CODESYS 枕式机应用

//----色标中断信号响应处理：将传送带轴当前位置存放到位置缓存
IF SensorTriger=1 THEN
IF (BufDeep<0) THEN
BufDeep:=0; //防止出错
END_IF
IF BufDeep>=2 THEN
BufDeep:=2; //最多只支持2个缓存，多于2个，丢弃，防止出错
END_IF

CASE BufDeep OF //--缓存指针，最多记住3个标志
0:
TargetPointArry0:=Axis_CONVERY.fActPosition;
1:
TargetPointArry1:=Axis_CONVERY.fActPosition;
2:
TargetPointArry2:=Axis_CONVERY.fActPosition;
END_CASE

BufDeep:=BufDeep+1;
SensorTriger:=0;

END_IF

//-----自由计时器刷新，可用于判断超时错误-------->>--
IF PowerupTimerS < 32700 THEN
PowerupTimerS:=PowerupTimerS+2; //EtherCAT Period is 2ms
END_IF

//----按系统运行状态0~5分别处理---------------->>
IF Sysstatus<0 OR Sysstatus>5 THEN //万一状态指针错误，纠正为重新开始运行
Sysstatus:=0;
END_IF

CASE Sysstatus OF
// System status: 0=Selfchecking; 1=Error; 2=Stopped; 3=Man-Jogging; 4=SlaveAxis Origining;
// 5=MasterAxis firstrun;
0: //上电自诊断，伺服使能 Self checking
IF NOT Inited THEN
//-----使能两个伺服驱动器----->>------
MC_Power2(Enable:=TRUE, bRegulatorOn:=TRUE, bDriveStart:=TRUE, Axis:=Axis_FlyCut,);
MC_Power1(Enable:=TRUE, bRegulatorOn:=TRUE, bDriveStart:=TRUE, Axis:=Axis_CONVERY,);

MC_Power3(Enable:=TRUE, bRegulatorOn:=TRUE, bDriveStart:=TRUE, Axis:=Axis_ZJ,);

Inited:= MC_Power1.Status AND MC_Power2.Status AND MC_Power3.Status;

//-----超时错误判断------>>-----
IF (PowerupTimerS> 10000) AND (Ethercat.xConfigFinished = FALSE) THEN
SysStatuMark:=1; //EtherCAT Network/Cable Error
Sysstatus:=1; //Error State
END_IF

IF (PowerupTimerS> 12000) AND (Ethercat.xError = TRUE) THEN
SysStatuMark:=2; //EtherCAT Network/Cable Error
Sysstatus:=1; //Error State
END_IF

ELSE
Sysstatus :=2; //If two servo can be ENABLED, Switch to statu 2;
SysStatuMark:=0; //OK
END_IF

1: //停机告警状态 Stopped,Error Alarming

AxisConvy_RUN:=0;

IF Reset_key=TRUE THEN //----如果手动复位按钮，
Sysstatus:=0; //--退回到起始状态
PowerupTimerS:=0; //--重新计时
SysStatuMark:=0; //--清除告警

IF EtherCAT.xConfigFinished=FALSE THEN
EtherCAT.xRestart :=Reset_key; //---如果EtherCAT网络有问题，重启网络
END_IF

Reset_key:=FALSE;
END_IF

IF Setup_key=TRUE AND SysStatuMark=0 THEN //----系统正常的情况下，如果手动调试按钮，转到调试状态
Sysstatus:=3;

END_IF
//Setup_key:=TRUE;
IF Setup_key=FALSE AND SysStatuMark=0 THEN //----系统正常的情况下，如果手动调试按钮，转到调试状态
Sysstatus:=2;

END_IF

2: //正常停机 Stopped, Normal

AxisConvy_RUN:=0;

IF Axis_CONVERY.nAxisState=4 OR Axis_CONVERY.nAxisState=5 THEN
AxisConvery_Stop:=1; //此处给出停机标志
END_IF

IF Axis_FlyCut.nAxisState=4 OR Axis_FlyCut.nAxisState=5 THEN
AxisFlyCut_Stop:=1; //此处给出停机标志
END_IF

IF Setup_key= TRUE THEN
Sysstatus:= 3; //goto JOG and Setting

END_IF

IF Run_key= TRUE THEN
Sysstatus:= 4; //Proparing to run
Run_key:=0;
Run1Cmd:=1;
END_IF

3: // Manual Jogging and setting, Omitted because of no Set_Key here
MC_Jog1( Axis:= Axis_Convery, JogForward:= JOG_AxisConvery_for, JogBackward:=JOG_AxisConvery_bak, Velocity:= 100,Acceleration:= 1000, Deceleration:= 1000, );

MC_Jog2( Axis:= Axis_FlyCut, JogBackward:= JOG_AxisFlyCut_for,JogBackward:=JOG_AxisFlyCut_bak, Velocity:= 100,Acceleration:= 1000, Deceleration:= 1000, );

IF FlyZero_key= TRUE THEN
MC_SetPosition1(Axis:= Axis_FlyCut,Execute:=TRUE,Mode:=FALSE,);
FlyZero_key:= FALSE;
END_IF

IF Setup_key= FALSE AND JOG_AxisConvery_for= FALSE AND JOG_AxisFlyCut_for=FALSE AND JOG_AxisConvery_bak= FALSE AND JOG_AxisFlyCut_bak=FALSE THEN
Sysstatus:= 2;
END_IF

4: //SlaveAxis Adjusting, 若飞剪轴不在等待位置，先回到原点
MC_MoveAbsolute2(Axis:= Axis_FlyCut ,Execute:=Run1Cmd ,Position:=0 ,Velocity:=360 ,Acceleration:=3600 ,Deceleration:=3600 , );
Run1Cmd :=0;
//MC_Home1(Axis:= Axis_FlyCut, Execute:= Run1Cmd, Position:= 0, );

