WO2020054426A1 - ロボット - Google Patents
ロボット Download PDFInfo
- Publication number
- WO2020054426A1 WO2020054426A1 PCT/JP2019/033732 JP2019033732W WO2020054426A1 WO 2020054426 A1 WO2020054426 A1 WO 2020054426A1 JP 2019033732 W JP2019033732 W JP 2019033732W WO 2020054426 A1 WO2020054426 A1 WO 2020054426A1
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- WO
- WIPO (PCT)
- Prior art keywords
- arm
- rotating body
- fluid passage
- fluid
- internal space
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/0054—Cooling means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/0014—Gripping heads and other end effectors having fork, comb or plate shaped means for engaging the lower surface on a object to be transported
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J18/00—Arms
- B25J18/007—Arms the end effector rotating around a fixed point
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/0008—Balancing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/0025—Means for supplying energy to the end effector
- B25J19/0029—Means for supplying energy to the end effector arranged within the different robot elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/003—Programme-controlled manipulators having parallel kinematics
- B25J9/0045—Programme-controlled manipulators having parallel kinematics with kinematics chains having a rotary joint at the base
- B25J9/0048—Programme-controlled manipulators having parallel kinematics with kinematics chains having a rotary joint at the base with kinematics chains of the type rotary-rotary-rotary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/02—Programme-controlled manipulators characterised by movement of the arms, e.g. cartesian coordinate type
- B25J9/04—Programme-controlled manipulators characterised by movement of the arms, e.g. cartesian coordinate type by rotating at least one arm, excluding the head movement itself, e.g. cylindrical coordinate type or polar coordinate type
- B25J9/041—Cylindrical coordinate type
- B25J9/042—Cylindrical coordinate type comprising an articulated arm
- B25J9/043—Cylindrical coordinate type comprising an articulated arm double selective compliance articulated robot arms [SCARA]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/06—Programme-controlled manipulators characterised by multi-articulated arms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
- B25J11/0095—Manipulators transporting wafers
Definitions
- the present invention relates to a robot for transporting a transported object.
- Patent Literature 1 discloses a robot that conveys a conveyed object in a vacuum, in which an air-cooled or water-cooled cooling mechanism (cooling pipe) is disposed in an internal space of an arm joint.
- Patent Document 2 discloses a robot that conveys a conveyed object in a vacuum, in which a distal end of an air pipe routed inside a hollow arm is disposed at a joint.
- an object of the present invention is to provide a robot that can cool a plurality of arms with a simple configuration.
- a robot according to the present invention is configured to be rotatable and to transport a conveyed object, a first arm configured to be rotatable and to convey a conveyed object, and to rotate while supporting the first arm.
- a first rotating body having a first fluid body and an internal space, the first rotating body having a first fluid passage and at least one second fluid passage communicating with the first fluid passage;
- a base end arm having a hole into which a portion of the second fluid is inserted, and a rotatable support for the second arm, and one end communicating with the second fluid passage.
- a cylindrical second rotating body having an end having a third fluid passage communicating with the internal space, at least a part of which is disposed between an inner peripheral surface of the hole and the first rotating body; , Disposed in the internal space, connected to an upstream end of the first fluid passage, and A supply device that supplies a fluid to the use passage, a first motor that directly or indirectly rotates the first rotating body, and a second motor that directly or indirectly rotates the second rotating body. It is provided.
- both the first arm and the second arm can be cooled only by supplying the fluid to the first fluid passage. As described above, a plurality of arms can be cooled with a simple configuration without providing a pipe.
- the first arm is disposed above the second arm, and the first rotating body supports the first arm while being inserted into a hole provided in the second arm. It is preferable that the upper part of the second rotating body is disposed at a position lower than the upper part of the first rotating body.
- the first arm in a configuration in which the first arm and the second arm are arranged vertically, the first arm can be rotated by the first rotating body, and the second arm can be rotated by the second rotating body. Can be done.
- the first arm and the second arm may be arranged in a vacuum, and the internal space may be at atmospheric pressure.
- the vacuum environment does not emit heat due to convection and heat easily accumulates.
- the first and second arms can be cooled well by the above configuration.
- the temperature of the conveyed object may be 100 ° C. or higher.
- the first arm and the second arm can be satisfactorily cooled even if the temperature of the conveyed object is 100 ° C. or higher.
- the robot according to the present invention includes a first hand for transporting a transported object, a second hand for transporting the transported object, a first arm to which the first hand is directly or indirectly attached, and a second arm for directly or indirectly attaching the second hand.
- a first rotating body having a first fluid passage and a second fluid passage communicating with the first fluid passage, and rotatably supporting the second arm or the second hand;
- a second rotating body having a third fluid passage communicating with the two fluid passage; and a second rotating body disposed in the internal space and directly or indirectly connected to one of the first fluid passage and the third fluid passage.
- a supply device for supplying, wherein at least a part of the first rotating body is inserted and arranged in the hole, and at least a part of the second rotating body is connected to an inner peripheral surface of the hole and the first rotating body. It is arranged between the rotating body.
- the supply device supplies the fluid to the first fluid passage of the first rotating body, the first rotating body is cooled by the fluid, and the first hand or the first arm moves from the first hand or the first arm to the first rotating body.
- the first arm can be cooled by the heat conduction of the first arm.
- a second fluid passage communicating with the first fluid passage communicates with a third fluid passage provided in the second rotating body.
- the fluid in the first fluid passage flows into the third fluid passage via the second fluid passage, so that the second rotating body is cooled by the fluid.
- the second arm can be cooled by heat conduction from the second hand or the second arm to the second rotating body.
- FIG. 1 is a perspective view showing a robot according to an embodiment of the present invention.
- FIG. 2 is a plan view showing a part of the robot of FIG. 1.
- FIG. 3 is a sectional view taken along line III-III of FIG. 2.
- a robot 100 includes a base arm 30 rotatably provided on a base arm 90, and a rotatable arm provided on the base arm 30.
- a first arm (upper arm) 10 provided and a second arm (lower arm) 40 rotatably provided on the base arm 30 and disposed below the first arm 10.
- a hand H on which the transported object W is placed is attached to the distal ends of the first arm 10 and the second arm 40.
- the hand H of the first arm 10 corresponds to a first hand
- the hand H of the second arm 40 corresponds to a second hand.
- the base-side arm 90 is provided on the base 91.
- a flange portion 15 is provided on the opening edge of the first rotating body 11.
- a gear 17 is fixed to the flange portion 15 by a bolt 16.
- a first gear train 61 including a driving gear is connected to the gear 17.
- the driving gear of the first gear train 61 is driven to rotate by the first motor 60.
- the gear 17 rotates via the first gear train 61.
- the first rotating body 11 rotates around its axis, so that the first arm 10 also rotates.
- the first rotating body 11 has a first fluid passage 12 extending in the axial direction thereof, and at least one second fluid passage 22 communicating with the first fluid passage 12.
- the second fluid passage 22 is formed through the peripheral wall of the first rotating body 11.
- the downstream end of the second fluid passage 22 is provided with a space 48 provided between the first rotating body 11 and the second rotating body 41, and the thickness of the second rotating body 41 and the proximal arm 30 is increased.
- a third fluid passage 50 formed inside each of the outer ring portion 31 and the outer ring portion 31 described later.
- the downstream end of the third fluid passage 50 communicates with the internal space 30a.
- the second fluid passage 22 and the third fluid passage 50 are indicated by broken lines.
- the use passage 50 is represented by a solid line.
- the second rotating body 41 is arranged between the inner peripheral surface of the hole 34 of the proximal arm 30 and the first rotating body 11.
- the second rotating body 41 has a cylindrical upper portion 42 to which the base end of the second arm 40 is fixed, an annular middle wheel portion 45 fixed to a lower portion of the upper portion 42 by a bolt 46, and And a gear 49 fixed by bolts 46 below the middle wheel portion 45 at a position above the gear 17.
- the middle wheel portion 45 has V-grooves on its outer peripheral portion and inner peripheral portion.
- a second gear train 63 including a driving gear is connected to the gear 49. The driving gear of the second gear train 63 is driven to rotate by the second motor 62.
- annular outer ring portion 31 is fixed to the inner peripheral surface of the proximal arm 30.
- the outer ring portion 31 has a V-groove at a position on the inner periphery thereof opposite to the V-groove on the outer periphery of the middle ring portion 45.
- annular inner ring portion 32 is provided on the above-mentioned flange portion 15 of the first rotating body 11.
- the inner ring portion 32 has a V-groove at a position on the outer periphery thereof opposite to the V-groove on the inner periphery of the middle ring portion 45.
- a roller is provided between the V groove of the outer ring portion 31 and the V groove of the outer peripheral portion of the middle ring portion 45, and the V groove of the inner peripheral portion of the middle ring portion 45 and the V A roller (roller) is provided between the groove and the groove.
- both the cross roller bearing of the first rotating body 11 and the cross roller bearing of the second rotating body 41 are realized.
- the gear 49 rotates via the second gear train 63.
- the second rotating body 41 rotates around the same axis as the first rotating body 11 independently of the first rotating body 11, and accordingly, the second arm 40 also rotates. ing.
- An annular seal member 47 is provided between the first rotating body 11 and the upper part 42 of the second rotating body 41. Specifically, an annular groove is provided in the upper portion 42 of the second rotating body 41, and the annular member is provided in a state where the seal member 47 is fitted in the groove.
- An annular seal member 35 is provided between the upper portion 42 of the second rotating body 41 and the upper inner peripheral surface of the proximal arm 30. More specifically, an annular groove is provided in the upper inner peripheral surface of the base end arm 30, and the seal member 35 is provided in a state in which the groove is fitted.
- a plate 18 is fixed to the opening end of the first rotating body 11 with a bolt 19 so as to close the opening.
- a supply passage 21 communicating with the first fluid passage 12 and having a smaller diameter than the first fluid passage 12 is provided in the center of the plate 18.
- the supply port of the supply device 64 is connected to the supply passage 21.
- the cooling fluid discharged from the supply device 64 is supplied to the first fluid passage 12 of the first rotating body 11 via the supply passage 21.
- the first rotating body 11 is cooled by the cooling fluid, and the first arm 10 can be cooled by heat conduction from the first arm 10 to the first rotating body 11.
- the downstream end of the second fluid passage 22 that communicates with the first fluid passage 12 of the first rotating body 11 communicates with the upstream end of the third fluid passage 50 that communicates with the internal space 30a.
- the cooling fluid supplied to the first fluid passage 12 flows into the third fluid passage 50 via the second fluid passage 22, so that the second rotating body 41 is cooled by the cooling fluid.
- the second arm 40 can be cooled by heat conduction from the second arm 40 to the second rotating body 41.
- the cooling fluid is supplied to the first fluid passage 12 of the first rotating body 11 that supports the first arm 10 by the supply device 64.
- the first rotating body 11 is cooled by the cooling fluid
- the first arm 10 can be cooled by heat conduction from the first arm 10 to the first rotating body 11.
- the downstream end of the second fluid passage 22 of the first rotating body 11 that communicates with the first fluid passage 12 communicates with the third fluid passage 50 provided in the second rotating body 41.
- the cooling fluid in the first fluid passage 12 flows into the third fluid passage 50 via the second fluid passage 22, so that the second rotating body 41 is cooled by the cooling fluid.
- the second arm 40 can be cooled by heat conduction from the second arm 40 to the second rotating body 41.
- both the first arm 10 and the second arm 40 can be cooled only by supplying the cooling fluid to the first fluid passage 12. As described above, a plurality of arms can be cooled with a simple configuration without providing a pipe.
- the cooling fluid that has flowed into the space 48 between the first rotating body 11 and the second rotating body 41 passes through the space between the inner ring portion 32 and the middle wheel portion 45, and is then discharged into the internal space 30a. In some cases. Similarly, the cooling fluid that has flowed into the space 48 may pass between the middle ring portion 45 and the outer ring portion 31 and then be discharged to the internal space 30a. This also forms the flow path of the cooling fluid and further suppresses the accumulation of the cooling fluid.
- the first arm 10 and the second arm 40 can be satisfactorily cooled by the above configuration.
- the first arm 10 is supported by the first rotating body 11 and the second arm 40 is supported by the second rotating body 41.
- the hand H may be rotatably supported by the rotating body 11 and the second rotating body 41, respectively.
- the first arm 10 and the second arm 40 are arranged in a vacuum.
- the present invention is not limited to this.
- the present invention can be similarly applied to a case where a high-temperature conveyed object W is arranged and conveyed.
- air is used as the cooling fluid.
- another cooling fluid such as nitrogen gas or argon may be used.
- the first rotating body 11 is formed in a bottomed cylindrical shape, but is not limited thereto, and may be formed in a tubular shape having no bottom.
- the temperature of the transported object W to be transported is 800 ° C., but the temperature of the transported object W may be higher than the atmosphere.
- Reference Signs List 10 first arm 11 first rotating body 12 first fluid passage 22 second fluid passage 30 proximal arm 30a internal space 34 hole 40 second arm 40a hole 41 second rotating body 50 third fluid passage 60 First motor 62 Second motor 64 Supply device 100 Robot H Hand W Conveyed object
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manipulator (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
Description
上記説明から、当業者にとっては、本発明の多くの改良や他の実施形態が明らかである。したがって、上記説明は、例示としてのみ解釈されるべきであり、本発明を実行する最良の態様を当業者に教示する目的で提供されたものである。本発明の精神を逸脱することなく、その構造及び/又は機能の詳細を実質的に変更できる。
11 第1回動体
12 第1流体用通路
22 第2流体用通路
30 基端側アーム
30a 内部空間
34 孔部
40 第2アーム
40a 孔部
41 第2回動体
50 第3流体用通路
60 第1モータ
62 第2モータ
64 供給装置
100 ロボット
H ハンド
W 搬送物
Claims (5)
- 回動可能に構成され、搬送物を搬送する第1アームと、
回動可能に構成され、搬送物を搬送する第2アームと、
前記第1アームを支持して回動可能に構成されると共に、第1流体用通路と前記第1流体用通路に連通する少なくとも1つの第2流体用通路とを有する第1回動体と、
内部空間を有し、前記第1回動体の一部が挿入されて配置される孔部を有する基端側アームと、
前記第2アームを支持して回動可能に構成されると共に、一方端が前記第2流体用通路に連通し他方端が前記内部空間に連通する第3流体用通路を有し、前記孔部の内周面と前記第1回動体との間に少なくともその一部が配置された筒状の第2回動体と、
前記内部空間に配置され前記第1流体用通路の上流端側に接続されると共に、前記第1流体用通路に流体を供給する供給装置と、
前記第1回動体を直接又は間接的に回動させる第1モータと、
前記第2回動体を直接又は間接的に回動させる第2モータと、を備えた、ロボット。 - 前記第1アームは、前記第2アームの上方に配置され、
前記第1回動体は、前記第2アームに設けられた孔部に挿通された状態で前記第1アームを支持しており、
前記第2回動体の上部は、前記第1回動体の上部よりも低い位置に配置されている、請求項1に記載のロボット。 - 前記第1アームおよび前記第2アームは真空中に配置され、前記内部空間は大気圧となっている、請求項1又は2に記載のロボット。
- 前記搬送物の温度が100℃以上である、請求項1乃至3の何れか1項に記載のロボット。
- 搬送物を搬送する第1ハンドと、
搬送物を搬送する第2ハンドと、
前記第1ハンドが直接もしくは間接的に取り付けられる第1アームと、
前記第2ハンドが直接もしくは間接的に取り付けられる第2アームと、
内部空間、および前記内部空間と外部空間とを連通する孔部を有する基端側アームと、
前記第1アーム又は前記第1ハンドを回動可能に支持すると共に、第1流体用通路および前記第1流体用通路に連通する第2流体用通路を有する第1回動体と、
前記第2アーム又は前記第2ハンドを回動可能に支持すると共に、前記第2流体用通路に連通する第3流体用通路を有する第2回動体と、
前記内部空間に配置され、前記第1流体用通路および前記第3流体用通路の何れか一方に直接又は間接的に接続されて流体を供給する供給装置と、を備え、
前記第1回動体の少なくとも一部が前記孔部に挿入されて配置され、
前記第2回動体の少なくとも一部が前記孔部の内周面と前記第1回動体との間に配置される、ロボット。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR1020217008914A KR102505762B1 (ko) | 2018-09-10 | 2019-08-28 | 로봇 |
CN201980059198.1A CN112673464B (zh) | 2018-09-10 | 2019-08-28 | 机器人 |
US17/274,454 US11338431B2 (en) | 2018-09-10 | 2019-08-28 | Robot |
JP2020546840A JP6955639B2 (ja) | 2018-09-10 | 2019-08-28 | ロボット |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2018-168964 | 2018-09-10 | ||
JP2018168964 | 2018-09-10 |
Publications (1)
Publication Number | Publication Date |
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WO2020054426A1 true WO2020054426A1 (ja) | 2020-03-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2019/033732 WO2020054426A1 (ja) | 2018-09-10 | 2019-08-28 | ロボット |
Country Status (6)
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US (1) | US11338431B2 (ja) |
JP (1) | JP6955639B2 (ja) |
KR (1) | KR102505762B1 (ja) |
CN (1) | CN112673464B (ja) |
TW (1) | TWI704989B (ja) |
WO (1) | WO2020054426A1 (ja) |
Families Citing this family (2)
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CA3022263A1 (en) * | 2018-10-26 | 2020-04-26 | Joel SULLIVAN | Welding robot for repairing a surface defect in a press platen surface while placed in a press at operating temperature |
CN113488422A (zh) * | 2021-06-30 | 2021-10-08 | 北京屹唐半导体科技股份有限公司 | 传送装置和处理系统 |
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2019
- 2019-08-28 WO PCT/JP2019/033732 patent/WO2020054426A1/ja active Application Filing
- 2019-08-28 KR KR1020217008914A patent/KR102505762B1/ko active IP Right Grant
- 2019-08-28 US US17/274,454 patent/US11338431B2/en active Active
- 2019-08-28 CN CN201980059198.1A patent/CN112673464B/zh active Active
- 2019-08-28 JP JP2020546840A patent/JP6955639B2/ja active Active
- 2019-09-10 TW TW108132557A patent/TWI704989B/zh active
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JP2013052500A (ja) * | 2011-09-06 | 2013-03-21 | Daihen Corp | ワーク搬送装置 |
JP2013103330A (ja) * | 2011-11-16 | 2013-05-30 | Nidec Sankyo Corp | 産業用ロボット |
JP2018064003A (ja) * | 2016-10-11 | 2018-04-19 | 株式会社レクザム | ワーク搬送ロボット |
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KR20210048529A (ko) | 2021-05-03 |
CN112673464A (zh) | 2021-04-16 |
CN112673464B (zh) | 2024-01-30 |
JPWO2020054426A1 (ja) | 2021-08-30 |
KR102505762B1 (ko) | 2023-03-06 |
US11338431B2 (en) | 2022-05-24 |
TW202026118A (zh) | 2020-07-16 |
TWI704989B (zh) | 2020-09-21 |
JP6955639B2 (ja) | 2021-10-27 |
US20220048182A1 (en) | 2022-02-17 |
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