CN202012585U - Lubricating mechanism of hydraulic clutch release bearing assembly - Google Patents
Lubricating mechanism of hydraulic clutch release bearing assembly Download PDFInfo
- Publication number
- CN202012585U CN202012585U CN2011201154649U CN201120115464U CN202012585U CN 202012585 U CN202012585 U CN 202012585U CN 2011201154649 U CN2011201154649 U CN 2011201154649U CN 201120115464 U CN201120115464 U CN 201120115464U CN 202012585 U CN202012585 U CN 202012585U
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- CN
- China
- Prior art keywords
- sleeve
- guide pin
- pin bushing
- shape guide
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a lubricating mechanism of a hydraulic clutch release bearing assembly. A T-shaped guide sleeve and a support are in sealing connection to form an oil cavity which is communicated with an oil outlet on the support, and a piston is arranged in the oil cavity. A T-shaped head of the T-shaped guide sleeve is installed at the bottom of a stepped hole of the support in sealing mode, and a pressing plate is installed inside the stepped hole of the support and pressed on the T-shaped head of the T-shaped guide sleeve. A sleeve is installed on the T-shaped guide sleeve through more than two abrasion-resisting sleeves arranged at intervals and is capable of moving along the axial direction of the T-shaped guide sleeve, and a cavity between the abrasion-resisting sleeves is an oil storing cavity. One end of the piston abuts against one end of the sleeve, a retaining ring installed on the T-shaped guide sleeve limits the other end of the sleeve, and an oil baffle of the sleeve is arranged on one side of the retaining ring and sealed with the T-shaped guide sleeve. The lubricating mechanism of the hydraulic clutch release bearing assembly is characterized in that the lubricating mechanism is simple and reasonable in structure and capable of reducing frictional resistance during movement of the sleeve.
Description
Technical field
The utility model relates to a kind of lubricating structure of Hydraulic Pressure Declutched Bearing Assembly, belongs to clutch release bearing assembly technical field.
Background technique
The hydraulic coupling separating assembly of Motor Vehicle is mainly by bearing, T shape guide pin bushing, piston, sleeve, formation such as preloading spring and release bearing, bearing and the T shape guide pin bushing formation oil pocket that is tightly connected, piston is arranged in the oil pocket and with sleeve and is connected, make piston and the sleeve can be along T shape guide pin bushing axially reciprocating, clutch is engaged with power or disconnect, has easy processing, cylinder body mechanical strength height, the advantage of wear resistance preferably, be provided with radial clearance between the bearing outer ring of release bearing and the sleeve in addition, when release bearing and clutch during not at same shaft axis, clutch is in engaging process, carry out automatic compensation adjustment by this radial clearance, repeatedly joint through clutch, repeatedly compensate, make release bearing and clutch shaft keep same axis, solved the problem that causes clutch and release bearing premature wear owing to release bearing and clutch disalignment, obviously improved the working life of release bearing and clutch, and reduced the running noise of release bearing.But said structure piston and sleeve are not only oil-proof with the sealing of T shape guide pin bushing, and piston and sleeve back and forth move axially along T shape guide pin bushing again, because sleeve wraps in T shape guide pin bushing periphery fully, area of contact is bigger, and can't deposit lubricant oil between sleeve and the T shape guide pin bushing fitting surface, between the two surface friction drag is bigger when sleeve moves, the starting torque when this has increased moving axially of sleeve, and increase the pilot pressure of hydraulic pressure.
Summary of the invention
The purpose of this utility model provides a kind of lubricating structure reasonable, the Hydraulic Pressure Declutched Bearing Assembly of surface friction drag in the time of reducing the sleeve motion simple for structure.
The utility model is that the technological scheme that achieves the above object is: a kind of lubricating structure of Hydraulic Pressure Declutched Bearing Assembly, T shape guide pin bushing and bearing are tightly connected and constitute oil pocket, oil pocket communicates with oil outlet on the bearing, piston is arranged in the described oil pocket, it is characterized in that: the T shape head sealing of described T shape guide pin bushing is installed in the bottom, hole of the step hole of bearing, pressing plate is installed in the step hole of bearing and is pressed on the T shape head of T shape guide pin bushing, described sleeve is installed on the T shape guide pin bushing by the wear-resistant sleeve that is provided with at interval more than two and can moves axially along T shape guide pin bushing, and the cavity between two wear-resistant sleeves is the trapped fuel chamber, piston one end withstands on an end of sleeve, the baffle ring that is installed on the T shape guide pin bushing is spacing to the other end of sleeve, and sleeve is positioned at baffle ring one side the oil deflector that seals with T shape guide pin bushing is installed.
The utility model is installed in T shape guide pin bushing on the bearing by pressing plate, piston is arranged on T shape guide pin bushing and bearing and is tightly connected and constitutes in the oil pocket, form uniform oil film between piston face and the oil pocket surface, and the raising sealability, and the sleeve that is connected with piston joins by two wear-resistant sleeve and T shape guide pin bushings that are provided with at interval, and it is reciprocating along T shape guide pin bushing, because the cavity between two wear-resistant sleeves is the trapped fuel chamber, area of contact between one side less wear-resistant sleeve of energy and the sleeve, be lubricated by lubricant oil between wear-resistant sleeve and the sleeve in addition, surface friction drag in the time of reducing the sleeve motion, and the pilot pressure of reduction hydraulic pressure, pressure control is steady.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is done further to state in detail.
Fig. 1 is the structural representation of the utility model self-regulation heart Hydraulic Pressure Declutched Bearing Assembly.
Fig. 2 is the A-A sectional structure schematic representation of Fig. 1.
Wherein: 1-bearing, 1-1-step hole, the 1-2-shaft shoulder, 2-pressing plate, the 3-dust-proof cover, 4-T shape guide pin bushing, 5-piston, the 6-preloading spring, 7-sleeve, the 7-1-shaft shoulder, the 8-wear-resistant sleeve, 9-release bearing, 10-butterfly spring, 11-radial regulation gap, 12-collar, 13-baffle ring, the 14-oil deflector, 15-trapped fuel chamber, 16-oil pocket.
Embodiment
See shown in Fig. 1～4 that the lubricating structure of Hydraulic Pressure Declutched Bearing Assembly of the present utility model, T shape guide pin bushing 4 are tightly connected with bearing 1 and constitute oil pocket 16, oil pocket 16 communicates with oil outlet on the bearing 1, and piston 5 is arranged in the oil pocket 16.Bearing 1 one sides of the present utility model are provided with step hole 1-1, the T shape head sealing of T shape guide pin bushing 4 is installed in the bottom, hole of the step hole 1-1 of bearing 1, the T shape head of T shape guide pin bushing 4 is by being installed in seal ring and bearing 1 sealing on the bearing 1 step hole 1-1 bottom surface, pressing plate 2 is installed in the step hole 1-1 of bearing 1 and is pressed on the T shape head of T shape guide pin bushing 4, for better pressing plate 2 being installed on the T shape guide pin bushing 4, the exterior edge face of the T shape head on the T shape guide pin bushing 4 is provided with male and female face, and the bottom surface of pressing plate 2 is provided with corresponding male and fomale(M﹠F), and the male and female face on the T shape head is arranged on the male and fomale(M﹠F) on the pressing plate 2.See shown in Figure 2, the utility model sleeve 7 is installed on the T shape guide pin bushing 4 by the wear-resistant sleeve 8 that is provided with at interval more than two and can moves axially along T shape guide pin bushing 4, and the cavity between two wear-resistant sleeves 8 is the trapped fuel chamber, lubricant oil is stored in this oil pocket, make and have good lubricating between wear-resistant sleeve 8 and the T shape guide pin bushing 4, in the moving axially of sleeve 7, make wear-resistant sleeve 8 and T shape guide pin bushing 4 have less surface friction drag, piston 5 one ends withstand on an end of sleeve 7, the other end that is installed in the 13 pairs of sleeves 7 of baffle ring on the T shape guide pin bushing 4 is spacing, sleeve 7 is positioned at baffle ring 13 1 sides the oil deflector 14 that seals with T shape guide pin bushing 4 is installed, prevent that by this oil deflector 14 lubricant oil from leaking outside, wear-resistant sleeve 8 of the present utility model and oil deflector 14 are installed in respectively in the inner groove of sleeve 7, and the lip on the oil deflector 14 and T shape guide pin bushing 4 join.See shown in Figure 2ly, the utility model piston 5 sealing is located at and promotes sleeves 7 in the oil pocket 16 along 4 axial motions of T shape guide pin bushing.See shown in Figure 2, the opposite side of the utility model T shape guide pin bushing 4 is equipped with baffle ring 13, stroke by 13 pairs of T shapes of baffle ring guide pin bushing 4 carries out spacing, and the two ends of preloading spring 6 withstand on the shaft shoulder 7-1 of the shaft shoulder 1-2 of bearing 1 and sleeve 7 at the two ends by dust-proof cover 3 respectively, and release bearing 9 is arranged on sleeve 7 peripheries, has radial regulation gap 11 between the bearing inner race of release bearing 9 and the sleeve 7, this radial regulation gap 11 is the radial clearance of regulating release bearing 9 and clutch coaxial automatically, the bearing inner race of release bearing 9 is by butterfly spring 10 and collar 12 crimping, collar 12 is fixed on the sleeve 7, certain precompression is provided for butterfly spring 10 by bearing inner race and collar 12, and under the elastic force effect of butterfly spring 10, bearing inner race 9-3 is linked to each other all the time with sleeve 7, and carry out automatic compensation adjustment by this radial regulation gap 11, make release bearing 9 and clutch keep coaxial.Simultaneously under the effect of pressure oil, piston 5 makes release bearing 9 outwards move axially along T shape guide pin bushing 4 by sleeve 7, and after pressure oil pressure disappears, under the effect of preloading spring 6 and collar 12, sleeve 7 and release bearing 9 are inwardly moved axially along T shape guide pin bushing 4, clutch is engaged with power or disconnect.
Claims (2)
1. the lubricating structure of a Hydraulic Pressure Declutched Bearing Assembly, T shape guide pin bushing (4) is tightly connected with bearing (1) and constitutes oil pocket (16), oil pocket (16) communicates with oil outlet on the bearing (1), piston (5) is arranged in the described oil pocket (16), it is characterized in that: the T shape head sealing of described T shape guide pin bushing (4) is installed in the bottom, hole of the step hole (1-1) of bearing (1), pressing plate (2) is installed in the step hole (1-1) of bearing (1) and is pressed on the T shape head of T shape guide pin bushing (4), described sleeve (7) is installed in T shape guide pin bushing (4) by the wear-resistant sleeve (8) that is provided with at interval more than two and goes up and can move axially along T shape guide pin bushing (4), and the cavity between two wear-resistant sleeves (8) is trapped fuel chamber (15), piston (5) one ends withstand on an end of sleeve (7), the baffle ring (13) that is installed on the T shape guide pin bushing (4) is spacing to the other end of sleeve (7), and sleeve (7) is positioned at baffle ring (13) one sides the oil deflector (14) that seals with T shape guide pin bushing (4) is installed.
2. the lubricating structure of Hydraulic Pressure Declutched Bearing Assembly according to claim 1, it is characterized in that: described wear-resistant sleeve (8) and oil deflector (14) are installed in respectively in the inner groove of sleeve (7), and the lip on the oil deflector (14) and T shape guide pin bushing (4) join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201154649U CN202012585U (en) | 2011-04-19 | 2011-04-19 | Lubricating mechanism of hydraulic clutch release bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201154649U CN202012585U (en) | 2011-04-19 | 2011-04-19 | Lubricating mechanism of hydraulic clutch release bearing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202012585U true CN202012585U (en) | 2011-10-19 |
Family
ID=44783199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201154649U Expired - Lifetime CN202012585U (en) | 2011-04-19 | 2011-04-19 | Lubricating mechanism of hydraulic clutch release bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202012585U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748574A (en) * | 2012-06-29 | 2012-10-24 | 江苏申久化纤有限公司 | On-line refueling device and method for universal shaft bearing |
| CN104338918A (en) * | 2013-07-26 | 2015-02-11 | 宁波鑫达模具制造有限公司 | Propping sleeve device |
-
2011
- 2011-04-19 CN CN2011201154649U patent/CN202012585U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748574A (en) * | 2012-06-29 | 2012-10-24 | 江苏申久化纤有限公司 | On-line refueling device and method for universal shaft bearing |
| CN102748574B (en) * | 2012-06-29 | 2013-11-06 | 江苏申久化纤有限公司 | On-line refueling device and method for universal shaft bearing |
| CN104338918A (en) * | 2013-07-26 | 2015-02-11 | 宁波鑫达模具制造有限公司 | Propping sleeve device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |
|
| CX01 | Expiry of patent term |