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OPTIMUM

M A S C H I N E N - G E R M A N Y

Version 3.1.8 dated 2015-1-27

Page 28

Original operating instructions

BF20V

4.8.1

Standard values for cutting speeds

[FPM] with high-speed steel and hard metal in conventional milling

Given below are standard values for speeds depending on the milling cutter diameter, cutter
type and material.

Tool

Steel

Grey Cast Iron

Age- Hardened

Al alloy

Peripherial and side milling (FPM)

33 - 82

33 - 72

492 - 1,148

Relieved form cutters (FPM)

49 - 79

33 - 66

492 - 820

Inserted tooth cutter with SS (FPM)

49 - 79

39 - 82

656 - 984

Inserted tooth cutter with HM (FPM)

328 - 656

98 - 328

984 - 1,312

Tool diameter (in.)

Peripheral and side milling cutters

Steel

Grey Cast Iron

Age-Hardened

Al alloy

33 - 82 FPM

33 - 72 FPM

492 - 1,148 FPM

Speed (RPM)

1.378"

91 - 227

91 - 200

1,365 - 3,185

1.575"

80 - 199

80 - 175

1,195 - 2,790

1.772"

71 - 177

71 - 156

1,062 - 2,470

1.969"

64 - 159

64 - 140

955 - 2,230

2.165"

58 - 145

58 - 127

870 - 2,027

2.362"

53 - 133

53 - 117

795 - 1,860

2.559"

49 - 122

49 - 108

735 - 1,715

Tool diameter (in.)

Form cutters

Steel

Grey Cast Iron

Age-Hardened

Al alloy

49 - 79 FPM

33 - 66 FPM

492 - 820 FPM

Speed (RPM)

0.1575"

1,194 - 1,911

796 - 1,592

11,900 - 19,000

0.1969"

955 - 1,529

637 - 1,274

9,550 - 15,900

0.2362"

796 - 1,274

531 - 1,062

7,900 - 13,200

0.3150"

597 - 955

398 - 796

5,900 - 9,900

0.3937"

478 - 764

318 - 637

4,700 - 7,900

0.4724"

398 - 637

265 - 531

3,900 - 6,600

0.5512"

341 - 546

227 - 455

3,400 - 5,600

0.6299"

299 - 478

199 - 398

2,900 - 4,900

Содержание BF20 V

Страница 1: ...US OPTIMUM M A S C H I N E N G E R M A N Y Operating manual Version 3 1 8 Mill Drill Article no 3338128 115V 1 Phase Optional Stand Item No 3353003 ...

Страница 2: ... equipment 14 1 12 For your own safety during operation 14 1 13 Switching off and securing the mill drill 14 1 14 Using lifting equipment 14 2 Technical data 2 1 Power Suply 15 2 2 Drilling milling capacity 15 2 3 Spindle holding fixture 15 2 4 Mill drill head 15 2 5 Cross table 15 2 6 Dimensions 15 2 7 Work area 15 2 8 Speeds 15 2 11 Emissions 16 2 9 Environmental conditions 16 2 10 Service mater...

Страница 3: ...dle feed with the fine feed 30 4 10 Digital display for spindle travel 30 4 10 1 Troubleshooting 31 4 11 Manual spindle feed with the spindle quill lever 31 4 12 Swivelling the mill drill head 32 4 12 1 Shifting the mill drill head 32 5 Maintenance 5 1 Safety 33 5 1 1 Preparation 33 5 1 2 Restarting 33 5 2 Inspection and maintenance 33 5 3 Repair 36 6 Spare parts BF20 Vario 6 1 Cross table 37 6 2 ...

Страница 4: ...ion for its eco nomic operation as well as its long service life In the paragraph Maintenance all maintenance works and functional tests are described which the operator must perform in regular intervals The illustration and information included in the present manual can possibly deviate from the current state of construction of your machine Being the manufacturer we are continuously seeking for i...

Страница 5: ...regulations legal regulations for accident prevention the prohibition warning and mandatory signs as well as the warning notes on the mill drill Consult OSHA state and local regulations in order to determine compliance danger and risks to the operator Always keep this documentation close to the mill drill If you would like to order another operating manual for your machine please indicate the seri...

Страница 6: ...ning danger that will cause serious injury or death to people WARNING A danger that might cause severe injury to the staff or can lead to death CAUTION Danger or unsafe procedure that might cause injury to people or damage to property ATTENTION Situation that could cause damage to the mill drill and products and other types of damage No risk of injury to people INFORMATION Application tips and oth...

Страница 7: ...arning of flammable sub stances Warning of suspended loads Warning risk of stumbling Warning tilting danger Warning of automatic star tup Warning of biological hazard Read the operating instruc tion Pull the main plug Use safety glasses protec tion Use face shield Use protective boots Use protective suit Use ear protection Protect the environment Contact address ...

Страница 8: ...r the guarantee null and void It is also part of proper use that the maximum values for the mill drill are complied with the operating manual is observed the inspection and maintenance instructions are observed Technical data on page 15 WARNING Heaviest injuries through improper use It is forbidden to make any modifications or alterations to the operating values of the mill drill These could endan...

Страница 9: ...l will get worn early or even might break resp get jammed in the hole If the drill gets jammed immediately stop the main motor by pressing the emergency stop button for hard materials e g steel use commercial cooling lubricating agents generally always drive the turning spindle out of the workpiece ATTENTION Do not use the quick action drill chuck for milling tools Never clamp a milling cutter int...

Страница 10: ...ing used by unauthorized staff The qualifications of the staff for the different tasks are mentioned below Operator The operator is instructed by the operating company about the assigned tasks and possible risks in case of improper behaviour Any tasks which need to be performed beyond the opera tion in the standard mode must only be performed by the operator if it is indicated in these instruction...

Страница 11: ... of fire and explosion by using flammable materials or cooling lubricants Before processing inflammable materials e g aluminium magnesium or using inflammable auxiliary materials e g spirit it is necessary to take additional preventive measures in order to safely avoid health risks 1 9 Safety devices Use the mill drill only with properly functioning safety devices Stop the mill drill immediately i...

Страница 12: ...ching on the mill drill on page 25 Fig 1 1 EMERGENCY STOP push button ATTENTION The emergency stop push button stops the mill drill the moment it is activated Press the EMERGENCY STOP push button only if there is a risk If this push button is actuated in order to switch off the mill drill in the standard operation the tool or workpiece might get damaged After having actuated the EMERGENCY STOP tur...

Страница 13: ...1 10 Safety check Check the mill drill in regular intervals Check all safety devices before each operation once a week with the machine in operation after every maintenance and repair work Clamping screw General check Equipment Check OK Protective covers Mounted firmly bolted and not damaged Signs Markings Installed and legible Functional check Equipment Check OK EMERGENCY STOP push but ton When t...

Страница 14: ...ir Wear safety goggles Switch off the mill drill before measuring the workpiece Do not work on the mill drill if your concentration is reduced for example because you are taking medication Stay on the mill drill until the working spindle has come to a complete standstill Use the prescribed personnel protective equipment Make sure to wear a well fitting work suit and if necessary a hairnet Do not u...

Страница 15: ... diam Milling capacity of inserted tooth cutter 40 mm 1 6 max diam Swing 370 mm 14 6 2 3 Spindle holding fixture Spindle holding fixture MT2 w 3 8 16 draw bar Quill travel 50 mm 2 0 2 4 Mill drill head Swivelling 90 Reduction stages 2 Z axis travel 280 mm 11 2 5 Cross table Table length 500 mm 19 7 Table width 180 mm 7 0 Y axis travel 175 mm 6 9 X axis travel 280 mm 11 0 T slot 1 2 slots theree 2 ...

Страница 16: ...y between the degree of the noise emission and the degree of the noise disturbance it is not possible to use it reliably to determine if further precaution measures are required or not The following factors influence the actual degree of the noise exposure of the operator Characteristics of the working area e g size or damping behaviour Other noise sources e g the number of machines Other processe...

Страница 17: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 dated 2015 1 27 Page 17 Original operating instructions BF20V US 2 12 Dimensions installation plan BF20V Img 2 1 installation plan BF20V ...

Страница 18: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 dated 2015 1 27 Page 18 Original operating instructions BF20V US 2 13 Installation plan of optional stand Img 2 2 installation plan stand 3353003 ...

Страница 19: ...om the transport vehicle Follow the instructions and information on the transport case WARNING The use of unstable lifting and load suspension gear that might break under load can cause severe injuries or even death Check that the lifting and load suspension gear has sufficient load capacity and that it is in perfect condition Observe the accident prevention regulations issued by OSHA or other com...

Страница 20: ...ed and operated in a dry and well ventilated place Avoid places nearby machines generating chips or dust The installation site must be free from vibrations also at a distance of presses planing machines etc The stand must be suitable for the mill drill Also make sure that the floor has sufficient load bearing capacity and is level The stand must be prepared in a way that possibly used coolant cann...

Страница 21: ... drill and of the underground natural frequency of components Critical speeds and moves in the axis with displeasing vibrations are rapidly achieved in case of insufficient rigidity of the whole system and will lead to bad milling results Place the mill drill on the provided underground Fix the mill drill in the provided through holes on the machine foot WARNING The condition of the underground an...

Страница 22: ...t use any solvents cellulose thinner or any other cleaning agents which might affect the coating of the mill drill when cleaning the machine Observe the indications and notes of the manufacturer for cleaning agents Oil all blank machine parts using an acid free lubricating oil Lubricate the mill drill according to the lubricating plan Inspection and maintenance on page 33 Check if all spindles are...

Страница 23: ...ated immediately Stop the mill drill immediately in the event of any problem in operation and make sure it cannot be start up accidentally or without authorisation For your own safety during operation on page 14 4 2 Control and indicating elements Fig 4 1 mill drill Pos Description Pos Description 1 Cover of draw in rod 2 Control panel 3 Digital display fine feed of spindle 4 Spindle protection 5 ...

Страница 24: ...4 3 Control panel back Pos Description Pos Description 10 Clamping screw of spindle quill 11 Digital display speed 12 EMERGENCY STOP 13 Speed control 14 Push button Start 15 Change over switch 16 Machine lighting 17 Push button Stop 18 Digital display fine crossfeed of spindle sleeve 19 Main switch 20 Control 21 115V voltage supply 22 Fuse 10 13 14 17 18 11 12 15 19 20 21 20 ...

Страница 25: ...to the target value with a ramp Therefore wait a while before you continue milling or drilling with the feed Reduction stage Rotary type switch to select the reduction stage ATTENTION Wait until the mill drill has come to a complete halt before performing any changes on the gear switch Turn the gear switch to the position H for a speed range from approx 150 3 000 RPM rpm Turn the gear switch to th...

Страница 26: ...l head 4 5 2 Disassembly Hold the spindle thrust bearing with a wrench and loosen the draw in rod 2 3 turns Tap top of draw rod with hammer to loosen the tool from the cone Turn the draw in rod further so that the tool is released completely from the cone ATTENTION When installing a cold Morse taper into a heated up machine those MT seats tend to shrink on the Morse taper versus quick release tape...

Страница 27: ...ng operations the essential factor is the selection of the correct speed The speed determines the cutting speed of the cutting edges which cut the material By selecting the cor rect cutting speed the service life of the tool is increased and the working result is optimised The optimum cutting speed mainly depends on the material and on the material of the tool With tools milling cutters made of ha...

Страница 28: ... 328 984 1 312 Tool diameter in Peripheral and side milling cutters Steel Grey Cast Iron Age Hardened Al alloy 33 82 FPM 33 72 FPM 492 1 148 FPM Speed RPM 1 378 91 227 91 200 1 365 3 185 1 575 80 199 80 175 1 195 2 790 1 772 71 177 71 156 1 062 2 470 1 969 64 159 64 140 955 2 230 2 165 58 145 58 127 870 2 027 2 362 53 133 53 117 795 1 860 2 559 49 122 49 108 735 1 715 Tool diameter in Form cutters...

Страница 29: ...ife of the cutting tool INFORMATION Use a water soluble and non pollutant emulsion as a cooling agent This can be acquired from authorised distributors Make sure that the cooling agent is properly retrieved Respect the environment when dispos ing of any lubricants and coolants Follow the manufacturer s disposal instructions Material Cutter Diameter in Coolant 3 0 0787 0 1181 0 1575 0 1969 0 2362 0...

Страница 30: ...quill Fig 4 7 Fine feed 4 10 Digital display for spindle travel Handle screw Fine feed for spindle quill Measuring range 0 999 99mm 0 39 371 inch Reading precision 0 01mm 0 0004 inch Power supply round cell CR2032 3 V 20 x 3 2mm Pos Description 1 LCD display 2 Shifting mm inch 3 Performs a value increase in operating mode S Setting 4 Performs a value decrease in operating mode S Setting 5 ON OFF s...

Страница 31: ...m bleeding or gassing batteries Grip the new batteries only with plastic forceps if possible not with the hand due to the forma tion of oxide and never with metal forceps in order to avoid a short circuit In most cases the round cell will be inserted into the digital display with the marking upside After inserting the round cell the battery compartment has to be closed again 4 10 1 Troubleshooting...

Страница 32: ...ON If the screws are completely unfastened the milling head might fall down When tilting the working head only unfasten the screws as far as necessary to be able to perform the settings After having set the tilt angle retighten the clamping screws 4 12 1 Shifting the mill drill head The column of the mill drill head can be shifted each to the left or to the right Use the option of shifting if you ...

Страница 33: ...rking on the mill drill damage to the mill drill Only qualified staff should carry out maintenance and repair work on the mill drill 5 1 1 Preparation WARNING Only carry out work on the mill drill if it has been disconnected from the electric power supply Switching off and securing the mill drill on page 14 Attach a warning sign 5 1 2 Restarting Before restarting run a safety check Safety check on...

Страница 34: ... thread of the spindle nut with an adjusting screw After readjusting a smooth running move over the entire tool path is assured the wear by friction between spindle nut spindle is reduced considerably As required V ledges Readjusting X and Y axis Fig 5 1 Cross table Turn the take up screw of the corresponding V ledge clockwise The taper gib continues ntinued to push in and reduced by it the gap in...

Страница 35: ...alogen lamp Plug a small screw driver into the recess between the lamp holder and the lamp cover By slightly turning the screw driver you can remove the lamp cover Pull the halogen pin base lamp with a cloth and replace the halogen lamp Type Halogen pin base lamp Osram 12V 10W base G4 every six months Spindle and spindle nut Z axis Lubricating Open the plug Crank the milling head into the suitable...

Страница 36: ...nctions resulting from alteration abuse lack of main tenance or this product s use for other than its intended purpose Failure to read and follow this operating manual is not covered For repairs only use Proper and suitable tools Parts purchased from Optimum or its authorized agent every six months Gear drill mill head Lubricating Turn the drill mill head as described under Swivel ling the mill dr...

Страница 37: ...ructions BF20V US 6 Spare parts BF20 Vario 6 1 Cross table Fig 6 1 Cross table F F F 55 54 64 57 2 57 1 58 38 50 51 59 60 52 60 44 67 81 66 65 56 63 62 61 50 51 60 59 38 58 16 73 80 57 1 57 2 16 72 14 15 78 14 44 81 67 71 75 44 60 74 51 60 59 38 58 57 1 57 2 76 68 70 69 83 16 80 40 40 80 40 ...

Страница 38: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 38 Original operating instructions BF20V US 6 2 Column 1 of 2 Fig 6 2 Column 1 of 2 ...

Страница 39: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 39 Original operating instructions BF20V US 6 3 Column 2 of 2 Fig 6 3 Column 2 of 2 ...

Страница 40: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 40 Original operating instructions BF20V US 6 4 Milling head 1 of 2 Fig 6 4 Milling head 1 of 2 ...

Страница 41: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 41 Original operating instructions BF20V US 6 5 Milling head 2 of 2 Fig 6 5 Milling head 2 of 2 ...

Страница 42: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 42 Original operating instructions BF20V US 6 6 Operation panel and protection device Fig 6 6 Operation panel and protection device ...

Страница 43: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 43 Original operating instructions BF20V US 6 7 Optional sub structure Fig 6 7 Sub structure ...

Страница 44: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 2015 1 27 44 Original operating instructions BF20V US 6 8 Wiring diagram Fig 6 8 Wiring diagram 115V 60Hz ...

Страница 45: ...p screw 4 GB 70 85 M8 x 20 34 Column cover 1 DM14 03 02 alt old 0320218 35 Bearing cover 1 DM14 03 10 0333812035 37 Lift dial z axis 1 DM14 03 11 0333812037y 38 Spring piece 4 0333812038 39 Handwheel z axis 1 DM14 03 13 0333812039 40 Hexagon nut 4 ISO 4033 M8 41 Handle complete 1 0333812041 41 1 Handle sleeve 1 JB7270 5 1994 80 80 0333812041 1 41 2 Screw 1 JB7270 5 1994 M10 M10 x 80 0333812041 2 4...

Страница 46: ...BF20 XHZMX 03338120126 2 126 3 Clamping scew 1 BF20 XHZMX 03338120126 3 126 4 Aluminium profile 1 B15 04 02 L 290mm 03338120126 4 126 5 Protection 1 BF20 XHZMX 03338120126 5 126 6 Screw 2 BF20 XHZMX 03338120126 6 126 7 Steel ball 1 BF20 XHZMX 03338120126 7 126 8 Spring plate 1 BF20 XHZMX 03338120126 8 126 9 Screw 2 BF20 XHZMX 03338120126 9 126 10 Micro switch spindle protection 1 BF20 XHZMX 033381...

Страница 47: ...with point 1 GB 78 85 M5 x 6 243 Spring piece 1 03338120243 244 Micro feed dial 1 DM14 01 28 03338120244y 245 Worm shaft 1 DM14 01 27 03338120245 246 Spindle 1 DM14 01 03 03338120246 247 Nut 1 DM14 01 01 03338120247 248 Taper roller bearing single row 2 32005 X Q 04032005 249 Collar 1 DM14 01 02 03338120249 250 O ring 1 GB 3452 1 58x2 65 03338120250 251 Clamp nut 1 DM14 01 41 03338120251 252 Cylin...

Страница 48: ... A 03338120293 294 Skew angle roller bearing double row 2 3200 0403200 295 Saddle dial support 1 DM14 02 13 A 03338120295 296 Sensor ring 1 03338120296 299 Distance case 1 03338120299 300 Start Stop connection for CNC cont roller 1 03338120300 301 Knob 1 03338120301 302 Plastic plate 1 03338120302 303 Plug 2 03338120303 304 Plug 1 03338120304 S1 1 Main switch 1 03338120S1 1 S1 2 Emergency push but...

Страница 49: ...cannot be removed Optional MT3 taper seat shrunk on morse cone Have the machine heat up at highest speed for about two minutes and then try again to disassemble the taper Motor does not start Defective fuse Have it checked by authorised staff Working spindle rattling on rough workpiece surface Climb milling machining not possible under the current operating condi tions Clamping lever of the moveme...

Страница 50: ...guideline 2002 95 EC Term Explanation Cross table Bearing surface clamping surface for the workpiece with X and Y axis travel Taper mandrel Cone of the drill or of the drill chuck Draw in rod Threaded rod to fix the taper mandrel in the spindle sleeve Drill chuck Device for holding the bit Collet chuck Holder for end mill Drilling and milling head Upper part of the mill drill Spindle sleeve Hollow...

Страница 51: ...y unauthorized recommendations opinions or advice as to the choice installation or use of products Product Suitability Many jurisdictions have codes and regulations governing sales construction installation and or use of products for certain purposes which may vary from those in neighboring areas While attempts are made to assure that OPTIMUM products comply with such codes OPTIMUM cannot guarante...

Страница 52: ...plied below including their amendments in force at the time of declaration The following other EU Directives have been applied EMC Directive 2014 30 EC Low Voltage Directive 2014 35 EC The safety objective meet the requirement of EC Directive 2006 95 EC The following harmonized standards were applied EN 13128 2001 A2 2009 AC 2010 Safety of machine tools Milling machines including boring machines E...

Страница 53: ... First commissioning 21 I Inserting a tool 26 Inspection 33 Installation plan 17 optional stand 18 L Load suspension point 21 M Maintenance 33 Misuses 8 P Power supply 22 Protective equipment 14 Protective cover 12 Protective guard 13 Q Qualification of the personnel Safety 10 R Reduction stage 25 Repair 36 S Safety devices 11 Scope of delivery 19 Spare parts 37 Speed range 27 Start up 21 Storage ...

Страница 54: ...OPTIMUM M A S C H I N E N G E R M A N Y Version 3 1 8 dated 2015 1 27 Page 54 Original operating instructions BF20V US ...

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