CN106079353B - It is a kind of to squeeze out co-extrusion die head and its extrusion method with double conductive section bars - Google Patents
It is a kind of to squeeze out co-extrusion die head and its extrusion method with double conductive section bars Download PDFInfo
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- CN106079353B CN106079353B CN201610670548.6A CN201610670548A CN106079353B CN 106079353 B CN106079353 B CN 106079353B CN 201610670548 A CN201610670548 A CN 201610670548A CN 106079353 B CN106079353 B CN 106079353B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
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- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
It is a kind of to squeeze out the co-extrusion die head with double conductive section bars, include mainstream guidance tape (1), supporting plate (2), contracting flowing plate (3), the first co-extruding flow channel plate (4), the second co-extruding flow channel plate (5) and scale profiled sheeting (11) successively, the first co-extruding flow channel communicated with sprue (9) is formed between the first co-extruding flow channel plate (4) and the second co-extruding flow channel plate (5)；Two flow-stopping plates are fixed in the first fan-shaped compression runner and the first tiling runner of the first co-extruding flow channel；Fiber-wall-element model device is adjustably equipped between two flow-stopping plates；The second co-extruding flow channel communicated with sprue (9) is formed between the second co-extruding flow channel plate (5) and scale profiled sheeting (11) with shaped conductive item.It is described to squeeze out the co-extrusion die head with double conductive section bars, it forms the composite bed of two conductive bars that intermediate insulator is separated by Surface of profile by the first co-extruding flow channel and the second co-extruding flow channel and passes through fiber-wall-element model device and be orientated for glass fibre along length direction is squeezed out, form high intensity intermediate insulating layer not easily to fall off.
Description
Technical field
The present invention relates to the technical fields of coextrusion, and in particular to a kind of to squeeze out the co-extrusion die head with variation texture section bar
And its extrusion method.
Background technology
The Surface of profile texture of the prior art can not one-pass molding, generally use surface coating technology both increases cost
Increase equipment for coating film again, and the overlay film of film laminating profile does not have inoxidizability and anti-ultraviolet effect, it has a short service life, easily
It comes off, changes colour.Then there is company's trial coextrusion method production texture section bar.Coextrusion mold is as a kind of main composite wood
By using two or more extruders, the polymer material of several different characteristics is bonded in for material products forming processing technology
Together, it is molded in a head, so as to obtain composite product.And the texture being coextruded also is only limitted to straight line texture, than
Such as the section bar of imitation wood line.
And surface has the section bar extrusion of double conductive bars, needs to design insulating layer in double conductive bars, pair of the prior art
Insulating layer between conductive bar, which is easily cracked, peeling or even to come off, and is the main reason for causing poor quality.How in section bar table
Face is integrally formed with double conductive bars, and resin of double conductive bars between combines together, becomes enterprise development new product and faces
Manufacture problem.
Invention content
Defect present in for the above-mentioned prior art, the purpose of the present invention is to provide a kind of squeeze out to have double conductive bars
The co-extrusion die head and its extrusion method of section bar.
The object of the present invention is achieved like this, a kind of to squeeze out the co-extrusion die head with double conductive section bars, includes successively
Mainstream guidance tape, supporting plate, contracting flowing plate, the first co-extruding flow channel plate, the second co-extruding flow channel plate and scale profiled sheeting, mainstream guidance tape, branch
Frame plate, contracting flowing plate, the first co-extruding flow channel plate, the second co-extruding flow channel plate and scale profiled sheeting endoporus form sprue chamber, propping up
Positioning tapered sleeve is equipped in frame plate, spreader cooperation positions in the positioning tapered sleeve, the sky between spreader and sprue chamber
Between form sprue；
The first co-extruding flow channel communicated with sprue is formed between the first co-extruding flow channel plate and the second co-extruding flow channel plate；Institute
It states the first co-extruding flow channel and includes the first co-extrusion sprue being sequentially communicated, the first co-extrusion runner, the first fan-shaped compression runner
With the first tiling runner；Side is equipped with first charging aperture above first co-extruding flow channel plate, and first charging aperture connects the first co-extrusion master
Runner；
Be fixed with two flow-stopping plates in the first fan-shaped compression runner and the first tiling runner, described flow-stopping plate one end with
The either flush of first fan-shaped compression runner, other end exposed length in cavity are equal to co-extrusion layer thickness；In two baffles
Fiber-wall-element model device is adjustably equipped between plate；
The second co-extruding flow channel communicated with sprue is formed between the second co-extruding flow channel plate and scale profiled sheeting；Described
Two co-extruding flow channels include the second co-extrusion sprue being sequentially communicated, the second co-extrusion runner I, the second co-extrusion runner II, the
Two fan-shaped compression runners and the second tiling runner, the second co-extrusion runner I, the second co-extrusion runner II, the second fan-shaped compression
Runner and the second tiling runner branch out two runners spaced apart from the second co-extrusion sprue；Second co-extrusion stream
Guidance tape side is equipped with second charging aperture, and second charging aperture connects the second co-extrusion sprue.
Further, the fiber-wall-element model device includes fixing axle, and the fixing axle is fixed on two gears with being adjusted by rotation
In flowing plate；It is installed with multiple rake teeths at equal intervals in fixing axle.
Further, the base of upper end distance the first co-extrusion runner of the multiple rake teeth is the multiple apart from identical
The top margin of the tiling runner of lower end distance first of rake teeth is apart from identical.
Further, the cross section of the multiple rake teeth is small top and big bottom back taper.
Further, the multiple rake teeth can be by the rotation of fixing axle in the first fan-shaped compression runner and the first tiling
It turns an angle in runner around fixing axle.
Further, spreader includes shunting tapering, positioning tapering and core, and positioning tapering is in cone surface uniform intervals
Equipped with cross-section runner；The positioning taper fit of spreader is in the positioning tapered sleeve.
Further, the liquid extruding direction along sprue between the second co-extruding flow channel of the first co-extruding flow channel distance
On spacing distance be 5-10mm.
The extrusion method for squeezing out the co-extrusion die head with double conductive section bars, includes the following steps：
1) extrusion molding of body layer：Prepare resin particle material, extruded machine is melted and continuously squeezed through the co-extrusion die head
Go out body layer；
2) it is compound in the mould of fiber-reinforced resin composite bed：Using common polymeric aggregate, melted in polymer plasticization
On-line mixing enters the glass fibre that certain length is crossed through coupling agent treatment and glass and polymer melt is made uniformly to mix afterwards, then
Into first charging aperture, when flowing through the first fan-shaped compression runner by the combing of multiple rake teeths so that glass fibre edge is squeezed
Go out length direction orientation, in coextru-lamination layer together with body layer compoiste adhering, form fiber-reinforced resin composite bed；Stream
Through being stopped during the first fan-shaped compression runner by flow-stopping plate, two conductive forming tanks are formed in composite bed；
3) it is compound in the mould of conductive bar：Prepare conductive pug, the conduction pug is continuously passed through second charging aperture, second
The conductive forming tank of co-extrusion tiling flow field end filling, and with being bonded in the fiber-reinforced resin composite bed mould of both sides, form conductive bar；
4) scale is molded：Body layer, fiber-reinforced resin composite bed and the conductive bar being bonded together in the mould pass through
Co-extrusion scale runner scale is simultaneously squeezed out from co-extrusion die head, is cooled and shaped.
Further, metallic conduction particle mixed organic solvents, dispersant, adhesive are uniformly mixed to get the conduction
Pug.
Further, metallic conduction particle is Cu, Ag or Au powder.
It is described to squeeze out the co-extrusion die head with double conductive section bars, accomplish that coextrusion is led by the design of following special construction
The fiber-reinforced resin composite bed that electric item is inlayed：
1) the first co-extruding flow channel and the second co-extruding flow channel of sequencing setting, it is first on sprue in mould during composite molding
First be provided with the first co-extruding flow channel shaping fiber reinforced resin layer, among fiber-reinforced resin layer there are two conductive moldings
Slot；Then the second co-extruding flow channel shaped conductive item is provided with, the second co-extruding flow channel is just flowed in conductive forming tank, with melting
Fiber-reinforced resin compoiste adhering in mould is integral.
2) the resin layer fiber-wall-element model between two conductive bars, by being set in the fan-shaped compression runner of the first co-extruding flow channel
Multiple equally spaced rake teeths by fiber-wall-element model into along sprue fluid flow direction, enter combined-flow subsequently into tiling runner
Road, it is compound with body layer；
Resin compounded layer between two conductive troughs of the first co-extruding flow channel easily comes off, by the fiber-wall-element model of rake teeth,
So that fiber is orientated along profile length direction, the intensity of the resin layer between conductive bar is greatly strengthened, while but also conductive
Item is more firm and use is durable, and both sides improvement has mutual promoting action, and collaboration enhances conductive bar, composite bed and main body
Binding force between layer.
It is described to squeeze out the co-extrusion die head with double conductive section bars, by the first co-extruding flow channel and the second co-extruding flow channel in type
Material surface forms the composite bed of two conductive bars that intermediate insulator is separated by, and in order to enhance the intensity of intermediate insulator, it employs
Fiber glass reinforcement, and pass through the combing of multiple rake teeths in the first fan-shaped compression runner, it is that glass fibre is grown along extrusion
Direction orientation is spent, forms high intensity intermediate insulating layer not easily to fall off.
Description of the drawings
Fig. 1 is a kind of main sectional view for squeezing out the co-extrusion die head with double conductive section bars of the present invention.
Fig. 2 is a kind of A-A sectional views for squeezing out the co-extrusion die head with double conductive section bars of the present invention.
Fig. 3 is a kind of B-B sectional views for squeezing out the co-extrusion die head with double conductive section bars of the present invention.
Fig. 4 is a kind of main section view of conductive profile for squeezing out the co-extrusion die head extrusion molding with double conductive section bars of the present invention
Figure.
Reference numeral in above-mentioned figure：
1 mainstream guidance tape, 2 supporting plates, 3 contracting flowing plates, 3.1 sliding rails, 4 first co-extruding flow channel plates, 5 second co-extruding flow channel plates, 6 is fixed
Position tapered sleeve, 6.1 cross-section runners, 7 spreaders, 8 sprue chambers, 9 sprues, 10 runners back of the body sliding block, 11 scale profiled sheetings, 12
Runner baffle, 13 fixing axles, 14 rake teeths
41 first charging apertures, 42 first sprues, 43 first runners, 44 first fan-shaped compression runners, 45 first is flat
Spread runner
51 second charging apertures, 52 second sprue I, 53 second sprue II, 54 second runners, 55 second fan-shaped compressions
Runner, 56 first tiling runners
7.1 shunting taperings, 7.2 positioning taperings, 7.3 cores
9.1 flow manifolds, 9.2 compression runners, 9.3 internal layer scale runners, 9.4 co-extrusion scale runners
10.1 sliding slots, 10.2 fronts, 10.3 diversion trenches
100 pairs of conductive section bars, 101 body layers, 102 fiber-reinforced resin composite beds, 103 conductive bars
Specific embodiment
It elaborates below in conjunction with attached drawing to the embodiment of the present invention, but be not limited to the scope of the present invention.
As shown in the figure, a kind of squeeze out the co-extrusion die head with double conductive section bars, successively including mainstream guidance tape 1, supporting plate
2nd, contracting flowing plate 3, the first co-extruding flow channel plate 4, the second co-extruding flow channel plate 5 and scale profiled sheeting 11, mainstream guidance tape 1, supporting plate 2, contracting
Flowing plate 3, the first co-extruding flow channel plate 4, the second co-extruding flow channel plate 5 and scale profiled sheeting 11 endoporus form sprue chamber 8；In stent
Positioning tapered sleeve 6 is equipped in plate 2, spreader 7 includes shunting tapering 7.1, positioning tapering 7.2 and core 7.3, and positioning tapering 7.2 exists
Cone surface uniform intervals are equipped with cross-section runner.Or positioning 6 bore area uniform intervals of tapered sleeve are shunted equipped with cross-section
Road 6.1.In the positioning tapered sleeve 6, the space between spreader 7 and sprue chamber 8 is the positioning taper fit of spreader 7
Sprue 9.Sprue includes flow manifold 9.1, compression runner 9.2, internal layer scale runner 9.3 and co-extrusion scale runner successively
9.4。
It is common that first communicated with internal layer scale runner 9.3 is formed between first co-extruding flow channel plate 4 and the second co-extruding flow channel plate 5
Squish flow road, first co-extruding flow channel include the first co-extrusion sprue 42 being sequentially communicated, the first co-extrusion runner 43, first fan
The shape compression tiling runner 45 of runner 44 and first；First co-extruding flow channel plate, 4 top side be equipped with first charging aperture 41, first into
Material mouth 41 connects the first co-extrusion sprue 42；First co-extrusion runner 43 is extended to cavity two sides, and passes through the first fan-shaped pressure
The tiling runner 45 of division runner 44, first is communicated with sprue 9.In order to give the second co-extruding flow channel slot milling, in the first sector
Two flow-stopping plates 12, described flow-stopping plate one end and the first fan-shaped compression are fixed in the compression tiling runner 45 of runner 44 and first
The either flush of runner 44, other end exposed length in cavity are equal to co-extrusion layer thickness.It can between two flow-stopping plates 12
Fiber-wall-element model device is adjustably equipped with, the fiber-wall-element model device includes fixing axle 13, is installed at equal intervals in fixing axle 13
Multiple rake teeths 14, the base of the first co-extrusion of upper end distance runner 43 of the multiple rake teeth is apart from identical, the multiple rake teeth
Lower end distance first tile runner 45 top margin apart from identical, the cross section of the multiple rake teeth is fallen for small top and big bottom
Taper.The multiple rake teeth can be tiled in the first fan-shaped compression runner 44 and first in runner 45 by the rotation of fixing axle 13
It turns an angle around fixing axle.
The second co-extrusion communicated with internal layer scale runner 9.3 is formed between second co-extruding flow channel plate 5 and scale profiled sheeting 11
Runner, it is common that second co-extruding flow channel includes the second co-extrusion sprue 52 being sequentially communicated, the second co-extrusion runner I 53, second
The fan-shaped compression runner 55 and second tiling runners 56 of runner II 54, second are squeezed, the second co-extrusion runner I 53, second is common
It squeezes the fan-shaped compression runner 55 and second tiling runners 56 of runner II 54, second and separates interval from the second co-extrusion sprue 52
Two runners of certain distance.Second co-extrusion sprue 52 connects second charging aperture 51.Second co-extruding flow channel plate, 5 side is equipped with
Second charging aperture 51, second charging aperture connect the second co-extrusion sprue 52.
The interval on the liquid extruding direction along sprue 9 between the second co-extruding flow channel of the first co-extruding flow channel distance
Distance is 5-10mm.
A kind of extrusion method for squeezing out the co-extrusion die head with double conductive section bars, includes the following steps：
1) extrusion molding of body layer：Prepare resin particle material, extruded machine is melted and continuously squeezed through the co-extrusion die head
Go out body layer 101；
2) it is compound in the mould of fiber-reinforced resin composite bed：Using common polymeric aggregate, melted in polymer plasticization
On-line mixing enters the glass fibre that certain length is crossed through coupling agent treatment and glass and polymer melt is made uniformly to mix afterwards, then
Into first charging aperture, when flowing through the first fan-shaped compression runner 44 by the combing of multiple rake teeths so that glass fibre edge
Length direction orientation is squeezed out, in coextru-lamination layer together with body layer compoiste adhering, forms fiber-reinforced resin composite bed
102；Stopped when flowing through the first fan-shaped compression runner 44 by flow-stopping plate 12, two conductive forming tanks are formed in composite bed；
3) it is compound in the mould of conductive bar：Prepare conductive pug, the conduction pug is continuously passed through second charging aperture, second
The conductive forming tank of co-extrusion tiling flow field end filling, and with being bonded in 102 mould of both sides fiber-reinforced resin composite bed, formed conductive
Item 103；
4) scale is molded：It the body layer (101) that is bonded together in the mould, fiber-reinforced resin composite bed 102 and leads
Electric item 103 is squeezed out by 9.4 scale of co-extrusion scale runner and from co-extrusion die head, is cooled and shaped.
Extrusion molding for the resin layer that the short fiber reinforced length direction between two conductive bars is orientated, using common
Polymeric aggregate, on-line mixing enters the glass fibre that certain length is crossed through coupling agent treatment and makes glass after polymer plasticization melting
Fine and polymer melt uniformly mixes, subsequently into first charging aperture, when flowing through the first fan-shaped compression runner 44 through excessive
The combing of a rake teeth so that glass fibre is orientated along length direction is squeezed out, compound with the second co-extruding flow channel in coextru-lamination layer
It is bonded together.Stopped when flowing through the first fan-shaped compression runner 44 by flow-stopping plate 12, formed in composite bed two conductions into
Type groove；
Extrusion molding for conductive bar prepares metal conductive particle mixed organic solvents, dispersant, adhesive, uniformly
It is mixed to get conductive pug, conductive particle such as Cu, Ag, Au powder.Charging is the conductive pug in second co-extruding flow channel, is being led
Electrical forming slot forms conductive pug in rear 5-10mm length and is packed into the conduction forming tank, by internal layer scale runner 9.3 in type
Material surface forms two conductive bars of certain thickness and width.
