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7628571 |
Tool chucking apparatus
A tool chucking apparatus includes a fastening member, a collet, a holding member and an extension member. The fastening member has a first housing space to hold the collet. The collet has pawl...
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7610834 |
Tool holder assembly with interference fit key arrangement
A tool holder assembly includes a tool holder with a shank and a key slot having a surface with an angled portion that forms a non-zero angle with respect to a longitudinal axis of the tool holder...
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7607207 |
Method for positioning a tool
A method for positioning a tool ( 24 ) on a tool chuck ( 20 ) employs a tool holding device ( 22, 50, 58 ), which includes a tool-accommodating area ( 32, 52, 66 ) for at least partly receiving the...
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7556461 |
Thermal expansion knife adapter
A thermal expansion knife adapter has a body, a conical shaft connecting sleeve and a conical knife connecting sleeve. The body has a first side and a second side. The conical shaft connecting...
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7544020 |
Pin milling cutter
The present invention provides a pin milling cutter formed by combining a cutter and an adapter to prevent errors in attaching a cutter to the adapter even when the cutter is similar but of a...
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7537422 |
Cutting tool and adaptor
An adaptor ( 20, 76, 104, 106 ) secures a cutting head ( 16 ) to a tool holder ( 12, 14 ) having a passage for fluid. The adaptor ( 20, 76, 104, 106 ) has a corresponding passage ( 68, 94 ) for...
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7527459 |
Tool holder assembly with polygonal drive member
A tool holder assembly having a tool holder and a cutting tool. The cutting tool has a stepped shank that is matingly received within the lower end of the tool holder. The stepped shank is...
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7520704 |
Tool Assembly
The present invention discloses a tool assembly being capable of reducing considerably an axial length of a working member (tool), in particular, a length of a male spigot to be coupled with a...
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7513724 |
Tool and a detachable body for chip removing machining
A cutting tool including a basic body having a geometrical center axis, a loose top having a rear male element, and a drawbar having a front part in which a coupling means is included, which by...
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7494307 |
Tool adapter
The invention relates to a tool adapter which can be fixed to tool machines in a detachable and interchangeable manner, the tool machines being drilling and milling or similar cutting tool machines...
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7491023 |
Tool retraction receiving element and adapter for positioning the same
A tool retraction receiving element includes a receiving section ( 3 ) for receiving a tool ( 15 ) and a clamping section ( 9 ) for clamping the tool retraction receiving element ( 1 ) in a tool...
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7478983 |
Tool assembly
A tool assembly in which a tool is releasably mounted on a tool holder. The tool is supported by the tool holder at two spaced apart regions which are formed independently therefore alignment...
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7469460 |
Base framework for a manipulating apparatus and manipulating apparatus
A base framework for a manipulating apparatus which can be constructed in a modular manner, in particular for an automation cell which is designed for being combined with at least one machine tool,...
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7465133 |
Toolholder with retractable bushing
An apparatus and method for machining a workpiece in a single-pass comprising a tool configured to produce a borehole when rotated and translated relative to the workpiece, a toolholder configured...
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7451534 |
Valve seat and valve guide machining tool
A valve seat and valve guide machining tool for the precision machining of valve seats and valve guides in a cylinder head of an internal combustion engine is disclosed, comprising at least two...
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7448834 |
Tool clamping device
A tool clamping device has a spindle insert ( 10 ) and an adapter ( 12 ) between the spindle insert ( 10 ) and a toolholder ( 14 ). The adapter ( 12 ) can be pushed axially along the longitudinal...
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7431543 |
Machine reamer
A machine reamer has a base and a reamer head configured as a one-piece indexable insert that axially projects beyond the front of the base. The indexable insert can be introduced in a front insert...
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7422398 |
Inside machining cutting tool delivery apparatus
An apparatus can deliver a static cutting tool to a position located inside a workpiece to be machined. The cutting tool can be used for machining at least one surface inside of the workpiece. The...
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7407351 |
Rotatable tool comprising a shank, a drawbar and a cutting head
A rotatable tool includes a shank rotatable about a longitudinal axis, a drawbar mounted to an axial front end of the shank, and a cutting head mounted to an axial front end of the drawbar. The...
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7402010 |
Disk-shaped or strip-shaped tool
A machine tool for cutting a profile in a rotating workpiece has a body centered having an elongated edge formed with an angularly extending row of seats each having a radially directed seat face...
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7393166 |
Chuck in a processing machine
In a chuck adapted for connection to a processing machine and composed of a connecting portion adapted to extend into the processing machine so as to securely engage the processing machine, a head...
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7393164 |
Dynamic balancing ring for cutter holder
The present invention provides a dynamic balancing ring for a cutter holder for balancing the cutter holder. The dynamic balancing ring includes a circle, plural fixing elements and an adjusting...
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7390153 |
Shrink-fit chuck with eccentric positioning
A shrink-fit chuck tool holder for cylindrical, particularly circular cylindrical, shank tools, including a fastening shank for establishing connection to a machine tool and a thermally expandable...
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7390152 |
Milling head particularly useful for cutting sharp interior corners
A milling head particularly useful for cutting sharp interior corners in a workpiece, includes a rotary shaft coupleable to the rotary drive of a milling machine so as to be rotatable about the...
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7381018 |
Tool chuck
The invention relates to a tool holder 1 for a rotating tool, especially a drilling head and/or milling head, comprising a drive shaft 4 that can be connected to a drive motor and a collet...
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7374378 |
Dust prevention mechanism of spindle device
A dust prevention mechanism of a spindle device that ensures prevention of cutting liquid etc. from entering an inner portion of the spindle device, which saves energy and reduces noise upon stop...
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7371037 |
Rotary cutting tool comprising two cutting portions having opposed cutting directions
A rotary cutting tool extending along a longitudinal axis and including a first cutting portion including a plurality of first helical teeth having a helix direction and being designed to work in a...
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7371036 |
Tool holding device and method for positioning a tool
Disclosed is a tool holding device ( 22, 50, 58 ) for retaining a tool ( 24 ) on a tool chuck ( 20 ). Said tool holding device ( 22, 50, 58 ) comprises a tool-accommodating area ( 32, 52, 66 ) for...
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7367763 |
Shrink fit tool holder with grooves
A shrink fit tool holder includes a shank or body that includes a tool holder portion, a flange member, a tapered outer surface that generally corresponds to a tapered bore of a spindle, and a...
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7363692 |
Tool and method for fine machining work pieces
A tool for fine machining of work pieces involving metal removal is proposed having at least one cutter ( 13 ) for preliminary machining with a geometrically defined cutting edge ( 15 ) and having...
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7357607 |
Tool holder
A tool holder is provided that is configured to deliver coolant to a work piece and/or a cutting tool. The tool holder includes a tool mounting aperture for receiving a shank of a cutting tool, and...
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7341410 |
Dynamical instrument for machining
A dynamical instrument for machining comprising a sensor responsive to a non-rotating part of a machine proximate the tool of the machine for outputting a vibration signal, and a processor...
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7341411 |
Tool holder structure
A tool holder structure includes a holder installed on a connecting portion of a machine for holding a tool, the holder has a connecting cone for connecting the connecting portion, and a latching...
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7338419 |
Tool coupler for connecting tool heads, such as drills, reamers, millers, turn-cutters, dies, and rams, to a tool holder
A tool coupler for connecting tool heads, such as drills, reamers, millers, turn-cutters, dies, and rams, to a tool holder. The tool coupler has a hollow shaft, a ring-shaped collar, and a gripper...
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7326011 |
Contouring right angle head for complex machining
A right angle, modular machining head can be removably mounted on the too head of a CNC machining center to provide contour machining of a work piece around a C-axis. The modular head includes a...
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7322779 |
Interface between two parts of a tool system
The invention relates to an interface between two parts of a tool system, in particular to a metal cutting tool ( 1 ). Said interface comprises a holder ( 3 ) provided with a cavity ( 31 ), an...
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7320568 |
Tool holder
A tool holder is equipped with a tip run-out correction mechanism for correcting run-out of the tip of the tool. The tip run-out correction mechanism includes an annular stepped portion formed on a...
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7300234 |
Power transmission with bead drive
A power transmission is provided. The power transmission includes a housing including a continuous channel following a three-dimensional path. A plurality of beads is located within the continuous...
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7281888 |
Tool for cutting machining
The tool exhibits a first tool part ( 2 ) and a second tool part ( 3 ), which possess a common axis of rotation (A). The first tool part ( 2 ) is provided with an alignment pin ( 4 ) and exhibits...
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7278196 |
Interlocking tool holder
An end mill chucking structure for chucking an end mill. The chucking structure includes an end mill holder; a shank receivable in an axial opening in the holder; a cone having an exterior cone...
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7255519 |
Machine tool
The present invention provides a machine tool capable of suppressing cost increase of a cover even when a long workpiece is machined. A machining unit 3 by which the spindle 2 is supported to...
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7240594 |
Toolholder assembly
An apparatus is disclosed for releasably holding a toolholder shank having a lockable surface and a releasable surface utilizing an actuating bolt with an associated threaded actuating nut. When...
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7234902 |
Milling tool holder with camming plug
A milling tool holder apparatus includes a tool holder having a male structure received in a female opening of a shank, and a camming plug received in a transverse plug-receiving opening in the...
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7217072 |
Tool holder for a tool, especially a boring, milling or rubbing tool, which can be rotated about a rotational axis
A tool holder for a tool which can be rotated about an axis of rotation, in particular a drilling, milling or reaming tool, comprises a clamping shank which, in an end shank region ( 7 ), has an...
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7192228 |
Depth adjustment for a clamping chuck
The invention relates to a clamping chuck for a tool comprising a device for supplying a cooling agent and/or lubricants to a feeding channel of the tool maintained by the clamping chuck. The...
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7189039 |
Tool coupling for rotating tools
A tool assembly includes first and second tool bodies, a tool coupling interconnecting the tool bodies, and a drawing member for drawing the tool bodies together along a common longitudinal axis....
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7186064 |
Rotary tapered tool holder with adapter sleeve
A rotary tapered tool holder includes a body or shank including a front contact portion and a rear contact portion. An adapter sleeve is disposed about a portion of the shank. The adapter sleeve...
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7182558 |
Tool holder for a tool that can rotate about an axis of rotation
A tool holder is disclosed for a boring, milling or reaming tool that can rotate about an axis of rotation. At the end of its clamping shank that is located on the side of the tool, the tool holder...
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7172377 |
Router or cutter bit chuck or extension
An extension for a bit or cutter tool relative to a rotational power source. The extension includes a blind bore receiving the shank of the bit or cutter. The opposite end of the body has structure...
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7165922 |
Cutting tool assembly having construction enabling cutting tool to have large diameter
A cutting tool assembly including: (a) an arbor including a tapered shank portion which has a taper of 7/24 and a size of No. 30; (b) a cutting tool having at least one cutting blade and fastened...
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