WO2012055150A1 - 一种气缸盖的润滑结构 - Google Patents
一种气缸盖的润滑结构 Download PDFInfo
- Publication number
- WO2012055150A1 WO2012055150A1 PCT/CN2011/001142 CN2011001142W WO2012055150A1 WO 2012055150 A1 WO2012055150 A1 WO 2012055150A1 CN 2011001142 W CN2011001142 W CN 2011001142W WO 2012055150 A1 WO2012055150 A1 WO 2012055150A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lubricating oil
- rocker
- oil hole
- camshaft
- shaft
- Prior art date
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
- F01M9/10—Lubrication of valve gear or auxiliaries
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- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
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- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/181—Centre pivot rocking arms
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- 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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- 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
- F01L2305/00—Valve arrangements comprising rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
- F01M9/10—Lubrication of valve gear or auxiliaries
- F01M9/102—Lubrication of valve gear or auxiliaries of camshaft bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
- F01M9/10—Lubrication of valve gear or auxiliaries
- F01M9/105—Lubrication of valve gear or auxiliaries using distribution conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
- F01M9/10—Lubrication of valve gear or auxiliaries
- F01M9/107—Lubrication of valve gear or auxiliaries of rocker shaft bearings
Definitions
- the invention relates to a lubricating structure of a cylinder head, and belongs to the technical field of engines.
- the lubricating parts of the engine cylinder head of the overhead cam mechanism such as the valve rocker arm, the rocker roller mechanism, the camshaft, etc.
- the auxiliary oil inlet pipe to each lubricating component.
- the auxiliary auxiliary oil pipe needs to consider the fixing method and the oil inlet direction, so the structure is often complicated, and the relative cost is also increased; sometimes it is limited by the space of the cylinder head itself, it is difficult to arrange the auxiliary The space of the tubing.
- An object of the present invention is to overcome the deficiencies in the prior art and to provide a lubricating structure for the cylinder head which can easily introduce the lubricating oil of the engine from the main oil passage of the engine body to the respective lubricating parts of the cylinder head.
- the lubrication structure of the cylinder head includes a cylinder head body and a rocker shaft, a camshaft front bearing cover fixedly mounted on the cylinder head body, a camshaft intermediate bearing cover and a camshaft rear bearing cover a camshaft bearing bush is disposed inside the camshaft front bearing cap, the camshaft intermediate bearing cap and the camshaft rear bearing cap, and the rocker arm shaft is mounted on the camshaft front bearing cap, the camshaft intermediate bearing cap and the camshaft
- the rocker shaft bolt fixes the rocker shaft, the camshaft front bearing cover, the camshaft intermediate bearing cover, the camshaft rear bearing cover and the cylinder head body, and is mounted on the rocker shaft through the valve rocker bushing a rocker arm, a rocker roller shaft is mounted on the rocker arm, and a rocker roller is mounted on the rocker roller shaft;
- a lubricating oil hole at the front end of the cylinder head is opened inside the front end of the cylinder head body, and a lubricating oil hole at the rear end of the cylinder head is opened inside the rear end of the cylinder head body, and an end surface of the cylinder head body at the position of the intermediate bearing cover of the cam shaft is opened.
- camshaft front bearing cap lubricating oil hole is opened in the front bearing cover of the camshaft, and a camshaft rear bearing cap lubricating oil hole is opened in the rear bearing cap of the camshaft;
- camshaft bushing lubricating oil hole is opened in the camshaft bearing bush
- a rocker shaft oil inlet hole is opened on the rocker shaft, and a rocker shaft axial oil hole is opened in a direction of a central axis of the rocker shaft, and a rocker shaft radial oil hole is opened in a radial direction of the rocker shaft
- the rocker shaft oil inlet hole communicates with the rocker shaft axial oil hole, and the rocker shaft axial oil hole communicates with the rocker shaft radial oil hole;
- valve rocker bushing lubricating oil groove is circumferentially opened on the inner wall of the valve rocker bushing, and the valve rocker arm is a valve rocker bushing lubricating oil hole is opened in a radial direction of the bushing, and the valve rocker bushing lubricating oil groove is connected with the valve rocker bushing lubricating oil hole;
- valve rocker oil hole is opened in the valve rocker arm
- a rocker arm shaft lubricating oil hole is opened in the rocker roller shaft, and a rocker arm roller oil groove is opened in the outer wall of the rocker roller shaft, and the rocker roller shaft lubricating oil hole is connected with the rocker roller shaft lubricating oil groove;
- the lubricating oil hole at the front end of the cylinder head communicates with the lubricating oil hole of the front bearing cover of the camshaft, and the lubricating oil hole of the front bearing cover of the camshaft communicates with the lubricating oil hole of the corresponding camshaft bearing bush; the lubricating oil hole of the rear end of the cylinder head and The lubricating oil hole of the rear bearing cover of the camshaft is connected, and the lubricating oil hole of the rear bearing cover of the camshaft is in communication with the lubricating oil hole of the corresponding camshaft bearing bush; the lubricating oil groove of the cylinder head is connected with the corresponding camshaft bearing lubricating oil ⁇ L;
- the camshaft front bearing cap lubricating oil hole and the camshaft rear bearing cap lubricating oil hole are all connected with the rocker arm shaft oil inlet hole; the rocker arm shaft radial lubricating oil hole is connected with the valve rocker arm bushing lubricating oil groove, the valve rocking
- the arm bushing lubricating oil hole communicates with the valve rocker arm lubricating oil hole, and the valve rocker arm lubricating oil hole communicates with the rocker arm roller shaft lubricating oil hole.
- rocker shaft bolt fixes the rocker shaft, the camshaft front bearing cover, the camshaft intermediate bearing cover, the camshaft rear bearing cover and the cylinder head body, and the fixed camshaft intermediate bearing
- the rocker shaft bolt sleeve of the cover is connected with a positioning sleeve, and the inner wall of the positioning sleeve forms a lubricating oil groove with the outer wall of the rocker shaft bolt, and one end of the lubricating oil groove communicates with the lubricating oil hole of the rocker shaft, and the other end of the lubricating oil groove
- the camshaft bearing bush oil holes are connected.
- the lubricating oil hole of the rocker roller shaft is a circular straight hole, and the axis of the lubricating oil hole of the rocker roller shaft intersects the axis of the rocker roller shaft at an acute angle.
- the invention has the advantages that:
- the invention introduces the lubricating oil entering the cylinder head of the engine into the lubricating oil supply passage of the engine cylinder head through the lubricating oil supply passage in the bearing cover at the front and rear ends of the cam shaft, and the auxiliary rocker can be omitted.
- the assembly process is simplified, the structure is simple, and the cost is also reduced.
- the invention realizes lubrication of the rocker roller by providing a lubricating oil hole connected to the oil outlet of the valve rocker arm on the rocker roller shaft and forming a lubrication groove in the circumferential direction, and the structure is simple and reliable.
- Fig. 1 is a front elevational view showing the lubricating oil passage at the front end of the cylinder head of the present invention.
- Figure 2 is a front elevational view of the lubricating oil passage at the rear end of the cylinder head of the present invention.
- 3 is a schematic view showing the structure of a journal lubricating oil passage of a camshaft according to the present invention.
- Figure 4 is a schematic view showing the structure of the valve rocker lubricating oil passage in the present invention.
- Figure 5 is a schematic view showing the structure of a lubricating oil groove of a valve rocker bushing according to the present invention.
- Fig. 6 is a structural schematic view of a lubricating oil passage of a rocker roller in the present invention.
- the present invention mainly consists of a cylinder head body 1, a camshaft front bearing cover 2, a seal ring 3, a camshaft bush 4, a camshaft 5, a rocker shaft 6, a camshaft rear bearing cover 7, and a camshaft intermediate bearing.
- the cover 8, the positioning sleeve 9, the rocker shaft bolt 10, the valve rocker bushing 11, the valve rocker arm 12, the rocker roller shaft 13, and the rocker roller 14 are formed.
- the lubricating structure of the cylinder head includes a cylinder head body 1 and a rocker shaft 6, a camshaft front bearing cover 2 fixed on the cylinder head body 1, a camshaft intermediate bearing cover 8 and a camshaft rear bearing cover 7, in the cam
- the shaft front bearing cap 2, the camshaft intermediate bearing cap 8 and the camshaft rear bearing cap 7 are each provided with a camshaft bushing 4, and the rocker arm shaft 6 is mounted on the camshaft front bearing cap 2, the camshaft intermediate bearing cap 8
- the rocker arm bolts fix the rocker arm shaft 6, the camshaft front bearing cap 2, the camshaft intermediate bearing cap 8, the camshaft rear bearing cap 7 and the cylinder head body 1 in a rocker arm
- a rocker arm 12 is mounted on the shaft 6 via a valve rocker bushing 11
- a rocker roller shaft 13 is mounted on the rocker arm 12
- a rocker roller 14 is mounted on the rocker roller shaft 13;
- a cylinder head front end lubricating oil hole la is opened inside the front end of the cylinder head body 1, and a cylinder head rear end lubricating oil hole lb is opened inside the rear end of the cylinder head body 1, and a cylinder head body at the position of the cam shaft intermediate bearing cover 8 is provided.
- a cylinder head lubricating oil groove lc starts on the end surface of 1;
- camshaft front bearing cap lubricating oil hole 2a is opened in the camshaft front bearing cap 2
- a camshaft rear bearing cap lubricating oil hole 7a is opened in the camshaft rear bearing cap 7 ;
- camshaft bushing lubricating oil hole 4a is opened in the camshaft bushing 4;
- a rocker shaft oil inlet hole 6c is opened in the rocker shaft 6, and a rocker shaft axial oil hole 6a is opened in the central axis direction of the rocker shaft 6, and a rocker shaft is opened in the radial direction of the rocker shaft 6.
- the radial lubricating oil hole 6b, the rocker shaft oil inlet hole 6c communicates with the rocker shaft axial lubricating oil hole 6a, and the rocker shaft axial lubricating oil hole 6a communicates with the rocker shaft radial lubricating oil hole 6b;
- a valve rocker bushing lubricating oil groove l la is opened in the inner wall of the valve rocker bushing 11 , and a valve rocker bushing lubricating oil hole l ib is opened in the radial direction of the valve rocker arm bushing 11 , the valve rocker arm bushing
- the lubricating oil groove 11a is connected to the valve rocker bushing lubricating oil hole l ib;
- a valve rocker oil lubrication hole 12a is opened in the valve rocker arm 12;
- a rocker roller shaft lubricating oil hole 13a is opened in the rocker roller shaft 13, and a rocker roller shaft lubricating oil groove 13b is opened in the outer wall of the rocker roller shaft 13, and the rocker roller shaft lubricating oil hole 13a and the rocker roller are opened.
- the shaft lubricating oil groove 13b is connected;
- the front end lubricating oil hole la of the cylinder head communicates with the cam shaft front bearing cover lubricating oil hole 2a, and the cam shaft front bearing cover lubricating oil hole 2a communicates with the corresponding cam shaft bearing lubricating oil hole 4a; the cylinder head rear end
- the lubricating oil hole lb communicates with the camshaft rear bearing cap lubricating oil hole 7a, and the camshaft rear bearing cap lubricating oil hole 7a communicates with its corresponding camshaft bearing lubricating oil hole 4a;
- the holes 4a are connected;
- the camshaft front bearing cap lubricating oil hole 2a and the camshaft rear bearing cap lubricating oil hole 7a are all connected with the rocker shaft oil inlet hole 6c; the rocker arm shaft radial lubricating oil hole 6b and the valve rocker arm bushing lubricating oil groove 11a is connected, the valve rocker bushing lubricating oil hole l ib is in communication with the valve rocker lubricating oil hole 12a, and the valve rocker lubricating oil hole 12a is in communication with the rocker roller shaft lubricating oil hole 13a.
- the rocker shaft bolt 10 is sleeved with a positioning sleeve 9.
- the inner wall of the positioning sleeve 9 and the outer wall of the rocker shaft bolt 10 form a lubricating oil groove 9a.
- the lubricating oil groove 9a is axially lubricated with the rocker shaft.
- the oil hole 6a is in communication, and the other end of the lubricating oil groove 9a communicates with the cam shaft bearing oil hole 4a.
- the rocker roller shaft lubricating oil hole 13a is a circular straight hole, and the axis of the rocker roller shaft lubricating oil hole 13a intersects the axis of the rocker roller shaft 13 at an acute angle.
- the lubricating oil coming out from the front end of the body passes through the front end lubricating oil hole la of the cylinder head body 1 and enters the cam shaft front bearing cover lubricating oil hole 2a of the camshaft front bearing cover 2, and the lubricating oil hole at the front end of the cylinder head La and the camshaft front bearing cap lubricating oil hole 2a are sealed by the sealing ring 3, and the lubricating oil passing through the camshaft front bearing cap lubricating oil hole 2a is divided into two paths, and one lubricating oil enters the camshaft through the camshaft bearing lubricating oil hole 4a.
- the inner hole of the bearing bush 4 lubricates the front end main journal of the cam shaft 5; the other lubricating oil enters the rocker shaft oil inlet hole 6c, and the lubricating oil is collected in the axial direction lubricating oil hole 6a of the rocker arm shaft, and the radial lubricating oil hole of the rocker arm shaft 6b is dispersed; the camshaft front bearing cap lubricating oil hole 2a and the rocker shaft oil inlet hole 6c are sealed by the sealing ring 3.
- the lubricating oil from the rear end of the machine body passes through the rear end of the cylinder head lubricating oil hole lb into the cam shaft rear bearing cover lubricating oil hole 7a, the rear end of the cylinder head lubricating oil hole lb and the cam shaft rear bearing cover lubricating oil
- the hole 7a is sealed by the sealing ring 3, and the lubrication hole of the lubricating oil hole 7a of the rear bearing cap of the camshaft lubricates the rear end main journal of the cam shaft 5; the other lubricating oil enters the rocker shaft oil inlet hole 6c, and the lubricating oil is collected.
- the axial oil hole 6a of the rocker shaft is dispersed by the rocker shaft radial lubricating oil hole 6b; the cam shaft rear bearing cover lubricating oil hole 7a and the rocker shaft oil inlet hole 6c are sealed by the sealing ring 3.
- the lubricating oil of the intermediate supporting journal of the cam shaft 5 is derived from the lubricating oil collected in the lubricating oil hole 6a in the axial direction of the rocker shaft, and is collected in the lubricating oil path of the lubricating oil hole 6a in the axial direction of the rocker shaft.
- the cylinder head body 1 and the cam sleeve intermediate bearing cover 8 are positioned in the lubricating oil groove 9a, and the lubricating oil flows into the cylinder head lubricating oil groove lc from the gap between the rocker shaft bolt 10 of the cam shaft intermediate bearing cover 8 and the lubricating oil groove 9a formed by the positioning sleeve 9.
- the inner main hole of the cam shaft 5 is lubricated through the cam shaft bearing oil hole 4a into the inner hole of the cam shaft bushing 4.
- the lubricating oil collected in the axial direction lubricating oil hole 6a of the rocker shaft is passed through the rocker shaft radial lubricating oil hole 6b into the valve rocker bushing lubricating oil groove l la, at the oil pressure and In the rotary motion of the valve rocker arm 12, a part of the lubricating oil of the valve rocker bushing lubricating oil groove 11a is introduced into the lubricating portion of the valve rocker arm 12.
- This structure has a total of 12 positions, and the structure can be increased or decreased according to the number of engine cylinders. Quantity.
- Rocker bushing lubricating oil groove 11a transverse oil groove communicating valve rocker bushing lubricating oil hole l ib, passage valve rocker bushing lubricating oil hole l ib lubricating oil is introduced into the valve rocker lubricating oil groove 12a connected thereto, and finally passed
- the valve rocker lubricating oil hole 12a introduces the lubricating oil into the rocker roller shaft lubricating oil hole 13a, passes through the lubricating oil of the rocker roller shaft lubricating oil hole 13a, and finally lubricates the lubricating portion of the rocker arm roller 14 through the rocker roller shaft lubricating oil groove 13b.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Description
一种气缸盖的润滑结构
技术领域
本发明涉及一种气缸盖的润滑结构, 属于发动机技术领域。
背景技术
在现有技术中, 顶置式凸轮机构的发动机气缸盖上的各个润滑零部件如 气门摇臂、 摇臂滚轮机构、 凸轮轴等的润滑是通过辅助进油管将润滑油引入 至各个润滑零部件所需润滑的部位, 一般辅助进油管需考虑其固定方式及进 油方向, 所以结构往往比较复杂, 而且相对成本也会有所增加; 有时还受气 缸盖本身的空间限制, 很难有布置辅助进油管的空间。
发明内容
本发明的目的是克服现有技术中存在的不足, 提供一种可将发动机的润 滑油从发动机机体的主油道轻松引入气缸盖各个润滑部件的气缸盖的润滑结 构。
按照本发明提供的技术方案, 所述气缸盖的润滑结构, 包括气缸盖本体 与摇臂轴, 在气缸盖本体上固定安装的凸轮轴前轴承盖、 凸轮轴中间轴承盖 与凸轮轴后轴承盖, 在凸轮轴前轴承盖、 凸轮轴中间轴承盖与凸轮轴后轴承 盖内部均设有凸轮轴轴瓦, 所述的摇臂轴安装在凸轮轴前轴承盖、 凸轮轴中 间轴承盖与凸轮轴后轴承盖上, 摇臂轴螺栓将摇臂轴、 凸轮轴前轴承盖、 凸 轮轴中间轴承盖、 凸轮轴后轴承盖与气缸盖本体固定一体, 在摇臂轴上通过 气门摇臂衬套安装有气门摇臂, 在气门摇臂上安装有摇臂滚轮轴, 在摇臂滚 轮轴上安装有摇臂滚轮;
在气缸盖本体的前端内部开设有气缸盖前端润滑油孔, 在气缸盖本体的 后端内部开设有气缸盖后端润滑油孔, 在凸轮轴中间轴承盖位置的气缸盖本 体的端面上开设有气缸盖润滑油槽;
在凸轮轴前轴承盖内开设有凸轮轴前轴承盖润滑油孔, 在凸轮轴后轴承 盖内开设有凸轮轴后轴承盖润滑油孔;
在凸轮轴轴瓦内开设有凸轮轴轴瓦润滑油孔;
在摇臂轴上开设有摇臂轴进油孔, 在摇臂轴的中轴线方向开设有摇臂轴 轴向润滑油孔, 摇臂轴的径向方向开设有摇臂轴径向润滑油孔, 摇臂轴进油 孔与摇臂轴轴向润滑油孔连通, 摇臂轴轴向润滑油孔与摇臂轴径向润滑油孔 连通;
在气门摇臂衬套的内壁周向开设有气门摇臂衬套润滑油槽, 在气门摇臂
