Righting device for fruit tree planting

The utility model discloses a righting device for fruit tree planting. The centralizer comprises a first sheath, a second sheath, a first centralizing rod, a second centralizing rod and a bottom plate, an adjusting groove is transversely formed in the middle of the outer side of the first sheath and the middle of the outer side of the second sheath. A first hinge block is slidably mounted on one side of the adjusting groove through an adjusting block. A first righting rod is hinged to the first hinge block through a pin shaft; meanwhile, a first threaded rod is arranged at the top end of the first righting rod; a sliding groove is formed in the top of the bottom plate, a second hinge block is installed above the sliding groove in a sliding mode through a sliding block, a second righting rod is hinged to the second hinge block through a pin shaft, a second threaded rod is arranged at the top end of the second righting rod, and meanwhile an adjusting sleeve is fixedly connected between the second threaded rod a