CN111546596A - Film-coated co-extrusion integrated section, manufacturing method, manufacturing system and application thereof - Google Patents
Film-coated co-extrusion integrated section, manufacturing method, manufacturing system and application thereof Download PDFInfo
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- CN111546596A CN111546596A CN202010526426.6A CN202010526426A CN111546596A CN 111546596 A CN111546596 A CN 111546596A CN 202010526426 A CN202010526426 A CN 202010526426A CN 111546596 A CN111546596 A CN 111546596A
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- film
- coated
- section
- extrusion
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2012/00—Frames
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2355/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
- C08J2355/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
Abstract
The invention discloses a film-coated co-extrusion integrated section, a manufacturing method, a manufacturing system and application thereof. The film-coated co-extrusion integrated section bar has the advantages of metal texture, color diversity and environmental protection, and meanwhile, the preparation method and the preparation system of the film-coated co-extrusion integrated section bar reduce the production cost and are simple and controllable.
Description
Technical Field
The invention belongs to the technical field of plastic profiles, and particularly relates to a film-coated co-extrusion integrated profile, a manufacturing method, a manufacturing system and application thereof.
Background
The plastic profile refers to an extruded plastic product with an irregular cross section, which is called a plastic profile, and the plastic profile is widely applied to various industries along with the wide application of the plastic product in the industrial field. The plastic section bar sold in the market at present is coated with a coating layer on the surface of the plastic section bar in order to protect a base layer and increase the surface gloss of the base layer, but the section bar is easy to cause air pollution and harm to the health of operators in the coating spraying process, in addition, the coating layer is easy to scratch in the using process, so that the appearance of the product is not beautiful enough, the plastic feeling is strong, the hand feeling is not good, the service life of the product is shortened, the cost is high, and a film-coated co-extrusion integrated section bar is urgently needed.
Disclosure of Invention
Based on the technical scheme, the invention provides the film-coated co-extrusion integrated section, the manufacturing method, the manufacturing system and the application thereof, and aims to provide the process for obtaining the section by extruding and coating a PET film integrally, wherein the film-coated co-extrusion integrated section has metal texture and color diversity and is green and environment-friendly, and meanwhile, the production cost is reduced by the preparation process of the film-coated co-extrusion integrated section.
The utility model provides a tectorial membrane is crowded integrative section altogether, adopts main part plastics aggregate and PET membrane extrusion molding to become tectorial membrane and crowd integrative section altogether, and tectorial membrane is crowded integrative section altogether includes main part section bar and PET rete altogether.
In a further scheme, the PET film layer is a PET composite film, and the color of the PET film layer is various colors.
In a further scheme, the main plastic granules are modified ABS granules, and the modified ABS granules are mixed main plastic granules formed by granulating 85-90% of ABS, 5-8% of anti-shrinkage agent and other auxiliaries.
The technical scheme adopted by the invention is as follows: a manufacturing process of a film-coated co-extrusion integrated section comprises the following steps:
s1: preparing bulk plastic pellets in a hopper of an extruder, fixing a PET film on a film extruder, and allowing the film to pass through an extrusion die;
s2: feeding the main plastic granules into a material pipe screw of an extruding machine through a hopper, and carrying out heating, melting and plasticizing processes to finally make the main plastic granules become fluid in a molten state;
s3: feeding the melted main plastic granules in a material pipe of an extruding machine into an extruding mould;
s4: the main plastic granules and the PET film are converged together at a die head through different die runners in an extrusion molding die to form a film-coated co-extrusion integrated profile.
In a further scheme, the main plastic granules prepared in step S1 are modified ABS granules, the modified ABS granules are mixed main plastic granules formed by granulating 85-90% of ABS, 5-8% of shrinkage-resistant agent and other additives, and the main plastic granules are dried in a hopper of an extruding machine.
In a further aspect, the antishrinking agent may be selected from azodicarbonamide foaming agents. Other adjuvants are not limited to any one or more plastic additives.
Further, the material is dried for 2-3 hours at the temperature of 80-85 ℃ in the hopper of the extruding machine.
In a further scheme, in the step S2, the main plastic granules are fed into the screw of the material pipe through the hopper by the extruder, and the heating, melting and plasticizing processes are performed to make the main plastic granules finally become a fluid in a molten state, wherein the temperature of the material pipe ranges from 170 ℃ to 180 ℃.
In the step S4, the main plastic granules and the PET film are gathered together at the die head through different die runners in an extrusion molding die, and the PET film is hot-stamped on the surface layer of the main material at the temperature of 190-195 ℃.
In the step S4, the section is extruded from a die at a speed of 1.3-1.4 m/min, and the die temperature is 170-180 ℃.
Further, the step S4 and the step S5 further include the steps of cooling and shaping the section of the section through a shaping die, and then cooling the section to be below 30 ℃ through a cooling water tank with the temperature of below 14-18 ℃.
Further, between the step S4 and the step S5, the temperature of the cooled section is raised through an air gun, the temperature of the air gun is set to be 180-185 ℃, and the section is further corrected. The tractor drives the section bar at the speed of 1.4-1.5 m/min, the section bar is clamped and corrected by double rows of rollers and straightened, so that the section bar forms a structural member with the required shape and size, and the required length of the section bar is cut by an automatic cutting machine. And placing the cut section bars through a material placing groove.
The technical scheme of the device adopted by the invention is as follows: the utility model provides a manufacturing system of tectorial membrane crowded integrative section bar altogether, includes extruding machine hopper and PET membrane fixing device, prepares main part plastic granules through the hopper of extruding machine to make main part plastic granules finally become the fluid of molten state through extruding machine material pipe, fix the PET membrane on the extruding machine through PET membrane fixing device, make the membrane pass the extrusion molding mould, pass through the extrusion molding mould with the main part plastic granules of molten state and PET membrane, the department gathers together at the die head, forms tectorial membrane crowded integrative section bar altogether.
In a further scheme, the PET film fixing device fixes the position of the PET film above a hopper of the extruding machine by using a pressing device, so that the film passes through the extruding mould.
According to the further scheme, the manufacturing system of the film-coated co-extrusion integrated section further comprises a cooling water tank, the cooling water tank is connected with an extrusion molding die, the section is extruded into the film-coated co-extrusion integrated section through the die and is cooled through the cooling water tank.
According to the further scheme, the manufacturing system of the film-coated co-extrusion integrated section further comprises a shaping mold, and the cross section of the film-coated co-extrusion integrated section is cooled and shaped through the shaping mold.
Further scheme, tectorial membrane crowded manufacturing system of integrative section bar altogether still include extrusion molding tractor, automatic cutting machine and blowing groove, tectorial membrane crowded integrative section bar altogether get into the extrusion molding tractor, through the tight school shape of the double gyro wheel clamp of extrusion molding tractor flare-outing, through automatic guillootine, cut the required length of section bar, through blowing groove, put and cut the section bar.
According to the further scheme, the manufacturing system of the film-coated co-extrusion integrated section further comprises an air gun temperature rising device, the air gun temperature rising device is arranged behind the cooling water tank, and the film-coated co-extrusion integrated section is heated through an air gun to further correct the section.
A laminating co-extrusion integrated section is applied to a lower front frame of a television, and a laminating lower front shell (or a frame) facing the industries of televisions and the like is obtained by CNC processing of the laminating co-extrusion integrated section.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the manufacturing process of the film-coated co-extrusion integrated section, the main plastic granules and the PET film are converged together at the die head through the plastic extruding die by the plastic extruding machine and the PET film fixing device, so that the film-coated co-extrusion integrated section is formed, and the process is simple and controllable.
2. According to the manufacturing process of the film-coated co-extrusion integrated section, the strength and the performance of the traditional product can be met by the formula of the modified plastic grain-extracting material; meanwhile, the production cost is reduced, and the product can be recycled and is green and environment-friendly.
3. According to the manufacturing system of the film-coated co-extrusion integrated section, the PET film is fixed on the position of the extruding machine through the PET film fixing device, the film passes through the extruding mould, and the main plastic granules and the PET film are extruded into a whole in the extruding mould.
4. The film-coated co-extrusion integrated section is applied to the lower front frame of a television, the rear section of the process of extruding a PET film to obtain the section is processed by CNC to obtain a film-coated lower front shell (or frame) facing the industries of televisions and the like, the film-coated co-extrusion integrated section has metal texture, color diversity and environmental protection, and compared with the traditional production processes of aluminum extrusion, polishing, grinding and anodic treatment of the lower frame of an aluminum alloy, the lower frame made of the film-coated co-extrusion integrated section has the advantages of production cost reduction, simple process and no pollution.
Drawings
Fig. 1 is a bottom front frame of a television according to the present invention.
FIG. 2 is a manufacturing system of a film-coated co-extrusion integrated profile of the present invention.
