Abstract: An electro-hydraulic joint supplying system for electrical machining and supporting automatic tool changing includes an electro-hydraulic joint supplying device and a clamping device. The electro-hydraulic joint supplying device includes an insulator, an electro-hydraulic joint supplying base, an electro-hydraulic joint supplying pipe terminal, and an electro-hydraulic joint supplying pipe. The base is fixedly connected with a spindle shell through the insulator. A working fluid pipe connector and a wiring post are arranged on the base; a terminal connector is in a snap-fit with a top end of the electro-hydraulic joint supplying pipe terminal. The pipe terminal communicates with a flushing fluid container in an electrical machining electrode shank through an electro-hydraulic joint supplying pipe.

Abstract: A milling tool includes an internal indexing mechanism arranged to displace an indexable cutting insert between an inner supported position and an outer indexing position. The indexable cutting insert has a multi-sided shape as seen in the direction of an insert centre axis and side support surfaces are included in the sides of the multi-sided indexable cutting insert. The internal indexing mechanism is arranged to provide a rectilinear movement along the shaft centre axis, between the inner supported position and the outer indexing position, wherein the indexable cutting insert is free to turn in both directions around the insert centre axis in the outer indexing position. An external indexing device for the milling tool and an indexing system is also provided. A disc member is configured with an annular geometry arranged to engage one of the side support surfaces and turn the indexable cutting insert toward the next index position.

Abstract: The invention relates to a switching apparatus for high pressure tools, comprising a holding device and two or more high pressure tools for cleaning purposes, a drive device, and a rotary body that is rotatable relative to the holding device about an axis of rotation by means of said drive device, an adjusting device with which one of the high pressure tools is selectively transferable from an inoperative position into an operating position, in which operating position the high pressure tool is coupled to the rotary body in a rotationally fixed manner and is rotationally drivable about a tool axis by way of said rotary body, wherein the switching apparatus comprises or forms a supply channel for pressurized cleaning liquid and the respective high pressure tool comprises or forms a tool channel for cleaning liquid, which is in flow connection or can be brought into flow connection with the supply channel during operation, wherein the switching apparatus further comprises a valve device with which the supply ch

Abstract: A machine tool includes a bed including a bottom surface and legs arranged at three positions of the bottom surface. The bed includes two oblique sides arranged such that the bottom surface has a triangular shape. The machine tool also includes a first support surface arranged on the bed and extending along a substantially horizontal first axis, a work table supported by the first support surface so as to move along the first axis, a second support surface arranged on the bed and extending along a substantially horizontal second axis, which is perpendicular to the first axis, and a machining unit supported by the second support surface so as to move along the second axis. The second support surface is located higher than the first support surface.

Abstract: Provided is a compact tool changer. The vertical machine tool includes a frame, a spindle, a moving device for moving the spindle, a magazine including a plurality of pots that move up and down installed in a pot holder, a pot lifter for moving up and down the pot at a pot tool changing position, and an intermediate arm assembly that moves among a magazine position, an intermediate position, and a spindle position. The intermediate arm assembly includes an arm having a first gripper and a second gripper, and an arm rotation device for positioning the first gripper or the second gripper to either a pot phase or a spindle phase.

Abstract: A rotational force transmission mechanism includes a shaft and an engagement member. The shaft is rotatable about a first axis. The shaft includes a leading end portion having a second groove and a first groove which is configured to receive a rotatable portion of a tool holder so that the shaft rotates the rotatable portion about the first axis. The engagement member is movable along the first axis between a first position and a second position and rotatable about the first axis together with the shaft. The engagement member includes an engagement portion configured to be received in the second groove. At least one of the shaft and the engagement member has an inclined surface that moves the engagement portion in a direction toward the first axis when the engagement member moves from the first position to the second position.

Abstract: A machine tool is disclosed. The machine tool includes a robot which is compact and which enables easy use of different end effectors for respective purposes. An internal robot includes a plurality of joints that are composed of a base joint and parallel joints, and a plurality of links. The distal end is split into two or more branches, each having a tool changer. An end effector is detachably attachable to each of the tool changers. Rotation of the base joint causes a change between a first tool-following position and a second tool-following position, so that different end effectors are used for respective purposes by using an end effector attached to a tool changer in the first tool-following position and using an end effector attached to another tool changer in the second tool-following position.

Abstract: The present disclosure relates to a fixing device arranged to be fastened to a machining head such as a drill head. A machine tool for machining workpieces such as metal sheets at a machining point is also disclosed. The workpieces may be machined from a machining side. A fastening device is included and adapted for fastening the fixing device to the machining head. A fixing head is included and adapted for releasably, locally fixing the workpiece on its machining side and adjacent to the machining point. A controller is included and configured to control the fixing and releasing of the fixing head on a workpiece.

Abstract: A tool magazine for tools of a machine tool for processing workpieces includes a first magazine unit that is close to a processing station of the machine tool and a second magazine unit that is remote from the processing station of the machine tool. The second magazine unit includes a permanent tool carrier and a temporary tool carrier. The permanent tool carrier is permanently accessible to a tool handling device. The temporary tool carrier is temporarily accessible to the tool handling device.

Abstract: A numerical controller performs control to rotate a turret, which holds a plurality of tools on the outer peripheral portion thereof, thereby moving one (selected tool) of the tools selected by a command to a predetermined position (selected position). The numerical controller sets and holds a partial area of the outer peripheral portion of the turret as an area (passage-prohibited area) prohibited from passing through the selected position and determines whether or not the selected tool is present in the passage-prohibited area or whether or not the passage-prohibited area passes through the selected position as the selected tool is moved to the selected position.

Abstract: The present disclosure relates to an accessory for centering a tool or a tool-holder spindle on an axis of rotation X-X? of a rotating guide bush of a machining appliance, wherein it includes a straight body with longitudinal axis F-F? including, at a first end, an alignment member for aligning said axis F-F? with the axis X-X? of the rotating guide bush and, at a second end, a head mounted rotatably mobile about the axis F-F? and including a positioning member capable of receiving a positioning tool, in particular a measurement probe. The disclosure likewise relates to a centering method using such an accessory and a centering device including same.

Abstract: A pin exchanger has protrusions from gripping elements that engage fiber optic guide pins. Guide beams on the pin exchanger provide a reference for aligning the guide pins and the pin exchanger with a fiber optic connector and a fiber optic ferrule. An adapter is also provided that has openings to receive the guide beams. The adapter is preferably installed in a field tool and together they engage the fiber optic connector, align the pin exchanger and move the guide pin holder to allow guide pins to be inserted or removed.

Abstract: Disclosed is a numerical controller that recognizes a range between a machining command for a tool number previously designated by an NC program for machining control and a machining command for the next tool number as a single machining process, generates a machining cycle command from the recognized single machining process, and generates an NC program in which the single machining process on the NC program is replaced by the generated machining cycle command.

Abstract: Embodiments related to juicing methods and apparatuses for extracting juice from food matter using juicer cartridges are described. In one embodiment, a juicer cartridge may include one or more separate internal compartments. Food matter loaded into the juicer cartridge may be compressed by a corresponding juicer and expelled through an outlet that may be sealed until activation. Food matter may be pre-sized according to various physical characteristics, and the juicer cartridge may be injected with a gas to enhance shelf life and reduce nutrient loss. The juicer may also be provided with “smart” functionality to provide safety features, track usage, and enhance the operator experience. Several embodiments of packing systems for preparing juicer cartridges are also described.

Abstract: Embodiments related to juicing methods and apparatuses for extracting juice from food matter using juicer cartridges are described. In one embodiment, a juicer cartridge may include one or more separate internal compartments. Food matter loaded into the juicer cartridge may be compressed by a corresponding juicer and expelled through an outlet that may be sealed until activation. Food matter may be pre-sized according to various physical characteristics, and the juicer cartridge may be injected with a gas to enhance shelf life and reduce nutrient loss. The juicer may also be provided with “smart” functionality to provide safety features, track usage, and enhance the operator experience. Several embodiments of packing systems for preparing juicer cartridges are also described.

Abstract: A motor-driven machine tool includes a drive unit and a tool changing magazine with tool chambers that are placed into a transfer position adjacent to a tool receptacle to be loaded. The machine tool includes a tool changing device with a slide element that is arranged in operative connection with a tool. The slide element is moved by an operating element into a first position for accepting a tool from or transferring a tool to the tool chamber and into a second position to drive the tool. The slide element is fixed in the second position by a blocking element that is brought out of operative connection with the slide element by a transfer element to move the slide element from the second position to the first position. The slide element is arranged in indirect contact with the blocking element to move the blocking element by the transfer element.

Abstract: The invention refers to a machine tool where in a machine frame a tool spindle is provided. In the machine tool a tool change device for at least one machining tool is arranged. The tool spindle consists of a lug with at least two members wherein the lug holds the tool carrier receiving the machining tool. The two members are connected flexibly to each other by a bent joint.

Abstract: A tool turret includes a tool disk (1) having at least one tool receptacle (7) for a machining tool and being fastened to an accommodating disk (51). The disk can be swiveled about a support column that defines a swivel axis into positions in which the particular machining tool is in a working position. A contact surface (55) is provided on the tool disk (1) and can be clamped to an accommodating surface (53) on the accommodating disk (51) by a clamping device. The clamping device has an annular groove on one disk to be clamped. The annular groove is concentric to the swivel axis, is open radially outside and has at least one inner slanted surface (81). At least one compression piece (57) is on the other disk, penetrates the annular groove (61) under compressive force and has a wedge surface (79).

Abstract: A disclosed example tool changer for changing a tool on a spindle of a machine tool comprises a tool drum having a plurality of tool holders to hold tools. The example tool changer also includes an axle carrier on which the tool drum is rotatably supported to align the tool holders with the spindle. A first coupling portion is rotatably supported on the axle carrier. At least one first gear stage is provided via which the first coupling portion is connected to the tool drum. The first coupling portion is adapted to be coupled or uncoupled with a second coupling portion rotatably supported on a spindle stock of the machine tool and connected to the spindle of the machine tool via at least one second gear stage. The tool drum is adapted to be driven, when the first and second coupling portions are in a coupled state, by the spindle of the machine tool via the at least one second gear stage, the second and first coupling portions and the at least one first gear stage to align the tool holders.

Abstract: A hand power tool includes a tool receiver configured to receive a tool. The tool has an outer polygonal coupling and the tool receiver has an inner receiver including, at least portionally, a rotary driver profile. The tool receiver is provided on an associated tool housing, in which there is a drum-type tool change magazine having at least one tool chamber configured to store the tool. The tool chamber is configured to be aligned so as to be flush with the tool receiver to enable the tool to slide from the tool chamber into the inner receiver or from the inner receiver into the tool chamber. An alignment element is configured to align the outer polygonal coupling as the tool slides from the tool chamber into the inner receiver to enable the outer polygonal coupling to slide into the rotary driver profile.

Abstract: To provide a turret device used for turret-type cleaning machines which allows an improvement in the mounting accuracy of a turret drive shaft, a drive shaft, and a turning center shaft of a turret. A turret device includes: a spindle; a turret mounting the spindle; a spindle drive device; a turret drive device; a turret drive shaft disposed coaxially with a turning center shaft of the turret; a drive shaft coaxially journaled within the turret drive shaft; a first transmission portion transmitting rotation of the turret drive shaft to the turret; a second transmission portion transmitting rotation of the drive shaft to the spindle through a center shaft; and an engaging portion realizing engagement between the center shaft and the spindle when the turret is indexed and releasing the engagement when the turret is turning.

Abstract: In one embodiment of the present invention, a power tool includes a housing having a first opening formed therein with a motor being contained within the housing. The tool includes a device for sharpening a writing implement. The sharpening device is at least partially contained within the housing and accessible through the first opening which permits the writing implement to be inserted into the sharpening device. The sharpening device is operatively connected to the motor such that operation of the motor drives the sharpening device.

Abstract: An automatic rotating turret device for work machinery is provided, in which a lift turret is not used. The turret device is provided with an axial-direction slide body, which is advanced or retracted in the direction of the axis of rotation of the turret by the drive device advancing or retracting the drive body in a direction orthogonal to the direction of rotation axis; and a clutch device that is engaged or disengaged by the axial-direction slide body being advanced or retracted, the turret being of a non-lift-type, and there being provided to the drive body a tapering action part for generating an expanding action caused by the movement of the drive body and pressingly sliding the axial-direction slide body against the turret stage.

Abstract: In a machine tool, a support member to which a headstock is mounted movably in an upward-downward direction is movable so as to change a position thereof in a horizontal direction relative to that of a bed. A guide member is provided on the bed and configured to guide the support member. An engageable portion at which the support member is supported by the guide member is located in the support member at a level within a range of upward-downward movement of the headstock along the support member.

Abstract: A motor-driven machine tool (1) for tools which are to be driven rotationally has, configured as a hand-held machine tool, a pistol-shaped basic shape, in which, lying one behind the other in the stock part (2) in the direction of the main axis, a motor (4), a gear mechanism (5) and a tool changing magazine (6) are provided as a structural unit, wherein the tool changing magazine (6) which is designed, in particular, as a drum magazine is mounted on a neck (24) of the gear mechanism housing (22) and is penetrated by the output shaft (23) of the gear mechanism (5).

Abstract: A tool (10) including a drive shaft (36) having an axis of rotation, and a plurality of bit holders (28,30) interchangeable with one another at a position of use. The bit holders (28,30) being mounted on a turret (26) which is rotatable around an axis (k) set at an angle to the axis of rotation of the drive shaft (36). The drive shaft (36) being in drive connection with a respective bit holder (28,30) at the position of use, wherein the tool (10) includes means (20x) for engaging a clutch (46) which activates a drive train (44) to establish a drive connection between the drive shaft (36) and the turret (26) so that subsequent operation of the drive shaft (36) rotates the turret (26) to interchange the positions of the bit holders (28,30) at the position of use, and wherein after the turret (26) has been rotated the clutch (46) is disengaged to deactivate the drive train (44) to prevent any further rotation of the turret (26).

Abstract: A tool (10) including a drive shaft (36) having an axis of rotation, and a plurality of bit holders (28,30) interchangeable with one another at a position of use. The bit holders (28,30) being mounted on a turret (26) which is rotatable around an axis (k) set at an angle to the axis of rotation of the drive shaft (36). The drive shaft (36) being in drive connection with a respective bit holder (28,30) at the position of use, wherein the tool (10) includes means (20x) for engaging a clutch (46) which activates a drive train (44) to establish a drive connection between the drive shaft (36) and the turret (26) so that subsequent operation of the drive shaft (36) rotates the turret (26) to interchange the positions of the bit holders (28,30) at the position of use, and wherein after the turret (26) has been rotated the clutch (46) is disengaged to deactivate the drive train (44) to prevent any further rotation of the turret (26).

Abstract: A drilling assembly for drilling holes in concrete structures. The assembly includes a base assembly defining a longitudinal axis and adapted to support at least two concrete structures, for example, on turntables positioned in spaced apart relation along the longitudinal axis. A drilling machine is movably mounted to the base assembly between the turntables for movement along the longitudinal axis, and includes a drill assembly having first and second drill bits each substantially aligned along the longitudinal axis and facing substantially opposite directions. In this manner, the drilling machine includes an in-line, dual drill bit assembly which allows the machine to move along a single horizontal axis for both drilling operations and for traversing between the turntables.

Abstract: It is an object of the present invention to provide a hydraulic-free automatic swiveling turret apparatus which can easily ensure a swiveling function that is smooth and superior in terms of durability using a simple construction without any need to install a hydraulic pressure reducing mechanism requiring complicated design and control.

Abstract: A continuous tool rotation tool turret is comprised of a turret head, a plurality of spindles and a motor. The spindles are attached to the turret head. Each spindle is adapted to secure and rotate a cutting tool. The motor simultaneously rotates each spindle. The spindles rotate at an operational speed while the turret head is being indexed. A bevel gear operationally connected to the motor simultaneously rotates a bevel gear attached to each spindle. Air pressure separates the turret head from its rest surface during indexing. The turret head rotates around a manifold which supplies coolant and pressurized air to the turret head. Optionally, a mating wedge and wedge receptacle attached to the turret head and its housing provide for more precise indexing of the turret head. The continuous tool rotation minimizes the time needed to index the turret from one position to another.

Abstract: A tool including a drive shaft having an axis of rotation and a plurality of bit holders interchangeable with one another at a position of use. The bit holders are mounted at arcuately-spaced positions on a turret rotatable around an axis that is set at an angle to the axis of rotation of the drive shaft. The drive shaft is reciprocal between first and second axially-spaced locations at which, respectively, the drive shaft is engaged and disengaged from the bit holder at the position of use. The positioning of the drive shaft at the second location establishes a drive connection between the drive shaft and the turret so that subsequent operation of the drive shaft rotates the turret to interchange the positions of the bit holders at the position of use. The drive shaft is adapted to return to the first location and restore the drive connection with a new bit holder at the position of use after the turret has been rotated.

Abstract: A hand-held drilling machine/driver (1) with a turret head (7), where it is possible to change between at least two tool holders (6), where the turret head (7) is released to rotate by actuating an operating means (15), whereby axial displacing of the rotatable part (12) of the tool holder is allowed, thereby ensuring separation of the driving line (10) of the machine and release of a rotational lock (20) of the turret head (7). Operation of the turret head (7) of the machine occurs in a secure and comfortable way where the user does not need to change his hold on the machine (1), and where the user does not come into physical contact with the tool holder (6).

Abstract: A pistol grip drill (1) has two control triggers (3 and 9) on its hand grip (4). One trigger (3) controls power to a motor in a casing (2) of the drill and the other trigger (9) initiates a sequence which interchanges the positions of two chucks (20, 21). The chucks (20, 21) are mounted on a forward extension (8) of the casing (2). The extension (8) has two degrees of freedom. It is firstly capable of rotating through ninety degrees about the axis of a pivot (14) to bring the unused chuck to the driving position in front of the casing (2). The second degree of freedom allows the extension to be then rotated about the driving axis of a drill drive shaft (5) so that the displaced chuck is moved from an upwardly-pointing position to a downwardly position directly in front of the pistol grip. The interchanging of the chucks (20, 21) can be controlled by the hand of the user holding the hand grip (4).

Abstract: An electric drill (10) has a drive assembly (31, 70), and a pivot head (32) having first and second bit gripping assemblies (14, 22) disposed at 90 degrees to each other. The electric drill (10) also includes means for adjusting the position of the bit gripping assemblies (14, 22) relative to the drive assembly (31, 70) by pivoting the head (32) through 90 degrees, whereby a selected one of the bit gripping assemblies is operatively engaged to the drive assembly. The position adjusting means may include a movable locking sleeve (36) which, in a first position, allows the drive assembly to operatively engage the selected bit gripping assembly and, in a second position, allows the drive assembly to disengage the selected bit gripping assembly.

Abstract: A drilling machine for drilling variable-thickness on-edge supported wood, plastics material, aluminum panels, comprises a bottom intermittent conveyor for abutting against a bottom edge of a panel and horizontally conveying a panel to be processed to a tool bearing a rotary turret, top horizontal axis vertically movable abutment and guide rollers for abutting against the top edge of the panel and rear vertical axis rollers. for abutting against and guiding the rear surface of the panel.

Abstract: A tool for a power drill allows fast and convenient loading and unloading of a screw bit, drill bit, or other implement. The user preferably loads the tool with the necessary implements which are then carried with the tool. Each received implement is movable from a storage position to an in use position in drive engagement with the power drill or power screwdriver. The desired implements can rapidly be changed from one to the other, while the implements are retained on the tool.

Abstract: A universal holding frame provides convenience and safety for certain drill accessories which all have an elongate drivable shaft and a mounted storage barrel. The universal holding frame maintains the mounted storage barrel against rotation with the shaft of the drill accessory. It can contract and extend and be able to fit almost all drills.

Abstract: A turret for use on a machine tool has a turret body, a swivel drum, an indexing actuator, a drive motor and a joint. While one of rotating tools on the turret is indexed to an indexed position, the joint directly connects the rotating tool to the drive shaft of the drive motor to rotate the rotating tool with the drive motor. The drive motor is fixed to the turret body and the drive motor has a housing supported on the turret body. The turret further comprises a liner whose thickness is adjustable disposed immediately behind the housing. The liner has the thickness thereof adjusted to adjust a position of the drive motor with respect to the turret body. The drive motor can be highly accurately assembled onto the turret body through an opening, of the turret body, which provides easy access to the turret body.

Abstract: A stabilization system, including a drive head, stabilization cap and anchor is provided for boring an anchor into the ground and engaging the stabilization cap with the surface of the ground. The drive head engages the head of the anchor and the stabilization cap. Accordingly, rotation of the drive head results in rotation of the anchor and stabilization cap. It is by rotation that the anchor bores into the ground, the shaft of the anchor is placed at the center of the stabilization cap, and the stabilization cap engages the surface of the ground. After setting the anchor, the stabilization cap opposes lateral movement of the upper end of the anchor.

Abstract: A tool turret includes a housing (10) for connection to a machine tool, and an electric drive motor (28). A tool disk (14), is mounted to rotate relative to the housing (10) about a longitudinal axis (34), may be fixed in selected angular positions, and has recesses (16) for machining tools (18). At least one rotating machining tool (18) may be driven by the drive motor (28) using shafts (24, 30), extending perpendicular to the longitudinal axis forming the swiveling axis of the tool disk (14). The electric drive motor (28) is arranged within the tool disk (14). The driveshaft (30) from the electric drive (28) is aligned with the driveshaft (24) for the machining tool (18), and is aligned with the driveshaft (24) for the machining tool (18) or extends parallel to it. An economical drive design for machining tools on a tool turret is achieved, with a small installation volume.

Abstract: A drill comprising: a power head having a first chuck positioned on a first end and a second chuck positioned on an opposite second end of the power head; a handle attached to the power head, the handle having a trigger switch for controlling a drive motor coupled to the first and second chucks.

Abstract: The invention relates to a tool turret comprising: a housing (10), for connection to a machine tool, an electric drive motor (28), a tool disc (14), which is mounted such as to rotate relative to the housing (10), about a longitudinal axis (34) and which may be fixed in selected angular positions, with recesses (16) for machining tools (18). At least one rotating machining tool (18) may be driven by the drive motor (28), using shafts (24, 30), running perpendicular to the longitudinal axis (34) and which represent the swivelling axis of the tool disc (14). The above is embodied with the electric drive motor (28) arranged within the tool disc (14) and the driveshaft (30) from the electric drive (28) aligned with the driveshaft (24) for the machining tool (18) or running parallel thereto, such that an economical drive design for machining tools on a tool turret is achieved, furthermore with a small installation volume.

Abstract: A hand-held drill that includes a casing with a rotatably journaled driving spindle for during operation rotating a driven spindle on a turret head having at least two driven spindles. The drill also has a first coupling part on the driven spindle and an opposite second coupling part connected in a non-rotatable manner to the driving spindle and movable between a connected and disconnected position in relation to this driving spindle, and a guideway with a slide movably received in the guideway. The second coupling part is rotatably extending through a channel in the slide but is secured in this channel against axial movement. Furthermore, the drill comprises one locking notch in the turret head for each driven spindle and a locking pawl on the slide. When one of the driven spindles are coupled with the driving spindle, the locking pawl simultaneously locks the turret head on the casing of the drill.

Abstract: A hand-held drill that includes a casing with a rotatably journaled driving spindle for during operation rotating a driven spindle on a turret head having at least two driven spindles. The drill also has a first coupling part on the driven spindle and an opposite second coupling part connected in a non-rotatable manner to the driving spindle and movable between a connected and disconnected position in relation to this driving spindle, and a guideway with a slide movably received in the guideway. The second coupling part is rotatably extending through a channel in the slide but is secured in this channel against axial movement. Furthermore, the drill comprises one locking notch in the turret head for each driven spindle and a locking pawl on the slide. When one of the driven spindles are coupled with the driving spindle, the locking pawl simultaneously locks the turret head on the casing of the drill.

Abstract: A dental milling instrument includes a base connected to a guide column for a vertically adjustable milling arm which receives a milling unit. The milling arm can be displaced by its supporting slide along a guideway of the guide column, by means of an electromotive height-adjusting drive. A threaded spindle, capable of being driven by an adjusting motor, is in engagement in a backlash-free and self-locking manner with a spindle nut provided in the supporting slide. Vertical positioning and vertical fixation are accomplished entirely from an operating panel provided on the base.

Abstract: A drilling apparatus for panels of wood, plastics, aluminium or the like, comprises conveyor means for conveying a panel to be processed along a horizontal axis x, in an intermittent manner, to locate the panel at a tool bearing rotary turret, and being characterized in that the apparatus further comprises top horizontal guide means, vertically arranged along an axis y; abutment means at the horizontal guide means, and suitable to translate along an axis z to fit their position to the thickness of the panel being processed; holding means applied to vertical uprights and suitable to form a fixed support wall for the panel being processed, bottom guide means adapted to translate along the axis z, independently from the horizontal guide means, and which can be adjusted depending on the thickness of the panel, which can be different at different regions of the panel itself.

Abstract: A turret hand drill (10) features a turret (22) mounted on the drill for swivel motion about a pivot axis (5) angularly spaced from the tool drive axis (3) of the drill between a pair of opposite index positions. The turret (22) includes a pair of chuck assemblies (26A,26B) arranged symmetrically about and coplanar with the pivot axis (5) of the turret (22) for selective positioning in alignment with the drill tool drive axis (3), with the idle chuck assembly extending downward out of the way. A spring biased clutch mechanism (70) allows for disengagement of a chuck shaft (30) from a drive shaft (20) of the drill by pulling on the chuck (28) to switch between chuck assemblies (26A,26B). A frusto-conical ramp (90 or 94) is engaged by a chuck half (72) of the clutch mechanism as the turret is swiveled to gradually retract the chuck half (72) against the spring bias so that the chuck half is automatically urged into operative engagement with a drive half (74) of the clutch mechanism upon alignment therewith.

Abstract: An operating unit for a transfer tool machine comprises a turret head having a rotary plate, a plurality of tool holding devices arranged on the rotary plate, a supporting arm supporting the turret head on the tool machine framework and a mandrel which is driven by a reducing driving device also mounted on the machine tool framework.

Abstract: A drilling machine for panels of wood, plastics material, aluminium or the like, comprises conveyor means for conveying a panel to be processed along a horizontal axis x, by performing intermittent displacement so as to locate the panel being processed at a tool bearing rotary turret, characterized in that the machine further comprises: top horizontal guide means which are vertically movable along an axis y; abutment means at the horizontal guiding means and designed for translating along an axis z to fit their position to the thickness of the panel being processed; holding means applied to vertical uprights and designed for providing a fixed supporting wall for the panel being processed, bottom guiding means designed for translating along the axis z, independently from the horizontal guiding means, and adapted to be adjusted depending on the thickness of the panel which can change with respect to other regions of the panel.

Abstract: A reconfigurable tool changer allows a tool cartridge to be easily attached to, or detached from, a standard machine-tool spindle head. The modular design, includes a revolving tool cartridge having a plurality of tool holders, a meshing gear for engaging a tool holder with the spindle of the machine tool, and an adapter block for positioning the revolving tool cartridge on any standard machine-tool spindle head. The adapter block allows the automatic tool changer to be easily coupled to a wide variety of commercial machine-tool spindles, making the invention a truly reconfigurable and portable tool changer. The revolving tool cartridge incorporates a novel three-dimensional cam structure mechanism, which allows tool indexing to be achieved by means of only one actuator.