Large-scale profile grinding machine

Claims

1. A large-size CNC profile grinding machine, comprising: a bed (1), a column (3), a vertical feed tray (6), a transition box (7), a grinding head (8), a rotary table (9), an X-axis feed system (2), a Z-axis feed system (4), an A-shaft drive system (5), and a C-shaft drive system (10); the bed (1) is provided with a column (3), the X-axis feed system (2) is located on the side of the column (3), the X-axis feed system (2) is on the bed (1), the Z-axis feed system (4) is on the column (3), the vertical feed (6) is on the Z-axis feed system (4), the A-shaft drive system (5) is located above the vertical feed (6), and the rotary table (9) is located in front of the bed (1), the C-shaft drive system (10) is located under the side of the rotary table (9), the grinding head (8) is divided into an internal tooth grinding head (801) and an external tooth grinding head (802),and the internal tooth grinding head (801) is fixed on the vertical feed tray (6) by installing it in the adapter box (7). The external tooth grinding head (802) is installed and fixed directly on the vertical feed tray (6), the internal tooth grinding head (801) is fixed on the adapter box (7) by means of a cylindrical pin (12), the adapter box (7) is installed on the vertical feed tray (6) by means of a cylindrical pin (11), and the external tooth grinding head (802) is fixed on the vertical feed tray (6) by means of a pin (13)., 2. The machine according to item 1, characterized in that the grinding head (8) is equipped with a chain (14) and a chain bracket (15), the chain (14) is located in the upper part of the grinding head (8), and the chain bracket (15) is located under the chain (14).

3. The machine according to item 1, characterized in that the grinding head (8) consists of a box (16), a feed system for the W shaft (17), a feed system along the Y axis (18), a processing system (40) and a grinding wheel system (50).

4. The machine according to claim 3, characterized in that the processing system (40) includes a drive system of the main straightening shaft (19), a bracket (20), a main straightening shaft (21), a diamond roller (22), a pulley of the straightening system (26) and a belt of the straightening system (27); the pulley of the straightening system (26) is located respectively on the drive system of the main shaft (19) and the diamond roller (22), and the belt of the straightening system (27) is on the pulley of the straightening system (26).

5. The machine according to item 3, characterized in that the grinding wheel system (50) includes a grinding wheel (23), a main shaft of the grinding wheel (24), a drive system of the main shaft of the grinding wheel (25) and a Torx coupling (28), the drive system of the main shaft of the grinding wheel (25) is connected to the main shaft of the grinding wheel (24) through the Torx coupling (28), and the grinding wheel (23) is located on the main shaft of the grinding wheel (24).