WORCESTER — A Southbridge man was held on $150,000 bail in Worcester Superior Court Tuesday after pleading not guilty to 28 counts of child rape. Enrique E. Cabrera Cruz, 37, was arraigned on 56 counts in all, court records show, including counts of child rape, indecent assault and battery and posing a child in the nude. Details of Cabrera Cruz’s alleged crimes were not read into the record Tuesday. Cabrera Cruz was indicted on the charges in November, records show. Cabrera Cruz is charged with 19 counts of rape of a child aggravated by a 5-year age difference and nine counts of rape of a child aggravated by a 10-year age difference.