Shijiazhuang Hongqi Roll Manufacturing Co., Ltd.

Tel:+86 13932156819  +86 18379102351


滚针轴承与圆柱轴承间有什么差别

滚针轴承装有细而长的滚子(滚子直径D≤5mm,L/D≥2.5,L为滚子长度),因此径向结构紧凑,其内径尺寸和载荷能力与其它类型轴承相同时,外径小,特别适用于径向安装尺寸受限制的支承结果。根据使用场合不同,可选用无内圈的轴承或滚针和保持架组件,此时与轴承相配的轴颈表面和外壳孔表面直接作为轴承的内、外滚动表面,为保证载荷能力和运转性能与有套圈轴承相同,轴或外壳孔滚道表面的硬度,加工精度和表面质量应与轴承套圈的滚道相仿。此种轴承仅能承受径向载荷。

About HongQi

HongQi was founded in the 1970s. In 2002, we transformed from Shijiazhuang Hongqi Roll Factory to Shijiazhuang Hongqi Roll Manufacturing Co., Ltd. We are the largest professional manufacturer of rollers supporting welded pipe units in Hebei Province. The company won the title of Hebei Province Service&Quality Double Satisfaction Unit and Shijiazhuang After-sales Service Guarantee Unit. Since the establishment of our factory, our company has always adhered to the development concept of "Develop with credibility and survive with quality", cultivated and brought up a group of professional technical talents, and formed a professional team of R&D, design, production and sales. The company has production technology capabilities such as forging, heat treatment, and machining. Our company has more than 100 sets of professional production equipments with annual production capacity of 1500 tons.


Contact us

Sales Director: Ms. Wu Sales Consultant: Mirror Liu (Ms)

Email:hqzhagun@sina.com Email: mirror.ljie@gmail.com

Tel: +86 13932156819 Tel:+86 18379102351

Fax: 0311-83820841

Web: www.hongqiroll.com

Address: Chenglang Section, Jicun Town, Yuanshi County, Shijiazhuang City, Hebei, China, 051131