CN103331803B - There is waterproof top layer string extruded product and extruder - Google Patents
There is waterproof top layer string extruded product and extruder Download PDFInfo
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- CN103331803B CN103331803B CN201310239733.6A CN201310239733A CN103331803B CN 103331803 B CN103331803 B CN 103331803B CN 201310239733 A CN201310239733 A CN 201310239733A CN 103331803 B CN103331803 B CN 103331803B
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Abstract
The invention discloses and have waterproof top layer string extruded product and extruder, described extruded product comprises body, and described body outer surface has waterproof extexine, and described waterproof extexine is lignin layer or paraffin layer or unsaturated-resin layer.Extruder comprises the die cavity that template surrounds, and the top template of the forming cavity section of die cavity offers waterproof top layer solution feed mouth, and the template internal perisporium of solution feed mouth position, waterproof top layer offers a groove, and a groove is coated with interior lining panel.The string extruded product that the present invention extrudes has waterproof top layer, smooth surface, waterproof, in process of production also to the lubricious effect of extruded product, enhances productivity.
Description
Technical field
The present invention relates to string extruded product and production equipment field thereof, be specifically related to there is waterproof top layer string extruded product and for the production of the extruder with waterproof top layer string extruded product.
Background technology
String extruded product is formed groundwood fiber or crop stalk fiber and glue bond extruding.Especially to be that the string extruded product of raw material not only alleviates China's timber resources nervous for crop stalk, and reduce agricultural crop straw and burn the problems such as the environmental pollution caused, and has good development prospect.But at present string extruded product extrusion molding rear surface is coarse, does not have water proofing property, as wet wet environment, easy modification, hydrolysis, service life large heavy discount.
Summary of the invention
The technical problem to be solved in the present invention is to provide one and has waterproof top layer string extruded product and extruder, extruder in process of production, waterproof surface solution can reduce the frictional resistance of die cavity and goods, the string extruded product extruded is made to have smooth surface and good water resistance, durable, also to extruded product, there is lubricious effect simultaneously, enhanced productivity.
The present invention is achieved through the following technical solutions:
Have waterproof top layer string extruded product, comprise body, described body outer surface has waterproof extexine.
The further improvement project of the present invention is, described waterproof extexine is lignin layer or paraffin layer or unsaturated-resin layer.
The present invention further improvement project is, is provided with through hole in described body.
The present invention further improvement project is, the inwall of described through hole has waterproof endosexine.
For the production of the extruder with waterproof top layer string extruded product, comprise the die cavity that template surrounds, the top template of the forming cavity section of described die cavity offers waterproof top layer solution feed mouth, the template internal perisporium of solution feed mouth position, waterproof top layer offers a groove, a groove is coated with a interior lining panel.
The further improvement project of the present invention is, spaced apartly on described template inwall is provided with axial b groove, and b groove is communicated with a groove, and extends to die cavity discharging opening direction, and a interior lining panel covers on a groove and b groove.
The present invention further improvement project is, described a interior lining panel offers a gap, and a gap and b groove shift to install.
The present invention further improvement project is, crowded casement core is installed in described die cavity, squeeze casement core center and be axially arranged with waterproof surface solution feed tube, feed tube charging aperture is communicated with the booster pump squeezed outside casement core top, booster pump is communicated with fluid reservoir, feed tube discharging opening extends to the upper surface near squeezing casement core end, the crowded casement core outer peripheral face of feed tube discharging opening position is provided with c groove, spaced apartly on described crowded casement core end outer peripheral face be provided with axial d groove, d groove is communicated with c groove, and extend to die cavity discharging opening direction, d groove and c groove are coated with b interior lining panel, described b interior lining panel offers axial b gap, b gap and d groove shift to install.
The present invention compared with prior art, has following obvious advantage:
One, string extruded product body outer surface of the present invention has waterproof extexine, and through-hole wall has waterproof inner layer, and described waterproof extexine and waterproof endosexine are lignin layer or paraffin layer or unsaturated-resin layer.Smooth surface of the present invention, water resistance is good, can use in wet condition.
Two, extruder of the present invention offers waterproof top layer solution feed mouth due to the top template of the forming cavity section of die cavity, and the template internal perisporium of solution feed mouth position, waterproof top layer offers a groove, a groove is coated with a interior lining panel.String extruded product is after die cavity extrusion molding, waterproof surface solution (as lignin or paraffin or unsaturated-resin) enters die cavity from the waterproof top layer solution feed product that top template is offered, a groove trickling on internal perisporium, be coated with from the gap between a interior lining panel and template inwall and cover article outer surface, under high temperature extrusion, form waterproof extexine.There is string extruded product smooth surface, the waterproof on waterproof top layer, be not afraid of wet environment impact, long service life.In extrusion process, waterproof surface solution is to extruded product also lubricate, enhances productivity.
Three, extruder of the present invention is spaced apart on described template inwall is provided with axial b groove, and b groove is communicated with a groove, and extends to die cavity discharging opening direction, and interior lining panel covers on a groove and b groove.Described a interior lining panel offers a gap, and a gap and b groove shift to install.Waterproof surface solution flows out from a gap, larger with product into contact face, evenly, extrusion coated better effects if.
Four, the present invention is when producing tube extrusion goods, crowded casement core is installed in die cavity, squeeze casement core center and be axially arranged with waterproof surface solution feed tube, feed tube charging aperture is communicated with the booster pump squeezed outside casement core top, booster pump is communicated with fluid reservoir, feed tube discharging opening extends to the upper surface near squeezing casement core end, the crowded casement core outer peripheral face of feed tube discharging opening position is provided with c groove and the axial d groove to the extension of die cavity discharging opening direction, d groove is communicated with c groove, c groove and d groove are coated with b interior lining panel, b interior lining panel offers axial b gap, b gap and d groove shift to install.In waterproof surface solution enters the upper surface of crowded casement core end c groove from the feed tube at crowded casement core center and d groove, flow out, contact with the center hole wall of extruded product from the b gap of b interior lining panel, extrusion coated forms waterproof endosexine.
Accompanying drawing explanation
Fig. 1 is extruded product cross-sectional structure figure of the present invention.
Fig. 2 is extruder of the present invention longitudinal sectional view when not installing crowded casement core.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is that longitudinal sectional view when squeezing casement core installed by extruder of the present invention.
Fig. 5 is the B-B sectional view of Fig. 4.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, of the present invention have waterproof top layer string extruded product, comprises body 1, and described body 1 outer surface has waterproof extexine 2.
Be provided with through hole 3 in described body 1, the weight of himself can be alleviated.
The inwall of described through hole 3 has waterproof endosexine 4, and extruded product waterproof extexine 2 and waterproof endosexine 4 are lignin layer or paraffin layer or unsaturated-resin layer.All have waterproof top layer inside and outside body 1, water resistance is better.
Embodiment 2
As Fig. 2, shown in Fig. 3, the present invention includes the die cavity 6 that template 5 surrounds, the top template 5 of the forming cavity section of die cavity offers waterproof top layer solution feed mouth 7, template 5 internal perisporium of solution feed mouth 7 position, waterproof top layer offers a groove 8, spaced apartly on described template 5 inwall be provided with axial b groove 10, b groove 10 is communicated with a groove 8, and extend to die cavity 6 discharging opening direction, a groove 8 and b groove 10 are coated with a interior lining panel 9, a interior lining panel 9 is the iron plate of 0.5cm left and right thickness, a interior lining panel 9 is embedded on the internal perisporium of template, a interior lining panel 9 surface flushes with template 5 internal perisporium of its periphery, iron plate offers gap, axial a gap 11, a 11 to shift to install with b groove 10.
String extruded product is after die cavity 6 extrusion molding, waterproof surface solution (as lignin or paraffin or unsaturated-resin) enters die cavity from the waterproof top layer solution feed mouth 7 that top template is offered, a groove 8 on internal perisporium and b groove 10 trickle, flow out from the gap between a interior lining panel 9 and template 5 inwall and be coated in article outer surface, form waterproof extexine under extrusion.
Embodiment 2
When there are the tube extrusion goods of through hole the production center, as Fig. 4, shown in Fig. 5, crowded casement core 13 is installed in die cavity 6, squeeze casement core 13 center and be axially arranged with waterproof surface solution feed tube 14, feed tube charging aperture is communicated with the booster pump squeezed outside casement core top, booster pump is communicated with fluid reservoir, feed tube discharging opening extends to the upper surface near squeezing casement core end, the crowded casement core outer peripheral face of feed tube discharging opening position is provided with c groove 15 and the axial d groove 17 to the extension of die cavity discharging opening direction, d groove 17 is communicated with c groove 15, c groove 15 and d groove 17 are coated with b interior lining panel 16, b interior lining panel 16 offers axial b gap 18, b gap 18 and d groove 17 shift to install.Waterproof surface solution enters the c groove 15 of the upper surface of crowded casement core end with in d groove 17 from the feed tube 14 at crowded casement core 13 center, flow out from the b gap 18 of b interior lining panel 16, with the central through hole contact internal walls of extruded product, extrusion coated forms waterproof endosexine.All the other are implemented as embodiment 2.
Claims (2)
1. for the production of the extruder with waterproof top layer string extruded product, comprise the die cavity (6) that template (5) surrounds, it is characterized in that: the top template (5) of the forming cavity section of described die cavity offers waterproof top layer solution feed mouth (7), template (5) internal perisporium of solution feed mouth (7) position, waterproof top layer offers a groove (8), spaced apartly on described template (5) inwall be provided with axial b groove (10), b groove (10) is communicated with a groove (8), and extend to die cavity discharging opening direction, a interior lining panel (9) covers a groove (8) with on b groove (10), described a interior lining panel (9) offers a gap (11), a gap (11) and b groove (10) shift to install.
2. the extruder for the production of having waterproof top layer string extruded product according to claim 1, it is characterized in that: crowded casement core (13) is installed in described die cavity (6), squeeze casement core (13) center and be axially arranged with waterproof surface solution feed tube (14), feed tube (14) charging aperture is communicated with the booster pump squeezed outside casement core (13) top, booster pump is communicated with fluid reservoir, feed tube (14) discharging opening extends to the upper surface near squeezing casement core (13) end, crowded casement core (13) outer peripheral face of feed tube (14) discharging opening position is provided with c groove (15), spaced apartly on described crowded casement core (13) end outer peripheral face be provided with axial d groove (17), d groove (17) is communicated with c groove (15), and extend to die cavity discharging opening direction, d groove (17) and c(15) groove are coated with b interior lining panel (16), described b interior lining panel (16) offers axial b gap (18), and b gap (18) and d groove (17) shift to install.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310239733.6A CN103331803B (en) | 2013-06-18 | 2013-06-18 | There is waterproof top layer string extruded product and extruder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310239733.6A CN103331803B (en) | 2013-06-18 | 2013-06-18 | There is waterproof top layer string extruded product and extruder |
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| CN103331803A CN103331803A (en) | 2013-10-02 |
| CN103331803B true CN103331803B (en) | 2015-11-25 |
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| CN201310239733.6A Active CN103331803B (en) | 2013-06-18 | 2013-06-18 | There is waterproof top layer string extruded product and extruder |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904524A (en) * | 2014-09-01 | 2016-08-31 | 中山艺展装饰工程有限公司 | Environment-friendly ecological plate |
| CN104441101A (en) * | 2014-12-31 | 2015-03-25 | 桂林科技企业发展中心 | Composite shaving board |
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| CN103331803A (en) | 2013-10-02 |
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