HIGH FREQUENCY HEATING DEVICE

To perform more uniform and effective heating treatment on heating objects of various dimensions and sizes.SOLUTION: A high frequency heating device 1 comprises a heating unit 20. The heating unit 20 comprises an electrically conductive portion 30 and a relay unit 50. The electrically conductive portion 30 includes plate-shaped first and second electric conductors 32 and 33 arranged in parallel with each other along the longitudinal direction of a positive electrode plate 41, the first electric conductor 32 is connected to the power supply side, and the second electric conductor 33 is connected to the positive electrode plate 41. The electrically conductive portion 30 includes a plurality of strip-shaped lead electrodes 34 connected in parallel between the second electric conductor 33 and the positive electrode plate 41 at predetermined intervals in the longitudinal direction. The relay unit 50 includes a plurality of gate-shaped relay tools 51 bridged between one point in the longitudinal direction of the first conductor 32 and one point of the second conductor 33 facing the one point in the longitudinal direction. The high frequency heating device 1 further comprises a motor M for moving each relay tool 51 in the longitudinal direction.SELECTED DRAWING: Figure 3 【課題】多種の寸法サイズの加熱対象物に対し、より均一で効果的な加熱処理を行う。【解決手段】高周波加熱装置１は加熱部２０を備える。加熱部２０は導電部３０と中継部５０とを備える。導電部３０は正極電極板４１の長尺方向に沿って互いに平行配置された板状の第１、第２の導電体３２，３３を有し、第１の導電体３１は電源側と接続され、第２の導電体３３は正極電極板４１と接続されている。導電部３０は第２の導電体３３と正極電極板４１との間に長尺方向の所定間隔毎に並列接続された複数の帯状のリード電極３４を有する。中継部５０は第１の導電体３２の長尺方向の１点と、この１点と対向する第２の導電体３３の１点との間に架け渡された門型の中継具５１を長尺方向に複数個備えた中継部５０と、各中継具５１を長尺方向に移動させるモータＭとを備える。【選択図】図３