Deburring device

A deburring device for removing buns generated on a joint between window frames, comprising:

• first and second scrapers provided on an end of a scraper rod that is moved back and forth toward the joint to remove the burrs;
• a pair of first scraper-guide bars and a pair of second scraper-guide bars assembled with left and right side surfaces of the first and second scrapers so that the first and second scrapers are supported by the first and second scraper-guide bars so as to be capable of moving back and forth in a horizontal direction;
• a pair of supports respectively assembled with corresponding left and right outer surfaces of the first and second scraper-guide bars so that the first and second scraper-guide bars are supported by the supports so as to be capable of moving back and forth in a vertical direction;
• and
• a pair of push bars provided to vary a distance between the first and second scrapers, each of the push bars including:
• on a front end thereof a contact member making contact with corresponding upper and lower contact rollers provided on the left and right outer surfaces of the first and second scraper-guide bars;
• and a guide member moving back and forth along a guide depression formed in the corresponding support.