CN109703061A - A kind of carbon fiber palm and preparation method thereof - Google Patents
A kind of carbon fiber palm and preparation method thereof Download PDFInfo
- Publication number
- CN109703061A CN109703061A CN201910027838.2A CN201910027838A CN109703061A CN 109703061 A CN109703061 A CN 109703061A CN 201910027838 A CN201910027838 A CN 201910027838A CN 109703061 A CN109703061 A CN 109703061A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- palm
- blank
- temperature
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Road Paving Structures (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses a kind of preparation methods of carbon fiber palm, comprising: processes carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC；Intensive treatment is carried out with carbon fiber material to palm blank surface.Then the present invention carries out intensive treatment to palm blank and obtains palm product by processing carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC；On the one hand it is not necessarily to corresponding mold in the preparation method to form, effectively eliminates die cost and manufactures and designs the time cost of mold, shorten palm product development cycle；On the other hand, the precision controllability and stability of the palm product obtained are high, and it compares palm product tensile strength with higher, stretch modulus and the shear strength that conventionally employed mold is prepared, and rigidity is greatly.
Description
Technical field
The present invention relates to palm processing technique fields, in particular to a kind of carbon fiber palm and preparation method thereof.
Background technique
In traditional carbon fibres palm product manufacturing technology, no matter sample preparation, volume production, be required to design, manufacture corresponding mould, use
With shaped article, not only the time cost of mold manufacture is high and product development cycle is long, at high cost, and is produced using mold
Carbon fiber palm product size precision poor controllability, stability is poor.
Summary of the invention
In view of this, a kind of carbon fiber palm provided by the invention and preparation method thereof, preferably overcomes above-mentioned existing
Technology there are the problem of and defect, the preparation method of the carbon fiber palm.
A kind of preparation method of carbon fiber palm, comprising:
It processes carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC；
Intensive treatment is carried out with carbon fiber material to palm blank surface.
Further, the preparation process of the palm blank includes: according to the design drawing of carbon fiber palm, using more
Shaft and NC Machining Test process equipment, by one or more of boring, cutting, mill, cut with Vehicle Processing mode, directly by carbon fiber block or resistance to
High temperature plastic cement block processes to obtain palm blank.
Further, the preparation process of the palm blank includes:
Assembling structure in the design drawing of carbon fiber palm is carried out to be correspondingly designed to several part drawings after sufficiently splitting,
Then according to the connection scheme between the pre-designed adjacent parts of the different stress of part, and each connection is correspondingly designed
Structure chart；
Pass through number using carbon fiber block or high temperature resistant plastic cement block as raw material according to several part drawings and connection structure diagram
Control process equipment comes out several part blanks and connection structure blank forming；
The connecting portion processing of several part blanks is smooth neat, according to the design drawing of palm and pre-designed connection
Mode will be smeared temperature curing epoxy low resin glue, then be fixed using localization tool between the contact surface of each adjacent parts blank, then
Low-temperature bake；
The palm blank surface obtained through low-temperature bake is polished smooth, seam crossing mends temperature curing epoxy low resin glue,
Low-temperature bake solidifies again.
Further, the carbon fiber block is prepared by the following method to obtain:
According to mechanical structure design requirement, several same size carbon fiber prepregs cut are successively spread
Patch, then will carry out pressurized treatments through cold press through the good several layers carbon fiber prepreg of layer-by-layer paving, obtains preformed blank；
Several preformed blanks are corresponded into paving piece by piece from the bottom to top, then by through paving good several in advance at
Parison body carries out hot-press solidifying processing through hot press, and the hot-press solidifying treatment process includes: first by hot press temperature to heat up
To 75~85 DEG C to 18~37min of several layers preformed blank constant temperature hot pressing；If hot press is then warming up to 145~155 DEG C
Dried layer preformed blank carries out isothermal curing, and it is 30~50kgf/cm that the pressure of hot press is kept in entire temperature-rise period2, heating
Rate is 1~6 DEG C/min, obtains carbon fiber block；
The carbon fiber block is placed in 50~70min of baking in 180~200 DEG C of baking oven.
Further, in the hot-press solidifying treatment process: before hot press heats up, first to several layers preformed blank
5~10min of room temperature Pretreatment with Pressurized is carried out, the pressure in the preprocessing process is 50~100kgf/cm2。
Further, the intensive treatment process includes: to brush 0.1~0.5mm thickness on palm blank surface
Temperature curing epoxy low resin adhesive layer, first at a temperature of 60~100 DEG C semi-solid preparation is carried out, then in temperature curing epoxy low resin glue
Layer surface paving carbon fiber prepreg, then the palm blank of the good carbon fiber prepreg of surface paving is placed in vacuum bag and is taken out very
Sky sealing is put into 30~60min of baking in 145~200 DEG C of baking oven.
Further, the intensive treatment process includes: to spray 0.1~0.25mm thickness on palm blank surface
Adhesive layer, first at a temperature of 60~100 DEG C carry out semi-solid preparation, then in adhesive layer surface paving carbon fiber woven cloth,
Temperature curing epoxy low resin glue is brushed on carbon fiber woven cloth surface again, so that it is infiltrated carbon fiber woven cloth, is stored at room temperature solidification
10~18min, then one layer of Low-temperature epoxy resin adhesive layer is brushed, and solid at a temperature of being stored at room temperature solidification or at 60~80 DEG C
Change.
Further, the intensive treatment process includes: to spray adhesive layer on palm blank surface, first 60
Semi-solid preparation is carried out at a temperature of~80 DEG C, then in the dry cloth of adhesive layer surface paving carbon fiber, then the dry cloth surface of carbon fiber by
Layer is laid with release cloth, flow-guiding screen, several diversion pipes, airfelt and vacuum film, and the product after the completion of laying is placed in vacuum
Bag sealing reserves epoxy resin entrance and exit in product two ends, and connects a conduit in entrance, and the conduit is inserted into low-temperature solid
To change in epoxide-resin glue, outlet connects vacuum pump, it is vacuumized using vacuum pump, under vacuum pressure effect, temperature curing epoxy low tree
Rouge glue enters interiors of products, and after infiltrating the dry cloth of carbon fiber, entrance and exit is sealed, and room temperature stands solidification.
