Notching machine

Details Notching machine Notching machine

1979-05-10

1981-08-18

Schran, Donald R.

Cutting

Means to drive or to guide tool

With simple rectilinear reciprocating motion only

83693, 83917, B26D 314, B26D 726

Patent

active

042839785

ABSTRACT:
The present invention relates to a notching machine which comprises a frame, a table mounted on the frame, a device for holding shearing tools on the table, a ram member vertically movably mounted on the frame, an upper shearing tool provided with the ram member, and a lower shearing tool cooperating with the upper shearing tool. The lower shearing tool is divided into a plurality of pieces. The notching machine also comprises a screw arrangement for adjustably holding the lower shearing tool in the device for holding the shearing tools. The adjustable holding of the lower shearing tool is done in such a manner that the horizontal clearance between the upper and lower shearing tools may be changed in lateral, forward and backward directions independently.

REFERENCES:
patent: 1447247 (1923-03-01), Hilsdorf
patent: 3215017 (1965-02-01), Rutz
patent: 3592093 (1971-07-01), Cantrelli
patent: 3616719 (1971-11-01), Tassie
patent: 3850067 (1974-11-01), Davey
patent: 3938413 (1976-02-01), Goettel et al.

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