Techno_Machine Maintenance
Contents
1. Technoine ach Machine Maintenance Techno Inc 2101 Jericho Turnpike New Hyde Park NY 11042 5416 Phone 516 328 3970 Fax 516 358 2576 http www technocnc com JANUARY 2006 HTM0320601 Terms and Conditions for Limited Warranty and Repairs Warranty All Techno mechanical components are warranted against manufacturer s defects in material and workmanship for a period of one 1 year from the time of shipment from Techno facilities All Techno electrical components are similarly warranted for a period of one 1 year from the time of shipment from Techno facilities Techno s sole obligation under this warranty is limited to repairing the product or at its option replacing the product without additional charge provided the item is properly returned to Techno for repair as described below The provisions of this warranty shall not apply to any product that has been subjected to tampering abuse improper setup or operating conditions misuse lack of proper maintenance or unauthorized user adjustment Techno makes no warranty that its products are fit for any use or purpose to which they may be put by the customer whether or not such use or purpose has been disclosed to Techno in specifications or drawings previously or subsequently provided and whether or not Techno s products are specifically designed and or manufactured for such a purpose NOTE Drive motors servo or stepper are considered mechanic2. Grease Lithium based grease JIS NO 2 or Urea based Grease JIS No 2 such as AFB Grease THK Alvania Grease No 2 Shell Daphne Eponex Grease No 2 Idemitsu Kosan or equivalent Oil Sliding surface oil or turbine oil ISOVG32 68 such as Super Multi 32 to 8 Idemitsu Kosan Vactra No 2S Mobile DT Oil Mobile Tonner Oil Showa Shell or equivalent TABLE 1 BALLSCREW OIL Note On some items you can use either the grease or oil X and Z Axes ISEL Products Grease Alvania 1 2 3 Shell for light med and heavy duty apps respectively ISO VG 100 Specification Oil Renolin CLP 100 Part No 299020 TABLE 2 BALLSCREW RAIL CARRIAGE EN On some items you can use either the grease or oil 8 2 3 2 General Lubrication Specifications for CPM Machines DaVinci Gantry III Standard Duty Heavy Duty 2 Narrow Profile 2 Blueline 1 Blueline 3 ZF1 and ZF3 Machines Grease Alvania 1 2 3 Shell for light med and heavy duty apps respectively ISO VG 100 Specifications Oil Renolin CLP 100 Part No 299020 TABLE 3 BALLSCREW RAIL CARRIAGE Note On some items you can use either the grease or oil 2 4 Cleaning and Lubricating The Gantry Axis on Series III Machines 4 screws 1 Remove the Z axis 4 screws _______ 3 4 Slide the cover plate off the two retaining pins 2 4 screws Remove Z axis mounting Carriage pl
3. SWITCH ON SLIDE IF PRESENT PIN 1 amp 2 4 2 Servo Power Cable Connector Pinouts Note For the Rotary Tables 1 and 5 pin 6 is sensor output pin 8 is 24V pin 14 is ground The following pinouts are for the 4 pin male circular connector For Standard Servo Motor X or Y axis Pin Function 1 Motor 2 Motor For Z Axis Motor Pin Function 1 Motor 2 Motor 3 Brake 4 Brake 24V Wire Red from motor Black from motor Wire Black from motor Red from motor White from brake White from brake 15 f the Servo Motor 1ew Oo 3 Exploded Vi 4 There should be at test a EXPloded View of the Servo Motor 2 mm gap between the two halves of the coupling screw set Po and the gap should be the same size all the way around the coupling motor standoff hole end of travel wiring exits here motor assembly mounting plate coupling set screw first contains end of travel wiring motor mount screws oy ut a coupling set screw second motor plate to reach coupling set screws screw shaft WARNING THE MOTOR PLATE COUPLING AND MOTOR ASSEMBLY MOUNTING PLATE MUST FIT TOGETHER TIGHTLY WITHOUT ANY UNDUE FORCE IF THIS IS NOT THE CASE DO NOT INSERT THE MOTOR MOUNT SCREWS YOU MAY HAVE TO REPOSITION THE COUPLING IN ORDER TO GET A PROPER FIT BUT REMEMBER TO LEAVE APPROXIMATELY A 2 MM SPACE BETWEEN THE TWO 16 5 Troubleshooting THESE GUIDEL
4. 5mm 300 in mm We recommend grease for the ball screws on machines run at average RPM s less than 1500 because grease provides a tighter system is less likely to result in a system running dry and is independent of the mounting position of the machine If you are running your machine at linear speeds less than those in the second column you should use grease as a lubricant We recommend an oil lubricant for the ball screws on machines run at very high RPM s approximately 1500 If you are running your machine at speeds approximating those in the second column you should use an oil lubricant Techno can supply the following lubricating package from stock Part Number Description Unit H90Z00 LUBEKIT2 Protective coating and 16 oz can lubricating grease 8 oz tube We recommend a lubricating grease such as ALVANIA 1 ALVANIA 2 or ALVANIA 3 for light medium and heavy duty applications respectively These products are available from Shell Oil Co but a comparable lubricating grease is acceptable DO NOT USE SILICONE AS A LUBRICANT DOING SO MAY CAUSE DAMAGE TO w THE MACHINE eo For Additional Documentation see accompanying CD or visit our website http www technocnc com support index htm 2 3 1 General Lubrication Specifications for LC and RG Series Machines AVAILABLE ACCESSORIES TECHNO LUBE KIT PART NO H9OZOOLUBEKIT3 PRICE 75 00 TECHNO GREASE GUN PART NO HL5600M931170 PRICE 30 00 Y Axis THK Products
5. FURTHER INSTRUCTIONS al 5 5 How to Remove the Motor Assembly from a Techno Series ITI Slide Gantry III Bridge Mount and Standard Duty Slides If it becomes necessary to remove the motor assembly from a Series III Techno Slide or Gantry utilize the following exploded diagram as a guide 1 Plug 2 Coupling Set Screw 3 Coupling Housing 4 4 Screws M6x12 5 Motor Housing Flange 6 Header Plate 7 8 Screws M6x22 8 Mounting Plate 9 Rubber Sealed Carrier Plate 10 Techno Inertial Damper Knob not visible 11 Connector for Limit Switch 12 2 Carriage Plate Screws 13 Actuating Pinhole 14 Plug for Limit Switch Connector be sembly are The tools required for disas M8 M4 and M5 Allen Keys A flathead screwdriver 1 Remove Plug 1 using flathead screwdriver 2 Looking through this opening turn the Knob until Coupling Set Screw 2 is visible in Coupling Housing 3 For slides equipped with servo motors carefully slide the mounting plate until the Coupling Set Screw is visible 3 Loosen but do not remove Coupling Set Screw 2 using M3 Allen Key 4 Using M5 Allen Key loosen Screws M6x12 4 around the Motor Housing Flange 5 and carefully remove the motor assembly from the Header Plate 6 Note the presence of the Plug for the Limit Switch 14 You must carefully remove this Plug from the Connector 11 while removing the Motor Assembly To avoid turning the Plug upside do
6. a If the trouble remains on the initial axis the problem is with the electronics Continue with step 4 below b If the trouble switches to the other axis you have a bad cable and need to replace it 4 Turn off power Swap the amplifier except for the LP Controller for the problem axis with the amplifier of another axis that homes properly Restore power and attempt HOME function a If the trouble remains on the initial axis there may be a problem with the electronics Call Techno b If the trouble switches to the other axis the problem is with the amplifier Call Techno 17 5 2 Slide Does Not Move to Home Position There is a limit switch in each of the motor housings Techno software uses this switch to establish a mechanical home position These two switches are wired in series You should check the axis limit switch if an axis slide does not move to the home position properly Use an OHM meter to check the limit switch following the procedure below 1 Turn off the power to the controller and remove the motor cable from the axis to be checked w REMOVING A CABLE WITH POWER ON TO THE CONTROLLER CAN RESULT IN DAMAGE TO THE ELECTRONICS 2 Manually move the axis slide about 6 inches away from the motor housing to ensure that theslide is not making contact with the limit switch see diagram below 3 Check resistance between pins 5 and 9 for Stepper Motors and pins 6 and 14 for Servo Motors This is a closed ci
