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CN112248366A - Fibrilia plate product forming process and equipment - Google Patents

Fibrilia plate product forming process and equipment Download PDF

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Publication number
CN112248366A
CN112248366A CN202010851463.4A CN202010851463A CN112248366A CN 112248366 A CN112248366 A CN 112248366A CN 202010851463 A CN202010851463 A CN 202010851463A CN 112248366 A CN112248366 A CN 112248366A
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CN
China
Prior art keywords
skin
mold
hemp fiber
injection mold
product
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010851463.4A
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Chinese (zh)
Inventor
佘启峰
李良力
曹俊杰
林杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Yanfeng Automotive Trim Systems Co Ltd
Original Assignee
Dongfeng Yanfeng Automotive Trim Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Dongfeng Yanfeng Automotive Trim Systems Co Ltd filed Critical Dongfeng Yanfeng Automotive Trim Systems Co Ltd
Priority to CN202010851463.4A priority Critical patent/CN112248366A/en
Publication of CN112248366A publication Critical patent/CN112248366A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/1418Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a fibrilia plate product forming process and equipment, relating to the field of injection molding, wherein the process comprises the following steps: placing the skin heated to a preset temperature on the side of a female die of an injection die; placing the fibrilia plate heated to the preset temperature on the side of a convex mold of an injection mold; the female die is vacuumized laterally to form the texture of the surface and the shape of the product, and simultaneously the die is closed to form the fibrilia plate into the shape of the product; continuously heating the inner part of the convex die side to melt the polypropylene material in the hemp fiber board, so that the epidermis is bonded with the hemp fiber board; the convex mould side injection moulding product structure. The invention can optimize and shorten the process flow and simultaneously greatly reduce the personnel and the working hours of production investment and the cost of the early-stage developed die. The traditional composite process is replaced by injection molding, the use of glue is reduced, and the product is more environment-friendly.

Description

Fibrilia plate product forming process and equipment
Technical Field
The invention relates to the field of injection molding, in particular to a process and equipment for molding a fibrilia plate product.
Background
As shown in fig. 1, a conventional fibrilia product can be formed through five process flows, a pure fibrilia product is obtained through hot press forming by a hot press die, redundant rim charge is cut off by a trimming die to obtain a formed fibrilia product, then the fibrilia product is embedded into an injection molding B surface structure by an injection mold to obtain a semi-finished skeleton, then the semi-finished skeleton is sprayed and baked to obtain a glue-sprayed product, and finally the skeleton and the surface are compounded and formed by female mold compounding to obtain the fibrilia product with the surface.
The traditional fibrilia product has a long process flow, so that a plurality of types of moulds are required to be invested in early-stage project development. And because the technology is diversified, a large amount of personnel and equipment are required to be invested for matched production, and meanwhile, the product forming period is long. Glue is needed for bonding during the process, so that the environmental protection requirement is influenced, and the influence of an odor experiment is also considered.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide a fibrilia plate product forming process and equipment, which can greatly reduce the personnel and the working hours of production investment and the cost of a mold developed in the early stage while optimizing and shortening the process flow. The traditional composite process is replaced by injection molding, the use of glue is reduced, and the product is more environment-friendly.
In a first aspect, a process for forming a fibrilia plate product is provided, which is suitable for fibrilia plates prepared by mixing plant fiber materials and polypropylene, and comprises the following steps:
placing the skin heated to a preset temperature on the side of a female die of an injection die;
placing the fibrilia plate heated to the preset temperature on the side of a convex mold of an injection mold;
the female die is vacuumized laterally to form the texture of the surface and the shape of the product, and simultaneously the die is closed to form the fibrilia plate into the shape of the product;
continuously heating the inner part of the convex die side to melt the polypropylene material in the hemp fiber board, so that the epidermis is bonded with the hemp fiber board;
the convex mould side injection moulding product structure.
According to a first aspect, in a first possible implementation manner of the first aspect, the placing of the skin heated to the preset temperature before the side of the injection mold cavity comprises:
after being heated by the heating device, the surface skin reaches the side of the concave mould of the injection mould through the conveying device;
and when the skin on the female die side of the injection die reaches the preset length, the skin is automatically cut by the coiled material.
According to the first aspect, in a second possible implementation manner of the first aspect, the placing the skin heated to the preset temperature on the side of the cavity of the injection mold specifically comprises:
and fixing the surface skin heated to the preset temperature on the side of the female die of the injection die, and reserving the preset stretching amount for surface skin forming.
According to the first aspect, in a third possible implementation manner of the first aspect, the placing the fibrilia plate heated to the preset temperature on the male mold side of the injection mold comprises:
the fibrilia plate is heated by a heating device and then reaches the side of the concave mould of the injection mould by a manipulator.
According to the first aspect, in a fourth possible implementation manner of the first aspect, the placing the fibrilia plate heated to the preset temperature on the convex mold side of the injection mold specifically includes:
the hemp fiber board heated to the preset temperature is fixed on the side of the convex mold of the injection mold by adopting a clasping structure, and the clasping structure returns when the mold is closed.
According to the first aspect, in a fifth possible implementation manner of the first aspect, the punch-side injection molding the product structure comprises:
and ejecting hemp fiber boards and injection molded and skin one-step molded products from the convex mold side of the injection mold, and taking the products by a manipulator.
The second aspect provides fibrilia plate product forming equipment which comprises an injection mold, surface skin heating equipment, fibrilia plate heating equipment and a mechanical arm, wherein the surface skin heating equipment is connected with the female mold side of the injection mold, and the fibrilia plate heating equipment and the mechanical arm are connected with the male mold side of the injection mold;
the surface heating equipment is used for heating the surface to a preset temperature, and then the surface is placed on the female die side of the injection mould through the conveying device, and the female die side of the injection mould is fixedly connected with the surface;
the fibrilia plate heating equipment is used for heating the fibrilia plate to a preset temperature, and then the fibrilia plate is placed on the convex die side of the injection mould through the manipulator, and the convex die side of the injection mould is fixedly connected with the fibrilia plate;
the injection mold is used for: the concave die is sucked to the side for vacuum forming of the texture of the skin and the shape of the product, and simultaneously the die is closed to form the fibrilia plate into the shape of the product; continuously heating the inner part of the convex die side to melt the polypropylene material in the hemp fiber board, so that the epidermis is bonded with the hemp fiber board; the convex mould side injection moulding product structure.
According to a second aspect, in a first possible implementation manner of the second aspect, the injection mold further comprises a coiled material, and the coiled material is used for automatically cutting the skin after the skin on the female mold side of the injection mold reaches a preset length.
According to the second aspect, in a second possible implementation manner of the second aspect, a clasping structure is arranged on the male die side of the injection mold and used for fixing the fibrilia plate heated to the preset temperature on the male die side of the injection mold, and the clasping structure retracts when the mold is closed.
According to the second aspect, in a third possible implementation manner of the second aspect, the manipulator is further configured to: the injection mold ejects hemp fiber boards, and products formed by injection molding and surface one-step molding are taken by a mechanical arm.
Compared with the prior art, the invention can greatly reduce the personnel and the working hours of production investment and the cost of the early-stage developed die while optimizing and shortening the process flow. The traditional composite process is replaced by injection molding, the use of glue is reduced, and the product is more environment-friendly.
Drawings
FIG. 1 is a schematic process flow diagram of a conventional fibrilia product;
FIG. 2 is a schematic flow chart of an embodiment of a process for forming a fibrilia sheet product according to the present invention;
FIG. 3 is a schematic view of the skin and hemp fiber board placed in an injection mold according to an embodiment of the present invention;
FIG. 4 is a schematic view of the closing of an injection mold according to an embodiment of the present invention;
FIG. 5 is a schematic illustration of injection molding of an injection mold according to an embodiment of the present invention;
fig. 6 is a schematic view of a molded product according to an embodiment of the present invention.
Reference numerals:
1. injection molding a mold; 11. the female die side of the injection mold; 12. the male die side of the injection mold; 2. a skin heating device; 3. fibrilia plate heating equipment; 4. a coil stock; 5. a epidermis; 6. fibrilia plate; 7. injection molding a runner; 8. and (5) injection molding and edge sealing.
Detailed Description
Reference will now be made in detail to the present embodiments of the invention, examples of which are illustrated in the accompanying drawings. While the invention will be described in conjunction with the specific embodiments, it will be understood that they are not intended to limit the invention to the embodiments described. On the contrary, it is intended to cover alternatives, modifications, and equivalents as may be included within the spirit and scope of the invention as defined by the appended claims. It should be noted that the method steps described herein may be implemented by any functional block or functional arrangement, and that any functional block or functional arrangement may be implemented as a physical entity or a logical entity, or a combination of both.
In order that those skilled in the art will better understand the present invention, the following detailed description of the invention is provided in conjunction with the accompanying drawings and the detailed description of the invention.
Note that: the example to be described next is only a specific example, and does not limit the embodiments of the present invention necessarily to the following specific steps, values, conditions, data, orders, and the like. Those skilled in the art can, upon reading this specification, utilize the concepts of the present invention to construct more embodiments than those specifically described herein.
Referring to fig. 2, an embodiment of the present invention provides a fibrilia plate product forming process, including the following steps:
placing the skin heated to a preset temperature on the side of a female die of an injection die;
placing the fibrilia plate heated to the preset temperature on the side of a convex mold of an injection mold;
the female die is vacuumized laterally to form the texture of the surface and the shape of the product, and simultaneously the die is closed to form the fibrilia plate into the shape of the product;
continuously heating the inner part of the convex die side to melt the polypropylene material in the hemp fiber board, so that the epidermis is bonded with the hemp fiber board;
the convex mould side injection moulding product structure.
In the embodiment, the method is suitable for hemp fiber boards made by mixing plant fiber materials and polypropylene, for example, PP (polypropylene) particles are mixed in honeycomb holes formed by the plant fiber materials, and the skin is a soft skin layer made of thermoplastic polyolefin elastomer materials.
As shown in fig. 3, the skin 5 and the fibrilia plate 6 are heated to a predetermined temperature by an auxiliary heating device outside the injection mold 1, and the temperatures of the two are not specifically limited and are set based on the respective performances and requirements. The skin 5 is conveyed by a conveyor to the female side 11 of the injection mould 1 and the fibrilia sheet 6 is conveyed by a robot to the male side 12 of the injection mould 1.
As shown in fig. 4, the concave mold is vacuumized to form the texture of the skin 5 and the shape of the a-plane of the product. At the same time, the mold is closed, and the fibrilia plate 6 is formed into a product shape by the front and rear mold pressures. And continuously heating the interior of the rear mold, activating and melting the PP material in the fibrilia plate 6 (replacing the traditional process glue), and bonding the surface skin 5 and the fibrilia plate 6 under the action of pressure. The convex mold side 12 is used for injection molding, for example, as shown in fig. 5, a multipoint needle valve hot runner reverse-installation mold is adopted, an injection molding runner 7 forms an injection molding BOSS column, an injection molding rib position and the like, a product B surface related structure is formed, and as shown in fig. 6, the fibrilia plate 6 and a product formed by injection molding and the surface skin 5 in one step can carry out edge sealing on the edge of the surface skin 5 to form an injection molding edge sealing 8 during injection molding. Wherein, the surface skin 5 and the fibrilia plate 6 are injected after being bonded; however, it is preferable that the injection molding operation is performed after the bonding operation is started
This application forms one set of mould through the function of integrated adsorption mould, hot compression mould, injection mould and cut off die and accomplishes all processes. Forming the surface A and the texture of the epidermis by the adsorption of a concave die; the fibrilia plate can be molded by die assembly, the male die is heated, and the fibrilia is bonded with the surface skin under the die assembly pressure, so that the use of glue is avoided. And meanwhile, the male die is used for injection molding to form a B-surface structure and seal edges, so that the workload of secondary skin trimming is avoided, and the required integrated product is finally finished.
Optionally, in further embodiments of the present application, the skin heated to the preset temperature prior to being placed on the side of the injection mold cavity comprises:
after being heated by the heating device, the surface skin reaches the side of the concave mould of the injection mould through the conveying device;
and when the skin on the female die side of the injection die reaches the preset length, the skin is automatically cut by the coiled material.
Specifically, as shown in fig. 3, in the present embodiment, the coil 4 and the skin heating device 2 are integrated on the cavity side 11 of the injection mold 1, and the skin 5 output from the coil 4 is first heated to a preset temperature by the skin heating device 2, and then the skin 5 heated to the preset temperature is conveyed to the cavity side 11 of the injection mold 1 by the conveying device. After the skin 5 on the cavity side 11 of the injection mold 1 reaches a predetermined length, the web 4 automatically cuts the skin 5, or the length of the skin 5 may be estimated based on time and the web 4 may be controlled at a predetermined time.
This application is integrated with coiled material 4, epidermis firing equipment 2 and injection mold 1, and the function of heating, tailorring is accomplished in full-automatic, improves automatic degree, reduces man-hour.
Optionally, in another embodiment of the present application, the placing the skin heated to the preset temperature on the side of the cavity of the injection mold specifically comprises:
and fixing the surface skin heated to the preset temperature on the side of the female die of the injection die, and reserving the preset stretching amount for surface skin forming.
Specifically, in the present embodiment, the skin 5 heated to the predetermined temperature is fixed on the cavity side 11 of the injection mold 1, but since the cavity side 11 of the injection mold 1 can absorb the skin 5, the skin 5 is fixed in a manner that the skin 5 does not fall off from the cavity side 11 of the injection mold 1 but cannot hinder the absorption of the skin 5 by the cavity side 11 of the injection mold 1, for example, by using a hanging needle. In addition, since the skin 5 is also sucked by the cavity side 11 of the injection mold 1, a predetermined amount of tension is reserved for the skin 5 suction molding at the time of fixing.
Optionally, in another embodiment of the present application, placing the hemp fiber sheet heated to the preset temperature before the side of the male mold of the injection mold comprises:
the fibrilia plate is heated by a heating device and then reaches the side of the concave mould of the injection mould by a manipulator.
Specifically, as shown in fig. 3, in the present embodiment, the fibrilia plate heating device 3 is integrated on the male mold side 12 of the injection mold 1, and the fibrilia plate 6 is first heated to a preset temperature by the fibrilia plate heating device 3 and then placed on the male mold side 12 of the injection mold 1 by a manipulator.
Optionally, in another embodiment of the present application, the placing the fibrilia plate heated to the preset temperature on the male mold side of the injection mold specifically comprises:
the hemp fiber board heated to the preset temperature is fixed on the side of the convex mold of the injection mold by adopting a clasping structure, and the clasping structure returns when the mold is closed.
Specifically, in this embodiment, the protruding die side 12 of the injection mold 1 is provided with a clasping structure, and the fibrilia board 6 heated to the preset temperature is fixed on the protruding die side 12 of the injection mold 1 by the clasping structure, so as to prevent the fibrilia board 6 from slipping off. When the mold is closed, the clasping structure returns, so that the subsequent process is prevented from being hindered.
Alternatively, in further embodiments of the present application, the male mold side 12 comprises after injection molding the product structure:
the hemp fiber board 6 and the product formed by injection molding and the surface 5 in one step are ejected from the convex mold side 12 of the injection mold 1, and the product is taken out by a mechanical arm.
The embodiment of the invention provides fibrilia plate product forming equipment which comprises an injection mold 1, surface skin heating equipment 2, fibrilia plate heating equipment 3 and a manipulator, wherein the surface skin 5 is heated and connected with a female mold side 11 of the injection mold 1, and the fibrilia plate heating equipment 3 and the manipulator are connected with a male mold side 12 of the injection mold 1;
the skin heating device 2 is used for heating the skin 5 to a preset temperature, and then is placed on the female die side 11 of the injection mold 1 through a conveying device, and the female die side 11 of the injection mold 1 is fixedly connected with the skin 5;
the fibrilia plate heating equipment 3 is used for heating the fibrilia plate 6 to a preset temperature, then the fibrilia plate is placed on the convex die side 12 of the injection mold 1 through the manipulator, and the convex die side 12 of the injection mold 1 is fixedly connected with the fibrilia plate 6;
the injection mold 1 is used for: the concave die side 11 sucks vacuum to form the texture and the product shape of the surface skin 5, and simultaneously the die starts to be closed to form the fibrilia plate 6 into the product shape; continuously heating the inner part of the convex die side 12 to melt the polypropylene material in the hemp fiber board 6, so that the epidermis 5 is bonded with the hemp fiber board 6; the male side 12 is injection molded to the product structure.
Optionally, in another embodiment of the present application, a web 4 is further included for automatically cutting the skin 5 after the skin 5 on the cavity side 11 of the injection mold 1 reaches a preset length.
Optionally, in another embodiment of the present application, the male mold side 12 of the injection mold 1 is provided with a clasping structure for fixing the fibrilia plate 6 heated to the preset temperature on the male mold side 12 of the injection mold 1, and the clasping structure retracts when the mold is closed.
The injection mold 1 ejects a fibrilia plate 6, an injection molded product and a skin 5 one-step molded product, and a mechanical arm is used for taking the product.
Specifically, the embodiments of the elements in the present embodiment have been described in detail in the above embodiments, and therefore, the description thereof is omitted.
Based on the same inventive concept, the embodiments of the present application further provide a computer-readable storage medium, on which a computer program is stored, and the computer program, when executed by a processor, implements all or part of the method steps of the above method.
The present invention can implement all or part of the processes of the above methods, and can also be implemented by using a computer program to instruct related hardware, where the computer program can be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the above method embodiments can be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer readable medium may include: any entity or device capable of carrying computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer memory, Read-only memory (ROM), random-access memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain other components which may be suitably increased or decreased as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, in accordance with legislation and patent practice, the computer readable medium does not include electrical carrier signals and telecommunications signals.
Based on the same inventive concept, an embodiment of the present application further provides an electronic device, which includes a memory and a processor, where the memory stores a computer program running on the processor, and the processor executes the computer program to implement all or part of the method steps in the method.
The processor may be a central processing unit (CP U), or may be other general purpose processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf programmable gate array (fpga) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, etc. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, the processor being the control center of the computer device and the various interfaces and lines connecting the various parts of the overall computer device.
The memory may be used to store computer programs and/or modules, and the processor may implement various functions of the computer device by executing or executing the computer programs and/or modules stored in the memory, as well as by invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (e.g., a sound playing function, an image playing function, etc.); the storage data area may store data (e.g., audio data, video data, etc.) created according to the use of the cellular phone. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Memory Card (SMC), a Secure Digital (SD) card, a flash memory card (flashcard), at least one magnetic disk storage device, a flash memory device, or other volatile solid state storage device.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, server, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), servers and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1.一种麻纤维板材产品成型工艺,适用于植物纤维材料与聚炳烯混合制成的麻纤维板材,其特征在于:1. a hemp fiber board product forming process, is applicable to the hemp fiber board that plant fiber material and polypropylene are mixed and made, it is characterized in that: 将加热至预设温度的表皮放置在注塑模具凹模侧;Place the skin heated to a preset temperature on the female side of the injection mold; 将加热至预设温度的麻纤维板材放置在注塑模具凸模侧;Place the hemp fiber sheet heated to a preset temperature on the punch side of the injection mold; 凹模侧吸真空,成型表皮的纹理及产品形状,同时模具开始合模,将麻纤维板材成型为产品形状;The side of the concave mold is vacuumed to form the texture of the skin and the shape of the product, and at the same time, the mold starts to close the mold, and the hemp fiber sheet is formed into the shape of the product; 凸模侧内部持续加热,融化麻纤维板材中的聚炳烯材料,使得表皮与麻纤维板材粘合;The inside of the punch side is continuously heated to melt the polypropylene material in the hemp fiber sheet, so that the skin is bonded to the hemp fiber sheet; 凸模侧注塑成型产品结构。Punch side injection molding product structure. 2.如权利要求1所述的麻纤维板材产品成型工艺,其特征在于,加热至预设温度的表皮放置在注塑模具凹模侧之前包括:2. The hemp fiber board product molding process as claimed in claim 1, wherein the skin heated to the preset temperature is placed before the side of the injection mold concave mold comprising: 表皮通过加热设备加热之后,通过传送装置到达注塑模具凹模侧;After the skin is heated by the heating device, it reaches the concave side of the injection mold through the conveying device; 当注塑模具凹模侧的表皮到达预设长度之后,卷材自动裁切表皮。When the skin on the concave side of the injection mold reaches the preset length, the coil will automatically cut the skin. 3.如权利要求1所述的麻纤维板材产品成型工艺,其特征在于,将加热至预设温度的表皮放置在注塑模具凹模侧具体包括:3. The hemp fiber board product molding process as claimed in claim 1, wherein placing the skin heated to the preset temperature on the side of the injection mold concave mold specifically comprises: 将加热至预设温度的表皮固定在注塑模具凹模侧,并预留预设的拉伸量用于表皮成型。The skin heated to a preset temperature is fixed on the side of the female mold of the injection mold, and a preset stretching amount is reserved for skin molding. 4.如权利要求1所述的麻纤维板材产品成型工艺,其特征在于,将加热至预设温度的麻纤维板材放置在注塑模具凸模侧之前包括:4. The hemp fiber board product molding process as claimed in claim 1, wherein the hemp fiber board heated to the preset temperature is placed before the punch side of the injection mold, comprising: 麻纤维板材通过加热设备加热之后,通过机械手到达注塑模具凹模侧。After the hemp fiber sheet is heated by the heating equipment, it reaches the concave side of the injection mold through the manipulator. 5.如权利要求1所述的麻纤维板材产品成型工艺,其特征在于,将加热至预设温度的麻纤维板材放置在注塑模具凸模侧具体包括:5. The hemp fiber board product molding process as claimed in claim 1, wherein placing the hemp fiber board heated to the preset temperature on the side of the injection mold punch specifically comprises: 采用抱式结构将加热至预设温度的麻纤维板材固定在注塑模具凸模侧,模具合模时抱式结构退回。The hemp fiber board heated to the preset temperature is fixed on the punch side of the injection mold by the holding structure, and the holding structure is retracted when the mold is closed. 6.如权利要求1所述的麻纤维板材产品成型工艺,其特征在于,凸模侧注塑成型产品结构之后包括:6. The hemp fiber board product molding process as claimed in claim 1, characterized in that, after the punch side injection molding product structure comprises: 注塑模具凸模侧顶出麻纤维板材、注塑与表皮一次成型的产品,通过机械手取件。The punch side of the injection mold pushes out the hemp fiber sheet, the product that is molded by injection molding and the skin at one time, and the parts are picked up by the robot. 7.