Preferably, composite bed thickness 1-3mm, conductive bar width are 3-8mm.
It is described to squeeze out the co-extrusion die head with double conductive section bars, by the first co-extruding flow channel and the second co-extruding flow channel in type
Material surface forms the composite bed of two conductive bars that intermediate insulator is separated by, and in order to enhance the intensity of intermediate insulator, it employs
Fiber glass reinforcement, and pass through the combing of multiple rake teeths in the first fan-shaped compression runner, it is that glass fibre is grown along extrusion
Direction orientation is spent, forms high intensity intermediate insulating layer not easily to fall off.
Claims (9)
1. a kind of squeeze out the co-extrusion die head with double conductive section bars, successively including mainstream guidance tape (1), supporting plate (2), contracting flowing plate
(3), the first co-extruding flow channel plate (4), the second co-extruding flow channel plate (5) and scale profiled sheeting (11), mainstream guidance tape (1), supporting plate
(2), the endoporus of contracting flowing plate (3), the first co-extruding flow channel plate (4), the second co-extruding flow channel plate (5) and scale profiled sheeting (11) forms master
Flow passage chamber (8), which is characterized in that
Positioning tapered sleeve (6) is equipped in supporting plate (2), spreader (7) cooperation is positioned in the positioning tapered sleeve (6), shunted
The space bored between (7) and sprue chamber (8) forms sprue (9)；
The the first co-extrusion stream communicated with sprue (9) is formed between the first co-extruding flow channel plate (4) and the second co-extruding flow channel plate (5)
Road；First co-extruding flow channel includes the first co-extrusion sprue (42) being sequentially communicated, the first co-extrusion runner (43), the first fan
Shape compression runner (44) and the first tiling runner (45)；Side is equipped with first charging aperture above first co-extruding flow channel plate (4)
(41), first charging aperture (41) connects the first co-extrusion sprue (42)；
Two flow-stopping plates (12), the baffle are fixed in the first fan-shaped compression runner (44) and the first tiling runner (45)
Plate one end and the first fan-shaped either flush for compressing runner (44), other end exposed length in cavity are equal to co-extrusion thickness
Degree；Fiber-wall-element model device is adjustably equipped between two flow-stopping plates (12)；
The second co-extruding flow channel communicated with sprue (9) is formed between the second co-extruding flow channel plate (5) and scale profiled sheeting (11)；
Second co-extruding flow channel includes the second co-extrusion sprue (52) being sequentially communicated, the second co-extrusion runner I (53), second common
Crowded runner II (54), the second fan-shaped compression runner (55) and the second tiling runner (56), the second co-extrusion runner I (53),
Second co-extrusion runner II (54), the second fan-shaped runner (55) and the second tiling runner (56) of compressing are from the second co-extrusion sprue
(52) two runners spaced apart are branched out；Second co-extruding flow channel plate (5) side is equipped with second charging aperture (51), the
Two feed inlets connect the second co-extrusion sprue (52)；
The fiber-wall-element model device includes fixing axle (13), and the fixing axle is fixed on two flow-stopping plates (12) with being adjusted by rotation
On；It is installed with multiple rake teeths (14) at equal intervals in fixing axle (13).
2. the co-extrusion die head with double conductive section bars is squeezed out as described in claim 1, which is characterized in that the multiple rake teeth
The base of upper end distance the first co-extrusion runner (43) is apart from identical, the tiling runner of lower end distance first of the multiple rake teeth
(45) top margin is apart from identical.
3. the co-extrusion die head with double conductive section bars is squeezed out as described in claim 1, which is characterized in that the multiple rake teeth
Cross section is small top and big bottom back taper.
4. the co-extrusion die head with double conductive section bars is squeezed out as described in claim 1, which is characterized in that the multiple rake teeth can
It is rotated in the first fan-shaped compression runner (44) and the first tiling runner (45) around fixing axle by the rotation of fixing axle (13)
Certain angle.
5. the co-extrusion die head with double conductive section bars is squeezed out as described in claim 1, which is characterized in that spreader (7) includes
It shunts tapering (7.1), position tapering (7.2) and core (7.3), positioning tapering (7.2) is equipped in cone surface uniform intervals etc.
Section runner (7.4)；The positioning taper fit of spreader (7) is in the positioning tapered sleeve (6).
6. the co-extrusion die head with double conductive section bars is squeezed out as described in claim 1, which is characterized in that the first co-extrusion stream
Track pitch between the second co-extruding flow channel along the spacing distance on the liquid extruding direction of sprue (9) be 5-10mm.
7. squeezing out the extrusion method of the co-extrusion die head with double conductive section bars as described in claim 1-6 is any, feature exists
In including the following steps：
1) extrusion molding of body layer：Prepare resin particle material, extruded machine melts and continuously squeezes out master through the co-extrusion die head
Body layer；
2) it is compound in the mould of fiber-reinforced resin composite bed：Using common polymeric aggregate, after polymer plasticization melting
Line is mixed into the glass fibre that certain length is crossed through coupling agent treatment and glass and polymer melt is made uniformly to mix, subsequently into
First charging aperture, when flowing through the first fan-shaped compression runner (44) by the combing of multiple rake teeths so that glass fibre edge is squeezed
Go out length direction orientation, in coextru-lamination layer together with body layer compoiste adhering, form fiber-reinforced resin composite bed
(102)；Stopped when flowing through the first fan-shaped compression runner (44) by flow-stopping plate (12), two conductive moldings are formed in composite bed
Slot；
3) it is compound in the mould of conductive bar：Prepare conductive pug, the conduction pug is continuously passed through second charging aperture, in the second co-extrusion
The conductive forming tank of the flow field end that tiles filling, and with being bonded in both sides fiber-reinforced resin composite bed (102) mould, form conductive bar
(103)；
4) scale is molded：Body layer (101), fiber-reinforced resin composite bed (102) and the conduction being bonded together in the mould
Item (103) is squeezed out by co-extrusion scale runner (9.4) scale and from co-extrusion die head, is cooled and shaped.
8. the extrusion method of the co-extrusion die head with double conductive section bars is squeezed out as claimed in claim 7, which is characterized in that metal
Conductive particle mixed organic solvents, dispersant, adhesive are uniformly mixed to get the conductive pug.
9. the extrusion method of the co-extrusion die head with double conductive section bars is squeezed out as described in claim 8 is any, which is characterized in that
Metallic conduction particle is Cu, Ag or Au powder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670548.6A CN106079353B (en) | 2016-08-15 | 2016-08-15 | It is a kind of to squeeze out co-extrusion die head and its extrusion method with double conductive section bars |
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|---|---|---|---|
| CN201610670548.6A CN106079353B (en) | 2016-08-15 | 2016-08-15 | It is a kind of to squeeze out co-extrusion die head and its extrusion method with double conductive section bars |
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| CN106079353A CN106079353A (en) | 2016-11-09 |
| CN106079353B true CN106079353B (en) | 2018-06-26 |
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| CN106738763B (en) * | 2016-12-16 | 2022-07-26 | 青岛科技大学 | Short fiber radial orientation enhanced annular tire tread extrusion molding and prevulcanization integrated device |
| CN106827449B (en) * | 2017-01-20 | 2022-11-25 | 广东科志达机械科技有限公司 | Film blowing device of film blowing machine |
| CN108688120B (en) * | 2018-08-06 | 2024-04-05 | 东莞宝奕塑胶制品有限公司 | Copper-plastic co-extrusion device for conductive track strips |
| CN111347651B (en) * | 2020-05-25 | 2020-11-03 | 赛轮(东营)轮胎股份有限公司 | Conductive adhesive runner assembly penetrating through base part |
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| US5538777A (en) * | 1993-09-01 | 1996-07-23 | Marley Mouldings Inc. | Triple extruded frame profiles |
| JP3650862B2 (en) * | 1996-12-12 | 2005-05-25 | シーシーアイ株式会社 | Method for producing synthetic resin molded article having wood grain pattern, and shaping mold used in the production method |
| CN200967268Y (en) * | 2006-11-14 | 2007-10-31 | 上海杰瑞挤出系统工程有限公司 | Plastic section bar surface coextruding mould |
| CN201264352Y (en) * | 2008-07-21 | 2009-07-01 | 毕道平 | Mould for decoration plastic special-shaped section bar |
| CN202412657U (en) * | 2011-10-26 | 2012-09-05 | 天津皇家乐宏塑料型材制造有限公司 | Double-channel special profile mold |
| CN206048746U (en) * | 2016-08-15 | 2017-03-29 | 盐城工学院 | A kind of co-extrusion die head of extrusion with double conduction section bars |
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2016
- 2016-08-15 CN CN201610670548.6A patent/CN106079353B/en active Active
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