CN115019492A - Liquid medicine feeding early warning method and device - Google Patents
Liquid medicine feeding early warning method and device Download PDFInfo
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- CN115019492A CN115019492A CN202210603000.5A CN202210603000A CN115019492A CN 115019492 A CN115019492 A CN 115019492A CN 202210603000 A CN202210603000 A CN 202210603000A CN 115019492 A CN115019492 A CN 115019492A
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- 239000003814 drug Substances 0.000 title claims abstract description 379
- 239000007788 liquid Substances 0.000 title claims abstract description 167
- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 120
- 230000002123 temporal effect Effects 0.000 claims abstract description 66
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims description 25
- 238000012544 monitoring process Methods 0.000 claims description 22
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 239000004020 conductor Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229940079593 drug Drugs 0.000 description 4
- 230000001502 supplementing effect Effects 0.000 description 4
- 238000009713 electroplating Methods 0.000 description 3
- 230000004069 differentiation Effects 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- 239000013589 supplement Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B31/00—Predictive alarm systems characterised by extrapolation or other computation using updated historic data
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
Abstract
The application provides a liquid medicine feeding early warning method and device. The method comprises the steps of obtaining a medicine adding temporal parameter of a medicine adding box; performing temporal blending processing on the medicine adding temporal parameters and preset temporal parameters to obtain a time adding compensation amount; and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount. Through gathering the state of adding the medicine to adding the magazine, be convenient for confirm to add the current trigger of magazine and add the material signal, later will add the medicine tense parameter and compare with the temporal parameter of predetermineeing, make to add the current state of adding of magazine and standard and add and can distinguish between the material state, the offset when obtaining adding, according to the numerical value size of offset when adding at last, be convenient for confirm to add the current state of adding the medicine of magazine whether normal, and then be convenient for in time carry out the early warning to the abnormal conditions of adding the material of magazine.
Description
Technical Field
The invention relates to the technical field of circuit boards, in particular to a liquid medicine feeding early warning method and device.
Background
With the development and popularization of the quality process improvement application technology of the PCB factory equipment, the quality requirement on the PCB is gradually increased. In the production process of the PCB, the substrate of the circuit board is subjected to copper plating operation through the automatic assembly line, namely, vertical continuous electroplating, so that the high efficiency of the PCB production is realized.
However, traditional perpendicular continuous electroplating production line is direct to add electroplating liquid medicine, and in the liquid medicine interpolation process, adopt the manual mode to monitor the interpolation of liquid medicine usually, and it is normal whether to confirm that liquid medicine interpolation is normal through the mode of watching of people's eyes promptly, and this just leads to the cost of labor of circuit board to rise easily, and in addition, the problem of discovery untimely often appears in manual observation, leads to the manufacturing cost of circuit board higher.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a liquid medicine feeding early warning method and device which are convenient for timely feeding early warning.
The purpose of the invention is realized by the following technical scheme:
a liquid medicine feeding early warning method, the method comprising:
acquiring a medicine adding temporal parameter of a medicine adding box;
performing temporal blending processing on the medicine adding temporal parameters and preset temporal parameters to obtain a time adding compensation amount;
and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount.
In one embodiment, the acquiring of the dosing temporal parameter of the dosing cartridge includes: and acquiring the medicine discharging time of the medicine adding box.
In one embodiment, the performing temporal blending processing on the medication adding temporal parameter and a preset temporal parameter to obtain a time adding compensation amount includes: and carrying out medicine time difference compensation operation on the medicine discharging time and the preset time to obtain the medicine discharging time difference.
In one embodiment, the sending a medicine adding early warning signal to a material adding control system according to the adding time compensation amount comprises: detecting whether the medicine discharging time difference is larger than a first preset time difference; and when the medicine discharging time difference is greater than the first preset time difference, sending a medicine discharging alarm signal to the material adding control system so as to start a medicine discharging overtime alarm.
In one embodiment, the acquiring the dosing temporal parameter of the dosing cartridge includes: and acquiring the medicine adding signal receiving time of the medicine adding box.
In one embodiment, the performing temporal blending processing on the medication adding temporal parameter and a preset temporal parameter to obtain a timing compensation amount includes: and performing time-receiving difference compensation operation on the medicine adding signal receiving time and the preset receiving time to obtain a medicine adding receiving time difference.
In one embodiment, the sending a medicine adding early warning signal to a material adding control system according to the adding time compensation amount comprises: detecting whether the medicine adding receiving time difference is larger than a second preset time difference; and when the medicine adding receiving time difference is greater than the second preset time difference, sending a first medicine adding receiving alarm signal to the material adding control system so as to start a receiving overtime alarm.
In one embodiment, the detecting whether the medication adding reception time difference is greater than a second preset time difference further comprises: when the medicine adding receiving time difference is smaller than or equal to the second preset time difference, acquiring the signal receiving frequency of the medicine adding box; detecting whether the signal receiving frequency is greater than a preset receiving frequency; and when the signal receiving frequency is greater than the preset receiving frequency, sending a second medicine adding and receiving alarm signal to the material adding control system so as to start a receiving over-frequency alarm.
In one embodiment, the detecting whether the signal receiving frequency is greater than a preset receiving frequency further includes: and when the signal receiving frequency is less than or equal to the preset receiving frequency, sending a dosing and emptying signal to the dosing control system to open an emptying valve of the dosing box.
A liquid medicine adds material early warning device includes: the feeding box and the liquid medicine feeding monitoring main board; the material adding box is used for storing liquid medicine; the input end of the liquid medicine feeding monitoring mainboard is used for receiving a feeding trigger signal so as to obtain a medicine feeding temporal parameter of the feeding box, the output end of the liquid medicine feeding monitoring mainboard is used for being connected with an alarm of a feeding control system, and the liquid medicine feeding monitoring mainboard is used for performing temporal blending processing on the medicine feeding temporal parameter and a preset temporal parameter so as to obtain a compensation amount during feeding; and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount.
Compared with the prior art, the invention has at least the following advantages:
through gathering the state of adding the medicine to adding the magazine, be convenient for confirm to add the current trigger of magazine and add the material signal, later will add the medicine tense parameter and compare with the temporal parameter of predetermineeing, make to add the current state of adding of magazine and standard and add and can distinguish between the material state, the offset when obtaining adding, according to the numerical value size of offset when adding at last, be convenient for confirm to add the current state of adding the medicine of magazine whether normal, and then be convenient for in time carry out the early warning to the abnormal conditions of adding the material of magazine.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a flowchart of a liquid medicine feeding warning method in an embodiment.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The invention relates to a liquid medicine feeding early warning method. In one embodiment, the liquid medicine adding early warning method comprises the steps of obtaining a medicine adding state parameter of a medicine adding box; performing temporal blending processing on the medicine adding temporal parameters and preset temporal parameters to obtain a time adding compensation amount; and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount. Through gathering the state of adding the medicine to adding the magazine, be convenient for confirm to add the current trigger of magazine and add the material signal, later will add the medicine tense parameter and compare with the temporal parameter of predetermineeing, make to add the current state of adding of magazine and standard and add and can distinguish between the material state, the offset when obtaining adding, according to the numerical value size of offset when adding at last, be convenient for confirm to add the current state of adding the medicine of magazine whether normal, and then be convenient for in time carry out the early warning to the abnormal conditions of adding the material of magazine.
Please refer to fig. 1, which is a flowchart of a liquid medicine feeding warning method according to an embodiment of the present invention. The liquid medicine feeding early warning method comprises the following steps of partially or completely.
S100: and acquiring the medicine adding temporal parameters of the medicine adding box.
In this embodiment, add the magazine as the part of storage liquid medicine, add the magazine and empty the liquid medicine evacuation to inside through the exhaust valve on it, and the triggering of the exhaust valve of adding the magazine is according to the medicine signal of adding that receives, it should to add the medicine signal the time-state parameter of adding medicine. Like this, it is right through adding the collection of medicine tense parameter, be convenient for right add the current liquid medicine of magazine and add the idle operation and carry out the signal and trigger, be convenient for follow-up according to adding the medicine tense parameter in adding the medicine signal, right add the magazine and whether carry out normal evacuation operation and carry out the early warning, be convenient for promptly right the liquid medicine that adds the magazine adds the idle operation and carries out timely early warning.
S200: and performing temporal blending processing on the medicine adding temporal parameters and preset temporal parameters to obtain the time adding compensation amount.
