CN100349715C

CN100349715C - Reducing capacity method for bubbly plastic cement

Info

Publication number: CN100349715C
Application number: CNB021430950A
Authority: CN
Inventors: 陈清溪
Original assignee: ATUNAS Co Ltd
Current assignee: ATUNAS Co Ltd
Priority date: 2002-09-28
Filing date: 2002-09-28
Publication date: 2007-11-21
Anticipated expiration: 2022-09-28
Also published as: CN1485192A

Abstract

The present invention relates to a processing method of volume reduction for foaming plastics, which utilizes a conveying device to carry out continuous production work. Foaming plastic waste materials are blown by hot air and are heated to form a molten state by the processing methods of material filling, heating, compression and cooling, and the foaming plastic crushed materials are mutually and tightly bonded and shaped by the procedures of compression and cooling to obtain a regenerative foaming plate so as to promote the utilization of industrial regenerative resources.

Description

Foamed plastic subtracts the treating apparatus of appearance

Technical field

Invention is relevant with a kind of processing of plastic cement, be meant that especially a kind of discarded foamed plastic is pulverized be cut into broken shape, be filled in one and have in the mould of perforation, progressively carry out the segmentation that hot blast blows and push and handle continuously, subtract the effect of holding regeneration so that waste foamed plastic cement to be provided through carrying.

Background technology

The consciousness of convenient life is now gradually paid attention to, many needs use the plasthetics of petrochemical industry in the daily life, the daily necessities covering scope of this type is extensive, and domestic have many foamed plastics manufacturing works at present, it is of a great variety that it engages in the goods of making relevant foamed plastic, for example EVA foamed shoe sole, foamed plastic ground cushion, floating plate in water, toy ornaments, buffering equipment or resistance to compression are incubated equipment etc., and this based article has the characteristic of high degree external force resistance, the effect of available buffer bump; And the feature that can isolate nature energy such as heat energy, aqueous vapor or sound; Moreover, foamed plastic can be liked according to the user and comes design colours to change, so the value of this based article is extensive really, and more than exemplify common articles for use in life and only be the small scope in the foamed plastic series products, the scope of application of the relevant articles for use of all the other each industrial and commercial industries is extensive especially, it serves to show the importance of foamed plastic product.

But, these type of foamed plastic goods are that the petrochemistry polymerizable raw material is converted, tellurian now petroleum resources storage reduces day by day, under the situation of resource-constrained, is a test greatly in fact to the production of foamed plastic, it is to produce this based article that present industry still has many, with EVA foamed plastic sole is example, and its manufactured goods have not perishable decomposition, and combustion process can produce noxious materials such as dioxin in addition, and then damage the ozone layer harm earth environment and biological healthy worry.

Industrial circle is for the exploitation of foamed plastic method for treatment of waste material at present, the most traditional method is the method for burying, but through its bulky difficult again decomposition of the plastic cement after the foaming and intumescing, under the size condition of limited of landfill site quantity and space now, the method of burying certainly will can't receiving volume huge foamed plastic waste material like this, so the difficulty that the method for burying is implemented is in fact for predicting.

Another kind of conventional method, be to adopt the incineration method plastic cement that reduces foaming, the method is to utilize elevated temperature heat to melt the mode of decomposing, its major defect is: make plastic cement completing combustion totally, the temperature of its burning must reach the high temperature more than 1000 ℃, the process of incinerating no doubt the heat energy of recyclable part for utilizing again, right its usable economic benefit is limited, and the plastic cement waste material also can cause carbon monoxide, dioxin or nitrogen oxide etc. to be detrimental to health under high-temp combustion and destroy the noxious material of environment, and this causes the maximum worried of environmental disruption for the incineration method.

Recently, relevant industry is with crushed froth breaking and stir mixing of foamed plastic waste material, and utilize once more by new blowing agent or the interface stalemate agent that mixes predetermined ratio, its basic fundamental and processing procedure all are similar to the fabrication schedule that completely newly foams, and its major defect is:

Since need to consume cost of labor in the crushing froth breaking of old waste material and foaming virgin material mix numerous and diverse program such as stirring, it is produced to utilize again and is only applicable to the limited-production manufacturing, so utilize its efficient of mode limited again, in fact non-industry can generally admit the technology of use.

At above-mentioned defective, the inventor is through thinking in detail, and the long-pending research and development experience of being engaged in relative article for many years, creates technical scheme of the present invention eventually.

Summary of the invention

Main purpose of the present invention provides the treating apparatus that a kind of foamed plastic subtracts appearance, it is to transmit operation with a conveying device, conveyer belt top in conveying device is provided with a plurality of moulds, make its processing procedure in regular turn through processing procedures such as a filler step, heating steps, compression and cooling steps, by a grouping continuous processing procedure of segmentation progressively, obtain the foaming plate of regeneration, reach the purpose of at low cost the foamed plastic waste recovery being utilized again.

Secondary objective of the present invention provides the treating apparatus that a kind of foamed plastic subtracts appearance, it utilizes heating steps to blow the technology of hot blast, the outer fringe surface of each foamed plastic particle is implemented mandatory heating, make the outer fringe surface of heat energy rapid osmotic to each particle, from top to bottom in original mould, exert pressure with the constrictor of an oil sector again and subtract appearance, and then make one regeneration the foaming plate, its mutual welding and compression that only imposes heating subtracts the appearance effect, do not destroy the bubble structure body in original particle, the surperficial tight bond that can make the foamed plastic particle together, and do not need to add in addition the characteristic of blowing agent or interface stalemate agent, reach the purpose of value on the industries such as the final environmental protection treatment that is applicable to foamed products and conservation.

The object of the present invention is achieved like this: a kind of foamed plastic subtracts the treating apparatus of appearance, it is characterized in that: it is by conveying device a plurality of moulds to be carried toward predetermined direction, and make it carry out a filler step, a heating steps, a compression and a cooling step in regular turn, this conveying device is to be provided with a bracing frame, this bracing frame neighbour is provided with the platform of a metal material, the both sides of this platform respectively are provided with a chain, and the centre of two chains is provided with the fixing frame seat of predetermined number, and this fixing frame seat is a cuboid; And these fixing frame seat central authorities are provided with a sleeve joint hole, the two ends of this fixing frame seat side all are provided with a coupling hole, this chain and coupling hole corresponding position all are provided with a locking bolt and embed fixing, forward and backward two side ends at this bracing frame respectively is provided with an axle center in addition, the two side ends in this axle center is respectively to be provided with a gear, and be meshed with this chain by the gear teeth of this gear, and be subjected to an electrical motor driven via the travelling gear of the less path length of an axle center side, make the conveyor running action; This mould is the foamed plastic particle of filling preliminary dimension size, and this mould top is provided with a top board, and this mould and this top board all are provided with the perforation of predetermined quantity, and behind the foamed plastic particle of inside filling predetermined quantity in above add a cover a top board; This heating steps is the hot blast that transmits predetermined temperature by a heating clamber, blows through hot blast to force this foamed plastic particle to be molten condition; This compression and cooling step be, is provided with an oil sector in this conveying device top, by the predetermined number constrictor of this oil sector this top board bestowed predetermined pressure, this mould cooled off, to obtain the foaming plate of regeneration under predetermined temperature.

This conveying device is provided with a plurality of fixing frame seats, and these fixing frame seat central authorities are provided with a sleeve joint hole, is nested with for this mould.The both sides of this conveying device respectively are provided with a chain, and the centre of this two chain is that locking bolting by predetermined number is in this fixing frame seat interlock.The below of this oil sector is provided with a pressing plate, and this pressing plate bottom also is installed with the constrictor of predetermined number.

Describe in detail below in conjunction with the preferred embodiment conjunction with figs..

Description of drawings

Fig. 1 is the part decomposing schematic representation of conveying device of the present invention.

Fig. 2 is the part generalized section of conveying device of the present invention.

Fig. 3 is the generalized section of mould of the present invention.

Fig. 4 is the generalized section that mould of the present invention is loaded the foamed plastic particle.

Fig. 5 is the action schematic diagram of heating steps of the present invention.

Fig. 6 is the action schematic diagram of pressurization of the present invention and cooling step.

The specific embodiment

Consult shown in Figure 1ly, foamed plastic of the present invention subtracts the treating apparatus of appearance, and it mainly is to include a conveying device 10, carries out a filler step 20, a heating steps 30, a compression and a cooling step 40 on conveying device 10 in regular turn.

Consult Fig. 1-shown in Figure 2, conveying device 10 is to be provided with a bracing frame 11, and bracing frame 11 neighbours are provided with the platform 12 of a metal material, and the both sides of platform 12 respectively are provided with a chain 13, the centre of two chains 13 is provided with the fixing frame seat 14 of predetermined number, and fixing frame seat 14 is a cuboid; And fixing frame seat 14 central authorities are provided with a sleeve joint hole 141, the two ends of fixing frame seat 14 sides all are provided with a coupling hole 142, chain 13 all is provided with a locking bolt 15 with coupling hole 142 corresponding positions and embeds fixing, forward and backward two side ends at bracing frame 11 respectively is provided with an axle center 16 in addition, the two side ends in axle center 16 is respectively to be provided with a gear 17, and be meshed with chain 13 by the gear teeth 171 of gear 17, and the travelling gear 18 via the less path length of an axle center 16 sides is driven by an electro-motor 19, makes conveying device 10 running actions.

Consult Fig. 1-shown in Figure 4, in the present embodiment, filler step 20 is to be a group with three moulds 21, and mould 21 is a cuboid; And its length and width are identical with the length and the width of the sleeve joint hole 141 of fixing frame seat 14, mould 21 can be socketed in the sleeve joint hole 141 of fixing frame seat 14, mould 21 upside central authorities are concaved with a die cavity 22, die cavity 22 is to fill up for foamed plastic particle 50, the upper side of mould 21 is provided with a top board 23, the width of top board 23 and length are width and the equal in length with die cavity 22, mould 21 and top board 23 totally six faces are equipped with the perforation 24 of predetermined number, and perforation 24 is the hole or the reticulated cell that can form different shape.

Cooperation is consulted shown in Figure 5, mould 21 is sent to a heating steps 30 by chain 13, heating steps 30 is provided with a cuboid heating clamber 31, the outer rim of heating clamber 31 is provided with a plurality of adapters 32, taking over 32 is to be connected with hot blast output device (figure does not show), the medial surface of heating clamber 31 is provided with a plurality of input pipes 33, input pipe 33 is hot blast to be blowed to heating clamber 31 inside, before the heating clamber 31, back two sides respectively are provided with one and hold court from behind a screen 34, the temperature that heating clamber 31 inner sustain one are scheduled to, mould 21 respectively bore a hole 24 under the hot blast effect, force the surface of each foamed plastic particle 50 to form molten condition, and be in contact with one another bonding.

Cooperation is consulted shown in Figure 6, heat the mould 21 after a scheduled time, be delivered to a compression and a cooling step 40 again by chain 13, the upper end of compression and cooling step 40 is provided with an oil sector 41, be provided with a pressing plate 42 in the below of oil sector 41, in the present embodiment, but pressing plate 42 bottoms also set firmly synchronization action and three constrictors 43 of rounded body, drive downwards by oil sector 41, force constrictor 43 to execute the pressure of a sub predetermined stroke amount in top board 23 upper sides, because the width of top board 26 and length are width and equal in length with mould 21 inside, slide so can stretch in the mould 21, and compression is bestowed on the surface of foamed plastic particle 50 molten conditions subtracted appearance, make between each foamed plastic particle 50 surface tight compression and bonding mutually; And after in original mould 21, stopping one period scheduled time, making its cooling and shaping, row moves back mould again, promptly obtains the foaming plate 60 of a regeneration.

The compression travel amount of above-mentioned constrictor 43, be to adjust according to the capacity of mould 21 inner actual filling foamed plastic particles 50, in addition, also can adjust according to the pressed density of foaming plate 60 demands of regenerating, that is the density of Zai Sheng foaming plate 60 is higher if desired, then can select the path increment of exerting pressure of constrictor 43 bigger, otherwise, then less.

It more than is the general introduction of each member, position and the interconnected relationship of device of the present invention;

Then, again with the action of each assembly of apparatus of the present invention and expect the effect statement as the back of reaching:

The present invention utilizes a conveying device 10, its top is provided with a filler processing procedure 20, filler step 20 is the moulds 21 with a predetermined quantity group, mould 21 surfaces have the perforation 24 of predetermined quantity, its inner rough foamed plastic particle 50 that fills up PE, PVC, PP or the EVA etc. of pulverizer pulverizing, and the granular size of its particle can be set according to actual needs, and adds a top board 23 above mould 21; Mould 21 is delivered in the heating steps 30 by a

chain

13, and 34 effects of holding court from behind a screen of inboard a plurality of input pipes 33 by heating clamber 31 and forward and backward both sides to keep a predetermined temperature, force the surface of foamed plastic particle 50 to be molten condition; Be delivered to compression and cooling step 40 via chain 13 again, bestow the pressure of predetermined stroke amount to top board 26 by constrictor 43, because of the length and the width of top board 26 equates with the length and the width of mould 21 medial margins, be to slide foamed plastic particle compression typing with top board 26, and close adhesion, and after cooling, obtain the foaming plate 60 of a regeneration, subtract and hold operation via progressively segment processing, with value on the industry that reaches recycling.

Be to blow in the heating steps 30 of the present invention at the hot blast that utilizes a predetermined temperature, its hot blast temperature is between 120-200 ℃, hot blast is by input pipe 43 guiding, to keep the temperature of heating clamber 31, when this heating clamber 31 blows hot blast to the about 3-5 of the outer rim of each foamed plastic particle 50 minute, be to be a molten condition, at this moment, the appearance of this foamed plastic particle 50, need not add any interface solid and get final product close adhesion together, these foamed plastic particle 50 inside are still the bubble structure body of its original foaming, bestow the pressure of predetermined stroke amount again via the constrictor 43 of compression and cooling step 40, force top board 23 average force on foamed plastic particle 50, finalizing the design in the surface of each the foamed plastic particle 50 after its compression close adhesion each other, can reach the foaming plate 60 desired density of regeneration.

Compression of the present invention and cooling step 40 are to pressurize at the original mould 21 after finishing from heating clamber 31 melt process, constrictor 43 is after pressing down, promptly stop one period set time, at this moment, foamed plastic particle 50 was subjected to the melt process of hot blast before this in same mould 21; Inferior is by constrictor 43 pressurization typings; Moreover, cooling via temperature is fixed, make the foaming plate 60 of regeneration form the very joint of close and firm, grouping by above-mentioned filler step 20, heating steps 30 and compression cooling step 40 is the continuous processing procedure of segmentation progressively, make the foamed plastic body that originally goes out of use cut pulverizing back regeneration, the industry that reaches is used and is gone up desired efficient.

The sleeve joint hole 141 of fixing frame seat 12 is just mould 21 sockets to be fixed before carrying out filler step 20, treat through after the continuous processing of the progressively segmentation of grouping, mould 21 can be taken down from sleeve joint hole 141, with the convenient foaming plate 60 that takes out regeneration, and make fixing frame seat 12 come back to the filler step.

The foaming plate 60 of regeneration is available foamed substrate in the face of more slightly making a list, buffering and shock preventing material or heat-insulation and heat-preservation material, certainly also base material can be cut finishing again, with foaming materials such as making floating plate in water, also can use accurate mould in addition, directly compression is to finish the foaming material of required form.

Processing procedure of the present invention is simple, and it is quite easy to make, and can reach and make each foamed plastic particle 50 obtain to reduce volumes and handle waste material effectiveness, also can directly make required article in mould 21, has value on the industry.

In sum, the present invention has its splendid progressive practicality in fact in like product, all over looking into domestic and international technical data about this class formation, also finds no identical construction in the document and exists simultaneously, and the present invention has novelty and creativeness.

The above only is preferred embodiment of the present invention, and the equivalent structure that all application the present invention are done changes, and ought to be included within protection scope of the present invention.

Claims

1, a kind of foamed plastic subtracts the treating apparatus of appearance, it is characterized in that: it is by conveying device a plurality of moulds to be carried toward predetermined direction, and make it carry out a filler step, a heating steps, a compression and a cooling step in regular turn, this conveying device is to be provided with a bracing frame, this bracing frame neighbour is provided with the platform of a metal material, the both sides of this platform respectively are provided with a chain, and the centre of two chains is provided with the fixing frame seat of predetermined number, and this fixing frame seat is a cuboid; And these fixing frame seat central authorities are provided with a sleeve joint hole, the two ends of this fixing frame seat side all are provided with a coupling hole, this chain and coupling hole corresponding position all are provided with a locking bolt and embed fixing, forward and backward two side ends at this bracing frame respectively is provided with an axle center in addition, the two side ends in this axle center is respectively to be provided with a gear, and be meshed with this chain by the gear teeth of this gear, and be subjected to an electrical motor driven via the travelling gear of the less path length of an axle center side, make the conveyor running action; This mould is the foamed plastic particle of filling preliminary dimension size, and this mould top is provided with a top board, and this mould and this top board all are provided with the perforation of predetermined quantity, and behind the foamed plastic particle of inside filling predetermined quantity in above add a cover a top board; This heating steps is the hot blast that transmits predetermined temperature by a heating clamber, blows through hot blast to force this foamed plastic particle to be molten condition; This compression and cooling step be, is provided with an oil sector in this conveying device top, by the predetermined number constrictor of this oil sector this top board bestowed predetermined pressure, this mould cooled off, to obtain the foaming plate of regeneration under predetermined temperature.

2, foamed plastic according to claim 1 subtracts the treating apparatus of appearance, it is characterized in that: this conveying device is provided with a plurality of fixing frame seats, and these fixing frame seat central authorities are provided with a sleeve joint hole, is nested with for this mould.

3, foamed plastic according to claim 1 subtracts the treating apparatus of appearance, it is characterized in that: the both sides of this conveying device respectively are provided with a chain, and the centre of this two chain is that locking bolting by predetermined number is in this fixing frame seat interlock.

4, foamed plastic according to claim 1 subtracts the treating apparatus of appearance, it is characterized in that: the below of this oil sector is provided with a pressing plate, and this pressing plate bottom also is installed with the constrictor of predetermined number.