CN206195564U - Magnetic suspension bearing stator alinco assembled positioner - Google Patents
Magnetic suspension bearing stator alinco assembled positioner Download PDFInfo
- Publication number
- CN206195564U CN206195564U CN201621133332.8U CN201621133332U CN206195564U CN 206195564 U CN206195564 U CN 206195564U CN 201621133332 U CN201621133332 U CN 201621133332U CN 206195564 U CN206195564 U CN 206195564U
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- magnetic
- bearing
- magnet steel
- magnetic suspension
- suspension bearing
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Abstract
The utility model discloses a magnetic suspension bearing stator alinco assembled positioner. This magnetic suspension bearing stator alinco assembled positioner is used for realizing magnetic suspension bearing's magnet steel location installation, magnetic suspension bearing includes magnetic conduction ring (1), magnet steel (2) and bearing stator module (3), magnet steel (2) are fixed to be set up on magnetic conduction ring (1), magnetic suspension bearing stator alinco assembled positioner includes guide post (4), support (5) and elevating system (6), movably setting is on guide post (4) about elevating system (6), support (5) set up on guide post (4), magnetic conduction ring (1) is fixed to be set up on elevating system (6), bearing stator module (3) are fixed to be set up on support (5). According to the utility model discloses a magnetic suspension bearing stator alinco assembled positioner receives great impact force in the time of can avoiding the magnet steel with the assembly of bearing stator module, effectively protects the magnet steel.
Description
Technical field
The utility model is related to magnetic levitation technology field, in particular to a kind of assembling of magnetic suspension bearing magnetic steel of stator
Positioner.
Background technology
Magnetic suspension application product is ultrahigh speed machine, and its magnetic suspension bearing is the parts of precision.Magnetic suspension bearing
Stator is its key components and parts, and the integrity degree of its magnet steel and the precision of rigging position all should be guaranteed, so as to reduce magnetic field
The uneven influence to rotor.
Generally, existing magnetic suspension bearing magnetic steel of stator assembling structure is as shown in figure 1, including bearing stator coil 1 ', axle
Hold stator core 2 ', the bearing stator collar 3 ', stainless steel locating dowel 4 ', sheet magnet steel 5 ', magnetic guiding loop 6 '.Magnetic suspension bearing stator
The assembling process of magnet steel is mainly, and will first be bonded the magnetic guiding loop 6 ' of multi-disc sheet magnet steel 5 ' by under stainless steel locating dowel 4 '
Fall, sheet magnet steel 5 ' is inhaled on the bearing stator collar 3 '.Before this, bearing stator coil 1 ' and bearing stator iron core 2 ' be
Bearing stator component is constituted on the bearing stator collar 3 ' through hot jacket.After magnet steel is adsorbed onto on the bearing stator collar, will be whole
Bearing stator is rolled, tapped, make magnetic guiding loop and magnet steel substantially keep coaxial with bearing stator iron core.
This kind of assembling mode stress when magnet steel is with bearing stator component directly contact is larger, easily makes magnet steel fragmentation, while
Also finger is easily hurt.If first paved with soft material such as working of plastics taking away again, easily edges of plastics material is clamped in magnet steel
Between the bearing stator collar.Meanwhile, manually to magnet steel and bearing stator component carry out install positioning be then difficult to ensure that magnetic guiding loop,
Magnet steel is coaxial with bearing stator iron core.
Utility model content
A kind of magnetic suspension bearing magnetic steel of stator assembling positioner is provided in the utility model embodiment, magnet steel can be avoided
Greater impact power is subject to when being assembled with bearing stator component, magnet steel is effectively protected.
To achieve the above object, the utility model embodiment provides a kind of magnetic suspension bearing magnetic steel of stator assembling positioning dress
Put, the magnet steel location and installation for realizing magnetic suspension bearing, magnetic suspension bearing includes magnetic guiding loop, magnet steel and bearing stator component,
Magnet steel is fixedly installed on magnetic guiding loop, and magnetic suspension bearing magnetic steel of stator assembling positioner includes lead column, bearing and lift
Structure, elevating mechanism is movably up/down arranged in lead column, and bearing is arranged in lead column, and magnetic guiding loop is fixedly installed on lifting
In mechanism, bearing stator component is fixedly installed on bearing.
Preferably, elevating mechanism is set in outside magnetic guiding loop, lead column is set in the inner circumferential of magnetic guiding loop, and seat supports are in axle
Hold the bottom of stator module.
Preferably, elevating mechanism includes crane and is supported on crane bottom and adjusts the regulation machine of crane height
Structure.
Preferably, governor motion includes the first adjusting nut, the periphery of lead column has external screw thread, the first adjusting nut
It is spirally connected with lead column.
Preferably, crane includes base plate, column and locking member, governor motion is supported on the bottom of base plate, column position
In the outer circumferential side of magnetic guiding loop, and it is circumferentially disposed on base plate, locking member is arranged on column, and is fixedly connected with magnetic guiding loop.
Preferably, being provided with screwed hole on column, locking member is to be arranged in screwed hole and stretched towards the periphery of magnetic guiding loop
The lock-screw for going out.
Preferably, characterized in that, magnetic suspension bearing magnetic steel of stator assembling positioner also include with one heart set up mechanism,
Mechanism is set up with one heart and is set in the inner circumferential of lead column and bearing stator component, and magnetic guiding loop and bearing stator component are carried out with one heart
Set up.
Preferably, set up mechanism with one heart and including upper and lower spaced two taper briquettings and being arranged on two taper pressures
Polylith magnet steel locating piece between block, polylith magnet steel locating piece is circumferentially arranged along the center for setting up mechanism with one heart, each magnet steel positioning
The both sides up and down of block and taper briquetting cone match.
Preferably, the top of taper briquetting above has the second adjusting nut for pushing taper briquetting, second
Adjusting nut is screwed onto in lead column.
Preferably, the bottom of underlying taper briquetting is provided with bearing, the bottom of bearing is provided with the 3rd regulation
Nut, the 3rd adjusting nut is screwed onto in lead column.
Using the technical solution of the utility model, magnetic suspension bearing magnetic steel of stator assembling positioner is used to realize magnetic suspension
The magnet steel location and installation of bearing, magnetic suspension bearing includes magnetic guiding loop, magnet steel and bearing stator component, and magnet steel is fixedly installed on magnetic conduction
On ring, magnetic suspension bearing magnetic steel of stator assembling positioner includes lead column, bearing and elevating mechanism, and elevating mechanism is removable up and down
It is arranged in lead column dynamicly, bearing is arranged in lead column, magnetic guiding loop is fixedly installed on elevating mechanism, bearing stator component
It is fixedly installed on bearing.When the alinco assembled of magnetic suspension bearing stator is carried out, magnetic guiding loop can be controlled by elevating mechanism
It is slow to decline so that magnet steel slowly can be drawn close to bearing stator component, and finally be adjacent to bearing stator component, complete magnet steel and exist
Assembling on bearing stator component.During this, the close speed of magnet steel is controlled by the rising or falling speed of elevating mechanism, therefore energy
Enough avoid magnet steel quickly with bearing stator component touch, reduce stress when magnet steel and bearing stator component touch, it is to avoid magnet steel
The excessive breakage of stress, effectively protection is formed to magnet steel.
Brief description of the drawings
Accompanying drawing described herein is used for providing being further understood to of the present utility model, constitutes the part of the application,
Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper
Limit.In the accompanying drawings：
Fig. 1 is the structural representation of magnetic suspension bearing of the prior art；
Fig. 2 is the structural representation of the magnetic suspension bearing magnetic steel of stator assembling positioner of the embodiment of the present invention；
Fig. 3 is that the magnetic suspension bearing magnetic steel of stator assembling positioner of the embodiment of the present invention is in magnet steel position fixing process
Structural representation；
Fig. 4 is that the magnetic suspension bearing magnetic steel of stator assembling positioner of the embodiment of the present invention coaxially adjusts process in magnet steel
In structural representation.
