JPWO2023152869A5 - - Google Patents
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- JPWO2023152869A5 JPWO2023152869A5 JP2022545438A JP2022545438A JPWO2023152869A5 JP WO2023152869 A5 JPWO2023152869 A5 JP WO2023152869A5 JP 2022545438 A JP2022545438 A JP 2022545438A JP 2022545438 A JP2022545438 A JP 2022545438A JP WO2023152869 A5 JPWO2023152869 A5 JP WO2023152869A5
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- 238000003754 machining Methods 0.000 claims description 88
- 238000004088 simulation Methods 0.000 claims description 33
- 238000011156 evaluation Methods 0.000 claims description 30
- 238000012545 processing Methods 0.000 claims description 24
- 238000013461 design Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims 2
- 238000013473 artificial intelligence Methods 0.000 claims 1
- 238000005457 optimization Methods 0.000 claims 1
- 238000004364 calculation method Methods 0.000 description 1
Description
上述した課題を解決し、目的を達成するために、本開示の加工評価装置は、軸を駆動することで工作物の加工を行う機械装置によって形成される部品の部品形状を評価する加工評価装置であって、加工を制御する加工プログラムが実行された後の部品に含まれる部位のうち指定された部位である指定部位毎の加工誤差の許容値である加工許容値と設計値とを設定する加工データ設定部を備える。また、本開示の加工評価装置は、機械装置の特性を模擬する機械モデルと加工プログラムとを用いて、加工の加工シミュレーションを実行する加工シミュレーション実行部と、加工シミュレーションによって予測された加工プログラムが実行された後の部品形状であるシミュレーション形状と設計値とに基づいて、シミュレーション形状の加工誤差の予測値であるシミュレーション加工誤差を、指定部位毎に計算する第１加工結果評価部とを備える。また、本開示の加工評価装置は、指定部位毎に指定部位と設計値とシミュレーション加工誤差とを対応付けて表示する表示装置を備える。 In order to solve the above-mentioned problems and achieve the purpose, the processing evaluation device of the present disclosure is a processing evaluation device that evaluates the part shape of a part formed by a mechanical device that processes a workpiece by driving an axis. and sets a machining tolerance value and a design value, which are tolerance values for machining errors for each designated part that is a designated part included in the part after a machining program that controls machining is executed. Equipped with a processing data setting section. Further, the machining evaluation device of the present disclosure includes a machining simulation execution unit that executes a machining simulation of machining using a machine model that simulates the characteristics of a mechanical device and a machining program, and a machining program that is predicted by the machining simulation and is executed. The first machining result evaluation unit calculates a simulation machining error, which is a predicted value of the machining error of the simulation shape, for each specified portion based on the simulation shape, which is the part shape after the calculation, and the design value. Further, the machining evaluation device of the present disclosure includes a display device that displays the designated portion, design value, and simulation machining error in association with each other for each designated portion.
Claims (14)
前記加工を制御する加工プログラムが実行された後の前記部品に含まれる部位のうち指定された部位である指定部位毎の加工誤差の許容値である加工許容値と設計値とを設定する加工データ設定部と、
前記機械装置の特性を模擬する機械モデルと前記加工プログラムとを用いて、前記加工の加工シミュレーションを実行する加工シミュレーション実行部と、
前記加工シミュレーションによって予測された前記加工プログラムが実行された後の前記部品形状であるシミュレーション形状と前記設計値とに基づいて、前記シミュレーション形状の加工誤差の予測値であるシミュレーション加工誤差を、前記指定部位毎に計算する第１加工結果評価部と、
前記指定部位毎に前記指定部位と前記設計値と前記シミュレーション加工誤差とを対応付けて表示する表示装置と、
を備える、
ことを特徴とする加工評価装置。 A processing evaluation device that evaluates the shape of a part formed by a mechanical device that processes a workpiece by driving a shaft,
Machining data that sets a machining tolerance value and a design value that are machining error tolerances for each designated part that is a designated part of the parts included in the part after the machining program that controls the machining is executed. Setting section and
a machining simulation execution unit that executes a machining simulation of the machining using a machine model that simulates characteristics of the mechanical device and the machining program;
Based on the simulation shape, which is the part shape after the machining program is executed, predicted by the machining simulation, and the design value, the simulation machining error, which is a predicted value of the machining error of the simulation shape, is specified. a first machining result evaluation unit that calculates for each part;
a display device that displays the specified portion, the design value, and the simulation machining error in correspondence for each specified portion;
Equipped with
A processing evaluation device characterized by the following.
前記表示装置が前記指定部位毎に前記指定部位と前記設計値と前記シミュレーション加工誤差とを対応付けて表示した状態で、前記設計値および前記加工許容値の外部からの入力を受け付ける、 receiving external input of the design value and the machining tolerance in a state where the display device displays the designated part, the design value, and the simulation machining error in correspondence for each designated part;
ことを特徴とする請求項１に記載の加工評価装置。 The processing evaluation device according to claim 1, characterized in that:
前記表示装置は、前記第１結果判定部での判定結果を表示する、
ことを特徴とする請求項１に記載の加工評価装置。 further comprising a first result determination unit that determines for each designated part whether the simulation machining error satisfies the machining tolerance of the designated part ;
The display device displays the determination result in the first result determination section.
The processing evaluation device according to claim 1, characterized in that:
ことを特徴とする請求項３に記載の加工評価装置。 When the result determined by the first result determination unit includes the designated portion that does not satisfy the machining tolerance, the machine model and the further comprising a machining condition optimization execution unit that changes at least one of the machining programs;
The processing evaluation device according to claim 3 , characterized in that:
前記指定部位毎の前記加工許容値および前記推定加工形状に基づいて、前記指定部位の加工誤差である推定加工誤差を前記指定部位毎に計算する第２加工結果評価部と、
をさらに備える、
ことを特徴とする請求項３または４に記載の加工評価装置。 a machining shape estimation unit that estimates the part shape of the part formed by the machining as an estimated machining shape based on data of the mechanical device executing the machining;
a second machining result evaluation unit that calculates an estimated machining error, which is a machining error of the designated portion, for each designated portion based on the machining tolerance value and the estimated machining shape for each designated portion;
further comprising,
The processing evaluation device according to claim 3 or 4, characterized in that:
ことを特徴とする請求項５に記載の加工評価装置。 The method further includes a second result determination unit that compares the estimated machining error and the machining tolerance for each of the designated parts, and determines whether the estimated machining shape satisfies the machining tolerance in all of the designated parts. ,
The processing evaluation device according to claim 5 , characterized in that:
前記モデル更新判定部が前記機械モデルの更新が必要であると判定した場合に、前記機械モデルを更新するモデル更新実行部と、
をさらに備え、
前記加工シミュレーション実行部は、前記加工プログラムと更新された前記機械モデルとを用いて、前記加工の加工シミュレーションを実行する、
ことを特徴とする請求項６に記載の加工評価装置。 A model update determination that compares the determination result at the first result determination section and the determination result at the second result determination section for each of the specified parts, and determines whether or not the mechanical model needs to be updated based on the comparison result. Department and
a model update execution unit that updates the machine model when the model update determination unit determines that the machine model needs to be updated;
Furthermore,
The machining simulation execution unit executes a machining simulation of the machining using the machining program and the updated machine model.
The processing evaluation device according to claim 6 , characterized in that:
ことを特徴とする請求項７に記載の加工評価装置。 The model update execution unit uses artificial intelligence to learn the relationship between the estimated machining shape and the simulation shape, and updates the machine model based on the learning result.
The processing evaluation device according to claim 7 , characterized in that:
ことを特徴とする請求項１から４の何れか１つに記載の加工評価装置。 Based on the actual machining shape, which is the actual machining shape of the specified portion, measured by a measuring device after the machining of the workpiece is completed, and the machining tolerance, the actual machining error, which is the actual machining error, of the specified portion is determined. further comprising a second machining result evaluation unit that calculates a machining error for each designated portion;
The processing evaluation device according to any one of claims 1 to 4 .
ことを特徴とする請求項９に記載の加工評価装置。 The method further includes a second result determination unit that compares the actual machining error and the machining tolerance for each of the designated parts, and determines whether the actual machining shape satisfies the machining tolerance in all of the designated parts. ,
The processing evaluation device according to claim 9 , characterized in that:
ことを特徴とする請求項７または８に記載の加工評価装置。 Further comprising a network communication unit that transmits the updated machine model to another processing evaluation device existing on the network.
The processing evaluation device according to claim 7 or 8, characterized in that:
前記機械装置によって形成される部品の部品形状を評価する加工評価装置と、
を有し、
前記加工評価装置は、
前記加工を制御する加工プログラムが実行された後の前記部品に含まれる部位のうち指定された部位である指定部位毎の加工誤差の許容値である加工許容値と設計値とを設定する加工データ設定部と、
前記機械装置の特性を模擬する機械モデルと前記加工プログラムとを用いて、前記加工の加工シミュレーションを実行する加工シミュレーション実行部と、
前記加工シミュレーションによって予測された前記加工プログラムが実行された後の前記部品形状であるシミュレーション形状と前記設計値とに基づいて、前記シミュレーション形状の加工誤差の予測値であるシミュレーション加工誤差を、前記指定部位毎に計算する第１加工結果評価部と、
前記指定部位毎に前記指定部位と前記設計値と前記シミュレーション加工誤差とを対応付けて表示する表示装置と、
を備える、
ことを特徴とする加工システム。 A mechanical device that processes a workpiece by driving a shaft,
a processing evaluation device that evaluates a part shape of a part formed by the mechanical device;
has
The processing evaluation device includes:
Machining data that sets a machining tolerance value and a design value that are machining error tolerances for each designated part that is a designated part of the parts included in the part after the machining program that controls the machining is executed. Setting section and
a machining simulation execution unit that executes a machining simulation of the machining using a machine model that simulates characteristics of the mechanical device and the machining program;
Based on the simulation shape, which is the part shape after the machining program is executed, predicted by the machining simulation, and the design value, the simulation machining error, which is a predicted value of the machining error of the simulation shape, is specified. a first machining result evaluation unit that calculates for each part;
a display device that displays the specified portion, the design value, and the simulation machining error in correspondence for each specified portion;
Equipped with
A processing system characterized by:
ことを特徴とする請求項１２に記載の加工システム。 further comprising a network communication unit that transmits the updated machine model to another processing system existing on a network;
13. The processing system according to claim 12 .
加工評価装置が、前記加工を制御する加工プログラムが実行された後の前記部品に含まれる部位のうち指定された部位である指定部位毎の加工誤差の許容値である加工許容値と設計値とを設定する加工データ設定ステップと、
前記加工評価装置が、前記機械装置の特性を模擬する機械モデルと前記加工プログラムとを用いて、前記加工の加工シミュレーションを実行する加工シミュレーション実行ステップと、
前記加工評価装置が、前記加工シミュレーションによって予測された前記加工プログラムが実行された後の前記部品形状であるシミュレーション形状と前記設計値とに基づいて、前記シミュレーション形状の加工誤差の予測値であるシミュレーション加工誤差を、前記指定部位毎に計算する第１加工結果評価ステップと、
前記指定部位毎に前記指定部位と前記設計値と前記シミュレーション加工誤差とを対応付けて表示する表示ステップと、
を含む、
ことを特徴とする加工評価方法。 A processing evaluation method for evaluating the shape of a part formed by a mechanical device that processes a workpiece by driving a shaft, the method comprising:
A machining evaluation device calculates a machining tolerance value and a design value, which are machining error tolerances for each designated part that is a designated part of the parts included in the part after the machining program that controls the machining is executed. A machining data setting step for setting the
a machining simulation execution step in which the machining evaluation device executes a machining simulation of the machining using a machine model that simulates characteristics of the mechanical device and the machining program;
The machining evaluation device performs a simulation, which is a predicted value of a machining error of the simulation shape, based on the simulation shape, which is the part shape after the machining program is executed, and the design value, which is predicted by the machining simulation. a first machining result evaluation step of calculating a machining error for each designated portion;
a display step of displaying the designated part, the design value, and the simulation machining error in correspondence for each designated part;
including ,
A processing evaluation method characterized by the following.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2022/005351 WO2023152869A1 (en) | 2022-02-10 | 2022-02-10 | Machining evaluation device, machining system, and machining evaluation method |
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| Publication Number | Publication Date |
|---|---|
| JP7158636B1 JP7158636B1 (en) | 2022-10-21 |
| JPWO2023152869A1 JPWO2023152869A1 (en) | 2023-08-17 |
| JPWO2023152869A5 true JPWO2023152869A5 (en) | 2024-01-16 |
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| JP2022545438A Active JP7158636B1 (en) | 2022-02-10 | 2022-02-10 | Machining evaluation device, machining system, and machining evaluation method |
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| JP (1) | JP7158636B1 (en) |
| WO (1) | WO2023152869A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115576268B (en) * | 2022-12-07 | 2023-03-10 | 深圳先进技术研究院 | Following error prediction method of numerical control machining equipment |
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| JP6878378B2 (en) * | 2018-10-31 | 2021-05-26 | ファナック株式会社 | Numerical control device |
| JP7464712B2 (en) * | 2020-07-03 | 2024-04-09 | ファナック株式会社 | Postprocessor, machining program generation method, CNC machining system, and machining program generation program |
| DE112021006982T5 (en) * | 2021-02-01 | 2023-11-30 | Mitsubishi Electric Corporation | Simulation device, machine tool system, simulation method and machining method |
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