CN106560985A - Closing System Between Cover And Stator In Motor And Closing Method Used For Rotating Cover And Stator In Motor - Google Patents
Closing System Between Cover And Stator In Motor And Closing Method Used For Rotating Cover And Stator In Motor Download PDFInfo
- Publication number
- CN106560985A CN106560985A CN201610366242.1A CN201610366242A CN106560985A CN 106560985 A CN106560985 A CN 106560985A CN 201610366242 A CN201610366242 A CN 201610366242A CN 106560985 A CN106560985 A CN 106560985A
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- China
- Prior art keywords
- stator
- lid
- contact portion
- hole
- location hole
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The present invention relates to a concentric closing system between a cover and a stator in a motor. The cover 2, 20 comprises at least one contact part 2a, 20a, the end part of the contact part comprises at least one deformable material area 6, 60, and the stator 1, 10 comprises at least one positioning hole 1a, 10a. The positioning hole comprises a surface surrounding the positioning hole, wherein when being closed, the contact part presses against the surface of the stator surrounding the positioning hole. The deformable material area is configured to deform partially under the pressure, thereby generating a deformation material and an overflow material. The deformation material is attached to the inner wall of the positioning hole by interference, the overflow material is received in a recess area 5, 50 of one of the contact part of the cover and the stator surface. The present invention also discloses a closing method between the cover and the stator in the motor.
Description
Technical field
The present invention relates to a kind of system for closing the lid of motor, and more particularly, it is related to one kind
The closing system between lid and stator in motor.Present invention additionally comprises for the lid and stator of motor
Method for closing.
Background technology
Electric rotating machine is known to the art, and includes substantially stationary parts (stator) and rotation
Rotation member (rotor).In the way of a kind of simplification, stator includes multiple stackings and pressurizes to form block
Or the plate (referred to as stator core) of bag.These plates are commonly referred to stator vane.
In some motor constructions, the lid of motor is connected to stator block.This detailing requiments is examined
Concentricity between lid and stator, to realize assembling in appropriate tolerance threshold.
The difficulty that requirement with the concentricity is associated is become apparent from when lid is manufactured using injection moulding.
Due to being extremely difficult to dimensional accuracy according to such manufacturing process, therefore lid must carry out machinery after injection
Processing.Machining guarantees that size is being adapted for carrying out in the margin of tolerance of required concentricity.
Further, it is necessary to pass through connection work is performed the step of equipment realizes concentricity with low tolerance according to permission
Skill.
This installation that motor is increased to the high machining of size particularity and the requirement of mounting process
Time and ultimate cost.
Solution for connecting the stator of electric rotating machine and lid more known in the art.
EP 0412954 discloses a kind of lid for motor, and it is outer that the lid includes being adapted to stator
Ring and it is connected to the internal ring of outer shroud.Described lid is formed with protuberance and on the surface of its internal ring at which
Protuberance is formed with the surface of outer shroud.The internal ring is connected by core (soul) with outer shroud, and
And the core is provided with boss.Protuberance and boss eliminate the machinery on metal cutting direction
The demand of processing lid.However, the solution disclosed in file EP 0412954 requires calibration to guarantee
The concentricity of component.
File FR 2,421,495 discloses a kind of motor with stator and end cap.The end cap is solid
On the end of stator core.To realize being aligned between capping and stator, the end face of stator core
It is formed with the contact surface on surface of the depression to provide and cover.The lid is including the edge that centers, described
Edge center for carrying out coaxial alignment with the centre bore of stator.
Therefore, the solution of file FR 2421495 is required by squeezing to form stator, to guarantee ferrum
The collimation and repeatability of core height.This operation bidirectional is performed before assembling process.
File GB 1,152,272 illustrates motor, wherein there is connector between stator and bearing bracket stand.
In this solution, the concentricity of component is unrelated, and bearing bracket stand includes two axial projections, institute
State axial projection to coordinate with the anchor hole in the stacking plate for forming stator.Bearing bracket stand is being inserted into anchoring
When in hole by the expansion of protuberance fix in position.Therefore, this connection solution depends on use
Guiding piece or localizer, keep support during which adapts to stator hole and after its deformation.The solution party
Whether case is not related to the concentric realization being adapted to.
File CN202160037 discloses a kind of assembling for hood with iron stator iron core and ties
Structure, wherein the stator has multiple location holes, and the lower surface of end cap has multiple location shoulders,
The location shoulder is inserted in multiple holes to provide coaxial alignment.
Therefore, from solution known to this file, concentricity depends on the several of the shoulder of lid
What is arranged, therefore the shoulder for covering needs the accurate form with low dimensional tolerance and size.
Goal of the invention
It is an object of the present invention to provide the closed-system between lid and stator in a kind of motor,
The closed-system eliminates the needs to the manufacturing process of components with high dimensional accuracy.
Further object is that providing the closure between the lid and stator in a kind of electric rotating machine
System, the closed-system allow the lid for being connected by injection moulding manufacture, and without the need for machining or with height
Dimensional accuracy manufactures this lid.
Further object is that providing the closed system between the lid and stator in a kind of motor
System, the system high efficiency safety, but manufacture low with assembly cost.
Further object is that providing the closing work of a kind of lid in motor and stator
Skill, to guarantee the concentricity between lid and stator.
Further object is that providing a kind of motor assembly method, its permission is with simple and low
Honest and clean method realizes the concentricity between lid and stator.
The content of the invention
The present invention realizes above-mentioned mesh by means of the closed-system between the lid and stator in a kind of electric rotating machine
's.
The lid includes that at least one contact portion and a ball bearing receive structure.Contact portion
End includes at least one deformable material region.
The stator includes at least one location hole with inwall and the surface around location hole.Institute
State stator and further include rotor receiving hole.
The closed-system of the present invention is allowed when machine is installed by means of the forcing press with fixture, is realized
Concentricity between ball bearing receiving area and rotor receiving hole.
Deformable material region is configured to when contact portion is compressed around the surface of location hole at least portion
Divide ground deformation.Therefore, the deformation in deformable material region is produced by interference and adheres to the interior of location hole
The deformable material and overflow material of wall.
Lid contact portion is used to receive the recessed of overflow material including at least one with stator surface
Sunken region.
In an embodiment of the present invention, the end of lid contact portion includes being configured to receive in stator
Guiding boss in location hole；Sunk area is the depression ring in around the outside of guiding boss
Shape region；And deformable material region includes multiple ribs projected from sunk area.
Preferably, guiding boss is cylindrical projection, and there is contact portion extremely guiding to project
Through hole inside portion.
In another embodiment of the present invention, deformable material region is the end for being arranged in contact portion
The annular shoulder at place；And sunk area is formed by multiple depressed parts being arranged in stator surface, depression
Portion is adjacent with stator location hole.
Preferably, contact portion is with the through hole inside the annular shoulder.
It is highly preferred that contact portion is with the guiding boss inside the annular shoulder, and it is configured
To receive in stator location hole.
To guarantee deformable material deformation under stress, in a preferred embodiment of the invention, stator
By steel making, lid is manufactured from aluminium.
Present invention also contemplates that for the lid in electric rotating machine and the method for closing of stator, comprising the following steps：
Offer includes that at least one contact portion and ball bearing receive the lid of structure, the end of contact portion
Portion includes recessed annular region and multiple deformable material ribs extended from sunk area；
The stator with rotor receiving hole is provided, the stator further includes that at least one has inwall
Location hole and the surface around the location hole；
Lid is aligned with stator so that bearing is received structure and is aligned with rotor receiving hole and concentric；
Covering applying pressure so that contact portion and the contact pressure between the surface of location hole
Multiple ribs are made to deform at least in part；
The deformation of multiple ribs produces inwall and deformable material, Yi Jiyi that location hole is adhered to by interference
Stream material；And
Overflow material is made to flow in sunk area.
Preferably, contact portion is included in recessed annular intra-zone and co-axial guiding boss
And inside guiding boss and co-axial through hole, guiding boss is being installed on stator with lid
Between when be inserted in location hole, and cover apply pressure when be pushed in hole.In the present embodiment,
The method is further comprising the steps：Through hole and location hole is passed through to rivet by rivet, rivet is from interior
Portion passes through the guiding boss.
Present invention also contemplates that for the lid in electric rotating machine and the method for closing of stator, comprising the following steps：
Offer includes at least one contact portion and ball bearing receives the lid of structure, the end bag of contact portion
Include deformable material annular shoulder；
The stator with rotor receiving hole is provided, stator includes at least one location hole, and location hole has
The expansion upper end on surface is limited, the surface limits multiple depressed parts to form sunk area and multiple teeth；
Lid is aligned with stator, so that ball bearing reception structure is concentric with rotor receiving hole and is aligned；
Covering applying pressure so that the contact pressure between contact portion and surface makes deformable material
Annular shoulder deforms at least in part；
The deformation of deformable material annular shoulder produces the deformation of the inwall that multiple teeth are adhered to by interference
Material and overflow material；
Wherein, overflow material is flowed in the multiple depressed parts in surface.
Preferably, contact portion is included in guiding inside deformable material annular shoulder and co-axial
Protuberance and inside guiding boss and co-axial through hole, guiding boss be installed on it is fixed
When between son and lid in insertion location hole, and it is pushed in hole when covering and applying pressure.In this enforcement
In example, the method is further comprising the steps：Through hole and location hole is passed through to rivet with rivet, rivet
Guiding boss is passed through from internal.
Description of the drawings
The present invention is described with reference to the accompanying drawings in further detail below, wherein：
Fig. 1 is the perspective view of the closed-system according to the first embodiment of the present invention；
Fig. 2 is the upward view of the lid of the closing system according to the first embodiment of the present invention；
Fig. 3 is regarding in detail for the lid closing element of the closing system according to the first embodiment of the present invention
Figure；
Fig. 4 is the perspective view of the closed-system according to the first embodiment of the present invention, which show fixation
The lid and stator of configuration, and with cross section shows stator；
Fig. 5 is the perspective view of the closing system according to the second embodiment of the present invention；
Fig. 6 is the perspective view of the stator of the closed-system according to the second embodiment of the present invention；
Fig. 7 is regarding in detail for the stator closing element of the closed-system according to the second embodiment of the present invention
Figure；
Fig. 8 is the upward view of the lid of the closing system according to the second embodiment of the present invention；
Fig. 9 is regarding in detail for the lid closing element of the closed-system according to the second embodiment of the present invention
Figure；
Figure 10 is the perspective view of the closed-system according to the second embodiment of the present invention, which show fixation
The lid and stator of configuration, and with cross section shows stator；And
Figure 11 is the perspective view of the closed-system according to the third embodiment of the present invention, which show fixation
The lid and stator of configuration, and with cross section shows stator.
Specific embodiment
Three examples based on the preferred embodiment shown in Fig. 1 to Figure 11 are hereinafter entered by the present invention
Row description.
Fig. 1 to Fig. 4 shows the first embodiment of the closed-system between the lid and stator of electric rotating machine.
Fig. 1 shows the stator core 1 being mainly made up of multiple stator vanes.The detailed structure of such stator
Make known to those skilled in the art, here is not discussed.
Stator is preferably obtained by steel, but can use other materials.Stator with location hole 1a at least
One region, and around at least one surface of the location hole.It is fixed relative to lid positioning to assist
The location hole 1a of son has inwall.
As it is known by the man skilled in the art, stator also has the centre bore for accommodating rotor.
End cap 2,3 is fixed to every one end of stator core.The construction of end cap has been with regard to engaging motor shaft
With known to the technical field personnel of bearing arrangement so that the lid for being described in detail is characterized as this paper institutes
The relevant lid feature of understanding of the inventive solution stated.
Each end cap has at least one contact portion 2a, 3a, and contact portion 2a, 3a is formed to connect
Tactile stator core 1 is fixing between the parts.
As it is known by the man skilled in the art, end cap has division center 2b, 3b for catering to rolling bearing.
To carry out the correct assembling of motor, it is necessary to ensure that the rolling bearing of lid and the rotor accommodated in stator
Concentricity between region.
In the first embodiment of the present invention, with the contact portion of stator core it is pillar 2a, 3a,
The end of post 2a, 3a is contacted with stator core.However, it should be noted that contact portion can be continuous wall
Or the wall section for even separating.
In the illustrated embodiment, each end cap has four contact pillars.However, the number of pillar
Design depending on contact portion can be more or less.Certainly, the number of stator location hole has been likely to
Changed so that each contact pillar both corresponds to the location hole of stator.
As shown in Fig. 2 illustrating one of end cap 2 with upward view, four contact pillar 2a separate cloth
Put so that in mounting assembly, each pillar is close to each stator core turning.In this case,
Stator core has corresponding location hole in each turning.
Lid 2 is preferably formed to integral type by injection molding process.Preferred material is aluminum, but also may be used
Using other materials.Preferably, cover material is the material more more soft than the material for manufacturing stator.
Fig. 3 amplifies and the end of one of contact portion 2a of detailed show cover.
As illustrated, the end of contact portion includes guiding boss 4, its preferred form is cylinder
Wall.However, it should be noted that as protuberance is with the pre-determined bit of part as main target, therefore protuberance
Can have another shape, for example, cube, cone or frusto-conical.It will thus be appreciated that
Contact portion with guiding boss 4 is the preferred feature of the present invention, although which is optional.Thing
In reality, contact portion 2a can not have any kind of guiding boss.
In the periphery of protuberance 4, sunk area 5 is set, multiple ribs 6 are provided with.The number of rib and
Interval between thickness and rib is depending on the power needed for construction.
6 forming part deformable material of multiple ribs.It is as described below, the material of the part deformable material
(in the case of this, it is that 6) rib deforms so that a part of 6a (deformable material) of material will be pushed against
The inwall of location hole 1a, adheres to wall, and another portion of material by interference (interference)
Divide 6b (overflow material) flow in sunk area 5.
Deformable material is deformed by contact portion 2a and between the surface of location hole 1a
Pressing force on contact and realize.
In a preferred embodiment of the invention, deformable material is aluminum.
In the embodiment shown in fig. 3, sunk area is the annular region of the wall around protuberance 4.
However, the region there can be different shape, or even formed by multiple sunk areas.
As will be explained, in rib, the deformation of material allows in closing process, realize lid relative to fixed
Sub is properly positioned, so as to the proper alignment for finally guaranteeing to assemble.In fact, deformable material is eliminated really
Protect close-fitting needs between the parts, the part of close fit requirement low dimensional tolerance and only
Workpiece can be realized.
Method for closing between lid and stator is implemented by forcing press.It should be appreciated that the present invention's closes
Conjunction method is related to the assembling between (multiple) lids and stator or closure.Therefore, method for closing includes lid
Installation or assembling between stator.As will be described below, in some embodiments of the invention,
The method includes the another fixing step performed by fixed add ons, such as by riveting.
In the method for closing of the present invention, stator and (multiple) lids are arranged in pressure machine frame.Such as
It is known by a person skilled in the art that when using two lids, lid is arranged on every one end of stator.Therefore,
Positioning contact portion 2a so that the location hole 1a around stator of end in contact stator is contacted in the down periods
Surface.
Equipped with fixture forcing press cover apply pressure (use two lids when, be applied to two
The pressure for covering can be simultaneously or it is single).Fixture determines desired position (proper alignment).
During this operation, in the location hole 1a of the guiding boss insertion stator of lid 4.It should be noted that guiding is prominent
Go out.
Covering applying power so that contact portion 2a and the presence pressure between the surface of location hole 1a
Power.
The power applied by lid can be applied directly to the power for covering by being equipped with the forcing press of fixture, or
Person is that the forcing press on stator applies and be transferred to the power that covers.
Contact portion 2a causes in the material of rib 6 to the pressure applied around the surface of location hole 1a
Deformation.This be deformed in it is high-visible in Fig. 4, its middle cover and stator with shown in fixed configurations part, and
And stator is illustrated using cross section, to allow the visualization of contact portion.
As illustrated, the material deformation of rib 6, bears shearing so that the part 6a of this material is pushed against
The inwall of location hole 1a.Therefore, material adheres to the inwall of hole 1a by interference.
The remainder 6b of the material of rib 6 is pushed to sunk area 5, i.e. remainder 6b is flowed into
In the part of sunk area 5.
As illustrated, when there is guiding boss 4, adhering to the deformable material 6a of the inwall of hole 1a
Between the inwall of the outer surface and hole 1a of protuberance 4.
It should be noted that the deformation of rib 6 is uneven.That is, the amount of deformable material will depending on rib with it is fixed
Relative position between the hole of position.Therefore, because deformable material 6a will occupy this gap, although exist compared with
Big size gap, but the deformation of material guarantees the correct fixation between part.That is, hole 1a with connect
Any axial deviation between contact portion point 2a can be compensated by the deformation of rib.
It is therefore preferred that the material of rib is when contact is to hard in the stator surface of location hole
Deformable and flowable material when material presses.In a preferred embodiment of the invention, rib and lid
More soft material be aluminum, and stator more hard material be steel.
The flowing of flexible material (aluminum) guarantees being properly positioned between maintaining member.
After above-mentioned shutoff operation, additional fixing meanss can be implemented, such as riveted or be spirally connected.For this purpose, connecing
The end of contact portion point further includes through hole inside guiding boss 4 and concentric so that riveting
Connect is carried out with the junction point of location hole 1a in this region.Through hole is illustrated with reference number 7 in FIG.
Fig. 5 to Figure 10 illustrates the second embodiment of the present invention.
Similar to first embodiment, stator 10 includes rotor receiving hole 10b and with location hole 10a
With the region around the surface of location hole 10a.
Such as most preferably illustrate in Fig. 6 and Fig. 7, the upper end of location hole 10a expands many to form restriction
The surface of individual depressed part 50 and multiple tooth 50a.Similar to the sunk area on the lid 2 of first embodiment
5, depressed part 50 is used as receiving the space of overflow material.
As shown in Figure 5 and Figure 8, the lid 20,30 of second embodiment with the lid 2 of first embodiment,
3 similar characteristics：Integral type is manufactured, and preferred material is aluminum, and contact portion 20a, 30a is preferred
It is shaped to pillar.
However, in the second embodiment of the present invention, Fig. 9 amplify and illustrate in detail contact portion 20a,
The end of 30a, which includes annular shoulder 60.Annular shoulder 60 can be configured to and deform under stress.
In a second embodiment, between lid and stator closing or assembling is also required to complete by forcing press.
Therefore, period of assembly position contact portion 20a, contact ends contact and positioned at by location hole 10a
Upper end expansion and the consistent position in the surface that formed.
The folder of the axiality between structure is received equipped with the bearing of the rotor receiving hole and lid that maintain stator
The forcing press of tool is covering applying pressure.When the material (steel) with the stator surface around location hole is pressed
During pressure, the power of applying causes the material (aluminum) of annular shoulder 60 to deform.
The power applied by lid can be applied directly to the power for covering by being equipped with the forcing press of fixture, or
Person is that the forcing press on stator applies and be transferred to the power that covers.
The pressure on the surface that contact portion 20a is formed to the expansion on the upper end by hole 10a causes ring
The deformation of the material of shape shoulder 60.During the deformation is best seen in Figure 10, wherein, lid and stator are with solid
Determine configuration section to illustrate, and stator is illustrated using cross section, to allow contact portion
Visualization.
As illustrated, the material of shoulder 60 is through detrusion so that the part quilt of this material 60a
The inwall inwall of tooth 50a (more particularly, be) of pushing and pressing location hole 10a.Therefore, the material
The inwall (inwall of tooth 50a) of hole 10a is adhered to by interference.
The remainder 60b of the material of rib 6 is pushed to sunk area 50, i.e. this remainder 60b
Flow in depressed part 50 (in Fig. 10, region 50 is illustrated filled with overflow material 60b).
Therefore, after shutoff operation, riveting process can be used.Therefore, the end of contact portion enters one
Step is included in the through hole inside annular shoulder 60 so that riveting is in this open area and location hole 10a
Junction point carry out.Through hole is illustrated with reference number 70 in the diagram.
Figure 11 illustrates the embodiment similar to Figure 10, simply there is guiding boss 40.Guiding is prominent
Go out portion 40 with the similar functions with the guiding boss 4 described in first embodiment.
As shown in figure 11, when there is guiding boss 40, adhere to inwall (the tooth 50a of hole 10a
Inside) deformable material 60a be located at protuberance 40 outer surface and hole 10a inwall (tooth 50a
Inner side) between.
It is noted that in alternative embodiments of the present invention, depressed part 50 can not be present so that annular shoulder
The deformable material in portion 60 is by the inwall of ostium 10a.
Therefore, present invention achieves a kind of closed-system, the closed-system is put by proposing a kind of offer
Put guarantee (flow to by cover material be arranged in lid or stator in female) solution and
Eliminate the needs to the component manufacturing method with high dimensional accuracy.This stationary positioned is by means of presence
In forcing press communication positioning fixture and guarantee the concentricity of motor period of assembly part.
After the example of three preferred embodiments of the closed-system to the present invention is described, should manage
Solution, the scope of the present invention include other of the inventive concept and may change, only by claims
Wording limit, comprising possible equivalent.
Claims (12)
1. the closed-system between a kind of lid and stator in electric rotating machine, it is characterised in that：
The lid (2,20) including at least one contact portion (2a, 20a), the contact portion
End include at least one deformable material region (6,60)；
The stator (1,10) including at least one location hole (1a, 10a) and around the positioning
The surface in hole (1a, 10a), the location hole include inwall；
The deformable material region (6,60) it is configured to as the contact portion (2a, 20a)
Compress and deform when surrounding the surface of the location hole (1a, 10a) at least in part；
The deformable material region (6, the deformation 60) produce adhered to by interference it is described fixed
Position hole (1a, 10a) the inwall deformable material (6a, 60a), and overflow material (6b,
60b)；
Wherein the lid (2, the contact portion (2a, 20a) 20) and the stator surface (1,10)
In one include for receive the overflow material (6b, 60b) at least one sunk area (5,
50)。
2. closed-system according to claim 1, it is characterised in that：
The end of the contact portion (2a) of the lid (2) includes being configured to be received in
Leader (4) in the location hole (1a) of the stator；
The sunk area (5) is around the ring-shaped depression area of the guiding boss (4) from external rings
Domain；And
The deformable material region (6) is included from the prominent multiple ribs (6) of the sunk area (5).
3. closed-system according to claim 2, it is characterised in that：
The guiding boss (4) is cylindrical wall protuberance.
4. closed-system according to claim 3, it is characterised in that：
The contact portion (2a) is with the internal through hole (7) of the guiding boss (4).
5. closed-system according to claim 1, it is characterised in that：
The deformable material region (60) is to be arranged at the contact portion of the lid (20)
Annular shoulder (60) in the end；
The location hole (10a) is with the expansion upper end limited around the surface of the location hole, described
Surface includes multiple depressed parts, and the depressed part forms the sunk area (50) and multiple teeth (50a)；
Inner wall limit of the inwall of wherein described location hole (10a) by the tooth (50a).
6. closed-system according to claim 5, it is characterised in that：
The contact portion (20a) is with the internal through hole (7) of the annular shoulder (60).
7. the closed-system according to claim 5 or 6, it is characterised in that：
The contact portion (20a) is with being configured to be received in the location hole of the stator
(10a) leader (40a) in.
8. the closed-system according to any claim in claim 1 to 7, it is characterised in that：
The stator is formed from steel, and the lid is made of aluminum.
9. a kind of method of the closing between the lid and stator in electric rotating machine, it is characterised in that
Including：
Offer includes that at least one contact portion (2a) and bearing receive the lid (2) of structure (2b),
The end of the contact portion includes recessed annular region (5) and prolongs from the sunk area (5)
The multiple deformable material ribs (6) stretched；
The stator (1) with rotor receiving hole is provided, the stator (1) is further included with interior
At least one location hole (1a) of wall and the surface around the location hole (1a)；
The lid (2) is aligned with the stator (1) so that the bearing receive structure with it is described
Rotor receiving hole is aligned and concentric；
Apply pressure on the lid (2) so that described fixed with circular in the contact portion (2a)
Contact pressure between the surface of position hole (1a) makes the plurality of rib (6) deform at least in part；
The deformation of the plurality of rib (6) is produced and adheres to the location hole (1a) by interference
The deformable material (6a) of the inwall, and overflow material (6b)；And
The overflow material (6b) is made to flow in the sunk area.
10. method according to claim 9, it is characterised in that：
The contact portion (2a) be included in the recessed annular region (5) it is internal and with the depression
It is the coaxial guiding boss (4) of annular region (5), and internal in the guiding boss (4)
And the through hole (7) coaxial with the guiding boss (4), when applying pressure on the lid (2)
When, the guiding boss (4) is inserted in the location hole (1a), and methods described is further included
Following steps：
Riveted by the through hole (7) and the location hole (1a), rivet passes through described from inside
Guiding boss (4).
The method for closing of a kind of 11. lids in electric rotating machine and stator, it is characterised in that include：
Offer includes that at least one contact portion (20a) and bearing receive the lid (20) of structure (20b),
The end of the contact portion includes deformable material annular shoulder (60)；
The stator (10) with rotor receiving hole is provided, the stator (10) is fixed including at least one
Position hole (10a), the location hole (10a) is with the expansion upper end for limiting surface；
The surface includes multiple depressed parts, and the depressed part forms sunk area (50) and multiple teeth
(50a)；
The lid (20) is aligned with the stator (10) so that the bearing receives structure (10b)
It is aligned and concentric with the rotor receiving hole (20b)；
Apply pressure on the lid (20) so that on the contact portion (20a) and the surface
Between contact pressure the deformable material annular shoulder (60) is deformed at least in part；
The deformation generation of the deformable material annular shoulder (60) is adhered to described by interference
The deformable material (60a) of the inwall of multiple teeth (50a), and overflow material (60b)；And
The overflow material (60b) is made to flow into the sunk area at the surface of the stator
(50) in.
12. methods according to claim 11, it is characterised in that：
The contact portion (20a) be included in the annular shoulder (60) it is internal and with the annular shoulder
The coaxial guiding boss (40) in portion (60), and the guiding boss (40) it is internal and
The through hole (70) coaxial with the guiding boss (40), when the applying pressure on the lid (20)
During power, the guiding boss (40) is inserted in the location hole (10a), and methods described is further
Comprise the following steps：
Riveted by the through hole (70) and the location hole (10a), rivet passes through described from inside
Guiding boss (40).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR102015025359-1 | 2015-10-02 | ||
| BR102015025359-1A BR102015025359B1 (en) | 2015-10-02 | 2015-10-02 | closing system between lid and stator of electric machine and closing process between lid and stator of electric machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106560985A true CN106560985A (en) | 2017-04-12 |
| CN106560985B CN106560985B (en) | 2020-09-08 |
Family
ID=58485577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610366242.1A Active CN106560985B (en) | 2015-10-02 | 2016-05-27 | Closure system between a cover and a stator in an electrical machine and closure method for a cover and a stator in a rotating electrical machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106560985B (en) |
| BR (1) | BR102015025359B1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309428A (en) * | 2017-07-28 | 2019-02-05 | Weg电子设备有限公司 | Rotary generator |
| CN112217322A (en) * | 2020-01-20 | 2021-01-12 | 江苏鼎智智能控制科技股份有限公司 | Stator module and injection molding stepping motor using same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008001320A (en) * | 2006-06-26 | 2008-01-10 | Kasai Kogyo Co Ltd | Attachment mounting structure |
| FR2938314A1 (en) * | 2008-11-13 | 2010-05-14 | Bosch Gmbh Robert | Disk brake caliper bushing for motor vehicle, has main and secondary ribs arranged on surface which is in contact with clevis such that ribs are deformed to increase ribs contact surface when bushing is compressed by brake activation |
| CN204794454U (en) * | 2015-05-26 | 2015-11-18 | 浙江京马电机有限公司 | Four paws formula motor end cover |
-
2015
- 2015-10-02 BR BR102015025359-1A patent/BR102015025359B1/en active IP Right Grant
-
2016
- 2016-05-27 CN CN201610366242.1A patent/CN106560985B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008001320A (en) * | 2006-06-26 | 2008-01-10 | Kasai Kogyo Co Ltd | Attachment mounting structure |
| FR2938314A1 (en) * | 2008-11-13 | 2010-05-14 | Bosch Gmbh Robert | Disk brake caliper bushing for motor vehicle, has main and secondary ribs arranged on surface which is in contact with clevis such that ribs are deformed to increase ribs contact surface when bushing is compressed by brake activation |
| CN204794454U (en) * | 2015-05-26 | 2015-11-18 | 浙江京马电机有限公司 | Four paws formula motor end cover |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309428A (en) * | 2017-07-28 | 2019-02-05 | Weg电子设备有限公司 | Rotary generator |
| CN112217322A (en) * | 2020-01-20 | 2021-01-12 | 江苏鼎智智能控制科技股份有限公司 | Stator module and injection molding stepping motor using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106560985B (en) | 2020-09-08 |
| BR102015025359A2 (en) | 2017-05-02 |
| BR102015025359B1 (en) | 2021-05-04 |
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