CN103963256A - Intelligent water temperature monitoring method, device and equipment - Google Patents
Intelligent water temperature monitoring method, device and equipment Download PDFInfo
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- CN103963256A CN103963256A CN201410204607.1A CN201410204607A CN103963256A CN 103963256 A CN103963256 A CN 103963256A CN 201410204607 A CN201410204607 A CN 201410204607A CN 103963256 A CN103963256 A CN 103963256A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 302
- 238000012544 monitoring process Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012806 monitoring device Methods 0.000 claims abstract description 22
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 53
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000000052 comparative effect Effects 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 abstract description 34
- 238000001746 injection moulding Methods 0.000 abstract description 20
- 230000008859 change Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000000465 moulding Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/7604—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76177—Location of measurement
- B29C2945/76297—Fluids
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an intelligent water temperature monitoring method, device and equipment. Wherein, this intelligence water temperature monitoring devices includes: the water temperature acquisition device is connected with the chilled water container and is used for acquiring a water temperature signal of the chilled water in real time; the controller is connected with the water temperature acquisition device and used for generating a water temperature curve according to the water temperature signal; and the display screen is connected with the controller and is used for displaying the water temperature curve. By adopting the method and the device, the problem that the temperature change of the chilled water produced by injection molding cannot be accurately detected in the prior art is solved, and the effect of monitoring the temperature of the cooling water produced by injection molding in real time is realized.
Description
Technical field
The present invention relates to automation control area, in particular to a kind of Intelligent water monitoring method, device and equipment.
Background technology
The detection of the cooling water water temperature of injection moulding production and application is at present all that after relying on the water inlet pipe of manually taking out mould, water intaking is measured; after the equipment downtime that injection moulding need to be produced during detection, just can complete checked operation; shut down and detect the production that delays injection moulding; also easily bring the hidden danger of product abnormal (as defective in product quality) after shutting down simultaneously; and be random the detection time of using said method to detect chilled water; that checks is comprehensive inadequate, and this random detection method can not reflect cooling water water temperature and change truth.
The problem changing for the cooling water water temperature that can not accurately detect injection moulding production in prior art, not yet proposes effective solution at present.
Summary of the invention
The problem changing for the cooling water water temperature that can not accurately detect injection moulding production in correlation technique, effective solution is not yet proposed at present, for this reason, main purpose of the present invention is to provide a kind of Intelligent water monitoring method, device and equipment, to address the above problem.
To achieve these goals, according to the embodiment of the present invention aspect, provide a kind of Intelligent water monitoring device, this Intelligent water monitoring device comprises: water temperature collection device, is connected with chilled water container, for the water temperature signal of Real-time Collection chilled water; Controller, is connected with water temperature collection device, for generating water temperature curve according to water temperature signal; Display screen, is connected with controller, for showing water temperature curve.
Further, water temperature collection device comprises: the first thermocouple, be connected with the water inlet of chilled water container, and for gathering the temperature of water inlet, export the first resistance value; The second thermocouple, is connected with the delivery port of chilled water container, for gathering the temperature of delivery port, exports the second resistance value; Resistance convertor, is connected with the second thermocouple with the first thermocouple respectively, for the first resistance value is converted to the first voltage analog signal, and the second resistance value is converted to second voltage analog signal; Signal processor, be connected with resistance convertor, for the first voltage analog signal is carried out to analog-to-digital conversion, obtain into water water temperature signal, and second voltage analog signal is carried out to analog-to-digital conversion obtain output water temperature signal, wherein, water temperature signal comprises output water temperature signal and water inlet water temperature signal.
Further, controller comprises: calculator, be connected with signal processor, and for calculating inflow temperature according to water inlet water temperature signal, and according to output water temperature calculated signals leaving water temperature; Processor, is connected with calculator, for generating inflow temperature curve according to inflow temperature, and generates effluent temperature curve according to leaving water temperature, and wherein, water temperature curve comprises inflow temperature curve and effluent temperature curve.
Further, controller also comprises: comparator, be connected with calculator, and for relatively inflow temperature and/or leaving water temperature, whether meet preset temperature threshold value and obtain comparative result; Intelligent water monitoring device number comprises: warning device, be connected with comparator, and at comparative result being inflow temperature and/or leaving water temperature do not meet preset temperature threshold value in the situation that, generate alarm signal.
Further, warning device comprises: signal generator, is connected with comparator, for generating alarm signal; Alarm, is connected with signal generator, for reporting to the police according to alarm signal.
To achieve these goals, according to the embodiment of the present invention aspect, provide a kind of Intelligent water monitoring equipment, this Intelligent water monitoring equipment comprises Intelligent water monitoring device.
To achieve these goals, according to the embodiment of the present invention aspect, provide a kind of Intelligent water monitoring method, this Intelligent water monitoring method comprises: the water temperature signal of Real-time Collection chilled water water temperature; According to water temperature signal, generate water temperature curve.
Further, the water temperature signal of Real-time Collection chilled water water temperature comprises: the temperature of collection water inlet is exported the temperature of the first resistance value and delivery port and exported the second resistance value; The first resistance value is converted to the first voltage analog signal and the second resistance value is converted to second voltage analog signal; The first voltage analog signal is carried out to analog-to-digital conversion and obtain into water water temperature signal, and second voltage analog signal is carried out to analog-to-digital conversion obtain output water temperature signal, wherein, water temperature signal comprises output water temperature signal and water inlet water temperature signal; According to water temperature signal, generating water temperature curve comprises: according to water inlet water temperature signal, calculate inflow temperature, and according to output water temperature calculated signals leaving water temperature; According to inflow temperature, generate inflow temperature curve, and generate effluent temperature curve according to leaving water temperature, wherein, water temperature curve comprises inflow temperature curve and effluent temperature curve.
Further, according to water inlet water temperature signal, calculating inflow temperature, and according to after output water temperature calculated signals leaving water temperature, Intelligent water monitoring method also comprises: relatively whether inflow temperature and/or leaving water temperature meet preset temperature threshold value; In the situation that inflow temperature and/or leaving water temperature do not meet preset temperature threshold value, generate alarm signal; According to alarm signal, report to the police.
To achieve these goals, according to the embodiment of the present invention aspect, provide a kind of Intelligent water monitoring device, this Intelligent water monitoring device comprises: acquisition module, for the water temperature signal of Real-time Collection chilled water water temperature; Generation module, for generating water temperature curve according to water temperature signal.
Adopt the present invention, by the water temperature signal of water temperature collection device Real-time Collection chilled water, then controller generates water temperature curve according to this water temperature signal, Real-time Collection water temperature signal can be not undetected to the water temperature of chilled water, can monitor cooling water water temperature situation of change all the time, by controlling cooling water water temperature, guarantee the reasonability of the mold clearing temperature of injecting products, because mold clearing temperature causes moulding extremely, there are some recessive damaging problems in minimizing, solved the problem of the cooling water water temperature variation that can not accurately detect injection moulding production in prior art, realized the effect of cooling water water temperature during Real-Time Monitoring injection moulding is produced.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the structural representation of the Intelligent water monitoring device of the embodiment of the present invention;
Fig. 2 is according to the structural representation of a kind of optional Intelligent water monitoring device of the embodiment of the present invention;
Fig. 3 is according to the schematic diagram of the Intelligent water monitoring equipment of the embodiment of the present invention;
Fig. 4 is according to the flow chart of the Intelligent water monitoring method of the embodiment of the present invention; And
Fig. 5 is according to the flow chart of a kind of optional Intelligent water monitoring method of the embodiment of the present invention.
The specific embodiment
In order to make those skilled in the art person understand better the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, should belong to the scope of protection of the invention.
It should be noted that, the term " first " in description of the present invention and claims and above-mentioned accompanying drawing, " second " etc. are for distinguishing similar object, and needn't be for describing specific order or precedence.The data that should be appreciated that such use suitably can exchanged in situation, so as embodiments of the invention described herein can with except diagram here or describe those order enforcement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, for example, those steps or unit that the process that has comprised series of steps or unit, method, system, product or equipment are not necessarily limited to clearly list, but can comprise clearly do not list or for these processes, method, product or equipment intrinsic other step or unit.
Fig. 1 is according to the structural representation of the Intelligent water monitoring device of the embodiment of the present invention.As shown in Figure 1, this device comprises: water temperature collection device 10, is connected with chilled water container, for the water temperature signal of Real-time Collection chilled water; Controller 20, is connected with water temperature collection device, for generating water temperature curve according to water temperature signal; Display screen 30, is connected with controller, for showing water temperature curve.
Adopt the present invention, by the water temperature signal of water temperature collection device Real-time Collection chilled water, then controller generates water temperature curve according to this water temperature signal, Real-time Collection water temperature signal can be not undetected to the water temperature of chilled water, can monitor cooling water water temperature situation of change all the time, by controlling cooling water water temperature, guarantee the reasonability of the mold clearing temperature of injecting products, because mold clearing temperature causes moulding extremely, there are some recessive damaging problems in minimizing, solved the problem of the cooling water water temperature variation that can not accurately detect injection moulding production in prior art, realized the effect of cooling water water temperature during Real-Time Monitoring injection moulding is produced.In the above embodiment of the present invention, water temperature curve can also be shown, can monitor in real time chilled water water temperature by external display like this, the result that makes to monitor in real time chilled water water temperature is more accurate.
As shown in Figure 2, water temperature collection device 10 can comprise: the first thermocouple 11, is connected with the water inlet (not shown) of chilled water container, for gathering the temperature of water inlet and exporting the first resistance value; The second thermocouple 13, is connected with the delivery port (not shown) of chilled water container, for gathering the temperature of delivery port and exporting the second resistance value; Resistance convertor, is connected with the second thermocouple with the first thermocouple respectively, for the first resistance value is converted to the first voltage analog signal, and the second resistance value is converted to second voltage analog signal; Signal processor, be connected with resistance convertor, for the first voltage analog signal is carried out to analog-to-digital conversion, obtain into water water temperature signal, and second voltage analog signal is carried out to analog-to-digital conversion obtain output water temperature signal, wherein, water temperature signal comprises output water temperature signal and water inlet water temperature signal; Water temperature processor 15 in Fig. 2 comprises resistance convertor and signal processor.
Wherein, water temperature collection device in above-described embodiment can be FX2N-4AD-TC temperature collect module, by two resistance values that directly chilled water water temperature are reflected on two thermocouples, be converted into voltage analog signal, being converted to data signal (being water inlet water temperature signal and the output water temperature signal in above-described embodiment) is sent in PLC (programmable logic controller (PLC), i.e. controller in above-described embodiment 20) again.
According to the abovementioned embodiments of the present invention, controller 20 can comprise: calculator, be connected with signal processor, and for calculating inflow temperature according to water inlet water temperature signal, and according to output water temperature calculated signals leaving water temperature; Processor, is connected with calculator, for generating inflow temperature curve according to inflow temperature, and generates effluent temperature curve according to leaving water temperature, and wherein, water temperature curve comprises inflow temperature curve and effluent temperature curve.
Particularly, controller can carry out real-time data communication by communication data line and water temperature collection device, the water temperature signal that water temperature collection device is collected transfers to controller, calculator in controller calculates inflow temperature and leaving water temperature according to water temperature signal, then by processor, just inflow temperature and leaving water temperature are depicted as inflow temperature curve and effluent temperature curve, and inflow temperature curve and effluent temperature curve are transferred to display screen (as touch-screen), display screen shows two above-mentioned curves.
In the above-described embodiments, calculator can also be connected with display screen, and the inflow temperature calculating and leaving water temperature are shown in real time by display screen.Alternatively, the various intermediate data of the generation in above-described embodiment and result data all can be to be kept in the internal memory of controller.
According to the abovementioned embodiments of the present invention, according to the bound of reporting to the police, judge whether that demand motive alarm carries out sound and light alarm prompting, alternatively, controller can also comprise: comparator, be connected with calculator, for relatively whether inflow temperature and/or leaving water temperature meet preset temperature threshold value and obtain comparative result; Intelligent water monitoring device also comprises: warning device, be connected with comparator, and at comparative result being inflow temperature and/or leaving water temperature do not meet preset temperature threshold value in the situation that, generate alarm signal.
Particularly, inputting interface input preset temperature threshold value that can be by display screen, also can be in comparator built-in this preset temperature threshold value (this preset temperature threshold value represents the acceptability limit of chilled water water temperature).Comparator after obtaining inflow temperature and leaving water temperature, by inflow temperature and leaving water temperature respectively with the comparison of preset temperature threshold value, while having at least one not meet preset temperature threshold value, generate alarm signal in inflow temperature and leaving water temperature.
Alternatively, while having at least one not meet preset temperature threshold value in definite inflow temperature and leaving water temperature, obtain and do not meet the temperature of preset temperature threshold value and the magnitude relationship of preset temperature threshold value endpoints thereof, in the situation that do not meet the first end value that the temperature of preset temperature threshold value is less than preset temperature threshold value, generate the first too low alarm signal of this temperature; In the situation that do not meet the second end value that the temperature of preset temperature threshold value is greater than preset temperature threshold value, generate the second alarm signal of this excess Temperature.Wherein, the first end value is less than the second end value, and also the first end value is the lower limit of preset temperature threshold value, and the second end value is the upper limit of preset temperature threshold value.
In alarm, while generating the first alarm signal, too low indicator lamp 51 is bright shown in figure 2, while generating the second alarm signal, too high indicator lamp 53 is bright, when inflow temperature and leaving water temperature all meet preset temperature threshold value, show that cooling water water temperature is normal, normal indicator lamp 55 is bright.As shown in Figure 2, after alarm equipment alarm, can also carry out reset processing by 40 pairs of controllers of SR and alarm, remove and report to the police.
For example: the water inlet water temperature of Real-time Obtaining is 22.C, the leaving water temperature of Real-time Obtaining is 30.C, preset temperature threshold value is 22～25.C, leaving water temperature does not meet preset temperature threshold value, and comparator judges further, and 30>25 generates the too high alarm signal of coolant-temperature gage.
In the above embodiment of the present invention, warning device can comprise: signal generator, is connected with comparator, for generating alarm signal (this alarm signal can be corresponding audio alert signal, visual alarm etc.); Alarm, is connected with signal generator, for reporting to the police according to alarm signal.
Wherein, alarm comprises alarm lamp, phonetic alarm etc.
Controller in the above-described embodiments and display screen, and all can set up communication by COM connection between controller and water temperature collection device.
According to the abovementioned embodiments of the present invention, can use Mitsubishi PLC to realize the function of controller, and PT100, FX2N temperature sensor are as water temperature collection device, in real time injection machine cooling water water temperature are detected, and can exceed acceptability limit automatic alarm in water temperature.By the above embodiment of the present invention, can monitor in real time cooling water water temperature, can record temperature curve simultaneously and show automatic alarm after temperature exceeding standard; Efficiently prevent the exceed standard generation of problem of injection machine cooling water water temperature, can effectively promote Injection Molding Products qualification rate.
To achieve these goals, according to the embodiment of the present invention aspect, provide a kind of Intelligent water monitoring equipment, this Intelligent water monitoring equipment comprises any one Intelligent water monitoring device in above-described embodiment.
Adopt the present invention, by the water temperature signal of water temperature collection device Real-time Collection chilled water, then controller generates water temperature curve according to this water temperature signal, Real-time Collection water temperature signal can be not undetected to the water temperature of chilled water, can monitor cooling water water temperature situation of change all the time, by controlling cooling water water temperature, guarantee the reasonability of the mold clearing temperature of injecting products, because mold clearing temperature causes moulding extremely, there are some recessive damaging problems in minimizing, solved and in prior art, can not accurately detect the cooling water water temperature variation that injection moulding is produced, thereby cause the underproof problem of injecting products, realized the effect of cooling water water temperature during Real-Time Monitoring injection moulding is produced.
Wherein, as shown in Figure 3, Intelligent water monitoring equipment in above-described embodiment can utilize carving machine to process senior bakelite plate and make this device housings (comprising: top panel 61, lower panel 62, left panel 63, right panel 64 and rear board 65), on front panel, be provided with indicator lamp and shift knob 70, by shift knob, start or stop the work of Intelligent water monitoring equipment, indicator lamp is for reporting to the police.Alternatively, indicator lamp can comprise: too high indicator lamp 53, too low indicator lamp 51 and normal indicator lamp 55.Need to further illustrate, on front panel, can also be provided with SR 40, by this SR, can cancel the indication of reporting to the police.
Fig. 4 is that the method comprises the steps: as shown in Figure 4 according to the flow chart of the Intelligent water monitoring method of the embodiment of the present invention
Step S402, the water temperature signal of Real-time Collection chilled water water temperature.
Step S404, generates water temperature curve according to water temperature signal.
Adopt the present invention, by the water temperature signal of water temperature collection device Real-time Collection chilled water, then controller generates water temperature curve according to this water temperature signal, Real-time Collection water temperature signal can be not undetected to the water temperature of chilled water, can monitor cooling water water temperature situation of change all the time, by controlling cooling water water temperature, guarantee the reasonability of the mold clearing temperature of injecting products, because mold clearing temperature causes moulding extremely, there are some recessive damaging problems in minimizing, solved the problem of the cooling water water temperature variation that can not accurately detect injection moulding production in prior art, realized the effect of cooling water water temperature during Real-Time Monitoring injection moulding is produced.
As shown in Figure 5, the above embodiment of the present invention can realize as follows:
Step S502: the resistance value that gathers thermocouple.
Step S504: obtain real-time inflow temperature and real-time leaving water temperature.
Step S506: obtain preset temperature threshold value.
Step S508: judge whether inflow temperature and leaving water temperature meet preset temperature threshold value.
Step S510: the in the situation that at least one not meeting preset temperature threshold value in inflow temperature and leaving water temperature, generate alarm signal.
In the above embodiment of the present invention, the water temperature signal of Real-time Collection chilled water water temperature comprises: the temperature of collection water inlet is exported the temperature of the first resistance value and delivery port and exported the second resistance value; The first resistance value is converted to the first voltage analog signal and the second resistance value is converted to second voltage analog signal; The first voltage analog signal is carried out to analog-to-digital conversion and obtain into water water temperature signal, and second voltage analog signal is carried out to analog-to-digital conversion obtain output water temperature signal, wherein, water temperature signal comprises output water temperature signal and water inlet water temperature signal; According to water temperature signal, generating water temperature curve comprises: according to water inlet water temperature signal, calculate inflow temperature, and according to output water temperature calculated signals leaving water temperature; According to inflow temperature, generate inflow temperature curve, and generate effluent temperature curve according to leaving water temperature, wherein, water temperature curve comprises inflow temperature curve and effluent temperature curve.
Need to illustrate further, according to water inlet water temperature signal, calculating inflow temperature, and according to after output water temperature calculated signals leaving water temperature, Intelligent water monitoring method also comprise: relatively whether inflow temperature and/or leaving water temperature meet preset temperature threshold value; In the situation that inflow temperature and/or leaving water temperature do not meet preset temperature threshold value, generate alarm signal; According to alarm signal, report to the police.
Particularly, inputting interface input preset temperature threshold value that can be by display screen, also can be in comparator built-in this preset temperature threshold value (this preset temperature threshold value represents the acceptability limit of chilled water water temperature).Comparator after obtaining inflow temperature and leaving water temperature, by inflow temperature and leaving water temperature respectively with the comparison of preset temperature threshold value, while having at least one not meet preset temperature threshold value, generate alarm signal in inflow temperature and leaving water temperature.
Alternatively, while having at least one not meet preset temperature threshold value in definite inflow temperature and leaving water temperature, obtain and do not meet the temperature of preset temperature threshold value and the magnitude relationship of preset temperature threshold value endpoints thereof, in the situation that do not meet the first end value that the temperature of preset temperature threshold value is less than preset temperature threshold value, generate the first too low alarm signal of this temperature; In the situation that do not meet the second end value that the temperature of preset temperature threshold value is greater than preset temperature threshold value, generate the second alarm signal of this excess Temperature.Wherein, the first end value is less than the second end value, and also the first end value is the lower limit of preset temperature threshold value, and the second end value is the upper limit of preset temperature threshold value.
In alarm, while generating the first alarm signal, too low indicator lamp 51 is bright shown in figure 2, while generating the second alarm signal, too high indicator lamp 53 is bright, when inflow temperature and leaving water temperature all meet preset temperature threshold value, show that cooling water water temperature is normal, normal indicator lamp 55 is bright.As shown in Figure 2, after alarm equipment alarm, can also carry out reset processing by 40 pairs of controllers of SR and alarm, remove and report to the police.
For example: the water inlet water temperature of Real-time Obtaining is 22.C, the leaving water temperature of Real-time Obtaining is 30.C, preset temperature threshold value is 22～25.C, leaving water temperature does not meet preset temperature threshold value, and comparator judges further, and 30>25 generates the too high alarm signal of coolant-temperature gage.
It should be noted that, in the step shown in the flow chart of accompanying drawing, can in the computer system such as one group of computer executable instructions, carry out, and, although there is shown logical order in flow process, but in some cases, can carry out shown or described step with the order being different from herein.
To achieve these goals, according to the embodiment of the present invention aspect, provide a kind of Intelligent water monitoring device, this Intelligent water monitoring device comprises: acquisition module, for the water temperature signal of Real-time Collection chilled water water temperature; Generation module, for generating water temperature curve according to water temperature signal.
Adopt the present invention, by the water temperature signal of water temperature collection device Real-time Collection chilled water, then controller generates water temperature curve according to this water temperature signal, Real-time Collection water temperature signal can be not undetected to the water temperature of chilled water, can monitor cooling water water temperature situation of change all the time, by controlling cooling water water temperature, guarantee the reasonability of the mold clearing temperature of injecting products, because mold clearing temperature causes moulding extremely, there are some recessive damaging problems in minimizing, solved the problem of the cooling water water temperature variation that can not accurately detect injection moulding production in prior art, realized the effect of cooling water water temperature during Real-Time Monitoring injection moulding is produced.
As can be seen from the above description, the present invention has realized following technique effect:
Adopt the present invention, by the water temperature signal of water temperature collection device Real-time Collection chilled water, then controller generates water temperature curve according to this water temperature signal, Real-time Collection water temperature signal can be not undetected to the water temperature of chilled water, can monitor cooling water water temperature situation of change all the time, by controlling cooling water water temperature, guarantee the reasonability of the mold clearing temperature of injecting products, because mold clearing temperature causes moulding extremely, there are some recessive damaging problems in minimizing, solved the problem of the cooling water water temperature variation that can not accurately detect injection moulding production in prior art, realized the effect of cooling water water temperature during Real-Time Monitoring injection moulding is produced.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, or they are made into respectively to each integrated circuit modules, or a plurality of modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an Intelligent water monitoring device, is characterized in that, comprising:
Water temperature collection device, is connected with chilled water container, for the water temperature signal of Real-time Collection chilled water;
Controller, is connected with described water temperature collection device, for generating water temperature curve according to described water temperature signal;
Display screen, is connected with described controller, for showing described water temperature curve.
2. Intelligent water monitoring device according to claim 1, is characterized in that, described water temperature collection device comprises:
The first thermocouple, is connected with the water inlet of described chilled water container, for gathering the temperature of described water inlet, exports the first resistance value;
The second thermocouple, is connected with the delivery port of described chilled water container, for gathering the temperature of described delivery port, exports the second resistance value;
Resistance convertor, is connected with described the second thermocouple with described the first thermocouple respectively, for described the first resistance value is converted to the first voltage analog signal, and described the second resistance value is converted to second voltage analog signal;
Signal processor, is connected with described resistance convertor, and for described the first voltage analog signal is carried out to analog-to-digital conversion, obtain into water water temperature signal, and described second voltage analog signal is carried out to analog-to-digital conversion obtain output water temperature signal,
Wherein, described water temperature signal comprises described output water temperature signal and described water inlet water temperature signal.
3. Intelligent water monitoring device according to claim 2, is characterized in that, described controller comprises:
Calculator, is connected with described signal processor, for calculating inflow temperature according to described water inlet water temperature signal, and according to described output water temperature calculated signals leaving water temperature;
Processor, is connected with described calculator, for generating inflow temperature curve according to described inflow temperature, and generates effluent temperature curve according to described leaving water temperature, and wherein, described water temperature curve comprises described inflow temperature curve and described effluent temperature curve.
4. Intelligent water monitoring device according to claim 3, is characterized in that,
Described controller also comprises: comparator, be connected with described calculator, and for more described inflow temperature and/or described leaving water temperature, whether meet preset temperature threshold value and obtain comparative result;
Described Intelligent water monitoring device number comprises: warning device, be connected with described comparator, and at described comparative result being described inflow temperature and/or described leaving water temperature do not meet preset temperature threshold value in the situation that, generate alarm signal.
5. Intelligent water monitoring device according to claim 4, is characterized in that, described warning device comprises:
Signal generator, is connected with described comparator, for generating described alarm signal;
Alarm, is connected with described signal generator, for reporting to the police according to described alarm signal.
6. an Intelligent water monitoring equipment, is characterized in that, comprising: the Intelligent water monitoring device in claim 1 to 5 described in any one.
7. an Intelligent water monitoring method, is characterized in that, comprising:
The water temperature signal of Real-time Collection chilled water water temperature;
According to described water temperature signal, generate water temperature curve.
8. Intelligent water monitoring method according to claim 7, is characterized in that,
The water temperature signal of Real-time Collection chilled water water temperature comprises: the temperature of collection water inlet is exported the temperature of the first resistance value and delivery port and exported the second resistance value; Described the first resistance value is converted to the first voltage analog signal and described the second resistance value is converted to second voltage analog signal; Described the first voltage analog signal is carried out to analog-to-digital conversion to be obtained into water water temperature signal, and described second voltage analog signal is carried out to analog-to-digital conversion obtain output water temperature signal, wherein, described water temperature signal comprises described output water temperature signal and described water inlet water temperature signal;
According to described water temperature signal, generating water temperature curve comprises: according to described water inlet water temperature signal, calculate inflow temperature, and according to described output water temperature calculated signals leaving water temperature; According to described inflow temperature, generate inflow temperature curve, and generate effluent temperature curve according to described leaving water temperature, wherein, described water temperature curve comprises described inflow temperature curve and described effluent temperature curve.
9. Intelligent water monitoring method according to claim 8, is characterized in that, calculating inflow temperature, and according to after described output water temperature calculated signals leaving water temperature, described Intelligent water monitoring method also comprises according to described water inlet water temperature signal:
Whether more described inflow temperature and/or described leaving water temperature meet preset temperature threshold value;
In the situation that described inflow temperature and/or described leaving water temperature do not meet preset temperature threshold value, generate alarm signal;
According to described alarm signal, report to the police.
10. an Intelligent water monitoring device, is characterized in that, comprising:
Acquisition module, for the water temperature signal of Real-time Collection chilled water water temperature;
Generation module, for generating water temperature curve according to described water temperature signal.
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