News Center
Focus on Bohao Valves and discover our new valve products.
07
2022-05
Let's take a look at the performance of gearbox faults
A transmission is an industrial component that transmits power through a set of transmission wheels. At the same time, gearboxes, as mechanical parts of transmission gears, are widely used in the chemical industry. The following discusses in detail the common fault manifestations and diagnostic measures of gearboxes, starting from their applications.
2022-05-07
23
2022-05
Gearbox Fault Diagnosis Methods
A gearbox is a unified mechanical assembly that houses both gears and bearings. Any gearbox failure—whether caused by manufacturing defects or operational stress—deserves careful attention. Generally, the following methods are commonly used to diagnose gearbox issues.
2022-05-23
06
2022-06
Reasons for Unusual Noises in Gearboxes and How to Address Them
During the gearbox assembly process, there were instances of minor磕碰. Due to the company's shortcomings in quality control testing, such issues are rare in most gearboxes. Solution: Based on the analysis results, carefully inspect the tooth surfaces of the relevant gears for any scratches or scuffs, and thoroughly remove any oil or grease from the tooth surfaces to ensure a smooth feel during handling. The protrusions are primarily located at the tooth tips and along both sides of the tooth profiles.
2022-06-06
16
2022-06
What is a gearbox, and what does it do?
A gearbox is a mechanical device that increases or decreases torque by reducing or increasing speed. It consists of two or more gears, one of which is driven by a motor. The output speed of the gearbox is inversely proportional to the gear ratio. Gearboxes are typically preferred for constant-speed applications, such as conveyors and cranes, where they can deliver significantly higher torque.
2022-06-16
27
2022-06
The Importance of Gearbox Cleanliness
Since wind turbine rotor speeds are typically low—far below the speeds required for generators to produce electricity—they must be increased using the gear ratio provided by the gearbox’s gear pairs. That’s why the gears in a gearbox are also referred to as "speed-increasing gears." Now, let’s explore together the importance of gearbox cleanliness!
2022-06-27
11
2022-07
The gearbox is a complex system comprising components such as gears, transmission shafts, bearings, and the housing structure. Among these, the housing structure plays a crucial role in providing support and ensuring proper sealing within the entire system; however, it has a relatively low failure rate. As a result, most gearbox failures actually occur in the gears, transmission shafts, and bearings. Statistics show that failures involving gear shafts and rolling bearings account for more than 90% of all gearbox malfunctions. Consequently, in gearbox fault diagnosis, the primary focus is typically on determining whether a fault exists and, if so, pinpointing its exact location. Now, let’s explore the common types of gearbox failures based on the characteristics of vibration signals!
2022-07-11
21
2022-07
Wind Turbine Gearbox Fault Diagnosis
When repairs cannot be completed at the top of the tower, it becomes necessary to descend for handling—resulting in high repair costs and extended maintenance periods. This severely disrupts the normal operation of the wind turbine. Conducting fault diagnosis on the gearbox to pinpoint the exact location and timing of the issue can significantly improve transportation efficiency and streamline troubleshooting. Common gearbox failure modes typically fall into two main categories. So, let’s now explore gearbox fault diagnosis for wind turbines together!
2022-07-21
01
2022-08
Now, let’s discuss how to properly add lubricating grease to the speed-reducing gearbox and address any noise issues. You see, the viscosity and lubrication performance of vegetable oils are sensitive to operating temperatures. Therefore, when selecting a vegetable oil for a gearbox used in a specific ambient temperature, it’s crucial to choose one that maintains the right consistency and delivers excellent lubrication effectiveness under those same temperature conditions.
2022-08-01
10
2022-08
Let’s talk about the reasons behind the unusual noises coming from the agricultural vehicle’s gearbox. This mechanism allows the vehicle to move in reverse; it also engages neutral, cutting off the power transmission so the diesel engine can start and idle smoothly—conditions that are essential for easy gear shifting or enabling power output. However, after prolonged use, it’s inevitable that some issues may arise, leading to those annoying abnormal sounds.
2022-08-10
24
2022-08
The following explains what a gearbox is and outlines its functions.
Here’s the explanation of what a gearbox is and its key functions: Therefore, if the first gear rotates clockwise, the second one must rotate counterclockwise. You can also use specially shaped transmission gears to redirect the device’s energy by changing its orientation—such as in cars, where the transfer case (the gearbox located between the rear axle in rear-wheel-drive vehicles) employs bevel gears to rotate the drive shaft’s power by 90 degrees and ultimately turn the rear tires.
2022-08-24
Address: Qinyuan Road, Zhujia Industrial Zone, Oubei Town, Wenzhou City, Zhejiang Province
Mobile phone:86-15868793566
Phone:86-577-57775050
Fax: 86-577-57779292
Email:boho@china-boho.com