CN103072291A - Method for producing continuous glass fiber fabric reinforced thermoplastic sheet material laminated pressure plate - Google Patents
Method for producing continuous glass fiber fabric reinforced thermoplastic sheet material laminated pressure plate Download PDFInfo
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- CN103072291A CN103072291A CN2012104901563A CN201210490156A CN103072291A CN 103072291 A CN103072291 A CN 103072291A CN 2012104901563 A CN2012104901563 A CN 2012104901563A CN 201210490156 A CN201210490156 A CN 201210490156A CN 103072291 A CN103072291 A CN 103072291A
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Abstract
The invention discloses a method for producing a continuous glass fiber fabric reinforced thermoplastic sheet material laminated pressure plate, a continuous glass fiber fabric reinforced thermoplastic sheet material is taken as a processing starting material, the production method comprises the steps of unreeling, laminating, fusing, performing hot press molding, and performing cold press fixing and cutting, and the production method has the characteristics of reasonable production method, good quality of the finished product, and the high production efficiency and the like.
Description
Technical field
The present invention relates to a kind of production method of continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate, belong to the material technology field.
Background technology
Continuous glass-fiber cloth reinforced thermoplastics sheet material of the present invention, a kind of take thermoplastic as base-material, take continuous glass-fiber cloth as inherent reinforcing material, by glass-fiber-fabric heat of immersion thermoplastic plastic (plastics such as polypropylene, poly-the third ethene) via the rolling reinforced plastics sheet material that forms.The thickness of this reinforced plastics sheet material and adopts the package mode that practical application or follow-up reprocessing are provided generally in 0.5 ~ 1mm scope mostly.The production method of continuous glass-fiber cloth reinforced thermoplastics sheet material of the present invention, with the application in the same applying date, applied for Chinese patent.
And described follow-up reprocessing, prior art is that its multilayer build-up is processed into stacked pressuring plate through adding hot adhesion.This described stacked pressuring plate is than the described sheet material of individual layer, the mechanical strength of described stacked pressuring plate, case hardnesses etc. all are significantly improved, its practical scope also has obvious expansion, for mould generation this, to mould Dai Gang, realize product up-gradation, technical support is provided.
Yet this class stacked pressuring plate of prior art, its described sheet material all are to adopt fiber or fibre bundle as inherent reinforcing material, and bonding between the described adjacent sheet that is superimposed together also all is to adopt binding agent bonding, and so on.Undoubtedly, the tensile strength of this class stacked pressuring plate of prior art because its reinforcing material is fiber or fibre bundle, be not twin shaft to or multi-axial fabric, and obviously still not ideal enough; Owing to being that binding agent is bonding between its adjacent sheet that is superimposed together, not only its technique is more tired for this, preparation cost is relatively high, and this bonding connection is seamed bonding, add gas phase or the liquid phase substances such as acid, alkali, extremely easily be penetrated in the cemented side seam, and cause the layering of coming unstuck, directly affect practical quality and the service life of described stacked pressuring plate.All these are main deficiencies of present prior art stacked pressuring plate.
For this reason, research and develop a kind of mechanical and physical performance good, the reinforced plastics stacked pressuring plate of durable practicality has become the expectation of manufacturing industry and society.
Summary of the invention
The object of the present invention is to provide a kind of production method reasonable, production efficiency is higher, the production method of the continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate of favorable quality of finished products is to overcome the deficiency of prior art, for economic society provides a kind of new material with wide application prospect.
The present invention realizes the technical though of its purpose, the one, adopt continuous glass-fiber cloth reinforced thermoplastics sheet material, as the issuance of materials that goes out of production and processing of the present invention, with it from improving in essence the quality of manufactured goods of the present invention; The 2nd, the mode of employing thermoplastic welding, realize the seamless binding between the described sheet material of multilayer overlapping, thereby being combined, the described sheet material heat fusing of multilayer consists of an integral body, to improve anti-marquis's ability and the mechanical and physical performance of goods of the present invention, the 3rd, adopt thermoforming and cold formed technical measures, in the quality that strengthens manufactured goods of the present invention, effectively eliminate manufactured goods formed stress in its production process, with the stability of further raising manufactured goods stacked pressuring plate, make it durable in use not yielding; The 4th, all production stages are arranged on the production line carry out, increasing substantially production efficiency, thereby realize purpose of the present invention.
Based on above-mentioned technical though, the present invention realizes that the technical scheme of its purpose is:
A kind of production method of continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate, for processing issuance of materials, and this production method is carried out according to following steps successively with package continuous glass-fiber cloth reinforced thermoplastics sheet material:
A, unreel; Described unreeling is that at least 2 package continuous glass-fiber cloth reinforced thermoplastics sheet materials are implemented to unreel;
B, lamination; Described lamination is that at least 2 continuous glass-fiber cloth reinforced thermoplastics sheet materials that unreel are superimposed together up and down;
C, hot melt; Described hot melt is that at least 2 stacked continuous glass-fiber cloth reinforced thermoplastics sheet materials that are combined are imported in the hot melt case, and be tiled on the operation belt conveying platform, make the base-material thermoplastic melted by heating of continuous glass-fiber cloth reinforced thermoplastics sheet material by infrared heating, and adjacent described sheet material is inter-adhesive; Hot melting temperature is controlled in 180 ~ 200 ℃ of scopes, and the time is controlled in 1.5 ~ 2.5min scope;
D, hot-forming; Described hot-forming be the continuous glass-fiber cloth reinforced thermoplastics sheet material of fusible between at least 2 layers of surface of will process through hot melt, first by the secondary hot pressing of through type hot roll, and then implement comprehensively again hot pressing by the secondary milling train of operation steel band plane hot rolling subsequently, make at least 2 layers of continuous glass-fiber cloth reinforced thermoplastics sheet material adhesion-molded; The hot pressing temperature of the hot-rolled temperature of hot-pressing roller pair and steel band plane hot rolling pair all is controlled in 180 ~ 200 ℃ of scopes; The relative pressure of the upper and lower roll of the secondary first pressing of described hot roll is in 1000 ~ 1500MP scope;
E, the typing of colding pressing; The described typing of colding pressing is with through hot-forming semi-finished product, colded pressing by through type cold roll pair first, and then implement again to cold pressing by being located at operation steel band plane in the case of the colding pressing secondary milling train of colding pressing subsequently comprehensively, make the straight typing of goods and make continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate; The temperature of colding pressing of described cold roll pair is normal temperature, and the setting temperature of colding pressing of the cold rolling pair in steel band plane is controlled in 8 ~ 12 ℃ of scopes;
F, cut; Described cutting is to cut into the city for material by scale;
And describedly unreel, lamination, hot melt, hot-forming, the typing and cutting of colding pressing, carry out at a production line; Described production line travel line speed is controlled in 2.5 ~ 3.5m/min scope.
By above given technical scheme, can understand in conjunction with the above technical though, the present invention has realized its purpose that will realize.
In technique scheme, the present invention also advocates, the upper and lower operation steel band plane of the described fixating shape step of the colding pressing secondary cold moudling temperature of colding pressing, it is the cold air by the output of air conditioner type refrigeration machine, for the cold pressing back side of secondary upper and lower operation steel band, described operation steel band plane, implement continuously winding-up and provide and keep.Certainly, be not limited to this, for example, drive roll, driven roll and holding roller that pair is colded pressing on described upper and lower operation steel cloth plane adopt mode of inherent refrigerant liquid cooling technic etc., also all are fine.
In technique scheme, the present invention also advocates, the temperature difference in the described hot melt step hot melt case is controlled at ± 2 ℃ of scopes in.Described temperature has close association for the hot melt adhesion of thermoplastic, simultaneously, because the door width of cloth that goes out issuance of materials continuous glass-fiber cloth reinforced thermoplastics sheet material of goods processing of the present invention is about 1200mm, add and be with the continuously operation of certain linear velocity, therefore, expect that the hot melt adhesion quality is good, and quality is again consistent goods, just must pays attention to controlling the temperature difference in the hot melt case.This be the present invention actively advocate.
In technique scheme, the present invention also advocates, the superimposed number of plies of described continuous glass-fiber cloth reinforced thermoplastics sheet material is in 2 ~ 5 layers of scope.But, be not limited to this, with regard to present MID INFRARED mode of heating of the present invention, the number of plies of described sheet material is rational in 2 ~ 5 layers of scope.If after having solved the heat leak problem or having improved heater heat leak ability, then the superimposed number of plies of described sheet material can be able to obvious increase.
After technique scheme was implemented in full, the production method that the present invention has was reasonable, favorable quality of finished products, and the production efficiency high is apparent.
Description of drawings
Fig. 1 is the structural representation of manufactured goods continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate 6 of the present invention; 6-1 shown in the figure is continuous glass-fiber reinforced thermoplastics sheet material;
Fig. 2 is the structural representation that processes issuance of materials continuous glass-fiber cloth reinforced thermoplastics sheet material 6-1 of production method of the present invention; 6-1-1 shown in the figure is continuous glass-fiber cloth;
Fig. 3 is the schematic diagram of the production line of production method of the present invention; 3a shown in the figure is for unreeling section, and 3b is the lamination section, and 3c is the hot melt section, and 3d is hot-forming section, and 3e is the typing section of colding pressing, and 3f is for cutting section.
The specific embodiment
Below in conjunction with accompanying drawing, by the description of the specific embodiment, the invention will be further described.
A kind of typical specific embodiment is shown in accompanying drawing 1 ~ 3.
A kind of production method of continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate, for processing issuance of materials, and this production method is carried out according to following steps successively with package continuous glass-fiber cloth reinforced thermoplastics sheet material:
A, unreel; Described unreeling is with 4 package continuous glass-fiber cloth reinforced thermoplastics sheet materials 3
a-1 implements to unreel;
B, lamination; Described lamination is the continuous glass-fiber cloth reinforced thermoplastics sheet material 3 that 4 are unreeled
a-1, by superimposed roller pair 3
b-1 is superimposed together up and down;
C, hot melt; Described hot melt is with the 4 stacked continuous glass-fiber cloth reinforced thermoplastics sheet materials 3 that are combined
a-1 imports hot melt case 3
cIn-1, and be tiled in operation belt conveying platform 3
cOn-2, by infrared heater 3
c-3 heating make continuous glass-fiber cloth reinforced thermoplastics sheet material 3
a-1 base-material thermoplastic melted by heating, and adjacent described sheet material 3
a-1 is inter-adhesive; Hot melting temperature is controlled in 180 ~ 200 ℃ of scopes, and the time is controlled in 1.5 ~ 2.5min scope;
D, hot-forming; Described hot-forming be the continuous glass-fiber cloth reinforced thermoplastics sheet material 3 of fusible between 4 layers of surface of will process through hot melt
a-1, elder generation is by the hot roll pair 3 of heat-conducting oil heating in the through type roller
d-1 hot pressing is subsequently and then by being located at hot pressing case 3
dThe operation steel band plane hot rolling pair 3 of heat-conducting oil heating in the operation roller in-3
d-2 milling trains are implemented comprehensively again hot pressing, make 4 layers of continuous glass-fiber cloth reinforced thermoplastics sheet material 3
a-1 is adhesion-molded; Hot-pressing roller pair 3
d-1 hot-rolled temperature and steel band plane hot rolling pair 3
d-2 hot pressing temperature all is controlled in 180 ~ 200 ℃ of scopes; Described hot roll pair 3
dThe relative pressure of the upper and lower roll of-1 hot pressing is in 1000 ~ 1500MP scope;
E, the typing of colding pressing; The described typing of colding pressing is with the semi-finished product through being hot pressed into, first by through type cold roll pair 3
e-1 colds pressing, subsequently and then by being located at the case 3 of colding pressing
eOperation steel band plane cold rolling secondary 3 in-3
e-2 milling trains are implemented again to cold pressing comprehensively, make the straight typing of goods and make continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate; Described cold roll pair 3
e-1 the temperature of colding pressing is normal temperature, and the steel band plane colds pressing secondary 3
e-2 the setting temperature of colding pressing is controlled in 8 ~ 12 ℃ of scopes;
F, cut; Described cutting is by guillotine 3
f-1 cuts into the city for material by scale;
And describedly unreel, lamination, hot melt, hot-forming, the typing and cutting of colding pressing, carry out at a production line; Described production line travel line speed is controlled in 2.5 ~ 3.5m/min scope.
And the upper and lower operation steel band plane of the described fixating shape step of colding pressing colds pressing secondary 3
e-2 cold moudling temperature is the cold air by the output of air conditioner type refrigeration machine, colds pressing secondary 3 for described
eThe back side of-2 upper and lower operation steel bands is implemented continuously winding-up and is provided and keep.
And described hot melt step hot melt case 3
cTemperature difference in-1 is controlled at ± 2 ℃ of scopes in.
And described continuous glass-fiber cloth reinforced thermoplastics sheet material 3
a-1 the superimposed number of plies is in 2 ~ 5 layers of scope.
Test result such as the continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate first sample of the described method of above-mentioned embodiment preparation is: glass weight percentage 45%, proportion 1.6,156.6 ℃ of deformation temperatures, 142.5 ℃ on dimension card, flame retardant rating V
0, hot strength 210Mpa, bending strength 230 Mpa, bending modulus 9500Mpa, impact strength 120 Mpa, case hardness 88.6HR.
Shown by above testing result, the obtained effect of the present invention is obvious and positive, has obtained gratifying technical economic benefit, has realized original intention of the present invention.
Claims (4)
1. the production method of a continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate, is characterized in that for processing issuance of materials with package continuous glass-fiber cloth reinforced thermoplastics sheet material, and this production method is carried out according to following steps successively:
A, unreel; Described unreeling is that at least 2 package continuous glass-fiber cloth reinforced thermoplastics sheet materials are implemented to unreel;
B, lamination; Described lamination is that at least 2 continuous glass-fiber cloth reinforced thermoplastics sheet materials that unreel are superimposed together up and down;
C, hot melt; Described hot melt is that at least 2 stacked continuous glass-fiber cloth reinforced thermoplastics sheet materials that are combined are imported in the hot melt case, and be tiled on the operation belt conveying platform, make the base-material thermoplastic melted by heating of continuous glass-fiber cloth reinforced thermoplastics sheet material by infrared heating, and adjacent described sheet material is inter-adhesive; Hot melting temperature is controlled in 180 ~ 200 ℃ of scopes, and the time is controlled in 1.5 ~ 2.5min scope;
D, hot-forming; Described hot-forming be the continuous glass-fiber cloth reinforced thermoplastics sheet material of fusible between at least 2 layers of surface of will process through hot melt, first by the secondary hot pressing of through type hot roll, and then implement comprehensively again hot pressing by the secondary milling train of operation steel band plane hot rolling subsequently, make at least 2 layers of continuous glass-fiber cloth reinforced thermoplastics sheet material adhesion-molded; The hot pressing temperature of the hot-rolled temperature of hot-pressing roller pair and steel band plane hot rolling pair all is controlled in 180 ~ 200 ℃ of scopes; The relative pressure of the upper and lower roll of the secondary first pressing of described hot roll is in 1000 ~ 1500MP scope;
E, the typing of colding pressing; The described typing of colding pressing is with through hot-forming semi-finished product, colded pressing by through type cold roll pair first, and then implement again to cold pressing by being located at operation steel band plane in the case of the colding pressing secondary milling train of colding pressing subsequently comprehensively, make the straight typing of goods and make continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate; The temperature of colding pressing of described cold roll pair is normal temperature, and the setting temperature of colding pressing of the cold rolling pair in steel band plane is controlled in 8 ~ 12 ℃ of scopes;
F, cut; Described cutting is to cut into the city for material by scale;
Describedly unreel, lamination, hot melt, hot-forming, the typing and cutting of colding pressing, carry out at a production line; Described production line travel line speed is controlled in 2.5 ~ 3.5m/min scope.
2. the production method of continuous glass-fiber cloth reinforced thermoplastics sheet material lamination according to claim 1, it is characterized in that, the operation steel band plane of the described fixating shape step of the colding pressing secondary setting temperature of colding pressing of colding pressing, it is the cold air by the output of air conditioner type refrigeration machine, for the cold pressing back side of secondary upper and lower operation steel band, described operation steel band plane, implement continuously winding-up and provide and keep.
3. the production method of continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate according to claim 1 is characterized in that, the temperature difference in the described hot melt step hot melt case is controlled at ± 2 ℃ of scopes in.
4. the manufacture method of continuous glass-fiber cloth reinforced thermoplastics sheet material stacked pressuring plate according to claim 1 is characterized in that, the superimposed number of plies of described continuous glass-fiber cloth reinforced thermoplastics sheet material is in 2 ~ 5 layers of scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210490156.3A CN103072291B (en) | 2012-11-27 | 2012-11-27 | Method for producing continuous glass fiber fabric reinforced thermoplastic sheet material laminated pressure plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210490156.3A CN103072291B (en) | 2012-11-27 | 2012-11-27 | Method for producing continuous glass fiber fabric reinforced thermoplastic sheet material laminated pressure plate |
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| CN103072291A true CN103072291A (en) | 2013-05-01 |
| CN103072291B CN103072291B (en) | 2015-06-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105899342A (en) * | 2014-04-02 | 2016-08-24 | 株式会社Ihi | Prepreg Manufacturing Equipment |
| CN108724767A (en) * | 2017-04-25 | 2018-11-02 | 波音公司 | Thermoplastic composite component manufacturing system and method |
| CN111204066A (en) * | 2020-03-13 | 2020-05-29 | 宁波福瑞科新材料有限公司 | A kind of production equipment and method of continuous fiber reinforced thermoplastic composite sheet |
| CN115837759A (en) * | 2022-12-12 | 2023-03-24 | 电子科技大学 | A kind of basalt fiber reinforced polypropylene composite material and its preparation method and application |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218828A (en) * | 2011-05-27 | 2011-10-19 | 常州市宏发纵横新材料科技股份有限公司 | Method for preparing continuous fiber multiaxial fabric reinforced thermoplastic composite material |
| CN102225624A (en) * | 2011-05-27 | 2011-10-26 | 常州市华星新材料科技有限公司 | Forming process of composite board of continuous fiber base cloth and thermoplastic resin |
| CN202082504U (en) * | 2011-04-19 | 2011-12-21 | 合肥华宇橡塑设备有限公司 | Fibre reinforced thermoplastic plastic pipe |
-
2012
- 2012-11-27 CN CN201210490156.3A patent/CN103072291B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202082504U (en) * | 2011-04-19 | 2011-12-21 | 合肥华宇橡塑设备有限公司 | Fibre reinforced thermoplastic plastic pipe |
| CN102218828A (en) * | 2011-05-27 | 2011-10-19 | 常州市宏发纵横新材料科技股份有限公司 | Method for preparing continuous fiber multiaxial fabric reinforced thermoplastic composite material |
| CN102225624A (en) * | 2011-05-27 | 2011-10-26 | 常州市华星新材料科技有限公司 | Forming process of composite board of continuous fiber base cloth and thermoplastic resin |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105899342A (en) * | 2014-04-02 | 2016-08-24 | 株式会社Ihi | Prepreg Manufacturing Equipment |
| CN105899342B (en) * | 2014-04-02 | 2017-08-11 | 株式会社Ihi | Prepreg sheet manufacturing apparatus |
| CN108724767A (en) * | 2017-04-25 | 2018-11-02 | 波音公司 | Thermoplastic composite component manufacturing system and method |
| US11633931B2 (en) | 2017-04-25 | 2023-04-25 | The Boeing Company | Thermoplastic composite part manufacturing system and method |
| CN111204066A (en) * | 2020-03-13 | 2020-05-29 | 宁波福瑞科新材料有限公司 | A kind of production equipment and method of continuous fiber reinforced thermoplastic composite sheet |
| CN115837759A (en) * | 2022-12-12 | 2023-03-24 | 电子科技大学 | A kind of basalt fiber reinforced polypropylene composite material and its preparation method and application |
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| CN103072291B (en) | 2015-06-10 |
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