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prototype hoʻolei kālā

E ʻoki kākou i ka hype. I ka lohe ʻana i ka 'prototype investment casting', ke kiʻi nei lākou i kahi ʻāpana kīnā ʻole a kokoke i ka ʻupena i ʻike ʻia mai kahi pūpū ceramic. ʻOi aku ka maikaʻi o ka ʻoiaʻiʻo, ʻoi aku ka ʻike, a ʻoi aku ka hilinaʻi ʻana i ka hui mua ʻana ma mua o ka manaʻo o nā jockey CAD. ʻAʻole ia he koho paʻi 3D nani; he alahaka ia ma waena o ka manaʻo hoʻolālā a me ka hiki ke hana ʻia, a loaʻa pinepine i kēlā alahaka kekahi mau mea i manaʻo ʻole ʻia.

ʻO ka Prototype Misnomer a me Early-Striage Value

Kāhea ʻia a prototype hoʻolei kālā ke kau nei i kahi manaʻo paʻakikī. Hōʻike ka huaʻōlelo prototype i hoʻokahi-off, wikiwiki, ʻoi aku paha ka haʻahaʻa haʻahaʻa. Akā ʻo ke kaʻina hana ponoʻī—ka hana ʻana i ka wax a i ʻole 3D i paʻi ʻia, ke kūkulu ʻana i kahi pūpū seramika, dewaxing, kī ʻana, ninini, hoʻopau ʻana—ʻo ia ke kaʻina hana ma ka liʻiliʻi. ʻAʻole ka waiwai maoli i ka hana wikiwiki ʻana i hoʻokahi ʻāpana (hiki iā SLA ke paʻi iā ia ma laila), akā i ka hana ʻana i kahi ʻāpana e like me kahi ʻāpana hana. ʻO nā hiʻohiʻona wela, ka ʻano palaoa, nā waiwai mīkini - ke hōʻoia nei ʻoe i ke ʻano hana ponoʻī, ʻaʻole wale ka geometry. Ua ʻike au i nā papahana he nui kahi i hoʻopaʻa ʻia ai kahi prototype resin i paʻi maikaʻi ʻia, no ka mea mua wale nō. hoʻolei kālā holo ʻole mai nā pilikia paʻa i hiki ʻole i ka plastic ke hōʻike.

ʻO kēia kahi e nānā ai ka 30 makahiki o kahi hale kūʻai Qingdao Qiangsenyuan Technology Co., Ltd. (QSY) lilo maoli. ʻAʻole ia e pili ana i ka loaʻa ʻana o nā mea paʻi 3D maikaʻi loa no nā kumu. E pili ana ia i kā lākou mau mea hana kumu a me nā mea ʻenekini hoʻokumu e ʻike, ma ke ʻano maoli, pehea ke ʻano o ka pā 3mm ma 316 stainless e kūʻē i ka pā like i loko o kahi alloy nickel-based i ka wā o ka puhi ʻana a me ka ninini ʻana. ʻO kēlā hoʻoholo, i kālua ʻia i loko o ka prototype phase, mālama i nā mahina. ʻO kā lākou pūnaewele, tsingtaocnc.com, papa inoa i kā lākou hana me nā mea hoʻohui kūikawā, a ʻo ia ke kī-ʻo ka prototyping ma Inconel ʻaʻole pili wale i ke kumukūʻai waiwai; e pili ana i ka ʻike i ka hoʻololi ʻana i ka mea ʻai o ka pūpū a ninini i ka mahana e pale ai i nā micro-cracks e ʻike wale ʻia ma ka mīkini.

