METHODS FOR MANUFACTURING WIRE ROD FOR COLD FORGING AND SCREW PART, HAVING EXCELLENT DRILLING CHARACTERISTICS

• Main Authors: JUNG, Byungin, PARK, Yongsik, CHUN, Youngsoo
• Format: Patent
• Language: English; French; Korean
• Published: 22.06.2023
• Subjects: ALLOYS; CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; METALLURGY; METALLURGY OF IRON; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; TRANSPORTING; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The present invention relates to methods for manufacturing a wire rod for cold forging and a screw part, which can manufacture with only quenching heat treatment a part with excellent drilling characteristics, and which can specifically manufacture a part to be used for mechanical coupling of automotive parts manufactured with different materials. La présente invention concerne des procédés de fabrication d'un fil machine pour forgeage à froid et une partie vis, qui permettent de fabriquer, avec seulement un traitement thermique de trempe, une pièce ayant d'excellentes caractéristiques de forage, et qui permettent de fabriquer spécifiquement une pièce à utiliser pour l'accouplement mécanique de pièces automobiles fabriquées avec différents matériaux. 본 발명은 퀜칭 열처리만으로 드릴링 특성이 우수한 부품을 제조할 수 있는 냉간단조용 선재 및 스크류 부품의 제조방법에 관한 것으로, 구체적으로, 이종 소재로 제조된 자동차 부품의 기계적 체결용으로 사용되는 부품을 제조할 수 있다.