Skin packaging machine having microprocessor-based control

A skin packaging machine comprising an oven, a frame adapted to receive film from a film supply, a base having a perforated surface, means for drawing a vacuum at the surface, means for moving the frame from a position adjacent the oven to a position adjacent the perforated surface, an alphanumeric display, and a microprocessor-based control arrangement including a number of condition sensors including film frame position sensors, means for reading the condition of said seonsors, and means for displaying, in a test mode, the conditions read from said sensors sequentially in the alphanumeric display.

A skin packaging machine comprising an oven, a frame adapted to receive film from a film supply, a base having a perforated surface, means for drawing a vacuum at the surface, and means for moving the frame from a position adjacent the oven to a position adjacent the perforated surface, an alphanumeric display, and a control arrangement including means for producing control signals to effect operation of functions of the skin packaging machine in accordance with parameters such as time input to the control arrangement, means for successively displaying skin packaging machine functions on the alphanumeric display, and means for entering parameter information related to functions displayed on the alphanumeric display, the control arrangement further including a number of condition sensors including film frame position sensors, means for reading the condition of said sensors, and means for displaying, in a test mode, the conditions read from said sensors sequentially in the alphanumeric display.

A skin packaging machine comprising an oven, a frame adapted to receive film from a film supply, a base having a perforated surface, means for drawing a vacuum at the surface, and means for moving the frame from a position adjacent the oven to a position adjacent the perforated surface, an alphanumeric display, and a control arrangement including means for producing control signals to effect operation of functions of the skin packaging machine in accordance with parameters such as time input to the control arrangement, means for successively displaying skin packaging machine functions on the alphanumeric display during a machine cycle, and means for entering parameter information related to functions displayed on the alphanumeric display, which replaces parameter information previously stored by the control arrangement.