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ELEMENTS OF JIGS andELEMENTS OF JIGS and
FIXTURESFIXTURES
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ELEMENTSCAN BECATAGORIZED AS
LOCATING ELEMENTSLOCATING ELEMENTS
SUPPORTING ELEMENTSSUPPORTING ELEMENTS
CLAMPING ELEMENTSCLAMPING ELEMENTS
TOOL/CUTTER GUIDING ELEMENTSTOOL/CUTTER GUIDING ELEMENTS
TOOL/CUTTER SETTING ELEMENTSTOOL/CUTTER SETTING ELEMENTSMOUNTING BASESMOUNTING BASES
MISCELLANEOUSMISCELLANEOUS
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DRILL JIG
TOP PLATE
JIG BUSH
BASE PLATE
COMPONENT
WING NUT CLAMP
V - BLOCKSIDE CLAMP
LOCATING PLATE
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TOOL/CUTTER GUIDINGTOOL/CUTTER GUIDING
ELEMENTSELEMENTS
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JIG BUSHPURPOSE : TO GUIDE THE DRILL/
REAMER FOR MAKING ACCURAT HOLES
MATERIAL : HARDENABLE
STEEL
HARDNESS : 62- 65 HRC
IS STANDARD: IS 666-1972
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JIG BUSHES
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BUSHES ARE MAINLY USED FOR ?
Fit between Fixed Drill Bush I.D andFit between Fixed Drill Bush I.D andDrill F7/h8 while drillingDrill F7/h8 while drilling
Fit between Fixed Drill Bush O.D and JigFit between Fixed Drill Bush O.D and Jig
Plate is H7n6 whilePlate is H7n6 whiledrillingdrilling
SLIP DRILL BUSHES & SLIP REAM BUSHESSLIP DRILL BUSHES & SLIP REAM BUSHES
Fit between liner bush and Drill Slip Bush isFit between liner bush and Drill Slip Bush is
H7/g6 and H7/h6 respectivelyH7/g6 and H7/h6 respectively
* REAMERS* REAMERS
Fit between ea!ing Bush I.D andFit between ea!ing Bush I.D and
rea!er "7/!6 while rea!ingrea!er "7/!6 while rea!ing
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SUPPORTING ELEMENTSSUPPORTING ELEMENTS
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REST BUTTONS
MATERIAL : TOOL STEEL
HARDNESS : 56 - 5 HRC
PURPOSE:JOB TO BE RESTED ON JIG
BUTTONS
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1#
Contd., SUPPORTCYLINDERS
EDGE SUPPORTS
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JIG FEET ( Nee! "#e t$!ee J%& Feet'
PURPOSE : TO TRANSFER THE CUTTINGFORCES TO THE MACHINE TABLE.The Size of Jig Fee Sho!"# $e %o&eh'( he '$"e )"o )ize
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CLAMPING ELEMENTSCLAMPING ELEMENTS
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NURLED HEADSCRE)
S)I*EL SCRE)CLAMPS
+UIC ACTING SCRE)CLAMPS
PURPOSE
:TO RESISTTHECUTTINGFORCES TO
THE*ORKPIECE
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FUNCTIONING QUICK ACTING SCREW CLAMP
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HANDLES
MATERIAL : THERMO PLASTICS
& STEEL
HARDNESS : 5!-52 HRC
IS STANDARD : IS 279"
PURPOSE : EAS+ ,UICK ACTIONS OPEN /CLOSE
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+UARTER TURNSCRE)S
HALF TURNSCRE)S
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LE*ER HANDLE
THANDLE
PURPOSE : EAS+ ,UICK ACTIONS OPEN /CLOSE
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1!
CAM CLAMPS
DOUBLE CLAMP
SINGLE CLAMP
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1"
T BOLT
MATERIAL :STEEL
PURPOSE :TO CLAMP AN+JIG/FI-TURE TO MACHINE TABLE
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2#
)ASHERS
PURPOSE : FOR EAS+LOADING UNLOADING
S)ING C)ASHER
C )ASHER
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STRAP CLAMPS
MATERIAL : TOUGHENED
STEEL
PURPOSE : FOR HOLD THE *ORKPIECERIGIDL+
T0e) : STRAP CLAMPS SLOTTEDCLAMP
S*ING CLAMP CAM CLAMPS TOGGLE
CLAMPS
B E E
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S)ING CLAMPS DOUBLE ENDADJUSTIBLE STRAPCLAMP
CAMSTRAP CLAMP
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HOO CLAMP CAM EDGE CLAMP
GOOSENEC PLAINNOSE STRAP CLAMP
GGLE L MP
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TOGGLE CLAMPS
*ERTICAL
CLAMPING
HORIZONTALCLAMPING
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LOCATING ELEMENTSLOCATING ELEMENTS
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JIG BUTTON
MATERIAL : TOOL
STEEL
HARDNESS : 56 -5 HRC
PURPOSE : JOB TO BE RESTED
ON JIG BUTTONS
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CONICAL LOCATOR PINBULLET NOSE
DO)EL
LOCATING PINS
ADJUSTIBLELOCATOR PIN
PURPOSE: FOR LOCATION OF*ORKPIECES FOR PERFORMING AN+
OPERATIONS
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2!
DIAMOND - ROUND LOCATINGPIN
MATERIAL :
CASE HARDENING
STEEL
PURPOSE : LOCATES THEHOLE1S2 IN THE JOB
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2"
* BLOC
MATERIAL : HIGH
#UALIT$ STEEL OR
CASTIRON
PURPOSE : TO LOCATE3CENTRALISE
HOLD THE C+LINDRICAL *ORK PIECES
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3#
DO)EL PIN
MATERIAL :TOOL STEEL
HARDNESS : 5-6!
HRC
T%'()*+' %, D%' .
PURPOSE : TO ALIGNT*O PLATES INCORRECTPOSITION & LOCATION
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RECTANGULAR EYS/TENONS
PURPOSE : TO ALIGN JIG/FI-TURE
*ITHRESPECT TO THE MACHINE
SPINDLE
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MOUNTING BASESMOUNTING BASES
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JIG - FI0TURE BASES
MATERIAL : CAST IRON
STEEL
HARDNESS : -
IS STANDARD: IS 21!2-1962
PURPOSE: TO MOUNT THE JIG/FI-TUREELEMENTS
ANGLE TOOLING PLATES
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ANGLE TOOLING PLATES
ADJUST ANGLE TOOLINGPLATES
MODOLAR FI0URINGPLATES
PURPOSE: TO MOUNT THE JIG/FI-TUREELEMENTS
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MISCELLANEOUSMISCELLANEOUS
ELEMENTSELEMENTS
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LIFTING PIN
PURPOSE : TO LIFT HEA4+ TOOLS SETUPS
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EYE BOLT
PURPOSE : FOR EAS+ ACTION OF JIG
PLATE
HE0AGONAL SOCET HEAD CAP
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HE0AGONAL SOCET HEAD CAPSCRE) (ALLEN BOLT '
PURPOSE : TOASSEMBLE T*OPARTS/PLATES
TOGETHER
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