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Slewing bearing

About: Slewing bearing is a research topic. Over the lifetime, 1498 publications have been published within this topic receiving 5309 citations.


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Patent
29 Jun 2016
TL;DR: In this article, the utility model relates to a bearing technology field, more specifically relates to heavily loaded for hoist outer three row tooth-like cylindrical roller slewing bearing.
Abstract: The utility model relates to a bearing technology field, more specifically says, relates to heavily loaded for hoist outer three row tooth -like cylindrical roller slewing bearing. The utility model discloses outer three row tooth -like cylindrical roller slewing bearing includes first inner circle, first sealing washer, second sealing washer, first isolating ring, outer ring gear, first roller, second roller, second isolating ring, third roller, second inner circle, connecting bolt, third sealing washer etc. Under bearing same load condition, the utility model discloses outer three row tooth -like cylindrical roller slewing bearing is littleer than the overall dimension of other type supportings, but weight reduction practices thrift the metal, and this product bears the heavy slewing bearing more than the 200T, through optimizing inner structure, with minimum space, bears great load, solves bridge best between steel factory converter and the continuous casting.

1 citations

Patent
04 Sep 2020
TL;DR: In this article, a rotary harmonic gear reducer consisting of an internal tooth type slewing bearing (1), a harmonic gear and a slewing support (8) was used for speed reducer.
Abstract: A rotary harmonic gear reducer comprises an internal tooth type slewing bearing (1), a harmonic gear and a slewing support (8), and the internal tooth type slewing bearing (1) is composed of an outerring (1-2), an inner gear ring (1-1), steel balls and isolation blocks, and the steel balls and the isolation blocks are embedded between the outer ring (1-2) and the inner gear ring (1-1); the harmonic gear comprises a harmonic gear fixing flexible gear (2) and a harmonic gear generator; wherein the inner tooth type slewing bearing (1) and the slewing support (8) are sleeved on the harmonic gearfixing flexible gear (2), the inner tooth type slewing bearing (1) is meshed with outer teeth of the harmonic gear fixing flexible gear (2) through an inner gear ring (1-1), and the slewing support (8) is fixedly connected with an outer ring (1-2) of the inner tooth type slewing bearing (1). The speed reducer is high in transmission efficiency and stable in transmission.

1 citations

Patent
24 Aug 2016
TL;DR: In this article, the utility model discloses a with orbit traction lever trailer train, including tow lug, frame, and a steering system, before the frame assembly and the bottom of rear end rotates with the preceding upper portion that turns to running gear after, respectively through preceding, back slewing bearing and be connected.
Abstract: The utility model discloses a with orbit traction lever trailer train, including tow lug, frame?Assembly, precedingly turn to running gear, preceding, back a steering system, preceding, back slewing bearing after, pull hook, traction lever and hydraulic pressure a steering system, before the frame?Assembly, the bottom of rear end rotates with the preceding upper portion that turns to running gear after, respectively through preceding, back slewing bearing and be connected, the front end of traction lever and tow lug fixed connection, the rear end of traction lever with before turn to the running gear rotation and be connected, pulling the hook and installing the afterbody that turns to running gear after, the hydrostatic steering system controls preceding, back a steering system linkage respectively, and preceding, back a steering system turns to through turning to running gear after, before preceding, the back slewing bearing drive respectively The utility model discloses make many traction lever trailers concatenate and pull by a tractor, realize simultaneously that the anteroposterior axis initiative turns to to improved conveying efficiency, reduced turning?radius, realized with the orbit currently

1 citations

Patent
26 Apr 2017
TL;DR: In this article, the utility model discloses an unipolar machine of shifting, including the frame, the below of frame is provided with a plurality of adjustment foot stool, sets up waist type hole and frame threaded connection that vertical direction was arranged on the adjustment foot stool, and provided with leveling bolt between adjustment feet stool and frame.
Abstract: The utility model discloses an unipolar machine of shifting, including the frame, the below of frame is provided with a plurality of adjustment foot stool, sets up waist type hole and frame threaded connection that vertical direction was arranged on the adjustment foot stool, and is provided with leveling bolt between adjustment foot stool and frame, and leveling bolt's bolt head fixed connection is on the adjustment foot stool, and the shank of bolt penetrates in the frame and be provided with the nut that supports the leveling on the shank of bolt, the top of frame is provided with slewing bearing, the last tray of installing of slewing bearing, fixed mounting has a speed reducer fixing plate in the frame in the middle of the slewing bearing, speed reducer fixing plate's below fixedly connected with speed reducer, speed reducer fixed connection servo motor, the key -type connection has a rotation axis on the output shaft of speed reducer, the rotation axis with tray fixed connection. The utility model discloses an unipolar machine of shifting, the rotational speed that the tray can reach is faster, and positioning accuracy is high.

1 citations

Patent
22 Feb 2017
TL;DR: In this article, the utility model provides a towed vehicle fan blade conveyer, including fan blade loadbearing platform and base, fan blade adjusting device includes mounting flange and articulated seat, and articulated on articulated seat have the rollover stand, equipped with lift cylinder between roll-over stand and fan blade Load-bearing platform.
Abstract: The utility model provides a towed vehicle fan blade conveyer, includes fan blade load -bearing platform and base, fan blade load -bearing platform's front end bottom meets with the base through platform slewing bearing, is equipped with the fan blade adjusting device of the convenient transportation of adjustment fan blade on fan blade load -bearing platform, fan blade adjusting device includes mounting flange and articulated seat, and articulated on articulated seat have the roll -over stand, is equipped with lift cylinder between roll -over stand and fan blade load -bearing platform, the roll -over stand meets through roll -over stand slewing bearing and mounting flange. The utility model discloses utilize fan blade load -bearing platform to bear fan blade adjusting device, utilize and fix the requirement with the fixed mounting flange who meets of fan blade in order to satisfy the installation of different specification fan blades, utilize to set up the roll -over stand on articulated seat, the lift cylinder effect down, can realize the luffing motion of fan blade having satisfied the adjustment requirement of fan blade when transporting the gesture.

1 citations


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Performance
Metrics
No. of papers in the topic in previous years
YearPapers
202115
202055
201982
2018124
2017134
2016175