CN101538912B - Metal faced sandwich composite board and manufacturing method thereof - Google Patents
Metal faced sandwich composite board and manufacturing method thereof Download PDFInfo
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- CN101538912B CN101538912B CN 200910064538 CN200910064538A CN101538912B CN 101538912 B CN101538912 B CN 101538912B CN 200910064538 CN200910064538 CN 200910064538 CN 200910064538 A CN200910064538 A CN 200910064538A CN 101538912 B CN101538912 B CN 101538912B
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- composite board
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- polyurethane
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- 239000002131 composite material Substances 0.000 title claims abstract description 89
- 239000002184 metal Substances 0.000 title claims abstract description 80
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000004814 polyurethane Substances 0.000 claims abstract description 22
- 229920002635 polyurethane Polymers 0.000 claims abstract description 17
- 238000005187 foaming Methods 0.000 claims abstract description 14
- 229920006327 polystyrene foam Polymers 0.000 claims description 25
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 20
- 239000011496 polyurethane foam Substances 0.000 claims description 20
- 239000003063 flame retardant Substances 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 10
- 238000007711 solidification Methods 0.000 claims description 10
- 230000008023 solidification Effects 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 229920006248 expandable polystyrene Polymers 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 2
- 239000011265 semifinished product Substances 0.000 abstract 3
- 239000004088 foaming agent Substances 0.000 abstract 2
- 239000011162 core material Substances 0.000 description 59
- 239000000463 material Substances 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000013329 compounding Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 3
- 239000011490 mineral wool Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000010454 slate Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The invention relates to a metal faced sandwich composite board and a manufacturing method thereof. The composite board comprises two metal panels and a sandwich layer arranged between the two metal face panels. The main body of the sandwich layer between two interfaces is a preformed core board and the parts of the sandwich layer at the two interfaces are polyurethane cores. The manufacturing method comprises the following steps: The upper and lower metal panels of the core board are compounded to obtain a semi-finished product of a composite board; the semi-finished product of a composite board is reserved with polyurethane foaming space positioned at the interfaces; polyurethane foaming agent is filled inside the polyurethane foaming space of the semi-finished product of a composite board; polyurethane core interfaces are formed after being formed and solidified. The main body of the sandwich layer is made from the core board, which reduces composite cost of the composite board, the joints are cured by the filled PU foaming agent, thus greatly improving strength, cohesive strength and filling saturation of the composite board joint based on a single EPS composite board, the joints are designed to be easily combined with actual engineering, and the composite board has high performance price ratio.
Description
Technical field
The present invention relates to a kind of metal faced sandwich composite board and production method thereof.
Background technology
Mostly the core of traditional metal face sandwich composite board is homogenous material; Like polyurethane core (being called for short the PU core), polystyrene foam plate core (being called for short the EPS core) or rock wool core materials etc.; The sandwich composite board of various cores all differs from one another on performance, but respectively weak point is arranged, for example; Though have characteristics such as uniform in foaming, densification, adhesion strength height between the double layer of metal panel for the sandwich composite board of PU core; But because it is higher to produce the prices of raw and semifnished materials of PU core, cause the price of sandwich composite board of this core higher, further cause utilizing the cost of sandwich composite board construction of buildings higher; Though and be sandwich composite board core on the low side of EPS or rock wool core materials between the double layer of metal panel; But because this type of core adopts prefabrication system more; Causing core to locate and take interface in the composite plate abnormal shape is difficult to handle; Effective big slit between the core is easy to generate cold bridge when plate and plate overlap joint, has reduced application life; In addition, it is lower that EPS or rock wool core materials self properties of materials has determined that also composite plate is taken the intensity of interface, though at present the employing changes overlapping mode and strengthen its intensity more, effect is not fairly obvious.
Summary of the invention
The purpose of this invention is to provide a kind of not only had lower integrated cost, composite plate overlap joint mouthful but also have the metal faced sandwich composite board of higher-strength simultaneously.Simultaneously, the present invention also provides the production method of this metal faced sandwich composite board.
