阅读说明：本技术 一种复合材料制备产品的方法 (Method for preparing product from composite material ) 是由 方海宝 于 2021-08-02 设计创作，主要内容包括：本发明涉及复合材料制备产品技术领域,且公开了一种复合材料制备产品的方法,包括以下步骤：步骤1、将干燥好的物料放置在当螺杆挤出机内进行加工,步骤2、讲加工后的复合型材料颗粒进行干燥处理,步骤3、通过将干燥处理后的复合型材料颗粒放置在注塑成型机内进行加工处理,步骤4、对加工成型的复合型材料产品进行检测。该复合材料制备产品的方法,以物理回收的方式,将废电路板非金属粉末作为填充材料制备复合材料,控制密炼温度、模压时间,制备出市政复合材料检查窖井盖与水篦子,实现资源化利用,实现以废治废,资源最大化回收,且再生市政窖井盖替代现有铸铁井盖,减少了原生矿产的开发,节约了资源。(The invention relates to the technical field of composite material product preparation, and discloses a method for preparing a product by using a composite material, which comprises the following steps: step 1, placing the dried material in a screw extruder for processing, step 2, drying the processed composite material particles, step 3, placing the dried composite material particles in an injection molding machine for processing, and step 4, detecting the processed composite material product. According to the method for preparing the product from the composite material, the non-metal powder of the waste circuit board is used as the filling material to prepare the composite material in a physical recovery mode, the banburying temperature and the die pressing time are controlled, the municipal composite material inspection cellar well cover and the water grate are prepared, the resource utilization is realized, the treatment of waste by waste is realized, the resource is recovered to the maximum extent, the existing cast iron well cover is replaced by the regenerated municipal cellar well cover, the development of the original mineral products is reduced, and the resources are saved.)

1. A method of making a product from a composite material, comprising: the method comprises the following steps:

step 1, placing the dried material in a screw extruder for processing;

step 2, drying the processed composite material particles;

step 3, placing the dried composite material particles in an injection molding machine for processing;

and 4, detecting the machined and molded composite material product.

2. A method of manufacturing a product from a composite material according to claim 1, wherein: and putting the dried material into a feed inlet of a single-screw extruder preheated to a certain temperature, and starting a screw to melt and extrude the material in the extruder.

3. A method of manufacturing a product from a composite material according to claim 1, wherein: and cooling and solidifying the extruded strip-shaped mixed material in a water cooling tank or a natural cooling mode in the air to ensure that the surface of the mixed material is regular and smooth and no air bubbles appear, drying the surface moisture of the solidified bracing piece through a blower, and conveying the solidified bracing piece to a granulator to be cut into composite material particles.

4. A method of manufacturing a product from a composite material according to claim 1, wherein:

adding the modified material and waste plastic powder (ABS) into an internal mixer in a ratio of 1:3, heating and uniformly stirring in a closed heating chamber, controlling the mixing temperature under normal pressure, carrying out mixing treatment for 30 minutes, distributing materials, carrying out die-casting molding, uniformly adding the fully mixed material into a mold, and controlling the pressure until the product is discharged from the mold.

5. A method of manufacturing a product from a composite material according to claim 1, wherein:

selecting a mixture of waste circuit board nonmetal powder and waste plastic (ABS) in a weight ratio of 1:3, adjusting the indoor temperature of an internal mixer under the condition of fixed pressure maintaining pressure and pressure maintaining time, and inspecting the bearing capacity of a molded sample at different mixing temperatures.

Technical Field

The invention relates to the technical field of composite material preparation products, in particular to a method for preparing a product by using a composite material.

Background

At present, the separation and extraction of metal components in the resource process of the waste circuit board are relatively mature industries worldwide, the treatment of the residual non-metal powder after the metal components are extracted mainly adopts a burning and burying method at present, the treatment cost is high, and pollutants in the non-metal powder can enter the environment through the leaching and volatilization processes, so that the pollutants can be absorbed by human bodies and further harm the human health and the ecological environment;

therefore, a method for preparing a product from a composite material is urgently needed in the market at present to solve the problems of great environmental pollution and resource waste caused by the above traditional treatment method.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a method for preparing a product from a composite material, which has the advantages of reducing environmental pollution and the like and solves the problems of environmental pollution and resource waste caused by the traditional treatment method in the background art.

(II) technical scheme

In order to achieve the purpose of preventing resource waste and environmental pollution mentioned in the background art, the invention provides the following technical scheme: a method of making a product from a composite material, comprising the steps of:

step 1, placing the dried material in a screw extruder for processing;

step 2, drying the processed composite material particles;

step 3, placing the dried composite material particles in an injection molding machine for processing;

and 4, detecting the machined and molded composite material product.

Preferably, the dried material is placed into a feed inlet of a single screw extruder which is preheated to a certain temperature, and the screw is started to melt and extrude the material in the extruder.

Preferably, the extruded strip-shaped mixed material is cooled and solidified in a water cooling tank or a natural cooling mode in the air, so that the surface of the mixed material is regular and smooth and no air bubbles appear, and then solidified bracing pieces are blown dry by a blower to remove surface moisture and conveyed to a granulator to be cut into composite particles.

Preferably, the modified material and waste plastic powder (ABS) are added into an internal mixer in a ratio of 1:3,

heating and stirring uniformly in a closed heating chamber, controlling the mixing temperature under the condition of normal pressure, mixing for 30 minutes, distributing, die-casting and forming, uniformly adding the fully mixed materials into a die, and controlling the pressure until the product is discharged from the die.

Preferably, a mixture of waste circuit board nonmetal powder and waste plastic (ABS) in a weight ratio of 1:3 is selected, the indoor temperature of an internal mixer is adjusted under the condition of fixed pressure maintaining pressure and pressure maintaining time, and the bearing capacity of a molded sample at different mixing temperatures is inspected.

The composite material is extruded by placing the produced composite material in a die and then by using an extruder.

Compared with the prior art, the invention provides a method for preparing a product by using a composite material, which has the following beneficial effects:

1. the method for preparing the product from the composite material comprises the steps of preparing the composite material from the waste circuit board non-metal material and the waste plastic, changing the traditional mode of burning or landfill treatment of the non-metal material, preparing the composite material by taking the waste circuit board non-metal powder as the filling material in a physical recycling mode, controlling the banburying temperature and the die pressing time, preparing the municipal composite material inspection cellar well cover and the water grate, realizing resource utilization, and realizing

2. The method for preparing the product by using the composite material changes the traditional mode of treating the non-metallic material by burning or burying, and avoids the problems of resource waste, high treatment cost, environmental pollution and the like.

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 an invasive task, are within the scope of the present invention.

A method of making a product from a composite material, comprising the steps of;

step 1, placing the dried material in a screw extruder for processing;

step 2, drying the processed composite material particles;

step 3, placing the dried composite material particles in an injection molding machine for processing;

and 4, detecting the machined and molded composite material product.

Specifically, the dried material is placed into a feed inlet of a single-screw extruder which is preheated to a certain temperature, and the screw is started to melt and extrude the material in the extruder.

Specifically, the extruded strip-shaped mixed material is cooled and solidified in a water cooling tank or a natural cooling mode in the air, so that the surface of the strip-shaped mixed material is regular and smooth and no bubble appears, and solidified bracing strips are conveyed to a granulator to be cut into composite particles after surface moisture is dried by a blower.

Specifically, the modified material and waste plastic powder (ABS) are added into an internal mixer according to the proportion of 1:3,

heating and stirring uniformly in a closed heating chamber, controlling the mixing temperature under the condition of normal pressure, mixing for 30 minutes, distributing, die-casting and forming, uniformly adding the fully mixed materials into a die, and controlling the pressure until the product is discharged from the die.

Specifically, a mixture of waste circuit board nonmetal powder and waste plastic (ABS) in a weight ratio of 1:3 is selected, the indoor temperature of an internal mixer is adjusted under the condition of fixed pressure maintaining pressure and pressure maintaining time, and the bearing capacity of a molded sample at different mixing temperatures is inspected.

Through above-mentioned technical scheme, through placing the combined material after will producing in the mould, then through using the extruder for combined material is extruded and is moulded.

Waste circuit boards are disassembled from waste articles such as waste computers, waste televisions, waste refrigerators and the like, then the waste circuit boards are sent to a recycling workshop for crushing to obtain non-metal powder, then the non-metal powder is modified by adding an alcoholysis silane coupling agent, the modified non-metal powder, plastics, an antioxidant, a dispersing agent, a stabilizing agent and other processing aids are put into a high-speed mixer for mixing for 15 min at the rotating speed of 750rpm/min, then the high-speed mixer is heated to 80 ℃ to dry the mixed materials for 4-5 h, the dried materials are put into a feed inlet of a single-screw extruder which is preheated to a certain temperature, a screw is started to melt and extrude the materials in the extruder, and the extruded strip-shaped mixed materials are regularly cooled and solidified in a water cooling tank or a natural cooling mode in air to ensure that the surfaces of the materials are smooth and free from bubbles, drying the surface moisture of the solidified bracing piece by a blower, conveying the bracing piece to a granulator, cutting the bracing piece into composite material particles, placing a corresponding mould at the head of an injection moulding machine, drying the prepared composite material particles, conveying the dried composite material particles into the injection moulding machine, carrying out performance detection on the composite material after injection moulding, thus completing the preparation of the composite material for the nonmetal powder of the waste circuit board, then adding the material and waste plastic powder (ABS) into an internal mixer in a ratio of 1:3, heating and stirring the material uniformly in a closed heating chamber, controlling the mixing temperature under the normal pressure condition, carrying out mixing treatment for 30 minutes, carrying out material distribution and die-casting forming, uniformly adding the material after full mixing into the mould, and controlling the pressure until the product is discharged from the mould.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.