BIG KAISER High Performance Tooling Solutions 2018-2019

STOP BLOCKS
SET UP INFORMATION
Preparing the Stop Block
For ANGLE HEADS. The ANGLE HEAD utilizes a Locating Pin that engages with the Stop Block, which is mounted to
the machine spindle to prevent radial movement of the ANGLE HEAD during operation. Therefore, it is necessary to use
a Stop Block with the proper dimensions to match the Locating Pin of the ANGLE HEAD. Please contact a BIG KAISER
agent if using an existing Stop Block.
STANDARD SETUP OF THE LOCATING PIN
Please note that the “S” dimension and Fixed Length “A” are not adjustable by the user. If the standard dimensional
values shown below are not suitable for your machine, please contact a BIG KAISER agent.
“S” Dimension
The distance from the centerline of the ANGLE HEAD spindle to the centerline of the Locating Pin.
Fixed Length “A”
The axial distance from the gage line to the top of the Locating Pin, when the Locating Pin is properly engaged in the
Stop Block.
A
10º
S
STOP BLOCK DIMENSIONS
Please order a Stop Block from the machine tool builder. Refer to the following diagrams for the proper Stop Block groove
dimensions and configurations for use with a ANGLE HEAD.
.591 (Gage Line)
.354
Catalog
Number
10º
.772
.709
Dimension
S
+0º
10º -15º Gaging
Fixed
Length A
BCV/BBT40 2.559 .315
BCV/BBT50 4.331 .236
1.220 (Gage Line)
1.063
.394
.591
30º
1.260
1.181
1.102
.894
+0º
10º -15º Gaging
A.8 TOOL HOLDER ACCESSORIES
.079
!
Stop Block
O-Ring (P12/JIS)
S=2.559" (65mm) / S=3.150" (80mm)
O-Ring (P12/JIS)
S=4.331" (110mm)
CAUTION
For a BCV50/BBT50 unit with an 3.150 “S” dimension, please use the Stop Block dimensions for BCV40/BBT40, as the Locating Pin dimension differs from
that of a standard unit with a 4.331 ”S” dimension.
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