What is the difference between the needle and the thimble in the mold?
Thimble, also known as push rod: a thimble, also known as two needlesThe ordinary thimble moves at the same time as the ejector plate, and the stroke is the same as the ejector plate.The movement of the two pin and the ejector plate is inconsistent and the stroke is different. Ordinary mould is used for the thimble, only in a few cases with grade two grade two thimble thimble, for example, the most common usage is to use ordinary thimble will be part of the product from the top die, and then use the product itself flexibility, level two thimble set no place to release.
It should be the same. The thimble is used to fill the mold in the cavityDie, ejector rod, ejector pin, flat pin, barrel, pusher, needle, return pin...
The thimble is used to push out the product and push the product out of the mold cavity. Ejection principle: ejector force comes from injection molding machine, injection machine, push rod, ejector pin, ejector pin and ejector plate.A needle and a thimble plate guide post is used for ejector plate oriented, so there won't be a thimble plate sliding deviation, the general requirements for high number of mold to do a needle, such as thimble small, flat thimble and oblique top are needed and.General requirements of the mold is not high, just rely on the needle back to guide it
