Removal device of welding electrode tip
AssigneeObara Corporation
InventorsTakehiro IZUMI, Tadao SAKAMOTO
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Abstract
A removal device of a welding electrode tip includes a first insertion piece and a second insertion piece that are inserted into a space formed between an end surface of a large diameter portion of a shank and an end surface of the welding electrode tip, each of the first insertion piece and the second insertion piece having a wedge shape having a thickness that increases from a front end to a back portion in an insertion direction, wherein the first insertion piece and the second insertion piece have a thickness by overlap of the first insertion piece and the second insertion piece, and the thickness changes from a thickness smaller than a length of the space to a thickness larger than the length of the space according to an overlap amount in the space.
Claims15
A removal device of a welding electrode tip mounted on a leading end portion of a shank, the removal device comprising:
- a first insertion piece and a second insertion piece that are inserted into a space formed between an end surface of a large diameter portion of the shank and an end surface of the welding electrode tip from an outside of the shank in a radial direction to face each other, the large diameter portion having a diameter larger than that of the leading end portion, and each of the first insertion piece and the second insertion piece having a wedge shape having a thickness that increases from a front end to a back portion in an insertion direction, wherein
- the first insertion piece and the second insertion piece have a thickness by overlap of the first insertion piece and the second insertion piece, and
- the thickness changes from a thickness smaller than a length of the space to a thickness larger than the length of the space according to an overlap amount in the space.
Dependencies are inferred from the claim text.