CN2667541Y - High precision intelligent hot runner temperature controller - Google Patents

High precision intelligent hot runner temperature controller Download PDF

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Publication number
CN2667541Y
CN2667541Y CN 200320102849 CN200320102849U CN2667541Y CN 2667541 Y CN2667541 Y CN 2667541Y CN 200320102849 CN200320102849 CN 200320102849 CN 200320102849 U CN200320102849 U CN 200320102849U CN 2667541 Y CN2667541 Y CN 2667541Y
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processing unit
module
core processing
circuit
flow path
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CN 200320102849
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Chinese (zh)
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刘保国
王东
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Abstract

The utility model discloses a highly accurate intelligent hot flow channel temperature controller, comprising a main processing unit, a thermocouple circuit, a signal processing unit, a data collecting module, an output module and an executive module, as well as a keyboard and a software system matching with the system. The temperature change curve is predetermined by the keyboard and the information is sent to the main processing unit. The thermocouple circuit detects the temperature data which are then sent to the data collecting module through the signal processing unit and then to the main processing unit through the signal processing unit. The main processing unit(MPU) is also connected with an output module which is connected with the executive module. If the detected temperature does not satisfy the predetermined temperature curve, the main processing unit(MPU) makes a timely correction through the executive module. The system of the utility model can control the temperature accurately according to the predetermined temperature curve, with an actual controlling accuracy ranging from plus 0.5 to minus 0.5 DEG C. The utility model also has the functions of soft start, small energy consumption and communication.

Description

High-precision intelligent type hot flow path temperature controller
Technical field
The utility model relates to a kind of hot flow path temperature controller that is applied to the injection moulding industry, particularly a kind of high-precision intelligent type hot flow path temperature controller.
Background technology
At present, injection machine develops into precise injection molding, and the height of the whether reliable and temperature control precision of barrel temperature control device is the key that realizes precision injection molding, the at present domestic hot flow path temperature controller temperature working control precision of generally using is low, do not possess soft start and communication function, and duty there is not demonstration, can not be to temperature error feedback and adjustment in time.
The utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of can soft start, temperature control precision height, possess communication function and have the high-precision intelligent type hot flow path temperature controller that duty shows.
The technical solution adopted in the utility model is: a kind of high-precision intelligent type hot flow path temperature controller, include core processing unit (MPU), thermocouple circuit, signal processing unit, data acquisition module, output module, execution module, communication module, power module, filtering circuit and warning circuit, described high-precision intelligent type hot flow path temperature controller also comprises keyboard and the software systems that match with system; Described keyboard and described core processing unit interconnect, and described thermocouple circuit connects described signal processing unit, and described signal processing unit connects described data acquisition module, and described data acquisition module connects described core processing unit; Described core processing unit links to each other with output module with described warning circuit respectively, and described output module connects described execution module, and described communication module and described core processing unit interconnect.The utility model gives by described keyboard and establishes temperature variation curve, communicate information to described core processing unit (MPU), described thermocouple circuit is surveyed external temperature, gather the external environment condition data, by described signal processing unit data are delivered to described data acquisition module, by described data acquisition module data are delivered to described core processing unit (MPU) again, when described core processing unit (MPU) judges that the system initialization state is undesired, described warning circuit sends sound and light alarm, if the system initialization state just often, working method is selected by system, carry out data acquisition, the data that collect are delivered to described core processing unit (MPU) through after the algorithm process, the output result can be shown; Also be connected with described output module on the described core processing unit (MPU), described output module connects described execution module, establish change curve if measure dissatisfied the giving of temperature, described core processing unit (MPU) can in time be revised by described execution module, and then system turns back to data acquisition phase, carries out algorithm process again, see whether to satisfy and give the value of establishing, this process that circulates till the satisfied temperature change curve, makes system enter the Steady-State Control stage.
Further, described high-precision intelligent type hot flow path temperature controller also comprises observed temperature value circuit and gives and establish the temperature value circuit, and described observed temperature value circuit and described giving are established the temperature value circuit and be connected on the described core processing unit (MPU).
Further, described high-precision intelligent type hot flow path temperature controller also comprises zero detector circuit, calibration circuit and phase-detecting reference source module, and described zero detector circuit, described calibration circuit and described phase-detecting reference source module are connected on the described core processing unit (MPU).
The high-precision intelligent type hot flow path temperature controller that provides according to the utility model has following advantage: temperature digital chemical control system system adopts current up-to-date in the world design philosophy and technology, a kind of digitizing, the intelligent temperature controller of utilization new material and new unit development, it can be very accurately moulded temperature requirement and gives and establish temperature variation curve and control temperature by giving, temperature working control precision is ± 0.5 degree centigrade, 0.1 degree centigrade of temperature resolution.Native system has soft start, Electro Magnetic Compatibility and reaches communication function well, easily forms collecting and distributing control system.It can be according to the temperature variation demand, and accurately power supply as required in real time can adapt to two kinds of power supply power supplies of alternating current-direct current, and power-on time can be controlled in the microsecond level, economizes on electricity more than 40% than traditional temperature controller.Native system has duplicate protection and false alarm function, applicable to the temperature sensor of J type, K type, L type and R type, can show two row, four megadyne temperature number of degrees values, and the regulatory function key can be seen output current, power and frequency numerical value on display screen.It can be applied to demanding other applications of temperature control precision, and as the constant temperature air conditioning self-actuated controller, the steel of heat treatment industry quench, the annealing thermostat, a series of products such as the temperature controller of food processing machinery.Native system has features such as the wide and environmental protection of low energy consumption, intellectuality, application, belongs to domestic initiation, reaches advanced world standards.
Description of drawings
Fig. 1 is the hardware pipeline block diagram of the utility model high-precision intelligent type hot flow path temperature controller;
Fig. 2 is the software flow block diagram of the utility model high-precision intelligent type hot flow path temperature controller;
Fig. 3 is the hardware elementary diagram of the utility model high-precision intelligent type hot flow path temperature controller, is divided into Fig. 3-a and Fig. 3-b two parts:
Fig. 3-a includes core processing unit (MPU), data acquisition module, observed temperature value circuit, preset temperature value circuit part;
Fig. 3-b includes zero detector circuit, phase-detecting reference source module, calibration circuit portion.
Illustrate:
1----core processing unit (MPU) 2----signal processing unit
3----data acquisition module 4----execution module
5----output module 6----LED shows the 7----keyboard
8----filtering circuit 9----power module 10----zero detector circuit
11----phase-detecting reference source module 12----communication module 13----observed temperature value circuit
14----preset temperature value circuit 15----calibration circuit
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model.
As shown in Figure 1, the utility model high-precision intelligent type hot flow path temperature controller comprises power module 9, core processing unit 1 (MPU), thermocouple circuit, signal processing unit 2, data acquisition module 3, communication module 12, zero detector circuit 10, calibration circuit 15, phase-detecting reference source module 11, output module 5, execution module 4, filtering circuit 8, LED demonstration 6 and warning circuit.Core processing unit 1 (MPU) plays central authorities' control and analog-to-digital effect in the utility model.Described keyboard 7 interconnects with described core processing unit 1 (MPU), described thermocouple circuit connects described signal processing unit 2, described signal processing unit 2 connects described data acquisition module 3, and described data acquisition module 3 connects described core processing unit 1 (MPU); Described core processing unit 1 (MPU) links to each other with output module 5 with described warning circuit respectively, and described output module 5 connects described execution module 4, and described core processing unit 1 (MPU) interconnects with described communication module 12.
As Fig. 1, shown in Figure 3, power module 9 is connected 13 pins of core processing unit 1 (MPU).Thermocouple circuit is a temperature induction unit, and it connects signal processing unit 1 (MPU), connects data acquisition module 3 again, and data acquisition module 3 turns on 9 pins of core processing unit 1 (MPU), is used to measure the temperature that needs survey.Communication module 12 is connected on the core processing unit 1 (MPU), realizes communication function 12, forms Distributed Control System (DCS).Zero detector circuit 10 is connected to core processing unit 1 (MPU) 16 pins, calibration circuit 15 is connected to core processing unit 1 (MPU) 7 pins, phase-detecting reference source module 11 is connected to 24 pins of core processing unit 1 (MPU), thereby realize the soft start of high-precision intelligent type hot flow path temperature controller, high-precision intelligent type hot flow path temperature controller can be started at zero point.High-precision intelligent type hot flow path temperature controller also comprises observed temperature value circuit 13 and gives and establish temperature value circuit 14, observed temperature value circuit 13 and giving is established on 3 pins that temperature value circuit 14 is connected core processing unit 1 (MPU), the temperature that measures can be shown by observed temperature value circuit 13.Be connected with keyboard 7 on the core processing unit 1 (MPU), be used to give the input of establishing temperature variation curve and the output of data.Core processing unit 1 (MPU) is gone up and is connected output module 5, output module 5 connects execution module 4, if having satisfied temperature to give, the measurement temperature do not establish change curve, core processing unit 1 (MPU) can in time be revised by execution module 4, then system turns back to data acquisition phase, again carry out algorithm process, up to satisfied temperature give establish change curve till, make system enter the Steady-State Control stage.LED shows that 6 are used to show the temperature value of actual measurement.Also be connected with filtering circuit 8 in this system, filtering unwanted frequency signal.When the system initialization state was undesired, warning circuit was started working, and sends sound and light alarm.
Below in conjunction with Fig. 2 the course of work of the present utility model is described:
Power module 9 can be according to the temperature variation demand, accurately power supply as required in real time.As shown in Figure 2, the utility model high-precision intelligent type hot flow path temperature controller also comprises the software systems that match with it, system is by zero detector circuit 10 under the support of this software, phase-detecting reference source module 11 and calibration circuit carry out soft start, executive system initialization then, give by keyboard 7 and to establish temperature variation curve, communicate information to core processing unit 1 (MPU), thermocouple circuit is surveyed external temperature, gather the external temperature data, (MPU) delivers to data acquisition module 3 with data by signal processing unit 1, by data acquisition module 3 data are delivered to core processing unit 1 (MPU) again, when core processing unit 1 (MPU) judges that the system initialization state is undesired, warning circuit sends sound and light alarm, if the system initialization state just often, working method is selected by system, carries out data acquisition, the data that collect are delivered to core processing unit 1 (MPU) through after the algorithm process, the output result can be shown; Also be connected with output module 5 on the core processing unit 1 (MPU), output module 5 connects execution module 4, establish temperature variation curve if measure dissatisfied the giving of temperature, core processing unit 1 (MPU) can in time be revised by execution module 4, and then system turns back to data acquisition phase, carries out algorithm process again, see whether to satisfy to give and establish temperature variation curve, this process that circulates, up to satisfied temperature give establish temperature variation curve till, make system enter the Steady-State Control stage.

Claims (4)

1, a kind of high-precision intelligent type hot flow path temperature controller, include core processing unit, thermocouple circuit, signal processing unit, data acquisition module, output module, execution module, communication module, power module, filtering circuit and warning circuit, it is characterized in that: described high-precision intelligent type hot flow path temperature controller also comprises keyboard and the software systems that match with system; Described keyboard and described core processing unit interconnect, described thermocouple circuit connects described signal processing unit, described signal processing unit connects described data acquisition module, described data acquisition module connects described core processing unit, described core processing unit links to each other with output module with described warning circuit respectively, described output module connects described execution module, and described communication module and described core processing unit interconnect.
2, high-precision intelligent type hot flow path temperature controller as claimed in claim 1, it is characterized in that: described high-precision intelligent type hot flow path temperature controller also comprises observed temperature value circuit and gives and establish the temperature value circuit, and described observed temperature value circuit and described giving are established the temperature value circuit and be connected on the described core processing unit.
3, high-precision intelligent type hot flow path temperature controller as claimed in claim 1, it is characterized in that: described high-precision intelligent type hot flow path temperature controller also comprises zero detector circuit, calibration circuit and phase-detecting reference source module, and described zero detector circuit, described calibration circuit and described phase-detecting reference source module are connected on the described core processing unit.
4, as claim 1,2 or 3 described high-precision intelligent type hot flow path temperature controllers, it is characterized in that: described power module is connected 13 pins of core processing unit; Described thermocouple circuit connects described signal processing unit, connects described data acquisition module again, and described data acquisition module is connected on 9 pins of described core processing unit; Described communication module is connected on the core processing unit; Described zero detector circuit is connected to described core processing unit 16 pins; Described calibration circuit is connected to described core processing unit 7 pins, and described phase-detecting reference source module is connected to described core processing unit 24 pins, and described observed temperature value circuit and described giving are established the temperature value circuit and be connected on described core processing unit 3 pins.
CN 200320102849 2003-11-05 2003-11-05 High precision intelligent hot runner temperature controller Expired - Fee Related CN2667541Y (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7671304B2 (en) 2004-10-18 2010-03-02 Mold-Masters (2007) Limited Multiple zone temperature controller for injection molding system
CN101799358B (en) * 2010-01-27 2011-08-10 中国科学院上海技术物理研究所 Novel infrared-mark temperature control system with wireless transmission function
CN104571200A (en) * 2014-12-31 2015-04-29 李久伦 Three-phase electricity multi-channel controller
CN104552855A (en) * 2014-12-31 2015-04-29 李久伦 Three-phase electric multi-channel voltage controller
CN104571201A (en) * 2014-12-31 2015-04-29 李久伦 Three-phase electricity multi-channel temperature controller
CN104597941A (en) * 2014-12-31 2015-05-06 李久伦 Main controller of hot runner temperature control system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7671304B2 (en) 2004-10-18 2010-03-02 Mold-Masters (2007) Limited Multiple zone temperature controller for injection molding system
CN101799358B (en) * 2010-01-27 2011-08-10 中国科学院上海技术物理研究所 Novel infrared-mark temperature control system with wireless transmission function
CN104571200A (en) * 2014-12-31 2015-04-29 李久伦 Three-phase electricity multi-channel controller
CN104552855A (en) * 2014-12-31 2015-04-29 李久伦 Three-phase electric multi-channel voltage controller
CN104571201A (en) * 2014-12-31 2015-04-29 李久伦 Three-phase electricity multi-channel temperature controller
CN104597941A (en) * 2014-12-31 2015-05-06 李久伦 Main controller of hot runner temperature control system

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