Injection mold, production method thereof and method for producing marbling molded part

The invention relates to an injection mold (9) for producing marbling molded parts, comprising at least one hot runner (4), a cavity (29), an inlet opening (8) into the injection mold (9) and an inlet opening (6) into the cavity (29), the hot runner (4) having at least two channels (41), at least two channels (41) are connected at a first end (43) of each channel (41) to an inlet opening (6) into the cavity and at a second end (45) of each channel (41) to an inlet opening (8) into the injection mold (9), where the at least two channels (41) each at least partially form a spiral (75) and the at least two channels (41) are delimited by a single piece part (46). The invention further relates to a method for producing an injection mold (9) and to a method for producing marbling molded parts. 本发明涉及用于生产大理石纹模制件的注射模具(9)，包括至少一个热流道(4)、腔(29)、通向注射模具(9)内的进入口(8)以及通向腔(29)内的入口(6)，其中热流道(4)具有至少两个通道(41)，至少两个通道在每一通道(41)的第一端部(43)处被连接至通向腔内的入口(6)且在每一通道(41)的第二端部(45)处被连接至通向注射模具(9)内的进入口(8)，其中至少两个通道(41)各自至少部分地形成螺旋部(75)，且至少两个通道(41)通过单件部