JPH06207897A - Hardness tester - Google Patents
Hardness testerInfo
- Publication number
- JPH06207897A JPH06207897A JP31093592A JP31093592A JPH06207897A JP H06207897 A JPH06207897 A JP H06207897A JP 31093592 A JP31093592 A JP 31093592A JP 31093592 A JP31093592 A JP 31093592A JP H06207897 A JPH06207897 A JP H06207897A
- Authority
- JP
- Japan
- Prior art keywords
- indentation
- image
- sample
- hardness tester
- image projection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、試料の硬さを、それに
付された圧痕の、それを通る互に直交するＸ線及びＹ線
上の長さから測定するようにした硬さ試験機に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hardness tester for measuring the hardness of a sample from the lengths of an indentation applied to the sample on X-rays and Y-rays passing through the indentation. .
【０００２】[0002]
【従来の技術】従来、（ｉ）試料を載置する試料載置台
と、（ｉｉ）その試料載置台上に載置された試料に圧痕
を付す圧痕付与手段と、（ｉｉｉ）上記試料が上記試料
載置台上に載置されている状態で、その試料に上記圧痕
付与手段によって付された上記圧痕の像を、圧痕像投影
用光学系を用いて、圧痕像投影板上に投影する圧痕像投
影手段とを有する種々の硬さ試験機が提案されている。2. Description of the Related Art Conventionally, (i) a sample mounting table on which a sample is mounted, (ii) indentation imparting means for making an indentation on the sample mounted on the sample mounting table, and (iii) the above sample An indentation image in which the image of the indentation formed on the sample by the indentation imparting means is projected on the indentation image projection plate by using the indentation image projection optical system while being placed on the sample mounting table. Various hardness testers with projection means have been proposed.
【０００３】しかしながら、そのいずれも、圧痕像投影
用光学系が圧痕像を９０°回転させて圧痕像投影板上
に、投影させる手段を有していないのを普通としてい
た。However, in all of them, the optical system for projecting an indentation image usually does not have means for rotating the indentation image by 90 ° and projecting it on the indentation image projection plate.
【０００４】このため、従来の硬さ試験機の場合、圧痕
像が、圧痕像投影板上において、圧痕を通る互に直交す
るＸ線及びＹ線が圧痕像投影板上の互に直交するＸ′線
及びＹ′線上にそれぞれ常に一致して得られている。Therefore, in the case of the conventional hardness tester, the indentation image has X-rays and X-rays which are orthogonal to each other and pass through the indentation on the indentation image projection plate, and X-rays which are orthogonal to each other on the indentation image projection plate. It is always obtained on the'line and the Y'line, respectively.
【０００５】[0005]
【発明が解決しようとする課題】従来の硬さ試験機の場
合、上述したように、圧痕像が、圧痕像投影板上におい
て、圧痕を通る互に直交するＸ線及びＹ線が圧痕像投影
板上の互に直交するＸ′線及びＹ′線上にそれぞれ常に
一致して得られているので、圧痕を通るＸ線上の長さを
測定するのにＸ線方向にそれを行い、Ｙ線上の長さを測
定するのにＹ線方向にそれを行うことが必要で、このた
め２つの方向に測定する必要があるため、測定に困難を
伴うとともに、測定に誤差が生じ易いなどの欠点を有し
ていた。In the case of the conventional hardness tester, as described above, the indentation image is projected on the indentation image projection plate by X-ray and Y-rays passing through the indentation and orthogonal to each other. Since it is always obtained on the X'line and the Y'line which are orthogonal to each other on the plate, it is done in the X-ray direction to measure the length on the X-ray passing through the indentation. Since it is necessary to measure the length in the Y-line direction to measure the length, and therefore it is necessary to measure in two directions, there are drawbacks such as difficulty in measurement and easy error in measurement. Was.
【０００６】よって、本発明は、上述した欠点のない、
新規な硬さ試験機を提案せんとするものである。Therefore, the present invention does not have the above-mentioned drawbacks,
The purpose is to propose a new hardness tester.
【０００７】[0007]
【課題を解決するための手段】本発明による硬さ試験機
は、従来の硬さ試験機の場合と同様に、（ｉ）試料を載
置する試料載置台と、（ｉｉ）上記試料載置台上に載置
された試料に圧痕を付す圧痕付与手段と、（ｉｉｉ）上
記試料が上記試料載置台上に載置されている状態で、そ
の試料に上記圧痕付与手段によって付された上記圧痕の
像を、圧痕像投影用光学系を用いて、圧痕像投影板上に
投影する圧痕像投影手段とを有する。The hardness tester according to the present invention is, like the conventional hardness tester, (i) a sample mounting table on which a sample is mounted, and (ii) the sample mounting table. Indentation imparting means for imparting an indentation to the sample placed thereon, and (iii) indentation of the indentation imparted to the sample by the indentation imparting means in a state where the sample is placed on the sample placing table. It has a dent image projection means for projecting an image on the dent image projection plate using the dent image projection optical system.
【０００８】しかしながら、本発明による硬さ試験機
は、このような構成を有する硬さ試験機において、（ｉ
ｖ）上記圧痕像投影手段の上記圧痕像用光学系が、上記
試料に付された圧痕を通る互に直交するＸ線及びＹ線
が、当該圧痕像投影板上の１つの直線に選択的に一致す
るように上記圧痕の像を回動させる圧痕像回動手段を有
する。However, the hardness tester according to the present invention is a hardness tester having such a structure as
v) The indentation image optical system of the indentation image projection means selectively transmits X-rays and Y-rays passing through the indentation formed on the sample and orthogonal to each other to one straight line on the indentation image projection plate. It has an indentation image rotating means for rotating the image of the indentation so as to coincide with each other.
【０００９】この場合、上記圧痕像投影板上に投影され
た上記圧痕の像を圧痕像目視用光学系を用いて目視する
圧痕像目視手段を有せしめ得る。In this case, it is possible to provide an indentation image viewing means for visually inspecting the image of the indentation projected on the indentation image projection plate by using an optical system for viewing the indentation image.
【００１０】また、上記圧痕像投影板に投影された圧痕
の像の上記線上の線状部を、一次元的に配列された多数
の光電変換素子を用いて光電変換する光電変換手段を有
せしめ得る。Further, a photoelectric conversion means for photoelectrically converting the linear portion on the line of the image of the indentation projected on the indentation image projection plate by using a large number of photoelectric conversion elements arranged one-dimensionally is provided. obtain.
【００１１】さらに、上記試料が上記試料載置台に載置
されている状態で、その試料に上記圧痕賦与手段によっ
て付された上記圧痕の像を、上記圧痕像光学系の上記圧
痕像回動手段を一部含んで構成された撮像用光学系を用
いて撮像する圧痕像撮像手段を有せしめ得る。Further, in a state where the sample is placed on the sample mounting table, an image of the indentation formed on the sample by the indentation imparting means is transferred to the indentation image rotating means of the indentation image optical system. It is possible to provide an indentation image pickup means for picking up an image by using an image pickup optical system configured to include a part of the above.
【００１２】[0012]
【作用・効果】本発明による硬さ試験機によれば、圧痕
を通るＸ線上の長さを測定する場合でもまたＹ線上の長
さを測定する場合でも、Ｘ方向またはＹ方向にそれらを
行うことができ、このため、１つの方向に測定すればよ
いので、その測定が従来の場合に比し容易であるととも
に、測定に、誤差が従来の場合に比し生じ難い。According to the hardness tester of the present invention, whether the length on the X-ray passing through the indentation is measured or the length on the Y-line is measured, it is performed in the X direction or the Y direction. Therefore, since it is sufficient to measure in one direction, the measurement is easier than in the conventional case, and an error in the measurement is less likely to occur than in the conventional case.
【００１３】[0013]
【実施例】次に、図を伴って、本発明による硬さ試験機
の実施例を述べよう。EXAMPLES Next, examples of the hardness tester according to the present invention will be described with reference to the drawings.
【００１４】図に示す本発明による硬さ試験機は、次に
述べる構成を有する。The hardness tester according to the present invention shown in the figure has the following construction.
【００１５】すなわち、従来の硬さ試験機にみられるの
と同様に、試料１を載置する試料載置台２を有する。That is, it has a sample mounting table 2 on which a sample 1 is mounted, as in a conventional hardness tester.
【００１６】この試料載置台２は、従来の硬さ試験機に
みられるのと同様に、下部筐体３内に固定して配された
それ自体公知の昇降軸駆動装置（図示せず）に連結し且
つ下部筐体３の上板３ａの上方に延長しているそれ自体
公知の昇降軸４の遊端に、試料載置面２ａが水平になる
ように、取付けられている。The sample mounting table 2 is mounted on a lifting shaft driving device (not shown) known per se, which is fixedly arranged in the lower housing 3 as is the case with a conventional hardness tester. A sample mounting surface 2a is attached to a free end of a lifting shaft 4 known per se which is connected and extends above the upper plate 3a of the lower housing 3.
【００１７】また、従来の硬さ試験機にみられるよう
に、試料載置台２上に載置された試料１に、図２に示す
ような四角錐状の圧痕７を付す圧痕付与手段１１を有す
る。Further, as seen in the conventional hardness tester, the sample 1 placed on the sample mounting table 2 is provided with the indentation imparting means 11 for making the indentation 7 in the shape of a quadrangular pyramid as shown in FIG. Have.
【００１８】この圧痕付与手段１１は、荷重軸１２の遊
端に取付けられた圧子１３と、その先端を荷重軸１２を
介して試料１内に押込ませる圧子押込手段１４とを有
し、下部筐体３の後部（図１においては左側）からそれ
と一体に上方に延長している支持用筐体１５によって下
部筐体３と上方から対向するように支持された上部筐体
１６に、次のように装架されている。The indentation imparting means 11 has an indenter 13 attached to the free end of the load shaft 12 and indenter pushing means 14 for pushing the tip of the indenter 13 into the sample 1 via the load shaft 12, and has a lower casing. The upper housing 16 supported so as to face the lower housing 3 from above by the supporting housing 15 extending upward from the rear portion (left side in FIG. 1) of the body 3 integrally with the lower housing 3 is as follows. It is mounted on.
【００１９】すなわち、上部筐体１６の下板１６ａに窓
１７が設けられ、そして、下板１６ａに、図３に示すよ
うなタ―レット板１８が、窓１７を閉塞するように且つ
外部から手で回動し得るように回動自在に取付けられ、
そのタ―レット板１８に、その回転中心Ｏから偏心した
位置において、荷重軸１２が、上端を上部筐体１６内に
延長させているとともに、圧子１３を下板１６ａより下
方に延長させた状態に、且つコイルスプリング（図示せ
ず）を用いて上方に偏倚されている状態に、軸受（図示
せず）を介して、いま述べた偏倚位置からコイルスプリ
ングに抗して下方に突出しまたそれから後退し得るよう
に上下に進退自在に取付けられている。この場合、圧子
１３は、試料１が試料載置台２上に固定して載置されて
いる状態で、圧痕７を通る互に直交するＸ−Ｘ′線及び
Ｙ−Ｙ′線が、上方からみて水平及び垂直に延長してい
るように荷重軸１２に固定して取付けられている。That is, a window 17 is provided on the lower plate 16a of the upper housing 16, and a turret plate 18 as shown in FIG. 3 is provided on the lower plate 16a so as to close the window 17 and from the outside. It is attached so that it can be rotated by hand,
A state in which the load shaft 12 has its upper end extended into the upper housing 16 and the indenter 13 extends downward from the lower plate 16a at a position eccentric to the turret plate 18 from the rotation center O thereof. And through a bearing (not shown) through the bearing (not shown) to a downward bias against the coil spring, and then a retreat from the biased position just described, using a coil spring (not shown). It is mounted so that it can move up and down so that it can move. In this case, in the indenter 13, the sample 1 is fixedly mounted on the sample mounting table 2, and the XX ′ line and the YY ′ line passing through the indentations 7 and orthogonal to each other are from above. It is fixedly attached to the load shaft 12 so as to extend horizontally and vertically.
【００２０】また、上部筐体１６内に、圧子押圧手段１
４が配されている。この圧子押圧手段１４は、それ自体
公知であるので、詳細説明は省略するが、試料載置台２
上に載置された試料１に圧痕７を付す時、荷重軸１２
を、予定の荷重で、上端から、下方に向かって押し付け
る機能を有する。In addition, the indenter pressing means 1 is provided in the upper housing 16.
4 are arranged. The indenter pressing means 14 is known per se, so a detailed description is omitted, but the sample mounting table 2 is omitted.
When the indentation 7 is made on the sample 1 placed on the load shaft 12,
Has a function of pressing downward from the upper end with a predetermined load.
【００２１】また、従来の硬さ試験機にみられるよう
に、試料１が試料載置台２上に載置されている状態で、
その試料１に圧痕付与手段１１によって付された圧痕７
の像を、圧痕像投影用光学系３１を用いて、透光性を有
する圧痕像投影板３２上に投影する圧痕像投影手段３０
を有する。この圧痕像投影板３２には、図４〜図６に示
すように、水平に延長しているスケ―ル線３４が付され
ている。Further, as seen in the conventional hardness tester, in the state where the sample 1 is mounted on the sample mounting table 2,
Indentation 7 applied to the sample 1 by the indentation imparting means 11
Image projection means 30 for projecting an image of the image on a translucent indentation image projection plate 32 by using an indentation image projection optical system 31.
Have. As shown in FIGS. 4 to 6, the indentation image projection plate 32 is provided with a scale line 34 extending horizontally.
【００２２】この圧痕像投影手段３０の圧痕像投影用光
学系３１は、（ｉ）従来の硬さ試験機にみられるのと同
様に試料載置台２に載置された試料１に対する対物レン
ズ系３３を有するが、それに加えて、（ｉｉ）対物レン
ズ系３３と圧痕像投影面３２との間に配され、且つ
（ａ）反射鏡４１と、（ｂ）反射鏡４２と、（ｃ）２つ
の反射鏡４３Ａ及び４３Ｂ（図４参照）と、（ｄ）反射
鏡４４とを有する、従来の硬さ試験機にみられない、圧
痕像回動用光学系４０を有し、次のように上部筐体１６
に装架されている。The dent image projection optical system 31 of the dent image projection means 30 is (i) an objective lens system for the sample 1 mounted on the sample mounting table 2 as in the conventional hardness tester. 33, in addition to that, (ii) it is arranged between the objective lens system 33 and the impression image projection surface 32, and (a) a reflecting mirror 41, (b) a reflecting mirror 42, and (c) 2 It has an optical system 40 for rotating an impression image, which is not found in a conventional hardness tester, and which has two reflecting mirrors 43A and 43B (see FIG. 4) and (d) a reflecting mirror 44. Case 16
It is mounted on.
【００２３】すなわち、上部筐体１６に、その下前方か
ら斜め上方に延長している筒体５１が固定して設けら
れ、その筒体５１の延長途上部に上述した圧痕像投影板
３２が、筒体５１の軸と直交するように固定して取付け
られている。That is, the cylindrical body 51 extending obliquely upward from the lower front is fixedly provided on the upper housing 16, and the above-mentioned impression image projection plate 32 is provided in the upper part of the extending direction of the cylindrical body 51. It is fixedly attached so as to be orthogonal to the axis of the cylindrical body 51.
【００２４】また、上述したタ―レット板１８に、図３
に示すように、その回転中心Ｏを中心とする上述した荷
重軸１２の軸心を通る円５５上の位置において、対物レ
ンズ系３３が、上端を上部筐体１６内に延長させている
とともに下端を下板１６ａより下方に延長させた状態
に、固定して取付けられている。Further, the above-mentioned turret plate 18 has a structure shown in FIG.
As shown in, the objective lens system 33 extends the upper end into the upper housing 16 and the lower end at a position on the circle 55 passing through the axis of the load shaft 12 and having the center of rotation O as the center. Is fixedly attached in a state of being extended below the lower plate 16a.
【００２５】さらに、反射鏡４１が、上部筐体１６内に
おいて、鏡面の中心を対物レンズ系３３の光軸３３ａが
通り、且つ対物レンズ系３３からの光を上述した圧痕像
投影板３２上に垂直に入射させるように、固定して取付
けられている。図１において、４０ａは、この場合の光
の、反射鏡４１と圧痕像投影板３２との間の光軸を示
す。Further, the reflecting mirror 41 is arranged so that the optical axis 33a of the objective lens system 33 passes through the center of the mirror surface in the upper housing 16 and the light from the objective lens system 33 is projected onto the above-mentioned impression image projection plate 32. It is fixedly mounted so that it is incident vertically. In FIG. 1, reference numeral 40a denotes the optical axis of the light in this case between the reflecting mirror 41 and the impression image projection plate 32.
【００２６】また、上述した筒体５１内に、窓５４を有
する筒体５２が、軸受５３を用いて光軸４０ａのまわり
に順次第１、第２及び第３の回動位置をとり得るよう
に、回動自在に配され、そして、その筒体５２内に、反
射鏡４２が、鏡面を光軸４０ａに対して例えば２５度だ
け時計方向に傾斜された状態で反射鏡４１側及び窓５４
側に向けて固定して配されているとともに、反射鏡４４
が、鏡面を光軸４４ａに対して例えば２５度だけ反時計
方向に傾斜させた状態で圧痕像投影板３２及び窓５４側
に向けて固定して配されている。Further, the cylindrical body 52 having the window 54 in the above-mentioned cylindrical body 51 can be sequentially moved to the first, second and third rotating positions around the optical axis 40a by using the bearing 53. Is rotatably arranged in the cylindrical body 52, and the reflecting mirror 42 is provided in the cylindrical body 52 with the mirror surface thereof being inclined, for example, 25 degrees clockwise with respect to the optical axis 40a.
It is fixedly arranged toward the side and the reflecting mirror 44
However, the mirror surface is fixed and arranged toward the impression image projection plate 32 and the window 54 side with the mirror surface tilted counterclockwise by, for example, 25 degrees.
【００２７】さらに、筒体５１及び５２間において、反
射鏡４３Ａが、図４〜図６に示すように、上述した光軸
４４ａを通る垂直面と平行に固定して配され、また反射
鏡４３Ｂが、反射鏡４３Ａに対して光軸４０ａのまわり
に４５°回動した位置に筒体１６に固定して配されてい
る。この場合、筒体５２が第１の回動位置にあるとき、
圧痕７の像が、対物レンズ系３３を通り、次で、反射鏡
４１―反射鏡４２―反射鏡４３Ａ―反射鏡４４で順次反
射して、圧痕像投影板３２上に、図６に示すように、圧
痕７を通るＸ−Ｘ′線がスケ―ル線３４と一致した状態
に投影されるように、また、筒体５２が第２の回動位置
（第１の回動位置から４５°回動した）にあるとき、圧
痕７の像が、対物レンズ系３３を通り、次で反射鏡４１
―反射鏡４２―反射鏡４３Ｂ―反射鏡４４で順次反射し
て、圧痕像投影板３２上に、図５に示すように、圧痕７
を通るＹ−Ｙ′線がスケ―ル線３４と一致した状態に投
影されるように、さらに、筒体５２が、図１に示すよう
に、第３の回動（第２の回動位置から４５°回動した）
位置にあるとき、圧痕７の像が、対物レンズ系３３を通
り、次で反射鏡４１だけで反射して、筒体５１からそれ
と連通して上方に延長している筒体６１内に伝送される
ように、しかしながら、圧痕像投影板３２上に、図４に
示すように投影されないように、上述した反射鏡４１、
４２、４３Ａ及び４３Ｂが、配されている。この筒体６
１の端部には、その端に撮像用カメラ装置（図示せず）
が装着されることによって、その撮像用カメラ装置で圧
痕７の像を撮像できるように、レンズ系６２が設けられ
ている。Further, as shown in FIGS. 4 to 6, a reflecting mirror 43A is disposed between the cylindrical bodies 51 and 52 so as to be fixed in parallel to the vertical plane passing through the above-mentioned optical axis 44a, and the reflecting mirror 43B. Is fixed to the cylindrical body 16 at a position rotated by 45 ° around the optical axis 40a with respect to the reflecting mirror 43A. In this case, when the tubular body 52 is in the first rotation position,
The image of the indentation 7 passes through the objective lens system 33, and then is sequentially reflected by the reflecting mirror 41-reflecting mirror 42-reflecting mirror 43A-reflecting mirror 44, and is displayed on the indentation image projection plate 32 as shown in FIG. So that the XX ′ line passing through the indentation 7 is projected in a state where it coincides with the scale line 34, and the cylindrical body 52 is in the second rotation position (45 ° from the first rotation position). The image of the indentation 7 passes through the objective lens system 33 and then the reflection mirror 41.
-Reflecting mirror 42-Reflecting mirror 43B-Reflecting mirror 44 sequentially reflects the indentation 7 on the indentation image projection plate 32 as shown in FIG.
So that the YY 'line passing therethrough is projected in a state in which it coincides with the scale line 34, and further, as shown in FIG. 1, the cylindrical body 52 undergoes a third rotation (second rotation position). Rotated 45 degrees from
When in the position, the image of the indentation 7 passes through the objective lens system 33, is then reflected only by the reflecting mirror 41, and is transmitted from the cylindrical body 51 into the cylindrical body 61 communicating with it and extending upward. As described above, however, the above-mentioned reflecting mirror 41, which is not projected on the impression image projection plate 32 as shown in FIG.
42, 43A and 43B are arranged. This cylinder 6
An image pickup camera device (not shown) is provided at the end of the first end.
A lens system 62 is provided so that the image of the indentation 7 can be picked up by the image pickup camera device by being attached.
【００２８】以上が、本発明による硬さ試験機の実施例
の構成である。The above is the configuration of the embodiment of the hardness tester according to the present invention.
