CN108395188A - Preparation method, preparation facilities, the preparation method of calcium silicate board with microporous and the calcium silicate board with microporous of calcium silicate board with microporous slab - Google Patents
Preparation method, preparation facilities, the preparation method of calcium silicate board with microporous and the calcium silicate board with microporous of calcium silicate board with microporous slab Download PDFInfo
- Publication number
- CN108395188A CN108395188A CN201810313353.5A CN201810313353A CN108395188A CN 108395188 A CN108395188 A CN 108395188A CN 201810313353 A CN201810313353 A CN 201810313353A CN 108395188 A CN108395188 A CN 108395188A
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- Prior art keywords
- calcium silicate
- microporous
- silicate board
- preparation
- shaping device
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- 239000000378 calcium silicate Substances 0.000 title claims abstract description 119
- 229910052918 calcium silicate Inorganic materials 0.000 title claims abstract description 119
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 238000002360 preparation method Methods 0.000 title claims abstract description 73
- 239000000463 material Substances 0.000 claims abstract description 80
- 230000018044 dehydration Effects 0.000 claims abstract description 66
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 66
- 238000007493 shaping process Methods 0.000 claims abstract description 56
- 239000002002 slurry Substances 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 230000009471 action Effects 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000004804 winding Methods 0.000 claims abstract description 10
- 238000000748 compression moulding Methods 0.000 claims abstract description 5
- 239000004744 fabric Substances 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000001125 extrusion Methods 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 2
- 235000012241 calcium silicate Nutrition 0.000 description 107
- 208000005156 Dehydration Diseases 0.000 description 35
- 238000000034 method Methods 0.000 description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 30
- 230000008569 process Effects 0.000 description 30
- 238000000465 moulding Methods 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 19
- 239000000049 pigment Substances 0.000 description 13
- 230000033001 locomotion Effects 0.000 description 11
- 235000013312 flour Nutrition 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 10
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 9
- 235000011941 Tilia x europaea Nutrition 0.000 description 9
- 239000004571 lime Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 229910052791 calcium Inorganic materials 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 238000001035 drying Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 5
- 239000003086 colorant Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000004927 fusion Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 239000012778 molding material Substances 0.000 description 3
- 235000012736 patent blue V Nutrition 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 241000675108 Citrus tangerina Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
-
- 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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
-
- 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
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/12—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention belongs to the preparing technical field of calcium silicate board with microporous, it is related to a kind of preparation method of calcium silicate board with microporous slab, preparation facilities, the preparation method of calcium silicate board with microporous and calcium silicate board with microporous.The preparation method of the calcium silicate board with microporous slab of the present invention, including：Prepared slurry is delivered to by charging gear on pre-shaping device；Using pre-shaping device carry out it is preforming during carry out vacuum dehydration, dewatered material is adhered under the action of pre-shaping device on feeding blanket；The bed of material on feeding blanket is wound up under the drive of transmission mechanism on forming tube, and when the number of plies of winding reaches requirement, by forming tube compression moulding, calcium silicate board with microporous slab is made.The present invention can alleviate the technical issues of large scale, ultra-thin and/or super thick calcium silicate board with microporous cannot be produced existing for traditional processing technology.
Description
Technical field
The invention belongs to the preparing technical field of calcium silicate board with microporous, in particular to a kind of preparation method of calcium silicate board with microporous slab,
Preparation facilities, the preparation method of calcium silicate board with microporous and calcium silicate board with microporous.
Background technology
It is main former with calcareous materials such as the silicoides such as diatomite and silica flour, paper fiber or mineral fibres and lime
Material, using the calcium silicate board with microporous of molding and the technique productions such as steam press maintenance, because its unique porous structure, good chemical stability and
Lower thermal coefficient has the function of excellent damping, absorption toxic and harmful gas and heat-insulation and heat-preservation, sound insulation and fire prevention etc.,
And service life overlength, it is a kind of environmentally friendly nonmetallic mineral material.Calcium silicate board with microporous is as the novel green of function admirable
Color environment-friendly building materials are widely used in building heat preserving and indoor decorating, such as can be widely applied to high-rise and public
The fields such as fire-proof partition plate, ceiling board, air duct, the partition panel of various ships and the fire resistant doorsets of building.
The production technology of calcium silicate board with microporous includes the processes such as dispensing, slurrying, plate blank molding, steam press maintenance, drying and polishing, wherein
Plate blank molding is one of critical process, it is not only related to the size and flatness of calcium silicate board with microporous, but also is related to calcium silicate board with microporous
Density, structure and composition and floral designs etc..Existing silico-calcium board production technology, which is mainly copied, follows the example of and slurry flowing process.Wherein, it copies
It follows the example of and material is taken to screen cloth surface when being rotated generally by several (being usually 2-4) round net cages in tandem, then
On continuous laying to felt band, it is blank that material, which reaches after certain thickness,.Hatschek process equipment relative maturity, but interval
The loss of operation, material is more relatively large, low production efficiency, and product quality stability is poor.Slurry flowing process is usually mainly changed to
Base technique, slurry is directly routed to material on felt band by feed box, then by being dehydrated into base.Slurry flowing process is followed the example of with copying
Less compared to material loss, equipment is relatively easy, is easy to control, it is easily operated the features such as.
However, the blank plate surface evenness that traditional slurry flowing process obtains is poor, the board dimension produced is limited；Due to base
Slurry moisture content is high before sheet metal forming, can only roll up a layered material every time, can neither produce large scale, smooth 1-2mm calcium silicates thin plates
With the calcium silicates slab of 20mm or more；Size adjustable is poor, and adaptability is bad.
Therefore, it is necessary to study develop it is a kind of can meet efficient stable production the needs of, can also meet consumer couple
The calcium silicate board with microporous preparation method of the demand of functional (dimensional) continuous improvement of calcium silicate board with microporous plate.
In consideration of it, special propose the present invention.
