Processing system, display system, processing apparatus, processing method for processing apparatus, and processing program

A processing system comprising:

• a cutting tool for cutting;
• a plurality of sensors disposed on the cutting tool;
• and
• a processor that obtains measurement results measured by the plurality of sensors and processes the obtained measurement results, wherein
• the plurality of sensors each being configured to measure a physical quantity that indicates a state related to loads on the cutting tool during cutting,
• the processor being configured to generate, based on the obtained measurement results from the respective sensors at a plurality of measurement time points, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points, and to perform a determination process concerning cutting in which the cutting tool is used, based on a two-dimensional shape indicated by the generated measurement data,
• the processor is configured to obtain calculation data that is calculated based on a shape of the cutting tool and based on a cutting condition when the cutting tool is used and that includes a plurality of pieces of two-dimensional data, at a plurality of time points, related to the loads in the two directions on the plane perpendicular to the rotation axis,
• the determination process , further includes determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by the measurement data that includes the plurality of pieces of two-dimensional data corresponding to the plurality of measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period, and
• the processor is configured to calculate a degree of rotational symmetry indicating a degree of the rotational symmetry based on a result of comparison between a two-dimensional shape indicated by the obtained calculation data and a shape obtained by rotating the two-dimensional shape indicated by the obtained calculation data around a center, and perform the determination process based on the calculated degree of rotational symmetry.

A processing apparatus comprising:

• a processor configured to
• obtain measurement results from a plurality of sensors disposed on a cutting tool, the measurement results being physical quantities each indicating a state related to loads on the cutting tool during cutting,
• generate, based on the measurement results from the respective sensors at a plurality of measurement time points previously obtained measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points,
• perform a determination process concerning cutting in which the cutting tool is used, based on a two-dimensional shape indicated by the measurement data previously generated,
• acquire calculation data including a plurality of two-dimensional data regarding the load in two directions on a plane perpendicular to the rotation axis at a plurality of time points, the calculation data being calculated based on a shape of the cutting tool, and based on a cutting condition when the cutting tool is used;
• wherein the determination process further includes determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by the measurement data that includes the plurality of two-dimensional data corresponding to the plurality of measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period.

A processing method for a processing apparatus, the processing method comprising:

• obtaining measurement results from a plurality of sensors disposed on a cutting tool, the measurement results being physical quantities each indicating a state related to loads on the cutting tool during cutting;
• generating, based on the obtained measurement results from the respective sensors at a plurality of measurement time points, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points;
• performing a determination process concerning cutting in which the cutting tool is used, based on a two-dimensional shape indicated by the generated measurement data;
• and
• acquiring calculation data including a plurality of two-dimensional data regarding the load in two directions on a plane perpendicular to the rotation axis at a plurality of time points, the calculation data being calculated based on a shape of the cutting tool and based on a cutting condition when the cutting tool is used,
• wherein the determination process further includes including determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two- dimensional shape indicated by the generated measurement data that includes a plurality of two- dimensional data corresponding to the plurality of measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period.

A non-transitory computer-readable storage medium having stored therein computer-readable instructions as part of a processing program for use in a processing apparatus, the processing program when executed by a computer causing the computer to implement a method, the method comprising:

• obtaining measurement results from a plurality of sensors disposed on a cutting tool, the measurement results being physical quantities each indicating a state related to loads on the cutting tool during cutting,
• generating, based on the measurement results from the respective sensors at a plurality of measurement time points previously obtained, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points;
• performing a determination process concerning cutting in which the cutting tool is used, based on a two-dimensional shape indicated by the measurement data previously generated;
• and
• acquiring calculation data including a plurality of two-dimensional data regarding the load in two directions on a plane perpendicular to the rotation axis at a plurality of time points, the calculation data being calculated based on a shape of the cutting tool and based ib a cutting condition when the cutting tool is used,
• wherein the determination process further includes determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by the measurement data that includes a plurality of two-dimensional data corresponding to the plurality of measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period.

A display system comprising:

• a cutting tool for cutting;
• a plurality of sensors disposed on the cutting tool;
• and
• a processing apparatus that obtains measurement results measured by the plurality of sensors and processes the obtained measurement results, wherein
• the plurality of sensors each being configured to measure a physical quantity that indicates a state related to loads on the cutting tool during cutting, and
• the processing apparatus being configured to generate, based on measurement results from the respective sensors at a plurality of measurement time points, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points, and to perform a process of displaying a two-dimensional shape indicated by the generated measurement data,
• the processing apparatus is configured to obtain calculation data that is calculated based on a shape of the cutting tool and based on a cutting condition when the cutting tool is used and that includes a plurality of pieces of two-dimensional data, at a plurality of time points, related to the loads in the two directions on the plane perpendicular to the rotation axis, and to perform a process of further displaying a two-dimensional shape indicated by the obtained calculation data,
• the processor is configured to perform a process of determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by first measurement data that includes the plurality of pieces of two-dimensional data corresponding to the plurality of time points in a first period with the two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period, and
• the processing apparatus is configured to perform a process of further displaying information indicating a degree of similarity between the two-dimensional shape indicated by the measurement data and the two-dimensional shape indicated by the calculation data.

A display system comprising:

• a cutting tool for cutting;
• a plurality of sensors disposed on the cutting tool;
• and
• a processing apparatus that obtains measurement results measured by the plurality of sensors and processes the obtained measurement results, wherein
• the plurality of sensors each being configured to measure a physical quantity that indicates a state related to loads on the cutting tool during cutting,
• the processing apparatus being configured to generate, based on measurement results from the respective sensors at a plurality of measurement time points, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points, and to perform a process of displaying a two-dimensional shape indicated by the generated measurement data,
• the processing apparatus is configured to estimate a cutting condition when the cutting tool is used and to perform a process of further displaying a result of estimation, and
• the processing apparatus is configured to obtain calculation data that is calculated based on a cutting condition when the cutting tool is used, and to perform a process of determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two- dimensional shape indicated by the generated measurement data that includes a plurality of pieces of the two-dimensional data corresponding to the measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period.

A processing apparatus comprising:

• a processor configured to
• obtain measurement results from a plurality of sensors disposed on a cutting tool, the measurement results being physical quantities each indicating a state related to loads on the cutting tool during cutting,
• generate, based on the measurement results from the respective sensors at a plurality of measurement time points previously obtained, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points,
• perform a process of displaying a two-dimensional shape that is indicated by the measurement data previously generated,
• acquire calculation data including a plurality of two-dimensional data regarding the load in two directions on a plane perpendicular to the rotation axis at a plurality of time points, the calculation data being calculated based on a shape of the cutting tool and based on a cutting condition when the cutting tool is used,
• determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by the measurement data that includes a plurality of pieces of two-dimensional data corresponding to the measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period,
• perform a process of further displaying a two-dimensional shape indicated by the obtained calculation data, and
• perform a process of further displaying information indicating a degree of similarity between the two-dimensional shape indicated by the measurement data and the two-dimensional shape indicated by the calculation data.

A processing method for a processing apparatus, the processing method comprising:

• obtaining measurement results from a plurality of sensors disposed on a cutting tool, the measurement results being physical quantities each indicating a state related to loads on the cutting tool during cutting;
• generating, based on the obtained measurement results from the respective sensors at a plurality of measurement time points, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points;
• performing a process of displaying a two-dimensional shape that is indicated by the generated measurement data;
• acquiring calculation data including a plurality of two-dimensional data regarding the load in two directions on a plane perpendicular to the rotation axis at a plurality of time points, the calculation data being calculated based on a shape of the cutting tool and based on a cutting condition when the cutting tool is used;
• performing a determination process of determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by the generated measurement data that includes the plurality of pieces of two-dimensional data corresponding to the measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period:
• performing a process of further displaying the two-dimensional shape indicated by the obtained calculation data;
• and
• performing a process of further displaying information indicating a degree of similarity between the two-dimensional shape indicated by the measurement data and the two-dimensional shape indicated by the calculation data.

A non-transitory computer-readable storage medium having stored therein computer-readable instructions as part of a processing program for use in a processing apparatus, the processing program when executed by a computer causing the computer to implement a method, the method comprising:

• obtaining measurement results from a plurality of sensors disposed on a cutting tool, the measurement results being physical quantities each indicating a state related to loads on the cutting tool during cutting,
• generating, based on the measurement results from the respective sensors at a plurality of measurement time points previously obtained, measurement data that is related to the loads in two directions on a plane perpendicular to a rotation axis of the cutting tool and that includes two-dimensional data at each of the measurement time points;
• performing a process of displaying a two-dimensional shape that is indicated by the measurement data previously generated;
• acquiring calculation data including a plurality of two-dimensional data regarding the load in two directions on a plane perpendicular to the rotation axis at a plurality of time points, the calculation data being calculated based on a shape of the cutting tool and based on a cutting condition when the cutting tool is used;
• performing a determination process of determining an abnormality in cutting in which the cutting tool is used, based on a result of comparing the two-dimensional shape indicated by the measurement data that includes the plurality of two-dimensional data corresponding to the measurement time points in a first period with a two-dimensional shape indicated by the calculation data that is calculated based on the cutting condition in the first period;
• performing a process of further displaying the two-dimensional shape indicated by the obtained calculation data;
• and
• performing a process of further displaying information indicating a degree of similarity between the two-dimensional shape indicated by the measurement data and the two-dimensional shape indicated by the calculation data.