CN103994156A - Center-adjustable hydraulic clutch release bearing assembly with rotating inner ring - Google Patents
Center-adjustable hydraulic clutch release bearing assembly with rotating inner ring Download PDFInfo
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- CN103994156A CN103994156A CN201410218571.2A CN201410218571A CN103994156A CN 103994156 A CN103994156 A CN 103994156A CN 201410218571 A CN201410218571 A CN 201410218571A CN 103994156 A CN103994156 A CN 103994156A
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- inner ring
- bearing assembly
- sleeve body
- aligning
- declutched
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Abstract
The invention discloses a center-adjustable hydraulic clutch release bearing assembly with a rotating inner ring and belongs to an automobile part. An existing hydraulic clutch release bearing assembly is short in service life, and dust easily falls into a rolling channel. The center-adjustable hydraulic clutch release bearing assembly comprises a hydraulic oil cylinder and a release bearing, wherein the hydraulic oil cylinder comprises an outer cylinder wall, an inner cylinder wall and a plunger piston, and the release bearing comprises an outer ring, an inner ring, a rolling body, a retainer and a sealing ring. The center-adjustable hydraulic clutch release bearing assembly is characterized in that a sleeve body is assembled on the plunger piston, the release bearing can be assembled on the sleeve body in a radial center-adjusting mode, and the outer end face of the inner ring is a friction face in contact with a clutch press disc spring piece. When the assembly works, the inner ring rotates with a clutch press disc, the contact circulation service life of the rolling body can be prolonged (about 20%-30%), the dust-proof bearing sealing can be improved, and waste falling into the rolling channel of the bearing can be decreased.
Description
Technical field
The invention belongs to auto parts machinery, specifically a kind of aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation.
Background technique
Existing Hydraulic Pressure Declutched Bearing Assembly as shown in Figure 1, is that rotate with clutch compressing disc the outer ring of release bearing.Under the prerequisite of other factors inconvenience, identical clutch compressing disc rotating speed, many 30% left and right of contact cycle-index of rolling element when the contact cycle ratio bearing inner race of rolling element rotates during bearing outer ring rotation, that is to say that the bearing of outer ring rotation is than short 20-30% of the theoretical life-span of the bearing of inner ring rotation left and right.
In addition, clutch compressing disc contacts with the exterior edge face of bearing outer ring, very easily rubbish is pushed in the gap between inner ring and outer ring, brings in bearing element raceway groove grievous injury bearing element performance by the centrifugal force of outer ring into.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition is to overcome the defect of easily entering dust in short, rolling raceway groove of existing Hydraulic Pressure Declutched Bearing Assembly life-span, provides a kind of and can effectively extend bearing life, reduces the aligning-type Hydraulic Pressure Declutched Bearing Assembly that dust enters the inner ring rotation of rolling raceway groove.
For achieving the above object, the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation of the present invention, comprise hydraulic jack and release bearing, described hydraulic jack comprises outer casing wall, interior casing wall, plunger, described release bearing comprises outer ring, inner ring, rolling element, retainer, seal ring, it is characterized in that: on described plunger, assemble a sleeve body, described release bearing is being assemblied on described sleeve body of aligning radially, and the exterior edge face of described inner ring is made as the rubbing surface for contacting with clutch compressing disc spring sheet.
As optimization technique means: on described plunger, establish the first supporting plane, one be supported on elastic force that the first ring-type elastic component on described plunger borrows self by described sleeve body pressure holding on the first described supporting plane.
As optimization technique means: maintain radial clearance between described sleeve body and plunger.
As optimization technique means: described sleeve body coordinates by sphere with the contact position of the first supporting plane.
As optimization technique means: the axis of described sleeve body borrows described sphere to have the swing angle of 0.5 °-10 ° with respect to the axis of described plunger.
As optimization technique means: the inner of described outer ring is extended with end wall, maintains radial clearance between described end wall and sleeve body.
