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Knuth VHF3 Operating Instructions Manual

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OPERATING
INSTRUCTIONS
VHF3
Part No.: 301410

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  • Page 1 OPERATING INSTRUCTIONS VHF3 Part No.: 301410...
  • Page 2 Machine Tools OPERATING INSTRUCTIONS Security instruction Operation manual For your own security read the operation manual before starting the machine. The operation manual should be kept in a secure place. You should know about how to handle the machine, it’s limits and it’s specific dangers. Keep your working place clean Disorder on your working place will result in danger.
  • Page 3 Machine Tools OPERATING INSTRUCTIONS Unplug the machine If you don’t use and while servicing the machine pull off the power supply plug. This is necessary because the machine should not run unintentionally and to protect you from electric shock. Beware of unintentional run Confirm that the main power switch is off while you plug in the power supply plug.
  • Page 4 Machine Tools OPERATING INSTRUCTIONS Never use the machine under influence of alcohol, medicaments or drugs Danger of fire Don’t use highly inflammable fluids. VHF 3...

  • Page 5: Table Of Contents

    Machine Tools OPERATING INSTRUCTIONS WARNING ........................6 GENERAL ........................8 OPERATION ........................8 ............... 9 HREE MODES OF THE SPINDLE SLEEVE FEED . 1) .................... 10 ABLE FEED SEE FIG ....................10 ABLE CROSS FEED ......................... 10 ................11 ERTICAL MOVEMENT OF THE KNEE TRANSMISSION SYSTEM ..................
  • Page 6 Machine Tools OPERATING INSTRUCTIONS VHF 3...

  • Page 7: Warning

    Machine Tools OPERATING INSTRUCTIONS WARNING 1. Read and understand the entire instruction manual before operating the machine. 2. Always wear approved safety glasses / face shields while using the machine. 3. Make certain the machine is properly grounded. 4. Before operating the machine, remove tie, rings, watches, other jewelry, and keep the sleeves and the edges of the work uniform tight.

  • Page 8: General

    Machine Tools OPERATING INSTRUCTIONS 1 GENERAL The milling machine is a general metal-cutting machine tool, it is an ideal equipment for apparatus, manufacture, mold, construction ornament and so on. The machine consists of body, knee, worktable, main transmission structure, feed box, ram, coolant, lubrication, electric apparatus etc.

  • Page 9: Three Modes Of The Spindle Sleeve Feed

    Machine Tools OPERATING INSTRUCTIONS 2 Check whether lock structure has been loosened before starting the machine, and whether vertical movement of spindle sleeve and electrical equipment are normal, whether grounding wire is correct and reliable. 2.1 Three modes of the spindle sleeve feed 1) a.

  • Page 10: Knee

    Machine Tools OPERATING INSTRUCTIONS First, make sure handle (5) loose, then turn long handle bar (4). It can realize the manual feed. 2) Before starting the spindle, should check whether the handle (6) locates in the position opposite to the fig. 1, and whether spindle sleeve is loose, otherwise don't start machine.

  • Page 11: Vertical Movement Of The Knee

    Machine Tools OPERATING INSTRUCTIONS 2.5 Vertical movement of the knee Install automatic lifting and lowering structure on the left of the knee. The travel of vertical movement of the knee is limited by travel switches that locate at the top and the bottom of the column 1).

  • Page 12: Transmission System

    Machine Tools OPERATING INSTRUCTIONS 3 TRANSMISSION SYSTEM (see Fig. 1) 1 Main transmission system 1). Vertical spindle: Power is passed to the spindle through sliding gears. 2). Horizontal spindle: Horizontal spindle is driven by the motor, through belt pulley and gears to horizontal spindle, so horizontal spindle obtain 12 steps rotated speed. 2.

  • Page 13: Main Parameter

    Machine Tools OPERATING INSTRUCTIONS 4 MAIN PARAMETER Main parameter Specification Parameter Max. manual drilling dia. Ø 50mm (1-31/32") (castiron) Ø 12mm (15/32") (cast iron); Max. automatic drilling dia. Ø 10mm (25/64") (steel) Max. vertical milling dia. Ø 25mm (63/64") Spindle taper 7:24 ISO40 8 setps ( vertical)
  • Page 14 Machine Tools OPERATING INSTRUCTIONS Sound level data (establishment. 89/392/EEC) In conformity with clause (1.7.4.f) of attachment 1 from the directive for safety of the industry equipment 89/392/EEC we declare the measured noise values at work with the machine as less or equal than 82 dB(A). VHF 3...

