WO2014034231A1 - 工作機械 - Google Patents

工作機械 Download PDF

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Publication number
WO2014034231A1
WO2014034231A1 PCT/JP2013/066917 JP2013066917W WO2014034231A1 WO 2014034231 A1 WO2014034231 A1 WO 2014034231A1 JP 2013066917 W JP2013066917 W JP 2013066917W WO 2014034231 A1 WO2014034231 A1 WO 2014034231A1
Authority
WO
WIPO (PCT)
Prior art keywords
tool
attachment
piston
tool unit
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2013/066917
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
粂　隆行
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to US14/422,627 priority Critical patent/US20150209869A1/en
Priority to CN201380042498.1A priority patent/CN104520064A/zh
Publication of WO2014034231A1 publication Critical patent/WO2014034231A1/ja
Priority to IN1260DEN2015 priority patent/IN2015DN01260A/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/107—Retention by laterally-acting detents, e.g. pins, screws, wedges; Retention by loose elements, e.g. balls
    • B23B31/1071—Retention by balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/24—Chucks characterised by features relating primarily to remote control of the gripping means
    • B23B31/30—Chucks characterised by features relating primarily to remote control of the gripping means using fluid-pressure means in the chuck
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2231/00—Details of chucks, toolholder shanks or tool shanks
    • B23B2231/04—Adapters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/02—Use of a particular power source
    • B23B2270/025—Hydraulics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/08—Clamping mechanisms; Provisions for clamping
    • 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
    • Y10T279/00—Chucks or sockets
    • Y10T279/12—Chucks or sockets with fluid-pressure actuator
    • Y10T279/1274—Radially reciprocating jaws
    • Y10T279/1291—Fluid pressure moves jaws via mechanical connection