As optimization technique means: the radial clearance between described end wall and sleeve body is 0.2-2.5mm.
As optimization technique means: on described sleeve body, establish the second supporting plane, one be supported on elastic force that the second annular resilient part on described sleeve body borrows self by the end wall pressure holding of described outer ring on the second described supporting plane.
As optimization technique means: configure a circular elastomer in the outer end of described outer ring, one be hooked on clip on described sleeve body by described circular elastomer pressure holding in the outer end of described outer ring, described circular elastomeric elastic force by the end wall pressure holding of described outer ring on the second described supporting plane.Concrete, the edge of described the second supporting plane is provided with hook portion, and described clip comprises circular pressing plate and is located at some hooks of circular pressing plate circumferential edges, in the hook portion described in described hook hangs over.
As optimization technique means: have a bed course between the end wall of described outer ring and the second supporting plane.
As optimization technique means: the inwall of described inner ring is provided with an annular ditch groove.
The invention has the beneficial effects as follows: by the exterior edge face of bearing inner race being made as to the rubbing surface for contacting with clutch compressing disc spring sheet, during work, inner ring rotates with clutch compressing disc, both can improve rolling element contact service life cycle (can improve 20-30% left and right), can improve again the dust sealing performance to bearing, reduce the rolling raceway groove that rubbish enters bearing.When the axle center of clutch compressing disc rotating center and release bearing is inconsistent, release bearing and sleeve body can be realized automatically again radially aligning, reduce friction, wearing and tearing, the heating of clutch compressing disc and exterior edge face, outer ring, the raising life-span; If desired, can increase to greatest extent offset at the second supporting plane and the first supporting plane two-stage aligning, improve to greatest extent aligning ability.When clutch compressing disc spring sheet is uneven with respect to the exterior edge face of inner ring on round week of contact, release bearing meeting unbalance loading, sleeve body of the present invention coordinates by sphere with the contact position of the first supporting plane, while making unbalance loading, release bearing can swing with respect to the first supporting plane, at once adjust unbalance loading for all carrying, the stability of raising system clutch, improves the applying working condition of bearing, life-saving.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing Hydraulic Pressure Declutched Bearing Assembly;
Fig. 2 is a kind of structural representation of the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation of the present invention;
Fig. 3 is the another kind of structural representation of the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation of the present invention;
Fig. 4 is the third structural representation of the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation of the present invention;
Fig. 5 is the enlarged view of assembly relation between release bearing, sleeve body, plunger in structure shown in Fig. 2;
Fig. 6 be shown in Fig. 5 in structure the first ring-type elastic component be supported on a kind of alternative structure on plunger;
Fig. 7 is the enlarged view of assembly relation between release bearing, sleeve body, plunger in structure shown in Fig. 3;
Fig. 8 be shown in Fig. 7 in structure the first ring-type elastic component be supported on a kind of alternative structure on plunger;
Fig. 9 is the enlarged view of assembly relation between release bearing, sleeve body, plunger in structure shown in Fig. 4;
Figure 10 be shown in Fig. 9 in structure the first ring-type elastic component be supported on a kind of alternative structure on plunger;
Number in the figure explanation:
01-hydraulic jack, the outer casing wall of 11-, casing wall in 12-, 13-plunger, 14-the first supporting plane, 15-Sealing, 16-hydraulic pressure cavity, 17-Sealing;
02-release bearing, 21-outer ring, 22-inner ring, 23-rolling element, 24-retainer, 25-seal ring, 26-rubbing surface, 27-annular ditch groove, 28-end wall;
03-sleeve body, 31-the second supporting plane, 32-bed course, 33-hook portion;
04-the first ring-type elastic component;
05-the second annular resilient part;
The circular elastomer of 06-;
07-clip, the circular pressing plate of 71-, 72-hook;
08-clutch compressing disc spring sheet;
09-rubber sleeve, 91-skeleton, 92-helical pressure.
