Drawing device for shaft

The utility model belongs to the technical field of boiler equipment fire grate maintenance, and particularly relates to a shaft puller which comprises a pulling cross beam (1), a pulling bolt (2), a pulling pressing plate (3), a pressing plate bolt (5) and a puller chuck (6), a taper hole is formed in the center of the pulling cross beam (1), a pressing plate bolt hole and a pulling bolt hole are formed in the two sides of the taper hole, and the puller chuck (6) is connected with the pressing plate bolt hole. A shaft through hole is formed in the center of the drawing pressing plate (3), and a pressing plate through hole and a drawing through hole are formed in the two sides of the shaft through hole; the taper hole corresponds to the shaft through hole, the pressing plate bolt hole corresponds to the pressing plate through hole, and the drawing bolt hole corresponds to the drawing through hole. The puller chuck (6) is arranged in the taper hole, and the pressing plate bolt (5) penetrates through the pressi