CN106622011A - A blending and controlling system for a paint curtaining segment of a silvering line and a control method thereof - Google Patents

A blending and controlling system for a paint curtaining segment of a silvering line and a control method thereof Download PDF

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Publication number
CN106622011A
CN106622011A CN201611027046.8A CN201611027046A CN106622011A CN 106622011 A CN106622011 A CN 106622011A CN 201611027046 A CN201611027046 A CN 201611027046A CN 106622011 A CN106622011 A CN 106622011A
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CN
China
Prior art keywords
paint
solution
plc
liquid level
case
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.)
Pending
Application number
CN201611027046.8A
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Chinese (zh)
Inventor
官景栋
吴长永
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Binhai Light And Heat Reflecting Technology Co Ltd
Original Assignee
Tianjin Binhai Light And Heat Reflecting Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin Binhai Light And Heat Reflecting Technology Co Ltd filed Critical Tianjin Binhai Light And Heat Reflecting Technology Co Ltd
Priority to CN201611027046.8A priority Critical patent/CN106622011A/en
Publication of CN106622011A publication Critical patent/CN106622011A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20Measuring; Control or regulation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/60Pump mixers, i.e. mixing within a pump
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20Measuring; Control or regulation
    • B01F35/22Control or regulation
    • B01F35/2201Control or regulation characterised by the type of control technique used
    • B01F35/2209Controlling the mixing process as a whole, i.e. involving a complete monitoring and controlling of the mixing process during the whole mixing cycle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20Measuring; Control or regulation
    • B01F35/22Control or regulation
    • B01F35/221Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
    • B01F35/2215Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/80Forming a predetermined ratio of the substances to be mixed
    • B01F35/88Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/30Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Coating Apparatus (AREA)

Abstract

A blending and controlling system for a paint curtaining segment of a silvering line is disclosed. The system includes a stirring tank, a solution using tank, an adding mechanism, a regulating motor and a PLC, wherein the top of the stirring tank is provided with an electrically controlled exhaust valve, the inside of the stirring tank is provided with a gravitometer and a pH meter, the solution using tank is communicated with the stirring tank through a metering pump and a pipeline, a liquid level sensor is disposed in the solution using tank, the adding mechanism is used for adding components into the solution using tank in a metering manner, the regulating motor is disposed at one side of a water curtain plate and can drive the water curtain plate to rotate so as to adjust the size of a paint curtain, and the PLC is in controllable connection with the liquid level sensor, the gravitometer, the pH meter, the electrically controlled exhaust valve, the regulating motor and the adding mechanism. Addition of chemical agents is adjusted in real time according to feedback information of a blended solution in a blending process, thus ensuring stability and accuracy of a chemical agent blending ratio, and reducing or radically eliminating the risk of waste products caused by an unstable chemical agent solution ratio.

Description

Silver jacketed wire leaching paint section dispensing and control system and its control method
Technical field
The present invention relates to silver mirror processing technique field, more particularly to a kind of silver jacketed wire leaching paint section dispensing and control system and Its control method.
Background technology
Being currently used for the paint of the silver jacketed wire leaching paint section of production speculum silver mirror needs artificial allotment, and by inspection oil is observed The artificial judgement consumption of the paint liquid level of case is painted, paint pours by hand deployed paint and xylene solution into when not enough. And silver jacketed wire chemicals allotment addition scheme is, manually by chemicals by metering, to enter according to certain ratio in FX Row configuration, then stirs.Need to make an inspection tour solution service condition in silver jacketed wire chemical solutions case according to approximate time in production, when When solution lacks in silver jacketed wire chemical solutions case, workman is supplemented.Artificial allotment chemical solutions are according to predetermined rule Then allocating, workman accurately cannot in real time understand matched somebody with somebody solution and accurately configure proportion and ratio ratio, need quality testing department not The precision of the sampling observation checking allotment solution of timing.
This chemicals dispensing mode, needs tank solution to allocate workman, greatly improves human cost, and solution The precision of allotment fully relies on the feedback of sampling observation person, if solution goes wrong in debugging process, it is impossible to timely find, will Substantial amounts of waste product is caused to occur.Also accurately cannot be improved by changing chemical solutions proportioning or verify that new technique is needed Ask.Simultaneously during allotment chemical solutions, workman can touch these by way of air or directly contact unavoidably Chemicals, although silver jacketed wire chemicals is without strong toxicity or corrosivity, long-time contact also can be caused sternly to body The injury of weight.
And the control of paint paint curtain uses completely workman's experience to be adjusted, it is impossible to carry out accurately adjustment paint The size of curtain, also cannot accurately record paint consumption in real time.It is unfavorable for controlling the stability of quality, quality is easily subject to people For the impact of factor.Also it is unfavorable for improving production technology and reduces cost simultaneously.
The content of the invention
The purpose of the present invention is to be directed to technological deficiency present in prior art, and provides a kind of silver jacketed wire leaching paint section dispensing And control system.
To realize that the technical scheme that the purpose of the present invention is adopted is:
A kind of silver jacketed wire leaching paint section dispensing and control system, including,
Agitator tank, its top is provided with electric control exhaust valve, and densimeter and pH meter are provided with it;
Case is used by the solution of measuring pump and pipeline communication with described agitator tank, in it liquid level sensor is provided with;
To the addition mechanism that addO-on therapy is measured to described agitator tank,
Being arranged on the side of water curtain plate can drive its upset to adjust the regulation motor of paint curtain size,
And it is controllable with described liquid level sensor, densimeter, pH meter, electric control exhaust valve, regulation motor and addition mechanism The PLC of connection.
Also include the environment temperature sensor being connected with described PLC communications.
Described addition mechanism is measuring pump or screw fixed-weight feeder.
The bottom that its solution uses case is set using the port of the pipeline of case feed liquor to described solution.
The bottom of correspondence casing is arranged on to the entrance point for extracting the pipeline of solution and be provided with entrance leaching Enter formula flowmeter.
The control method of a kind of described silver jacketed wire leaching paint section dispensing and control system, it is characterised in that including following step Suddenly,
One) paint deployment step
11) PLC monitoring paint uses the liquid level of case with solution, while according to the operation opaquing fluid of the measuring pump for pumping out liquid Position;
12) when paint is less than predetermined value with solution using the liquid level of case, PLC reads the numerical value of environment thermometer, according to two The temperature of toluene goes out the proportioning of dimethylbenzene and paint with volatility curve and preset value calculation;
13) PLC control open paint agitator tank electronic vent valve, and according to step 12) in proportioning to paint use The paint and dimethylbenzene of scheduled volume are pumped into agitator tank and is stirred while starting mixing pump;
14) charging finishes the electronic vent valve of closing and stirs the scheduled time;
15) open electronic vent valve and the paint after allotment is pumped into paint solution using measuring pump and use case;
Two) chemicals adaptation step
21) PLC calculates liquid level by chemicals with flow pump;
22) when chemicals with solution using case liquid level be less than predetermined value, PLC is according to step 21) in result of calculation open Dynamic measuring pump or screw fixed-weight feeder add the component of respective preset blending ratio amount in chemicals agitator tank and stir;
23) proportion for being measured by densimeter and pH meter and pH value analysis composition are up to standard to judge whether, as up to standard, stop Addition, such as below standard criterion is added again according to result;If still below standard alert after allotment set point number;
Three) curtain set-up procedure is painted
PLC calculates coated weight and drives regulation motor to adjust water curtain plate to predetermined angle according to the transfer rate and size of base material Degree.
Compared with prior art, the invention has the beneficial effects as follows:
Allocation process adjusts in real time the addition of chemicals according to the feedback information of allotment solution, so as to ensure that chemistry The stability and accuracy of product allotment proportioning, reduces or prevents the waste product hidden danger caused because liquid proportion is unstable.Carry out Silver jacketed wire technological requirement and the test of chemicals proportioning and checking, when improving existing process, can be greatly enhanced the accurate of result Property and stability.
Description of the drawings
Fig. 1 show the silver jacketed wire leaching paint section dispensing of the present invention and the structural representation of control system.
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein Specific embodiment only to explain the present invention, be not intended to limit the present invention.
As shown in figure 1, the silver jacketed wire leaching paint section dispensing and control system of the present invention include,
Agitator tank, its top is provided with electric control exhaust valve, and densimeter and pH meter are provided with it;
Case is used by the solution of measuring pump and pipeline communication with described agitator tank, in it liquid level sensor is provided with;
To the addition mechanism to described agitator tank addO-on therapy and measurable addition, such as measuring pump or spiral quantitative Batcher;The bottom of correspondence casing is arranged on to the entrance point for extracting the pipeline of solution and be provided with entrance immersion Formula flowmeter, it is therefore an objective to which solution in bucket is drained into net guarantee accurate measurement simultaneously.
Being arranged on the side of water curtain plate can drive its upset to adjust the regulation motor of paint curtain size, such as stepper motor;
And it is controllable with described liquid level sensor, densimeter, pH meter, electric control exhaust valve, regulation motor and addition mechanism The PLC of connection.
Preferably, described solution arranges its bottom using the inner port of the pipeline in case, and bottom is provided with immersion Flowmeter.Can so prevent from causing liquid level to form ripple during charging, affect the precision of liquid level gauge.
Meanwhile, because dimethylbenzene at different temperatures degree of volatility is different, present invention additionally comprises connecting with described PLC communications The environment temperature sensor for connecing, by monitors environment temperature, according to temperature and volatility curve and the preset value calculation of dimethylbenzene Go out the proportioning of dimethylbenzene and paint, improve finish paint coating quality, and using addition automatically, reduce human contact, it is to avoid right The injury of human body.
The control method of silver jacketed wire leaching paint section dispensing of the present invention and control system, comprises the following steps,
One) paint deployment step
11) PLC monitoring paint uses the liquid level of case with solution, while according to the operation opaquing fluid of the measuring pump for pumping out liquid Position;
12) when paint is less than predetermined value with solution using the liquid level of case, PLC reads the numerical value of environment thermometer, according to two The temperature of toluene goes out the proportioning of dimethylbenzene and paint with volatility curve and preset value calculation;
13) PLC control open paint agitator tank electronic vent valve, and according to step 12) in proportioning to paint use The paint and dimethylbenzene of scheduled volume are pumped into agitator tank and is stirred while starting mixing pump;
14) charging finishes the electronic vent valve of closing and stirs the scheduled time;The electronic vent valve of agitator tank medium realizes sealing Or close sealing state, when running into some cases, when needing shutdown or other actions, paint need not be added for a long time Solution, and agitated in agitator tank complete etc. to be fed.At this moment agitator tank sealing can prevent dimethylbenzene volatilization from avoiding impact from matching somebody with somebody Than.
15) open electronic vent valve and the paint after allotment is pumped into paint solution using measuring pump and use case;
Two) chemicals adaptation step
21) PLC calculates liquid level by chemicals with flow pump;
22) when chemicals with solution using case liquid level be less than predetermined value, PLC is according to step 21) in result of calculation open Dynamic measuring pump or screw fixed-weight feeder add the component of respective preset blending ratio amount;
23) proportion for being measured by densimeter and pH meter and pH value analysis composition are up to standard to judge whether, as up to standard, stop Addition, such as below standard criterion are added again until meeting standard according to result;
Three) curtain set-up procedure is painted
PLC calculates coated weight and drives regulation motor to adjust water curtain plate to predetermined angle according to the transfer rate and size of base material Degree.
Concrete manipulation is as follows:
1) PLC reads paint solution and uses case liquid level by liquid level gauge, deposits to enter to reading data with time interval t Row caching, PLC records the opening/closing time and data on flows of two measuring pumps simultaneously, is sent to server.
2) server calculates the real-time usage information of paint according to liquid level data according to corresponding algorithm, while according to Real-time usage information is corrected according to measuring pump information.
3) when silver jacketed wire liquid level reaches some liquid level higher limit, PLC reads the numerical value of environment thermometer, according to diformazan The temperature of benzene goes out the proportioning of dimethylbenzene and paint with volatility curve and allowable error range computation.
4) PLC opens electronic ventilative threshold switch;
5) according to dimethylbenzene and the proportioning of paint, the flow-rate ratio of PLC setting dimethylbenzene measuring pumps and paint measuring pump starts Flow pump adds dimethylbenzene and paint in agitator tank, while start mixing pump being stirred.
6) when the paint and dimethylbenzene that add reach the 80% of agitator tank, stop measuring pump, close electronic vent valve, according to Continue to stir according to the mixing time of technological requirement, it is static afterwards.
7) when silver jacketed wire paint and dimethylbenzene mixed solution liquid level reach charging lower limit, electronic vent valve is opened, PLC beats Motor switch is driven, mixed solution is added into silver jacketed wire paint solution and is used in case.
8) PLC calculates the stream of paint curtain according to paint solution consumption and the piece number ratio and craft precision scope of silvered glass Amount, is adjusted by adjusting the number of steps of stepper motor to painting curtain flow.
9) two meterings are stopped when material liquid level is less than the lower limit of throw-in type liquid level in dimethylbenzene bucket or paint kettle Pump, and send charging and report to the police, afterwards more than not feeding in setting time, then its leading body at a higher level of SMS notification.
The addition control of chemical solutions:
1) when silver jacketed wire chemical solutions case solution level reaches lower limit (obtaining by the liquid inventory meter of silver jacketed wire) When, PLC opens measuring pump and adds ammoniacal liquor and water in agitator tank according to special ratios, and addition is the 80% of its total amount.
2) after the completion of ammoniacal liquor and water add, PLC opens compact spiral constant feeder, by controlling stepper motor/servo The rotation revolution control solid nitric acid silver feeding coal of motor, addition is the 80% of total amount.
3) charging is completed, and PLC starts stirring motor, the time that stirring technique is required.
4) by PH meters and densimeter measurement solution pH value now and rate of specific gravity, it is to accord with to calculate according to two values to PLC Close and require.
If 5) as a result meet technological requirement, silver jacketed wire chemical solutions case solution addition signal is waited.
If 6) as a result do not meet technological requirement, PLC provides second charging proportioning according to value of feedback, circulate successively until Meet the requirements, if do not met the requirements yet after allotment set point number, alert.
7) PLC starts charging motor and measuring pump addition chemicals raw material, and scheduled volume is added again, and such as addition is total amount 5%, by several times uneven addition, is effectively ensured mixed effect and mixing velocity.
8) PLC starts stirring motor, stirs setting time, measures analog value.
9) operate above successively, after reaching requirement, wait silver jacketed wire chemical solutions case solution addition signal as passed through plating The liquid inventory meter of silver wire is obtained.
10) chemical solutions are required supplementation with, then open motor switch and supplement chemical solutions.
11) if solution reaches called putting-into-type liquid level meter lower limit in ammoniacal liquor or bucket in chemical solutions allocation process Hereinafter, stop feed, and send the not enough warning of chemicals raw material
If 12) the optoelectronic switch conducting in batcher funnel, equally sends and lacks material warning.
13) the liquid level change that PLC measures high precision liquid level gauge is sent to server, and server calculates liquid consumption and glass Ratio of the glass piece number in special time is simultaneously stored, used as the reference data of process modification.
In sum, beneficial effects of the present invention are:
Allocation process adjusts in real time the addition of chemicals according to the feedback information of allotment solution, so as to ensure that chemistry The stability and accuracy of product allotment proportioning, reduces or prevents the waste product hidden danger caused because liquid proportion is unstable.Carry out Silver jacketed wire technological requirement and the test of chemicals proportioning and checking, when improving existing process, can be greatly enhanced the accurate of result Property and stability.
By the accurate recording to painting consumption, accurately the consumption of material accurately not only can be controlled, together When improvement also for technique provide important data.By the accurate adjust automatically to painting curtain size, it is ensured that paint the steady of curtain It is qualitative, and accurately painting thickness can be controlled in the range of technological requirement by painting the calculating analysis of real-time usage, Ensure reduces cost on the premise of quality.
Reduce or substituted chemistry product allotment workman and silver jacketed wire chemical solutions consumption tour personnel, reduce manpower into This, at the same also prevent workers with long time carry out allocate chemical solutions cause to healthy injury.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications Also should be regarded as protection scope of the present invention.

