Rapid prototyping radiator aluminum water chamber and its manufacturing method

Abstract

The present invention relates to the technical field of vehicle radiators, and discloses a rapidly prototyped radiator aluminum water chamber, which includes a water chamber main body. The water chamber main body is an arch-shaped profile. Each end of the water chamber main body is provided with a connector. The connectors are produced by casting. The connectors are welded to both ends of the water chamber main body by means of argon arc welding to form the radiator aluminum water chamber. A guard plate is provided on the connector, and the guard plate wraps around the connector on three sides. The present invention also discloses a manufacturing method of the rapidly prototyped radiator aluminum water chamber. The rapidly prototyped radiator aluminum water chamber and its manufacturing method of the present invention have high product reliability and significantly reduce the incidence of weld leakage defects.

Description

Technical Field

[0001] The present invention relates to the technical field of vehicle radiators, and particularly to a rapid prototyping radiator aluminum water chamber and a manufacturing method thereof. Background Art

[0002] In the initial stage of project development when mold opening has not been started, radiator samples are all produced in a welded assembly mode. Especially, the production of the water chamber is extremely difficult. Multiple aluminum plates are used for welded assembly, with a cumbersome manufacturing process, long cycle, poor quality status, and the following drawbacks:

[0003] 1) There are extremely many welds, the material states are uneven, it is easy to have poor welding, weld leakage, and poor strength;

[0004] 2) There are many burr obtuse angles on the inner wall of the welded water chamber, resulting in uneven distribution of the medium flow field and affecting the performance of the radiator;

[0005] 3) Long manufacturing cycle and high cost;

[0006] 4) Poor appearance quality of the welded assembly. Summary of the Invention

[0007] The purpose of the present invention is to address the above-mentioned technical deficiencies, and provide a rapid prototyping radiator aluminum water chamber and a manufacturing method thereof, with high product reliability and a significantly reduced incidence rate of weld leakage defects.

[0008] To achieve the above purpose, the rapid prototyping radiator aluminum water chamber designed by the present invention includes a water chamber main body. The water chamber main body is an arch-shaped profile. Each end of the water chamber main body is provided with a connector. The connector is produced by casting. The connector is welded to both ends of the water chamber main body by argon arc welding to form a radiator aluminum water chamber. A guard plate is provided on the connector, and the guard plate wraps the connector on three sides.

[0009] Preferably, the lower opening of the water chamber main body is welded to the main plate.

[0010] Preferably, an end positioning boss is provided at the outer end of the connector, and a side positioning boss is provided on each of the front and back sides of the connector.

[0011] Preferably, an end positioning hole for cooperating with the end positioning boss and a side positioning hole for cooperating with the side positioning boss are provided on the guard plate.

[0012] Preferably, a first through hole is provided on each of the front and back sides of the connector, and a second through hole corresponding to the first through hole is provided on each of the front and back sides of the guard plate, and they are connected by long bolts.

[0013] Preferably, chamfers are provided on the two side edges at the outer end of the connector for guiding assembly.

[0014] Preferably, the edge of the side positioning boss is provided with a side positioning chamfer and a guiding foot for guiding the assembly.

[0015] Preferably, water chamber installation guiding angles are provided on both sides of the open end of the guard plate for guiding the assembly.

[0016] A manufacturing method of the aluminum water chamber of the rapid prototyping radiator includes the following steps

[0017] A) Extrude the water chamber body with an arch profile structure according to the specification requirements and cut it to a fixed length according to the requirements of the project product;

[0018] B) Weld two connectors to the water chamber body respectively by argon arc welding to form a complete water chamber;

[0019] C) Weld the water chamber to the main plate by argon arc welding to complete the radiator core assembly;

[0020] D) The radiator core assembly is respectively installed into two guard plates through two connectors and tightly connected.

[0021] Compared with the prior art, the present invention has the following advantages:

[0022] 1. The three - place limit of the connector plus a long - bolt connection makes the connection firm and the product reliability high;

[0023] 2. The splicing welds are reduced. The incidence rate of weld leakage defects is significantly reduced;

[0024] 3. The surface of the arch profile is smooth, reducing post - processing;

[0025] 4. The arch profile has slender grains and good compactness, and the inner cavity of the arch is beneficial to the uniformity of the flow field distribution;

[0026] 5. It has strong versatility and can match radiators with different core widths;

[0027] 6. The processing technology is simple, the cost is low, the appearance quality is good, and the manufacturing cycle is short;

[0028] 5. Applied to the prototype trial production in the initial stage of project development, it can shorten the prototype production cycle, improve the product reliability and quality level. Description of the Drawings

[0029] Figure 1 It is a schematic structural diagram of the aluminum water chamber of the rapid prototyping radiator of the present invention;

[0030] Figure 2 It is Figure 1 a schematic structural diagram of the water chamber body in

[0031] Figure 3 is Figure 1 a schematic structural view of the connecting head in

[0032] Figure 4 is Figure 1 a schematic structural view of the guard plate in

[0033] The reference numerals of the components in the figure are as follows:

[0034] water chamber main body 1, connecting head 2, guard plate 3, main sheet 4, end positioning boss 5, side positioning boss 6, end positioning hole 7, side positioning hole 8, first through hole 9, second through hole 10, connecting head chamfer 11, side positioning chamfer 12, water chamber installation guiding angle 13, guiding foot 14. Specific embodiments

[0035] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0036] As Figure 1 shown, a rapid prototyping radiator aluminum water chamber includes a water chamber main body 1. Combining Figure 2 shown, the water chamber main body 1 is an arch-shaped profile. Each end of the water chamber main body 1 is provided with a connecting head 2. The connecting head 2 is produced by casting and is welded to both ends of the water chamber main body 1 by argon arc welding to form a radiator aluminum water chamber. A guard plate 3 is provided on the connecting head 2, and the guard plate 3 wraps the connecting head 2 on three sides.

