Composite material structural part forming die

Abstract

The utility model relates to the technical field of material forming, and discloses a composite material structural part forming die which comprises a lower die plate and an upper die plate, a first fixing die block is attached to one side of the upper surface of the lower die plate, and a second fixing die block is attached to the upper surface of the lower die plate. According to the composite material structural part forming mold, the lower mold plate, the upper mold plate, the first fixing mold block, the second fixing mold block, the lower molded surface mold block, the upper molded surface mold block, the arc-shaped mold block, the first pressurizing mold block, the second pressurizing mold block and the third pressurizing mold block are assembled, and a mold pressing device for machining and forming a composite material is obtained; meanwhile, one end of the whole body is of an arc structure and a connecting pipe type structure, a main body is of a foam sandwich structure, the weight can be obviously reduced, the solid width of one side face is increased, the matching area is increased, the connecting strength is guaranteed, the precision degree of a formed material is guaranteed, and the forming rate of the material is increased; meanwhile, the whole device is of a detachable structure, and personnel can conduct distributed operation conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of material forming, in particular to a composite material structural component forming die. Background Art

[0002] The hot press curing process is currently the most commonly used process for curing and molding high-performance resin-based composite materials for aerospace. The hot press curing process uses pressure to heat and pressurize the composite prepreg to complete the curing and molding.

[0003] However, the following problems still exist in actual use:

[0004] Prior to hot pressing and curing, composite materials need to be placed in a mold for subsequent molding and plasticization. However, existing molds have poor functionality and cannot be used in conjunction with complex material connectors. At the same time, most mold structures are relatively simple and have low connection strength, which results in certain deviations in the material after plasticization, thereby affecting the quality of the material after molding. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a composite material structural part forming die, which has the advantages of being able to mold complex materials, having a reasonable structural structure, high connection strength, and excellent overall quality of the material after plasticization, thus solving the problems raised in the background technology.

[0006] The utility model provides the following technical scheme: a composite material structural part forming mold, comprising: a lower template and an upper template, the upper surface side of the lower template is bonded with a fixing module one, the upper surface of the lower template is bonded with a fixing module two, the upper surface of the lower template is bonded with a lower profile module, the lower surface of the upper template is bonded with an upper profile module, the upper surface of the lower template is bonded with an arc module, the upper surface of the lower template is bonded with a pressurizing module one, the upper surface of the pressurizing module one is bonded with the lower surface of the upper template, one side of the pressurizing module one is abutted with the side surface of the arc module, the upper surface of the lower template is bonded with a pressurizing module two, the upper surface of the pressurizing module two is bonded with the lower surface of the upper template, one side of the pressurizing module two is abutted with one side of the lower profile module and the upper profile module, the upper surface of the lower template is bonded with a pressurizing module three, and the upper surface of the pressurizing module three is bonded with the lower surface of the upper template.

[0007] Preferably, positioning pins are connected to the four corners of the lower template and the upper template, and the lower template and the upper template are arranged relative to each other.

[0008] Preferably, a positioning pin 2 is inserted inside the fixing module 1 and the fixing module 2, the positioning pin 2 is connected to the upper surface of the lower template, and the upper end of the positioning pin 2 is threadedly connected with a bolt.

[0009] Preferably, the lower profile module and the upper profile module are positioned and connected in series via a second positioning pin.

[0010] Preferably, depressions and protrusions are provided on opposite sides of the lower template and the upper template, and the depressions and protrusions are cooperatively connected with fixing module 1, fixing module 2, lower profile module, upper profile module, arc module, pressurizing module 1, pressurizing module 2 and pressurizing module 3.

[0011] Preferably, both side ends of the lower template and the upper template are connected with hanging rings.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] This composite material structural part forming mold can obtain a molding device for processing and forming composite materials by assembling a lower template, an upper template, a fixing module 1, a fixing module 2, a lower profile module, an upper profile module, an arc module, a pressurizing module 1, a pressurizing module 2 and a pressurizing module 3. It can efficiently prepare composite material structural connectors with complex structures. At the same time, one end of the whole is an arc structure, connecting a tube structure, and the main body is a foam sandwich structure, which can significantly reduce weight. The solid width on one side is increased to increase the matching area, ensure the connection strength, ensure the accuracy of the molding material, and improve the molding rate of the material. At the same time, the whole is a detachable structure, which is convenient for personnel to perform distributed operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the utility model device;

[0015] Figure 2 This is a schematic diagram of the connection structure between the lower template and the upper template of the utility model;

[0016] Figure 3 For this utility model Figure 1 Exploded view structural diagram.

[0017] In the figure: 1. Lower template; 2. Upper template; 3. Fixing module 1; 4. Fixing module 2; 5. Lower profile module; 6. Upper profile module; 7. Arc module; 8. Pressurizing module 1; 9. Pressurizing module 2; 10. Pressurizing module 3; 11. Locating pin 1; 12. Bolt; 13. Locating pin 2; 14. Lifting ring. DETAILED DESCRIPTION

[0018] 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 in 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.

[0019] See also Figure 1 , Figure 2 and Figure 3 A composite material structural part forming mold comprises: a lower template 1 and an upper template 2, a fixing module 3 is attached to one side of the upper surface of the lower template 1, a fixing module 2 is attached to the upper surface of the lower template 1, a lower profile module 5 is attached to the upper surface of the lower template 1, an upper profile module 6 is attached to the lower surface of the upper template 2, an arc module 7 is attached to the upper surface of the lower template 1, a pressurizing module 8 is attached to the upper surface of the lower template 1, the upper surface of the pressurizing module 8 is attached to the lower surface of the upper template 2, one side of the pressurizing module 8 is in contact with the side surface of the arc module 7, and the upper surface of the lower template 1 The surface is bonded with a pressurizing module 2 9, the upper surface of which is bonded with the lower surface of the upper template 2, one side of which is in contact with one side of the lower profile module 5 and the upper profile module 6, the upper surface of the lower template 1 is bonded with a pressurizing module 3 10, the upper surface of which is bonded with the lower surface of the upper template 2, the four corners of the lower template 1 and the upper template 2 are connected with positioning pins 11, the lower template 1 and the upper template 2 are arranged oppositely, the interior of the fixing module 1 3 and the fixing module 2 4 is plugged with positioning pins 2 13, and the positioning pins 2 13 are connected to the upper surface of the lower template 1, The upper end of the positioning pin 13 is threadedly connected with a bolt 12, and the lower profile module 5 and the upper profile module 6 are positioned in series through the positioning pin 13. The prepreg is laid on the foam sandwich, and the laid foam sandwich is placed between the lower profile module 5 and the upper profile module 6. The positioning pin 13 is used for positioning, and the fixed module 3 and the lower template 1 are limited by the positioning pin 13 and the bolt 12. The prepreg is laid on the arc module 7 and placed in the corresponding position of the lower template 1. The combined lower profile module 5 and the upper profile module 6 are placed in the corresponding position of the lower template 1 and aligned with the arc template. Block 7; lay prepreg on the other side of the assembly, limit the fixing module 2 4 and the lower template 1 through the positioning pin 2 13 and the bolt 12, place the pressurizing module 1 8, the pressurizing module 2 9 and the pressurizing module 3 10 to the corresponding position of the lower template 1, and position the upper template 2 with the lower template 1 through the positioning pin 11, push the assembled mold into the hot press for curing, and after curing, remove the upper template 2, pressurizing module 1 8, pressurizing module 2 9, pressurizing module 3 10, arc module 7, fixing module 1 3, fixing module 2 4 and upper profile module 6 in sequence, and then take out the product.

[0020] See also Figure 1 and Figure 3 Recesses and protrusions are arranged on opposite sides of the lower template 1 and the upper template 2, and the recesses and protrusions are cooperatively connected with the fixing module 1 3, the fixing module 2 4, the lower profile module 5, the upper profile module 6, the arc module 7, the pressurizing module 1 8, the pressurizing module 2 9 and the pressurizing module 3 10.

[0021] See also Figure 1 and Figure 2 The two side ends of the lower template 1 and the upper template 2 are connected with hanging rings 14.

[0022] Working principle: when in use, the whole is disassembled, prepreg is laid on the foam sandwich, the laid foam sandwich is placed between the lower profile module 5 and the upper profile module 6, and the positioning pin 13 is used for positioning. The fixed module 1 3 and the lower template 1 are limited by the positioning pin 13 and the bolt 12, and the prepreg is laid on the arc module 7 and placed in the corresponding position of the lower template 1. The combined lower profile module 5 and the upper profile module 6 are placed in the corresponding position of the lower template 1 and matched with the arc module 7; the prepreg is laid on the other side of the combination. Dip the material, limit the fixed module 2 4 and the lower template 1 through the positioning pin 2 13 and the bolt 12, place the pressurizing module 1 8, pressurizing module 2 9 and pressurizing module 3 10 to the corresponding position of the lower template 1, position the upper template 2 with the lower template 1 through the positioning pin 11, push the assembled mold into the hot press for curing, and after curing, remove the upper template 2, pressurizing module 1 8, pressurizing module 2 9, pressurizing module 3 10, arc module 7, fixed module 1 3, fixed module 2 4 and upper mold surface module 6 in sequence, and then take out the product.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite material structural part forming die, characterized in that: include: The lower template (1) and the upper template (2) are provided with a fixing module 1 (3) on one side of the upper surface of the lower template (1), a fixing module 2 (4) on the upper surface of the lower template (1), a lower profile module (5) on the upper surface of the lower template (1), an upper profile module (6) on the lower surface of the upper template (2), an arc module (7) on the upper surface of the lower template (1), a pressurizing module 1 (8) on the upper surface of the lower template (1), and a pressurizing module 1 (8) on the upper surface of the upper template. The lower surface of the lower template (2) is bonded to the lower surface of the upper template (2), one side of the pressurizing module one (8) is in contact with the side of the arc-shaped module (7), the upper surface of the lower template (1) is bonded to the pressurizing module two (9), the upper surface of the pressurizing module two (9) is bonded to the lower surface of the upper template (2), one side of the pressurizing module two (9) is in contact with one side of the lower profile module (5) and the upper profile module (6), the upper surface of the lower template (1) is bonded to the pressurizing module three (10), the upper surface of the pressurizing module three (10) is bonded to the lower surface of the upper template (2).

2. A composite material structural component forming mold according to claim 1, characterized in that: Positioning pins (11) are connected at the four corners of the lower template (1) and the upper template (2), and the lower template (1) and the upper template (2) are arranged relative to each other.

3. The composite material structural component forming mold according to claim 1, characterized in that: A second positioning pin (13) is inserted into the interior of the fixing module 1 (3) and the fixing module 2 (4), and the second positioning pin (13) is connected to the upper surface of the lower template (1), and the upper end of the second positioning pin (13) is threadedly connected with a bolt (12).

4. The composite material structural component forming mold according to claim 1, characterized in that: The lower profile module (5) and the upper profile module (6) are positioned and connected in series via a second positioning pin (13).

5. The composite material structural component forming mold according to claim 1, characterized in that: The lower template (1) and the upper template (2) are provided with recesses and protrusions on opposite sides, and the recesses and protrusions are connected with the fixing module 1 (3), the fixing module 2 (4), the lower profile module (5), the upper profile module (6), the arc module (7), the pressurizing module 1 (8), the pressurizing module 2 (9) and the pressurizing module 3 (10).

6. The composite material structural component forming mold according to claim 1, characterized in that: Both side ends of the lower template (1) and the upper template (2) are connected with hanging rings (14).

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