Integrated cam system, nc data integral creating method, machining designing system, machining data creating device, and program

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(amended) A machining planning system that plans a method of machining a work piece for integrally generating NC data based on shape data of a work piece, the machining planning system comprising:

• a process determining means that determines processes in consideration of minimum machining cost;
• and
• a machining condition determining means that determines, for each process determined by the process determining means, tooling conditions represented by a combination of a tool and a holder in consideration of machining time, tool movement conditions suitable for the process, and cutting conditions suitable for the process.

A machining planning system that plans a method of machining a work piece for integrally generating NC data based on shape data of the work piece, the machining planning system comprising:

• a machining information database that includes a rule for determining a machining mode, a rule for determining cutting conditions and/or data for computing machining capabilities.

A machining data generating apparatus comprising:

• a process determining means that determines an optimum combination of a plurality of processes for machining a material into an intended product shape and a tool profile of a tool used for machining the material in each process;
• and
• a tool movement mode generating means that generates a tool movement mode of a computer-aided manufacturing apparatus based on the process and the tool profile for each process determined by the process determining means.

A machining data generating apparatus, comprising:

• a machining coordinate system data storing means that stores, for each product type, machining coordination data including at least one of a machining start position representing an original position of the tool of the machine, a tool movement start position representing a position at which the tool begins to be moved, and a free movement area representing an area in which the tool can be freely moved;
• and
• a tool position data generating means that generates tool position data for specifying at least one of the machining start position representing the original position of the tool of the machine, the tool movement start position and the free movement area used for machining an intended product shape by reading out, from the machining coordinate system data storing means, and utilizing the machining coordinate system data in accordance with the intended product type.

A machining data generating apparatus comprising:

• a tool operation information storing means that stores, for each product type and for each tool movement mode corresponding to a computer aided manufacturing apparatus, tool operation information including at least one of approach tool operation information representing conditions under which a tool approaches a cutting start position, and retraction tool operation information representing conditions under which a tool moves away from a cutting end position;
• and
• a tool operation information generating means that generates at least one of the approach tool operation information and the retraction tool operation information, by reading out the tool operation information which corresponds to a product type to be machined and the tool movement mode used for machining the product type, and generating at least one of the approach tool operation information and the retraction tool operation information using the read tool operation information.

A machining data generating program wherein a computer functions as:

• a process determining means that determines an optimum combination of a plurality of processes for machining a material into an intended product shape and a tool profile of a tool used for machining the material in each process;
• and
• a tool movement mode generating means that generates a tool movement mode of a computer-aided manufacturing apparatus based on the process determined by the process determining means and the tool profile for each process.

A machining data generating program wherein a computer functions as:

• a machining coordinate system data storing means that stores, for each product type, machining coordination data including at least one of a machining start position representing an original position of the tool of the machine, a tool movement start position representing a position at which the tool begins moving, and a free movement area representing an area in which the tool can be freely moved;
• and
• a tool position data generating means that generates tool position data for specifying at least one of the machining start position representing the original position of the tool of the machine, the tool movement start position and the free movement area used for machining an intended product shape by reading out, from the machining coordinate system data storing means, and utilizing the machining coordinate system data in accordance with the intended product type.

A machining data generating program wherein a computer functions as:

• a tool operation information storing means that stores, for each product type and for each tool movement mode corresponding to a computer-aided manufacturing apparatus, tool operation information including at least one of approach tool operation information representing conditions under which a tool approaches the cutting start position, and retraction tool operation information representing conditions under which a tool moves away from a cutting end position;
• and
• a tool operation information generating means that generates at least one of the approach tool operation information and the retraction tool operation information, by reading out the tool operation information which corresponds to the product type to be machined and the tool movement mode used for machining the product type, and generating at least one of the approach tool operation information and the retraction tool operation information using the read tool operation information.