CN114228285A - Micro-foaming board and micro-foaming board production device - Google Patents

Micro-foaming board and micro-foaming board production device Download PDF

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Publication number
CN114228285A
CN114228285A CN202111356175.2A CN202111356175A CN114228285A CN 114228285 A CN114228285 A CN 114228285A CN 202111356175 A CN202111356175 A CN 202111356175A CN 114228285 A CN114228285 A CN 114228285A
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CN
China
Prior art keywords
micro
foaming
layer
hard plastic
plastic layer
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
CN202111356175.2A
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Chinese (zh)
Inventor
李海涛
王腾飞
何建国
马艳普
李娜
李钊
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.)
Baoding Hongteng Technology Co ltd
Original Assignee
Baoding Hongteng Technology 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.)
Filing date
Publication date
Application filed by Baoding Hongteng Technology Co ltd filed Critical Baoding Hongteng Technology Co ltd
Priority to CN202111356175.2A priority Critical patent/CN114228285A/en
Publication of CN114228285A publication Critical patent/CN114228285A/en
Pending legal-status Critical Current

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    • 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
    • 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
    • B32B5/18—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 features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • 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
    • B32B27/065—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 foam
    • 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
    • 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
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/022—Mechanical properties
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0221—Vinyl resin
    • B32B2266/0235—Vinyl halide, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/025—Polyolefin
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/536—Hardness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a micro-foaming plate and a micro-foaming plate production device, wherein the micro-foaming plate comprises hard plastic layers arranged on two sides and a plurality of groups of micro-foaming layers arranged between two groups of hard plastic layers, the hardness of the hard plastic layers is greater than that of the micro-foaming layers, and the hard plastic layers on the two sides are in thermoplastic fixed connection with the micro-foaming layers; the micro-foaming plate production device comprises a rack, wherein an extruder, a die screen changer system, a calender, a trimming device, a cooling device, a tractor, a plate shearing machine and a conveyor are sequentially and fixedly arranged on the rack, the extruder is used for simultaneously producing a hard plastic layer and a micro-foaming layer, the calender is used for extruding the hard plastic layer and the micro-foaming layer, the trimming device is used for cutting the edge of the micro-foaming plate, the plate shearing machine is used for driving the micro-foaming plate to be in a specified size, and the plate shearing machine is used for shearing the micro-foaming plate to be in a specified size. The invention can produce the composite micro-foaming board with the hard plastic layers on the two sides and the micro-foaming layer in the middle through the micro-foaming board production device, thereby greatly improving the production efficiency of the device and the connection strength of the micro-foaming board.

Description

Micro-foaming board and micro-foaming board production device
Technical Field
The invention relates to the technical field of plates and plate production, in particular to a micro-foaming plate and a micro-foaming plate production device.
Background
The plastic foam is a foam plastic with excellent comprehensive performance, has the advantages of light weight, toughness, high use heat-resistant temperature, renewable return materials, environmental protection and the like, and can be widely used as automotive interior materials and other materials for heat insulation, packaging, buffering absorption and the like. The extruder is mainly used for extruding soft and hard polyvinyl chloride, polyethylene and other thermoplastic plastics, can be used for processing various plastic products such as blown films, extruded tubes, press plates, wire drawing belts and the like, and can also be used for melting and granulating. The screw extruder has advanced design, high quality, good plasticization, low energy consumption, and low noise, stable operation, large bearing capacity, long service life and other features. In the prior art, a screw extruder is used for converting the raw material from particles to liquid after the raw material is conveyed into a barrel through a hopper and then conveyed through a screw. The existing extruder can only produce single-layer plastics, when a composite-layer plastic material is needed, a plurality of groups of produced or freshly produced thermoplastic plastics need to be extruded to meet the requirement, but the strength of the plastics is low.
Disclosure of Invention
The invention aims to provide a micro-foaming plate and a micro-foaming plate production device, and aims to solve the problems.
In order to achieve the purpose, the invention provides the following scheme:
the utility model provides a micro-foaming board, is two sets of including setting up the hard plastic layer and the setting in both sides a plurality of groups micro-foaming layer between the hard plastic layer, the hardness of hard plastic layer is greater than the hardness on micro-foaming layer, both sides hard plastic layer and a plurality of groups micro-foaming layer thermoplastic fixed connection.
Preferably, the hard plastic layer is one or two of a PP plastic layer, a PVC plastic layer and a PE plastic layer, and the micro-foaming layer is one or more of a PP micro-foaming layer doped with a foaming agent, a PVC micro-foaming layer doped with a foaming agent and a PE micro-foaming layer doped with a foaming agent.
A micro-foaming plate production device comprises a rack, wherein an extruder, a die screen changer system, a calender, a trimming device, a cooling device, a tractor, a plate shearing machine and a conveyor are sequentially and fixedly arranged on the rack, the extruder is used for simultaneously producing a hard plastic layer and a micro-foaming layer, the calender is used for extruding the hard plastic layer and the micro-foaming layer, the trimming device is used for cutting the edge of the micro-foaming plate, the traction machine is used for driving the micro-foaming plate, and the plate shearing machine is used for shearing the micro-foaming plate into a specified size.
Preferably, the extruder comprises a barrel body of a segmented structure fixedly arranged on a rack, a plurality of charging barrels are fixedly arranged in the barrel body, a group of screw rods are arranged in each charging barrel, a plurality of groups of feeding machines are arranged at one end of the barrel body, and the charging barrels are communicated with the feeding machines; all the screws are driven by a motor.
Preferably, still including setting up the transmission case between motor and screw rod, just the motor pass through the shaft coupling with the transmission case is connected, the barrel is fixed to be set up at the frame front end, the one end and the transmission case fixed connection of screw rod, the other end of screw rod stretches into inside the barrel.
Preferably, a temperature detection device, a temperature display device, a heating system and a cooling system are arranged outside the barrel, and the motor, the feeding machine, the heating system, the cooling system, the temperature detection device and the temperature display device are all electrically connected with a PLC (programmable logic controller).
Preferably, the number of the feeding machines is not more than that of the material cylinders, each feeding machine is communicated with one feeding machine, and each feeding machine is connected with at least one material cylinder.
Preferably, the outlet of each charging barrel is fixedly connected with a die head, and the die head is provided with at least one material output hole.
The invention has the following technical effects: the invention sequentially carries out raw material proportioning, raw material premixing, feeding, plasticizing and foaming, foaming plate extrusion, edge cutting, cooling and shaping, drafting and slitting by a micro-foaming plate production device in the drafting process to complete slitting, and the slit is conveyed out by a conveyor. The invention can produce the composite micro-foaming board with the hard plastic layers on the two sides and the micro-foaming layer in the middle through one device, thereby greatly improving the production efficiency of the device and the connection strength of the micro-foaming board.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic view of the extruder of the present invention;
FIG. 2 is a schematic view of the barrel structure of the present invention;
FIG. 3 is a schematic structural diagram of a device for producing a micro-foamed sheet according to the present invention;
FIG. 4 is a schematic diagram of the structure of the micro-bubble plate according to the present invention,
wherein, 1 is a frame, 2 is a cylinder, 3 is a charging barrel, 4 is a screw, 5 is a feeder, 6 is a motor, 7 is a transmission box, and 8 is a die head; an extruder 10, a die changer system 11, a calender 12, an edge trimmer 13, a cooler 14, a tractor 15, a guillotine shear 16, a conveyor 17, a rigid plastic layer 21, and a microfoam layer 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 4, the invention discloses a micro-foaming plate, which comprises hard plastic layers 21 arranged on two sides and a plurality of groups of micro-foaming layers 22 arranged between the two groups of hard plastic layers 21, wherein the hardness of the hard plastic layer 21 is greater than that of the micro-foaming layers 22, and the hard plastic layers 21 on the two sides are in thermoplastic fixed connection with the micro-foaming layers 22. The hard plastic layers 21 with higher hardness on the two sides can ensure that the whole micro-foaming board has certain strength, and the groups of micro-foaming layers 22 between the two hard plastic layers 21 can ensure that the whole micro-foaming board has good elasticity while having the advantages of light weight, toughness and the like.
According to the further optimization scheme, the hard plastic layer 21 is one or two of a PP plastic layer, a PVC plastic layer and a PE plastic layer, the micro-foaming layer 22 is one or more of a PP micro-foaming layer doped with a foaming agent, a PVC micro-foaming layer doped with the foaming agent and a PE micro-foaming layer doped with the foaming agent, meanwhile, the micro-foaming layer can be provided with multiple layers according to needs, and the amount of the foaming agent doped in each micro-foaming layer is different and can be set according to needs.
Referring to fig. 1-3, the invention discloses a micro-foaming plate production device, which comprises a frame 1, wherein an extruder 10 for producing a hard plastic layer 21 and a micro-foaming layer 22 simultaneously, a die screen changer system 11, a calender 12 for extruding the hard plastic layer 21 and the micro-foaming layer 22, an edge cutting device 13 for cutting the edge of the micro-foaming plate, a cooling device 14, a tractor 15 for driving the micro-foaming plate, a plate shearing machine 16 for shearing the micro-foaming plate to a specified size and a conveyor 17 are sequentially and fixedly arranged on the frame 1.
According to a further optimization scheme, the extruder comprises a barrel body 2 of a segmented structure fixedly arranged on a rack 1, a plurality of charging barrels 3 are fixedly arranged in the barrel body 2, a group of screw rods 4 are arranged in each charging barrel 3, a plurality of groups of feeding machines 5 are arranged at one end of the barrel body 2, and the charging barrels 3 are communicated with the feeding machines 5; all screws 4 are driven by a motor 6, setting a corresponding number of barrels 3 as required.
Further optimize the scheme, still including setting up transmission case 7 between motor 6 and screw rod 4, and motor 6 passes through the shaft coupling and is connected with transmission case 7, and barrel 2 is fixed to be set up at 1 front end of frame, and the one end and the transmission case 7 fixed connection of screw rod 4, and the other end of screw rod 4 stretches into inside barrel 2.
According to a further optimized scheme, a temperature detection device, a temperature display device, a heating system and a cooling system are arranged outside the barrel 2, and the motor 6, the feeder 5, the heating system, the cooling system, the temperature detection device and the temperature display device are electrically connected with a PLC.
According to the further optimization scheme, the number of the feeding machines 5 is not more than that of the charging barrels 3, each feeding machine 5 is communicated with one feeding machine 5, and each feeding machine 5 is connected with at least one charging barrel 3.
According to a further optimization scheme, the outlet of each charging barrel 3 is fixedly connected with a die head 8, and at least one material output hole is formed in the die head 8.
The working process of the embodiment is as follows:
1. the raw material ratio is as follows: selecting raw materials for preparing the hard plastic layer 21 and the micro-foaming layer 22 and the proportion of the raw materials according to requirements;
2. premixing raw materials: weighing the components according to the formula, and stirring and premixing the components;
3. feeding: adding the mixture into different feeders 5 through feeders;
4. plasticizing and foaming: plasticizing and foaming by an extruder 10;
5. extruding a foaming plate: according to the specification, model and quality requirements of the foamed sheet, adjusting the gap and width of a foamed extruded sheet die in the die screen changer system 11 and the roll distance of the calender 12, so that plasticized foamed materials enter the calender 12 from the extruded sheet die to be compounded to form a micro-foamed sheet;
6. edge cutting: the edges of the micro-foaming plate are cut by an edge cutting device 13;
7. cooling and shaping: cooling and shaping the cut micro-foaming plate;
8. drafting and longitudinally cutting: the formed foamed board is longitudinally cut in the drawing process according to the width specification requirement through a tractor 15 and a plate shearing machine 16, and is conveyed out through a conveyor 17.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims (8)

1. A micro-foamed sheet, comprising: including setting up in the hard plastic layer (21) of both sides and setting two sets of microfoam layer (22) between hard plastic layer (21), the hardness of hard plastic layer (21) is greater than the hardness of microfoam layer (22), both sides hard plastic layer (21) and the thermoplastic fixed connection of several sets of microfoam layer (22).
2. A microfoamed board according to claim 1, wherein: the hard plastic layer (21) is one or two of a PP plastic layer, a PVC plastic layer and a PE plastic layer, and the micro-foaming layer (22) is one or more of a PP micro-foaming layer doped with a foaming agent, a PVC micro-foaming layer doped with a foaming agent and a PE micro-foaming layer doped with a foaming agent.
3. A micro-foamed sheet production apparatus for producing the micro-foamed sheet according to any one of claims 1 to 2, characterized in that: the device comprises a rack (1), wherein an extruder (10) for producing the hard plastic layer (21) and the micro-foaming layer (22) simultaneously, a die screen changer system (11), a calender (12) for extruding the hard plastic layer (21) and the micro-foaming layer (22), an edge cutting device (13) for cutting the edge of the micro-foaming plate, a cooling device (14), a tractor (15) for driving the micro-foaming plate, a plate shearing machine (16) for shearing the micro-foaming plate into a specified size and a conveyor (17) are sequentially and fixedly arranged on the rack (1).
4. A microcellular foam board production apparatus according to claim 3, wherein: the extruder comprises a barrel body (2) of a segmented structure fixedly arranged on a rack (1), a plurality of charging barrels (3) are fixedly arranged in the barrel body (2), a group of screw rods (4) are arranged in each charging barrel (3), a plurality of groups of feeding machines (5) are arranged at one end of the barrel body (2), and the charging barrels (3) are communicated with the feeding machines (5); all the screw rods (4) are driven by a motor (6).
5. A microcellular foam board production apparatus according to claim 3, wherein: still including setting up transmission case (7) between motor (6) and screw rod (4), just motor (6) pass through the shaft coupling with transmission case (7) are connected, barrel (2) are fixed to be set up in frame (1) front end, the one end and the transmission case (7) fixed connection of screw rod (4), the other end of screw rod (4) stretches into inside barrel (2).
6. A microcellular foam board production apparatus according to claim 3, wherein: the temperature detection device, the temperature display device, the heating system and the cooling system are arranged outside the barrel body (2), and the motor (6), the feeding machine (5), the heating system, the cooling system, the temperature detection device and the temperature display device are all electrically connected with a PLC controller.
7. A microcellular foam board production apparatus according to claim 3, wherein: the number of the feeding machines (5) is not more than that of the charging barrels (3), each feeding machine (5) is communicated with one feeding machine (5), and each feeding machine (5) is connected with at least one charging barrel (3).
8. A microcellular foam board production apparatus according to claim 3, wherein: the outlet of each charging barrel (3) is fixedly connected with a die head (8), and at least one material output hole is formed in each die head (8).
CN202111356175.2A 2021-11-16 2021-11-16 Micro-foaming board and micro-foaming board production device Pending CN114228285A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111356175.2A CN114228285A (en) 2021-11-16 2021-11-16 Micro-foaming board and micro-foaming board production device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111356175.2A CN114228285A (en) 2021-11-16 2021-11-16 Micro-foaming board and micro-foaming board production device

Publications (1)

Publication Number Publication Date
CN114228285A true CN114228285A (en) 2022-03-25

Family

ID=80749560

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111356175.2A Pending CN114228285A (en) 2021-11-16 2021-11-16 Micro-foaming board and micro-foaming board production device

Country Status (1)

Country Link
CN (1) CN114228285A (en)

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