CN218205195U - High-strength weldable composite calcium silicate plate and stamping die - Google Patents
High-strength weldable composite calcium silicate plate and stamping die Download PDFInfo
- Publication number
- CN218205195U CN218205195U CN202222592254.XU CN202222592254U CN218205195U CN 218205195 U CN218205195 U CN 218205195U CN 202222592254 U CN202222592254 U CN 202222592254U CN 218205195 U CN218205195 U CN 218205195U
- Authority
- CN
- China
- Prior art keywords
- calcium silicate
- die
- hole
- steel plate
- teeth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The utility model provides a high strength weldable composite calcium silicate board, includes calcium silicate board and polylith steel sheet that punches a hole, is equipped with a plurality of through-holes on the steel sheet that punches a hole, and the edge connection of every through-hole has a plurality of fixed teeth of turning up, and the appearance of fixed tooth is triangle-shaped, and the side edge of fixed tooth is equipped with the sawtooth, and polylith steel sheet that punches a hole distributes in calcium silicate board's surface, and fixed tooth embedding is in calcium silicate board. Also relates to a stamping die for manufacturing the high-strength weldable composite calcium silicate plate. The utility model discloses a take the fixed tooth of sawtooth will punch a hole the steel sheet and compound on calcium silicate board, prepare portably, intensity is high, has not only improved the shortcoming that traditional calcium silicate board intensity is low, toughness is poor, still makes panel possess the characteristic of weldable, belongs to the building material field.
Description
Technical Field
The utility model relates to a building material field, concretely relates to compound calcium silicate board and stamping die of high strength welding.
Background
The calcium silicate board is a green, environment-friendly and low-carbon artificially synthesized board, and the main preparation process comprises the processes of net part forming, rewinding and blank cutting, board blank compacting, standing and pre-curing, autoclaved curing, sanding and edge cutting, board surface coating and the like. The composite material can be widely applied to various fields such as interior decoration, building construction, furniture panels and the like, has the advantages of sound insulation, fire resistance, attractiveness, durability, flexible application, wide variety, no toxicity, no harm and the like, and becomes an important material in the field of building materials.
In addition, in recent years, fabricated building construction methods have been widely applied to structures such as building floors and walls, and the development of building integration, standardization and high efficiency is promoted. At present, when a common assembly type structure is applied, an inner steel bar truss needs to be constructed firstly, then the enclosure plate is assembled and fixed in a complex mode, and the enclosure plate needs to be detached after casting is completed. The common assembly type structure still has the defects of complex assembly and connection process of the apron plates, insufficient use convenience, single type, poor performance and the like. The calcium silicate plate is used as a mould-disassembly-free casting enclosure plate of structures such as building floor slabs, walls and the like, can be firmly combined with concrete after casting is completed, and serves as a flat wall surface. However, the conventional calcium silicate board is not strong and cannot be directly welded, which greatly limits its application.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model aims at: provides a high-strength weldable composite calcium silicate plate with simple application and higher strength and a stamping die.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high strength weldable composite calcium silicate board, includes calcium silicate board and polylith steel sheet that punches a hole, is equipped with a plurality of through-holes on the steel sheet that punches a hole, and the edge connection of every through-hole has a plurality of fixed teeth of turning up, and the appearance of fixed tooth is triangle-shaped, and the side edge of fixed tooth is equipped with the sawtooth, and polylith steel sheet that punches a hole distributes in the surface of calcium silicate board, during the fixed tooth embedding calcium silicate board.
After the structure is adopted, the defects of low strength and poor toughness of the traditional calcium silicate board are overcome, the fixing strength between the punched steel plate and the calcium silicate board can be enhanced by embedding the fixing teeth with the saw teeth at the edges into the calcium silicate board, and the whole composite board has the characteristic of welding because the steel plate is compounded on the calcium silicate board.
Preferably, the through hole and the fixing teeth are formed by punching.
Preferably, the root of the fixed teeth is perpendicular to the steel plate, and the top of the fixed teeth is turned outwards to form an arc-shaped bend of 90-120 degrees in the direction away from the center of the through hole.
Preferably, the through hole is a regular hexagonal hole, the side length of the through hole is 10-15 mm, the saw teeth are regular triangular saw teeth, and the tooth height of the saw teeth is 2-3 mm.
Preferably, the plurality of punching steel plates are arranged in a linear shape, the thickness of each punching steel plate is 0.5-2 mm, the width of each punching steel plate is 150-200 mm, the length of each punching steel plate is 2440mm, and the distance between every two adjacent punching steel plates is 150mm.
A preparation method of a high-strength weldable composite calcium silicate plate comprises the following steps:
s1, preparing a wet blank of a calcium silicate board;
s2, forming a plurality of through holes and fixed teeth connected to the edges of the through holes on the steel plate through stamping to obtain a punched steel plate;
and S3, vertically stacking the punched steel plate and the calcium silicate board wet blank, pressing the punched steel plate and the calcium silicate board wet blank into a composite board wet blank, wherein one side of the fixed teeth of the punched steel plate faces the calcium silicate board wet blank, and in the pressing process, the compaction pressure is not lower than 30MPa, and the compaction time is not less than 10min.
And S4, maintaining the wet composite board blank to obtain a formed board.
Preferably, in step S1, the siliceous material, the calcareous material, the cement and the plant fiber are fully stirred and mixed to prepare mixed blank slurry with a solid content of 10 to 15wt%, wherein the molar ratio of total silicon to calcium is 0.7 to 0.8; and (3) forming and dehydrating the prepared mixed blank slurry by adopting a long net or a cylinder mould, rewinding and cutting blanks to prepare the wet blank of the calcium silicate board.
Preferably, the siliceous material is composed of one or more of quartz powder, micro silicon powder and diatomite, the calcareous material is composed of one or more of slaked lime and calcium oxide, the cement is portland cement, the cement accounts for 20-30 wt% of the total solid content, the plant fiber is composed of one or more of unbleached softwood pulp, bleached softwood pulp, hemp pulp and waste cement bag paper pulp, and the plant fiber accounts for 6-8 wt% of the total solid content.
Preferably, in step S4, the composite board wet blank is cured at 40 ℃ for 8 hours, and then placed in an autoclave at 170-180 ℃ for autoclave curing for 15-20 hours to obtain a formed board.
A stamping die is used for manufacturing the high-strength weldable composite calcium silicate plate and comprises a blanking die and a bending die, wherein the blanking die is used for stamping a plurality of groups of fixed teeth on a steel plate, and the bending die is used for outwards turning and forming the fixed teeth.
Preferably, the blanking die comprises a first upper male die and a first lower female die, a plurality of strip-shaped stamping blocks are arranged at the bottom of the first upper male die, the edges of two sides of each stamping block are in a sawtooth shape, the plurality of stamping blocks are distributed in a radial shape, and the first lower female die is provided with a blanking groove corresponding to the stamping blocks;
the bending and pressing die comprises a second upper die, a second middle fixed die and a second lower die, wherein the lower end of the second upper die is provided with a pressing block, the second middle fixed die is provided with a guide through hole matched with the pressing block, the side edge of the lower end of the guide through hole is an arc-shaped pressing surface, the upper end of the second lower die is provided with a groove, and the shape of the bottom surface of the groove is matched with the shape of the arc-shaped pressing surface.
Generally speaking, the utility model has the advantages that:
1. aiming at the defects of low strength and poor toughness of the traditional calcium silicate plate, the punching steel plate with optimized design is adopted for compounding to prepare the high-strength weldable punching steel plate composite calcium silicate plate. The saw teeth on the edge of the fixed teeth can form a good fixing effect after the calcium silicate board is solidified, and the outward turning design of the fixed teeth is the key for ensuring the firm combination of the steel plate and the calcium silicate board. The fundamental principle is as follows: the outward-turned fixed teeth can be combined with the calcium silicate boards in a cladding mode, the fixed blocks clamped between the fixed teeth and the surface punching steel plates can be formed after the wet blanks of the calcium silicate boards are solidified, the fixed teeth are prevented from loosening, and compared with the combination of a pure insertion mode, the outward-turned fixed teeth are combined more stably and firmly. In addition, the punching steel plate is manufactured by adopting a special punching die, and has the advantages of simple structure and high production efficiency.
2. The preparation process of the high-strength weldable composite calcium silicate board is simple and convenient, the production efficiency is high, the cost is low, the processability is strong, and the product performance is excellent. The original calcium silicate board production line is not required to be modified, and the production can be completed only by superposing the prefabricated punching steel plates in the wet blank compaction process. The outward-turning type fixed teeth cannot irreversibly damage the basic structure of the plate in the pressing process of a wet plate blank, but can increase the density of the plate due to an ultrahigh compaction process, so that the strength of the composite plate is higher.
3. The utility model discloses a steel sheet that will punch a hole firmly combines with calcium silicate board, when improving calcium silicate board intensity, more importantly has given the characteristic that compound calcium silicate board can weld. The utility model provides a product can with steel bar truss direct welding, can be used to the exempt from form removal casting apron board of floor, wall body isotructure, have the advantage that the construction is convenient, high-efficient, with low costs.
4. The utility model discloses a preparation method and product are applicable to the assembled calcium silicate board of all kinds of usage, can accomplish preassembly in the mill stage, greatly simplify the construction site's assembly work volume, effectively promote the development of integrating, standardizing and high-efficient of building.
Drawings
Fig. 1 is a schematic front structural view of a high-strength weldable composite calcium silicate sheet.
Fig. 2 is a schematic side view of a high-strength weldable composite calcium silicate sheet.
Fig. 3 is a schematic structural view of a punched steel plate.
Fig. 4 is a front view schematically illustrating the structure of the punched steel plate.
Fig. 5 is a front structural view of the fixing teeth.
Fig. 6 is a side view of the fixing teeth.
Fig. 7 is a schematic perspective view of the blanking die.
Fig. 8 is a perspective view of the first upper punch.
Fig. 9 is a partial structural schematic view of the first lower die.
Fig. 10 is a schematic perspective view of the bending die.
Fig. 11 is a schematic side view of the bending die.
Wherein 1 is a calcium silicate plate, 2 is a punching steel plate, 3 is a through hole, 4 is a fixed tooth, 5 is a sawtooth, 6 is a first upper male die, 7 is a first lower die, 8 is a charging chute, 9 is a second upper die, 10 is a second intermediate fixed die, and 11 is a second lower die.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
The utility model provides a high strength weldable composite calcium silicate board, includes calcium silicate board and polylith steel sheet that punches a hole, is equipped with a plurality of through-holes on the steel sheet that punches a hole, and the edge connection of every through-hole has a plurality of fixed teeth of turning up, and the appearance of fixed tooth is triangle-shaped, and the side edge of fixed tooth is equipped with the sawtooth, and polylith steel sheet that punches a hole distributes in the surface of calcium silicate board, during the fixed tooth embedding calcium silicate board.
The through-hole and the fixed teeth are formed by punching.
The root of the fixed teeth is perpendicular to the steel plate, and the tops of the fixed teeth are outwards turned towards the direction far away from the center of the through hole to form an arc-shaped bend of 90 degrees.
The through hole is a regular hexagon hole, the side length of the through hole is 10mm, the saw teeth are regular triangle saw teeth, and the tooth height of the saw teeth is 2mm.
The through-holes are arranged in multiple rows, the adjacent through-holes are staggered in rows, the center distance of the through-holes in the same row is 50mm, the row distance between the two adjacent rows of through-holes is 50mm, and the staggered distance of the centers of the through-holes in the adjacent rows is preferably 25mm.
The plurality of punching steel plates are linearly arranged, the thickness of each punching steel plate is 0.5mm, the width of each punching steel plate is 150mm, the length of each punching steel plate is 2440mm, and the distance between every two adjacent punching steel plates is 150mm.
A preparation method of a high-strength weldable composite calcium silicate plate comprises the following steps:
s1, preparing a wet blank of a calcium silicate board;
s2, forming a plurality of through holes and fixing teeth connected to the edges of the through holes in the steel plate through stamping to obtain a punched steel plate;
and S3, vertically stacking the punched steel plate and the calcium silicate board wet blank, pressing the punched steel plate and the calcium silicate board wet blank into a composite board wet blank, wherein one side of the fixed teeth of the punched steel plate faces the calcium silicate board wet blank, and in the pressing process, the compaction pressure is not lower than 30MPa, and the compaction time is not less than 10min.
And S4, maintaining the wet composite board blank to obtain a formed board.
And (3) carrying out edge trimming and shaping and surface sanding on the formed plate to obtain the high-strength weldable composite calcium silicate plate.
In the step S1, fully stirring and mixing the siliceous material, the calcareous material, the cement and the plant fiber to prepare mixed blank slurry with the solid content of 10-15 wt%, wherein the molar ratio of total silicon to calcium is 0.7-0.8; and (3) forming and dehydrating the prepared mixed blank slurry by adopting a long net or a cylinder mould, rewinding and cutting blanks to prepare the wet blank of the calcium silicate board.
The thickness of the wet blank of the calcium silicate board is 20mm.
The siliceous material is composed of one or more of quartz powder, silica fume and diatomite, the calcareous material is composed of one or more of slaked lime and calcium oxide, the cement is Portland cement, the percentage of the cement in the total solid content is 20-30 wt%, the plant fiber is composed of one or more of unbleached softwood pulp, bleached softwood pulp, hemp pulp and waste water mud bag paper pulp, and the percentage of the plant fiber in the total solid content is 6-8 wt%.
Specifically, the siliceous material is quartz powder, the calcareous material is slaked lime, the cement is portland cement, and the plant fiber is unbleached softwood pulp. The raw materials are added with water and stirred and mixed evenly to prepare mixed blank slurry with the solid content of 10wt%, wherein the total molar ratio of silicon to calcium is 0.7, the consumption of cement is 20wt%, and the consumption of unbleached softwood pulp is 8wt%.
And S4, curing the composite board wet blank at 40 ℃ for 8 hours, and then placing the composite board wet blank in a high-pressure steam curing kettle at 170 ℃ for steam curing for 15 hours to obtain a formed board.
The stamping die is used for manufacturing the high-strength weldable composite calcium silicate plate and comprises a blanking die and a bending die, wherein the blanking die is used for stamping a plurality of groups of fixed teeth on a steel plate, and the bending die is used for outwards turning and molding the fixed teeth.
The blanking die comprises a first upper male die and a first lower female die, a plurality of strip-shaped stamping blocks are arranged at the bottom of the first upper male die, the edges of two sides of each stamping block are in a sawtooth shape, the plurality of stamping blocks are distributed in a radial shape, and the first lower female die is provided with a blanking groove corresponding to the stamping blocks;
the bending and pressing die comprises a second upper die, a second middle fixed die and a second lower die, wherein the lower end of the second upper die is provided with a pressing block, the second middle fixed die is provided with a guide through hole matched with the pressing block, the side edge of the lower end of the guide through hole is an arc-shaped pressing surface, the upper end of the second lower die is provided with a groove, and the shape of the bottom surface of the groove is matched with the shape of the arc-shaped pressing surface.
Example two
The utility model provides a high strength weldable composite calcium silicate board, includes calcium silicate board and polylith steel sheet that punches a hole, is equipped with a plurality of through-holes on the steel sheet that punches a hole, and the edge connection of every through-hole has a plurality of fixed teeth of turning up, and the appearance of fixed tooth is triangle-shaped, and the side edge of fixed tooth is equipped with the sawtooth, and polylith steel sheet that punches a hole distributes in the surface of calcium silicate board, during the fixed tooth embedding calcium silicate board.
The through-hole and the fixed teeth are formed by punching.
The root of the fixed teeth is perpendicular to the steel plate, and the tops of the fixed teeth are outwards turned towards the direction far away from the center of the through hole to form 100-degree arc-shaped bends.
The through hole is a regular hexagonal hole, the side length of the through hole is 12mm, the saw teeth are regular triangle saw teeth, and the tooth height of the saw teeth is 2.5mm.
The through-holes are arranged in multiple rows, the adjacent through-holes are staggered in rows, the center distance of the through-holes in the same row is 50mm, the row distance between the two adjacent rows of through-holes is 50mm, and the staggered distance of the centers of the through-holes in the adjacent rows is preferably 25mm.
The plurality of punching steel plates are linearly arranged, the thickness of each punching steel plate is 1mm, the width of each punching steel plate is 200mm, the length of each punching steel plate is 2440mm, and the distance between every two adjacent punching steel plates is 150mm.
The siliceous material is diatomite, the calcareous material is calcium oxide, the cement is silicate cement, and the plant fiber is bleached softwood pulp. The raw materials are added with water and stirred and mixed evenly to prepare mixed blank slurry with the solid content of 13wt%, wherein the total molar ratio of silicon to calcium is 0.8, the consumption of cement is 25wt%, and the consumption of unbleached softwood pulp is 7wt%.
And S4, curing the composite board wet blank at 40 ℃ for 8 hours, and then placing the composite board wet blank in a high-pressure steam curing kettle at 180 ℃ for steam curing for 17 hours to obtain a formed board.
