CN205928097U - A waterproof dustproof construction for ball electricity main shaft - Google Patents
A waterproof dustproof construction for ball electricity main shaft Download PDFInfo
- Publication number
- CN205928097U CN205928097U CN201620865699.2U CN201620865699U CN205928097U CN 205928097 U CN205928097 U CN 205928097U CN 201620865699 U CN201620865699 U CN 201620865699U CN 205928097 U CN205928097 U CN 205928097U
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- air flue
- waterproof
- waterproof cover
- tube wall
- dust ring
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Abstract
The utility model discloses a waterproof dustproof construction for ball electricity main shaft, it is including front axle bearing, rotor core, offer the first air flue that is used for carrying compressed air in the front axle bearing, the end fixing of front axle bearing has bearing clamp plate and dust ring, the outer loop side ring of dust ring winds in the bearing clamp plate, void formation second air flue between dust ring and the bearing clamp plate, be fixed with shield and waterproof cover on the rotor core, the shield is bearing clamp plate and dust ring rotation relatively, the shield top is located to the waterproof cover, void formation third air flue between waterproof cover, shield and the dust ring, first air flue, second air flue and third air flue communicate in proper order to make compressed air outwards blow off and form annular air current along the edge of waterproof cover. The utility model discloses in effectively preventing the electric main shafts of entering such as water, dirt, help improving electric main shaft life, simultaneously simple structure, low cost.
Description
Technical field
The utility model is related to electro spindle, more particularly, to a kind of waterproof and dustproof structure for ball electric spindle.
Background technology
Electro spindle can produce a large amount of dusts, iron filings in process, simultaneously need to spray cold in the working end of electro spindle
But liquid.In order to prevent coolant, dust and iron filings from entering inside electro spindle, need the working end of electro spindle is installed additional with protection knot
Structure.At present, the working end of electro spindle typically adopts two kinds of safeguard structures, and a kind of is to install protective cover additional in the working end of electro spindle,
Its shortcoming is can not effectively to prevent water from entering electro spindle, the service life of impact electro spindle；Another kind is using single sealing
Circle, its shortcoming is to be easy to heating to damage it is difficult to prevent water from entering in electro spindle in electro spindle high-speed cruising.It can be seen that, this two
Planting safeguard structure all can not effectively prevent water, dirt etc. from entering in electro spindle, and the service life of electro spindle is greatly reduced.
Utility model content
The technical problems to be solved in the utility model is, for the deficiencies in the prior art, provides a kind of electric for ball
The waterproof and dustproof structure of main shaft, this structure can effectively prevent water, dirt etc. from entering in electro spindle, be favorably improved electro spindle and use the longevity
Life, structure is simple, with low cost simultaneously.
For solving above-mentioned technical problem, the utility model adopts the following technical scheme that.
A kind of waterproof and dustproof structure for ball electric spindle, it includes front-end bearing pedestal, is provided with described front-end bearing pedestal
Rotor core, described rotor core is stretched out by the end of front-end bearing pedestal, offers for conveying compressed air in described front-end bearing pedestal
First air flue, the end of described front-end bearing pedestal is fixed with bearing plate and dust ring, and described bearing plate is surrounded on rotor core, institute
The outer rim side stating dust ring is surrounded on bearing plate, extends above the inner ring side bearing pressing plate of described dust ring, and dust-proof
Space between ring and bearing plate forms the second air flue, and described rotor core is fixed with dust cap and waterproof cover, described dust-proof
Lid can rotate relative to bearing plate and dust ring, and, located at dust cap top, the edge of described waterproof cover is outside for described waterproof cover
Extend, form the 3rd air flue, described first air flue, the second gas by the space between described waterproof cover, dust cap and dust ring
Road and the 3rd air flue are sequentially communicated, to make compressed air form annular airflow along the edge of waterproof cover so that 360 ° outwards blow out.
Preferably, the bottom of described bearing plate be downwardly protrude to form annular stage portion, described bearing plate upper
End corresponds to described stage portion and offers the avoiding hollow groove of annular, and described dust cap includes concentric inner tube wall and outer tube wall,
Described inner tube wall and rotor core screw togather fixation, and described outer tube wall is inserted in avoiding hollow groove and there is gap therebetween, described turn
When sub- core rotates, outer tube wall is driven to rotate along avoiding hollow groove.
Preferably, the height of described inner tube wall is more than outer tube wall.
Preferably, the gap between described outer tube wall and avoiding hollow groove is respectively less than the second air flue and the 3rd air flue.
Preferably, described dust ring offers guide groove towards the side of bearing plate, and described guide groove is alignd with the first air flue,
By described guide groove, the first air flue is connected with the second air flue.
Preferably, described waterproof cover and rotor core interference fit.
Preferably, the end face of described dust cap is provided with least two screwed holes, is adjusted by installing screw to screwed hole
The weighting of rotor core.
Preferably, the end face of described dust cap is provided with O-ring seal.
In the disclosed waterproof and dustproof structure for ball electric spindle of the utility model, in described front-end bearing pedestal, it is provided with first
Air flue, described first air flue is used for conveying compressed air, forms the second air flue between described dust ring and bearing plate, described anti-
Form the 3rd air flue, by connecting the first air flue, the second air flue and the 3rd air flue successively between water cover, dust cap and dust ring
Lead to so that compressed air outwards can be blown out by the edge of waterproof cover, due to waterproof cover ringwise, so rotate in waterproof cover
Meanwhile, the scattered air-flow of surrounding's formation ring-type of waterproof cover, can be effectively by the water of electro spindle working end, ash by this annular airflow
Dirt, iron filings blow open, it is to avoid above-mentioned water dust enters electro spindle inside and works the mischief, and is favorably improved electro spindle service life, with
When the utility model structure is simple, be easily achieved, with low cost.
Brief description
Fig. 1 is the sectional view of the utility model waterproof and dustproof structure.
Fig. 2 is the stereogram of bearing plate.
Fig. 3 is the sectional view of bearing plate.
Fig. 4 is the stereogram of dust cap.
Fig. 5 is the stereogram of waterproof cover.
Fig. 6 is the stereogram of dust ring.
Fig. 7 is the stereogram at another visual angle of dust cap.
Specific embodiment
With reference to the accompanying drawings and examples the utility model is described in more detail.
The utility model discloses a kind of waterproof and dustproof structure for ball electric spindle, in conjunction with shown in Fig. 1 to Fig. 7, its
Include front-end bearing pedestal 3, in described front-end bearing pedestal 3, be provided with rotor core 1, described rotor core 1 is stretched out by the end of front-end bearing pedestal 3,
The first air flue 30 for conveying compressed air is offered, the end of described front-end bearing pedestal 3 is fixed with axle in described front-end bearing pedestal 3
Bearing plate 5 and dust ring 4, described bearing plate 5 is surrounded on rotor core 1, and the outer rim side of described dust ring 4 is surrounded on bearing plate
5, inner ring side bearing pressing plate 5 top of described dust ring 4 extends, and the space between dust ring 4 and bearing plate 5 is formed
Second air flue 50, described rotor core 1 is fixed with dust cap 2 and waterproof cover 6, and described dust cap 2 being capable of relative bearing plate 5 He
Dust ring 4 rotates, and located at dust cap 2 top, the edge of described waterproof cover 6 stretches out described waterproof cover 6, by described waterproof
Space between lid 6, dust cap 2 and dust ring 4 forms the 3rd air flue 40, described first air flue 30, the second air flue 50 and the 3rd
Air flue 40 is sequentially communicated, to make compressed air form annular airflow along the edge of waterproof cover 6 so that 360 ° outwards blow out.
In said structure, it is provided with the first air flue 30 in described front-end bearing pedestal 3, it is empty that described first air flue 30 is used for conveying compression
Gas, forms the second air flue 50, between described waterproof cover 6, dust cap 2 and dust ring 4 between described dust ring 4 and bearing plate 5
Form the 3rd air flue 40, by by the first air flue 30, the second air flue 50 with the 3rd air flue 40 is sequentially communicated so that compressed air energy
Enough outwards blown out by the edge of waterproof cover 6, due to waterproof cover 6 ringwise, so while waterproof cover 6 rotates, waterproof cover 6
Surrounding forms the scattered air-flow of ring-type, effectively can blow the water of electro spindle working end, dust, iron filings open by this annular airflow,
Avoid above-mentioned water dust to enter electro spindle inside and work the mischief, be favorably improved electro spindle service life, simultaneously the utility model
Structure is simple, be easily achieved, with low cost.
In the present embodiment, with regard to the matching relationship of bearing plate 5 and dust cap 2, the bottom of described bearing plate 5 is convex downwards
Go out the stage portion 51 being formed with annular, the upper end of described bearing plate 5 corresponds to described stage portion 51 and offers the empty avoiding of annular
Groove 52, described dust cap 2 includes concentric inner tube wall 20 and outer tube wall 21, and described inner tube wall 20 and rotor core 1 screw togather solid
Fixed, described outer tube wall 21 is inserted in avoiding hollow groove 52 and there is gap therebetween, when described rotor core 1 rotates, drives outer tube
Wall 21 rotates along avoiding hollow groove 52.
Further, the height of described inner tube wall 20 is more than outer tube wall 21.Wherein, outer tube wall 21 and avoiding hollow groove 52 form fan
Palace, the gap between described outer tube wall 21 and avoiding hollow groove 52 is respectively less than the second air flue 50 and the 3rd air flue 40 so that air-flow can
Flow into the second larger air flue 50 of space and the 3rd air flue 40.
In order to improve air stream transportation performance, described dust ring 4 offers guide groove 41 towards the side of bearing plate 5, described
Guide groove 41 is alignd with the first air flue 30, connects the first air flue 30 with the second air flue 50 by described guide groove 41.
In the present embodiment, described waterproof cover 6 and rotor core 1 interference fit.Described bearing plate 5 and dust ring 4 pass through spiral shell
Silk is fixed on the end of front-end bearing pedestal 3.
Further, as shown in fig. 7, the end face of described dust cap 2 is provided with least two screwed holes 22, by screwed hole
22 install screws and adjust the weighting of rotor core 1.Quantity and position particular by setting screw to carry out counterweight, to ensure
Electro spindle preferably operates.On this basis, the end face of described dust cap 2 is provided with O-ring seal 23.This O-ring seal 23
Effect is to reduce the vibration producing when electro spindle runs.
In the disclosed waterproof and dustproof structure for ball electric spindle of the utility model, dust cap passes through Screw assembly and is turning
Sub- core front end, waterproof cover and rotor core front end interference fit, and be fitted close with dust cap end face, rotor is in high-speed rotation
When, dust cap, waterproof cover synchronous rotary can be driven, in rotary course, produce centrifugal force so that water and dirt are difficult to enter main shaft
Inside, additionally it is possible to order about compressed air flow out with 360 degree of directions from the edge of waterproof cover, effectively prevent water and powder
Dirt enters inside electro spindle, and then plays a protective role.
The above is the utility model preferred embodiment, is not limited to the utility model, all in this practicality
Modification, equivalent or improvement made in new technical scope etc., should be included in the model that the utility model is protected
In enclosing.
Claims (8)
1. a kind of waterproof and dustproof structure for ball electric spindle is it is characterised in that include front-end bearing pedestal, described front-end bearing pedestal
Inside it is provided with rotor core, described rotor core is stretched out by the end of front-end bearing pedestal, offer in described front-end bearing pedestal for conveying compression
First air flue of air, the end of described front-end bearing pedestal is fixed with bearing plate and dust ring, and described bearing plate is surrounded on and turns
Sub- core, the outer rim side of described dust ring is surrounded on bearing plate, extends above the inner ring side bearing pressing plate of described dust ring, and
And the space between dust ring and bearing plate forms the second air flue, and described rotor core is fixed with dust cap and waterproof cover, institute
State dust cap to rotate relative to bearing plate and dust ring, described waterproof cover is located at dust cap top, the side of described waterproof cover
Edge stretches out, by between described waterproof cover, dust cap and dust ring space formed the 3rd air flue, described first air flue,
Second air flue and the 3rd air flue are sequentially communicated, to make compressed air form annular along the edge of waterproof cover so that 360 ° outwards blow out
Air-flow.
2. it is used for as claimed in claim 1 the waterproof and dustproof structure of ball electric spindle it is characterised in that described bearing plate
Bottom is downwardly protrude to form the stage portion of annular, and the upper end of described bearing plate corresponds to described stage portion and offers annular
Avoiding hollow groove, described dust cap includes concentric inner tube wall and outer tube wall, and described inner tube wall and rotor core screw togather fixation, described
Outer tube wall is inserted in avoiding hollow groove and there is gap therebetween, when described rotor core rotates, drives outer tube wall to revolve along avoiding hollow groove
Turn.
3. it is used for as claimed in claim 2 the waterproof and dustproof structure of ball electric spindle it is characterised in that the height of described inner tube wall
Degree is more than outer tube wall.
4. be used for as claimed in claim 2 the waterproof and dustproof structure of ball electric spindle it is characterised in that described outer tube wall with keep away
Gap between dead slot is respectively less than the second air flue and the 3rd air flue.
5. it is used for as claimed in claim 1 the waterproof and dustproof structure of ball electric spindle it is characterised in that described dust ring direction
The side of bearing plate offers guide groove, and described guide groove is alignd with the first air flue, by described guide groove by the first air flue and
Two air flue connections.
6. be used for as claimed in claim 1 the waterproof and dustproof structure of ball electric spindle it is characterised in that described waterproof cover with turn
Sub- core interference fit.
