Transfer case of large tractor
A transfer case and tractor technology, which is applied to mechanical equipment, transmission devices, gear transmission devices, etc., can solve problems such as difficulty in meeting the development needs of high-power tractors, and achieve the effects of reasonable speed ratio matching, convenient operation, and large carrying capacity
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[0015] Such as figure 1 , figure 2 As shown, a transfer case of a large tractor of the present invention includes an input shaft 1, a rear axle output shaft 10, and a front axle output shaft 17 that are sequentially installed in a housing assembly 9 from top to bottom.
[0016] The input shaft 1 is supported on the housing assembly 9 through cylindrical roller bearings 2, 24. The high-end input gear 3, the middle-range input gear 4, the low-end input gear 5, and the reverse input gear 6 are respectively hollowed on the input shaft 1 through needle bearings. Top; high-end input gear 3, mid-range input gear 4, low-end input gear 5, and reverse input gear 6 are respectively equipped with a meshing sleeve shifting mechanism. The high-low shift gear holder 21 is fixed on the input shaft 1 through splines, The middle gear and the reverse gear seat are integrated with the input shaft 1. The rear axle output shaft 10 is supported on the housing assembly 9 through cylindrical roller bea...
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