CN113001745B - Method for producing assembled wallboard through flat die superposition - Google Patents
Method for producing assembled wallboard through flat die superposition Download PDFInfo
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- CN113001745B CN113001745B CN202110256270.9A CN202110256270A CN113001745B CN 113001745 B CN113001745 B CN 113001745B CN 202110256270 A CN202110256270 A CN 202110256270A CN 113001745 B CN113001745 B CN 113001745B
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- 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
- B28B19/00—Machines or methods for applying the material to surfaces to form a permanent layer thereon
- B28B19/0015—Machines or methods for applying the material to surfaces to form a permanent layer thereon on multilayered articles
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- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention provides a method for producing assembled wallboard by flat die superposition, which comprises the steps of producing a first layer of wallboard on a production die bottom and producing an upper layer of wallboard on a gelled wallboard. The invention has the advantages that: through continue to make another layer wallboard on the wallboard that has been cured shaping to can directly use same place to produce under the not maintenance of bottom accomplish the condition, improve the place utilization ratio, very big increase the productivity, the coincide of wallboard is effectual prevents the internal moisture of wallboard of production too early too fast evaporation, keeps the required temperature humidity of wall body solidification, accelerates the cementing material setting velocity, strengthens the cementing material setting rigidity.
Description
Technical Field
The invention relates to the technical field of assembled wallboard, in particular to a flat die superposition production method of an assembled wallboard.
Background
The traditional fabricated building wallboard material is produced by adopting a factory flat-die single-board mode, such as a production method of a light wallboard disclosed in the invention patent application with the publication number of CN102581920A, and the single board is transferred to a mobile vehicle for maintenance after being poured and molded. In order to remove the construction period, some projects are supplied to the site even when the maintenance of the prefabricated parts is not expired, so that the quality of the projects is seriously affected, and the potential safety hazard in the construction process is increased. And the maintenance water evaporates too fast during the maintenance of the assembled wall board, so that the cement is not glued or is not glued completely and the quality of the assembled wall product is seriously affected. In the prior art, a method for steaming by adopting a steaming kettle to heat in a pressurizing way is adopted, a large amount of heating and pressurizing electric power and coal energy are wasted, huge funds are invested in construction of steaming equipment, the burden of a production enterprise is increased, and the selling price of the assembled wallboard is raised.
Disclosure of Invention
The invention aims to provide a method for producing a plurality of wallboards by superposition, so as to reduce the area of a maintenance field and reduce the production maintenance period.
The invention solves the technical problems through the following technical scheme: a method for producing assembled wallboard by flat-die lamination includes such steps as producing the first layer of wallboard on a production die and producing the upper layer of wallboard on the gelatinized wallboard.
According to the invention, the other layer of wallboard is continuously manufactured on the wallboard which is cured and formed, so that the production of the other layer of wallboard can be directly performed on the board surface while the bottom layer of wallboard is cured, the field utilization rate is improved, the productivity is greatly increased, the superposition of the wallboards effectively prevents the premature and excessively rapid evaporation of the moisture in the wallboard in the curing process, the temperature and humidity required by the solidification of the wall are maintained, the solidification speed of the cementing material is accelerated, and the solidification rigidity of the cementing material is enhanced.
Preferably, the number of the wallboard layers produced by superposition on the production die bottom is 2-10.
Preferably, the step of producing a first layer of wallboard on a production mold base comprises:
fixing a production mould on the bottom of the production mould, placing a wallboard reinforcement cage and a filling material in the production mould, pouring, vibrating and compacting the cementing material, and trowelling and maintaining the surface layer.
Preferably, the wallboard reinforcement cage is pre-bound and assembled or bound and fixed in a production die.
Preferably, the step of producing an upper wallboard on the gel-formed wallboard comprises:
after the lower wallboard is gelled and formed, an interlayer material is paved on the upper surface of the lower wallboard, heightening split heads are fixed on the periphery of the lower wallboard, a production mould is fixed in an area surrounded by the heightening split heads, a wallboard reinforcement cage and a filling material are fixedly installed in the production mould on the interlayer material, the gelled material is poured, vibrated and compacted, and the surface layer is leveled and maintained.
