He maha ngā wāhanga ongā taputapu whakaiti pūngao houmengā taputapu motukaMe whai wāwāhi i muri i te huri taputapu mō te kaupapa, ka heke te kounga o te mata o te niho, ā, ka pā ki te mahi NVH o te pūnaha. E ako ana tēnei pepa i te taratara o te mata o ngā niho o ngā āhuatanga rerekē o te tukanga tāwāhi me ngā wāhanga rerekē i mua me muri i te tāwāhi. E whakaatu ana ngā hua ka whakanui ake te tāwāhi i te taratara o te mata o te niho i te tāwāhi, e pāngia ana e ngā āhuatanga o ngā wāhanga, ngā tawhā o te tukanga tāwāhi me ētahi atu āhuatanga; I raro i ngā āhuatanga o te tukanga whakaputa puranga o nāianei, ko te taratara mōrahi o te mata o te niho i muri i te tāwāhi he 3.1 ngā wā i mua i te tāwāhi. Ka matapakihia te awe o te taratara o te mata o te niho ki te mahi NVH, ā, ka whakaarohia ngā mahi hei whakapai ake i te taratara i muri i te tāwāhi.

I raro i ngā whakamārama o runga ake nei, ka matapakihia e tēnei tuhinga ngā āhuatanga e toru e whai ake nei:

Te awe o ngā tawhā tukanga werohanga ki te taratara o te mata o ngā niho;

Ko te nui o te whakanui o te werohanga i runga i te taratara o te mata o te niho i raro i ngā tikanga o te tukanga whakaputa puranga o nāianei;

Te pānga o te pikinga o te taratara o te mata o ngā niho ki te mahi a te NVH me ngā mahi hei whakapai ake i te taratara i muri i te werohanga.

Ko te shot peening e pā ana ki te tukanga e pā ai ngā pere iti maha he pakeke teitei, he tere hoki te nekehanga ki te mata o ngā wāhanga. I raro i te pānga tere o te pere, ka puta he poka i te mata o te wāhanga, ā, ka puta he āhua rerekē. Ka ātete ngā hanganga huri noa i ngā poka i tēnei āhua rerekē, ka puta he ahotea pēhi toenga. Mā te taupatupatu o ngā poka maha ka hanga he paparanga ahotea pēhi toenga ōrite ki runga i te mata o te wāhanga, ka whakapai ake i te kaha ngenge o te wāhanga. E ai ki te huarahi e whiwhi ai i te tere teitei mā te pupuhi, ka wehea te shot peening ki te pupuhi hau pēhi me te pupuhi centrifugal peening, e whakaaturia ana i te Pikitia 1.

Ka whakamahia te hau kōpeke hei mana mō te pupuhi i te pupuhi mai i te pū; ka whakamahia he motuka hei akiaki i te impeller kia huri i te tere tere hei whiu i te pupuhi. Ko ngā tawhā matua o te pupuhi pupuhi ko te kaha kukū, te hipoki me ngā āhuatanga o te reo pupuhi pupuhi (rauemi, rahi, āhua, pakeke). Ko te kaha kukū he tawhā hei tohu i te kaha pupuhi pupuhi, e whakaatuhia ana e te teitei o te pewa (arā, te nekehanga piko o te wahi whakamātautau Almen i muri i te pupuhi pupuhi); Ko te tere hipoki e pā ana ki te ōwehenga o te rohe kua hipokina e te poka i muri i te pupuhi pupuhi ki te horahanga katoa o te rohe pupuhi pupuhi; Ko ngā pāpāho pupuhi pupuhi e whakamahia whānuitia ana ko te pupuhi tapahi waea maitai, te pupuhi maitai whakarewa, te pupuhi uku, te pupuhi karāhe, me ētahi atu. He rerekē te rahi, te āhua me te pakeke o ngā pāpāho pupuhi pupuhi. Ko ngā whakaritenga tukanga whānui mō ngā wāhanga rakau tuku kei te whakaatuhia i te Ripanga 1.

Ko te wāhanga whakamātautau ko te taputapu pou waenga 1/6 o tētahi kaupapa ranu. Kei te Pikitia 2 te hanganga taputapu. I muri i te huri, ko te hanganga moroiti o te mata niho he Tau 2, ko te pakeke o te mata he 710HV30, ā, ko te hohonu o te paparanga whakapakeke whai hua he 0.65mm, kei roto katoa i ngā whakaritenga hangarau. Kei te Ripanga 3 te taratara o te mata o te niho i mua i te weronga, ā, kei te Ripanga 4 te tika o te kōtaha niho. Ka kitea he pai te taratara o te mata o te niho i mua i te weronga, ā, he maeneene te pihi kōtaha niho.

