Press from both sides and tightly transfer close mechanism

The utility model provides a press from both sides and tightly transfer close mechanism, characteristics are including clamping device, transmission and mounting bracket, this clamping device can loosen and install on mounting bracket upper portion double -layeredly, transmission is connected with clamping device and transmission drive clamping device realizes carrying out the centre gripping or unclamping the body, carry out the centre gripping through clamping device to the body, produce the resistance, the speed of moving down of restriction tubular product, thereby reach and carry out the effect adjusted to the density of body, and accessible transmission device control clamping device unclamps the centre gripping to tubular product when reaching required density requirement, grasp tubular product one section new after that again, the secret is transferred to tubular product to one section new, the event can be adjusted the density of tubular product in real time, thereby can satisfy customer's different