A windshield wiper frame, wherein the windshield wiper frame comprises a main frame and two auxiliary frames , the main frame is in the shape of an arch, the main frame is of an elastic structure; and middle parts of the two auxiliary frames are movably connected to end parts at two ends of the main frame , respectively, characterized in that each auxiliary frame includes a retaining frame , and a middle part of the retaining frame is movably connected to a corresponding one of the end parts of the main frame ; each end part of the main frame is movably connected to the middle part of the retaining frame through a buckle ; wherein each end part of the main frame is formed with a buckle hole , and an underside of the middle part of the retaining frame is formed with an engaging groove ; the buckle includes a buckle plate and a base ; the base is formed with a first accommodating chamber having two end openings and an elastic plate above the first accommodating chamber , a bottom of the elastic plate is formed with an engaging block ; the buckle plate cooperates with a bottom of the base to form a second accommodating chamber having two end openings, one side of the buckle plate is hingedly connected to the base , another side of the buckle plate is detachably connected to the base through a snap-fit structure, an engaging rib is formed on an inner surface of the buckle plate ; each end part of the main frame is inserted through the first accommodating chamber and is in clearance fit with the first accommodation chamber , the engaging block of the elastic plate is engaged in the buckle hole of the main frame ; the middle part of the retaining frame is inserted through the second accommodating chamber and is in clearance fit with the second accommodation chamber , and the engaging rib of the buckle plate is engaged in the engaging groove of the retaining frame . characterized in that each auxiliary frame includes a retaining frame , and a middle part of the retaining frame is movably connected to a corresponding one of the end parts of the main frame ; each end part of the main frame is movably connected to the middle part of the retaining frame through a buckle ; wherein each end part of the main frame is formed with a buckle hole , and an underside of the middle part of the retaining frame is formed with an engaging groove ; the buckle includes a buckle plate and a base ; the base is formed with a first accommodating chamber having two end openings and an elastic plate above the first accommodating chamber , a bottom of the elastic plate is formed with an engaging block ; the buckle plate cooperates with a bottom of the base to form a second accommodating chamber having two end openings, one side of the buckle plate is hingedly connected to the base , another side of the buckle plate is detachably connected to the base through a snap-fit structure, an engaging rib is formed on an inner surface of the buckle plate ; each end part of the main frame is inserted through the first accommodating chamber and is in clearance fit with the first accommodation chamber , the engaging block of the elastic plate is engaged in the buckle hole of the main frame ; the middle part of the retaining frame is inserted through the second accommodating chamber and is in clearance fit with the second accommodation chamber , and the engaging rib of the buckle plate is engaged in the engaging groove of the retaining frame . <EOS>