The customer asked me how to maintain the coupling in the engraving machine?

A few days ago, I received a query on my work QQ from a customer asking about the maintenance of the coupling in our engraving machine. Today, I decided to document the proper maintenance procedures and published them on the website, hoping to assist anyone facing similar issues. First, I explained that the crown gear coupling is one of the best options for our engraving machines. This type of coupling ensures smooth and reliable operation, reduces wear significantly, and helps extend the machine’s lifespan. Proper lubrication is essential for the safe and efficient functioning of the drum-shaped coupling, as it minimizes friction and prolongs its service life. When designing or maintaining a drum-shaped coupling, the tooth width plays a critical role. The tooth width should be chosen based on the root bending strength and tooth surface contact strength. It's important not to increase the tooth width unnecessarily, as this could lead to larger structural dimensions without proportional benefits. Typically, the tooth width factor ranges between 8 and 14. The minimum tooth width should be determined by the allowable root stress, taking into account the displacement of the force point along the tooth width caused by misalignment between the shafts. Increasing the tooth width coefficient can enhance both the root bending strength and the tooth surface contact strength. However, there's a point where increasing the coefficient has less impact on the meshing ratio. For drum-shaped couplings with an arc-shaped profile, the tooth width, drum circle radius, and backlash are all interrelated. A larger tooth width means a larger drum circle radius and greater backlash. To optimize performance, it's better to minimize the concentrated load on a single tooth. The curvature of the tooth surface is proportional to the circumference of the drum, so the drum circle radius should be as large as possible. Additionally, the curvature of the drum curve is related to the amount of thinning on one side of the inner teeth, which affects the meshing clearance. If the thinning is insufficient, it may cause interference, while excessive thinning can weaken the tooth structure and increase backlash. I hope this information helps you understand the importance of proper maintenance for your engraving machine’s coupling. In the coming days, I will share more insights on mechanical maintenance, especially regarding shafts and related components. Stay tuned for more updates. http://news.chinawj.com.cn Editor: (Hardware Business Network Information Center)

AHR Rubber Horizontal Slurry Pump

1. Naipu NP-AHR series centrifugal slurry pumps and spare parts can fully interchange with world famous brand.These pumps are of heavy-duty construction, designed for continuous pumping of highly abrasive and corrosive slurries. The wet end parts are elastomer rubber.

2. Typical Applications---

Minerals Flotation Processing
Electric Factory Coal Preparation
Coal Washing
Chemical Medium Processing
Effluent Handling

Sand And Gravel Handling

3. Construction Drawing of NP-AHR Series pumps

construction


main part No. and material

4. Select chart of NP-AHR series slurry pumps

AH(R)pump select chart

5. Performance chart of NP-AHR series pump.

NP-AH Pump performance parameter



AHR Rubber Slurry Pump,AHR Horizontal Slurry Pump,AHR Slurry Pump,AH Mining Slurry Pump

Shijiazhuang Naipu Pump Co., Ltd. , https://www.naipu-pump.com