  • Page 15: Bearing List

    Machine Tools OPERATING INSTRUCTIONS 5 BEARING LIST 5.1 Vertical and horizontal spindles (see Fig. 3) Name Model Qty. bearing 32012/P5 bearing 7008AC/P5 bearing 16009/P6 bearing 6208-Z/P6 bearing 6305/P6 bearing 6204/P6 bearing 6304/P6 bearing 6004-Z/P6 bearing 61908-RZ/P6 bearing 6005-Z/P6 bearing 6004-Z/P6 bearing 51105 bearing...
  • Page 16 Machine Tools OPERATING INSTRUCTIONS 5.2 Table part (see Fig.4) Name Model Size Qty. bearing 61901 12X24X6 bearing 32005 25X47X15 bearing 6004-2RZ 20X42X12 bearing 6005-2RZ 25x47X12 bearing 6004 20X42X12 bearing 61904-2RZ 20X37X9 bearing 6206 30X62X16 bearing 7204C-Z 20X47X14 bearing 61904-2RZ 20X31X9 bearing 6204-Z 20X47X14...

  • Page 17: Adjustment

    Machine Tools OPERATING INSTRUCTIONS 6 ADJUSTMENT 1 Adjustment for longitudinal, cross guideways gibs of the table a. Longitudinal gib adjustment: First, loosen screw (1) on the small end of gib, then adjust screw (2) on the big end of the gib to proper position, then tighten screw (1) properly. (see Fig.5 a). b.

  • Page 18: Coolant And Lubrication

    Machine Tools OPERATING INSTRUCTIONS 7 COOLANT AND LUBRICATION 1 The cooling pump's flow is 25L/minute. Coolant is sent to nozzle through cooling pipe, coolant is forcibly sprayed to processing workpiece by a cooling pump. User may adjust valve to control coolant's flow to spray coolant to cutting area exactly.
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  • Page 26: Transportation, Installation And Trial Run

    Machine Tools OPERATING INSTRUCTIONS 8 TRANSPORTATION, INSTALLATION AND TRIAL RUN 1) Transportation Must comply with outer sign of packing box to lift or lower machine. Any impact or vibration is prohibited. Must open box carefully, otherwise scratch the machine surface paint. After opening box, check all the accessories according to the packing list, check if there is any damage to each hand lever, handle or other protruding parts.
  • Page 27 Machine Tools OPERATING INSTRUCTIONS 2. We are responsible for maintaining, returning and changing the products if machines damaged or unable to work under the correct transportation, installation, adjustments, maintenance and operation within one year after receiving the products. 3. We are not responsible for the problem if user makes bold to disassemble and repair machine to cause.
  • Page 28 Machine Tools OPERATING INSTRUCTIONS 8.1 Controls Figure 7: Console field with X.Pos Plus position indicator Pos. 7 Pos. 8 Pos. 9 Pos. 10 Pos. 1 Pos. 11 Pos. 12 Pos. 2 Pos. 13 Pos. 3 Pos. 4 Pos. 5 Pos. 6 Pos.
  • Page 29 Machine Tools OPERATING INSTRUCTIONS turn it in clockwise direction. After every emergency stop the command must be quitted with the help of the Reset button (Pos. 6). Pos. 6: Reset button (POWER) With the help of this button, you can put on the drives. At the same time, pressing that button will quit the emergency stop.

  • Page 30: Machine Maintenance

    Machine Tools OPERATING INSTRUCTIONS 9 MACHINE MAINTENANCE 1. Must pour lubricant to lubricating parts daily before operating the machine. 2. Check gear box's oil quantity daily and if the oil is lower than oil sign, then add lubricant. 3. After finishing the work, please clean the worktable and each lead screw, and add a little machine oil.

  • Page 31: Maintenance Plan

    Machine Tools OPERATING INSTRUCTIONS 9.1 Maintenance plan Machine part Task Interval Central greasing Activate central greasing After 40 running hours Backflow of cooling agent Clean draining lattices After 40 running hours Clean tank, replace Cooling unit After 500 running hours cooling liquid Visual check, clean if Ball screw...

  • Page 32: Simple Malfunction And Obviation

    Machine Tools OPERATING INSTRUCTIONS 10 SIMPLE MALFUNCTION AND OBVIATION 1. When the radial, runout of spindle is too big with noise, please adjust round locknut on the spindle to eliminate big clearance. 2. Check whether gib is loose, whether lubricating effect of ways surface is good, adjust gib and add oil.

