CN103331803A - Plant fiber extruded product with waterproof surface layer and extruder - Google Patents
Plant fiber extruded product with waterproof surface layer and extruder Download PDFInfo
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- CN103331803A CN103331803A CN2013102397336A CN201310239733A CN103331803A CN 103331803 A CN103331803 A CN 103331803A CN 2013102397336 A CN2013102397336 A CN 2013102397336A CN 201310239733 A CN201310239733 A CN 201310239733A CN 103331803 A CN103331803 A CN 103331803A
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- extruded product
- top layer
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Abstract
The invention discloses a plant fiber extruded product with a waterproof surface layer, and an extruder. The extruded product comprises a body with an outer waterproof layer on the outer surface, wherein the outer waterproof layer is selected from a lignose layer, a paraffin wax layer or an unsaturated resin layer. The extruder comprises a die cavity formed by templates, a waterproof surface solution feed opening is formed in a template above a formed cavity section of the die cavity; a groove a is formed in the inner peripheral wall of the template at the position of the waterproof surface solution feed opening and is covered by an inner lining plate. The plant fiber extruded product extruded by the extruder has a waterproof surface layer, is smooth in surface and waterproof. Moreover, the extruder has the function of lubricating extruded products during the manufacturing process, and as a result, the production efficiency is improved.
Description
Technical field
The present invention relates to string extruded product and production equipment field thereof, be specifically related to have waterproof top layer string extruded product and for the production of the extruder with waterproof top layer string extruded product.
Background technology
The string extruded product is that lumber fibre in small, broken bits or crop stalk fiber and glue bond extruding are formed.Especially crop stalk is that the string extruded product of raw material has not only been alleviated China's timber resources anxiety, and reduces agricultural crop straw and burn the problems such as environmental pollution that cause, 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 environment, easy modification, hydrolysis, service life big heavy discount.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of have waterproof top layer string extruded product and extruder, extruder in process of production, the waterproof surface solution can reduce the frictional resistance of die cavity and goods, make the string extruded product of extruding have smooth surface and better waterproof energy, durable, also extruded product has been had 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 external surface has the waterproof extexine.
The further improvement project of the present invention is that described waterproof extexine is lignin layer or paraffin layer or unsaturated-resin layer.
The present invention further improvement project is to be provided with through hole in the described body.
The present invention further improvement project is that the inwall of described through hole has the 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, is coated with a interior lining panel on a groove.
The further improvement project of the present invention is, spaced apartly on the described template inwall is provided with axial b groove, and the 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 the b groove.
The present invention further improvement project is, offers a slit on the described a interior lining panel, and a slit and b groove shift to install.
The present invention further improvement project is, be equipped with in the described die cavity and squeeze the casement core, squeeze casement core center and be axially arranged with waterproof surface solution feed tube, the feed tube charging aperture is communicated with the booster pump that squeezes outside the casement core top, booster pump is communicated with fluid reservoir, the feed tube discharging opening extends near the upper surface that squeezes casement core end, the crowded casement core outer peripheral face of feed tube discharging opening position is provided with the c groove, spaced apartly on the terminal outer peripheral face of described crowded casement core be provided with axial d groove, the d groove is communicated with the c groove, and extends to die cavity discharging opening direction, is coated with the b interior lining panel on d groove and the c groove, offer axial b slit on the described b interior lining panel, b slit and d groove shift to install.
The present invention compared with prior art has following obvious advantage:
One, this external surface of string extruded product of the present invention has the waterproof extexine, and through-hole wall has the waterproof internal 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 under wet environment.
Two, extruder of the present invention is because 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, is coated with a interior lining panel on a groove.The string extruded product is after the 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 the top template is offered, a groove trickling on internal perisporium, be coated with the covering article outer surface from the slit between a interior lining panel and the template inwall, under the high temperature extruding, form the waterproof extexine.String extruded product smooth surface, waterproof with waterproof top layer are not afraid of the wet environment influence, long service life.The waterproof surface solution is enhanced productivity to extruded product lubricate also in extrusion process.
Three, extruder of the present invention is spaced apart on described template inwall is provided with axial b groove, and the b groove is communicated with a groove, and extends to die cavity discharging opening direction, and interior lining panel covers on a groove and the b groove.Offer a slit on the described a interior lining panel, a slit and b groove shift to install.The waterproof surface solution flows out from a slit, and is bigger with the goods contact-making surface, more even, the extrusion coated better effects if.
Four, the present invention is when producing the tubing extruded product, be equipped with in the die cavity and squeeze the casement core, squeeze casement core center and be axially arranged with waterproof surface solution feed tube, the feed tube charging aperture is communicated with the booster pump that squeezes outside the casement core top, booster pump is communicated with fluid reservoir, the feed tube discharging opening extends near the upper surface that squeezes casement core end, the axial d groove that the crowded casement core outer peripheral face of feed tube discharging opening position is provided with the c groove and extends to die cavity discharging opening direction, the d groove is communicated with the c groove, be coated with the b interior lining panel on c groove and the d groove, offer axial b slit on the b interior lining panel, b slit and d groove shift to install.The waterproof surface solution enters in the c groove and d groove of the upper surface that squeezes casement core end from the feed tube that squeezes casement core center, flows out from the b slit of b interior lining panel, contacts with the center hole wall of extruded product, and extrusion coated forms the waterproof endosexine.
Description of drawings
Fig. 1 is extruded product cross-sectional structure figure of the present invention.
Longitudinal sectional view when Fig. 2 squeezes the casement core for extruder of the present invention does not have to install.
Fig. 3 is the A-A cutaway view of Fig. 2.
Longitudinal sectional view when Fig. 4 squeezes the casement core for extruder installation of the present invention.
Fig. 5 is the B-B cutaway view of Fig. 4.
The specific embodiment
As shown in Figure 1, of the present invention have a 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 the described body 1, can alleviate the weight of himself.
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 the waterproof top layer inside and outside the body 1, water resistance is better.
As Fig. 2, shown in Figure 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 perisporiums of solution feed mouth 7 positions, waterproof top layer offer a groove 8, spaced apartly on described template 5 inwalls be provided with axial b groove 10, b groove 10 is communicated with a groove 8, and extend to die cavity 6 discharging opening directions, be coated with a interior lining panel 9 on a groove 8 and the b groove 10, 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, and a interior lining panel 9 surfaces flush with its peripheral template 5 internal perisporiums; Offer axial a slit 11 on the iron plate, a slit 11 shifts to install with b groove 10.
The string extruded product is after die cavity 6 extrusion moldings, waterproof surface solution (as lignin or paraffin or unsaturated-resin) enters die cavity from the waterproof top layer solution feed mouth 7 that the top template is offered, a groove 8 on internal perisporium and 10 tricklings of b groove, be coated in article outer surface from the outflow of the slit between a interior lining panel 9 and template 5 inwalls, under extruding, form the waterproof extexine.
When there is the tubing extruded product of through hole the production center, as Fig. 4, shown in Figure 5, be equipped with in the die cavity 6 and squeeze casement core 13, squeeze casement core 13 centers and be axially arranged with waterproof surface solution feed tube 14, the feed tube charging aperture is communicated with the booster pump that squeezes outside the casement core top, booster pump is communicated with fluid reservoir, the feed tube discharging opening extends near the upper surface that squeezes casement core end, the axial d groove 17 that the crowded casement core outer peripheral face of feed tube discharging opening position is provided with c groove 15 and extends to die cavity discharging opening direction, d groove 17 is communicated with c groove 15, be coated with b interior lining panel 16 on c groove 15 and the d groove 17, offer axial b slit 18 on the b interior lining panel 16, b slit 18 shifts to install with d groove 17.The waterproof surface solution enters in the c groove 15 and d groove 17 of the upper surface that squeezes casement core end from the feed tube 14 that squeezes casement core 13 centers, from the b slit 18 of b interior lining panel 16, flow out, contact with the central through hole inwall of extruded product, extrusion coated forms the waterproof endosexine.All the other are implemented as embodiment 2.
Claims (8)
1. have waterproof top layer string extruded product, comprise body (1), it is characterized in that: described body (1) outer surface has waterproof extexine (2).
2. according to claim 1 have a waterproof top layer string extruded product, and it is characterized in that: described waterproof extexine (2) is lignin layer or paraffin layer or unsaturated-resin layer.
3. according to claim 1 and 2 have a waterproof top layer string extruded product, it is characterized in that: be provided with through hole (3) in the described body (1).
4. according to claim 3 have a waterproof top layer string extruded product, and it is characterized in that: the inwall of described through hole (3) has waterproof endosexine (4).
5. 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 waterproof top layer solution feed mouth (7) position offers a groove (8), is coated with a interior lining panel (9) on a groove (8).
6. according to claim 5 for the production of the extruder with waterproof top layer string extruded product, it is characterized in that: the spaced apart axial b groove (10) that is provided with on described template (5) inwall, b groove (10) is communicated with a groove (8), and to the extension of die cavity discharging opening direction, a interior lining panel (9) covers on a groove (8) and the b groove (10).
7. according to claim 6 for the production of the extruder with waterproof top layer string extruded product, it is characterized in that: offer axial a slit (11) on the described a interior lining panel (9), a slit (11) shift to install with b groove (10).
8. according to claim 1 for the production of the extruder with waterproof top layer string extruded product, it is characterized in that: be equipped with in the described die cavity (6) and squeeze casement core (13), 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 that squeezes outside casement core (13) top, booster pump is communicated with fluid reservoir, feed tube (14) discharging opening extends near squeezing the terminal upper surface of casement core (13), crowded casement core (13) outer peripheral face of feed tube (14) discharging opening position is provided with c groove (15), the spaced apart axial d groove (17) that is provided with on the terminal outer peripheral face of described crowded casement core (13), d groove (17) is communicated with c groove (15), and extend d groove (17) and c(15) be coated with b interior lining panel (16) on the groove to die cavity discharging opening direction; Offer axial b slit (18) on the described b interior lining panel (16), b slit (18) shift to install with d groove (17).
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 |
|---|---|---|---|
| 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 true CN103331803A (en) | 2013-10-02 |
| CN103331803B CN103331803B (en) | 2015-11-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441101A (en) * | 2014-12-31 | 2015-03-25 | 桂林科技企业发展中心 | Composite shaving board |
| CN105904524A (en) * | 2014-09-01 | 2016-08-31 | 中山艺展装饰工程有限公司 | Environment-friendly ecological plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103331803B (en) | 2015-11-25 |
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