Drill bit with improved chip removal

A drill bit (10) for metal cutting machining, the drill bit having a central axis of rotation C defining a longitudinal direction of the drill bit (10) and being rotatable about the central axis of rotation C, the drill bit comprising: an axial front end (12); an axial rear end (14); an envelope sur...

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Hauptverfasser: NIELSEN LUCAS, FRIBERG WILLIAM
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Sprache:chi ; eng
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creator NIELSEN LUCAS
FRIBERG WILLIAM
description A drill bit (10) for metal cutting machining, the drill bit having a central axis of rotation C defining a longitudinal direction of the drill bit (10) and being rotatable about the central axis of rotation C, the drill bit comprising: an axial front end (12); an axial rear end (14); an envelope surface extending between the front end (12) and the rear end (14); a shaft portion extending rearward in the axial direction from the front end (12); a shank extending forward in the axial direction from the rear end (14); at least one cutting insert (18) releasably mounted at the front end (12); a first chip pocket (25) and a second chip pocket (26) in the envelope surface of the shaft portion; a coolant chamber 32 within the shank; a first coolant channel (27) and a second coolant channel (28) extending from a front end of the coolant chamber (32) and terminating at the front end (12) of the drill bit, the first coolant channel (27) being associated with the first chip flute (25) and the second coolant channel (28)
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an axial rear end (14); an envelope surface extending between the front end (12) and the rear end (14); a shaft portion extending rearward in the axial direction from the front end (12); a shank extending forward in the axial direction from the rear end (14); at least one cutting insert (18) releasably mounted at the front end (12); a first chip pocket (25) and a second chip pocket (26) in the envelope surface of the shaft portion; a coolant chamber 32 within the shank; a first coolant channel (27) and a second coolant channel (28) extending from a front end of the coolant chamber (32) and terminating at the front end (12) of the drill bit, the first coolant channel (27) being associated with the first chip flute (25) and the second coolant channel (28)</description><language>chi ; eng</language><subject>BORING ; MACHINE TOOLS ; METAL-WORKING NOT OTHERWISE PROVIDED FOR ; PERFORMING OPERATIONS ; TRANSPORTING ; TURNING</subject><creationdate>2024</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20240604&amp;DB=EPODOC&amp;CC=CN&amp;NR=118139709A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76419</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20240604&amp;DB=EPODOC&amp;CC=CN&amp;NR=118139709A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>NIELSEN LUCAS</creatorcontrib><creatorcontrib>FRIBERG WILLIAM</creatorcontrib><title>Drill bit with improved chip removal</title><description>A drill bit (10) for metal cutting machining, the drill bit having a central axis of rotation C defining a longitudinal direction of the drill bit (10) and being rotatable about the central axis of rotation C, the drill bit comprising: an axial front end (12); 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FRIBERG WILLIAM</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN118139709A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2024</creationdate><topic>BORING</topic><topic>MACHINE TOOLS</topic><topic>METAL-WORKING NOT OTHERWISE PROVIDED FOR</topic><topic>PERFORMING OPERATIONS</topic><topic>TRANSPORTING</topic><topic>TURNING</topic><toplevel>online_resources</toplevel><creatorcontrib>NIELSEN LUCAS</creatorcontrib><creatorcontrib>FRIBERG WILLIAM</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>NIELSEN LUCAS</au><au>FRIBERG WILLIAM</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Drill bit with improved chip removal</title><date>2024-06-04</date><risdate>2024</risdate><abstract>A drill bit (10) for metal cutting machining, the drill bit having a central axis of rotation C defining a longitudinal direction of the drill bit (10) and being rotatable about the central axis of rotation C, the drill bit comprising: an axial front end (12); 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language chi ; eng
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source esp@cenet
subjects BORING
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
TRANSPORTING
TURNING
title Drill bit with improved chip removal
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