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WO/2020/149268A1 |
A feeding device (FS2) includes: a linear motion rolling guide (L2), disposed between a base member (2) and a moving body (3), for guiding a movement of the moving body (3) with respect to the base member (2); and a ball screw mechanism ...
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WO/2020/121562A1 |
Provided is a small-sized stage mechanism having minimal backlash and minimal play in the direction along the shaft of a feed screw. A stage mechanism 10 is provided with a feed screw 11, a fixing stage 13 having a space part 13a for h...
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WO/2020/103219A1 |
Disclosed is a direct-drive drilling machine or milling machine with an external rotor electric motor, the machine comprising a machine base, a machine stand (1), a mechanical drive portion and an electrical control box portion (11), whe...
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WO/2020/103669A1 |
An ultra-long-stroke fast tool servo having detachable leaf springs, comprising a driving mechanism, detachable flexible leaf spring mechanisms (2), a connecting base (5), and a fixing base; one side of the connecting base (5) is connect...
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WO/2020/065687A1 |
A multi-spindle operating head comprises a central structure (10) rotating orthogonally to a work plane and supporting a plurality of electro spindles distributed on a circumference with the same angular distance, the rotation axis of ea...
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WO/2020/060204A1 |
The present invention relates to an electrical driving system for a machine tool and a method for operating same, the electrical driving system transmitting the power of a spindle motor directly to a spindle by means of a driving pulley,...
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WO/2020/060201A1 |
The present invention relates to an electrical driving system for a machine tool allowing, from a shelf on which an object is machined, the power of a spindle-driving motor to be selectively transmitted, by means of a clutch mechanism, t...
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WO/2020/049142A1 |
The invention relates to a connecting device for connecting a tool holder (4) to a drive unit (2), which are each provided with toothing (124, 56) that can be brought into engagement with each other, on mutually adjacent, opposing contac...
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WO/2020/050523A1 |
The present invention relates to a machining center and, more specifically, to a horizontal-type multi-spindle machining center that is installed to cut a machining object and comprises transfer operation parts of two axes (Y and Z axes)...
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WO/2020/045841A1 |
The present invention provides, in an embodiment, a gear-shifting structure of power equipment, the gear-shifting structure comprising: first and second gears having shafts concentric with a first shaft, respectively, the first and secon...
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WO/2020/043680A2 |
The invention relates to a device for machining workpieces, which is preferably intended for use in a handling system, comprising at least one rotary drive unit (26) which is guided in a device housing (2) in a longitudinally movable man...
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WO/2020/044685A1 |
A stage device 100 comprises: a slider 10 for air-servo driving; a first guide 12 that guides first-direction movement of the slider 10; an actuator 14 that drives the first guide 12 in a second direction; and a second guide 16 that guid...
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WO/2020/047190A1 |
Apparatus, systems, and/or methods for adjusting belt tension in a material removal machine are disclosed. In some examples, the material removal machine includes a material removal tool (304) secured on a spindle (310). A spindle pulley...
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WO/2020/035422A1 |
Orbital drilling device (1) comprising, on one frame (10): - a motor (11) which rotates, on itself, a cutting tool (12), - a first inner eccentric (13) which receives said motor (11) and is rotatably mounted, - a second outer eccentric (...
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WO/2020/036522A1 |
This invention relates to a weld cutting machine,comprising a first cutting jaw part (4) and a second cutting jaw part (5), a base frame (500) having fixedly attached thereto said second cutting jaw part (5), a power unit and a transmiss...
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WO/2020/020855A1 |
The present application provides a height adjustment apparatus, comprising: a mounting support, having a base for mounting a workpiece; a drive part, connected to the mounting support and used for driving the mounting support to move; an...
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WO/2019/237469A1 |
A direct-connecting spindle structure, comprising a spindle box (1), a pressurized cylinder (2), a spindle motor (3), and a direct-connecting spindle (4), wherein the spindle box (1) comprises a fixed portion (5) connected and mounted to...
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WO/2019/236784A1 |
A novel mounting assembly used with an air spindle is described. The mounting assembly includes an insertable top portion for inserting into a mounting collar and to be rotatable therein, the insertable top portion formed with an upper d...
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WO/2019/231240A1 |
An intermittent movement mechanism using a cam follower capable of adjusting pre-load according to the present invention is installed on a frame and comprises a roller gear cam having a gear cam part provided on the outer circumference s...
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WO/2019/220286A1 |
A gantry milling machine (10) is provided with a pair of uprights (14, 16) and for each upright (14, 16), it is provided with a worm screw (32) and a screw (34), an upper electric motor (40), engaged with the screw (34), directly or indi...
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WO/2019/219176A1 |
An apparatus (1) for creating a relative movement between a tool (2) and a workpiece (3), in particular in machine tools, production plants or handling plants, has a main drive device (4), which acts at least indirectly on the tool (2) a...
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WO/2019/214958A2 |
The invention relates to a spindle (27) for a device (1) for rotationally driving a tool (6), comprising at least: - a static spindle part (2) which can be connected in a rotationally fixed manner to a drive unit (26) of the device (1), ...
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WO/2019/210069A1 |
A dynamic energy harvesting and variable harvesting force system is disclosed. A boost converter increases a motor voltage as a motor current associated with the motor voltage propagates through the boost converter thereby generating a b...
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WO/2019/202779A1 |
Provided is a machining tool in which the effort in exchanging a ball screw can be alleviated. A machining tool (1) is provided with: a base 5; a moving body 6; a ball screw 7 having a nut 7n and a screw shaft 7s; a cap member 8 that cov...
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WO/2019/202074A1 |
The invention relates to a pressurised-gas-operated device (10; 100; 1000) comprising a tool unit (12) and a receiving unit (14) for receiving the tool unit (12), wherein the tool unit (12) has a stator (16) and a rotor (20) that can be ...
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WO/2019/170749A1 |
A known rotary tool holder(10)comprises a rotary tool gripper (11) and a non-rotary part (16) presenting a flat front wall (18), the rotary tool gripper projecting from the flat front wall and comprising a shaft segment (15) having twosh...
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WO/2019/159533A1 |
Provided is a lathe that enables an increase in the lifespan of a guide used for cutting a workpiece. A lathe 1 is provided with: a headstock 10 comprising a main spindle 11 for holding a workpiece W0; a tool rest 20 that holds a tool T0...
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WO/2019/151708A1 |
The present invention relates to a built-in type electric driving system of a machine tool. The system may comprise: a housing; a hollow tube-shaped spindle extending in the forward/backward direction with respect to the housing and inst...
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WO/2019/150681A1 |
Provided are: a linear drive mechanism in which a reduction in the measuring accuracy of a detector can be prevented; and a shape measuring machine provided with the linear drive mechanism. This liner drive mechanism is configured so tha...
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WO/2019/147536A1 |
An example method includes performing a machining operation by providing linear movement of a tool along a feed axis relative to a workpiece while superimposing oscillation of the tool onto the feed axis and providing rotation of the too...
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WO/2019/134422A1 |
Disclosed is an infinitely variable speed feeding mechanism, comprising a box body (0), a gear transmission assembly, a ratchet mechanism assembly and a feeding assembly, wherein the gear transmission assembly comprises a central shaft (...
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WO/2019/124771A1 |
The present invention relates to an apparatus for operating a main shaft of a machine tool. The apparatus may comprise: an input unit for providing power for operating the main shaft; an output unit arranged in parallel to the input unit...
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WO/2019/100250A1 |
A turning center feed transmission device, mainly composed of a ball screw a (1), a brake pedal (2), a cutter frame (3), a carriage (4), a synchronous toothed belt a (5), an AC servo motor a (6), a synchronous toothed belt b (7), an AC s...
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WO/2019/100253A1 |
A feed transmission device for a turning center, mainly consisting of a ball screw a (1), a brake pedal (2), a knife rest (3), a carriage (4), a synchronous cog belt a (5), an AC servo motor a (6), a synchronous cog belt b (7), an AC ser...
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WO/2019/061741A1 |
A waste removing mechanism for a peeling machine, comprising a material push ring (1). The material push ring (1) is sleeved on the outer surface of a peeling cutter (2), and the material push ring (1) is connected to a material push pow...
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WO/2019/061738A1 |
A profile peeling device capable of smooth feeding, comprising a rack (1). A peeling area (2) is provided on the rack (1); a peeling cutter (3) and an extrusion part (4) are provided in the peeling area (2); a feeding space is provided b...
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WO/2019/048348A1 |
The invention relates to a device for machining workpieces, in particular for hob peeling, comprising an output unit (12), a drive unit (14) and a transmission device (30), which is arranged between the units and which provides an output...
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WO/2019/024705A1 |
Disclosed is a numerical control lathe rotary shaft (100), belonging to the technical field of mechanical machining.The numerical control lathe rotary shaft (100) comprises a rotating shaft (1), a first pressure cover (2), an outer end c...
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WO/2019/006809A1 |
A numerical control copy milling machine power head, comprising a numerical control milling machine power head body (1), a clamping mechanism, a connecting mechanism, and a clamping driving mechanism. The clamping mechanism is mounted on...
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WO/2019/007481A1 |
A rotary indexing transfer machine (1, 100, 1000) comprising a machine frame (2); a rotating table (3), supported on the machine frame (2) so as to rotate about an indexing axis (Y1); at least one workpiece carrying spindle (4, 104) comp...
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WO/2018/234193A1 |
The invention relates to a working spindle (10) comprising a spindle housing (11) and a spindle shaft (14) having an axial positioning surface (29) and an axial abutment surface (30), thereby providing the correct axial position of each ...
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WO/2018/211008A1 |
The invention relates to a separating device which is used for machining of workpieces, preferably workpieces made from wood, wood materials, insulating materials or composite materials.
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WO/2018/211239A1 |
A machining spindle shaft (1b) for a machining spindle (1) having an ac induction motor (4) for rotatingly driving the shaft relative to a main body (1a) of the spindle (1). The shaft comprises a tool holder (2) for holding a tool (D) an...
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WO/2018/198151A1 |
A grinding machine (10) for grinding tools (100; 100') comprises a support unit (11) configured to support a tool (100; 100') to be ground and provided with members suitable to incline it by certain angle (a) with respect to a horizontal...
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WO/2018/196389A1 |
Provided is a self-locking driving device for square tubes, the device comprising an electric motor box (1), wherein a driving electric motor (2) is arranged in the electric motor box (1), a protective cylinder (5) is arranged in the fro...
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WO/2018/192154A1 |
Disclosed is a constant temperature structure for a leather belt drive main shaft, comprising a first drive main shaft (1), a second drive main shaft (2), a leather belt (3), a box body (4), a first leather belt wheel (11) and a second l...
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WO/2018/194662A1 |
The present invention provides certain additional improvements for such mechanical-type multi-axis machine tools. These improvements include: (1) permitting the spindles to be rotated about their respective axes relative to the member in...
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WO/2018/192237A1 |
Disclosed is a double-angle milling cutter motor driving device, comprising a fixed plate (1), wherein several fixed tubes (2) are arranged at four corners of the fixed plate (1), fixed shafts (3) are arranged at ends of the fixed tubes ...
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WO/2018/190532A1 |
The present invention relates to an electrically driven high efficiency chucking system for a machine tool and a method for operating same, the system allowing the power of a motor driving a spindle in a lathe to be selectively delivered...
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WO/2018/167222A1 |
Electric chuck (1) for a machine tool, comprising: a chuck body (10), a rotary assembly (3) comprising a chuck (31) and a rotor (32), a stator (2) fixed inside the chuck body and configured to drive the rotation of the rotary assembly wi...
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