BJ-DF Wear-resistant fixed ball cage type synchronous universal coupling

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  • Specification
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Specification

Model Tn(N ·m) Tf(N ·m) Permissible Inter-axis Angle a Expansion
Moment Of Inertia JX10³(kg · m²)
L1=500 L1=1000 L1 per extension 100
When Rotating When Stationary
Through-axis Welded Shafts Through-axis Welded Shafts
BJ75DF 1520  588  14° 16° ±12 8.7  16.2  0.12  0.96 
BJ95DF 2500  1127  14° 16° ±16 21.1  28.1  0.25  0.96 
BJ125DF 5782  2744  16° 18° ±20 76.9  92.5  0.79  2.10 
BJ150DF 11564  4704  16° 18° ±24 161  201  1.93  5.20 

Main dimensions (unit: mm)

Model Dw D D1 n-d D2 D3 G J Lmin
BJ75DF 80  85  66  6-8.5 50  22  23.00  16  135 
BJ95DF 95  100  80  6-8.5 50  27.5  30.80  21  175 
BJ125DF 125  130  106  6-10.5 60  36.75  38.60  29  225 
BJ150DF 146  152  124  6-12.5 76  46  47.20  30  235 

Model Tn(N ·m) Tf(N ·m) Permissible Inter-axis Angle a Expansion
Moment Of Inertia JX10³(kg · m²)
L1=500 L1=1000 L1 per extension 100
When Rotating When Stationary
Through-axis Welded Shafts Through-axis Welded Shafts
BJ175DF 15680  6713  16° 18° ±27 276  331  2.80  8.5 
BJ200DF 23912  11172  16° 18° ±29 557  662  5.50  17.8 
BJ225DF 29694  14700  16° 18° ±29 913  1013  7.4  17.8 
BJ250DF 42238  20678  18° 20° ±30 1415  1704  12.6  54 
BJ300DF 63112  29106  18° 20° ±35 2882  3204  20.2  54 

Main dimensions (unit: mm)

Model Dw D D1 n-d D2 D3 G J Lmin
BJ175DF 165  175  139.7  6-15 89  52  52.4  40  260 
BJ200DF 190  200  159.0  6-13.5 102  60  52.6  40  305 
BJ225DF 212  220  180.0  6-13.5 102  66.5  58.0  48  335 
BJ250DF 230  245  197.0  6-17.5 140  76  66.3  53  340 
BJ300DF 266.7  275  225.4  6-17.5 140  84  77.0  65  380 






Company
Jiangsu Rokang Heavy Industry Technology Co., Ltd.
Jiangsu Rokang Heavy Industry Technology Co., Ltd. has fixed assets of more than 80 million yuan, and has a team of professional talents in mechanical design, precision manufacturing, heat treatment, welding, etc.; the company has a one-stop complete set of processing facilities and a series of quality inspection systems such as measurement, physical and chemical, and dynamic testing, and has a comprehensive mechanical processing capability. For many years, the company has been committed to the research and development and manufacturing of ball cage type constant velocity universal couplings, cross shaft type universal couplings, and drum gear couplings. It has carried out close industry-university-research cooperation with military and local scientific research institutes such as Jiangsu University of Science and Technology, School of Mechanical Engineering of Jiangsu University, and Power Engineering Department of PLA Naval Academy, and has continuously expanded into the fields of precision, heavy load and high speed. The products have successfully replaced foreign imported products with excellent performance, and the process technology has reached the international advanced level. It has been widely used in lifting and transportation, metallurgical machinery, metal rolling, engineering machinery, mining machinery, petrochemical, textile machinery, military ships, armored vehicles, railway locomotives, special vehicles and other fields. The product quality and service have been recognized and praised by the majority of users, and are exported to Europe, America, Russia, the Middle East, India and other countries and regions. In recent years, the company has been committed to the in-depth research and development of ball cage constant velocity universal couplings, and has successively developed ball cage constant velocity universal couplings for screw pumps, ball spline ball cage constant velocity universal couplings, coaxial double-speed, and double-way ball cage constant velocity universal couplings. It fundamentally solves the new problems that users currently encounter during use. The company has always adhered to the business purpose of "quality first, honest management, and customer first". We are willing to work with you with excellent products, preferential prices and thoughtful services to create a brilliant career!
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News
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