Matches 201 - 250 out of 324 < 1 2 3 4 5 6 7 >
Match Document Document Title
4414723 Adjustable cylinder head holder  
Apparatus for reworking the valve guides of a cylinder head is disclosed. The apparatus includes an adjustable cylinder head holder including a base, a pedestal and a heat support subassembly...
4398326 Collet unclamping mechanism  
Pressurized hydraulic fluid for energizing the collet unclamping mechanism of a machining center is supplied through a first solenoid valve from an accumulator which is charged by a piston pump....
RE31288 Machine tool  
A machine tool comprises a table mounted on a bed and adapted to be moved in the direction of longitudinal axis of the bed, said table being arranged to be driven or rotated, intermittently indexed...
4378621 Headstock for a universal milling and drilling machine  
A headstock for a universal milling and drilling machine. The headstock includes a horizontal spindle within the headstock housing. A swivel head to which a vertical milling head is mounted is...
4369563 Automated machine tool installation with storage means  
A system comprising a plurality of complementary numerically controlled machine tools in which different workpieces are each subjected to appropriate selected machining operations on selected...
4358888 Automatic tool changer with internal tool storage magazine  
A vertical spindle numerically controlled machining center includes a stationary bed or base on which a workpiece holding table is slidably mounted for movement along a first axis. A vertically...
4355447 Gauging system for sculptured surfaces  
An arrangement for removing excess material from an object surface, to provide a desired finished surface. Holes are drilled into the object so that the bottoms of the holes lie on the desired...
4355446 Automatic tool changer of machining center  
A vertical-type machining center having a spindle carrier which travels in the vertical direction and a turret capable of both rotation and upward and downward movement provided on the spindle...
4349945 Multi-purpose power tool  
A multi-purpose power tool in which a power head and a power carriage are mounted for reciprocal translation on a pair of elongated tubular ways, the ways being pivotally mounted and...
4339857 Integrated cylinder finishing system  
A system for finishing the cylindrical interior of a workpiece on a single machine is disclosed. The workpiece is mounted to allow access to its cylindrical interior from each end. A skiving tool...
4338710 Apparatus for forming bores  
An apparatus is disclosed for forming bores in articles, such as lumber studs which includes a conveyor operable for transporting the studs to a work station. Disposed adjacent the work station is...
4338709 Magazine for storing toolholders with tools mounted therein for machine tools  
A machining center having a magazine for storing toolholders with tools mounted therein. The magazine includes a plurality of laterally open toolholder sockets for receiving one toolholder each...
4337566 Gauging system for machining surfaces  
An arrangement for removing excess material from an object surface, to provide a desired finished surface. Holes are drilled into the object so that the bottoms of the holes lie on the desired...
4321746 Tool changer for vertical boring machine  
The disclosure relates to a tool storage carousel assembly for use in a tool change system of a vertical lathe or the like. The tool storage carousel assembly generally comprises a rotatable...
4310958 Production-line automatic machine  
A production-line robot comprising an operative arm provided at its outer, pivoted end with a support mechanism is coupled via the latter to one of a plurality of tools associated with the robot,...
4309809 Machine tool with an automatic tool changing device  
A machine tool having an automatic tool changing device wherein a tool magazine storing many tools is rotatably carried by, and movable with, a spindle head, and a desired tool among them can be...
4307506 Tool Changer for a machine tool  
Apparatus for changing tools for a machine tool which selectively moves a tool along a Z axis with respect to a workpiece support table. The machine tool has a fixed position tool magazine which...
4288851 Method of determining position of openings adapted to receive fret saw blade of numerically controlled fret saw machines  
In a machine for cutting grooves of a given pattern through a blank with a fret saw blade, openings for receiving the fret saw blade at the cutting starting points of the grooves are determined...
4271572 Machine tool having at least one tool magazine  
A machine tool comprises a main support with a machine stand on the main support carrying a headstock alongside a workbench which is mounted advantageously for movement toward and away from the...
4270253 Apparatus for simultaneous machining of a stack of plate-like workpieces  
There is disclosed a method and apparatus for the simultaneous machining of a stack of plate-like workpieces wherein the individual workpieces of the stack are initially assembled into a stack...
4237598 Manufacturing processes using machine tools  
A system comprising a plurality of complementary numerically controlled machine tools in which different workpieces are each subjected to appropriate selected machining operations on selected...
4237595 Automatic tool changing device for a machining center  
An automatic tool changing device comprises the head of a machining center and a drum vertically movably mounted on the outer end of the head, and rotatably arranged around a center shaft which is...
4230162 Wood working machine  
In accordance with this invention a wood working machine is provided which facilitates the sequential working of opposite sides of a wooden work piece to form a flange for a cable reel. The work...
4229866 Frame support for tool head  
Support apparatus for a movable tool head drive for a machine tool comprising a stand on which is fixed, a table on which is slidably movable, a framework comprising an upper transverse member...
4220430 Positioning device for positioning a movable part of a machine tool relative to a fixed part  
A positioning device for positioning a part, such as, a movable part of a machine tool, relative to a fixed part of the machine tool, comprises, a transmitter adapted to be secured to one of said...
4216572 Replaceable gang head machine tool  
A replaceable gang head machine tool unit having a driving motor, the unit being mounted on a slide table arranged to be driven and advance in a given direction wherein: there is provided an...
4215461 Method for inserting electrodes into glass melting tanks  
Drilling through a wall of a molten material containing vessel, such as a glass melting tank, for the purpose of inserting an electrode or the like, is facilitated by employing a drill rig in which...
4204303 Locking mechanism for machine tool holder/adapter  
There is disclosed herein an improved machine tool holder/adapter and drive spindle nose. The drive spindle nose is tapered and includes a circumferential locking groove. The tool holder/adapter...
4196501 Machine tool  
Disclosed is a machine tool which comprises a spindle head, and an automatic tool changing apparatus which comprises a tool release mechanism adapted to be operated by movement of the spindle head...
4190938 Machine with processing heads  
A machine for performing cutting operations on a workpiece has a rotatable carrier with several releasable processing heads which have rotatable spindles to hold cutting tools. A carrier drive...
4182021 Tool magazine with a tool removal device  
A tool magazine is provided wherein an endless chain carrying a plurality of tool sockets is guided on a magazine frame and is indexable to present to a removal station one of the tool sockets...
4153383 Work preparation and ruling machine  
A work preparation and ruling machine is provided for the production of semi-cylindrical rotary dies. The machine comprises a longitudinal cylinder mounted for rotation in frame and being provided...
4146239 Tool holder lock assembly  
An improved lock assembly is utilized to hold a tool in a socket of a machine tool. The lock assembly includes a carriage which is movable toward and away from the socket along a path extending...
4145802 Autoadaptive tactile device for working machines  
An automatic industrial robot is provided with an autoadaptive tactile device connected to a tool for performing at least one operation upon a workpiece. The tool is carried by a working head...
4135278 Automatic tool changing device for a machining center  
An automatic tool changing device includes a frusto-conically shaped tool holder holding a large number of machining tools and mounted on the forward end of the head of a machining center so as to...
4122598 Tool changer  
A tool changer is adapted to be mounted on a machine tool having a spindle rotatable about a vertical axis. The tool changer includes a rail adapted to be mounted on the machine tool, a carriage...
4118844 Machine tool  
A machine tool comprises a table mounted on a bed and adapted to be moved in the direction of longitudinal axis of the bed, said table being arranged to be driven or rotated, intermittently indexed...
4109360 Machine with processing heads  
A machine for performing cutting operations on a workpiece has a rotatable carrier with several releasable processing heads which have rotatable spindles to hold cutting tools. A carrier drive...
4103405 Tool changing arrangement  
A tool changing arrangement for a machine tool comprises a rotary and axially movable drive spindle which coaxially carries a holding member rotatable therewith and movable in axial direction...
4084300 Automatic tool changing method and apparatus  
New and old tools are changed by loosening or fastening a chuck mounted on a main spindle gripping or releasing the new and old tools and rotating and indexing a tool storage magazine in which a...
4074177 Methods and apparatus for automatic movement of a member to precisely indexed positions despite signal drift or offset  
Methods and apparatus by which a member is moved automatically to any one of a plurality of predetermined positions each of which is precisely established by guiding lock-up means such as a shot...
4065845 Device for changing bore crowns  
A device for changing bore crowns on a drill rod including a bore crown magazine member and means for automatically stopping and locking the magazine member in a desired rotated position.
4053968 Tool support for tool interchange system  
A machine tool having automatic tool changing apparatus including a tool storage magazine formed with a plurality of circumferentially spaced socket recesses each having a generally U-shaped tool...
4046263 Tool changing apparatus for a multi-axis manipulator  
Tool changing apparatus for a multi-axis manipulator for selectively receiving and holding one of at least two different work tools. Each of the work tools is mounted on an upstanding table and is...
4034465 Machining center and method of operation  
A machining center having an endless track with movable tool heads, and one or more machining stations at which the tool heads may be successively stopped. Each station has means for driving the...
4020537 Head-stock for a milling and boring machine  
This invention relates to a head-stock for a milling and boring machine, comprising a body in which a boring spindle and a milling sleeve or spindle arranged around the boring spindle are mounted...
4008646 Machine tools  
There is disclosed a spindle unit for machine tools in which there is a spring operated drawbar in the spindle having finger hooks for engaging the adapter of a toolholder for drawing the latter...
3999769 Tool holder for machine tools  
A tool holder for machine tools particularly adapted for use in turret structures having a plurality of retainers for holding a plurality of such tool holders each carrying a different tool such as...
3973863 Drill changing device  
This invention provides a drill changing device for a drilling machine in which a collar is provided on the shank of a drill at a predetermined location relative to the tip of the drill, the collar...
3962777 Tool clamping device for multiple-operation machines  
A tool clamping device for multiple-operation machines or machining centers. The device has a self-blocking fork for selectively securing a tool on a tool changing device or autooperator, the fork...
Matches 201 - 250 out of 324 < 1 2 3 4 5 6 7 >