Fluid filled-amount continuous regulating mechanism

The utility model discloses a consecutive adjusting device for fluid filling, which comprises a machine frame, a cam positioned on a cam shaft, a bolt needle bearing, a swing link sustain crutch, a piston, a swing link, a swing frame, a swing link support, a joint board, a swing frame axis, a lead screw and a gear shaft, wherein, one end of the swing frame is connected with the machine frame through the swing frame axis on both sides and the flank of the other end connects with the cam through the bolt needle bearing, the rotating cam drives the swing frame and the swing link through the bolt needle bearing, the swing link is arranged on the swing frame through the swing link sustain crutch, the swing link sustain crutch for adjusting the swing level of the swing link swings joins with the swing link as a pair and moves on it, the swing link sustain crutch is connected with the screw needle through a piston and is fixed with the gear on the gear shaft, the joint board positioned on the swing link drives a piston on the filling valve. The utility model can realize dynamic management of the filling flow with reliable and stable actions, which has much application value among food production machines and pharmaceutical machines.