The transmission system has been set up not only main transmission but also auxiliary transmission device to guarantee that can still make the kiln body rotated slowly when the final drive power is cut off and prevent kiln body out of shape 传动系统除设备主传动外,还设置了为保证在主传动电源中断时仍能使窑体慢速转动,防止窑体弯曲变形的辅助传动装置。