A kind of printing machine oil of high quality ink supply device and its working method
Technical field
The present invention relates to the ink supply control system of printing machine, specifically a kind of printing machine is supplied with high quality ink and is filled
It sets and its working method.
Background technique
Ink be one of important consumptive material in printing process and the main component part of printing enterprise's printing cost it
One.Ink performance it is good with it is bad, directly determine the height of printing enterprise's printing efficiency and the quality of printing quality.Print ink
Temperature can significantly be changed with the variation of room temperature, viscosity can be made to increase as ink temperature is too low so that printed patterns it is incomplete,
Broken string and form and aspect are difficult to control, and when the temperature is excessively high, viscosity decline, ink is intracavitary to be also easy to produce foam, so that air be made to be easy to be mixed into
In ink, deteriorates the wetting of version cylinder, the style of calligraphy characterized by hollow strokes, gradation unequal occur.With the progress of production process, the impurity in ink can be in ink
It is ceaselessly precipitated in chamber, leads in product stifled version, knife line easily occur, in order to avoid the precipitating because of ink and cohering causes
Printing quality difference phenomenon, printing machine must keep during the work time the ink in black chamber have good mobility.
During printing, the prior art can not accomplish heating automatically and cooling, real-time monitoring ink temperature and determine
When detect ink quality.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of printing machine oil of high quality ink supply device and
Its working method, can heat automatically the ink in black bucket and cooling, real-time monitoring ink temperature and timing detect ink
Quality.
To achieve the goals above, the present invention uses a kind of printing machine oil of high quality ink supply device, which is characterized in that
Described device includes black chamber, Mo Tong, transportation system, return-flow system, ink detection system and temperature control system, the ink bucket
Side passes through return-flow system and ink using the supply branch for constituting ink between transportation system and black chamber, the other side of the ink bucket
The loopback branch of ink is constituted between chamber, the temperature control system is mounted in black bucket, and the ink detection system passes through oil
The ink sample tap reserved on black pipe VI and black bucket is connected;Solenoid valve III, the ink detection are housed on the ink tube V
System acquires the ink in black bucket in real time by the opening and closing of solenoid valve III to measure the pH value and viscosity of ink;
The transportation system includes flow pump I, overflow valve, solenoid valve I and flow meter I, wherein the entrance of flow pump I and one end
The ink tube I being arranged in black bucket connects, and the outlet of flow pump I is connected to the entrance of overflow valve, the outlet of overflow valve and electromagnetism
The entrance of valve I is connected to, the outlet of solenoid valve I be connected to flow meter I and pass through ink tube II ink is delivered to it is black intracavitary;
The return-flow system includes reflux pump, flow meter II and solenoid valve II, wherein the entrance of reflux pump and one end are arranged in ink
Intracavitary ink tube III connects, and the outlet of reflux pump is connected to the entrance of solenoid valve II, the outlet and flow meter II of solenoid valve II
It is connected to and passes through ink tube IV and ink is recycled in black bucket;
The temperature control system include temperature sensor, microwave applicator and agitating device and respectively with PLC control system
Connection.
Preferably, it is equipped with collet on the outside of the black bucket, and forms one between collet and black bucket for cooling medium flowing
Space.
Preferably, liquid level sensor is equipped in the black bucket and be connected with PLC system.
Preferably, the black bucket is equipped with the matched bung used, and the bung and ink are barrel-shaped at a semitight
Space, wherein agitating device and microwave applicator are each attached on bung, and temperature sensor is symmetrically distributed in semitight space
Each inner wall on.
Preferably, the agitating device includes agitating shaft and the paddle that is evenly distributed on agitating shaft.
Preferably, the microwave applicator using 2 and is symmetricly set on agitating device two sides.
Preferably, the temperature sensor uses 4.
Preferably, when work, PLC system controls the opening and closing of flow pump and reflux pump, controls solenoid valve I and electromagnetism
The opening and closing and valve opening size of valve II;When blocking, which occurs, in pipe causes pressure to be more than the defined limit, delivery pipe
Overflow valve valve opening on road;The temperature of ink in black temperature within the barrel sensor real-time monitoring ink bucket, and the real-time of acquisition
Data are transferred to PLC control system, when measured temperature is lower than setting minimum temperature, start warning device, and control by PLC
System automatically opens microwave applicator, and when being heated to preference temperature, microwave applicator is closed, when measured temperature is higher than setting most
When high-temperature, PLC control system starting warning device simultaneously opens cooling medium, by between the cooling medium that quickly flows in collet
Cooling ink is connect, when being cooled to preference temperature, cooling medium is closed, meanwhile, PLC control system is according to collected ink each point
Temperature calculates the temperature difference of each point in ink cylinder, and when temperature difference is more than setting value, agitating device is automatically turned on, when ink in black bucket
When each point temperature is consistent, agitating device is automatically closed;Liquid level sensor real-time monitoring quantity of ink in black bucket, when quantity of ink is lower than
When lower limit value, system is sounded an alarm, and prompting staff to add, ink or system connect plus ink manages automatic plus ink;Black bucket and ink
Detection system is connected, detection system timing automatic measurement ink PH and viscosity, if not in the normal range, PLC control system hair
Alarm out carries out human intervention.
Compared with prior art, the present invention controls flow pump and solenoid valve I and reflux in transportation system by PLC system
The opening size of reflux pump and the opening and closing of solenoid valve II and valve in system, realizes the automation control of ink supply
System.It is provided with overflow valve in transportation system, can effectively prevent transfer pipeline and block, to ensure that entire supply
The normal operation of system.Device for monitoring temperature, heating device and agitating device are provided in temperature control system, it can be always
Guarantee that ink is sent to black intracavitary, the problem of printing quality difference caused by avoiding the precipitating because of ink and cohering by high quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of invention;
Wherein:1, Mo Tong;2, black chamber;3, transportation system;31, flow pump;32, overflow valve;33, solenoid valve I;34, flow meter I;
35, ink tube I;36, ink tube II;4, return-flow system;41, reflux pump;42, solenoid valve II;43, flow meter II;44, ink tube
Ⅲ;45, ink tube IV;5, ink detection system;51, ink tube V;52, solenoid valve III;6, temperature control system;61, temperature
Sensor;62, microwave applicator;63, agitating device;631, agitating shaft;632, paddle;7, liquid level sensor;8, bung;9,
Collet.
Specific embodiment
With reference to the accompanying drawing, the specific embodiment of the present invention is described in detail, it is to be understood that of the invention
Protection scope be not limited by the specific implementation.
As shown in Figure 1, a kind of printing machine oil of high quality ink supply device, described device includes black chamber 2, black bucket 1, conveying
The side of system 3, return-flow system 4, ink detection system 5 and temperature control system 6, the ink bucket 1 utilizes transportation system 3 and ink
The supply branch of ink is constituted between chamber 2, the other side of the ink bucket 1 is by constituting ink between return-flow system 4 and black chamber 2
Loopback branch, the temperature control system 6 are mounted in black bucket 1, and the ink detection system 5 passes through ink tube V 51 and black bucket
The ink sample tap reserved on 1 is connected;Solenoid valve III 52 is housed, the ink detection system 5 is logical on the ink tube V 51
The opening and closing for crossing solenoid valve III 52 acquire the ink in black bucket 1 in real time to measure the pH value and viscosity of ink;
The transportation system includes flow pump I 31, overflow valve 32, solenoid valve I 33 and flow meter I 34, wherein flow pump I 31
Entrance is connect with the ink tube I 35 that one end is arranged in black bucket 1, and the outlet of flow pump I 31 is connected to the entrance of overflow valve 32, is overflow
The outlet of stream valve 32 is connected to the entrance of solenoid valve I 33, and the outlet of solenoid valve I 33 is connected to flow meter I 34 and passes through ink tube
II 36 are delivered to ink in black chamber 2;
The return-flow system 4 includes reflux pump 41, flow meter II 43 and solenoid valve II 42, wherein the entrance of reflux pump 41 and one
The ink tube III 44 being arranged in black chamber 2 is held to connect, the outlet of reflux pump 41 is connected to the entrance of solenoid valve II 42, solenoid valve II
42 outlet is connected to flow meter II 43 and ink is recycled in black bucket 1 by ink tube IV 45;
The temperature control system 6 includes temperature sensor 61, microwave applicator 62 and agitating device 63 and controls respectively with PLC
System connection processed.
Preferably, it is equipped with collet 9 on the outside of the black bucket 1, and forms one between collet 9 and black bucket 1 for cooling medium
The space of flowing.When being put into temperature in black bucket more than predetermined temperature, PLC control system starting warning device is simultaneously opened
Cooling medium cools down ink by the cooling medium quickly flowed in collet indirectly, and when being cooled to preference temperature, cooling medium is closed
It closes.
Preferably, liquid level sensor 7 is equipped in the black bucket 1 and be connected with PLC system, when quantity of ink is lower than lower limit value
When, system sounds an alarm, and prompting staff to add, ink or system connect plus ink manages automatic plus ink.
Preferably, the black bucket 1 is equipped with the matched bung 8 used, and the bung 8 and black bucket 1 form one and half
The space of sealing, wherein agitating device 63 and microwave applicator 62 are each attached on bung 1, and temperature sensor 61 is symmetrical
On each inner wall in semitight space.
Preferably, the agitating device 63 includes agitating shaft 631 and the paddle 632 being evenly distributed on agitating shaft.
Preferably, the microwave applicator 62 using 2 and is symmetricly set on agitating device two sides, and heating can be improved
Speed, so that the temperature of ink in black bucket be made to reach pre-set temperature within the shortest time.
Preferably, the temperature sensor 61 uses 4, and 4 temperature sensors have been mounted on black bucket and bung shape
At semitight space 4 inner walls on, can be with the real time temperature for collecting each ink of comparison system, thus effectively
Instruct the opening and closing of PLC system control heating sensor and agitating device.
When work, PLC system controls the opening and closing of flow pump 31 and reflux pump 41, controls solenoid valve I 33 and electromagnetism
The opening and closing and valve opening size of valve II 42;When blocking, which occurs, in pipe causes pressure to be more than the defined limit, conveying
32 valve opening of overflow valve on pipeline;The temperature of ink in black 61 real-time monitoring ink bucket 1 of temperature within the barrel sensor, and acquisition
Real-time Data Transmission to PLC control system, when measured temperature is lower than setting minimum temperature, start warning device, and pass through
PLC control system automatically opens microwave applicator 62, and when being heated to preference temperature, microwave applicator 62 is closed, when institute's thermometric
When degree is higher than setting maximum temperature, PLC control system starting warning device simultaneously opens cooling medium, by quickly flowing in collet 9
Dynamic cooling medium cools down ink indirectly, and when being cooled to preference temperature, cooling medium is closed, meanwhile, PLC control system is according to adopting
The temperature difference of each point in the ink each point temperature measuring and calculating ink cylinder collected, when temperature difference is more than setting value, agitating device 63 is automatic
It opens, when ink each point temperature is consistent in black bucket 1, agitating device 63 is automatically closed;Liquid level sensor 7 in black bucket is supervised in real time
Quantity of ink is surveyed, when quantity of ink is lower than lower limit value, system is sounded an alarm, and is prompted staff that ink or system is added to connect and is added ink
Pipe is automatic plus black;Black bucket is connected with ink detection system 5, detection system timing automatic measurement ink PH and viscosity, if not just
In normal range, PLC control system is sounded an alarm, and carries out human intervention.
Above embodiments are only the explanations to invention, are not limitation of the present invention.For those skilled in the art
For member, it can still modify to technical solution documented in previous embodiment, or be equivalently replaced.It is all
In the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection model of the invention
Within enclosing.