Integrated forming die for composite material gas cylinder bottom support

Abstract

The utility model provides a composite material gas cylinder bottom support integral forming die which comprises a bottom support upper surface assembly, a bottom support lower surface assembly, a left side hollowed-out assembly, a right side hollowed-out assembly, a center hollowed-out assembly, a front baffle assembly and a rear baffle assembly which are connected in a positioning mode through die positioning pins. The integrated forming die for the composite gas cylinder bottom support is convenient to disassemble and assemble and can be repeatedly used for multiple times; and the product strength can be improved by integral forming.

Description

Technical Field

[0001] The utility model belongs to the technical field of composite materials and processes, and in particular relates to an integrated molding die for a composite material gas cylinder bottom bracket. Background Art

[0002] Compressors are mostly used in various common refrigeration equipment, power drive equipment, etc. Many of these equipment are also used in fields that are sensitive to equipment weight, such as transportation, aerospace, etc. Therefore, the lightweighting of compressors is of great significance. At present, the common materials of compressor equipment parts are mostly metal materials, such as the fixed gas cylinder base. The utility model changes its material to a composite material, which can reduce the weight of the fixed gas cylinder base while meeting its performance, and further meet the lightweight requirements of the equipment. Summary of the invention

[0003] Aiming at the problem that the integrated molding technology of composite material products is relatively complicated, the utility model provides an integrated molding die for a composite material gas cylinder base.

[0004] The utility model provides an integrated molding die for a composite material gas cylinder bottom bracket, comprising: a bottom bracket upper surface component, a bottom bracket lower surface component, a left hollow component, a right hollow component, a center hollow component, a front baffle component, and a rear baffle component.

[0005] The composite gas cylinder base is formed by curing carbon fiber prepregs laid on the base upper surface component, the base lower surface component, the left hollow component, the right hollow component, and the center hollow component.

[0006] The left hollow component contains a positioning bevel, a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface between the left hollow component and the bottom bracket upper surface component and the bottom bracket lower surface component.

[0007] The right hollow component contains a positioning bevel, a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface between the right hollow component and the bottom bracket upper surface component and the bottom bracket lower surface component.

[0008] The front baffle assembly includes a positioning bevel, a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface between the front baffle assembly and the bottom bracket upper surface assembly and the bottom bracket lower surface assembly.

[0009] The rear baffle assembly comprises a positioning bevel, a plurality of positioning holes and a locking countersunk hole. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface between the rear baffle assembly and the bottom bracket upper surface assembly and the bottom bracket lower surface assembly.

[0010] The front baffle assembly and the rear baffle assembly have profile holes on their surfaces, the profile holes have an outer shape of the cross-section of the central hollow assembly, and the central hollow assembly is positioned through the profile holes of the front baffle assembly and the rear baffle assembly and passes through the profile holes of the front baffle assembly and the rear baffle assembly.

[0011] In a preferred embodiment of the utility model, the base upper surface component, the base lower surface component, the left hollow component, the right hollow component, the center hollow component, the front baffle component, and the rear baffle component are all made of metal materials.

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

[0013] The composite material gas cylinder base support integrated molding die provided by the utility model is easy to assemble and disassemble, and the mold can be reused many times; the integrated molding can also improve the product strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic diagram of the mold cross section;

[0015] Figure 2 It is a half-section schematic diagram of the mold;

[0016] Figure 3 This is a schematic diagram of the base of a composite gas cylinder; DETAILED DESCRIPTION

[0017] The present invention is described in detail below in conjunction with specific embodiments. The following embodiments will help those skilled in the art to further understand the present invention, but are not intended to limit the present invention in any form. It should be noted that, for those of ordinary skill in the art, several changes and improvements can also be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

[0018] The composite gas cylinder base 600 is made of carbon fiber prepreg. The one-piece molding mold used for molding includes: the base upper surface component 100, the base lower surface component 200, the left hollow component 300, the right hollow component 400, the center hollow component 500, the front baffle component 700, and the rear baffle component 800 are integrally solidified and molded by molding process.

[0019] like Figure 2, respectively lay carbon fiber prepreg on the upper surface component 100 of the bottom bracket, the lower surface component 200 of the bottom bracket, the left hollow component 300, the right hollow component 400, and the central hollow component 500, and assemble the various components of the mold after reaching the required number of layers and thickness. Position and connect the left hollow component 300 and the right hollow component 400 with the lower surface component 200 of the bottom bracket through positioning screws, countersunk pin holes and threaded holes; pass the central hollow component 500 through the front baffle component 700 and the rear baffle component 800, and position and connect the front baffle component 700 and the rear baffle component 800 with the lower surface component 200 of the bottom bracket through positioning screws, countersunk pin holes and threaded holes; assemble the upper surface component 100 of the bottom bracket and fix it to each component through positioning screws, countersunk pin holes and threaded holes.

[0020] Place the molding mold in a hot press for curing, with a pressure of 90-110 bar, a curing temperature of 170℃-180℃, and a curing time of 3h-4h.

[0021] In the description of the present application, it should be understood that the terms "upper", "middle" and "lower" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction. Therefore, it should not be understood as a limitation on the present application.

[0022] The above describes the specific embodiments of the present invention. It should be understood that the present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes or modifications within the scope of the claims, which does not affect the essence of the present invention. In the absence of conflict, the embodiments of the present application and the features in the embodiments can be combined with each other at will.

Claims

1. A composite material gas cylinder base integral molding die, characterized in that: The composite material gas cylinder base (600) comprises a base upper surface component (100), a base lower surface component (200), a left hollow component (300), a right hollow component (400), a central hollow component (500), a front baffle component (700), and a rear baffle component (800); the composite material gas cylinder base (600) is formed by curing carbon fiber prepreg paved on the base upper surface component (100), the base lower surface component (200), the left hollow component (300), the right hollow component (400), and the central hollow component (500); the base upper surface component (100) and the left hollow component (300), the right hollow component (400), the front baffle component (700), and the rear baffle component (800) The assembly (800) is positioned and connected by positioning screws, countersunk pin holes and threaded holes; the bottom support lower surface assembly (200) is positioned and connected with the left hollow assembly (300), the right hollow assembly (400), the front baffle assembly (700) and the rear baffle assembly (800) by positioning screws, countersunk pin holes and threaded holes; the front baffle assembly (700) and the rear baffle assembly (800) have profile holes on their surfaces, and the profile holes have the shape of the cross-section of the central hollow assembly (500); the central hollow assembly (500) is positioned by the profile holes of the front baffle assembly (700) and the rear baffle assembly (800), and passes through the profile holes of the front baffle assembly (700) and the rear baffle assembly (800).

2. The composite material gas cylinder base integral molding die according to claim 1, characterized in that: The bottom bracket upper surface component (100), the bottom bracket lower surface component (200), the left hollow component (300), the right hollow component (400), the center hollow component (500), the front baffle component (700), and the rear baffle component (800) are all made of metal materials.

3. The composite material gas cylinder base integral molding die according to claim 1, characterized in that: The left hollow component (300) comprises a positioning bevel, a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°. The holes are evenly distributed on the contact surface of the left hollow component (300) with the bottom bracket upper surface component (100) and the bottom bracket lower surface component (200).

4. The composite material gas cylinder base integral molding die according to claim 1, characterized in that: The right hollow component (400) comprises a positioning bevel, a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface of the right hollow component (400) with the bottom bracket upper surface component (100) and the bottom bracket lower surface component (200).

5. The composite material gas cylinder base integral molding die according to claim 1, characterized in that: The front baffle assembly (700) comprises a positioning bevel and a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface of the front baffle assembly (700) with the bottom bracket upper surface assembly (100) and the bottom bracket lower surface assembly (200).

6. The composite material gas cylinder base integral molding die according to claim 1, characterized in that: The rear baffle assembly (800) comprises a positioning bevel and a plurality of positioning holes and locking countersunk holes. The positioning bevel has an angle of 45°, and the holes are evenly distributed on the contact surface of the rear baffle assembly (800) with the bottom bracket upper surface assembly (100) and the bottom bracket lower surface assembly (200).

7. The composite material gas cylinder base integral molding die according to claim 1, characterized in that: The central hollow component (500) is arranged between the front baffle component (700) and the rear baffle component (800), and is positioned according to the profile holes of the front baffle component (700) and the rear baffle component (800).

Images