CN102091731A - Hole shape regulating and controlling system of steel tube empty curving forming unit and control method thereof - Google Patents
Hole shape regulating and controlling system of steel tube empty curving forming unit and control method thereof Download PDFInfo
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- CN102091731A CN102091731A CN2010105673809A CN201010567380A CN102091731A CN 102091731 A CN102091731 A CN 102091731A CN 2010105673809 A CN2010105673809 A CN 2010105673809A CN 201010567380 A CN201010567380 A CN 201010567380A CN 102091731 A CN102091731 A CN 102091731A
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- industrial computer
- programmable logic
- logic controller
- wincc
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Abstract
The invention discloses an automatic regulating and controlling system of a steel tube empty curving forming unit and a control method thereof. The system comprises an industrial personal computer, a programmable logic controller (PLC) and motor encoders; a communication card is installed on the industrial personal computer which is connected with the PLC through the communication card; the PLC is connected in series with a plurality of the motor encoders through a PROFIBUS-DP bus network; and the industrial personal computer is provided with hole shape regulating and controlling software of the steel tube empty curving forming unit, which is developed on the basis of siemens configuration software WINCC. Due to the combination of hardware, i.e. the industrial personal computer, the PLC and the motor encoders, the equipment cost is lowered and reduced to 1/4 of the original equipment cost. Due to the installation of the configuration software WINCC on the industrial personal computer, the convenience for storing and reading data is realized, the hole shape of the unit is conveniently and rapidly regulated, and the production efficiency is increased.
Description
Technical field
The present invention relates to a kind of steel tube shaping machine group pass and adjust control system, the empty bending forming machine group of particularly a kind of steel pipe pass is adjusted control system and control method thereof.
Background technology
At present, the control system of the empty bending forming machine group of steel pipe pass adjustment adopts servo, Programmable Logic Controller PLC and touch-screen to combine on hardware and adjusts unit, deficiency below producing like this:
1. make the equipment manufacturing cost costliness with SERVO CONTROL;
2. the software data memory function of editor's touch-screen is not easily, can only store in the DB piece of Programmable Logic Controller PLC or in the file;
3. because the motor number that adopts in the unit is more, can use a lot of buttons to adjust the rotating of motor in the picture, realize the variation of different roller position, form the pass of different size steel pipe, the I/O variable is also more relatively, and the communication speed of touch-screen is also limited, makes communication speed relatively slow;
4. with the touch-screen software unit pass that simply draws, neither be very directly perceived.
Summary of the invention
Be to solve the problems referred to above that prior art exists, the present invention will design a kind of cheap, data convenient storage, reduces the I/O variable, improve communication speed and empty bending forming machine group adaptive control system of the vivider steel pipe intuitively of display interface and control method thereof.
To achieve these goals, technical scheme of the present invention is as follows:
The empty bending forming machine group of a kind of steel pipe adaptive control system, comprise an industrial computer, Programmable Logic Controller PLC, also comprise motor encoder, on the described industrial computer address card is installed, described industrial computer is connected with Programmable Logic Controller PLC by address card, and described Programmable Logic Controller PLC is connected in series by PROFIBUS-DP bus network and a plurality of motor encoder; Described industrial computer is the industrial computer that the configuration software WINCC of Siemens and the empty bending forming machine group of the steel pipe pass adjustment control software that Microsoft Office ACCESS 2003 databases are foundational development are installed.
A plurality of motor encoder of the present invention is a 50-80 motor encoder.
Programmable Logic Controller PLC of the present invention adopts the S7-300 Programmable Logic Controller, and described address card adopts the CP5611 address card.
The control method of the empty bending forming machine group of a kind of steel pipe adaptive control system may further comprise the steps:
Set up I/O variable and read-write in A, the WINCC configuration software
Programmable Logic Controller PLC reads the revolution of different motor encoders respectively by Profibus DP bus network, and the corresponding reduction formula of process converts the actual position value of differential roller to, on the Wincc picture on the industrial computer, show the position setting value of differential roller and the actual position value that reads, the limit switch detection signal, motor alarm signal etc., these numerical value or signal are set up the I/O variable in WINCC variable manager, and specify among the Programmable Logic Controller PLC corresponding address, the WINCC configuration software is by on the seamless variable that is connected to Step 7 v5.4 of the Profibus communication modes of communication driver SIMATIC S7 Protocol Suite, realization is read and write in real time to actual position value and some binary warning variablees of differential roller, and the variable of reporting to the police is simultaneously become several variablees of being made up of word by original a plurality of binary variables;
WINCC configuration software on B, the industrial computer is made corresponding demonstration according to the variable state on picture
WINCC picture on the industrial computer with the machine drawing of empty bending forming machine group by being inserted in the picture after handling, and be presented in the picture always, when the motor in elected moves, respective rollers or motor become green, according to the I/O variable that reads, with the input and output frame positional value of differential roller is presented on the picture, according to signal condition change color indication motor, the state of limit switch, the control motor just on the picture, the variable of more than 100 button control of counter-rotating is reduced to 4 variablees of 4 button controls, these 4 variablees pass through the combination with selected electric plane No., just control different motors, counter-rotating, the position of adjustment differential roller;
C, write data in the database
Operation interface on the operation industrial computer, behind the pass of having debugged unit, industrial computer is write the positional value of differential roller in the ACCESS database of industrial computer by the VBS script;
Data record is to the WINCC picture and write among the Programmable Logic Controller PLC in D, the read data storehouse
When producing, industrial computer is read the positional value of differential roller on the WINCC picture of industrial computer by the VBS script from database, and the WINCC configuration software is write the positional value of these rollers in the DB piece of Programmable Logic Controller PLC automatically;
E, operation
Programmable Logic Controller PLC controls on-the-spot motor operation according to the positional value of the differential roller in the DB piece, adjusts different passes, produces the steel pipe of different size.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention adopts industrial computer, Programmable Logic Controller PLC and these combination of hardware of motor encoder, has reduced equipment cost, makes equipment cost reduce to original 1/4.
2, the present invention adopts at industrial computer WinCC configuration software and Microsoft Office ACCESS2003 database is installed, WINCC configuration software on the industrial computer is realized the positional value of the differential roller that reads from Programmable Logic Controller PLC is stored in the ACCESS database by the VBS script that carries, " preservation parameter " button is realized with the VBS script in the interface, whether exist by data record in " caliber " imported on the interface and " wall thickness " searching database with the Select SQL statement in the program, if be not the record tail, the expression record exists, and then revises former record with the Update statement; If there is no, then insert new record in database with the Insert statement.When producing the different size steel pipe in the WINCC interface " reading parameter " button will be condition according to " caliber " in the interface, " wall thickness ", read out from the ACCESS database with the positional value data record of Select where SQL statement differential roller, write the interface of WINCC, WINCC directly writes in the DB piece of Programmable Logic Controller PLC, by the operation of Programmable Logic Controller PLC control motor, adjust the position of differential roller, if record does not exist, Pop-up message prompting frame then, the reminder-data record does not exist.
By said method, thereby convenience is read in the storage of realization data, makes things convenient for rapid adjustment unit hole shape, enhances productivity;
3, the present invention's all buttons that will control the motor forward and backward are reduced to 4 buttons and variable, the binary variable of warning variable is become the variable of being made up of word, thereby reduced a lot of binary variable numbers, have improved communication speed;
4, the present invention is inserted into the machine drawing of empty bending forming machine group in the picture by processing, thereby can see the particular location of different rollers on frame intuitively, and equipment is come into plain view.
Description of drawings
3 in the total accompanying drawing of the present invention, wherein:
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a program flow diagram of the present invention.
Fig. 3 is an industrial computer of the present invention interface schematic diagram.
Among the figure: 1, industrial computer, 2, Programmable Logic Controller PLC, 3, motor encoder.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.As Figure 1-3, the empty bending forming machine group of a kind of steel pipe adaptive control system, comprise an industrial computer 1, Programmable Logic Controller PLC2, also comprise motor encoder 3, on the described industrial computer 1 address card is installed, described industrial computer 1 is connected with Programmable Logic Controller PLC2 by address card, and described Programmable Logic Controller PLC2 is connected in series by PROFIBUS-DP bus network and a plurality of motor encoder 3; Described industrial computer 1 is the industrial computer 1 that the configuration software WINCC of Siemens and the empty bending forming machine group of the steel pipe pass adjustment control software that Microsoft Office ACCESS 2003 databases are foundational development are installed.Described a plurality of motor encoder 3 is a 50-80 motor encoder 3.Described Programmable Logic Controller PLC2 adopts the S7-300 Programmable Logic Controller, and described address card adopts the CP5611 address card.
The control method of the empty bending forming machine group of a kind of steel pipe adaptive control system may further comprise the steps:
Set up I/O variable and read-write in A, the WINCC configuration software
Programmable Logic Controller PLC2 reads the revolution of different motor encoder 3 respectively by Profibus DP bus network, and the corresponding reduction formula of process converts the actual position value of differential roller to, on the Wincc picture on the industrial computer, show the position setting value of differential roller and the actual position value that reads, the limit switch detection signal, motor alarm signal etc., these numerical value or signal are set up the I/O variable in WINCC variable manager, and specify among the Programmable Logic Controller PLC2 corresponding address, WINCC is by on the seamless variable that is connected to Step 7 v5.4 of the Profibus communication modes of communication driver SIMATIC S7 Protocol Suite, realization is read and write in real time to actual position value and some binary warning variablees of differential roller, and the variable of reporting to the police is simultaneously become several variablees of being made up of word by original a plurality of binary variables;
WINCC on B, the industrial computer 1 makes corresponding demonstration according to the variable state on picture
WINCC picture on the industrial computer 1 with the machine drawing of empty bending forming machine group by being inserted in the picture after handling, and be presented in the picture always, when the motor in elected moves, respective rollers or motor become green, according to the I/O variable that reads, with the input and output frame positional value of differential roller is presented on the picture, according to signal condition change color indication motor, the state of limit switch, the control motor just on the picture, the variable of more than 100 button control of counter-rotating is reduced to 4 variablees of 4 button controls, these 4 variablees pass through the combination with selected electric plane No., just control different motors, counter-rotating, the position of adjustment differential roller;
C, write data in the database
Operation interface on the operation industrial computer 1, behind the pass of having debugged unit, industrial computer 1 is write the positional value of differential roller in the ACCESS database of industrial computer 1 by the VBS script;
Data in D, the read data storehouse are to picture and write among the Programmable Logic Controller PLC2
When producing, industrial computer 1 is read the positional value of the differential roller in the database on the WINCC picture of industrial computer 1 by the VBS script, and WINCC writes the positional value of these rollers in the DB piece of Programmable Logic Controller PLC2 automatically;
E, operation
Programmable Logic Controller PLC2 controls on-the-spot motor operation according to the positional value of the differential roller in the DB piece, adjusts different passes, produces the steel pipe of different size.
As shown in Figure 3, when the present invention works, the switching that different buttons carry out different frame pictures is set on the key frame of industrial computer 1, actual conditions for vivider reflection shaping machine set, each frame is as a picture, insert the schematic diagram of corresponding frame in the picture, and be provided with the setting value and the actual value of differential roller position.The main operational steps of industrial computer 1 key frame of the present invention is as follows:
B1, when needs are adjusted certain roller, at first need " working method " is chosen as " manually ", select corresponding roller or motor in the picture again, click the rotating that corresponding arrow button in the picture is controlled motor, can adjust the position of roller.In elected when this roller or motor, its color can the corresponding green that becomes, the expression selected state, and what do not choose will be grey, if motor has warning, it will become redness.The corresponding motor numbering of choosing is located to show in " line traffic control motor significance bit ".
B2, in picture, in order to adjust the position of differential roller automatically, be provided with the input frame of differential roller position, if when " working method " elected as " automatically ", and having imported each roller position setting value, Programmable Logic Controller PLC2 can adjust the relative position of differential roller automatically according to selected frame.
B3, when debugging the steel pipe of different size, the input caliber, the wall thickness relevant parameter, when the position of adjusting roller, after mixing up the steel pipe pass, click " preservation parameter " button, corresponding roller position value is stored in the ACCESS database, when producing the steel pipe of this kind specification, clicking " reading parameter " reads out the roller position value of this kind specification steel pipe and is shown on the WINCC picture from the ACCESS database, WINCC is automatically associated in the DB piece of S7-300, by the position of Programmable Logic Controller PLC2 control adjustment differential roller, to produce the steel pipe of different size.
Show also in B4, the picture whether each limit switch has signal on the unit, if signal is arranged, corresponding indication becomes green, otherwise is red.
In sum, the industrial computer 1 that the WINCC configuration software is installed not only can demonstrate the composition of equipment intuitively in factory, ruuning situation can also store the data record of gathering in the database into, comes out to offer field apparatus by conditional information retrieval again when the needs time spent.
Claims (4)
1. the empty bending forming machine group of steel pipe adaptive control system, comprise an industrial computer (1), Programmable Logic Controller PLC (2), it is characterized in that: also comprise motor encoder (3), described industrial computer is equipped with address card on (1), described industrial computer (1) is connected with Programmable Logic Controller PLC (2) by address card, and described Programmable Logic Controller PLC (2) is connected in series by PROFIBUS-DP bus network and a plurality of motor encoder (3); Described industrial computer (1) is the industrial computer (1) that the configuration software WINCC of Siemens and the empty bending forming machine group of the steel pipe pass adjustment control software that Microsoft Office ACCESS 2003 databases are foundational development are installed.
2. the empty bending forming machine group of a kind of steel pipe according to claim 1 adaptive control system, it is characterized in that: described a plurality of motor encoders (3) are 50-80 motor encoder (3).
3. the empty bending forming machine group of a kind of steel pipe according to claim 1 adaptive control system, it is characterized in that: described Programmable Logic Controller PLC (2) adopts the S7-300 Programmable Logic Controller, and described address card adopts the CP5611 address card.
4. the control method of the empty bending forming machine group of steel pipe adaptive control system is characterized in that: may further comprise the steps:
Set up I/O variable and read-write in A, the WINCC configuration software
Programmable Logic Controller PLC (2) reads the revolution of different motor encoders (3) respectively by Profibus DP bus network, and the corresponding reduction formula of process converts the actual position value of differential roller to, on the Wincc picture on the industrial computer, show the position setting value of differential roller and the actual position value that reads, the limit switch detection signal, motor alarm signal etc., these numerical value or signal are set up the I/O variable in WINCC variable manager, and specify among the Programmable Logic Controller PLC (2) corresponding address, WINCC is by on the seamless variable that is connected to Step 7 v5.4 of the Profibus communication modes of communication driver SIMATIC S7 Protocol Suite, realization is read and write in real time to actual position value and some binary warning variablees of differential roller, and the variable of reporting to the police is simultaneously become several variablees of being made up of word by original a plurality of binary variables;
WINCC on B, the industrial computer (1) makes corresponding demonstration according to the variable state on picture
WINCC picture on the industrial computer (1) with the machine drawing of empty bending forming machine group by being inserted in the picture after handling, and be presented in the picture always, when the motor in elected moves, respective rollers or motor become green, according to the I/O variable that reads, with the input and output frame positional value of differential roller is presented on the picture, according to signal condition change color indication motor, the state of limit switch, the control motor just on the picture, the variable of more than 100 button control of counter-rotating is reduced to 4 variablees of 4 button controls, these 4 variablees pass through the combination with selected electric plane No., just control different motors, counter-rotating, the position of adjustment differential roller;
C, write data in the database
Operation interface on the operation industrial computer (1), behind the pass of having debugged unit, industrial computer (1) is write the positional value of differential roller in the ACCESS database of industrial computer (1) by the VBS script;
Data in D, the read data storehouse are to picture and write among the Programmable Logic Controller PLC (2)
When producing, industrial computer (1) is read the positional value of the differential roller in the database on the WINCC picture of industrial computer (1) by the VBS script, and WINCC writes the positional value of these rollers in the DB piece of Programmable Logic Controller PLC (2) automatically;
E, operation
Programmable Logic Controller PLC (2) controls on-the-spot motor operation according to the positional value of the differential roller in the DB piece, adjusts different passes, produces the steel pipe of different size.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201010567380 CN102091731B (en) | 2010-11-30 | 2010-11-30 | Hole shape regulating and controlling system of steel tube empty curving forming unit and control method thereof |
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CN 201010567380 CN102091731B (en) | 2010-11-30 | 2010-11-30 | Hole shape regulating and controlling system of steel tube empty curving forming unit and control method thereof |
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CN102091731A true CN102091731A (en) | 2011-06-15 |
CN102091731B CN102091731B (en) | 2013-05-08 |
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CN 201010567380 Expired - Fee Related CN102091731B (en) | 2010-11-30 | 2010-11-30 | Hole shape regulating and controlling system of steel tube empty curving forming unit and control method thereof |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105446259A (en) * | 2015-12-31 | 2016-03-30 | 大连三高集团有限公司 | Bending forming automatic adjustment and automatic memory storage system for straight-slit resistance weld pipe |
CN107784782A (en) * | 2016-08-24 | 2018-03-09 | 广东中烟工业有限责任公司 | A kind of alarm method and system of the cigarette dust pelletizing system based on wincc |
CN107942900A (en) * | 2017-11-14 | 2018-04-20 | 中南民族大学 | Co-extrusion film blowing machine group human-computer interactive control system based on ethernet communication |
CN108356113A (en) * | 2018-01-23 | 2018-08-03 | 襄阳科威电气有限公司 | A kind of steel pipe bender servo-control system |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105446259A (en) * | 2015-12-31 | 2016-03-30 | 大连三高集团有限公司 | Bending forming automatic adjustment and automatic memory storage system for straight-slit resistance weld pipe |
CN105446259B (en) * | 2015-12-31 | 2018-08-17 | 大连三高集团有限公司 | Longitudinal resistance welded pipe sky roll forming adjust automatically and automatic Memory storage system |
CN107784782A (en) * | 2016-08-24 | 2018-03-09 | 广东中烟工业有限责任公司 | A kind of alarm method and system of the cigarette dust pelletizing system based on wincc |
CN107942900A (en) * | 2017-11-14 | 2018-04-20 | 中南民族大学 | Co-extrusion film blowing machine group human-computer interactive control system based on ethernet communication |
CN108356113A (en) * | 2018-01-23 | 2018-08-03 | 襄阳科威电气有限公司 | A kind of steel pipe bender servo-control system |
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