7. across each of the Motor Phases Check the resistance between pins 1 and 2 on the connector Motor Phase 1 Check the resistance between pins 3 and on the connector Motor Phase 2 Each phase should have a resistance between 0 6 1 2 ohms A lower resistance indicates a short Call Techno Amuch higher resistance indicates an open circuit ora broken wire Call Techno 3 Using an ohmmeter check the resistance between pins 1 and 3 The resistance should be very high at least 1M ohms indicating an open circuit If not callTechno 19 5 3 2 Checking the Ball Screw DO NOT UNDER ANY CIRCUMSTANCES REMOVE THE BALL SCREW OR BALL NUT DOING SO WILL RELEASE THE BALL BEARINGS SINCE THE BALL BEARINGS CANNOT BE REPLACED YOU WILL HAVE TO PURCHASE A NEW BALL SCREW BALL NUT To check the ball screw follow the instructions below 1 Turn off the power 2 Manually move the axis from one end to the other and back by rotating the knob on the motor For Servo Motors you must push on the crriage plate Check for rough spots as the axis travels along the ball screw 3 Check for play in the nut using the diagram below as a guide pushslide backand forth slide plate locknut see note placefingerhere a Turn on the power so the motor has holding torque b Place the tip of your finger on a stationary surface and lean the ball of your finger against the slide plate as shown in the diagram c Push the sl
8. 1B 7 Notconnected 3 MotorPhase2A 8 Notconnected 4 Motor Phase 2B 9 Limist switch common 5 Home SwitchNormally Closed contact 3 3 Techno Stepper Motor and Limit Switch Wiring Rotary Table 1 and 5 The diagram below illustrates the positioning of the pin numbers on the connectors The male connector the connector with the pins is located on the motor housing and numbered as shown These numbers are imprinted on the plastic shell of the connector The female connector the connector with the sockets is located on the Motor Cable Its pin numbers and functions are the same as those on the male connector but their positions are reversed Male connector Proximity switch closed on motor housing 123 45 Ground OOUOO Switch Sensor Output OOOO 24 V Oy ave Wiring for Rotary Table 1 and Rotary Table 5 Note Switch is npn normally closed Pin Function Pin Function 1 MotorPhase 1A 6 Notconnected 2 Motor Phase 1B 7 Notconnected 3 MotorPhase2A 8 24V 4 Motor Phase 2B 9 Switch Sensor Output 5 Ground 12 3 4 Wiring of Techno 8 Lead Stepper Motors We pre wire Techno slide motors in the bipolar parallel mode This provides the maximum torque and speed capabilities available with the Techno series of stepper amplifiers Other amplifiers might perform better in either the bipolar series or the unipolar modes The diagrams on this page illustrate the various wiring configurations for stepper motors IT IS EXT
9. INES ARE MEANT FOR IDENTIFYING AND ISOLATING PROBLEMS ONLY UNDER NO CIRCUMSTANCES SHOULD EQUIPMENT BE ADJUSTED OR DISASSEMBLED WITHOUT FIRST CONTACTING A TECHNO REPRESENTATIVE 5 1 One Axis Does Not Home If one axis does not properly move to HOME position but the other axes do perform the following steps to isolate the problem The axis slide cannot be on the limit switch when attempting to home If an axis does not home check to see if it is in contact with the limit switch If it is manually move the table away from the switch and attempt HOME function Your controller Stepper or Servo must be switched OFF to manually move this axis 1 Turn off power to the controller REMOVING A CABLE WHEN POWER IS ON TO THE CONTROLLER CAN RESULT IN DAMAGE TO THE ELECTRONICS 2 Switch the motor end of the cable on the problem axis with the motor end of the same cable of another axis that homes properly Restore power and attempt HOME function a If the trouble remains on the initial axis there is a problem with the axis machinery Go to page 17 to check the limit switch for that axis and if necessary to page 18 to check the motor b If the trouble switches to the other axis the problem is with the wiring or the electronics Continue with step 3 below 3 Turn off power Swap the cable on the problem axis with the same cable of another axis that homes properly switch cables completely Restore power and attempt HOME function