Mahere whakamātautau me ngā tawhā whakamātautau

E whakamahia ana te mīhini tango pupuhi hau kōpeke i roto i te whakamātautau. Nā ngā āhuatanga o te whakamātautau, kāore e taea te manatoko i te pānga o ngā āhuatanga o te reo tango pupuhi (rauemi, rahi, pakeke). Nō reira, he pumau tonu ngā āhuatanga o te reo tango pupuhi i roto i te whakamātautau. Ko te pānga anake o te kaha o te mākū me te hipoki ki te taratara o te mata o te niho i muri i te tango pupuhi ka manatokohia. Tirohia te Ripanga 2 mō te kaupapa whakamātautau. Ko te tukanga whakatau motuhake o ngā tawhā whakamātautau e whai ake nei: tuhia te pihi mākū (Pikitia 3) mā te whakamātautau tīkitipati Almen hei whakatau i te pūwāhi mākū, kia mau ai te pēhanga hau kōpeke, te rere o te pupuhi maitai, te tere neke o te pūwero, te tawhiti o te pūwero mai i ngā wāhanga me ētahi atu tawhā taputapu.

hua whakamātautau

Kei te Ripanga 3 ngā raraunga taratara o te mata o ngā niho i muri i te werohanga i te niho, ā, kei te Ripanga 4 te tika o te kōtaha niho. Ka kitea i raro i ngā āhuatanga e whā o te werohanga i te niho, ka piki ake te taratara o te mata o ngā niho, ā, ka piko, ka pūkohu te kōtaha niho i muri i te werohanga i te niho. Ko te ōwehenga o te taratara i muri i te werohanga ki te taratara i mua i te werohanga ka whakamahia hei whakaahua i te whakanui taratara (Ripanga 3). Ka kitea he rerekē te whakanui taratara i raro i ngā āhuatanga tukanga e whā.

Te Aroturuki Puranga i te Whakanuia o te Pakari o te Mata Niho mā te Whakaiti i te Niho

E whakaatu ana ngā hua whakamātautau i te Wāhanga 3 ka piki haere te taratara o te mata o ngā niho i ngā taumata rerekē i muri i te werohanga me ngā tukanga rerekē. Hei mārama katoa ki te whakanui ake i te taratara o te mata o ngā niho, me te whakanui ake i te maha o ngā tauira, e 5 ngā tūemi, e 5 ngā momo me te 44 ngā wāhanga katoa, i tīpakohia hei aroturuki i te taratara i mua me muri i te werohanga i raro i ngā tikanga o te tukanga werohanga whakaputa puranga. Tirohia te Ripanga 5 mō ngā mōhiohio ā-tinana me te matū me ngā mōhiohio tukanga werohanga o ngā wāhanga i aroturukihia i muri i te huri taputapu. Ko ngā raraunga taratara me te whakanui o ngā mata o mua me muri o ngā niho i mua i te werohanga kei te whakaatuhia i te Pikitia 4. E whakaatu ana te Pikitia 4 ko te whānuitanga o te taratara o te mata o ngā niho i mua i te werohanga ko Rz1.6 μ m-Rz4.3 μ m; I muri i te werohanga, ka piki ake te taratara, ā, ko te whānuitanga tohatoha ko Rz2.3 μ m-Rz6.7 μ m; Ka taea te whakanui ake i te taratara mōrahi ki te 3.1 ngā wā i mua i te werohanga.

Ngā āhuatanga e pā ana ki te taratara o te mata o ngā niho i muri i te werohanga

Ka kitea mai i te mātāpono o te pupuhi-peening, ko te pakeketanga teitei me te pupuhi tere-nekehanga ka waiho he maha ngā poka i runga i te mata o te wāhanga, koinei te pūtake o te ahotea pēhi toenga. I taua wā anō, ka piki ake te taratara o te mata o ēnei poka. Ka pāngia te taratara o ngā wāhanga i mua i te pupuhi-peening me ngā tawhā tukanga pupuhi-peening e ngā āhuatanga o te tukanga pupuhi-peening, e ai ki te Ripanga 6. I te Wāhanga 3 o tēnei pepa, i raro i ngā āhuatanga tukanga e whā, ka piki ake te taratara o te mata o te niho i muri i te pupuhi-peening ki ngā taumata rerekē. I roto i tēnei whakamātautau, e rua ngā taurangi, arā, te taratara i mua i te pupuhi-peening me ngā tawhā tukanga (te kaha o te mākū, te kapi rānei), kāore e taea te whakatau tika i te whanaungatanga i waenga i te taratara i muri i te pupuhi-peening me ia āhuatanga awe. I tēnei wā, he maha ngā tohunga kua rangahau i tēnei, ā, kua whakatakoto i tētahi tauira matapae ariā mō te taratara o te mata i muri i te pupuhi-peening i runga i te whakatauira huānga mutunga kore, e whakamahia ana hei matapae i ngā uara taratara e rite ana o ngā tukanga pupuhi-peening rerekē.

I runga i ngā wheako tūturu me ngā rangahau a ētahi atu tohunga, ka taea te whakapae i ngā momo awe o ngā āhuatanga rerekē e whakaaturia ana i te Ripanga 6. Ka kitea ko te taratara i muri i te werohanga pupuhi he mea pāngia whānuitia e te maha o ngā āhuatanga, koinei hoki ngā āhuatanga matua e pā ana ki te ahotea pēhi toenga. Hei whakaiti i te taratara i muri i te werohanga pupuhi i runga i te whakaaro kia mau tonu te ahotea pēhi toenga, me nui ngā whakamātautau tukanga hei arotau tonu i te huinga tawhā.

Te awe o te taratara o te mata o ngā niho ki te mahi NVH o te pūnaha

Kei roto ngā wāhanga taputapu i te pūnaha tuku hihiri, ā, ka pāngia te mahi a te taratara o te mata o ngā niho e te kaha o te niho. E whakaatu ana ngā hua whakamātautau, i raro i te kawenga me te tere kotahi, ka nui ake te taratara o te mata, ka nui ake te wiri me te haruru o te pūnaha; ina piki ake te kawenga me te tere, ka kitea te piki ake o te wiri me te haruru.

I ngā tau tata nei, kua tere te pikinga o ngā kaupapa whakaiti hiko hou, ā, e whakaatu ana i te ia whanaketanga o te tere teitei me te taipana nui. I tēnei wā, ko te taipana mōrahi o tā mātou whakaiti hiko hou ko 354N · m, ā, ko te tere mōrahi ko 16000r/min, ka piki ake ki te neke atu i te 20000r/min ā muri ake nei. I raro i ēnei āhuatanga mahi, me whai whakaaro ki te awe o te pikinga o te taratara o te mata o ngā niho ki te mahi NVH o te pūnaha.

Ngā mahi whakapai ake mō te taratara o te mata o ngā niho i muri i te werohanga

Mā te tukanga werohanga pere i muri i te huri taputapu ka taea te whakapai ake i te kaha o te ngenge pa o te mata o te niho taputapu me te kaha piko o te ngenge o te pakiaka niho. Mena me whakamahi tēnei tukanga nā te kaha o te tukanga hoahoa taputapu, kia whai whakaaro ai ki te mahi NVH o te pūnaha, ka taea te whakapai ake i te taratara o te mata o te niho taputapu i muri i te werohanga pere mai i ēnei āhuatanga e whai ake nei:

a. Whakapai ake i ngā tawhā o te tukanga werohanga, me te whakahaere i te whakanui ake i te taratara o te mata o te niho i muri i te werohanga i runga i te whakaaro kia mau tonu te ahotea pēhanga. He maha ngā whakamātautau tukanga e hiahiatia ana mō tēnei, ā, kāore i te kaha te whānuitanga o te tukanga.

b. Ka whakamahia te tukanga tango pere hiato, arā, i muri i te otinga o te tango pere kaha noa, ka tāpirihia tētahi atu tango pere. He iti noa te kaha o te tukanga tango pere kua whakanuia. Ka taea te whakarerekē i te momo me te rahi o ngā rauemi tango, pērā i te tango uku, te tango karāhe, te tango waea maitai rānei he iti ake te rahi.

c. Whai muri i te werohanga niho, ka tāpirihia ngā tukanga pēnei i te whakakanapa i te mata o ngā niho me te whakakoi kore utu.

I roto i tēnei tuhinga, ka tirohia te taratara o te mata o ngā niho i ngā āhuatanga rerekē o te tukanga werohanga niho me ngā wāhanga rerekē i mua me muri i te werohanga niho, ā, ko ngā whakatau e whai ake nei ka puta mai i ngā tuhinga:

◆ Ka whakanui ake te pūwero o te mata o te niho i te wā e tangohia ana te pūwero, ka pāngia e ngā āhuatanga o ngā wāhanga i mua i te tango pūwero, ngā tawhā tukanga tango pūwero me ētahi atu āhuatanga, ā, ko ēnei āhuatanga anō hoki ngā āhuatanga matua e pā ana ki te ahotea pēhanga toenga;

◆ I raro i ngā tikanga o te tukanga whakaputa puranga o nāianei, ko te taratara o te mata niho i muri i te werohanga he 3.1 ngā wā i mua i te werohanga;

◆ Ka piki ake te wiri me te haruru o te pūnaha i te pikinga ake o te taratara o te mata o ngā niho. Ka nui ake te taipana me te tere, ka kitea ake te pikinga ake o te wiri me te haruru;

◆ Ka taea te whakapai ake i te taratara o te mata o ngā niho i muri i te werohanga mā te arotau i ngā tawhā o te tukanga werohanga, te werohanga whakakotahi, te tāpiri i te oro, te whakakanapa rānei i muri i te werohanga, me ētahi atu. E matapaetia ana mā te arotau i ngā tawhā o te tukanga werohanga ka whakahaere i te whakanui i te taratara ki te 1.5 ngā wā.