CN207150371U - Shaping tooling for stator core - Google Patents
Shaping tooling for stator core Download PDFInfo
- Publication number
- CN207150371U CN207150371U CN201721210895.7U CN201721210895U CN207150371U CN 207150371 U CN207150371 U CN 207150371U CN 201721210895 U CN201721210895 U CN 201721210895U CN 207150371 U CN207150371 U CN 207150371U
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- shaping
- stator core
- positioning
- core
- axle
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Abstract
The utility model discloses a kind of shaping tooling for stator core.The shaping tooling for stator core includes：For the positioning core axle positioned to the stator core；Shaping set, the shaping set is suitable to be set on the positioning core axle and between the positioning core axle and the stator core, and the shaping set is removable relative to the positioning core axle and is configured to carry out shaping to the stator core when moving along the positioning core axle.According to the shaping tooling of the present utility model for stator core, stator core can be fixed while shaping is completed, and, it is possible to prevente effectively from the resilience after shaping and the damage to stator core, have the advantages that good positioning effect, simple to operate, production efficiency is higher, saves material.
Description
Technical field
Technical field of motor manufacture is the utility model is related to, in particular to a kind of shaping work for stator core
Dress.
Background technology
At present, in the production process of compressor electric motor, because the punching of stator core is misaligned, therefore, it is necessary to
Apparent size requirement could be met by entering the various machinings such as driving, milling to stator core.But stator core is by as above
Resilience occurs after described shaping, causes the inner diameter size bounce of stator core after shaping larger；Also, this shaping adds
Not only production efficiency is relatively low for work process, and the labor intensity of worker is larger, and the scrappage of punching is higher, and waste of material is more,
Positioning datum, the oxide layer of punching can be also destroyed simultaneously, cause the reduction of motor overall performance.
In addition, in correlation technique, stator is typically positioned when installing using false rotor to stator core, locating effect compared with
Difference, and punching that can not be to stator core carries out shaping, causes the stator after installation that stator occurs in subsequent assembly
The problems such as de-or gap between rotor.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model carries
Go out a kind of shaping tooling for stator core, the shaping tooling for stator core can be while shaping to stator
Iron core is positioned and fixed, and effectively prevent the resilience after shaping and the damage to stator core, has good positioning effect, behaviour
Make the advantages that simple, production efficiency is higher, saving material.
According to the shaping tooling for stator core of the utility model embodiment, including：For to the stator core
The positioning core axle positioned；Shaping set, the shaping set are suitable to be set on the positioning core axle and be located at the locating core
Between axle and the stator core, the shaping set is removable relative to the positioning core axle and is configured to along the locating core
Shaping is carried out to the stator core when axle moves.
, can be while shaping to stator iron according to the shaping tooling for stator core of the utility model embodiment
Core is positioned and fixed, and effectively prevent the resilience after shaping and the damage to stator core, has good positioning effect, operation
Simply, production efficiency is higher, saves the advantages that material.
In addition, technology additional as follows is also had according to the shaping tooling for stator core of the utility model embodiment
Feature：
According to some embodiments of the utility model, the shaping set has multiple plastic claws, and the shaping set is suitable to
It may move between the curling position that multiple outward deployed positions of the plastic claw and multiple plastic claws inwardly collapse
Ground is sheathed on the positioning section of the positioning core axle.
Further, multiple plastic claws are provided at circumferentially spaced along what the shaping covered, and multiple plastic claws are by structure
Cause from the curling position to the deployed position move when along the radially outward opening of the positioning core axle with to described fixed
Sub- iron core carry out shaping and from the deployed position to the curling position move when along the positioning core axle radially-inwardly receipts
Hold together.
Advantageously, axial gradual change of the overall diameter of the positioning section along the positioning core axle.
In some specific embodiments of the present utility model, multiple plastic claws are in the deployed position by by institute
State positioning section extruding and along the radially outward opening of the positioning core axle.
Advantageously, each plastic claw cover axially extending along the shaping, the lateral surface of the plastic claw for suitable for
The arcwall face being adapted with the inner peripheral surface shape of the stator core.
In some embodiments of the utility model, the axial length of the positioning section is more than the axial direction of the stator core
Length.
According to some embodiments of the utility model, the positioning core axle has positioning hole, the internal perisporium of the positioning hole
Provided with for the positioning step to being positioned in the axial direction of the positioning core axle to the positioning core axle.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Fig. 1 is the structural representation according to the shaping tooling for stator core of the utility model embodiment；
Fig. 2 is the swollen type schematic diagram according to the shaping tooling for stator core of the utility model embodiment；
Fig. 3 is the structural representation according to the positioning core axle of the shaping tooling for stator core of the utility model embodiment
Figure；
Fig. 4 is the structural representation covered according to the shaping of the shaping tooling for stator core of the utility model embodiment
Figure；
Fig. 5 is the structural representation being placed in advance according to the stator core of the utility model embodiment on bent axle；
Fig. 6 is the structural representation that bent axle is sheathed on according to the positioning core axle of the utility model embodiment；
Fig. 7 is the schematic diagram for carrying out shaping to stator core according to the shaping tooling of the utility model embodiment；
Fig. 8 is the structural representation that crankcase is fixed on according to the stator core of the utility model embodiment；
Fig. 9 is the structural representation after the completion of stator core shaping and fixation according to the utility model embodiment；
Figure 10 is the enlarged diagram in the A portions that Fig. 7 centre circles show.
Reference：
For the shaping tooling 10 of stator core,
Positioning core axle 100, positioning section 110, positioning hole 111, positioning step 112,
Shaping set 200, shaping groove 201, plastic claw 202, skewed slot 203,
Stator core 20, punching 21, fastener 22, crankcase 30, bent axle 31.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
The application is made based on discovery of the inventor to following facts and problem and understanding：
At present, in the production process of compressor electric motor, due to being connected between the punching of stator core without secure component, hold
It is misaligned to easily cause the punching of stator core, therefore, it is necessary to enters the various machining ability such as driving, milling to stator core
Meet apparent size requirement.
But on the one hand because the shaping and assembling of stator core are carried out separately, not in time to stator after shaping
The punching of iron core is fixed so that and resilience occurs in stator core after shaping, therefore, the interior diameter of stator core after shaping
Size bounce it is larger；On the other hand, not only production efficiency is relatively low for this shaping process, and the labor intensity of worker is larger,
And the scrappage of punching is higher, waste of material is more, while can also destroy positioning datum, the oxide layer of punching, causes motor
The reduction of overall performance.
In addition, stator is typically positioned when installing using false rotor to stator core, locating effect is poor, and can not be right
The punching of stator core carries out shaping, and the gap between stator and rotor occurs in the stator after installation in subsequent assembly
The problems such as bad.
Therefore, the utility model proposes a kind of good positioning effect, simple to operate, production efficiency is higher, saves the use of material
In the shaping tooling 10 of stator core, the shaping tooling 10 for being used for stator core can enter while shaping to stator core
Row is positioned and fixed, and effectively prevent the resilience after shaping and the damage to stator core.
Below with reference to the accompanying drawings the shaping tooling 10 for stator core according to the utility model embodiment is described.
As shown in Fig. 1-Figure 10, according to the shaping tooling 10 for stator core of the utility model embodiment, including：It is fixed
Position mandrel 100 and shaping set 200.
Specifically, positioning core axle 100 is used to position stator core 20.Shaping set 200 is suitable to be set in positioning
On mandrel 100, and shaping set 200 when being sheathed on positioning core axle 100 between positioning core axle 100 and stator core 20.Wherein,
Shaping set 200 may move along the vertical direction relative to positioning core axle 100, and shaping set 200 is configured to move along positioning core axle 100
Shaping is carried out to stator core 20 when dynamic.
Referring to Fig. 5-Fig. 9 descriptions according to the shaping tooling 10 for stator core of the utility model embodiment to fixed
Sub- iron core 20 carries out shaping and fixed process.
First, as shown in figure 5, the stator core 20 for treating shaping to be mounted on to the crankcase 30 for installing bent axle 31 in advance
On.
Then, as shown in fig. 6, using the central axis of bent axle 31 as installation positioning datum, positioning core axle 100 is sleeved on song
On axle 31, ensure that shaping tooling 10 is coaxially disposed with bent axle 31.
Then, as shown in fig. 7, shaping set 200 is enclosed between positioning core axle 100 and stator core 20, and shaping set is made
200 move down relative to positioning core axle 100, to carry out shaping to stator core 20, for example, when shaping set 200 moves down
The inner surface of stator core 20 is extruded, so that the marshalling of punching 21 of stator core 20, and cause in shaping tooling 10
Mandrel line overlaps with the central axis of stator core 20, i.e. so that shaping tooling 10 is in Shaft alignment state with stator core 20, really
The central axis of stator core 20 has been protected to keep overlapping with the central axis of bent axle 31.Figure 10 shows the punching of stator core 20
Effect after 21 shapings.
Next, as shown in figure 8, keep the shape that shaping tooling 10 and stator core 20 are in after shaping as shown in Figure 7
State, stator core 20 is fixed on crankcase 30 using the fasteners such as screw 22.
Finally, as shown in figure 9, taking out shaping tooling 10 from stator core 20 of the installation after fixed, so far, stator is completed
Positioning, shaping and the fixation of iron core 20.
Thus, can be to motor stator according to the shaping tooling 10 for stator core of the utility model embodiment
While the punching 21 of iron core 20 is corrected, complete the positioning to stator core 20 and installation is fixed, effectively avoid returning after shaping
Bullet and the damage to stator core 20, there is good positioning effect, simple to operate, production efficiency is higher, saves material, pole
The earth reduces in subsequent compression machine assembling process, between caused by the shaping of stator core 20 is unqualified between stator and rotor
The problem of gap is bad.
According to some embodiments of the utility model, as Figure 1-Figure 4, shaping set 200 has multiple plastic claws 202,
Shaping set 200 is suitable to the positioning section 110 that positioning core axle 100 is movably sheathed between deployed position and curling position, more
Individual plastic claw 202 is flared out in deployed position and inwardly collapsed in curling position.Thus, multiple plastic claws 202 are opening position
Swollen type when putting can be extruded the inner surface of stator core 20, so as to realize rectifying for the punching 21 to stator core 20
Just.
It should be noted that in description of the present utility model, the direction of the central axis away from bent axle 31 be it is outer, it is close
The direction of the central axis of bent axle 31 is interior.
For example, as shown in Figure 1, Figure 2 and Figure 4, multiple plastic claws 202 being provided at circumferentially spaced along shaping set 200, it is more
Individual plastic claw 202 be configured to from curling position to deployed position move when along the radially outward opening of positioning core axle 100 with right
Stator core 20 carry out shaping, from deployed position to curling position move when along positioning core axle 100 radially-inwardly gathering.Such as
This, punching 21 that can be to stator core 20 in the whole circumference of stator core 20 is corrected, and locating effect is more preferable, and is grasped
It is more convenient to make.
Wherein, multiple shaping grooves 201, circumference of multiple shaping grooves 201 along shaping set 200 can be provided with shaping set 200
It is spaced apart, each shaping groove 201 covers 200 along the axially extending of shaping set 200 and the respectively perisporium of insertion shaping set 200 and shaping
Lower end surface, plastic claw 202 by shaping set 200 the part between two neighboring shaping groove 201 formed.Alternatively,
As shown in figure 4, for the flexibility of swollen type, the upper end of shaping groove 201 can be configured to discount vibram outlet shape.
Preferably, plastic claw 202 is provided with skewed slot 203, axially extending, skewed slot 203 phase of the skewed slot 203 along shaping set 200
Axially inclined setting for shaping set 200, skewed slot 203 penetrate the perisporium of shaping set 200 and the open upper end of skewed slot 203, are
Further increase the elasticity of shaping set 200, so that swollen type is more flexible, the lower end of skewed slot 203 can be configured to discount vibram outlet shape.
Wherein, shaping groove 201 and skewed slot 203 are respectively four, and the width of shaping groove 201 and the width of skewed slot 203 can be
1.5mm。
Advantageously, as Figure 1-Figure 4, axial gradual change of the overall diameter of positioning section 110 along positioning core axle 100.It is for example, fixed
The overall diameter of position section 110 from top to bottom gradually increases, and when shaping set 200 moves down, multiple plastic claws 202 are by being positioned section
110 extruding and along the radially outward opening of positioning core axle 100.As shown in Fig. 2 in shaping tooling 10 shaping set 200 by
Under pressure P, the scalene cone being in contact along the positioning section 110 with positioning core axle 100 moves down L1, each plastic claw 202
The outside tension force applied by positioning core axle 100, and along the radially outward swollen type L2 of shaping set 200, thus and thus extrude
Stator core 20, complete the shaping to stator core 20.
In some embodiments of the utility model, as Figure 1-Figure 4, it is cutting for θ that positioning section 110, which is configured to cone angle,
Cone, for example, θ=10 °, so as to be easy to swollen type, be easy to the shaping operation to stator core 20.
Wherein, each plastic claw 202 is along the axially extending of shaping set 200, and the lateral surface of plastic claw 202 is is suitable to and stator
The arcwall face that inner peripheral surface shape after the shaping of iron core 20 is adapted, a diameter of D1 on the face of cylinder, stator core where the arcwall face
Interior diameter after 20 shapings is that D2, D1 and D2 meet following relation：D1-D2=0.04mm, so as to realize plastic claw 202 to stator
The extruding of iron core 20.For example, shaping set 200 moves down 0-1.15mm, correspondingly, each plastic claw 202 covers 200 along shaping
Radially outward can be with swollen type 0-0.1mm.
In some examples of the present utility model, the length vertically of positioning section 110 and plastic claw 202 are along vertical side
To equal length and be h1, the length of stator core 20 vertically is that h2, h1 and h2 meet following relation：H1 ＞
1.5h2.So, it is ensured that whole punchings 21 to stator core 20 carry out shaping.
According to some embodiments of the utility model, as shown in Figure 1-Figure 3, positioning core axle 100 has positioning hole 111, fixed
The internal perisporium in position hole 111 is provided with positioning step 112, for determining in the axial direction of positioning core axle 100 positioning core axle 100
Position.
In order to preferably to positioning core axle 100 carry out horizontal direction on positioning, a part for positioning hole 111 it is a diameter of
D1, the overall diameter of the shaft part of the cooperation of bent axle 31 in the part of positioning hole 111 be d2, d1 and d2 satisfaction with ShiShimonoseki
System：0mm≤d1-d2≤0.02mm, to ensure the axiality of positioning core axle 100 and bent axle 31.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " length ", " width ",
The orientation of the instruction such as " on ", " under ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " axial direction ", " radial direction ", " circumference "
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.In description of the present utility model, unless otherwise indicated, " multiples' " contains
Justice is two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " specific embodiment ", " show
The description of example " or " some examples " etc. means specific features, structure, material or the feature for combining the embodiment or example description
It is contained at least one embodiment or example of the present utility model.In this manual, to the schematic representation of above-mentioned term
It is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with office
What combined in an appropriate manner in one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (8)
- A kind of 1. shaping tooling for stator core, it is characterised in that including：For the positioning core axle positioned to the stator core；Shaping set, the shaping set are suitable to be set on the positioning core axle and be located at the positioning core axle and the stator core Between, the shaping set it is removable relative to the positioning core axle and be configured to along the positioning core axle move when to described fixed Sub- iron core carries out shaping.
- 2. the shaping tooling according to claim 1 for stator core, it is characterised in that the shaping set has multiple Plastic claw, the shaping set are suitable to inwardly receive in multiple outward deployed positions of plastic claw and multiple plastic claws The positioning section of the positioning core axle is movably sheathed between the curling position held together.
- 3. the shaping tooling according to claim 2 for stator core, it is characterised in that multiple plastic claws are along institute Being provided at circumferentially spaced for shaping set is stated, multiple plastic claws are configured to be moved from the curling position to the deployed position When along the radially outward opening of the positioning core axle to carry out shaping and from the deployed position to described to the stator core Along the radially-inwardly gathering of the positioning core axle when curling position is moved.
- 4. the shaping tooling according to claim 3 for stator core, it is characterised in that the overall diameter of the positioning section Along the axial gradual change of the positioning core axle.
- 5. the shaping tooling according to claim 4 for stator core, it is characterised in that multiple plastic claws are in institute By being extruded by the positioning section and along the radially outward opening of the positioning core axle when stating deployed position.
- 6. the shaping tooling according to claim 3 for stator core, it is characterised in that each plastic claw is along institute The axially extending of shaping set is stated, the lateral surface of the plastic claw is what is be adapted suitable for the inner peripheral surface shape with the stator core Arcwall face.
- 7. the shaping tooling according to claim 2 for stator core, it is characterised in that the axial direction of the positioning section is long Axial length of the degree more than the stator core.
- 8. the shaping tooling according to claim 1 for stator core, it is characterised in that the positioning core axle has fixed Position hole, the internal perisporium of the positioning hole, which is provided with, to be used for being positioned in the axial direction of the positioning core axle to the positioning core axle Positioning step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721210895.7U CN207150371U (en) | 2017-09-20 | 2017-09-20 | Shaping tooling for stator core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721210895.7U CN207150371U (en) | 2017-09-20 | 2017-09-20 | Shaping tooling for stator core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207150371U true CN207150371U (en) | 2018-03-27 |
Family
ID=61668278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721210895.7U Active CN207150371U (en) | 2017-09-20 | 2017-09-20 | Shaping tooling for stator core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207150371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453564A (en) * | 2017-09-20 | 2017-12-08 | 安徽美芝制冷设备有限公司 | Shaping tooling and shaping methods for stator core |
-
2017
- 2017-09-20 CN CN201721210895.7U patent/CN207150371U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453564A (en) * | 2017-09-20 | 2017-12-08 | 安徽美芝制冷设备有限公司 | Shaping tooling and shaping methods for stator core |
| CN107453564B (en) * | 2017-09-20 | 2024-02-09 | 安徽美芝制冷设备有限公司 | Shaping tool and shaping method for stator core |
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