The drawing showed is a straight type glass pencil double edging machine production line, which is composed of two sets of pencil double edging machines and a straight type transfer table, the line is controlled by PLC to match automatic operation.Glass of thickness range of 3mm-12mm could be finished with rough and fine grinding, polishing of 4 edges at one processing travel, with high output, labor and space saving, the production line is perfect design for the mass production of solar glass. Also the production line is customized for different requirements, such as “L” type transfer table, safety corner edging, coating removing, washing and other specified glass.