CN203464708U - Intermediate-frequency furnace intelligent temperature control system based on STM32 - Google Patents

Abstract

The utility model relates to an intermediate frequency furnace intelligent temperature control system based on a STM32. The intermediate frequency furnace intelligent temperature control system based on the STM32 comprises a power management module, a control module, a temperature display module, a communication module and a JTAG connecting module. The power management module comprises a first power module and a second power module. The control module comprises a control chip IC3. The temperature display module comprises four-position eight-section nixie tubes DS1. The communication module comprises a communication chip IC4. The JTAC connecting module comprises interfaces J2. Signals of a non-contact type infrared temperature sensing module are collected and processed through a controller, the real-time temperature of an intermediate frequency furnace is reflected, a silicon controlled voltage regulator circuit is triggered by the controller so that the temperature of the intermediate frequency furnace can be changed, and the functions of the intermediate frequency furnace intelligent control system can be achieved. At the same time, visual information is offered to an operator through accurate temperature display.

Description

A kind of intermediate frequency furnace intelligent temperature control system based on STM32

Technical field

The utility model belongs to embedded system technology field, relates to a ARM of usining microprocessor STM32F103C8T6 as the intermediate frequency furnace intelligent temperature control system of core.

Background technology

In industrial steel-smelting technology, intermediate frequency furnace is a kind of equipment of the extensive employing during forging, melting, heat treatment, pipeline heating etc. are produced.Middle frequency furnace utilizes intermediate frequency power supply to set up intermediate frequency magnetic field, makes Ferromagnetic Material produce inductive loop heating, reaches the object of heating material.Middle frequency furnace adopts 200-2500Hz intermediate frequency power supply to carry out eddy-current heating, melting insulation, and middle frequency furnace is mainly used in melting carbon steel, steel alloy, special steel, also can be used for copper, the melting of the non-ferrous metals such as aluminium and temperature raising.Intermediate frequency furnace equipment volume is little, lightweight, and efficiency is high, little power consumption, and fusing quick heating, furnace temperature is easy to control, and production efficiency is high.

In the intermediate frequency furnace course of work, the induced-current producing by electromagnetic induction causes the variation of temperature, and then the variation that causes temperature is heated workpiece, and induced-current is determined by induced voltage, induced voltage is realized by thyristor regulating volt circuit, by thyristor regulating volt circuit, is controlled intermediate frequency power supply and then is controlled the temperature in heating furnace.Because the requirement difference to temperature is made in the refining of different workpiece, to the control of heating-up temperature, be committed step.And in heating process, the real-time monitoring to temperature, makes and has a great impact the refining of workpiece.Because the temperature of heating furnace is controlled inaccuracy, to cause the waste of iron and steel resource to make the utilization rate of iron and steel resource be in one be not very desirable status to tradition steel-smelting technology, and because workpiece heating-up temperature is higher, to the measurement of temperature, require the measurement module can be high temperature resistant, could obtain relatively accurate data to the real time temperature of heated parts.

The utility model by CI Non-contact Infrared Temperature Measurement probe measurement temperature signal, is entered to show and processes temperature signal by ARM single-chip microcomputer, and feeding back to thyristor regulating volt circuit, designing a kind of intermediate frequency furnace intelligence control system based on STM32.

Summary of the invention

The utility model, for the deficiencies in the prior art, provides a kind of intermediate frequency furnace intelligent temperature control system based on STM32.

The concrete technical scheme that the utility model technical problem is taked is:

The utility model technology comprises power management module, control module, temperature display module, communication module, JTAG link block.

Power management module comprises the first power module and second source module.The first power module comprises the first power management chip IC1(LM2596), the first fuse link F1, the first electrolytic capacitor filter C1, the second filter capacitor C2, the first anti-reverse diode VD1, the first filter inductance L1, the 3rd electrolytic capacitor filter C3, the 4th filter capacitor C4, the first divider resistance R1 and the first LED 1.

The given total power supply of 24V of a termination of the first fuse link F1, the positive pole of another termination the first electrolytic capacitor filter C1 of the first fuse link F1 is, No. 1 pin of one end of the second filter capacitor C2 and the first power management chip IC1; The minus earth of the first electrolytic capacitor filter C1, other one end ground connection of the second filter capacitor C2; No. 3 pins of the first power management chip IC1 and No. 5 pin ground connection of the first power management chip IC1; No. 4 pins of the first power management chip IC1 connect one end of the first filter inductance L1, one end of the positive pole of the 3rd electrolytic capacitor filter C3, the 4th filter capacitor C4 and one end of the first divider resistance R1; No. 2 pins of an other termination first power management chip IC1 of the first filter inductance L1 and the negative electrode of the first anti-reverse diode VD1, the plus earth of the first anti-reverse diode VD1; Other one end ground connection of the negative pole of the 3rd electrolytic capacitor filter C3 and the 4th filter capacitor C4; The anode of other termination first LED 1 of the first divider resistance R1, the minus earth of the first LED 1.

Second source module comprises second source managing chip IC2 (AMS1117-3.3), the second fuse link F2, the 5th electrolytic capacitor filter C5, the 6th filter capacitor C6, the 7th filter capacitor C7, the 8th filter capacitor C8, the 9th filter capacitor C9, the tenth filter capacitor C10, the 11 filter capacitor C11, the 12 filter capacitor C12, the 13 filter capacitor C13.

The 5V working power that a termination of the second fuse link F2 is provided by the first power module, the positive pole of another termination the 5th electrolytic capacitor filter C5 of the second fuse link F2 is, one end of the 6th filter capacitor C6, one end of the 7th filter capacitor C7, No. 3 pins of one end of the 8th filter capacitor C8 and second source managing chip IC2; No. 1 pin ground connection of other one end of other one end of other one end of the negative pole of the 5th electrolytic capacitor filter C5, the 6th filter capacitor C6, the 7th filter capacitor C7, the 8th filter capacitor C8 and second source managing chip IC2; No. 2 pins of second source managing chip IC2 connect one end, the tenth one end of filter capacitor C10 of the 9th filter capacitor C9, one end of the 11 filter capacitor C11, the 12 one end of filter capacitor C12 and one end of the 13 filter capacitor C13; Other one end of other one end of the 9th filter capacitor C9, the tenth filter capacitor C10, other one end, other one end of the 12 filter capacitor C12 and the other one end ground connection of the 13 filter capacitor C13 of the 11 filter capacitor C11.

Control module comprises control chip IC3(STM32F103C8T6), the 14 filter capacitor C14, the 15 filter capacitor C15, the 16 filter capacitor C16, the 17 filter capacitor C17, the 18 filter capacitor C18, the 19 filter capacitor C19, the 20 filter capacitor C20, the 21 filter capacitor C21, the 22 filter capacitor C22, the 23 filter capacitor C23, the 24 filter capacitor C24, the second divider resistance R2, the 3rd divider resistance R3, the 4th divider resistance R4, the 5th divider resistance R5, the 6th divider resistance R6, the first button S1 and clock crystal oscillator XTAL1.

No. 10 pins of control chip IC3 connect the measuring-signal of IC Non-contact Infrared Temperature Measurement sensor input, No. 15 pins of control chip IC3 connect the external controller of shifting to, No. 20 pins of a termination control chip IC3 of the second divider resistance R2, other one end ground connection of the second divider resistance R2, one end ground connection of one end of the 23 filter capacitor C23 and the 24 filter capacitor C24, the 3.3V working power that other one end of the 23 filter capacitor C23 and an other termination of the 24 filter capacitor C24 are provided by second source module, one end of the 14 filter capacitor C14, one end of the 15 filter capacitor C15, one end of the 16 filter capacitor C16, one end of the 17 filter capacitor C17, one end ground connection of one end of the 18 filter capacitor C18 and the 14 filter capacitor C19, other one end of the 14 filter capacitor C14, other one end of the 15 filter capacitor C15, other one end of the 16 filter capacitor C16, other one end of the 17 filter capacitor C17, the 3.3V working power being provided by second source module is provided in addition for other one end of the 18 filter capacitor C18 and one end of the 14 filter capacitor C19, No. 7 pins of a termination control chip IC3 of the 22 filter capacitor C22, other one end ground connection of the 22 filter capacitor C22, No. 1 pin of control chip IC3, No. 9 pins, No. 24 pins, No. 36 pins and No. 48 pins connect the 3.3V voltage that second source module provides, No. 8 pins of control chip IC3, No. 23 pins, No. 35 pins and No. 47 pin ground connection, No. 30 pins of a termination control chip IC3 of the 3rd divider resistance R3, other one end of the 3rd divider resistance R3 connects No. 9 pins of communication chip IC4 in communication module, No. 31 pins of a termination control chip IC3 of the 4th divider resistance R4, other one end of the 4th divider resistance R4 connects No. 10 pins of communication chip IC4 in communication module, No. 32 pins of a termination control chip IC3 of the first button S1 and one end of the 6th divider resistance R6, one end of an other termination the 5th divider resistance R5 of the first button S1, the 3.3V working power that an other termination of the 5th divider resistance R5 is provided by the second modular power source, other one end ground connection of the 6th divider resistance R6, No. 5 pins of a termination control chip IC3 of clock crystal oscillator XTAL1 and one end of the 20 filter capacitor C20, No. 6 pins of an other termination control chip IC3 of clock crystal oscillator XTAL1 and one end of the 21 filter capacitor C21, other one end of the 20 filter capacitor C20 and other one end ground connection of the 21 filter capacitor C21.

Temperature display module comprises four eight segment numeral pipe DS1(SR410561K), the 7th divider resistance R7, the 8th divider resistance R8, the 9th divider resistance R9, the tenth minute piezoresistance R10, the 11 divider resistance R11, the 12 divider resistance R12, the 13 divider resistance R13, the 14 divider resistance R14, the 15 pull-up resistor R15, the 16 pull-up resistor R16, the 17 pull-up resistor R17, the 18 pull-up resistor R18, transistor Q1(8050), transistor Q2(8050), transistor Q3(8050), transistor Q4(8050).

No. 11 pins of a termination charactron DS1 of the 7th divider resistance R7 in temperature display module, No. 46 pins of an other termination control chip IC3 of the 7th divider resistance R7; No. 7 pins of a termination charactron DS1 of the 8th divider resistance R8, No. 21 pins of an other termination control chip IC3 of the 8th divider resistance R8; No. 4 pins of a termination charactron DS1 of the 9th divider resistance R9, No. 22 pins of an other termination control chip IC3 of the 9th divider resistance R9; No. 2 pins of a termination charactron DS1 of the tenth minute piezoresistance R10, No. 25 pins of an other termination control chip IC3 of the tenth minute piezoresistance R10; No. 1 pin of a termination charactron DS1 of the 11 divider resistance R11, No. 26 pins of an other termination control chip IC3 of the 11 divider resistance R11; No. 10 pins of a termination charactron DS1 of the 12 divider resistance R12, No. 27 pins of an other termination control chip IC3 of the 12 divider resistance R12; No. 5 pins of a termination charactron DS1 of the 13 divider resistance R13, No. 28 pins of an other termination control chip IC3 of the 13 divider resistance R13; No. 3 pins of a termination charactron DS1 of the 14 divider resistance R14, No. 45 pins of an other termination control chip IC3 of the 14 divider resistance R14; The base stage of triode Q1 connects one end of the 15 pull-up resistor R15, and the emitter stage of triode Q1 connects No. 12 pins of charactron DS1, and the colelctor electrode of triode Q1 connects the 5V working power that the first power module provides; The base stage of triode Q2 connects one end of the 16 pull-up resistor R16, and the emitter stage of triode Q2 connects No. 9 pins of charactron DS1, and the colelctor electrode of triode Q2 connects the 5V working power that the first power module provides; The base stage of triode Q3 connects one end of the 17 pull-up resistor R17, and the emitter stage of triode Q3 connects No. 8 pins of charactron DS1, and the colelctor electrode of triode Q3 connects the 5V working power that the first power module provides; The base stage of triode Q4 connects one end of the 18 pull-up resistor R18, and the emitter stage of triode Q4 connects No. 6 pins of charactron DS1, and the colelctor electrode of triode Q4 connects the 5V working power that the first power module provides; No. 11 pins of an other termination control chip IC3 of the 15 pull-up resistor R15; No. 12 pins of an other termination control chip IC3 of the 16 pull-up resistor R16; No. 13 pins of an other termination control chip IC3 of the 17 pull-up resistor R17; No. 14 pins of an other termination control chip IC3 of the 18 pull-up resistor R18.

Communication module comprises communication chip IC4(MAX3232EEAE), the 25 filter capacitor C25, the 26 filter capacitor C26, the 27 filter capacitor C27, serial interface J1.

The 3.3V working power being provided by second source module is provided for No. 16 pins and No. 2 pins of communication chip IC4; No. 15 pin ground connection of communication chip IC4; No. 1 pin of news chip IC 4 is connected in one end of the 25 filter capacitor C25, and other one end of the 25 filter capacitor C25 connects No. 3 pins of communication chip; No. 6 pins of news chip IC 4, other one end ground connection of the 26 filter capacitor C26 are connected in one end of the 26 filter capacitor C26; No. 4 pins of news chip IC 4 are connected in one end of the 27 filter capacitor C27, and other one end of the 27 filter capacitor C27 connects No. 5 pins of communication chip; No. 9 pins of communication chip IC4 connect one end of the 3rd divider resistance R3, No. 30 pins of an other termination control chip IC3 of the 3rd divider resistance R3; ; No. 10 pins of communication chip IC4 connect one end of the 4th divider resistance R4, No. 31 pins of an other termination control chip IC3 of the 4th divider resistance R4; No. 7 pins of communication chip IC4 connect No. 2 pins of serial interface J1; No. 8 pins of communication chip IC4 connect No. 3 pins of serial interface J1.

JTAG link block comprises interface J2, the 19 divider resistance R19.

The 3.3V working power being provided by second source module is provided for No. 1 pin of interface J2 and No. 2 pins of interface J2; No. 3 pins of interface J2 connect No. 40 pins of control chip IC3; No. 5 pins of interface J2 connect No. 38 pins of control chip IC3; No. 7 pins of interface J2 connect No. 34 pins of control chip IC3; No. 9 pins of interface J2 connect No. 37 pins of control chip IC3; One end of the 19 divider resistance R19 is connected with No. 4 pins of interface J2, and other one end of the 19 divider resistance R19 is connected with No. 7 pins of control chip IC3; No. 6 pins of interface J2 connect No. 39 pins of control chip IC3; No. 8 pins of interface J2 and No. 10 pin ground connection of interface J2.

The utility model gathers and processes the signal of non-contact infrared TEMP module according to controller, the real time temperature of reaction intermediate frequency furnace, and by controller, to thyristor regulating volt circuit, a triggering causes the variation of intermediate frequency furnace temperature, realizes the function of an intermediate frequency furnace intelligence control system.Simultaneously accurate temperature demonstration can be given operating personnel's information more intuitively.

Accompanying drawing explanation

The structural representation of Fig. 1 intermediate frequency furnace intelligent temperature control system;

Fig. 2 intermediate frequency furnace intelligent temperature control circuit the first power module circuitry schematic diagram;

Fig. 3 intermediate frequency furnace intelligent temperature control circuit second source modular circuit schematic diagram;

Fig. 4 intermediate frequency furnace intelligent temperature control circuit control module circuit theory diagrams;

Fig. 5 intermediate frequency furnace intelligent temperature control circuit temperature display module schematic diagram;

Fig. 6 intermediate frequency furnace intelligent temperature control circuit communication module schematic diagram;

Fig. 7 intermediate frequency furnace intelligent temperature control circuit JTAG link block.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Specific embodiment of the utility model as shown in drawings, shown in Fig. 1 is the structural representation of intermediate frequency furnace intelligent temperature control system, mainly contains the first power module 1, second source module 2, control module 3, temperature display module 4, communication module 5, JTAG link block 6 and forms.

Workflow of the present utility model is as follows: by Non-contact Infrared Temperature Measurement sensor, furnace body temperature is measured, controller IC 3 gathers analog signals by No. 10 pins, inside A/D translation function by control chip STM32F103C8T6 is processed analog quantity, temperature signal is shown by four eight segment numeral pipes, controller IC 3 is given and is shifted to controller control intermediate frequency power supply voltage by analog signal of No. 15 pin output simultaneously, and then changes furnace body temperature.By serial communication modular and PC, carry out communication and can carry out transfer of data and transmitting-receiving with PC.

As shown in Figure 2, the first power module comprises the first power management chip IC1(LM2596), the first fuse link F1, the first electrolytic capacitor filter C1, the second filter capacitor C2, the first anti-reverse diode VD1, the first filter inductance L1, the 3rd electrolytic capacitor filter C3, the 4th filter capacitor C4, the first divider resistance R1 and the first LED 1

Power management chip LM2596 is the voltage stabilizing chip that 24V turns 5V, and it converts conventional technical grade operating voltage 24V to 5V, is communication module, and second source module and temperature display module provide stable 5V operating voltage.In order preventing, in industrial 24V power supply circuits, to there is dash current, in LM2596 leading portion input stage, add resettable fuse to eliminate the impact of overshoot current on equipment simultaneously.The given total power supply of 24V of a termination of fuse link F1, the positive pole of another termination electrolytic capacitor filter C1 of fuse link F1 is, No. 1 pin of one end of filter capacitor C2 and power management chip IC1; The minus earth of electrolytic capacitor filter C1, other one end ground connection of filter capacitor C2; No. 3 pins of power management chip IC1 and No. 5 pin ground connection of power management chip IC1; No. 4 pins of power management chip IC1 connect one end of filter inductance L1, one end of the positive pole of electrolytic capacitor filter C3, filter capacitor C4 and one end of divider resistance R1; No. 2 pins of an other termination power management chip IC1 of filter inductance L1 and the negative electrode of anti-reverse diode VD1, the plus earth of anti-reverse diode VD1; Other one end ground connection of the negative pole of electrolytic capacitor filter C3 and filter capacitor C4; The anode of other one end sending and receiving optical diode LED1 of divider resistance R1, the minus earth of LED 1.

As shown in Figure 3, second source module comprises second source managing chip IC2 (AMS1117-3.3), the second fuse link F2, the 5th electrolytic capacitor filter C5, the 6th filter capacitor C6, the 7th filter capacitor C7, the 8th filter capacitor C8, the 9th filter capacitor C9, the tenth filter capacitor C10, the 11 filter capacitor C11, the 12 filter capacitor C12, the 13 filter capacitor C13.

Because the standard operation voltage of most processor is 3.3V left and right, so voltage need be down to 3.3V, to give control chip IC3 and communication chip IC4.The 5V working power that a termination of the second fuse link F2 is provided by the first power module, the positive pole of another termination the 5th electrolytic capacitor filter C5 of the second fuse link F2 is, one end of the 6th filter capacitor C6, one end of the 7th filter capacitor C7, No. 3 pins of one end of the 8th filter capacitor C8 and second source managing chip IC2; No. 1 pin ground connection of other one end of other one end of other one end of other one end of the 5th electrolytic capacitor filter C5, the 6th filter capacitor C6, the 7th filter capacitor C7, the 8th filter capacitor C8 and second source managing chip IC2; No. 2 pins of second source managing chip IC2 connect one end, the tenth one end of filter capacitor C10 of the 9th filter capacitor C9, one end of the 11 filter capacitor C11, the 12 one end of filter capacitor C12 and one end of the 13 filter capacitor C13; Other one end of other one end of the 9th filter capacitor C9, the tenth filter capacitor C10, other one end, other one end of the 12 filter capacitor C12 and the other one end ground connection of the 13 filter capacitor C13 of the 11 filter capacitor C11

As shown in Figure 4, control module comprises control chip IC3(STM32F103C8T6), the 14 filter capacitor C14, the 15 filter capacitor C15, the 16 filter capacitor C16, the 17 filter capacitor C17, the 18 filter capacitor C18, the 19 filter capacitor C19, the 20 filter capacitor C20, the 21 filter capacitor C21, the 22 filter capacitor C22, the 23 filter capacitor C23, the 24 filter capacitor C24, the second divider resistance R2, the 3rd divider resistance R3, the 4th divider resistance R4, the 5th divider resistance R5, the 6th divider resistance R6, the first button S1 and clock crystal oscillator XTAL1.

