Glazing bar insert holding device for a glass pane during transport

A method for transporting a glazing bar insert in connection with the manufacture of an insulating glass pane, comprising the following steps:

• providing a glazing bar insert comprising at least one muntin bar which is positioned where the at least one muntin bar extends vertically;
• loading a holding device with the glazing bar insert by bringing a free end of said at least one muntin bar into engagement with the holding device along a loading direction until the glazing bar insert rests against a positioning stop associated with the holding device;
• transporting the holding device with the glazing bar insert to an automatic muntin bar station;
• unloading the glazing bar insert by taking it out from the holding device with a gripping device in the opposite direction to the loading direction and then rotating it until said at least one muntin bar extends horizontally;
• and
• inserting the glazing bar insert by the automatic muntin bar station into a frame-shaped spacer, wherein the at least one muntin bar extends horizontally.