Claims (6)

1. a kind of silver jacketed wire leaching paint section dispensing and control system, it is characterised in that include,
Agitator tank, its top is provided with electric control exhaust valve, and densimeter and pH meter are provided with it;
Case is used by the solution of measuring pump and pipeline communication with described agitator tank, in it liquid level sensor is provided with;
To the addition mechanism that addO-on therapy is measured to described agitator tank,
Being arranged on the side of water curtain plate can drive its upset to adjust the regulation motor of paint curtain size,
And with described liquid level sensor, densimeter, pH meter, electric control exhaust valve, the controllable connection of regulation motor and addition mechanism PLC.
2. silver jacketed wire leaching paint section dispensing as claimed in claim 1 and control system, it is characterised in that also include with it is described The environment temperature sensor of PLC communication connections.
3. silver jacketed wire leaching paint section dispensing as claimed in claim 1 and control system, it is characterised in that described addition mechanism is Measuring pump or screw fixed-weight feeder.
4. silver jacketed wire leaching paint section dispensing as claimed in claim 1 and control system, it is characterised in that use to described solution The port of the pipeline of case feed liquor arranges the bottom that its solution uses case.
5. silver jacketed wire leaching paint section dispensing as claimed in claim 1 and control system, it is characterised in that to the pipe for extracting solution The entrance point on road is arranged on the bottom of correspondence casing and immersion flowmeter is provided with entrance.
6. a kind of control method of silver jacketed wire leaching paint section dispensing as claimed in claim 1 and control system, it is characterised in that bag Include following steps,
One) paint deployment step
11) PLC monitoring paint uses the liquid level of case with solution, while according to the operation amendment liquid level of the measuring pump for pumping out liquid;
12) when paint is less than predetermined value with solution using the liquid level of case, PLC reads the numerical value of environment thermometer, according to dimethylbenzene Temperature and volatility curve and preset value calculation go out dimethylbenzene and the proportioning painted;
13) PLC control open paint agitator tank electronic vent valve, and according to step 12) in proportioning to paint stirring The paint and dimethylbenzene of scheduled volume are pumped into case and is stirred while starting mixing pump;
14) charging finishes the electronic vent valve of closing and stirs the scheduled time;
15) open electronic vent valve and the paint after allotment is pumped into paint solution using measuring pump and use case;
Two) chemicals adaptation step
21) PLC calculates liquid level by chemicals with flow pump;
22) when chemicals with solution using case liquid level be less than predetermined value, PLC is according to step 21) in result of calculation start meter Amount pump or screw fixed-weight feeder add the component of respective preset blending ratio amount in chemicals agitator tank and stir;
23) proportion for being measured by densimeter and pH meter and pH value analysis composition are up to standard to judge whether, addition is stopped if up to standard, As below standard criterion is added again according to result;If still below standard alert after allotment set point number;
Three) curtain set-up procedure is painted
PLC calculates coated weight and drives regulation motor to adjust water curtain plate to predetermined angular according to the transfer rate and size of base material.
CN201611027046.8A 2016-11-17 2016-11-17 A blending and controlling system for a paint curtaining segment of a silvering line and a control method thereof Pending CN106622011A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611027046.8A CN106622011A (en) 2016-11-17 2016-11-17 A blending and controlling system for a paint curtaining segment of a silvering line and a control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611027046.8A CN106622011A (en) 2016-11-17 2016-11-17 A blending and controlling system for a paint curtaining segment of a silvering line and a control method thereof

Publications (1)

Publication Number Publication Date
CN106622011A true CN106622011A (en) 2017-05-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111437770A (en) * 2020-04-07 2020-07-24 广东博智林机器人有限公司 Proportioning system and method
CN112878099A (en) * 2021-02-05 2021-06-01 互联智慧信息科技(北京)有限公司 Card paper information element measurement feeding system

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CN202279723U (en) * 2011-10-21 2012-06-20 成都碧水齐力市政工程有限公司 PAM (Pulse Amplitude Modulation) medicine adder
CN102553489A (en) * 2011-12-31 2012-07-11 钦州华成自控设备有限公司 Automatic acid preparation method and device for phosphoric acid in sugar refinery
CN104772095A (en) * 2015-03-16 2015-07-15 浙江大学 Chloramine preparation device capable of automatically adjusting reagent dosage according to variable temperature and preparation method thereof
CN206276344U (en) * 2016-11-17 2017-06-27 天津滨海光热反射技术有限公司 Silver jacketed wire leaching paint section dispensing and control system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003082452A1 (en) * 2002-03-28 2003-10-09 Cps Color Equipment S.P.A. Equipment for the metered dispensing of a fluid product, in particular a colouring agent for paints
CN101362061A (en) * 2007-08-07 2009-02-11 莫雷托股份公司 Process and device for processing granular material mixtures
CN202185265U (en) * 2011-06-22 2012-04-11 洛阳绿潮环保科技有限公司 Medicament solution automatic preparation device for dosing facility
CN202279723U (en) * 2011-10-21 2012-06-20 成都碧水齐力市政工程有限公司 PAM (Pulse Amplitude Modulation) medicine adder
CN102553489A (en) * 2011-12-31 2012-07-11 钦州华成自控设备有限公司 Automatic acid preparation method and device for phosphoric acid in sugar refinery
CN104772095A (en) * 2015-03-16 2015-07-15 浙江大学 Chloramine preparation device capable of automatically adjusting reagent dosage according to variable temperature and preparation method thereof
CN206276344U (en) * 2016-11-17 2017-06-27 天津滨海光热反射技术有限公司 Silver jacketed wire leaching paint section dispensing and control system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111437770A (en) * 2020-04-07 2020-07-24 广东博智林机器人有限公司 Proportioning system and method
CN112878099A (en) * 2021-02-05 2021-06-01 互联智慧信息科技(北京)有限公司 Card paper information element measurement feeding system
CN112878099B (en) * 2021-02-05 2023-12-01 互联智慧信息科技(北京)有限公司 Card paper information element metering and feeding system

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Application publication date: 20170510

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