CN209233579U - A kind of split-type stator core construction - Google Patents
A kind of split-type stator core construction Download PDFInfo
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- CN209233579U CN209233579U CN201920113869.5U CN201920113869U CN209233579U CN 209233579 U CN209233579 U CN 209233579U CN 201920113869 U CN201920113869 U CN 201920113869U CN 209233579 U CN209233579 U CN 209233579U
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- yoke portion
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Abstract
The utility model discloses a kind of split-type stator core constructions, including full circle stator core, full circle stator core includes multiple stator core splitted structures that can be mutually spliced into full circle, stator core splitted structure includes multiple divided stator valve punchings, divided stator valve punching includes arc yoke portion and several notch teeth, several described notch teeth are evenly distributed on the inner ring in yoke portion, notch is formed between adjacent notch tooth, the one end in the yoke portion is equipped with technique groove, the other end is equipped with false boss, the outer ring in yoke portion is equipped with locating slot and the first welding groove, yoke portion and notch tooth are equipped with multiple self-clinching points, multiple divided stator valve punchings are by the mutually folded fourth of the twelve Earthly Branches of self-clinching point at stator core splitted structure.The utility model stock utilization is high, and stamping press declines to a great extent, and small tonnage high velocity ram machine batch production can be used；And welding is carried out to facilitate size, geometric tolerance and the structural strength of control split-type stator core construction by the structure of locating slot and to every first welding groove.
Description
Technical field
The utility model relates to technical field of motors, and in particular to a kind of split-type stator core construction.
Background technique
The stator module of servo motor can carry out different matched designs according to rotor assembly.No matter stator rotor set rushes
Punching or independent unitary stator punching are process using entirety is blanking punched, the inner hole blanking material after punching
Head waste is larger, and utilization rate of raw materials is lower.Piece or unitary stator lamination structure stamping press are big in a state of excitement for rotor set, need
Punching press tonnage is larger, and corresponding punching machine production equipment and Lamination mould are also big.Therefore a kind of stator split-type structure is needed
Solve the above problems, but divided stator valve punching need to splice after punching press it is integral, corresponding product size, geometric tolerance and
Strength control is always a difficult point；Seriously restrict the utilization and popularization of stator split-type infrastructure product.
Summary of the invention
Technical problem to be solved in the utility model is that provide a kind of split-type in view of the above shortcomings of the prior art fixed
Sub- core structure, compared with prior art, stock utilization is higher for this split-type stator core construction, and stamping press declines to a great extent, can
It is produced in batches using small tonnage high velocity ram machine, required Lamination mould size is small, at low cost；And realize that splicing is fixed by locating slot
Position, alignment compress positioning and welding position and by welding manner to welding groove weld to facilitate control stator core size,
Geometric tolerance and weld strength guarantee the magnitude of interference installation requirement of stator module.
To realize the above-mentioned technical purpose, the technical solution that the utility model is taken are as follows:
A kind of split-type stator core construction, including full circle stator core, the full circle stator core include multiple energy phases
It is mutually spliced into the stator core splitted structure of full circle, the stator core splitted structure includes multiple divided stator valve punchings, described
Divided stator valve punching includes arc yoke portion and several notch teeth, several notch teeth are evenly distributed on the inner ring in yoke portion
On, notch is formed between adjacent notch tooth, the one end in the yoke portion is equipped with technique groove, and the other end is equipped with and technique groove phase
The outer ring of the false boss of adaptation, the yoke portion is equipped with locating slot and the first welding groove, the surface in the yoke portion and notch tooth
Equipped with multiple self-clinching points, multiple divided stator valve punchings form stator core splitted structure by the mutually folded fourth of the twelve Earthly Branches of self-clinching point, more
A stator core splitted structure is embedded into technique groove by false boss to be spliced into full circle stator core, the full circle
Multiple divided stator valve punchings in stator core are fixedly connected by the way of welding in the first welding groove.
As the further improved technical solution of the utility model, the full circle stator core be it is multiple, multiple full circle are fixed
Sub- iron core forms split-type stator core construction by the mutually folded fourth of the twelve Earthly Branches of self-clinching point.
As the further improved technical solution of the utility model, one end of yoke portion outer circle is equipped with the first half slots, institute
The other end for stating yoke portion outer ring is equipped with the second half slots, and the first half slot and the second half slots can pass through false boss and technique groove
Mutual splicing to be spliced into the second welding groove, second welding groove is used to multiple stator core splitted structures passing through weldering
The mode of connecing connects.
