NCT MSL-200, Maintenance Manual

Page 1: ...MSL 200 CNC LATHE MAINTENANCE MANUAL NCT Ipari Elektronikai Kft 1 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu MSL 200 CNC LATHE MAINTENANCE MANUAL ...

Page 2: ... machining process 9 1 4 7 Job completion 9 1 4 8 Maintenance preparation 9 1 4 9 Maintenance operation 9 1 4 10 Subsequent jobs after maintenance 10 1 5 Potential hazard zones of the machine 10 1 6 Warning signs 11 1 7 Illustration of safety positions 12 1 8 Machine nameplate 12 1 9 Illustration of operator s position 13 2 MACHINE INTRODUCTION 14 2 1 Introduction of machine performance and charac...

Page 3: ...Feed driving mechanism 24 4 2 1 X axis driving mechanism 24 4 2 2 Z axis driving mechanism 25 4 3 Hydraulic chuck installation and adjustment 25 4 4 Adjustment of belt tension 26 5 HYDRAULIC SYSTEM 27 5 1 Hydraulic system diagram 27 5 2 Hydraulic tank part diagram 28 5 3 System pressure adjustment 28 6 LUBRICATION 29 6 1 Lubrication of spindle bearings 29 6 2 Lubrication of slide rail and ballscre...

Page 4: ...efer to 2 2 for handling method please refer to 3 1 2 When a crane is used to avoid damage to the machine use the special hoist designed spe cifically for this machine and the correct way Do not use a nonconforming hoist as it may result in damage to the handling equipment or machine or even personnel casualties 3 Whatever method is used to hoist or handle the machine when the machine is hoisted 5...

Page 5: ...vent resulting grounding current entering NC machine control and causing a serious accident in case of failure to peripheral devices 2 A cement steel rod can provide an impedance of less than 100 Ω to ground so it is often used as a grounding device When a steel rod cement bar is used for grounding purposes please connect it according to the following description 3 For a welding machine and high f...

Page 6: ...erstand every operational performance and procedure described in the operational manual and instructions 2 Make sure to wear safety clothing and oil resistant safety boots and wear goggles with side covers and other protective gear 3 Close operation box electric control box door and protective cover CAUTION 1 Cables laid on the floor must be installed with protective devices to avoid contact with ...

Page 7: ...the precision in machining parts is more stable To prevent such a problem a new machine or a machine idle for an extended period of time should be warmed up before daily operation To warm up first operate the machine at a low speed and then accelerate its operation to a higher speed CAUTION 1 To restart the machine after it has stopped please manually and slowly return all axes to their original p...

Page 8: ... machines shall have sufficient strength to carry the load 4 Only the operator who has received professional training may operate the forklift crane hoist and other similar equipment 5 Pay special attention when operating the forklift crane or similar equipment In operation make sure to prevent collision and damage to the machine and its surrounding environ ment 6 To move a larger work piece two o...

Page 9: ...nt of deterioration and emulsification If they are deteriorated or emulsified please replace with new 5 Check the liquid level mark of cutting fluid hydraulic oil and lubricating oil Refill if the level is low 6 Clean cutting fluid hydraulic oil and lubricating oil filters 7 Before finishing work and leaving the machine make sure to turn off power switch on operational panel no fuse switch of main...

Page 10: ...e operator should keep the replaced parts and waste oil products away from the machine and at appropriate locations in the factory to ensure safety CAUTION 1 Maintenance personnel should check if machine operation is safe 2 Maintenance and inspection data should be filed in records for future reference 3 In case maintenance personnel cannot proceed in case of irregularity found during maintenance ...

Page 11: ...MSL 200 CNC LATHE MAINTENANCE MANUAL NCT Ipari Elektronikai Kft 11 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu 1 6 Warning signs ...

Page 12: ...nikai Kft 12 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu 1 7 Illustration of safety positions 1 Front door safety switch 2 Side door safety switch right 3 Emergency stop knob 4 Emergency stop knob 1 8 Machine nameplate ...

Page 13: ...MSL 200 CNC LATHE MAINTENANCE MANUAL NCT Ipari Elektronikai Kft 13 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu 1 9 Illustration of operator s position ...

Page 14: ...machining that in the process will produce powdered dusts corrosive liquid gas and magnesium metal or it may result in unpredictable environmental pollution and even injury or casual ty to personnel 2 This machine is a machining tool equipped with CNC and servo control capable of mak ing proper machining preparations and delivery of operation to the control for automatic production to enhance work...

Page 15: ...orage capacity 10 Size of external turning tool mm 25 25 Boring bar diameter mm 32 Tailstock Tailstock travel mm 305 Quill travel mm 75 Quill taper MT 4 Quill diameter mm 75 Orientation type Manual Lathe centre drive mode Hydraulic Hydraulic tank capacity litre 35 Hydraulic system Hydraulic pump hp 1 Max hydraulic pressure kg cm2 30 2 3 Machine noise level Noise output level according to ISO 7960 ...

Page 16: ...garasi út 7 Phone 36 1 467 6300 www nct hu cinity of the machine Exposure grade may vary in different countries This information may allow the user to better assess hazards and risks 2 4 Description of main parts 1 Spindle head 5 Saddle 2 Chuck spindle 6 Base 3 Turret 7 Tailstock 4 Slide way 8 Spindle motor ...

Page 17: ...MSL 200 CNC LATHE MAINTENANCE MANUAL NCT Ipari Elektronikai Kft 17 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu 2 5 Machine dimension ...

Page 18: ...MSL 200 CNC LATHE MAINTENANCE MANUAL NCT Ipari Elektronikai Kft 18 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu 2 6 Illustration of cutting tool interference ...

Page 19: ...t may swing due to too high a centre of gravity and result in an accident 5 In case vision is obstructed when handling the crated machine recommended movement is to reverse the forklift There should be a co worker on the side to give instructions and ensure safety The driving speed of the forklift should be as slow as possible 3 1 2 Handling of machine without a crate Using a forklift to handle a ...

Page 20: ...ne because of insufficient space after the machine is delivered to the place of installation Make sure to measure the space where the machine shall be installed and see if the space of handling path is satisfactory to standards 30 days before the machine is scheduled to arrive at the place of installation If not make sure to notify our factory or dealer as soon as possible They shall try to provid...

Page 21: ...h the flat plate level adjusting block and adjust bolts fixing washers and nuts Check precision level of the machine and tighten check nuts and fasten level adjusting bolts 5 Gout concrete in the foundation bolt channels making sure the concrete surface is on the same level as the foundation concrete Wait seven to ten days until the concrete has com pletely set then you may calibrate the level pre...

Page 22: ... treatment After the machine has arrived in place please wipe the contact surfaces of all moving parts but do not wipe off the anti rust compound on slid ing and rotating surfaces that are not in contact with others 3 Prohibit the use of compressed air to remove dust and extraneous matter from the ma chine or they may be blown into the clearances between sliding and rotating surfaces in contact re...

Page 23: ... NCT Ipari Elektronikai Kft 23 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu Levelling precision 0 04 mm 1000 mm Saddle and level angle precision 1 Grad 0 02 mm 1000 mm 3 5 Installation of machine power ...

Page 24: ...hanism 4 2 1 X axis driving mechanism AC servo motor is designed as the source of force for X axis driving mechanism The cou pling directly drives the ball screw to rotate and thereby drives the slide to move the slide in X direction on the slide rail on the saddle Before ex factory shipment this machine has been subjected to rigorous tests Please do not adjust by yourself unless absolutely necess...

Page 25: ...draulic tank and pulley please double check pulley lock tight or not before installation 2 Please lock the pull rod and hydraulic tank tightly 3 Please insert the pull rod into spindle hole and install pulley in the hydraulic tank at the same time then lock screw bolts 4 Please install chuck bracket on the spindle not on direct type chuck 5 Connecting hydraulic pipe to oil separator of hydraulic t...

Page 26: ...300 www nct hu Note Before install the hollow type chuck please dismount soft jaw anti dust cover and busing but some chucks without anti dust cover 4 4 Adjustment of belt tension Please loose screw nut A first then adjust screw bolt to move motor bracket up or down Please lock screw nut A after adjusted belt tension to best condition ...

Page 27: ...MSL 200 CNC LATHE MAINTENANCE MANUAL NCT Ipari Elektronikai Kft 27 32 10 September 2018 H 1148 Budapest Fogarasi út 7 Phone 36 1 467 6300 www nct hu 5 HYDRAULIC SYSTEM 5 1 Hydraulic system diagram ...

Page 28: ...1 8 Board 1 4 1 9 Pressure scale 100 KG 1 10 Oil filter net MF 06 1 11 Manifold board 1w 2P 2T 1 12 Solenoid valve DSGL 01 2D2 D24 N1 1 13 Solenoid valve DSGL 01 3C2 D24 N1 1 14 Pressure reduce valve MBR 02 P 1 K 50 2 15 Pressure scale 70 KG 2 16 Manifold board 02x2w 1 5 3 System pressure adjustment The max output pressure is 28 kgf cm2 we can adjust and setting from the pressure valve on the pump...

Page 29: ...ng grease Therefore the spindle will not require refill or replacement of lubricating grease for some time thereby reducing maintenance costs 1 When the machine is restarted after a long time of no operation five days or more the front spindle shall be warmed up for about one hour running at a low speed for 30 minutes before running at a higher speed 2 In case there is noise during operation immed...

Page 30: ...after 3 months or 750 hours at first time After that please change oil every half year or 1500 hours 3 Please put hydraulic unit at ventilating place 4 Please keep oil tank temperature lower than 60 5 Please don t mix different brand hydraulic oil to avoid additive deteriorated 6 When hydraulic oil becomes deterioration add new oil can t extend using year all of hydraulic oil needed to change to n...

Page 31: ...aracteristics 1 ISO VG68 2 High oil film strength 3 Low friction 4 High resistance to wear 5 Stability in high heat 6 Resistance to corrosion 7 High resistance to rust 1 High heat conduc tivity 2 Excellent lubricat ing performance 3 Good anti foaming 1 ISO VG32 2 Good demulsification 3 Stability in demulsification 4 Stability in high heat Lubrication method Collective automatic lubrication Circula...

Page 32: ...noise in spindle operation 4 Check if all moving parts are lubricated normally 5 Check if cutting fluid pump operation is normal 6 Wash air filter net of strong current box to keep air flowing smoothly 7 3 Semi annual maintenance 1 Test if swing of spindle is within tolerance and if spindle bearing clearance is normal 2 Check if all slide rails are lubricated properly 3 Check if all contact points...