CN104044277A - Vacuum assisted resin transfer molding integral-forming technology of composite material fuel-tank - Google Patents

Vacuum assisted resin transfer molding integral-forming technology of composite material fuel-tank Download PDF

Info

Publication number
CN104044277A
CN104044277A CN201410180511.6A CN201410180511A CN104044277A CN 104044277 A CN104044277 A CN 104044277A CN 201410180511 A CN201410180511 A CN 201410180511A CN 104044277 A CN104044277 A CN 104044277A
Authority
CN
China
Prior art keywords
core
fuel tank
water
vacuum
resin
Prior art date
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.)
Granted
Application number
CN201410180511.6A
Other languages
Chinese (zh)
Other versions
CN104044277B (en
Inventor
张彦飞
刘亚青
赵贵哲
许国栋
刘昭特
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North University of China
Original Assignee
North University of China
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by North University of China filed Critical North University of China
Priority to CN201410180511.6A priority Critical patent/CN104044277B/en
Publication of CN104044277A publication Critical patent/CN104044277A/en
Application granted granted Critical
Publication of CN104044277B publication Critical patent/CN104044277B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/40Shaping or impregnating by compression not applied
    • B29C70/42Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842Manufacturing moulds, e.g. shaping the mould surface by machining
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842Manufacturing moulds, e.g. shaping the mould surface by machining
    • B29C33/3857Manufacturing moulds, e.g. shaping the mould surface by machining by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts
    • B29C33/3892Preparation of the model, e.g. by assembling parts

Abstract

The invention discloses a vacuum assisted resin transfer molding integral-forming technology of a composite material fuel-tank. A novel structural material fuel-tank is provided. Structural weight of a present fuel tank and vehicle noise level can be reduced effectively, and the novel structural material fuel-tank has characteristics of impact damage resistance, corrosion resistance and the like. Meanwhile, forming process cycle of the fuel tank can be greatly shortened, and production efficiency of the fuel tank can be raised. The technology is realized by the following technical scheme: core three-dimensional modeling; core forming-die manufacturing; soluble (fusible) core manufacturing; die preparation; laying and shaping of a reinforcing material; die locking; making of a resin solution; resin injection; resin curing; demoulding; core dissolution (fusing); and composite material product finishing. By the technology, production efficiency is high; demoulding is convenient; and cost is low.

