CN207234600U - Magnetic drives straight line driving mechanism - Google Patents
Magnetic drives straight line driving mechanism Download PDFInfo
- Publication number
- CN207234600U CN207234600U CN201721300970.9U CN201721300970U CN207234600U CN 207234600 U CN207234600 U CN 207234600U CN 201721300970 U CN201721300970 U CN 201721300970U CN 207234600 U CN207234600 U CN 207234600U
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- China
- Prior art keywords
- magnetic
- interior
- magnetic substance
- straight line
- driving mechanism
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Abstract
A kind of magnetic drives straight line driving mechanism, belong to component of machine field, including screw and nut, further include disrance sleeve, interior ring assemblies, outer ring assembly, optical axis guide rail, interior ring assemblies are fixedly connected with the nut, and optical axis pilot hole and the optical axis guide rail of outer ring assembly are slidably connected；Disrance sleeve is and coaxial with them between the interior ring assemblies and the outer ring assembly；Outer ring assembly is made of outer support set, positioning linear bearing and outer magnetic substance, is fixedly connected on to the positioning linear coaxial bearing on the inner surface of the outer support set, the positioning linear bearing is located at the both sides of the outer magnetic substance.The power of prime mover passes to the outer ring assembly as execution unit in the form of magnetic field force through disrance sleeve, screw is completely enclosed within smooth static disrance sleeve, the danger of exotic, thus the occasion for making it be more suitably applied to frequently contact with personnel may be involved in by being inherently eliminated the screw of existing screw straight line driving mechanism.
Description
Technical field
A kind of magnetic drives straight line driving mechanism is the utility model is related to, belongs to component of machine field.
Background technology
Straight line driving mechanism is a kind of machinery for the linear motion that the rotary motion of prime mover can be converted to execution unit
Structure, is mainly made of the component such as the screw and nut as driving link, optical axis guide rail and linear bearing, is widely used in machine
The field such as tool and automation engineering.Screw straight line driving mechanism is most important straight line driving mechanism, and existing screw straight line drives
There are following deficiencies for motivation structure：Due to reasons in structure, a part for screw must be exposed to outside, can not add protective cover completely,
If such structure applied to household electrical appliances etc. often and human contact occasion, it is possible to limbs or external flexible thing occurs and rolls up
Enter the danger of screw.
Utility model content
In order to overcome the above-mentioned deficiency of existing screw straight line driving mechanism, the utility model provides a kind of magnetic drives
Screw can be completely enclosed within smooth static metal disrance sleeve by straight line driving mechanism, the magnetic drives straight line driving mechanism
It is interior, the possibility that exotic is involved in screw is avoided, and it is simple in structure, compact.
The technical solution of the utility model is：Magnetic drives straight line driving mechanism, including screw and be engaged with nut,
End support, bearing, the screw are supported in the bearing, and the bearing is fixed in the end support, wherein, also wrap
Disrance sleeve, interior ring assemblies, outer ring assembly, optical axis guide rail are included, the interior ring assemblies are fixedly connected with the nut, the outer shroud
The optical axis pilot hole of component is slidably connected with the optical axis guide rail, and the optical axis guide rail is fixedly connected with end support；Institute
Disrance sleeve is stated between the interior ring assemblies and the outer ring assembly, and it is coaxial with them；The interior ring assemblies are by interior magnetic
Property body, inner support set, locating wheel composition, the interior magnetic substance is bonded in the lateral surface of inner support set, the inner support set
Endoporus be fixedly connected with the nut, the locating wheel and the ear mount hinge connection for being fixed on inner support set end, its
The inner wall of outer edge and the disrance sleeve is tangent；The outer ring assembly is by outer support set, positioning linear bearing and outer magnetic substance
Composition, the outer magnetic substance are bonded in the inner surface of the outer support set, are fixedly connected on to the positioning linear coaxial bearing
On the inner surface of the outer support set, the positioning linear bearing is located at the both sides of the outer magnetic substance, in its inner radius and institute
The formation of disrance sleeve outer surface is stated to be slidably connected.
Preferably, the internal diameter of the positioning linear bearing is less than the internal diameter of the outer magnetic substance.
Preferably, the outside diameter of the interior magnetic substance is less than the internal diameter of the disrance sleeve.
Preferably, the interior magnetic substance in the magnetized interior magnetic shoe of thickness direction by forming, and the interior magnetic shoe is in circumferential spelling
Annulus is connected into, these annulus are axially further being spliced into columnar interior magnetic substance, in foregoing splicing, in axis
To with circumferential both direction, the adjacent interior magnetic shoe direction of magnetization be it is opposite, i.e., in the axial direction, interior magnetic shoe be " N " magnetic pole,
" S " magnetic pole is alternately arranged, and interior magnetic shoe is also that " N " magnetic pole, " S " magnetic pole are alternately arranged in the circumferential.
Preferably, the outer magnetic substance in the magnetized outer magnetic shoe of thickness direction by forming, and the outer magnetic shoe is in circumferential spelling
Annulus is connected into, these annulus are axially further being spliced into columnar outer magnetic substance, in foregoing splicing, in axis
To with circumferential both direction, the adjacent outer magnetic shoe direction of magnetization be it is opposite, i.e., in the axial direction, outer magnetic shoe be " N " magnetic pole,
" S " magnetic pole is alternately arranged, and outer magnetic shoe is also that " N " magnetic pole, " S " magnetic pole are alternately arranged in the circumferential.
Preferably, the quantity for forming the outer magnetic shoe of outer magnetic substance is equal to the quantity of the interior magnetic shoe of magnetic substance in composition.
Preferably, the axial length for forming the outer magnetic shoe of outer magnetic substance is equal to the axial direction length of the interior magnetic shoe of magnetic substance in composition
Degree.
The utility model has the advantage that than the prior art：The power of prime mover passes through disrance sleeve in the form of magnetic field force
The outer ring assembly as execution unit is passed to, screw is completely enclosed within smooth static disrance sleeve, is inherently eliminated
The screw of existing screw straight line driving mechanism may be involved in the danger of exotic, thus it is more suitably applied to and personnel's frequency
The occasion of numerous contact.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the interior ring assemblies and nut structure diagram of the utility model.
Fig. 3 is the outer ring assembly structure diagram of the utility model.
Fig. 4 is the interior magnetic substance and outer magnetic substance arrangement and pole arrangement schematic diagram of the utility model.
In figure：1-optical axis guide rail, 2-screw, 3-outer ring assembly, 4-interior ring assemblies, 5-bearing, the support of 6-end,
7-disrance sleeve, 8-interior magnetic substance, 9-inner support set, 10-locating wheel, 11-nut, 12-ear mount, 13-outer support
Set, 14-positioning linear bearing, 15-optical axis pilot hole, 16-outer magnetic substance, 17-outer magnetic shoe, 18-interior magnetic shoe.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1, Fig. 2 and Fig. 3, the utility model provide a kind of technical solution：Magnetic drives straight line driving mechanism, bag
Nut 11, end support 6, the bearing 5 for including screw 2 and being engaged with, the screw 2 are supported in the bearing 5, the bearing
5 are fixed in the end support 6, wherein, further include disrance sleeve 7, interior ring assemblies 4, outer ring assembly 3, optical axis guide rail 1, institute
State interior ring assemblies 4 to be fixedly connected with the nut 11, the optical axis pilot hole 15 of the outer ring assembly 3 is slided with the optical axis guide rail 1
Dynamic connection, the optical axis guide rail 1 are fixedly connected with end support 6, and the disrance sleeve 7 is located at interior 4 He of ring assemblies
Between the outer ring assembly 3, and it is coaxial with them；The interior ring assemblies 4 are by interior magnetic substance 8, inner support set 9,10 groups of locating wheel
Into the interior magnetic substance 8 is bonded in the lateral surface of the inner support set 9, and the endoporus and the nut 11 of the inner support set 9 are solid
Fixed connection, the locating wheel 10 and is fixed on 12 hinge connection of ear mount that the inner support covers 9 ends, its outer edge with it is described every
Inner wall from casing 7 is tangent；The outer ring assembly 3 is made of outer support set 13, positioning linear bearing 14 and outer magnetic substance 16, institute
The inner surface that outer magnetic substance 16 is bonded in the outer support set 13 is stated, the positioning linear bearing 14 is coaxially fixedly connected on institute
On the inner surface for stating outer support set 13, the positioning linear bearing 14 is located at the both sides of the outer magnetic substance 16, in its inner radius
Formed and be slidably connected with 7 outer surface of disrance sleeve.
