CN208787549U - A kind of high-speed ball bearing electro spindle - Google Patents
A kind of high-speed ball bearing electro spindle Download PDFInfo
- Publication number
- CN208787549U CN208787549U CN201820319554.1U CN201820319554U CN208787549U CN 208787549 U CN208787549 U CN 208787549U CN 201820319554 U CN201820319554 U CN 201820319554U CN 208787549 U CN208787549 U CN 208787549U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- main shaft
- bearing
- assembly
- ball bearing
- 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.)
- Active
Links
Landscapes
- Turning (AREA)
Abstract
The utility model discloses a kind of high-speed ball bearing electro spindles, mainly it is made of cylinder assembly, cylinder holder assembly, rear bearing block component, body assembly, front-end bearing pedestal component, rotor assembly, fore bearing Anchor plate kit and tool-broaching mechanism, cylinder assembly mainly includes rear cover, cylinder baffle, the first cylinder push jack, the second cylinder push jack and mandril composition, after be stamped cylinder tool changing air pressure interface, when main shaft needs tool changing, the gas for injecting certain air pressure to cylinder by the interface transfers force to tool-broaching mechanism by cylinder push jack；The utility model uses grease lubrication Ceramic Composite ball bearing, can realize lifetime lubrication within the service life period of bearing, using simple, conveniently.The phase asynchronous induction machine of electric machine built-in carries out variable speed control by frequency converter, since this motor has the characteristics that compact-sized, light weight, inertia be small, with small vibration, low noise, it is possible to realize high revolving speed, high-precision and high run stability.
Description
Technical field
The utility model relates to a kind of high-speed ball bearing electro spindles.
Background technique
Due to the development of the technologies such as mobile phone, people are higher and higher to production efficiency requirement, while also to improve the product of processing
Matter, it is higher and higher to the aesthetic finish requirement of the products such as phone housing, thus have to the motor on gong side, polishing higher
It is required that including required on revolving speed higher, motor smooth running performance is good, motor run at high speed swing it is small etc..
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of high-speed ball bearing electro spindles, can effectively solve the problem that
Deficiency in background technique.
The utility model is achieved through the following technical solutions: a kind of high-speed ball bearing electro spindle, mainly by gas
Cylinder component, cylinder holder assembly, rear bearing block component, body assembly, front-end bearing pedestal component, rotor assembly, fore bearing Anchor plate kit
And tool-broaching mechanism composition, cylinder assembly mainly includes rear cover (1), cylinder baffle (4), the first cylinder push jack (3), the second cylinder
Push jack (2) and mandril (34) composition, rear cover (1) have cylinder tool changing air pressure interface to pass through the interface when main shaft needs tool changing
The gas that certain air pressure is injected to cylinder transfers force to tool-broaching mechanism by cylinder push jack；
Cylinder holder assembly mainly includes cylinder block (7), cylinder link block (6), cylinder link block copper sheathing (33), reset spring
(5) and various terminal, cylinder block connect cylinder and rear bearing block component by cylinder link block, and cylinder block (7) is close to cylinder
End has cylinder reset spring (5), in main shaft work, provides reset force to cylinder, pushes cylinder push jack to rear cover (1) end,
Such main shaft in the running, will not exist with pull rod (11) and contact.
As a preferred technical solution, rear bearing block component mainly include rear bearing block (30), rear bearing block bottom plate (29),
It pre-tightens elastic slice (9), pre-tighten elastic slice gasket (10) and various screws, ball bearing is risen by axial pretightening elastic slice (9) axial
Dynamic pre-tightens, and rear bearing block bottom plate (29) is linked together by screw with rear bearing block (30).
Body assembly mainly includes ontology (13) and coil (28) as a preferred technical solution, and ontology (13) is whole
The core with external connection of a main shaft, while being also the assembly main body of entire spindle core accessory, ontology (13) passes through
Folder is embraced together with external connection, coil (28) carries out axial direction and radial positioning by the coil location hole of ontology (13) side,
There is cooling circulating water on ontology, it is ensured that main shaft is in normal temperature state in the running.
Front-end bearing pedestal component mainly includes front-end bearing pedestal (17), front-end bearing pedestal bottom plate (15) as a preferred technical solution,
And front-end bearing pedestal bottom plate copper sheet (14), rotor assembly mainly include central spindle (12) and mouse cage (27).
Front-end bearing pedestal Anchor plate kit mainly includes front-end bearing pedestal pressing plate (18) and fore bearing as a preferred technical solution,
Seat pressing plate copper sheathing (19), front axle bearing plate (18) are assemblied together with front-end bearing pedestal pressing plate copper sheathing (19) interference fit, and the two connects
There are a ring slot between touching, front axle bearing plate copper sheathing (19) the side aperture uniformly distributed there are a circle, in spindle operation, air pressure
Break flour is blown out into main shaft by aperture.
Tool-broaching mechanism mainly includes collet (21), central spindle (12), pull-rod nut (16), draws as a preferred technical solution,
Bar (11), disc spring (8) and the ring that tests the speed (32).
It is connect as a preferred technical solution, between cylinder baffle (4) and cylinder push jack with O-ring seal.
The beneficial effects of the utility model are: (1) current ball bearing electro spindle such in industry, shakes after high revolving speed
Dynamic and beat is larger, and the purpose of this utility model is exactly to solve problems；
(2) other longer by the revolving speed time high in the slow-speed of revolution on the market, calorific value larger impact processing efficiency, this is practical
This problem of novel very good solution, 2S is completed from low speed to high speed；
(3) assembled in motor caused heating problem after spindle unit generally all handles not to be very well, cause using the longevity
Life and efficiency reduce, and the utility model has carried out special cooling to main shaft using efficient cooling cycle water route, make processing efficiency
There is further raising with the service life；
(4) there are also a series of support electro spindle operatings of alarm, the sensor of parking and its control system etc. in the market
Other peripheral unit stability are not good enough, and the utility model guarantees that control reaches most using more advanced sensor and control system
Good effect.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram of internal structure of the utility model.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
As shown in Figure 1, by cylinder assembly, cylinder holder assembly, rear bearing block component, body assembly, front-end bearing pedestal component, turning
Sub-component, fore bearing Anchor plate kit and tool-broaching mechanism composition, cylinder assembly mainly includes rear cover 1, cylinder baffle 4, the first gas
Cylinder push jack 3, the second cylinder push jack 2 and mandril 34 form, and rear cover 1 has cylinder tool changing air pressure interface, when main shaft needs tool changing,
The gas for injecting certain air pressure to cylinder by the interface transfers force to tool-broaching mechanism by cylinder push jack；
Cylinder holder assembly mainly include cylinder block 7, cylinder link block 6, cylinder link block copper sheathing 33, reset spring 5 and
Various terminal, cylinder block connect cylinder and rear bearing block component by cylinder link block, and cylinder block 7 has cylinder close to cylinder end
Reset spring 5 provides reset force to cylinder, pushes cylinder push jack to rear cover 1 end, such main shaft is operating in main shaft work
When, will not exist with pull rod 11 and contact.Such main shaft in the running, will not exist with pull rod 11 and contact, so as to avoid main shaft
Because mandril 34 contacts the stuck situation of main shaft caused by pull rod 11.
Rear bearing block component mainly includes rear bearing block 30, rear bearing block bottom plate 29, pre-tightens elastic slice 9, pre-tightens elastic slice gasket
10 and various screws, axial dynamic is played to ball bearing by axial pretightening elastic slice 9 and is pre-tightened, rear bearing block bottom plate 29 passes through spiral shell
Nail links together with rear bearing block 30.
Body assembly mainly includes ontology 13 and coil 28, and ontology 13 is the core with external connection of entire main shaft
Point, while being also the assembly main body of entire spindle core accessory, for ontology 13 by embracing folder together with external connection, coil 28 is logical
The coil location hole for crossing 13 side of ontology carries out axial direction and radial positioning, has cooling circulating water on ontology, it is ensured that main shaft is operating
When be in normal temperature state, it is ensured that main shaft is in normal temperature state in the running.This main shaft is in the running, external by cylinder block 7
Air-flow sprays air-flow to pull rod 11, collet 21 to front-end of spindle, and break flour is made to cannot be introduced into main shaft, allows main shaft inside in dustless shape
State, significant increase main shaft service life.
Front-end bearing pedestal component mainly includes front-end bearing pedestal 17, front-end bearing pedestal bottom plate 15 and front-end bearing pedestal bottom plate copper sheet 14,
Rotor assembly mainly includes central spindle 12 and mouse cage 27.
Front-end bearing pedestal Anchor plate kit mainly includes front-end bearing pedestal pressing plate 18 and front-end bearing pedestal pressing plate copper sheathing 19, front axle pressure-bearing
Plate 18 is assemblied together with the interference fit of front-end bearing pedestal pressing plate copper sheathing 19, and there are a ring slot, front axle pressure-bearings between the two contact
19 side of the plate copper sheathing aperture uniformly distributed there are a circle, in spindle operation, break flour is blown out main shaft by aperture by air pressure.
Tool-broaching mechanism mainly includes collet 21, central spindle 12, pull-rod nut 16, pull rod 11, disc spring 8 and the ring 32 that tests the speed.
It is connected between cylinder baffle 4 and cylinder push jack with O-ring seal.O-ring seal has good sealing effect, compared with
Low coefficient of friction, so that the power that cylinder loses at work substantially reduces.
The ceramic ball bearing frictional behaviour of use is very good, can reduce the stress of materials and lubricants.The springform of ceramics
Amount is higher, and the rigidity of bearing can be improved.Front and back bearings seat uses separation design, in the case where reducing difficulty of processing, increases
Overall precision is added.
Front axle socket end (i.e. close to 17 end of front-end bearing pedestal) is locked using hanging ring 14, and rear axle socket end is (i.e. close to rear bearing block 30
End) it is locked using locking nut 31, the axial runout of main shaft when rotating at high speed is limited, can be mentioned at high speed for a long time
For the ability of stable high-precision processing.
It is anti-that the air curtain provided by front cover 23 and front-end bearing pedestal pressing plate 18 in spindle operation forms second level to front-end of spindle
Dirt waterproof.
This main shaft at work, by 11 central through hole of pull rod, then lead to by the air pressure provided by 7 external connector of cylinder block
It crosses collet 21 to blow to outside main shaft, this function largely avoids the cutting clast that main shaft is generated in processing and enters
Inside main shaft.This main shaft uses the tensioning mechanism of locking nut 16, effectively prevents tensioning mechanism in the feelings of not broaching tool
Ceaselessly play backward under condition, makes main shaft still be able to maintain very high machining accuracy after multiple tool changing.
This main shaft uses novel loop construction, so that main shaft compares similar main shaft under identical revolving speed, has more
High torque.
This main shaft uses breakdown cylinder, can increase cylinder thrust by increasing number of cylinders, and reduce cylinder
The size of outer diameter substantially reduces volume accounting of the main shaft in entire machine in this way.Powder is effectively controlled in drifting dust gas circuit
Dirt enters main shaft, greatly reduces the failure rate of main shaft at work.
The temperature inductor of this main shaft can monitor actual temperature when main shaft work in real time, so that effective protection electro spindle is just
Often work.
The beneficial effects of the utility model are: main shaft tail is equipped with the cylinder for replacing cutter automatically, tool changing is convenient, fast
Speed；Front uses the tensioning mechanism of locking nut, can precise positioning cutter.Entire main axle structure design has circulation waterway, energy
The heat generated when main shaft being worked in time is taken out of.
Main shaft uses new coil winding mode, has bigger torque in the case where same revolving speed in similar product.
