CN203744945U - Control system for workpiece pneumatic measurement - Google Patents
Control system for workpiece pneumatic measurement Download PDFInfo
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- CN203744945U CN203744945U CN201420094752.4U CN201420094752U CN203744945U CN 203744945 U CN203744945 U CN 203744945U CN 201420094752 U CN201420094752 U CN 201420094752U CN 203744945 U CN203744945 U CN 203744945U
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- workpiece
- pneumatic
- measured
- control system
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Abstract
The utility model discloses a control system for workpiece pneumatic measurement, which comprises an industrial control computer, a PLC control device, a measuring device, sensors, a circuit part, and an execution mechanism, wherein the PLC control device comprises an Ethernet module, a PLC system, and a touch screen; the PLC control device is connected with the industrial control computer via industrial Ethernet and the Ethernet module; the touch screen is connected with the PLC system via an RS232, the touch screen serving as a man-machine integrated device communicates with the PLC system, and the result of pneumatic measurement is displayed and printed. According to the control system for workpiece pneumatic measurement, online workpiece measurement and error adjustment can be fully realized, measurement errors caused by human factors can be greatly reduced, the production cost is reduced, the production efficiency is improved, and good economic benefits and social benefits can be generated.
Description
Technical field
The utility model relates to the control system of a kind of workpiece automatic control survey and online error adjustment, in particular, relates to the control system that a kind of workpiece pneumatic is measured.
Background technology
Pneumatic gauging is to using gas as medium, microsize by tested length changes and causes that the variation of gaseous tension realizes gasmetry, in recent years, air measuring device is greatly improved, but automatic control level is lower, there are following shortcomings: one, pneumatic gauging control system does not in the past have computing and memory function, and data processing amount is many and complicated, be difficult to intuitively, dynamically grasp whole measuring process, do not realize workpiece on-line measurement and error adjustment completely; Two, automaticity is low, cannot tackle in time the various complex situations that occur in pneumatic gauging process, and production cost is high, equipment failure rate is high, and interference from human factor measuring accuracy affects the efficiency of whole pneumatic measuring system.
Summary of the invention
The utility model is in order to overcome above-mentioned deficiency, has provided the control system that a kind of workpiece pneumatic is measured.
Technical scheme of the present invention is as follows:
The control system that a kind of workpiece pneumatic is measured: comprise industrial computer, PLC control device, measurement mechanism, sensor, circuit part, topworks; Described PLC control device, comprise ethernet module, PLC system, touch-screen, PLC control device is connected with industrial computer by Industrial Ethernet and ethernet module, touch-screen is connected with PLC system by RS232, equipment and the dialogue of PLC system as man-machine integration, show and print the result of pneumatic gauging; PLC control device is connected with measurement mechanism, sensor, circuit part, topworks by control bus.
Described measurement mechanism comprises measured workpiece and air measuring device, and air measuring device is provided with source of the gas, reduction valve and stable-pressure device.
Described sensor comprises pneumatic transmitter, pressure transducer, current sensor.
Described circuit part comprises change-over circuit and Circuit tuning, and change-over circuit detects the power through the conversion electric signal of sensor, to process in time the data of electric signal, adjusts online measuring accuracy and revises measuring error.
Described topworks comprises operation valve, and operation valve is provided with reduction valve and solenoid directional control valve.
The present utility model compared with prior art, have the following advantages and high-lighting effect: this control system has changed pneumatic gauging mode in the past PLC control technology is applied in pneumatic gauging control system, start air measuring device and produce gas, gas flow through pneumatic transmitter in PLC controller, the physical size of the automatic measuring workpieces of PLC controller, physical size and the standard size of workpiece compare.According to comparative result, by size, workpiece is carried out, adjust online measuring accuracy and revise measuring error, finally realize on-line measurement and the error correction of workpiece.
Except above these, the utility model is realized workpiece on-line measurement and error adjustment completely, greatly reduces the measuring error that human factor causes, and has reduced production cost, has improved production efficiency, can produce good economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of workpiece pneumatic Measurement and Control System described in the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model and embodiment thereof are described in further detail.
As shown in Figure 1, the utility model comprises industrial computer, PLC control device, measurement mechanism, sensor, circuit part, topworks; Described PLC control device, comprise ethernet module, PLC system, touch-screen, PLC control device is connected with industrial computer by Industrial Ethernet and ethernet module, touch-screen is connected with PLC system by RS232, equipment and the dialogue of PLC system as man-machine integration, show and print the result of pneumatic gauging; PLC control device is connected with measurement mechanism, sensor, circuit part, topworks by control bus; Described measurement mechanism comprises measured workpiece and air measuring device, and air measuring device is provided with source of the gas, reduction valve and stable-pressure device; Described sensor comprises pneumatic transmitter, pressure transducer, current sensor; Described circuit part comprises change-over circuit and Circuit tuning, and change-over circuit detects the power through the conversion electric signal of sensor, to process in time the data of electric signal, adjusts online measuring accuracy and revises measuring error; Topworks comprises operation valve, and operation valve is provided with reduction valve and solenoid directional control valve.
In described air measuring device, compressed air source unit produces gas, gas flow is through reduction valve, reduction valve and pneumatic transmitter join, pneumatic transmitter is measured large, the measurement clearance size that small nozzle and block move, by measured measurement clearance size conversion, it is pressure signal, pressure signal is reached in the pressure transducer of described sensor, pressure transducer is converted to current signal by pressure signal, current signal transit circuit is controlled the electromagnetic switch valve events commutation in described execution control device on the one hand, current signal is through control bus input PLC control device on the other hand, PLC controller in PLC control device calculates the physical size of workpiece, physical size and the standard size of workpiece compare, in touch-screen in PLC control device, show comparative result, according to comparative result, by size, workpiece is measured automatically, online measuring accuracy and the correction measuring error adjusted, finally realize on-line measurement and the error correction of workpiece.KingView 6.5 monitoring softwares are housed on described industrial computer; Described PLC controls and adopts Siemens S7-200 series Programmable logic Controller (PLC); Described ethernet communication module adopts CP243-1.
In addition to the implementation, the present invention can also have other embodiments.All technical schemes that is equal to replacement or equivalent transformation distortion, all in the claimed scope of the present invention.
Claims (5)
1. the control system that workpiece pneumatic is measured, is characterized in that: comprise industrial computer, PLC control device, measurement mechanism, sensor, circuit part, topworks; Described PLC control device, comprise ethernet module, PLC system, touch-screen, PLC control device is connected with industrial computer by Industrial Ethernet and ethernet module, touch-screen is connected with PLC system by RS232, equipment and the dialogue of PLC system as man-machine integration, show and print the result of pneumatic gauging; PLC control device is connected with measurement mechanism, sensor, circuit part, topworks by control bus.
2. the control system that a kind of workpiece pneumatic as claimed in claim 1 is measured, is characterized in that: described measurement mechanism comprises measured workpiece and air measuring device, air measuring device is provided with compressed air source unit, reduction valve and stable-pressure device.
3. the control system that a kind of workpiece pneumatic according to claim 1 is measured, is characterized in that: described sensor comprises pneumatic transmitter, pressure transducer, current sensor.
4. the control system that a kind of workpiece pneumatic according to claim 1 is measured, it is characterized in that: described circuit part comprises change-over circuit and Circuit tuning, change-over circuit detects the power through the conversion electric signal of sensor, to process in time the data of electric signal, adjust online measuring accuracy and revise measuring error.
5. the control system that a kind of workpiece pneumatic according to claim 1 is measured, is characterized in that: described topworks comprises operation valve, operation valve is provided with reduction valve and solenoid directional control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094752.4U CN203744945U (en) | 2014-02-26 | 2014-02-26 | Control system for workpiece pneumatic measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094752.4U CN203744945U (en) | 2014-02-26 | 2014-02-26 | Control system for workpiece pneumatic measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744945U true CN203744945U (en) | 2014-07-30 |
Family
ID=51344733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420094752.4U Expired - Fee Related CN203744945U (en) | 2014-02-26 | 2014-02-26 | Control system for workpiece pneumatic measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203744945U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596452A (en) * | 2014-12-26 | 2015-05-06 | 大连佳林设备制造有限公司 | Electrical control system for measuring projection of engine fuel spray nozzle |
| CN105750210A (en) * | 2016-04-19 | 2016-07-13 | 苏州布德机电设备有限公司 | PLC (programmable logic controller)-based measurement device |
-
2014
- 2014-02-26 CN CN201420094752.4U patent/CN203744945U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596452A (en) * | 2014-12-26 | 2015-05-06 | 大连佳林设备制造有限公司 | Electrical control system for measuring projection of engine fuel spray nozzle |
| CN105750210A (en) * | 2016-04-19 | 2016-07-13 | 苏州布德机电设备有限公司 | PLC (programmable logic controller)-based measurement device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150226 |
|
| EXPY | Termination of patent right or utility model |