Positioning and polishing device for carbon fiber pipe production and processing
CN122914005APending Publication Date: 2026-10-16DEZHOU FANBO NEW MATERIAL TECH CO LTD
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Patent Information
- Application Number
- CN202611266967.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-08-20
- Publication Date
- 2026-10-16
AI Technical Summary
Technical Problem
然而,对于薄壁碳纤维管而言,其径向刚度远低于金属轴类零件,传统外圆磨床的刚性径向夹持方式极易在管壁产生过大的挤压应力,导致表面凹陷、内壁微裂纹甚至层间分层剥离,成为制约薄壁回转体管材批量化磨削加工的行业共性痛点,此外,现有外圆磨床在加工长径比较大的细长管件时,缺乏有效的内部随动支撑机构,管件中部在磨削力作用下易发生弹性变形或受迫颤振,不仅破坏外圆的圆柱度,还易造成局部受力集中而爆裂
Benefits of technology
1、该发明中,通过管内壁贴合支撑与端面轴向限位协同定位的方式,将传统外圆磨床的径向夹持力完全转化为管壁内部的均匀支撑力和端面轴向力,从根本上消除了径向挤压应力,彻底解决了薄壁回转体管材在外圆磨削过程中的夹持变形与破裂问题,同时,在保护杆完全贴合管内壁后,通过滑杆推动滑键脱开以切断动力传输,并利用定位件插入定位槽将滑动杆机械锁死,形成纯机械式过载保护与自锁结构,即使磨削力发生波动,支撑刚度依然恒定,有效保证了外圆磨削过程中管件定位的稳定性与安全性,无需持续供能,节能且可靠,锁定后,即使滑动台二的驱动力消失或波动,定位件依然会卡死滑动杆,支撑力恒定不变,无需持续供能,节能且安全。
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Abstract
The application discloses a carbon fiber pipe production and processing positioning and polishing device, which comprises a sliding table one arranged on the surface of a workbench, and a pipe polishing device comprising a fixing frame, a power source, a rotating shaft and a polishing belt, wherein the fixing frame is arranged on the top of the sliding table one, and the power source is arranged on the inner wall of the fixing frame; the carbon fiber pipe production and processing positioning and polishing device further comprises a positioning device for fixing the carbon fiber pipe, a protection rod contacts and supports the carbon fiber pipe from the inside, and a sliding plate contacts and limits from the end face, so that the clamping force is completely converted into internal uniform support force and end face axial force, radial extrusion stress is avoided, and the industry pain point that a thin-walled carbon fiber pipe is cracked when clamped is solved; when the protection rod completely adheres to the inner wall of the pipe, the sliding key is pushed to be separated through a sliding rod, power transmission is cut off, meanwhile, a positioning piece is inserted into a positioning groove, the sliding rod is mechanically locked at the original position, and the protection rod is prevented from being expanded to burst the pipe wall due to continuous advancement of the sliding table two.
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