JPS649073U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案になる打込機の止具保持装置の
一実施例を示す要部縦断側面図、第２図は第１図
の―線断面図、第３図は本考案になる一変形
例を示す要部縦断側面図である。第４図は従来技
術による打込機の使用例を斜視図である。第５図
は従来技術による打込機の要部縦断側面図、第６
図は第５図の―線断面図、第７図は第６図に
示した別構造の―線担当断面図である。 図において、２は止具、６は打出し部、８はド
ライバ、９はピストン、１０はシリンダ、１３は
磁石、１８は磁束である。 Fig. 1 is a longitudinal sectional side view of essential parts showing an embodiment of the fastener holding device of the driving machine according to the present invention, Fig. 2 is a cross-sectional view taken along the line -- in Fig. FIG. 7 is a longitudinal cross-sectional side view of a main part showing a modification. FIG. 4 is a perspective view of an example of the use of a conventional driving machine. Figure 5 is a longitudinal sectional side view of the main parts of a driving machine according to the prior art;
The figure is a sectional view taken along the line ``-'' in FIG. 5, and FIG. 7 is a sectional view taken along the line ``-'' of another structure shown in FIG. 6. In the figure, 2 is a stop, 6 is a punching part, 8 is a driver, 9 is a piston, 10 is a cylinder, 13 is a magnet, and 18 is a magnetic flux.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 止具等を打撃するドライバを有するピストンと
、該ピストンを内蔵するシリンダと、前記止具を
打撃し打込む打出し部を備え、該打出し部に止具
を吸着保持する磁石を有する打込機において、前
記打出し部の前記磁石近傍の一部、あるいは全部
を、少なくとも、ニツケルを１０〜４０％クロム
を １３〜３０％含有したオーステナイト系耐熱
鋼で形成し磁束を有効に使用して前記止具をより
強固に吸着保持するよう構成して成る打込機の止
具保持装置。 A driving device comprising a piston having a driver for striking a stopper, etc., a cylinder containing the piston, a driving part for hitting and driving the stopper, and a magnet for attracting and holding the stopper on the driving part. In the machine, part or all of the area near the magnet of the punched part is made of austenitic heat-resistant steel containing at least 10 to 40% nickel and 13 to 30% chromium, and magnetic flux is effectively used to A fastener holding device for a driving machine configured to more firmly attract and hold a fastener.