CN202174681U - Bio-based plastic foaming machine - Google Patents
Bio-based plastic foaming machine Download PDFInfo
- Publication number
- CN202174681U CN202174681U CN2011202759475U CN201120275947U CN202174681U CN 202174681 U CN202174681 U CN 202174681U CN 2011202759475 U CN2011202759475 U CN 2011202759475U CN 201120275947 U CN201120275947 U CN 201120275947U CN 202174681 U CN202174681 U CN 202174681U
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- bio
- foaming
- foaming machine
- extruding screw
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Abstract
The utility model relates to a bio-based plastic foaming machine, which comprises a frame, a motor, a gear reducer, a foaming machine casing and an extrusion threaded rod. The motor and the gear reducer are fixed onto the frame, the extrusion threaded rod is arranged in the foaming machine casing and connected with the gear reducer, a feed inlet is arranged in the rear of the foaming machine casing, and a foaming die head is arranged at the front end of the foaming machine casing. A conveying section, a compression section, a metering section and a pressurizing section are sequentially forwardly arranged in the foaming machine casing, and a plurality of heating blocks are respectively arranged in the foaming machine casing at positions of the conveying section, the compression section and the metering section. By means of the technical scheme, bio-based plastic is foamed with water serving as foaming agent, so that technical requirements on safety and environment protection are met, and the bio-based plastic foaming machine is safe, reliable, high in automation level and convenient in manufacturing and maintenance.
Description
Technical field
The utility model relates to a kind of foaming machine, particularly relates to the plastic foamed machine of a kind of bio-based.
Background technology
At present, the foamed plastics such as polystyrene, polyvinyl chloride, polyurethane, polyethylene that come from oil are used by a large amount of as amortizing packaging material, and these foamed material light weight, volume is big and be difficult to the degraded of rotting, and becomes global public hazards just day by day.
Increase day by day along with global environment pressure; Worldwide is interior to the environmental problem growing interest; Bio-based plastics and biodegradable plastics are more and more paid attention to by each countries and regions, and replacing the petroleum-based plastics foamed material with the biological plastics expanded material is the effective way that solves the energy and environmental problem.Even but do not have special device on the market with biological plastics production expanded material, do not see patent report yet.
Simultaneously, in the process of producing foamed plastics, often need to add blowing agent, like freon, carrene, liquid carbon dioxide etc.Freon can not be absorbed by foamed plastics, and all volatilization damages the ozone layer in air; Carrene is a kind of carcinogen, developed country's use that has been under an embargo; When adopting the liquid carbon dioxide high-pressure foam, need to use import equipment, it costs an arm and a leg, and foam quality is also poor.
The utility model content
In view of this, the technical problem that the utility model will solve is to provide a kind of bio-based plastic foamed machine, through the present technique scheme, thereby can water have remedied the deficiency that exists in the prior art as the material of blowing agent.
For solving the problems of the technologies described above, the technical scheme of the utility model is achieved in that the plastic foamed machine of a kind of bio-based, includes frame, motor, gear reduction unit, said motor; Gear reduction unit is fixed on the frame; Include foaming machine shell, extruding screw, said extruding screw is arranged in the foaming machine shell, and the extruding screw outer end is connected with gear reduction unit; The rear portion is provided with charging aperture on the said foaming machine shell, and foaming machine shell front end is provided with blown foam die.
In said foaming shell, be provided with transportation section, compression section, metering section, supercharging section successively forward, be respectively arranged with several heat blocks at the said foaming shell that is positioned at transportation section, compression section and metering section.
In said foaming shell, be provided with transportation section, compression section, metering section, supercharging section successively forward; In the said depth of thread that is positioned at the pairing extruding screw in transportation section is maximum; Shoal gradually by maximum in the said depth of thread that is positioned at the pairing extruding screw in compression section; In the said depth of thread that is positioned at the pairing extruding screw of metering section is self-consistentency, is a cavity in the said supercharging section that is positioned at.
Include pellet device, said pellet device is arranged on the outside of blown foam die.
As the technical scheme of optimizing; Comprise the dehydration pay-off; Said dehydration pay-off is by dewaterer, discharger, feed hopper and conveying worm; Said discharger is arranged on the dewaterer, and discharger is positioned at the top of feed hopper, and the material after the said dehydration is sent in the charging aperture of foaming machine shell through conveying worm.
