CN102296805A - Recyclable composite material building template and manufacturing method thereof - Google Patents
Recyclable composite material building template and manufacturing method thereof Download PDFInfo
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- CN102296805A CN102296805A CN201110166989XA CN201110166989A CN102296805A CN 102296805 A CN102296805 A CN 102296805A CN 201110166989X A CN201110166989X A CN 201110166989XA CN 201110166989 A CN201110166989 A CN 201110166989A CN 102296805 A CN102296805 A CN 102296805A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
The invention discloses a recyclable composite material building template. The template disclosed by the invention comprises an upper surface layer, a lower surface layer and a core layer, wherein the thicknesses of the upper surface layer and the lower surface layer are 0.1-10mm respectively; and the thickness of the core layer is 3-15mm. The invention simultaneously discloses a manufacturing method of the recyclable composite material building template. The method disclosed by the invention comprises the following steps: firstly, preheating yarns led out from a yarn creel are preheated; laying and scattering the preheated yarns into a single yarn ribbon shape; unrolling a roll of thermoplastic resin film so as to be laid together with the material of the single yarn ribbon shape alternately in a laminating manner, simultaneously performing stentering, rolling, melting and immersing, and then performing cooling rolling and shaping to form a sheet; rolling and molding the sheet to prepare the needed upper surface layer and lower surface layer; and cutting the upper surface layer, the core layer and the lower surface layer according to the dimension requirements of the sheet, piling for lamination, and cooling, thus obtaining the composite sheet of the corresponding specification.
Description
Technical field
The present invention relates to a kind of building material field, specifically relate to a kind of callable composite material building mould board and manufacture method thereof.
Background technology
At present, the construction formwork that generally uses at building field is divided into four big classes: a class is wooden multi-plywood; One class is a steel form; One class is the bamboo chip plate, and another kind of is plastic building template.
Above-mentioned all kinds of construction formwork in use exists, wear no resistance, rigidity/mass ratio is low, creep-resistant property is poor, fatigue performance is poor, perishable, be difficult for many shortcomings such as the demoulding, life cycle are lacked, can't be recycled, use cost height.
The method of at present common production construction formwork, its shortcoming is to produce continuously, and secondly the bonding layer of template is that fortifying fibre floods with epoxy or mylar and solidify to form, thereby can not recycling, and discarded object can not be handled, and influences environment.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of callable composite material building mould board is provided.Another object of the present invention provides the manufacture method of this callable composite material building mould board.
At first purpose of the present invention, the present invention adopts following technical scheme to realize:
Callable composite material building mould board comprises upper epidermis, following top layer and sandwich layer; Described upper epidermis, following top layer are composited by thermoplastic resin and glass fabric;
Described sandwich layer is selected for use: no glass fiber, or mixed the cellular thermoplastic plate of glass fiber, or thermoplastic expanded plate, or mixed a kind of in the glass fibers felt of thermoplastic fibre;
By weight percentage, described thermoplastic resin is 40～60%, glass fabric is 60～40%;
Above-mentioned upper epidermis, following skin depth are 0.1～10mm, and core layer thickness is 3～15mm.
Described thermoplastic resin is selected from one or more in polyolefin resin, thermoplastic polyester resin, polyamide-based resin, polycarbonate resin or other resins for universal use.
Described glass fabric is selected from woven fabric, stitch bonded fabrics, WARP-KNITTING, one-way fabric and their various combinations etc.
The form of described thermoplastic resin can be powder, fiber or expanded material.
Preferred PP of described polyolefin resin or PE; The preferred PET of thermoplastic polyester resin, PBT, PTT; The preferred nylon 6 of polyamide-based resin, nylon 66, nylon 12, nylon 1212; The preferred PVC of resins for universal use, ABS, PS, HIPS.
