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No ke aha e hiki ai i ka mākeke PCB ke lawe mai i ka hoʻomohala nui no ka ʻoihana laser?

Me he mea lā e ulu mālie ana ka mākeke hana laser i nā makahiki ʻelua i hala. Eia nō naʻe, aia kekahi mākeke laser e ulu wikiwiki nei -- ka mākeke laser e pili ana i ka hana PCB. No laila pehea ke ʻano o ka mākeke PCB o kēia manawa? No ke aha e hiki ai iā ia ke lawe mai i ka hoʻomohala nui no ka ʻoihana laser?

 Mea hoʻomaʻalili mīkini hana laser PCB

Me he mea lā e ulu mālie ana ka mākeke hana laser i nā makahiki ʻelua i hala. Eia nō naʻe, aia kekahi mākeke laser e ulu wikiwiki nei -- ka mākeke laser e pili ana i ka hana PCB. No laila pehea ke ʻano o ka mākeke PCB o kēia manawa? No ke aha e hiki ai iā ia ke lawe mai i ka hoʻomohala nui no ka ʻoihana laser?

ʻOihana PCB a me FPC me ka hoʻomohala wikiwiki a me ke koi nui o ka mākeke

ʻO ka PCB he pōkole no ka papa kaapuni paʻi a ʻo ia kekahi o nā ʻāpana koʻikoʻi loa i ka ʻoihana uila. Loaʻa ia ma aneane kēlā me kēia huahana uila a hoʻohana ʻia no ka hoʻopili uila no kēlā me kēia ʻāpana. Aia ka PCB i ka baseboard insulating, ka uea hoʻohui a me ka pad kahi i hoʻākoakoa ʻia ai nā ʻāpana uila a welt. ʻO kona maikaʻi e hoʻoholo ai i ka hilinaʻi o nā mea uila, no laila ʻo ia ka ʻoihana kumu a me ka ʻoihana ʻāpana nui loa no ka ʻoihana uila.

He ākea ka mākeke noi o ka PCB, me nā mea uila mea kūʻai aku, nā mea uila kaʻa, ke kamaʻilio ʻana, ka lāʻau lapaʻau, ka pūʻali koa a pēlā aku. I kēia manawa, ke ulu wikiwiki nei nā mea uila mea kūʻai aku a me nā mea uila kaʻa a lilo lākou i mau noi nui no ka PCB.

Ma waena o ka hoʻohana ʻana o ka PCB i nā mea uila mea kūʻai aku, ʻo FPC ka wikiwiki loa o ka ulu ʻana a ua lawe i ka māhele mākeke nui aʻe o ka mākeke PCB. Ua kapa ʻia ʻo FPC he kaapuni paʻi maʻalahi. He papa kaapuni paʻi hilinaʻi loa ia e hoʻohana ana i ka PI a i ʻole ka polyester film ma ke ʻano he mea kumu. Loaʻa iā ia ke kaumaha māmā, ka nui o ka hoʻolaha uea a me ka maʻalahi maikaʻi, hiki ke hoʻokō pono i ke ʻano akamai, lahilahi a māmā i nā mea uila kelepona.

ʻO ka mākeke PCB e ulu wikiwiki nei e alakaʻi ana i kahi mākeke derivative nui. Me ka hoʻomohala ʻana o ke ʻano hana laser, ua pani mālie ka hana laser i ke ʻano ʻoki make kuʻuna a lilo i ʻāpana koʻikoʻi i loko o ke kaulahao ʻoihana PCB. No laila, ma kēia ʻano nui kahi i lohi ai ka ulu ʻana o ka mākeke laser holoʻokoʻa, ke ulu wikiwiki nei ka mākeke laser e pili ana i ka PCB.

Ka pōmaikaʻi o ka hana ʻana o ka laser ma PCB a me FPC

ʻO ka hana laser ma PCB e pili ana i ka ʻoki laser, ka wili laser a me ka māka laser. Ke hoʻohālikelike ʻia me ke ʻano ʻoki make kuʻuna, ʻo ka ʻoki laser ʻaʻole ia he pili a ʻaʻole pono i ka ʻōmole pipiʻi a hiki ke hoʻokō i ka pololei kiʻekiʻe me ka ʻole o ka burr ma ka lihi ʻoki. ʻO kēia ka mea e lilo ai ke ʻano laser i hopena kūpono no ka ʻoki ʻana i ka PCB a me FPC.

I ka wā mua, ua hoʻohana ka ʻoki laser ma PCB i ka mīkini ʻoki laser CO2. Akā, he nui ka wela o ka mīkini ʻoki laser CO2 a he haʻahaʻa ka pono o ka ʻoki ʻana, ʻaʻole i nui ka hoʻohana ʻana. Akā, i ka hoʻomau ʻana o ka ulu ʻana o ke ʻano hana laser, ua nui aʻe nā kumu laser i hana ʻia a hiki ke hoʻohana ʻia i ka ʻoihana PCB.

I kēia manawa, ʻo ke kumu laser i hoʻohana pinepine ʻia i ka ʻoki ʻana i ka PCB a me FPC ʻo ia ka laser UV paʻa nanosecond nona ka nalu he 355nm. Loaʻa iā ia ka wikiwiki o ka omo ʻana o nā mea a me ka ʻāpana wela liʻiliʻi, e hiki ai ke hoʻokō i ka pololei o ka hana ʻana.

No ka hōʻemi ʻana i ka hoʻā ʻana a me ka hoʻokō ʻana i ka pono kiʻekiʻe, hoʻomau nā ʻoihana laser i ka hoʻomohala ʻana i ka laser UV o ka mana kiʻekiʻe, ke alapine kiʻekiʻe a me ka laulā pulse haiki. No laila ma hope mai ua hana ʻia nā lasers UV 20W, 25W a me 30W nanosecond e hoʻokō maikaʻi i ke koi e piʻi nei i ka ʻoihana PCB a me FPC.

I ka piʻi ʻana o ka mana o ka laser UV nanosecond, ʻoi aku ka nui o ka wela e hoʻopuka ai. No ka mālama ʻana i ka hana hana kūpono loa, pono ia i kahi chiller laser kikoʻī. Hiki i ka chiller hoʻoluʻu wai S&A Teyu CWUP-30 ke hoʻoluʻu i ka laser UV nanosecond a hiki i ka 30W a loaʻa iā ia ke kūpaʻa ±0.1℃. Hiki i kēia kikoʻī ke hoʻomalu i ka mahana o ka wai i hiki ai i ka laser UV ke noho mau i loko o kahi pae mahana kūpono. No ka ʻike hou aku e pili ana i kēia chiller, kaomi iā https://www.chillermanual.net/portable-laser-chiller-cwup-30-for-30w-solid-state-ultrafast-laser_p246.html

 Mea hoʻomaʻalili mīkini hana laser PCB

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