CN219631711U - Monitoring system for coating quick color change - Google Patents

Monitoring system for coating quick color change Download PDF

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Publication number
CN219631711U
CN219631711U CN202123110948.7U CN202123110948U CN219631711U CN 219631711 U CN219631711 U CN 219631711U CN 202123110948 U CN202123110948 U CN 202123110948U CN 219631711 U CN219631711 U CN 219631711U
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China
Prior art keywords
paint
controller
pump
pure water
conveying pipeline
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CN202123110948.7U
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Chinese (zh)
Inventor
郭慧亮
王建新
马伟刚
张明轩
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Beijing Hinsong Yicheng Machinery & Electric Engineering Co ltd
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Beijing Hinsong Yicheng Machinery & Electric Engineering Co ltd
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Abstract

The utility model relates to the technical field of product spraying, in particular to a monitoring system for quick color change of coating, which comprises a position detection module, wherein the position detection module is used for detecting whether paint in a paint conveying pipeline is arranged in a paint discharging pipeline of a compressed air pump at one end of the paint conveying pipeline; the control module comprises a controller for controlling the on-off of the compressed air pump, and the controller is coupled with the position detection module and used for controlling the compressed air pump to stop when the position detection module detects that the compressed air pump is used for discharging paint in the paint conveying pipeline out of the paint conveying pipeline. According to the utility model, the paint conveying pipeline is cleaned in an automatic control manner, so that the steps of manual operation are reduced, and the efficiency of cleaning the paint conveying pipeline is improved.

Description

Monitoring system for coating quick color change
Technical Field
The utility model relates to the technical field of product spraying, in particular to a monitoring system for quick color change of coating.
Background
The automatic material supplying, cleaning and replacing equipment for the product coating industry is characterized in that the equipment is originally supplied or stored with the material A, and the material B is required to be supplied or stored due to the change of production or technology, namely, different spraying materials are filled in the same spraying and coating pipeline, so that the pipeline of the spraying equipment filled with the material A is required to be cleaned, and the cleaning back can be reused.
In the related art, in order to facilitate cleaning paint in a paint conveying pipeline in a spraying device, a product coating quick color changing system is generally adopted to clean the paint in the paint conveying pipeline. The product coating quick color change system comprises a paint conveying pipeline for conveying paint, a compression air pump and a cleaning device. One end of the paint conveying pipeline is provided with a paint bucket, one end of the paint conveying pipeline is communicated with the paint bucket, the other end of the paint conveying pipeline is connected with the output end of the compressed air pump, and a first valve is arranged between the output end of the compressed air pump and the paint conveying pipeline. The cleaning device comprises a solvent barrel and a solvent pump, the solvent barrel is communicated with the input end of the solvent pump, the output end of the solvent pump is provided with a second valve, and the output end of the solvent pump is communicated with a paint conveying pipeline through the second valve. The first valve is opened by starting the compression air pump, so that paint in the paint conveying pipeline flows back to the paint bucket under the pushing of high-pressure air; and then starting the solvent pump and opening the second valve to enable the solvent in the solvent barrel to enter the paint conveying pipeline to dissolve the paint remained in the paint conveying pipeline, and then discharging the solvent, thereby completing the cleaning of the paint conveying pipeline.
Aiming at the related technology, the inventor finds that when an operator cleans the paint delivery pipeline, a plurality of steps are needed to be manually operated, and the process is complicated, so that the efficiency of cleaning the paint delivery pipeline is low.
Disclosure of Invention
In order to improve the efficiency of cleaning a paint conveying pipeline, the utility model provides a monitoring system for coating and quick color change.
The utility model provides a monitoring system for coating quick color change, which adopts the following technical scheme:
a monitoring system for paint quick color change, comprising:
the position detection module is used for detecting whether paint in the paint conveying pipeline is arranged in a paint discharging pipeline in a compressed air pump at one end of the paint conveying pipeline;
the control module comprises a controller for controlling the on-off of the compressed air pump, and the controller is coupled with the position detection module and used for controlling the compressed air pump to stop when the position detection module detects that the compressed air pump is used for discharging paint in the paint conveying pipeline out of the paint conveying pipeline.
