HWR InoFlex VK 021 Operating Manual

Compensating 4-jaw power chuck
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Operating Manual
®
InoFlex
VK 021 - VK 080
Compensating 4-jaw Power Chuck
Translation of the Original Operating Manual (German)!
Keep for future reference!
Version: 09.01.2017
Edition: D

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Summary of Contents for HWR InoFlex VK 021

  • Page 1 Operating Manual ® InoFlex VK 021 - VK 080 Compensating 4-jaw Power Chuck Translation of the Original Operating Manual (German)! Keep for future reference! Version: 09.01.2017 Edition: D...
  • Page 2 © Copyright The copyright of this document is retained by HWR Spanntechnik GmbH. This documentation is designated only for the operating company and its personnel. It contains instructions and information that may not be fully or partially reproduced, distributed nor be transmitted by technical data methods nor be utilized for the purpose of unauthorized competition.
  • Page 3 Preface This operating manual gives you detailed information about the installation, ® operation and maintenance of the InoFlex chuck. It includes safety ® instructions which ensure the safe use of the InoFlex chuck. You will also find information in this documentation about the scope of delivery and troubleshooting.
  • Page 5: Table Of Contents

    Inspections after transport / receiving the chuck ..............3-17 ..........................3-17 NSTALLATION 3.3.1 Space requirement ........................3-17 3.3.2 Measures prior to installation ....................3-18 3.3.3 Installation of the chuck ......................3-20 © Copyright Page I ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 6 OSSIBLE CAUSES OF ERRORS AND TROUBLESHOOTING CONTINUED TECHNICAL DATA ..........................7-38 ........................7-38 ENERAL INFORMATION ........................ 7-39 ENERAL PRODUCT DATA ........................7-39 PERATING MATERIALS ........................7-39 MBIENT CONDITIONS Page II © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 7 ENERAL INFORMATION ............8-47 ASIC NFORMATION REQUIRED FOR RDERING PARE ARTS ....................8-48 PARE ARTS RDER VIA ......................8-49 PARE ARTS RDER BY ..........................8-50 PARE ARTS © Copyright Page III ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 9: Safety

    The manufacturer's contact details are printed on the back of the title page. Please contact the chuck manufacturer immediately in case any questions or problems arise. Please have the identification number (ID No.) ready if NOTICE you have any questions for HWR Spanntechnik GmbH. © Copyright Page 1-1 ® InoFlex...
  • Page 10: Warranty And Liability

    The manufacturer only provides a full guarantee for the NOTICE spare parts ordered from him. Page 1-2 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 11: Notice On The Use Of Documentation

    The training of personnel by the manufacturer is only NOTICE considered to be a provision of limited information. It does not exempt the user from reading the manual. © Copyright Page 1-3 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 12: Explanation Of The Pictograms

    NOTICE injury indicate specific safety-related instructions or SAFETY procedures (title may be altered) INSTRUCTIONS Page 1-4 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 13: Intended Use

     Risk to the machine tool, the chuck and other property of the operating company  Risk of losing efficient operation of the machine tool, in which the chuck is installed. © Copyright Page 1-5 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 14: Instructions For Safe Operation

    Make sure to observe the permissible room temperature for operation of ® the InoFlex chuck machine tool (if specified, see manual of the machine tool). Page 1-6 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 15: Obligations

     The functional limits and safety regulations listed in the technical operat- ing manuals. The operating company is ultimately responsible for DANGER safety. This responsibility cannot be delegated. © Copyright Page 1-7 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 16: Requirements For Operating / Maintenance Personnel

    InoFlex chuck. These are matters which concern your own safety and DANGER the safety of colleagues and bystanders in the vicinity of the machine! Page 1-8 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 17: Accident Prevention Regulations

    (e.g. with a padlock on the main switch of the machine tool). ® Make sure that children are unable to access the InoFlex chuck and the machine tool. © Copyright Page 1-9 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 18: Maintenance And Repair

    Examine the function of all components after completion of maintenance and repair work. Disposal Make sure to properly handle and dispose of substances and materials that are used, especially greases and solvents. Page 1-10 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 19: Technical Description

    The chuck is to be used solely in accordance with VDI [Association of Ger- man Engineers] 3106, the user manual of the machine tool and this manu- The chuck is lubricated at the factory before it is NOTICE shipped. © Copyright Page 2-11 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 20: Overview Of The Ino Flex ® Chuck

    9. Parallel slider 1/2 3. Lubricating pipe 10. Base jaw 4. Draw bolt 11. Cam 5. Bolt lock 12. Cover plate 6. Center part 13. Travel control 7. Bolt Page 2-12 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 21: Description Of Functions

    (2) and centre part (3) via the lever (4) to the cams (6), parallel sliders (5) and base jaws (1). ® Fig. 2-2: How the InoFlex power chuck works © Copyright Page 2-13 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 22: Transport And Installation

     Crane  Forklift truck or pallet truck 3.2.2 NSTRUCTIONS ON THE PACKAGING Observe the notes and instructions (if any) affixed to the packaging. Page 3-14 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 23: Safety Precautions For Transport

    At no time are people allowed to stay under a floating DANGER load. Risk of accident! © Copyright Page 3-15 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 24: Chuck Transport With Eyebolt

    Observe the safety precautions described in section 3.2.3 dur- ing transport. Do not remove the hoist and the eyebolt until the chuck WARNING is installed properly in the machine tool. Page 3-16 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 25: Inspections After Transport / Receiving The Chuck

    (transport damage). Inform the shipping company and the manufacturer of the chuck (HWR Spanntechnik GmbH) if any damage has been found. The address and tel- ephone number you will find on the inside of the front cover.
  • Page 26: Measures Prior To Installation

    If need be limit the hydraulic pressure of the clamping cylinder! The max. drag force of the clamping cylinder must under WARNING no circumstance exceed the actuating force of the chuck. Risk of accident. Page 3-18 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 27 L2 + 0.2 = L1 + L3 - L4 min Please contact the manufacturer for any other constellation L4 min L4 max *) Cylinder in front position Fig. 3-3: Determination of the adaptor length © Copyright Page 3-19 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 28: Installation Of The Chuck

    Make sure that the through-holes for mounting the chuck are aligned with the threaded holes of the flange and the spindle. Fig. 3-4: Installation of the chuck Page 3-20 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 29 Tighten the mounting screws (6) and the draw bolt (5) with a torque wrench (crosswise). Fig. 3-5: Tightening the bolts with the correct torque Please observe the maximum tightening torques for NOTICE mounting screws (see Table 7-7). © Copyright Page 3-21 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 30 The body of the chuck must not be distorted. WARNING Step 13 Check again the true-running of the chuck according to table 3-1. Fig. 3-6: Chuck mounted on intermediate flange Page 3-22 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 31: Insertion Of The Clamping Jaws

    HWR Spanntechnik GmbH. The manufacturer does not guarantee performance of externally procured parts. Consult with the chuck manufacturer HWR Spanntechnik WARNING GmbH before you use clamping jaws from a different manufacturer. You also need to carry out a calculation in accordance with VDI 3106 to determine the maximum permissible speed and required clamping force.
  • Page 32: Installation Of The Top Jaws

    (3) at the bevelled end. Please observe the maximum tightening torques for NOTICE mounting screws (see Table 7-7). Fig. 3-7: Installing the clamping jaws Page 3-24 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 33: Function Check

    If need be carry out a calculation of the permissible speed according to the VDI 3106 guideline.  Measure the clamping force with a suitable clamping force meter on 2 jaws (1/2 total clamping force). © Copyright Page 3-25 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 34: Operation

    Check to make sure that the chuck is properly installed on the machine tool. Step 2 Make sure that a functional test was carried out (see chapt. 3.5). Page 4-26 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 35: Clamping The Workpiece

    After correct clamping of the workpiece start operating the ma- chine according to the operating manual of the machine tool. Do not exceed the permissible speed. Attention Max. clamping diameter = chuck diameter © Copyright Page 4-27 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 36: Stroke Control Vk021 - Vk040

     Carry out visual inspections for contamination on a regular basis. If necessary stop operation and clean the chuck / machine (see Chapter 5 "Maintenance").  In addition, observe the operating manual of the machine tool. Page 4-28 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 37: Maintenance

    Protective cladding and protective covers must be installed correctly. 5.2.3 UBRICANT Use only the special lubricating grease OKS 265 from HWR Spanntechnik GmbH (or other grease accepted by HWR). 5.2.4 AFETY INSTRUCTIONS Switch-off the machine tool and secure the machine against restarting (see operating manual of the machine tool) prior to conducting maintenance and service work.
  • Page 38: Maintenance Schedule

    *) for heavy-duty operation Table 5-4: Maintenance work according to operating hours The chuck must be greased sufficiently. Otherwise DANGER clamping force will be lost. Risk of accident! Page 5-30 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 39: Lubrication

    For lubrication intervals see Table 5-4. Use only the special lubricating grease OKS 265 from NOTICE HWR Spanntechnik GmbH (or other grease accepted by HWR). Depending on the operating hours of the chuck lubricate the seven grease nipples (1) with a grease gun.
  • Page 40: Disassembly / Cleaning / Assembly Of The Chuck

