The one-piece ductile iron casting for agriculture tillage equipment is produced via green sand with one coldbox core.
Compared to the original weldment (right), the casting design (left) improved strength by repositioning some of the metal.
issues related to warpage and assembly interferences associated with the weldment. • Wiil-Ric
elated to war y inter
eldment. l-Rich reported the cast-
ing increased strength. Monarch designed the casting to add extra material in areas where strength was needed, which was more dif- ficult and costly in a weldment. “We looked for ways to lighten
the part with cast windows but still provide the required strength through varying fiing fi llets,” said Matt Down- ing, pattern shop manager, Monarch Industries. “With good communica- tion, it wasn’t long before we had a cast part that met the customers’ needs and was ready for FEA testing.”
t with c vide the r
appearance of the shank arm. T e company logo and part number were incorporated into the design. T e castings were machined and
ance of the shank ar
T e customer also reported that the cast component improved the overall
painted onsite, allowing Monarch to deliver components ready for assembly.
August 2015 MODERN CASTING | 41
Page 1 |
Page 2 |
Page 3 |
Page 4 |
Page 5 |
Page 6 |
Page 7 |
Page 8 |
Page 9 |
Page 10 |
Page 11 |
Page 12 |
Page 13 |
Page 14 |
Page 15 |
Page 16 |
Page 17 |
Page 18 |
Page 19 |
Page 20 |
Page 21 |
Page 22 |
Page 23 |
Page 24 |
Page 25 |
Page 26 |
Page 27 |
Page 28 |
Page 29 |
Page 30 |
Page 31 |
Page 32 |
Page 33 |
Page 34 |
Page 35 |
Page 36 |
Page 37 |
Page 38 |
Page 39 |
Page 40 |
Page 41 |
Page 42 |
Page 43 |
Page 44 |
Page 45 |
Page 46 |
Page 47 |
Page 48 |
Page 49 |
Page 50 |
Page 51 |
Page 52 |
Page 53 |
Page 54 |
Page 55 |
Page 56 |
Page 57 |
Page 58 |
Page 59 |
Page 60 |
Page 61 |
Page 62 |
Page 63 |
Page 64 |
Page 65 |
Page 66 |
Page 67 |
Page 68