CN106891589A - A kind of composite for engine hood of passenger train and preparation method thereof - Google Patents
A kind of composite for engine hood of passenger train and preparation method thereof Download PDFInfo
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- CN106891589A CN106891589A CN201710250301.3A CN201710250301A CN106891589A CN 106891589 A CN106891589 A CN 106891589A CN 201710250301 A CN201710250301 A CN 201710250301A CN 106891589 A CN106891589 A CN 106891589A
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- composite
- engine hood
- passenger train
- adhesives
- base material
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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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/08—Layered products comprising a layer of natural or synthetic rubber comprising rubber 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
-
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
- B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
-
- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- 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
- B32B2266/0278—Polyurethane
-
- 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
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/308—Heat stability
-
- 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
-
- 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
- B32B2605/00—Vehicles
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention provides a kind of composite for engine hood of passenger train, including skin material, adhesives and base material, the skin material and base material form the composite for engine hood of passenger train by together with adhesives strong bonded；The skin material is made up of extexine and supporting layer, and the extexine is the TPUE rubber with anti-wear performance, and the supporting layer is the acrylonitrile butadient styrene material of hard；The adhesives is chemical fundamentals black solvent type isocyanates；The base material is made up of roving glass fiber and polyurethane foam material.The present invention is small for the composite smell of engine hood of passenger train, and VOC content meets national standard, and overall environment-friendly type is preferable；Surface density is low simultaneously, and lightweight is with the obvious advantage；In the production process of the composite, by large press and robot, mechanization degree is higher, efficiently solves the problem for making that efficiency is low, production environment is poor by hand.
Description
Technical field
The invention belongs to technical field of composite materials, more particularly to a kind of composite for engine hood of passenger train and its
Preparation method, specifically a kind of smell is small, surface density is low, volatile organic matter content meets the composite wood of national standard
Expect and for the hood of car.
Background technology
The material for being used for engine hood of passenger train at this stage is generally glass steel material, and the material density is high, smell big, volatility
Organic matter（VOC）Content overproof, causes the environmental-protecting performance of product poor；It is used for the glass steel material product of engine hood of passenger train simultaneously
By manually making by hand, inefficiency causes severe contamination to whole process to environment, causes Workplace environment to compare in forming process
Badly.
The hood of existing glass steel material, raw material are generally releasing agent, gel coat, unsaturated-resin, glass fibers
Dimension felt, curing agent etc., are made using the technology mode of hand pasting forming more, and its moulding process implementation process is as follows：First will
Mould is cleaned, and then then lays glass along die surface on gel coat in die surface brushing releasing agent, gel coat successively
Glass fibrofelt, glass mat surface is cast in by unsaturated-resin, using hand roller rolling compacting, excludes bubble, is then passed through
The operations such as solidification, the demoulding, cutting, repairing are finally completed production.The said goods manufacturing process is whole by manually making by hand,
Efficiency is low.While volatile organic content in glass steel material（VOC）More than national standard, severe contamination is caused to environment,
Surface density is high simultaneously, does not meet the light-weighted trend of product.
The content of the invention
Exceeded to solve volatile organic content in the prior art, environmental-protecting performance is poor, the low technical problem of producing efficiency,
The present invention provides a kind of composite for engine hood of passenger train and preparation method thereof.
The present invention is small for the composite smell of engine hood of passenger train, volatile organic matter（VOC）Content meets state
Family's standard, overall environment-friendly type is preferable；While the composite surface density for being used for engine hood of passenger train is low, lightweight advantage is bright
It is aobvious；In the production process of the composite, by large press and robot, mechanization degree is higher, efficiently solves existing
Have during glass steel material production and make the problem that efficiency is low, production environment is poor by hand.
Term is explained：
Roving glass fiber：Glass fibre of the fibre length more than 5mm；
TPU：TPUE rubber；
ABS：ABS polymer.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of composite for engine hood of passenger train, including skin material, adhesives and base material, the skin material and
Base material forms the composite for engine hood of passenger train together by adhesives strong bonded；
The skin material is made up of extexine and supporting layer, and the extexine is the thermoplastic polyurethane bullet with anti-wear performance
Gonosome rubber, the supporting layer is the ABS polymer of hard；
The adhesives is chemical fundamentals black solvent type isocyanates；
The base material is made up of roving glass fiber and polyurethane foam material.
Preferably, the skin material is only made up of supporting layer, and the supporting layer is the acrylonitrile-butadiene-benzene of hard
Ethylene copolymer materials.
Preferably, the base material is made up of glass mat and polyurethane foam material.
A kind of preparation method of composite for engine hood of passenger train, comprises the following steps：
（1）Be molded by being coextruded combination process, by intermolecular compatibility by the TPUE rubber and
ABS polymer bonds together, then by toasting plastic uptake technological forming shape for needed for
Skin material；
（2）By above-mentioned steps（1）Skin material after shaping is positioned in the bed die of mould, and on skin material surface, one layer of brush glues
Material is connect, by roving glass fiber injection molding technique in the adhesives poured thereon base material, finally by upper/lower die matched moulds
It is hot-forming to be fabricated to the composite for engine hood of passenger train.
Preferably, the composite integral thickness for engine hood of passenger train being fabricated to is 6.0mm-8.0mm.
Preferably, there is lines on the surface of the extexine, and thickness is 0.3mm-0.6mm.
Preferably, the thickness of the supporting layer is 1.5mm-2.0mm.
Preferably, the base material integral thickness after moulding by casting is 4.0mm-6.0mm.
It is to melt the resin of various difference in functionalitys respectively by using two or many extruders to be coextruded combination process
Extrusion, is combined by respective runner in die head, then through inflation, cooling shaping.
Baking plastic uptake technique mainly heated by material, after reaching softening temperature, by machinery or air pressure/
The shape of vacuum mode manufacture die, so as to reach outward appearance and shape and the requirement of size of design.
Roving glass fiber injection molding technique（LFI）It is that roving glass fiber yarns are inducted into mixing head, is cut off in mixing head
And mixed with urethane raw, then the mixture of glass and polyurethane materials is together expelled in mould carries out hot pressing
Shaping.Product prepared by roving glass fiber injection molding technique has that comfortableness strong, light weight, cost of investment be low, the mode of production is flexible
And the features such as good heat endurance and excellent mechanical property.Current roving glass fiber injection forming technology is mainly used in card
In the production of product such as car and car instrument board, passenger car luggage rack cover plate, inlet vent of bus.
Compared with prior art, beneficial effects of the present invention are：
（1）The present invention is environment-friendly materials for the composite raw materials of engine hood of passenger train, belongs to low temperature, low waves
The environment-friendly materials of hair property organic matter, smell is small, and environmental pollution is small, and glass fiber reinforced plastics product compared to existing technology has larger society
Can benefit and economic benefit；
（2）The present invention meets country for the content of volatile organic matter in the composite raw materials of engine hood of passenger train
Standard, environmental protection；
（3）The present invention is long glass fiber reinforced polyurethane foam material for the base material in the composite of engine hood of passenger train, should
Material has that intensity is high, low density lightweight advantage；
（4）The present invention is mechanized production for the preparation method of the composite of engine hood of passenger train, improves production efficiency,
Optimize production environment simultaneously.
Brief description of the drawings
Fig. 1 is longitudinally cutting figure of the present invention for the composite of engine hood of passenger train；
Fig. 2 is front axonometric drawing of the present invention for the composite of engine hood of passenger train；
Fig. 3 is back side axonometric drawing of the present invention for the composite of engine hood of passenger train；
In figure：I- skin materials, II- adhesives, III- base materials, A- extexines, B- supporting layers.
Specific embodiment
With reference to embodiment, the present invention is described in further detail.
TPU used of the invention, ABS, roving glass fiber, glass mat, polyurethane foam material are commercially available prod, used viscous
Material is connect for chemical fundamentals black solvent type isocyanates, is commercially available prod west card（Sika 207）Silane coupling agent.
Accompanying drawing 1 is the longitudinally cutting figure of the composite for engine hood of passenger train, and as shown in Figure 1, one kind is used for car
The composite of hood, including skin material I, adhesives II and base material I II, the skin material I and base material I II lead to
Cross adhesives II strong bondeds and form the composite for engine hood of passenger train together；
The skin material I is made up of extexine A and supporting layer B, and the extexine A is the thermoplastic poly ammonia with anti-wear performance
Ester elastomer rubber（TPU）, the supporting layer B is the ABS polymer of hard（ABS）；
The adhesives II is chemical fundamentals black solvent type isocyanates；
The base material I II is made up of roving glass fiber and polyurethane foam material.
In the present embodiment, the skin material I can also be the ABS supporting layers B compositions without TPU coverings, the base material
III can also be replaced by glass mat and polyurethane foam material.
A kind of preparation method of composite for engine hood of passenger train, comprises the following steps：
（1）Using two extruderses by TPUE rubber and ABS polymer
Molten condition extrusion is heated separately to, is bonded together in die head by respective runner, then by again to being bonded in one
The composite for rising is heated, and after reaching softening temperature, produces the outward appearance of design using mould therefor by vacuum mode
With the requirement of shape and size, as skin material I；
（2）By above-mentioned steps（1）Skin material I after shaping is positioned in the bed die of mould, one layer of the brush on skin material I surfaces
Adhesives II, i.e., in one layer of chemical fundamentals black solvent type isocyanates of surface brush, while said process is carried out, in length
Roving glass fiber yarns are inducted into mixing head in fine equipment, are cut off in mixing head and is mixed with urethane raw, so
The mixture of glass and polyurethane materials is together poured into a mould into base material I II afterwards, finally by the hot-forming making of upper/lower die matched moulds
Into the composite for engine hood of passenger train.
In the present embodiment, the heating-up temperature of the TPUE rubber is 90 DEG C, the heating-up temperature of ABS
It is 170 DEG C, step（1）In be heated to softening temperature for 70 DEG C.
According to above-mentioned steps, the composite integral thickness that engine hood of passenger train is used for after completing is 6.0mm-
There is lines on 8.0mm, the surface of the extexine, and thickness is 0.3mm-0.6mm, and the thickness of the supporting layer is 1.5mm-2.0mm,
Base material integral thickness after moulding by casting is 4.0mm-6.0mm.
As shown in Fig. 2 being fabricated to engine hood of passenger train, table using the composite for engine hood of passenger train being prepared into
Leather material I is the outer surface of engine hood of passenger train.
As shown in figure 3, inner surfaces of the base material I II for engine hood of passenger train.
Although above described embodiment describes a kind of composite for engine hood of passenger train and preparation method thereof,
The thickness of each layer of composite can be adjusted according to actual needs, but only to the thickness of each structure sheaf in composite
The modification that degree is made is also the scope of protection of the invention.
The present invention is used for the composite of engine hood of passenger train in addition to for car, can also be applied to automobile, tractor
In hood Deng other vehicles.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (8)
1. a kind of composite for engine hood of passenger train, it is characterised in that including skin material（I）, adhesives（II）
And base material（III）, the skin material（I）And base material（III）By adhesives（II）Strong bonded forms described together
For the composite of engine hood of passenger train；
The skin material（I）By extexine（A）And supporting layer（B）Composition, the extexine（A）It is the heat with anti-wear performance
Plastic polyurethane elastomer rubber, the supporting layer（B）It is the ABS polymer of hard；
The adhesives（II）It is chemical fundamentals black solvent type isocyanates；
The base material（III）It is made up of roving glass fiber and polyurethane foam material.
2. a kind of composite for engine hood of passenger train according to claim 1, it is characterised in that the surface layer material
Material is only by supporting layer（B）Composition, the supporting layer（B）It is the ABS polymer of hard.
3. a kind of composite for engine hood of passenger train according to claim 1, it is characterised in that the base material
（III）It is made up of glass mat and polyurethane foam material.
4. the preparation method of a kind of composite for engine hood of passenger train according to claim 1, it is characterised in that
Comprise the following steps：
（1）Be molded by being coextruded combination process, by intermolecular compatibility by the TPUE rubber and
ABS polymer bonds together, then by toasting plastic uptake technological forming shape for needed for
Skin material（I）；
（2）By above-mentioned steps（1）Skin material after shaping（I）It is positioned in the bed die of mould, in skin material（I）Brush on surface
One layer of adhesives（II）, by roving glass fiber injection molding technique in the adhesives（II）Poured thereon base material（III）, most
Afterwards the composite for engine hood of passenger train is fabricated to by the way that upper/lower die matched moulds is hot-forming.
5. the preparation method of a kind of composite for engine hood of passenger train according to claim 4, it is characterised in that
The integral thickness of the composite engine hood of passenger train being fabricated to is 6.0mm-8.0mm.
6. the preparation method of a kind of composite for engine hood of passenger train according to claim 4, it is characterised in that
The extexine（A）Surface have lines, thickness is 0.3mm-0.6mm.
7. the preparation method of a kind of composite for engine hood of passenger train according to claim 4, it is characterised in that
The supporting layer（B）Thickness be 1.5mm-2.0mm.
8. the preparation method of a kind of composite for engine hood of passenger train according to claim 4, it is characterised in that
Base material after moulding by casting（III）Integral thickness is 4.0mm-6.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250301.3A CN106891589A (en) | 2017-04-17 | 2017-04-17 | A kind of composite for engine hood of passenger train and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250301.3A CN106891589A (en) | 2017-04-17 | 2017-04-17 | A kind of composite for engine hood of passenger train and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106891589A true CN106891589A (en) | 2017-06-27 |
Family
ID=59196226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710250301.3A Pending CN106891589A (en) | 2017-04-17 | 2017-04-17 | A kind of composite for engine hood of passenger train and preparation method thereof |
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| Country | Link |
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| CN (1) | CN106891589A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297460A (en) * | 2019-07-29 | 2021-02-02 | 常州汇凯汽车系统有限公司 | Engine decoration cover |
| CN112606444A (en) * | 2020-11-30 | 2021-04-06 | 扬州市邗江扬子汽车内饰件有限公司 | Spraying-free high-brightness automobile decorative plate production process and production equipment thereof |
| CN112976548A (en) * | 2021-02-19 | 2021-06-18 | 上海自图新材料科技有限公司 | Forming method of special-shaped polyurethane protective cover |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1174149A (en) * | 1996-08-09 | 1998-02-25 | 贝内克－卡利科股份公司 | Process for producing roof reinforcement for vehicles and roof reinforcement |
| US20090146463A1 (en) * | 2007-09-26 | 2009-06-11 | Bayer Materialscience Ag | Roof module for a motor vehicle |
| CN201890121U (en) * | 2010-09-07 | 2011-07-06 | 上海奕代汽车技术有限公司 | Automobile covering piece |
| CN106515159A (en) * | 2016-11-11 | 2017-03-22 | 苏州亨达尔工业材料有限公司 | TPU-ABS double-sided board and preparation technology thereof |
-
2017
- 2017-04-17 CN CN201710250301.3A patent/CN106891589A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1174149A (en) * | 1996-08-09 | 1998-02-25 | 贝内克－卡利科股份公司 | Process for producing roof reinforcement for vehicles and roof reinforcement |
| US20090146463A1 (en) * | 2007-09-26 | 2009-06-11 | Bayer Materialscience Ag | Roof module for a motor vehicle |
| CN201890121U (en) * | 2010-09-07 | 2011-07-06 | 上海奕代汽车技术有限公司 | Automobile covering piece |
| CN106515159A (en) * | 2016-11-11 | 2017-03-22 | 苏州亨达尔工业材料有限公司 | TPU-ABS double-sided board and preparation technology thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297460A (en) * | 2019-07-29 | 2021-02-02 | 常州汇凯汽车系统有限公司 | Engine decoration cover |
| CN112606444A (en) * | 2020-11-30 | 2021-04-06 | 扬州市邗江扬子汽车内饰件有限公司 | Spraying-free high-brightness automobile decorative plate production process and production equipment thereof |
| CN112976548A (en) * | 2021-02-19 | 2021-06-18 | 上海自图新材料科技有限公司 | Forming method of special-shaped polyurethane protective cover |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20170627 |