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A manufacturing method for the connector of wooden stair-handrail includes the following steps: (a) Take a pre-set length wood material with an arc on top and two extended parts on both sides and arc-slot inside; (b) Prepare a lathe with a spindle, leading screw and sliding set; (c) Set wood material on spindle; (d) Use several cutting tools on sliding set and drive by motor to do rotating & sliding; (e) Start the lathe so the wood material can rotate with spindle; (f) Drill several through-holes on arc & extended part by starting cutting tools; (g) Repeat (e), (f) step to drill more through-holes and connect circumference of each hole to form slotting hole; (h) Take off the wood material from spindle; (i) Take a segment wood material from two adjacent slotting hole; (j) Trim edges of each segment wood material to be connector.
TW83107092A1994-08-031994-08-03The manufacturing method for connector of wooden stair-handrail
TW286297B
(en)
Improvements in methods of grinding cutting tools operating by axial thrust and having a tleaston one cutting edge coplanar with the axis, and jig for carrying out said method