CN108952869A - A kind of automobile-used camshaft of high intensity rigidity rub resistance - Google Patents
A kind of automobile-used camshaft of high intensity rigidity rub resistance Download PDFInfo
- Publication number
- CN108952869A CN108952869A CN201810921479.0A CN201810921479A CN108952869A CN 108952869 A CN108952869 A CN 108952869A CN 201810921479 A CN201810921479 A CN 201810921479A CN 108952869 A CN108952869 A CN 108952869A
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- China
- Prior art keywords
- cam
- camshaft
- wear
- transmission shaft
- resisting ring
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The invention discloses a kind of automobile-used camshaft of high-intensitive rigidity rub resistance, including transmission shaft body and camshaft, the transmission shaft body is provided with the first rotation axis, second driving shaft, left connector, connection bearing, transmission gear and stablizes flywheel；The camshaft is provided with the first cam, the first positioning frame, the first wear-resisting ring, the second cam, the second positioning frame, the second wear-resisting ring and cam and unloads power chamber, stablize camshaft operating rate when stabilization flywheel of the invention works convenient for automobile-used camshaft, guarantees the normal transmission of camshaft；First wear-resisting ring improves the wear resistance of camshaft, and then improves the service life of camshaft entirety；Cam, which unloads power chamber, reduces cam stress, further improves the service life of camshaft；Internal thread connecting piece connects camshaft according to installation requirement convenient for user；The characteristics of design structure of the invention is simple, and favorable working performance is practical, sufficiently presents modernization instruments, development prospect is very good.
Description
Technical field
The present invention relates to a kind of auto parts field, the automobile-used camshaft of specifically a kind of high intensity rigidity rub resistance.
Background technique
Camshaft is a component in piston engine.Its effect is to control the unlatching and closed action of valve.Though
So in four-stroke engine the revolving speed of camshaft be crankshaft half (in the two stroke engine revolving speed and crankshaft of camshaft
It is identical), but usually it revolving speed it is still very high, and need to bear very big torque, thus in designing to camshaft strong
The requirement of degree and support aspect is very high, and material is usually superior alloy steel or steel alloy.Since valve motion rule is related to
The power and service performance of one engine, thus camshaft design in the design process of engine in occupation of highly important
Status.
After existing camshaft is used for a long time, because easily there is unstability, to entire transmission process the problem of loss
Bring strong influence and hidden danger；And in camshaft use process, there can be certain degree of friction, camshaft is caused to occur
Certain abrasion, existing camshaft rub resistance is inadequate, after long-time service, it may appear that biggish abrasion.
Summary of the invention
The purpose of the present invention is to provide a kind of automobile-used camshafts of high-intensitive rigidity rub resistance, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of automobile-used camshaft of high intensity rigidity rub resistance, including transmission shaft body and camshaft；The transmission shaft sheet
Body is provided with the first rotation axis, second driving shaft, left connector, connection bearing, transmission gear and stablizes flywheel；The camshaft
It is provided with the first cam, the first positioning frame, the first wear-resisting ring, the second cam, the second positioning frame, the second wear-resisting ring, cam
It unloads power chamber, transition plates, outer support set, connecting plate, unload power spring, internal thread connecting piece；First transmission shaft and the second transmission
Axis connects with one heart, and the length of the first transmission shaft is greater than the length of second driving shaft, and the diameter of second driving shaft is greater than the second transmission
The diameter of axis；The left connector is left side hollow cylinder, axis position and the first drive shaft axis position one
It causes, right end ground is welded and fixed with the first transmission shaft and links together；The connection bearing is arranged concentrically on left connector；
The transmission gear is arranged on the first transmission shaft；First cam is arranged on the first transmission shaft, and it is in driving cog
Between wheel and stable flywheel；There are two first positioning frames, is separately positioned on the left and right sides of the first cam；Described second
Cam is arranged in second driving shaft left end；There are two second positioning frames, is separately positioned on the left and right sides of the second cam；
The outer rim of the second cam is arranged in second wear-resisting ring, and the second wear-resisting ring drive shaft is detachable；The cam unloads the setting of power chamber
Inside second driving shaft；The transition plates is fixedly connected with the right side that second driving shaft is arranged in；The outer support is set on
The right side of transition plates, internal outer support set is cylindrical chamber；The connecting plate is arranged with power spring is unloaded in outer support sleeve cylindrical cavity
In chamber interior walls；It is connected in transition plates, is arranged inside support sleeve on the left of the internal thread connecting piece
As a further solution of the present invention: the right end of the first transmission shaft is arranged in the stable flywheel.
As further scheme of the invention: the outer rim of the first cam is arranged in first wear-resisting ring, and first is resistance to
It is detachably connected between grinding ring and the outer rim of the first cam.
Compared with prior art, the beneficial effects of the present invention are:
Stablize camshaft operating rate when stabilization flywheel of the invention works convenient for automobile-used camshaft, guarantees camshaft just
Often transmission；First wear-resisting ring improves the wear resistance of camshaft, and then improves the service life of camshaft entirety；Cam unloads power chamber drop
Low cam stress, further improves the service life of camshaft；Internal thread connecting piece is convenient for user according to installation requirement
Connect camshaft；Design structure of the invention is simple, and favorable working performance is practical, sufficiently presents the spy of modernization instruments
Point, development prospect are very good.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the automobile-used camshaft of high-intensitive rigidity rub resistance.
In figure: the left connector of 1-, 2- connection bearing, the first transmission shaft of 3-, 4- transmission gear, the first positioning frame of 5-, 6-
First wear-resisting ring, the first cam of 7-, 8- stablize flywheel, the second positioning frame of 9-, the second wear-resisting ring of 10-, the second cam of 11-, 12-
Second driving shaft, 13- cam unload power chamber, 14- transition plates, 15- outer support set, 16- connecting plate, 17- internal thread connecting piece, 18-
Unload power spring.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Referring to Fig. 1, a kind of automobile-used camshaft of high intensity rigidity rub resistance, including transmission shaft body and camshaft；Institute
It states transmission shaft body and is provided with the first rotation axis 3, second driving shaft 12, left connector 1, connection bearing 2, transmission gear 4 and steady
Determine flywheel 8；It is fixed that the camshaft is provided with the first cam 7, the first positioning frame 5, the first wear-resisting ring 6, the second cam 11, second
Position frame 9, the second wear-resisting ring 10, cam unload power chamber 13, transition plates 14, outer support set 15, connecting plate 16, unload power spring 18, is interior
Threaded connector 17；First transmission shaft 3 and second driving shaft 12 connect with one heart, and the length of the first transmission shaft 3 is greater than second
The length of transmission shaft 12, the diameter of second driving shaft 12 are greater than the diameter of second driving shaft 3；The left connector 1 is that left side is empty
Heart cylinder, axis position is consistent with 3 axis position of the first transmission shaft, and right end ground and the first transmission shaft 3 weld
It connects and is fixed together；The connection bearing 2 is arranged concentrically on left connector 1；The setting of transmission gear 4 is passed first
On moving axis 3；The right end of the first transmission shaft 3 is arranged in the stable flywheel 8, stablizes steady when flywheel 8 works convenient for automobile-used camshaft
Determine camshaft operating rate；First cam 7 is arranged on the first transmission shaft 3, and it is in transmission gear 4 and stablizes flywheel
Between 8；There are two first positioning frames 5, is separately positioned on the left and right sides of the first cam 7；First wear-resisting ring 6 is set
The outer rim in the first cam 7 is set, and is detachably connected between the first wear-resisting ring 6 and the outer rim of the first cam 7, the first wear-resisting ring 6
Improve camshaft bulk life time；Second cam 11 is arranged in 12 left end of second driving shaft；Second positioning frame 9 has two
It is a, it is separately positioned on the left and right sides of the second cam 11；The outer rim of the second cam 11 is arranged in second wear-resisting ring 10, described
The outer rim of the second cam 11 is arranged in second wear-resisting ring 10；The cam unloads power chamber 13 and is arranged inside second driving shaft 12, convex
Wheel, which unloads power chamber 13, reduces cam stress；The transition plates 14 is fixedly connected with the right side that second driving shaft 12 is arranged in；The outer branch
The right side of transition plates 14 is arranged in support set 15, and 15 inside of outer support set is cylindrical chamber；The connecting plate 16 with unload power spring 18
It is arranged on outer 15 cylindrical chamber's inner wall of support sleeve；It is connected in transition plates 14 on the left of the internal thread connecting piece 17, setting exists
Inside support sleeve 15, internal thread connecting piece 17 connects camshaft according to installation requirement convenient for user.
Stablize camshaft operating rate when stabilization flywheel of the invention works convenient for automobile-used camshaft, guarantees camshaft just
Often transmission；First wear-resisting ring improves the wear resistance of camshaft, and then improves the service life of camshaft entirety；Cam unloads power chamber drop
Low cam stress, further improves the service life of camshaft；Internal thread connecting piece is convenient for user according to installation requirement
Connect camshaft；Design structure of the invention is simple, and favorable working performance is practical, sufficiently presents the spy of modernization instruments
Point, development prospect are very good.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (3)
1. a kind of automobile-used camshaft of high intensity rigidity rub resistance, including transmission shaft body and camshaft；It is characterized in that, described
Transmission shaft body is provided with the first rotation axis, second driving shaft, left connector, connection bearing, transmission gear and stablizes flywheel；Institute
It states camshaft and is provided with the first cam, the first positioning frame, the first wear-resisting ring, the second cam, the second positioning frame, second wear-resisting
Circle, cam unload power chamber, transition plates, outer support set, connecting plate, unload power spring, internal thread connecting piece；First transmission shaft and
Two transmission shafts connect with one heart, and the length of the first transmission shaft is greater than the length of second driving shaft, and the diameter of second driving shaft is greater than the
The diameter of two transmission shafts；The left connector is left side hollow cylinder, axis position and the first drive shaft axis place
Position consistency, right end ground are welded and fixed with the first transmission shaft and link together；The connection bearing is arranged concentrically on left company
On junctor；The transmission gear is arranged on the first transmission shaft；First cam is arranged on the first transmission shaft, and it is in
Between transmission gear and stable flywheel；There are two first positioning frames, is separately positioned on the left and right sides of the first cam；Institute
The second cam is stated to be arranged in second driving shaft left end；There are two second positioning frames, is separately positioned on a left side for the second cam
Right two sides；Second wear-resisting ring is arranged in the outer rim of the second cam, the outer rim of the second wear-resisting ring drive shaft and the second cam it
Between be detachably connected；The cam unloads power chamber and is arranged inside second driving shaft；The transition plates, which is fixedly connected, to be arranged second
The right side of transmission shaft；The outer support is set on the right side of transition plates, and internal outer support set is cylindrical chamber；The connecting plate
It is arranged on outer support sleeve cylindrical chamber inner wall with power spring is unloaded；It is connected in transition plates on the left of the internal thread connecting piece, if
It sets inside support sleeve.
2. a kind of automobile-used camshaft of high-intensitive rigidity rub resistance according to claim 1, which is characterized in that the stabilization
The right end of the first transmission shaft is arranged in flywheel.
3. a kind of automobile-used camshaft of high-intensitive rigidity rub resistance according to claim 1, which is characterized in that described first
The outer rim of the first cam is arranged in wear-resisting ring, and is detachably connected between the first wear-resisting ring and the outer rim of the first cam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921479.0A CN108952869A (en) | 2018-08-14 | 2018-08-14 | A kind of automobile-used camshaft of high intensity rigidity rub resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921479.0A CN108952869A (en) | 2018-08-14 | 2018-08-14 | A kind of automobile-used camshaft of high intensity rigidity rub resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108952869A true CN108952869A (en) | 2018-12-07 |
Family
ID=64469657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810921479.0A Pending CN108952869A (en) | 2018-08-14 | 2018-08-14 | A kind of automobile-used camshaft of high intensity rigidity rub resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108952869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623381A (en) * | 2021-08-23 | 2021-11-09 | 青岛平一自动化科技有限公司 | Power cam mechanism and arraying machine thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205715539U (en) * | 2016-04-29 | 2016-11-23 | 诸暨市诚翔机械有限公司 | A kind of automobile-used camshaft |
| CN106194304A (en) * | 2016-09-12 | 2016-12-07 | 奇瑞汽车股份有限公司 | A kind of coupling is put the camshaft of OCV |
| CN205936724U (en) * | 2016-08-30 | 2017-02-08 | 丹江口市环宇机械工业有限责任公司 | Novel cam shaft |
| CN206071661U (en) * | 2016-09-30 | 2017-04-05 | 重庆小康工业集团股份有限公司 | Engine charge camshaft construction |
| CN207297116U (en) * | 2017-07-12 | 2018-05-01 | 丁茂明 | A kind of attachment device of engine cam |
-
2018
- 2018-08-14 CN CN201810921479.0A patent/CN108952869A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205715539U (en) * | 2016-04-29 | 2016-11-23 | 诸暨市诚翔机械有限公司 | A kind of automobile-used camshaft |
| CN205936724U (en) * | 2016-08-30 | 2017-02-08 | 丹江口市环宇机械工业有限责任公司 | Novel cam shaft |
| CN106194304A (en) * | 2016-09-12 | 2016-12-07 | 奇瑞汽车股份有限公司 | A kind of coupling is put the camshaft of OCV |
| CN206071661U (en) * | 2016-09-30 | 2017-04-05 | 重庆小康工业集团股份有限公司 | Engine charge camshaft construction |
| CN207297116U (en) * | 2017-07-12 | 2018-05-01 | 丁茂明 | A kind of attachment device of engine cam |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623381A (en) * | 2021-08-23 | 2021-11-09 | 青岛平一自动化科技有限公司 | Power cam mechanism and arraying machine thereof |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181207 |
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| WD01 | Invention patent application deemed withdrawn after publication |