CN220118501U - Full-loading bearing for automobile door - Google Patents
Full-loading bearing for automobile door Download PDFInfo
- Publication number
- CN220118501U CN220118501U CN202321693931.5U CN202321693931U CN220118501U CN 220118501 U CN220118501 U CN 220118501U CN 202321693931 U CN202321693931 U CN 202321693931U CN 220118501 U CN220118501 U CN 220118501U
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- China
- Prior art keywords
- ring
- groove
- outer ring
- limit
- ball filling
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- 239000010410 layer Substances 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000006223 plastic coating Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims 4
- 238000005096 rolling process Methods 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model provides an automobile door full-load bearing, which comprises an outer ring, an inner ring, a plastic coating layer and a plurality of steel balls, wherein a rolling path for the steel balls to roll is formed between the outer ring and the inner ring, the plastic coating layer is arranged on the outer layer of the outer ring, the steel balls are fully loaded in the rolling path, a ball filling groove communicated with the rolling path is formed in one axial side end surface of the outer ring, the ball filling groove is arc-shaped and is gradually arranged towards the direction far away from the rolling path, a limiting groove is formed in the position between the corresponding side end surface of the outer ring and the rolling path, the limiting groove is communicated with the ball filling groove, a limiting ring embedded in the limiting groove is arranged in the limiting groove, and the limiting ring extends into the ball filling groove. Aiming at the defects of the prior art, the utility model provides the full-load bearing for the automobile door, which has larger rated load and stronger impact strength, and better ensures the stability and the service life of the bearing.
Description
Technical Field
The utility model relates to a full-load bearing, in particular to a full-load bearing for a sliding door of an automobile.
Background
The bearing is an important part for the rotation support of a mechanical body, the bearing can be divided into a plurality of different types according to different purposes and structures, the automobile door bearing comprises an outer ring, an inner ring, a sealing ring, a retainer, a plastic coating layer and a plurality of steel balls, the retainer is used for guiding the bearing at intervals, the sealing ring is arranged on two axial sides of a roller path and is used for preventing external dirt from entering the roller path, the plastic coating layer is injection-molded on the outer layer of the outer ring and is used for ensuring the rolling stability of the bearing, avoiding the problems of collision, damage, noise and the like in the moving process, when the bearing is actually installed on a door, the inner ring is connected to a door frame, the outer ring is abutted to the door rail, when the door is opened and closed, the outer ring of the door bearing rolls on the door rail to assist the guided swing of the door, but the process is often not smooth, the bearing is required to bear a large impact load occasionally, and the stability and the service life of the bearing are easy to influence.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the full-load bearing for the automobile door, which has larger rated load and stronger impact strength, and better ensures the stability and the service life of the bearing.
In order to achieve the above purpose, the utility model provides a full-load bearing for an automobile door, which comprises an outer ring, an inner ring, a plastic coating layer and a plurality of steel balls, wherein a rollaway path for the steel balls to roll is formed between the outer ring and the inner ring, the plastic coating layer is arranged on the outer layer of the outer ring, the steel balls are fully loaded in the rollaway path, a ball filling groove communicated with the rollaway path is formed in one axial end face of the outer ring, the ball filling groove is arc-shaped and is gradually arranged towards the direction far away from the rollaway path, a limit groove is formed between the corresponding end face of the outer ring and the rollaway path, the limit groove is communicated with the ball filling groove, a limit ring embedded in the limit groove is arranged in the limit groove, and the limit ring extends into the ball filling groove.
The technical scheme has the advantages that: the bearing capacity of the bearing can be enhanced through fully installing a plurality of steel balls in the rollaway nest, so that the impact-resistant strength of the bearing is stronger, the stability and the service life of the bearing are ensured, on the basis, a ball filling groove communicated with the rollaway nest is formed in one axial side end face of the outer ring, a limit groove corresponding to the position between the one axial side end face and the rollaway nest is formed in the limit groove, and a limit ring extending into the ball filling groove is formed in the limit groove, wherein the ball filling groove is arc-shaped and can be better adapted to the shape of the steel balls, the ball filling groove is gradually enlarged towards the direction far away from the rollaway nest, the steel balls can be guided by the ball filling groove and smoothly enter the rollaway nest, finally the limit groove communicated with the ball filling groove and the limit ring extending into the ball filling groove are installed after the steel balls are filled, the limit ring extending into the ball filling groove is used for limiting the steel balls, and the steel balls are prevented from being thrown out of the ball filling groove under the running state.
The present utility model may be further configured to: the limiting ring is provided with a notch positioned in the limiting groove.
Through further setting up, set up the breach on the spacing ring, can let the spacing ring correspond the both ends department that the breach was passed through spacing groove and was filled out ball groove intercommunication progressively stretch into the spacing groove when the installation, accomplish the installation at last, reach the effect of easy to assemble.
The present utility model may be further configured to: the sealing ring comprises a connecting portion, a framework and a sealing lip, wherein the outer ring is provided with an embedded groove, the two sides of the inner ring on the rolling path are provided with abutting planes, the connecting portion and the sealing lip are made of elastic materials, the connecting portion extends into the embedded groove, the section of the framework is L-shaped and is arranged between the connecting portion and the sealing lip, and the sealing lip is elastically abutted to the abutting planes.
Through further setting up, set up the sealing washer that has connecting portion, skeleton and sealing lip, set up respectively on outer lane and inner circle and inlay groove and butt plane, inlay in the inlaying groove of outer lane by elastic connecting portion, form the connection of sealing washer and outer lane, later keep the shape of sealing washer by the skeleton that is located between connecting portion and sealing lip, finally form contact seal by sealing lip elasticity butt on the butt plane.
The present utility model may be further configured to: the outer ring is provided with a plurality of limit grooves, the limit grooves extend along the circumferential direction of the outer peripheral wall of the outer ring to form a ring shape, axial intervals among the limit grooves are arranged, the plastic coating layer comprises an extending part extending into the limit grooves and protruding ring parts extending towards two axial side directions, the protruding ring parts are provided with reinforcing parts extending towards the center, and the reinforcing parts are attached to the axial end face of the outer ring.
Through further setting up, the layer is moulded to the package that has extension and a plurality of spacing slot of setting on the outer lane, let a plurality of spacing slots be annular extension along outer lane peripheral wall circumference, and let spacing between the spacing slot, can be through stretching to the package in the spacing slot mould layer extension and the inner wall of spacing slot cooperate, strengthen the axial joint strength between outer lane and the package mould layer, on this basis, set up protruding ring portion again and lie in protruding ring portion on radial extension's reinforcing part, utilize protruding ring portion as the support, laminate on outer lane axial terminal surface by reinforcing part, further strengthen the outer lane and wrap mould axial joint strength between the layer, the effectual bearing that prevents is at rolling in-process, because extrusion or bump leads to package mould layer axial displacement relative to the outer lane, further stability and the life of guaranteeing the door bearing.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is an enlarged view of portion a of FIG. 1 in accordance with an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a ball-filling slot according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a limiting ring and a notch according to an embodiment of the present utility model;
wherein: an outer ring 1; a ball filling groove 11; a limit groove 12; a fitting groove 13; a limit groove 14; an inner ring 2; an abutment plane 21; a plastic coating layer 3; an extension 31; a protruding ring portion 32; a reinforcing part 33; a steel ball 4; a limit ring 5; a notch 51; a seal ring 6; a connection portion 61; a skeleton 62; and a sealing lip 63.
Detailed Description
An embodiment of a full-load bearing for an automotive door according to the present utility model is shown in fig. 1-4: including outer lane 1, inner circle 2, package mould layer 3 and a plurality of steel balls 4, outer lane 12 and inner circle between be formed with the raceway that supplies a plurality of steel balls 4 to roll, package mould layer 3 set up at the skin of outer lane 1, a plurality of steel balls 4 full dress in the raceway, the axial one side terminal surface of outer lane 1 set up the ball groove 11 that fills of intercommunication raceway, ball groove 11 be the arc and set up gradually towards keeping away from the raceway direction, outer lane 1 correspond one side terminal surface and raceway between the department be provided with spacing groove 12, spacing groove 12 and ball groove 11 intercommunication setting, spacing groove 12 in be provided with the spacing ring 5 of inlaying wherein, and spacing ring 5 stretches into in filling ball groove 11.
