Vanderblog

A forum for flatbed cylinder proof presses

Archive for the 'Print/Trip Lever' Category

22 Jun

Sp-15 trip spring reference

Thanks to Paul’s recent post regarding trip spring replacement, I was able to discern that my SP-15’s trip/print problem is that both springs are broken. I spoke with Fritz today for advice and ordered new ones. I know there was a photo recently posted by John Cristopher showing a carriage off the press with the [...]

14 Jun

SP20 Trip Spring Repaired

I recently repaired an SP20 at the University of West Georgia on which the carriage had become stuck during the return travel. The photos above shows that top carriage bearings on the operator’s side had been removed during a previous repair attempt.

Typically what happens on SP series presses is that the trip spring inside [...]

07 May

Universal I grippers and trip mechanism

I have recently taken two Universal I presses out of storage and am getting them going for the first time so  I’ll be making quite a few postings here in the next few weeks. My first question is regarding the gripper assembly. One of my presses is a later model Illinois Tool Works press, serial [...]

11 Mar

vice grip and trip

i just bought a lovely vandercook 4, there is a vice grip spring loaded attached to the bar that runs across the width of the press under the bed…when i return the carriage, the vice grip engages and makes a clunking sound. what gives? the previous owner said he thinks there was some problem with [...]

Vanderblog is powered by Wordpress | GPS Theme by GPS Gazette, modified by Paul Moxon