18269345. NUMERICAL CONTROLLER simplified abstract (FANUC CORPORATION)

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NUMERICAL CONTROLLER

Organization Name

FANUC CORPORATION

Inventor(s)

Kazuhiko Murakawa of Minamitsuru-gun, Yamanashi (JP)

Takeshi Mochida of Minamitsuru-gun, Yamanashi (JP)

NUMERICAL CONTROLLER - A simplified explanation of the abstract

This abstract first appeared for US patent application 18269345 titled 'NUMERICAL CONTROLLER

Simplified Explanation

A numerical controller adjusts the relative speed between a tool and a workpiece based on a machining program. When a corner part is encountered, the next block is prefetched, and the allowable speed at the corner is calculated. The controller adjusts the relative speeds to maintain the preset allowable speed while passing through the corner.

  • Adjusts relative speeds between tool and workpiece
  • Calculates allowable speed at corners
  • Prefetches next block in machining program
  • Maintains preset allowable speed while passing through corners
  • Ensures smooth transitions between blocks

Key Features and Innovation

- Adjustment of relative speeds at corners - Prefetching of next block in machining program - Calculation of allowable speed at corners - Maintenance of preset allowable speed during transitions - Optimization of tool-workpiece relationship for efficient machining

Potential Applications

This technology can be applied in various CNC machining processes where precise control of tool speed is crucial. It can be used in industries such as automotive, aerospace, and manufacturing for high-precision machining operations.

Problems Solved

- Ensures smooth transitions at corners in machining programs - Prevents excessive speeds that can lead to tool wear or workpiece damage - Improves overall machining efficiency and accuracy

Benefits

- Enhanced precision in machining operations - Reduced tool wear and workpiece damage - Improved efficiency and productivity in CNC machining - Consistent quality of machined parts

Commercial Applications

Title: Advanced CNC Machining Speed Control Technology This technology can be utilized in CNC machine tools for various industries requiring high-precision machining, such as aerospace, automotive, and medical device manufacturing. It can improve the quality and efficiency of machining processes, leading to cost savings and competitive advantages in the market.

Questions about CNC Machining Speed Control Technology

1. How does this technology improve machining efficiency?

This technology optimizes the relative speeds between the tool and workpiece, ensuring smooth transitions at corners and maintaining a preset allowable speed. By doing so, it reduces tool wear, prevents workpiece damage, and enhances overall machining accuracy and efficiency.

2. What are the potential applications of this technology beyond CNC machining?

This technology can also be applied in other precision machining processes, such as milling, turning, and grinding, where precise control of tool speed is essential for achieving high-quality machined parts.


Original Abstract Submitted

A numerical controller controls a relative speed between a tool and a workpiece on the basis of a machining program. In a case where a corner part exists between a current block and a next block of the machining program, the next block is prefetched, and an allowable speed at the corner part at an end point of the current block is calculated. At least one of pre-interpolation acceleration of an acceleration part, a pre-interpolation speed of a constant-speed part, and pre-interpolation acceleration of a deceleration part that are relative speeds between the tool and the workpiece is adjusted so that the relative speed between the tool and the workpiece is maintained at a preset allowable speed while the corner part is passed through.