JPH0473956U

JPH0473956U -

Info

Publication number: JPH0473956U
Application number: JP1990114289U
Authority: JP
Priority date: 1990-10-30
Filing date: 1990-10-30
Publication date: 1992-06-29
Anticipated expiration: 2005-10-30
Also published as: JP2546860Y2

Description

[Brief explanation of the drawing]

第１図〜第６図は本考案の一実施例を説明する
ための図面であつて、第１図はカレントトランス
の下部および高周波加熱コイル体の一部断面正面
図、第２図は第１図のＡ−Ａ線矢視一部断面側面
図、第３図ａ〜ｄはそれぞれ出力側ブロツクの平
面図、正面図、正面図の矢視Ｂ側面図、底面図、
第４図ａ〜ｄはそれぞれ入力側ブロツクの平面図
、正面図、正面図の矢視Ｃ側面図、底面図、第５
図はガイドピンの位置、形状の変化の例の説明図
、第６図はクランクシヤフト、高周波加熱コイル
体およびカレントトランスの側面図である。第７
図はクランクシヤフトの被焼入部分であるピンや
ジヤーナルを加熱する高周波加熱コイル体と、こ
の高周波加熱コイル体に給電するカレントトラン
スとの従来の結合構造の一部切り欠き説明図であ
る。１００Ａ〜１００Ｄ……高周波加熱コイル体、
１０１ａ，１０１ｂ……入力側ブロツク、１１７
ａ，１１７ｂ……貫通孔、１０７……絶縁ブロツ
ク、２００Ａ〜２００Ｄ……カレントトランス、
２０１ａ，２０１ｂ……出力端子、２０３ａ，２
０３ｂ……出力側ブロツク、２０６ａ，２０６ｂ
……ガイドピン、３００……クランクシヤフト、
３１１〜３１４……ピン、３２１〜３２５……ジ
ヤーナル。 1 to 6 are drawings for explaining one embodiment of the present invention, in which FIG. 1 is a partial cross-sectional front view of the lower part of the current transformer and the high-frequency heating coil body, and FIG. A partially cross-sectional side view taken along the line A-A in the figure; FIGS. 3 a to 3 d are a plan view, a front view, a side view and a bottom view taken along the arrow B of the front view, respectively, of the output side block;
Figures 4 a to d are a plan view, a front view, a side view in the direction of arrow C of the front view, a bottom view, and a bottom view of the input side block, respectively.
The figure is an explanatory diagram of an example of changes in the position and shape of the guide pin, and FIG. 6 is a side view of the crankshaft, the high-frequency heating coil body, and the current transformer. 7th
The figure is a partially cutaway explanatory diagram of a conventional coupling structure between a high-frequency heating coil body that heats pins and journals that are hardened parts of a crankshaft, and a current transformer that supplies power to this high-frequency heating coil body. 100A to 100D...high frequency heating coil body,
101a, 101b...input side block, 117
a, 117b...Through hole, 107...Insulation block, 200A to 200D...Current transformer,
201a, 201b...output terminal, 203a, 2
03b...Output side block, 206a, 206b
...Guide pin, 300...Crankshaft,
311-314...Pin, 321-325...Journal.

補正平２．１１．１実用新案登録請求の範囲を次のように補正する
。Amendment 2.11.1 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】形状の異なる被焼入部分を有するワークの被焼
入部分のそれぞれを加熱する複数の高周波加熱コ
イル体と、これら高周波加熱コイル体に給電する
複数のカレントトランスとの結合構造において、各カレントトランスの２次側に取り付けられた
１対の出力側ブロツクと、前記１対の出力側ブロツクのそれぞれに１個ず
つ平行に突設された第１および第２のガイドピン
と、各高周波加熱コイル体に取り付けられており
且つ前記１対の出力側ブロツクのそれぞれに着脱
可能に結合される１対の入力側ブロツクと、前記１対の入力側ブロツクに固定され且つ前記
第１および第２のガイドピンがそれぞれ挿入され
る第１および第２の貫通孔を設けた絶縁ブロツク
とを具備し、前記他の被焼入部分と形状が異なる被焼入部分
を加熱する高周波加熱コイル体が所定のカレント
トランスに結合できるように、前記第１および第
２のガイドピンおよび貫通孔の位置或いは形状を
、形状の異なる被焼入部分に対応して変化させて
あることを特徴とする高周波加熱コイル体とカレ
ントトランスとの結合構造。[Claims for Utility Model Registration] A plurality of high-frequency heating coil bodies that heat each of the hardened parts of a workpiece having different shapes of hardened parts, and a plurality of current transformers that feed power to these high-frequency heating coil bodies. The coupling structure includes a pair of output side blocks attached to the secondary side of each current transformer, and first and second guide pins protruding in parallel from each of the pair of output side blocks. , a pair of input side blocks attached to each high frequency heating coil body and detachably coupled to each of the pair of output side blocks, and a pair of input side blocks fixed to the pair of input side blocks and the first and an insulating block provided with first and second through holes into which second guide pins are inserted, respectively, and a high-frequency heating coil for heating the part to be hardened which has a different shape from the other part to be hardened. The position or shape of the first and second guide pins and through holes are changed in accordance with the parts to be hardened which have different shapes so that the body can be connected to a predetermined current transformer. A coupling structure between a high-frequency heating coil body and a current transformer.

Claims

[Claims for Utility Model Registration] A plurality of high-frequency heating coil bodies that heat each of the hardened parts of a workpiece having different shapes of hardened parts, and a plurality of current transformers that feed power to these high-frequency heating coil bodies. The coupling structure includes a pair of output side blocks attached to the secondary side of each current transformer, and first and second guide pins protruding in parallel from each of the pair of output side blocks. , a pair of input side blocks attached to each high frequency heating coil body and detachably coupled to each of the pair of output side blocks, and a pair of input side blocks fixed to the pair of input side blocks and the first and an insulating block provided with first and second through holes into which second guide pins are inserted, respectively, and a high-frequency heating coil for heating the part to be hardened which has a different shape from the other part to be hardened. The position or shape of the first and second guide pins and through holes are changed in accordance with the parts to be hardened which have different shapes so that the body can be connected to a predetermined current transformer. A coupling mechanism between the high frequency heating coil body and the current transformer.