CN116441086A - Control system and control method for double-component automatic metering cleaning proportioning spraying machine - Google Patents
Control system and control method for double-component automatic metering cleaning proportioning spraying machine Download PDFInfo
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- CN116441086A CN116441086A CN202310342896.0A CN202310342896A CN116441086A CN 116441086 A CN116441086 A CN 116441086A CN 202310342896 A CN202310342896 A CN 202310342896A CN 116441086 A CN116441086 A CN 116441086A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 198
- 238000005507 spraying Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 133
- 239000007788 liquid Substances 0.000 claims abstract description 108
- 239000002904 solvent Substances 0.000 claims abstract description 49
- 238000002156 mixing Methods 0.000 claims abstract description 45
- 238000009826 distribution Methods 0.000 claims description 33
- 239000007921 spray Substances 0.000 claims description 27
- 238000004891 communication Methods 0.000 claims description 22
- 238000001914 filtration Methods 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 16
- 238000009472 formulation Methods 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims 17
- 238000005086 pumping Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000003756 stirring Methods 0.000 description 37
- 230000001276 controlling effect Effects 0.000 description 11
- 238000010992 reflux Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000012257 stirred material Substances 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011550 stock solution Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
- B05B12/1418—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet for supplying several liquids or other fluent materials in selected proportions to a single spray outlet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/20—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/002—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour incorporating means for heating or cooling, e.g. the material to be sprayed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0406—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material with several pumps
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The application relates to a control system and a control method of a bi-component automatic metering cleaning proportioning spraying machine, wherein the control system comprises a batching module and a cleaning module, the batching module is used for mixing two materials according to a preset feeding proportion and then spraying the mixed materials, the batching module comprises a mixer, and the cleaning module is used for cleaning the mixer and a pipeline connected with the mixer after the batching module is closed; the cleaning module includes: the cleaning box is used for containing cleaning solvent; the liquid outlet of the cleaning pump is communicated with the liquid mixing cavity in the mixer through a cleaning pipeline, the liquid inlet of the cleaning pump is communicated with the cleaning box, and the cleaning pump is used for pumping cleaning solvent to clean the mixer and the pipeline connected with the mixer. The cleaning mode of the device is an automatic cleaning mode, a pre-step and a post-treatment work for cleaning in the traditional technology are omitted, and the time for cleaning the mixer and the connected pipeline is shortened.
Description
Technical Field
The application relates to the technical field of spraying, in particular to a control system and a control method of a bi-component automatic metering and cleaning proportioning spraying machine.
Background
The spraying technology is a technology of polymerizing selected materials on the surface of a sprayed object, and a spraying layer with a certain thickness is formed on the surface of the sprayed object after spraying, and the spraying layer has various functions, for example, the spraying layer can separate the sprayed object made of metal materials from the outside, and the corrosion of substances in the outside air to the metal materials is reduced, so that the service life of the sprayed object made of metal materials is prolonged.
In the prior art, when two materials are required to be mixed and sprayed by the spraying machine, two feed pumps are installed in the spraying machine, the feed proportion of the two feed pumps is set in advance, the discharge ends of the two feed pumps are connected with a mixer, the mixer is communicated with a spray gun, the spray gun is communicated with the outside, the two materials are mixed in a liquid mixing cavity of the mixer to obtain a mixed material, the mixed material is sprayed onto an object to be sprayed by the spray gun, and the mixed material is slowly solidified after being sprayed onto the object to be sprayed to form a solidified coating. If the feed ratio of the two materials is required to be changed or the composition of the materials is required to be changed, the sprayer is required to stop working, the pipeline is manually cleaned at the mixer, then the feed ratio of the two materials is changed or the composition of the materials is changed according to the requirements, and the residues of the materials before the change are prevented from entering new mixed materials, so that the components and the feed ratio of the formed new mixed materials are ensured to be correct.
For the related art, when the mixer and the connected pipeline thereof are cleaned, the channel of the mixer needs to be opened first, then the mixer and the connected pipeline thereof are manually flushed by using the cleaning device, and the time spent in the cleaning process is long.
Disclosure of Invention
In order to shorten the time for cleaning the mixer and the pipeline connected with the mixer, the application provides a control system and a control method for the bi-component automatic metering cleaning proportioning sprayer.
The application provides a two ingredient automatic measurement clean flush coater control system who mixes adopts following technical scheme:
the control system of the spraying machine comprises a batching module and a cleaning module, wherein the batching module is used for mixing and spraying two materials according to a preset feeding proportion, the batching module comprises a mixer, and the cleaning module is used for cleaning the mixer and a pipeline connected with the mixer after the batching module is closed;
the cleaning module includes:
the cleaning box is used for containing cleaning solvent;
the liquid outlet of the cleaning pump is communicated with the liquid mixing cavity in the mixer through a cleaning pipeline, the liquid inlet of the cleaning pump is communicated with the cleaning box, and the cleaning pump is used for extracting cleaning solvent to clean the mixer and the pipeline connected with the mixer.
Through adopting above-mentioned technical scheme, after the batching work is accomplished to the batching module, clean the module and start by oneself immediately, wash the mixed material that remains in blender and continuous pipeline in the batching module, abluent process is for drawing the cleaning solvent from wasing the incasement through the wash pump, wash blender and continuous pipeline through the impact force that cleaning solvent flowed fast and produced at the cleaning pipeline, the cleaning solvent after wasing flows outside from the spray gun, this kind of cleaning mode is self-cleaning mode, the manpower resources has been saved, and the abluent front step and the work after being good at in the conventional art, for example the opening and closing of blender passageway, thereby shorten the abluent time to blender and continuous pipeline.
