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7104170 |
Air release stock stop
An air release stock stop for detecting the end of a bar stock during a machining process on a turning machine. The air release stock stop includes a pivot member hingedly connected to a base...
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6945147 |
Clamping device for machine tools
A clamping device for machine tools is disclosed that is capable of ensuring the clamping force for a tailstock while maintaining a small overall size of the device and a reduced number of parts....
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6502834 |
Holding chuck for a tire-wheel with a chatter-suppressing device
A holding chuck has a clamping device for firmly holding the tire-wheel in the position aligned with a center axis of a holding chuck. Chatter-suppressing dampers are disposed on an intermediate...
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6370994 |
Clamping device for machine tools
The invention provides a clamping device for machine tools capable of preventing the occurrence of impressions. In a clamping device for machine tools, a tailstock (movable carriage) is provided on...
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6125727 |
Tail feed for engine lathe
A method and related structure for operating an engine lathe comprising performing the desired lathe operation by automatically translating the tailstock toward a workpiece and automatically...
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6095022 |
Self-damping bar pusher rod for bar feeders
A bar pusher rod for bar feeders in automatic lathes provided with an abunt for stopping the advancement of the bar to be machined, a damping element being slidingly accommodated inside the bar...
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6038947 |
Quick return feed for machine tool
A tool feed module for a portable lathe machine tool includes a tool block carrying a cutting tool driven by a feed screw incrementally advanced during a cutting procedure by an actuator arm...
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5992276 |
Safety guard for lathes
A safety apparatus for use in connection with motor driven machine tools such as engine lathes of the character used to dress the brake shoe and brake pad engaging surface of automobile brake drums...
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5967008 |
Screw machine stock stop
A stock stop for screw machines and the like for determining bar stock positioning and which is capable of sensing short stock. The stock stop includes a housing affixed to the machine tool having...
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5943928 |
Lathe carriage unit
A lathe carriage unit displaceably mounted on a bed for carrying and moving a tool post in a z-axis or x-axis direction comprises a saddle body having a guide slot extending along the length...
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5918515 |
Lathe reference stop and combination tool
A reference stop for use in a lathe having a movable chuck and a draw tube adjacent to the chuck. A movable backstop is provided for rectilinear movement within a sleeve. The sleeve is inserted...
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5910201 |
Multiple spindle screw machine
The spindle supporting head of a multiple spindle screw machine is intermittently rotated to place its spindles into successively different angular positions about the axis of a spindle drive shaft...
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5887499 |
Method and apparatus for detecting short parts
Short parts are detected on machines where bar stock is fed through one or more work spindles and held in a burring spindle during cut off. The burring spindle contains a sensing rod biased towards...
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5809854 |
Boring bar device and method of assembly
A boring bar device comprising an elongated shank and a chisel head. The shank and chisel head are connected by a mating V-shaped cross-sectional joint wherein a solder shim of a predetermined...
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5720089 |
Tool turret with carrier plate
A tool turret for machine tools has a turret housing and a turret head rotatably mounted in the turret housing about a rotary axis and lockable in selected angular settings relative to the turret...
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5676031 |
Apparatus for detecting stock
An apparatus for detecting stock includes a stock forming machine (10), a stock feeder which feeds stock into the stock forming machine, and a stock detector (32). The stock detector includes a...
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5575041 |
Resiliently yieldable tail stock device for use in a numerically controlled lathe
A resiliently yieldable tail stock device for use in a numerically controlled lathe comprises a body slidable along a bed toward and away from a spindle, the slidable body having a bore and a...
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5197362 |
Tube and rod end shaping and finishing machine
A tube and rod shaping and finishing machine is adapted to employ a plurality of tools to machine a workpiece in a single operation by employing a spindle mounted tool cartridge mounted for...
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5099730 |
Multiple-spindle automatic lathe with stop
In order to improve a multiple-spindle automatic lathe comprising a working area, a spindle drum having several spindles in different spindle positions, the spindles being adapted to be brought...
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5058467 |
Quick change collet stop
A collet stop for positively positioning a workpiece within a collet of a spindle in a multiple spindle lathe is disclosed. An adapter block having a counterbore is secured within the spindle. The...
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5033339 |
Quick change stock stop
A stock stop assembly for a multiple spindle lathe is disclosed. A bracket secured to the lathe has a non-threaded aperture formed therethrough. A stock stop includes a head portion having an...
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4966058 |
Automatic threading device for lathes
An automatic threading device, applicable to engine lathes or turret lathes, operating with a single point tool traveling parallel to the longitudinal axis of the lathe in a series of passes,...
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4958543 |
Overhead loader and related mechanisms for high speed automatic lathes and the like
A high speed, overhead loader mechanism is disclosed, for use in connection with an automatic lathe. A simplified, versatile basic vertical positioning mechanism is provided, which mounts on the...
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4885530 |
Device for early detection of breaks and marginal wear in the cutting edges of tools
A device for the early detection of breaks and/or marginal wear in the cutting edge in machine tools equipped with reversible cutting plates having at least one insulated conductor path embedded in...
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4829861 |
Headstock assembly for a chucker and bar machine
This invention pertains to a head stock assembly for a chucker and bar machine which includes a special bearing system comprising three forward bearings and two rearward bearings for providing five...
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4815347 |
Lathe attachment with axially movable chuck
A housing is shaped to mate with a large turret or engine type lathe tailstock. A rack and pinion assembly is mounted within the housing with a chuck attached to an end of the rack. An adjustable...
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4515049 |
Quick-change tool holder for lathes
A quick-change tool holder for a lathe including a tool carriage, the holder comprising a support member adapted to be mounted on the tool carriage, a tool holder member adjacent the support member...
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4485704 |
Instrument attachments for radius working machines
A measuring attachment is shown for use on a lathe or other machine tool which includes a pair of parallel bars or slots, one associated with the saddle of the lathe and the other associated with...
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4417491 |
Automatic bar material feeding apparatus
In an apparatus for automatically feeding bar stock material into a numerically-controlled automatic lathe, a bar is rotatably clamped and borne by the clamp jaws of several bearing clamps disposed...
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4322990 |
Device for setting end working tools of multiple spindle automatic bar machines
A device in the form of a split clamp star wheel adapted to be clamped on the spindle carrier extension of a multiple spindle automatic bar machine in a predetermined axial location with respect to...
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4292864 |
Automatic magazine and feeder for automatic multi-mandrel lathe
An automatic feeder for multi-mandrel lathe is disclosed. The feeder comprises as many channels as the mandrels, each of which controlled for opening and closing by lever systems, and provided with...
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4245938 |
Device for positioning a tool carriage
A device for controlling and positioning a carriage in a tool machine, in particular the feed carriage on a gear hobbing machine. The device utilizes cams oriented one after the other and which...
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4208772 |
Automatic metal working machine part counter
A multiple spindle automatic screw machine is provided with an electrically insulated metal stock feed stop which is connected in an electrical circuit so as to provide an electrical signal when...
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4164381 |
Facing and grooving tool
A facing and grooving tool comprising a feed-out tool block installed in a tool slot of a boring bar and a feed-out actuator mounted on the bar around this tool block. A lever on the feed-out...
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4113404 |
Depth stop for a drilling machine
A depth stop is mounted on the casing of a drilling machine and includes a clamping lever with a bore through which an elongated rod extends. The rod acts as the stop. Lugs attached to the casing...
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4046036 |
Bar feed mechanism for lathes
A bar feed mechanism for a lathe comprising a pair of bar feed devices spaced lengthwise of the bar feed path, and switches adjacent the devices respectively to sense the presence or absence of...
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3961557 |
Quick-locking machine stop
A quick-fastening and compact machine stop of the type used to aid machine operators in positioning of work on machine tools for precision machining operations. The novel machine stop is...
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3865010 |
Machine tool feed and stop mechanism
In a machine tool, the combination of a slide, means for advancing the slide, a screw which is movable both axially and rotationally, a non-rotatable nut which is carried by the screw and acts as a...
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3855885 |
ADJUSTABLE STOP MEANS
A stop means for limiting travel of one component relatively to another comprising a member securable to the one component, a probe, and a part to which the member and the probe are connected at...
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3807278 |
PROGRAMMABLE FLUIDIC CONTROL SYSTEM FOR MACHINE TOOLS
A machine tool, such as a milling machine, embodying a control system employing fluid amplifiers for controlling and actuating in selected sequence a plurality of steps in an automatic cycle of the...
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3783720 |
STOP GAUGES WITH HANDLE MOUNTED INDICATOR AND LOCKOUT MEANS
A stop gauge attachment for lathes, milling machines, drill presses and the like, for accurately measuring critical finishing advances of a cutting tool as the tool carriage is tightened against a...
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3762248 |
POWERED STOP FOR BAR CUTTING MACHINES
In a cutting machine wherein bar stock is fed through a spindle (chuck): the improvement comprising a bar-deflecting element which automatically ejects from the spindle any bar remnant too short to...
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3722334 |
STOCK STOP IN MULTIPLE SPINDLE MACHINE
The cover sleeve for the drum shaft at the tooling area in a multiple-spindle machine tool supports the stock stop. A cam-operated mechanism acts between the drum shaft and the cover sleeve for...
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3720123 |
FACING STOP SYSTEM
A facing stop system for a multi-spindle screw machine ejects bar remnants and stops a replenishment bar in position for facing off. It includes a stop member supported for movement axially and...
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3690202 |
SENSOR CONTROL FOR TOOL BREAKAGE
Mechanical sensor for stopping the operation of a cutting tool in the event of tool bit breakage, in which a pivotable tip is carried by a tool holder with its lower extremity adjacent the tip of...
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3680414 |
SHORT WORKPIECE CONTROL
A workpiece measuring device is arranged to interrupt an automatic metal working machine if workpieces are short. The device includes a feeler movably mounted to extend into the path of relative...
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3636914 |
DIAL INDICATOR STOP
A dial indicator stop mechanism for use with machines such as lathes can be constructed utilizing two separate assemblies, either of which can be mounted upon a fixed part of such a machine and the...
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3626792 |
SWING STOP CONSTRUCTION FOR SCREW MACHINES
For a screw machine having a power spindle and collet and an automatic bar feeder for feeding bar stock through said collet and spindle, an improved swing stop rotatably mounted to rotate from a...
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3599532 |
APPARATUS FOR ACCURATELY POSITIONING THE MOVABLE TABLE OF A MACHINE TOOL
An apparatus for accurately positioning the table of a machine tool comprising a member on the table having a contact surface and a member on the bed having a receiving surface, the member on the...
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3477321 |
STOP GAUGE
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