Self-heat-dissipation horizontal motor convenient to lubricate

The utility model discloses a self-heat-dissipation horizontal motor convenient to lubricate, which relates to the field of motor design and comprises a shell, and a rotor is mounted in the shell. Cover plates are installed at the left end and the right end of the shell through screws, bearing grooves are formed in the middles of the inner sides of the cover plates, rolling bearings are installed in the bearing grooves in a matched mode, and the two ends of the rotor are installed between the two cover plates through the rolling bearings in a running fit mode; a bearing groove is formed in the rotor, lubricating grooves are formed in the inner side of the bearing groove, an oil passing hole is formed in the middle of the rotor, lubricating holes are formed in the side edges of the two ends of the rotor, the inner ends of the lubricating holes are communicated with the oil passing hole, and the lubricating holes are formed in the inner sides of the lubricating grooves in a one-to-one correspondence mode. The r