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Operating Manual
®
INOFlex
VL032 - VL120
Compensating 4-jaw Manual Chuck
(reduced weight and with centrifugal force compensating)
Translation of the Original Operating Manual (German)
Keep for future reference!
Version: 05.02.2024
Edition: F
Betriebsanleitung INOFlex® VL032-VL120 - Ausgleichendes 4-Backen-Handspannfutter
DE
(gewichtserleichtert und mit Fliehkraftausgleich)
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Summary of Contents for HWR INOFlex VL032
- Page 1 Operating Manual ® INOFlex VL032 - VL120 Compensating 4-jaw Manual Chuck (reduced weight and with centrifugal force compensating) Translation of the Original Operating Manual (German) Keep for future reference! Version: 05.02.2024 Edition: F Betriebsanleitung INOFlex® VL032-VL120 - Ausgleichendes 4-Backen-Handspannfutter (gewichtserleichtert und mit Fliehkraftausgleich)
- 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 4 HWR Spanntechnik GmbH Rosa-Luxemburg Straße 5 D - 28876 Oyten Telephone: +49 (0) 4207 / 6887-0 Telefax: +49 (0) 4207 / 6887-15 E-mail: info@hwr.de Web: www.hwr.de Declaration of Incorporation for the Installation of a Partly Completed Machine In accordance with Directive 2006/42/EC on Machinery; Appendix II B...
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Page 5: Table Of Contents
Space requirement ......................3-19 3.3.2 Measures prior to installation ..................3-20 3.3.3 Installation of the chuck (exemplarily) ................3-20 ....................3-24 NSERTION OF THE CLAMPING JAWS © Copyright Page I ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... - Page 6 F FAULTS OCCUR ..............6-45 OSSIBLE CAUSES OF ERRORS AND TROUBLESHOOTING ..........6-46 OSSIBLE CAUSES OF ERRORS AND TROUBLESHOOTING CONTINUED TECHNICAL DATA ..........................7-47 ......................... 7-47 ENERAL INFORMATION Page II © Copyright ® InoFlex VL032 - VL120 Edition F HWR Spanntechnik GmbH...
- Page 7 ....................... 8-55 PARE ARTS RDER BY ® INOF VL032 - VL120 ................8-56 PARE ARTS ISTS NOTES ..............................9-59 ) ..............9-59 LAMPING ACTUATING FORCE DIAGRAM TEMPLATES © Copyright Page III ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
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Page 8: Safety
Please contact the chuck manufacturer immediately in case any questions or problems arise. Notice NOTICE Please have the identification number (ID No.) ready if you have any questions for HWR Spanntechnik GmbH. Page 1-4 © Copyright ® InoFlex VL032 -VL120... -
Page 9: Warranty And Liability
Note NOTICE The manufacturer only provides a full guarantee for the spare parts ordered from him. © Copyright Page 1-5 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 10: Notice On The Use Of Documentation
The training of personnel by the manufacturer is only con- NOTICE sidered to be a provision of limited information. It does not exempt the user from reading the manual. Page 1-6 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 11: Explanation Of The Pictograms
Wear gloves when you see this sign in the documenta- INSTRUCTIONS tion. Here you will find important notes and information for effective, economical and environmentally sound use. NOTICE © Copyright Page 1-7 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 12: 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. Page 1-8 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 13: 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). © Copyright Page 1-9 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 14: Obligations
VDI 3106! In this context, the reduced DANGER clamping forces must be taken into account depending on the mounting options for the stationary jaws! Page 1-10 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 15: 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! © Copyright Page 1-11 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 16: 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. Page 1-12 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 17: Maintenance And Repair
Engineers] 3106, the user manual of the machine tool and this man- ual. Note NOTICE The chuck is lubricated at the factory before it is shipped. © Copyright Page 2-13 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 18: Technical Description
2. Base jaw 1/3 8. Spindle 3. Base jaw 2/4 9. Parallel slider 2 4. Lower housing 10. Lever 5. Pivot bolt 11. Counterweight 6. Clamping bone 12. Base plate Page 2-14 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 19: Description Of Functions
Compensation is made possible by connecting the diametrical slides with levers or via a sliding gate-type gear. 1 / 3 2 / 4 ® Fig. 2-2: Functions of the INOFlex -chuck © Copyright Page 2-15 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 20: Transport Und Installation
• Crane • Forklift truck or pallet truck 3.2.2 NSTRUCTIONS ON THE PACKAGING Adhere to the notes and instructions (if any) affixed to the packaging. Page 3-16 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 21: Safety Precautions For Transport
At no time are people allowed to stay under a floating DANGER load. Risk of accident! © Copyright Page 3-17 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 22: 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 3-18 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 23: 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 24: Measures Prior To Installation
Afterwards remove the hoist from the base plate (7). Please observe the maximum tightening torques for NOTICE mounting screws (see Table 7-7 on page 7-51). Page 3-20 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... - Page 25 Fig. 3-4). Step 13 Cover the boreholes of the outer fastening screws (2) with the caps (1) The chuck body must not be distorted. WARNING © Copyright Page 3-21 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
- Page 26 Transport und Installation Fig. 3-2: Installation of the chuck Page 3-22 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH...
