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Hermle UWF 902 H Operating Manual

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Universal -
Toolroom Milling and
Boring Machine
Operating Manual
UWF 902 H

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Summary of Contents for Hermle UWF 902 H

  • Page 1 Universal - Toolroom Milling and Boring Machine Operating Manual UWF 902 H...
  • Page 3 UWF 902 H All-round protective enclosure Quill feed cross handle Vertical milling head Quill clamping Spindle slide Operator console Spindle start key Swivelling arm Cooling lubricant level indicator Cooling lubricant tank Machine table Protective bellows Tool-changer sliding door Compound slide rest...
  • Page 4 Control TNC 426...
  • Page 5 Universal Toolroom Milling and Boring Machine. Please pay particular attention to the safety instructions marked by the danger symbol. We wish you every success with the HERMLE UWF Universal Toolroom MIlling and Boring Machine. Yours Sincerely, Maschinenfabrik Berthold Hermle AG The machine in this operating manual conforms to the norm.
  • Page 6 Ignoring this remark can lead to damage of the machine, the tool or the workpiece. Publisher’s Note Published by: Maschinenfabrik Berthold Hermle AG Post Box 1240 D-78556 Gosheim Federal Republic Of Germany This document may not be altered, reproduced, or given to third parties, nor used in contravention of our due interests.
  • Page 7 Service-Organization Hermle - Service-Organization Phone-Number: ++/7426 / 95 - Extension Technical problems - Hotline After Sales Service Tel. 3723 Fax.3709 Programming Problems Tel. 6185 Tel. 6187 Spare Parts Tel. 6221 Tel. 6222 Tel. 6223 Head of Service and Assembly Mr. Betting Head of After Sales Service Mr.

  • Page 8: Table Of Contents

    Table of Contents Section Topic Page General Information Description of the Machine ..........Speed-Torque-Power Curves ........Operating Range ............Technical Details ............Machine Dimensions - Space Needed ......Base Plan ..............Installation Safety Precautions Transport ........Transport Instructions ............ Installation Instructions ..........Cleaning .................
  • Page 9 Section Topic Page Operation Safety Instruction ............Starting the Machine - General ........Operating Modes - CNC Control ........3.3.1 Manual Operation ............3.3.2 Electronic Handwheel ............ 3.3.3 Positioning with Manual Data ........3-10 3.3.4 Program Run - Full Sequence ........3-10 3.3.5 Program Run - Single Block ..........
  • Page 10 Section Topic Options Tool changer HTC 34 ............ UWF 902 H Tool changer UTC 34 ............ UWF 902 H Automatic head.............. UWF 902 H Tool changer HTC 34 ............ UWF 1002 H / UWF 1202 H Tool changer UTC 46 ............ UWF 1002 H / UWF 1202 H Automatic changeover from ver.
  • Page 11 Section Topic Page Maintenance and Lubrication General ................Maintenance Plan ............Lubrication Plan ............. Selection of Lubricants ..........Maintenance of the NC-Rotary Table ......5-12 The Tool-Clamping System ........... 5-14 Maintenance the Tool Changer ........5-14 Changing the Guideway Strippers ........ 5-15 Maintenance of the Cooling-Lubricant Unit ....

  • Page 12: Topic Page

    Section Topic Page User Cycles Bolt-Hole Circle .............. Right-Angle Hole Grid ............ Reaming ................ Hollowing ............... Peck Drilling ..............8-10 Pocket Milling..............8-14 Groove ................8-18 Slot ................. 8-20 Circular Groove.............. 8-22 Appendix List of equipment for the chain magazine and UTC 34 Control HEIDENHAIN Programm Instructions...

  • Page 13: General Information

    1. General Information UWF 902 H 1.1 Description of the Machine Standard The Hermle UWF 902 H is an efficient numerically • All-round protective cabin controlled milling machine tool designed for • 5-axis continuous control machining both the largest and the smallest work- •...

  • Page 14: Speed-Torque-Power Curves

    1.2 Speed - Torque - Power Curves 1.2 Speed - Torque - Power Curves...

  • Page 15: Operating Range

    1.3 Operating Range 1.3 Operating Range The operating range of your HERMLE UWF has the following values: X-axis 600 mm Y-axis 450 mm Z-axis 500 mm  Note When using a tool-changer, or before the dry-run of a new operator-program, or after any change in...

  • Page 16: Technical Details

    1.4 Technical Details 1.4 Technical Details Main Drive Power of the spindle motor (AC-motor 1 PH6) at load factor 100% 8,6 kW Spindle speed range: speed infinetly variable within 3 gear steps 20 ... 6300 rpm Tool holding, horizontal and vertical ISO 40 DIN 2079 Hydromechanical tool clamping, clamping force(vertical) 10 000 N...
  • Page 17 16 KW Total connection valve with IKZ 19 KW Dimensions - Weight HERMLE UWF 902 H - including all-round protective cabin (length x width x height) 2,95 x 2,20 x 2,30 m Space Required (length x width) 4,55 x 3,60 m...

  • Page 18: Machine Dimensions - Space Needed

    1.5 Machine Dimensions - Space Needed 1.5 Machine Dimensions - Space Needed for UWF 902 H with UTC 34...

  • Page 19: Base Plan

    1.6 Base Plan 1.6 Base Plan for UWF 902 H with UTC 34 Complete installation surface of the machine Supporting surface of the machine Electric Pneumatic Cabin support Complete installation surface of the machine 5,4 m Supporting surface of the machine...

  • Page 20: Safety Precautions Transport

    2. Installing the UWF / 2.1 Safety Precautions Transport 2. Installing the UWF 2.1 Safety Precautions - Transport Danger • People must never be allowed to stand under heavy loads! When selecting lifting tackle, chains, hawsers, etc. make absolutely sure that the maximum load carrying capability is sufficient to lift the transport weight of the UWF.
  • Page 21 2.2 Transport Instructions 1 2 3 Drawn without cabin (Transport with cabin) Machine with tool changer UTC 34...

  • Page 22: Transport Instructions

    Note threaded through) the different lifting devices on the left and right-hand sides of the machine (see When transporting the machine, the HERMLE lifting illustration). device should normally be used. Under no • Unscrew and remove the four holding nuts (24 circumstances should ropes or lifting tackle be mm spanner) in the foot of the machine.
  • Page 23      Note When transporting the machine, the HERMLE lifting device should normaly be used. Under no circumstances should ropes or lifting tackle be attached to the following equipment: •...

  • Page 24: Installation Instructions

    2.3 Installation Instructions Remove the Lifting Devices Once the machine has been erected at the chosen The high accuracy and repeatability of this HERMLE location, remove the orange-coloured lifting device UWF machine are achieved by ensuring the following parts. These parts should be kept with the machine...
  • Page 25 2.3 Installation Instructions Fixing Blocks We recommend the use of anchorable fixing blocks if the machine is to be firmly anchored to the machine park floor. Each fixing block is screwed tightly to the machine park floor using two stone-bolts. If the floor is suitable, the fixing blocks can also be fastened by means of heavy-duty plugs or anchor bolts (e.g.

  • Page 26: Cleaning

    Unpack the machine carefully, check that the delivered goods are complete and inspect for possible damage during transport. Should any damage be found, notify HERMLE AG’s service department straight away. All uncovered exterior surfaces (in particular the guideways) have been sprayed with a corrosion- prevention material.

  • Page 27: Removal Of The Transport Safeguards

    2.5 Removal of the Transport Safeguards 2.5 Removal of the Transport Safeguards Device to secure the spindle slide Cross slide rest safeguards Lifting device To guarantee a safe transport of the machine, spindle slide and cross slide rest are secured during transport.

  • Page 28: Electrical Connection

    2.6 Electrical Connection 2.6 Electrical Connection The mains connection within the electrical cabinet should be made as shown on the illustration. In the The machine is delivered ready-to-connect. All of process, the cable bushing should be sealed using the electrical equipment is accommodated in an a rubber grommet.
  • Page 29 2.6 Electrical Connection      Note The UWF machine is equipped with a frequency- controlled drive which requires the connection conditions according to VDE 0160. The mains supply must be dimensioned so that a relation of nominal power PN to short-circuiting power PK >...
  • Page 30 2.7 Preparation for Initial Start-Up 2-11...

  • Page 31: Preparation For Initial Start-Up

    2.8 Preparation for Initial Start-Up 2.8 Preparation for Initial Start-Up Before the machine is operated for the first time, the following points must be checked: 1 Check the oil level with the marks in the charging hole. 2 Check whether the central lubrication oil level lies between the two markings.

  • Page 32: Initial Start-Up

    2.8 Initial Start Up 2.9 Initial Start Up           Note Note Before operating the machine for the first time, In case an emergency switch is pushed or the ensure that the spindle slide´s transport safeguard emergency chain is interrupted, the following is removed.
  • Page 33 2.9 Initial Start Up • Press key Mod [5]. In the center of the screen you are asked to dial in the key number: CODE NUMBER • Dial in the number 84159 with the digit keys [6] and close the input with the enter key [7]. •...

  • Page 34: Operation

    3. Operation / 3.1 Safety Instructions 3. Operation 3.1 Safety Instructions The machine is built according to state of the art • Before performing work on the feed motor and the toothed belt (Z-axis) absolutely read the technology and to currant saftey regulations. chapter "Disassembly of the feed motor"...
  • Page 35 EMERGENCY STOP BUTTONS A further EMERGENCY OFF button is in the manual operating unit Operating Mode - Key Switch Machine Safety To ensure maximum universatility, HERMLE uni- [1] Position Production versal milling and boring machines can be driven [2] Position Set Up either automatically or manually.
  • Page 36 3.1 Safety Instructions / Operating Mode by pressing key [6] on the control unit. Key [6] to Operating Mode III - release the cabin is only active when the spindle is Universal/Hand Operation not running and the axis are also inoperative. This mode is necessary for example to work with the •...
  • Page 37 3.1 Safety Instructions / Remaining Risks and Dangers Remaining Risks and Dangers The following safety precautions must absolutely be followed: • In this operating mode only authorised skilled Danger personnel may work with the machine. • The user of the equipment must ensure, that only In operating mode III - universal/hand mode the axis skilled personnel, who has been specifically drives remain connected for all axes.

