CN205977288U - Novel cam shaft - Google Patents
Novel cam shaft Download PDFInfo
- Publication number
- CN205977288U CN205977288U CN201620819062.XU CN201620819062U CN205977288U CN 205977288 U CN205977288 U CN 205977288U CN 201620819062 U CN201620819062 U CN 201620819062U CN 205977288 U CN205977288 U CN 205977288U
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- CN
- China
- Prior art keywords
- linkage portion
- cam
- driving shaft
- linkage
- universal driving
- 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.)
- Expired - Fee Related
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- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The utility model discloses a novel cam shaft, aim at providing a structural strength height, effectual and the lubricated effectual longe -lived novel cam shaft of transmission, its technical scheme main points are that the camshaft body includes the universal driving shaft and sets gradually in the epaxial drive gear of linkage, first cam and second cam, the universal driving shaft includes first linkage portion, second linkage portion, third linkage portion and four -axle linkage portion, be equipped with the fixed block that is used for fixed drive gear in the first linkage portion, second linkage portion includes the surface, be equipped with the protective layer on the surface, the protective layer includes a shielding section, linkage segment and the 2nd shielding section, the linkage segment is placed in between a shielding section and the 2nd shielding section, a shielding section, a linkage segment and second protection end body coupling, it places the district to be formed with the lubrication that is used for placing lubricating oil between a shielding section and the 2nd shielding section, the utility model is suitable for a machinery technical field.
Description
Technical field
This utility model is related to a kind of field of mechanical technique, more specifically, it relates to a kind of novel camshaft.
Background technology
Camshaft is a part in piston engine.Its effect is unlatching and the closed action controlling valve.Though
So in four-stroke engine, the rotating speed of camshaft is the half of bent axle（Rotating speed and bent axle in two stroke engine convexity wheel shaft
Identical）, but generally its rotating speed is still very high, and need to bear very big moment of torsion, to camshaft strong in therefore designing
The requirement of degree and support aspect is very high, and its material is usually superior alloy steel or steel alloy.Because valve motion rule is related to
The power of one electromotor and service performance, therefore camshaft design are in the design process of electromotor in occupation of highly important
Status.
At present, the camshaft on market, it includes cam shaft body.Although this cam shaft body has good transmission
Effect, but we find during using, because the deficiency of self structure intensity is so that coordinate between cam and hydraulic tappet
Bad, thus having influence on using effect, and because there is no preferable lubricating oil storage effect so that having influence on cam shaft body
Lubricant effect so that having shortened the service life of cam shaft body.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of structural strength high, transmission effect
Fruit is good and the novel camshaft of high lubricating effect life-span length.
For achieving the above object, this utility model provides following technical scheme：A kind of novel camshaft, including camshaft
Body, is characterized in that：Described cam shaft body includes universal driving shaft and is set in turn in travelling gear on universal driving shaft, first convex
Wheel and the second cam, described universal driving shaft includes the first linkage portion, the second linkage portion, the 3rd linkage portion and four-axle linkage portion, and second
Linkage portion is placed between travelling gear and the first cam, and the 3rd linkage portion is placed between the first cam and the second cam, and first
Dynamic portion and four-axle linkage portion are respectively placed in the two ends of universal driving shaft and the first linkage portion is located at the outside of travelling gear, and described first
Dynamic portion is provided with the fixed block for fixed conveyor gear, and the second linkage portion includes outer surface, and described outer surface is provided with protection
Layer, protective layer includes the first shield segment, linkage section and the second shield segment, and described linkage section is placed in the first shield segment and the second protection
Between section, the first shield segment, linkage section and the second protection end integrally connected, it is formed between the first shield segment and the second shield segment
For placing the lubrication rest area of lubricating oil.
By adopting technique scheme, cam shaft body includes universal driving shaft and is set in turn in the transmission on universal driving shaft
Gear, the first cam and the second cam, because cam shaft body includes travelling gear, travelling gear is to match with timing chain belt
It is ensured that the transmission effect of camshaft, universal driving shaft includes the first linkage portion, the second linkage portion, the 3rd linkage portion and the 4th
Linkage portion, the second linkage portion is placed between travelling gear and the first cam, and the 3rd linkage portion is placed in the first cam and the second cam
Between, the first linkage portion and four-axle linkage portion are respectively placed in the two ends of universal driving shaft and the first linkage portion is located at the outer of travelling gear
Side because universal driving shaft include different linkage portion so that transmission during ensure that for each part between interval, make
Effect must be driven reach most preferably, in order to increase for the bonding strength between travelling gear and universal driving shaft, the first linkage portion set
There is the fixed block for fixed conveyor gear, the second linkage portion includes outer surface, and outer surface is provided with protective layer, and protective layer includes
First shield segment, linkage section and the second shield segment, linkage section is placed between the first shield segment and the second shield segment, by being provided with bag
Include the protective layer of the first shield segment, linkage section and the second shield segment so that increased the structural strength of the second linkage portion, and lead to
Cross the first shield segment, linkage section and the second protection end integrally connected, further increase the structural strength of protective layer, the first protection
Be formed with lubrication rest area for placing lubricating oil between section and the second shield segment, by the lubrication rest area that formed so that
Can be the lasting offer lubricant effect of universal driving shaft.
This utility model is further arranged to：Described universal driving shaft is provided with some bosses, and described boss is triangular prism
Structure, boss includes and the interconnective connecting portion of universal driving shaft and the contact part for increasing bonding strength and cam between,
The surface radian of described connecting portion is identical with the surface radian of universal driving shaft.
By adopting technique scheme, universal driving shaft is provided with some bosses, and boss is triangular prism structure, boss
Contact part including the interconnective connecting portion of universal driving shaft with for increasing bonding strength and cam between, the surface of connecting portion
Radian is identical with the surface radian of universal driving shaft, in order to increase the intensity of universal driving shaft, by some reinforcements being provided with universal driving shaft
Block, boss is triangular prism shape structure, has the characteristics that stability according to triangle so that strengthening strong for universal driving shaft
Degree, and in order that the bonding strength between boss and universal driving shaft is strengthened, boss includes the interconnective company with universal driving shaft
Socket part and the contact part for increasing bonding strength and cam between, the surface radian phase of the surface radian of connecting portion and universal driving shaft
Same, thus ensure that the laminating degree between boss and universal driving shaft, further increase the company between boss and universal driving shaft
Connect intensity.
This utility model is further arranged to：It is formed with Oil Guide inclined-plane between described lubrication rest area and boss.
By adopting technique scheme, it is formed with Oil Guide inclined-plane between lubrication rest area and boss, universal driving shaft is upper
Wherein side boss in lubrication rest area, and because boss is the ad hoc structure of triangular prism shape so that boss
It is formed with two Oil Guide inclined-planes on lubricating rest area it is ensured that when lubricating oil is stored on lubrication rest area by we, passing through
The two Oil Guide inclined-planes being formed are so that lubricating oil can flow it is ensured that lubricant effect.
This utility model is further arranged to：Described travelling gear is provided with opening.
By adopting technique scheme, travelling gear is provided with opening, by being provided with opening on travelling gear, we
The opening being provided with by travelling gear, is carried out lubrication to a certain extent, reduces camshaft and fluid power to camshaft
Abrasion between tappet, increased the service life for camshaft.
Brief description
Fig. 1 is a kind of positive structure diagram of this utility model novel camshaft embodiment.
Fig. 2 is cross section structure diagram at a kind of C-C of Fig. 1 of this utility model novel camshaft embodiment.
Fig. 3 is cross section structure diagram at a kind of B-B of Fig. 1 of this utility model novel camshaft embodiment.
Fig. 4 is structure enlarged diagram at a kind of A of Fig. 2 of this utility model novel camshaft embodiment.
Fig. 5 is structure enlarged diagram at a kind of B of Fig. 3 of this utility model novel camshaft embodiment.
Fig. 6 is a kind of side structure schematic view of this utility model novel camshaft embodiment.
In figure reference, 1- universal driving shaft, 10- travelling gear, 101- opening, 11- first cam, 12- second cam,
13- first linkage portion, 130- fixed block, 14- second linkage portion, 15- the 3rd linkage portion, 16- four-axle linkage portion, 17- protective layer,
170- first shield segment, 171- linkage section, 172- second shield segment, 18- lubricates rest area, 181- Oil Guide inclined-plane, and 19- strengthens
Block, 190- connecting portion, 191- contact part.
Specific embodiment
Referring to figs. 1 to Fig. 6, a kind of this utility model novel camshaft embodiment is described further.
A kind of novel camshaft, including cam shaft body, cam shaft body includes universal driving shaft 1 and is set in turn in linkage
Travelling gear 10 on axle 1, the first cam 11 and the second cam 12, because cam shaft body includes travelling gear 10, driving cog
Wheel 10 is to match with timing chain belt it is ensured that the transmission effect of camshaft, universal driving shaft 1 include the first linkage portion 13, the
Two linkage portion 14, the 3rd linkage portion 15 and four-axle linkage portion 16, the second linkage portion 14 is placed in travelling gear 10 and the first cam 11
Between, the 3rd linkage portion 15 is placed between the first cam 11 and the second cam 12, the first linkage portion 13 and 16 points of four-axle linkage portion
It is not placed in the two ends of universal driving shaft 1 and the first linkage portion 13 is located at the outside of travelling gear 10, because universal driving shaft 1 includes different connection
Dynamic portion is so that the interval between ensure that for each part during transmission is so that transmission effect reaches most preferably, in order to increase
Plus for the bonding strength between travelling gear 10 and universal driving shaft 1, the first linkage portion 13 is provided with for fixed conveyor gear 10
Fixed block 130, the second linkage portion 14 includes outer surface, and outer surface is provided with protective layer 17, and protective layer 17 includes the first protection
Section 170, linkage section 171 and the second shield segment 172, linkage section 171 is placed between the first shield segment 170 and the second shield segment 172,
By being provided with protective layer 17 including the first shield segment 170, linkage section 171 and the second shield segment 172 so that increased second
The structural strength in dynamic portion 14, and by the first shield segment 170, linkage section 171 and the second protection end integrally connected, increase further
Add the structural strength of protective layer 17, be formed with for placing lubricating oil between the first shield segment 170 and the second shield segment 172
Lubrication rest area 18, lubricates rest area 18 so that can be the lasting offer lubricant effect of universal driving shaft 1 by formed.
