Heavy-load knuckle bearing for pipe coiling machine

A heavy-load knuckle bearing for a pipe coiling machine is used for meeting the requirements of long service life and heavy load of a main roller supporting bearing of the pipe coiling machine and ensuring that the pipe coiling machine can work reliably. The bearing comprises an inner ring and an ou...

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Bibliographische Detailangaben
Hauptverfasser: TIAN MIN, REN HONGWEI, DUAN FUXUAN, SHI SONGXIA, SONG YAN, WANG ZHENXING
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A heavy-load knuckle bearing for a pipe coiling machine is used for meeting the requirements of long service life and heavy load of a main roller supporting bearing of the pipe coiling machine and ensuring that the pipe coiling machine can work reliably. The bearing comprises an inner ring and an outer ring which are arranged inside and outside, the contact surface between the inner ring and the outer ring is a spherical surface, and the bearing is characterized in that the outer ring is of a split structure and comprises a first half outer ring and a second half outer ring which are spliced together, a pair of clamping rings is arranged between the first half outer ring and the second half outer ring, and the first half outer ring and the second half outer ring are relatively fixed through the clamping rings; oil injection ports are formed in the side walls of the first and second half outer rings, oil grooves are formed in the outer walls and the inner walls of the first and second half outer rings, and the