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WO/2021/117027A1 |
A rotary cutting tool (20) includes a replaceable cutting head (22) and a tool holder (24). The replaceable cutting head (22) includes a forward cutting portion (26) and a rearward mounting portion (28). The mounting portion (28) include...
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WO/2021/115983A1 |
The invention relates to an apparatus (10) for transmitting a torque from a drill device to a core bit, having an insertion end (14) and a tool holder (13). The insertion end (14) is composed of a first outer cone region, a groove region...
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WO/2021/115985A1 |
The invention relates to an apparatus (10) for transmitting a torque from a drill device to a core bit, having an insertion end (14) and a tool receptacle (13). The insertion end (14) is constructed from a first outer cone region, a groo...
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WO/2021/113832A1 |
In a multi-bit screwdriver, a locking mechanism is formed from a tubular shaft having a passageway for facilitating travel of a selected bit through the passageway. A locking finger is formed longitudinally in the shaft and cantilevered ...
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WO/2021/111171A1 |
The present invention is directed to a driving tool (1) for driving a rod (R) in rotation, comprising two stators (10, 20), two rotors (11, 21), two connexion means (12, 22) and a driving element (3) connected to the two connection means...
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WO/2021/112033A1 |
The present invention involves performing: a phase matching step for matching the phases of a tool clearance groove in a contact metal member and a track groove in a constant-velocity universal joint component; a measurement step for mea...
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WO/2021/105436A1 |
The invention relates to an expansion chucking device having a main body (2) and an expansion bushing (5) which is inserted into the main body (2) or surrounds said body, forming a pressure chamber (8), the pressure chamber (8) being cap...
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WO/2021/104958A1 |
The invention relates to a chuck of a winding machine for receiving and securing winding tubes (32). The winding tubes (32) are held by a clamping device (5) on the periphery of a tensioning bush (1), wherein the clamping device (5) is r...
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WO/2021/108177A1 |
A hole saw arbor with mechanically automated plug removal to automatically remove the center plug of debris following drilling with the hole saw. A slidable collar is placed in an upper position on a threaded shaft to drill with the hole...
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WO/2021/100489A1 |
Provided is a chuck device that retains a workpiece supplied to a machine tool without deforming the same when the workpiece is a plate material. In the present invention: a housing 110 has a workpiece contacting surface 115a disposed so...
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WO/2021/098998A1 |
A cutting tool assembly comprises a first tool part (1) and a second tool part (2).The first tool part comprises a forward end portion (5) comprising a cutting edge and a rearward end portion (6) comprising a conical section (7) and an e...
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WO/2021/099229A1 |
A clamping device for releasably holding a tool holder shank (61) comprising: • a spindle (2) rotatably mounted inside a housing (3); • a drawbar (8) axially moveable in a bore (5) in the housing between an advanced releasing positio...
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WO/2021/099230A1 |
A clamping device for releasably holding a tool holder shank (71), comprising: - a spindle (2) rotatably mounted inside a housing (3); - a drawbar (8) axially moveable in a bore (5) in the housing between an advanced releasing position a...
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WO/2021/099228A1 |
A clamping device for releasably holding a tool holder shank (81), comprising: - a spindle (2) rotatably mounted inside a housing (3); - a drawbar (8) axially moveable in a bore (5) in the housing between an advanced releasing position a...
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WO/2021/094869A1 |
A hydraulic clamping device (1) of a tool for a machine tool comprising a first part (1a) and a second part (1b), which in turn comprises: a housing (2) conformed to receive a tool (5) and which comprises lateral walls (2a) having at lea...
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WO/2021/094870A1 |
A hydraulic clamping device (1) of a tool for a machine tool comprising: a first part (1a) and a second part (1b), which comprises: a housing (2) conformed to receive a tool (5), which housing (2) is in communication with outside by mean...
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WO/2021/090492A1 |
[Problem] To provide a hydraulic clamp device in which a cylindrical member has improved concentricity, cylindricity, and roundness, and which is capable of performing highly precise clamping. [Solution] A hydraulic clamp device in which...
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WO/2021/084150A1 |
The invention relates to a forming machine for containers, comprising a table (210) with holding stations (220) and a table (230) with tool stations (240), said tables facing each another and being movable relative to one another. Each h...
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WO/2021/073469A1 |
A device and a method capable of adjusting a posture for bearing disc parts, which are suitable for processing the parts. The device comprises a driving unit (100), a clamping mechanism (200), a rotary platform (300), a movement switchin...
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WO/2021/063656A1 |
The invention relates to a tool holder (1) for mounting a tool (e.g. milling cutter) in a machine tool (e.g. milling machine), having a chuck (3), a spindle interface (2) and a receiving recess (5) for an electronic chip. According to th...
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WO/2021/053810A1 |
This hydrochuck 1 comprises: a shank part 2 provided on one longitudinal end side, the shank part 2 having, on the distal end side, a cylindrical chuck part 4 for clamping a body C to be clamped; and an operation part 3 provided on the o...
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WO/2021/054388A1 |
[Problem] To provide a structure that can reduce difficulty in positioning and allow for smooth attachment and detachment of a jig. [Solution] One embodiment of this invention provides a structure that is mounted to industrial equipment ...
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WO/2021/048267A1 |
The invention relates to a chuck with a main body (14), which can be driven for rotation about an axis of rotation (12), which main body comprises a hollow clamping region (18) accessible via an end opening (16) for chucking a tool (20),...
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WO/2021/048426A1 |
Bar feeder (1) comprising a guide channel (10) centred on an invariable guide axis (A-A), characterised in that the guide channel (10) is adjustable and is formed by an adjustable guide element which can define a guide channel with a con...
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WO/2021/038777A1 |
A jaw replacement device according to the present invention comprises: a stocker that stores a jaw for mounting on a chuck body that is rotatable around an axis of rotation; a stocker movement mechanism that moves the stocker between a f...
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WO/2021/041658A1 |
A chuck for gripping a workpiece includes: a chuck body; a jaw connected to the chuck body for constrained movement relative to the chuck body along a jaw path in jaw-closing and jaw-opening directions; an actuator body connected to the ...
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WO/2021/033126A1 |
A power tong assembly has a transmission box having a plurality of speeds. A gear train completely encircles a rotary gear by including idler gears, fluid lines and actuating mechanisms within a tong door, which itself can be remotely op...
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WO/2021/032450A2 |
The invention relates to a chuck having a chuck body (2) and a plurality of clamping jaws (4) which are adjustably mounted on the chuck body (2), having a means for generating electrical energy in order to supply at least one sensor and/...
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WO/2021/032451A1 |
The invention relates to a chuck having a chuck body (2) and a plurality of clamping jaws (4) mounted in an adjustable manner on the chuck body (2), having means (5) for providing electrical energy in the chuck body (2) and having means ...
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WO/2021/028065A1 |
The invention relates to a thread-cutting chuck (1) for synchronous thread cutting, comprising a receiving shank (2), as a component (5) of the thread-cutting chuck (1), which is driven by the machine, an intermediate part (3) as a compo...
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WO/2021/030415A1 |
The present disclosure provides embodiments of anchors and screw anchor kits. The anchors are used to pull anchor rods used for anchoring loads to the ground. The anchors may include a wrench hub, a power point and a helical plate. The s...
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WO/2021/026132A1 |
A removable arc welding torch head having a variable electrode receiving aperture that includes a number of discrete, slidable wedges guided within a conical interior surface to enable the head to be used with electrodes of various diame...
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WO/2021/021721A1 |
Tool adapter assemblies are presented including: a quick release coupler including: a spindle defining a partial cylindrical cavity, the spindle including a base portion, a body portion, and an end portion where the body portion includes...
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WO/2021/018635A1 |
The present invention relates to an extension spindle device for use on a machine tool, comprising a clamping interface (12) for clamping the extension spindle device on a work spindle of the machine tool, an extension spindle unit (14) ...
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WO/2021/019605A1 |
A machine tool capable of arresting the rotation of a spindle chuck with a slight structural change, the machine tool comprising: a spindle device that rotates a workpiece held by the spindle chuck; a drive device that moves the tool in ...
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WO/2021/004849A1 |
The invention relates to a tool receiving device for a machine tool, in particular a chipping hammer, containing a holding device for receiving and holding a tool shaft, a tool cap, and a dust cover device for preventing dust from penetr...
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WO/2021/004834A1 |
The invention relates to a tool holder for a machine tool, in particular a chipping hammer, containing a holding device for receiving and holding a tool shank, a retaining element running at least partially around the holding device and ...
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WO/2021/001929A1 |
[Problem] To clamp a member to be clamped by a hydraulic clamping device, with a high degree of coaxiality and straightness. [Solution] The present invention has a collar member 50 that is attached to the outer peripheral surface of a sh...
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WO/2021/001864A1 |
Equipment to work, by removing material, an untreated metal wheel (11) provided with a central through pre-hole (12), in particular to make railway wheels. The equipment comprises a rotating mandrel (13) to determine a rotation of the un...
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WO/2021/002451A1 |
[Problem] To provide a machining cooling device that can perform cooling properly even when machining with a tool progresses deep into a workpiece. [Solution] An outlet 13 of a direction changing part 11 is provided on a front surface of...
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WO/2021/001140A1 |
The invention relates to a hydraulic expansion chuck comprising a main body (1) that extends along a rotational or longitudinal central axis (2) and is composed of a shaft part (20), for directly or indirectly coupling the hydraulic expa...
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WO/2021/001155A1 |
The invention relates to a hydraulic expanding chuck having a main body (1) which extends along a rotational axis (2) and has a clamping part (30) for receiving and clamping a shank tool and a shank part (20) having a hollow shank (21) f...
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WO/2021/001744A1 |
The disclosure is generally directed to abrasive rotary tools capable of expanding into a substrate. Exemplary abrasive rotary tools include an expandable collet configured to expand an abrasive surface of the abrasive rotary tool. The e...
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WO/2021/000550A1 |
An anti-loosening locking drill chuck comprises a drill body (1), a gripping jaw (2), a nut (3), a front sleeve (4), and a rear sleeve (5). An anti-loosening locking assembly is provided between the nut (3) and the drill body (1). The an...
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WO/2020/259754A2 |
The invention relates to a quick-change system (1, 1') comprising at least one receiving part (2) and at least one exchange tool (3, 3'), wherein the receiving part (2) has at least one receiving opening (4) for receiving each exchange t...
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WO/2020/249551A1 |
The invention relates to a clamping device (1) for releasably holding a tool holder shank (33). The device comprises a housing (2), a drawbar (6) being mounted reciprocally movable inside a bore (5) in the housing, a wedge engagement mem...
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WO/2020/249550A1 |
The invention relates to a clamping device (1) for releasably holding a tool holder shank (33). The device comprises a housing (2), a drawbar (6) being mounted reciprocally movable inside a bore (5) in the housing, and an actuator (8). A...
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WO/2020/243878A1 |
A chuck (10) is provided that includes a plurality of jaws (20) and a body (30) configured to rotate with a drive spindle of a power driver. The chuck (10) may also include a nut (80) comprising nut teeth (82). The nut (80) may be operab...
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WO/2020/245000A1 |
The invention relates to a drive device for clamping and releasing a tool in the tool receiving area of a tool holder. The drive device according to the invention prevents incorrect operations. The drive device can be actuated manually o...
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WO/2020/234536A1 |
A gripping clamp (200) comprises a casing (202) which defines, internally, the chamber (210) of a cylinder (216), this casing (202) comprising a lid (208) which closes access to the interior thereof, and gripping members (204), each subj...
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