CN104565114A - Improved clutch master cylinder assembly - Google Patents
Improved clutch master cylinder assembly Download PDFInfo
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- CN104565114A CN104565114A CN201510000307.6A CN201510000307A CN104565114A CN 104565114 A CN104565114 A CN 104565114A CN 201510000307 A CN201510000307 A CN 201510000307A CN 104565114 A CN104565114 A CN 104565114A
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- cylinder body
- connector
- master cylinder
- piston
- oil inlet
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention discloses an improved clutch master cylinder assembly and relates to the field of automobile parts. The improved clutch master cylinder assembly comprises a cylinder body, an end connector, an oil outlet connector and a piston assembly, wherein a clamp and a stifling cover are arranged on the oil outlet connector. The oil outlet connector and the cylinder body of the improved clutch master cylinder assembly are integrally formed, so that the strength of the master cylinder assembly is greatly improved, sealing performance is good, no oil leakage phenomenon does not occur, and meanwhile manufacturing difficulty is also reduced. A compensation hole and an oil inlet hole are respectively formed in a piston outer circle and the cylinder body, so that a small hole of diameter 0.7 is not needed to be machined, oil compensation is achieved, and meanwhile the complexity degree of the whole cylinder body is also reduced.
Description
Technical field
The present invention relates to auto parts and components field, be specifically related to a kind of modified model clutch master cylinder assembly.
Background technique
Clutch is arranged between motor and speed changer, it is the total member be directly associated with motor in automotive transmission, usual clutch and engine crankshaft flywheel group are installed together, the parts of cut-out and transferring power between motor and automotive transmission, master cylinder is a vitals of clutch, the structural behaviour of master cylinder directly has influence on brake operation efficiency, application number is that CN201210459421.1 discloses a kind of modified model clutch master cylinder, comprise cylinder body, the active chamber of cylinder interior, push rod and be arranged on cylinder body outside enter oil discharging device, active chamber comprises the piston assembly of U shape and is arranged at piston assembly inside and the push rod stretched out to cylinder body outside, piston assembly outer cover is connected to cylinder ends connecting head, cylinder ends connecting head is threaded with inboard wall of cylinder block, cylinder ends connecting head outer end cover limited location seat, push rod is through position limit socket, adopt this structure, clutch master cylinder intensity is high, and plastic cylinder clutch is more originally easy to casting, is easy to examine and replace, installation and dismounting, (delivery connection and the plastic cylinder of former clutch cylinder body are working of plastics, heat seal is welded, and easily oil leakage phenomenon occurs, and whole housing structure is complicated, intensity is low, protection against dust is poor, and oil-feed is inconvenient, and fluid compensates inefficiency).
Summary of the invention
The object of the present invention is to provide a kind of modified model clutch master cylinder assembly, to solve the above-mentioned multinomial defect caused in prior art.
A kind of modified model clutch master cylinder assembly, comprise cylinder body, end-connector, delivery connection and piston assembly, described delivery connection is provided with clamp and stifle, described cylinder body and described delivery connection are formed in one, cylinder body is threaded with end-connector, the joint of cylinder body and end-connector is provided with O RunddichtringO, end-connector is provided with annular groove, the end sending out face and cylinder body blue of annular groove is at same plane, annular groove is provided with liner and wave mode elastic washer from inside to outside successively, dust cover, cylinder interior is provided with guide sleeve, described piston assembly comprises piston, back-up ring, collar, ram seat and push-rod assembly, push-rod assembly is connected by bulb with ram seat, back-up ring and collar are located at the ram seat the other end, together be located at internal piston, fixed by collar, piston is located in guide sleeve, the cylindrical of piston is provided with compensate opening, the oil inlet hole that the side of cylinder body is corresponding with compensate opening, oil inlet hole is connected with oil inlet pipe, front apron and back belt is respectively equipped with in the cylinder body of oil inlet hole both sides, limiting gasket is provided with between front apron and oil inlet hole.
Preferably, dust cover is provided with between the end of described cylinder body and annular groove.
Preferably, described push-rod assembly is provided with positive stop lug boss near ram seat place, in end-connector, is provided with hole back-up ring near positive stop lug boss place.
Preferably, the outer end of described end-connector is provided with dust-proof cover.
Preferably, described oil inlet pipe is provided with protective cap.
The invention has the advantages that: this kind of modified model clutch master cylinder assembly, by one-body molded by adopting between delivery connection and cylinder body, substantially increase the intensity of master cylinder assembly, and good airproof performance, there will not be oil leakage phenomenon, also reduce manufacture difficulty simultaneously, by being respectively equipped with compensate opening and oil inlet hole on outside piston and cylinder body, without the need to processing ￠ 0.7 aperture, realize fluid to compensate, also reduce the complexity of whole cylinder body simultaneously, dust cover is provided with between the end of described cylinder body and annular groove, prevent dust from dropping into the joint of cylinder body and end-connector thus affecting working life, described push-rod assembly is provided with positive stop lug boss near ram seat place, hole back-up ring is provided with near positive stop lug boss place in end-connector, hole back-up ring is used to instead of former bayonet lock, convenient installation, and good limit effect, the outer end of described end-connector is provided with dust-proof cover, prevent dust to enter in end-connector thus affect the normal use of piston, described oil inlet pipe is provided with protective cap, protection oil inlet pipe is without prejudice, extend its working life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of modified model clutch master cylinder assembly of the present invention.
Fig. 2 is the sectional view along A-A direction in Fig. 1.
Wherein: 1-cylinder body, 2-end-connector, 3-delivery connection, 4-stifle, 5-O RunddichtringO; 6-annular groove, 7-liner, 8-wave mode elastic washer, 9-guide sleeve, 10-piston; 11-back-up ring, 12-collar, 13-ram seat, 14-push-rod assembly; 15-compensate opening, 16-oil inlet hole, 17-oil inlet pipe, 18-front apron; 19-back belt, 20-limiting gasket, 21-dust cover, 22-positive stop lug boss; 23-hole back-up ring, 24-dust-proof cover, 25-protective cap, 26-clamp.
Embodiment
The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the present invention further.
As depicted in figs. 1 and 2, a kind of modified model clutch master cylinder assembly, comprise cylinder body 1, end-connector 2, delivery connection 3 and piston assembly, described delivery connection 3 is provided with clamp 26 and stifle 4, described cylinder body 1 is formed in one with described delivery connection 3, cylinder body 1 is threaded with end-connector 2, cylinder body 1 is provided with O RunddichtringO 5 with the joint of end-connector 2, end-connector 2 is provided with annular groove 6, the end sending out face and cylinder body 1 blue of annular groove 6 is at same plane, annular groove 3 is provided with liner 7 and wave mode elastic washer 8 from inside to outside successively, dust cover 21, cylinder body 1 inside is provided with guide sleeve 9, described piston assembly comprises piston 10, back-up ring 11, collar 12, ram seat 13 and push-rod assembly 14, push-rod assembly 14 is connected by bulb with ram seat 13, back-up ring 11 and collar 12 are located at ram seat 13 the other end, together be located at piston 10 inner, fixed by collar 12, piston 10 is located in guide sleeve 9, the cylindrical of piston 10 is provided with compensate opening 15, the oil inlet hole 16 that the side of cylinder body 1 is corresponding with compensate opening 15, oil inlet hole 16 is connected with oil inlet pipe 17, front apron 18 and back belt 19 is respectively equipped with in the cylinder body 1 of oil inlet hole 16 both sides, limiting gasket 20 is provided with between front apron 18 and oil inlet hole 16, this kind of modified model clutch master cylinder assembly, by one-body molded by adopting between delivery connection 3 and cylinder body 1, substantially increase the intensity of master cylinder assembly, and good airproof performance, there will not be oil leakage phenomenon, also reduce manufacture difficulty simultaneously, by being respectively equipped with compensate opening 15 and oil inlet hole 16 on piston 10 cylindrical and cylinder body 1, improve fluid compensation efficiency, also reduce the complexity of whole cylinder body simultaneously.
It should be noted that and be provided with dust cover 21 between the end of described cylinder body 1 and annular groove 6, prevent dust from dropping into the joint of cylinder body 1 and end-connector 2 thus affecting working life.
In the present embodiment, described push-rod assembly 14 is provided with positive stop lug boss 22 near ram seat 13 place, in end-connector 2, is provided with hole back-up ring 23 near positive stop lug boss 22 place, use hole back-up ring 23 to instead of conventional bayonet lock, convenient installation, and good limit effect.
In addition, the outer end of described end-connector 2 is provided with dust-proof cover 23, and prevent dust to enter in end-connector 2 thus affect the normal use of piston 10, described oil inlet pipe 17 is provided with protective cap, protects oil inlet pipe 17 to be without prejudice, extends its working life.
Based on above-mentioned, this kind of modified model clutch master cylinder assembly, by one-body molded by adopting between delivery connection 3 and cylinder body 1, substantially increase the intensity of master cylinder assembly, and good airproof performance, there will not be oil leakage phenomenon, also reduce manufacture difficulty simultaneously, by being respectively equipped with compensate opening 15 and oil inlet hole 16 on piston 10 side and cylinder body 1, improve fluid compensation efficiency, also reducing the complexity of whole cylinder body simultaneously.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.
