CN102848510A - Method for manufacturing model by using polyurethane material - Google Patents
Method for manufacturing model by using polyurethane material Download PDFInfo
- Publication number
- CN102848510A CN102848510A CN2012103358616A CN201210335861A CN102848510A CN 102848510 A CN102848510 A CN 102848510A CN 2012103358616 A CN2012103358616 A CN 2012103358616A CN 201210335861 A CN201210335861 A CN 201210335861A CN 102848510 A CN102848510 A CN 102848510A
- Authority
- CN
- China
- Prior art keywords
- mould
- minute
- component
- polyurethane material
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses a method for manufacturing a model by using a polyurethane material. The method comprises the steps that: (1) molds are opened, mold cavities are cleaned, and fittings and screws are fixedly locked on the molds; (2) the molds are locked and fixed together, and are placed on a round plate or frame of a rotomolding machine; the plate or frame rotates with a combined autorotation and revolution manner; the molds are fixed on a central line of the latitude and longitude of the plate or frame; and autorotation and revolution parameters of the plate or frame are adjusted according to different parameter requirements of the molds; and (3) at least two polyurethane raw materials are mixed and filled into the molds; rotation of the round plate or frame of the rotomolding machine is controlled by a computer, such that the molds rotates simultaneously on a longitude direction and a latitude direction. The material is solidified and molded in the mold cavities, such that a mold product is obtained. The production method provided by the invention has simple production process, controllable material consumption amount, short production period, and reduced production cost. The adopted materials do not cause toxic gas during a production process, and cause low pollution to the environment. Compared with existing product, the environment-protection performance of the product provided by the invention is better.
Description
Technical field
The present invention relates to a kind of preparation method of polyurethane material modeling, relate in particular to and a kind ofly utilize dual rotation and preparation method that implementation model is made.
Background technology
At present, the method that is used for the making body model has two kinds, a kind of is the model who adopts unsaturated polyester (UP) (being commonly called as fiberglass) to make, this product manufacture is complicated, the production cycle is long, frangible etc., and all material can produce toxic gas in process of production, and product surface can produce dust granules in repairing bruting process, not only environmental pollution is serious, also can endanger the healthy of workman, if and its product in use damages or eliminate, be not worth because its material does not have to recycle, the words that abandon just can cause the secondary pollution environment; Another kind is the model's (being commonly called as plastic model) who adopts the hot-working plastics to make, employing the method making model has the die cost height, energy resource consumption is large, and the shrinkage of product is large, the body moulding is unstable, and each joint of product connect have some setbacks, nature, particularly head are connected connection with upper body true not.
Summary of the invention
The objective of the invention is for above-mentioned shortcoming, develop a kind of method that adopts polyurethane material to be made individual layer and double-layer combined model, Window Display stage property by computer control rotation molding.
The technical solution adopted for the present invention to solve the technical problems is: a kind of preparation method of polyurethane material modeling, be provided with motor and main shaft in frame, an end of main shaft is connected with the rotating shaft of motor, and the other end is provided with disk, disk is provided with framework, and may further comprise the steps:
1. at first mould is opened, the cleaning dies cavity fixedly locks accessory and screw on mould;
2. mold-locked is fixed together and is placed on the disk or framework of rotational molding machine, disk or framework adopt rotation and the co-rotational rotating manner of revolution, mould is fixed on the center line of longitude and latitude of disk or framework, requires to adjust the parameter of rotation and the revolution rotation of disk or framework according to the different parameters of mould;
3. be fed in the mould after at least two kinds of urethane raws being mixed, by the disk of computer control rotational molding machine or the rotation of framework, disk or framework rotation 5-13 minute realize that mould rotates simultaneously in longitudinal and latitude direction, obtain moldings behind the dies cavity coagulation forming.
Further, two kinds of urethane raw component A components and B component are evenly mixed in second at 1-10 by bottler placer according to the 100:70-85 ratio, then mixed material is injected in the mould rotation 2-3 minute and reacts from the plup inlet of mould, mixed material sticks to dies cavity 3-5 minute coagulation forming, solidified layer thickness is 4-6mm, be collapsible die after product approval in 15-30 minute, the moldings of gained is the single-layer type model.The model who adopts this method to make, the inside of its head, health, four limbs, palm and Window Display stage property is hollow, its each several part even thickness can be made model and the Window Display stage property of transparent, primary colors and various patterns.
Further, two kinds of urethane raw component A components are evenly mixed in second at 1-11 by bottler placer according to the 100:60 ratio with the B component, then be injected in the mould rotation 1-2 minute and react from the plup inlet of mould, mixed material sticks to dies cavity 2-3 minute and is frozen into skin, outer field thickness is 2-3mm, then shuts down; Again other two kinds of urethane raw C components are evenly mixed at 1-11 by bottler placer according to the 100:100 ratio with the D component second, then be injected in the mould and rotated 5-8 minute from the plup inlet of mould, form the hard foamed internal layer of the imitative wood grain of one deck, the thickness of internal layer is 5-7mm, be collapsible die after product approval in 15-31 minute, the moldings of gained is the two-layer equation model.The model who adopts this method to make, the inside of its head, health, four limbs, palm and Window Display stage property is hollow, its each several part even thickness, and product is double-decker, make this product have better supportive, stability and resistance shock resistance, can make model and the Window Display stage property of various patterns.
Further, the rotating speed of described disk is 10 to turn/min, and the rotating speed of framework is that 3-6 turns/min.
Described A component, B component are respectively PPG, isocyanates, and C component and D component also are respectively PPG, isocyanates.Described PPG is to be made through sudden reaction in the presence of catalyst by initiator (compound that contains active hydrogen group) and oxirane (EO), expoxy propane (PO), epoxy butane (BO) etc.; Described isocyanates is selected from the compound of the isocyanates of polyphenyl polymethylene polyisocyanates and isocyanates, Carbodiimide-Modified.
Described cleaning dies cavity method is: the mode of using cloth to wipe with is cleared up dies cavity, perhaps sprays releasing agent cleaning dies cavity, perhaps brushing releasing agent cleaning dies cavity.
Described model is integrated.
Described internal layer is the hard foamed layer of imitative wood grain.
In sum, the invention has the beneficial effects as follows: production process of the present invention is simple, consumption of materials can control, with short production cycle, reduced production cost, selected material can not produce toxic gas in manufacturing process, little to the pollution of environment, can not produce harmful effect to workman's health yet, than existing product, its environmental-protecting performance is more superior; First again injection molding is coincide, fixed to used mold-locked when making this product, each joint of prepared product connects symmetrical, the attitude nature, smooth and easy generous that coincide, and product has good hardness and toughness and indeformable characteristics under high temperature and low temperature environment, promote the quality of product, also improved commercial value and the artistic value of product.
The specific embodiment
Embodiment 1
A kind of preparation method of polyurethane material modeling is at first opened mould, and the cleaning dies cavity fixedly locks accessory and screw on mould; Mold-locked is fixed together and is placed on the disk or framework of rotational molding machine, disk or framework adopt rotation and the co-rotational rotating manner of revolution, mould is fixed on the center line of longitude and latitude of disk or framework, requires to adjust the parameter of rotation and the revolution rotation of disk or framework according to the different parameters of mould; Two kinds of urethane raw component A components and B component are evenly mixed in second at 1-10 by bottler placer according to the 100:70-85 ratio, then mixed material is injected in the mould rotation 2-3 minute and reacts from the plup inlet of mould, mixed material sticks to dies cavity 3-5 minute coagulation forming, solidified layer thickness is 4-6mm, be collapsible die after product approval in 15-30 minute, the moldings of gained is the single-layer type model.
