Paper cutting and creasing equipment based on synchronous combination of convex and concave cams

A paper cutting and creasing equipment based on synchronous combination of convex and concave cams, comprising a rack (8) and a paper pressing system (4);

• wherein a groove is formed in a center of the paper pressing system (4);
• and
• a first synchronous belt (9) entering the groove, wherein the first synchronous belt (9) is arranged below paper;
• the first synchronous belt (9) is also provided with a through hole (17);
• a first linear advancing part (2) is arranged above the paper pressing system (4), and a second linear advancing part (3) is arranged below the paper pressing system (4);
• the first linear advancing part (2) is equipped with a first creasing carriage (6), and the second linear advancing part (3) is provided with a second creasing carriage (7);
• the second creasing carriage (7) is connected to the first synchronous belt (9) through an adapter block (1);
• the first creasing carriage (6) is provided with a concave cam assembly (15) that coincides with an axis of the through hole (17) and is in rolling contact with paper from an upper part of the paper;
• and the second creasing carriage (7) is equipped with a convex cam assembly (16), and the convex cam assembly (16) passes through the through hole (17) and is in rolling contact with paper from a lower part of the paper.