CN210461376U - Sliding type bearing - Google Patents
Sliding type bearing Download PDFInfo
- Publication number
- CN210461376U CN210461376U CN201920971069.7U CN201920971069U CN210461376U CN 210461376 U CN210461376 U CN 210461376U CN 201920971069 U CN201920971069 U CN 201920971069U CN 210461376 U CN210461376 U CN 210461376U
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- Prior art keywords
- hole
- inner circle
- inner ring
- ring
- connect
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- 125000004122 cyclic group Chemical group 0.000 claims abstract description 4
- 239000000945 filler Substances 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model provides a slidingtype bearing, including inner circle and outer lane, the outer lane is equipped with connect the through hole along the axial, the inner circle is rotationally located connect in the through hole just the inner circle is equipped with the shaft hole along the axial and is used for supplying the pivot to connect, the inner circle along circumference be equipped with be used for with connect through hole sliding connection's cyclic annular arch or annular groove. The above structure is adopted in the utility model, the pivot is installed in the axle hole of inner circle, because inner circle sliding connection just can rotate in the relative outer lane in the connecting through hole, consequently it reduces the frictional force among the power transmission process with the rotatable mode of inner circle and outer lane, and the inner circle is equipped with along circumference simultaneously and is used for the cyclic annular arch or the annular groove with connecting through hole sliding connection for the noise that its during operation produced is less, long service life.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of the bearing and specifically relates to a slidingtype bearing.
[ background of the invention ]
The traditional ball bearing installs the spherical alloy steel ball in the centre of inner steel ring and outer steel ring to reduce the frictional force in the power transmission process and improve the transmission efficiency of mechanical power with the mode of rolling, but its life is not long, appears rotating the dead phenomenon of card easily, and its work noise is high simultaneously. And traditional slide bearing generally comprises a axle sleeve, and it is difficult to appear rotating the dead phenomenon of card, but is big at power transmission's in-process frictional force, and the nut can with axle sleeve direct contact when fixing the tip of pivot through the nut moreover to lead to the pivot to appear rotating unsmooth phenomenon at the rotation in-process.
[ Utility model ] content
The to-be-solved technical problem of the utility model is to provide a slidingtype bearing that noise at work is little, long service life and rotate smoothly.
The purpose of the utility model is realized like this:
the utility model provides a sliding type bearing, includes inner circle and outer lane, the outer lane is equipped with connect the through-hole along the axial, the inner circle is rotationally located connect in the through-hole just the inner circle is equipped with the shaft hole along the axial and is used for supplying the pivot to connect, the inner circle along circumference be equipped with be used for with connect through-hole sliding connection's cyclic annular arch or annular groove.
The above structure is adopted in the utility model, the pivot is installed in the axle hole of inner circle, because inner circle sliding connection just can rotate in the relative outer lane in the connecting through hole, consequently it reduces the frictional force among the power transmission process with the rotatable mode of inner circle and outer lane, make the noise that its during operation produced less, long service life, the inner circle is equipped with along circumference simultaneously and is used for annular protrusion or the annular groove with connecting through hole sliding connection, it can rotate along with the inner circle relative connecting through hole in the lump, thereby can prevent that the phenomenon of axial float from appearing in the inner circle.
According to the sliding type bearing, the inner ring is provided with the annular protrusion along the circumferential direction, and fillers are arranged on two sides of the annular protrusion and used for filling a gap formed between the inner ring and the connecting through hole, so that the inner ring is limited to move along the axial direction of the inner ring, and the transmission efficiency of mechanical power is improved.
According to the sliding type bearing, the annular protrusions are in clearance fit with the connecting through holes, and the fillers are in interference fit with the connecting through holes, so that the inner ring can slide smoothly relative to the fillers and rotate smoothly relative to the outer ring, and the transmission efficiency of mechanical power is further improved.
According to the sliding type bearing, the filler is a plastic part so as to enable the filler to be in plastic connection with the outer ring and the inner ring, so that the friction force in the power transmission process is further reduced, and the service life of the sliding type bearing is further prolonged.
