Cone groove positioning negative angle composite material forming die

By introducing the fourth insert and multiple insert designs into the composite mold, the combination of hexagon bolts and thread grooves is used to solve the problem of insufficient molding accuracy and overall rigidity of the negative angle components of the composite material, and efficient and flexible mold adjustment and stable connection are achieved.

CN223085211UActive Publication Date: 2025-07-11TANGSHAN DEHOU MASCH MFG CO LTD
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Patent Information

Application Number
CN202422180783.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-06
Publication Date
2025-07-11
Estimated Expiration
2034-09-06

AI Technical Summary

Technical Problem

Traditional molds are difficult to meet the high-precision molding requirements of negative angle components of composite materials, and the overall rigidity of the mold is insufficient and the adjustment is inflexible, resulting in low production efficiency and high maintenance costs.

Method used

A cone groove positioning negative angle composite mold is designed. By setting a fourth insert and multiple inserts on the top of the base, using the cooperation of hexagon bolts and thread grooves, the precise positioning and fine-tuning of the mold assembly is achieved, and the stability and adaptability of the mold is enhanced.

Benefits of technology

It improves the molding accuracy and production efficiency of the mold, reduces maintenance costs, adapts to the molding needs of different shapes and sizes, and enhances the structural complexity and adjustability of the mold.

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    Figure CN223085211U_ABST
Patent Text Reader

Abstract

The utility model discloses a conical groove positioning negative angle composite material forming die which comprises a base, a fourth insert is arranged at the top end of the base, first positioning holes are formed in the upper end and the lower end of the fourth insert, first inner hexagon bolts penetrate through the first positioning holes, and second inner hexagon bolts penetrate through the first positioning holes. The outer ring of the first hexagon socket screw is in threaded connection with a first threaded groove, and the first threaded groove is formed in the top end of the second insert. The fourth insert is arranged at the top end of the base and used for supporting and positioning other mold assemblies, positioning holes in the upper end and the lower end of the fourth insert allow accurate fixing and adjusting through the first hexagon socket screws, it is ensured that the positions of the mold assemblies are accurate, and the first hexagon socket screws penetrate through the first positioning holes; the position of the fourth insert can be rapidly adjusted when needed, the outer ring thread of the first hexagon socket screw is matched with the first thread groove, a smooth and stable connection mode is provided, fine adjustment is allowed when needed, and different forming requirements are met.
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Description

Technical Field

[0001] The utility model relates to the technical field of cone groove positioning forming dies, in particular to a cone groove positioning negative angle composite material forming die. Background Art

[0002] Cone groove positioning negative angle composite molding mold technology is an advanced manufacturing technology specifically used for the molding of composite materials (usually referred to as composite materials). With the increasing demand for lightweight and high-strength materials in the aerospace, automotive, sports equipment and other industries, composite materials are valued for their excellent mechanical properties and designability. The molding process of composite materials is relatively complicated, especially for parts with negative angles or special shapes. Traditional mold technology is difficult to meet the molding requirements. In some application scenarios, such as negative angle parts of aircraft wings, extremely high molding accuracy and surface quality are required, which puts higher requirements on mold design. Modern manufacturing tends to be automated and intelligent, which requires mold technology to not only meet molding requirements, but also be easy to integrate into automated production lines.

[0003] In actual use, the lack of multi-module splicing may result in insufficient rigidity of the mold as a whole, especially when subjected to greater pressure or during high-temperature molding. Without multi-module splicing, the mold adjustment may not be flexible enough to adapt to the molding requirements of composites of different shapes and sizes. The lack of a negative angle cover may affect the mold's precise control of the composite, especially in the molding accuracy of the negative angle area. If the mold is designed as a single whole, once a part is damaged, the entire mold may need to be replaced, increasing maintenance and replacement costs. A single mold may not be as efficient as a modular design, because the modular design can quickly replace or adjust modules according to production needs. Utility Model Content

[0004] The utility model aims to provide a conical groove positioning negative angle composite forming mold, which is provided with a fourth insert at the top of a base to provide a stable platform for supporting and positioning other mold components, and the positioning holes at the upper and lower ends of the fourth insert allow precise fixation and adjustment through a first hexagon socket bolt to ensure that the positional relationship between the mold components is accurate, and the first hexagon socket bolt passes through the first positioning hole and can be conveniently tightened and loosened, so as to facilitate rapid adjustment of the position of the fourth insert when needed, and the outer circle thread of the first hexagon socket bolt cooperates with the first thread groove to provide a smooth and stable connection method, allowing fine-tuning when needed to adapt to different molding requirements.

[0005] To achieve the above object, a conical groove positioning negative angle composite material forming die is provided, including: a base, a fourth insert is arranged at the top end of the base, first positioning holes are opened at both the upper and lower ends of the fourth insert, a first hexagon socket head bolt penetrates through the inside of the first positioning hole, and an outer ring of the first hexagon socket head bolt is threadedly connected with a first thread groove, and the first thread groove is opened at the top end of a second insert;

[0006] A groove is opened at the top end of the base, a seventh insert abuts against the bottom end of the groove, a second thread groove is opened at the bottom end of the seventh insert, second positioning holes are opened at both the upper and lower ends of the base, a second hexagon socket head bolt penetrates through the inside of the second positioning hole, and an outer ring of the second hexagon socket head bolt is threadedly connected with an inner ring of the second thread groove.

[0007] According to the described conical groove positioning negative angle composite material forming die, a fifth insert abuts against one side of the fourth insert, and a third insert is threadedly connected to the bottom end of the fifth insert.

[0008] According to the described conical groove positioning negative angle composite material forming die, a first insert abuts against one side of the second insert, and a seventh insert abuts against the rear side of the second insert.

[0009] According to the described conical groove positioning negative angle composite material forming die, an eighth insert abuts against the rear side of the seventh insert, and the eighth insert is threadedly connected to the bottom end of the groove.

[0010] According to the described conical groove positioning negative angle composite material forming die, a sixth insert abuts against one side of the seventh insert, and a ninth insert abuts against the rear side of the sixth insert.

[0011] According to the described conical groove positioning negative angle composite material forming die, a lifting ring is threadedly connected to the top end of the base, the number of the lifting rings is four, and the lifting rings are matched with the top end of the base.

[0012] According to the described conical groove positioning negative angle composite material forming die, the cross section of the fourth insert is in the shape of "7", the number of the fourth inserts is two, the number of the second hexagon socket head bolts is several, and the second hexagon socket head bolts are matched with the second positioning holes and the second thread grooves.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] 1. The present utility model is provided with a fourth insert block, a first positioning hole, a first hexagon socket head bolt, a first thread groove and a second insert block. The fourth insert block is arranged at the top end of the base, providing a stable platform for supporting and positioning other die components. The positioning holes at the upper and lower ends of the fourth insert block allow for precise fixation and adjustment through the first hexagon socket head bolt, ensuring the accurate position relationship between die components. The first hexagon socket head bolt passes through the first positioning hole, facilitating tightening and loosening, and enabling quick adjustment of the position of the fourth insert block when needed. The cooperation between the external thread of the first hexagon socket head bolt and the first thread groove provides a smooth and stable connection method, allowing for fine adjustment when required to adapt to different molding requirements.

[0015] 2. The present utility model is provided with a groove, a seventh insert block, a second thread groove, a second positioning hole and a second hexagon socket head bolt. The bottom end of the groove abuts against the seventh insert block, providing a stable support point to help maintain the stability of the die structure. The second thread groove at the bottom end of the seventh insert block is threadedly connected to the external thread of the second hexagon socket head bolt, allowing for fine adjustment to adapt to molding materials of different thicknesses or shapes. The second positioning holes at the upper and lower ends of the base penetrate the second hexagon socket head bolt, ensuring the precise positioning of the seventh insert block on the base and improving the molding accuracy. Through the threaded connection of the second hexagon socket head bolt, the seventh insert block can be conveniently installed and disassembled, facilitating die maintenance and component replacement. The design of the groove and the seventh insert block increases the structural complexity of the die, enabling it to adapt to more diverse molding requirements.

[0016] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be learned through the practice of the present utility model. Brief Description of the Drawings

[0017] The present utility model will be further described below in conjunction with the drawings and embodiments;

[0018] Figure 1 It is a three-dimensional view of a conical groove positioning negative angle composite material forming die of the present utility model;

[0019] Figure 2 It is a front view of a conical groove positioning negative angle composite material forming die of the present utility model;

[0020] Figure 3 It is a sectional three-dimensional view of a conical groove positioning negative angle composite material forming die of the present utility model;

[0021] Figure 4 For the present utility model Figure 3 The enlarged view of the structure at A in

[0022] Figure 5 For the present utility model Figure 3 The enlarged view of the structure at B in

[0023] In the figure: 1, base; 2, first insert block; 3, second insert block; 4, third insert block; 5, fourth insert block; 6, fifth insert block; 7, sixth insert block; 8, seventh insert block; 9, eighth insert block; 10, ninth insert block; 11, lifting ring; 12, groove; 13, first hexagon socket head cap screw; 14, first positioning hole; 15, first thread groove; 16, second thread groove; 17, second positioning hole; 18, second hexagon socket head cap screw. Specific implementation manner

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1-5, the present utility model provides a technical solution: a conical groove positioning negative angle composite material forming die, comprising: a base 1, a fourth insert block 5 is provided at the top end of the base 1, and its function is to serve as a part of the die structure, providing additional support and positioning points. First positioning holes 14 are opened at both the upper and lower ends of the fourth insert block 5. These positioning holes 14 are used to fix the position of the fourth insert block 5 to ensure its stability on the base 1. A first hexagon socket head bolt 13 penetrates through the inside of the first positioning hole 14. The first hexagon socket head bolt 13 is used to fasten and adjust the position of the fourth insert block 5 to adapt to different forming requirements. The outer circumference of the first hexagon socket head bolt 13 is threadedly connected to a first thread groove 15, and the first thread groove 15 is opened at the top end of the second insert block 3. This design allows the first hexagon socket head bolt 13 to be finely adjusted within the first thread groove 15 to achieve more precise positioning. A groove 12 is opened at the top end of the base 1. The groove 12 is used to accommodate the seventh insert block 8 to increase the stability and structural complexity of the die. The bottom end of the groove 12 abuts against the seventh insert block 8. A second thread groove 16 is opened at the bottom end of the seventh insert block 8, and the outer circumference of the second hexagon socket head bolt 18 is threadedly connected to the second thread groove 16. This cooperation allows the seventh insert block 8 to be adjusted within the groove 12 to adapt to different forming requirements. Second positioning holes 17 are opened at both the upper and lower ends of the base 1. A second hexagon socket head bolt 18 penetrates through the inside of the second positioning hole 17. The second hexagon socket head bolt 18 is used to fix and adjust the position of the seventh insert block 8 to ensure its stability on the base 1. One side of the fourth insert block 5 abuts against a fifth insert block 6, and the bottom end of the fifth insert block 6 is threadedly connected to a third insert block 4. This structural design increases the complexity and adjustability of the die, allowing the relative positions of different insert blocks to be adjusted. One side of the second insert block 3 abuts against a first insert block 2, and the rear side of the second insert block 3 abuts against the seventh insert block 8. This design provides lateral support and stability for the die. The rear side of the seventh insert block 8 abuts against an eighth insert block 9, and the eighth insert block 9 is threadedly connected to the bottom end of the groove 12. This cooperation increases the stability and support force at the rear of the die. One side of the seventh insert block 8 abuts against a sixth insert block 7, and the rear side of the sixth insert block 7 abuts against a ninth insert block 10. This design provides additional lateral support and adjustment ability for the die. A lifting ring 11 is threadedly connected to the top end of the base 1, and the number of the lifting rings 11 is four. The lifting rings 11 cooperate with the top end of the base 1 to provide convenient lifting and handling options. The cross-section of the fourth insert block 5 is in the shape of a "7". This unique cross-sectional design may help improve the strength and stability of the die. The number of the fourth insert blocks 5 is two. This symmetrical design may help balance the load of the die and improve the uniformity of forming. The number of the second hexagon socket head bolts 18 is several. The second hexagon socket head bolts 18 cooperate with the second positioning holes 17 and the second thread grooves 16 to provide multiple adjustment points to adapt to different sizes and shapes of forming requirements.

[0026] Working principle: First, place the base 1 at a predetermined working position to ensure its horizontal stability. Then, open a groove 12 at the top of the base 1. Place the fourth insert 5 at the bottom of the groove 12 to ensure that the contact surface between it and the base 1 is flat. Insert the first hexagon socket head cap screw 13 into the positioning holes 14 at the upper and lower ends of the fourth insert 5 respectively, and fix the position of the fourth insert 5 by rotating the screw 13. Ensure that the external thread of the first hexagon socket head cap screw 13 matches the first thread groove 15 at the top of the second insert 3. Place the seventh insert 8 at the bottom of the groove 12 to ensure that the bottom of the groove 12 is in close contact with the bottom of the seventh insert 8. Pass the second hexagon socket head cap screw 18 through the second positioning hole 17 and thread it with the internal thread of the second thread groove 16. Adjust the screw 18 to fix the position of the seventh insert 8. Place the fifth insert 6 on one side of the fourth insert 5 and connect the bottom of the fifth insert 6 to the third insert 4 by threads. Install the first insert 2 on one side of the second insert 3 to ensure their close fit. Place the eighth insert 9 behind the seventh insert 8 and thread it with the bottom of the groove 12. Then install the sixth insert 7 on one side of the seventh insert 8 and place the ninth insert 10 behind the sixth insert 7. All inserts are installed in a symmetric manner, all installed inside the groove 12, and all are installed at the bottom of the groove 12 by the second hexagon socket head cap screw 18. Thread four lifting rings 11 on the top of the base 1 to ensure their close fit with the top of the base 1 for easy hoisting and handling.

[0027] The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made without departing from the spirit of the present invention within the knowledge scope of those of ordinary skill in the art.

Claims

1. A conical groove positioning negative angle composite material forming die, comprising: Base (1), characterized in that: a fourth insert block (5) is provided at the top of the base (1), first positioning holes (14) are provided at both the upper and lower ends of the fourth insert block (5), a first hexagon socket head bolt (13) penetrates through the inside of the first positioning hole (14), and a first thread groove (15) is threadedly connected to the outer ring of the first hexagon socket head bolt (13), and the first thread groove (15) is provided at the top of the second insert block (3); A groove (12) is provided at the top of the base (1), a seventh insert block (8) abuts against the bottom end of the groove (12), a second thread groove (16) is provided at the bottom end of the seventh insert block (8), second positioning holes (17) are provided at both the upper and lower ends of the base (1), a second hexagon socket head bolt (18) penetrates through the inside of the second positioning hole (17), and the outer ring of the second hexagon socket head bolt (18) is threadedly connected to the inner ring of the second thread groove (16).

2. The conical groove positioning negative angle composite material forming die according to claim 1, characterized in that: One side of the fourth insert block (5) abuts against a fifth insert block (6), and a third insert block (4) is threadedly connected to the bottom end of the fifth insert block (6).

3. A conical groove positioning negative angle composite material forming die according to claim 1, characterized in that: One side of the second insert block (3) abuts against a first insert block (2), and the rear side of the second insert block (3) abuts against a seventh insert block (8).

4. The conical groove positioning negative angle composite material forming die according to claim 3, wherein: The rear side of the seventh insert block (8) abuts against an eighth insert block (9), and the eighth insert block (9) is threadedly connected to the bottom end of the groove (12).

5. The composite material forming die with a tapered groove positioning negative angle according to claim 1, characterized in that: One side of the seventh insert block (8) abuts against a sixth insert block (7), and the rear side of the sixth insert block (7) abuts against a ninth insert block (10).

6. The tapered groove positioning negative angle composite material forming die according to claim 1, wherein: A lifting ring (11) is threadedly connected to the top of the base (1), the number of the lifting rings (11) is four, and the lifting rings (11) cooperate with the top of the base (1).

7. The composite material forming die with a tapered groove for positioning negative angles according to claim 1, characterized in that: The cross-section of the fourth insert block (5) is in the shape of "7", the number of the fourth insert blocks (5) is two, the number of the second hexagon socket head bolts (18) is several, and the second hexagon socket head bolts (18) cooperate with the second positioning holes (17) and the second thread grooves (16).