Claims (5)
1. a modified model clutch master cylinder assembly, comprise cylinder body, end-connector, delivery connection and piston assembly, described delivery connection is provided with clamp and stifle, it is characterized in that, described cylinder body and described delivery connection are formed in one, cylinder body is threaded with end-connector, the joint of cylinder body and end-connector is provided with O RunddichtringO, end-connector is provided with annular groove, the flanged surface of annular groove and the end of cylinder body are at same plane, annular groove is provided with liner and wave mode elastic washer from inside to outside successively, dust cover, cylinder interior is provided with guide sleeve, described piston assembly comprises piston, back-up ring, collar, ram seat and push-rod assembly, push-rod assembly is connected by bulb with ram seat, back-up ring and collar are located at the ram seat the other end, together be located at internal piston, fixed by collar, piston is located in guide sleeve, the cylindrical of piston is provided with compensate opening, the oil inlet hole that the side of cylinder body is corresponding with compensate opening, oil inlet hole is connected with oil inlet pipe, front apron and back belt is respectively equipped with in the cylinder body of oil inlet hole both sides, limiting gasket is provided with between front apron and oil inlet hole.
2. a kind of modified model clutch master cylinder assembly according to claim 1, is characterized in that: be provided with dust cover between the end of described cylinder body and annular groove.
3. a kind of modified model clutch master cylinder assembly according to claim 1, is characterized in that: described push-rod assembly is provided with positive stop lug boss near ram seat place, is provided with hole back-up ring in end-connector near positive stop lug boss place.
4. a kind of modified model clutch master cylinder assembly according to claim 1, is characterized in that: the outer end of described end-connector is provided with dust-proof cover.
5. a kind of modified model clutch master cylinder assembly according to claim 1, is characterized in that: described oil inlet pipe is provided with protective cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510000307.6A CN104565114B (en) | 2015-01-04 | 2015-01-04 | A kind of modified clutch master cylinder assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510000307.6A CN104565114B (en) | 2015-01-04 | 2015-01-04 | A kind of modified clutch master cylinder assembly |
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| Publication Number | Publication Date |
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| CN104565114A true CN104565114A (en) | 2015-04-29 |
| CN104565114B CN104565114B (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510000307.6A Active CN104565114B (en) | 2015-01-04 | 2015-01-04 | A kind of modified clutch master cylinder assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699328A (en) * | 2018-04-09 | 2020-09-22 | 舍弗勒技术股份两合公司 | Push rod/piston assembly for hydraulic master cylinder of clutch release system and method of assembling the same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1293320A (en) * | 1999-10-18 | 2001-05-02 | 卢克摩擦片和离合器有限公司 | Control cylinder |
| CN2697382Y (en) * | 2004-04-23 | 2005-05-04 | 万向钱潮股份有限公司 | Main cylinder assembly for clutch |
| EP1602543A1 (en) * | 2004-06-04 | 2005-12-07 | ZF Friedrichshafen AG | Master cylinder |
| DE102008058703A1 (en) * | 2007-12-17 | 2009-06-25 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Hydrostatic cylinder e.g. master cylinder, for use in clutch or brake actuating system of motor vehicle, has ring-shaped brush seal attached in housing in fixed manner, where bristles form contact with piston rod in radially inward manner |
| CN103133559A (en) * | 2011-11-25 | 2013-06-05 | 北京市进联国玉制动泵有限责任公司 | Clutch main cylinder |
| CN103486152A (en) * | 2012-11-17 | 2014-01-01 | 芜湖聚达汽车零部件有限公司 | Improved type clutch main cylinder |
| CN204437108U (en) * | 2015-01-04 | 2015-07-01 | 芜湖聚达汽车零部件有限公司 | A kind of modified model clutch master cylinder assembly |
-
2015
- 2015-01-04 CN CN201510000307.6A patent/CN104565114B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1293320A (en) * | 1999-10-18 | 2001-05-02 | 卢克摩擦片和离合器有限公司 | Control cylinder |
| CN2697382Y (en) * | 2004-04-23 | 2005-05-04 | 万向钱潮股份有限公司 | Main cylinder assembly for clutch |
| EP1602543A1 (en) * | 2004-06-04 | 2005-12-07 | ZF Friedrichshafen AG | Master cylinder |
| DE102008058703A1 (en) * | 2007-12-17 | 2009-06-25 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Hydrostatic cylinder e.g. master cylinder, for use in clutch or brake actuating system of motor vehicle, has ring-shaped brush seal attached in housing in fixed manner, where bristles form contact with piston rod in radially inward manner |
| CN103133559A (en) * | 2011-11-25 | 2013-06-05 | 北京市进联国玉制动泵有限责任公司 | Clutch main cylinder |
| CN103486152A (en) * | 2012-11-17 | 2014-01-01 | 芜湖聚达汽车零部件有限公司 | Improved type clutch main cylinder |
| CN204437108U (en) * | 2015-01-04 | 2015-07-01 | 芜湖聚达汽车零部件有限公司 | A kind of modified model clutch master cylinder assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699328A (en) * | 2018-04-09 | 2020-09-22 | 舍弗勒技术股份两合公司 | Push rod/piston assembly for hydraulic master cylinder of clutch release system and method of assembling the same |
| CN111699328B (en) * | 2018-04-09 | 2022-03-25 | 舍弗勒技术股份两合公司 | Push rod/piston assembly for hydraulic master cylinder of clutch release system and method of assembling the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104565114B (en) | 2017-11-07 |
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