CN102425464A - First bearing cover of engine cylinder cover - Google Patents
First bearing cover of engine cylinder cover Download PDFInfo
- Publication number
- CN102425464A CN102425464A CN2011103751935A CN201110375193A CN102425464A CN 102425464 A CN102425464 A CN 102425464A CN 2011103751935 A CN2011103751935 A CN 2011103751935A CN 201110375193 A CN201110375193 A CN 201110375193A CN 102425464 A CN102425464 A CN 102425464A
- Authority
- CN
- China
- Prior art keywords
- oil
- oil duct
- bearing
- cam axle
- axle 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.)
- Granted
Links
- 238000003860 storage Methods 0.000 claims abstract description 14
- 239000000446 fuel Substances 0.000 claims description 12
- 239000000314 lubricant Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L2001/0476—Camshaft bearings
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- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The invention relates to a first bearing cover of an engine cylinder cover, which is characterized in that: a bolt hole is arranged on the bearing cover, and is used for fixing the bearing cover onto the cylinder cover. An air inlet bearing and an exhaust bearing are connected with each other into a whole through a cross arm. At the same time, two oil holes which are arranged on the upper end of an air inlet cam shaft bearing are communicated with an oil passage of a variable valve timing (VVT) control valve through an external pipeline. An oil storage trough and the oil passage are cast on the lower surface of the first bearing cover, and the casting of the oil passage can greatly reduce the mechanical processing difficulty. The first bearing cover of the engine cylinder cover has simple design, is easy to arrange, is simple to process, and can effectively reduce the processing difficulty.
Description
Technical field
The present invention relates to a kind of clutch shaft bearing lid, particularly be applied to the clutch shaft bearing lid that engine cylinder covers.
Background technique
In recent decades, based on the requirement that improves motor car engine power character, Economy and reduction blowdown, many countries and motor manufacturer, scientific research institution have dropped into great amount of manpower and material resources and have carried out Research on New and exploitation.And current development of the situation is satisfied in the use of VVT, but for the motor of being with VVT; General engine cylinder cover oil circuit is arranged, the oil circuit complicated layout of special clutch shaft bearing lid, and manufacturing procedure is loaded down with trivial details; Difficulty of processing is big, is a major challenge to domestic processing technology simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of motor clutch shaft bearing lid, its bearing cap is applicable on the motor of band VVT, and bearing cap oil duct simplicity of design is prone to arrange that processing is simple, effectively reduces difficulty of processing.
Concrete technological scheme is following:
A kind of engine cylinder cover clutch shaft bearing lid comprises the exhaust cam axle bearing, the intake cam axle bearing; Transverse arm, bolt hole and oilhole, wherein; Said exhaust cam axle bearing and intake cam axle bearing are connected to integral body through transverse arm, and said bolt hole is for being separately positioned on the exhaust cam axle bearing, a plurality of bolts hole on intake cam axle bearing and the transverse arm; Be used for bearing cap being fixed on cylinder cap through bolt; Said oilhole is two, is arranged in intake cam axle bearing upper end, and it is connected through the oil duct of external pipe with the VVT control valve.
Further, it has a lower surface, and the upper surface of this lower surface and cylinder cap is fitted.
Further; Said lower surface is cast with oil storage tank and oil duct; Cylinder cap main oil gallery on the said cylinder cap be communicated with this oil storage tank and the cylinder cap main oil gallery in lubricant oil can be delivered to oil storage tank, said oil storage tank is communicated with exhaust cam axle bearing and intake cam axle bearing respectively through said oil duct and is used for to its fuel feeding.
Further; The camshaft that said exhaust cam axle bearing and intake cam axle bearing are corresponding is provided with corresponding oilhole; Lubricant oil can get into the inner oil duct of hollow camshaft through the oilhole of said correspondence in the said oil duct, is used for each camshaft bearing is lubricated.
Further, said intake cam axle bearing upper end is provided with boss, is furnished with two oil pipe mounting holes on the boss, is used for fixing external oil pipe and is connected with the oil duct of VVT control valve.
Further, said two oil pipe mounting holes are respectively A oil duct pipe mounting hole and B oil duct pipe mounting hole, are provided with the A oil duct in the A oil duct pipe mounting hole, and communicate with the intake cam axle bearing, are provided with the B oil duct in the B oil duct pipe mounting hole, also communicate with the intake cam axle bearing.
Further; On the said A oil duct pipe mounting hole A oil pipe is installed, this A oil pipe is used for A oil duct fuel feeding, corresponding the communicating of A oil duct on A oil duct and the camshaft; On the said B oil duct pipe mounting hole B oil pipe is installed; This B oil pipe is used for B oil duct fuel feeding, and B oil duct and corresponding the communicating of oil duct on the camshaft are used for the fuel feeding to the VVT phase discriminator.
Further, boss is provided with an oil pipe bolt hole, is used for fixing oil pipe, A oil duct and B oil duct interlaced arrangement.
Further; Said bolt hole comprises the bolt hole that exhaust cam axle bearing and intake cam axle bearing both sides are arranged respectively; It is used for bearing cap is fixed on a bolt hole of arranging on cylinder cap and the transverse arm, its be used for lower surface and cylinder cap upper surface combine tight.
Further, the both sides of intake cam axle bearing and exhaust cam axle bearing are furnished with admission cam shaft thrust surface, exhaust cam shaft thrust surface respectively.
Compare with present existing technology, intake cam axle bearing of the present invention upper end is provided with boss, is furnished with two oil pipe mounting holes on the boss, and carries out the oil circuit connection through external oil pipe, has saved the processing to complicated oil circuit.The bearing both sides are furnished with the camshaft thrust surface respectively, to guarantee the axial float of camshaft, make the normal operation of motor.Be cast with oil storage tank on the lower surface of first camshaft, and oil duct, the machining difficulty can be reduced.
Description of drawings
Fig. 1 is the cylinder cap schematic representation;
Fig. 2 is the overall structure schematic representation of clutch shaft bearing lid;
Fig. 3 is the plan view of clutch shaft bearing lid;
Fig. 4 is the camshaft oil gallery schematic representation.
1. clutch shaft bearing covers 2. exhaust cam axle bearings, 3. admission cam axle bearings, 4. transverse arms, 5. bolts hole, 6. reinforcements, 7. boss 8.A oil duct pipe installing hole 9.A oil duct 10.B oil duct pipe installing hole 11.B oil ducts, 12. oil pipe bolts hole, 13. admission cam shaft thrust surfaces, 14. exhaust cam shaft thrust surfaces, 15. lower planes, 16. oil storage tanks, 17. oil duct G and represents cylinder cap S to represent that plane 161. cylinder cap main oil gallery T represent camshaft 171. camshaft oil galleries 91. camshaft A oil ducts 111. camshaft B oil ducts on the cylinder cap.
Embodiment
Describe the present invention according to accompanying drawing below, it is a kind of preferred embodiment in the numerous embodiments of the present invention.
Through each bolt hole bolt of screwing on, clutch shaft bearing lid 1 is fixed on the cylinder cap G, the lower surface 16 that makes bearing cap is fitted closely with the upper surface S of cylinder cap.When engine running is worked; When the lubricant oil of cylinder cap main oil gallery 161 arrives oil storage tank 16; Lubricant oil in the oil storage tank passes through the oil duct 17 of clutch shaft bearing lid lower surface 16 layouts respectively to intake and exhaust cam axle bearing fuel feeding; And pass through camshaft T and go up the inner oil ducts of corresponding oilhole 171 entering hollow camshafts, and then each camshaft bearing is lubricated.
In the present embodiment, can on A oil duct pipe mounting hole 8, oil pipe be installed, realize fuel feeding A oil duct 9 through oil pipe, and A oil duct 91 corresponding the communicating on A oil duct 9 and the camshaft.And the B oil pipe can be installed on B oil duct pipe mounting hole 10, realize fuel feeding through the B oil pipe to B oil duct 11, and oil duct 111 corresponding the communicating on B oil duct 11 and the camshaft, thereby realization is to the fuel feeding of VVT phase discriminator.