Preferably, the batching module further comprises a first material barrel, a first primary feed pump, a second material barrel, a second primary feed pump and a spray gun, wherein the first material barrel is communicated with the liquid inlet end of the first primary feed pump, the second material barrel is communicated with the liquid inlet end of the second primary feed pump, the liquid outlet end of the first primary feed pump and the liquid outlet end of the second primary feed pump are provided with distribution valves, and the distribution valves are used for controlling the two materials to flow out respectively according to preset feed ratios when the two materials flow into the distribution valves, the distribution valves are communicated with the liquid mixing cavity of the mixer, and the spray gun is communicated with the liquid mixing cavity of the mixer.
By adopting the technical scheme, one material is extracted from the first material barrel by using the first-stage feed pump, the second material is extracted from the second material barrel by using the second-stage feed pump, when two materials respectively flow into the distribution valve, the distribution valve controls the two materials to flow into the mixer according to the preset feed proportion, the two materials are mixed by the mixer and then are sprayed out by the spray gun, and the actual feed proportion of the materials is controlled to be consistent with the expected proportion by the distribution valve, so that the obtained mixed materials are the expected materials.
Preferably, the batching module further comprises a first stirring cylinder, a first secondary feed pump, a first heater, a second stirring cylinder, a second secondary feed pump, a second pump and a second heater, wherein the first stirring cylinder is communicated with the liquid outlet end of the first primary feed pump, the liquid inlet end of the first secondary feed pump is communicated with the first stirring cylinder, the liquid outlet end of the first secondary feed pump is communicated with the liquid inlet end of the first pump, the liquid outlet end of the first pump is communicated with the first heater, the first heater is communicated with the liquid inlet end of the distributing valve, the second stirring cylinder is communicated with the liquid outlet end of the second primary feed pump, the liquid outlet end of the second secondary feed pump is communicated with the liquid inlet end of the second pump, the liquid outlet end of the second pump is communicated with the second heater, and the liquid outlet end of the second pump is communicated with the distributing valve.
Through adopting above-mentioned technical scheme, send into two mixing bowl respectively with two materials and stir to heat respectively two materials and send into the distributing valve after the stirring, handle two materials respectively through two mixing bowl and two heaters, make the material more even, thereby make two materials more abundant when carrying out follow-up mixing.
Preferably, the liquid outlet end of the distributing valve is provided with a first one-way valve and a second one-way valve, and the first one-way valve and the second one-way valve are used for preventing the cleaning solvent from flowing into the distributing valve through a communicating pipeline of the mixer and the distributing valve.
By adopting the technical scheme, the one-way valve is arranged at the liquid outlet end of the distribution valve, so that two materials in the distribution valve can smoothly flow into the mixer, but the cleaning solvent cannot flow into the distribution valve through the mixer, thereby avoiding the mixing of the cleaning solvent into the materials and ensuring the purity of the two materials.
Preferably, the liquid outlet end of the distributing valve is further provided with a first backflow valve and a second backflow valve, the first backflow valve is used for controlling materials in the distributing valve to flow back to the first stirring cylinder through a pipeline, and the second backflow valve is used for controlling materials in the distributing valve to flow back to the second stirring cylinder through a pipeline.
Through adopting above-mentioned technical scheme, through the first return valve and the second return valve that the play liquid end of distribution valve set up, make two kinds of materials flow back from the distribution valve in respective mixing bowl for after accomplishing the batching work, unnecessary two kinds of materials in the distribution valve can retrieve, can also stir and heat according to predetermined flow when carrying out the batching work next time.
Preferably, the cleaning module further comprises a filtering device, a liquid inlet end of the filtering device is communicated with the spray gun, a liquid outlet end of the filtering device is communicated with the cleaning box, and the filtering device is used for filtering the cleaning solvent after cleaning is completed to obtain the filtered cleaning solvent.
Through adopting above-mentioned technical scheme, use filter equipment to filter the cleaning solvent after accomplishing the washing, make the cleaning solvent after the filtration use once more as the water resource to promote the utilization ratio of water resource.
Preferably, the control method includes:
receiving batching information, wherein the batching information comprises the feeding proportion of two materials;
based on the feeding proportion, controlling a distributing valve of the batching module to be opened so as to mix and spray two materials according to the feeding proportion;
receiving a spraying work completion instruction, closing a distribution valve of the batching module based on the spraying work completion instruction, and starting a cleaning pump of the cleaning module;
controlling a cleaning pump in the cleaning module to pump a cleaning solvent and conveying the cleaning solvent into a mixer through a cleaning pipeline so that the cleaning solvent cleans the mixer and a pipeline connected with the mixer;
judging whether the cleaning standard time is reached, and if the cleaning standard time is reached, controlling the cleaning pump (123) to be closed.
Through adopting above-mentioned technical scheme, after receiving appointed batching information, based on the feed proportion in the batching information, control batching module whether the distribution valve mixes the back blowout with two kinds of materials according to the feed proportion, when receiving spraying work completion instruction, then close the batching module to self-starting cleaning module washs blender and the pipeline that links to each other with the blender, after reaching the washing standard time, self-closing cleaning module, cleaning module's opening and closing are all automated control, do not need manual work to open and close, it is more convenient.
Preferably, the specific step of obtaining the cleaning standard time includes:
and obtaining the residual information of the mixed material, and obtaining the cleaning standard time according to the residual information of the mixed material and a preset time corresponding rule.
Through adopting above-mentioned technical scheme, obtain the washing standard time according to the residual information of mixed material in the blender and the time correspondence rule of presetting, wash the blender and the pipeline that links to each other with the blender in the washing standard time, this application is according to the residual mixed material intelligence selection washing time, has both guaranteed the cleaning performance, has practiced thrift clean solvent resource again.
Preferably, the distributing valve includes a first control valve and a second control valve, and based on the feeding ratio, the distributing valve of the batching module is controlled to be opened so that two materials are mixed according to the feeding ratio and then ejected, and the distributing valve includes:
obtaining valve control information according to the feeding proportion and a preset distribution rule;
and controlling the valve core channel area ratio of the first control valve and the second control valve according to the valve control information so that the valve core channel area ratio is equal to the feeding ratio.
Through adopting above-mentioned technical scheme, obtain valve control information according to feed proportion and preset distribution rule, control a control valve and the case channel area proportion of second control valve equals the feed proportion, mix the material that will mix through the blender and spout through the spray gun, the respective case flow of two kinds of materials in the control distribution valve is automatic control, the staff only need the input feed proportion can carry out automatic blending, automatic blending has the advantage that accuracy is high and efficient.
Preferably, before the valve control information is obtained according to the feeding proportion and the preset distribution rule, the method further includes:
acquiring a first flow rate of a liquid inlet end of the first primary feed pump and a second flow rate of a liquid inlet end of the second primary feed pump, and judging whether the first flow rate is equal to the second flow rate;
and if the first flow rate is equal to the second flow rate, adjusting the power of the first primary feed pump and the power of the second primary feed pump so that the first flow rate is equal to the second flow rate.
Through adopting above-mentioned technical scheme, obtain the first velocity of flow of first one-level feed pump feed liquor end and the second velocity of flow of second one-level feed pump feed liquor end, judge whether first velocity of flow equals the second velocity of flow, if first velocity of flow does not equal the second velocity of flow, adjust the power of first one-level feed pump and second one-level feed pump, through adjusting the power, make first velocity of flow equal the second velocity of flow, make the batching module mix two kinds of materials according to the feed proportion back blowout.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by using the method, the mixer and the pipeline connected with the mixer are washed in an automatic washing mode, so that the method has the effect of saving human resources, and the method omits the pre-step and post-treatment work of washing in the traditional technology, such as the opening and closing of a mixer channel, and has the effect of shortening the washing time;
2. by using the automatic batching machine, workers can automatically batching only by the proportion of conveying and feeding, and the automatic batching machine has the advantages of high accuracy and high efficiency;
3. by using the cleaning module, the opening and closing of the cleaning module are automatically controlled, manual opening and closing are not needed, and the cleaning module is more convenient.
Drawings
FIG. 1 is a schematic block diagram of a two-component auto-metering cleaning formulation applicator control system according to an embodiment of the present application;
FIG. 2 is a schematic view of a flame retardant coating of a battery pack cover plate of a new energy vehicle according to an embodiment of the present application;
FIG. 3 is a schematic diagram of the positions of a first backflow valve and a second backflow valve according to an embodiment of the present disclosure;
FIG. 4 is a schematic illustration of the positions of a first check valve and a second check valve according to an embodiment of the present disclosure;
FIG. 5 is a schematic illustration of a filtration device connection according to an embodiment of the present application;
FIG. 6 is a flow chart of a two-component auto-metering cleaning formulation applicator control method according to an embodiment of the present application;
fig. 7 is a schematic diagram of the positions of the first circulation duct and the second circulation duct according to the embodiment of the present application.
Reference numerals illustrate: 100. a host; 101. a first barrel; 102. a second barrel; 103. a first primary feed pump; 104. a second stage feed pump; 105. a first stirring cylinder; 106. a second stirring cylinder; 107. a first secondary feed pump; 108. a second stage feed pump; 109. a first pump; 110. a second pump; 111. a first heater; 112. a second heater; 113. a dispensing valve; 114. a mixer; 115. a mixing tube; 116. a spray gun; 117. a first return pipe; 118. a second return pipe; 119. a first return valve; 120. a second return valve; 121. a filtering device; 122. a cleaning box; 123. a cleaning pump; 124. a first one-way valve; 125. a second one-way valve; 126. and cleaning the nozzle.
Detailed Description
In order to make the technical solutions in the present specification better understood by those skilled in the art, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments.
In the description of embodiments of the present application, words such as "exemplary," "such as" or "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "illustrative," "such as" or "for example" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "illustratively," "such as" or "for example," etc., is intended to present related concepts in a concrete fashion.
In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, the first and/or second may indicate: the first alone, the second alone, and both the first and second. In addition, unless otherwise indicated, the term "plurality" means two or more. For example, a plurality of systems means two or more systems, and a plurality of screen terminals means two or more screen terminals. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
The embodiment of the application discloses a bi-component automatic metering cleaning ratio spraying machine control system.
Referring to fig. 1, a two-component auto-metering cleaning formulation applicator control system includes a dosing module and a cleaning module. The batching module is used for spraying out after mixing two materials according to preset feed proportion, and the cleaning module is used for cleaning the mixer 114 and a pipeline connected with the mixer 114 after the batching module is closed.
The batching module comprises a first vat 101, a second vat 102, a first primary feed pump 103, a second primary feed pump 104, a first stirring cylinder 105 and a second stirring cylinder 106.
The material to be mixed is contained in the first charging basket 101, the liquid inlet end of the first-stage feed pump 103 is communicated with the first charging basket 101 through a pipeline, the specification of the liquid inlet end of the first-stage feed pump 103 and the communicating pipeline of the first charging basket 101 can be 2m-6, the liquid outlet end of the first-stage feed pump 103 is communicated with the first stirring cylinder 105 through a pipeline, the specification of the liquid outlet end of the first-stage feed pump 103 and the communicating pipeline of the first stirring cylinder 105 can be 2m-6, the first-stage feed pump 103 is used for pumping the material in the first charging basket 101 and conveying the material in the first charging basket 101 to the first stirring cylinder 105, and after the first stirring cylinder 105 receives the material conveyed by the first-stage feed pump 103, the material is stirred through a stirrer in the first stirring cylinder 105, so that large particles in the material are reduced, and uniform material is obtained.
It should be noted that the tubing gauge is 2m-6, meaning that the tubing is 2m long and 6 inches in diameter.
The second bucket 102 is filled with another material to be mixed, the liquid inlet end of the second primary feed pump 104 is communicated with the second bucket 102 through a pipeline, the specification of the liquid inlet end of the second primary feed pump 104 and the communicating pipeline of the second bucket 102 can be 2m-6, the liquid outlet end of the second primary feed pump 104 is communicated with the second stirring cylinder 106 through a pipeline, the specification of the liquid outlet end of the second primary feed pump 104 and the communicating pipeline of the second stirring cylinder 106 can be 2m-6, the second primary feed pump 104 is used for pumping the material in the second bucket 102 and conveying the material in the second bucket 102 to the second stirring cylinder 106, and after the second stirring cylinder 106 receives the material conveyed by the second primary feed pump 104, the material is stirred through a stirrer in the second stirring cylinder 106, so that large particles in the material are reduced, and uniform material is obtained.
The dosing module further comprises a first secondary feed pump 107, a second secondary feed pump 108, a first pump 109, a second pump 110, a first heater 111 and a second heater 112.
The liquid inlet end of the first secondary feed pump 107 is communicated with the first stirring cylinder 105 through a pipeline, the specification of a communicating pipeline between the liquid inlet end of the first secondary feed pump 107 and the first stirring cylinder 105 can be 0.5m-1/2, the liquid outlet end of the first secondary feed pump 107 is communicated with the liquid inlet end of the first pump 109 through a pipeline, the specification of a communicating pipeline between the liquid outlet end of the first secondary feed pump 107 and the liquid inlet end of the first pump 109 can be 1.3m-1/2, the liquid outlet end of the first pump 109 is communicated with the first heater 111 through a pipeline, and the specification of a communicating pipeline between the liquid outlet end of the first pump 109 and the first heater 111 can be 0.9m-1/2. The first secondary feed pump 107 is used for pumping the stirred material in the first stirring tank 105, and sending the pumped material into the first pump 109, the first pump 109 is used for enhancing the pumping capability of the material in the first stirring tank 105, and delivering the material in the first stirring tank 105 to the first heater 111, when the first heater 111 receives the stirred material delivered by the first pump 109, the material is heated by the first heater 111, the heating time of the first heater 111 can be adaptively changed according to the change of the material type, for example, PFP needs to be heated for 15 minutes, and the material is heated by the first heater 111, so that the density of the material in the first heater 111 is more uniform.
The liquid inlet end of the second-stage feed pump 108 is in pipeline communication with the second stirring tank 106, the communication pipeline between the liquid inlet end of the second-stage feed pump 108 and the second stirring tank 106 may have a specification of 0.5m-1/2, the liquid outlet end of the second-stage feed pump 108 is in pipeline communication with the liquid inlet end of the second pump 110, the communication pipeline between the liquid outlet end of the second-stage feed pump 108 and the liquid inlet end of the second pump 110 may have a specification of 1.3m-1/2, the liquid outlet end of the second pump 110 is in pipeline communication with the second heater 112, and the communication pipeline between the liquid outlet end of the second pump 110 and the second heater 112 may have a specification of 0.9m-1/2. The second secondary feed pump 108 is configured to pump the stirred material in the second stirring tank 106, and send the pumped material to the second pump 110, the second pump 110 is configured to enhance the pumping capability of the material in the second stirring tank 106, and send the material in the second stirring tank 106 to the second heater 112, when the second heater 112 receives the stirred material sent by the second pump 110, the material is heated by the second heater 112, the heating time of the second heater 112 can be adaptively changed according to the change of the material type, for example, the XM70 needs to be heated for 40 minutes, and the material is heated by the second heater 112, so that the density of the material in the second heater 112 is more uniform.
The dosing module further comprises a dispensing valve 113, a mixer 114, a mixing tube 115, a spray gun 116, a first backflow valve 119 and a second backflow valve 120.
