CN209299003U - A kind of split-type stator core installation fixed structure - Google Patents
A kind of split-type stator core installation fixed structure Download PDFInfo
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- CN209299003U CN209299003U CN201920151030.0U CN201920151030U CN209299003U CN 209299003 U CN209299003 U CN 209299003U CN 201920151030 U CN201920151030 U CN 201920151030U CN 209299003 U CN209299003 U CN 209299003U
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Abstract
The utility model discloses a kind of split-type stator cores to install fixed structure, including stator case and full circle stator core, full circle stator core includes multiple split-type stator cores, split-type stator core includes multiple divided stator valve punchings, divided stator valve punching includes yoke portion and several notch teeth for being distributed on the inner ring in yoke portion, yoke portion one end is equipped with technique groove, the other end is equipped with false boss, yoke portion outer ring is equipped with positioning groove, multiple divided stator valve punchings form split-type stator core by the mutual tinertoy of self-clinching point, multiple split-type stator cores are spliced into full circle stator core, the inner wall of stator case is equipped with positioning convex platform, stator case is set on full circle stator core and positioning convex platform is embedded into the positioning groove on full circle stator core.The utility model is not necessarily to welding fabrication, not high to the dimensional accuracy and rigidity requirement of split-type stator core, is convenient for process control, high production efficiency, and production equipment is simple, manufacturing cost is low.
Description
Technical field
The utility model relates to technical field of motors, and in particular to a kind of split-type stator core installation fixed structure.
Background technique
Selection can be gone not to stator punching and rotor punching according to motor performance and cost factor when carrying out design of electrical motor
The material of same specification causes rotor cannot be using set sheet mode manufacture in a state of excitement.It will be future using split-type stator punching
Servo motor and new energy motor a developing direction.Although common split-type stator punching improves material use
Rate reduces mould development expense, can be produced using small tonnage high velocity ram machine；But split-type stator punching increases iron core splicing
Combination, compression and welding sequence pass through the fixation that above-mentioned operation realizes split-type stator core；Especially iron core welding sequence,
To the more demanding of product and equipment, and the precision of stator core and rigidity are more difficult to control, and production efficiency is not high.
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- iron core installs fixed structure, this split-type stator core installs the divided stator valve punching of fixed structure by after desired height lamination
Recombinant compresses tinertoy, forms split-type stator core, and multiple split-type stator cores are spliced to form full circle stator core, full circle
Stator core is radially mainly coupled fixation by the positioning convex platform of positioning groove and stator case on itself circumference
Transmit torque, whole process is not necessarily to welding fabrication, dimensional accuracy and rigidity of such fixed structure to split-type stator core
It is of less demanding, it is convenient for process control, high production efficiency, and production equipment is simple, manufacturing cost is low.
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 installation fixed structure, including stator case and full circle stator core, the full circle are fixed
Sub- iron core is mutually spliced by multiple split-type stator cores, and the split-type stator core includes multiple divided stator valve punchings
Piece, the divided stator valve punching includes arc yoke portion and several notch teeth for being evenly distributed on the inner ring in yoke portion, adjacent
Notch is formed between notch tooth, the one end in the yoke portion is equipped with technique groove, and the other end is equipped with work compatible with technique groove
Skill boss, the outer ring in the yoke portion are equipped with positioning groove, and the surface of the yoke portion and notch tooth is equipped with multiple self-clinching points, multiple
The divided stator valve punching forms split-type stator core by the mutual tinertoy of self-clinching point, and multiple split-type stator cores pass through work
Skill boss is embedded into be spliced into full circle stator core in technique groove, and the inner hole wall of the stator case is equipped with and full circle
The compatible positioning convex platform of positioning groove on stator core, the stator case are set on the full circle stator core and determine
Positioning convex platform on sub- shell inner hole wall is embedded into the positioning groove on full circle stator core.
As the further improved technical solution of the utility model, the inner hole wall and full circle stator core of the stator case
Periphery small―gap suture cooperation or transition fit.
As the further improved technical solution of the utility model, the stator case hot jacket is in the full circle stator core
The upper transition fit both to realize.
As the further improved technical solution of the utility model, the part periphery of the full circle stator core passes through glue
Stick be fixedly connected with the inner hole wall of the stator case and the rest part periphery of full circle stator core and stator case it is interior
The cooperation of hole wall small―gap suture.
As the further improved technical solution of the utility model, the split-type stator core totally 6,6 split-types
Stator core is embedded into technique groove by false boss to be spliced into full circle stator core, the inner hole of the stator case
Positioning convex platform on wall totally 6, the positioning convex platform on the inner hole wall of 6 stator cases are respectively embedded in full circle stator core
6 positioning grooves in.
As the further improved technical solution of the utility model, the full circle stator core has one or more, multiple whole
Circle stator core is mutually riveted by self-clinching point, and the stator case is set in one or more full circle stators after mutually riveting
Positioning convex platform outside iron core and on stator case inner hole wall is embedded into the positioning groove on one or more full circle stator cores
It is interior.
As the further improved technical solution of the utility model, the outer wall of the stator case is circle or rectangular, interior
Wall is rounded cylindrical.
As the further improved technical solution of the utility model, the divided stator valve punching uses silicon steel material.
The utility model has the following beneficial effects:
(1) the divided stator valve punching of the utility model is by recombinant pressure after height lamination required by split-type stator core
Tight tinertoy, multiple split-type stator cores are spliced to form full circle stator core, full circle stator core and stator case gap or mistake
It crosses and is coupled fixation, entire fixation procedure is not necessarily to welding fabrication；Full circle stator core is radially mainly by itself circumference
Positioning groove and stator case positioning convex platform be coupled it is fixed transmit torque, this fixed structure is fixed to split-type
The dimensional accuracy and rigidity requirement of sub- iron core be not high, is convenient for process control, high production efficiency, and production equipment is simple, manufacture at
This is low.
(2) structure of the divided stator valve punching of the utility model is compared with unitary stator lamination structure, required punching press
Power declines to a great extent, and small tonnage high velocity ram machine batch production can be used.
Detailed description of the invention
Fig. 1 is that the split-type stator core of the utility model installs fixed structure chart.
Fig. 2 is the sectional view of the split-type stator core of the utility model.
Fig. 3 is the sectional view of the full circle stator core of the utility model.
Fig. 4 is the main view of the stator case of the utility model.
Fig. 5 is the side cross-sectional, view of the stator case of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 to Fig. 5:
Referring to Fig. 1, a kind of split-type stator core installation fixed structure, including stator case 2 and full circle stator core 1,
The structure of the full circle stator core 1 by multiple split-type stator cores 3 as shown in figure 3, be mutually spliced, referring to fig. 2, institute
Stating split-type stator core 3 includes multiple divided stator valve punchings, and the divided stator valve punching includes arc yoke portion 4 and is uniformly distributed
Several notch teeth 5 on the inner ring in yoke portion 4, form notch 10 between two adjacent notch teeth 5, and the one of the yoke portion 4
End is equipped with technique groove 7, and the other end is equipped with false boss 6 compatible with technique groove 7, and the outer ring in the yoke portion 4 is equipped with
The surface of positioning groove 9, the yoke portion 4 and notch tooth 5 is equipped with multiple self-clinching points 8, and multiple divided stator valve punchings pass through certainly
The mutual tinertoys of button point 8 form a split-type stator cores 3, and it is recessed that multiple split-type stator cores 3 by false boss 6 are embedded into technique
To be spliced into full circle stator core 1 in slot 7, as shown in Figure 3.Referring to fig. 4, the inner hole wall of the stator case 2 be equipped with
The compatible positioning convex platform 13 of positioning groove 9 on full circle stator core 1, the stator case 2 are set in the full circle stator
Positioning convex platform 13 on iron core 1 and on 2 inner hole wall of stator case is embedded into the positioning groove 9 on full circle stator core 1.Due to
Full circle stator core 1 has certain height, then the positioning groove 9 on full circle stator core 1 also has certain height, stator
Positioning convex platform 13 on 2 inner hole wall of shell also has certain height.
In the present embodiment, the cooperation of periphery small―gap suture or mistake of the inner hole wall and full circle stator core 1 of the stator case 2
Cross cooperation.
In the present embodiment, 2 hot jacket of stator case realizes that the transition of the two is matched on the full circle stator core 1
It closes.
In the present embodiment, the part periphery of the full circle stator core 1 passes through the inner hole of glue stick and the stator case 2
Wall is fixedly connected and the inner hole wall small―gap suture of the rest part periphery of full circle stator core 1 and stator case 2 cooperates.
In the present embodiment, the split-type stator core 3 totally 6,6 split-type stator cores 3 are embedding by false boss 6
Enter into technique groove 7 to being spliced into full circle stator core 1, the positioning convex platform 13 on the inner hole wall of the stator case 2 totally 6
A, the positioning convex platform 13 on the inner hole wall of 6 stator cases 2 is respectively embedded in 6 positioning grooves of full circle stator core 1
In 9.
The single full circle stator core 1 of the present embodiment, sectional view is as shown in figure 3, be by 6 or multiple split-type stators
Iron core 3 is positioned by tooling or automation equipment and is tentatively spliced into a full circle stator core 1.
The full circle stator core 1 of the present embodiment has one or more, according to required stator height, determines full circle stator core 1
Quantity, if full circle stator core 1 be it is multiple, multiple full circle stator cores 1 by self-clinching point 8 mutually rivet.Stator case 2
Positioning convex platform 13 outside full circle stator core 1 after being set in multiple mutual rivetings and on 2 inner hole wall of stator case is embedded into
In positioning groove 9 on multiple full circle stator cores 1.If required stator height difference, the i.e. quantity of full circle stator core 1 are not
Together, then corresponding stator case 2 is also sized to change.
Referring to fig. 4 and Fig. 5, the stator case 2, general outer wall are circle or rectangular, and inner wall is rounded cylindrical.Inner wall has
One or more positioning convex platforms 13 are used to cooperate with one or more full circle stator cores 1 and assemble.
The divided stator valve punching uses silicon steel material.
Multiple 5 ends of notch tooth of divided stator valve punching in Fig. 2 form arc pole shoe 12.The size of pole shoe 12 is mainly by magnetic
Pole width and 10 size of notch determine.The size dimension of notch 10 essentially dictates the complexity of stator built-in line process, can root
According to actual needs can appropriate adjustment notch 10 size.Technique tooth mouth 11 is generally using the center line of notch 10 as line of demarcation in Fig. 1,
Notch 10 is divided to for symmetrical two technique teeth mouth 11.Technique groove 7 is generally configured to circular trough or square groove.False boss 6
It is generally configured to round boss or square boss, and 7 matching design of technique groove, manufacture and is assembled.
First design 1/6th or the divided stator valve punching of different equal portions, divided stator valve punching are logical according to demand for the present embodiment
High velocity ram machine and mold production are crossed, to guarantee inside and outside the split-type stator core 3 as made of multiple divided stator valve punching tinertoys
Circular arc and height dimension and Geometrical Tolerance Principle.Six or more than one piece split-type stator core 3 are set by tooling or automation
It is standby to position and be tentatively spliced into a full circle stator core 1；Full circle stator will be spliced into as one or more as needed
Iron core 1 is stacked high to the stator height of needs after positioning and compresses.By 2 sets of stator case on full circle stator core 1, full circle stator
Iron core 1 and 2 gap of stator case or transition fit, full circle stator core 1 are radially mainly recessed by the positioning on itself circumference
Being coupled for the positioning convex platform 13 of slot 9 and stator case 2 is fixed to transmit torque.
The fixation process of the split-type stator core installation fixed structure of the present embodiment, comprising:
(1) silicon steel sheet is processed by high velocity ram machine and Lamination mould, obtains divided stator valve punching；The punching of divided stator valve
Piece is designed to auto-buckled type；
(2) multiple divided stator valve punchings are taken, multiple divided stator valve punchings are aligned folded height, compress multiple stators using press
Divide valve punching to make between adjacent divided stator valve punching through the mutually riveting of self-clinching point 8, formation split-type stator core 3；
The self-clinching point 8 of the present embodiment is the structure of the raised another side recess of one side；The height of split-type stator core 3 is rushed by divided stator valve
The quantity of piece determines, is realized by automatic high-speed molding equipment and mold；
(3) it is embedded by the split-type stator core 3 that positioning tool is by six or multiple folded fourths of the twelve Earthly Branches are good by false boss 6
To one full circle stator core 1 of pre-splicing formation in technique groove 7, the sectional view of full circle stator core 1 is as shown in Figure 3；
(4) if required full circle stator core 1 has multiple, multiple full circle stator cores 1 is aligned folded height, use pressure
It is mutual by self-clinching point 8 between adjacent full circle stator core 1 to make that machine or compression tooling compress multiple full circle stator cores 1
Riveting, control press motion stroke avoid pressing force excessive or too small；If required full circle stator core 1 only has 1, directly
It connects and executes step (5)；
(5) stator case 2 is processed to size needed for finished product by drawing；
(6) cooperation of one or more 1 small―gap sutures of full circle stator core or transition fit are fixed on stator case 2
Inside, and the positioning convex platform 13 of 2 inner hole wall of stator case is embedded into the positioning groove 9 on 1 periphery of full circle stator core, diameter
It is mainly fixed upwards by the installation of one or more positioning convex platforms 13 on shell to transmit torque；
(7) mounted stator case 2 and full circle stator core 1 embedded the wire, are bound, shaping and connect power supply line until
It is made into stator module.