A kind of engine cam clutch shaft bearing lid, both sides are furnished with exhaust cam axle bearing 2 and intake cam axle bearing 3, are used for fixing the intake and exhaust cam axle.The bearing both sides of intake and exhaust are furnished with bolt hole 5 respectively, are used for bearing cap is fixed on the cylinder cap.The intake and exhaust bearing connects to integral body through transverse arm 4, is furnished with a bolt hole 5 on the transverse arm 4, and when guaranteeing to tighten on the cylinder cap, combining of lower surface 15 and cylinder cap upper surface is tight, prevents the leakage of lubricant oil.In order to gain in strength, the bolt hole arranged around on the transverse arm has stiffening rib 6 simultaneously.
In the present embodiment; The upper end of intake cam axle bearing 3 is provided with boss 7; Be furnished with two oil pipe mounting holes on the boss 7, that is: A oil duct pipe mounting hole 8, B oil duct pipe mounting hole 10 are used for fixing external pipe and are connected with the oil duct of VVT control valve; Boss is provided with an oil pipe bolt hole, is used for fixing oil pipe.Be equipped with the A oil duct in the A oil duct pipe mounting hole 8, and communicate with intake cam axle bearing 3.Be equipped with the B oil duct in the B oil duct pipe mounting hole 10, also communicate with intake cam axle bearing 3.In order to guarantee the sealing between oil circuit, A oil duct 9 is interlaced arrangement with B oil duct 11.
Intake cam axle bearing 3 is furnished with admission cam shaft thrust surface 13, exhaust cam shaft thrust surface 14 respectively with the both sides of exhaust cam axle bearing 2, to guarantee the axial float of camshaft, guarantees the normal operation of motor.
The lower surface 15 that passes through of clutch shaft bearing lid 1 contacts with the cylinder cap upper surface, is cast with oil storage tank 16 on the lower surface 15, and oil duct 17, can reduce the machining difficulty through casting.
Combine accompanying drawing that the present invention has been carried out exemplary description above; Obviously the concrete realization of the present invention does not receive the restriction of aforesaid way; As long as the various improvement of having adopted method design of the present invention and technological scheme to carry out; Or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (10)
1. an engine cylinder cover clutch shaft bearing lid is characterized in that, comprises the exhaust cam axle bearing; The intake cam axle bearing, transverse arm, bolt hole and oilhole; Wherein, said exhaust cam axle bearing and intake cam axle bearing are connected to integral body through transverse arm, and said bolt hole is for being separately positioned on the exhaust cam axle bearing; A plurality of bolts hole on intake cam axle bearing and the transverse arm are used for through bolt bearing cap being fixed on cylinder cap, and said oilhole is two; Be arranged in intake cam axle bearing upper end, it is connected through the oil duct of external pipe with the VVT control valve.
2. engine cylinder cover clutch shaft bearing lid as claimed in claim 1 is characterized in that it has a lower surface, and the upper surface of this lower surface and cylinder cap is fitted.
3. engine cylinder cover clutch shaft bearing lid as claimed in claim 2; It is characterized in that; Said lower surface is cast with oil storage tank and oil duct; Cylinder cap main oil gallery on the said cylinder cap be communicated with this oil storage tank and the cylinder cap main oil gallery in lubricant oil can be delivered to oil storage tank, said oil storage tank is communicated with exhaust cam axle bearing and intake cam axle bearing respectively through said oil duct and is used for to its fuel feeding.
4. engine cylinder cover clutch shaft bearing lid as claimed in claim 3; It is characterized in that; The camshaft that said exhaust cam axle bearing and intake cam axle bearing are corresponding is provided with corresponding oilhole; Lubricant oil can get into the inner oil duct of hollow camshaft through the oilhole of said correspondence in the said oil duct, is used for each camshaft bearing is lubricated.
