CN104101265A - Glass fiber reinforced plastic support, preparation mold and preparation method - Google Patents
Glass fiber reinforced plastic support, preparation mold and preparation method Download PDFInfo
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- CN104101265A CN104101265A CN201410234300.6A CN201410234300A CN104101265A CN 104101265 A CN104101265 A CN 104101265A CN 201410234300 A CN201410234300 A CN 201410234300A CN 104101265 A CN104101265 A CN 104101265A
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Abstract
The invention discloses a glass fiber reinforced plastic support, which comprises a mounting surface, a separation shell, an explosive cable groove ring, a mounting hole, a back locating ring, a convex reinforcing ring, a high-frequency energy absorption ring, a snap ring and a detonation window, wherein a deviation of a distance value h2 between the explosive cable groove ring and the locating ring is controlled within +/-0.4 mm, and a layer of high-frequency energy absorption ring is uniformly sprayed on the outer surface of the convex reinforcing ring. A preparation mold of the glass fiber reinforced plastic support comprises an upper female die, a lower female die, a male die, a sealing ring a and a sealing ring b. A preparation method of the glass fiber reinforced plastic support comprises the following concrete steps: a first step of preparing materials including glass fiber cloth, polyethylene resin and a curing agent; a second step of preparing; a third step of removing the mold and taking out the glass fiber reinforced plastic support to repair; a fourth step of spraying. According to the glass fiber reinforced plastic support, the preparation mold and the preparation method, through controlling the deviation of the distance value between the explosive cable groove ring and the locating ring, the concentration ratio and the separation efficiency of separation energy can be greatly improved.
Description
Technical field
The present invention relates to a kind of glass fibre reinforced plastic support and prepare mould and preparation method, particularly a kind of minor diameter guided missile portion section separates with glass fibre reinforced plastic support and prepares mould and preparation method.
Background technology
In the separation of existing major diameter guided missile two separation unit sections, the installing space required because of blasting bolt is large, coupling stiffness discontinuous problem, and adopt in a large number linear explosive separator.The separated body of linear explosive separator is missile case, provides the separation energy by the linear-shaped charge being arranged in rack groove, produces directed detonation wave, and missile case is cut off, and realizes the separation of two separation unit sections.In blast separates, support can protect separation impact and involve separated product damage, pollutes the instrument and equipment in missile case simultaneously.
There is following shortcoming in existing support: major diameter guided missile linear explosive separator support adopts front end face location, and after submissile support is as employing front end face location, its fitting operation, inspection difficulty; Existing linear explosive separator support all adopts metallic aluminum material, is often difficult to meet because percentage elongation, the impact flexibility of material is overproof produce supporting requirement.Therefore need badly a kind of support and general preparation method for minor diameter missile diameter wire-conducting performance blast separator is provided.
Summary of the invention
Technical problem to be solved by this invention is: overcome prior art deficiency, a kind of glass fibre reinforced plastic support is provided and prepares mould and preparation method.
Technical solution of the present invention is:
A kind of glass fibre reinforced plastic support, comprise installed surface, separate housing, linear-shaped charge groove ring, installing hole, rear locating ring, protruding reinforcing ring, high frequency energy-absorbing ring, snap ring and the window that detonates, installed surface is positioned at the inner side of the separation housing that is circular and contacts with the inwall that separates housing, snap ring is positioned at the top of installed surface, for being installed, the linear-shaped charge groove ring of linear-shaped charge is positioned at the middle and upper part of installed surface outer surface, installed surface inner surface is provided with the protruding reinforcing ring of circular arc, protruding reinforcing ring and linear-shaped charge groove ring are donut, installed surface bottom is the locating ring turning up, installing hole on installed surface and the installing hole correspondence that separates housing, with screw, plain cushion, nut connects, protruding reinforcing ring and linear-shaped charge groove ring place are provided with the window that detonates of through-hole structure, linear-shaped charge groove ring to the Deviation Control of the distance value h2 of locating ring in ± 0.4mm, the outer surface of protruding reinforcing ring is evenly coated with one deck high frequency energy-absorbing ring.
The diameter d 1 of linear-shaped charge groove ring semicircle is than the large 0.3～0.5mm of the diameter of linear-shaped charge.The degree of depth h1 of linear-shaped charge groove ring is 1.2～1.4 times of linear-shaped charge diameter.
Wall thickness between linear-shaped charge groove ring and protruding reinforcing ring is 1.05～1.25 times of installed surface wall thickness.
The material of high frequency energy-absorbing ring is silicon rubber or lightweight polymeric.
A kind of glass fibre reinforced plastic support is prepared mould, comprise former, lower former, formpiston, sealing ring a and sealing ring b, attachment screw, between upper former, lower former, sealed by sealing ring b, connect with attachment screw, form a former ring, the outer surface indent of former ring, the bottom of pit is consistent with the inner surface of support; Formpiston is 1/3rd circular ring structure, and by three end to end plunger retainers that form of formpiston, the inner surface of plunger retainer is to projecting inward, and the outer surface structure of projecting surface and support is consistent; Plunger retainer is placed on former ring outside, and the indent position of former ring is inserted at the protrusion position of plunger retainer, forms die cavity and contoured cradle profile, and sealing ring a is installed respectively at two places of plunger retainer and former loop contacts.
A kind of glass fibre reinforced plastic support preparation method, concrete steps are:
The first step: prepare material, comprise glass fabric, polyethylene resin and curing agent; Wherein glass fabric thickness is elected 0.15mm～0.25mm as; Curing agent comprises potassium peroxide ethyl ketone and acidproof cobalt;
Second step: prepare, glass fabric is put into the cavity of former ring, the formpiston that closes, is heated to 40 DEG C～50 DEG C by polyethylene resin temperature, puts into curing agent and stirs, and injects die cavity; Be put in high-temperature low-pressure tank and be cured 8～12 hours.
The 3rd step: remove mould, take out glass fibre reinforced plastic support, check pit and the filling of local resin and the accumulation situation of surfaces externally and internally, repair with resin for pit and poor esteratic site; Remove and repair for groove Dui Zhi district, again put into high-temperature low-pressure tank and be cured 5-8 hour.
The 4th step: the spray foam type polyester thing 1mm-1.5mm first at protruding reinforcing ring position, then in foam type polyester thing surface spraying silicon rubber 0.5mm-1mm, normal temperature cure in air.
Potassium peroxide ethyl ketone accounts for 0.5%～2.5% of polyethylene resin weight, and acidproof cobalt accounts for 0.5%～2.0% of polyethylene resin weight.
Glass fabric is more than 10 layers.
Foam type polyester thing is polytetrafluoroethylene (PTFE).
The present invention's advantage is compared with prior art:
(1) the present invention, by the Deviation Control to locating ring distance value to linear-shaped charge groove ring, can improve concentration degree and the separative efficiency of separation energy greatly; By the outer surface spraying one deck high frequency energy-absorbing ring at protruding reinforcing ring, the high-frequency percussion ripple can effectively absorb, attenuate blast separating generation, reduce high-frequency percussion wave reflection energy and reflection interval, avoid reflection high-frequency percussion ripple and the rear collision of high-frequency percussion ripple and the energy arriving in early stage to synthesize, amplify, cause support local failure.
(2) the present invention adopts glass fabric, polyethylene resin to prepare glass fibre reinforced plastic support, has effectively improved the elasticity of support, has reduced the compactness of tissue, has accelerated the energy attenuation of high-frequency percussion ripple, and effectively buffering separates impulsive force.
(3) raw material abundance of the present invention, cheap, has improved economic benefit, and processing technology is easy, is easy to batch product, the supporting requirement of the fine satisfied production of energy; Jet stability of the present invention, cutting efficiency is high.
Brief description of the drawings
Fig. 1 is glass fibre reinforced plastic support structural section figure of the present invention;
Fig. 2 is glass fibre reinforced plastic support structural representation of the present invention;
Fig. 3 is the exploded view of glass fibre reinforced plastic support structure assembling of the present invention;
Fig. 4 is that glass fibre reinforced plastic support of the present invention is prepared mould structure sectional view.
Detailed description of the invention
As Figure 1-3, a kind of glass fibre reinforced plastic support, comprise installed surface 1, separate housing 8, linear-shaped charge groove ring 2, installing hole 3, rear locating ring 4, protruding reinforcing ring 5, high frequency energy-absorbing ring 6, snap ring 7 and the window 21 that detonates, installed surface 1 is positioned at the inner side of the separation housing 8 that is circular and contacts with the inwall that separates housing 8, snap ring 7 is positioned at the top of installed surface, for being installed, the linear-shaped charge groove ring 2 of linear-shaped charge is positioned at the middle and upper part of installed surface 1 outer surface, installed surface 1 inner surface is provided with the protruding reinforcing ring 5 of circular arc, protruding reinforcing ring 5 and linear-shaped charge groove ring 2 are donut, installed surface 1 bottom is the locating ring 4 turning up, installing hole 3 on installed surface 1 and the installing hole correspondence that separates housing 8, with screw 11, plain cushion 12, nut 13 connects, protruding reinforcing ring 5 and linear-shaped charge groove ring 2 places are provided with the window 21 that detonates of through-hole structure, linear-shaped charge groove ring 2 to the Deviation Control of the distance value h2 of locating ring 4 in ± 0.4mm, the outer surface of protruding reinforcing ring 5 is evenly coated with one deck high frequency energy-absorbing ring 6, high frequency energy-absorbing ring 6 material selection silicon rubber or lightweight polymeric.
The diameter d 1 of linear-shaped charge groove ring 2 semicircles is beneficial to form stable jet than the large 0.3～0.5mm of the diameter of linear-shaped charge 9, and then improves cutting efficiency; The degree of depth h1 of linear-shaped charge groove ring 2 is 1.2～1.4 times of linear-shaped charge 9 diameters, in order to the peak action that ensures jet energy in separating housing, to improve the functioning efficiency of ablation energy; Wall thickness between linear-shaped charge groove ring 2 and protruding reinforcing ring 5 is 1.05～1.25 times of installed surface 1 wall thickness, and effectively prevent exploding energy wave causes protruding reinforcing ring resin to form crackle.
As shown in Figure 4, a kind of glass fibre reinforced plastic support is prepared mould, comprise former 15, lower former 16, formpiston 17, sealing ring a18 and sealing ring b19, attachment screw 20, between upper former 15, lower former 16, sealed by sealing ring b19, connect with attachment screw 20, form a former ring, the outer surface indent of former ring, the bottom of pit is consistent with the inner surface of support; The circular ring structure that formpiston 17 is 1/3rd, by three end to end plunger retainers that form of formpiston 17, the inner surface of plunger retainer is to projecting inward, and the outer surface structure of projecting surface and support is consistent; Plunger retainer is placed on former ring outside, and the indent position of former ring is inserted at the protrusion position of plunger retainer, forms die cavity and contoured cradle profile, and sealing ring a18 is installed respectively at two places of plunger retainer and former loop contacts.
A kind of glass fibre reinforced plastic support preparation method, concrete steps are:
The first step: prepare material, comprise glass fabric, polyethylene resin and curing agent; Wherein glass fabric thickness is elected 0.15mm～0.25mm as; Curing agent comprises potassium peroxide ethyl ketone and acidproof cobalt, and potassium peroxide ethyl ketone accounts for 0.5%～2.5% of polyethylene resin weight, and acidproof cobalt accounts for 0.5%～2.0% of polyethylene resin weight;
Second step: prepare, 10 layers of glass fabric are put into the cavity of former ring, the formpiston that closes, is heated to 40 DEG C～50 DEG C by polyethylene resin temperature, puts into curing agent and stirs, and injects die cavity; Be put in high-temperature low-pressure tank and be cured 8～12 hours.
The 3rd step: remove mould, take out glass fibre reinforced plastic support, check pit and the filling of local resin and the accumulation situation of surfaces externally and internally, repair with resin for pit and poor esteratic site; Remove and repair for groove Dui Zhi district, again put into high-temperature low-pressure tank and be cured 5-8 hour.
The 4th step: first spray polytetrafluoroethylene (PTFE) 1mm-1.5mm at protruding reinforcing ring position, then in ptfe surface sprayed silicon rubber 0.5mm-1mm, normal temperature cure in air.
The unexposed technology of the present invention belongs to general knowledge as well known to those skilled in the art.
Claims (10)
1. a glass fibre reinforced plastic support, it is characterized in that, comprise installed surface (1), separate housing (8), linear-shaped charge groove ring (2), installing hole (3), rear locating ring (4), protruding reinforcing ring (5), high frequency energy-absorbing ring (6), snap ring (7) and the window that detonates (21), installed surface (1) is positioned at the inner side of the separation housing (8) that is circular and contacts with the inwall that separates housing (8), snap ring (7) is positioned at the top of installed surface, for being installed, the linear-shaped charge groove ring (2) of linear-shaped charge is positioned at the middle and upper part of installed surface (1) outer surface, installed surface (1) inner surface is provided with the protruding reinforcing ring of circular arc (5), protruding reinforcing ring (5) is that donut and position are relative with linear-shaped charge groove ring (2), installed surface (1) bottom is the locating ring (4) turning up, installing hole (3) on installed surface (1) and the installing hole correspondence that separates housing (8), installed surface (1) is connected with separation housing (8), be provided with the window that detonates (21) at any place of linear-shaped charge groove ring (2), linear-shaped charge groove ring (2) to the Deviation Control of the distance value h2 of locating ring (4) in ± 0.4mm, the outer surface of protruding reinforcing ring (5) is evenly coated with one deck high frequency energy-absorbing ring (6).
2. a kind of glass fibre reinforced plastic support according to claim 1, is characterized in that, the diameter d 1 of linear-shaped charge groove ring (2) semicircle is than the large 0.3～0.5mm of diameter of linear-shaped charge (9).
3. a kind of glass fibre reinforced plastic support according to claim 1, is characterized in that, the degree of depth h1 of linear-shaped charge groove ring (2) is 1.2～1.4 times of linear-shaped charge (9) diameter.
4. a kind of glass fibre reinforced plastic support according to claim 1, is characterized in that, the wall thickness between linear-shaped charge groove ring (2) and protruding reinforcing ring (5) is 1.05～1.25 times of installed surface (1) wall thickness.
5. a kind of glass fibre reinforced plastic support according to claim 1, is characterized in that, the material of high frequency energy-absorbing ring (6) is silicon rubber or lightweight polymeric.
6. a glass fibre reinforced plastic support is prepared mould, it is characterized in that, comprise former (15), lower former (16), formpiston (17), sealing ring a (18) and sealing ring b (19), between upper former (15), lower former (16), seal and be connected by sealing ring b (19), form a former ring, the outer surface indent of former ring, the bottom of pit is consistent with the inner surface of support; The circular ring structure that formpiston (17) is 1/3rd, by the end to end plunger retainer that forms of three formpistons (17), the inner surface of plunger retainer is to projecting inward, and the outer surface structure of projecting surface and support is consistent; Plunger retainer is placed on former ring outside, and the indent position of former ring is inserted at the protrusion position of plunger retainer, forms die cavity and contoured cradle profile, and sealing ring a (18) is installed respectively at two places of plunger retainer and former loop contacts.
7. a glass fibre reinforced plastic support preparation method, is characterized in that, concrete steps are:
The first step: prepare material, comprise glass fabric, polyethylene resin and curing agent; Wherein glass fabric thickness is elected 0.15mm～0.25mm as; Curing agent comprises potassium peroxide ethyl ketone and acidproof cobalt;
Second step: prepare, glass fabric is put into the cavity of former ring, the formpiston that closes, is heated to 40 DEG C～50 DEG C by polyethylene resin temperature, puts into curing agent and stirs, and injects die cavity; Be put in high-temperature low-pressure tank and be cured 8～12 hours.
The 3rd step: remove mould, take out glass fibre reinforced plastic support, check pit and the filling of local resin and the accumulation situation of surfaces externally and internally, repair with resin for pit and poor esteratic site; Remove and repair for groove Dui Zhi district; After reparation, again put into high-temperature low-pressure tank and be cured 5-8 hour.
The 4th step: the spray foam type polyester thing 1mm-1.5mm first at protruding reinforcing ring position, then in foam type polyester thing surface spraying silicon rubber 0.5mm-1mm, normal temperature cure in air.
8. a kind of glass fibre reinforced plastic support preparation method as claimed in claim 7, is characterized in that, potassium peroxide ethyl ketone accounts for 0.5%～2.5% of polyethylene resin weight, and acidproof cobalt accounts for 0.5%～2.0% of polyethylene resin weight.
9. a kind of glass fibre reinforced plastic support preparation method as claimed in claim 7, is characterized in that, glass fabric is more than 10 layers.
10. a kind of glass fibre reinforced plastic support preparation method as claimed in claim 7, is characterized in that, foam type polyester thing is polytetrafluoroethylene (PTFE).
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| CN201410234300.6A CN104101265B (en) | 2014-05-29 | 2014-05-29 | A kind of glass fibre reinforced plastic support and prepare mould and preparation method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102615A (en) * | 1985-03-14 | 1986-09-17 | 电气化学工业株式会社 | Assembling die |
| CN102555231A (en) * | 2011-12-29 | 2012-07-11 | 成都飞机工业（集团）有限责任公司 | Method for manufacturing hollow box type element with non-circular section from carbon fiber composite |
| CN103057128A (en) * | 2012-12-25 | 2013-04-24 | 天津三爻航空航天科技发展有限公司 | Automatic heating and pressurization production process for composite material specially used for small-sized unmanned plane |
| EP2601029A1 (en) * | 2010-08-06 | 2013-06-12 | Daimler AG | Moulded multilayer plastics component with continuously reinforced fibre plies and process for producing this component |
| CN103552212A (en) * | 2013-10-12 | 2014-02-05 | 奇瑞汽车股份有限公司 | Rapid prototyping RTM mold |
| CN203579951U (en) * | 2013-12-16 | 2014-05-07 | 李爱云 | Mold for producing conductive glass steel pipe |
-
2014
- 2014-05-29 CN CN201410234300.6A patent/CN104101265B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102615A (en) * | 1985-03-14 | 1986-09-17 | 电气化学工业株式会社 | Assembling die |
| EP2601029A1 (en) * | 2010-08-06 | 2013-06-12 | Daimler AG | Moulded multilayer plastics component with continuously reinforced fibre plies and process for producing this component |
| CN102555231A (en) * | 2011-12-29 | 2012-07-11 | 成都飞机工业（集团）有限责任公司 | Method for manufacturing hollow box type element with non-circular section from carbon fiber composite |
| CN103057128A (en) * | 2012-12-25 | 2013-04-24 | 天津三爻航空航天科技发展有限公司 | Automatic heating and pressurization production process for composite material specially used for small-sized unmanned plane |
| CN103552212A (en) * | 2013-10-12 | 2014-02-05 | 奇瑞汽车股份有限公司 | Rapid prototyping RTM mold |
| CN203579951U (en) * | 2013-12-16 | 2014-05-07 | 李爱云 | Mold for producing conductive glass steel pipe |
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| CN104101265B (en) | 2016-05-04 |
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