CN206943354U - Ball bearing guide bushing - Google Patents
Ball bearing guide bushing Download PDFInfo
- Publication number
- CN206943354U CN206943354U CN201720415379.1U CN201720415379U CN206943354U CN 206943354 U CN206943354 U CN 206943354U CN 201720415379 U CN201720415379 U CN 201720415379U CN 206943354 U CN206943354 U CN 206943354U
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- CN
- China
- Prior art keywords
- ball
- mounting hole
- guide bushing
- set neck
- bearing guide
- 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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Abstract
The utility model belongs to transmission art field, more particularly to a kind of ball bearing guide bushing.Body including being cylindrical in shape open at both ends, it is axially distributed on described body to have some ball mounting hole groups, described ball mounting hole group includes some ball mounting holes for wearing set body wall and being uniformly distributed circumferentially, set neck is provided with body one end, described set neck is inner to be connected with body one end by annular tiltler, described set neck outer end outer wall is provided with ring-shaped step, some ball mounting grooves are circumferentially distributed between described ring-shaped step and set neck, described body, set neck and ring-shaped step are made by polytetrafluoroethylene (PTFE), and body, set neck and ring-shaped step are connected as a single entity structure.Compared with prior art, it is the advantages of this ball bearing guide bushing：1st, it is reasonable in design, sound construction, service life length.
Description
Technical field
The utility model belongs to transmission art field, more particularly to a kind of ball bearing guide bushing.
Background technology
Guide pin bushing is widely used in various industrial equipments and precision instrument, as wherein important component, the precision of guide pin bushing
All it is greatly improved with anti-wear performance.But traditional common guide sleeve structure is complicated, cumbersome, precision peace is installed and repaired
Stability can be not high, and anti-wear performance is poor, and greasy property is also bad, it is necessary to which often maintenance or replacing, after usage time is grown, grinds
Damage is very big, and can generate heat, and service life can shorten, and reduce production efficiency, improve production cost.Therefore it is, it is necessary to a kind of new
Technical scheme solve the above problems.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide a kind of reasonable in design, sound construction, service life length
Ball bearing guide bushing.
To reach above-mentioned purpose, the utility model employs following technical proposal：This ball bearing guide bushing, it is characterised in that bag
Include the body for being cylindrical in shape open at both ends, it is axially distributed on described body to have some ball mounting hole groups, described ball peace
Dress hole group includes some ball mounting holes for wearing set body wall and being uniformly distributed circumferentially, and set neck is provided with body one end, described
Set neck it is inner be connected with body one end by annular tiltler, described set neck outer end outer wall is provided with ring-shaped step, described
Ring-shaped step and set neck between be circumferentially distributed with some ball mounting grooves, described body, set neck and ring-shaped step are equal
It is made up of polytetrafluoroethylene (PTFE), and body, set neck and ring-shaped step are connected as a single entity structure.
In above-mentioned ball bearing guide bushing, described body internal diameter is less than set neck internal diameter, and described body external diameter is less than set neck
External diameter, described annular tiltler diameter are gradually reduced by set body end to neck is covered.
In above-mentioned ball bearing guide bushing, described set neck is provided with two annular convex.
In above-mentioned ball bearing guide bushing, described annular convex is in the form of sheets.
In above-mentioned ball bearing guide bushing, described set neck is provided with the equally distributed rolling of some circumferences close to one end of body
Pearl secondary orifices, described ball secondary orifices is equal with the ball installation hole number at the end, and ball secondary orifices connects with ball mounting hole.
It is axially distributed on described body to have three ball mounting hole groups in above-mentioned ball bearing guide bushing.
In above-mentioned ball bearing guide bushing, described ball mounting hole aperture is become larger by the inner to outer end.
In above-mentioned ball bearing guide bushing, described ball mounting hole aperture is gradually reduced by the inner to outer end.
In above-mentioned ball bearing guide bushing, described ball mounting hole aperture is gradually reduced from both ends to centre.
Compared with prior art, it is the advantages of this ball bearing guide bushing：1st, it is reasonable in design, sound construction, service life length.
2nd, coefficient of friction is extremely low, high lubrication non-stick.3rd, to most of chemicals and solvent, show inertia, can strong alkali-acid resistance,
Water and various organic solvents, and insulating properties is strong, has effectively ensured its service life.4th, higher temperature can be born, is ensured
Its service life.5th, good insulating, it is non-toxic, ensure the reliability used.
Brief description of the drawings
Fig. 1 is structural representation provided by the utility model.
In figure, body 1, ball mounting hole group 2, set neck 3, ring-shaped step 31, ball mounting groove 32, annular convex 33, rolling
Pearl secondary orifices 34, ball mounting hole 21, annular tiltler 4.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, this ball bearing guide bushing, including the body 1 of open at both ends is cylindrical in shape, if axially distributed on body 1 have
Dry milling pearl mounting hole group 2, ball mounting hole group 2 include some ball mounting holes for wearing the wall of body 1 and being uniformly distributed circumferentially
21, set neck 3 is provided with the one end of body 1, set neck 3 is inner to be connected with the one end of body 1 by annular tiltler 4, covers the outer end outer wall of neck 3
Ring-shaped step 31 is provided with, some ball mounting grooves 32, body 1, set are circumferentially distributed between ring-shaped step 31 and set neck 3
Neck 3 and ring-shaped step 31 are made by polytetrafluoroethylene (PTFE), and body 1, set neck 3 and ring-shaped step 31 are connected as a single entity structure.If
Meter is reasonable, sound construction, service life length；Coefficient of friction is extremely low, high lubrication non-stick；To most of chemicals and solvent,
Inertia, energy strong alkali-acid resistance, water and various organic solvents are shown, and insulating properties is strong, has effectively ensured its service life；
Higher temperature can be born, ensures its service life；Good insulating, it is non-toxic, ensure the reliability used.
