CN101537665B - Method for controlling humidity of sand and stone material in automatic production process of colored concrete - Google Patents
Method for controlling humidity of sand and stone material in automatic production process of colored concrete Download PDFInfo
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- CN101537665B CN101537665B CN200810102365XA CN200810102365A CN101537665B CN 101537665 B CN101537665 B CN 101537665B CN 200810102365X A CN200810102365X A CN 200810102365XA CN 200810102365 A CN200810102365 A CN 200810102365A CN 101537665 B CN101537665 B CN 101537665B
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Abstract
The invention relates to a method for controlling the humidity of a sand and stone material in an automatic production process of colored concrete. For solving the quality problem caused by the standard exceeding of water content of the sand and stone material, the method adopts a technical proposal that: a hopper of a feeder is provided with a sand and stone material humidity detector; when the humidity of the sand and stone material in the hopper exceeds an upper limit of a preset standard, the feeder does not feed materials and is placed otherwise; when the humidity of the sand and stone material in the hopper is on the high side but does not exceed the upper limit of the preset standard, the feeder continues to feed materials and a corresponding production process is adjusted correspondingly, wherein available proper methods for adjusting the process comprise that: A, a method of strengthening the dry stirring of the sand and stone material, cement and paints after the materials are fed, in which strengthening the stirring means improving stirring revolution, prolonging stirring time or improving the stirring revolution and prolonging the stirring time at the same time, B, a method of prolonging water addition time and correspondingly prolonging the stirring time before water addition, and C, a method of continuing to feed the paints after the pre-mixing of the cement and the sand and stone material; and when the humidity of the sand and stone material in the hopper meets the normal humidity requirement, the feeder continues to feed materials, and the original production process is carried out. The method has the advantages of completely solving the problem of the standard exceeding of the humidity of the sand and stone material, avoiding the phenomenon that the sand and stone material turns pasty and rolls in ball shapes after absorbing moisture, ensuring quality, along with convenient operation and strong manageability.
Description
Technical field
The present invention relates to the color concrete production method, particularly relate to a kind of control method of automatic production process of colored concrete medium sand building stones humidity.
Background technology
Color concrete is widely used in urban construction road traffic etc., and the colorful world is dotted with.Mate therewith, all developed the automatic forming technology of color concrete both at home and abroad in succession, improved production efficiency greatly.Concrete technology and equipment relatively have the country of international influence that Germany, the U.S., Japan etc. are arranged.
More than famous equipment all possessed automatic sand-stone thickness grating, automatic production line, general character such as production efficiency height, the automatic control of hygrometry and terminal amount of water coupling when mixing comprising sandstone material and cement etc., it is just few to be that the high terminal of sandstone material water content adds water, otherwise that terminal adds water is just many.Ensured the unification of concrete terminal moisture.
But in the practical application, many famous equipment still often are difficult to avoid the concrete finished product quality fluctuation, as quality problems such as irregular colour are even.Reason is sandstone humidity difference when feeding intake, and causes pigment, moisture content dispersion effect bad.When the sandstone material too wet, with pigment, when cement feeds intake, do not reach stirring at once the moisture absorption become pasty state, serious can roll by glomeration along with stirring also, disperses to final being difficult for.Although this situation has the terminal Temperature and Humidity Control, when promptly corresponding adjustment adds water according to actual water content, still be of no avail finally to quality control.
Summary of the invention
The objective of the invention is to overcome the above-mentioned defective of prior art, provide a kind of and can solve the sandstone material humidity problem that exceeds standard, avoid the moisture absorption to become pasty state, spherical rolling phenomenon the control method of the automatic production process of colored concrete medium sand building stones humidity of ensuring the quality of products to occur.
For achieving the above object, the control method of automatic production process of colored concrete medium sand building stones humidity of the present invention is that sandstone material hygrosensor is installed on the hopper of cast feeder:
Prescribe a time limit when hopper medium sand building stones humidity surpasses on the required standard, cast feeder does not then feed intake, and the sandstone material that humidity exceeds standard is placed in addition; Here " the required standard upper limit " is meant water content severe overweight, can't produce qualified products by adjusting production technology during production.For example, appearance and pigment, when cement feeds intake, do not reach stirring at once the moisture absorption become pasty state, serious can roll by glomeration along with stirring also, is difficult for disperseing etc. to final.
When hopper medium sand building stones humidity surpasses the required standard upper limit, but be higher than normal humidity require, when higher, cast feeder continues to feed intake, and corresponding adjustment production procedure, available suitable flow process method of adjustment has:
Dried stirring after A, reinforcement sandstone material, cement and pigment feed intake; Adding strong mixing is to improve to stir revolution or prolongation mixing time or raising stirring revolution and prolong mixing time and usefulness;
B, delay add the water time, and corresponding prolongation adds the mixing time before the water;
Behind C, the cement bonded sand building stones premix, throw pigment again;
When hopper medium sand building stones humidity met the normal humidity requirement, cast feeder continued to feed intake, and then normally carries out by original production procedure.So design has and can solve the sandstone material humidity problem that exceeds standard fully, avoids the moisture absorption to become pasty state, spherical rolling phenomenon the advantage of ensuring the quality of products to occur.Method A, B, C can be for selecting to be suitable for according to concrete needs.
As optimization, be that the sandstone material hygrosensor of cast feeder is transferred to moisture signal the controller of color concrete automatic assembly line, receive sandstone material humidity and do not surpass the required standard upper limit, but when being higher than the humidity data signal of normal humidity requirement, according to said method A or B or C adjustment production procedure; Perhaps the material hygrosensor of cast feeder transfers device by signal and only sandstone material humidity is surpassed the required standard upper limit, but the humidity data signal that is higher than the normal humidity requirement is transferred to the controller of color concrete automatic assembly line, when receiving, according to said method A or B or C adjustment production procedure.So design has convenient enforcement, workable advantage.
As optimization, cast feeder is the forklift that hopper is furnished with sandstone material hygrosensor, forklift only also is furnished with and surpasses the sandstone material that shows on the required standard in limited time in hopper medium sand building stones humidity and place indicating device in addition, and indicating device is selected from indicator lamp, sound indicator, display screen.So design when the other indicating device of placing of sandstone material starts, can clearly indicate the operator to place the sandstone material that humidity exceeds standard in addition, and simple in structure, convenient enforcement.
As optimization, the normal humidity standard is water content≤3-5%, and the higher standard of humidity is water content＞3-5%--＜8-10%, is limited to water content 〉=8-10% on the humidity.So design, can adapt to the different needs of multiple particle diameter sandstone material and proportioning situation.
The inventive method is based on solution sandstone material humidity in early stage influences problem to product quality, at sandstone material cast feeder hopper temp probe is set, and according to sandstone material moisture humidity, judges different situations processing by intelligence system.
When cast feeder (forklift bucket) induction sandstone material humidity severe overweight, by intelligence system, the instruction cast feeder is put the sandstone material in addition, and does not feed intake; When sandstone material moisture is higher but when not serious, computer can instruct and take: 1, prolong and do mixing time or improve and stir revolution, or 2, postpone to add the water time, or 3, allow the measure that adds pigment behind cement, the sandstone premix again, guarantee the uniformity of concrete dispersion effect.
By above " sandstone material " humidity control method, can solve the quality problems of avoiding color concrete to cause because of the fluctuation of sandstone material moisture.
After adopting technique scheme, the control method of automatic production process of colored concrete medium sand building stones humidity of the present invention has can solve the sandstone material humidity problem that exceeds standard fully, avoids the moisture absorption to become pasty state, spherical rolling phenomenon to occur, and ensures the quality of products, convenient enforcement, workable advantage.
The specific embodiment
Illustrate further below in conjunction with instantiation
Embodiment one, and the control method of automatic production process of colored concrete medium sand building stones humidity of the present invention is that sandstone material hygrosensor is installed on the hopper of cast feeder:
Prescribe a time limit when hopper medium sand building stones humidity surpasses on the required standard, cast feeder does not then feed intake, and the sandstone material that humidity exceeds standard is placed in addition;
When hopper medium sand building stones humidity does not surpass the required standard upper limit, but be higher than normal humidity require, when higher, cast feeder continues to feed intake, and corresponding adjustment production procedure, dried stirring after promptly strengthening sandstone material, cement and pigment and feeding intake adds strong mixing and is to improve and stirs revolution, prolongs mixing time or improve and stir revolution and prolong mixing time and use; The control procedure of adjusting production procedure is the controller that the sandstone material hygrosensor of cast feeder is transferred to moisture signal on the color concrete automatic assembly line, receive sandstone material humidity and do not surpass the required standard upper limit, but when being higher than the humidity data signal of normal humidity requirement, adjust production procedure according to said method.
When hopper medium sand building stones humidity met the normal humidity requirement, cast feeder continued to feed intake, and then normally carries out by original production procedure.The normal humidity standard is water content≤3%, and the higher standard of humidity is water content＞3%--＜8%, is limited to water content 〉=8% on the humidity.The cast feeder hopper is furnished with sandstone material hygrosensor, is furnished with hopper medium sand building stones humidity and places control enforcement body in addition above the sandstone material of prescribing a time limit on the required standard.
Embodiment two, and the control method of automatic production process of colored concrete medium sand building stones humidity of the present invention is that sandstone material hygrosensor is installed on the hopper of cast feeder:
Prescribe a time limit when hopper medium sand building stones humidity surpasses on the required standard, cast feeder does not then feed intake, and the sandstone material that humidity exceeds standard is placed in addition;
When hopper medium sand building stones humidity surpasses the required standard upper limit, but be higher than normal humidity require, when higher, cast feeder continues to feed intake, and corresponding adjustment production procedure, promptly postpones to add the water time, corresponding prolongation adds the mixing time before the water; The control procedure of adjusting production procedure is that the material hygrosensor of cast feeder transfers device by signal and only sandstone material humidity surpassed the required standard upper limit, but the humidity data signal that is higher than the normal humidity requirement is transferred to the controller of color concrete automatic assembly line, when receiving, according to adjusting production procedure.
When hopper medium sand building stones humidity met the normal humidity requirement, cast feeder continued to feed intake, and then normally carries out by original production procedure.The normal humidity standard is water content≤5%, and the higher standard of humidity is water content＞5%--＜10%, is limited to water content 〉=10% on the humidity.Cast feeder is the forklift that hopper is furnished with sandstone material hygrosensor, and forklift also is furnished with the indicating device that only surpasses the other placement of sandstone material that shows on the required standard in hopper medium sand building stones humidity in limited time, and indicating device is selected from indicator lamp, sound indicator, display screen.
Embodiment three, and the control method of automatic production process of colored concrete medium sand building stones humidity of the present invention is that sandstone material hygrosensor is installed on the hopper of cast feeder:
Prescribe a time limit when hopper medium sand building stones humidity surpasses on the required standard, cast feeder does not then feed intake, and the sandstone material that humidity exceeds standard is placed in addition;
When hopper medium sand building stones humidity surpasses the required standard upper limit, but be higher than normal humidity require, when higher, cast feeder continues to feed intake, and corresponding adjustment production procedure, promptly behind the cement bonded sand building stones premix, throws pigment again; The control procedure of adjusting production procedure is that the material hygrosensor of cast feeder transfers device by signal and only sandstone material humidity surpassed the required standard upper limit, but the humidity data signal that is higher than the normal humidity requirement is transferred to the controller of color concrete automatic assembly line, when receiving, according to adjusting production procedure.
When hopper medium sand building stones humidity met the normal humidity requirement, cast feeder continued to feed intake, and then normally carries out by original production procedure.The normal humidity standard is water content≤4%, and the higher standard of humidity is water content＞4%--＜9%, is limited to water content 〉=9% on the humidity.
Claims (4)
1. the control method of an automatic production process of colored concrete medium sand building stones humidity is characterized in that installing sandstone material hygrosensor on the hopper of cast feeder:
Prescribe a time limit when hopper medium sand building stones humidity surpasses on the required standard, cast feeder does not then feed intake, and the sandstone material that humidity exceeds standard is placed in addition;
When hopper medium sand building stones humidity surpasses the required standard upper limit, but be higher than normal humidity require, when higher, cast feeder continues to feed intake, and corresponding adjustment production procedure, the flow process method of adjustment has:
Dried stirring after A, reinforcement sandstone material, cement and pigment feed intake; Adding strong mixing is to improve to stir revolution or prolongation mixing time or raising stirring revolution and prolong mixing time and usefulness;
Or B, delay add the water time, and corresponding prolongation adds the mixing time before the water;
Or behind the C, cement bonded sand building stones premix, then throw pigment;
When hopper medium sand building stones humidity met the normal humidity requirement, cast feeder continued to feed intake, and then normally carries out by original production procedure.
2. according to the control method of the described automatic production process of colored concrete medium sand of claim 1 building stones humidity, it is characterized in that the sandstone material hygrosensor of cast feeder is transferred to moisture signal the controller of color concrete automatic assembly line, receive sandstone material humidity and do not surpass the required standard upper limit, but when being higher than the humidity data signal of normal humidity requirement, according to said method A or B or C adjustment production procedure; Perhaps the material hygrosensor of cast feeder transfers device by signal and only sandstone material humidity is surpassed the required standard upper limit, but the humidity data signal that is higher than the normal humidity requirement is transferred to the controller of color concrete automatic assembly line, when receiving, according to said method A or B or C adjustment production procedure.
3. according to the control method of the described automatic production process of colored concrete medium sand of claim 2 building stones humidity, it is characterized in that cast feeder is the forklift that hopper is furnished with sandstone material hygrosensor, forklift only also is furnished with and surpasses the sandstone material that shows on the required standard in limited time in hopper medium sand building stones humidity and place indicating device in addition, and indicating device is selected from indicator lamp, sound indicator, display screen.
4. according to the control method of claim 1 or 2 or 3 described automatic production process of colored concrete medium sand building stones humidity, it is characterized in that the normal humidity standard is water content≤3-5%, the higher standard of humidity is water content＞3-5%--＜8-10%, is limited to water content 〉=8-10% on the humidity.
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| CN200810102365XA CN101537665B (en) | 2008-03-21 | 2008-03-21 | Method for controlling humidity of sand and stone material in automatic production process of colored concrete |
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| CN200810102365XA CN101537665B (en) | 2008-03-21 | 2008-03-21 | Method for controlling humidity of sand and stone material in automatic production process of colored concrete |
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| CN101537665A CN101537665A (en) | 2009-09-23 |
| CN101537665B true CN101537665B (en) | 2010-07-28 |
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| CN104175401B (en) * | 2014-09-02 | 2017-06-06 | 中国铁道科学研究院铁道建筑研究所 | A kind of concrete mixing plant match ratio dynamic debugging system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1163869A (en) * | 1996-04-26 | 1997-11-05 | 梁锦云 | Multifunctional magnesia composite material |
| CN1772691A (en) * | 2005-09-22 | 2006-05-17 | 武汉理工大学 | A Method of Precisely Controlling the Expansion of Steel Tube Concrete |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1163869A (en) * | 1996-04-26 | 1997-11-05 | 梁锦云 | Multifunctional magnesia composite material |
| CN1772691A (en) * | 2005-09-22 | 2006-05-17 | 武汉理工大学 | A Method of Precisely Controlling the Expansion of Steel Tube Concrete |
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Assignee: Royalstar Tianjin Modern Building Material Co., Ltd. Assignor: Beijing Kangzhiwei Technology & Trade Co., Ltd. Contract record no.: 2011120000154 Denomination of invention: Method for controlling humidity of sand and stone material in automatic production process of colored concrete Granted publication date: 20100728 License type: Exclusive License Open date: 20090923 Record date: 20110823 |