CN210859548U - Thrust plate and engine - Google Patents

Abstract

The utility model relates to a thrust plate technical field specifically discloses a thrust plate and engine, and this thrust plate includes the thrust plate body, is equipped with the lubrication groove on the thrust plate body, along the radial direction of thrust plate body, and the thrust plate body includes inner edge and outer fringe, and inner edge and outer fringe are arc surface and inner edge and outer fringe coaxial line setting, along the axis direction of inner edge or outer fringe, and the inner edge sets up with the outer fringe interval. The embodiment can enable the thrust plate body to have a certain deformation space by enabling the inner edge and the outer edge to be arranged at intervals along the axial direction of the inner edge or the outer edge, when the thrust plate is used, one side, away from each other, of the inner edge and the outer edge is abutted to the camshaft and the shaft seat respectively, when the camshaft generates instantaneous axial force, the camshaft compresses the thrust plate to deform, the inner edge and the outer edge are made to approach each other in the axial direction, therefore, the camshaft can be buffered, the axial movement of the camshaft is reduced, and the abrasion of other components connected with the camshaft can be reduced. The engine comprises the thrust plate.

Description

Thrust plate and engine

Technical Field

The utility model relates to an engine assembly technical field especially relates to a thrust plate and engine.

Background

In an engine block of an automobile, a thrust plate is an indispensable part. The thrust plate is installed between the camshaft and the shaft seat or the engine body of the engine, and the axial clearance between the camshaft and the shaft seat or the engine body is controlled by mainly utilizing the thickness of the thrust plate, so that the camshaft is prevented from generating overlarge play in the axial direction.

As the noise requirements of engines increase, helical gears are increasingly used, with the effect that the associated connections are subjected to lateral forces.

Thrust plate among the prior art is the plane shape usually, and the structure is comparatively simple, only can play axial limiting displacement and prevent putting the effect of wearing and tearing, and to the camshaft, the one-time of start, because the influence of yawing force, the camshaft has an instantaneous axial displacement, and current thrust plate does not then possess the buffering effect of adjusting to the instantaneous axial force that the camshaft brought.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the thrust plate and the engine are provided to solve the problem that the thrust plate in the prior art does not have a buffer adjusting effect on the instantaneous axial force of a camshaft.

In one aspect, the utility model provides a thrust plate, this thrust plate include the thrust plate body, be equipped with the lubrication groove on the thrust plate body, follow the radial direction of thrust plate body, the thrust plate body includes inner edge and outer fringe, the inner edge with the outer fringe is the arc surface just the inner edge with the outer fringe coaxial line sets up, follows the inner edge or the axis direction of outer fringe, the inner edge with the outer fringe interval sets up.

As a preferred scheme of the thrust plate, along the axial direction of the thrust plate body, the thrust plate body includes a first end surface and a second end surface, the first end surface and the second end surface are both connected to the inner edge and between the outer edges, the first end surface and the second end surface are conical surfaces, the first end surface and the second end surface are coaxially arranged, and the first end surface is located on the outer side of the second end surface.

Preferably, the first end surface is provided with an oil groove.

As a preferable scheme of the thrust plate, the number of the oil grooves is two, and both the two oil grooves penetrate through the inner edge and the outer edge.

As a preferable aspect of the thrust plate, a width of the oil groove gradually decreases in a direction from the inner edge to the outer edge.

As a preferable scheme of the thrust plate, the thrust plate further comprises a positioning insertion tongue arranged on the thrust plate body.

As a preferable scheme of the thrust plate, along a circumferential direction of the thrust plate body, the thrust plate body includes a first free end and a second free end, and the positioning insertion tongue is close to the first free end and far away from the second free end.

As a preferable scheme of the thrust plate, an included angle between a generatrix of the first end surface and a horizontal plane is greater than 0 ° and less than 10 °.

As a preferable scheme of the thrust plate, an included angle between a generatrix of the first end surface and a horizontal plane is 5 °.

On the other hand, the utility model provides an engine, including the thrust plane in any one of the above-mentioned scheme, the thrust plane install in between the camshaft and the axle bed of engine.

The utility model has the advantages that:

the utility model provides a thrust washer, this thrust washer include the thrust washer body, are equipped with the lubrication groove on the thrust washer body, along the radial direction of thrust washer body, and the thrust washer body includes inner edge and outer fringe, and inner edge and outer fringe are arc surface and inner edge and outer fringe coaxial line setting, along the axis direction of inner edge or outer fringe, and the inner edge sets up with the outer fringe interval. The embodiment can enable the thrust plate body to have a certain deformation space by enabling the inner edge and the outer edge to be arranged at intervals along the axial direction of the inner edge or the outer edge, when the thrust plate is used, one side, away from each other, of the inner edge and the outer edge is abutted to the camshaft and the shaft seat respectively, when the camshaft generates instantaneous axial force, the camshaft compresses the thrust plate to deform, the inner edge and the outer edge are made to approach each other in the axial direction, therefore, the camshaft can be buffered, the axial movement of the camshaft is reduced, and the abrasion of other components connected with the camshaft can be reduced.

Drawings

Fig. 1 is a first schematic structural diagram of a thrust plate according to an embodiment of the present invention;

FIG. 2 is a second schematic structural view of an embodiment of a thrust plate of the present invention;

fig. 3 is a schematic structural diagram three of the thrust plate in the embodiment of the present invention.

In the figure:

1. a thrust plate body; 11. an inner edge; 12. an outer edge; 13. a first end face; 14. a second end face; 15. an oil sump;

2. and positioning the inserting tongue.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 3, the thrust plate according to this embodiment includes a thrust plate body 1, a lubrication groove 15 is disposed on the thrust plate body 1, along a radial direction of the thrust plate body 1, the thrust plate body 1 includes an inner edge 11 and an outer edge 12, the inner edge 11 and the outer edge 12 are both arc surfaces, the inner edge 11 and the outer edge 12 are coaxially disposed, and along an axial direction of the inner edge 11 or the outer edge 12, the inner edge 11 and the outer edge 12 are disposed at an interval. In this embodiment, the inner edge 11 and the outer edge 12 are arranged at intervals along the axial direction of the inner edge 11 or the outer edge 12, so that the thrust plate body 1 has a certain deformation space, when in use, the side where the inner edge 11 and the outer edge 12 are far away from each other is respectively abutted against the camshaft and the shaft seat or the camshaft and the machine body, when the camshaft generates an instantaneous axial force, the camshaft compresses the thrust plate to deform, so that the inner edge 11 and the outer edge 12 are close to each other in the axial direction, if the instantaneous axial force is large enough, the inner edge 11 and the outer edge 12 can be overlapped in the axial direction, so that the camshaft can be buffered, the axial movement of the camshaft can be reduced, the wear of other components connected with the camshaft can be reduced, the movement time of the camshaft can be delayed, and the stable acquisition.

Specifically, in this embodiment, along the axial direction of the thrust plate body 1, the thrust plate body 1 includes a first end surface 13 and a second end surface 14, the first end surface 13 and the second end surface 14 are both connected between the inner edge 11 and the outer edge 12, the first end surface 13 and the second end surface 14 are both conical surfaces, the first end surface 13 and the second end surface 14 are coaxially arranged, and the first end surface 13 is located outside the second end surface 14. In an embodiment thereof, the first end surface 13 and the second end surface 14 may also both be undulated, and the first end surface 13 and the second end surface 14 are at equal distances throughout.

Optionally, the first end surface 13 is provided with an oil groove 15. Specifically, the number of the oil grooves 15 is two, and both of the oil grooves 15 penetrate the inner edge 11 and the outer edge 12. The width of the oil groove 15 gradually decreases in the direction from the inner edge 11 to the outer edge 12.

Optionally, the thrust plate further comprises a positioning insert tongue 2 disposed on the thrust plate body 1. The thrust plate is convenient to mount by arranging the positioning insertion tongue 2. Preferably, in the circumferential direction of the thrust plate body 1, the thrust plate body 1 includes a first free end and a second free end, and the positioning tongue 2 is close to the first free end and far from the second free end. So set up, in the installation, can prevent that the thrust plane from adorning the contrary.

In this embodiment, an included angle between a generatrix of the first end surface 13 and a horizontal plane is greater than 0 ° and less than 10 °. Preferably, the generatrix of the first end surface 13 is at an angle of 5 ° to the horizontal. It can be understood that, in this embodiment, the size of the included angle between the generatrix of the first end surface 13 and the horizontal plane is not limited, and may be set according to actual needs. For example, when the axial clearance of the camshaft is 0.3mm, the total clearance of 0.3mm is ensured to be constant, the clearance is designed to be 0.15mm of air clearance, and the compression amount of the thrust plate is 0.15 mm.

The embodiment also provides an engine, which comprises the thrust plate in the scheme. The thrust plate is arranged between a camshaft and a shaft seat or between the camshaft and an engine body of the engine.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A thrust plate, comprising: thrust plate body (1), be equipped with lubrication groove (15) on thrust plate body (1), follow the radial direction of thrust plate body (1), thrust plate body (1) includes inner edge (11) and outer fringe (12), inner edge (11) with outer fringe (12) are the arc surface just inner edge (11) with outer fringe (12) coaxial line sets up, follows inner edge (11) or the axis direction of outer fringe (12), inner edge (11) with outer fringe (12) interval sets up.

2. The thrust plate of claim 1, wherein in an axial direction of the thrust plate body (1), the thrust plate body (1) comprises a first end face (13) and a second end face (14), the first end face (13) and the second end face (14) are both connected between the inner edge (11) and the outer edge (12), the first end face (13) and the second end face (14) are both conical surfaces, the first end face (13) and the second end face (14) are coaxially arranged, and the first end face (13) is located outside the second end face (14).

3. The thrust plate of claim 2, wherein said first end surface (13) is provided with an oil groove (15).

4. The thrust washer of claim 3, wherein the number of the oil grooves (15) is two, and both of the oil grooves (15) penetrate the inner edge (11) and the outer edge (12).

5. The thrust plate of claim 4, wherein the width of the oil groove (15) is gradually reduced in a direction from the inner edge (11) to the outer edge (12).

6. The thrust plate of claim 1, further comprising a locating insert tongue (2) disposed on the thrust plate body (1).

7. The thrust plate of claim 6, wherein, in a circumferential direction of the thrust plate body (1), the thrust plate body (1) includes a first free end and a second free end, and the positioning tongue (2) is close to the first free end and far from the second free end.

8. Thrust plate according to claim 2, characterized in that the angle between the generatrix of said first end face (13) and the horizontal plane is greater than 0 ° and less than 10 °.

9. Thrust plate according to claim 2, characterized in that the generatrix of said first end face (13) forms an angle of 5 ° with the horizontal plane.

10. An engine comprising the thrust plate of any of claims 1-9, wherein the thrust plate is mounted between a camshaft and an axle housing of the engine.

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