Wherein the reference numerals are as follows:
101-main body section bar, 102-PET film;
201-an extruder hopper, 202-a PET film fixing device, 203-an extruder material pipe, 204-an extrusion mold, 205-a shaping mold, 206-a cooling water tank, 207-an air gun temperature raising device, 208-an extrusion traction machine, 209-an automatic cutting machine and 210-a discharge tank.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
FIG. 1 is a lower front frame of a television, which is formed by extruding main plastic granules and a PET film into a film co-extrusion integrated section, wherein the film co-extrusion integrated section comprises a main section 101 and a PET film layer 102, and the film co-extrusion integrated section is processed by CNC (computerized numerical control) to obtain the lower front frame of the television.
The following specifically describes the manufacturing process of the film-coated co-extrusion integrated profile of the invention with reference to fig. 2 as follows:
example 1
A manufacturing process of a film-coated co-extrusion integrated section bar comprises the following steps:
s1: granulating 85-90% of ABS, 5-8% of azodicarbonamide foaming agent and other auxiliaries to form mixed main plastic granules; drying the materials at a temperature of 80-85 ℃ for 2-3 hours in a hopper 201 of the extruding machine. The PET film is held on the hopper 201 of the extruder by a PET film holding device 202, and the film is passed through an extrusion die 204;
s2: feeding main plastic granules into a screw rod of a material pipe 202 of an extruder through a hopper, and heating, melting and plasticizing the main plastic granules at a certain temperature in the temperature range of 170-180 ℃ in the material pipe 202 to finally turn the granules into fluid in a molten state;
s3: feeding the molten host material in the extruder tube 202 into an extrusion die 204;
s4: the main plastic granules and the PET film are gathered together at the die head through different die runners in an extrusion molding die 204, and the PET film 102 is thermoprinted on the surface layer 101 of the main material at the temperature of 190-195 ℃. Extruding the section from a neck mold at a speed of 1.3-1.4 m/min, wherein the temperature of the mold head is 170-180 ℃;
s6: the section passes through a shaping die 205, and the section of the section is cooled and shaped;
s7: the section passes through a cooling water tank 206 at 14-18 ℃, the section is cooled to below 30 ℃, and the section of the section is further shaped;
s8: the section passes through an air gun temperature rising device 207, the air gun temperature is set to be 180-185 ℃, and the section is further corrected;
s9: the extrusion molding tractor 208 drives the section bar at a speed of 1.4-1.5 m/min, and the section bar is clamped, corrected and straightened by double rows of rollers, so that the section bar forms a structural member with the required shape and size; the required length of the section bar is cut through the automatic cutting machine 209, and the cut section bar is placed through the material placing groove 210.
A manufacturing system of a film-coated co-extrusion integrated section bar is shown in figure 2 and comprises an extruding machine hopper 201, a PET film fixing device 202, an extruding machine material pipe 203, an extruding mould 204, a shaping mould 205, a cooling water tank 206, an air gun temperature rising device 207, an extruding traction machine 208, an automatic cutting machine 209 and a discharge tank 210. Plastic granules pass through a fluid in a molten state of an extruder hopper 201 and an extruder material pipe 203, a PET film fixing device 202 is fixed on the extruder hopper 201, and a PET film is fixed on the position of the hopper 201 of the extruder through the PET film fixing device 202 and passes through an extrusion molding die 204; the plastic fluid of the material pipe 203 and the PET film are converged together at the die head through different die runners in an extrusion die 204, and the PET film 102 is hot stamped on the surface layer 101 of the main body material. Then, the section passes through a shaping die 205, and the section of the section is cooled and shaped, so that the section is prevented from deforming; the section bar is cooled by a cooling water tank 206, an air gun temperature raising device 207 sets the temperature of the air gun to be 180-185 ℃, the section bar is further corrected, and the section bar is placed and cut by an extrusion molding tractor 208 and an automatic cutting machine 209 through a material discharge groove 210.
Based on the technical concept, the manufacturing process of the film-coated co-extrusion integrated section provided by the invention has the advantages that the main plastic granules and the PET film are converged together at the die head through the plastic extruding die by the plastic extruding machine and the PET film fixing device, so that the film-coated co-extrusion integrated section is formed, and the process is simple and controllable. According to the manufacturing system of the film-coated co-extrusion integrated section, the PET film is fixed on the position of the extruding machine through the PET film fixing device, the film passes through the extruding mould, and the main plastic granules and the PET film are extruded into a whole in the extruding mould. The film-coated co-extrusion integrated section bar is applied to the lower front frame of a television, and the post-process section of the section bar obtained by integrally extruding and coating a PET film is processed by CNC (computerized numerical control) to obtain a film-coated lower front shell (or frame) facing the industries of televisions and the like, so that the film-coated co-extrusion integrated section bar has metal texture and color diversity, is green and environment-friendly, and reduces the production cost.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a tectorial membrane is crowded integrative section bar altogether which characterized in that: the main plastic granules and the PET film are extruded to form the film-coated co-extruded integrated section, and the film-coated co-extruded integrated section comprises a main section and a PET film layer.
2. A manufacturing process for the film-coated co-extrusion integrated profile of claim 1 is characterized by comprising the following steps:
s1: preparing bulk plastic pellets in a hopper of an extruder, fixing a PET film on the extruder, and passing the film through an extrusion die;
s2: feeding the main plastic granules into a material pipe screw of an extruding machine through a hopper, and carrying out heating, melting and plasticizing processes to finally make the main plastic granules become fluid in a molten state;
s3: feeding the melted main plastic granules in a material pipe of an extruding machine into an extruding mould;
s4: the main plastic granules and the PET film are converged together at a die head through different die runners in a die to form a film-coated co-extrusion integrated profile.
3. The manufacturing process of the film-coated co-extrusion integrated section bar as claimed in claim 2, wherein the manufacturing process comprises the following steps: the main plastic granules prepared in the step S1 are modified ABS granules, the modified ABS granules are mixed main plastic granules formed by granulating 85-90% of ABS, 5-8% of anti-shrinkage agent and other auxiliaries, and the main plastic granules are dried in a hopper of an extruding machine.
4. A manufacturing system for the film-coated co-extrusion integrated profile of claim 1, wherein: including extruding machine hopper and PET membrane fixing device, prepare main part plastic granules through the hopper of extruding machine to make main part plastic granules finally become the fluid of molten state through extruding machine material pipe, fix the PET membrane on the extruding machine through PET membrane fixing device, make the membrane pass the extrusion molding mould, pass through the extrusion molding mould with the main part plastic granules and the PET membrane of molten state, be in the same place in die head department convergence, form tectorial membrane crowded integrative section bar altogether.
5. The manufacturing system of the film-coated co-extrusion integrated profile as claimed in claim 4, wherein: the PET film fixing device fixes the position of the PET film above the hopper of the extruding machine by using the compressing device, so that the film passes through the extruding mould.
6. The manufacturing system of the film-coated co-extrusion integrated profile as claimed in claim 4, wherein: the manufacturing system of the film co-extrusion integrated section further comprises a cooling water tank, the cooling water tank is connected with the extrusion molding die, the section is extruded into the film co-extrusion integrated section through the die and is cooled through the cooling water tank.
7. The manufacturing system of the film-coated co-extrusion integrated profile as claimed in claim 4, wherein: the manufacturing system of the film-coated co-extrusion integrated section also comprises a shaping mold, and the cross section of the film-coated co-extrusion integrated section is cooled and shaped through the shaping mold.
8. The manufacturing system of the film-coated co-extrusion integrated profile as claimed in claim 4, wherein: the manufacturing system of tectorial membrane crowded integrative section bar altogether still include extrusion molding tractor, automatic cutting machine and blowing groove, tectorial membrane crowded integrative section bar altogether get into the extrusion molding tractor, through the tight school shape of the double gyro wheel clamp of extrusion molding tractor flare-outing, through automatic guillootine, cut the required length of section bar, through blowing groove, put and cut the section bar.
9. The manufacturing system of the film-coated co-extrusion integrated profile as claimed in claim 6, wherein: the manufacturing system of the film-coated co-extrusion integrated section further comprises an air gun temperature rising device, the air gun temperature rising device is arranged behind the cooling water tank, and the film-coated co-extrusion integrated section is heated through an air gun to further correct the section.
10. The application of the film-coated co-extrusion integrated profile of claim 1 to the lower frame of a television is characterized in that: and (4) processing the film-coated co-extrusion integrated section by adopting CNC (computerized numerical control) to obtain the lower front frame of the television.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010526426.6A CN111546596A (en) | 2020-06-09 | 2020-06-09 | Film-coated co-extrusion integrated section, manufacturing method, manufacturing system and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010526426.6A CN111546596A (en) | 2020-06-09 | 2020-06-09 | Film-coated co-extrusion integrated section, manufacturing method, manufacturing system and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635535A (en) * | 2021-08-17 | 2021-11-12 | 青岛新材料科技工业园发展有限公司 | Lower front shell of television and preparation method thereof |
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| CN113635535A (en) * | 2021-08-17 | 2021-11-12 | 青岛新材料科技工业园发展有限公司 | Lower front shell of television and preparation method thereof |
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Application publication date: 20200818 |
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