Patent ID: 6976315

Claim:
An apparatus for engraving images, comprising: a controller connected to a personal computer; a first base plate; a U-shaped driving stand mounted on said first base plate, said driving stand having a pair of legs each having an opening formed therethrough; a pair of bearings each having an opening formed therethrough; a spindle extending through said opening in each of said legs and through said opening in each of said bearings so as to be arranged parallel to said first base plate, each of said bearings being slidably mounted to said spindle so as to be capable of reciprocating along said spindle; a pair of coil springs, each coil spring being located between one of said legs and a corresponding one of said bearings; a second base plate integrally mounted to a top portion of each of said bearings; a driving pulley mounted on a first block on said second base plate; a driven pulley mounted on a second block on said second base plate; a timing belt engaged with said driving pulley and said driven pulley; a U-shaped driving rail mounted on said second base plate; an X-axis feeder mounted to said timing belt and said U-shaped driving rail; an X-axis pulse motor driver and an X-axis pulse motor connected to said X-axis feeder so as to drive said X-axis feeder; a Y-axis driver connected to said controller and having a top portion comprising a head base, said Y-axis driver including an interconnected Y-axis pulse motor driver and a Y-axis pulse motor; a Z-axis driver mounted to said head base of said Y-axis driver, said Z-axis driver including a Z-axis head driver and a Z-axis head; a stylus mounted to said Z-axis head; a Δ Y-axis driver including a Δ Y-axis head driver and a Δ Y-axis head connected to said stylus; and a tilt driver including a tilt pulse motor driver and a tilt pulse motor arranged at said Y-axis driver so as to tilt an adaptor to be mounted to said X-axis feeder.