As the further improved technical solution of the utility model, the yoke portion is evenly distributed with multiple along its length
Self-clinching point is intervally distributed with self-clinching point on the notch tooth of yoke portion connection.
As the further improved technical solution of the utility model, the stator core splitted structure is 6,6 stators
Iron core splitted structure can be embedded into technique groove to be spliced into full circle stator core by false boss.
As the further improved technical solution of the utility model, the divided stator valve punching uses silicon steel sheet.
As the further improved technical solution of the utility model, the technique groove be circular trough or square groove, it is described
False boss is round boss or square boss.
The utility model has the following beneficial effects: compared with prior art, whole punching is changed to several phases by the utility model
With the divided stator valve punching of size, the corresponding size that can reduce Lamination mould adds Lamination mould cost, Lamination mould
Work period, Lamination mould difficulty of processing substantially reduce, and improve the utilization rate of material.It is rushed needed for the structure of divided stator valve punching
Pressure declines to a great extent, and small tonnage high velocity ram machine batch production can be used.In addition the utility model facilitates realization to spell by locating slot
Connect positioning, alignment compresses positioning and welding positions the dimensional tolerance and morpheme that are easier to control split-type stator core construction
Tolerance；Welding is carried out to be easier to control the weldering of split-type stator core construction to every first welding groove by welding manner
Intensity is connect, structural strength is strengthened, ensure that the magnitude of interference installation requirement of stator module.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the divided stator valve punching of the utility model.
Fig. 2 is the structural schematic diagram of the full circle stator core of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 to Fig. 2:
A kind of split-type stator core construction, including full circle stator core 13, the structure of full circle stator core 13 such as Fig. 2 institute
Show, the full circle stator core 13 includes multiple stator core splitted structures that can be mutually spliced into full circle, as shown in Figure 1, institute
Stating stator core splitted structure includes multiple divided stator valve punchings 1, and the divided stator valve punching 1 includes arc yoke portion 2 and several
A notch tooth 3, several described notch teeth 3 are uniformly distributed and are fixed on the inner ring in yoke portion 2, shape between adjacent notch tooth 3
At notch 9, the one end in the yoke portion 2 is equipped with technique groove 8, and the other end is equipped with false boss 7 compatible with technique groove 8,
The outer ring in the yoke portion 2 is equipped with locating slot 6 and the first welding groove 5, the surface of the yoke portion 2 and notch tooth 3 be equipped with it is multiple from
Button point 4, multiple divided stator valve punchings 1 form stator core splitted structure, multiple stator iron by the mutually folded fourth of the twelve Earthly Branches of self-clinching point 4
Core splitted structure is embedded into technique groove 8 by false boss 7 to be spliced into full circle stator core 13, the full circle stator
Multiple divided stator valve punchings 1 in iron core 13 are fixedly connected by the way of welding in the first welding groove 5.
In the present embodiment, the full circle stator core 13 be it is multiple, multiple full circle stator cores 13 are mutual by self-clinching point 4
The folded fourth of the twelve Earthly Branches forms split-type stator core construction.
In the present embodiment, one end of 2 outer circle of yoke portion is equipped with the first half slots 14, and the other end of 2 outer ring of yoke portion is set
Have the second half slots 15, the first half slot 14 and the second half slots 15 can by false boss 7 and technique groove 8 it is mutual splice from
And it is spliced into the second welding groove 16, second welding groove 16 is for consolidating multiple stator core splitted structures by welding manner
Surely a full circle stator core 13 is connected into.
In the present embodiment, the yoke portion 2 has been evenly spaced on multiple self-clinching points 4 along its length, and the yoke portion 2 connects
Self-clinching point 4 is intervally distributed on the notch tooth 3 connect.
The stator core splitted structure of the present embodiment is 6, i.e. divided stator valve punching 1 is 1/6th equal portions, 6 stators
Iron core splitted structure can be embedded into technique groove 8 to be spliced into full circle stator core 13 by false boss 7.1/6th
The divided stator valve punching 1 of equal portions is relatively independent split-type stator punching, and multiple split-type stator punchings fold one that the fourth of the twelve Earthly Branches is formed
Determine the stator core splitted structure of height, stator core splitted structure has inside and outside circular arc and height dimension and geometric tolerance to want
It asks.
