CN210919968U

CN210919968U - Automobile balance shaft

Info

Publication number: CN210919968U
Application number: CN201922143446.0U
Authority: CN
Inventors: 段昌金; 沈阳
Original assignee: Shiyan Precision New Power Technology Co ltd
Current assignee: Shiyan Precision New Power Technology Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-07-03
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses an automobile balance shaft belongs to automobile engine technical field. An automobile balance shaft comprises a rotating shaft, wherein a bearing is fixedly connected to one end of the rotating shaft, a limiting plate is fixedly connected to one end, away from the bearing, of the rotating shaft, a fluted disc is fixedly connected to one side, away from the rotating shaft, of the limiting plate, and a balancing weight is fixedly connected to the outer surface of the rotating shaft; the utility model discloses, through setting up balancing weight and vice balancing weight, when assembling the balance shaft to the engine of different models, can be according to the produced vibrational force size of every kind of engine, select the quantity of assembling vice balancing weight, make this balance shaft can be according to the size of engine vibration power, the whole quality of accurate adjustment balancing weight, thereby reached the effect that this balance shaft can be applicable to different model engines, the commonality of this balance shaft has been strengthened, through setting up screw hole and threaded rod, when guaranteeing the rotation of pivot, the condition that drops from the balancing weight can not appear in vice balancing weight.

Description

Automobile balance shaft

Technical Field

The utility model relates to an automobile engine technical field especially relates to an automobile balance shaft.

Background

The balance shaft technology is a widely applied technology in an automobile engine, has a simple and practical structure, can effectively reduce the vibration of the automobile engine, improves the driving comfort, is simply an automobile balance shaft which is actually a shaft which is provided with an eccentric weight block and rotates synchronously with a crankshaft, and utilizes the reverse vibration force generated by the eccentric weight block to ensure that the engine obtains a good balance effect and reduce the vibration of the engine.

Because the vibration force generated by each type of engine is different, when the balance shaft is assembled, the balance shaft special for the engine of the type needs to be assembled according to the vibration force of the engine, and the automobile balance shaft in the prior art is poor in applicability, cannot be suitable for engines of different types and is poor in universality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of poor universality in the prior art and providing an automobile balance shaft.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automobile balance shaft, includes the pivot, the one end fixedly connected with bearing of pivot, the one end fixedly connected with limiting plate of bearing is kept away from in the pivot, one side fixedly connected with fluted disc of pivot is kept away from to the limiting plate, the outer fixed surface of pivot is connected with the balancing weight, the outer surface threaded connection of balancing weight has vice balancing weight.

Preferably, threaded holes are formed in the outer surface of the balancing weight, and the number of the threaded holes is ten.

Preferably, the number of the auxiliary balancing weights is ten, threaded rods are fixedly connected to the bottoms of the ten auxiliary balancing weights, and the auxiliary balancing weights are in threaded connection with the balancing weights through the threaded rods and threaded holes.

Preferably, the outer wall of the threaded rod is sleeved with the non-slip mat, and the upper surface of the auxiliary balancing weight is provided with a mounting hole.

Preferably, the outer surface of the rotating shaft is fixedly connected with two centrifugal blocks.

Preferably, the number of the bearings is two, and one of the bearings is fixedly connected with the fluted disc.

Compared with the prior art, the utility model provides a car balance shaft possesses following beneficial effect:

1. the utility model discloses, through setting up balancing weight and vice balancing weight, when assembling the balance shaft to the engine of different models, can be according to the produced vibrational force size of every kind of engine, select the quantity of assembling vice balancing weight, make this balance shaft can be according to the size of engine vibration power, the whole quality of accurate adjustment balancing weight to reached the effect that this balance shaft can be applicable to different model engines, strengthened the commonality of this balance shaft.

2. The utility model discloses, through setting up screw hole and threaded rod, when can guaranteeing the rotation of pivot, the condition that drops from the balancing weight can not appear in vice balancing weight, through setting up the slipmat, has further increased the stability of being connected between vice balancing weight and the balancing weight.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the characteristics of the commonality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of a threaded hole in the present invention;

fig. 3 is a schematic structural view of the middle threaded rod of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention.

In the figure: 1. a rotating shaft; 2. a bearing; 3. a limiting plate; 4. a fluted disc; 5. a balancing weight; 6. a secondary balancing weight; 7. a threaded hole; 8. a threaded rod; 9. a non-slip mat; 10. mounting holes; 11. and (4) centrifuging the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an automobile balance shaft comprises a rotating shaft 1, a bearing 2 is fixedly connected to one end of the rotating shaft 1, a limiting plate 3 is fixedly connected to one end of the rotating shaft 1, which is far away from the bearing 2, a fluted disc 4 is fixedly connected to one side of the limiting plate 3, which is far away from the rotating shaft 1, a balancing weight 5 is fixedly connected to the outer surface of the rotating shaft 1, an auxiliary balancing weight 6 is connected to the outer surface of the balancing weight 5 in a threaded manner, by arranging the balancing weight 5 and the auxiliary balancing weight 6, when the balance shaft is assembled to engines of different models, the number of the auxiliary balancing weight 6 can be selected and assembled according to the vibration force generated by each engine, so that the whole mass of the balancing weight 5 can be accurately adjusted according to the vibration force of the engines, thereby achieving the effect that the balance shaft can be applied to engines of different models, enhancing the, the number of the threaded holes 7 is ten, the number of the auxiliary balancing weights 6 is ten, threaded rods 8 are fixedly connected to the bottoms of the ten auxiliary balancing weights 6, the auxiliary balancing weights 6 are in threaded connection with the balancing weights 5 through the threaded rods 8 and the threaded holes 7, through the arrangement of the threaded holes 7 and the threaded rods 8, can ensure that the auxiliary balancing weight 6 does not fall off from the balancing weight 5 when the rotating shaft 1 rotates, the outer wall of the threaded rod 8 is sleeved with the anti-skid pad 9, the stability of the connection between the auxiliary balancing weight 6 and the balancing weight 5 is further improved by arranging the anti-skid pad 9, the upper surface of the auxiliary balancing weight 6 is provided with a mounting hole 10, through setting up mounting hole 10, make things convenient for the staff to install fixedly to vice balancing weight 6, the fixed surface of pivot 1 is connected with centrifugal piece 11, and the quantity of centrifugal piece 11 is two, and the quantity of bearing 2 is two, one of them bearing 2 and fluted disc 4 fixed connection.

The utility model discloses in, through setting up balancing weight 5 and vice balancing weight 6, when assembling the balance shaft to the engine of different models, can be according to the produced vibrational force size of every kind of engine, select the quantity of the vice balancing weight 6 of assembly, make this balance shaft can be according to the size of engine vibrational force, the whole quality of accurate adjustment balancing weight 5, thereby the effect that this balance shaft can be applicable to different model engines has been reached, the commonality of this balance shaft has been strengthened, through setting up screw hole 7 and threaded rod 8, when can guaranteeing pivot 1's rotation, the condition that drops from balancing weight 5 can not appear in vice balancing weight 6, through setting up slipmat 9, the stability of being connected between vice balancing weight 6 and the balancing weight 5 has further been increased.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automobile balance shaft, includes pivot (1), its characterized in that, the one end fixedly connected with bearing (2) of pivot (1), one end fixedly connected with limiting plate (3) of bearing (2) are kept away from in pivot (1), one side fixedly connected with fluted disc (4) of pivot (1) are kept away from in limiting plate (3), the outer fixed surface of pivot (1) is connected with balancing weight (5), the surface threaded connection of balancing weight (5) has vice balancing weight (6).

2. The balance shaft for the automobile according to claim 1, wherein threaded holes (7) are formed in the outer surface of the counterweight (5), and the number of the threaded holes (7) is ten.

3. The vehicle balance shaft of claim 2, wherein the number of the auxiliary counter weights (6) is ten, threaded rods (8) are fixedly connected to the bottoms of the ten auxiliary counter weights (6), and the auxiliary counter weights (6) are in threaded connection with the counter weights (5) through the threaded rods (8) and the threaded holes (7).

4. The automobile balance shaft of claim 3, wherein the outer wall of the threaded rod (8) is sleeved with a non-slip mat (9), and the upper surface of the auxiliary balancing weight (6) is provided with a mounting hole (10).

5. The balance shaft for the automobile according to claim 1, wherein centrifugal blocks (11) are fixedly connected to the outer surface of the rotating shaft (1), and the number of the centrifugal blocks (11) is two.

6. The vehicle balance shaft according to claim 1, wherein the number of the bearings (2) is two, and one of the bearings (2) is fixedly connected with the fluted disc (4).