CN109049285A - A kind of composite plate and its production method based on cement base - Google Patents
A kind of composite plate and its production method based on cement base Download PDFInfo
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- CN109049285A CN109049285A CN201811127864.4A CN201811127864A CN109049285A CN 109049285 A CN109049285 A CN 109049285A CN 201811127864 A CN201811127864 A CN 201811127864A CN 109049285 A CN109049285 A CN 109049285A
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- Prior art keywords
- cement
- framed
- plate
- composite plate
- production method
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Classifications
-
- 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
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
-
- 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
- C04B28/04—Portland cements
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
Abstract
The invention proposes a kind of composite plate and its production method based on cement base, composite plate includes backplane level and cement basic layer, backplane level is resin plate, plastic plate, one of cement fibrolite plate or ceramic wafer, compacting tool set is cooperatively formed with framed by backplane level, in compacting tool set joints cement base and pass through press compression moulding, the production stage of cement plate can be reduced by the production method, improve the intensity of plate, reduce the manpower of enterprise's production investment, material resources and venue cost, the defect rate of cement plate can also be reduced simultaneously, and the composite plate of this method production has excellent mechanical performance.
Description
Technical field
The present invention relates to building material technical field more particularly to a kind of composite plates and its producer based on cement base
Method.
Background technique
Cement based artificial stone slab is since designs and varieties are more, wearability skid resistance is good, Product Green is environmentally friendly, fire-protection rating
It is high, quality-high and inexpensive, thus extensively by the welcome of consumer.
Various cement are passed through as agglutination material using the molding cement based artificial slabstone of machine pressing, inorganic terrazzo plate at present
Material, sand, natural rubble and other various thickness building stones form after being configured, adding water and stirring as aggregate and have certain fluidity
Cement based sizing injection pressure machine it is framed in, blank flat is made by press machine head pressure-bearing pressure maintaining.Blank flat needs are put
Press machine could be removed on the higher plate of rigidity by setting, and carry out standing hardening as pallet by the higher plate of rigidity,
It just can be carried out maintenance after blank flat is stood hardening after a period of time.
Blank flat needs after standing hardening are separated with pallet, and separation needs are artificial to carry out auxiliary operation, and separates
Pallet afterwards is also cleaned.Secondly stand hardening needs to occupy a large amount of space, according to stacking mode carry out it is quiet
It sets, needs to buy a large amount of bracket, stood according to the mode of tiling, need to occupy a large amount of place.And when standing
Between generally 3-6 hours, this makes conventional machine pressing molding production process not only with high costs, but also the production cycle is superfluous
Long, under production efficiency, manpower and material resources are at high cost.
The most water absorption rate of cement based artificial stone slab of existing compression moulding is larger, and plate is easy buckling deformation, is producing
And decorative effect is seriously affected since timber intensity is not high frangible in work progress.
Summary of the invention
In view of this, the invention proposes a kind of composite plates and its life by cement basal part composite high-strength bottom plate
Production method.
The technical scheme of the present invention is realized as follows: the present invention provides a kind of composite plates based on cement base, including
Backplane level and cement basic layer, the backplane level are one of resin plate, plastic plate, cement fibrolite plate or ceramic wafer, the water
Mud base includes cement and aggregate.
Conventional water is replaced by the compound backplane level with certain mechanical performance in the lower end in cement basic layer, and with backplane level
Pallet in mud plate production uses.Since backplane level is a part of composite plate of the present invention, the present invention compares traditional cements
The mask work that progress pallet is not needed for plate production, in conventional production, the machinery of cement basic layer is strong when pallet separates
Maximization often has not been reached yet in degree, therefore mask work easily causes to damage to cement basic layer itself, and can glue on pallet
Attached water body refuse needs to carry out manual cleaning, occupies a large amount of time and human input, and the present invention can then overcome above ask completely
Topic.
On the basis of above technical scheme, it is preferred that the resin plate is PP plate or ABS plate, nylon sheet, glass reinforced plastic
Plate, the plastic plate are FRPP plate, POM plate or GFRPP plate, and the cement fibrolite plate is middle density fibre cement boards or high density
Cement fibrolite plate, the ceramic wafer are Imitation Rock Porcelain Tiles, half ceramic tile, pottery brick plate.
The present invention also provides a kind of production method of composite plate based on cement base, the production method includes following step
It is rapid:
Step 1: ingredient, cement, aggregate and water are mixed, the cement based sizing with mobility is obtained, it is spare；
Step 2: molding, provides the framed of four sides enclosing, bottom plate is placed on framed bottom, and backplane level and framed surrounding
Face seals against each other or there are gaps, forms the box-packed mold of upper end opening, spare；
Step 3: molding, the mold cement slurry prepared in step 1 being injected by proportioning device in step 2
In, the cement slurry in mold is suppressed by pressure head, obtains the blank flat of lower end composite bottom board layer；
Step 4: demoulding maintenance makes the blank flat of lower end composite bottom board layer and framed point by being lifted framed and pressure head
From, directly by the blank flat of lower end composite bottom board layer transport to maintenance place carry out maintenance processing, obtain composite plate.
Pressing is forming method conventional in artificial stone plate's production, suppresses water using the pressure head of press and framed cooperation
Mud, flowing water mud rapid shaping after pressing, but just molding cement plate does not have enough mechanical strengths also, therefore needs
Just molding cement plate is carried, using pallet in order to transport.Cement plate is needed again after with certain intensity from support
It is separated on disk, hence into the maintenance work of next step；However this separation process not only needs manually or mechanically to operate, but also
Separation process is easy to cause to damage to cement plate；The case where pallet after separation is adhered to there is also cement, therefore use pallet
Carrying not only needs to occupy material resources and manpower, but also influences the yield rate of cement plate, extends production procedure, and cement plate intensity
Not high, water absorption rate is larger, the dry-shrinkage deformed buckling deformation easy greatly of plate, frangible in production and work progress, influences decorative effect.
Technical solution of the present invention by with certain mechanical strength backplane level and cement basic layer it is compound, and utilize backplane level
Instead of pallet, the cost of pallet is eliminated, and eliminates the operation of pallet separation, reduces manpower and material resources investment, while can also contract
Short production cycle.Due to eliminating the lock out operation of pallet, the yield rate of cement plate is greatly improved, further, conventional water
Also needs to carry out rigid molding cement plate standing maintenance in mud plate compacting production, guarantee has after enough mechanical strengths just can be with
The water curing or steam curing of stack are carried out, the rigid molding cement plate of production method production through the invention, bottom
With regard to mechanical strength with higher, therefore the step of standing maintenance can be saved, so as to shorten the production cycle.
On the basis of above technical scheme, it is preferred that cement described in step 1 is portland cement, normal silicate
The mixture of one or more of cement, white portland cement, aluminate cement or sulphate aluminium cement.
On the basis of above technical scheme, it is preferred that aggregate described in step 1 is that mohs hardness is 7 or mohs hardness
Stone particle or sand less than 7, it is preferred that the partial size of the sand is 20-40 mesh, and 40-80 mesh, 80-120 mesh continuous grading is described
The partial size of stone particle is 3mm~25mm.
Still more preferably, the step 2 further includes carrying out coarse processing to the upper surface of backplane level.
On the basis of above technical scheme, it is preferred that the roughening treatment includes blasting treatment, dabbing processing or draws
The combination of one or more of hair processing, or the bottom plate of embossing or kerve processing is directly customized by bottom plate manufacturer.
Cement based sizing and bottom plate conjugation depend on the roughness of bottom plate surface layer, and surface needs to clear up greasy dirt and floating ash.
On the basis of above technical scheme, it is preferred that the roughness Ra of the backplane level upper surface be 0.1mm~
3.0mm, the thickness of the backplane level are preferably 0.5~2cm.
Since the upper surface of backplane level is likely to be smooth, according to simple compacting and by cement and backplane level
Upper surface is combined the binding force deficiency that may result in backplane level and cement basic layer, influences practical application, blasting treatment, chisel
Hair processing, hair pulling treatment or require bottom plate manufacturer do embossing and kerve processing can allow backplane level surface generate dent,
To improve the contact area between contact surface indirectly, achieve the purpose that enhancing combines effect.
On the basis of above technical scheme, it is preferred that the step 3 further includes, to compacting tool set in pressing process
Carry out vibration processing.
Vibration processing is while to accelerate to empty present in cement to allow the faster levelling of the cement with certain fluidity
Gap, improves the quality and mechanical performance after molding of cement plate, while it is good to also ensure that cement plate after molding has
Aesthetics.
On the basis of above technical scheme, it is preferred that pressing process described in step 3 carries out under evacuated state.
Vacuumize process improves cement plate also for moisture extra in the gap and cement accelerated in emptying cement
Molding consistency.
On the basis of above technical scheme, it is preferred that in step 4, be first lifted framed, ram position is constant, keeps mould
It is in evacuated state in frame, vacuum state is closed when framed bottom end is raised to the top of blank flat, and starts lifting pressure
Head, blank flat are separated with framed and press machine.
On the basis of above technical scheme, it is preferred that the framed pattern draft is 0.5~1.5 °.
On the one hand 0.5~1.5 ° of pattern draft can reduce demoulding difficulty, on the other hand, will not be to complex cement base people
The shape for making slabstone generates big influence.
Of the invention has the advantages that compared with the existing technology
(1) in the production process of the composite plate of the invention based on cement base, cement based sizing and bottom plate are held by pressure
It is combined closely after pressure as an entirety, since the initial strength of plate greatly promotes, to save placement tray, stacking or be put into
Standing maintenance on bracket, plate separate with pallet, clear up four processes of pallet, keep technique simpler, improve production efficiency；
(2) cement-based artificial stone composite board of the invention is reduced to do five faces by doing six face protective treatments originally, reduces
Cost improves work efficiency.
(3) cement-based artificial stone composite board flatness of the invention is higher, intensity is stronger, water absorption rate reduces, after saving
Phase fixed thick and grinding and polishing cost and time.
(4) defect rate is lower in the production process of cement-based artificial stone composite board of the invention, reduces plate and is transporting
Breakage rate in defeated and installation process.
(5) cement-based artificial stone composite board of the invention reduces dry-shrinkage deformed, reduces the accumulation of salt in the surface soil
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the process flow chart of composite plate of the invention；
Fig. 2 is the force and bonding position figure of composite plate of the invention.
In figure: 1- backplane level, 2- cement basic layer.
Specific embodiment
Below in conjunction with embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clearly and completely
Description, it is clear that described embodiment is only some embodiments of the invention, rather than whole embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments shall fall within the protection scope of the present invention.
As shown in Figure 1, composite plate of the invention includes backplane level 1 and cement basic layer 2, embodiment of the present invention in conjunction with Fig. 2
Used in cement base it is consistent, and composition material includes: 425 ordinary portland cements 26%, 80-120 mesh quartz sand
32% and rubble 42%, used 1 material of backplane level include: PP plate, FRPP plate, weighted cement fiberboard and tile panel.
Embodiment 1
Step 1: by 425 ordinary portland cement 7.8kg, the white stone 12.6kg of 80 mesh quartz sand 9.6kg, 6-8mm, water
3.9kg is stirred in mixing plant, and mixing time 8min, mixing speed 25r/min stir evenly, obtain cement based sizing,
It is spare；
Step 2: the one side to PP plate carries out hair pulling treatment, PP plate (805mm*805mm*10mm) is mounted on framed
Bottom, and keep the one side of hair pulling treatment upward, the framed top of pressure head face of press (800 type of terrazzo press machine), pressure head
Match with framed upper end opening, framed pattern draft is 0.5 °；
Step 3: by the framed interior of the cement based sizing injection step two in step 1, pressure head compacting, pressure 80kg/
cm2, pressing time 15s, compacting while shakes framed 15s, vibration frequency be 4500hz and to it is framed it is interior vacuumize, vacuum degree
0.04kpa；
Step 4: compacting finish, keep vacuum state, stop vibration, pressure head is motionless, slowly lift it is framed, when framed
When bottom end is raised up to equal with pressure head bottom end, stop vacuumizing, while lifting pressure head and framed, obtains lower end composite bottom board layer
Blank flat carries out the water curing of 28 day time to blank flat, obtains composite plate.
Embodiment 2
Step 1: by 425 ordinary portland cement 7.8kg, the white stone 12.6kg of 100 mesh quartz sand 9.6kg, 6-8mm, water
3.9kg is stirred in mixing plant, and mixing time 9min, mixing speed 25r/min stir evenly, obtain cement based sizing,
It is spare；
Step 2: the one side to weighted cement fiberboard carries out blasting treatment, by weighted cement fiberboard (805mm*
It 805mm*10mm) is mounted on framed bottom, and keeps the one side of hair pulling treatment upward, press (800 type of terrazzo press machine)
The framed top of pressure head face, pressure head matches with framed upper end opening, and framed pattern draft is 0.8 °；
Step 3: by the framed interior of the cement based sizing injection step two in step 1, pressure head compacting, pressure 80kg/
cm2, pressing time 15s, compacting while shakes framed 15s, vibration frequency be 5000hz and to it is framed it is interior vacuumize, vacuum degree
0.04kpa；
Step 4: compacting finish, keep vacuum state, stop vibration, pressure head is motionless, slowly lift it is framed, when framed
When bottom end is raised up to equal with pressure head bottom end, stop vacuumizing, while lifting pressure head and framed, obtains lower end composite bottom board layer
Blank flat carries out the water curing of 28 day time to blank flat, obtains composite plate.
Embodiment 3
Step 1: by 425 ordinary portland cement 7.8kg, the white stone 12.6kg of 100 mesh quartz sand 9.6kg, 6-8mm, water
3.9kg is stirred in mixing plant, and mixing time 10min, mixing speed 25r/min stir evenly, obtain cement based sizing,
It is spare；
Step 2: the one side to FRPP plate carries out hair pulling treatment, FRPP plate (805mm*805mm*10mm) is mounted on mould
The bottom of frame, and keep the one side of hair pulling treatment upward, the framed top of pressure head face of press (800 type of terrazzo press machine),
Pressure head matches with framed upper end opening, and framed pattern draft is 1.0 °；
Step 3: by the framed interior of the cement based sizing injection step two in step 1, pressure head compacting, pressure 80kg/
cm2, pressing time 15s, compacting while shakes framed 15s, vibration frequency be 5500hz and to it is framed it is interior vacuumize, vacuum degree
0.04kpa；
Step 4: compacting finish, keep vacuum state, stop vibration, pressure head is motionless, slowly lift it is framed, when framed
When bottom end is raised up to equal with pressure head bottom end, stop vacuumizing, while lifting pressure head and framed, obtains lower end composite bottom board layer
Blank flat carries out the water curing of 28 day time to blank flat, obtains composite plate.
Embodiment 4
Step 1: by 425 ordinary portland cement 7.8kg, the white stone 12.6kg of 120 mesh quartz sand 9.6kg, 6-8mm, water
3.9kg is stirred in mixing plant, and mixing time 12min, mixing speed 25r/min stir evenly, obtain cement based sizing,
It is spare；
Step 2: selecting tile panel as bottom plate, Imitation Rock Porcelain Tiles plate (800mm*800mm*11mm) is mounted on framed bottom
Portion, and keep the coarse paving back side of Imitation Rock Porcelain Tiles plate upward, the framed top of pressure head face of press (800 type of terrazzo press machine),
Pressure head matches with framed upper end opening, and framed pattern draft is 1.5 °；
Step 3: by the framed interior of the cement based sizing injection step two in step 1, pressure head compacting, pressure 80kg/
cm2, pressing time 15s, compacting while shakes framed 15s, vibration frequency be 6000hz and to it is framed it is interior vacuumize, vacuum degree
0.04kpa；
Step 4: compacting finish, keep vacuum state, stop vibration, pressure head is motionless, slowly lift it is framed, when framed
When bottom end is raised up to equal with pressure head bottom end, stop vacuumizing, while lifting pressure head and framed, obtains lower end composite bottom board layer
Blank flat carries out the water curing of 28 day time to blank flat, obtains composite plate.
Comparative example
Step 1: 425 ordinary portland cements (specifications and models) 15.6kg, 100 mesh quartz sand 19.2kg, 6-8mm are white
Stone 25.2kg, water 7.8kg, are stirred in mixing plant, and mixing time 10min, mixing speed 25r/min are stirred evenly,
Cement based sizing is obtained, it is spare；
Step 2: by the framed interior of the cement based sizing injection step two in step 1, pressure head compacting, pressure 80kg/
cm2, pressing time 15s, compacting while shakes framed 15s, vibration frequency be 5000hz and to it is framed it is interior vacuumize, vacuum degree
0.04kpa；
Step 3: compacting finishes, vacuum state is kept, stops vibration, while slowly lifting that pressure head is framed, and pallet protrudes into mould
The bottom of frame stops vacuumizing, while lifting framed, suppresses the cement plate finished and falls into pallet, obtains blank flat；
It is stood on frame Step 4: the pallet equipped with blank flat is placed on, stands maintenance 5 hours, maintenance finishes, by artificial
Separation, the blank flat tentatively hardened carry out the water curing of 28 day time to blank flat, obtain cement based artificial slabstone.
Correlated performance test is carried out to the cement based artificial slabstone of above-mentioned production respectively, testing standard (GB):
Test result shows: referring to JC/T 507-2012 artificial cement stone, terrazzo standard
1, PP bottom plate has the characteristics that high rigidity, high tenacity, thin, light, water absorption rate is low, fills after hair pulling treatment with cement foundation base
Divide and become an entirety, associativity is good, and flexural strength improves 43.8%, and water absorption rate reduces 46.2%.
2, weighted cement fiberboard has the characteristics that highly resistance folding, A grades of fire lines, light, after blasting treatment with cement basal plane
Layer sufficiently becomes an entirety, and associativity is good, rolls over strength enhancing 45.5%, water absorption rate increases 15.4%.
3, FRPP bottom plate has the characteristics that high rigidity, high tenacity, thin, light, water absorption rate is low, after hair pulling treatment with cement foundation base
Sufficiently become an entirety, associativity is good, and flexural strength improves 53.6%, and water absorption rate reduces 46.2%.
4, tile tray has the characteristics that highly resistance folding, high rigidity, A grades of fire lines, water absorption rates are low, upward with the back side of ceramic tile
Sufficiently become an entirety with cement foundation base, associativity is good, rolls over strength enhancing 117%, water absorption rate reduces 45.5%.
The foregoing is merely better embodiments of the invention, are not intended to limit the invention, all of the invention
Within spirit and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of composite plate based on cement base comprising backplane level (1) and cement basic layer (2), which is characterized in that the bottom plate
Layer (1) is one of resin plate, plastic plate, cement fibrolite plate or ceramic wafer, and the cement basic layer (2) includes cement and bone
Material.
2. a kind of production method of the composite plate based on cement base as described in claim 1, which is characterized in that the producer
Method includes the following steps:
Step 1: ingredient, cement, aggregate and water are mixed, the cement based sizing with mobility is obtained, it is spare；
Step 2: molding, provides the framed of four sides enclosing, backplane level (1) is placed in framed bottom, and backplane level (1) and framed four
Face seals against each other, and forms the box-like mold of upper end opening, spare；
Step 3: molding, the cement slurry prepared in step 1 is injected into the mold in step 2, the pressure of press machine is passed through
Head suppresses the cement slurry in mold, obtains the blank flat of lower end composite bottom board layer (1)；
Step 4: demoulding maintenance separates the blank flat of lower end composite bottom board layer (1) with framed by the framed and pressure head of lifting,
Directly the blank flat of lower end composite bottom board layer (1) is transported to maintenance place and carries out maintenance processing, obtains composite plate.
3. a kind of production method of the composite plate based on cement base as claimed in claim 2, which is characterized in that institute in step 1
Stating cement is in portland cement, ordinary portland cement, white portland cement, aluminate cement or sulphate aluminium cement
One or more of mixtures.
4. a kind of production method of the composite plate based on cement base as claimed in claim 2, which is characterized in that the step 2
It further include that coarse processing is carried out to the upper surface of backplane level (1).
5. a kind of production method of the composite plate based on cement base as claimed in claim 4, which is characterized in that the roughening
Processing is the combination of one or more of blasting treatment, dabbing processing or hair pulling treatment.
6. a kind of production method of the composite plate based on cement base as claimed in claim 4, which is characterized in that pass through coarse place
After reason, the roughness Ra of the backplane level upper surface is 0.1mm~3.0mm, the backplane level with a thickness of 0.5~2cm.
7. a kind of production method of the composite plate based on cement base as claimed in claim 2, which is characterized in that the step 3
It further include that vibration processing is carried out to compacting tool set in pressing process.
8. a kind of production method of the composite plate based on cement base as claimed in claim 2, which is characterized in that institute in step 3
Pressing process is stated to carry out under evacuated state.
9. a kind of production method of the composite plate based on cement base as claimed in claim 8, which is characterized in that in step 4,
First be lifted framed, ram position is constant, keep framed in be in evacuated state, when framed bottom end is raised to the top of blank flat
Evacuated state is closed when portion, then is lifted pressure head, and blank flat is separated with framed and pressure head.
10. a kind of production method of the composite plate based on cement base as claimed in claim 2, which is characterized in that described framed
Pattern draft be 0.5 °~1.5 °.
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| CN201811127864.4A CN109049285A (en) | 2018-09-26 | 2018-09-26 | A kind of composite plate and its production method based on cement base |
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| CN201811127864.4A CN109049285A (en) | 2018-09-26 | 2018-09-26 | A kind of composite plate and its production method based on cement base |
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Application publication date: 20181221 |
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