【００２９】このような構成を有する硬さ試験機によれ
ば、上述したところから明らかなように、圧痕７を通る
Ｘ−Ｘ′線上の長さを測定する場合でもまたＹ−Ｙ′線
上の長さを測定する場合でも、Ｘ方向にそれらを行うこ
とができ、このため、１つの方向に測定すればよいの
で、その測定が従来の場合に比し容易であるとともに、
測定に、誤差が従来の場合に比し生じ難い。According to the hardness tester having such a structure, as is apparent from the above, even when the length on the line XX 'passing through the indentation 7 is measured, it is also on the line YY'. Even when measuring the length, it is possible to do them in the X direction, and since it is only necessary to measure in one direction, the measurement is easier than in the conventional case, and
Errors are less likely to occur in measurement than in conventional cases.
【００３０】なお、上述においては、本発明の１つの実
施例を示したに留まり、In the above description, only one embodiment of the present invention is shown,
【請求項３】 請求項１記載の硬さ試験機において、上
記圧痕像投影板に投影された圧痕の像の上記線上の線状
部を、一次元的に配列された多数の光電変換素子を用い
て光電変換する光電変換手段を有することを特徴とする
硬さ試験機。3. The hardness tester according to claim 1, wherein a plurality of photoelectric conversion elements in which linear portions on the line of the image of the indentation projected on the indentation image projection plate are arranged one-dimensionally are provided. A hardness tester having photoelectric conversion means for photoelectric conversion using the hardness tester.
【００３１】また、光学系４０において、反射鏡４３Ａ
及び４３Ｂ中のいずれか１つを用い、それを筒体５２に
よって反射鏡４２及び４４と同時に回動させるようにし
て、上述した場合と同様の作用効果を得るようにするこ
ともできる。Further, in the optical system 40, the reflecting mirror 43A
It is also possible to use any one of the mirrors 43 and 43B and to rotate it by the cylindrical body 52 at the same time as the reflecting mirrors 42 and 44 so as to obtain the same effect as the above-mentioned case.
【００３２】その他、本発明の精神を脱することなし
に、種々の変型、変更をなし得るであろう。Besides, various modifications and changes may be made without departing from the spirit of the present invention.
【図１】本発明による硬さ試験機の実施例の説明に供す
る、一部を断面とする略線的側面図である。FIG. 1 is a schematic side view with a part in section for explaining an embodiment of a hardness tester according to the present invention.
【図２】本発明による硬さ試験機の実施例の説明に供す
る、試料上に付された圧痕を示す図である。FIG. 2 is a diagram showing an indentation made on a sample, which is used for explaining an example of a hardness tester according to the present invention.
【図３】本発明による硬さ試験機の実施例の説明に供す
る、圧子と対物レンズ系との関係を示す図である。FIG. 3 is a diagram showing a relationship between an indenter and an objective lens system, which is used for explaining an example of a hardness tester according to the present invention.
【図４】本発明による硬さ試験機の実施例の説明に供す
る、反射鏡４２及び４３が第３の回動位置にある状態及
びそのときの圧痕像投影板上の圧痕の像を示す図であ
る。FIG. 4 is a diagram showing a state of the reflecting mirrors 42 and 43 in a third rotation position and an image of an indentation on the indentation image projection plate at that time, which is used for explaining an embodiment of the hardness tester according to the present invention. Is.
【図５】本発明による硬さ試験機の実施例の説明に供す
る、反射鏡４２及び４３が第１の回動位置にある状態及
びそのときの圧痕像投影板上の圧痕の像を示す図であ
る。FIG. 5 is a diagram showing a state of the reflecting mirrors 42 and 43 in the first rotation position and an image of an indentation on the indentation image projection plate at that time, which is used for explaining an embodiment of the hardness tester according to the present invention. Is.
【図６】本発明による硬さ試験機の実施例の説明に供す
る、反射鏡４２及び４３が第２の回動位置にある状態及
びそのときの圧痕像投影板上の圧痕の像を示す図であ
る。FIG. 6 is a diagram showing a state of the reflecting mirrors 42 and 43 in the second rotation position and an image of an indentation on the indentation image projection plate at that time, which is used for explaining an example of the hardness tester according to the present invention. Is.
１ 試料 ２ 試料載置台 ２ａ 試料載置面 ３ 下部筐体 ３ａ 下部筐体４の上板 ４ 昇降軸 ７ 圧痕 １１ 圧痕付与手段 １２ 荷重軸 １３ 圧子 １４ 圧子押込手段 １５ 支持用筐体 １６ 上部筐体 １６ａ 上部筐体の下板 １７ 窓 １８ タ―レット板 ３０ 圧痕像投影手段 ３１ 圧痕像投影用光学系 ３２ 圧痕像投影板 ３３ 対物レンズ系 ３４ スケ―ル線 ４０ 光学系 ４０ａ 光軸 ４１、４２ 反射鏡 ４３Ａ、４３Ｂ 反射鏡 ４４ 反射鏡 ４４ａ 光軸 ５１、５２ 筒体 ５３ 軸受 ５４ 窓 ６０ 対接レンズ系 ６１ 筒体 ６２ レンズ系 1 sample 2 sample mounting table 2a sample mounting surface 3 lower housing 3a upper plate of lower housing 4 lift shaft 7 indentation 11 indentation imparting means 12 load shaft 13 indenter 14 indenter pushing means 15 supporting housing 16 upper housing 16a Lower plate of upper housing 17 Window 18 Turret plate 30 Indentation image projection means 31 Indentation image projection optical system 32 Indentation image projection plate 33 Objective lens system 34 Scale line 40 Optical system 40a Optical axis 41, 42 Reflection Mirror 43A, 43B Reflecting mirror 44 Reflecting mirror 44a Optical axis 51, 52 Cylindrical body 53 Bearing 54 Window 60 Face-to-face lens system 61 Cylindrical body 62 Lens system
─────────────────────────────────────────────────────
─────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成５年１２月２８日[Submission date] December 28, 1993
【手続補正１】[Procedure Amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】全文[Correction target item name] Full text
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【書類名】 明細書[Document name] Statement
【発明の名称】 硬さ試験機Title of invention Hardness tester
【特許請求の範囲】[Claims]
【発明の詳細な説明】Detailed Description of the Invention
【０００１】[0001]
【産業上の利用分野】本発明は、試料の硬さを、それに
付された圧痕の、それを通る互に直交するＸ線及びＹ線
上の長さから測定するようにした硬さ試験機に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hardness tester for measuring the hardness of a sample from the lengths of an indentation applied to the sample on X-rays and Y-rays passing through the indentation. .
【０００２】[0002]
【従来の技術】従来、（ｉ）試料を載置する試料載置台
と、（ｉｉ）その試料載置台上に載置された試料に圧痕
を付す圧痕付与手段と、（ｉｉｉ）上記試料が上記試料
載置台上に載置されている状態で、その試料に上記圧痕
付与手段によって付された上記圧痕の像を、圧痕像投影
用光学系を用いて、圧痕像投影板上に投影する圧痕像投
影手段とを有する種々の硬さ試験機が提案されている。2. Description of the Related Art Conventionally, (i) a sample mounting table on which a sample is mounted, (ii) indentation imparting means for making an indentation on the sample mounted on the sample mounting table, and (iii) the above sample An indentation image in which the image of the indentation formed on the sample by the indentation imparting means is projected on the indentation image projection plate by using the indentation image projection optical system while being placed on the sample mounting table. Various hardness testers with projection means have been proposed.
【０００３】しかしながら、そのいずれも、圧痕像投影
用光学系が、圧痕像を９０°回転させて圧痕像投影板上
に投影させる手段を有していないのを普通としていた。However, in all of them, the optical system for projection of the impression image usually has no means for rotating the impression image by 90 ° and projecting it on the projection image projection plate.
【０００４】このため、従来の硬さ試験機の場合、圧痕
像が、圧痕像投影板上において、圧痕を通る互に直交す
るＸ線及びＹ線が圧痕像投影板上の互に直交するＸ′線
及びＹ′線上にそれぞれ常に一致して得られている。Therefore, in the case of the conventional hardness tester, the indentation image has X-rays and X-rays which are orthogonal to each other and pass through the indentation on the indentation image projection plate, and X-rays which are orthogonal to each other on the indentation image projection plate. It is always obtained on the'line and the Y'line, respectively.
【０００５】[0005]
【発明が解決しようとする課題】従来の硬さ試験機の場
合、上述したように、圧痕像が、圧痕像投影板上におい
て、圧痕を通る互に直交するＸ線及びＹ線が圧痕像投影
板上の互に直交するＸ′線及びＹ′線上にそれぞれ常に
一致して得られているので、圧痕を通るＸ線上の長さを
測定するのにＸ線方向にそれを行い、Ｙ線上の長さを測
定するのにＹ線方向にそれを行うことが必要で、このた
め２つの方向に測定する必要があるため、測定に困難を
伴うとともに、測定に誤差が生じ易いなどの欠点を有し
ていた。In the case of the conventional hardness tester, as described above, the indentation image is projected on the indentation image projection plate by X-ray and Y-rays passing through the indentation and orthogonal to each other. Since it is always obtained on the X'line and the Y'line which are orthogonal to each other on the plate, it is done in the X-ray direction to measure the length on the X-ray passing through the indentation. Since it is necessary to measure the length in the Y-line direction to measure the length, and therefore it is necessary to measure in two directions, there are drawbacks such as difficulty in measurement and easy error in measurement. Was.
【０００６】よって、本発明は、上述した欠点のない、
新規な硬さ試験機を提案せんとするものである。Therefore, the present invention does not have the above-mentioned drawbacks,
The purpose is to propose a new hardness tester.
【０００７】[0007]
【課題を解決するための手段】本発明による硬さ試験機
は、従来の硬さ試験機の場合と同様に、（ｉ）試料を載
置する試料載置台と、（ｉｉ）上記試料載置台上に載置
された試料に圧痕を付す圧痕付与手段と、（ｉｉｉ）上
記試料が上記試料載置台上に載置されている状態で、そ
の試料に上記圧痕付与手段によって付された上記圧痕の
像を、圧痕像投影用光学系を用いて、圧痕像投影板上に
投影する圧痕像投影手段とを有する。The hardness tester according to the present invention is, like the conventional hardness tester, (i) a sample mounting table on which a sample is mounted, and (ii) the sample mounting table. Indentation imparting means for imparting an indentation to the sample placed thereon, and (iii) indentation of the indentation imparted to the sample by the indentation imparting means in a state where the sample is placed on the sample placing table. It has a dent image projection means for projecting an image on the dent image projection plate using the dent image projection optical system.
【０００８】しかしながら、本発明による硬さ試験機
は、このような構成を有する硬さ試験機において、（ｉ
ｖ）上記圧痕像投影手段の上記圧痕像用光学系が、上記
試料に付された圧痕を通る互に直交するＸ線及びＹ線
が、当該圧痕像投影板上の１つの直線に選択的に一致す
るように上記圧痕の像を回動させる圧痕像回動手段を有
する。However, the hardness tester according to the present invention is a hardness tester having such a structure as
v) The indentation image optical system of the indentation image projection means selectively transmits X-rays and Y-rays passing through the indentation formed on the sample and orthogonal to each other to one straight line on the indentation image projection plate. It has an indentation image rotating means for rotating the image of the indentation so as to coincide with each other.
【０００９】この場合、上記圧痕像投影板上に投影され
た上記圧痕の像を圧痕像目視用光学系を用いて目視する
圧痕像目視手段を有せしめ得る。In this case, it is possible to provide an indentation image viewing means for visually inspecting the image of the indentation projected on the indentation image projection plate by using an optical system for viewing the indentation image.
【００１０】また、上記圧痕像投影板に投影された圧痕
の像の上記線上の線状部を、一次元的に配列された多数
の光電変換素子を用いて光電変換する光電変換手段を有
せしめ得る。Further, a photoelectric conversion means for photoelectrically converting the linear portion on the line of the image of the indentation projected on the indentation image projection plate by using a large number of photoelectric conversion elements arranged one-dimensionally is provided. obtain.
【００１１】さらに、上記試料が上記試料載置台に載置
されている状態で、その試料に上記圧痕賦与手段によっ
て付された上記圧痕の像を、上記圧痕像光学系の上記圧
痕像回動手段を一部含んで構成された撮像用光学系を用
いて撮像する圧痕像撮像手段を有せしめ得る。Further, in a state where the sample is placed on the sample mounting table, an image of the indentation formed on the sample by the indentation imparting means is transferred to the indentation image rotating means of the indentation image optical system. It is possible to provide an indentation image pickup means for picking up an image by using an image pickup optical system configured to include a part of the above.
【００１２】[0012]
【作用・効果】本発明による硬さ試験機によれば、圧痕
を通るＸ線上の長さを測定する場合でも、またＹ線上の
長さを測定する場合でも、Ｘ方向またはＹ方向にそれら
を行うことができ、このため、１つの方向に測定すれば
よいので、その測定が従来の場合に比し容易であるとと
もに、測定に、誤差が従来の場合に比し生じ難い。According to the hardness tester of the present invention, whether the length on the X-ray passing through the indentation is measured or the length on the Y-line is measured, the hardness tester can measure them in the X direction or the Y direction. Since the measurement can be performed, and therefore, the measurement needs to be performed in one direction, the measurement is easier than in the conventional case and an error is less likely to occur in the measurement than in the conventional case.
【００１３】[0013]
【実施例】次に、図を伴って、本発明による硬さ試験機
の実施例を述べよう。EXAMPLES Next, examples of the hardness tester according to the present invention will be described with reference to the drawings.
【００１４】図に示す本発明による硬さ試験機は、次に
述べる構成を有する。The hardness tester according to the present invention shown in the figure has the following construction.
【００１５】すなわち、従来の硬さ試験機にみられるの
と同様に、試料１を載置する試料載置台２を有する。That is, it has a sample mounting table 2 on which a sample 1 is mounted, as in a conventional hardness tester.
【００１６】この試料載置台２は、従来の硬さ試験機に
みられるのと同様に、下部筺体３内に固定して配された
それ自体公知の昇降軸駆動装置（図示せず）に連結し且
つ下部筺体３の上板３ａの上方に延長しているそれ自体
公知の昇降軸４の遊端に、試料載置面２ａが水平になる
ように、取付けられている。The sample mounting table 2 is connected to a lifting shaft driving device (not shown) known per se, which is fixedly arranged in the lower housing 3 as in the conventional hardness tester. In addition, the sample mounting surface 2a is attached to the free end of a lifting shaft 4 which is known per se and extends above the upper plate 3a of the lower housing 3 so that the sample mounting surface 2a is horizontal.
【００１７】また、従来の硬さ試験機にみられるよう
に、試料載置台２上に載置された試料１に、図２に示す
ような四角錐状の圧痕７を付す圧痕付与手段１１を有す
る。Further, as seen in the conventional hardness tester, the sample 1 placed on the sample mounting table 2 is provided with the indentation imparting means 11 for making the indentation 7 in the shape of a quadrangular pyramid as shown in FIG. Have.
【００１８】この圧痕付与手段１１は、荷重軸１２の遊
端に取付けられた圧子１３と、その先端を荷重軸１２を
介して試料１内に押込ませる圧子押込手段１４とを有
し、下部筺体３の後部（図１においては左側）からそれ
と一体に上方に延長している支持用筺体１５によって下
部筺体３と上方から対向するように支持された上部筺体
１６に、次のように装架されている。The indentation imparting means 11 has an indenter 13 attached to the free end of the load shaft 12 and indenter pushing means 14 for pushing the tip of the indenter 13 into the sample 1 via the load shaft 12, and the lower casing. 3 is mounted on an upper casing 16 supported so as to face the lower casing 3 from above by a supporting casing 15 extending upward from the rear portion (left side in FIG. 1) integrally with the upper casing 16 as follows. ing.
【００１９】すなわち、上部筺体１６の下板１６ａに窓
１７が設けられ、そして、下板１６ａに、図３に示すよ
うなターレット板１８が、窓１７を閉塞するように且つ
外部から手で回動し得るように回動自在に取付けられ、
そのターレット板１８に、その回転中心Ｏから偏心した
位置において、荷重軸１２が、上端を上部筺体１６内に
延長させているとともに、圧子１３を下板１６ａより下
方に延長させた状態に、且つコイルスプリング（図示せ
ず）を用いて上方に偏倚されている状態に、軸受（図示
せず）を介して、いま述べた偏倚位置からコイルスプリ
ングに抗して下方に突出しまたそれから後退し得るよう
に上下に進退自在に取付けられている。この場合、圧子
１３は、試料１が試料載置台２上に固定して載置されて
いる状態で、圧痕７を通る互に直交するＸ−Ｘ′線及び
Ｙ−Ｙ′線が、上方からみて水平及び垂直に延長してい
るように、荷重軸１２に固定して取付けられている。That is, the lower plate 16a of the upper housing 16 is provided with the window 17, and the lower plate 16a is provided with a turret plate 18 as shown in FIG. It is attached so that it can move,
At a position eccentric to the rotation center O of the turret plate 18, the load shaft 12 extends the upper end into the upper housing 16 and extends the indenter 13 below the lower plate 16a, and With a coil spring (not shown) biased upwards, via a bearing (not shown), it is possible to project downwards from the biased position just described, against the coil spring, and then back. It is attached to and can be moved up and down. In this case, in the indenter 13, the sample 1 is fixedly mounted on the sample mounting table 2, and the XX ′ line and the YY ′ line passing through the indentations 7 and orthogonal to each other are from above. It is fixedly attached to the load shaft 12 so as to extend horizontally and vertically as viewed.
【００２０】また、上部筺体１６内に、圧子押圧手段１
４が配されている。この圧子押圧手段１４は、それ自体
公知であるので、詳細説明は省略するが、試料載置台２
上に載置された試料１に圧痕７を付すとき、荷重軸１２
を、予定の荷重で、上端から、下方に向かって押し付け
る機能を有する。In addition, the indenter pressing means 1 is provided in the upper housing 16.
4 are arranged. The indenter pressing means 14 is known per se, so a detailed description is omitted, but the sample mounting table 2 is omitted.
When the indentation 7 is applied to the sample 1 placed on the load shaft 12,
Has a function of pressing downward from the upper end with a predetermined load.
【００２１】また、従来の硬さ試験機にみられるよう
に、試料１が試料載置台２上に載置されている状態で、
その試料１に圧痕付与手段１１によって付された圧痕７
の像を、圧痕像投影用光学系３１を用いて、透光性を有
する圧痕像投影板３２上に投影する圧痕像投影手段３０
を有する。この圧痕像投影板３２には、図４〜図６に示
すように、水平に延長しているスケール線３４が付され
ている。Further, as seen in the conventional hardness tester, in the state where the sample 1 is mounted on the sample mounting table 2,
Indentation 7 applied to the sample 1 by the indentation imparting means 11
Image projection means 30 for projecting an image of the image on a translucent indentation image projection plate 32 by using an indentation image projection optical system 31.
Have. A scale line 34 extending horizontally is attached to the impression image projection plate 32, as shown in FIGS.
【００２２】この圧痕像投影手段３０の圧痕像投影用光
学系３１は、（ｉ）従来の硬さ試験機にみられるのと同
様に試料載置台２に載置された試料１に対する対物レン
ズ糸３３を有するが、それに加えて、（ｉｉ）対物レン
ズ系３３と圧痕像投影面３２との間に配され、且つ
（ａ）反射鏡４１と、（ｂ）反射鏡４２と、（ｃ）２つ
の反射鏡４３Ａ及び４３Ｂ（図４〜図６参照）と、
（ｄ）反射鏡４４とを有する、従来の硬さ試験機にみら
れない、圧痕像回動用光学系４０を有し、次のように上
部筺体１６に装架されている。The optical system 31 for projecting the impression image of the impression image projecting means 30 is (i) an objective lens thread for the sample 1 placed on the sample placing table 2 as in the conventional hardness tester. 33, in addition to that, (ii) it is arranged between the objective lens system 33 and the impression image projection surface 32, and (a) a reflecting mirror 41, (b) a reflecting mirror 42, and (c) 2 Four reflecting mirrors 43A and 43B (see FIGS. 4 to 6),
(D) The optical system 40 for rotating the impression image, which is not found in the conventional hardness tester and has the reflecting mirror 44, is mounted on the upper housing 16 as follows.
【００２３】すなわち、上部筺体１６に、その下前方か
ら斜め上方に延長している筒体５１が固定して設けら
れ、その筒体５１の延長途上部に上述した圧痕像投影板
３２が、筒体５１の軸と直交するように固定して取付け
られている。That is, a cylindrical body 51 extending obliquely upward from the lower front side is fixedly provided on the upper housing 16, and the above-mentioned impression image projection plate 32 is provided on the upper side of the extending direction of the cylindrical body 51. It is fixedly attached so as to be orthogonal to the axis of the body 51.
【００２４】また、上述したターレット板１８に、図３
に示すように、その回転中心Ｏを中心とする上述した荷
重軸１２の軸心を通る円５５上の位置において、対物レ
ンズ系３３が、上端を上部筺体１６内に延長させている
とともに下端を下板１６ａより下方に延長させた状態
に、固定して取付けられている。Further, the turret plate 18 described above is provided with a structure shown in FIG.
As shown in, the objective lens system 33 extends the upper end into the upper housing 16 and the lower end at a position on a circle 55 passing through the axis of the load shaft 12 with the center of rotation O as the center. It is fixedly attached in a state of being extended downward from the lower plate 16a.
【００２５】さらに、反射鏡４１が、上部筺体１６内に
おいて、鏡面の中心を対物レンズ系３３の光軸３３ａが
通り、且つ対物レンズ系３３からの光を上述した圧痕像
投影板３２上に垂直に入射させるように、固定して取付
けられている。なお、図１において、４０ａは、この場
合の光の、反射鏡４１と圧痕像投影板３２との間の光軸
を示す。Further, the reflecting mirror 41 is such that the optical axis 33a of the objective lens system 33 passes through the center of the mirror surface in the upper housing 16 and the light from the objective lens system 33 is perpendicular to the above-mentioned impression image projection plate 32. It is fixedly mounted so that it can be incident on. In FIG. 1, reference numeral 40a indicates the optical axis of the light in this case between the reflecting mirror 41 and the impression image projection plate 32.