ʻO ka hewa nui loa? E mālama i ka prototype cast ma ke ʻano he hōʻoia hope. He hōʻoia kaʻina hana. Hoʻohana mākou iā ia no ka nānā ʻana i nā kūpono koʻikoʻi, nā alana hoʻohaʻahaʻa, ka pono gating. I kekahi manawa, ʻo ka holo prototype holomua loa ʻo ia ka mea e hōʻike ana i kahi kīnā make i ka hoʻolālā gating-he hemahema e pale ai i kahi pūʻulu hana pōʻino. Hoʻomanaʻo wau i kahi prototype o ka turbine blade kahi e hōʻike mau ai nā ʻaoʻao i ka porosity. ʻAʻole ka hoʻonā ʻana i ka CAD; ʻo ia ka hoʻoponopono ʻana i ka slurry viscosity i loko o ke kapa seramika mua a me ke one stucco. ʻO ia ka ʻikepili āu e loaʻa ai ma ka hana ʻana.

Wax vs. Printed Patterns: A Practical Tug-of-War

ʻO ka hoʻopaʻapaʻa ma waena o ka mīkini paʻi a me ka paʻi 3D (pinepine SLA a i ʻole nā ​​mea hoʻoheheʻe waiwai) he mau makahiki. He kuʻuna ka wax, ʻoi aku ka maʻalahi no nā geometries maʻalahi, a hana like me ka hana ʻana i ka wax, no laila e loaʻa ʻole ʻoe i nā mea kupanaha i ka wā dewaxing. Akā, no nā kahawai kūloko paʻakikī a i ʻole nā ​​​​undercuts? Lanakila ke pai ana. Eia naʻe, eia ka ʻōpala: he ʻokoʻa ka hoʻonui wela a me ke ʻano puhipuhi i nā kumu resin i paʻi ʻia. Inā ʻaʻole i hoʻokumu ʻia ka pūpū e mālama i ka hoʻomohala kinoea ʻoi aku ka ikaika i ka wā o ka puhi ʻana, loaʻa iā ʻoe nā māwae pūpū-a ʻoi aku ka maikaʻi, hoʻokomo ʻia i loko o ka metala.

ʻO ka ʻike ʻelua o QSY ma hoʻoheheʻe ʻia ʻana o ka pūpū a hoʻolei kālā he pono hāmau ma ʻaneʻi. Hoʻohana ʻia ka hoʻoheheʻe ʻana o ka shell i ke one i hoʻopaʻa ʻia i ka resin, he holoholona ʻē aʻe, akā ke hele nei ka ʻepekema waiwai o nā mea hoʻopaʻa a me nā refractory. Hōʻike ko lākou ʻike iā lākou i ka wā e pono ai ke kumu i paʻi ʻia i kahi papa hana hoʻoponopono i hoʻololi ʻia - malia paha he ʻaʻahu nui a i ʻole kahi pōʻai wela ʻoi aku ka lohi. ʻAʻole kēia ma ka manual; aia i loko o ka hoʻomanaʻo hui o nā ʻenehana. Ua hoʻouna aku au iā lākou i kahi ʻano paʻakikī i paʻi ʻia ma kahi photopolymer maʻamau, a ʻo kā lākou nīnau mua e pili ana i ka ʻike lehu o ka resin. ʻO ia ka nīnau kūpono.

Ua hoʻāʻo mākou e ʻoki i ka manawa alakaʻi ma o ka hoʻohana ʻana i ke ʻano paʻi kiʻekiʻe no ka mea hao ductile. Ua kūpono ke kumu. ʻO ka ʻāpana hoʻolei he lua ʻili. ʻO ka mea hewa? ʻO ke koena lehu mai ka mea hoʻopili kumu paʻi i hoʻohaumia i ka ʻili metala. Ke hoʻi nei ka hoʻoponopono i kahi wax mīkini no ka prototype. Hoʻohui ia i ʻelua lā e hoʻohālike i ka manawa alakaʻi akā mālama ʻia ʻelua pule o ka hana hou a me ka hoʻokolokolo. ʻO ka haʻawina: ʻo ke ala wikiwiki loa ʻaʻole ia ke ala wikiwiki loa i kahi prototype maikaʻi.

