CN107288988A - Carbon fiber pad and its associated methods - Google Patents

Carbon fiber pad and its associated methods Download PDF

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Publication number
CN107288988A
CN107288988A CN201610227039.6A CN201610227039A CN107288988A CN 107288988 A CN107288988 A CN 107288988A CN 201610227039 A CN201610227039 A CN 201610227039A CN 107288988 A CN107288988 A CN 107288988A
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CN
China
Prior art keywords
carbon
carbon fiber
fiber pad
cloth
pad
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.)
Pending
Application number
CN201610227039.6A
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Chinese (zh)
Inventor
郑益庆
赖俊翰
宋柏震
吴昌谋
赖玟佑
林柏均
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.)
LinkWin Technology Co Ltd
Original Assignee
LinkWin Technology Co Ltd
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 LinkWin Technology Co Ltd filed Critical LinkWin Technology Co Ltd
Priority to CN201610227039.6A priority Critical patent/CN107288988A/en
Publication of CN107288988A publication Critical patent/CN107288988A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B43/00Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
    • 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
    • B29C70/30Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/34Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation

Abstract

The invention discloses carbon fiber pad and its associated methods, it is included with a carbon cloth of multiple fibre bundle weavings, and each fibre bundle is formed by multiple discontinuous fibers;The carbon fiber pad of the present invention has the advantages that high temperature resistant, endurance and high durable, and the structure braiding of discontinuous fiber, when local carbon fiber fracture wear, the discontinuous fiber of other parts is not interfered with, do not easily cause structure to release or the problem of delamination, to increase carbon fiber pad effective utilization and time.