【００２６】また、上述した筒体５１内に、窓５４を有
する筒体５２が、軸受５３を用いて光軸４０ａのまわり
に順次第１、第２及び第３の回動位置をとり得るよう
に、回動自在に配され、そして、その筒体５２内に、反
射鏡４２が、鏡面を光軸４０ａに対して例えば２５度だ
け時計方向に傾斜された状態で反射鏡４１側及び窓５４
側に向けて固定して配されているとともに、反射鏡４４
が、鏡面を光軸４４ａに対して例えば２５度だけ反時計
方向に傾斜させた状態で圧痕像投影板３２及び窓５４側
に向けて固定して配されている。Further, the cylindrical body 52 having the window 54 in the above-mentioned cylindrical body 51 can be sequentially moved to the first, second and third rotating positions around the optical axis 40a by using the bearing 53. Is rotatably arranged in the cylindrical body 52, and the reflecting mirror 42 is provided in the cylindrical body 52 with the mirror surface thereof being inclined, for example, 25 degrees clockwise with respect to the optical axis 40a.
It is fixedly arranged toward the side and the reflecting mirror 44
However, the mirror surface is fixed and arranged toward the impression image projection plate 32 and the window 54 side with the mirror surface tilted counterclockwise by, for example, 25 degrees.
【００２７】さらに、筒体５１及び５２間において、反
射鏡４３Ａが、図４〜図６に示すように、上述した光軸
４４ａを通る垂直面と平行に固定して配され、また反射
鏡４３Ｂが、反射鏡４３Ａに対して光軸４０ａのまわり
に４５°回動した位置に筒体５２に固定して配されてい
る。この場合、筒体５２が第１の回動位置にあるとき、
圧痕７の像が、対物レンズ系３３を通り、次で、反射鏡
４１−反射鏡４２−反射鏡４３Ａ−反射鏡４４で順次反
射して、圧痕像投影板３２上に、図６に示すように、圧
痕７を通るＸ−Ｘ′線がスケール線３４と一致した状態
に投影されるように、また、筒体５２が第２の回動位置
（第１の回動位置から４５°回動した）にあるとき、圧
痕７の像が、対物レンズ系３３を通り、次で反射鏡４１
−反射鏡４２−反射鏡４３Ｂ一反射鏡４４で順次反射し
て、圧痕像投影板３２上に、図５に示すように、圧痕７
を通るＹ−Ｙ′線がスケール線３４と一致した状態に投
影されるように、さらに、筒体５２が、図１に示すよう
に、第３の回動（第２の回動位置から４５°回動した）
位置にあるとき、圧痕７の像が、対物レンズ系３３を通
り、次で反射鏡４１だけで反射して、筒体５１からそれ
と連通して上方に延長している筒体６１内に伝送される
ように、しかしながら、圧痕像投影板３２上に、図４に
示すように投影されないように、上述した反射鏡４１、
４２、４３Ａ及び４３Ｂが配されている。この筒体６１
の端部には、その端に撮像用カメラ装置（図示せず）が
装着されることによって、その撮像用カメラ装置で圧痕
７の像を撮像できるように、レンズ系６２が設けられて
いる。Further, as shown in FIGS. 4 to 6, a reflecting mirror 43A is disposed between the cylindrical bodies 51 and 52 so as to be fixed in parallel to the vertical plane passing through the above-mentioned optical axis 44a, and the reflecting mirror 43B. Is fixed to the cylindrical body 52 at a position rotated by 45 ° around the optical axis 40a with respect to the reflecting mirror 43A. In this case, when the tubular body 52 is in the first rotation position,
The image of the indentation 7 passes through the objective lens system 33, and then is sequentially reflected by the reflecting mirror 41-reflecting mirror 42-reflecting mirror 43A-reflecting mirror 44, and is displayed on the indentation image projection plate 32 as shown in FIG. So that the XX ′ line passing through the indentation 7 is projected in a state of being coincident with the scale line 34, and the cylindrical body 52 is rotated by the second rotation position (rotated by 45 ° from the first rotation position). Image of the indentation 7 passes through the objective lens system 33 and then the reflecting mirror 41.
-Reflecting mirror 42-Reflecting mirror 43B One reflecting mirror 44 is sequentially reflected, and as shown in FIG.
So that the Y-Y 'line passing through is projected in a state in which it coincides with the scale line 34, and further, as shown in FIG. ° rotated)
When in the position, the image of the indentation 7 passes through the objective lens system 33, is then reflected only by the reflecting mirror 41, and is transmitted from the cylindrical body 51 into the cylindrical body 61 communicating with it and extending upward. As described above, however, the above-mentioned reflecting mirror 41, which is not projected on the impression image projection plate 32 as shown in FIG.
42, 43A and 43B are arranged. This cylinder 61
A lens system 62 is provided at the end of the image pickup device so that an image of the indentation 7 can be picked up by the image pickup camera device (not shown) attached to the end.
【００２８】以上が、本発明による硬さ試験機の実施例
の構成である。The above is the configuration of the embodiment of the hardness tester according to the present invention.
【００２９】このような構成を有する硬さ試験機によれ
ば、上述したところから明らであるので、詳細説明は省
略するが、筒体５２を回動させることによって、圧痕７
を通るＸ−Ｘ′線上の長さを測定する場合でも、またＹ
−Ｙ′線上の長さを測定する場合でも、Ｘ方向にそれら
を行うことができ、このため、１つの方向に測定すれば
よいので、その測定が従来の場合に比し容易であるとと
もに、測定に、誤差が従来の場合に比し生じ難い。According to the hardness tester having such a structure, since it is apparent from the above, a detailed description will be omitted, but by rotating the cylindrical body 52, the indentation 7 can be obtained.
Even when measuring the length on the line XX 'through
Even when measuring the length on the -Y 'line, it is possible to perform them in the X direction, and therefore, it is only necessary to measure in one direction, so that the measurement is easier than in the conventional case, and Errors are less likely to occur in measurement than in conventional cases.
【００３０】なお、上述においては、本発明による硬さ
試験機の１つの実施例を示したに留まり、圧痕像投影板
３２に投影される圧痕７の像の線（Ｘ−Ｘ′線及びＹ−
Ｙ′線）上の線状部を、一次元的に配列された多数の光
電変換素子を用いて光電変換する光電変換手段を有せし
めることもできる。In the above description, only one embodiment of the hardness tester according to the present invention is shown, and the lines of the image of the indentation 7 projected on the indentation image projection plate 32 (XX 'line and Y line). −
It is also possible to provide a photoelectric conversion means for photoelectrically converting the linear portion on the (Y ′ line) by using a large number of photoelectric conversion elements arranged one-dimensionally.
【００３１】また、光学系４０において、反射鏡４３Ａ
及び４３Ｂ中のいずれか１つを用い、それを、筒体５２
によって、その回動に応じて、反射鏡４２及び４４と同
時に回動させるようにして、上述した場合と同様の作用
効果を得るようにすることもできる。Further, in the optical system 40, the reflecting mirror 43A
And 43B using one of them
Thus, according to the rotation, the reflecting mirrors 42 and 44 can be rotated at the same time, and the same effect as the above case can be obtained.
【００３２】その他、本発明の精神を脱することなし
に、種々の変型、変更をなし得るであろう。Besides, various modifications and changes may be made without departing from the spirit of the present invention.
【図面の簡単な説明】[Brief description of drawings]
【図１】本発明による硬さ試験機の実施例の説明に供す
る、一部を断面とする略線的側面図である。FIG. 1 is a schematic side view with a part in section for explaining an embodiment of a hardness tester according to the present invention.
【図２】本発明による硬さ試験機の実施例の説明に供す
る、試料上に付された圧痕を示す図である。FIG. 2 is a diagram showing an indentation made on a sample, which is used for explaining an example of a hardness tester according to the present invention.
【図３】本発明による硬さ試験機の実施例の説明に供す
る、圧子と対物レンズ系との関係を示す図である。FIG. 3 is a diagram showing a relationship between an indenter and an objective lens system, which is used for explaining an example of a hardness tester according to the present invention.
【図４】本発明による硬さ試験機の実施例の説明に供す
る、反射鏡４２及び４４が第３の回動位置にある状態及
びそのときの圧痕像投影板上の圧痕の像を示す図であ
る。FIG. 4 is a diagram showing a state of the reflecting mirrors 42 and 44 in a third rotation position and an image of an indentation on the indentation image projection plate at that time, which is used for explaining an example of the hardness tester according to the present invention. Is.
【図５】本発明による硬さ試験機の実施例の説明に供す
る、反射鏡４２及び４４が第２の回動位置にある状態及
びそのときの圧痕像投影板上の圧痕の像を示す図であ
る。FIG. 5 is a diagram showing a state of the reflecting mirrors 42 and 44 in the second rotation position and an image of the indentation on the indentation image projection plate at that time, which is used for explaining the embodiment of the hardness tester according to the present invention. Is.
【図６】本発明による硬さ試験機の実施例の説明に供す
る、反射鏡４２及び４４が第１の回動位置にある状態及
びそのときの圧痕像投影板上の像を示す図である。FIG. 6 is a diagram showing an example of the hardness tester according to the present invention, showing a state in which the reflecting mirrors 42 and 44 are in the first rotation position and an image on the impression image projection plate at that time. .
【符号の説明】 １ 試料 ２ 試料載置台 ２ａ 試料載置面 ３ 下部筺体 ３ａ 下部筺体３の上板 ４ 昇降軸 ７ 圧痕 １１ 圧痕付与手段 １２ 荷重軸 １３ 圧子 １４ 圧子押込手段 １５ 支持用筺体 １６ 上部筺体 １６ａ 上部筺体の下板 １７ 窓 １８ ターレット板 ３０ 圧痕像投影手段 ３１ 圧痕像投影用光学系 ３２ 圧痕像投影板 ３３ 対物レンズ系 ３４ スケール線 ４０ 圧痕像回動用光学系 ４０ａ 光軸 ４１、４２ 反射鏡 ４３Ａ、４３Ｂ 反射鏡 ４４ 反射鏡 ４４ａ 光軸 ５１、５２ 筒体 ５３ 軸受 ５４ 窓 ６０ 対接レンズ系 ６１ 筒体 ６２ レンズ系[Explanation of reference symbols] 1 sample 2 sample mounting table 2a sample mounting surface 3 lower housing 3a lower housing 3 upper plate 4 lifting shaft 7 indentation 11 indentation imparting means 12 load shaft 13 indenter 14 indenter pushing means 15 supporting housing 16 upper part Housing 16a Upper housing lower plate 17 Window 18 Turret plate 30 Indentation image projection means 31 Indentation image projection optical system 32 Indentation image projection plate 33 Objective lens system 34 Scale line 40 Indentation image rotation optical system 40a Optical axis 41, 42 Reflection Mirror 43A, 43B Reflecting mirror 44 Reflecting mirror 44a Optical axis 51, 52 Cylindrical body 53 Bearing 54 Window 60 Face-to-face lens system 61 Cylindrical body 62 Lens system
【手続補正２】[Procedure Amendment 2]
【補正対象書類名】図面[Document name to be corrected] Drawing
【補正対象項目名】全図[Correction target item name] All drawings
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【図１】 [Figure 1]
【図２】 [Fig. 2]
【図３】 [Figure 3]
【図４】 [Figure 4]
【図５】 [Figure 5]
【図６】 [Figure 6]
Claims (4)
与手段と、 上記試料が上記試料載置台上に載置されている状態で、
その試料に上記圧痕付与手段によって付された上記圧痕
の像を、圧痕像投影用光学系を用いて、圧痕像投影板上
に投影する圧痕像投影手段とを有する硬さ試験機におい
て、 上記圧痕像投影手段の上記圧痕像用光学系が、上記試料
に付された圧痕を通る互に直交するＸ線及びＹ線が、当
該圧痕像投影板上の１つの直線に選択的に一致するよう
に上記圧痕の像を回動させる圧痕像回動手段を有するこ
とを特徴とする硬さ試験機。1. A sample placing table on which a sample is placed, an indentation imparting means for making an indentation on the sample placed on the sample placing table, and a state where the sample is placed on the sample placing table. so,
In a hardness tester having an indentation image projection means for projecting an image of the indentation applied to the sample by the indentation imparting means onto an indentation image projection plate using an optical system for indentation image projection, The optical system for the indentation image of the image projection means is configured such that mutually orthogonal X-rays and Y-rays passing through the indentation attached to the sample selectively coincide with one straight line on the indentation image projection plate. A hardness tester comprising an indentation image rotating means for rotating the image of the indentation.
目視用光学系を用いて目視する圧痕像目視手段を有する
ことを特徴とする硬さ試験機。2. The hardness tester according to claim 1, further comprising: an indentation image viewing means for visually inspecting an image of the indentation projected on the indentation image projection plate by using an optical system for viewing an indentation image. Characteristic hardness tester.
状部を、一次元的に配列された多数の光電変換素子を用
いて光電変換する光電変換手段を有することを特徴とす
る硬さ試験機。3. The hardness tester according to claim 1, wherein a plurality of photoelectric conversion elements in which linear portions on the line of the image of the indentation projected on the indentation image projection plate are arranged one-dimensionally are provided. A hardness tester having photoelectric conversion means for photoelectric conversion using the hardness tester.
の試料に上記圧痕賦与手段によって付された上記圧痕の
像を、上記圧痕像光学系の上記圧痕像回動手段を一部含
んで構成された撮像用光学系を用いて撮像する圧痕像撮
像手段を有することを特徴とする硬さ試験機。4. The hardness tester according to claim 1, wherein an image of the indentation made by the indentation imparting means is applied to the sample while the sample is placed on the sample placing table. A hardness tester having an impression image pickup means for picking up an image by using an image pickup optical system including a part of the impression image rotating means of the impression image optical system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31093592A JPH06207897A (en) | 1992-10-26 | 1992-10-26 | Hardness tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31093592A JPH06207897A (en) | 1992-10-26 | 1992-10-26 | Hardness tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06207897A true JPH06207897A (en) | 1994-07-26 |
Family
ID=18011161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31093592A Pending JPH06207897A (en) | 1992-10-26 | 1992-10-26 | Hardness tester |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06207897A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414413A (en) * | 2022-01-19 | 2022-04-29 | 赣州华京稀土新材料有限公司 | Neodymium iron boron rapid hardening thin slice performance detection device |
-
1992
- 1992-10-26 JP JP31093592A patent/JPH06207897A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414413A (en) * | 2022-01-19 | 2022-04-29 | 赣州华京稀土新材料有限公司 | Neodymium iron boron rapid hardening thin slice performance detection device |
| CN114414413B (en) * | 2022-01-19 | 2023-09-19 | 赣州华京稀土新材料有限公司 | Neodymium iron boron rapid hardening thin slice performance detection device |
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