CN111716493A - Foaming gypsum board apparatus for producing - Google Patents
Foaming gypsum board apparatus for producing Download PDFInfo
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- CN111716493A CN111716493A CN202010456504.XA CN202010456504A CN111716493A CN 111716493 A CN111716493 A CN 111716493A CN 202010456504 A CN202010456504 A CN 202010456504A CN 111716493 A CN111716493 A CN 111716493A
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- 238000005187 foaming Methods 0.000 title claims abstract description 106
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 16
- 239000010440 gypsum Substances 0.000 title claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 79
- 239000000463 material Substances 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000004044 response Effects 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000002950 deficient Effects 0.000 abstract 1
- 239000006260 foam Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000004088 foaming agent Substances 0.000 description 2
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/50—Producing shaped prefabricated articles from the material specially adapted for producing articles of expanded material, e.g. cellular concrete
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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
- B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
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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
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C3/00—Apparatus or methods for mixing clay with other substances
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Accessories For Mixers (AREA)
Abstract
The embodiment of the invention discloses a foamed gypsum board production device, which comprises a material mixing structure and a plurality of foaming structures communicated with the material mixing structure, wherein the foaming structures are distributed along the extending direction of the material mixing structure, and a control mechanism is connected to the foaming structures; the control mechanism at least comprises a density detection unit, an information analysis feedback unit and a control unit; the density detection unit is used for detecting the density of a material body in the material mixing structure between a group of adjacent foaming structures and acquiring data information; the information analysis feedback unit is used for comparing the data information obtained in the density detection unit with a threshold value and feeding back a comparison result to the control mechanism; the control mechanism is used for controlling the introduction amount of the compressed gas and the water of at least one group of adjacent foaming structures and the whipping speed in the whipping process according to the comparison result, and controlling the material pushing speed in the material mixing structure. The effects of quick adjustment response, good adjustment effect and reduction of defective rate are realized.
Description
Technical Field
The embodiment of the invention relates to the field of control of foaming processes of foamed gypsum boards, and particularly relates to a foamed gypsum board production device.
Background
The foaming gypsum board is prepared by foaming a foaming agent to form uniform and fine bubbles, adding the bubbles into a stirrer, mixing the bubbles with other raw materials, stirring, mixing, shaping and the like. Therefore, the quality of the foaming greatly affects the quality of the whole material of the foaming gypsum board.
Traditional gypsum board production foaming system is single foaming system, often takes multiple foaming agent to compound when adjusting the foam performance to realize required effect, however, in the whole process, because the slow going on of foaming process, consequently, often be finished product panel when finding the problem, not only wasted the good finished product panel of mass production, and whole foaming system's regulation is a slow process, consequently, also can waste the material in production.
Disclosure of Invention
Therefore, the embodiment of the invention provides a foamed gypsum board production device, which is characterized in that a density detection unit is used for detecting and feeding back parts of mixing structures among a plurality of foaming structures, the accuracy of feedback information is effectively improved, data obtained through feedback is compared with a threshold value for analysis, real-time control in the production process is realized by controlling and sampling two foaming structures nearby according to the comparison information, the adjustment response is rapid, front-back foaming adjustment is adopted, the adjustment effect is further effectively realized on the basis of improving the foaming effect, the adjustment cost is greatly reduced, and the product quality is improved.
In order to achieve the above object, an embodiment of the present invention provides the following:
in one aspect of the embodiment of the invention, a foamed gypsum board production device is provided, which comprises a material mixing structure and a plurality of foaming structures communicated with the material mixing structure, wherein the plurality of foaming structures are arranged along the extension direction of the material mixing structure, and a control mechanism is connected to the plurality of foaming structures; wherein the content of the first and second substances,
the control mechanism at least comprises a density detection unit, an information analysis feedback unit and a control unit;
the density detection unit is used for detecting the density of a material body in a material mixing structure between a group of adjacent foaming structures and obtaining data information;
the information analysis feedback unit is used for comparing the data information obtained in the density detection unit with a threshold value and feeding back a comparison result to the control mechanism;
the control mechanism is used for controlling the introduction amount of compressed gas and water of at least one group of adjacent foaming structures and the whipping speed in the whipping process according to the comparison result, and controlling the material pushing speed in the material mixing structure.
As a preferable scheme of the present invention, the mixing structure includes a first mixing section, a second mixing section, and a third mixing section sequentially arranged along a conveying direction, the foaming structure includes a first foaming structure and a second foaming structure, the first mixing section is communicated with the first foaming structure, and the third mixing section is communicated with the second foaming structure.
As a preferable scheme of the invention, at least the first mixing section is communicated with the second mixing section through an extrusion channel;
the extrusion channel is formed with the axis with a plurality of extrusion holes that the direction of transmission is the same, just the area of the cross section in extrusion hole reduces along the direction of transmission, just it is formed with spiral guide sand grip to extend along the direction of transmission on the inner wall in extrusion hole.
As a preferable aspect of the present invention, the density detection unit includes at least an insertion-type densitometer disposed between two adjacent foaming structures with a detection end inserted into the mixing structure, and the insertion-type densitometer is partially located outside the mixing structure, and the insertion-type densitometer is movable in the mixing structure in a radial direction of the mixing structure.
As a preferable aspect of the present invention, the information analysis feedback unit is configured to detect density data of the plug-in densitometer at a plurality of preset time intervals in a unit time, and calculate a weighted density average value in the unit time.
As a preferable aspect of the present invention, the insertion density is set to move at a constant speed, the time from the highest point to the lowest point is T, the moving speed is v, the value of the unit time is 2T, the moving distance of the unit time is S, S is 2vT, the preset time interval points at equal time intervals in the unit time are 2n +1, n is a positive integer between 3 and 6, the weighted values of the two end point time points are 0.85, the weighted value of the middle point time point is 1.15, the weighted values of the time points located between the end points and the middle point are increased in an equal difference sequence, and the weighted density average value in the unit time is calculated.
As a preferable aspect of the present invention, the density of the extrusion holes is gradually decreased from the middle to the periphery.
As a preferable scheme of the invention, the foaming structure comprises a foaming cavity, a supply pipe which extends along the axial direction of the foaming cavity and is arranged in the foaming cavity, and a whipping assembly which is arranged in the foaming cavity;
the supply pipe comprises a gas pipeline and a liquid pipeline which are sequentially sleeved from inside to outside, the liquid pipeline is communicated with the foaming cavity, and the gas pipeline is respectively communicated with the liquid pipeline and the foaming cavity.
In a preferred embodiment of the present invention, the control mechanism is electrically connected to each of the first foam structure and the second foam structure, and,
when the weighted density average value is higher than a first preset value, the control mechanism simultaneously controls the input amount of compressed gas and water in the first foaming structure and the second foaming structure to increase, the whipping speed is increased, and the material pushing speed in the material mixing structure is reduced;
when the weighted density average value is higher than a second preset value and is smaller than a first preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the first foaming structure to increase, and reduces the whipping speed;
when the weighted density average value is lower than a third preset value and higher than a fourth preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the second foaming structure to be reduced and increases the whipping speed;
when the weighted density average value is lower than a fourth preset value, the control mechanism controls the input amount of compressed gas and water in the first foaming structure and the second foaming structure to be reduced, the whipping speed is reduced, and meanwhile, the material pushing speed in the material mixing structure is reduced;
the first preset value, the second preset value, the third preset value and the fourth preset value are sequentially reduced.
The embodiment of the invention has the following advantages:
1) due to the introduction of a plurality of foaming structures, the multi-element adjustment of a foaming system is realized, the mixing effect of slurry and foam is improved, and the foam diameter of the finished product of the foamed gypsum board is uniformly distributed;
2) the density detection unit is used for detecting to obtain density data, on the basis, the information analysis feedback unit is used for analyzing to obtain approximate data of the foam bubble diameter, at least one group of adjacent foaming structures and mixing structures are adjusted in a coordinated mode according to a threshold value based on actual demands, adjusting response is rapid, and adjusting effect is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic structural diagram of a foamed gypsum board production apparatus provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an extrusion channel provided in an embodiment of the present invention;
FIG. 3 is a signal transmission diagram of a control process provided by an embodiment of the present invention;
fig. 4 is a schematic partial structure diagram of a foaming structure according to an embodiment of the present invention.
In the figure:
3-extruding a channel;
11-a first mixing section; 12-a second mixing section; 13-a third mixing section;
21-a first foam structure; 22-a second foam structure;
31-extruding a hole; 32-helical guide ribs;
41-plug-in densitometer;
51-a foaming chamber; 52-whipping assembly; 53-gas line; 54-liquid line.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, the invention provides a foamed gypsum board production device, which comprises a mixing structure and a plurality of foaming structures communicated with the mixing structure, wherein the plurality of foaming structures are arranged along the extending direction of the mixing structure, and a control mechanism is connected to the plurality of foaming structures; wherein the content of the first and second substances,
the control mechanism at least comprises a density detection unit, an information analysis feedback unit and a control unit;
the density detection unit is used for detecting the density of a material body in a material mixing structure between a group of adjacent foaming structures and obtaining data information;
the information analysis feedback unit is used for comparing the data information obtained in the density detection unit with a threshold value and feeding back a comparison result to the control mechanism;
the control mechanism is used for controlling the introduction amount of compressed gas and water of at least one group of adjacent foaming structures and the whipping speed in the whipping process according to the comparison result, and controlling the material pushing speed in the material mixing structure.
Further, in order to further improve the control effect of the whole mixing and foaming process, the mixing structure comprises a first mixing section 11, a second mixing section 12 and a third mixing section 13 which are sequentially arranged along the conveying direction, the foaming structure comprises a first foaming structure 21 and a second foaming structure 22, the first mixing section 11 is communicated with the first foaming structure 21, and the third mixing section 13 is communicated with the second foaming structure 22.
The both ends of compounding structure communicate respectively promptly has the foaming structure, through the setting of both sides foaming structure, realize the adaptability to whole process and adjust, improve the response rate of adjusting in process of production, reduce the cost of scrapping.
In a further preferred embodiment, in order to improve the control of the mixed material body, so that the mixed material body can be sequentially and effectively mixed and extruded in a plurality of mixing sections in the conveying process, and the problem of uneven density and the like caused by uneven mixing is avoided, at least the first mixing section 11 is communicated with the second mixing section 12 through the extrusion channel 3;
the extrusion channel 3 is provided with a central axis and a plurality of extrusion holes 31 with the same transmission direction, the cross section area of the extrusion holes 31 is reduced along the transmission direction, and spiral guide convex strips 32 are formed on the inner wall of the extrusion holes 31 along the extension of the transmission direction.
Through the arrangement, in the process of extruding and transmitting the material body through the extrusion hole 31, the increase of pushing pressure can be realized through the reduction of the area of the cross section of the extrusion hole 31, the uniform mixing of the material body is further realized by combining the arrangement of the spiral guide convex strip 32, and the material can be mixed in the next mixing section more uniformly after being extruded.
In a further preferred embodiment, the density detection unit comprises at least an insertion densitometer 41 arranged between two adjacent foaming structures with a detection end inserted into the mixing structure, and the insertion densitometer 41 is partly located outside the mixing structure, the insertion densitometer 41 being movable in the mixing structure in a radial direction of the mixing structure. Of course, the radial direction refers to a direction perpendicular to the axial direction of the mixing structure, namely, a direction perpendicular to the conveying direction of the material bodies, so that the material bodies detected in the moving process of the plug-in densitometer 41 are the material bodies in the same time period in the same time range, and the validity and the accuracy of the overall detection data are improved.
In a further preferred embodiment, the information analysis feedback unit is configured to detect density data of the plug-in densitometer 41 at a plurality of preset time intervals in a unit time, and calculate a weighted density average in the unit time.
Specifically, the sampling time and the sampling data are further limited, the plug-in densitometer 41 is set to move at a constant speed, and the time from the highest point to the lowest point (of course, the highest point and the lowest point are the highest point and the lowest point in the radial direction, and meanwhile, the positions of the highest point and the lowest point can be correspondingly adjusted according to practical situations, on the premise of not colliding with the inner wall of the mixing structure, the time of the highest point and the lowest point to be as close to the inner wall of the mixing structure as possible is T, the moving speed is v, the value of unit time is 2T (that is, the value is the time of one reciprocating process), the moving distance of unit time is S, S is 2vT, the time interval points are preset at equal time intervals within unit time, and n is a positive integer between 3 and 6, the weighted value of the two endpoint time points is 0.85, the weighted value of the midpoint time point is 1.15, the weighted value of the time point between the endpoint and the midpoint is increased in an arithmetic progression, and the weighted density average value in unit time is calculated.
Specifically, taking n as an example of 3, 7 values are taken, and density values ρ 1, ρ 2, ρ 3, ρ 4, ρ 5, ρ 6, and ρ 7 are set in order from the start to the end of the density, and the weighted density average value ρ is (0.85 ρ 1+0.95 ρ 2+1.05 ρ 3+1.15 ρ 4+1.05 ρ 5+0.95 ρ 6+0.85 ρ 7)/7.
Further, in order to make the central material body relatively dense, facilitate the extension to the periphery, improve the mixing uniformity, further improve the accuracy of the whole sampling, and reduce the influence caused by the uneven density distribution, the density of the extrusion holes 31 is gradually reduced from the center to the periphery.
In a further preferred embodiment, the foaming structure comprises a foaming cavity 51, a supply pipe arranged in the foaming cavity 51 and extending along the axial direction of the foaming cavity 51, and a whipping assembly 52 arranged in the foaming cavity 51;
the supply pipe comprises a gas pipeline 53 and a liquid pipeline 54 which are sequentially sleeved from inside to outside, the liquid pipeline 54 is communicated with the foaming cavity 51, and the gas pipeline 53 is respectively communicated with the liquid pipeline 54 and the foaming cavity 51.
In particular, the control means, which are electrically connected to the first foam structure 21 and the second foam structure 22, respectively, and which,
when the weighted density average value is higher than a first preset value, the control mechanism simultaneously controls the input amount of compressed gas and water in the first foaming structure 21 and the second foaming structure 22 to be increased, the whipping speed is increased, and the material pushing speed in the material mixing structure is reduced;
when the weighted density average value is higher than the second preset value and is smaller than the first preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the first foaming structure 21 to be increased, and reduces the whipping rate;
when the weighted density average value is lower than a third preset value and higher than a fourth preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the second foaming structure 22 to be reduced and increases the whipping rate;
when the weighted density average value is lower than a fourth preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the first foaming structure 21 and the second foaming structure 22 to be reduced, the whipping speed is reduced, and the material pushing speed in the material mixing structure is reduced; and the first preset value, the second preset value, the third preset value and the fourth preset value are sequentially reduced.
Of course, the first preset value, the second preset value, the third preset value and the fourth preset value may be adjusted accordingly according to physicochemical properties, such as theoretical density, of the gypsum board to be prepared, and quality requirements, etc.
When it is higher than first preset value, through the joint regulation of first foaming structure 21 and second foaming structure 22 this moment, increase wherein bubble content fast, reduce whole density, accomplish the regulation rapidly, simultaneously, owing to be the numerical value that detects at the front end of second foaming structure 22, consequently, certain adjustment can be carried out to second foaming structure 22 adaptability, greatly reduced unqualified panel's volume. Meanwhile, the material pushing speed is reduced, so that the material bodies in large quantities are prevented from flowing in, and the second foaming structure 22 can further effectively adjust the material bodies between the first foaming structure 21 and the second foaming structure 22.
When it is higher than the second preset value, its quality often still is in controllable within range this moment, only adjusts through first foaming structure 21 this moment, avoids the too big uncontrollable that causes later stage product quality of bubble, also can adjust the product quality back to better state simultaneously.
When the gas flow rate is lower than the third predetermined value, the second foaming structure 22 is controlled at the rear end to increase the whipping rate and form fewer and relatively dense bubbles when the gas flow rate is reduced, and when the gas flow rate is uniformly distributed in the material body, the density is adjusted to a certain extent because the bubbles are small and the gas flow rate is relatively small.