  • Page 33: Electrical System

    Machine Tools OPERATING INSTRUCTIONS 11 ELECTRICAL SYSTEM Please refer to electrical principle diagram and electrical parts list first. 1. The power supply: 380V±10%, AC 50±1Hz, 3PH. To switch on /off the machine by pressing the power source switch QS. Before connecting, and check whether outer power supply is the same with required power source of the machine, and make sure the grounding wire is right and reliable.
  • Page 34 Machine Tools OPERATING INSTRUCTIONS Must loosen crank when the table automatically lifts or lowers. The table does not automatically lift or lower when lockhandle is locked. Lifting and lowering direction is consistent with control panel instruction. Otherwise, travel switch loses effect. b.

  • Page 35: Electrical List And Electrical Diagram

    Machine Tools OPERATING INSTRUCTIONS 11.1 Electrical list and electrical diagram. Legend Name Specification Qty. Rem. SB2 SB3 Push button LA42P-01/R "S" SB10 Push button LA42P-11/W "S" SB4, SB5, Push button LA42P-11/G "S" SB11, SB12 SB6, SB7 Push button LA42P-11/W "S" SB13 Push button LA42TD-10/AC24VG...
  • Page 36 Machine Tools OPERATING INSTRUCTIONS Legend Name Specification Qty. Rem. Three-phase Y100L—4 3PH 380V/50HZ asynchronous motor 2.2KW V1 Three-phase Y100L- 4 3PH 380V/50HZ asynchronous motor 2.2KW B3 Three-phase Y2-712-2 3PH 380V/50HZ asynchronous motor 550W B5 Coolant pump AB-25 3PH380V/50HZ 90W Three-phase Y90S-6 3PH 380V/50HZ 750W asynchronous motor Protected finger (red,...
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  • Page 39: Spare Parts

    Machine Tools OPERATING INSTRUCTIONS Spare Parts VHF 3...
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  • Page 53 Machine Tools OPERATING INSTRUCTIONS Feeding box part VHF 3...
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  • Page 56 Machine Tools OPERATING INSTRUCTIONS Name 04001 Feeding box 04002 Oil plug 04003 A10(M16×1.5) Oil scale 04004 Cover board 04005 Spacer 04006 M6×12 Hex. socket head bolt 04007 8 Spring washer 04008 M8×25 Bolt 04009 Motor 04010 Protector 04011 M5×8 Cross recessed pan head screw 04012 M12×60 Grip 04013...
  • Page 57 Machine Tools OPERATING INSTRUCTIONS Name 04030 020×016.2×1.5 Copper backing 04031 M16×1.5 Oil plug 04032 Spacer 04033 Cover board 04034 Block 04035 M6×22 Hex. socket head bolt 04036 Name plate 04037 M2.5×6 Cross recessed pan head screw 04038 M6×6 Setscrew with slotted flat end 04039 Plug 04040...
  • Page 58 Machine Tools OPERATING INSTRUCTIONS Name 04059 Positioning ring 04060 6 Steel ball 04061 Spacer 04062 Worm wheel 04063 Collar 04064 Retaining ring 04065 Gear 04066 Retaining ring 04067 M6× 12 Setscrew with slotted taper end 04068 01×130 Iron wire 04069 Retaining ring 04070 Gear...
  • Page 59 Machine Tools OPERATING INSTRUCTIONS Name 04088 Gear 04089 1×5×12 Pressure spring 04090 8×14 Flat key 04091 Gear 04092 Gear 04093 Gear 04094 Spline shaft 04095 Bearing cap 04096 46.2×1.8 O-Ring 04097 Gear 04098 6006-Z Bearing 04099 FB3047 Joint ring 04100 47 Retaining ring for hole 04101 69×2.65 O-Ring...
  • Page 60 Machine Tools OPERATING INSTRUCTIONS Name 04117 Bush 04118 Shaft 04119 Shifting fork 04120 Bush 04121 Shaft 04122 Shifting fork 04123 Shaft 04124 8×25 Flat key 04125 5×16 Flat key 04126 Gear 04127 Bush 04128 Bearing house 04129 A6×26 Taper pin 04130 Spacer 04131...
  • Page 61 (for KNUTH only) You would assist us grately in this matter. Yours sincerely, KNUTH Werkzeugmaschinen GmbH KNUTH - Customer-No. ____________________________________ Company __________________________________________________________________________ Adress __________________________________________________________________________ __________________________________________________________________________ Your personally name __________________________________________________________________________ Phone-No.

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