Three-way hollow pipeline forming device

Abstract

The utility model discloses a three-way hollow pipeline forming device. The three-way hollow pipeline forming device comprises a molded surface body, a rigid plate block, a supporting plate, a positioning hole, a lap joint sunken forming plate, a child-mother bag plate, a hanging ring and a connecting plate. Wherein the molded surface body comprises an upper Y-shaped cavity and a lower Y-shaped cavity, and the rigid plate is of a reinforced structure. The forming structure is applied to forming of the three-way hollow pipeline, deformation of an aircraft arm can be effectively controlled, the functions of reducing the weight of the three-way pipeline and improving rigidity and strength of the three-way pipeline are achieved, enough space needs to be reserved in the hollow pipeline formed through the forming device to arrange power lines, control lines and other lines, and the forming device is convenient to use. And subsequent maintenance of the system in the pipeline is met.

Description

Technical Field

[0001] The utility model relates to the technical field of product manufacturing, in particular to a forming device for a three-way hollow pipe. Background Art

[0002] In the manufacturing technology of aircraft, weight reduction of the aircraft is required. However, in the actual application and manufacturing process, after the weight of the aircraft is reduced, the formed hollow pipe has low strength and stiffness, and it is difficult to meet the weight of the power device borne by the aircraft arm and the load during the flight of the aircraft. Moreover, the existing forming technology for three-way hollow pipes is not yet mature, resulting in large mass, poor stiffness and strength, limited bearing capacity of the formed three-way pipes, which is not conducive to the layout of lines and system maintenance, and high production costs. Summary of the Invention

[0003] Therefore, the purpose of the utility model is to provide a forming device for a three-way hollow pipe. By applying the set forming structure to the forming of the three-way hollow pipe, it can effectively control the deformation of the aircraft arm, realize the functions of reducing the weight of the three-way pipe, improving the rigidity and strength, and there is enough space left in the formed hollow pipe to arrange power lines, control lines and other lines to meet the maintenance of the subsequent internal system of the pipe.

[0004] To solve the above technical problems, according to one aspect of the utility model, the following technical solutions are provided: A forming device for a three-way hollow pipe, comprising: a shaped body, a rigid plate, a support plate, positioning holes, a lapping and sinking forming plate, a mother and son bag plate, a hanging ring and a connecting plate;

[0005] Among them, the shaped body has two "Y"-shaped cavities, upper and lower, and the rigid plate has a stiffening structure.

[0006] As a preferred scheme of the forming device for a three-way hollow pipe according to the utility model, further comprising connecting holes, which are opened on the surface of the support plate.

[0007] As a preferred scheme of the forming device for a three-way hollow pipe according to the utility model, further comprising a connecting plate, which is mutually adapted to the connecting holes.

[0008] As a preferred scheme of the forming device for a three-way hollow pipe according to the utility model, the upper and lower surfaces of the lapping and sinking forming plate are provided with connecting holes of the same structure, and the connecting holes are mutually adapted to the corresponding connecting plates.

[0009] As a preferred scheme of the forming device for a three-way hollow pipe according to the utility model, the lower surface of the lapping and sinking forming plate is adapted to the upper surface of the support plate.

[0010] As a preferred solution of a three-way hollow pipe forming device described in the present utility model, wherein the mother and son bag plate includes a son bag plate section and a mother bag plate;

[0011] Among them, the son bag plate section and the mother bag plate are mutually adapted.

[0012] Compared with the prior art, the advantages of the present utility model are as follows:

[0013] By applying the provided forming structure to the forming of a three-way hollow pipe, it can effectively control the deformation of the aircraft arm, realize the functions of reducing the weight of the three-way pipe, improving the rigidity and strength, and there is enough space left in the hollow pipe formed by the forming device to arrange power lines, control lines and other lines to meet the maintenance of the subsequent in-pipe system.

[0014] During specific use, the shaped body, rigid plate, and support plate are connected into an integral structure; the raw material uses a composite material, which increases the strength and stiffness and reduces the weight. The shaped surface is formed by vacuum suction of a high-rigidity and high-precision mold to uniformly adhere to the tire, which is beneficial to the high-precision requirements of the shaped surface of a larger-sized reflector. The external connection composition has a unified coordinate origin, the reflector shaped surface holding device has a high installation accuracy, the shaped body is combined up and down through positioning holes, the mother and son bag plate penetrates through the cavity of the shaped body, and the formed three-way pipe improves the rigidity and strength on the basis of weight reduction, increases the weight of the aircraft arm bearing the power device and the load during flight, the relative position accuracy between the overlapping depression forming plate and the support plate is high, and after disassembling the overlapping depression forming plate, the accurate overlapping of the overlapping depression area of the three-way hollow pipe is realized. The rigid plate is a stiffening structure, which ensures the uniformity of the temperature field during the curing process of the forming device on the premise of ensuring the strength and stiffness of the shaped body, and effectively controls the deformation of the formed three-way hollow pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the present utility model will be described in detail below with reference to the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts. Among them:

[0016] Figure 1 is a schematic structural diagram of a three-way hollow pipe forming device provided by an embodiment of the present utility model;

[0017] Figure 2 is a schematic structural diagram of a structure on the shaped surface provided by an embodiment of the present utility model;

[0018] Figure 3 is a schematic structural diagram of a structure under the shaped surface provided by an embodiment of the present utility model;

[0019] Figure 4 This is a schematic structural diagram of the lapping and sunken forming plate provided by the embodiment of the present utility model.

[0020] In the figure: 1, shaped body; 2, rigid plate; 3, support plate; 4, positioning hole; 5, lapping and sunken forming plate; 6, mother and son bag plate; 7, hanging ring; 8, connecting plate. Specific embodiments

[0021] To make the above objects, features and advantages of the present utility model more obvious and understandable, the following detailed description of the specific embodiments of the present utility model will be given in conjunction with the accompanying drawings.

[0022] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0023] Secondly, the present utility model will be described in detail in conjunction with the schematic diagrams. When detailing the embodiments of the present utility model, for the convenience of explanation, the cross-sectional views showing the device structure will be enlarged locally in a non-general proportion, and the schematic diagrams are only examples, which should not limit the protection scope of the present utility model herein. In addition, in actual production, three-dimensional spatial dimensions including length, width and depth should be included.

[0024] To make the purpose, technical solution and advantages of the present utility model clearer, the following will further describe the embodiments of the present utility model in detail in conjunction with the accompanying drawings.

[0025] The present utility model provides a three-way hollow pipe forming device. By setting the forming structure and applying it to the forming of the three-way hollow pipe, it can effectively control the deformation of the aircraft arm, realize the functions of reducing the weight of the three-way pipe, improving the rigidity and strength, and there should be enough space left in the hollow pipe formed by the forming device to arrange lines such as power lines and control lines to meet the maintenance of the subsequent in-pipe system.

[0026] Figures 1-4 Shown is a schematic diagram of the overall structure of an embodiment of a three-way hollow pipe forming device of the present utility model. Please refer to Figures 1-4 , the main structures of this embodiment include: shaped body 1, rigid plate 2, support plate 3, positioning hole 4, lapping and sunken forming plate 5, mother and son bag plate 6, hanging ring 7 and connecting plate 8;

[0027] Among them, the shaped body 1 has two "Y"-shaped cavities, upper and lower, and the rigid plate 2 is a ribbed structure;

[0028] It further includes connection holes which are formed on the profile surface of the support plate 3;

[0029] It further includes a connection plate 8 which is adapted to the connection holes;

[0030] The upper and lower profile surfaces of the lapping depression forming plate 5 are provided with connection holes of the same structure, and the connection holes are adapted to the corresponding connection plates 8;

[0031] The lower profile surface of the lapping depression forming plate 5 is adapted to the upper profile surface of the support plate 3;

[0032] During specific use, the profile body 1, the rigid plate 2 and the support plate 3 are connected into an integral structure; the raw material uses a composite material, which increases the strength and stiffness and reduces the weight. The profile surface is formed by high-rigidity and high-precision die to uniformly adhere to the tire under negative pressure, which is beneficial to the high-precision requirements of the profile surface of a larger-sized reflector. The external connection components have a unified coordinate origin, and the installation accuracy of the reflector profile surface holding device is high. The profile body 1 is combined up and down through the positioning holes 4. The mother and son bag plates 6 penetrate through the cavity of the profile body 1. On the basis of weight reduction, the rigid and strength of the three-way pipe after composite molding are improved, the weight of the power device borne by the aircraft arm of the aircraft and the load during flight are increased. The relative position accuracy between the lapping depression forming plate 5 and the support plate 3 is high. After the lapping depression forming plate 5 is disassembled, the accurate lapping of the lapping depression area of the three-way hollow pipe is realized. The rigid plate 2 is a stiffening structure. On the premise of ensuring the strength and stiffness of the profile body 1, the uniformity of the temperature field during the curing process of the forming device is ensured, and the deformation of the formed three-way hollow pipe is effectively controlled.

[0033] Although the present invention has been described above with reference to the embodiments, various improvements can be made to it and components therein can be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the disclosed embodiments of the present invention can be combined with each other in any way. The exhaustive description of these combinations is not given in this specification only for the sake of saving space and resources. Therefore, the present invention is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A three-way hollow pipe forming device, characterized in that, Including: A shaped surface body (1), a rigid plate (2), a support plate (3), a positioning hole (4), a lapping depression forming plate (5), a mother-and-son bag plate (6), a hanging ring (7) and a connecting plate (8); Among them, the shaped surface body (1) has two "Y"-shaped cavities, upper and lower, and the rigid plate (2) is a stiffened structure.

2. The three-way hollow pipe forming device according to claim 1, characterized in that, It also includes a connecting hole, and the connecting hole is opened on the shaped surface of the support plate (3).

3. The three-way hollow pipe forming device according to claim 2, characterized in that, It also includes a connecting plate (8), and the connecting plate (8) is adapted to the connecting hole.

4. The three-way hollow pipe forming device according to claim 3, characterized in that, The lapping depression forming plate (5) is provided with connecting holes of the same structure on its upper and lower shaped surfaces, and the connecting holes are adapted to the corresponding connecting plates (8).

5. The three-way hollow pipe forming device according to claim 4, characterized in that, The lower shaped surface of the lapping depression forming plate (5) is adapted to the upper shaped surface of the support plate (3).

6. The three-way hollow pipe forming device according to claim 5, characterized in that: The mother-and-son bag plate (6) includes a son bag plate section and a mother bag plate; Among them, the son bag plate section and the mother bag plate are adapted to each other.

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