JPS63180114U

JPS63180114U -

Info

Publication number: JPS63180114U
Application number: JP7062087U
Authority: JP
Priority date: 1987-05-12
Filing date: 1987-05-12
Publication date: 1988-11-21
Anticipated expiration: 2002-05-12
Also published as: JPH0730172Y2

Description

[Brief explanation of the drawing]

第１図イは、切起し具Ａの斜視図、同ロは、同
じく横断面図、第２図は、切起し具Ａによりデツ
キプレートＤに穴１０を切起した状態の断面図、
第３図は、同じく斜視図、第４図は、穴１０の周
辺に螺合傾斜面を形成するための傾斜面形成用工
具Ｂの斜視図、第５図は、この傾斜面形成用工具
Ｂを使用して穴１０の周辺に傾斜面２０を形成す
る状態を示す断面図、第６図は、周辺に傾斜面２
０が形成された穴１０の断面図、第７図は、第５
図のＸ―Ｘ線断面図、第８図は、周辺に傾斜面２
０が形成された穴１０の斜視図、第９図は、穴１
０の周辺に形成された螺合傾斜面２０上の各点の
高さを示す図、第１０図は、デツキプレートＤの
穴１０にインサートＣをねじ込んで固定した状態
の断面図、第１１図イ，ロ，ハは、それぞれ別の
傾斜面形成用工具Ｂ′，Ｂ″，Ｂの平面断面図
、第１２図イないしハは、それぞれ異なる穴１０
の斜視図、第１３図イ，ロは、それぞれ従来のポ
ンチ４２によりデツキプレート４４に穴４６を打
ち抜く前後の状態の図である。主要部分の符号の
説明は以下の通りである。Ａ：切起し具、Ｂ，Ｂ′：傾斜面形成用工具、
Ｃ：インサート、Ｄ：デツキプレート、１０：デ
ツキプレートに切起された穴、１４：工具本体、
１６ａ，１６ｂ，１６′ａ，１６′ｂ：突起体、
１８：固定用雄ねじ、２０：穴の周辺に付けられ
た螺合傾斜面、２２：インサートの座板、２４：
切開き穴、２６：切開き部。 FIG. 1A is a perspective view of the cutting tool A, FIG. 2 is a cross-sectional view, and FIG.
FIG. 3 is a perspective view of the same, FIG. 4 is a perspective view of a slope forming tool B for forming a threaded slope around the hole 10, and FIG. 5 is a perspective view of the slope forming tool B. FIG. 6 is a sectional view showing a state in which an inclined surface 20 is formed around a hole 10 using a
7 is a cross-sectional view of the hole 10 in which the hole 10 is formed.
The cross-sectional view taken along the line X--X in the figure, Figure 8, shows two sloped surfaces around the periphery.
FIG. 9 is a perspective view of the hole 10 in which the hole 1 is formed.
FIG. 10 is a cross-sectional view of the insert C screwed into the hole 10 of the deck plate D, and FIG. A, B, and C are plan sectional views of different inclined surface forming tools B', B'', and B, and FIGS. 12A to 12C are respectively different hole 10
, and FIGS. 13A and 13B are views of the state before and after punching a hole 46 in the deck plate 44 with a conventional punch 42, respectively. The explanation of the symbols of the main parts is as follows. A: Cutting tool, B, B': Inclined surface forming tool,
C: insert, D: deck plate, 10: hole cut in the deck plate, 14: tool body,
16a, 16b, 16'a, 16'b: protrusions,
18: Fixing male screw, 20: Screwing slope attached around the hole, 22: Insert seat plate, 24:
Incision hole, 26: incision part.

Claims

[Scope of utility model registration request]

A tool for forming a screw-engaging inclined surface around a hole formed in a deck plate, characterized in that a pair of protrusions are protruded from substantially opposing portions of the outer periphery of the lower end of a rod-shaped tool body.