The full circle stator core 1 that the present embodiment is related to is by 6 or multiple split-type stator cores 3 form, by divided stator valve
Recombinant compresses after height lamination required by split-type stator core 3 is pressed in punching, between full circle stator core 1 and stator case 2
Gap or transition fit installation are fixed, and welding fabrication, the positioning groove 9 of full circle stator core 1 radially and stator case 2 are not needed
The upward installation of one or more positioning convex platforms 13 of inside circumference is fixed to transmit torque.This fixed form is to split-type stator
The dimensional accuracy and rigidity requirement of iron core 3 be not high, is convenient for process control, high production efficiency, and production equipment is simple, manufacturing cost
It is low.
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 (8)
1. a kind of split-type stator core installs fixed structure, including stator case and full circle stator core, which is characterized in that institute
It states full circle stator core to be mutually spliced by multiple split-type stator cores, the split-type stator core includes multiple stators
Point valve punching, the divided stator valve punching include arc yoke portion and several notch teeth for being 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, and the other end is equipped with and mutually fits with technique groove
The false boss matched, the outer ring in the yoke portion are equipped with positioning groove, and the surface of the yoke portion and notch tooth is equipped with multiple self-clinchings
Point, multiple divided stator valve punchings form split-type stator core, multiple split-type stator iron by the mutual tinertoy of self-clinching point
Core is embedded into technique groove by false boss to be spliced into full circle stator core, is set on the inner hole wall of the stator case
There is positioning convex platform compatible with the positioning groove on full circle stator core, the stator case is set in the full circle stator iron
Positioning convex platform on core and on stator case inner hole wall is embedded into the positioning groove on full circle stator core.
2. split-type stator core according to claim 1 installs fixed structure, which is characterized in that the stator case
The cooperation of the periphery small―gap suture of inner hole wall and full circle stator core or transition fit.
3. split-type stator core according to claim 2 installs fixed structure, which is characterized in that the stator case body heat
Cover the transition fit on the full circle stator core both to realize.
4. split-type stator core according to claim 2 installs fixed structure, which is characterized in that the full circle stator iron
The part periphery of core is fixedly connected by glue stick with the inner hole wall of the stator case and the rest part of full circle stator core
The cooperation of the inner hole wall small―gap suture of periphery and stator case.
5. split-type stator core according to claim 3 or 4 installs fixed structure, which is characterized in that the split-type
Stator core totally 6,6 split-type stator cores are embedded into technique groove by false boss to be spliced into full circle stator
Iron core, positioning convex platform totally 6 on the inner hole wall of the stator case, the convex on the inner hole wall of 6 stator cases
Platform is respectively embedded in 6 positioning grooves of full circle stator core.
6. split-type stator core according to claim 5 installs fixed structure, which is characterized in that the full circle stator iron
Core has one or more, and multiple full circle stator cores are mutually riveted by self-clinching point, and the stator case is set in one or more
It is fixed that positioning convex platform outside full circle stator core mutually after riveting and on stator case inner hole wall is embedded into one or more full circle
In positioning groove on sub- iron core.
7. split-type stator core according to claim 1 installs fixed structure, which is characterized in that the stator case
Outer wall is circle or rectangular, and inner wall is rounded cylindrical.
8. split-type stator core according to claim 1 installs fixed structure, which is characterized in that the divided stator valve punching
Piece uses silicon steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920151030.0U CN209299003U (en) | 2019-01-23 | 2019-01-23 | A kind of split-type stator core installation fixed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920151030.0U CN209299003U (en) | 2019-01-23 | 2019-01-23 | A kind of split-type stator core installation fixed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209299003U true CN209299003U (en) | 2019-08-23 |
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ID=67642567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920151030.0U Active CN209299003U (en) | 2019-01-23 | 2019-01-23 | A kind of split-type stator core installation fixed structure |
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|---|---|
| CN (1) | CN209299003U (en) |
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- 2019-01-23 CN CN201920151030.0U patent/CN209299003U/en active Active
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