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7228BCBM
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Technical Parameter
型号
主要尺寸及数据
d 140 mm 内径
D 250 mm 外径
B 42 mm 宽度
d1≈ 183 mm 挡肩直径
d2≈ 163 mm 挡肩直径
D1、D2 ≈ 210 mm 挡肩直径
r1.2 min 3 mm 倒角尺寸
r3.4 min 1.1 mm 倒角尺寸
α 103 mm 侧面到压力点的距离
m 8.85 kg 质量
安装尺寸
da min 154 mm 轴挡肩尺寸
Da max 236 mm 座挡肩尺寸
Db max 243 mm 座挡肩尺寸
ra max 2.5 mm 轴倒角半径
rb max 1 mm 座倒角半径
其他数据
Cr 208.95 kN 基本额定载荷动态
Cor 222.6 kN 基本额定载荷静态
Pur 6.72 kN 疲劳载荷极限
nB 3150 r/min 参考转速
nG 3780 r/min 极限转速
A 0.763 计算系数
Kr 0.08 计算系数
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于 2024-10-22 日从 http://www.sdkmr.com/ 生成
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