CN206065444U - Lathe cam - Google Patents
Lathe cam Download PDFInfo
- Publication number
- CN206065444U CN206065444U CN201621109735.9U CN201621109735U CN206065444U CN 206065444 U CN206065444 U CN 206065444U CN 201621109735 U CN201621109735 U CN 201621109735U CN 206065444 U CN206065444 U CN 206065444U
- Authority
- CN
- China
- Prior art keywords
- cam
- axis hole
- lathe
- groove
- camshaft
- 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
Links
- 238000005461 lubrication Methods 0.000 claims description 42
- 238000005728 strengthening Methods 0.000 claims description 28
- 239000004744 fabric Substances 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 description 15
- 230000001050 lubricating effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- HJCMDXDYPOUFDY-WHFBIAKZSA-N Ala-Gln Chemical compound C[C@H](N)C(=O)N[C@H](C(O)=O)CCC(N)=O HJCMDXDYPOUFDY-WHFBIAKZSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 108010044940 alanylglutamine Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
This utility model is related to the technical field of cam structure, there is provided a kind of lathe cam.The lathe cam includes cam body, axis hole is provided with the cam body, camshaft is arranged with the axis hole, inclined surface groove on the inside of the oriented axis hole is set with the side of the axis hole eccentric setting on the cam body, on the cam body, multiple stopper slots is circumferentially provided with along the axis hole.Inclined surface groove on the inside of the oriented axis hole is set with the side of the axis hole eccentric setting on cam body described in the lathe cam that this utility model is provided, surface groove is set cam weight is reduced, friction and inertia momentum reduces.On the cam body along the axis hole multiple stopper slots that are circumferentially provided with, the outer wall of camshaft is provided with projection, raised to be used for circumferentially fixed camshaft and cam with stopper slot.With simple structure, the advantages of performance is high.
Description
Technical field
This utility model is related to the technical field of cam structure, more particularly, to a kind of high lathe cam of performance.
Background technology
Cam is the revolution of machinery or sliding part, such as wheel or the ledge taken turns, and it passes to motion against its edge
Mobile roller or on groove face free-moving shank, or it is from holding capacity in such roller and shank.
When existing cam is coordinated with camshaft, as the thickness of cam is uniform, weight is too big, and friction Dipeptiven is big, inertia
Momentum is larger, and revolving force is reduced, cost of idleness.And the circumferential combining ability between cam and camshaft is not enough, produces sometimes convex
The situation of wheel skidding relative with camshaft.Performance is not high, and certain impact is caused on production.
And current camshaft lubrication was sprayed by the electronic controller control interval of automobile, or camshaft turns
It is dynamic to drive lubricating component, oil jet lubrication is periodically carried out to the cam surface of camshaft, and the angle and area of injection will
Through being precisely calculated, then arrange, thus it is troublesome during assembling, the excessive situation of lubricating oil is otherwise will result in,
And the efficiency of lubrication is very low.
Utility model content
Technical problem to be solved
The purpose of this utility model is to provide lathe cam, is matched somebody with somebody with camshaft with solving existing cam in prior art
During conjunction, as the thickness of cam is uniform, weight is too big, and friction Dipeptiven is big, and moment of inertia is larger, and revolving force is reduced, cost of idleness.
And the circumferential combining ability between cam and camshaft is not enough, produces the situation of cam skidding relative with camshaft sometimes.Use
Performance is not high, and the technical problem of certain impact is caused on production.
Technical scheme
To solve above-mentioned technical problem, the lathe cam that this utility model is provided includes：Cam body, sets on the cam body
Be equipped with axis hole, in the axis hole, be arranged with camshaft, on the cam body be provided with the side of the axis hole eccentric setting
The inclined surface groove on the inside of the axis hole, is circumferentially provided with multiple stopper slots along the axis hole on the cam body.
Axis hole is provided with cam body described in the lathe cam that this utility model is provided, with the axle on the cam body
Inclined surface groove on the inside of the oriented axis hole is set on the side of hole eccentric setting, surface groove is set cam weight is subtracted
Few, friction and inertia momentum reduces.Multiple stopper slots are circumferentially provided with along the axis hole on the cam body, camshaft
Outer wall is provided with projection, raised to be used for circumferentially fixed camshaft and cam with stopper slot.With simple structure, performance height etc.
Advantage.
Surface groove is preferably formed in an inclined manner, rather than is formed with right angle.
When surface groove is formed with right angle, model setting time may increase, and the abrasion of model may increase, and produce
Ability may reduce.Using in angled manner in model setting time, it is possible to obtain the molding product with homogeneous quality.
Can also according to demand around surface groove, i.e., when being also formed with through hole around axis hole, weight further can drop
It is low.
In order that uniform force.Further, the stopper slot being arranged circumferentially along the axis hole.
Further, the stopper slot is provided with four, is in 90 degree between the adjacent stopper slot.
Further, the flank of cam surface is provided with lubrication groove.Lubrication groove temporarily can be stored up during cam rotation
A certain amount of lubricating oil is deposited, even if lubrication action is broken down, lubrication groove also ensures that cam normally operates, improve lubrication effect
The utilization rate of rate and lubricating oil.
Further, the lubrication slot cross-section is trapezoidal.In order to improve lubricating efficiency, further, the lubrication groove cuts
Face is trapezoidal.The lubricating oil that makes lubrication groove is quick, smooth, uniformly enter contact surface is lubricated action.
Further, the lubrication groove is by flank of cam surface structure little in the big bottom of opening outside to inside, opening
Part between bottom is inclined-plane.
Further, on the cam body along the axis hole multiple strengthening grooves that are circumferentially provided with, the strengthening groove arranges
Between two adjacent stopper slots.The position of strengthening groove is just corresponding with forced section, therefore, when stress, plus
Strong groove also stress, and compress, cam is connected with camshaft and more consolidate, the time of work is more long, and structure is compacter, will not go out
The phenomenon for now loosening.
For the gmatjpdumamicss between increasing, further, the strengthening groove in this utility model is in inverted trapezoidal shape.Cam
Axle is raised after expanding to be located in strengthening groove.
Further, the strengthening groove number is 45 degree for the angle between two, with the stopper slot.Due to cam nose
To drive external part part, therefore stress is heavier, especially the part of cam nose both sides, so strengthening groove sets in the present embodiment
The both sides of the cam nose direction upper limit position groove in cam are put, stopper slot both sides side is provided with one at least.And it is spacing with this
Groove is in 45 degree of angles.
In order to reduce the noise that vibration is produced, further, in the strengthening groove, bloop is provided with.
The lathe cam that this utility model is provided arranges surface groove and cam weight is reduced, and friction and inertia momentum subtracts
It is little.On the cam body along the axis hole multiple stopper slots that are circumferentially provided with, the outer wall of camshaft is provided with projection, it is raised with
Stopper slot is used to limit the camshaft active force circumferential with cam.The effect circumferential with cam in order to further limit camshaft
Power, on the cam body along the axis hole multiple strengthening grooves that are circumferentially provided with, the strengthening groove is arranged at adjacent two institute
State between stopper slot.
When lubrication, when the base portion of the cam nose lower end of cam is contacted with lubrication face, frictional force is reduced, and
Lubricating oil portion enters lubrication groove, and then the both sides from lubrication groove to inclined-plane following current to cam are overflowed, and lubrication groove is in cam rotation
During, a certain amount of lubricating oil can be temporarily stored, even if lubrication action is broken down, lubrication groove also ensures that cam is normal
Operating, improves the utilization rate of lubricating efficiency and lubricating oil.
Beneficial effect
Using above-mentioned technical proposal, this utility model has the advantages that：The lathe cam that this utility model is provided
Described in be provided with axis hole on cam body, camshaft is arranged with the axis hole, is set with the axis hole bias on the cam body
Inclined surface groove on the inside of the oriented axis hole is set on the side put, being circumferentially provided with along the axis hole on the cam body
Multiple stopper slots.Described in the lathe cam that this utility model is provided on cam body with set on the side of the axis hole eccentric setting
The inclined surface groove on the inside of the axis hole is equipped with, surface groove is set cam weight is reduced, friction and inertia momentum subtracts
It is little.On the cam body along the axis hole multiple stopper slots that are circumferentially provided with, the outer wall of camshaft is provided with projection, it is raised with
Stopper slot is used for circumferentially fixed camshaft and cam.With simple structure, the advantages of performance is high.
Description of the drawings
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art below will be right
Needed for specific embodiment or description of the prior art, accompanying drawing to be used is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the structural representation of the lathe cam that this utility model embodiment one is provided.
Reference：
1- surface grooves；2- cam bodies；3- lubrication grooves；
4- strengthening grooves；5- stopper slots；6- axis holes；
7- camshafts.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the embodiment in this utility model, this
The every other embodiment obtained under the premise of creative work is not made by field those of ordinary skill, belongs to practical
Novel protected scope.
In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " hang down
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " is, based on orientation shown in the drawings or position relationship, to be only
For the ease of describe this utility model and simplify description, rather than indicate or imply indication device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in this utility model.
Embodiment one
The structural representation of the lathe cam that Fig. 1 is provided for this utility model embodiment, this utility model as shown in Figure 1 are carried
For lathe cam include：Cam body 2, is provided with axis hole 6, is arranged with camshaft 7, institute in the axis hole 6 on the cam body 2
State and inclined surface groove 1 on the inside of the oriented axis hole 6 is set with the side of 6 eccentric setting of the axis hole on cam body 2, it is described
Multiple stopper slots 5 are circumferentially provided with along the axis hole 6 on cam body 2.
Described in the lathe cam that this utility model is provided on cam body 2 with set on the side of 6 eccentric setting of the axis hole
The inclined surface groove 1 on the inside of the axis hole 6 is equipped with, surface groove 1 is set cam weight is reduced, friction and inertia momentum
Reduce.Multiple stopper slots 5 are circumferentially provided with along the axis hole 6 on the cam body 2, the outer wall of camshaft 7 is provided with projection,
It is raised to be used to limit the active force circumferential with cam of camshaft 7 with stopper slot 5.Raised set-up mode can adopt expanding mode,
With simple structure, the advantages of performance is high.
Surface groove 1 is preferably formed in an inclined manner, rather than is formed with right angle.
When surface groove 1 is formed with right angle, model setting time may increase, and the abrasion of model may increase, and raw
Production capacity power may reduce.Using in angled manner in model setting time, it is possible to obtain the molding product with homogeneous quality.
Can also according to demand around surface groove 1, i.e., when being also formed with through hole around axis hole 6, weight can be further
Reduce.
The shape of through hole is not limited, and can be Long Circle or circle.Inclined plane is set on the side of cam body 2 and causes cam
Weight is reduced, therefore increased revolving force, improve work efficiency, it is cost-effective.
In order that uniform force.Further, being arranged circumferentially along the axis hole 6 of the stopper slot 5.
Further, the stopper slot 5 is provided with four, is in 90 degree between the adjacent stopper slot 5.
Embodiment two
The active force circumferential with cam in order to further limit camshaft 7, on the cam body 2 along the axis hole 6 week
To being provided with multiple strengthening grooves 4, the strengthening groove 4 is arranged between adjacent two stopper slot 5.
For the gmatjpdumamicss between increasing, further, the strengthening groove 4 in this utility model is in inverted trapezoidal shape.It is convex
Wheel shaft 7 is raised after expanding to be located in strengthening groove 4.
Further, 4 number of the strengthening groove is 45 degree for the angle between two, with the stopper slot 5.
As cam nose is to drive external part part, therefore stress is heavier, especially the part of cam nose both sides, so
In the present embodiment, strengthening groove 4 is arranged on the both sides of the cam nose direction upper limit position groove 5 of cam, at least in 5 both sides side of stopper slot
It is provided with one.And with the stopper slot 5 in 45 degree of angles.
The position of strengthening groove 4 is just corresponding with forced section, therefore, when stress, the also stress of strengthening groove 4, and compress,
Make cam be connected with camshaft 7 more to consolidate, the time of work is more long, and structure is compacter, be not in the phenomenon of loosening.Remaining
With embodiment one.
Embodiment three
It is another to carry out oil jet lubrication to the cam surface of camshaft 7 due to solving existing periodicity, and the angle sprayed and
Area will be passed through and is precisely calculated, and then arrange, therefore troublesome during assembling, and otherwise will result in lubricating oil excessive
Situation.Further, the flank of cam surface is provided with lubrication groove 3.
When lubrication, when the base portion of the cam nose lower end of cam is contacted with lubrication face, frictional force is reduced, and
Lubricating oil portion enters lubrication groove 3, and then the both sides from lubrication groove 3 to inclined-plane following current to cam are overflowed, and lubrication groove 3 turns in cam
During dynamic, a certain amount of lubricating oil can be temporarily stored, even if lubrication action is broken down, lubrication groove 3 also ensures that cam just
Normal operating, improves the utilization rate of lubricating efficiency and lubricating oil.
In order to improve lubricating efficiency, further, 3 section of the lubrication groove is trapezoidal.Make the lubricating oil of lubrication groove 3 fast
Speed, smooth, uniformly enter contact surface and be lubricated action.