Definitions

  • the present invention relates to a machine tool.
  • Patent Document 1 In machine tools, the workpiece is machined by a program or the like, and the tool to be machined is appropriately changed depending on the machining site and machining stage.
  • Patent Document 2 As a technique related to tool change in a machine tool, for example, there are Patent Document 1 and Patent Document 2.
  • Patent Document 1 has an inner peripheral surface of a holding hole in which a tool in a clamping device for clamping a tool is inserted and the outer periphery of the tool is held, and the inner peripheral surface of the holding hole in the clamping device and the tool are rotated by the rotation of the tool. It is a tool changer arranged so that a wedge member bites between the outer peripheral surface. According to this, a tool suitable for high-speed rotation having a smooth surface without a keyway or the like on the outer peripheral surface can be automatically replaced. In other words, in a tool that automatically replaces a tool with a good rotation balance that is detachably attached to the main shaft of a high-speed machine, it is suitable for high-speed rotation, can be made simple and compact.
  • Patent Document 2 is a technique related to a control device for a device that easily combines a drawbar and a tool, and rotationally drives a tool to a fixed drawbar by rotating a tool gripping portion that grips the tool. It is the tool attachment / detachment rotation control device which controls a section. According to this, since the tool is rotated and screw-coupled to the drawbar to which the rotation drive unit is fixed, and the rotation drive unit is appropriately controlled by the tool attaching / detaching rotation control device, the drawbar and the tool are coupled. Is extremely easy.
  • a machine tool capable of machining a narrow portion an operator manually changes a tool used for machining while performing automatic machining by a program. This is because, in order to enable processing of the narrow portion, size restrictions are imposed on the parts and parts in the machine tool for processing the narrow portion. That is, in a machine tool capable of processing a narrow portion, it is necessary to particularly reduce the size of the tool changing mechanism. However, even if a tool change mechanism in a conventional machine tool is simply reduced in size, it cannot be employed in a machine tool for narrow portion machining.
  • the present invention has been made in view of the above-described problems, and an object thereof is to reduce the size of a tool and a spindle around a simple mechanism for exchanging tools in a machine tool.
  • a machine tool for solving the above-mentioned problems is a machine tool in which a tool unit having a tool for processing is mounted on a main shaft via an attachment, and the attachment is a cylinder fixed to the main shaft. And a piston part that is slidably held by the cylinder part, the cylinder part has a plurality of spheres that can project in the radial direction of the cylinder part, and the piston part is the cylinder A contact surface for projecting the spherical body in the radial direction of the cylinder portion when sliding to one side with respect to the portion, the tool unit has a projecting slope projecting in the radial direction of the tool unit, The projecting slope is pressed against the spherical body projecting in the radial direction of the cylinder part by sliding to one side of the piston part, thereby being coupled to the attachment. And butterflies.
  • the steel ball in the radial direction of the cylinder portion is located at a position corresponding to the steel ball when the piston slides to the other side.
  • the tool unit has a position corresponding to the steel ball when the piston portion slides to the other side with respect to the cylinder portion.
  • the spherical body is movable in the radial direction of the cylinder portion, and the tool unit is released from the spherical body and can be detached from the attachment.
  • the attachment has an elastic body so that a force for sliding the piston part to one side acts, and the piston part slides to the other side.
  • a fluid supply space to which a fluid is supplied so that a force to act is applied, and when the fluid is supplied to the fluid supply space, the piston portion slides to the other side by the pressure of the fluid, and the fluid supply space
  • the fluid slides to one side due to elastic deformation of the elastic body.
  • a machine tool according to a fourth aspect of the present invention for solving the above-described problems is characterized by further comprising a tool unit holding device for assisting in attaching and detaching the tool unit and conveying the tool unit.
  • the tool unit is coupled to the attachment by pressing the spherical body of the cylinder unit against the projecting slope of the tool unit by sliding to one side of the piston unit.
  • a tool unit having a predetermined coupling force and an attachment can be coupled by a simple mechanism.
  • the screw connection is not employed, the length of the screw connection portion and the screw diameter for generating a predetermined connection force are not required, so that the tool unit and the attachment can be reduced in size.
  • the tool unit and attachment can be attached simply by sliding the piston part to one side with respect to the cylinder part, reducing the installation time without the need to rotate the member like screw connection. can do.
  • the tool unit can be detached from the attachment by simply sliding the piston part to the other side with respect to the cylinder part. It is possible to release the tool unit and the attachment. Also, since the tool unit and attachment can be detached simply by sliding the piston part to the other side with respect to the cylinder part, the removal time is shortened without the work of rotating the member like screw connection. can do.
  • the piston unit can be slid to one side or the other side by supplying and discharging the fluid to and from the fluid supply space.
  • the tool unit can be attached to and detached from the attachment automatically by assisting the attachment and detachment of the tool unit with respect to the attachment and transporting the tool unit with the tool unit holding device. Tools can be changed automatically.
  • FIG. 1 is a longitudinal sectional view showing the periphery of a tool in a machine tool according to Embodiment 1.
  • FIG. 1 is a perspective view showing a machine tool according to Embodiment 1.
  • FIG. It is explanatory drawing which shows the clamp mechanism of the tool in the machine tool which concerns on Example 1.
  • FIG. It is explanatory drawing which shows the clamp mechanism of the tool in the machine tool which concerns on Example 1.
  • FIG. It is explanatory drawing which shows the clamp mechanism of the tool in the machine tool which concerns on Example 1.
  • FIG. 1 is a front view showing a tool unit holding device in a machine tool according to Embodiment 1.
  • the machine tool is a portal processing machine capable of processing a narrow portion.
  • a bed 1 a table 2, a column 3, a cross rail 4, a saddle 5,
  • the ram 6 includes a ram 6, a main shaft 7 built in the ram 6, and a tool unit 9 attached to the main shaft 7 via an attachment 8.
  • the bed 1 is installed horizontally under the floor, and the table 2 and the column 3 are installed on the bed 1.
  • the table 2 is a table on which a workpiece (not shown) is placed, and can move in one direction on the bed 1.
  • the cross rail 4 is installed in a gate-shaped column 3 installed vertically, and is movable in the vertical direction with respect to the column 3.
  • a saddle 5 is installed on the cross rail 4 and is movable and rotatable in the axial direction with respect to the cross rail 4 in order to change the processing position and processing direction of the workpiece.
  • the ram 6 is gripped by the saddle 5 and is slidable in the axial direction with respect to the saddle 5.
  • the main shaft 7 is gripped by the ram 6 and can be rotated by a driving device (not shown).
  • the tool unit 9 is configured such that the tool 10 can be attached to and detached from the attachment 8. As shown in FIG. 1, the tool unit 9 is assembled to the tool holder 20 via a spacer 30. And a tool clamp member 40 to be attached. The tool unit 9 is coupled to the attachment 8 at the tool clamp member 40. A concave groove 21 is provided in the tool holder 20 so that the tool unit 9 can be easily attached to and detached from the attachment 8 (details will be described later).
  • the attachment 8 is for attaching the tool unit 9 to the main shaft 7, and as shown in FIG. 1, the cylinder 50 fixed to the main shaft 7, the cylinder head 60 fixed to the cylinder 50, the cylinder 50, and And a piston 70 slidably supported by the cylinder head 60.
  • the disc spring 80 since the disc spring 80 is installed between the cylinder head 60 and the piston 70, a predetermined force due to elastic deformation of the disc spring 80 always acts on the piston 70. That is, the piston 70 is always in a load state in which it tries to move to one side (the right side in FIG. 1) where the cylinder 50 is installed in the axial direction.
  • the force acting on the piston 70 is not limited to the force caused by the elastic deformation of the disc spring 80 of this embodiment.
  • an elastic body such as urethane rubber
  • force due to elastic deformation of urethane rubber or the like may be applied to the piston 70, and a hydraulic space is formed by forming a sealed space between the cylinder head 60 and the piston 70.
  • hydraulic pressure or the like may be applied to the piston 70 by pouring fluid such as.
  • a coil spring or the like may be installed on one side of the piston 70 where the cylinder 50 is installed, and the piston 70 may be pulled to one side by elastic deformation of the coil spring or the like.
  • the pressure oil chamber 100 in a sealed space is formed.
  • the hydraulic pressure can be applied to the piston 70 by supplying hydraulic oil from the oil supply port 51 formed in the cylinder 50 to the pressure oil chamber 100 through the oil supply passage 52.
  • the cylinder 50 is further formed with an air supply port 53.
  • the air supply passage 54 formed in the cylinder 50 and the air holes 62 formed in the cylinder head 60 see FIGS. 3 to 6.
  • dust or the like between the cylinder head 60 in the attachment 8 and the tool clamp member 40 in the tool unit 9 can be blown away.
  • the cylinder head 60 is provided with a circular hole 61, and the circular hole 61 is provided with a steel ball 110.
  • a plurality of circular holes 61 are provided on the circumference of the cylinder head 60, and one steel ball 110 is provided in each circular hole 61 so as not to fall out.
  • the steel ball 110 is held so as to be slightly movable only in the radial direction of the cylinder head 60, and is held so as not to be able to move in the axial direction and the circumferential direction of the cylinder head 60.
  • the piston 70 has a contact surface 71 for applying a load to the steel ball 110 and a relief hole 72 for allowing the steel ball 110 to move in the radial direction of the cylinder head 60.
  • the escape hole 72 is located at a position corresponding to the steel ball 110 when the piston 70 slides to the other side where the tool unit 9 is attached in the axial direction.
  • the steel ball 110 held in the circular hole 61 of the cylinder head 60 is attached to the contact surface 71 of the piston 70 as shown in FIG. 3.
  • the tool clamp member 40 is in contact with the projecting slope 41 projecting obliquely in the radial direction. That is, the steel ball 110 is pressed against the projecting slope 41 of the tool clamp member 40 by the contact surface 71 of the piston 70 and the circular hole 61 of the cylinder head 60. Therefore, the tool unit 9 having the tool clamp member 40 cannot be detached from the attachment 8 having the steel ball 110.
  • a plurality of contact points between the attachment 8 and the tool unit 9 are provided. That is, the cylinder head 60 in the attachment 8 and the tool clamp member 40 in the tool unit 9 are in contact with each other via the steel ball 110 and in direct contact with each other at the contact right-angle surface 42 and the contact slope 43 of the tool clamp member 40. Yes.
  • the contact angle 42 of the tool clamp member 40 is brought into contact with the cylinder head 60, whereby the mounting angle of the tool unit 9 with respect to the attachment 8 can be determined accurately and easily. Further, the rigidity in the axial direction of the tool 10 when machining a workpiece (not shown) with the tool 10 can be increased.
  • the contact angle 43 of the tool clamp member 40 is brought into contact with the cylinder head 60, whereby the mounting angle of the tool unit 9 with respect to the attachment 8 can be determined more accurately and easily.
  • the rigidity in the radial direction of the tool 10 as well as the axial direction of the tool 10 when machining a workpiece (not shown) with the tool 10 can be increased.
  • the contact surface 71 of the piston 70 may be formed with a slope that protrudes in the radial direction as it approaches the tool unit 9 (a slope that causes the contact surface 71 to be lowered to the left in FIG. 3).
  • the piston 70 moves to one side (the right side in FIG. 3) where the cylinder 50 is installed in the axial direction by the force of elastic deformation of the disc spring 80.
  • the pressing force by which the contact surface 71 of the piston 70 presses the steel ball 110 against the protruding slope 41 of the tool clamp member 40 increases. Therefore, the coupling force between the tool unit 9 and the attachment 8 can be increased.
  • the pressing force by which the contact surface 71 of the piston 70 presses the steel ball 110 against the projecting slope 41 of the tool clamp member 40 also increases depending on the type of the disc spring 80 installed between the cylinder head 60 and the piston 70. Can be made.
  • the projecting inclined surface 41 of the tool clamp member 40 is moved to the circular hole 61 of the cylinder head 60 in the attachment 8 by moving the tool unit 9 to the opposite side of the attachment 8.
  • the provided steel ball 110 can be pushed away. Therefore, a part of the steel ball 110 fits into the escape hole 72 of the piston 70, and the tool unit 9 can be detached from the attachment 8 (see FIG. 5).
  • the contact slope 43 of the tool clamp member 40 is provided in the circular hole 61 of the cylinder head 60 in the attachment 8 by moving the tool unit 9 toward the attachment 8 side.
  • the steel ball 110 can be pushed away. Therefore, a part of the steel ball 110 fits into the escape hole 72 of the piston 70, and the tool unit 9 can be attached to the attachment 8 (see FIG. 6).
  • the attachment 8 and the tool unit 9 are attached and detached using the unclamping device 120 and the tool unit holding device 130.
  • the unclamping device 120 is a device that supplies hydraulic oil and air necessary for removing the tool unit 9 from the attachment 8, and is connected to the oil supply port 51 of the cylinder 50 to supply hydraulic oil. 121, an air supply port 122 for supplying air by being connected to the air supply port 53 of the cylinder 50, and a carriage 123 for moving.
  • the tool unit holding device 130 is a device that supports the tool unit 9 removed from the attachment 8, and as shown in FIGS. 7 and 8, a U-shaped claw portion 131 that fits into the concave groove 21 of the tool holder 20.
  • the tool support apparatus 140 which supports some tools 10 in the tool unit 9.
  • a tool exchange space (not shown) for exchanging the tool unit 9 is provided in the movable region of the attachment 8, and the attachment 8 is moved to the tool exchange position in the tool exchange space to replace the tool unit 9 ( Installation and removal).
  • the unclamping device 120 and the tool unit holding device 130 are brought close to the spindle 7 located at the tool changing position in the tool changing space, and oil supply and air supply are performed by the unclamping device 120.
  • the tool unit 9 can be detached from the attachment 8.
  • the oil supply port 121 of the unclamping device 120 placed close to the attachment 8 is connected to the oil supply port 51 of the cylinder 50 in the attachment 8, and the air supply port 122 of the unclamping device 120 is connected to the air supply port 53 of the cylinder 50 in the attachment 8.
  • the escape hole 72 of the piston 70 becomes a position corresponding to the steel ball 110 provided in the circular hole 61 of the cylinder head 60 as shown in FIG. 4. .
  • the tool unit 9 is detached from the attachment 8 by the tool unit holding device 130.
  • the projecting slope 41 of the tool clamp member 40 pushes away the steel ball 110 provided in the circular hole 61 of the cylinder head 60 in the attachment 8, so that the steel ball 110 fits in the escape hole 72 of the piston 70 (see FIG. 5). ). Therefore, since there is no thing (steel ball 110) which presses the tool unit 9 to the attachment 8, it can be made to detach
  • the tool unit 9 and the tool unit holding device 130 detached from the attachment 8 are moved to a retreat space (not shown), and the new tool unit 9 and the tool unit holding device 130 are located at the tool changing position in the tool changing space. 8 close.
  • One tool unit 9 and one tool unit holding device 130 correspond to one tool 10. That is, as a machine tool, various tools 10 adapted to various processes, various tool units 9 assembled to the various tools 10, and various tool unit holding devices 130 for holding the various tool units 9 are used. And have.
  • the various tool units 9 and the tool unit holding device 130 are arranged in a retreat space (not shown).
  • the tool unit holding device 130 is moved in a direction approaching the attachment 8. Since the steel ball 110 provided in the circular hole 61 of the cylinder head 60 is fitted in the escape hole 72 of the piston 70 (see FIG. 5), the tool unit 9 can be moved to the mounting position on the attachment 8 (see FIG. 6). ).
  • the escape hole 72 of the piston 70 becomes a position not corresponding to the steel ball 110 provided in the circular hole 61 of the cylinder head 60. That is, the steel ball 110 pushed out from the escape hole 72 of the piston 70 is supported by the contact surface 71 of the piston 70 and is pressed against the protruding slope 41 of the tool clamp member 40 in the tool unit 9. Therefore, the tool unit 9 is pushed toward the attachment 8 by the steel ball 110, and the attachment of the tool unit 9 to the attachment 8 is completed.
  • the present invention is suitable as a machine tool because the tool unit and the attachment can be downsized and the tool can be automatically changed, and is particularly suitable as a machine tool for narrow part machining.
  • Tool unit 10 Tool 20 Tool holder 21 Groove 30 of tool holder Spacer 40 Tool clamp member 41 Projecting slope 42 of tool clamp member Contact of tool clamp member Right angle surface 43 Contact slope 50 of the tool clamp member Cylinder 51 Cylinder oil supply port 52 Cylinder oil supply passage 53 Cylinder air supply port 54 Cylinder air supply passage 60 Cylinder head 61 Cylinder head circular hole 62 Cylinder head air hole 70 Piston 71 Piston contact surface 72 Piston relief hole 80 Belleville spring 90 Seal member 100 Pressure oil chamber 110 Steel ball 120 Unclamp device 130 Tool unit holding device 140 Tool support device

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping On Spindles (AREA)
  • Automatic Tool Replacement In Machine Tools (AREA)
  • Jigs For Machine Tools (AREA)
PCT/JP2013/066917 2012-08-30 2013-06-20 工作機械 Ceased WO2014034231A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US14/422,627 US20150209869A1 (en) 2012-08-30 2013-06-20 Machine tool
CN201380042498.1A CN104520064A (zh) 2012-08-30 2013-06-20 机床
IN1260DEN2015 IN2015DN01260A (enExample) 2012-08-30 2015-02-16

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-189439 2012-08-30
JP2012189439A JP5936492B2 (ja) 2012-08-30 2012-08-30 工作機械

Publications (1)

Publication Number Publication Date
WO2014034231A1 true WO2014034231A1 (ja) 2014-03-06

Family

ID=50183055

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/066917 Ceased WO2014034231A1 (ja) 2012-08-30 2013-06-20 工作機械

Country Status (5)

Country Link
US (1) US20150209869A1 (enExample)
JP (1) JP5936492B2 (enExample)
CN (1) CN104520064A (enExample)
IN (1) IN2015DN01260A (enExample)
WO (1) WO2014034231A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3551920A1 (en) * 2016-12-09 2019-10-16 Oetiker NY, Inc. Method and apparatus for installing an assurance cap onto a fluid connector using optical and induction sensors

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06344208A (ja) * 1993-06-08 1994-12-20 Toyo A Tec Kk 工作機械の工具保持構造
US5870935A (en) * 1995-03-17 1999-02-16 Kennametal Inc. Self-locking clamping apparatus for coupling a tool unit to a tool supporter
JP2003080408A (ja) * 2001-09-10 2003-03-18 Yamazaki Mazak Corp ボーリングバー、ボーリングバー支持装置、及び工作機械
JP2009233844A (ja) * 2008-03-06 2009-10-15 Pascal Engineering Corp ワークパレット着脱システム

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US4680999A (en) * 1984-07-11 1987-07-21 Kyoritsu Seiki Corporation Replaceable tool
DE4445611A1 (de) * 1994-12-21 1996-06-27 Bilz Otto Werkzeug Werkzeughalter, insbesondere Schnellwechselfutter
DE29615613U1 (de) * 1996-09-09 1997-08-28 Stark, Emil, Götzis Spannvorrichtung zum Spannen eines Schnellspannzylinders auf einer Trägerplatte für Bearbeitungsmaschinen
US7052022B2 (en) * 2003-05-13 2006-05-30 Snap-On Incorporated Chuck for pneumatic hammer
JP2007054924A (ja) * 2005-08-26 2007-03-08 Toyota Motor Corp 工具把持力測定システムおよび工具把持力測定方法
US8366592B2 (en) * 2007-11-30 2013-02-05 Cinetic Automation Corp. Quick change spindle
JP4446003B2 (ja) * 2008-02-18 2010-04-07 株式会社三共製作所 切削加工ユニット、及び工作機械
DE102008050417B3 (de) * 2008-10-04 2010-05-06 Abemaka Gmbh Vorrichtung zum Bearbeiten von Werkstücken mittels eines Werkzeugs
US8601918B2 (en) * 2010-01-15 2013-12-10 Kennametal Inc. Toolholder assembly

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06344208A (ja) * 1993-06-08 1994-12-20 Toyo A Tec Kk 工作機械の工具保持構造
US5870935A (en) * 1995-03-17 1999-02-16 Kennametal Inc. Self-locking clamping apparatus for coupling a tool unit to a tool supporter
JP2003080408A (ja) * 2001-09-10 2003-03-18 Yamazaki Mazak Corp ボーリングバー、ボーリングバー支持装置、及び工作機械
JP2009233844A (ja) * 2008-03-06 2009-10-15 Pascal Engineering Corp ワークパレット着脱システム

Also Published As

Publication number Publication date
JP2014046383A (ja) 2014-03-17
CN104520064A (zh) 2015-04-15
IN2015DN01260A (enExample) 2015-07-03
US20150209869A1 (en) 2015-07-30
JP5936492B2 (ja) 2016-06-22

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