Abstract: An apparatus includes a base, including two motors and a mechanical coupling mechanism, and a cartridge shaped to define two stators and respective pairs of ports in fluidic communication with the stators. The cartridge is removably insertable into the base and includes two rotors disposed, respectively, within the stators. The mechanical coupling mechanism is configured to mechanically couple the rotors to the motors, respectively, such that, following insertion of the cartridge into the base, the motors rotate the rotors, thereby pumping fluid through the pairs of ports. Other embodiments are also described.

Abstract: In order to provide an adjustment device (1), which can be driven in rotation about a longitudinal axis (2), for adjusting a cutting tool, comprising a cutting tool carrier element (3) mounted for carrying out an adjusting movement (6), a drive unit (13, 13b) for driving the cutting tool carrier element (3) and a circuit carrier element (200), which has a surface region facing the drive unit (13, 13b), for forming at least one electronic control circuit (500, 510, 520, 530) provided for controlling the drive unit (13, 13b), 13b), which allows an improved compact design so that instabilities of the main drive element, in particular a tool spindle, are better avoided and the machining space is better utilised, it is proposed that two surface points (600, 610) of the surface area (220) can be connected outside the circuit carrier element (200) by a connecting straight line (620), the end points of which are the surface points (600, 610).

Abstract: A cutting part (1) for a tool head (2) for a lathe (3) for machining a workpiece (4), having a cutting edge (5) for removing material from the workpiece (4) and having a rake face (6) for guiding away the removed material or cuttings. The problem of providing a cutting part (1) which can be realized in a simple manner and with which lead-free materials can also be machined is solved in that a flat structure (7) is formed in the rake face (6) of the cutting part (1) adjoining the cutting edge (5) for breaking the cuttings. A lathe (3) for machining a workpiece (4), having a tool head (2) is provided with at least one such cutting part (1).

Abstract: A weld wheel cleaning system is provided to clean or remove a layer of embedded material and other debris produced from welding from the working surface of a weld wheel. Such a weld wheel cleaning system includes a cleaner with an abrasive material positioned on an outer surface of the cleaner. The cleaner is positionable adjacent to the weld wheel such that the abrasive material is aligned with the working surface of the weld wheel. An actuator can be used to selectively actuate the cleaner with a force sufficient to remove the layer of embedded material from the working surface of the weld wheel with the abrasive material. The debris from the cleaner can be removed by a vacuum.

Abstract: A method of borehole pipe installation begins with unfinished stick pipes brought to the installation site and then machined or cut to form male and female ends. The pipe ends are then locked together to form a flush joint. The lock can be provided via a groove cut into one of the ends for receipt of a lock gasket, which secures and seals the joint when the pipes are pushed together, and prevents the pipes from being pulled apart. Alternatively, to the groove and lock gasket, the ends can be glued and screwed together, with the screws allowing the joined pipes to be pulled through the borehole before the glue is dry. The pipe joint has flush exterior and interior surfaces to minimize borehole clearance and maximize fluid flow through the pipe assembly.

Abstract: According to one example, a CNC machine tool system may perform error compensation for improving the accuracy of the geometry (or form) of a machined workpiece to, for example, better than 2 micrometers. To do so, a first machined workpiece may be created using the CNC machine tool system. The CNC machine tool system may create the machined workpiece by jig grinding. Following the creation of the first machined workpiece, metrology of the workpiece error may then be performed on the machined workpiece. The metrology of the workpiece error may be used to create a corrected toolpath trajectory for re-machining. This corrected toolpath trajectory may then be utilized by the CNC machine tool system to machine a second machined workpiece having a geometry (or form) with an accuracy of, for example, better than 2 micrometers.

Abstract: A tool for removing a coating from an end of a coated conduit comprising a metallic conduit having an outer diameter and a polymeric material applied over the outer diameter thereof is provided. The tool comprises: a guide member having an outer diameter sized to fit within an internal diameter of the metallic conduit; and a cylindrical cutting member having a substantially closed first end rotatably connected to an arbor, a substantially open second end, and a plurality of teeth elements. The cylindrical cutting member has an inner diameter that is substantially equal to the outer diameter of the metallic conduit such that when the cylindrical cutting member is rotated, the teeth elements remove the polymeric material from the outer diameter of the metallic conduit.

Abstract: The present disclosure relates to the field of cable processing apparatus and discloses a cable radial cutting system and a reaction force cone processing apparatus with the cable radial cutting system. The cable radial cutting system includes a cutting bracket, a planetary gear set, a first driving piece and a second driving piece which are mounted on the cutting bracket, and a cutting tool driven by the planetary gear set to rotate and move radially, where the first driving piece and the second driving piece jointly drive the planetary gear set to rotate.

Abstract: A headstock structure of computer numerical control milling and boring machine tool comprising a spindle, a conducting slip ring, a rotating plate, a mobile unit, two balancing units, a driving unit, and a cutter locking unit; the conducting slip ring being sleeved on a top end of the spindle; the rotating plate being rotated in horizontal direction under the drive of the spindle; the mobile being rotated in horizontal direction together with the rotating plate; the two balancing units being located on the rotating plate; the driving unit being configured to drive the mobile unit to perform horizontal radial movement; the cutter locking unit being configured to lock the cutter, so that the headstock structure can rotate and move up and down, and can perform horizontal radial motion.

Abstract: A sale mode cross slide system having a cross slide with a hack plate, a front plate and a saddle. The back plate can have a pair of end caps, a pair of linear guides, a first ball screw, a first gear box, a first servo motor, a first drive, and a first manual feed knob and the front plate can have a pair of end caps, a pair of linear guides, a second ball screw, a second gear box, a second servo motor, a second drive, and a second manual feed knob. The system can have a power supply, a communications hub with a processor and data storage.

Abstract: A machine tool having a turning function and a milling function includes a spindle, a spindle housing supporting the spindle in a rotatable manner, a main clamp provided at the spindle, an auxiliary clamp provided at the spindle housing, and a double arm with a first gripper and a second gripper. The auxiliary clamp clamps a tool holder together with the main clamp during fixing a fixed tool. The double arm exchanges a tool holder grasped at the first gripper for another tool holder grasped at the second gripper by rotating and sliding movements. The auxiliary clamp is arranged at a position not interfering with the double arm that moves during exchanging tool holders. By such a configuration, a machine tool achieving a clamping force sufficient to withstand the load during a turning process, and that allows tool exchange in a short period of time, and a tool holder employed in such a machine tool, can be provided.

Abstract: A tool for machining work pieces includes a base body and at least first and second operating slides, slidable with respect to the base body. The first operating slide carries a machining element. At least one balancing pendulum can be pivoted with respect to the base body. A first coupling device connects the first operating slide and the second operating slide and is pivotably hinged to the first operating slide and the second operating slide. A second coupling device connects the first coupling device and the balancing pendulum. The second coupling device is pivotably hinged to the first coupling device at a hinge point. The second coupling device is pivotably mounted around a rotation axis of the tool. Displacement of the first operating slide resultantly displaces the second operating slide in an opposite direction relative to the rotation axis of the tool.

Abstract: Methods of fly-cutting a workpiece are disclosed, and in methods in which the position of a fly-cutting head or its associated cutting element is known as a function of time. Also disclosed are methods of forming features, such as grooves or groove segments, in a workpiece such as a cylindrical roll. The features may be provided according to one or more disclosed patterns. Articles made using tools machined in the manner described are also provided, such as polymeric film or sheeting that exhibit certain beneficial properties.

Abstract: A high-torque connection refacing tool, including a shaft, a mandrel, a primary face plate, and a torque-stop face plate.

Abstract: A free form cutting machine is disclosed. The free form cutting machine includes a table, a spindle; and a cutting arrangement attached to the spindle. The cutting arrangement having at least a cutting tool used to cutting selected portions from a workpiece on the table. The free form cutting machine causes the cutting tool to apply a continuous shaping force to the surface of the workpiece until a first surface shape of the workpiece conforms with a predefined finished spline surface shape.

Abstract: A turning insert formed for chip-cutting metal machining of a workpiece that rotates in a direction of rotation at a first speed of rotation around a workpiece axis, the turning insert including a front surface, an envelope surface, and a circular cutting edge located where the front surface meets the envelope surface. The cutting edge extends around the front surface and lays in a plane that forms an angle ? with the envelope surface. A tool axis extends through the turning insert in a normal direction in respect of the plane, and the turning insert, during the chip-cutting metal machining, is formed to rotate around the tool axis at a second speed of rotation. The envelope surface forms a chip surface and is arranged to meet chips formed in the chip-cutting metal machining, and the chip surface includes chip breaking means.

Abstract: A combination live/dead tool holder for use on an indexing tool turret of a machine tool includes a live tool holder as well as a dead tool holder mount. The dead tool holder mount is configured to interchangeably mount to a variety of different dead tool holders. The tool holder includes a y-axis adjustment mechanism that facilitates adjustment of the position of the tool holder relative to the turret along the y axis (i.e., along a circumferential direction of the turret).

Abstract: A clamshell lathe that can be utilized to machine or mill a portion of a workpiece such as a tube or pipe, wherein the clamshell lathe is a generally annular device that includes a stationary member and a rotatable member each preferably comprising semi-cylindrical halves that are connected together around the workpiece to be machined. The stationary member includes a bearing channel in which bearings of the rotatable member travel when the rotatable member is activated. In a preferred embodiment, an inner wall of the bearing channel has an angled end portion that is positioned adjacent an angled end portion of the rotatable member.

Abstract: A tool for the machining of workpiece surfaces includes at least one adjustable, geometrically defined cutting edge. The tool additionally includes an adjusting device for the adjusting of the distance of the cutting edge to the central axis of tool. The adjusting device has a drive shaft that acts on an adjusting slide via a gearbox, which determines the distance of cutting edge from the central axis of tool. The adjusting slide may be a round slide arranged eccentrically to the central axis of tool. The gearbox may have a high reduction and may directly act on the adjusting slide.

Abstract: A machining device has a stationary member and a rotating member. A plurality of bearings on one of the members engages a surface of the other. At least one of the bearings is radially fixed, while the remainder of the bearings are radially adjustable. In another aspect of the invention, the bearings are rotatable on a first cylindrical portion of a mounting shaft that has a second cylindrical portion attachable to the machine. A radial undercut is provided around a flange between the first cylindrical portion and the second cylindrical portion.

Abstract: Methods of fly-cutting a workpiece are disclosed, and in methods in which the position of a fly-cutting head or its associated cutting element is known as a function of time. Also disclosed are methods of forming features, such as grooves or groove segments, in a workpiece such as a cylindrical roll. The features may be provided according to one or more disclosed patterns. Articles made using tools machined in the manner described are also provided, such as polymeric film or sheeting that exhibit certain beneficial properties.

Abstract: A free form cutting machine is disclosed. The free form cutting machine includes a table, a spindle; and a cutting arrangement attached to the spindle. The cutting arrangement having at least a cutting tool used to cutting selected portions from a workpiece on the table. The free form cutting machine causes the cutting tool to apply a continuous shaping force to the surface of the workpiece until a first surface shape of the workpiece conforms with a predefined finished spline surface shape.

Abstract: A high-torque connection refacing tool, including a shaft, a mandrel, a primary face plate, and a torque-stop face plate.

Abstract: A subassembly is provided for a pipe lathe. The pipe lathe includes a segmented base ring and a drive gear assembly. The segmented base ring is structured to be removably coupled to a work piece having a perimeter. The subassembly includes a gear ring, a separate ring member, at least one tool mounting portion disposed on the separate ring member, and a plurality of fasteners. The fasteners extend through the apertures of the separate ring member and fasten the separate ring member to the gear ring, in order that the separate ring member rotates with the gear ring but not independently with respect thereto. A number of tool assemblies mount to the tool mounting portion to machine the work piece. The gear ring includes a plurality of teeth, which cooperate with the drive gear assembly of the pipe lathe to rotate the subassembly about the perimeter of the work piece.

Abstract: A turning insert formed for chip-cutting metal machining of a workpiece that rotates in a direction of rotation at a first speed of rotation around a workpiece axis, the turning insert including a front surface, an envelope surface, and a circular cutting edge located where the front surface meets the envelope surface. The cutting edge extends around the front surface and lays in a plane that forms an angle ? with the envelope surface. A tool axis extends through the turning insert in a normal direction in respect of the plane, and the turning insert, during the chip-cutting metal machining, is formed to rotate around the tool axis at a second speed of rotation. The envelope surface forms a chip surface and is arranged to meet chips formed in the chip-cutting metal machining, and the chip surface includes chip breaking means.

Abstract: A mobile device for simultaneously cutting, chamfering and grooving a pipe. The device having a frame, at least one pipe collet-clamp attached to the frame and defining a principal axis, a split carriage rotatably mounted with respect to the frame about the axis and adjacent to the clamp(s), a router affixed to the split carriage and having a cutting-chamfering bit, a grooving router and a drive motor for rotating the carriage. The routers orbit around the pipe and simultaneously cuts the pipe into two chamfered pipes with grooves. A method is also provided for cutting through a pipe, chamfering the cut ends thereof and grooving the pipe.

Abstract: A lightweight, compact, machine tool for radially machining a surface is provided, where the machine tool includes a cutting head having a cutter movably coupled thereto, and the cutter is further coupled to a control member such that the control member can variably control radial movement of the cutter relative to the cutting head.

Abstract: In order to make available a peeling device and a peeling machine, respectively, in which peeling diameters that are set can be changed even under load, the invention proposes a peeling device having a rotating peeling head and having peeling chisels disposed on the latter, which chisels are radially adjustable by way of at least one setting drive, whereby the setting drive comprises a module that rotates with the peeling head, which module controls a setting gear mechanism by means of a relative movement that is undertaken with regard to the peeling head, in the direction of rotation.

Abstract: Rotary transmission leadthrough with: a shaft (3) able to turn about a longitudinal axis running in the longitudinal direction (L) with at least one longitudinal borehole (26, 27, 28) running in the longitudinal direction (L), in which a push rod (43, 44, 45) is arranged and can move back and forth relative to the shaft (3) in the longitudinal direction (L), and with at least one opening (22, 23) in a lateral wall of the shaft which extends to a coordinated longitudinal borehole (26, 27, 28) and at least one push fork (12, 13, 14) which can travel in the longitudinal direction (L) outside the shaft (3) and is coordinated with one of the push rods (43, 44, 45), and an active connection running through the coordinated opening (22, 23) to the coordinated longitudinal borehole (26, 27, 28) between the coordinated push fork (12, 13, 14) and the coordinated push rod (43, 44, 45), which transmits a back and forth motion of the coordinated push fork (12, 13, 14) relative to the shaft (3) onto the coordinated push rod

Abstract: A motor mount assembly for a milling tool, in particular a clamshell lathe, wherein the motor mount assembly has a housing that is secured to a stationary ring of the lathe and a drive gear rotatably journaled in the housing and in operative contact with gearing on a rotatable ring of the lathe that carries a cutting tool. The drive gear is operatively axially supported internally by both the drive shaft of the motor as well as by a portion of the motor mount assembly housing in order to provide a durable, long wearing motor mount assembly.

Abstract: A cutting insert rotated about its axis may be utilized during a metalworking operation and applied against the rotating workpiece to enhance tool performance. A method, including an assembly with a rotatable insert mounted to a toolholder may be utilized to achieve this result.

Abstract: A cutting insert rotated about its axis may be utilized during a metalworking operation and applied against the rotating workpiece to enhance tool performance. A method, including an assembly with a rotatable insert mounted to a toolholder may be utilized to achieve this result.

Abstract: The present invention provides a CNC central cutting and turning machine includes a holding head, wherein the rear end of the holding head has a holder, which can turn, mounted thereon, and the holder has at least three claws mounted thereon for jointly holding an object to turn; and a cutter holder for cutting the object, wherein the cutter holder has circular shape and is pivoted on a rear seat for turning, a central hole of the cutter holder is capable of accommodating the object therein, and the front side of the cutter holder has a lathe tool installed thereon. Through turning the object and also the lathe tool circling around the object, the speed for cutting the object can be significantly increased and also the cutting efficiency.

Abstract: A boring tool for use in a tool holder, such as a boring head, that is driven about a drive axis and includes a pair of parallel bores for mounting boring tools generally includes a body including a cutting edge and a pair of mounting shanks for mounting in the bores of the tool holder. Preferably, the mounting shanks can be mounted in either bore and the cutting edge is disposed on the body so as to be different distances from the driven axis depending upon in which bores the mounting shanks are mounted.

Abstract: A cutting insert rotated about its axis may be utilized during a metalworking operation and applied against the rotating workpiece to enhance tool performance. A method, including an assembly with a rotatable insert mounted to a toolholder may be utilized to achieve this result.

Abstract: A lathe attachment device is disclosed for producing long articles with complicated profiles. The device contains a beveled multi-teeth cutter driven to rotate in a direction opposite the rotation of a billet to ensure a very short period of contact time between an individual cutting tooth and the article. The cutter is slightly tilted towards the billet in both horizontal and vertical plane. The teeth of the cutter are shaped to each have a pointed end facing the rough part of the billet. Provisions are made to draw the cutter along the billet. The device allows producing a smooth finished long article with complicated surface profile in a single pass with high productivity. Due to limited contact time, it offers extended life of the cutter. The device is used most advantageously to produce long wood articles.

Abstract: A device for machining the ends of pipes, having a clamping device (6) for clamping the pipe in place, having an outer ring (9) and a shaping insert (11), in which the shaping insert has two half-rings (12, 13), which are releasably and resiliently connected to one another by means of at least one screw (34) and at least one spring (35). The tool is particularly compact, clean, safe and easy to handle.

Abstract: The invention relates to a tool revolver comprising a revolver head (12) which is supported by a housing (20) and which can be rotated in relation to said housing (20) by means of at least one axial bearing (24). The axial bearing (24) is mounted in between the revolver head (12) and the housing (20) in the direction of the revolver head (12) by means of a locking member (32). The hydraulic medium producing the fluidic pressure can be placed in between the locking member (32) and a connecting element (38). The connecting element (38) engages with the locking member (32) from below in such a way that the axial bearing (24) is subject to pressure when the revolver head (12) is in a locked or unlocked state. Consequently, all major functions are brought together in a minimum amount of construction space, requiring only a minimum amount of components.

Abstract: There is provided a vertical lathe which, when machining gradually varying lens grooves in a mold for molding of a Fresnel lens, can change the angle of a cutting tool without positional displacement of the cutting tip, enabling high accuracy machining of the gradually varying lens grooves. The vertical lathe includes: a column; a rotary table for rotating a workpiece; a cantilevered cross rail supported by the column; a saddle movable in a horizontal direction along a guideway of the cross rail; a ram suspended from the saddle and movable vertically along a guideway of the saddle; and an inclined head mounted to the lower end of the ram and having an inclined swivel shaft for holding a cutting tool, wherein said swivel shaft is configured to swivel the cutting tool around a nose of the cutting tool as the center of swiveling.

Abstract: A method and apparatus for carrying out an advancing movement of a tool support rotating about a rotationally symmetric component, and an associated feed device, are described. The tool support is capable of being fed via a leadscrew, is supported on a component, and is driven in rotation as a whole by a stationarily mounted main motor via a main transmission mechanism connected firmly to a support of the tool support.

Abstract: A lathe (10) includes a support structure (12) which supports a magazine (14) in a substantially vertical operative orientation. The magazine (14) is rotatably supported in a carriage (24). The magazine (14) is a multi-spindle magazine and supports a plurality of workpieces. A workstation head (40) is mounted on the housing (18). The workstation head defines a plurality of workstations (46). Each workstation head includes a plurality of working tools.

Abstract: A machine tool for re-surfacing gasket seats surrounding elliptical openings in oval manways includes a housing of an oval configuration that is adapted to be mounted in the opening of the manway to be machined. A motor and a tool slide assembly are secured to the motor mount in such a fashion that the tool slide assembly is confined to travel in an oval orbit along a second major surface of the housing. A cam actuated feed screw is appropriately disposed to engage a tripper bar disposed in the path of travel to effect radial displacement of a tool holder and tool bit. A cam locking and unlocking control lever cooperates with the cam and is disposed such that an operator located outside of the vessel on which the manway is disposed can readily control the machining operation.

Abstract: The spinning system according to the present invention performs spinning properly, by driving a working tool in revolution, on an unrotatably supported member to be machined, and also performs other work such as cutting, etc. after the spinning.

Abstract: A radial drilling device (1) for a lathe (5) for radially piercing a turning part (4) supported by the lathe. At least one drill bit (2b) is supported by a mobile drilling jaw (3a, 3b) in a transverse orthogonal plane to the axis of rotation of the part (4) to be drilled. A principal revolving drilling set (ERP) carries the drilling assembly and causes the drilling assembly to rotate around the longitudinal axis of revolution of the part (4), at the same rotational speed as that of the part (4) which is to be drilled.

Abstract: A cutter for flexible tubing supported on a mandrel having a peripheral groove at the location of the intended cut has an annulus (10) coaxially surrounding the mandrel and arranged for rotation thereabout. A blade carrier (16) is pivoted on the annulus (10) for supporting a cutting blade (17) moveable between withdrawn and cutting positions. The carrier (16) has an armature including a permanent magnet (19) which is arranged between one of the electromagnets but may be moved to the other electromagnet by an appropriate pulse of electrical energy to the other electromagnet.

Abstract: A thread-cutting device with a thread-cutting head that rotates and includes a tool guide with at least two pairs of tool slides. The pairs of tool slides can shift radially relative to the axis of rotation and include cutting surfaces. The device also includes a propulsion element that rotates with the thread-cutting head. The propulsion unit includes spiral gear toothing that is indirectly or directly integrally engaged with the pairs of tool slides.

Abstract: An improved structure of a small lathe and miller assembly includes a lathe, a guide track means, and a miller. The rear side of the lathe bed of the lathe is secured to the guide track means for connection with the miller. The arrangement of a scale on the outer periphery of a rotary chuck, an indexing element at one side of a chuck seat allows setting of the angle of the workpiece held by the rotary chuck, and a curved protecting cover with a scale fastened above the rotary chuck on the chuck seat. A stop plate is secured to a rear side of the chuck seat by a frame plate and a lock handle. A moving block is fixedly connected to a bottom side of a column of the miller. The moving block is provided with dovetail slide grooves for mating with corresponding dovetail tenons of the guide track means. The moving block is screwably secured to guide blocks in the guide track means.

Abstract: Apparatus (10) for trimming a blow molding (12) includes a rotary trimming assembly (16) rotatively mounted and driven on a trimmer head (14). The trimming assembly (16) includes a tube (18) of a rotary member (46) aligned with the blow molding such that operation of an actuating mechanism (20) provides cam actuated movement of a knife holder (48) to perform the trimming which allows the trimmed off blow molding portion to move through the tube (18) away from the trimmed blow molding in preparation for the next trimming cycle. A vacuum source (36) draws a vacuum within a conduit (34) connected to the tube (18) to provide the movement of the trimmed off blow molding portion away from the trimmer head.

Abstract: A method of machining a differential housing defining a cavity having opposed concave interior surfaces from a workpiece having first and second transverse bores defined therein. A tool having a retractable cutting insert is mounted on a spindle of a machining center, the cutting insert being pivotably mounted within the tool to rotate about a pivot axis and having distal and proximal cutting edges at opposite ends thereof. The tool is inserted into the first bore defined in the workpiece while the cutting insert is retained in a retracted position within the tool. A force is applied to the cutting insert so as to overcome a bias urging the cutting insert into the retracted position, the force being sufficient to urge the distal and proximal cutting edges into contact with corresponding interior portions of the work piece.

Abstract: A pipe beveling tool with improved operation and structure with reduced chatter due to its anti-backlash design. This tool allows for quick changing of cutter heads and tool bits. It also incorporates a quieter pneumatic motor muffler system and has a reduced overall length due to a double action feed system.