Description of reference numerals：1st, magnetic guiding loop；2nd, magnet steel；3rd, bearing stator component；4th, lead column；5th, bearing；6th, lift
Structure；7th, crane；8th, the first adjusting nut；9th, base plate；10th, column；11st, locking member；12nd, taper briquetting；13rd, magnet steel positioning
Block；14th, the second adjusting nut；15th, the 3rd adjusting nut；16th, the bearing stator collar；17th, bearing stator iron core；18th, bearing is fixed
Subcoil.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as to this practicality
New restriction.
Referring to shown in Fig. 2 to Fig. 4, according to embodiment of the present utility model, magnetic suspension bearing magnetic steel of stator assembling positioning dress
The magnet steel location and installation for realizing magnetic suspension bearing is put, the wherein magnetic suspension bearing is fixed including magnetic guiding loop 1, magnet steel 2 and bearing
Sub-component 3, magnet steel 2 is fixedly installed on magnetic guiding loop 1, the magnetic suspension bearing magnetic steel of stator assembling positioner include lead column 4,
Bearing 5 and elevating mechanism 6, elevating mechanism 6 are movably up/down arranged in lead column 4, and bearing 5 is arranged in lead column 4, is led
Magnet ring 1 is fixedly installed on elevating mechanism 6, and bearing stator component 3 is fixedly installed on bearing 5.
When the alinco assembled of magnetic suspension bearing stator is carried out, under by elevating mechanism 6 magnetic guiding loop 1 being controlled slow
Drop so that magnet steel 2 slowly can be drawn close to bearing stator component 3, and finally be adjacent to bearing stator component 3, completes magnet steel 2 in axle
Hold the assembling on stator module 3.During this, the close speed of magnet steel 2 is controlled by the rising or falling speed of elevating mechanism 6, therefore
Magnet steel 2 can be avoided quickly to be contacted with bearing stator component 3, reduce stress when magnet steel 2 is contacted with bearing stator component 3, kept away
Exempt from the excessive breakage of stress of magnet steel 2, effectively protection is formed to magnet steel 2.
Bearing stator component includes the bearing stator collar 16, bearing stator iron core 17 and bearing stator coil 18, its axis
Stator coil 18 and the hot jacket of bearing stator iron core 17 are held on the bearing stator collar 16, monoblock type is formed with the bearing stator collar 16
Structure, and ensure the installation axiality of bearing stator coil 18 and bearing stator iron core 17 by the bearing stator collar 16.Cause
This, when the assembling for carrying out magnet steel 2 is positioned, as long as ensure that the bearing stator collar 16, bearing stator coil 18 and bearing are determined
The axiality of one of sub- iron core 17 and magnet steel 2, it is possible to ensure that whole bearing stator component 3 is coaxial with the assembling of magnet steel 2
Degree, can reduce the assembly difficulty of magnet steel 2 and bearing stator component 3, improve assembly precision.
Elevating mechanism 6 is set in outside magnetic guiding loop 1, and lead column 4 is set in the inner circumferential of magnetic guiding loop 1, and bearing 5 is supported on bearing to be determined
The bottom of sub-component 3.Bearing 5 can be supported to bearing stator component 3, prevent bearing stator component 3 from gliding, so as to ensure
When elevating mechanism 6 drives 1 elevating movement of magnetic guiding loop, bearing stator component 3 can be remained stationary as so that magnetic guiding loop 1 can be
Slowly drawn close to the bearing stator component 3 on bearing 5 in the presence of elevating mechanism 6, and gradually make magnet steel 2 and the bearing stator collar
Contact is formed between 16, reduces the interaction force between magnet steel 2 and the bearing stator collar 16, reduce impact strength.
The bearing 5 can be fixedly installed in lead column 4 by modes such as welding, it is also possible to by other location structure realities
Axially position in present lead column 4, stabilization support is formed to bearing stator component 3 as long as ensure that so that magnet steel 2 can be with
Slowly stably drawn close to bearing stator component 3.
In the present embodiment, elevating mechanism 6 includes crane 7 and is supported on the bottom of crane 7 and adjusts the height of crane 7
Governor motion.The governor motion can be adjusted to the height of crane 7, so as to adjust what is be fixedly connected with crane 7
The position of magnetic guiding loop 1 so that magnet steel 2 can reach precalculated position under the regulation of elevating mechanism 6, completes and bearing stator component
3 assembling.
Preferably, governor motion includes the first adjusting nut 8, and the periphery of lead column 4 has external screw thread, the first adjusting nut
8 are spirally connected with lead column 4.By adjusting the first adjusting nut 8, axial position of first adjusting nut 8 in lead column 4 can be adjusted
Put, and then adjust axial location of the magnet steel 2 in lead column 4, adjust simple and convenient.Because the first adjusting nut 8 is by rotation
Turn slow downward, therefore can more efficiently reduce magnet steel 2 to the close speed of bearing stator component 3, reduce between the two
Contact force.
Certainly, the governor motion can also be the telescoping mechanisms such as telescoping cylinder, as long as can complete to crane 7 in lead column
The slow adjustment of 4 axial location.
Crane 7 includes base plate 9, column 10 and locking member 11, and governor motion is supported on the bottom of base plate 9,10, column
In the outer circumferential side of magnetic guiding loop 1, and it is circumferentially disposed on base plate 9, locking member 11 is arranged on column 10, and it is solid with magnetic guiding loop 1
Fixed connection.Base plate 9 be fixedly connected after the separate machined of column 10, the difficulty of processing of crane 7 can be reduced, reduction is processed into
This, improves processing efficiency, while the material usage of column 10 can be reduced, reduces material cost.Can between base plate 9 and column 10
Think threaded connection, or welding etc..
Screwed hole is provided with column 10, locking member 11 is to be arranged on what is stretched out in screwed hole and towards the periphery of magnetic guiding loop 1
Lock-screw.When positioning install to magnetic guiding loop 1, magnetic guiding loop 1 can be adjusted to the axially suitable position of lead column 4 first
Put, then control lock-screw to stretch out, clamping magnetic guiding loop 1 completes the location and installation to magnetic guiding loop 1.Lock-screw can pass through
The effect of holding out against is pressed on the periphery of magnetic guiding loop 1, forms fixation to magnetic guiding loop 1, it is also possible to set screw on magnetic guiding loop 1
Hole, lock-screw is screwed into screw hole, completes the fixed installation to magnetic guiding loop 1.
In the present embodiment, magnetic suspension bearing magnetic steel of stator assembling positioner also includes setting up mechanism with one heart, adjusts with one heart
Determine the inner circumferential that mechanism is set in lead column 4 and bearing stator component 3, and magnetic guiding loop 1 and bearing stator component 3 are adjusted with one heart
It is fixed.Mechanism is set up with one heart by setting, can be after the assembling that magnet steel 2 completes with bearing stator component 3, to magnet steel 2 and bearing
The axiality of the bearing stator iron core 17 of stator module 3 is adjusted, it is ensured that magnet steel 2, magnetic guiding loop 1 and bearing stator iron core 17
Between coaxial precision.
In the present embodiment, mechanism is set up with one heart to be included upper and lower spaced two taper briquettings 12 and is arranged on two
Polylith magnet steel locating piece 13 between taper briquetting 12, polylith magnet steel locating piece 13 is circumferentially arranged along the center for setting up mechanism with one heart
Cloth, both sides up and down and the cone match of taper briquetting 12 of each magnet steel locating piece 13.
When the axiality to magnet steel 2 and bearing stator iron core 17 is adjusted, two taper briquettings 12 can be controlled
At least one of which makes magnet steel locating piece 13 outwardly against magnet steel is fixed along the axial movement extruding magnet steel locating piece 13 of lead column 4
Position block 13 is extended out, while compressing magnetic guiding loop 1 and bearing stator iron core 17, magnetic guiding loop 1 and bearing stator iron core 17 is applied with one heart
Corrective action power.Because magnet steel locating piece 13 is monolithic construction, therefore with preferable axiality, magnet steel locating piece 13 is existed
Extend out state and kept for a period of time, it is possible to complete to magnet steel 2 and the positioning of bearing stator iron core 17, realize magnet steel 2, magnetic guiding loop
1 and the same axial adjustment of bearing stator iron core 17, it is ensured that the coaxial precision of three.