Preferably, the heightening split heads can be overlapped and lifted or can be lifted by themselves to adjust the supporting height, and the outer side of the production die can be fixedly connected with the heightening split heads.
Preferably, the heightening split heads are of similar column structures or of special-shaped structures capable of being stacked and placed vertically, and are made of steel, wood or plastics.
Preferably, the production mold is a side baffle mold plate matched with the side edge of the wallboard, and is one of steel, aluminum alloy, plastic and wood boards, the shape and the specification are identical according to the four-side design of the wallboard, the wallboard can be rectangular, square or polygonal, and the mold can be one of flat plate, concave-convex, triangular or groove.
Preferably, the production mold is formed by stamping or welding steel plates, aluminum alloys or plastics, four sides of the mold are provided with opposite sides perpendicular to the surface of the mold, at least one interlocking screw hole is reserved on each opposite side, at least one interlocking screw cap is welded or anchored on the opposite side in an extending manner, and a reinforcing piece is vertically arranged on the back of the production mold and is at least one of channel steel, section steel and angle steel.
Preferably, the production mould is fixedly connected with the heightening split heads through welding or anchoring or locking or screwing.
Preferably, the production die bottom is a reinforced concrete large plate formed by pouring, the size of the production die bottom is not smaller than the size of a wallboard, die fixing bolts are reserved or welded on the die surrounding peripheral die bottom, at least two single-side fixing bolts can be reserved, fixing screw holes can be reserved and then fixed by bolts, and the upper surface of the production die bottom is smooth and flat.
Preferably, the production mold bottom further comprises a whole steel plate or plastic plate covered on the upper surface of the reinforced concrete large plate.
Preferably, the interlayer material is one of cotton cloth, linen, plastic cloth, plastic plates and iron plates, and the area of the interlayer material is larger than that of the wallboard.
Preferably, the cementing material is one of cement, magnesia and gypsum.
Preferably, when the cementing material is silicate cement, the cementing forming time is more than or equal to 10 hours, when the cementing material is gypsum, the cementing time is more than or equal to 40 minutes, when the cementing material is magnesium oxide, the cementing time is more than or equal to 50 minutes, and when the cementing time is up to the above, the production operation of the upper wallboard can be continued.
Preferably, the method further comprises the step of transferring the cured and formed multi-layer wallboard integrally away from the production die bottom for continuous curing.
Preferably, the curing time of the uppermost wallboard is not less than the final setting time of the cementing material.
The assembly type wallboard flat die superposition production method provided by the invention has the advantages that: according to the invention, the other layer of wallboard is continuously manufactured on the produced and molded wallboard, so that the upper layer of wallboard can be directly manufactured by using the same site under the condition that the bottom layer is not finished and final setting is performed, the site utilization rate is improved, the productivity is greatly increased, the superposition of wallboards effectively prevents the moisture in the produced wallboard from being evaporated too quickly and prematurely, the temperature and humidity required by wall solidification are maintained, the setting speed of the cementing material is accelerated, and the setting rigidity of the cementing material is enhanced. Through increasing the fixed production mould of split heads, can demolish lower floor's production mould when producing upper wallboard, improve production mould's circulation efficiency, improve production mould's stability. The integrated wallboard formed by condensation is transferred to other areas for maintenance, so that the circulation efficiency of the production die bottom can be improved, and the yield can be effectively improved.
Drawings
Fig. 1 is a schematic view of a production state of an assembled wallboard flat-die superposition production method according to an embodiment of the present invention;
FIG. 2 is a schematic view of a raised column split heads used in the method for producing a stacked flat panel display according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an elevated special-shaped split heads used in the method for producing the assembled wallboard flat-die superposition according to the embodiment of the present invention.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The present embodiment provides a flat-die laminating production method of assembled wallboard, and referring to fig. 1, includes a step of producing a first layer of wallboard 2 on a production die bottom 1 and a step of producing an upper layer of wallboard 2 on a gel-formed wallboard 2.
