CN205823938U - Linear slide rail - Google Patents
Linear slide rail Download PDFInfo
- Publication number
- CN205823938U CN205823938U CN201620533307.2U CN201620533307U CN205823938U CN 205823938 U CN205823938 U CN 205823938U CN 201620533307 U CN201620533307 U CN 201620533307U CN 205823938 U CN205823938 U CN 205823938U
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- CN
- China
- Prior art keywords
- ball
- slide rail
- circulator
- slide block
- linear slide
- 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
A kind of linear slide rail, including: a slide block wherein slide block has a sliding-rail groove, and circulator takes shape on slide block with injection molding method；One circulator, circulator has both ends and the central connection being connected between both ends, and central connection is formed on the sidewall of sliding-rail groove；Being provided with multiple ball slideway between sliding-rail groove and circulator, each ball slideway is respectively by a ball loading end being located at sliding-rail groove side wall surface, and the two restriction orbital planes being located on central connection are formed；Slide block is positioned at each ball slideway outer fix and is respectively equipped with multiple outer passage, and the end of circulator is provided with multiple turning part between each corresponding ball slideway and opening part of outer passage；The end of circulator is positioned at each turning part and corresponding outer passage junction and is respectively provided with a positioning sleeve, and each positioning sleeve is embedded in the opening part of corresponding outer passage respectively so that the opening of turning part and outer passage keeps alignment.
Description
Technical field
This utility model relates to a kind of linear slide rail, particularly relates to the linear slide rail of a kind of ball-recirculation formula.
Background technology
Rolling ball linear slide rail generally includes a slide block, and a slide rail, and wherein slider bottom central authorities arrange a sliding-rail groove, and sliding
Rail groove is located on slide rail slidably.Multiple ball slideway it is installed with between sliding-rail groove and slide rail, and for ball-recirculation
Circulation canal so that ball moves with circulation interchannel at ball slideway in a looping fashion.One generally must also be arranged on slide block
Circulator, this circulator provides the turning part being connected between ball slideway and circulation canal, and in order to ball is limited
Ball distance ring in described ball slideway, with so that ball-shaped becomes to circulate rolling between ball slideway and circulation canal
Dynamic state.
The ball-recirculation device that existing linear slide rail uses is generally and slider body is the part separated, in linear slide rail group
During dress, it is necessary to additionally circulator be assembled on slide block, therefore increase the program of its assembling operation.The most existing circulator is also
The keeper preventing ball from departing from must be additionally set, therefore add the quantity of part.
In addition for keeping ball-recirculation action smooth and easy, between turning part and the ball-recirculation hole of circulator, must keep accurate
The state of alignment, but the turning part of existing linear slide rail is to be molded on circulator, and circulation canal is to be molded over slide block
On body, that is turning part and circulation canal are to be molded over respectively on different assembly, therefore easily produce de-in place of the two linking
From or inconsistent phenomenon, cause ball obstruction of movement between turning part and circulation canal, cause slide block moving resistance to increase, or
Ball abrasion situation.
Due to above reason.Cause existing linear slide rail use on shortcoming, the improvement how to design by structure, gram
Take above-mentioned defect, it has also become one of important topic that the sector to be solved.
Utility model content
This utility model main purpose is that the ball-recirculation device assembling solving existing linear slide rail is difficult to, and need to additionally make
With ball distance ring, and the problem easily producing turning part and ball circulation passages skew.
This utility model embodiment provides a kind of linear slide rail, comprising: a slide block, the bottom surface of described slide block is arranged with one
Sliding-rail groove, described sliding-rail groove defines a long axis direction, and described sliding-rail groove can be located on a slide rail；One circulator, institute
Stating circulator to be coated on described slide block with injection molding method, described circulator includes two ends, and is connected to two institutes
Stating the central connection between end, end described in two of which is posted by leading flank and the trailing flank of described slide block, institute respectively
State central connection to be attached in the interior sidewall surface of described sliding-rail groove；Multiple ball slideways, are respectively formed in described sliding-rail groove
Between two sidewalls and the described central connection of described circulator, multiple described ball slideways are respectively along described long axis direction
Extend through the trailing flank of described slide block from the leading flank of described slide block, inside multiple described ball slideways, multiple rolling can be accommodated
Pearl；Multiple outer passage, multiple described outer passage are arranged on described slide block, and each described outer passage respectively and
One of them ball slideway of multiple described ball slideways is the most corresponding, and lays respectively at outside corresponding described ball slideway
Position；Multiple turning parts, multiple described turning parts are respectively arranged on two described ends of described circulator and between often
Position between the opening of ball slideway described in one and the described outer passage corresponding with described ball slideway, described in each
Turning part is respectively provided with an arc guide barrel, the two ends of each described arc guide barrel respectively with corresponding described ball slideway and
The opening of described outer passage is mutually linked；Wherein said circulator is corresponding with the opening of outer passage each described
Position is respectively provided with multiple positioning sleeve, and each described positioning sleeve is embedded in the opening part of each described outer passage respectively
Inner side.
Make multiple described ball can via described arc guide barrel guide and in described ball slideway and described outside
Reciprocating rolling between wing passage, and the center of each described positioning sleeve has an endoporus, and each described endoporus is aligned with
Its corresponding described outer passage and the center of its corresponding described arc guide barrel.
In this utility model preferred embodiment, ball slideway described in each of which is respectively by a described ball loading end
Collectively form adjacent to the described restriction orbital plane of described ball loading end dual-side with two, and the carrying of each described ball
The section configuration of face and its described restriction orbital plane of adjacent two is the arc that can match with the external diameter of described ball.
In this utility model preferred embodiment, two described restriction orbital planes of ball slideway described in each of which and two
The edge of the described ball loading end opposite side corresponding to individual described restriction orbital plane is separated by a spacing, and forms a gap,
Multiple described ball can be exposed in the gap between two adjacent described restriction orbital planes.
In this utility model preferred embodiment, the wherein width in the gap between two adjacent described restriction orbital planes
Degree is less than the diameter of multiple described balls.
In this utility model preferred embodiment, the section configuration that arc guide barrel described in each of which is led is can be with described
The arc that ball diameter cooperates.
In this utility model preferred embodiment, positioning sleeve described in each of which is respectively provided with an endoporus, and each institute
The diameter compatible of the diameter and multiple described ball of stating endoporus closes, and the endoporus of each described positioning sleeve is respectively aligned to corresponding
The center of described outer passage, and be directed at the center of the described arc guide barrel of corresponding described turning part.
In this utility model preferred embodiment, the described central connection of wherein said circulator includes connecting portion on,
And two side connecting portions, wherein said upper connecting portion is attached to a upper wall of described sliding-rail groove, coupling part, two described sides
It is not attached to two sidewalls of described sliding-rail groove.
In this utility model preferred embodiment, described linear slide rail farther includes two end caps, is respectively arranged at described
The outside of the leading flank of slide block and the outside of trailing flank, multiple corresponding to described circulator of the medial surface of two described end caps
The position of described turning part is respectively arranged with multiple limiting steering groove, each described limiting steering groove respectively with each institute
State the described arc guide barrel of turning part to cooperate jointly to define and multiple can turn to passage for what described ball passed through.
In this utility model preferred embodiment, the bottom surface of wherein said slide block is being positioned at two sides of described sliding-rail groove
Position is respectively provided with a dustproof sheet.
In this utility model preferred embodiment, the outside of end cap described in two of which arranges a lubrication sheet and an envelope further
Lid.
The beneficial effects of the utility model are, it is possible to simplify the assembly program of slide block, reduce number of parts, and guarantee to follow
The turning part of ring device and outer passage will not produce skew, improve smooth degree and the reliability of ball-recirculation.
It is further understood that feature of the present utility model and technology contents for enabling, refers to below in connection with this utility model
Detailed description and accompanying drawing, but appended accompanying drawing only provide with reference to and explanation use, not be used for this utility model is any limitation as
Person.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of linear slide rail of the present utility model.
Fig. 2 is the three-dimensional exploded view of linear slide rail of the present utility model.
Fig. 3 is the slide block three-dimensional combination figure with circulator of this utility model linear slide rail use.
Fig. 4 is the sectional axonometric drawing of the circulator that this utility model linear slide rail uses.
Fig. 5 is the slide block three-dimensional combination section with circulator of this utility model linear slide rail use.
Fig. 6 is the slide block front sectional elevation with slide rail assembled state of this utility model linear slide rail.
Fig. 7 is the slide block top plan view with slide rail assembled state of this utility model linear slide rail.
Detailed description of the invention
Referring to shown in Fig. 1 to Fig. 7, this utility model provides a kind of linear slide rail, including: a slide block 10, follows
20, two end caps 50 of ring device.
Wherein, the recessed sliding-rail groove 11 in bottom surface of described slide block, the center of described sliding-rail groove 11 defines a long axis direction
C.This sliding-rail groove 11 has a upper wall 111, and two relative sidewalls 112.This sliding-rail groove 11 can be located at a slide rail 60 it
On, and between sliding-rail groove 11 and slide rail 60, it being installed with multiple ball 70 so that this slide block 10 can be the most past along this slide rail 60
Multiple mobile.
As shown in figures 2 and 5, described circulator 20 uses engineering plastics material to make, and is coated with injection molding method
On described slide block 10, this circulator 20 has two ends 21 and the central connection 22 being connected between both ends 21.Its
In two described ends 21 be the leading flank being coated on slide block 10 with on trailing flank, described central connection 22 then takes shape in institute
State the medial surface of sliding-rail groove 11 bottom slide block 10, and be connected between two ends 21.
The central connection 22 of this circulator 20 can be divided into again connecting portion 221 and both sides connecting portion 222 on one, and this connects
Meeting portion 221 and be attached to the upper wall 111 of this sliding-rail groove 11, this both sides connecting portion 222 is then attached to the two side of this sliding-rail groove 11
On 112.
In this embodiment, formed many between two side 112 and the central connection 22 of this circulator 20 of slide block 10 respectively
Individual ball slideway 30, multiple described ball slideways 30 respectively from the leading flank of slide block 10 along parallel with described long axis direction C
Direction extends through the trailing flank of described slide block 10, can accommodate multiple described ball 70, and pass through in each ball slideway 30
These balls 70 and the contacts side surfaces of described slide rail 60 so that described slide block 10 can be along slide rail shift reciprocately.Meanwhile, slide block
10 are proximally located at the position outside each ball slideway 30 is provided with multiple and that these ball slideways 30 are corresponding outside
Passage 40, and be provided with multiple turning part 23 in two ends 21 of this circulator 20, these turning parts 23 respectively with described rolling
Pearl slideway 30, outer passage 40 match, and collectively constitute multiple ball channel being available for ball 70 circulating rolling.
As shown in Fig. 4, Fig. 5 and Fig. 6, wherein, these ball slideways 30 are held by multiple balls being arranged at slide block 10 respectively
Restriction orbital plane 32 on section 31, and multiple central connection 22 being formed at described circulator 20 is collectively forming.More
Saying of body, in this embodiment, each ball slide rail 30 is respectively by a ball loading end 31, and is adjacent to ball loading end
Two restriction orbital planes 32 of 31 two sides are collectively formed.Wherein these ball loading ends 31 and these restriction orbital planes 32
It is respectively arc track face, and this ball loading end 31 and these section configurations limiting orbital plane 32 are can be with described ball
The arc that the external diameter of 70 matches, therefore, it is possible to accommodate these balls 70 in ball loading end 31 and the surface of restriction orbital plane 32
Roll.
In this embodiment, multiple described ball loading ends 31 are respectively formed in the upper limb of two sidewalls 112 of sliding-rail groove 11
And lower edge position, these ball 70 one side are contacted with the side of described slide rail 60, and another side is then contacted with these balls
Loading end 31, and when described slide block 10 bears load and brings pressure to bear on described ball 70, the anti-work that these balls 70 produce
Firmly can act on these ball loading ends 31, hence in so that this slide block 10 can be kept by these balls 70 and slide rail 60
Structure deformation.
In this embodiment, these restriction orbital planes 32 are respectively formed on the central connection 22 of this circulator 20 and are adjacent to
The position of these ball loading ends 31, meanwhile, the restriction orbital plane 32 that each two is adjacent is held relative to the ball corresponding with it
The edge of section 31 opposite side is separated by a gap so that multiple described balls can from this two adjacent restriction orbital plane 32 it
Between gap expose, and make these balls can be contacted with the side of slide rail.
In this embodiment, the gap between these adjacent restriction orbital planes 32 is less than the diameter of ball, therefore, it is possible to limit
Ball 70 processed cannot limit the gap between orbital plane 32 from each and depart from, hence in so that linear slide rail of the present utility model can
Exempt the structure using ball holder.
Circulator 20 of the present utility model makes multiple described ball 70 can roll at each by described turning part 23
Circulating rolling between pearl slideway 30 and corresponding outer passage 40.As shown in Fig. 3 and Fig. 7, in this embodiment, multiple described turn
Being separately positioned on the outer surface at both ends 21 of circulator 20 to portion 23, the position that each described turning part 23 is arranged is divided
It is not positioned at the ball slideway 30 corresponding with it and the opening part of outer passage 40.Each described turning part 23 is respectively provided with
One arc guide barrel 231, described arc guide barrel 231 has the arc-shaped sections shape matched with multiple described balls, and respectively this arc
Shape guide groove 231 two ends are connected to corresponding ball slideway 30 and the opening of outer passage 40.
Meanwhile, refer to shown in Fig. 2 and Fig. 7, two end caps 50 be respectively arranged at before and after this slide block 10 two sides with
And the outside of two ends 21 of circulator 20, the medial surface of these two end caps 50 is in the position corresponding to each turning part 23 simultaneously
The place of putting is respectively provided with multiple limiting steering groove 51, each described limiting steering groove 51 respectively with described in each described turning part 23
Arc guide barrel 231 cooperates, jointly define multiple can for described ball 70 pass through turn to passage.Therefore by this
What a little limiting steering grooves 51 and described turning part 23 were defined turn to passage, and described ball slideway 30 and outer passage 40 common
Ground constitutes multiple ball circulation passages.
Another feature of circulator 20 of the present utility model, is that described circulator 20 is connected in each turning part 23
The position of the opening of each described outer passage 40 is respectively provided with a positioning sleeve 24, as in figure 2 it is shown, in this embodiment, each
The opening part of individual outer passage 40 is respectively provided with the locating slot 41 greater diameter than the diameter of outer passage 40 own, and each described
Inside the locating slot 41 of the opening part that positioning sleeve 24 is embedded in corresponding outer passage 40 respectively, hence in so that each location
Set 24 can be mutually aligned with the opening of corresponding outer passage 40.
These positioning sleeves 24 are respectively provided with an endoporus, the diameter of bore of each positioning sleeve 24 and multiple described ball 70 straight
Match in footpath, and the endoporus of these positioning sleeves 24 is aligned with the center of corresponding outer passage 40, and corresponding
The section center of the arc guide barrel 231 of turning part 23, is therefore able to ensure that the arc of each turning part 23 by these positioning sleeves 24
Shape guide groove 231 can be mutually aligned with the opening of corresponding outer passage 40, and will not produce crooked.
Additionally, as in figure 2 it is shown, linear slide rail of the present utility model is being positioned at sliding-rail groove in the bottom surface of slide block 10 the most further
The position of two sides of 11 is respectively provided with a dustproof sheet 12, and the end of this two dustproof sheet 12 can be contacted with the two of slide rail 60
Side (as shown in Figure 6), enters into the inside of linear slide rail 60 in order to reduce foreign matter.
Additionally, linear slide rail of the present utility model arranges two lubrication sheets 52 and capping the most further in the outside of two end cap 50
53, in order to the lateral surface of end cap 50 is closed, and contacted with the lateral surface of slide rail 60 with lubrication sheet 52 by capping 53, to increase
Seal between inlet side lid 50 and slide rail 60.
(possible effect of embodiment)
In sum, the beneficial effects of the utility model are as follows:
1, the circulator 20 of linear slide rail of the present utility model and slide block 10 be combined with each other is one overall, is therefore not required to extra
Circulator is set, simplifies the work that linear slide rail assembles.
2, ball slide rail 60 of the present utility model is collectively constituted with limiting orbital plane 32 by described ball loading end 31, and its
Middle restriction orbital plane 32 has restriction ball 70 cannot depart from effect of ball slideway 30, is therefore not required to additionally arrange ball and keeps
Device, reaches to reduce the target of part.
3, the circulator 20 of the present utility model opening in turning part 23 with corresponding outer passage 40 is connected position
Being respectively provided with multiple positioning sleeve 24, the opening being enabled to turning part 23 and outer passage 40 by positioning sleeve 24 keeps alignment,
Situation of guarding against deviations produces, and is therefore effectively increased smooth degree and the reliability of ball-recirculation.
The foregoing is only preferable possible embodiments of the present utility model, non-therefore limit to patent model of the present utility model
Enclose, therefore the equivalence techniques change such as using this utility model description and accompanying drawing content to be done, it is both contained in this utility model
Protection domain in.
Claims (10)
1. a linear slide rail, it is characterised in that described linear slide rail includes:
One slide block, the bottom surface of described slide block is arranged with a sliding-rail groove, and described sliding-rail groove defines a long axis direction, and described slide rail
Groove can be located on a slide rail；
One circulator, described circulator is coated on described slide block with injection molding method, and described circulator includes two ends
And it being connected to the central connection between two described ends, described in two of which, end is posted by the front side of described slide block respectively
Face and trailing flank, described central connection is attached in the interior sidewall surface of described sliding-rail groove；
Multiple ball slideways, be respectively formed in two sidewalls of described sliding-rail groove and described circulator described central connection it
Between, multiple described ball slideways extend through the rear side of described slide block respectively along described long axis direction from the leading flank of described slide block
Face, can accommodate multiple ball inside multiple described ball slideways；
Multiple outer passage, multiple described outer passage are arranged on described slide block, and each described outer passage respectively and
One of them ball slideway of multiple described ball slideways is the most corresponding, and lays respectively at outside corresponding described ball slideway
Position；
Multiple turning parts, multiple described turning parts are respectively arranged on two described ends of described circulator and between each
Between the opening of described ball slideway and the described outer passage corresponding with described ball slideway, each described knuckle section
Not there is an arc guide barrel, the two ends of each described arc guide barrel respectively with corresponding described ball slideway and described outside
The opening of passage is mutually linked；
Wherein said circulator is respectively provided with multiple location in the position corresponding with the opening of outer passage each described
Set, each described positioning sleeve is embedded in the inner side of the opening part of each described outer passage respectively.
2. linear slide rail as claimed in claim 1, it is characterised in that each described ball slideway is held by a ball respectively
Section and two restriction orbital planes adjacent to described ball loading end dual-side collectively form, and the carrying of each described ball
The section configuration of face and its described restriction orbital plane of adjacent two is the arc that can match with the external diameter of described ball.
3. linear slide rail as claimed in claim 2, it is characterised in that two described restriction rails of each described ball slideway
The edge of the described ball loading end opposite side corresponding to face, road and two described restriction orbital planes is separated by a spacing, thus shape
Become a gap so that multiple described balls can expose in the gap between two adjacent described restriction orbital planes.
4. linear slide rail as claimed in claim 3, it is characterised in that between two adjacent described restriction orbital planes
The width in gap is less than the diameter of multiple described balls.
5. linear slide rail as claimed in claim 4, it is characterised in that the section configuration of each described arc guide barrel is can
The arc cooperated with described ball diameter.
6. the linear slide rail as according to any one of claim 1 to 5, it is characterised in that each described positioning sleeve has respectively
There is an endoporus, and the diameter compatible of the diameter of each described endoporus and multiple described ball closes, and each described positioning sleeve
Endoporus be respectively aligned to the center of corresponding described outer passage, and the described arc being directed at corresponding described turning part is led
The center of groove.
7. linear slide rail as claimed in claim 6, it is characterised in that the described central connection of described circulator includes on
Connecting portion and two side connecting portions, wherein said upper connecting portion is attached to a upper wall of described sliding-rail groove, and two described sides are even
The portion of connecing is attached respectively to two sidewalls of described sliding-rail groove.
8. linear slide rail as claimed in claim 7, it is characterised in that described linear slide rail farther includes two end caps, point
Not being arranged at the outside of the leading flank of described slide block and the outside of trailing flank, the medial surface of two described end caps is corresponding to described
The position of the multiple described turning part of circulator is respectively arranged with multiple limiting steering groove, and each described limiting steering groove divides
Not and the described arc guide barrel of each described turning part cooperate jointly to define multiple can be logical for described ball
That crosses turns to passage.
9. linear slide rail as claimed in claim 8, it is characterised in that the bottom surface of described slide block is being positioned at the two of described sliding-rail groove
The position of individual side is respectively provided with a dustproof sheet.
10. linear slide rail as claimed in claim 8, it is characterised in that the outside of two described end caps arranges a profit further
Slide plate and a capping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533307.2U CN205823938U (en) | 2016-06-02 | 2016-06-02 | Linear slide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533307.2U CN205823938U (en) | 2016-06-02 | 2016-06-02 | Linear slide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205823938U true CN205823938U (en) | 2016-12-21 |
Family
ID=57569015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620533307.2U Expired - Fee Related CN205823938U (en) | 2016-06-02 | 2016-06-02 | Linear slide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205823938U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014545A (en) * | 2019-04-12 | 2019-07-16 | 丽水市杰祥科技有限公司 | A kind of linear ball sliding rail containing based on injection molding |
| CN112299244A (en) * | 2020-11-23 | 2021-02-02 | 佛山市天佰门业科技有限公司 | Track and hanging wheel connection structure |
-
2016
- 2016-06-02 CN CN201620533307.2U patent/CN205823938U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014545A (en) * | 2019-04-12 | 2019-07-16 | 丽水市杰祥科技有限公司 | A kind of linear ball sliding rail containing based on injection molding |
| CN112299244A (en) * | 2020-11-23 | 2021-02-02 | 佛山市天佰门业科技有限公司 | Track and hanging wheel connection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161221 Termination date: 20180602 |