By adopting the technical scheme, the controller is used for controlling the compression air pump to be started, so that the compression air pump is used for conveying high-pressure air into the paint conveying pipeline, paint in the paint conveying pipeline is driven by the high-pressure air to move in a direction far away from the compression air pump, and when the position detection device detects that the paint in the paint conveying pipeline is driven by the high-pressure air to one end of the paint conveying pipeline far away from the compression air pump, the paint in the paint conveying pipeline is separated from the paint conveying pipeline; simultaneously through controller and position detection device electric connection to the position detection device detects that paint in the lacquer pipeline all breaks away from the lacquer pipeline and sends the signal of telecommunication to the controller, thereby is convenient for the controller to close the compression air pump when receiving this signal of telecommunication, and then reaches the purpose with compression air pump self-closing when the paint in the lacquer pipeline all flows back to the paint bucket, has reduced manual operation's step, thereby raises the efficiency.
Optionally, the position detection module includes transmitting end, receiving end and takes magnetic row's pearl, the transmitting end sets up the one end that is close to the compression air pump at the lacquer pipeline, the receiving end sets up the one end that keeps away from the compression air pump at the lacquer pipeline, the row's pearl sets up between transmitting end and receiving end, just the row's pearl wears to establish in the lacquer pipeline, be equipped with on the receiving end and be used for detecting the first detecting element that walks the pearl position, first detecting element and controller electric connection, first detecting element still is used for sending first arrival signal for the controller when detecting the row's pearl, the controller still is used for closing the compression air pump when receiving first arrival signal.
Through adopting above-mentioned technical scheme, when the compression air pump is opened, the direction that the direction was close to the receiving terminal was moved to the high-pressure air's that the last pearl of transmitting end was moved under the promotion of compression air pump output, the paint in the lacquer pipeline simultaneously also is being moved towards the direction that is close to the receiving terminal under the promotion of high-pressure air and the butt of pearl, thereby when the first detecting element on the receiving terminal detected the pearl, just show that the paint in the lacquer pipeline all has discharged the lacquer pipeline, simultaneously through first detecting element and controller electric connection, so that first detecting element sends first arrival signal when detecting the pearl for the controller, thereby be convenient for close the compression air pump when the controller received first arrival signal, and then reach the purpose of control compression air pump stop when the equal discharge lacquer pipeline of paint in the lacquer pipeline.
Optionally, be provided with the pipeline cleaning device who is arranged in clearing up the residual paint in the pipeline of lacquer delivery on the pipeline of lacquer delivery, pipeline cleaning device includes solvent cleaning unit, solvent cleaning unit includes solvent barrel and solvent pump, the solvent barrel is linked together with the input of solvent pump, the output of solvent pump is equipped with first solenoid valve, the solvent pump is linked together with the pipeline of lacquer delivery through first solenoid valve.
Through adopting above-mentioned technical scheme, open solvent pump and first solenoid valve for solvent in the solvent bucket passes through the solvent pump and pumps into the lacquer pipeline, so that solvent dissolves the paint that remains in the lacquer pipeline, after solvent dissolves the paint in the lacquer pipeline, alright pass through the compression air pump and discharge the solvent in the lacquer pipeline and carry out the washing to the lacquer pipeline.
Optionally, the first electromagnetic valve is arranged at one end of the paint conveying pipeline far away from the transmitting end, and the first electromagnetic valve and the solvent pump are electrically connected with the controller; the controller is further used for starting the first electromagnetic valve and the solvent pump when receiving the first arrival signal, the transmitting end is provided with a second detection unit used for detecting the position of the beads, the second detection unit is electrically connected with the controller, the second detection unit is used for sending a second arrival signal to the controller when detecting the beads, and the controller is further used for controlling the first electromagnetic valve to be closed and controlling the compression air pump to be started when receiving the second arrival signal.
Through adopting the technical scheme, the controller is electrically connected with the first electromagnetic valve and the solvent pump, so that when the controller receives the first arrival signal sent by the first detection unit, the compressed air pump is closed, the first electromagnetic valve and the solvent pump are opened, and the solvent pump is convenient for cleaning the paint conveying pipeline while paint in the paint conveying pipeline is discharged out of the paint conveying pipeline by the compressed air pump; when the solvent pump pumps the solvent into the paint conveying pipeline, the solvent pushes the moving beads at the receiving end to move towards the direction close to the sending end; when the second detection unit on the transmitting end detects the beads, the solvent is indicated to be filled in the paint conveying pipeline, and the second detection unit is electrically connected with the controller, so that a second arrival signal is sent to the controller when the second detection unit detects the beads, the controller is convenient to close the second electromagnetic valve when receiving the second arrival signal sent by the second detection unit, the purpose that the second electromagnetic valve is automatically closed to stop filling the solvent when the solvent is filled in the paint conveying pipeline is achieved, the steps of manual operation are reduced, and efficiency is improved.
Optionally, the pipeline cleaning device further comprises a pure water cleaning unit, the pure water cleaning unit comprises a pure water barrel and a pure water pump, the pure water barrel is communicated with the input end of the pure water pump, the output end of the pure water pump is provided with a second electromagnetic valve, and the output end of the pure water pump is communicated with the paint conveying pipeline through the second electromagnetic valve.
Through adopting above-mentioned technical scheme, open pure water pump and second solenoid valve, in order to be convenient for with the pure water pump in the pure water bucket in to the lacquer pipeline of defeated, thereby be convenient for pure water wash out the washing to the paint that remains in the lacquer pipeline, after the pure water wash out the paint in the lacquer pipeline, alright pass through the pure water discharge lacquer pipeline that the compression air pump was in with the lacquer pipeline, and then reach the mesh of clear up the lacquer pipeline.
Optionally, the second solenoid valve sets up the one end of keeping away from the transmitting end at the lacquer pipeline, pure water pump and second solenoid valve all with controller electric connection, the controller still is used for opening second solenoid valve and pure water pump when receiving first arrival signal and solvent pump and opens, the controller still is used for closing the second solenoid valve when receiving second arrival signal and second solenoid valve and opens, the controller still is used for closing solvent pump and closing pure water pump when receiving first arrival signal and solvent pump and pure water pump all open.
By adopting the technical scheme, the controller is electrically connected with the pure water pump and the second electromagnetic valve, so that when the controller receives the first arrival signal sent by the first detection unit and the solvent pump is started, the compressed air pump is closed, the second electromagnetic valve and the pure water pump are started, the pure water pump can conveniently wash and clean the paint conveying pipeline after the solvent in the paint conveying pipeline is discharged by the compressed air pump, and when the pure water pump pumps the pure water pump into the paint conveying pipeline, the pure water pushes the running beads at the receiving end to move towards the direction close to the transmitting end;
when the second detection unit on the transmitting end detects the beads, the second detection unit indicates that the paint conveying pipeline is full of pure water, and is electrically connected with the controller through the second detection unit, so that a second arrival signal is sent to the controller when the second detection unit detects the beads, the controller is convenient to close the second electromagnetic valve when the second electromagnetic valve is opened and the second arrival signal sent by the second detection unit is received, the purpose that the second electromagnetic valve is automatically closed to stop filling of pure water when the paint conveying pipeline is full of pure water is achieved, the steps of manual operation are reduced, and efficiency is improved;
and the controller turns off the solvent pump and the pure water pump when the solvent pump and the pure water pump are simultaneously turned on and the first arrival signal sent by the first detection unit is received, so that the cleaning of the paint conveying pipeline is completed.
Optionally, a constant temperature component is arranged in the pure water barrel, the constant temperature component comprises a heater, and the heater is arranged on the pure water barrel.
Through adopting above-mentioned technical scheme, after opening the heater for the temperature of pure water promotes, thereby is convenient for pure water wash away residual paint and residual solvent in the lacquer pipeline, and then improves the cleaning performance of pure water to the lacquer pipeline.
Optionally, the constant temperature assembly further comprises a temperature sensor, the temperature sensor is arranged in the pure water barrel, and the heater and the temperature sensor are electrically connected with the controller.
By adopting the technical scheme, the temperature sensor is used for conveniently detecting the temperature of the pure water in the pure water bucket; the controller is electrically connected with the temperature sensor so as to acquire the temperature of the pure water detected by the temperature sensor; and the controller is electrically connected with the heater so as to automatically close the heater when the temperature of the pure water obtained by the controller is higher and automatically open the heater when the temperature in the pure water barrel is lower.
Optionally, the controller is electrically connected with a display module, the display module includes a display, and the display is electrically connected with the controller.
By adopting the technical scheme, the controller can upload the working condition of the position detection module to the display for display, so that operators can check the current working condition conveniently.
Optionally, be equipped with on the travelling bead and scrape the material piece, the lateral wall that scrapes the material piece and the inside wall butt of lacquer pipeline, it adopts flexible material to make to scrape the material piece.
