CN106738447A - A kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities and method - Google Patents
A kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities and method Download PDFInfo
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- CN106738447A CN106738447A CN201611150520.6A CN201611150520A CN106738447A CN 106738447 A CN106738447 A CN 106738447A CN 201611150520 A CN201611150520 A CN 201611150520A CN 106738447 A CN106738447 A CN 106738447A
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- tension roller
- elasticity tension
- carbon fiber
- fiber bundle
- wedge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
- B29B15/14—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length of filaments or wires
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
Abstract
A kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities and method during the present invention discloses field of compound material,By a left side,Right wedge-shaped centering block is left with first respectively,Right elasticity tension roller coordinates realizes carbon fiber pine beam,Fibrillation,Tensioning,By a left side,Right wedge-shaped centering block is left with second respectively,The contact of right elasticity tension roller and depressed fast are acted on,Make the carbon fiber bundle of tensioning carry out rapid vertical to molten state resin membrane to cut downwards,And be embedded into wherein,Realize insertion and embedding of the carbon fibre tow in thermoplastic matrix resin,Unidirectional continuous carbon fibre thermoplastic prepreg material is prepared by the secondary compaction of subsequent pressure roll again,By secondary weaving or braiding,It is made various unidirectional,It is two-way,Oblique and three-dimensional continuous carbon fibre enhancing prepreg cloth or fabric,It is big that thermoplastic resin matrix's viscosity is solved well,It is difficult to carbon fiber bundle impregnability difference and infiltration,Resin content is difficult to the problem of precise control,It is also applied for the preparation of thermosetting carbon fibre initial rinse material strip.
Description
Technical field
The invention belongs to field of compound material, it is related to a kind of continuous carbon fibre to strengthen the preparation of thermoplastic resin-based prepreg
Technology, be particularly well-suited to melt viscosity it is high, to continuous carbon fibre cloth or fabric permeability difference thermoplastic resin based composite material
The preparation of prepreg.
Background technology
One of important means as automotive light weight technology, thermosetting Carbon-fiber Reinforced Plastics Component due to exist raw material into
This height, shelf-life are short, transport storage requirement is harsh, the production cycle is long, process costs are high, brittle break easily occurs, safeguards and repairs
Difficult, material recycling rate of waterused is low, reclaim the problems such as scrapping high energy consumption, thus is difficult to meet the requirement of mass production.Therefore, vapour
Garage's industry is fine to manufacture high-performance thermoplastic carbon to strengthening thermoplastic resin-based prepreg heat forming technology using continuous carbon fibre
Dimension composite element（CFRTP）Active demand is proposed, and continuous carbon fibre strengthens thermoplastic resin-based prepreg and prepares
As one of its key technology bottleneck.
The thermosetting resin base fibre reinforced prepreg production technology for extensively using at present mainly includes：Fusion method, powder
Method, solvent impregnation etc..As China Patent Publication No. for CN101474868A document in disclose a kind of melt impregnation legal system
The equipment that standby continuous carbon fibre strengthens thermoplastic prepreg, using staggeredly double extrusion dies, from fiber both sides addition melting thermoplastic
Property resin, but because thermoplastic resin melt temperature is high, viscosity is big and be difficult to ensure that the homogeneous immersion of carbon fiber, obtained preimpregnation
Band porosity is larger.China Patent Publication No. is prepared continuously to provide a kind of solution dipping method in the document of CN102328443A
The equipment of fibre reinforced thermoplastic prepreg, devising double-steeping groove enables fiber further to be soaked in molten resin casing
Stain, but fail to solve the problems, such as that thermoplastic resin is poor to carbon fibre tow wellability well.China Patent Publication No. is
Provided in the document of CN103978695 a kind of using powder infusion method preparation continuous function fibre reinforced thermoplastic resin
The equipment of base prepreg tape, the equipment devises the flusher of the sprayable suspension of powder containing thermoplastic resin, and is filled in sprinkling
Fiber-opening apparatus are provided with before putting, but the equipment is substantially still based on heat pressure forming process principle, it is impossible to fundamentally change heat
Plastic resin matrices viscosity is big, poor fluidity, be difficult to characteristic that is uniform, being sufficiently impregnated carbon cloth or fabric, therefore is difficult system
It is standby go out fiber content accurately control, infiltrate uniform high-performance continuous carbon fibre enhancing thermoplastic prepreg material.
The content of the invention
It is an object of the invention to provide a kind of enhancing of continuous carbon fibre thermoplastic resin matrix's prepreg preparation facilities and side
Method, to solve the high viscosity thermoplastic resin in the presence of existing continuous carbon fibre strengthens thermoplastic resin-based prepreg technology of preparing
Fat is difficult to dipping continuous carbon fibre bundle and is internally formed uniform effectively bonding, so as to cause obtained Carbon-fiber Reinforced Plastics Component power
Learn poor performance and the relatively low problem of bearing capacity.
A kind of continuous carbon fibre of the present invention strengthens the technical scheme that thermoplastic resin-based prepreg preparation facilities uses：Bag
The carbon fiber bundle winding up roller and volume for having carbon fiber bundle containing volume have the resin film coiling roller of resin film, and carbon fiber bundle draws through carbon fiber bundle winding up roller
Go out, carbon fiber bundle carry-over pinch rolls, the first left elasticity tension roller, second left side from left to right arranged through central shaft all anterior-posterior horizontals successively
Elasticity tension roller, the second right elasticity tension roller and the first right elasticity tension roller are conveyed to the right, in the first left elasticity tension roller to
Fibrillation device is disposed with directly over carbon fiber bundle between one right elasticity tension roller；Resin film is drawn from resin film coiling roller, from a left side
Conveyed to the right through the second left elasticity tension roller, the second right elasticity tension roller and the first right elasticity tension roller successively to the right side, resin film
It is horizontally disposed and be parallel to each other positioned at the underface of carbon fiber bundle, upper and lower gap is left therebetween；In the second left elasticity tension roller
And second resin film between right elasticity tension roller is arranged right below infrared heater, infrared heater topmost is provided with level
Chopping block；First left elasticity tension roller, the second left elasticity tension roller, the second right elasticity tension roller and the first right elasticity tension roller
Positive lower end is respectively fixedly connected a vertically arranged stage clip；Revolvable left wedge-shaped centering block and right wedge shape pendulum are provided with fibrillation device
Block, left wedge-shaped centering block is located at the surface of the first left elasticity tension roller and the second left elasticity tension roller, and right wedge-shaped centering block is located at the
The surface of two right elasticity tension rollers and the first right elasticity tension roller；The lower surface of left wedge-shaped centering block is left lozenges, right wedge shape
The lower surface of centering block is right lozenges, and left wedge surface and right wedge surface are arranged with facing each other face, left wedge-shaped centering block and right wedge-shaped centering block
Centre between connection piece left and right horizontal arrangement extension spring.
The preparation method that a kind of continuous carbon fibre of the present invention strengthens thermoplastic resin-based prepreg preparation facilities is used
Technical scheme be：Have steps of：
, in initial position, left lozenges bottom is located at the first left elasticity tension roller top, right lozenges bottom for A, fibrillation device
Positioned at the first right elasticity tension roller top, the carbon fiber on the first left elasticity tension roller and the first right elasticity tension roller is not contacted
Beam；
B, fibrillation device are moved downward, and direction swings towards each other for left lozenges and right lozenges, and bottom respectively correspondingly contacts
Carbon fiber bundle on first left elasticity tension roller, the first right elasticity tension roller, is carried out under tension spring tension effect to carbon fiber bundle
Song Shu；
C, fibrillation device continue to move downward, and left lozenges acts on the first left elasticity tension roller, and it is right that right lozenges acts on first
Elasticity tension roller, left wedge-shaped centering block and right wedge-shaped centering block are swung away from each other, extension spring stretching, and carbon fiber bundle is tensioned；It is simultaneously red
Outer heating device works, and resin film is heated to melting；
D, fibrillation device are further continued for moving downward, and left lozenges, right lozenges are contacted and push the second left bullet of correspondence position respectively
Property jockey pulley, the second right elasticity tension roller, the carbon fiber bundle and resin film of tensioning press to chopping block, carbon fiber bundle embedding downwardly together
Enter in resin film, be made the soft thermoplastic resin-based prepreg of state fibre reinforced.
The present invention is after adopting the above technical scheme, have an advantageous effect in that：
1st, the present invention is according to the principle of the kite string cutting movement object of tensioning, by left and right wedge-shaped centering block it is left with first respectively,
Right elasticity tension roller coordinates realizes carbon fiber pine beam, fibrillation, tensioning, by left and right wedge-shaped centering block respectively with the second left and right elasticity
The contact of jockey pulley and depressed fast are acted on, and the carbon fiber bundle of tensioning is carried out rapid vertical to molten state resin membrane downward
Cutting, and be embedded into wherein, insertion and embedding of the carbon fibre tow in thermoplastic matrix resin are realized, then by subsequent pressure
The secondary compaction of roller prepares unidirectional continuous carbon fibre thermoplastic prepreg material, by secondary weaving or braiding, be made it is various it is unidirectional,
Two-way, oblique and three-dimensional continuous carbon fibre enhancing prepreg cloth or fabric, solve thermoplastic resin matrix's viscosity big, right well
Carbon fiber bundle impregnability difference and the problem that infiltration is difficult, resin content is difficult to precise control, are also applied for thermosetting carbon fibre initial rinse
It is prepared by material strip.
2nd, the present invention can be set by the specification to thermoplastic resin film and carbon fiber bundle, and precise control continuous carbon fibre increases
Resin content in heat-flash plasticity prepreg, obtains the unidirectional continuous carbon fibre enhancing thermoplasticity prepreg of high microsteping content, can
For the preparation of two-way, oblique, three-dimensional prepreg provides necessary intermediate products, further to improve carbon fibre composite structure
The designability of part mechanical property.
3rd, the present invention is designed by the special construction of fibrillation device and its batch (-type) vertically moves up and down, sequentially real
The embedding of loose beam existing to carbon fibre tow, fibrillation, tensioning and perpendicular cuts, and carbon fiber bundle fibrillation is non-with thermoplastic resin film
Contact, part, infrared heating mode are carried out simultaneously, are easy to reduce energy resource consumption, not only energy saving, and be easily achieved with
The synchronization job of other production units, realizing continuous carbon fibre strengthens continuous, efficient, the automatic metaplasia of thermoplastic prepreg material
Produce.
Brief description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation that a kind of continuous carbon fibre of the invention strengthens thermoplastic resin-based prepreg preparation facilities；
Fig. 2 be Fig. 1 in carbon fiber bundle pine beam, fibrillation when fibrillation device and associated components working condition enlarged diagram；
Fig. 3 be Fig. 1 in carbon fiber bundle tensioning, cutting when fibrillation device and associated components working condition enlarged diagram；
Fig. 4 is the structure and working condition enlarged diagram of infrared heater in Fig. 1.
