JPH0447611U

JPH0447611U -

Info

Publication number: JPH0447611U
Application number: JP8874790U
Authority: JP
Priority date: 1990-08-24
Filing date: 1990-08-24
Publication date: 1992-04-22

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例による光学式変位
測定装置のヘツド部の構成図、第２図は光学式変
位測定装置の受光信号処理部の構成図、第３図は
従来の光学式変位測定装置のヘツド部の構成図で
ある。１……受光信号処理部、２……受光素子、３…
…プリアンプ、４……受光素子部、１０……ヘツ
ド部、１３……光源、１４……投光レンズ、１５
……受光レンズ、１６……被測定物、２１……ケ
ース、２２……枠体。なお、図中同一符号は同一
又は相当部分を示す。 Fig. 1 is a block diagram of the head section of an optical displacement measuring device according to an embodiment of this invention, Fig. 2 is a block diagram of the received light signal processing section of the optical displacement measuring device, and Fig. 3 is a block diagram of a conventional optical displacement measuring device. FIG. 3 is a configuration diagram of the head section of the measuring device. 1... Light receiving signal processing unit, 2... Light receiving element, 3...
... Preamplifier, 4 ... Light receiving element section, 10 ... Head section, 13 ... Light source, 14 ... Light emitting lens, 15
... Light receiving lens, 16 ... Measured object, 21 ... Case, 22 ... Frame. Note that the same reference numerals in the figures indicate the same or equivalent parts.

補正平３．１０．９実用新案登録請求の範囲を次のように補正する
。Amendment 3/10/9 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】光源、この光源からの光を被測定物上に照射し
、ビームスポツトを形成するための投光レンズ、
被測定物上からの反射光を受光素子上に集光する
受光レンズ、この受光レンズにより集光された光
ビームの位置変動又は光量の変化に応じ電気信号
を出す受光素子、この受光素子からの電気信号を
演算し、変位に応じた信号を出力するための受光
信号処理部を備え、上記光源、投光レンズ、受光
レンズ及び受光素子部をケースに収容しヘツド部
が構成された変位測定装置において、上記光源を
枠体に収容し、この枠体を上記ケース内に着脱可
能に収納したことを特徴とする光学式変位測定装
置。[Scope of Claim for Utility Model Registration] A light source, a light projection lens for irradiating light from the light source onto an object to be measured to form a beam spot ,
Focuses the reflected light from the object to be measured onto the light receiving element
A light-receiving lens, a light-receiving element that outputs an electrical signal in response to changes in the position or amount of light of the light beam focused by the light -receiving lens, and a light-receiving element that calculates the electrical signal from this light-receiving element and outputs a signal according to the displacement. In the displacement measuring device, the light source, the light emitting lens, the light receiving lens, and the light receiving element are housed in a case, and the head section is configured with a light receiving signal processing section. An optical displacement measuring device characterized by being removably housed in a case.

Claims

[Scope of utility model registration request]

A light source, a projection lens that converts the light from the light source into a beam spot and irradiates it onto the object to be measured, a receiver lens that collects the reflected light from the object to be measured and emits it as a reflected light beam, and a lens that collects the light reflected from the object to be measured. It is equipped with a light receiving element that outputs an electrical signal in response to a change in the position of the light beam or a change in the amount of light, and a light receiving signal processing section that calculates the electrical signal from the light receiving element and outputs a signal according to the displacement, and the light source, the light emitter, A displacement measuring device in which a head section is constructed by housing an optical lens, a light receiving lens, and a light receiving element section in a case, characterized in that the light source is housed in a frame, and the frame is detachably housed in the case. Optical displacement measuring device.