The embodiment is the same as the first embodiment.
EXAMPLE III
The utility model provides a high strength weldable composite calcium silicate board, includes calcium silicate board and polylith steel sheet that punches a hole, is equipped with a plurality of through-holes on the steel sheet that punches a hole, and the edge connection of every through-hole has a plurality of fixed teeth of turning up, and the appearance of fixed tooth is triangle-shaped, and the side edge of fixed tooth is equipped with the sawtooth, and polylith steel sheet that punches a hole distributes in calcium silicate board's surface, and fixed tooth embedding is in calcium silicate board.
The through-hole and the fixing teeth are formed by punching.
The root of the fixed teeth is perpendicular to the steel plate, and the tops of the fixed teeth are outwards turned towards the direction far away from the center of the through hole to form an arc-shaped bend of 120 degrees.
The through hole is a regular hexagon hole, the side length of the through hole is 15mm, the saw teeth are regular triangle saw teeth, and the tooth height of the saw teeth is 3mm.
The through holes are arranged in multiple rows, the adjacent through holes are arranged in a staggered mode, the center distance of the through holes in the same row is 50mm, the row distance between every two adjacent rows of the through holes is 50mm, and the preferred staggered distance of the centers of the through holes in the adjacent rows is 25mm.
The plurality of punching steel plates are linearly arranged, the thickness of each punching steel plate is 2mm, the width of each punching steel plate is 200mm, the length of each punching steel plate is 2440mm, and the distance between every two adjacent punching steel plates is 150mm.
The siliceous material is a mixture of diatomite and silica fume, the calcareous material is a mixture of slaked lime and calcium oxide, the cement is Portland cement, and the plant fiber is a mixture of waste water sludge bag paper pulp and hemp pulp. The raw materials are added with water and stirred and mixed evenly to prepare mixed blank slurry with the solid content of 15wt%, wherein the total molar ratio of silicon to calcium is 0.8, the dosage of cement is 30wt%, and the dosage of bleached softwood pulp is 6wt%.
And S4, curing the composite board wet blank at 40 ℃ for 8 hours, and then placing the composite board wet blank in a high-pressure steam curing kettle at 180 ℃ for steam curing for 20 hours to obtain a formed board.
The embodiment is not described in the first embodiment.
Comparative example 1
In this comparative example, a general composite calcium silicate sheet was prepared using a general flat steel sheet.
(1) Preparation of calcium silicate plate Wet blank
Mixing the slurry: the siliceous material is preferably quartz powder, the calcareous material is preferably slaked lime, the cement is preferably portland cement, and the plant fiber is preferably unbleached softwood pulp. The raw materials are added with water and stirred and mixed evenly to prepare mixed blank slurry with the solid content of 10wt%, wherein the total molar ratio of silicon to calcium is 0.7, the cement consumption is preferably 20wt%, and the unbleached softwood pulp consumption is preferably 8wt%.
Plate blank preparation: and (3) forming and dehydrating the mixed blank slurry by adopting a long net or a cylinder mould, rewinding and cutting the blank to prepare a wet blank of the calcium silicate board with the thickness of 20mm.
(2) And (2) stacking the wet calcium silicate board blank prepared in the step (1) and an unpunched steel plate with the thickness of 0.5mm, the width of 150mm and the length of 2440mm up and down, and pressing the two into an integrated composite board by a press. Wherein the distribution spacing of the steel plates is 150mm, the compaction pressure is not lower than 30MPa, and the compaction time is 10min.
(3) And (3) curing the composite calcium silicate board wet blank prepared in the step (2) at 40 ℃ for 8 hours, and then placing the composite calcium silicate board wet blank into a high-pressure steam curing kettle at 170 ℃ for steam curing for 15 hours to obtain a formed board.
(4) And (4) carrying out edge trimming and shaping and surface sanding on the formed plate obtained in the step (3) to prepare the common composite calcium silicate plate.
Comparative example No. two
In this comparative example, a steel plate composite calcium silicate plate was prepared using a general punched steel plate having only flat regular-triangular fixed teeth perpendicular to the steel plate, and fine structural design was not performed for the fixed teeth and the punching layout.
(1) Preparing a wet blank of the calcium silicate board:
mixing the slurry: the siliceous material is preferably diatomaceous earth, the calcareous material is preferably calcium oxide, the cement is preferably portland cement, and the plant fibers are preferably bleached softwood pulp. The raw materials are added with water and stirred and mixed evenly to prepare mixed blank slurry with the solid content of 13wt%, wherein the total molar ratio of silicon to calcium is 0.8, the dosage of cement is preferably 25wt%, and the dosage of unbleached softwood pulp is preferably 7wt%.
Preparing a plate blank: and (3) forming and dehydrating the mixed blank slurry by adopting a long net or a cylinder mould, rewinding and cutting the blank to prepare a wet blank of the calcium silicate board with the thickness of 25mm.
(2) Preparing a punched steel plate: punching a plurality of regular hexagonal holes with the side length of 12mm from the outer side of a steel plate with the thickness of 1mm, the width of 200mm and the length of 2440 mm. The distance between the punching centers of the same row is 50mm, the row distance between the adjacent punching rows is 50mm, and the punching centers of the adjacent rows are parallel and level. The punching area is pushed inwards, and the punching edge at the inner side of the steel plate is connected with straight regular triangle fixing teeth vertical to the steel plate.
(3) And (3) stacking the wet calcium silicate board blank prepared in the step (1) and the punched steel plate prepared in the step (2) up and down, and pressing the stacked wet calcium silicate board blank and the punched steel plate into an integrated composite board through a press. Wherein one side of the triangular fixed teeth of the steel plate is in contact with a wet blank of the calcium silicate plate, the distribution interval of the steel plate is preferably 150mm, the compaction pressure is not lower than 30MPa, and the compaction time is 10min.
(4) And (4) curing the composite calcium silicate board wet blank prepared in the step (3) at 40 ℃ for 8 hours, and then placing the composite calcium silicate board wet blank into a high-pressure steam curing kettle at 180 ℃ for steam curing for 17 hours to obtain a formed board.
(5) And (5) performing edge trimming and shaping and surface sanding on the formed plate obtained in the step (4) to obtain the common composite calcium silicate plate.
The composite calcium silicate boards prepared in the examples and comparative examples were tested for flexural strength, water-saturated flexural strength, steel plate tensile strength, freeze-thaw resistance, weldability with steel bar trusses, density, water absorption, wet expansion ratio, incombustibility and dry shrinkage, and the results are shown in table 1:
TABLE 1 sheet Property testing
Can find out through above-mentioned experimental contrast, the utility model discloses compound calcium silicate board that prepares has super high strength property, can satisfy wall fitment, exempt from various complicated operating mode application requirements such as form removal casting apron board. The utility model discloses a dedicated stamping die has carried out the design that becomes more meticulous to the structure of the steel sheet that punches a hole, can make the steel sheet that punches a hole firmly combine with calcium silicate board base material, can ensure that the product has lasting stability. Furthermore, the utility model discloses the product has good weldability, can firmly combine with all kinds of steel bar trusses through simple and convenient welding, is applicable to all kinds and exempts from to tear open the mould casting apron plate. The utility model discloses can accomplish preassembleing work in the mill, greatly simplify the assembly work volume of job site, can effectively promote integrating, standardizing and high-efficient of building.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (7)
1. A high-strength weldable composite calcium silicate board is characterized in that: the punching steel plate comprises a calcium silicate plate and a plurality of punching steel plates, wherein a plurality of through holes are formed in each punching steel plate, a plurality of outwards-turned fixing teeth are connected to the edge of each through hole, the fixing teeth are triangular in shape, sawteeth are arranged on the side edges of the fixing teeth, the punching steel plates are distributed on the surface of the calcium silicate plate, and the fixing teeth are embedded into the calcium silicate plate.
2. A high strength weldable composite calcium silicate sheet according to claim 1, wherein: the through-hole and the fixed teeth are formed by punching.
3. A high strength weldable composite calcium silicate sheet according to claim 1, wherein: the root of the fixed teeth is perpendicular to the steel plate, and the tops of the fixed teeth are outwards turned towards the direction far away from the center of the through hole to form an arc-shaped bend of 90-120 degrees.
4. A high strength weldable composite calcium silicate sheet according to claim 2, wherein: the through hole is a regular hexagonal hole, the side length of the through hole is 10-15 mm, the saw teeth are regular triangular saw teeth, and the tooth height of the saw teeth is 2-3 mm.
5. A high strength weldable composite calcium silicate sheet according to claim 2, wherein: the plurality of punching steel plates are arranged in a linear shape, the thickness of each punching steel plate is 0.5-2 mm, the width of each punching steel plate is 150-200 mm, the length of each punching steel plate is 2440mm, and the distance between every two adjacent punching steel plates is 150mm.
6. A press die for manufacturing a high-strength weldable composite calcium silicate sheet according to any one of claims 1 to 5, characterized in that: the steel plate bending die comprises a blanking die and a bending die, wherein the blanking die is used for punching a plurality of groups of fixed teeth on a steel plate, and the bending die is used for outwards turning and forming the fixed teeth.
7. A stamping die as defined in claim 6, wherein: the blanking die comprises a first upper male die and a first lower female die, a plurality of strip-shaped stamping blocks are arranged at the bottom of the first upper male die, the edges of two sides of each stamping block are in a sawtooth shape, the plurality of stamping blocks are distributed in a radial shape, and the first lower female die is provided with a blanking groove corresponding to the stamping blocks;
the bending and pressing die comprises a second upper die, a second middle fixed die and a second lower die, wherein the lower end of the second upper die is provided with a pressing block, the second middle fixed die is provided with a guide through hole matched with the pressing block, the side edge of the lower end of the guide through hole is an arc-shaped pressing surface, the upper end of the second lower die is provided with a groove, and the shape of the bottom surface of the groove is matched with the shape of the arc-shaped pressing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222592254.XU CN218205195U (en) | 2022-09-29 | 2022-09-29 | High-strength weldable composite calcium silicate plate and stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222592254.XU CN218205195U (en) | 2022-09-29 | 2022-09-29 | High-strength weldable composite calcium silicate plate and stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218205195U true CN218205195U (en) | 2023-01-03 |
Family
ID=84638094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222592254.XU Active CN218205195U (en) | 2022-09-29 | 2022-09-29 | High-strength weldable composite calcium silicate plate and stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218205195U (en) |
-
2022
- 2022-09-29 CN CN202222592254.XU patent/CN218205195U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100363296C (en) | Red mud autoclaved brick and preparation method thereof | |
| CN103224359B (en) | Hollow composite powder concrete cover plate | |
| CN101439956A (en) | Energy-saving environment-protecting ecological composite panels and preparation thereof | |
| CN101423371A (en) | Building board combining magnesium compounds and plant fibre and preparation method thereof | |
| CN107867875A (en) | The manufacture method of building materials and building materials | |
| CN218205195U (en) | High-strength weldable composite calcium silicate plate and stamping die | |
| CN101050096A (en) | Method for fabricating bricks free from burning from waste residue containing vitreous body of silicon, aluminum and chemical gypsum | |
| CN1296104A (en) | Double-fibre reinforced gypsum board and productive technology thereof | |
| CN214142118U (en) | Raw soil base building block capable of recycling construction waste | |
| KR100827577B1 (en) | Hydraulic composite and the method for producing moisture-controlling building materials | |
| CN1448359A (en) | Press-steamed concrete composite blended material for production of pipe pile and method of making same | |
| CN112341105A (en) | Flexible concrete wood-grain-like board suitable for park city and preparation method thereof | |
| JPS61256956A (en) | Manufacture of cementitious board | |
| CN218028433U (en) | High-strength self-compacting concrete composite cement fiberboard | |
| CN110845186A (en) | Reinforced concrete hollow brick and preparation method thereof | |
| CN211548345U (en) | Novel erect dress formula ALC panel | |
| CN111099861A (en) | Preparation method for preparing fiber cement flat plate from industrial tailing slag | |
| CN214220255U (en) | Assembled combination wallboard | |
| CN217924374U (en) | L-shaped connecting sheet for autoclaved aerated concrete block | |
| CN215888783U (en) | Exempt from to tear open mould building carrier plate | |
| CN214364374U (en) | Autoclaved aerated concrete slab convenient to connect | |
| CN220353163U (en) | Anti-cracking type autoclaved aerated block inner partition wall | |
| CN115490492B (en) | Magnesia cement precast slab, manufacturing method thereof and connecting structure | |
| CN107188482A (en) | Non-evaporating pressure Side fascia and its production method | |
| CN210976303U (en) | Sound-insulation sound-absorption type concave-convex groove autoclaved aerated concrete slab |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |