A machining center having a bed that supports a work table, a carriage movable along the bed, an upright column moveable across the carriage, a machining head movable vertically on the upright column and a tool magazine with a tool changer. The bed is designed as an inclined bed with a downward slope toward the rear and the work table is mounted on the front side of bed by means of a suitable console.

A machining center with two or more cooperating machines has a magazine for tools and a magazine for adapters in each machine. The tools and adapters are shuttled between the respective magazines and the material removing stations of the respective machines by discrete automated manipulators. In addition, the machining center has a transporting system which delivers workpieces from a further station to and thereupon from the material removing stations of the machines and which also serves to shu...

A center for lathes comprises a tubular casing with its interior serving as an oil chamber, a center rod fitting in the casing and having a conical front end projecting from the casing, front bearings and a rear bearing provided between the casing and the center rod, an oil feeding screw portion positioned between the front bearings and the rear bearing and formed on the center rod, and an oil reservoir provided on the casing. Forward and return oil channels extend between the oil reservoir and ...

A center punch particularly adapted for locating and marking the center position of a circular opening, as for making a center mark in a stud that has been broken off below the surface, to facilitate drilling and removing the stud. Movable jaws are each provided with an end portion of reduced thickness that extends into the opening adjacent the stud and a shoulder that abuts the exposed surface to retain the punch in a center position.

A center finding assembly is shown having a pair of longitudinally extending arms which at their ends carry a pair of edge-engaging, angle-shaped end guides that are adjustable with respect to each other longitudinally therealong. The pair of end guides of each arm are adapted to engage and to be secured between opposite edge portions of a substantially symmetrical workpiece to provide an automatic centering of a spool-like indicator element that is slidably pivotally carried by and that cross-c...

A machining center comprising tool spindle means, tool changing means, tool drum assembly means including first and second axially spaced integral tool drums each having a plurality of tool holding chucks about the periphery thereof, each of the tool holding chucks having a movable jaw, extension means operatively associated with each the movable jaw on one of the first and second tool drums for permitting movement of the associated movable jaw from a predetermined remote location, tool housing ...

A machining center comprising a tool spindle, a tool magazine, a tool shuttle assembly for transferring tools between the tool spindle and the tool magazine including rail means, a tool change mechanism including a carriage, means for mounting the carriage on the rail means for displacement therealong, a dynamically brakeable motor for driving the tool change mechanism along the rail means in a selected direction, means for stopping the tool change mechanism driven in the selected direction incl...

A machining center for at least one of a drilling or milling operation. The machining center includes a machine frame at which an outrigger is attached, with a tool spindle, driveable to execute stroke movements and rotary movements, being mounted to the outrigger. The tool spindle is adapted to be moved from an end position, in alignment with a tool carrier present in the tool magazine and connectible to the tool spindle, axially for being coupled to the tool carrier and then further movable ax...

A junction center is useful for wiring the electrical pump and alarm system circuits of sanitary mound systems and of the lift stations of conventional septic systems The junction center comprises a relatively large diameter main tube of electrical conduit placed against the outside of the sanitary system sewer riser. A branch tube extends through the wall of the main tube and through a hole in the wall of the sewer riser. Supply wires are fed from a trench into the main tube from the bottom end...

A conference center is provided which includes a circular or polygonal arrangement of seating elements having a center. Each seating element faces outward from the center, and a device is provided for rotating the arrangement about a vertical axis through its center. This conference center provides a setting for group meetings which eliminates many of the distractions involved in face-to-face meetings.