CN208546411U - A kind of connecting shaft easily lubricated - Google Patents
A kind of connecting shaft easily lubricated Download PDFInfo
- Publication number
- CN208546411U CN208546411U CN201821223869.2U CN201821223869U CN208546411U CN 208546411 U CN208546411 U CN 208546411U CN 201821223869 U CN201821223869 U CN 201821223869U CN 208546411 U CN208546411 U CN 208546411U
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- CN
- China
- Prior art keywords
- connecting portion
- lubrication bearing
- self lubrication
- keyway
- wall
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Abstract
The utility model discloses the connecting shafts that one kind easily lubricates, it is intended to provide a kind of not easy to wear, practicability is good, the connecting shaft easily lubricated, its key points of the technical solution are that including axis body, the axis body is along axial including sequentially connected first connecting portion, positioning region and second connecting portion, edge is axially arranged with the first keyway on the outer wall of first connecting portion, the self lubrication bearing contradicted with positioning region is also arranged in first connecting portion, self lubrication bearing is equipped with the second keyway being connected to the first keyway, the axle center of first connecting portion is equipped with oil storage hole, the deflector hole for being connected to oil storage hole Yu self lubrication bearing inner wall is additionally provided in first connecting portion, self lubrication bearing is equipped with several microcellular structures, several micropores form the asphalt channel of connection self lubrication bearing inner and outer wall, the utility model is suitable for connecting shaft technical field.
Description
Technical field
The utility model belongs to connecting shaft technical field, refers in particular to a kind of connecting shaft easily lubricated.
Background technique
Axis is the cylindrical object being through among bearing or among wheel or among gear, axis be support rotary part and with
Turned round together with the machine components of passing movement, torque or moment of flexure, generally round metal is rod-shaped, each section can have it is different straight
Diameter, the part for making rotary motion in machine is just mounted on axis, but existing axis is after a period of use, easy to wear, causes to be driven
Stability decline, service life are insufficient.
Utility model content
The purpose of the utility model is to provide it is a kind of it is not easy to wear, practicability is good, connecting shaft that is easily lubricating.
Purpose of the utility model is realized as follows: a kind of connecting shaft easily lubricated, including axis body, it is characterised in that:
The axis body along it is axial include sequentially connected first connecting portion, positioning region and second connecting portion, on the outer wall of first connecting portion
Along being axially arranged with the first keyway, it is also arranged with the self lubrication bearing contradicted with positioning region in first connecting portion, on self lubrication bearing
Equipped with the second keyway being connected to the first keyway, the axle center of first connecting portion is equipped with oil storage hole, is additionally provided in first connecting portion
For being connected to the deflector hole of oil storage hole Yu self lubrication bearing inner wall, self lubrication bearing is equipped with several microcellular structures, several micropores
Form the asphalt channel of connection self lubrication bearing inner and outer wall.
By using above-mentioned technical proposal, the transmission parts such as gear, bearing, self-lubricating axis can be arranged in first connecting portion
The axial length of set is less than first connecting portion, and first connecting portion is separated into two mounting portions and external transmission by self lubrication bearing
Component can be installed on self lubrication bearing, can be also installed in first connecting portion, and the first keyway and the second keyway are used to pacify
Flat key is filled, flat key height slightly protrudes from the first keyway, but is lower than the second keyway, then when axis body rotates, can drive the first connection
External transmission parts rotation in portion, but the transmission parts on self lubrication bearing can be rotated relative to self lubrication bearing, the company of raising
The functional diversity of spindle, the asphalt channel that self lubrication bearing is formed by microcellular structure, the lubricating oil in oil storage hole can pass through
Deflector hole flow to the inner wall of self lubrication bearing, and infiltrates on the outer wall of self lubrication bearing, when operating, due to external driving section
It rubbing and generates heat between part and self lubrication bearing, the thermal expansion of self lubrication bearing surface overflows lubricating oil, lubricating action is played, when
When stopping working, self lubrication bearing is cooling, and the lubricating oil in oil storage hole is inhaled into the hole of self-lubricating bearing along asphalt channel again
In gap, self-lubricating is realized, above structure self-lubrication is good, and it is not easy to wear, oiling again is only needed just after long-time use, is made
It is long with the service life.
