CN113135002A - Carbon fiber composite material packing box and manufacturing method thereof - Google Patents

Carbon fiber composite material packing box and manufacturing method thereof Download PDF

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Publication number
CN113135002A
CN113135002A CN202110467827.3A CN202110467827A CN113135002A CN 113135002 A CN113135002 A CN 113135002A CN 202110467827 A CN202110467827 A CN 202110467827A CN 113135002 A CN113135002 A CN 113135002A
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layer
parts
composite
carbon fiber
packing box
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Granted
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CN202110467827.3A
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CN113135002B (en
Inventor
王国颢
胡利华
洪兴华
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Quzhou Aike Technology Co ltd
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Quzhou Aike Technology Co ltd
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
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    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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Abstract

The invention discloses a carbon fiber composite material packing box and a manufacturing method thereof. The invention belongs to the technical field of packaging box preparation, and particularly provides a carbon fiber composite packaging box which is light in weight, wear-resistant, high-temperature-resistant, and capable of effectively buffering and damping.

Description

Carbon fiber composite material packing box and manufacturing method thereof
Technical Field
The invention belongs to the technical field of packaging box preparation, and particularly relates to a carbon fiber composite packaging box and a manufacturing method thereof.
Background
Along with the diversification of market products, the requirements of the market on product packing cases are more and more diversified, the small mobile phone cases are packed into large household appliance packages from the fast-forwarding packing to the military cannonball packing cases, different products have different requirements on the packing cases, some requirements can resist impact and fall, some requirements are light in weight, some requirements are cheap, some requirements are good, and the common packages in the market at present comprise paper boxes, wooden boxes, metal boxes, plastic boxes and the like, wherein the paper boxes are low in cost and light in weight, but poor in rigidity and cannot bear heavy articles; the wooden box has higher rigidity, but has poor buffering performance, poor falling resistance and poor sealing performance, and the cost is far higher than that of a carton; the metal box has good rigidity, but has poor shock resistance and heavy weight, is not suitable for articles needing to be carried frequently, and has overhigh cost and low popularity; plastic boxes have good thermal insulation, good sealing, and light weight, but are not impact resistant and less rigid than wooden or metal boxes.
Disclosure of Invention
In order to solve the existing problems, the invention provides the carbon fiber composite material packing box which is light in weight, wear-resistant, high-temperature-resistant, effective in buffering and shock absorption.
The technical scheme adopted by the invention is as follows: the utility model provides a carbon-fibre composite packing box, includes first compound skin, basic unit, the compound inlayer of second and buffering buffer layer from outside to inside in proper order, first compound skin includes carbon fiber weaving layer, glass fiber weaving layer and resin composition, the basic unit is mixed resin layer, and the second composite bed is carbon fiber reinforcement epoxy composite bed, the buffering buffer layer is the EPS foam blanket.
Further, the second composite layer comprises the following components in parts by weight: 30-50 parts of powdered epoxy resin, 20-30 parts of carbon fiber, 5-10 parts of hexamethylenetetramine, 10-15 parts of wollastonite, 5-12 parts of carbon black and 5-8 parts of calcium hydroxide.
Further, the resin composition comprises the following components in parts by weight: 60-70 parts of epoxy resin and 30-40 parts of phenolic resin.
Further, the mixed resin layer comprises the following raw materials in parts by weight: 50-80 parts of epoxy resin, 9-17 parts of polyethylene resin, 12-26 parts of polyvinyl chloride resin, 35-46 parts of thermoplastic resin master batch, 1-5 parts of nano titanium dioxide, 1-6 parts of silicon carbide, 0.5-5 parts of conductive carbon black, 1-5 parts of carbon nano tube, 2-8 parts of silicon rubber, 0.5-3 parts of mica, 2-6 parts of stearic acid, 1-3 parts of aluminum powder, 2-4 parts of zinc powder and 4-8 parts of zinc oxide.
The invention also discloses a preparation method of the carbon fiber composite material packing box, which comprises the following steps:
1) preparing a first composite outer layer: laying a carbon fiber woven layer and a glass fiber woven layer in an overlapping manner, covering the surfaces of the carbon fiber woven layer and the glass fiber woven layer with a resin composition, and carrying out compression molding to obtain a first composite outer layer;
2) preparing a second composite layer: putting powdered epoxy resin, carbon fiber, hexamethylenetetramine, wollastonite, carbon black and calcium hydroxide into a mixing machine, stirring and mixing for 1-10min, putting the mixed material into an oven for drying, then putting the dried material into an open mill for plasticizing, cooling the plasticized material to room temperature, crushing the material, and then putting the crushed material into a hot press for compression molding; putting the pressed and formed product into an oven for post-treatment; naturally cooling the post-treated workpiece in an oven to the temperature of lower than 60 ℃, and taking out to obtain a second composite layer;
3) compression molding: and sequentially superposing the first composite outer layer, the base layer, the second composite inner layer and the buffer damping layer, laying the composite outer layer, the base layer, the second composite inner layer and the buffer damping layer in a mold, and preparing the composite material packing case board by adopting a compression molding method, wherein in the compression molding method, the molding temperature is 80-200 ℃, the molding time is 2-15min, the molding pressure is 0.4-20MPa, and the composite material packing case board is cut and assembled to prepare the carbon fiber composite material packing case.
By adopting the scheme, the invention has the following beneficial effects: according to the carbon fiber composite material packing box and the manufacturing method thereof, the first composite outer layer, the base layer, the second composite inner layer and the buffering and damping layer are compounded in a multiple mode, so that shock is effectively absorbed, a good buffering and damping effect is achieved on products in the packing box, the first composite outer layer, the base layer and the second composite outer layer are compounded through carbon fibers, impact resistance is effectively improved, wear resistance and high temperature resistance are achieved, and the manufacturing process is simple.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1, the carbon fiber composite material packing box of the invention comprises a first composite outer layer, a base layer, a second composite inner layer and a buffer damping layer in sequence from outside to inside, wherein the first composite outer layer comprises a carbon fiber woven layer, a glass fiber woven layer and a resin composition, the base layer is a mixed resin layer, the second composite layer is a carbon fiber reinforced epoxy resin composite layer, and the buffer damping layer is an EPS foam layer.
The preparation method of the carbon fiber composite material packing box comprises the following steps:
1) preparing a first composite outer layer: laying a carbon fiber woven layer and a glass fiber woven layer in an overlapping manner, covering the surfaces of the carbon fiber woven layer and the glass fiber woven layer with a resin composition, and carrying out compression molding to obtain a first composite outer layer;
2) preparing a second composite layer: putting powdered epoxy resin, carbon fiber, hexamethylenetetramine, wollastonite, carbon black and calcium hydroxide into a mixing machine, stirring and mixing for 1min, putting the mixed material into an oven for drying, then putting the dried material into an open mill for plasticizing, cooling the plasticized material to room temperature, crushing the material, and then putting the crushed material into a hot press for compression molding; putting the pressed and formed product into an oven for post-treatment; naturally cooling the post-treated workpiece in an oven to the temperature of lower than 60 ℃, and taking out to obtain a second composite layer;
3) compression molding: and sequentially superposing the first composite outer layer, the base layer, the second composite inner layer and the buffer damping layer, laying the composite outer layer, the base layer, the second composite inner layer and the buffer damping layer in a mold, and preparing the composite material packing box board by adopting a compression molding method, wherein in the compression molding method, the molding temperature is 80 ℃, the molding time is 15min, the molding pressure is 5MPa, and the composite material packing box board is cut and assembled to prepare the carbon fiber composite packing box.
Embodiment 2, the carbon fiber composite material packing box of the invention comprises a first composite outer layer, a base layer, a second composite inner layer and a buffer damping layer in sequence from outside to inside, wherein the first composite outer layer comprises a carbon fiber woven layer, a glass fiber woven layer and a resin composition, the base layer is a mixed resin layer, the second composite layer is a carbon fiber reinforced epoxy resin composite layer, and the buffer damping layer is an EPS foam layer.
The preparation method of the carbon fiber composite material packing box comprises the following steps:
1) preparing a first composite outer layer: laying a carbon fiber woven layer and a glass fiber woven layer in an overlapping manner, covering the surfaces of the carbon fiber woven layer and the glass fiber woven layer with a resin composition, and carrying out compression molding to obtain a first composite outer layer;
2) preparing a second composite layer: putting powdered epoxy resin, carbon fiber, hexamethylenetetramine, wollastonite, carbon black and calcium hydroxide into a mixing machine, stirring and mixing for 5min, putting the mixed material into an oven for drying, then putting the dried material into an open mill for plasticizing, cooling the plasticized material to room temperature, crushing the material, and then putting the crushed material into a hot press for compression molding; putting the pressed and formed product into an oven for post-treatment; naturally cooling the post-treated workpiece in an oven to the temperature of lower than 60 ℃, and taking out to obtain a second composite layer;
3) compression molding: and sequentially superposing the first composite outer layer, the base layer, the second composite inner layer and the buffer damping layer, laying the composite outer layer, the base layer, the second composite inner layer and the buffer damping layer in a mold, and preparing the composite material packing box board by adopting a compression molding method, wherein in the compression molding method, the molding temperature is 140 ℃, the molding time is 9min, the molding pressure is 15MPa, and the composite material packing box board is cut and assembled to prepare the carbon fiber composite packing box.
Embodiment 3, the carbon fiber composite material packing box of the invention comprises a first composite outer layer, a base layer, a second composite inner layer and a buffer damping layer in sequence from outside to inside, wherein the first composite outer layer comprises a carbon fiber woven layer, a glass fiber woven layer and a resin composition, the base layer is a mixed resin layer, the second composite layer is a carbon fiber reinforced epoxy resin composite layer, and the buffer damping layer is an EPS foam layer.
The preparation method of the carbon fiber composite material packing box comprises the following steps:
1) preparing a first composite outer layer: laying a carbon fiber woven layer and a glass fiber woven layer in an overlapping manner, covering the surfaces of the carbon fiber woven layer and the glass fiber woven layer with a resin composition, and carrying out compression molding to obtain a first composite outer layer;
2) preparing a second composite layer: putting powdered epoxy resin, carbon fiber, hexamethylenetetramine, wollastonite, carbon black and calcium hydroxide into a mixing machine, stirring and mixing for 10min, putting the mixed material into an oven for drying, then putting the dried material into an open mill for plasticizing, cooling the plasticized material to room temperature, crushing the material, and then putting the crushed material into a hot press for compression molding; putting the pressed and formed product into an oven for post-treatment; naturally cooling the post-treated workpiece in an oven to the temperature of lower than 60 ℃, and taking out to obtain a second composite layer;
3) compression molding: and sequentially superposing the first composite outer layer, the base layer, the second composite inner layer and the buffer damping layer, laying the composite outer layer, the base layer, the second composite inner layer and the buffer damping layer in a mold, and preparing the composite material packing box board by adopting a compression molding method, wherein in the compression molding method, the molding temperature is 200 ℃, the molding time is 3min, the molding pressure is 20MPa, and the composite material packing box board is cut and assembled to prepare the carbon fiber composite packing box.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (5)

1. The utility model provides a carbon-fibre composite packing box, its characterized in that includes first compound skin, basic unit, the compound inlayer of second and buffering buffer layer from outside to inside in proper order, first compound skin includes carbon fiber weaving layer, glass fiber weaving layer and resin composition, the basic unit is mixed resin layer, and the second composite bed is carbon fiber reinforcement epoxy composite bed, the buffering buffer layer is EPS foam blanket.
2. The carbon fiber composite material packing box of claim 1, wherein the second composite layer comprises the following components by weight: 30-50 parts of powdered epoxy resin, 20-30 parts of carbon fiber, 5-10 parts of hexamethylenetetramine, 10-15 parts of wollastonite, 5-12 parts of carbon black and 5-8 parts of calcium hydroxide.
3. The carbon fiber composite material packing box according to claim 1, wherein the resin composition comprises the following components by weight: 60-70 parts of epoxy resin and 30-40 parts of phenolic resin.
4. The carbon fiber composite material packing box of claim 1, wherein the mixed resin layer comprises the following raw materials by weight: 50-80 parts of epoxy resin, 9-17 parts of polyethylene resin, 12-26 parts of polyvinyl chloride resin, 35-46 parts of thermoplastic resin master batch, 1-5 parts of nano titanium dioxide, 1-6 parts of silicon carbide, 0.5-5 parts of conductive carbon black, 1-5 parts of carbon nano tube, 2-8 parts of silicon rubber, 0.5-3 parts of mica, 2-6 parts of stearic acid, 1-3 parts of aluminum powder, 2-4 parts of zinc powder and 4-8 parts of zinc oxide.
5. The preparation method of the carbon fiber composite material packing box is characterized by comprising the following steps:
1) preparing a first composite outer layer: laying a carbon fiber woven layer and a glass fiber woven layer in an overlapping manner, covering the surfaces of the carbon fiber woven layer and the glass fiber woven layer with a resin composition, and carrying out compression molding to obtain a first composite outer layer;
2) preparing a second composite layer: putting powdered epoxy resin, carbon fiber, hexamethylenetetramine, wollastonite, carbon black and calcium hydroxide into a mixing machine, stirring and mixing for 1-10min, putting the mixed material into an oven for drying, then putting the dried material into an open mill for plasticizing, cooling the plasticized material to room temperature, crushing the material, and then putting the crushed material into a hot press for compression molding; putting the pressed and formed product into an oven for post-treatment; naturally cooling the post-treated workpiece in an oven to the temperature of lower than 60 ℃, and taking out to obtain a second composite layer;
3) compression molding: and sequentially superposing the first composite outer layer, the base layer, the second composite inner layer and the buffer damping layer, laying the composite outer layer, the base layer, the second composite inner layer and the buffer damping layer in a mold, and preparing the composite material packing case board by adopting a compression molding method, wherein in the compression molding method, the molding temperature is 80-200 ℃, the molding time is 2-15min, the molding pressure is 0.4-20MPa, and the composite material packing case board is cut and assembled to prepare the carbon fiber composite material packing case.
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