JPH0243602U

JPH0243602U -

Info

Publication number: JPH0243602U
Application number: JP12136588U
Authority: JP
Priority date: 1988-09-16
Filing date: 1988-09-16
Publication date: 1990-03-26

Description

[Brief explanation of drawings]

第１図はこの考案の第１実施例を示す平面図、
第２図は第２実施例を示す平面図、第３図は細物
鉄筋の加工端部の一例を示す平面図、第４図は同
他の例を示す平面図、第５図は第３実施例を示す
平面図、第６図は第４実施例を示す平面図、第７
図は第６図の正面図、第８図は第５実施例を示す
正面図、第９図は第６実施例を示す平面図である
。１，１Ａ，１Ｂ，１Ｃ，１ｄ……第１の検査部
、１ａ……円弧、１ｂ……中心、２……第２の検
査部、２ａ……目盛り、３……細物鉄筋、３ａ…
…折り曲げ部、４……軸、Ｄ……細物鉄筋の直径
、Ｌ……余長、Ｒ……曲率半径、θ……角度。 FIG. 1 is a plan view showing the first embodiment of this invention;
Fig. 2 is a plan view showing the second embodiment, Fig. 3 is a plan view showing an example of the processed end of thin reinforcing bars, Fig. 4 is a plan view showing another example, and Fig. 5 is the plan view showing the third embodiment. A plan view showing the embodiment, FIG. 6 is a plan view showing the fourth embodiment, and FIG.
6 is a front view of FIG. 6, FIG. 8 is a front view of the fifth embodiment, and FIG. 9 is a plan view of the sixth embodiment. 1, 1A, 1B, 1C, 1d...first inspection part, 1a...circular arc, 1b...center, 2...second inspection part, 2a...scale, 3...thin reinforcing bar, 3a...
...Bending portion, 4...Axis, D...Diameter of thin reinforcing bar, L...Extra length, R...Radius of curvature, θ...Angle.

Claims

[Claims for Utility Model Registration] (1) A circular arc with a radius of curvature corresponding to the inner bending diameter of a thin reinforcing bar whose end is bent with a predetermined inner bending diameter and a predetermined extra length. a second inspection section attached to the first inspection section and having an extra length scale corresponding to at least the extra length from the center of the arc of the thin reinforcing bar. End inspection device. (2) Thin reinforcing bars whose ends are bent with a predetermined inner bending diameter and a predetermined extra length at a predetermined bending angle, have a radius of curvature corresponding to the inner bending diameter, and have an outer circumference of at least It consists of a first inspection part forming an arc spanning the bending angle, and a second inspection part attached to the first inspection part and having an extra length scale corresponding to at least the extra length from the center of the arc. Processed end inspection device for thin reinforcing bars. (3) The first inspection section is made of a disk having an internal diameter of a fine reinforcing bar, and the end of the second inspection section is pivotally attached to the center of the disk. The machined end inspection device for thin reinforcing bars described above. (4) The machined end inspection device for thin reinforcing bars according to any one of claims 1 to 3, wherein a plurality of first inspection sections having mutually different radii of curvature are arranged concentrically.