CN203651004U - Preforming device for manufacturing reinforced plastic rod - Google Patents
Preforming device for manufacturing reinforced plastic rod Download PDFInfo
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- CN203651004U CN203651004U CN201320850344.2U CN201320850344U CN203651004U CN 203651004 U CN203651004 U CN 203651004U CN 201320850344 U CN201320850344 U CN 201320850344U CN 203651004 U CN203651004 U CN 203651004U
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Abstract
The utility model relates to a preforming device for manufacturing a reinforced plastic rod. The preforming device is characterized by comprising a front branching line rubber filter plate, a middle branching line rubber filter plate, a back branching line rubber filter plate, a preheating template and a locating plate which are sequentially arranged from the front to the back, wherein the middle parts of the front branching line rubber filter plate, the middle branching line rubber filter plate, and the back branching line rubber filter plate are respectively provided with a central rubber filter mold; a plurality of first rubber filter molds, a plurality of second rubber filter molds and a plurality of third rubber filter molds are respectively and evenly distributed around the central rubber filter molds of the front branching line rubber filter plate, the middle branching line rubber filter plate, and the back branching line rubber filter plate; the middle of the locating plate is provided with a mold hole of a heat curing mold while two sides of the locating plate are respectively provided with a locating connection rod; two sides of the front branching line rubber filter plate, the middle branching line rubber filter plate, the back branching line rubber filter plate and the preheating template are respectively fixed on the corresponding locating connection rod. The preforming device has the advantages of high production efficiency, light product texture, high tensile strength, good bending performance, environmental protection and energy conservation, high cost performance and wide range of application.
Description
Technical field
The utility model relates to a kind of pre-shaping device for the production of reinforced plastics bar, belongs to technical field of composite materials.
Background technology
20 century 70s, people research and develop the tensile reinforcement member of attempting in cable configuration and adopt organic composite material alternative metals material.To at present, product mainly contains fiberglass-reinforced plastic lever for optical cable, optical cable aromatic polyamide fiber reinforced plastics bar, optical cable is strengthened yarn with glass fibre, it is characterized in that matrix material is generally thermosetting or thermoplastic resin, reinforcing material configures separately glass fiber yarn or aramid fiber yarn, adopts the preparation of heat cure pultrusion molding process.In 20 end of the centurys, at the beginning of 21 century, Japan, the U.S. have developed the synthetic core cable of composite.After 2000, domestic Some Universities, Research Center in one's power enterprise also start to pay close attention to, research, the synthetic core cable of exploitation composite, the name that has disclosed publication number CN101034601A is called the patent of invention of " heat resisting low expansion double capacity compound material core aluminum twisted wire and preparation method ", application number is that the name of ZL200520072074.2 is called the utility model patent of " aluminium twisted wire with carbon fiber composite core and insulated cable ", and the name that application number is ZL200620164874.1 is called the utility model patent of " composite material core of electric power transmission aluminum stranded ".Comprehensive above information, its principal character is: 1. adopt the synthetic core alternative metals material cores of organic composite material to draw bearing member as the anti-tensile of cable.2. the synthetic core of composite is double-decker, i.e. reinforced plastics bar outer cladding reinforced plastics cover 0.1-2mm.3. the matrix material of the synthetic core of composite is the heat-resistant phenolic resins that contains circulus unit.Heat resistant epoxide resin or heat-resisting novolac epoxy resin, in resin adhesive liquid, the part by weight of epoxy resin and curing agent can be 1: 1 to 10: 1, the reinforcing material of the enhanced plastic bar of central authorities adopts carbon fiber yarn, accounting for percentage by volume is 55%-75%, or mixture carbon fiber yarn, glass fiber yarn, the reinforcing material of coated reinforced plastics cover adopts aramid fiber, glass fibre or basalt fibre, and accounting for percent by volume is 55%-75%.4. the preparation method of the synthetic core of composite is for adopting secondary pultrusion molding process, and first pultrusion obtains central reinforced plastics bar, then secondary pultrusion is at central reinforced plastics bar outer cladding reinforced plastics cover, and pultrusion linear velocity is 0.2 meter per minute.5. the synthetic core of composite is circular, diameter 4-15mm, and length is >=300 meters.Its tensile strength is greater than 1800MPa.
Along with continuing to bring out of global optical cable, cable industries new technology, new construction, new function, existing reinforced plastics bar kind can not fully meet technological progress requirement.Existing cable is with the synthetic core of composite because of secondary pultrusion, and the molecular structure of inside and outside two-layer reinforced plastics resin is not continuous and cause the defect that production efficiency is low, product bending property is poor.
Summary of the invention
The purpose of this utility model is to provide that a kind of tensile strength is high, good bending property, and production efficiency is high, cost performance is high, the pre-shaping device of the reinforced plastics bar of environmental protection and energy saving.
In order to achieve the above object, the utility model provides a kind of pre-shaping device for the production of reinforced plastics bar, it is characterized in that, comprise the front separated time filter offset plate setting gradually from front to back, middle separated time filter offset plate, rear separated time filter offset plate, preheating template and location-plate, wherein, front separated time filter offset plate, the middle part of middle separated time filter offset plate and rear separated time filter offset plate is all provided with central authorities' filter rubber moulding, front separated time filter offset plate, the surrounding of central authorities' filter rubber moulding of middle separated time filter offset plate and rear separated time filter offset plate is evenly distributed with respectively multiple the first filter rubber mouldings, multiple the second filter rubber mouldings and multiple the 3rd filter rubber moulding, the centre of location-plate is provided with the nib of heat cure mould, both sides are respectively provided with a positioning link bar, front separated time filter offset plate, middle separated time filter offset plate, the both sides of rear separated time filter offset plate and preheating template are separately fixed on corresponding positioning link bar.
Preferably, the center of the first described filter rubber moulding is uniformly distributed former separated time and filters on inside and outside two circles that the center of central authorities' filter rubber moulding of offset plate is the center of circle, the center of the second filter rubber moulding is evenly distributed on the center of filtering rubber moulding take the central authorities of middle separated time filter offset plate on a circle in the center of circle, and the center of the 3rd filter rubber moulding is uniformly distributed on the circle that the center of central authorities' filter rubber moulding of separated time filter offset plate is the center of circle afterwards; The diameter of a circle at the place, center of the first described filter rubber moulding is larger than the diameter of a circle at the place, center of the second filter rubber moulding, and the diameter of a circle at the place, center of the second filter rubber moulding is larger than the diameter of a circle at the place, center of the 3rd filter rubber moulding.
Preferably, described preheating template is provided with and is preheated to pattern, electric heating tube and temperature control detector.
Preferably, described central authorities filter rubber moulding, be preheated to pattern, heat cure nib the center of circle on same straight line.
Compared with prior art, the beneficial effects of the utility model are:
1, pre-shaping device of the present utility model can be realized pultrusion one time, compared with traditional secondary pultrusion molding process, can effectively increase hot strength and tensile modulus of elasticity, subtract raising bending property, increase pultrusion linear velocity (being hauling speed), pultrusion linear velocity can reach 0.3-6 rice per minute, and production efficiency has improved more than 3 times than secondary pultrude process, and bending property is prepared reinforced plastics bar than secondary pultrusion molding process and improved 30%.
2, the location-plate of pre-shaping device of the present utility model, separated time is filtered to offset plate to positioning link bar and preformed template connects into entirety, central authorities' filter rubber moulding, be preheated to pattern, the center of circle of heat cure nib is on same straight line, registration, can guarantee the concentricity of central reinforced plastics and peripheral reinforced plastics, pre-heat energy makes epoxy resin composition thinning, during by preforming mould extrusion modling, resin can permeate and be distributed in fiber more equably, resin crosslinks reaction speed can also be effectively accelerated in preheating, improve crosslinking curing quality, effectively avoid product to crack, improve the bending property of product.
3, the utility model adopts two kinds of silvalins as reinforcing material, and high strength fibre yarn is compared with lower tenacity fibers yarn, and tensile strength and price exist obvious difference, and tensile strength is 1.4-2.7 times, and price is about 20-26 doubly.Reinforced plastics bar calculates configuration high strength fibre yarn in central authorities, calculates around configuration lower tenacity fibers yarn, can obtain best cost performance.And the elongation at break of glass fiber yarn, aramid fiber yarn, carbon fiber yarn is all in 3% left and right, reinforced plastics bar mixture glass fiber yarn, aramid fiber yarn or carbon fiber yarn, can give full play to the anti-tension performance of different reinforcing materials.Glass fiber yarn, aramid fiber yarn, carbon fiber yarn and vinyl epoxy resin, glycidol four-functional group epoxy resin all have compatibility, adopt heat cure pultrusion one-shot forming curing process to have process matching, amalgamation.
4, product density of the present utility model is low, and tensile strength is large, and elongation at break is low, cost is low, and environmental protection and energy saving, good insulation preformance are anti-lightning strike, the anti-interference of electromagnetic field; Especially adopt glycidol four-functional group epoxy resin, improved significantly heat resistance and the bending property of product, glass transition temperature >=210 ℃, minimum bend diameter is less than 45 times of product diameter, improves respectively more than 10% and 15% than existing product.Range of product size of the present invention is wide, diameter 0.5-10 millimeter; The scope of application is wide, is applicable to various optical cables and other cables and stranded drag-line.
Accompanying drawing explanation
Fig. 1 is the pre-shaping device structural representation for the production of reinforced plastics bar.
The specific embodiment
For the utility model is become apparent, hereby with preferred embodiment, be described in detail below.
Embodiment 1
As shown in Figure 1, for the production of the pre-shaping device structural representation of reinforced plastics bar, described pre-shaping device, comprise the front separated time filter offset plate 2 setting gradually from front to back, middle separated time filter offset plate 3, rear separated time filter offset plate 6, preheating template 7 and location-plate 11, wherein, front separated time filter offset plate 2, the middle part of middle separated time filter offset plate 3 and rear separated time filter offset plate 6 is all provided with central authorities' filter rubber moulding 12, front separated time filter offset plate 2, the surrounding of central authorities' filter rubber moulding 12 of middle separated time filter offset plate 3 and rear separated time filter offset plate 6 is evenly distributed with respectively 48 first filter rubber mouldings 1, 4 and 24 the 3rd filter rubber mouldings 5 of 24 second filter rubber mouldings, the centre of location-plate is provided with the nib 14 of heat cure mould, both sides are respectively provided with a positioning link bar 13, front separated time filter offset plate 2, middle separated time filter offset plate 3, the both sides of rear separated time filter offset plate 6 and preheating template 7 are separately fixed on corresponding positioning link bar 13.The central authorities that the center of the first described filter rubber moulding 1 is uniformly distributed former separated time filter offset plate 2 filter on inside and outside two circles that rubber moulding 12 center is the center of circle, the center of the second filter rubber moulding 4 is evenly distributed on take the central authorities of middle separated time filter offset plate 3 and filters rubber moulding 12 center on a circle in the center of circle, and the center of the 3rd filter rubber moulding 5 is uniformly distributed on the circle that central authorities' filter rubber moulding 12 center of separated time filter offset plate 5 is the center of circle afterwards; The diameter of a circle at 1 place, center of described the first filter rubber moulding is larger than the diameter of a circle at the place, center of the second filter rubber moulding 4, and it is large that the diameter of a circle at the place, center of the second filter rubber moulding 4 is filtered the diameter of a circle at place, center of rubber moulding 5 than the 3rd.The center of circle of rubber moulding 12, preforming mould 10, heat cure nib 14 is filtered on same straight line by described central authorities.Described preheating template 7 is provided with the electric heating tube 8 and the temperature control detector 9 that are preheated to 10,2 100W of pattern, and electric heating tube 8 and temperature control detector 9 are for controlling the temperature that is preheated to pattern 10.
A kind of reinforced plastics bar, cross section is that diameter is the circle of 6.0 millimeters, it is made up of with silvalin 82wt% heat reactive resin matrix 18wt% and enhancing, described enhancing is distributed in heat reactive resin matrix with silvalin, described enhancing has two kinds with silvalin, the intensity of strength ratio the second silvalin of the first silvalin is high, and the second silvalin is distributed in the first silvalin around.
Described the first silvalin is the carbon fiber yarn that the model of toray company production is 12K, the second silvalin is the glass fiber yarn that the model of being produced by Chongqing Polycomp International Co., Ltd is E-TM, the weight of described the first silvalin accounts for the 46wt% strengthening by the gross weight of silvalin, and the weight of the second silvalin accounts for the 54wt% strengthening by the gross weight of silvalin.The raw material of described heat reactive resin matrix is by glycidol four-functional group heat resistant epoxide resin 40wt%, and curing agent 59.2wt% and releasing agent 0.8wt% form.Wherein, glycidol four-functional group heat resistant epoxide resin is produced by Shanghai Shun Sheng macromolecule Co., Ltd, and model is SS-B; Releasing agent is produced by Lars Chemical Engineering Technology Co., Ltd of Beijing section, and model is PS1890; Curing agent is produced by Shanghai Shun Sheng macromolecule Co., Ltd, and model is GS-A.
Applying above-mentioned pre-shaping device produces the method for above-mentioned reinforced plastics bar and is:
The first step: in proportion glycidol four-functional group heat resistant epoxide resin, releasing agent are put into mixer and stirred, then put into the curing agent acquisition resin compound that stirs, the resin compound of gained is placed in to solution tank;
Second step: by carbon fiber yarn and glass fiber yarn after solution tank impregnated with resin mixture, under the traction of frequency control hauling machine, successively via front separated time filter offset plate 2, middle separated time filter offset plate 3 and rear separated time filter offset plate 6 separated time filter glue, central authorities' filter rubber moulding 12 of the premenstrual separated time filter of carbon fiber yarn offset plate 2, middle separated time filter offset plate 3 and rear separated time filter offset plate 6 is filtered glue, glass fiber yarn is divided into 24 bundles, and 4 and 24 the 3rd filter rubber mouldings 5 of 1,24 second filter rubber mouldings of the first filter rubber moulding on 24 inner rings are filtered glue successively respectively.By the first silvalin and the second silvalin being preheated to preformed in pattern 10, preformed temperature is 100 ℃, obtain preformed tree lace, by the preformed tree lace of gained at thermoset mold forming and hardening, solidification temperature is that mould front portion is 180 ℃, rear portion is 220 ℃, and hauling speed 0.5m per minute, through the rolling of frequency control winder.
When use, user adopts existing equipment and technology, and the cable core that is placed on optical cable plays the effect that anti-tensile is drawn.
Important technological parameters testing result (with the contrast of secondary pultrude process)
Diameter: 6mm
Embodiment 2
Be similar to the pre-shaping device for the production of reinforced plastics bar in embodiment 1, difference is, the number of the first filter rubber moulding 1 is that the numbers of 16, the second filter rubber moulding 4 and multiple the 3rd filter rubber mouldings 5 are all 8.
A kind of reinforced plastics bar, cross section is that diameter is the circle of 0.5 millimeter, it is made up of with silvalin 72wt% heat reactive resin matrix 28wt% and enhancing, described enhancing is distributed in heat reactive resin matrix with silvalin, described enhancing has two kinds with silvalin, the intensity of strength ratio the second silvalin of the first silvalin is high, and the second silvalin is distributed in the first silvalin around.
Described the first silvalin is the aramid fiber yarn that the model of E.I.Du Pont Company's production is 220DTex, the second silvalin is the glass fiber yarn that the model of Chongqing Polycomp International Co., Ltd's production is E-TM, the weight of described the first silvalin accounts for the 7wt% strengthening by the gross weight of silvalin, and the weight of the second silvalin accounts for the 93wt% strengthening by the gross weight of silvalin.The raw material of described heat reactive resin matrix is by vinyl epoxy resin 90wt%, calcium carbonate 6wt%, curing agent 2.7wt% and releasing agent 1.3wt% composition.Wherein, ethene epoxy resin is produced by Shanghai Shun Sheng macromolecule Co., Ltd, and model is SS-4; Releasing agent is produced by Lars Chemical Engineering Technology Co., Ltd of Beijing section, and model is PS125; Calcium carbonate is produced by Jiangxi Guang Tai Chemical Co., Ltd., and model is GT610; If curing agent is produced by Aksu, Tianjin Behr GmbH & Co., model is CH-50.
Applying above-mentioned pre-shaping device produces the method for above-mentioned reinforced plastics bar and is:
The first step: in proportion vinyl epoxy resin, releasing agent are put into mixer and stirred, then put into calcium carbonate and stir, then put into the curing agent acquisition resin compound that stirs, the resin compound of gained is placed in to solution tank;
Second step: by aramid fiber yarn and glass fiber yarn after solution tank impregnated with resin mixture, under the traction of frequency control hauling machine, successively via front separated time filter offset plate 2, middle separated time filter offset plate 3 and rear separated time filter offset plate 6 separated time filter glue, central authorities' filter rubber moulding 12 of the premenstrual separated time filter of aramid fiber yarn offset plate 2, middle separated time filter offset plate 3 and rear separated time filter offset plate 6 is filtered glue, glass fiber yarn is divided into 8 bundles, and 4 and 8 the 3rd filter rubber mouldings 5 of 1,8 second filter rubber mouldings of the first filter rubber moulding on 8 inner rings are filtered glue successively respectively.To be preheated to preformed in pattern 10 through aramid fiber yarn and the glass fiber yarn of filter glue, preformed temperature is 90 ℃, obtain preformed tree lace, by the preformed preformed tree lace of gained at thermoset mold forming and hardening, solidification temperature mould front portion is 135 ℃, rear portion is 195 ℃, and hauling speed 6m per minute, through the rolling of frequency control winder.
When use, user adopts existing equipment and technology, and the cable core that is placed on optical cable plays the effect that anti-tensile is drawn.
The important technological parameters testing result (with existing optical cable reinforcement contrast) of the product of the present embodiment gained
Diameter: 0.5mm
Claims (4)
1. the pre-shaping device for the production of reinforced plastics bar, it is characterized in that, comprise the front separated time filter offset plate (2) setting gradually from front to back, middle separated time filter offset plate (3), rear separated time filter offset plate (6), preheating template (7) and location-plate (11), wherein, front separated time filter offset plate (2), the middle part of middle separated time filter offset plate (3) and rear separated time filter offset plate (6) is all provided with central authorities' filter rubber mouldings (12), front separated time filter offset plate (2), the surrounding of central authorities' filter rubber mouldings (12) of middle separated time filter offset plate (3) and rear separated time filter offset plate (6) is evenly distributed with respectively multiple the first filter rubber mouldings (1), multiple the second filter rubber mouldings (4) and multiple the 3rd filter rubber moulding (5), the centre of location-plate (11) is provided with the nib of heat cure mould, both sides are respectively provided with a positioning link bar (13), front separated time filter offset plate (2), middle separated time filter offset plate (3), the both sides of rear separated time filter offset plate (6) and preheating template (7) are separately fixed on corresponding positioning link bar (13).
2. the pre-shaping device for the production of reinforced plastics bar as claimed in claim 1, it is characterized in that, the center of the first described filter rubber moulding (1) is uniformly distributed former separated time and filters on inside and outside two circles that the center of central authorities' filter rubber mouldings (12) of offset plate (2) is the center of circle, the center of the second filter rubber moulding (4) is evenly distributed on the center of filtering rubber mouldings (12) take the central authorities of middle separated time filter offset plate (3) on a circle in the center of circle, the center of the 3rd filter rubber moulding (5) is uniformly distributed on the circle that the center of central authorities' filter rubber mouldings (12) of separated time filter offset plate (5) is the center of circle afterwards, the diameter of a circle at the place, center of (1) of the first described filter rubber moulding is larger than the diameter of a circle at the place, center of the second filter rubber moulding (4), and the diameter of a circle at the place, center of the second filter rubber moulding (4) is larger than the diameter of a circle at the place, center of the 3rd filter rubber moulding (5).
3. the pre-shaping device for the production of reinforced plastics bar as claimed in claim 1, it is characterized in that, described preheating template (7) is provided with and is preheated to pattern (10), electric heating tube (8) and temperature control detector (9).
4. the pre-shaping device for the production of reinforced plastics bar as claimed in claim 1, it is characterized in that, described central authorities' filter rubber mouldings (12), the center of circle that is preheated to pattern (10), heat cure nib (14) are on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850344.2U CN203651004U (en) | 2013-12-20 | 2013-12-20 | Preforming device for manufacturing reinforced plastic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850344.2U CN203651004U (en) | 2013-12-20 | 2013-12-20 | Preforming device for manufacturing reinforced plastic rod |
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| CN203651004U true CN203651004U (en) | 2014-06-18 |
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| CN201320850344.2U Withdrawn - After Issue CN203651004U (en) | 2013-12-20 | 2013-12-20 | Preforming device for manufacturing reinforced plastic rod |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103709604A (en) * | 2013-12-20 | 2014-04-09 | 上海晓宝增强塑料有限公司 | Reinforced plastic bar as well as production device and production method thereof |
| CN106079484A (en) * | 2016-08-17 | 2016-11-09 | 江苏恒神股份有限公司 | Novel pultrusion preforming positioner |
| CN108202486A (en) * | 2018-03-13 | 2018-06-26 | 远东电缆有限公司 | A kind of composite core production line and its production technology |
| CN108257733A (en) * | 2018-03-13 | 2018-07-06 | 远东电缆有限公司 | A kind of glue spreading system of composite core production line |
-
2013
- 2013-12-20 CN CN201320850344.2U patent/CN203651004U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103709604A (en) * | 2013-12-20 | 2014-04-09 | 上海晓宝增强塑料有限公司 | Reinforced plastic bar as well as production device and production method thereof |
| CN106079484A (en) * | 2016-08-17 | 2016-11-09 | 江苏恒神股份有限公司 | Novel pultrusion preforming positioner |
| CN108202486A (en) * | 2018-03-13 | 2018-06-26 | 远东电缆有限公司 | A kind of composite core production line and its production technology |
| CN108257733A (en) * | 2018-03-13 | 2018-07-06 | 远东电缆有限公司 | A kind of glue spreading system of composite core production line |
| CN108202486B (en) * | 2018-03-13 | 2023-05-16 | 远东电缆有限公司 | Composite core production line and production process thereof |
| CN108257733B (en) * | 2018-03-13 | 2024-02-20 | 远东电缆有限公司 | Gluing system of composite core production line |
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