In this embodiment, add the medicine temporal parameter and be the current state trigger parameter that adds medicine signal corresponds of adding the material box, promptly add the medicine temporal parameter with the current signal that adds medicine that triggers of adding the material box corresponds, promptly add the medicine temporal parameter and embody the real-time trigger state that adds medicine of adding the material box. The preset temporal parameters are standard parameters corresponding to the trigger medicine adding process, namely the preset temporal parameters and the medicine adding temporal parameters corresponding to the trigger medicine adding state of the material adding box, namely the medicine adding trigger parameters for converting the received medicine adding signals by the preset temporal parameters. It is right to add the medicine tense parameter with it carries out tense blending processing to predetermine the tense parameter, is right add the present received detection of adding the medicine trigger signal of material box, promptly it is right to add the current state of adding the medicine of material box and carry out the difference comparison with the standard state of adding the medicine, it is also right add the difference between the current state of adding the medicine of material box and standard and confirm, be convenient for follow-up according to above-mentioned difference degree, promptly add the time compensation volume, confirm add the material box and add the medicine condition and normally go on.
S300: and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount.
In this embodiment, add the time offset corresponding to add present medicine state of material box and standard and add the medicine state and carry out the difference comparison, the time offset is used for embodying add the current difference degree of adding between the medicine state of adding of material box and standard, the numerical value size of time offset has decided add the current medicine of material box and normally add whether, be convenient for according to add the time offset, in time send the early warning when adding the medicine and taking place unusually, improved the promptness of adding the medicine early warning.
In the above-mentioned embodiment, gather through the state of adding the medicine to adding the magazine, be convenient for confirm that the current of adding the magazine triggers the material adding signal, later with adding the medicine tense parameter and predetermineeing the tense parameter and comparing, make to add the current material adding state of magazine and standard to add and can distinguish between the material state, the compensation volume when obtaining adding, according to the numerical value size of the compensation volume when adding at last, be convenient for confirm that the current state of adding the medicine of adding the magazine is normal, and then be convenient for in time carry out the early warning to the abnormal conditions of material adding of feeding the magazine.
In one embodiment, the acquiring of the dosing temporal parameter of the dosing cartridge includes: and acquiring the medicine discharging time of the medicine adding box. In this embodiment, add the medicine temporal parameter and do arrange the medicine time, arrange the medicine time and do add the magazine and carry out the time that liquid medicine makeup the sky lasts, promptly arrange the medicine time for receiving add the medicine signal after add the time length that the magazine executed the liquid medicine evacuation, promptly arrange the medicine time corresponding to the time of the inside liquid of evacuation of adding the magazine. Through right the collection of the time of arranging the medicine is convenient for confirm when having the normal receipt to add the medicine signal add the whole exhaust time of liquid medicine of magazine to be convenient for follow-up the follow-up definite whether adding the medicine of magazine is normal, and then be convenient for follow-up right it carries out necessary medicine early warning to add the magazine.
Further, the temporal blending processing is carried out on the medicine adding temporal parameter and the preset temporal parameter to obtain a time adding compensation amount, and the method comprises the following steps: and carrying out medicine time difference compensation operation on the medicine discharging time and the preset time to obtain the medicine discharging time difference. In this embodiment, the time of arranging the medicine does add the magazine and carry out the time that liquid medicine vacuums to last, promptly the time of arranging the medicine is for receiving after adding the medicine signal add the time length that the magazine carried out the liquid medicine evacuation, promptly the time of arranging the medicine corresponds to the time of the inside liquid of evacuation of addition magazine. The preset time is the time that the material adding box carries out normal liquid medicine filling and emptying and lasts, namely the preset time is the time required by the disposable emptying of the liquid medicine in the material adding box after the emptying valve is opened, namely the preset time is corresponding to the standard time length of the liquid medicine filling and emptying operation of the material adding box. It is right the time of arranging the powder, with it mends the operation to predetermine the time and carry out the medicine time difference, it is right add the current liquid medicine of magazine and carry out the differentiation and compare, be convenient for confirm it actually carries out the required time of evacuation to add the magazine to be convenient for follow-up according to arrange the powder time with predetermine the difference degree between the time, promptly it is to arrange the powder time difference, confirm whether the time is long in the standard time to add the powder of magazine, and then be convenient for follow-up definite it is normal clear to add the powder of magazine.
Still further, the sending of a medicine adding early warning signal to a material adding control system according to the time adding compensation amount comprises: detecting whether the medicine discharging time difference is larger than a first preset time difference; and when the medicine discharging time difference is greater than the first preset time difference, sending a medicine discharging alarm signal to the material adding control system so as to start a medicine discharging overtime alarm. In this embodiment, the discharge time difference does add the current liquid medicine of box and add the result that the space time carries out the differentiation and compares, promptly the discharge time difference is used for embodying the current medicine time difference that adds of box, promptly the discharge time difference with the time length of adding medicine of adding the box exceeds standard and corresponds. First predetermined time difference conduct add the standard of magazine and add the medicine time difference value, promptly first predetermined time difference is in add the magazine and normally carry out the corresponding row's of medicine time difference when liquid medicine adds the space. The discharge time difference is greater than first predetermined time difference has demonstrated the current liquid medicine that adds the magazine adds the time and is greater than normal liquid medicine and adds the time, has demonstrated promptly the current liquid medicine that adds the magazine adds the time overlength, for example, the blowoff valve that adds the magazine does not open, liquid medicine in the feeding magazine does not discharge completely to can't realize liquid medicine and empty. At the moment, a medicine discharging alarm signal is sent to the material adding control system to start a medicine discharging overtime alarm, so that monitoring personnel can find the medicine adding abnormal condition of the material adding box in time.
In one embodiment, the acquiring of the dosing temporal parameter of the dosing cartridge includes: and acquiring the medicine adding signal receiving time of the medicine adding box. In this embodiment, add the medicine temporal parameter and do add medicine signal reception time, it does to add medicine signal reception time and do add the material box and trigger the signal reception time of liquid medicine makedown operation, promptly add medicine signal reception time for receiving to add the material box carries out the signal time of liquid medicine makedown operation, promptly add medicine signal reception time corresponding to add medicine signal reception moment of material box. Through right add medicine signal reception time's collection, be convenient for confirm add the liquid medicine of magazine and add empty time that the signal was received to be convenient for follow-up definite add medicine signal of magazine has normal receipt, and then be convenient for follow-up right add the magazine and carry out necessary medicine early warning.
Further, the temporal blending processing is performed on the medicine adding temporal parameter and the preset temporal parameter to obtain the time adding compensation amount, and the method comprises the following steps: and performing time-receiving difference compensation operation on the medicine adding signal receiving time and the preset receiving time to obtain a medicine adding receiving time difference. In this embodiment, add medicine signal reception time for add the material box and trigger the signal reception time of liquid medicine with the idle operation, promptly add medicine signal reception time for the receipt right add the material box and carry out the signal time that liquid medicine with the idle operation, promptly add medicine signal reception time corresponding to add medicine signal reception time of material box. The preset receiving time is the standard time of the signal receiving of the empty operation of adding material box trigger liquid medicine, namely the time of adding medicine signal receiving is the standard signal time of the empty operation of receiving the material adding box, namely the time of adding medicine signal receiving is corresponding to the time of standard receiving of the medicine adding signal of the material adding box. It is right add medicine signal reception time with it carries out difference when presetting the reception time and mends the operation, be convenient for confirm add the material box and trigger liquid medicine and add the time difference of signal reception when the idle operation, thereby be convenient for confirm whether add medicine signal reception time of adding the material box is overtime, and then be convenient for confirm according to the time difference of signal reception whether add the material box and can normally carry out the idle operation.
Still further, the sending of a medicine adding early warning signal to a material adding control system according to the time adding compensation amount comprises: detecting whether the medicine adding receiving time difference is larger than a second preset time difference; and when the medicine adding receiving time difference is greater than the second preset time difference, sending a first medicine adding receiving alarm signal to the material adding control system so as to start a receiving overtime alarm. In this embodiment, the medicine adding reception time difference is the medicine adding signal reception time and the difference between the preset reception time, namely the medicine adding reception time difference is the difference between the medicine adding signal reception time and the standard reception time of the medicine adding box, namely the medicine adding reception time difference corresponds to the time difference between the medicine adding signal and the normal reception medicine adding signal of the medicine adding box. The second is preset the time difference and is do the time difference that corresponds when adding the medicine signal of normal receipt of adding the magazine, it is greater than to add the medicine receiving time difference the second is preset the time difference, has indicateed add the time overlength of medicine signal of adding the magazine, has indicateed promptly add medicine signal overtime in the receipt of adding the magazine, for example, in a long time add medicine signal of adding the magazine not received. Therefore, a first medicine adding receiving alarm signal is sent to the material adding control system at the moment so as to start a receiving overtime alarm, and monitoring personnel can conveniently determine that the medicine adding signal of the material adding box has overtime abnormal conditions in time.
Still further, the detecting whether the medication adding reception time difference is greater than a second preset time difference, and then further comprising: when the medicine adding receiving time difference is smaller than or equal to the second preset time difference, acquiring the signal receiving frequency of the medicine adding box; detecting whether the signal receiving frequency is greater than a preset receiving frequency; and when the signal receiving frequency is greater than the preset receiving frequency, sending a second medicine adding and receiving alarm signal to the material adding control system so as to start a receiving over-frequency alarm. In this embodiment, the medicine adding reception time difference is the medicine adding signal reception time and the difference between the preset reception time, namely the medicine adding reception time difference is the difference between the medicine adding signal reception time and the standard reception time of the medicine adding box, namely the medicine adding reception time difference corresponds to the time difference between the medicine adding signal and the normal reception medicine adding signal of the medicine adding box. The time difference that corresponds when adding the medicine signal is predetermine to the second, add the medicine and receive the time difference less than or equal to the time difference that corresponds when adding the medicine signal is predetermine to the second, has indicateed add the time of medicine signal of material box is normal, has indicateed promptly in the signal reception time add the medicine signal and be received with the receipt of material box. The signal receiving frequency of the adding box is the frequency of the receiving of the adding signal, namely the signal receiving frequency is the receiving of the current adding signal of the adding box in unit time, namely the signal receiving frequency corresponds to the number of times of triggering the liquid medicine emptying operation of the adding box in unit time. The preset receiving frequency is the standard number of times that the material adding box triggers the liquid medicine emptying operation in unit time, and the signal receiving frequency is greater than the preset receiving frequency, which indicates that the frequency of receiving the medicine adding signal is too high, that is, indicates that the number of times that the material adding box triggers the liquid medicine emptying operation is too high, that is, indicates that the medicine adding signal of the material adding box is repeatedly received for multiple times. And sending a second medicine adding receiving alarm signal to the material adding control system to start a receiving over-frequency alarm, so that the phenomenon that the medicine liquid emptying operation of the material adding box is triggered for multiple times is avoided, and the phenomenon that the medicine liquid in the material adding box is emptied again to cause unstable medicine adding amount when the medicine liquid is not supplemented.
In another embodiment, the detecting whether the signal receiving frequency is greater than a preset receiving frequency further includes: and when the signal receiving frequency is less than or equal to the preset receiving frequency, sending a dosing and emptying signal to the dosing control system to open an emptying valve of the dosing box. In this embodiment, the medicine adding reception time difference is the medicine adding signal reception time and the difference between the preset reception time, namely the medicine adding reception time difference is the difference between the medicine adding signal reception time and the standard reception time of the medicine adding box, namely the medicine adding reception time difference corresponds to the time difference between the medicine adding signal and the normal reception medicine adding signal of the medicine adding box. The time difference that corresponds when adding the medicine signal is predetermine to the second, add the medicine and receive the time difference less than or equal to the time difference that corresponds when adding the medicine signal is predetermine to the second, has indicateed add the time of medicine signal of material box is normal, has indicateed promptly in the signal reception time add the medicine signal and be received with the receipt of material box. The signal receiving frequency of the feeding box is the frequency of the received feeding signal, namely the signal receiving frequency is the receiving frequency of the current feeding signal of the feeding box in unit time, namely the signal receiving frequency corresponds to the number of times of triggering the liquid medicine emptying operation of the feeding box in unit time. The preset receiving frequency is the standard number of times that the material adding box triggers the liquid medicine emptying operation in unit time, and the signal receiving frequency is smaller than or equal to the preset receiving frequency, which indicates that the frequency of receiving the medicine adding signal is normal, namely indicates that the number of times that the material adding box triggers the liquid medicine emptying operation is within an allowable range, namely indicates that the medicine adding signal of the material adding box is not repeatedly received for multiple times. At the moment, the empty signal is added to the material adding box to open the emptying valve of the material adding box, so that the liquid medicine in the material adding box can be emptied at one time, and the amount of the liquid medicine added in each time of the material adding box is equal.
It can be understood that when liquid medicine needs to be added, the emptying valve is opened to discharge all the liquid medicine in the material adding box at one time, so that the liquid medicine emptying operation in the material adding box is realized, and the liquid medicine discharge amount of each liquid medicine emptying operation is ensured to have a quantitative effect. And in the process of discharging the liquid medicine in the feeding box, the liquid medicine discharging speed of the emptying valve is gradually reduced under the change of the volume of the liquid medicine in the feeding box. However, the opening state of the drain valve has little influence on the liquid medicine discharge rate just before the full discharge, that is, the liquid medicine discharge rate is substantially the same in the case of the full opening and the half opening, which easily results in an excessively long closing time of the drain valve, for example, the drain valve needs to start the closing operation after the valve opening time is over, which seriously affects the production efficiency of the circuit board.
In order to improve the medicine adding efficiency, the medicine adding monitoring system is sent a medicine valve stagnation signal according to the medicine adding starting threshold value so as to adjust the opening and closing state of an emptying valve of the medicine adding box, and then the method further comprises the following steps:
acquiring the emptying low-liquid current of the feeding box;
detecting whether the emptying low-liquid current is less than or equal to a first preset current or not;
when the emptying low-liquid current is smaller than or equal to the first preset current, a slow closing signal is sent to the medicine adding monitoring system, so that the emptying valve is closed slowly in advance.
In this embodiment, the material that adds the magazine is electrically conductive material, it adds empty conducting strip to be provided with on the inner wall of magazine, add empty conducting strip with the low liquid level position that adds the magazine corresponds, add the magazine and seted up the through-hole, be provided with interconnect's conductor wire and conductive ball in the through-hole, the conductor wire still with it connects to add medicine monitored control system's first low liquid sense terminal, add medicine monitored control system's second low liquid sense terminal with the surface connection that adds the magazine, conductive ball float in add the liquid medicine surface of magazine, conductive ball keeps away from it sets up to add empty conducting strip, conductive ball pass through liquid medicine with it realizes the break-make to add empty conducting strip, is convenient for it acquires to add medicine monitored control system conductive ball with the break-make between the empty conducting strip, promptly it is to add empty low liquid current. The emptying low-liquid current is conducted current between the conductive ball and the emptying conductive sheet, and is used for showing the on-off condition of the conductive ball between the liquid medicine and the emptying conductive sheet. When the liquid medicine level in the material adding box is higher than the position of the emptying conducting strip, the conducting ball is conducted with the emptying conducting strip through liquid medicine, so that the conducting ball is conducted with the emptying conducting strip, and at the moment, the emptying low-liquid current is of a high value. And when the liquid medicine level in the feeding box is lower than the position of the emptying conducting strip, the liquid medicine is limited by the length of the conducting wire, and the conducting ball is separated from the liquid medicine, so that the conducting ball is disconnected from the emptying conducting strip. First preset current is as right the electric current when electrically conductive ball breaks away from liquid medicine, promptly first preset current is as electrically conductive ball with add the disconnection current between the empty conducting strip, promptly first preset current with the low liquid level of liquid medicine of adding the magazine corresponds. Like this, it is less than or equal to add empty low liquid current first preset current has demonstrated add electrically conductive ball in the material box and add empty current break-off between the conducting strip, has demonstrated promptly liquid medicine liquid level in the material box is less than add empty conducting strip position, promptly liquid medicine liquid level in the material box is in low liquid level, this moment to add medicine monitored control system and send slowly closed signal, so that it is right in advance the blowoff valve carries out the valve closing operation, makes the valve closing speed of blowoff valve reduces, thereby makes right the blowoff valve realizes slowly closing in advance, and then makes the closing time of blowoff valve shortens, has improved effectively the medicine efficiency of adding of material box to the circuit board adds.
In another embodiment, when the priming low-liquid current is less than or equal to the first preset current, a slow closing signal is sent to the dosing monitoring system to enable the emptying valve to be closed slowly in advance, and then the method further comprises the following steps:
acquiring the low liquid duration of the air-added low liquid current;
detecting whether the low liquid duration is greater than or equal to a preset time;
and when the low liquid duration is greater than or equal to the preset time, sending a liquid supplementing early warning signal to the medicine adding monitoring system.
In this embodiment, the emptying low-liquid current is less than or equal to the first preset current, and at this time, the liquid medicine in the material adding box is at a low liquid level, specifically, the liquid medicine in the material adding box is completely discharged, and the force emptying operation is performed. And the low liquid duration is the duration of the low liquid level of the liquid medicine in the material adding box, the low liquid duration is used for showing the duration of the empty box of the material adding box, the preset time is the standard time for the material adding box to maintain the empty box, namely the preset time is the longest time for the material adding box to maintain the empty box. The duration time of the low liquid is longer than or equal to the preset time, which indicates that the empty state of the liquid medicine in the material adding box is longer, namely the empty state of the material adding box is too long, and also indicates that the material adding box does not supplement the medicine for a long time, and the medicine supplementing valve is in fault. And sending a liquid supplementing early warning signal to the medicine adding monitoring system at the moment for reminding monitoring personnel of timely finding the problems of the medicine supplementing system so as to carry out timely maintenance.
Further, add the magazine in long-time use, the condition of slope appears easily, and when adding the magazine and taking place great slope, lead to easily the exhaust-valve is after the evacuation operation, it has more liquid medicine to remain in the magazine to lead to add the magazine to the liquid medicine volume that the circuit board added less than, and then lead to adding the precision reduction of medicine.
In order to solve the above problem, the method for detecting whether the priming low-liquid current is less than or equal to a first preset current further comprises the following steps:
when the emptying low-liquid current is larger than the first preset current, detecting whether the emptying low-liquid current is larger than or equal to a second preset current or not, wherein the second preset current is larger than the first preset current;
and when the emptying low-liquid current is greater than or equal to the second preset current, sending a box inclination alarm signal to the medicine adding monitoring system.
In this embodiment, first predetermined current is as to the electric current when electrically conductive ball breaks away from liquid medicine, promptly first predetermined current is as electrically conductive ball with add the disconnection current between the empty conducting strip, promptly first predetermined current with the liquid medicine low level of adding the magazine corresponds. And under the condition that the emptying low-liquid current is greater than the first preset current, the liquid medicine liquid level in the material adding box is normal at the moment, namely the conductive ball is still contacted with the liquid medicine. The second preset current is used as a current corresponding to the conductive ball and the dummy conductive sheet when the conductive ball is in direct contact with the dummy conductive sheet, namely the second preset current is used as a short-circuit current between the conductive ball and the dummy conductive sheet, namely the second preset current corresponds to a short-circuit state between the conductive ball and the dummy conductive sheet. The empty low-liquid current is larger than or equal to the second preset current, which indicates that the conductive ball is in direct electrical conduction with the empty conductive sheet while contacting with the liquid medicine, and specifically, the conductive ball or the conductive wire is in short circuit with the empty conductive sheet through the surface of the feeding box. Under the normal condition of putting of material adding box, electrically conductive ball and the conductor wire with all there is the clearance between the inner wall of material adding box, and electrically conductive ball or the conductor wire with it has the short circuit current to add empty conducting strip, has shown material adding box takes place the slope, makes electrically conductive ball or the conductor wire with material adding box short circuit. At this moment to add the medicine monitored control system and send the oblique alarm signal of box, be convenient for confirm add the inner wall of material box with the conductor wire contacts, add empty low liquid current that medicine monitored control system detected and be the short circuit electric current to be convenient for in time send alarm signal, so that right the slope condition of adding the material box carries out early warning in advance, has reduced effectively add the material box and have the remaining probability of liquid medicine after the operation of adding nothing.
Further, the detecting whether the emptying low-liquid current is greater than or equal to a second preset current further includes:
and when the emptying low-liquid current is smaller than the second preset current, returning to and executing the step S100.
In this embodiment, at this moment, the emptying low-liquid current is greater than the first preset current and is less than the second preset current, that is, the emptying low-liquid current is greater than the disconnection current and is less than the short-circuit current, that is, the liquid medicine in the material adding box is at the normal liquid level, and the material adding box does not incline. Therefore, at the moment, after the liquid medicine in the material adding box is subjected to emptying operation, all the liquid medicine in the material adding box can be directly emptied at one time, and the next emptying operation is continued, so that the accurate control degree of the liquid medicine amount of the material adding box in the medicine adding process is effectively improved.
In one embodiment, the application further provides a liquid medicine feeding early warning device which is realized by adopting the liquid medicine feeding early warning method in any one of the embodiments. In one embodiment, the liquid medicine feeding early warning device is provided with functional modules corresponding to the steps of the liquid medicine feeding early warning method. The liquid medicine feeding early warning device comprises a liquid medicine feeding box and a liquid medicine feeding monitoring main board; the material adding box is used for storing liquid medicine; the input end of the liquid medicine feeding monitoring mainboard is used for receiving a feeding trigger signal so as to obtain a medicine feeding temporal parameter of the feeding box, the output end of the liquid medicine feeding monitoring mainboard is used for being connected with an alarm of a feeding control system, and the liquid medicine feeding monitoring mainboard is used for performing temporal blending processing on the medicine feeding temporal parameter and a preset temporal parameter so as to obtain a compensation amount during feeding; and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount.
In this embodiment, liquid medicine adds material control mainboard and gathers through the state of adding the medicine to adding the magazine, be convenient for confirm that to add the current trigger of magazine add the material signal, later will add the temporal parameter of medicine and compare with the temporal parameter of predetermineeing, make to add the current state of adding of magazine and standard and add and to add and can distinguish between the material state, the compensation volume when obtaining adding, at last according to the numerical value size of the compensation volume when adding, be convenient for confirm that the current state of adding the medicine of adding the magazine is whether normal, and then be convenient for in time carry out the early warning to the abnormal conditions of adding the material of magazine.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. A liquid medicine feeding early warning method is characterized by comprising the following steps:
acquiring a medicine adding temporal parameter of a medicine adding box;
performing temporal blending processing on the medicine adding temporal parameters and preset temporal parameters to obtain a time adding compensation amount;
and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount.
2. The liquid medicine feeding early warning method according to claim 1, wherein the acquiring of the feeding temporal parameter of the feeding box comprises:
and acquiring the medicine discharging time of the medicine adding box.
3. The liquid medicine feeding early warning method according to claim 2, wherein the temporal blending processing is performed on the medicine feeding temporal parameter and a preset temporal parameter to obtain a feeding compensation amount, and the method comprises the following steps:
and carrying out medicine time difference compensation operation on the medicine discharging time and the preset time to obtain the medicine discharging time difference.
4. The liquid medicine feeding early warning method according to claim 3, wherein the sending of the feeding early warning signal to the feeding control system according to the feeding compensation amount comprises:
detecting whether the medicine discharging time difference is larger than a first preset time difference;
and when the medicine discharging time difference is greater than the first preset time difference, sending a medicine discharging alarm signal to the material adding control system so as to start a medicine discharging overtime alarm.
5. The liquid medicine feeding early warning method according to claim 1, wherein the acquiring of the feeding temporal parameter of the feeding box comprises:
and acquiring the medicine adding signal receiving time of the medicine adding box.
6. The liquid medicine feeding early warning method according to claim 5, wherein the time-state blending processing is performed on the medicine feeding time-state parameter and a preset time-state parameter to obtain a time-feeding compensation amount, and the method comprises the following steps:
and carrying out time-receiving difference compensation operation on the receiving time of the medicine adding signal and the preset receiving time to obtain the medicine adding receiving time difference.
7. The liquid medicine feeding early warning method according to claim 6, wherein the sending of a feeding early warning signal to a feeding control system according to the feeding compensation amount comprises:
detecting whether the medicine adding receiving time difference is larger than a second preset time difference;
and when the medicine adding receiving time difference is greater than the second preset time difference, sending a first medicine adding receiving alarm signal to the material adding control system so as to start a receiving overtime alarm.
8. The liquid medicine feeding early warning method according to claim 7, wherein the step of detecting whether the medicine feeding receiving time difference is larger than a second preset time difference further comprises the following steps:
when the medicine adding receiving time difference is smaller than or equal to the second preset time difference, acquiring the signal receiving frequency of the medicine adding box;
detecting whether the signal receiving frequency is greater than a preset receiving frequency;
and when the signal receiving frequency is greater than the preset receiving frequency, sending a second medicine adding and receiving alarm signal to the material adding control system so as to start a receiving over-frequency alarm.
9. The liquid medicine feeding early warning method according to claim 8, wherein the detecting whether the signal receiving frequency is greater than a preset receiving frequency further comprises:
and when the signal receiving frequency is less than or equal to the preset receiving frequency, sending a dosing and emptying signal to the dosing control system to open an emptying valve of the dosing box.
10. The utility model provides a liquid medicine adds material early warning device which characterized in that includes:
the material adding box is used for storing liquid medicine;
the system comprises a liquid medicine feeding monitoring mainboard, a liquid medicine feeding monitoring control mainboard and a control module, wherein the input end of the liquid medicine feeding monitoring mainboard is used for receiving a feeding trigger signal so as to obtain a medicine feeding temporal parameter of a feeding box, the output end of the liquid medicine feeding monitoring mainboard is used for being connected with an alarm of a feeding control system, and the liquid medicine feeding monitoring mainboard is used for performing temporal blending processing on the medicine feeding temporal parameter and a preset temporal parameter so as to obtain a compensation amount during feeding; and sending a medicine adding early warning signal to a material adding control system according to the time adding compensation amount.
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