Class 483/33 - Abrading wheel

Subclass of Class 483 - Tool changing
Definition: Apparatus wherein the implement consists of a circular work
No. of patents: 29
Last issue date: 02/26/2008

Number	Title	Issue Date
7335091	Methods and apparatus for machining a coupling 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 s...	02/26/2008
7267642	Automatic tool changing device and working machine An automatic tool changing device (30) has a tool storage device (31) with a plurality of tools stored therein, a tool chucking unit (41) and a tool unchucking unit (51) both capable of advancing/retreating between the tool storage device...	09/11/2007
7247081	Precision machining apparatus and precision machining method A precision machining apparatus and a precision machining method capable of carrying out grinding with accuracy by performing switching control, for example, on a device for rotating a grinding wheel according to grinding stages through the amount of movement and co...	07/24/2007
7097603	Machining centre When exchanging a tool, a tool of a spindle is stored in an empty pocket of a tool magazine, and thereafter, upward movement of the spindle and rotation of the tool magazine are simultaneously executed. At this time, synchronous control is performed in order to prev...	08/29/2006
6602121	Pad support apparatus for chemical mechanical planarization A system for chemical mechanical planarization comprises a platen assembly for holding an object to be planarized and a polishing head comprising a puck holder assembly for coupling to a substrate for holding a polishing pad. The polishing pad is smaller ...	08/05/2003
6520895	Polishing device and polishing pad component exchange device and method A polishing device includes a wafer chuck mechanism which retains a wafer while its plane to be polished faces upward, a polishing pad component which possesses a polishing plane which polishes the wafer, a polishing head, and a shift mechanism which enab...	02/18/2003
6247999	Method for automatically exchanging polishing tools in mold polishing device A mechanism and a method for automatically exchanging polishing tools in a mold polishing device. A polishing tool, which is mounted on a spindle of an arm of a robot, is pressed onto and displaced along the work surface to polish the same. A T-shaped hol...	06/19/2001
5482496	Automated random orbital abrading system and method The present invention relates to an automated random, orbital abrading apparatus and a method and apparatus for positioning the back-up pad of the apparatus at a known location within its range of motion at the end of an abrading cycle....	01/09/1996
5478271	Milling, surfacing and polishing machine with automatic tool change and corresponding device A milling, surfacing and polishing machine with automatic tool change comprises tool fastening and tightening means and tool drive means....	12/26/1995
5377455	Automated random orbital abrading system and method The present invention relates to an automated random, orbital abrading apparatus and a method and apparatus for positioning the back-up pad of the apparatus at a known location within its range of motion at the end of an abrading cycle....	01/03/1995
5277688	Automated robotic quick change force controlled arbor device An automated robotic quick change force controlled arbor device particularly to apply a sanding disk to surface finish metal and an automatic replacement of the disk....	01/11/1994
5042203	Abrasive disc exchange apparatus for use in vertical-spindle grinding machine An abrasive disc exchange apparatus for use in a vertical spindle grinding machine includes a cover member surrounding an abrasive disc, and has an opening disposed in a radial direction of the abrasive disc for the passage of the abrasive disc therethrou...	08/27/1991
4787134	Automatic tool exchange apparatus An automatic tool exchange apparatus includes a magazine for holding a plurality of freely detachable tools, a machine tool spindle whose distal end has a collet chuck in which a tool is loaded and which is tightened by a screw ring, a quill arm movable s...	11/29/1988
4780951	Apparatus for changing tools in grinding machines and the like A surface grinding machine wherein the spindle for grinding wheels is mounted on a slide which is reciprocable to and from a tool changing station. A transfer unit at the changing station has a head which is indexible on a base and has two aligned or cros...	11/01/1988
4712289	Installation for the automatic grinding of curved surfaces An installation for the automatic grinding of surfaces, especially of body surfaces to be painted of a motor vehicle, in which the grinding aggregate is machine-guided and the grinding disk exchange at the grinding aggregate is realized automatically. For...	12/15/1987
4700453	Turning machine The invention concerns a lathe which is designed as a processing center and with which other working processes can be carried out in addition to turning work. The tool post (5) contains a processing turret (9) which can be rotated around a vertical axis a...	10/20/1987
4692990	Hollow tool exchanging mechanism for a machine tool A machine tool, such as an internal grinding machine, includes a tool quill with a hollow tool having a deformable hub releasably held thereon and a compound slide for moving the tool quill relative to a tool removal arm and a replacement tool storage chu...	09/15/1987
4675976	Grinding machine with facilities for storage of spare work holders and tools A plain grinding machine wherein a grinding unit with a spindle for grinding wheels is reciprocable along the bed and is indexible about a vertical axis to transfer work holders between one or more indexible turrets or a magazine and a socket which is rec...	06/30/1987
4670964	Grinding machine with magazine for spare grinding wheels A grinding machine wherein the spindle which supports a grinding wheel during removal of material from a workpiece and/or any one of several carriers for spare or substitute grinding wheels are movable relative to each other to positions in which a grindi...	06/09/1987
4654953	Tool quill exchanging mechanism for a machine tool A machine tool, such as an internal grinding machine, includes a tool quill exchanging mechanism having an indexable tool quill storage magazine for positioning a replacement tool quill at a pick-up position, a worn or used tool quill discharge mechanism ...	04/07/1987
4641415	Tool and attachment gripping and releasing means Means for gripping and releasing tools and attachments used with a machine tool, especially a grinding machine equipped with a form grinding head, comprising a grinding wheel adaptor (22) a dresser roll cartridge (14) both provided with end compartments (...	02/10/1987
4628587	Honing stone exchanger for use with superfinishing machines A honing stone exchanger for use with superfinishing machines wherein an annular workpiece is rotated on a main axis in a shoe centerless system by a drive unit, while a honing stone for superfinishing the outer peripheral surface of the annular workpiece...	12/16/1986
4604787	Tool changer for manipulator arm A tool changer for use with the manipulator arm of a robot or the like. A tool changer in which the manipulator arm is engaged with the end effector carrying the tool by a simple linear motion, and disengaged by a linear motion in the opposite direction, ...	08/12/1986
4599786	Grinding machine with apparatus for changing grinding wheel tools and workpieces A grinding machine utilizes a gantry type loader for exchanging workpieces with the work support spindle of the machine. The loading head of the gantry loader has a rotatable workpiece gripper assembly to switch the parts end-for-end during the loading an...	07/15/1986
4584759	Grinding machine with magazine for spare grinding wheels A grinding machine wherein the spindle which supports a grinding wheel during removal of material from a workpiece and/or any one of several carriers for spare or substitute grinding wheels are movable relative to each other to positions in which a grindi...	04/29/1986
4551953	Machine tool with detachable tool shielding means A grinding machine wherein the spindle for one or more grinding wheels is at least partially surrounded by a two-piece protective device whose hood is secured to the machine frame and whose cover is detachable by a mechanism on a tool changing device whic...	11/12/1985
4551902	Device for mounting and removal of polishing wheels in machines for polishing stones or like materials The device for mounting and removal of polishing wheels comprises a cup-shaped support of partially elastic material and fitted on the mounting face of a polishing wheel. A receiving plate is forcibly engaged within the support by elastic deformation of t...	11/12/1985
4528743	Grinding machine with magazine for spare grinding wheels A grinding machine wherein the spindle which supports a grinding wheel during removal of material from a workpiece and/or any one of several carriers for spare or substitute grinding wheels are movable relative to each other to positions in which a grindi...	07/16/1985
4485595	Grinding and polishing apparatus A grinding and polishing apparatus wherein an air grinder is incorporated in the tool attaching spindle of a machining center main body in exactly the same manner as in the other exchange tools so that grinding and polishing operations can be performed. T...	12/04/1984

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Class 483/33 - Abrading wheel