CN107991921A - A kind of production equipment data acquisition facility, power circuit and production equipment - Google Patents
A kind of production equipment data acquisition facility, power circuit and production equipment Download PDFInfo
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- CN107991921A CN107991921A CN201711126441.6A CN201711126441A CN107991921A CN 107991921 A CN107991921 A CN 107991921A CN 201711126441 A CN201711126441 A CN 201711126441A CN 107991921 A CN107991921 A CN 107991921A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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Abstract
The present invention provides a kind of production equipment data acquisition facility, including central processing unit, the data transfer observation circuit being connected with central processing unit, the state for monitoring device data；One or more analog signal observation circuits, for monitoring the input and collection of analog signal；One or more digital signal observation circuits, for monitoring the input and collection of digital signal；The observation circuit of one or more square-wave signals, for monitoring the input and collection of square-wave signal.Present invention also offers a kind of power circuit, and corresponding production equipment.The present invention can reach following technique effect：The real time information of production equipment can be collected, and employs the power management module of optimization so that the flexibility of data acquisition equipment is more preferable, and integrated level is more preferable, and the efficiency of power management more improves.And the present invention provides specific circuit structure implementation, circuit structure is simple, easily realize.
Description
Technical field
The present invention relates to a kind of production equipment data set, power circuit and production equipment, and in particular to one kind production is set
Long-range acquisition device, power circuit and the production equipment of standby data.
Background technology
Data acquisition refers to the automatic collection non-electrical from the analog- and digital- unit under test such as sensor and other Devices to test
Amount or electric quantity signal, are sent in host computer and are analyzed, and handle.Intelligence manufacture be unable to do without the support of creation data.Manufacturing
During, various production equipments are not only production tool and equipment, are even more the node of workshop information network, pass through machine tool data
Automation collection, statistics, analysis and feedback, by result be used for improve manufacturing process, will greatly improve manufacturing process flexibility and
The integration of process, so as to lift the quality and efficiency of process of producing product.The purpose of data acquisition is to measure electricity
The physical phenomenons such as pressure, electric current, temperature, pressure or sound.Data acquisition based on PC, by modularized hardware, application software and
The combination of computer, measures.In some industry spots, equipment long-play easily breaks down, in order to monitor this
A little equipment, usually gather data when their data acquisitions are run using data acquisition device and give PC machine, by operating in
Specific software in PC machine analyzes these data, and the situation of current operational outfit is judged with this, and then takes and accordingly arrange
Apply.
Although existing production data acquisition equipment can carry out data acquisition, the real-time of data acquisition is poor, this
Outside, the flexibility of data acquisition is poor, for most of production equipment collecting device, its data sheet one gathered, it is impossible to
Enough it is adjusted flexibly.In addition, the energy consumption of the power module of most data acquisition equipment is larger, circuit realizes complicated and management effect
Rate is low, circuit structure complexity be not easy realize and it is of high cost.
The content of the invention
An object of the present invention is to provide a kind of production equipment data acquisition facility, including central processing unit U1, with
The data transfer observation circuit U7 of central processing unit U1 connections, the state for monitoring device data；One or more simulation
Signal monitoring circuit, for monitoring the input and collection of analog signal；One or more digital signal observation circuits, for monitoring
The input and collection of digital signal；The observation circuit of one or more square-wave signals, for monitoring the input of square-wave signal and adopting
Collection.
Further, above-mentioned production equipment acquisition device further includes power module, for for produce device data acquisition device
In-line power.
Further：Above-mentioned production equipment acquisition device further includes CAN communication transceiver U6, for by CAN controller
Logic level transition be CAN bus differential level, have the bus cable transmitting data of differential voltage at two；GPRS numbers
According to transport module, the data collected are used for transmission.
Preferably, the central processing unit U1 includes STM32F103RBT6 chips.
The present invention also provides a kind of power circuit, including MP2303 the 7th pins of chip U4, chip U4 to be connect by resistance R26
Power supply Vin, the 2nd pin meet power supply vin；The anode for further including diode D1, D1 is connected with one end of capacitance C7, the cathode of D1 with
The other end that inductance L2 is connected afterwards with capacitance C7 is connected；There is the first output voltage point among inductance L2 and diode D1, first is defeated
The cathode for going out electrical voltage point with zener diode D3 is connected, and the anode of zener diode D3 has the second output voltage point.
The 8th pin serial connection capacitance C14 of chip U4 are grounded, and the 7th pin connects power supply Vin, the 6th pin serial connection by resistance R26
Capacitance C17 is grounded after being connected with resistance R22, and resistance R27 is in series between the earth point and the 7th pin of the 6th pin；5th pin
It is grounded after series resistance R19；It is connected again with the 3rd pin after the 1st pin of capacitance C7 connections；Between the ground terminal of vin and the 2nd pin
Polar capacitor C9 is in series with, ground terminal is connected with the anode of polar capacitor C9；The cathode of D1 connect with inductance L2 after with capacitance C7
The other end be connected；There are the first output voltage point, the first output voltage point and voltage stabilizing two among inductance L2 and zener diode D1
The cathode of pole pipe D3 is connected, and the anode of zener diode D3 has the second output voltage point；Further include zener diode D4, D4 just
Pole is grounded, and anode connects the first output voltage point；Resistance R18 is in series between first output voltage point and the 5th pin of chip U4；
Capacitance C12 and polarized capacitance C13 is connected in parallel between the first output voltage point and earth point；Further include resistance R19, resistance R19
It is connected between the 5th pins of chip U4 and earth point.
Without limitation, C17 capacitances are 4.7nF, and the resistance value of R22 is 5.1K, and resistance R27 resistance values are 47K, resistance
The resistance value of R19 is 10K, and the preferred value of capacitance C7 is 10nF, and power supply vin is 24V, and polarized capacitance C9 specifications are 47uF,
50V；D2 and D3 is SS26 type zener diodes, and zener diode D1 is 1N4148 type zener diodes, and inductance L2 specifications are preferred
For 10uH, 4.4A, first output voltage is+4V, and the second output voltage point voltage is+3.3V；Zener diode D4
Model SMBJ5.0A；Resistance R18 resistance values are 33k；Capacitance C12 capacitances are 10nF, and the specification of polarized capacitance C13 is
220uF,16V。
Present invention also offers a kind of production equipment data acquisition facility, including the power supply described in any of the above-described technical solution
Circuit.
Present invention also offers a kind of production equipment, including the data acquisition facility described in any of the above-described technical solution.
Present invention also offers a kind of production equipment, including the power circuit described in any of the above-described technical solution.
The present invention can reach following technique effect：The real time information of production equipment can be collected, such as processes duration, open
Machine duration, machining information etc., assessment equipment production capacity, rate of load condensate, the utilization of capacity, and the power management module of optimization is employed, make
Data acquisition equipment flexibility it is more preferable, integrated level is more preferable, and the efficiency of power management more improves.And the present invention provides
Specific circuit structure implementation, circuit structure is simple, easily realizes.
Brief description of the drawings
Fig. 1 is the logic chart of the production equipment data acquisition facility of the present invention.
Fig. 2 is the pin connection figure of currently preferred central processing unit U1.
Fig. 3 is the pin connection figure of Digital detection circuit U7 of the present invention.
Fig. 4 is the pin connection figure of the CAN communication transceiver U6 used in technical solution of the present invention
Fig. 5 is the first analog signal observation circuit structure chart in technical scheme.
Fig. 6 is the second analog signal observation circuit structure chart in technical scheme.
Fig. 7 is the 3rd analog signal observation circuit structure chart in technical scheme.
Fig. 8 is the 4th analog signal observation circuit structure chart in technical scheme.
Fig. 9 is the first digital signal observation circuit structure chart in technical scheme.
Figure 10 is the first square wave signal monitoring circuit structure chart in technical scheme.
Figure 11 is the structure chart of the power module (power supply conversing circuits) of the present invention.
Figure 12 is GPRS data transport module pin connection figure of the present invention.
Embodiment
Below in conjunction with attached drawing and the embodiment provided, the present invention is further illustrated, but is not limited thereto.
Present invention firstly provides a kind of production equipment data acquisition facility.As shown in Figure 1, including a central processing unit
U1, the data transfer observation circuit U7 being connected with central processing unit U1, the state for monitoring data transmission.It is one or more
Analog signal observation circuit, for monitoring the input and collection of analog signal；One or more digital signal observation circuits, are used for
Monitor the input and collection of digital signal；The observation circuit of one or more square-wave signals, for monitoring the input of square-wave signal
And collection.
Preferably, production equipment data acquisition facility provided by the invention further includes a power module, for being set for production
The in-line power of standby data acquisition facility.A CAN communication transceiver U6 is may also include, for the logic of CAN controller is electric
Flat turn is changed to the differential level of CAN bus, there is the bus cable transmitting data of differential voltage at two.It may also include a GPRS
Data transmission module, is used for transmission the data collected.
Fig. 2 is currently preferred central processing unit U1, selects STM32F103RBT6, its 59th, 57 pin is 2 tunnels
Digital output signal MCU_OUT1, MCU_OUT2.
Fig. 3 is the preferred embodiment of data transfer observation circuit U7 of the present invention, it selects SP3232E chips, the core
The 1st, 2 pin difference series capacitance C20, the C21 ground connection of piece, the preferable capacitances of capacitance C20 and C21 are 100nF, chip the 3rd
Pin is directly grounded.Series capacitance C22 between chip the 4th, 5 pins, preferably capacitance are 100nF, the 6th pin serial connection capacitance
C23 is grounded, and C23 capacitances are preferably 100nF.8th, 13 pins are input signal.External+4V the power supplys of 16th pin, and pass through
Capacitance C25 is grounded, and C25 capacitances are preferably 10nF, and the 15th pin is grounded, and the 12nd and the 9th pin connects central processing unit respectively
U1 the 30th, 17 pins.
Fig. 4 is the preferred embodiment of the CAN communication transceiver U6 used in technical solution of the present invention.It is preferably adopted
With SN65HVD230 chips, in embodiments of the present invention, the 1st and the 4th pin of the chip connects central processing unit respectively
U1 the 62nd, 61 pins.2nd pin is grounded, and the 3rd pin connects+4V power supplys, and the 8th pin is grounded by resistance R40, and R40 values are preferred
For 10K.6th, 7 pins are respectively to export signal CANL, CANH for the 6,7th pin of output signal.
Fig. 5 is the first analog signal observation circuit structure chart in technical scheme.The circuit diagram includes an amplifier
U8A, it is preferred to use LM358D operational amplifiers, the input of its positive supply are+4V, and negative power end ground connection, its 3rd pin is (the same as mutually defeated
Enter end) it is input signal AD1+, it is preferable that and input signal is connected to the 3rd pin by resistance R36, and R36 resistance values are preferably
10K, input signal AD1- one end series connection R28 ground connection, the other end are connected to the 3rd pin by resistance R37, and R37 resistance values are preferred
For 5.1K, the 1st pin is output signal ADC1, is connected to the 8th pin of central processing unit U1, and is connected to the 2nd pin (instead
Phase input terminal) ,+4V power ends are grounded by capacitance C27, and C27 is preferably 10nF.
Fig. 6 is the second analog signal observation circuit structure chart in technical scheme.The circuit diagram includes an amplifier
U8B, it is preferred to use LM358D operational amplifiers, the input of its positive supply are+4V, and negative power end ground connection, its 5th pin is (the same as mutually defeated
Enter end) it is input signal AD2+, it is preferable that and input signal is connected to the 5th pin by resistance R39, and R39 resistance values are preferably
10K, input signal AD2- one end series connection R29 ground connection, the other end are connected to the 5th pin by resistance R38, and R37 resistance values are preferred
For 5.1K, the 7th pin is output signal ADC2, is connected to the 9th pin of central processing unit U1, and is connected to the 6th pin (instead
Phase input terminal).
Fig. 7 is the 3rd analog signal observation circuit structure chart in technical scheme.The circuit diagram includes an amplifier
U9A, it is preferred to use LM358D operational amplifiers, the input of its positive supply are+4V, and negative power end ground connection, its 3rd pin is (the same as mutually defeated
Enter end) it is input signal AD3+, it is preferable that and input signal is connected to the 3rd pin by resistance R32, and R32 resistance values are preferably
10K, input signal AD1- one end series connection R30 ground connection, the other end are connected to the 3rd pin by resistance R33, and R33 resistance values are preferred
For 5.1K, the 1st pin is output signal ADC3, is connected to the 10th pin of central processing unit U1, and be connected to the 2nd pin
(inverting input) ,+4V power ends are grounded by capacitance C28, and C28 is preferably 10nF.
Fig. 8 is the 4th analog signal observation circuit structure chart in technical scheme.The circuit diagram includes an amplifier
U9B, it is preferred to use LM358D operational amplifiers, the input of its positive supply are+4V, and negative power end ground connection, its 5th pin is (the same as mutually defeated
Enter end) it is input signal AD4+, it is preferable that and input signal is connected to the 5th pin by resistance R34, and R34 resistance values are preferably
10K, input signal AD4 one end series connection R31 ground connection, the other end are connected to the 5th pin by resistance R35, and R35 resistance values are preferably
5.1K, the 7th pin are output signal ADC4, are connected to the 11st pin of central processing unit U1, and are connected to the 6th pin (instead
Phase input terminal).
Fig. 9 is the first digital signal observation circuit structure chart in technical scheme.The circuit diagram includes a processing
Chip U18, it is preferred to use TLP2362 chips, its 6th pin Vcc power input is+4V, its 5th pin is output signal MCU_
IN1, is connected to the 33rd pin of central processing unit U1.3rd pin is input signal IN1, the 1st pin and input signal IN_
Resistance R56, preferred value 1.5K are in series between COM.Resistance is connected between 1st pin Anode and the 3rd pin Cathode
R64, preferably resistance value are 5.1K, and the tie point of the 1st pin and resistance R64 is located at resistance R56 close to one end of the 1st pin.
Alternatively, second, third, fourth, fifth, the 6th, the 7th, are may also include in other embodiment of the invention
Eight digital signal observation circuits, these circuit diagrams are consistent with Fig. 9, the 5th pin respectively output signal MCU_IN2, MCU_IN3,
MCU_IN4, MCU_IN5, MCU_IN6, MCU_IN7, MCU_IN8, be connected to central processing unit U1 the 37th, 38,39,29,
28th, 27,26 pin.
Figure 10 is the first square wave signal monitoring circuit structure chart in technical scheme.The circuit diagram includes a processing
Chip U11, it is preferred to use TLP2362 chips, its 6th pin Vcc power input is+4V, its 5th pin is output signal MCU_
PWM1, is connected to the 58th pin of central processing unit U1.1st pin is input signal PWM1+, the 1st pin and input signal
Resistance R43, preferred value 1.5K are in series between PWM1+.Series resistance between 1st pin Anode and the 3rd pin Cathode
R47, preferably resistance value are 5.1K, and the series connection point of the 1st pin and resistance R47 is located at resistance R43 close to one end of the 1st pin, the 3rd
Pin meets input signal PWM1-.
Alternatively, may also include in other embodiment of the invention second, third, the 4th square wave signal monitoring circuit,
These circuit diagrams are consistent with Figure 10, and the 5th pin is respectively to export signal MCU_PWM2, MCU_PWM3, MCU_PWM4, in being connected to
Central Processing Unit U1 the 56th, 55,41 pins.
The input terminal of above-mentioned observation circuit can connect the microcontroller or control unit of production equipment, be counted accordingly
According to collection, such as the on-stream time of production equipment, production capacity, unused time, energy consumption, raw materials consumption amount etc..
Preferably, the embodiment of power module of the invention (power supply conversing circuits) is as shown in figure 11：Including chip U4,
Its 8th pin serial connection capacitance C14 is grounded, and 7 pins are 24V by the resistance R26 magnitudes of voltage for meeting power supply Vin, Vin, the 6th pin string
It is grounded after connection point capacitance C17 and resistance R22, it is preferable that C17 capacitances are 4.7nF, and the resistance value of R22 is 5.1K, the 6th pin
Earth point and the 7th pin between be in series with resistance R27, it is preferable that R27 resistance values are 47K.After 5th pin serial connection resistance R19
Ground connection, the resistance value of R19 is preferably 10K.The 3rd pin is connected to after 1st pin serial connection capacitance C7, the preferred value of C7 is 10nF,
4th pin is grounded.2nd pin meets power supply vin, and polar capacitor C9, ground terminal are in series between the ground terminal of vin and the 2nd pin
The anode of polar capacitor C9 is connected with, its specification is 47uF, 50V.Output signal CANL, CANH of CAN communication transceiver U6
It is connected in the 3rd, 4 pins of needle stand (xh2.54-1x4 terminals) P1, series voltage stabilizing between the 2nd pins of needle stand P1 and polarized capacitance C9
The 2nd pin of diode D2, needle stand P1 is connected with the cathode of zener diode D2.Further include zener diode D1, it is preferred to use
1N4148 type zener diodes, the anode of D1 are connected with one end of capacitance C7, the cathode of D1 connect with inductance L2 after with capacitance C7
The other end be connected, inductance L2 specifications are preferably 10uH, 4.4A.
There is the first output voltage point among inductance L2 and zener diode D1, which is+4V, and first exports
Electrical voltage point is connected with the cathode of zener diode D3, and the anode of zener diode D3 has the second output voltage point, the second output electricity
Pressure point voltage is+3.3V.Zener diode D4, preferably model SMBJ5.0A are further included, the plus earth of D4, it is defeated that anode connects first
Go out electrical voltage point.Resistance R18 is in series between first output voltage point and the 5th pin of chip U4, preferably resistance value is 33k.Electricity
Hold C12 and polarized capacitance C13 to be connected in parallel between the first output voltage point and earth point.Further include resistance R19, resistance R19 strings
It is associated between the 5th pins of chip U4 and earth point.
Alternatively, production equipment data acquisition facility of the invention may also include GPRS data transport module, such as Figure 12 institutes
Show, it is preferred to use USR-GM3 cake cores.38th, 37,36,35 pin of the chip connects the 45th of central processing unit U1 respectively,
44,43,42 pins.25,24,23,22nd connection sim card (not shown)s.The first output in 1,2nd pin connection figure 11
Power supply point, the 3rd, 4 pin ground connection.Other pins carry out conventional connection according to the input of chip.
Embodiment of above of the present invention, can reach following technique effect：The real time information of production equipment, example can be collected
Duration, start duration, machining information, assessment equipment production capacity, rate of load condensate, the utilization of capacity are such as processed, and employs the electricity of optimization
Source control module so that the integrated level of data acquisition equipment is more preferable, and the efficiency of power management more improves.And the present invention provides
Specific circuit structure implementation, circuit structure is simple, easily realizes.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (10)
- A kind of 1. production equipment data acquisition facility, it is characterised in that：Including central processing unit (U1), with central processing unit (U1) the data transfer observation circuit (U7) of connection, the state for monitoring data transmission；One or more analog signal monitorings Circuit, for monitoring the input and collection of analog signal；One or more digital signal observation circuits, for monitoring digital signal Input and collection；The observation circuit of one or more square-wave signals, for monitoring the input and collection of square-wave signal.
- 2. production equipment data acquisition facility as claimed in claim 1, it is characterised in that：Further include power module, for for The in-line power of production equipment data acquisition facility.
- 3. production equipment data acquisition facility as claimed in claim 2, it is characterised in that：Further include CAN communication transceiver (U6), for the differential level by the logic level transition of CAN controller for CAN bus, in the bus that two have differential voltage Cable transmitting data；GPRS data transport module, is used for transmission the data collected.
- 4. production equipment data acquisition facility as claimed in claim 2, it is characterised in that：Central processing unit (U1) bag Include STM32F103RBT6 chips.
- 5. a kind of power circuit, including a MP2303 chips (U4), it is characterised in that：The 7th pin of chip (U4) passes through resistance R26 Power supply Vin is met, the 2nd pin meets power supply vin；The anode for further including diode D1, D1 is connected with one end of capacitance C7, the cathode of D1 It is connected with the inductance L2 other ends being connected afterwards with capacitance C7；There is the first output voltage point among inductance L2 and diode D1, first Output voltage point is connected with the cathode of zener diode D3, and the anode of zener diode D3 has the second output voltage point.
- 6. power circuit as claimed in claim 4, it is characterised in that：The 8th pin serial connection capacitance C14 of chip (U4) is grounded, and the 7th Pin meets power supply Vin by resistance R26, and the 6th pin serial connection capacitance C17 is grounded after being connected with resistance R22, the ground connection of the 6th pin Resistance R27 is connected between point and the 7th pin；It is grounded after 5th pin serial connection resistance R19；After the 1st pin of capacitance C7 connections again with 3rd pin connects；Polar capacitor C9 is in series between the ground terminal of vin and the 2nd pin, ground terminal is connected with polar capacitor C9's Anode；The cathode of D1 is connected after connecting with inductance L2 with the other end of capacitance C7；Have among inductance L2 and zener diode D1 Output voltage point, the first output voltage point are connected with the cathode of zener diode D3, and the anode of zener diode D3 has second Output voltage point；The plus earth of zener diode D4, D4 is further included, anode connects the first output voltage point；First output voltage Resistance R18 is in series between point and the 5th pin of chip U4；Capacitance C12 and polarized capacitance C13 is connected in parallel on the first output voltage Between point and earth point；Resistance R19 is further included, resistance R19 is connected between the 5th pins of chip U4 and earth point.
- 7. power circuit as claimed in claim 5, it is characterised in that：C17 capacitances are 4.7nF, and the resistance value of R22 is 5.1K, resistance R27 resistance value are 47K, and the resistance value of resistance R19 is 10K, and the preferred value of capacitance C7 is 10nF, and power supply vin is 24V, polarized capacitance C9 specification are 47uF, 50V；D2 and D3 is SS26 type zener diodes, and zener diode D1 is 1N4148 Type zener diode, inductance L2 specifications are preferably 10uH, 4.4A, and first output voltage is+4V, second output voltage Point voltage is+3.3V；Zener diode D4 models SMBJ5.0A；Resistance R18 resistance values are 33k；Capacitance C12 capacitances are The specification of 10nF, polarized capacitance C13 are 220uF, 16V.
- 8. a kind of production equipment data acquisition facility, it is characterised in that including the power supply as described in claim 4-6 any one Circuit.
- 9. a kind of production equipment, it is characterised in that include claim 1-3, or the data acquisition facility described in 7 any one.
- 10. a kind of production equipment, it is characterised in that include the power circuit described in claim 4-6 any one.
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| CN107942785A (en) * | 2017-11-15 | 2018-04-20 | 常州天正工业发展股份有限公司 | A kind of production equipment data capture method and device |
| CN108680272A (en) * | 2018-07-25 | 2018-10-19 | 重庆骞纳马科技有限公司 | A kind of temperature of high-tension switch cabinet monitoring system and its monitoring method |
| WO2023201480A1 (en) * | 2022-04-18 | 2023-10-26 | 常州市工业互联网研究院有限公司 | Production equipment data acquisition device, power circuit, and production equipment |
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