CN105179299A - Composite membrane set of fan coupler and preparation method of composite membrane set - Google Patents
Composite membrane set of fan coupler and preparation method of composite membrane set Download PDFInfo
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- CN105179299A CN105179299A CN201510593288.2A CN201510593288A CN105179299A CN 105179299 A CN105179299 A CN 105179299A CN 201510593288 A CN201510593288 A CN 201510593288A CN 105179299 A CN105179299 A CN 105179299A
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Abstract
The invention provides a composite membrane set of a fan coupler and a preparation method of the composite membrane set. The composite membrane set comprises titanium alloy membrane sets and composite rubber membranes, and the composite rubber membranes are stacked on the two sides of the titanium alloy membrane sets at intervals. The titanium alloy membrane sets comprise a plurality of titanium alloy sub-membranes. Each titanium alloy sub-membrane comprises, by mass, 1.5%-2.6% of aluminum, 0.8%-1.4% of iron, 0.2%-0.32% of silicon, 0.3%-0.45% of vanadium, 0.01%-0.06% of carbon, 0.4%-0.6% of copper, 0.3%-0.5% of tin, 0.05%-0.12% of scandium, 0.05%-0.12% of molybdenum, 0.03%-0.16% of cobalt, nitrogen smaller than 0.01% and the balance titanium and inevitable impurity elements.
Description
Technical field
What the present invention relates to is a kind of diaphragm group of coupling, specifically, is a kind of MULTILAYER COMPOSITE diaphragm group and preparation preparation method thereof of being applicable to wind driven generator coupler.
Background technique
High-speed shaft of wind generating set Special flexible coupling is applied to land, in offshore high-altitude cabin (overhead or sea be about 75m place), for connecting wind power gear case high speed axis and generator shaft, to transmit motion and moment of torsion, compensate for the preparation of error, alignment error, distortion after carrying and the change etc. of temperature cause axis, radial and angle offsets, the two axial lines that coupling is connected produces relative displacement in various degree, if relative displacement is serious, will at input shaft, output shaft, bearing and coupling cause additional load, even there is high vibration.And the vibration of coupling can become the main vibration source of whole blower fan, once vibrate excessive, may occur that intermediate tubular shaft ruptures the accident flown out.
Diaphragm coupling conventional at present forms primarily of diaphragm group, flange plate, two end axles, intermediate tubular shaft and connecting bolt, wherein, diaphragm group carrys out transmitting torque by one group or several groups of elastic stainless steel sheet combinations mostly, and the relative displacement between input and output shaft is absorbed by diaphragm material.The structure that existing diaphragm group is commonly used is be provided with the circular ring type of attachment hole, polygon formula and girdling type.Due under the effect of moment of torsion and centrifugal force, there is stress concentration phenomenon in the attachment hole medium position of diaphragm, and the alternating stress that pulling force and angular displacement cause is the main cause of diaphragm fatigue loss, from the analysis of power, the maximum stress having axis and angular displacement to cause is all in the edge of diaphragm and pad contacts, and namely tension failure and the bending deflection of diaphragm buckle in compression more easily occur two ends attachment hole.Trace it to its cause, stress cannot effectively be disperseed by independent sub-diaphragm, the bearing capacity of diaphragm is ignored while pursuing compensation ability, or diaphragm is pursuing the compensation ability ignoring diaphragm while bearing capacity, existing sub-diaphragm is being difficult to take into account its compensation ability and bearing capacity due to the restriction of structure and material.
In material, the diaphragm that present stage uses is broadly divided into: 1, cold-rolling stainless steel sheet or aluminium diaphragm, build up one or more groups, connected between driving shaft and driven shaft by connecting bolt, although intensity is high, toughness is not good enough, and metal diaphragm is by the impact of ambient temperature, humidity and cavitation, slowly change in working order, there is fatigue fracture in hydraulic performance decline under alternate load effect; 2, rubber material, diaphragm as made with nitrile butadiene rubber has good corrosion resistance and weatherability, but the diaphragm made of existing nitrile butadiene rubber very easily in pressure change greatly, aging under the environment of double vibrations, fatigue and rupturing, and be difficult to meet heatproof, withstand voltage and fatigue proof composite request with the diaphragm that gum material is made.
Summary of the invention
Main purpose of the present invention is to provide a kind of fan coupler compound film sheet group and preparation method thereof, and it passes through the slim titanium alloy diaphragm of multilayer and compounded rubber diaphragm composition, thus meets under angle axial displacement requirement, bears alternate load.
For reaching above object, the technical solution used in the present invention is: a kind of fan coupler compound film sheet group, described compound film sheet group comprises at least one group of titanium alloy diaphragm group and at least two compounded rubber diaphragms, described compounded rubber diaphragm compartment of terrain is folded combines in described titanium alloy diaphragm group both sides, wherein, described in each, titanium alloy diaphragm group comprises the sub-diaphragm of multiple titanium alloy, and the sub-diaphragm of described titanium alloy contains the component of following mass percent: aluminium 1.5 ~ 2.6%; Iron 0.8 ~ 1.4%; Silicon 0.2 ~ 0.32%; Vanadium 0.3 ~ 0.45%; Carbon 0.01 ~ 0.06%; Copper 0.4 ~ 0.6%; Tin 0.3 ~ 0.5%; Scandium 0.05 ~ 0.12%; Molybdenum 0.05 ~ 0.12%; Cobalt 0.03 ~ 0.16%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element.