Description

Carbon fiber pad and its associated methods
Technical field
The present invention relates to a kind of carbon fiber pad, more particularly to a kind of carbon containing noncontinuity carbon fiber are fine Tie up pad and its associated methods.
Background technology
Pad is indispensable necessary part, such as sealed for many mechanical structure Fasten, prevent the metallic gasket, the flat shim that release, and for example spring washer/piece for packing leakproof, or Rotating gasket that component is arranged needed for rotating etc..Rotating gasket in fishing reel be example it One, during pad is because of use used in existing fishing reel, the rotating gasket must bear high High-speed rotation friction or possibly even need auxiliary braking, therefore the abrasion performance of the rotating gasket, Self-lubricity, heat-resisting quantity have high requirement.Fishing reel is conventionally used at this stage or other are similar The pad of purposes, predominantly Metal Substrate or multiple two kinds of material base, Metal Substrate has its heat transfer relatively excellent Advantage, but the problem of being used with other parts with closing new there may be metal heat-expansion shrinkage etc.;It is multiple Material base rotating gasket using multilayer continuous fiber then to weave cotton cloth to coincide to be formed, as shown in figure 8, continuous fine Dimension is easily because because local fiber fracture during use so that integral weaving structure is related to be released or take off Layer, so that reducing service life.
The content of the invention
In order to solve the above-mentioned technical problem, a kind of carbon fiber pad of present invention exploitation, it, which contains, utilizes non-company The carbon fiber pad of continuous carbon fiber braiding, when the discontinuous carbon fibre concentrated wear of carbon fiber pad During fracture, do not interfere with other carbon fibers and cause structure to release or delamination, the effect phase is used to increase.
The present invention provides a kind of carbon fiber pad, and it is included with a carbon of multiple fibre bundle weavings Fiber cloth, each fibre bundle is formed by multiple discontinuous fibers.
Wherein, carbon fiber pad is formed with least two carbon cloth stacking, two adjacent carbon fibres Tie up between cloth provided with a then material, this then material locally penetrate into or be impregnated between the fiber of the carbon cloth, should The outer surface of carbon fiber pad is at least local not to be impregnated with or is not impregnated with the then material.
Wherein, the carbonation rate of the carbon cloth is between 10%~95%.
Wherein, this then material be impregnated in impregnation rate between the carbon fiber pad between 40%~80%.
Wherein, this then material be thermoplastic resin or thermosetting resin, the discontinuous fiber be polyacrylonitrile Fibers carbonization is formed.
Wherein, the thermoplastic resin is polyesters or polysulfones resinoid, and the thermosetting resin is epoxy resin Series or phenolic aldehyde series plastics.
Wherein, two carbon cloths further form a laminated construction, two carbon cloths with a fid Located at the outside of the laminated construction.
Wherein, fid be any of the carbon cloth, thin fine cloth, basalt cloth or glass fabric or It is combined.
The present invention further provides a kind of associated methods of carbon fiber pad, its step is included:(1) take at least Two carbon cloths, the carbon cloth is formed with multiple fibre bundle weavings, each fibre bundle by Multiple discontinuous fibers are formed;(2) bestow the one of specific thicknesses then material between the carbon cloth and coincide; And (3) will coincide after the carbon cloth and this then material combine to form the carbon fiber pad, the then material Part is penetrated into or is impregnated between the fiber of the carbon cloth, and the outer surface at least part of the carbon fiber pad is not It is impregnated with or is not impregnated with the then material.
The associated methods of the above-mentioned carbon fiber pad, further comprising this then material with diaphragm it is laminated, coating Or the mode of sprinkling is imposed on the carbon fiber pad;The carbon cloth after coinciding and this then material with hot pressing Mode combines to form the carbon fiber pad.
Understood through described above, the present invention has advantages below:
1. the carbon fiber pad of the present invention is located in addition to having the advantages that high temperature resistant, endurance and high durable The outermost carbon fiber pad maintains the exposed kenel of chopped fiber, discontinuous fiber, makes the present invention Used time, can have compared to prior art more preferably from profit, technology effect of abrasion performance.
2. the present invention is formed using the braiding of discrete carbon fiber, when local carbon fiber fracture wear, no The discontinuous fiber of other parts can be influenceed, structure is not easily caused and is released or the problem of delamination, increase is used Efficiency and time.
3. the carbon fiber pad of difference carbonation rate of the invention can be widely applied among each field, such as high-carbon The carbon fiber pad of rate, which can be applied to the gears such as automobile gearbox, fishing reel, needs high-speed drive In mechanism, and the carbon fiber pad of medium carbonation rate can be applied to the gear rotational speed such as food-grade machinery demand compared with In low machine, addition lubricating oil is needed between the general gear of substitution and causes lubricating oil to residue in asking in food Topic, and the carbon fiber pad of relatively low carbonation rate then can be applied to the lower mechanical gear pad or spiral shell of rotating speed General pad between trivial.
Brief description of the drawings
Fig. 1 schemes for the SEM of carbon fiber pad of the present invention;
Fig. 2 schemes for the SEM of carbon fiber pad of the present invention;
Fig. 3 schemes for the SEM of carbon fiber pad section of the present invention;
Fig. 4 schemes for the SEM of carbon fiber pad section of the present invention;
The schematic diagram that Fig. 5 is preferably implemented for the present invention second;
Fig. 6 is the TGA test results that each sample of the present invention is measured at 400 DEG C;
Fig. 7 is the TGA test results that each sample of the present invention is measured at 500 DEG C;
Fig. 8 is the carbon fiber pad schematic diagram that existing continuous carbon fibre weaves.
Symbol description:
10 carbon fiber pads
11 carbon cloths
111 fibre bundles
1111 discontinuous fibers
20 then materials
30 fids
Embodiment
For the technical characteristic and practical effect of the present invention can be understood in detail, and it can come according to the content of specification Implement, further with preferred embodiment as indicated in the drawings, describe in detail as follows.
The present invention includes the carbon cloth 11 by multiple weavings of fibre bundle 111, each fibre Dimension beam 111 is formed by multiple discontinuous fibers 1111.It is preferred that the fibre of the plurality of longitude and latitude weaving Dimension beam 111 is formed with direction of warp and weft up and down weaving, such as Fig. 1~Fig. 4 electron microscope (SEM) Shown in observation figure.
The preferred embodiment step of manufacture method one for manufacturing the carbon cloth 11 is as follows:
(1) take the discontinuous fiber of multiple non-carbonizations to be twisted together, obvolvent bunchy, into line;This is discontinuous Fiber can be the serial fiber of polyacrylonitrile.
(2) discontinuous fiber of the bundles of non-carbonization is woven with a variety of braiding lines or form As a non-carbon fibre cloth, the weaving method of the non-carbon fibre cloth is not limited, but is preferably tatted with nothing Form is knitted, thus such as plain weave reduces the non-carbon fibre and be distributed in be formed after the carbon fiber pad 10, in Using the blocking conducting effect that cross shear is produced during process, the problem of being greatly reduced using destruction.
(3) the non-carbon fibre cloth is carbonized with 400 DEG C~3500 DEG C of temperature range, forms a carbon fine Cloth 11 is tieed up, it is preferred that the carbonation rate of the carbon cloth 11 is between 10%~95%.
As shown in Fig. 3~Fig. 4, the first preferred embodiment of the invention is with the carbon obtained by above-mentioned manufacture method Fiber cloth 11 coincides formed laminated construction two-by-two, utilizes a then material between the carbon cloth 11 two-by-two 20 give secure bond, this then material 20 can be thermoplastic resin, such as polyester, polysulfones, or also may be used For thermosetting resin, such as epoxy resin, phenolic resin.Apply the above-mentioned carbon cloth 11 and this then Sticking together between material 20, then step when, using hot press between 45~250 kilograms/square centimeter Pressure Ji≤350 DEG C temperature, the carbon cloth 11 and the sheet fid 20 of specific thicknesses are coincided Hot pressing is binded afterwards, makes this then material 20 is local be impregnated with, penetrate into the fiber of the carbon cloth 11, and such as Fig. 3~ Shown in Fig. 4, and then make the carbon fiber two-by-two after material 20 hardens (can be thermmohardening, heat cure) in this Cloth 11 combines and possesses the structural rigidity of some strength, the problem of reducing delamination;Above-mentioned so-called specific thickness The sheet of the degree fid 20, the specific thicknesses be with the thickness of the carbon cloth 11, volume basis when The impregnation rate to be reached and control, if being for example intended to reach the then impregnation of material 20 half (40%~80%) Between the carbon cloth, then the then material of the carbon cloth 40%~80vt% thickness can be bestowed, to apply The mode of cloth (Coating), sprinkling (Spray) or diaphragm hot pressing stacking (Film Stacking), makes the then material 20 half are impregnated between the fiber of the carbon cloth 11, so that the present embodiment is located at the outermost carbon cloth 11 maintain the exposed kenel of chopped fiber, discontinuous fiber, in use, can have compared to prior art more Good profit, abrasion performance, durable technology effect certainly.
In a large amount of continuous manufacture views, the coiled carbon cloth 11 and the fid 20 can use and another The carbon cloth 11, the processing procedure mode fitted with a volume to volume (roll to roll) produces cladding construction The carbon fiber pad, wherein, according to the surface characteristic of laminating object, appropriate described above this may be selected and connects Material 20.Laminating process better fit bestows HTHP, can further lift the carbon of cladding construction The structural behaviour of fiber cloth.This step completes carbon cloth or continuous sheet material of coiled cladding construction Material, further can cut mode with punching press, cutting etc. and form the carbon fiber pad 10.
