June 15, 2010
Wɔ wim no wobu dan bi atɛn wɔ nsusuwii, petee ne sealing-face roughness so. Wɔ vacuum nhyehyɛe mu no, gyinapɛn ahorow no sesa koraa: outgassing rate, surface adsorption, nkae a ɛwɔ anifuraefo ntokuru mu, ne galvanic asiane wɔ baabi a dade a ɛnsɛ ka ho. Wɔankyerɛw emu biara wɔ mfonini no so.
Wɔ wim no, wɔsɔ aluminium dan bi hwɛ wɔ ne nsusuwii, ne petee ne ne sealing-face roughness so. Wɔ vacuum nhyehyɛe mu no, nhyehyɛe soronko bi na ɛyɛ adwuma: nneɛma a mframa fi mu ba, nsu a ɛtwetwe wɔ soro, nkae a wɔakyere wɔ ntokuru a anifuraefo wom mu, ne galvanic corrosion wɔ baabi a dade a ɛnsɛ hyia. Eyinom mu biara mpue wɔ mfonini no so, na wɔbom si gyinae sɛ ebia ɔdan no bɛbɔ nsu akɔ fam akodu baabi a wɔde wɔn ani asi so anaa.
Mframa a efi mu ba no fi nsu ne nneɛma a nkwa wom a wɔtwetwe wɔ soro no mu titiriw, ne hydrogen a wɔapete wɔ ade no mu. Anodising ma baabi a ɛwɔ soro no dɔɔso na ɛdan oxide no ma ɛbɛyɛ sponge; nsuonwini a wɔde ahyɛ tokuru a anifuraefo wom mu no kɔ so fi adi nnɔnhwerew pii. Enti wɔ nneɛma a ɛyɛ pɛpɛɛpɛ a wɔahyɛ sɛ wɔmfa nyɛ semiconductor mfiri ho no, nea edi kan a wɔhwehwɛ ne sɛ ɛnyɛ pɛpɛɛpɛ na mmom ɛho tew na wotumi hyɛ ho nkɔm.
Wɔ aluminium 6061 koro no ara so no, ɛsono nneɛma a ɛda hɔ kwa, a wɔde nnuru ayɛ ne nea wɔde anodise a ɛyɛ den ayɛ no wɔ outgassing rate mu denam kɛseyɛ mu. Anodising yɛ nea ɛko tia nsɛe na ɛtumi nsɛe, nanso wɔ vacuum a ɛkorɔn ase no ɛyɛ n’ade te sɛ sponge. Baabi a outgassing ho hia no, nnuru anaa electrolytic polishing ne bake-out a ɛyɛ hyew kɛse ne mmuae a wɔtaa de ma.
Nsɔano anim no ne ade foforo a wɔtaa hwere. Vacuum sealing gyina O-ring anaa dade seal so, na sɛnea saa anim no yɛ toro na ɛho tew no na ɛkyerɛ sɛnea nsu no bɛtwetwe no tẽẽ. Smoother nyɛ nea eye ara kwa: sɛ wɔde polishing boro so no yi tumi a wɔde kura srade mu no fi hɔ na ɛto nsa frɛ nsensanee bere a wɔreboaboa ano no. Mpɛn pii no, nhama a ntease wom no yɛ Ra 0.4 kosi 0.8, a nsensanee biara nni mu na nneɛma nketenkete biara nni mu.
Wɔnnyɛ ahotew wɔ ahohoro a etwa to no mu; wɔhwɛ so fi oprehyɛn a edi kan no so. Sulfur ne chlorine a wɔde ka ho wɔ coolant mu no hyɛn aluminium micro-porosity mu na ɛyɛ den yiye sɛ wobeyi afi hɔ akyiri yi. Ngo a ɛwɔ fixtures so, mfutuma a ɛwɔ conveyors so ne plasticiser a efi nneɛma a wɔde kyekyere nneɛma mu nyinaa bɛyɛ efĩ fibea wɔ awiei no.
Enti sotɔɔ ahorow a wɔyɛ semiconductor anaa ɛlɛtrɔnik nhyehyɛe ahorow hia ahotew nhama a wɔatu ho ama — ultrasonic, DI rinse, dry — a bere ne bere mu hwɛ nsu a ɛko tia ne nneɛma nketenkete dodow. Sɛ woreyɛ obi a ɔde nneɛma ma ho akontaabu a ɛfata sɛ wohwɛ saa line no: sɛ afã horow no ne adwuma a ɛnyɛ den kyɛ ahohoro a, wontumi nhyɛ bɔ sɛ ahotew bɛba. Ɛsan nso yɛ hintidua a ɛtaa ba bere a dade a wɔde yɛ ntama ne afã horow a wɔde stamp hyɛ mu no hyɛn semiconductor nneɛma a wɔde ma mu no.
