CN111941871A - Production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material - Google Patents
Production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material Download PDFInfo
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- CN111941871A CN111941871A CN202010677440.6A CN202010677440A CN111941871A CN 111941871 A CN111941871 A CN 111941871A CN 202010677440 A CN202010677440 A CN 202010677440A CN 111941871 A CN111941871 A CN 111941871A
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- Prior art keywords
- glass fiber
- yarn
- fiber
- alkali
- fiber cloth
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/16—Yarns or threads made from mineral substances
- D02G3/18—Yarns or threads made from mineral substances from glass or the like
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/002—With diagonal warps or wefts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Woven Fabrics (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention relates to a production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material, which relates to the technical field of fiber cloth, wherein a PP yarn winding and unwinding device is added on a special furnace platform of an alkali-free glass fiber tank furnace drawing production line, and in the process of drawing glass fiber twistless roving, the glass fiber winding and unwinding device comprises the following steps: the PP fiber =6:4 is formed by rolling PP yarn and alkali-free glass fiber thermoplastic twistless roving together, and then the required alkali-free glass fiber and PP yarn blended fiber yarn is obtained after drying and sizing; putting the alkali-free glass fiber and PP yarn blended fiber yarn on a warping creel, sticking all the yarns by using an adhesive tape after the yarns are discharged, winding the yarns on a warp beam, wherein the width of the warp beam is 2220 +/-10 mm, and sequentially drafting, denting, mounting and weaving the warp beam according to the organization of 2/2 or 1/3 twill to prepare fiber cloth; and (5) carrying out subsequent treatment. The method has the advantages of reducing production cost, simplifying production process, improving product strength and being suitable for large-scale production.
Description
Technical Field
The invention relates to the technical field of fiber cloth, in particular to a production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material.
Background
Thermoplastic materials are materials having the characteristics of softening by heating and hardening by cooling, and are reversible in that they flow when heated and harden by cooling as compared with thermosetting materials, and therefore they have the effect of being recycled. The thermoplastic glass fiber reinforced PP is a widely applied material.
The existing thermoplastic glass fiber reinforced PP composite material is a composite material which is formed by cutting thermoplastic glass fibers into 0.2-7mm in short length and uniformly distributing the thermoplastic glass fibers in a PP matrix. The production process includes two steps of pelletizing and forming, and the pelletizing includes cutting thermoplastic glass fiber, mixing with PP particle in certain proportion, further plasticating, extruding material strip through mouth mold, cooling, drying and cutting into pellet. The forming process is an injection process, and is characterized in that the granules are heated and melted and then are introduced into a mold cavity for injection and cooled for a period of time, so that the materials are cooled to a glass state under the condition of keeping the shape of the mold cavity, and then the mold is opened to take out the product.
Although the thermoplastic glass fiber reinforced PP composite material produced by the process has wider application, the thermoplastic glass fiber reinforced PP composite material has the defects of low strength, lower production efficiency and higher cost, brings adverse effects to the popularization and application of products, and especially puts forward higher requirements on the strength of the products under the background that the products are increasingly large in size and complicated in structure.
Disclosure of Invention
The invention aims to provide a production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material, which is reasonable in design, reduces the production cost, simplifies the production process, improves the product strength and is suitable for large-scale production aiming at the defects and the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: the preparation process comprises the following steps:
firstly, preparing blended fiber yarn: a PP yarn winding and unwinding device is additionally arranged on a special furnace platform of a drawing production line of an alkali-free glass fiber tank furnace, and in the process of drawing glass fiber twistless roving, the PP yarn winding and unwinding device is used for winding and unwinding the PP yarn according to the following steps: designing the yarn number of the PP fiber =6:4, rolling and molding the PP yarn and the alkali-free glass fiber thermoplastic twistless roving together, and then setting at 180 +/-2 ℃ for 60 +/-1 min to obtain the required alkali-free glass fiber and PP yarn blended fiber yarn;
secondly, preparing glass fiber cloth: putting the alkali-free glass fiber and PP yarn blended fiber yarn on a warping creel, sticking all the yarns by using an adhesive tape after the yarns are arranged, winding the yarns on a warp beam, wherein the width of the warp beam is 2220 +/-10 mm, and sequentially drafting, reed inserting, shaft mounting and weaving the warp beam to prepare fiber cloth;
thirdly, post-treatment: cutting the woven fiber cloth according to the required shape, laying the fiber cloth in a mould according to the shape of the mould, and heating and melting the fiber cloth at 185 +/-2 ℃ for 10 +/-1 min to obtain the required product.
Further, the ratio of the glass fiber to the PP fiber in the first step fluctuates by plus or minus 10%.
Furthermore, the warp beam in the second step sequentially performs drafting, reed inserting, upper shaft and weaving according to twill with the weave of 2/2 or 1/3.
After the process is adopted, the invention has the beneficial effects that: the invention provides a production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material, which reduces production cost, simplifies forming process, improves production efficiency and can avoid the possibility of defective products caused by uneven pressure or poor material flow in injection molding.
The specific implementation mode is as follows:
the specific implementation mode (embodiment one) adopts the following technical scheme: the preparation process comprises the following steps:
firstly, preparing blended fiber yarn: a PP yarn winding and unwinding device is additionally arranged on a special furnace platform of a drawing production line of an alkali-free glass fiber tank furnace, and in the process of drawing glass fiber twistless roving, the PP yarn winding and unwinding device is used for winding and unwinding the PP yarn according to the following steps: designing the yarn number according to the proportion of PP fiber =6:4 (fluctuation up and down +/-10%), winding and molding PP yarn and alkali-free glass fiber thermoplastic twistless roving together, drying at 180 +/-2 ℃ for 60 +/-1 min for shaping, and obtaining the required alkali-free glass fiber and PP yarn blended fiber yarn, wherein the specification of the alkali-free glass fiber and PP yarn blended fiber yarn is as follows: the total yarn number is 800 plus or minus 40tex, the winding ratio is 7.2, the package is 17 plus or minus 1.0kg, and the oil content (glass fiber) is 0.55 plus or minus 0.15 percent;
secondly, preparing glass fiber cloth: putting the alkali-free glass fiber and PP yarn blended fiber yarn on a warping creel, sticking all the yarns by using an adhesive tape after the yarns are discharged, winding the yarns on a warp beam, wherein the width of the warp beam is 2220 +/-10 mm, and sequentially drafting, denting, mounting and weaving the warp beam according to the organization of 2/2 or 1/3 twill to prepare fiber cloth; the specification of the fiber cloth is that the nominal total amount is 510 plus or minus 25 g/square meter, the number of warp yarns is 800 plus or minus 40tex, the number of weft yarns is 800 plus or minus 40tex, the warp density is multiplied by the weft density by 3.2 multiplied by 3.2 per cm, the deviation range is plus or minus 10 percent, and the roll length is 100 plus or minus 1 m;
thirdly, post-treatment: cutting the woven fiber cloth according to the required shape, laying the fiber cloth in a mould according to the shape of the mould, and heating and melting the fiber cloth at 185 +/-2 ℃ for 10 +/-1 min to obtain the required product.
After the process is adopted, the invention has the beneficial effects that: the invention provides a production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material, which reduces production cost, simplifies forming process, improves production efficiency, can greatly improve the strength and rigidity of products due to continuous glass fiber reinforcement, can avoid the possibility of defective products caused by uneven pressure or poor material flow and the defects of strength and rigidity, and expands the application range of products.
Example two:
the manufacturing process of this embodiment is as follows:
firstly, preparing blended fiber yarn: a PP yarn winding and unwinding device is additionally arranged on a special furnace platform of a drawing production line of an alkali-free glass fiber tank furnace, and in the process of drawing glass fiber twistless roving, the PP yarn winding and unwinding device is used for winding and unwinding the PP yarn according to the following steps: designing the yarn number according to the proportion of PP fiber =6:4 (fluctuation of plus or minus 10 percent), rolling and molding PP yarn and alkali-free glass fiber thermoplastic twistless roving together, and then setting at 180 plus or minus 2 ℃ for 60 plus or minus 1min to obtain the required alkali-free glass fiber and PP yarn blended fiber yarn, wherein the specification of the alkali-free glass fiber and PP yarn blended fiber yarn is as follows: the total yarn number is 1870 + -93 tex, the winding ratio is 6.4, the package is 17 + -1.0 kg, and the oil content (glass fiber) is 0.55 + -0.15%;
secondly, preparing glass fiber cloth: putting the blended fiber yarns on a warping creel, sticking all the yarns after being arranged by using an adhesive tape, winding the yarns on a warp beam, wherein the width of the warp beam is 2220 +/-10 mm, drafting, reed inserting, upper shaft and weaving the warp beam in sequence according to 2/2 or 1/3 twill weave to prepare fiber cloth, wherein the specification of the fiber cloth is that the nominal total amount is 980 g/square meter, the number of warp yarns is 1870 +/-93 tex, the number of weft yarns is 1870 +/-93 tex, the warp density multiplied by weft density is 2.6 multiplied by 2.6 per cm, the deviation range is +/-10 percent, and the roll length is 100 +/-1 m;
thirdly, post-treatment: cutting the woven fiber cloth according to the required shape, laying the fiber cloth in a mould according to the shape of the mould, and heating and melting the fiber cloth at 185 +/-2 ℃ for 10 +/-1 min to obtain the required product.
Example three:
the manufacturing process of this embodiment is as follows:
firstly, preparing blended fiber yarn: a PP yarn winding and unwinding device is additionally arranged on a special furnace platform of a drawing production line of an alkali-free glass fiber tank furnace, and in the process of drawing glass fiber twistless roving, the PP yarn winding and unwinding device is used for winding and unwinding the PP yarn according to the following steps: designing the yarn number according to the proportion of PP fiber =6:4 (fluctuation of plus or minus 10 percent), rolling and molding PP yarn and alkali-free glass fiber thermoplastic twistless roving together, and then setting at 180 plus or minus 2 ℃ for 60 plus or minus 1min to obtain the required alkali-free glass fiber and PP yarn blended fiber yarn, wherein the specification of the alkali-free glass fiber and PP yarn blended fiber yarn is as follows: the total yarn number is 3650 plus or minus 5 percent tex, the winding ratio is 4.2, the package is 17 plus or minus 1.0kg, and the oil content (glass fiber) is 0.55 plus or minus 0.15 percent;
secondly, preparing glass fiber cloth: putting the blended fiber yarns on a warping creel, sticking all the yarns after being arranged by using an adhesive tape, winding the yarns on a warp beam, wherein the width of the warp beam is 2220 +/-10 mm, and sequentially drafting, inserting reed, mounting an upper shaft and weaving the warp beam according to 2/2 or 1/3 twill weave to prepare fiber cloth, wherein the specification of the fiber cloth is that the nominal total amount is 1500 +/-75 g/square meter, the number of warp yarns is 3650 +/-5% tex, the number of weft yarns is 3650 +/-5 tex, the warp density multiplied by the weft density is 2.0 multiplied by 2.0/cm, the deviation range is +/-10%, and the roll length is 100 +/-1 m;
thirdly, post-treatment: cutting the woven fiber cloth according to the required shape, laying the fiber cloth in a mould according to the shape of the mould, and heating and melting the fiber cloth at 185 +/-2 ℃ for 10 +/-1 min to obtain the required product.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (3)
1. The production process of the glass fiber cloth special for the thermoplastic glass fiber reinforced PP composite material is characterized by comprising the following steps of: the preparation process comprises the following steps:
preparing blended fiber yarn: a PP yarn winding and unwinding device is additionally arranged on a special furnace platform of a drawing production line of an alkali-free glass fiber tank furnace, and in the process of drawing glass fiber twistless roving, the PP yarn winding and unwinding device is used for winding and unwinding the PP yarn according to the following steps: designing the yarn number of the PP fiber =6:4, rolling and molding the PP yarn and the alkali-free glass fiber thermoplastic twistless roving together, and then setting at 180 +/-2 ℃ for 60 +/-1 min to obtain the required alkali-free glass fiber and PP yarn blended fiber yarn;
(II) preparing glass fiber cloth: putting the alkali-free glass fiber and PP yarn blended fiber yarn on a warping creel, sticking all the yarns by using an adhesive tape after the yarns are arranged, winding the yarns on a warp beam, wherein the width of the warp beam is 2220 +/-10 mm, and sequentially drafting, reed inserting, shaft mounting and weaving the warp beam to prepare fiber cloth;
(III) subsequent treatment: cutting the woven fiber cloth according to the required shape, laying the fiber cloth in a mould according to the shape of the mould, and heating and melting the fiber cloth at 185 +/-2 ℃ for 10 +/-1 min to obtain the required product.
2. The production process of the glass fiber cloth special for the thermoplastic glass fiber reinforced PP composite material according to claim 1, characterized in that: the ratio of the glass fiber to the PP fiber in the step (I) fluctuates by +/-10% up and down.
3. The production process of the glass fiber cloth special for the thermoplastic glass fiber reinforced PP composite material according to claim 1, characterized in that: and (3) sequentially drafting, reed inserting, upper shaft and weaving the warp beam in the step (II) according to twill with the weave of 2/2 or 1/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010677440.6A CN111941871A (en) | 2020-07-15 | 2020-07-15 | Production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010677440.6A CN111941871A (en) | 2020-07-15 | 2020-07-15 | Production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material |
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| CN111941871A true CN111941871A (en) | 2020-11-17 |
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| CN202010677440.6A Pending CN111941871A (en) | 2020-07-15 | 2020-07-15 | Production process of glass fiber cloth special for thermoplastic glass fiber reinforced PP composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113445174A (en) * | 2021-06-18 | 2021-09-28 | 常州天马集团有限公司（原建材二五三厂） | Preparation process of glass fiber cloth for high-end machine-made FRP (fiber reinforced Plastic) large plate |
| CN113564778A (en) * | 2021-07-26 | 2021-10-29 | 常州天马集团有限公司（原建材二五三厂） | Production process of special glass fiber cloth for thermoplastic glass fiber reinforced PP composite material |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887278A (en) * | 2016-05-16 | 2016-08-24 | 常州天马集团有限公司（原建材二五三厂） | Fiberglass cloth special for thermoplastic fiberglass reinforced PP composites |
-
2020
- 2020-07-15 CN CN202010677440.6A patent/CN111941871A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887278A (en) * | 2016-05-16 | 2016-08-24 | 常州天马集团有限公司（原建材二五三厂） | Fiberglass cloth special for thermoplastic fiberglass reinforced PP composites |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113445174A (en) * | 2021-06-18 | 2021-09-28 | 常州天马集团有限公司（原建材二五三厂） | Preparation process of glass fiber cloth for high-end machine-made FRP (fiber reinforced Plastic) large plate |
| CN113445174B (en) * | 2021-06-18 | 2022-09-13 | 常州天马集团有限公司（原建材二五三厂） | Preparation process of glass fiber cloth for high-end machine-made FRP (fiber reinforced Plastic) large plate |
| CN113564778A (en) * | 2021-07-26 | 2021-10-29 | 常州天马集团有限公司（原建材二五三厂） | Production process of special glass fiber cloth for thermoplastic glass fiber reinforced PP composite material |
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Application publication date: 20201117 |