Southwestern Industries ProtoTRAK Plus, Programming, Operating & Service Manual

Page 1: ...ndustries Inc 2615 Homestead Place Rancho Dominguez CA 90220 USA T 310 608 4422 F 310 764 2668 Service Department 800 367 3165 e mail sales southwesternindustries com service southwesternindustries co...

Page 2: ...made to include all the information required for the purposes of this guide Southwestern Industries Inc assumes no responsibility for inaccuracies or omission and accepts no liability for damages res...

Page 3: ...4 Tool Diameter Compensation 6 3 5 Connective Events 10 3 6 CONRAD 10 4 0 DRO JOG POWER FEED Operation 12 4 1 Clear Entry 12 4 2 IN to MM or MM to IN 12 4 3 Reset One Axis 12 4 4 Preset 12 4 5 Reset...

Page 4: ...34 5 13 RS232 Communications 37 5 14 Program Sample 39 6 0 DO ONE Operation Program Run 42 6 1 Incremental Reference Position 42 6 2 DO ONE Program Run 42 6 3 Cutting Comers 43 6 4 DO ONE Editing 44 7...

Page 5: ...lities of each when your job is best done by transitioning back and forth between manual and contouring CNC operations with the powerful DO ONE routines Section 2 provides a brief description of the P...

Page 6: ...calls up rectangular pocket or frame routines START initiates the start of a program or DO ONE P W R FEED activates power feed routines FEED feedrate override to increase feedrate FEED feedrate overri...

Page 7: ...ole M for Mill A for Arc R for Repeat C for Circle and P for Pocket CONVERSATION shows prompting messages for the operation during program and Nn SERVOS ON indicates that the DC servo motors and ampli...

Page 8: ...rews to provide accurate positioning and precise contouring 2 8 Tape Cassette Deck optional The cassette deck allows all programs to be saved on tape for future run The deck is held in a separate encl...

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Page 10: ...L 0 U U U N W I l l L O U m s c v r w r r N C n r 3 m r V J O roo 0 0 0 r r o I U a d o...

Page 11: ...POWER CONTROL C A B I N E T S i d e V i e w X Motor Connector i m d Pendant Logic Connector I S w i t c h F I G U R E 3 1...

Page 12: ...e on the workpiece Z Axis Positive Z axis motion is defined as moving the quill up Measurement up is also positive on the workpiece 3 2 Absolute Incremental Reference The ProtoTRAK may be programmed a...

Page 13: ...and may therefore be loaded with either the INC SET or ABS SET key 3 4 Tool Diameter Compensation Tool diameter compensation allows the machined edges shown direct ly on the print to be programmed in...

Page 14: ...center at the cutter Rc Tool cutter compensation is always specsed as the tool either right or left of the workpiece while looking in the direction of the tool motion Below are examples of tool right...

Page 15: ...2 to X3 Y3 is less than the radius R of the tool point X2 Y2 would have to be offket toward point XI Y1 by a distance equal to d d can be calculated using the following formula where R tool radius L l...

Page 16: ...S m X4 3 000 ABS d 075 G Y4 0 050 ABS Tool Diameter 250 d 075 5 Using 2 to estimate d By using d calculated X2 would d 25 15 be adjusted to 1 462 ABS for d 038 programming EXAMPLE 2 Let X1 0 ABS Using...

Page 17: ...r tangentially connecting radii for the corners of pockets and kames without the necessity of complex calculations A few typical examples of CONRAD applications are described below For the figure belo...

Page 18: ...vent the system will prompt for CONRAD at which time the operator inputs the numerical value of the tangentially c o e c t i n gradius r K3 The system will calculate the tangent points T I and T2 and...

Page 19: ...ABS SET to set selected axis absolute to zero at the current position See 4 7 and 4 8 to display this data NOTE This will also reset the incremental dimension if the absolute position is being display...

Page 20: ...d and for one second following release the percent feedrate or actual feedrate for power feed will be shown in the conversation display 4 10 JOG The servo motors can be used to jog the table To jog at...

Page 21: ...indicating the applicable feedrate b Press FEED or F E E D O adjust the feedratebetween rapid and 0 2 inch per minute 5mm per minute c Press X or Y the distance to move and MC SET d Press GO to begin...

Page 22: ...d of the MILL event 5 2 CONRAD 5 2 1 For MILL ARC Events During programming the ProtoTRAK will prompt for a CONRAD input for each MILL and ARC event Section 3 6 describes the CONRAD routine and specif...

Page 23: ...e first event and command SET 2 Note that if the cutter is not raised before pushing GO to mill from X2Y2 to X3Y3 the top of the corner at XY2 will be milled off see Sec 6 3 It is always good practice...

Page 24: ...or less if modified by the feedrate override to the programmed X and Y along the most direct path b The actual feedrate is displayed in the conversation display c When in position the IN POSITION lig...

Page 25: ...Bolt Hole event is run the following sequences take place a The table moves at rapid or less if modified by the feedrate override to the first hole location along the most direct path b The actual fe...

Page 26: ...fset 0 relative to programmed edge and direction of tool cutter movement Keyboard Input MILL event display indexes by one and is proceeded by M NUMERIC DATA INC SET or ABS SET NUMERIC DATA INC SET or...

Page 27: ...in a straight line at the programmed feedrate or as modified by the percent feedrate override to the X END and Y END position again offset by the tool radius g The IN POSITION light turns on h The con...

Page 28: ...TA INC SET or ABS SET CONRAD 1 or 2 SET C W 1 CCW2 Dimension of tangential radius to next event Note Must input a number or 0 if next event is con nective otherwise no numeric input Select if arc is t...

Page 29: ...o the X END and Y END position a gain offset by the tool radius g The IN POSITION light turns on h The conversation display comments SET Z if the next event uses the same tool or TOOL Nu if the next e...

Page 30: ...no o et O 0 or 1 or 2 SET Width of finish cut if 0 is entered no finish cut will be made relative to programmed edge and direction of cutter movement NUMERIC DATA SET Milling Feedrate in in min from 1...

Page 31: ...n display comments CHECK Z if the next event uses the same tool or TOOL N if the next event uses a different tool number N i The operator presses the GO key to proceed to the next event 5 8 POCKET Eve...

Page 32: ...Milling feedrate in in min k o m 1 to 99 9 or mm min from 5 to 2500 Input tool number the same as last event is automatically assumed if there is no numeric input NlTMERIC DATA INC SET or ABS SET NUME...

Page 33: ...sses GO to proceed to the next event 5 9 Repeat Events This event is very useful when a series of identical machining operations are required This may include a series of evenly spaced holes a duplica...

Page 34: ...The table moves at rapid or less if modified by the feedrate override to the initial beginning location of the first repeated event offset by the programmed offsets and tool compensation b The ProtoT...

Page 35: ...ent 5 10 2 RESTART If the operator wishes to start in the middle of a program say at event 13 then a Press but do not hold START the display will read AT EVNT then press 13 b Then press and hold for 3...

Page 36: ...R The appropriate procedure is a Change parts being sure the next is held in the same position as the first b Press the GO key instead of START c The conversation display will prompt to load the first...

Page 37: ...ents 5 6 13 14 15 and 16 will not be affected Data may also be corrected during programming by re pressing the event type key or a different one and re inputting all the data for that event 5 11 2 Add...

Page 38: ...key is pressed a fourth time the display will read SPEC MOD Press set to enter into the special mode options These are special modes of operation which are used in sales demonstrations installation s...

Page 39: ...a program must be properly connected or this mode aborts The ProtoTRAK reads the tape program displaying all tape messages and then automatically and continuously runs it without interruptions or stop...

Page 40: ...vent In either case X BEG and Y BEG for event 9 will not be prompted and will be loaded as 0 INC and R1 L2 CO TOOL DW and TOOL will not be prompted and will be loaded with the same value as in event 8...

Page 41: ...the calibration procedure was less than the standard length or too much the maximum allowable is 1 more than the standard If less increase the sensor tilt and repeat the calibration procedure If too m...

Page 42: ...I COMM 2 b Press 1 and the conversation will flash back and forth RECEIVE l and SEND 2 c Press 2 d A small red light on the Tape Cassette Recorder will turn on for one to two minutes and the display...

Page 43: ...ssette I I pass 3 I corder t o d i s p l a y memory but f i r s t and I operation 1 1 second pass had errors 1 2 Re record program a t most convenient time 1 I I I P o s s i b l y use new cassette if...

Page 44: ...ontrol brand and model Some CAD CAM packages allow the operator to write his own post processor for each of his CNC models For other packages the post processors must be or can be provided by the CAD...

Page 45: ...Press 2 and the display will alternately flash RECEIVE lM SEND 2 c Press 2 keys and the display will read OK TO SEND d Be certain the communication port is properly configured For IBM PC compatible co...

Page 46: ...ill the bolt hole pattern Using a 500 end mrll machine the 750 radius circular pocket including a 010 finish cut Using the same end mill machine the perimeter of the part from point B to point C towar...

Page 47: ...SET 2 45 ABS SET U S SET 2 45 AES SET ExDlanation Tool 1 is center drill To finish drill the five holes center drilled in Event 1 The first event to be repeated is Event 1 The last event to be repeate...

Page 48: ...SET INC SET MILL ARS SET 2 45 ABS SET INC SET INC SET Section 5 Programming Program Run 1 41 Explanation To command system to machine a zero radius at point C and continue towards point D To command...

Page 49: ...nchanged from where it already is 6 2 DO ONE Program Run DO ONE programming and run is nearly identical to the complete part programming described in Section 5 There are however a few differences They...

Page 50: ...another DO ONE mill event was programmed horn X2 Y2 to X3 Y3 with tool right offset the cutter would first move from b to c the end of the st to the beginning of the second with their offsets then on...

Page 51: ...ogrammed and run at a time and brief there is no procedure for their recall and edit If the operator wishes to edit a DO ONE event he must press the event type like MILL and reinput the entire event I...

Page 52: ...re are two or even more correct solutions for example the intersection of a line and a circle In these cases the display will indicate the number of possible solutions and name them A B etc Press RECA...

Page 53: ...y prompts X I Y1 Y2 X3 Y3 X4 Y4 Number of possible solutions 1 7 2 2 Type 11 Find the intersection of two lines when two points are known on one line one point is known on the other line and the angle...

Page 54: ...dius Find XY NOTE Point X2 Z is on line X1 Yl X2 YZ and on the arc with radius R between the lines Display Prompts X I Y1 X2 Y2 X3 Y3 RADIUS Number of possible solutions 2 A and B 7 2 4 Type 13 Find t...

Page 55: ...radius is known Find XY Display Prompts XI Y1 X2 Y2 X3 Y3 X4 Y4 RADIUS Number of possible solutions 4 A B C D 7 2 6 Type 15 Find the intersection of two arcs when the center and radius of each are kn...

Page 56: ...line between centers XI Center YI Center 2 Genie Y2 Center Display Prompts XlCNTR YlCNTR R1 X2CNTR YZCNTR R2 Number of possible solutions 2 A and B for each point 7 2 8 Type 17 Find the intersection o...

Page 57: ...n t i Y Center 2 Display Prompts XI Y1 32 Y2 RADrCTS Number of possible solutions 2 A and B 7 2 10 Type 21 Calculate a point on an arc when the center another point on the arc and the angle between th...

Page 58: ...Center Y Center Display Prompts XI Y1 XCENTR YCENTR Number of possible solutions 1 7 2 72 Type 23 Calculate the center of an arc or circle when two points on the arc and the angle between them are kno...

Page 59: ...X CENTR Y CENTR X Center Display Prompts X I Y1 X2 Y2 X3 Y3 Number of possible solutions 1 7 2 14 Type 25 Calculate the cartesian X and Y location when polar R and angle coordinates are known Find XY...

Page 60: ...thematical Numbers Type Data Required Prompt 30 31 32 33 34 35 36 37 to find sine cosine t a n arc sine arc cosine arc tan square root decimal value degrees minutes ANGLE ANGLE ANGLE NUMBER NUMBER NUM...

Page 61: ...ramming rules listed below that must be followed For many of these the ProtoTRAK has the ability to self check to ensure they have not been violated When they have the conversation display will say DA...

Page 62: ...not equal the tool diameter of the second 10 A CONRAD is programmed but the tool number of the first event does not equal the tool number of the second 11 It is mathematically impossible to define a c...

Page 63: ...r service 05 The servo drive microprocessor fails to communicate with the master microprocessor Press RESTORE turn the ProtoTRAK off for a minute and try again If fault persists call for service 32 To...

Page 64: ...o Replacement of wipers is the responsibility of the customer o Accidental damage beyond the control of SWI is not covered by the warranty Thus the warranty does not apply if an instrument has been a...

Page 65: ...PROTOTRAK PROCRAMMING FOP DATE PART DESCRIPTION PROMPTS...

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