CN107654269A - A kind of wear-resistant automobile rocker - Google Patents
A kind of wear-resistant automobile rocker Download PDFInfo
- Publication number
- CN107654269A CN107654269A CN201710818336.2A CN201710818336A CN107654269A CN 107654269 A CN107654269 A CN 107654269A CN 201710818336 A CN201710818336 A CN 201710818336A CN 107654269 A CN107654269 A CN 107654269A
- Authority
- CN
- China
- Prior art keywords
- pin
- lubricating oil
- oil
- bearing
- rocker
- 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.)
- Pending
Links
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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
The invention discloses a kind of wear-resistant automobile rocker, including idler wheel type swinging arm head, pin, rocking arm, bearing, screwed hole, lubricating oil oilhole, lubricating oil pin oil circuit, lubricating oil pin oil pocket, lubricating oil connects oil circuit, pin extracts hole, pin chamfering, PVD coatings and lubricating oil bearing oil circuit, rocker head placing chamber is provided with the rocking arm, bearing preformed hole and screwed hole, wherein rocker head placing chamber is also associated with the pin preformed hole through horizontal rocking arm, installation bearing in bearing preformed hole, screwed hole is used to install the valve adjusting screw closed with corresponding threaded holes and the locking nut being engaged with valve adjusting screw, idler wheel type swinging arm head is arranged in rocker head placing chamber by pin through pin preformed hole, PVD coatings are scribbled at the valve contacts of the idler wheel type swinging arm head and automobile engine cylinder.Its service life is longer compared to common automobile rocker by the present invention, and production cost is increased few.
Description
Technical field
The present invention relates to auto parts field, more particularly, to a kind of wear-resistant automobile rocker.
Background technology
Automobile rocker is the important meals accessory of internal combustion automobile engine.Automobile rocker is arranged on rocker arm shaft, is used for
Control the opening and closing of automobile engine cylinder inlet and outlet door.Automobile rocker has curved boom lever, is shaken in the middle part of curved boom lever
Arm axle hole, there is the oilhole communicated with rocker shaft hole on curved boom lever, one end of curved boom lever is drive end, and drive end has drive shaft
Mounting hole is held, the other end of crook of the arm arm bar is triggering end, and triggering end has hydraulic tappet inlaid hole.Before use, in automobile rocker
Drive end installation driving bearing, inlay hydraulic tappet in triggering end.The rocker shaft hole of automobile rocker is arranged on rocker arm shaft
Afterwards, for driving bearing by being connected to driving cam even and transmission device with bent axle, triggering end is against inlet valve or the row of cylinder
On valve.
During running car, bent axle drives cam rotation, and the actuated by cams automobile rocker of rotation is led to around rocker arm shaft reciprocally swinging
The hydraulic tappet control engine valve for crossing triggering end opens and closes successively.
The rocker shaft hole of automobile rocker is friction pair with rocker arm shaft, and hydraulic tappet inlaid hole and hydraulic tappet are also one
To friction pair.For automobile when running at high speed, the rotating speed of automobile engine crankshaft is very high, and automobile rocker is around rocker arm shaft reciprocally swinging
Frequency is very high, and in order to reduce between rocker shaft hole and rocker arm shaft, between hydraulic tappet inlaid hole and hydraulic tappet, friction pair rubs
Coefficient is wiped, the abrasion of friction pair is reduced, is to be injected by oilhole into rocker shaft hole and hydraulic tappet inlaid hole in the prior art
Lubricating oil.
This automobile rocker and the friction of the friction pair and hydraulic tappet inlaid hole and hydraulic tappet composition of rocker arm shaft composition
Pair simply reduces coefficient of friction with lubricating oil, and the automobile rocker anti-wear performance of aluminium alloy compression casting is not fine.So rocker arm shaft
Hole and rocker arm shaft composition friction pair and hydraulic tappet inlaid hole and hydraulic tappet composition friction pair between coefficient of friction be not
Very low, the anti-wear performance of automobile rocker is not fine.
The content of the invention
The present invention is to overcome the above situation insufficient, it is desirable to provide a kind of technical scheme that can be solved the above problems.
A kind of wear-resistant automobile rocker, including idler wheel type swinging arm head, pin, rocking arm, bearing, screwed hole, lubricating oil oilhole,
Lubricating oil pin oil circuit, lubricating oil pin oil pocket, lubricating oil connection oil circuit, pin extract hole, pin chamfering, PVD coatings and profit
Lubricating oil bearing oil circuit, rocker head placing chamber, bearing preformed hole and screwed hole, wherein rocker head placing chamber are provided with also on the rocking arm
The pin preformed hole through horizontal rocking arm is associated with, bearing is installed in bearing preformed hole, screwed hole is used to install and screwed hole phase
The valve adjusting screw of cooperation and the locking nut being engaged with valve adjusting screw, pin pass through pin preformed hole
Idler wheel type swinging arm head is arranged in rocker head placing chamber, the contact position of the idler wheel type swinging arm head and pin is coated with PVD coatings.
As the further scheme of the present invention：The pin includes lubricating oil oilhole, lubricating oil pin oil circuit, lubricating oil pin
Nail oil pocket connects oil circuit with lubricating oil, and wherein lubricating oil oilhole is opened on the circular flat of pin, and lubricating oil oilhole connects pin
Internal lubricating oil pin oil circuit, lubricating oil pin oil circuit are eventually leading to be opened in the lubricating oil pin oil pocket in the cambered surface of pin
On, the lubricating oil pin oil pocket has two, two lubricating oil pin oil pockets by lubricating oil pin oil circuit intercommunication, one of them
Lubricating oil pin oil pocket also connects lubricating oil connection oil circuit in addition to being connected with lubricating oil pin oil circuit.
As the further scheme of the present invention：The pin also includes pin excision hole and pin chamfering, wherein pin are plucked
Except hole is opened on two circular flats of pin, and completely through pin, in two circular flats of pin and the connection of cambered surface
Place's car has pin chamfering.
As the further scheme of the present invention：The PVD coatings are not plated in the Zone Full of pin cambered surface, PVD coatings
Coating area arc range be 135 °~150 °.
As the further scheme of the present invention：The Bearing inner is provided with lubricating oil bearing oil circuit, and lubricating oil bearing
Oil circuit is connected oil circuit with lubricating oil and communicated, and Lubricating Oil is connected with lubricating oil pin oil circuit eventually through lubricating oil pin oil pocket
Hole.
As the further scheme of the present invention：The idler wheel type swinging arm head and pin are all made up of GCr15 bearing steels.
As the further scheme of the present invention：The rocking arm is integrally made up of QT500-7 spheroidal graphite cast-iron.
Compared with prior art, the beneficial effects of the invention are as follows：Compared to common automobile rocker, it uses the longevity to the present invention
Order longer, and production cost is increased few.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of wear-resistant automobile rocker.
Fig. 2 is the upward view of wear-resistant automobile rocker.
Fig. 3 is the face upwarding section of wear-resistant automobile rocker.
Fig. 4 is the structural representation of the pin of wear-resistant automobile rocker.
Fig. 5 is the structural representation of the rocker head of wear-resistant automobile rocker.
In figure：Idler wheel type swinging arm is first 1, pin 2, rocking arm 3, bearing 4, screwed hole 5, lubricating oil oilhole 21, lubricating oil pin
Oil circuit 22, lubricating oil pin oil pocket 23, lubricating oil connection oil circuit 24, pin extract hole 25, pin chamfering 26, the and of PVD coatings 27
Lubricating oil bearing oil circuit 41.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~5, in the embodiment of the present invention, a kind of wear-resistant automobile rocker, including idler wheel type swinging arm is first 1, pin
2nd, rocking arm 3, bearing 4, screwed hole 5, lubricating oil oilhole 21, lubricating oil pin oil circuit 22, lubricating oil pin oil pocket 23, lubricating oil connect
Oil circuit 24, pin excision hole 25, pin chamfering 26, PVD coatings 27 and lubricating oil bearing oil circuit 41 are connect, is provided with the rocking arm 3
Rocker head placing chamber, bearing preformed hole and screwed hole 5, wherein rocker head placing chamber are also associated with the pin through horizontal rocking arm 3
Preformed hole, the interior installation bearing 4 of bearing preformed hole, screwed hole 5 are used to install the valve adjusting screw being engaged with screwed hole 5
With the locking nut being engaged with valve adjusting screw, idler wheel type swinging arm first 1 is arranged on by pin 2 through pin preformed hole
In rocker head placing chamber, the idler wheel type swinging arm first 1 is coated with PVD coatings 27 with the contact position of pin 2.
The pin 2 includes lubricating oil oilhole 21, lubricating oil pin oil circuit 22, lubricating oil pin oil pocket 23 and lubricating oil and connected
Oil circuit 24 is connect, wherein lubricating oil oilhole 21 is opened on the circular flat of pin 2, the profit that lubricating oil oilhole 21 is connected inside pin 2
Lubricating oil pin oil circuit 22, lubricating oil pin oil circuit 22 are eventually leading on the lubricating oil pin oil pocket 23 that is opened in the cambered surface of pin 2,
The lubricating oil pin oil pocket 23 has two, two lubricating oil pin oil pockets 23 by the intercommunication of lubricating oil pin oil circuit 22, wherein
One lubricating oil pin oil pocket 23 also connects lubricating oil connection oil circuit 24 in addition to being connected with lubricating oil pin oil circuit 22.
The pin 2 also includes pin and extracts hole 25 and pin chamfering 26, and wherein pin extracts hole 25 and is opened in the two of pin 2
On individual circular flat, and completely through pin 2, there is pin chamfering in two circular flats of pin 2 and the junction car of cambered surface
26。
The PVD coatings 27 are not plated in the Zone Full of the cambered surface of pin 2, the radian model of the coating area of PVD coatings 27
Enclose for 135 °~150 °.
Lubricating oil bearing oil circuit 41 is provided with inside the bearing 4, and lubricating oil bearing oil circuit 41 is connected oil with lubricating oil
Road 24 is communicated, and lubricating oil oilhole 21 is connected with lubricating oil pin oil circuit 22 eventually through lubricating oil pin oil pocket 23.
The idler wheel type swinging arm first 1 and pin 2 are all made up of GCr15 bearing steels.
The rocking arm 3 is overall to be made up of QT500-7 spheroidal graphite cast-iron.
The present invention operation principle be：
In order to extend the service life of automobile rocker, oil circuit of the present invention except being designed with lubricating oil in pin 2 and bearing 4
Outside, anti abrasive PVD coatings 27 are also coated with the cambered surface of pin 2, and PVD coatings 27 are only plated in the cambered surface of pin 2
Regional area, production cost can also be controlled in addition to it can increase the service life of automobile rocker.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (7)
1. a kind of wear-resistant automobile rocker, including idler wheel type swinging arm head (1), pin (2), rocking arm (3), bearing (4), screwed hole
(5) and PVD coatings (27), it is characterised in that be provided with rocker head placing chamber, bearing preformed hole and screwed hole on the rocking arm (3)
(5), wherein rocker head placing chamber is also associated with the pin preformed hole through horizontal rocking arm (3), and bearing is installed in bearing preformed hole
(4), screwed hole (5) is used to install the valve adjusting screw and and valve adjusting screw being engaged with screwed hole (5)
Idler wheel type swinging arm head (1) is arranged in rocker head placing chamber by the locking nut being engaged, pin (2) through pin preformed hole,
The idler wheel type swinging arm head (1) and the contact position of pin (2) are coated with PVD coatings (27).
2. wear-resistant automobile rocker according to claim 1, it is characterised in that the pin (2) includes lubricating oil oilhole
(21), lubricating oil pin oil circuit (22), lubricating oil pin oil pocket (23) connect oil circuit (24), wherein lubricating oil oilhole with lubricating oil
(21) it is opened on the circular flat of pin (2), lubricating oil oilhole (21) connects the internal lubricating oil pin oil circuit of pin (2)
(22), lubricating oil pin oil circuit (22) is eventually leading on the lubricating oil pin oil pocket (23) that is opened in the cambered surface of pin (2), described
Lubricating oil pin oil pocket (23) has two, two lubricating oil pin oil pockets (23) by lubricating oil pin oil circuit (22) intercommunication, its
In a lubricating oil pin oil pocket (23) in addition to being connected with lubricating oil pin oil circuit (22) also connect lubricating oil connection oil circuit
(24)。
3. wear-resistant automobile rocker according to claim 1, it is characterised in that the pin (2) also includes pin and extractd
Hole (25) and pin chamfering (26), wherein pin are extractd hole (25) and are opened on two circular flats of pin (2), and completely through
Pin (2), there is pin chamfering (26 in two circular flats of pin (2) and the junction car of cambered surface）.
4. wear-resistant automobile rocker according to claim 1, it is characterised in that the PVD coatings (27) are not plated in pin
The Zone Full of (2) cambered surface is followed closely, the arc range of the coating area of PVD coatings (27) is 135 °~150 °.
5. the wear-resistant automobile rocker according to claim 1 or claim 2, it is characterised in that the bearing (4) is internal
Lubricating oil bearing oil circuit (41) is provided with, and lubricating oil bearing oil circuit (41) is connected oil circuit (24) with lubricating oil and communicated, it is final logical
Cross lubricating oil pin oil pocket (23) and connect lubricating oil oilhole (21) with lubricating oil pin oil circuit (22).
6. wear-resistant automobile rocker according to claim 1, it is characterised in that the idler wheel type swinging arm head (1) and pin
(2) all it is made up of GCr15 bearing steels.
7. wear-resistant automobile rocker according to claim 1, it is characterised in that it is by QT500-7 that the rocking arm (3) is overall
Spheroidal graphite cast-iron is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818336.2A CN107654269A (en) | 2017-09-12 | 2017-09-12 | A kind of wear-resistant automobile rocker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818336.2A CN107654269A (en) | 2017-09-12 | 2017-09-12 | A kind of wear-resistant automobile rocker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654269A true CN107654269A (en) | 2018-02-02 |
Family
ID=61129643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710818336.2A Pending CN107654269A (en) | 2017-09-12 | 2017-09-12 | A kind of wear-resistant automobile rocker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654269A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552751A (en) * | 2019-09-18 | 2019-12-10 | 广西玉柴机器股份有限公司 | take lubricating structure's inside and outside roller type rocking arm |
| CN110847996A (en) * | 2019-10-14 | 2020-02-28 | 中国北方发动机研究所(天津) | Light titanium alloy composite material rocker arm for engine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201246196Y (en) * | 2008-09-02 | 2009-05-27 | 姜福奎 | Automobile engine overhead camshaft rock arm with pulley |
| CN101929362A (en) * | 2010-09-28 | 2010-12-29 | 无锡锡州机械有限公司 | Cam follow-up device of engine |
| CN204163780U (en) * | 2014-08-29 | 2015-02-18 | 铁岭天河机械制造有限责任公司 | A kind of automobile rocker |
| CN104533562A (en) * | 2015-01-04 | 2015-04-22 | 宁波中和汽配有限公司 | Valve rocker for automobile engine |
| CN205779077U (en) * | 2016-05-27 | 2016-12-07 | 台州威德隆机械有限公司 | A kind of rocker arm assembly |
-
2017
- 2017-09-12 CN CN201710818336.2A patent/CN107654269A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201246196Y (en) * | 2008-09-02 | 2009-05-27 | 姜福奎 | Automobile engine overhead camshaft rock arm with pulley |
| CN101929362A (en) * | 2010-09-28 | 2010-12-29 | 无锡锡州机械有限公司 | Cam follow-up device of engine |
| CN204163780U (en) * | 2014-08-29 | 2015-02-18 | 铁岭天河机械制造有限责任公司 | A kind of automobile rocker |
| CN104533562A (en) * | 2015-01-04 | 2015-04-22 | 宁波中和汽配有限公司 | Valve rocker for automobile engine |
| CN205779077U (en) * | 2016-05-27 | 2016-12-07 | 台州威德隆机械有限公司 | A kind of rocker arm assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552751A (en) * | 2019-09-18 | 2019-12-10 | 广西玉柴机器股份有限公司 | take lubricating structure's inside and outside roller type rocking arm |
| CN110847996A (en) * | 2019-10-14 | 2020-02-28 | 中国北方发动机研究所(天津) | Light titanium alloy composite material rocker arm for engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |
|
| RJ01 | Rejection of invention patent application after publication |