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SJ 

24 

15 

HYDRAULIC  WHEEL  DRESSING  ATTACHMENT 

The  over-the-wheel  dresser  (optional  equipment)  is  mounted  on 

the  top  of  the  wheel  guard  and  permits  dressing  of  wheel  with­

out  removing  the  work  from  the  chuck.  This  device  is  very  use­

ful  on  production  grinding  applications. 

53 

51 

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HOW  TO  USE  THE  "OVER-THE-WHEEL"  DRESSER 
Turn  table  speed  lever  (24)  to  blue  mark  position 

54 

Feed  the  diamond  across  the  wheel  face  by  turning  the  lever 

(51)  to  the  right. 

The  diamond  is  fed  down  vertically  by  means  of  the  knob  (52) 

calibrated  in  0,05  mm  (.002

11

increments  and  the  speed  by  which 

the  diamond  is  fed  across  the  wheel  face  is  adjusted  by  means 

of  the  knob  (53).  The  diamond  can  be  rotated  or  removed  by  loo­

sening  the  set  screw  (54)  shown  above. 

As  to  lubrication  of  the  wheel  dresser,  see  lubrication  chart 

page  16. 

By  irregular  movement  of  the  dresser,  clear  the  cylinder  of 

air  by  setting  the  knob(53)  at  max.  speed  and  let  the  piston 

bottom  5-6  times  in  inner  and  outer  position. 

Содержание SJ24

Страница 1: ...L SJ24 MACHINE Version 1GB Jakobsen Surface Grinders Fabriksvangen 15 DK 3550 Slangerup Denmark www jakobsen dk dk info jakobsen dk dk Telephone 45 36 77 62 22 Telefax 45 36 77 62 23 www muggler com i...

Страница 2: ...m of the packing case 2 Inspect the machine for broken or damaged parts 3 Remove the bolts attaching the machine to the bottom of the packing case LIFTING INSTRUCTIONS The machine should only be lifte...

Страница 3: ...SJ 24 LEVELlt JG SCREW L 5 400 I I I 1065 41 930 r I I I I I i r i J 3360 132 285 2A 7 I I I I I...

Страница 4: ...r is suitable provided it is strong enough to support the weight of the machine without vibration The Grinder should be as free as possible from vibrations set up by other equipment These outside vibr...

Страница 5: ...hand side of the oil tank to the centre of the oil level glass The capacity of the tank is approx 45 litres The lubricating oil is filled in the left hand side of the tank The tank contains approx 3 0...

Страница 6: ...SJ 24 4A e ot Q STOP 0...

Страница 7: ...of the main phases must be interchanged and all motors will then automatically have the correct direction of rotation DO NOT USE THE GRINDING WHEEL MOTOR FOR CONTROLLING THE DIRECTION OF ROTATION STA...

Страница 8: ...trip dogs de termines the length of table travel Adjust the position of each dog by pressing the button and sliding the dog along its track Locate the trip dogs so that the grinding wheel will contact...

Страница 9: ...itudinal table cylinder is cleared of air by moving the trip dogs out in their extreme position and let the table bottom 5 6 times at each end at a very low speed Whenever the motions become jerky or...

Страница 10: ...24 36 25 6A Set the crossfeed trip dogs 35 for the desired total saddle travel in each direction The saddle will automatically re verse when the crossfeed re versing lever 36 contacts the trip dogs 32...

Страница 11: ...MEMBER TO TURN THE INNER HANDHHEEL 33 OUT OF ENGAGEMENT FULLY ANTICLOCKWISE AGAIN BEFORE THE HYDRAULIC MOVEMENT IS STARTED AGAIN THE CROSS MOVEMENT _ I L_ J Q_0_ 7 21 Hydraulic intermittent cross feed...

Страница 12: ...SJ 24 7A...

Страница 13: ...id crossfeed leave the pump running when changing again to hydraulic cross feed the cross saddle must manually be turned to i1S inside position whereafter the saddle can be moved outwards hydraulical...

Страница 14: ...SJ 24 42 43 SA I 45 i6...

Страница 15: ...e scale knob at zero If it is desired to grind off a total of 0 5 mm 0025 auto matically set the scaleknob 41 on 0 4 02 in and the re maining 0 1 mm 005 by means of the adjustable dial 43 as mentioned...

Страница 16: ...his position is for plunge grind ing only Saddle Locking Device The locking of the cross saddle Optional equiprent is nade by turning lever Z to the left When the desired placing of the cross saddle i...

Страница 17: ...ight until the required feed is obtained FOR GOOD DRESSING IT IS ESSENTIAL THAT THE DIAMOND IS SHARP SO ABRASIVE GRAINS HILL BE COMPLETELY FRACTURED AND PROJECT FROI1 JHEEL BOl D Instructions for the...

Страница 18: ...rface up Use table clamps this time 6 Grind top surface until it is flat The final cut should be at 0 004 mm C 0002 in downfeed and 20 mm 80 in crossfeed GRINDING INSTRUCTIONS In surface grinding the...

Страница 19: ...n chal t1 page 16 al e l Wlning in permanently gNased sealed bearings They sho d be lubl icated only when fal ts are disassembled fol overhaul This includes the wheel spindle ELECTROMAGNETIC CHUCK The...

Страница 20: ...N 2 C V _ C Abrichter Je monat 0 a D C u lj 0 ll I ll E I I Dresseur Par mois LL Ve tikalforinger N 0 T N 0 u CD 24 3 Vertical ways 0 _o L lj lj N 2 C V J C Vertikalfuhrungen 0 a D C u I lj I 0 lj lj...

Страница 21: ...iamond across the wheel face by turning the lever 51 to the right The diamond is fed down vertically by means of the knob 52 calibrated in 0 05 mm 00211 increments and the speed by which the diamond i...

Страница 22: ...SJ 24 HYDRAUUSK SYSTEM HYDRAULIC SYSTEM HYDRAULISCHES SYSTEM SYSTEME HYDRAULIQUE 2087 __ T _t _ 414 LJJ 1 I I I I I s1 t 5i c 331 16...

Страница 23: ...avel Runout of spindle radial Runout of spindle axial Grinding spindle parallel to table Measured at 180 swivelling Arm 100 mm 4 Grinding spindle at right angles to the T grooves of table Measured at...

Страница 24: ...r I1 1 1 Inl J JIL b I d i I IiiF I J 1 1 I l Elektromotorer Electrical motors Elektromotoren lectromoteurs Spi ending Frekvens Voltage V Frequenzy Hz Spannung Frequenz Voltage Frequence HK HP omdr mi...

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