衬套的径向上开设有气门摇臂衬套润滑油孔, 气门摇臂衬套润滑油槽与气门 摇臂衬套润滑油孔连通;
在气门摇臂内开设有气门摇臂润滑油孔;
在摇臂滚轮轴内开设有摇臂滚轮轴润滑油孔, 在摇臂滚轮轴的外壁周向 开设有摇臂滚轮轴润滑油槽, 摇臂滚轮轴润滑油孔与摇臂滚轮轴润滑油槽连 通;
所述的气缸盖前端润滑油孔与凸轮轴前轴承盖润滑油孔连通, 凸轮轴前 轴承盖润滑油孔与其对应的凸轮轴轴瓦润滑油孔连通; 所述的气缸盖后端润 滑油孔与凸轮轴后轴承盖润滑油孔连通, 凸轮轴后轴承盖润滑油孔与其对应 的凸轮轴轴瓦润滑油孔连通; 气缸盖润滑油槽与其对应的凸轮轴轴瓦润滑油 孑 L连通;
所述的凸轮轴前轴承盖润滑油孔、 凸轮轴后轴承盖润滑油孔均与摇臂轴 进油孔连通; 摇臂轴径向润滑油孔与气门摇臂衬套润滑油槽连通, 气门摇臂 衬套润滑油孔与气门摇臂润滑油孔连通, 气门摇臂润滑油孔与摇臂滚轮轴润 滑油孔连通。
还设有摇臂轴螺栓, 所述的摇臂轴螺栓将摇臂轴、 凸轮轴前轴承盖、 凸 轮轴中间轴承盖、 凸轮轴后轴承盖与气缸盖本体固定一体, 在固定凸轮轴中 间轴承盖的摇臂轴螺栓外套接有定位套, 所述定位套的内壁与摇臂轴螺栓外 壁形成润滑油槽, 所述的润滑油槽一端与摇臂轴轴向润滑油孔连通, 润滑油 槽另一端与凸轮轴轴瓦润滑油孔连通。
所述摇臂滚轮轴润滑油孔为圆形直孔, 且摇臂滚轮轴润滑油孔的轴线与 摇臂滚轮轴的轴线呈锐角相交。
本发明与现有技术相比, 优点在于:
( 1 )、 本发明将进入发动机气缸盖的润滑油通过凸轮轴前后端的轴承盖 内的润滑油供应通道引入发动机气缸盖的润滑部件气门摇臂、 摇臂滚轮、 凸 轮轴, 可以省略辅助进油管, 简化了装配工序, 结构简单, 同时也降低了成 本。
(2)、 本发明通过在摇臂滚轮轴上设置与气门摇臂出油孔接续的润滑油 孔且在沿周方向形成润滑凹槽来实现摇臂滚轮的润滑, 结构简单可靠。
附图说明
图 1为本发明的气缸盖前端润滑油路的主视图。
图 2为本发明的气缸盖后端润滑油路的主视图。
图 3为本发明中凸轮轴的轴颈润滑油路结构示意图。
图 4为本发明中气门摇臂润滑油路的结构示意图。
图 5为本发明中气门摇臂衬套的润滑油槽结构示意图。
图 6为本发明中摇臂滚轮的润滑油路的结构示意图。
具体实施方式
下面结合具体附图和实施例对本发明作进一步说明。
如图所示, 本发明主要由气缸盖本体 1、 凸轮轴前轴承盖 2、 密封圈 3、 凸轮轴轴瓦 4、 凸轮轴 5、 摇臂轴 6、 凸轮轴后轴承盖 7、 凸轮轴中间轴承盖 8、 定位套 9、 摇臂轴螺栓 10、 气门摇臂衬套 11、 气门摇臂 12、 摇臂滚轮轴 13与摇臂滚轮 14等部件构成。
该气缸盖的润滑结构, 包括气缸盖本体 1 与摇臂轴 6, 在气缸盖本体 1 上固定安装的凸轮轴前轴承盖 2、 凸轮轴中间轴承盖 8与凸轮轴后轴承盖 7, 在凸轮轴前轴承盖 2、 凸轮轴中间轴承盖 8与凸轮轴后轴承盖 7内部均设有 凸轮轴轴瓦 4,所述的摇臂轴 6安装在凸轮轴前轴承盖 2、凸轮轴中间轴承盖 8与凸轮轴后轴承盖 7上, 摇臂轴螺栓将摇臂轴 6、 凸轮轴前轴承盖 2、 凸轮 轴中间轴承盖 8、 凸轮轴后轴承盖 7与气缸盖本体 1 固定一体, 在摇臂轴 6 上通过气门摇臂衬套 11安装有气门摇臂 12,在气门摇臂 12上安装有摇臂滚 轮轴 13, 在摇臂滚轮轴 13上安装有摇臂滚轮 14;
在气缸盖本体 1的前端内部开设有气缸盖前端润滑油孔 la, 在气缸盖本 体 1的后端内部开设有气缸盖后端润滑油孔 lb,在凸轮轴中间轴承盖 8位置 的气缸盖本体 1的端面上开始有气缸盖润滑油槽 lc;
在凸轮轴前轴承盖 2内开设有凸轮轴前轴承盖润滑油孔 2a, 在凸轮轴后 轴承盖 7内开设有凸轮轴后轴承盖润滑油孔 7a;
在凸轮轴轴瓦 4内开设有凸轮轴轴瓦润滑油孔 4a;
在摇臂轴 6上开设有摇臂轴进油孔 6c, 在摇臂轴 6的中轴线方向开设有 摇臂轴轴向润滑油孔 6a,摇臂轴 6的径向方向开设有摇臂轴径向润滑油孔 6b, 摇臂轴进油孔 6c与摇臂轴轴向润滑油孔 6a连通,摇臂轴轴向润滑油孔 6a与 摇臂轴径向润滑油孔 6b连通;
在气门摇臂衬套 11的内壁周向开设有气门摇臂衬套润滑油槽 l la, 在气 门摇臂衬套 11的径向上开设有气门摇臂衬套润滑油孔 l ib, 气门摇臂衬套润 滑油槽 11a与气门摇臂衬套润滑油孔 l ib连通;
在气门摇臂 12内开设有气门摇臂润滑油孔 12a;
在摇臂滚轮轴 13 内开设有摇臂滚轮轴润滑油孔 13a, 在摇臂滚轮轴 13 的外壁周向开设有摇臂滚轮轴润滑油槽 13b, 摇臂滚轮轴润滑油孔 13a与摇 臂滚轮轴润滑油槽 13b连通;
所述的气缸盖前端润滑油孔 la与凸轮轴前轴承盖润滑油孔 2a连通, 凸 轮轴前轴承盖润滑油孔 2a与其对应的凸轮轴轴瓦润滑油孔 4a连通; 所述的 气缸盖后端润滑油孔 lb与凸轮轴后轴承盖润滑油孔 7a连通, 凸轮轴后轴承 盖润滑油孔 7a与其对应的凸轮轴轴瓦润滑油孔 4a连通; 气缸盖润滑油槽 lc 与其对应的凸轮轴轴瓦润滑油孔 4a连通;
