Nā te mea he nui te utu o te karāhe sima, he mea nui kia whakamahia tika ngā wiri karāhe sima kia pai ai te whakamahi, kia iti ai hoki ngā utu tukatuka. Ko te whakamahinga tika o ngā wiri karāhe ko ēnei āhuatanga matua:
wiri moroiti
1. Kōwhiria te mīhini tika
Ngā mata keri kāpitiKa taea te whakamahi i roto i ngā taputapu mīhini CNC, ngā pokapū mīhini me ētahi atu taputapu mīhini he kaha teitei me te pakari pai, ā, me whakarite kia kore e neke ake te TIR i te 0.02 te rere o te pito. Heoi, nā te iti o te kaha me te kore tika o te porowhita o ngā taputapu mīhini pēnei i ngā wiri radial me ngā mīhini mira whānui, he ngāwari te hinga wawe o ngā wiri carbide, me karohia tēnei i ngā wā katoa e taea ana.
2. Kōwhiria te kakau tika
Ka taea te whakamahi i ngā pūwero puna, ngā pupuri taputapu pēhanga taha, ngā pupuri taputapu waipēhi, ngā pupuri taputapu whakawhānui wera, me ētahi atu, engari nā te kore e ranea te kaha piri o te pūwero huri tere, ka paheke te mata o te wiri, ka hē hoki, nō reira me karo.
3. te whakamatao tika
(1) Me aro te whakamatao o waho ki te whakakotahitanga o ngā ahunga whakamatao, kia hangaia he arawhata o runga me o raro, ā, kia whakaitihia te koki o te taputapu ki te mea ka taea.
(2) Me aro te wāhanga whakamatao o roto ki te pēhanga me te rere, ā, me ārai hoki i te turuturu o te wai whakamatao kei pā ki te pānga whakamatao.
4. Te tukanga keri tika
(1) Kāore e whakaaetia te keri ina neke atu i te 8-10° te koki piko o te mata keri. Ina iti iho i te 8-10°, me whakaiti te whāngai ki te 1/2-1/3 o te noa;
(2) Ina neke atu i te 5° te koki piko o te mata keri, me whakaiti te whāngai ki te 1/2-1/3 o te āhua noa;
(3) I te wā e keri ana i ngā kōhao whakawhiti (ngā kōhao poutū, ngā kōhao whakarara rānei), me whakaiti te whāngai ki te 1/2-1/3 o te whānui noa;
(4) Kāore e whakaaetia te whakatangi i ngā putorino e rua.
Wā tuku: Mei-16-2022