In order to ensure magnet steel locating piece 13 to magnetic guiding loop 1 and the coaxial Adjustment effect of bearing stator iron core 17, magnet steel positioning
The length of block 13 should be more than the maximum of magnetic guiding loop 1 and bearing stator iron core 17 after magnet steel 2 is contacted with the bearing stator collar 16
Length sum, during ensureing to carry out same axial adjustment to magnetic guiding loop 1 and bearing stator iron core 17, magnetic guiding loop 1 and bearing stator iron core
17 coaxial corrective action power is more balanced, and Adjustment effect is more preferable.
Magnet steel locating piece 13 herein is split-type structure, periphery be it is cylindric, it is preferably fixed with magnetic guiding loop 1 and bearing
The inner circumferential shape of sub- iron core 17 matches, and during ensureing to carry out same axial adjustment to magnetic guiding loop 1 and bearing stator iron core 17, stress is not
Can glance off, improve Adjustment effect.
Taper briquetting 12 is circular cone shape structure, it is ensured that when being pushed to magnet steel locating piece 13, to magnet steel locating piece
The force of 13 each piecemeal is identical, and ensure that and push effect to magnet steel locating piece 13.
The top for being preferably located at the taper briquetting 12 of top has the second adjusting nut 14 for pushing taper briquetting 12,
Second adjusting nut 14 is screwed onto in lead column 4.Second adjusting nut 14 can apply uniformly to push work to taper briquetting 12
Firmly so that taper briquetting 12 can be pushed at the uniform velocity, multiple taper briquettings 12 are driven to apply uniform outer to magnet steel locating piece 13
Expand active force, under the reaction force of underlying taper briquetting 12, magnet steel locating piece 13 can bearing up-down force it is uniform, formed
Translation is acted on.Preferably, the structure of upper and lower two taper briquettings 12 is identical.
The bottom for being preferably located at the taper briquetting 12 of lower section is provided with bearing 5, and the bottom of bearing 5 is provided with the 3rd tune
Section nut 15, the 3rd adjusting nut 15 is screwed onto in lead column 4.3rd adjusting nut 15 can be to bearing 5 in lead column 4
Axial location is adjusted, or the axial location of the taper briquetting 12 of lower section is adjusted, so as to improve magnetic suspension shaft
The flexibility of magnetic steel of stator assembling positioning device structure regulation is held, the bigger scope of application is made it have.
The used use of each parts of above-mentioned magnetic suspension bearing magnetic steel of stator assembling positioner is non-magnetic material
Material, such as aluminium or non-magnetic stainless steel etc., so as to avoid it with the ferromagnetic material such as magnetic guiding loop 1 or bearing stator component 3
Suction, assembling effect of the influence magnetic suspension bearing magnetic steel of stator assembling positioner to magnet steel 2 are produced during material contact.
Certainly, above is preferred embodiment of the present utility model.It should be pointed out that for the ordinary skill of the art
For personnel, on the premise of the utility model general principle is not departed from, some improvements and modifications can also be made, these improvement
Protection domain of the present utility model is also considered as with retouching.
Claims (10)
1. a kind of magnetic suspension bearing magnetic steel of stator assembles positioner, the magnet steel location and installation for realizing magnetic suspension bearing, magnetic
Suspension bearing includes magnetic guiding loop (1), magnet steel (2) and bearing stator component (3), and the magnet steel (2) is fixedly installed on the magnetic conduction
On ring (1), it is characterised in that magnetic suspension bearing magnetic steel of stator assembling positioner include lead column (4), bearing (5) and
Elevating mechanism (6), the elevating mechanism (6) is movably up/down arranged in the lead column (4), and the bearing (5) is set
In the lead column (4), the magnetic guiding loop (1) is fixedly installed on the elevating mechanism (6), the bearing stator component
(3) it is fixedly installed on the bearing (5).
2. magnetic suspension bearing magnetic steel of stator according to claim 1 assembles positioner, it is characterised in that the lift
Structure (6) is set in the magnetic guiding loop (1) outward, and the lead column (4) is set in the inner circumferential of the magnetic guiding loop (1), the bearing (5)
It is supported on the bottom of the bearing stator component (3).
3. magnetic suspension bearing magnetic steel of stator according to claim 2 assembles positioner, it is characterised in that the lift
Structure (6) is including crane (7) and is supported on the crane (7) bottom and adjusts the governor motion of the crane (7) height.
4. magnetic suspension bearing magnetic steel of stator according to claim 3 assembles positioner, it is characterised in that the regulation machine
Structure includes the first adjusting nut (8), and the periphery of the lead column (4) has an external screw thread, first adjusting nut (8) with it is described
Lead column (4) is spirally connected.
5. magnetic suspension bearing magnetic steel of stator according to claim 3 assembles positioner, it is characterised in that the crane
(7) including base plate (9), column (10) and locking member (11), the governor motion is supported on the bottom of the base plate (9), described
Column (10) and is circumferentially disposed on the base plate (9), the locking member (11) positioned at the outer circumferential side of the magnetic guiding loop (1)
It is arranged on the column (10), and is fixedly connected with the magnetic guiding loop (1).
6. magnetic suspension bearing magnetic steel of stator according to claim 5 assembles positioner, it is characterised in that the column
(10) it is provided with screwed hole on, the locking member (11) is to be arranged in the screwed hole and towards the periphery of the magnetic guiding loop (1)
The lock-screw for stretching out.
7. magnetic suspension bearing magnetic steel of stator according to any one of claim 1 to 6 assembles positioner, and its feature exists
In the magnetic suspension bearing magnetic steel of stator assembling positioner also includes setting up mechanism with one heart, and the concentric setting mechanism is arranged
In the lead column (4) and the inner circumferential of the bearing stator component (3), and to the magnetic guiding loop (1) and the bearing stator group
Part (3) is set up with one heart.
8. magnetic suspension bearing magnetic steel of stator according to claim 7 assembles positioner, it is characterised in that the concentric tune
Determining mechanism includes upper and lower spaced two taper briquettings (12) and is arranged on many between two taper briquettings (12)
Block magnet steel locating piece (13), magnet steel locating piece (13) described in polylith is circumferentially arranged along the concentric center for setting up mechanism, each institute
State the both sides up and down of magnet steel locating piece (13) and taper briquetting (12) cone match.
9. magnetic suspension bearing magnetic steel of stator according to claim 8 assembles positioner, it is characterised in that above
The top of the taper briquetting (12) has the second adjusting nut (14) for pushing the taper briquetting (12), second regulation
Nut (14) is screwed onto in the lead column (4).
10. magnetic suspension bearing magnetic steel of stator according to claim 9 assembles positioner, it is characterised in that positioned at lower section
The bottom of the taper briquetting (12) be provided with the bearing (5), the bottom of the bearing (5) is provided with the 3rd adjusting nut
(15), the 3rd adjusting nut (15) is screwed onto in the lead column (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621133332.8U CN206195564U (en) | 2016-10-17 | 2016-10-17 | Magnetic suspension bearing stator alinco assembled positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621133332.8U CN206195564U (en) | 2016-10-17 | 2016-10-17 | Magnetic suspension bearing stator alinco assembled positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206195564U true CN206195564U (en) | 2017-05-24 |
Family
ID=58731141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621133332.8U Active CN206195564U (en) | 2016-10-17 | 2016-10-17 | Magnetic suspension bearing stator alinco assembled positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206195564U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411070A (en) * | 2016-10-17 | 2017-02-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnetic suspension bearing stator magnetic steel assembly positioning device |
| CN114499074A (en) * | 2022-02-22 | 2022-05-13 | 卓尔博（宁波）精密机电股份有限公司 | Motor stator and casing assembly quality |
-
2016
- 2016-10-17 CN CN201621133332.8U patent/CN206195564U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411070A (en) * | 2016-10-17 | 2017-02-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnetic suspension bearing stator magnetic steel assembly positioning device |
| CN106411070B (en) * | 2016-10-17 | 2019-01-25 | 珠海格力电器股份有限公司 | Magnetic suspension bearing stator magnetic steel assembling and positioning device |
| CN114499074A (en) * | 2022-02-22 | 2022-05-13 | 卓尔博（宁波）精密机电股份有限公司 | Motor stator and casing assembly quality |
| CN114499074B (en) * | 2022-02-22 | 2023-05-26 | 卓尔博（宁波）精密机电股份有限公司 | Motor stator and casing assembly quality |
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