CN103042704A - Traction and extrusion preparation technology for thin wall cavity glass fiber reinforced plastic radome - Google Patents
Traction and extrusion preparation technology for thin wall cavity glass fiber reinforced plastic radome Download PDFInfo
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- CN103042704A CN103042704A CN2012105386377A CN201210538637A CN103042704A CN 103042704 A CN103042704 A CN 103042704A CN 2012105386377 A CN2012105386377 A CN 2012105386377A CN 201210538637 A CN201210538637 A CN 201210538637A CN 103042704 A CN103042704 A CN 103042704A
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Abstract
The invention provides a traction and extrusion preparation technology for thin wall cavity glass fiber reinforced plastic radome, comprising divisionally heating in turns, wherein the heating temperature of a first heating area is 110-120 DEG C, the heating temperature of a second heating area is 140-160 DEG C, the heating temperature of a third heating area is 120-130 DEG C, and the heating temperature of a fourth heating area is 140-160 DEG C; and clamping open time in advance is 1-3s, the alternatively triggering time is 1-3s, the traction pressure is 1-5MPa, the traction speed is 300-500mm/min, the host is 8-13MPa, and the system pressure is 7-15MPa. The technology of the invention can effectively reduce the deflection of the radome in the production traction process, thereby raising the qualified rate of the product.
Description
Technical field
The present invention relates to a kind of preparation method of fiberglass profile shapes, specifically a kind of drought preparation technology of thin wall cavity fiberglass radome.
Background technology
Fibre glass product manufacture is owing to having a good weatherability, and insulation, lightweight, intensity is high, dimensionally stable and production efficiency advantages of higher, has been widely used at present a plurality of fields such as chemical industry, communication, industrial pipeline, gardens.Fibre glass product manufacture generally all adds filler and relevant auxiliary agent extrusion molding again take glass fibre, glass mat and unsaturated polyester (UP) as primary raw material, unsaturated polyester (UP) (english abbreviation UP) mainly refers to the resin by dihydroxylic alcohols and all or part of unsaturated dibasic acid condensation polymerization gained, better heat resistance, insulating properties, water-fast and chemically-resistant and ageing-resistant are arranged usually, and the resin after the enhancing then has very high engineering properties.
At communication field, can the inner cavity size of antenna house directly have influence on antenna and assemble and come into operation.At first because product draws compressive deformation, and the product wall thickness is thinner, and sectional dimension is larger, the tractive force that needs is just larger.Tractive force is larger, the normal pressure that product is subject to is just larger, the deflection of the larger product of normal pressure is just larger, the common clamping design of extruding, be difficult to guarantee in process of production should the product compressive deformation in regime of elastic deformation, guarantee again to accomplish to carry stably requirement, cause the deflection of product excessive, cause and to assemble, thereby affect the assemble flow of whole antenna.
Summary of the invention
Technical problem to be solved by this invention is how to reduce the deflection of antenna house in the production distraction procedure, thereby improve product percent of pass.
The technical scheme that the present invention solves above technical problem is:
A kind of drought preparation technology of thin wall cavity fiberglass radome, the raw materials of thin wall cavity fiberglass radome is that 60%-70% glass fibre and 30%-40% resin formula material form by percentage by weight; The parts by weight component of resin formula material is: unsaturated polyester (UP): 100 parts, and calcium carbonate: 5-30 part, releasing agent: 0.5-2 part, curing agent: 0.5-2 part, promoter: 0.5-2 part;
Drought preparation technology is:
Adopt successively partition heating: the first thermal treatment zone heating-up temperature is 110-120 ℃, and the second thermal treatment zone heating-up temperature is 140-160 ℃, and the 3rd thermal treatment zone heating-up temperature is 120-130 ℃, and the 4th thermal treatment zone heating-up temperature is 130-150 ℃; Traction pressure is 1-5mpa, and hauling speed is 300-500mm/min.
The present invention heats by four districts, preheat with lower temperature first in the first district, be cured with higher temperature at Second Region, carry out again the heating of lower temperature in the 3rd district, carry out again the fixing of higher temperature in the 4th district, thereby reach the purpose that reduces the deflection of antenna house in the production distraction procedure, can effectively the antenna house inner cavity size be can be controlled in+0.3--0.3mm between.
The frock that is used for drought preparation technology of the present invention comprises connecting rod, spring, traction lining gear, spring stop piece, plug, pultrusion die and traction anchor clamps; Spring housing is on connecting rod, and an end of connecting rod is provided with plug, and the other end is connected with pultrusion die, and the link position of connecting rod and pultrusion die is on its core, and connected mode is that thread connects, and the thread degree of depth is at 10-35mm on the core; The traction anchor clamps are provided with two, are located between plug and the pultrusion die, and the traction anchor clamps are connected with connecting rod with spring and are connected by thread; Spring stop piece is provided with 3, on the front and back connecting rod of the first traction anchor clamps a slice is installed respectively, near described pultrusion die a slice is installed behind the connecting rod of the second traction anchor clamps; The traction lining is blocked on the connecting rod, and traction lining gear is positioned at the haulage clip tool under static state and length equals to draw anchor clamps length.
The technical scheme that the present invention further limits is:
The drought preparation technology of aforesaid thin wall cavity fiberglass radome, releasing agent is phosphate, ovum phosphoric acid, stearates or triethanolamine oil.
The drought preparation technology of aforesaid thin wall cavity fiberglass radome, curing agent is methyl ethyl ketone peroxide, benzoyl peroxide, Lm-P pultrusion special curing agent, the peroxidating isooctyl acid tert-butyl ester, peroxy dicarbonate hexichol oxygen ethyl ester or peroxy dicarbonate two (4-tert-butyl group cyclohexyl ester).
The drought preparation technology of aforesaid thin wall cavity fiberglass radome, promoter is peroxidized t-butyl perbenzoate, cobalt iso-octoate promoter or dimethylaniline.
The invention has the beneficial effects as follows: can effectively reduce the deflection of antenna house in the production distraction procedure by preparation technology of the present invention, in distraction procedure, the product cavity size can be controlled in+0.3--0.3mm between.
Description of drawings
Fig. 1 is equipment connection schematic diagram of the present invention.
The specific embodiment
Embodiment 1
The present embodiment is a kind of drought preparation technology of thin wall cavity fiberglass radome, and the raw materials of thin wall cavity fiberglass radome is that 60% glass fibre and 40% resin formula material form by percentage by weight; The parts by weight component of resin formula material is: unsaturated polyester (UP): 100 parts, and calcium carbonate: 5 parts, releasing agent: 0.5 part, curing agent: 0.5 part, promoter: 0.5 part.Releasing agent is phosphate; Curing agent is methyl ethyl ketone peroxide; Promoter is peroxidized t-butyl perbenzoate.
Drought preparation technology is: adopt partition heating successively: the first thermal treatment zone heating-up temperature is 110 ℃, and the second thermal treatment zone heating-up temperature is 140 ℃, and the 3rd thermal treatment zone heating-up temperature is 120 ℃, and the 4th thermal treatment zone heating-up temperature is 130 ℃; Traction pressure is 1mpa, and hauling speed is 300mm/min, and the main unit hydraulic pump pressure is 8mpa.It is 1S that (opening compression when the traction clamping the closes on terminal spacing 1s) time is opened in clamping in advance, and alternately triggering (times of two common tractions of clamping) time is 1S.
Embodiment 2
The present embodiment is a kind of drought preparation technology of thin wall cavity fiberglass radome, and the raw materials of thin wall cavity fiberglass radome is that 65% glass fibre and 35% resin formula material form by percentage by weight; The parts by weight component of described resin formula material is: unsaturated polyester (UP): 100 parts, and calcium carbonate: 20 parts, releasing agent: 1 part, curing agent: 1 part, promoter: 1 part.Releasing agent is ovum phosphoric acid; Curing agent is benzoyl peroxide; Promoter is dimethylaniline.
Drought preparation technology is: adopt partition heating successively: the first thermal treatment zone heating-up temperature is 115 ℃, and the second thermal treatment zone heating-up temperature is 150 ℃, and the 3rd thermal treatment zone heating-up temperature is 130 ℃, and the 4th thermal treatment zone heating-up temperature is 140 ℃; Traction pressure is 3mpa, and hauling speed is 400mm/min, and the main unit hydraulic pump pressure is 10mpa.It is 2S that (opening compression when the traction clamping the closes on terminal spacing 2s) time is opened in clamping in advance, and alternately triggering (times of two common tractions of clamping) time is 2S.
The present embodiment is a kind of drought preparation technology of thin wall cavity fiberglass radome, and the raw materials of thin wall cavity fiberglass radome is that 70% glass fibre and 30% resin formula material form by percentage by weight; The parts by weight component of described resin formula material is: unsaturated polyester (UP): 100 parts, and calcium carbonate: 30 parts, releasing agent: 2 parts, curing agent: 2 parts, promoter: 2 parts.Releasing agent is triethanolamine oil; Curing agent is peroxy dicarbonate hexichol oxygen ethyl ester; Promoter is peroxidized t-butyl perbenzoate.
Drought preparation technology is: adopt partition heating successively: the first thermal treatment zone heating-up temperature is 120 ℃, and the second thermal treatment zone heating-up temperature is 160 ℃, and the 3rd thermal treatment zone heating-up temperature is 130 ℃, and the 4th thermal treatment zone heating-up temperature is 150 ℃; Traction pressure is 5mpa, and hauling speed is 500mm/min, and the main unit hydraulic pump pressure is 13mpa.It is 3S that (opening compression when the traction clamping the closes on terminal spacing 3s) time is opened in clamping in advance, and alternately triggering (times of two common tractions of clamping) time is 3S.
The present embodiment is a kind of frock for preparation method of the present invention, as shown in Figure 1, comprises connecting rod 1, spring 2, traction lining gear, spring stop piece 3, pultrusion die 4 and traction anchor clamps 5; Spring 2 is enclosed within on the connecting rod 1, and an end of connecting rod 1 is provided with plug, and the other end is connected with pultrusion die, and the link position of connecting rod and pultrusion die is on its core, and connected mode is that thread connects, and the thread degree of depth is at 10-35mm on the core; Traction anchor clamps 5 are provided with two, are located between plug and the pultrusion die 6, draw anchor clamps and are connected with connecting rod with spring and are connected by thread; Spring stop piece 3 is provided with 3, on the front and back connecting rod of the first traction anchor clamps a slice is installed respectively, near described pultrusion die a slice is installed behind the connecting rod of the second traction anchor clamps; The traction lining is blocked on the connecting rod 1, and traction lining gear is positioned at haulage clip tool 5 under static state and length equals to draw anchor clamps length.
The up and down clamping that pulling equipment requires to contact with product need be protected with the plastics moccasin, as: Silicone Rubber, polyurethane skin elastomeric material, with anti-scratch or crushing product.The designing requirement of lining gear is dwindled 1-3mm than product cavity size, prevents excessive can't the assembling or too small compressive deformation, damages product; Traction lining gear making material and structure can be carried the pressure of 7-10mpa.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (5)
1. the drought preparation technology of a thin wall cavity fiberglass radome is characterized in that: the raw materials of described thin wall cavity fiberglass radome is that 60%-70% glass fibre and 30%-40% resin formula material form by percentage by weight; The parts by weight component of described resin formula material is: unsaturated polyester (UP): 100 parts, and calcium carbonate: 5-30 part, releasing agent: 0.5-2 part, curing agent: 0.5-2 part, promoter: 0.5-2 part;
Described drought preparation technology is:
Adopt successively partition heating: the first thermal treatment zone heating-up temperature is 110-120 ℃, and the second thermal treatment zone heating-up temperature is 140-160 ℃, and the 3rd thermal treatment zone heating-up temperature is 120-130 ℃, and the 4th thermal treatment zone heating-up temperature is 130-150 ℃; Traction pressure is 1-5mpa, and hauling speed is 300-500mm/min.
2. the drought preparation technology of thin wall cavity fiberglass radome as claimed in claim 1 is characterized in that: described releasing agent is phosphate, ovum phosphoric acid, stearates or triethanolamine oil.
3. the drought preparation technology of thin wall cavity fiberglass radome as claimed in claim 1 is characterized in that: described curing agent is methyl ethyl ketone peroxide, benzoyl peroxide, Lm-P pultrusion special curing agent, the peroxidating isooctyl acid tert-butyl ester, peroxy dicarbonate hexichol oxygen ethyl ester or peroxy dicarbonate two (4-tert-butyl group cyclohexyl ester).
4. the drought preparation technology of thin wall cavity fiberglass radome as claimed in claim 1, it is characterized in that: described promoter is peroxidized t-butyl perbenzoate, cobalt iso-octoate promoter or dimethylaniline.
5. be used for the frock that right is wanted the described drought preparation technology of the arbitrary claim of 1-4, it is characterized in that: comprise connecting rod (1), spring (2), traction lining gear, spring stop piece (3), pultrusion die (4) and traction anchor clamps (5); Described spring (2) is enclosed within on the described connecting rod (1), one end of described connecting rod (1) is provided with plug, and the other end is connected with pultrusion die, and the link position of described connecting rod and pultrusion die is on its core, and connected mode is that thread connects, and the thread degree of depth is at 10-35mm on the core; Described traction anchor clamps (5) are provided with two, are located between plug and the pultrusion die (6), and the traction anchor clamps are connected with connecting rod with spring and are connected by thread; Described spring stop piece (3) is provided with 3, on the front and back connecting rod of the first traction anchor clamps a slice is installed respectively, near described pultrusion die a slice is installed behind the connecting rod of the second traction anchor clamps; Described traction lining is blocked on the described connecting rod (1), and described traction lining gear is positioned at described traction anchor clamps (5) under static state and length equals to draw anchor clamps length.
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| CN201210538637.7A CN103042704B (en) | 2012-12-13 | 2012-12-13 | Traction and extrusion preparation technology for thin wall cavity glass fiber reinforced plastic radome |
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| CN201210538637.7A CN103042704B (en) | 2012-12-13 | 2012-12-13 | Traction and extrusion preparation technology for thin wall cavity glass fiber reinforced plastic radome |
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| CN103042704B CN103042704B (en) | 2015-02-11 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105058818A (en) * | 2015-09-09 | 2015-11-18 | 珠海国能新材料股份有限公司 | Glass fiber reinforced plastic radome pultrusion device and glass fiber reinforced plastic radome pultrusion process |
| CN106103058A (en) * | 2014-01-30 | 2016-11-09 | 托马斯技术创新有限及两合公司 | For manufacturing the method and apparatus of the plastic material of thin-walled |
| CN106751637A (en) * | 2016-12-28 | 2017-05-31 | 南京华格电汽塑业有限公司 | A kind of fiberglass radome section bar and preparation method thereof |
| CN109054326A (en) * | 2018-06-04 | 2018-12-21 | 埃克赛复合材料（南京）有限公司 | A kind of low-k DK-3 fiberglass radome |
| CN115091790A (en) * | 2022-08-29 | 2022-09-23 | 江苏高路复合材料有限公司 | Continuous traction equipment for hollow thin-wall section |
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| CN101157795A (en) * | 2007-09-30 | 2008-04-09 | 潘锦荣 | Resin mixture and glass reinforced plastic section bar prepared thereby |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106103058A (en) * | 2014-01-30 | 2016-11-09 | 托马斯技术创新有限及两合公司 | For manufacturing the method and apparatus of the plastic material of thin-walled |
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| CN105058818B (en) * | 2015-09-09 | 2018-06-05 | 珠海国能新材料股份有限公司 | Fiberglass radome pultrusion apparatus and pultrusion molding process |
| CN106751637A (en) * | 2016-12-28 | 2017-05-31 | 南京华格电汽塑业有限公司 | A kind of fiberglass radome section bar and preparation method thereof |
| CN106751637B (en) * | 2016-12-28 | 2019-07-23 | 南京华格电汽塑业有限公司 | A kind of fiberglass radome profile and preparation method thereof |
| CN109054326A (en) * | 2018-06-04 | 2018-12-21 | 埃克赛复合材料（南京）有限公司 | A kind of low-k DK-3 fiberglass radome |
| CN115091790A (en) * | 2022-08-29 | 2022-09-23 | 江苏高路复合材料有限公司 | Continuous traction equipment for hollow thin-wall section |
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| CN103042704B (en) | 2015-02-11 |
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