咬口机
咬口机是最基础的风管制作机械，通过简单的调整就可以达到一机多能，完成联合咬口机、单平咬口、立咬口、C型插条和弯头咬口的功能。本公司的咬口机均采用压力轴承，可以有效地避免侧板的磨损，从而延长设备的使用寿命。
As the basic equipment for duct manufacture, lock forming machine can produce Pittsburgh lock, single lock c-shaped insert and bend lock via minor adjustment. The locking machine utilizes pressure bearings which effectively reduce the wear to the side and prolong the life of the machine.