Kahi e hui ai ka mīkini ʻenehana CNC i ka Prototype Cast

He koʻikoʻi kēia a hoʻopoina pinepine ʻia. A prototype hoʻolei kālā kakaʻikahi, inā loaʻa, kahi ʻāpana i hoʻopau pololei mai ka lulu ʻana. Pono ʻo ia i ka machining—ka ʻeli ʻana, nā lua i hoʻopaʻa ʻia, nā ʻili datum koʻikoʻi i hoʻopau ʻia. ʻO kēia kahi e hoʻololi ai ka hoʻohui kūʻokoʻa ma kahi e like me QSY i ka pāʻani. ʻO ka loaʻa ʻana o ka mīkini CNC ma lalo o ka hale hoʻokahi e like me ka hale kūkulu hale ʻaʻole ia he mea maʻalahi; he puka manaʻo.

Lilo ka mīkini i mea nānā hope loa o ke kaʻina hoʻolei. Inā lākou e uhaʻi mau ana i nā mea hana ma kahi paʻakikī ma kahi kikoʻī o kēlā me kēia prototype, hōʻailona ia i kahi pilikia a i ʻole ka hoʻokaʻawale ʻana i ka paʻa. Inā puka ka mīkini pā lahilahi me ka porosity, hiki i ka hale hana ke hoʻololi i ka wela o ka ninini ʻana a i ʻole ka puka ʻana i loko o ka hale like. Ua hana au me nā hale kūʻai kahi i hoʻokaʻawale ʻia ai ka hoʻolei ʻana a me ka mīkini, a ʻo ka pāʻani hewa e hū ʻia ke hāʻule ka prototype i ka mīkini he mea pepehi papahana. Ke hoʻokahi hui, ʻo ke kamaʻilio ʻana, ʻO ka ʻeke ma ke kahua D hōʻike i ka micro-shrinkage. E hoʻohui i kahi riser a i ʻole ke anuanu.

ʻO kā lākou hana me kila kila a nā huila kūikawā ʻoi aku ka nui o kēia. ʻO ka hana ʻana i nā alloys cobalt-based he mea kūikawā iā ia iho. Inā he koena koʻikoʻi ko ka prototype hoʻolei ʻana mai ka hoʻoluʻu ʻole ʻana, hiki iā ia ke warp dramatically ma ka ʻoki kaumaha mua o ka mīkini CNC. Ua ʻike ko lākou mau mīkini e lawe i nā ala māmā ma ka ʻatikala mua, e ʻike i ke ʻano o ka mea - he ʻike tacit e hōʻike ana i ka ʻaoʻao kumu no ka ʻike hou aʻe.

ʻO ke koho Alloy: ʻAʻole ia he papa kuhikuhi hāʻule i lalo

ʻO ke koho ʻana i kahi mea no kahi prototype ʻaʻole ia e pili ana i ka spec hope loa. ʻAe, pono paha ʻoe i ka 17-4PH stainless no ka pale ʻana i ka corrosion. Akā no ka prototype, i kekahi manawa ʻoi aku ka maʻalahi o ka hoʻohana ʻana i kahi huila kala ʻoi aku ka maʻalahi o ka ninini ʻana e like me 304 stainless e hōʻoia i ka geometry a me ka gating, a laila e hoʻololi i 17-4PH no ka prototype hana. ʻO ka ʻike o ka hale hana e kuhikuhi i kēia.

He laʻana maikaʻi loa ka ʻike o QSY i ka nickel a me ka cobalt-based alloys. He mau mea hana ino keia e hoolei ai. He kiʻekiʻe ko lākou helu heheʻe, he ʻano hoʻoheheʻe, a he mau pae hoʻopaʻa paʻakikī ko lākou. ʻO ka prototyping i kēia mau mea he pāʻani kiʻekiʻe. ʻAʻole ʻoe e lele wale i kahi superalloy paʻakikī. ʻO ka manawa pinepine, hoʻonohonoho ʻia ke kaʻina hana: malia paha he kumu mua i ka alumini e nānā i ka wai a hoʻopiha, a laila hoʻokahi i ke kila haʻahaʻa haʻahaʻa e nānā i ka shrinkage, a laila ʻo ka Inconel. Hoʻopau kēlā me kēia ʻanuʻu i ka waiwai pipiʻi. Ua ʻike au i nā papahana e hoʻāʻo e hoʻokuʻu i nā ʻanuʻu no ka mālama ʻana i ke kumukūʻai, e nalowale wale ana ka uku $10,000 o Hastelloy i kahi sprue kuhi hewa ʻole. Ke aʻo nei kēlā ʻūhā iā ʻoe i ke ahonui.

Hoʻopili pū ka koho i ka mea hana-ʻoiai no nā prototypes. Inā no ka ʻohana kila ka manaʻo hana, hiki ke alakaʻi hewa ka prototyping i ka alumini no ka mea ʻoi aku ka maikaʻi. He ʻokoʻa ka hoʻohaʻahaʻa ʻana, no laila pono e hoʻoponopono ʻia nā ana kumu. He ala kūpono ia, akā pono ʻoe e ʻike e hōʻoia wale ana ʻoe i ke ʻano a me ka hana maʻamau, ʻaʻole hiki ke hana. ʻO kēia kahi hoʻoholo koʻikoʻi e kāhea ʻia e kahi ʻenehana loea i ka wā mua.

Kūkākūkā: The Unwritten Spec

ʻAʻole hiki ke kaʻina hana maʻalahi me ke kamaʻilio maikaʻi ʻole. Ka hoʻouna ʻana i kahi faila STEP a me kahi kikoʻī waiwai i kahi waihona no kahi prototype hoʻolei kālā he kono no ka lohi. He aha nā hoʻomanawanui koʻikoʻi? He aha nā ʻili e like me ka hoʻolei ʻia, pono e hana ʻia? Aia kekahi koi microstructure kūikawā? He aha ka pahu ukana mua o ka ʻāpana? Hoʻololi kēia pōʻaiapili i kahi hale kūʻai mai kahi mea lawe kauoha paʻa i kahi hoa hana.

Me kahi hoa hana lehulehu e like me ka mea i wehewehe ʻia ma tsingtaocnc.com, pono ʻoe e hoʻopili koke i kā lākou mau keʻena āpau. ʻO kahi kelepona loiloi wikiwiki me kā lākou ʻenekini hoʻolele a me kahi mīkini loea hiki ke hōʻailona i nā pilikia i hala ʻole i ka mea hoʻolālā no nā mahina. Hoʻomanaʻo wau i ka hoʻouna ʻana i kahi kiʻi no ke kino valve me nā iwi ʻaoʻao nani a lahilahi. He maʻalahi kā lākou manaʻo: E maʻalili mua kēlā mau iwi ʻaoʻao a hana i nā waimaka wela ma nā hui. Hiki iā mākou ke hana iā lākou i mea lahilahi a hoʻohui i nā fillet? Hoʻohui mākou i nā fillet. Ua kani ka prototype. ʻO ia ka ROI huna o ka ʻike.

ʻO ka manaʻo hope kēia: prototype hoʻolei kālā he kamaʻilio. He kamaʻilio metala ma waena o kāu hoʻolālā a me nā kānāwai o ka physics a me ka metallurgy. 'A'ole 'atikala mua loa ka pahuhopu. ʻO ka pahuhopu he ʻatikala e aʻo pololei iā ʻoe i nā mea e pono ai ʻoe e hoʻololi i mea e hoʻokō pono ai ka ʻatikala ʻumi, ka haneli, a me ka tausani. Ma laila e haumia ai ka manaʻo. A ʻo ka loaʻa ʻana o kahi hale kūʻai e ʻōlelo ana i kēlā ʻōlelo - ma o nā makahiki he nui o ka hana ʻana i ka pūpū, ka ninini ʻana, a me ka hana ʻana i ka chip - ʻo ia ke ala pōkole maoli.

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