Mpɛn pii no, ɛlɛtrɔnik nhyehyɛe ahorow no hu nneɛma abiɛsa a wɔde wie no mu biako: anodising, nnuru a wɔdannan no a wɔde kata so te sɛ conductive chromate, anaa mfoniniyɛ. Anodising siw ano na ɛko tia ɔsɛe nanso ɛma ɔfã no nyin micron abiɛsa kosi awotwe wɔ anim biara, enti ntokuru a wɔde nhama ayɛ no hia sɛ wɔkata so. Conversion coating di na ɛkame ayɛ sɛ ɛnsesa dimensions, a ɛfata grounding points. Paint bo yɛ mmerɛw nanso outgasses wɔ vacuum anaa ɔhyew ase.
Nea ɛde di dwuma no gyina dwumadi so. Wɔrentumi mfa anodise nhyɛ anim a ɛsɛ sɛ wɔde fam; anim a ɛsɛ sɛ ɛbɔ ho ban na ɛko tia ɔsɛe no ntumi mfa ne ho nto nsakrae a wɔde kata so nkutoo so; ɛsɛ sɛ biribiara a ɛbɛn optics kwati paint, a ne volatiles no bɛyɛ condense wɔ lens no so. Eyi a wobɛkyerɛw akɔ mfonini no mu no bo yɛ mmerɛw koraa sen sɛ wobɛsan ayɛ ho adwuma akyiri yi.
Wɔ frame afã horow ma semiconductor mfiri no biako-afã abodwokyɛre ntaa nyɛ den; mfomso a wɔaboaboa ano wɔ nhyiam ase ne. Frame a ne tenten yɛ mita abien a wɔde extrusions ne mprɛte dumien ayɛ, a emu biara kura mu ma ɛyɛ plus anaa minus 0.1mm, betumi aboaboa ano milimita abien afi mu. Mmuae no nyɛ sɛ wobɛkyekyere ɔfã biara mu den akodu 0.02mm, a ɛma ɛka dɔɔso, na mmom wode shims a ɛne ne ho hyia ne nea ɛsesa bedi dwuma.
Ɛno kyerɛ sɛ ɛsɛ sɛ design ma manufacturing review tetew assembly dimensions fi function dimensions ho. Nhyiam no nsusuwii betumi atwe mfomso a wɔaboaboa ano denam adjusters so; ɛsɛ sɛ wokura dwumadi nsusuwii, te sɛ keteke kwan a wɔde si so anim no tẽẽ. Sɛ wɔhyɛ adesuakuw abien no agyirae wɔ mfonini no so a, ɛyɛ sɛnkyerɛnne a emu da hɔ sen biara a ɛkyerɛ sɛ wɔayɛ nhyehyɛe mfonini a ɛho akokwaw.
Ahotew betumi adu ɔha biara mu aduɔkron akron na ɛda so ara di nkogu wɔ nneɛma a wɔde kyekyere nneɛma no ho. Ɔkwan a ɛtaa fa so di huammɔ wɔ semiconductor mfiri afã horow so ne efĩ bere a wɔabue mu: na ɔfã no ho tew, nanso na kotoku no gyae plasticiser, desiccant mfutuma guan, anaasɛ krataa bi a wɔakyerɛw so traa bag abien no ntam na ɛde biribiara kɔɔ soro bere a wɔrebue mu no.
Nneɛma a wɔde kyekyere nneɛma ho nkyerɛkyerɛmu a ɛfata ka nneɛma anan ho asɛm. Mfinimfini fã no yɛ bag abien a ɛyɛ cleanroom-grade mmom sen PE sini a ɛyɛ mpapahwekwa. Wɔde nitrogen tew kotoku no mu anaasɛ wɔde vacuum gu mu de siw adsorption ano. Wɔkata desiccant so mmiako mmiako sɛnea ɛbɛyɛ a mfutuma biara rentumi mfi mu. Abɔnten adaka no de krataa a ɛho tew anaasɛ bubble wrap di dwuma sen sɛ wɔde corrugated board a ɛne ɔfã no di nkitaho tẽẽ. Wɔ afã horow a mframa tumi fi mu ba ho no, ɛsɛ sɛ woyi nneɛma a ɛma silicone fi mu ne krataa a wɔde ngo ayɛ a ɛko tia nkannare nso fi mu.
Transport hia sɛ wɔhwɛ so nso. Ɔhyew ne ɔhyew a ɛsakra wɔ po mu ade mu no ma nsu a ɛyɛ nwini wɔ nneɛma a wɔde ahyɛ mu no mu; nsu agyiraehyɛde ahorow ba dade so, na wɔ vacuum ase no saa agyiraehyɛde ahorow no bɛyɛ mmeae a ɛtwetwe. Enti nneɛma a wɔde mena bere tenten no ma ɛfata sɛ wɔde kaad a ɛkyerɛ nsu a ɛyɛ nwini ne apam mu nhwehwɛmu mfɛnsere bere a wɔadu hɔ akyi, efisɛ ɛyɛ den sɛ wɔbɛka sɛ ɔhaw ahorow a wohu wɔ saa mfɛnsere no akyi no fi.
Asɛm biako a etwa to a ɛnyɛ den sɛ wobɛpa ho kyɛw: nneɛma a wɔde kyekyere nneɛma no yɛ nea wotumi hwehwɛ mu no fã. Ɛsɛ sɛ bag no kura ahotew batch ne date, anyɛ saa a wontumi nhwehwɛ particle excursion wɔ adetɔfo no nkyɛn wɔ ahotew anaasɛ akwantu mu.
Nneɛma abiɛsa a wɔde yiyi nneɛma mu. Nea edi kan no, nnwinnade: tumi a ɛwɔ afã anum, tumi a wɔde di afã horow a ɛboro mita abien ho dwuma, ne CMM nhwehwɛmu. Nea ɛto so abien, adeyɛ: ahotew nhama a wɔatu ho ama, anodising anaa nsakrae-coating hokafo, ne obi a ɔto so abiɛsa outgassing anaa ahotew amanneɛbɔ wɔ baabi a ɛho hia. Nea ɛto so abiɛsa, nhyehyɛe: ISO 9001 sɛ fam, RoHS ne CE ma Europa shipment, UL gyina adetɔfo — ma adwinnade OEM sɛ ade a etwa to no taa yɛ nea wɔn ankasa adetɔfo de si hɔ sen sɛ wɔde besi hɔ, a ɛno nti na ɛfata sɛ wobisa ntɛm.
Wɔn a wɔde nneɛma ma no kakraa bi na wɔfa baasa no nyinaa so prɛko pɛ, na ɛho nhia sɛ wofi ase wɔ hɔ. Fi ase denam adan a ɛnyɛ nea ɛho hia so, nya ahotew ne nneɛma a wɔde kyekyere nneɛma no kwan yiye, afei fa afã horow a ɛho hia ba. Wɔ adetɔfo fam no, dodow a wɔde ma a wotumi de ho to so — nneɛma a wɔkra pii a wɔde ma wɔ bere a wɔahyɛ mu — taa bo yɛ nea ɛboro ɔfã biako a ɛyɛ nwonwa a wɔyɛ no pɛnkoro pɛnkoro. Mfiridwumayɛfoɔ a ɔyɛ adwuma kɔ ODM nhwɛsoɔ so hia saa nkrataa no ntɛm sene OEM, ɛfiri sɛ adwinnadeɛ no fata wɔ wɔn adetɔfoɔ din ase; na obi a ɔkyekyɛ nneɛma akɛse a ontumi nkyerɛkyerɛ nhama a wɔde siesie nneɛma a ɛwɔ afã horow no akyi no retɔn nnaka mmom sen sɛ wɔbɛtɔn nneɛma a wɔde yɛ nneɛma.
Ka wo project scenario ne ahwehwɛdeɛ kyerɛ yɛn, na yɛbɛma ano aduru a ɛfata no ahyia na yɛde quote ama wɔ nnɔnhwereɛ 24 ntam.
Nya Quote a Wɔde Ma KwaCNC milling ne turning, krataa dade bending ne stamping, grinding ne polishing, adwumayɛbea no wɔ n’ankasa nkuku nhyehyɛe ne adwinnan tumi, ne biako-gyina wie fi biako-afã prototyping kosi mass production. Shenzhen ne Huizhou wɔ abusuabɔ, na ɛboa sɛnea wɔyɛ no sɛnea wɔpɛ a egyina mfonini ne nhwɛsode ahorow so. Aguadi nsɛm yɛ optional EXW / FOB / CIF / DDP, na ɛwɔ PPAP ne ISO9001 quality nhyehyɛe adansedi.
Sua fa precision afã horow customization ano aduru ho ade →