Chain for inclined conveying

The inclined conveying chain comprises an outer bearing plate, an inner bearing plate, a first pin shaft, a second pin shaft and idler wheels, supporting rib plates are welded in the inner bearing plate and the outer bearing plate, and the bending direction of the inner bearing plate and the bending direction of the outer bearing plate are inclined relative to the pitch center line. The two sides of the inner bearing plates and the two sides of the outer bearing plates are each provided with two equal-size circular threaded holes, the middles of the inner bearing plates and the middles of the outer bearing plates are each provided with a first small threaded hole, the outer bearing plates are oppositely arranged, the inner bearing plates, the rolling wheels and the sleeves are arranged in the outer bearing plates, and the shaft end clamping plates are each provided with a second small threaded hole. The first pin shaft sequentially penetrates through the circular threaded hole of the outer bearing plate, the