A splicing device for connecting a first carrier tape and a second carrier tape together with a first splicing tape and a second splicing tape, the first carrier tape and the second carrier tape having component storing cavities, the splicing device comprising: a positioning device (50, 51) configured to feed the first carrier tape and the second carrier tape in directions, in which the first carrier tape and the second carrier tape approach each other, and position an end of the first carrier tape and an end of the second carrier tape in a splicing position; a first pressing member configured to press the first splicing tape extendingly against a first surface of the first carrier tape and the second carrier tape, which are both positioned in the splicing position; a second pressing member configured to press the second splicing tape extendingly against a second surface of the first carrier tape and the second carrier tape, which are both positioned in the splicing position; a driving device configured to move relatively and reciprocally a pressing surface of the first pressing member and a pressing surface of the second pressing member in directions in which the pressing surface of the first pressing member and the pressing surface of the second pressing member move towards and away from each other by performing a series of actions; characterized in that: a control device configured to stop temporarily the series of actions of the driving device in a pressing state where the first pressing member and the second pressing member are pressing the first splicing tape and the second splicing tape respectively against the first carrier tape and the second carrier tape through the series of actions of the driving device. a positioning device (50, 51) configured to feed the first carrier tape and the second carrier tape in directions, in which the first carrier tape and the second carrier tape approach each other, and position an end of the first carrier tape and an end of the second carrier tape in a splicing position; a first pressing member configured to press the first splicing tape extendingly against a first surface of the first carrier tape and the second carrier tape, which are both positioned in the splicing position; a second pressing member configured to press the second splicing tape extendingly against a second surface of the first carrier tape and the second carrier tape, which are both positioned in the splicing position; a driving device configured to move relatively and reciprocally a pressing surface of the first pressing member and a pressing surface of the second pressing member in directions in which the pressing surface of the first pressing member and the pressing surface of the second pressing member move towards and away from each other by performing a series of actions; characterized in that: a control device configured to stop temporarily the series of actions of the driving device in a pressing state where the first pressing member and the second pressing member are pressing the first splicing tape and the second splicing tape respectively against the first carrier tape and the second carrier tape through the series of actions of the driving device.