Ngā maikuku hama matotoru, ātete ki te kakahu, ngā taputapu mīhini whakahoki kakau witi

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He mea hanga tika tēnei maikuku hama mō ngā mīhini ahuwhenua mai i te maitai konupora-nui, ā, he mea whakapakeke mā te tinei, ka hua ake he pakeke teitei, he ātete ki te pānga, me te ātete ki te kakahu. Ko tōna hanganga āhua maikuku e whakarato ana i te pupuri rauemi pumau me te kaha kuru kaha, e hototahi ana ki ngā mīhini whakahoki kakau witi, ngā mīhini tārai, me ētahi atu taputapu. Ka kuru pai i te kānga, te witi, me ētahi atu kakau witi, kāore e ngawari ki te pakaru, ki te whati rānei, ā, he ngāwari ki te tāuta, ka whakapai ake i te pai o te mahi mara me te whakaroa i tōna roanga mahi.

Tukua mai he īmēra ki a mātou

Taipitopito Hua

Ngā Tohu Hua

Ko tēnei taputapu mīhini ahuwhenua, te maikuku hama, he wāhanga matua, he wāhanga ngāwari hoki te pakaru o te mīhini kuru me te whakahoki kakau witi. He mea hanga kia rite tonu ki te paerewa ahumahi JB/T10813-2007, he hototahi ki ngā tauira mīhini ahuwhenua matua, ā, he whānuitia te whakamahinga mō te kuru me te whakahoki i te kakau witi hua pērā i te kānga, te witi, me te miro. E toru āna mahi: te hopu, te pā, me te kuru, ā, he taputapu matua hei whakapai ake i te whai huatanga o ngā mahi mīhini ahuwhenua me te whakarite i te kounga o te kakau witi e whakahokia ana ki te mara.

He mea hanga te hua mai i te koranu kounga teitei, i te maitai konupora-teitei rānei, ā, i arotauhia mā te tukanga whakamahana tika, kia eke ki te pakeketanga o te HRC52-58. He rite te matotoru, he rite te pakeketanga me te ātete ki te kakahu, ā, he nui ake te kaha o te pānga i te 25% ki te whakataurite ki ngā hua tuku iho, ā, he pai te whakaoti i ngā raruraru o te pakarukaru me te kakahu tere o ngā maikuku hama tuku iho. He hoahoa maha-rōpū, he ōrite te tohatoha o te tinana maikuku, ā, he nui ake tōna taumaha i te tinana hama. I te wā e huri tere ana, ka kaha ake te kaha o te huri, ka tere te hopu i te kakau witi e hinga ana ki te whenua kia pai ai te kuru me te horapa ōrite.

Ka whakatauritehia e te hoahoa hanganga te whaihua me te ōhanga. Mā te awaawa tuwhera i te tihi o te tinana hama ka whakaitihia te taumaha o te hua, ka penapena hoki i ngā rauemi mata, ka whakaitihia hoki te whakapaunga hiko o ngā mīhini ahuwhenua me te whakapai ake i ngā utu whakahaere. Mā ngā mowhiti whakapiri takirua ōrite i ngā taha e rua ka ngāwari te huihui, ka whakarite i te hononga haumaru, ā, ka tika te whakauru i te kakau whakapiri, ka ārai i te wetekina, te hē rānei i te wā e mahi ana, ā, ka whakamanahia te haumaru mahi.

Ka pania te mata ki te whakakikorua kōroma hei ārai i te waikura, ā, neke atu i te 480 hāora te roa o te whakamātautau rehu tote, he nui atu i te paerewa ā-motu. Ka taea e ia te ātete pai ki te taiao haukū me te waikura o te mara, ā, ka roa ake tōna roanga mahi. Ka whakahaeretia te tika o te rahinga o te hua i roto i te ±0.02mm, me te kaha ki te whakawhiti, ā, he hototahi ki ngā momo tauira mīhini ahuwhenua. Kāore he whakarerekētanga tāpiri e hiahiatia ana, ka tino whakaiti i ngā utu tiaki a te kaiwhakamahi. Koinei te wāhanga āwhina e pai ana mō ngā mahi nui me te whai hua i roto i te ahuwhenua hou.