Page History: Assembling a Delta Lathe Compound Slide Rest
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Page Revision: 2008/11/30 17:58
by Bill NanceIntroduction
This page shows the process and parts involved in assembling a compound slide rest for a Delta 12" wood lathe. The part numbers referenced in this page are taken from a manual #PM-1533, dated 1/15/1948. Reprints of that manual can be found at:
Delta Compound Slide Rest Manual #PM-1533.
While one might expect the reassembly to start with the sub-base, that is actually the final step and will be covered at the end of this tutorial. Access is needed inside the base, so instead, we start with the base and lower feed screw.

Base, DDL-226-R
The lower feed screw assembly is installed within the base.

Exploded parts of Lower Feed Screw assembly, DDL-233-S

Lower Feed Screw assembly installed in Base
After assembling the base and lower feed screw, the next step is to install assemble the upper feed screw within the swivel saddle.

Exploded parts of Upper Feed Screw Assembly, DDL-232-S

Upper Feed Screw installed in Swivel Saddle, DDL-228
Once the two feed screw mechanisms are assembled, they are attached using the lower slide. Square-head T-bolts are installed in the within slots in the lower slide, and then a steel pin, DDL-248, extends through the lower slide into the indexed lower cylinder on the saddle.

Lower Slide, DDL-227

Bottom view of base, lower slide and swivel saddle assembled

Top view of base, lower slide and swivel saddle assembled, Lower Slide Gib, DDL-251, not yet installed
Once the three main castings are assembled, the top slide is attached. Note the Upper Slide Gib (DDL-252) that is installed on the dovetailed way.

Top slide to be installed w/ gib on dovetailed way
Finally, the Sub Base is installed on the bottom of the entire assembly.

Sub Base ready for mounting, CBL-405

Sub Base installed using Special Hex Socket Cap Screws, CBL-430
Finally, the cross slide is mounted on lathe bed using a standard lathe clamp plate, CBL-406.

Cross Slide 46-965 installed on lathe