Abstract: An automated machine tool is provided and includes a frame having a first workpiece transfer station at a first location on the frame; at least two self-contained processing units, each of the units including structure for holding the workpiece for processing and structure for performing a process on the workpiece; structure for sequentially indexing the processing units to the first workpiece transfer station for transferring workpieces to and from each of the processing units; a shared tool storing device; a first cutting tool transfer device for transferring cutting tools to and from the processing units; and a second cutting tool transfer device for transferring cutting tools between the first transfer device and the storing device.

Abstract: An industrial robot has a mounting bracket and a servo motor secured to the mounting bracket for rotation relative thereto about a first axis offset from the vertical by 60.degree.. A sensor plate is mounted on one end of the motor, a position sensor is mounted on the bracket and interacts with the sensor plate to sense the rotational home and overtravel positions of the motor. A tool changer is coaxially mounted on the other end of the motor and has means for mounting a turret for coaxial rotation by the motor. A turret having a plurality of circumferentially-spaced tools is mounted on the tool changer for operation on a second axis offset 60.degree. from the first axis, such that each tool is rotatable about the first axis to a vertical working position.

Abstract: A numerical controlled router is enclosed by a housing mounted on a support structure wherein the housing has an opening formed in front of a router head structure. Bearings are provided outside of the housing.A rotatable shaft is rotatably supported by the bearings and two suction tables are attached to the rotary shaft and the table can be inclined by rotary cylinders.

Abstract: A multifunction, compact machining center has a work spindle which can rotate at high speed, or controlled by a C axis servo driver, and a frame-shaped tool magazine, which is composed of a standing part and a rotatable part. Arranged on the standing part are enough internal and external turning tools to complete all turning processes on one workpiece. Driven tools are held on the rotatable part to do drilling, boring, milling, gear hobbing, grinding, lapping etc. on the same workpiece at arbitrary angles. Additionally, work units for quenching, laser machining, gear shaping, bevel gear cutting, measuring, loading and unloading can also be employed on the tool magazine. By means of movements of the tool magazine relative to the work spindle in the plane perpendicular to the Z axis, each cutting tool or working unit can be put into the working area of the workpiece sequentially so as to complete all machining, measuring, loading and unloading.

Abstract: A compressed air valve circuit actuated assembly for operating a rotary tool turret of a lathe is disclosed which includes an actuator movably disposed in a housing and fixedly connected through an opening to the turret. The actuator moves linearly between a recessed position, wherein a first actuator attached ring of spaced apart teeth is closely intermeshed with a second housing attached ring of identical teeth, and an advanced position wherein the rings are decoupled to permit turret and actuator rotation. A series of compressed coil springs confined between the actuator and housing biases the actuator toward the recessed position. Compressed air supplied from the circuit to a housing chamber moves the actuator to the advanced position in opposition to the springs. A cross-piston, disposed in a bore formed in a housing surface portion and movable between start and ending positions, is coupled by an indexing pin to a slot in the actuator only when the actuator is in the advanced position.

Abstract: A robotic turret tool for use with an industrial robot is mountable onto the spindle of the robot and capable of having multiple tools mounted thereto. The turret tool includes a mounting bracket adapted to be affixed to the spindle of the industrial robot, the mounting bracket including a locking element support. A turret shaft affixed to said mounting bracket. A turret head is rotatably supported on the turret shaft with multiple tools attached to the turret head allowing the robot to select which tool to use through rotation of the turret head. A locking element is slidably mounted in the locking element support. The locking element including an upper electrical supply connector and an upper pneumatic supply conduit path. The locking element is movable from a locked position engaging said turret head to an unlocked position away from said turret head.

Abstract: A tool turret has a turret housing and a hollow supporting column. A head is provided at one end of the supporting column. The other end of the supporting column is connected with the turret housing. A tool face is mounted rotatably relative to the head and is lockable with this head. The tool face has at least one recess for a tool. A torque overload protection arrangement is provided between the hollow supporting column and the head and/or between the hollow supporting column and the turret housing.

Abstract: 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 housing. A carriage supports the turret housing and guides movement of the turret housing relative to a machine tool support in a Y direction transverse to the rotary axis. A carriage guide is on the tool support for guiding movement of the carriage. A carrier plate is part of the carriage, and extends in a plane defined by the Y direction and an X direction or a Z direction.

Abstract: A machining apparatus is disclosed which includes a rotatable tool turret having a plurality of modular machine tools removably supported thereon in circumferentially spaced apart relationship, a transmission assembly for effectuating the indexed rotation of the tool turret, and a multi-disc variable-speed drive system for independently driving each of the modular machine tools supported on the tool turret.

Abstract: A machine tool having a frame, a turret on the frame having a spindle for holding an operating tool, structure on at least one of the frame and turret for operating the spindle to effect machining of a workpiece by an operating tool held by the spindle, and first structure on at least one of the frame and turret for communicating fluid in a flow path from a pressurized supply to a workpiece to be machined by an operating tool held by the spindle to effect deburring/washing of the workpiece.

Abstract: A turret machine tool includes a support base, a slide base slidably mounted on the support base and having a slant surface, a turret head indexably disposed on the slant surface of the slide base for indexing movement about an axis, and a plurality of machining spindle modules mounted on the turret head at equal angular intervals about the axis and projecting radially outwardly from the turret head. The turret head has a plurality of attachments each including an outwardly open cavity and an attachment frame defining the outwardly open cavity and having an outer attachment surface. Each of the machining spindle modules has a front module portion, a rear module portion extending rearwardly from the front module portion, and a front plate integral with the front module portion and disposed between and coupled to the front module portion and the rear module portion, the front plate having a attachment edge extending radially outwardly beyond the rear module portion.

Abstract: A universal turret system is provided and includes the capability of accommodating a wide range of multi-class tooling including manual tools, manual quick-change tools, semi or fully automatic tooling, and live or driven tooling. The universal turret system includes a plurality of tool adapters with each adapter being mountable at any station on the turret disk and with each tool adapter being designed to receive or drive a specific tool from the multi-tool class.

Abstract: A toolholder turret (3) is movable in the X and Z directions relative to a work table (2) so that each of the grinding tools (9a, 10a, 11a 12a) can be presented to machine a surface of a workpiece (6). A support (20) of a truing unit (4) bears a rotary body (22), one arm (23) of which is provided at the end with a follower, while two vertical arms are provided with diamonds. The exact positions of the truing tools relative to a reference, which may be constituted by the detecting surfaces of the follower, are detected by means of a further follower (18) integral with a further table (13). Measurements taken by displacement of the latter follower are stored in a memory. Other measurements relating to the actual sizes and shapes of the grinding tools are likewise taken through displacement of the further table so that these tools are sensed by the detecting surfaces of the first-mentioned follower.

Abstract: A non-contact rotation waterproof and dustproof method and a machine tool using the same. A viscous fluid is continuously or intermittently supplied to a labyrinth clearance formed between a rotating body and a fixed body from a fluid supply device so as to fill the viscous fluid into the labyrinth clearance to obtain a good non-contact rotation waterproof and dustproof method even when the rotating body is rotated at a low speed or is stopped.

Abstract: A turret-lathe coolant system is disclosed for selectively directing a stream of coolant to an interface between a workpiece on a turret lathe and a cutting tool positioned by a turret to cut the workpiece. In the preferred embodiment, the system includes a coolant-discharge assembly secured to the turret, wherein the assembly has a plurality of semi-rigid coolant tubes that are affixed to coolant-distribution ports, to distribute coolant fluid to a plurality of cutting tools on the turret. A coolant plunger is affixed within the coolant-discharge assembly that includes coolant-discharge outlets that pass coolant fluid from within an interior chamber in the plunger through adjacent distribution ports in the assembly.

Abstract: The present invention relates to a numerically-controlled lathe, a numerically-controlled device therefore and a procedure for processing a workpiece thereby. An object of the invention is to provide a numerically-controlled lathe adapted to designate one of two spindles and three tool rests and a procedure for processing a workpiece thereby.

Abstract: A wood working machine comprises a carriage on which a plurality of working heads are mounted in a juxtaposed relationship, and a tool magazine and an exchanging unit provided on the carriage for each of the working heads such that exchanging of a tool can be performed on the working heads independently of each other on the carriage. A dust collecting passageway is formed between a motor for a spindle of each of the working heads and a motor hood for the motor, and an additional auxiliary dust collecting passageway is formed on each of rams on which the working heads are individually held. A wide dust collecting range is thus assured.

Abstract: The turret for machine tools has a turret disk which is rotatable via a gear unit and can be positioned in determined rotational angle positions, wherein the gear unit also serves to drive a tool drive shaft. A plurality of tool holding devices are provided on the turret disk so as to be distributed on the circumference including a base part and a tool holder which is displaceable relative to the base part vertically relative to the turret axis and adjustable. A feed gear unit is provided in the base part for the tool holder, wherein the feed gear unit can be coupled with the tool drive shaft. The tool holder and accordingly the tool carried by it can accordingly be adjusted in the radial direction.

Abstract: A multi-axis, remote control, mobile, robotic machining center of Cartesian structure having three mutually perpendicular X, Y and Z linear movement axes in which an elongated horizontal ram, adapted to carry various working tools at one outer end thereof, is rigidly supported on a vertical pedestal for movement along the vertical Y axis and linear Z-axis. The ram also is mounted for rotational movement about a horizontal A axis normal to the Y axis and is thereby capable of being selectively positioned in either of two horizontal operating attitudes in which the working tools are operably disposed on opposite sides of the pedestal.

Abstract: A machine tool turret having a plurality of tool holders with tension rod-actuated mechanisms for locking the tool head can be rotated to bring a selected tool holder into engagement with jaws of a release unit, applying to the tension rod a force sufficient to compress the disk spring stack thereof and release the tool and to the holder a counterforce which is equal and opposite in direction and prevents the release unit from stressing the bearings of the turret or any spindle bearings which may make the tool holder rotatable.

Abstract: A driving head holder capable of perfectly and effectively holding a driving head on a turret milling machine is provided. The holder includes a cantilevering coupling member having two side walls pivotably mounting therebetween a driving head holding member which includes a middle web having an intermediate hub member having a through hole, two side portions having two cross sectionally T-shaped annular grooves, and a curved peripheral portion integrally forming thereto the web and side portions.

Abstract: This invention relates to a machine tool having a table for mounting a workpiece. The body of a machine tool is equipped with a table for mounting a workpiece. The table is further equipped with a rotary table. When performing turning operations of the workpiece, the workpiece is mounted on the rotary table. On the other hand, when performing other operations, except for the turning operation, the workpiece is mounted on the non-rotary table. In addition, if desired, the workpiece can be mounted on both the table and the rotary table for performing other operations.

Abstract: A machine tool turret, usable in a machine tool having a rotatable workpiece spindle, that includes first and second tool spindles journaled on the turret. The turret is mounted for compound movement in an x-c plane defined by an x axis perpendicular to the c axis of the work spindle. Each tool spindle may be locked against rotation or, alternatively, it may be rotated. In either case, the operative position of each tool spindle may be used in the machining of a workpiece which also may be rotating or non-rotating. The turret axis is perpendicular to the x-c plane so that as the turret is rotated the tool spindles remain in this x-c plane for a plurality of operative positions for machining. The foregoing abstract is merely a resume of one general application, is not a complete discussion of all principles of operation or applications, and is not to be construed as a limitation on the scope of the claimed subject matter.

Abstract: A table exchanging device for a wood working machine wherein workpieces of wood can be individually attracted and fixed by a sucking action by vacuum and such sucking action can be maintained also while the slide tables are slidably moved. The device comprises a pair of hollow slide tables having air sucking holes formed in upper walls thereof, a hollow bracket provided in a pneumatically communicating relationship on each slide table, and a hollow tubular shaft provided on each of a pair of left and right beds of the wood working machine and connected to a blower or a vacuum pump. A first hollow arm is supported for horizontal pivotal motion on each hollow bracket and pneumatically communicated with the follow bracket at their mutually connecting location. A second hollow arm is supported for horizontal pivotal motion on each hollow tubular shaft and pneumatically communicated with the hollow tubular shaft at their mutually connection location.

Abstract: In a machine tool provided with a spindle head carrier and a spindle head mounted thereon when a drive shaft supported in the spindle head carrier drives a spindle via gears, an oil circulation chamber is provided for lubricating the gears. The chamber is sealed against the stationary part of the spindle head by sealing members, which are charged with compressed air via compressed pressure supply lines, and which direct compressed air to front sealing surfaces of the sealing members cooperating with rotating opposed sealing surfaces. The pressure ratios and the line cross-section are selected so that a sealing gap exists for the seal between the rotating opposed sealing surfaces and the sealing surfaces of the sealing members for contactless sealing.

