CN206647432U - High pulling torque heavy duty clutch release bearing sealing structure - Google Patents
High pulling torque heavy duty clutch release bearing sealing structure Download PDFInfo
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- CN206647432U CN206647432U CN201720065393.3U CN201720065393U CN206647432U CN 206647432 U CN206647432 U CN 206647432U CN 201720065393 U CN201720065393 U CN 201720065393U CN 206647432 U CN206647432 U CN 206647432U
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Abstract
Entitled high pulling torque heavy duty clutch release bearing sealing structure of the present utility model.Belong to technical field of rolling bearings.It mainly solve the problems, such as existing engineering truck clutch bearing temperature in use be less than, waterproof, sediment prevention, leakproof fat poor performance.It is mainly characterized by：The both ends of bearing outer ring are outer ring inner diameter cylindrical face；The both ends of bearing inner race are inner ring inner diameter cylindrical face；Sealing ring is provided with stainless steel plate skeleton, outer seal lip and interior sealing lip, and one section of L face of cylinder of stainless steel plate skeleton is interference fitted with the outer ring inner diameter cylindrical face at bearing outer ring both ends；The face of cylinder of backup ring is interference fitted with the inner ring inner diameter cylindrical face at bearing inner race both ends.The utility model has the characteristics of normal working performance, is mainly used in high pulling torque heavy duty passenger car, the pull type clutch bearing waterproof at engineering truck clutch position, sediment prevention, high temperature resistant sealing structure under 20 DEG C ~ 200 DEG C hot conditions of ﹣.
Description
Technical field
The utility model belongs to technical field of rolling bearings, is related to a kind of high pulling torque heavy-load automobile pull type clutch bearing
New waterproof, sediment prevention, leakproof fat, high temperature resistant sealing structure, applied to high pulling torque heavy duty passenger car, engineering truck automobile clutch
Position.
Background technology
At present, domestic automobile clutch bearing, the general nitrile rubber sealing ring for making skeleton using Fine Steel Casting iron plate, this
Kind structure can meet the performance requirement of automobile clutch bearing under the conditions of general industrial and mineral.
With passenger car of the auto industry to high pulling torque heavy duty, engineering truck development, to the property of clutch and its bearing products
Requirements at the higher level, the high pulling torque heavy duty passenger car of particular/special requirement, -20 DEG C of the temperature in use of engineering truck clutch bearing can be it is also proposed
~ 200 DEG C, limiting case is issued to 220 DEG C, it is desirable to has waterproof, sediment prevention, leakproof fat.On this condition, original steel plate bone
Frame nitrile rubber sealing structure has been completely unsuitable for, therefore the utility model develops new high pulling torque heavy duty high temperature resistant, waterproof, anti-mud
Husky, the pull type clutch bearing seal structure of leakproof fat.With moment of torsion in 1800 ~ 2000N.M, temperature is in -20 DEG C ~ 200 DEG C bars
The performance of normal work under part.
The content of the invention
The utility model develops a kind of novel high torque heavy duty clutch bearing waterproof, sediment prevention, leakproof fat, refractory seals
Structure.With moment of torsion in 1800 ~ 2000N.M, the performance of temperature normal work under the conditions of -20 DEG C ~ 200 DEG C.Including new
It is used for structure, the corresponding fit structure of sealing ring and the exotic material sealed on bearing outer ring.
The technical solution of utility model is：A kind of high pulling torque heavy duty clutch release bearing sealing structure, including it is close
Seal, backup ring and bearing outer ring installation position corresponding with bearing inner race, it is characterised in that：Outside described bearing
Installation position corresponding to circle is the outer ring inner diameter cylindrical face at both ends；Installation position corresponding to described bearing inner race is interior for both ends
Enclose outer diameter cylindrical face；Described sealing ring is provided with stainless steel plate skeleton, outer seal lip and interior sealing lip, stainless steel plate skeleton outer end
Provided with one section of L face of cylinder, the outer ring inner diameter cylindrical face at the L faces of cylinder and bearing outer ring both ends is interference fitted, installs and fix；Sealing
Circle back-up ring external diameter is provided with the face of cylinder and rubber adhesion layer, and the inner ring outer diameter cylindrical face interference on the face of cylinder and bearing inner race both ends is matched somebody with somebody
Close, installation is fixed；Lubricating grease is provided between sealing ring and its outer seal lip, interior sealing lip and backup ring.
Justify for the L of H5 class precision grindings on the outer ring endoporus face of cylinder described in technical solution of the present utility model
Cylinder, ensure the reliability and precision for coordinating installation.
Outer ring inner diameter cylindrical face described in technical solution of the present utility model is medium accuracy above grinding
The L faces of cylinder.
Sealing ring described in technical solution of the present utility model includes the fluorine system on stainless steel plate skeleton and its surface
The outer seal lip of rubber adhesion layer and outer middle side part, the interior sealing lip of bottom, stainless steel plate skeleton use punching press stainless steel plate.
Backup ring described in technical solution of the present utility model is by the stainless steel plate provided with one section of L face of cylinder
Skeleton and its fluorine system rubber adhesion layer on surface are formed, and stainless steel plate skeleton uses punching press stainless steel plate.
The utility model has the following effects that：
The cylindrical interference of outer ring inner diameter cylindrical face and the stainless steel plate skeleton installation position of sealing ring coordinates, inner ring external diameter
The cylindrical interference of the face of cylinder and the stainless steel plate skeleton installation position of backup ring coordinates, and ensure that reliable installation is strong
Degree, it is often more important that the stainless steel plate skeleton of sealing ring installation position has identical thermal expansion with bearing outer ring in the case of a high temperature
Performance, sealing ring is ensured reliable matching relationship and intensity with bearing outer ring all the time, avoid the original sealing ring installation position from being
Cause to occur loosening, gap, lubricating grease leakage because the thermal expansion with bearing outer ring material is inconsistent during rubber.
The utility model has under -20 DEG C ~ 200 DEG C hot conditions the characteristics of normal working performance.The utility model master
It is used for high pulling torque heavy duty passenger car, the pull type clutch bearing waterproof at engineering truck clutch position, sediment prevention, refractory seals
Structure.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Mark in figure is as follows：1st, bearing outer ring；2nd, bearing inner race；3rd, outer ring inner diameter cylindrical face；4th, inner ring outer diameter cylindrical
Face；5th, sealing ring；5-1, stainless steel plate skeleton；5-2, outer seal lip；5-3, interior sealing lip；5-4, lubricating grease；6th, sealing ring is kept off
Circle；6-1, stainless steel plate skeleton；6-2, rubber adhesion layer.
Embodiment
As shown in Figure 1.The utility model is a kind of high pulling torque heavy duty clutch release bearing sealing structure.Including sealing ring
5th, backup ring 6 and bearing outer ring 1 and 2 corresponding installation position of bearing inner race.Installation position corresponding to bearing outer ring 1
For the outer ring inner diameter cylindrical face 3 at both ends, outer ring inner diameter cylindrical face 3 is the L faces of cylinder of medium accuracy above grinding, is such as H5
The L faces of cylinder of class precision grinding, ensure the reliability and precision for coordinating installation.Sealing ring 5 includes stainless steel plate skeleton 5-1
And its fluorine system rubber adhesion layer on surface and outer seal lip 5-2, the interior sealing lip 5-3 of bottom of outer middle side part, stainless steel tabulare
Frame 5-1 uses punching press stainless steel plate.The stainless steel plate skeleton 5-1 outer ends of sealing ring 5 are provided with one section of L face of cylinder, the L faces of cylinder with
The outer ring inner diameter cylindrical face 3 at the both ends of bearing outer ring 1 is interference fitted, installs fixation.Installation position corresponding to bearing inner race 2 is both ends
Inner ring outer diameter cylindrical face 4.Backup ring 6 is by stainless steel plate skeleton 6-1 and its fluorine system rubber on surface provided with the face of cylinder
Adhesion layer 6-2 is formed, and stainless steel plate skeleton 6-1 uses punching press stainless steel plate.The face of cylinder of backup ring 6 and bearing inner race 2
The inner ring outer diameter cylindrical face 4 at both ends is interference fitted, installs fixation, reaches the fixation of backup ring 6 and its sealing of outer radius
Effect.Lubricating grease 5-4 is provided between sealing ring 5 and its outer seal lip 5-2, interior sealing lip 5-3 and backup ring 6.Sealing ring 5
The interior sealing lip 5-3 of formation plays a part of inner radius sealing with the cylinder L external diameter location contacts of backup ring 6.In reaching
The effect that external diameter is fully sealed.The inner ring outer diameter cylindrical face 4 of bearing inner race 2 is the face of cylinder of degree of precision grinding, is ensured
Coordinate the reliability and precision and sealing of installation.
Assembling process：
Sealing ring 5, backup ring 6 are pressed into 2 liang of bearing outer ring 1, bearing inner race with mould on aerostatic press during assembling
At the outer ring endoporus face of cylinder 3 at end, inner ring outer diameter cylindrical face 4, stainless steel plate skeleton 5-1 L external diameters are in the both ends of bearing outer ring 1
Interference fit, the inner diameter cylindrical face of backup ring 6 and adhesion layer and 2 liang of bearing inner race are produced at the outer ring inner diameter cylindrical face in footpath
The fixation and sealing that interference fit reaches sealing ring are produced at the inner ring outer diameter cylindrical face 4 at end.
Claims (5)
1. a kind of high pulling torque heavy duty clutch release bearing sealing structure, including sealing ring（5）, backup ring（6）And axle
Bearing outer-ring（1）With bearing inner race（2）Corresponding installation position, it is characterised in that：Described bearing outer ring（1）Corresponding installation portion
Position is the outer ring inner diameter cylindrical face at both ends（3）；Described bearing inner race（2）Justify for the inner ring external diameter at both ends corresponding installation position
Cylinder（4）；Described sealing ring（5）Provided with stainless steel plate skeleton（5-1）, outer seal lip（5-2）With interior sealing lip（5-3）, no
Become rusty steel plate frame（5-1）Outer end is provided with one section of L face of cylinder, the L faces of cylinder and bearing outer ring（1）The outer ring inner diameter cylindrical face at both ends
（3）Interference fit, installation are fixed；Backup ring（6）Internal diameter is provided with the face of cylinder and rubber adhesion layer（6-2）, the face of cylinder with
Bearing inner race（2）The inner ring outer diameter cylindrical face at both ends（4）Interference fit, installation are fixed；Sealing ring（5）And its outer seal lip（5-
2）, interior sealing lip（5-3）With backup ring（6）Between be provided with lubricating grease（5-4）.
2. high pulling torque heavy duty clutch release bearing sealing structure according to claim 1, it is characterised in that：Described is outer
Enclose inner diameter cylindrical face（3）For the L faces of cylinder of medium accuracy above grinding.
3. high pulling torque heavy duty clutch release bearing sealing structure according to claim 2, it is characterised in that：Described is outer
Enclose the L faces of cylinder that inner diameter cylindrical face is H5 class precision grindings.
4. high pulling torque heavy duty clutch release bearing sealing structure according to claim 1 or 2, it is characterised in that：It is described
Sealing ring（5）Including stainless steel plate skeleton（5-1）And its fluorine system rubber adhesion layer on surface and the outer seal lip of outer middle side part
（5-2）, bottom interior sealing lip（5-3）, stainless steel plate skeleton（5-1）Using punching press stainless steel plate.
5. high pulling torque heavy duty clutch release bearing sealing structure according to claim 1 or 2, it is characterised in that：It is described
Backup ring（6）By the stainless steel plate skeleton provided with one section of L face of cylinder（6-1）And its fluorine system rubber adhesion layer on surface
（6-2）Form, stainless steel plate skeleton（6-1）Using punching press stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720065393.3U CN206647432U (en) | 2017-01-19 | 2017-01-19 | High pulling torque heavy duty clutch release bearing sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720065393.3U CN206647432U (en) | 2017-01-19 | 2017-01-19 | High pulling torque heavy duty clutch release bearing sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206647432U true CN206647432U (en) | 2017-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720065393.3U Active CN206647432U (en) | 2017-01-19 | 2017-01-19 | High pulling torque heavy duty clutch release bearing sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206647432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331844A (en) * | 2017-01-19 | 2018-07-27 | 襄阳汽车轴承股份有限公司 | Large torque heavy duty clutch separation axle sealing structure |
-
2017
- 2017-01-19 CN CN201720065393.3U patent/CN206647432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331844A (en) * | 2017-01-19 | 2018-07-27 | 襄阳汽车轴承股份有限公司 | Large torque heavy duty clutch separation axle sealing structure |
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