This utility model is further arranged to, and universal driving shaft 1 is provided with some bosses 19, and boss 19 is tied for triangular prism
Structure, boss 19 includes and the interconnective connecting portion 190 of universal driving shaft 1 and the conflict for increasing bonding strength and cam between
Portion 191, the surface radian of connecting portion 190 is identical with the surface radian of universal driving shaft 1, in order to increase the intensity of universal driving shaft 1, by
Some bosses 19 that universal driving shaft 1 is provided with, boss 19 is triangular prism shape structure, has the spy of stability according to triangle
Put so that strengthening the intensity for universal driving shaft 1, and in order that the bonding strength between boss 19 and universal driving shaft 1 is strengthened,
Boss 19 includes and the interconnective connecting portion 190 of universal driving shaft 1 and the contact part for increasing bonding strength and cam between
191, the surface radian of connecting portion 190 is identical with the surface radian of universal driving shaft 1, thus ensure that boss 19 and universal driving shaft 1 it
Between laminating degree, further increase the bonding strength between boss 19 and universal driving shaft 1.
This utility model is further arranged to, and is formed with Oil Guide inclined-plane 181 between lubrication rest area 18 and boss 19, connection
Moving axis 1 is in lubrication rest area 18 and specific for triangular prism shape because of boss 19 in upper wherein side boss 19
Structure is so that boss 19 is formed with two Oil Guide inclined-planes 181 it is ensured that storing lubricating oil at us on lubrication rest area 18
When lubricating on rest area 18, by two Oil Guide inclined-planes 181 of formation so that lubricating oil can flow it is ensured that lubricating effect
Really.
This utility model is further arranged to, and travelling gear 10 is provided with opening 101, by being provided with travelling gear 10
Opening 101, the opening 101 that we can be provided with by travelling gear 10, camshaft is carried out with lubrication to a certain extent, subtracts
Little abrasion between camshaft and hydraulic tappet, increased the service life for camshaft.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, the skill of this area
Art personnel carry out common variations and alternatives in the range of technical solutions of the utility model and should be included in guarantor of the present utility model
In the range of shield.
Claims (4)
1. a kind of novel camshaft, including cam shaft body, is characterized in that：Described cam shaft body includes universal driving shaft and successively
It is arranged at travelling gear on universal driving shaft, the first cam and the second cam, described universal driving shaft includes the first linkage portion, the second linkage
Portion, the 3rd linkage portion and four-axle linkage portion, the second linkage portion is placed between travelling gear and the first cam, and the 3rd linkage portion is placed in
Between first cam and the second cam, the first linkage portion and four-axle linkage portion are respectively placed in two ends and first linkage portion of universal driving shaft
Positioned at the outside of travelling gear, described first linkage portion is provided with the fixed block for fixed conveyor gear, the second linkage portion bag
Include outer surface, described outer surface is provided with protective layer, protective layer includes the first shield segment, linkage section and the second shield segment, described
Linkage section is placed between the first shield segment and the second shield segment, the first shield segment, linkage section and the second protection end integrally connected, the
It is formed with the lubrication rest area for placing lubricating oil between one shield segment and the second shield segment.
2. a kind of novel camshaft according to claim 1, is characterized in that：Described universal driving shaft is provided with some bosses,
Described boss be triangular prism structure, boss include and the interconnective connecting portion of universal driving shaft and for increase and cam between
The contact part of bonding strength, the surface radian of described connecting portion is identical with the surface radian of universal driving shaft.
3. a kind of novel camshaft according to claim 1, is characterized in that：Shape between described lubrication rest area and boss
Become to have Oil Guide inclined-plane.
4. a kind of novel camshaft according to claim 1, is characterized in that：Described travelling gear is provided with opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620819062.XU CN205977288U (en) | 2016-07-29 | 2016-07-29 | Novel cam shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620819062.XU CN205977288U (en) | 2016-07-29 | 2016-07-29 | Novel cam shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977288U true CN205977288U (en) | 2017-02-22 |
Family
ID=58028222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620819062.XU Expired - Fee Related CN205977288U (en) | 2016-07-29 | 2016-07-29 | Novel cam shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215465A (en) * | 2018-01-30 | 2018-06-29 | 惠州佳景印刷制品有限公司 | A kind of linkage unit for printing machine |
-
2016
- 2016-07-29 CN CN201620819062.XU patent/CN205977288U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215465A (en) * | 2018-01-30 | 2018-06-29 | 惠州佳景印刷制品有限公司 | A kind of linkage unit for printing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20190729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |