CN110845970A - New energy automobile door waterproof plate membrane assembly made of noise-reduction heat-insulation material and manufacturing process thereof - Google Patents
New energy automobile door waterproof plate membrane assembly made of noise-reduction heat-insulation material and manufacturing process thereof Download PDFInfo
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- CN110845970A CN110845970A CN201911111646.6A CN201911111646A CN110845970A CN 110845970 A CN110845970 A CN 110845970A CN 201911111646 A CN201911111646 A CN 201911111646A CN 110845970 A CN110845970 A CN 110845970A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2423/00—Presence of polyolefin
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2423/00—Presence of polyolefin
- C09J2423/04—Presence of homo or copolymers of ethene
- C09J2423/046—Presence of homo or copolymers of ethene in the substrate
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Abstract
The invention discloses a new energy automobile door waterproof board membrane component made of noise reduction and heat insulation materials and a manufacturing process thereof, wherein the component comprises: the thermal insulation material that makes an uproar falls, butyl rubber circle and release paper, the butyl rubber circle of coating on the one side of the thermal insulation material that makes an uproar falls, the surface laminating of butyl rubber circle is from the release paper, and the thermal insulation material that makes an uproar falls includes first PE fire-retardant film, micron order obturator bubble cotton and second PE fire-retardant film. The manufacturing process comprises the following steps: unreeling a first PE flame-retardant film, micron-sized closed-cell foam and a second PE flame-retardant film; the first PE flame-retardant film, the micron-sized closed-cell foam and the second PE flame-retardant film are sequentially overlapped, paved and conveyed from top to bottom; heating by infrared rays, and rolling and laminating; cooling and rolling; unwinding and blanking the noise-reducing and heat-insulating material; vacuum forming, forming and trimming flash; after vacuum adsorption and fixation, coating butyl rubber; the outer surface of the butyl rubber ring is attached with release paper. The invention can save the electric energy of the new energy automobile and has good sound insulation and noise reduction effects.
Description
Technical Field
The invention relates to the technical field of automobile door waterproof plate membrane assemblies, in particular to a new energy automobile door waterproof plate membrane assembly made of noise reduction and heat insulation materials and a manufacturing process thereof.
Background
At present, the door of a middle-low grade automobile only uses a single-layer PE film as a door waterproof plate film, the door waterproof plate film made of the single-layer PE film has no sound insulation, sound absorption, noise reduction and heat insulation effects, and the energy consumption of a new energy automobile using the door waterproof plate film made of the single-layer PE film is too high, so that a user can feel comfortable only by needing a high-power air conditioner in summer or winter, the electric energy of the new energy automobile is excessively consumed, the speed of the new energy automobile cannot be improved, and the driving journey after each charging is shortened. The automobile door waterproof plate film made of the single-layer PE film has high automobile noise, and the noise is easy to cause fatigue, so that the driving safety and the physical and mental health of consumers are influenced.
Disclosure of Invention
The technical problem mainly solved by the invention is to provide the new energy automobile door waterproof plate membrane component made of the noise-reducing and heat-insulating material and the manufacturing process thereof, so that the electric energy of a new energy automobile can be saved, the speed and journey of an electric vehicle are not affected, the automobile is warm and comfortable in the automobile, the sound-insulating and noise-reducing effects are good, a driver is not easy to fatigue, the driving is safer, the physical and mental health of consumers is realized, and the development of the new energy automobile is promoted.
In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides a new energy automobile door waterproof board membrane subassembly with heat preservation material preparation of making an uproar falls, includes: the noise-reduction heat-insulation material comprises micron-sized closed-cell foam, a first PE flame-retardant film and a second PE flame-retardant film, wherein the first PE flame-retardant film is attached to the front surface of the micron-sized closed-cell foam, and the second PE flame-retardant film is attached to the reverse surface of the micron-sized closed-cell foam.
In a preferred embodiment of the present invention, the micron-sized closed-cell foam is XPE micron-sized closed-cell foam or PE micron-sized closed-cell foam.
In a preferred embodiment of the present invention, the thickness of the micron-sized closed-cell foam is 0.5mm to 8 mm.
In a preferred embodiment of the present invention, the thickness of the first PE flame-retardant film is 0.1mm to 2mm, the thickness of the second PE flame-retardant film is 0.1mm to 2mm, and the thickness of the butyl rubber ring is 1.5mm to 2.5 mm.
The PE foam (polyethylene crosslinked) is also called bridging foam, is a novel environment-friendly material, and has the characteristics of no toxicity, no odor, sound insulation, sound absorption, heat insulation, no pollution to the atmosphere during burning, good resilience, capability of randomly adjusting the hardness and thickness, light weight and the like.
XPE (polyethylene cross-linking) also known as bridging foaming cotton is a novel environmental protection material, and is nontoxic, tasteless, give sound insulation, inhale the sound, it is thermal-insulated, to the atmosphere pollution-free during burning, the resilience force is good, can adjust soft or hard degree and thickness at will, characteristics such as weight quantification gently are other foaming cotton class materials do not have the substitutable, but hot briquetting, also can produce fire-retardant type, be applicable to the motion protective equipment, handbag case and bag, the car, aerospace, building, shoes material, the toy, the air conditioner, petroleum pipeline keeps warm etc..
The release paper is used for storage and transportation protection of each water retaining film, and when assembled by a customer, the release paper is firstly removed and then assembled and adhered with a sheet metal component of a vehicle door.
In order to solve the technical problem, the invention adopts another technical scheme that: the manufacturing process of the new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material comprises the following steps:
(1) unreeling a first PE flame-retardant film, micron-sized closed-cell foam and a second PE flame-retardant film;
(2) the first PE flame-retardant film, the micron-sized closed-cell foam and the second PE flame-retardant film are sequentially overlapped, paved and conveyed from top to bottom;
(3) heating by infrared rays, and rolling and laminating;
(4) cooling, checking and rolling to obtain the noise-reducing and heat-insulating material for later use;
(5) unwinding and blanking the noise-reducing and heat-insulating material;
(6) vacuum forming, forming and trimming flash;
(7) after vacuum adsorption and fixation, coating butyl adhesive on one surface of the noise-reducing and heat-insulating material;
(8) and attaching release paper to the outer surface of the butyl rubber ring, inspecting and packaging.
In a preferred embodiment of the present invention, the conveying speed in step (2) is 3m/min to 5 m/min; in the step (3), the infrared heating temperature is controlled to be 99-105 ℃, and the heating time is 2-6 min.
In a preferred embodiment of the present invention, the rolling and bonding in step (3) specifically comprises the following steps: firstly, adjusting the gap of a press roller to be smaller than the total thickness of the materials before lamination, wherein the gap is smaller than the total thickness of the materials before lamination by 0.2-0.3 mm, and carrying out roll lamination, wherein the conveying speed of the laminated roll material is 1-3 m/min.
In a preferred embodiment of the present invention, the cooling time in step (4) is 10min to 15min after cooling to room temperature.
In a preferred embodiment of the present invention, the heating temperature during vacuum forming in step (6) is 100 ℃ to 130 ℃, and the vacuum is pumped to 90Pa to 110 Pa.
In a preferred embodiment of the present invention, the coating speed of the butyl rubber coated in the step (7) is 2m/min to 3 m/min.
Infrared heating belongs to the heat radiation, and it is high mainly because the thermal effect of infrared ray to use infrared heating, and when using infrared heater, so do not have the heat-conduction because of direct contact, indirect some heat transfer that has through air convection, but can not account for a lot, and most important is the heat radiation of the infrared ray of production still. The infrared ray does not contact with superficial heating, so that the thermal deformation of the micropore structure can be avoided.
The invention has the beneficial effects that: the invention adopts the three-layer laminated material of the infrared heating laminated high-density PE flame-retardant film on the front and back surfaces of XPE or PE micron-sized closed-cell foam, the noise-reducing and heat-insulating material not only keeps the excellent protective performance of the high-density PE film against rainwater penetration, but also greatly improves the sound-insulating and noise-reducing capabilities, and the heat conductivity coefficient of the middle XPE or PE micron-sized closed-cell foam is lower than 0.037w/m.k, so that the noise-reducing and heat-insulating material is a novel environment-friendly material with excellent heat-insulating effect, is nontoxic, tasteless, sound-insulating, sound-absorbing, heat-insulating, free from pollution to the atmosphere during burning, good in resilience, and capable of randomly adjusting the hardness; the noise-reduction and heat-insulation material is low in cost, non-toxic and flame-retardant, the sound-insulation and noise-reduction and energy-saving and heat-insulation effects are obviously improved, and the noise-reduction and heat-insulation material can be widely applied to the aspects of rain prevention, sound insulation and noise reduction, electric energy saving, heat insulation and the like of new energy automobiles, and can meet the rising of the new energy automobiles, so that the noise-reduction and heat-insulation material has huge market demands.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic structural diagram of a preferred embodiment of a new energy automobile door waterproof plate membrane assembly made of a noise reduction and heat insulation material according to the invention;
FIG. 2 is a top view of FIG. 1;
the parts in the drawings are numbered as follows: 1. the noise-reduction heat-insulation material comprises 2 parts of a butyl rubber ring, 3 parts of release paper, 4 parts of micron-sized closed-cell foam, 5 parts of a first PE flame-retardant film, 6 parts of a second PE flame-retardant film.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1-2
Example 1
The utility model provides a new energy automobile door waterproof board membrane subassembly with heat preservation material preparation of making an uproar falls, includes: the noise-reduction heat-insulation material 1, the butyl rubber ring 2 and the release paper 3 are coated on one surface of the noise-reduction heat-insulation material 1, the butyl rubber ring 2 is coated on the outer surface of the butyl rubber ring 2, the noise-reduction heat-insulation material 1 comprises micron-sized closed-cell foam 4, a first PE flame-retardant film 5 and a second PE flame-retardant film 6, the first PE flame-retardant film 5 is coated on the front surface of the micron-sized closed-cell foam 4, and the second PE flame-retardant film 6 is coated on the reverse surface of the micron-sized closed-cell foam 4.
Micron order obturator bubble 4 be XPE micron order obturator bubble cotton, micron order obturator bubble cotton 4's thickness be 0.5mm, the thickness of first PE fire-retardant film 5 be 0.1mm, the thickness of second PE fire-retardant film 6 be 0.1mm, the thickness of butyl rubber ring 2 be 1.5 mm.
The manufacturing process of the new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material comprises the following steps:
(1) unreeling a first PE flame-retardant film 5, micron-sized closed-cell foam 4 and a second PE flame-retardant film 6;
(2) the first PE flame-retardant film 5, the micron-sized closed-cell foam 4 and the second PE flame-retardant film 6 are sequentially overlapped, paved and conveyed from top to bottom, and the conveying speed is 3 m/min;
(3) firstly, adjusting the gap of a press roller to be smaller than the total thickness of the materials before lamination, wherein the gap is smaller than the total thickness of the materials before lamination by less than 0.2mm, carrying out rolling lamination by adopting infrared heating at 99 ℃ for 6min, and the conveying speed of the laminated rolled materials is 1 m/min;
(4) cooling to room temperature for 10min, inspecting, and rolling to obtain noise reduction and heat preservation 1 material for later use;
(5) unreeling the noise-reducing and heat-insulating material 1 and blanking;
(6) vacuum forming, wherein the heating temperature during vacuum forming is 100 ℃, the vacuum is pumped to 90Pa, and the flash is formed and cut;
(7) after the vacuum adsorption and fixation on the workbench, a manipulator automatically coats butyl rubber on one surface of the noise-reducing and heat-insulating material 1, wherein the coating speed of the coating butyl rubber is 2 m/min;
(8) and (3) attaching release paper 3 to the outer surface of the butyl rubber ring 2, inspecting and packaging.
Example 2
The utility model provides a new energy automobile door waterproof board membrane subassembly with heat preservation material preparation of making an uproar falls, includes: the noise-reduction heat-insulation material 1, the butyl rubber ring 2 and the release paper 3 are coated on one surface of the noise-reduction heat-insulation material 1, the butyl rubber ring 2 is coated on the outer surface of the butyl rubber ring 2, the noise-reduction heat-insulation material 1 comprises micron-sized closed-cell foam 4, a first PE flame-retardant film 5 and a second PE flame-retardant film 6, the first PE flame-retardant film 5 is coated on the front surface of the micron-sized closed-cell foam 4, and the second PE flame-retardant film 6 is coated on the reverse surface of the micron-sized closed-cell foam 4.
The PE flame-retardant plastic film is characterized in that the micron-sized closed-cell foam 4 is PE micron-sized closed-cell foam, the thickness of the micron-sized closed-cell foam 4 is 8mm, the thickness of the first PE flame-retardant film 5 is 2mm, the thickness of the second PE flame-retardant film 6 is 2mm, and the thickness of the butyl rubber ring 2 is 2.5 mm.
The manufacturing process of the new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material comprises the following steps:
(1) unreeling a first PE flame-retardant film 5, micron-sized closed-cell foam 4 and a second PE flame-retardant film 6;
(2) the first PE flame-retardant film 5, the micron-sized closed-cell foam 4 and the second PE flame-retardant film 6 are sequentially overlapped, paved and conveyed from top to bottom, and the conveying speed is 5 m/min;
(3) firstly, adjusting the gap of a press roller to be smaller than the total thickness of the materials before lamination, wherein the gap is smaller than the total thickness of the materials before lamination by less than 0.3mm, carrying out roll lamination by adopting infrared heating at 105 ℃ for 2min, and the conveying speed of the laminated rolled materials is 3 m/min;
(4) cooling to room temperature for 15min, checking, and rolling to obtain the noise reduction and heat insulation material 1 for later use;
(5) unreeling the noise-reducing and heat-insulating material 1 and blanking;
(6) vacuum forming, wherein the heating temperature during vacuum forming is 130 ℃, the vacuum is pumped to 110Pa, and the flash is formed and cut;
(7) after the vacuum adsorption and fixation on the workbench, a manipulator automatically coats butyl rubber on one surface of the noise-reducing and heat-insulating material 1, wherein the coating speed of the coating butyl rubber is 3 m/min;
(8) and (3) attaching release paper 3 to the outer surface of the butyl rubber ring 2, inspecting and packaging.
Example 3
The utility model provides a new energy automobile door waterproof board membrane subassembly with heat preservation material preparation of making an uproar falls, includes: the noise-reduction heat-insulation material 1, the butyl rubber ring 2 and the release paper 3 are coated on one surface of the noise-reduction heat-insulation material 1, the butyl rubber ring 2 is coated on the outer surface of the butyl rubber ring 2, the noise-reduction heat-insulation material 1 comprises micron-sized closed-cell foam 4, a first PE flame-retardant film 5 and a second PE flame-retardant film 6, the first PE flame-retardant film 5 is coated on the front surface of the micron-sized closed-cell foam 4, and the second PE flame-retardant film 6 is coated on the reverse surface of the micron-sized closed-cell foam 4.
Micron order obturator bubble 4 be XPE micron order obturator bubble cotton or PE micron order obturator bubble cotton, the cotton 4 thickness of micron order obturator bubble be 5mm, the thickness of first PE fire-retardant film 5 be 1.1mm, the thickness of second PE fire-retardant film 6 be 1.2mm, the thickness of butyl rubber ring 2 be 2 mm.
The manufacturing process of the new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material comprises the following steps:
(1) unreeling a first PE flame-retardant film 5, micron-sized closed-cell foam 4 and a second PE flame-retardant film 6;
(2) the first PE flame-retardant film 5, the micron-sized closed-cell foam 4 and the second PE flame-retardant film 6 are sequentially overlapped, paved and conveyed from top to bottom, and the conveying speed is 4 m/min;
(3) firstly, adjusting the gap of a press roller to be smaller than the total thickness of the materials before lamination, wherein the gap is smaller than the total thickness of the materials before lamination by less than 0.25mm, carrying out rolling lamination by adopting infrared heating at the temperature of 102 ℃ for 4min, and the conveying speed of the laminated rolled materials is 2 m/min;
(4) cooling to room temperature for 13min, checking, and rolling to obtain the noise reduction and heat insulation material 1 for later use;
(5) unreeling the noise-reducing and heat-insulating material 1 and blanking;
(6) vacuum forming, wherein the heating temperature during vacuum forming is 115 ℃, the vacuum is pumped to 100Pa, and trimming flash is formed;
(7) after the vacuum adsorption and fixation on the workbench, a manipulator automatically coats butyl rubber on one surface of the noise-reducing and heat-insulating material 1, wherein the coating speed of the coating butyl rubber is 2.5 m/min;
(8) and (3) attaching release paper 3 to the outer surface of the butyl rubber ring 2, inspecting and packaging.
The new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material and the manufacturing process thereof have the beneficial effects that:
1. the innovative technology of infrared non-contact superficial heating is adopted, so that the bonding surface of the PE film and the XPE or PE micron-sized closed-cell foam reaches the state of micro-fusion bonding connection, the distribution morphological structure of the macromolecular chains of the PE film and the XPE or PE micron-sized closed-cell foam is reserved, and the performance advantages of the PE film and the XPE or PE micron-sized closed-cell foam are comprehensively reflected.
2. Adopt the gentle elastic material technique of roll-in laminating of deciding thickness accuracy, at first adjust the clearance of compression roller, the total thickness of material before the clearance is adjusted to being less than the laminating, the total thickness of material is less than 0.25mm before the clearance is than the laminating, roll-in laminating, make the cotton faying face of PE film and XPE or PE micron order obturator bubble reach the fusion bonding that the state of little melting bonding connection can be quick and bond together, the laminating processing difficult problem that XPE or PE micron order obturator bubble cotton pressurized kick-back is not in place has been solved.
3. The invention solves the technical problems that the existing door waterproof plate film only made of a single-layer PE film is insufficient, so that the sound insulation, sound absorption, noise reduction, energy conservation and heat preservation of a new energy automobile are obviously improved, the door waterproof plate film made of the single-layer PE film has no sound insulation, sound absorption, noise reduction and heat preservation effects, the new energy automobile made of the door waterproof plate film made of the single-layer PE film has excessively high energy consumption, and the new energy automobile can be comfortable only by needing a high-power air conditioner in summer or winter, so that the electric energy of the new energy automobile is excessively consumed, the speed of the new energy automobile cannot be improved, the driving journey after each charging is shortened, and the like.
4. The automatic gluing device adopts an automatic production line and a mechanical arm to automatically glue, so that the product quality is stable, the consistency is good, the high-efficiency and low-cost production is realized, and the product is rich in competitiveness.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a new energy automobile door waterproof board membrane subassembly with insulation material preparation of making an uproar falls which characterized in that includes: the noise-reduction heat-insulation material comprises micron-sized closed-cell foam, a first PE flame-retardant film and a second PE flame-retardant film, wherein the first PE flame-retardant film is attached to the front surface of the micron-sized closed-cell foam, and the second PE flame-retardant film is attached to the reverse surface of the micron-sized closed-cell foam.
2. The new energy automobile door waterproof plate membrane assembly made of the noise-reducing and heat-insulating material as claimed in claim 1, wherein the micron-sized closed-cell foam is XPE micron-sized closed-cell foam or PE micron-sized closed-cell foam.
3. The new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material as claimed in claim 1, wherein the thickness of the micron-sized closed-cell foam is 0.5 mm-8 mm.
4. The new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material as claimed in claim 1, wherein the first PE flame retardant film is 0.1 mm-2 mm thick, the second PE flame retardant film is 0.1 mm-2 mm thick, and the butyl rubber ring is 1.5-2.5 mm thick.
5. The manufacturing process of the new energy automobile door waterproof plate membrane assembly made of the noise reduction and heat insulation material according to claim 1 is characterized by comprising the following steps:
(1) unreeling a first PE flame-retardant film, micron-sized closed-cell foam and a second PE flame-retardant film;
(2) the first PE flame-retardant film, the micron-sized closed-cell foam and the second PE flame-retardant film are sequentially overlapped, paved and conveyed from top to bottom;
(3) heating by infrared rays, and rolling and laminating;
(4) cooling, checking and rolling to obtain the noise-reducing and heat-insulating material for later use;
(5) unwinding and blanking the noise-reducing and heat-insulating material;
(6) vacuum forming, forming and trimming flash;
(7) after vacuum adsorption and fixation, coating butyl adhesive on one surface of the noise-reducing and heat-insulating material;
(8) and attaching release paper to the outer surface of the butyl rubber ring, inspecting and packaging.
6. The manufacturing process according to claim 5, wherein the conveying speed in the step (2) is 3m/min to 5 m/min; in the step (3), the infrared heating temperature is controlled to be 99-105 ℃, and the heating time is 2-6 min.
7. The manufacturing process according to claim 5, wherein the rolling and attaching in the step (3) comprises the following specific steps: firstly, adjusting the gap of a press roller to be smaller than the total thickness of the materials before lamination, wherein the gap is smaller than the total thickness of the materials before lamination by 0.2-0.3 mm, and carrying out roll lamination, wherein the conveying speed of the laminated roll material is 1-3 m/min.
8. The manufacturing process according to claim 5, wherein the cooling time in the step (4) is 10-15 min after the cooling to room temperature.
9. The manufacturing process according to claim 5, wherein the heating temperature in the vacuum forming in the step (6) is 100 ℃ to 130 ℃, and the vacuum is pumped to 90Pa to 110 Pa.
10. The manufacturing process according to claim 5, wherein the coating speed of the butyl rubber coated in the step (7) is 2 m/min-3 m/min.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415007A (en) * | 2021-07-05 | 2021-09-21 | 上海奕卓包装材料有限公司 | Processing method of environment-friendly noise-reduction type car door waterproof film |
| CN113561516A (en) * | 2021-07-09 | 2021-10-29 | 上海奕卓包装材料有限公司 | Processing method of energy-saving, heat-preservation and noise-reduction type air outlet pipe of passenger car air conditioner |
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| CN101381591A (en) * | 2008-07-11 | 2009-03-11 | 黄泽兴 | Sealing film special for vehicle door polyethylene |
| CN202163052U (en) * | 2011-06-23 | 2012-03-14 | 浙江吉利汽车研究院有限公司 | Water-blocking film for automobile |
| CN107054234A (en) * | 2016-12-22 | 2017-08-18 | 江苏泛亚微透科技股份有限公司 | A kind of lightweight car door waterproof membrane part and its preparation technology with heat preservation and soundproof noise reduction capability |
| CN211199105U (en) * | 2019-11-14 | 2020-08-07 | 江苏泛亚微透科技股份有限公司 | New energy automobile door waterproof board membrane module made of noise reduction and heat insulation material |
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| CN113415007A (en) * | 2021-07-05 | 2021-09-21 | 上海奕卓包装材料有限公司 | Processing method of environment-friendly noise-reduction type car door waterproof film |
| CN113415007B (en) * | 2021-07-05 | 2023-08-25 | 上海奕卓包装材料有限公司 | Processing method of environment-friendly noise-reduction type car door waterproof membrane |
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