CN103042674B - A kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould - Google Patents
A kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould Download PDFInfo
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- CN103042674B CN103042674B CN201210524262.9A CN201210524262A CN103042674B CN 103042674 B CN103042674 B CN 103042674B CN 201210524262 A CN201210524262 A CN 201210524262A CN 103042674 B CN103042674 B CN 103042674B
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Abstract
The invention discloses a kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould, comprise co-extrusion machine outlet device, profiled sheeting, profiled sheeting be two with co-extruding flow channel profiled sheeting; Stock distributor established by mould, and stock distributor is connected with co-extrusion machine outlet device by main co-extrusion mouth jockey; Material flow path in stock distributor is divided into two runners by a sprue, and these two runners are connected with co-extruding flow channel profiled sheeting with two respectively by a point co-extrusion mouth jockey.Adopt technique scheme, material is divided into two by stock distributor equably, and main co-extrusion mouth runner provides enough materials for stock distributor, and the runner of stock distributor and profiled sheeting links together by a point co-extrusion mouth jockey; Meet the market demand of coextruded plastic principal mode material, give full play to the production capacity of extrusion equipment, reduce the production cost of coextruded plastic principal mode material, enhance productivity.<!--1-->
Description
Technical field
The invention belongs to the technical field of plastic profile extrusion molding mold, more particularly, the present invention relates to a kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould.
Background technology
The key technology of plastic material co-extrusion extrusion molding mould is on the visible surface of section bar, cover the coextruded layer material that last layer differs from other non-visible surface.Coextruded layer material is bright in luster, and glossiness is better, improves the visual effect of product and shields to product.
Coextruded layer material is extruded by co-extrusion extruder, and the co-extruding flow channel through mould covers on the visible surface of section bar.
Current plastic material co-extrusion extrusion die has single cavity principal mode material co-extruding mould, dual chamber auxiliary profile co-extruding mould and Multicarity auxiliary profile co-extruding mould.
In order to give full play to the production capacity of extrusion equipment, enhance productivity, carry out out a multi-cavity mold body plastic-profile extrusion-molding mould in plastic-profile extrusion-molding die industry, comprise a mould two-chamber principal mode timber die, a mould two-chamber auxiliary profile mould and a multi-cavity mold auxiliary profile mould.
As shown in Fig. 1 in accompanying drawing, be single chamber plastics principal mode material co-extrusion extrusion molding mould, comprise co-extrusion mouth 1, profiled sheeting 2; As shown in Figure 2, be the profiled sheeting structural representation of a mould two-chamber plastics principal mode material extrusion molding mould, be depicted as the profiled sheeting 3 of side; Being illustrated in figure 3 is the profiled sheeting structural representation of a mould two-chamber plastics principal mode material extrusion molding mould, is depicted as the profiled sheeting 4 of opposite side.
Plastic material co-extrusion extrusion molding mould can meet the demand in co-extrusion section bar market; A multi-cavity mold body plastic-profile extrusion-molding mould can give full play to the production capacity of equipment, improves the production efficiency of section bar.But this two classes mould can not while realization meets the co-extrusion section bar market demand, the production efficiency improving section bar again, the object of production capacity giving full play to extrusion equipment.
Summary of the invention
The invention provides a kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould, its objective is the production capacity giving full play to extrusion equipment, enhance productivity.
To achieve these goals, the technical scheme that the present invention takes is:
Plastics principal mode material two-chamber co-extrusion extrusion molding mould provided by the present invention, comprises co-extrusion machine outlet device, profiled sheeting, described profiled sheeting be two with co-extruding flow channel profiled sheeting; Stock distributor established by described mould, and described stock distributor is connected with described co-extrusion machine outlet device by main co-extrusion mouth jockey; Material flow path in described stock distributor is divided into two runners by a sprue, and these two runners are respectively by point co-extrusion mouth jockey and being connected with co-extruding flow channel profiled sheeting described in two.
The described sprue position crossing with two runners is provided with stock distributor heating plate.
Described stock distributor is made up of two pieces of templates, and described sprue and runner are located on two pieces of template faying faces; Material flows to two runners by sprue; Two pieces of templates are bolted together by multiple.
A described point co-extrusion mouth jockey comprises mouth under mouth on point co-extrusion mouth, point co-extrusion mouth attaching nut and point co-extrusion mouth; On described point co-extrusion mouth, mouth, point co-extrusion mouth attaching nut are fastenedly connected by mouth under point co-extrusion mouth; On described point co-extrusion mouth, the top of mouth is fastenedly connected by external screw thread and stock distributor; On described point co-extrusion mouth mouth bottom by external screw thread be fastenedly connected with co-extruding flow channel profiled sheeting.
One end of described point co-extrusion mouth attaching nut is connected with mouth on point co-extrusion mouth by internal thread; On described point co-extrusion mouth, the exit end face of mouth is concave spherical surface, and under described point co-extrusion mouth, the inlet end face of mouth is convex spherical, and two end faces connect and compose upper and lower mouth in conjunction with sphere; The inner face of described point co-extrusion mouth attaching nut is provided with concave spherical surface, under described point co-extrusion mouth, the cylindrical of mouth is provided with lower mouth convex spherical, and under the concave spherical surface on described point co-extrusion mouth attaching nut and described point co-extrusion mouth, the lower mouth convex spherical of mouth is connected.
The present invention adopts technique scheme, and material is divided into two by stock distributor equably, and main co-extrusion mouth runner provides enough materials for stock distributor, and the runner of stock distributor and profiled sheeting links together by a point co-extrusion mouth jockey; Meet the market demand of coextruded plastic principal mode material, give full play to the production capacity of extrusion equipment, reduce the production cost of coextruded plastic principal mode material, enhance productivity.
Accompanying drawing explanation
Below the content expressed by each width accompanying drawing of this description and the mark in figure are briefly described:
Fig. 1 is the co-extrusion feed schematic diagram of the single chamber plastics principal mode material co-extrusion extrusion molding mould in background technology;
Fig. 2 is the side profiled sheeting structural representation of the mould two-chamber plastics principal mode material extrusion molding mould in background technology;
Fig. 3 is the opposite side profiled sheeting structural representation of the mould two-chamber plastics principal mode material extrusion molding mould in background technology;
Fig. 4 is structural representation of the present invention;
Fig. 5 is the stock distributor structural representation in the present invention;
Fig. 6 is the structural representation of point co-extrusion mouth jockey in the present invention.
Be labeled as in figure:
1, co-extrusion mouth, 2, profiled sheeting, 3, profiled sheeting, 4, profiled sheeting, 5, co-extrusion machine outlet device, 6, main co-extrusion mouth jockey, 7, stock distributor, 8, stock distributor heating plate, 9, point co-extrusion mouth jockey, 10, with co-extruding flow channel profiled sheeting, 11, mouth on co-extrusion mouth is divided, 12, point co-extrusion mouth attaching nut, 13, mouth under point co-extrusion mouth, 14, up and down mouth in conjunction with sphere, 15, lower mouth sphere.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail, have more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present invention, technical scheme.
Structure of the present invention expressed by Fig. 4 to Fig. 6, is a kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould, comprises co-extrusion machine outlet device 5, profiled sheeting.
In order to solve prior art Problems existing and overcome its defect, realize the production capacity giving full play to extrusion equipment, the goal of the invention of enhancing productivity, the technical scheme that the present invention takes is:
As shown in Figure 4, plastics principal mode material two-chamber co-extrusion extrusion molding mould provided by the present invention, primarily of main co-extrusion mouth jockey 6, stock distributor 7, stock distributor heating plate 8, divides co-extrusion mouth jockey 9 and forms with parts such as co-extruding flow channel profiled sheetings 10.
Wherein, described profiled sheeting be two with co-extruding flow channel profiled sheeting 10; Stock distributor 7 established by described mould, and described stock distributor 7 is connected with described co-extrusion machine outlet device 5 by main co-extrusion mouth jockey 6; Material flow path in described stock distributor 7 is divided into two runners by a sprue, and these two runners are respectively by point co-extrusion mouth jockey 9 and being connected with co-extruding flow channel profiled sheeting 10 described in two.
Described with co-extruding flow channel profiled sheeting 10, utilize co-extruding mould technology in background technology, material is covered on the visible surface of section bar.
Described main co-extrusion mouth jockey 6, imports stock distributor 7 by the co-extrusion material extruded from co-extrusion machine.Main co-extrusion mouth jockey adopts the structure in " a kind of co-extrusion mouth jockey of extrusion molding co-extruding mould " utility model patent.
Main co-extrusion mouth jockey 6 is bolted by multiple part and is threaded and combines; The inner chamber body of this co-extrusion mouth jockey 6 is arranged to a circular flow channel, and the size of the bore of circular flow channel depends on the number of required co-extrusion material.More particularly, the cross-sectional area of circular flow channel is greater than the cross-sectional area of required coextruded layer, could provide enough flowing pressures like this for the material in runner.
Two points of co-extrusion mouth jockeys 9 distributed to by the material of importing by the sprue of stock distributor 7 and runner structure equably, point co-extrusion mouth jockey 9, for providing material with co-extruding flow channel profiled sheeting 10, achieves the co-extrusion feeding structure of a mould two-chamber plastics principal mode material co-extruding mould.
The material of importing is assigned in two runners and goes by described stock distributor 7 equably, is the prerequisite of the coextruded layer feed of two-chamber co-extruding mould.
The described sprue position crossing with two runners is provided with stock distributor heating plate 8.
Before and after stock distributor 7, both sides device has two pieces of heating plates 8, heats distributor, and material is further plastified, and keeps the good mobility of material.
As shown in Figure 5, described stock distributor 7 is made up of two pieces of templates, and described sprue and runner are located on two pieces of template faying faces; Material flows to two runners by sprue; Two pieces of templates are bolted together by multiple.
Specifically, stock distributor 7 can be made up of two of 315 × 80 × 20mm piece template, and the position of two pieces of template combinations arranges runner, for shunting material.Material from top to bottom flows, and tunnel inlets place adopts a degree of depth to be 4mm diameter to be the circular hole of Φ 30mm to be connected with main co-extrusion mouth; Two runner exits, adopt the internal thread of M20 × 1.5 to be connected with a point co-extrusion mouth jockey 9, process the dark supercharging face of a 0.2mm, as shown in broken line in fig. 5 between two pieces of template faying faces.
Two pieces of templates being bolted together by multiple M8.
As shown in Figure 4: described point co-extrusion mouth jockey 9 is linked together with the profiled sheeting runner of two-chamber principal mode timber die respectively by two runners of stock distributor 7.
A described point co-extrusion mouth jockey 9 comprises mouth 13 under mouth 11 on point co-extrusion mouth, point co-extrusion mouth attaching nut 12 and point co-extrusion mouth; On described point co-extrusion mouth, mouth 11, point co-extrusion mouth attaching nut 12 are fastenedly connected by mouth 13 under point co-extrusion mouth; On described point co-extrusion mouth, the top of mouth 11 is fastenedly connected by external screw thread and stock distributor 7; On described point co-extrusion mouth mouth 11 bottom by external screw thread be fastenedly connected with co-extruding flow channel profiled sheeting 10.
Specifically: on point co-extrusion mouth, mouth 11 top adopts the external screw thread of M20 × 1.5 and stock distributor 7 to be fastenedly connected, on point co-extrusion mouth, mouth 11 bottom adopts the external screw thread of M30 × 2 and is fastenedly connected with co-extruding flow channel profiled sheeting 10.
As shown in Figure 6:
One end of described point co-extrusion mouth attaching nut 12 is connected with mouth 11 on point co-extrusion mouth by internal thread; On described point co-extrusion mouth, the exit end face of mouth 11 is concave spherical surface, and under described point co-extrusion mouth, the inlet end face of mouth 13 is convex spherical, and two end faces connect and compose upper and lower mouth in conjunction with sphere 14; The inner face of described point co-extrusion mouth attaching nut 12 is provided with concave spherical surface, under described point co-extrusion mouth, the cylindrical of mouth 13 is provided with lower mouth convex spherical 15, and under the concave spherical surface on described point co-extrusion mouth attaching nut 12 and described point co-extrusion mouth, the lower mouth convex spherical 15 of mouth 13 is connected.
Specifically, point co-extrusion mouth attaching nut 12 top adopts the internal thread of a M30X2 to be connected with mouth 11 on point co-extrusion mouth.
On point co-extrusion mouth, mouth 11 cavity outlet place adopts diameter to be the concave spherical surface of 11mm; Under point co-extrusion mouth, mouth 13 top adopts a diameter to be that the convex spherical of 11mm coordinates with the concave spherical surface of mouth 11 on point co-extrusion mouth, forms upper and lower mouth in conjunction with sphere 14.
The bottom of point co-extrusion mouth attaching nut 12 adopts a diameter to be the concave spherical surface of 15mm; Under point co-extrusion mouth, the middle part of mouth 13 adopts a diameter to be the lower mouth convex spherical 15 of 15mm, coordinates with a point concave spherical surface of co-extrusion mouth attaching nut 12.
Under point co-extrusion mouth, mouth 13 bottom adopts the external screw thread of M20 × 1.5 to be connected with profiled sheeting.
By implementing above scheme, the profiled sheeting co-extruding flow channel reached as principal mode material two-chamber co-extruding mould provides the object of colorful material.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (1)
1. a plastics principal mode material two-chamber co-extrusion extrusion molding mould, comprises co-extrusion machine outlet device (5), profiled sheeting, it is characterized in that:
Described profiled sheeting be two with co-extruding flow channel profiled sheeting (10); Stock distributor (7) established by described mould, and described stock distributor (7) is connected with described co-extrusion machine outlet device (5) by main co-extrusion mouth jockey (6); Material flow path in described stock distributor (7) is divided into two runners by a sprue, and these two runners are respectively by point co-extrusion mouth jockey (9) and being connected with co-extruding flow channel profiled sheeting (10) described in two;
The co-extrusion material extruded from co-extrusion machine is imported stock distributor (7) by described main co-extrusion mouth jockey (6);
Described covers on the visible surface of section bar with co-extruding flow channel profiled sheeting (10) by material;
The inner chamber body of described main co-extrusion mouth jockey (6) is arranged to a circular flow channel, and the cross-sectional area of circular flow channel is greater than the cross-sectional area of required coextruded layer;
Two points of co-extrusion mouth jockeys (9) distributed to by the material of importing by the sprue of described stock distributor (7) and runner structure equably, and point co-extrusion mouth jockey (9) is for provide material with co-extruding flow channel profiled sheeting (10);
The described sprue position crossing with two runners is provided with stock distributor heating plate (8);
Two pieces of stock distributor heating plates (8) are arranged on both sides before and after stock distributor (7), heat stock distributor (7);
Stock distributor (7) is made up of two pieces of templates of 315 × 80 × 20mm; Described sprue and runner are located on two pieces of template faying faces; Material flows to two runners by sprue; Two pieces of templates are bolted together by multiple;
The runner that two pieces of template binding sites are arranged, for shunting material; Material from top to bottom flows, and tunnel inlets place adopts the circular hole that a degree of depth is 4mm, diameter is Φ 30mm to be connected with main co-extrusion mouth jockey; Two runner exits, adopt the internal thread of M20 × 1.5 to be connected with a point co-extrusion mouth jockey (9), process a supercharging face that 0.2mm is dark between two pieces of template faying faces;
Two pieces of templates being bolted together by multiple M8;
A described point co-extrusion mouth jockey (9) comprises mouth (13) under mouth (11) on point co-extrusion mouth, point co-extrusion mouth attaching nut (12) and point co-extrusion mouth; On described point co-extrusion mouth, under mouth (11), point co-extrusion mouth, mouth (13) is fastenedly connected by a point co-extrusion mouth attaching nut (12); On described point of co-extrusion mouth, the top of mouth (11) is fastenedly connected by the external screw thread of M20 × 1.5 and stock distributor (7); On described point of co-extrusion mouth, mouth (11) is fastenedly connected by the external screw thread of mouth (11) M30 × 2, bottom on point co-extrusion mouth and the internal thread of point co-extrusion mouth attaching nut (12) M30 × 2, top with point co-extrusion mouth attaching nut (12); Under described point co-extrusion mouth, mouth (13) bottom adopts the external screw thread of M20 × 1.5 to be connected with co-extruding flow channel profiled sheeting (10);
On described point co-extrusion mouth, the exit end face of mouth (11) adopts diameter to be the concave spherical surface of 11mm; Under described point co-extrusion mouth, the inlet end face of mouth (13) adopts a diameter to be the convex spherical of 11mm, coordinates with the concave spherical surface of mouth (11) on point co-extrusion mouth, and two end faces connect and compose upper and lower mouth in conjunction with sphere (14);
It is the concave spherical surface of 15mm that the inner face of described point co-extrusion mouth attaching nut (12) is provided with a diameter; Under described point co-extrusion mouth, the cylindrical of mouth (13) is provided with the lower mouth convex spherical (15) that a diameter is 15mm, and under the concave spherical surface on described point co-extrusion mouth attaching nut (12) and described point co-extrusion mouth, the lower mouth convex spherical (15) of mouth (13) is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210524262.9A CN103042674B (en) | 2012-12-08 | 2012-12-08 | A kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210524262.9A CN103042674B (en) | 2012-12-08 | 2012-12-08 | A kind of plastics principal mode material two-chamber co-extrusion extrusion molding mould |
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| CN103042674A CN103042674A (en) | 2013-04-17 |
| CN103042674B true CN103042674B (en) | 2016-01-13 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0427685A2 (en) * | 1989-11-06 | 1991-05-15 | AUTOMA S.p.A. | An extruding head enabling the extrusion of a plurality of parisons from a single extruder |
| CN202367930U (en) * | 2011-12-21 | 2012-08-08 | 安徽耐科挤出科技股份有限公司 | Coextruded material distributor for plastic extrusion equipment |
| CN202521103U (en) * | 2012-01-10 | 2012-11-07 | 江苏舒恒管夹制造有限公司 | Quick hydraulic pipe joint |
| CN202965153U (en) * | 2012-12-08 | 2013-06-05 | 芜湖海螺泰森挤出装备有限公司 | Double-cavity co-extrusion extruding molding die for plastic main section bar |
-
2012
- 2012-12-08 CN CN201210524262.9A patent/CN103042674B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0427685A2 (en) * | 1989-11-06 | 1991-05-15 | AUTOMA S.p.A. | An extruding head enabling the extrusion of a plurality of parisons from a single extruder |
| CN202367930U (en) * | 2011-12-21 | 2012-08-08 | 安徽耐科挤出科技股份有限公司 | Coextruded material distributor for plastic extrusion equipment |
| CN202521103U (en) * | 2012-01-10 | 2012-11-07 | 江苏舒恒管夹制造有限公司 | Quick hydraulic pipe joint |
| CN202965153U (en) * | 2012-12-08 | 2013-06-05 | 芜湖海螺泰森挤出装备有限公司 | Double-cavity co-extrusion extruding molding die for plastic main section bar |
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| CN103042674A (en) | 2013-04-17 |
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Address after: 241000 Harbour Road, Wuhu economic and Technological Development Zone, Anhui Applicant after: WUHU HAILUO EXTRUSION EQUIPMENT CO., LTD. Address before: 241000 Harbour Road, Wuhu economic and Technological Development Zone, Anhui Applicant before: Wuhu Conch Theysohn Extrusion Equipment Co., Ltd. |
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