Injection moulding tool (2, 32, 72) for producing an injection moulded part (8, 38, 88), in particular consisting of plastic, - having an injection mould (4, 34, 74) which has a cavity (6, 36, 86) corresponding to the negative of the shape of the injection moulded part (8, 38, 88) to be produced, - wherein the injection mould (4, 34, 74) has a movable die part (14, 78), so that the injection mould (4, 34, 74) is movable between a closed arrangement for the injection moulding operation and an open arrangement for the ejection operation, characterised in - that a plasma nozzle (18, 52, 92, 130), which is configured to produce an atmospheric plasma jet, is attached to the injection mould (4, 34, 74) in such a way that an injection moulded part (8, 38, 88) produced in the injection mould (4, 34, 74) can be impacted in the injection mould (4, 34, 74) with a plasma jet, - that the plasma nozzle (18, 52, 92, 130) is attached to the injection mould (4, 34, 74) in such a way that an injection moulded part (8, 38, 88) produced in the injection mould (4, 34, 74) can be impacted in the injection mould (4, 34, 74) with a plasma jet while the injection mould (4, 34, 74) is in the closed arrangement, and - that the injection mould (4, 34, 74) has a core (42, 80) which when the injection mould (4, 34, 74) is in the closed arrangement is movable between a first position for the injection moulding operation and a second position for the pretreatment operation, wherein the core (42, 80) when moved from the first position into the second position frees a hollow space in the injection mould (4, 34, 74), into which a plasma jet produced by the plasma nozzle (18, 52, 92, 130) can be introduced. - having an injection mould (4, 34, 74) which has a cavity (6, 36, 86) corresponding to the negative of the shape of the injection moulded part (8, 38, 88) to be produced, - wherein the injection mould (4, 34, 74) has a movable die part (14, 78), so that the injection mould (4, 34, 74) is movable between a closed arrangement for the injection moulding operation and an open arrangement for the ejection operation, characterised in - that a plasma nozzle (18, 52, 92, 130), which is configured to produce an atmospheric plasma jet, is attached to the injection mould (4, 34, 74) in such a way that an injection moulded part (8, 38, 88) produced in the injection mould (4, 34, 74) can be impacted in the injection mould (4, 34, 74) with a plasma jet, - that the plasma nozzle (18, 52, 92, 130) is attached to the injection mould (4, 34, 74) in such a way that an injection moulded part (8, 38, 88) produced in the injection mould (4, 34, 74) can be impacted in the injection mould (4, 34, 74) with a plasma jet while the injection mould (4, 34, 74) is in the closed arrangement, and - that the injection mould (4, 34, 74) has a core (42, 80) which when the injection mould (4, 34, 74) is in the closed arrangement is movable between a first position for the injection moulding operation and a second position for the pretreatment operation, wherein the core (42, 80) when moved from the first position into the second position frees a hollow space in the injection mould (4, 34, 74), into which a plasma jet produced by the plasma nozzle (18, 52, 92, 130) can be introduced.