Turret Patents (Class 451/362)
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Patent number: 8690640Abstract: A complex geographical edge finishing system includes a fixture that holds an external part having a complex three-dimensional edge, a track disposed around the fixture and surrounding the edge of the part held in the fixture, and one or more finishing apparatuses that can sand, polish, buff, paint and/or apply coatings to the complex three-dimensional edge. The finishing apparatuses move about the track such that the three-dimensional edge of the part can be polished. The path of the track can substantially match, mimic or otherwise correspond to the path of the three-dimensional edge, such that special requirements for the finishing apparatuses are not required.Type: GrantFiled: July 9, 2010Date of Patent: April 8, 2014Assignee: Apple Inc.Inventor: Thomas Johannessen
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Patent number: 8332997Abstract: A dental prosthesis manufacturing machine is disclosed. The machine includes two spindles each having a roughing tool and a finishing tool, a workpiece holder for holding a workpiece which forms the dental prosthesis, and a base supporting the two spindles and the workpiece holder. The machine is capable of simply alternating the roughing tool with the finishing tool according to the accuracy required when the workpiece is machined.Type: GrantFiled: July 31, 2008Date of Patent: December 18, 2012Assignee: Vatech Co., LtdInventors: Jae Doc Kim, Yeong Kyun Kim, Sung Kuk Kim, Heon Joo Kim, Jae Yun Park
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Publication number: 20090142999Abstract: A tool holder transmission structure of a stone chamfering machine which is mainly characterized in that a transmission motor is installed at downward offset position inside the frame of the stone chamfering machine, whereof the transmission gear installed on the spindle of the said motor is through the bottom cut slot of the centered convex block at side plate of the frame to engage with the bottom tool driven gear of the multi-axis tool holder, whereby through rotation of the tool holder, different tool driven gear can be changed to engage with the motor transmission gear. Therefore, it is particularly useful to select different tools for stone chamfering operation according to practical needs.Type: ApplicationFiled: December 4, 2007Publication date: June 4, 2009Inventor: Kung-Cheng LO
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Patent number: 7335091Abstract: A method facilitates fabricating a coupling including a first annular coupling member and a second annular coupling member. The method comprises coupling the first coupling member to a machine assembly that includes a plurality of grinding wheels coupled to a tool storage member, machining a plurality of troughs in the first coupling member using at least one of the plurality of grinding wheels, such that at least one projection is defined between adjacent troughs, coupling the second coupling member to the machine assembly, and machining a plurality of troughs in the second coupling member using at least one of the plurality of grinding wheels, such that the second coupling member is configured to rotatably couple to the first coupling member.Type: GrantFiled: April 5, 2006Date of Patent: February 26, 2008Assignee: General Electric CompanyInventor: Greg M. Burgess
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Publication number: 20040229547Abstract: The present invention discloses a workshop unit for use as a grinding center that includes a support frame having a drive motor and a multi-station tool mounted thereto. Particularly, the grinding center may be used for operations including but not limited to grinding, buffing, polishing, sanding, and cleaning. The multi-station tool includes a plurality of rotary tools, a power transfer system, and a rotary tool selecting system. The power transfer system operates through a plurality of pulleys each in communication with at least one rotary tool and the drive motor through a plurality of transmission links. The rotary tool selecting system, which includes one or more control shafts and a clutch system, allows each tool to be selectively and independently operated.Type: ApplicationFiled: May 2, 2003Publication date: November 18, 2004Inventors: Thomas Wheeler, Hrayr Darbinyan, Karine Kocharyan
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Patent number: 6685536Abstract: The invention relates to a method for grinding convex running surfaces and exact outside diameters on undulated workpieces. In a clamping, a first convex running surface is ground on a discoid partial section of an undulated workpiece during a first grinding operation while using a first grinding wheel that comprises at least one concave lateral surface. A second grinding wheel is used to grind a desired outside diameter on the discoid partial section as well as on other partial sections of the undulated workpiece during a second grinding operation.Type: GrantFiled: January 7, 2002Date of Patent: February 3, 2004Assignee: Erwin Junker Maschinenfabrik GmbHInventor: Erwin Junker
