CN209970474U

CN209970474U - Intelligent control system of automatic polishing machine

Info

Publication number: CN209970474U
Application number: CN201920901296.2U
Authority: CN
Inventors: 刘凌; 陈聪; 李凡亚; 郝康康
Original assignee: Xian University
Current assignee: Xian University
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-01-21
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses an intelligent control system of an automatic light-drawing machine, which comprises a singlechip and a control circuit respectively connected with the singlechip, wherein the control circuit comprises a photosensitive sensor module, a solenoid valve module and a driver; the single chip microcomputer is respectively connected with the driver, the power circuit and the relay module; the driver is connected with the stepping motor; the relay is connected with the electromagnetic valve. The system can realize intelligent control on the automatic polishing machine and achieve the purpose of improving the processing efficiency. The system has the advantages of high control precision, high data processing speed, good anti-interference performance and convenient use.

Description

Intelligent control system of automatic polishing machine

Technical Field

The utility model relates to an automatic draw ray apparatus intelligence control system, especially an automatic draw ray apparatus intelligence control system based on STM32F103ZET6 single chip microcomputer control.

Background

The automatic optical drawing machine is a mechanical device with higher automation and intelligence, and is an optical drawing device produced by technical transformation on the basis of a common optical drawing machine. The automatic drawing machine consists of a base, a drawing device, a control system, an auxiliary clamp and other basic elements. The automatic polishing machine has multiple purposes, can realize multiple effects of deburring, chamfering, polishing, cleaning and the like, can meet the polishing requirement on irregular parts, does not need manual intervention in the polishing process, can set polishing time to realize one person and multiple machines to improve the working efficiency, and saves the processing time.

However, the present processing equipment at home and abroad has not been found to have a good solution to some fine inner bore surfaces such as needle holes of a sewing machine needle plate or special-shaped bore surfaces through data review. Therefore, the design of an automatic pinhole polishing machine has practical significance, the influence of people on the product quality in manual processing can be reduced, and the production efficiency can be improved.

Therefore, with the development of electronic technology, especially single chip microcomputer, the processing can be automated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic draw ray apparatus intelligence control system, this control system can solve technical problem, can make automatic draw ray apparatus intelligent control, the good reliability.

The purpose of the utility model is realized by the following technical scheme.

An intelligent control system of an automatic optical drawing machine comprises a single chip microcomputer, and a control circuit, a photosensitive sensor module, a voltage stabilizing circuit and a key circuit which are respectively connected with the single chip microcomputer, wherein a control circuit 9 comprises a driver and an electromagnetic valve; the driver is connected with the stepping motor; the electromagnetic valve is connected with the double-acting air cylinder.

Further, the voltage stabilizing circuit comprises an MC34063 single chip microcomputer, a pin 6 and

pins

1, 7 and 8 of the MC34063 single chip microcomputer are respectively connected with a DC12V power supply through a resistor R3, and the DC12V power supply is grounded after being connected with a capacitor C1 in series; pin 4 is grounded, and pin 3 is grounded through a capacitor C2; pin 2 and

pins

3 and 4 are connected with a diode D1 in parallel and then are connected with a load through an inductor L; pin 5 is grounded through a resistor R1, and is grounded after being connected with a capacitor C3 through a resistor R2.

Further, the singlechip adopts STM32F103ZET6 singlechip.

Further, the driver is a TB6600 driver, and control pins of the TB6600 driver are respectively connected with the single chip microcomputer STM32F103ZET6, a power supply and a stepping motor.

Further, the photosensitive sensor module adopts an LXD14516 photosensitive resistor, and a DO pin in a control circuit of the photosensitive sensor module is connected to a pin of a control chip of a singlechip STM32F103ZET 6.

Furthermore, a control pin of the single chip microcomputer STM32F103ZET6 control chip is connected with a relay module JQC-3FF, and the other end of the relay module JQC-3FF is connected with an electromagnetic valve and a power supply.

