【図面の簡単な説明】[Brief explanation of drawings]
第１図は、本考案の第１実施例のスポツト溶接
機用チツプドレツサ切刃の斜視図、第２図は、第
１図の正面図、第３図は、第２図の平面図、第４
図は、第２図の要部縦断面図、第５図は、第２図
の底面図、第６図は、板体の上縁への凹部の研削
方法を示す平面図、第７図は、第６図の要部側断
面図、第８図は、板体の下縁への凹部の研削方法
を示す平面図、第９図は、第８図の要部側断面図
、第１０図は、スポツト溶接機用チツプドレツサ
切刃の使用状態を示す要部切断正面図、第１１図
は、本考案の第２実施例のスポツト溶接機用チツ
プドレツサ切刃の斜視図、第１２図は、第１１図
の正面図、第１３図は、第１２図の右側面図、第
１４図は、第１２図の要部横断面図、第１５図は
、本考案の第３実施例のスポツト溶接機用チツプ
ドレツサ切刃の斜視図、第１６図は、第１５図の
正面図、第１７図は、第１６図の右側面図、第１
８図は、第１６図の要部横断面図、第１９図は、
従来のスポツト溶接機用チツプドレツサ切刃の斜
視図、第２０図は、第１９図の正面図、第２１図
は、第２０図の要部側断面図である。
１……枠体、２……垂直板、２ａ……上縁、２
ｂ……前面、２ｃ……裏面、３……垂直板、３ａ
……上縁、３ｂ……前面、３ｃ……裏面、４……
切欠部、５……切欠部、６……逃げ面、７……逃
げ面、８……刃先、９……刃先、１０……板体、
１０ａ……上縁、１０ｂ……下縁、１１……凹部
、１２……前面、１３……裏面、１４……逃げ面
、１５……喰込み防止面、１６……刃先、１７…
…案内部、１８……凹部、１９……逃げ面、２０
……喰込み防止面、２１……刃先、２２……案内
部、２３……砥石、２４……スポツト溶接機用チ
ツプドレツサ、２５……内筒、２６……シヤンク
、２７……ボール盤のチヤツク、２８……スポツ
ト溶接機用チツプ、２９……治具、３０……排出
孔、３１……板体、３１ａ……上縁、３１ｂ……
下縁、３１ｃ……側縁、３２……凹部、３３……
裏面、３４……前面、３５……逃げ面、３６……
喰い込み防止面、３７……刃先、３８……案内部
、４０……板体、４０ａ……上縁、４０ｂ……下
縁、４０ｃ……一側縁、４０ｄ……他側縁、４１
……凹部、４２……前面、４３……裏面、４４…
…逃げ面、４５……喰込み防止面、４６……刃先
、４７……案内部、α……横逃げ角、β……上逃
げ角。
1 is a perspective view of a chip dresser cutting blade for a spot welding machine according to a first embodiment of the present invention, FIG. 2 is a front view of FIG. 1, FIG. 3 is a plan view of FIG. 2, and FIG.
The figures are a longitudinal sectional view of the main part of Fig. 2, Fig. 5 is a bottom view of Fig. 2, Fig. 6 is a plan view showing a method of grinding a recess on the upper edge of the plate, and Fig. 7 is a plan view of the main part of Fig. 2. , FIG. 8 is a plan view showing a method of grinding a recess on the lower edge of the plate, FIG. 9 is a side sectional view of the main part in FIG. 8, and FIG. 10 is a side sectional view of the main part in FIG. 11 is a perspective view of the chip dresser cutting blade for a spot welding machine according to the second embodiment of the present invention; FIG. 11 is a front view, FIG. 13 is a right side view of FIG. 12, FIG. 14 is a cross-sectional view of the main part of FIG. 12, and FIG. 15 is a spot welding machine according to a third embodiment of the present invention. FIG. 16 is a front view of FIG. 15, FIG. 17 is a right side view of FIG. 16, and FIG.
Figure 8 is a cross-sectional view of the main part of Figure 16, and Figure 19 is a cross-sectional view of the main part of Figure 16.
FIG. 20 is a perspective view of a conventional chip dresser cutting blade for a spot welding machine, FIG. 20 is a front view of FIG. 19, and FIG. 21 is a side sectional view of a main part of FIG. 20. 1... Frame body, 2... Vertical plate, 2a... Upper edge, 2
b...front, 2c...back, 3...vertical plate, 3a
...Top edge, 3b...front, 3c...back, 4...
Notch, 5... Notch, 6... Flank surface, 7... Flank surface, 8... Cutting edge, 9... Cutting edge, 10... Plate body,
10a...upper edge, 10b...lower edge, 11...recess, 12...front surface, 13...back surface, 14...flank surface, 15...bite prevention surface, 16...blade edge, 17...
...Guiding part, 18... Recessed part, 19... Relief surface, 20
... Biting prevention surface, 21 ... Cutting edge, 22 ... Guide part, 23 ... Grinding wheel, 24 ... Chip dresser for spot welding machine, 25 ... Inner cylinder, 26 ... Shank, 27 ... Drilling machine chuck, 28... Chip for spot welding machine, 29... Jig, 30... Discharge hole, 31... Plate body, 31a... Upper edge, 31b...
Lower edge, 31c... Side edge, 32... Recess, 33...
Back surface, 34...Front surface, 35...Run surface, 36...
Biting prevention surface, 37...Blade edge, 38...Guide portion, 40...Plate body, 40a...Upper edge, 40b...Lower edge, 40c...One side edge, 40d...Other side edge, 41
... recess, 42 ... front, 43 ... back, 44 ...
... Relief surface, 45 ... Biting prevention surface, 46 ... Cutting edge, 47 ... Guide part, α ... Lateral relief angle, β ... Top relief angle.