WO2023053761A1 - 連結装置およびクランプ装置 - Google Patents
連結装置およびクランプ装置 Download PDFInfo
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- WO2023053761A1 WO2023053761A1 PCT/JP2022/031192 JP2022031192W WO2023053761A1 WO 2023053761 A1 WO2023053761 A1 WO 2023053761A1 JP 2022031192 W JP2022031192 W JP 2022031192W WO 2023053761 A1 WO2023053761 A1 WO 2023053761A1
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- piston
- cylinder
- chamber
- cylinder chamber
- cylinder body
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/0063—Connecting non-slidable parts of machine tools to each other
- B23Q1/0081—Connecting non-slidable parts of machine tools to each other using an expanding clamping member insertable in a receiving hole
Definitions
- This technology relates to a connecting device and a clamping device.
- Patent Documents 1 and 2 A device that fixes a movable member such as a work pallet in alignment with a reference member such as a table of a machining center has been conventionally known (for example, Patent Documents 1 and 2 below).
- An object of the present technology is to provide a connecting device and a clamping device that are reduced in size while increasing the connecting force or clamping force.
- a connection device is a connection device capable of connecting a first member and a second member while positioning them to each other, and includes a fluid pressure cylinder fixed to the first member.
- a clamping device is a clamping device capable of fixing a second member to a first member, and includes a fluid pressure cylinder fixed to the first member.
- the fluid pressure cylinder drives a cylinder body, a first piston and a second piston reciprocable along a first direction with respect to the cylinder body, and the first piston and the second piston to one side in the first direction. and a biasing member.
- the cylinder body has a first cylinder chamber for driving the first piston in the other side in the first direction, and a second cylinder chamber formed separately from the first cylinder chamber for driving the second piston in the other side. .
- FIG. 3 is an enlarged view around an engaging ball in the clamp device shown in FIGS. 1 and 2;
- FIG. 4 is a top view of the clamping device shown in FIGS. 1-3;
- FIG. 5 is an enlarged longitudinal sectional view showing the structure around the clamping chamber and the unclamping chamber of the clamping device shown in FIGS. 1 to 4; It is a figure which shows the longitudinal cross-section of the clamp apparatus which concerns on a modification.
- 7 is an enlarged view of the VII section in FIG. 6.
- the present technology can be applied to general connecting devices that connect a first member and a second member while performing relative positioning. Specifically, for example, mechanisms for machine tool pallet exchange, lathe chuck exchange, and robot hand exchange, gear processing machines, measuring machines, inspection machines, cleaning machines, transfer devices, assembly devices, and welding devices This technology can be applied to a mechanism for changing jigs, a mechanism for changing molds of presses and injection molding machines, and the like.
- FIG. 1 and 2 are longitudinal sectional views showing the clamping device according to this embodiment. 1 shows the unclamped state (first state), and FIG. 2 shows the clamped state (second state).
- the clamping device fixes a movable member 2 (second member/fixed object) to a reference member 1 (first member/base body) and positions the movable member 2 with respect to the reference member 1. (left-right direction, up-down direction, and depth direction in FIGS. 1 and 2).
- a reference member 1 is, for example, a table of a machining center.
- the movable member 2 is, for example, a work pallet or the like fixed to the table.
- a clamp cylinder 100 can be fixed to the reference member 1 .
- a ring member 200 (annular member) can be fixed to the movable member 2 .
- the clamp cylinder 100 and the ring member 200 are fixed to the reference member 1 and the movable member 2 by fixing members 300 and 400 (bolts), respectively.
- Clamp cylinder 100 and ring member 200 may be fixed by fixing means other than fixing members 300 and 400 .
- the clamp cylinder 100 (fluid pressure cylinder) includes a cylinder body 10, a first piston member 20, a second piston member 30, a clamping chamber 40, an unclamping chamber 50, and a steel ball 60 (engagement portion/engagement ball), a sealing member 70, and a biasing member 80.
- the bottom of the cylinder body 10 is fitted into the hole 1A of the reference member 1. By precisely adjusting the position and diameter of the hole 1A, the cylinder body 10 can be aligned.
- the cylinder body 10 has a port 11A.
- a seal member 11B is provided around the port 11A.
- the port 11 ⁇ /b>A communicates with the air flow path 3 provided in the reference member 1 .
- the first piston member 20 includes a piston portion 21, a rod portion 22 and an air passage 23.
- the air passage 23 includes a first portion 23A extending in the axial direction of the rod portion 22 and a second portion 23B extending from the first portion 23A in the radial direction of the rod portion 22 and opening to the outer peripheral surface of the rod portion 22. .
- a recess 31 is formed on the outer periphery of the second piston member 30 .
- the second piston member 30 is fixed to the tip side of the rod portion 22 of the first piston member 20 by a fixing member 32 (bolt).
- the rod portion 22 thereby connects the piston portion 21 of the first piston member 20 and the second piston member 30 . Therefore, the first piston member 20 and the second piston member 30 can integrally reciprocate with respect to the cylinder body 10 in the axial direction (first direction).
- the clamp chamber 40 is formed above the piston portion 21 of the first piston member 20 . More specifically, the clamp chamber 40 is formed between the upper surface of the piston portion 21 of the first piston member 20 and the cylinder body 10 .
- a working fluid for clamping is supplied from the air flow path 3 to the clamp chamber 40 via the port 11A and the air passage 11C.
- the first piston member 20 and the second piston member 30 are driven to the fixed side (lower side in the drawing: one side in the first direction).
- the working fluid supplied to the clamp chamber 40 can be discharged from the air flow path 3 via the air passage 11C and the port 11A.
- air is used as the working fluid for clamping, but the working fluid is not limited to air. Hydraulic pressure may be used instead of air pressure.
- the unclamping chamber 50 includes a first unclamping chamber 51 (first cylinder chamber) and a second unclamping chamber 52 (second cylinder chamber) which are separated from each other.
- the first unclamping chamber 51 and the second unclamping chamber 52 are separated from each other with the clamping chamber 40 interposed therebetween.
- the first unclamping chamber 51 is formed below the piston portion 21 of the first piston member 20 . More specifically, the first unclamping chamber 51 is formed between the bottom surface of the hole 1 ⁇ /b>A of the reference member 1 , the inner peripheral surface of the cylinder body 10 and the lower surface of the first piston member 20 .
- a second unclamping chamber 52 is formed above the clamping chamber 40 . More specifically, the second unclamping chamber 52 is formed between the cylinder body 10 , the outer peripheral surface of the rod portion 22 of the first piston member 20 and the lower surface of the second piston member 30 .
- the working fluid for unclamping is supplied to the first unclamping chamber 51 from the air flow path 4 formed in the reference member 1 .
- the unclamping working fluid supplied to the first unclamping chamber 51 is also supplied to the second unclamping chamber 52 via the air passage 23 of the first piston member 20 .
- the first portion 23A of the air passage 4 and the air passage 23 is formed at a position coinciding with the axial center of the clamp cylinder 100.
- the first portion 23A may be formed at a position offset from the axial center of the clamp cylinder 100. As shown in FIG.
- the first piston member 20 and the second piston member 30 are driven to the unlocking side (upper side in the figure: the other side in the first direction).
- the working fluid supplied to the unclamping chamber 50 can be discharged from the air flow path 4 .
- air is used as the working fluid for unclamping, but the working fluid is not limited to air. Hydraulic pressure may be used instead of air pressure.
- the supply of the working medium to the unclamping chamber 50 is not limited to the mode of supplying the working medium from the air flow path 4 to the first unclamping chamber 51 .
- the working medium is supplied from the air flow path 4 to the second unclamping chamber 52 , and the working medium is also supplied from the second unclamping chamber 52 to the first unclamping chamber 51 via the air passage 23 .
- a certain aspect may be sufficient.
- the steel ball 60 is held by the cylinder body 10 and positioned on the inner peripheral side of the ring member 200 .
- a plurality of steel balls 60 are provided so as to line up in the circumferential direction of ring member 200 .
- Each steel ball 60 is held by the cylinder body 10 .
- each steel ball 60 is received in the recess 31 of the second piston member 30 .
- the steel ball 60 does not protrude radially outward of the cylinder body 10 and does not press the ring member 200 .
- the first piston member 20 and the second piston member 30 are biased toward the unclamping side (upper side in FIG. 1) to lift the movable member 2 .
- the movable member 2 can be removed and replaced.
- the steel ball protrudes radially outward from the cylinder body 10 and presses the ring member 200 toward the reference member 1 (diagonally downward in FIG. 2).
- the sealing member 70 includes a sealing member 71 provided on the outer periphery of the piston portion 21 of the first piston member 20, a sealing member 72 provided between the rod portion 22 of the first piston member 20 and the cylinder body 10, A seal member 73 provided on the outer circumference of the second piston member 30, a seal member 74 provided between the rod portion 22 of the first piston member 20 and the second piston member 30, the outer circumference of the cylinder body 10 and the reference and a seal member 75 provided between the member 1 and the member 1 .
- the sealing member 71 seals between the clamping chamber 40 and the first unclamping chamber 51 .
- the sealing member 72 seals between the clamping chamber 40 and the second unclamping chamber 52 .
- the seal members 73 and 74 seal between the second unclamping chamber 52 and the outside of the cylinder body 10 .
- the seal member 75 seals between the first unclamping chamber 51 and the outside of the cylinder body 10 .
- the biasing member 80 is housed inside the clamp chamber 40 .
- the urging members 80 illustrated in FIGS. 1 and 2 are coil springs arranged circumferentially on the outer periphery of the rod portion 22 .
- An elastic member such as a leaf spring may be used instead of the coil spring.
- the biasing member 80 biases the piston portion 21 of the first piston member 20 and the cylinder body 10 in the direction of separating them from each other.
- the biasing member 80 drives the first piston member 20 downward. Therefore, in addition to the working fluid pressure for clamping into the clamping chamber 40 , the clamping force for fixing the movable member 2 can be ensured by the biasing force of the biasing member 80 . This may increase the clamping force of the clamping device.
- the first unclamping chamber 51 first Three cylinder chambers are formed: a cylinder chamber), a second unclamping chamber 52 (second cylinder chamber), and a clamping chamber 40 (third cylinder chamber).
- the clamping chamber 40 is provided between the first unclamping chamber 51 and the second unclamping chamber 52 .
- the lower side of the first unclamping chamber 51 is defined by the reference member 1.
- the first unclamping chamber 51 and the clamping chamber 40 are separated by the piston portion 21 of the first piston member 20 .
- the clamping chamber 40 and the second unclamping chamber 52 are separated by the cylinder body 10 .
- the upper side of the second unclamping chamber 52 is defined by the second piston member 30 .
- the steel ball 60 moves radially (second direction) to switch between the unclamped state and the clamped state.
- FIG. 3 is an enlarged view around the steel ball 60 in the clamp cylinder 100.
- the steel ball 60 is held by the holding portion 14 of the cylinder body 10 .
- An inclined surface 31A is provided on the upper side of the concave portion 31 of the second piston member 30 (on the movable member 2 side).
- the cylinder body 10 has a reference surface 15.
- the detection port 13 opens onto the reference plane 15 .
- the contact surface 220 of the ring member 200 contacts the reference surface 15, the detection port 13 is closed, and the air supplied from the air flow path 6 (see FIG. 6) does not leak.
- the air pressure in the air flow path 6 rises. Therefore, by measuring the air pressure in the air flow path 6, it is possible to detect whether the clamping operation is performed normally. Also, by providing a plurality of detection ports 13, the inclination of the movable member 2 can be detected.
- the second piston member 30 driven upward in FIG. 3 pushes up the movable member 2 .
- the detection port 13 is open on the reference plane 15, so air supplied from the air flow path 6 leaks.
- Positioning in the horizontal direction is performed by the inner peripheral tapered surface 230 of the ring member 200 coming into contact with the outer peripheral tapered surface 110 of the clamp cylinder 100 (cylinder body 10).
- the contact surface 220 of the ring member 200 comes into contact with the reference surface 15 of the cylinder body 10 to perform positioning in the height direction.
- the inner peripheral tapered surface 230 of the ring member 200 and the outer peripheral tapered surface 110 of the clamp cylinder 100 (cylinder body 10) are polygon tapered, the single clamp cylinder 100 can perform perfect positioning.
- FIG. 4 is a top view of the clamp cylinder 100.
- the cylinder body 10 has a flange portion 16 protruding away from the central axis of the cylinder body 10 .
- the cylinder body 10 is fixed to the reference member 1 by the fixing member 300 inserted through the flange portion 16 .
- the total biasing force can be increased without excessively increasing the length of each biasing member 80.
- FIG. As a result, it is possible to reduce the size of the clamp cylinder 100 particularly in the height direction (the depth direction in FIG. 4).
- the steel balls 60 are arranged on the outer circumference of the second piston member 30 that defines the second unclamping chamber 52 .
- the number of steel balls 60 arranged in the circumferential direction can be increased compared to the case where the steel balls 60 are arranged (that is, the case where there is no second piston member 30).
- the surface pressure acting on each steel ball 60 can be reduced, and the size of the steel ball 60 can be reduced.
- FIG. 5 is an enlarged longitudinal sectional view showing the structure around the clamping chamber 40 and the unclamping chamber 50 of the clamp cylinder 100.
- the cylinder main body 10 includes a partition wall portion 10B that separates the clamping chamber 40 and the unclamping chamber 50, and a lower portion (first unclamping chamber 51 side) from the inner peripheral side end portion of the partition wall portion 10B. and a projection 10C for guiding the rod portion 22 of the first piston member 20.
- the cylinder main body 10 forms a recess 10A (first recess) having a partition wall portion 10B as a bottom portion and a protrusion portion 10C as a side wall.
- the recess 10A faces the piston portion 21 of the first piston member 20.
- the piston portion 21 of the first piston member 20 has a recessed portion 20A (second recessed portion) recessed in a direction away from the partition wall portion 10B.
- the recessed portion 20A faces the partition wall portion 10B of the cylinder body 10 .
- the biasing member 80 is provided between the piston portion 21 of the first piston member 20 and the partition wall portion 10B.
- the biasing member 80 is housed in a space formed by the concave portions 10A and 20A facing each other.
- the biasing member 80 biases the partition wall portion 10B of the cylinder body 10 and the piston portion 21 of the first piston member 20 in a direction to separate them from each other.
- An air passage 11C formed in the cylinder body 10 has a bent portion 11C1.
- the air passage 11C extends obliquely upward from the port 11A, bends at a substantially right angle at the bent portion 11C1, extends obliquely downward from the bent portion 11C1, and reaches the clamp chamber .
- the biasing force of the biasing member 80 constitutes the clamping force of the clamp cylinder 100 together with the air pressure supplied from the air flow path 3 to the clamp chamber 40 . It should be noted that the clamping force may be constituted only by the biasing force of the biasing member 80 .
- the air pressure from the air flow path 4 is supplied to the first unclamping chamber 51 and the second unclamping chamber 52 .
- the first piston member 20 and the second piston member 30 are driven to the unclamping side (upper side in FIG. 5) against the biasing force of the biasing member 80 .
- the first piston member 20 and the second piston member 30 rise until the tip of the projecting portion 10C of the cylinder body 10 abuts on the stepped portion formed on the rod portion 22 .
- the second piston member 30 has a recessed portion 30A (third recessed portion) recessed in a direction away from the partition wall portion 10B of the cylinder body 10.
- the air passage 23 that communicates the first unclamping chamber 51 and the second unclamping chamber 52 communicates with the second unclamping chamber 52 in a region located within the recess 30A.
- the entire second portion 23B of the air passage 23 is positioned within the recess 30A, but the second portion 23B of the air passage 23 is partially located in the height direction. Even when positioned within the recess 30A, the air passage 23 should be interpreted as "communicating with the second unclamping chamber 52 in the region positioned within the recess 30A".
- the unclamping chamber 50 is divided into two parts, a first unclamping chamber 51 and a second unclamping chamber 52, and two members, the first piston member 20 and the second piston member 30, are driven.
- the driving force on the unclamping side can be increased.
- the unclamping side is driven against the biasing force of the biasing member 80 . Therefore, the biasing force of the biasing member 80 can be increased as the driving force on the unclamping side is increased.
- the driving force on the clamp side can be increased.
- the clamping force of the clamp cylinder 100 can be increased.
- one clamping chamber 40 is formed, the biasing member 80 is provided in the clamping chamber 40, and the unclamping chamber 50 is divided into two. It is also possible to form a structure in which the unclamping chamber 50 is divided into two and one unclamping chamber 50 is formed, and the biasing member 80 is provided in the unclamping chamber 50 .
- FIG. 6 is a view showing a longitudinal section of a clamp cylinder 100 according to a modified example.
- the structure shown in FIG. 6 is naturally applicable to the clamp cylinder 100 shown in FIGS. 1-5.
- the cylinder body 10 has ports 12A and 13A. Seal members 12B and 13B are provided around the ports 12A and 13A, respectively. Ports 12A and 13A communicate with air flow paths 5 and 6 provided in reference member 1, respectively.
- the cylinder body 10 has air passages 12C and 13C communicating with the ports 12A and 13A, respectively.
- the air passage 12C reaches the air blow chamber 90.
- the air blow chamber 90 is formed between the inner circumference of the cylinder body 10 and the fitting member 91 .
- the fitting member 91 is fixed to the cylinder body 10 with a retaining ring 92 .
- the air passage 13 ⁇ /b>C opens to the outside of the cylinder body 10 through the detection port 13 .
- FIG. 7 is an enlarged view of the VII section in FIG.
- the air blow chamber 90 communicates with spaces A and B outside the cylinder body 10 through air passages 12D and 12E, respectively.
- the air supplied to the air blow chamber 90 is discharged toward the spaces A and B from the air passages 12D and 12E. This makes it possible to prevent chips, coolant, etc. from entering the cylinder body 10 .
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Abstract
Description
Claims (9)
- 第1部材と第2部材を互いに位置決めしながら連結することが可能な連結装置であって、前記第1部材に固定される流体圧シリンダを備え、
前記流体圧シリンダは、シリンダ本体と、前記シリンダ本体に対して第1方向に沿って往復動可能な第1ピストンおよび第2ピストンと、前記第1ピストンおよび前記第2ピストンを前記第1方向の一方側に駆動する付勢部材とを含み、
前記シリンダ本体は、前記第1ピストンを前記第1方向の他方側に駆動する第1シリンダ室と、前記第1シリンダ室と分離して形成され、前記第2ピストンを前記他方側に駆動する第2シリンダ室とを有する、連結装置。 - 前記付勢部材は、前記第1方向において前記第1シリンダ室および前記第2シリンダ室の間に設けられる、請求項1に記載の連結装置。
- 前記シリンダ本体は、前記第1シリンダ室および前記第2シリンダ室の間に設けられ、前記第1ピストンおよび前記第2ピストンを前記第1方向の一方側に駆動する第3シリンダ室をさらに有し、
前記付勢部材は前記第3シリンダ室に収納される、請求項1または請求項2に記載の連結装置。 - 前記シリンダ本体は、前記第2シリンダ室と前記第3シリンダ室とを区画する隔壁部をさらに有し、
前記付勢部材は、前記隔壁部と前記第1ピストンとの間に設けられる、請求項3に記載の連結装置。 - 前記シリンダ本体は、前記第1ピストンから離れる方向に凹む第1凹部を有し、
前記第1ピストンは、前記隔壁部から離れる方向に凹む第2凹部を有し、
前記付勢部材は、前記第1凹部および前記第2凹部に収容されるように設けられる、請求項4に記載の連結装置。 - 前記流体圧シリンダは、前記第1方向に沿って延び、前記第1ピストンおよび前記第2ピストンを接続するロッド部をさらに含み、
前記第1シリンダ室および前記第2シリンダ室を連通させる通路が前記ロッド部に形成される、請求項1から請求項5のいずれか1項に記載の連結装置。 - 前記第2部材に固定される環状部材をさらに備え、
前記流体圧シリンダは、前記環状部材の内周側に位置することが可能、かつ、前記第1ピストンおよび前記第2ピストンの往復動に伴って、前記環状部材を押圧しない第1状態と、前記環状部材を前記第1部材側に押圧する第2状態とを切り換えることが可能な係合部をさらに含む、請求項1から請求項6のいずれか1項に記載の連結装置。 - 前記第2ピストンの移動に伴って、前記第1方向に直交する第2方向に向かって前記係合部が移動する、請求項7に記載の連結装置。
- 第1部材に第2部材を固定することが可能なクランプ装置であって、前記第1部材に固定される流体圧シリンダを備え、
前記流体圧シリンダは、シリンダ本体と、前記シリンダ本体に対して第1方向に沿って往復動可能な第1ピストンおよび第2ピストンと、前記第1ピストンおよび前記第2ピストンを前記第1方向の一方側に駆動する付勢部材とを含み、
前記シリンダ本体は、前記第1ピストンを前記第1方向の他方側に駆動する第1シリンダ室と、前記第1シリンダ室と分離して形成され、前記第2ピストンを前記他方側に駆動する第2シリンダ室とを有する、クランプ装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18/696,046 US20240391040A1 (en) | 2021-09-28 | 2022-08-18 | Coupling device and clamping device |
| CN202280064717.5A CN118139718A (zh) | 2021-09-28 | 2022-08-18 | 连结装置和锁紧装置 |
| EP22875634.2A EP4393637A4 (en) | 2021-09-28 | 2022-08-18 | COUPLING DEVICE AND CLAMPING DEVICE |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021158020A JP7774289B2 (ja) | 2021-09-28 | 2021-09-28 | 連結装置およびクランプ装置 |
| JP2021-158020 | 2021-09-28 |
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| WO2023053761A1 true WO2023053761A1 (ja) | 2023-04-06 |
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| PCT/JP2022/031192 Ceased WO2023053761A1 (ja) | 2021-09-28 | 2022-08-18 | 連結装置およびクランプ装置 |
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| US (1) | US20240391040A1 (ja) |
| EP (1) | EP4393637A4 (ja) |
| JP (1) | JP7774289B2 (ja) |
| CN (1) | CN118139718A (ja) |
| WO (1) | WO2023053761A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024252829A1 (ja) * | 2023-06-05 | 2024-12-12 | パスカルエンジニアリング株式会社 | 位置決め固定装置 |
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| JP5357058B2 (ja) * | 2008-01-28 | 2013-12-04 | パスカルエンジニアリング株式会社 | ワークパレット位置決め固定装置 |
| EP2489464B1 (en) | 2009-10-13 | 2013-12-04 | Kosmek Ltd. | Clamp device |
| JP6669949B2 (ja) | 2015-05-27 | 2020-03-18 | パスカルエンジニアリング株式会社 | プル型クランプ装置 |
| JP6688644B2 (ja) * | 2016-03-02 | 2020-04-28 | 株式会社コスメック | リフト機能付きクランプ装置 |
| US12214465B2 (en) * | 2019-08-30 | 2025-02-04 | Kosmek Ltd. | Work support |
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2021
- 2021-09-28 JP JP2021158020A patent/JP7774289B2/ja active Active
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2022
- 2022-08-18 CN CN202280064717.5A patent/CN118139718A/zh active Pending
- 2022-08-18 EP EP22875634.2A patent/EP4393637A4/en active Pending
- 2022-08-18 US US18/696,046 patent/US20240391040A1/en active Pending
- 2022-08-18 WO PCT/JP2022/031192 patent/WO2023053761A1/ja not_active Ceased
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| CN110860927A (zh) * | 2018-08-27 | 2020-03-06 | 晟进科技股份有限公司 | 多用式夹头 |
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| WO2024252829A1 (ja) * | 2023-06-05 | 2024-12-12 | パスカルエンジニアリング株式会社 | 位置決め固定装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4393637A1 (en) | 2024-07-03 |
| JP7774289B2 (ja) | 2025-11-21 |
| JP2023048603A (ja) | 2023-04-07 |
| CN118139718A (zh) | 2024-06-04 |
| US20240391040A1 (en) | 2024-11-28 |
| EP4393637A4 (en) | 2025-08-20 |
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