In figure：1. carbon fiber bundle winding up roller；2. carbon fiber bundle；3. carbon fiber bundle carry-over pinch rolls；4. the first left elasticity tension roller；5.
First right elasticity tension roller；6. the second left elasticity tension roller；7. the second right elasticity tension roller；8. resin film coiling roller；9. resin film；
10. the soft thermoplastic resin-based prepreg of state fibre reinforced；11. fibrillation devices；12. infrared heaters；Pressure roll on 13.；14.
Lower pressure roll；15. cooling fans；16. unidirectional continuous carbon fibre enhancing prepreg tapes；17. release web rolls；18. release liners；19.
Release liners carry-over pinch rolls；20. prepreg wind-up rolls；21. anticlockwise bearing pins；22. left wedge-shaped centering blocks；23. right rotation bearing pins；24. is right
Wedge-shaped centering block；25. extension springs；26. infrared heating fluorescent tubes；27. chopping blocks；28. temperature sensors；29. temperature controllers；30. braider lists
Unit；31. continuous carbon fibre prepreg cloths/fabric；32. left lozenges；33. right lozenges；34. first left stage clips；35. first right pressures
Spring；36. second left stage clips；37. second right stage clips.
Specific embodiment
Of the invention a kind of continuous carbon fibre as shown in Figure 1 strengthens thermoplastic resin-based prepreg preparation facilities, is left and right
The structure of lateral arrangement, is sequentially from left to right carbon fiber bundle winding up roller 1, the carbon fiber bundle traction of central shaft all anterior-posterior horizontal arrangements
Roller 3, the first left elasticity tension roller 4, the second left elasticity tension roller 6, the right elasticity tension roller 5 of the second right elasticity tension roller 7 and first.
It is right that left and right horizontal distance between two central shafts of the left elasticity tension roller 6 of the first left elasticity tension roller 4 and second is equal to first
Left and right horizontal distance between two central shafts of the right elasticity tension roller 7 of elasticity tension roller 5 and second.
After volume has carbon fiber bundle 2, carbon fiber bundle 2 to be drawn through carbon fiber bundle winding up roller 1 on carbon fiber bundle winding up roller 1, successively through carbon
Fibre bundle carry-over pinch rolls 3, the first left elasticity tension roller 4, the second left elasticity tension roller 6, the right bullet of the second right elasticity tension roller 7 and first
Property jockey pulley 5, arranged from the left and right horizontal of carbon fiber bundle 2 of the right elasticity tension roller 5 of carbon fiber bundle carry-over pinch rolls 3 to the first.First
Fibrillation device 11 is arranged in the surface of the carbon fiber bundle 2 between the left right elasticity tension roller 5 of elasticity tension roller 4 to the first.Fibrillation device 11
Using high pressure draught fibrillation, and can vertically make batch (-type) up and down motion.
Resin film coiling roller 8 is set in the left side of the second left elasticity tension roller 6, volume has resin film 8 on resin film coiling roller 8, sets
Adipose membrane 8 is drawn from resin film coiling roller 8, successively through the second left elasticity tension roller 6, the right elasticity of the second right elasticity tension roller 7 and first
Jockey pulley 5.The left and right horizontal of resin film 8 arrangement between the second left right elasticity tension roller 5 of elasticity tension roller 6 to the first, and position
In the underface of carbon fiber bundle 2, carbon fiber bundle 2 is parallel to each other with resin film about 8, and upper and lower gap is left therebetween.
The underface of the resin film 8 between the right elasticity tension roller 7 of the second left elasticity tension roller 6 and second sets infrared heating
Device 12, infrared heater 12 can be heated to resin film 8, make resin film 8 be in molten state matrix.
First left elasticity tension roller 4, the second left elasticity tension roller 6, the right elasticity tension of the second right elasticity tension roller 7 and first
Each positive lower end of elasticity tension roller of roller 5 is respectively fixedly connected a vertically arranged stage clip, stage clip upper end and elasticity tension roller
Side surface is fixedly connected, and the lower end of stage clip is fixed on ground, and in the presence of stage clip, each elasticity tension roller can be along Vertical Square
To diametrically lower motion.Specifically：The positive lower end of the first left elasticity tension roller 4 is fixedly connected the first left stage clip 34, and second is left
The positive lower end of elasticity tension roller 6 is fixedly connected the second left stage clip 36, and the positive lower end of the second right elasticity tension roller 7 is fixedly connected second
Right stage clip 37, the positive lower end of the first right elasticity tension roller 5 is fixedly connected the first right stage clip 35.
Be provided with fibrillation device 11 can around anticlockwise bearing pin 21 rotation left wedge-shaped centering block 22 and can be around right rotation bearing pin 23
The right wedge-shaped centering block 24 of rotation, left wedge-shaped centering block 22 is located at just going up for the left elasticity tension roller 6 of the first left elasticity tension roller 4 and second
Side, right wedge-shaped centering block 24 is located at the surface of the right elasticity tension roller 5 of the second right elasticity tension roller 7 and first.
The lower surface of left wedge-shaped centering block 22 is left lozenges 32, and the lower surface of right wedge-shaped centering block 24 is right lozenges 33, left
Wedge surface 32 and right wedge surface 33 are arranged with facing each other face.The angle of wedge size of left lozenges 32 and right lozenges 33 from fibrillation device 11 to
The maximum displacement of lower motion is determined.Anticlockwise bearing pin 21 and right rotation bearing pin 23 are connected to left wedge-shaped centering block 22 and right wedge shape
An extension spring for left and right horizontal arrangement is connected between the centre of the upper end of centering block 24, left wedge-shaped centering block 22 and right wedge-shaped centering block 24
25。
When fibrillation device 11 is put in original in-situ, the bottom of left lozenges 32 is located at the top of the first left elasticity tension roller 4, right
The bottom of lozenges 33 is located at the top of the first right elasticity tension roller 5, and the right elasticity of the first left elasticity tension roller 4 and first is not contacted
Carbon fiber bundle 2 on power roller 5, after fibrillation device 11 is moved downward, left lozenges 32 and the bottom of right lozenges 33 are respectively correspondingly
Carbon fiber bundle 2 on the upper first left elasticity tension roller 4 of contact, the first right elasticity tension roller 5, now in the pulling force effect of extension spring 25
Under, Song Shu is carried out to carbon fiber bundle 2.With fibrillation device 11 continue move downward, left wedge-shaped centering block 22 is around anticlockwise bearing pin 21
Turn clockwise, right wedge-shaped centering block 24 is around the rotate counterclockwise of right rotation bearing pin 23, the horizontal stretch of extension spring 25, left wedge surface 32 and right wedge
Face 33 respectively correspondingly applies downward pressure, the first left stage clip to the right elasticity tension roller 5 of the first left elasticity tension roller 4 and first
34 and first right stage clip 35 compress, the right elasticity tension roller 5 of the first left elasticity tension roller 4 and first is moved down, and aids in left wedge shape
Centering block 22, right wedge-shaped centering block 24 are tensioned to carbon fiber bundle 2.With fibrillation device 11 continue move downward, left lozenges 32
It is pressed on the carbon fiber bundle 2 on the left elasticity tension roller 6 of the first left elasticity tension roller 4 and second simultaneously, right lozenges 33 is pressed simultaneously
On carbon fiber bundle 2 on the right elasticity tension roller 7 of the first right elasticity tension roller 5 and second.Fibrillation device 11 is further continued for moving downward
Afterwards, the second left stage clip 36 and the second right stage clip 37 compress, and left lozenges 32 acts on downwards the first left He of elasticity tension roller 4 simultaneously
Second left elasticity tension roller 6, right lozenges 33 acts on downwards the right elasticity tension roller of the first right elasticity tension roller 5 and second simultaneously
7, the carbon fiber bundle 2 of drive level is moved downward vertically, pushes resin film 8.The present invention is by rationally design extension spring 25 and the
One left stage clip 34, the first right stage clip 35, the second left stage clip 36, the spring force of the second right stage clip 37, when the quick fortune downwards of fibrillation device 11
When dynamic, under left lozenges 32, right lozenges 33, extension spring 25 and four collective effects of stage clip, the carbon fiber of tensioning can be made
The depressed fast of beam 2 makes carbon fiber bundle 2 hang down molten state resin membrane 8 through the resin film 8 after the heating of infrared heater 12
Vertical cut cuts, and is embedded into wherein.When fibrillation device 11 is moved upwards, the first left elasticity tension roller 4, the first right elasticity tension roller 5
Because the elasticity of spring recovers, motional feedback is in situ upwards, and auxiliary fibrillation device 11 carries out Song Shu and fibrillation to carbon fiber bundle 2.
Pressure roll 13 and lower pressure roll 14 on the right side of the first right elasticity tension roller 5 is set, upper pressure roll 13 and push
Power roller 14 is arranged up and down respectively.Cooling fan 15, release liners is set gradually on the right side of upper pressure roll 13 and lower pressure roll 14 to lead
Pick-up roll 19 and prepreg wind-up roll 20.In the lower left of release liners carry-over pinch rolls 19, release web roll 17, release web roll 17 are set
Upper volume has release liners 18, and release liners 18 are successively through release liners carry-over pinch rolls 19 to prepreg wind-up roll 20.
After carbon fiber bundle 2 is embedded into resin film 8, the soft thermoplastic resin-based prepreg 10 of state fibre reinforced is formed.
The soft thermoplastic resin-based prepreg 10 of state fibre reinforced being collectively forming by carbon fiber bundle 2 and resin film 8 is right through first
Elasticity tension roller 5 is drawn.From the thermoplastic resin-based prepreg 10 of soft state fibre reinforced that the first right elasticity tension roller 5 is drawn
By between upper pressure roll 13 and lower pressure roll 14, upper pressure roll 13 and lower pressure roll 14 are further compacted soft state carbon fiber simultaneously
Unidirectional continuous carbon fibre enhancing prepreg tape 16, soft state fibre reinforced thermoplastic are formed after strengthening thermoplastic resin-based prepreg 10
Property resin base prepreg 10 and unidirectional continuous carbon fibre enhancing prepreg tape 16 it is horizontally disposed, and in same level highly.
The surface of unidirectional continuous carbon fibre enhancing prepreg tape 16 is cooling fan 15, and unidirectional continuous carbon fibre enhancing prepreg tape 16 is entered
The quick cooling of row.After unidirectional continuous carbon fibre enhancing prepreg tape 16 is drawn and is cooled down between upper pressure roll 13 and lower pressure roll 14
Again successively through release liners carry-over pinch rolls 19 to prepreg wind-up roll 20, and unidirectional continuous carbon fibre enhancing prepreg tape 16 be close to from
The upper surface of type paper 18, both converge at release liners carry-over pinch rolls 19, are received through the traction of release liners carry-over pinch rolls 19 and prepreg jointly
Winding up roller 20 winds.Unidirectional continuous carbon fibre enhancing prepreg tape 16 after winding carries out secondary braiding by braider unit 30, makes
Into various unidirectional, two-way, oblique and three-dimensional continuous carbon fibre prepreg cloths or fabric 31.
As shown in Fig. 2 in the loose beam of carbon fiber bundle 2, fibrillation state, between left wedge-shaped centering block 22 and right wedge-shaped centering block 24
Extension spring 25 can adjust the loose beam force and tensile force of carbon fiber bundle 2.When fibrillation device 11 is in halted state, the left He of wedge-shaped centering block 22
Right wedge-shaped centering block 24 is under the pulling force effect of extension spring 25 rotating around anticlockwise bearing pin 21 and the backswing of right rotation bearing pin 23, left wedge
The bottom of face 32 and right wedge surface 33 carries out Song Shu and fibrillation to carbon fiber bundle 2.
As shown in figure 3, be tensioned in carbon fiber bundle 2, downward cut state when, left wedge-shaped centering block 22 and the right side on fibrillation device 11
It is right that wedge-shaped centering block 24 respectively correspondingly first pushes the first left elasticity tension roller 4 and first by left lozenges 32 and right lozenges 33
Elasticity tension roller 5, and left wedge surface 32 swings to the left, and right wedge surface 33 swings to the right the tensioning for realizing carbon fiber bundle 2, then leads to again
Cross and push the right elasticity tension roller 7 of the second left elasticity tension roller 6 and second, drive the vertical downward movement of carbon fiber bundle 2, make carbon fiber
The molten state resin membrane 8 of 2 pairs of underfaces of beam realizes perpendicular cuts and embedding.
As shown in figure 4, infrared heater 12 connects temperature controller 29 by control line, temperature controller 29 is used to control infrared heating
The start and stop of device 12.The inside of infrared heater 12 has temperature sensor 28 and Duo Gen infrared heatings fluorescent tube 26, temperature sensor 28
It is connected with temperature controller 29, many infrared heating fluorescent tubes 26 are used to carry out resin film 9 local, quick, radiant type heating.It is infrared to add
The topmost of hot device 12 is provided with horizontal chopping block 27, and the left and right width of chopping block 27 is pre- with prepared unidirectional continuous carbon fibre enhancing
Leaching is consistent with 16 left and right width, and chopping block 27 is made of the material of corresponding resistance to high transmission rate, high temperature heat transfer rate, on chopping block 27
Left between the lower surface of resin film 9 when surface and the second left elasticity tension roller 6, the second right elasticity tension roller 7 push preceding certain
Upper and lower vertical range, the upper and lower vertical range h is 1-2mm, is easy to the smooth supply of resin film 9.
As Figure 1-4, when preparing the continuous carbon fibre thermoplastic resin-based prepreg of enhancing, 12K carbon fiber bundles are first got ready
Volume, PA66 thermoplastic resins film roll and the release paper rolls of yc-lxz001, are respectively placed in corresponding carbon fiber bundle winding up roller 1, resin film roll
On roller 8 and release web roll 17.Carbon fiber bundle 2 is drawn from fibre bundle winding up roller 1, carbon fiber bundle is wound on successively from left to right in advance
Carry-over pinch rolls 3, the first left elasticity tension roller 4, the second left elasticity tension roller 6, the second right elasticity tension roller 7, the first right elasticity tension
Between roller 5, upper pressure roll 13 and lower pressure roll 14, on release liners carry-over pinch rolls 19, prepreg wind-up roll 20, make carbon fiber bundle 2 from
From left to right is conveyed.Resin film 9 is drawn from resin film coiling roller 8, be wound on successively from left to right in advance the second left elasticity tension roller 6,
Second right elasticity tension roller 7, the first right elasticity tension roller 5, between upper pressure roll 13 and lower pressure roll 14, release liners carry-over pinch rolls
19th, on prepreg wind-up roll 20, resin film 9 is made to convey from left to right, and resin film 9 is with a gap positioned at carbon fiber bundle 2
Underface, does not contact between the two.Release liners 18 are drawn from release web roll 17, release liners carry-over pinch rolls are wound on successively in advance
19th, on prepreg wind-up roll 20, release liners 18 are made to convey to the right.
When carbon fiber bundle 2 is delivered to fibrillation 11 lower section of device, left wedge-shaped centering block 22, right wedge-shaped centering block 24 are acted in extension spring 25
Under rotating around anticlockwise bearing pin 21, right rotation bearing pin 23, direction swings towards each other, i.e., left wedge-shaped centering block 22 counterclockwise puts
Dynamic, right wedge-shaped centering block 24 swings toward the clockwise direction, while the bottom of left lozenges 32 and right lozenges 33 is respectively correspondingly
The carbon fiber bundle 2 on the first left elasticity tension roller 4, the first right elasticity tension roller 5 is contacted with, the loose beam of carbon fiber bundle 2 is realized, together
Shi Caiyong high pressure draughts carry out fibrillation to carbon fiber bundle 2, referring to Fig. 1 and Fig. 2.
When resin film 9 is delivered to 12 top of infrared heater, infrared heater 12 works, by noncontact mode of heating
Local fast heating to thawing is carried out to resin film 9.
Fibrillation device 11 is moved downward, and the left lozenges 32 of left wedge-shaped centering block 22 acts on the first left elasticity of correspondence position
Power roller 4, the right lozenges 33 of right wedge-shaped centering block 24 acts on the first right elasticity tension roller 5 of correspondence position, drives extension spring 25 to draw
Stretch, left wedge-shaped centering block 22, right wedge-shaped centering block 24 is swung away from each other around corresponding anticlockwise bearing pin 21, right rotation bearing pin 23,
Carbon fiber bundle 2 is tensioned, referring to Fig. 1 and Fig. 3.
Fibrillation device 11 is further continued for moving downward, and left wedge-shaped centering block 22, right wedge-shaped centering block 24 are contacted and push correspondence position respectively
The second left elasticity tension roller 6, the second right elasticity tension roller 7 put, make the left elasticity tension roller 6 of carbon fiber bundle 2 and second of tensioning
And the thermoplastic resin film 9 of the second heating and melting between right elasticity tension roller 7 together it is quick downwards, press to infrared heating
Chopping block 27 on device 12, in the process, the resin film 9 that carbon fiber bundle 2 is pointed to below carries out perpendicular cuts, and carbon is fine
Dimension beam 2 is embedded into resin film 9, has so been prefabricated into the thermoplastic resin-based prepreg 10 of soft state fibre reinforced.
The motion backhaul upwards of fibrillation device 11, first left with second elastic of left wedge-shaped centering block 22, right wedge-shaped centering block 24 thereon
Power roller 6, the second right elasticity tension roller 7 are disengaged, then are connect with the first left elasticity tension roller 4, the first right disengaging of elasticity tension roller 5
Touch, the backhaul of fibrillation device 11 to initial position, stop motion, complete a working cycles.Finally by carbon fiber bundle 2 and resin film 8
A step pitch is respectively forwardly transported, that is, transports the water between the right central shaft of elasticity tension roller 7 of the second left elasticity tension roller 6 and second
After flat distance, fibrillation device 11 first carries out Song Shu, fibrillation to carbon fiber bundle 2 again, and then fibrillation device 11 is moved downward again, by carbon
Fibre bundle 2 is tensioned and makes the carbon fiber bundle 2 of tensioning carry out perpendicular cuts to resin film 9, and the continuous work that so moves in circles is followed
Ring, realizes the preparation of the thermoplastic resin-based prepreg 10 of soft state fibre reinforced.
Referring to Fig. 1, the thermoplastic resin-based prepreg 10 of soft state fibre reinforced for preparing continue to advance forward and
Through further compacting between upper pressure roll 13 and lower pressure roll 14, then it is made under the quick cooling of cooling fan 15 and is unidirectionally connected
Continuous fibre reinforced prepreg tape 16, unidirectional continuous carbon fibre enhancing prepreg tape 16 converges at release liners carry-over pinch rolls 19 with release liners 18
After poly-, wound through prepreg wind-up roll 20.The unidirectional continuous carbon fibre enhancing that weaving unit 30 winds to prepreg wind-up roll 20
Prepreg tape 16 carries out secondary braiding, is made various unidirectional, two-way, oblique and three-dimensional continuous carbon fibre prepreg cloths or fabric 31.
One embodiment of the present of invention is the foregoing is only, to contribute to it is further understood that this hair
Bright, the invention is not limited in any way.Under the premise of present inventive concept is not departed from, the various unsubstantialities done to the present invention
Improve and replace, reinforcing fiber, the expansion of resin film species or transformation of equipment configuration etc., belong to of the invention as used
Protection domain.
Claims (10)
1. a kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities, has carbon fiber bundle comprising volume（2）Carbon it is fine
Dimension beam winding up roller（1）There is resin film with volume（8）Resin film coiling roller（8）, it is characterized in that：Carbon fiber bundle（2）Through carbon fiber bundle winding up roller
（1）Draw, the carbon fiber bundle carry-over pinch rolls from left to right arranged through central shaft all anterior-posterior horizontals successively（3）, the first left elasticity tension
Roller（4）, the second left elasticity tension roller（6）, the second right elasticity tension roller（7）With the first right elasticity tension roller（5）Convey to the right,
First left elasticity tension roller（4）To the first right elasticity tension roller（5）Between carbon fiber bundle（2）Surface be disposed with fibrillation device
（11）；Resin film（8）From resin film coiling roller（1）Draw, from left to right successively through the second left elasticity tension roller（6）, the second right bullet
Property jockey pulley（7）With the first right elasticity tension roller（5）Convey to the right；Resin film（8）Positioned at carbon fiber bundle（2）Underface, two
Person is horizontally disposed and is parallel to each other, and upper and lower gap is left therebetween；In the second left elasticity tension roller（6）With the second right elasticity tension roller
（7）Between resin film（8）Be arranged right below infrared heater（12）, infrared heater（12）Topmost is provided with horizontal anvil
Plate（27）；First left elasticity tension roller（4）, the second left elasticity tension roller（6）, the second right elasticity tension roller（7）With the first right bullet
Property jockey pulley（5）Positive lower end be respectively fixedly connected a vertically arranged stage clip；Fibrillation device（11）On be provided with a revolvable left side
Wedge-shaped centering block（22）With right wedge-shaped centering block（24）, left wedge-shaped centering block（22）Positioned at the first left elasticity tension roller（4）With the second left bullet
Property jockey pulley（6）Surface, right wedge-shaped centering block（24）Positioned at the second right elasticity tension roller（7）With the first right elasticity tension roller
（5）Surface；Left wedge-shaped centering block（22）Lower surface be left lozenges（32）, right wedge-shaped centering block（24）Lower surface be right wedge
Shape face（33）, left wedge surface（32）With right wedge surface（33）Arrange with facing each other face, left wedge-shaped centering block（22）With right wedge-shaped centering block
（24）Centre between connection piece left and right horizontal arrangement extension spring（25）.
2. a kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities according to claim 1, it is characterized in that：
First right elasticity tension roller（5）Right side be provided with pressure roll（13）With lower pressure roll（14）, upper pressure roll（13）With lower pressure
Roller（14）Right side be sequentially provided with cooling fan（15）, release liners carry-over pinch rolls（19）With prepreg wind-up roll（20）, release liners lead
Pick-up roll（19）Lower left be provided with release web roll（17）, release web roll（17）Upper volume has release liners（18）, release liners（18）
Successively through release liners carry-over pinch rolls（19）To prepreg wind-up roll（20）Convey to the right.
3. a kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities according to claim 1, it is characterized in that：
Infrared heater（12）Inside has temperature sensor（28）With many infrared heating fluorescent tubes（26）, temperature sensor（28）With temperature
Control instrument（29）It is connected.
4. a kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities according to claim 1, it is characterized in that：
Chopping block（27）Upper surface and the second left elasticity tension roller（6）, the second right elasticity tension roller（7）Push preceding resin film（9）Lower surface
Between leave the vertical range up and down of 1-2mm.
5. a kind of continuous carbon fibre strengthens thermoplastic resin-based prepreg preparation facilities according to claim 1, it is characterized in that：
First left elasticity tension roller（4）With the second left elasticity tension roller（6）Two central shafts between left and right horizontal distance be equal to the
One right elasticity tension roller（5）With the second right elasticity tension roller（7）Two central shafts between left and right horizontal distance.
6. a kind of continuous carbon fibre as claimed in claim 1 strengthens the preparation method of thermoplastic resin-based prepreg preparation facilities,
It is characterized in that having steps of：
A, fibrillation device（11）In initial position, left lozenges（32）Bottom is located at the first left elasticity tension roller（4）Top, right wedge
Shape face（33）Bottom is located at the first right elasticity tension roller（5）Top, the first left elasticity tension roller is not contacted（4）With the first right bullet
Property jockey pulley（5）On carbon fiber bundle（2）；
B, fibrillation device（11）Move downward, left lozenges（32）With right lozenges（33）Direction swings towards each other, bottom difference
Accordingly contact upper first left elasticity tension roller（4）, the first right elasticity tension roller（5）On carbon fiber bundle（2）, in extension spring（25）
Under pulling force effect, to carbon fiber bundle（2）Carry out Song Shu；
C, fibrillation device（11）Continue to move downward, left lozenges（32）Act on the first left elasticity tension roller（4）, right lozenges
（33）Act on the first right elasticity tension roller（5）, left wedge-shaped centering block（22）With right wedge-shaped centering block（24）Swing away from each other, extension spring
（25）Stretching, by carbon fiber bundle（2）Tensioning；While infrared heater（12）Work, resin film（9）It is heated to melting；
D, fibrillation device（11）It is further continued for moving downward, left lozenges（32）, right lozenges（33）Correspondence position is contacted and pushed respectively
The the second left elasticity tension roller put（6）, the second right elasticity tension roller（7）, the carbon fiber bundle of tensioning（2）And resin film（9）Together
It is forced downward chopping block（27）, carbon fiber bundle（2）It is embedded into resin film（9）In, it is made soft state fibre reinforced thermoplastic resin-based
Prepreg（10）.
7. continuous carbon fibre strengthens the preparation method of thermoplastic resin-based prepreg preparation facilities according to claim 6, its
It is characterized in：The soft thermoplastic resin-based prepreg of state fibre reinforced（10）Through the first right elasticity tension roller（5）After extraction
By upper pressure roll（13）With lower pressure roll（14）Between be compacted, form unidirectional continuous carbon fibre enhancing prepreg tape（16）, unidirectionally
Continuous carbon fibre strengthens prepreg tape（16）Surface cooling fan（15）It is cooled down.
8. continuous carbon fibre strengthens the preparation method of thermoplastic resin-based prepreg preparation facilities according to claim 7, its
It is characterized in：Unidirectional continuous carbon fibre enhancing prepreg tape after cooling（16）It is close to release liners（18）Upper surface, through release liners
Carry-over pinch rolls（19）Traction and prepreg wind-up roll（20）Winding.
9. continuous carbon fibre strengthens the preparation method of thermoplastic resin-based prepreg preparation facilities according to claim 6, its
It is characterized in：After the completion of step D, fibrillation device（11）Motion backhaul to initial position stops upwards, by carbon fiber bundle（2）And resin
Film（8）Respectively forwardly transport the second left elasticity tension roller（6）With the second right elasticity tension roller（7）Horizontal range between central shaft
Afterwards, repeat step B so moves in circles to step D.
10. continuous carbon fibre strengthens the preparation method of thermoplastic resin-based prepreg preparation facilities according to claim 6, its
It is characterized in：In step B, to carbon fiber bundle（2）Using air-flow to carbon fiber bundle while loose beam（2）Fibrillation.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611150520.6A CN106738447B (en) | 2016-12-14 | 2016-12-14 | A kind of continuous carbon fibre enhances thermoplastic resin-based prepreg preparation facilities and method |
| GB1909279.0A GB2572110B (en) | 2016-12-14 | 2017-02-06 | Apparatus and method for preparing continuous carbon fibre reinforced thermoplastic resin matrix prepreg |
| PCT/CN2017/072925 WO2018107571A1 (en) | 2016-12-14 | 2017-02-06 | Apparatus and method for preparing continuous carbon fibre reinforced thermoplastic resin matrix prepreg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611150520.6A CN106738447B (en) | 2016-12-14 | 2016-12-14 | A kind of continuous carbon fibre enhances thermoplastic resin-based prepreg preparation facilities and method |
Publications (2)
| Publication Number | Publication Date |
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| CN106738447A true CN106738447A (en) | 2017-05-31 |
| CN106738447B CN106738447B (en) | 2018-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611150520.6A Expired - Fee Related CN106738447B (en) | 2016-12-14 | 2016-12-14 | A kind of continuous carbon fibre enhances thermoplastic resin-based prepreg preparation facilities and method |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN106738447B (en) |
| GB (1) | GB2572110B (en) |
| WO (1) | WO2018107571A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108688009A (en) * | 2018-05-23 | 2018-10-23 | 江苏大学 | A kind of continuous carbon fibre enhances thermoplastic resin-based prepreg preparation facilities and method |
| CN108790219A (en) * | 2018-06-29 | 2018-11-13 | 湖北鼎中新材料有限公司 | A kind of UD laminated cloths and its without resin fast preparation method |
| CN111094649A (en) * | 2017-11-07 | 2020-05-01 | 东丽株式会社 | Fiber-reinforced thermoplastic resin filament and molded article thereof |
| CN111873234A (en) * | 2020-06-28 | 2020-11-03 | 江苏大学 | Preparation method of ultrathin continuous fiber reinforced thermoplastic prepreg |
| CN114030143A (en) * | 2021-11-17 | 2022-02-11 | 徐州云泰精密技术有限公司 | Collecting ring water gap punching device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI806144B (en) * | 2021-09-01 | 2023-06-21 | 臺灣塑膠工業股份有限公司 | Prepreg fiber fabric impregnation device and method thereof |
| CN115570708B (en) * | 2022-09-30 | 2023-07-18 | 江苏亨博复合材料有限公司 | Production equipment and production process of low-areal-density thermoplastic prepreg |
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| JPH07314444A (en) * | 1994-05-19 | 1995-12-05 | Polyplastics Co | Long fiber-reinforced thermoplastic resin structure and its production |
| CN1350082A (en) * | 2000-09-01 | 2002-05-22 | 尤妮佳股份有限公司 | Continuous filament-yarn opening method and apparatus thereof |
| CN103978695A (en) * | 2014-05-12 | 2014-08-13 | 东华大学 | Equipment for preparing continuous functionalized carbon fiber enhanced thermoplastic resin base prepreg tape |
| CN104924487A (en) * | 2015-04-30 | 2015-09-23 | 山东大学 | Preparation system and preparation method of thermoplastic carbon fiber prepreg |
| CN105121720A (en) * | 2013-04-19 | 2015-12-02 | 福井县 | Method and device for opening fiber bundle |
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| EP2589475B1 (en) * | 2010-06-30 | 2020-06-17 | Toray Industries, Inc. | Process and apparatus for producing sheet-shaped prepreg |
-
2016
- 2016-12-14 CN CN201611150520.6A patent/CN106738447B/en not_active Expired - Fee Related
-
2017
- 2017-02-06 GB GB1909279.0A patent/GB2572110B/en active Active
- 2017-02-06 WO PCT/CN2017/072925 patent/WO2018107571A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07314444A (en) * | 1994-05-19 | 1995-12-05 | Polyplastics Co | Long fiber-reinforced thermoplastic resin structure and its production |
| CN1350082A (en) * | 2000-09-01 | 2002-05-22 | 尤妮佳股份有限公司 | Continuous filament-yarn opening method and apparatus thereof |
| CN105121720A (en) * | 2013-04-19 | 2015-12-02 | 福井县 | Method and device for opening fiber bundle |
| CN103978695A (en) * | 2014-05-12 | 2014-08-13 | 东华大学 | Equipment for preparing continuous functionalized carbon fiber enhanced thermoplastic resin base prepreg tape |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111094649A (en) * | 2017-11-07 | 2020-05-01 | 东丽株式会社 | Fiber-reinforced thermoplastic resin filament and molded article thereof |
| CN108688009A (en) * | 2018-05-23 | 2018-10-23 | 江苏大学 | A kind of continuous carbon fibre enhances thermoplastic resin-based prepreg preparation facilities and method |
| CN108688009B (en) * | 2018-05-23 | 2020-11-20 | 江苏大学 | Device and method for preparing continuous carbon fiber reinforced thermoplastic resin-based prepreg sheet |
| CN108790219A (en) * | 2018-06-29 | 2018-11-13 | 湖北鼎中新材料有限公司 | A kind of UD laminated cloths and its without resin fast preparation method |
| CN111873234A (en) * | 2020-06-28 | 2020-11-03 | 江苏大学 | Preparation method of ultrathin continuous fiber reinforced thermoplastic prepreg |
| CN114030143A (en) * | 2021-11-17 | 2022-02-11 | 徐州云泰精密技术有限公司 | Collecting ring water gap punching device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106738447B (en) | 2018-10-09 |
| GB2572110B (en) | 2021-12-15 |
| GB201909279D0 (en) | 2019-08-14 |
| WO2018107571A1 (en) | 2018-06-21 |
| GB2572110A (en) | 2019-09-18 |
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