IF MC_MoveAbsolute2.done=TRUE THEN
MC_MoveAbsolute2(Axis:= Axis_FlyCut ,Execute:=FALSE ,);
CAM_TabEnable:=TRUE;//凸轮表使能
Sysstatus:=5; //goto runing

//初始化用于同步起始点的比较寄存器缓冲，这里设计了2级缓冲，Clear CMR buffer------>>--
CMR0:=0;
CMR1:=0;
CMR_Pointer:=0;

//让自由计时器从新计时，便于检查色标信号超时判断--------->>-----
PowerupTimerS:=0;

END_IF

5: //MasterAxis firstRun
//传送带开始以速度方式运动，运行速度Vspeed为按时间变化----------------->>--
AxisConvy_RUN:=TRUE;

CAM_InEnable:=TRUE;//凸轮同步使能，由CMR+Offset比对匹配时，触发同步

END_CASE

//---以下为所有状态都需要的处理---------------->>
//-----前面作了MC的执行触发、使能标志的处理，下面统一放在这里------>>
MC_CAMTableSelect1(
Master:= Axis_CONVERY,
Slave:= Axis_FlyCut,
CamTable:= Cam1,
Execute:= CAM_TabEnable,
Periodic:= FALSE,
MasterAbsolute:= FALSE,
SlaveAbsolute:= 1,
Done=> Tbldn,
Busy=> ,
Error=> ,
ErrorID=> ,
CamTableID=> Cam1_ID);

//---比较目标缓冲区的长度，触发CAM同步的判断、CamIn的触发-----
IF CAM_InEnable=TRUE THEN
IF BufDeep >0 THEN
tmp1:=Axis_CONVERY.fActPosition-(TargetPointArry0+SensorCut_Length);
IF tmp1>-0.1 THEN
CamIn_trig:=1;

TargetPointArry0:=TargetPointArry1;
TargetPointArry1:=TargetPointArry2;
BufDeep:=BufDeep-1;
END_IF
//---防错处理：若传送带的当前位置比比较点的位置大，清掉无用的比较点----->>
(* (tmp1>0.1) THEN
TargetPointArry0:=TargetPointArry1;
TargetPointArry1:=TargetPointArry2;
IF BufDeep>0 THEN
BufDeep:=BufDeep-1;
END_IF

END_IF *)

END_IF
END_IF

pp:=Run_key;

MC_CamIn1(
Master:= Axis_CONVERY,
Slave:= Axis_FlyCut,
Execute:= CamIn_trig,
MasterOffset:= 0,
SlaveOffset:= 0,
MasterScaling:= 1,
SlaveScaling:= -1,
StartMode:=0 ,
CamTableID:= Cam1_ID,
VelocityDiff:= 0,
Acceleration:= 30,
Deceleration:= 30, );

CamIn_trig:=FALSE; //

MC_CamOut1(
Slave:= Axis_FlyCut,
Execute:= Stop_key,
Done=> ,
Busy=> ,
Error=> ,
ErrorID=> );

MC_MoveVelocity1(Axis:= Axis_CONVERY , Execute:=AxisConvy_RUN , Velocity:= Vspeed , Acceleration:= 60, Deceleration:=60 , );

//如果2个轴都已停稳3=standstill，返回停机状态
(*IF Sysstatus=5 AND Axis_CONVERY.nAxisState=3 AND Axis_FlyCut.nAxisState =3 THEN
Sysstatus:=2;
END_IF
*)
//只要有1个轴故障停机1=errorstop，就返回故障停机状态
IF Axis_CONVERY.nAxisState=1 OR Axis_FlyCut.nAxisState =1 THEN
AxisFlyCut_Stop:=1;
AxisConvery_Stop:=1;
Sysstatus:=1;
END_IF

IF Stop_key=1 THEN
AxisFlyCut_Stop:=1;
AxisConvery_Stop:=1;
AxisConvy_RUN:=0;
Stop_key:=0;
END_IF

//----测试位移----->>
MC_MoveRelative1(
Axis:= Axis_CONVERY,
Execute:= test1,
Distance:=120 ,
Velocity:= Vspeed,
Acceleration:=60 ,
Deceleration:= 60,
);

//----测试位移------>>
MC_MoveRelative2(
Axis:= Axis_FlyCut,
Execute:= test2,
Distance:=360 ,
Velocity:= Vspeed,
Acceleration:=60 ,
Deceleration:= 60,
);

MC_Stop1(Axis:= Axis_CONVERY,Execute:=AxisConvery_Stop,);
MC_Stop2(Axis:= Axis_FlyCut,Execute:=AxisFlyCut_Stop,);
AxisFlyCut_Stop:=0;
AxisConvery_Stop:=0;

MC_Reset1(Axis:= Axis_CONVERY, Execute:= r1, );
MC_Reset2(Axis:= Axis_FlyCut, Execute:= r2, );
MC_Reset3(Axis:= Axis_ZJ, Execute:= r3, );

IF Sysstatus >0 AND ( 飞剪伺服.wstate <>8) THEN
b:=b+1;
SysStatuMark:=2; //第二个伺服网络断线
END_IF

IF Sysstatus >0 AND ( 追剪伺服.wstate <>8) THEN
a:=a+1;
SysStatuMark:=3; //第一个伺服网络断线
END_IF

//---下面的语句是为了让MC指令能得到下一次的上升沿------------>>---
MC_MoveAbsolute2(Axis:= Axis_FlyCut ,Execute:=FALSE , );
MC_MoveVelocity1(Axis:= Axis_CONVERY , Execute:=FALSE,);
MC_SetPosition1(Axis:= Axis_FlyCut,Execute:=FALSE,Mode:=FALSE,);