The filter box welding machine is a professional welding equipment developed for the needs of the filter box in gas masks, using a turntable 6 stations one out of one design; Manual feed (bottom box) to the conveyor belt automatic feed, the manipulator take material (top cover) take and put into the turntable jig; Automatic carbon loading, automatic pressure vibration flattening, automatic material picking manipulator, straightening, and put into the rotary fixture carbon box assembly, ultrasonic welding, automatic cutting; The toner is manually imported into the large capacity stainless steel hopper box, and the measuring cup automatically pushes out the carbon in a straight line. The pneumatic vibrator is used to ensure the stability and consistency of the toner. Easy to operate, safe to use,.PLC control. Touch screen display operation. No bottom box automatic recognition without powder protection.