CN103692658A - Nano laminated composite tube blank forming equipment and method - Google Patents
Nano laminated composite tube blank forming equipment and method Download PDFInfo
- Publication number
- CN103692658A CN103692658A CN201310695813.2A CN201310695813A CN103692658A CN 103692658 A CN103692658 A CN 103692658A CN 201310695813 A CN201310695813 A CN 201310695813A CN 103692658 A CN103692658 A CN 103692658A
- Authority
- CN
- China
- Prior art keywords
- lamination
- changeover portion
- melt
- piece
- nano
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses nano laminated composite tube blank forming equipment and method, wherein the equipment mainly comprises a plasticized feeding device, a junction station, a laminated composite generator, a transition section, an auxiliary gas device and a tube blank die head; the junction station is used for converging into n layers of melts, the laminated composite generator is used for segmenting, laminating and dividing into a plurality of structural melts, the transition section is used for transiting to form a plurality of layers of structural tube blanks, the tube blank die head is used for adjusting to form a parison, the obtained parison can be used for producing a multilayered structure tube and a blow-molded product with a multilayered structure; the nano laminated composite tube blank forming equipment and method can be widely applied to preparation of the multilayered structure tubes with special requirements and the blow-molded plastic products with the multilayered structures; by utilizing the laminated composite generator and the segmentation, extension and junction structure of the transition section, not only can the number of lamination layers be controlled, but also the mechanical performance, the barrier property and the mechanical property of the multilayered structure tubes and the blow-molded multilayered plastic products can be improved.
Description
Technical field
The invention belongs to macromolecular material advanced machining technology field, relate to a kind of Apparatus and method for of nano-stack multiple tube embryo forming.
Background technology
First micro-nano lamination functional composite material preparation method is put forward by W.J.Shrenk etc., and Chinese scholars is all studied this and has obtained certain achievement in research.The people such as Yang Wei people has proposed a patent of invention 200910237622.5 and a utility model patent 200920271878.3 in recent years, has designed a set of device for preparing nano laminated composite material.Its core content and technical characterictic are that the compound generator of the lamination of its design can be divided into multiply by stratiform rectangle melt, then at mould intort 90 degree, realize once folding; Can change as required the quantity of runner and use the nanoscale macromolecular material that can obtain sandwich construction by the compound generator series connection of a plurality of laminations.Along with improving constantly of processing of high molecular material technology, pipe embryo forming technology has obtained rapid progress and fast development in China, the tubing that under the new material particularly constantly occurring and new technology, utilization pipe embryo forming technology is produced and the advantage of blow molding goods are more and more obvious, have been widely used in all trades and professions such as automobile, electromechanics, light industry, packing, medical treatment and household electrical appliances.But current tubing and blow molding plastic products all do not reach requirement in high strength, high request, its mechanical performance of high-level field, barrier property and mechanical property.
Summary of the invention
For the deficiency existing in existing tubing and blow molding plastic products, the object of the present invention is to provide and a kind ofly can either control forming method and the equipment of nano-stack multiple tube embryo that the lamination number of plies can improve again mechanical performance, barrier property and the mechanical property of tubing and blow molding plastic products.
In order to realize above object, the present invention by the following technical solutions:
A kind of nano-stack multiple tube of the present invention embryo forming equipment, mainly includes plasticizing feeding device, junction station, the compound generator of lamination, changeover portion, gas servicing unit, pipe embryo die head; Junction station has n entrance, and its n entrance is connected with n plasticizing feed extrusion device; The arrival end of the compound generator of lamination and the port of export are measure-alike and be in 90 degree; The entrance of changeover portion matches to the outlet of the compound generator of lamination, inside has spreader and cuts apart the piece that confluxes, and cuts apart the piece that confluxes and is positioned at formation pipe embryo place, in confluxing piece cutting apart of a side, has an air inlet; Before and after junction station, the compound generator of lamination, changeover portion, pipe embryo die head, connect successively, cooperatively interact and position with seam; Gas servicing unit is connected with changeover portion; Plasticizing feed extrusion device is comprised of machine barrel, screw rod, barrel head and drive motors, and each part mutual alignment relation of plasticizing feed extrusion device is identical with the plasticizing apparatus of conventional extruder or injector; Gas servicing unit is comprised of gas pump, gas piping.Plasticizing feeding device wherein can be the injection moulding apparatus of extruder, injection (mo(u)lding) machine; The material of plasticizing feeding device processing can be polymer-based composite, ceramic matric composite or metal-base composites.
A kind of nano-stack compound extruded of the present invention apparatus for blow moulding, spreader in changeover portion is shaped as a taper perching knife at melt inlet place, melt through-thickness after stacked is divided into two, this structure makes melt in the circular pipe process of follow-up extension, interlayer relation keeps better, can not produce random layer, stretch evenly everywhere.
A kind of nano-stack compound extruded of the present invention apparatus for blow moulding, air inlet is arranged in changeover portion before two melts of spreader converge, spreader is supported in melt flow channel, be that air inlet is arranged near spreader supporting construction, two melts are crossed supporting construction and are extended and merge into circular pipe after cutting apart the piece that confluxes, and meet pipe diameter is maximum, and streamwise diameter becomes smaller subsequently, make to converge position and merge better, guarantee that moulded products has good performance uniformity.
A kind of nano-stack compound extruded of the present invention apparatus for blow moulding, cutting apart of changeover portion the two melt meet connection identifier lines of piece that conflux clamp-on device, make pipe have two tag lines, so, can increase the performance of meet, can block and converge vestige again, make products appearance better, the internal layer of lamination can not leak at skin, manifests the defects such as random layer, aberration.
Adopt the forming method of above-mentioned a kind of nano-stack multiple tube embryo forming equipment to be: first, n plasticizing feeding device carries out fusion plastification to material, and junction station is combined into one deck compounding flux by the melt from n plasticizing feeding device; Compounding flux when leaving junction station and enter the compound generator of lamination on width average mark be slit into m equal portions, each equal portions in the compound generator of lamination, turn round turn 90 degrees and broadening m doubly, at the port of export of the compound generator of lamination, obtain the laminated construction of n * m layer; The number that can change as required the compound generator of lamination of folded series connection is controlled the number of plies, and k the compound generating means of lamination of connecting finally can obtain n * m
kthe laminated construction (n and m are not less than 2 integer, and k is not less than 1 integer) of layer; N * the m obtaining through k the compound generator of lamination
kthe laminated construction of layer enters changeover portion, and under the effect of spreader, being divided into the number of plies is 1/2 * n * m
kthe transition melt of layer is also transited into pipe embryo; Cut apart the piece front end that confluxes pipe embryo is cut apart, the gas of gas servicing unit is mutually bonding to prevent formed pipe embryo from cutting apart the air inlet air inlet of the piece that confluxes, and the melt of cutting apart converges at the end of cutting apart the piece that confluxes, obtains meeting the pipe embryo of diameter requirement; Through the formed pipe embryo of changeover portion, enter pipe embryo die head, in the regulating action of pipe embryo die head, form and can meet tubing and blow-molded article wall thickness requires, has again the type embryo of enough rigidity and hardness.
From above technical scheme, the present invention compared with prior art tool has the following advantages:
A kind of nano-stack multiple tube of the present invention embryo forming Apparatus and method for, can be widely used in preparing various have the sandwich construction tubing of specific (special) requirements and the sandwich construction plastic products of blow molding; Utilize the burst of the compound generator of lamination and this kind of changeover portion and extension to converge structure and can either control mechanical performance, barrier property and the mechanical property that the lamination number of plies can improve again the multilayer plastic articles of sandwich construction tubing and blow molding.
Accompanying drawing explanation
Fig. 1 is a kind of surface structure schematic diagram of method and apparatus of nano-stack multiple tube embryo forming.
Fig. 2 is that in a kind of compound generator of lamination of method and apparatus of nano-stack multiple tube embryo forming, melt reverses broadening schematic diagram.
Fig. 3 is that in a kind of changeover portion of method and apparatus of nano-stack multiple tube embryo forming, melt transition forms pipe embryo schematic diagram.
Fig. 4 is a kind of changeover portion surface structure schematic diagram of method and apparatus of nano-stack multiple tube embryo forming.
1-plastifies feeding device, 2-junction station, the compound generator of 3-lamination, 4-changeover portion, 5-gas servicing unit, 6-pipe embryo die head, the n layer macromolecule melt in 3-1-junction station, 3-2-lamination reverses the melt in runner, the melt of 3-3-laminated construction, and the 3-4-number of plies is n * m
kthe lamination melt of layer, 4-1-transition melt, the 4-2-number of plies is 1/2 * n * m
kthe pipe embryo of layer, 4-3-changeover portion entrance, the auxiliary device air inlet of 4-4-gas, 4-5-is cut apart the piece that confluxes, the outlet of 4-6-changeover portion.
The specific embodiment
Fig. 1 is the surface structure schematic diagram of a kind of nano-stack multiple tube of the present invention embryo forming equipment, and this equipment mainly includes plasticizing feeding device 1, junction station 2, the compound generator 3 of lamination, changeover portion 4, gas servicing unit 5, pipe embryo die head 6; Junction station 2 has n entrance, and its n entrance is connected with n plasticizing feeding device 1; The arrival end of the compound generator 3 of lamination and the port of export are measure-alike and be in 90 degree; The entrance of changeover portion 4 matches to the outlet of the compound generator 3 of lamination, inside has spreader and symmetrical the cutting apart piece 4-5 that confluxes, and cuts apart the piece 4-5 that confluxes and is positioned at and forms pipe embryo place, has an air inlet 4-4 in confluxing piece cutting apart of a side; Connect successively in junction station 2, the compound generator 3 of lamination, changeover portion 4, pipe embryo die head 5 front and back; Gas servicing unit 5 is connected with changeover portion 4.Plasticizing feed extrusion device 1 is comprised of machine barrel, screw rod, barrel head and drive motors; Blowning installation 8 is comprised of gas pump, gas piping.
Fig. 2 is certain section of melt 90-degree rotation broadening schematic diagram in the compound generator 2 of lamination of a kind of nano-stack multiple tube of the present invention embryo forming equipment; Macromolecule melt out forms n layer structure melt 3-1 from junction station, while entering the compound generator of lamination, be divided into the equal quartering, when each decile melt 3-2 continues forward to flow in the runner of the compound generator of lamination 90-degree rotation and broadening m doubly, at the conflux melt 3-3 of the laminated construction that becomes n * m layer of the port of export.
The schematic diagram that the logical changeover portion of sandwich construction melt forming through the compound generator of the lamination of a kind of nano-stack multiple tube of the present invention embryo forming equipment forms pipe embryo as shown in Figure 3, a kind of nano-stack multiple tube of the present invention embryo forming method is to form n * m through n the compound generator of lamination
kthe laminated construction 3-4 of layer enters changeover portion 4, is divided into 2 gangs of 1/2 * n * m under the effect of spreader
klayer laminate structure, at the transitional function formation transition melt 4-1 of changeover portion 4, forms pipe embryo melt 4-2 through converging.The surface structure schematic diagram of changeover portion 4 as shown in Figure 4, the melt 4-1 of shunting enters from changeover portion entrance 4-3, when gas servicing unit 5 is managed embryo from air admission hole 4-4 air inlet to prevent from forming, melt mutually combines, the effect of cutting apart the piece 4-5 that confluxes is exactly will to converge melt and cut apart cutting apart the piece front end that confluxes, thereby gas is entered, endways separated melt is confluxed, obtain complete pipe embryo melt; Through the formed pipe embryo of changeover portion 4 melt, from changeover portion outlet 4-6, flow out and enter pipe embryo die head 6; Under the regulating action of pipe embryo die head 6, form and can meet the type embryo that blow-molded article wall thickness required, had again enough rigidity and hardness; After obtaining satisfactory type embryo, can produce sandwich construction tubing and sandwich construction blow molding goods.
Claims (5)
1. a nano-stack multiple tube embryo forming equipment, is characterized in that: mainly include plasticizing feeding device, junction station, the compound generator of lamination, changeover portion, gas servicing unit, pipe embryo die head; Junction station has n entrance, and its n entrance is connected with n plasticizing feed extrusion device; The arrival end of the compound generator of lamination and the port of export are measure-alike and be in 90 degree; The entrance of changeover portion matches to the outlet of the compound generator of lamination, inside has spreader and cuts apart the piece that confluxes, and cuts apart the piece that confluxes and is positioned at formation pipe embryo place, in confluxing piece cutting apart of a side, has an air inlet; Before and after junction station, the compound generator of lamination, changeover portion, pipe embryo die head, connect successively, cooperatively interact and position with seam; Gas servicing unit is connected with changeover portion; Plasticizing feed extrusion device is comprised of machine barrel, screw rod, barrel head and drive motors; Gas servicing unit is comprised of gas pump, gas piping.
2. a kind of nano-stack multiple tube embryo forming equipment according to claim 1, is characterized in that: the spreader in changeover portion is shaped as a taper perching knife at melt inlet place.
3. a kind of nano-stack multiple tube embryo forming equipment according to claim 1, it is characterized in that: air inlet is arranged in changeover portion before two melts of spreader converge, spreader is supported in melt flow channel, two melts are crossed supporting construction and are extended and merge into circular pipe after cutting apart the piece that confluxes, meet pipe diameter is maximum, and streamwise diameter diminishes subsequently.
4. a kind of nano-stack multiple tube embryo forming equipment according to claim 1, is characterized in that: cutting apart of changeover portion the two melt meet connection identifier lines of piece that conflux clamp-on device.
5. adopt the forming method of a kind of nano-stack multiple tube embryo forming equipment claimed in claim 1, it is characterized in that: first, n plasticizing feeding device carries out fusion plastification to material, and junction station is combined into one deck compounding flux by the melt from n plasticizing feeding device; Compounding flux when leaving junction station and enter the compound generator of lamination on width average mark be slit into m equal portions, each equal portions in the compound generator of lamination, turn round turn 90 degrees and broadening m doubly, at the port of export of the compound generator of lamination, obtain the laminated construction of n * m layer; K the compound generating means of lamination of connecting finally can obtain n * m
kthe laminated construction of layer, n and m are not less than 2 integer, and k is not less than 1 integer; N * the m obtaining through k the compound generator of lamination
kthe laminated construction of layer enters changeover portion, and under the effect of spreader, being divided into the number of plies is 1/2 * n * m
kthe transition melt of layer is also transited into pipe embryo; Cut apart the piece front end that confluxes pipe embryo is cut apart, the gas of gas servicing unit is from cutting apart the air inlet air inlet of the piece that confluxes, and the melt of cutting apart converges and finally obtains meeting the pipe embryo that diameter requires at the end of cutting apart the piece that confluxes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310695813.2A CN103692658B (en) | 2013-12-18 | 2013-12-18 | A kind of nano-stack multiple tube embryo forming Apparatus and method for |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310695813.2A CN103692658B (en) | 2013-12-18 | 2013-12-18 | A kind of nano-stack multiple tube embryo forming Apparatus and method for |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103692658A true CN103692658A (en) | 2014-04-02 |
CN103692658B CN103692658B (en) | 2015-10-14 |
Family
ID=50354403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310695813.2A Active CN103692658B (en) | 2013-12-18 | 2013-12-18 | A kind of nano-stack multiple tube embryo forming Apparatus and method for |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103692658B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015149425A1 (en) * | 2014-04-04 | 2015-10-08 | 苏州同大机械有限公司 | Nano laminated layer composite extrusion equipment |
CN115503208A (en) * | 2021-06-22 | 2022-12-23 | 四川大学 | Method and die for forming micro-nano laminated composite pipe blank based on multi-layer co-extrusion |
CN115503207A (en) * | 2021-06-22 | 2022-12-23 | 四川大学 | Forming method and die for producing multilayer composite film |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050272342A1 (en) * | 2004-06-04 | 2005-12-08 | Teco Nanotech Co., Ltd. | Patterned carbon nanotube process |
CN201587107U (en) * | 2009-11-20 | 2010-09-22 | 北京化工大学 | Device for preparing nano laminated composite material |
CN102069579A (en) * | 2009-11-20 | 2011-05-25 | 北京化工大学 | Device for manufacturing nano laminated composite material |
CN102602007A (en) * | 2012-03-14 | 2012-07-25 | 北京化工大学 | In-situ reaction forming device for differential and integral calculus laminated polymer composite material and in-situ reaction forming method |
CN202462835U (en) * | 2012-03-15 | 2012-10-03 | 北京化工大学 | Nano laminated composite material preparation device with function of adjusting number of layers |
-
2013
- 2013-12-18 CN CN201310695813.2A patent/CN103692658B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050272342A1 (en) * | 2004-06-04 | 2005-12-08 | Teco Nanotech Co., Ltd. | Patterned carbon nanotube process |
CN201587107U (en) * | 2009-11-20 | 2010-09-22 | 北京化工大学 | Device for preparing nano laminated composite material |
CN102069579A (en) * | 2009-11-20 | 2011-05-25 | 北京化工大学 | Device for manufacturing nano laminated composite material |
CN102602007A (en) * | 2012-03-14 | 2012-07-25 | 北京化工大学 | In-situ reaction forming device for differential and integral calculus laminated polymer composite material and in-situ reaction forming method |
CN202462835U (en) * | 2012-03-15 | 2012-10-03 | 北京化工大学 | Nano laminated composite material preparation device with function of adjusting number of layers |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015149425A1 (en) * | 2014-04-04 | 2015-10-08 | 苏州同大机械有限公司 | Nano laminated layer composite extrusion equipment |
CN115503208A (en) * | 2021-06-22 | 2022-12-23 | 四川大学 | Method and die for forming micro-nano laminated composite pipe blank based on multi-layer co-extrusion |
CN115503207A (en) * | 2021-06-22 | 2022-12-23 | 四川大学 | Forming method and die for producing multilayer composite film |
Also Published As
Publication number | Publication date |
---|---|
CN103692658B (en) | 2015-10-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102069579B (en) | Device for manufacturing nano laminated composite material | |
CN102700144B (en) | Equipment and production process for forming cellular board by continuous extruding vacuum | |
CN104527189A (en) | Online double-layer composite plastic blow-molding film sheet and manufacturing method thereof | |
CN201587107U (en) | Device for preparing nano laminated composite material | |
CN103692658B (en) | A kind of nano-stack multiple tube embryo forming Apparatus and method for | |
KR20180011704A (en) | Pre-compression injection machine | |
CN108284592B (en) | Composite processing device and method based on 3D printing technology | |
CN105128482A (en) | Degradable low-temperature-resistant three-layer co-extrusion blow-molding composite polyethylene film and preparing method thereof | |
CN103753825A (en) | Production method of multilayer co-extruded low-temperature shrinkable polyolefin heat-shrinkable film | |
CN202462835U (en) | Nano laminated composite material preparation device with function of adjusting number of layers | |
CN202412676U (en) | Blowing machine for biaxially oriented heat-shrinkable film | |
CN204869572U (en) | Three compound shape of mouth as one speakss of extruding of rubber | |
CN1693153B (en) | Multilayer polymer compound packaging container with nano-layer texture and its processing method | |
CN105383033B (en) | MULTILAYER COMPOSITE coextrusion method and mould based on rotational shear laminar flow dynamically distributes | |
CN102601961B (en) | Device for preparing nano laminated composite material with adjustable layers | |
CN101576177A (en) | Manufacturing process of plastic tube and plastic tube manufactured thereby | |
CN102029694A (en) | Sharp cooling and sharp heating highlight forming die | |
CN108466418A (en) | The hollow extrusion integrated plastic snap-gauge of one kind and its production technology and equipment | |
CN205021967U (en) | Special aircraft nose combination in PVC drip irrigation zone | |
CN104070659A (en) | Extrusion die head for multilayer plastic building template | |
CN104260310B (en) | Device for manufacturing fiber materials and product by laminating method | |
CN207190230U (en) | A kind of PVC spools mould | |
CN203305248U (en) | Bottle mouth cutting machine | |
CN114643696B (en) | Device and method for blow molding of spiral differential runner of inner and outer mouth molds of crossed film | |
CN204076767U (en) | A kind of L-type laminated sheet extrusion device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |