Last unloader in direct vent ink feed mechanism

The utility model relates to a last unloader in direct vent ink feed mechanism, including the special fixture, the squeeze roll wound packages is put and be used for the wrapping bag on the special fixture, the special fixture include public female butt clamp formula anchor clamps body, bayonet mount, the anchor clamps body operating the computer when using, insert in the cavity that bayonet mountwas equipped with respectively at its both ends to tighten up both sides bayonet mount in opposite directions through anchor clamps die clamping cylinder, the squeeze roll wound packages put including roller, hinge formula fixing device, cassette formula fixing device, roller die clamping cylinder, the roller be equipped with two to be the symmetric distribution, the one end of one of them rolleris installed on hinge formula fixing device, and the other end is installed on cassette formula fixing device, and install respectively on the fixed plate at the both ends of another roller, the utility model has the advantag