Belt transmission high stability pound weight machine

The utility model discloses a belt transmission high stability pound weight machine, include: a belt drive unit, set up pound weight equipment and gas blowing device on belt drive unit, belt drive unit include: outer support, inner support, set up a drive mechanism, the 2nd drive mechanism and the 3rd drive mechanism on the inner support, pound weight equipment fixing in the below of secondary drive mechanism, gas blowing device install in the 3rd drive mechanism side, lie in the outside of outer support, a drive mechanism, the 2nd drive mechanism and the 3rd drive mechanism link up in properorder, first, second, the 3rd drive mechanism include: driving lever, driven lever and set up in the drive belt between driving lever and driven lever, the driving lever pass through drive arrangementand drive to rotate. The utility model discloses a stability of drive belt is guaranteed, also the convenient transmission speed who adjusts three drive mechanism to a drive mechanism, the 2nd drivemechanism and the 3rd drive