CN101464677A - Automatic detection apparatus and control method for roll grinder - Google Patents
Automatic detection apparatus and control method for roll grinder Download PDFInfo
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- CN101464677A CN101464677A CNA2008101860391A CN200810186039A CN101464677A CN 101464677 A CN101464677 A CN 101464677A CN A2008101860391 A CNA2008101860391 A CN A2008101860391A CN 200810186039 A CN200810186039 A CN 200810186039A CN 101464677 A CN101464677 A CN 101464677A
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Abstract
The invention mainly relates to the technical field of the control of a roll shaped measuring device used for a roll grinder, particularly to a roll grinder automatic detecting device and the control method thereof. The automatic detecting device comprises a man-machine interface (1); the man-machine interface (1) is connected with a control system (2) through a PROFBUS communication bus; the automatic detecting device further has the characteristics that the control system (2) is connected with a servo module (3) through a data bus; the control system (2) is connected with a speed count unit (4) through an I/O bus; the servo module (3) is connected with a control module (7) used for controlling an X, a Z, an XI, a U and a D shafts of a machine tool; the speed count unit (4) is connected respectively with a first sensor (5) and a second sensor (6) through data lines; and the automatic detecting device uses a Siemens 840 D numerical control system and the developed special process control software to complete the grinding process and the control logic of the whole grinder. The automatic detecting device has the advantages of high control accuracy, improves the work efficiency of the machining tool, and reduces the labor intensity of an operator.
Description
Technical field:
The present invention relates generally to the control technology field of the roll forming measurement mechanism that is used for roll grinder, especially relates to a kind of roll grinder automatic detection device and control method.
Background technology:
Roll grinder is indispensable a kind of important production equipment during modern industry is produced, be mainly used in metallurgy, industries such as papermaking, its grinding principle has the characteristics of general large-scale cylindrical grinder, but be different from general cylindrical grinder, roll grinder removes the grinding cylinder body, (grinding plain-barreled roll, the roll bearing footpath) outside, various on can also the grinding rolling mill have convexity, the roller surface of concave and arbitrary surface etc., therefore roll grinder many with respect to the complicated movement of cylindrical grinder, except that emery wheel is done (main motion) the relative gyration with workpiece (roll), also require emery wheel and workpiece the two when making relative longitudinal motion, also do certain radially relative displacement, and this radial displacement is different from the compound motion of grinding tapering, is plunge grinding.Convexity (recessed) value that roll grinder is set is in order to satisfy the roll that the different convexitys of grinding require, elastic deformation that the acting force that makes roll eliminate the workpiece breaker roll in the rolling course of work produces and thermal expansion distortion, with guarantee milling train when rolling between the work roll along gaps such as axis directions, guarantees that rolling workpiece broad ways thickness is equal.
Along with scientific technological advance requires more and more higher to industry rolled parts such as metallurgy, papermaking, require both at home and abroad at present that rolled parts is more and more thinner, thickness deviation and surfaceness be more and more higher, like this, common roll grinding machine can't satisfy processing request, development multifunctional numerical control roll grinder is imperative, the requirement of the roll forming detection means of breaker roll is also more and more higher, also is difficult to satisfy the requirement of industry breaker rolls such as metallurgy, papermaking by the manual method that detects with the operator.
Summary of the invention:
The objective of the invention is to avoid the deficiencies in the prior art part and a kind of roll grinder automatic detection device and control method are provided.The OEM software platform that it utilizes Siemens Company to provide gets up NC and PLC organic connections, can realize online detection and roll forming is compensated grinding automatically.Thereby efficiently solve the problem that background technology exists.
Purpose of the present invention can be by realizing by the following technical solutions: described roll grinder automatic detection device and control method, include man-machine interface (1), man-machine interface (1) links to each other with control system (2) by the PROFBUS communication bus, its characteristics also include described control system (2) and link to each other with servo module (3) by data bus, control system (2) links to each other with high-speed counting unit (4) by the I/O bus, servo module (3) be used to control lathe X, Z, X1, U, the control module of D axle (7) links to each other, and high-speed counting unit (4) link to each other with second sensor (6) with first sensor (5) respectively by data line; The step of described roll grinder Automatic Detection and Control comprises:
(1), parameter input, comprise diameter, measure loop parameter;
(2), start loop program, according to selected measurement technology (comprising diameter, standard annulus, circularity, roll forming), system generates the NC program automatically, start-up routine, measurement will be carried out automatically;
(3), lathe X, Z, X1 axle move to the measuring position;
(4), gage beam puts down automatically and measures;
(5), lathe X, Z, X1 axle move to the measurement starting point;
(6), mobile lathe X, the zero clearing of X1 axle;
(7), mobile lathe Z begins;
(8), the real time record measured value, sensor produces the variation of trace on roll surface, umber of pulse collects high speed counting module, handle through PLC, the PCU50 man-machine interface can write down measure straight;
(9), real-time displayed record measured value on the PCU50 man-machine interface;
(10), the preservation data are finished in measurement;
(11), by the electrical control hydraulic jack, gage beam is packed up to home automatically;
(12), system is measured value and theoretical value, carries out computing relatively, analyzes data automatically;
(13), print Discrepancy Report;
(14), measurement is finished automatically.
The invention has the beneficial effects as follows, described roll grinder automatic detection device and control method, the special process Control Software that it adopts Siemens 840D digital control system and develops is finished grinding process, the steering logic of whole grinding machine.The function of control system be realize Accurate Position Control and and each system between the logical order control of moving, make it harmonious.Its control accuracy is very high, has improved the work efficiency of lathe, has reduced operator's labour intensity.
Description of drawings:
Fig. 1 is an overall arrangement schematic diagram of the present invention;
Fig. 2 system of the present invention control flow chart.
Embodiment:
Be described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing:
Embodiment 1, see Fig. 1,2, described roll grinder automatic detection device and control method, include SIEMEN man-machine interface 1, man-machine interface 1 links to each other with control system 2 by the PROFBUS data bus, its feature also includes described control system 2 and links to each other with servo module 3 by data bus, control system 2 links to each other with high-speed counting unit 4 by the I/O bus, servo module 3 links to each other with the control module 7 that is used to control lathe X, Z, X1, U, D axle, and high-speed counting unit 4 links to each other with second sensor 6 with first sensor 5 respectively by data line; The step of described roll grinder Automatic Detection and Control comprises:
(1), parameter input, comprise diameter, measure loop parameter;
(2), start loop program, according to selected measurement technology (comprising diameter, standard annulus, circularity, roll forming), system generates the NC program automatically, start-up routine, measurement will be carried out automatically;
(3), lathe X, Z, X1 axle move to the measuring position;
(4), gage beam puts down automatically and measures;
(5), lathe X, Z, X1 axle move to the measurement starting point;
(6), mobile lathe X, the zero clearing of X1 axle;
(7), mobile lathe Z begins;
(8), the real time record measured value, sensor produces the variation of trace on roll surface, collect high speed counting module, handle through PLC, the PCU50 man-machine interface can write down measure straight;
(9), on the PCU50 man-machine interface, implement the displayed record measured value;
(10), the preservation data are finished in measurement;
(11), pack up to home automatically by electrical control hydraulic jack gage beam;
(12), system is measured value and theoretical value, carries out computing relatively, analyzes data automatically;
(13), print Discrepancy Report;
(14), measurement is finished automatically.
Described roll grinder automatic detection device and control method, its roll measuring system is made up of two displacement transducers etc., realizes contact measurements such as curve surface of workpiece, circularity.The X1 axle is a measurement axis, and two displacement transducers are driven by X-axis, X1 axle respectively, and wherein, X-axis, X1 axle are done closed-loop control with the grating chi, and its positioning accuracy request is very high; Driving gage beam when measuring touches on the roll roll surface, move along the roller length direction by the Z axle again, height according to the processing roll surface, make displacement transducer send pulse, the pulse that PLC transmits according to displacement transducer, through after the calculation process of PLC, system compares actual curve and theoretical curve automatically, generates a new compensated curve, handles to generate automatically compensating grinding program again through NC, after utilizing the compensation grinding program that generates to carry out grinding, the roll forming precision can reach very high requirement, like this, can improve the work efficiency of lathe, also improve the crudy of roll, reduced operator's labour intensity.
Described roll grinder automatic detection device and control method, its curved surface, roundness measurement flow process are distinguished as follows: 1, measurement of curved surface
1) measurement of curved surface parameter input (comprise and measure diameter, measurement length, measurement number of times, measuring speed etc.);
2) start the measurement of curved surface circulation;
3) X, X1, Z axle put down gage beam to the gage beam extended position;
4) X, X1, Z axle are to measuring starting point;
5) mobile X, X1 axle are zero to the gauge head value;
6) mobile Z axle is measured beginning;
7) real time record measured value (Z axle, gauge head value);
8) real-time measurement values curve display;
9) finish up to measurement;
10) X, X1, Z axle are packed up gage beam to the gage beam stowed position;
11) X, X1, Z axle are to home;
12) roll curved surface offset data is set up in measurement data analysis, can compensate grinding;
13) can carry out the printing of measurement data and curve;
14) the measurement of curved surface circulation is finished.
2, roundness measurement
1) roundness measurement parameter input (comprise and measure diameter, measuring position, measurement number of times, workpiece rotational frequency etc.);
2) start the roundness measurement circulation;
3) X, X1, Z axle put down gage beam to the gage beam extended position;
4) X, X1, Z axle are to the measuring position;
5) mobile X, X1 axle are zero to the gauge head value;
6) start Workpiece Rotating;
7) real time record measured value (gauge head value);
8) real-time circularity curve display;
9) finish up to measurement;
10) X, X1, Z axle are packed up gage beam to the gage beam stowed position;
11) X, X1, Z axle are to home;
12) roll circularity data are set up in roundness measurement data analysis;
13) can carry out the printing of roundness measurement data and curve;
14) the roundness measurement circulation is finished.
Claims (1)
1. roll grinder automatic detection device and control method, include man-machine interface (1), man-machine interface (1) links to each other with control system (2) by the PROFBUS communication bus, its feature also includes described control system (2) and links to each other with servo module (3) by data bus, control system (2) links to each other with high-speed counting unit (4) by the I/O bus, servo module (3) links to each other with the control module (7) that is used to control lathe X, Z, X1, U, D axle, and high-speed counting unit (4) link to each other with second sensor (6) with first sensor (5) respectively by data line; The step of described roll grinder Automatic Detection and Control comprises:
(1) parameter input comprises diameter, measures loop parameter;
(2) start loop program, according to selected measurement technology (comprising diameter, standard annulus, circularity, roll forming), system generates the NC program automatically, start-up routine, and measurement will be carried out automatically;
(3) lathe X, Z, X1 axle move to the measuring position;
(4) gage beam puts down automatically and measures;
(5) lathe X, Z, X1 axle move to the measurement starting point;
(6) mobile lathe X, the zero clearing of X1 axle;
(7) mobile lathe Z begins;
(8) real time record measured value, sensor produce the variation of trace on roll surface, umber of pulse collects high speed counting module, handle through PLC, and the PCU50 man-machine interface can write down measured value;
(9) real-time displayed record measured value on the PCU50 man-machine interface;
(10) the preservation data are finished in measurement;
(11) by the electrical control hydraulic jack, gage beam is packed up to home automatically;
(12) system carries out computing relatively with measured value and theoretical value, analyzes data automatically;
(13) print Discrepancy Report;
(14) measurement is finished automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101860391A CN101464677A (en) | 2008-12-11 | 2008-12-11 | Automatic detection apparatus and control method for roll grinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101860391A CN101464677A (en) | 2008-12-11 | 2008-12-11 | Automatic detection apparatus and control method for roll grinder |
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| CN101464677A true CN101464677A (en) | 2009-06-24 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738981B (en) * | 2009-12-04 | 2011-06-15 | 清华大学 | Machine learning-based robot grinding method |
| CN102081373B (en) * | 2009-11-27 | 2012-06-27 | 上海电气集团股份有限公司 | Numerical control system for roll grinder and control method thereof |
| CN101691019B (en) * | 2009-10-09 | 2013-03-27 | 济南二机床集团有限公司 | Method for swiveling coordinate when accessory universal milling head passes quadrants |
| CN106378668A (en) * | 2016-11-15 | 2017-02-08 | 佛山泰冈数控精密机床有限公司 | Control method of five-axis double-end-surface grinding machine |
-
2008
- 2008-12-11 CN CNA2008101860391A patent/CN101464677A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691019B (en) * | 2009-10-09 | 2013-03-27 | 济南二机床集团有限公司 | Method for swiveling coordinate when accessory universal milling head passes quadrants |
| CN102081373B (en) * | 2009-11-27 | 2012-06-27 | 上海电气集团股份有限公司 | Numerical control system for roll grinder and control method thereof |
| CN101738981B (en) * | 2009-12-04 | 2011-06-15 | 清华大学 | Machine learning-based robot grinding method |
| CN106378668A (en) * | 2016-11-15 | 2017-02-08 | 佛山泰冈数控精密机床有限公司 | Control method of five-axis double-end-surface grinding machine |
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