According to one embodiment of the invention, the weight portion of described compounded rubber diaphragm constitutive material is: 60 ~ 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene (ETPI); 4 ~ 6 parts of PTTs (PTT); 4 ~ 8 parts of thermoplastic polyester elastomers (TPEE); 2 ~ 10 parts of vinyl silanes; 0.5 ~ 1 part of nano zine oxide; 1 ~ 2 part of calcium carbonate crystal whisker; 1 ~ 1.5 part of nano silicon; 2 ~ 6 parts of vulcanzing agents; 1 ~ 3 part of vulcanizing accelerator; And 1 ~ 2 part of age resister.
According to one embodiment of the invention, the thickness of the sub-diaphragm of titanium alloy described in each is 0.2 ~ 0.3mm.
According to one embodiment of the invention, described in each, the thickness of compounded rubber diaphragm is 0.4 ~ 0.5mm.
According to one embodiment of the invention, described fan coupler compound film sheet group is made up of 3 groups of titanium alloy diaphragm groups and 4 compounded rubber diaphragms, and wherein, described titanium alloy diaphragm group compartment of terrain is arranged at the internal layer of described compound film sheet group.
According to one embodiment of the invention, titanium alloy diaphragm group described in each contains 4 sub-diaphragms of described titanium alloy.
According to one embodiment of the invention, that described vulcanzing agent is chosen is sulphur, benzoyl peroxide, tetramethylthiuram disulfide and N, N, one or both in-penylene a bismaleimides.
A preparation method for fan coupler compound film sheet group, it comprises step:
S100 provides many group titanium alloy diaphragm groups, and wherein, described titanium alloy diaphragm group contains the component of following mass percent: aluminium 1.5 ~ 2.6%; Iron 0.8 ~ 1.4%; Silicon 0.2 ~ 0.32%; Vanadium 0.3 ~ 0.45%; Carbon 0.01 ~ 0.06%; Copper 0.4 ~ 0.6%; Tin 0.3 ~ 0.5%; Scandium 0.05 ~ 0.12%; Molybdenum 0.05 ~ 0.12%; Cobalt 0.03 ~ 0.16%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element;
S200 provides multiple compounded rubber diaphragm, and wherein, the weight portion of described compounded rubber diaphragm constitutive material is: 60 ~ 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene; 4 ~ 6 parts of PTTs; 4 ~ 8 parts of thermoplastic polyester elastomers; 2 ~ 10 parts of vinyl silanes; 0.5 ~ 1 part of nano zine oxide; 1 ~ 2 part of calcium carbonate crystal whisker; 1 ~ 1.5 part of nano silicon; 2 ~ 6 parts of vulcanzing agents; 1 ~ 3 part of vulcanizing accelerator; And 1 ~ 2 part of age resister; And
S300 combines in described titanium alloy diaphragm group both sides by folded for described elastomer diaphragm compartment of terrain.
According to one embodiment of the invention, in described step S100, the preparation method of described titanium alloy diaphragm group, comprises step:
The component of the described titanium alloy diaphragm group of respective quality part is made titanium alloy by vacuum arc melting method by S110;
Described titanium alloy plate is heated to 1000 ~ 1050 DEG C and carries out forge hot by S120, by hot rolling at 1000 DEG C until sheet metal thickness is 2.5mm, obtains hot rolled plate;
S130 is by described hot rolled plate by pickling after handling return, and obtain the hot-roll annealing material of thickness of slab 2mm, wherein, the temperature of annealing in process is 840 DEG C, processes 5 ~ 8 minutes;
S140 is cold-rolled to sheet material 1.5mm, pickling after 850 DEG C of annealing in process, then hot rolling is until sheet metal thickness is 0.8mm;
S150 carries out shot blast, pickling to after described hot rolled plate annealing in process, obtains the hot-roll annealing plate of thickness of slab 0.6mm, and wherein, the temperature of annealing in process is 840 DEG C, processes 5 ~ 8 minutes; And
It is 0.2 ~ 0.3mm that described hot-roll annealing plate is cold-rolled to sheet metal thickness by S160, and punch press section obtains the sub-diaphragm of titanium alloy, by by the sub-diaphragm of multiple described titanium alloys folded collection in groups, forms described titanium alloy diaphragm group.
According to one embodiment of the invention, in described step S200, the preparation method of described compounded rubber diaphragm, comprises step:
The nano zine oxide of corresponding weight portion, nano silicon, calcium titanate whisker, vinyl silanes are mixed 10min by S210 in high-speed mixer, obtain mixed material A;
S220 is by the epoxidation trans-1 of corresponding weight portion, 4-polyisoprene, PTT, thermoplastic polyester elastomer add in dispersion kneader and stir mixing 20 ~ 40min, described mixed material A is added wherein, be warming up to 150 DEG C and continue mixing 40 ~ 60min, vacuum is to 0.1MPa, keep 150 DEG C to continue mixing 60min, discharge, filters glue and obtains base material elastomeric compound in rubber strainer;
Described base material elastomeric compound drops in mill by S230, then adds the vulcanzing agent of corresponding weight portion, vulcanizing accelerator and age resister, mixes the sizing material obtaining described compounded rubber diaphragm; And
S240 is by the sizing material moulding by casting of described compounded rubber diaphragm, and pouring temperature is 150 ~ 200 DEG C, pouring pressure 35 ~ 40MPa.