- Page 27 Transport und Installation Fig. 3-3: Checking concentricity and axial run-out of the base plate Fig. 3-4: Checking concentricity and axial run-out of the chuck © Copyright Page 3-23 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
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Page 28: Insertion Of The Clamping Jaws
ENERAL INFORMATION Top jaws or gripper jaws can be used depending on the workpiece being processed. The manufacturer recommends the use of original clamping jaws from HWR Spanntechnik GmbH. NOTICE The manufacturer does not guarantee performance of externally procured parts. -
Page 29: Installation Of Top / Gripper Jaws
(3) at the bevelled end. Please observe the maximum tightening torques for NOTICE mounting screws (see Table 7-11on page 7-51). Fig. 3-5: Installation of jaws © Copyright Page 3-25 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 30: Using Stationary Jaws
The allowed tightening torque of the stationary jaw used is signed on each stationary jaw. Excessive tightening torque can lead to damage of the chuck and consequently to insecure clamping! DANGER Page 3-26 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 31: Mounting Of Stationary Jaws
Stationary jaws always must be mounted with four tightening bolts. WARNING Observe the maximum tightening torques for fastening bolts (see table 7-7 on page 7-51). NOTICE 3-6: Mounting of stationary jaws © Copyright Page 3-27 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 32: Mounting Options For Stationary Jaws
* The maximum speed must be determined by the operator in accordance with VDI 3106! With the reduced spindle tightening torque the movable top jaw presses the workpiece with 50% of the possible total clamping force against the stationary jaw. Page 3-28 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... - Page 33 3-2 Max. tightening torque see table 3-2 Max. clamping force F2 see table 3-2 Fig. 3-8: One stationary jaw and three movable top jaws © Copyright Page 3-29 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
- Page 34 33,75 kN. − The other two top jaws each press with 25% of the otal clamping force against each other, i.e. each with 16.875 kN. Page 3-30 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH...
- Page 35 With the reduced spindle tightening torque the movable top jaws press the workpiece with 50% of the possible total clamping force against the opposite stationary jaw. © Copyright Page 3-31 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
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Page 36: Function Check
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). Page 3-32 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 37: 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 chapter 3.5). © Copyright Page 4-33 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 38: Clamping The Workpiece
Pull off the torque wrench after clamping the workpiece. According to EN 1550 the spindle of the machine tool DANGER may not start until the torque wrench is removed from the chuck. Page 4-34 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 39: Stroke Control
Insecure clamping Secure clamping Insecure clamping Rear edge of base jaw inner area outer area Fig. 4-2: Stroke control © Copyright Page 4-35 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 40: Regular Tasks During Operation
Examine the function of all safety devices on the machine after completion of maintenance and repair work. 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). Page 5-36 © Copyright ®... -
Page 41: Safety Instructions
All 4 weeks Table 5-4: Maintenance work after operating time The chuck must be provided with sufficient grease. DANGER Otherwise clamping force will be lost. Risk of accident! © Copyright Page 5-37 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 42: Monitoring Of The Clamping Force
(see chapter 5.3). If the required stroke per base jaw cannot be achieved even after complete cleaning, the chuck must be sent to the manufacturer for inspection. 5.2.8 UBRICATION Page 5-38 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... - Page 43 For lubrication intervals see Table 5-4 on page 5-36 Use only the special lubricating grease OKS 265 from HWR Spanntechnik GmbH (or other grease accepted NOTICE by HWR). Depending on the operating hours of the chuck lubricate the six grease nipples (1) with the grease.
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Page 44: Disassembly / Cleaning / Re - Assemblly Of The Chuck
Clean all the chucks' components. Use a degreaser if neces- sary. Step 14 Check all the components. Damaged parts must be replaced. Contact the manufacturer in case you are uncertain. Page 5-40 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... - Page 45 Check the clamping force with a suitable clamping force meter: measure on 2 jaws (1/2 total clamping force) The initial clamping force measured after greasing may lie below the specified values. WARNING © Copyright Page 5-41 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
- Page 46 Maintenance Abb. 5-2: Disassembly / Re-Assembly oft he chuck Page 5-42 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH...
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Page 47: Work After Prolonged Standstill
Have a trained expert dismantle and break down the chuck into its individual components. Properly handle and dispose of substances and materials used in accord- ance with the national laws, especially greases and solvents. © Copyright Page 5-43 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 48: Faults
Resume operation of the machine tool. Please observe Chapter 4 of this manual and also the manual of the machine tool when restarting the chuck WARNING and the machine. Page 6-44 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 49: Possible Causes Of Errors And Troubleshooting
Dismantle, clean and lubricate the chuck. Impaired function of the chuck Check all components, replace damaged parts with original parts, send chuck to the manufacturer (HWR clamping GmbH) for inspection and repair. Table 6-1: Causes of error and troubleshooting © Copyright Page 6-45 ®... - Page 50 Align, balance or replace compo- • drive nents. • base plate Imbalance caused by collision Send the chuck for inspection and repair to the manufacturer (HWR Spanntechnik GmbH). Table 6-1: Causes of error and troubleshooting [continued] Page 6-46 © Copyright ® InoFlex VL032 -VL120...
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Page 51: Technical Data
OKS 265 (or other grease accepted by HWR) Table 7-2: Operating materials The special lubricating grease OKS 265 (or other NOTICE grease accepted by HWR) can only be obtained from HWR Spanntechnik GmbH. MBIENT CONDITIONS Factory For temperature range see the... -
Page 52: Lamping Orce Orque Iagrams
Technical Data LAMPING ORCE ORQUE IAGRAMS LAMPING FORCE SPEED DIAGRAMS Page 7-48 © Copyright ® InoFlex VL032 -VL120 Edition F HWR Spanntechnik GmbH... -
Page 53: Technical Data
** for exceeding workpiece weights a support on the chuckbody has to be utilised In case of differing data the data signed on the chuck is of NOTICE relevance Max. clamping diameter = chuck diameter NOTICE © Copyright Page 7-49 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 54: Mounting Dimensions
Technical Data OUNTING IMENSIONS Fig. 7-1: Mounting dimensions [Subject to technical change] Page 7-50 © Copyright ® InoFlex VL032 - VL120 Edition F HWR Spanntechnik GmbH... - Page 55 377,7 490,8 1,5 x 60° 1,5 x 60° Modul 2 Modul 2 Modul 2 Mpdul 2 Modul 2 Modul 2 11,4 11,4 Table 7-6: Mounting dimensions © Copyright Page 7-51 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
- Page 56 M16 x 35 M16 x 35 350,8 390,8 465,8 70 (2x) 70 (2x) 142,5 142,5 71,5 71,5 60,5 60,5 60,5 118,5 118,5 118,5 Table 7-6: Mounting dimensions [continued] Page 7-52 © Copyright ® InoFlex VL032 - VL120 Edition F HWR Spanntechnik GmbH...
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Page 57: Maximum Tightening Torque For Mounting Screws
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 7-53 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F... -
Page 58: Spare Parts
Step 2 Enter the minimum required order information in the e-mail (see Section 8.2). Step 3 Send the order to HWR Spanntechnik GmbH using your com- pany address. The e-mail address can be found on the inside of the NOTICE front cover of this operating manual. -
Page 59: Spare Parts Order By Fax
Also enter the desired quantity if it should deviate from number 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 60: Spare Parts Lists Inof Lex ® Vl032 - Vl120
Spare Parts ® INOF VL032 - VL120 PARE ARTS ISTS Fig. 8-1: Spare parts INOFlex® VL032 – VL120 Page 8-56 © Copyright ® InoFlex VL032 - VL120 Edition F HWR Spanntechnik GmbH... - Page 61 16 Cylinder head bolt 17 Spindle 18 Cylinder pin 19 Parallel slider 1 20 Parallel slider 2 21 Lower housing Table 8-1: Spare parts INOFlex® VL032 – VL120 © Copyright Page 8-57 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
- Page 62 34 Cylinder head bolt 35 Cap 36 Grease nipple 37 Threaded pin 38 Threaded pin 39 Fitting bolt Table 8-1: Spare parts INOFlex® VL032 – VL120 [continued] Page 8-58 © Copyright ® InoFlex VL032 - VL120 Edition F HWR Spanntechnik GmbH...
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Page 63: Notes
Notes OTES LAMPING ACTUATING FORCE DIAGRAM TEMPLATES Chuck-type: Serial no.: Date: Chuck-type: Serial no.: Date: © Copyright Page 9-59 ® InoFlex VL032 - VL120 HWR Spanntechnik GmbH Edition F...
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