CN209616119U - A kind of oval immersion system of multi-movement states - Google Patents

A kind of oval immersion system of multi-movement states Download PDF

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Publication number
CN209616119U
CN209616119U CN201920249014.5U CN201920249014U CN209616119U CN 209616119 U CN209616119 U CN 209616119U CN 201920249014 U CN201920249014 U CN 201920249014U CN 209616119 U CN209616119 U CN 209616119U
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China
Prior art keywords
oval
dipping
dip
dip roll
fibre bundle
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CN201920249014.5U
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陈同海
杨杰
王孝军
王丽芝
张刚
张守玉
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Jiangsu Jihui Advanced Polymer Materials Research Institute Co Ltd
Nanjing Special Plastic Composites Co Ltd
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Jiangsu Jihui Advanced Polymer Materials Research Institute Co Ltd
Nanjing Special Plastic Composites Co Ltd
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Abstract

The utility model discloses a kind of oval immersion system of multi-movement states, including dipping cavity, the impregnation chamber body activity is provided with the more oval dip rolls successively bypassed for fibre bundle, and any adjacent two oval dip roll is arranged in height.The utility model can promote dip roll to rotate under the action of no power source drive by the movement of fibre bundle, and in dipping, on the one hand dip roll will generate shear action to resin matrix, reduce the viscosity of resin matrix;On the other hand the reciprocating motion that fibre bundle will be driven to generate non-fiber differently- oriented directivity while length direction moves, increases the relative displacement between fiber and resin matrix, realizes effective dipping to fibre bundle.

