CN108023448A - The rimless direct drive motor rotor assembly toolings of EHA - Google Patents
The rimless direct drive motor rotor assembly toolings of EHA Download PDFInfo
- Publication number
- CN108023448A CN108023448A CN201810040507.8A CN201810040507A CN108023448A CN 108023448 A CN108023448 A CN 108023448A CN 201810040507 A CN201810040507 A CN 201810040507A CN 108023448 A CN108023448 A CN 108023448A
- Authority
- CN
- China
- Prior art keywords
- rotor assembly
- hole
- stator case
- positioning plate
- stator
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H02K15/16—Centering rotors within the stator; Balancing rotors
- H02K15/165—Balancing the rotor
Abstract
The present invention relates to a kind of rimless direct drive motor rotor assembly toolings of EHA, positioning plate is placed on submounts, through hole is equipped among positioning plate, stator case is installed on positioning plate, mounting base is screwed on stator case, mounting base connects support plate above with two supporting studs, locating shaft one end is connected through the location hole of mounting base and stator case, the locating shaft other end is fixedly connected with rotor assembly by screw, compression bar upper end loads handle, lower end is screwed into support plate screw hole, lower end surface is directed at rotor assembly centre bore, rotate handle, progressively rotor assembly is encased in the stator hole in stator case, until the bearing hole of rotor assembly is connected in place with the bearing on stator case completely.Quick, the correct installation of rimless direct drive motor rotor can be effectively ensured in the frock, can accomplish that rotor and other ferrous materials are contactless in assembling process, and assembly precision is high, and efficiency of assembling is high, securely and reliably.
Description
Technical field
The present invention relates to the encapsulation of rotor and stator in a kind of servomotor, the rimless straight drives of especially a kind of EHA
Rotor assembly tooling.
Background technology
The driving motor of the electro-hydraulic actuator of present EHA is servomotor, and heavier-weight, requirements of installation space is larger, limitation
Electro-hydraulic actuator correlated performance and use scope.
To avoid the above problem, the electro-hydraulic actuator of EHA is driven using rimless direct driving motor, according to properties of product structure needs
The stator and rotor assembling structure of the rimless direct driving motor of designed, designed, it is ensured that EHA system structures are compact, small, weight
Gently, delivery efficiency is high, power-weight ratio is big.
Rimless direct driving motor control accuracy is high, the clearance requirement between mounting structure and two parts to stator and rotor compared with
Strictly.Rotor is made of magnetic material, larger to other parts suction, with other parts it is contactless in the case of just can inhale
One is closed, it is necessary to which very big power could separate after rotor is attracted with other parts, and meeting damaging rotor surface, therefore
Rotor should maintain a certain distance in installation process with the part of other ferrous materials, less allow and other ferrous materials
Feature contacts.Stator surface has Hall sensor, if after being attracted in assembling process with rotor hypotelorism, can damage stator
Surface and sensor.
The content of the invention
The present invention provides a kind of rimless direct drive motor rotor assembly toolings of EHA, which can be effectively ensured rimless straight drive
Quick, the correct installation of rotor, can accomplish that rotor and other ferrous materials are contactless, assembly precision in assembling process
Height, efficiency of assembling is high, securely and reliably.
To achieve the above object, the technical scheme is that：A kind of rimless direct drive motor rotor assembly toolings of EHA, by
Base, positioning plate, mounting base, screw, locating shaft, supporting studs, screw, support plate, nut, compression bar, handle composition, positioning plate
Submounts are placed on, through hole is equipped among positioning plate, stator case is installed on positioning plate, installation is screwed on stator case
Seat, mounting base connect support plate, positioning of the locating shaft one end through mounting base and stator case above with two supporting studs
Hole is connected, and the locating shaft other end is fixedly connected with rotor assembly by screw, and compression bar upper end loads handle, and lower end is screwed into support
In plate screw hole, lower end surface alignment rotor assembly centre bore, progressively stator case is encased in by rotating handle by rotor assembly
In stator hole in, until the bearing hole of rotor assembly is connected in place with the bearing on stator case completely.
The seam allowance of the location hole alignment positioning plate of the stator case, supporting studs are screwed into the screw hole of mounting base, and two
A supporting studs are highly consistent.
The support plate is placed on supporting studs step surface, and supports plate surface in level, and is pressed on support with nut
On stud.
The beneficial effects of the invention are as follows：
This tool structure utilizes the magnetic force property and stator, working rotor principle of different materials, in whole assembling process all the time
Ensure that stator, rotor are concentric, effectively prevent contact of the rotor with ferrous material, avoid ensure that the assembly precision of parts.
Whole tool part is light-weight, and easy to make, assembling process is safe and reliable, and efficiency of assembling is high, obtains in practical applications good
Effect.
Quick, the correct installation of rimless direct drive motor rotor can be effectively ensured in the present invention, can be done in assembling process
Contactless to rotor and other ferrous materials, assembly precision is high, and efficiency of assembling is high, securely and reliably.
Brief description of the drawings
Fig. 1 is tool structure schematic diagram of the invention before assembling；
Fig. 2 is tool structure schematic diagram of the invention after the completion of assembling；
Fig. 3 is that stator is connected the structure diagram coordinated with stator case；
Fig. 4 is the structural scheme of mechanism of rotor assembly.
Embodiment
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 4, the rimless direct drive motor rotor assembly toolings of a kind of EHA, by base 1, positioning plate 2, mounting base
3rd, screw 4, locating shaft 5, supporting studs 6, screw 7, support plate 8, nut 9, compression bar 10, handle 11 form.
Positioning plate 2 is placed on above base 1, is equipped with through hole among positioning plate 2, stator case, stator case are installed on positioning plate 2
4 fixed mounting 3 of screw is used on body 21, mounting base 3 connects support plate 8,5 one end of locating shaft above with two supporting studs 6
It is connected through the location hole of mounting base 3 and stator case 21,5 other end of locating shaft is fixedly connected with rotor set by screw 7
Part 20,10 upper end of compression bar load handle 11, and lower end is screwed into 8 screw hole of support plate, lower end surface alignment 20 centre bore of rotor assembly,
Handle 11 is rotated, progressively rotor assembly 20 is encased in the stator hole in stator case 21, until the bearing of rotor assembly 20
Hole is connected in place with the bearing 23 on stator case 21 completely.
The seam allowance of the location hole alignment positioning plate 2 of stator case 21, supporting studs 6 are screwed into the screw hole of mounting base 3, and two
A supporting studs 6 are highly consistent.Support plate 8 is placed on 6 step surface of supporting studs, and 8 surface of support plate is in level, and uses nut
9 are pressed in supporting studs 6.
Base 1, positioning plate 2, mounting base 3 are made of aluminum material, and under the requirement for meeting intensity, weight is lighter, at the same time
Prevent from being attracted with rotor.
Before implementation, stator 22 is attached in stator case 21 (see Fig. 3), wherein stator case 21 is aluminum material.Will
Rotor assembly 20 completes connection（See Fig. 4）, wherein rotor connecting seat 20-2 is aluminum material.Mounting base 3 and locating shaft 5 can be protected
It is concentric with stator 22 in assembling to demonstrate,prove rotor, correct gap is kept between rotor 20-1 and stator 22.Positioning plate 2 plays guiding and makees
With support plate 8, compression bar 10, the effect of handle 11 are that locating shaft 5 is pressed into stator case 21 and positioning plate 2.
Specific implementation process：See Fig. 1
(1) base 1 is put on the table, then positioning plate 2 is placed on above base 1.
(2) mounting base 3 is fixed on stator case 21 with screw 4, then the location hole of stator case 21 is aligned positioning plate 2
Seam allowance, mounted in positioning plate 2.
(3) supporting studs 6 are screwed into the screw hole of mounting base 3, ensure that two 6 height of supporting studs are adjusted to consistent.
(4) rotor assembly 20 and the screw 7 of locating shaft 5 are connected as a single entity, then locating shaft 5 are put into mounting base 3, shaft end
Align with the location hole of stator case 21.
(5) support plate 8 is put on 6 step surface of supporting studs, is kept 8 surface of support plate horizontal, is compressed with nut 9.
(6) handle 11 is loaded in compression bar 10, then compression bar 10 is screwed into 8 screw hole of support plate, the alignment of 10 end face of compression bar turns
20 centre bore of sub-component, rotates handle 11, progressively rotor assembly 20 is encased in stator hole, until the bearing of rotor assembly 20
Hole is connected in place with the bearing 23 on stator case 21 completely.Finally check and rotate rotor 20-1, rotor 20-1 can be in stator
Rotated freely in hole（See Fig. 2）.
(7) compression bar 10, handle 11, nut 9, support plate 8, supporting studs 6, screw 7 are removed successively, by locating shaft 5 from
1 end of base is taken out, and finally removes other parts, completes rotor assembling.
In whole assembling process, although the gap very little between rotor and stator, suction is very big, rotor remain with
Stator is coaxial, can only move in the axial direction, it is entirely avoided rotor and stator contact, ensure that assembly precision and assembling matter
Amount.
Claims (3)
1. a kind of rimless direct drive motor rotor assembly toolings of EHA, by base (1), positioning plate (2), mounting base (3), screw (4),
Locating shaft (5), supporting studs (6), screw (7), support plate (8), nut (9), compression bar (10), handle (11) composition, its feature
It is：The positioning plate (2) is placed on base (1) above, is equipped with through hole among positioning plate (2), positioning plate installs stator case on (2)
Body, screw (4) fixed mounting (3) is used on stator case, mounting base (3) is above with two supporting studs (6) connection supports
Plate (8), locating shaft (5) one end are connected through mounting base (3) and the location hole of stator case, and locating shaft (5) other end leads to
To cross screw (7) and be fixedly connected with rotor assembly, compression bar (10) upper end loads handle (11), and lower end is screwed into support plate (8) screw hole, under
Hold end face alignment rotor assembly centre bore, the stator progressively rotor assembly being encased in stator case by rotating handle (11)
In hole, until the bearing hole of rotor assembly is connected in place with the bearing on stator case completely.
2. the rimless direct drive motor rotor assembly toolings of EHA according to claim 1, it is characterised in that：The stator case
Location hole alignment positioning plate (2) seam allowance, supporting studs (6) are screwed into the screw hole of mounting base (3), and two supporting studs
(6) it is highly consistent.
3. the rimless direct drive motor rotor assembly toolings of EHA according to claim 1, it is characterised in that：The support plate (8)
It is placed on supporting studs (6) step surface, and support plate (8) surface is in level, and be pressed on nut (9) in supporting studs (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040507.8A CN108023448A (en) | 2018-01-16 | 2018-01-16 | The rimless direct drive motor rotor assembly toolings of EHA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040507.8A CN108023448A (en) | 2018-01-16 | 2018-01-16 | The rimless direct drive motor rotor assembly toolings of EHA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108023448A true CN108023448A (en) | 2018-05-11 |
Family
ID=62071524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810040507.8A Withdrawn CN108023448A (en) | 2018-01-16 | 2018-01-16 | The rimless direct drive motor rotor assembly toolings of EHA |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108023448A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109742897A (en) * | 2018-12-19 | 2019-05-10 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | A kind of integrated electric motor driving rotating machinery and its mounting tool |
| CN110350728A (en) * | 2019-08-27 | 2019-10-18 | 中车株洲电机有限公司 | It is straight to drive traction electric machine shaft set device and method |
| CN111224519A (en) * | 2019-12-02 | 2020-06-02 | 西安航天动力测控技术研究所 | Assembly tool and method for large-size permanent magnet synchronous direct current motor |
| CN113012918A (en) * | 2021-02-24 | 2021-06-22 | 武汉理工大学 | Auxiliary installation device for centering installation of permanent magnet component |
-
2018
- 2018-01-16 CN CN201810040507.8A patent/CN108023448A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109742897A (en) * | 2018-12-19 | 2019-05-10 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | A kind of integrated electric motor driving rotating machinery and its mounting tool |
| CN110350728A (en) * | 2019-08-27 | 2019-10-18 | 中车株洲电机有限公司 | It is straight to drive traction electric machine shaft set device and method |
| CN111224519A (en) * | 2019-12-02 | 2020-06-02 | 西安航天动力测控技术研究所 | Assembly tool and method for large-size permanent magnet synchronous direct current motor |
| CN113012918A (en) * | 2021-02-24 | 2021-06-22 | 武汉理工大学 | Auxiliary installation device for centering installation of permanent magnet component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180511 |
|
| WW01 | Invention patent application withdrawn after publication |