Abstract: A hollow shaft motor includes: a motor housing 11 having a cylindrical shape; a housing cover assembly 12 coupled to an upper portion of the motor housing 11; a rear cover 15 coupled to a lower portion of the motor housing 11; a stator assembly 20 located in the motor housing 11 and in a lower portion of the housing cover assembly 12; and a rotor assembly 30 located in the stator assembly 20 to rotate.

Abstract: The hollow shaft motor according to the present invention comprises: a motor housing 11 having a cylindrical shape; a housing cover assembly 12 coupled to an upper portion of the motor housing 11; a rear cover 15 coupled to a lower portion of the motor housing 11; a stator assembly 20 located in the motor housing 11 and in a lower portion of the housing cover assembly 12; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the housing cover assembly 12 comprises a housing cover 121, and the housing cover 121 is formed by insert injection molding while placing a press ring 122, a bus bar 123 and a sleeve 124 in a mold.

Abstract: The hollow shaft motor according to the present invention comprises: a housing 11 having a cylindrical shape; an upper cover 12 coupled to an upper portion of the housing 11; a lower cover 15 coupled to a lower portion of the housing 11; a stator assembly 20 located in the housing 11; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the rotor assembly 30 comprises a hollow shaft 31, a rotor core 32 coupled to an outer circumference of the hollow shaft 31, and a plurality of magnets 33 attached to an outer circumference of the rotor core 32, and the upper cover 12 comprises a bus bar receiving part 12A in which a bus bar 120 is installed.

Abstract: The hollow shaft motor according to the present invention comprises: a housing 11 having a cylindrical shape; an upper cover 12 coupled to an upper portion of the housing 11; a lower cover 15 coupled to a lower portion of the housing 11; a stator assembly 20 located in the housing 11; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the rotor assembly 30 comprises a hollow shaft 31, a rotor core 32 coupled to an outer circumference of the hollow shaft 31, and a plurality of magnets 33 attached to an outer circumference of the rotor core 32.

Abstract: The hollow shaft motor according to the present invention comprises: a housing 11 having a cylindrical shape; an upper cover 12 coupled to an upper portion of the housing 11; a lower cover 15 coupled to a lower portion of the housing 11; a stator assembly 20 located in the housing 11; and a rotor assembly 30 located in the stator assembly 20 to rotate, comprising a hollow shaft 31, a rotor core 32 coupled to the hollow shaft 31, and a plurality of magnets 33 arranged on an outer circumferential surface of the rotor core 32 at a certain interval, wherein the hollow shaft 31 is manufactured with a plastic resin by an insert injection molding in the state where the rotor core 32 and the magnet 33 are located in an insert injection mold.

Abstract: An electronic brake motor structure includes a lower housing coupled to a block; a ball screw installed in the center inside the housing and block; a nut member into which the ball screw penetrates to be coupled therewith; a piston coupled to an outer side of the nut member; a hollow shaft coupled to an outer side of a lower part of the piston; a rotor module including a rotor and a magnet, coupled to an outer side of the hollow shaft; a stator module coupled to an outer side of the rotor module; an upper bracket for mounting a first bearing to thereinside; a driven shaft, coupled to an upper part of the ball screw to support the ball screw; a joint member coupled to a bottom of the ball screw with a mounting bolt to support the ball screw and a fourth bearing.

Abstract: A hollow shaft motor includes: a motor housing 11 having a cylindrical shape; a housing cover assembly 12 coupled to an upper portion of the motor housing 11; a rear cover 15 coupled to a lower portion of the motor housing 11; a stator assembly 20 located in the motor housing 11 and in a lower portion of the housing cover assembly 12; and a rotor assembly 30 located in the stator assembly 20 to rotate.

Abstract: The hollow shaft motor according to the present invention comprises: a motor housing 11 having a cylindrical shape; a housing cover assembly 12 coupled to an upper portion of the motor housing 11; a rear cover 15 coupled to a lower portion of the motor housing 11; a stator assembly 20 located in the motor housing 11 and in a lower portion of the housing cover assembly 12; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the housing cover assembly 12 comprises a housing cover 121, and the housing cover 121 is formed by insert injection molding while placing a press ring 122, a bus bar 123 and a sleeve 124 in a mold.

Abstract: The hollow shaft motor according to the present invention comprises: a housing 11 having a cylindrical shape; an upper cover 12 coupled to an upper portion of the housing 11; a lower cover 15 coupled to a lower portion of the housing 11; a stator assembly 20 located in the housing 11; and a rotor assembly 30 located in the stator assembly 20 to rotate, comprising a hollow shaft 31, a rotor core 32 coupled to the hollow shaft 31, and a plurality of magnets 33 arranged on an outer circumferential surface of the rotor core 32 at a certain interval, wherein the hollow shaft 31 is manufactured with a plastic resin by an insert injection molding in the state where the rotor core 32 and the magnet 33 are located in an insert injection mold.

Abstract: The hollow shaft motor according to the present invention comprises: a housing 11 having a cylindrical shape; an upper cover 12 coupled to an upper portion of the housing 11; a lower cover 15 coupled to a lower portion of the housing 11; a stator assembly 20 located in the housing 11; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the rotor assembly 30 comprises a hollow shaft 31, a rotor core 32 coupled to an outer circumference of the hollow shaft 31, and a plurality of magnets 33 attached to an outer circumference of the rotor core 32.

Abstract: The hollow shaft motor according to the present invention comprises: a housing 11 having a cylindrical shape; an upper cover 12 coupled to an upper portion of the housing 11; a lower cover 15 coupled to a lower portion of the housing 11; a stator assembly 20 located in the housing 11; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the rotor assembly 30 comprises a hollow shaft 31, a rotor core 32 coupled to an outer circumference of the hollow shaft 31, and a plurality of magnets 33 attached to an outer circumference of the rotor core 32, and the upper cover 12 comprises a bus bar receiving part 12A in which a bus bar 120 is installed.

Abstract: An electronic brake motor structure includes a lower housing coupled to a block; a ball screw installed in the center inside the housing and block; a nut member into which the ball screw penetrates to be coupled therewith; a piston coupled to an outer side of the nut member; a hollow shaft coupled to an outer side of a lower part of the piston; a rotor module including a rotor and a magnet, coupled to an outer side of the hollow shaft; a stator module coupled to an outer side of the rotor module; an upper bracket for mounting a first bearing to thereinside; a driven shaft, coupled to an upper part of the ball screw to support the ball screw; a joint member coupled to a bottom of the ball screw with a mounting bolt to support the ball screw and a fourth bearing.