CN104890173A - Preparation method of bi-color melamine - Google Patents
Preparation method of bi-color melamine Download PDFInfo
- Publication number
- CN104890173A CN104890173A CN201510293493.7A CN201510293493A CN104890173A CN 104890173 A CN104890173 A CN 104890173A CN 201510293493 A CN201510293493 A CN 201510293493A CN 104890173 A CN104890173 A CN 104890173A
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- CN
- China
- Prior art keywords
- melamine
- bicolor
- color
- preparation
- predetermined pattern
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/20—Making multilayered or multicoloured articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5808—Measuring, controlling or regulating pressure or compressing force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5816—Measuring, controlling or regulating temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2022/00—Hollow articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of melamine preparation methods, in particular to a preparation method of bi-color melamine. The preparation method comprises the steps of: step 1: first, preparing double molds including a transfer mold and a bi-color mold, step 2: putting melamine resin of a first color in the transfer mold, putting the transfer mold on a machine platform, carrying out hot press molding to form an outer layer of bi-color melamine, and step 3: putting melamine resin of a strain color on a female mold, putting the outer layer of bi-color melamine on a male mold, putting the male mold and the female mold on the machine platform, and carrying out hot pressing on the melamine resin of the second color on the female mold with the machine platform to allow the melamine resin of the second color to be filled into other parts than preset patterns on the outer layer of bi-color melamine, thereby forming bi-color melamine with the preset patterns, wherein the bi-color mold comprises the male mold and the female mold; at least one preset pattern bulge end is formed on the surface of the transfer mold; and bulges with the preset patterns are formed on the outer layer to ensure that the preset patterns are higher than the surface of the outer layer. According to the method, a preparation process is easy to control, a rate of finished products is high, and the appearance is attractive and diversified.
Description
Technical field
The present invention relates to U.S. resistance to ware preparation method technical field, particularly relate to a kind of preparation method of bicolor melamine.
Background technology
U.S. resistance to ware (Melamine) is the U.S. resin of resistance to ware by name entirely, and also claiming pyramine, imitative porcelain, mould porcelain, is a kind of converted products of senior chemical raw material.Melamine vessel is because having the speciality such as high temperature resistant and shock-resistant; often be used by people to be installed in article; in order to make melamine vessel, there is external form attractive in appearance; usual meeting prints various pattern on the inner surface or outer surface of melamine vessel; traditional mode of printing has the mode such as screen printing, transfer printing; it utilizes machinery predetermined group to be printed on the inner surface of container or outer surface or surfaces externally and internally, and therefore, the pattern on melamine vessel surface is mostly plane configuration.TaiWan, China patent announcement M307361 patent shows, for the melamine vessel presenting three-dimensional kenel utilizes many groups to engrave aperture layer and overlapping the forming that be combined with each other for the protruding layer engraving aperture layer, the mutually overlapping of different colours material layer is utilized to present different color kenels, polychrome is presented and the kenel of solid with stacked sequence, but processing procedure keyholed back plate not easily, easily cause finished product to occur the problems such as open defect, and inner layer color is single, outward appearance lacks aesthetic feeling.
Therefore, the preparation method that a kind of bicolor melamine is provided is badly in need of, to solve the deficiencies in the prior art.
Summary of the invention
The invention provides a kind of preparation method of bicolor melamine, can present two kinds of different colors in bicolor melamine, the inner surface of bicolor melamine is formed with multiple different space pattern, method is simple, and preparation process easily controls, and yield rate is high, and color pattern enriches changeable, aesthetic appearance.
For achieving the above object, the present invention adopts following technical scheme:
A preparation method for bicolor melamine, comprises the following steps:
Step 1: first prepare double molds, described double molds comprises shifting formwork and two look moulds, and described two look moulds comprise male model and master mold, and described shifting formwork surface forms the protruding end of at least one predetermined pattern;
Step 2: U.S.'s resin of resistance to ware of the first color to be placed in shifting formwork and to be placed on board, hot-forming go out the skin of bicolor melamine, described skin forms the projection of described predetermined pattern, makes predetermined pattern higher than described superficies;
Step 3: U.S.'s resin of resistance to ware placing the second color on master mold, the outer of the bicolor melamine of the projection of predetermined pattern that have step 2 prepared is placed on male model, then male model and master mold are placed on board, utilize U.S.'s resin of resistance to ware of the second color on master mold described in described board hot pressing, make U.S.'s resin filling of resistance to ware of the second color part beyond the outer field predetermined pattern of described bicolor melamine, thus form the bicolor melamine with predetermined pattern.
More preferably, the projection of described predetermined pattern takes shape on the outer field inner surface of described bicolor melamine.
More preferably, described double molds is formed by open die forging or closed die forging.
More preferably, the size of described male model and the measure-alike of described shifting formwork.
More preferably, the temperature of step 2 hot pressing is between 120-200 DEG C, and pressure is between 150-250T, and the time is between 50-200s.
More preferably, the temperature of step 3 hot pressing is between 120-200 DEG C, and pressure is between 150-250T, and the time is between 50-200s.
More preferably, the die cavity space of described shifting formwork is 1/1 to three/4th of described bicolor melamine thickness.
More preferably, the protruding end of described shifting formwork surface programming pattern is formed by laser or laser engraving.
More preferably, the protruding end of described shifting formwork surface programming pattern is formed by etching.
More preferably, the protruding end of described shifting formwork surface programming pattern is formed by water carving.
The invention discloses a kind of preparation method of bicolor melamine, comprise the following steps:
Step 1: first prepare double molds, described double molds comprises shifting formwork and two look moulds, and described two look moulds comprise male model and master mold, and described shifting formwork surface forms the protruding end of at least one predetermined pattern;
Step 2: U.S.'s resin of resistance to ware of the first color to be placed in shifting formwork and to be placed on board, hot-forming go out the skin of bicolor melamine, described skin forms the projection of described predetermined pattern, makes predetermined pattern higher than described superficies;
Step 3: U.S.'s resin of resistance to ware placing the second color on master mold, the outer of the bicolor melamine of the projection of predetermined pattern that have step 2 prepared is placed on male model, then male model and master mold are placed on board, utilize U.S.'s resin of resistance to ware of the second color on master mold described in described board hot pressing, make U.S.'s resin filling of resistance to ware of the second color part beyond the outer field predetermined pattern of described bicolor melamine, thus the bicolor melamine formed with predetermined pattern, compared with prior art, bicolor melamine can be prepared by said method, first by U.S. resistance to ware of shifting formwork preparation with the first color, and form the projection with this predetermined pattern in its surface, then by two look mold filling the second design and colors, two kinds of different colors can be presented in bicolor melamine, and be formed with multiple different space pattern at the inner surface of bicolor melamine, method is simple, preparation process easily controls, yield rate is high, and color pattern enriches changeable, aesthetic appearance.
Accompanying drawing explanation
Fig. 1 is the structural representation of shifting formwork of the present invention.
Fig. 2 is the structural representation of two look moulds of the present invention.
Fig. 3 is the structural representation of the master mold of two look moulds of the present invention.
Fig. 4 is the structural representation of bicolor melamine of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further illustrated, and this is preferred embodiment of the present invention.
Embodiment 1
As illustrated in the accompanying drawings from 1 to 3, a kind of preparation method of bicolor melamine, comprises the following steps:
Step 1: first prepare double molds, described double molds comprises shifting formwork 1 and two look moulds 2, and described two look mould 2 tools comprise male model 21 and master mold 22, and described shifting formwork 1 surface forms the protruding end 11 of at least one predetermined pattern 3;
Step 2: U.S.'s resin of resistance to ware of the first color to be placed in shifting formwork 1 and to be placed on board, hot-forming go out the skin of bicolor melamine, described skin forms the projection of described predetermined pattern 4, makes predetermined pattern 4 higher than described superficies;
Step 3: U.S.'s resin of resistance to ware placing the second color on master mold 22, the outer of the bicolor melamine of the projection of predetermined pattern 4 that have step 2 prepared is placed on male model 21, then male model 21 and master mold 22 are placed on board, utilize U.S.'s resin of resistance to ware of the second color on master mold 22 described in described board hot pressing, make U.S.'s resin filling of resistance to ware of the second color part beyond the outer field predetermined pattern 4 of described bicolor melamine, thus form the bicolor melamine 5 with predetermined pattern.
More preferably, the projection of described predetermined pattern 4 takes shape on the outer field inner surface of described bicolor melamine 5.
More preferably, described double molds is formed by open die forging or closed die forging.
More preferably, the size of described male model 21 and the measure-alike of described shifting formwork 1.
More preferably, the temperature of step 2 hot pressing is between 120-200 DEG C, and pressure is between 150-250T, and the time is between 50-200s.
More preferably, the temperature of step 3 hot pressing is between 120-200 DEG C, and pressure is between 150-250T, and the time is between 50-200s.
More preferably, the die cavity space of described shifting formwork 1 is 1/1 to three/4th of described bicolor melamine thickness.
More preferably, the protruding end of described shifting formwork 1 surface programming pattern is formed by laser or laser engraving.
More preferably, the protruding end of described shifting formwork 1 surface programming pattern is formed by etching.
More preferably, the protruding end of described shifting formwork 1 surface programming pattern is formed by water carving.
The invention discloses a kind of preparation method of bicolor melamine, comprise the following steps:
Step 1: first prepare double molds, described double molds comprises shifting formwork and two look moulds, and described two look moulds comprise male model and master mold, and described shifting formwork surface forms the protruding end of at least one predetermined pattern, make two look moulds when a board extrusion molding, this has the projection of this predetermined pattern on the surface;
Step 2: U.S.'s resin of resistance to ware of the first color to be placed in shifting formwork and to be placed on board, hot-forming go out the skin of bicolor melamine, described skin forms the projection of described predetermined pattern, makes predetermined pattern higher than described superficies;
Step 3: U.S.'s resin of resistance to ware placing the second color on master mold, the outer of the bicolor melamine of the projection of predetermined pattern that have step 2 prepared is placed on male model, then male model and master mold are placed on board, utilize U.S.'s resin of resistance to ware of the second color on master mold described in described board hot pressing, make U.S.'s resin filling of resistance to ware of the second color part beyond the outer field predetermined pattern of described bicolor melamine, thus the bicolor melamine formed with predetermined pattern, compared with prior art, bicolor melamine can be prepared by said method, first by U.S. resistance to ware of shifting formwork preparation with the first color, form the projection with this predetermined pattern in its surface, then by two look mold filling the second design and colors, two kinds of different colors can be presented in bicolor melamine, the inner surface of bicolor melamine is formed with multiple different space pattern, method is simple, preparation process easily controls, yield rate is high, and color pattern enriches changeable, aesthetic appearance.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (10)
1. a preparation method for bicolor melamine, is characterized in that, comprises the following steps:
Step 1: first prepare double molds, described double molds comprises shifting formwork and two look moulds, and described two look moulds comprise male model and master mold, and described shifting formwork surface forms the protruding end of at least one predetermined pattern;
Step 2: U.S.'s resin of resistance to ware of the first color to be placed in shifting formwork and to be placed on board, hot-forming go out the skin of bicolor melamine, described skin forms the projection of described predetermined pattern, makes predetermined pattern higher than described superficies;
Step 3: U.S.'s resin of resistance to ware placing the second color on master mold, the outer of the bicolor melamine of the projection of predetermined pattern that have step 2 prepared is placed on male model, then male model and master mold are placed on board, utilize U.S.'s resin of resistance to ware of the second color on master mold described in described board hot pressing, make U.S.'s resin filling of resistance to ware of the second color part beyond the outer field predetermined pattern of described bicolor melamine, thus form the bicolor melamine with predetermined pattern.
2. the preparation method of bicolor melamine according to claim 1, is characterized in that: the projection of described predetermined pattern takes shape on the outer field inner surface of described bicolor melamine.
3. the preparation method of bicolor melamine according to claim 1, is characterized in that: described double molds is formed by open die forging or closed die forging.
4. the preparation method of bicolor melamine according to claim 1, is characterized in that: the size of described male model and the measure-alike of described shifting formwork.
5. the preparation method of bicolor melamine according to claim 1, is characterized in that: the temperature of step 2 hot pressing is between 120-200 DEG C, and pressure is between 150-250T, and the time is between 50-200s.
6. the preparation method of bicolor melamine according to claim 1, is characterized in that: the temperature of step 3 hot pressing is between 120-200 DEG C, and pressure is between 150-250T, and the time is between 50-200s.
7. the preparation method of bicolor melamine according to claim 1, is characterized in that: the die cavity space of described shifting formwork is 1/1 to three/4th of described bicolor melamine thickness.
8. the preparation method of bicolor melamine according to claim 1, is characterized in that: the protruding end of described shifting formwork surface programming pattern is formed by laser or laser engraving.
9. the preparation method of bicolor melamine according to claim 1, is characterized in that: the protruding end of described shifting formwork surface programming pattern is formed by etching.
10. the preparation method of bicolor melamine according to claim 1, is characterized in that: the protruding end of described shifting formwork surface programming pattern is formed by water carving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293493.7A CN104890173B (en) | 2015-05-30 | 2015-05-30 | A kind of preparation method of bicolor melamine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293493.7A CN104890173B (en) | 2015-05-30 | 2015-05-30 | A kind of preparation method of bicolor melamine |
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| Publication Number | Publication Date |
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| CN104890173A true CN104890173A (en) | 2015-09-09 |
| CN104890173B CN104890173B (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510293493.7A Expired - Fee Related CN104890173B (en) | 2015-05-30 | 2015-05-30 | A kind of preparation method of bicolor melamine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109760253A (en) * | 2018-12-29 | 2019-05-17 | 兴科电子(东莞)有限公司 | A kind of moulding process of double-colored watchband |
| CN115179572A (en) * | 2022-02-22 | 2022-10-14 | 东莞市盛丰裕实业有限公司 | Melamine three-color process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1490145A (en) * | 2002-10-17 | 2004-04-21 | 桥发有限公司 | Producing method for two-colour product of melamine container |
| CN200978032Y (en) * | 2006-05-08 | 2007-11-21 | 琦美兴业股份有限公司 | Melamine vessel with secondary material component |
| CN101434119A (en) * | 2008-12-16 | 2009-05-20 | 苏州工业园区科逸卫浴设备有限公司 | Compression moulding forming method, reinforced plastic and special facing material for the method |
| CN102512048A (en) * | 2011-11-04 | 2012-06-27 | 东莞市文裕美耐皿制品有限公司 | Double-color melamine vessel and molding method |
| CN203888118U (en) * | 2014-04-22 | 2014-10-22 | 鸿安（福建）机械有限公司 | Two-color melamine tableware forming machine |
-
2015
- 2015-05-30 CN CN201510293493.7A patent/CN104890173B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1490145A (en) * | 2002-10-17 | 2004-04-21 | 桥发有限公司 | Producing method for two-colour product of melamine container |
| CN200978032Y (en) * | 2006-05-08 | 2007-11-21 | 琦美兴业股份有限公司 | Melamine vessel with secondary material component |
| CN101434119A (en) * | 2008-12-16 | 2009-05-20 | 苏州工业园区科逸卫浴设备有限公司 | Compression moulding forming method, reinforced plastic and special facing material for the method |
| CN102512048A (en) * | 2011-11-04 | 2012-06-27 | 东莞市文裕美耐皿制品有限公司 | Double-color melamine vessel and molding method |
| CN203888118U (en) * | 2014-04-22 | 2014-10-22 | 鸿安（福建）机械有限公司 | Two-color melamine tableware forming machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109760253A (en) * | 2018-12-29 | 2019-05-17 | 兴科电子(东莞)有限公司 | A kind of moulding process of double-colored watchband |
| CN115179572A (en) * | 2022-02-22 | 2022-10-14 | 东莞市盛丰裕实业有限公司 | Melamine three-color process |
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| Publication number | Publication date |
|---|---|
| CN104890173B (en) | 2018-03-16 |
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Granted publication date: 20180316 Termination date: 20200530 |