In order to avoid both direct Mechanical Contacts, in the utility model, it is preferable that the internal diameter of the positioning linear bearing 14
Less than the internal diameter of the outer magnetic substance 16.
In order to avoid both direct Mechanical Contacts, in the utility model, it is preferable that the outside diameter of the interior magnetic substance 8 is less than
The internal diameter of the disrance sleeve 7.
Big magnetive attraction in order to obtain, referring to Fig. 4, in the utility model, it is preferable that the interior magnetic substance 8 be by
The magnetized interior magnetic shoe 18 of thickness direction forms, and the interior magnetic shoe 18 is circumferentially being spliced into annulus, these annulus are axial again into one
Step is spliced into columnar interior magnetic substance 8, and in foregoing splicing, in axial and circumferential both direction, adjacent is interior
18 direction of magnetization of magnetic shoe is opposite, i.e., in the axial direction, interior magnetic shoe 18 " N " magnetic pole, " S " magnetic pole are alternately arranged, in week
Magnetic shoe 18 and " N " magnetic pole, " S " magnetic pole are alternately arranged in upwards.
Big magnetive attraction in order to obtain, referring to Fig. 4, in the utility model, it is preferable that the outer magnetic substance 16 be by
The magnetized outer magnetic shoe 17 of thickness direction forms, and the outer magnetic shoe 17 is circumferentially being spliced into annulus, these annulus are axial again into one
Step is spliced into columnar outer magnetic substance 16, and in foregoing splicing, in axial and circumferential both direction, adjacent is outer
17 direction of magnetization of magnetic shoe is opposite, i.e., in the axial direction, outer magnetic shoe 17 " N " magnetic pole, " S " magnetic pole are alternately arranged, in week
Upward outer magnetic shoe 17 and " N " magnetic pole, " S " magnetic pole are alternately arranged.
Big magnetive attraction in order to obtain, referring to Fig. 4, in the utility model, it is preferable that the outer magnetic of the outer magnetic substance 16 of composition
Watts 17 quantity is equal to the quantity of the interior magnetic shoe 18 of magnetic substance 8 in composition.
Big magnetive attraction in order to obtain, referring to Fig. 4, in the utility model, it is preferable that the outer magnetic of the outer magnetic substance 16 of composition
Watts 17 axial length is equal to the axial length of the interior magnetic shoe 18 of magnetic substance 8 in composition.
Operation principle：Under magneticaction, the geometric center of the interior magnetic substance 8 and whole magnetic shoes on outer magnetic substance 16
In radial direction on the same line, and as shown in figure 4, geometric center on the same line belong to interior 8 He of magnetic substance
The magnetic pole of the magnetic shoe adjacent surface of outer magnetic substance 16 is opposite.When prime mover driven screw 2 rotates, due to the suction between opposite pole
The effect of gravitation, it is impossible to which the outer ring assembly 3 rotated around disrance sleeve 7 rotates ring assemblies in limitation 4, so that it takes place along
The axial movement of screw 2.Equally it is due to the effect of the attraction between opposite pole, interior ring assemblies 4 drive outer ring assembly 3 to do together
The axial movement of sample, realizes the outer ring assembly that the power of prime mover is passed to by non-contacting mode and is used as execution unit
3 transmission purpose.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (7)
1. magnetic drives straight line driving mechanism, including screw（2）With the nut being engaged with（11）, end support（6）, bearing
（5）, the screw（2）It is supported on the bearing（5）In, the bearing（5）It is fixed on the end support（6）On, its feature
It is, further includes disrance sleeve（7）, interior ring assemblies（4）, outer ring assembly（3）, optical axis guide rail（1）, the interior ring assemblies（4）With
The nut（11）It is fixedly connected, the outer ring assembly（3）Optical axis pilot hole（15）With the optical axis guide rail（1）The company of slip
Connect, the optical axis guide rail（1）Supported with the end（6）It is fixedly connected；The disrance sleeve（7）Positioned at the interior ring assemblies
（4）With the outer ring assembly（3）Between, and it is coaxial with them；The interior ring assemblies（4）By interior magnetic substance（8）, inner support set
（9）, locating wheel（10）Composition, the interior magnetic substance（8）It is bonded in the inner support set（9）Lateral surface, the inner support set
（9）Endoporus and the nut（11）It is fixedly connected, the locating wheel（10）With being fixed on the inner support set（9）The ear of end
Seat（12）Hinge connection, its outer edge and the disrance sleeve（7）Inner wall it is tangent；The outer ring assembly（3）By outer support set
（13）, positioning linear bearing（14）With outer magnetic substance（16）Composition, the outer magnetic substance（16）It is bonded in the outer support set
（13）Inner surface, the positioning linear bearing（14）Coaxially it is fixedly connected on the outer support set（13）Inner surface on,
The positioning linear bearing（14）Positioned at the outer magnetic substance（16）Both sides, in its inner radius and the disrance sleeve（7）Outside
Surface forms and is slidably connected.
2. magnetic drives straight line driving mechanism according to claim 1, it is characterised in that the positioning linear bearing（14）
Internal diameter be less than the outer magnetic substance（16）Internal diameter.
3. magnetic drives straight line driving mechanism according to claim 1, it is characterised in that the interior magnetic substance（8）It is outer
Footpath is less than the disrance sleeve（7）Internal diameter.
4. magnetic drives straight line driving mechanism according to claim 1, it is characterised in that the interior magnetic substance（8）Be by
In the magnetized interior magnetic shoe of thickness direction（18）Composition, the interior magnetic shoe（18）Annulus circumferentially is being spliced into, these annulus are in axial direction
Further it is spliced into columnar interior magnetic substance（8）, in foregoing splicing, in axial and circumferential both direction,
Adjacent interior magnetic shoe（18）The direction of magnetization be it is opposite, i.e., in the axial direction, interior magnetic shoe（18）It is " N " magnetic pole, " S " magnetic pole alternating
Arrange, in the circumferential interior magnetic shoe（18）And " N " magnetic pole, " S " magnetic pole are alternately arranged.
5. magnetic drives straight line driving mechanism according to claim 1, it is characterised in that the outer magnetic substance（16）Be by
In the magnetized outer magnetic shoe of thickness direction（17）Composition, the outer magnetic shoe（17）Annulus circumferentially is being spliced into, these annulus are in axial direction
Further it is spliced into columnar outer magnetic substance（16）, in foregoing splicing, in axial and circumferential both direction,
Adjacent outer magnetic shoe（17）The direction of magnetization be it is opposite, i.e., in the axial direction, outer magnetic shoe（17）It is " N " magnetic pole, " S " magnetic pole alternating
Arrange, in the circumferential outer magnetic shoe（17）And " N " magnetic pole, " S " magnetic pole are alternately arranged.
6. magnetic drives straight line driving mechanism according to claim 1, it is characterised in that the outer magnetic substance of composition（16）It is outer
Magnetic shoe（17）Quantity be equal to composition in magnetic substance（8）Interior magnetic shoe（18）Quantity.
7. magnetic drives straight line driving mechanism according to claim 1, it is characterised in that the outer magnetic substance of composition（16）It is outer
Magnetic shoe（17）Axial length be equal to composition in magnetic substance（8）Interior magnetic shoe（18）Axial length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721300970.9U CN207234600U (en) | 2017-09-30 | 2017-09-30 | Magnetic drives straight line driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721300970.9U CN207234600U (en) | 2017-09-30 | 2017-09-30 | Magnetic drives straight line driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207234600U true CN207234600U (en) | 2018-04-13 |
Family
ID=61850301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721300970.9U Expired - Fee Related CN207234600U (en) | 2017-09-30 | 2017-09-30 | Magnetic drives straight line driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207234600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108723735A (en) * | 2018-06-06 | 2018-11-02 | 大连理工大学 | A kind of feeding device adjusted for part angle in micro assemby |
-
2017
- 2017-09-30 CN CN201721300970.9U patent/CN207234600U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108723735A (en) * | 2018-06-06 | 2018-11-02 | 大连理工大学 | A kind of feeding device adjusted for part angle in micro assemby |
| CN108723735B (en) * | 2018-06-06 | 2019-11-19 | 大连理工大学 | A kind of feeding device adjusted for part angle in micro assemby |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20210930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |