How can I securely fix a bearing inside a pipe without permanent installation?

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    Bearing Pipe
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Discussion Overview

The discussion revolves around methods for securely fixing a bearing inside a pipe without making a permanent installation, allowing for future removal and replacement. The focus is on practical solutions and techniques that can be applied in a machining or engineering context.

Discussion Character

  • Exploratory, Technical explanation, Applied

Main Points Raised

  • One participant suggests drilling a hole through the pipe wall to insert a set screw that would apply pressure to the bearing's outer race, allowing for a temporary fix.
  • Another participant recommends dimpling the outer race where the set screw contacts it to enhance stability, especially under vibration or stress.
  • A more elaborate suggestion includes threading both the outer race and the inside of the pipe to screw them together for a more secure connection.
  • Participants share practical experiences and methods from their professional backgrounds in machining and welding.

Areas of Agreement / Disagreement

Participants generally agree on the feasibility of using a set screw to secure the bearing temporarily, but there are variations in the proposed methods and additional enhancements suggested, indicating multiple approaches to the problem.

Contextual Notes

Some assumptions about the bearing type and pipe wall thickness are present, which may affect the applicability of the proposed methods. The discussion does not resolve the effectiveness of each method under different conditions.

Who May Find This Useful

Individuals involved in machining, welding, or engineering applications who need to secure components temporarily within enclosures may find this discussion beneficial.

hamdan_neo
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hello,
i want to fix a bearing inside a pipe but not "permanently" so i can remove it and change it whenever i need.
please if anyone has a method for fixing it, share it with me ?
 
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If the wall is thick enough you could drill at least one hole through the wall of the pipe to intersect the location of the outer race, assuming this is a sealed roller bearing. You could then tap the hole with an appropriate thread for a small socket head set screw. Position the bearing where it will normally reside within the pipe and tighten the set screw to apply pressure to the outer race and secure it in place. I you were to use a longer than required set screw you could screw a nut down on the protruding segment of thread and tighten it after the bearing was secured to act as a Jam-nut which would aid in restricting the movement of the set screw.

I work in a Machining/Welding business and have used this as a ''Quick n' Dirty'' method for fastening an object temporarily inside a housing or enclosure.
 
Excellent suggestion, Molitor. If there is any significant vibration or stress upon the bearing, though, I would further recommend dimpling the outer race where the set screw contacts it, to secure it a bit better (like how a hand-held die is fixed in its handle).
If you want needless elegance, or to show off, you could thread the outside of the race and the inside of the pipe and screw them together. :biggrin:
 
Thanks a lot molitor, it is an excellent idea, i will work on it now ... really thanks again :D
 
I'm really glad I could help. I know thousands of tricks when it comes to applications. Its what I do for a living.
 

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