As further technical scheme, include wind fortune magazine, said wind fortune magazine is to be made up of material stock storehouse, blower fan and airduct, and said blower fan is connected with the material stock storehouse through airduct, and the pairing airduct of pelleter position is provided with feeding port.
The technique effect that the utility model reaches is following: the plastic foamed machine of a kind of bio-based through the present technique scheme, is that blowing agent foams the bio-based plastics with water; Meet the specification requirement of safety and environmental protection; Device security is reliable, and automaticity is high, is convenient to make and safeguard.
Description of drawings
Fig. 1 is the sketch map of primary structure in the utility model.
Fig. 2 is the perspective view of Fig. 1.
Fig. 3 is the sectional structure sketch map of Fig. 1.
Fig. 4 is the partial structurtes sketch map of supercharging section in the utility model.
Fig. 5 is the overall structure sketch map of the utility model.
Fig. 6 is the perspective view of Fig. 5.
Among the figure, 1 frame, 2 motors, 3 gear reduction units, 4 charging apertures, 5 transportation sections, 6 compression sections, 7 metering sections, 8 supercharging sections, 9 foaming cross-peens, 10 pellet devices, 11 foaming machine shells, 12 heat blocks, 13 extruding screws, 14 cavitys, 15 feeding ports, 16 material stock storehouses, 17 blower fans, 18 dischargers, 19 dewaterers, 20 conveying worms, 21 feed hoppers, 22 airducts.
The specific embodiment
Technical scheme and embodiment to the utility model is described further below in conjunction with accompanying drawing.
Like Fig. 1-shown in Figure 4; The plastic foamed machine of the bio-based that the utility model relates to includes frame 1, motor 2, gear reduction unit 3, and said motor 2 is fixed on the gear reduction unit 3; Gear reduction unit 3 is fixed on the frame 1; Include foaming machine shell 11, extruding screw 13, said extruding screw 13 is arranged in the foaming machine shell 11, and extruding screw 13 outer ends are connected with gear reduction unit 3; The rear portion is provided with charging aperture 4 on the said foaming machine shell 11, and foaming machine shell 11 front ends are provided with blown foam die 9.
In said foaming shell 11, be provided with transportation section 5, compression section 6, metering section 7, supercharging section 8 successively forward, be respectively arranged with several heat blocks 12 at the said foaming shell 11 that is positioned at transportation section 5, compression section 6 and metering section 7.
In said foaming shell 11, be provided with transportation section 5, compression section 6, metering section 7, supercharging section 8 successively forward; In the said maximum that is positioned at the depth of thread of transportation section 5 pairing extruding screws 13 for this extruding screw 13; Shoal gradually by maximum in the said depth of thread that is positioned at compression section 6 pairing extruding screws; In the said depth of thread that is positioned at the pairing extruding screw 13 of metering section is self-consistentency, is a cavity 14 in the said supercharging section 8 that is positioned at.
Include pellet device 10, said pellet device 10 is arranged on the outside of blown foam die 9.
Like Fig. 5 and shown in Figure 6; As the technical scheme of optimizing; Comprise the dehydration pay-off, said dehydration pay-off is made up of dewaterer 19, discharger 18, feed hopper 21 and conveying worm 20, and said discharger 18 is arranged on the dewaterer 19; And discharger 18 is positioned at the top of feed hopper 21, and the material after the said dehydration is sent in the charging aperture 4 of foaming machine shell 11 through conveying worm 20.
As further technical scheme; Include wind fortune magazine; Said wind fortune magazine is to be made up of material stock storehouse 16, blower fan 17 and airduct 22, and said blower fan 17 is connected with material stock storehouse 16 through airduct 22, and pellet device 10 pairing airducts 22 positions are provided with feeding port 15.
The utility model is when work; Through motor 2 driven gear decelerators 3, gear reduction unit 3 outputs directly link to each other with extruding screws 13 in being arranged on foaming machine shell 11, and then drive extruding screw 13 rotations; Transportation section 5, compression section 6 and metering section that the material that promotion is fallen by feed hopper 4 gets into by 12 heating of electrical heating piece in proper order obtain fused materials; Transportation section 5 pairing extruding screw 13 pitch are identical, and the depth of thread is maximum relatively, and purpose is a quick feeding; Extruding screw 13 pitch in the compression section 6 are identical, but the depth of thread is from diminish gradually, because the volume of single pitch diminishes, material is compressed in this section; Fused materials is through metering section 7, and the depth of thread here is identical, and pitch is identical, and feeding is even;
Material is through behind the dewaterer 19 in the utility model, and material institute water content is about 15%, and supercharging section 8 is cavitys 14; The material that the front is come is many, and the back goes out young, under the extruding of extruding screw 13; Material pressure increases; Contained moisture rapid vaporized expanding after heating in the material, the high pressure of generation is constantly built up in supercharging section 8 with material, makes the fused materials of supercharging section 8 be in the high-pressure vaporization state; Extrude through the aperture of blown foam die 9, material expands because of decompression suddenly and meets the rapid strip solid foam material that forms in cold back again.Through pelleter 10 the strip foam is cut into and be shaped as columniform foam pellet, the density of foamed products is at 0.01～0.1g/cm
3Between, it is shockproof that this cylindrical expanded material is widely used in the filling of various industrial products packing, and product is sent into the foam pellet in the material stock storehouse 16 through feeding port 15 and blower fan 17, airduct 22.
The above is merely the preferred embodiment of the utility model, is not the protection domain that is used to limit the utility model.
Claims (6)
1. the plastic foamed machine of bio-based includes frame, motor, gear reduction unit, said motor, and gear reduction unit is fixed on the frame; It is characterized in that; Include foaming machine shell, extruding screw, said extruding screw is arranged in the foaming machine shell, and the extruding screw outer end is connected with gear reduction unit; The rear portion is provided with charging aperture on the said foaming machine shell, and foaming machine shell front end is provided with blown foam die.
2. the plastic foamed machine of bio-based according to claim 1; It is characterized in that; In said foaming shell, be provided with transportation section, compression section, metering section, supercharging section successively forward, be respectively arranged with several heat blocks at the said foaming shell that is positioned at transportation section, compression section and metering section.
3. the plastic foamed machine of bio-based according to claim 1; It is characterized in that; In said foaming shell, be provided with transportation section, compression section, metering section, supercharging section successively forward; In the said depth of thread that is positioned at the pairing extruding screw in transportation section is maximum; Being shoaled gradually by maximum in the said depth of thread that is positioned at the pairing extruding screw in compression section, is self-consistentency in the said depth of thread that is positioned at the pairing extruding screw of metering section, is a cavity in the said supercharging section that is positioned at.
4. the plastic foamed machine of bio-based according to claim 1 is characterized in that include pellet device, said pellet device is arranged on the outside of blown foam die.
5. the plastic foamed machine of bio-based according to claim 1; It is characterized in that; Comprise the dehydration pay-off, said dehydration pay-off is by dewaterer, discharger, feed hopper and conveying worm, and said discharger is arranged on the dewaterer; And discharger is positioned at the top of feed hopper, and the material after the said dehydration is sent in the charging aperture of foaming machine shell through conveying worm.
6. the plastic foamed machine of bio-based according to claim 2; It is characterized in that; Include wind fortune magazine; Said wind fortune magazine is to be made up of material stock storehouse, blower fan and airduct, and said blower fan is connected with the material stock storehouse through airduct, and the pairing airduct of pelleter position is provided with feeding port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202759475U CN202174681U (en) | 2011-08-01 | 2011-08-01 | Bio-based plastic foaming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202759475U CN202174681U (en) | 2011-08-01 | 2011-08-01 | Bio-based plastic foaming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202174681U true CN202174681U (en) | 2012-03-28 |
Family
ID=45864583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202759475U Expired - Lifetime CN202174681U (en) | 2011-08-01 | 2011-08-01 | Bio-based plastic foaming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202174681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102631869A (en) * | 2012-03-31 | 2012-08-15 | 赵旭荣 | Organic solid waste spiral charge pump |
| CN103964693A (en) * | 2014-04-23 | 2014-08-06 | 宁波荣山新型材料有限公司 | Swelling-molding integrated device and method for heat-insulating materials of low-temperature foam glass |
-
2011
- 2011-08-01 CN CN2011202759475U patent/CN202174681U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102631869A (en) * | 2012-03-31 | 2012-08-15 | 赵旭荣 | Organic solid waste spiral charge pump |
| CN103964693A (en) * | 2014-04-23 | 2014-08-06 | 宁波荣山新型材料有限公司 | Swelling-molding integrated device and method for heat-insulating materials of low-temperature foam glass |
| CN103964693B (en) * | 2014-04-23 | 2017-03-29 | 宁波荣山新型材料有限公司 | A kind of expanded molding integral process of cryogenic foam glass heat-insulating material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120328 |