Tau kawg.Diffusion vuam tshuabyog categorized raws li lawv cov cua kub txoj kev, siab daim ntawv thov mechanisms, thiab kev ua ib puag ncig. Txhua hom yog haum rau cov ntaub ntawv tshwj xeeb, kev siv, thiab kev xav tau zoo.
Nov yog cov ncauj lus kom ntxaws txog ntau hom diffusion vuam tshuab:
Kev faib tawm los ntawm Txoj Kev Kub Kub
Lub tshuab nqus tsev vacuum Diffusion Welder
- Txoj Cai:Cov khoom raug muab tso rau hauv lub tshuab nqus tsev kaw, uas yog tom qab ntawd ua kom sov los ntawm cov cua sov sab nraud lossis sab hauv (cov cua kub radiant).
- Cov yam ntxwv tseem ceeb:
Atmosphere:Lub tshuab nqus tsev siab (piv txwv li, 10⁻³ txog 10⁻⁶ Pa) tiv thaiv oxidation.
Cua sov:Uniform, qeeb cua sov haum rau loj los yog complex qhov chaw.
Siab:Feem ntau uniaxial (los ntawm sab saum toj thiab hauv qab platens).
- Qhov zoo:
Superior kub uniformity.
Zoo meej rau oxidation- cov ntaub ntawv yooj yim (Ti, Al, superalloys).
High -purity pob qij txha.
- Qhov tsis zoo:
Lub sij hawm voj voog qeeb (cua sov thiab txias tag nrho lub cub tawg).
Kev siv hluav taws xob siab.
Cov cuab yeej siv siab.
- Daim ntawv thov:Aerospace Cheebtsam (titanium qauv), kev kho mob cog, nuclear roj rods, thiab R & D.
Resistance Diffusion Welder (Incl. MFDC Hom)
- Txoj Cai:Siv lub hauv paus ntsiab lus ntawmCua sov. Electrodes siv lub zog thiab dhau los ntawm cov hluav taws xob loj ncaj qha los ntawm qhov chaw, ua kom muaj cua sov ntawm qhov cuam tshuam.
- Cov yam ntxwv tseem ceeb:
- Atmosphere:Yuav ua tau nyob rau hauv cov huab cua, tab sis feem ntau siv ib tug tiv thaiv gas shield. Lub tshuab nqus tsev tsis tas yuav tsum tau.
- Cua sov:Ceev heev thiab localized ntawm weld interface.
- Siab:Siab, uniaxial siab.
- Qhov zoo:
- High zog efficiency thiab ceev.
- Yooj yim automated rau huab hwm coj ntau lawm.
- Cov khoom siv qis dua piv rau lub tshuab nqus tsev vacuum.
- Qhov tsis zoo:
- Txwv rau cov geometry tshwj xeeb uas cov electrodes tuaj yeem ua rau kev sib cuag zoo.
- Kev pheej hmoo ntawm arc hlawv yog tias qhov chaw tsis huv.
- Daim ntawv thov: Qhov no yog cov thev naus laus zis tseem ceeb tom qab HAIFEI cov tshuab, dav siv rau huab hwm coj ntau lawmtooj liab flexible connectors (busbars), roj teeb interconnects, thiab laminated shims.
Kub Isostatic Pressing (HIP) Diffusion Welder
- Txoj Cai:Cov khoom raug muab tso rau hauv lub nkoj siab -. Lub chamber yog ntim nrog cov roj inert (Argon), uas yog ib txhij rhuab thiab pressurized, thovisostatic(sib npaug los ntawm txhua qhov kev qhia) siab.
- Cov yam ntxwv tseem ceeb:
Atmosphere:Siab - siab inert gas (txog 200 MPa).
Cua sov:Lub tshuab hluav taws xob hauv lub nkoj siab.
Siab:Isostatic, zoo tagnrho rau cov duab nyuaj.
- Qhov zoo:
Tshem tawm cov porosity sab hauv thiab tsim 100% daim ntawv cog lus ntom.
Zoo meej rau kev sib txuas ua ke, cov duab tsis xwm yeem.
- Qhov tsis zoo:
Cov cuab yeej siv siab heev thiab cov nqi ua haujlwm.
Cov txheej txheem qeeb heev.
- Daim ntawv thov:Consolidating hmoov hlau, bonding complex castings, kho turbine hniav, tseem ceeb aerospace qhov chaw.
Kev faib tawm los ntawm Txoj Kev Siv Siab
a) Uniaxial (Platen) Xovxwm
- Nqe lus piav qhia:Qhov no yog hom ntau tshaj plaws. Lub siab yog siv raws li ib qho axis (vertically) siv hydraulic kheej kheej lossis servo motors.
- Kev tsim nyog:Zoo tagnrho rau cov tiaj tiaj los yog yooj yim curvature Cheebtsam xws li nplooj ntawv, daim hlau, thiab busbars.
- Kev txwv:Kev faib tawm siab yuav tsis sib npaug ntawm qhov nyuaj, 3D geometries.
b) Isostatic (HIP) Xovxwm
- Nqe lus piav qhia:Raws li tau piav qhia saum toj no, lub siab yog siv los ntawm txhua qhov kev qhia los ntawm qhov nruab nrab roj.
- Kev tsim nyog:Qhov tseem ceeb rau complex, net{0}}puab cov khoom.
c) Sib txawv Gas Siab
- Nqe lus piav qhia:Ib qho kev hloov pauv qhov twg lub tshuab nqus tsev ib nrab ntawm ib sab thiab siab - cov pa roj siab ntawm lwm qhov tsim kom muaj qhov sib txawv ntawm qhov sib txawv ntawm qhov sib txuas.
- Kev tsim nyog:Feem ntau siv rau kev sib txuas cov ntawv loj, nyias nyias.
Tshwj xeeb thiab Hybrid Hom
a) Eutectic Diffusion Welder / Transient Liquid Phase (TLP) Bonding
- Txoj Cai:Ib txheej nyias nyias (piv txwv li, Ni, Cu, Ag) muab tso rau ntawm qhov chaw. Nyob rau hauv tshav kub, lub interlayer melts thiab tsim ib tug eutectic kua, uas ces isothermally solidifies los ntawm diffusing rau hauv lub hauv paus hlau.
- Feature tseem ceeb:Cov txheej txheem hybrid ntawm brazing thiab solid-state diffusion vuam.
- Qhov zoo:Tso cai rau kev sib txuas ntawm cov ntaub ntawv sib txawv nrog lub siab qis.
- Daim ntawv thov:Jet engine turbine blades, fais fab electronics (SiC to Cu), ceramics to metals.
b) Nruam Seam Diffusion Welder
- Txoj Cai:Lub tshuab tshwj xeeb uas tig cov tshuab electrodes siv lub siab thiab tam sim no, tsim kom muaj kev sib txuas, xau- nruj diffusion-welded seam.
- Daim ntawv thov:Kev tsim cov khoom siv ntev, ntim cov khoom zoo li cov raj xa hluav taws xob.
Summary Comparison Table
| Hom | Txoj Kev Kub Kub | Txoj Kev Siab | Ntsiab Feature | Zoo tshaj rau |
|---|---|---|---|---|
| Lub tshuab nqus tsev vacuum | Radiant (lub qhov cub) | Uniaxial | Lub tshuab nqus tsev siab, tsis sib xws thaum tshav kub kub | Aerospace, kev kho mob, R & D; loj / complex qhov chaw |
| Kuj (MFDC) | Kuj (Joule) | Uniaxial | Fast, npaum, automated | Kev tsim khoom loj ntawm cov khoom siv hluav taws xob(busbars, connectors) |
| Kub Isostatic (HIP) | Radiant (lub qhov cub) | Isostatic (Gas) | Uniform siab rau cov duab complex | Consolidating hmoov, complex castings, porosity tshem tawm |
| Eutectic / TLP | Radiant / Resistance | Uniaxial | Siv cov txheej txheem melting | Cov ntaub ntawv sib txawv, superalloys, ceramics |
Yuav xaiv lub tshuab zoo li cas?
Kev xaiv nyob ntawm koj tus kheej nkaus xwbcov khoom, ib feem geometry, ntim ntau lawm, thiab cov kev xav tau zoo.
- Rau huab hwm coj- ua tooj liab lossis txhuas busbars thiab hloov tau yooj yim connectors: A Tsis kam (MFDC) Diffusion Welder(HAIFEI qhov tshwj xeeb) yog qhov ua tau zoo tshaj plaws thiab tus nqi -kev xaiv zoo.
- Rau R&D lossis siab - muaj nuj nqis aerospace Cheebtsam los ntawm titanium lossis superalloys: A Lub tshuab nqus tsev vacuum Diffussion Welderyog tsim nyog.
- Rau kev ua tiav 100% ntom hauv cov duab 3D complex: A Kub Isostatic Xovxwm (HIP)yog qhov kev xaiv nkaus xwb.
- Rau kev koom nrog ceramic rau hlau: Eutectic/TLP Bondingyog cov txheej txheem nyiam.
Hauv cov ntsiab lus, nkag siab txog cov hom sib txawv no yog qhov tseem ceeb rau kev xaiv cov cuab yeej zoo kom ua tiav qhov zoo tshaj plaws weld zoo, tsim tau, thiab rov qab los ntawm kev nqis peev.