Further, the intensive treatment process includes: to spray one layer of adhesive layer on palm blank surface, so
It is laid with one layer of short carbon fiber silk layer on the adhesive layer surface afterwards, then brushes low-temperature setting in short carbon fiber silk layer surface
Epoxide-resin glue makes it infiltrate short carbon fiber silk layer, then is stored at room temperature solidification or solidifies at a temperature of 60~80 DEG C.
Further, the high temperature resistant plastic cement block is using polyphenylene sulfide, polyether-ether-ketone plus fine poly terephthalic acid fourth two
Alcohol ester or nylon add fibre.
The present invention also provides a kind of palms, are prepared by the preparation method of above-mentioned carbon fiber palm.
Compared with prior art, a kind of beneficial effect of carbon fiber palm of the invention and preparation method thereof is:
The present invention is then right by processing carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC
Palm blank surface carries out intensive treatment with carbon fiber material and obtains palm product；On the one hand without corresponding in the preparation method
Mold effectively eliminates die cost and manufactures and designs the time cost of mold to form, and shortens palm product development week
Phase；On the other hand, the precision controllability and stability of the palm product obtained are high, and it is prepared compared to conventionally employed mold
Palm product tensile strength with higher, stretch modulus and shear strength, and rigidity is big.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, makees detailed
It is described as follows.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of carbon fiber palm of the embodiment of the present invention；
Fig. 2 is a kind of decomposition texture schematic diagram of carbon fiber palm of the embodiment of the present invention.
Main element symbol description:
The first part of 1-；
2- connection structure；
The second part of 3-.
Specific embodiment
To facilitate the understanding of the present invention, it elaborates below with reference to the mode of embodiment to technical solution of the present invention,
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention.
But the invention can be embodied in many other ways as described herein, those skilled in the art can be with
Similar improvement is done without violating the connotation of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
Unless otherwise defined, all technologies used herein and scientific term have and the common skill of fields of the present invention
The normally understood identical meaning of art personnel.When there is a conflict, the definition in this specification shall prevail.
Term as used herein:
Term "comprising" used herein, " comprising ", " having ", " containing " or its any other deformation, it is intended that covering
Non-exclusionism includes.For example, composition, step, method, product or device comprising listed elements are not necessarily limited to those and want
Element, but may include not expressly listed other elements or such composition, step, method, product or device it is intrinsic
Element.
Conjunction " by ... form " exclude any element that do not point out, step or component.If in claim,
This phrase will make claim closed, so that it is not included the material in addition to the material of those descriptions, but relative
Except customary impurities.When phrase " by ... form " be rather than immediately following theme in the clause that appears in claim main body after
When, only it is limited to element described in the clause；Other elements be not excluded the claim as a whole it
Outside.
Equivalent, concentration or other values or parameter are excellent with range, preferred scope or a series of upper limit preferred values and lower limit
When the Range Representation that choosing value limits, this should be understood as specifically disclosing by any range limit or preferred value and any range
Any pairing of lower limit or preferred value is formed by all ranges, regardless of whether the range separately discloses.For example, when open
When range " 1~5 ", described range should be interpreted as including range " 1~4 ", " 1~3 ", " 1~2 ", " 1~2 and 4~
5 ", " 1~3 and 5 " etc..When numberical range is described herein, unless otherwise stated, otherwise the range is intended to include its end
Value and all integers and score in the range.
"and/or" is used to indicate that one of illustrated situation or both may to occur, for example, A and/or B includes (A
And B) and (A or B)；
In addition, indefinite article "an" before element of the present invention or component and "one" quantitative requirement to element or component
(i.e. frequency of occurrence) unrestriction.Therefore "one" or "an" should be read as including one or at least one, well and odd number
The element or component of form also include plural form, unless the obvious purport of the quantity refers to singular.
A kind of preparation method of carbon fiber palm, comprising:
It processes carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC；
Intensive treatment is carried out with carbon fiber material to palm blank surface.
Preferably, commercially available polyphenylene sulfide (PPS) block, polyether-ether-ketone (PEEK) can be used in the high temperature resistant plastic cement block
Block plus fine polybutylene terephthalate (PBT) (adding fine PBT) block or nylon add fine block.
Preferably, the carbon fiber block is prepared by the following method to obtain:
(1) according to mechanical structure design requirement, several same size carbon fiber prepregs cut are carried out layer-by-layer
Then paving will carry out pressurized treatments through cold press through the good several layers carbon fiber prepreg of layer-by-layer paving, obtain preform
Body.
It should be noted that carbon fiber prepreg is by materials such as carbon fiber yarn, epoxy resin, release papers, by film, heat
Pressure, overlay film, the composite material that techniques are process such as batches and is known as carbon fiber prepreg also known as carbon fibre initial rinse fabric at cooling.Carbon
Fiber prepreg material has the characteristics that intensity is high, density is small, plasticity is good, the corrosion-resistant and service life is long.
The above-mentioned pressure through using in cold press press processes is 90~110kgf/cm2Such as 90kgf/cm2、
100kgf/cm2Or 110kgf/cm2Deng the processing time is 5~10min such as 5min, 8min or 10min etc., makes several layers carbon fiber
Prepreg is sufficiently bonded consolidation between layers, and it is stand-by to obtain preformed blank.
(2) several preformed blanks are corresponded into paving piece by piece from the bottom to top, it then will be through good several of paving
Preformed blank carries out hot-press solidifying processing through hot press.
Above-mentioned hot-press solidifying treatment process includes: that several first good to paving preformed blanks carry out the pre- place of room temperature pressurization
Reason, then by hot press temperature be warming up to 75~85 DEG C of several preformed blank constant temperature hot pressing 18 good to paving~
37min；Then by hot press be warming up to 145~155 DEG C of several preformed blanks good to paving carry out isothermal curings 30~
45min obtains carbon fiber block.
The pressure used in above-mentioned preprocessing process is 50~100kgf/cm2Such as 50kgf/cm2、60kgf/cm2、70kgf/
cm2、80kgf/cm2、90kgf/cm2Or 110kgf/cm2It is 5~10min such as 5min, 8min or 10min Deng, pretreatment time
Deng.The pressure that hot press is kept in above-mentioned entire temperature-rise period is 30~50kgf/cm2Such as 30kgf/cm2、40kgf/cm2Or
50kgf/cm2It is 1~6 DEG C/min such as 1 DEG C/min, 2 DEG C/min, 3 DEG C/min, 4 DEG C/min, 5 DEG C/min or 6 Deng, heating rate
DEG C/min etc..
(3) carbon fiber block obtained above is placed in 180~200 DEG C of baking ovens such as 180 DEG C, 190 DEG C or 200 DEG C and is dried
Roasting 50~70min such as 50min, 60min or 70min etc., make carbon fiber block sufficiently discharge internal stress.
Preferably, in one embodiment, the preparation process of above-mentioned palm blank specifically includes: according to carbon fiber hand
The design drawing of plate, using multiaxis NC maching equipment (multiaxis CNC), by bore, cut, mill, cut in the processing methods such as vehicle
One or more directly process carbon fiber block or high temperature resistant plastic cement block to obtain palm blank.
Preferably, in another embodiment, the preparation process of the palm blank specifically includes:
S1, the assembling structure in the design drawing of carbon fiber palm sufficiently split and is correspondingly designed in after several parts
At several part drawings, then according to the connection scheme between the pre-designed adjacent parts of the different stress of each part, and phase
Design each connection structure diagram with answering；
S2, according to several part drawings and connection structure diagram, be to process raw material with carbon fiber block or high temperature resistant plastic cement block,
Several part blanks and connection structure blank forming are come out by numerically controlled processing equipment；
It is S3, the processing of the connecting portions of several part blanks is smooth neat, according to the design drawing of palm and pre-designed
Connection type will smear temperature curing epoxy low resin glue between the contact surface of each adjacent parts blank, then solid using localization tool
It is fixed, then low-temperature bake, make 0.1~0.25mm of bondline thickness, guarantees the fundamental strength and structure of palm blank；
S4, the palm blank surface obtained through low-temperature bake is polished smooth, seam crossing mends temperature curing epoxy low resin
Glue, then low-temperature bake solidification.
It should be noted that above-mentioned temperature curing epoxy low resin glue by being (3 by epoxy resin and curing agent in mass ratio
~2): 1 is mixed to get such as 3:1,2.5:1 or 2:1, and above-mentioned low-temperature bake temperature is 60~100 DEG C, and baking time is 50~
80min。
Preferably, in the first embodiment, above-mentioned intensive treatment process includes: to brush on palm blank surface
The temperature curing epoxy low resin adhesive layer of 0.1~0.5mm thickness is applied, which passes through by epoxy resin and admittedly
Agent presses (3~2): 1 is mixed to get, and first at a temperature of 60~100 DEG C carries out semi-solid preparation, with finger contact glue-line have viscous glutinous sense and
Not wire drawing then in the temperature curing epoxy low resin adhesive layer surface paving carbon fiber prepreg of semi-solid preparation, then surface is spread
The palm blank for posting carbon fiber prepreg, which is placed in vacuum bag, vacuumizes sealing, is finally putting into 145~200 DEG C of baking oven
Toast 30~60min.
Preferably, in the second embodiment, above-mentioned intensive treatment process includes: to spray on palm blank surface
The adhesive layer of 0.1~0.25mm thickness is applied, first carries out semi-solid preparation at a temperature of 60~100 DEG C, is had with finger contact glue-line viscous
Glutinous sense and not wire drawing are sufficiently bonded consolidation and then in carbon fiber then in adhesive layer surface paving carbon fiber woven cloth
It ties up woven cloth surface and brushes temperature curing epoxy low resin glue, the stream that do not hung down with the temperature curing epoxy low resin glue levelling is advisable, and makes it
Carbon fiber woven cloth is infiltrated, 10~18min of solidification is stored at room temperature, then brush one layer of Low-temperature epoxy resin adhesive layer, makes the layer
The flowing of temperature epoxy resin adhesive layer is smooth, finally solidifies at a temperature of being stored at room temperature solidification or at 60~80 DEG C.
It, can also be with it should be noted that above-mentioned adhesive selects the Super77 multipurpose of 3M company production to be sprayed adhesive
Using temperature curing epoxy low resin glue.It is oblique that 3K plain weave twill, 1K twill plain weave, 1.5K plain weave can be used in above-mentioned carbon fiber woven cloth
The materials such as line, glass fibre cloth or aramid fiber carbon fiber shuffling cloth.Above-mentioned Low-temperature epoxy resin glue uses glass transition temperature Tg
Low-temperature epoxy resin glue between 60 DEG C~80 DEG C, wherein the mass ratio of epoxy resin and curing agent is (3~1): 1.
Preferably, in the third embodiment, above-mentioned intensive treatment process includes: to spray on palm blank surface
Adhesive layer is applied, first carries out semi-solid preparation at a temperature of 60~80 DEG C, has viscous glutinous sense and not wire drawing with finger contact glue-line, so
Afterwards in the dry cloth of adhesive layer surface paving carbon fiber, sufficiently it is bonded after consolidation, using resin transfer technology, in the dry cloth of carbon fiber
Surface layer-by-layer is laid with release cloth, flow-guiding screen, several diversion pipes, airfelt and vacuum film, and the product after the completion of laying is set
It is sealed in vacuum bag, reserves epoxy resin entrance and exit in product two ends, and connect a conduit, the conduit insertion in entrance
In temperature curing epoxy low resin glue, outlet connects vacuum pump, is vacuumized using vacuum pump, under vacuum pressure effect, low-temperature setting
Epoxide-resin glue enters interiors of products, and after infiltrating the dry cloth of carbon fiber, entrance and exit is sealed, and room temperature stands solidification.
It should be noted that above-mentioned adhesive layer is sprayed adhesive using the Super77 multipurpose of 3M company production, it can also
Using Low-temperature epoxy resin glue of the glass transition temperature Tg between 60 DEG C~80 DEG C, wherein epoxy resin and curing agent
Mass ratio is (3~1): 1.The quantity of above-mentioned diversion pipe is laid with according to actual product size, can for 2,3,4 or
5 etc..
Preferably, in the 4th kind of embodiment, above-mentioned intensive treatment process includes: to spray on palm blank surface
One layer of adhesive layer is applied, then in one layer of short carbon fiber silk layer of the uniform spreading in the adhesive layer surface, sufficiently compresses reality with hand
And then temperature curing epoxy low resin glue is brushed in short carbon fiber silk layer surface, so that it is infiltrated short carbon fiber silk layer, then room
Temperature stands solidification or solidifies at a temperature of 60~80 DEG C, finally trims Excess resin flash.
It should be noted that above-mentioned adhesive layer is sprayed adhesive using the Super77 multipurpose of 3M company production, it is used to
The fixed short carbon fiber silk being laid with.Above-mentioned temperature curing epoxy low resin glue also use glass transition temperature Tg 60 DEG C~80 DEG C it
Between Low-temperature epoxy resin glue, wherein the mass ratio of epoxy resin and curing agent be (3~1): 1.
Preferably, the preparation method of Carbon fibers Carbon fibers palm of the invention further include: to after above-mentioned intensive treatment
Carbon fiber palm crude green body carries out surface roughening treatment and ultrasonic cleaning, then drying, spray painting processing.
The surface roughening treatment process includes: first using the corundum sand of 60~80 mesh to after the intensive treatment
Carbon fiber palm crude green body carry out blasting treatment, the sandblasting pressure control be 3~6 atmospheric pressure；Then successively thick with No. 800
Sand paper grinding process is smooth and No. 1000 fine sandpapers carry out fine processing.
It should be noted that above-mentioned temperature curing epoxy low resin glue need to all use after preparing within 30min, it is more than
Temperature curing epoxy low resin glue needs after 30min are scrapped to be deployed in proportion again.
The present invention also provides a kind of carbon fiber palms, are prepared by the preparation method of above-mentioned carbon fiber palm.
The present invention is then right by processing carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC
Palm blank carries out intensive treatment and obtains palm product；On the one hand in the preparation method without corresponding mold to form,
It effectively eliminates die cost and manufactures and designs the time cost of mold, shorten palm product development cycle；On the other hand, it obtains
The precision controllability and stability of the palm product arrived are high, and it has compared to the palm product that conventionally employed mold is prepared
Higher tensile strength, stretch modulus and shear strength, and rigidity are big.
To facilitate the understanding of the present invention, below with reference to embodiment to further illustrate the technical scheme of the present invention.Applicant
Statement, the present invention are illustrated by the following examples detailed process equipment and process flow of the invention, but the present invention not office
It is limited to following detailed process equipments and process flow, that is, does not mean that the present invention should rely on above-mentioned detailed process equipment and technique stream
Cheng Caineng is implemented.It should be clear to those skilled in the art, any improvement in the present invention, to each original of product of the present invention
The equivalence replacement of material and addition, the selection of concrete mode of auxiliary element etc. all fall within protection scope of the present invention and open model
Within enclosing.
Embodiment 1
For the carbon fiber palm of the structure shown in Fig. 1, preparation method, comprising:
Step 1: preparing carbon fiber block:
(1) according to mechanical structure design requirement, cut 10 pieces of same size carbon fiber prepregs are carried out layer-by-layer
Then paving will be placed on cold pressing board through 10 layers of good carbon fiber prepreg of layer-by-layer paving and be forced into 90kgf/cm2Under pressure
10min is handled, preformed blank is obtained；The step 10 time is repeated, 10 preformed blanks are obtained.
(2) above-mentioned 10 preformed blanks are corresponded into paving piece by piece from the bottom to top, then by through paving good 10 in advance at
Parison body is placed on hot press pallet first room temperature and is forced into 50kgf/cm2 pretreatment 10min, make sufficiently to press between pre-shaped green body
Close consolidation；Then hot press is warming up to 75 DEG C of 10 preformed blank constant temperature hot pressing good to paving with the rate of 2 DEG C/min
37min；Being further continued for being warming up to 145 DEG C of 10 preformed blanks good to paving with the rate of 2 DEG C/min and carrying out constant temperature 45min makes
Carbon fiber prepreg in preformed blank is fully cured, and it is 30kgf/cm2 that the pressure of hot press is kept in entire temperature-rise period,
Obtain carbon fiber block.
(3) it by the resin of carbon fiber block obtained above removal leftover pieces and spilling, is placed in 180 DEG C of baking oven and toasts
70min then takes out natural cooling, and carbon fiber block is made sufficiently to discharge internal stress.
Step 2: preparing palm blank:
(1) as depicted in figs. 1 and 2, the is sufficiently split into according to the progress of the assembling structure of the design drawing of Fig. 1 carbon fiber palm
One part 1 and the second part 3, and the part drawing of the first part 1 and the second part 3 is correspondingly designed, then according to two parts
Connection scheme between pre-designed two parts of different stresses, and correspondingly design corresponding connection structure 2
Figure；
(2) numerically controlled processing equipment is passed through using above-mentioned carbon fiber block material as raw material according to above-mentioned part drawing and connection structure diagram
(CNC) blank forming of the blank and connection structure 2 of the first part 1 and the second part 3 is come out；
(3) the connecting portion processing of the blank of the blank and connection structure 2 of the first part 1 and the second part 3 is smooth whole
Together, according to the design drawing of palm and pre-designed connection type, the blank of the first part 1 and the second part 3 and connection are tied
Temperature curing epoxy low resin glue (mass ratio of epoxy resin and curing agent is 3:1) is smeared between the contact surface of the blank of structure 2, then
It is fixed using localization tool, then the baking-curing 80min at 60 DEG C, makes bondline thickness 0.1mm, obtain palm blank.
(4) above-mentioned palm blank surface is polished smooth, seam crossing mend temperature curing epoxy low resin glue (epoxy resin and
The mass ratio of curing agent is 3:1), first the baking-curing 60min at 60 DEG C, then smooth by joint treatment, rigid with the palm fibre of 80 mesh
Beautiful sand carries out blasting treatment (sandblasting pressure control is in 5 atmospheric pressure), then successively uses No. 800 sand on the surface after blasting treatment
Paper grinding process is smooth and No. 1200 sand paper fine processings, is finally cleaned by ultrasonic, drying is stand-by.
Step 3: intensive treatment:
Temperature curing epoxy low resin glue (the epoxy resin of 0.3mm thickness is brushed on palm blank obtained above surface
It is 3:1 with the mass ratio of curing agent) layer, semi-solid preparation first is carried out at a temperature of 80 DEG C, has viscous glutinous sense and not with finger contact glue-line
Wire drawing, then in the temperature curing epoxy low resin adhesive layer surface paving carbon fiber prepreg of semi-solid preparation, then by surface paving
The palm blank of good carbon fiber prepreg, which is placed in vacuum bag, vacuumizes sealing, is finally putting into 160 DEG C of baking oven and toasts
40min。
Step 4: appearance is handled:
Flash cleaning is first carried out to the palm product obtained through above-mentioned intensive treatment and using corundum sand blasting treatment (spray
Sand pressure control is in 5 atmospheric pressure), then surface smoothly and with No. 1200 sand paper is finely located with No. 800 sand paper grinding process
Reason, then ultrasonic cleaning, spray-on carbon fiber special epoxy resin paints after 80 DEG C of drying, obtains carbon fiber palm finished product.
Embodiment 2
For the carbon fiber palm of the structure shown in Fig. 1, preparation method, comprising:
Step 1: preparing carbon fiber block:
(1) according to mechanical structure design requirement, cut 10 pieces of same size carbon fiber prepregs are carried out layer-by-layer
Then paving will be placed on cold pressing board through 10 layers of good carbon fiber prepreg of layer-by-layer paving and be forced into 100kgf/cm2Under pressure
8min is handled, preformed blank is obtained；The step 10 time is repeated, 10 preformed blanks are obtained.
(2) above-mentioned 10 preformed blanks are corresponded into paving piece by piece from the bottom to top, then by through paving good 10 in advance at
Parison body is placed on hot press pallet first room temperature and is forced into 80kgf/cm2 pretreatment 8min, makes sufficiently to press between pre-shaped green body
Consolidation；Then hot press is warming up to 80 DEG C of 10 preformed blank constant temperature hot pressing good to paving with the rate of 4 DEG C/min
28min；Being further continued for being warming up to 150 DEG C of 10 preformed blanks good to paving with the rate of 4 DEG C/min and carrying out constant temperature 40min makes
Carbon fiber prepreg in preformed blank is fully cured, and it is 40kgf/cm2 that the pressure of hot press is kept in entire temperature-rise period,
Obtain carbon fiber block.
(3) it by the resin of carbon fiber block obtained above removal leftover pieces and spilling, is placed in 190 DEG C of baking oven and toasts
60min then takes out natural cooling, and carbon fiber block is made sufficiently to discharge internal stress.
Step 2: preparing palm blank:
(1) as depicted in figs. 1 and 2, the is sufficiently split into according to the progress of the assembling structure of the design drawing of Fig. 1 carbon fiber palm
One part 1 and the second part 3, and the part drawing of the first part 1 and the second part 3 is correspondingly designed, then according to two parts
Connection scheme between pre-designed two parts of different stresses, and correspondingly design corresponding connection structure 2
Figure；
(2) numerically controlled processing equipment is passed through using above-mentioned carbon fiber block material as raw material according to above-mentioned part drawing and connection structure diagram
(CNC) blank forming of the blank and connection structure 2 of the first part 1 and the second part 3 is come out；
(3) the connecting portion processing of the blank of the blank and connection structure 2 of the first part 1 and the second part 3 is smooth whole
Together, according to the design drawing of palm and pre-designed connection type, the blank of the first part 1 and the second part 3 and connection are tied
Temperature curing epoxy low resin glue (mass ratio of epoxy resin and curing agent is 2:1) is smeared between the contact surface of the blank of structure 2, then
It is fixed using localization tool, then the baking-curing 70min at 80 DEG C, makes bondline thickness 0.2mm, obtain palm blank.
(4) above-mentioned palm blank surface is polished smooth, seam crossing mend temperature curing epoxy low resin glue (epoxy resin and
The mass ratio of curing agent is 2:1), first the baking-curing 60min at 60 DEG C, then smooth by joint treatment, rigid with the palm fibre of 60 mesh
Beautiful sand carries out blasting treatment (sandblasting pressure control is in 3 atmospheric pressure), then successively uses No. 800 sand on the surface after blasting treatment
Paper grinding process is smooth and No. 1200 sand paper fine processings, is finally cleaned by ultrasonic, drying is stand-by.
Step 3: intensive treatment:
In temperature curing epoxy low resin glue (epoxy resin and the solidification of palm blank surface spraying 0.2mm thickness
The mass ratio of agent is 2:1) layer, semi-solid preparation first is carried out at a temperature of 80 DEG C, has viscous glutinous sense and not wire drawing i.e. with finger contact glue-line
Can, then in temperature curing epoxy low resin adhesive layer surface paving carbon fiber woven cloth, sufficiently it is bonded consolidation and then in carbon fiber
Temperature curing epoxy low resin glue (mass ratio of epoxy resin and curing agent is 2:1) is brushed on woven cloth surface, with the low-temperature setting
Epoxide-resin glue levelling hang down stream be advisable, make its infiltrate carbon fiber woven cloth, be stored at room temperature solidification 15min, then brush one layer it is low
Temperature epoxy resin glue (mass ratio of epoxy resin and curing agent is 2:1) layer, keeps this layer of temperature epoxy resin adhesive layer flowing smooth, most
Stand solidification at room temperature afterwards.
Step 4: appearance is handled:
Flash cleaning is first carried out to the palm product obtained through above-mentioned intensive treatment and using corundum sand blasting treatment (spray
Sand pressure control is in 3 atmospheric pressure), then surface smoothly and with No. 1200 sand paper is finely located with No. 800 sand paper grinding process
Reason, then ultrasonic cleaning, spray-on carbon fiber special epoxy resin paints after 80 DEG C of drying, obtains carbon fiber palm finished product.
Embodiment 3
For the carbon fiber palm of the structure shown in Fig. 1, preparation method, comprising::
Step 1: preparing carbon fiber block:
(1) according to mechanical structure design requirement, cut 10 pieces of same size carbon fiber prepregs are carried out layer-by-layer
Then paving will be placed on cold pressing board through 10 layers of good carbon fiber prepreg of layer-by-layer paving and be forced into 110kgf/cm2Under pressure
5min is handled, preformed blank is obtained；The step 10 time is repeated, 10 preformed blanks are obtained.
(2) above-mentioned 10 preformed blanks are corresponded into paving piece by piece from the bottom to top, then by through paving good 10 in advance at
Parison body is placed on hot press pallet first room temperature and is forced into 100kgf/cm25min is pre-processed, makes sufficiently to press between pre-shaped green body
Consolidation；Then hot press is warming up to 75 DEG C of 10 preformed blank constant temperature hot pressing good to paving with the rate of 6 DEG C/min
37min；Being further continued for being warming up to 155 DEG C of 10 preformed blanks good to paving with the rate of 6 DEG C/min and carrying out constant temperature 30min makes
Carbon fiber prepreg in preformed blank is fully cured, and it is 50kgf/cm that the pressure of hot press is kept in entire temperature-rise period2,
Obtain carbon fiber block.
(4) it by the resin of carbon fiber block obtained above removal leftover pieces and spilling, is placed in 200 DEG C of baking oven and toasts
60min then takes out natural cooling, and carbon fiber block is made sufficiently to discharge internal stress.
Step 2: preparing palm blank:
(1) as depicted in figs. 1 and 2, the is sufficiently split into according to the progress of the assembling structure of the design drawing of Fig. 1 carbon fiber palm
One part 1 and the second part 3, and the part drawing of the first part 1 and the second part 3 is correspondingly designed, then according to two parts
Connection scheme between pre-designed two parts of different stresses, and correspondingly design corresponding connection structure 2
Figure；
(2) numerically controlled processing equipment is passed through using above-mentioned carbon fiber block material as raw material according to above-mentioned part drawing and connection structure diagram
(CNC) blank forming of the blank and connection structure 2 of the first part 1 and the second part 3 is come out；
(3) the connecting portion processing of the blank of the blank and connection structure 2 of the first part 1 and the second part 3 is smooth whole
Together, according to the design drawing of palm and pre-designed connection type, the blank of the first part 1 and the second part 3 and connection are tied
Temperature curing epoxy low resin glue (mass ratio of epoxy resin and curing agent is 2.5:1) is smeared between the contact surface of the blank of structure 2, so
It is fixed afterwards using localization tool, then the baking-curing 60min at 80 DEG C, makes bondline thickness 0.25mm, obtain palm blank.
(4) above-mentioned palm blank surface is polished smooth, seam crossing mend temperature curing epoxy low resin glue (epoxy resin and
The mass ratio of curing agent is 2.5:1), first the baking-curing 60min at 60 DEG C, then smooth by joint treatment, with the palm fibre of 80 mesh
Emergy carries out blasting treatment (sandblasting pressure control is in 4 atmospheric pressure), then successively uses No. 800 on the surface after blasting treatment
Sand paper grinding process is smooth and No. 1200 sand paper fine processings, is finally cleaned by ultrasonic, drying is stand-by.
Step 3: intensive treatment:
Spraying temperature curing epoxy low resin glue on palm blank surface, (mass ratio of epoxy resin and curing agent is
1:1) layer first carries out semi-solid preparation at a temperature of 60 DEG C, has viscous glutinous sense and not wire drawing with finger contact glue-line, then in low temperature
The dry cloth of curing epoxy resin adhesive layer surface paving carbon fiber is sufficiently bonded after consolidation, using resin transfer technology, in carbon fiber
Dry cloth surface layer-by-layer is laid with release cloth, flow-guiding screen, 4 diversion pipes, airfelt and vacuum film, and the product after the completion of laying is set
It is sealed in vacuum bag, reserves epoxy resin entrance and exit in product two ends, and connect a conduit, the conduit insertion in entrance
In temperature curing epoxy low resin glue (mass ratio of epoxy resin and curing agent is 1:1), outlet connects vacuum pump, uses vacuum pumping
Vacuum, under vacuum pressure effect, temperature curing epoxy low resin glue enters interiors of products, after infiltrating the dry cloth of carbon fiber, will enter
Mouth and exit seal, room temperature stand solidification.
Step 4: appearance is handled:
Flash cleaning is first carried out to the palm product obtained through above-mentioned intensive treatment and using corundum sand blasting treatment (spray
Sand pressure control is in 4 atmospheric pressure), then surface smoothly and with No. 1200 sand paper is finely located with No. 800 sand paper grinding process
Reason, then ultrasonic cleaning, spray-on carbon fiber special epoxy resin paints after 80 DEG C of drying, obtains carbon fiber palm finished product.
Embodiment 4
Difference with embodiment 3 is: the intensive treatment of step 3 is replaced are as follows: sprays on above-mentioned palm blank surface
The Super77 multipurpose of one layer of 3M company production is sprayed adhesive layer, and then on the adhesive layer surface, uniform spreading is one layer short
Carbon fiber wire layer is sufficiently compressed real with hand and then brushes temperature curing epoxy low resin glue in short carbon fiber silk layer surface
(mass ratio of epoxy resin and curing agent is 1:1), makes it infiltrate short carbon fiber silk layer, then be stored at room temperature solidification, finally trims
Excess resin flash；The other the same as in Example 3.
Embodiment 5
Difference with embodiment 3 is: the process for preparing palm blank of step 2 being replaced are as follows: according to carbon fiber hand
The design drawing of plate, using multiaxis NC maching equipment, by boring, cutting, mill, cutting the processing method with vehicle, directly by carbon fiber
Block processes to obtain palm blank；The other the same as in Example 3.
Embodiment 6
Difference with embodiment 3 is: raw material carbon fiber block material is replaced with commercially available polyphenylene sulfide (PPS) block；Its
It is the same as embodiment 3.
Embodiment 7
Difference with embodiment 3 is: raw material carbon fiber block material being replaced with commercially available nylon and adds fine block；It is other same real
Apply example 3.
Embodiment 8
Difference with embodiment 3 is: raw material carbon fiber block material is replaced with commercially available plus fibre PBT block；It is other same real
Apply example 3.
Performance detection, testing result such as the following table 1 institute are carried out to carbon fiber palm finished product made from the embodiment of the present invention 1~8
Show.
Wherein, it tensile strength and stretch modulus: is detected according to GB/T3354-2014 standard；
Specific strength and specific modulus: it is detected according to GB/T3354 standard.
Shear strength: it is detected according to GB/T3355-2005 standard.
Table 1
The above is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, inventive formulation and preparation process can have various modifications and variations.All within the spirits and principles of the present invention, institute
Any modification, equivalent substitution, improvement and etc. of work, should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of preparation method of carbon fiber palm, it is characterised in that: include:
It processes carbon fiber block or high temperature resistant plastic cement block to obtain palm blank through CNC；
Intensive treatment is carried out with carbon fiber material to palm blank surface.
2. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the preparation of the palm blank
Process includes:, using multiaxis NC maching equipment, to be added by boring, cutting, mill, cut with vehicle according to the design drawing of carbon fiber palm
One or more of work mode directly processes carbon fiber block or high temperature resistant plastic cement block to obtain palm blank.
3. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the preparation of the palm blank
Process includes:
Assembling structure in the design drawing of carbon fiber palm is carried out to be correspondingly designed to several part drawings after sufficiently splitting, then
According to the connection scheme between the pre-designed adjacent parts of the different stress of part, and correspondingly design each connection structure
Figure；
According to several part drawings and connection structure diagram, using carbon fiber block or high temperature resistant plastic cement block as raw material, by numerical control plus
Construction equipment comes out several part blanks and connection structure blank forming；
The connecting portion processing of several part blanks is smooth neat, according to the design drawing of palm and pre-designed connection side
Formula will be smeared temperature curing epoxy low resin glue, then be fixed using localization tool, then low between the contact surface of each adjacent parts blank
Temperature baking；
The palm blank surface obtained through low-temperature bake is polished smooth, seam crossing mends temperature curing epoxy low resin glue, then low
Warm baking-curing.
4. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the carbon fiber block by with
Lower section method is prepared:
According to mechanical structure design requirement, several same size carbon fiber prepregs cut are subjected to layer-by-layer paving, so
Pressurized treatments will be carried out through cold press through the good several layers carbon fiber prepreg of layer-by-layer paving afterwards, obtains preformed blank；
Several preformed blanks are corresponded into paving piece by piece from the bottom to top, then by several preforms good through paving
Body carries out hot-press solidifying processing through hot press, and the hot-press solidifying treatment process includes: first by hot press temperature to be warming up to 75
~85 DEG C to 18~37min of several layers preformed blank constant temperature hot pressing；Then hot press is warming up to 145~155 DEG C of several layers
Preformed blank carries out isothermal curing, and it is 30~50kgf/cm that the pressure of hot press is kept in entire temperature-rise period2, heating rate
For 1~6 DEG C/min, carbon fiber block is obtained；
The carbon fiber block is placed in 50~70min of baking in 180~200 DEG C of baking oven.
5. the preparation method of carbon fiber palm according to claim 4, it is characterised in that: the hot-press solidifying treatment process
In: before hot press heats up, 5~10min of room temperature Pretreatment with Pressurized, the pretreatment first are carried out to several layers preformed blank
Pressure in the process is 50~100kgf/cm2。
6. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the intensive treatment process packet
It includes: the temperature curing epoxy low resin adhesive layer of 0.1~0.5mm thickness is brushed on palm blank surface, first at 60~100 DEG C
At a temperature of carry out semi-solid preparation, then in temperature curing epoxy low resin adhesive layer surface paving carbon fiber prepreg, then by surface paving
The palm blank of good carbon fiber prepreg, which is placed in vacuum bag, vacuumizes sealing, is put into 145~200 DEG C of baking oven and toasts 30
~60min.
7. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the intensive treatment process packet
It includes: in the adhesive layer of palm blank surface spraying 0.1~0.25mm thickness, first being carried out at a temperature of 60~100 DEG C
Semi-solid preparation, then in adhesive layer surface paving carbon fiber woven cloth, then in carbon fiber woven cloth surface brushing low-temperature setting ring
Oxygen resin glue makes it infiltrate carbon fiber woven cloth, is stored at room temperature 10~18min of solidification, then brush one layer of Low-temperature epoxy tree
Rouge glue-line, and solidify at a temperature of being stored at room temperature solidification or at 60~80 DEG C.
8. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the intensive treatment process packet
It includes: spraying adhesive layer on palm blank surface, first semi-solid preparation is carried out at a temperature of 60~80 DEG C, then in adhesive
The dry cloth of layer surface paving carbon fiber, then release cloth, flow-guiding screen, several diversion pipes, thoroughly are laid in the dry cloth surface layer-by-layer of carbon fiber
Gas felt and vacuum film, by the product after the completion of laying be placed in vacuum bag sealing, product two ends reserve epoxy resin entrance and
Outlet, and a conduit is connected in entrance, the conduit is inserted into temperature curing epoxy low resin glue, and outlet connects vacuum pump, using true
Empty pumping vacuum, under vacuum pressure effect, temperature curing epoxy low resin enters interiors of products, after infiltrating carbon cloth, by entrance
And exit seal, room temperature stand solidification.
9. the preparation method of carbon fiber palm according to claim 1, it is characterised in that: the intensive treatment process packet
It includes: spraying one layer of adhesive layer on palm blank surface, be then laid with one layer of short carbon fiber on the adhesive layer surface
Silk layer is tieed up, then brushes temperature curing epoxy low resin glue in short carbon fiber silk layer surface, it is made to infiltrate short carbon fiber silk layer, then
It is stored at room temperature solidification or solidifies at a temperature of 60~80 DEG C.
10. the preparation method of described in any item carbon fiber palms according to claim 1~9, it is characterised in that: the high temperature resistant
Plastic cement block adds fibre using polyphenylene sulfide, polyether-ether-ketone plus fine polybutylene terephthalate (PBT) or nylon.
11. a kind of carbon fiber palm, it is characterised in that: by the preparation of the described in any item carbon fiber palms of claim 1~10
Method is prepared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910027838.2A CN109703061B (en) | 2019-01-11 | 2019-01-11 | Carbon fiber hand plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910027838.2A CN109703061B (en) | 2019-01-11 | 2019-01-11 | Carbon fiber hand plate and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109703061A true CN109703061A (en) | 2019-05-03 |
| CN109703061B CN109703061B (en) | 2022-03-18 |
Family
ID=66261301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910027838.2A Active CN109703061B (en) | 2019-01-11 | 2019-01-11 | Carbon fiber hand plate and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109703061B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046032A (en) * | 2020-08-06 | 2020-12-08 | 山东金博防腐材料有限公司 | Preparation method of photocuring carbon fiber nano ceramic protective tape |
| CN113043636A (en) * | 2019-12-28 | 2021-06-29 | 江苏亨睿碳纤维科技有限公司 | Manufacturing method of automobile carbon fiber composite material air filter box shell |
| WO2022183797A1 (en) * | 2021-03-01 | 2022-09-09 | 湖南瑞琦户外用品有限公司 | Carbon fiber fish bait rough blank and manufacturing method therefor |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886600A (en) * | 1971-07-15 | 1975-06-03 | Cutter Lab | Joint prosthesis |
| FR2490951A1 (en) * | 1980-09-26 | 1982-04-02 | Blatchford & Sons Ltd | PROCESS AND APPARATUS FOR MANUFACTURING AN ARTIFICIAL MEMBER ELEMENT AND ELEMENT OBTAINED |
| US6291738B1 (en) * | 1997-06-03 | 2001-09-18 | Alcare Co., Ltd. | Outfit supporting member and outfit made by using the same |
| CN101412284A (en) * | 2008-12-09 | 2009-04-22 | 北京百慕航材高科技股份有限公司 | Method for moulding resin-based composite material ankle-foot orthosis |
| CN101691065A (en) * | 2009-10-14 | 2010-04-07 | 上海理工大学 | Process for forming artificial leg made of carbon fiber composite materials |
| CN102382317A (en) * | 2011-10-08 | 2012-03-21 | 中国科学院山西煤炭化学研究所 | Method for raising interlayer shearing strength of continuous carbon fiber reinforced composite |
| CN102514210A (en) * | 2011-12-12 | 2012-06-27 | 天津工业大学 | Moulding method of composite material prefabricated component |
| CN104354304A (en) * | 2014-10-31 | 2015-02-18 | 安徽梦谷纤维材料科技有限公司 | Surf board production process |
| CN106553355A (en) * | 2015-09-25 | 2017-04-05 | 北京百慕航材高科技股份有限公司 | A kind of artificial leg made of carbon fiber composite materials moulding process |
| CN108068356A (en) * | 2017-12-21 | 2018-05-25 | 威海光威复合材料股份有限公司 | The integral formation method of composite material ankle-foot orthosis |
-
2019
- 2019-01-11 CN CN201910027838.2A patent/CN109703061B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886600A (en) * | 1971-07-15 | 1975-06-03 | Cutter Lab | Joint prosthesis |
| FR2490951A1 (en) * | 1980-09-26 | 1982-04-02 | Blatchford & Sons Ltd | PROCESS AND APPARATUS FOR MANUFACTURING AN ARTIFICIAL MEMBER ELEMENT AND ELEMENT OBTAINED |
| US6291738B1 (en) * | 1997-06-03 | 2001-09-18 | Alcare Co., Ltd. | Outfit supporting member and outfit made by using the same |
| CN101412284A (en) * | 2008-12-09 | 2009-04-22 | 北京百慕航材高科技股份有限公司 | Method for moulding resin-based composite material ankle-foot orthosis |
| CN101691065A (en) * | 2009-10-14 | 2010-04-07 | 上海理工大学 | Process for forming artificial leg made of carbon fiber composite materials |
| CN102382317A (en) * | 2011-10-08 | 2012-03-21 | 中国科学院山西煤炭化学研究所 | Method for raising interlayer shearing strength of continuous carbon fiber reinforced composite |
| CN102514210A (en) * | 2011-12-12 | 2012-06-27 | 天津工业大学 | Moulding method of composite material prefabricated component |
| CN104354304A (en) * | 2014-10-31 | 2015-02-18 | 安徽梦谷纤维材料科技有限公司 | Surf board production process |
| CN106553355A (en) * | 2015-09-25 | 2017-04-05 | 北京百慕航材高科技股份有限公司 | A kind of artificial leg made of carbon fiber composite materials moulding process |
| CN108068356A (en) * | 2017-12-21 | 2018-05-25 | 威海光威复合材料股份有限公司 | The integral formation method of composite material ankle-foot orthosis |
Non-Patent Citations (2)
| Title |
|---|
| 李恒德: "《现代材料科学与工程辞典》", 31 August 2001 * |
| 王振清: "《先进复合材料研究进展》", 31 October 2014 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043636A (en) * | 2019-12-28 | 2021-06-29 | 江苏亨睿碳纤维科技有限公司 | Manufacturing method of automobile carbon fiber composite material air filter box shell |
| CN112046032A (en) * | 2020-08-06 | 2020-12-08 | 山东金博防腐材料有限公司 | Preparation method of photocuring carbon fiber nano ceramic protective tape |
| WO2022183797A1 (en) * | 2021-03-01 | 2022-09-09 | 湖南瑞琦户外用品有限公司 | Carbon fiber fish bait rough blank and manufacturing method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109703061B (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109703061A (en) | A kind of carbon fiber palm and preparation method thereof | |
| CN102632622B (en) | Preparation method of carbon fiber table leg produced by fiber-reinforced resin-matrix composite furniture material | |
| US9643363B2 (en) | Manufacture of a structural composites component | |
| CN109203510A (en) | A kind of preparation method of joint flange | |
| CN106313584A (en) | Forming device and forming method for tubular three-dimensional braided composite product | |
| CN101663155A (en) | Method for a complex part of a composite material with long fibers and heat-curable matrix | |
| CN105751409B (en) | A kind of manufacturing method of carbon fibre composite component die | |
| EP0552918A1 (en) | Process for imprinting thermoplastic composites | |
| CN104723577A (en) | Preparation method for carbon fibre fabric-reinforced polyetheretherketone polymer composite material | |
| JP2603905B2 (en) | Manufacturing method of molded products | |
| CN110103488A (en) | A kind of continuous mould pressing manufacturing process of fan blade thermoplastic composite spar cap | |
| CN107214975B (en) | A kind of simulation coating rapid shaping wet process mould pressing process | |
| CN105619840A (en) | Synchronous molding and coating process for carbon fiber composite material | |
| CN108025512A (en) | Three-dimension high-strength degree fibrous composite component and its manufacture method | |
| CN109591321A (en) | A kind of engine contains the forming method and its manufactured outer culvert casing of casing outside | |
| CN109843564A (en) | Composite sheet and its manufacturing method | |
| US20160193820A1 (en) | Coloured carbon-fibre composite materials | |
| US20220410505A1 (en) | Fiber reinforced thermoplastic composite sheet and method for preparing the same | |
| CN112454950A (en) | Technological skin, wave-absorbing composite material part and preparation method thereof | |
| DE102006033011A1 (en) | Fan wheel, for an axial tunnel ventilation/extraction fan, has one-piece non-stick fan vanes of a carbon fiber reinforced plastics woven bonded to an inlay | |
| CN107089015B (en) | It is a kind of to improve the die press technology for forming that fiber answers material appearance using polymeric membrane | |
| CN106217909A (en) | A kind of composite with mark action and preparation method thereof | |
| CN1333010C (en) | Method for preparing composite material based on Teflon enhanced by dense fibers | |
| CN108501401A (en) | A kind of lightweight carbon fiber board and its preparation process | |
| CN109747179A (en) | A kind of pre- immersion composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |