Adoptting many advanced techniques and constructions of the similar automatic pocket envelope making machine made in other advanced countries. The Hpd124 Model Self-seal pocket Envelope Making Machine is especially suitable for the economic production of pocket envelopes and red bags.
　　By means of a sucher the lower most blank of the pile on the feed plate is fed into the machine,in this way the pile of blanks can be replenished while the machine is operating. Assisted by suction cylinder. the fence folding unit carried out the two lateral foldings with high speed and accuracy,The width of envelope or flat bag can be reset while the machine is running. Rotary glue applying unit meets requirements of any envelope or falt bag by gluing alongstraight trancks. When it being withdraw, the oper ation of clearing is easy.The simple but reliable longitudnal foding unit is used to fold the two flapes. The counter is capable of batc hing finished envelopes or flat bags according to preset quantities through and electromagnestc control unit.