Aluminum alloy die casting of automobile engine assembly

Abstract

The utility model discloses an automobile engine assembly aluminum alloy die casting, which relates to the technical field of automobile engines, and comprises a cylinder body and a plurality of groups of cylinder cavities arranged in the cylinder body in parallel, a balance shaft hole is arranged outside the plurality of groups of cylinder cavities, and the balance shaft hole is arranged in the cylinder body in a penetrating manner. According to the utility model, the external connecting plate is arranged on one side of the cylinder body, so that the belt cavity is arranged on one side of the cylinder body, the integrity of the cylinder body is favorably realized, and a user can adjust the adjusting rod under the action of a plurality of groups of through screw holes arranged in the folded plate, so that the belt can be conveniently controlled by the adjusting rod; compared with the prior art, the novel engine cylinder has the advantages that the problem of replacement of a belt during long-term operation is avoided, maintenance cost of an engine is reduced, and through hollow connection and H-shaped arrangement of the partition plates, working integrity of the cylinder cavity is high, structural strength of the lower portion of the cylinder cavity is guaranteed, weight of the cylinder body is greatly reduced, fuel efficiency can be improved, production cost is reduced, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile engines, in particular to an aluminum alloy die-casting part of an automobile engine assembly. Background Art

[0002] With the development of my country's automobile industry and economic society, China has become the world's largest automobile consumer. Automobile engine is a device that provides power for automobiles. Automobile engine is one of the three major parts of automobiles and one of the core technologies of automobiles. It determines the power, economy, stability and environmental protection of automobiles. Aluminum alloy die castings are famous for their excellent strength and lightweight characteristics, and are becoming the first choice for automobile manufacturers in pursuit of higher fuel efficiency.

[0003] In the current automobile engine assembly aluminum alloy die-castings, multiple groups of cylinder blocks are usually set up, and a cooling water jacket is set inside, which is driven by a crankshaft and belt on one side. However, after long-term operation of the engine, the timing connection needs to be replaced when it wears out in the later stage, and it cannot be installed in coordination with the engine, which increases the maintenance cost. In addition, in order to improve fuel efficiency, the engine must achieve structural strength and lightweight development inside the cylinder block. Utility Model Content

[0004] The utility model aims to solve the disadvantages of the existing engine that after long-term operation, the timing connection needs to be replaced when it is worn out in the later period, and the installation cannot be coordinated with the engine, which increases the maintenance cost. An automobile engine assembly aluminum alloy die casting is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An aluminum alloy die casting for an automobile engine assembly comprises a cylinder block and a plurality of cylinder cavities arranged in parallel inside the cylinder block, wherein a balance shaft hole is arranged outside the plurality of cylinder cavities, and the balance shaft hole is arranged through the inside of the cylinder block;

[0007] A belt cavity is provided on one side of the cylinder body through an external plate, and a folding plate is fixedly connected to the outside of the external plate, and an adjusting rod is connected to the inside of the folding plate through a through screw hole, and a plurality of groups of adjusting rods are provided in parallel;

[0008] The lower parts of the multiple groups of cylinder chambers are divided by partitions.

[0009] As a further description of the above technical solution:

[0010] The folding plate has a plurality of through screw holes equidistantly arranged inside, and at least four groups of adjusting rods are arranged in parallel on one side of the through screw holes.

[0011] As a further description of the above technical solution:

[0012] The adjusting rod is connected to the inner thread of the folding plate through the screw hole, and the folding plate is arranged in an "L"-shaped structure.

[0013] As a further description of the above technical solution:

[0014] The partition is arranged in an "H"-shaped structure, and the partition and the cylinder body are connected by a hollow connection.

[0015] As a further description of the above technical solution:

[0016] A groove is provided on the surface of the cylinder body, and a plurality of cooling liquid channels are arranged inside the groove, and the cooling liquid channels are arranged on the outer wall of the cylinder cavity.

[0017] As a further description of the above technical solution:

[0018] The balance shaft hole is vertically distributed to the cylinder cavity, and positioning holes are arranged in the middle of the multiple groups of cylinder cavities, and the cylinder cavity and the positioning holes are arranged in parallel.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0020] In the utility model, an external plate is provided on one side of the cylinder body, so that the belt cavity is provided on one side of the cylinder body, which is beneficial to realizing the integrity of the cylinder body, and under the effect of arranging a plurality of groups of through screw holes inside the folding plate, the user can adjust the adjusting rod, which is convenient for the adjusting rod to control the belt, avoiding the problem of replacing the belt for long-term operation, and reducing the maintenance cost of the engine, and through the hollow connection and "H" type setting of the partition plate, the lower part of the cylinder cavity has high integrity, ensuring the structural strength of the lower part of the cylinder cavity, and greatly reducing the weight of the cylinder body, which is beneficial to improving fuel efficiency, reducing production costs, and having strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic structural diagram of an aluminum alloy die-casting for an automobile engine assembly in the utility model;

[0022] Figure 2 It is a schematic diagram of the top view of an aluminum alloy die-casting of an automobile engine assembly in the utility model;

[0023] Figure 3 For the utility model Figure 2 Schematic diagram of the cross-sectional three-dimensional structure of AA.

[0024] Legend:

[0025] Cylinder body; 2. Cylinder cavity; 3. Balance shaft hole; 4. Positioning hole; 5. External plate; 6. Through screw hole; 7. Adjustment rod; 8. Partition plate; 9. Coolant channel. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Reference Figure 1-Figure 3 , an aluminum alloy die casting for an automobile engine assembly, comprising a cylinder body 1, multiple groups of cylinder cavities 2 arranged in parallel inside the cylinder body 1, a balance shaft hole 3, a positioning hole 4, an external plate 5, a through screw hole 6, an adjusting rod 7, a partition 8 and a cooling liquid channel 9, four groups of cylinder cavities 2 are arranged in parallel inside the cylinder body 1, and can also be increased or decreased according to the number of pistons, considering the stability of the installation of the cylinder body 1 and the balance of the piston work, a balance shaft hole 3 is arranged outside the multiple groups of cylinder cavities 2, which is convenient for arranging the balance shaft inside, and the balance shaft hole 3 is arranged through the inside of the cylinder body 1, and the balance shaft hole 3 is vertically distributed with the cylinder cavity 2, through such an arrangement, the stable installation of the die casting is realized, and it is conducive to realizing the lightweight of the die casting, at the same time, considering the vertical stability, a positioning hole 4 is arranged in the middle of the multiple groups of cylinder cavities 2, and the cylinder cavity 2 and the positioning hole 4 are arranged in parallel, which is convenient for positioning and installing the cylinder body 1, and the stability of the cylinder body 1 combination is realized, and by arranging in the middle, the structure is compact, and the practicality of the cylinder body 1 is improved;

[0028] Furthermore, considering the maintenance of the belt on one side of the cylinder body 1, a belt cavity is provided on one side of the cylinder body 1 through the external plate 5, so that the belt can pass through the cavity, thus avoiding external interference of the belt and realizing the integrity of the engine drive. In addition, a folding plate is fixedly connected to the outer side of the external plate 5. Specifically, the folding plate is provided in an "L"-shaped structure, and an adjusting rod 7 is connected to the inside of the folding plate through a through screw hole 6, and there are multiple groups of adjusting rods 7 in parallel, and at least four groups are provided, so as to ensure the deviation correction and adjustment of both sides of the belt. In order to increase the adjustment range, multiple groups of through screw holes 6 are equidistantly provided inside the folding plate, so that the adjusting rod 7 can be adjusted through the installation position of the adjusting rod 7 and the through screw hole 6. Considering the flexibility of the adjusting rod 7, the adjusting rod 7 is threadedly connected to the inside of the folding plate through the through screw hole 6, so as to realize the efficient adjustment of the adjusting rod 7.

[0029] Reference Figure 1-Figure 3In order to achieve lightweight of the cylinder body 1 and improve the fuel efficiency of the automobile, the lower parts of the multiple groups of cylinder cavities 2 are divided by partitions 8. Different from the existing whole set of vertical plates, the partitions 8 are arranged in an "H"-shaped structure, and the partitions 8 and the cylinder body 1 are hollowed out to achieve a hollow connection without interfering with the work of the multiple groups of cylinder cavities 2, while reducing the production cost of the die-casting. Furthermore, a groove is opened on the surface of the cylinder body 1, and the groove is a rectangular groove, and multiple groups of cooling liquid channels 9 are arranged inside the groove, and the cooling liquid channel 9 is arranged on the outer wall of the cylinder cavity 2, ensuring the cooling effect inside the cylinder body 1. By arranging the cooling liquid channel 9 inside the groove, the cooling liquid channel 9 can accurately cool the outside of the cylinder cavity 2, and the structure is simple and the processing is convenient.

[0030] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. An aluminum alloy die casting for an automobile engine assembly, comprising a cylinder block (1) and a plurality of cylinder cavities (2) arranged in parallel inside the cylinder block (1), characterized in that: The plurality of cylinder chambers (2) are provided with balance shaft holes (3) outside, and the balance shaft holes (3) are provided through the inside of the cylinder body (1); A belt cavity is provided on one side of the cylinder body (1) through an external plate (5), and a folding plate is fixedly connected to the outside of the external plate (5), and an adjusting rod (7) is connected to the inside of the folding plate through a through screw hole (6), and a plurality of groups of adjusting rods (7) are arranged in parallel; The lower parts of the multiple groups of cylinder chambers (2) are divided by partitions (8).

2. The aluminum alloy die casting for an automobile engine assembly according to claim 1, characterized in that: The folding plate has multiple groups of through screw holes (6) equidistantly arranged inside, and at least four groups of adjustment rods (7) are arranged in parallel on one side of the through screw holes (6).

3. The aluminum alloy die casting for an automobile engine assembly according to claim 2, characterized in that: The adjusting rod (7) is threadably connected to the inner part of the folding plate by passing through the screw hole (6), and the folding plate is arranged in an "L"-shaped structure.

4. The aluminum alloy die casting for an automobile engine assembly according to claim 1, characterized in that: The partition plate (8) is arranged in an "H"-shaped structure, and the partition plate (8) and the cylinder body (1) are connected in a hollow manner.

5. The aluminum alloy die casting for automobile engine assembly according to claim 4, characterized in that: A groove is provided on the surface of the cylinder body (1), and a plurality of groups of cooling liquid channels (9) are provided inside the groove, and the cooling liquid channels (9) are provided on the outer wall of the cylinder cavity (2).

6. The aluminum alloy die casting for automobile engine assembly according to claim 1, characterized in that: The balance shaft holes (3) are distributed vertically to the cylinder cavities (2), and positioning holes (4) are provided in the middle of the multiple groups of cylinder cavities (2), and the cylinder cavities (2) and the positioning holes (4) are arranged in parallel.

Images