JP6356014B2 - 歯車加工機械 - Google Patents
歯車加工機械 Download PDFInfo
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- JP6356014B2 JP6356014B2 JP2014172364A JP2014172364A JP6356014B2 JP 6356014 B2 JP6356014 B2 JP 6356014B2 JP 2014172364 A JP2014172364 A JP 2014172364A JP 2014172364 A JP2014172364 A JP 2014172364A JP 6356014 B2 JP6356014 B2 JP 6356014B2
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- 238000012545 processing Methods 0.000 title claims description 75
- 238000003754 machining Methods 0.000 claims description 71
- 238000001514 detection method Methods 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 38
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/15526—Storage devices; Drive mechanisms therefor
- B23Q3/15533—Storage devices; Drive mechanisms therefor combined with manual tool transfers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/1554—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
- B23Q11/0891—Protective coverings for parts of machine tools; Splash guards arranged between the working area and the operator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/20—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling
- B23F5/22—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling the tool being a hob for making spur gears
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0078—Safety devices protecting the operator, e.g. against accident or noise
- B23Q11/0085—Safety devices protecting the operator, e.g. against accident or noise by determining whether the machine tool is in a dangerous configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/006—Arrangements for observing, indicating or measuring on machine tools for indicating the presence of a work or tool in its holder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/1554—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
- B23Q2003/155404—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising a single gripper
- B23Q2003/155411—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising a single gripper pivotable
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T409/00—Gear cutting, milling, or planing
- Y10T409/10—Gear cutting
- Y10T409/101431—Gear tooth shape generating
- Y10T409/10159—Hobbing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T483/00—Tool changing
- Y10T483/11—Tool changing with safety means
- Y10T483/115—Guard
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T483/00—Tool changing
- Y10T483/17—Tool changing including machine tool or component
- Y10T483/1702—Rotating work machine tool [e.g., screw machine, lathe, etc.]
- Y10T483/1705—Tool support comprises rotary spindle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T483/00—Tool changing
- Y10T483/17—Tool changing including machine tool or component
- Y10T483/1733—Rotary spindle machine tool [e.g., milling machine, boring, machine, grinding machine, etc.]
- Y10T483/1736—Tool having specific mounting or work treating feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T483/00—Tool changing
- Y10T483/17—Tool changing including machine tool or component
- Y10T483/1733—Rotary spindle machine tool [e.g., milling machine, boring, machine, grinding machine, etc.]
- Y10T483/1736—Tool having specific mounting or work treating feature
- Y10T483/1738—Tool head
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T483/00—Tool changing
- Y10T483/18—Tool transfer to or from matrix
- Y10T483/1873—Indexing matrix
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
- Gear Processing (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Jigs For Machine Tools (AREA)
Description
また、自動工具交換装置において待機位置と工具搬出入位置との間で加工用工具を保持する工具保持手段を回転させるようにしたことにより、例えば、歯車加工機械の後方側に加工の際に発生する切粉を排出するためのチップコンベアや切粉ボックスを設置した場合であっても、当該チップコンベアや切粉ボックスが作業の邪魔にならない方向へ工具保持手段を向けることができるので、工具保持手段への加工用工具の搬入および搬出作業を容易に行うことができる。
10 ベッド
20 コラム
21 サドル
22 ホブヘッド(工具ヘッド)
23 ホブサポート
30 ホブカッタ(加工用工具)
31 ホブカッタのクランプ部
32 ホブカッタのキー溝(位相合わせ手段)
40 テーブル(回転テーブル)
50 カウンタコラム
60 チップコンベア
61 切粉ボックス
70 搬送レール(移動手段)
80 吊り具(移動手段)
80a 吊り具のコ字形状部
81 吊り具のねじ部材(昇降手段)
82 吊り具のハンドル(昇降手段)
83 吊り具のホルダ保持部材(昇降手段、回転手段)
83a 吊り具のホルダ保持部材における本体部(昇降手段)
83b 吊り具のホルダ保持部材における連結棒(回転手段)
90 工具ホルダ(工具保持手段)
91 工具ホルダの支持部材(工具保持手段、回転手段)
92 工具ホルダの本体部(工具保持手段)
93 工具ホルダの爪部(工具保持手段)
93a 工具ホルダの爪部における切り欠き部(工具保持手段)
93b 工具ホルダの爪部におけるキー溝(位相合わせ手段)
94 工具ホルダのキー(位相合わせ手段)
95 工具ホルダの振り子部材(工具有無検出手段)
96 工具ホルダのピン(工具有無検出手段)
97 近接センサ(工具有無検出手段)
100 カバー部材
101 第一のシャッタ(扉部材)
102 第二のシャッタ(第一の扉部材)
103 第三のシャッタ(第二の扉部材)
W ワーク
P1 工具搬出入位置
P2 待機位置
P3 工具交換位置
S1 加工スペース
S2 工具交換段取りスペース(段取りスペース)
S3 作業スペース(外部スペース)
B 工具回転軸
C1 ワーク回転軸
C2 ホルダ回転軸
Claims (7)
- 工具主軸に着脱可能に装着される加工用工具の交換を自動工具交換装置によって行う歯車加工機械であって、
前記自動工具交換装置が、前記加工用工具を着脱可能に保持する工具保持手段と、前記加工用工具を交換するための工具交換位置と加工動作中に前記加工用工具を待機するための待機位置との間で前記工具保持手段を前記工具主軸の軸方向と平行な方向に移動する移動手段と、前記待機位置と前記加工用工具を搬入および搬出するための工具搬出入位置との間で前記工具保持手段を回転する回転手段とを備えたものである
ことを特徴とする歯車加工機械。 - 前記自動工具交換装置が、前記工具保持手段を鉛直な方向に昇降させる昇降手段を備えたものである
ことを特徴とする請求項1に記載の歯車加工機械。 - 前記工具保持手段が、前記加工用工具の周方向における位置決め手段を備えたものである
ことを特徴とする請求項1または請求項2に記載の歯車加工機械。 - 前記自動工具交換装置が、前記工具保持手段が前記加工用工具を保持しているか否かを検出する工具有無検出手段を備えたものである
ことを特徴とする請求項1から請求項3のいずれか一項に記載の歯車加工機械。 - 前記回転手段が、前記工具保持手段を鉛直な回転軸周りに回転させるものである
ことを特徴とする請求項1から請求項4のいずれか一項に記載の歯車加工機械。 - ベッド上に支持されるコラムと、前記コラムに支持されるサドルと、前記サドルに支持される工具ヘッドとを、それぞれ異なる三軸方向に移動可能に備え、
前記コラムと前記サドルと前記工具ヘッドの駆動によって、前記工具保持手段によって保持される前記加工用工具の軸方向と前記工具主軸の軸方向とを平行に保ったまま前記工具保持手段に保持される前記加工用工具を前記工具主軸に装着する
ことを特徴とする請求項1から請求項5のいずれか一項に記載の歯車加工機械。 - 被加工歯車に歯車加工を行う加工スペースと、前記加工用工具を前記工具保持手段に搬入および搬出するための段取りスペースと、前記加工スペースおよび前記段取りスペースの外部スペースとをそれぞれ区分けするカバー部材と、
前記カバー部材に設けられ、前記加工スペースと前記段取りスペースとを連通可能とする第一の扉部材と、
前記カバー部材に設けられ、前記段取りスペースと前記外部スペースとを連通可能とする第二の扉部材と、
前記第一の扉部材および前記第二の扉部材の開閉状態を検出する開閉状態検出手段と
を備えた
ことを特徴とする請求項1から請求項6のいずれか1項に記載の歯車加工機械。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014172364A JP6356014B2 (ja) | 2014-08-27 | 2014-08-27 | 歯車加工機械 |
US15/500,797 US10239172B2 (en) | 2014-08-27 | 2015-07-31 | Gear manufacturing machine |
CN201580041081.2A CN106573321B (zh) | 2014-08-27 | 2015-07-31 | 齿轮加工设备 |
MX2017001430A MX2017001430A (es) | 2014-08-27 | 2015-07-31 | Maquina de fabricacion de engranajes. |
PCT/JP2015/071741 WO2016031487A1 (ja) | 2014-08-27 | 2015-07-31 | 歯車加工機械 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014172364A JP6356014B2 (ja) | 2014-08-27 | 2014-08-27 | 歯車加工機械 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016047558A JP2016047558A (ja) | 2016-04-07 |
JP2016047558A5 JP2016047558A5 (ja) | 2016-05-26 |
JP6356014B2 true JP6356014B2 (ja) | 2018-07-11 |
Family
ID=55399388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014172364A Active JP6356014B2 (ja) | 2014-08-27 | 2014-08-27 | 歯車加工機械 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10239172B2 (ja) |
JP (1) | JP6356014B2 (ja) |
CN (1) | CN106573321B (ja) |
MX (1) | MX2017001430A (ja) |
WO (1) | WO2016031487A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018125213A1 (de) * | 2018-10-11 | 2020-04-16 | Liebherr-Verzahntechnik Gmbh | Verzahnmaschine |
JP7167631B2 (ja) * | 2018-10-30 | 2022-11-09 | 株式会社ジェイテクト | 工作機械及び工作機械を用いた歯車加工方法 |
JP6851525B1 (ja) * | 2020-03-25 | 2021-03-31 | Dmg森精機株式会社 | 工具マガジン装置 |
CH716713B1 (de) | 2020-12-08 | 2021-04-30 | Reishauer Ag | Werkzeugwechsler. |
CH718193A1 (de) * | 2020-12-18 | 2022-06-30 | Reishauer Ag | Werkzeugkopf und Verfahren zum Betrieb eines Werkzeugkopfes. |
JP7443470B1 (ja) | 2022-11-16 | 2024-03-05 | Dmg森精機株式会社 | 工具支持装置、及び該工具支持装置を備えた工作機械 |
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JPS59129618A (ja) * | 1983-01-06 | 1984-07-26 | Mitsubishi Heavy Ind Ltd | ホブの交換補助装置 |
IT1168695B (it) * | 1983-11-03 | 1987-05-20 | Cima | Metodo ed apparecchiatura per il cambio automatico di utensili in macchine dentatrici a creatore |
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JPH0639859Y2 (ja) | 1986-07-02 | 1994-10-19 | 株式会社カシフジ | ホブ盤のホブ交換装置 |
JPH03245938A (ja) * | 1990-02-21 | 1991-11-01 | Mitsubishi Heavy Ind Ltd | 歯切り盤の自動工具交換方法 |
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JP2000296434A (ja) * | 1999-04-12 | 2000-10-24 | Ondo Kosakusho:Kk | 自動工具交換装置 |
CN101698282B (zh) * | 2009-10-26 | 2011-07-20 | 威海华东重工有限公司 | 机床用刀具自动更换装置 |
EP2711127B1 (en) * | 2011-05-19 | 2016-07-27 | Makino Milling Machine Co., Ltd. | Machine tool having workpiece measuring function |
JP5835139B2 (ja) * | 2012-02-24 | 2015-12-24 | アイシン・エィ・ダブリュ株式会社 | 回転加工機及び回転加工方法 |
CN202943462U (zh) * | 2012-11-09 | 2013-05-22 | 西安扩力机电科技有限公司 | 一种基于自动操作臂的数控加工中心 |
JP6006622B2 (ja) * | 2012-11-15 | 2016-10-12 | コマツNtc株式会社 | 工具交換装置および工具交換方法 |
CN203726256U (zh) * | 2013-12-19 | 2014-07-23 | 常州创胜特尔数控机床设备有限公司 | 一种数控机床 |
JP6836143B2 (ja) * | 2016-12-27 | 2021-02-24 | 株式会社ジェイテクト | 工作機械 |
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WO2016031487A1 (ja) | 2016-03-03 |
MX2017001430A (es) | 2017-05-11 |
US20170232564A1 (en) | 2017-08-17 |
JP2016047558A (ja) | 2016-04-07 |
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