373results about "Machine tool components" patented technology

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.

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.

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.

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).

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.

To provide a machine tool that does not require a special machining program for completing machining of a work-piece in the middle of machining and ending continuous machining both when using and not using a different system of a cutter holder for machining the work-piece in the middle of machining.SOLUTION: A control unit (70) of a machine tool (1) determines whether or not a first cutter holder 30 is to be used for machining a work-piece W2 which is being machined, based on a machining program PR2; when the control unit of the machine tool completes the machining of the work-piece W2 in the middle of machining and terminates continuous machining, the control unit of the machine tool simultaneously advances a first system and a second system according to the machining program PR2 while preventing a work-piece W1 gripped by a first spindle (11) from being machined in a case where the first cutter holder 30 is used to machine the work-piece W2 which is in the middle of machining; and the control unit of the machine tool stops the first system and advances the second system according to the machining program PR2 in a case where the first cutter holder 30 is not used for machining the work-piece W2 which is in the middle of machining.SELECTED DRAWING: Figure 8

To shorten the time for the tool acceleration and deceleration phases.SOLUTION: A tool post (10) including a body (11) extending according to an axis A-A, the latter including, at one of its ends, a base (12) for fastening to a numerically-controlled machine tool and, at the other end, a head (13) movable in rotation, the head (13) including at least two tool-holder spindles (14, 14', 14"), each being intended to receive a cutting tool (15, 15', 15") in engagement, the spindles occupying, depending on the angular position of the head (13), a working position in which they are intended to carry out a machining operation on a workpiece held in position in a fitting position, or a standby position in which they are withdrawn from the workpiece, each of the spindles being configured to be controlled independently of the other in order to immobilize or drive in rotation the cutting tool carried thereby, irrespective of the position it occupies.SELECTED DRAWING: Figure 1

The invention provides a technology capable of ascertaining the degree of a problem caused by a return operation in swing machining of a machine tool. A display device (1) for a machine tool includes: a machining condition acquisition unit (11) that acquires at least a frequency parameter and an amplitude parameter as machining conditions for performing swing machining; a speed calculation unit (12) that calculates, on the basis of at least the frequency parameter and the amplitude parameter, a minimum feed speed, which is the minimum among the speeds that change due to the swing operation; and a display control unit (15) that displays an image based on the minimum feed speed on a display unit (20).

A cutting system according to an embodiment of the present disclosure includes a power supply device having a power transmitting antenna provided in a machining space of a machine tool, and a cutting tool arranged in the machining space and having a power receiving antenna circuit that receives transmitted power from the power transmitting antenna. The cutting tool includes a first tool body provided with a first sensor, and a housing separate from the first tool body, connected to the first tool body via a first power line for supplying power to the first sensor, and housing the power receiving antenna circuit therein.

A table drive includes: a table apparatus including a table that supports a workpiece; a support base that supports the table apparatus; a first motor including a first portion in contact with the support base and a second portion disposed at a position farther from the support base than the first portion, the first motor being configured to move the table apparatus relative to the support base; and a cooling apparatus configured to cool the first motor. The cooling apparatus includes: a fan configured to give momentum to air; a supply duct configured to supply the air to the first portion of the first motor; and an exhaust duct configured to discharge the air from a periphery of the second portion of the first motor.

The invention relates to a machine tool unit driven by an electric motor, comprising a stator unit (2) and a rotor unit (3), which has at least one rotor shaft (105) and can be rotated about an axis of rotation (D), said rotor unit (3) comprising at least one tool receiving unit, the tool receiving unit has a tool clamping device for fixing and clamping a releasably fixed shank of the tool (50), at least one tool sensor (5) is provided for detecting a load on the tool (50), and at least one electromagnetic drive system is provided for driving the tool (50) on the tool receiving unit. The machine tool unit has improved accuracy and / or by means of the machine tool unit, the accuracy of machining by a corresponding machine tool can be improved. This is achieved according to the invention in that at least one weakening structure (30) is arranged between the tool sensor (5) and the axis of rotation (D) in order to increase the mechanical offset when the tool (50) is loaded and / or when the loading situation of the rotor unit (3) or a component thereof changes.

Machining station for processing sheet-like and / or board-like workpieces - with an elongated workpiece support gate (10) against which the workpieces (9) can be slidably placed on one side, - with a support device (430) integrated into the workpiece support gate (10), which supports and / or fixes the workpieces (9) during machining, - with a transport system (2) for the workpieces (9) by which they are at least carried, guided and moved along the workpiece support gate (10), - with at least one handling device (7, 80) that is an automatically controlled, freely programmable multi-purpose manipulator movable in three or more axes, - with at least one multifunctional unit (8) carried and guided by a handling device (7), which has at least two different tools (50, 70), - wherein at least one tool (50, 70) can be brought into engagement with the workpiece (9) via the handling device (7, 80) for the processing of the stationary or moving workpiece (9), - wherein the movable support device (430) is arranged in a recess (14) of a workpiece support gate (10) arranged on a machine bed (1) with a workpiece transport system (2) with workpiece carriage (6) for plate- and / or board-like workpieces (9), - wherein the workpiece support gate (10) - for leaning against the workpieces (9) - has a support surface (16) which assumes an inclination of between 75 and 90 degrees relative to a horizontal plane and - wherein the support device (430) has at least two support blocks (450, 470) which can be displaced transversely to the direction of travel of the workpiece carriages (6) from a position behind the plane of the support surface (16) to a position in the plane of the support surface (16) by external drive.

Method for monitoring a preloaded rotary table bearing (1) during operation of the rotary table bearing (1) comprising an inner bearing ring (2), an outer bearing ring (3), and at least one series of rolling elements (4.n) which roll on raceways (5.1, 5.2 - 5.6) provided by the bearing rings (2, 3), wherein one of the bearing rings (2) is set in rotation by a drive arrangement (6) and wherein the rotational speed of the bearing ring (2) driven by the drive arrangement (6) is detected and controlled by a control unit (7), characterized in that - the elastic deformations of the bearing ring (2, 3) along or across the axis of rotation DA of the rotary table bearing (1) are detected by at least one sensor (8.n) connected to a bearing ring (2; 3), - at least the sensors (8.n) which detect the deformation of the respective bearing ring (2; 3) are glued to the outer and / or end faces (11; 12) of the respective bearing ring (2; 3), - by means of at least one sensor (8.n) the detected elastic deformation is transmitted to the control unit (7), which is equipped with an evaluation arrangement (9), - values ​​are recorded by a temperature sensor (10) and fed to the evaluation arrangement (9), - in the evaluation arrangement (9) the detected physical deformations are verified on the basis of the values ​​recorded by the temperature sensor (10), - in case of impermissible deviations of the detected deformation from a target value, the applied rotational speed of the driven bearing ring (2; 3) is changed by means of the evaluation arrangement (9).