Oil supply type lubrication chain tensioner

The oil supply type lubricating chain tensioner comprises a first supporting plate, a first supporting column is placed on the front face of the first supporting plate, a second supporting column is fixedly connected to the front face of the first supporting column, and a second supporting plate is fixedly connected to the outer surface of the second supporting column. A third supporting plate is fixedly connected to the left side face of the second supporting plate, a fourth supporting plate is placed on the back face of the third supporting plate, a first fixing block is fixedly connected to the upper surface of the fourth supporting plate, and a third supporting column is placed above the first fixing block. The effect of adjusting the tensioner is achieved, the chain can be adjusted, the chain can be kept in a fastened state when the chain is in a loose state, the chain can be kept in a normal operation state when the tensioner is in a too tight state on the chain, and the problems that the chain falls of