Embodiment 2
At first mould is opened, the cleaning dies cavity fixedly locks accessory and screw on mould; Mold-locked is fixed together and is placed on the disk or framework of rotational molding machine, disk or framework adopt rotation and the co-rotational rotating manner of revolution, mould is fixed on the center line of longitude and latitude of disk or framework, requires to adjust the parameter of rotation and the revolution rotation of disk or framework according to the different parameters of mould; Two kinds of urethane raw component A components are evenly mixed in second at 1-11 by bottler placer according to the 100:60 ratio with the B component, then the rotating speed that is injected into rotating circular disk in the mould from the plup inlet of mould is 10 to turn/min, the rotating speed of framework is that 3-6 turns/min, rotated 1-2 minute and react, mixed material sticks to dies cavity 2-3 minute and is frozen into skin, outer field thickness is 2-3mm, then shuts down; Again other two kinds of urethane raw C components are evenly mixed at 1-11 by bottler placer according to the 100:100 ratio with the D component second, then be injected in the mould and rotated 5-8 minute from the plup inlet of mould, form the hard internal layer of the imitative wood grain of one deck, the thickness of internal layer is 5-7mm, after product approval in 15-31 minute, it is collapsible die, the moldings of gained is the two-layer equation model, and the skin of the arm of model, upper body (containing head), the lower part of the body and the rotational moulding ratio of internal layer are respectively 9:11,9:3,11:9.
The above only is preferred embodiment of the present invention, is not structure of the present invention is done any pro forma restriction.Every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment does.
Claims (9)
1. the preparation method of a polyurethane material modeling is characterized in that: may further comprise the steps:
1. at first mould is opened, the cleaning dies cavity fixedly locks accessory and screw on mould;
2. mold-locked is fixed together and is placed on the disk or framework of rotational molding machine, disk or framework adopt rotation and the co-rotational rotating manner of revolution, mould is fixed on the center line of longitude and latitude of disk or framework, requires to adjust the parameter of rotation and the revolution rotation of disk or framework according to the different parameters of mould;
3. be fed in the mould after at least two kinds of urethane raws being mixed, by the disk of computer control rotational molding machine or the rotation of framework, disk or framework rotation 5-13 minute realize that mould rotates simultaneously in longitudinal and latitude direction, obtain moldings behind the dies cavity coagulation forming.
2. the preparation method of a kind of polyurethane material modeling according to claim 1, it is characterized in that: two kinds of urethane raw component A components and B component are evenly mixed in second at 1-10 by bottler placer according to the 100:70-85 ratio, then mixed material is injected in the mould rotation 2-3 minute and reacts from the plup inlet of mould, mixed material sticks to dies cavity 3-5 minute coagulation forming, solidified layer thickness is 4-6mm, be collapsible die after product approval in 15-30 minute, the moldings of gained is the single-layer type model.
3. the preparation method of a kind of polyurethane material modeling according to claim 1, it is characterized in that: two kinds of urethane raw component A components are evenly mixed in second at 1-11 by bottler placer according to the 100:60 ratio with the B component, then be injected in the mould rotation 1-2 minute and react from the plup inlet of mould, mixed material sticks to dies cavity 2-3 minute and is frozen into skin, outer field thickness is 2-3mm, then shuts down; Again other two kinds of urethane raw C components are evenly mixed at 1-11 by bottler placer according to the 100:100 ratio with the D component second, then be injected in the mould and rotated 5-8 minute from the plup inlet of mould, form one deck internal layer, the thickness of internal layer is 5-7mm, be collapsible die after product approval in 15-31 minute, the moldings of gained is the two-layer equation model.
4. according to claim 1 and 2 or the preparation method of 3 described a kind of polyurethane material modelings, it is characterized in that: the rotating speed of described disk is 10 weeks/min, and the rotating speed of framework is 3-6 week/min.
5. the preparation method of the described a kind of polyurethane material modeling of any one according to claim 1-3, it is characterized in that: described A component, B component are respectively PPG, isocyanates, and C component and D component also are respectively PPG, isocyanates.
6. the preparation method of a kind of polyurethane material modeling according to claim 1, it is characterized in that: described cleaning dies cavity method is: the mode of using cloth to wipe with is cleared up dies cavity, perhaps spray releasing agent cleaning dies cavity, perhaps brushing releasing agent cleaning dies cavity.
7. the preparation method of a kind of polyurethane material modeling according to claim 1, it is characterized in that: described model is integrated.
8. the preparation method of a kind of polyurethane material modeling according to claim 5 is characterized in that: described PPG is to be made through sudden reaction in the presence of catalyst by initiator and oxirane, expoxy propane, epoxy butane etc.; Described isocyanates is selected from the compound of the isocyanates of polyphenyl polymethylene polyisocyanates and isocyanates, Carbodiimide-Modified.
9. the preparation method of a kind of polyurethane material modeling according to claim 3 is characterized in that: described internal layer is the hard foamed layer of imitative wood grain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210335861.6A CN102848510B (en) | 2012-09-12 | 2012-09-12 | A kind of preparation method of polyurethane material modeling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210335861.6A CN102848510B (en) | 2012-09-12 | 2012-09-12 | A kind of preparation method of polyurethane material modeling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102848510A true CN102848510A (en) | 2013-01-02 |
| CN102848510B CN102848510B (en) | 2016-01-20 |
Family
ID=47395683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210335861.6A Expired - Fee Related CN102848510B (en) | 2012-09-12 | 2012-09-12 | A kind of preparation method of polyurethane material modeling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102848510B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015036877A1 (en) * | 2013-09-12 | 2015-03-19 | Torres Antônio Carlos | System for positioning rotational casting moulds |
| CN104553570A (en) * | 2014-12-11 | 2015-04-29 | 沈阳师范大学 | Method for shaping artware |
| CN106346669A (en) * | 2016-11-02 | 2017-01-25 | 东莞市聚成福环保材料有限公司 | Manufacturing technique for hollow elastic ball and centrifuging forming machine thereof |
| CN106810659A (en) * | 2017-02-24 | 2017-06-09 | 耿佃勇 | Polyurethane clothing model and preparation method thereof |
| CN106863873A (en) * | 2016-12-28 | 2017-06-20 | 东莞市聚成福环保材料有限公司 | A kind of manufacture craft of shock-absorbing sole |
| CN108044859A (en) * | 2017-12-12 | 2018-05-18 | 温岭市旭日滚塑科技有限公司 | A kind of rotational foaming moulding process |
| FR3095772A1 (en) * | 2019-05-10 | 2020-11-13 | Louis Durot | Process for manufacturing movable objects or parts of movable objects in optionally biodegradable polymer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101157259A (en) * | 2006-10-06 | 2008-04-09 | 叶根林 | Method for rotational molding processing plastic furniture and its products |
| CN101298176A (en) * | 2008-06-19 | 2008-11-05 | 罗宏宇 | Tower type three-arm dual-chamber self control rotational molding machine |
| US7628604B2 (en) * | 2001-07-18 | 2009-12-08 | Allergan, Inc. | Rotational molding system for medical articles |
| CN101920440A (en) * | 2010-07-05 | 2010-12-22 | 无锡市澳富特成型技术科研有限公司 | Quick manufacturing process of rotational moulding machine die |
| CN102601905A (en) * | 2012-03-29 | 2012-07-25 | 温岭市旭日滚塑科技有限公司 | Three-layer plastic automobile shell and rotational molding process of three-layer plastic automobile shell |
-
2012
- 2012-09-12 CN CN201210335861.6A patent/CN102848510B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7628604B2 (en) * | 2001-07-18 | 2009-12-08 | Allergan, Inc. | Rotational molding system for medical articles |
| CN101157259A (en) * | 2006-10-06 | 2008-04-09 | 叶根林 | Method for rotational molding processing plastic furniture and its products |
| CN101298176A (en) * | 2008-06-19 | 2008-11-05 | 罗宏宇 | Tower type three-arm dual-chamber self control rotational molding machine |
| CN101920440A (en) * | 2010-07-05 | 2010-12-22 | 无锡市澳富特成型技术科研有限公司 | Quick manufacturing process of rotational moulding machine die |
| CN102601905A (en) * | 2012-03-29 | 2012-07-25 | 温岭市旭日滚塑科技有限公司 | Three-layer plastic automobile shell and rotational molding process of three-layer plastic automobile shell |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015036877A1 (en) * | 2013-09-12 | 2015-03-19 | Torres Antônio Carlos | System for positioning rotational casting moulds |
| CN104553570A (en) * | 2014-12-11 | 2015-04-29 | 沈阳师范大学 | Method for shaping artware |
| CN106346669A (en) * | 2016-11-02 | 2017-01-25 | 东莞市聚成福环保材料有限公司 | Manufacturing technique for hollow elastic ball and centrifuging forming machine thereof |
| CN106863873A (en) * | 2016-12-28 | 2017-06-20 | 东莞市聚成福环保材料有限公司 | A kind of manufacture craft of shock-absorbing sole |
| CN106810659A (en) * | 2017-02-24 | 2017-06-09 | 耿佃勇 | Polyurethane clothing model and preparation method thereof |
| CN108044859A (en) * | 2017-12-12 | 2018-05-18 | 温岭市旭日滚塑科技有限公司 | A kind of rotational foaming moulding process |
| CN108044859B (en) * | 2017-12-12 | 2019-11-08 | 温岭市旭日滚塑科技有限公司 | A kind of rotational foaming moulding process |
| FR3095772A1 (en) * | 2019-05-10 | 2020-11-13 | Louis Durot | Process for manufacturing movable objects or parts of movable objects in optionally biodegradable polymer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102848510B (en) | 2016-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102848510B (en) | A kind of preparation method of polyurethane material modeling | |
| JPH0327914A (en) | Production of article having elastomer shell and synthetic foam core | |
| CN105153638A (en) | Fiber reinforced plastic and method for producing sculpture from fiber reinforced plastic | |
| CN101537684A (en) | Polyurethane foam forming mould and manufacturing method of mould cavities | |
| JPH07508939A (en) | Method for manufacturing self-supporting synthetic equipment and equipment manufactured in this way | |
| CN102615764A (en) | Polyurethane foaming toy not limited to play environment and manufacturing method thereof | |
| CN105017757B (en) | A kind of method and product for preparing Fragile cap | |
| CN104262574A (en) | Polyurethane toy and preparation method thereof | |
| CN100515299C (en) | Toilet bowl with acrylic and glass fiber composite structure and manufacturing method thereof | |
| CN112226071A (en) | Polyurethane rigid foam for processing automobile seat and manufacturing method thereof | |
| CN103589137A (en) | Quickly molded polyurethane and hemp fiber composite plate based on HP-RTM (high pressure-resin transfer molding) technology | |
| CN202685187U (en) | Mold for making hollow polyurethane foam product | |
| CN103252862B (en) | A kind of manufacture method of polyurethane foam hollow ball | |
| CN102501505A (en) | Compound type automobile interior trim and preparation method thereof | |
| CN208305857U (en) | A kind of circulating polyurethane shoe-sole manufacturing line | |
| CN101323700A (en) | Hard polyamine polyamine resin moulded product and manufacturing method thereof | |
| CN100482436C (en) | Fortified polyurethane foamed body and its manufacturing method | |
| CN101913227B (en) | Production method of all-rubberized adult sexual product | |
| CN104511992A (en) | Manufacturing technology of high-simulation flexible animal model | |
| CN101781452A (en) | Product of polyurethane-glass fiber resin compound material and method for preparing same | |
| CN104512083A (en) | Preparation technology of large-scale flexible recreation facility | |
| CN201525164U (en) | Composite material | |
| CN211645092U (en) | Preparation equipment of self-skinning polyurethane composition for heat insulation and wave absorption | |
| CN101837629B (en) | Manufacturing method for mahjong machine enclosure frame panel based on foaming technology | |
| CN203446693U (en) | Sole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cai Yangyi Inventor before: Wu Shunli |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160204 Address after: 102 room 30, 510000 Gonghe Road, Guangzhou, Guangdong, Yuexiu District Patentee after: Cai Yangyi Address before: Will the dormitory town Qi Bang Cymbidium model company Xinhui District 529000 Guangdong city of Jiangmen Province Patentee before: Wu Shunli |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190912 |