1. The utility model provides a numerical control machining center dust treatment device, includes numerical control machining center (1) and air cleaner (13), its characterized in that: the dust collector comprises a protection plate (2), a top cover (3), a dust collection device (4), a transmission shaft (5), a motor I (6), a connecting pipeline (7), a water pipe (8), a water pump (9), a spray head (10), a partition plate (11), a connecting pipe (12), an air outlet pipeline (14), a motor II (15), a blow-off pipe (16), a collection box (17), a blow-off channel (18), a screw rod (19), a dirt guide plate (20), a filter screen (21), an auxiliary dust collection device (22) and a dust treatment box (23);
the bottom of the top cover (3) is fixedly connected to the top of the numerical control machining center (1), and a protection plate (2) is fixedly connected to the lower side inside the top cover (3);
the dust suction device (4) is fixedly connected to the center inside the top cover (3), and the central input shaft end on the upper side of the dust suction device (4) is fixedly connected with the bottom end of the transmission shaft (5);
the dust collection device (4) specifically comprises a fixing frame (41), a channel (42), a first side fan blade (43), a first side gear box (44), a first connecting shaft (45), a gear box (46), an input shaft (47), fan blades (48), a second connecting shaft (49), a second side gear box (410) and a second side fan blade (411);
a plurality of channels (42) are arranged on the fixing frame (41), a first side gear box (44) is fixedly connected to the left side of the upper surface of the fixing frame (41), a second side gear box (410) is fixedly connected to the center of the upper surface of the fixing frame (41);
an input shaft (47) is arranged on the upper side of the gear box (46), a left output shaft of the gear box (46) is connected with a right input shaft of a first side gear box (44) through a first connecting shaft (45), a right output shaft of the gear box (46) is connected with a left input shaft of a second side gear box (410) through a second connecting shaft (49), and a fan blade (48) is fixedly connected to an output shaft on the lower side of the gear box (46);
a first side fan blade (43) is fixedly connected to an output shaft at the lower side of the first side gear box (44);
a second side fan blade (411) is fixedly connected to an output shaft at the lower side of the second side gear box (410);
the bottom of the motor I (6) is fixedly connected to the center of the top cover (3), and the output shaft end of the lower side of the motor I (6) is fixedly connected with the top end of the transmission shaft (5);
the inlet at the left side of the connecting pipeline (7) is fixedly connected to the outlet at the upper right side of the top cover (3), and the outlet at the right side of the connecting pipeline (7) is fixedly connected to the inlet at the upper left side of the dust processing box (23);
the water pump (9) is fixedly connected to the left side of the top of the dust processing box (23), an outlet at the lower side of the water pump (9) is communicated with the interior of the spray head (10), and an inlet at the left side of the water pump (9) is communicated with the left lower side of the interior of the dust processing box (23) through a water pipe (8);
the spray head (10) is fixedly connected to the left upper side inside the dust processing box (23);
the partition plate (11) is positioned on the right side of the spray head (10), and the top of the partition plate (11) is fixedly connected to the right side of the center of the top surface in the dust processing box (23);
the inlet at the left side of the connecting pipe (12) is fixedly connected to the air outlet at the upper right side of the dust treatment box (23), and the outlet at the right side of the connecting pipe (12) is fixedly connected to the air inlet at the left side of the air filter (13);
an air outlet pipeline (14) is fixedly connected with an air outlet at the right side of the air filter (13);
the sewage discharge channel (18) is arranged inside the right side of the dust processing box (23), and the left lower side inside the sewage discharge channel (18) is communicated with the right lower side inside the dust processing box (23);
the screw rod (19) is movably connected inside the sewage discharge channel (18), and the top end of the screw rod (19) is fixedly connected with an output shaft at the lower side of the second motor (15);
the second motor (15) is fixedly connected to the center of the top surface outside the sewage draining channel (18);
the left inlet of the sewage discharge pipe (16) is connected with a sewage discharge outlet at the right upper side of the sewage discharge channel (18), and the outlet of the sewage discharge pipe (16) is communicated with the inside of the collection box (17);
the dirt guide plate (20) is positioned right below the spray head (10), the dirt guide plate (20) is fixedly connected to the left lower side inside the dust treatment box (23), and a filter screen (21) is arranged on the left side of the dirt guide plate (20);
the number of the auxiliary dust collecting devices (22) is two, and the auxiliary dust collecting devices (22) are respectively and fixedly connected to the left side and the right side of the numerical control machining center (1);
the auxiliary dust collecting device (22) specifically comprises a shell (221), a fan (222), a protective net (223), a blowing plate (224), a blowing hole (225) and an air deflector (226);
a fan (222) is fixedly connected to the right side inside the shell (221), an air blowing plate (224) is fixedly connected to the left upper side inside the shell (221), and an air deflector (226) is fixedly connected to the left lower side inside the shell (221);
a protective net (223) is arranged at the inlet on the right side of the fan (222);
the air blowing plate (224) is provided with a plurality of air blowing holes (225).