CN109262336A - Spindle motor structure - Google Patents
Spindle motor structure Download PDFInfo
- Publication number
- CN109262336A CN109262336A CN201811328558.7A CN201811328558A CN109262336A CN 109262336 A CN109262336 A CN 109262336A CN 201811328558 A CN201811328558 A CN 201811328558A CN 109262336 A CN109262336 A CN 109262336A
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- CN
- China
- Prior art keywords
- main shaft
- shell
- cabinet
- spindle motor
- rotor
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The present invention provides a kind of spindle motor structures.The technical solution has abandoned independent driving motor, the nucleus movements such as stator, rotor mechanism in motor is integrated with main shaft self structure, to realize the two axis unification of electric machine main shaft and dynamic head main spindle, driving is directly succinct, it occupies little space, reduce middle transition link, and greatly reduce noise, control is simple.Wherein the modules such as stator, rotor are arranged by the classical architecture of motor, directly input electric current driving, and encoder realizes speed control.On this basis, the present invention is additionally arranged shaft seal structure in the joint of main shaft and shell, can play good waterproof action.In optimal technical scheme, specific transmission mode is further defined, and to the sealing structure that shell end is matched using gland and axle envelope, sealing effect has been effectively ensured.This invention simplifies spindle motor structure, keep its space construction more compact, noise is substantially reduced, and speed is controllable, and whole control is more easier.
Description
Technical field
The present invention relates to technical field of mechanical processing, further to numerical control deep-hole drilling special plane and long hole processing technology,
More particularly to a kind of spindle motor structure.
Background technique
In deep hole processing technology, numerical control deep-hole drilling special plane is common mechanical equipment, and the knife of front end is driven by motor
Tool executes gun drilling operation.In the prior art, such equipment mostly uses ordinary motor and synchronous belt while driving two groups of shafts
It rotates (structure is as shown in Figure 1 and Figure 2), noise is larger, and speed is non-adjustable and occupied space is big；Further, since ordinary motor is not
With proof mechanism of water, it is therefore desirable to match specific protective device for motor.
Summary of the invention
The present invention is directed to be directed to the technological deficiency of the prior art, a kind of spindle motor structure is provided, to solve the prior art
The driving structure occupied space of middle numerical control deep-hole drilling special plane is big, noise is big, speed is not controlled, the technical problems such as big that control difficulty.
Another technical problem to be solved by the present invention is that improving the sealing effect between main shaft and power mechanism.
To realize the above technical purpose, the invention adopts the following technical scheme:
Spindle motor structure, including shell, stator, main shaft, rotor, encoder, axle envelope, wherein stator is fixedly connected on shell
On the inner wall of body, main shaft runs through shell, rotor is connected on main shaft, the rotor is matched with stator, in the rear end of main shaft
It is connected with encoder, the joint of main shaft and shell is provided with axle envelope.
Preferably, further including cutter, end cap, sealing cover, aluminium alloy shield, inner spacing collar, outer separator, bearing, tensioner
Clamping cap, rear defence shield, cabinet, gland, ringfeder, wherein being connected with cutter in the front end of main shaft, cabinet is socketed in the outer of cabinet
The front end of week, cabinet and shell connects, and the front end of cabinet is provided with end cap, and the end cap is externally connected to sealing cover,
The outside of sealing cover is provided with aluminium alloy shield；Be connected separately with outer separator and inner spacing collar on the inner wall of cabinet, it is described in every
Set is located at the periphery of main shaft, bearing is respectively arranged in cabinet and shell, the main shaft is connected on bearing；In shell
Rear end, shell and main shaft delivery position are provided with tensioner clamping cap, and the tensioner clamping cap is externally connected to rear protecting
Cover is provided with axle envelope in the junction of main shaft and rear defence shield, gland is connected on main shaft, the gland is located at the interior of rotor
Side is connected with ringfeder in the end of gland.
Preferably, the two is parallel to each other there are two main shafts.
Preferably, offering several grooves on the outer wall of cabinet.
Preferably, the revolving speed of encoder control main shaft.
The present invention provides a kind of spindle motor structures.The technical solution has abandoned independent driving motor, will be in motor
The nucleus movements such as stator, rotor mechanism is integrated with main shaft self structure, to realize electric machine main shaft and dynamic head main spindle
Two axis unification, driving directly it is succinct, occupy little space, reduce middle transition link, and greatly reduce noise, control letter
It is single.Wherein the modules such as stator, rotor are arranged by the classical architecture of motor, directly input electric current driving, and encoder realizes speed control
System.On this basis, the present invention is additionally arranged shaft seal structure in the joint of main shaft and shell, can play good waterproof action.
