CN105150508B - Process method for preparing static ring used for ship tail shaft sealing and lubricating - Google Patents
Process method for preparing static ring used for ship tail shaft sealing and lubricating Download PDFInfo
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- CN105150508B CN105150508B CN201510496234.4A CN201510496234A CN105150508B CN 105150508 B CN105150508 B CN 105150508B CN 201510496234 A CN201510496234 A CN 201510496234A CN 105150508 B CN105150508 B CN 105150508B
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Abstract
The invention provides a process method for preparing a static ring used for ship tail shaft sealing and lubricating, and belongs to the technical field of sealing materials. The process method includes the steps that continuous long fibers are soaked in glue and then dried; activated short fibers, fillers and the like are evenly mixed and then humidified; the continuous fibers are coated with the mixture to obtain coated fibers; the coated fibers are twisted in a three-ply manner and are infiltrated with a prepared resin glue solution; a mold is filled in a winding and knitting manner; and the mold is buckled after drying is conducted, and hot press molding is conducted. Compared with a traditional static ring, the structure of the obtained static ring has designability and has good a chemical property and a good lubricating property; and experiments prove that the compression strength of the static ring is larger than 120 MPa, the bending strength of the static ring is larger than 60 MPa, the impact strength of the static ring is larger than 32 kJ/m<2>, and the hardness of the static ring is smaller than 75 (Rockwell, RHM).
Description
Technical field
The invention belongs to encapsulant technical field, and in particular to a kind of to prepare the work that screw shaft of ship seals lubrication stationary ring
Process.
Background technology
Shaft sealer is mainly made up of friction pair, and friction pair is the general name of rotating ring and stationary ring, is to constitute mechanical seal most
Main element.When friction pair runs, due to by used when spring force, seal pressure, liquid film opening force, frictional force and operation
Property the effect such as power, stationary ring part wears are very fast, periodic replacement are needed, so stationary ring determines to a great extent stern shaft seal gland
Performance and the life-span.Stationary ring is that closure size is maximum on hull, working environment dynamic sealing equipment the most severe, stationary ring
Manufacturing technology, is one of key technology of the maritime equipment of naval vessels and system.Stationary ring as consumable accessory must have high mechanical strength,
Self-lubricating property is good, wearability is good, heat conductivity is good, heat-resisting and thermal shock resistance properties is good, decay resistance is strong, linear expansion coefficient is little and
The advantages of vibration absorbing performance is strong.
Used as a shipbuilding big country, the manufacturing process and research level of stationary ring but seriously lag behind the development of shipbuilding industry for China
Speed, particularly major diameter, High-performance static ring material rely primarily on always import.Product and research of the current China with regard to stationary ring
It is concentrated mainly on mechanical-hydraulic stationary seal ring, and poor-performing single for stationary ring product category that ship is used.The country makes
Stationary ring product is mostly rubber, fluoroplastics and fluorocarbon material, and adopts simple hot press forming technology mostly,
Resulting product anti-pressure ability is poor, and linear velocity is low, and heat resistance is poor, yielding, is unsuitable for large ship and uses.
The content of the invention
In order to solve technical problem present in prior art, the present invention provides one kind and prepares screw shaft of ship sealing lubrication use
The process of stationary ring, compared with traditional method, the stationary ring obtained by the present invention has good mechanical property and lubricity
Energy.
The present invention provides a kind of process for preparing screw shaft of ship sealing lubrication stationary ring, comprises the steps：
(1) process of continuous fiber：Phenolic resin is dissolved in alcohol solvent, adds mixing after silane coupler equal
It is even, mixed solution is obtained, continuous fiber is soaked in mixed solution, obtain impregnating the enhancing long fibre of glue after drying；
The continuous fiber is aramid fiber；
(2) activation processing of inorganic filler：Titanate coupling agent is dissolved in alcohol solvent, by inorganic filler at a high speed
Mix in dispersion machine, meanwhile, titanate coupling agent ethanol solution is sprayed, with high speed dispersor dispersion after drying, after being activated
Inorganic filler；
The inorganic filler is selected from one or two in Pulvis Talci, dolomite dusts；
(3) activation processing of chopped fiber：Silane coupler is dissolved in alcohol solvent, chopped fiber is placed in batch mixer
Shredding, meanwhile, silane coupler ethanol solution is sprayed, carry out shredding, the chopped fiber after being activated after drying again；
The chopped fiber is selected from one or two in short aramid fiber, tossa；
(4) mixing of material：By the inorganic filler after activation in step (2) with Tissuemat E, phenolic resin in high speed point
It is blended in scattered machine, obtains mixed powder；Chopped fiber after activation in mixed powder and step (3) is added in batch mixer and is blended,
Obtain mixed material；
(5) preforming of mixed material：
A) mixed material obtained in step (4) is poured in kneader, sprinkling ethanol infiltration mixed material is opened and mediated
Machine mixes material, obtains the wet feed of solvent infiltration；
B) wet feed in step a) is coated on the enhancing long fibre obtained in step (1), obtains coated fiber, will be applied
Fiber is covered per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre；
C) phenolic resin is dissolved in alcohol solvent, the banburying in banbury becomes glue；
D) step b) gained is wound and is woven on mould into composite fibre is twisted with the fingers Jing after step c) gained glues, by mould in
Drying in oven removes buckling mould after solvent, preheating, precompressed, deflation on vulcanizing press, the heat on solidification vulcanizer
It is molded for prefabricated component；
E) step d) gained prefabricated components are machined out after molding and obtain screw shaft of ship sealing lubrication stationary ring.
Preferably, phenolic resin described in step (1), step (4), step (5) is PF6290A；Step (1) and step
Suddenly silane coupler described in (3) is 3- aminopropyl triethyl silicane KH550, and titanate coupling agent described in step (2) is LD-
144。
Preferably, the rugosity of the continuous fiber is 400～800d, the length of the short aramid fiber is 1～
5mm, the length of the tossa is 1～3mm.
Preferably, solid content of step (1) phenolic resin in alcohol solvent is 15～55%, silane coupler
For the 0.2～1.5% of phenolic resin weight；Solid content of step (2) titanate coupling agent in alcohol solvent be 1～
10%, 20～150mL titanate coupling agent ethanol solution is sprayed in every kilogram of inorganic filler；Step (3) silane coupler exists
Solid content in alcohol solvent is 0.5～1.5%, and every kilogram of chopped fiber sprays 20～100mL silane coupler ethanol solution.
Preferably, in parts by weight, in step (4) content of each component be activation after 8～25 parts of inorganic filler,
10～25 parts of chopped fiber after activation, 15～25 parts of phenolic resin, 1～10 part of Tissuemat E.
Preferably, step (5) a) amount of alcohol be step (4) mixed material in phenolic resin weight 25%
～100%.
Preferably, step (5) c) solid content of the phenolic resin in alcohol solvent be 20～70%, the banburying
Time is 10～30min.
Preferably, step (5) b) described in painting method be：Coating machine drop temperature is set in into 45～75 DEG C, will
Step (5) a) obtain solvent infiltration wet feed be coated on the enhancing long fibre that step (1) is obtained.
Preferably, step (5) b) in a diameter of 1～3mm of coated fiber for obtaining, be into the twist for twisting with the fingers composite fibre
0.5～3 sth. made by twisting/centimetre.
Preferably, step (5) d) described in vulcanizing press preheating temperature be 80～115 DEG C, 2～10min of precompressed is put
Gas 2～4 times, the solidification vulcanizer hot press molding pressure is 10～25Mpa, and temperature is 145～165 DEG C, and hardening time is 1.5
～3h.
Beneficial effects of the present invention：The present invention by by continuous fiber impregnation post-drying, then by the short of activation processing
Damping after the mixing such as fiber, filler, is coated on continuous fiber, obtains coated fiber, then by coated fiber with three bursts of Twistings,
Then infiltrate deployed resin adhesive liquid, to wind braiding in the way of fill mould, buckling mould is hot-forming after drying.This
Invention stationary ring is that, with continuous fiber as reinforcement, phenolic resin is resin matrix, and gained static ring material has good mechanics
Performance and greasy property, and be unlikely to deform, test result indicate that, its compressive strength ＞ 120MPa, bending strength ＞ 60MPa,
Impact strength ＞ 32kJ/m2, hardness ＜ 75 (Rockwell, RHM).The present invention is more excellent compared with traditional method gained stationary ring
Gesture, the designability of its structure, excellent lubricating and wear-resisting damage performance and mechanical property, good manufacturability etc. can high efficiency, big
Scale steady production, disclosure satisfy that the use requirement of large ship ship sealing.
Specific embodiment
To make those skilled in the art be better understood from technical scheme, with reference to specific embodiment to this
Bright preferred embodiment is described, and protection scope of the present invention is not limited by the following examples.
The present invention provides a kind of process for preparing screw shaft of ship sealing lubrication stationary ring, comprises the steps：
(1) process of continuous fiber：Phenolic resin is dissolved in alcohol solvent, adds mixing after silane coupler equal
It is even, mixed solution is obtained, continuous fiber is soaked in mixed solution, obtain impregnating the enhancing long fibre of glue after drying；
The continuous fiber is aramid fiber；
(2) activation processing of inorganic filler：Titanate coupling agent is dissolved in alcohol solvent, by inorganic filler at a high speed
Mix in dispersion machine, meanwhile, titanate coupling agent ethanol solution is sprayed, with high speed dispersor dispersion after drying, after being activated
Inorganic filler；
The inorganic filler is selected from one or two in Pulvis Talci, dolomite dusts；
(3) activation processing of chopped fiber：Silane coupler is dissolved in alcohol solvent, chopped fiber is placed in batch mixer
Shredding, meanwhile, silane coupler ethanol solution is sprayed, carry out shredding, the chopped fiber after being activated after drying again；
The chopped fiber is selected from one or two in short aramid fiber, tossa；
(4) mixing of material：By the inorganic filler after activation in step (2) with Tissuemat E, phenolic resin in high speed point
It is blended in scattered machine, obtains mixed powder；Chopped fiber after activation in mixed powder and step (3) is added in batch mixer and is blended,
Obtain mixed material；
(5) preforming of mixed material：
A) mixed material obtained in step (4) is poured in kneader, sprinkling ethanol infiltration mixed material is opened and mediated
Machine mixes material, obtains the wet feed of solvent infiltration；
B) wet feed in step a) is coated on the enhancing long fibre obtained in step (1), obtains coated fiber, will be applied
Fiber is covered per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre；
C) phenolic resin is dissolved in alcohol solvent, the banburying in banbury becomes glue；
D) step b) gained is wound and is woven on mould into composite fibre is twisted with the fingers Jing after step c) gained glues, by mould in
Drying in oven removes buckling mould after solvent, preheating, precompressed, deflation on vulcanizing press, the heat on solidification vulcanizer
It is molded for prefabricated component；
E) step d) gained prefabricated components are machined out after molding and obtain screw shaft of ship sealing lubrication stationary ring.
According to the present invention, phenolic resin described in step (1) is preferably PF6290A, and producer is Jinan holy well group share
Company limited；The silane coupler is preferably 3- aminopropyl triethyl silicane KH550；The phenolic resin is in alcohol solvent
Solid content be preferably 15～55%, silane coupler is preferably the 0.2～1.5% of phenolic resin weight；By continuous fiber
In being soaked in mixed solution, dry preferably at 50～90 DEG C, obtain impregnating the enhancing long fibre of glue.The continuous fiber
It is preferred that rugosity is the aramid fiber of 400～800d.The present invention does not have special restriction to soak time, to be impregnated with continuous fiber
.
According to the present invention, titanate coupling agent is preferably LD-144 described in step (2), and the titanate coupling agent is in second
Solid content in alcoholic solvent is preferably 1～10%；One or two mixture in inorganic filler Pulvis Talci, dolomite dusts exists
Titanate coupling agent ethanol solution is sprayed while the stirring mixing of high speed dispersor high speed, every kilogram of inorganic filler is preferably sprayed
20～150mL titanate coupling agent ethanol solution；Then disperseed again with high speed dispersor again after inorganic filler is dried, this
Bright do not have special restriction to the drying temperature, preferably 70～90 DEG C；The Pulvis Talci is preferably 1500～3000 mesh, institute
State dolomite dusts and be preferably 1500～3000 mesh.
According to the present invention, silane coupler described in step (3) is preferably 3- aminopropyl triethyl silicane KH550；It is described
Solid content of the silane coupler in alcohol solvent is preferably 0.5～1.5%, every kilogram of chopped fiber 20～100mL of preferred sprinkling
Silane coupler ethanol solution, carries out again shredding, the present invention after the chopped fiber for spraying silane coupler ethanol solution is dried
There is no special restriction to the drying temperature, preferably 90～110 DEG C.The length of the short aramid fiber is preferably 1～
5mm, the length of the tossa is preferably 1～3mm.
According to the present invention, in step (4), first by the inorganic filler after activation in step (2) with Tissuemat E at a high speed
Mix homogeneously in dispersion machine, then by the dispersion blending at a high speed of the homogeneous batch mixing of character and phenolic resin, obtains mixed powder, mixes
During guarantee temperature in the kettle less than 80 DEG C, in order to avoid temperature is too high and make material lump；Then by mixed powder and step (3)
Chopped fiber after activation is added in batch mixer and is blended, and obtains mixed material；The phenolic resin is preferably PF6290A, according to weight
Amount part meter, the chopped fiber 10 after 8～25 parts of inorganic filler, activation after the content of each component is preferably activated in step (4)～
25 parts, 15～25 parts of phenolic resin, 1～10 part of Tissuemat E.
According to the present invention, in step (5), the mixed material obtained in step (4) is poured in kneader first, sprays second
Alcohol infiltrates mixed material, and the amount of alcohol is preferably 25%～100%, Ran Houkai of phenolic resin weight in the mixed material
Open kneader and mix material, until combustion is homogeneous, the wet feed of solvent infiltration is obtained, preferably by the wet of the solvent for obtaining infiltration
Material is placed in baking oven removing part alcohol solvent, after more preferably drying remaining amount of alcohol be every kilogram of mixed material 50～
200g。
Wet feed is coated on the enhancing long fibre obtained in step (1), coated fiber is obtained, concrete operations are preferably such as
Under：Coating machine drop temperature being set in into 45～75 DEG C, by step (5) a) wet feed of the solvent that obtains infiltration is coated in step
(1) on the enhancing long fibre for obtaining, just obtain that continuous, thickness is homogeneous, pack mixture material coated fiber, the coating
The diameter of fiber is preferably 1～3mm.Pulling equipment speed is adjusted to go out linear velocity with coated fiber suitable, collects coated fiber
It is standby.By coated fiber per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre, into twist with the fingers composite fibre the twist be preferably
0.5～3 sth. made by twisting/centimetre, more preferably 2 sth. made by twisting/centimetre.
Phenolic resin is dissolved in alcohol solvent, the banburying in banbury becomes glue；The phenolic resin is preferably
PF6290A, solid content of the phenolic resin in alcohol solvent is preferably 20～70%, more preferably 45%, the banburying
Time is preferably 10～30min.
Gained is wound into sth. made by twisting composite fibre Jing after glue and is woven on mould, operated as follows：To put into composite fibre is twisted with the fingers
On braider, glue is soaked during Jing glue grooves, machine braiding winding filling mould is then knitted into, until mould is filled up.By mould
Buckling mould after solvent is removed in drying in oven, is preferably disposed in baking oven with 50～85 DEG C of 10～48h of drying, then in flat board
Preheating, precompressed, deflation on vulcanizer, it is hot-forming for prefabricated component on solidification vulcanizer；The vulcanizing press preheating temperature
Spend for 80～115 DEG C, 2～10min of precompressed deflates 2～4 times, the solidification vulcanizer hot press molding pressure is 10～25Mpa,
Temperature is 145～165 DEG C, and hardening time is 1.5～3h.
Gained prefabricated component is machined out after molding and obtains screw shaft of ship sealing lubrication stationary ring.
Further detailed description is done to the present invention with reference to embodiment.
Involved raw material is commercially available in embodiment.
Embodiment 1：
Phenolic resin PF6290A200g is dissolved in 1L alcohol solvents, by the 0.5% of phenolic resin weight silane is added
Coupling agent 3- aminopropyl triethyl silicane KH-550, mix homogeneously obtains mixed solution, and continuous fiber (600d) immersion is mixed
In closing solution, take out after being impregnated with, be placed in baking oven at 60 DEG C and dry, obtain impregnating the enhancing long fibre of glue.
Titanate coupling agent LD-144 is configured to into the ethanol solution that solid content is 1%, by inorganic filler Pulvis Talci, white clouds
Stone powder sprays titanate coupling agent ethanol solution, every kilogram of inorganic filler sprinkling while high speed dispersor high speed is stirred
20mL, is placed in baking oven at 90 DEG C and dries, and is disperseed again with high speed dispersor, the inorganic filler after being activated.
Chopped fiber aramid fiber (5mm) is placed in into shredding in batch mixer, then silane resin acceptor kh-550 is sprayed in kettle
Solid content is 0.5% ethanol solution, and every kilogram of chopped fiber sprays 20mL, is placed in baking oven shredding after drying at 90 DEG C, obtains
Chopped fiber after activation.
Inorganic filler after activation and Tissuemat E, phenolic resin PF6290A are being less than into 80 DEG C in high speed dispersor
At a temperature of be blended, obtain mixed powder；Mixed powder is added into blending in batch mixer with the chopped fiber after activation, mixture is obtained
Material, wherein each component weight portion is respectively 10 parts of Pulvis Talci, 15 parts of dolomite dusts, 25 parts of short aramid fiber, phenolic resin
8 parts of PF6290A25 parts, Tissuemat E.
Mixed material is poured in kneader, the ethanol infiltration mixed material of phenolic resin quality 25% is sprayed, obtains molten
The wet feed of agent infiltration.Coating machine application temperature is set as 70 DEG C, and coating thickness is 0.5mm, the coated fiber for obtaining it is a diameter of
1mm。
By gained coated fiber per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre, the twist be 2 twist with the fingers/centimetre.
Embodiment 2：
Phenolic resin PF6290A250g is dissolved in 1L alcohol solvents, by the 1% of phenolic resin weight silane idol is added
Connection agent 3- aminopropyl triethyl silicane KH-550, mix homogeneously obtains mixed solution, and continuous fiber (400d) immersion is mixed
In solution, take out after being impregnated with, be placed in baking oven at 70 DEG C and dry, obtain impregnating the enhancing long fibre of glue.
Titanate coupling agent LD-144 is configured to into the ethanol solution that solid content is 5%, by inorganic filler Pulvis Talci in height
Titanate coupling agent ethanol solution is sprayed while fast dispersion machine high speed is stirred, every kilogram of inorganic filler is sprayed 30mL, is placed in
Dry at 80 DEG C in baking oven, disperseed again with high speed dispersor, the inorganic filler after being activated.
Chopped fiber tossa (3mm) is placed in into shredding in batch mixer, then silane resin acceptor kh-550 is sprayed in kettle
Solid content is 0.8% ethanol solution, and every kilogram of chopped fiber sprays 40mL, is placed in baking oven shredding after drying at 100 DEG C, obtains
Chopped fiber after activation.
Inorganic filler after activation and Tissuemat E, phenolic resin PF6290A are being less than into 80 DEG C in high speed dispersor
At a temperature of be blended, obtain mixed powder；Mixed powder is added into blending in batch mixer with the chopped fiber after activation, mixture is obtained
Material, wherein each component weight portion is respectively 20 parts of Pulvis Talci, 25 parts of tossa, phenolic resin PF6290A15 parts, Tissuemat E
5 parts.
Mixed material is poured in kneader, the ethanol infiltration mixed material of phenolic resin quality 100% is sprayed, obtains molten
The wet feed of agent infiltration.Coating machine application temperature is set as 65 DEG C, and coating thickness is 1mm, the coated fiber for obtaining it is a diameter of
2mm。
By gained coated fiber per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre, the twist be 2 twist with the fingers/centimetre.
Embodiment 3：
Phenolic resin PF6290A350g is dissolved in 1L alcohol solvents, by the 1.5% of phenolic resin weight silane is added
Coupling agent 3- aminopropyl triethyl silicane KH-550, mix homogeneously obtains mixed solution, and continuous fiber (800d) immersion is mixed
In closing solution, take out after being impregnated with, be placed in baking oven at 70 DEG C and dry, obtain impregnating the enhancing long fibre of glue.
Titanate coupling agent LD-144 is configured to into the ethanol solution that solid content is 10%, inorganic filler dolomite dusts are existed
Titanate coupling agent ethanol solution is sprayed while high speed dispersor high speed is stirred, every kilogram of inorganic filler is sprayed 50mL, put
Dry at 70 DEG C in the baking oven, disperseed again with high speed dispersor, the inorganic filler after being activated.
Chopped fiber aramid fiber (1mm) is placed in into shredding in batch mixer, then silane resin acceptor kh-550 is sprayed in kettle
Solid content is 1.5% ethanol solution, and every kilogram of chopped fiber sprays 30mL, is placed in baking oven shredding after drying at 110 DEG C, obtains
Chopped fiber after activation.
Inorganic filler after activation and Tissuemat E, phenolic resin PF6290A are being less than into 80 DEG C in high speed dispersor
At a temperature of be blended, obtain mixed powder；Mixed powder is added into blending in batch mixer with the chopped fiber after activation, mixture is obtained
Material, wherein each component weight portion is respectively 8 parts of dolomite dusts, 10 parts of aramid fiber, phenolic resin PF6290A20 parts, polyethylene
6 parts of wax.
Mixed material is poured in kneader, the ethanol infiltration mixed material of phenolic resin quality 50% is sprayed, obtains molten
The wet feed of agent infiltration.Coating machine application temperature is set as 55 DEG C, and coating thickness is 1.5mm, the coated fiber for obtaining it is a diameter of
3mm。
By gained coated fiber per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre, the twist be 2 twist with the fingers/centimetre.
Embodiment 4：
Phenolic resin PF6290A150g is dissolved in 1L alcohol solvents, by the 0.2% of phenolic resin weight silane is added
Coupling agent 3- aminopropyl triethyl silicane KH-550, mix homogeneously obtains mixed solution, and continuous fiber (600d) immersion is mixed
In closing solution, take out after being impregnated with, be placed in baking oven at 60 DEG C and dry, obtain impregnating the enhancing long fibre of glue.
Titanate coupling agent LD-144 is configured to into the ethanol solution that solid content is 1%, by inorganic filler Pulvis Talci, white clouds
Stone powder sprays titanate coupling agent ethanol solution, every kilogram of inorganic filler sprinkling while high speed dispersor high speed is stirred
150mL, is placed in baking oven at 90 DEG C and dries, and is disperseed again with high speed dispersor, the inorganic filler after being activated.
Chopped fiber tossa (1mm) is placed in into shredding in batch mixer, then silane resin acceptor kh-550 is sprayed in kettle
Solid content is 0.5% ethanol solution, and every kilogram of chopped fiber sprays 100mL, is placed in baking oven shredding after drying at 90 DEG C, obtains
Chopped fiber after activation.
Inorganic filler after activation and Tissuemat E, phenolic resin PF6290A are being less than into 80 DEG C in high speed dispersor
At a temperature of be blended, obtain mixed powder；Mixed powder is added into blending in batch mixer with the chopped fiber after activation, mixture is obtained
Material, wherein each component weight portion is respectively 5 parts of Pulvis Talci, 15 parts of dolomite dusts, 10 parts of tossa, phenolic resin
1 part of PF6290A25 parts, Tissuemat E.
Mixed material is poured in kneader, the ethanol infiltration mixed material of phenolic resin quality 25% is sprayed, obtains molten
The wet feed of agent infiltration.Coating machine application temperature is set as 45 DEG C, and coating thickness is 1.5mm, the coated fiber for obtaining it is a diameter of
3mm。
By gained coated fiber per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre, the twist be 2 twist with the fingers/centimetre.
Embodiment 5：
Phenolic resin PF6290A550g is dissolved in 1L alcohol solvents, by the 1.5% of phenolic resin weight silane is added
Coupling agent 3- aminopropyl triethyl silicane KH-550, mix homogeneously obtains mixed solution, and continuous fiber (800d) immersion is mixed
In closing solution, take out after being impregnated with, be placed in baking oven at 70 DEG C and dry, obtain impregnating the enhancing long fibre of glue.
Titanate coupling agent LD-144 is configured to into the ethanol solution that solid content is 10%, inorganic filler dolomite dusts are existed
Titanate coupling agent ethanol solution is sprayed while high speed dispersor high speed is stirred, every kilogram of inorganic filler is sprayed 50mL, put
Dry at 70 DEG C in the baking oven, disperseed again with high speed dispersor, the inorganic filler after being activated.
Chopped fiber aramid fiber (1mm) is placed in into shredding in batch mixer, then silane resin acceptor kh-550 is sprayed in kettle
Solid content is 1.5% ethanol solution, and every kilogram of chopped fiber sprays 30mL, is placed in baking oven shredding after drying at 110 DEG C, obtains
Chopped fiber after activation.
Inorganic filler after activation and Tissuemat E, phenolic resin PF6290A are being less than into 80 DEG C in high speed dispersor
At a temperature of be blended, obtain mixed powder；Mixed powder is added into blending in batch mixer with the chopped fiber after activation, mixture is obtained
Material, wherein each component weight portion is respectively 8 parts of dolomite dusts, 10 parts of aramid fiber, phenolic resin PF6290A20 parts, polyethylene
10 parts of wax.
Mixed material is poured in kneader, the ethanol infiltration mixed material of phenolic resin quality 50% is sprayed, obtains molten
The wet feed of agent infiltration.Coating machine application temperature is set as 75 DEG C, and coating thickness is 0.8mm, the coated fiber for obtaining it is a diameter of
1.6mm。
By gained coated fiber per three for one group mutually around Twisting, obtain into sth. made by twisting composite fibre, the twist be 2 twist with the fingers/centimetre.
Embodiment 6：
Phenolic resin PF6290A is configured to into the ethanol solution that solid content is 45%, banburying 10min becomes in banbury
Glue.
Embodiment 7～9：
It is respectively placed in what embodiment 1～3 was obtained on braider into sth. made by twisting composite fibre, soaks in embodiment 6 during Jing glue grooves
Glue, is then wrapped on mould with vertical axis, the fiber speed of travel be 10m/min, 60 DEG C of glue groove design temperature, until
Fill up mould.
Embodiment 10～12：
It is respectively placed in what embodiment 1～3 was obtained on braider into sth. made by twisting composite fibre, soaks in embodiment 6 during Jing glue grooves
Glue, is then wrapped on mould with vertical axis, the fiber speed of travel be 13m/min, 70 DEG C of glue groove design temperature, until
Fill up mould.
Embodiment 13～18：
The mould filled up in embodiment 7～12 is removed from braider, is placed in baking oven with 50 DEG C of drying 48h, removed
Buckling mould after solvent, by mould 115 DEG C of precompressed 2min on vulcanizing press are placed in, and period deflates 2～4 times, then by mould
It is transferred to hot-forming on the vulcanizer for solidification, pressure is 25Mpa, and temperature is 145 DEG C, and hardening time is 2h.After solidification
Profiled member is slowly dropped to room temperature with mould, sloughs mould.Gained properties of sample such as following table：
The products obtained therefrom performance test of 1 embodiment of table 13～18
Embodiment 19～24：
The mould filled up in embodiment 7～12 is removed from braider, is placed in baking oven with 85 DEG C of drying 10h, removed
Buckling mould after solvent, by mould 80 DEG C of precompressed 10min on vulcanizing press are placed in, and period deflates 2～4 times, then by mould
It is transferred to hot-forming on the vulcanizer for solidification, pressure is 10Mpa, and temperature is 165 DEG C, and hardening time is 1.5h.Solidification
Aftershaping part is slowly dropped to room temperature with mould, sloughs mould.Gained properties of sample such as following table：
The products obtained therefrom performance test of 2 embodiment of table 19～24
Embodiment 25～30：
The mould filled up in embodiment 7～12 is removed from braider, is placed in baking oven with 70 DEG C of drying 24h, removed
Buckling mould after solvent, by mould 100 DEG C of precompressed 5min on vulcanizing press are placed in, and period deflates 2～4 times, then by mould
It is transferred to hot-forming on the vulcanizer for solidification, pressure is 20Mpa, and temperature is 160 DEG C, and hardening time is 3h.After solidification
In the case where pressure condition is kept, profiled member is slowly dropped to room temperature with mould, sloughs mould.Gained properties of sample such as following table：
The products obtained therefrom performance test of 3 embodiment of table 25～30
The static ring material that can be seen that present invention offer from above experimental data has good mechanical property and lubricity
Can, its compressive strength ＞ 120MPa, bending strength ＞ 60MPa, impact strength ＞ 32kJ/m2, hardness ＜ 75 (Rockwell,
RHM)。
The explanation of above example is only intended to help and understands the method for the present invention and its core concept.It should be pointed out that
Without departing from the principles of the invention, those skilled in the art can be suitably modified technological parameter according to the present invention
To realize the present invention, but all similar replacements and change will be apparent from for a person skilled in the art, and they are all
It is deemed to be included in the present invention.
Claims (10)
1. it is a kind of to prepare the process that screw shaft of ship seals lubrication stationary ring, it is characterised in that to comprise the steps：
(1) process of continuous fiber：Phenolic resin is dissolved in alcohol solvent, mix homogeneously after silane coupler is added,
Mixed solution is obtained, continuous fiber is soaked in mixed solution, obtain impregnating the enhancing long fibre of glue after drying；
The continuous fiber is aramid fiber；
(2) activation processing of inorganic filler：Titanate coupling agent is dissolved in alcohol solvent, inorganic filler is disperseed in high speed
Mix in machine, meanwhile, titanate coupling agent ethanol solution is sprayed, with high speed dispersor dispersion, the nothing after being activated after drying
Machine filler；
The inorganic filler is selected from one or two in Pulvis Talci, dolomite dusts；
(3) activation processing of chopped fiber：Silane coupler is dissolved in alcohol solvent, chopped fiber is placed in batch mixer and is opened
Pine, meanwhile, silane coupler ethanol solution is sprayed, carry out shredding, the chopped fiber after being activated after drying again；
The chopped fiber is selected from one or two in short aramid fiber, tossa；
(4) mixing of material：By the inorganic filler after activation in step (2) with Tissuemat E, phenolic resin in high speed dispersor
Middle blending, obtains mixed powder；Chopped fiber after activation in mixed powder and step (3) is added in batch mixer and is blended, obtained
Mixed material；
(5) preforming of mixed material：
A) mixed material obtained in step (4) is poured in kneader, sprinkling ethanol infiltration mixed material is opened kneader and mixed
And material, obtain the wet feed of solvent infiltration；
B) wet feed in step a) is coated on the enhancing long fibre obtained in step (1), obtains coated fiber, coating is fine
Tie up per three as one group mutually around Twisting, obtain into sth. made by twisting composite fibre；
C) phenolic resin is dissolved in alcohol solvent, the banburying in banbury becomes glue；
D) step b) gained is wound into after twisting with the fingers glue obtained by composite fibre Jing step c) and is woven on mould, by mould in baking oven
Interior drying removes buckling mould after solvent, and preheating, precompressed, deflation on vulcanizing press are hot pressed on solidification vulcanizer
Type is prefabricated component；
E) step d) gained prefabricated components are machined out after molding and obtain screw shaft of ship sealing lubrication stationary ring.
2. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
Phenolic resin described in step (1), step (4), step (5) is PF6290A；It is silane coupled described in step (1) and step (3)
Agent is 3- aminopropyl triethoxysilane KH550, and titanate coupling agent described in step (2) is LD-144.
3. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
The length of the continuous fiber is 400～800d, and the length of the short aramid fiber is 1～5mm, the length of the tossa
Spend for 1～3mm.
4. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
Solid content of step (1) phenolic resin in alcohol solvent is 15～55%, and silane coupler is phenolic resin weight
0.2～1.5%；Solid content of step (2) titanate coupling agent in alcohol solvent is 1～10%, and per kilogram inorganic to fill out
Material sprinkling 20～150mL titanate coupling agent ethanol solution；Solid content of step (3) silane coupler in alcohol solvent
For 0.5～1.5%, every kilogram of chopped fiber sprays 20～100mL silane coupler ethanol solution.
5. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
In parts by weight, the content of each component is 8～25 parts of inorganic filler after activation, the chopped fiber 10 after activation in step (4)
～25 parts, 15～25 parts of phenolic resin, 1～10 part of Tissuemat E.
6. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
Step (5) a) amount of alcohol be step (4) mixed material in phenolic resin weight 25%～100%.
7. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
Step (5) c) solid content of the phenolic resin in alcohol solvent be 20～70%, the mixing time be 10～30min.
8. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
Step (5) b) described in painting method be：Coating machine drop temperature is set in into 45～75 DEG C, by step (5) a) obtain it is molten
The wet feed of agent infiltration is coated on the enhancing long fibre that step (1) is obtained.
9. it is according to claim 1 it is a kind of prepare screw shaft of ship seal lubrication stationary ring process, it is characterised in that
Step (5) b) in a diameter of 1～3mm of coated fiber for obtaining, into the twist for twisting with the fingers composite fibre be 0.5～3 twist with the fingers/centimetre.
10. it is according to claim 1 it is a kind of prepare the process that screw shaft of ship seals lubrication stationary ring, its feature exists
In step (5) d) described in vulcanizing press preheating temperature be 80～115 DEG C, 2～10min of precompressed, deflate 2～4 times, it is described
Solidification vulcanizer hot press molding pressure is 10～25Mpa, and temperature is 145～165 DEG C, and hardening time is 1.5～3h.
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| CN105086345B (en) * | 2015-08-13 | 2017-07-25 | 中国科学院长春应用化学研究所 | A kind of screw shaft of ship sealing lubrication static ring material and preparation method thereof |
| CN107868523B (en) * | 2017-11-21 | 2020-02-11 | 烟台大学 | Protective coating for outer hull of ship and using method thereof |
| CN109435270B (en) * | 2018-08-31 | 2021-08-31 | 广州大学 | Static ring material for sealing end face of ship shafting and preparation method thereof |
| CN109334041B (en) * | 2018-08-31 | 2021-08-31 | 广州大学 | Ship shaft seal static ring material and preparation method thereof |
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| GB2125451A (en) * | 1982-08-13 | 1984-03-07 | Borg Warner | Extrusion coated continuous tape |
| CN2365491Y (en) * | 1999-04-02 | 2000-02-23 | 国家建筑材料工业局南京玻璃纤维研究设计院 | Mechanical end face sealing ring |
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| US3851455A (en) * | 1971-09-13 | 1974-12-03 | Inst Wlokiennictwa | Method for manufacturing yarn from natural and chemical fibers and a device for carrying out the method |
| SU1004133A1 (en) * | 1981-01-12 | 1983-03-15 | Предприятие П/Я В-8147 | Apparatus for making long articles of composition materials |
| JPS63317310A (en) * | 1987-06-19 | 1988-12-26 | Nippon Valqua Ind Ltd | Manufacture of clutch facing |
| US5690770A (en) * | 1991-01-29 | 1997-11-25 | Glasline Friction Technologies, Inc. | Pultrusion method of making composite friction units |
| CN102660066A (en) * | 2012-05-08 | 2012-09-12 | 中国科学院长春应用化学研究所 | Ultra-high molecular weight polyethylene composite material for water lubricated bearing |
| CN102720758A (en) * | 2012-05-30 | 2012-10-10 | 中国科学院长春应用化学研究所 | Composite material backing water-lubricated rubber bearing and preparation method thereof |
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| GB2125451A (en) * | 1982-08-13 | 1984-03-07 | Borg Warner | Extrusion coated continuous tape |
| CN2365491Y (en) * | 1999-04-02 | 2000-02-23 | 国家建筑材料工业局南京玻璃纤维研究设计院 | Mechanical end face sealing ring |
| CN201779261U (en) * | 2009-08-04 | 2011-03-30 | 朱方文 | Self-lubricating marine water-lubricating sealing device |
| CN204459166U (en) * | 2015-02-01 | 2015-07-08 | 东台市远洋船舶配件有限公司 | Naval vessel stern tube shaft water lubrication face seals |
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