Furthermore, the photosensitive sensor module comprises an amplifier, wherein the equidirectional input end of the amplifier is connected with a resistor R3, the reverse input end of the amplifier is connected with a resistor R2, a resistor R3 is connected with an input end circuit of the amplifier after the photosensitive resistor R4 and the resistor R2 are connected in parallel, and a capacitor C2 is connected to the photosensitive resistor R4 in parallel and then connected with a load VO; the output end of the amplifier is connected with a resistor R5, and a resistor R5 is connected with a group of serially connected light emitting diodes D2 and a resistor R6 in parallel and then connected with an output end DO.

Furthermore, the input end circuit of the amplifier comprises a photodiode D1 and a resistor R1 which are connected in series, then connected in parallel with a capacitor C1 and connected in parallel with the ground.

Further, the electromagnetic valve comprises a piston, a pilot valve and a coil; the piston is arranged on a valve rod of the pilot valve, the valve rod of the pilot valve is arranged in the coil framework, and a gas source inlet, a gas source outlet and two vent holes of the double-acting cylinder are arranged at positions corresponding to the piston; the gas source inlet 1 is connected with a gas source; two air vents of the double-acting cylinder are respectively connected with the double-acting cylinder.

The beneficial effects of the utility model reside in that:

1) and the selection of each element adopts the photosensitive sensing module to carry out brightness detection control, so that the power consumption is greatly reduced. Some resistor-capacitor choices are also chosen to reduce power consumption.

2) The device comprises a photosensitive sensor module, a voltage stabilizing circuit, a control circuit, an electromagnetic valve and the like, wherein a control chip processes collected signals and outputs control PWM waves to control the rotation of the stepping motor. The voltage stabilizing circuit realizes voltage stabilization through the MC34063 chip, so that the voltage is changed into 5V, and the voltage is supplied to other circuit modules, so that each module works normally. The singlechip reads the level of the pin connected with the key firstly to control the on-off of the electromagnetic valve and the rotating distance of the stepping motor, and the photosensitive sensor module transmits the collected light intensity signal to the singlechip to form closed-loop control.

The intelligent control system of the automatic polishing machine can effectively realize intelligent control, and has the advantages of low cost, high processing efficiency and good market development prospect.

Drawings

FIG. 1 is a block diagram of the system architecture of the present invention;

FIG. 2 is a diagram of a chip voltage regulation control circuit;

FIG. 3 is a photosensitive sensor circuit;

fig. 4 is a schematic diagram of the operation of the solenoid valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in fig. 1, an intelligent control system of an automatic optical pulling machine comprises a single chip microcomputer, and a control circuit, a photosensitive sensor module, a voltage stabilizing circuit and a key circuit which are respectively connected with the single chip microcomputer, wherein the control circuit comprises a driver and an electromagnetic valve; the driver is connected with the stepping motor; the electromagnetic valve is connected with the double-acting air cylinder.

The utility model discloses a control circuit's singlechip carries out information acquisition to photosensitive sensor module and keying circuit. The collected signals are input into a single chip microcomputer STM32F103ZET6 control chip, and the collected signals are processed by the single chip microcomputer to act on a relay circuit and a controller circuit.

In the system, the photosensitive sensor can measure the light intensity, the measurement precision is high, and the measurement circuit is simple. The single chip central control circuit has wide operation data range, high operation speed, high circuit integration level, abundant I/O interfaces, various communication modes, great convenience for program design and debugging due to the timer, the counter and the multi-stage interrupt processing capability, and capability of simultaneously outputting PWM waves and controlling a driver; the photosensitive sensor module adopts an integrated module, and has simple circuit connection and good stability.

The voltage stabilizing circuit module reduces the interference of other signals on the single chip microcomputer and ensures the stable work of the single chip microcomputer. When an operator presses a key, the automatic polishing machine starts to work, and when the photosensitive sensor detects that the part to be processed is finished, the automatic polishing machine stops working.

The voltage regulator circuit diagram and the control circuit are respectively provided below to further illustrate the effect of the system.

As shown in fig. 2, a diagram of a chip voltage stabilizing circuit according to the present invention is shown. The power circuit comprises an MC34063 singlechip, wherein a pin 6 and

pins

1, 7 and 8 of the MC34063 singlechip are respectively connected with a DC12V through a resistor R3, and are grounded after being connected with a capacitor C1 in series; pin 4 is grounded, pin 3 is grounded through a capacitor C2, and pin 2 is connected with a diode D1 in parallel with

pins

3 and 4 and then is connected with a load through an inductor; pin 5 is grounded through a resistor R1 and a resistor R2 and a capacitor C3.

Ui is the dc input voltage after rectification and filtering, and Uo is the voltage value of the required dc output. The input and output of the comparator are controlled by a chip MC34063, and the inverting input end (pin 5) of the comparator monitors the output voltage through external voltage dividing resistors R1 and R2. The output voltage Uo is 1.25(1+ R2/R1) and is known from the formula. Only with respect to the values of R1, R2, since the reference voltage Ui is constant. If the resistance values of R1 and R2 are stable, Uo is also stable, so as to achieve the purpose of stabilizing voltage.

The control circuit comprises two parts, namely a relay module and a driver module, which are used together to complete the processing action. The relay module sends high level through the singlechip to make it work, and when the relay module receives the signal that the singlechip sent, control corresponding interface closed or break off so that control the circular telegram and the outage of solenoid valve.

As shown in fig. 3, the photosensitive sensor circuit of the present invention is provided. The photosensitive sensor module comprises an amplifier, the same-direction input end of the amplifier is connected with a resistor R3, the reverse-direction input end of the amplifier is connected with a resistor R2, a resistor R3 is connected with a photosensitive resistor R4 and a resistor R2 in parallel and then connected with an input end circuit of the amplifier, the input end circuit of the amplifier comprises a photodiode D1 and a resistor R1 which are connected in series, then connected with a capacitor C1 in parallel and then connected with the ground. A capacitor C2 is connected in parallel with the photoresistor R4 and then connected with a load AO; the output end of the amplifier is connected with a resistor R5, and a resistor R5 is connected with a group of serially connected light emitting diodes D2 and a resistor R6 in parallel and then connected with an output end DO.

The singlechip is connected with an O end on the circuit, and when the voltage value of the external environment is higher than a set threshold value in the year, DO outputs a high level; otherwise, the low level is output.

The photosensitive sensor module can also adopt an LXD14516 photosensitive resistor, and a DO pin in a control circuit of the photosensitive sensor module is connected to a pin of a control chip of a singlechip STM32F103ZET 6.

The control pin of the single chip microcomputer STM32F103ZET6 control chip is connected with a relay module JQC-3FF, and the other end of the relay module JQC-3FF is connected with an electromagnetic valve and a power supply.

As shown in fig. 4, the working principle of the electromagnetic valve of the present invention is described. The solenoid valve comprises a piston 6, a pilot valve 7 and a coil 8. Piston 6 establishes on pilot valve 7's valve rod, and pilot valve 7's valve rod is established in the coil skeleton, and the position that corresponds piston 6 is equipped with air supply import 1, air supply export 2, and air supply import 1 connects the air supply, and two air vents 2 of double-acting cylinder, 4 connect double-acting cylinder respectively. When the coil 8 is not electrified, the position of the piston cannot be changed, and the air source inlet 1 and the air source outlet 2 are communicated; when the coil 8 is electrified, the position of the piston is changed, and the air source inlet 1 and the double-acting cylinder vent hole 4 are communicated at the moment. Whereby the movement of the piston in the double acting cylinder can be controlled.

The utility model has the implementation scheme that the signal is acquired through the key information, then the acquired signal is transmitted to the core processing chip singlechip, the information is processed and calculated through the core processing chip STM32F103ZET6, the electrification and the disconnection of the electromagnetic valve are controlled by controlling the connection of the relay or not, the stepping motor is controlled by controlling the driver, and the ambient brightness is measured through the photosensitive sensor, so that the intelligent control is comprehensively realized; the system is powered by 220V alternating current, and is convenient to use; in order to provide stable 5V voltage for the core processor, the voltage reduction and stabilization circuit is adopted for realization, and the MC34063 is selected for realization, so that the MC34063 has the functions of low power consumption, simple circuit, high efficiency and the like; the power circuit output is connected with the power indicator lamp, and whether the power supply supplies power normally is judged through the power indicator lamp; when an operator presses a key, the control system starts to work to finish the action of processing the part, and when the photosensitive sensor detects that the part to be processed is processed, the photosensitive sensor stops processing, waits for the operator to feed and re-process the part.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. The utility model provides an automatic draw ray apparatus intelligence control system which characterized in that: the control circuit comprises a driver and an electromagnetic valve; the driver is connected with the stepping motor; the electromagnetic valve is connected with the double-acting air cylinder.

2. The intelligent control system of the automatic polishing machine according to claim 1, characterized in that: the voltage stabilizing circuit comprises an MC34063 singlechip, wherein a pin 6 and pins 1, 7 and 8 of the MC34063 singlechip are respectively connected with a DC12V power supply through a resistor R3, and the DC12V power supply is grounded after being connected with a capacitor C1 in series; pin 4 is grounded, and pin 3 is grounded through a capacitor C2; pin 2 and pins 3 and 4 are connected with a diode D1 in parallel and then are connected with a load through an inductor L; pin 5 is grounded through a resistor R1, and is grounded after being connected with a capacitor C3 through a resistor R2.

3. The intelligent control system of the automatic polishing machine according to claim 1, characterized in that: the single chip microcomputer adopts an STM32F103ZET6 control chip.

4. The intelligent control system of the automatic polishing machine according to claim 3, characterized in that: the driver is a TB6600 driver, and control pins of the driver are respectively connected with the single chip microcomputer STM32F103ZET6, a power supply and a stepping motor.

5. The intelligent control system of the automatic polishing machine according to claim 3, characterized in that: the photosensitive sensor module adopts an LXD14516 photosensitive resistor, and a DO pin in a control circuit of the photosensitive sensor module is connected to a pin of a control chip of a singlechip STM32F103ZET 6.

6. The intelligent control system of the automatic polishing machine according to claim 3, characterized in that: and a control pin of the single chip microcomputer STM32F103ZET6 control chip is connected with a relay module JQC-3FF, and the other end of the relay module JQC-3FF is connected with an electromagnetic valve and a power supply.

7. The intelligent control system of the automatic polishing machine according to claim 1, characterized in that: the photosensitive sensor module comprises an amplifier, wherein the homodromous input end of the amplifier is connected with a resistor R3, the reverse input end of the amplifier is connected with a resistor R2, a resistor R3 is connected with an input end circuit of the amplifier after being connected with a photoresistor R4 and a resistor R2 in parallel, and a capacitor C2 is connected to the photoresistor R4 in parallel and then connected with a load VO; the output end of the amplifier is connected with a resistor R5, and a resistor R5 is connected with a group of serially connected light emitting diodes D2 and a resistor R6 in parallel and then connected with an output end DO.

8. The intelligent control system of the automatic polishing machine according to claim 7, characterized in that: the input end circuit of the amplifier comprises a photodiode D1 and a resistor R1 which are connected in series, then connected in parallel with a capacitor C1 and connected in parallel with the ground.

9. The intelligent control system of the automatic polishing machine according to claim 1, characterized in that: the electromagnetic valve comprises a piston, a pilot valve and a coil; the piston is arranged on a valve rod of the pilot valve, the valve rod of the pilot valve is arranged in the coil framework, and a gas source inlet, a gas source outlet and two vent holes of the double-acting cylinder are arranged at positions corresponding to the piston; the gas source inlet is connected with a gas source; two air vents of the double-acting cylinder are respectively connected with the double-acting cylinder.