CN206419350U - A kind of graphite bearing component - Google Patents
A kind of graphite bearing component Download PDFInfo
- Publication number
- CN206419350U CN206419350U CN201621468915.6U CN201621468915U CN206419350U CN 206419350 U CN206419350 U CN 206419350U CN 201621468915 U CN201621468915 U CN 201621468915U CN 206419350 U CN206419350 U CN 206419350U
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- CN
- China
- Prior art keywords
- bearing
- graphite
- graphite bearing
- hole
- groove
- 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 discloses a kind of graphite bearing component, including bearing sleeve and the graphite bearing being embedded in bearing sleeve, little groove of the shaft hole inner wall of graphite bearing vertically provided with some uniform intervals arrangements, groove runs through the two ends of the graphite bearing, some circles and the perpendicular big groove of the little groove are additionally provided with the shaft hole inner wall of graphite bearing, little groove is connected with big groove；The passage of the hole wall through graphite bearing and bearing sleeve is provided with big groove bottom land, the part that passage is located at bearing sleeve hole wall is screw-threaded counterbore；The ventilation screwed joint of sealing pipe screw thread is equipped with provided with two ends in screw-threaded counterbore, circle convex platform provided with a protrusion flank between two sealing pipe screw threads, the sealing pipe screw thread close to outboard end is connected with the screwed hole of block one end, and the other end of block is the hexagonal shape blind hole of depression.The component can twitch deslagging by air-flow, and repair and maintenance is convenient, is easy to assembling of cooling down, it is easy to install, service life is high.
Description
Technical field
The utility model belongs to gear transmission technology field, more particularly to a kind of power transmission shaft part of vertical installation.
Background technology
Bearing is common a kind of element in machine driving, common are rolling bearing and graphite bearing, the wherein axis of rolling
The intensity held is big, and bearing capacity is strong, and graphite bearing is then that intensity is slightly weak, but with self-lubricating, high temperature resistant, corrosion-resistant, matter
Some premium properties are gently waited, but its maximum shortcoming, which is also it, to be easily stuck, and may if hard dregs are involved in
Cause to collapse the generation of the bad phenomenons such as bits, spot corrosion, on the other hand, due to smaller with the fit clearance of axle, in assembling due to bearing
The presence of inwall air between axle surface, easily produces air pressure resistance, is difficult assembling.
Utility model content
The purpose of this utility model is to solve above-mentioned technical problem there is provided a kind of graphite bearing component, and the component can lead to
Cross air-flow and twitch deslagging, repair and maintenance is convenient, is easy to assembling of cooling down, it is easy to install, service life is high.
The technical solution of the utility model is as follows：
A kind of graphite bearing component, includes length identical bearing sleeve and graphite bearing, the axle successively from outside to inside
Two ends are concordant between bearing sleeve cylinder and graphite bearing, coaxial, interference fit joint, and the graphite bearing lower end is provided with the neck that diameter diminishes
Portion, the graphite bearing mounting hole of the bearing sleeve is the stepped hole that a bottom diminishes, and the neck is located at the stepped hole
Compared with small through hole, the step surface of the end face of the graphite bearing at neck upper end and the stepped hole is brought into close contact；The graphite shaft
Construction section is held in the axis hole of the graphite bearing and the lower surface of shoulder section is close in upper surface；
Little groove of the shaft hole inner wall of the graphite bearing vertically provided with some uniform intervals arrangements, the little groove
Through the two ends of the graphite bearing, some circles are additionally provided with the shaft hole inner wall of the graphite bearing perpendicular with the little groove
Big groove, the little groove is connected with big groove；It is provided with the big groove bottom land and runs through graphite bearing and bearing holder (housing, cover)
The passage of the hole wall of cylinder, the part that the passage is located at bearing sleeve hole wall is screw-threaded counterbore；In the screw-threaded counterbore
The circle provided with a protrusion flank between the ventilation screwed joint of sealing pipe screw thread, two sealing pipe screw threads is equipped with provided with two ends
Ring convex platform, the sealing pipe screw thread close to outboard end is connected with the screwed hole of block one end, and the other end of the block is recessed
Sunken hexagonal shape blind hole.
Further, the upper end outer wall of the bearing sleeve closely covers limited location annulus.
Further, the spacing annulus is integrally formed with bearing sleeve.
Further, the spacing annulus and bearing sleeve thread connection.
Further, the bearing sleeve is up big and down small coniform sleeve.
Further, the bearing sleeve is up big and down small coniform sleeve.
Further, the cross section of the little groove be in circular arc, and little groove opening both sides and graphite bearing it is interior
Wall rounding off is connected.
Further, the bosom of the little groove is consistent with the depth of the big groove, and the big groove is transversal
Face is rectangular.
The beneficial effects of the utility model：Some little grooves are provided with graphite bearing of the present utility model and big recessed
Groove, to realize the collection of graphite dust after rotation for a long time, and sets ventilation screwed joint to connect with extraneous dust collection equipment,
Dregs dust in graphite bearing is taken away in time, graphite bearing repair and maintenance difficulty is greatly reduced；In addition, installing graphite
During bearing, because fit clearance is minimum, installation easily produces air gap, is blocked assembling, and little groove and big groove can be real
Now cool down, reduce friction, be easily installed.
Brief description of the drawings
Fig. 1 is the utility model sectional view.
Fig. 2 is graphite bearing sectional view.
Fig. 3 is graphite bearing side view.
Fig. 4 is zoomed-in view at the I in Fig. 3.
Fig. 5 is the zoomed-in view at the II in Fig. 1.
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages of the present utility model and effect easily.
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Fig. 1-5, a kind of graphite bearing component, this assembly set is on an axle 103, and it is from outside to inside successively
Including length identical bearing sleeve 4 and graphite bearing 5, between the bearing sleeve 4 and graphite bearing 5 two ends it is concordant, coaxial,
Interference fit joint, and the lower end of the graphite bearing 5 is provided with the neck that diameter diminishes, the graphite bearing mounting hole of the bearing sleeve 4
The stepped hole diminished for a bottom, the neck is located in the relatively small through hole of the stepped hole, the graphite bearing 5 at neck upper end
The step surface of end face and the stepped hole be brought into close contact；The axle 103 is located in the axis hole of the graphite bearing 5 and upper surface
It is close to the lower surface of the shaft shoulder on axle 103.
Little groove 501 of the shaft hole inner wall of the graphite bearing 5 vertically provided with some uniform intervals arrangements is described small
Groove 501 run through the graphite bearing 5 two ends, the shaft hole inner wall of the graphite bearing 5 be additionally provided with it is some circle with it is described small
The perpendicular big groove 502 of groove 501, makes the little groove 501 be connected with big groove 502；In the groove of big groove 502
Bottom is provided with the passage 503 of the hole wall through graphite bearing 5 and bearing sleeve 4, and the passage 503 is located at the hole of bearing sleeve 4
The part of wall is screw-threaded counterbore 50301；The ventilation spiral shell of sealing pipe screw thread is equipped with provided with two ends in the screw-threaded counterbore 50301
Circle convex platform 601 provided with a protrusion flank between cotter joint 6, two sealing pipe screw threads, close to the sealing of outboard end
Pipe screw thread is connected with the screwed hole of the one end of block 7, and the other end of the block 7 is the hexagonal shape blind hole of depression.
Further, the upper end outer wall of the bearing sleeve 4 closely covers limited location annulus 14, for second gear 9
Positioning is installed.
Further, the spacing annulus 14 is integrally formed with bearing sleeve 4, is easily installed making, and structure is compacter.
Further, the spacing annulus 14 and the thread connection of bearing sleeve 4, to install, and can adjust bearing holder (housing, cover)
The setting height(from bottom) position of cylinder 4.
Further, the bearing sleeve 4 be up big and down small coniform sleeve, so as to the conical bore on relevant device
Coordinate, improve the installation axiality of bearing assembly.
Further, the bearing sleeve 4 be up big and down small coniform sleeve, so as to the conical bore on relevant device
Coordinate, improve the installation axiality of bearing assembly.
Further, the cross section of the little groove 501 is in circular arc, and the opening both sides of little groove 501 and graphite shaft
The inwall rounding off for holding 5 is connected, in order to avoid rotating shaft surface and the inwall of graphite bearing 5 produce interference, and is easy to dust from rotating shaft
On scraped in groove.
Further, the bosom of the little groove 501 is consistent with the depth of the big groove 502, and the big groove
502 cross section is rectangular, so that dregs dust is entered under the drive of extraneous dust exhaust apparatus air-flow from the bottom of little groove 501
Concentrate and be extracted in big groove 502.
Above-described embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited
Type.Any person skilled in the art can all be carried out without prejudice under spirit and scope of the present utility model to above-described embodiment
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by claim of the present utility model.
Claims (8)
1. a kind of graphite bearing component, it is characterised in that：Include length identical bearing sleeve (4) and graphite successively from outside to inside
Bearing (5), two ends are concordant between the bearing sleeve (4) and graphite bearing (5), coaxial, interference fit joint, and the graphite bearing
(5) lower end is provided with the neck that diameter diminishes, and the graphite bearing mounting hole of the bearing sleeve (4) is the step that a bottom diminishes
Hole, the neck is located in the relatively small through hole of the stepped hole, end face and the step of the graphite bearing (5) at neck upper end
The step surface in hole is brought into close contact；The graphite bearing construction section (103) is located in the axis hole of the graphite bearing (5) and upper surface
It is close to the lower surface of shoulder section (102)；
Little groove (501) of the shaft hole inner wall of the graphite bearing (5) vertically provided with some uniform intervals arrangements is described small
Groove (501) run through the graphite bearing (5) two ends, the shaft hole inner wall of the graphite bearing (5) be additionally provided with it is some circle with
The perpendicular big groove (502) of the little groove (501), makes the little groove (501) be connected with big groove (502)；Institute
State the passage (503) that big groove (502) bottom land is provided with the hole wall through graphite bearing (5) and bearing sleeve (4), the ventilation
The part that hole (503) is located at bearing sleeve (4) hole wall is screw-threaded counterbore (50301)；It is provided with the screw-threaded counterbore (50301)
Two ends are equipped with the circle provided with a protrusion flank between the ventilation screwed joint (6) of sealing pipe screw thread, two sealing pipe screw threads
Ring convex platform (601), the sealing pipe screw thread close to outboard end is connected with the screwed hole of block (7) one end, the block (7)
The other end is the hexagonal shape blind hole of depression.
2. graphite bearing component according to claim 1, it is characterised in that：The upper end outer wall of the bearing sleeve (4) is close
Ground set limited location annulus (14).
3. graphite bearing component according to claim 2, it is characterised in that：The spacing annulus (14) and bearing sleeve (4)
It is integrally formed.
4. graphite bearing component according to claim 3, it is characterised in that：The spacing annulus (14) and bearing sleeve (4)
Thread connection.
5. graphite bearing component according to claim 4, it is characterised in that：The bearing sleeve (4) is up big and down small circle
Taper sleeve.
6. graphite bearing component according to claim 4, it is characterised in that：The bearing sleeve (4) is up big and down small circle
Taper sleeve.
7. graphite bearing component according to claim 1, it is characterised in that：The cross section of the little groove (501) is in circular arc
Shape, and the opening both sides of little groove (501) are connected with the inwall rounding off of graphite bearing (5).
8. graphite bearing component according to claim 7, it is characterised in that：The bosom of the little groove (501) with it is described
The depth of big groove (502) is consistent, and the cross section of the big groove (502) is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468915.6U CN206419350U (en) | 2016-12-29 | 2016-12-29 | A kind of graphite bearing component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468915.6U CN206419350U (en) | 2016-12-29 | 2016-12-29 | A kind of graphite bearing component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206419350U true CN206419350U (en) | 2017-08-18 |
Family
ID=59574045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621468915.6U Expired - Fee Related CN206419350U (en) | 2016-12-29 | 2016-12-29 | A kind of graphite bearing component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206419350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555790A (en) * | 2018-11-23 | 2019-04-02 | 大同新成新材料股份有限公司 | A kind of graphite bearing mounting structure and installation method |
-
2016
- 2016-12-29 CN CN201621468915.6U patent/CN206419350U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555790A (en) * | 2018-11-23 | 2019-04-02 | 大同新成新材料股份有限公司 | A kind of graphite bearing mounting structure and installation method |
| CN109555790B (en) * | 2018-11-23 | 2020-06-05 | 大同新成新材料股份有限公司 | Graphite bearing mounting structure and mounting method |
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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: 20170818 Termination date: 20171229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |