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WO/1993/005927A1 |
Described is a hand-held power tool, in particular an angle grinder (1), fitted with a spindle brake (21), the tool having a spindle (7, 67) on which a disc-shaped attachment (33, 83) is gripped between an inner flange (29, 79) and an ou...
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WO/1992/004549A1 |
A fastener (50) is disclosed suitable for securing a grinding wheel (92) to the spindle of an angle grinder, the fastener (50) being capable of tightening and loosening by hand. The fastener (50) comprises a first disc-shaped component (...
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WO/1992/000163A1 |
A disposable finishing article (10) for mounting on a rotatable threaded spindle (14) of a power tool (16). The finishing article (10) contains a retaining nut (44) on one side and a backing member (28) on the other side non-removably se...
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WO/1990/012193A1 |
Disclosed is a drilling device in which power is transmitted from a hollow cylindrical drive element to a drill pipe with a cutter head. The drive element (3) is rotatably mounted in a housing (41) which has a connector element (42) for ...
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WO/1990/006210A1 |
Hand tool (1) with a multipart, manually operated quick-change clamping device (2) for disk-shaped tools (3) which are held on one side on a shoulder (4) of a drive spindle (5) and can be subjected on the other side to the force of a pre...
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WO/1990/000463A1 |
A clamping device for portable grinding machines according to the main patent ... (P 37 05 638.7) has an insert (156) shaped as a sheet metal moulded part axially supported on the clamping washer (121) or clamping screw (117) and circumf...
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WO/1990/000458A1 |
In a process for machining workpieces using a laser beam, optical and/or acoustic signals generated in a machining region are recorded and used to obtain actual values which are compared with corresponding reference values of a processin...
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WO/1989/000480A1 |
A brush head (4) for trimming or brushing machines comprises a mounting plate (41) connected to a drive shaft (2) of the machine with which it is rotationally entrained. A plurality of finger-like brushes (5) are carried on the mounting ...
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WO/1988/006507A1 |
A coupling flange (35) for use on a power tool such as a portable grinder (10) for transferring torque loads from the motor-driven spindle (15) of the tool (10) to a tool element subassembly such as an abrasive disc subassembly (17; 24)....
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WO/1988/006075A1 |
Clamping device for portable grinding machines, forming part of the clamp nut (17) which can be screwed onto the screw thread (13) at the end of the drive shaft (10) when a mill (15) is to be clamped. The clamp nut (17) bears a non-rotat...
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WO/1988/005386A1 |
A clamping device for portable grinding machines can be screwed on the terminal thread run-out (13) of the driving spindle (10) in order to tighten a grinding wheel (15). A clamping element (21), a clamping nut (17) that can be screwed o...
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WO/1988/005366A1 |
A clamping device for portable grinding machines is part of the clamping nut (17) that can be screwed on the terminal thread run-out (13) of the driving spindle (10) in order to tighten a grinding wheel (15). The clamping nut (17) carrie...
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WO/1988/004975A1 |
A clamping device for portable grinding machines has a back flange (16) axially movable on the spindle (10) but able to transmit torque and capable of being relieved of the clamping pressure for the grinding wheel (15) by means of an ann...
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WO/1988/004976A1 |
A clamping device for portable grinding machines has a back flange (18) axially movable on the spindle (10) but able to transmit torque, and of being relieved of the clamping pressure for the grinding wheel (17) by means of an annular pi...
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WO/1988/004596A1 |
A tightening device for portable grinders forms a part of the tightening nut (17) that can be screwed on the screw runout (13) at the end of the driving spindle (10) for tightening a grinding wheel (15). The tightening nut (17) carries a...
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WO/1988/004219A1 |
Angled griding machine (10) comprising a motor, gearing and a hollow transmission shaft (13) driven by the latter, a through-spindle (22) being housed in said shaft. At the end of the latter (13) is located a mating flange (18). The spin...
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WO/1988/003076A1 |
The arrangement described comprises an abrasive disc having a profile of invariable shape. A system is provided by which the chip-removing operating surface (18) of the grinding disc (16) can be oriented in the radial and/or axial direct...
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WO/1987/005847A1 |
A disposable grinding apparatus such as a depressed center grinding wheel (10) for mounting on a rotatable threaded spindle (14) of a power tool (16). The grinding wheel (10) contains a retaining nut (44) on one side thereof and a backin...
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WO/1987/001642A1 |
A device for changing tools used during grinding operations (grinding wheels, rough-finishing rolls and similar) comprises a transfer unit (7, 8) with a column (9, 80), chassis or similar having one or several supports (H1, H2) for tool ...
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JP2024054363A |
An object of the present invention is to provide a workpiece processing device and a workpiece processing method that can suppress a decrease in throughput due to modification of the end face of a flange. A blade having a detection means...
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JP2024053985A |
An object of the present invention is to provide a cutting device that can facilitate quality control and reduce cutting defects by recording the position of a cutting water injection nozzle in the cutting device and quickly detecting de...
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JP7467611B2 |
A processing apparatus includes a holder configured to hold a processing target object; a processing mechanism to which a processing tool configured to process the processing target object held by the holder is installed in a replaceable...
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JP7465986B2 |
This processing device for processing a substrate comprises: a polishing mechanism which is provided with an annular grindstone for processing a substrate held by a holding mechanism; a polishing solution supply mechanism which supplies ...
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JP7465078B2 |
The present invention provides a novel technology that makes it possible to easily perform the operation of attaching and detaching a cutting blade to and from a blade mount. Provided is a method of mounting a cutting blade to a blade mo...
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JP2024047167A |
[Problem] To efficiently modify the end face of a mount in a short time by using existing parts without requiring special equipment or jigs. [Solution] In a cutting device 1 that cuts a wafer (workpiece) W with a hub blade (cutting blade...
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JP7461132B2 |
The present invention provides a cutting apparatus which does not damage a wafer and a cutting blade, and cutting water and chips are not sucked from between a mount and the cutting blade. The cutting apparatus of the present invention i...
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JP2024043556A |
The present invention proposes a new technique for detecting abnormalities such as scratches or the presence of foreign objects on the holding surface of a holding table that may occur due to damage to a cutting blade, and for avoiding f...
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JP7457533B2 |
To provide a processing device configured so that a grindstone can be easily detached when replacing the grindstone.The processing device comprises: a disk-like spindle flange 17 connected to a spindle; and a grindstone 14 which comprise...
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JP7454920B2 |
To provide a processing device to which a cutting blade is attached, which enables a distance between spindles to be shortened without requiring troublesome work.A processing device 100 comprises a spindle housing 11, a mount, a cutting ...
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JP2024039510A |
[Problem] It is possible to suppress the effort required for work required before processing. [Solution] The mounting method includes an accommodation step 1001 of accommodating a plurality of cutting blades in an accommodating tray in w...
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JP2024039103A |
[Problem] To provide a cutting blade attachment method that allows a cutting blade to properly cut a workpiece without increasing the number of parts, complicating the structure, or increasing costs. [Solution] A method for attaching a h...
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JP2024039132A |
An object of the present invention is to reduce the frequency of end face correction and simplify the work of end face correction. [Solution] A blade mount that has a cylindrical boss part and a flange part that is provided at the base e...
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JP7453955B2 |
A connecting device may be provided comprising a positive connecting element and a negative connecting element, wherein the positive connecting element has an elevation arranged on a base surface and the negative connecting element has a...
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JP7453271B2 |
The invention refers to a plate-like backing pad (20) adapted for releasable attachment to a hand-held polishing or sanding power tool (2). The backing pad (20) comprises- a center axis (34),- a top surface (50),- a damping layer (52) ma...
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JP7451039B2 |
A blade holding jig for holding a washer-type cutting blade via an annular retainer flange includes an annular flange holding portion configured to hold a first annular surface of the retainer flange under suction, and an annular non-con...
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JP2024035879A |
The present invention provides a method for cutting a workpiece that can improve processing efficiency. [Solution] A method for cutting a workpiece by cutting the workpiece with a cutting blade, the method includes a first fixing step of...
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JP7449923B2 |
Retention apparatus and systems for material removal machines are disclosed. In some examples, a material removal machine having a material removal tool (e.g., a saw blade, an abrasive saw, a polisher, a grinder, and/or more general mate...
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JP2024034297A |
The present invention provides a new balance adjustment method that can adjust the weight balance of a grinding wheel. [Solution] An annular wheel base having an annular first surface in which a bolt fastening hole with a bottom is open;...
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JP7446722B2 |
Provided is a grinding apparatus which is able to allow a user to replace a grinding wheel in a timely manner, and to perform dressing or the like to regenerate a surface of a grinding stone. According to the present invention, the grind...
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JP7446667B2 |
To provide a cutting blade which can highly maintain accuracy of processing.A cutting blade that is mounted on a spindle so as to be sandwiched between a first flange fixed to a spindle and a second flange corresponding to the first flan...
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JP7446067B2 |
The present invention provides a flange mechanism for preventing cutting debris as a contamination from entering and sticking to a screwed portion, which will be a concern that a fixating tool for fixating a cutting blade cannot be dismo...
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JP7445844B2 |
To provide a work machining device and a work machining method capable of suppressing reduction in throughput caused by correction of an end face of a flange.A work machining device has: a sensor 300 for detecting a state of an end face ...
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JP2024027026A |
An object of the present invention is to suppress damage to a cutting edge portion when replacing a cutting blade. A blade holding jig 1 includes a cylindrical cutting blade surrounding part 2 that is formed surrounding a cutting blade p...
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JP2024026477A |
The present invention provides a technique for replacing a grinding tool used in a grinding device. A changing device replaces a grinding tool used in a grinding device. The grinding device includes a holding part that holds a processing...
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JP2024026436A |
An apparatus for performing chemical mechanical planarization is disclosed. The device includes a support portion through which a rotation axis extends. The device includes at least one elongate member having a first portion and a second...
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JP2024025598A |
[Problem] Processing technology using a wire mesh grindstone that enables a variety of cutting processes such as straight groove machining, arbitrary groove width processing, and straight line cutting to arbitrary curve cutting on workpi...
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JP7432912B2 |
To achieve down-sizing of a polishing device while enabling easy replacement of a buff wheel in the polishing device.In a connection structure of a buff wheel 12 and a drive shaft 11 for rotating the buff wheel, the buff wheel has a coup...
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JP2024021976A |
The present invention provides an automatic exchange device that can reliably exchange a cutting blade mounted on a cutting device with a desired cutting blade. An automatic exchange device 2 includes a cutting blade storage means 4 for ...
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JP2024019804A |
An object of the present invention is to provide an automatic exchange device that can improve the operating rate. [Solution] An automatic exchange device 2 includes a cutting blade storage means 4 that stores a plurality of cutting blad...
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JP7430444B2 |
To provide a cutting blade which enables a user to check information on the cutting blade, and to provide a blade mount which enables the user to check the information on the cutting blade.A cutting blade 30 is attached to a mount flange...
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