CN204928646U - Multi -functional step motor controlling means - Google Patents
Multi -functional step motor controlling means Download PDFInfo
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- CN204928646U CN204928646U CN201520491981.4U CN201520491981U CN204928646U CN 204928646 U CN204928646 U CN 204928646U CN 201520491981 U CN201520491981 U CN 201520491981U CN 204928646 U CN204928646 U CN 204928646U
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- 238000004891 communication Methods 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 abstract description 11
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000009529 body temperature measurement Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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- Control Of Stepping Motors (AREA)
Abstract
The utility model relates to an open multi -functional step motor controlling means, including residual current signal acquisition circuit, temperature measurement circuit, keyboard control circuit, singlechip control circuit, drive circuit, display circuit and RS485 communication circuit, residual current signal acquisition circuit and temperature measurement circuit's output signal transmit to D data conversion the circuit, D data conversion circuit and keyboard control circuit's output signal transmit singlechip control circuit to, single -chip control circuit's output signal conveys respectively to drive circuit and display circuit, drive circuit's output signal sends step motor, single -chip control circuit and the two -way data communication of RS485 communication circuit, RS485 communication circuit's output signal sends the system control center, the utility model discloses a residual current signal acquisition circuit, temperature measurement circuit and RS485 communication circuit can realize functions such as operations such as " remote regulating, telemetering measurement, remote control, distant news " and accessible software implementation record warning current status, printing trouble statement.
Description
Technical field
The utility model relates to electronic circuit field, particularly be a kind of multi-functional stepping motor control apparatus.
[background technology]
Stepping motor on market has high-precision location, position and speeds control, tool location confining force, be active in one's movements, open features such as possessing high torque (HT), high reliability, small-sized, high power when circuit controls need not rely on sensor localization, middle low speed; have a wide range of applications, but do not possess temperature detection, overload protection and carried out the function of remote monitoring by bus.
[utility model content]
In order to overcome above shortcomings part in prior art, the purpose of this utility model is to provide a kind of multi-functional stepping motor control apparatus.
In order to reach above-mentioned object, the utility model adopts following concrete technical scheme: multi-functional stepping motor control apparatus, include residual current signal acquisition circuit, temperature sensing circuit, keyboard control circuit, single chip machine controlling circuit, drive circuit, display circuit and RS485 telecommunication circuit, the output signal of described residual current signal acquisition circuit and temperature sensing circuit be transferred to A D data converting circuit, described A the output signal of D data converting circuit and keyboard control circuit be transferred to single chip machine controlling circuit, the output signal of described single chip machine controlling circuit is sent to drive circuit and display circuit respectively, the output signal of described drive circuit is sent to stepping motor, described single chip machine controlling circuit and RS485 telecommunication circuit bidirectional data communication, the output signal of described RS485 telecommunication circuit is sent to System Control Center.
Described single chip machine controlling circuit adopts AT89C51 single-chip microcomputer U1.
Described residual current signal acquisition circuit adopts current transformer LN collection signal, and the output signal of described current transformer LN, respectively through diode D2, D3 amplitude limit and resistance R6 current limliting, after resistance R7 dividing potential drop, then is delivered to AD623 amplifier U7.
Described temperature sensing circuit adopts K type transducer T collecting temperature signal, and the output signal of described K type transducer T is transferred to operational amplifier U4.
Described drive circuit employing ULN2003 height is withstand voltage, big current Darlington array chip U2.
Described RS485 telecommunication circuit adopts 75176 communication module U6.
The utility model advantage is compared with prior art: the utility model adopts residual current signal acquisition circuit, temperature sensing circuit and RS485 telecommunication circuit, can realize operations such as " remote regulating, remote measurement, remote control, distant news " and by functions such as software simulating record warning current state, print fault forms.
[accompanying drawing explanation]
Fig. 1 is frame assumption diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model;
Below in conjunction with accompanying drawing, the utility model is described in further detail.
[embodiment]
In order to explain the technical solution of the utility model further, below by specific embodiment, the utility model is elaborated.
As shown in Figure 1, multi-functional stepping motor control apparatus of the present utility model, include residual current signal acquisition circuit, temperature sensing circuit, keyboard control circuit, single chip machine controlling circuit, drive circuit, display circuit and RS485 telecommunication circuit, the output signal of described residual current signal acquisition circuit and temperature sensing circuit be transferred to A D data converting circuit, described A the output signal of D data converting circuit and keyboard control circuit be transferred to single chip machine controlling circuit, the output signal of described single chip machine controlling circuit is sent to drive circuit and display circuit respectively, the output signal of described drive circuit is sent to stepping motor, described single chip machine controlling circuit and RS485 telecommunication circuit bidirectional data communication, the output signal of described RS485 telecommunication circuit is sent to System Control Center.
As shown in Figure 2, described single chip machine controlling circuit adopts AT89C51 single-chip microcomputer U1, by the control signal of square wave as stepping motor with sequential that the I/O mouth of AT89C51 single-chip microcomputer U1 exports, signal is withstand voltage through ULN2003 height, big current Darlington array chip U2 Driving Stepping Motor.ULN2003 height is withstand voltage, big current Darlington array chip U2 is made up of seven silicon NPN Darlington transistors, the base resistance of ULN2003 height is withstand voltage, every a pair Darlington of big current Darlington array chip U2 is all a connected 2.7K, under the operating voltage of 5V, it directly can be connected with cmos circuit with TTL, directly can process the data originally needing standard logic buffer to process.ULN2003 height is withstand voltage, big current Darlington array chip U2 operating voltage is high, and operating current is large, and filling with electric current can reach 500mA, and can bear the voltage of 50V when OFF state, and output can also in high load currents parallel running., big current Darlington array chip U2 withstand voltage by ULN2003 height forms the drive circuit of stepping motor, controls by the state of keyboard control circuit to motor, and shows the rotating speed of motor by the display circuit of display screen.
Press the first button S1 start key, motor rotates, and presses the second button S2 and adds 1 key, and speed increases, and presses the 3rd button S3 and subtracts 1 key, and speed reduces, and press the 4th button S4 stop key, motor stalling, velocity amplitude shows on charactron.
Described temperature sensing circuit adopts K type transducer T collecting temperature signal, the output signal of described K type transducer T is transferred to operational amplifier U4, when K type transducer T detects that temperature raises gradually, the resistance value of K type transducer T increases gradually, its both end voltage also increases gradually, temperature signal is converted into voltage signal by this process, through the 3rd pin of resistance R3 current limliting access operational amplifier U4, after data-signal amplifies by operational amplifier U4, exported by the 6th pin of operational amplifier U4, input A the 2nd pin input A/I of D conversion chip U3) after conversion by the input of data-signal from AT89C51 single-chip microcomputer U1, after AT89C51 single-chip microcomputer U1 has detected data-signal input, judge through logic analysis, whether this signal temperature value reaches alarm temperature value.As do not reach alarm temperature value then AT89C51 single-chip microcomputer U1 do not have signal to export; Reach alarm temperature value if had, AT89C51 single-chip microcomputer U1 divides two-way to export, the first via, by the p2.7 pin output low level of AT89C51 single-chip microcomputer U1, through resistance R10, drives buzzer B1 to report to the police; P1.7, RXD, TXD pin serial data of secondary route AT89C51 single-chip microcomputer U1 exports the 1st pin, the 2nd pin, the 3rd pin, the 4th pin that are added to 75176 communication module U6 respectively and heat alarm is sent to system bus.
Described residual current signal acquisition circuit adopts current transformer LN collection signal, the output signal of described current transformer LN is respectively through diode D2, D3 amplitude limit and resistance R6 current limliting, after resistance R7 dividing potential drop, be delivered to AD623 amplifier U7 again, when phase line has earth fault, current transformer LN magnetic flux and no longer etc. zero, produce small induced voltage signal, this signal is through resistance R7 current limliting, resistance R6 dividing potential drop, adjusting resistance R6 can change signal input current size, through diode D2, D3 amplitude limit, be input to the 3rd pin of AD623 amplifier U7, after AD623 amplifier U7 inside is amplified, change the adjustable multiplication factor of resistance: R9, by the 6th pin of AD623 amplifier U7 be input to A the 2nd pin input of D conversion chip U5, through A/! ) signal is input to after conversion p1.3, p1.4, p1.5 pin of AT89C51 single-chip microcomputer U1, through AT89C51 single-chip microcomputer U1 read A D conversion chip U5 data after, when exceeding set point by the process of AT89C51 single-chip microcomputer U1 internal processes, two-way is divided to export, the first via, by the p2.7 pin output low level of AT89C51 single-chip microcomputer U1, through resistance R10, buzzer B1 is driven to report to the police.P1.7, RXD, TXD pin serial data of secondary route AT89C51 single-chip microcomputer U1 exports the 1st pin, the 2nd pin, the 3rd pin, the 4th pin that are added to 75176 communication module U6 respectively and current alarm signal is sent to system bus.
But above-mentioned embodiment is exemplary, being to better enable those skilled in the art understand this patent, can not being interpreted as it is restriction this patent being comprised to scope; As long as according to this patent disclose any equivalent change done or the modification of spirit, all fall into the scope that this patent comprises.
Claims (6)
1. multi-functional stepping motor control apparatus, it is characterized in that: include residual current signal acquisition circuit, temperature sensing circuit, keyboard control circuit, single chip machine controlling circuit, drive circuit, display circuit and RS485 telecommunication circuit, the output signal of described residual current signal acquisition circuit and temperature sensing circuit be transferred to A D data converting circuit, described A the output signal of D data converting circuit and keyboard control circuit be transferred to single chip machine controlling circuit, the output signal of described single chip machine controlling circuit is sent to drive circuit and display circuit respectively, the output signal of described drive circuit is sent to stepping motor, described single chip machine controlling circuit and RS485 telecommunication circuit bidirectional data communication, the output signal of described RS485 telecommunication circuit is sent to System Control Center.
2. multi-functional stepping motor control apparatus as claimed in claim 1, is characterized in that: described single chip machine controlling circuit adopts AT89C51 single-chip microcomputer U1.
3. multi-functional stepping motor control apparatus as claimed in claim 1, it is characterized in that: described residual current signal acquisition circuit adopts current transformer LN collection signal, the output signal of described current transformer LN is respectively through diode D2, D3 amplitude limit and resistance R6 current limliting, after resistance R7 dividing potential drop, then be delivered to AD623 amplifier U7.
4. multi-functional stepping motor control apparatus as claimed in claim 1, is characterized in that: described temperature sensing circuit adopts K type transducer T collecting temperature signal, and the output signal of described K type transducer T is transferred to operational amplifier U4.
5. multi-functional stepping motor control apparatus as claimed in claim 1, is characterized in that: described drive circuit employing ULN2003 height is withstand voltage, big current Darlington family chip U2.
6. multi-functional stepping motor control apparatus as claimed in claim 1, is characterized in that: described RS485 telecommunication circuit adopts 75176 communication module U6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491981.4U CN204928646U (en) | 2015-07-09 | 2015-07-09 | Multi -functional step motor controlling means |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491981.4U CN204928646U (en) | 2015-07-09 | 2015-07-09 | Multi -functional step motor controlling means |
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| CN204928646U true CN204928646U (en) | 2015-12-30 |
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| CN201520491981.4U Expired - Fee Related CN204928646U (en) | 2015-07-09 | 2015-07-09 | Multi -functional step motor controlling means |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106742839A (en) * | 2016-11-29 | 2017-05-31 | 洛阳毅兴石化电器仪表设备有限公司 | A kind of chemical industry rapping equipment with drive device |
-
2015
- 2015-07-09 CN CN201520491981.4U patent/CN204928646U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106742839A (en) * | 2016-11-29 | 2017-05-31 | 洛阳毅兴石化电器仪表设备有限公司 | A kind of chemical industry rapping equipment with drive device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160718 Address after: 100080, 18, Zhongguancun Avenue, Beijing, Haidian District, 16, 1822 Patentee after: Beijing fine Technology Co., Ltd. Address before: 362200 Fujian city of Quanzhou province Jinjiang city Chendai Xia Cun long makeup Road No. 162 Patentee before: Xie Qiuhong |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20180709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |