Um, I think a few people here are posting not realizing this is the Peachy Printer sub-forum... The Peachy Printer doesn't use PLA or ABS... it uses resin hardened by UV light.
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haha yes i didnt notice the forum it was in. in any case methylene chloride still may work as thats super strong solvent but with a crosslinked resin like the peachy would use then a methyl methacrylate type adhesive would bond any of the parts and not fail. here is one example...
http://www.extremeadhesives.com
and another...
http://www.jamestowndistributors.com...astic+Adhesive
the adhesive used to bond corian countertops is the same type and comes in colors so if you have a cabinet shop nearby that does that kind of work then they would have it or could get it.