Selecting Quick-Change Tool Posts Based on Lathe Swing-Over Bed Size

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Selecting Quick-Change Tool Posts Based on Lathe Swing-Over Bed Size

The key is to figure out the size of the Swing Over Bed of your lathe machine

Understanding Lathe Swing-Over Bed Sizes

Following the diagrams of the two figures below:

Lathe Spindle Cetner and Bed Diagram
Figure 1
Lathe Spindle Cetner and Bed 2
Figure 2
You can either measure and calculate it or retrieve the size of the swing from the lathe's manual.
Then select the Quick Change Tool Post(Set) based on the Lathe Swing-Over Bed Size.


Swing-Over Bed Size Chart

Lathe Swing-Over Bed Sizes Corresponding QCTP Set QCTP Only
6-9 inches OXA ---> 0251-0000 OXA ---> 0250-0000
9-12 inches AXA ---> 0251-0100, 0251-0111, 0251-0118, 0251-0119 AXA ---> 0250-0100, 0250-0111
10-15 inches BXA ---> 0251-0200, 0251-0222, 0251-0228, 0251-0229 BXA ---> 0250-0200, 0250-0222
13-18 inches CXA ---> 0251-0300, 0251-0333, 0251-0338 CXA ---> 0250-0300, 0250-0333
14-20 inches CA---> 0251-0400, 0251-0444 CA---> 0250-0400, 0250-0444
Tags : Accusize industrial tools, Quick change tool post, Quick change tool post set; lathe work;