CN1565843A - Continuous production process of metal-phenol formaldehyde foam sandwich composite board - Google Patents
Continuous production process of metal-phenol formaldehyde foam sandwich composite board Download PDFInfo
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- CN1565843A CN1565843A CN 03112458 CN03112458A CN1565843A CN 1565843 A CN1565843 A CN 1565843A CN 03112458 CN03112458 CN 03112458 CN 03112458 A CN03112458 A CN 03112458A CN 1565843 A CN1565843 A CN 1565843A
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Abstract
A continuous production process for metal-phenolic foam sandwich composite board includes feeding the upper and lower metal boards, phenolic foam into the mould cavity, foaming the phenolic foam to bond it between the upper and lower metal boards, then cooling, cutting the composite board. Said mould cavity is composed of an upper magnetic roll, a lower magnetic roll, a left edge banding mechanism, and a right edge banding mechanism. The edge banding mechanism is composed of the metal board edge curling machine and metal overedging machine, the metal overedging machine connects to the metal pressing device. And the edge banding mechanism is a mould with moving pedrail which is composed of turn rollers and a pedrail, and the edge banding paper can enter the mould cavity to cling to the pedrail. The invention can produce different pressed composite boards in one time.
Description
Technical field
The present invention relates to the moulding process that metallic plate and phenolic foam sandwich form composite plate.
Background technology
Phenolic foam is owing to have minimum thermal conductivity factor, and optimum fire resistance is widely used as insulation foams, its oxygen index (OI) (OI)＞40, smoke density grade (SDR)＜8, temperature tolerance is good, in-196～180 ℃ of scopes, thermal conductivity factor 0.03w/m.k.In adiabatic building materials, be a dark horse as the three-layer composite board of surface layer and phenolic foam sandwich formation with metal, as be used for building roof, wall column, partition wall, floor, garage or the like.The production technology of this composite plate belongs to intermittent operation basically, as CN 1376579A disclosed " composite foam sandwich colour steel-phenolic aldehyde plate and production technology thereof ", be that color steel is placed on the upper and lower surface of typing in the die cavity, in 70～80 ℃ of following preheatings, the good phenol formaldehyde foam material that will foam then directly is sprayed between two color steels, add thermal finalization, form in 50～55 ℃ of following slakings, demouldings again.Intermittent operation, the production efficiency and the quality of production all can not get better performance.
Summary of the invention
Technical problem to be solved by this invention provides a kind of serialization and produces metal---the technology of phenolic foam sandwich composite plate, and the composite plate plyability that obtains is good.
The continuous production technology of metal of the present invention---phenolic foam sandwich composite plate, it is characterized in that metallic plate, following metallic plate enter forming cavity, the phenol formaldehyde foam foamed material enters forming cavity simultaneously and foams in forming cavity and be compound between upper and lower metallic plate, and composite plate obtains metal through supercooling, severing then---phenolic foam sandwich composite plate.
Described forming cavity is made of the forming cavity of composite plate a plurality of upward magnetic roll, a plurality of lower magnetic force roller, left side edge sealing mechanism, right side edge sealing mechanisms, last magnetic roll, lower magnetic force roller connect actuating unit respectively, last metallic plate, following metallic plate enter forming cavity and tightly invest magnetic roll, lower magnetic force roller surface respectively, and it is one that phenol formaldehyde foam enters forming cavity compound between last metallic plate and following metallic plate.
Forming cavity is the core component that obtains composite plate, and the present invention limits the thickness of composite plate by upper and lower magnetic roll, and left and right side edge sealing mechanism limits the width of composite plate.
The utilization magnetic roll can tightly be inhaled metallic plate on its surface, guarantees the flatness of composite plate, simultaneously in forming cavity during the foam-in-place phenol formaldehyde foam, avoids metallic plate to be out of shape because of swelling pressure, and during particularly production corrugated composite plate, its effect is more obvious.Magnetic roll can be permanent magnetic roll assembly of roll magnetic separator, also can adopt the electromagnetism roller.When metallic plate was not the plane, magnetic roll matched with the moulding of pressing the shape metallic plate.
After upper and lower metallic plate and phenolic foam sandwich were compound, its dual-side should be sealed phenolic foam sandwich with metal or paper material, and this is finished by edge sealing mechanism.The invention provides following two kinds of more preferred modes:
The one, edge sealing mechanism is become by the last metallic plate of composite plate, following metallic plate crimping machine and metal bound edge socket mechanisms, and metal bound edge socket machine connects bound edge metal crimp shape device.These equipment all belong to known equipment, the visible mode shown in Figure 5 of its edge sealing shape.The enforcement of this edge sealing mechanism is to implement before phenol formaldehyde foam enters forming cavity, it is with the first crimping of upper and lower metal-sheet edges in each side, other bound edge metal is plugged on crimping through pressing shape device " C " type that is pressed into, and has constituted forming cavity earlier with upper and lower metallic plate like this.The foam-in-place phenol formaldehyde foam gets final product in forming cavity.
The 2nd, edge sealing mechanism is a motion crawler belt mould, and motion crawler belt mould is made up of live-rollers and crawler belt, and edge sealing paper enters the composite plate forming cavity and tightly invests on the crawler belt.Live-rollers adopts a plurality of, can be the pattern of at least one drive roll and a plurality of driven vollers, and the one side at the contact foam will have enough live-rollers density, is unlikely to foam protuberance pressure and makes the crawler belt distortion, and crawler belt generally adopts steel band.The unreeling structure of corresponding strippable paper determines to put the chart speed degree according to the gravitation of crawler belt and the tractive force forward of upper and lower metallic plate, and strippable paper is tightly invested on the crawler belt, and foam bonds on the paper slip after swelling, thereby plays the effect of foam and the isolation of crawler belt mould.As required, live-rollers is set to the electric heating roll-type crawler belt is heated.
Last metallic plate, down metallic plate enter forming cavity be respectively successively through unreeling structure, press the shape roller to enter into forming cavity, when pressing the shape roller to adapt to composite plate to be a certain shape and be provided with,, need earlier metallic plate is pressed into corrugated as the corrugated composite plate.Because there are grease, dirt in the surface of metallic plate, can have influence on bonding with phenol formaldehyde foam, in the composite surface correspondence of metallic plate the electron bombardment machine is set metal sheet surface is handled,, improve the composite force of metallic plate and foam core to improve the surface tension of metallic plate.
At the arranged outside electrical heating elements of last metallic plate and following metallic plate, can be contact to the heating of metallic plate, can be radiant type also, be beneficial to the foaming of phenol formaldehyde foam.
The present invention is the production of serialization, phenol formaldehyde foam adopts the mode of foam-in-place, produce by foam device, foam device is successively by the basin A that fills expandable resin, blowing agent and other auxiliary agent with fill the basin B of curing agent, connect basin A respectively and revolve the chamber and revolve the shower nozzle composition that the chamber is connected with mixing with the mixing of basin B, shower nozzle is towards the top of composite plate forming cavity.
Next stage at the composite plate forming cavity sets gradually composite plate cooling device, cutting device, and cooling device is made up of last chill roll and following chill roll.Cooling device makes composite plate obtain the slaking of nature simultaneously, and cutting device cuts according to required size.The structure and the same prior art of the method for operation of cooling, cutting device, the mode of being put down in writing as CN2518676Y (PUR honeycomb cardboard compounding machine).Use in order in the construction occasion composite plate to be docked, the composite plate after the moulding can form one side at the right and left and be the convex rim of the mouth after obtaining cooling, Yi Bian be the socket form of the female mouth of spill, this all has known equipment to realize.
Advantage of the present invention:
Realized serialization production metallic plate-phenolic foam sandwich composite plate, and can disposablely produce the composite plates of various pressure shapes, composite effect is good, is easy to industrial applications.
Description of drawings
Fig. 1 is one of process flow diagram of the present invention;
Fig. 2 is two of a process flow diagram of the present invention;
Fig. 3 is the plan structure schematic diagram of Fig. 1 forming cavity edge sealing mechanism;
Fig. 4 is one of shape schematic diagram of Fig. 2 composite plate edge sealing;
Fig. 5 is the cross section structure schematic diagram of composite plate.
Among the figure: carrying rollers 7 mix and revolve on 8 forming cavities, 9 swaging rollers, the 10 electron bombardment machines 11 of chamber on the metallic plate 12 magnetic roll 24 lower magnetic force rollers, 25 live-rollers 26 crawler belts, 27 metallic plate crimping 28 bound edge metals, 29 metal crimpings and Wrapping apparatus 30 metal hemming edge swaging devices 31 bound edge metallic plate let off roll 32 phenolic foam sandwich on 22 times metallic plate let off roll 23 of metallic plate let off roll 13 shower nozzles, 14 chill roll 15 socket shaped devices, 16 cutting device 17 paper let off roll, 18 strippable paper 21 times metallic plates of 19 swaging rollers, 20 electron bombardment machines in the middle of 1 basin, 2 measuring pumps, 3 pipelines, 4 basins, 5 measuring pumps 6
The specific embodiment
As Fig. 1, Fig. 2, phenol formaldehyde foam is foam-in-place, is expandable resin, blowing agent in the basin 1, and basin 2 fills curing agent, and by weight ratio, the proportioning of foamed plastic is: expandable phenolic resin 100, curing agent P-TOLUENE SULFO ACID 99 15, blowing agent sodium carbonate 18.Material in basin 1 and the basin 2 revolves chamber 7 mixing through mixing, and enters forming cavity 8 through shower nozzle 13 and carries out free foaming.On the spraying direction, can use certain blast, increase the density and the uniformity of foam.
Forming cavity 8 is made up of last magnetic roll 23, lower magnetic force roller 24 on height (thickness of composite plate) direction, as shown in Figure 1 and Figure 2.(edge sealing mechanism) the one on width (width of composite plate) direction is made up of the motion mould of both sides as shown in Figure 3, and this motion mould is made up of live-rollers 25 and crawler belt 26, and the live-rollers arranging density of inboard (composite surface) is bigger; The 2nd, as shown in Figure 2, by known metal crimping and Wrapping apparatus 29 (two equipment, represent with a numbering among the figure) realize upper and lower metallic plate is formed crimping 27 at side, and bound edge metal 28 is plugged on crimping 27, the bound edge metal is to be pressed into " C " shape through pressure shape device 30, as shown in Figure 4.
With Fig. 1 is the example explanation, and composite plate is a corrugated.
According to the gap of magnetic roll 23 on the thickness setting of composite plate and lower magnetic force roller 24, upper and lower magnetic roll adopts the electromagnetism roller, and the while is according to the gap of width adjustment left and right sides edge sealing motion mould.
Processing, the pressure shape roller 9 of process electron bombardment machine 10 are pressed into corrugated to last metallic plate 11 successively, middle carrying roller 6 enters the surface that forming cavity also tightly invests magnetic roll 23; Following metallic plate enters the surface that forming cavity tightly invests lower magnetic force roller 24 through same process, and upper and lower magnetic roll matches with the shape of corrugated metallic plate respectively and spacing is set.In the both sides of upper and lower metallic plate heating being set respectively heats metallic plate.
Set the material injection of the speed of a motor vehicle and formation phenol formaldehyde foam makes a gesture of measuring according to density, the unit weight of composite plate.
Metallic plate and phenol formaldehyde foam are compound after the cooling of supercooling roller obtains the nature slaking, make the both sides of composite plate become concave, convex socket form respectively through socket shaped device 15, cut into certain size through cutting device 16.
Whole service process of the present invention, the live-rollers of motion mould connects power set, and it is active force that last magnetic roll, lower magnetic force roller, chill roll connect power set, and all the other are from power, and raw material are carried on each adjacent device passively.Utilization also can connect power set from the device of power.
Figure 5 shows that the cross section structure schematic diagram of composite plate, form three-layer composite structure by the metallic plate of both sides and middle phenolic foam sandwich 32, metallic plate forms color steel-phenolic foam sandwich composite plate as adopting color steel.
Claims (10)
- The continuous production processes of 1, metal---phenolic foam sandwich composite plate, it is characterized in that metallic plate, following metallic plate enter forming cavity, the phenol formaldehyde foam foamed material enters forming cavity simultaneously and foams in forming cavity and be compound between upper and lower metallic plate, and composite plate obtains metal through supercooling, severing then---phenolic foam sandwich composite plate.
- 2, production technology according to claim 1, it is characterized in that described forming cavity is made of a plurality of upward magnetic roll, a plurality of lower magnetic force roller, left side edge sealing mechanism, right side edge sealing mechanisms, last magnetic roll, lower magnetic force roller connect actuating unit respectively, last metallic plate, following metallic plate enter forming cavity and tightly invest magnetic roll, lower magnetic force roller surface respectively, and it is one that phenol formaldehyde foam enters forming cavity compound between last metallic plate and following metallic plate.
- 3, production technology according to claim 2 is characterized in that described edge sealing mechanism by last metallic plate, metallic plate crimping machine and metal bound edge socket mechanisms become down, and metal bound edge socket machine connects bound edge metal crimp shape device.
- 4, production technology according to claim 2 is characterized in that described edge sealing mechanism is a motion crawler belt mould, and motion crawler belt mould is made up of live-rollers and crawler belt, and edge sealing paper enters the composite plate forming cavity and tightly invests on the crawler belt.
- 5, production technology according to claim 4 is characterized in that described live-rollers is an electric roller.
- 6, production technology according to claim 1 is characterized in that at the arranged outside electrical heating elements of last metallic plate and following metallic plate foamed material being heated.
- 7, production technology according to claim 2 is characterized in that described magnetic roll is permanent magnetic roll assembly of roll magnetic separator or electromagnetism roller.
- 8, production technology according to claim 1 is characterized in that metallic plate, following metallic plate enter into forming cavity through unreeling structure, pressure shape roller respectively successively.
- 9, production technology according to claim 8, it is characterized in that metallic plate enters forming cavity before, the composite surface correspondence of metallic plate is provided with the electron bombardment machine and carries out surface treatment.
- 10, production technology according to claim 1, it is characterized in that described phenol formaldehyde foam material is expandable resin, blowing agent, curing agent or other auxiliary agent, phenol formaldehyde foam is produced by foam device, foam device is successively by the basin A that fills expandable resin, blowing agent and other auxiliary agent with fill the basin B of curing agent, connect basin A respectively and revolve the chamber and revolve the shower nozzle composition that the chamber is connected with mixing with the mixing of basin B, shower nozzle is towards the top of composite plate forming cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03112458 CN1565843A (en) | 2003-06-30 | 2003-06-30 | Continuous production process of metal-phenol formaldehyde foam sandwich composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03112458 CN1565843A (en) | 2003-06-30 | 2003-06-30 | Continuous production process of metal-phenol formaldehyde foam sandwich composite board |
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| Publication Number | Publication Date |
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| CN1565843A true CN1565843A (en) | 2005-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03112458 Pending CN1565843A (en) | 2003-06-30 | 2003-06-30 | Continuous production process of metal-phenol formaldehyde foam sandwich composite board |
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| CN (1) | CN1565843A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120381A (en) * | 2010-11-18 | 2011-07-13 | 马文志 | Method and device for continuously producing ultrathin stone polyurethane composite plates |
| CN102700139A (en) * | 2012-05-10 | 2012-10-03 | 无锡市威华机械有限公司 | Side edge sealing device for double-crawler machine |
| CN102848689A (en) * | 2012-09-04 | 2013-01-02 | 东莞加力特彩钢板风管有限公司 | Color steel plate production apparatus and color steel plate produced by the same |
| 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 |
| CN107718843A (en) * | 2017-11-01 | 2018-02-23 | 谢建华 | A kind of rolling apparatus and its rolling method of honeycomb fashion fire-retardant heat-insulation material |
| CN107901532A (en) * | 2017-11-29 | 2018-04-13 | 浙江康展新材料股份有限公司 | The processing technology of PE foaming metal composite plates |
| CN109434475A (en) * | 2018-09-27 | 2019-03-08 | 贵州锦程铝业科技有限公司 | A kind of PVG composite plate production system |
-
2003
- 2003-06-30 CN CN 03112458 patent/CN1565843A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120381A (en) * | 2010-11-18 | 2011-07-13 | 马文志 | Method and device for continuously producing ultrathin stone polyurethane composite plates |
| CN102120381B (en) * | 2010-11-18 | 2012-12-12 | 马文志 | Method and device for continuously producing ultrathin stone polyurethane composite plates |
| CN102700139A (en) * | 2012-05-10 | 2012-10-03 | 无锡市威华机械有限公司 | Side edge sealing device for double-crawler machine |
| CN102848689A (en) * | 2012-09-04 | 2013-01-02 | 东莞加力特彩钢板风管有限公司 | Color steel plate production apparatus and color steel plate produced by the same |
| CN102848689B (en) * | 2012-09-04 | 2015-09-09 | 东莞加力特彩钢板风管有限公司 | A kind of color steel process units and the color steel produced with it |
| 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 |
| CN107718843A (en) * | 2017-11-01 | 2018-02-23 | 谢建华 | A kind of rolling apparatus and its rolling method of honeycomb fashion fire-retardant heat-insulation material |
| WO2019085766A1 (en) * | 2017-11-01 | 2019-05-09 | 谢建华 | Pressing apparatus for fireproof and thermally insulating honeycomb material and pressing method thereof |
| CN107901532A (en) * | 2017-11-29 | 2018-04-13 | 浙江康展新材料股份有限公司 | The processing technology of PE foaming metal composite plates |
| CN109434475A (en) * | 2018-09-27 | 2019-03-08 | 贵州锦程铝业科技有限公司 | A kind of PVG composite plate production system |
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