10. Lubrication for other Machines ceceeceeeeeeeeeeeeeees 9 2 4 Cleaning and Lubricating The Gantry Azis on Series III Machines 10 2 5 Mounting the Z Axis on Series III Gantry Table ww wwmsammamamanamawa 10 3 Slides and Machines with Stepper Motors sceceeeeseeeeeeeeeeeeeeeeeeeeeeseeeeeneesees 11 3 1 Techno Stepper Motor Limit Switch Wiring for Circular Connector 11 3 2 DB 9 Connector Motor and Limit Switch Wiring cseseeeeeeeeeeeeeeeee 12 3 3 Techno Rotary Table land 5 Motor and Limit Switch Wiring 12 3 4 Wiring of Techno 8 Lead Stepper Motors ceeseeeeeeeeeeeeeeeeeeeeeeeenes 13 4 Slides and Machines With Servo Motors cceeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneeens 14 4 1 Servo Encoder Cable Connector Pinout cscsseceeeeeeeeeeeeeeeeeeeeeeeesenees 14 4 2 Servo Power Cable Connector Pinouts cccccesseeeseeeeeeeeeeeeeeeeeeeseeeeeees 15 4 3 Exploded View of Servo Motor anccicinceitteasecncneieessntecanseetbencsseetteneeseneniess 16 9 Tro bleshooting Aaaa Sienna aaa waa 17 5 1 One Axis Does Not HOME saccades ccc rcxecnngendatewate oo scnc cemen an ara seen ceeerdenedecins 17 5 2 Slide Does Not Move to Home Position ccceeeseeeseeeeeeeeeeeeeeeeeeeseeeeeees 18 5 3 Motor Stalls During Travel icicaceccteactorncen ocak ceca Zeucancenicesncsienncassaceosencees 19 5 3 1 Checking the Stepper Motor wwwwamwaaammanunawananimana
11. OUNT SCREWS YOU MAY HAVE TO REPOSITION THE COUPLING IN ORDER TO GET A PROPER FIT Servo Motor With Encoder And Motor Cable Connectors 4 1 Servo Encoder Cable Connector Pinouts For all Gantries Slides and Rotary Tables The following pinouts are for the DB15 male connector For Standard Servo Motor X or Y axis y 5 ooONnNNg0oGOU AUOD Function E Stop Loop B ali 5V HOME Switch see diagram below No connection 24V No connection A B I Encoder GND HOME Switch GND see diagram E Stop Loop Encoder Type Dynapar 1000ppr White Jumper to Pin 15 Red BLK WHT BLK Blue Red Red From HOME Switch NONE Brown NONE Green Orange White Black Black from HOME Switch White Jumper to Pin 1 14 For Z Axis Motor Pin Function 1 E Stop Loop 2 B 3 A 4 I 5 5V 6 HOME Switch see diagram below T No connection 8 24 V 9 No connection 10 B 11 A 12 I 13 Encoder GND 14 HOME Switch GND see diagram 15 E Stop Loop HOME SWITCH PIN 6 RED PIN 14 BLACK SWITCH NOTE IF NO Encoder Type Dynapar 1000ppr White Jumper to Pin 15 WHT BLK Red BLK Blue Red Red From HOME Switch NONE Brown NONE Orange Green White Black Black from HOME switch White Jumper to Pin 1 O IN MOTOR ASSEMBLY Servo Motor HOME Switch CONECTOR FOR ENO OF TRAVEL END OF TRAVEL SWITCH IS USED A JUMPER IS PLACED ACROSS END OF TRAVEL
12. REMELY EASY TO CUT THE INSULATION ON EITHER A MOTOR LEAD OR LIMIT SWITCH IN ORDER TO PREVENT THIS FROM OCCURRING PAY SPECIAL ATTENTION TO THE LOCATION OF THE WIRES DURING THE REMOVAL OR INSTALLATION OF A MOTOR COVER THE MOTOR OR THE ELECTRONIC CONTROLLER WILL BE DAMAGED IF THE INSULATION ON ANY OF THE LEADS IS CUT w IMPROPER WIRING CAN DAMAGE THE DRIVER Motor Wiring Color Code A Color black white black white orange orange red white red Oo DO Color Code B Color green white green white yellow yellow black white black Ook WD F NOTE Colors may change if there is a change in motor manufacturers Unipolar Mode ROTOR Ol j ee Bipolar Series ROTOR ROTOR 4 Slides and Machines With Servo circular male power cable connector Motors Eis DB15 male encoder cable connector Read warning f encoder below motor assembly mounting plate bolt 1 motor plate i a motor y Ioane L ar pae a SA gt Dall screw Ua Alf senate motor shaft coupling H 4 be motor mount screw two are located on the other side THE MOTOR PLATE COUPLING AND MOTOR ASSEMBLY MOUNTING PLATE MUST FIT TOGETHER TIGHTLY WITHOUT ANY UNDUE FORCE IF THIS IS NOT THE CASE DO NOT INSERT THE MOTOR M
13. al components THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED ALL OTHER WARRANTIES INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE WHETHER EXPRESSED IMPLIED OR ARISING BY OPERATION OF LAW TRADE USAGE OR COURSE OF DEALING ARE HEREBY DISCLAIMED THERE ARE NO WARRANTIES THAT EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF Limitation of Remedy In no event shall Techno be liable for any incidental consequential or special damages of any kind or nature whatsoever Techno is in no way liable for any lost profits arising from or connected to this agreement or items sold under this agreement whether alleged to arise from breach of contract expressed or implied warranty or in tort including without limitation negligence failure to warn or strict liability Return Procedure Before returning any equipment in or out of warranty the customer must first obtain a return authorization number and packing instructions from Techno No claim will be allowed nor credit given for products returned without such authorization Proper packaging and insurance for transportation is solely the customer s responsibility After approval from Techno the product should be returned with a statement of the problem and transportation prepaid If upon examination warranted defects exist the product will be repaired or replaced at no charge and shipped prepaid back to the customer Retur
14. ate 4 screws 3 Remove the 2 M5 screws used to attach the gantry axis cover plate 2 5 Mounting the Z Axis on Series III Gantry Tables Attach Z axis plate to gantry with 4 M6x14 screws as shown Peeeuer Note that plate attaches directly to gantry WARNING Make sure the screw are not too long If they are and they bottom out the gantry can be scratched or damaged 10 3 Wiring Diagrams 3 1 Techno Stepper Motor and Limit Switch Wiring Amphenol Circular Connector connector for end eee ee eee ee of travel switch J i home switch in motor assembly 1 I I 1 1 1 1 L 1 i shaft coupling housing 1 I 1 1 1 1 I 1 1 1 1 1 1 1 I 1 1 1 1 I 1 1 1 L end of travel switch on slide opposite from motor if present Wiring For Series III Slide With Circular Connector This Includes Gantry III Tables Bridge Mount Slides Standard Duty Slides Heavy Duty Slide II Narrow Profile Slide 2 Bluelinel Blueline 3 ZF3 Rotary Table 2 and Rotary Table RF ZF1 See DB9 Connector on page 10 In this diagram black circles are used to indicate Amphenol connector pins Clear circles are used to indicate holes no pin present The pins and their functions are as follow
15. ide plate back and forth It should not move at all If the plate has free play do the following Make sure the screws to the plate are tightened Remove the carriage plate see page 8 and check the radial bearings on either side of the ball nut located at the end of the ball screw Check to see if the ball nut has loosened The vibrations may have caused this to occur If so call Techno Check to see if the lock nut has loosened If so call Techno 20 DO NOT ATTEMPT TO TIGHTEN LOCK NUT OVERTIGHTENING MAY w CAUSE DAMAGE TO THE MACHINE There is always a lock nut on the motor side of the ball screw inside the Ee assembly However many models do not have a lock nut on the opposite side which is shown in the diagram 5 4 Slide Does Not Move Though Motor Spins Freely If the motor spins normally but the slide does not move it is possible that the coupling is loose Refer to the diagram on page 14 and perform the following steps 1 Remove plug from the side of the motor assembly 2 While looking through the hole rotate knob until clamping screw is visible 3 Tighten clamping screw in coupling using M3 Allen Key REMEMBER ASIDE FROM FOLLOWING THE RECOMMENDATIONS MADE IN THIS MANUAL NEVER ADJUST OR DISASSEMBLE EQUIPMENT WITHOUT FIRST CONSULTING A TECHNO REPRESENTATIVE IF YOU HAVE A PROBLEM THAT CANNOT BE RECTIFIED BY FOLLOWING STEPS OUTLINED IN THIS MANUAL CALL A TECHNO REPRESENTATIVE AT 516 328 3970 FOR
16. n a very dusty environment e g woodworking you should clean and lubricate the rails after every 8 10 hours This frequent cleaning and lubrication is necessary because the dust particles tend to settle on the machine and absorb the oil causing the machine to run dry A dust collection system should always be used in dusty environments If you are using the system in a relatively clean dust free environment you should clean and lubricate the rails after every 100 150 hours Wipe the rails clean before lubricating Lubricate the rails with an oil that contains both a lubricant and a rust inhibitor 2 2 Lubrication Schedule of Ball Screws Lubricate the ball screws after the first 50 hours of service Subsequently you should lubricate the ball screws according to the operating conditions as follows In very dusty environments clean and lubricate the ball screws after every 20 40 hours of service In relatively clean environments lubricate the ball screws after every 300 700 hours Wipe any grease and dust off of each screw before lubricating Either an oil or grease type lubricant is suitable for the ball screw mechanism see page 7 2 3 Recommended Lubricants The type of lubricant you should use on your machine depends upon the screw pitch and the speeds at which you usually run the machine The table below is provided as a guide Screw Pitch Linear Speed at 1500 RPM 2mm 120 in min 4mm 240 in min