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Patent number: 6390900Abstract: A tool mountable on a high speed spindle of a CNC machine tool, operable to finish a side edge of a flat workpiece positioned directly on a support surface of the machine tool, generally consisting of a member having a shank portion removeably mountable on the spindle of the toolhead assembly of the machine, and a head section. The head section is provided with an annular side surface engageable with the side edge of a flat workpiece positioned directly on the support surface of the table of the machine. The annular surface also is provided with a profile corresponding to the profile of the side edge of the workpiece being finished, and abrasive particles bonded thereto.Type: GrantFiled: August 19, 1998Date of Patent: May 21, 2002Assignee: Thermwood CorporationInventor: Kenneth J. Susnjara
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Publication number: 20020016133Abstract: Grinding machine (1) comprising a first wheelhead (4) for machining flat surfaces and a second wheelhead (10) for machining workpieces (3) such as broaches. The first wheelhead (4) is slidably mounted on a vertical column (6) and has a slide (7) on its underside. The second wheelhead (10) is rotatable about its own axis and is slidably mounted on said slide (7). When the first wheelhead (4) is in its working position, the second wheelhead (10) is placed away from the workpiece (3) on the slide (7) in its rest position (A), and, when the second wheelhead (10) is in its working position (B), said second wheelhead (10) is placed next to the workpiece (3), angularly oriented in order to carry out the helical machining.Type: ApplicationFiled: July 12, 2001Publication date: February 7, 2002Inventors: Raul Alberdi, Salvador Aznal, Alejandro Arrieta
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Patent number: 6261160Abstract: A polishing apparatus comprises a rotating table intermittently rotating through 120°0 increments; three polishing drums and three work-holding means 12 provided on the rotating table; a handling means for unloading a processed work from the work-holding means at a handling position and supplying an unprocessed work to the work-holding means at the same position; and a work-inverting means for inverting a work, the front-plane-side edge of which has been polished, at a front-plane edge polishing position.Type: GrantFiled: September 4, 1998Date of Patent: July 17, 2001Assignee: Speedfam Co., Ltd.Inventor: Shunji Hakomori
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Patent number: 6250999Abstract: Lapping machine comprising a revolving turret (11) carrying at least several laps (13 to 17) that can be brought selectively into the machining position so that the laps can machine, in turn, one and the same cylindrical internal surface of a component. The laps comprise at least one expansion lap (17) and several progressive laps (15). The expansion lap (17) preferably has a stationary connector part (20) on its non-rotating part that can be coupled automatically to a moving connector part (21) when the expansion lap is in the machining position.Type: GrantFiled: August 25, 1998Date of Patent: June 26, 2001Assignee: SPMS HonimaticInventors: Jean Claude Pineau, Richard Bonachera
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Patent number: 6126526Abstract: A universal grinding machine, particularly for the grinding of tools, having a tool magazine in which a plurality of grinding tools, together with coolant supply devices which are matched thereto, are disposed in holders and can be supplied according to choice to the grinding spindle, where the grinding tool and its coolant supply device are introduced into their receivers; simultaneously by an axial movement of the grinding spindle and of the grinding spindle slide and are withdrawn by a movement of the grinding spindle and of its grinding spindle slide perpendicular to the grinding spindle axis so that the grinding tool and the coolant supply device are always in a position in relation to each other which is correct for machining.Type: GrantFiled: September 24, 1999Date of Patent: October 3, 2000Assignee: Alfred H. Schutte GmbH & Co., KGInventors: Albert Herrscher, Victor Kopp
