num系统参数培训2课件.ppt

1、Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-1All rights reservedAutomation Business/NumP50Type 5No.of wordsUnsigned decimal2Defines the CNC sampling period and the sampling period for the QVN cards.SAMPLING PERIODP50 parameter is directly inv

2、olved in performances of the system,knowing that at least,18 samplings are necessary for exact definition of a sine curve on one period.Note:This movement of an axis with respect to the time(sine curve)can be obtained with a circular interpolation.The speed determines the frequency(the period)of the

3、 sine curve.2Tp1Fc 2Tp1FcpcppcpYG2 FxxxXtTP50Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-2All rights reservedAutomation Business/NumP2Type 6No.of words32-bit hexadecimal1Declaration of measured axes.MEASURED AXESAxis address 31measured2431162

4、381507$_ _ _ _ _ _ _ _Word N0Axis address 0measuredInstitut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-3All rights reservedAutomation Business/NumIt is possible to modify the measured position in MDI by programming,when the axis is declared measured

5、only.Example:E90000=50000Note:The value of P2 can be read in E931xx(read-only parameters).P2MEASURED AXESInstitut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-4All rights reservedAutomation Business/NumP7Type 0No.of words8-bithexadecimal2Automatic sele

6、ction of the programming units at the initialisation of the system(inch/metric).INITIALISATION IN INCHES OR METRIC UNITSIMPORTANT NOTE:P7 is a multi-functions parameter.The status of other bits must not be changed.07Word N0Bit reset:System initialised with G71 valid(metric)Bit set:System initialised

7、 with G70 valid(inch)3Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-5All rights reservedAutomation Business/NumP11Type 5No.of words64Adapts the measurement supplied by the position encoder to the internal CNC measurement.AXIS MEASUREMENT COEFFI

8、CIENT CONVERSIONUnsigned decimalAxis 0Word N0N1Axis 1Word N2N3Axis 2Word N4N5Axis 31Word N62N63Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-6All rights reservedAutomation Business/NumP11AXIS MEASUREMENT COEFFICIENT CONVERSIONSoftwareHardware(i

9、f counting card)x 41 CNC increment=0,.mmScrew pitch?Encoder pulses?DiviMultiInstitut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-7All rights reservedAutomation Business/NumP4Type 0No.of words8-bithexadecimal5Configuration of the CNC internal increment

10、.INTERNAL SYSTEM MEASUREMENTLinear axesRotary axes(modulo 360 degrees or limited excursion)7WordValue of N2DisplayInternal incrementMaximum machine travel$11 decimal digit0.1 mm10000 m$22 decimal digits0.01 mm1000 m$33 decimal digits1 m100 m$44 decimal digits0.1 m10 m$55 decimal digits0.01 m1 mValue

11、 of N4DisplayInternal increment$04 decimal digitsIn degrees/10000$11 decimal digitIn degrees/10$22 decimal digitsIn degrees/100$33 decimal digitsIn degrees/1000$44 decimal digitsIn degrees/10000Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-8All

12、 rights reservedAutomation Business/NumP10Type 6No.of words32-bit hexadecimal1Configuration for each axis of the measurement direction.AXIS MEASUREMENT DIRECTION2431162381507$_ _ _ _ _ _ _ _Word N0Axis address 31Axis address 0Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFo

13、rmationNUM 1060-DC1 906/F/4-9All rights reservedAutomation Business/NumDisplacement in the POSITIVE directionAXIS MEASUREMENT DIRECTIONP10EncoderCOORDINATESincrease+Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-10All rights reservedAutomation B

14、usiness/NumThe value to be entered depends on the measurement accuracy and on the quality of the servo-system.Roughly,the value can be estimated at 5 to 10 times the multi/divi.Note:This value is expressed in CNC increments.P22Type 5No.of words32Following error threshold into which the axis,when sto

15、pped,is considered in position.IN-POSITION WINDOWUnsigned decimal-P22+P22Calculated positionThe axis is considered in positionif it is within the distance P22from the calculated positionInstitut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-11All rights

16、 reservedAutomation Business/NumAs long as the following error is over P22,the axis is not considered in position.The CNC remains in cycle after a displacement in MDI or in CONTINUOUS mode.P22IN-POSITION WINDOWP22=20Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM

17、 1060-DC1 906/F/4-12All rights reservedAutomation Business/Num07Word N0Handwheel 1 measurement directionHandwheel 4 measurement directionHandwheel 3 measurement directionHandwheel 2 measurement directionP12Type 0No.of words8-bit hexadecimalDefinition of the handwheels measurement direction.HANDWHEEL

18、 MEASUREMENT DIRECTION1Institut SchneiderFormationInstitut SchneiderFormationInstitut SchneiderFormationNUM 1060-DC1 906/F/4-13All rights reservedAutomation Business/Num07Word N1Handwheel 1 implies 28Handwheel 4 implies 31Handwheel 3 implies 30Handwheel 2 implies 29P14Type 0No.of words8-bit hexadeci

19、malUsed to filter the handwheel measurement.HANDWHEEL DECLARATION2Filtering consists of forcing the two LSBs of the measurement to zero,i.e.the bits resulting from multiplication by 4 of the increments,performed by the axis card.Institut SchneiderFormationInstitut SchneiderFormationInstitut Schneide

20、rFormationNUM 1060-DC1 906/F/4-14All rights reservedAutomation Business/NumNote:The overspeed coefficient can be read in E32001(read/write parameter).P13Type 5No.of words18Moves the handwheel by an increment equivalent to the internal measurement unit(in manual mode).HANDWHEEL MEASUREMENT COEFFICIEN

21、T CONVERSIONUnsigned decimalHandwheel increments*1Handwheel increments*100Handwheel increments*10Vitman2(%W4.2)Vitman1(%W4.1)000110Handwheel 1 Word N0N1Handwheel 2 Word N2N3Handwheel 3 Word N4N5Handwheel 4 Word N6N7Overspeed G12Word N8N9Linear axisWord N10N11Word N12N13Word N14N15Word N16N17Word N18N19Axis modulo 360 or with limited excursionIf these words are set to 0 multi/divi values from words N0-N7 are used