The cutter head contains two or more knives which are honed to a very sharp edge. The work piece to be planed flat is placed on the infeed table and passed over the cutter head to the outfeed table, with care taken to maintain a constant feed speed and downward pressure. The cutting blades are adjusted to match the height and pitch of (& made square to) the outfeed table. These tables are referred to as the infeed and outfeed, the table from which the work piece is fed into the machine and the height reference table on which the work piece is floated over lightly as leaves the machine's cutting head. (Older machines were driven by belts from line shafts.) A moveable fence is normally set perpendicular to the tables, though some models may allow settings (adjustments) to various angles. This cutter head is typically driven by an electric induction motor. Design įundamentally, a jointer's table arrangement is designed with two levels like a narrower thickness planer so that it consists of two long, narrow parallel tables in a row with a cutter head recessed between them, but with a side guide. Italian surface planer or jointer-planer with a pair of large tables.
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January 2023
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