17. n shipment will be by common carrier i e UPS If rapid delivery is requested by customer then such transport is at the customer s expense If an out of warranty situation exists the customer will be notified of the repair costs immediately At such time the customer must issue a purchase order to cover the cost of the repair or authorize the product to be shipped back as is at the customer s expense In any case a restocking charge of 20 will be charged on all items returned to stock Field Service Repairs are ordinarily done at Techno s New Hyde Park New York facility where all necessary instrumentation is available This instrumentation is difficult to transport so field service is severely limited and will only be supplied at Techno s discretion If field service is required and is performed at Techno s sole discretion all relevant expenses including transportation travel time subsistence costs and the prevailing cost per hour eight hour minimum are the responsibility of the customer Unforeseen Circumstances Techno is not liable for delay or failure to perform any obligations hereunder by reason of circumstances beyond its reasonable control These circumstances include but are not limited to accidents acts of God strikes or labor disputes laws rules or regulations of any government or government agency fires floods delays or failures in delivery of carriers or suppliers shortages of materials and any other e
18. nazinaza mzaa 19 5 3 2 Checking the Ball SCTEeW wmmamamanaa namuna nuna nanunua nunu nuzanzaa 20 5 4 Slide Does Not Move Although Motor Spins Freely wwswmmmammasa 21 5 5 How to Remove the Motor Assembly from a Techno Series III Slide 22 5 6 Exploded View Of Stepper Motor wwwmssmamanzmanazz namana nanunua nanazanzaza 23 Conventions Used in this Manual The following conventions are used throughout this manual Bold type is used to highlight important information within the text e Y Indicates a note containing important information related to the text Indicates a caution or warning message that there is a possibility of damage to the equipment if certain guidelines are not observed About the Maintenance Manual The purpose of this manual is threefold G e e l Preventive maintenance 2 Wiring and structural mapping 3 Troubleshooting The first two sections provide some guidelines for using extrusion work surfaces and for the lubrication of various parts of the machine No maintenance is required other than routine cleaning and lubrication The third and fourth sections give pinout wiring and structural diagrams of the various main components of the machine The last section explains how to resolve operational difficulties should they arise If you experience mechanical or electrical problems with your machine turn to the appropriate section and follow the inst
19. rcuit so you should read a very low resistance l or 2 ohms at most If the resistance is higher the limit switch may be broken Call Techno 6inches 4 To ensure that the limit switch has been contacted manually move the slide towards the motor housing until it does not move any further see diagram below 5 Check resistance between pins 5 and 9 for Stepper Motors and pins 6 and 14 for Servo Motors This should now be an open circuit and you should read a very high resistance If the resistance is not high the limit switch may be broken Call Techno Push to end of axis 18 5 3 Motor Stalls During Travel If the slide stalls during travel a problem with the motor or ball screw could be indicated You can check both of these to see which is causing the malfunction E gt The slide may stall if you are trying to reach a speed beyond the limit of your machine This limit depends upon the size of the amplifier the size of the motor your acceleration rate the screw pitch of the machine and the size of the load Before checking the machinery try running the slide at a slower speed If the slide no longer stalls then your original speed was too high 5 3 1 Checking the Stepper Motor Use this close up of the motor housing as a guide when checking the motor Stuld tun rely Se 1 With the power off make sure the motor turns freely by rotating the knob manually 2 Using an ohmmeter test the resistance
20. ructions to identify and isolate the problem If a problem persists call Techno at 516 328 3970 to receive additional assistance UNDER NO CIRCUMSTANCES SHOULD EQUIPMENT BE ADJUSTED OR DISASSEMBLED WITHOUT FIRST CONSULTING A TECHNO REPRESENTATIVE Return of any machine or part must be authorized A Techno representative must be contacted for a return authorization number and shipping instructions TECHNO ASSUMES NO RESPONSIBILITY FOR ANY EQUIPMENT SENT BACK WITHOUT A RETURN AUTHORIZATION NUMBER For Additional Documentation see accompanying CD or visit our website http www technocnc com support index htm 1 Working With Extrusion Work Surfaces EXTRUSION WORK SURFACES COULD BE DAMAGED BY INAPPROPRIATE USE OF HARDWARE OR UNSUITABLE CLAMPING METHODS 1 1 Using Fasteners Techno offers a broad range of compatible hardware for use with the structural extrusions enclosure profiles and T slot work surfaces of all of our machines Certain precautions should be taken when using fasteners When using a captive square nut double nut or nut strip care must be taken to select the correct length screw to prevent bottoming on the lower surface of the T slot Spacer washers may be necessary to take up extra length The T slot lip must be covered by the clamped surface to prevent the nut from pulling out and damaging the lip The following diagram illustrates the correct way to use fasteners Fastener Incorrect Correct Scre
21. s Pin Function 1 Phase 1A 2 Phase 1B 3 Phase 2A Phase 2B In the diagram above these four pins are represented by the four large black circles in the center 5 Ground for Home Switch T Machine Ground 9 Home Switch normally closed In the diagram above pins 4 7 and 9 are represented by the five small black circles around the outer part of the connector 4 Brake Positive 6 Brake Negative Pins 4 and 6 are used for slides with brakes only If a crimp tool is not available the wires can be directly soldered to the pins and the pins can be secured to the cable jacket by crimping them with needle nose pliers 11 3 2 Techno Stepper Motor and Limit Switch Wiring DB 9 Connector The diagram below illustrates the positioning of the pin numbers on the connectors The male connector the connector with the pins is located on the motor housing and numbered as shown These numbers are imprinted on the plastic shell of the connector The female connector the connector with the sockets is located on the Motor Cable Its pin numbers and functions are the same as those on the male connector but their positions are reversed Male connector Limit switch closed on motor housing 123 45 Common brown OOOO0O NC white ra OO0OQO NO green ae Wiring For ZF1 Slide Note there is no Brake Option for ZF1 Slides Pin Function Pin Function 1 MotorPhase JA 6 Notconnected 2 Motor Phase
22. vent beyond Techno s control Entire Agreement Governing Law The terms and conditions contained herein shall constitute the entire agreement concerning the terms and conditions for the limited warranty described hereunder No oral or other representations are in effect This Agreement shall be governed in all respects by the laws of New York State No legal action may be taken by any party more than one 1 year after the date of purchase TECHNO RESERVES THE RIGHT TO CHANGE DESIGNS SPECIFICATIONS PRICES AND ANY APPLICABLE DOCUMENTATION WITHOUT PRIOR NOTICE Table of Contents Conventions Used in this MAanual ww wwmamemamana namana mwanz anu namana nanunua na namuna aana nananza 3 About the Maintenance MAanual wwwwmmamanaa na naa nza nana namana naanza nunua wanaanza na nzaakananaaana 3 1 Working With Extrusion Work Surfaces wwwswmmanamanwzwazznimanana nanunua zaaazazzaza 4 l l Using Fasteners ii aa 4 1 2 Preparing Scavenger Surfaces wwssmmmamamamanznamanu nawa naninanana zinazaa 5 2 LUPricati n ua kaaa 6 2 1 Lubrication Schedule of Double Rails 0 cccsesseeseeeeeeeeeeeeeeeeeeeeeeeeenees 6 2 2 Lubrication Schedule of Ball SCTEWS css cscsecacsrteevsseccatciitoncnennetdserrebcoenwinids 6 2 3 Recommended Lubricants iis cieceessce oe nian cen rsaceas cal orice ecansnatceactconemoceles 7 2 3 1 General Lubrication Specs for LC andRG w wwmmammaaamzmamza 8 2 3 2 General
23. w bottoms on lower surface of T slot Correct length screw spacer washers may be necessary Screw with T slot lip is unrestrained nut can pul T slot lip covered by the clamped surface captive square up damaging upper surface to prevent the nut from pulling out nut Correct length screw spacer washers may be necessary washer Nut with T slot lip is unrestrained bolt head may T slot lip covered by the clamped surface captive bolt pull up damaging upper surface to prevent the nut from pulling out 1 2 Preparing Spoil Board Surfaces The surface of the Techno gantry table consists of aluminum extrusions that are produced as flat as possible The Techno gantry machines have machined surfaces making them flat to within 010 ft Ultimately the flatness of the machining surface depends additionally on the surface the machine is installed on the degree of levelling that has been applied to the machine and the load which is being applied to the surface If a very high degree of flatness is required for your application we recommend attaching a spoil board surface to the extrusion surface qe You should prepare the spoil board surface only after the machine has been installed and levelled at its permanent location The spoil board surface may be of plexiglass fiberboard plywood or aluminum A spoil board surface may be attached using screws or clamps If you fasten the spoil board surface using screws follo
24. w the guidelines provided on page 4 to make sure it is done correctly After attaching a spoil board surface perform a levelling pass over it using a router and a flat endmill The resulting surface will be dead flat with respect to the tool on the machine In addition to creating flat surfaces we recommend the use of secondary spoil board surfaces for general machining applications in order to prevent damage to the machine from accidents during prototyping and testing operations DO NOT MACHINE THE EXISTING ALUMINUM EXTRUSION SURFACE THIS WILL WEAKEN THE INTEGRITY OF THE MACHINE AND MAKE THE SURFACE TOO THIN TO BE FUNCTIONAL DO NOT REMOVE THE EXTRUSIONS ON THE WORK SURFACE FOR ADJUSTMENT OR ALIGNMENT THIS WILL COMPROMISE THE INTEGRITY AND ALIGNMENT OF THE MACHINE For Additional Documentation see accompanying CD or visit our website http www technocnc com support index htm 2 Lubrication The drive components on all Techno machines are shipped from our factory with greased ball screws and a protective oil coating on the rails The grease is compatible with DIN 51825 and the oil is compatible with DIN 51517T3 The DIN standards are generally accepted for various industrial products 2 1 Lubrication Schedule of Double Rails The steel shafts in the double rails and the linear bearings should be lubricated and protected on a regular basis according to the operating conditions as follows If you are using the system i
25. wn when reconnecting take note of the orientation of the plug Also Note the Techno Inertial Damper Knob 10 is not visible above but is visible on the next page within the Exploced View of the Stepper Motor 22 5 6 Exploded View of the Stepper Motor ca TYPE mind wou Ball Screw Spring Washers 3X Mounted Ball Flexible Shaft Bearing Ve Coupling KM Series Ball Nut Locknut or Series 1 Ball Nut M5x70 Socket Head Screws Motor Standoff amp VA Coupling Housing YA Mounted Ball Bearings Techno Inertial Damper Knob NOTE Sometimes the Stepper Motor comes with a motor cover This is NOT shown in the exploded view above NOTE2 If clearance holes are used for the mounting screws on the two endplates the screw rail system is relatively easy to align and will not require high precision machining 23
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