CN102745956A - High-strength non-burned building decorative material and preparation method and device thereof - Google Patents

High-strength non-burned building decorative material and preparation method and device thereof Download PDF

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Publication number
CN102745956A
CN102745956A CN2012102107184A CN201210210718A CN102745956A CN 102745956 A CN102745956 A CN 102745956A CN 2012102107184 A CN2012102107184 A CN 2012102107184A CN 201210210718 A CN201210210718 A CN 201210210718A CN 102745956 A CN102745956 A CN 102745956A
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conveying belt
mould
cement
discharge end
conveyer belt
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闵向东
石洪阵
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JIANGSU JINJIU SCI-TECH NEW MATERIAL Co Ltd
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JIANGSU JINJIU SCI-TECH NEW MATERIAL Co Ltd
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Abstract

A high-strength non-burned building decorative material and a preparation method and a device thereof; in an adopted formula, quartz sand is mainly used as a support skeleton; high-standard cement is used as a binder; a fixing agent and a promoter ensure the curing and hardening effect of products; methyl cellulose and ash calcium powder can assist the improvement of hardening strength; The device comprises a stirrer, a first conveyer belt, a mold, a second conveyer belt, a vibration platform, a third conveyer belt, a strickling machine, a fourth conveyer belt, a mechanical arm, a sealing chamber, a sand-blasting machine, and a cutting machine; raw materials are proportioned and mixed, molded in a resin mold, cured through vibration, naturally dried, demolded, and sandblasted; desired dimensions are set and the cutting is performed; a production process with the mechanical arm and a conveyer belt streamline is adopted; the prepared product has a large density, high strength, and has the performance of heat resistance, corrosion resistance, crack resistance, and freeze resistance.

Description

Unburned building and ornament materials of HS and preparation method thereof and equipment
Technical field
The present invention relates to the unburned building and ornament materials of a kind of HS, relate in particular to the preparation method of the unburned building and ornament materials of a kind of HS.
Background technology
Along with the demand to material of construction on the market constantly increases, continuing to bring out out on the market respectively had the architectural feature novel material in recent years, the making rapid progress of New Building Materials; Update, bring negative crisis awareness also for simultaneously China's soil resource, energy consumption is big; Fume emission is big, pollutes heavy.Therefore in order to meet the development building materials general policy of China's " protect the fields, save energy, suit measures to local conditions, gather materials on the spot ".Unburned material of construction has constantly obtained using widely in the expansion at building field.In present prior art, non-burning brick use flyash or river sand add a certain amount of auxiliary material such as cement, laterite, lime, gypsum etc. then as main raw material; Can be used as matrix material after the hardening of cement, flyash is as stopping composition, depended on pressure compression moulding; Because flyash has very strong water-intake rate, the amount of use is too high, can cause the filling Moisture high UCL of unburned goods; Under the lower situation of temperature, water freezing volumetric expansion meeting increases the water pressure in the goods, damages easily; Wherein the auxiliary material lime of interpolation is with gypsum, and under the incomplete situation of reaction, local meeting residual free quicklime is synthesizing Ca (OH) with aquation 2, form local volume expansion, increased the porosity of configured intermediate, reduce the compressive strength and the resistance to acid of goods.
Summary of the invention
How the technical issues that need to address of the present invention control the cemented agent, and the addition of promotor is coordinated the fixedly preparation method of setting time of vibrations, are guaranteeing goods HS and standard compliant while of freeze proof corrosion resistance, satisfy linear preparation technology's operation.The present invention is in order to solve the problems of the technologies described above, and concrete technical scheme is following:
The unburned building and ornament materials of a kind of HS, filling a prescription is: according to mass percent,
Silica sand: 35~65wt%, cement: 25~55wt%, grey calcium powder: 1~3wt%, fixing agent: 0~5wt%, promotor: 0~6wt%, methylcellulose gum 0~0.5wt%, surplus are water.
The grain composition mass percent of said silica sand is controlled at following scope:
4~8 purposes account for 10 ± 1wt%, 8~16 purposes and account for 15 ± 1.5wt%, 16~20 purposes and account for that 30 ± 3wt%, 20~40 purposes account for 25 ± 2.5wt%, surplus is 40~80 purposes.
Said cement is the high standard silicate cement, its label selection 325,425 or 525R.The mass percent scope of said cement is 30~50wt%.
The preparation method of the unburned building and ornament materials of described HS comprises following preparation process:
(1) raw material stirring: weigh raw material according to prescription, stir again until stirring;
(2) forming and hardening: the slip that will stir injects mould; Then mould is shaken, the vibrations time is controlled at 5~15min; Again the slip surface of its mould is wipeed off;
(3) the dry demoulding: adopt closed seasoning, the watering maintenance is controlled at 1~3h time of drying when dry; Demoulding typing then;
(4) sandblast cutting: dried product is carried out sandblast and cutting.
Said step 2) in, vibrations are on shock platforms, to carry out, vibrations time control 5~15min, vibration frequency 2800 commentaries on classics/min.
A kind of equipment of realizing said method comprises stirrer, first conveying belt, mould, second conveying belt, shock platforms, the 3rd conveying belt, Slicking apparatus, the 4th conveying belt, mechanical arm, sealing chamber, sandblast machine and cutting machine;
The discharge port of said stirrer is above the first conveying belt feed end; The first conveying belt discharge end is above the second conveying belt feed end; The discharge end rear of second conveying belt is right after the feed end of shock platforms; The discharge end of shock platforms is right after the feed end of the 3rd conveying belt; The discharge end of the 3rd conveying belt is right after the feed end of Slicking apparatus; The discharge end of Slicking apparatus is right after the feed end of the 4th conveying belt; The discharge end of the 4th conveying belt is in a side of mechanical arm, and sealing chamber is at the opposite side of mechanical arm; It behind sealing chamber sandblast machine; It behind the sandblast machine cutting machine;
Said mould has a plurality of, and they are from the front end of second conveying belt, with each conveying belt motion, until the discharge end of the 4th conveying belt.
The material of said mould is a resin.
The present invention is with silica sand, and high standard cement is skeleton and matrix material, adds the agent of certain proportion cemented, promotes Ji, and a small amount of grey calcium powder and methylcellulose gum, and the preparation method makes full use of local natural condition, low preparation technology, the linear flow process polluted.Product strength is high, satisfies the application market demand, and geometrical dimension style pattern color and luster tone can combine to build occasion, the building frame design customization.Meet the national energy-saving and emission-reduction green building demand of developing the economy.
Description of drawings
Fig. 1 is the preparation technology figure of the unburned building and ornament materials of HS.
Spice machine 1, conveying belt 2, resin mold 3, shock platforms 4, Slicking apparatus 5, sandblast machine 6.
Embodiment
In sum, for the present invention can further be understood, carry out the description of scheme below in conjunction with case study on implementation and technology chart.
The unburned building and ornament materials of a kind of HS; Its prescription is; According to weight percent; Main prescription framework is formed and comprised: according to mass percent, (solidifying agent is also claimed stiffening agent, is made up of reactive silicon hydrochlorate and tensio-active agent for silica sand: 35~65wt%, cement: 25~55wt%, grey calcium powder: 1~3wt%, fixing agent: 0~5wt%9; Quicken the compound of cement compsn process of setting, can select general cemented agent for use), promotor: 0~6wt% (cement solidification promotor can be selected Sodium hexametaphosphate 99 or epoxy resin for use), methylcellulose gum: 0~0.5wt%, surplus be water.
Wherein, silica sand is as support frame, and high standard cement is as sticker; Fixing agent and promotor can guarantee that goods solidify hardening effect, methylcellulose gum, grey calcium powder post-curing intensity;
Described quartz sand particle grating weight percent is controlled at: 4~8 purposes are about 10wt%, 8~16 purposes are about you 15wt%, 16~20 purposes are about 30wt%, 20~40 purposes are about 25wt%, 40~80 purposes are about 20wt%.
Described high standard silicate cement should select that label is 325,425,525R cement.
The preparation method of the unburned building and ornament materials of a kind of HS may further comprise the steps;
(1) raw material stirring; Use automatic weighing equipment; Take by weighing silica sand 35~65wt% in order successively, high standard cement 25~55wt%, adds water 8~18wt% and sets churning time according to batch anharmonic ratio example at grey calcium powder: 1~3wt%, fixing agent: 0~5wt%, promotor: 0~6wt%, methylcellulose gum 0~0.5wt%; Usually being controlled at 10~35min, is standard to stir;
(2) forming and hardening; The slip that will stir injects resin die (model is modular in design as required), is sent to shock platforms with transfer limes, relies on vibrations to make its pug compact curing, and the vibrations time is controlled at 5~15min.Through the delivery platform Slicking apparatus its surface is being wipeed off.
(3) the dry demoulding; The base substrate model of compact curing moves to closed seasoning through mechanical manipulator, and the watering maintenance is controlled at 1~3h time of drying; With its demoulding typing.
(4) sandblast cutting; But processing postmenstruation of dried product, sandblast, cutting improves planar effect, satisfies application need.
Described quartz sand particle grating weight percent is controlled at (about 4~8 order 10wt%, about 8~16 order 15wt%, about 16~20 order 30wt%, about 20~40 order 25wt%, about 40~80 order 20wt%).
Described high standard silicate cement should select 325,425,525R cement.
Described vibrations equipment, the vibrations time should be controlled 5~15min, vibration frequency 2800 commentaries on classics/min.
The preparation method of the unburned material of construction of this HS; It mainly is skeleton with silica sand; Because there is the cohesiveness film on its surface, and silica sand has rough surface, and rough surface has increased the contact area of silica sand and other auxiliary materials; Help improving the density of unburned building and ornament materials, therefore increased non-burning brick intensity.Under the alkalescence effect of adhesive film in cement (quoting high standard 325,425,525R), take place to soften, increased the cohesive strength of silica sand and auxiliary material; After the film sclerosis, the sealing capillary bore of formation has reduced the water-absorbent of unburned building and ornament materials, adds a certain amount of cemented agent; Promotor is quickened hydrated cementitious, gel; Curing reaction speed strengthens article construction density, and structural strength.
Of Fig. 1 preparation technology, select useful raw materials, proportionally take by weighing, add stirrer successively; Churning time is controlled at 10~35min, and the slip that stirs directly injects resin mould on the transfer limes line through feed opening, is transported to the vibrations equipment platform again; Shake the sclerosis typing, the vibrations time is generally 5~15min, through Slicking apparatus; Carry out model surface and wipe off, mechanical manipulator directly moves to sealing chamber with the model of wipeing off, maintains dry sclerosis; Service time is generally 1~3h, and the sandblast in later stage is carried out in the ability demoulding again, and cutting processing is complete with the curing sclerosis that guarantees the base substrate goods, possesses HS.The one-line flow process of preparation technology, the preparation method is simply smart careful.Discharge for a short time, pollute low.
Example table 1 is that the prescription of the unburned building and ornament materials of HS of the present invention is formed, as follows:
Figure BDA00001804046100041
Shown in routine table 1, prescription is mainly quoted silica sand as skeleton, should strictly control quartz sand particle level mixing ratio; The silica sand macrobead is too much, and the surface-area that contacts with cement in the article construction is little, and adhesive film is difficult to comprehensive capping; Bedding void fails to fill up, and degree of compactness is low, and the surface is fine and smooth inadequately.Macrobead very little, small-particle is too many, tap density is not compact, does not have skeleton function.Therefore reasonable grit grading generally is controlled at (about 4~8 order 10wt%, about 8~16 order 15wt%, about 16~20 order 30wt%, about 20~40 order 25wt%, about 40~80 order 20wt%).
Shown in routine table 1; Select high standard cement (325,425,525R) as sticker; The selection that the scope of its interpolation is general is controlled at 25~55wt% (weight), surpasses 55wt%, is reacting with grey calcium powder; Aquation can be cleared up formation Ca (OH) by the too much f~cao chance water after the hydrated cementitious knot is hard that dissociates of generation in the process of setting 2And volume expanding, void content is high, and water-intake rate is big.
Can find out by routine table 1, add a certain proportion of cemented agent, promotor; Except improveing the setting time of cement, also improved the goods degree of compactness on the other hand, reduced the water-intake rate of goods; Mix the permeable district of mud because the cemented agent penetrates, produce a kind of insoluble sub product, this insoluble sub product is the adhesion properties of the mixed mud of sealing-in directly; Thereby reduce porosity greatly, increase surface hardness and compressive strength, protection mixes the mud goods and exempts from acidic liq; The invasion and attack of salt and other pollutents are mixed well by reactive silicon hydrochlorate and tensio-active agent ratio; In reasonable percentage composition 0~5wt%, strengthen product strength greatly.Greater than 5wt%, cement pattern is in the vibrations solidification process, and the hardened excessive velocities in the inner compactness of piling up also of goods, reacts incomplete as yet, does not just solidify when pore is got rid of as yet, causes the goods void content to increase, and water-intake rate increases, and reduces anti-freezing property.The promotor of wherein adding impels cement contacting with the silica sand adhesive film, fully reaction before the time span of control is solidified sclerosis, and part by weight surpasses 6% weight at 0~6wt%, and effect does not have much again changes, and proved response is complete.
The preparation method of the unburned building and ornament materials of a kind of HS of the present invention advocates low-carbon environment-friendly, green building; Need design customization according to building, rationally adopt existing local resource, formulate composition of raw materials; One-line low pollution low emission technical process; The goods water-intake rate is low, and intensity is high, meets national building and ornament materials performance index.
The present invention is main skeleton and bonding raw material with silica sand, high standard cement, wherein introduces the cemented agent, promotor, and as auxiliary adhesive property, (can also add the quality colorant according to application need) adopted the resin typing, vibrations stationary platform sophisticated equipment; The moulding setting time is short, linear operation, and antifreeze anticorrosion, heat resistanceheat resistant is antiacid, characteristics such as HS, the goods shape and color is many, is adapted to each side building frame decorating structure.Under the background that this energy shortage and environmental pollution become increasingly conspicuous, satisfying market building demand when meeting national energy-conserving and environment-protective green building is the primary direction of exploitation.The energy-saving and emission-reduction production technique is the center of gravity of exploitation.

Claims (8)

1. unburned building and ornament materials of HS; It is characterized in that; Prescription is: according to mass percent, silica sand: 35~65wt%, cement: 25~55wt%, grey calcium powder: 1~3wt%, fixing agent: 0~5wt%, promotor: 0~6wt%, methylcellulose gum 0~0.5wt%, surplus are water.
2. the unburned building and ornament materials of HS as claimed in claim 1 is characterized in that, the grain composition mass percent of said silica sand is controlled at following scope:
4~8 purposes account for 10 ± 1wt%, 8~16 purposes and account for 15 ± 1.5wt%, 16~20 purposes and account for that 30 ± 3wt%, 20~40 purposes account for 25 ± 2.5wt%, surplus is 40~80 purposes.
3. the unburned building and ornament materials of HS as claimed in claim 1 is characterized in that described cement is the high standard silicate cement, its label selection 325,425 or 525R.
4. the unburned building and ornament materials of HS as claimed in claim 1, it is levied and is, and the mass percent scope of said cement is 30~50wt%.
5. like the preparation method of the unburned building and ornament materials of the arbitrary described HS of claim 1~4, it is characterized in that, comprise following preparation process:
(1) raw material stirring: weigh raw material according to prescription, stir again until stirring;
(2) forming and hardening: the slip that will stir injects mould; Then mould is shaken, the vibrations time is controlled at 5~15min; Again the slip surface of its mould is wipeed off;
(3) the dry demoulding: adopt closed seasoning, the watering maintenance is controlled at 1~3h time of drying when dry; Demoulding typing then;
(4) sandblast cutting: dried product is carried out sandblast and cutting.
6. method according to claim 5 is characterized in that, said step 2) in, vibrations are on shock platforms, to carry out, vibrations time control 5~15min, vibration frequency 2800 commentaries on classics/min.
7. an equipment of realizing claim 5 or 6 said methods is characterized in that comprising stirrer, first conveying belt, mould, second conveying belt, shock platforms, the 3rd conveying belt, Slicking apparatus, the 4th conveying belt, mechanical arm, sealing chamber, sandblast machine and cutting machine;
The discharge port of said stirrer is above the first conveying belt feed end; The first conveying belt discharge end is above the second conveying belt feed end; The discharge end rear of second conveying belt is right after the feed end of shock platforms; The discharge end of shock platforms is right after the feed end of the 3rd conveying belt; The discharge end of the 3rd conveying belt is right after the feed end of Slicking apparatus; The discharge end of Slicking apparatus is right after the feed end of the 4th conveying belt; The discharge end of the 4th conveying belt is in a side of mechanical arm, and sealing chamber is at the opposite side of mechanical arm; It behind sealing chamber sandblast machine; It behind the sandblast machine cutting machine;
Said mould has a plurality of, and they are from the front end of second conveying belt, with each conveying belt motion, until the discharge end of the 4th conveying belt.
8. equipment according to claim 7, the material that it is characterized in that said mould is a resin.
CN2012102107184A 2012-06-25 2012-06-25 High-strength non-burned building decorative material and preparation method and device thereof Pending CN102745956A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014049207A1 (en) 2012-09-25 2014-04-03 Greenbutton Oy Robust material, method of producing the same as well as uses thereof
CN106630895A (en) * 2016-12-06 2017-05-10 钦州市高新技术产业服务中心 Lightweight fiber porcelain functional board and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1765813A (en) * 2005-08-28 2006-05-03 荆国生 High-intensity pure-colored lithic cement tile and its production method and apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1765813A (en) * 2005-08-28 2006-05-03 荆国生 High-intensity pure-colored lithic cement tile and its production method and apparatus

Non-Patent Citations (1)

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Title
宋杰光 等: "新型石英砂免烧多孔砖的工艺优化研究", 《新型建筑材料》, 28 February 2011 (2011-02-28) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014049207A1 (en) 2012-09-25 2014-04-03 Greenbutton Oy Robust material, method of producing the same as well as uses thereof
CN106630895A (en) * 2016-12-06 2017-05-10 钦州市高新技术产业服务中心 Lightweight fiber porcelain functional board and preparation method thereof

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Application publication date: 20121024