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The pull pull does not move, and the cast iron is heated and baked for fear of cracking. . How to take it off?
Thanks, no big puller. . . , I didn’t take it off all morning.
Is the belt still useful? If not, why don't you just cut it directly?
Thank you for the management. The belt pulley cannot be removed. If the cast iron is made of cast iron, use a high heat to dry the belt pulley to prevent cracks. Then the belt can be removed.
What is the shape of your pulley? Do you have a picture of the shaft end face? Is it that tapered wheel?
To disassemble this thing, you need to make a special puller. Make large pliers and use a jack in the middle. When it becomes difficult to push, use a cutting torch to flame-grill it. Just be careful not to overdo it, otherwise it will really explode. Give it a try.
Thanks to all the teachers, I used the method of knocking and pulling at the same time to remove it. The shaft is tapered. The bearing is broken and needs to be overhauled. I have to work overtime at night to remove the first level. It is too painful.
I sincerely appreciate members like you, even if you give feedback, everyone’s work is not in vain. If you have any questions, please contact Haichuan. There are a lot of great tips here, and some methods are quite practical!
That wheel is easy to break. If it breaks again, make a carbon steel one. Or make a special tool next time. The pulling force surface is small and it will be easily broken.