For realizing first purpose; The present invention adopts following technical scheme: a kind of metal faced sandwich composite board; Comprise two metal deckings and be located at the laminboard layer between two metal deckings; Composite plate is the overlap joint mouth in the both sides of width; The main part of laminboard layer between said two overlap joints mouthful is prefabricated profiled core plate, and the overlap joint mouth encirclement portion that the two sides of the width of core plate and two metal deckings stretch out core plate respective side constitutes the polyurethane foam space, laminboard layer two take interface part be through filling in the polyurethane core of the polyurethane foams foamed solidification moulding in said foaming space.
Said core plate is a polystyrene foam plate.
Said polystyrene foam plate is the flame retardant polystyrene foam plate.
The unit weight of said polystyrene foam plate is 18kg/m
3--28kg/m
3, said two metal deckings are the metal decking of pure flat shape.
The production method of metal faced sandwich composite board of the present invention may further comprise the steps:
A is compound with prefabricated profiled core plate and upper and lower metal decking; Obtain the composite plate semiproduct; The composite plate semiproduct are reserved with the polyurethane foam space at the interface of taking of width both sides, and said foaming space is made up of the overlap joint mouth encirclement portion that the two sides and two metal deckings of the width of core plate stretch out core plate respective side;
B fills in polyurethane foams in the half-finished polyurethane foam of above-mentioned composite plate space, behind foamed solidification, form polyurethane core overlap joint mouth, obtains metal faced sandwich composite board.
Upper and lower metal decking among the step a is obtained through roll-forming by flat raw material plate respectively, said two metal deckings overlap joint mouthful encirclement portion moulding in the roll-in process.
Core plate among the step a adopts polystyrene foam plate.
Said polystyrene foam plate is by fire-retardant expandable polystyrene particle foaming.
The unit weight of said polystyrene foam plate is 18kg/m
3--28kg/m
3, said two metal deckings are the metal decking of pure flat shape.
The metal faced sandwich composite board that utilizes production method provided by the invention to produce; It is the polyurethane core that its laminboard layer is taken interface in composite plate, and the main part between two overlap joints mouthful is prefabricated profiled core plate, the composite plate of the mixing core that two kinds of materials are formed; Can reduce the integrated cost of composite plate; Can improve the design and the mechanical property of composite plate overlap joint mouth again, high cost performance is arranged, can better satisfy the building demand.Composite plate overlap joint mouth is owing to adopt a mode of filling the moulding of PU foamed solidification to form polyurethane core overlap joint mouth; Composite plate is had greatly improved in aspect single relatively EPS core composite plates such as taking the intensity of interface, adhesion strength and filling saturation ratio; The design of overlap joint mouth is easier to combine with engineering is actual, for example, can be designed to having of interpolation type and stitch overlap joint mouth and seamless overlap joint overlap joint mouth; Not only overlap tightly between plate and plate, and have decorative effect.
Among the present invention, the core plate can be selected for use according to actual needs flexibly, all can use like prefabricated profiled core plates such as polystyrene foam plate or rock cotton board, thereby can better meet the needs in market.
In addition, core plate employing unit weight is 18kg/m
3--28kg/m
3The flame retardant polystyrene foam plate after; Can realize of the requirement of the composite plate of slate face to core intensity; Two metal deckings can be without embossing or beadings and are directly adopted the panel of pure flat shape and core plate to carry out compound; The composite plate of producing like this with mixing core and slate face is a kind of new composite plate pattern; This plate had both had low cost of production, can realize different overlap joint effects like a cork through different overlap joint mouth designs again, reached and adopted implemented with low cost to beautify the purpose of system engineering.
Description of drawings
Fig. 1 is the structural representation of metal faced sandwich composite board of the present invention;
Fig. 2 is the structural representation that Fig. 1 adopts the seam overlapping mode in use;
Fig. 3 is the structural representation that Fig. 1 adopts seamless overlapping mode in use.
The specific embodiment
Shown in Figure 1 is metal faced sandwich composite board of the present invention; This composite plate comprises two metal deckings 1,2 and is located at the laminboard layer between two metal deckings; Composite plate is the overlap joint mouth in the both sides of width; The main part of laminboard layer between said two overlap joint mouths is prefabricated profiled core plate 3; The overlap joint mouth encirclement portion that the two sides of the width of core plate 3 and two metal deckings stretch out core plate respective side constitutes the polyurethane foam space, laminboard layer two take interface part for through filling in the polyurethane core 4 of the polyurethane foams foamed solidification moulding in said foaming space.
During practical implementation, metal decking 1,2 can adopt color painted steel strip or colour printed steel plate to make, and core plate 3 can be selected the sheet material of unlike material, for example polystyrene foam plate, rock cotton board etc. according to user's demand for use.When adopting polystyrene foam plate, can also adopt the polystyrene foam plate that possesses fire resistance according to fire protection requirement, the composite plate of producing like this can be used to have the building field of fire protection requirement; In order to make the house that adopts this composite plate to build have the different appearance effect; Before compound, can carry out different processing to metal decking plate face, like embossing, beading etc.; It can certainly be the flat panel that does not carry out handling; In addition, the two ends of composite plate can also be selected different overlap joint mouth structures for use, so that form different seam effects in composite plate overlap joint back.
Shown in Figure 1 is to adopt the metal decking of pure flat shape and the metal faced sandwich composite board that the flame retardant polystyrene foam plate is constituted, and in order to guarantee the pure flat effect of this composite plate, the unit weight of its flame retardant polystyrene foam plate adopts 18kg/m
3--28kg/m
3A kind of in the scope, specifically according to the appearance and the functional performance that will reach decide, need the higher employing of intensity such as 25kg/m
3, 28kg/m
3Unit weight, need intensity to hang down the employing 18kg/m of some
3Unit weight, what needs were moderate then can adopt 20kg/m
3Perhaps 22kg/m
3; In this composite plate; The metal decking that is adopted is by the color painted steel strip roll-forming; The two ends of the upper and lower metal decking after roll-in have corresponding access node structure; The flame retardant polystyrene foam plate is by colorful flame-retardant expandable polystyrene particle foaming, its oxygen index (OI)>=32%, and fire-protection rating can reach national B1 level.In adopting, inserts in the overlap joint mouth of this composite plate overlapping mode; Seam overlap joint (shown in Figure 2) (referring to Ornamental Stitching) and seamless overlap joint (shown in Figure 3) can have been realized; To realize the purpose of beautifying constructure overall appearance effect, the composite plate of this overlap joint mouth structure is particularly useful for metope horizontally-arranged plate mode.
The production method of metal faced sandwich composite board of the present invention may further comprise the steps:
A is compound with prefabricated profiled core plate and upper and lower metal decking; Obtain the composite plate semiproduct; The composite plate semiproduct are reserved with the polyurethane foam space at the interface of taking of width both sides, and said foaming space is made up of the overlap joint mouth encirclement portion that the two sides and two metal deckings of the width of core plate stretch out core plate respective side;
B fills in polyurethane foams in the half-finished polyurethane foam of above-mentioned composite plate space, behind foamed solidification, form polyurethane core overlap joint mouth, obtains metal faced sandwich composite board.
Automatic continuous production technological process with metal faced sandwich composite board shown in Figure 1 is an example below, specifies production method of the present invention.
The continuous production processes flow process of the pure flat metal faced sandwich composite board that is made up of the metal decking and the flame retardant polystyrene foam plate of pure flat shape mainly is divided into four-stage, and each stage thes contents are as follows:
1,, forms upper and lower metal decking with abnormity overlap joint mouth structure to the color painted steel strip roll-forming
At first two volume color painted steel strips are installed on the correspondence position of uncoiler; When machine started, color coil of strip rotated, and flat steel plate gets into forming machine; Through the running roller on the forming machine color painted steel strip is carried out roll-in; Make its moulding, the upper and lower metal decking that obtains after the moulding is pure flat shape plate face, and its both sides on width are overlap joint mouthful encirclement portion through the roll-in aftershaping.