Description

A kind of oval immersion system of multi-movement states
Technical field
The utility model relates to thermoplastic composite technical fields, relate in particular to a kind of ellipse of multi-movement states Immersion system.
Background technique
Thermoplastic resin based composite material is the fibre reinforced materials using thermoplastic resin as matrix, mainly there is long fibre increasing Strong pellet and continuous fiber reinforcement prepreg tape and short fiber reinforced thermoplastic resin.It and common short fiber reinforced thermoplastic resin Lipid phase ratio has mechanical performance more outstanding, heat resistance, resistance to warping energy, dimensional stability etc., thus can produce machine The product of tool performance brilliance, such as auto parts and components, electronic device, chemical industry component.
The quality of thermoplastic composite product quality, a more important link are the dipping of fiber, fiber leaching Fibre bundle thickness and monofilament dispersed homogeneous degree, resin melt viscosity, fibre bundle drawing tension, dipping in stain effect and dipping process The many factors such as time are related.Melt pressure is improved, melt viscosity is reduced, reduces fibre bundle thickness, the dipping of fiber will be improved Effect.
The dipping of fibre bundle is usually implemented in the impregnation chamber body for being provided with dip roll at present, and dip roll has motionless roller and such as The prior art that Chinese patent notification number is CN104723576A motor driven roller disclosed on June 24th, 2015.Wherein, no The shortcomings that dynamic roller, is that its shear effect is single, so that the corresponding resin matrix of impregnation mold is less.And motor driven roller is more Then need to explore by constantly groping matching between motor speed and different resins matrix when changing material.But it should Process takes time and effort larger, and pickling efficiency is low.
In addition, current dip roll generally is columnar structured, the shearing that resin matrix is generated in actual use Effect is smaller, is unfavorable for the dipping of fibre bundle.And in the distraction procedure of fibre bundle, the movement in fibre length direction is more single One, also it is unfavorable for effective dipping of fibre bundle.
Utility model content
Utility model aims to solve the above-mentioned problems in the prior art, a kind of multi-movement states are provided Oval immersion system, the utility model can promote to impregnate under the action of no power source drive by the movement of fibre bundle Roller rotation, in dipping, on the one hand dip roll will generate shear action to resin matrix, reduce the viscosity of resin matrix;Separately On the one hand will drive fibre bundle length direction move while generate non-fiber differently- oriented directivity reciprocating motion, increase fiber with Effective dipping to fibre bundle is realized in relative displacement between resin matrix.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of oval immersion system of multi-movement states, it is characterised in that: including impregnating cavity, live in the impregnation chamber body It is dynamic to be provided with the more oval dip rolls successively bypassed for fibre bundle, and any adjacent two oval dip roll is arranged in height Cloth.
The impregnation chamber is additionally provided with the synchronous piece for more oval dip rolls to be connected two-by-two, the synchronization in vitro Part is used to keep the angular speed of connected two oval dip rolls identical.
The synchronous piece is chain belt or link mechanism, and when being chain belt, chain belt is respectively sleeved at connected two ellipses dipping In the rotation axis of roller;When for link mechanism, the rotation axis end of oval dip roll is fixed with big with oval dip roll section Small identical oval plate, link mechanism is eccentric respectively to be connected in the disk of oval plate.
The long axis of the ellipse dip roll and the length ratio of short axle are 1.5-2.
The intracorporal both ends of impregnation chamber are provided with the fibre guide roller being driven by motor, and oval dip roll is located at fiber Between guide roller.
The ellipse dip roll is uniformly arranged in impregnation chamber body.
Using utility model has the advantages that
1, the utility model is provided with the more oval dip rolls successively bypassed for fibre bundle in impregnation chamber body, and appoints Adjacent two oval dip rolls of anticipating are arranged in height, which can pass through fiber under the action of no power source drive The movement of beam promotes oval dip roll to rotate, and also enable the revolving speed of oval dip roll according to resin matrix viscosity into Row self-control, to meet the shear action of resin matrix.In dipping, on the one hand dip roll will make resin matrix in rotation The shear flow of strength more than cylinder-shaped dip roll is generated, which can make resin viscosity reduce, and promote resin pair The effect of impregnation of fiber;On the other hand fibre bundle will be driven to generate the past of non-fiber differently- oriented directivity while length direction moves Multiple movement, makes fibre bundle have multi-movement states, increases the relative displacement between fiber and resin matrix, realizes to fibre bundle Effectively dipping.
2, oval dip roll is connected by the utility model two-by-two by synchronous piece as chain belt or link mechanism, in this way Structure can make to be connected two oval dip rolls angular speed it is identical, the advantage is that can further increase dip roll and fibre The shear action between beam is tieed up, so that the viscosity of resin matrix reduces, is conducive to improve shear effect.
3, the length of the long axis of oval dip roll and short axle ratio is set as 1.5-2 by the utility model, and advantage one is fibre It when dimension passes through ellipse, will appear nonsynchronous vibration up and down in the non-oriented direction of fiber, cause fiber and resin matrix to occur wrong Displacement is dynamic, promotes dipping effect.Its advantage two is that oval surface movement the form of wavy surface occurs often, increases fiber contacts area The shear action in domain keeps the viscosity of resin matrix thinning.
4, the utility model is provided with the fibre guide roller being driven by motor at the intracorporal both ends of impregnation chamber, is led by fiber It can guarantee the fiber tension imported and exported when dipping cavity and speed of service stability to roller, be conducive to control fiber and enter dipping The stability of cavity.
5, the utility model can be used to prepare long fibre or continuous fiber reinforced thermoplastic composite material, have structure letter Single, the advantages that dipping effect is good, strong operability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment 1;
Fig. 2 is the structural schematic diagram of embodiment 2;
Fig. 3 is the structural schematic diagram of embodiment 3;
In the figure, it is marked as 1, dipping cavity, 2, oval dip roll, 3, fibre bundle, 4, fibre guide roller, 5, connecting rod machine Structure, 6, chain belt.
Specific embodiment
Embodiment 1
Present embodiment discloses a kind of oval immersion system of multi-movement states, including dipping cavity 1, the dipping cavitys 1 connecting extruder provides the place of fiber impregnation;It is described dipping cavity 1 both ends offer respectively for fibre bundle 3 pass through into Mouth and outlet, the dipping cavity 1 is interior to be movably set with the more oval dip rolls successively bypassed for fibre bundle 3 by bearing 2, more oval dip rolls 2 are uniformly arranged in dipping cavity 1, and any adjacent two oval dip roll 2 is arranged in height Cloth.
In the present embodiment, the both ends in the dipping cavity 1 are provided with the fibre guide roller 4 being driven by motor, ellipse Dip roll 2 is between fibre guide roller 4.The characteristic size of fibre guide roller 4 is consistent, and axis of rotation is the center of circle, and fiber is led It can be connected between roller 4 by chain.Fibre bundle 3 first passes through the fiber positioned at inlet side after the import entrance of dipping cavity 1 Guide roller 4 finally reaches outlet further around excessively multiple oval dip rolls 2 after being located at the fibre guide roller 4 of outlet side.
