Variable speed common axis control sprockets used in a shell casing unloading device

A handling system for an object with a detachable casing comprising:

• a loading sprocket for feeding the object and casing into a manipulating device, the manipulating device configured to detach the casing from the object;
• and
• an unloading device for unloading the detached casing from the manipulating device, said unloading device comprising:
• (a) a first rotatable shaft having a first circular gear and a first non-circular gear fixed thereto, said first rotatable shaft configured to be driven by a power source;
• (b) a second rotatable shaft having a second non-circular gear fixed to said second rotatable shaft and engaged to rotate with said first non-circular gear, and a first sprocket and first hub fixed to said second rotatable shaft to rotate therewith, said first sprocket configured to receive a forward end of the detached casing;
• and
• (c) a second circular gear coupled to a second sprocket, said second sprocket being generally coaxial and aligned with said first sprocket, said second sprocket further being configured to receive an after end of the detached casing, said second circular gear engaged to rotate with said first circular gear.

A handling system for an object having a detachable casing comprising:

• a loading sprocket for feeding the object and casing into a manipulating device, the manipulating device configured to detach the casing from the object;
• and
• an unloading device for unloading the detached casing from the manipulating device, said unloading device comprising:
• (a) a rotatable shaft having a first gear fixed thereto and a first sprocket and first hub fixed thereto spaced from said first gear, said first sprocket configured to receive a forward end of the detached casing, said first gear configured to be driven by a power source to rotate said shaft at a variable speed;
• (b) a rotatable second hub provided in coaxial relation to said rotatable shaft, having a second gear and a second sprocket fixed thereto, said second sprocket configured to receive an after end of the detached casing, said second gear configured to be driven by the power source to rotate said second hub at a selected speed;
• (c) wherein the variable speed of said rotatable shaft varies between a first speed generally equal to the selected speed of said second hub and a second speed that is different from the selected speed of said second hub.

A casing unloading device for use in a system for handling objects having detachable casings, comprising:

• (a) a first rotatable shaft having a first circular gear and a first non-circular gear fixed thereto, said first rotatable shaft configured to be driven by a power source;
• (b) a second rotatable shaft having a second non-circular gear fixed to said second rotatable shaft and engaged to rotate with said first non-circular gear, and a first sprocket and first hub fixed to said second rotatable shaft to rotate therewith, said first sprocket configured to receive a forward end of the casing after being detached from the object;
• and
• (c) a second circular gear coupled to a second sprocket, said second sprocket being generally coaxial and aligned with said first sprocket, said second circular gear engaged to rotate with said first circular gear.

A casing unloading device for use in a system for handling objects, each object including a detachable casing, comprising:

• (a) a rotatable shaft having a first gear fixed thereto and a first sprocket and first hub fixed thereto spaced from said first gear, said first sprocket configured to receive a forward end of the casing after being detached from the object, said first gear configured to be driven by a power source to rotate said shaft at a variable speed;
• and
• (b) a rotatable second hub portion provided in coaxial relation to said rotatable shaft, having a second gear and a second sprocket fixed thereto, said second sprocket configured to receive an after end of the detached casing, said second gear configured to be driven by the power source to rotate said second hub at a selected speed;
• (c) wherein the variable speed of said shaft varies between a first speed generally equal to the selected speed of said second hub, and a second speed that is different from the selected speed of said second hub.

A handling system comprising:

• a manipulating device for manipulating objects having detachable casings,
• a loading sprocket for feeding the object and casing into said manipulating device;
• and
• an unloading device for unloading the detached casing from said manipulating device, said unloading device comprising:
• (a) a first rotatable shaft having a first circular gear and a first non-circular gear fixed thereto, said first rotatable shaft configured to be driven by a power source;
• (b) a second rotatable shaft having a second non-circular gear fixed thereto and engaged with said first non-circular gear, and a first sprocket and first hub fixed thereto to rotate with said second rotatable shaft, said first sprocket configured to receive a forward end of the detached casing;
• and
• (c) a second hub mounted around said first hub and rotatable independently of said second rotatable shaft, having a second circular gear engaged to rotate with said first circular gear, and a second sprocket aligned with said first sprocket fixed to rotate with said second hub, said second sprocket configured to receive an after end of the detached casing.

A system comprising:

• a manipulating device for manipulating objects having detachable casings;
• a loading sprocket for feeding the object and casing into said manipulating device;
• and
• an unloading device for unloading the detached casing from said manipulating device, said unloading device comprising:
• (a) a first rotatable shaft having a first circular gear and a first non-circular gear fixed thereto, said first rotatable shaft configured to be driven by a power source;
• (b) a second rotatable shaft having a second non-circular gear fixed to said second shaft and engaged to rotate with said first non-circular gear, and a first sprocket and first hub fixed to said second rotatable shaft to rotate therewith, said first sprocket configured to receive a forward end of the detached casing;
• and
• (c) a second circular gear coupled to a second sprocket, said second sprocket being generally coaxial and aligned with said first sprocket, said second sprocket further being configured to receive an after end of the detached casing, said second circular gear engaged to rotate with said first circular gear.

A system comprising:

• a manipulating device for manipulating objects having detachable casings;
• a loading device for feeding the object and casing into said manipulating device, and
• an unloading device for unloading the detached casing from the manipulating device, said unloading device comprising:
• (a) a rotatable shaft having a first gear fixed thereto and a first sprocket and first hub fixed thereto spaced from said first gear, said first sprocket configured to receive a forward end of the detached casing, said first gear configured to be driven by a power source to rotate said rotatable shaft at a variable speed;
• (b) a rotatable second hub provided in coaxial relation to said rotatable shaft, having a second gear and a second sprocket fixed thereto, said second sprocket configured to receive an after end of the detached casing, said second gear configured to be driven by the power source to rotate said second hub at a selected speed;
• (c) wherein the variable speed of said rotatable shaft varies between a first speed generally equal to the selected speed of said second hub, and a second speed that is different from the selected speed of said second hub.