JPWO2022024251A5 - - Google Patents
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- JPWO2022024251A5 JPWO2022024251A5 JP2022539862A JP2022539862A JPWO2022024251A5 JP WO2022024251 A5 JPWO2022024251 A5 JP WO2022024251A5 JP 2022539862 A JP2022539862 A JP 2022539862A JP 2022539862 A JP2022539862 A JP 2022539862A JP WO2022024251 A5 JPWO2022024251 A5 JP WO2022024251A5
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- shape
- target portion
- virtual plane
- workpiece
- interpolation
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Claims (7)
前記情報取得部によって取得された前記ワーク形状情報と前記対象箇所形状情報とに基づいて、前記対象箇所の面取りまたはバリ取りに用いられる補間指令として、前記回転軸と、前記回転軸と直交し前記回転により仮想的に発生する軸とからなる仮想平面上に、前記対象箇所を展開した形状に対応する補間指令を生成する指令生成部と、を備える
ことを特徴とする数値制御装置。 an information acquisition unit for acquiring workpiece shape information indicating the shape of a workpiece rotated about a rotation axis and having a cylindrical surface, and target portion shape information indicating the shape of a portion to be chamfered or deburred on the cylindrical surface;
Based on the workpiece shape information and the target portion shape information acquired by the information acquisition unit, the rotation axis and the and a command generation unit that generates an interpolation command corresponding to a shape obtained by developing the target portion on a virtual plane formed by an axis that is virtually generated by rotation.
前記指令生成部は、前記ワーク形状情報と前記対象箇所形状情報とに基づいて、前記仮想平面上に、前記対象箇所の形状を展開することで、前記対象箇所の形状を楕円形状に変換し、前記対象箇所の面取りまたはバリ取りに用いられる前記補間指令として、前記楕円形状に対応する補間指令を生成し、The command generation unit converts the shape of the target location into an elliptical shape by developing the shape of the target location on the virtual plane based on the workpiece shape information and the target location shape information, generating an interpolation command corresponding to the elliptical shape as the interpolation command used for chamfering or deburring the target portion;
前記指令生成部は、The command generation unit
前記ワーク形状情報と前記対象箇所形状情報とに基づいて、前記円形状の半径を短径とする楕円の長径を算出して、前記楕円形状を算出する Based on the workpiece shape information and the target portion shape information, a major axis of an ellipse having a minor axis equal to the radius of the circular shape is calculated to calculate the elliptical shape.
ことを特徴とする請求項１に記載の数値制御装置。2. The numerical controller according to claim 1, wherein:
前記指令生成部は、The command generation unit
前記対象箇所の面取りまたはバリ取りに用いられる補間指令として、前記楕円形状に対応する補間指令と、前記楕円形状よりも径が小さい１以上の楕円形状に対応する補間指令とを生成するAn interpolation command corresponding to the elliptical shape and an interpolation command corresponding to one or more elliptical shapes smaller in diameter than the elliptical shape are generated as interpolation commands used for chamfering or deburring the target portion.
ことを特徴とする請求項１に記載の数値制御装置。2. The numerical controller according to claim 1, wherein:
前記対象箇所を前記仮想平面上に投影して得られる形状を前記対象箇所の形状を示す情報として含み、
前記指令生成部は、
前記対象箇所の形状を前記仮想平面上に展開した形状に変換し、変換した前記仮想平面上に展開した形状に基づいて、前記補間指令を生成する
ことを特徴とする請求項１に記載の数値制御装置。 The target part shape information is
including a shape obtained by projecting the target location onto the virtual plane as information indicating the shape of the target location;
The command generation unit
The numerical value according to claim 1, wherein the shape of the target portion is converted into a shape developed on the virtual plane, and the interpolation command is generated based on the converted shape developed on the virtual plane. Control device.
前記仮想平面上に展開した形状を複数の線分に置き換え、前記複数の線分の各々に対応する補間指令として、直線、円弧、および渦巻きのうちの少なくとも１つの種類の補間指令を生成する
ことを特徴とする請求項４に記載の数値制御装置。 The command generation unit
replacing the shape developed on the virtual plane with a plurality of line segments, and generating at least one type of interpolation command from among a straight line, an arc, and a spiral as an interpolation command corresponding to each of the plurality of line segments. 5. The numerical controller according to claim 4 , characterized by:
前記仮想平面上に展開した形状と前記複数の線分の各々に対応する補間指令による工具の経路との間の誤差の許容範囲を示す許容誤差情報を取得し、
前記指令生成部は、
前記誤差が前記許容範囲内に収まるように、前記複数の線分に各々対応する補間指令を生成する
ことを特徴とする請求項５に記載の数値制御装置。 The information acquisition unit
acquiring tolerance information indicating an allowable range of error between the shape developed on the virtual plane and the path of the tool according to the interpolation command corresponding to each of the plurality of line segments;
The command generation unit
6. The numerical controller according to claim 5 , wherein an interpolation command corresponding to each of said plurality of line segments is generated so that said error falls within said allowable range.
前記第１のステップによって取得された前記ワーク形状情報と前記対象箇所形状情報とに基づいて、前記対象箇所の面取りまたはバリ取りに用いられる補間指令として、前記回転軸と、前記回転軸と直交し前記回転により仮想的に発生する軸とからなる仮想平面上に、前記対象箇所を展開した形状に対応する補間指令を生成する第２のステップと、を含む
ことを特徴とする数値制御方法。 a first step of acquiring workpiece shape information indicating the shape of a workpiece rotated about a rotation axis and having a cylindrical surface, and target portion shape information indicating the shape of a portion of the cylindrical surface to be chamfered or deburred; ,
Based on the workpiece shape information and the target portion shape information acquired in the first step, as an interpolation command used for chamfering or deburring the target portion, the rotation axis and and a second step of generating an interpolation command corresponding to a shape obtained by developing the target portion on a virtual plane formed of an axis that is virtually generated by the rotation.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/029021 WO2022024251A1 (en) | 2020-07-29 | 2020-07-29 | Numerical control device and numerical control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022024251A1 JPWO2022024251A1 (en) | 2022-02-03 |
| JPWO2022024251A5 true JPWO2022024251A5 (en) | 2022-08-26 |
Family
ID=80035467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022539862A Pending JPWO2022024251A1 (en) | 2020-07-29 | 2020-07-29 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPWO2022024251A1 (en) |
| CN (1) | CN116157220A (en) |
| DE (1) | DE112020007477T5 (en) |
| WO (1) | WO2022024251A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023210005A1 (en) * | 2022-04-28 | 2023-11-02 | ファナック株式会社 | Computation device, machine tool, device for controlling machine tool, and computation program |
| JP7201884B1 (en) * | 2022-04-28 | 2023-01-10 | ファナック株式会社 | Arithmetic device, machine tool, machine tool controller, and arithmetic program |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6044239A (en) * | 1983-08-22 | 1985-03-09 | Yamazaki Mazak Corp | Combined-metalcutting machine tool |
| DE10131733A1 (en) * | 2001-06-22 | 2003-01-09 | Traub Drehmaschinen Gmbh | lathe |
| JP4503326B2 (en) * | 2004-03-25 | 2010-07-14 | 株式会社森精機製作所 | Tool path data generation device and control device including the same |
| DE112010002839B4 (en) * | 2009-07-06 | 2019-02-21 | Mitsubishi Electric Corp. | AUTOMATIC PROGRAMMING DEVICE AND AUTOMATIC PROGRAMMING METHOD |
| CN103890670B (en) * | 2011-10-27 | 2016-01-27 | 三菱电机株式会社 | Numerical control device |
-
2020
- 2020-07-29 WO PCT/JP2020/029021 patent/WO2022024251A1/en active Application Filing
- 2020-07-29 DE DE112020007477.3T patent/DE112020007477T5/en active Pending
- 2020-07-29 JP JP2022539862A patent/JPWO2022024251A1/ja active Pending
- 2020-07-29 CN CN202080104926.9A patent/CN116157220A/en active Pending
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