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Patent number: 6015334Abstract: The invention is a method for deburring items, especially metal items which have sharp edges or burrs resulting from punching, clipping, molding or other machine operations. The items are fed under a deburring tool which sweeps the surface of the items, the deburring tool having a number of deburring rollers, each secured to an individual rotatable spindle axle which extends radially outward from a drive. The deburring rollers rotate around the spindle axles while all the spindle axles are also being turned around a turning axle which extends at a right angle to the spindle axles. The deburring rollers are also moved in a reciprocating manner in a direction transverse to the feeding direction. The method is of particular use in the deburring of ribs for aircraft wines and other similar items.Type: GrantFiled: March 23, 1998Date of Patent: January 18, 2000Assignee: HH Patent A/SInventor: Keld Otting Hundeb.o slashed.l
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Patent number: 5993300Abstract: An ultrasonic vibration composite processing tool is disclosed wherein at least one small-sized processing member is arranged for carrying out processing of a processed material while applying vibration to the processed material, to thereby ensure stable operation of the processing tool to accomplish efficient processing of the processed material even when the processed material is large-sized. A processing structure and a vibration structure are arranged. The processing structure includes a rotatable base having a rotation axis and at least one processing member including a micro-cutting surface. The processing member is arranged on one surface of the base so as to be positioned in a circumferential direction of the base about the rotation axis of the base. The vibration structure functions to vibrate the processing member in directions of the processed material.Type: GrantFiled: February 19, 1998Date of Patent: November 30, 1999Inventor: Hiroshi Hashimoto
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Patent number: 5980365Abstract: A tool grinding machine has a moveable tool receiving member and a support rotatable about a vertical axis. The support includes a solid disk having a great mass allowing a vibration-free grinding at great output. Grinding spindles are arranged vertically on the disk for grinding a tool received in the tool receiving member. The grinding spindles have a vertical extension above the disk. The disk has a vertical thickness matching at least the vertical length of the grinding spindles.Type: GrantFiled: November 26, 1997Date of Patent: November 9, 1999Assignee: International Tool Machines of Florida Inc.Inventor: Karl-Heinz Giebmanns
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Patent number: 5951376Abstract: For two-side processing of optical lenses, the invention provides that blanks to be used for each lens body (7) comprise a chucking extension (18) whereby a single machine is sufficient for implementing the procedure. In addition to workpiece spindles (1, 2) as well as tool spindles (4, 5) with coarse tools (8) and finishing tools (9), the machine also includes an unloading device (10) and a loading device (13) which in successive interacting operations take the lens body (7) when processed on one side and at the circumference from a chucking tool (12) of the tool spindle (1) and turn it round for centered insertion in its inverted position into a chucking tool (15) of the tool spindle (2) for processing on the other side. The workpiece spindles (1, 2) may be mounted parallel to each other on a horizontally displaceable and vertically adjustable feed slide (3). A feed carriage (6) may displace and slew the tool spindles (4, 5) together with the unloading device (10) around a horizontal B axis.Type: GrantFiled: March 25, 1998Date of Patent: September 14, 1999Assignee: Opto Tech GmbHInventor: Roland Mandler
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Patent number: 5704826Abstract: A machine for grinding the rotor blades (4) of an aeronautical engine is equipped with a CNC control and its header (1) is a rotatable header provided with at least two grinders (2) of different abrasive materials, wherein each of them is coupled to the header (1) for being selected and then positioned in contact with the different stage blades (4) with the cooperation of the CNC. The machine for grinding also includes a measuring unit (10) fixed to the machine bed for controlling the radius of the blade stage, slides (11, 13) to displace the header (1) in two directions (X, W), and equipment to rotate the header (1) an angle (C) about its central transverse axis (1a). The CNC has registered the values of the grinder diameters (D1, D2) and the fixed position data (R1, A, R2, B) of the respective grinder profile (14, 15) relative to the central axis (1a).Type: GrantFiled: November 19, 1996Date of Patent: January 6, 1998Assignee: DANOBAT, S. Coop. Ltda.Inventor: Elias De Luis Vizcaino