[0037] Among them, the lower opening of the water chamber main body 1 is welded to the main sheet 4.

[0038] In this embodiment, as Figure 3 shown, the outer end of the connecting head 2 is provided with an end positioning boss 5, and each of the front and rear sides of the connecting head 2 is provided with a side positioning boss 6.

[0039] As Figure 4 shown, the guard plate 3 is provided with an end positioning hole 7 that cooperates with the end positioning boss 5 and a side positioning hole 8 that cooperates with the side positioning boss 6.

[0040] As Figure 3 and Figure 4 shown, each of the front and rear sides of the connecting head 2 is provided with a first through hole 9, and each of the front and rear sides of the guard plate 3 is provided with a second through hole 10 corresponding to the first through hole 9, and they are connected by long bolts.

[0041] In addition, connecting head chamfers 11 are provided on both sides of the outer end of the connecting head 2, side positioning chamfers 12 and guiding feet 14 are provided on the edges of the side positioning bosses 6, and water chamber installation guiding angles 13 are provided on both sides of the open end of the guard plate 3 to facilitate guiding assembly.

[0042] The manufacturing method of the rapid prototyping radiator aluminum water chamber in this embodiment includes the following steps

[0043] A) Extrude the water chamber body 1 with an arch profile structure according to the specification requirements, and cut it to a fixed length according to the project product requirements;

[0044] B) Weld two connectors 2 to the water chamber body 1 respectively by argon arc welding to form a complete water chamber;

[0045] C) Weld the water chamber to the main plate 4 by argon arc welding to complete the radiator core assembly;

[0046] D) The radiator core assembly is respectively installed in two guard plates 3 through two connectors 2. The end positioning boss 5 and the end positioning hole 7 are in clearance fit, and the side positioning boss 6 and the side positioning hole 8 are in clearance fit to complete the limit. Then, the side positioning hole 8, the first through hole 9, and the second through hole 10 are fixedly connected by long bolts.

[0047] For the rapid prototyping radiator aluminum water chamber and its manufacturing method of the present invention, there are three-location limits for the connector 2 plus one long bolt connection, the connection is firm, and the product reliability is high; the splicing welds are reduced, and the incidence rate of weld leakage defects is significantly reduced; the surface of the arch profile is smooth, reducing post-processing; for the arch profile, the crystal grains are slender and the compactness is good, and the inner cavity of the arch is beneficial to the uniformity of the flow field distribution; it has strong versatility and can match radiators with different core widths; the processing technology is simple, the cost is low, the appearance quality is good, and the manufacturing cycle is short; it is applied to the sample trial production in the initial stage of project development, which can shorten the sample production cycle and improve the product reliability and quality level.

Claims

1. A rapid prototyping radiator aluminum water chamber, comprising a water chamber main body (1), characterized in that: The water chamber body (1) is an arch-shaped profile. A connector (2) is provided at each end of the water chamber body (1). The connector (2) is produced by casting. The connector (2) is welded to the two ends of the water chamber body (1) by argon arc welding to form the aluminum water chamber of the radiator. A guard plate (3) is provided on the connector (2). The guard plate (3) wraps the connector (2) on three sides. An end positioning boss (5) is provided at the outer end of the connector (2). A side positioning boss (6) is provided on each of the front and rear sides of the connector (2). An end positioning hole (7) matching the end positioning boss (5) and a side positioning hole (8) matching the side positioning boss (6) are provided on the guard plate (3). A first through hole (9) is provided on each of the front and rear sides of the connector (2). A second through hole (10) corresponding to the first through hole (9) is provided on each of the front and rear sides of the guard plate (3), and they are connected by long bolts.

2. The rapid prototyping radiator aluminum water chamber according to claim 1, wherein: The lower opening of the water chamber body (1) is welded to the main plate (4).

3. The rapid prototyping radiator aluminum water chamber according to claim 1, wherein: Chamfered edges (11) are provided on both sides of the outer end of the connector (2).

4. The rapid prototyping radiator aluminum water chamber according to claim 1, characterized in that: A side positioning chamfer (12) and a guiding foot (14) are provided at the edge of the side positioning boss (6).

5. The rapid prototyping radiator aluminum water chamber according to claim 1, characterized in that: Water chamber installation guiding angles (13) are provided on both sides of the open end of the guard plate (3).

6. A manufacturing method of a rapid prototyping radiator aluminum water chamber according to any one of claims 1 to 5, characterized in that: Including the following steps A) Extrude the water chamber body (1) with an arch-shaped profile according to the specification requirements and cut it to the specified length according to the product requirements of the project; B) Weld the two connectors (2) to the water chamber body (1) respectively by argon arc welding to form a complete water chamber; C) Weld the water chamber to the main plate (4) by argon arc welding to complete the radiator core assembly; D) The radiator core assembly is respectively installed into the two guard plates (3) through the two connectors (2) and tightly connected.

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