Further, the lubrication groove 3 is by flank of cam surface structure little in the big bottom of opening outside to inside, opening
Part between bottom is inclined-plane.Remaining with embodiment one, identical structure that here is omitted.
Example IV
In order to reduce the noise that vibration is produced, in the present embodiment, further bloop is provided with the strengthening groove 4.
Bloop is located at the bottom of strengthening groove 4.Remaining with embodiment one, identical structure that here is omitted.
When the lathe cam that this utility model is provided is used, surface groove 1 is set cam weight is reduced, frictional force and used
Property momentum reduce.Multiple stopper slots 5 are circumferentially provided with along the axis hole 6 on the cam body 2, the outer wall of camshaft 7 is arranged
There is projection, it is raised to be used to limit the active force circumferential with cam of camshaft 7 with stopper slot 5.In order to further limit camshaft 7 with
The circumferential active force of cam, is circumferentially provided with multiple strengthening grooves 4, the strengthening groove 4 along the axis hole 6 on the cam body 2
It is arranged between adjacent two stopper slot 5.
When lubrication, when the base portion of the cam nose lower end of cam is contacted with lubrication face, frictional force is reduced, and
Lubricating oil portion enters lubrication groove 3, and then the both sides from lubrication groove 3 to inclined-plane following current to cam are overflowed, and lubrication groove 3 turns in cam
During dynamic, a certain amount of lubricating oil can be temporarily stored, even if lubrication action is broken down, lubrication groove 3 also ensures that cam just
Normal operating, improves the utilization rate of lubricating efficiency and lubricating oil.
In sum, axis hole 6, the axis hole 6 are provided with cam body described in the lathe cam that this utility model is provided
Camshaft is inside arranged with, inclination in the oriented axis hole 6 is set with the side of 6 eccentric setting of the axis hole on the cam body
Oblique surface groove, is circumferentially provided with multiple stopper slots along the axis hole 6 on the cam body.The lathe that this utility model is provided
Inclined inclined-plane on the inside of the oriented axis hole 6 is set with the side of 6 eccentric setting of the axis hole on cam body described in cam
Groove, arranges surface groove and cam weight is reduced, and friction and inertia momentum reduces.Along the axis hole 6 on the cam body
Be circumferentially provided with multiple stopper slots, the outer wall of camshaft is provided with projection, it is raised be used for stopper slot circumferentially fixed camshaft with
Cam.With simple structure, the advantages of performance is high.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of lathe cam, it is characterised in that including cam body, axis hole, the axis hole inner sleeve are provided with the cam body
Camshaft is provided with, on the cam body, arranges inclined oblique on the inside of the oriented axis hole with the side of the axis hole eccentric setting
Face groove, is circumferentially provided with multiple stopper slots along the axis hole on the cam body.
2. lathe cam according to claim 1, it is characterised in that circumferential uniform cloth of the stopper slot along the axis hole
Put.
3. lathe cam according to claim 1, it is characterised in that the stopper slot is provided with four, and adjacent is described
It is in 90 degree between stopper slot.
4. lathe cam according to claim 1, it is characterised in that the flank of cam surface is provided with lubrication groove.
5. lathe cam according to claim 4, it is characterised in that the lubrication slot cross-section is trapezoidal.
6. lathe cam according to claim 5, it is characterised in that the lubrication groove is export-oriented by the flank of cam surface
The little structure in interior bottom big in opening, the part between opening and bottom are inclined-plane.
7. lathe cam according to claim 1, it is characterised in that along the circumferentially disposed of the axis hole on the cam body
There are multiple strengthening grooves, the strengthening groove is arranged between adjacent two stopper slot.
8. lathe cam according to claim 7, it is characterised in that the strengthening groove is in inverted trapezoidal shape.
9. lathe cam according to claim 7, it is characterised in that the strengthening groove number is two, spacing with described
Angle between groove is 45 degree.
10. lathe cam according to claim 7, it is characterised in that be provided with bloop in the strengthening groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621109735.9U CN206065444U (en) | 2016-10-10 | 2016-10-10 | Lathe cam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621109735.9U CN206065444U (en) | 2016-10-10 | 2016-10-10 | Lathe cam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206065444U true CN206065444U (en) | 2017-04-05 |
Family
ID=58440375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621109735.9U Expired - Fee Related CN206065444U (en) | 2016-10-10 | 2016-10-10 | Lathe cam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206065444U (en) |
-
2016
- 2016-10-10 CN CN201621109735.9U patent/CN206065444U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 |