一种麻纤维板材产品成型设备,其特征在于,包括注塑模具、表皮加热设备、麻纤维板材加热设备以及机械手,所述表皮加热设与所述注塑模具的凹模侧连接,所述麻纤维板材加热设备、所述机械手与所述注塑模具的凸模侧连接;7. A hemp fiber board product molding equipment, characterized in that it includes an injection mold, a skin heating device, a hemp fiber board heating device, and a manipulator, and the skin heating device is connected to the side of the concave mold of the injection mold, and the hemp fiber board is heated. The fiber board heating equipment and the manipulator are connected to the punch side of the injection mold; 所述表皮加热设备,用于将表皮加热至预设温度,然后通过传送装置放置在注塑模具凹模侧,所述注塑模具的凹模侧固定连接表皮;The skin heating device is used for heating the skin to a preset temperature, and then placing it on the side of the concave mold of the injection mold through a conveying device, and the concave mold side of the injection mold is fixedly connected to the skin; 所述麻纤维板材加热设备,用于将麻纤维板材加热至预设温度,然后通过所述机械手放置在注塑模具凸模侧,所述注塑模具的凸模侧固定连接麻纤维板材;The hemp fiber board heating device is used to heat the hemp fiber board to a preset temperature, and then is placed on the punch side of the injection mold by the manipulator, and the punch side of the injection mold is fixedly connected to the hemp fiber board; 所述注塑模具,用于:凹模侧吸真空成型表皮的纹理及产品形状,同时模具开始合模,将麻纤维板材成型为产品形状;凸模侧内部持续加热,融化麻纤维板材中的聚炳烯材料,使得表皮与麻纤维板材粘合;凸模侧注塑成型产品结构。The injection mold is used for: vacuum forming the skin texture and product shape on the side of the female mold, and at the same time, the mold starts to close the mold to form the hemp fiber sheet into the product shape; the inside of the punch side is continuously heated to melt the polymer in the hemp fiber sheet. The acrylic material makes the skin bond with the hemp fiber board; the punch side injection molding product structure. 8.如权利要求7所述的麻纤维板材产品成型设备,其特征在于,还包括卷材,用于当注塑模具凹模侧的表皮到达预设长度之后,卷材自动裁切表皮。8 . The hemp fiber board product forming equipment according to claim 7 , further comprising a coil, which is used to automatically cut the skin from the coil when the skin on the side of the female mold of the injection mold reaches a preset length. 9 . 9.如权利要求7所述的麻纤维板材产品成型设备,其特征在于,所述注塑模具的凸模侧设有抱式结构,用于将加热至预设温度的麻纤维板材固定在注塑模具凸模侧,模具合模时抱式结构退回。9. The hemp fiber board product forming equipment according to claim 7, wherein the punch side of the injection mold is provided with a hugging structure for fixing the hemp fiber board heated to a preset temperature on the injection mold On the punch side, the hugging structure is retracted when the mold is closed. 10.如权利要求7所述的麻纤维板材产品成型设备,其特征在于,所述机械手还用于:所述注塑模具顶出麻纤维板材、注塑与表皮一次成型的产品,通过机械手取件。10 . The hemp fiber board product forming equipment according to claim 7 , wherein the manipulator is further used for: the injection mold pushes out the hemp fiber board, the product formed by injection molding and the skin at one time, and the manipulator takes the parts. 11 .
CN202010851463.4A 2020-08-21 2020-08-21 Fibrilia plate product forming process and equipment Pending CN112248366A (en)

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CN113276326A (en) * 2021-04-26 2021-08-20 东风延锋汽车饰件系统有限公司 Skin forming process and interior skin

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US5820813A (en) * 1991-07-31 1998-10-13 Sumitomo Chemical Company, Limited Method for producing multilayer molded article
US20020167113A1 (en) * 2000-03-15 2002-11-14 Patent Holding Company System for co-molding a thermoplastic material with a thermoplastic sandwich material and article produced thereby
CN105291372A (en) * 2015-09-30 2016-02-03 上汽通用汽车有限公司 Hot pressing injection mold and processing technology for integrally molding fibrilia plate and surface layer

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Publication number Priority date Publication date Assignee Title
US5820813A (en) * 1991-07-31 1998-10-13 Sumitomo Chemical Company, Limited Method for producing multilayer molded article
US20020167113A1 (en) * 2000-03-15 2002-11-14 Patent Holding Company System for co-molding a thermoplastic material with a thermoplastic sandwich material and article produced thereby
CN105291372A (en) * 2015-09-30 2016-02-03 上汽通用汽车有限公司 Hot pressing injection mold and processing technology for integrally molding fibrilia plate and surface layer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113276326A (en) * 2021-04-26 2021-08-20 东风延锋汽车饰件系统有限公司 Skin forming process and interior skin

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