5. like each described engine cylinder cover clutch shaft bearing lid among the claim 1-4; It is characterized in that; Said intake cam axle bearing upper end is provided with boss, is furnished with two oil pipe mounting holes on the boss, is used for fixing external oil pipe and is connected with the oil duct of VVT control valve.
6. engine cylinder cover clutch shaft bearing lid as claimed in claim 5; It is characterized in that; Said two oil pipe mounting holes are respectively A oil duct pipe mounting hole and B oil duct pipe mounting hole, are provided with the A oil duct in the A oil duct pipe mounting hole, and communicate with the intake cam axle bearing; Be provided with the B oil duct in the B oil duct pipe mounting hole, also communicate with the intake cam axle bearing.
7. engine cylinder cover clutch shaft bearing lid as claimed in claim 6 is characterized in that, on the said A oil duct pipe mounting hole A oil pipe is installed; This A oil pipe is used for A oil duct fuel feeding; Corresponding the communicating of A oil duct on A oil duct and the camshaft is equipped with the B oil pipe on the said B oil duct pipe mounting hole, and this B oil pipe is used for B oil duct fuel feeding; B oil duct and corresponding the communicating of oil duct on the camshaft are used for the fuel feeding to the VVT phase discriminator.
8. like each described engine cylinder cover clutch shaft bearing lid among the claim 5-7, it is characterized in that boss is provided with an oil pipe bolt hole, is used for fixing oil pipe, A oil duct and B oil duct interlaced arrangement.
9. like each described engine cylinder cover clutch shaft bearing lid among the claim 1-8; It is characterized in that; Said bolt hole comprises the bolt hole that exhaust cam axle bearing and intake cam axle bearing both sides are arranged respectively; It is used for bearing cap is fixed on a bolt hole of arranging on cylinder cap and the transverse arm, its be used for lower surface and cylinder cap upper surface combine tight.
10. like each described engine cylinder cover clutch shaft bearing lid among the claim 1-9, it is characterized in that the both sides of intake cam axle bearing and exhaust cam axle bearing are furnished with admission cam shaft thrust surface, exhaust cam shaft thrust surface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110375193.5A CN102425464B (en) | 2011-11-23 | 2011-11-23 | First bearing cover of engine cylinder cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110375193.5A CN102425464B (en) | 2011-11-23 | 2011-11-23 | First bearing cover of engine cylinder cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102425464A true CN102425464A (en) | 2012-04-25 |
| CN102425464B CN102425464B (en) | 2014-01-22 |
Family
ID=45959488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110375193.5A Active CN102425464B (en) | 2011-11-23 | 2011-11-23 | First bearing cover of engine cylinder cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102425464B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877931A (en) * | 2012-10-12 | 2013-01-16 | 辽宁星际动力总成有限公司 | Turbo supercharged engine |
| CN103437842A (en) * | 2013-08-09 | 2013-12-11 | 芜湖市恒峰科技有限公司 | Motor bearing cap |
| CN108952871A (en) * | 2018-09-06 | 2018-12-07 | 广西玉柴机器股份有限公司 | Camshaft-bearing cap thrust structure |
| CN109139167A (en) * | 2018-09-07 | 2019-01-04 | 奇瑞汽车股份有限公司 | Motor mechanisms and engine |
| CN109415996A (en) * | 2016-07-01 | 2019-03-01 | 标致雪铁龙汽车股份有限公司 | There is the camshaft supporting part of the bearing cap in oily channel with perforated |
| CN109869210A (en) * | 2017-12-01 | 2019-06-11 | 宝沃汽车（中国）有限公司 | A kind of cam shaft end connecting device and camshaft and engine and vehicle |
| CN114198407A (en) * | 2021-12-15 | 2022-03-18 | 奇瑞汽车股份有限公司 | Bearing lower cover of engine, machining process method and engine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000337122A (en) * | 1999-05-26 | 2000-12-05 | Daihatsu Motor Co Ltd | Oil pressure supplying device for valve timing control type internal combustion engine |
| CN101113697A (en) * | 2007-08-28 | 2008-01-30 | 奇瑞汽车有限公司 | Car engine camshaft bearing cap |
| CN201165883Y (en) * | 2007-12-27 | 2008-12-17 | 奇瑞汽车股份有限公司 | First bearing cap of engine cam axle |
| CN201461023U (en) * | 2009-07-13 | 2010-05-12 | 奇瑞汽车股份有限公司 | Camshaft lubrication structure with VVT |
| CN101749064A (en) * | 2009-12-29 | 2010-06-23 | 奇瑞汽车股份有限公司 | Camshaft bearing structure for engine |
| CN201582005U (en) * | 2009-10-22 | 2010-09-15 | 柳州五菱柳机动力有限公司 | Cylinder head assembly of micro automobile engine |
| CN101906999A (en) * | 2010-08-27 | 2010-12-08 | 重庆长安汽车股份有限公司 | Camshaft bearing cap of engine |
| CN201747425U (en) * | 2010-06-03 | 2011-02-16 | 奇瑞汽车股份有限公司 | VVT engine camshaft lubrication mechanism |
| CN102121406A (en) * | 2011-03-10 | 2011-07-13 | 锐展(铜陵)科技有限公司 | Cam shaft of engine |
-
2011
- 2011-11-23 CN CN201110375193.5A patent/CN102425464B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000337122A (en) * | 1999-05-26 | 2000-12-05 | Daihatsu Motor Co Ltd | Oil pressure supplying device for valve timing control type internal combustion engine |
| CN101113697A (en) * | 2007-08-28 | 2008-01-30 | 奇瑞汽车有限公司 | Car engine camshaft bearing cap |
| CN201165883Y (en) * | 2007-12-27 | 2008-12-17 | 奇瑞汽车股份有限公司 | First bearing cap of engine cam axle |
| CN201461023U (en) * | 2009-07-13 | 2010-05-12 | 奇瑞汽车股份有限公司 | Camshaft lubrication structure with VVT |
| CN201582005U (en) * | 2009-10-22 | 2010-09-15 | 柳州五菱柳机动力有限公司 | Cylinder head assembly of micro automobile engine |
| CN101749064A (en) * | 2009-12-29 | 2010-06-23 | 奇瑞汽车股份有限公司 | Camshaft bearing structure for engine |
| CN201747425U (en) * | 2010-06-03 | 2011-02-16 | 奇瑞汽车股份有限公司 | VVT engine camshaft lubrication mechanism |
| CN101906999A (en) * | 2010-08-27 | 2010-12-08 | 重庆长安汽车股份有限公司 | Camshaft bearing cap of engine |
| CN102121406A (en) * | 2011-03-10 | 2011-07-13 | 锐展(铜陵)科技有限公司 | Cam shaft of engine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877931A (en) * | 2012-10-12 | 2013-01-16 | 辽宁星际动力总成有限公司 | Turbo supercharged engine |
| CN103437842A (en) * | 2013-08-09 | 2013-12-11 | 芜湖市恒峰科技有限公司 | Motor bearing cap |
| CN109415996A (en) * | 2016-07-01 | 2019-03-01 | 标致雪铁龙汽车股份有限公司 | There is the camshaft supporting part of the bearing cap in oily channel with perforated |
| CN109869210A (en) * | 2017-12-01 | 2019-06-11 | 宝沃汽车（中国）有限公司 | A kind of cam shaft end connecting device and camshaft and engine and vehicle |
| CN108952871A (en) * | 2018-09-06 | 2018-12-07 | 广西玉柴机器股份有限公司 | Camshaft-bearing cap thrust structure |
| CN109139167A (en) * | 2018-09-07 | 2019-01-04 | 奇瑞汽车股份有限公司 | Motor mechanisms and engine |
| CN114198407A (en) * | 2021-12-15 | 2022-03-18 | 奇瑞汽车股份有限公司 | Bearing lower cover of engine, machining process method and engine |
| CN114198407B (en) * | 2021-12-15 | 2022-09-16 | 奇瑞汽车股份有限公司 | Bearing lower cover of engine, machining process method and engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102425464B (en) | 2014-01-22 |
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