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Designation
Tombstone fixture
Form
B
Version 1
4 sides
Version 2
with grid holes
Body material
GJL300
D1=Thread
M16
D2=Internal diameter
20
D3=Fastening hole
M16
D4=Fastening hole
M12
D5=Thread
M16
D=Reamed hole
16
H=Height
750
L=Length
500
N=Number of grid holes
156
NB=No. across
12
NL=No. lengthwise
2
H1
50
L1
300
L2
400
L3
200
L5
250
L6
200
L7
75
L8
150
NB
12
NL
2

Description

Material
GJL 300.
Version
Support and mounting surfaces precision machined
Note
Grid spacing 50 ±0.02 mm.
Clamping towers with grid holes are used on horizontal machining centres.
The alphanumerically labelled grid holes mean that the clamping elements can be assigned in a defined manner in the event of repeat setups.
The clamping towers conform to machine tables for machine tools acc. to DIN 55201 and JIS6337-1980.
Please order locating pins for positioning subplates on machine tables acc. to DIN 55201 separately.
Please order protection plugs to plug unused grid holes separately.
Ring bolts for hoisting are supplied.
Other dimensions available on request.
On request
other dimensions.
Drawing reference
1) grid hole
2) hole for DIN 912 cap screw (D3/D4)
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