CN110120727A - The manufacturing method and motor of motor - Google Patents
The manufacturing method and motor of motor Download PDFInfo
- Publication number
- CN110120727A CN110120727A CN201910079398.5A CN201910079398A CN110120727A CN 110120727 A CN110120727 A CN 110120727A CN 201910079398 A CN201910079398 A CN 201910079398A CN 110120727 A CN110120727 A CN 110120727A
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- China
- Prior art keywords
- shell
- axial
- busbar
- face
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/14—Casings; Enclosures; Supports
-
- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Motor Or Generator Frames (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The manufacturing method and motor of present invention offer motor.In the manufacturing method of the motor of one embodiment of the present invention, which has shell, which includes the 1st shell;And the 2nd shell, it is fixed on the 1st shell in a manner of the portion contacts of the edge of the 2nd opening portion and the 1st opening portion, the manufacturing method of the motor includes the following process: liquid gasket portion formation process, applies the washer of liquid and forms the liquid gasket portion that at least part is configured at part including the edge comprising the 1st opening portion;And installation procedure, the edge of the edge and the 2nd opening portion that make the 1st opening portion is contacted across liquid gasket portion, so that the 2nd shell is installed on the 1st shell.The shape that liquid gasket portion is disconnected in cricoid a part circumferentially across space part.In installation procedure, liquid gasket portion is made to extend and will be joined to one another in liquid gasket portion across the part that space part disconnects, to form cricoid 1st ring spacer portion circumferentially.
Description
Technical field
The present invention relates to the manufacturing method of motor and motors.
Background technique
A kind of known motor has the shell for being fixed to one another and constituting there are two seperated component.For example, Japanese public
It opens in bulletin special open 2013-211978 bulletin and describes the shell being made of housing main body and bracket.
In motor as described above, sometimes for the purpose of waterproof and being provided with will seal between housing main body and bracket
Washer portion.In this case, the washer that liquid is annularly applied on the joint surface of housing main body or bracket, across liquid
Washer and housing main body is got up and is fixed with bracket combination.It is made and hardening the washer of liquid as a result,
Washer portion out.
But in situation as described above, when combining housing main body and bracket, the air of interior of shell can be passed through sometimes
Lead to the washer of liquid and is discharged to outside.Therefore, sometimes due to air and cause liquid washer a part extension and it is thinning,
To be sealed between housing main body and bracket with being unable to fully.
Summary of the invention
In view of the foregoing, one of its goals is to provide the washer of coating liquid and form the horse of washer portion the present invention
The manufacturing method reached, the manufacturing method of the motor can be improved the leakproofness between the 1st shell and the 2nd shell.In addition, of the invention
The first purpose be, a kind of motor with following construction is provided: can by the washer of liquid manufacture washer portion mention
Leakproofness between high 1st shell and the 2nd shell.
In the manufacturing method of the motor of one embodiment of the present invention, which includes rotor, has along central axis
The axis of line configuration;Stator is configured at the radial outside of the rotor;And shell, the rotor and institute are stored in inside
Stator is stated, the shell includes the 1st shell of tubular, has in the 1st opening portion of an axial side opening;And tubular
2nd shell has in the 2nd opening portion of axial another side opening, and the 2nd shell is in the axial side of the 1st shell
The mode of the portion contacts of the edge and the 1st opening portion of 2nd opening portion is fixed on the 1st shell, the motor
Manufacturing method include the following process: liquid gasket portion formation process applies the washer of liquid and forms liquid gasket portion, the liquid
At least part of shape washer portion is configured at the part including the edge comprising the 1st opening portion;And installation procedure, make institute
The edge for stating the 1st opening portion is contacted with the edge of the 2nd opening portion across the liquid gasket portion, thus by the described 2nd
Shell is installed on the 1st shell.The liquid gasket portion is disconnected in cricoid a part circumferentially across space part
Shape.In the installation procedure, make the liquid gasket portion extend and by the liquid gasket portion across the gap
The part that portion disconnects is joined to one another, to form cricoid 1st ring spacer portion circumferentially.
Said motor includes busbar, is electrically connected with stator;And busbar retainer, it is configured at the axis of stator
To side, busbar is kept.Shell has the through hole for the wall portion for radially penetrating through shell.Busbar retainer tool
Have: busbar keeps frame body, is configured at the inside of shell;And connector portion, keep frame body to diameter from busbar
Extend outward, the outside of shell is projected into via through hole.Above-mentioned manufacturing method also includes: the 1st arrangement step, by rotor
With stator arrangement in the inside of the 1st shell;And the 2nd arrangement step, busbar retainer is configured to the axial direction of the stator
Side.In liquid gasket portion formation process, circumferentially at least to the pad of the face of the axial side of connector portion coating liquid
Enclose and form liquid gasket portion, in installation procedure, make the 2nd shell across liquid gasket portion and with the axial side of connector portion
Face contact.
Said motor also includes the 1st seal member, in the ring-type circumferentially extended, is configured at busbar retainer
Radial outer side in the axial other side part;And the 2nd seal member, in the ring-type circumferentially extended, configuration
In the face of the axial side of busbar retainer.2nd shell includes the 2nd shell cover, covers the axial side of stator;With
And the 2nd shell canister portion, from the radially outer edge portion of the 2nd shell cover, the other side extends in the axial direction.
In the 2nd arrangement step, the part of the axial other side of busbar retainer is embedded in the inside of the 1st shell,
It will be sealed between the radially inner side face of the 1st shell and the radial outer side of busbar retainer by the 1st seal member.
In liquid gasket portion formation process, it is formed in liquid gasket portion than the 2nd seal member by radial outside
Position.
In the installation procedure of above-mentioned manufacturing method, keep the 2nd shell cover with busbar across the 2nd seal member
The face contact of the axial side of frame, thus by the face of the axial other side of the 2nd shell cover and axial the one of busbar retainer
It is sealed between the face of side.
It include also working procedure of coating before above-mentioned 2nd arrangement step in above-mentioned manufacturing method, in the working procedure of coating,
The circumferentially washer of the part coating liquid of the axial other side for being configured at connector portion into the edge of the 1st opening portion.
In liquid gasket portion formation process, make the washer of the liquid on the face of the axial side coated in connector portion
Circumferential both ends are connect with the circumferential both ends of the washer of the liquid applied in working procedure of coating respectively.
Above-mentioned space part is configured at the face of the axial side of connector portion.
Liquid gasket portion has across space part and in the circumferential opposed the 1st opposed portion and the 2nd opposed portion.
1st ring spacer portion has the 1st interconnecting piece for being connected by the 1st opposed portion with the 2nd opposed portion and constituting.1st connects
The radial size of socket part is more than or less than the radial size of the part other than the 1st interconnecting piece in the 1st ring spacer portion.
Liquid gasket portion has the 3rd opposed portion and the 4th opposed portion circumferentially.3rd opposed portion and the 4th opposed portion every
Space part and it is opposed radially.
1st ring spacer portion has the 2nd interconnecting piece for being connected by the 3rd opposed portion with the 4th opposed portion and constituting.The
The radial size of 2 interconnecting pieces is greater than the radial size of the part other than the 2nd interconnecting piece in the 1st ring spacer portion.
The motor of one embodiment of the present invention includes rotor, has the axis configured along central axis;Stator is matched
It is placed in the radial outside of the rotor;And shell, the rotor and the stator are stored in inside.The shell includes
1st shell of tubular has in the 1st opening portion of an axial side opening;And the 2nd shell of tubular, have in axial direction
2nd opening portion of another side opening, the 2nd shell with the edge of the 2nd opening portion described in the axial side of the 1st shell with
The mode of the portion contacts of 1st opening portion is fixed on the 1st shell.It opens the edge and the described 2nd of 1st opening portion
The edge of oral area is contacted across cricoid 1st ring spacer portion circumferentially.The 1st ring spacer portion is the pad of liquid
Circle system, and there is the radial part become large-sized in circumferential a part or there is radial direction in circumferential a part
The part that becomes smaller of size.
Said motor also includes busbar, is electrically connected with stator;And busbar retainer, it is configured at stator
Axial side keeps the busbar.
Shell has the through hole for the wall portion for radially penetrating through the shell.
Busbar retainer includes busbar and keeps frame body, is configured at the inside of shell;And connector portion,
It keeps frame body to extend to radial outside from busbar, the outside of shell is projected into via through hole.
1st ring spacer portion includes between the axial direction of the edge of the edge and the 2nd opening portion that are configured at the 1st opening portion
Part;And it is configured at the part between the face of the axial side of connector portion and the axial direction of the 2nd shell.
Said motor also includes the 1st seal member, in the ring-type circumferentially extended, is configured at busbar retainer
Radial outer side in the axial other side part;And the 2nd seal member, in the ring-type circumferentially extended, configuration
In the face of the axial side of the busbar retainer.
2nd shell includes the 2nd shell cover, covers the axial side of stator;And the 2nd shell canister portion, from the 2nd
The other side extends in the axial direction in the radially outer edge portion of shell cover.
1st seal member will seal between the radially inner side face of the 1st shell and the radial outer side of busbar retainer.
2nd seal member is by the axial side in the face of the axial other side of the 2nd shell cover and the busbar retainer
Face between seal.
The configuration of 1st ring spacer portion is in the position for leaning on radial outside than the 2nd seal member.
Along connector portion extend direction observation when, through hole medial surface and the connector portion lateral surface it
Between configured with surround connector portion cricoid 2nd ring spacer portion.
The a part in the 2nd ring spacer portion is made of a part in the 1st ring spacer portion.
According to one method of the present invention, the manufacturing method and motor of motor are provided, the manufacturing method of the motor is coating
The washer of liquid and form the manufacturing method of the motor of washer portion and can be improved the sealing between the 1st shell and the 2nd shell
Property, the motor is with the leakproofness that can be improved by the washer portion of the washer of liquid between the 1st shell and the 2nd shell
Construction.
The present invention can be more clearly understood that referring to attached drawing by the detailed description of the preferred embodiment for the present invention below
Above-mentioned and other feature, element, step, features and advantages.
Detailed description of the invention
Fig. 1 is the perspective view for showing the motor of present embodiment.
Fig. 2 is the cross-sectional view for showing the motor of present embodiment, is the cross-sectional view of the II-II line in Fig. 1.
Fig. 3 is the figure of the motor of present embodiment from upside.
Fig. 4 is the cross-sectional view for showing a part of motor of present embodiment, is the cross-sectional view of the IV-IV line in Fig. 2.
Fig. 5 is the cross-sectional view for showing a part of motor of present embodiment, is the partial enlarged view of Fig. 2.
Fig. 6 is the cross-sectional view for showing a part of motor of present embodiment, is the partial enlarged view of Fig. 2.
Fig. 7 is the flow chart for showing the process of the manufacturing method of motor of present embodiment.
Fig. 8 is the figure for showing the 1st working procedure of coating of present embodiment.
Fig. 9 is the figure for showing the 2nd working procedure of coating of present embodiment.
Figure 10 is the figure for showing the 2nd working procedure of coating of present embodiment.
Figure 11 is the figure for being shown as another the 2nd working procedure of coating of present embodiment.
Figure 12 is the figure from upside as a part of another motor of present embodiment.
Label declaration
10: motor;20: shell;20a: through hole;21: the 1 shells;21a: the 1 opening portion;22: the 2 shells;22a: the
2 opening portions;22b: the 2 shell cover;22c: the 2 shell canister portion;30: rotor;31: axis;40: stator;50: washer portion;51,
151: the 1 ring spacer portions;51f: wide width part (the 1st interconnecting piece);52: the 2 ring spacer portions;61: busbar retainer;62:
Busbar keeps frame body;63: connector portion;71: the 1 seal members;72: the 2 seal members;81: busbar;93: the 1 pairs
Set portion;94: the 2 opposed portion;151f: wide width part (the 2nd interconnecting piece);193: the 3 opposed portion;194: the 4 opposed portion;G1, G2: empty
Gap portion;J: central axis;S1: the 1 arrangement step;S2: the 1 working procedure of coating (working procedure of coating);S3: the 2 arrangement step;S4: the 2
Working procedure of coating (liquid gasket portion formation process);S5: installation procedure;Z: axial.
Specific embodiment
The Z-direction suitably shown in the various figures is with positive side be upside, with negative side be downside up and down direction.X-axis side
It is direction perpendicular to one another to being the direction vertical with Z-direction with Y direction.The central axis J suitably shown in the various figures
It is imaginary line that is parallel with Z-direction and vertically extending.In the following description, by the axial direction of central axis J, i.e.
The direction parallel with up and down direction is referred to as " axial Z ", and the radial direction centered on central axis J is referred to as " radial direction ", will be with
Circumferential direction centered on central axis J is referred to as " circumferential direction ".In the present embodiment, upside is equivalent to axial side, and downside is suitable
In the axial other side.In addition, what up and down direction, the upper side and lower side were only for being illustrated the relative positional relationship of each section
Title, actual configuration relation etc. are also possible to the configuration relation etc. other than configuration relation shown in these titles etc..
As shown in Figures 1 to 4, the motor 10 of present embodiment have shell 20, rotor 30, bearing 33,34, stator 40,
Bus bar unit 60, the 1st seal member 71, the 2nd seal member 72 and oil sealing 73.As shown in Fig. 2, shell 20 is stored in inside
There are rotor 30 and stator 40.Shell 20 has the 1st shell 21 and the 2nd shell 22.In addition, the 2nd shell 22 is omitted in Fig. 3
Diagram.
As shown in Fig. 2, the 1st shell 21 is in the tubular with the 1st opening portion 21a in upper side opening.1st shell 21 be in
Multistage cylindrical shape centered on central axis J.1st shell 21 has the 1st shell canister portion 23 and the 1st flange part 24.1st shell
Canister portion 23 has stator maintaining part 23a, busbar retainer maintaining part 23b, bearing cage 23c and oil sealing maintaining part 23d.
The outer peripheral surface of the aftermentioned stator core 41 in stator 40 is fixed on the inner peripheral surface of stator maintaining part 23a.
Busbar retainer maintaining part 23b is connected with the end of the upside of stator maintaining part 23a.Busbar retainer is kept
The internal diameter and outer diameter of portion 23b is greater than the internal diameter and outer diameter of stator maintaining part 23a.The upside of busbar retainer maintaining part 23b
End is the end of the upside of the 1st shell canister portion 23, is the 1st opening portion 21a.After busbar retainer maintaining part 23b is maintained
The part of the downside for the busbar retainer 61 stated.
Bearing cage 23c is connected with the end of the downside of stator maintaining part 23a.The internal diameter of bearing cage 23c and outer
Diameter is less than the internal diameter and outer diameter of stator maintaining part 23a.Bearing 33 is maintained in the inside of bearing cage 23c.Oil sealing maintaining part
23d is connected with the end of the downside of bearing cage 23c.The internal diameter and outer diameter of oil sealing maintaining part 23d is less than bearing cage 23c
Internal diameter and outer diameter.23d is in lower opening for oil sealing maintaining part.Oil sealing 73 is maintained in the inside of oil sealing maintaining part 23d.
1st flange part 24 is prominent from the end of the upside of the 1st shell canister portion 23 to radial outside.1st flange part 24 is in plate
The plate for facing Z in the axial direction, in the annular shape centered on central axis J.As shown in figure 3, the 1st flange part 24 has to radial direction
Outside the 1st mounting portion 24a outstanding.In the present embodiment, there are three the 1st mounting portion 24a is circumferentially arranged.
As shown in Fig. 2, the 2nd shell 22 is in the tubular with the 2nd opening portion 22a in lower opening.2nd shell 22 has
2nd housing body 25, protruding portion 26 and the 2nd flange part 27.2nd housing body 25 be in centered on central axis J and
Upside has the substantially cylindric of cover.The cover of 2nd housing body 25 is in plate of the plate face towards axial direction Z.As shown in Figure 1,
The cover of 2nd housing body 25 has annulus 25a and central portion 25b.Annulus 25a is in big centered on central axis J
It causes circular.Central portion 25b is substantially disk-shaped in being connected with the radially inner edge portion of annulus 25a.Central portion 25b compares annulus
25a is upwardly projecting.The canister portion 25c of 2nd housing body 25 extends from the radially outer edge portion of annulus 25a to downside.
Protruding portion 26 is prominent to radial outside from the 2nd housing body 25.The direction outstanding of protruding portion 26 is flat with X-direction
Capable direction.In the following description, the direction outstanding of protruding portion 26, direction i.e. parallel with X-direction are known as " protrusion side
To X ".In addition, the direction vertical with axial Z and projected direction X, direction i.e. parallel with Y direction are known as " width direction
Y".Protruding portion 26 is open in radial outside.Protruding portion 26 has upper wall portions 26a and a pair of sidewalls portion 26b.
Upper wall portions 26a extends from annulus 25a to radial outside.Upper wall portions 26a is in plate of the plate face towards axial direction Z.Edge
Axial direction Z observation when, upper wall portions 26a be on width direction Y longer rectangular shape.A pair of sidewalls portion 26b from canister portion 25c to
Radial outside extends.Plate a pair of sidewalls portion 26b vertical with the plate face of upper wall portions 26a in plate face.A pair of sidewalls portion 26b's is upper
The end of side is connected with the end of the circumferential two sides of upper wall portions 26a respectively.
By the cover of the 2nd housing body 25, i.e. the upper wall portions 26a structure of annulus 25a, central portion 25b and protruding portion 26
At the 2nd shell cover 22b.That is, the 2nd shell 22 has the 2nd shell cover 22b.As shown in Fig. 2, the 2nd shell cover 22b covers
The upside of lid stator 40 and the upside of rotor 30.
As shown in Figure 1, constituting the 2nd by the canister portion 25c of the 2nd housing body 25 and a pair of sidewalls portion 26b of protruding portion 26
Shell canister portion 22c.That is, the 2nd shell 22 has the 2nd shell canister portion 22c.2nd shell canister portion 22c is in from the 2nd shell cover 22b's
The tubular that radially outer edge portion extends to downside.Since protruding portion 26 is open in radial outside, the week of the 2nd shell canister portion 22c
To a part radial outside be open.
2nd flange part 27 is prominent from the end of the downside of the 2nd shell canister portion 22c to radial outside.2nd flange part 27 is in plate
The plate of Z in the axial direction is faced, circumferentially.When axially Z is observed, the 2nd flange part 27 is in the protrusion in projected direction X
The C word shape of the side opening outstanding of portion 26.The end of the circumferential two sides of 2nd flange part 27 respectively with a pair of sidewalls portion 26b phase
Even.2nd flange part 27 has to radial outside the 2nd mounting portion 27a outstanding.In the present embodiment, the 2nd edge mounting portion 27a
There are three circumferential settings.
As depicted in figs. 1 and 2, the 2nd shell 22 is opened with the edge of the 2nd opening portion 22a with the 1st in the upside of the 1st shell 21
The mode of the portion contacts of oral area 21a is fixed on the 1st shell 21.The edge of 1st opening portion 21a includes the upper of the 1st flange part 24
The face of side.The edge of 2nd opening portion 22a includes the face of the downside of the 2nd flange part 27.The face and the 2nd of the upside of 1st flange part 24
The face of the downside of flange part 27 is in contact with each other.The face of the downside in the face and each 2nd mounting portion 27a of the upside of each 1st mounting portion 24a
It contacts respectively.1st mounting portion 24a and the 2nd mounting portion 27a along axial Z in the state of being overlapped by a part of calking in upside
And it is fixed against.The 1st shell 21 and the 2nd shell 22 are fixed together as a result,.In addition, the installation of the 1st mounting portion 24a and the 2nd
Portion 27a is not limited by calking and is fixed, and can also be fixed by other methods.
As shown in Figure 2 and Figure 4, shell 20 has the through hole 20a for the wall portion for radially penetrating through shell 20.Through hole 20a
Medial surface be made of the face of the upside of the medial surface of protruding portion 26 and the 1st flange part 24.When being observed along projected direction X, pass through
Through-hole 20a is in the longer rectangular shape on width direction Y.
As shown in Fig. 2, rotor 30 has axis 31 and rotor subject 32.Axis 31 is configured along central axis J.Axis 31 is in
Along the cylindric of axial Z extension centered on mandrel line J.Axis 31 can be rotated by the bearing of bearing 33,34.Bearing 33,34 is for example
It is ball bearing.Sensor-magnet 36 is installed by installing component 35 in the end of the upside of axis 31.Rotor subject 32 is fixed
In the outer peripheral surface of axis 31.Although not shown, but rotor subject 32 include rotor core, be fixed on the outer peripheral surface of axis 31;
And rotor magnet, it is fixed on rotor core.Rotor core can be directly fixed on axis 31, can also via component etc. and
It connects and is fixed on axis 31.Rotor magnet can be single magnet, be also possible to multiple magnet.
Stator 40 is configured at the radial outside of rotor 30.Stator 40 has stator core 41, insulating part 44 and multiple lines
Circle 45.Stator core 41 includes core-back 42, in the annular shape centered on central axis J;And multiple teeth 43, it
From core-back 42 to radially inner side extend.The outer peripheral surface of core-back 42 is fixed on the inner peripheral surface of stator maintaining part 23a.Absolutely
Edge part 44 is installed on tooth 43.Multiple coils 45 are installed on each tooth 43 across insulating part 44.
Bus bar unit 60 is configured at the upside of stator 40.Bus bar unit 60 has busbar retainer 61, busbar
81,82 and circuit board 80.That is, motor 10 has busbar retainer 61, circuit board 80 and busbar 81,82.Busbar
Retainer 61 is the component kept to busbar 81,82.Busbar retainer 61 is configured at the upside of stator 40.Busbar
Retainer 61 is, for example, resin.As shown in Figures 2 and 3, there is busbar retainer 61 busbar to keep frame body 62, connect
Connect device portion 63, bearing cage 64, linking part 65 and supporting part 66.
Busbar keeps frame body 62 in substantially cylindric centered on central axis J.As shown in Fig. 2, busbar is protected
Hold the inside that frame body 62 is configured at shell 20.Busbar keeps the part of the downside of frame body 62 to be accommodated in the 1st shell 21
It is internal.More specifically, busbar keeps the part of the downside of frame body 62 to be embedded in the interior of busbar retainer maintaining part 23b
Portion and be kept.Busbar keeps frame body 62 by core-back 42 from lower side bearing.The outer of frame body 62 is kept in busbar
The end of the downside of circumferential surface is provided with the stage portion 61b that outer diameter becomes smaller towards downside.
The part of the upside of busbar holding frame body 62 is accommodated in the inside of the 2nd shell 22.Busbar keeps frame body
The face of 62 upside and the face of the downside of annulus 25a are arranged opposite on axial Z.Busbar keeps frame body 62 to have from remittance
Flow the slot 61a towards downside recess that item keeps the upside of frame body 62.As shown in figure 3, slot 61a is in central axis J is
The substantially annular shape of the heart.
Connector portion 63 keeps frame body 62 to extend to radial outside from busbar.More specifically, connector portion 63 from
Busbar keeps frame body 62 to extend along projected direction X.As shown in Fig. 2, connector portion 63 is projected into shell via through hole 20a
The outside of body 20.Connector portion 63 has the recess portion that the end from the radial outside of connector portion 63 is recessed to radially inner side.Even
Device portion 63 is met to connect for external device (ED) (not shown).External device (ED) is, for example, to provide electric power to motor 10 and carry out to motor 10
The control device of control.In addition, simplification shows connector portion 63 in Fig. 4.
As shown in Fig. 2, bearing cage 64 is configured at the radially inner side that busbar keeps frame body 62.Bearing cage 64
In substantially cylindric centered on central axis J.Bearing cage 64 keeps bearing 34 in inside.As shown in figure 3,
Bearing cage 64 keeps frame body 62 to be connected via linking part 65 with busbar.
Circuit board 80 is in plate of the plate face towards axial direction Z.Circuit board 80 is by the branch upwardly projecting from bearing cage 64
Bearing portion 66 is from lower side bearing.As shown in Fig. 2, circuit board 80 is accommodated in the inside of the 2nd shell 22.On the lower surface of circuit board 80
Rotation sensor (not shown) is installed.Rotation sensor is Magnetic Sensor.The upside of rotation sensor and sensor-magnet 36
It is arranged opposite across gap.The magnetic field of rotation sensor detection sensor magnet 36, to detect the rotation of rotor 30.
Busbar 81 is electrically connected with stator 40.One end of busbar 81 is connect with coil 45.The other end of busbar 81 from
The bottom surface of the recess portion of connector portion 63 is prominent to radial outside.The other end of busbar 81 is exposed to the outside of motor 10.Confluence
One end of item 82 is connect with the face of the upside of circuit board 80.The other end of busbar 82 from the bottom surface of the recess portion of connector portion 63 to
Radial outside is prominent.The other end of busbar 82 is exposed to the outside of motor 10.
Busbar 81,82 is electrically connected with the control device for being connected to connector portion 63.It is mentioned from control device to busbar 81
For electric current.Coil 45 is supplied to via the electric current of busbar self-control device in 81 future as a result,.Busbar 82 will be installed on circuit
The rotation sensor and control device of plate 80 are electrically connected.
In the present embodiment, the 1st seal member 71 and the 2nd seal member 72 be circumferentially extend it is cricoid O-shaped
Ring.1st seal member 71 is configured at the part of the downside in the radial outer side of busbar retainer 61.More specifically, the 1st
Seal member 71 from radial outside be embedded in busbar keep frame body 62 downside end and be kept.1st seal member
71 are configured at stage portion 61b.The step face contact towards downside of 1st seal member 71 and stage portion 61b.1st seal member
71 will seal between the radially inner side face of the 1st shell 21 and the radial outer side of busbar retainer 61.More specifically, the 1st
The inner peripheral surface and busbar of seal member 71 and busbar retainer maintaining part 23b keep the periphery face contact of frame body 62 to
The inner peripheral surface of busbar retainer maintaining part 23b and busbar are kept to seal between the outer peripheral surface of frame body 62.
1st seal member 71 is in the state for having carried out elastic compression deformation radially.1st 71 pairs of seal member confluence
Retainer 61 applies radially inward elastic force.Thereby, it is possible to inhibit busbar retainer 61 to move radially, and can be
Radially position precision configures busbar retainer 61 well.Thus, it is also possible to which position precision configures well radially
The bearing 34 kept by busbar retainer 61, axis 31 is precisely configured so as to axis.
2nd seal member 72 is configured at the face of the upside of busbar retainer 61.2nd seal member 72 is embedded in slot 61a
In and be kept.2nd seal member 72 is by the face in the face of the downside of the 2nd shell cover 22b and the upside of busbar retainer 61
Between seal.More specifically, the face of the downside of the 2nd seal member 72 and annulus 25a and busbar keep frame body 62
The face contact of upside seals between the face to which the face of the downside of annulus 25a and busbar to be kept to the upside of frame body 62.
2nd seal member 72 is in the state that elastic compression deformation has been carried out on axial Z.2nd seal member 72 keeps busbar
Frame 61 applies downward elastic force.Thereby, it is possible to inhibit busbar retainer 61 to move in shell 20 along axial Z.
As shown in figure 3, in the present embodiment, motor 10 also has washer portion 50.Washer portion 50 is by the 1st shell 21 and
It is sealed between 2 shells 22.Washer portion 50 has the 1st ring spacer portion 51 and the 2nd ring spacer portion 52.
1st ring spacer portion 51 is in ring-type circumferentially.1st ring spacer portion 51 is configured at than the 1st seal member 71
The position of radial outside is leaned on the 2nd seal member 72.1st ring spacer portion 51 have part 1 51a, part 2 51b and
A pair of of third portion 51c.
As shown in figure 5, part 1 51a is arranged in the edge of the 1st opening portion 21a and the edge of the 2nd opening portion 22a
Part between axial Z.The face contact of the downside in the face and the 2nd flange part 27 of the upside of part 1 51a and the 1st flange part 24
To be jammed on axial Z.The edge of the 1st opening portion 21a and the edge of the 2nd opening portion 22a are across the 1st loop pads as a result,
Circle portion 51 and contact.Part 1 51a will be close between the face of the upside of the 1st flange part 24 and the face of the downside of the 2nd flange part 27
Envelope.As shown in figure 3, part 1 51a is opened in the side outstanding of protruding portion 26 in projected direction X when axially Z is observed
The C word shape of mouth.
As shown in Figure 4 and Figure 6, part 2 51b is arranged in the face of the upside of connector portion 63 and the axis of the 2nd shell 22
To the part between Z.The face of the upside of part 2 51b and connector portion 63 and the upper wall portions 26a's in the 2nd shell cover 22b
The face contact of downside on axial Z to be jammed.Part 2 51b is by the face of the upside of connector portion 63 with upper wall portions 26a's
It is sealed between the face of downside.As shown in figure 3, part 2 51b circumferentially extends on the whole.Part 2 51b is configured to than rear
The 4th part 52a stated is prominent to radial outside.
Part 2 51b has the 2nd straight line portion 51e and the 1st straight line portion 51d of a pair.The 1st straight line portion 51d of a pair is from connection
The both ends of width direction Y in the face of the upside in device portion 63 are according to more towards another the 1st straight line portion on width direction Y
The side 51d and more by the part that obliquely linearly extends of direction of radial outside.2nd straight line portion 51e is that Y is in the width direction
The part linearly extended.The both ends of the width direction Y of the 2nd straight line portion 51e radial outside with the 1st straight line portion 51d respectively
End be connected.As long as not necessarily must in addition, the 1st straight line portion 51d and the 2nd straight line portion 51e extend along above-mentioned direction respectively
Be it is linear, can also be bent or buckling etc..
2nd straight line portion 51e has wide width part 51f.Wide width part 51f is the part that the width in the 1st ring spacer portion 51 becomes larger.
That is, the 1st ring spacer portion 51 has the radial part become large-sized in circumferential a part.Wide width part 51f is than the 1st loop pads
The part of the two sides of wide width part 51f in circle portion 51 is prominent to radially inner side and radial outside.The radial size of wide width part 51f
Greater than the radial size of the part other than the wide width part 51f in the 1st ring spacer portion 51.Wide width part 51f configuration is than connection
The position that the center of the width direction Y in device portion 63 is amesiality.When axially Z is observed, wide width part 51f is in substantially circular.
As shown in figure 4, a pair of third portion 51c be the width direction Y being respectively arranged in connector portion 63 two sides with
Part between the medial surface of sidewall portion 26b.Third portion 51c extends along axial Z.Distinguish the end of the upside of third portion 51c
It is connected with the end of the circumferential two sides of part 2 51b.The end of the downside of the third portion 51c circumferential direction with part 1 51a respectively
The end of two sides is connected.Third portion 51c connects part 1 51a and part 2 51b.
When observing along the projected direction X that connector portion 63 extends, the 2nd ring spacer portion 52 is in encirclement connector portion 63
It is cyclic annular.When observing along projected direction X, the 2nd ring spacer portion 52 is configured at the medial surface and connector portion 63 of through hole 20a
Between lateral surface.The two sides of 2nd ring spacer portion 52 and the medial surface of through hole 20a and the axial Z of connector portion 63 and
The two sides face contact of the width direction Y of connector portion 63 is to be jammed.Thereby, it is possible to will be passed through using the 2nd ring spacer portion 52
It is sealed between the medial surface of through-hole 20a and the lateral surface of connector portion 63.
2nd ring spacer portion 52 has part 2 51b, third portion 51c and the 4th part in the 1st ring spacer portion 51
52a.That is, a part in the 2nd ring spacer portion 52 is made of a part in the 1st ring spacer portion 51.Therefore, configuration can be reduced
The gross area of washer portion 50 can easily make washer portion 50.
4th part 52a be configured at the face of the face of the upside of the 1st flange part 24 and the downside of connector portion 63 axial Z it
Between.4th part 52a is jammed with the face contact of the face of the upside of the 1st flange part 24 and the downside of connector portion 63.4th
Part 52a will be sealed between the face of the upside of the 1st flange part 24 and the face of the downside of connector portion 63.As shown in figure 3, the 4th
52a is divided circumferentially to extend in circular arc.The circumferential two sides of the end and part 1 51a of the circumferential two sides of 4th part 52a
End is connected.
Washer portion 50 is the washer of liquid.That is, the 1st ring spacer portion 51 and the 2nd ring spacer portion 52 are liquids
Washer.In the present specification, about " washer that some object is liquid ", as long as some object is to pass through coating liquid
The washer of shape and make, some object can be hardened integrally, a part or whole can also keep unhardened state.
Washer portion 50, i.e. the 1st ring spacer portion 51 and the 2nd ring spacer portion 52 are the portions produced and hardening the washer of liquid
Point.The type of the washer of liquid is not particularly limited.It is hard that the washer of liquid for example can be anaerobic type, wet constrictive type, ultraviolet light
Change type, the two liquid mixed types for mixing two kinds of liquors etc..
As shown in fig. 7, the manufacturing method of the motor 10 of present embodiment includes the 1st arrangement step S1, the 1st working procedure of coating
S2, the 2nd arrangement step S3, the 2nd working procedure of coating S4 and installation procedure S5.1st arrangement step S1 is by rotor 30 and stator 40
The process for being configured at the inside of the 1st shell 21.Operating personnel or assembling device etc. (hereinafter referred to as operating personnel etc.) are from the 1st shell
Rotor 30 and stator 40 are inserted in the inside of the 1st shell 21 via the 1st opening portion 21a by 21 upside.At this point, operating personnel
Deng the inside that stator 40 is for example fixed on to and stator core 41 is pressed into stator maintaining part 23a the 1st shell 21.
