CN104597941A - Main controller of hot runner temperature control system - Google Patents
Main controller of hot runner temperature control system Download PDFInfo
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- CN104597941A CN104597941A CN201410845835.7A CN201410845835A CN104597941A CN 104597941 A CN104597941 A CN 104597941A CN 201410845835 A CN201410845835 A CN 201410845835A CN 104597941 A CN104597941 A CN 104597941A
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Abstract
The invention relates to the technical field of temperature control systems, and in particular relates to a main controller of a hot runner temperature control system. The main controller comprises a main control circuit, and a complete machine power circuit which is connected with the main control circuit; the main control circuit is connected with an output part, a storing circuit, an RS232 communication circuit, a thermocouple acquiring circuit, a pulse detecting circuit and a CAN communication circuit. According to the main controller of the hot runner temperature control system, the main control circuit performs centralized control; the RS232 communication circuit is externally connected with a touch screen through a serial port to control a man-computer interaction interface by touch, thus the operation is convenient, and the compatibility is high; in addition, temperature control channels and voltage control channels of different quantity can be automatically detected, acquired and combined; the functions of monitoring, alarming and controlling the on and off of the power supply of other parts are achieved; therefore, the production safety is improved, the size of the complete machine can be saved, the cost of the complete machine can be reduced, and the labor cost of assembling the complete machine can be decreased.
Description
Technical field
The present invention relates to temperature control system technical field, refer in particular to one and be applied to industrial injection machine mould temperature controlled hot flow path temperature control system primary controller.
Background technology
Traditional hot flow path temperature control system uses charactron gauge outfit to control the temperature of mould or voltage circuit, each gauge outfit can only control one or two loop, and when production large-scale device, often need more than ten, more than 20 temperature loop, tens even up to a hundred voltage circuits control, in this case, change parameter all must be changed each loop one by one, therefore, complex operation is time-consuming, be not easy to centralized management, the linkage that can not onlinely check each loop state and cannot associate between each loop, cause production efficiency low.Meanwhile, the box volume of hot flow path temperature control system also can be caused to strengthen, and the many wiring in loop are very complicated, when a failure occurs, are not easy to investigate fault.
The primary controller of traditional hot flow path temperature control system uses button to operate mostly, what have does not even have primary controller, each temperature control gauge outfit or voltage-controlled gauge outfit are exactly an independently control system, the control panel of the overall unified management of neither one, function singleness and display not directly perceived, there is no various parameter configuration function and centralized management function, there is no communication function, and there is no fault logging function.
Therefore, based on the defect of above-mentioned existing hot flow path temperature control system primary controller, need to improve existing hot flow path temperature control system primary controller.
Summary of the invention
The object of the invention is to provide a kind of hot flow path temperature control system primary controller for the deficiencies in the prior art, this primary controller solves existing for existing hot flow path temperature control system: centralized control hyperchannel loop and real time record cannot reflect the defects such as duty, volume are large simultaneously.
For achieving the above object, the present invention is achieved by the following technical solutions:
Hot flow path temperature control system primary controller, the complete machine power circuit comprise main control circuit, being connected with main control circuit, main control circuit is connected with output, memory circuit, RS232 communicating circuit, thermopair Acquisition Circuit, pulse-detecting circuit, CAN communication circuit.
Concrete, main control circuit is connected with buffer circuit, for shielding the signal disturbing of other circuit modules.
Concrete, include analog to digital converter in main control circuit, pulse-detecting circuit connects outside injection machine.
More specifically, complete machine power circuit is also connected with AC in turn and exports programme control circut, DC and export programme control circut; AC exports programme control circut and connects outside alarm, point control panel; DC exports programme control circut and connects outside serial ports touch-screen.
Further, RS232 communicating circuit connects outside serial ports touch-screen, can carry out easily arranging and display state by touch-screen.
Further, CAN communication circuit connects outside point control panel.
Further, thermopair Acquisition Circuit connects outside thermopair, for gathering the temperature of mould.
Further, RS232 communicating circuit is the communicating circuit adopting Modbus RTU communications protocol.
Further, output adopts red, yellow, blue three-color LED, can display working condition intuitively.
Beneficial effect of the present invention is: by main control circuit centralized control, adopt the external serial ports touch-screen of RS232 communicating circuit, can realize touching manipulation human-computer interaction interface, easy to operate, compatible good, automatically can detect, obtain, the temperature control channel of compatible varying number and voltage-gated channel, there is monitoring, alarming and control miscellaneous part power supply and cut-off function, can production security be improved, save machine volume, reduce complete machine cost, reduce complete machine assembling human cost.
Accompanying drawing explanation
Fig. 1 is principle schematic of the present invention.
Fig. 2 is external control principle schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
See Fig. 1, Fig. 2, hot flow path temperature control system primary controller of the present invention comprises: main control circuit 3, the complete machine power circuit 1 be connected with main control circuit 3, output 2, memory circuit 4, RS232 communicating circuit 7, thermopair Acquisition Circuit 8, pulse-detecting circuit 9, CAN communication circuit 10, and complete machine power circuit 1 is also connected with AC output programme control circut 5 in turn, DC exports programme control circut 6.
AC exports programme control circut 5 and connects outside alarm, point control panel.
DC exports programme control circut 6, RS232 communicating circuit 7 connects outside serial ports touch-screen respectively.
Thermopair Acquisition Circuit 8 connects outside thermopair.
Pulse-detecting circuit 9 connects outside injection machine, for injection machine input.
CAN communication circuit 10 connects outside point control panel, and CAN communication circuit 10 connects isolated can connection.
Main control circuit 3 is connected with buffer circuit, for shielding the signal disturbing of other circuit modules.
Output 2 adopts red, yellow, blue three-color LED.
DC exports programme control circut 6 for DC24V output.
RS232 communicating circuit 7 adopts Modbus RTU communications protocol.
The power supply input of hot flow path temperature control system primary controller connects two-phase AC110 ~ 220V 50/60Hz civil power, DC output programme control circut 6 connects serial ports touch-screen power supply, RS232 communicating circuit 7 connects serial ports touch-screen RS232 communication port, thermopair Acquisition Circuit 8 connects thermopair, detect for mold temperature, pulse-detecting circuit 9 connects injection machine output signal, and AC exports programme control circut 5 and connects alarm and point control panel.
Primary controller of the present invention by complete machine power circuit 1 from power supply needed for civil power acquisition system, two-phase AC110 ~ 220V, 50/60Hz; Main control circuit 3 carries out data interaction by RS232 communicating circuit 7 and external serial ports touch-screen, can realize man-machine interaction by serial ports touch-screen, carry out to each channel temperature information of voltage check and arrange and other system information check setting; Main control circuit 3 carries out data communication by CAN communication circuit 10 and each point of control panel, thus obtains and control the channel information of each point of control panel; Pulse-detecting circuit 9 is for detecting injection machine signal thus judging injection machine whether off-line, and safety in production of being more convenient for, provides safety guarantee to operating personnel and equipment itself; Thermopair Acquisition Circuit 8 gathers mold temperature, and monitoring production environment, is convenient to safety in production; DC exports programme control circut 6 for powering for serial ports touch-screen, and AC exports programme control circut 5 for powering for alarm and a point control panel; Alarm for warning mould temperature abnormality or without injection machine signal etc., for produced on-site operating personnel provide more obvious information warning; Memory circuit 4 is for saved system configuration information etc., and system power failure still can preserve data; Output 2 is signal designation, when main control circuit 3 and serial ports touch-screen carry out data interaction, blue indicator light can be glittering, when main control circuit 3 carries out data interaction with a point control panel, blue indicator light also can be glittering, also namely blue indicator light is data interaction pilot lamp, when system exception has warning message, yellow indicator lamp can be bright, during system boot, red led can be bright, and instruction power supply is normal.
The present invention's entirety, in modular design, can save machine volume, and wiring is convenient, reduces complete machine assembling human cost, can enhance productivity, reduce complete machine cost.
When using, obtained the port number of each point of control panel by the button clicked on serial ports touch-screen, now governor circuit can divide the port number of control panel and was stored in memory circuit 4 by automatic acquisition first time.Then carry out concentrated setting by serial ports touch-screen and single each channel information is set, thus each passage is run according to the parameter of setting, monitoring each passage running status simultaneously.
Thermocouple voltages signal is carried out simulation trial process by thermopair Acquisition Circuit 8, then is changed by the analog to digital converter (ADC) that main control circuit 3 carries, thus calculates actual mold temperature value, is convenient to supervision molding temperature thus realizes safety in production.
Injection machine pulse signal is converted to the IO matched level pulse signal of main control circuit 3 by pulse-detecting circuit 9, thus is convenient to monitoring injection machine running status realization safety in production.
The present invention proposes the many temperature control loops of a kind of centralized control and multivoltage control loop, utilizes touch-screen to realize the device of the human-computer interactive control of intuitive and convenient, has following multiple advantage:
1, possess RS232 Modbus communication function, have employed the control mode of touch-screen man-machine interaction, easy to operate, information displaying is intuitively comprehensive;
2, small volume, compact, loop is intensive, it is clear to connect up, integrate multiloop temperature control (reaching as high as 254 tunnels), multiloop Regulation Control (reaching as high as 254 tunnels);
3, CAN Modbus communication modes and each point of control panel is used to realize communication; For realizing and point control panel, being also performance element device talk, realizing the temperature voltage etc. that centralized management controls each point of control panel, also can obtain temperature voltage information and the error message of each passage;
4, false alarm display writing function is added;
5, the power supply achieving master control borad mold temperature monitoring and program control each sub-control plate cut-offs;
6, possess and utilize thermopair to gather mold temperature function, thus mold temperature can be detected realize safety in production;
7, add injection machine signal testing function, thus better judge whether abnormal mould is produced, and realizes safety in production;
8, automatic acquisition store-memory: temperature control channel number and voltage-gated channel number, system compatibility is stronger;
9, possess LED deixis, system running state can be judged intuitively.
Certainly, the embodiment of the above, just preferred embodiments of the present invention, and unrestricted the scope of the present invention, therefore all equivalences done according to structure, feature and the principle described in the present patent application the scope of the claims change or modify, and all should be included in the present patent application the scope of the claims.
Claims (9)
1. hot flow path temperature control system primary controller, it is characterized in that: the complete machine power circuit comprise main control circuit, being connected with main control circuit, main control circuit is connected with output, memory circuit, RS232 communicating circuit, thermopair Acquisition Circuit, pulse-detecting circuit, CAN communication circuit.
2. hot flow path temperature control system primary controller according to claim 1, is characterized in that: main control circuit is connected with buffer circuit, for shielding the signal disturbing of other circuit modules.
3. hot flow path temperature control system primary controller according to claim 1, it is characterized in that: include analog to digital converter in main control circuit, pulse-detecting circuit connects outside injection machine.
4. hot flow path temperature control system primary controller according to claim 2, is characterized in that: complete machine power circuit is also connected with AC output programme control circut in turn, DC exports programme control circut; AC exports programme control circut and connects outside alarm, point control panel; DC exports programme control circut and connects outside serial ports touch-screen.
5. hot flow path temperature control system primary controller according to claim 1, is characterized in that: RS232 communicating circuit connects outside serial ports touch-screen.
6. hot flow path temperature control system primary controller according to claim 1, is characterized in that: CAN communication circuit connects outside point control panel.
7. hot flow path temperature control system primary controller according to claim 1, is characterized in that: thermopair Acquisition Circuit connects outside thermopair.
8. hot flow path temperature control system primary controller according to claim 1, is characterized in that: RS232 communicating circuit is the communicating circuit adopting Modbus RTU communications protocol.
9. hot flow path temperature control system primary controller according to claim 1, is characterized in that: output adopts red, yellow, blue three-color LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410845835.7A CN104597941A (en) | 2014-12-31 | 2014-12-31 | Main controller of hot runner temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410845835.7A CN104597941A (en) | 2014-12-31 | 2014-12-31 | Main controller of hot runner temperature control system |
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| CN104597941A true CN104597941A (en) | 2015-05-06 |
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| CN201410845835.7A Pending CN104597941A (en) | 2014-12-31 | 2014-12-31 | Main controller of hot runner temperature control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113691265A (en) * | 2021-08-30 | 2021-11-23 | 海华电子企业(中国)有限公司 | Solid-state transmitter monitoring control protection circuit and control method thereof |
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| US4798527A (en) * | 1988-03-07 | 1989-01-17 | Vickers, Incorporated | Control system for injection molding machine |
| CN2667541Y (en) * | 2003-11-05 | 2004-12-29 | 刘保国 | High precision intelligent hot runner temperature controller |
| CN200972608Y (en) * | 2006-10-31 | 2007-11-07 | 苏州博振电子科技有限公司 | Multi-path thermal runner temp. controller |
| CN201261255Y (en) * | 2008-04-02 | 2009-06-24 | 王琮怀 | Temperature control system for plastic injection molding |
| CN201520044U (en) * | 2009-10-27 | 2010-07-07 | 武汉理工大学 | Fully-automatic high-efficiency injection molding machine controller |
| CN203092992U (en) * | 2012-12-31 | 2013-07-31 | 宁波海天华远机械有限公司 | Hot-runner temperature controller of mold of injection molding machine |
| CN204423196U (en) * | 2014-12-31 | 2015-06-24 | 李久伦 | Hot flow path temperature control system primary controller |
-
2014
- 2014-12-31 CN CN201410845835.7A patent/CN104597941A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798527A (en) * | 1988-03-07 | 1989-01-17 | Vickers, Incorporated | Control system for injection molding machine |
| CN2667541Y (en) * | 2003-11-05 | 2004-12-29 | 刘保国 | High precision intelligent hot runner temperature controller |
| CN200972608Y (en) * | 2006-10-31 | 2007-11-07 | 苏州博振电子科技有限公司 | Multi-path thermal runner temp. controller |
| CN201261255Y (en) * | 2008-04-02 | 2009-06-24 | 王琮怀 | Temperature control system for plastic injection molding |
| CN201520044U (en) * | 2009-10-27 | 2010-07-07 | 武汉理工大学 | Fully-automatic high-efficiency injection molding machine controller |
| CN203092992U (en) * | 2012-12-31 | 2013-07-31 | 宁波海天华远机械有限公司 | Hot-runner temperature controller of mold of injection molding machine |
| CN204423196U (en) * | 2014-12-31 | 2015-06-24 | 李久伦 | Hot flow path temperature control system primary controller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113691265A (en) * | 2021-08-30 | 2021-11-23 | 海华电子企业(中国)有限公司 | Solid-state transmitter monitoring control protection circuit and control method thereof |
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Application publication date: 20150506 |
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