The limiting ring 5 is provided with a notch 51 positioned in the limiting groove 12.
The sealing ring 6 comprises a connecting portion 61, a framework 62 and a sealing lip 63, wherein an embedded groove 13 is formed in the outer ring 1, abutting planes 21 are formed in the two sides of the raceway of the inner ring 2, the connecting portion 61 and the sealing lip 63 are made of elastic materials, the connecting portion 61 extends into the embedded groove 13, the cross section of the framework 62 is L-shaped and is arranged between the connecting portion 61 and the sealing lip 63, and the sealing lip 63 is elastically abutted to the abutting planes 21.
The outer ring 1 is provided with a plurality of limit grooves 14, the limit grooves 14 extend along the circumferential direction of the outer circumferential wall of the outer ring 1 to form a ring shape, the limit grooves 14 are axially arranged at intervals, the plastic coating layer 3 comprises an extending part 31 extending into the limit grooves and protruding ring parts 32 extending towards the two axial side directions, the protruding ring parts 32 are provided with reinforcing parts 33 extending towards the center, and the reinforcing parts 33 are attached to the axial end face of the outer ring 1.
The above examples are only one of the preferred embodiments of the present utility model, and the ordinary changes and substitutions made by those skilled in the art within the scope of the technical solution of the present utility model are included in the scope of the present utility model.
Claims (4)
1. The utility model provides a full complement bearing of car door, includes outer lane, inner circle, plastic coating layer and a plurality of steel ball, outer lane and inner circle between be formed with the raceway that supplies a plurality of steel balls to roll, plastic coating layer set up at the skin of outer lane, its characterized in that: the steel balls are fully arranged in the rollaway nest, a ball filling groove communicated with the rollaway nest is formed in one axial side end face of the outer ring, the ball filling groove is arc-shaped and is gradually arranged towards the direction far away from the rollaway nest, a limit groove is formed in the position, corresponding to the position, between the one axial side end face of the outer ring and the rollaway nest, of the outer ring, the limit groove is communicated with the ball filling groove, a limit ring embedded in the limit groove is arranged in the limit groove, and the limit ring extends into the ball filling groove.
2. The automotive door full complement bearing of claim 1, wherein: the limiting ring is provided with a notch positioned in the limiting groove.
3. The automotive door full complement bearing of claim 1 or 2, wherein: the sealing ring comprises a connecting portion, a framework and a sealing lip, wherein an embedded groove is formed in the outer ring, abutting planes are formed in the two sides of the raceway on the inner ring, the connecting portion and the sealing lip are made of elastic materials, the connecting portion extends into the embedded groove, the section of the framework is L-shaped and is arranged between the connecting portion and the sealing lip, and the sealing lip is elastically abutted to the abutting planes.
4. The automotive door full complement bearing of claim 1 or 2, wherein: the outer ring is provided with a plurality of limit grooves, the limit grooves extend along the circumferential direction of the outer peripheral wall of the outer ring to form a ring shape, axial intervals among the limit grooves are arranged, the plastic coating layer comprises an extending part extending into the limit grooves and protruding ring parts extending towards two axial side directions, the protruding ring parts are provided with reinforcing parts extending towards the center, and the reinforcing parts are attached to the axial end face of the outer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321693931.5U CN220118501U (en) | 2023-06-29 | 2023-06-29 | Full-loading bearing for automobile door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321693931.5U CN220118501U (en) | 2023-06-29 | 2023-06-29 | Full-loading bearing for automobile door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220118501U true CN220118501U (en) | 2023-12-01 |
Family
ID=88894827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321693931.5U Active CN220118501U (en) | 2023-06-29 | 2023-06-29 | Full-loading bearing for automobile door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220118501U (en) |
-
2023
- 2023-06-29 CN CN202321693931.5U patent/CN220118501U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |