Gẹgẹbi awọn ibeere ti ọna ẹrọ ati deede apejọ, iye iwọn ifarada ti o yẹ ni yoo yan fun iwọn.Iwọn laisi itọkasi ifarada ni iyaworan yoo jẹ pato ni ibamu si awọn ibeere ti GB / t1804-2000 “awọn ifarada onisẹpo laini ati igun laisi itọkasi ifarada”.
Idiwọn iyapa iye iwọn laini
| kilasi ifarada | 0~3 | >3~6 | > 6 ~ 30 | > 30 ~ 120 | > 120 ~ 400 | > 400 ~ 1000 | > 1000 ~ 2000 | > 2000 |
| Itọkasi f | ±0.05 | ±0.05 | ±0.1 | ±0.15 | ±0.2 | ±0.3 | ±0.5 | - |
| Alabọde M | ±0.1 | ±0.1 | ±0.2 | ±0.3 | ±0.5 | ±0.8 | ± 1.2 | ± 2.0 |
| Ogbon C | ±0.2 | ±0.3 | ±0.5 | ±0.8 | ± 1.2 | ± 2.0 | ± 3.0 | ± 4.0 |
| Ti o nipọn julọ V | - | ±0.5 | ± 1.0 | ± 1.5 | ± 2.5 | ± 4.0 | ± 6.0 | ± 8.0 |
Idiwọn iyapa iye ti fillet rediosi ati chamfer iga
| kilasi ifarada | 0~3 | 3~6 | > 6 ~ 30 | > 30 |
| Itọkasi f | ±0.2
| ±0.5
| ± 1.0
| ± 2.0
|
| Alabọde M | ||||
| Ogbon C | ±0.4
| ± 1.0
| ± 2.0
| ± 4.0
|
| Ti o nipọn julọ V |
Idiwọn iyapa iye iwọn igun
| kilasi ifarada | 0 ~ 10 | > 10 ~ 50 | > 50 ~ 120 | 120-400 | >400 |
| Itọkasi f | ±1° | ± 30′ | ± 20′ | ± 10′ | ± 5′ |
| Alabọde M |
|
|
|
|
|
| Ogbon C | ± 1°30′ | ±1° | ± 30′ | ± 15′ | ± 10′ |
| Ti o nipọn julọ V | ±3° | ±2° | ±1° | ± 30′ | ± 20′ |
Aṣoju iyaworan gbogbogbo laisi itọkasi ifarada
Samisi nọmba boṣewa ati koodu ite ifarada nitosi bulọọki akọle ti iyaworan tabi ni awọn ibeere imọ-ẹrọ ati awọn iwe aṣẹ imọ-ẹrọ (bii awọn iṣedede ile-iṣẹ).Fun apẹẹrẹ, nigba yiyan ipele alabọde, aami jẹ bi atẹle:
GB/T 1804-m
Awọn ẹya ti a ko samisi pẹlu ifarada jiometirika ni awọn iyaworan yoo jẹ samisi ni ibamu si ite ni GB / t1184-1996 “awọn ifarada jiometirika ati ipo laisi awọn iye ifarada olukuluku”.[1]
| kilasi ifarada | 0 ~ 10 | > 10 ~ 30 | > 30 ~ 100 | > 100 ~ 300 | > 300 ~ 1000 | >1000 |
| H | 0.02 | 0.05 | 0.1 | 0.2 | 0.3 | 0.4 |
| K | 0.05 | 0.1 | 0.2 | 0.4 | 0.6 | 0.8 |
| L | 0.1 | 0.2 | 0.4 | 0.8 | 1.2 | 1.6 |
Titọ ati fifẹ laisi ifarada
| kilasi ifarada | 0 ~ 100 | > 100 ~ 300 | > 300 ~ 1000 | >1000 |
| H | 0.2 | 0.3 | 0.4 | 0.5 |
| K | 0.4 | 0.6 | 0.8 | 1 |
| L | 0.6 | 1 | 1.5 | 2 |
Symmetry laisi ifarada
| kilasi ifarada | 0 ~ 100 | > 100 ~ 300 | > 300 ~ 1000 | >1000 |
| H | 0.5 | |||
| K | 0.6 | 0.8 | 1 | |
| L | 0.6 | 1 | 1.5 | 2 |
Ipin runout lai ifarada
| kilasi ifarada | Circle runout ifarada |
| H | 0.1 |
| K | 0.2 |
| L | 0.5 |
Akoko ifiweranṣẹ: Oṣu Kẹwa 12-2020