Embodiment
Below in conjunction with Figure of description, the present invention will be further described.
Shown in Fig. 2-4, show, three kinds of structures of the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation of the present invention: it comprises hydraulic jack 01 and release bearing 02, hydraulic jack 01 comprises outer casing wall 11, interior casing wall 12, plunger 13, plunger 13 is positioned at outer casing wall 11, between interior casing wall 12 and by Sealing 15 and outer casing wall 11, interior casing wall 12 coordinates and can move, casing wall 11 outside, interior casing wall 12, between plunger 13, form hydraulic pressure cavity 16, casing wall 11 outside, the left end of interior casing wall 12 seals by Sealing 17, when hydraulic oil enters hydraulic pressure cavity, can promote plunger moves right, and then close to clutch compressing disc with release bearing by plunger, release bearing 02 comprises outer ring 21, inner ring 22, rolling element 23, retainer 24, seal ring 25, and they assemble in a conventional manner, on plunger 13, assemble a sleeve body 03, release bearing 02 is being assemblied on sleeve body 03 of aligning radially, and the exterior edge face of inner ring 22 is made as the rubbing surface 26 for contacting with clutch compressing disc spring sheet 08.During work, inner ring 22 rotates with clutch compressing disc, can improve rolling element contact service life cycle (can improve 20-30% left and right).
For dustproof, on the outward edge of sleeve body 03, connect rubber sleeve 09, one end that the other end of rubber sleeve is provided with skeleton 91, one helical pressure 92 is supported on sleeve body 03, and the other end of this helical pressure 92 is by 91 pressure holdings of the skeleton of rubber sleeve outside on casing wall 11.
Concrete, on plunger 13, establish the first supporting plane 14, be supported on the first ring-type elastic component 04(belleville spring on plunger 13) elastic force of borrowing self by sleeve body 03 pressure holding on the first supporting plane 14.The first ring-type elastic component 04 be supported on structure on plunger 13 can as Fig. 5,7,9 be shown in and on plunger, establish step, make the inward flange of the first ring-type elastic component be supported on step, or as Fig. 6,8,10 be shown on plunger and establish back-up ring, make the inward flange of the first ring-type elastic component be supported on back-up ring.Between sleeve body 03 and plunger 13, maintain radial clearance, during work, can make sleeve body with respect to plunger radial aligning.Sleeve body 03 also can coordinate (while specifically implementing by sphere with the contact position of the first supporting plane 14, can on sleeve body 03, establish convex surface, on the first supporting plane, establish concave surface, or on sleeve body 03, establish concave surface, on the first supporting plane, establish convex surface), when clutch compressing disc is uneven with respect to the exterior edge face of inner ring on circumference, while making unbalance loading, release bearing can swing with respect to the first supporting plane, at once adjust unbalance loading for all carrying, the stability of raising system clutch, improve the applying working condition of bearing, life-saving.Concrete, sleeve body borrows sphere with respect to the axis of plunger, to have the swing angle of 0.5-10 °, and this swing angle is defined as the angle between the axis of sleeve body and the axis of plunger.
Between outer ring 21 and sleeve body 03, maintain radial clearance, during work, can make release bearing 02 with respect to sleeve body 03 aligning radially.Concrete, the smallest radial gap between outer ring 21 and sleeve body 03 is 0.5-2.5mm.The invention provides two kinds of release bearings with respect to the sleeve body assembly structure of aligning radially: a kind of assembly structure is as shown in Fig. 5-8, on sleeve body 03, establish the second supporting plane 31, be supported on the second annular resilient part 06(belleville spring on sleeve body 03) elastic force of borrowing self by the inner pressure holding of outer ring 21 on the second supporting plane 31.Another kind of structure is as shown in Fig. 9-10, in outer ring, 21 outer end configures circular elastomer 06(wavy spring), be hooked on clip 07 on sleeve body 03 by circular elastomer 06 pressure holding in outer ring 21 outer end, the elastic force of circular elastomer 06 by 28 pressure holdings of the end wall of outer ring 21 on the second supporting plane 31.Concrete, the edge of the second supporting plane 31 is provided with hook portion 33, and clip 07 comprises circular pressing plate 71 and be located at some hooks 72 of circular pressing plate circumferential edges, and hook 72 hangs in hook portion 33.Further, between the end wall 28 of outer ring 21 and the second supporting plane 31, have a bed course 32, for improving planeness and the sliding-frictional resistance of supporting plane, while specifically implementing, bed course 32 can be on the second supporting plane 31, or the independent accessory as packing ring.
The inwall of inner ring 22 is provided with an annular ditch groove 27.During work, clutch compressing disc spring sheet 08 contacts with the exterior edge face of bearing inner race 22 rubbish is pushed to inner ring inner side, and the centrifugal force of inner ring is trapped in dust in annular ditch groove 27, and entry deterrence inner chamber reduces the rolling raceway groove that rubbish enters bearing.
Claims (12)
1. the aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring rotates, comprise hydraulic jack (01) and release bearing (02), described hydraulic jack (01) comprises outer casing wall (11), interior casing wall (12), plunger (13), described release bearing (02) comprises outer ring (21), inner ring (22), rolling element (23), retainer (24), seal ring (25), it is characterized in that: the upper assembling of described plunger (13) one sleeve body (03), described release bearing (02) is being assemblied on described sleeve body (03) of aligning radially, the exterior edge face of described inner ring (22) is made as the rubbing surface (26) for contacting with clutch compressing disc spring sheet (08).
2. the aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring according to claim 1 rotates, it is characterized in that: on described plunger (13), establish the first supporting plane (14), one be supported on elastic force that the first ring-type elastic component (04) on described plunger (13) borrows self by described sleeve body (03) pressure holding on described the first supporting plane (14).
3. the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation according to claim 2, is characterized in that: between described sleeve body (03) and plunger (13), maintain radial clearance.
4. the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation according to claim 2, is characterized in that: described sleeve body (03) coordinates by sphere with the contact position of the first supporting plane (14).
5. the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation according to claim 4, is characterized in that: the axis of described sleeve body (03) borrows described sphere with respect to the axis of described plunger (13), to have the swing angle of 0.5 °-10 °.
6. the aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring according to claim 1 rotates, it is characterized in that: the inner of described outer ring (21) is extended with end wall (28), between described end wall (28) and sleeve body (03), maintain radial clearance.
7. the aligning-type Hydraulic Pressure Declutched Bearing Assembly of inner ring rotation according to claim 6, is characterized in that: the radial clearance between described end wall (28) and sleeve body (03) is 0.2-2.5mm.
8. the aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring according to claim 6 rotates, it is characterized in that: on described sleeve body (03), establish the second supporting plane (31), one be supported on elastic force that the second annular resilient part (05) on described sleeve body (03) borrows self by the end wall of described outer ring (21) (28) pressure holding on described the second supporting plane (31).
9. the aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring according to claim 6 rotates, it is characterized in that: in the outer end of described outer ring (21), configure a circular elastomer (06), one be hooked on clip (07) on described sleeve body (03) by described circular elastomer (06) pressure holding in the outer end of described outer ring (21), the elastic force of described circular elastomer (06) by the end wall of described outer ring (21) (28) pressure holding on described the second supporting plane (31).
10. the aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring according to claim 9 rotates, it is characterized in that: the edge of described the second supporting plane (31) is provided with hook portion (33), described clip (07) comprises circular pressing plate (71) and is located at some hooks (72) of circular pressing plate (71) circumferential edges, in the hook portion (33) described in described hook (72) hangs over.
11. according to the aligning-type Hydraulic Pressure Declutched Bearing Assembly of the inner ring rotation described in any one in claim 6-10, it is characterized in that: between the end wall (28) of described outer ring (21) and the second supporting plane (31), have a bed course (32).
The aligning-type Hydraulic Pressure Declutched Bearing Assembly of 12. inner ring rotations according to claim 1, is characterized in that: the inwall of described inner ring (22) is provided with an annular ditch groove (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218571.2A CN103994156B (en) | 2014-05-22 | 2014-05-22 | The aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring rotates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218571.2A CN103994156B (en) | 2014-05-22 | 2014-05-22 | The aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring rotates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103994156A true CN103994156A (en) | 2014-08-20 |
| CN103994156B CN103994156B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410218571.2A Active CN103994156B (en) | 2014-05-22 | 2014-05-22 | The aligning-type Hydraulic Pressure Declutched Bearing Assembly that inner ring rotates |
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| Country | Link |
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| CN (1) | CN103994156B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561451A (en) * | 2018-05-18 | 2018-09-21 | 天津市精研工程机械传动有限公司 | A kind of clutch transmission |
| CN114704561A (en) * | 2022-04-27 | 2022-07-05 | 上海辛金路流体技术有限公司 | Drill power head synchronous clutch |
Citations (7)
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|---|---|---|---|---|
| US4561531A (en) * | 1981-12-15 | 1985-12-31 | Automotive Products Plc | Hydraulic slave cylinder with latch means for use with clutch release bearing |
| JPS63158330A (en) * | 1986-08-06 | 1988-07-01 | Koyo Seiko Co Ltd | Hydraulic clutch release device |
| GB2245329A (en) * | 1990-05-15 | 1992-01-02 | Nippon Seiko Kk | Hydraulic clutch release device |
| CN2610154Y (en) * | 2003-04-30 | 2004-04-07 | 万向钱潮股份有限公司 | Automatic self-aligning release bearing for clutch |
| JP2010116984A (en) * | 2008-11-13 | 2010-05-27 | Toyota Motor Corp | Clutch engaging-disengaging device |
| CN102224352A (en) * | 2008-10-01 | 2011-10-19 | 株式会社捷太格特 | Clutch release bearing device |
| CN203384228U (en) * | 2013-08-16 | 2014-01-08 | 杭州诚信汽车轴承有限公司 | Novel release bearing |
-
2014
- 2014-05-22 CN CN201410218571.2A patent/CN103994156B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4561531A (en) * | 1981-12-15 | 1985-12-31 | Automotive Products Plc | Hydraulic slave cylinder with latch means for use with clutch release bearing |
| JPS63158330A (en) * | 1986-08-06 | 1988-07-01 | Koyo Seiko Co Ltd | Hydraulic clutch release device |
| GB2245329A (en) * | 1990-05-15 | 1992-01-02 | Nippon Seiko Kk | Hydraulic clutch release device |
| CN2610154Y (en) * | 2003-04-30 | 2004-04-07 | 万向钱潮股份有限公司 | Automatic self-aligning release bearing for clutch |
| CN102224352A (en) * | 2008-10-01 | 2011-10-19 | 株式会社捷太格特 | Clutch release bearing device |
| JP2010116984A (en) * | 2008-11-13 | 2010-05-27 | Toyota Motor Corp | Clutch engaging-disengaging device |
| CN203384228U (en) * | 2013-08-16 | 2014-01-08 | 杭州诚信汽车轴承有限公司 | Novel release bearing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561451A (en) * | 2018-05-18 | 2018-09-21 | 天津市精研工程机械传动有限公司 | A kind of clutch transmission |
| CN108561451B (en) * | 2018-05-18 | 2024-01-02 | 天津市精研工程机械传动有限公司 | Clutch transmission device |
| CN114704561A (en) * | 2022-04-27 | 2022-07-05 | 上海辛金路流体技术有限公司 | Drill power head synchronous clutch |
| CN114704561B (en) * | 2022-04-27 | 2024-01-26 | 上海辛金路流体技术有限公司 | Synchronous clutch for power head of drilling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103994156B (en) | 2016-09-07 |
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