As shown in figure 5, the second preferred embodiment of the invention is two-by-two between the carbon cloth 11, except this then Outside material 20, further with carbon cloth, then material, the order of fid, then material and carbon cloth change Unify fid 30, mainly undertaken due to the thickness of thin of the single carbon cloth 11, when using and other machines Lubrication, the friction function of tool spare part, the fid 20 then can be used for increasing the thickness of the carbon cloth 11 Degree and intensity.The fid 30 can be basalt, glass fabric, carbon cloth etc..Shape of the present invention During into three layers or more than three layers of carbon fibre mat chip architecture, the carbon cloth 11 coincides in outermost layer, other Fid 30 (be not limited only to one layer, can multilayer superimposition) then coincides or is coated on internal layer, forms sandwich Structure.
Below for the present invention in it is wear-resisting, from profit, excellent heat transfer and can quick heat radiating efficiency checking.Please With reference to table 1 below and table 2, it is the present invention through each sample table row obtained by above-mentioned manufacture method.
Table 1
Sample code name Carburizing temperature (DEG C) Thickness (mm) Base weight (g/m2) Through close (/inch)
CF-1001-T ~1085 0.6 260 46
CF-1003-T ~1075 0.48 150 50
CF-1001-Z 1080~1090 0.55 300 46
CF-1003-Z 1070~1090 0.48 170 50
Table 2
Sample code name Filling density (/inch) Stacking number The coefficient of heat conduction (W/cm DEG C)
CF-1001-T 28 5 4.98
CF-1003-T 28 3 4.54
CF-1001-Z 28 5 4.64
CF-1003-Z 28 3 4.47
The coefficient of heat conduction of each sample of the present invention is all about 5 (W/cm DEG C), it is known that each sample is produced in friction At a high temperature of life, can have quick heat dissipation, with avoid high temperature aggregation too long and produce machinery or Fibre loss.As shown in Fig. 6~Fig. 7, it is each sample in table 1 and table 2 in 400 DEG C and 500 DEG C Lower measured thermogravimetric analysis (TGA Q500) test result, each sample is measured when 400 DEG C of temperature Rate of weight loss (%/hour) is less than 3%, and when 500 DEG C of temperature each sample rate of weight loss (%/hour) Less than 18%, it can be verified that each sample of the present invention is not likely to produce structure or fiber is damaged in steady quality under high temperature Bad the problem of.
Table 3 below is refer to, each sample of the present invention is with ASTM D1894, ASTM D3884 and ASTM The quiet, coefficient of kinetic friction, abrasion resistance test and heat-resistant deformation temperature test knot measured by D648 testing standards Really, from the point of view of quiet, coefficient of kinetic friction result, discrete carbon fiber braiding structure of the invention can have There is the effect from profit.Again from abrasion performance and the test result of heat distortion temperature, the present invention utilizes non-company Carbon fiber pad 10 obtained by continuous fiber has the outstanding representation of excellent high temperature resistant and abrasion performance.
Table 3
Sample code name Confficient of static friction The coefficient of kinetic friction Abrasion performance (g) Heat distortion temperature (DEG C)
CF-1001-T 0.41 0.41 0.3318 157.0
CF-1003-T 0.27 0.27 0.0468 161.1
CF-1001-Z 0.27 0.27 0.1521 172.6
CF-1003-Z 0.41 0.41 0.2568 157.8
The structure woven from above-mentioned each test result, the present invention using discontinuous fiber, except With from outside the characteristic of profit, rub resistance, high temperature resistant and abrasion performance, when local carbon fiber fracture wear, The carbon fiber of fracture does not interfere with the fiber weave structure of other parts, carbon fibre mat piece is not easily caused overall Structure is released or the problem of delamination, reaches increase effective utilization and the effect of time.
Table 4 below is refer to, inventive samples numbering CF-1001-Z reaches different carbonizations with different carburizing temperatures The elementary analysis table of rate.The carbon fiber pad that the present invention is carbonized with lower temperature, can have more functions Base in favor of this then the resinae such as material material combine (bonding), reach the excellent results for being difficult delamination.
Table 4
Sample code name Carburizing temperature DEG C Carbonation rate Nitrogen content N% Carbon content C% Hydrogen content H%
CF-1001-Z 1080~1090 85 6.604 84.505 1.056
CF-1001-Z 850 70 12.808 69.986 1.768
The carbon fiber pad of difference carbonation rate of the invention, application field extensively, for example high carbonation rate (60%~ 90%) carbon fiber pad, which can be applied to the mechanical gears such as automobile gearbox, fishing reel, to be needed to turn at a high speed In dynamic mechanism, and the carbon fiber pad of medium carbonation rate (30%~60%) can be applied to food-grade machinery etc. In the relatively low machine of gear rotational speed demand, substitution is general to be added lubricating oil and causes lubricating oil to residue in food Middle the problem of, and the carbon fiber pad of relatively low carbonation rate (10%~30%), the cost except carbonization can be reduced Outside, more can be applied to the lower mechanical gear pad of rotating speed or spiral shell it is trivial between general pad.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for this area Technical staff for, the present invention can have various modifications and variations.It is all in the spirit and principles in the present invention Within, any modification, equivalent substitution and improvements made etc. should be included in protection scope of the present invention Within.

Claims (10)

1. a kind of carbon fiber pad, it is characterised in that it is included with the one of multiple fibre bundle weavings Carbon cloth, each fibre bundle is formed by multiple discontinuous fibers.
2. carbon fiber pad as claimed in claim 1, it is characterised in that it is fine with least two carbon Dimension cloth stacking is formed, and provided with a then material between two adjacent carbon cloths, the then material locally penetrates into Or be impregnated between the fiber of the carbon cloth, the outer surface of the carbon fiber pad is at least local not to be impregnated with Or the then material is not impregnated with.
3. carbon fiber pad as claimed in claim 1 or 2, it is characterised in that the carbon of the carbon cloth Rate is between 10%~95%.
4. carbon fiber pad as claimed in claim 1 or 2, it is characterised in that the then material is impregnated in Impregnation rate between the carbon fiber pad is between 40%~80%.
5. carbon fiber pad as claimed in claim 4, it is characterised in that the then material is thermoplastics type tree Fat or thermosetting resin, the discontinuous fiber are that polyacrylonitrile fibre is carbonized to be formed.
6. carbon fiber pad as claimed in claim 5, it is characterised in that the thermoplastic resin is polyester Class or polysulfones resinoid, the thermosetting resin are epoxy resin series or phenolic aldehyde series plastics.
7. carbon fiber pad as claimed in claim 2, it is characterised in that carbon cloth is further described in two With a fid one laminated construction of formation, carbon cloth described in two is located at the outside of the laminated construction.
8. carbon fiber pad as claimed in claim 7, it is characterised in that the fid is that the carbon is fine Wei Bu, thin fine cloth, any or its combination of basalt cloth or glass fabric.
9. a kind of associated methods of carbon fiber pad, it is characterised in that its step is included:
(1) at least two carbon cloths are taken, the carbon cloth is formed with multiple fibre bundle weavings, Each fibre bundle is formed by multiple discontinuous fibers;
(2) bestow the one of specific thicknesses then material between the carbon cloth and coincide;And
(3) carbon cloth and the then material after coinciding combine to form the carbon fiber pad, institute State then material locally to penetrate into or be impregnated between the fiber of the carbon cloth, the appearance of the carbon fiber pad Face is at least local not to be impregnated with or is not impregnated with the then material.
10. the associated methods of carbon fiber pad as claimed in claim 9, it is characterised in that it is described then Material by diaphragm it is laminated, coating or sprinkling in the way of impose on the carbon fiber pad;The carbon after coinciding Fiber cloth and the then material combine to form the carbon fiber pad with hot pressing mode.
CN201610227039.6A 2016-04-13 2016-04-13 Carbon fiber pad and its associated methods Pending CN107288988A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110529531A (en) * 2018-05-24 2019-12-03 昱程科技股份有限公司 Friction plate structure and its manufacturing method
CN114849347A (en) * 2022-04-26 2022-08-05 山东国瓷功能材料股份有限公司 Gasket processing technology, honeycomb structure and processing technology thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19829354C1 (en) * 1998-07-01 2000-03-16 Daimler Chrysler Ag Novel washer, especially for a steel screw, bolt or rivet joint between two magnesium alloy components of a vehicle transmission, consists of fiber-reinforced glass or glass-ceramic
CN1565834A (en) * 2003-06-17 2005-01-19 拓凯实业股份有限公司 Manufacturing process of thermoplastic composite products
US20050244251A1 (en) * 2004-04-28 2005-11-03 Seidl Kenneth G Conductive spacer apparatus and method
CN1756912A (en) * 2003-03-03 2006-04-05 梅西耶-布加蒂公司 One piece shim
CN203756710U (en) * 2014-04-01 2014-08-06 鸡西大学 Waterproof anti-corrosion mechanical sealing gasket
CN104589672A (en) * 2014-12-22 2015-05-06 中航复合材料有限责任公司 Preparation method of shape memory composite material

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19829354C1 (en) * 1998-07-01 2000-03-16 Daimler Chrysler Ag Novel washer, especially for a steel screw, bolt or rivet joint between two magnesium alloy components of a vehicle transmission, consists of fiber-reinforced glass or glass-ceramic
CN1756912A (en) * 2003-03-03 2006-04-05 梅西耶-布加蒂公司 One piece shim
CN1565834A (en) * 2003-06-17 2005-01-19 拓凯实业股份有限公司 Manufacturing process of thermoplastic composite products
US20050244251A1 (en) * 2004-04-28 2005-11-03 Seidl Kenneth G Conductive spacer apparatus and method
CN203756710U (en) * 2014-04-01 2014-08-06 鸡西大学 Waterproof anti-corrosion mechanical sealing gasket
CN104589672A (en) * 2014-12-22 2015-05-06 中航复合材料有限责任公司 Preparation method of shape memory composite material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110529531A (en) * 2018-05-24 2019-12-03 昱程科技股份有限公司 Friction plate structure and its manufacturing method
CN114849347A (en) * 2022-04-26 2022-08-05 山东国瓷功能材料股份有限公司 Gasket processing technology, honeycomb structure and processing technology thereof
CN114849347B (en) * 2022-04-26 2024-02-06 山东国瓷功能材料股份有限公司 Gasket processing technology, honeycomb structure and processing technology thereof

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Application publication date: 20171024