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詳細(xì)介紹
DH7200B組合軸承單元優(yōu)點(diǎn)：本產(chǎn)品結(jié)構(gòu)緊湊體積小，可雙向受力，具有低振動(dòng),低噪音,旋轉(zhuǎn)精度高,較低的摩擦力矩,優(yōu)良的密封性能,高速運(yùn)轉(zhuǎn)性能,適應(yīng)性廣，易于安裝。
DH7200B組合軸承單元技術(shù)參數(shù)：
| 軸承代號(hào) | 基本尺寸/mm | 基本額定載荷/KN | 極限轉(zhuǎn)速/r·min-1 | 兩內(nèi)圈預(yù)緊力/N·M | |||||||||
| 7000B型/DB/2RS | d | D | TD | Td | B | da | D1 | A | C | Cr | Cor | 脂 | Fa |
| DH7203B/DB/2RS | 17 | 40 | 32 | 34 | 10 | 25.8 | 64 | 52 | 6 | 20.2 | 13.5 | 5000 | 60 |
| DH7204B/DB/2RS | 20 | 47 | 36 | 38 | 10 | 31 | 73 | 60 | 7 | 22.8 | 15.8 | 4500 | 60 |
| DH7205B/DB/2RS | 25 | 52 | 36 | 38 | 10 | 36 | 82 | 67 | 7 | 25.5 | 18.8 | 3300 | 60 |
| DH7206B/DB/2RS | 30 | 62 | 40 | 42 | 10 | 42.8 | 92 | 77 | 9 | 33.2 | 27.5 | 2800 | 80 |
| DH7207B/DB/2RS | 35 | 72 | 42 | 44 | 10 | 49.7 | 102 | 87 | 9 | 43.7 | 37.5 | 2500 | 80 |
| DH7303B/DB/2RS | 17 | 47 | 36 | 38 | 10 | 28.3 | 73 | 60 | 7 | 37.5 | 25.5 | 3800 | 60 |
| DH7304B/DB/2RS | 20 | 52 | 36 | 38 | 10 | 32.3 | 82 | 67 | 7 | 40.8 | 28.8 | 3200 | 80 |
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