Photo coating machine

An improved photo coating machine adapted for provision of a protective film on the surface of a photo comprising:

• a mounting base having a pair of side boards disposed on the right and left side thereof respectively;
• a roller assembly disposed between said side boards of said mounting base being made up of a main roller, a chemicals distribution roller and a forwarding roller wherein said main roller is superficially covered with a layer of rubber and is provided with a bearing means at each end thereof and a gear means is disposed at the right end thereof;
• and said distribution roller is disposed on top of said main roller with a bearing means secured to each end thereof which is engaged with a first sliding block respectively;
• said forwarding roller is located under said main roller with a bearing means secured to each end thereof which is then secured to a second sliding block and a gear means secured to the right end thereof is engaged with said gear means at the right end of said main roller;
• each end of said main roller, distribution roller and said forwarding roller is provided with a peripheral groove respectively;
• a driving mechanism including a motor and a toothed drive belt wherein said motor is disposed at the bottom of said mounting base and is associated with said main roller by way of said toothed drive belt;
• a coating device disposed under said roller assembly including a chemicals reservoir, a pump means, a collection means and a recollection pipe;
• a drying device disposed at the back of said roller assembly including a fan, a quartz electric heating tube;
• a net plate and an induction switch;
• said heating tube being disposed under said fan and said net plate being disposed under said heating tube and said induction switch being disposed in front of said roller assembly;
• a micro adjustment mechanism disposed at the ends of said distribution roller including an upper worm, worm gears and said first sliding blocks;
• an adjustment mechanism disposed in association with said forwarding roller including a lower worm, a turning wheel, a pair of lever arms, and second sliding blocks;