In domestic, the safety chuck mainly is manual open and close type, it can’t achieve automation and check safety chuck open and close status. Shanghai HD company self-developed the Pneumatic safety chuck makes up this shortcoming. Pneumatic safety chuck deeply improve usage safety, reduce its loading and unloading time, also offer a easy and efficient development. Safety chuck open and close remote activation makes sure hand operation safety, on the other hand, the mechanical safety lock prevent worker operation when open up or safety chuck opened during operation.

Winding and unwinding safety chuck is applied in transmission equipment, loading and unloading action frequent, main used for rewind and unwind machinery. It widely applied in working machinery, winding and unwinding machine, wire machinery, paper making machinery, trimming shears machinery, unwind machine, orientation, tension controller, packaging machinery, printing and fabric machinery, electrical wire machinery, tire forming machinery, car guide to open, fabric cutting machinery and other machines.