According to the embodiment, the other layer of wallboard is continuously manufactured on the wallboard which is cured and formed, so that the same site can be directly used for production under the condition that the bottom layer is not cured, the site utilization rate is improved, the productivity is greatly increased, and the turnover efficiency of the site and the die is improved.
Further, according to the requirements of users and the types of products, the number of layers of the wallboard produced by superposition on the production die bottom 1 is 2-10. In case the support force of the production mould bottom 1 and the bottom wall plate 2 is sufficient, it is also possible to make more wall plates 2 by suitable epitaxy.
Wherein the step of producing the first layer of wallboard 2 on the production die bottom 1 comprises the following steps:
and (3) installing and fixing a production die on the production die bottom 1, placing a wallboard reinforcement cage (not shown) and a filling material in the production die 3, pouring, vibrating and compacting a cementing material, and trowelling and curing a surface layer.
The wallboard reinforcement cage is integrally placed in the production die 3 after being pre-bound and assembled or is bound and fixed in the production die 3.
The step of producing the upper layer wallboard 2 on the gel-formed wallboard 2 comprises the steps of:
after the lower wallboard 2 is gelled and formed, an interlayer material 4 is paved on the upper surface of the lower wallboard 2, heightening split heads 5 are fixed on the periphery of the lower wallboard 2, a production mould 3 is fixed in an area surrounded by the heightening split heads 5, a reinforcing steel bar framework and a filling material in the production mould 3 are placed on the interlayer material 4, the gelled material is poured, vibrated and compacted, and the surface layer is leveled and maintained.
During production, the construction of the second layer can be carried out after the cementing material of the first layer is gelled and formed, and after the second layer wallboard is cast and cured, the step of producing the upper layer wallboard 2 on the gelled wallboard 2 is repeated until the required layer number is reached.
The cementing material can be one of cement, magnesia and gypsum, and the specific material is confirmed according to production requirements, and the cementing forming time is respectively as follows under different cementing materials: silicate cement for more than or equal to 10 hours; gypsum not less than 40 minutes; magnesium oxide is more than or equal to 50 minutes, and when the gel time is up to the above, the production operation of the upper wallboard can be continued.
In combination with fig. 2 and fig. 3, the height of the heightening split heads 5 can be adjusted by stacking and lifting or by lifting the heightening split heads 5, the height adjustment of the heightening split heads 5 can be realized by a driving structure such as a hydraulic system or the like, or the heightening split heads are in telescopic fit through two mutually nested pipes, snap fasteners are arranged on the inner pipe, and a plurality of limiting holes matched with the snap fasteners are arranged on the outer pipe along the length direction.
In this embodiment, the height-increasing split heads 5 are similar to the column structure shown in fig. 2 or the special-shaped structure capable of being stacked and placed as shown in fig. 3, and the height-increasing split heads 5 are made of steel, wood or plastic. The heightening split heads 5 are stacked on the heightening split heads 5 of the lower layer, and the main function is to provide vertical supporting force for the production mold 3.
Referring to fig. 1 again, the production mold 3 is a side baffle mold plate matched with the side edge of the wallboard 2, the shape of the side baffle mold plate is designed according to the shape of the edge of the wallboard 2, the side baffle mold plate is generally a straight plate structure, the production mold 3 is formed by stamping or welding steel plates or plastics, a reinforcing member (not shown) is vertically arranged on the back surface of the production mold 3 so as to improve the strength of the production mold 3, and the reinforcing member is at least one of channel steel, angle steel and section steel.
The production mould 3 is fixedly connected with the heightening split heads 5 through the existing fixing modes such as welding or anchoring or collarbone or screw connection, and the whole production mould 3 is kept stable and deformation-free after the concrete connection, so that the form of the cast assembled wallboard 2 is kept uniform.
When pouring of the upper wallboard 2 is carried out, the production mould 3 of the lower wallboard 2 can be demolded without demolding operation, under the condition of demolding operation, the production mould 3 of the upper layer is completely supported by the heightened split heads 5 of the same layer, the turnover rate of the production mould 3 can be improved at the moment, and only one set of production mould 3 is needed in the whole production process.
In order to improve the stability of the production mold 3 when the demolding operation is not performed, the production mold 3 of the upper layer may be fixedly connected with the production mold 3 of the lower layer by bolts or other fixing means.
The production die bottom 1 is a large reinforced concrete plate 11 formed by pouring, the size of the production die bottom 1 is not smaller than that of the wallboard 2, and the upper surface of the production die bottom 1 is smooth and flat; and (3) when the reinforced concrete large plate 11 is poured, trowelling maintenance is carried out.
The production die bottom 1 can also comprise a whole steel plate 12 covered on the upper surface of the reinforced concrete large plate 11, and the steel plate 12 ensures that the upper surface of the production die bottom 1 is smooth and flat.
The interlayer material 4 is one of cotton cloth, flax, plastic cloth, a plastic plate and an iron sheet plate, and the area of the interlayer material 4 is larger than that of the wallboard; the interlayer material 4 mainly has the effect of not affecting the surface quality of the lower wallboard 2 and simultaneously facilitating the separation of the upper wallboard 2 and the lower wallboard 2, and other materials with proper toughness and rigidity can be selected as the interlayer material 4 under the condition of meeting the requirement.
Furthermore, the assembly type wallboard flat die superposition production method further comprises the step of integrally transferring the multi-layer wallboard 2 formed by curing away from the production die bottom 1 and continuing curing to other places, so that the production die bottom 1 can be timely lifted out to continue producing a new assembly type wallboard 2, the turnover rate of the production die bottom 1 is quickened, and the yield is improved.
In this embodiment, ten days later after pouring the multilayer wallboard 2 on the uppermost layer, the multilayer wallboard 2 can be integrally transferred to a semi-finished product curing site, and the semi-finished product curing site can be used after continuing to cure for more than 28 days.
Specifically, this embodiment also provides production data for different layers of wallboard, as follows:
production example 1
The method comprises the steps of utilizing 30 wallboard production mold bottoms 1 with the specification of 3000 mm multiplied by 3200 mm, 30 wallboard production molds 3 with the specification of 200 mm multiplied by 2680 mm multiplied by 3000 mm (long) to produce wallboard 2 with the specification of 200 mm multiplied by 2680 mm, occupying 400 square meters of production field, 100 square meters of material stacking field, 270 square meters of transportation channel land, 100 square meters of semi-finished product maintenance land, and 870 square meters of production land in total.
The cement is produced by adopting a superposition method, the superposition layer number is 3, and the cementing material is 325# ordinary Portland cement. The first day 4 workers clean the die bottom, put and fix the production die, put the reinforcing bar aggregate and fill the module, pour the cementing material, the trowelling is taken up, the total time is 10 hours; the interlayer material is paved by 4 workers on the second day, the production mould is fixedly arranged, the reinforced aggregate and the filling module are arranged, the cementing material is poured, the total time is 10 hours, the labor is same as that of the first two days on the third day, the uppermost layer is covered with the heat-insulating and moisture-preserving curing film, the natural curing is carried out for 10 days, and the production mould bottom is lifted to the semi-finished product curing site for continuous curing until the semi-finished product curing site is cured for 28 days to leave a factory. The calculation is performed in the following manner:
1) Total production amount: 2680 mm (high) ×3000 mm (long) ×30 (production die bottom) ×3 (layer) = 723.6 square meters.
2) Production engineering 40×3=120 man-hours, each man-hour has a work price of 30 yuan/hour, and the total is 3600 yuan;
3) 2 batches are circularly produced for more than 4 days in a month, the total production amount is 1447.2 square meters, and the labor cost is 7200 yuan.
The production ratio per square meter production site and month is 1.663 square meters (products)/square meters (sites), and the artificial unit price is 4.975 yuan/square meter.
Production example 2
The method comprises the steps of utilizing 60 wallboard production mold bottoms 1 with the specification of 3000 mm multiplied by 3200 mm, 60 wallboard production molds 3 with the specification of 200 mm multiplied by 2680 mm (high) multiplied by 3000 mm (long), taking up 800 square meters of production sites, 200 square meters of material stacking sites, 380 square meters of transportation channels, 200 square meters of semi-finished product maintenance sites, and 1580 square meters of production sites.
The cement is produced by adopting a superposition method, the number of superposition layers is 6, and the cementing material is 325# ordinary Portland cement. 8 workers on the first day clean the die bottom, put and fix the production die, put the reinforcing bar aggregate and fill the module, pour the cementing material, the trowelling is taken up, the total time is 10 hours; 8 workers lay interlayer materials on the second day, put and fix production dies, put reinforcing bar aggregate and filling modules, pour cementing materials, and take up and trowelling for 10 hours in total, the labor time for the third, fourth, fifth and sixth days is the same as that for the first two days, the uppermost layer covers the heat-preserving and moisture-preserving curing film, and the semi-finished product curing site is left from the bottom of the production die for 10 days of natural curing, and is cured for 28 days. The calculation is performed in the following manner:
1) Total production amount: 2680 mm (high) ×3000 mm (long) ×60 (production die bottom) ×6 (layer) = 2894.4 square meters.
2) Production engineering 80×6=480 man-hours, each of which has a work price of 30 yuan/hour, and total 14400 yuan;
3) 2 batches are circularly produced for more than 2 days in a month, the total production amount is 5788.8 square meters, and the labor cost is 28800 yuan.
The production ratio per square meter production site/month is 3.664 square meters (product)/square meter (site) by calculation, and the artificial unit price is 4.975 yuan/square meter.
Production example 3
The production method comprises the steps of utilizing 60 wallboard production die bottoms with the specification of 3000 mm multiplied by 3200 mm, 60 wallboard production dies with the thickness of 150 mm, producing wallboard products with the specification of 150 mm (thickness) multiplied by 2680 mm (height) multiplied by 3000 mm (length), occupying 800 square meters of production field, 150 square meters of material stacking field, 380 square meters of transportation channel, 150 square meters of semi-finished product maintenance field, and 1480 square meters in total.
The cement is produced by adopting a superposition method, the superposition layer number is 8, and the cementing material is 325# ordinary Portland cement. 8 workers on the first day clean the die bottom, put and fix the production die, put the reinforcing bar aggregate and fill the module, pour the cementing material, the trowelling is taken up, the total time is 9 hours; 8 workers lay interlayer materials on the second day, put and fix production dies, put reinforcing bar aggregate and filling modules, pour cementing materials, and take up and trowelling for 9 hours in total, the labor time for the third to eighth days is the same as that for the first two days, the uppermost layer is covered with a heat-insulating and moisture-preserving curing film, and the production dies are lifted off from the bottoms of the production dies to a semi-finished product curing site for continuous curing for 28 days to leave a factory after natural curing for 10 days. The calculation is performed in the following manner:
1) Total production amount: 2680 mm (high) ×3000 mm (long) ×60 (production die bottom) ×8 (layer) = 3859.2 square meters.
2) Production tooling 72×8=576 man-hours, each with a tooling price of 30 yuan/hour, totaling 17280 yuan; 3. 2 batches are circularly produced for more than 6 days in a month, the total production amount is 7718.4 square meters, the labor cost is 34560 yuan, and the production rate of 5.215 square meters (products) per square meter production site/square meter site is calculated, so that the labor cost is 4.48 yuan/square meter.
According to the analysis, the flat die superposition production method provided by the technology can obviously improve the month output and the yield ratio under the condition of more superposition layers, effectively solves the problem of slow production of prefabricated wallboards in the prior art, does not need to use a steam curing kettle for pressurizing, heating and steam curing in order to reduce the curing time, and reduces the equipment and energy input; and the superposition of the wallboards effectively prevents the water in the produced wallboards from evaporating too quickly and too early, keeps the temperature and humidity required by wall solidification, accelerates the solidification speed of the cementing material and enhances the solidification rigidity of the cementing material.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A method for producing an assembled wallboard by flat die superposition is characterized in that: comprising the steps of producing a first layer of wallboard on a production mold bottom and producing an upper layer of wallboard on a gelled wallboard;
the step of producing a first layer of wallboard on a production die bottom comprises the following steps:
fixing a production mould on the bottom of the production mould, placing a wallboard reinforcement cage and a filling material in the production mould, pouring, vibrating and compacting by using a cementing material, and trowelling and curing a surface layer;
the step of producing an upper wallboard on the gel-formed wallboard comprises:
after the lower wallboard is gelled and formed, paving interlayer materials on the upper surface of the lower wallboard, fixing heightening split heads on the periphery of the lower wallboard, fixing a production die in a region surrounded by the heightening split heads, placing a reinforcement cage and filling materials in the production die on the interlayer materials, pouring, vibrating and compacting the interlayer materials, and trowelling and curing the surface layer;
the height-increasing split heads can be overlapped and raised or can be lifted and lowered to adjust the height, the outer side of the production die is fixedly connected with the height-increasing split heads, the height-increasing split heads are of similar column structures or of special-shaped structures capable of being stacked and placed, and the height-increasing split heads are made of steel, timber or plastics;
the production mould is a side baffle template matched with the side edge of the wallboard;
the production die is formed by stamping or welding steel plates, aluminum alloys or plastics, and the back surface of the production die is vertically provided with a reinforcing piece which is at least one of channel steel, section steel and angle steel;
the production mould is fixedly connected with the heightening split heads through welding or anchoring or locking or screwing;
when pouring the upper wallboard, the production mould of the lower wallboard can be demolded or not, and when in demolding, the production mould of the upper wallboard is completely supported by the heightened split heads of the same layer, and when not in demolding, the production mould of the upper wallboard is fixedly connected with the production mould of the lower wallboard;
and further comprises the step of transferring the whole cured and formed multi-layer wallboard away from the production die bottom for continuous curing.
2. The method for producing the assembled wallboard flat-die superposition according to claim 1, wherein the method comprises the following steps: the wallboard reinforcement cage is pre-bound and assembled or bound and fixed in a production die.
3. The method for producing the assembled wallboard flat-die superposition according to claim 1, wherein the method comprises the following steps: the production die bottom is a large reinforced concrete plate formed by pouring, the size of the production die bottom is not smaller than that of a wallboard, and the upper surface of the production die bottom is smooth and flat.
4. A method of producing a fabricated wallboard flat-die laminate in accordance with claim 3, wherein: the production mold bottom also comprises a whole steel plate or a plastic plate which is covered on the upper surface of the reinforced concrete large plate.
5. The method for producing the assembled wallboard flat-die superposition according to claim 1, wherein the method comprises the following steps: the cementing material is one of cement, magnesia and gypsum;
when the cementing material is silicate cement, the cementing forming time is more than or equal to 10 hours, when the cementing material is gypsum, the cementing time is more than or equal to 40 minutes, and when the cementing material is magnesium oxide, the cementing time is more than or equal to 50 minutes.
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| CN209653227U (en) * | 2019-01-11 | 2019-11-19 | 中国建筑第八工程局有限公司 | Height-adjustable split heads |
| CN110042988A (en) * | 2019-05-23 | 2019-07-23 | 中国建筑一局(集团)有限公司 | Recyclable multifunctional stirrup and construction method thereof |
| CN110259237A (en) * | 2019-06-13 | 2019-09-20 | 刘全义 | Assembling frame posture horizontal warehouse, prefabricated panel mold and horizontal warehouse method of construction |
| CN110614718B (en) * | 2019-09-30 | 2021-06-04 | 泰安市骏鸣住宅工业科技有限公司 | Production process of precast concrete shear wall external wall panel |
| CN211114883U (en) * | 2019-10-23 | 2020-07-28 | 中建丝路建设投资有限公司 | Can have enough to meet need formula reinforcing bar split heads |
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2021
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