所述的凸轮轴前轴承盖润滑油孔 2a、 凸轮轴后轴承盖润滑油孔 7a均与 摇臂轴进油孔 6c连通;摇臂轴径向润滑油孔 6b与气门摇臂衬套润滑油槽 11a 连通, 气门摇臂衬套润滑油孔 l ib与气门摇臂润滑油孔 12a连通, 气门摇臂 润滑油孔 12a与摇臂滚轮轴润滑油孔 13a连通。
所述的摇臂轴螺栓 10外套接有定位套 9,在所述定位套 9的内壁与摇臂 轴螺栓 10外壁形成润滑油槽 9a, 所述的润滑油槽 9a—端与摇臂轴轴向润滑 油孔 6a连通, 润滑油槽 9a另一端与凸轮轴轴瓦润滑油孔 4a连通。
所述摇臂滚轮轴润滑油孔 13a为圆形直孔, 且摇臂滚轮轴润滑油孔 13a 的轴线与摇臂滚轮轴 13的轴线呈锐角相交。
如图 1所示, 从机体前端出来的润滑油途经气缸盖本体 1的气缸盖前端 润滑油孔 la进入凸轮轴前轴承盖 2的凸轮轴前轴承盖润滑油孔 2a, 气缸盖 前端润滑油孔 la与凸轮轴前轴承盖润滑油孔 2a之间通过密封圈 3密封, 途 经凸轮轴前轴承盖润滑油孔 2a的润滑油分成两路,一路润滑油通过凸轮轴轴 瓦润滑油孔 4a进入凸轮轴轴瓦 4的内孔润滑凸轮轴 5的前端主轴颈;另一路 润滑油进入摇臂轴进油孔 6c,润滑油汇集于摇臂轴轴向润滑油孔 6a, 由摇臂 轴径向润滑油孔 6b分散出去; 凸轮轴前轴承盖润滑油孔 2a与摇臂轴进油孔 6c之间通过密封圈 3密封。
如图 2所示,从机体后端出来的润滑油途径气缸盖后端润滑油孔 lb进入 凸轮轴后轴承盖润滑油孔 7a, 气缸盖后端润滑油孔 lb与凸轮轴后轴承盖润 滑油孔 7a之间通过密封圈 3密封, 途经凸轮轴后轴承盖润滑油孔 7a的润滑 孔润滑凸轮轴 5的后端主轴颈; 另一路润滑油进入摇臂轴进油孔 6c,、润滑油 汇集于摇臂轴轴向润滑油孔 6a, 由摇臂轴径向润滑油孔 6b分散出去; 凸轮 轴后轴承盖润滑油孔 7a与摇臂轴进油孔 6c之间通过密封圈 3密封。
如图 3所示, 凸轮轴 5的中间支撑轴颈的润滑油来源于汇集在摇臂轴轴 向润滑油孔 6a的润滑油, 汇集于摇臂轴轴向润滑油孔 6a的润滑油途径定位 气缸盖本体 1与凸轮轴中间轴承盖 8的定位套润滑油槽 9a,润滑油从凸轮轴 中间轴承盖 8的摇臂轴螺栓 10与定位套 9形成的润滑油槽 9a的间隙流入气 缸盖润滑油槽 lc, 经过凸轮轴轴瓦润滑油孔 4a进入凸轮轴轴瓦 4的内孔润 滑凸轮轴 5的中间主轴颈, 此结构共有 5处, 可根据发动机气缸的数量相应 增加或减少此结构的数量。
如图 4、 图 5所示, 汇集于摇臂轴轴向润滑油孔 6a的润滑油另一路通过 摇臂轴径向润滑油孔 6b进入气门摇臂衬套润滑油槽 l la,在机油压力与气门 摇臂 12的回转运动中气门摇臂衬套润滑油槽 11a的润滑油一部分被引入到气 门摇臂 12的润滑部, 此结构共有 12处, 可根据发动机气缸的数量相应增加 或减少此结构的数量。
如图 4、 图 5、 图 6所示, 被引入气门摇臂衬套润滑油槽 11a的润滑油 除一部分如图 4所示用于润滑气门摇臂 12的润滑部外,另一部分则通过与气 门摇臂衬套润滑油槽 11a横向油槽相通的气门摇臂衬套润滑油孔 l ib, 途径 气门摇臂衬套润滑油孔 l ib 的润滑油被引入与其相连的气门摇臂润滑油槽 12a, 最后通过气门摇臂润滑油孔 12a将润滑油引入到摇臂滚轮轴润滑油孔 13a, 途经摇臂滚轮轴润滑油孔 13a 的润滑油最后通过摇臂滚轮轴润滑油槽 13b润滑摇臂滚轮 14的润滑部, 此结构共有 12处, 可根据发动机气缸的数 量相应增加或减少此结构的数量。
Claims
1、 一种气缸盖的润滑结构, 包括气缸盖本体 (1) 与摇臂轴 (6), 在气 缸盖本体 (1) 上固定安装的凸轮轴前轴承盖 (2)、 凸轮轴中间轴承盖 (8) 与凸轮轴后轴承盖 (7), 在凸轮轴前轴承盖 (2)、 凸轮轴中间轴承盖 (8) 与 凸轮轴后轴承盖 (7) 内部均设有凸轮轴轴瓦 (4), 所述的摇臂轴 (6) 安装 在凸轮轴前轴承盖(2)、 凸轮轴中间轴承盖 (8)与凸轮轴后轴承盖(7)上, 摇臂轴螺栓 (10) 将摇臂轴 (6)、 凸轮轴前轴承盖 (2)、 凸轮轴中间轴承盖
(8)、 凸轮轴后轴承盖 (7) 与气缸盖本体 (1) 固定一体, 在摇臂轴 (6) 上 通过气门摇臂衬套 (11) 安装有气门摇臂 (12), 在气门摇臂 (12)上安装有 摇臂滚轮轴 (13), 在摇臂滚轮轴 (13)上安装有摇臂滚轮(14); 其特征是: 所述气缸盖本体 (1) 的前端内部开设有气缸盖前端润滑油孔 (la), 在 气缸盖本体 (1) 的后端内部开设有气缸盖后端润滑油孔 (lb), 在凸轮轴中 间轴承盖(8)位置的气缸盖本体(1)的端面上开始有气缸盖润滑油槽(lc);
在凸轮轴前轴承盖 (2) 内开设有凸轮轴前轴承盖润滑油孔 (2a), 在凸 轮轴后轴承盖 (7) 内开设有凸轮轴后轴承盖润滑油孔 (7a);
在摇臂轴 (6) 上开设有摇臂轴进油孔 (6c), 在摇臂轴 (6) 的中轴线方 向开设有摇臂轴轴向润滑油孔 (6a), 摇臂轴 (6) 的径向方向开设有摇臂轴 径向润滑油孔(6b), 摇臂轴进油孔(6c)与摇臂轴轴向润滑油孔(6a)连通, 摇臂轴轴向润滑油孔 (6a) 与摇臂轴径向润滑油孔 (6b) 连通;
所述的气缸盖前端润滑油孔 (la) 与凸轮轴前轴承盖润滑油孔 (2a) 连 通, 凸轮轴前轴承盖润滑油孔 (2a) 与其对应的凸轮轴轴瓦润滑油孔 (4a) 连通; 所述的气缸盖后端润滑油孔 (lb) 与凸轮轴后轴承盖润滑油孔 (7a) 连通, 凸轮轴后轴承盖润滑油孔(7a)与其对应的凸轮轴轴瓦润滑油孔(4a) 连通; 气缸盖润滑油槽 (lc) 与其对应的凸轮轴轴瓦润滑油孔 (4a) 连通。
2、如权利要求 1所述的气缸盖的润滑结构, 其特征是: 所述的摇臂轴螺 栓 (10) 外套接有定位套 (9), 所述定位套 (9) 的内壁与摇臂轴螺栓 (10) 的外壁形成润滑油槽(9a), 所述的润滑油槽(9a)—端与摇臂轴轴向润滑油 孔 (6a) 连通, 润滑油槽 (9a) 另一端与凸轮轴轴瓦润滑油孔 (4a) 连通。
3、如权利要求 1所述的气缸盖的润滑结构, 其特征是: 所述凸轮轴轴瓦 (4) 内开设有凸轮轴轴瓦润滑油孔 (4a)。
4、如权利要求 1所述的气缸盖的润滑结构,其特征是:所述气门摇臂(12 ) 内开设有气门摇臂润滑油孔 (12a)。
5、如权利要求 1所述的气缸盖的润滑结构, 其特征是: 所述摇臂滚轮轴 ( 13 ) 内开设有摇臂滚轮轴润滑油孔 (13a), 在摇臂滚轮轴 (13 ) 的外壁周 向开设有摇臂滚轮轴润滑油槽(13b) , 摇臂滚轮轴润滑油孔(13a)与摇臂滚 轮轴润滑油槽 (13b) 连通。
6、如权利要求 1所述的气缸盖的润滑结构, 其特征是: 所述气门摇臂衬 套 (11 ) 的内壁周向开设有气门摇臂衬套润滑油槽 (l la), 在气门摇臂衬套
( 11 ) 的径向上开设有气门摇臂衬套润滑油孔 (l ib), 气门摇臂衬套润滑油 槽 (11a) 与气门摇臂衬套润滑油孔 (l ib) 连通。
7、如权利要求 1所述的气缸盖的润滑结构, 其特征是: 所述凸轮轴前轴 承盖润滑油孔(2a)、 凸轮轴后轴承盖润滑油孔(7a)均与摇臂轴进油孔(6c) 连通; 摇臂轴径向润滑油孔 (6b) 与气门摇臂衬套润滑油槽 (11a)连通, 气 门摇臂衬套润滑油孔 (l ib) 与气门摇臂润滑油槽 (12a) 连通, 气门摇臂润 滑油孔 (12a) 与摇臂滚轮轴润滑油孔 (13a) 连通。
8、如权利要求 5所述的气缸盖的润滑结构, 其特征是: 所述摇臂滚轮轴 润滑油孔 (13a) 为圆形直孔, 且摇臂滚轮轴润滑油孔 (13a) 的轴线与摇臂 滚轮轴 (13 ) 的轴线呈锐角相交。
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Cited By (3)
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US20220252000A1 (en) * | 2021-02-05 | 2022-08-11 | Honda Motor Co., Ltd. | Engine, outboard motor, and watercraft |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4537166A (en) * | 1982-09-27 | 1985-08-27 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating arrangement in valve mechanism of an overhead camshaft engine |
US4773361A (en) * | 1985-08-08 | 1988-09-27 | Honda Giken Kogyo Kabushiki Kaisha | Overhead cam type four-valve actuating apparatus for internal combustion engine |
US5186130A (en) * | 1990-06-08 | 1993-02-16 | Melchior Jean F | Camshaft control device |
JP3658848B2 (ja) * | 1996-03-29 | 2005-06-08 | マツダ株式会社 | 動弁装置の潤滑油路構造 |
CN101344024A (zh) * | 2008-08-22 | 2009-01-14 | 奇瑞汽车股份有限公司 | 一种具有新型油路的发动机 |
CN201284678Y (zh) * | 2008-10-15 | 2009-08-05 | 奇瑞汽车股份有限公司 | 发动机凸轮轴润滑装置 |
CN201367926Y (zh) * | 2009-02-17 | 2009-12-23 | 奇瑞汽车股份有限公司 | 一种发动机凸轮轴轴承盖 |