Description

The vacuum-assisted resin transfer molding integral forming technique of composite fuel tank
Technical field
The present invention relates to a kind of vacuum-assisted resin transfer molding (Vacuum Assisted Resin Transfer Molding of composite fuel tank, be called for short VARTM) integral forming technique, relate in particular to and utilize vacuum-assisted resin transfer moulding technology and solvable (melting) property core to carry out the technique of composite element global formation.
Background technology
Fuel tank, as the storage device of car, heavy truck, Engines Used In Special Vehicle oil, is widely used in various model transportation and communications, is the important component part of transportation and communication.Realized gradually plastic at car field fuel tank at present, the application of plastic fuel tank has reduced the weight of car to a certain extent, and still, plastic fuel tank intensity is relatively low, is easy to breakage while being subject to external force, easily causes fuel oil outflow, even initiation fire; The fuel tank of heavy truck, special vehicle mainly adopts high-strength steel sheet to be welded, and welded sheet steel tank exists following problem: 1 forming technology complexity, product design and poor dimensional precision; 2 composition parts are many, and machined and butt welding process complexity, waste time and energy; 3 weight are large, and cost is high; 4 vibration noises are large, poor corrosion resistance etc.
Summary of the invention
The object of the present invention is to provide a kind of moulding new technology of novel resin-based composite material fuel tank, prepared polymer matrix composites fuel tank adopts a kind of low cost, the auxiliary VARTM technique integral shaping method of high efficiency solvable (melting) sexual type core.
The present invention adopts following technical scheme to realize:
A vacuum-assisted resin transfer molding integral forming technique for composite fuel tank, comprises the steps:
(1), core three-dimensional modeling: make core drawing according to tank design size, recycling 3 d modeling software is set up core threedimensional model;
(2), the preparation of core model: prepare core model according to the threedimensional model of core, how preparative core model this area possesses several different methods;
(3), the preparation of water-soluble core: first, turn over manufacturing mold core mould (how to turn over manufacturing mold core mould this area and possess several different methods) according to core model; Afterwards, taking weight ratio as the PVP K30 of 3: 15: 10, quartz sand, deionized water is raw material configuration Water-Soluble Core mold materials; Finally, core moulding die surface is smeared demoulding wax, and pours the Water-Soluble Core mold materials of configuration in core moulding mould tamping, puts into baking oven and dries at 80 DEG C, and reverse mould after moulding, prepares water-soluble core;
Or, the preparation of meltability core: first, turn over manufacturing mold core mould according to core model; Afterwards, select the alloy material of fusing point in 100 DEG C, after fusing, utilize the moulding of core moulding die casting, obtain meltability core;
(4), mould prepares: taking water-soluble core as internal mold, in water-soluble core, pre-buried fuel tank is strengthened dividing plate, and sealing of hole processing is carried out in water-soluble core surface with water-soluble putty;
Or taking meltability core as internal mold, in meltability core, pre-buried fuel tank is strengthened dividing plate, and meltability whose surfaces is carried out to grinding process;
(5), the laying of reinforcing material and sizing: be coated multi-layer fiber reinforcing material according to fuel tank thickness at water-soluble core or meltability whose surfaces, in laying every layer of fibre reinforced materials, spray setting agent, fibre reinforced materials is carried out to heat treatment, make perform manufacturing;
(6), vacuum bag film is coated: lay release cloth, barrier film and flow-guiding screen outward at perform manufacturing, lay helix tube, gum-injecting port and bleeding point in relevant position according to designing requirement on flow-guiding screen surface, finally wrapped up with vacuum bag, formed the die cavity of sealing;
(7), VARTM formation system connects: bleeding point is connected with resin container with vavuum pump by pitch tube respectively with gum-injecting port, and in the middle of each pipeline, control valve is set, form respectively extraction valve and rubber injecting valve, form extract system and injection system;
(8), injection system pressurize: connect a vacuum meter on gum-injecting port, and sealing die cavity is evacuated to 5~10mbar, close extraction valve and vavuum pump, vacuum pressurize, observe vacuum meter vacuum decline in 15 to 30min and be no more than 3mbar, show that this system air-tightness is good, reach VARTM injection requirement;
(9), the configuration of resin adhesive liquid: utilize injector to mix upper latitude epoxy resin and curing agent in the ratios of 100: 30, make epoxy resin adhesive liquid, and be injected in resin container, stand-by;
(10), resin injection: open injector, vavuum pump, and extraction valve, rubber injecting valve, resin system is filled in vacuum forming mould and infiltrates fibre reinforced materials, until resin is full of die cavity, perform manufacturing is all infiltrated, and closes rubber injecting valve and injector;
(11), resin solidification: stop, after perfusion, continuing to vacuumize pressurize, until resin system starts gel and solidifies, close vavuum pump and extraction valve;
(12) demoulding: reach 15 when above until resin surface hardness Barcol, pull all objects outside solid fuel tank, take out solid fuel tank product;
(13), water-soluble core stripping: use hot water injection, water-soluble core is dissolved, until all strippings from solid fuel tank product of water-soluble core material make composite fuel tank product;
Or meltability core melts out: solid fuel tank product is placed in to the oven heat of 105 DEG C, until meltability core all melts, pours out from solid fuel tank product, obtain composite fuel tank product;
(14), the installation of fuel tank coupling: the position of laying pouring orifice, fuel outlet, oil pick-up tube inserts at oil tank utilizes annular sanding apparatus to be polished a loop concave, and the connecting ring of pouring orifice, fuel outlet, tube connector inserts is embedded to this loop concave, and paste reinforcement at loop concave periphery with carbon-fibre reinforced epoxy resin material;
(15), the finishing of composite fuel tank product: the composite fuel tank product obtaining is repaired, detected, after quality problems, obtain the polymer matrix composites fuel tank of VARTM global formation.
The material of main part of the present invention using polymer matrix composites as fuel tank, adopt VARTM integral forming technique to be applicable to the preparation of various hollow-core construction fuel tank parts, for example prepare the vehicle power oil fuel tanks such as car, heavy truck, special vehicle, the product of this technological forming has the advantages such as quality is light, intensity is high, precision is good, rigidity is large, good looking appearance.The machining accuracy of solvable in its technique (melting) sexual type core is high, and the cycle is short, easy to process quick; Its hollow structural component core internal mold has the feature of the instant or heating and melting of heat water, the therefore demoulding and easy to use.
There is following advantage: 1, lightweight, can make oil tank of vehicle loss of weight 25%~35%; 2, can give the good sound insulation of vehicle, noise reduction, effectiveness in vibration suppression; 3, good seal performance, anti-seepage effect obviously improves; 4, shock resistance destruction and decay resistance improve greatly; 5, there is the advantages such as size is accurate, rigidity large, good looking appearance; 6, the processing and forming cycle shortens greatly; 7, be convenient to installation and maintenance; 8, use this process to carry out processing and forming to polymer matrix composites fuel tank member, efficiency is high, and cost is low, the input of greatly having saved equipment simultaneously.
Brief description of the drawings
Fig. 1 is vacuum-assisted resin transfer molding (VARTM) the integral forming technique process schematic diagram of polymer matrix composites fuel tank of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiments of the invention are elaborated.
Taking the 3rd externally mounted fuel tank of certain vehicle as example, introduce vacuum-assisted resin transfer molding (VARTM) integral forming technique of polymer matrix composites fuel tank of the present invention.
embodiment 1
Comprise the steps:
1, core three-dimensional modeling: make core drawing according to tank design size, recycling 3 d modeling software UG, ProE, Solid works, CATIA etc. set up the threedimensional model of fuel tank core, and utilize software to carry function threedimensional model is cut, choose 10 cross sections representative in oil tank type core model, and the size of 10 cross section surroundings is reduced, every side reduction 30mm, and by the sectional view file after reduction, printout forms drawing.
2, the preparation of the 3rd externally mounted fuel tank core model: the CAD cross section drawing of core of setting up according to three-dimensional modeling, produce the fiberglass dividing plate of 10 diverse locations, and all dividing plates are connected and are fixed together with location strings in order with angle iron, form framework; And between dividing plate, pour polyurethane foam material into, and after foaming completely, repair according to dividing plate size, stick with paste frp layers, the about 5mm of thickness at polyurethane foam surface epoxy resin LT-5078, twin shaft to E-BX800 and three axial E-BX1200 hands subsequently; After frp layer solidifies, cleaning glass steel layer, and apply substitute materials for wood (can machined resin plate) on frp layer, limit coated side is firmly patted and is made generation wood closely knit, the about 30mm of thickness; After in generation,, wood layer solidified, prepared core model is moved on numerically controlled lathe, to carrying out retrofit for die model core, obtain the 3rd externally mounted fuel tank core model.
3, the 3rd externally mounted fuel tank water-soluble core preparation: first, the preparation of fuel tank core mould: taking the 3rd externally mounted fuel tank core model as master mold, first utilize the gloomy epoxy resin RIM935/RIMH937 resin mould of the Chinese and twin shaft to turn over water-soluble core model fiberglass mould processed to craft such as E-BX800 and three axial cloth E-BX1200, the about 15mm of mould glass steel layer thickness, after mould glass steel layer solidifies, the demoulding, obtains the half of the 3rd externally mounted fuel tank core moulding mould; Prepare second half of the 3rd externally mounted fuel tank core moulding mould by identical method again, both be the 3rd complete externally mounted fuel tank core moulding mould after fastening.
Afterwards, the compression stress producing according to VARTM technique, taking PVP K30, quartz sand, deionized water as raw material, configures and can meet the Water-Soluble Core mold materials that briquetting pressure requires.
Finally, smear demoulding wax at the 3rd externally mounted fuel tank core moulding die surface, and the Water-Soluble Core mold materials of configuration is poured into tamping in the 3rd externally mounted fuel tank core moulding mould, put into baking oven and dry 72h at 80 DEG C, reverse mould after moulding, prepares the 3rd externally mounted fuel tank water-soluble core.
4, mould is prepared: pre-buried reinforcement dividing plate on water-soluble core relevant position, and sealing of hole processing is carried out in the 3rd externally mounted fuel tank water-soluble core surface with water-soluble putty.
5, the laying of reinforcing material and sizing: taking the 3rd externally mounted fuel tank water-soluble core as internal mold, cover according to design laying paving the 200g/m that 4mm is thick in whose surfaces 2t300 carbon fiber woven roving, in the time laying fibre reinforced materials, 1 layer of carbon fibre reinforcement of every laying will spray pre-setting agent, overlay again the effect that carbon fiber woven roving that 2mm is thick plays reinforcement at pre-buried fuel tank accessory position place, after having laid, obtain the 3rd externally mounted fuel tank perform manufacturing.
6. vacuum bag film is coated: lay in order one deck release cloth, barrier film and flow-guiding screen outward at perform manufacturing, suitably spray pre-setting agent in the time that release cloth, barrier film and flow-guiding screen are laid, prevent that its position from changing in forming process.Lay helix tube, 4 gum-injecting ports and 4 exhaust outlets on flow-guiding screen surface according to designing requirement in relevant position, and use sealing joint strip to guarantee that its position fixes.Use vacuum bag film that perform manufacturing, barrier film, release cloth, flow-guiding screen, helix tube, gum-injecting port and exhaust outlet are all wrapped up wherein, and use sealing joint strip sealing, form sealing die cavity.
7, VARTM formation system connects: perforate on vacuum bag film, and 4 exhaust outlets (bleeding point) are connected respectively on vacuum buffer tank by pitch tube, and vacuum buffer tank is connected with 2XZ-4 vavuum pump, form extract system.To be connected with resin container respectively by pitch tube through 4 gum-injecting ports of design, and resin container is connected with PR70v RTM injector, form injection system.Each branch road of extract system and injection system is opened closure and is formed rubber injecting valve and extraction valve by a locking pliers control respectively, and locking pliers clamps branch road and cuts out, and locking pliers unclamps branch road and is communicated with.
8, injecting systems pressurize: the branch road of closing injecting systems, open each branch road of vavuum pump, vacuum buffer tank and extract system, and on injected rubber hose, connect a digital display vacuum meter, in the time that vacuum is evacuated to 5~10mbar, close the branch road of bleeding, vacuum pressurize 15~30min, vacuum decline is no more than 3mbar proves that this system air-tightness is good, reaches VARTM injection requirement.
9, the configuration of resin adhesive liquid: utilize PR70v RTM injector to mix upper latitude epoxy resin (2511A) and curing agent (2511B) in the ratios of 100: 30, make epoxy resin adhesive liquid, and be injected in resin container, stand-by.
10, resin injection: open vavuum pump and continue the 3rd externally mounted fuel tank mould of sealing to vacuumize, make its vacuum reach 5~10mbar.After ready, open successively the injecting glue valve of 4 injecting glue pipelines by design sequence, SW 2511A/B epoxy resin resin system is injected to the 3rd externally mounted fuel tank vacuum seal mould, until be full of die cavity, and keep a period of time, until fibre reinforced materials is all infiltrated, close injecting glue valve and injector.
11, resin solidification: stop after injecting glue, continue to vacuumize pressurize, until resin system starts gel and solidifies, with locking pliers by exhaust tube clamp (closing extraction valve), die set for fuel tank of vehicles tool is put into baking oven, slowly mold temperature is increased to 80 DEG C, solidify 10h.
12, the demoulding: material surface hardness Barcol to be composite reaches 15 when above, remove injection system and the extract system of composite tank surface, pull vacuum bag, flow-guiding screen, release cloth and the barrier film in composite fuel tank member outside, the composite fuel tank product of taking-up with water-soluble core, detects and has or not quality problems.
13, the water-soluble core stripping of the 3rd externally mounted fuel tank: use the hot water injection of the 80 DEG C composite fuel tank product with water-soluble core from reservoir port, until water-soluble core is all water-soluble, poured out by the position such as pouring orifice, fuel outlet reserved in tank body of oil tank, obtain composite the 3rd externally mounted fuel tank product.
14, the installation of fuel tank coupling: the position of laying the fuel tank inserts such as pouring orifice, fuel outlet, oil pick-up tube on tank body of oil tank utilizes annular sanding apparatus to be polished a loop concave, and the connecting ring of the inserts such as the oil filling orifice of fuel tank separately adding, fuel outlet, tube connector is embedded to this loop concave, and paste reinforcement at loop concave periphery with carbon-fibre reinforced epoxy resin material.
15, composite fuel tank product finishing: the polymer matrix composites fuel tank to preparation is repaired, remove the burr of fuel tank product, detection has or not the quality problems such as starved, pore, after the assay was approved, uniformly spray one deck SW 2511A/B epoxy resin at tank surface, after epoxy resin cure, obtain polymer matrix composites the 3rd externally mounted fuel tank product of any surface finish.
embodiment 2
The difference of the present embodiment and embodiment 1 is: water-soluble core is replaced with to meltability core.Specific as follows:
In step 3, the preparation of meltability core: first, turn over manufacturing mold core mould according to core model, with embodiment 1; Afterwards, select the alloy material of fusing point in 100 DEG C (if fusing point is Bi, Sn, the Cd ternary alloy three-partalloy of 102.5 DEG C, weight proportion is 54: 26: 20) be raw material, configure the low melting point core material that can meet forming requirements, meltability alloy material is melted, utilize the cast molding of meltability core casting mould, and meltability whose surfaces is carried out to grinding process (step 4).
In step 13, the 3rd externally mounted fuel tank meltability core melts out: the composite fuel tank product with meltability core is placed in to the oven heat of 105 DEG C, until meltability core all melts, pours out, obtain composite the 3rd externally mounted fuel tank product.
All the other steps are with described in embodiment 1.
From above-mentioned concrete embodiment, moulding process of the present invention is suitable for the moulding of various vehicles hollow-core construction composite fuel tank parts completely.Technical scheme of the present invention is applied to the preparation process of polymer matrix composites fuel tank member, can significantly improve the production efficiency of fuel tank member, Forming Quality is even, size is accurate, the bright and clean high strength attractive in appearance of appearance, polymer matrix composites fuel tank member cheaply.

Claims (6)

1. a vacuum-assisted resin transfer molding integral forming technique for composite fuel tank, is characterized in that: comprise the steps:
(1), core three-dimensional modeling: make core drawing according to tank design size, recycling 3 d modeling software is set up core threedimensional model;
(2), the preparation of core model: prepare core model according to the threedimensional model of core;
(3), the preparation of water-soluble core: first, turn over manufacturing mold core mould according to core model; Afterwards, taking weight ratio as the PVP K30 of 3: 15: 10, quartz sand, deionized water is raw material configuration Water-Soluble Core mold materials; Finally, core moulding die surface is smeared demoulding wax, and pours the Water-Soluble Core mold materials of configuration in core moulding mould tamping, puts into baking oven and dries at 80 DEG C, and reverse mould after moulding, prepares water-soluble core;
Or, the preparation of meltability core: first, turn over manufacturing mold core mould according to core model; Afterwards, select the alloy material of fusing point in 100 DEG C, after fusing, utilize the moulding of core moulding die casting, obtain meltability core;
(4), mould prepares: taking water-soluble core as internal mold, in water-soluble core, pre-buried fuel tank is strengthened dividing plate, and sealing of hole processing is carried out in water-soluble core surface with water-soluble putty;
Or taking meltability core as internal mold, in meltability core, pre-buried fuel tank is strengthened dividing plate, and meltability whose surfaces is carried out to grinding process;
(5), the laying of reinforcing material and sizing: be coated multi-layer fiber reinforcing material according to fuel tank thickness at water-soluble core or meltability whose surfaces, in laying every layer of fibre reinforced materials, spray setting agent, fibre reinforced materials is carried out to heat treatment, make perform manufacturing;
(6), vacuum bag film is coated: lay release cloth, barrier film and flow-guiding screen outward at perform manufacturing, lay helix tube, gum-injecting port and bleeding point in relevant position according to designing requirement on flow-guiding screen surface, finally wrapped up with vacuum bag, formed the die cavity of sealing;
(7), VARTM formation system connects: bleeding point is connected with resin container with vavuum pump by pitch tube respectively with gum-injecting port, and in the middle of each pipeline, control valve is set, form respectively extraction valve and rubber injecting valve, form extract system and injection system;
(8), injection system pressurize: connect a vacuum meter on gum-injecting port, and sealing die cavity is evacuated to 5~10mbar, close extraction valve and vavuum pump, vacuum pressurize, observe vacuum meter vacuum decline in 15 to 30min and be no more than 3mbar, show that this system air-tightness is good, reach VARTM injection requirement;
(9), the configuration of resin adhesive liquid: utilize injector to mix upper latitude epoxy resin and curing agent in the ratios of 100: 30, make epoxy resin adhesive liquid, and be injected in resin container, stand-by;
(10), resin injection: open injector, vavuum pump, and extraction valve, rubber injecting valve, resin system is filled in vacuum forming mould and infiltrates fibre reinforced materials, until resin is full of die cavity, perform manufacturing is all infiltrated, and closes rubber injecting valve and injector;
(11), resin solidification: stop, after perfusion, continuing to vacuumize pressurize, until resin system starts gel and solidifies, close vavuum pump and extraction valve;
(12) demoulding: reach 15 when above until resin surface hardness Barcol, pull all objects outside solid fuel tank, take out solid fuel tank product;
(13), water-soluble core stripping: use hot water injection, water-soluble core is dissolved, until all strippings from solid fuel tank product of water-soluble core material make composite fuel tank product;
Or meltability core melts out: solid fuel tank product is placed in to the oven heat of 105 DEG C, until meltability core all melts, pours out from solid fuel tank product, obtain composite fuel tank product;
(14), the installation of fuel tank coupling: the position of laying pouring orifice, fuel outlet, oil pick-up tube inserts at oil tank utilizes annular sanding apparatus to be polished a loop concave, and the connecting ring of pouring orifice, fuel outlet, tube connector inserts is embedded to this loop concave, and paste reinforcement at loop concave periphery with carbon-fibre reinforced epoxy resin material;
(15), the finishing of composite fuel tank product: the composite fuel tank product obtaining is repaired, detected, after quality problems, obtain the polymer matrix composites fuel tank of VARTM global formation.
2. the vacuum-assisted resin transfer molding integral forming technique of composite fuel tank according to claim 1, it is characterized in that: in the preparation of the meltability core of step (3), selection fusing point is Bi, Sn, the Cd ternary alloy three-partalloy of 102.5 DEG C, and weight proportion is 54: 26: 20.
3. the vacuum-assisted resin transfer molding integral forming technique of composite fuel tank according to claim 1 and 2, is characterized in that: the core moulding mould in step (3) utilizes glass-reinforced plastic material preparation, and thickness is 15mm.
4. the vacuum-assisted resin transfer molding integral forming technique of composite fuel tank according to claim 3, is characterized in that: in step (5), described fibre reinforced materials is 200g/m 2t300 carbon fiber woven roving, thickness is 4mm; In pre-buried fuel tank accessory position, place overlays the carbon fiber woven roving that 2mm is thick again.
5. the vacuum-assisted resin transfer molding integral forming technique of composite fuel tank according to claim 4, is characterized in that: in step (11), condition of cure is: 80 DEG C of curing 10h in baking oven.
6. the vacuum-assisted resin transfer molding integral forming technique of composite fuel tank according to claim 5, is characterized in that: in step (14), evenly spray one deck SW 2511A/B epoxy resin at polymer matrix composites tank surface.
CN201410180511.6A 2014-05-04 2014-05-04 The vacuum assisted resin transfer molding integral forming technique of composite fuel tank Expired - Fee Related CN104044277B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410180511.6A CN104044277B (en) 2014-05-04 2014-05-04 The vacuum assisted resin transfer molding integral forming technique of composite fuel tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410180511.6A CN104044277B (en) 2014-05-04 2014-05-04 The vacuum assisted resin transfer molding integral forming technique of composite fuel tank

Publications (2)

Publication Number Publication Date
CN104044277A true CN104044277A (en) 2014-09-17
CN104044277B CN104044277B (en) 2016-12-07

Family

ID=51497881

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410180511.6A Expired - Fee Related CN104044277B (en) 2014-05-04 2014-05-04 The vacuum assisted resin transfer molding integral forming technique of composite fuel tank

Country Status (1)

Country Link
CN (1) CN104044277B (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104441355A (en) * 2014-11-11 2015-03-25 山东双一科技股份有限公司 Method for integrally forming composite material oil tank
CN104527088A (en) * 2014-12-05 2015-04-22 东莞市海旭新材料技术有限公司 Preparation method of cubing
CN104626598A (en) * 2015-03-04 2015-05-20 北京中铁长龙新型复合材料有限公司 Composite material oil tank and preparation method thereof
CN105048739A (en) * 2015-08-07 2015-11-11 重庆铸豪机械有限责任公司 Equipment for producing silent automobile start motor end cover
CN105619836A (en) * 2014-11-26 2016-06-01 上海越科复合材料有限公司 Method for integrally forming light automobile floor
CN106182822A (en) * 2015-05-07 2016-12-07 王强 There is nonmetallic composite product mold that is semiclosed or that close inner chamber and technique
CN106217906A (en) * 2016-08-30 2016-12-14 江苏恒神股份有限公司 A kind of global formation composite shape for hat muscle manufacture method
CN106853694A (en) * 2017-02-21 2017-06-16 江苏恒神股份有限公司 The preparation method of the SQRTM moulding process carbon fiber grilles based on water-soluble core
CN108656577A (en) * 2018-04-26 2018-10-16 西安亚龙航空机电有限责任公司 High-precision answers material and is molded special-purpose metal core model manufacture craft
CN108789965A (en) * 2018-05-03 2018-11-13 威海光威复合材料股份有限公司 A kind of 180 DEG C of lumen type mandrel molding methods
CN108908852A (en) * 2018-07-03 2018-11-30 芜湖博康机电有限公司 A kind of glue feeder with cleaning function
TWI647107B (en) * 2017-05-17 2019-01-11 國家中山科學研究院 Rubber composite fuel tank
CN110316943A (en) * 2018-03-28 2019-10-11 许浒 A kind of overall vacuum glass making procedures and a kind of overall vacuum glass
CN110316946A (en) * 2018-03-28 2019-10-11 许浒 A kind of integral hollow glass making procedures and a kind of integral hollow glass
CN111070503A (en) * 2019-12-06 2020-04-28 天津爱思达航天科技有限公司 Forming method, structure and forming die for carbon fiber component assisted by 3D printing technology
CN111941827A (en) * 2020-08-05 2020-11-17 中国电子科技集团公司第三十八研究所 Method for manufacturing thin-wall special-shaped composite material bearing pipe

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0831987B1 (en) * 1995-06-07 2003-03-12 Scrimp Systems, L.L.C. Production of composite structures
CN102814996A (en) * 2012-08-24 2012-12-12 中国人民解放军国防科学技术大学 Preparing method of hybrid composite wing spar of large-scale wind power blade
CN103407175A (en) * 2013-07-30 2013-11-27 北京航空航天大学 Integrally-forming method of wing box made of fiber reinforced resin matrix composites

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0831987B1 (en) * 1995-06-07 2003-03-12 Scrimp Systems, L.L.C. Production of composite structures
CN102814996A (en) * 2012-08-24 2012-12-12 中国人民解放军国防科学技术大学 Preparing method of hybrid composite wing spar of large-scale wind power blade
CN103407175A (en) * 2013-07-30 2013-11-27 北京航空航天大学 Integrally-forming method of wing box made of fiber reinforced resin matrix composites

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104441355A (en) * 2014-11-11 2015-03-25 山东双一科技股份有限公司 Method for integrally forming composite material oil tank
CN105619836A (en) * 2014-11-26 2016-06-01 上海越科复合材料有限公司 Method for integrally forming light automobile floor
CN104527088A (en) * 2014-12-05 2015-04-22 东莞市海旭新材料技术有限公司 Preparation method of cubing
CN104626598A (en) * 2015-03-04 2015-05-20 北京中铁长龙新型复合材料有限公司 Composite material oil tank and preparation method thereof
CN104626598B (en) * 2015-03-04 2017-07-28 北京中铁长龙新型复合材料有限公司 A kind of composite fuel tank and its manufacture method
CN106182822A (en) * 2015-05-07 2016-12-07 王强 There is nonmetallic composite product mold that is semiclosed or that close inner chamber and technique
CN105048739A (en) * 2015-08-07 2015-11-11 重庆铸豪机械有限责任公司 Equipment for producing silent automobile start motor end cover
CN105048739B (en) * 2015-08-07 2017-11-14 重庆铸豪机械有限责任公司 Equipment for producing mute automobile starter motor end cap
CN106217906A (en) * 2016-08-30 2016-12-14 江苏恒神股份有限公司 A kind of global formation composite shape for hat muscle manufacture method
CN106853694A (en) * 2017-02-21 2017-06-16 江苏恒神股份有限公司 The preparation method of the SQRTM moulding process carbon fiber grilles based on water-soluble core
TWI647107B (en) * 2017-05-17 2019-01-11 國家中山科學研究院 Rubber composite fuel tank
CN110316946B (en) * 2018-03-28 2021-12-17 许浒 Integral hollow glass manufacturing method and integral hollow glass
CN110316946A (en) * 2018-03-28 2019-10-11 许浒 A kind of integral hollow glass making procedures and a kind of integral hollow glass
CN110316943A (en) * 2018-03-28 2019-10-11 许浒 A kind of overall vacuum glass making procedures and a kind of overall vacuum glass
CN110316943B (en) * 2018-03-28 2021-12-17 许浒 Integral vacuum glass manufacturing method and integral vacuum glass
CN108656577A (en) * 2018-04-26 2018-10-16 西安亚龙航空机电有限责任公司 High-precision answers material and is molded special-purpose metal core model manufacture craft
CN108789965A (en) * 2018-05-03 2018-11-13 威海光威复合材料股份有限公司 A kind of 180 DEG C of lumen type mandrel molding methods
CN108908852A (en) * 2018-07-03 2018-11-30 芜湖博康机电有限公司 A kind of glue feeder with cleaning function
CN111070503A (en) * 2019-12-06 2020-04-28 天津爱思达航天科技有限公司 Forming method, structure and forming die for carbon fiber component assisted by 3D printing technology
CN111941827A (en) * 2020-08-05 2020-11-17 中国电子科技集团公司第三十八研究所 Method for manufacturing thin-wall special-shaped composite material bearing pipe

Also Published As

Publication number Publication date
CN104044277B (en) 2016-12-07

Similar Documents

Publication Publication Date Title
CN104044277B (en) The vacuum assisted resin transfer molding integral forming technique of composite fuel tank
CN102320139B (en) Forming process of curved composite tube
CN104401011B (en) Sandwich structure composite material and preparation method thereof
CN104633378B (en) Ultraviolet light solidification soft pipe lining old pipeline repairing technology
CN101913251B (en) Liquid molding core-melting forming process for complicated resin-based composite material structural member
CN101804714B (en) Composite material member with surface functional layer and RTM preparation method thereof
US20020038923A1 (en) Process for manufacturing components of fibre-reinforced plastics
CN102922621A (en) Production method for automobile roof made of fiber reinforced composite material
CN104149361B (en) A kind of carbon fibre composite screw preparation method of post forming
CN101830095A (en) Composite material member with surface function layer and VIMP preparation method thereof
CN107521124A (en) Carbon fiber dual platen reinforced structure part and its manufacture method
CN109367071A (en) The production method of fibre reinforced composites ejection push arm
CN103029293A (en) Connection method for resin-based carbon fiber composite truss rod members
CN102922622B (en) Production method of fiber reinforced composite material rear automobile case cover
CN106863849B (en) RTM mold
CN103342011B (en) A kind of composite material bracket body and preparation method thereof
CN104149362A (en) Integrated molding and manufacturing method of megawatt wind power cabin cover by pouring
CN106313585A (en) Bumper resin transfer molding process
CN105423116A (en) Hood adopting longitudinal-transverse reinforced rib structure and adopting RTM entire shaping technology and manufacturing method of hood
CN105437569A (en) Method for molding composite material reflector
CN206999679U (en) Carbon fiber dual platen reinforced structure part
CN103894501B (en) There is pipe fitting and the manufacture method thereof of fiber strengthening high polymer composite material interlayer
CN103640228B (en) A kind of preparation method of pyroceram steel mold
CN101564896B (en) Vacuum rush gum forming method of fiber-reinforced resin matrix compound material
CN107415284A (en) The integrally formed closing hexahedron shelter of vacuum diversion

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161207

Termination date: 20170504

CF01 Termination of patent right due to non-payment of annual fee