The utility model is further arranged to: the axle center of the second connecting portion is equipped with connecting hole, the hole wall of connecting hole
It is equipped with third keyway.
By using above-mentioned technical proposal, connecting hole is used for external transmission shaft, and third keyway is for installing key pin, so that outside
Connecing transmission shaft can drive axis body to rotate, and practicability is good.
The utility model is further arranged to: the outer wall of the second connecting portion is equipped with annular groove.
By using above-mentioned technical proposal, annular groove can be used for installing clip, for fixing dust cover, to second connecting portion
Dustproof effect is played between external piece.
The utility model is further arranged to: the oil storage hole is equipped with pump nozzle.
By using above-mentioned technical proposal, pump nozzle is outsourcing piece, and pump nozzle is installed on the open end of oil storage hole, oiling
Mouth plays the role of closure, oiling.
The utility model is further arranged to: the material of the self lubrication bearing is copper-base alloy powder sintered body.
By using above-mentioned technical proposal, self lubrication bearing uses copper-base alloy powder for primary raw material, uses powder metallurgy
Legal system is made sintered body, has enough intensity in performance, and material internal has countless small holes, in the fabrication process may be used
The technical advantage such as quantity, size, shape and the distribution of freer adjustment apertures, not only can be with trapped fuel, but also can be formed small
And tortuous asphalt channel, play the role of self-lubricating.
Detailed description of the invention
Fig. 1 is the structural solid figure of the utility model；
Fig. 2 is the utility model half section structure diagram；
Appended drawing reference in figure are as follows: 1, first connecting portion；2, positioning region；3, second connecting portion；4, the first keyway；5, self-lubricating
Axle sleeve；6, the second keyway；7, oil storage hole；8, deflector hole；9, connecting hole；10, third keyway；11, annular groove；12, pump nozzle.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing, referring to Fig. 1-2:
A kind of connecting shaft easily lubricated, including axis body, it is characterised in that: the axis body along it is axial include sequentially connected the
One interconnecting piece 1, positioning region 2 and second connecting portion 3, along the first keyway 4 is axially arranged on the outer wall of first connecting portion 1, first connects
The self lubrication bearing 5 contradicted with positioning region 2 is also arranged in socket part 1, self lubrication bearing 5 is equipped with and is connected to the first keyway 4
Second keyway 6, the axle center of first connecting portion 1 are equipped with oil storage hole 7, be additionally provided in first connecting portion 1 for be connected to oil storage hole 7 with
The deflector hole 8 of 5 inner wall of self lubrication bearing, self lubrication bearing 5 are equipped with several microcellular structures, and several micropores form connection self-lubricating
The asphalt channel of 5 inner and outer wall of axle sleeve.
By using above-mentioned technical proposal, the transmission parts such as gear, bearing, self-lubricating can be arranged in first connecting portion 1
The axial length of axle sleeve 5 is less than first connecting portion 1, and first connecting portion 1 is separated into two mounting portions by self lubrication bearing 5, and outer
Connecing transmission parts can be installed on self lubrication bearing 5, can also be installed in first connecting portion 1, the first keyway 4 and the second keyway
6 are used to installation flat key, and flat key height slightly protrudes from the first keyway 4, but is lower than the second keyway 6, then, can band when axis body rotates
External transmission parts rotation in dynamic first connecting portion 1, but the transmission parts on self lubrication bearing 5 can be with respect to self lubrication bearing
5 rotations, improve the functional diversity of connecting shaft, the asphalt channel that self lubrication bearing 5 is formed by microcellular structure, in oil storage hole 7
Lubricating oil the inner wall of self lubrication bearing 5 can be flow to by deflector hole 8, and infiltrate on the outer wall of self lubrication bearing 5, work as work
When, it generates heat due to rubbing between external transmission parts and self lubrication bearing 5, the thermal expansion of 5 surface of self lubrication bearing makes lubricating oil
It overflows, plays lubricating action, when stopping working, self lubrication bearing 5 is cooling, and the lubricating oil in oil storage hole 7 is along asphalt channel
It being inhaled into the hole of self-lubricating bearing again, realizes self-lubricating, above structure self-lubrication is good, and it is not easy to wear, it uses for a long time
Oiling again is only needed afterwards just, long service life.
The utility model is further arranged to: the axle center of the second connecting portion 3 is equipped with connecting hole 9, the hole of connecting hole 9
Wall is equipped with third keyway 10.
By using above-mentioned technical proposal, connecting hole 9 is used for external transmission shaft, and third keyway 10 makes for installing key pin
Obtaining external transmission shaft can drive axis body to rotate, and practicability is good.
The utility model is further arranged to: the outer wall of the second connecting portion 3 is equipped with annular groove 11.
By using above-mentioned technical proposal, annular groove 11 can be used for installing clip, for fixing dust cover, connect to second
Dustproof effect is played between portion 3 and external piece.
The utility model is further arranged to: the oil storage hole 7 is equipped with pump nozzle 12.
By using above-mentioned technical proposal, pump nozzle 12 is outsourcing piece, and pump nozzle 12 is installed on the open end of oil storage hole 7
On, pump nozzle 12 plays the role of closure, oiling.
The utility model is further arranged to: the material of the self lubrication bearing 5 is copper-base alloy powder sintered body.
By using above-mentioned technical proposal, self lubrication bearing 5 uses copper-base alloy powder for primary raw material, uses powder metallurgy
Legal system is made sintered body, has enough intensity in performance, and material internal has countless small holes, in the fabrication process may be used
The technical advantage such as quantity, size, shape and the distribution of freer adjustment apertures, not only can be with trapped fuel, but also can be formed small
And tortuous asphalt channel, play the role of self-lubricating.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (5)
1. the connecting shaft that one kind easily lubricates, including axis body, it is characterised in that: the axis body is along axial including sequentially connected first
Interconnecting piece (1), positioning region (2) and second connecting portion (3), along being axially arranged with the first keyway on the outer wall of first connecting portion (1)
(4), the self lubrication bearing (5) contradicted with positioning region (2) is also arranged in first connecting portion (1), self lubrication bearing (5) is equipped with
The axle center of the second keyway (6) being connected to the first keyway (4), first connecting portion (1) is equipped with oil storage hole (7), first connecting portion
(1) deflector hole (8) for being connected to oil storage hole (7) Yu self lubrication bearing (5) inner wall is additionally provided on, self lubrication bearing is set on (5)
There are several microcellular structures, several micropores form the asphalt channel of connection self lubrication bearing (5) inner and outer wall.
2. the connecting shaft that one kind according to claim 1 easily lubricates, it is characterised in that: the axis of the second connecting portion (3)
Connecting hole (9) are equipped in the heart, the hole wall of connecting hole (9) is equipped with third keyway (10).
3. the connecting shaft that one kind according to claim 2 easily lubricates, it is characterised in that: outside the second connecting portion (3)
Wall is equipped with annular groove (11).
4. the connecting shaft that one kind according to claim 1 easily lubricates, it is characterised in that: the oil storage hole (7) is equipped with note
Oil nozzle (12).
5. the connecting shaft that one kind according to claim 1 easily lubricates, it is characterised in that: the material of the self lubrication bearing (5)
Matter is copper-base alloy powder sintered body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223869.2U CN208546411U (en) | 2018-07-31 | 2018-07-31 | A kind of connecting shaft easily lubricated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223869.2U CN208546411U (en) | 2018-07-31 | 2018-07-31 | A kind of connecting shaft easily lubricated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208546411U true CN208546411U (en) | 2019-02-26 |
Family
ID=65425666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821223869.2U Active CN208546411U (en) | 2018-07-31 | 2018-07-31 | A kind of connecting shaft easily lubricated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208546411U (en) |
-
2018
- 2018-07-31 CN CN201821223869.2U patent/CN208546411U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |