493results about "Machine tool components" patented technology

A machine tool comprises a frame and a tool spindle mounted thereon, which is linearly movable in three translational axes relative to the frame, comprising a first horizontal axis, a second horizontal axis, and a vertical axis. The tool spindle is mounted vertically movable via a Z-slide on an X-slide along the vertical axis. The X-slide is mounted horizontally movable on a Y-slide along the first horizontal axis, and the Y-slide is mounted horizontally on the frame along the second horizontal axis. A primary workpiece holding unit, designed as a rotary spindle, and a secondary workpiece holding unit are mounted on the frame. The primary and secondary workpiece holding units are oriented towards each other and coaxially in at least one horizontal orientation.The primary workpiece holding unit is pivotable relative to the frame about a primary pivot axis oriented parallel to the second horizontal axis. The secondary workpiece holding unit is pivotable relative to the frame about a secondary pivot axis oriented parallel to the second horizontal axis. A production system utilizes such a machine tool. A process for machining bar stock utilizes such a production system.

To improve the precision of a stop position after the turret has rotated in a turret controller.SOLUTION: A turret lathe 100 comprises: a drive part 25, which rotates a turret 22, keeping a tool holder T including a tool t mounted to have 12 turret faces 23, on an axis C2; a control part 34, which controls the operation of the drive part 25; a reception part 31, which receives an input of information on a tool layout specifying an arrangement state that the tool holder T is mounted; a gravity center position calculation part 32, which calculates a gravity center position M' of the turret 22 on the layout on the basis of information on the inputted tool layout, information on the gravity and the gravity center position of the mounted tool holder T, and information on the gravity and the gravity center position in a single body of the turret 22; and an eccentricity calculation part 33, which calculates the eccentricity δ of the gravity center position M' to the axis C2, the control part 34 controlling the rotation speed of the turret 22 on the basis of the eccentricity δ.SELECTED DRAWING: Figure 4

The system, for irregular shaped parts such as a thin-walled combustion chamber, includes a self-positioning device (I-1-4, Figure 13) with three ball heads (I-1-4-6, Figure 15) connected around an ax

The present invention discloses an adaptive curved surface support device for a mirror milling swing head, relates to a technical field of part machining, comprises a fixing frame, a shell, a gimbal mechanism, a floating support mechanism and a plurality of springs, the shell is mounted at one end of the fixing frame, one end of the shell is provided with the universal mechanism and the floating support mechanism, the floating support mechanism is connected to the universal mechanism, the universal mechanism is used to make the floating support mechanism swing along circumferential direction, and the plurality of springs are arranged in the shell, the plurality of springs connect to the fixing frame and the floating support mechanism.

A controller of a machine tool determines in accordance with a machining program whether a first tool post is used to machine an unfinished workpiece. When the unfinished workpiece needs machining before terminating a continuous machining and when the controller determines that the first tool post is used to machine the unfinished workpiece W2, the controller simultaneously advances a first system and a second system in accordance with the machining program while preventing machining a workpiece held by the first spindle. When the controller determines that the first tool post is not used to machine the unfinished workpiece, the controller stops the first system and advances the second system in accordance with the machining program.

An apparatus (100) for processing sheets (200), the apparatus comprising moving means (111, 112) configured to move at least one sheet (200) at a time in an advancing direction (F); and at least one processing unit (113) comprising a processing head (123) on which at least one processing tool (125) and a stabilizer device (10) are mounted, the stabilizer device (10) having a first clamping member (11) and a second clamping member (12) opposite each other, which reciprocate along a clamping and releasing axis (Z1) to clamp and release the sheet (200) therebetween.

The invention relates to a turret (10) comprising a body (11) extending along an axis AA, the latter comprising at one end a base (12) for mounting to a numerically controlled machine tool (20) and at the other end a rotatable head (13), the head (13) having at least two tool-holding spindles (14, 14', 14"), each intended to receive a cutting tool (15, 15', 15"), the spindles (14, 14', 14") occupying, depending on the angular position of the head (13), a working position in which they are intended to perform a machining operation on a workpiece held in position in a fixture (21) or a standby position in which they are withdrawn from the workpiece, each of said spindles (14, 14', 14") being configured to be driven independently of the other in order to immobilize or drive rotating the cutting tool (15, 15', 15") it carries, regardless of the position it occupies.

A self-powered sensing tool holder suitable for processing process is provided. The self-powered sensing tool holder includes a tool holder unit, a sensing unit, an electric power generation module, and a shell. The tool holder unit includes a base and a body disposed over the base. The sensing unit is disposed over the body and configured to detect data of the tool holder unit. The electric power generation module is disposed over the body and configured to provide the power for the tool holder unit. The shell covers the body and the sensing unit.

The application describes a machine tool adapted and arranged to carry out removal and addition of material on a work piece located in a work station, the machine having a first head arranged to remove material from the work piece and at least a second head arranged to process the work piece, each of the first and second heads being arranged to be moveable in at least two axes and preferably in 3, 4 or 5 axes and wherein the machine is arranged to control an environment of the work station. The work station is at least partially sealable. The machine has a clean side and a dirty side. Novel processing heads particularly adapted for use in the new machine tool are disclosed. These may also be retrofitted to CNC machines. The novel heads include heads adapted to carry out two processes simultaneously. Heads adapted to carry out heat and pressure treatment are also disclosed. Use of the processing heads to carry out analysis in manufacturing steps is disclosed as is the provision and use of heads that can carry out analysis as well as processing.

The invention relates to a support device for a machining tool comprising a base body (1) and at least one clamping device (4) arranged on the base body (1) for securing a machining unit (3), wherein the at least one clamping device (4) and / or the base body (1) is rotatable along a rotational axis (D) extending in a first direction, and wherein the at least one clamping device (4) has a clamping element arrangement (16) configured to engage at least partially with the machining unit (3) in a secured state by moving clamping elements in a direction perpendicular to the rotational axis (D). According to the invention, a force sensor (8) is associated with the at least one clamping device (4), which is configured to detect a force acting on the at least one clamping device (4) from the machining unit (3).

A rotary headstock positioner assembly for rotatably supporting a workpiece includes a headstock positioner having a support for supporting a workpiece off the ground, where the support has an axis of rotation in a first plane at least substantially parallel to the ground. The rotary headstock positioner assembly also includes a gearbox fixedly connected to the headstock positioner for precisely rotating the support. The rotary headstock positioner assembly further includes a support frame for supporting the headstock positioner, where the support frame has a support surface spaced apart from the axis of rotation of the at least one support at a first precise, predetermined distance. The support surface is also positioned in a second plane at least substantially parallel to the first plane and spaced apart from the first plane at a second precise, predetermined distance.

A system and method for transferring a part being machined from a first fixture to a second fixture so that an un-machined side of the part can be exposed for machining, where the first fixture is secured to a first actuator and the second fixture is secured to a second actuator. The method includes securing the part to the first fixture and machining the part on sides of the part except a side of the part coupled to the first fixture. The method slides the first actuator away from the second actuator, operates the first actuator and the second actuator so that the part secured to the first fixture is aligned with the second fixture, slides the first actuator back towards the second actuator, secures the part to the second fixture and releases the part from the first fixture, and slides the first actuator away from the second actuator again.

The tool status display device includes a memory, a processor, and a display. The memory stores first data that associates each of a plurality of attachment surfaces of a turret with the tool that is attached to each attachment surface, and second data that identifies whether or not the tool nose positions of the respective tools attached to the turret have already been measured. The processor determines whether or not the designated tool is attached to the designated attachment surface of the turret based on the third data that associates each designated tool designated by a machining program with a designated attachment surface to which the designated tool should be attached, and based on the first data mentioned above. The processor determines whether or not the tool nose position of the designated tool has already been measured based on the third data and the second data mentioned above. The display shows a first image that indicates whether or not the designated tool is attached to the designated attachment surface. The display shows a second image that indicates whether or not the tool nose position of the designated tool has already been measured.

A machining and positioning system for aerospace irregular parts and a discrete intelligent production line therefor are provided, which relates to the field of aerospace irregular part machining. In view of the problem that complex repeated positioning and poor positioning stability is required during the transportation and processing of aerospace irregular parts, a self-positioning device, a clamping device, and a support device are used to form a follow-up clamping and positioning system for the irregular part casing, reducing complex repeated positioning. The support block of the support device can fit to the inner wall of the casing, collect the support force using piezoelectric plates, and feedback and adjust the thrust of the support block based on the magnitude of the cutting radial force, maintaining stable support of the support block for the casing and meeting production needs.

In a method for switching a workpiece (W) fastened to a tray (P1) after a workpiece side (14) has been machined in a horizontal machining machine (M), the tray (P1) is fed into a transfer position (AP) in which the machined side (14) of the workpiece (W) is oriented in the direction of a tray carrier (T), a further tray (P2) is provided, and the workpiece is first transferred to the gripping device (9, 10) of the further tray (P2) in such a way that the machined side (14) faces forward, and is guided together with it into the machine (M) again. In the system (S) for switching, the tray carrier (T) has a positioning mechanism (11), by means of which a semi-machined workpiece (W) can be transferred to the gripping device (9) of the other tray (P2) with the machined side (14) facing forward.

Utilities supplied through a first utility path of a turning tool holder via a docking device is supplied to a second utility path of an adjacent rotating tool holder through a communication means, there is no need to provide a complex hydraulic line, a pneumatic line and a coupler for receiving the utilities from the docking device at a rearward side of the rotating tool holder. A rearward size of the rotating tool holder may be minimized, so that even when the rotating tool holder is mounted on the turret, no interference occurs with the docking device in the rearward direction when the turret rotates. As a result, it is possible to use the rotating tool holder, to which utilities supply is necessary, even in the turret which is provide with the docking device.

Provided is a machine tool that makes it possible to safely perform tool replacement, even when a non-rotary tool has been installed on a principal shaft and an absolute position for the principal shaft has not been established. A machine tool according to the present invention comprises a principal shaft, a principal shaft head, a principal shaft motor, a tool replacement device, and a control device that performs control such that a rotation operation of the principal shaft motor that is for establishing an absolute position for the principal shaft is performed before execution of a tool replacement operation. The control device has a tool determination unit that determines whether a tool that is installed on the principal shaft is a non-rotary tool, an absolute position determination unit that determines whether the principal shaft has established the absolute position, and a tool replacement operation execution unit that executes the tool replacement operation. When it has been determined that a non-rotary tool is installed on the principal shaft and it has also been determined that the principal shaft has not established the absolute position, the tool replacement operation is begun without execution of the rotation operation of the principal shaft motor that is for establishing the absolute position of the principal shaft, the non-rotary tool is removed from the principal shaft, and the rotation operation of the principal shaft motor that is for establishing the absolute position is executed without another tool having been installed on the principal shaft.

A tool rest includes: a tool holder including a clamp mechanism that operates by an oil pressure for clamping a tool; an attachment portion having a hole through which a hydraulic oil for the clamp mechanism is supplied, the tool holder being detachably attached to the attachment portion; a valve body arranged in the hole and operable between a first state in which, when the tool holder is not attached, circulation of the hydraulic oil is regulated upon receiving a pressure of the hydraulic oil, and a second state in which, when the tool holder is attached, circulation of the hydraulic oil is permitted; and an elastic member that is arranged in the hole and exerts an elastic force on the valve body so as to operate the valve body from the second state to the first state.

Provided is a core sample saw 10 comprising a support framework 20 with a saw assembly 12 supported thereon and comprising a motor 14 operatively driving a shaft 16 having a plurality of interspaced circular saw blades 18 arranged along the shaft 16. Core sample saw 10 also includes a feeding arrangement 22 supported by the support frame 20 and configured to feed a core tray 24 with core samples 8 through the saw assembly 12. The feeding arrangement 22 comprises an engagement mechanism 23 configured releasably to engage with the core tray 24 controllably to guide said tray 24 through the saw assembly 12, as well as an urging assembly 28 arranged proximate the saw assembly 12 and configured to urge the core samples 8 securably into the core tray 24 as the core tray 24 passes through said saw assembly 12. Core sample saw 10 further includes a controller 32 arranged in signal communication with the saw assembly 12 and feeding arrangement 22 and configured dynamically to correlate a feeding rate of said feeding arrangement 22 with a sawing rate of the saw assembly 12. In this manner, the core sample saw 10 is able to facilitate automated and simultaneous sawing of a plurality of core samples 8 in-situ within the core tray 24 as said tray is fed through the saw assembly 12.

To provide a cutting system which can improve flexibility of arrangement and flexibility of a circuit scale of a power receiving antenna circuit for wireless power supply.SOLUTION: A cutting system includes: a power supply device having a power transmission antenna provided in a processing space of a machine tool; and a cutting tool disposed in the processing space and having a power receiving antenna circuit 33 which receives electric power transmitted from the power transmission antenna. The cutting tool includes: a first tool body 20 provided with a first sensor; and a housing 22 which is connected to the first tool body through a first power line for providing electric power to the first sensor, houses the power receiving antenna circuit therein, and is formed separately from the first tool body.SELECTED DRAWING: Figure 3

A body member (110) of a coolant medium spray device (100) is attachable to a main shaft (10) of a machine tool. A rotating part of a pump (300) is connected to the body member. The body member and the rotating part are rotatably supported within an interior space of a support part, which may be constituted by a cover (210), a case (220) and a ring member (225). When the body member is attached to the main shaft, the support part is also fixed to the machine tool so that the support part is non-rotatable relative to the machine tool. In this state, cooling medium that is being supplied via the main shaft is pressurized by the pump and then sprayed out of a spray port (242) of a nozzle (240) that is mounted in a nozzle mounting hole (231) of a cap (230) affixed to the support part.

An indexing system for a lathe tool holder comprises a lower housing assembly with a rotary driver shaft interfaced with a tool turret and rotatable by the tool turret, a rotary driver clutch secured to the rotary driver shaft, and an outer rotary comprising an internally threaded pocket. A rotary pusher with an externally threaded portion mates with the internally threaded pocket. Rotation of the rotary driver shaft causes the rotary pusher to move linearly without rotation. An upper housing assembly mounted on the lower housing assembly comprises a sawtooth connection for a multiple insert lathe tool holder head. A camshaft driver interfaces with the tool holder head and has a cam channel that circumscribes a path that is interfaced with a stationary cam pin. Linear movement of the rotary pusher causes rotation of the camshaft driver and thereby rotation and linear movement of the tool holder head.

To provide a tool rest capable of easily removing chips adhering to a terminal, and a machine tool equipped with such a tool rest. [Solution] The tool rest has a first surface (510) and a second surface (520) that forms a step with the first surface (510), and is provided with a mounting portion (41) to which a tool holder (200) can be mounted on the first surface (510). The mounting portion (41) is provided with a recess (530) that is recessed from the first surface (510), opens toward one direction along the second surface (520), and has the second surface (520) located at its bottom. The tool rest further includes a terminal (140) that is located on the second surface (520) and forms an electrical contact with the tool holder (200).

The invention relates to a machine tool (1) having a turntable (2) with a table plane (T), wherein the turntable (2) can be rotated about an axis of rotation (X – X). The machine tool (1) also comprises a bearing (3), which supports the turntable (2) on a housing (4), and a cooling device (5) having a cooling channel (51), designed for a coolant to flow therethrough. Between the cooling device (5) and the turntable (2) there is a gap (6), which ensures that the turntable (2) can be rotated. The machine tool is characterized in that the cooling device (5) is located between the table plane (T) and a bearing plane (L) running through a center of the bearing (3).

A machine tool comprises a tool assembly (1), the tool assembly (1) comprising a tool carrying support (11) and a tool magazine (12). The tool assembly (1) is displaceable parallel to the X-axis. The tool carrier support supports a tool carrier (101) for driving a tool. A tool magazine (12) of a tool assembly (1) is configured for supporting a plurality of tools. A tool magazine (12) is attached to the tool carrying support (11, 11A) for movement parallel to the X-axis with the tool carrying support. The tool assembly (1) comprises drive means (13) for displacing the tool magazine (12) relative to the tool carrier support (11) between a first position in which the tool magazine (12) does not face the tool carrier (101) and a second position in which the tool magazine (12) faces the tool carrier (101) to allow tool replacement.

The machine tool (10) according to the invention has a work spindle (20), a workpiece table (12) and a workpiece holding device (15), which is attachable to the workpiece table (12), for supporting workpieces (11) that are long and / or have a complex shape, wherein the workpiece holding device (15) has an interchangeable workpiece bearing unit (21) which can be used to hold or support the workpiece (11) at a particular point. The particular feature of the present invention is that the workpiece bearing unit (21) can be interchanged automatically by the work spindle (20).

A workpiece support (18) for supporting a workpiece (14), the workpiece support (18) comprising a workpiece support body (54) and a workpiece support element (20) associated with the workpiece support body (54) for engaging the workpiece (14) and a piezo electric actuator (32) being associated with the workpiece support body (54) for moving the workpiece support element (20) for supporting the workpiece (14). The workpiece support body (54) comprising one or more flexures (44) that enable a movable portion (42) of the workpiece support body (54) to move when acted on by the piezo electric actuator (32) and to move the workpiece support element (20). The workpiece support (18) can comprise two or more workpiece support bodies (54) and a piezo electric actuator (32) being associated with each workpiece support body (54) for moving the respective workpiece support elements (20).

A rotation indexing device (1) for a machine tool, includes: a frame (10); a clamp disc (28); and a clamp device. The clamp device includes a clamp piston (40) and a housing (42, 46) provided to be attachable to and detachable from the frame and an operating fluid is supplied to a pressure chamber (50, 52) formed between the housing and the clamp piston. The clamp device is a hydraulic clamp device (H, H') that uses operating oil as the operating fluid or a pneumatic clamp device (P, P') that uses compressed air as the operating fluid. The frame (10) includes both an operating oil supply passage (32) for supplying operating oil to the hydraulic clamp device and a compressed air supply passage (34) for supplying compressed air to the pneumatic clamp device.

A machine tool (100) that performs a turning process by rotating a workpiece W comprises: a workpiece rotating device (106) having a workpiece attachment unit (120) for attaching the workpiece and a rotary motor (Mb) for rotating the workpiece attachment unit; a control device (140) for calculating an allowable rotational speed of the workpiece rotating device on the basis of the amount of variation in the torque of the rotary motor when the workpiece rotating device to which the workpiece has been attached is rotated; and a display device (142) for displaying the allowable rotational speed of the workpiece rotating device calculated by the control device.

Provided is an indexing processing machine, including: an index table having a rotation center, a workpiece being attachable to the index table at multiple index positions; and one or more processing machines selected from the group of a front processing machine, a top processing machine, and a side processing machine, the one or more processing machines disposed at least two of the multiple index positions.