  • Page 38: Starting The Machine - General

    3.2 Starting the Machine - General 3.2 Starting the Machine - General Front enclosure door can be opened after switching on the main switch (Locked while the machine is in operation) Lateral enclosure door will is not locked electrically, but monitored. It can be locked mechanically and will then be monitored electrically.
  • Page 39 3.2 Starting the Machine - General 9 II I 3.2 Starting the Machine - General The screen will show the message: • Turn the main switch [1] on the electrical cabinet to the ON (I) position. Z-AXIS The machine will now automatically carry out an Y-AXIS internal memory check.
  • Page 40 3.2 Starting the Machine - General      Note Enter the desired direction of rotation by entering an By pushing the axis buttons X'-, Y+, and Z+ the "M" function. The entry will appear on the screen. refernce points can be approached in any desired order.

  • Page 41: Operating Modes - Cnc Control

    3.3 Operating Modes / 3.3.1 Manual Operation II I 3.3 Operating Modes - CNC-Control move in the direction selected, (even after leaving The following operating modes can be selected: hold of the key), until it is stopped by activation of (also see description of general operating modes the „NC-Stop“...

  • Page 42: Electronic Handwheel

    3.3 Operating Modes / 3.3.2 Electronic Handwheel „S“ 3.3.2 Electronic Handwheel By pressing the handwheel [10] mode of operation Choosing the spindle rotational speed (20-4200 rpm) key, the handwheel module is activated. All of the machine axes can be approached and moved. Procedure: In this mode of operation the axes are controlled in three different ways:...

  • Page 43: Positioning With Manual Data

    3.3 Operating Modes / 3.3.3 Positioning with Manual Data 3.3.3 Positioning with Manual Data 3.3.5 Program Run - Single Block Input (MDI) in the „positioning with MDI“ mode of Select this mode of operation with key [14] in order to operation, the desired position can be entered at the work through a program one block at a time.

  • Page 44: Program Store/Edit

    3.3 Operating Modes / 3.3.6 Program Store/Edit 3.3.6 Program Store/Edit Select this mode of operation with key [16] in order to enter or change programs. The tool storage can be activated in this modee of operation. Furthermore, it is possible to read or to output programs via the data interface.

  • Page 45: Block Advance

    3.3 Operating Modes / 3.3.8 Block Advance 3.3.8 Block Advance M-Functions during Block Advance Mode The function RESTORE POS. ATN allows to re-enter During the use of the block advance mode, there are a program in the program run modes. Re-entering can tow different kinds of M-functions which need to be be arranged in a block which can be preselected via distinguished.

  • Page 46: Compensation Of The Thermal Expasion Of The Y-Axis

    3.3 Operating Modes / 3.3.9 Compensation of Y-Axis 3.3.9 Compensation of the Thermal Expan- Additional M-Functions sion of the Y-Axis M77 - Display of the Temperatures of the The temperature compensation is activated every Temperature Feelers 20 ms, i.e. every 20 ms three different temperatures Via M-function M77 the actual temperatures of the will be checked, the value for the compensation is three feelers can be displayed.

  • Page 47: Tool Clamping

    3.4 Tool Clamping 3.4.1 Tool Changing Vertical Spindle Standard equipment of the Hermle UWF is a tool clamping system according to DIN 69871 and tool The tool can be changed by the tool changer or by draw bolts to DIN 69872-19 form A (ISO 7388/2A).

  • Page 48: Data Transfer

    3.4 Data Transfer 3.5 Data Transfer On the back side of the machine an interface for data transfer is located. • Interface 25 pins V 24 - RS 232 C • Interface 15 pins V 11 - RS 422 The configuration of the pins of the interface is given in the wiring diagram of the machine.

  • Page 49: Horizontal Milling

    3.7 Horizontal Milling Vertical Milling Intermediate position Horizontal Milling 3.7 Horizontal Milling until it reaches the stop, and swing slowly To work horizontally the milling head of the UWF to the topside by 90°. must be swung 90° to the topside and then be pushed back to the parking position.

  • Page 50: Vertical Milling

    Horizontal Milling Intermediate position Vertical Milling 3.8 Vertical milling • The message "Swivel out the V-head" disappears • Close the front and lateral enclosure doors. • The machine is switched over to the vertical spindle by pulling the V-head out of its parking position. . •...

  • Page 51: Swivelling Of The Vertical Head

    3.9 Swivelling of the Vertical Head 3.9 Swivelling of the Vertical Head 3.10 Adjusting the Vertical Head The vertical head can be swivelled up to 90° to either To bring the milling head back to vertical position or side. to adjust it, follow this sequence: •...
  • Page 52 3.10 Setting the Vertical Milling Head Vertically Checking of the Vertical Position After swivelling always check the vertical position of the head. • Clamp a testing bar in the vertical spindle and check it with a dial gauge. Should the position of the milling head deviate from the vertical position, repeat the sequence described in the preceding paragraph.

  • Page 53: Extending The Quill

    3.11 Extending the Quill 3.11 Extending the Quill • To extend the quill, release the quill clamping. To do this turn the clamping lever counterclockwise downwards. Now extend the quill with the cross handle [2]. The maximum quill stroke is 75 mm. To clamp the quill in the desired position, turn the clamping lever clockwise upwards.

  • Page 54: Cooling System

    3.12 Cooling System 3.12 Cooling System The coolant tank of the UWF is located under the The regulator cock [1] controls the coolant supply at cabin. It is pushed from the front into an opening of the vertical head. the cabin and it has a capacity of 170 liter. A coolant nozzle with hose is optional available for the After lifting up the coolant pump the empty tank can UWF.

  • Page 55: Moving Free

    3.13 Moving Free 8 II I 3.13 Moving Free The acceptable traverses are determined by • Select the appropriate axis by using the direction keys [4]. The axis can now be moved free software switches in the control unit and are and key „S3“...

  • Page 56: Spindle Orientation

    3.14 Spindle Orientation 3.14 Spindle Orientation The horizontal and vertical spindle of the UWF has a spindle orientation . The spindle can be stopped in oriented position by using code M19. This function is very usefull for example during hollow boring. The cycle „Spindle orientation“...

  • Page 57: Central Lubrication

    3.16 Central Lubrication 3.16 Central Lubrication The central lubrication system provides evenly distributed amounts of lubrication to all guide ways of the machine. After switching on of the machine a lubrication impuls is automatically released. All further lubrication impulses are monitored by the control unit depending on the time and the travels of the machine.

  • Page 58: User Parameters

    3.17 User Parameters 3.17 User Parameters The following user parameters are available for the control: No. of the No. of the Function Value of the user CNC param. parameter parameter 7330.0 1020.0 X-axis manual feed in mm/min 1000 mm/min 7330.1 1020.01 Y-axis manual feed in mm/min 1000 mm/min...
  • Page 59 3.17 User Parameters No. of the No. of the Function Value of the user CNC param. parameter parameter 7330.8 4310.0 Machine code Position Explanation on the following pages value 7330.9 7285 Tool length calculation in the actual value display 0=do not calculate tool length 1=Calculate tool length (actual position is position of tool tip 7330.10...

  • Page 60: Changing The Machine Parameters

    3.18 Changing the Machine Parameters II I 3.18 Changing the Machine Parameters „USER PARAMETER“ will appear. The „machine code“ parameter, which depends on the particular version of the machine, is entered the • Using the arrow key select the desired user factory.
  • Page 61 3.18 Changing the Machine Parameters Machine Code Position Value Table add these values. Enter the calculated value in parameter No. 8 „MACHINE CODE“. You can calculate the „MACHINE CODE“ - user parameter No. 8 - with the aid of the following table. Enter the position values for the options used in the In order to store this data, press the „END q“...
  • Page 62 3.19 Miscellaneous Functions 3.19 Miscellaneous Functions M 00 Program stop M 02 Stop program run M 03 Milling spindle „on“ clockwise M 04 Milling spindle „on“ counter-clockwise M 05 Milling spindle „off“ M 06 Tool changing call manual M 07 Cooling lubricant II „on“...
  • Page 63 / 4.1 4. Options 4.1 Tool Changer 4.1.1 Use and Function Use of the tool changer UTC 34 relieves the operator and cuts nonproductive time during machining considerably. The tool changer is, together with the chain magazine, integrated in the enclosure of the milling machine and allows for fully automated NC program runs.
  • Page 64 4.1.2 Technical Data - Tool Changer Tool changing vertical Tool changing horizontal...
  • Page 65 4.1.2 Technical Data - Chain Magazine Operating station of magazine AC motor Gear Tool holder Chain...
  • Page 66 4.1.4 Loading the Tool Magazine Optical Tool Diameter Check CAUTION! Firmly tighten the draw bolt (Danger of collision)  4.1.4 Loading the Tool Magazine Note Make sure before loading the magazine, that the Tools with diameters larger than 90 mm must tools do not exeed a maximum length of 250 mm.
  • Page 67 4.1.4 Loading the Tool Magazine Should, after a power cut or an emergency stop, the magazine position a tool at an incorrect place it will be necessary to define the magazine again. Danger Proceed as follows: • Drive magazine place 1 to the loading station. Don’t hold the tool above the flange.
  • Page 68 4.1.5 Operation of the Tool Changer 4.1.5 Operation of the Tool Changer The vertical tool change is initiated via command Tool changing can only be activated under the „TOOL CALL“. following conditions: • All cabin doors as well as the magazine door are To achieve optimum tool changing times, the tools can be prepared via command „TOOL DEF“.
  • Page 69 4.1.5 Operation of the Tool Changer TOOL CALL 0 Flag area M 1000 - M 1007, contains the current position of the magazine. A tool in the spindle or in the tool gripper will be Flag area M 1008 - M 1015, returned into the magazine by entering command indicates whether and which tool is in gripper 1.
  • Page 70 4.1.5 Operation of the Tool Changer KundHelp file D902KU.HLP Activate Functions You have the following possibilities for the automatic The functions # 40/# 41/# 42 can only be activated overtravelling: with closed cabin. Example: # 40 SWIVEL ARM BACKWARD AUTO Function # 40 has been activated.
  • Page 71 4.1.5 Operation of the Tool Changer Passing over the reference points with unfavourable tool changer position after switching the main switch on. Reference points need to be passed over, with tool changer positioned close to the spindle. Message TNC Message TNC RETRACT GRIPPER ARM "TOOL CHANGER UNIT DOWN"...

  • Page 72: Rigid Clamping Table

    4.2 Rigid Clamping Table 4.2.1. Application and Means of Operation The rigid clamping table provides an area of 900 x If the rigid clamping table is not required for an 458 mm. extended period (e.g. weekend, holidays, etc.) clean the table thoroughly to remove dirt and swarf, and With this large clamping area and a maximum load- wipe the table surface vigorously with a clean, oil- carrying capability of 500 kg, the processing of very...
  • Page 73 4.2.2 14 H7 4.2.2 Technical Details Clamping area 900 x 458 mm Table weight 275 kg Maximum load carrying capability of table 500 kg Number of T-grooves T-groove spacing 63 mm T-groove width 14 H 7 4-11...
  • Page 74 4.2.2 0 - 450 (18 - 468) ca. 470 14 H7 ca. 75 ca. 245 4-12...

  • Page 75: Rigid Clamping Table

    4.2.3 Attachment and removal of the rigid clamping table 4.2.3 Attachment and removal Attachment of the rigid clamping table Removal of the rigid clamping table To attach the rigid clamping table to the machine The removal takes place in reverse order. proceed as follows: After removal of the table treat all blank surfaces of •...

  • Page 76: Universal Clamping Table

    4.3 Universal clamping table 4.3 Universal clamping table The tilting range for the laterally flattened clamping plate is 15° from the machine and 45° towards the machine and 15° and 30° for the round clamping 4.3.1 Usage and function plate. The universal clamping table offers four functions in Draw chucks in different sizes or a vertical arbor one table.

  • Page 77: Universal Clamping Table

    4.3.2 Technical Data 32H7 4.3.2 Technical Data Universal clamping table with encoder No. 103.31V12 Universal clamping table with table plate Ø 650 x With worm gear 395 mm, No. 103.14V04 (Basic version) Total transmission ratio 1 : 90 Clamping surface Ø...
  • Page 78 4.3.2 Technical Data 0 - 450 (18 - 468) Ø 650 Ø 420 ca. 75 4-16...

  • Page 79: Universal Clamping Table

    4.3.3 Attachment and removal of the universal clamping table 4.3.3 Attachment and removal Attachment of the universal clamping table Removal of the universal clamping table To attach the universal clamping table to the machine, The removal takes place in reverse order. proceed as follows: After removal of the table treat all blank surfaces of •...
  • Page 80 4.3.4 Changing the Table Plate 4.3.4 Changing the Table Plate The universal clamping table can be equipped with two different table plates. To change the table plate, proceed as follows: Remove Table Plate Attaching the Table Plate • Loosen the two holding bolts M 12 [1] on the table plate.
  • Page 81 4.3.5 Operation - Universal Clamping Table 4.3.5 Operation- Universal clamping table • Turn the universal clamping table into the desired angular position (+/- 30°) by means of the hand Turning the Table Plate crank. • Loosen the four holding bolts [1] beneath the table •...
  • Page 82 4.3.5 Operation - Universal Clamping Table Further equipment for the universal clamping table: SK 40 holder The universal clamping table has a SK 40 holder in its centre which can be used after removal of the table. The SK-40 shafts can be clamped with the hand crank [6] via the fixing device [10] for the SK 40 holder (tips for arbor holder, draw chuck, clamping piers, mandrels etc.).
  • Page 83 4.4 NC - Rotary Table 4.4 NC-Rotary Table 4.4.1 Use and Method of Operation Check that the workpiece, fixtures and clamping The NC-rotary table, makes a fourth operating axis devices are level. Possible indentations or burrs available for four-sided and complex machining must be smoothed out using a file or an oilstone in operations such as barrel cams, helixes, etc.
  • Page 84 4.4 NC - Rotary Table 1 - 500 mm diameter clamping plate 2 - 650 mm diameter clamping plate 4-22...
  • Page 85 4.4.2 Technical Data Table Plates: 4.4.2 Technical Data • 500 mm diameter clamping plate NC-rotary table with 500 mm Ø plate (delivered as standard feature) No. 106.25 V11 (standard version) Clamping area: 500 mm Ø Centre bore 32 mm Ø, H6/ 20 mm depth T-grooves: Hydromechanical clamping of Number/ spacing/ width...
  • Page 86 4.4.2 Technical Data 0 - 450 (18 - 468) (415) Ø 500 Ø 32 ca. 75 Table plate Dimension A min. Dimension A max. Ø 500 mm 102 mm 583 mm Ø 650 mm 102 mm 578 mm 4-24...

  • Page 87: Nc-Rotary Table

    4.4.3 • Insert the protective tube into the respective 4.4.3 Attachment and Removal of the opening. NC-Rotary Table • Plug the two hydraulic hoses into the connectors Attachment of the NC-Rotary Table [8]and [9]. In order to attach the NC-rotary tabel to the machine •...
  • Page 88 4.4.3 dial in key number 95148. • Press key „Mod“ [5] and select via the softkey [6] the table of the user parameters. • You are now in the table of the machine parameters. The table of the user parameters will now be shown on the screen.
  • Page 89 4.4.4 4.4.4 Changing the Table Plate The NC-rotary table can be equipped with any of • Loosen the 8 holding bolts [7] (M 12) in the upper surface of the table plate and remove them. two different table plates. In order to change the table plate, proceed as follows: •...
  • Page 90 4.4.4 Attaching the Table Plate • Clean the supporting surfaces thoroughly to remove dirt and swarf. • Place the table plate carefully on the NC-rotary table base. • Set the plate at the zero position, unscrew the holding bolts [7] and insert the cylindrical pins [6] in the locating holes.
  • Page 91 4.4.5 1 - Cover plate 2 - Recess 3 - Taper pin 4 - Hand crank 4-29...
  • Page 92 4.4.5 4.4.5 Operation - NC-Rotary Table Tilting the Table • In order to tilt the NC-rotary table, first remove the cover plate [1]. • In order to prevent dirt and swarf getting between the two plates, the recess [2] must be thoroughly cleaned before swivelling.

  • Page 93: Three-D Probe

     4.6 Three-D Probe Note In combination with a 3-D probe, the controls can After the measuring operation the wire touch probe register the most diverse workpiece positions. needs to be taken out of the spindle and inserted The following configuration is offered: into it’s holder on the side of the control panel, to •...
  • Page 94 4.7 Swarf Conveyor A swarf conveyor for continuous swarf removal is If necessary, the swarf conveyor can also be switched available as an option for this HERMLE UWF. on and off with keys [1] and [2] at the operator controls.
  • Page 95 4.8 NC-Precision Dividing Head 4.8.1. Application and Means of Operation A fourth operating axis is made available by the NC- Precision dividing head for such four-sided and complex work operations as the production of barrel cams, helixes, helical gearing, etc. Carefully clean the table surface and the clamping grooves before clamping.
  • Page 96 4.8.2 Technical Data 4.8.2 Technical Data RW/NC-125 RW/NC - 160 Maximum width of the centres 479 mm 499 mm Height of the centres 125 mm 160 mm Centering shoulder / Height Ø 60 mm / 3 mm Ø 95 mm / 3 mm Through bore 30 mm 60 mm...
  • Page 97 4.8 NC-Precision Dividing Head 4.8.3 Attachment and Removal of the NC opening. Precision Dividing Head • Plug the hydraulic hose into the connector [9] . • Plug the pneumatic hose into the connector [14] . Attachment of the NC Dividing Head •...
  • Page 98 4.8 NC-Precision Dividing Head • To achieve this, select the programming mode by • Press the key "Mod" [5] and select the table of the pressing key [4], then press key "Mod" [5] and dial user parameters via the softkey [6] . in the key number 95148.
  • Page 99 4.8 NC-Precision Dividing Head 4.8.4 Clamping Measurements- NC-Precision Dividing Head RW/NC - 125 Stroke quill = 40 Tailstock (accessory) Dividing head with vertical dividing axis Face plate (accessory) 4-37...
  • Page 100 4.8.4 Clamping Measurements- NC-Precision Dividing Head RW/NC - 160 Stroke quill = 40 Tailstock (accessory) Dividing head with vertical dividing axis Face plate (accessory) 4-38...

  • Page 101: Internal Coolant Supply Through Spindle

    4.9 Internal Coolant Supply through Spindle 4.9 Internal Coolant Supply when the coolant tank is approx. 2/3 filled. The pump forwards the coolant lubricant into the gravity filter through Spindle band unit until the float switch switches off. The coolant lubricant container of the UWF is positioned under the cabin.
  • Page 102 Possible causes of faults and measures to deal with them are detailed in the tables in section 6. The phone numbers of the HERMLE Service Department can be found in the pocket on the reverse side of the front cover.
  • Page 103 5.2 Maintenance Plan 5.2 Maintenance Plan 4, 5 6, 8 Return sieve Guideway stripper, Y-axis Cooling-Lubricant tank Main spindle Protective spiral, Z-axis Bevel gear lubrication - vertical milling head Hydraulic unit 10 NC-rotary table (not shown) Oil circulatory lubrication system 12 Vertical milling head Tool clamping system...
  • Page 104 5.2 Maintenance Plan 5.2 Maintenance Plan Daily or after every 8 Operating Hours Maintenance Item Details: Page cooling-lubricant unit - clean return sieve 5-16 cooling-lubricant unit - monitor cooling lubricant level 5-16 bevel gear lubrication - vertical milling head: monitor oil level 5-19 hydraulic unit - monitor hydraulic fluid level 5-20...
  • Page 105 - check holding force and positioning, or have this performed by HERMLE service staff Recirculating oil cooling system - clean oil-air-radiator thoroughly 5-22...
  • Page 106 5.2 Maintenance Plan Annually or after every 2000 Operating Hours Maintenance Item Details: Page NC-rotary table - oil change 5-12 NC-rotary table - check toothed belt, replace if necessary 5-13 bevel gear lubrication - vertical milling head - oil change 5-19 hydraulic unit - change hydraulic fluid 5-20...
  • Page 107 5.3 Lubrication Plan 5.3 Lubrication Plan 1, 2, 4, 6 Lubrication Point Lubricant Details: Page central lubrication system CG 68 5-8 / 5-21 circulatory lubrication system CLP 68 5-7 / 5-22 vertical milling head CLP 150 5-9 / 5-19 hydraulic power pack HLP 46 5-11 / 5-20 NC-rotary table (not shown)
  • Page 108 We can only guarantee the high accuracy of our operating conditions be used. The brand of oil machines when that lubricant chosen for the chosen for the initial lubrication in the HERMLE initial filling is used. factory (Mobil) has shown itself to be suitable for use with our machines.
  • Page 109 5.4 Selection of Lubricants 5.4.2 Central Lubrication System We recommend the use of lubricating oil DIN 51517 T1-C 68 or DIN 8659 T2-CG 68. Brand Type of Oil Initial Filling ARAL Aral Deganit BW 68 ADDINOL Addinol XG 68 BP Maccurat 68 D / BP Energol HP - C 68 CASTROL Magnaglide D 68 ELF Moglia 68...
  • Page 110 5.4 Selection of Lubricants 5.4.3 Bevel Gear Lubrication - Vertical Milling Head We recommend the use of lubricating oil DIN 51517 T3 - CLP 150 Brand Type of Oil Initial Filling ARAL Aral Degol BG 150 ADDINOL Addinol CLP 150 BP Energol GR - XP 150 CASTROL Alpha SP 150...
  • Page 111 5.4 Selection of Lubricants 5.4.4 NC-Rotary Table We recommend the use of lubricating oil 220 or PG 220. Brand Type of Oil Initial Filling ARAL Aral Degol GS 220 ADDINOL Addinol PGL 220 / Addinol PG 220 BP SGR - XP 220 CASTROL ESSO HOUGHTON...
  • Page 112 5.4 Selection of Lubricants 5.4.5 Hydraulic Fluid We recommend the use of lubricating oil DIN 51524 T2 - HLP 46 or HM 46. Brand Type of Oil Initial Filling ARAL Aral Vitam GT 46 / Aral Vitam DE 46 ADDINOL Addinol HLP 46 / Addinol HLPD 46 BP Energol HLP - D 46 / Energol HLP 46 CASTROL...
  • Page 113 5.5 Maintenance of the NC-Rotary Table 5.5 Maintenance of the Oil Change NC-Rotary Table The oil in the NC-rotary table is to be changed after every 2000 operating hours, or after one year General Information at the latest. Remove the drainage screw [3] and let the used oil The NC-rotary table requires little maintenance and run off into a suitable container.
  • Page 114 5.5 Maintenance of the NC-Rotary Table • Remove both side covering plates [6]. The Changing the Toothed Belt clamping jaws are located under these plates. The NC-rotary table’s toothed belt must be • Remove the four hexagonal screws [8] changed if damaged. (13 mm wrench) on each side and remove the clamping jaws [7] from the holder [9].
  • Page 115 The which are no longer in use after a tool phone numbers of the HERMLE Service Depart- change are immediately cleaned and covered ment can be found in the pocket on the reverse side with grease.
  • Page 116 The X- and Z-axis strippers can only be changed by The guideways of the Y-axis cannot be protected by HERMLE service personnel. such measures, and so the guideway strippers of this axis suffer greatly from wear.
  • Page 117 Selection of Cooling-Lubricant manufacturer, due to the evaporation and the concentration of the lubricant for the slide ways. After The HERMLE UWF’s cooling-lubricant system is the weekends, suck off or ladle out the depositions on fundamentally suited to all types of cooling-lubricant the slide ways.
  • Page 118 5.9 Maintenance of the Cooling-Lubricant Unit Maintenance Dealing with Cooling-Lubricants Regularly check the concentration, bacteria count, The aggressive components in cooling-lubricants pH-value and solids content of the emulsion. can cause allergies and skin problems. However, by Appropriate measuring instruments (refractrometers, adhering to the following advice, these can emulsion test equipment, bacteria count indicators, normally be avoided.
  • Page 119 5.10 Maintenance of the Heat-Exchanging Unit 5.10 Maintenance of the Heat-Exchanging Unit The heat-exchanging unit needs to be cleaned monthly or, depending on the grade of deterioration of the surrounding air, more often. Unscrew the 6 holding screws [1] and take off the cover [2].
  • Page 120 5.11 Bevel Gear Lubrication - Vertical Milling Head 5.11 Bevel Gear Lubrication - Vertical Milling Head Monitoring Oil Change Check the bevel gear lubricating oil level daily. Carry out an oil change every year or after approx. 2000 operating hours. The oil-level indicator is located on the right-hand side of the vertical milling head [1].
  • Page 121 5.12 Maintenance of the Hydraulic Power Pack 5.12 Maintenance of the Hydraulic Power Pack Topping up with Hydraulic Fluid Changing the Hydraulic Oil Check the level of hydraulic fluid daily. Change the hydraulic oil yearly or every 2000 hours. • Remove the oil draining screw [4] on the front side There is a level indicating glass [2] on the front side of the unit and drain the used oil.
  • Page 122 5.12 Maintenance of the Hydraulic Power Pack Changing the Oil Filter The oil filter of the hydraulic power pack needs to be exchanged every 6 months, at the latest after 1200 hours. Before commencing maintenance work on the hydraulic power pack, switch off the machine with the main switch and turn the pressure reduction valve [1] counter clock wise, in order to reduce the pressure in the hydraulic system.
  • Page 123 5.13 Maintenance of the Central Lubrication System 5.14 Maintenance of the Circulatory 5.13 Maintenance of the Central Lubrication System Lubrication System The circulatory lubrication system supplies the Topping up with Lubricating Oil drive with lubricant and carries off heat from the vertical milling head.
  • Page 124 5.14 Maintenance of the Circulatory Lubrication System • The heat valve [6] has been set to 18° in the factory • Hold the woven lose in the collecting container. and must not be changed. • To pump out the used oil, switch on the main spindle •...
  • Page 125 5.15 Rigid Clamping Table Maintenance 5.16 Universal Table Maintenance 5.15 Rigid Clamping Table Maintenance The universal table requires little care or maintenance. The rigid clamping table requires little care or maintenance. Care of the Table Surface Care of the Table Surface If the universal table is not required for an extended period (e.g.
  • Page 126 5.18 Removal Feed Motor (Z-Axis) Caution! Before removing the feed motor or the toothed belt secure the cross slide rest! Pay attention to the operating manual ! 5.18 Removal of the Feed Motor (Z-Axis) When doing repair work at the feed motor and/or at the toothed belt (Z-axis) absolutely secure the cross slide rest against falling down.
  • Page 127 5.19 Service unit 5.19 Service unit • In order to refill new oil, remove the oil charging The service unit regulates and maintains the required screw (6) and top up with oil according to our compressed air, which is supplied by a compressor lubrication recommendation.
  • Page 128 6. Malfunctions 6.1 Malfunctions Spindle Slide Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: Spindle drive overloaded Press EMERGANCY STOP and start SPINDLE REGULATOR or defective. up the control unit again. DEFECTIVE In case the message appears again, call our Service Department. Screen Display: Spindle motor is overloaded.
  • Page 129 6. Malfunction 6.2 Malfunction UTC 34 Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: Tool changer flap cannot be Drive X-axis free in plus direction. X-POSITION ! opened manually. Screen Display: Y-position not correct for Position Y-axis. Y-POSITION ! Help function. Screen Display: The tool changer arm cannot Position Z-axis.
  • Page 130 6. Malfunction Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: Opening of the magazine door Close magazine door / activate SEQUENCE INTERRUPT during TOOL CALL/TOOL DEF. NC-Start, sequence is continued. PUSH NC-START Tool sould be returned, locking of cabin 1/2 open. Screen Display: Pneumatic look-up missing.
  • Page 131 6. Malfunctions 6.3 Malfunction Magazine Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: No tool at selected magazine Open magazine door, insert tool LOADING STATION place. in selected magazine place and IS NOT OCCUPIED close door. See chapter 4. Screen Display: Tool can not be stored in the Open magezine door, take tool UNLOADING STATION magazine at the defined place.
  • Page 132 6. Malfunctions 6.4 Miscellaneous Malfunctions Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: NC-Start activated with Open and close cabin. Press NC-Start. CLOSE CABIN 1 cabin not closed correctly. (Close side doors). CLOSE CABIN 2 Screen Display: Control loops are not closed Close cabin or press acceptance key.
  • Page 133 6. Malfunction Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: Key open cabin has been Wait until the process is completed. PLEASE WAIT activated during a tool should be picked up or returned. Screen Display: Although a tool has already Press Int. Stop. TOOL DEF 2 X been prepared, a new tool has MDI TOOL CALL 0.
  • Page 134 6. Malfunction Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: M25 has been keyed in. If needed dial in M26. In cases where CLAMPING AXIS 4. NC-rotary table has not been a clamping of the table is not needed, IS OFF clamped after rotating. the NC-rotary table can be used without clamping.
  • Page 135 6. Malfunction Malfunction/ Cause/Result Countermeasure/Remedy Procedure/Display Screen Display: Set key-operated switch to Set key operated switch to production. POSITON KEY- mode PGM-automatic mode of OPERATED SWITCH operation -> NC-Start. Screen Display: Mains error/ 1 phase missing. EMERGENCY-OFF ->mains switch FAULT E/R MODUL General error E/R.

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