Main shaft uses second level waterproof construction, can effectively prevent the liquid such as cutting fluid from entering inside main shaft in processing,
Extend the service life of main shaft；Collet has blowing function to main shaft at work, can effectively prevent caused by cutting broken
Bits enter inside main shaft, extend the service life of main shaft.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, any change or replacement expected without creative work be should be covered within the scope of the utility model.
Therefore, the protection scope of the utility model should be determined by the scope of protection defined in the claims.
Claims (7)
1. a kind of high-speed ball bearing electro spindle, it is characterised in that: mainly by cylinder assembly, cylinder holder assembly, rear bearing block group
Part, body assembly, front-end bearing pedestal component, rotor assembly, fore bearing Anchor plate kit and tool-broaching mechanism composition, cylinder assembly are main
It is formed including rear cover (1), cylinder baffle (4), the first cylinder push jack (3), the second cylinder push jack (2) and mandril (34), rear cover
(1) there is cylinder tool changing air pressure interface to inject the gas of certain air pressure to cylinder by the interface when main shaft needs tool changing, lead to
It crosses cylinder push jack and transfers force to tool-broaching mechanism；
Cylinder holder assembly mainly includes cylinder block (7), cylinder link block (6), cylinder link block copper sheathing (33), reset spring (5)
And connector, cylinder block connect cylinder and rear bearing block component by cylinder link block, cylinder block (7) has gas close to cylinder end
Cylinder reset spring (5) provides reset force to cylinder in main shaft work, pushes cylinder push jack to rear cover (1) end, such main shaft
In the running, will not exist with pull rod (11) and contact.
2. high-speed ball bearing electro spindle as described in claim 1, it is characterised in that: rear bearing block component mainly includes rear axle
Seat (30), rear bearing block bottom plate (29) are held, elastic slice (9) is pre-tightened, pre-tightens elastic slice gasket (10) and screw, passes through axial pretightening bullet
Piece (9) plays axial dynamic to ball bearing and pre-tightens, and rear bearing block bottom plate (29) is connected to one by screw and rear bearing block (30)
It rises.
3. high-speed ball bearing electro spindle as described in claim 1, it is characterised in that: body assembly mainly includes ontology (13)
And coil (28), ontology (13) are the core with external connection of entire main shaft, while being also that entire spindle core is matched
The assembly main body of part, for ontology (13) by embracing folder together with external connection, coil (28) passes through the coil of ontology (13) side
Location hole carries out axial direction and radial positioning, has cooling circulating water on ontology, it is ensured that main shaft is in normal temperature state in the running.
4. high-speed ball bearing electro spindle as described in claim 1, it is characterised in that: front-end bearing pedestal component mainly includes front axle
Hold seat (17), front-end bearing pedestal bottom plate (15) and front-end bearing pedestal bottom plate copper sheet (14), rotor assembly mainly include central spindle (12) with
And mouse cage (27).
5. high-speed ball bearing electro spindle as described in claim 1, it is characterised in that: front-end bearing pedestal Anchor plate kit mainly includes
Front-end bearing pedestal pressing plate (18) and front-end bearing pedestal pressing plate copper sheathing (19), front axle bearing plate (18) and front-end bearing pedestal pressing plate copper sheathing (19)
Interference fit is assemblied together, and there are a ring slot between the two contact, there are a circle is equal for front axle bearing plate copper sheathing (19) side
The aperture of cloth, in spindle operation, break flour is blown out main shaft by aperture by air pressure.
6. high-speed ball bearing electro spindle as described in claim 1, it is characterised in that: tool-broaching mechanism mainly includes collet
(21), central spindle (12), pull-rod nut (16), pull rod (11), disc spring (8) and the ring that tests the speed (32).
7. high-speed ball bearing electro spindle as described in claim 1, it is characterised in that: cylinder baffle (4) and cylinder push jack it
Between connected with O-ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820319554.1U CN208787549U (en) | 2018-03-08 | 2018-03-08 | A kind of high-speed ball bearing electro spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820319554.1U CN208787549U (en) | 2018-03-08 | 2018-03-08 | A kind of high-speed ball bearing electro spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208787549U true CN208787549U (en) | 2019-04-26 |
Family
ID=66198838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820319554.1U Active CN208787549U (en) | 2018-03-08 | 2018-03-08 | A kind of high-speed ball bearing electro spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208787549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266128A (en) * | 2019-07-12 | 2019-09-20 | 深圳市鑫宝达电机有限公司 | There are one kind double pretightning force axial elasticities to be displaced drag cup rotor |
| CN111001840A (en) * | 2019-12-10 | 2020-04-14 | 广州市淞滨工程技术有限公司 | High numerical control drilling equipment of stability that radiating effect is good |
-
2018
- 2018-03-08 CN CN201820319554.1U patent/CN208787549U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266128A (en) * | 2019-07-12 | 2019-09-20 | 深圳市鑫宝达电机有限公司 | There are one kind double pretightning force axial elasticities to be displaced drag cup rotor |
| CN111001840A (en) * | 2019-12-10 | 2020-04-14 | 广州市淞滨工程技术有限公司 | High numerical control drilling equipment of stability that radiating effect is good |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208787549U (en) | A kind of high-speed ball bearing electro spindle | |
| CN209157136U (en) | A kind of permanent magnet synchronization motor spindle | |
| CN103286331A (en) | Mesoporous water-through jacking electric spindle | |
| CN207655925U (en) | A kind of high-speed ball bearing Novel electric spindle | |
| CN109530730A (en) | A kind of double winding speed electric rolling-ball main shaft and machining tool | |
| CN201880924U (en) | Spindle box suitable for numerically controlled lathe to adopt in-built electrical spindle | |
| CN213879562U (en) | Rotor cooling loop of oil-cooled motor | |
| CN207239790U (en) | A kind of novel high speed ball bearing electro spindle | |
| CN210451009U (en) | Electric spindle capable of cooling rotor | |
| CN207967555U (en) | A kind of integrated form wind-power slip ring | |
| CN208955767U (en) | A kind of outer rotor brushless motor | |
| CN107877370B (en) | Double-end main shaft | |
| CN200993163Y (en) | Lower air baring for air-floating electric spindle | |
| CN206364647U (en) | A kind of rotor structure and the motor with it | |
| CN211460001U (en) | Dust collector | |
| CN201479062U (en) | Magnetic levitation refrigeration compressor motor | |
| CN211360672U (en) | Novel numerical control machining center is built-in to have a sword, center goes out water permanent magnetism synchronous electric main shaft | |
| CN208890528U (en) | A kind of durable motor being provided with buffer-type carbon brush | |
| CN212063718U (en) | Three-phase asynchronous motor with accurate rotating speed control | |
| CN203061898U (en) | Nesting electric spindle passing water through middle hole | |
| CN210297420U (en) | Magnetic suspension motor bearing for two-for-one twister | |
| CN201341061Y (en) | Rolling bearing structure of two-pole motor | |
| CN108181108B (en) | Permanent magnet motor test tool structure | |
| CN201393141Y (en) | Novel hot-roller motor lubricating and cooling system | |
| CN206795364U (en) | A kind of high-speed ball bearing electric main shaft structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211216 Address after: 610000 plant 2, No. 976, Gangtong North 4th Road, north area of Chengdu modern industrial port, Pidu District, Chengdu, Sichuan Patentee after: SICHUAN XINGWANGDA PRECISION ELECTROMECHANICAL Co.,Ltd. Address before: 518000 floor 1, building 4, Jinqiao Industrial Zone, Huangpu Jinqiao Industrial City, Shajing street, Bao'an District, Shenzhen, Guangdong Province Patentee before: SHENZHEN PROSPERITY TECH. CO.,LTD. |
|
| TR01 | Transfer of patent right |