CN201650392U - Universal camshaft for gasoline engines and diesel engines - Google Patents
Universal camshaft for gasoline engines and diesel engines Download PDFInfo
- Publication number
- CN201650392U CN201650392U CN2009202937742U CN200920293774U CN201650392U CN 201650392 U CN201650392 U CN 201650392U CN 2009202937742 U CN2009202937742 U CN 2009202937742U CN 200920293774 U CN200920293774 U CN 200920293774U CN 201650392 U CN201650392 U CN 201650392U
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- China
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- camshaft
- fluted disc
- pin
- hole
- plastics fluted
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Abstract
The utility model discloses an universal camshaft for gasoline engines and diesel engines, comprising a camshaft and a plastic gear disc, wherein the plastic gear rack is fixed and connected onto the camshaft. The camshaft is provided with a pin hole vertical to the axis, and the pin hole is arranged in the combined part of the camshaft and the plastic gear disc. A plastic gear disc fixing pin is arranged in the pin hole. The part of the plastic gear disc fixing pin, protruding out of the outer circle of the camshaft, is arranged in the main body of the plastic gear disc. The utility model has the advantages that the combination of plastic gear disc and camshaft is firm; the processing procedure is simple; the processing amount is small; the use noise is low; the anti-wear service life of the cam is prolonged; the production efficiency can be enhanced; the noise during work is decreased; and the production cost is decreased.
Description
Technical field the utility model relates to a kind of engine components, the camshaft of particularly a kind of general gasoline engines, diesel engine.
The camshaft of the original general gasoline engines of background technique, diesel engine is an all steel spare, but cost of production is higher, and noise is big.Notice of authorization number is: CN2763526, notice of authorization day is: disclosed a kind of " camshaft " on March 8th, 2006, included gear, axle and with the inlet and outlet cam of axle one, intrinsic plastic gear on the metal shaft has the closure structure sealed with gear on the axle.The sealed closure structure of this gear is one and integrated camshaft, and perpendicular to the flat board of camshaft axis, offer locking holes, sealed groove, sealed muscle on the flat board, or closure structure is one irregular.Its deficiency is that the closure structure difficulty of processing of camshaft is bigger, the processing cost height.
Notice of authorization number is: CN201306196, notice of authorization day is: disclosed a kind of " logical machine camshaft " on September 9th, 2009, axle is gone up porose between the axle of logical machine camshaft and the driving gear.On the axle radial groove is arranged between described axle and the driving gear.On the axle annular groove is arranged between described axle and the driving gear.Its deficiency is the Kong Zhongwei enhancement engineering plastics on the axle, and the mechanical strength of enhancement engineering plastics is too low, and is disconnected easily when torsion is big, is difficult to guarantee that driving gear combines firmly with axle.Annular groove is set as auxiliary between axle and the driving gear on the axle even adopt, is difficult to also guarantee that driving gear combines firmly with axle.
The summary of the invention the purpose of this utility model is exactly at the deficiencies in the prior art, provides a kind of plastics fluted disc to combine firm general gasoline engines, the camshaft of diesel engine with camshaft.
For achieving the above object, the utility model adopts following technological scheme:
The camshaft of a kind of general gasoline engines, diesel engine, include camshaft, be fixedly connected on the plastics fluted disc on the camshaft, it is characterized in that: on described camshaft, be provided with pin-and-hole perpendicular to axis, pin-and-hole is positioned at the binding site of camshaft and plastics fluted disc, be provided with plastics fluted disc fixing pin in the pin-and-hole, the part of plastics fluted disc fixing pin protrusion camshaft cylindrical places the body of plastics fluted disc.On camshaft, bore pin-and-hole perpendicular to axis, excessively be engaged in the plastics fluted disc fixing pin of metallic material in the pin-and-hole, process the plastics fluted disc by injection moulding again, the plastics fluted disc is wrapped on the camshaft, the part of also plastics fluted disc fixing pin being protruded the camshaft cylindrical simultaneously is wrapped in the body of plastics fluted disc, axially being fixed of plastics fluted disc, the plastics fluted disc can not rotate simultaneously, the cooled contraction of plastics fluted disc injection moulding tightly is rolled into an integral body with camshaft and plastics fluted disc fixing pin, the plastics fluted disc combines with camshaft firmly, promptly played the reduction noise, the purpose that reduces production costs has guaranteed the combine fastness of plastics fluted disc with camshaft again.
Described pin-and-hole is a blind hole, and plastics fluted disc fixing pin is connected in the pin-and-hole, and plastics fluted disc fixing pin protrudes the body that the camshaft excircle part places the plastics fluted disc.Blind hole is processed easily, does not influence the intensity of camshaft, and as long as blind hole not necessarily will be on diameter, as long as on the plane of plastics fluted disc perpendicular to axis.
Described pin-and-hole is 2～9, is equipped with plastics fluted disc fixing pin in each pin-and-hole.Pin-and-hole is selected in 2～9 scope, according to the diameter of pin-and-hole and plastics fluted disc fixing pin, is equipped with the plastics fluted disc fixing pin of varying number, what the diameter of plastics fluted disc fixing pin was little is can polygamy several, can joining less that diameter is big is several, easy processing, low cost of manufacture.
Another technological scheme of the present utility model has a pin-and-hole to run through camshaft in the described pin-and-hole, plastics fluted disc fixing pin is connected in the pin-and-hole, and the camshaft cylindrical is protruded at plastics fluted disc fixing pin two ends, and places the body of plastics fluted disc.A long plastics fluted disc fixing pin is run through camshaft, and the two ends of plastics fluted disc fixing pin are wrapped in the body of plastics fluted disc, can play same technique effect.Also can when being arranged, a long plastics fluted disc fixing pin join several blind hole plastics fluted disc fixing pins again,
The binding site of described camshaft and plastics fluted disc is provided with circular groove, and the width of circular groove is less than the plastic teeth disc thickness, and pin-and-hole is located in the circular groove, is provided with plastics fluted disc fixing pin in the pin-and-hole.
The beneficial effect of the camshaft of a kind of general gasoline engines of the utility model, diesel engine is, the plastics fluted disc combines with camshaft firmly, manufacturing procedure is simple, amount of finish is little, the use noise is low, and cam height friction durability can be enhanced productivity, promptly played the noise when reducing work, reduced production costs again.
Description of drawings Fig. 1 is the utility model embodiment 1 a structural representation;
Fig. 2 is the A-A broken section structural representation among Fig. 1;
Fig. 3 the utility model embodiment 2 structural representation;
Fig. 4 is the B-B broken section structural representation among Fig. 3;
Fig. 5 is the camshaft plan structure schematic representation that the utility model is removed the plastics fluted disc.
Embodiment is further described the utility model below in conjunction with accompanying drawing, but therefore the utility model is not limited among the described scope of embodiments.
Referring to Fig. 1, Fig. 2, Fig. 5, the camshaft of a kind of general gasoline engines, diesel engine, include camshaft 1, be fixedly connected on the plastics fluted disc 2 on the camshaft 1, it is characterized in that: on described camshaft 1, be provided with pin-and-hole 11 perpendicular to axis, pin-and-hole 11 is positioned at the binding site of camshaft 1 and plastics fluted disc 2, be provided with plastics fluted disc fixing pin 3 in the pin-and-hole 11, the part that plastics fluted disc fixing pin 3 protrudes camshaft 1 cylindrical places the body of plastics fluted disc 2.
Referring to Fig. 1, Fig. 2, described pin-and-hole 11 is a blind hole, and plastics fluted disc fixing pin 3 is connected in the pin-and-hole 11, and plastics fluted disc fixing pin 3 protrudes the body that camshaft 1 excircle part places plastics fluted disc 2.
Referring to Fig. 2, described pin-and-hole 11 is 2～9, is equipped with plastics fluted disc fixing pin 3 in each pin-and-hole 11.
Referring to Fig. 5, described camshaft 1 is provided with circular groove 12 with the binding site of plastics fluted disc 2, and the width of circular groove 12 is less than plastics fluted disc 2 thickness, and pin-and-hole 11 is located in the circular groove 12, is provided with plastics fluted disc fixing pin 3 in the pin-and-hole 11.
Referring to Fig. 3, Fig. 4, Fig. 5, the camshaft of a kind of general gasoline engines, diesel engine, include camshaft 1, be fixedly connected on the plastics fluted disc 2 on the camshaft 1, it is characterized in that: on described camshaft 1, be provided with pin-and-hole 11 perpendicular to axis, pin-and-hole 11 is positioned at the binding site of camshaft 1 and plastics fluted disc 2, be provided with plastics fluted disc fixing pin 3 in the pin-and-hole 11, the part that plastics fluted disc fixing pin 3 protrudes camshaft 1 cylindrical places the body of plastics fluted disc 2.
Referring to Fig. 3, Fig. 4, described pin-and-hole 11 is a blind hole, and plastics fluted disc fixing pin 3 is connected in the pin-and-hole 11, and plastics fluted disc fixing pin 3 protrudes the body that camshaft 1 excircle part places plastics fluted disc 2.
Referring to Fig. 3, Fig. 4, described pin-and-hole 11 is 2～9, is equipped with plastics fluted disc fixing pin 3 in each pin-and-hole 11.
Referring to Fig. 3, Fig. 4, there is a pin-and-hole 11 to run through camshaft 1 in the described pin-and-hole 11, plastics fluted disc fixing pin 3 is connected in the pin-and-hole 11, and camshaft 1 cylindrical is protruded at plastics fluted disc fixing pin 3 two ends, and places the body of plastics fluted disc 2.
Referring to Fig. 5, described camshaft 1 is provided with circular groove 12 with the binding site of plastics fluted disc 2, and the width of circular groove 12 is less than plastics fluted disc 2 thickness, and pin-and-hole 11 is located in the circular groove 12, is provided with plastics fluted disc fixing pin 3 in the pin-and-hole 11.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. the camshaft of a general gasoline engines, diesel engine, include camshaft (1), be fixedly connected on the plastics fluted disc (2) on the camshaft (1), it is characterized in that: on described camshaft (1), be provided with pin-and-hole (11) perpendicular to axis, pin-and-hole (11) is positioned at the binding site of camshaft (1) and plastics fluted disc (2), be provided with plastics fluted disc fixing pin (3) in the pin-and-hole (11), the part of plastics fluted disc fixing pin (3) protrusion camshaft (1) cylindrical places the body of plastics fluted disc (2).
2. the camshaft of general gasoline engines according to claim 1, diesel engine, it is characterized in that: described pin-and-hole (11) is blind hole, plastics fluted disc fixing pin (3) is connected in the pin-and-hole (11), and plastics fluted disc fixing pin (3) protrudes the body that camshaft (1) excircle part places plastics fluted disc (2).
3. the camshaft of general gasoline engines according to claim 1, diesel engine is characterized in that: described pin-and-hole (11) is 2～9, is equipped with plastics fluted disc fixing pin (3) in each pin-and-hole (11).
4. the camshaft of general gasoline engines according to claim 1, diesel engine, it is characterized in that: have a pin-and-hole (11) to run through camshaft (1) in the described pin-and-hole (11), plastics fluted disc fixing pin (3) is connected in the pin-and-hole (11), camshaft (1) cylindrical is protruded at plastics fluted disc fixing pin (3) two ends, and places the body of plastics fluted disc (2).
5. according to the camshaft of any described general gasoline engines of right of claim 1～4, diesel engine, it is characterized in that: described camshaft (1) is provided with circular groove (12) with the binding site of plastics fluted disc (2), the width of circular groove (12) is less than plastics fluted disc (2) thickness, pin-and-hole (11) is located in the circular groove (12), is provided with plastics fluted disc fixing pin (3) in the pin-and-hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202937742U CN201650392U (en) | 2009-12-14 | 2009-12-14 | Universal camshaft for gasoline engines and diesel engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202937742U CN201650392U (en) | 2009-12-14 | 2009-12-14 | Universal camshaft for gasoline engines and diesel engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201650392U true CN201650392U (en) | 2010-11-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202937742U Expired - Fee Related CN201650392U (en) | 2009-12-14 | 2009-12-14 | Universal camshaft for gasoline engines and diesel engines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201650392U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988816A (en) * | 2017-02-28 | 2017-07-28 | 重庆市祥陵机械股份有限公司 | Camshaft |
| CN112049703A (en) * | 2020-09-16 | 2020-12-08 | 玉环捷宇机械制造股份有限公司 | Half-iron half-nylon camshaft and manufacturing process thereof |
-
2009
- 2009-12-14 CN CN2009202937742U patent/CN201650392U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988816A (en) * | 2017-02-28 | 2017-07-28 | 重庆市祥陵机械股份有限公司 | Camshaft |
| CN106988816B (en) * | 2017-02-28 | 2023-06-06 | 重庆市钜铖机械有限公司 | Cam shaft |
| CN112049703A (en) * | 2020-09-16 | 2020-12-08 | 玉环捷宇机械制造股份有限公司 | Half-iron half-nylon camshaft and manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20101214 |