In the present embodiment, the ellipse dip roll 2 is rotated around axial line, and the quantity of oval dip roll 2 is according to reality Demand is chosen, such as the quantity of oval dip roll 2 can be 2-6, and the characteristic size of oval dip roll 2 is consistent, and each roller is cut Face differentiation designs (rotating path compatibility design), guarantees that fiber is in dipping cavity 1 in 2 motion process of oval dip roll Length dimension is stablized, and realizes good infiltration of the resin matrix to fiber by eccentric rotary in the course of work.
In the present embodiment, the long axis of the ellipse dip roll 2 and the length ratio of short axle are preferably arranged to 1.8.
Embodiment 2
Present embodiment discloses a kind of oval immersion system of multi-movement states, including dipping cavity 1, the dipping cavitys 1 connecting extruder provides the place of fiber impregnation;It is described dipping cavity 1 both ends offer respectively for fibre bundle 3 pass through into Mouth and outlet, the dipping cavity 1 is interior to be movably set with the more oval dip rolls successively bypassed for fibre bundle 3 by bearing 2, more oval dip rolls 2 are uniformly arranged in dipping cavity 1, and any adjacent two oval dip roll 2 is arranged in height Cloth.
In the present embodiment, the both ends in the dipping cavity 1 are provided with the fibre guide roller 4 being driven by motor, ellipse Dip roll 2 is between fibre guide roller 4.The characteristic size of fibre guide roller 4 is consistent, and axis of rotation is the center of circle, and fiber is led It can be connected between roller 4 by chain.Fibre bundle 3 first passes through the fiber positioned at inlet side after the import entrance of dipping cavity 1 Guide roller 4 finally reaches outlet further around excessively multiple oval dip rolls 2 after being located at the fibre guide roller 4 of outlet side.
In the present embodiment, the quantity of the ellipse dip roll 2 is chosen according to actual needs, such as oval dip roll 2 Quantity can be 3-5, the characteristic size of oval dip roll 2 is consistent, each roller section differentiation design (rotating path matching Property design), guarantee that fiber length dimension in dipping cavity 1 is stablized in oval 2 motion process of dip roll, lead in the course of work It crosses eccentric rotary and realizes good infiltration of the resin matrix to fiber.
In the present embodiment, the long axis of the ellipse dip roll 2 and the length ratio of short axle are preferably arranged to 2.
In the present embodiment, it is additionally provided with outside the dipping cavity 1 same for more oval dip rolls 2 to be connected two-by-two Part is walked, the synchronous piece is used to keep the angular speed of connected two oval dip rolls 2 identical.The synchronous piece is preferably high temperature resistant Link mechanism 5, link mechanism 5 is universal machine mechanism, and structure repeats no more.When specific connection, can first it be soaked in ellipse The fixed oval plate identical with oval 2 cross-sectional sizes of dip roll in the rotation axis end of stain roller 2, divides link mechanism 5 after fixed It is not eccentric to be connected in the disk of oval plate.Wherein, there are two types of the eccentric connecting structures of link mechanism 5 and oval plate, one Kind is the center that rotation axis center is located at oval plate, and the turning end of link mechanism 5 is movably connected in a coke of oval plate Point on.Another kind is the focal position that rotation axis center is located at oval plate, and the turning end of link mechanism 5 is movably connected in ellipse In another focus of disk.
Embodiment 3
Present embodiment discloses a kind of oval immersion system of multi-movement states, including dipping cavity 1, the dipping cavitys 1 connecting extruder provides the place of fiber impregnation;It is described dipping cavity 1 both ends offer respectively for fibre bundle 3 pass through into Mouth and outlet, the dipping cavity 1 is interior to be movably set with the more oval dip rolls successively bypassed for fibre bundle 3 by bearing 2, more oval dip rolls 2 are uniformly arranged in dipping cavity 1, and any adjacent two oval dip roll 2 is arranged in height Cloth.
In the present embodiment, the both ends in the dipping cavity 1 are provided with the fibre guide roller 4 being driven by motor, ellipse Dip roll 2 is between fibre guide roller 4.The characteristic size of fibre guide roller 4 is consistent, and axis of rotation is the center of circle, and fiber is led It can be connected between roller 4 by chain.Fibre bundle 3 first passes through the fiber positioned at inlet side after the import entrance of dipping cavity 1 Guide roller 4 finally reaches outlet further around excessively multiple oval dip rolls 2 after being located at the fibre guide roller 4 of outlet side.
In the present embodiment, the ellipse dip roll 2 is rotated around axial line, and the quantity of oval dip roll 2 is according to reality Demand is chosen, such as the quantity of oval dip roll 2 can be 4, and the characteristic size of oval dip roll 2 is consistent, each roller section Differentiation designs (rotating path compatibility design), guarantees that fiber is long in dipping cavity 1 in 2 motion process of oval dip roll Dimensionally stable is spent, the good infiltration in the course of work by eccentric rotary realization resin matrix to fiber.
In the present embodiment, the long axis of the ellipse dip roll 2 and the length ratio of short axle are preferably arranged to 1.5.
In the present embodiment, it is additionally provided with outside the dipping cavity 1 same for more oval dip rolls 2 to be connected two-by-two Part is walked, the synchronous piece is used to keep the angular speed of connected two oval dip rolls 2 identical.The synchronous piece is preferably high temperature resistant Chain belt 6, chain belt 6 is respectively sleeved in the rotation axis of connected two oval dip rolls 2 when installation.
The working principle of the utility model are as follows:
1, traction fibre bundle 3 enters dipping cavity 1, and makes fibre bundle 3 successively around multiple ellipses in dipping cavity 1 Dip roll 2;
2, resin matrix is sent into dipping cavity 1, under the action of tractive force, fibre bundle 3 drives 2 turns of oval dip roll Dynamic, when fibre bundle 3 passes through oval dip roll 2 with resin matrix, 2 one side of oval dip roll of rotation is to resin base Body generates shear action, reduces the viscosity of resin matrix;On the other hand it will drive fibre bundle 3 while length direction moves The reciprocating motion of non-fiber differently- oriented directivity is generated, the relative displacement between fiber and resin matrix is increased, is realized to fibre bundle 3 It impregnates, after the completion of dipping, fibre bundle 3 is pulled out dipping cavity 1.
Finally, applicant will also seriously illustrate: it is that " a kind of dip roll is different that applicant also has submitted patent name on the same day The patent application of the fibre bundle immersion system of step rotation " and " a kind of dipping method of continuous fiber ", the two pieces patent application Technology contents and the utility model have certain similarity.But applicant can preferably protect these technologies for the later period, out It is capable of the thought of effective right-safeguarding in the later period, therefore, applicant determines to these techniques have been patent distributions, and after its discussion These technologies are separately applied.Also, the two is technically or there is substantive difference, specifically: another two pieces patent Dip roll in application be it is not of uniform size columnar structured, the dip roll in the utility model is that size dimension is consistent ellipse Circular configuration, compared to it is existing it is columnar structured for, the utility model is using oval dip roll in addition to that can enhance to resin The shear action of matrix reduces the viscosity of resin matrix outer, additionally it is possible to drive fibre bundle production while length direction movement The reciprocating motion of raw non-fiber differently- oriented directivity, increases the relative displacement between fiber and resin matrix, and realization has fibre bundle Effect dipping, and this is that another two pieces patent institute is inaccessiable.

Claims (6)

1. a kind of oval immersion system of multi-movement states, it is characterised in that: including impregnating cavity (1), the dipping cavity (1) Inside it is movably set with the more oval dip rolls (2) successively bypassed for fibre bundle (3), and any adjacent two ellipse dipping Roller (2) is arranged in height.
2. a kind of oval immersion system of multi-movement states as described in claim 1, it is characterised in that: the dipping cavity (1) it is additionally provided with the synchronous piece for more oval dip rolls (2) to be connected two-by-two outside, the synchronous piece is for making connected two The angular speed of root ellipse dip roll (2) is identical.
3. a kind of oval immersion system of multi-movement states as claimed in claim 2, it is characterised in that: the synchronous piece is chain Band (6) or link mechanism (5), when being chain belt (6), chain belt (6) is respectively sleeved at the rotation of connected two oval dip rolls (2) On axis;When for link mechanism (5), the rotation axis end of oval dip roll (2) is fixed with big with oval dip roll (2) section Small identical oval plate, link mechanism (5) is eccentric respectively to be connected in the disk of oval plate.
4. a kind of oval immersion system of multi-movement states as described in any one of claim 1-3, it is characterised in that: institute The length ratio of the long axis and short axle of stating oval dip roll (2) is 1.5-2.
5. a kind of oval immersion system of multi-movement states as described in claim 1, it is characterised in that: the dipping cavity (1) both ends in are provided with the fibre guide roller (4) being driven by motor, oval dip roll (2) be located at fibre guide roller (4) it Between.
6. a kind of oval immersion system of multi-movement states as described in claim 1, it is characterised in that: the ellipse dipping Roller (2) is uniformly arranged in dipping cavity (1).
CN201920249014.5U 2019-02-27 2019-02-27 A kind of oval immersion system of multi-movement states Active CN209616119U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109732807A (en) * 2019-02-27 2019-05-10 南京特塑复合材料有限公司 A kind of oval immersion system of continuous fiber multi-movement states

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109732807A (en) * 2019-02-27 2019-05-10 南京特塑复合材料有限公司 A kind of oval immersion system of continuous fiber multi-movement states

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