By adopting the technical scheme, the scraping sheet increases the contact area between the running beads and the paint in the paint conveying pipeline, so that the running beads can push the paint to move in the paint conveying pipeline; meanwhile, the scraping sheet is abutted against the inner side wall of the paint conveying pipeline, so that residual paint adhered on the inner side wall of the paint conveying pipeline is scraped off when the running beads move in the paint conveying pipeline.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the paint conveying device comprises a paint conveying pipeline, a controller, a high-pressure air pump, a position detection device and a paint or cleaning substance conveying device, wherein the controller is used for controlling the opening and closing of the high-pressure air pump; and the controller is electrically connected with the position detection device, so that the position detection device can send an electric signal to the controller when detecting that paint or cleaning substances in the paint conveying pipeline are separated from the paint conveying pipeline, and the controller can close the compression air pump when receiving the electric signal. The monitoring system for coating quick color change improves the automation degree of cleaning a paint conveying pipeline, reduces the steps of manual operation, and is beneficial to improving the efficiency;
2. the pipeline cleaning device comprises a solvent cleaning unit and a pure water cleaning unit, wherein the solvent cleaning unit firstly dissolves residual paint in a paint conveying pipeline and then discharges the residual paint out of the pipeline, then the pure water cleaning unit is used for cleaning the residual solvent in the paint conveying pipeline, and a multiple cleaning mode is adopted to ensure the thorough cleaning of the paint conveying pipeline, so that the phenomenon of multi-color paint mixing during product coating and color changing is avoided;
3. according to the utility model, through the first detection unit and the second detection unit for detecting the positions of the beads, whether the liquid in the paint conveying pipeline is filled or not or whether the liquid is completely discharged or not can be accurately known, and the accuracy of automatic control is improved.
Drawings
Fig. 1 is a schematic structural diagram of a monitoring system for quick color change of coating according to an embodiment of the present utility model.
FIG. 2 is a schematic diagram of a ball structure according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a receiving end; 2. a transmitting end; 3. moving the beads; 4. a compression air pump; 5. a diaphragm pump; 6. a paint bucket; 7. a solvent barrel; 8. a solvent pump; 9. a first electromagnetic valve; 10. a first detection unit; 11. pure water bucket; 12. a pure water pump; 13. a second electromagnetic valve; 20. a second detection unit; 30. scraping the material sheet.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-2.
The embodiment of the utility model discloses a monitoring system for coating quick color change. Referring to fig. 1, a monitoring system for quick color change of painting includes a position detection module and a control module disposed on a paint delivery pipe. The position detection module is used for detecting whether paint in the paint conveying pipeline is arranged in a paint discharging pipeline in the compressed air pump 4 at one end of the paint conveying pipeline; the control module comprises a controller for controlling the on-off of the compressed air pump 4, the controller is coupled with the position detection module, and the controller is used for controlling the compressed air pump 4 to stop when the position detection module detects that the compressed air pump 4 discharges paint in the paint conveying pipeline out of the paint conveying pipeline.
The position detection module comprises a transmitting end 2, a receiving end 1 and a magnetic running ball 3, wherein a compression air pump 4 is arranged at any one end of a paint conveying pipeline, the transmitting end 2 and the receiving end 1 are respectively arranged at two ends of the paint conveying pipeline, the transmitting end 2 is arranged at one end, close to the compression air pump 4, of the paint conveying pipeline, and the receiving end 1 is arranged at one end, far away from the compression air pump 4, of the paint conveying pipeline. The running bead 3 is arranged between the transmitting end 2 and the receiving end 1, and the running bead 3 is arranged in the paint conveying pipeline in a penetrating way. When paint exists in the paint conveying pipeline, the position of the beads 3 is located in the paint conveying pipeline close to the transmitting end 2, and at the moment, when the paint conveying pipeline is cleaned, the paint in the paint conveying pipeline needs to be discharged firstly, the beads 3 penetrate through the paint conveying pipeline between the transmitting end 2 and the receiving end 1, when the compressed air pump 4 is started, the beads 3 close to the transmitting end 2 move towards the direction close to the receiving end 1 under the pushing of high-pressure air output by the compressed air pump 4, and meanwhile, the paint in the paint conveying pipeline also moves towards the direction close to the receiving end 1 under the pushing of the high-pressure air and the abutting of the beads 3 until the beads 3 reach the receiving end 1, and the paint in the paint conveying pipeline is discharged.
Be equipped with the first detecting element 10 that is used for detecting the position of moving pearl 3 on the receiving end 1, first detecting element 10 and controller electric connection, first detecting element 10 are used for sending first arrival signal to the controller when detecting moving pearl 3, and the controller is used for closing compression air pump 4 when receiving first arrival signal, and the one end that the lacquer delivery pipeline is close to receiving end 1 is equipped with paint kettle 6, is equipped with diaphragm pump 5 on the paint kettle 6. The input end of the diaphragm pump 5 is communicated with a paint bucket 6, and the output end of the diaphragm pump 5 is communicated with a paint conveying pipeline. When the running ball 3 is pushed by the high-pressure air output by the compressed air pump 4 to move towards the direction close to the receiving end 1 until reaching the receiving end 1, the first detection unit 10 on the receiving end 1 detects the running ball 3, so that paint in the paint conveying pipeline is discharged out of the paint conveying pipeline. Simultaneously through first detecting element 10 and controller electric connection to first detecting element 10 sends first arrival signal to the controller when detecting the pearl 3, thereby is convenient for close compression air pump 4 when the controller received first arrival signal, and then reaches the purpose of control compression air pump 4 stop when all discharging the lacquer in the lacquer pipeline.
As an alternative embodiment, the first detecting unit 10 may be an infrared detecting unit, such as an infrared sensor. The position of the ball 3 in the paint delivery pipeline is conveniently detected by an infrared detection sensor.
The mode of discharging paint outside the paint delivery pipeline through the compression air pump 4 and the running ball 3 can clear up most paint, but still there is a small amount of residual paint adhesion on the pipe arm in the paint delivery pipeline, as the mode of carrying out further clearance to the paint delivery pipeline, set up pipeline cleaning device in the one end that the paint delivery pipeline is close to receiving terminal 1, pipeline cleaning device is arranged in clearing up residual paint in the paint delivery pipeline. The pipeline cleaning device comprises a solvent cleaning unit and a pure water cleaning unit. The solvent cleaning unit comprises a solvent barrel 7 and a solvent pump 8. The solvent barrel 7 is in communication with the input of a solvent pump 8. The output end of the solvent pump 8 is provided with a first electromagnetic valve 9, and the other end of the first electromagnetic valve 9 is communicated with one end, close to the paint bucket 6, of the paint conveying pipeline. The solvent pump 8 and the first electromagnetic valve 9 are opened, so that the solvent in the solvent barrel 7 is pumped into the paint conveying pipeline through the solvent pump 8, the solvent can dissolve residual paint in the paint conveying pipeline, and after the solvent dissolves the paint in the paint conveying pipeline, the solvent in the paint conveying pipeline can be discharged out of the paint conveying pipeline through the compression air pump 4, so that the paint conveying pipeline is cleaned.
The first electromagnetic valve 9 is arranged at one end of the paint conveying pipeline far away from the transmitting end 2, and the first electromagnetic valve 9 and the solvent pump 8 are electrically connected with the controller; the controller is used for opening the first electromagnetic valve 9 and the solvent pump 8 when receiving the first arrival signal. When the controller receives the first arrival signal, the controller controls the first electromagnetic valve 9 and the solvent pump 8 to be opened, at the moment, the solvent pump 8 pumps the solvent pump 8 in the solvent barrel 7 into the paint conveying pipeline, and the solvent pushes the travelling beads 3 to move in the direction away from the receiving end 1 until reaching the transmitting end 2. The transmitting end 2 is provided with a second detecting unit 20 for detecting the position of the travelling bead 3, the second detecting unit 20 is electrically connected with the controller, the second detecting unit 20 is used for sending a second arrival signal to the controller when detecting the travelling bead 3, and the controller is also used for controlling the first electromagnetic valve 9 to be closed and controlling the compression air pump 4 to be started when receiving the second arrival signal. When the solvent pushes the moving beads 3 to move to the transmitting end 2 in a direction away from the receiving end 1, a second arrival signal is sent to the controller when the second detection unit 20 of the transmitting end 2 detects the moving beads 3, and the controller controls the first electromagnetic valve 9 to be closed and controls the compression air pump 4 to be started when receiving the second arrival signal. After the paint conveying pipeline is filled with solvent, the first electromagnetic valve 9 is timely closed, so that the solvent in the solvent barrel 7 is not pumped into the paint conveying pipeline any more, the compressed air pump 4 is started, the compressed air pump 4 conveys high-pressure air into the paint conveying pipeline, the moving beads 3 on the transmitting end 2 are pushed by the high-pressure air output by the compressed air pump 4 to move towards the direction close to the receiving end 1, meanwhile, the solvent for dissolving residual paint in the paint conveying pipeline is pushed by the high-pressure air and the abutting of the moving beads 3 moves towards the direction far away from the compressed air pump 4, when the first detection unit 10 of the receiving end 1 detects the moving beads 3, a first arrival signal is sent to the controller, and at the moment, the solvent after the residual paint is dissolved in the paint conveying pipeline is completely discharged out of the paint conveying pipeline, so that the paint conveying pipeline is cleaned.
As an alternative embodiment, the second detecting unit 20 may be an infrared detecting unit, such as an infrared sensor. The position of the ball 3 in the paint delivery pipeline is conveniently detected by an infrared detection sensor.
The pure water cleaning unit includes a pure water tub 11 and a pure water pump 12. The pure water bucket 11 is communicated with the input end of the pure water pump 12, the output end of the pure water pump 12 is connected with a second electromagnetic valve 13, and the other end of the second electromagnetic valve 13 is communicated with one end of the paint conveying pipeline, which is close to the paint bucket 6. The pure water pump 12 and the second electromagnetic valve 13 are opened, the pure water pump 12 in the pure water bucket 11 is conveniently input into the paint conveying pipeline, so that pure water is convenient to wash and clean the residual solvent in the paint conveying pipeline, and after the pure water washes and cleans the solvent in the paint conveying pipeline, pure water in the paint conveying pipeline can be discharged out of the paint conveying pipeline through the compression air pump 4, and the purpose of cleaning the paint conveying pipeline is achieved.
The second solenoid valve 13 sets up the one end of keeping away from transmitting terminal 2 at the lacquer pipeline, pure water pump 12 and second solenoid valve 13 all with controller electric connection, the controller still is used for opening second solenoid valve 13 and pure water pump 12 when receiving first arrival signal and solvent pump 8 is opened, the controller still is used for closing second solenoid valve 13 when receiving second arrival signal and second solenoid valve 13 is opened, the controller still is used for closing solvent pump 8 and closing pure water pump 12 when receiving first arrival signal and solvent pump 8 and pure water pump 12 all are opened. When the controller receives the first arrival signal, the compression air pump 4 is turned off, whether the solvent pump 8 is in an on state is judged, and if the controller receives the first arrival signal and the solvent pump 8 is in the on state, the controller controls the pure water pump 12 and the second electromagnetic valve 13 to be turned on, so that the pure water pump 12 can conveniently wash and clean the paint conveying pipeline after the solvent in the paint conveying pipeline is discharged by the compression air pump 4. When the pure water pump 12 pumps pure water into the paint delivery pipeline, the pure water pushes the running beads 3 of the receiving end 1 to move towards the direction close to the transmitting end 2 until the transmitting end 2, when the second detecting unit 20 on the transmitting end 2 detects the running beads 3, the pure water is full of the paint delivery pipeline, at the moment, the second detecting unit 20 sends a second arrival signal to the controller, when the controller receives the second arrival signal, the compressed air pump 4 is started so as to facilitate discharging the pure water out of the paint delivery pipeline, meanwhile, the controller judges whether the second electromagnetic valve 13 is in an open state, if the controller receives the second arrival signal and the second electromagnetic valve 13 is in an open state, the second electromagnetic valve 13 is closed, and then the purpose that the second electromagnetic valve 13 is automatically closed to stop filling the pure water when the paint delivery pipeline is full of pure water is achieved, the steps of manual operation are reduced, and efficiency is improved. When the controller receives the second arrival signal, the compressed air pump 4 is started, the compressed air pump 4 conveys high-pressure air into the paint conveying pipeline, the running beads 3 on the transmitting end 2 are pushed by the high-pressure air output by the compressed air pump 4 to move towards the direction close to the receiving end 1, meanwhile, pure water in the paint conveying pipeline is also pushed by the high-pressure air and is pushed by the running beads 3 to move towards the direction far away from the compressed air pump 4, and when the first detection unit 10 of the receiving end 1 detects the running beads 3, the first arrival signal is sent to the controller, and pure water in the paint conveying pipeline is completely discharged out of the paint conveying pipeline.
The controller turns off the compression air pump 4 when receiving the first arrival signal sent by the first detection unit 10, and judges whether the solvent pump 8 and the pure water pump 12 are simultaneously turned on, if the solvent pump 8 and the pure water pump 12 are simultaneously in the on state, the solvent pump 8 and the pure water pump 12 are turned off, so as to finish cleaning the paint conveying pipeline. After the paint conveying pipeline is cleaned, the controller starts the diaphragm pump 5 to feed paint to the paint conveying pipeline again, namely paint is supplied.
When the paint in the paint conveying pipeline is recovered, the compression air pump 4 and the diaphragm pump 5 are in an open state, and the paint is discharged into the paint bucket 6 under the action of the compression air pump 4 and the running beads 3 at the moment, so that paint recovery is realized. When the paint in the paint conveying pipeline is discharged, the diaphragm pump 5 is in a closed state, and when the solvent cleaning unit and the pure water treatment unit are adopted for cleaning the pipeline, the diaphragm pump 5 is in the closed state. The diaphragm pump 5 may be electrically connected to the controller so that the controller turns off the diaphragm pump 5 when the diaphragm pump 5 is in an on state and receives the first arrival signal sent by the first detection unit 10. The paint is pushed by the high-pressure air output by the compressed air pump 4 and pushed by the ball 3 to move towards the direction close to the receiving end 1 until the ball 3 reaches the receiving end 1, at the moment, all the paint is discharged into the paint bucket 6, the first detection unit 10 of the receiving end 1 sends a first arrival signal to the controller, when the controller receives the first arrival signal sent by the first detection unit 10, the compressed air pump 4 is closed, whether the diaphragm pump 5 is in an open state is judged, if the diaphragm pump 5 is in the open state, the diaphragm pump 5 is closed, and the paint in the paint bucket 6 is prevented from being pumped into a paint conveying pipeline again.
The pure water barrel 11 is provided with a constant temperature component which is electrically connected with the controller. The constant temperature assembly can be controlled by the controller to heat the water in the pure water barrel 11 so as to improve the flushing effect of pure water on the paint delivery pipeline.
As an alternative to the thermostatic assembly, a heater may be used as the thermostatic assembly, and the controller is electrically connected to the heater. The heater is arranged on the pure water barrel 11, after the heater is started, water in the pure water barrel 11 is heated through the heater, the heated water is pumped into the paint pipeline to increase the cleaning effect of pure water on the paint conveying pipeline, the heater is electrically connected with the controller, so that the heater is automatically closed when the temperature of the pure water obtained by the controller is higher, and the heater is automatically opened when the temperature in the pure water barrel 11 is lower.
As an option of the constant temperature assembly, the constant temperature assembly further includes a temperature sensor provided in the pure water tub 11, the temperature sensor being electrically connected with the controller. The temperature sensor is used for conveniently detecting the temperature of the pure water in the pure water barrel 11, and the controller is electrically connected with the temperature sensor so as to conveniently obtain the temperature of the pure water detected by the temperature sensor.
The controller electric connection has display module, display module can set up on the lacquer pipeline, also can set up on third party terminal platform to the controller is with the working condition of position detection module uploading to the display and is showing, thereby is convenient for operating personnel to look over current working condition.
As one option of the display module, the display module can be a display, and the display is electrically connected with the controller.
In one embodiment, referring to fig. 2, the bead 3 is provided with a scraping sheet 30, the scraping sheet 30 may be made of flexible materials such as rubber or silica gel, and the outer side wall of the scraping sheet 30 is abutted against the inner side wall of the paint delivery pipeline. The contact area between the running beads 3 and paint in the paint conveying pipeline is increased through the scraping sheet 30, so that the running beads 3 can push the paint to move in the paint conveying pipeline; meanwhile, the scraping sheet 30 is abutted against the inner side wall of the paint conveying pipeline, so that residual paint adhered on the inner side wall of the paint conveying pipeline is scraped off conveniently when the running beads 3 move in the paint conveying pipeline.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (9)

1. A monitored control system for application quick colour change, its characterized in that: comprising
The position detection module is used for detecting whether paint in the paint conveying pipeline is arranged in a paint discharging pipeline in a compressed air pump (4) at one end of the paint conveying pipeline;
the control module comprises a controller for controlling the on-off of the compressed air pump (4), and the controller is coupled with the position detection module and used for controlling the compressed air pump (4) to stop when the position detection module detects that the compressed air pump (4) discharges paint in the paint conveying pipeline out of the paint conveying pipeline;
the position detection module comprises a transmitting end (2), a receiving end (1) and a magnetic moving ball (3), wherein the transmitting end (2) is arranged at one end, close to the compression air pump (4), of a paint conveying pipeline, the receiving end (1) is arranged at one end, far away from the compression air pump (4), of the paint conveying pipeline, the moving ball (3) is arranged between the transmitting end (2) and the receiving end (1), the moving ball (3) is arranged in the paint conveying pipeline in a penetrating mode, a first detection unit (10) used for detecting the position of the moving ball (3) is arranged on the receiving end (1), the first detection unit (10) is electrically connected with a controller, the first detection unit (10) is further used for sending a first arrival signal to the controller when detecting the moving ball (3), and the controller is further used for closing the compression air pump (4) when receiving the first arrival signal.
2. The monitoring system for quick color change of painting according to claim 1, characterized in that: be provided with the pipeline cleaning device who is arranged in clearing up the paint of remaining in the pipeline of lacquer, pipeline cleaning device includes solvent cleaning unit, solvent cleaning unit includes solvent barrel (7) and solvent pump (8), solvent barrel (7) are linked together with the input of solvent pump (8), the output of solvent pump (8) is equipped with first solenoid valve (9), solvent pump (8) are linked together with the pipeline of lacquer through first solenoid valve (9).
3. The monitoring system for quick color change of painting according to claim 2, characterized in that: the first electromagnetic valve (9) is arranged at one end of the paint conveying pipeline far away from the transmitting end (2), and the first electromagnetic valve (9) and the solvent pump (8) are electrically connected with the controller; the controller is further used for opening the first electromagnetic valve (9) and the solvent pump (8) when receiving a first arrival signal, the transmitting end (2) is provided with a second detection unit (20) used for detecting the position of the travelling bead (3), the second detection unit (20) is electrically connected with the controller, the second detection unit (20) is used for sending a second arrival signal to the controller when detecting the travelling bead (3), and the controller is further used for controlling the first electromagnetic valve (9) to be closed and controlling the compressed air pump (4) to be started when receiving the second arrival signal.
4. A monitoring system for quick color change for painting according to claim 3, characterized in that: the pipeline cleaning device further comprises a pure water cleaning unit, the pure water cleaning unit comprises a pure water barrel (11) and a pure water pump (12), the pure water barrel (11) is communicated with the input end of the pure water pump (12), the output end of the pure water pump (12) is provided with a second electromagnetic valve (13), and the output end of the pure water pump (12) is communicated with a paint conveying pipeline through the second electromagnetic valve (13).
5. The monitoring system for quick color change for painting according to claim 4, wherein: the second solenoid valve (13) sets up the one end of keeping away from transmitting terminal (2) at the lacquer pipeline, pure water pump (12) and second solenoid valve (13) all are connected with the controller electricity, the controller still is used for opening second solenoid valve (13) and pure water pump (12) when receiving first arrival signal and solvent pump (8) open, the controller still is used for closing second solenoid valve (13) when receiving second arrival signal and second solenoid valve (13) open, the controller still is used for closing solvent pump (8) and closing pure water pump (12) when receiving first arrival signal and solvent pump (8) and pure water pump (12) all open.
6. The monitoring system for quick color change for painting according to claim 4, wherein: the water purification device is characterized in that a constant temperature component is arranged in the water purification barrel (11) and comprises a heater, and the heater is arranged on the water purification barrel (11).
7. The monitoring system for quick color change for painting according to claim 6, wherein: the constant temperature assembly further comprises a temperature sensor, the temperature sensor is arranged in the pure water barrel (11), and the heater and the temperature sensor are electrically connected with the controller.
8. The monitoring system for quick color change of painting according to claim 1, characterized in that: the controller is electrically connected with a display module, the display module comprises a display, and the display is electrically connected with the controller.
9. The monitoring system for quick color change of painting according to claim 1, characterized in that: the ball (3) is provided with a scraping sheet (30), the outer side wall of the scraping sheet (30) is abutted against the inner side wall of the pipeline, and the scraping sheet (30) is made of flexible materials.
CN202123110948.7U 2021-12-10 2021-12-10 Monitoring system for coating quick color change Active CN219631711U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123110948.7U CN219631711U (en) 2021-12-10 2021-12-10 Monitoring system for coating quick color change

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123110948.7U CN219631711U (en) 2021-12-10 2021-12-10 Monitoring system for coating quick color change

Publications (1)

Publication Number Publication Date
CN219631711U true CN219631711U (en) 2023-09-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123110948.7U Active CN219631711U (en) 2021-12-10 2021-12-10 Monitoring system for coating quick color change

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Country Link
CN (1) CN219631711U (en)

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