Control chip IC3(STM32F103C8T6) be a microcontroller based on COREX-M3 kernel, high-performance, low cost, low-power consumption.No. 10 pins of control chip IC3 connect the measuring-signal of IC Non-contact Infrared Temperature Measurement sensor input, No. 15 pins of control chip IC3 connect the external controller of shifting to, No. 20 pins of a termination control chip IC3 of the second divider resistance R2, other one end ground connection of the second divider resistance R2, one end ground connection of one end of the 23 filter capacitor C23 and the 24 filter capacitor C24, the 3.3V working power that other one end of the 23 filter capacitor C23 and an other termination of the 24 filter capacitor C24 are provided by second source module, one end of the 14 filter capacitor C14, one end of the 15 filter capacitor C15, one end of the 16 filter capacitor C16, one end of the 17 filter capacitor C17, one end ground connection of one end of the 18 filter capacitor C18 and the 14 filter capacitor C19, other one end of the 14 filter capacitor C14, other one end of the 15 filter capacitor C15, other one end of the 16 filter capacitor C16, other one end of the 17 filter capacitor C17, the 3.3V working power being provided by second source module is provided in addition for other one end of the 18 filter capacitor C18 and one end of the 14 filter capacitor C19, No. 7 pins of a termination control chip IC3 of the 22 filter capacitor C22, other one end ground connection of the 22 filter capacitor C22, No. 1 pin of control chip IC3, No. 9 pins, No. 24 pins, No. 36 pins and No. 48 pins connect the 3.3V voltage that second source module provides, No. 8 pins of control chip IC3, No. 23 pins, No. 35 pins and No. 47 pin ground connection, No. 30 pins of a termination control chip IC3 of the 3rd divider resistance R3, other one end of the 3rd divider resistance R3 connects No. 9 pins of communication chip IC4 in communication module, No. 31 pins of a termination control chip IC3 of the 4th divider resistance R4, other one end of the 4th divider resistance R4 connects No. 10 pins of communication chip IC4 in communication module, No. 32 pins of a termination control chip IC3 of the first button S1 and one end of the 6th divider resistance R6, one end of an other termination the 5th divider resistance R5 of the first button S1, the 3.3V working power that an other termination of the 5th divider resistance R5 is provided by the second modular power source, other one end ground connection of the 6th divider resistance R6, No. 5 pins of a termination control chip IC3 of clock crystal oscillator XTAL1 and one end of the 20 filter capacitor C20, No. 6 pins of an other termination control chip IC3 of clock crystal oscillator XTAL1 and one end of the 21 filter capacitor C21, other one end of the 20 filter capacitor C20 and other one end ground connection of the 21 filter capacitor C21.

As shown in Figure 5, temperature display module comprises four eight segment numeral pipe DS1(SR410561K), the 7th divider resistance R7, the 8th divider resistance R8, the 9th divider resistance R9, the tenth minute piezoresistance R10, the 11 divider resistance R11, the 12 divider resistance R12, the 13 divider resistance R13, the 14 divider resistance R14, the 15 pull-up resistor R15, the 16 pull-up resistor R16, the 17 pull-up resistor R17, the 18 pull-up resistor R18, transistor Q1(8050), transistor Q2(8050), transistor Q3(8050), transistor Q4(8050).

No. 11 pins of a termination charactron DS1 of the 7th divider resistance R7 in temperature display module, No. 46 pins of an other termination control chip IC3 of the 7th divider resistance R7; No. 7 pins of a termination charactron DS1 of the 8th divider resistance R8, No. 21 pins of an other termination control chip IC3 of the 8th divider resistance R8; No. 4 pins of a termination charactron DS1 of the 9th divider resistance R9, No. 22 pins of an other termination control chip IC3 of the 9th divider resistance R9; No. 2 pins of a termination charactron DS1 of the tenth minute piezoresistance R10, No. 25 pins of an other termination control chip IC3 of the tenth minute piezoresistance R10; No. 1 pin of a termination charactron DS1 of the 11 divider resistance R11, No. 26 pins of an other termination control chip IC3 of the 11 divider resistance R11; No. 10 pins of a termination charactron DS1 of the 12 divider resistance R12, No. 27 pins of an other termination control chip IC3 of the 12 divider resistance R12; No. 5 pins of a termination charactron DS1 of the 13 divider resistance R13, No. 28 pins of an other termination control chip IC3 of the 13 divider resistance R13; No. 3 pins of a termination charactron DS1 of the 14 divider resistance R14, No. 45 pins of an other termination control chip IC3 of the 14 divider resistance R14; The base stage of triode Q1 connects one end of the 15 pull-up resistor R15, and the emitter stage of Q1 connects No. 12 pins of charactron DS1, and the colelctor electrode of Q1 connects the 5V working power that the first power module provides; The base stage of triode Q2 connects one end of the 16 pull-up resistor R16, and the emitter stage of Q2 connects No. 9 pins of charactron DS1, and the colelctor electrode of Q2 connects the 5V working power that the first power module provides; The base stage of triode Q3 connects one end of the 17 pull-up resistor R17, and the emitter stage of Q3 connects No. 8 pins of charactron DS1, and the colelctor electrode of Q3 connects the 5V working power that the first power module provides; The base stage of triode Q4 connects one end of the 18 pull-up resistor R18, and the emitter stage of Q4 connects No. 6 pins of charactron DS1, and the colelctor electrode of Q4 connects the 5V working power that the first power module provides; No. 11 pins of an other termination control chip IC3 of the 15 pull-up resistor R15; No. 12 pins of an other termination control chip IC3 of the 16 pull-up resistor R16; No. 13 pins of an other termination control chip IC3 of the 17 pull-up resistor R17; No. 14 pins of an other termination control chip IC3 of the 18 pull-up resistor R18.

As shown in Figure 6, communication module comprises communication chip IC4(MAX3232EEAE), the 25 filter capacitor C25, the 26 filter capacitor C26, the 27 filter capacitor C27, serial interface J1.

Communication chip IC4(MAX3232EEAE) be single positive 3.3V power supply, can complete simultaneously and send conversion and accept the bifunctional special chip of conversion.The 3.3V working power being provided by second source module is provided for No. 16 pins and No. 2 pins of communication chip IC4; No. 15 pin ground connection of communication chip IC4; No. 1 pin of news chip IC 4 is connected in one end of the 25 filter capacitor C25, and other one end of the 25 filter capacitor C25 connects No. 3 pins of communication chip; No. 6 pins of news chip IC 4, other one end ground connection of the 26 filter capacitor C26 are connected in one end of the 26 filter capacitor C26; No. 4 pins of news chip IC 4 are connected in one end of the 27 filter capacitor C27, and other one end of the 27 filter capacitor C27 connects No. 5 pins of communication chip; No. 9 pins of communication chip IC4 connect one end of the 3rd divider resistance R3, No. 30 pins of an other termination control chip IC3 of the 3rd divider resistance R3; ; No. 10 pins of communication chip IC4 connect one end of the 4th divider resistance R4, No. 31 pins of an other termination control chip IC3 of the 4th divider resistance R4; No. 7 pins of communication chip IC4 connect No. 2 pins of serial interface J1; No. 8 pins of communication chip IC4 connect No. 3 pins of serial interface J1.

As shown in Figure 7, JTAG link block comprises interface J2, the 19 divider resistance R19.

The 3.3V working power being provided by second source module is provided for No. 1 pin of interface J2 and No. 2 pins of interface J2; No. 3 pins of interface J2 connect No. 40 pins of control chip IC3; No. 5 pins of interface J2 connect No. 38 pins of control chip IC3; No. 7 pins of interface J2 connect No. 34 pins of control chip IC3; No. 9 pins of interface J2 connect No. 37 pins of control chip IC3; One end of the 19 divider resistance R19 is connected with No. 4 pins of interface J2, and other one end of the 19 divider resistance R19 is connected with No. 7 pins of control chip IC3; No. 6 pins of interface J2 connect No. 39 pins of control chip IC3; No. 8 pins of interface J2 and No. 10 pin ground connection of interface J2.

Claims (1)

1. the intermediate frequency furnace intelligent temperature control system based on STM32, comprises power management module, control module, temperature display module, communication module, JTAG link block, it is characterized in that:

Power management module comprises the first power module and second source module; The first power module comprises the first power management chip IC1, the first fuse link F1, the first electrolytic capacitor filter C1, the second filter capacitor C2, the first anti-reverse diode VD1, the first filter inductance L1, the 3rd electrolytic capacitor filter C3, the 4th filter capacitor C4, the first divider resistance R1 and the first LED 1;

The given total power supply of 24V of a termination of the first fuse link F1, the positive pole of another termination the first electrolytic capacitor filter C1 of the first fuse link F1 is, No. 1 pin of one end of the second filter capacitor C2 and the first power management chip IC1; The minus earth of the first electrolytic capacitor filter C1, other one end ground connection of the second filter capacitor C2; No. 3 pins of the first power management chip IC1 and No. 5 pin ground connection of the first power management chip IC1; No. 4 pins of the first power management chip IC1 connect one end of the first filter inductance L1, one end of the positive pole of the 3rd electrolytic capacitor filter C3, the 4th filter capacitor C4 and one end of the first divider resistance R1; No. 2 pins of an other termination first power management chip IC1 of the first filter inductance L1 and the negative electrode of the first anti-reverse diode VD1, the plus earth of the first anti-reverse diode VD1; Other one end ground connection of the negative pole of the 3rd electrolytic capacitor filter C3 and the 4th filter capacitor C4; The anode of other termination first LED 1 of the first divider resistance R1, the minus earth of the first LED 1, the first described power management chip IC1 model is LM2596;

Second source module comprises second source managing chip IC2, the second fuse link F2, the 5th electrolytic capacitor filter C5, the 6th filter capacitor C6, the 7th filter capacitor C7, the 8th filter capacitor C8, the 9th filter capacitor C9, the tenth filter capacitor C10, the 11 filter capacitor C11, the 12 filter capacitor C12, the 13 filter capacitor C13;

The 5V working power that a termination of the second fuse link F2 is provided by the first power module, the positive pole of another termination the 5th electrolytic capacitor filter C5 of the second fuse link F2 is, one end of the 6th filter capacitor C6, one end of the 7th filter capacitor C7, No. 3 pins of one end of the 8th filter capacitor C8 and second source managing chip IC2; No. 1 pin ground connection of other one end of other one end of other one end of the negative pole of the 5th electrolytic capacitor filter C5, the 6th filter capacitor C6, the 7th filter capacitor C7, the 8th filter capacitor C8 and second source managing chip IC2; No. 2 pins of second source managing chip IC2 connect one end, the tenth one end of filter capacitor C10 of the 9th filter capacitor C9, one end of the 11 filter capacitor C11, the 12 one end of filter capacitor C12 and one end of the 13 filter capacitor C13; Other one end of other one end of the 9th filter capacitor C9, the tenth filter capacitor C10, other one end, other one end of the 12 filter capacitor C12 and the other one end ground connection of the 13 filter capacitor C13 of the 11 filter capacitor C11, described second source managing chip IC2 model is AMS1117-3.3;

Control module comprises control chip IC3, the 14 filter capacitor C14, the 15 filter capacitor C15, the 16 filter capacitor C16, the 17 filter capacitor C17, the 18 filter capacitor C18, the 19 filter capacitor C19, the 20 filter capacitor C20, the 21 filter capacitor C21, the 22 filter capacitor C22, the 23 filter capacitor C23, the 24 filter capacitor C24, the second divider resistance R2, the 3rd divider resistance R3, the 4th divider resistance R4, the 5th divider resistance R5, the 6th divider resistance R6, the first button S1 and clock crystal oscillator XTAL1,

No. 10 pins of control chip IC3 connect the measuring-signal of IC Non-contact Infrared Temperature Measurement sensor input, No. 15 pins of control chip IC3 connect the external controller of shifting to, No. 20 pins of a termination control chip IC3 of the second divider resistance R2, other one end ground connection of the second divider resistance R2, one end ground connection of one end of the 23 filter capacitor C23 and the 24 filter capacitor C24, the 3.3V working power that other one end of the 23 filter capacitor C23 and an other termination of the 24 filter capacitor C24 are provided by second source module, one end of the 14 filter capacitor C14, one end of the 15 filter capacitor C15, one end of the 16 filter capacitor C16, one end of the 17 filter capacitor C17, one end ground connection of one end of the 18 filter capacitor C18 and the 14 filter capacitor C19, other one end of the 14 filter capacitor C14, other one end of the 15 filter capacitor C15, other one end of the 16 filter capacitor C16, other one end of the 17 filter capacitor C17, the 3.3V working power being provided by second source module is provided in addition for other one end of the 18 filter capacitor C18 and one end of the 14 filter capacitor C19, No. 7 pins of a termination control chip IC3 of the 22 filter capacitor C22, other one end ground connection of the 22 filter capacitor C22, No. 1 pin of control chip IC3, No. 9 pins, No. 24 pins, No. 36 pins and No. 48 pins connect the 3.3V voltage that second source module provides, No. 8 pins of control chip IC3, No. 23 pins, No. 35 pins and No. 47 pin ground connection, No. 30 pins of a termination control chip IC3 of the 3rd divider resistance R3, other one end of the 3rd divider resistance R3 connects No. 9 pins of communication chip IC4 in communication module, No. 31 pins of a termination control chip IC3 of the 4th divider resistance R4, other one end of the 4th divider resistance R4 connects No. 10 pins of communication chip IC4 in communication module, No. 32 pins of a termination control chip IC3 of the first button S1 and one end of the 6th divider resistance R6, one end of an other termination the 5th divider resistance R5 of the first button S1, the 3.3V working power that an other termination of the 5th divider resistance R5 is provided by the second modular power source, other one end ground connection of the 6th divider resistance R6, No. 5 pins of a termination control chip IC3 of clock crystal oscillator XTAL1 and one end of the 20 filter capacitor C20, No. 6 pins of an other termination control chip IC3 of clock crystal oscillator XTAL1 and one end of the 21 filter capacitor C21, other one end of the 20 filter capacitor C20 and other one end ground connection of the 21 filter capacitor C21, described control chip IC3 model is STM32F103C8T6,

Temperature display module comprises four eight segment numeral pipe DS1, the 7th divider resistance R7, the 8th divider resistance R8, the 9th divider resistance R9, the tenth minute piezoresistance R10, the 11 divider resistance R11, the 12 divider resistance R12, the 13 divider resistance R13, the 14 divider resistance R14, the 15 pull-up resistor R15, the 16 pull-up resistor R16, the 17 pull-up resistor R17, the 18 pull-up resistor R18, transistor Q1, transistor Q2, transistor Q3, transistor Q4;

No. 11 pins of a termination charactron DS1 of the 7th divider resistance R7 in temperature display module, No. 46 pins of an other termination control chip IC3 of the 7th divider resistance R7; No. 7 pins of a termination charactron DS1 of the 8th divider resistance R8, No. 21 pins of an other termination control chip IC3 of the 8th divider resistance R8; No. 4 pins of a termination charactron DS1 of the 9th divider resistance R9, No. 22 pins of an other termination control chip IC3 of the 9th divider resistance R9; No. 2 pins of a termination charactron DS1 of the tenth minute piezoresistance R10, No. 25 pins of an other termination control chip IC3 of the tenth minute piezoresistance R10; No. 1 pin of a termination charactron DS1 of the 11 divider resistance R11, No. 26 pins of an other termination control chip IC3 of the 11 divider resistance R11; No. 10 pins of a termination charactron DS1 of the 12 divider resistance R12, No. 27 pins of an other termination control chip IC3 of the 12 divider resistance R12; No. 5 pins of a termination charactron DS1 of the 13 divider resistance R13, No. 28 pins of an other termination control chip IC3 of the 13 divider resistance R13; No. 3 pins of a termination charactron DS1 of the 14 divider resistance R14, No. 45 pins of an other termination control chip IC3 of the 14 divider resistance R14; The base stage of triode Q1 connects one end of the 15 pull-up resistor R15, and the emitter stage of triode Q1 connects No. 12 pins of charactron DS1, and the colelctor electrode of triode Q1 connects the 5V working power that the first power module provides; The base stage of triode Q2 connects one end of the 16 pull-up resistor R16, and the emitter stage of triode Q2 connects No. 9 pins of charactron DS1, and the colelctor electrode of triode Q2 connects the 5V working power that the first power module provides; The base stage of triode Q3 connects one end of the 17 pull-up resistor R17, and the emitter stage of triode Q3 connects No. 8 pins of charactron DS1, and the colelctor electrode of triode Q3 connects the 5V working power that the first power module provides; The base stage of triode Q4 connects one end of the 18 pull-up resistor R18, and the emitter stage of triode Q4 connects No. 6 pins of charactron DS1, and the colelctor electrode of triode Q4 connects the 5V working power that the first power module provides; No. 11 pins of an other termination control chip IC3 of the 15 pull-up resistor R15; No. 12 pins of an other termination control chip IC3 of the 16 pull-up resistor R16; No. 13 pins of an other termination control chip IC3 of the 17 pull-up resistor R17; No. 14 pins of an other termination control chip IC3 of the 18 pull-up resistor R18

Communication module comprises communication chip IC4, the 25 filter capacitor C25, the 26 filter capacitor C26, the 27 filter capacitor C27 and serial interface J1;

The 3.3V working power being provided by second source module is provided for No. 16 pins and No. 2 pins of communication chip IC4; No. 15 pin ground connection of communication chip IC4; No. 1 pin of news chip IC 4 is connected in one end of the 25 filter capacitor C25, and other one end of the 25 filter capacitor C25 connects No. 3 pins of communication chip; No. 6 pins of news chip IC 4, other one end ground connection of the 26 filter capacitor C26 are connected in one end of the 26 filter capacitor C26; No. 4 pins of news chip IC 4 are connected in one end of the 27 filter capacitor C27, and other one end of the 27 filter capacitor C27 connects No. 5 pins of communication chip; No. 9 pins of communication chip IC4 connect one end of the 3rd divider resistance R3, No. 30 pins of an other termination control chip IC3 of the 3rd divider resistance R3; No. 10 pins of communication chip IC4 connect one end of the 4th divider resistance R4, No. 31 pins of an other termination control chip IC3 of the 4th divider resistance R4; No. 7 pins of communication chip IC4 connect No. 2 pins of serial interface J1; No. 8 pins of communication chip IC4 connect No. 3 pins of serial interface J1, and described communication chip IC4 model is MAX3232EEAE;

JTAG link block comprises interface J2, the 19 divider resistance R19;

The 3.3V working power being provided by second source module is provided for No. 1 pin of interface J2 and No. 2 pins of interface J2; No. 3 pins of interface J2 connect No. 40 pins of control chip IC3; No. 5 pins of interface J2 connect No. 38 pins of control chip IC3; No. 7 pins of interface J2 connect No. 34 pins of control chip IC3; No. 9 pins of interface J2 connect No. 37 pins of control chip IC3; One end of the 19 divider resistance R19 is connected with No. 4 pins of interface J2, and other one end of the 19 divider resistance R19 is connected with No. 7 pins of control chip IC3; No. 6 pins of interface J2 connect No. 39 pins of control chip IC3; No. 8 pins of interface J2 and No. 10 pin ground connection of interface J2.

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