Abstract: The tool-holder turret for lathes or like machining centers has a fixed support member (1; 52) bearing a rotary member (4; 51) to which there may be attached a tool-holder plate designed to bear a plurality of tools, each of which can brought into the operating position by the rotation of the rotary member, a drive motor (12; 54) also being provided, which is connected to a geared differential transmission unit (15, 18, 20; 47, 18, 20; 57, 64, 66) having three members, the first member, called the driver (15; 47; 57), being connected to the motor and controlling, on one hand, the opening and closing of the turret and, on the other hand, the rotation of its rotary member, the second member, which can be driven in rotation, of the differential unit (18; 18; 64) being connected to the rotary member and the third member, which can be driven in rotation, of the differential unit (20; 20; 66) being connected, via interposed cam transmission means (21, 23; 71, 72), to a rotationally fixed and axially movable member

Abstract: An index plate (9) is moiunted on a shaft (7) which is supported against axial displacement on a machine frame (1) and is stepwise rotatably drivable, said plate carrying clamping devices (10) arranged around the shaft and each intended for one workpiece (11). On either side of the indexing plate (9) a unit carrier (20) is arranged axially displaceably of the unit carriers (20) towards the indexing plate (9) into a stop position and for displacement of the unit carriers (20) away from the indexing plate a displacement drive (31) is associated with each of said carriers. The two unit carriers (20) are guided solely on the shaft (7) and are supported on the machine frame (1) only against rotation.

Abstract: A device is disclosed for mounting a plurality of assembly tools such as grippers or the like on the end of a robot arm. The device includes a turret head for supporting a plurality of grippers and a turret head support member which is shiftably mounted relative on the end of the robot arm. The turret head is rotatable about an axis at an acute angle to the axis of the robot arm. Two angularly disposed pusher arms are carried by the turret support member and extend into a chamber in the turret head. A shaft extends from the end of the robot arm into an opening in the turret support member. A weight compensating member and a position sensor are mounted in the turret support member for cooperation with the shaft.

Abstract: A robotic positioning device has a support structure and a tool implement holding member which is positional within the three dimensional space of the support structure. The tool implement holding member is connected to the support structure utilizing five positioning members. Each of these positioning members is connected to the tool implement holding member. Three of the positioning members are connected to the holding member at a first common center of rotation and the other two positioning members are connected to the holding member at a second common center of rotation. Each of the positioning members is attached to the support structure utilizing a connecting member which allows for the positioning member to freely pivot with respect to the support structure and additionally allows the member to move with respect to the support structure axially along an axis of the member. This is accomplished by moving the members axially toward or away from the support structure.

Abstract: A multi-function industrial robot employs an servo motor to select one tool for use from among a plurality of tools mounted on a turret, the base of which is fixed to an end of a vertical spindle and supports a turret shaft that lies at an angle of 45.degree. with respect to the spindle. The turret head on which the tools are mounted is fixed to one end of the turret shaft and it and the tools are configured so that one active tool will be coaxial with the spindle, and a bevel gear mounted at the end of the turret shaft opposite the turret head engages a bevel gear mounted on the robot frame. The spindle can be raised and lowered such that at its uppermost position the two bevel gears engage, and a mechanism that normally prevents rotation of the turret shaft is released so that as the spindle turns the turret-mounted bevel gear revolves about the stationary bevel gear and drives the turret shaft and the turret head for rotation.

Abstract: In accordance with the present invention, there is provided a cutting tool having a cutting tool insert which is automatically rotationally indexable. The cutting tool includes a shank and an indexable cutting tool insert rotatably connected to the shank. The insert includes a plurality of cutting edges and side surfaces therebetween. The cutting tool is also provided with an indexing device, lock pin, cam plate and eccentric cam pin. The indexing device comprises a sliding key and a pair of spring metal legs attached thereto for engaging a serrated portion of the lock pin to which the cutting tool insert is attached. The indexing device is effective for indexing the insert on the lock pin upon rotation of the cam pin which effects a lateral movement of the cam plate along the longitudinal axis of the shank whereby the cam plate engages the sliding key causing it to also move laterally to engage the indexing legs on the lock pin resulting in rotation of the lock pin and the cutting insert attached thereto.

Abstract: A milling and drilling head for a machine tool has an input shaft housed in a stationary case also incorporating a control means drivingly connected to a ring gear which is fast with a moving case portion accommodating at least one tool holding spindle driven off the master spindle of the machine tool and being set at an angle to the X-axis thereof.

Abstract: An apparatus for continuously producing electric-welded steel pipes by continuously supplying coiled strips as connected to one another by welding, progressively forming the strip into a tubular shape and high-frequency welding the opposed edges of the strip to form a seam. To produce required small quantities of steel pipes having varying diameters and wall thicknesses, a group of roll assemblies is replaceable by another group within a short period of time. Groups of forming, welding or sizing rolls are mountable on a polygonal bed which is lockable in position after rotation. For replacement, the bed is rotated by a hydraulic motor to bring the desired group of rolls to the proper position quickly.

Abstract: A twin disc type tool turret mechanism for CNC machines including a double layer of tool mounting discs attached respectively to two of a three-piece toothed ring-type registration and lock coupling. The front disc provides a number of mounting slots for external turning tools and the rear disc provides the same number of mounting seats for facing, OD turning or internal boring tools. A drive mechanism combined with a hydraulic control system incorporated in/on the turret housing facilitates unlocking, rotation, and relocking of the discs with the turret housing. The subject turret can also include provisions for attachment of revolving tools with an active spindle and an additional spindle motor for effecting the required processing operations. In addition, both OD and ID probes and a signal transmitting mechanism may be installed in both discs to accomplish in-process measurement of the workpiece.

Abstract: The structure comprises a rotary conventional lathe work piece holding spindle, mounted for sliding on vertical guides and a tool holding assembly mounted for sliding along two perpendicular horizontal axes. The tool holding assembly receives fixed tools and motorized auxiliary units whose rotational axis is either parallel to the axis of the spindle or perpendicular.

Abstract: A tool changing apparatus for a machine tool comprising, adjacent an operating space, an indexable tool carrier displaceable in two feed directions defining a plane of movement and comprising a plurality of tool receiving means each including a holding means, which is provided with a clamping device, for inserting and securely clamping a base of a tool as well as a clamping element having a predetermined direction of movement for tightening and releasing the clamping device, and also comprising a tool gripping device having an actuating device adapted to be coupled to the clamping element.

Abstract: A turret is rotatably secured to a housing adapted to be secured to a robot wrist having a reference orientation and axis. The turret has a plurality of interchangeable lead processing devices which are selectively aligned to the reference orientation and axis. When so aligned a lead processing device is engaged with a selected component and operated to cut and bend the lead of that component. A second component's lead may be processed by the same or a different lead processing device secured to the turret. The latter device is aligned to the reference orientation and axis prior to processing the second component's lead. The robot is programmed to align the reference axis and the corresponding processing device to the selected component whose lead is to be processed.

Abstract: A tool holder is mounted upon the crossfeed arrangement of a machine tool, e.g. a lathe, and have a swing part which is rotatable about one axis, a cutter head which is rotatable relative to the swing part about a second axis perpendicular to the first axis, the first axis being orthogonal to a plane of displacement of said crossfeed arrangement. Means is provided for the programmed positioning of the head relative to the swing part and the swing part relative to the crossfeed arrangement so that the angular positions of the cutter can be effected under programming control within wide range of angular orientations and receiving outside the X-Z plane is possible.

Abstract: A live tooling turret assembly comprising a stationary housing, a turret top plate movably mounted on the housing for axial and rotational displacement with respect to the housing, the turret top plate including a drive shaft extending into the housing and through the top plate, the turret top plate including means for mounting live tooling, the drive shaft including means for engaging and driving the live tooling when mounted on the top plate, supporting means in the housing supporting the top plate including the drive shaft, the supporting means being movably mounted in the housing for axial and rotational displacement simultaneously with the top plate, indexing means associated with the housing for moving the top plate and the supporting means axially and rotationally with respect to the housing, and drive means associated with the drive shaft for permitting the drive shaft to be driven independently of the indexing means and for permitting the drive shaft to be driven simultaneously with the indexing mean

Abstract: In machine tools, for selective utilization of fixed tools, or tools which are adapted to be driven and rotated, a common tool retainer is provided in the toolhead. The toolhead comprises a spur gear or similar driver, or comprises drive components for operatively engaging a rotating tool. The toolhead is adapted to be rotated about an axis which is disposed at an angle of 45.degree. with respect to the main axis and the transverse axis of the machine tool and which intersects the line of intersection of the tool carrier planes which extend parallel to the longitudinal and transverse planes. A journal arrangement for the driven tools is installed in the tool retainer itself, or in the toolhead.

Abstract: An apparatus for punching a workpiece has a stationary frame, a longitudinally extending row of horizontally spaced and upwardly facing different dies fixed on the frame below a horizontally elongated punching station, at least one horizontal and stationary rail fixed on the frame, and a punch carriage displaceable horizontally along the rail above the station. A turret rotates about a horizontal turret axis on the carriage and carries a plurality of radially outwardly directed different punches angularly spaced about the turret axis. A positioning unit is operatively connected between the carriage and the frame for displacing the carriage through a plurality of positions in each of which the turret axis is above one of the dies. An indexing unit angularly displaces the turret about its axis through positions in each of which one of the punches is facing down in the station toward the respective die.

Abstract: The present invention relates to a tool cooling device for machine tools in which a plurality of cooling fluid distributing units are provided on a fixed shaft having a hole formed therethrough and communicating with a source of cooling fluid and each of the distributing units is connected preliminarily to one of the tools with oil holes which are accommodated in the tool magazine of a machine tool, whereby when selected one of the tools is engaged as such with the spindle, the cooling fluid is automatically supplied only to the tool engaged with the spindle.

Abstract: The specification is directed to a method of operating a machine tool which enables a machining center, a transfer line or a flexible manufacturing system to be rapidly converted from the manufacture of one work piece to the manufacture of another workpiece. This is achieved by mounting all the tools associated with one series of machining steps on a common carrier unit and adapting the carrier unit so that it can be placed quickly in position on the machine tool and automatically centered in a variety of positions so that each of the individual tools can be brought into a desired machining relationship with the workpiece. The tools can comprise both stationary and driven tools and the machine tool is adapted to allow relative movement between the workpiece and the individual tools so as to carry out the desired machining steps.

Abstract: Tool changing mechanism for changing tools in boring and turning machines of the type in which the part revolves but the tooling does not revolve. A magazine containing tools with new tool bits is provided preferably at the front of the machine so that it is accessible and fully visible to the operator. Means are provided for relatively moving the machine turret and magazine into effective alignment so that a tool may be transferred from a tool holder on the magazine to the tool holder on the turret, and vice versa.

Abstract: 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 rotatably mounted at a 45.degree. angle on the headstock and is lockable in position by a locking mechanism.

Abstract: A multiple work station machine tool turret has a highly responsive sensing control assembly which is free of environmental constraints and provides a distinct signal for each work station position correlatable with work station command data from a programmer.

Abstract: The invention comprises a tool turret for a turning machine whose operational axis has a wider spacing from the bed of the carriage than the spindle axis of the turning machine. The tool turret has an inner rim with inner turning tools and an outer rim with outer turning tools, the inner and outer turning tools being angularly offset in relation to each other. In order to bring the inner and outer turning tools into operating position during the stepwise further movement of the turret, successive operational angles must be variable. Because of the wider spacing of the operational axis from the bed of the carriage, the turret disc carrying the tools can be made larger with the result that more tools can be provided thereon or the spacing between the tools can be enlarged. The changeover with unequal angles can be accomplished by means of a regulated direct current motor, the operational angle being fed into the regulation circuit as the desired value.

Abstract: The invention relates to a machine tool of the type having a rotatable support for the material to be worked upon and a slide movable toward the work carrying a programmed turret with a plurality of tool supports which may be indexed to position one tool at a time for operation on the work and more particularly to mounting of the tool turret for indexing with torsional stiffness and for recessing of the work radially of its axis of rotation by a hydraulic means while maintaining torsional stiffness.

Abstract: A sealant applicator apparatus is disclosed of a form adapted for incorporation in automatic riveting machines and the like as one of the positionally indexed, sequentially operated tools in the machine along with the usual drill, countersink tool and riveter. Mounted and actuated under controlled pressure in position to pick up a bead of sealant from a supply source during one of the indexed functions of the riveter machine, the sealant applicator later in the sequence is automatically positioned over the countersunk hole and actuated under controlled pressure to deposit the bead of sealant on the countersink surface as a step preceding insertion and bucking of the rivet.

Abstract: A machine tool with a rotary work spindle and a cross-slide having a lower carriage and an upper carriage movable on the lower carriage in a direction normal to the direction of movement of the lower carriage. One of the carriages is movable normal to the axis of the work spindle. A turret is mounted on the upper carriage indexible about an axis located in a plane including the axis of the work spindle. The turret is provided with at least two groups or rows or receiving means for tool holders which are disposed in two parallel planes spaced in direction of the turret axis from each other.