In optimal technical scheme, specific transmission mode is further defined, and match using gland and axle envelope to shell end
Sealing structure, sealing effect has been effectively ensured.The present invention is effectively simplified spindle motor structure by the improvement of structural level,
Keep its space structure more compact, noise is substantially reduced, and speed is controllable, and whole control is also more easier.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of conventional drive mechanism in the prior art；
Fig. 2 is the top view of conventional drive mechanism in the prior art；
Fig. 3 is three-dimensional structure diagram of the invention；
Fig. 4 is top view of the invention；
Fig. 5 is vertical section structure schematic diagram of the invention；
In figure:
1, shell 2, stator 3, main shaft 4, rotor
5, encoder 6, axle envelope 7, cutter 8, end cap
9, sealing cover 10, aluminium alloy shield 11, inner spacing collar 12, outer separator
13, bearing 14, tensioner clamping cap 15, rear defence shield 16, cabinet
17, gland 18, ringfeder.
Specific embodiment
Below by specific embodiments of the present invention will be described in detail.In order to avoid excessive unnecessary details,
It will not be described in detail in following embodiment to belonging to well known structure or function.Approximation used in following embodiment
Language can be used for quantitative expression, show to allow quantity to have certain variation in the case where not changing basic function.It is fixed except having
Adopted outer, technical and scientific term used in following embodiment has the phase being commonly understood by with those skilled in the art of the invention
Same meaning.
Embodiment 1
Spindle motor structure, as shown in Figure 3, Figure 4, including shell 1, stator 2, main shaft 3, rotor 4, encoder 5, axle envelope 6,
Wherein stator 2 is fixedly connected on the inner wall of shell 1, and main shaft 3 runs through shell 1, and rotor 4, the rotor are connected on main shaft 3
4 match with stator 2, are connected with encoder 5 in the rear end of main shaft 3, and the joint of main shaft 3 and shell 1 is provided with axle envelope 6.
Embodiment 2
Spindle motor structure, as seen in figures 3-5, including shell 1, stator 2, main shaft 3, rotor 4, encoder 5, axle envelope 6,
Wherein stator 2 is fixedly connected on the inner wall of shell 1, and main shaft 3 runs through shell 1, and rotor 4, the rotor are connected on main shaft 3
4 match with stator 2, are connected with encoder 5 in the rear end of main shaft 3, and the joint of main shaft 3 and shell 1 is provided with axle envelope 6.
It wherein, further include cutter 7, end cap 8, sealing cover 9, aluminium alloy shield 10, inner spacing collar 11, outer separator 12, bearing 13, tensioner casing pressure
Tight lid 14, rear defence shield 15, cabinet 16, gland 17, ringfeder 18, wherein cutter 7 is connected in the front end of main shaft 3,16 sets of cabinet
It connects in the periphery of cabinet 16, cabinet 16 is connect with the front end of shell 1, and the front end of cabinet 16 is provided with end cap 8, the end cap 8
Be externally connected to sealing cover 9, the outside of sealing cover 9 is provided with aluminium alloy shield 10；Connect respectively on the inner wall of cabinet 16
It is connected to outer separator 12 and inner spacing collar 11, the inner spacing collar 11 is located at the periphery of main shaft 3, sets respectively in cabinet 16 and shell 1
It is equipped with bearing 13, the main shaft 3 is connected on bearing 13；It is provided with and rises with 3 delivery position of main shaft in the rear end of shell 1, shell 1
Fixed clamping cap 14, the tensioner clamping cap 14 is externally connected to rear defence shield 15, in the friendship of main shaft 3 and rear defence shield 15
The place of connecing is provided with axle envelope 6, gland 17 is connected on main shaft 3, the gland 17 is located at the inside of rotor 4, at the end of gland 17
End is connected with ringfeder 18.There are two main shafts 3, and the two is parallel to each other.Several grooves are offered on the outer wall of cabinet 16.Encoder
The revolving speed of 5 control main shafts 3.
The embodiments of the present invention have been described in detail above, but content is only the preferred embodiment of the present invention,
It is not intended to limit the invention.All any modifications, equivalent replacements, and improvements etc. done in application range of the invention, should all
It is included within protection scope of the present invention.
Claims (5)
1. spindle motor structure, it is characterised in that including shell (1), stator (2), main shaft (3), rotor (4), encoder (5), axis
It seals (6), wherein stator (2) is fixedly connected on the inner wall of shell (1), and main shaft (3) runs through shell (1), is connected on main shaft (3)
Have rotor (4), the rotor (4) matches with stator (2), encoder (5) is connected in the rear end of main shaft (3), in main shaft (3)
The joint of shell (1) is provided with axle envelope (6).
2. spindle motor structure according to claim 1, it is characterised in that further include cutter (7), end cap (8), sealing cover
(9), aluminium alloy shield (10), inner spacing collar (11), outer separator (12), bearing (13), tensioner clamping cap (14), rear defence shield
(15), cabinet (16), gland (17), ringfeder (18), wherein being connected with cutter (7) in the front end of main shaft (3), cabinet (16) socket
In the periphery of cabinet (16), cabinet (16) is connect with the front end of shell (1), and the front end of cabinet (16) is provided with end cap (8), institute
That states end cap (8) is externally connected to sealing cover (9), and the outside of sealing cover (9) is provided with aluminium alloy shield (10)；In cabinet
(16) outer separator (12) and inner spacing collar (11) are connected separately on inner wall, the inner spacing collar (11) is located at the periphery of main shaft (3),
It is respectively arranged with bearing (13) in cabinet (16) and shell (1), the main shaft (3) is connected on bearing (13)；In shell
(1) rear end, shell (1) and main shaft (3) delivery position is provided with tensioner clamping cap (14), the tensioner clamping cap (14)
Be externally connected to rear defence shield (15), the junction of main shaft (3) and rear defence shield (15) is provided with axle envelope (6), in main shaft
(3) it is connected on gland (17), the gland (17) is located at the inside of rotor (4), is connected with ringfeder in the end of gland (17)
(18)。
3. spindle motor structure according to claim 1, it is characterised in that there are two main shafts (3), and the two is parallel to each other.
4. spindle motor structure according to claim 1, it is characterised in that offered on the outer wall of cabinet (16) several
Groove.
5. spindle motor structure according to claim 1, it is characterised in that encoder (5) controls the revolving speed of main shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328558.7A CN109262336A (en) | 2018-11-09 | 2018-11-09 | Spindle motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328558.7A CN109262336A (en) | 2018-11-09 | 2018-11-09 | Spindle motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109262336A true CN109262336A (en) | 2019-01-25 |
Family
ID=65191867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811328558.7A Pending CN109262336A (en) | 2018-11-09 | 2018-11-09 | Spindle motor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109262336A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004015594A1 (en) * | 2003-04-02 | 2004-10-21 | Brother Kogyo K.K., Nagoya | Machine tool spindle with oil channel leads oil mist through non-rotating sealing block past pullrod to tool without oil mist scatter. |
| CN201271742Y (en) * | 2008-06-18 | 2009-07-15 | 浙江日发数码精密机械股份有限公司 | High speed electric main spindle apparatus of machine tool |
| CN102554279A (en) * | 2010-12-16 | 2012-07-11 | 江苏华雕机械有限公司 | Combined multiple electric spindle unit |
| CN202317039U (en) * | 2011-09-16 | 2012-07-11 | 安阳斯普机械有限公司 | High-speed double-head engraving and milling electric spindle |
| CN206474687U (en) * | 2017-01-03 | 2017-09-08 | 广州市昊志机电股份有限公司 | Walk heart electric spindle of lathe |
-
2018
- 2018-11-09 CN CN201811328558.7A patent/CN109262336A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004015594A1 (en) * | 2003-04-02 | 2004-10-21 | Brother Kogyo K.K., Nagoya | Machine tool spindle with oil channel leads oil mist through non-rotating sealing block past pullrod to tool without oil mist scatter. |
| CN201271742Y (en) * | 2008-06-18 | 2009-07-15 | 浙江日发数码精密机械股份有限公司 | High speed electric main spindle apparatus of machine tool |
| CN102554279A (en) * | 2010-12-16 | 2012-07-11 | 江苏华雕机械有限公司 | Combined multiple electric spindle unit |
| CN202317039U (en) * | 2011-09-16 | 2012-07-11 | 安阳斯普机械有限公司 | High-speed double-head engraving and milling electric spindle |
| CN206474687U (en) * | 2017-01-03 | 2017-09-08 | 广州市昊志机电股份有限公司 | Walk heart electric spindle of lathe |
Non-Patent Citations (2)
| Title |
|---|
| 崔克清: "《安全工程大辞典》", 30 November 1995, 化学工业出版社 * |
| 齐庆国等: "《机电一体化系统设计》", 28 February 2015, 吉林大学出版社 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190125 |
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| RJ01 | Rejection of invention patent application after publication |