CN216162573U - Motor stator winding end shaping tool - Google Patents
Motor stator winding end shaping tool Download PDFInfo
- Publication number
- CN216162573U CN216162573U CN202122155493.4U CN202122155493U CN216162573U CN 216162573 U CN216162573 U CN 216162573U CN 202122155493 U CN202122155493 U CN 202122155493U CN 216162573 U CN216162573 U CN 216162573U
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- China
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- stator winding
- pressing plate
- motor stator
- shaping tool
- flat plate
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Abstract
The utility model belongs to the technical field of motors, and particularly relates to a shaping tool for a motor stator winding end. Comprises a left compression nut (1), a left flat plate (2), a left pressure plate (3), a central spacing column (4), a right pressure plate (5), a right flat plate (6), a pull rod (7) and a right compression nut (8); according to the shaping tool for the end part of the motor stator winding, the end part of the motor stator winding is uniformly extruded and shaped by primary paint dipping, so that the shaping of the end part of the motor stator winding is realized, the end part of the stator winding is compact, smooth, neat in height, and the defects of product manufacturing are avoided.
Description
Technical Field
The utility model belongs to the technical field of motors, relates to a motor manufacturing tool, and particularly relates to a shaping tool for a motor stator winding end.
Background
The motor stator winding generally comprises an enameled wire and an insulating part material, and due to the fact that winding is uneven in density and elasticity of the enameled wire, the end portions of the stator winding are uneven and uneven, as shown in fig. 1, for a motor with the stator winding in a harsh installation space in a motor shell, the electrical safety distance is difficult to guarantee due to the defect (uneven end portions and uneven end portions of the stator winding), the service life of the motor is affected, and even the phenomenon that the stator winding and the inner wall of the motor shell are electrically short-circuited can be caused, and the running safety of the motor is endangered.
Disclosure of Invention
The purpose of the utility model is as follows: the shaping tool for the end part of the motor stator winding is constructed, and the shaping tool for the end part of the motor stator winding is used for uniformly extruding and primarily dipping paint for shaping, so that the end part of the motor stator winding is shaped, the end part of the stator winding is compact and smooth, and is neat in height (as shown in figure 2), and the manufacturing defects of products are avoided.
The technical scheme of the utility model is as follows: a shaping tool for the end part of a motor stator winding is characterized by comprising a left compression nut 1, a left flat plate 2, a left pressing plate 3, a central limiting column 4, a right pressing plate 5, a right flat plate 6, a pull rod 7 and a right compression nut 8; the pull rod 7 sequentially penetrates through central through holes of the left flat plate 2, the left pressing plate 3, the central limiting column 4, the right pressing plate 5 and the right flat plate 6, and two ends of the pull rod are locked and fixed through the compression nut 1 and the right compression nut 8.
The left pressing plate 3, the central limiting column 4 and the right pressing plate 5 are made of non-metal materials with certain elasticity and strength.
The left flat plate 2 and the right flat plate 6 are made of metal materials.
The through holes of the left pressing plate 3 and the right pressing plate 5 are central step through holes.
The middle section outer diameter of the central limiting column 4 is in clearance fit with the inner diameter of the stator core, and the outer diameters of the two ends are in clearance fit with the inner diameters of the matching holes of the left pressing plate 3 and the right pressing plate 5 respectively.
The right pressing plate 5 and the right flat plate 6 are provided with local through notches, and sensor leads and winding leads are led out from the notches.
The utility model has the beneficial effects that: according to the shaping tool for the end part of the motor stator winding, the end part of the motor stator winding is uniformly extruded and shaped by primary paint dipping, so that the shaping of the end part of the motor stator winding is realized, the end part of the stator winding is compact, smooth, neat in height, and the defects of product manufacturing are avoided. The shaping tool for the end part of the motor stator winding is composed of 8 parts, wherein a central limiting column is provided with a central through hole, the outer diameter of the middle section of the central limiting column and the inner diameter of a stator core keep a gap as small as possible, the outer diameters of two ends of the central limiting column respectively keep a gap as small as possible with the inner diameters of a left pressing plate matching hole and a right pressing plate matching hole, and the coaxiality of the end part of the stator winding is ensured.
Drawings
FIG. 1 is a front three-view of the motor stator winding end shaping; a is a cross-sectional view, B is a schematic view along the A-A direction, and c is a schematic view along the B-B direction
FIG. 2 is a three-dimensional view of the end of the stator winding of the motor after being shaped; a is a cross-sectional view, b is a schematic view in the direction of C-C, and C is a schematic view in the direction of D-D
FIG. 3 sectional view of a motor stator winding end shaping tool assembly
FIG. 4 is an exploded view of a shaping tool for the end of a stator winding of a motor
FIG. 5 is a sectional view of a motor stator winding end shaping tool and a stator winding assembly
FIG. 6 is a front and side cross-sectional view of the left plate
FIG. 7 left press plate front and side cut-away views
FIG. 8 is a side view and a front cross-sectional view of a center spacer
FIG. 9 is a side cross-sectional view and a front view of the right platen
FIG. 10 is a side cross-sectional view and a front view of the right plate
FIG. 11 is a front and side cross-sectional view of a drawbar
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
a shaping tool for a motor stator winding end comprises a left compression nut 1, a left flat plate 2, a left pressing plate 3, a central limiting column 4, a right pressing plate 5, a right flat plate 6, a pull rod 7 and a right compression nut 8, and is shown in figures 3-5.
The left pressing plate 3, the central limiting column 4 and the right pressing plate 5 are all provided with a central through hole, and the left pressing plate 3, the central limiting column 4 and the right pressing plate 5 are made of non-metal materials (such as epoxy laminated glass cloth plates) with certain elasticity and strength, so that the end part of the winding is prevented from being damaged by extrusion.
The left flat plate 2 and the right flat plate 6 are both provided with a central through hole, the left flat plate 2 and the right flat plate 6 are made of metal materials (such as aluminum plates or steel plates), and the purpose is to ensure that the left pressing plate 3 and the right pressing plate 5 are stressed uniformly and avoid deformation.
The left pressing plate 3 and the right pressing plate 5 are provided with central step through holes for assembling and matching.
The central limiting column 4 is provided with a through central through hole, the middle section outer diameter of the central limiting column 4 and the inner diameter of the stator core keep a gap as small as possible, the outer diameters of the two ends of the central limiting column 4 respectively keep a gap as small as possible with the inner diameters of the matching holes of the left pressing plate 3 and the right pressing plate 5, and the purpose is to ensure the coaxiality of the end parts of the stator winding.
And the two ends of the pull rod 7 are provided with external threads, and the end part of the motor stator winding is uniformly extruded by gradually screwing the left compression nut 1 and the right compression nut 8 in the shaping process of the end part of the motor stator winding, so that the shaping purpose is achieved.
The right pressing plate 5 and the right flat plate 6 are provided with local through notches, and in the shaping process, the notches of the right pressing plate 5 and the right flat plate 6 are ensured to be superposed, and the sensor lead and the winding lead are led out from the notches.
As shown in fig. 5, firstly, the central position-limiting column 4 (fig. 8) is inserted into the inner hole of the stator core, then the pull rod 7 (fig. 11) is inserted into the inner hole of the central position-limiting column 4, the left end of the pull rod 7 is inserted into the inner holes of the left pressing plate 3 (fig. 7) and the left flat plate 2 (fig. 6) in sequence, the right end of the pull rod 7 is inserted into the inner holes of the right pressing plate 5 (fig. 9) and the right flat plate 6 (fig. 10) in sequence, the notches of the right pressing plate 5 and the right flat plate 6 are overlapped, simultaneously, the sensor lead and the winding lead are led out from the notches of the right pressing plate 5 and the right flat plate 6, finally, the nut 1 and the nut 8 are respectively screwed on the two ends of the pull rod 7, the winding end is uniformly extruded along with the continuous screwing of the nut 1 and the nut 8, when the left pressing plate 3 and the right pressing plate 5 are contacted with the left and right end surfaces of the central position-limiting column 4, the screwing process of the nut 1 and the nut 8 is finished, and at the moment, the shaping tool for the end part of the motor stator winding and the stator winding form an assembly body; and (3) carrying out vacuum paint dipping on the assembly body, drying the assembly body after the vacuum paint dipping is finished, loosening the nut 1 and the nut 8 after the semi-dry state of a paint film and the winding is shaped, and taking down the motor stator winding end part shaping tool to finish the shaping of the stator winding and the initial paint dipping and shaping. And subsequently, continuously drying the stator winding by a conventional method, and performing secondary vacuum paint dipping and secondary drying.
Claims (6)
1. A shaping tool for the end part of a motor stator winding is characterized by comprising a left compression nut (1), a left flat plate (2), a left pressing plate (3), a central limiting column (4), a right pressing plate (5), a right flat plate (6), a pull rod (7) and a right compression nut (8); the pull rod (7) sequentially penetrates through central through holes of the left flat plate (2), the left pressing plate (3), the central limiting column (4), the right pressing plate (5) and the right flat plate (6), and two ends of the pull rod are locked and fixed through the compression nut (1) and the right compression nut (8).
2. The motor stator winding end shaping tool according to claim 1, wherein the left pressure plate (3), the central limiting column (4) and the right pressure plate (5) are made of non-metal materials with elasticity and strength.
3. The motor stator winding end shaping tool according to claim 1, wherein the left flat plate (2) and the right flat plate (6) are made of metal materials.
4. The motor stator winding end shaping tool according to claim 1, wherein the through holes of the left pressing plate (3) and the right pressing plate (5) are central step through holes.
5. The motor stator winding end shaping tool according to claim 1, wherein the middle section outer diameter of the central limiting column (4) is in clearance fit with the inner diameter of the stator core, and the outer diameters of the two ends are in clearance fit with the inner diameters of the matching holes of the left pressing plate (3) and the right pressing plate (5) respectively.
6. The motor stator winding end shaping tool according to claim 1, wherein the right pressing plate (5) and the right flat plate (6) are provided with local through notches, and sensor leads and winding leads are led out from the notches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122155493.4U CN216162573U (en) | 2021-09-07 | 2021-09-07 | Motor stator winding end shaping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122155493.4U CN216162573U (en) | 2021-09-07 | 2021-09-07 | Motor stator winding end shaping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216162573U true CN216162573U (en) | 2022-04-01 |
Family
ID=80843399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122155493.4U Active CN216162573U (en) | 2021-09-07 | 2021-09-07 | Motor stator winding end shaping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216162573U (en) |
-
2021
- 2021-09-07 CN CN202122155493.4U patent/CN216162573U/en active Active
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