四輥軋機 Four-high mill
1、四輥軋機用途
四輥軋機適用于3mm以下普碳鋼、合金鋼、銅、鋁及不銹鋼帶的冷軋。其中可分粗軋、精軋。本機型具有軋制力大,精度高,穩定性強等特點。
2、四輥軋機組成及結構特點：
本機由主電機、減速器、人字齒輪座、萬向接軸、工作機座、電控柜等組成，輥系采用專用軋機軸承。
3、四輥軋機主要技術參數
|
型號/mm |
軋輥尺寸mm |
坯料尺寸mm |
成品尺寸mm |
軋制力 KN |
軋制速度 m/s |
電機功率 KW |
||||
|
輥身 長度 |
工作 輥徑 |
支承 輥徑 |
厚 |
寬 |
厚 |
寬 |
||||
|
Φ90/240×250 |
250 |
90-80 |
240-230 |
|
|
|
|
650 |
0.4 |
30 |
|
Φ100/300×350 |
350 |
100 |
300 |
|
|
|
|
784 |
0.5-0.76 |
55 |
|
Φ120/320×330 |
300 |
120 |
320 |
|
|
0.005-1.5 |
120 |
800 |
0.14-0.41 |
75 |
|
Φ165/400×350 |
350 |
165-156 |
400-380 |
|
|
|
|
2400 |
0.25 |
75 |
|
Φ180/420×850 |
650 |
180 |
420 |
3 |
|
0.3-2.5 |
|
1600 |
0.5-3 |
160 |
|
Φ200/500×800 |
800 |
200 |
500 |
1 |
300-400 |
|
|
1300 |
3-5 |
200 |
1. Use of four-high rolling mill
The four-high mill is suitable for cold rolling of ordinary carbon steel, alloy steel, copper, aluminum and stainless steel strips below 3mm. Which can be divided into rough rolling, finishing rolling. This machine has the characteristics of large rolling force, high precision and strong stability.
2. Composition and structure characteristics of four-high rolling mill:
The machine is composed of main motor, reducer, miter gear holder, universal coupling shaft, working stand, electric control cabinet, etc. The roller system adopts special rolling mill bearing.
3. Main technical parameters of four-high rolling mill
| Model/mm | Roll size mm | Billet size mm | Finished size mm |
Rolling force KN |
Rolling speed m/s | Motor power KW | ||||
| Roll length | Working roll diameter | Back-up roll diameter | thick | wide | thick | wide | ||||
| Φ90/240×250 | 250 | 90-80 | 240-230 | 650 | 0.4 | 30 | ||||
| Φ100/300×350 | 350 | 100 | 300 | 784 | 0.5-0.76 | 55 | ||||
| Φ120/320×330 | 300 | 120 | 320 | 0.005-1.5 | 120 | 800 | 0.14-0.41 | 75 | ||
| Φ165/400×350 | 350 | 165-156 | 400-380 | 2400 | 0.25 | 75 | ||||
| Φ180/420×850 | 650 | 180 | 420 | 3 | 0.3-2.5 | 1600 | 0.5-3 | 160 | ||
| Φ200/500×800 | 800 | 200 | 500 | 1 | 300-400 | 1300 | 3-5 | 200 | ||