Invention content
The first object of the present invention is to provide a kind of preparation method of calcium silicate board with microporous slab, be deposited with alleviating traditional processing technology
The technical issues of cannot producing large scale, ultra-thin and/or super thick calcium silicate board with microporous.
The second object of the present invention is to provide a kind of preparation facilities of calcium silicate board with microporous slab, can be produced by the device
Large scale, ultra-thin and/or super thick calcium silicate board with microporous, meanwhile, equipment is simple, stable and reliable operation, and production cost is low.
The third object of the present invention is to provide a kind of preparation method of calcium silicate board with microporous, which includes above-mentioned calcium silicate board with microporous
The preparation method of slab, thus at least there is advantage identical with the above-mentioned preparation method of calcium silicate board with microporous slab.
The fourth object of the present invention is to provide a kind of calcium silicate board with microporous, which has excellent performance, and product quality is stablized, size
It is high with thickness controllability, it is adaptable.
To achieve the above object, the technical solution adopted by the present invention is：
According to an aspect of the present invention, the present invention provides a kind of preparation method of calcium silicate board with microporous slab, includes the following steps：
Prepared slurry is delivered to by charging gear on pre-shaping device；
Using pre-shaping device carry out it is preforming during carry out vacuum dehydration, dewatered material is in pre-shaping device
Under the action of be adhered on feeding blanket；
The bed of material on feeding blanket is wound up under the drive of transmission mechanism on forming tube, when the number of plies of winding reaches requirement,
By forming tube compression moulding, calcium silicate board with microporous slab is made.
As further preferred technical solution, the charging gear includes sequentially connected charging basket, feed pump and cloth tube,
The discharge end of the cloth tube is connected to the pre-shaping device；
Preferably, the quantity of the charging gear is one or more sets, covers the charging gear interval, uniform cloth more
It sets；
Preferably, the charging gear is 2~7 sets.
As further preferred technical solution, the pre-shaping device include by material strip, positioned at described by below material strip
Vacuum dehydration mechanism, with the preforming cylinder of the material feeding band connection and with the preforming matched extrusion roll shaft of cylinder；
It is delivered to the slurry that material feeding takes from charging gear to move to preforming cylinder direction under the drive of transmission mechanism, transport
Remove partial moisture during dynamic under the action of vacuum dehydration mechanism, dewatered material preforming cylinder, extrusion roll shaft with
And it is adhered under vacuum action on feeding blanket；
Preferably, the pre-shaping device further includes wiper mechanism, and the wiper mechanism is located at the downstream side of preforming cylinder
To.
As further preferred technical solution, a diameter of 80~120mm of the preforming cylinder, preferably 90~110mm,
Further preferably 100mm；The length of the preforming cylinder be 1400~1800mm, preferably 1500~1700mm, further
Preferably 1600mm；
Preferably, the preforming cylinder quantity be one or more, multiple preforming cylinder intervals, be evenly arranged；
Preferably, the preforming cylinder is 2~7.
As further preferred technical solution, dehydration device is equipped with below the feeding blanket, using the dehydration device to sending
The bed of material on material blanket is dehydrated again；
Preferably, the vacuum degree of the dehydration device be 20~50kPa, preferably 30~40kPa, further preferably
40kPa；
Preferably, material water ratio≤35wt% after twice dehydration.
As further preferred technical solution, the width of the feeding blanket is 1300~1800mm, preferably 1400~
1600mm, further preferably 1500mm；The speed of service of the feeding blanket is 70~90m/min, preferably 75~85m/
Min, further preferably 80m/min.
As further preferred technical solution, a diameter of 1300~1800mm of the forming tube, preferably 1400~
1600mm, further preferably 1500mm；The length of the forming tube be 1400~1800mm, preferably 1500~1700mm,
Further preferably 1600mm；
The rotating speed of the forming tube is 15~20r/min, preferably 16~18r/min, further preferably 17r/min；
The pressure of the forming tube is 1~3MPa, preferably 1.5~2.5MPa, further preferably 2Mpa；
Preferably, which further includes being adjusted between the forming tube and molding roll shaft by digital control lifting device
Distance.
According to another aspect of the present invention, the present invention provides a kind of preparation facilities of calcium silicate board with microporous slab, including feed dress
It sets, pre-shaping device, feeding blanket, transmission mechanism and forming tube；
The charging gear is connect with pre-shaping device, and the pre-shaping device is equipped with for removing the true of moisture in slurry
Empty dewatering device；
The pre-shaping device is connect with feeding blanket, and the feeding blanket is connect with the transmission mechanism and forming tube respectively.
According to another aspect of the present invention, the present invention provides a kind of preparation method of calcium silicate board with microporous, including above-mentioned silico-calcium
The preparation method of plate slab.
According to another aspect of the present invention, the present invention provides a kind of calcium silicate board with microporous, using the preparation side of above-mentioned calcium silicate board with microporous
Method is prepared.
Compared with prior art, the beneficial effects of the present invention are：
The present invention offer preparation method by charging gear, pre-shaping device, vacuum is carried out in preform process
Being equipped with for dehydration, forming tube roll-forming etc., greatly reduces the moisture content of molding mass, can not only produce individual
4m2The slab of above large scale, 1-2mm calcium silicates thin plate and 20mm or more, and it is steam-cured after product size stability it is good,
High yield rate；
The present invention can produce different sizes, different-thickness calcium silicate board with microporous, different application scene can be met for silico-calcium
The functional requirements of plate have widened its application range, and using flexible higher is more adaptable, alleviates traditional production work
Skill cannot produce the technical issues of calcium silicates slab of large scale, smooth 1-2mm calcium silicates thin plate and 20mm or more.
In addition, also have technological process it is simple, it is easy to operate, easy to implement, shaping speed faster, production efficiency higher,
Energy consumption of unit product and the lower feature of production cost, application easy to spread.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the flow diagram of the preparation method for the calcium silicate board with microporous slab that one embodiment of the present invention provides；
Fig. 2 is the flow diagram of the preparation method for the calcium silicate board with microporous slab that another embodiment of the present invention provides.
Icon：1- charging gears；101- charging baskets；102- feed pumps；103- cloth tubes；2- pre-shaping devices；
201- is by material strip；202- vacuum dehydrations mechanism；The preforming cylinders of 203-；204- extrusion roll shafts；205- wiper mechanisms；3- is sent
Expect blanket；4- drive roller shafts；5- dehydration devices；6- forming tubes；7- is molded roll shaft；8- digital control lifting devices.
Specific implementation mode
Embodiment of the present invention is described in detail below in conjunction with embodiments and examples, but this field skill
Art personnel will be understood that following embodiments and embodiment are merely to illustrate the present invention, and be not construed as the model of the limitation present invention
It encloses.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.The person that is not specified actual conditions, builds according to normal condition or manufacturer
The condition of view carries out.
In a first aspect, providing a kind of preparation method of calcium silicate board with microporous slab at least one embodiment, include the following steps：
Prepared slurry is delivered to by charging gear on pre-shaping device；
Using pre-shaping device carry out it is preforming during carry out vacuum dehydration, dewatered material is in pre-shaping device
Under the action of be adhered on feeding blanket；
The bed of material on feeding blanket is wound up under the drive of transmission mechanism on forming tube, when the number of plies of winding reaches requirement,
By forming tube compression moulding, calcium silicate board with microporous slab is made.
Production technology to alleviate traditional cannot produce large scale, smooth 1-2mm calcium silicates thin plate and 20mm or more
The technical issues of calcium silicates slab, the present invention provides a kind of rolling feeding (or rolling preforming), feeding process vacuum dehydrations
With the preparation method of the calcium silicate board with microporous slab of roll-forming, large scale, ultra-thin and ultra-thick plate can be produced by the process system
Calcium silicate board with microporous.
Further speaking, preparation method of the invention prepared slurry will be packed into charging gear in advance, and by giving
It is preforming to expect that device on slurry pipeline transport to pre-shaping device, will carry out material using pre-shaping device, and in preforming mistake
Vacuum dehydration is carried out in journey, to remove most of water in slurry, dewatered wet feed adheres under the action of pre-shaping device
In on feeding blanket；Wet feed of the slurry of each feeding point after vacuum dehydration is under the drive of transmission mechanism as feeding blanket is to molding
The movement of cylinder direction, the superimposion in the motion process, the molding mass after finally dehydration and superimposion are sent to the folded volume of forming tube
It is rolled into large scale, ultra-thin or super thick plank.
Above-mentioned preparation method passes through charging gear, pre-shaping device, progress vacuum dehydration, forming tube in preform process
Roll-forming etc. is equipped with, and greatly reduces the moisture content of molding mass, can not only produce individual 4m2Above is big
The slab of size, 1-2mm calcium silicates thin plate and 20mm or more, and steam-cured rear product size stability is good, high yield rate；
The present invention can produce different sizes, different-thickness calcium silicate board with microporous, different application scene can be met for silico-calcium
The functional requirements of plate have widened its application range, and using flexible higher is more adaptable, alleviates traditional production work
Skill cannot produce the technical issues of calcium silicates slab of large scale, smooth 1-2mm calcium silicates thin plate and 20mm or more.
In addition, also have technological process it is simple, it is easy to operate, easy to implement, shaping speed faster, production efficiency higher,
Energy consumption of unit product and the lower feature of production cost, application easy to spread.
In a preferred embodiment, the charging gear includes sequentially connected charging basket, feed pump and cloth tube,
The discharge end of the cloth tube is connected to the pre-shaping device；
Preferably, the quantity of the charging gear is one or more sets, covers the charging gear interval, uniform cloth more
It sets；
Preferably, the charging gear is 2~7 sets.
Preferably, the color for often covering the pigment that the slurry being equipped in the charging gear is included is different.
One or more sets can be arranged in the charging gear of the present invention, can be in each feed when more set charging gears are arranged
The slurry of the different pigment of filling enhances silicon in order to produce the colourful composite coloured calcium silicate board with microporous of floral designs in device
The apparent visual effect of calcium plate promotes its aesthetic measure and performance, more adaptable.
In above-mentioned charging gear, charging basket is for containing prepared slurry, and for conveying slurry, cloth tube is used for feed pump
Slurry is evenly dispersed on pre-shaping device.It is not special for the specific constructive form of charging basket, feed pump and cloth tube
Limitation, using commonly used in the art.
It is that more set charging gears can be spaced, be evenly arranged；The quantity of charging gear for example can be 1 set, 2 sets, 3 sets, 4
It covers, 5 sets, 6 sets or 7 sets；Certainly, the quantity of charging gear is not limited to this, can be appropriate according to production requirement in practical application
Increase or decrease.
By covering the setting of charging gear, i.e., by the way of multiple spot feed, can be fed simultaneously to pre-shaping device more
A variety of dispensings especially feed the slurry of multiple color, can not only improve the performance of plank, adaptable, and can have
There are required various appearances, promotes the aesthetic measure of plank.
In a preferred embodiment, the pre-shaping device include by material strip, positioned at described by below material strip
Vacuum dehydration mechanism, with the preforming cylinder of the material feeding band connection and with the preforming matched extrusion roll shaft of cylinder；
It is delivered to the slurry that material feeding takes from charging gear to move to preforming cylinder direction under the drive of transmission mechanism, transport
Remove partial moisture during dynamic under the action of vacuum dehydration mechanism, dewatered material preforming cylinder, extrusion roll shaft with
And it is adhered under vacuum action on feeding blanket；
Preferably, the pre-shaping device further includes wiper mechanism, and the wiper mechanism is located at the downstream side of preforming cylinder
To.
In a preferred embodiment, a diameter of 80~120mm of the preforming cylinder, preferably 90~110mm,
Further preferably 100mm；The length of the preforming cylinder be 1400~1800mm, preferably 1500~1700mm, further
Preferably 1600mm；
Preferably, the preforming cylinder quantity be one or more, multiple preforming cylinder intervals, be evenly arranged；
Preferably, the preforming cylinder is 2~7；The quantity of the preforming cylinder and the quantity phase of the charging gear
It is corresponding.