In particular, the internal diameter of body 1 is less than the set internal diameter of neck 3, and the external diameter of body 1 is less than the set external diameter of neck 3, annular tiltler 4
Diameter is gradually reduced by the end of body 1 to neck 3 is covered, and set neck 3 is provided with two annular convex 33, and annular convex 33 is in the form of sheets；Cover neck 3
The equally distributed ball secondary orifices 34 of some circumferences is provided with close to one end of body 1, ball secondary orifices 34 and the ball at the end are installed
The quantity of hole 21 is equal, and ball secondary orifices 34 connects with ball mounting hole 21, axially distributed on body 1 to have three ball mounting holes
Group 2.
Preferably, the aperture of ball mounting hole 21 is become larger by the inner to outer end.
Preferably, the aperture of ball mounting hole 21 is gradually reduced by the inner to outer end.
Preferably, the aperture of ball mounting hole 21 is gradually reduced from both ends to centre.
Preferably, it is provided with ball position limiting structure in ball mounting hole 21.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although body 1, ball mounting hole group 2, set neck 3, ring-shaped step 31, ball mounting groove have more been used herein
32nd, the term such as annular convex 33, ball secondary orifices 34, ball mounting hole 21, annular tiltler 4, but be not precluded from using other arts
The possibility of language.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；They are solved
Any additional limitation is interpreted into all to disagree with the utility model spirit.
Claims (9)
- A kind of 1. ball bearing guide bushing, it is characterised in that the body (1) including being cylindrical in shape open at both ends, along axle on described body (1) To being distributed with some ball mounting hole groups (2), described ball mounting hole group (2) includes some wearing body (1) wall and along week To equally distributed ball mounting hole (21), set neck (3), described set neck (3) the inner and body are provided with body (1) one end (1) one end is connected by annular tiltler (4), and described set neck (3) outer end outer wall is provided with ring-shaped step (31), described ring Some ball mounting grooves (32), described body, set neck and annular are circumferentially distributed between shape step (31) and set neck (3) Step is made by polytetrafluoroethylene (PTFE), and body, set neck and ring-shaped step are connected as a single entity structure.
- 2. ball bearing guide bushing according to claim 1, it is characterised in that described body (1) internal diameter is less than in set neck (3) Footpath, described body (1) external diameter are less than set neck (3) external diameter, and described annular tiltler (4) diameter is by body (1) end to set neck (3) it is gradually reduced.
- 3. ball bearing guide bushing according to claim 1, it is characterised in that described set neck (3) is provided with two annular convex (33)。
- 4. ball bearing guide bushing according to claim 3, it is characterised in that described annular convex (33) is in the form of sheets.
- 5. according to the ball bearing guide bushing described in claim 1 or 2 or 3, it is characterised in that described set neck (3) is close to body (1) One end is provided with the equally distributed ball secondary orifices (34) of some circumferences, described ball secondary orifices (34) and the ball mounting hole at the end (21) quantity is equal, and ball secondary orifices (34) connects with ball mounting hole (21).
- 6. according to the ball bearing guide bushing described in claim 1 or 2 or 3, it is characterised in that axially distributed on described body (1) There are three ball mounting hole groups (2).
- 7. according to the ball bearing guide bushing described in claim 1 or 2 or 3, it is characterised in that described ball mounting hole (21) aperture by The inner to outer end becomes larger.
- 8. according to the ball bearing guide bushing described in claim 1 or 2 or 3, it is characterised in that described ball mounting hole (21) aperture by The inner to outer end is gradually reduced.
- 9. according to the ball bearing guide bushing described in claim 1 or 2 or 3, it is characterised in that described ball mounting hole (21) aperture by Both ends gradually reduce to centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720415379.1U CN206943354U (en) | 2017-04-19 | 2017-04-19 | Ball bearing guide bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720415379.1U CN206943354U (en) | 2017-04-19 | 2017-04-19 | Ball bearing guide bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206943354U true CN206943354U (en) | 2018-01-30 |
Family
ID=61359444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720415379.1U Active CN206943354U (en) | 2017-04-19 | 2017-04-19 | Ball bearing guide bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206943354U (en) |
-
2017
- 2017-04-19 CN CN201720415379.1U patent/CN206943354U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313200 Guangming Street, Deqing Economic Development Zone, Zhejiang, Huzhou 9, China Patentee after: Zhejiang Kesai New Material Technology Co., Ltd Address before: 313200 Guangming Street, Deqing Economic Development Zone, Zhejiang, Huzhou 9, China Patentee before: ZHEJIANG DEQING CONCEPTFE PLASTIC PRODUCTS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |