b'Add to Subtract business of Stanley Black & Deckerachieved with conventional com-Inc., is another company research- pacting and sintering technology.ing 3D-printed tools to optimizeTherearelargeproduction cooling channels, said Presidentplants that probably produce any-with an HSK 63 spindle interface, forMichelle Bockman, who is based inwhere from 1 (million) to 3 million in-example, and it should be an HSKSunnyvale, California. serts a week, Varghese said.100 based on the weight of a con- Those are high-value applica- He said it is challenging to pro-ventionally manufactured tool, run- tions that were trying to dig intoduce via additive manufacturing ning a lighter 3D-printed tool canand determine if theres value therethe vast array of grades that are make the machine more capable. for our end customer, she said. available.The worst case that were seeing is a tool getting dropped because of its weight, he said, falling out of the toolchanger because it slips from the spindle.In addition to being able to accu-rately place coolant channels of anyAsize at any direction and anywhere they are needed in a tool body, Dunneback said additive manufac-turing enables toolmakers to op-timize those channels for minimal quantity lubrication applications.BFor both MQL and high-pressure coolant applications, consistently and correctly targeted coolant de- This 3D-printed tool features coolant channels (A) that optimally direct coolant to theStar Cutter livery can extend tool life. polycrystalline diamond cutting edges and a honeycomb-designed structure (B) to reduce Weve reported improvement inweight and maximize tool body strength.tool life up to 50% in some cases, he said. Printing Carbide And each of those grades (has) When a 3D-printed tool body be- The tool bodies that manufac- very specific properties, Varghese comes too worn, Dunneback said itturers have introduced to the mar- said. We are continually working to can be reconditioned many timesket use conventionally producedexpand the portfolio of grades that like any conventional body. Starinserts made of carbide and othercan be 3D-printed. In the next cou-Cutter reconditions tools at its facil- cutting tool materials or have su- ple of years, we will be in a much ity in Farmington Hills. perhard cutting edges brazed ontobetter position than previously to We will remove the diamond thatthem. Hyperion Materials & Tech- produce a wide variety of grades was originally manufactured, installnologies in Columbus, Ohio, how- using this technology.new diamond and finish the tool toever, developed a printable car- In addition, he said many inserts the original condition, he said. bide powder and acquired a binderhave complex geometries that re-Filtermist_Ad_CTE_847_Layout 112/9/202:26 PMPa quire tight tolerances that toolmak-StanleyX,theinnovationjetting system to 3D-print carbide, said Biju Varghese, vice president ofers can achieve only with current the engineered solutions businesscommercially available technology.OIL MIST & SMOKE and global research development. We are not there today, Var-IN YOUR SHOP? Although cutting tools, includ- ghese said.ing solid-carbide cutters with spe-cial features, are part of the compa- about the author www.mistcollectors.comnys focus in 3D printing carbide, he Tel: 1-800-645-4174 said other applications, such as wearAlan Richter is parts and flow control components,editor-at-largeare the bigger focus. The main chal- of CTE. Contact Low-Cost, Highly Efficient Mist and Smokehim at alanr@Collectors Designed Specifically for thelenge for 3D printing carbide inserts, Metalworking Industry for example, is producing them atctemedia.com.anywhere near the speed that is 20DECEMBER 2022 Additive.indd 20 11/15/22 12:20 PM'