Matches 1 - 50 out of 81 1 2 >


Match Document Document Title
8091191 Complete machining center and method  
A complete machining center has a horizontal machine bed (1) with a vertical-axis trunnion (2) pivotal horizontally with computer-coordination proximate a first-end portion (3) and a traveling tool...
8006359 Machine tool for processing tooth formations of workpieces  
A machine tool for processing tooth formations of workpieces, includes a rotary holder which can be rotated about a main axis A, two workpiece spindles which are arranged on the rotary holder, with...
7975356 Machine for the processing of optical work pieces, specifically of plastic spectacle lenses  
A machine for processing optical work pieces having a work piece spindle for the work piece driving rotationally about a work piece rotation axis. At least one processing unit has a tool that can...
7674217 Machine tool with spindle chuck replacing mechanism  
The present invention provides a machine tool with a spindle chuck replacing mechanism which is simply configured to enable a reduction in time for work replacement without the need to sense the...
7356895 Machine tool  
Machine tool furnished with: a table (20) free to swivel about a horizontal swivel center axis, and having a table body (22) for carrying a workpiece, and an axially rotatable rotary shaft (23)...
7346969 Machining method using multiple workpiece mounting device for manufacturing structures  
A machining method for manufacturing structures includes a preprocessing step (11), a clamping step (13), a machining step (15) and an extracting step (19), which are performed in that order. The...
7331093 Pieces hold-unit for workstations, transfer machines and like  
A pieces hold-unit for machine tools such as workstations, transfer machines and milling machines is provided which comprises two parallel supports (12, 13) placed on a plane with at least a first...
7290316 Automatic screw machine with multi-axis drive control  
The disclosed embodiments are directed to an improved automatic screw machine employing a first servomotor connected to cause rotation of a first set of tooling cams independently of the operation...
7154243 Rotary indexing table  
The invention relates to a rotary indexing table comprising a stationary base unit and a plate rotatably supported thereon and drivable relative to the base unit by means of a drive, in which the...
7143665 Mechanical-hydraulic control device for controlling the locking and unlocking movements of rotary disk in a rotary disc table workpiece processing apparatus  
An improved mechanical-hydraulic device for controlling the locking and unlocking movements of a rotary disk—ring gear system comprises a mechanical screw and screw-nut assembly for driving the d...
7024740 Rotating table apparatus  
A rotating table apparatus using a cam mechanism and having a higher precision than a conventional rotating table is realized. A rotating table apparatus having a driven shaft supported by a...
6871389 Workpiece feeder for a cutting metal-working machine or the like  
A workpiece feeder adapted to feed workpieces to the processing main shaft of a cutting metal-working machine individually is disclosed to include a frame base adapted to carry individual...
6865788 Numerical-control milling machine  
A numerical-control milling machine having a supporting frame; a worktable fitted to the supporting frame so as to oscillate about a substantially horizontal first axis of rotation, and in turn...
6666109 Indexing apparatus and method of assembling the same  
A worm shaft having a worm thereon, a worm wheel meshed with the worm, and a motor for driving the worm shaft are provided. The worm shaft and a shaft of the motor are connected together directly...
6629345 Chucking device  
A chucking device, in particular for workpieces that are to be machined on more than one side, has a workpiece carrier with at least one turret, arranged to receive workpieces, that is supported...
6421895 Machine tool with servo drive mechanism  
A machine tool has a cam shaft and indexing drive mechanism which is driven by a servomotor and is therefore adapted for operation within a wide range of operational parameters. An encoder...
6401324 Machine tool assembly and method of performing machining operations using the machine tool assembly  
The combination of at least a first base, a first machine tool assembly placed in an operative position on the at least first base, and a second machine tool assembly placed in an operative...
6249944 Apparatus for machining a workpiece  
A multi-head machine tool for machining a workpiece into an article has a head that holds a workpiece and that rotates the workpiece. A multi-head tool attachment is capable of machining a...
6185802 Multiple clamping device for work pieces on a carrier  
An elongated and cross-section polygonal work piece carrier (1) has at least two clamping surfaces (2) extending parallel to its longitudinal axis (3). It is retained in bearing (5, 9) at least at...
6119330 Fully automatic cutting metal-working machine  
A fully automatic cutting metal-working machine, which includes a material feed unit, a cutting metal-working main unit controlled to process metal rod material delivered from the material feed...
5826318 Fast feeder unit for an automatic machine for machining the cylindrical surface of bottle closure caps  
A fast feeder unit for an automatic machine for machining the cylindrical surface of bottle closure caps, including a feeder carousel, which is provided with devices for supporting and rotationally...
5815902 Rotary transfer machine  
The rotary transfer machine for machining a workpiece using fixed-cycle control has a centrally disposed rotary indexing table which is driven according to a fixed cycle, can rotate about a...
5720088 Transfer machine tools with rotary tables  
In a transfer machine tool with a rotary table, the machining units with horizontal axes are arranged in orientations which do not coincide with the radii of the rotary table and the workpieces...
5661883 Machine tool having revolvable spindles  
A machine tool comprises at least one revolvable spindle having an end for supporting a work piece, a first processing tool disposed opposite to the end of the spindle for processing the work...
5452502 Turret-type machine tool  
A turret-type machine tool has a workpiece support that can be indexed incrementally by a step-drive and is locked to be stationary in angular positions corresponding to individual machining...
