RU2019102860A - Fixed cutter drill bit with spherical cutter guiding system - Google Patents

Fixed cutter drill bit with spherical cutter guiding system Download PDF

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Publication number
RU2019102860A
RU2019102860A RU2019102860A RU2019102860A RU2019102860A RU 2019102860 A RU2019102860 A RU 2019102860A RU 2019102860 A RU2019102860 A RU 2019102860A RU 2019102860 A RU2019102860 A RU 2019102860A RU 2019102860 A RU2019102860 A RU 2019102860A
Authority
RU
Russia
Prior art keywords
head
bit according
cutting element
bit
cutting
Prior art date
Application number
RU2019102860A
Other languages
Russian (ru)
Inventor
Федерико БЕЛЛИН
Патрисиа НИЛ
Дэннис СИСНЕРОС
Original Assignee
ВАРЕЛ ИНТЕРНЭШНЛ ИНД., Эл.Эл.Си
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ВАРЕЛ ИНТЕРНЭШНЛ ИНД., Эл.Эл.Си filed Critical ВАРЕЛ ИНТЕРНЭШНЛ ИНД., Эл.Эл.Си
Publication of RU2019102860A publication Critical patent/RU2019102860A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • E21B10/567Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/573Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
    • E21B10/5735Interface between the substrate and the cutting element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • E21B10/567Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5673Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/62Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • E21B10/633Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable

Claims (35)

1. Долото для бурения скважины, содержащее:1. A chisel for drilling a well, containing: хвостовик, имеющий соединительную муфту, выполненную на его верхнем конце;a shank having a coupling made at its upper end; корпус, установленный на нижний конец хвостовика; иa body mounted on the lower end of the shank; and режущую поверхность, образующую нижний конец долота и содержащую:cutting surface forming the lower end of the bit and containing: лопасть, выступающую от корпуса;blade protruding from the body; резец, содержащий:a cutter containing: опорную пластину, закрепленную в гнезде, выполненном в лопасти; иa support plate fixed in a socket made in the blade; and режущую пластину, выполненную из сверхтвердого материала, установленную на опорную пластину и имеющую неплоскую рабочую поверхность с режущим элементом; иa cutting insert made of superhard material, mounted on a support plate and having a non-planar working surface with a cutting element; and ориентирующую резец систему, содержащую:an incisor-orienting system comprising: головку, установленную или выполненную на задней поверхности опорной пластины; иa head mounted or formed on the rear surface of the base plate; and углубление, выполненное в задней стенке гнезда и взаимодействующее с головкой,a recess made in the rear wall of the socket and interacting with the head, при этом углубление и головка установлены относительно режущего элемента с возможностью ориентирования режущего элемента в рабочее положение.the recess and the head are installed relative to the cutting element with the possibility of orienting the cutting element to the working position. 2. Долото по п. 1, в котором:2. The bit according to claim 1, in which: режущий элемент является выступающим гребнем,the cutting element is a protruding ridge, рабочая поверхность имеет множество выступающих гребней, разнесенных по ее окружности,the working surface has many protruding ridges, spaced around its circumference, ориентирующая резец система содержит головку и углубление для каждого гребня,a cutter guiding system contains a head and a recess for each ridge, головки разнесены по окружности задней поверхности опорной пластины,the heads are spaced around the circumference of the back surface of the base plate, и каждая головка выставлена в угловое положение, противоположное соответствующему гребню.and each head is exposed to an angular position opposite to its corresponding ridge. 3. Долото по п. 1, в котором:3. The bit according to claim 1, in which: рабочая поверхность является вогнутой, иthe work surface is concave, and режущий элемент является осью режущей пластины.the cutting element is the axis of the cutting insert. 4. Долото по п. 1, в котором режущий элемент является рабочим участком выступающего гребня.4. A chisel according to claim. 1, in which the cutting element is the working section of the protruding ridge. 5. Долото по п. 1, в котором головка является полусферической.5. The bit according to claim 1, wherein the head is hemispherical. 6. Долото по п. 5, в котором диаметр головки составляет от 25 процентов до 75 процентов диаметра задней поверхности опорной пластины.6. A bit according to claim 5, wherein the head diameter is 25 percent to 75 percent of the back surface diameter of the backing plate. 7. Долото по п. 5, в котором углубление является полусферическим.7. The bit according to claim 5, wherein the recess is hemispherical. 8. Долото по п. 1, в котором:8. The bit according to claim 1, in which: головка закреплена на задней поверхности опорной пластины первым твердым припоем,the head is fixed on the back surface of the base plate with the first hard solder, резец закреплен в гнезде вторым твердым припоем, иthe cutter is secured in the socket with a second hard solder, and температура плавления первого твердого припоя больше температуры плавления второго твердого припоя.the melting point of the first brazing alloy is greater than the melting point of the second brazing alloy. 9. Долото по п. 8, в котором головка выполнена из материала, отличающегося от материала опорной пластины.9. A bit according to claim 8, wherein the bit is made of a material other than that of the base plate. 10. Долото по п. 1, в котором:10. The bit according to claim 1, in which: гнездо выполнено во входной кромке лопасти, иthe nest is made in the leading edge of the blade, and в рабочем положении режущий элемент перпендикулярен выступу входной кромки, проходящему через гнездо.in the working position, the cutting element is perpendicular to the protrusion of the leading edge passing through the socket. 11. Долото по п. 1, в котором:11. The bit according to claim 1, in which: дополнительно содержится калибрующая часть, образующая наружный участок долота, и лопасть проходит от центра режущей поверхности до калибрующей части.additionally contains a gage part, which forms the outer portion of the bit, and the blade extends from the center of the cutting surface to the gage part.
RU2019102860A 2018-02-05 2019-02-01 Fixed cutter drill bit with spherical cutter guiding system RU2019102860A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862626380P 2018-02-05 2018-02-05
US62/626,380 2018-02-05

Publications (1)

Publication Number Publication Date
RU2019102860A true RU2019102860A (en) 2020-08-07

Family

ID=67475419

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2019102860A RU2019102860A (en) 2018-02-05 2019-02-01 Fixed cutter drill bit with spherical cutter guiding system

Country Status (3)

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US (1) US20190242192A1 (en)
CA (1) CA3029612A1 (en)
RU (1) RU2019102860A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4048852A4 (en) * 2019-10-25 2024-02-28 Nat Oilwell Dht Lp Drill bit cutter elements and drill bits including same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105156036B (en) * 2015-08-27 2018-01-05 中国石油天然气集团公司 Convex ridge type on-plane surface cutting tooth and diamond bit
WO2019094912A1 (en) * 2017-11-13 2019-05-16 Baker Hughes, A Ge Company, Llc Cutting element assemblies and downhole tools comprising rotatable and removable cutting elements and related methods

Also Published As

Publication number Publication date
US20190242192A1 (en) 2019-08-08
CA3029612A1 (en) 2019-08-05

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FA93 Acknowledgement of application withdrawn (no request for examination)

Effective date: 20220202