Hot Sale Excavator Hitachi EX120 Swing Bearing Swing Circle
US $1200-$1800
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型号(model) | 无齿式HJB.30.1020 | ||
外齿式HJW.30.1020/ HJW.30.1020A | |||
内齿式HJN.30.1020/ HJN.30.1020A | |||
外形 尺寸(mm) Boundary dimensions) | D | 1170 | |
d | 875 | ||
H | 95 | ||
安装孔尺寸 Bolt hole diameter(mm) | D₁ | 1120 | |
D₂ | 930 | ||
n | 24 | ||
ɸ | 22 | ||
结构尺寸 Structure dimensions(mm) | n1 | 4 | |
D3 | 1021 | ||
d1 | 1018 | ||
H1 | 80 | ||
h | 15 | ||
齿轮参数gear date(mm) | b | 70 | |
X | +1.4 +1.15 | ||
m | 8 10 | ||
外齿参数ext date(mm) | De | 1219.3 1219.2 | |
Z | 148 118 | ||
内齿参数int date(mm) | De | 830.1 827.8 | |
Z | 105 84 | ||
齿轮圆周力 tangential tooth load | 正火norma lizing 104N | ||
调质 temp erring T104N | 9.7 12.2 | ||
参考重量 refenence weight(kg) | 300 | ||











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