CN110355386A - A kind of electro spindle of high speed feed - Google Patents
A kind of electro spindle of high speed feed Download PDFInfo
- Publication number
- CN110355386A CN110355386A CN201910639592.4A CN201910639592A CN110355386A CN 110355386 A CN110355386 A CN 110355386A CN 201910639592 A CN201910639592 A CN 201910639592A CN 110355386 A CN110355386 A CN 110355386A
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- CN
- China
- Prior art keywords
- sleeve
- quill
- high speed
- electro spindle
- speed feed
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Turning (AREA)
Abstract
The invention belongs to part processing technique fields, more particularly to a kind of electro spindle of high speed feed, including fixing seat, the fixes sleeve being mounted in fixing seat, the quill being coaxially installed in fixes sleeve, the quill includes external section of built-in section and its extension, quill can be along the axial movement of fixes sleeve, so that external section of expansion fit of quill is in fixes sleeve, coaxial rotary shaft and the driving motor for driving rotary shaft to rotate are installed in the quill, sliding sleeve is arranged with except external section of the quill, sliding sleeve is fixedly installed in fixes sleeve.The electro spindle of high speed feed of the invention substitutes the guide rail structure of the prior art by sliding sleeve, simplifies the structure of electro spindle, and rigidity is higher, stability is more preferable.
Description
Technical field
The invention belongs to part processing technique fields, and in particular to a kind of electro spindle of high speed feed.
Background technique
Electro spindle is mainly used in digit ctrol machine tool field, the new technology that machine tool chief axis and spindle motor are combined together, it
Together with techniques of linear motor, high-speed cutter technology, High-speed machining is pushed to a new era.Electro spindle is a set of component, it
Including electro spindle itself and its attachment: electro spindle, oil mist lubricator, cooling device, built-in encoder, changes high frequency converter plant
Knife system etc..For the rotor of motor directly as the main shaft of lathe, the shell of main axle unit is exactly motor bed-plate, and is cooperated
Other components realize that motor is integrated with machine tool chief axis.
Existing electro spindle guarantees the straightness of main shaft by linear guide mostly, for example, Publication No.
The patent document of CN207971433U discloses one kind can axially driving and rotatable electro spindle.Although passing through linear guide energy
Guarantee the straightness of main shaft, still, entire main axle structure is complex, and stability needs to be further increased.
Summary of the invention
Based on the above deficiencies in the existing technologies, the present invention provides a kind of electro spindle of high speed feed.
In order to achieve the above object of the invention, the invention adopts the following technical scheme:
A kind of electro spindle of high speed feed including fixing seat, the fixes sleeve being mounted in fixing seat, is coaxially installed on admittedly
Determine the quill in sleeve, the quill includes external section of built-in section and its extension, and quill can be along fixing sleeve
Cylinder axial movement so that external section of expansion fit of quill in be equipped in fixes sleeve, the quill and its
Coaxial rotary shaft and driving motor for driving rotary shaft to rotate are arranged with cunning except external section of the quill
Set, sliding sleeve are fixedly installed in fixes sleeve.
Preferably, the sliding sleeve include the first sleeve set gradually along the axial direction of quill, flange sleeve and
External section of second sleeve, quill is coaxially installed in first sleeve and second sleeve, flange sleeve respectively with fixes sleeve,
First sleeve, second sleeve are fixedly connected.
Preferably, between the first sleeve and quill, between the first sleeve and flange sleeve, flange
Sealing ring is equipped between set and second sleeve, between second sleeve and quill.
Preferably, the barrel of the barrel of the first sleeve, the jacket wall of flange sleeve and second sleeve has mutual
The gastight channels of connection.
Preferably, the outer surface of the flange sleeve has several grooves, has in groove and axially opens along flange sleeve
If mounting hole.
Preferably, the driving motor includes stator and rotor, and stator is coaxially installed on the built-in of quill
In section, rotor coaxial is installed in stator, and rotor and concentric rotation axis are installed and linked.
Preferably, the rotor and rotary shaft are realized by the structure that key and keyway match links.
Preferably, the barrel of the quill has mutually independent water circulation channel and gastight channels.
Preferably, the fixing seat is equipped with the linear guide parallel with rotary shaft, correspondingly, quill
Built-in section is equipped with the sliding block to match with linear guide.
Preferably, the rotary shaft is hollow structure.
Preferably, axial direction electric machine is also equipped in the fixing seat, the output shaft and screw rod of axial direction electric machine link
Connection, screw rod are arranged in parallel with rotary shaft, and screw rod is equipped with the pair of nut cooperated with wire rod thread, and pair of nut and quill join
Dynamic connection.
Compared with prior art, the present invention beneficial effect is:
The electro spindle of high speed feed of the invention is substituted the guide rail structure of the prior art by sliding sleeve, simplifies electro spindle
Structure, and rigidity it is higher, stability is more preferable.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the electro spindle of the high speed feed of the embodiment of the present invention one；
Fig. 2 is the schematic perspective view of the electro spindle of the high speed feed of the embodiment of the present invention one；
Fig. 3 is the schematic perspective view at another visual angle of the electro spindle of the high speed feed of the embodiment of the present invention one；
Fig. 4 is the partial structural diagram at the sliding sleeve of the electro spindle of the high speed feed of the embodiment of the present invention one；
Fig. 5 is the structural schematic diagram of the water cooling sleeve of the electro spindle of the high speed feed of the embodiment of the present invention one；
Fig. 6 is another the schematic diagram of the section structure of the electro spindle of the high speed feed of the embodiment of the present invention one；
Fig. 7 is the end cross-sectional enlarged drawing of the electro spindle of the high speed feed of the embodiment of the present invention one.
Specific embodiment
In order to illustrate the embodiments of the present invention more clearly, Detailed description of the invention a specific embodiment of the invention will be compareed below.
It should be evident that drawings in the following description are only some embodiments of the invention, those of ordinary skill in the art are come
It says, without creative efforts, is also possible to obtain other drawings based on these drawings, and obtain other real
Apply mode.
Embodiment one:
As shown in figs. 1-7, the electro spindle of the high speed feed of the present embodiment, including fixing seat 1, fixes sleeve 2, quill
3, rotary shaft 4, sliding sleeve 5 and driving motor；Wherein, fixes sleeve 2 is mounted in fixing seat 1；Quill 3 is coaxially mounted to solid
Determine in sleeve 2；Rotary shaft 4 is coaxially mounted in quill 3；In driving motor installation activity sleeve 3, for driving rotary shaft
4 rotations, to carry out part processing.
As shown in Fig. 2, fixes sleeve 2 is mounted on the right side of fixing seat 1, specifically, fixes sleeve 2 is mounted on by bolt
The right side of fixing seat 1.The left and right both ends of fixes sleeve 2 are open, so as to the installation of subsequent parts.
Quill 3 is coaxially mounted in fixes sleeve 2, and quill 3 can be along the axial movement of fixes sleeve 2；Specifically
Ground, quill 3 include external section 32 of built-in section 31 and its extension, and the outer diameter of built-in section 31 is greater than external section 32 of outer diameter,
The outer diameter of built-in section 31 and the internal diameter of fixes sleeve 2 and the left end opening size of fixes sleeve 2 match, and enable built-in section 31
It is free to move axially in fixes sleeve 2, so that external section of 32 expansion fits of quill are in fixes sleeve 2；And it is built-in
Except 31 energy activity to the left end of fixes sleeve 2 opening of section, to improve the stroke of the axial movement of rotary shaft 4.In addition, in order to protect
The mobile straightness of quill is demonstrate,proved, linear guide 6 is installed in the left side of fixing seat 1, linear guide 6 is parallel with rotary shaft to be set
It sets, correspondingly, the left end of the built-in section of quill is equipped with the sliding block 7 to match with linear guide 6, guarantees that quill is mobile
Straightness, thus guarantee rotary shaft axial movement straightness.
Sliding sleeve 5 is arranged with except external section of the quill of the present embodiment, sliding sleeve 5 is fixedly mounted on fixes sleeve 2
Right side.Specifically, as shown in figs. 1 and 4, sliding sleeve 5 includes the first sleeve 51 set gradually along the axial direction of quill 3, flange
Set 52 and second sleeve 53, external section 32 of quill are coaxially mounted in first sleeve 51 and second sleeve 53, movable sleeve
External section 32 of the outer diameter and first sleeve 51 of cylinder and the internal diameter matching of second sleeve 53, first sleeve 51 and second sleeve 53
Section is convex structure, and first sleeve 51 is mounted at the right-end openings of fixes sleeve 2, the boss of first sleeve 51 in
The right side of the right-end openings of fixes sleeve 2；Second sleeve 53 is located at the right side of first sleeve 51, and is spaced default spacing installation,
The lug boss of second sleeve 53 is opposite with the lug boss of first sleeve 51, and flange sleeve 52 is embedded in the protrusion for being mounted on second sleeve 53
Between portion and the lug boss of first sleeve 51, flange sleeve 52 is fixed with fixes sleeve 2, first sleeve 51, second sleeve 53 respectively
Connection.Wherein, as shown in Fig. 2, the outer surface of flange sleeve 52 has several grooves 520, have in groove and axially opened along flange sleeve
If mounting hole, 521 penetrating mounting holes of bolt achieve a fixed connection, and realize the built-in of bolt, save space.
In addition, as shown in figure 3, sealing ring a is equipped between first sleeve 51 and quill 3, specifically, in first set
Seal groove is offered on the left of the inner wall of cylinder 51, sealing ring a is mounted in seal groove, and sealing ring a is resisted against the outer of quill
Section is set, sealing has not only been able to achieve, but also can guarantee that quill activity is matched with sealing ring a.Between first sleeve 51 and flange sleeve 52
Sealing ring b is installed, specifically, seal groove, sealing ring b installation are offered on the left of the outer wall of the lug boss of first sleeve 51
In seal groove, sealing ring b is resisted against the inner wall of flange sleeve, realizes sealing.It is equipped between flange sleeve 52 and second sleeve 53
Sealing ring c is specifically equipped with seal groove in the right side opening of the outer wall of the lug boss of second sleeve 51, sealing ring c is mounted on sealing
In slot, sealing ring c is resisted against the inner wall of flange sleeve 52, realizes sealing.Sealing is installed between second sleeve 53 and quill 3
Circle is specifically equipped with seal groove in the right side opening of the inner wall of second sleeve 53, sealing ring d is mounted in seal groove, sealing ring d
It is resisted against external section of quill, had not only been able to achieve sealing, but also can guarantee that quill activity is matched with sealing ring d.Moreover, the
The barrel of the barrel of one sleeve 51, the jacket wall of flange sleeve and second sleeve has interconnected gastight channels e, gastight channels e
Left end be located at the left side of sealing ring a, the right end of gastight channels e is located at the right side of sealing ring d, realizes that hermetic seal and sealing ring are close
The double sealing effect of envelope improves the leakproofness between quill 3 and sliding sleeve 5.
Wherein, driving motor is mounted in the built-in section 31 of quill, and specifically, driving motor includes stator 81 and turns
Son 82, stator 81 is coaxially mounted in the built-in section 31 of quill, and rotor 82 is coaxially mounted in stator 81, rotor 82 and rotation
Shaft 4 is co-axially mounted and links；The inner hollow of rotor 82, rotary shaft 4 is coaxially mounted in the hollow structure of rotor 82, and is led to
It crosses the structure that key 83 and keyway match and realizes linkage, to transmit torque, as shown in Figure 5.In addition, as shown in Figure 1, stator 81 it is outer
It is also equipped with water cooling sleeve 9 between wall and the built-in section 31 of quill, as shown in figure 5, having in water cooling sleeve 9 along its barrel
The water-cooling channel and entrance of Spiral distribution, guarantee the heat dissipation of driving motor.Wherein, the structure and principle of said stator and rotor
Compared with the driving motor of technology, this will not be repeated here.
In addition, the rotary shaft 4 of the present embodiment is hollow structure, it can be passed through cooling medium in hollow structure, high speed is turned
Dynamic rotary shaft is cooling, guarantees the processing performance of main shaft.Rotary shaft 4 is mounted in quill by bearing, realizes axial connection
Dynamic, quill is motionless when rotary shaft rotates.As shown in Figures 6 and 7, external section of inner wall of end of quill 3 and rotary shaft 4
Outer wall between ring type seal f is installed, guarantee the leakproofness between quill and rotary shaft；The movable sleeve of the present embodiment
Cylinder 3 has gastight channels g distributed along its axial direction, and the end of gastight channels g is located at the inside of ring type seal f, realizes airtight
The double sealing effect of envelope and sealing ring sealing, improves the leakproofness between quill and rotary shaft.
As shown in Figure 1, axial direction electric machine 10 is also equipped in the fixing seat of the present embodiment, the output shaft and silk of axial direction electric machine 10
Bar 11 is connected, and screw rod 11 is arranged in parallel with rotary shaft 4, guarantees the straightness that rotary shaft is axially run；Screw rod 11 is equipped with
With the pair of nut 12 of wire rod thread cooperation, pair of nut 12 is connected with quill 3.Specifically, the output of axial direction electric machine 10
Axis is sequentially connected by shaft coupling 12 and screw rod 11, and the pair of nut 12 being threadedly engaged with it, pair of nut 12 are provided in screw rod 11
It is connect with quill 3 by concaveconvex structure by link block 13；When axial direction electric machine 10 rotates, pair of nut 12 can be along silk
The axis of bar 11 is mobile, and screw rod 11 drives the axial movement of quill 3 to drive rotary shaft 4 is axial to move by link block 13
It is dynamic, the axial movement for the cutter installed in rotary shaft so can be realized.Since the outside of fixes sleeve 2 is arranged in screw rod 11,
In order to facilitate the connection of link block 13 and pair of nut 12 and quill 3, the position corresponding with link block 13 in fixes sleeve 2
Place is provided with the strip-shaped hole 14 extended along fixes sleeve axial direction, and link block 13 is reciprocally matched with strip-shaped hole 14.
The electro spindle of the high speed feed of the present embodiment is substituted the guide rail structure of the prior art by sliding sleeve, simplifies electric master
The structure of axis, rigidity is higher, stability is more preferable.
Embodiment two:
The electro spindle of the high speed feed of the present embodiment and embodiment one the difference is that:
The electro spindle of the high speed feed of the present embodiment can be omitted the structure of water cooling sleeve, directly built in quill
The barrel of section is as water cooling sleeve, i.e., by the structure fusion of water cooling sleeve on the barrel of the built-in section of quill, so that living
The barrel of moving sleeve has mutually independent water circulation channel and gastight channels, is also able to achieve the cooling and activity of driving motor
Sealing performance between sleeve and rotary shaft.
Other structures can be with reference implementation example one.
Embodiment three:
The electro spindle of the high speed feed of the present embodiment and embodiment one the difference is that:
The sliding sleeve of the present embodiment is structure as a whole, i.e., is integrally formed first sleeve, flange sleeve and second sleeve, convenient for dress
Match.
Other structures can be with reference implementation example one.
The above is only that the preferred embodiment of the present invention and principle are described in detail, to the common skill of this field
For art personnel, the thought provided according to the present invention will change in specific embodiment, and these changes should also regard
For protection scope of the present invention.
Claims (10)
1. a kind of electro spindle of high speed feed including fixing seat, the fixes sleeve being mounted in fixing seat, is coaxially installed on fixation
Quill in sleeve, which is characterized in that the quill includes external section of built-in section and its extension, and quill can
Along the axial movement of fixes sleeve, so that external section of expansion fit of quill is in peace in fixes sleeve, the quill
Driving motor equipped with coaxial rotary shaft and for driving rotary shaft to rotate, external section of housing of the quill
Equipped with sliding sleeve, sliding sleeve is fixedly installed in fixes sleeve.
2. a kind of electro spindle of high speed feed according to claim 1, which is characterized in that the sliding sleeve includes along movable sleeve
First sleeve, flange sleeve and the second sleeve that the axial direction of cylinder is set gradually, external section of quill are coaxially installed on first set
In cylinder and second sleeve, flange sleeve is fixedly connected with fixes sleeve, first sleeve, second sleeve respectively.
3. a kind of electro spindle of high speed feed according to claim 2, which is characterized in that the first sleeve and movable sleeve
Between cylinder, between the first sleeve and flange sleeve, between flange sleeve and second sleeve, between second sleeve and quill
Equipped with sealing ring.
4. a kind of electro spindle of high speed feed according to claim 3, which is characterized in that the barrel of the first sleeve,
The jacket wall of flange sleeve and the barrel of second sleeve have interconnected gastight channels.
5. according to a kind of described in any item electro spindles of high speed feed of claim 2-4, which is characterized in that the flange sleeve
Outer surface has several grooves, has the mounting hole axially opened up along flange sleeve in groove.
6. a kind of electro spindle of high speed feed according to claim 1, which is characterized in that the driving motor includes stator
And rotor, stator are coaxially installed in the built-in section of quill, rotor coaxial is installed in stator, rotor and concentric rotation axis
Installation and linkage.
7. a kind of electro spindle of high speed feed according to claim 1, which is characterized in that the barrel of the quill has
There are mutually independent water circulation channel and gastight channels.
8. a kind of electro spindle of high speed feed according to claim 1, which is characterized in that the fixing seat is equipped with and rotation
The parallel linear guide of shaft, correspondingly, the built-in section of quill are equipped with the sliding block to match with linear guide.
9. a kind of electro spindle of high speed feed according to claim 1, which is characterized in that the rotary shaft is hollow knot
Structure.
10. a kind of electro spindle of high speed feed according to claim 1, which is characterized in that also installed in the fixing seat
There is axial direction electric machine, output shaft and the screw rod of axial direction electric machine are connected, and screw rod is arranged in parallel with rotary shaft, and screw rod is equipped with and silk
The pair of nut that bar is threadedly engaged, pair of nut are connected with quill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639592.4A CN110355386B (en) | 2019-07-16 | 2019-07-16 | High-speed feeding electric spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639592.4A CN110355386B (en) | 2019-07-16 | 2019-07-16 | High-speed feeding electric spindle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110355386A true CN110355386A (en) | 2019-10-22 |
| CN110355386B CN110355386B (en) | 2024-03-22 |
Family
ID=68219311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910639592.4A Active CN110355386B (en) | 2019-07-16 | 2019-07-16 | High-speed feeding electric spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110355386B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS639722A (en) * | 1986-07-01 | 1988-01-16 | Toshiba Mach Co Ltd | Spindle rotation supporting device |
| JP2007245344A (en) * | 2003-04-07 | 2007-09-27 | Nsk Ltd | Main spindle unit |
| CN206009858U (en) * | 2016-08-29 | 2017-03-15 | 北京超同步伺服股份有限公司 | There is the electro spindle external member of refrigerating function |
| CN207787723U (en) * | 2018-01-16 | 2018-08-31 | 朗快智能科技（杭州）有限公司 | One kind can axially driving and rotatable main shaft |
| CN207971433U (en) * | 2018-01-16 | 2018-10-16 | 朗快智能科技（杭州）有限公司 | One kind can axially driving and rotatable electro spindle |
| CN208767923U (en) * | 2018-10-19 | 2019-04-19 | 昆山罗力精密机械有限公司 | A kind of built-in electric machine main shaft radiator |
| CN210789249U (en) * | 2019-07-16 | 2020-06-19 | 朗快智能科技（杭州）有限公司 | High-speed feeding electric spindle |
-
2019
- 2019-07-16 CN CN201910639592.4A patent/CN110355386B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS639722A (en) * | 1986-07-01 | 1988-01-16 | Toshiba Mach Co Ltd | Spindle rotation supporting device |
| JP2007245344A (en) * | 2003-04-07 | 2007-09-27 | Nsk Ltd | Main spindle unit |
| CN206009858U (en) * | 2016-08-29 | 2017-03-15 | 北京超同步伺服股份有限公司 | There is the electro spindle external member of refrigerating function |
| CN207787723U (en) * | 2018-01-16 | 2018-08-31 | 朗快智能科技（杭州）有限公司 | One kind can axially driving and rotatable main shaft |
| CN207971433U (en) * | 2018-01-16 | 2018-10-16 | 朗快智能科技（杭州）有限公司 | One kind can axially driving and rotatable electro spindle |
| CN208767923U (en) * | 2018-10-19 | 2019-04-19 | 昆山罗力精密机械有限公司 | A kind of built-in electric machine main shaft radiator |
| CN210789249U (en) * | 2019-07-16 | 2020-06-19 | 朗快智能科技（杭州）有限公司 | High-speed feeding electric spindle |
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| Publication number | Publication date |
|---|---|
| CN110355386B (en) | 2024-03-22 |
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