CN206299758U - A kind of dismountable ball screw - Google Patents
A kind of dismountable ball screw Download PDFInfo
- Publication number
- CN206299758U CN206299758U CN201621447947.8U CN201621447947U CN206299758U CN 206299758 U CN206299758 U CN 206299758U CN 201621447947 U CN201621447947 U CN 201621447947U CN 206299758 U CN206299758 U CN 206299758U
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- CN
- China
- Prior art keywords
- transmission nut
- axle sleeve
- ball
- screw mandrel
- helicla flute
- 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.)
- Expired - Fee Related
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Abstract
The utility model is related to mechanical fitting technical field, specifically related to a kind of dismountable ball screw, including a screw mandrel, it is sheathed on the transmission nut of screw mandrel, screw mandrel surface ring offers helicla flute, the transmission nut is threaded on screw mandrel vertically, the transmission nut inwall offers helical orbit corresponding with the helicla flute, rolled in the helical orbit and be connected with some balls for driving transmission nut to be driven, also include being sheathed on transmission nut for the axle sleeve of fixed conveyor nut, axle sleeve two ends are arranged at for protecting and sealing the closure of transmission nut, axle sleeve two ends are installed on for fixing the fixed circlip of the closure；The closure is included and intercepts laminated protective layer for sealing the internal barrier layer for preventing ball from coming off, being arranged at；The utility model can intercept the ball when transmission nut and axle sleeve are separated into screw mandrel and not fall out by barrier layer, and protecting effect is good, improve service life.
Description
Technical field
The utility model is related to mechanical fitting technical field, more particularly to a kind of dismountable ball screw.
Background technology
Mechanical (English name：Machinery) refer to machine and mechanism general name.Machinery can exactly help people's reduction work
Difficulty or labour-saving tool device, as the article of chopsticks, broom and the class of tweezers one can be said to machinery, they are simple
Machinery.And complicated machinery is exactly to be made up of the simple and mechanical of two or more.Generally these more complicated machineries
Make machine.From from the viewpoint of structure and motion, mechanism and machine and indistinction are loosely referred to as machinery.
Leading screw is that gyration is converted into linear motion, or is a kind of transmission knot of gyration by transform linear motion
Structure.Typical leading screw is made up of screw rod, nut and ball.Its function is that convert rotational motion is in line motion, and this is rolling
The further extension and development of ballscrew, the significance of this development are exactly that rolling movement is changed into slip fortune by screw mandrel
It is dynamic.Due to the frictional resistance with very little, leading screw is widely used in various industrial equipments and precision instrument.Screw mandrel support component
It is very the key link to the support of screw mandrel in the transmission of ball screw, if support component precision is bad or cannot design completely
It is kind, just influence whether the transmission accuracy and service life of screw mandrel.
At present, the drawbacks of screw mandrel of the prior art has certain, such as：Cause ball during the bad dismounting of protecting effect
Need repairing, service life is short.
Utility model content
To solve the above problems, the utility model is provided and a kind of can intercepted by transmission nut and axle sleeve by barrier layer
Ball does not fall out when separating screw mandrel, and protecting effect is good, improve a kind of dismountable ball screw of service life.
The technical scheme that the utility model is used is：A kind of dismountable ball screw, including a screw mandrel, it is sheathed on silk
The transmission nut of bar, screw mandrel surface ring offers helicla flute, and the transmission nut is threaded on screw mandrel vertically,
The transmission nut inwall offers helical orbit corresponding with the helicla flute, and the interior rolling of the helical orbit is connected with some
For the ball for driving transmission nut to be driven, also including being sheathed on transmission nut for the axle sleeve of fixed conveyor nut, the biography
Dynamic nut quantity is two and corresponds to be installed on axle sleeve two ends respectively, and the axle sleeve is respectively provided on two sides with for ball to be circulated
The circulator of transmission, the circulator is offered and the helicla flute mutually corresponding alignment grooves；Being arranged at axle sleeve two ends is used for
Protection and the closure of sealing transmission nut, are installed on axle sleeve two ends for fixing the fixed circlip of the closure；It is described close
Capping is included and intercepts laminated protective layer for sealing the internal barrier layer for preventing ball from coming off, being arranged at.
Further improvement of these options is that the barrier layer is provided with and is mutually matched for intercepting rolling with the helicla flute
Raised, the described convex shape that pearl comes off is mutually matched with the spiral groove shape, the raised diameter is less than helicla flute
Diameter.
Further improvement of these options is that the axle sleeve is offered for giving transmission spiral shell positioned at the circulator side
Mother adds the oil filler point of lubricating oil, the sleeve lining to be communicated with the oil guide groove in oil filler point.
Further improvement of these options is to be provided with an inclined-plane at the helicla flute both ends open.
The beneficial effects of the utility model are：
1st, a kind of dismountable ball screw, first, its be provided with screw mandrel, be sheathed on the transmission nut of screw mandrel, the screw mandrel
Surface ring offers helicla flute, and the transmission nut is threaded on screw mandrel vertically, and the transmission nut inwall is opened up
There is rolling in the helical orbit with the helicla flute pair, the helical orbit to be connected with some for driving what transmission nut was driven
Ball, also including being sheathed on transmission nut for the axle sleeve of fixed conveyor nut, the transmission nut quantity is two right respectively
Axle sleeve two ends should be installed on, the axle sleeve is respectively provided on two sides with the circulator for ball to be circulated transmission, the circulation
Device is offered and the helicla flute mutually corresponding alignment grooves；Axle sleeve two ends are arranged at for protecting and sealing the close of transmission nut
Capping, is installed on axle sleeve two ends for fixing the fixed circlip of the closure；The closure is included for sealing inside
Barrier layer that ball comes off is prevented, is arranged at and is intercepted laminated protective layer.
In a first aspect, being provided with screw mandrel, being sheathed on the transmission nut of screw mandrel, screw mandrel surface ring offers helicla flute,
Helicla flute is offered by being commutated on screw mandrel surface, transmission nut is driven in the slip of screw mandrel surface, sliding effect by helicla flute
Good, high working efficiency.
Second aspect, the transmission nut is threaded on screw mandrel vertically, the transmission nut inwall offer with
The corresponding helical orbit of the helicla flute, is connected with screw mandrel by by transmission nut axial thread, improves connection effect, improving and pass
Dynamic effect, the effect that operating efficiency is improved to reach, spiral track corresponding with helicla flute is offered by transmission nut inwall
Road, can be preferably driven, be improved transmission effect.
Rolled in the third aspect, the helical orbit and be connected with some balls for driving transmission nut to be driven, passed through
Ball effectively strengthens transmission effect of the present utility model, can further improve operating efficiency of the present utility model, passes
Dynamic effect is good, improve operating efficiency.
Fourth aspect, also including being sheathed on transmission nut for the axle sleeve of fixed conveyor nut, the transmission nut quantity
For two correspond to be installed on axle sleeve two ends respectively, installation, first is fixed by axle sleeve, effectively can entered transmission nut
Row fixation, good fixing effect, next, fixed by axle sleeve and installed, be driven, to be driven effect good.
5th aspect, the axle sleeve is respectively provided on two sides with the circulator for ball to be circulated transmission, the circulation
Device offer with the helicla flute mutually corresponding alignment grooves, ball by circulator can circulating rolling drive transmission nut
It is driven, further improve transmission effect, transmission essence of the present utility model can be further increased by alignment grooves
Degree, transmission effect are good, high transmission accuracy；
6th aspect, is arranged at axle sleeve two ends for protecting and sealing the closure of transmission nut, is installed on axle sleeve two ends
Fixed circlip for fixing the closure, is effectively protected transmission nut and ball, prevents ball in work by closure
Come off during work, protecting effect is good, improve service life, by jump ring closure is fixed installation, it is cost-effective, carry
Fixed effect high.
7th aspect, the closure is included for sealing the internal barrier layer for preventing ball from coming off, being arranged at obstruct
Laminated protective layer, the utility model is effectively prevented by barrier layer, and ball comes off in the course of the work, by barrier layer
The ball when transmission nut and axle sleeve are separated into screw mandrel can be intercepted not fall out, guarantor of the present utility model is further improve
Shield effect and the convenience for using, are further protected by protective layer to transmission nut and ball, improve protecting effect.
2nd, the barrier layer is provided with and is mutually matched for intercepting raised, the described convex shaped that ball comes off with the helicla flute
Shape is mutually matched with the spiral groove shape, the diameter of the diameter less than helicla flute of the projection, is effectively protected by projection
Internal ball, can intercept the ball when transmission nut and axle sleeve are separated into screw mandrel and not fall out by projection, further carry
Protecting effect of the present utility model high and the convenience for using.
3rd, the axle sleeve is located at the circulator side and offers for the oil filler point to transmission nut addition lubricating oil, institute
The oil guide groove that sleeve lining is communicated with oil filler point is stated, is effectively improved by oil filler point of the present utility model easy to use
Property, further improve by oil guide groove Oil Guide effect of the present utility model, Oil Guide effect it is good, improve transmission effect, improve
Operating efficiency.
4th, an inclined-plane is provided with the helicla flute both ends open, can by being provided with an inclined-plane at helicla flute both ends open
Axle sleeve and transmission nut are conveniently further separated into screw mandrel, convenient dismounting, convenient installation, raising practicality.
Brief description of the drawings
Fig. 1 is generalized section of the present utility model；
Fig. 2 is another visual angle generalized section of the present utility model.
Specific embodiment
The utility model is further described below in conjunction with accompanying drawing.
As shown in Fig. 1~Fig. 2, the respectively profile of the utility model different visual angles.
1st, a kind of dismountable ball screw 100, first, it is provided with screw mandrel 110, is sheathed on the transmission nut of screw mandrel 110
120, the surface ring of the screw mandrel 110 offers helicla flute 111, and the transmission nut 120 is threaded in screw mandrel 110 vertically
On, the inwall of the transmission nut 120 offers the helical orbit 121 with the helicla flute 111 pairs, in the helical orbit 121
Rolling is connected with some balls 122 for driving transmission nut 120 to be driven, also including being sheathed on transmission nut 120 for solid
Determine the axle sleeve 130 of transmission nut 120, the quantity of the transmission nut 120 is two and corresponds to be installed on the two ends of axle sleeve 130, institute respectively
State axle sleeve 130 and be respectively provided on two sides with circulator 131 for ball 122 to be circulated transmission, the circulator 131 is offered
With the mutually corresponding alignment grooves 131a of the helicla flute 111；The two ends of axle sleeve 130 are arranged at for protecting and sealing transmission nut
120 closure 132, is installed on the two ends of axle sleeve 130 for fixing the fixed circlip 133 of the closure 132；The closure
132 include for sealing the internal protective layer for preventing the barrier layer 132a for coming off of ball 122, being arranged at barrier layer 132a one sides
132b。
In a first aspect, being provided with screw mandrel 110, being sheathed on the transmission nut 120 of screw mandrel 110, the surface ring of the screw mandrel 110 is opened
Helicla flute 111 is provided with, helicla flute 111 is offered by being commutated on the surface of screw mandrel 110, transmission nut is driven by helicla flute 111
120 slide on the surface of screw mandrel 110, sliding effect is good, high working efficiency；Second aspect, the screw thread vertically of the transmission nut 120
It is connected on screw mandrel 110, the inwall of the transmission nut 120 offers helical orbit 121 corresponding with the helicla flute 111, leads to
Cross the axial thread of transmission nut 120 is connected with screw mandrel 110, improve connection effect, improve transmission effect, to reach raising work
The effect of efficiency, helical orbit 121 corresponding with helicla flute 111 is offered by the inwall of transmission nut 120, can be more preferable
It is driven, is improved transmission effect；Rolling is connected with some for driving transmission spiral shell in the third aspect, the helical orbit 121
The ball 122 of female 120 transmission, effectively strengthens transmission effect of the present utility model, can further carry by ball 122
Operating efficiency of the present utility model high, transmission effect is good, improve operating efficiency；Fourth aspect, also including being sheathed on transmission nut
120 be used for fixed conveyor nut 120 axle sleeves 130, the quantity of the transmission nut 120 be two respectively correspond to be installed on axle sleeve
130 two ends, installation, first is fixed by axle sleeve 130, effectively can be fixed transmission nut 120, fixed effect
It is good, secondly, fixed by axle sleeve 130 and installed, be driven, to be driven effect good；5th aspect, the both sides of the axle sleeve 130 point
The circulator 131 for ball 122 to be circulated transmission is not provided with, and the circulator 131 is offered and the helicla flute 111
Mutual corresponding alignment grooves 131a, ball 122 by circulator 131 can circulating rolling drive transmission nut 120 to be passed
It is dynamic, further improve transmission effect, by alignment grooves 131a can further increase transmission accuracy of the present utility model,
Transmission effect is good, high transmission accuracy；6th aspect, is arranged at the two ends of axle sleeve 130 for protecting and sealing the close of transmission nut 120
Capping 132, is installed on the two ends of axle sleeve 130 for fixing the fixed circlip 133 of the closure 132, effective by closure 132
Protection transmission nut 120 and ball 122, prevent ball 122 from coming off in the course of the work, protecting effect is good, improve and use the longevity
Life, installation, cost-effective, raising fixed effect are fixed to closure 132 by jump ring 133；7th aspect, the sealing
Lid 132 is included for sealing the internal protection for preventing the barrier layer 132a for coming off of ball 122, being arranged at barrier layer 132a one sides
Layer 132b, ball 122 comes off in the course of the work effectively to prevent the utility model by barrier layer 132a, by barrier layer
132a can intercept the ball 122 when transmission nut 120 and axle sleeve 130 are separated into screw mandrel 110 and not fall out, further to improve
Protecting effect of the present utility model and the convenience for using, it is further to transmission nut 120 and rolling by protective layer 132b
Pearl 122 is protected, and improves protecting effect.
2nd, the barrier layer 132a is provided with and is mutually matched for intercepting the projection that ball 122 comes off with the helicla flute 111
132c, the raised 132c shapes are mutually matched with the shape of the helicla flute 111, the diameter of the raised 132c is less than helicla flute
111 diameter, internal ball 122 is effectively protected by raised 132c, can be intercepted by transmission nut by raised 132c
120 and axle sleeve 130 when separating screw mandrel 110 ball 122 do not fall out, further improve protecting effect of the present utility model and
The convenience for using.
3rd, the axle sleeve 130 is located at the side of the circulator 131 and offers for adding lubricating oil to transmission nut 120
Oil filler point 134, the inwall of the axle sleeve 130 is communicated with the oil guide groove 135 in oil filler point 134, is effectively carried by oil filler point 134
Ease of use of the present utility model high, Oil Guide effect of the present utility model, Oil Guide are further improve by oil guide groove 135
Effect is good, raising transmission effect, raising operating efficiency.
4th, an inclined-plane 111a is provided with the both ends open of the helicla flute 111, is provided with by the both ends open of helicla flute 111
One inclined-plane 111a can further facilitate and for axle sleeve 130 and transmission nut 120 separate screw mandrel 110, convenient dismounting, convenient peace
Dress, raising practicality.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (4)
1. a kind of dismountable ball screw, it is characterised in that：Including a screw mandrel, it is sheathed on the transmission nut of screw mandrel, the silk
Bar surface ring offers helicla flute, and the transmission nut is threaded on screw mandrel vertically, and the transmission nut inwall is opened
Helical orbit corresponding with the helicla flute is provided with, the interior rolling of the helical orbit is connected with some for driving transmission nut to pass
Dynamic ball, also including being sheathed on transmission nut for the axle sleeve of fixed conveyor nut, the transmission nut quantity is two points
Axle sleeve two ends Dui Ying be installed on, the axle sleeve is respectively provided on two sides with the circulator for ball to be circulated transmission, described
Circulator is offered and the helicla flute mutually corresponding alignment grooves；Axle sleeve two ends are arranged at for protecting and sealing transmission nut
Closure, be installed on axle sleeve two ends for fixing the fixed circlip of the closure；The closure is included for sealing
Inside prevents the barrier layer that ball comes off, be arranged at and intercept laminated protective layer.
2. a kind of dismountable ball screw according to claim 1, it is characterised in that：The barrier layer be provided with it is described
Helicla flute be mutually matched be mutually matched with the spiral groove shape for intercepting raised, the described convex shape that ball comes off, institute
State the diameter of the diameter less than helicla flute of projection.
3. a kind of dismountable ball screw according to claim 2, it is characterised in that：The axle sleeve is located at the circulation
Device side offers the oil filler point for adding lubricating oil to transmission nut, and the sleeve lining is communicated with leading in oil filler point
Oil groove.
4. a kind of dismountable ball screw according to claim 3, it is characterised in that：At the helicla flute both ends open
It is provided with an inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621447947.8U CN206299758U (en) | 2016-12-27 | 2016-12-27 | A kind of dismountable ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621447947.8U CN206299758U (en) | 2016-12-27 | 2016-12-27 | A kind of dismountable ball screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206299758U true CN206299758U (en) | 2017-07-04 |
Family
ID=59205017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621447947.8U Expired - Fee Related CN206299758U (en) | 2016-12-27 | 2016-12-27 | A kind of dismountable ball screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206299758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883247A (en) * | 2021-10-10 | 2022-01-04 | 深圳市金展传动科技有限公司 | Sliding seat for KK module and novel KK module |
-
2016
- 2016-12-27 CN CN201621447947.8U patent/CN206299758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883247A (en) * | 2021-10-10 | 2022-01-04 | 深圳市金展传动科技有限公司 | Sliding seat for KK module and novel KK module |
| CN113883247B (en) * | 2021-10-10 | 2024-03-26 | 深圳市金展传动科技有限公司 | Slide and novel KK module for KK module |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170704 Termination date: 20201227 |