CN106273532A - A kind of light material master mold manufacture method of sanitary ceramics - Google Patents
A kind of light material master mold manufacture method of sanitary ceramics Download PDFInfo
- Publication number
- CN106273532A CN106273532A CN201610837214.3A CN201610837214A CN106273532A CN 106273532 A CN106273532 A CN 106273532A CN 201610837214 A CN201610837214 A CN 201610837214A CN 106273532 A CN106273532 A CN 106273532A
- Authority
- CN
- China
- Prior art keywords
- layer
- master mold
- epoxy resin
- manufacture method
- resin
- 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
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
- B28B7/346—Manufacture of moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
- B28B7/348—Moulds, cores, or mandrels of special material, e.g. destructible materials of plastic material or rubber
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Composite Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The light material master mold manufacture method of a kind of sanitary ceramics, belongs to sanitary ceramic die manufacture method technical field.Its technical scheme is: rehearse mouth with Gypsum Fibrosum, after with floor wax brushing twice;Wax layer is dried, is first coated with ground floor with gel coating resin at model surface;Mix with glass fabric and epoxy resin and paste basic unit;Intermediate filling layer is done with sawdust, epoxy resin, one layer of epoxy resin of brush again after solidification, then paste layer of glass cloth;Finally add one layer of outer surface of toner brushing with gel coating resin;Sand papering and polishing is used after opening tire.The present invention is breakthrough and the innovation of sanitary ceramics master mold manufacture method, comparing with same breed mould can loss of weight more than 70%, cost-effective material more than 30%, improve production efficiency 40%, can substantially reduce the breakage in use and deformation, service life, more than 20,000 times, is significantly increased than existing sanitary ceramics master mold, production cost can be substantially reduced, improve the economic benefit of enterprise.
Description
Technical field
The present invention relates to the manufacture method of a kind of sanitary ceramics master mold, belong to sanitary ceramic die manufacture method technology neck
Territory.
Background technology
In the production process of sanitary ceramics, making master mold is very important operation.The master mold of sanitary ceramics has at present
Cement master mold, cement gypsum master mold, fiberglass master mold, resin master mold etc. are several, and each of which has different pluses and minuses.
1. cement master mold: Production Time is long, mould is heavy and cannot revise, and surface is rougher, service life 1000 times.
2. cement gypsum master mold: by cement and Gypsum Fibrosum mixing manufacture, service life is extremely short, typically at about 100 times, mould
Weight is the heaviest, and piecemeal is more, and surface smoothness is rougher, and Master Cost is cheap.
3. fiberglass master mold: pasted in layers by unsaturated-resin and glass fabric, it has, and piecemeal is few, weight
Gently, smooth surface and the advantage such as access times are many.Its shortcoming is the most yielding, waters the model boil on the nape opposite the mouth seam outpoured the tightest
Deng, service life is at 3000-5000 time.
4. resin master mold: commonly used epoxy resin mixes to pour with stone, sand and forms.Major advantage is any surface finish
Degree height, service life is long, at about 10,000 times.Shortcoming is that piecemeal is many, and dead weight is big, affected greatly by humidity in season, the especially summer
Megathermal period in season, easily deform.
Currently used several master molds have different shortcomings, particularly cement master mold, cement gypsum master mold and resin female
The weight of mould is big, difficult in production, although and fiberglass master mold is lightweight, but be easily deformed, cause product quality not
Can guarantee that, be the most extremely necessary to develop new sanitary ceramics master mold, to overcome the shortcoming of existing master mold, meet production development
Need.
Summary of the invention
The technical problem to be solved is to provide the light material master mold manufacture method of a kind of sanitary ceramics, this
Manufacture method can reduce master mold on the premise of ensureing master mold length in service life, smooth surface, being unlikely to deform to greatest extent
Weight, minimizing block model.
The technical scheme solving above-mentioned technical problem is:
The light material master mold manufacture method of a kind of sanitary ceramics, the raw material making master mold that it uses includes wood sawdust, glass
Glass fiber cloth, epoxy resin, gel coating resin, make master mold and use following steps to carry out:
A. plaster model is placed on level table and pads;
B. rehearse mouth with Gypsum Fibrosum, after with floor wax brushing twice, prevent resin and the adhesion of gypsum mold top layer;
C. wax layer is dried, is first coated with ground floor with gel coating resin at model surface, and brushing must uniformly, and top layer must be smooth;
D. after gel coating resin is fully cured, start from basic unit, basic unit's glass fabric and epoxy resin mixing paste, first
It is coated with one layer of epoxy resin, then pastes layer of glass, repeat once after cured, this basic unit two-layer fiber cloth;
Starting to do intermediate filling layer the most after cured, material is sawdust, epoxy resin, and both are laggard in 2:1 ratio mix and blend
Row is filled, simultaneously real with wooden unit chisel, one layer of epoxy resin of brush the most again, then pastes layer of glass cloth, reaches to strengthen consolidating
Solid purpose;
The most last gel coating resin adds one layer of outer surface of toner brushing, will accomplish brushing uniformly, smooth surface;
G. carry out out tire after the solidification of top layer to process;
H. first take out plaster master after opening tire, then polish with 120 mesh coarse sandpapers, finally join with Hand held mould buffing machine
Close 800 mesh waterproof abrasive papers and be polished polishing.
