A temperature control device is provided that is capable of making the temperature of a metallic mold speedily reach a target temperature.
The temperature control device is provided with: a first medium circulating portion that circulates a medium via a first pipeline; a second medium circulating portion that circulates the medium via a second pipeline; a third medium circulating portion that circulates the medium via a third pipeline; a switching portion that switches the medium circulated through an object by selecting any one of the first pipeline, the second pipeline and the third pipeline; and a pressure supply portion that supplies a required pressure through a pressure pipe communicating with each of the first pipeline, the second pipeline and the third pipeline.