Further, when the air quantity is lower than the fourth preset value, the air bubbles are too much, the density is too light, and at the moment, the rapid response and adjustment of the density are further realized by the cooperative adjustment of the first foaming structure 21 and the second foaming structure 22 and the reduction of the material pushing speed.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. The foamed gypsum board production device is characterized by comprising a mixing structure and a plurality of foaming structures communicated with the mixing structure, wherein the plurality of foaming structures are distributed along the extending direction of the mixing structure, and a control mechanism is connected to the plurality of foaming structures; wherein the content of the first and second substances,
the control mechanism at least comprises a density detection unit, an information analysis feedback unit and a control unit;
the density detection unit is used for detecting the density of a material body in a material mixing structure between a group of adjacent foaming structures and obtaining data information;
the information analysis feedback unit is used for comparing the data information obtained in the density detection unit with a threshold value and feeding back a comparison result to the control mechanism;
the control mechanism is used for controlling the introduction amount of compressed gas and water of at least one group of adjacent foaming structures and the whipping speed in the whipping process according to the comparison result, and controlling the material pushing speed in the material mixing structure.
2. A foamed plasterboard production apparatus according to claim 1, characterised in that the mixing structure comprises a first mixing section (11), a second mixing section (12) and a third mixing section (13) arranged in series in the transport direction, the foamed structure comprising a first foamed structure (21) and a second foamed structure (22), and the first mixing section (11) is in communication with the first foamed structure (21), and the third mixing section (13) is in communication with the second foamed structure (22).
3. A foamed plasterboard production plant according to claim 2, characterised in that at least the first mixing section (11) communicates with the second mixing section (12) via an extrusion channel (3);
be formed with the axis on extrusion passageway (3) with a plurality of extrusion hole (31) that transmission direction is the same, just the area of the cross section of extrusion hole (31) reduces along transmission direction, just it is formed with spiral guide sand grip (32) to extend along transmission direction on the inner wall of extrusion hole (31).
4. A foamed plasterboard production apparatus according to claim 2 or 3, characterised in that the density detection unit comprises at least an insertion densitometer (41) arranged between two adjacent foaming structures with a detection end inserted into the mixing structure, and the insertion densitometer (41) is partly located outside the mixing structure, the insertion densitometer (41) being movable in the mixing structure in a radial direction of the mixing structure.
5. A device for producing foamed plasterboard according to claim 4, wherein the information analysis feedback unit is adapted to detect the density data of the plug-in densitometer (41) at a plurality of predetermined time intervals per unit time and calculate a weighted density mean value per unit time.
6. The apparatus for producing foamed gypsum board according to claim 5, wherein the insertion densitometer (41) is set to move at a constant speed, the time from the highest point to the lowest point is T, the moving speed is v, the value of the unit time is 2T, the moving distance of the unit time is S, the value of S is 2vT, the time interval points are preset at equal time intervals in the unit time and are 2n +1, n is a positive integer between 3 and 6, the weighted values of the two end point time points are 0.85, the weighted value of the middle point time point is 1.15, the weighted values of the time points between the end points and the middle point are increased in an equal difference series, and the weighted density average value in the unit time is calculated.
7. A device for producing foamed plasterboard according to claim 6, wherein the density of the extrusion holes (31) is gradually decreased from the center to the periphery.
8. A foamed plasterboard production apparatus according to claim 6, characterised in that the foaming structure comprises a foaming chamber (51), a supply pipe provided in the foaming chamber (51) extending in the axial direction of the foaming chamber (51), and a whipping assembly (52) provided in the foaming chamber (51);
the supply pipe comprises a gas pipeline (53) and a liquid pipeline (54) which are sequentially sleeved from inside to outside, the liquid pipeline (54) is communicated with the foaming cavity (51), and the gas pipeline (53) is respectively communicated with the liquid pipeline (54) and the foaming cavity (51).
9. A foamed plasterboard production apparatus according to claim 8, characterised in that the control means are electrically connected to the first foamed structure (21) and the second foamed structure (22) respectively, and,
when the weighted density average value is higher than a first preset value, the control mechanism simultaneously controls the input amount of compressed gas and water in the first foaming structure (21) and the second foaming structure (22) to be increased, the whipping speed is increased, and the material pushing speed in the material mixing structure is reduced;
when the weighted density average value is higher than a second preset value and is smaller than a first preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the first foaming structure (21) to be increased and reduces the whipping speed;
when the weighted density average value is lower than a third preset value and higher than a fourth preset value, the control mechanism controls the introduction amount of the compressed gas and the water in the second foaming structure (22) to be reduced and increases the whipping speed;
when the weighted density average value is lower than a fourth preset value, the control mechanism controls the introduction amount of compressed gas and water in the first foaming structure (21) and the second foaming structure (22) to be reduced, the whipping speed is reduced, and the material pushing speed in the material mixing structure is reduced;
the first preset value, the second preset value, the third preset value and the fourth preset value are sequentially reduced.
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| CN202010456504.XA CN111716493B (en) | 2020-05-26 | 2020-05-26 | Foaming gypsum board apparatus for producing |
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| CN202010456504.XA CN111716493B (en) | 2020-05-26 | 2020-05-26 | Foaming gypsum board apparatus for producing |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201239988Y (en) * | 2008-06-18 | 2009-05-20 | 乔国华 | Energy storage type bubble generating means |
| CN202292978U (en) * | 2011-11-01 | 2012-07-04 | 徐州工程学院 | Automatic controller of multi-bubble tube foaming machine |
| CN204152760U (en) * | 2014-05-15 | 2015-02-11 | 宁波北新建材有限公司 | A kind of foamed system |
| CN204759222U (en) * | 2015-06-30 | 2015-11-11 | 南阳中衡智能科技有限公司 | Long -range real -time monitoring system of distal end export foam concrete density |
| CN205252921U (en) * | 2015-12-29 | 2016-05-25 | 新疆金满矿业有限公司 | Gypsum board production foaming device |
| KR20180022241A (en) * | 2016-08-24 | 2018-03-06 | 이영선 | ab |
| CN208533322U (en) * | 2018-06-04 | 2019-02-22 | 内蒙古工业大学 | A kind of automatic control system of the asphalt foaming machine of modularized design |
| CN209759960U (en) * | 2018-12-07 | 2019-12-10 | 华南理工大学 | Asphalt foaming device |
| CN110788996A (en) * | 2019-10-31 | 2020-02-14 | 淮南北新建材有限公司 | Gypsum board core micropore foaming system and method |
-
2020
- 2020-05-26 CN CN202010456504.XA patent/CN111716493B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201239988Y (en) * | 2008-06-18 | 2009-05-20 | 乔国华 | Energy storage type bubble generating means |
| CN202292978U (en) * | 2011-11-01 | 2012-07-04 | 徐州工程学院 | Automatic controller of multi-bubble tube foaming machine |
| CN204152760U (en) * | 2014-05-15 | 2015-02-11 | 宁波北新建材有限公司 | A kind of foamed system |
| CN204759222U (en) * | 2015-06-30 | 2015-11-11 | 南阳中衡智能科技有限公司 | Long -range real -time monitoring system of distal end export foam concrete density |
| CN205252921U (en) * | 2015-12-29 | 2016-05-25 | 新疆金满矿业有限公司 | Gypsum board production foaming device |
| KR20180022241A (en) * | 2016-08-24 | 2018-03-06 | 이영선 | ab |
| CN208533322U (en) * | 2018-06-04 | 2019-02-22 | 内蒙古工业大学 | A kind of automatic control system of the asphalt foaming machine of modularized design |
| CN209759960U (en) * | 2018-12-07 | 2019-12-10 | 华南理工大学 | Asphalt foaming device |
| CN110788996A (en) * | 2019-10-31 | 2020-02-14 | 淮南北新建材有限公司 | Gypsum board core micropore foaming system and method |
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Address after: 314000 375 Haigang Avenue, Xitangqiao street, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: Mount Taishan Gypsum (Jiaxing) Co.,Ltd. Address before: 314000 375 Haigang Avenue, Xitangqiao street, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: BEIJING NEW BUILDING MATERIAL (JIAXING) CO.,LTD. |
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