7. it is used for as claimed in claim 1 the waterproof and dustproof structure of ball electric spindle it is characterised in that the end of described dust cap
Face is provided with least two screwed holes, adjusts the weighting of rotor core by installing screw to screwed hole.
8. it is used for as claimed in claim 1 the waterproof and dustproof structure of ball electric spindle it is characterised in that the end of described dust cap
Face is provided with O-ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620865699.2U CN205928097U (en) | 2016-08-10 | 2016-08-10 | A waterproof dustproof construction for ball electricity main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620865699.2U CN205928097U (en) | 2016-08-10 | 2016-08-10 | A waterproof dustproof construction for ball electricity main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205928097U true CN205928097U (en) | 2017-02-08 |
Family
ID=57919572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620865699.2U Active CN205928097U (en) | 2016-08-10 | 2016-08-10 | A waterproof dustproof construction for ball electricity main shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN205928097U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116235A (en) * | 2017-05-19 | 2017-09-01 | 深圳市爱贝科精密机械有限公司 | A kind of permanent magnet synchronization motor spindle |
| CN107598193A (en) * | 2017-09-20 | 2018-01-19 | 广州市昊志机电股份有限公司 | Air-flotation electric spindle |
| CN108036058A (en) * | 2017-12-29 | 2018-05-15 | 台州市神鹰机床厂 | A kind of contactless fluid-tight structure of mechanical main shaft |
| CN108436759A (en) * | 2018-03-30 | 2018-08-24 | 东莞市科隆实业有限公司 | A kind of grinding machine spindle assembling structure |
| CN109773546A (en) * | 2017-11-10 | 2019-05-21 | 深圳市爱贝科精密机械有限公司 | A kind of ball electric spindle |
| CN110586968A (en) * | 2019-09-28 | 2019-12-20 | 深圳市爱贝科精密机械有限公司 | Main shaft front end atmoseal device |
| CN112317779A (en) * | 2020-10-26 | 2021-02-05 | 汇专机床有限公司 | Ultrasonic spindle, ultrasonic tool shank and ultrasonic machining equipment |
| WO2021244024A1 (en) * | 2020-06-03 | 2021-12-09 | 广州市昊志机电股份有限公司 | Spindle structure |
-
2016
- 2016-08-10 CN CN201620865699.2U patent/CN205928097U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116235A (en) * | 2017-05-19 | 2017-09-01 | 深圳市爱贝科精密机械有限公司 | A kind of permanent magnet synchronization motor spindle |
| CN107598193A (en) * | 2017-09-20 | 2018-01-19 | 广州市昊志机电股份有限公司 | Air-flotation electric spindle |
| CN107598193B (en) * | 2017-09-20 | 2023-12-12 | 广州市昊志机电股份有限公司 | Air-float electric main shaft |
| CN109773546A (en) * | 2017-11-10 | 2019-05-21 | 深圳市爱贝科精密机械有限公司 | A kind of ball electric spindle |
| CN108036058A (en) * | 2017-12-29 | 2018-05-15 | 台州市神鹰机床厂 | A kind of contactless fluid-tight structure of mechanical main shaft |
| CN108436759A (en) * | 2018-03-30 | 2018-08-24 | 东莞市科隆实业有限公司 | A kind of grinding machine spindle assembling structure |
| CN108436759B (en) * | 2018-03-30 | 2024-06-04 | 东莞市博虹机械制造有限公司 | Grinding machine main shaft assembly structure |
| CN110586968A (en) * | 2019-09-28 | 2019-12-20 | 深圳市爱贝科精密机械有限公司 | Main shaft front end atmoseal device |
| CN110586968B (en) * | 2019-09-28 | 2024-06-04 | 深圳市爱贝科精密工业股份有限公司 | Main shaft front end atmoseal device |
| WO2021244024A1 (en) * | 2020-06-03 | 2021-12-09 | 广州市昊志机电股份有限公司 | Spindle structure |
| CN112317779A (en) * | 2020-10-26 | 2021-02-05 | 汇专机床有限公司 | Ultrasonic spindle, ultrasonic tool shank and ultrasonic machining equipment |
| CN112317779B (en) * | 2020-10-26 | 2022-05-13 | 汇专机床有限公司 | Ultrasonic spindle, ultrasonic tool shank and ultrasonic machining equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518111 1st and 2nd floors, building A6, silicon valley power intelligent terminal Industrial Park, No.20, Dafu Industrial Zone, Aobei community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen aibeike Precision Industry Co.,Ltd. Address before: 518111 2nd floor, building A6, silicon valley power intelligent terminal Industrial Park, 20 Dafu Industrial Zone, Aobei community, Guanlan street, Longhua New District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN ABIG PRECISION MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address |