Optimum B 24 H Operating Manual
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Optimum B 24 H Operating Manual

Bench, upright drilling machine
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OPTIMUM
M A S C H I N E N - G E R M A N Y
Operating Manual
Version 2.1.7
Bench drilling machine
B 24 H (13" Item No. 3020244)
B 28 HB (16" Item No. 3020252)
Upright drilling machine
B 28 H (16" Item No. 3020284)
B 28 H Vario (16" Item No. 3020288)
Keep for future reference!
21 / 07 / 2014
Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7
Page 1

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Summary of Contents for Optimum B 24 H

  • Page 1 M A S C H I N E N - G E R M A N Y Operating Manual Version 2.1.7 Bench drilling machine B 24 H (13" Item No. 3020244) B 28 HB (16" Item No. 3020252) Upright drilling machine B 28 H (16" Item No. 3020284) B 28 H Vario (16"...

  • Page 2: Table Of Contents

    OPTIMUM M A S C H I N E N - G E R M A N Y Table of Contents 1 Safety Safety warnings (warning notes) .................. 6 1.1.1 Classification of hazards ................6 1.1.2 Other pictograms ................... 7 Proper use ........................
  • Page 3 OPTIMUM M A S C H I N E N - G E R M A N Y Installation ........................29 3.5.1 Mounting ..................... 30 3.5.2 Installation drawings ................... 31 First use ........................33 4 Operation Safety ......................... 34 Control and indicating elements ................. 34 4.2.1...
  • Page 4 OPTIMUM M A S C H I N E N - G E R M A N Y 7.3.2 Column and drilling table B28H ..............61 7.3.3 Column and drilling table B28HB ..............62 7.3.4 Pulleys B28H, B28HB ................. 63 7.3.5...

  • Page 5: Safety

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y Safety Glossary of symbols  gives further advice  calls on you to get in action  enumeration This part of the operating manual ...

  • Page 6: Safety Warnings (Warning Notes)

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y Safety warnings (warning notes) 1.1.1 Classification of hazards We classify the safety warnings into various levels. The table below gives an overview of the classification of symbols (pictogram) and warning signs for each specific danger and its (possi- ble) consequences.

  • Page 7: Other Pictograms

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y 1.1.2 Other pictograms Warning of Disconnect main power! automatic start-up! Activation for- Use ear protection! bidden! Use protective Use protective gloves!

  • Page 8: Proper Use

    If the bench drill and upright drill is used in any way other than prescribed above, modified with- out authorization of Optimum Maschinen Germany GmbH, then the bench drill and upright drill is being used improperly.

  • Page 9: Qualification Of Employees

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y Due to improper use  there is a risk for the employee,  the machine and further property might be endangered, ...

  • Page 10: Safety Measures During Operation

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y  document training / instructions,  require the staff to confirm participation in training / instructions by means of a signature, ...

  • Page 11: Safety Check

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y WARNING! If you bypass, remove or override a safety device in any other way, you are endangering yourself and other persons working on the bench drill and upright drill. The possible con- sequences are the following •...

  • Page 12: Emergency-Stop Button

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y Functional test Item Inspection Stop position switch The bench drill and upright drill must not switch on, if the protective cover protective cover of the pulleys is opened.

  • Page 13: Separating Protective Devices

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y 1.10 Separating protective devices 1.10.1 Protective cover of the belt pulleys A protective cover for the belt pulleys is mounted on the drill- ing head.

  • Page 14: Safety During Operation

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y Personal protective equipment Protect your face and your eyes: Wear a safety helmet with a face guard for every work, espe- cially for the kind of work where your face and eyes are exposed to hazards.

  • Page 15: Use Of Lifting Equipments

    OPTIMUM Safety M A S C H I N E N - G E R M A N Y 1.14 Use of lifting equipments WARNING! Use of unstable lifting and load-suspension gear that might break under load can cause very serious injuries or even death.

  • Page 16: Technical Data

    M A S C H I N E N - G E R M A N Y Technical Data The following data which give dimensions and weight are the manufacurer’s authorized machine data Power connection B 24 H B 28 HB, B 28 H 1HP, 115V, 60HZ, 1Ph 1HP, 115V, 60HZ, 1Ph Motor input capacity...

  • Page 17: Required Space

    OPTIMUM Technical Data M A S C H I N E N - G E R M A N Y Required space B 28 HB, B 28 H B 24 H (Vario) Height 2000 (78.74") 1850mm (72.84") B 28 HB 1850mm (72.84")
  • Page 18 OPTIMUM Technical Data M A S C H I N E N - G E R M A N Y Unless the degree of noise emission and the degree of noise disturbance are depending on one another it is not possible to use it in order to reliably determine if it is necessary to take further preventive measures or not.

  • Page 19: Dimensions B24H

    OPTIMUM Technical Data M A S C H I N E N - G E R M A N Y 2.10 Dimensions B24H Img.2-1: Dimensions B24H 21 / 07 / 2014 Technical Data Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7...

  • Page 20: Dimensions B28Hb

    OPTIMUM Technical Data M A S C H I N E N - G E R M A N Y 2.11 Dimensions B28HB Img.2-2: Dimensions B24HB Page 20 Technical Data Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7...

  • Page 21: Dimensions B28H

    OPTIMUM Technical Data M A S C H I N E N - G E R M A N Y 2.12 Dimensions B28H Img.2-3: Dimensions B28H 21 / 07 / 2014 Technical Data Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7...

  • Page 22: Dimensions B28H Vario

    OPTIMUM Technical Data M A S C H I N E N - G E R M A N Y 2.13 Dimensions B28H Vario Img.2-4: Dimensions B28H Vario Page 22 Technical Data Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7...

  • Page 23: Assembly 3.1 Scope Of Delivery

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y Assembly Scope of delivery Please check immediately that nothing had been damaged during transportation and that all components are complete. Compare the delivery volume to the attached packing list.

  • Page 24: Storage

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y Storage ATTENTION! Improper storage may cause important parts to be damaged or destroyed. Store packed or unpacked parts only under the following ambient conditions.

  • Page 25: Installation And Assembly

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y Installation and assembly 3.4.1 Site requirements Organize the working space around the bench drill and upright drill according to the local safety regulations.

  • Page 26: Assembly

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y 3.4.2 Assembly WARNING! Danger of crushing when grouping, assembling and mounting the machine components. Assembly of base and column INFORMATION For the mounting of bench drill and upright drill you need a wrench and the hexagon screws which are included in the delivery volume.

  • Page 27: Assembly Of The Drilling Machine Table B24H (B28H B)

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y 3.4.3 Assembly of the drilling machine table B24H (B28H B) Insert the toothed rack in the drilling table. Adjust the toothed rack within the drilling...
  • Page 28 OPTIMUM Assembly M A S C H I N E N - G E R M A N Y Mount cooling equip- ment. Mount all cooling agent hoses and fasten you drilling table these with the hose clamps. cooling equipment...

  • Page 29: Installation

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y Mount the crank handle to the height adjustment arm of the drilling table. hexagon screw Tighten the crank handle securly. crank handle Img.3-6: Mounting of crank handle...

  • Page 30: Mounting

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y 3.5.1 Mounting In order to provide for the necessary stability of the drilling machine it is necessary to firmly bolt the base of the machine to the foundation. We recommend you to use compound anchor cart- ridges or heavy duty anchors.

  • Page 31: Installation Drawings

    OPTIMUM Assembly M A S C H I N E N - G E R M A N Y 3.5.2 Installation drawings B24H Fixing (2) Img.3-11: B24H 21 / 07 / 2014 Assembly Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7...
  • Page 32 OPTIMUM Assembly M A S C H I N E N - G E R M A N Y B28H (B) Fixing (2) Img.3-12: B28H B28H (Vario) Fixing (3) Img.3-13: B28H (Vario) Page 32 Assembly Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7...

  • Page 33: First Use

    Only use the clamping materials (e.g. drill chuck) which had been delivered together with the machine or as optional equipment offered by OPTIMUM. Use the working clamping materials only in the provided admissible speed range. Workpiece clamping materials must only be modified according to the recommendations of OPTIMUM or of the clamping material manufacturer.

  • Page 34: Operation

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y Operation Safety Use the machine only under the following conditions:  The machine is in proper working order.  The machine is used as prescribed.

  • Page 35: Bench Drill And Upright Drill B28Hb

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y 4.2.2 Bench drill and upright drill B28H belt drive with housing lever for belt tension lever for spindle feed EMERGENCY-STOP drill chuck guard...

  • Page 36: Control Panel B24H

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y 4.2.4 Control panel B24H Machine lamp ON/OFF EMERGENCY-STOP button Selector switch operating mode left-hand / right-hand rotation Push button „OFF“ Push button „ON“...
  • Page 37 OPTIMUM Operation M A S C H I N E N - G E R M A N Y Switch for the turning direction Standard operation, selection right-handed or left-handed rotation. Potentiometer Speed setting "VARIO" Push button ON The push button „ON“ will start up the rotation of the drill spindle.

  • Page 38: Turn The Machine On B24H / B28H / B28Hb

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y Turn the machine on B24H / B28H / B28HB Turn the main switch on. Select the turning direction. Actuate the push button „ON“.

  • Page 39: Speed Variation

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y If the machine stands still for a longer period of time, switch off the main switch. Speed variation WARNING! Danger due to drill chuck or tools flying off at high speed. Make sure not to exceed the maximum speed of the drill chuck when setting the spindle speed.

  • Page 40: Speed Table B24H

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y 4.7.1 Speed table B24H Img.4-10: Speed table B24H 4.7.2 Speed table B28H - B28HB Img.4-11: Speed table B28H - B28HB Page 40 Operation Bench drill and upright drill B24H ;...

  • Page 41: Speed Table B28H Vario

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y 4.7.3 Speed table B28H Vario Img.4-12: Speed table B28H Vario Drill depth stop When drilling several holes of the same depth, you can use the drill depth stop.

  • Page 42: Removing, Mounting Of Drill Chucks And Drills

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y Removing, mounting of drill chucks and drills 4.9.1 Keyless drill chuck The drill chuck consists of two parts (No. 1 and No. 2) Hold the upper part (No.

  • Page 43: Removing The Tool Or Drill Chuck With The Integrated Drill Drift On The B28H (B, Vario)

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y 4.9.3 Removing the tool or drill chuck with the integrated drill drift on the B28H (B, Vario) CAUTION! Hold the tool or the drill chuck.

  • Page 44: Cooling

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y Press the taper mandrel into the drill spindle. 4.10 Cooling The friction generated during rotation can cause the edge of the tool to become very hot.

  • Page 45: Before Starting The Working Process

    OPTIMUM Operation M A S C H I N E N - G E R M A N Y 4.11 Before starting the working process Before you start working, select the required speed. It is depending on the drilling diameter and on the material used.

  • Page 46: Determining The Cutting Speed And The Speed

    OPTIMUM Determining the cutting speed and the speed M A S C H I N E N - G E R M A N Y Determining the cutting speed and the speed Table cutting speeds / infeed Material table Recommended infeed f...
  • Page 47 OPTIMUM Determining the cutting speed and the speed M A S C H I N E N - G E R M A N Y in m/min Drill bit Ø Speed n in rpm in mm 1062 1274 1415 1769...

  • Page 48: Examples To Calculatory Determine The Required Speed For Your Drilling Machine

    OPTIMUM Determining the cutting speed and the speed M A S C H I N E N - G E R M A N Y in m/min Drill bit Ø Speed n in rpm in mm 39.0 40.0 41.0 42.0 43.0...

  • Page 49: Maintenance

    • long service life of the machine and • the quality of the products you manufacture. Installation and equipment from other manufacturers must be in optimum condition. ENVIRONMENTAL PROTECTION During work on the drilling head, make sure that • collector vessels are used, with sufficient capacity for the amount of liquid to be col- lected.

  • Page 50: Safety

    OPTIMUM Maintenance M A S C H I N E N - G E R M A N Y Used oils must be delivered to a collection centre. Consult your superior if you do not know where the collection centre is.
  • Page 51 OPTIMUM Maintenance M A S C H I N E N - G E R M A N Y Interval Where? What? How? • Lubricate the column with commercial oil, machine oil, motor oil. • Lubricate the rack regularly with commercial grease (e.g. fric- tion bearing grease).
  • Page 52 OPTIMUM Maintenance M A S C H I N E N - G E R M A N Y Interval Where? What? How?  Lubricate all oilers with machine oil, do not use a grease gun or similar greasing equipment. Use the oil bottle in included with the machine.

  • Page 53: Repair

    Should technical assistance be required, contact LDS Industries at 1-630-785-6437. Optimum Maschinen - Germany and LDS Industries are not liable for, nor do they guarantee against, damage or operating malfunctions resulting from alteration, abuse, lack of main- tenance or this product’s use for other than its intended purpose.

  • Page 54: Spare Parts - B24H, B28H, B28Hb, B28H Vario

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Spare parts - B24H, B28H, B28HB, B28H Vario Exploded view B24H 7.1.1 Drilling head B24H Img.7-1: Drilling head B24H...

  • Page 55: Column And Drilling Table B24H

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.1.2 Column and drilling table B24H Img.7-2: Column and drilling table B24H 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 56: Pulleys B24H

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.1.3 Pulleys B24H Img.7-3: Pulleys B24H 7.1.4 Parts list B24H B24H Description Qty. Size Item no.
  • Page 57 OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y B24H Description Qty. Size Item no. 10-1 Washer GB/T93-1987-10 03020241101 10-2 Washer GB/T97.1-1985-10 03020241102...
  • Page 58 OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y B24H Description Qty. Size Item no. Bushing toothed shaft 0302024158 58-1 Split pin 3x12...

  • Page 59: Wiring Diagram B24H - 115V, 60 Hz

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Wiring diagram B24H - 115V, 60 Hz Img.7-4: Wiring diagram B24H - 115V 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 60: Exploded View B28H, B28H B

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Exploded view B28H, B28H B 7.3.1 Drilling head B28H, B28HB Img.7-5: Drilling head B28H Page 60 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 61: Column And Drilling Table B28H

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.3.2 Column and drilling table B28H Img.7-6: Column and drilling table B28H 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 62: Column And Drilling Table B28Hb

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.3.3 Column and drilling table B28HB Column and drilling table B28HB Page 62 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ; B28H 21 / 07 / 2014 (B) (Vario) ;...

  • Page 63: Pulleys B28H, B28Hb

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.3.4 Pulleys B28H, B28HB Img.7-7: Pulleys B28H 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ; B28H Page 63 (B) (Vario) ;...

  • Page 64: Parts List B28H, B28Hb

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.3.5 Parts list B28H, B28HB B28H, B28HB Description Qty. Size Item no. Base 030202831...
  • Page 65 OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y B28H, B28HB Description Qty. Size Item no. 37-1 Ball bearing 6004-2Z 03020283371 37-2 Socket head screw...
  • Page 66 OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y B28H, B28HB Description Qty. Size Item no. Eejector 0302028395 Circlip 0302028397 97-1 Circlip 03020283971...

  • Page 67: Exploded Viewb28H Vario

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Exploded viewB28H Vario 7.4.1 Drilling head B28H Vario Img.7-8: Drilling head B28H Vario 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 68: Column And Drilling Table B28H Vario

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.4.2 Column and drilling table B28H Vario Img.7-9: Column and drilling table B28H Vario Page 68 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 69: Pulleys B28H Vario

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.4.3 Pulleys B28H Vario Img.7-10: Pulleys B28H Vario 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ; B28H Page 69 (B) (Vario) ;...

  • Page 70: Parts List B28H Vario

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y 7.4.4 Parts list B28H Vario B28H Vario Description Qty. Size Item no. Plate closer...
  • Page 71 OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y B28H Vario Description Qty. Size Item no. Spacer ring 03020285182 Shaft 03020285183 Circlip DIN472 47x1.6...
  • Page 72 OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y B28H Vario Description Qty. Size Item no. Socket head screw M8x25 03020285248 Base 03020285250...

  • Page 73: Wiring Diagram B28H (B) - 115V, 60Hz

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Wiring diagram B28H (B) - 115V, 60Hz Img.7-11: Wiring diagram B28H - 400V 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 74: Wiring Diagram B28H Vario - 230V, 60Hz

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Wiring diagram B28H Vario - 230V, 60Hz Img.7-12: Wiring diagram B28H Vario Page 74 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 75: Wiring Diagram B28H Vario - 230V, 60Hz

    OPTIMUM Spare parts - B24H, B28H, B28HB, B28H Vario M A S C H I N E N - G E R M A N Y Wiring diagram B28H Vario - 230V, 60Hz Img.7-13: Wiring diagram B28H Vario 21 / 07 / 2014 Spare parts - B24H, B28H, B28HB, B28H Vario Bench drill and upright drill B24H ;...

  • Page 76: Troubleshooting

    OPTIMUM Troubleshooting M A S C H I N E N - G E R M A N Y Troubleshooting Problem Cause / possible effects Solution  FI protective switch on • an unusual FI protective switch is • „Power supply“ on page 33...
  • Page 77 OPTIMUM Troubleshooting M A S C H I N E N - G E R M A N Y Problem Cause / possible effects Solution Spindle bearings over- • Bearing worn down • Replace • Excessive prior tension of the •...

  • Page 78: Appendix 9.1 Copyright

    OPTIMUM Appendix M A S C H I N E N - G E R M A N Y Appendix Copyright  2014 This documentation is copyright. All derived rights are also reserved, especially those of transla- tion, re-printing, use of figures, broadcast, reproduction by photo-mechanical or similar means and recording in data processing systems, neither partial nor total.

  • Page 79: Limited Warranty

    OPTIMUM assumes no obligations or liability on account of any unauthorized recommendations, opinions or advice as to the choice, installation or use of products.
  • Page 80 OPTIMUM Index M A S C H I N E N - G E R M A N Y Index B24H ..........40 B28H ..........41 Accident report ........15 B28H (B) ........... 40 Assembly ..........23 B28HVario ........40 Drilling machine table B24H (B28HB) 27 Speeds ............

This manual is also suitable for:

B 28 hbB 28 h

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