CN204054562U - Intelligent water monitoring device and equipment - Google Patents
Intelligent water monitoring device and equipment Download PDFInfo
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- CN204054562U CN204054562U CN201420248140.6U CN201420248140U CN204054562U CN 204054562 U CN204054562 U CN 204054562U CN 201420248140 U CN201420248140 U CN 201420248140U CN 204054562 U CN204054562 U CN 204054562U
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Abstract
The utility model discloses a kind of Intelligent water monitoring device and equipment.Wherein, 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.Adopt the utility model, solve in prior art the problem that accurately can not detect the chilled water water temperature change that injection moulding is produced, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.
Description
Technical field
The utility model relates to automation control area, in particular to a kind of Intelligent water monitoring device and equipment.
Background technology
The detection of the cooler-water temperature of current injection moulding production and application be all rely on manually take out mould water inlet pipe after water intaking measure; just checked operation can be completed after needing equipment downtime injection moulding produced during detection; shut down the production detecting and delay injection moulding; also easily bring the hidden danger of product abnormal (as product quality is defective) after shutting down simultaneously; and use said method to be random to the detection time that chilled water detects; that checks is not comprehensive, and this random detection method can not reflect cooler-water temperature change truth.
For the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced in prior art, at present effective solution is not yet proposed.
Utility model content
For the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced in correlation technique, at present effective solution is not yet proposed, for this reason, main purpose of the present utility model is to provide a kind of Intelligent water monitoring device and equipment, to solve the problem.
To achieve these goals, according to an aspect of the utility model embodiment, 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, is connected with the water inlet of chilled water container, and the temperature for gathering water inlet exports the first resistance value; Second thermocouple, is connected with the delivery port of chilled water container, and the temperature for gathering delivery port exports the second resistance value; Resistance convertor, is connected with the first thermocouple and the second thermocouple respectively, for the first resistance value is converted to the first voltage analog signal, and the second resistance value is converted to the second voltage analog signal; Signal processor, be connected with resistance convertor, obtain into water water temperature signal for the first voltage analog signal is carried out analog-to-digital conversion, and the second voltage analog signal is carried out 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, is connected with signal processor, for calculating inflow temperature according to water inlet water temperature signal, and calculates coolant-temperature gage according to output water temperature signal; Processor, is connected with calculator, and for generating inflow temperature curve according to inflow temperature, and generate effluent temperature curve according to leaving water temperature, wherein, water temperature curve comprises inflow temperature curve and effluent temperature curve.
Further, controller also comprises: comparator, is connected with calculator, whether meets preset temperature threshold value obtain comparative result for comparing inflow temperature and/or leaving water temperature; Intelligent water monitoring device number comprises: warning device, is connected with comparator, for when comparative result is inflow temperature and/or leaving water temperature does not meet preset temperature threshold value, generates 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 an aspect of the utility model embodiment, provide a kind of Intelligent water monitoring equipment, this Intelligent water monitoring equipment comprises Intelligent water monitoring device.
Adopt the utility model, 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 not be undetected to the water temperature of chilled water, cooler-water temperature situation of change all the time can be monitored, the reasonability of the mold clearing temperature of injecting products is ensured by controlled cooling model water water temperature, reduce and cause moulding to there is the damaging problem of some recessiveness because mold clearing temperature is abnormal, solve in prior art the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the Intelligent water monitoring device according to the utility model embodiment;
Fig. 2 is the structural representation of a kind of optional Intelligent water monitoring device according to the utility model embodiment;
Fig. 3 is the schematic diagram of the Intelligent water monitoring equipment according to the utility model embodiment;
Fig. 4 is the flow chart of the Intelligent water monitoring method according to the utility model embodiment; And
Fig. 5 is the flow chart of a kind of optional Intelligent water monitoring method according to the utility model embodiment.
Detailed description of the invention
The utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
It should be noted that, term " first ", " second " etc. in description of the present utility model and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as embodiment of the present utility model described herein can with except here diagram or describe those except order implement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Fig. 1 is the structural representation of the Intelligent water monitoring device according to the utility model embodiment.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 utility model, 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 not be undetected to the water temperature of chilled water, cooler-water temperature situation of change all the time can be monitored, the reasonability of the mold clearing temperature of injecting products is ensured by controlled cooling model water water temperature, reduce and cause moulding to there is the damaging problem of some recessiveness because mold clearing temperature is abnormal, solve in prior art the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.In the utility model above-described embodiment, water temperature curve can also be shown, chilled water water temperature can be monitored in real time by external display like this, make the result monitoring chilled water water temperature in real time 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; 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 first thermocouple and the second thermocouple respectively, for the first resistance value is converted to the first voltage analog signal, and the second resistance value is converted to the second voltage analog signal; Signal processor, be connected with resistance convertor, obtain into water water temperature signal for the first voltage analog signal is carried out analog-to-digital conversion, and the second voltage analog signal is carried out 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 chilled water water temperature, two resistance values be reflected on two thermocouples are converted into voltage analog signal by direct, be converted to data signal (the water inlet water temperature signal namely in above-described embodiment and output water temperature signal) to be again sent in PLC (programmable logic controller (PLC), the controller 20 namely in above-described embodiment).
According to above-described embodiment of the present utility model, controller 20 can comprise: calculator, is connected with signal processor, for calculating inflow temperature according to water inlet water temperature signal, and calculates coolant-temperature gage according to output water temperature signal; Processor, is connected with calculator, and for generating inflow temperature curve according to inflow temperature, and generate effluent temperature curve according to leaving water temperature, 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 collected by water temperature collection device 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, the inflow temperature calculated and leaving water temperature is 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 kept in the internal memory of controller.
According to above-described embodiment of the present utility model, judge whether to need to drive alarm to carry out sound and light alarm prompting according to the bound of reporting to the police, alternatively, controller can also comprise: comparator, be connected with calculator, for comparing inflow temperature and/or whether leaving water temperature meets preset temperature threshold value and obtain comparative result; Intelligent water monitoring device also comprises: warning device, is connected with comparator, for when comparative result is inflow temperature and/or leaving water temperature does not meet preset temperature threshold value, generates alarm signal.
Particularly, can by the inputting interface of display screen input preset temperature threshold value, also can built-in this preset temperature threshold value (this preset temperature threshold value represents the acceptability limit of chilled water water temperature) in a comparator.Inflow temperature and leaving water temperature, after acquisition inflow temperature and leaving water temperature, compare with preset temperature threshold value by comparator respectively, when having at least one not meet preset temperature threshold value in inflow temperature and leaving water temperature, generate alarm signal.
Alternatively, when determining have at least one not meet preset temperature threshold value in 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, when the temperature not meeting preset temperature threshold value is less than the first end value of preset temperature threshold value, generate the first alarm signal that this temperature is too low; When the temperature not meeting preset temperature threshold value is greater than the second end value of preset temperature threshold value, generate the second alarm signal that this temperature is too high.Wherein, the first end value is less than the second end value, and also namely 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.
Shown in figure 2 in alarm, when generating the first alarm signal, too low indicator lamp 51 is bright, when 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 cooler-water temperature is normal, normal indicator lamp 55 is bright.As shown in Figure 2, after alarm equipment alarm, reset processing can also be carried out by SR 40 pairs of controllers and alarm, remove and report to the police.
Such as: 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, then leaving water temperature does not meet preset temperature threshold value, then comparator judges further, 30>25, then generate the alarm signal that coolant-temperature gage is too high.
In above-described embodiment of the present utility model, warning device can comprise: signal generator, is connected with comparator, for generating alarm signal (this alarm signal can be the audio alert signal, visual alarm etc. of correspondence); 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 above-described embodiment of the present utility model, Mitsubishi PLC can be used to realize the function of controller, and PT100, FX2N temperature sensor is as water temperature collection device, in real time injection machine cooler-water temperature is detected, and acceptability limit automatic alarm can be exceeded in water temperature.By the utility model above-described embodiment, cooler-water temperature can be monitored in real time, can temperature curve be recorded and show, automatic alarm after temperature exceeding standard simultaneously; Efficiently prevent the generation of injection machine cooler-water temperature excessive problem, can effectively promote Injection Molding Products qualification rate.
To achieve these goals, according to an aspect of the utility model embodiment, 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 utility model, 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 not be undetected to the water temperature of chilled water, cooler-water temperature situation of change all the time can be monitored, the reasonability of the mold clearing temperature of injecting products is ensured by controlled cooling model water water temperature, reduce and cause moulding to there is the damaging problem of some recessiveness because mold clearing temperature is abnormal, solve in prior art the cooler-water temperature change that accurately can not detect injection moulding and produce, thus cause the underproof problem of injecting products, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.
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), front panel is provided with indicator lamp and shift knob 70, started or stoped the work of Intelligent water monitoring equipment by shift knob, indicator lamp is used 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, front panel can also be provided with SR 40, can cancel by this SR instruction of reporting to the police.
Fig. 4 is the flow chart of the Intelligent water monitoring method according to the utility model embodiment, and the method comprises the steps: as shown in Figure 4
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 utility model, 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 not be undetected to the water temperature of chilled water, cooler-water temperature situation of change all the time can be monitored, the reasonability of the mold clearing temperature of injecting products is ensured by controlled cooling model water water temperature, reduce and cause moulding to there is the damaging problem of some recessiveness because mold clearing temperature is abnormal, solve in prior art the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.
As shown in Figure 5, the utility model above-described embodiment can realize as follows:
Step S502: the resistance value gathering 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: at least one does not meet preset temperature threshold value in inflow temperature and leaving water temperature, generates alarm signal.
In above-described embodiment of the present utility model, the water temperature signal of Real-time Collection chilled water water temperature comprises: gather the temperature that the temperature of water inlet exports the first resistance value and delivery port and export the second resistance value; First resistance value is converted to the first voltage analog signal and the second resistance value is converted to the second voltage analog signal; First voltage analog signal is carried out analog-to-digital conversion obtain into water water temperature signal, and the second voltage analog signal is carried out analog-to-digital conversion obtain output water temperature signal, wherein, water temperature signal comprises output water temperature signal and water inlet water temperature signal; Generate water temperature curve according to water temperature signal to comprise: calculate inflow temperature according to water inlet water temperature signal, and calculate coolant-temperature gage according to output water temperature signal; Generate inflow temperature curve according to inflow temperature, 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, calculating inflow temperature according to water inlet water temperature signal, and after calculating coolant-temperature gage according to output water temperature signal, Intelligent water monitoring method also comprises: compare inflow temperature and/or whether leaving water temperature meets preset temperature threshold value; When inflow temperature and/or leaving water temperature do not meet preset temperature threshold value, generate alarm signal; Report to the police according to alarm signal.
Particularly, can by the inputting interface of display screen input preset temperature threshold value, also can built-in this preset temperature threshold value (this preset temperature threshold value represents the acceptability limit of chilled water water temperature) in a comparator.Inflow temperature and leaving water temperature, after acquisition inflow temperature and leaving water temperature, compare with preset temperature threshold value by comparator respectively, when having at least one not meet preset temperature threshold value in inflow temperature and leaving water temperature, generate alarm signal.
Alternatively, when determining have at least one not meet preset temperature threshold value in 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, when the temperature not meeting preset temperature threshold value is less than the first end value of preset temperature threshold value, generate the first alarm signal that this temperature is too low; When the temperature not meeting preset temperature threshold value is greater than the second end value of preset temperature threshold value, generate the second alarm signal that this temperature is too high.Wherein, the first end value is less than the second end value, and also namely 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.
Shown in figure 2 in alarm, when generating the first alarm signal, too low indicator lamp 51 is bright, when 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 cooler-water temperature is normal, normal indicator lamp 55 is bright.As shown in Figure 2, after alarm equipment alarm, reset processing can also be carried out by SR 40 pairs of controllers and alarm, remove and report to the police.
Such as: 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, then leaving water temperature does not meet preset temperature threshold value, then comparator judges further, 30>25, then generate the alarm signal that coolant-temperature gage is too high.
It should be noted that, can perform in the computer system of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing, and, although show logical order in flow charts, but in some cases, can be different from the step shown or described by order execution herein.
To achieve these goals, according to an aspect of the utility model embodiment, 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 utility model, 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 not be undetected to the water temperature of chilled water, cooler-water temperature situation of change all the time can be monitored, the reasonability of the mold clearing temperature of injecting products is ensured by controlled cooling model water water temperature, reduce and cause moulding to there is the damaging problem of some recessiveness because mold clearing temperature is abnormal, solve in prior art the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.
The above-mentioned embodiment of the method for the utility model is only the operation principle that device and equipment are described, the utility model does not ask to protect any scheme about method.
As can be seen from the above description, the utility model achieves following technique effect:
Adopt the utility model, 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 not be undetected to the water temperature of chilled water, cooler-water temperature situation of change all the time can be monitored, the reasonability of the mold clearing temperature of injecting products is ensured by controlled cooling model water water temperature, reduce and cause moulding to there is the damaging problem of some recessiveness because mold clearing temperature is abnormal, solve in prior art the problem that accurately can not detect the cooler-water temperature change that injection moulding is produced, achieve the effect of cooler-water temperature in Real-Time Monitoring injection moulding production.
The claimed water temperature collection device of the utility model, controller and each assembly forming this processor be all a kind of have determine shape, structure and occupy the entity products of certain space.As with the electronic device such as door, not gate; Or microprocessor, image processor, sub-processor etc. are all can independent operating, the computer equipment with particular hardware structure, terminal or server.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
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;
Wherein, described water temperature collection device comprises: the first thermocouple, and be connected with the water inlet of described chilled water container, the temperature for gathering described water inlet exports the first resistance value; Second thermocouple, be connected with the delivery port of described chilled water container, the temperature for gathering described delivery port exports the second resistance value; Resistance convertor, is connected with described first thermocouple and described second thermocouple respectively, for described first resistance value is converted to the first voltage analog signal, and described second resistance value is converted to the second voltage analog signal; Signal processor, be connected with described resistance convertor, obtain into water water temperature signal for described first voltage analog signal is carried out analog-to-digital conversion, and described second voltage analog signal is carried out 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.
2. Intelligent water monitoring device according to claim 1, 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 calculates coolant-temperature gage according to described output water temperature signal;
Processor, is connected with described calculator, and for generating inflow temperature curve according to described inflow temperature, 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.
3. Intelligent water monitoring device according to claim 2, is characterized in that,
Described controller also comprises: comparator, is connected with described calculator, whether meets preset temperature threshold value obtain comparative result for more described inflow temperature and/or described leaving water temperature;
Described Intelligent water monitoring device number comprises: warning device, is connected with described comparator, for when described comparative result is described inflow temperature and/or described leaving water temperature does not meet preset temperature threshold value, generates alarm signal.
4. Intelligent water monitoring device according to claim 3, 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.
5. an Intelligent water monitoring equipment, is characterized in that, comprising: the Intelligent water monitoring device in Claims 1-4 described in any one.
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| CN201420248140.6U CN204054562U (en) | 2014-05-14 | 2014-05-14 | Intelligent water monitoring device and equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963256A (en) * | 2014-05-14 | 2014-08-06 | 格力电器（武汉）有限公司 | Intelligent water temperature monitoring method, device and equipment |
| CN105599254A (en) * | 2015-12-29 | 2016-05-25 | 珠海格力电器股份有限公司 | Injection mold monitoring method and device |
-
2014
- 2014-05-14 CN CN201420248140.6U patent/CN204054562U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963256A (en) * | 2014-05-14 | 2014-08-06 | 格力电器（武汉）有限公司 | Intelligent water temperature monitoring method, device and equipment |
| CN105599254A (en) * | 2015-12-29 | 2016-05-25 | 珠海格力电器股份有限公司 | Injection mold monitoring method and device |
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