The light material master mold manufacture method of above-mentioned sanitary ceramics, the particle requirement of described wood sawdust is more than 0.5
And less than 2.
The light material master mold manufacture method of above-mentioned sanitary ceramics, described epoxy resin is bisphenol A epoxide resin and solidification
Agent mixes, and bisphenol A epoxide resin and firming agent mixed proportion are 2;1-6;1.
The invention has the beneficial effects as follows:
The light material master mold that the present invention makes is a kind of new sanitary ceramics master mold, this light material master mold and manufacture method
The innovation of sanitary ceramics master mold and manufacture method, solve current sanitary ceramics master mold weight big, mobile difficult and lightweight,
The yielding contradiction that can not get both between the two, is the breakthrough of sanitary ceramics master mold manufacturing technology.
The present invention make master mold compare with the same breed mould of prior art can loss of weight more than 70%, cost-effective material
Material more than 30%.The most prominent in terms of alleviating worker's labor intensity, owing to itself is lightweight, can work 8 hours every days
Improve production efficiency 40% in time, batch production process can alleviate worker significantly and removing the labor intensity in the time of falling mold.This
The master mold resin tire toughness of bright making is strengthened, and can substantially reduce the breakage in use and deformation, service life more than 20,000 times,
It is significantly increased than existing sanitary ceramics master mold, production cost can be substantially reduced, improve the economic benefit of enterprise.
Detailed description of the invention
The light material master mold that the present invention makes is a kind of new sanitary ceramics master mold, and the raw material making master mold includes wooden
Sawdust, glass fabric, epoxy resin, gel coating resin.Making master mold uses following steps to carry out:
A. plaster model is placed on level table and pads;
B. rehearse mouth with Gypsum Fibrosum, after with floor wax brushing twice, prevent resin and the adhesion of gypsum mold top layer;
C. wax layer is dried, is first coated with ground floor with gel coating resin at model surface, and brushing must uniformly, and top layer must be smooth;
D. after gel coating resin is fully cured, start from basic unit, basic unit's glass fabric and epoxy resin mixing paste, first
It is coated with one layer of epoxy resin, then pastes layer of glass, repeat once after cured, this basic unit two-layer fiber cloth;
Starting to do intermediate filling layer the most after cured, material is sawdust, epoxy resin, and both are laggard in 2:1 ratio mix and blend
Row is filled, simultaneously real with wooden unit chisel, one layer of epoxy resin of brush the most again, then pastes layer of glass cloth, reaches to strengthen consolidating
Solid purpose;
The most last gel coating resin adds one layer of outer surface of toner brushing, will accomplish brushing uniformly, smooth surface;
G. carry out out tire after the solidification of top layer to process;
H. first take out plaster master after opening tire, then polish with 120 mesh coarse sandpapers, finally join with Hand held mould buffing machine
Close 800 mesh waterproof abrasive papers and be polished polishing.
In the above-mentioned manufacture method of the present invention, the particle requirement of the wood sawdust used is for more than 0.5 and less than 2
㎜。
In the above-mentioned manufacture method of the present invention, the epoxy resin used is that bisphenol A epoxide resin mixes with firming agent
Forming, bisphenol A epoxide resin and firming agent mixed proportion are 2;1-6;1.
It is 2 at bisphenol A epoxide resin and firming agent mixed proportion;When 1, its advantage is: setting time is the shortest, can improve life
Produce efficiency;Its shortcoming is: production technology and worker operate requirement higher;Relatively costly.
It is 4 at bisphenol A epoxide resin and firming agent mixed proportion;When 1, its advantage is: setting time is moderate, technique
Ask the highest, moderate cost.
It is 6 at bisphenol A epoxide resin and firming agent mixed proportion;When 1, its advantage is: setting time is longer, technique
Asking the highest, cost is relatively low;Its shortcoming is: setting time is long, affects work efficiency.
In actual production, suitable proportioning can be selected to produce according to practical situation.
The manufacture method of the present invention for the requirement of other working condition is:
Room temperature requires: 5 DEG C ~ 45 DEG C;
Instrument: ruler (steel) 1m, ribbon 3m, cast iron platform 1.2m*2m, horizon rule and other kits (brush, are cut
Son, scoop etc.);
Place: more than at least 20, ventilates, is dried, daylighting is good top Factory Building.
The material that one embodiment of the present of invention uses is as follows:
Wood sawdust: particle requirement 1.
Glass fabric: model EBL T800UP1270.
Bisphenol A epoxide resin: model ES626.
Firming agent: model EH926.
Bisphenol A epoxide resin and firming agent mixed proportion 4:1, the slightly yellow clear viscous liquids mixed, after mixing
Epoxide number: 0.45 ± 0.02eg/100g, viscosity: 2-4pa.s/25 DEG C.
Gel coating resin: vinyl epoxy-type gel coating resin.
Claims (3)
1. the light material master mold manufacture method of a sanitary ceramics, it is characterised in that: the raw material bag making master mold that it uses
Include wood sawdust, glass fabric, epoxy resin, gel coating resin, make master mold and use following steps to carry out:
A. plaster model is placed on level table and pads;
B. rehearse mouth with Gypsum Fibrosum, after with floor wax brushing twice, prevent resin and the adhesion of gypsum mold top layer;
C. wax layer is dried, is first coated with ground floor with gel coating resin at model surface, and brushing must uniformly, and top layer must be smooth;
D. after gel coating resin is fully cured, start from basic unit, basic unit's glass fabric and epoxy resin mixing paste, first
It is coated with one layer of epoxy resin, then pastes layer of glass, repeat once after cured, this basic unit two-layer fiber cloth;
Starting to do intermediate filling layer the most after cured, material is sawdust, epoxy resin, and both are laggard in 2:1 ratio mix and blend
Row is filled, simultaneously real with wooden unit chisel, one layer of epoxy resin of brush the most again, then pastes layer of glass cloth, reaches to strengthen consolidating
Solid purpose;
The most last gel coating resin adds one layer of outer surface of toner brushing, will accomplish brushing uniformly, smooth surface;
G. carry out out tire after the solidification of top layer to process;
H. first take out plaster master after opening tire, then polish with 120 mesh coarse sandpapers, finally join with Hand held mould buffing machine
Close 800 mesh waterproof abrasive papers and be polished polishing.
The light material master mold manufacture method of sanitary ceramics the most according to claim 1, it is characterised in that: described wooden saw
The particle requirement at end is more than 0.5 and less than 2.
The light material master mold manufacture method of sanitary ceramics the most according to claim 2, it is characterised in that: described asphalt mixtures modified by epoxy resin
Fat is that bisphenol A epoxide resin mixes with firming agent, and bisphenol A epoxide resin and firming agent mixed proportion are 2;1-6;1.
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CN201610837214.3A CN106273532B (en) | 2016-09-21 | 2016-09-21 | A kind of light material master mold production method of sanitary ceramics |
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CN201610837214.3A CN106273532B (en) | 2016-09-21 | 2016-09-21 | A kind of light material master mold production method of sanitary ceramics |
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CN106273532A true CN106273532A (en) | 2017-01-04 |
CN106273532B CN106273532B (en) | 2018-11-06 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1586912A (en) * | 2004-07-27 | 2005-03-02 | 李翠华 | Process for producing building material and artificial yuhua pebble |
CN101181823A (en) * | 2007-12-07 | 2008-05-21 | 罗桂华 | Artificial stone integral bathtub and method for making same |
CN104608302A (en) * | 2015-01-09 | 2015-05-13 | 上海澳金玻璃钢制品有限公司 | Production process of artificial stone tub with simulated stone lines |
CN105643949A (en) * | 2016-01-27 | 2016-06-08 | 爱尔滨卫浴(南通)有限公司 | Production technology of reinforced composite bathtub |
-
2016
- 2016-09-21 CN CN201610837214.3A patent/CN106273532B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1586912A (en) * | 2004-07-27 | 2005-03-02 | 李翠华 | Process for producing building material and artificial yuhua pebble |
CN101181823A (en) * | 2007-12-07 | 2008-05-21 | 罗桂华 | Artificial stone integral bathtub and method for making same |
CN104608302A (en) * | 2015-01-09 | 2015-05-13 | 上海澳金玻璃钢制品有限公司 | Production process of artificial stone tub with simulated stone lines |
CN105643949A (en) * | 2016-01-27 | 2016-06-08 | 爱尔滨卫浴(南通)有限公司 | Production technology of reinforced composite bathtub |
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