mechanical knowledge
Replacing the lower support bearing of the door operator by jacking method (3)
Manual for Changing the Bottom Bearing of an Elevator Using Jack-Up Method
Introduction
Elevators or lifts are a common means of vertical transportation which involves the movement of both people and goods through different levels in a building or structure. Jack-up method is an effective and sa......
1018 
Sophia
Assembly and disassembly of cylindrical bore radial bearings
Introduction
The mounting and dismounting of cylindrical bore axial bearings is an important process in machineries and even industrial production. If it is done correctly, it can greatly reduce the wear or even malfunction of the machinery due to improper mounting or dismounting of the bearing. ......
Bearing installation method
Installation Tips for Bearings
Bearings are essential components in a wide range of machines and equipment, allowing for mechanical parts to move smoothly and efficiently. Proper installation of bearings is essential for them to operate safely and improve performance. Here are some tips for proper......
self-aligning ball bearing
Introduction
Recirculating ball bearings are bearings with metal balls in which the outer surface of the inner and outer races is recessed for the bearing roller. The inner and outer race is divided into a number of grooves which accommodate the bearing balls in a row. Balls roll in their circular......
Maintenance of wet alarm valve
Maintenance of Wet Alarm Valve
Wet alarm valve is an important component of fire hydrant, it is mainly used for fire water protection. It is installed in the water pipe of the fire hydrant, and has the functions of automatic alarm and control. Proper maintenance of the wet alarm valve is essentia......
Selection of bearings
Selection of Bearings
Bearings are mechanical components used extensively in many industries, including automation and robotics. Bearings provide a low-friction interface between two parts of a machine, allowing them to move or turn with less effort. When selecting a bearing for a particular appl......
Bearing fatigue life test
Bearing fatigue life testing
Fatigue life analysis is an important part of bearing reliability analysis. It is the basis for estimating bearing fatigue life and analyzing bearing failure causes. As the traditional rolling bearing reliability test is a destructive test, it is difficult and time-co......
Selection of long-life bearings
Selection of High-Longevity Bearings
Introduction
High-longevity bearings are essential components of most rotating machinery, and as such, they need to be selected with great care in order to ensure they provide reliable and sustained operation under the most severe conditions. This article prov......
Bearing fault identification method
Fault Diagnosis of Electrical Bearing Based on Multi-Model Approach
Abstract
Electrical bearings are widely used in manufacturing industries and have become an important part of the mechanism. However, due to the complexity of its structure and the fact that its internal state is difficult to ......
Cutting Tool Materials for High Temperature Alloys
Tool Material for Machining High-temperature Alloys
The high-temperature alloy is a metal material with a high melting point and good thermal and chemical stability. In production, it is generally processed by cutting. This type of deployment is not an easy task for common metal materials, and in......
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