Compared to prior art, beneficial effect of the present invention is: by the folded collection mating reaction of titanium alloy diaphragm group and nonmetallic compounded rubber diaphragm group, made described compound film sheet group take into account bearing capacity and the compensation ability of coupling diaphragm group; Owing to adopting the preparation method of metal diaphragm and nonmetallic compounded rubber diaphragm, described titanium alloy diaphragm group and described compounded rubber diaphragm are easily prepared, cost is low, and the combination property of diaphragm is high, especially environment resistant corrosion ability is strong, greatly improve the combination property of described fan coupler compound film sheet group, as shock absorption, corrosion stability and wear resistance, thus extend the working life of described compound film sheet group.
Accompanying drawing explanation
Fig. 1 is the structural perspective of fan coupler compound film sheet group according to a preferred embodiment of the present invention.
Fig. 2 is the structural representation of the compound film sheet group according to above preferred embodiment of the present invention.
Drawing reference numeral explanation
1 compound film sheet group 10 titanium alloy diaphragm group 11 titanium alloy diaphragm 20 compounded rubber diaphragm
Embodiment
Below describe and realize the present invention for disclosing the present invention to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.
As depicted in figs. 1 and 2 be a kind of fan coupler compound film sheet group 1, described compound film sheet group 1 comprises at least one group of titanium alloy diaphragm group 10 and at least two compounded rubber diaphragms 20, described compounded rubber diaphragm 20 compartment of terrain is folded combines in described titanium alloy diaphragm group 10 both sides, wherein, titanium alloy diaphragm group 10 described in each comprises the sub-diaphragm 11 of multiple titanium alloy, the component of the sub-diaphragm of described titanium alloy 11 containing following mass percent: aluminium (Al) 1.5 ~ 2.6%; Iron (Fe) 0.8 ~ 1.4%; Silicon (Si) 0.2 ~ 0.32%; Vanadium (V) 0.3 ~ 0.45%; Carbon (C) 0.01 ~ 0.06%; Copper (Cu) 0.4 ~ 0.6%; Tin (Sn) 0.3 ~ 0.5%; Scandium (Sc) 0.05 ~ 0.12%; Molybdenum (Mo) 0.05 ~ 0.12%; Cobalt (Co) 0.03 ~ 0.16%; Nitrogen (N) is less than 0.01%; And surplus is titanium and inevitable impurity element.Thus, by the compound film sheet group 1 of the folded collection of multilayer light weight, the titanium alloy diaphragm group 10 that slim, corrosion-resistant and fatigue resistance is excellent and MULTILAYER COMPOSITE elastomer diaphragm 20, be applicable to the coupling of wind-driven generator, for the bit shift compensation of flexible buffer and angle axis, the multi-deck combined of bi-material is made described compound film sheet group 1 be taken into account its compensation ability and bearing capacity.
Wherein, the weight portion of described compounded rubber diaphragm 20 constitutive material is: 60 ~ 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene (ETPI); 4 ~ 6 parts of PTTs (PTT); 4 ~ 8 parts of thermoplastic polyester elastomers (TPEE); 2 ~ 10 parts of vinyl silanes; 0.5 ~ 1 part of nano zine oxide; 1 ~ 2 part of calcium carbonate crystal whisker; 1 ~ 1.5 part of nano silicon; 2 ~ 6 parts of vulcanzing agents; 1 ~ 3 part of vulcanizing accelerator; And 1 ~ 2 part of age resister.
Wherein, the thickness of the sub-diaphragm 11 of titanium alloy described in each is 0.2 ~ 0.3mm.
Wherein, described in each, the thickness of compounded rubber diaphragm 20 is 0.4 ~ 0.5mm.
Wherein, described fan coupler compound film sheet group 1 is made up of 3 groups of titanium alloy diaphragm groups 10 and 4 compounded rubber diaphragms 20, and wherein, described titanium alloy diaphragm group 10 compartment of terrain is arranged at the internal layer of described compound film sheet group 1.In other words, described elastomer diaphragm fits in the both sides of described titanium alloy diaphragm group 10 overlappingly, be compounded rubber diaphragm 20 at the first floor of described compound film sheet group 1, the folded described compounded rubber diaphragm 20 combining in the first floor of titanium alloy diaphragm group 10, then by folded for compounded rubber diaphragm described in one deck 20 opposite side combining in described titanium alloy diaphragm group 10, folded collection described titanium alloy diaphragm group 10, compounded rubber diaphragm 20, titanium alloy diaphragm group 10 and compounded rubber diaphragm 20 successively.Thus, mode set is folded by Spaced, make described compound film sheet group 1 take into account compensation ability and bearing capacity, by the synergy of described titanium alloy diaphragm group 10 with described compounded rubber diaphragm 20, the stress that described compound film sheet group 1 is subject to is disperseed in time, effectively.
Wherein, titanium alloy diaphragm group 10 described in each is containing 4 sub-diaphragms 11 of described titanium alloy.
In the sub-diaphragm 11 of described titanium alloy, because Al is the element of α stabilization, and reduce β phase transition temperature, can TiAl be generated in Ti alloy
3deng compound, can be used as the forming core particle of non-spontaneous.And in order to guarantee intensity further and reduce β phase transition temperature, add the Fe of content between 0.8 ~ the 1.4% and C of content between 0.01 ~ 0.06%, it is the element of the α stabilization of solid solution in Ti due to C, by in top layer solid solution, the Si concentration on top layer is declined, suppresses the generation of Si compound, thus, the reduction of fatigue resistance is effectively suppressed, and is strengthened the fatigue resistance of described compound film sheet group 1.
Wherein, Si is eutectoid type β stabilizing element, and content is higher, and intensity is higher, in order to increase wear resistance and the fatigue resistance of the sub-diaphragm 11 of described titanium alloy, in the preparation of the sub-diaphragm 11 of described titanium alloy, needs the Si of interpolation 0.2 ~ 0.32%.
Wherein, because Cu element and a lot of element form intermetallic compounds as Al-Cu system crystal, the CuAl of precipitation
2particle can improve the softening resistance of Ti alloy.Meanwhile, Ti and Cu can also form Ti-Cu based compound, and the compound that Ti and Cu is formed mainly contains Ti
2cu
3, TiCu and Ti
2cu, can strengthen wear resistance and the heat resistance of the sub-diaphragm 11 of described titanium alloy.
Wherein, because Mo and V is the element of β phase stabilization, by the synergy of Mo and V with rare earth elements, the resistance to crack corrosivity of the sub-diaphragm of described titanium alloy 11 can be improved.
Wherein, Cu, the Sn of solid solution in this two-phase of α and β, the raising for intensity-specific elongation balance is effective, and thus, the content that Sn selects is between 0.3-0.5%.
Wherein, Sc is a kind of rare earth elements, can the cast structure of refining alloy material consumingly, improves the distribution of impurity in alloy material, and improves physical property and the working properties of alloy.In the preparation process of the sub-diaphragm 11 of described titanium alloy, Sc and Al can form multiple compounds as ScAl
3, ScAl
2, ScAl, thus easily form oversaturated solid solution in crystallization process, the ScAl of easy precipitation coherence in heating and extrusion process
3particle, thus can strong inhibition recrystallization process and the stability improving the sub-diaphragm 11 of described titanium alloy.
Wherein, because Co element can improve the resistance to crack corrosivity of Ti alloy, and Co and Sc mating reaction, be able to the corrosion resistance strengthening described titanium alloy diaphragm group 10 further, in order to obtain the synergy of Co and Sc in the sub-diaphragm 11 of described titanium alloy, the amount of Co is more than 0.03%.If but the too high corrosion resistance of Ti alloy that can make on the contrary of the content of Co reduces, preferably, the containing ratio of Co is between 0.03 ~ 0.16%.
Thus because the intensity of the sub-diaphragm 11 of described titanium alloy and fatigue resistance are largely increased, its thickness size is relatively thin.
In described compounded rubber diaphragm 20, ETPI be Isosorbide-5-Nitrae using trans-polyisoprene (TPI) through epoxide modified rubber, the transconfiguration in TPI is retained, keep the excellent performance of TPI, as low in high hardness, heat-dissipating, wear-resisting property and the excellent feature of dynamic fatigue property.Simultaneously, because TPI is crystalline high polymer, molecular chain is ordered arrangement in crystalline region, its mobility reduces, and has higher heatproof air aging performance, the ETPI synthesized after epoxidization, still the TPI crystallization of part is had, these crystallites are distributed in PTT, TPEE the effect playing physical crosslinking, increase the crosslink density of sizing material, contribute to the synthesis of described compounded rubber diaphragm 20.
Wherein, PTT is able to be formed by terephthalic acid (PTA) and 1,3-PD (PDO) polycondensation.Main chain is the saturated linear molecular composition that rigidity phenyl ring and flexible fatty alcohol couple together by each repetitive, the height geometrical regularity of molecule and rigid element make whole system have high mechanical strength, outstanding chemical reagent resistance and heat resistance, and PTT symmetrical configuration, meet the requirement of closely piling up, be applicable to, as the framework material of described compounded rubber diaphragm 20, meet its requirement of strength.
Wherein, TPEE is the block copolymer containing the hard section of polyester and polyester soft segment, and wherein polyester soft segment and uncrystallized polyester form the hard section of amorphous phase polyester, and partially crystallizable forms crystalline domains, plays physical crosslinking point.TPEE has the elasticity of rubber and the intensity of engineering plastics; Give its elasticity, make it have rubber performance for soft section; Hard section gives its processibility, makes it have plastics performance; With rubber phase ratio, TPEE has better processibility and longer working life; Compared with engineering material, there is feature that intensity is high equally, and pliability and dynamic mechanical better.Adding of TPEE is significantly promoted the ability that macromolecular chain segment freely changes microcosmic conformation, TPEE and ETPI, PTT can form the interspersed structure of interpenetrating networks, effectively improve the mechanical property of described compounded rubber diaphragm 20 as hardness, stretching yield stress and elongation at yield rate.
Wherein, unsaturated (-the C=C-) of vinyl silanes can graft on TPEE, ETPI, improves the compatibility of whole system.
Wherein, nano zine oxide as reinforcing agent and Active agent, for improving cross-linking properties, the hardness of whole system.Meanwhile, due to adding of nano zine oxide, described compounded rubber diaphragm 20 is made to have good wear resistance, resistance to tearing and elasticity.Preferably, diameter is selected to be the zinc oxide particles of 0.01-0.1 micron.
Wherein, described calcium carbonate crystal whisker and nano silicon are reinforcing agents, because white carbon specific surface area is large, to the adsorptive power of rubber macromolecule higher than similar carbon black, be conducive to forming more physical crosslinking point, adding a certain amount of nano silicon can make the minimum torque of sizing material and peak torque increase, and improves the crosslink density of sizing material.Meanwhile, nano silicon and vinyl silanes have coupled action, make polymer and nano silicon form chemical bond linkage, improve wear resistance and the rebound elasticity of sizing material.
Wherein, that described vulcanzing agent is chosen is sulphur, benzoyl peroxide, tetramethylthiuram disulfide, N, N, one or both in-penylene a bismaleimides.Preferably, use tetramethylthiuram disulfide and N, N, the mixture an of-penylene bismaleimides, wherein, tetramethylthiuram disulfide accounts for 50% of vulcanzing agent total content.Due to N, N ,-penylene a bismaleimides coordinates with tetramethylthiuram disulfide, effectively prevented recovery, improve heat resistance, reduce heat-dissipating and ageing-resistant, thus improve the Adhesion force of described compounded rubber and the modulus of colloid, reduce compression set.
Wherein, the one of what vulcanizing accelerator was chosen is dibenzothiazyl disulfide, N tert butyl benzothiazole 2 sulfenamide or both mixtures, preferably, what select is dibenzothiazyl disulfide.
Wherein, that age resister is chosen is N-phenyl-N-isopropyl-p-phenylenediamine (PPD), N, N ' diphenyl-p-phenylenediamine, N-phenyl N-cyclohexyl p-phenylenediamine (PPD), one or both in 2,2,4-trimethyl-1,2-dihyaroquinolines.Preferably, described age resister is N-phenyl-N-isopropyl-p-phenylenediamine (PPD).
Described compound film sheet group 1 consists of folded collection described compounded rubber diaphragm 20 and described titanium alloy diaphragm group 10, do not change the structure of original monometallic or elastomer diaphragm, reduce relevant preparation cost, and preparation is simple, cost is low, and malleable is good, good heat resistance, its fatigue resistance of further enhancing, takes into account its compensation ability and bearing capacity.Wherein, the elasticity centering capacity of described compound film sheet group 1 meets default angle and part nose balance function, meanwhile, bears alternation load, does not produce fatigue fracture under-40 DEG C in Two decades years lifetime ~+50 DEG C working environments.And during operation, because the wear resistance of described compound film sheet group 1 is enhanced, in the course of the work without the need to the work of lubricating, avoid oil dripping in cabin.
A preparation method for fan coupler compound film sheet group 1, it comprises step:
S100 provides many group titanium alloy diaphragm groups 10, wherein, and the component of described titanium alloy diaphragm group 10 containing following mass percent: aluminium 1.5 ~ 2.6%; Iron 0.8 ~ 1.4%; Silicon 0.2 ~ 0.32%; Vanadium 0.3 ~ 0.45%; Carbon 0.01 ~ 0.06%; Copper 0.4 ~ 0.6%; Tin 0.3 ~ 0.5%; Scandium 0.05 ~ 0.12%; Molybdenum 0.05 ~ 0.12%; Cobalt 0.03 ~ 0.16%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element;
S200 provides multiple compounded rubber diaphragm 20, and wherein, the weight portion of described compounded rubber diaphragm 20 constitutive material is: 60 ~ 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene; 4 ~ 6 parts of PTTs; 4 ~ 8 parts of thermoplastic polyester elastomers; 2 ~ 10 parts of vinyl silanes; 0.5 ~ 1 part of nano zine oxide; 1 ~ 2 part of calcium carbonate crystal whisker; 1 ~ 1.5 part of nano silicon; 2 ~ 6 parts of vulcanzing agents; 1 ~ 3 part of vulcanizing accelerator; And 1 ~ 2 part of age resister; And
S300 combines in described titanium alloy diaphragm group 10 both sides by folded for described elastomer diaphragm compartment of terrain.
Wherein, in described step S100, the preparation method of described titanium alloy diaphragm group 10, comprises step:
The component of the described titanium alloy diaphragm group 10 of respective quality part is made titanium alloy by vacuum arc melting method by S110;
Described titanium alloy plate is heated to 1000 ~ 1050 DEG C and carries out forge hot by S120, by hot rolling at 1000 DEG C until sheet metal thickness is 2.5mm, obtains hot rolled plate;
S130 is by described hot rolled plate by pickling after handling return, and obtain the hot-roll annealing material of thickness of slab 2mm, wherein, the temperature of annealing in process is 840 DEG C, processes 5 ~ 8 minutes;
S140 is cold-rolled to sheet material 1.5mm, pickling after 850 DEG C of annealing in process, then hot rolling is until sheet metal thickness is 0.8mm;
S150 carries out shot blast, pickling to after described hot rolled plate annealing in process, obtains the hot-roll annealing plate of thickness of slab 0.6mm, and wherein, the temperature of annealing in process is 840 DEG C, processes 5 ~ 8 minutes; And
It is 0.2 ~ 0.3mm that described hot-roll annealing plate is cold-rolled to sheet metal thickness by S160, and punch press section obtains the sub-diaphragm 11 of titanium alloy, by by sub-for multiple described titanium alloy diaphragm 11 folded collection in groups, forms described titanium alloy diaphragm group 10.
Wherein, in described step S200, the preparation method of described compounded rubber diaphragm 20, comprises step:
The nano zine oxide of corresponding weight portion, nano silicon, calcium titanate whisker, vinyl silanes are mixed 10min by S210 in high-speed mixer, obtain mixed material A;
S220 is by the epoxidation trans-1 of corresponding weight portion, 4-polyisoprene, PTT, thermoplastic polyester elastomer add in dispersion kneader and stir mixing 20 ~ 40min, described mixed material A is added wherein, be warming up to 150 DEG C and continue mixing 40 ~ 60min, vacuum is to 0.1MPa, keep 150 DEG C to continue mixing 60min, discharge, filters glue and obtains base material elastomeric compound in rubber strainer;
Described base material elastomeric compound drops in mill by S230, then adds the vulcanzing agent of corresponding weight portion, vulcanizing accelerator and age resister, mixes the sizing material obtaining described compounded rubber diaphragm 20; And
S240 is by the sizing material moulding by casting of described compounded rubber diaphragm 20, and pouring temperature is 150 ~ 200 DEG C, pouring pressure 35 ~ 40MPa.
Owing to adopting the preparation method of metal diaphragm and nonmetallic compounded rubber diaphragm 20, described titanium alloy diaphragm group 10 is easily prepared with described compounded rubber diaphragm 20, cost is low, and the combination property of diaphragm is high, especially environment resistant corrosion ability is strong, greatly improve the combination property of described fan coupler compound film sheet group 1, as shock absorption, corrosion stability and wear resistance, thus extend the working life of described compound film sheet group 1.
Embodiment one
The preparation method of described fan coupler compound film sheet group 1 comprises step further:
Many group titanium alloy diaphragm groups 10 are provided, wherein, the component of described titanium alloy diaphragm group 10 containing following mass percent: aluminium 2.1%; Iron 1.2%; Silicon 0.25%; Vanadium 0.3%; Carbon 0.03%; Copper 0.55; Tin 0.35%; Scandium 0.06%; Molybdenum 0.08%; Cobalt 0.08%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element;
There is provided multiple compounded rubber diaphragm 20, wherein, the weight portion of described compounded rubber diaphragm 20 constitutive material is: 75 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene; 4 parts of PTTs; 5 parts of thermoplastic polyester elastomers; 6 parts of vinyl silanes; 0.5 part of nano zine oxide; 1 part of calcium carbonate crystal whisker; 1 part of nano silicon; 3 parts of vulcanzing agents; 2 parts of vulcanizing accelerators; And 1 part of age resister; And
Described titanium alloy diaphragm group 10 both sides are combined in by folded for described elastomer diaphragm compartment of terrain.
Wherein, in the preparation process of described titanium alloy diaphragm group 10: the hot forging temperature of S120 is 1000 DEG C; The annealing in process time of S130 is 6 minutes; The annealing in process time of S150 is 8 minutes; The sheet metal thickness of S160 is 0.2mm.
Wherein, in the preparation process of described compounded rubber diaphragm 20: the first time mixing time in step S220 is 20min, the mixing time being warming up to 150 DEG C is 55min; Pouring temperature in step S240 is 180 DEG C, and pouring pressure is 40MPa.
Embodiment two
The preparation method of described fan coupler compound film sheet group 1 comprises step further:
Many group titanium alloy diaphragm groups 10 are provided, wherein, the component of described titanium alloy diaphragm group 10 containing following mass percent: aluminium 2.6%; Iron 1.4%; Silicon 0.2%; Vanadium 0.35%; Carbon 0.06%; Copper 0.6; Tin 0.3%; Scandium 0.05%; Molybdenum 0.12%; Cobalt 0.16%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element;
There is provided multiple compounded rubber diaphragm 20, wherein, the weight portion of described compounded rubber diaphragm 20 constitutive material is: 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene; 6 parts of PTTs; 8 parts of thermoplastic polyester elastomers; 10 parts of vinyl silanes; 1 part of nano zine oxide; 2 parts of calcium carbonate crystal whiskers; 1.5 parts of nano silicons; 6 parts of vulcanzing agents; 3 parts of vulcanizing accelerators; And 1.5 parts of age resister; And
Described titanium alloy diaphragm group 10 both sides are combined in by folded for described elastomer diaphragm compartment of terrain.
Wherein, in the preparation process of described titanium alloy diaphragm group 10: the hot forging temperature of S120 is 1020 DEG C; The annealing in process time of S130 is 8 minutes; The annealing in process time of S150 is 5 minutes; The sheet metal thickness of S160 is 0.25mm.
Wherein, in the preparation process of described compounded rubber diaphragm 20: the first time mixing time in step S220 is 30min, the mixing time being warming up to 150 DEG C is 60min; Pouring temperature in step S240 is 200 DEG C, and pouring pressure is 35MPa.
Embodiment three
The preparation method of described fan coupler compound film sheet group 1 comprises step further:
Many group titanium alloy diaphragm groups 10 are provided, wherein, the component of described titanium alloy diaphragm group 10 containing following mass percent: aluminium 1.5%; Iron 0.8%; Silicon 0.32%; Vanadium 0.45%; Carbon 0.01%; Copper 0.4; Tin 0.5%; Scandium 0.12%; Molybdenum 0.05%; Cobalt 0.03%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element;
There is provided multiple compounded rubber diaphragm 20, wherein, the weight portion of described compounded rubber diaphragm 20 constitutive material is: 60 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene; 5 parts of PTTs; 6 parts of thermoplastic polyester elastomers; 2 parts of vinyl silanes; 0.7 part of nano zine oxide; 1.5 parts of calcium carbonate crystal whiskers; 1.2 parts of nano silicons; 2 parts of vulcanzing agents; 1 part of vulcanizing accelerator; And 2 parts of age resister; And
Described titanium alloy diaphragm group 10 both sides are combined in by folded for described elastomer diaphragm compartment of terrain.
Wherein, in the preparation process of described titanium alloy diaphragm group 10: the hot forging temperature of S120 is 1050 DEG C; The annealing in process time of S130 is 5 minutes; The annealing in process time of S150 is 8 minutes; The sheet metal thickness of S160 is 0.3mm.
Wherein, in the preparation process of described compounded rubber diaphragm 20: the first time mixing time in step S220 is 40min, the mixing time being warming up to 150 DEG C is 40min; Pouring temperature in step S240 is 150 DEG C, and pouring pressure is 37MPa.
Testing property to described titanium alloy diaphragm group 10:
1, fatigue test evaluation, is by little wild formula Rotary Bending Fatigue Test, proceeds to 1 × 107 time with the condition of maximum stress 360MPa, stress ratio R=-1,3600rpm, room temperature.Until the average evaluation not having for 1 × 107 time to rupture be "○", the average evaluation of fracture is "×".
2, resistance to crevice corrosion test, crevice corrosion test carries out under the following conditions:: experimental enviroment: 250g/LNaClpH=2 (pH hydrochloric acid adjusts), 150 DEG C of saturations of the air, test period: 240 hours, observes the crack (individual) of whether corroding generation.
3, heat-resisting (boiling) salt acidic test, heat-resisting (boiling) salt acidic test, for simulating the corrosion test of the crack environment of crevice corrosion, is carried out under the following conditions.Possess serpentine (trombone) cooler in boiling test chamber, heat steam cooling is reverted to liquid, and solution concentration can not change thus.Solution concentration and temperature: the hydrochloric acid (fluidized state) of 3%, dip time: 96 hours.
More than show and describe basic principle of the present invention, major character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and specification; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in claimed scope of the present invention.The protection domain of application claims is defined by appending claims and equivalent thereof.
Claims (10)
1. a fan coupler compound film sheet group, it is characterized in that, comprise at least one group of titanium alloy diaphragm group and at least two compounded rubber diaphragms, described compounded rubber diaphragm compartment of terrain is folded combines in described titanium alloy diaphragm group both sides, wherein, described in each, titanium alloy diaphragm group comprises the sub-diaphragm of multiple titanium alloy, and the sub-diaphragm of described titanium alloy contains the component of following mass percent: aluminium 1.5 ~ 2.6%; Iron 0.8 ~ 1.4%; Silicon 0.2 ~ 0.32%; Vanadium 0.3 ~ 0.45%; Carbon 0.01 ~ 0.06%; Copper 0.4 ~ 0.6%; Tin 0.3 ~ 0.5%; Scandium 0.05 ~ 0.12%; Molybdenum 0.05 ~ 0.12%; Cobalt 0.03 ~ 0.16%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element.
2. fan coupler compound film sheet group according to claim 1, is characterized in that, the weight portion of described compounded rubber diaphragm constitutive material is: 60 ~ 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene (ETPI); 4 ~ 6 parts of PTTs (PTT); 4 ~ 8 parts of thermoplastic polyester elastomers (TPEE); 2 ~ 10 parts of vinyl silanes; 0.5 ~ 1 part of nano zine oxide; 1 ~ 2 part of calcium carbonate crystal whisker; 1 ~ 1.5 part of nano silicon; 2 ~ 6 parts of vulcanzing agents; 1 ~ 3 part of vulcanizing accelerator; And 1 ~ 2 part of age resister.
3. fan coupler compound film sheet group according to claim 2, is characterized in that, the thickness of the sub-diaphragm of titanium alloy described in each is 0.2 ~ 0.3mm.
4. fan coupler compound film sheet group according to claim 3, is characterized in that, described in each, the thickness of compounded rubber diaphragm is 0.4 ~ 0.5mm.
5. fan coupler compound film sheet group according to claim 4, it is characterized in that, described fan coupler compound film sheet group is made up of 3 groups of titanium alloy diaphragm groups and 4 compounded rubber diaphragms, and wherein, described titanium alloy diaphragm group compartment of terrain is arranged at the internal layer of described compound film sheet group.
6. fan coupler compound film sheet group according to claim 5, is characterized in that, titanium alloy diaphragm group described in each contains 4 sub-diaphragms of described titanium alloy.
7. according to described fan coupler compound film sheet group arbitrary in claim 2 to 6, it is characterized in that, that described vulcanzing agent is chosen is sulphur, benzoyl peroxide, tetramethylthiuram disulfide and N, N, one or both in-penylene a bismaleimides.
8. a preparation method for fan coupler compound film sheet group, is characterized in that, comprises step:
S100 provides many group titanium alloy diaphragm groups, and wherein, described titanium alloy diaphragm group contains the component of following mass percent: aluminium 1.5 ~ 2.6%; Iron 0.8 ~ 1.4%; Silicon 0.2 ~ 0.32%; Vanadium 0.3 ~ 0.45%; Carbon 0.01 ~ 0.06%; Copper 0.4 ~ 0.6%; Tin 0.3 ~ 0.5%; Scandium 0.05 ~ 0.12%; Molybdenum 0.05 ~ 0.12%; Cobalt 0.03 ~ 0.16%; Nitrogen is less than 0.01%; And surplus is titanium and inevitable impurity element;
S200 provides multiple compounded rubber diaphragm, and wherein, the weight portion of described compounded rubber diaphragm constitutive material is: 60 ~ 80 parts of epoxidation trans-Isosorbide-5-Nitrae-polyisoprene; 4 ~ 6 parts of PTTs; 4 ~ 8 parts of thermoplastic polyester elastomers; 2 ~ 10 parts of vinyl silanes; 0.5 ~ 1 part of nano zine oxide; 1 ~ 2 part of calcium carbonate crystal whisker; 1 ~ 1.5 part of nano silicon; 2 ~ 6 parts of vulcanzing agents; 1 ~ 3 part of vulcanizing accelerator; And 1 ~ 2 part of age resister; And
S300 combines in described titanium alloy diaphragm group both sides by folded for described elastomer diaphragm compartment of terrain.
9. preparation method according to claim 8, is characterized in that, in described step S100, the preparation method of described titanium alloy diaphragm group, comprises step:
The component of the described titanium alloy diaphragm group of respective quality part is made titanium alloy by vacuum arc melting method by S110;
Described titanium alloy plate is heated to 1000 ~ 1050 DEG C and carries out forge hot by S120, by hot rolling at 1000 DEG C until sheet metal thickness is 2.5mm, obtains hot rolled plate;
S130 is by described hot rolled plate by pickling after handling return, and obtain the hot-roll annealing material of thickness of slab 2mm, wherein, the temperature of annealing in process is 840 DEG C, processes 5 ~ 8 minutes;
S140 is cold-rolled to sheet material 1.5mm, pickling after 850 DEG C of annealing in process, then hot rolling is until sheet metal thickness is 0.8mm;
S150 carries out shot blast, pickling to after described hot rolled plate annealing in process, obtains the hot-roll annealing plate of thickness of slab 0.6mm, and wherein, the temperature of annealing in process is 840 DEG C, processes 5 ~ 8 minutes; And
It is 0.2 ~ 0.3mm that described hot-roll annealing plate is cold-rolled to sheet metal thickness by S160, and punch press section obtains the sub-diaphragm of titanium alloy, by by the sub-diaphragm of multiple described titanium alloys folded collection in groups, forms described titanium alloy diaphragm group.
10. preparation method according to claim 8 or claim 9, it is characterized in that, in described step S200, the preparation method of described compounded rubber diaphragm, comprises step:
The nano zine oxide of corresponding weight portion, nano silicon, calcium titanate whisker, vinyl silanes are mixed 10min by S210 in high-speed mixer, obtain mixed material A;
S220 is by the epoxidation trans-1 of corresponding weight portion, 4-polyisoprene, PTT, thermoplastic polyester elastomer add in dispersion kneader and stir mixing 20 ~ 40min, described mixed material A is added wherein, be warming up to 150 DEG C and continue mixing 40 ~ 60min, vacuum is to 0.1MPa, keep 150 DEG C to continue mixing 60min, discharge, filters glue and obtains base material elastomeric compound in rubber strainer;
Described base material elastomeric compound drops in mill by S230, then adds the vulcanzing agent of corresponding weight portion, vulcanizing accelerator and age resister, mixes the sizing material obtaining described compounded rubber diaphragm; And
S240 is by the sizing material moulding by casting of described compounded rubber diaphragm, and pouring temperature is 150 ~ 200 DEG C, pouring pressure 35 ~ 40MPa.
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