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| Number | Title | Issue Date |
| 7950883 | Compact engraving machine An engraving machine includes a base with two side panels extending upward from two sides of the base, and a top board is driven horizontally by a motor in the base. A horizontal frame is movably mounted on two rods connected between the two side panels by a motor. ... | 05/31/2011 |
| 7437809 | Eyeglass lens processing apparatus An eyeglass lens processing apparatus includes: a piercing unit that includes a piercing tool for piercing a hole in an eyeglass lens; a first input unit that inputs position data and depth data of a non-through hole to be formed in a refractive surface of the lens;... | 10/21/2008 |
| 7416473 | Numeric-control work-centre for machining plates of glass, stone, marble or the like, with two or more machining heads A numeric-control work-centre for machining plates of glass, marble and natural or synthetic stones comprises: a bench, defining a work surface, designed to receive the plates to be machined; two fixed side members, set at the two sides of the work surface; an overh... | 08/26/2008 |
| 7402009 | Machine and machining method for a long profile This invention relates to machining of long profiles, that can be bent, held in place using two clamping arms (10) clamping the section to be machined. According to the invention, the profile (12) does not move during machining and the mobile arms are ... | 07/22/2008 |
| 7357769 | Machine tool Machine tool simplifying maintenance, reducing manufacturing costs, and enabling high precision machining. The machine tool is equipped with: a bed furnished with a rectangular base, right and left sidewalls provided standing either side of the base, and a rear side... | 04/15/2008 |
| 7322082 | Eyeglass lens processing apparatus An eyeglass lens processing apparatus for processing a periphery of an eyeglass lens, the apparatus includes: a lens chuck shaft that holds and rotates the lens; an end mill that processes the periphery of the lens; an end mill tilting unit that varies a tilt of the... | 01/29/2008 |
| 7278192 | Lathe for machining optical workpieces A lathe for machining optical workpieces, in particular spectacle lenses, comprises a fast tool arrangement and a workpiece spindle arrangement. A machine frame is cast monolithically from polymer concrete and on and in which all the functional surfaces, functional ... | 10/09/2007 |
| 7273333 | Methods and apparatus for counterbalance-assisted manufacturing operations Methods and apparatus for counterbalanced manufacturing operations are disclosed. In one embodiment, an apparatus for supporting a tool relative to a surface of a workpiece includes a base adapted to be attached to the workpiece, a tool support coupled to the base, ... | 09/25/2007 |
| 7273335 | Machine tool A machine tool includes a table supported by a bed for forward and rearward movement along a path of movement, left and right transversely aligned upright columns on opposite sides of the path of movement, a cross rail supported in the columns for movement upwardly ... | 09/25/2007 |
| 7272882 | Multiple table routing machine with roller hold-down A routing machine including a plurality of worktables for supporting at least a first workpiece and a second workpiece, a hold down assembly, and a toolhead assembly for machining the first workpiece on one of the worktables and then machining the second workpiece o... | 09/25/2007 |
| 7264581 | Machining center with a relay tool exchange device A machining center includes a first column, a second column, a crossbeam mounted transversely on the first and the second columns, a tool magazine, an upper tool exchange device mounted on the crossbeam, a lower tool exchange device mounted on the tool magazine and ... | 09/04/2007 |
| 7255519 | Machine tool The present invention provides a machine tool capable of suppressing cost increase of a cover even when a long workpiece is machined. A machining unit 3 by which the spindle 2 is supported to be movable in X-axis, Y-axis, and Z-axis directions relative... | 08/14/2007 |
| 7240415 | Machine for processing material in the form of slabs, in particular natural stone material, ceramic material and conglomerate A machine for processing, in particular for cutting workpieces in the form of slabs, comprises a spindle (36) slidably supported by a beam (32) displaceable transversely with respect to the longitudinal direction of a working surface (12). The b... | 07/10/2007 |
| 7240412 | Composite lathe To provide a composite lathe enabling the overlapping of movement areas without lowering supporting stiffness of a tool post, and thus realizing enhanced machinability. An XY supporting plane A by which a tool post 5 in is supported to be movable in an X-axis... | 07/10/2007 |
| 7240411 | Machine tool To provide a machine tool in which positioning accuracy of a ram is ensured, realizing improved machining accuracy. A cylindrical ram 14 supporting a spindle 6 is inserted in a ram guide hole 13a formed in a cross slide 13, the ram... | 07/10/2007 |
| 7237991 | Machine tool The present invention provides a machine tool capable of reducing residual vibration occurring at the location time, thereby achieving responsiveness to a recent demand for higher acceleration/deceleration speed. The machine tool is configured such that a column ... | 07/03/2007 |
| 7237310 | Composite lathe To provide a composite lathe enabling downsizing of a machine main body and realizing an enlarged machining area. A cutting point “c” of a tool post 5 is positioned vertically under a straight line connecting axes “a” of a first spindle headstock 3... | 07/03/2007 |
| 7232406 | Tool changer of machine tool To provide a tool changer of a machine tool capable of preventing chips from scattering to the outside of the machine from an opening of a cover to adhere to a sliding portion or a gripper portion during tool change. A tool magazine 42 holding a large number ... | 06/19/2007 |
| 7226403 | Machine tool, in particular a drilling and milling machine A machine tool (1, 1′), in particular a drilling and milling machine, comprising a housing (20) having a machine bed (2), together with side walls (3, 4) and doors (5, 6, 7), comprising a fixed, pivotable or rotatable work table ... | 06/05/2007 |
| 7185412 | Multi-axis, processor-controlled, toolhead positioner A multi-axis, computerized numerically-controlled (CNC) toolhead positioning device with six degrees of freedom of movement while utilizing only five axes of movement, comprising a rotating workpiece mount assembly (28) and a rotating gantry (64) with ... | 03/06/2007 |
| 7172375 | Machine tool The present invention provides a machine tool realizing high-speed movement of a spindle and thus reducing the machining time without any increase in size of the whole machine. A machining unit 3 by which a spindle 2 with a tool T attached thereto is s... | 02/06/2007 |
| 7169100 | Tool change magazine for laser beam machine The invention aims at providing a tool change magazine for laser beam machine to improve machining efficiency of a laser beam machine by installing a tool change magazine containing laser machining tools equipped with a torch and a nozzle replaceably attached to the... | 01/30/2007 |
| 7159294 | Burr removal apparatus for laser beam machine The invention provides a burr removal apparatus for laser beam machine which removes burrs formed on the top surface of a workpiece. When, for example, pilot holes PH are produced in a workpiece W by a laser machining tool 60, molten particles scatter ... | 01/09/2007 |
| 7150706 | Machining station A machining station, at least one machining unit, in particular a tool spindle, being provided for the machining of workpieces. The workpiece is approached to a discharge point and picked up there by a workpiece carriage. The workpiece carriage moves the workpiece f... | 12/19/2006 |
| 7131940 | Machine tool The present invention provides a machine tool whose width dimension is not increased even when it includes a tool magazine. The present invention includes: a bed; a saddle disposed on the bed to be movable in a forward and backward (Y-axis) direction in a front view... | 11/07/2006 |
| 7128507 | Machine tool The present invention provides a machine tool capable of achieving a higher feed rate of a spindle and weight reduction while ensuring necessary stiffness of a column. The present invention includes: a bed; a saddle disposed on the bed to be movable in a Y-axis dire... | 10/31/2006 |
| 7127786 | Machine tool The present invention provides a machine tool capable of enhancing approachability to a spindle to improve work efficiency even when it includes a workpiece changer. The present invention includes: a bed; a saddle disposed on the bed to be movable in a forward and b... | 10/31/2006 |
| 7043805 | NC lathe An NC lathe 1 comprises a bed 5, a headstock 10 provided on the bed 5, a main spindle 11 supported on the headstock 10 so as to be rotatable around the axis thereof, a rotation drive device for rotating the main spindle 1... | 05/16/2006 |
| 7008152 | Machine tool for processing work pieces on at least three axes A machine tool for at least triaxially machining work pieces (15) comprises a work spindle (10) and a working area (14) before the work spindle (10). A z skid (23), which is displaceable in the direction of the spindle (10),... | 03/07/2006 |
| 6949055 | Machine tool A machine tool consists in a pair of slide ways set apart one from another and extending parallel with a longitudinal axis, a machining station between the slide ways, presenting a first zone and a second zone adjacent one to the other, and a traveling gantry set in... | 09/27/2005 |
| 6939213 | Quick change adaptor for rotary machines In one embodiment, the present invention includes an apparatus including an adaptor body having a first end to be coupled to a rotary device and a second end having a tapered portion, and a tool adaptor dimensioned to fit within the tapered portion, the tool adaptor... | 09/06/2005 |
| 6902362 | Machine tool In an automatic machine tool (1) comprising a spindle mounting slide (4) which is driven by a linear electric motor (9) in a vertical direction (V) in a slideway (8), the slide (4) is equipped with a counterweight device (13... | 06/07/2005 |
| 6798088 | Structure for symmetrically disposed linear motor operated tool machine The structure for symmetrically disposed linear motor operated tool machine comprises two parallelly erected sustaining walls, a movable gantry, a sliding saddle, a tool spindle, and a weight compensation device. At both sides of the movable gantry between the susta... | 09/28/2004 |
| 6719506 | Gantry type hybrid parallel linkage five-axis machine tool Disclosed herein is a gantry type hybrid parallel linkage five-axis machine tool composed of a machine framework a parallel spatial linkage mechanism, a feeding shaft mechanism, and a controller unit. The parallel spatial linkage mechanism is formed of three straigh... | 04/13/2004 |
| 6688352 | Multi-axis work center, for multiple production, in particular for wood working The invention relates to a work center for wood working including: a support base (1) for the pieces to be worked; a structure (6), mobile along said base in the direction of a first numerically controlled axis (X); a support (12) of a tool group (13) mounted on sa... | 02/10/2004 |
| 6665580 | Automatic cutting tool management system for a computer numeric controlled machining system A method and apparatus for monitoring the useful life of machine tools. A controller continuously monitors the amount of time a particular tool has been used as well as the materials the tool has been used to machine. A useful lifetime of the tool is esti... | 12/16/2003 |
| 6655884 | Machine tool The automatic machine tool comprises two parallel longitudinal guides supported by a plurality of columns standing on a base, the guides being slidably engaged with two parallel sliding crossbeams that mount respective machining units. The drive motion fo... | 12/02/2003 |
| 6634839 | Machine tool In a machine tool of the type comprising a spindle mounting slide which is driven by a linear electric motor and which runs in a vertical direction in a slideway, the slide comprises two runners designed to engage with corresponding fixed sliding guides i... | 10/21/2003 |
| 6632054 | Portal milling machine A portal milling machine has an elongated machine bed (10), the longitudinal direction of which defines an X-direction (2) (machine longitudinal direction). Furthermore, the portal milling machine is provided with a portal (20) which is arranged at right ... | 10/14/2003 |
| 6519823 | Machine tool A machine tool capable of reducing the vibration of a spindle head to enable a high-precision machining, wherein a column (2) is mounted fixedly onto a bed (1), a first saddle (4) forming a square frame body of rectangular cross-section is mounted on the ... | 02/18/2003 |