The manufacture method of above-mentioned callable composite material building mould board comprises the steps:
The preparation on upper and lower top layer:
(1) yarn is installed on the creel, draws from creel, by the uniformity of tension-adjusting gear control tension force, the stability when guaranteeing yarn unwinding and being arranged in parallel;
(2) control oven temperature in 200 ℃～300 ℃ scopes, yarn is sent in the baking oven heated, to remove the moisture that contains in the yarn;
(3) with the yarn after the oven dry in the above-mentioned steps, be arranged in parallel,, be dispersed into wide and straight monofilament strip material through behind the tension link;
(4) unreel the thermoplastic resin membrane by unwinding device, with the alternately laminated lay of monofilament strip material that makes in the above-mentioned steps;
(5) when the thermoplastic resin membrane unreels, control baking oven heating-up temperature is in 190～250 ℃ of scopes, with the monofilament strip material by entering baking oven simultaneously with the thermoplastic resin membrane and heat through compiling tenter device, be coated on the fabric strip after thermoplastic resin membrane's fusion, 210～250 ℃ of control hot pressing temperatures, pressure 1～2MPa, time 10～30S, by the stack continuous rolling, evenly flood the monofilament strip material, the tension force of control yarn, the overlapped in proportion laying of yarn that fibre finishes will be opened up, axial continuous fiber wire harness of every laying is laid one deck resin film in succession and is got the sheet material preform, guarantees that each axial shop yarn of preform becomes net spee and machine track pace to be consistent;
(6) the control temperature will import the chill roll pressure device through the fibre sheet material that makes in the above-mentioned steps (5) at 40～50 ℃, make material cooled below vitrification point, and the spacing of two rollers is controlled the thickness of sheet material about the adjusting chill roll;
(7) sheet material that makes in the above-mentioned steps (6) is reduced to normal temperature after, import traction wrap-up side cut coiling and molding;
(8) with upper surface, top layer and the final board dimension requirement carrying out of sandwich layer cutting down, enter laminating machine behind the lamination, the control hot pressing temperature is at 170～250 ℃, carry out thermal treatment zone hot pressing in pressure 0.5～2Mpa scope, time 10～30S, after the hot pressing, controlled pressure is sent into the cooling zone typing of colding pressing in 1～2Mpa scope;
In the such scheme, the purpose of step (1) is with the parallel expansion of yarn, the yarn that launches is carried out preheating through step (2), yarn after the preheating is arranged in parallel, through behind the tension link, be dispersed into wide and straight monofilament band shape, uniformity for the thickness that guarantees final products, tension link is by regulating the angle that fiber contacts with rod member, reach the purpose that yarn is dispersed into monofilament, through step (4) thermoplastic resin membrane is unreeled, simultaneously, tension force by flexible automatically automatically controlled tentering control device control yarn, the overlapped by a certain percentage laying of yarn that fibre finishes will be opened up, guarantee each yarn zero shift in the process of deployment, each axial continuous fiber wire harness is laid successively by technology, axial continuous fiber wire harness of every laying is laid one deck resin film in succession and is got the sheet material preform, guarantee that each axial shop yarn of preform becomes net spee and machine track pace to be consistent, carry out tentering roll-in melt impregnation through step (5), be the surfacing that makes the fibre sheet material behind the dipping and smooth, cool off roll-in through step (6), typing, the chill roll pressure device that uses in the step (6) is made up of two rollers, control the thickness of final sheet material by the spacing of two rollers about regulating, logical cooling water in the roller, cooled sheet material passes through air-cooled or water-cooled again, after the temperature of material is reduced to normal temperature, import traction wrap-up side cut coiling and molding, made top layer up and down through above-mentioned steps.Sandwich layer is selected from cellular thermoplastic plate, thermoplastic foam core, require also can lay the unordered felt that glass fiber mixes with the thermoplastic resin fibre according to core, after top layer and sandwich layer are pressed the cutting of sheet material dimensional requirement up and down, lamination enters laminating machine to carry out hot pressing, colds pressing, and promptly obtains the composite board of corresponding specification.
Beneficial effect of the present invention is: compares with existing domestic and international technology, and preparation method provided by the invention, its product adopts slabbed construction, can the cutting assembly unit, the top layer had enough intensity about glass fiber strengthened, and the number of turnover of use can reach more than 50 times, and stronger corrosion resistance is arranged; By the thickness and the surface finish of laminating machine control composite material building mould board, its construction quality height, density is far below steel form, product thickness deviation＜0.1mm.The composite material building mould board surface is little to concrete adhesive power, is easy to the demoulding, is beneficial to pour into a mould out smooth metope.Adopt comb core can reduce the deadweight of sheet material, be convenient to on-site consolidation and transportation, reduce the coefficient of thermal conductivity of template system, have good incubation and thermal insulation function, be beneficial to winter construction.Simultaneously,, can in time repair after the generation slight damage, effectively improve the application life of template based on the layer structure setting of composite material template.
Description of drawings
Fig. 1 is a process chart of the present invention;
Fig. 2 is a structural representation of the present invention;
1 is upper epidermis, and 2 is sandwich layer, and 3 are following top layer.
The specific embodiment
Below in conjunction with specific embodiment, the present invention is done detailed description.
Referring to Fig. 1, Fig. 2, callable composite material building mould board comprises upper epidermis 1, following top layer 3 and sandwich layer 2; Described upper epidermis 1, following top layer 3 are composited by 40% thermoplastic resin and 60% glass fabric;
Thermoplastic resin is selected the PP material for use;
Glass fabric is selected the WARP-KNITTING material for use;
Above-mentioned upper epidermis 1, following top layer 3 thickness are 10mm, and sandwich layer 2 thickness are 5mm.
The manufacture method of above-mentioned callable composite material building mould board comprises the steps:
The preparation on upper and lower top layer:
(1) yarn is installed on the creel, draws from creel, by the uniformity of tension-adjusting gear control tension force, the stability when guaranteeing yarn unwinding and being arranged in parallel;
(2) control oven temperature in 200 ℃ of scopes, yarn is sent in the baking oven heated, to remove the moisture that contains in the yarn;
(3) with the yarn after the oven dry in the above-mentioned steps, be arranged in parallel,, be dispersed into wide and straight monofilament strip material through behind the tension link;
(4) unreel the thermoplastic resin membrane by unwinding device, with the alternately laminated lay of monofilament strip material that makes in the above-mentioned steps;
(5) when the thermoplastic resin membrane unreels, control baking oven heating-up temperature is in 190 ℃ of scopes, with the monofilament strip material by entering baking oven simultaneously with the thermoplastic resin membrane and heat through compiling tenter device, be coated on the fabric strip after thermoplastic resin membrane's fusion, 210 ℃ of control hot pressing temperatures, pressure 1MPa, time 10S, by the stack continuous rolling, evenly flood the monofilament strip material, the tension force of control yarn, the overlapped in proportion laying of yarn that fibre finishes will be opened up, axial continuous fiber wire harness of every laying is laid one deck resin film in succession and is got the sheet material preform, guarantees that each axial shop yarn of preform becomes net spee and machine track pace to be consistent;
(6) the control temperature will import the chill roll pressure device through the fibre sheet material that makes in the above-mentioned steps (5) at 40 ℃, make material cooled below vitrification point, and the spacing of two rollers is controlled the thickness of sheet material about the adjusting chill roll;
(7) sheet material that makes in the above-mentioned steps (6) is reduced to normal temperature after, import traction wrap-up side cut coiling and molding;
(8) core material is selected from the PP cellular board, and thickness is 5mm;
(9) upper surface, following top layer and sandwich layer are carried out cutting by final board dimension requirement, enter laminating machine behind the lamination, the control hot pressing temperature is at 170 ℃, enter thermal treatment zone hot pressing in the pressure 0.5Mpa scope, time 10S, after the hot pressing, controlled pressure enters the cooling zone typing of colding pressing in the 1Mpa scope;
Referring to Fig. 1, Fig. 2, callable composite material building mould board comprises upper epidermis, following top layer and sandwich layer; Described upper epidermis, following top layer are composited by 40% thermoplastic resin and 60% glass fabric;
Thermoplastic resin is selected the PET material for use;
Glass fabric is selected the one-way fabric material for use;
Above-mentioned upper epidermis, following skin depth are 8mm, and core layer thickness is 15mm.
The manufacture method of above-mentioned callable composite material building mould board comprises the steps:
The preparation on upper and lower top layer:
(1) yarn is installed on the creel, draws from creel, by the uniformity of tension-adjusting gear control tension force, the stability when guaranteeing yarn unwinding and being arranged in parallel;
(2) control oven temperature in 300 ℃ of scopes, yarn is sent in the baking oven heated, to remove the moisture that contains in the yarn;
(3) with the yarn after the oven dry in the above-mentioned steps, be arranged in parallel,, be dispersed into wide and straight monofilament strip material through behind the tension link;
(4) unreel the thermoplastic resin membrane by unwinding device, with the alternately laminated lay of monofilament strip material that makes in the above-mentioned steps;
(5) when the thermoplastic resin membrane unreels, control baking oven heating-up temperature is in 250 ℃ of scopes, with the monofilament strip material by entering baking oven simultaneously with the thermoplastic resin membrane and heat through compiling tenter device, be coated on the fabric strip after thermoplastic resin membrane's fusion, 250 ℃ of control hot pressing temperatures, pressure 12MPa, time 30S, by the stack continuous rolling, evenly flood the monofilament strip material, the tension force of control yarn, the overlapped in proportion laying of yarn that fibre finishes will be opened up, axial continuous fiber wire harness of every laying is laid one deck resin film in succession and is got the sheet material preform, guarantees that each axial shop yarn of preform becomes net spee and machine track pace to be consistent;
(6) the control temperature will import the chill roll pressure device through the fibre sheet material that makes in the above-mentioned steps (5) at 50 ℃, make material cooled below vitrification point, and the spacing of two rollers is controlled the thickness of sheet material about the adjusting chill roll;
(7) sheet material that makes in the above-mentioned steps (6) is reduced to normal temperature after, import traction wrap-up side cut coiling and molding;
(8) core material is selected from the PET foam core material, and thickness is 15mm;
(9) upper surface, following top layer and sandwich layer are carried out cutting by final board dimension requirement, enter laminating machine behind the lamination, the control hot pressing temperature is at 220 ℃, enter thermal treatment zone hot pressing in the pressure 1Mpa scope, time 15S is after the hot pressing, controlled pressure enters the cooling zone typing of colding pressing in the 1Mpa scope.
Claims (6)
1. callable composite material building mould board is characterized in that: comprise upper epidermis, following top layer and sandwich layer;
Described upper epidermis, following top layer are composited by thermoplastic resin and glass fabric;
Described sandwich layer is selected for use: no glass fiber, or mixed the cellular thermoplastic plate of glass fiber, or thermoplastic expanded plate, or mixed a kind of in the glass fibers felt of thermoplastic fibre;
By weight percentage, described thermoplastic resin is 40～60%, glass fabric is 60～40%;
Above-mentioned upper epidermis, following skin depth are 0.1～10mm, and core layer thickness is 3～15mm.
2. callable composite material building mould board according to claim 1 is characterized in that: described thermoplastic resin is selected from one or more in polyolefin resin, thermoplastic polyester resin, polyamide-based resin, polycarbonate resin or other resins for universal use.
3. callable composite material building mould board according to claim 1 is characterized in that: described glass fabric is selected from woven fabric, stitch bonded fabrics, WARP-KNITTING, one-way fabric and their various combinations etc.
4. callable composite material building mould board according to claim 1 is characterized in that: the form of described thermoplastic resin can be powder, fiber or expanded material.
5. callable composite material building mould board according to claim 2 is characterized in that, preferred PP of described polyolefin resin or PE; The preferred PET of thermoplastic polyester resin, PBT, PTT; The preferred nylon 6 of polyamide-based resin, nylon 66, nylon 12, nylon 1212; The preferred PVC of resins for universal use, ABS, PS, HIPS.
6. the manufacture method of above-mentioned callable composite material building mould board comprises the steps:
The preparation on upper and lower top layer:
(1) yarn is installed on the creel, draws from creel, by the uniformity of tension-adjusting gear control tension force, the stability when guaranteeing yarn unwinding and being arranged in parallel;
(2) control oven temperature in 200 ℃～300 ℃ scopes, yarn is sent in the baking oven heated, to remove the moisture that contains in the yarn;
(3) with the yarn after the oven dry in the above-mentioned steps, be arranged in parallel,, be dispersed into wide and straight monofilament strip material through behind the tension link;
(4) unreel the thermoplastic resin membrane by unwinding device, with the alternately laminated lay of monofilament strip material that makes in the above-mentioned steps;
(5) when the thermoplastic resin membrane unreels, control baking oven heating-up temperature is in 190～250 ℃ of scopes, with the monofilament strip material by entering baking oven simultaneously with the thermoplastic resin membrane and heat through compiling tenter device, be coated on the fabric strip after thermoplastic resin membrane's fusion, 210～250 ℃ of control hot pressing temperatures, pressure 1～2MPa, time 10～30S, by the stack continuous rolling, evenly flood the monofilament strip material, the tension force of control yarn, the overlapped in proportion laying of yarn that fibre finishes will be opened up, axial continuous fiber wire harness of every laying is laid one deck resin film in succession and is got the sheet material preform, guarantees that each axial shop yarn of preform becomes net spee and machine track pace to be consistent;
(6) the control temperature will import the chill roll pressure device through the fibre sheet material that makes in the above-mentioned steps (5) at 40～50 ℃, make material cooled below vitrification point, and the spacing of two rollers is controlled the thickness of sheet material about the adjusting chill roll;
(7) sheet material that makes in the above-mentioned steps (6) is reduced to normal temperature after, import traction wrap-up side cut coiling and molding;
(8) with upper surface, top layer and the final board dimension requirement carrying out of sandwich layer cutting down, enter laminating machine behind the lamination, the control hot pressing temperature is at 170～250 ℃, carry out thermal treatment zone hot pressing in pressure 0.5～2Mpa scope, time 10～30S, after the hot pressing, controlled pressure is sent into the cooling zone typing of colding pressing in 1～2Mpa scope.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615839A (en) * | 2012-03-27 | 2012-08-01 | 华东理工大学 | Continuous fiber reinforced thermoplastic prepreg tape braided fabric and continuous fiber reinforced thermoplastic prepreg tape plate preparation method |
| CN103302927A (en) * | 2012-03-08 | 2013-09-18 | 上海杰事杰新材料(集团)股份有限公司 | Composite material for container base plate and preparation method thereof |
| CN105799281A (en) * | 2016-03-10 | 2016-07-27 | 福建海源新材料科技有限公司 | Double-sided fiber cloth foam sandwich board for building template roof and preparation technique thereof |
| CN106273555A (en) * | 2016-08-05 | 2017-01-04 | 振石集团华美新材料有限公司 | A kind of high glass fiber content continuous fiber reinforced thermoplastic material, Preparation equipment and preparation method thereof |
| CN108237747A (en) * | 2016-12-26 | 2018-07-03 | 上海杰事杰新材料(集团)股份有限公司 | A kind of hard stab-resistant material and preparation method thereof |
| CN109651703A (en) * | 2018-12-11 | 2019-04-19 | 陕西固安塑业科技有限公司 | A kind of fire-retardant hollow plastic building template of superficial layer foaming |
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| CN101538934A (en) * | 2009-03-27 | 2009-09-23 | 苏州格瑞特格栅有限公司 | Thermoplastic composite material building template and preparation process thereof and special equipment |
| KR20110024418A (en) * | 2009-09-02 | 2011-03-09 | (주)폴머 | Fiber laminated plastic foam and manufacturing method theoreof |
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| JPH0893217A (en) * | 1994-09-28 | 1996-04-09 | Shoei Kagaku Kogyo Kk | Plate body for concrete form |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302927A (en) * | 2012-03-08 | 2013-09-18 | 上海杰事杰新材料(集团)股份有限公司 | Composite material for container base plate and preparation method thereof |
| CN102615839A (en) * | 2012-03-27 | 2012-08-01 | 华东理工大学 | Continuous fiber reinforced thermoplastic prepreg tape braided fabric and continuous fiber reinforced thermoplastic prepreg tape plate preparation method |
| CN105799281A (en) * | 2016-03-10 | 2016-07-27 | 福建海源新材料科技有限公司 | Double-sided fiber cloth foam sandwich board for building template roof and preparation technique thereof |
| CN106273555A (en) * | 2016-08-05 | 2017-01-04 | 振石集团华美新材料有限公司 | A kind of high glass fiber content continuous fiber reinforced thermoplastic material, Preparation equipment and preparation method thereof |
| CN108237747A (en) * | 2016-12-26 | 2018-07-03 | 上海杰事杰新材料(集团)股份有限公司 | A kind of hard stab-resistant material and preparation method thereof |
| CN109651703A (en) * | 2018-12-11 | 2019-04-19 | 陕西固安塑业科技有限公司 | A kind of fire-retardant hollow plastic building template of superficial layer foaming |
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| Publication number | Publication date |
|---|---|
| CN102296805B (en) | 2013-09-11 |
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