Sliding guide post guide bushing: There is an oil groove in the guide post or guide bushing of this guide to maintain good lubrication. The inner hole d1 of the guide sleeve cooperates with the guide post, adopting or sliding. The length l1 of the guide sleeve pressed into the upper bottom plate and the diameter D of the guide sleeve shall not be less than 1.5 times the diameter d of the guide post, and the guiding length of the guide sleeve shall be 2 to 3 times the diameter of the guide post. The diameter d of the guide post can be determined according to the structure of the mold, the strength of the guide post, and the stiffness. The diameter of the guide post is generally d≥30 (mm). The length of the guide post pressed into the lower base plate must not be less than 1.5 times the diameter d. The total length L of the guide post is determined according to the mold closing height, but it is ensured that the guide post extends into the guide sleeve 15 (mm) before the punch enters the die. ) above, otherwise it will not be guided
Rolling guide post guide sleeve: The guide sleeve of the guide device is provided with a steel ball retaining ring, and the inner hole d1 of the steel ball retaining ring in the guide sleeve cooperates with the guide post to ensure accurate guidinghttps://www.xhychromerod.com/