The main function of above-mentioned pre-shaping device is to realize splicing, dehydration, preforming and to feeding blanket, forming tube feeding.
Pre-shaping device include mainly for receive material by material strip, the vacuum dehydration mechanism for removing most of water in slurry,
For preforming preforming cylinder, the extrusion roll shaft with preforming cylinder mating reaction, and cleaning is by the wiper mechanism of material strip etc..
Wherein, the setting of vacuum dehydration mechanism is by the process below material strip, conveyed to preforming cylinder in slurry with realization
Middle vacuum dehydration.It for the concrete type of vacuum dehydration mechanism, is not particularly limited, as long as can be by most of water removing in slurry
；Such as vacuum pump commonly used in the art can be used.
Preforming cylinder and extrusion roll shaft mating reaction, to realize the preforming of material.The size of preforming cylinder is less than into
The size of type tube；Typical but unrestricted, the diameter of preforming cylinder can be 80mm, 90mm, 100mm, 110mm or 120mm, excellent
It is selected as 100mm；The length of preforming cylinder can be 1400mm, 1500mm, 1600mm, 1700mm or 1800mm, preferably
1600mm.Preforming cylinder quantity is multiple, and the quantity of preforming cylinder is corresponding with the quantity of charging gear；Multiple preforming cylinders
The slurry that can receive various different colours respectively, the floral designs to realize till soleplate are rich and varied.
Wiper mechanism is mainly used for cleaning by material strip, preforming cylinder, feeding blanket, forming tube etc., can only setting one clean
Mechanism.Optionally, which is positioned close at the position of forming tube.For the specific constructive form of wiper mechanism, do not have
Have it is specifically limited, using the abstergent device of tool commonly used in the art.
In a preferred embodiment, it is equipped with dehydration device below the feeding blanket, using the dehydration device to sending
The bed of material on material blanket is dehydrated again；
Preferably, the vacuum degree of the dehydration device be 20~50kPa, preferably 30~40kPa, further preferably
40kPa；
Preferably, material water ratio≤35wt% after twice dehydration.
Above-mentioned dehydration device is arranged below feeding blanket, for the material of multiple feeding points to be driven after preforming
Mechanism drive under as feeding blanket is moved to forming tube, and be dehydrated again during superimposion during exercise, with into
One step reduce molding mass moisture content, it is easy to produce go out large scale, ultra-thin or super thick plank.
For the concrete type of above-mentioned dehydration device, not special limitation, as long as can further by it is material bed into
Row dehydration.For example, the dehydration device can be vacuum dewatering plant, further, which can be vacuum pump
Deng.Quantity also not special limitation for the dehydration device, can be arranged one or more.
It is typical but non-limiting, the vacuum degree of the dehydration device or above-mentioned vacuum dehydration mechanism be 20kPa, 30kPa,
40kPa or 50kPa.After vacuum dehydration mechanism and the dehydration device twice dehydration in above-mentioned pre-shaping device, molding
The moisture content of material is general≤35wt%；Preferably, the moisture content of molding materials is between 25~35wt%；It is highly preferred that molding
The moisture content of material is between 28~32wt%.
In a preferred embodiment, the width of the feeding blanket be 1300~1800mm, preferably 1400~
1600mm, further preferably 1500mm；The speed of service of the feeding blanket is 70~90m/min, preferably 75~85m/
Min, further preferably 80m/min.
The feeding blanket is that have good tensile breakage intensity, excellent air penetrability, and the feeding of resistance to acid and alkali
Blanket, effect are conveying molding materials.It is typical but unrestricted, the width of feeding blanket can be 1300mm, 1400mm,
1500mm, 1600mm, 1700mm or 1800mm, preferably 1500mm；The speed of service of feeding blanket can be 70m/min, 75m/
Min, 80m/min, 85m/min or 90m/min, preferably 80m/min.
In a preferred embodiment, a diameter of 1300~1800mm of the forming tube, preferably 1400~
1600mm, further preferably 1500mm；The length of the forming tube be 1400~1800mm, preferably 1500~1700mm,
Further preferably 1600mm；
The rotating speed of the forming tube is 15~20r/min, preferably 16~18r/min, further preferably 17r/min；
The pressure of the forming tube is 1~3MPa, preferably 1.5~2.5MPa, further preferably 2Mpa.
In the present invention, forming tube can be controlled by control device, which is existing equipment, specific
Mode of operation, which is also those skilled in the art, to be learnt.The size of forming tube is greater than the size of preforming cylinder, it is typical but
Unrestricted, the diameter of forming tube can be 1300mm, 1400mm, 1500mm, 1600mm, 1700mm or 1800mm, preferably
1500mm；The length of preforming cylinder can be 1400mm, 1500mm, 1600mm, 1700mm or 1800mm, preferably 1600mm；
The rotating speed of forming tube can be 15r/min, 16r/min, 17r/min, 18r/min, 19r/min or 20r/min, preferably 17r/
min；The pressure of forming tube can be 1MPa, 1.5MPa, 2MPa, 2.5MPa or 3MPa, preferably 2Mpa.
In a preferred embodiment, which further includes adjusting the forming tube by digital control lifting device
The distance between molding roll shaft.
Optionally, the digital control lifting device, mainly by air compressor machine, pneumatic apparatus and pneumatic control valve group at,
Its action principle be by control air-flow pressure, flow and flow direction, ensure pneumatic apparatus according to system requirements with
When adjust molding roll shaft (extrusion roll shaft can also be claimed) and the distance between forming tube.
Under the action of digital control lifting device, molding materials to be rolled by forming tube and molding roll shaft mating reaction
Type obtains calcium silicate board with microporous slab；It is easy to operate, simple flow, high degree of automation, it can be ensured that the quality stability of product, also
Help improve production efficiency.