The liquid inlet end of the distributing valve 113 is communicated with the first heater 111 through a pipeline with the specification of 1m-1/2, the liquid inlet end of the distributing valve 113 is also communicated with the second heater 112 through a pipeline with the specification of 1m-1/2, the distributing valve 113 is used for receiving two heated materials respectively flowing out of the first heater 111 and the second heater 112, the area change of two valve core channels in the distributing valve 113 is controlled to enable the two materials to respectively flow out according to a preset feeding proportion, and the distributing valve 113 can be a ball valve.
The mixer 114 includes a housing and a liquid mixing cavity, the liquid mixing cavity of the mixer 114 is communicated with the liquid outlet end of the distributing valve 113 through two pipelines with the specification of 15m-3/4, two materials are respectively conveyed by the two pipelines with the specification of 15m-3/4, the flow ratio of the two materials in the two pipelines is equal to the preset feeding ratio, and the mixer 114 is used for receiving the two materials respectively flowing out from the liquid outlet end of the distributing valve 113 and mixing the two materials in the liquid mixing cavity of the mixer 114 to obtain a mixed material.
The mixing pipe 115 is formed by splicing a first pipe and a second pipe, the first pipe can be 0.6m-1/2 in specification, one end of the first pipe is connected with the mixer 114, one end of the first pipe, which is far away from the mixer 114, is connected with one end of the second pipe, the second pipe can be 0.9m-3/8 in specification, and the mixing pipe 115 is used for enabling two materials to be mixed more fully.
The spray gun 116 is communicated with one end of the second pipeline far away from the first pipeline, the nozzle of the spray gun 116 is also communicated with the outside, the spray gun 116 is used for receiving the mixed material fully mixed in the mixing pipe 115 and spraying the mixed material onto an object to be sprayed through the nozzle communicated with the outside, and a spray coating is formed on the surface of the object to be sprayed after a period of time.
In an exemplary embodiment, referring to fig. 2, the sprayed object may specifically be a new energy automobile battery pack cover plate, and when the spray gun 116 sprays the mixed material onto the sealing rubber strip of the new energy automobile battery pack cover plate, a sprayed layer is formed on the sealing rubber strip after a certain time, and the sprayed layer is a flame-retardant coating, and the flame-retardant coating has the effect of reducing the combustion risk of the new energy automobile battery pack cover plate.
Referring to fig. 3, the liquid outlet end of the distributing valve 113 is communicated with the first mixing tank 105 through a first return pipe 117, a first return valve 119 is installed at the liquid outlet end of the distributing valve 113, the first return pipe 117 can be 1.8m-3/8 in specification, when the first return valve 119 is opened, the redundant material in the distributing valve 113 can flow back into the first mixing tank 105 through the first return pipe 117, so that the rest material in the distributing valve 113 can be subjected to a process of stirring and heating again; the liquid outlet end of the distributing valve 113 is communicated with the second mixing tank 106 through a second backflow pipe 118, a second backflow valve 120 is arranged at the liquid outlet end of the distributing valve 113, the second backflow pipe 118 can be 1.8m-3/8 in specification, when the second backflow valve 120 is opened, the redundant material in the distributing valve 113 can flow back into the second mixing tank 106 through the second backflow pipe 118, and the rest material in the distributing valve 113 can be subjected to a stirring and heating process again.
The cleaning module includes a purge tank 122, a purge pump 123, a first check valve 124, and a second check valve 125.
The cleaning tank 122 contains a cleaning solvent, wherein the cleaning solvent is a solvent formed by mixing a cleaning stock solution with clear water, the cleaning stock solution can be a water-based cleaning agent or a semi-water-based cleaning agent, and different types of cleaning stock solutions can be selected according to different adaptability of mixed materials, so that a better cleaning effect is achieved.
In an exemplary embodiment, the liquid inlet end of the cleaning pump 123 is in communication with the cleaning tank 122 via a pipe, the communicating pipe between the liquid inlet end of the cleaning pump 123 and the cleaning tank 122 may be in the size of 2m-1/4, the liquid outlet end of the cleaning pump 123 is in communication with the mixer 114 via seven pipes, wherein the liquid outlet end of the cleaning pump 123 is in communication with a pipe in the size of 7.5m-1/4, the end of the pipe in the size of 7.5m-1/4 away from the cleaning pump 123 is in communication with six pipes in the size of 1m-1/4, the end of the six pipes in the size of 1m-1/4 away from the cleaning pump 123 is in communication with the mixer 114, two pipes in the size of 1m-1/4 are in communication with the left outer wall of the mixer 114, two pipes in the size of 1m-1/4 are in communication with the right outer wall of the mixer 114, and two pipes in the size of 1m-1/4 are in communication with the top outer wall of the mixer 114. The cleaning pump 123 is used to pump the cleaning solvent in the cleaning tank 122 and convey the cleaning solvent into the mixer 114 through the cleaning pipe to clean the mixer 114, the mixing pipe 115, and the spray gun 116.
Referring to fig. 4, in another exemplary embodiment, one end of six pipes having a specification of 1m-1/4, which is close to the mixer 114, is provided with a cleaning nozzle having a smaller diameter than that of the pipe connected thereto, and the impact force of the cleaning solvent sprayed from the cleaning nozzle is stronger, thereby having a better cleaning effect.