According to the sliding bearing, the filler on one side of the annular protrusion extends along the end part of the outer ring and covers the periphery of the outer ring, so that the plastic filler can cover and protect the outer ring, and the service life of the sliding bearing is further prolonged.
In another embodiment of the sliding bearing as described above, no filler is disposed between the outer ring and the inner ring, the inner ring is circumferentially provided with annular protrusions, and correspondingly, the connecting through holes are circumferentially provided with connecting concave rings whose shapes are matched with the annular protrusions, at this time, the inner ring is directly rotationally matched with the outer ring, and the inner ring can be restricted from moving axially under the limiting action of the annular protrusions and the connecting concave rings.
In another embodiment of the sliding bearing as described above, no filler may be disposed between the outer ring and the inner ring, the inner ring is circumferentially provided with an annular groove, and correspondingly, the connecting through hole is circumferentially provided with a connecting convex ring whose shape matches with the annular groove, at this time, the inner ring is also directly rotationally matched with the outer ring, and the inner ring is also restricted from moving axially under the limiting action of the annular groove and the connecting convex ring.
According to the sliding type bearing, the axial width of the inner ring is larger than that of the outer ring, and the two ends of the inner ring protrude out of the connecting through holes, so that when the end portion of the rotating shaft is fixed by the nut, the nut is in contact with the inner ring but not in contact with the outer ring, and the phenomenon that the rotating is blocked or the rotating is unsmooth is avoided.
[ description of the drawings ]
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the present invention;
fig. 3 is a schematic structural diagram of another embodiment of the present invention.
[ detailed description ] embodiments
As shown in fig. 1 in the first specific embodiment of a sliding bearing of the present invention, the sliding bearing includes an inner ring 1 and an outer ring 2, the outer ring 2 is provided with a connecting through hole 21 along the axial direction, the inner ring 1 is rotatably disposed in the connecting through hole 21 and the inner ring 1 is provided with a shaft hole 11 along the axial direction for connecting the rotating shaft, the inner ring 1 is provided with an annular protrusion 3 along the circumferential direction for sliding connection with the connecting through hole 21, and both sides of the annular protrusion 3 are provided with a filler 5 for filling a gap formed between the inner ring 1 and the connecting through hole 21.
In order to ensure that the inner ring 1 can slide smoothly relative to the filler 5 and rotate smoothly relative to the outer ring 2 and further improve the transmission efficiency of mechanical power, the annular protrusions 3 are in clearance fit with the connecting through holes 21, and the filler 5 is in interference fit with the connecting through holes 21.
In order to further reduce the friction force during the power transmission process and prolong the service life, the filler 5 is a plastic piece.
In order to protect the outer ring 2 and further improve the service life of the outer ring, the filler 5 on one side of the annular protrusion 3 extends along the end of the outer ring 2 and covers the outer circumference of the outer ring 2.
As shown in fig. 2 in another embodiment of a sliding bearing of the present invention, the sliding bearing includes an inner ring 1 and an outer ring 2, the outer ring 2 is axially provided with a connecting through hole 21, the inner ring 1 is rotatably disposed in the connecting through hole 21 and the inner ring 1 is axially provided with a shaft hole 11 for connecting a rotating shaft, the inner ring 1 is circumferentially provided with an annular protrusion 3, correspondingly, the connecting through hole 21 is circumferentially provided with a connecting concave ring 211 having an outer shape matched with the annular protrusion 3, for further ensuring the rotating smoothness, the outer ring 2 preferably adopts a plastic part and the outer ring 2 is in clearance fit with the inner ring 1.
In another embodiment of the sliding bearing of the present invention as shown in fig. 3, the sliding bearing comprises an inner ring 1 and an outer ring 2, the outer ring 2 is axially provided with a connecting through hole 21, the inner ring 1 is rotatably disposed in the connecting through hole 21 and the inner ring 1 is axially provided with a shaft hole 11 for connecting a rotating shaft, the inner ring 1 is circumferentially provided with an annular groove 4, correspondingly, the connecting through hole 21 is circumferentially provided with a connecting convex ring 212 having an outer shape matched with the annular groove 4, and for further ensuring the rotating smoothness, the outer ring 2 preferably adopts a plastic part and the outer ring 2 is in clearance fit with the inner ring 1.
In any of the above embodiments, in order to make the nut contact with the inner ring 1 and not contact with the outer ring 2 when the end of the rotating shaft is fixed by the nut and to prevent the phenomenon of the rotation being locked or not rotating smoothly, the axial width of the inner ring 1 is greater than that of the outer ring, and both ends of the inner ring 1 protrude out of the coupling through-holes 21.
When the utility model is used, the first embodiment (best embodiment) of the utility model is taken as an example to explain, the outer ring 2 sleeved with the plastic part filler 5 is sleeved in the mounting hole of the base, the rotating shaft is installed in the shaft hole 11 of the inner ring 1, and the end part of the rotating shaft is fixed with the inner ring 1 through the nut, at the moment, the nut is contacted with the end part of the inner ring 1 and is not contacted with the outer ring 2, thereby ensuring the rotating stability of the rotating shaft while ensuring the axial movement of the rotating shaft, because the sliding fit is adopted between the rotating shaft and the inner ring 1 and between the inner ring 1 and the outer ring 2 (the plastic part filler 5), the utility model has the characteristics of long service life and low working noise of a common sliding bearing, and simultaneously, the utility model can bear the axial pressure and can not generate the phenomenon of rotation blocking when the rotating shaft rotates, and because the inner ring 1 of the rotating part is, thereby make its characteristics that also possess the frictional force among the power transmission process little that compare ordinary slide bearing, so the utility model discloses possess ordinary slide bearing and ordinary ball bearing's characteristics simultaneously.
Claims (8)
1. The utility model provides a slidingtype bearing, its characterized in that includes inner circle (1) and outer lane (2), outer lane (2) are equipped with connect the through-hole (21) along the axial, inner circle (1) rotationally locates in connect the through-hole (21) just inner circle (1) are equipped with shaft hole (11) along the axial and are used for supplying the pivot to connect, inner circle (1) along circumference be equipped with be used for with connect through-hole (21) sliding connection's cyclic annular arch (3) or annular groove (4).
2. Sliding bearing according to claim 1, characterised in that the inner ring (1) is provided with an annular projection (3) in the circumferential direction, and that on both sides of the annular projection (3) a filler (5) is provided for filling the gap formed between the inner ring (1) and the connecting through-hole (21).
3. Sliding bearing according to claim 2, characterized in that the annular projection (3) is clearance fitted with the connecting through hole (21) and the filler (5) is interference fitted with the connecting through hole (21).
4. Sliding bearing according to claim 2 or 3, characterised in that the filler (5) is a plastic part.
5. Sliding bearing according to claim 4, characterised in that the filler (5) on one side of the annular projection (3) extends along the end of the outer ring (2) and covers the outer circumference of the outer ring (2).
6. Sliding bearing according to claim 1, characterised in that the inner ring (1) is provided with an annular projection (3) in the circumferential direction and correspondingly the coupling through hole (21) is provided with a coupling recess ring (211) in the circumferential direction, which coupling recess ring has a shape matching the annular projection (3).
7. Sliding bearing according to claim 1, characterised in that the inner ring (1) is provided with an annular groove (4) in the circumferential direction and correspondingly the coupling through-hole (21) is provided with a coupling collar (212) in the circumferential direction which is shaped to fit the annular groove (4).
8. A sliding type bearing according to claim 1, wherein the inner ring (1) has an axial width larger than that of the outer ring, and both ends of the inner ring (1) protrude from the connecting through-holes (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971069.7U CN210461376U (en) | 2019-06-15 | 2019-06-15 | Sliding type bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971069.7U CN210461376U (en) | 2019-06-15 | 2019-06-15 | Sliding type bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461376U true CN210461376U (en) | 2020-05-05 |
Family
ID=70442510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920971069.7U Expired - Fee Related CN210461376U (en) | 2019-06-15 | 2019-06-15 | Sliding type bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461376U (en) |
-
2019
- 2019-06-15 CN CN201920971069.7U patent/CN210461376U/en not_active Expired - Fee Related
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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: 20200505 |