Optionally, the transmission mechanism includes drive roller shaft, and the driving device that driving drive roller shaft rotates.For transmission
The concrete type of roll shaft and driving device, not special limitation, using commonly used in the art.
In a preferred embodiment, the preparation method of calcium silicate board with microporous slab of the invention, includes the following steps：
It is equipped with spaced apart mostly set charging gear in the top of pre-shaping device, is equipped in more set charging gears and at least wraps
Slurry containing two kinds of coloured pigments；
Prepared slurry is housed in charging basket, prepared slurry is uniformly conveyed by feed pump through cloth tube by charging basket
It is taken to material feeding；The slurry that material feeding takes moves, in vacuum in motion process under drive roller shaft drive to preforming cylinder direction
Most of water is removed under the action of dewatering device, after preformed cylinder and extrusion roll shaft squeeze, dewatered wet stock is because viscous
It is adhered under power and vacuum action on feeding blanket；
Wet stock of the slurry of multiple feeding points after vacuum dehydration is under the drive of drive roller shaft simultaneously with feeding blanket
Moved to forming tube direction, and superimposion during the motion, after superimposion it is material bed again by feeding blanket below
Vacuum dewatering plant is dehydrated again, and the filter cake material of superimposion folds winding up roller pressure through forming tube after last multiple spot feed, dehydration
Molding forms large scale, ultra-thin or super thick calcium silicate board with microporous slab.Wherein, the pressure of forming tube can pass through digital control lifting device
Automatic adjustment, with the increase of plate thickness, pressure increases automatically.
Above-mentioned preparation method mainly has the advantage that compared with traditional slurry flowing process：
(1) vacuum dehydration, forming tube roll-in are carried out by covering charging gear, pre-shaping device, in preform process more
Being equipped with for molding etc., greatly reduces the moisture content of molding mass, can not only produce individual 4m2Above big ruler
Very little, 1-2mm calcium silicates thin plate and 20mm or more slab, and steam-cured rear product size stability is good, high yield rate；It can expire
Sufficient different application scene has widened its application range, using flexible higher, adaptability is more for the functional requirements of calcium silicate board with microporous
By force.
(2) since more set charging gears, multiple spot feed is arranged, and then it is easy to produce the more of composite construction by adjusting dispensing
Function calcium silicate board with microporous and the colourful composite coloured plate of floral designs, can better meet consumer it is functional to calcium silicate board with microporous and
The demand of colour image beauty；The apparent visual effect of calcium silicate board with microporous is enhanced, appearance color is abundant, and plank can have required
Various appearances, improve the aesthetic measure and performance of plank.
(3) technological process is simple, easy to operate, easy to implement；By the tight fit between each step, production has been saved
Time, faster, production efficiency higher, energy consumption of unit product and production cost are lower, and then greatly improve enterprise for shaping speed
Economic benefit, application easy to spread.
Second aspect provides a kind of preparation for realizing above-described calcium silicate board with microporous slab at least one embodiment
The preparation facilities of method, including charging gear, pre-shaping device, feeding blanket, transmission mechanism and forming tube；
The charging gear is connect with pre-shaping device, and the pre-shaping device is equipped with for removing the true of moisture in slurry
Empty dewatering device；
The pre-shaping device is connect with feeding blanket, and the feeding blanket is connect with the transmission mechanism and forming tube respectively.
Wherein, charging gear includes sequentially connected charging basket, feed pump and cloth tube, the discharge end of cloth tube with it is preforming
Device is connected to；The quantity of charging gear is 1~7 set.
Pre-shaping device include by material strip, positioned at by below material strip vacuum dehydration mechanism, with material feeding band connection it is pre- at
Type tube and with the matched extrusion roll shaft of preforming cylinder；Pre-shaping device further includes wiper mechanism, and wiper mechanism is located at preforming
The downstream direction of cylinder.
The preparation facilities further includes dehydration device, which is located at the lower section of feeding blanket, during superimposion,
It is dehydrated again using the dehydration device.
The preparation facilities further includes digital control lifting device, is adjusted between forming tube and molding roll shaft by digital control lifting device
Distance.
Transmission mechanism includes drive roller shaft, and the driving device that driving drive roller shaft rotates.
The equipment that above-mentioned preparation facilities is included is simple, without complicated device systems, saves cost of investment, operation is steady
It is fixed reliable, and procedure arrangement is reasonable, it is easy to operate, it is easy to implement, by the tight fit between each step, when having saved production
Between, improve productivity effect.
The third aspect provides a kind of preparation method of calcium silicate board with microporous at least one embodiment, including above-mentioned calcium silicate board with microporous
The preparation method of slab.
Fourth aspect provides a kind of calcium silicate board with microporous at least one embodiment, using the preparation method of above-mentioned calcium silicate board with microporous
It is prepared.
The present invention calcium silicate board with microporous preparation method and obtained calcium silicate board with microporous, the preparation method with aforementioned calcium silicate board with microporous slab be
Based on same inventive concept, thus the preparation method of the calcium silicate board with microporous and obtained calcium silicate board with microporous have aforementioned calcium silicate board with microporous slab
The institute of preparation method is effective, and details are not described herein.
It should be noted that the other processes for being included for the preparation method of calcium silicate board with microporous do not do it is specifically limited, for it
The concrete operations parameter of his process is not done specifically limited yet, is using other any embodiments commonly used in the art
It can；The core of the preparation method of the calcium silicate board with microporous is to contain the preparation method of above-mentioned calcium silicate board with microporous slab.
Optionally, the preparation method of the calcium silicate board with microporous, include successively dispensing, plate blank molding, demoulding, steam press maintenance, at drying
The processes such as reason, sanding.
Optionally, the raw material of calcium silicate board with microporous includes diatomite, lime, silica flour, wood-fibred, water and optionally pigment.
It should be noted that the present invention does not have the raw material of calcium silicate board with microporous special limitation, above several originals may be used
Material, can also use other other similar or commonly used in the art raw materials.The content of each raw material is also not particularly limited,
Using raw material proportioning well-known to those skilled in the art.
