Mmiri mmiri na-asa mmiri na Flat Washer
Nkọwa
Otu mgbanaka kewara n'otu ebe wee gbadaa n'ụdị helical.Nke a na-eme ka onye na-asa ihe na-agbanye ike mmiri n'etiti isi ihe nkedo na mkpụrụ, nke na-eme ka igwe na-asa ahụ sie ike megide mkpụrụ osisi na eriri nke bolt na-emegide akị ma ọ bụ eriri mkpụrụ, na-eme ka esemokwu na iguzogide ntụgharị.Ụkpụrụ ndị ọdabara bụ ASME B18.21.1, DIN 127 B, na United States Military Standard NASM 35338 (nke bụbu MS 35338 na AN-935).
Ndị na-asa mmiri bụ helix aka ekpe na-ekwe ka a na-agbatị eri ahụ n'akụkụ aka nri naanị, ya bụ n'akụkụ elekere.Mgbe a na-etinye mmegharị aka ekpe nke ntụgharị aka ekpe, akụkụ ahụ ewelitere na-ata n'ime ala nke bolt ma ọ bụ aku na akụkụ nke a na-akụdo na ya, si otú a na-eguzogide ntụgharị.Ya mere, mmiri ịsacha mmiri adịghị arụ ọrụ na eriri aka ekpe na ebe ndị siri ike.Ọzọkwa, a gaghị eji ha na-ejikọta ya na igwe na-ekpo ọkụ dị larịị n'okpuru mmiri mmiri mmiri, n'ihi na nke a na-ekewapụ mmiri mmiri na-esi na-ata ahụhụ n'ime akụkụ nke ga-eguzogide ntụgharị.
Uru nke ndị na-ekpochi mkpọchi mmiri dị na ọdịdị trapezoidal nke onye na-asa ákwà.Mgbe etinyere ya na ibu n'akụkụ ike akaebe nke bolt, ọ ga-agbagọ ma gbawaa.Nke a na-ebelata ọnụego mmiri nke nkwonkwo bolted nke na-enye ya ohere ịnọgide na-enwe ike dị ukwuu n'okpuru otu ọkwa vibration.Nke a na-egbochi ịtọpụ.
Ngwa:
Igwe mmiri na-asa mmiri na-egbochi mkpụrụ na bolts ka ọ gbanwee, na-amị amị na ịpụta n'ihi ịma jijiji na torque.Ndị na-asa mmiri dị iche iche na-arụ ọrụ a n'ụzọ dịtụ iche, mana echiche bụ isi bụ ijide nut na bolt.Ụfọdụ ndị na-asa mmiri na-arụ ọrụ a site n'itinye ihe ndị dị n'okpuru ala (bolt) na nut na nsọtụ ha.
A na-ejikarị igwe mmiri na-asa mmiri na ngwa ndị metụtara ịma jijiji yana mwepu nke ngwa ngwa.Ụlọ ọrụ ndị na-ejikarị igwe mmiri na-asa mmiri bụ ihe metụtara njem (ụgbọala, ụgbọ elu, mmiri).Enwere ike iji igwe na-asa mmiri na ngwa ụlọ dịka ndị na-ahụ maka ikuku na akwa akwa (igwe ịsa).
| Dk | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | (14) | |
| d | Min | 2.1 | 2.6 | 3.1 | 4.1 | 5.1 | 6.2 | 8.2 | 10.2 | 12.3 | 14.3 |
| Oke | 2.3 | 2.8 | 3.3 | 4.4 | 5.4 | 6.7 | 8.7 | 10.7 | 12.8 | 14.9 | |
| h | 0.6 | 0.8 | 1 | 1.2 | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | |
| Min | 0.52 | 0.7 | 0.9 | 1.1 | 1.5 | 1.9 | 2.35 | 2.85 | 3.3 | 3.8 | |
| Oke | 0.68 | 0.9 | 1.1 | 1.3 | 1.7 | 2.1 | 2.65 | 3.15 | 3.7 | 4.2 | |
| n | Min | 0.52 | 0.7 | 0.9 | 1.1 | 1.5 | 1.9 | 2.35 | 2.85 | 3.3 | 3.8 |
| Oke | 0.68 | 0.9 | 1.1 | 1.3 | 1.7 | 2.1 | 2.65 | 3.15 | 3.7 | 4.2 | |
| H | Min | 1.2 | 1.6 | 2 | 2.4 | 3.2 | 4 | 5 | 6 | 7 | 8 |
| Oke | 1.5 | 2.1 | 2.6 | 3 | 4 | 5 | 6.5 | 8 | 9 | 10.5 | |
| Arọ≈kg | 0.023 | 0,053 | 0,097 | 0.182 | 0,406 | 0,745 | 1.53 | 2.82 | 4.63 | 6.85 | |
| dk | 16 | (18) | 20 | (iri abụọ na abụọ) | 24 | (27) | 30 | 36 | 42 | 48 | |
| d | Min | 16.3 | 18.3 | 20.5 | 22.5 | 24.5 | 27.5 | 30.5 | 36.6 | 42.6 | 49 |
| Oke | 16.9 | 19.1 | 21.3 | 23.3 | 25.5 | 28.5 | 31.5 | 37.8 | 43.8 | 50.2 | |
| h | 4 | 4.5 | 5 | 5 | 6 | 6 | 6.5 | 7 | 8 | 9 | |
| Min | 3.8 | 4.3 | 4.8 | 4.8 | 5.8 | 5.8 | 6.2 | 6.7 | 7.7 | 8.7 | |
| Oke | 4.2 | 4.7 | 5.2 | 5.2 | 6.2 | 6.2 | 6.8 | 7.3 | 8.3 | 9.3 | |
| n | Min | 3.8 | 4.3 | 4.8 | 4.8 | 5.8 | 5.8 | 6.2 | 6.7 | 7.7 | 8.7 |
| Oke | 4.2 | 4.7 | 5.2 | 5.2 | 6.2 | 6.2 | 6.8 | 7.3 | 8.3 | 9.3 | |
| H | Min | 8 | 9 | 10 | 10 | 12 | 12 | 13 | 14 | 16 | 18 |
| Oke | 10.5 | 11.5 | 13 | 13 | 15 | 15 | 17 | 18 | 21 | 23 | |
| Arọ≈kg | 7.75 | 11 | 15.2 | 16.5 | 26.2 | 28.2 | |||||