2, core plate and metal decking is compound
Through the upper and lower metal decking of forming machine moulding,, get into compounding machine through corresponding material supporting rack.Before getting into compounding machine, by glue-spraying spout the inner surface of upper and lower metal decking is sprayed glue, and glue is coated with evenly.The core plate puts in place with speed simultaneously; Upper and lower metal decking and core plate get into compounding machine simultaneously, carry out heated compoundedly through heating rod, through the running roller in the compounding machine upper and lower metal decking are pressed simultaneously; Make metal decking and core plate combine closely composite molding.When the composite core material plate; Should select the core plate of suitable width according to the width of institute's production composite plate for use; And the core plate placed on the metal decking preposition; Make the take interface of composite plate semiproduct in the both sides of width after compound reserve the polyurethane foam space, this foaming space is made up of the overlap joint mouth encirclement portion that the two sides and two metal deckings of the width of core plate stretch out core plate respective side.
The core plate that is adopted is the flame retardant polystyrene foam plate, and this plate is by colorful flame-retardant expandable polystyrene particle foaming, its oxygen index (OI)>=32%, and fire-protection rating can reach national B1 level, and the unit weight of this plate is selected 18kg/m as required
3--28kg/m
3In a kind of, specifically according to the appearance and the functional performance that will reach decide, need the higher employing of intensity such as 25kg/m
3, 28kg/m
3Unit weight, need intensity to hang down the employing 18kg/m of some
3Unit weight, what needs were moderate then can adopt 20kg/m
3Perhaps 22kg/m
3.
3, in the polyurethane foam space, fill in the polyurethane foams foamed solidification and form polyurethane core overlap joint mouth, obtain metal faced sandwich composite board
Be transported to the high-pressure foam compounding machine after the moulding of composite plate semiproduct; Movable both sides stopping means of installing in the high-pressure foam compounding machine and the same moved further of side block; In this space, inject polyurethane foams from the spray material port in the half-finished polyurethane foam of composite plate space; Space that said both sides stopping means and side block and core plate are surrounded forms a closed cavity, and the foamed solidification that the polyurethane of injection was carried out in this cavity 5-6 minute forms polyurethane overlap joint mouthful.
4, cutting, piling, packing
After the moulding of composite plate foamed solidification, through the numerical control sawing machine composite plate is set the cutting of size, the fixed length composite plate after the cutting is transported to automatic piler through material supporting rack; It is carried out piling; Get into automatic packaging machine through roller-way afterwards, it is packed, form finished product.
Above-mentioned whole production technological process is full-automatic production continuously, has effectively saved manpower and materials.In the phase I, can also set up coating processes, so that the external surface of metal decking is protected, the presentation quality of final finished is effectively ensured.Certainly; When implementing; Can also increase such as in-process such as overlay films according to the actual conditions of producing and hold the partial content that perhaps reduces such as stage, perhaps adopt production method semi-automatic, noncontinuity, can both produce the metal faced sandwich composite board of mixed type core of the present invention.This composite plate is a kind of novel structure, reliable, the sound insulation of overlap joint when using, insulation, building products with low cost, and this composite plate can be used as various types of building inside and outside wall plates and uses.
Claims (9)
1. metal faced sandwich composite board; Comprise two metal deckings and be located at the laminboard layer between two metal deckings; Composite plate is the overlap joint mouth in the both sides of width; It is characterized in that: the main part of laminboard layer between said two overlap joint mouths is prefabricated profiled core plate; The overlap joint mouth encirclement portion that the two sides of the width of core plate and two metal deckings stretch out core plate respective side constitutes the polyurethane foam space, laminboard layer two take interface part for through filling in the polyurethane core of the polyurethane foams foamed solidification moulding in said foaming space.
2. metal faced sandwich composite board according to claim 1 is characterized in that: said core plate is a polystyrene foam plate.
3. metal faced sandwich composite board according to claim 2 is characterized in that: said polystyrene foam plate is the flame retardant polystyrene foam plate.
4. according to claim 2 or 3 described metal faced sandwich composite boards, it is characterized in that: the unit weight of said polystyrene foam plate is 18kg/m
3--28kg/m
3, said two metal deckings are the metal decking of pure flat shape.
5. the production method of a metal faced sandwich composite board is characterized in that, may further comprise the steps:
A is compound with prefabricated profiled core plate and upper and lower metal decking; Obtain the composite plate semiproduct; The composite plate semiproduct are reserved with the polyurethane foam space at the interface of taking of width both sides, and said foaming space is made up of the overlap joint mouth encirclement portion that the two sides and two metal deckings of the width of core plate stretch out core plate respective side;
B fills in polyurethane foams in the half-finished polyurethane foam of above-mentioned composite plate space, behind foamed solidification, form polyurethane core overlap joint mouth, obtains metal faced sandwich composite board.
6. the production method of metal faced sandwich composite board according to claim 5; It is characterized in that: the upper and lower metal decking among the step a is obtained through roll-forming by flat raw material plate respectively, said two metal deckings overlap joint mouthful encirclement portion moulding in the roll-in process.
7. the production method of metal faced sandwich composite board according to claim 6 is characterized in that: the core plate employing polystyrene foam plate among the step a.
8. the production method of metal faced sandwich composite board according to claim 7, it is characterized in that: said polystyrene foam plate is by fire-retardant expandable polystyrene particle foaming.
9. according to the production method of claim 7 or 8 described metal faced sandwich composite boards, it is characterized in that: the unit weight of said polystyrene foam plate is 18kg/m
3--28kg/m
3, said two metal deckings are the metal decking of pure flat shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910064538 CN101538912B (en) | 2009-03-31 | 2009-03-31 | Metal faced sandwich composite board and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910064538 CN101538912B (en) | 2009-03-31 | 2009-03-31 | Metal faced sandwich composite board and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101538912A CN101538912A (en) | 2009-09-23 |
| CN101538912B true CN101538912B (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910064538 Expired - Fee Related CN101538912B (en) | 2009-03-31 | 2009-03-31 | Metal faced sandwich composite board and manufacturing method thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832004A (en) * | 2010-05-04 | 2010-09-15 | 孟扬 | Device for producing external wall thermal insulating decoration integrated sheet material |
| CN102873973B (en) * | 2012-10-11 | 2015-01-07 | 多维联合集团有限公司 | Edge sealing method of sandwich plate |
| CN103481591A (en) * | 2013-09-23 | 2014-01-01 | 山东圣泉化工股份有限公司 | Sandwich composite board with metal surfaces |
| CN106827609B (en) * | 2016-12-30 | 2018-08-28 | 东莞市佳乾新材料科技有限公司 | A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1502329A (en) * | 1976-10-08 | 1978-03-01 | Ellis Pearson & Co Ltd | Walls |
| JP2000213086A (en) * | 1999-01-28 | 2000-08-02 | Okamura Corp | Panel structure of partition, etc., and manufacture of panel |
| CN1613639A (en) * | 2004-09-23 | 2005-05-11 | 沈志伟 | Multi-purpose composite boards |
| EP1876313A2 (en) * | 2006-07-05 | 2008-01-09 | Andrell Investments Pty Ltd. | An extrusion for fixing cladding boards to a support structure |
| CN201050153Y (en) * | 2007-09-27 | 2008-04-23 | 杨军 | Heat preservation sound insulation plastic-aluminum composite decorative plate |
-
2009
- 2009-03-31 CN CN 200910064538 patent/CN101538912B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1502329A (en) * | 1976-10-08 | 1978-03-01 | Ellis Pearson & Co Ltd | Walls |
| JP2000213086A (en) * | 1999-01-28 | 2000-08-02 | Okamura Corp | Panel structure of partition, etc., and manufacture of panel |
| CN1613639A (en) * | 2004-09-23 | 2005-05-11 | 沈志伟 | Multi-purpose composite boards |
| EP1876313A2 (en) * | 2006-07-05 | 2008-01-09 | Andrell Investments Pty Ltd. | An extrusion for fixing cladding boards to a support structure |
| CN201050153Y (en) * | 2007-09-27 | 2008-04-23 | 杨军 | Heat preservation sound insulation plastic-aluminum composite decorative plate |
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