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JP2020040153A |
To provide a super abrasive grain wheel capable of suppressing power consumption of a machine tool by reducing the moment of inertia at a rotation time of a grinding wheel, and excellent in responsiveness to change of a spindle speed.A s...
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JP6668178B2 |
To provide a segment tip of a long service life capable of maintaining excellent sharpness over a long period.A segment tip 10 comprises three abrasive material layers 11, 12, 13 formed so as to overlap in the thickness direction T. A si...
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JP6660636B2 |
To make it possible to evaluate surface quality of a grinding tool work plane with good efficiency and high accuracy.In a learning phase, abrasive plane image data before processing of a grinding tool is acquired and stored, abrasive pla...
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JPWO2018190160A1 |
The polishing sheet has a sheet-like base material and abrasive grains arranged so as to penetrate from one surface of the base material to the other surface. It is preferable that the abrasive grains are arranged so that the tip portion...
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JP6650222B2 |
To provide a cutting blade and a manufacturing method of the same which can sufficiently ensure hardness and rigidity of a blade body even when the blade body is thinned, and thus can suitably maintain cutting accuracy to enable high-qua...
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JP6645935B2 |
The present invention provides a method for manufacturing a magnetic disc substrate, with which is it possible to finish and create a high-quality end surface on a disc-like substrate and achieve stable grinding. In the present invention...
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JP6641591B2 |
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JP6641590B2 |
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JP6635847B2 |
The cutting method of a honeycomb formed body includes an end face cutting step of cutting both end faces of the ceramic honeycomb formed body before fired, by use of blade type rough-cutting grinding wheels in which coarse abrasive grai...
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JP2020013962A |
To provide a processing method of LED wafer capable of improving the brilliance of an LED.A processing method of LED for processing an LED wafer where multiple LEDs are formed in regions on the top face of a sapphire substrate sectioned ...
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JP6627634B2 |
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JP6624461B2 |
Provided are a glass plate chamfering device, glass plate chamfering method, and glass plate production method with which chamfering quality in a glass plate can be improved without increasing the number of grindstones. A grindstone (10)...
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JP6614752B2 |
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JP2019198901A |
To recognize a blade outer diameter during setup and store the latest recognized blade outer diameter in an RFID tag.A cutting device 1 includes: means 61 for cutting a workpiece held by a table 30 with a blade 613; cutting feed means 17...
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JP3224032U |
To provide an electrodeposited grindstone which is good at wing surface and flat surface processing in which electrodeposition abrasive grains are reasonably and efficiently adhered only to an outer peripheral surface of a disk and which...
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JP3223433U |
To support a disk-shaped grindstone main body with a cantilever rotating shaft, adhere electrodeposition abrasive grains to the outer peripheral surface of the disk, and supply center-through coolant, so that high-precision blade surface...
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JP2019171550A |
To provide a polishing body that includes a body which is constituted of a plurality of sheet materials stacked in an axial direction of a rotation axis, and on which teeth engaging with a gear are formed at its outer periphery, and can ...
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JP3223317U |
To provide a protective pad for a central hole of a grinding wheel including a positioning portion attached to a side surface of the grinding wheel and a guide portion inserted into the center hole of the grinding wheel. A protective pad...
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JP6573087B1 |
To provide a hub type blade having an adhesive connecting portion for connecting at least one side of a hub and a blade main body by an adhesive force and capable of improving cutting ability. The hub type blade 100 is arranged between a...
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JP6573088B1 |
To provide a hub type blade having an adhesive connecting portion for connecting at least one side of a hub and a blade main body by an adhesive force and capable of improving cutting ability. The hub type blade 100 is arranged between a...
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JP6573086B1 |
To increase the strength of a hub type blade having an adhesive connecting portion for connecting at least one side of a hub and a blade body by adhesive force, if necessary. To provide a hub type blade and a method for manufacturing a h...
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JP2019136815A |
To provide a resin bond grindstone manufacturing method in which a step of manufacturing the grindstone is simplified to reduce manufacturing costs.A resin bond grindstone manufacturing method comprises: a mixing step in which abrasive g...
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JP6559341B2 |
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JP2019130655A |
To provide a novel method for manufacturing a grinding stone tool capable of manufacturing a grinding stone tool for chamfering, more easily than that of conventional art.A method for manufacturing a grinding stone tool comprises: a prov...
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JP6547338B2 |
A grinding wheel includes a plurality of abrasive grains and a binder holding the abrasive grains together. The binder contains an additive that has a higher extinction coefficient than the abrasive grains at a wavelength in a predetermi...
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JP6550335B2 |
A method of making abrasive particles includes: providing a slurry comprising non-colloidal solid particles and a liquid vehicle; forming at least a portion of the slurry into shaped bodies contacting a substrate; at least partially dryi...
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JP6550173B2 |
A method for finishing an edge of a glass sheet comprising a first grinding step and a second polishing step using different abrasive wheels. The method results in consistent finished edge quality and improved edge quality in term of sub...
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JP6549927B2 |
It is an object of the present invention to suppress the generation of burrs in the cutting process. A cutting grinding apparatus (65) for cutting a processed object (W) is a cutting grinding apparatus having a boron compound in which cB...
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JP2019119020A |
To provide a cutting blade having no directivity with respect to removal effect of cutting chips.A cutting blade comprises: a circular plate-shaped or annular plate-shaped blade body 2; and a cutting edge portion 3 fixed with abrasive gr...
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JP2019119008A |
To provide: an abrasive roll capable of easily improving abrasiveness, and a method for manufacturing the abrasive roll.An abrasive roll includes a core member extending in the axial direction, and an abrasive part including a sheet memb...
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JP2019104079A |
To provide a metal blade which can enhance a cooling effect and maintain an excellent chip discharge property, and also facilitate the autogenous blade action of a cutting blade so as to ensure stability of sharpness.A metal blade compri...
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JP2019102757A |
To provide a method for cutting a QFN package substrate capable of suppressing a sharp rise of cost on a cutting work while suppressing occurrence of burrs.A method for cutting a QFN package substrate is a method for cutting a QFN packag...
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JP2019098433A |
To provide a cutting tool which suppresses noise and is excellent in productivity.A cutting tool 1 in which a segment grind stone 5 is provided on an outer periphery of a circular substrate 2. The circular substrate 2 comprises: two circ...
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JP2019094227A |
To provide a cutting method of a glass preform, the cutting method being capable of suppressing a generation of a crack at a boundary between a core and a clad of a glass preform without performing a heat treatment, and a cutter for cutt...
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JP2019084660A |
To provide a super abrasive grain wheel having a long service life.The super abrasive grain wheel includes a base metal 11 of which a Young's modulus is 300 GPa or more, and a super abrasive grain layer 12 provided on an outer periphery ...
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JP2019081219A |
To provide a new processing method for a protective member that can appropriately process a protective member made of resin.A processing method for a protective member includes: a protective member attachment step of attaching an adhesiv...
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JP2019081217A |
To provide a new processing method for a protective member that can appropriately process the protective member made of resin.A processing method for a protective member, which processes the protective member attached to a wafer using a ...
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JP6507925B2 |
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JP2019063948A |
To provide a superabrasive grain wheel having high bond strength between a core and a superabrasive grain layer.A superabrasive grain wheel includes: a core 11 whose Young's modulus is 300 GPa or more; and a superabrasive grain layer dis...
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JP2019059020A |
To perform working even a work-piece made of brittle material, stably and accurately in a ductile mode without causing any crack or split.A rotational drive blade 26 (a working grindstone) for working a work-piece in a ductile mode is co...
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JP2019055444A |
To provide a difficult-to-cut material milling method that enables a high-quality cutting surface with low surface roughness to be obtained in metal milling, particularly, difficult-to-machine metal milling.A metal milling method is char...
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JP6494429B2 |
Provided is a blade having a base capable of preventing an adhesive from sticking out. As the blade (2) having a base for cutting to be used by being mounted on a rotation shaft (32), the blade (2) includes a disk type base (4) with an o...
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JP2019034372A |
To provide a grindstone which can change the surface roughness Rz of a processed product after processing according to a speed of the grindstone at grinding, and to provide a grinder having the grindstone.There is provided a grindstone w...
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JP6472501B2 |
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JP2019503881A |
A combined machining tool that includes a tool body (101) with at least one cutting edge (102) and at least one grinding area (103). The grinding area is arranged adjacent to the cutting edge so that there is a gap (110) between the grin...
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JP2019018279A |
To provide a hub type blade which can be efficiently and stably manufactured with a high accuracy.A hub type blade, which is rotated around an axis O1, comprises: a polycarbonate hub 10 in which a blade fitting surface 11A is formed on o...
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JP2019005878A |
To improve discharge of saw dust and cooling effect at a processing point while keeping the processing efficiency of a cutting process with an annular grind stone as well as the strength of the annular grind stone high.An annular grind s...
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JP6451377B2 |
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JP2019000981A |
To prevent environmental pollution by minimizing use of lubricant and cooling oil and to supply lubricant to a grinding point securely continuously, in grinding process for a wafer or the like using a grind stone in which abrasive grains...
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JP2018199170A |
To provide a cutting blade that, while chip discharge properties and cooling efficiency are improved, is able to prevent such a trouble that blade damage is erroneously determined, also able to improve blade rigidity, and able to stably ...
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