5421072 Machining carousel  
A device for machining a plurality of workpieces. The device having a plurality of identical independent machining assemblies attached on a rotating carousel plate such that one operator can unload...
5349889 Lathe  
A slide (4) made up of a table (8) and a base (11) is actuated radially relative to a workpiece (M) to be machined via a stud (17) adjustable in a slot (16). The position of the stud can be...
5261148 Rotary vice for rotary table  
The present invention relates to a rotary vice construction which can be specifically applied on the rotary table of a transfer machining apparatus, which vice comprises a first and second bodies,...
5242043 Workpiece mounting pallet  
A workpiece pallet is disclosed with which it is possible to machine a number of different workpieces in a transfer line with a minimum of equipment. The workpiece pallet has several faces each...
5193422 Multispindle automatic lathe  
A multispindle automatic lathe has a main shaft drive motor (M3) for driving spindles (13) via a driving power transmission system (2a, 12, 14, 15, 20, 21, 22, 27, 28, 31), a feed and index driving...
5176052 Multi spindle automatic lathe  
A multi-spindle automatic lathe (11) includes a spindle carrier (12) mounted freely rotatable in an indexing fashion relative to a head stock (13), a plurality of workpieces (W) supported in...
5154105 Pick off attachment for automatic multiple spindle machines  
A pick off attachment for use with automatic multiple spindle machines includes a spindle and housing to be mounted within a sliding workholder, which is moveable along the longitudinal slide of...
5044055 Hydraulically operated spindle carrier clamping mechanism  
A clamping mechanism is provided to prevent movement of the rotatable stock carrier of a multiple spindle bar machine after it has rotated into position for the machining operation. The clamping...
5042126 Drive apparatus for multi-spindle processing machines  
On a processing machine having a tool-holding frame (13) facing a mutli-spindle barrel (3), one of the work stations is equipped with a support (23) bearing a spindle (38) capable of being driven...
5016334 Multiple spindle bar machine  
A multiple spindle bar machine which includes a carrier rotatively supporting a plurality of spindles. The carrier is rotatable to index the spindles to a successive work station. Separate spindle...
4942650 Fluid actuated method and means for controlling a tool slide  
A method and means for accurately positioning a tool slide in an automatic machining apparatus. Said method and means utilizing a fluid operated drive means, a linear position detecting means, an...
4793039 Electronically controllable rotary transfer machine  
In its simplest form, the automatic transmission machine under discussion, with electronically controllable intermittently rotating table (FIG. 1), is made up of an annular base support (1)...
4779318 Multiple spindle machine having independently variable speed and feed rates  
A multiple spindle machine includes a plurality of spindles mounted in a spindle assembly which sequentially indexes workpieces through a plurality of spindle stations by rotating the spindle...
4739872 Automated parts handling apparatus  
A parts handling apparatus is provided for moving parts from a pick up and loading station into a machining station. A parts supply and feeding device is mounted on a main frame adjacent a parts...
4621405 Drive mechanism for the main spindle of a rotating tool turret machine  
A drive mechanism for the main spindle of a rotating tool turret machine, including a drive motor driving a worm carried in an eccentric mounting, rotation of the mounting effecting movement of the...
4620359 Apparatus for manufacturing rigid computer memory disc substrates  
A method and an apparatus for manufacturing rigid computer memory disc substrates is disclosed wherein the apparatus comprises a circular base plate, the base plate being mounted horizontally for...
4524654 Multi-spindle automatic screw machine  
A multi-spindle automatic screw machine having its principal working parts mounted on a weldment. A circular array of tool holders is mounted directly on top of the weldment, and a corresponding...
4290178 Assembly apparatus for electrical connectors  
A machine to assemble electrical contact retention clips in an insulator including an indexing turret having jaws, a jaw operator, a clip carrying strip feed, a clip loading and clip...
4202228 Method of cutting slabs from a body of uncured, light-weight concrete and an apparatus for carrying out the method  
The present invention is concerned with a method of and apparatus for cutting a slab from a body of uncured light-weight concrete, resting on a support surface. The method comprises the step of...
4185366 Spindle drives for multi spindle lathes  
A spindle drive for a multi spindle lathe incorporating electrically operable clutch mechanisms to engage drive to the spindles, each clutch mechanism having a part fixed to the spindle to be...
4058035 Automatic lathe  
The invention relates to an automatic lathe for machining workpieces in the form of bars or pressings and capable of carrying out machining operations on these workpieces additional to those that...
4008634 Multispindle automatic lathe  
A multispindle automatic lathe in which a plurality of axially movable spindle sleeves, each carrying a rotatable spindle axially immovably with respect to each sleeve, are mounted in opposite end...
3990133 Multi-station machine tool with pairs of tool-and work-spindles  
A multi-station machine tool wherein the bed of the frame supports two spaced-apart upright columns and the columns support an indexible shaft for a turret which is disposed between the columns....
3981056 Drive mechanisms for lathe spindles  
A drive mechanism for producing angular movement of at least one work spindle of a multi or single spindle lathe comprising an electrical stepping motor arranged to drive the spindle through...
3978565 Multiple-spindle machine tool  
A multiple-spindle machine wherein two upright or horizontal frame members support two spaced-apart coaxial carriers for sets of work spindles. Each spindle of one carrier is aligned with a spindle...
Matches 1 - 50 out of 81 1 2 >