TH55FT-E70 and TH55FT-E90 Petroleum Transmissions Caterpillar


Transmission Planetary

Usage:

TH55-E70 PCJ


图 1g01341207
七档 TH55-E70 变速箱行星齿轮的部件
(1) 离合器毂
(2) 齿圈
(3) 行星齿轮
(4) 行星齿轮
(5) 齿圈
(6) 太阳齿轮
(7) 太阳齿轮和离合器毂
(8) 行星齿轮
(9) 齿圈
(10) 齿圈
(11) 行星齿轮
(12) 太阳齿轮
(13) 1 号离合器
(14) 2 号离合器
(15) 行星齿轮架
(16) 3 号离合器( 旋转)
(17) 3 号离合器壳体
(18) 中间轴
(19) 4 号离合器壳体
(20) 4 号离合器( 旋转)
(21) 太阳齿轮
(22) 5 号离合器
(23) 6 号离合器
(24) 行星齿轮架和输出轴

TH55-E70 变速箱有七种前进档,没有倒档。 需手动选择所需档位。



图 2g03068624
"九档" TH55-E90 变速箱行星齿轮。
(1) 离合器毂
(2) 齿圈
(3) 行星齿轮
(4) 行星齿轮
(5) 齿圈
(6) 太阳齿轮
(7) 太阳齿轮和离合器毂
(8) 行星齿轮
(9) 齿圈
(10) 齿圈
(11) 行星齿轮
(12) 太阳齿轮
(13) 1 号离合器
(14) 2 号离合器
(15) 行星齿轮架
(16) 3 号离合器( 旋转)
(17) 3 号离合器壳体
(18) 中间轴
(19) 4 号离合器壳体
(20) 4 号离合器( 旋转)
(21) 太阳齿轮
(22) 5 号离合器
(23) 6 号离合器
(24) 行星齿轮架和输出轴

TH55-E90 变速箱有九种前进档,没有倒档。 需手动选择所需档位。

当变速箱处于第一档时,变矩器为变矩器驱动或者直接驱动。 这取决于负载系数、变矩器输出转速和变速箱输出转速。 变速箱在二档和最高档之间的任意档位时,操作员可以选择以变矩器驱动或以直接驱动运转变速箱。 在变速箱换档期间变矩器将在短时间内为变矩器驱动。 这可使变速箱离合器接合更加平稳。 有关各档位时的离合器接合,请参阅表 1 和表 2。

表 1
TH55-E70 变速箱离合器分配 
操作  传动比  离合器  变速箱输出转速为 1900 RPM,LUC 接合时输入(RPM) 
1 2  3  4  5  6 
驻车            − 
失速(1)           − 
空档              − 
前进 1 档  6.248          304 
前进 2 档  4.585          414 
前进 3 档  3.378          562 
前进 4 档  2.484          765 
前进 5 档  1.831          1038 
前进 6 档  1.357          1400 
前进 7 档  1.000          1900 
(1) 可选

表 2
TH55-E90 变速箱离合器分配 
操作  传动比  离合器  变速箱输出转速为 1900 RPM,LUC 接合时输入(RPM) 
1 2  3  4  5  6 
驻车            − 
失速(1)           − 
空档              − 
前进 1 档  4.672          407 
前进 2 档  3.429          554 
前进 3 档  3.029          627 
前进 4 档  2.526          752 
前进 5 档  2.222          855 
前进 6 档  1.849          1028 
前进 7 档  1.638          1160 
前进 8 档  1.357          1400 
前进 9 档  1.000          1900 
(1) 可选

行星齿轮总成转速传感器测量行星齿轮变速箱的转速。 传感器将变速箱转速发送到 ECM(电子控制模块)。

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