Multiple 3 ends of notch tooth of divided stator valve punching 1 in Fig. 1 form arc pole shoe 11.The size of pole shoe 11 mainly by
Magnet pole widths and 9 size of notch determine.The size dimension of notch 9 essentially dictates the complexity of electrical motor wire embedding process.According to
Actual needs can appropriate adjustment.The 2 inner ring wall of yoke portion of 9 position of notch be slot bottom 12, slot bottom 12 be generally arc-shaped, slot bottom 12 with
The intermediate position of pole shoe 11 is sized at the height of magnetic pole.Position between slot bottom 12 and stator outer circle is yoke portion 2.In Fig. 1
Notch 9 is divided to generally using the center line of notch 9 as line of demarcation for symmetrical two technique teeth mouth 10 by technique tooth mouth 10.Technique is recessed
Slot 8 is generally configured to circular trough or square groove.False boss 7 is generally configured to round boss or square boss, with technique groove 8
Matching design, manufacture are simultaneously assembled.It can the weldering of appropriate adjustment first according to the weld penetration thickness degree of the current strength of welding and needs
The size of access slot 5.Locating slot 6 plays the role of positioning when stator core splitted structure tentatively splices, is aligned compression, welding.
Self-clinching point 4 is evenly distributed in the yoke portion 2 and notch tooth 3 of divided stator valve punching 1 according to the intensity requirement of stator core.
First the stator core of the different equal portions of design 1/6th (or nine/first-class) divides valve knot to the present embodiment according to demand
Structure, stator core splitted structure are made of divided stator valve punching 1, divided stator valve punching 1 by high velocity ram machine and mold production with
The inside and outside circular arc and height dimension and Geometrical Tolerance Principle of guarantee split-type stator core construction.By six or more than one piece stator iron
Core splitted structure is positioned by positioning tool or automation equipment and is tentatively spliced into a full circle；As needed by one or more
A full circle stator core 13 is stacked high to the stator height of needs after positioning, reuse compression tooling and press for the full circle after folded height
Stator core 13 compresses；Stator core is welded into jail at the first welding groove 5 of stator core using suitable laser-beam welding machine
Gu.Second welding groove 16 of the present embodiment is spareslots, can choose whether to weld according to demand, if necessary to weld, then
Similarly the laser welding mode of the first welding groove 5 carries out welding to every second welding groove 16 to make entirety in a circumferential direction
It is fixed.
Divided stator valve punching 1 in the present embodiment uses silicon steel sheet.
The splicing of the split-type stator core construction of the present embodiment are as follows:
(1) silicon steel sheet is processed by high velocity ram machine and Lamination mould, obtains divided stator valve punching 1；
(2) multiple divided stator valve punchings 1 are taken, multiple divided stator valve punchings 1 are placed on positioning tool and fold height, use press
Or compression tooling compresses multiple divided stator valve punchings 1, is mutually riveted between adjacent divided stator valve punching 1 by self-clinching point 4,
Form stator core splitted structure；
(3) more than one piece stator core splitted structure is passed through into the mutual embedding of technique groove 8 and false boss 7 using positioning tool
It closes to be spliced to form a full circle stator core 13；
(4) according to stator requirement for height, multiple full circle stator cores 13 are placed on positioning tool and fold height, using press or
Compression tooling compresses multiple full circle stator cores 13, is mutually riveted between multiple full circle stator cores 13 by self-clinching point 4, shape
At split-type stator core construction；
(5) on the basis of the locating slot 6 of split-type stator core construction, by laser-beam welding machine along vertical in same
First welding groove 5 in direction successively welds first the first welding groove 5 from bottom to top；
(6) split-type stator core construction 180 degree is rotated clockwise, welds from bottom to top according to the method for step (5)
Two the first welding grooves 5 in same vertical direction；
(7) clockwise will rotation split-type stator core construction rotate by a certain angle, according to step (5) method from it is lower to
Upper welding Article 3 first welding groove 5 adjacent with first the first welding groove 5；
(8) stator core 180 degree is rotated clockwise, Article 4 first is welded from bottom to top according to the method for step (5) and welds
Access slot 5；
(9) according to the method described above and sequence, every first welding groove 5 is welded one by one, welding is completed, and is terminated.
Silicon steel material can be used in the divided stator valve punching 1 of the present embodiment.Compared to rotor set, piece or monoblock type are fixed in a state of excitement
Sub- lamination structure, the present embodiment divide valve punching, i.e. divided stator valve punching 1, phase for what whole punching was changed to several same sizes
The corresponding size that can reduce Lamination mould makes Lamination mould cost, Lamination mould process-cycle, Lamination mould difficulty of processing
It substantially reduces, improves the utilization rate of material.1 scheme stamping press of divided stator valve punching declines to a great extent, and small tonnage high speed can be used
Punching machine batch production.The stator core splitted structure of the certain altitude of fourth of the twelve Earthly Branches formation, multiple stator iron are folded in multiple divided stator valve punchings 1
Stator core size, geometric tolerance and welding are controlled using Special positioning tool and laser welding mode after the splicing of core splitted structure
Intensity guarantees the magnitude of interference installation requirement of stator module.Laser welding is carried out on the first welding groove 5 of iron core surrounding, is reinforced
Whole structural strength.Second welding groove 16 is spareslots, can choose whether to weld according to demand.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh
Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within
The protection scope of the utility model.
Claims (7)
1. a kind of split-type stator core construction, which is characterized in that including full circle stator core, the full circle stator core includes
Multiple stator core splitted structures that can be mutually spliced into full circle, the stator core splitted structure include multiple divided stator valve punchings
Piece, the divided stator valve punching include arc yoke portion and several notch teeth, several described notch teeth are evenly distributed on yoke portion
Inner ring on, form notch between adjacent notch tooth, the one end in the yoke portion is equipped with technique groove, and the other end is equipped with and technique
The outer ring of the compatible false boss of groove, the yoke portion is equipped with locating slot and the first welding groove, the yoke portion and notch tooth
Surface be equipped with multiple self-clinching points, multiple divided stator valve punchings pass through the mutually folded fourth of the twelve Earthly Branches formation stator core minute valve knot of self-clinching point
Structure, multiple stator core splitted structures are embedded into technique groove by false boss to be spliced into full circle stator core, institute
The multiple divided stator valve punchings stated in full circle stator core are fixedly connected by the way of welding in the first welding groove.
2. split-type stator core construction according to claim 1, which is characterized in that the full circle stator core is more
A, multiple full circle stator cores form split-type stator core construction by the mutually folded fourth of the twelve Earthly Branches of self-clinching point.
3. split-type stator core construction according to claim 2, which is characterized in that one end of yoke portion outer circle is equipped with
The first half slots, the other end of yoke portion outer ring are equipped with the second half slots, and the first half slot and the second half slots can be convex by technique
To be spliced into the second welding groove, second welding groove is used for multiple stator cores point for the mutual splicing of platform and technique groove
Valve structure is connected by welding manner.
4. split-type stator core construction according to claim 3, which is characterized in that the yoke portion is equal along its length
It is even that multiple self-clinching points are distributed with, self-clinching point is intervally distributed on the notch tooth of the yoke portion connection.
5. split-type stator core construction according to claim 1, which is characterized in that the stator core splitted structure is
6,6 stator core splitted structures can be embedded into technique groove to be spliced into full circle stator core by false boss.
6. split-type stator core construction according to claim 1, which is characterized in that the divided stator valve punching uses silicon
Steel disc.
7. split-type stator core construction according to claim 1, which is characterized in that the technique groove be circular trough or
Square groove, the false boss are round boss or square boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920113869.5U CN209233579U (en) | 2019-01-23 | 2019-01-23 | A kind of split-type stator core construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920113869.5U CN209233579U (en) | 2019-01-23 | 2019-01-23 | A kind of split-type stator core construction |
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| CN209233579U true CN209233579U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920113869.5U Active CN209233579U (en) | 2019-01-23 | 2019-01-23 | A kind of split-type stator core construction |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110600257A (en) * | 2019-10-24 | 2019-12-20 | 苏州润吉驱动技术有限公司 | Iron core forming device |
| CN112260494A (en) * | 2020-12-21 | 2021-01-22 | 宁波震裕科技股份有限公司 | Manufacturing process of motor stator core |
| CN114243956A (en) * | 2021-12-16 | 2022-03-25 | 珠海格力电器股份有限公司 | Motor stator, motor and compressor |
-
2019
- 2019-01-23 CN CN201920113869.5U patent/CN209233579U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110600257A (en) * | 2019-10-24 | 2019-12-20 | 苏州润吉驱动技术有限公司 | Iron core forming device |
| CN110600257B (en) * | 2019-10-24 | 2024-02-20 | 康力电梯股份有限公司 | Iron core forming device |
| CN112260494A (en) * | 2020-12-21 | 2021-01-22 | 宁波震裕科技股份有限公司 | Manufacturing process of motor stator core |
| CN114243956A (en) * | 2021-12-16 | 2022-03-25 | 珠海格力电器股份有限公司 | Motor stator, motor and compressor |
| CN114243956B (en) * | 2021-12-16 | 2023-03-24 | 珠海格力电器股份有限公司 | Motor stator, motor and compressor |
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