CN200984844Y - Novel pulling and extruding handicraft article - Google Patents
Novel pulling and extruding handicraft article Download PDFInfo
- Publication number
- CN200984844Y CN200984844Y CN 200620154036 CN200620154036U CN200984844Y CN 200984844 Y CN200984844 Y CN 200984844Y CN 200620154036 CN200620154036 CN 200620154036 CN 200620154036 U CN200620154036 U CN 200620154036U CN 200984844 Y CN200984844 Y CN 200984844Y
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- pultrusion
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Abstract
The utility model relates to a novel pultrusion craftwork, containing a pultrusion main body and a strippable material layer on the exterior surface of the main body, the main body contacts the strippable material layer with a rough surface. Strippable material is added in the process flow, to enable the product form a symmetrical rough surface after a moulding, being helpful to enhance stickiness with other materials; as a post treatment is not needed before using, the products are stable in size; quality can be strictly controlled in manufacturing to realize standardization. The utility model is easy to use, thus working procedure and cost of manufacturing and engineering construction is reduced. The utility model is mainly applied to structure reinforcement field, mostly application of various fibre reinforced plastic in structure reinforcement field, insulating mandril of electric power distribution and other application, relative products which need the Pultrusion stick, belt, piece as a reinforcement.
Description
Technical field
The utility model relates to the composite material section bar production field, particularly a kind of new pultrude process goods.
Background technology
FRP learn to claim fibre reinforced plastics, and domestic custom is referred to as fiberglass, and it is is matrix material with synthetic resin, with the composite that fiber and goods thereof are formed, and is the most frequently used reinforcing material with glass fibre wherein.FRP emerges so far, and through the exploration and the effort of many decades, the moulding process of FRP has the multiple mode of hand paste, winding, pultrusion, spun casting, GMT or the like.
Pultrude process is a kind of method of continuous producing composite material section bar, it is that the non-twist fibre glass roving on the creel and other continuous reinforcing material felt, surperficial felt etc. are carried out the resin dipping, then by keeping the mould of certain cross sectional shape, and it is pulled straight after the moulding that is heating and curing, be split into a kind of automatic production process of pultrusion product thus.Its main technique step is: the fortifying fibre yarn is arranged → impregnating resin glue → preformed → extrusion molding and curing → traction → cutting → finished product.
The main application fields of pultrusion product has:
(1) corrosion-resistant industrial circle: be mainly used in upper and lower water device, Industrial Wastewater Treatment equipment, chemical industry baffle plate, the railing in the factories such as pipeline support and chemical industry, oil, papermaking and metallurgy, stair, platform handrail etc.;
(2) electrical technology field: be mainly used in the parts of high-tension cable protection tube, cable trough, insulating ladder, insulating bar, electric pole, lamppost, transformer and motor etc.;
(3) building field: be mainly used in door, window construction section bar, bridge reinforcement, glass fiber reinforced plastic etc.
Adopt at present after the pultrude process moulding product for improve and other materials between bonding, before application, need polishing, the processing of sandblasting more, increased postprocessing working procedures, time-consuming taking a lot of work, after the mechanical grinding, product size instability, quality can not guarantee and easily produce waste product, and product strength may reduce because of fiber attrition, the product surface roughness is inhomogeneous, adhesive effect is difficult to control, has therefore not only increased production cost, and product quality is again less than control.
Summary of the invention
For addressing the above problem, the purpose of this utility model provides a kind of new pultrude process goods, its one-shot forming, and easy to use, matsurface is even.
The purpose of this utility model is achieved in that a kind of new pultrude process goods, comprises the main body of pultrusion, and it is characterized in that: described main body outer surface is provided with the peelable material layer, and the surface that main body contacts with the peelable material layer is a rough surface.
Described peelable material layer is a demoulding layer of cloth.
Described peelable material layer twines, embeds or be coated on the main body outer surface.
The utility model has added peelable material in technological process, make the product after the moulding form uniform rough surface, help improving and other material between bonding, because need not post processing before application, as long as the peelable material on surface is peeled off promptly available, therefore product size is stable, when producing, can strict control, quality is guaranteed, can realize standardization and standardization, and the product fiber does not have destruction, guarantee the product strength uniformity, the material that only need peel off product external surfaces during use gets final product, and uses easily, lowers operation and production and engineering construction cost.The utility model product is mainly used in the structural strengthening field, mainly is the application of various fibre reinforced plastics in the structural strengthening field; Power transmission and distribution core rod of insulator and other related application; Other need use drawing and extruding bar, band, sheet composite as the relevant product of strengthening.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
The utility model is a kind of new pultrude process goods, comprise the main body of pultrusion and the peelable material layer that is provided with at the main body outer surface, because peelable material itself has certain roughness, the surface that makes main body contact with the peelable material layer forms uniform rough surface.
Production technology of the present utility model mainly comprises following sequential steps: the reinforcing material of at first arranging, for example silvalin, felt etc., it is carried out the resin dipping, carry out preformed by preforming mould then, and add peelable material, as release cloth in the preformed surface of semi-finished, send into then and carry out extrusion molding in the mould and be heating and curing, by haulage gear it is drawn to cutter sweep at last, cut, make finished product by the production requirement size.
The transfer system of fortifying fibre yarn adopts into creel, felt and sprawls device, yarn hole etc.
Resin impregnation device is made up of resin storage tank, guide roller, pressure roller, dividing sinker screen, plastic squeeze roller etc., and wherein the straight trough infusion process is the most frequently used, and in whole dipping process, fiber and felt are arranged and should be very neatly arranged.
The effect of preforming mould is to make the reinforcing material that has soaked into resin further remove unnecessary resin, gets rid of bubble, and makes its shape approach the entry shape of shaping mould.Impregnated reinforcing material passes pre-shaping device, transmits modestly in a continuous manner, so that guarantee their relative position, moves closer to the net shape of goods, and extrudes unnecessary resin, and then enter mould, carries out forming and hardening.
Add peelable material in the preformed surface of semi-finished, for example this peelable material is selected release cloth for use, a kind of high temperature resistant nylon cloth, and the method for adding comprises winding, embedding or coating etc.
Extrusion molding and curing: mould is to design under the condition that system determines, according to the frictional behaviour of resin solidification exotherm and material and mould, mould is divided into three different thermals treatment zone, and its temperature is determined by the performance of resin system.In pultrude process, the length range of typical mould is between 0.6～1.2 meter.
Traction is finished by draw-gear, Track Type puller for example, and perhaps two reciprocating motion clamping devices are to guarantee continuous production.
Cutting can obtain finished product by automatic synchronization-moving cast-cutting saw length cutting on demand.
The finished product structure that makes as shown in Figure 1.The cross sectional shape of section bar is not limit, and sets according to needs of production, and section bar is cylindrical in the present example, comprises the main body 1 of pultrusion and the peelable material layer 2 that main body 1 outer surface is provided with.Strip off peelable material layer 2 can expose the surface that main body 1 contacts with peelable material layer 2, is uniform rough surface 11.
Goods are peeled off peelable material layer 2 before use, make the rough surface 11 of pultrusion main body 1 expose out, can carry out bondingly with other material, need not carry out extra polishing, blasting treatment, and are easy to use.
Claims (3)
1. new pultrude process goods comprise it is characterized in that the main body of pultrusion:
Described main body outer surface is provided with the peelable material layer, and the surface that main body contacts with the peelable material layer is a rough surface.
2. a kind of new pultrude process goods according to claim 1 is characterized in that:
Described peelable material layer is a demoulding layer of cloth.
3. a kind of new pultrude process goods according to claim 1 is characterized in that:
Described peelable material layer twines, embeds or be coated on the main body outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620154036 CN200984844Y (en) | 2006-11-30 | 2006-11-30 | Novel pulling and extruding handicraft article |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620154036 CN200984844Y (en) | 2006-11-30 | 2006-11-30 | Novel pulling and extruding handicraft article |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200984844Y true CN200984844Y (en) | 2007-12-05 |
Family
ID=38914307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620154036 Expired - Fee Related CN200984844Y (en) | 2006-11-30 | 2006-11-30 | Novel pulling and extruding handicraft article |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200984844Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014089973A1 (en) * | 2012-12-13 | 2014-06-19 | 苏州多凯复合材料有限公司 | Frp board and manufacturing method thereof |
-
2006
- 2006-11-30 CN CN 200620154036 patent/CN200984844Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014089973A1 (en) * | 2012-12-13 | 2014-06-19 | 苏州多凯复合材料有限公司 | Frp board and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DEXTRA BUILDING PRODUCTS (GUANGDONG) CO., LTD. Free format text: FORMER OWNER: XIAOSHIDA COMPOSITE MATERIAL (GUANGDONG) CO., LTD. Effective date: 20130121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510520 GUANGZHOU, GUANGDONG PROVINCE TO: 511340 GUANGZHOU, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130121 Address after: 511340, No. 54 Yao Yao North Road, Xintang Town, Guangzhou City, Guangdong, Zengcheng (Zengcheng economic and Technological Development Zone) Patentee after: Deshida Building Materials (Guangdong) Co., Ltd. Address before: 510520 Tianhe Longdong, Guangdong forestry machinery factory, Guangdong, Guangzhou Patentee before: Xiaoshida Composite Material (Guangdong) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071205 Termination date: 20141130 |
|
| EXPY | Termination of patent right or utility model |