CN101956625A (zh) * | 2010-10-31 | 2011-01-26 | 无锡开普动力有限公司 | 一种气缸盖的润滑结构 |
CN201858036U (zh) * | 2010-10-31 | 2011-06-08 | 无锡开普动力有限公司 | 一种气缸盖的润滑结构 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6210403Y2 (zh) * | 1980-12-31 | 1987-03-11 | ||
DE19752381A1 (de) * | 1997-11-26 | 1999-05-27 | Volkswagen Ag | Zylinderkopf für eine Brennkraftmaschine mit Pumpedüse-Einheit |
-
2010
- 2010-10-31 CN CN2010105264239A patent/CN101956625B/zh active Active
-
2011
- 2011-07-11 WO PCT/CN2011/001142 patent/WO2012055150A1/zh active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4537166A (en) * | 1982-09-27 | 1985-08-27 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating arrangement in valve mechanism of an overhead camshaft engine |
US4773361A (en) * | 1985-08-08 | 1988-09-27 | Honda Giken Kogyo Kabushiki Kaisha | Overhead cam type four-valve actuating apparatus for internal combustion engine |
US5186130A (en) * | 1990-06-08 | 1993-02-16 | Melchior Jean F | Camshaft control device |
JP3658848B2 (ja) * | 1996-03-29 | 2005-06-08 | マツダ株式会社 | 動弁装置の潤滑油路構造 |
CN101344024A (zh) * | 2008-08-22 | 2009-01-14 | 奇瑞汽车股份有限公司 | 一种具有新型油路的发动机 |
CN201284678Y (zh) * | 2008-10-15 | 2009-08-05 | 奇瑞汽车股份有限公司 | 发动机凸轮轴润滑装置 |
CN201367926Y (zh) * | 2009-02-17 | 2009-12-23 | 奇瑞汽车股份有限公司 | 一种发动机凸轮轴轴承盖 |
CN101956625A (zh) * | 2010-10-31 | 2011-01-26 | 无锡开普动力有限公司 | 一种气缸盖的润滑结构 |
CN201858036U (zh) * | 2010-10-31 | 2011-06-08 | 无锡开普动力有限公司 | 一种气缸盖的润滑结构 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3450706A1 (de) * | 2017-08-18 | 2019-03-06 | MAN Truck & Bus AG | Vorrichtung zum drehbaren lagern einer nockenwelle |
EP3842622A1 (de) * | 2017-08-18 | 2021-06-30 | MAN Truck & Bus SE | Vorrichtung zum drehbaren lagern einer nockenwelle |
RU2771909C2 (ru) * | 2017-08-18 | 2022-05-13 | Ман Трак Энд Бас Аг | Устройство для установки распределительного вала с возможностью вращения и транспортное средство с данным устройством |
US20220252000A1 (en) * | 2021-02-05 | 2022-08-11 | Honda Motor Co., Ltd. | Engine, outboard motor, and watercraft |
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CN101956625A (zh) | 2011-01-26 |
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