With reference to specific embodiments and the drawings, the invention will be further described.
Fig. 1 shows the flow diagram of the preparation method for the calcium silicate board with microporous slab that one embodiment of the present invention provides；Such as
Shown in Fig. 1, in a kind of preferred embodiment of the invention, the preparation method of calcium silicate board with microporous slab mainly includes the following steps that：
It prepared slurry will be packed into charging basket 101 in advance, and open suitable cloth tube 103 so that preforming cylinder 203
It is upper to be formed thicker pre- at plate thickness, slurry is evenly supplied to by material strip 201 through cloth tube 103 by feed pump 102, by
Slurry on material strip 201 moves, in vacuum hydroextractor in motion process under the drive of drive roller shaft 4 to 203 direction of preforming cylinder
Most of water is removed under the action of structure 202, after preformed cylinder 203 and extrusion roll shaft 204 squeeze, dewatered wet stock is because viscous
It is adhered under stagnant power and vacuum action on feeding blanket 3；
The bed of material on feeding blanket 3 is wound up under the drive of drive roller shaft 4 on forming tube 6, in the process using dehydration
Device 5 is dehydrated, and when the number of plies of winding reaches requirement, by 6 compression moulding of forming tube, large scale, ultra-thin or super thick is made
Calcium silicate board with microporous slab.
Fig. 2 shows the flow diagram of the preparation method for the calcium silicate board with microporous slab that another embodiment of the present invention provides；
As shown in Fig. 2, the process units of calcium silicate board with microporous slab, including cover charging gear 1, pre-shaping device 2, feeding blanket 3, transmission mechanism more
With forming tube 6；Charging gear 1 is connect with pre-shaping device 2, and pre-shaping device 2 is connect with feeding blanket 3, feeding blanket 3 respectively with biography
Motivation structure and forming tube 6 connect.Wherein, charging gear 1 includes sequentially connected charging basket 101, feed pump 102 and cloth tube 103,
The discharge end of cloth tube 103 is connected to pre-shaping device 2；Pre-shaping device 2 includes by material strip 201, is located at by 201 lower section of material strip
Vacuum dehydration mechanism 202, the preforming cylinder 203 that is connect with by material strip 201 and with 203 matched extrusion roll shaft of preforming cylinder
204, and downstream direction positioned at preforming cylinder 203 wiper mechanism 205.Transmission mechanism includes drive roller shaft 4, and driving passes
The driving device that action roller shaft 4 rotates.The process units further includes positioned at the dehydration device 5 of the lower section of feeding blanket 3 and for adjusting
The digital control lifting device 8 of forming tube 6 and the distance between molding roll shaft 7.
As shown in Fig. 2, in another preferred embodiment of the present invention, the preparation method of calcium silicate board with microporous slab includes mainly
Following steps：
Prepared slurry is housed in charging basket 101, prepared slurry is by charging basket 101 by feed pump 102 through cloth
Pipe 103 is evenly supplied to by material strip 201；By the slurry on material strip 201 under the drive of drive roller shaft 4, to 203 side of preforming cylinder
To movement, most of water, preformed cylinder 203 and compression roller are removed in motion process under the action of vacuum dehydration mechanism 202
After axis 204 squeezes, dewatered wet stock under viscous force and vacuum action because being adhered on feeding blanket 3；
Wet stock of the slurry of multiple feeding points after vacuum dehydration is under the drive of drive roller shaft 4 simultaneously with feeding blanket
3 move to 6 direction of forming tube, and superimposion during the motion, and material bed after superimposion passes through the lower section of feeding blanket 3 again
Vacuum dewatering plant 5 be dehydrated again, the filter cake material of superimposion is through the folded volume of forming tube 6 after last multiple spot feed, dehydration
Roll-forming forms large scale, ultra-thin, super thick or coloury calcium silicate board with microporous slab.Wherein, the pressure of forming tube 6 can lead to
The automatic adjustment of digital control lifting device 8 is crossed, with the increase of plate thickness, pressure increases automatically.
A kind of preparation method of calcium silicate board with microporous, includes the following steps：The diatomite of formula ratio, lime stone, silica flour, wood is fine
Dimension, water and optionally pigment be sufficiently mixed, preparation method, demoulding, steam press maintenance and the drying of above-mentioned calcium silicate board with microporous slab, obtain silicon
Calcium plate.
Embodiment 1
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
35 parts by weight diatomite, 35 parts by weight lime, 25 parts by weight silica flours, 5 parts by weight wood-fibreds are mixed, are added
The water of 110 parts by weight, which is stirred, to be sufficiently mixed, and the material mixed is pumped into five charging baskets, and add respectively into five charging baskets
Enter red, orange, yellow, green, purple five kinds of pigment, and cloth tube squeezed by feed pump respectively, leads on five different preforming cylinders,
Appropriate cloth tube is opened so that forming suitable in advance at plate thickness, being formed on final five preforming cylinders five on preforming cylinder
The pre- folded winding up roller pressure through forming tube again at plate of kind of color interpenetrates fusion between pigment, forms gorgeous autumn scenery silicon after dehydration
Calcium plate slab；
By above-mentioned slab, demoulding conserves 18 hours under the conditions of 180 DEG C, 1.0Mpa, then at 100 DEG C of drying 40min removals
Moisture obtains gorgeous autumn scenery calcium silicate board with microporous.
The density of the gorgeous autumn scenery calcium silicate board with microporous is 0.8g/cm3, the moisture content 28%~32% of slab, size be 1.25 ×
2.45m or 1.25 × 3.50m.
Embodiment 2
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
35 parts by weight diatomite, 35 parts by weight lime, 25 parts by weight silica flours, 5 parts by weight wood-fibreds are mixed, are added
The water of 110 parts by weight, which is stirred, to be sufficiently mixed, and the material mixed is pumped into three charging baskets, and add respectively into three charging baskets
Enter red, yellow, three kinds of pigment of tangerine, and cloth tube is squeezed by feed pump respectively, lead on three different preforming cylinders, opens suitable
When cloth tube so that forming three kinds of suitable in advance at plate thickness, to be formed on final three preforming cylinders colors on preforming cylinder
The pre- folded winding up roller pressure through forming tube again at plate, interpenetrate fusion between pigment, form sunset clouds color calcium silicate board with microporous slab after dehydration；
Remaining obtains sunset clouds color calcium silicate board with microporous with embodiment 1.
The density of the sunset clouds color calcium silicate board with microporous is 0.8g/cm3, the moisture content 28%~32% of slab, size be 1.25 ×
2.45m or 1.25 × 3.50m.
Embodiment 3
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
35 parts by weight diatomite, 35 parts by weight lime, 25 parts by weight silica flours, 5 parts by weight wood-fibreds are mixed, are added
The water of 110 parts by weight, which is stirred, to be sufficiently mixed, and the material mixed is pumped into two charging baskets, and add respectively into two charging baskets
Enter blue and purple two kinds of pigment, and cloth tube is squeezed by feed pump respectively, lead on two different preforming cylinders, it is appropriate to open
Cloth tube is so that form two kinds of suitable in advance at plate thickness, to be formed on final two preforming cylinders colors on preforming cylinder
The folded winding up roller pressure through forming tube again at plate in advance interpenetrates fusion between pigment, forms sky blue calcium silicate board with microporous slab after dehydration；
Remaining obtains sky blue calcium silicate board with microporous with embodiment 1.
The density of the sky blue calcium silicate board with microporous is 0.8g/cm3, the moisture content 28%~32% of slab, size be 1.25 ×
2.45m or 1.25 × 3.50m.
Embodiment 4
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
35 parts by weight diatomite, 35 parts by weight lime, 25 parts by weight silica flours, 5 parts by weight wood-fibreds are mixed, are added
The water of 110 parts by weight, which is stirred, to be sufficiently mixed, and the material mixed is pumped into seven charging baskets, and add respectively into seven charging baskets
Enter red, orange, yellow, green, green, blue, purple seven kinds of pigment, and cloth tube is squeezed by feed pump respectively, lead to seven it is different it is pre- at
On type tube, open appropriate cloth tube so that formed on preforming cylinder it is suitable in advance at plate thickness, on final seven preforming cylinders
The pre- folded winding up roller pressure through forming tube again at plate of the seven kinds of colors formed interpenetrates fusion between pigment, seven is formed after dehydration
Colored calcium silicate board with microporous slab；
Remaining obtains seven colored calcium silicate board with microporous with embodiment 1.
The density of the seven colored calcium silicate board with microporous is 0.8g/cm3, the moisture content 28%~32% of slab, size be 1.25 ×
2.45m or 1.25 × 3.50m.
Embodiment 5
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
30 parts by weight diatomite, 40 parts by weight lime, 20 parts by weight silica flours, 10 parts by weight wood-fibreds are mixed, are added
The water of 120 parts by weight, which is stirred, to be sufficiently mixed, and prepared slurry is obtained；
Prepared slurry is evenly supplied to material feeding through cloth tube by feed pump by charging basket and takes, and opens a small amount of cloth tube
So that being formed suitable in advance at plate thickness on preforming cylinder, the slurry that material feeding takes is under drive roller shaft drive, to preforming
Cylinder direction moves, and removes most of water, preformed cylinder and extrusion roll shaft in motion process under the action of vacuum dehydration mechanism
After extruding, dewatered wet stock under viscous force and vacuum action because being adhered on feeding blanket；Again scroll pressure 2 is folded through forming tube
Layer forms calcium silicate board with microporous slab after dehydration；
By above-mentioned slab, demoulding conserves 18 hours under the conditions of 180 DEG C, 1.0Mpa, then at 100 DEG C of drying 40min removals
Moisture is to get calcium silicate board with microporous.
The calcium silicate board with microporous is the thin plate of 2mm, density 0.8g/cm3, the moisture content 35%~37% of slab, size 1.25
×2.45m。
Embodiment 6
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
35 parts by weight diatomite, 35 parts by weight lime, 25 parts by weight silica flours, 5 parts by weight wood-fibreds are mixed, are added
The water of 120 parts by weight, which is stirred, to be sufficiently mixed, and prepared slurry is obtained；
Prepared slurry is evenly supplied to material feeding through cloth tube by feed pump by charging basket and takes, and opens medium cloth tube
So that being formed suitable in advance at plate thickness on preforming cylinder, the slurry that material feeding takes is under drive roller shaft drive, to preforming
Cylinder direction moves, and removes most of water, preformed cylinder and extrusion roll shaft in motion process under the action of vacuum dehydration mechanism
After extruding, dewatered wet stock under viscous force and vacuum action because being adhered on feeding blanket；Again scroll pressure 10 is folded through forming tube
Layer forms calcium silicate board with microporous slab after dehydration；
By above-mentioned slab, demoulding conserves 18 hours under the conditions of 180 DEG C, 1.0Mpa, then at 100 DEG C of drying 40min removals
Moisture is to get calcium silicate board with microporous.
The calcium silicate board with microporous is the plate of 15mm intermediate gauges, density 0.9g/cm3, the moisture content 33%~35% of slab, size
For 1.25 × 2.45m.
Embodiment 7
A kind of preparation method of calcium silicate board with microporous, includes the following steps：
35 parts by weight diatomite, 45 parts by weight lime, 15 parts by weight silica flours, 5 parts by weight wood-fibreds are mixed, are added
The water of 120 parts by weight, which is stirred, to be sufficiently mixed, and prepared slurry is obtained；
Prepared slurry is evenly supplied to material feeding through cloth tube by feed pump by charging basket and takes, and opens whole cloth tubes
So that being formed thicker pre- at plate thickness on preforming cylinder, the slurry that material feeding takes is under drive roller shaft drive, to preforming
Cylinder direction moves, and removes most of water, preformed cylinder and extrusion roll shaft in motion process under the action of vacuum dehydration mechanism
After extruding, dewatered wet stock under viscous force and vacuum action because being adhered on feeding blanket；Again scroll pressure 20 is folded through forming tube
Layer forms calcium silicate board with microporous slab after dehydration；
By above-mentioned slab, demoulding conserves 18 hours under the conditions of 180 DEG C, 1.0Mpa, then at 100 DEG C of drying 40min removals
Moisture is to get calcium silicate board with microporous.
The calcium silicate board with microporous is the slab of 30mm, density 1.0g/cm3, the moisture content 30%~33% of slab, size 1.25
×2.45m。
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of preparation method of calcium silicate board with microporous slab, which is characterized in that include the following steps：
Prepared slurry is delivered to by charging gear on pre-shaping device；
Using pre-shaping device carry out it is preforming during carry out vacuum dehydration, work of the dewatered material in pre-shaping device
It is adhered under on feeding blanket；
The bed of material on feeding blanket is wound up under the drive of transmission mechanism on forming tube, when the number of plies of winding reaches requirement, by
Calcium silicate board with microporous slab is made in type tube compression moulding.
2. the preparation method of calcium silicate board with microporous slab according to claim 1, which is characterized in that the charging gear includes successively
Charging basket, feed pump and the cloth tube of connection, the discharge end of the cloth tube are connected to the pre-shaping device；
Preferably, the quantity of the charging gear be one or more sets, cover more the charging gear interval, be evenly arranged；
Preferably, the charging gear is 2~7 sets.
3. the preparation method of calcium silicate board with microporous slab according to claim 1, which is characterized in that the pre-shaping device include by
Material strip, positioned at the vacuum dehydration mechanism by below material strip, with the preforming cylinder of the material feeding band connection and with it is described it is pre- at
The matched extrusion roll shaft of type tube；
It is delivered to the slurry that material feeding takes from charging gear to move to preforming cylinder direction under the drive of transmission mechanism, be moved through
Remove partial moisture in journey under the action of vacuum dehydration mechanism, dewatered material is in preforming cylinder, extrusion roll shaft and true
It is adhered on feeding blanket under sky effect；
Preferably, the pre-shaping device further includes wiper mechanism, and the wiper mechanism is located at the downstream direction of preforming cylinder.
4. the preparation method of calcium silicate board with microporous slab according to claim 3, which is characterized in that the preforming cylinder it is a diameter of
80~120mm, preferably 90~110mm, further preferably 100mm；The length of the preforming cylinder is 1400~1800mm,
Preferably 1500~1700mm, further preferably 1600mm；
Preferably, the preforming cylinder quantity be one or more, multiple preforming cylinder intervals, be evenly arranged；
Preferably, the preforming cylinder is 2~7.
5. the preparation method of calcium silicate board with microporous slab according to claim 1, which is characterized in that be equipped with below the feeding blanket de-
Water installations are dehydrated the bed of material on feeding blanket using the dehydration device again；
Preferably, the vacuum degree of the dehydration device is 20~50kPa, preferably 30~40kPa, further preferably 40kPa；
Preferably, material water ratio≤35wt% after twice dehydration.
6. the preparation method of calcium silicate board with microporous slab according to claim 1, which is characterized in that the width of the feeding blanket is
1300~1800mm, preferably 1400~1600mm, further preferably 1500mm；The speed of service of the feeding blanket be 70~
90m/min, preferably 75~85m/min, further preferably 80m/min.
7. the preparation method of calcium silicate board with microporous slab according to claim 1, which is characterized in that the forming tube it is a diameter of
1300~1800mm, preferably 1400~1600mm, further preferably 1500mm；The length of the forming tube be 1400~
1800mm, preferably 1500~1700mm, further preferably 1600mm；
The rotating speed of the forming tube is 15~20r/min, preferably 16~18r/min, further preferably 17r/min；It is described
The pressure of forming tube is 1~3MPa, preferably 1.5~2.5MPa, further preferably 2Mpa；
Preferably, the preparation method further include by digital control lifting device adjust the forming tube and be molded roll shaft between away from
From.
8. a kind of preparation facilities of calcium silicate board with microporous slab, which is characterized in that including charging gear, pre-shaping device, feeding blanket, transmission
Mechanism and forming tube；
The charging gear is connect with pre-shaping device, and it is de- that the pre-shaping device is equipped with the vacuum for removing moisture in slurry
Water dispenser structure；
The pre-shaping device is connect with feeding blanket, and the feeding blanket is connect with the transmission mechanism and forming tube respectively.
9. a kind of preparation method of calcium silicate board with microporous, which is characterized in that include claim 1~7 any one of them calcium silicate board with microporous slab
Preparation method.
10. a kind of calcium silicate board with microporous, which is characterized in that be prepared using the preparation method of the calcium silicate board with microporous described in claim 9.
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| CN201810313353.5A CN108395188A (en) | 2018-04-08 | 2018-04-08 | Preparation method, preparation facilities, the preparation method of calcium silicate board with microporous and the calcium silicate board with microporous of calcium silicate board with microporous slab |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505402A (en) * | 2018-04-08 | 2018-09-07 | 胡建农 | Production technology, process units, the production technology of calcium silicate board with microporous and the calcium silicate board with microporous of calcium silicate board with microporous slab |
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Effective date of registration: 20181211 Address after: 215000 Linjiang Green Industrial Park, Leyu Town, Zhangjiagang City, Suzhou City, Jiangsu Province Applicant after: The ancient Yue Jiangsu environmental protection science and technology limited company Applicant after: China University of Mining & Technology, Beijing Address before: 443000 No. 40 Qingjiang Road, Longzhouba Town, Changyang Tujia Autonomous County, Yichang City, Hubei Province Applicant before: Hu Jiannong Applicant before: China University of Mining & Technology, Beijing |
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Application publication date: 20180814 |