1st working procedure of coating S2 be before the 2nd arrangement step S3 circumferentially matching into the edge of the 1st opening portion 21a
It is placed in the working procedure of coating of the washer of the part coating liquid of the downside of connector portion 63.As shown in figure 8, in the 1st working procedure of coating S2
In, the radially inner edge portion coating liquid of the part of the downside for being configured at connector portion 63 into the 1st flange part 24 such as operating personnel
The washer of shape is to form the 1st liquid gasket portion 91.When from axial Z, the 1st liquid gasket portion 91 is big in circumferentially extending
Cause arc-shaped.1st liquid gasket portion 91 is the part for hardening and being formed the liquid of the 4th part 52a.1st liquid gasket portion
Radial size of the 91 radial size less than the 4th part 52a.The end of the circumferential two sides in the 1st liquid gasket portion 91 is than the 1st
The part of the downside for being configured at connector portion 63 in flange part 24 is prominent to circumferential two sides.In addition, the 1st liquid gasket portion 91 is simultaneously
It is necessarily arc-shaped, as long as shape circumferentially.
2nd arrangement step S3 is the process that busbar retainer 61 is configured to the upside of stator 40.Operating personnel etc. will
The lower portion of bus bar unit 60 is embedded in the inside of the 1st shell 21 from the 1st opening portion 21a and makes busbar retainer master
The face contact of the upside of body 62 and core-back 42.At this point, keeping being equipped with the 1st sealing in advance on frame body 62 in busbar
Part 71.It as a result, can be by the 1st seal member 71 and busbar holding frame body 62 is embedded in the inside of the 1st shell 21
Busbar is configured to keep between the radial outer side of frame body 62 and the medial surface of the 1st shell 21.In this way, configuring work the 2nd
In sequence S3, the part of the downside of busbar retainer 61 is embedded in the inside of the 1st shell 21 by operating personnel etc., to pass through the
1 seal member 71 will seal between the radially inner side face of the 1st shell 21 and the radial outer side of busbar retainer 61.
As shown in figure 9, the 2nd working procedure of coating S4 is process of the washer of coating liquid to form the 2nd liquid gasket portion 92, it should
At least part in the 2nd liquid gasket portion 92 is configured at the part including the edge comprising the 1st opening portion 21a.In this embodiment party
In formula, the 2nd working procedure of coating S4 is equivalent to liquid gasket portion formation process, and the 2nd liquid gasket portion 92 is equivalent in liquid gasket portion
The liquid gasket portion formed in formation process.
2nd liquid gasket portion 92 has part 1 92a, part 2 92b and third portion 92c.Part 1 92a is hair
Stiffization and the part for forming the liquid of part 1 51a.Part 2 92b is the liquid for hardening and being formed part 2 51b
Part.Third portion 92c is the part for hardening and being formed the liquid of third portion 51c.
The shape of part 1 92a is roughly the same with part 1 51a other than this different point of radial size.1st
Divide the radial size of 92a less than the radial size of part 1 51a.As shown in Figure 10, third portion 92c is in connector portion 63
Width direction Y side on along axial Z extend.The shape of third portion 92c in addition to this different point of the size of projected direction X with
It is roughly the same with third portion 51c outside.Projected direction X of the size of the projected direction X of third portion 92c less than third portion 51c
Size.
As shown in Figure 9 and Figure 10, part 2 92b has the 1st opposed portion 93 and the 2nd opposed portion 94.That is, the 2nd liquid gasket
Portion 92 has the 1st opposed portion 93 and the 2nd opposed portion 94.1st opposed portion 93 and the 2nd opposed portion 94 are across space part G1 and in circumferential direction
It is upper opposed.Therefore, the shape that the 2nd liquid gasket portion 92 is disconnected in cricoid a part circumferentially across space part G1.?
In present embodiment, the 1st opposed portion 93 and the 2nd opposed portion 94 are opposed on width direction Y across space part G1.Space part G1
It is configured at the face of the upside of connector portion 63.Space part G1 be configured in the face of the upside of connector portion 63 than width direction Y
The amesiality position in center.
1st opposed portion 93 has the 1st straight line portion 93a and the 2nd straight line portion 93b.1st straight line portion 93a is from circumferential side
The end of the upside of third portion 92c according to more towards the circumferential other side and more by the direction of radial outside it is obliquely linearly
The part of extension.2nd straight line portion 93b is from the front end part that Y linearly extends in the width direction of the 1st straight line portion 93a.
In addition, the 1st straight line portion 93a and the 2nd straight line portion 93b are not necessarily linearly, can also be bent or buckling etc..
2nd opposed portion 94 has the 1st straight line portion 94a and the 2nd straight line portion 94b.1st straight line portion 94a is from the circumferential other side
Third portion 92c upside end according to more towards circumferential side and more by the direction of radial outside it is obliquely linearly
The part of extension.2nd straight line portion 94b is from the front end part that Y linearly extends in the width direction of the 1st straight line portion 94a.
2nd straight line portion 93b and the 2nd straight line portion 94b are configured at identical position in projected direction X-direction.Space part G1 is configured at the 2nd
Between the front end of straight line portion 93b and the front end of the 2nd straight line portion 94b.In addition, the 1st straight line portion 94a and the 2nd straight line portion 94b is only
To extend along above-mentioned direction, then be not necessarily linear, can also be bent or buckling etc..
1st straight line portion 93a, 94a is the part for hardening and being formed the 1st straight line portion 51d of a pair.1st straight line portion 93a,
The shape of 94a is roughly the same with a pair of shape of 1st straight line portion 51d other than this different point of radial size.1st straight line portion
Radial size of the radial size of 93a, 94a less than the 1st straight line portion 51d.2nd straight line portion 93b, 94b be harden and
Form the part of the 2nd straight line portion 51e.Radial ruler of the radial size of 2nd straight line portion 93b, 94b less than the 2nd straight line portion 51e
It is very little.
In the 2nd working procedure of coating S4, operating personnel it is equal at least along circumferential direction to the face coating liquid of the upside of connector portion 63
The washer of shape is to form the 2nd liquid gasket portion 92.In the present embodiment, in the 2nd working procedure of coating S4, operating personnel is equal from even
The face of the upside in device portion 63 is connect successively via the side of the width direction side of connector portion 63, the upside of the 1st flange part 24
Face, connector portion 63 the width direction other side side until again return to connector portion 63 upside face and continuously
Apply the washer of liquid.
When applying the washer of liquid to the face of the upside of connector portion 63 again, operating personnel is equal initially coated in company
The nearby place for connecing the washer on the face of the upside in device portion 63 terminates the washer of coating liquid.It is formd as a result, in across space part
2nd liquid gasket portion 92 of the shape that G1 is disconnected.That is, in the 2nd working procedure of coating S4 of present embodiment, the coating such as operating personnel
The washer of liquid and form part 1 92a, part 2 92b and third portion 92c, thus formed the 2nd liquid gasket portion 92.
In the present embodiment, since the 1st opposed portion 93 and the 2nd opposed portion 94 are right in the circumferential across space part G1
Set, as long as therefore as described above circumferentially apply liquid washer and at the nearby place being connected with the washer initially applied
Terminate coating, it will be able to be readily formed the 2nd liquid gasket portion 92.Therefore, work needed for can reduce the 2nd working procedure of coating S4
Husband.
As shown in figure 9, the 2nd liquid gasket portion 92 is configured at the position for leaning on radial outside than the 2nd seal member 72.That is,
In 2nd working procedure of coating S4, the 2nd liquid gasket portion 92 is formed in than the 2nd seal member 72 by radial outside by operating personnel etc.
Position.As shown in Figure 10, under the circumferential both ends and third portion 92c of the part 1 92a formed in the 2nd working procedure of coating S4
The end of side is connected with the circumferential both ends in the 1st liquid gasket portion 91.That is, operating personnel etc. will apply in the 2nd working procedure of coating S4
The circumferential both ends for applying the washer of the liquid on the face of the upside in connector portion 63 are applied with the 1st respectively via third portion 92c
The circumferential both ends for applying the washer of the liquid applied in process S2 connect.
Installation procedure S5 is the edge for edge and the 2nd opening portion 22a for making the 1st opening portion 21a across the 2nd liquid gasket portion
92 and contact, to process that the 2nd shell 22 is installed on the 1st shell 21.Operating personnel etc. keeps the 2nd shell 22 close from upside
1st shell 21, by the partial insertion of the upside of bus bar unit 60 in the inside of the 2nd shell 22.In this way, operating personnel etc. makes
The face of the downside of 2 flange parts 27 across the 2nd liquid gasket portion 92 and with the face contact of the upside of the 1st flange part 24 and make upper wall
The face of the downside of portion 26a across the 2nd liquid gasket portion 92 and the face contact with the upside of connector portion 63.
At this point, when making the 2nd shell 22 close to 1 shell 21, coated on the 1st flange part 24 and connector portion 63
It is flattened and extended by the 2nd shell 22 in 2 liquid gasket portions 92.The 1st opposed portion 93 and the 2nd opposed portion 94 extend toward each other as a result,
And it connects.In this state, the 1st ring spacer portion 51 is produced and hardening coated washer.Therefore, pacifying
Fill in process S5, operating personnel it is equal and extending the 2nd liquid gasket portion 92 by the 2nd liquid gasket portion 92 across gap
Each other, i.e. the 1st opposed portion 93 and the 2nd opposed portion 94 are joined to one another for the part that portion G1 is disconnected, to be formed circumferentially
Cricoid 1st ring spacer portion 51.The hardening of the washer of liquid after the washer for being coated with liquid for example by passing through regulation
Time and occur.
Here, when making the 1st shell 21 and the 2nd shell 22 across the washer contacts of coated liquid, the 1st shell sometimes
The air of the inside of the air of 21 inside and the 2nd shell 22 is discharged to the outside of shell 20.At this point, when air passes through liquid
Washer when, sometimes due to air and cause the washer of liquid to extend excessively thin.In this case, the thickness of washer becomes sometimes
Deficiency, to will suitably can not be sealed between the 1st shell 21 and the 2nd shell 22.
In contrast, according to the present embodiment, since the 2nd liquid gasket portion 92 is in the shape disconnected across space part G1,
Therefore want the outside that can be discharged to shell 20 by space part G1 by the air in the 2nd liquid gasket portion 92.Therefore, can
The washer for leading to the liquid for constituting the 2nd liquid gasket portion 92 due to air is inhibited to extend excessively thin.In addition, by by the 2nd shell
Body 22 is installed on the 1st shell 21 and extends the washer of liquid, so as to make space part G1 disappear.Thereby, it is possible to be formed in
The cricoid 1st ring spacer portion of required thickness will be sealed by having in entire scope between the 1st shell 21 and the 2nd shell 22
51。
In conclusion according to the present embodiment, the washer of coating liquid is obtained and has formed the motor 10 of washer portion 50
Manufacturing method, the manufacturing method of the motor 10 can be improved the leakproofness between the 1st shell 21 and the 2nd shell 22.In addition, obtaining
Motor 10 with following construction: the 1st shell 21 and the 2nd shell can be improved by the washer portion 50 of the washer of liquid
Leakproofness between 22.
According to the present embodiment, busbar retainer 61 has the outside that shell 20 is projected into via through hole 20a
Connector portion 63.Also, in installation procedure S5, operating personnel etc. make the 2nd shell 22 across the 2nd liquid gasket portion 92 and with even
Connect the face contact of the upside in device portion 63.Thereby, it is possible to pass through the 2nd liquid gasket portion 92 for connector portion 63 and through hole 20a's
A part sealing between medial surface.Therefore, even if in the case where being provided with connector portion 63, it also can be improved the 1st shell
Leakproofness between 21 and the 2nd shell 22.
According to the present embodiment, make the liquid applied on the face of the upside of connector portion 63 in the 2nd working procedure of coating S4
The circumferential both ends of washer be connected with the circumferential both ends in the 1st liquid gasket portion 91 coated in the 1st working procedure of coating S2.
Thereby, it is possible to be surrounded using the washer of liquid around connector portion 63, so as to obtain that there is the 2nd ring spacer portion 52
Motor 10.Therefore, it can will sealed between connector portion 63 and the medial surface of through hole 20a within the scope of complete cycle.Therefore, energy
Enough further increase the leakproofness between the 1st shell 21 and the 2nd shell 22.
For example, it is contemplated that following situations: when space part G1 is configured at the face of the upside of the 1st flange part 24, in installation procedure
The washer of liquid after extending in S5 can be flowed into the inside of the 1st shell 21.In this case, the part disconnected by space part G1
Washer amount reduce, it is possible to the part disconnected by space part G1 is not connected suitably each other.
In contrast, according to the present embodiment, space part G1 is configured at the face of the upside of connector portion 63.Therefore, can
The washer of liquid after inhibiting extension is flowed into the inside of the 1st shell 21.Thereby, it is possible to inhibit the washer of the 1st opposed portion 93
The amount of the washer of amount and the 2nd opposed portion 94 is reduced, and can suitably be connected the 1st opposed portion 93 and the 2nd opposed portion 94 in extension
It picks up and.
It is connected by the 1st opposed portion 93 with the 2nd opposed portion 94 and constitutes wide width part 51f.That is, the 1st ring spacer portion 51
The wide width part 51f as the 1st interconnecting piece for being connected with the 1st opposed portion 93 with the 2nd opposed portion 94 and constituting.In the 1st opposed portion
93 and the 2nd opposed portion 94 extend and after contacting with each other, if the 1st opposed portion 93 and the 2nd opposed portion 94 further expand, liquid
The washer of shape is radially extruded.As a result, in the wide width part 51f as the 1st interconnecting piece, radial size is greater than other portions
Point.In this way, having produced by using the manufacturing method for the present embodiment for being provided with space part G1 with wide width part 51f's
1st ring spacer portion 51.
In addition, the face of the downside of connector portion 63 is pressed on the 1st flange part 24, to also make in installation procedure S5
The extension of 1st liquid gasket portion 91.In addition, the 1st liquid gasket portion 91 can extend in the 2nd arrangement step S3, it can also be the 2nd
It is extended in arrangement step S3 and installation procedure S5 the two processes.The 1st ring spacer portion 51 has been produced as described above, and
The 4th part 52a is produced and hardening the 1st liquid gasket portion 91 after extension, to produce the 2nd ring spacer
Portion 52.Washer portion 50 has been produced as a result,.
In installation procedure S5, when the 2nd shell 22 is installed on 1 shell 21, the face of the downside of annulus 25a via
It is installed on the 2nd seal member 72 of busbar retainer 61 and the face contact with the upside of busbar retainer 61.Pass through as a result,
2nd seal member 72 will seal between the 2nd shell cover 22b and busbar retainer 61.That is, in installation procedure S5, operation
Personnel etc. make the 2nd shell cover 22b via the 2nd seal member 72 face contact with the upside of busbar retainer 61, thus
It will be sealed between the face of the downside of 2nd shell cover 22b and the face of the upside of busbar retainer 61.
Here, to than the 2nd seal member 72 by the washer of the position of radial outside coating liquid, when by the
When 2 shells 22 are installed on 1 shell 21, confined space is formed between the 2nd seal member 72 and the washer of liquid.Therefore, the 2nd is close
The air sealed between component 72 and the washer of liquid is mobile to radial outside via the washer of liquid, is easy to make the washer of liquid
A part extends excessively thin.It is sometimes prone to further decrease the leakproofness between the 1st shell 21 and the 2nd shell 22 as a result,.
It in contrast, according to the present embodiment, as described above, can be by the 2nd seal member 72 and the 2nd ring spacer
Air between portion 52 is discharged via space part G1.Therefore, even if in the case where being provided with the 2nd seal member 72, also can
The a part in the 2nd ring spacer portion 52 is inhibited to extend excessively thin, so as to improve between the 1st shell 21 and the 2nd shell 22
Leakproofness.In addition, the 1st shell 21 and the 2nd can be further increased by the 1st seal member 71 of setting and the 2nd seal member 72
Leakproofness between shell 22.
Here, if being provided with the 1st seal member 71 and the 2nd seal member 72, though moisture from the 1st flange part 24 with
Gap between 2nd flange part 27 enters, and is also able to suppress moisture and enters rotor 30 and stator 40.But sometimes from the 1st flange
The moisture that gap between portion 24 and the 2nd flange part 27 enters can accumulate between busbar retainer 61 and shell 20.At this
In the case of, sometimes due to moisture and cause shell 20 to be easy to happen corrosion.
In contrast, according to the present embodiment, it other than the 1st seal member 71 and the 2nd seal member 72, is additionally provided with
1st ring spacer portion 51, therefore be able to suppress moisture and enter between busbar retainer 61 and shell 20.Thereby, it is possible to inhibit
Shell 20 corrodes.
As long as the 2nd seal member 72 can be installed on busbar before installation procedure S5 at any time and kept
Frame 61.2nd seal member 72 is for example embedded in slot 61a before the 2nd arrangement step S3 and is installed on busbar retainer
61.In the state of being embedded in slot 61a, the upper end of the 2nd seal member 72 is located at the upper end of the washer than coated liquid
Position on the lower.Therefore, in installation procedure S5, washer of the 2nd shell 22 before the 2nd seal member 72 first with liquid is
The contact of 2nd liquid gasket portion 92.
Operating personnels etc. are after being installed on the 1st shell 21 for the 2nd shell 22, from the downside of the 1st mounting portion 24a by the 1st
A part of mounting portion 24a and a part of the 2nd mounting portion 27a are together to upside calking, thus by the 1st shell 21 and the 2nd shell
Body 22 is fixed up.In addition, in Fig. 8 into Figure 10, the part of the calking in the 1st mounting portion 24a is shown with double dot dash line.
The present invention is not limited to above-mentioned embodiments, can also use other structures.As long as washer portion has the 1st loop pads
Circle portion, is not particularly limited.It is narrow that 1st ring spacer portion can also have radial size to become smaller in circumferential a part
Portion replaces wide width part.In this case, the 1st interconnecting piece that the 1st opposed portion is connected and constitutes with the 2nd opposed portion is narrow width part.
Narrow width part is smaller than the radial size of the part other than the narrow width part in the 1st ring spacer portion.Such as in the 1st opposed portion and the 2nd
Opposed portion extension and contact in the case where, if width of the amount of the washer of the 1st opposed portion and the 2nd opposed portion relative to space part
Less, then the radial size of the 1st interconnecting piece is less than other parts sometimes, to produce narrow width part.In this way, using
In the case where the method for forming the liquid gasket portion disconnected by space part, according to the washer of the width of space part and liquid gasket portion
Amount between relationship, produce wide width part sometimes, produce narrow width part sometimes.
2nd ring spacer portion can also be arranged independently of the 1st ring spacer portion.That is, a part in the 2nd ring spacer portion
It can not also be made of a part in the 1st ring spacer portion.It can also be not provided with the 2nd ring spacer portion.
1st seal member and the 2nd seal member are also possible to the seal member other than o-ring.It is close can also to be not provided with the 1st
Seal the either or both in component and the 2nd seal member.It can also be not provided with bus bar unit.
In liquid gasket portion formation process, exist as long as forming at least part and being configured at the edge comprising the 1st opening portion
Interior part and the liquid gasket portion of the shape disconnected in cricoid a part circumferentially across space part, then coating liquid
The range etc. of the washer of shape is not particularly limited.For example, in the above-described embodiment, as liquid gasket portion formation process
The 2nd working procedure of coating S4 in, be coated with the washer for constituting entire 2nd liquid gasket portion 92, but not limited to this.For example, it is also possible to
It is the washer of liquid to be applied within the scope of the complete cycle in the radially inner edge portion of the 1st flange part 24 in the 1st working procedure of coating S2, the 2nd
The washer of liquid is only applied in working procedure of coating S4 to connector portion 63, to form the 2nd liquid gasket portion 92.In this case,
Part 1 92a in 2nd liquid gasket portion 92 is formed in the 1st working procedure of coating S2, the 2nd in the 2nd liquid gasket portion 92
Part 92b and third portion 92c is formed in the 2nd working procedure of coating S4.
As long as the 1st working procedure of coating can be carried out at any time before the 2nd arrangement step.Such as it can match the 1st
The 1st working procedure of coating is carried out before setting process.It can also be without the 1st working procedure of coating.
As long as the liquid gasket portion formed in liquid gasket portion formation process circumferentially it is cricoid a part every
Space part disconnect shape, then can be any shape.The liquid gasket portion example formed in liquid gasket portion formation process
The shape as being also possible to the 2nd liquid gasket portion 192 shown in Figure 11.As shown in figure 11, in the 2nd liquid gasket portion 192
In, part 2 192b has the 3rd opposed portion 193 and the 4th opposed portion 194.That is, the 2nd liquid gasket portion 192 has the 3rd opposed portion
193 and the 4th opposed portion 194.3rd opposed portion 193 and the 4th opposed portion 194 are on the whole circumferentially.
3rd opposed portion 193 has the 1st straight line portion 193a and the 2nd straight line portion 193b.1st straight line portion 193a is from circumferential one
The end of the upside of the third portion 92c of side according to more towards the circumferential other side and more by radial outside direction obliquely in straight
The part that threadiness extends.2nd straight line portion 193b is that Y linearly extends in the width direction from the front end of the 1st straight line portion 193a
Part.As long as being not necessarily straight line in addition, the 1st straight line portion 193a and the 2nd straight line portion 193b extend along above-mentioned direction
Shape, can also be bent or buckling etc..
4th opposed portion 194 has the 1st straight line portion 194a and the 2nd straight line portion 194b.1st straight line portion 194a is from circumferential another
The end of the upside of the third portion 92c of side according to more towards circumferential side and more by radial outside direction obliquely in straight
The part that threadiness extends.2nd straight line portion 194b is that Y linearly extends in the width direction from the front end of the 1st straight line portion 194a
Part.The radial outside of from 2nd straight line portion 194b to the 2nd straight line portion 193b are separate and configure.2nd straight line portion 193b and the 2nd is straight
Line portion 194b is opposed radially across space part G2.That is, the 3rd opposed portion 193 and the 4th opposed portion 194 are across space part G2
And it is opposed radially.As long as not necessarily must in addition, the 1st straight line portion 194a and the 2nd straight line portion 194b extend along above-mentioned direction
Be it is linear, can also be bent or buckling etc..
According to this structure, it can easily make space part G2 longer on width direction Y, make the 3rd opposed portion 193 and the 4th
The part opposite each other of opposed portion 194 is larger on width direction Y.Therefore, though one of the width direction Y in space part G2
In the case that part is not landfilled, also easily it is landfilled by other a part of space part G2 by 193 He of the 3rd opposed portion
4th opposed portion 194 connects.Therefore, it has been readily formed the 1st ring spacer portion 151 shown in Figure 12.
Washer as applying liquid as shown in Figure 11 is formd as shown in Figure 12 by carrying out installation procedure S5
1st ring spacer portion 151.In addition, the diagram of the 2nd shell 22 is omitted in Figure 12.As shown in figure 12, the 1st ring spacer portion
151 part 2 151b has wide width part 151f.Wide width part 151f is that the 3rd opposed portion 193 is connected and structure with the 4th opposed portion 194
At the 2nd interconnecting piece.That is, the 1st ring spacer portion 151 has the wide width part 151f as the 2nd interconnecting piece.
The radial size of wide width part 151f is greater than the part other than the wide width part 151f in the 1st ring spacer portion 151
Radial size.3rd opposed portion 193 is opposed radially across space part G2 with the 4th opposed portion 194, therefore by by the 3rd
Opposed portion 193 and the 4th opposed portion 194 connect and are provided with the radial part become large-sized.Wide width part 151f is the 2nd
Divide the circumferential center portion of 151b.
Stage portion 151g, 151h is respectively arranged at the circumferential both ends of wide width part 151f.Stage portion 151g is set to width
The end of the circumferential side of width portion 151f, constitutes following step: from the circumferential direction positioned at wide width part 151f in part 2 151b
The part of side with towards wide width part 151f and it is prominent to radial outside.Stage portion 151g is by the 2nd in the 4th opposed portion 194
The front end of straight line portion 194b is constituted.
Stage portion 151h is set to the end of the circumferential other side of wide width part 151f, constitutes following step: from part 2
The part of the circumferential other side positioned at wide width part 151f in 151b with towards wide width part 151f and it is prominent to radially inner side.Platform
Rank portion 151h is made of the front end of the 2nd straight line portion 193b in the 3rd opposed portion 193.
In the 2nd liquid gasket portion 192 shown in Fig. 9 and the 2nd liquid gasket portion 92 shown in Fig. 10 and Figure 11, gap
The position in portion is not particularly limited.Space part also can be set in the face of the upside of the 1st flange part.Also multiple gaps can be set
Portion.
The purposes of the motor of above-mentioned embodiment is not particularly limited.In addition, above-mentioned each structure can be not mutual
It is appropriately combined in the range of contradiction.
Claims (13)
1. a kind of manufacturing method of motor, the motor include
Rotor has the axis configured along central axis;
Stator is configured at the radial outside of the rotor;And
Shell stores the rotor and the stator in inside,
The shell includes
1st shell of tubular has in the 1st opening portion of an axial side opening;And
2nd shell of tubular has in the 2nd opening portion of axial another side opening, and the 2nd shell is in the 1st shell
Axial side described in the edge of the 2nd opening portion and the mode of portion contacts of the 1st opening portion be fixed on the 1st shell
Body,
The manufacturing method of the motor be characterized in that, comprising the following steps:
Liquid gasket portion formation process, applies the washer of liquid and forms liquid gasket portion, and at least one of the liquid gasket portion
Distribution is placed in the part including the edge comprising the 1st opening portion;And
Installation procedure connects the edge of the 1st opening portion and the edge of the 2nd opening portion across the liquid gasket portion
Touching, so that the 2nd shell is installed on the 1st shell,
The shape that the liquid gasket portion is disconnected in cricoid a part circumferentially across space part,
In the installation procedure, make the liquid gasket portion extend and by the liquid gasket portion across the space part
The part of disconnection is joined to one another, to form cricoid 1st ring spacer portion circumferentially.
2. the manufacturing method of motor according to claim 1, which is characterized in that
The motor includes
Busbar is electrically connected with the stator;And
Busbar retainer is configured at the axial side of the stator, keeps to the busbar,
The shell has the through hole for the wall portion for radially penetrating through the shell,
The busbar retainer includes
Busbar keeps frame body, is configured at the inside of the shell;And
Connector portion keeps frame body to extend to radial outside, is projected into institute via the through hole from the busbar
The outside of shell is stated,
The manufacturing method of the motor also includes the following process:
1st arrangement step, by the rotor and the stator arrangement in the inside of the 1st shell;And
The busbar retainer is configured at the axial side of the stator by the 2nd arrangement step,
In liquid gasket portion formation process, institute at least circumferentially is applied to the face of the axial side of the connector portion
It states the washer of liquid and forms the liquid gasket portion,
In the installation procedure, make the 2nd shell across the liquid gasket portion and with the connector portion axial one
The face contact of side.
3. the manufacturing method of motor according to claim 2, which is characterized in that
The motor also includes
1st seal member is configured in the radial outer side of the busbar retainer in the ring-type circumferentially extended
The part of the axial other side;And
2nd seal member is configured at the face of the axial side of the busbar retainer in the ring-type circumferentially extended,
2nd shell includes
2nd shell cover covers the axial side of the stator;And
2nd shell canister portion, from the radially outer edge portion of the 2nd shell cover, the other side extends in the axial direction,
In the 2nd arrangement step, the part of the axial other side of the busbar retainer is embedded in the 1st shell
Inside, by the 1st seal member by the radial direction in the radially inner side face of the 1st shell and the busbar retainer
It is sealed between lateral surface,
In liquid gasket portion formation process, it is formed in the liquid gasket portion than the 2nd seal member by radial
The position in outside,
In the installation procedure, make the 2nd shell cover across the 2nd seal member and with the busbar retainer
Axial side face contact, thus by the face of the axial other side of the 2nd shell cover and the busbar retainer
It is sealed between the face of axial side.
4. the manufacturing method of motor according to claim 2 or 3, which is characterized in that
It include also working procedure of coating before the 2nd arrangement step, in the working procedure of coating, circumferentially to the 1st opening
The part of the axial other side for being configured at the connector portion in the edge in portion applies the washer of the liquid,
In liquid gasket portion formation process, make the liquid on the face of the axial side coated in the connector portion
The circumferential both ends of washer connect respectively with the circumferential both ends of the washer of the liquid applied in the working procedure of coating.
5. the manufacturing method of motor according to claim 2 or 3, which is characterized in that
The space part is configured at the face of the axial side of the connector portion.
6. the manufacturing method of motor according to claim 1 or 2, which is characterized in that
The liquid gasket portion has across the space part and in the circumferential opposed the 1st opposed portion and the 2nd opposed portion.
7. the manufacturing method of motor according to claim 6, which is characterized in that
The 1st ring spacer portion has the 1st connection for being connected by the 1st opposed portion with the 2nd opposed portion and constituting
Portion,
The radial size of 1st interconnecting piece is more than or less than other than the 1st interconnecting piece in the 1st ring spacer portion
Part radial size.
8. the manufacturing method of motor according to claim 1 or 2, which is characterized in that
The liquid gasket portion has the 3rd opposed portion and the 4th opposed portion circumferentially,
3rd opposed portion and the 4th opposed portion are opposed radially across the space part.
9. the manufacturing method of motor according to claim 8, which is characterized in that
The 1st ring spacer portion has the 2nd connection for being connected by the 3rd opposed portion with the 4th opposed portion and constituting
Portion,
The radial size of 2nd interconnecting piece is greater than the part other than the 2nd interconnecting piece in the 1st ring spacer portion
Radial size.
10. a kind of motor, includes
Rotor has the axis configured along central axis;
Stator is configured at the radial outside of the rotor;And
Shell stores the rotor and the stator in inside,
The shell includes
1st shell of tubular has in the 1st opening portion of an axial side opening;And
2nd shell of tubular has in the 2nd opening portion of axial another side opening, and the 2nd shell is in the 1st shell
Axial side described in the edge of the 2nd opening portion and the mode of portion contacts of the 1st opening portion be fixed on the 1st shell
Body,
The motor is characterized in that,
The edge of 1st opening portion and the edge of the 2nd opening portion are across cricoid 1st ring spacer portion circumferentially
And contact,
The 1st ring spacer portion is the washer of liquid, and has radial become large-sized in circumferential a part
Partially or in the part that there is circumferential a part radial size to become smaller.
11. motor according to claim 10, which is characterized in that
The motor also includes
Busbar is electrically connected with the stator;And
Busbar retainer is configured at the axial side of the stator, keeps to the busbar,
The shell has the through hole for the wall portion for radially penetrating through the shell,
The busbar retainer includes
Busbar keeps frame body, is configured at the inside of the shell;And
Connector portion keeps frame body to extend to radial outside, is projected into institute via the through hole from the busbar
The outside of shell is stated,
The 1st ring spacer portion includes
It is configured at the part between the edge of the 1st opening portion and the axial direction of the edge of the 2nd opening portion;And
It is configured at the part between the face of the axial side of the connector portion and the axial direction of the 2nd shell.
12. motor according to claim 11, which is characterized in that
The motor also includes
1st seal member is configured in the radial outer side of the busbar retainer in the ring-type circumferentially extended
The part of the axial other side;And
2nd seal member is configured at the face of the axial side of the busbar retainer in the ring-type circumferentially extended,
2nd shell includes
2nd shell cover covers the axial side of the stator;And
2nd shell canister portion, from the radially outer edge portion of the 2nd shell cover, the other side extends in the axial direction,
1st seal member by the radial outer side of the radially inner side face of the 1st shell and the busbar retainer it
Between seal,
2nd seal member is by the axial direction in the face of the axial other side of the 2nd shell cover and the busbar retainer
It is sealed between the face of side,
The 1st ring spacer portion configuration is in the position for leaning on radial outside than the 2nd seal member.
13. motor according to claim 11 or 12, which is characterized in that
When being observed along the direction that the connector portion extends, in the medial surface of the through hole and the outside of the connector portion
Cricoid 2nd ring spacer portion configured with the encirclement connector portion between face,
The a part in the 2nd ring spacer portion is made of a part in the 1st ring spacer portion.
Applications Claiming Priority (2)
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JP2018-017877 | 2018-02-05 | ||
JP2018017877A JP2019135888A (en) | 2018-02-05 | 2018-02-05 | Manufacturing method for motor, and motor |
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CN110120727A true CN110120727A (en) | 2019-08-13 |
CN110120727B CN110120727B (en) | 2021-05-25 |
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CN201910079398.5A Active CN110120727B (en) | 2018-02-05 | 2019-01-28 | Motor manufacturing method and motor |
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CN (1) | CN110120727B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021133973A1 (en) | 2021-12-21 | 2023-06-22 | Kiekert Aktiengesellschaft | Actuator for automotive applications |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN211854542U (en) | 2019-12-16 | 2020-11-03 | 浙江盾安禾田金属有限公司 | Air conditioner, electronic expansion valve and electromagnetic coil structure thereof |
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Also Published As
Publication number | Publication date |
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JP2019135888A (en) | 2019-08-15 |
CN110120727B (en) | 2021-05-25 |
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