| 摘要 |
A nail plate pressing machine for use in manufacturing timber trusses and adapted to travel in a horizontal plane to a selected position, including: locating means for locating two or more truss members to be connected in respective predetermined design positions; a press head adapted for movement from a pre-pressing position in which one or more nail plates may be loaded for pressing to a range of pressing positions in which the one or more loaded nail plates may be pressed into engagement with the two or more adjacent truss members in a predetermined securing position and vice versa, and securing means on said press head adapted to secure any one of a plurality of magazines within a range of magazine sizes, each magazine being adapted to hold a plurality of nail plates or a plurality of nail plate cartridges of a predetermined size respectively for loading, said securing means being adapted to secure each sized magazine in a position in which a selected edge of a nail plate or a nail plate cartridge to be loaded is in a predetermined loading position irrespective of the magazine selected; nail plate loading means for loading a nail plate or a nail plate cartridge from said magazine; drive means for driving said press head from said pre-pressing position to said pressing position and vice versa; a controller for controlling movement of said press head from said pre-pressing position to said selected pressing position and vice versa; and actuating means for actuating said press head to press a loaded nail plate into engagement with the two or more truss members in the securing position.
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