CN1318462A - Plastic grain with mixed wood dust and the making process of shutter blade - Google Patents
Plastic grain with mixed wood dust and the making process of shutter blade Download PDFInfo
- Publication number
- CN1318462A CN1318462A CN 00105994 CN00105994A CN1318462A CN 1318462 A CN1318462 A CN 1318462A CN 00105994 CN00105994 CN 00105994 CN 00105994 A CN00105994 A CN 00105994A CN 1318462 A CN1318462 A CN 1318462A
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- wood dust
- plastic grain
- plastic
- grain
- foaming
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The plastic grain material includes wood dust powder, plastic grain, compounding agent and other components. The plastic grain is produced into shutter blade through the steps of stirring inside mixer; pressing in pelletizer and extruder into strip; foaming; cooling and setting; graining; cutting and punching; etc. The present invention can utilize waste material, reduce PVC consumption and raise the structure strength of shutter.
Description
The present invention relates to a kind of plastic grain and use the process of blades of shutters of this plastic grain.
General plastic material blade of louver window; its manufacturing step is (as blowing agent with plastic material particle and compounding ingredient; calcium carbonate; toner; stabilization agent etc.) insert and stir into powder in the mixer; and the powder that stirs made the material grain through comminutor; after should expecting again that grain was inserted the interior mixing fusion of extruder; can extrusion have predetermined cross-sectional; the rectangular lamellar body of width; this rectangular lamellar body produces foaming and intumescing immediately; after carry out embossed through the cooling and shaping of apparatus for supercooling and rolling wheel in regular turn again; get predetermined length severing and piercing and shaping die at last, promptly can be made into a blade of louver window.
The applied main material of above-mentioned blade of louver window is PVC (polyvinylchloride, a polyvinyl chloride), but heals when big when the PVC consumption, and is just more serious for environment pollution.
The object of the present invention is to provide a kind of plastic grain and a kind of process of blades of shutters of mixing wood dust of mixing wood dust, it both can utilize the saw lumber waste material, reduce the PVC consumption, meet the environmental protection demand, the structural strength of the blade of louver window of making is improved.
For achieving the above object, the invention provides a kind of process of blades of shutters of mixing wood dust, it is characterized in that: comprise the following step:
(1) scoot is ground to form wood dust;
(2) this wood dust is sieved, and make the wood dust after the screening remain on suitable particle diameter;
(3) wood dust, plastic material particle and compounding ingredient are sent in the mixer stirred, and be stirred into material powder, and the percentage by weight that this wood dust accounts for this material powder is 5%-40%;
(4) described material powder is sent into made granular material grain in the comminutor;
(5) should expect that grain sent in the extruder, extrusion becomes the strip sheet body after mixing;
(6) make this rectangular lamellar body foaming and intumescing;
(7) make this rectangular lamellar body that foams through a cooling unit cooling and shaping;
(8) the rectangular lamellar body that will be somebody's turn to do through the typing foaming carries out embossed with rolling wheel;
(9) will be somebody's turn to do through the disconnected piercing and shaping die of the foaming strip sheet type of embossed.
Described process of blades of shutters of mixing wood dust is characterized in that: the particle diameter of this wood dust is 70 μ m-150 μ m.
The present invention also provides a kind of plastic grain that mixes wood dust, it is characterized in that: include wood dust, plastic material particle and compounding ingredient in this plastic grain, and the percentage by weight that wood dust accounts for this plastic grain gross weight is 5%-40%.
The described plastic grain that mixes wood dust is characterized in that: the particle diameter of this wood dust is 70 μ m-150 μ m.
The present invention provides a kind of blade of louver window that mixes wood dust again, it is characterized in that: this blade of louver window that mixes wood dust is made through extrusion, foaming, embossing by a kind of plastic grain, this plastic grain includes wood dust, plastic material particle and compounding ingredient, and the percentage by weight that wood dust accounts for this plastic grain gross weight is 5%-40%.
After having adopted technique scheme, and a kind of plastic grain that mixes wood dust of the present invention, include elements such as wood dust, plastic material particle and compounding ingredient, wherein wood dust accounts for the percentage by weight 5%-40% of this plastic grain gross weight, and this plastic grain promptly can be made into the article with wood effect via the extruder extrusion.A kind of process of blades of shutters of mixing wood dust of the present invention; be this plastic grain to be sent in the mixer stir; and the material powder that will mix becomes the strip sheet body through comminutor, extruder extrusion; again it is handled, promptly can be made into blade of louver window with solid wood wood effect.Thus, the present invention not only can utilize the saw lumber waste material, recycle the waste, and can reduce the use of PVC raw material, benefit greatly for the protection generation of environment, but also the structural strength that can promote blade of louver window.
Below, reach embodiment in conjunction with the accompanying drawings the present invention is done further detailed description.
Fig. 1 is the plastic grain generalized section of the present invention than Cui embodiment.
Fig. 2 be the present invention than Cui embodiment by the made blade of louver window schematic diagram of plastic grain.
As shown in Figure 1, the present invention includes elements such as wood dust 11, PVC plastic cement particle 12 and compounding ingredient than the plastic grain 10 that Cui embodiment mixes wood dust, wherein, this compounding ingredient comprises blowing agent, calcium carbonate, toner and stabilization agent etc., and the percentage by weight that this wood dust 11 accounts for these plastic grain 10 gross weights is 5%-40%.One more under the embodiment of Cui, the size distribution of this wood dust 11 is 70 μ m-150 μ m, and bulk specific weight (Bulkdensity) is the scope between 100g/l-145g/l.
The present invention comprises the following step than the blade of louver window manufacture method that Cui embodiment mixes wood dust:
Step 1: scoot is ground to form wood dust.
Step 2: this wood dust is sieved, and make the wood dust after the screening remain on suitable particle diameter, the particle diameter of this wood dust (Particle size) is 70 μ m-150 μ m, and bulk specific weight (Bulkdensity) is between the scope of 100g/l-145g/l.
Step 3: with an amount of wood dust, plastic material particle (as PVC, PP, PS ... Deng plastic material) and compounding ingredient (as blowing agent, calcium carbonate, toner, stabilization agent etc.) send into and stir in the mixer, and be stirred into material powder, wherein to account for the percentage by weight of this material powder be 5%-40% to this wood dust.
Step 4: above-mentioned material powder sent into to granulate in the comminutor make granular material grain, make in this material grain and contain wood dust.
Step 5: should expect the grain send in the extruder, but extrusion becomes the strip sheet body after mixing fusion, makes in this rectangular lamellar body to contain equally distributed wood dust.
Step 6: produce foaming and intumescing immediately after this rectangular lamellar body extrusion.
Step 7: the rectangular lamellar body behind the foaming and intumescing carries out cooling and shaping through a cooling unit.
Step 8: the rectangular lamellar body of cooling and shaping is scribed textured rolling wheel again and is carried out embossed through the surface.
Step 9: last, the rectangular lamellar body of getting predetermined length carries out severing and punching and makes as shown in Figure 2 the blade of louver window 20 as wooden lines of having.
The raw material weight percentage that uses that this wood dust accounts for above-mentioned blade of louver window 20 is 5%-40%, relatively, the consumption of plastic material (for example PVC) can reduce, thus, with regard to environmental issue, not only environmental regulation can be met because of the minimizing of plastic material consumption, reduce production costs, and the source of wood dust is scoot that the utmost point is of value to the consumption of scoot, the felling that reduces log and the environmental protection purpose that reaches recovery and reuse of waste.
As shown in Figure 2, with regard to rerum natura, interpolation because of this wood dust, can utilize its wood fibre to make the structure of above-mentioned blade of louver window 20 obtain reinforcement, and because wood dust is to be uniformly distributed on the external surface 21 of this blade of louver window 20, so the embossing 22 on this external surface 21 of arranging in pairs or groups again, promptly make the outward appearance of this blade of louver window 20 have the wood effect of similar solid wood; In addition it is compared with the made blade of louver window of truewood material, also has the effect that reduces production costs.
And, show that according to experimental result the weight ratio that this wood dust adds is between 5%-40%, can make the Cui of associativity of this wood dust and plastic material, the also Cui of the structural strength of manufactured goods simultaneously, otherwise, as add too much wood dust, then cause the structural strength variation easily, and add person very little, and then structural strengthening is limited, and the consumption of scoot is also limited, therefore, adding all can't reach its intended purposes and effect too much or very little.
Claims (5)
1, a kind of process of blades of shutters of mixing wood dust is characterized in that: comprise the following step:
(1) scoot is ground to form wood dust;
(2) this wood dust is sieved, and make the wood dust after the screening remain on suitable particle diameter;
(3) wood dust, plastic material particle and compounding ingredient are sent in the mixer stirred, and be stirred into material powder, and the percentage by weight that this wood dust accounts for this material powder is 5-40%;
(4) described material powder is sent into made granular material grain in the comminutor;
(5) should expect that grain sent in the extruder, extrusion becomes the strip sheet body after mixing;
(6) make this rectangular lamellar body foaming and intumescing;
(7) make this rectangular lamellar body that foams through a cooling unit cooling and shaping;
(8) the rectangular lamellar body that will be somebody's turn to do through the typing foaming carries out embossed with rolling wheel;
(9) will be somebody's turn to do through the disconnected piercing and shaping die of the foaming strip sheet type of embossed.
2. process of blades of shutters of mixing wood dust as claimed in claim 1 is characterized in that: the particle diameter of this wood dust is 70 μ m-150 μ m.
3. plastic grain that mixes wood dust is characterized in that: include wood dust, plastic material particle and compounding ingredient in this plastic grain, and the percentage by weight that wood dust accounts for this plastic grain gross weight is 5-40%.
4. the plastic grain that mixes wood dust as claimed in claim 3 is characterized in that: the particle diameter of this wood dust is 70 μ m-150 μ m.
5. blade of louver window that mixes wood dust, it is characterized in that: this blade of louver window that mixes wood dust is made through extrusion, foaming, embossing by a kind of plastic grain, this plastic grain includes wood dust, plastic material particle and compounding ingredient, and the percentage by weight that wood dust accounts for this plastic grain gross weight is 5%-40%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00105994 CN1318462A (en) | 2000-04-18 | 2000-04-18 | Plastic grain with mixed wood dust and the making process of shutter blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00105994 CN1318462A (en) | 2000-04-18 | 2000-04-18 | Plastic grain with mixed wood dust and the making process of shutter blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1318462A true CN1318462A (en) | 2001-10-24 |
Family
ID=4578070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00105994 Pending CN1318462A (en) | 2000-04-18 | 2000-04-18 | Plastic grain with mixed wood dust and the making process of shutter blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1318462A (en) |
-
2000
- 2000-04-18 CN CN 00105994 patent/CN1318462A/en active Pending
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |