CN-121984282-A - Motor stator hot jacket equipment and motor stator hot jacket production line

CN121984282ACN 121984282 ACN121984282 ACN 121984282ACN-121984282-A

Abstract

The application provides motor stator shrink fit equipment and a motor stator shrink fit production line, which relate to the field of motor shrink fit, wherein the shrink fit equipment comprises a shell placement platform, at least one stator clamping shrink fit mechanism, at least one shell positioning pin floating mechanism and a shell up-down floating mechanism, wherein the shell placement platform is used for horizontally placing a shell of a motor and enabling a shell axis to be arranged along a first horizontal direction, the at least one stator clamping shrink fit mechanism is used for shrink fitting the stator of the motor in the shell placed on the shell placement platform along the first horizontal direction, the stator clamping shrink fit mechanism is arranged on one side of the shell placement platform along the first horizontal direction, the shell placement platform comprises a supporting part and can move along a vertical direction, two shell positioning pins are arranged at intervals along the first horizontal direction, the at least one shell positioning pin can move along the first horizontal direction, and the shell positioning pin floating mechanism is at least used for guiding and limiting the movement of the shell positioning pins along the first horizontal direction. The thermal jacket beat can be improved.

Inventors

GE GUOFANG
Luan Shihui
Shi Pengrui
HUANG ZEFAN

Assignees

无锡星驱科技有限公司

Dates

Publication Date: 20260505
Application Date: 20260210

Claims (11)

1. A motor stator thermal jacket apparatus comprising: a housing placement platform (32) for horizontally placing a housing of the motor and arranging the housing axis in a first horizontal direction; At least one stator clamping hot sleeve mechanism (31) for hot sleeve the stator of the motor in the shell placed on the shell placing platform (32) along the first horizontal direction, wherein the stator clamping hot sleeve mechanism (31) is arranged on one side of the shell placing platform (32) along the first horizontal direction; wherein the housing placement platform (32) comprises: A support portion for supporting the housing, the support portion being movable in a vertical direction; The two shell positioning pins (323) are used for being respectively matched with the two pin holes of the shell in a positioning way, the two shell positioning pins (323) are arranged at intervals along the first horizontal direction, and at least one shell positioning pin (323) can move along the first horizontal direction; A housing locating pin floating mechanism (322) for guiding and restricting at least the movement of the housing locating pin (323) in the first horizontal direction; a housing up-down floating mechanism (324) for supporting the supporting portion and driving the supporting portion to move in a vertical direction along with the housing when the housing is hot sleeved; wherein the vertical direction is perpendicular to the first horizontal direction.
2. The motor stator hot jacket apparatus according to claim 1, characterized in that the housing locating pin (323) is located on one side of a vertical plane in which the housing axis lies when the housing locating pin (323) is in locating engagement with the pin hole; Wherein the housing locating pin (323) is also movable in a second horizontal direction; The shell positioning pin floating mechanism (322) is also used for guiding and limiting the movement of the shell positioning pin (323) along the second horizontal direction; wherein the second horizontal direction is perpendicular to both the first horizontal direction and the vertical direction.
3. The electric machine stator shrink fit device of claim 2, wherein the housing locating pin float mechanism (322) comprises: A first floating driving member (3221) for restricting movement of the housing positioning pin (323) in the first horizontal direction, an output end of the first floating driving member (3221) being provided with a stopper; a second floating drive (3222) for limiting movement of the housing locating pin (323) in the second horizontal direction; the shell positioning pin floating guide wheel (3223) is used for guiding the shell positioning pin (323) to be aligned with the limiting block in the second horizontal direction, and the shell positioning pin floating guide wheel (3223) is rotatably arranged on a positioning pin seat connected with the bottom of the shell positioning pin (323) around the vertical direction; a first floating rail (3224) for guiding movement of the housing locating pin (323) along the first horizontal direction, the locating pin holder being slidably disposed on the first floating rail (3224) along the first horizontal direction; -a second floating rail (3225) for guiding the movement of the housing locating pin (323) in the second horizontal direction, the first floating rail (3224) being slidably arranged on the second floating rail (3225) in the second horizontal direction.
4. The motor stator thermal jacket apparatus according to claim 1, wherein the support portion comprises: The supporting boss is arranged on the outer side of the shell positioning pin (323) in a surrounding mode, and the top surface of the supporting boss is lower than the top surface of the shell positioning pin (323); the top surface of the shell support column (325) and the top surface of the support boss are positioned in the same horizontal plane, wherein the support boss and the shell support column (325) are arranged at intervals along a second horizontal direction; wherein the second horizontal direction is perpendicular to both the first horizontal direction and the vertical direction.
5. The motor stator hot jacket apparatus according to claim 1, wherein the stator clamping hot jacket mechanisms (31) are two, and are respectively disposed on both sides of the housing placement platform (32) along the first horizontal direction.
6. The electric motor stator hot jacket apparatus according to claim 1, characterized in that the stator clamping hot jacket mechanism (31) comprises: a stator clamping three jaw (312) for clamping and positioning the stator; The shell positioning pin shaft (311) is used for positioning the center of the shell, the shell positioning pin shaft (311) can be matched with a center positioning hole of the inner cavity of the shell in a positioning way, and the stator clamping three claws (312) and the shell positioning pin shaft (311) are coaxially arranged; A housing angular positioning structure (314) for angular positioning the housing and preventing rotation; A housing locating pin driving mechanism (316) for driving the housing locating pin (311) to move along the first horizontal direction so as to realize the combination and separation of the housing locating pin (311) and the central locating hole; and the hot sleeve horizontal moving mechanism (318) is used for guiding the stator clamping three claws (312) to move along the first horizontal direction with the stator so as to hot sleeve the stator in the shell.
7. The electric machine stator shrink fit device according to claim 6, characterized in that the stator clamping shrink fit mechanism (31) further comprises: The pressing mechanism (317) is used for driving the stator clamping three-jaw (312) to move along the first horizontal direction along with the stator, and the stator clamping three-jaw (312) is connected with the output end of the pressing mechanism (317); And the pressure maintaining ring (313) is used for pressing the end surface of the stator, which is far away from the center positioning hole, after the shrink fit, the pressure maintaining ring (313) is coaxially connected with the stator clamping three claws (312), and the pressure maintaining ring (313) is connected with the output end of the pressing mechanism (317).
8. The electric machine stator shrink fit device according to claim 6, characterized in that the stator clamping shrink fit mechanism (31) further comprises a support adjustment assembly (315) for supporting the stator clamping tri-jaw (312) and the housing positioning pin (311) and adjusting the axial position of the stator clamping tri-jaw (312); Or the stator clamping hot sleeve mechanism (31) further comprises a guide sleeve (319) which is used for guiding the shell positioning pin shaft (311) to move along the first horizontal direction, the guide sleeve (319) is coaxially connected with the stator clamping three-jaw (312), and the shell positioning pin shaft (311) is slidably sleeved in the guide sleeve (319).
9. The motor stator shrink fit apparatus of claim 1, further comprising: The shell heating mechanism (33) is used for heating the shell, wherein the shell placing platform (32) is provided with a hot sleeving position and a heating position, and the stator clamping hot sleeving mechanism (31) can thermally sleeve the stator in the shell on the shell placing platform (32) at the hot sleeving position; And the placement platform moving mechanism (321) is used for driving the shell placement platform (32) to switch between the hot jacket position and the heating position, and the driving end of the placement platform moving mechanism (321) is connected with the shell placement platform (32).
10. A motor stator shrink fit production line comprising a motor stator shrink fit device (3), characterized in that the motor stator shrink fit device (3) is a motor stator shrink fit device according to any one of claims 1-9.
11. The motor stator shrink fit production line of claim 10, further comprising: The feeding device (1) is used for feeding, positioning and placing the shell and the stator; the blanking device (4) is used for blanking the hot sleeve obtained after the hot sleeve; the manipulator (2) is used for conveying the shell and the stator from the feeding device (1) to the feeding position of the motor stator shrink fit equipment (3) and conveying the shrink fit obtained after shrink fit from the discharging position of the motor stator shrink fit equipment (3) to the discharging device (4); Wherein, loading attachment (1) includes: the stator positioning mechanism (11) is used for loading, positioning and placing the stator; the stator horizontal moving mechanism (12) is used for conveying the fed stator to the material level on the manipulator; a stator angular detection mechanism (13) for positioning the angular direction of the stator and detecting foolproof; The shell positioning mechanism (14) is used for loading, positioning and placing the shell; the shell horizontal moving mechanism (15) is used for conveying the manually-fed shell to the material level on the manipulator; the blanking device (4) comprises: a blanking trolley (41) for conveying the hot sleeve obtained after the hot sleeve; a blanking trolley guiding mechanism (42) for guiding the blanking trolley (41) to enter and exit the blanking level; and the blanking trolley fixing piece (43) is used for fixing the blanking trolley (41) at a blanking position.

Description

Motor stator hot jacket equipment and motor stator hot jacket production line Technical Field The application relates to the technical field of motor shrink fit, in particular to motor stator shrink fit equipment and a motor stator shrink fit production line. Background In a new energy automobile, an electric drive is used as a key power device, and the performance of the electric drive directly influences the driving performance and energy efficiency of the whole automobile. Wherein, the multi-in-one coaxial double-motor electric drive has high cost performance due to high integration level. In the motor structure, the stator part is stationary and is mainly used for generating a magnetic field. Stator shrink fit is a process that mates the stator with the housing (also known as the housing). For a coaxial double stator motor, since there are two stators, a more precise assembly process is required to ensure concentricity and verticality between the two stators and the housing. In the related art, a motor stator hot jacket device usually adopts a vertical hot jacket mode. For the coaxial double-stator motor, the motor below the hot jacket is required to be kept pressure until the temperature of the shell and the temperature of the stator are low enough, so that the shell and the stator have enough interference, the feeding can be performed, the beat of the hot jacket is difficult to lift, and the hot jacket efficiency of the motor stator is affected. And under the action of gravity, the stator is easy to move in the shell, so that the stator is scratched into the shell or the stator is not sleeved in place, bad parts are caused, and the quality of the sleeve is difficult to ensure. Disclosure of Invention The application aims to provide motor stator hot jacket equipment and a motor stator hot jacket production line so as to improve the hot jacket beat and further improve the hot jacket efficiency of a motor stator. To achieve the above object, in one aspect, the present application provides a motor stator hot jacket apparatus, comprising: the shell placing platform is used for horizontally placing a shell of the motor and enabling the axis of the shell to be arranged along a first horizontal direction; The stator clamping hot sleeve mechanism is used for hot sleeve the stator of the motor in the shell placed on the shell placing platform along the first horizontal direction, and is arranged on one side of the shell placing platform along the first horizontal direction; wherein, the casing placement platform includes: A support portion for supporting the housing, the support portion being movable in a vertical direction; The two shell positioning pins are used for being respectively matched with the two pin holes of the shell in a positioning way, the two shell positioning pins are arranged at intervals along the first horizontal direction, and at least one shell positioning pin can move along the first horizontal direction; The shell positioning pin floating mechanism is at least used for guiding and limiting the movement of the shell positioning pin along the first horizontal direction; The shell up-down floating mechanism is used for supporting the supporting part and driving the supporting part to move along with the shell in the vertical direction during hot sheathing; wherein the vertical direction is perpendicular to the first horizontal direction. Optionally, in the motor stator hot jacket apparatus, when the housing locating pin is matched with the pin hole in a locating manner, the housing locating pin is located at one side of a vertical plane where the housing axis is located; Wherein the housing locating pin is also movable in the second horizontal direction; The shell positioning pin floating mechanism is also used for guiding and limiting the movement of the shell positioning pin along the second horizontal direction; wherein the second horizontal direction is perpendicular to both the first horizontal direction and the vertical direction. Optionally, in the above motor stator hot jacket apparatus, the housing locating pin floating mechanism includes: The first floating driving piece is used for limiting the movement of the shell positioning pin along the first horizontal direction, and a limiting block is arranged at the output end of the first floating driving piece; a second floating drive for limiting movement of the housing locating pin in the second horizontal direction; the shell positioning pin floating guide wheel is used for guiding the shell positioning pin to be aligned with the limiting block in the second horizontal direction and is rotatably arranged on a positioning pin seat connected with the bottom of the shell positioning pin around the vertical direction; the first floating guide rail is used for guiding the shell positioning pin to move along the first horizontal direction, and the positioning pin seat is slidably arranged on the first floating guide rail along the first