    Clean all parts thoroughly. If need be use some cold cleaner / petroleum. Step 11 Check all components. Replace damaged parts prior to recom- missioning the chuck. Page 5-32 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 41 If you are uncertain or if you have questions please If you are uncertain or if you have questions NOTICE please contact the producer HWR Spanntechnik contact the producer HWR Spanntechnik GmbH. GmbH. Fig. 5-2: Disassembly / assembly of the chuck (VK021 - VK080) ©...
  • Page 42: Tasks After Prolonged Standstill

    Reassemble the chuck in the reverse order of sequence that was followed for disassembly. On reassembly lubricate all sliding and bearing surfaces with the lubricating grease OKS 265 from HWR Spanntechnik GmbH (or other grease accepted by HWR). Watch the O-rings for the lubricating pipe in the upper WARNING and lower body.
  • Page 43: Faults

    Resume operation of the machine tool. Please observe Chapter 4 of this manual and also the WARNING manual of the machine tool when restarting the chuck and the machine. © Copyright Page 6-35 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 44: Possible Causes Of Errors And Troubleshooting

    Align, balance or replace spindle components.  chuck flange Send the chuck for inspection and Imbalance caused by collision repair to the manufacturer (HWR Spanntechnik GmbH). Table 6-1: Troubleshooting Page 6-36 © Copyright ® InoFlex VK021 - VK080...
  • Page 45: Possible Causes Of Errors And Troubleshooting - Continued

    Check all components, replace damaged parts by original parts, if need be send the chuck for Impaired function of the chuck inspection and repair to the manufacturer (HWR Spanntechnik GmbH). Clamping cylinder leakage Overhaul clamping cylinder Hydraulic system does not...
  • Page 46: Technical Data

    All important technical data about the InoFlex power chuck is contained in this chapter. The data is listed in tables and structured according to individual sizes. Page 7-38 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 47: General Product Data

    OKS 265 (or other grease accepted by HWR) Table 7-2: Operating materials The special lubricating grease OKS 265 (or other grease NOTICE accepted by HWR) is to be obtained from HWR Spanntechnik GmbH. MBIENT CONDITIONS Factory For temperature range see the...
  • Page 48 Technical Data LAMPING FORCE SPEED DIAGRAMS Page 7-40 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 49: Clamping Force / A

    Technical Data LAMPING FORCE CTUATING FORCE DIAGRAMS © Copyright Page 7-41 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 50 * Balance quality acc. to DIN ISO 1940-1: G 6,3 (ungreased) ** for exceeding workpiece weights a support on the chuckbody has to be utilised Max. clamping diameter = chuck diameter NOTICE Page 7-42 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 51: Ounting Imensions

    Technical Data OUNTING IMENSIONS Additional dimensions VK080 Abb. 7-1: Mounting diemnsions VK021-VK080 [Subject to technical change] © Copyright Page 7-43 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 52: Ounting Dimensions

    3x60° 3x60° 3x60° 11,5 11,5 11,5 11,5 16,5 16,5 16,5 Chuck open 107,7 159,5 203,8 248,9 315,5 404,5 13,5 17,5 17,5 24,2 Table 7-6: Mounting diemensions Page 7-44 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 53: Mounting Dimensions

    Thread Strength class Standard max. tightening torque [Nm] 12.9 ISO 4762 (DIN 912) 10.9 ISO 4762 (DIN 912) Table 7-7: Maximum tightening torque for mounting screws © Copyright Page 7-45 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...
  • Page 54 Technical Data Page 7-46 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 55: Spare Parts

    ® Spare parts may be required for the maintenance and repair of the InoFlex chuck. This chapter informs you about the information you should have available when ordering spare parts from the manufacturer HWR Spanntechnik GmbH. ASIC NFORMATION REQUIRED FOR...
  • Page 56: Rder Via E-Mail

    Step 2 Put down the minimum required order information in your e-mail (see Section 8.2). Step 3 Send the order to HWR Spanntechnik GmbH stating your com- pany address. The e-mail address can be found on the inside of the NOTICE front cover of this operating manual.
  • Page 57 Also enter the desired quantity if it should deviate from the quantity already indicated. Step 4 Fax this page (s) to HWR Spanntechnik GmbH stating your company address. The fax number can be found on the inside of the front NOTICE cover of this operating manual.
  • Page 58 Spare Parts PARE ARTS Fig. 8-1: Spare parts Page 8-50 © Copyright ® InoFlex VK021 - VK080 Edition D HWR Spanntechnik GmbH...
  • Page 59 Center part O-Ring Lubricating pipe Camr Table 8-1: Spare parts list from VK050 replaced by taper-lubricating nipple M10x1 from VK050 on placed underneath the cover plate (8) © Copyright Page 8-51 ® InoFlex VK021 - VK080 HWR Spanntechnik GmbH Edition D...

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