CN203516515U - Automatic-center-adjusting clutch release bearing assembly - Google Patents
Automatic-center-adjusting clutch release bearing assembly Download PDFInfo
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- CN203516515U CN203516515U CN201320677386.0U CN201320677386U CN203516515U CN 203516515 U CN203516515 U CN 203516515U CN 201320677386 U CN201320677386 U CN 201320677386U CN 203516515 U CN203516515 U CN 203516515U
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- bearing
- housing
- inner race
- self
- bearing inner
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Abstract
The utility model discloses an automatic-center-adjusting clutch release bearing assembly, and belongs to the field of automobile accessories. The automatic-center-adjusting clutch release bearing assembly comprises a shell, an inner bearing ring, rolling bodies, an outer bearing ring, bearing seal covers, a housing and a dust proofing device. The inner bearing ring is mounted on a shell journal. The outer bearing ring is mounted on the concentric outer portion of the inner bearing ring and is connected with the inner bearing ring through the rolling bodies. The inner bearing ring, the outer bearing ring and the rolling bodies form a rolling bearing. The bearing seal covers are mounted at two ends of the bearing. The housing is mounted outside the bearing and is concentric with the shell journal. The dust proofing device is arranged in a gap between the inner bearing ring and the shell journal or between the lower end faces of the inner bearing ring and the shell journal, and comprises a dust proofing element and a dust-proofing-element fixing device. On the condition of automatic center adjusting of the bearing, dust is prevented from entering the bearing, and accordingly, the service life of the bearing is prolonged.
Description
Technical field
The invention belongs to auto parts machinery field, particularly the self-aligning separable bearing of clutch assembly of manual gear vehicle application.
Background technique
On current manual-gear vehicle, also extensively adopting clutch to carry out motor disconnects and is communicated with the power between gearbox, its working principle is driver's let slip the clutch, actuator drives clutch shifter, by clutch release bearing, to clutch compressing disc, apply external force, thereby the friction plate that makes clutch is separated from each other or combination, because clutch is rotation status when work, and clutch shifter is rotation status not, so, clutch release bearing total performance is by non-rotary pressure, be applied to a transition apparatus on the clutch compressing disc of rotation, if damaged, the inefficacy of clutch will be caused, to Vehicle Driving Cycle, cause danger, current clutch release bearing assembly is mostly by housing, bearing inner race, rolling element, bearing outer ring, be arranged on the sealed at both ends lid of bearing, the compositions such as case, in order to guarantee that bearing rotary center overlaps with the rotating center of clutch shaft, the internal diameter of bearing inner race adopts the diameter that is greater than axle journal on housing now, be beneficial to the self-aligning of bearing, between bearing inner race and housing axle journal, leave certain gap like this, and this gap is open type in the course of the work, be easy to enter dust, enter into the dust in bearing, can affect the normal work of bearing, increase the wearing and tearing of bearing, simultaneously, dust and the lubricating grease combination that is injected into bearing, form block, when bearing High Rotation Speed, the as easy as rolling off a log sealing cover by bearing end damages, shortened the working life of bearing, and then cause the inefficacy of clutch.
Summary of the invention
For the defect of prior art, the present invention proposes a kind of self-aligning separable bearing of clutch assembly, comprises housing, bearing inner race, and rolling element, bearing outer ring, bearing seal cover, case, is characterized in that: also comprise dust guard; Bearing inner race is arranged on the axle journal of housing, the concentric outer that bearing outer ring is arranged on bearing inner race is connected with bearing inner race by rolling element, bearing inner race and bearing outer ring and rolling element form rolling bearing, bearing seal cover is arranged on bearing two ends, case is arranged on the outside of bearing, concentric with the axle journal place of housing, dust guard be arranged in the space between bearing inner race and housing axle journal or bearing inner race lower end surface and housing axle journal lower end surface between; This dust guard comprise dustproof element and and dustproof element fixing device, dustproof element is to adopt rubber, felt, fiber bundle, sponge can blocks dust has again flexible material makes, and dustproof element fixing device is to adopt on housing axle journal or bearing inner race, circular groove to be set, hole, pit or adopt binder by dustproof element together with housing or bearing inner race bonding, or adopt compressing tablet, snap ring that dustproof element and housing or bearing inner race are fixed.
Beneficial effect
Beneficial effect of the present invention is: can effectively prevent that dust from entering bearing end, extend bearing working life, simple in structure, installation and maintenance are convenient.
Accompanying drawing explanation
Fig. 1 is explosive view of the present invention
1. housing, 2. dust guard, 3. dust cover under bearing, 4. bearing outer ring, 5. rolling element, 6. dust cover on bearing, 7.. bearing inner race, 8. case.
Fig. 2 is erection drawing of the present invention
1. housing, 2. dust guard, 3. dust cover under bearing, 4. bearing outer ring, 5. rolling element, 6. dust cover on bearing, 7.. bearing inner race, 8. case.
Fig. 3 is the sectional drawing of seal ring
21. skeletons, 22. wing limits, 23. annular muscle.
Embodiment
embodiment one:now by reference to the accompanying drawings, the present invention is further described, by bearing outer ring 4, bearing inner race 7 and rolling element 5 are assembled into rolling bearing, dust guard 3,6 is installed to the both ends of the surface up and down of bearing, dust guard 2 is installed in the circular groove at axle journal position of housing 1, in this example, dust guard 2 adopts be elastic seal ring as dustproof element, the axle journal position of housing 1 arranges circular groove as dustproof element fixing device, this elastic seal ring, comprise skeleton 21, wing limit 22, annular muscle 23, adopts rubber material, high temperature when adapting to bearing working, this rubber material preferably adopts temperature resistant rubber, is provided with wing limit 22 on seal ring, the size on its wing limit 22 be greater than gap between bearing inner race 7 and housing 1 axle journal add upper centring flying height and, its effect is still can keep in touch with bearing inner race 7 in bearing self-aligning process, thereby plays dustproof effect, on the wing limit 22 of seal ring, be provided with annular muscle 23, its effect is the elasticity that increases wing limit 22, guarantee wing limit 22 under bearing aligning state with good the contacting of bearing inner race 7, the elastic seal ring that adopts silicone rubber to make in this example, the skeleton part 21 of seal ring is sleeved in the circular groove arranging on the external diameter of necked part of housing 1, the internal diameter of seal ring is less than the diameter at the bottom of the necked part circular groove of housing 1, to guarantee the internal diameter of skeleton part 21 and the circular groove bottom land of housing 1 necked part, combine closely, and the sectional dimension of the skeleton 21 of seal ring is less than the monolateral gap between the internal orifice dimension of bearing inner race 7 and the external diameter of the necked part of housing 1, the size on its wing limit 22 is greater than the twice of this gap, its objective is and guarantee that one is that seal ring can be installed to bearing inner race, 7 and the external diameter of housing 1 necked part between, the 2nd, when bearing self-aligning, when brearing bore and housing 1 axle journal form bias, thereby the wing limit 22 of seal ring can guarantee to contact and play dustproof effect with brearing bore, on wing limit 22, be also provided with annular muscle 23, its effect is the elasticity that increases wing limit 22, because wing limit 22 need to meet the flexible of large distance, when flexible, in order to prevent 22 distortion of wing limit, affect dust-proof effect, annular muscle 23 can be good at wing limit 22 when bearing aligning forms bias, braced wing limit 22 and still can guarantee and bearing inner race 7 close contacts, the bearing housing assembling is installed on the axle journal of shell 1, guarantee that seal ring is between brearing bore and the axle journal of housing 1 simultaneously, it can be also a plurality of that wing limit 22 can be one, and what this example adopted is two, the step part of bearing inner race 7 is positioned at the outside part of housing 1, case 8 is covered on bearing, guarantee that pedestal exponent part is higher than the top of case 8, the skirt end of case 8 is fastened in the dish-type position of housing 1 simultaneously, so just completed the enforcement of this example.
Embodiment two: in this example, the installation of bearing and case 8 is with embodiment one, in this example, dust guard 2 adopts elastic seal ring as dustproof element, axle journal bottom at housing 1 arranges circular groove as dustproof element fixing device, during installation, the skeleton of elastic seal ring 21 is installed in circular groove, the wing limit 22 of elastic seal ring is contacted with the internal diameter of bearing inner race 8, just completed this enforcement.
Embodiment three: in this example, the installation of bearing and case 8 is with embodiment one, and in this example, dust guard 2 adopts elastic seal ring as dustproof element, circular groove is set on the internal diameter of bearing inner race 7 as dustproof element fixing device; Its skeleton 21 of elastic seal ring in this example is in outer ring, and wing limit 22 is at inner ring, during installation, the skeleton of elastic seal ring 21 parts are packed in the circular groove on the inner hole wall of bearing inner race 7, the wing limit 22 of elastic seal ring is contacted with housing axle journal, just completed this example and implemented.
Embodiment four: in this example, the installation of bearing and case 8, with embodiment one, in this example, adopts annular felt mattress as dustproof element, using on housing 1 axle journal and circular groove are set as dustproof element fixing device; The thickness of annular felt mattress can not hinder moving radially as standard of bearing in the time of should guaranteeing bearing self-aligning; During installation, the endoporus of annular felt mattress is packed in the circular groove on housing 1 axle journal and with circular groove and clamped, and then carry out the installation of bearing, just complete the present embodiment.
Embodiment five: in this example, the installation of bearing and case 8 is with embodiment one, in this example, adopt elastic seal ring as dustproof element, blind hole or depression are set on housing 1 axle journal as dustproof element fixing device, in this example, corresponding projection need to be set on the skeleton of elastic seal ring, during installation by the projection on elastic packing ring framework with hole on housing 1 axle journal or cave in corresponding, make projection and the hole on housing 1 axle journal on elastic packing ring framework or cave in chimeric, play the fixedly effect of elastic seal ring, prevent that elastic seal ring rotates thereupon when bearing rotary, and then carry out the installation of bearing and case 8, just completed the present embodiment.
Embodiment six: in this example, the installation of bearing and case 8 is with embodiment one, in this example, adopt fiber cluster as dustproof element, fiber cluster is connected to form ring with skeleton, and the fiber cluster in this example adopts brush palm fibre, and skeleton adopts Spring Steel Wire, adopt adhering method to brush brown bonding with Spring Steel Wire, form annular; Employing arranges circular groove as dustproof element fixing device on housing axle journal, and the annular brush palm fibre by bonding, is installed to the circular groove on housing 1 axle journal, and then bearing and case 8 are installed, and has just completed the present embodiment.
Embodiment seven: in this example, the installation of bearing and case 8 is with embodiment one, in this example, adopt annular felt mattress as dustproof element, the internal diameter of bearing inner race 7 and lower edge portion are divided step is set, tapped hole is set on step, coordinate annular spring leaf and screw, adopt screw in compression spring sheet, spring sheet compresses annular felt mattress as dustproof element fixing device, during installation, step on the external diameter of annular felt mattress and an end face and bearing inner race 7 is adjacent to, presses spring sheet, with screw, compressed, then bearing and case 8 are installed, have just been completed this example.
In a word, above embodiment is preferred version, and its embodiment can not be exhaustive, and its each scheme can cross one another, the applicant's statement, and any scheme that crosses one another thus and form, is all regarded as falling into technological scheme of the present invention.
Claims (10)
1. a self-aligning separable bearing of clutch assembly, comprises housing, bearing inner race, and rolling element, bearing outer ring, bearing seal cover, case, is characterized in that: also comprise dust guard; Bearing inner race is arranged on the axle journal of housing, the concentric outer that bearing outer ring is arranged on bearing inner race is connected with bearing inner race by rolling element, bearing inner race and bearing outer ring and rolling element form rolling bearing, bearing seal cover is arranged on bearing two ends, case is arranged on the outside of bearing, concentric with the axle journal place of housing, dust guard be arranged in the space between bearing inner race and housing axle journal or bearing inner race lower end surface and housing axle journal lower end surface between; This dust guard comprises dustproof element and and dustproof element fixing device.
2. a kind of self-aligning separable bearing of clutch assembly according to claim 1, is characterized in that: dustproof element is to adopt rubber, felt, and fiber bundle, sponge can blocks dust has again flexible material and makes.
3. a kind of self-aligning separable bearing of clutch assembly according to claim 1, it is characterized in that: dustproof element fixing device is to adopt, on housing axle journal or bearing inner race, fixed structure to be set, or adopt binder by dustproof element together with housing or bearing inner race bonding.
4. a kind of self-aligning separable bearing of clutch assembly according to claim 1, is characterized in that: dustproof element is the elastic seal ring that adopts silicone rubber to make, and comprises skeleton, wing limit, annular muscle.
5. a kind of self-aligning separable bearing of clutch assembly according to claim 4, it is characterized in that: the internal diameter of seal ring is less than the diameter at the bottom of the necked part circular groove of housing, the sectional dimension of skeleton is less than the monolateral gap between the internal orifice dimension of bearing inner race and the external diameter of the necked part of housing, and the size on its wing limit is greater than the twice of this gap.
6. a kind of self-aligning separable bearing of clutch assembly according to claim 4, is characterized in that: wing limit is one or more.
7. a kind of self-aligning separable bearing of clutch assembly according to claim 1, is characterized in that: dustproof element fixing device is to be provided with circular groove on housing axle journal outer surface or housing axle journal lower end surface.
8. a kind of self-aligning separable bearing of clutch assembly according to claim 1, is characterized in that: dustproof element fixing device is, on the internal diameter of bearing inner race, circular groove is set.
9. a kind of self-aligning separable bearing of clutch assembly according to claim 1, is characterized in that: dustproof element fixing device is that blind hole or depression are set on housing axle journal.
10. a kind of self-aligning separable bearing of clutch assembly according to claim 1, it is characterized in that: dustproof element fixing device is that the internal diameter of bearing inner race and lower edge portion are divided step is set, tapped hole is set on step, coordinate annular spring leaf and screw, adopt screw in compression spring sheet, spring sheet compresses dustproof element.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320677386.0U CN203516515U (en) | 2013-10-31 | 2013-10-31 | Automatic-center-adjusting clutch release bearing assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320677386.0U CN203516515U (en) | 2013-10-31 | 2013-10-31 | Automatic-center-adjusting clutch release bearing assembly |
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CN203516515U true CN203516515U (en) | 2014-04-02 |
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CN201320677386.0U Expired - Fee Related CN203516515U (en) | 2013-10-31 | 2013-10-31 | Automatic-center-adjusting clutch release bearing assembly |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104595378A (en) * | 2013-10-31 | 2015-05-06 | 唐小超 | Self-aligning clutch release bearing assembly |
CN105370749A (en) * | 2014-08-27 | 2016-03-02 | 唐小超 | Clutch separation bearing assembly |
CN107630932A (en) * | 2017-10-23 | 2018-01-26 | 唐小超 | Self-aligning separable bearing of clutch assembly |
-
2013
- 2013-10-31 CN CN201320677386.0U patent/CN203516515U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104595378A (en) * | 2013-10-31 | 2015-05-06 | 唐小超 | Self-aligning clutch release bearing assembly |
CN105370749A (en) * | 2014-08-27 | 2016-03-02 | 唐小超 | Clutch separation bearing assembly |
CN107630932A (en) * | 2017-10-23 | 2018-01-26 | 唐小超 | Self-aligning separable bearing of clutch assembly |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20191031 |
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CF01 | Termination of patent right due to non-payment of annual fee |