CN211296498U - Motor stator core - Google Patents
Motor stator core Download PDFInfo
- Publication number
- CN211296498U CN211296498U CN201922092168.0U CN201922092168U CN211296498U CN 211296498 U CN211296498 U CN 211296498U CN 201922092168 U CN201922092168 U CN 201922092168U CN 211296498 U CN211296498 U CN 211296498U
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- stator
- stator yoke
- yoke
- slot
- motor
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- Manufacture Of Motors, Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a motor stator core, its characterized in that carries out the hot jacket amalgamation shaping by stator yoke portion lamination subassembly and stator slot part lamination subassembly and obtains. The utility model discloses can utilize the book fold technology to appear the problem that the fold is bad, the processing difficulty when can better solving because of yoke portion broad to also compromise and avoid producing the condition that more leftover bits produced the waste. The utility model discloses a starting point is separately the preparation with stator yoke portion and slot part to the solution is because the needs of motor magnetic circuit, and the winding technology can't be realized to yoke portion broad, and traditional approach adopts stator disk or fan-shaped piece to fold and presses, causes middle circle material and the extravagant serious problem of leftover bits.
Description
Technical Field
The utility model relates to the technical field of electric machines, in particular to manufacturing method and motor stator core of motor stator core.
Background
The existing stator core manufacturing method is as follows: 1. laminating, namely directly punching a silicon steel plate to form a toothed ring sheet or a fan-shaped sheet, and laminating, welding or riveting the toothed ring sheet or the fan-shaped sheet. 2. Manufacturing a unit iron core: the method punches not continuous steel strips but unit teeth during punching, then carries out overlapping welding on the unit teeth, and finally splices the overlapped unit tooth columns, so that the method obviously improves the material utilization rate, but has more elements after being divided into units, takes labor and time for assembly and has low manufacturing efficiency; 3. rolling and folding: the method comprises the steps of punching a groove-shaped belt material, spirally winding, welding and shaping, and avoids the waste of leftover materials and middle round materials in a transmission method, but the problems of poor folding and difficult processing easily occur when a yoke part is wider.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the manufacturing method that folds to current motor stator core, unit iron core manufacturing method and roll the not enough of folding manufacturing method existence and provide a motor stator core.
The utility model discloses the technical problem that will solve can realize through following technical scheme:
a stator core of a motor is obtained by performing hot-sleeve splicing molding on a stator yoke laminated sheet assembly and a stator slot laminated sheet assembly.
In a preferred embodiment of the present invention, the stator slot segment assembly is sleeved on the outer periphery of the stator yoke segment assembly sleeve.
In a preferred embodiment of the present invention, the stator slot segment assembly is nested within the stator yoke segment assembly sleeve bore.
In a preferred embodiment of the present invention, the stator yoke segment assembly is obtained by welding and shaping after the stator yoke segments are stacked by the stator yoke ring segments.
In a preferred embodiment of the present invention, both ends of each stator yoke ring portion are welded and fixed.
In a preferred embodiment of the present invention, the stator yoke ring portion is formed by punching a stator yoke strap material and winding the punched stator yoke strap material by a winding process.
In a preferred embodiment of the present invention, the stator yoke strip is a stator yoke rectangular strip.
In a preferred embodiment of the present invention, the stator slot segment assembly is formed by welding and shaping after the stator slot segments are annularly stacked.
In a preferred embodiment of the present invention, both ends of each stator slot ring are welded and fixed.
In a preferred embodiment of the invention, the stator slot ring is formed by punching a stator yoke slot-shaped strip material and winding the punched stator yoke slot-shaped strip material by using a winding process.
Since the technical scheme as above is adopted, the utility model discloses utilize the book fold technology when can better solving because of yoke portion broad to appear the problem that the fold is bad, the processing difficulty to also compromise and avoid producing the condition that more leftover bits produced waste. The utility model discloses a starting point is separately the preparation with stator yoke portion and slot part to the solution is because the needs of motor magnetic circuit, and the winding technology can't be realized to yoke portion broad, and traditional approach adopts stator disk or fan-shaped piece to fold and presses, causes middle circle material and the extravagant serious problem of leftover bits.
Drawings
Fig. 1 is a schematic perspective view of a motor stator core according to embodiment 1 of the present invention.
Fig. 2 is a front view of a stator core of a motor according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a stator yoke strap material according to embodiment 1 of the present invention.
Fig. 4 is a schematic view of a stator yoke strap material wound into a stator yoke ring portion by a winding process according to embodiment 1 of the present invention.
Fig. 5 is a schematic structural view of a stator yoke ring portion according to embodiment 1 of the present invention.
Fig. 6 is a schematic structural view of a stator yoke laminated assembly according to embodiment 1 of the present invention.
Fig. 7 is a schematic structural view of a stator yoke slot-shaped belt material according to embodiment 1 of the present invention.
FIG. 8 is a schematic view of a stator yoke slot-shaped strip material wound into a stator slot ring by a winding process according to embodiment 1 of the present invention
Fig. 9 is a schematic structural view of a stator slot ring according to embodiment 1 of the present invention.
Fig. 10 is a schematic structural view of a stator slot segment assembly according to embodiment 1 of the present invention.
Fig. 11 is a schematic structural view of a stator yoke strap material according to embodiment 2 of the present invention.
Fig. 12 is a schematic view of a stator yoke strap material wound into a stator yoke ring portion by a winding process according to embodiment 2 of the present invention.
Fig. 13 is a schematic structural view of a stator yoke ring portion according to embodiment 2 of the present invention.
Fig. 14 is a schematic structural view of a stator yoke slot-shaped strip according to embodiment 2 of the present invention.
FIG. 15 is a schematic view of a stator yoke slot-shaped strip material wound into a stator slot ring by a winding process according to embodiment 2 of the present invention
Fig. 16 is a schematic structural view of a stator slot ring according to embodiment 2 of the present invention.
Fig. 17 is a front view of a stator core of a motor according to embodiment 2 of the present invention.
Detailed Description
The present invention is described in detail below with reference to the accompanying drawings and specific embodiments.
Example 1
The method for manufacturing the stator core of the motor of the embodiment comprises the following steps:
the method comprises the following steps: stator yoke lamination assembly forming
Referring to fig. 3, punching a stator yoke rectangular strip 10, then, referring to fig. 4 and 5, winding the punched stator yoke rectangular strip 10 into a stator yoke ring part 20 by using a winding process, then, referring to fig. 6, stacking the stator yoke ring part 20 into a stator yoke laminated sheet, and welding and shaping to obtain a stator yoke laminated sheet assembly 30; both ends of each stator yoke ring portion 20 are fixedly welded.
Step two: stator slot segment assembly forming
Referring to fig. 7, punching a stator yoke small groove-shaped strip 40, then, referring to fig. 8 and 9, winding the punched stator yoke small groove-shaped strip 40 into a stator groove ring 50 by using a winding process, then, referring to fig. 10, stacking the stator groove ring 50 into stator groove laminated pieces, and welding and shaping to obtain a stator groove laminated piece assembly 60; both ends of each stator slot ring 50 are fixedly connected by welding.
Step three, preparing a stator core of the motor
Referring to fig. 1 and 2, the stator yoke laminated assembly 30 prepared in the first step and the stator slot laminated assembly 60 prepared in the second step are hot-sleeved and spliced to form a stator core of the motor. The stator slot segment assembly 60 in the stator core of the motor is fitted around the circumference of the stator yoke segment assembly 30.
Example 2
The method for manufacturing the stator core of the motor of the embodiment comprises the following steps:
the method comprises the following steps: stator yoke lamination assembly forming
Referring to fig. 11, punching a stator yoke rectangular strip 10a, then, referring to fig. 12 and 13, winding the punched stator yoke rectangular strip 10a into a stator yoke ring part 20a by using a winding process, then, stacking the stator yoke ring part 20a into a stator yoke laminated sheet, and welding and shaping to obtain a stator yoke laminated sheet assembly 30 a; both ends of each stator yoke ring portion 20a are fixedly welded.
Step two: stator slot segment assembly forming
Referring to fig. 14, punching a stator yoke small groove-shaped strip 40a, then, referring to fig. 15 and 16, winding the punched stator yoke small groove-shaped strip 40a into a stator groove ring 50a by using a winding process, then, overlapping the stator groove ring 50a into a stator groove laminated piece, and welding and shaping to obtain a stator groove laminated piece assembly 60 a; both ends of each stator slot ring 50a are fixedly connected by welding.
Step three, preparing a stator core of the motor
Referring to fig. 17, the stator yoke lamination assembly 30a prepared in the first step and the stator slot lamination assembly 60a prepared in the second step are hot-sleeved and spliced to form a stator core of the motor. The stator slot segment assembly 60a in the motor stator core is fitted in the inner hole of the stator yoke segment assembly 30 a.
Claims (5)
1. A motor stator core is characterized in that a stator yoke laminated sheet assembly and a stator slot laminated sheet assembly are subjected to hot-sleeve splicing molding to obtain the motor stator core; the stator yoke laminated sheet assembly is obtained by overlapping stator yoke ring parts into stator yoke laminated sheets, and then welding and shaping the stator yoke laminated sheets; the stator yoke ring part is formed by punching a stator yoke part band material and winding the stator yoke part band material by using a winding process; the stator yoke material is a stator yoke rectangular material; the stator slot laminated assembly is obtained by annularly laminating stator slots to form stator slot laminated pieces, and then welding and shaping the stator slot laminated pieces; the stator slot ring is formed by winding a punched stator yoke slot-shaped band material by using a winding process.
2. The stator core for an electric motor of claim 1, wherein said stator slot segment assembly is sleeved around an outer circumference of said stator yoke segment assembly sleeve.
3. The motor stator core of claim 1 wherein said stator slot segment assembly is nested within said stator yoke segment assembly sleeve bore.
4. The stator core for an electric machine according to claim 1, wherein both ends of each stator yoke ring portion are fixedly welded.
5. The stator core for an electrical machine of claim 1 wherein each stator slot ring is welded to both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922092168.0U CN211296498U (en) | 2019-11-28 | 2019-11-28 | Motor stator core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922092168.0U CN211296498U (en) | 2019-11-28 | 2019-11-28 | Motor stator core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211296498U true CN211296498U (en) | 2020-08-18 |
Family
ID=72017075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922092168.0U Active CN211296498U (en) | 2019-11-28 | 2019-11-28 | Motor stator core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211296498U (en) |
-
2019
- 2019-11-28 CN CN201922092168.0U patent/CN211296498U/en active Active
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