CN105415499A - Control method for proportioning and mixing of concrete - Google Patents

Control method for proportioning and mixing of concrete Download PDF

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Publication number
CN105415499A
CN105415499A CN201410448894.0A CN201410448894A CN105415499A CN 105415499 A CN105415499 A CN 105415499A CN 201410448894 A CN201410448894 A CN 201410448894A CN 105415499 A CN105415499 A CN 105415499A
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China
Prior art keywords
master controller
batching
magnetic valve
control
batch bin
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CN201410448894.0A
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Chinese (zh)
Inventor
侯鹏
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西安众智惠泽光电科技有限公司
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Priority to CN201410448894.0A priority Critical patent/CN105415499A/en
Publication of CN105415499A publication Critical patent/CN105415499A/en

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Abstract

The invention discloses a control method for proportioning and mixing of concrete. The control method comprises the following steps that firstly, material proportioning information is input, namely the material proportioning information is input into a main controller through a human machine interface (HMI); secondly, material weighing is controlled, aggregated rocks, rock powder and asphalt which are required for producing the concrete are added into corresponding proportioning bins respectively through a charging machine, the weight of the aggregated rocks, the weight of the rock powder and the weight of the asphalt are detected in real time through weighing sensors, and detected data are transmitted to the main controller; thirdly, material mixing is controlled, the materials in the proportioning bins are placed into a mixing bin firstly, and then the materials are mixed through a mixer; fourthly, mixture discharging is controlled; fifthly, peeling treatment is controlled; and sixthly, fault alarming is conducted. According to the control method for proportioning and mixing of the concrete, automatic control over the whole process including proportioning, discharging and mixing of a concrete mixing plant is achieved, the contradiction between precise weighing and the weighing speed is resolved, the production management level of the mixing plant is increased, and the operation fault rate of equipment is lowered.

Description

The control method that a kind of concrete batching stirs

Technical field

The present invention relates to a kind of control method, especially relate to the control method that a kind of concrete batching stirs.

Background technology

Along with the develop rapidly of China's economic construction, many large-scale foundation engineerings and architectural engineering go into operation in succession.Build the concrete of requirement of engineering high-quality of high-quality, and along with the reinforcement of people's environmental consciousness is in order to reduce city noise and pollution, traffic and the working concrete centralized production of architectural control goal and management.Like this, not only require that concrete proportioning accuracy is high, and require that speed of production is fast, therefore, mixing plant automatic control system of preparing burden in concrete production process is subject to people's attention day by day.

Weighing and burden link, as the key link in concrete production process, is the key factor affecting concrete quality.Meanwhile, the quality of control method, has very important impact to the normal operation of mixing plant.The feeding device used in weighing and burden link is the visual plant ensureing dynamic quantitative weighing precision and the uniformity.Non-linear and strong without self-balance property due to feeding device, and the granularity of material, humidity and pressure of silo etc. can cause again the unstability of reinforced flow in reinforced process.If accelerate speed of weighing, then material will affect the precision and stability of weighing to the impact of hopper; And if improve weighing precision, reduction charging rate of just having to.Existing concrete batching kneading control method means are complicated, and function is simple, is difficult to the contradiction coordinated weighing precision and weigh between speed, easily causes batching inaccuracy, the problems such as finished product concrete quality is unstable, production efficiency is low.

Summary of the invention

Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, the control method that a kind of concrete batching stirs is provided, the automatic control of concrete mixing plant from batching, discharging, stirring overall process can be realized, the contradiction solving weighing precision and weigh between speed, improve mixing plant production management level, reduce equipment operation failure rate.

For solving the problems of the technologies described above, the technical solution used in the present invention is: the control method that a kind of concrete batching stirs, and it is characterized in that, comprises the following steps:

Step one, material proportion information inputs: input into master controller by HMI man-machine interface by the material proportion information being used for concrete batching stirring, described material proportion information is stored in memory by described master controller; Described HMI man-machine interface and memory all connect with described master controller, the touch-screen of described HMI man-machine interface are provided with START button and " end " button, and its display interface will show the overall process of described concrete batching stirring in real time;

Step 2, material metage controls: press described START button, described master controller starts charger work according to the pre-set programs in described memory, described charger is by the building stones needed for concrete production, stone flour and pitch are added to the first batch bin respectively, in second batch bin and the 3rd batch bin, described first batch bin, all LOAD CELLS is installed in second batch bin and the 3rd batch bin, described LOAD CELLS is to described building stones, the weight of stone flour and pitch detects in real time, and the data detected are transferred to signal conditioning circuit process, described signal conditioning circuit amplifies successively to described data, filtering and A/D conversion process, then the first submaster controller is transferred to, described first submaster controller judges the weight data received, if described weight has reached setting threshold value, then send " stopping reinforced " signal to master controller, described master controller sends halt command to the first frequency converter, described in described first Frequency Converter Control, charger quits work, described signal conditioning circuit connects with described LOAD CELLS and the first submaster controller respectively, and described first submaster controller connects with described master controller, and described first frequency converter connects with described charger and main control respectively,

Step 3, material stirring controls: first the material in batch bin is put into stir storehouse, then stirred described material by mixer; Detailed process is as follows:

301, control feeding: described master controller distinguishes opening installation at described first batch bin by photoelectric isolating circuit, blowing magnetic valve in second batch bin and the 3rd batch bin, described building stones, stone flour and pitch enter in the stir storehouse below above-mentioned batch bin respectively, in described stir storehouse, height sensor is installed, described height sensor detects highly in real time to the batching entered in described stir storehouse, and altitude signal is sent to described first submaster controller after described signal conditioning circuit pretreatment, described first submaster controller judges the altitude information received, if described altitude information is highly equal with the requirement preset, then described first submaster controller sends " stopping blowing " signal to described master controller, described master controller cuts out described blowing magnetic valve by described photoelectric isolating circuit,

302, mixing control: described master controller is opened batching magnetic valve according to described pre-set programs and stirred described batching to start mixer, and described mixer stops stirring after the mixing time preset; Described batching magnetic valve connects with described master controller, is connected with for regulating mixer rotating speed to realize the second frequency converter of uniform stirring between described mixer and described batching magnetic valve;

Step 4, mixture unloads gets control: after having stirred, described master controller is by the discharging magnetic valve of described photoelectric isolating circuit opening installation on described stir storehouse, the mixture obtained after stirring is discharged into placement transport storehouse on a moving belt, after described transport storehouse stops certain hour, described discharging electronic valve automatically cuts out under master controller effect, described master controller is opened conveyer belt by described photoelectric isolating circuit and is run magnetic valve simultaneously, and described transport storehouse is sent to artificial stirring place and carries out artificial person-time of stirring by described conveyer belt; Described blowing magnetic valve, batching magnetic valve, discharging magnetic valve and conveyer belt run magnetic valve and all connect with described photoelectric isolating circuit;

Step 5, peeling process controls: after described mixture is transported away, main control carries out Automatic clearance by the automatic peeling device connected with it to the adhesion substances on LOAD CELLS, prepares against weighing operation next time;

Step 6, fault alarm: in described step 2 in the running of step 5, if arbitrary batching mixing plant breaks down, then fault message automatic feedback is to described master controller, described main control then drives the audible-visual annunciator connected with it to send alarm signal, if whole process operation is normal, then namely step 5 presses described " end " button after completing.

The control method that above-mentioned a kind of concrete batching stirs, is characterized in that: described mixing time is 5 minutes.

The control method that above-mentioned a kind of concrete batching stirs, is characterized in that: the dwell time in described transport storehouse is 2 minutes.

The present invention compared with prior art has the following advantages: reasonable in design, complete function, adopt LOAD CELLS and height sensor to obtain ingredients by weight signal and controlling level signal simultaneously, call corresponding software algorithm by master controller and obtain self adaptation charging rate, thus obtain higher weighing precision, the automatic control of concrete mixing plant from batching, discharging, stirring overall process can be realized, the contradiction solving weighing precision and weigh between speed, improve mixing plant production management level, reduce equipment operation failure rate.

Below by drawings and Examples, technical scheme of the present invention is described in further detail.

Accompanying drawing explanation

Fig. 1 is flow chart of the present invention.

Detailed description of the invention

As shown in Figure 1, the present invention includes following steps:

Step one, material proportion information inputs: input into master controller by HMI man-machine interface by the material proportion information being used for concrete batching stirring, described material proportion information is stored in memory by described master controller; Described HMI man-machine interface and memory all connect with described master controller, the touch-screen of described HMI man-machine interface are provided with START button and " end " button, and its display interface will show the overall process of described concrete batching stirring in real time;

Step 2, material metage controls: press described START button, described master controller starts charger work according to the pre-set programs in described memory, described charger is by the building stones needed for concrete production, stone flour and pitch are added to the first batch bin respectively, in second batch bin and the 3rd batch bin, described first batch bin, all LOAD CELLS is installed in second batch bin and the 3rd batch bin, described LOAD CELLS is to described building stones, the weight of stone flour and pitch detects in real time, and the data detected are transferred to signal conditioning circuit process, described signal conditioning circuit amplifies successively to described data, filtering and A/D conversion process, then the first submaster controller is transferred to, described first submaster controller judges the weight data received, if described weight has reached setting threshold value, then send " stopping reinforced " signal to master controller, described master controller sends halt command to the first frequency converter, described in described first Frequency Converter Control, charger quits work, described signal conditioning circuit connects with described LOAD CELLS and the first submaster controller respectively, and described first submaster controller connects with described master controller, and described first frequency converter connects with described charger and main control respectively,

Step 3, material stirring controls: first the material in batch bin is put into stir storehouse, then stirred described material by mixer; Detailed process is as follows:

301, control feeding: described master controller distinguishes opening installation at described first batch bin by photoelectric isolating circuit, blowing magnetic valve in second batch bin and the 3rd batch bin, described building stones, stone flour and pitch enter in the stir storehouse below above-mentioned batch bin respectively, in described stir storehouse, height sensor is installed, described height sensor detects highly in real time to the batching entered in described stir storehouse, and altitude signal is sent to described first submaster controller after described signal conditioning circuit pretreatment, described first submaster controller judges the altitude information received, if described altitude information is highly equal with the requirement preset, then described first submaster controller sends " stopping blowing " signal to described master controller, described master controller cuts out described blowing magnetic valve by described photoelectric isolating circuit,

302, mixing control: described master controller is opened batching magnetic valve according to described pre-set programs and stirred described batching to start mixer, and described mixer stops stirring after the mixing time preset; Described batching magnetic valve connects with described master controller, is connected with for regulating mixer rotating speed to realize the second frequency converter of uniform stirring between described mixer and described batching magnetic valve;

Step 4, mixture unloads gets control: after having stirred, described master controller is by the discharging magnetic valve of described photoelectric isolating circuit opening installation on described stir storehouse, the mixture obtained after stirring is discharged into placement transport storehouse on a moving belt, after described transport storehouse stops certain hour, described discharging electronic valve automatically cuts out under master controller effect, described master controller is opened conveyer belt by described photoelectric isolating circuit and is run magnetic valve simultaneously, and described transport storehouse is sent to artificial stirring place and carries out artificial person-time of stirring by described conveyer belt; Described blowing magnetic valve, batching magnetic valve, discharging magnetic valve and conveyer belt run magnetic valve and all connect with described photoelectric isolating circuit;

Step 5, peeling process controls: after described mixture is transported away, main control carries out Automatic clearance by the automatic peeling device connected with it to the adhesion substances on LOAD CELLS, prepares against weighing operation next time;

Step 6, fault alarm: in described step 2 in the running of step 5, if arbitrary batching mixing plant breaks down, then fault message automatic feedback is to described master controller, described main control then drives the audible-visual annunciator connected with it to send alarm signal, if whole process operation is normal, then namely step 5 presses described " end " button after completing.

In the present embodiment, described mixing time is 5 minutes.

In the present embodiment, the dwell time in described transport storehouse is 2 minutes.

The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.

Claims (3)

1. a control method for concrete batching stirring, is characterized in that, comprise the following steps:
Step one, material proportion information inputs: input into master controller by HMI man-machine interface by the material proportion information being used for concrete batching stirring, described material proportion information is stored in memory by described master controller; Described HMI man-machine interface and memory all connect with described master controller, the touch-screen of described HMI man-machine interface are provided with START button and " end " button, and its display interface will show the overall process of described concrete batching stirring in real time;
Step 2, material metage controls: press described START button, described master controller starts charger work according to the pre-set programs in described memory, described charger is by the building stones needed for concrete production, stone flour and pitch are added to the first batch bin respectively, in second batch bin and the 3rd batch bin, described first batch bin, all LOAD CELLS is installed in second batch bin and the 3rd batch bin, described LOAD CELLS is to described building stones, the weight of stone flour and pitch detects in real time, and the data detected are transferred to signal conditioning circuit process, described signal conditioning circuit amplifies successively to described data, filtering and A/D conversion process, then the first submaster controller is transferred to, described first submaster controller judges the weight data received, if described weight has reached setting threshold value, then send " stopping reinforced " signal to master controller, described master controller sends halt command to the first frequency converter, described in described first Frequency Converter Control, charger quits work, described signal conditioning circuit connects with described LOAD CELLS and the first submaster controller respectively, and described first submaster controller connects with described master controller, and described first frequency converter connects with described charger and main control respectively,
Step 3, material stirring controls: first the material in batch bin is put into stir storehouse, then stirred described material by mixer; Detailed process is as follows:
301, control feeding: described master controller distinguishes opening installation at described first batch bin by photoelectric isolating circuit, blowing magnetic valve in second batch bin and the 3rd batch bin, described building stones, stone flour and pitch enter in the stir storehouse below above-mentioned batch bin respectively, in described stir storehouse, height sensor is installed, described height sensor detects highly in real time to the batching entered in described stir storehouse, and altitude signal is sent to described first submaster controller after described signal conditioning circuit pretreatment, described first submaster controller judges the altitude information received, if described altitude information is highly equal with the requirement preset, then described first submaster controller sends " stopping blowing " signal to described master controller, described master controller cuts out described blowing magnetic valve by described photoelectric isolating circuit,
302, mixing control: described master controller is opened batching magnetic valve according to described pre-set programs and stirred described batching to start mixer, and described mixer stops stirring after the mixing time preset; Described batching magnetic valve connects with described master controller, is connected with for regulating mixer rotating speed to realize the second frequency converter of uniform stirring between described mixer and described batching magnetic valve;
Step 4, mixture unloads gets control: after having stirred, described master controller is by the discharging magnetic valve of described photoelectric isolating circuit opening installation on described stir storehouse, the mixture obtained after stirring is discharged into placement transport storehouse on a moving belt, after described transport storehouse stops certain hour, described discharging electronic valve automatically cuts out under master controller effect, described master controller is opened conveyer belt by described photoelectric isolating circuit and is run magnetic valve simultaneously, and described transport storehouse is sent to artificial stirring place and carries out artificial person-time of stirring by described conveyer belt; Described blowing magnetic valve, batching magnetic valve, discharging magnetic valve and conveyer belt run magnetic valve and all connect with described photoelectric isolating circuit;
Step 5, peeling process controls: after described mixture is transported away, main control carries out Automatic clearance by the automatic peeling device connected with it to the adhesion substances on LOAD CELLS, prepares against weighing operation next time;
Step 6, fault alarm: in described step 2 in the running of step 5, if arbitrary batching mixing plant breaks down, then fault message automatic feedback is to described master controller, described main control then drives the audible-visual annunciator connected with it to send alarm signal, if whole process operation is normal, then namely step 5 presses described " end " button after completing.
2., according to the control method that a kind of concrete batching according to claim 1 stirs, it is characterized in that: described mixing time is 5 minutes.
3., according to the control method that a kind of concrete batching described in claim 1 or 2 stirs, it is characterized in that: the dwell time in described transport storehouse is 2 minutes.
CN201410448894.0A 2014-09-05 2014-09-05 Control method for proportioning and mixing of concrete CN105415499A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106186832A (en) * 2016-07-12 2016-12-07 王雅露 A kind of preparation method of bituminous concrete
CN107379270A (en) * 2017-09-20 2017-11-24 张家港沙工科技服务有限公司 A kind of cement equipment automatic stirring software
CN107756646A (en) * 2017-11-14 2018-03-06 合肥奇骏自动化控制有限公司 A kind of automatic control system of concrete central mix plant
WO2018103715A1 (en) * 2016-12-09 2018-06-14 成都斯力康科技股份有限公司 Automatic control system for silicon slag separation
CN108340485A (en) * 2018-03-13 2018-07-31 来安县塔鑫建材有限公司 A kind of concrete mud stirring efficiency lifting system
CN108556136A (en) * 2018-03-13 2018-09-21 来安县塔鑫建材有限公司 A kind of concrete mud kneading control method based on resistance analysis
CN108955846A (en) * 2018-08-14 2018-12-07 安徽中联九通机械设备有限公司 A kind of ingredient machine control system
CN109016163A (en) * 2018-08-14 2018-12-18 安徽中联九通机械设备有限公司 A kind of concrete stirring feeding control system
CN109016161A (en) * 2018-06-22 2018-12-18 郑州市泰科工控自动化有限公司 Intelligent distribution and device
CN110727208A (en) * 2018-07-16 2020-01-24 宁国市中英橡胶有限公司 Control method of batching machine

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106186832A (en) * 2016-07-12 2016-12-07 王雅露 A kind of preparation method of bituminous concrete
WO2018103715A1 (en) * 2016-12-09 2018-06-14 成都斯力康科技股份有限公司 Automatic control system for silicon slag separation
CN107379270A (en) * 2017-09-20 2017-11-24 张家港沙工科技服务有限公司 A kind of cement equipment automatic stirring software
CN107756646A (en) * 2017-11-14 2018-03-06 合肥奇骏自动化控制有限公司 A kind of automatic control system of concrete central mix plant
CN108340485A (en) * 2018-03-13 2018-07-31 来安县塔鑫建材有限公司 A kind of concrete mud stirring efficiency lifting system
CN108556136A (en) * 2018-03-13 2018-09-21 来安县塔鑫建材有限公司 A kind of concrete mud kneading control method based on resistance analysis
CN109016161A (en) * 2018-06-22 2018-12-18 郑州市泰科工控自动化有限公司 Intelligent distribution and device
CN110727208A (en) * 2018-07-16 2020-01-24 宁国市中英橡胶有限公司 Control method of batching machine
CN108955846A (en) * 2018-08-14 2018-12-07 安徽中联九通机械设备有限公司 A kind of ingredient machine control system
CN109016163A (en) * 2018-08-14 2018-12-18 安徽中联九通机械设备有限公司 A kind of concrete stirring feeding control system

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