, koj nyob nraum overloading tus kais. Yog tias koj tab tom tapping qhov qhov muag tsis pom, xyuas kom cov chips tuaj yeem khiav. Siv kauv flute kais dej kom zoo dua nti khiav tawm. Thaum kawg, txheeb xyuas koj lub tshuab teeb tsa. Rigid tapping yuav pab txo qhov tawg.
Undersize Xov
Oversized threads tshwm sim yog tias koj qhov laum loj dhau lawm, thaum cov xov undersized tshwm sim yog tias nws me dhau. Txhawm rau kho, siv daim ntawv qhia kais dej kom raug rau koj cov kais dej tshwj xeeb thiab cov khoom siv. Yog tias koj pom hnav ntawm tus kais dej, hloov nws sai dua kom tsis txhob muaj xov sib txawv.
Ntog tsis zoo los yog Galling
Galling tshwm sim thaum cov khoom lo rau ntawm tus kais dej vim muaj kev sib txhuam siab. Yuav kom daws tau qhov no, xyuas kom meej tias koj siv lubrication kom raug. Rau cov ntaub ntawv softer, siv cov roj los yog lubricants uas txo kev sib txhuam. Yog tias qhov chaw ua tiav yog qhov ntxhib, txheeb xyuas koj tus nqi pub thiab coj mus rhaub geometry - nrawm dhau lossis qeeb dhau tuaj yeem ua rau tsis zoo.
Xaus
Txiav cov kais dej yeej ntawm ntau yam thiab feem ntau qis dua torque. Kev tsim (yob) cov kais dej yeej thaum cov chips yog qhov teeb meem, tshwj xeeb tshaj yog nyob rau hauv qhov muag tsis pom kev, thiab tuaj yeem xa cov xov zoo thiab cov xov muaj zog thaum koj qhov laum loj thiab lubrication zoo. Yog tias koj qhia kuv txog koj cov khoom siv, xov loj, hom qhov, thiab lub tshuab teeb, kuv tuaj yeem pom zoo rau qhov zoo tshaj plaws kais style, geometry, thiab txheej thiab pab koj txo qhov tawg thiab ruaj khov ntau lawm.
