JPH03123204U

JPH03123204U -

Info

Publication number: JPH03123204U
Application number: JP3301990U
Authority: JP
Priority date: 1990-03-29
Filing date: 1990-03-29
Publication date: 1991-12-16

Description

[Brief explanation of drawings]

第１図〜第３図は本考案の一実施例を示す図で
あつて、第１図はその平面図、第２図はその側面
図、第３図はその平面図である。１０……測定物品載置台、１１……基台、１２
……支柱、１３……板状部材、１７……ボールベ
アリング、１８……板状部材、２０……測定機構
、２１……板状部材、２３……内径測定具、２５
……ヘツド、２６……測定子、Ａ……ダイス、Ｂ
……環状部材。 1 to 3 are views showing one embodiment of the present invention, in which FIG. 1 is a plan view thereof, FIG. 2 is a side view thereof, and FIG. 3 is a plan view thereof. 10...Measurement article mounting table, 11...Base, 12
... Support column, 13 ... Plate member, 17 ... Ball bearing, 18 ... Plate member, 20 ... Measuring mechanism, 21 ... Plate member, 23 ... Inner diameter measuring tool, 25
...head, 26...measuring tip, A...dice, B
...An annular member.

Claims

[Claims for Utility Model Registration] An apparatus for measuring the inner diameter of an article, comprising a measuring article mounting table on which an article is placed, and a measuring mechanism for measuring the inner diameter of the article, the measuring article mounting table comprising: A support member is provided that supports the article rotatably in the circumferential direction and movably in the radial direction, and the measuring mechanism is provided with a support member that is disposed within a hollow portion of the article and protrudes radially to support the inner periphery of the article. What is claimed is: 1. An inner diameter measuring device comprising: a head having a plurality of probes pressed into contact with a surface; and a measuring section for determining the inner diameter of the article based on the amount of displacement of the probes.