ʻO ka lopako Yooheart e haʻi aku i nā hoʻolaha o ka wili kinoea pale

ʻO ka welding pale kinoea e pili ana i ke ʻano kuʻihao i pale ʻia e ka carbon dioxide a i ʻole argon, me ka ʻole o ka hoʻohana ʻana i ke uwea welding. ʻO ke kaʻina hana hoʻoheheʻe i pale ʻia i ke kinoea he kūpono ia no ka hoʻopili ʻana i nā ʻano hana kila nui like ʻole e like me ke kila haʻahaʻa haʻahaʻa a me ke kila ikaika kiʻekiʻe. He kiʻekiʻe kuʻihao productivity, maikaʻi māwae kū'ē, liʻiliʻi kuʻihao deformation, a me ka nui deformation laula. Hiki ke wiliwili i nā papa lahilahi a me nā papa waena a me ka mānoanoa.

ʻO nā ʻano hana hoʻoheheʻe like ʻole o ke kinoea shielded welding

1. kuʻi ʻana i luna

He mea koʻikoʻi ke kūlana o ka lama kuʻihao i ka wā e kuʻi pololei ai, a ʻo ka lama kuʻi e pili pono i ka mea hana. I ka wā wili laina pololei, he convex ka weld bead, a ʻilihune a maʻalahi hoʻi ke ʻoki ʻia ke ʻano o ka weld bead.

I ka wā o ka hoʻoheheʻe ʻana i nā ʻāpana he nui, maʻalahi ka pale ʻana i ka pahu hoʻopiha hope i ka wili, no laila ʻaʻole hoʻohana ʻia. No laila, ʻo ke kuʻi kuʻi kū i luna ke koli maʻamau, a ʻo ke ʻano koʻi he kowali liʻiliʻi. Ma muli o ka paʻa ʻana o ka wela i kēia manawa, maʻalahi ka puʻupuʻu weld, no laila pono e neʻe koke i luna ma lalo o ke ʻano o ke koli like ʻole.

Inā makemake ʻia kahi wāwae wili nui, pono e hoʻohana ʻia ke ʻano koʻi puʻupuʻu e neʻe wikiwiki i waenakonu o ka peʻa weld a noho liʻiliʻi ma nā ʻaoʻao ʻelua e pale i ka undercut. Eia nō naʻe, pono e mālama ʻia ʻaʻole e hoʻohana i kahi kowali crescent curved downwardly.

2. kuʻi kuʻi ʻana i lalo

I ka hoʻoheheʻe ʻana i lalo, i mea e mālama ai i ka wai i hoʻoheheʻe ʻia, pono e kuhikuhi ka lama wili i ka diagonally i lalo i ka wai hoʻoheheʻe a mālama i kekahi kihi. Pono e hoʻopaʻa ʻia ke arc ma ke alo o ka loko i hoʻoheheʻe ʻia, inā ʻaʻole, i ka wā e kahe ai ka hao i hoʻoheheʻe ʻia i mua o ke arc, ua maʻalahi ke kumu i nā puʻupuʻu kuʻi a me ke komo ʻole. Hoʻokuʻu ʻia ka metala loko.

Nā kumu o ka porosity i ke kinoea pale pale kuʻi

  • kinoea pale kino

1. ʻAʻole maikaʻi ka maikaʻi o ke kinoea i loko o ka pahu kinoea, a ʻaʻole i ʻoi aku ka maʻemaʻe ma mua o 98%. Loaʻa iā ia nā kinoea ʻino e like me ka nitrogen, ka mea e hoʻoulu ai i nā pores ma hope o ke kuʻi ʻana.

2. ʻAʻole paʻa ka paipu kinoea mai ka pahu kinoea a i ka lama kuʻi, a lawe ʻia ka ea e hana i nā pores.

3. Hoʻoulu ka ʻea i ka stomata

a. Hoʻopilikia ka makani i loko o ke kaiapuni waho i ka ea pale a puni ka wai hoʻoheheʻe

b. Ke kahe kinoea haʻahaʻa a i ʻole ka splatter e pani ana i ka nozzle

c. ʻOi aku ka nui o ke kihi o ka lama wiliwili a i ʻole ka mamao loa o ka lama kuʻi mai ka mea hana

d. Ua pōʻino ke apo alakaʻi ceramic shunt kinoea o ka nozzle lama a ʻaʻole i wehe ʻia a pani ʻia

4. Welding machine control air valve wehe lag, pani koke, a i ole ma ka ilihune pili intermittently

  • Nā hemahema i ka uwea wiliwili a me ka metala kumu pono'ī
1. ʻO ka uea kuʻihao paʻa paʻa ua ʻāhue, ʻaila, etc.
2. ʻO ka pauka o loko o ka uwea kuʻi ʻana o ka flux-cored he pulu, a ʻo waho ka lepo.
3. Aia nā pores i loko o ka metala kumu pono'ī, a i ʻole ka nui o ka pollution aila i loko, a i ʻole ka hoʻololi ʻana i ka maikaʻi o ka metala ma muli o ka hoʻohana lōʻihi ʻana i nā kaiapuni kemika, e like me nā pipeline kemika, ka mīkini mea hana hao a me nā ʻāpana kila.
4. Aia nā mea haumia a i ʻole ka wai e hoʻohua ai i nā kinoea ʻino ma ka wahi wili, a ʻaʻole hoʻomaʻemaʻe ʻia.
  • Nā palena wiliwili kūpono ʻole

Inā ʻoi aku ka nui o ka hoʻonohonoho o kēia manawa a me ka uila, maʻalahi ke hoʻoheheʻe i ke kalapona i loko o ka carbon monoxide i kahi wela kiʻekiʻe a kiʻekiʻe ka ionization i ka wā e nui ai ka wela, a e hana ʻia nā pores carbon monoxide i ka wā e maʻalili wikiwiki ai ka weldment.
  • Manaʻo hoʻonā

1. E hoʻohui i ka argon a i ʻole carbon dioxide i hui ʻia e hoʻāʻo ai inā he haumia ke kinoea kalapona, a e nānā inā ʻoi aku ka maikaʻi o ka pale ʻana i ke kinoea i hui ʻia. Inā ʻae, e hoʻololi i ka ʻāpana hoʻolako kinoea me ka maikaʻi maikaʻi.
2. Ma lalo o ka pale o ke kinoea hui ʻia, aia nō nā pores e hoʻopau i ke kumu o ke kinoea, a hiki ke nānā ʻia nā kumu ʻē aʻe.
3. ʻOi aku ka maikaʻi ʻaʻole e haʻalele i nā pilikia o ka metala kumu a me ka wili wilie iho.


Ka manawa hoʻouna: Nov-01-2022