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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