Referring to fig. 4, a first check valve 124 is installed at the liquid outlet end of the distribution valve 113, the other end of the first check valve 124 is communicated with the mixer 114, a second check valve 125 is installed at the liquid outlet end of the distribution valve 113 for delivering another material, the other end of the second check valve 125 is communicated with the mixer 114, the check valves are one-way circulation valves, and two materials can flow into the mixer 114 from the distribution valve 113 through the first check valve 124 or the second check valve 125, but the cleaning solvent in the mixer 114 cannot flow into the distribution valve 113 through the first check valve 124 or the second check valve 125, so that the cleaning solvent cannot be mixed into the material of the distribution valve 113.
In another exemplary embodiment, the cleaning module further comprises a filtering device 121. Referring to fig. 5, a filtering device 121 is configured to filter a cleaning solvent after cleaning, and includes a liquid inlet end, a filtering component and a liquid outlet end, wherein the liquid outlet end of the filtering device 121 is communicated with a cleaning tank 122 through a pipeline, when the batching work is completed, if a filtering operation is required, a worker inserts a spray gun 116 into the liquid inlet end of the filtering device 121 to enable the spray gun 116 to be communicated with the filtering device 121, the filtering device 121 can filter the cleaning solvent after cleaning is completed after the spray gun 116 is opened, so as to obtain a filtered cleaning solvent, and the filtered cleaning solvent is input into the cleaning tank 122 through a communicating pipeline at the liquid outlet end of the filtering device 121.
Referring to fig. 6, the present application further discloses a control method of a bi-component auto-metering cleaning formulation, an execution main body of the control method is a host 100, the host 100 may control an electronic hardware device in a control system of the present application, in this embodiment, the host 100 may use a PPG host 100XM, and the control method specifically includes the following steps:
s10: and receiving batching information, wherein the batching information comprises the feeding proportion of the two materials.
Specifically, the host 100 receives the batching information set by the staff, where the batching information includes the names of the two materials to be mixed and the feeding ratio of the two materials, and the feeding ratio is the ratio of the amounts of the two materials when the two materials are mixed.
S20: and acquiring a first flow rate of the liquid inlet end of the first primary feed pump 103 and a second flow rate of the liquid inlet end of the second primary feed pump 104, judging whether the first flow rate is equal to the second flow rate, and if the first flow rate is not equal to the second flow rate, adjusting the power of the first primary feed pump 103 and the power of the second primary feed pump 104 so that the first flow rate is equal to the second flow rate.
The first flow rate is the distance that the material flows in the liquid inlet end of the first stage feed pump 103 and the communicating pipe of the first charging basket 101 in unit time, the first flow rate can be obtained through a first flow rate sensor installed at the liquid inlet end port of the first stage feed pump 103, the second flow rate is the distance that the material flows in the liquid inlet end of the second stage feed pump 104 and the communicating pipe of the second charging basket 102 in unit time, and the second flow rate can be obtained through a second flow rate sensor installed at the liquid inlet end port of the second stage feed pump 104.
Specifically, the power of the first-stage feed pump 103 is finely adjusted according to a preset power adjustment rule to increase the power of the first-stage feed pump 103, and the power of the second-stage feed pump 104 is finely adjusted according to a preset power adjustment rule to reduce the power of the second-stage feed pump 104.
For example, if the first flow rate is 1.2m/s and the second flow rate is 1.3m/s, the power of the first primary feed pump 103 is sequentially increased by 10W, the power of the second primary feed pump 104 is sequentially decreased by 10W, and the power of the first primary feed pump 103 and the power of the second primary feed pump 104 are simultaneously adjusted at the same time until the first flow rate is equal to the second flow rate.
It should be noted that, before the flow rate is regulated, the first backflow valve 119 and the second backflow valve 120 need to be controlled to be opened, and after the flow rate is regulated, the first backflow valve 119 and the second backflow valve 120 need to be controlled to be closed.
S30: and according to the valve control information, controlling the valve core channel area ratio of the first control valve and the second control valve to make the valve core channel area ratio equal to the feeding ratio.
The valve control information is the proportion information of the valve core channel areas of the first control valve and the second control valve, and the preset distribution rule is that the proportion of the two valve core channel areas in the valve control information is equal to the feeding proportion.
Specifically, after the batching information is received and the first flow rate is equal to the second flow rate, a distributing valve 113 in the batching module is opened, valve control information is obtained according to the feeding proportion in the batching information and a preset distributing rule, and the actual valve core channel area proportion of the first control valve and the second control valve is controlled to be equal to the proportion in the valve control information, so that the valve core channel area proportion is equal to the feeding proportion.
For example, if the feeding ratio is 1:2, the actual valve core channel area ratio of the first control valve to the second control valve is controlled to be 1:2.
S40: receiving the spraying work completion command, closing the dispensing valve 113 of the dosing module based on the spraying work completion command, and opening the cleaning pump 123 of the cleaning module to control the cleaning pump 123 in the cleaning module to pump the cleaning solvent.
Specifically, when a spraying operation completion command is received, the distributing valve 113 in the batching module is closed to stop spraying, the spray gun 116 is controlled to be closed to enable the cleaning solvent to soak the mixer 114, the first reflux valve 119 and the second reflux valve 120 are opened to enable the two materials left in the distributing valve 113 to flow back to the two stirring cylinders respectively, the cleaning pump 123 in the cleaning module is opened, and the cleaning solvent is pumped by the cleaning pump 123 to clean the mixer 114 and the pipeline connected with the mixer 114, so that automatic cleaning is realized.
In another exemplary embodiment, the cleaning module further includes a first circulation valve, a second circulation valve, a first circulation line, and a second circulation line. Referring to fig. 7, the communication positions of the first circulation pipe and the second circulation pipe are shown by dotted lines in fig. 7, one end of the first circulation pipe is communicated with the liquid mixing cavity of the mixer 114, one end of the first circulation pipe away from the mixer 114 is communicated with the liquid inlet end of the first pump 109, and a first reflux valve 119 is installed at one end of the first circulation pipe close to the mixer 114; one end of the second circulation pipe is communicated with the liquid mixing cavity of the mixer 114, one end of the second circulation pipe away from the mixer 114 is communicated with the liquid inlet end of the second pump 110, and a second reflux valve 120 is arranged at one end of the second circulation pipe close to the mixer 114. The cleaning solvent after cleaning may be circulated through the mixer 114, the first circulation pipe, the first pump 109, the first heater 111, the distribution valve 113, and the mixer 114, or may be circulated through the mixer 114, the second circulation pipe, the second pump 110, the second heater 112, the distribution valve 113, and the mixer 114. After the first reflux valve 119 and the second reflux valve 120 are opened for a preset reflux time, the first reflux valve 119 and the second reflux valve 120 are controlled to be closed, and the first pump 109, the second pump 110, the first circulation valve and the second circulation valve are controlled to be opened, wherein the preset reflux time can be specifically 1 minute, the cleaned cleaning solvent is circulated through the first circulation pipeline and the second circulation pipeline for multiple flushing, and after the cleaning solvent extracted by the cleaning pump 123 is flushed with the cleaning solvent in the first circulation pipeline and the second circulation pipeline, a four-splashing surge is generated, so that the inner wall of the mixer 114 has a stronger impact effect, the cleaning effect is better, and the resource waste is reduced.
S50: and acquiring the residual information of the mixed material, acquiring the cleaning standard time according to the residual information of the mixed material and a preset time corresponding rule, judging whether the cleaning standard time is reached, and if the cleaning standard time is reached, controlling the cleaning pump 123 to be closed.
The remaining information is information of the liquid level of the mixed material remaining in the mixer 114, and the remaining information can be obtained by a liquid level sensor mounted on the inner wall of the mixing chamber of the mixer 114.
The time correspondence rule is to select a cleaning time corresponding to the liquid level information according to the liquid level information of the mixed material in the residual information and a preset data table in a database, for example, if the liquid level information is that the liquid level of the mixed material is 20cm, then the cleaning time is taken as 5 minutes corresponding to 20 cm.
Specifically, after the distribution valve 113 is closed, the residual information of the mixed material in the mixer 114 sent by the liquid level sensor is received, a cleaning standard time corresponding to the residual information is selected according to the residual information and a preset time corresponding rule, and when the cleaning standard time is reached, the cleaning pump 123 is controlled to be closed, so that the mixer 114 and a pipeline connected with the mixer 114 are cleaned within the cleaning standard time. It should be noted that when the cleaning standard time is reached, the spray gun 116 is controlled to be opened to flow the cleaning solvent inside the mixer 114 out of the outside, and the first pump 109, the second pump 110, the first circulation valve and the second circulation valve are controlled to be closed, so that the mixed materials are prevented from being circulated.
The implementation principle of the two-component automatic metering cleaning proportioning spraying machine control system in the embodiment of the application is as follows: starting a batching module, quantitatively batching according to a preset feeding proportion, receiving a spraying work completion instruction, closing the batching module based on the spraying work completion instruction, controlling a cleaning pump 123 in a cleaning module to pump a cleaning solvent, and conveying the cleaning solvent into a mixer 114 through a cleaning pipeline, so that the cleaning solvent cleans the mixer 114 and a pipeline connected with the mixer 114, and when reaching a cleaning standard time, controlling the cleaning module to be closed.
The foregoing is merely exemplary embodiments of the present disclosure and is not intended to limit the scope of the present disclosure. That is, equivalent changes and modifications are contemplated by the teachings of this disclosure, which fall within the scope of the present disclosure. Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a scope and spirit of the disclosure being indicated by the claims.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. The control system of the double-component automatic metering cleaning proportioning spraying machine is characterized by comprising a batching module and a cleaning module, wherein the batching module is used for mixing and spraying two materials according to a preset feeding proportion, the batching module comprises a mixer (114), and the cleaning module is used for cleaning the mixer (114) and a pipeline connected with the mixer (114) after the batching module is closed;
the cleaning module includes:
a washing tank (122) for containing a washing solvent;
the cleaning pump (123), the liquid outlet of cleaning pump (123) with mix the liquid chamber in blender (114) and pass through cleaning pipeline intercommunication, the inlet of cleaning pump (123) with wash case (122) intercommunication, cleaning pump (123) are used for extracting the cleaning solvent to blender (114) and with the pipeline that blender (114) links to each other washs.
2. The two-component automatic metering and cleaning proportioning sprayer control system according to claim 1, wherein the proportioning module further comprises a first material barrel, a first primary feed pump (103), a second material barrel, a second primary feed pump (104) and a spray gun (116), the first material barrel is communicated with a liquid inlet end of the first primary feed pump (103), the second material barrel is communicated with a liquid inlet end of the second primary feed pump (104), a distribution valve (113) is arranged at a liquid outlet end of the first primary feed pump (103) and a liquid outlet end of the second primary feed pump (104), the distribution valve (113) is used for controlling two materials to flow out respectively according to a preset feed ratio when the two materials flow into the distribution valve (113), the distribution valve (113) is communicated with a liquid mixing cavity of the mixer (114), and the spray gun (116) is communicated with the liquid mixing cavity of the mixer (114).
3. The two-component auto-metering, cleaning formulation applicator control system of claim 2, wherein said dosing module further comprises a first mixing bowl (105), a first secondary feed pump (107), a first pump (109), a first heater (111), a second mixing bowl (106), a second secondary feed pump (108), a second pump (110) and a second heater (112), said first mixing bowl (105) being in fluid communication with a fluid outlet end of said first primary feed pump (103), a fluid outlet end of said first secondary feed pump (107) being in fluid communication with a fluid inlet end of said first mixing bowl (105), a fluid outlet end of said first secondary feed pump (107) being in fluid communication with said first heater (111), said first heater (111) being in fluid communication with a fluid inlet end of said dispensing valve (113), said second mixing bowl (105) being in fluid communication with a fluid outlet end of said second pump (108), a fluid outlet end of said first secondary feed pump (107) being in fluid outlet end of said first mixing bowl (108), a fluid outlet end of said first pump (109) being in fluid outlet end of said first mixing bowl (110) being in fluid communication with a fluid outlet end of said second pump (108), the second heater (112) is communicated with the liquid inlet end of the distributing valve (113).
4. The two-component automatic metering and cleaning formulation applicator control system of claim 2, wherein the dispensing valve (113) is provided with a first check valve (124) and a second check valve (125) at the outlet end, the first check valve (124) and the second check valve (125) being configured to prevent the cleaning solvent from flowing into the dispensing valve (113) through the communication pipe between the mixer (114) and the dispensing valve (113).
5. A two-component automatic metering and cleaning formulation applicator control system according to claim 3, wherein the dispensing valve (113) is further provided with a first backflow valve (119) and a second backflow valve (120) at the outlet end, the first backflow valve (119) being adapted to control the material in the dispensing valve (113) to flow back into the first mixing bowl (105) via a conduit, and the second backflow valve (120) being adapted to control the material in the dispensing valve (113) to flow back into the second mixing bowl (106) via a conduit.
6. The control system of the two-component automatic metering and cleaning proportioning sprayer according to claim 2, wherein the cleaning module further comprises a filtering device (121), a liquid inlet end of the filtering device (121) is communicated with the spray gun (116), a liquid outlet end of the filtering device (121) is communicated with the cleaning box (122), and the filtering device (121) is used for filtering the cleaning solvent after cleaning is completed to obtain the filtered cleaning solvent.
7. The control method of the spraying machine based on the two-component automatic metering cleaning ratio of any one of claims 1 to 6, applied to the control system, is characterized in that the control method comprises the following steps:
receiving batching information, wherein the batching information comprises the feeding proportion of two materials;
based on the feeding proportion, controlling a distributing valve (113) of the batching module to be opened so as to mix and spray two materials according to the feeding proportion;
receiving a spraying work completion command, closing a dispensing valve (113) of the dosing module based on the spraying work completion command, and opening a cleaning pump (123) of the cleaning module;
controlling a cleaning pump (123) in the cleaning module to pump a cleaning solvent and convey the cleaning solvent into a mixer (114) through a cleaning pipeline so that the cleaning solvent cleans the mixer (114) and a pipeline connected with the mixer (114);
judging whether the cleaning standard time is reached, and if the cleaning standard time is reached, controlling the cleaning pump (123) to be closed.
8. The method for controlling a two-component auto-metering cleaning formulation applicator of claim 7, wherein the step of obtaining the cleaning standard time comprises:
and obtaining the residual information of the mixed material, and obtaining the cleaning standard time according to the residual information of the mixed material and a preset time corresponding rule.
9. The method of controlling a two-component auto-metering cleaning formulation applicator of claim 7, wherein the dispensing valve (113) comprises a first control valve and a second control valve, wherein the controlling the dispensing valve (113) of the dosing module to open based on the feed ratio to mix and then eject the two materials in the feed ratio comprises:
obtaining valve control information according to the feeding proportion and a preset distribution rule;
and controlling the valve core channel area ratio of the first control valve and the second control valve according to the valve control information so that the valve core channel area ratio is equal to the feeding ratio.
10. The method for controlling a two-component auto-metering cleaning formulation applicator according to claim 9, further comprising, prior to obtaining the valve control information according to the feed ratio and a preset dispensing rule:
acquiring a first flow rate of a liquid inlet end of the first primary feed pump (103) and a second flow rate of a liquid inlet end of the second primary feed pump (104), and judging whether the first flow rate is equal to the second flow rate;
if the first flow rate is not equal to the second flow rate, the power of the first primary feed pump (103) and the second primary feed pump (104) is adjusted so that the first flow rate is equal to the second flow rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310342896.0A CN116441086A (en) | 2023-04-01 | 2023-04-01 | Control system and control method for double-component automatic metering cleaning proportioning spraying machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310342896.0A CN116441086A (en) | 2023-04-01 | 2023-04-01 | Control system and control method for double-component automatic metering cleaning proportioning spraying machine |
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| CN116441086A true CN116441086A (en) | 2023-07-18 |
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| CN202310342896.0A Pending CN116441086A (en) | 2023-04-01 | 2023-04-01 | Control system and control method for double-component automatic metering cleaning proportioning spraying machine |
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| CN (1) | CN116441086A (en) |
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