JPH04134005U - Axial distance measurement tool - Google Patents
Axial distance measurement toolInfo
- Publication number
- JPH04134005U JPH04134005U JP4869791U JP4869791U JPH04134005U JP H04134005 U JPH04134005 U JP H04134005U JP 4869791 U JP4869791 U JP 4869791U JP 4869791 U JP4869791 U JP 4869791U JP H04134005 U JPH04134005 U JP H04134005U
- Authority
- JP
- Japan
- Prior art keywords
- measurement
- measured
- block
- distance
- measuring
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 31
- 238000010586 diagram Methods 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
(57)【要約】
【目的】 簡易な構成で測定値に誤差が入いらず、測定
軸の真円度の判別も可能な軸間距離の測定具を提供す
る。
【構成】 測定物の基準軸１を支持する少なくとも２個
の基準Ｖブロック５と測定物の測定軸２を支持する測定
Ｖブロック４とを測定物の所定軸間距離Ｌだけずらせて
定盤に設置し、測定ＶブロックのＶ形支持面の両面にそ
れぞれ測長器を配設する。測定物を基準Ｖブロック５と
測定Ｖブロック４にセットし、測定軸のＶ面からの距離
を２つの測長器で測る。測定物の軸間距離が所定寸法で
ある場合は、測長器の読みはいずれも０となり、軸間距
離が所定寸法を外れた他場合は、一方の測長器は０を指
すが、他方の測長器は＋ｘを指す。
(57) [Summary] [Purpose] To provide a measuring tool for measuring the distance between axes, which has a simple configuration, does not introduce errors into measured values, and is capable of determining the roundness of the measuring shaft. [Structure] At least two reference V blocks 5 that support the reference axis 1 of the object to be measured and a measurement V block 4 that supports the measurement axis 2 of the object to be measured are shifted by a predetermined distance L between the axes of the object to be measured and placed on a surface plate. A length measuring device is installed on both sides of the V-shaped support surface of the measurement V block. The object to be measured is set in the reference V block 5 and the measurement V block 4, and the distance of the measurement axis from the V plane is measured using two length measuring instruments. If the distance between the axes of the object to be measured is within the specified dimension, both length measuring devices will read 0; if the distance between the axes is outside the specified dimension, one length measuring device will read 0, but the other will read 0. The length measuring device points to +x.
Description
【０００１】0001
本考案は、クランクシャフト等の異なる２つの軸間の距離を測定する測定具に 関するものである。 This invention is suitable for measuring the distance between two different axes such as crankshafts. It is related to
【０００２】0002
従来、クランクシャフトのジャ−ナル軸とピン軸との距離を測定する方法に、 定盤とマスタ−を使用し、ダイヤルゲ−ジ等で測定する方法がある。これは図４ Ａに示すように、ワ−クＷの一方の基準となる軸１，１を定盤に取付けたセンタ −11付きの支柱12で両側から芯出しして取付け、図４Ｂに示すように、ワ−クＷ を回転して測定軸２の最高点とマスタ−13とを測定具14で比較し、基準軸１，１ と測定軸２との軸間距離Ｌを測定するものである。 実開昭５５−６８２５号公報には、このような測定方式において、マグネスケ −ル等の複数の測定器を使用したものが記載されている。 Conventionally, the distance between the journal axis and pin axis of the crankshaft was measured using There is a method of measuring using a dial gauge, etc. using a surface plate and a master. This is Figure 4 As shown in A, the center shafts 1, 1, which serve as one reference of the work W, are mounted on a surface plate. Attach the support post 12 with -11 to the center from both sides, and as shown in Figure 4B, Rotate and compare the highest point of measuring axis 2 and master 13 with measuring tool 14, and then This is to measure the distance L between the axis and the measurement axis 2. Japanese Utility Model Application Publication No. 55-6825 discloses that Magnesque - The method using multiple measuring instruments such as
【０００３】 また、Ｖブロックで基準軸を支持し、特殊軸間距離測定器で測定する方法があ る。これは図５に示すように、２個のＶブロック５で基準となる軸１をそれぞれ 支持して測定軸２を位置決めし、基準ブロック５と一体的に形成した測定部15に マグネスケ−ル等の電気的測長器17，18と摺動する測定子16を設置し、測定子16 を測定軸２の一側にセットし、測定軸２の直径上の両端を電気的測長器17，18の 測定子19，20の変位で測り、その測定値を演算して軸間距離Ｌを算出するもので ある。0003 There is also a method of supporting the reference shaft with a V block and measuring it with a special distance measuring device. Ru. As shown in FIG. The measuring shaft 2 is supported and positioned, and the measuring part 15 is formed integrally with the reference block 5. A measuring head 16 that slides with electric length measuring instruments 17 and 18 such as Magnescale is installed, and the measuring head 16 is set on one side of the measuring shaft 2, and the diametrical ends of the measuring shaft 2 are connected to the electrical length measuring devices 17 and 18. It measures the displacement of contact points 19 and 20, and calculates the distance L between the axes by calculating the measured values. be.
【０００４】0004
図４に示す従来の測定方法では、両端面にセンタ−孔のあるワ−クでないと測 定できないし、ワ−クを回転してその最高点を測定するので、測定に時間がかか る。また、測定軸の直径に影響され、軸間距離Ｌの測定値に誤差が出る。 図５に示した特殊測定具を使用した測定方法では、電源及び演算機能を備えた 大型の装置が必要となり、設備投資が高額となるだけでなく、測定軸の真円度の 不良が判別できない。 本考案は、上記の課題を解決し、簡易な構成で測定値に誤差が入いらず、測定 軸の真円度の判別も可能な軸間距離の測定具を提供することを目的とするもので ある。 In the conventional measurement method shown in Fig. 4, the workpiece cannot be measured unless it has a center hole on both end faces. It takes a long time to measure because the workpiece is rotated and the highest point is measured. Ru. Furthermore, it is influenced by the diameter of the measuring shaft, and an error occurs in the measured value of the distance L between the shafts. In the measurement method using the special measuring device shown in Figure 5, the A large device is required, which not only requires high capital investment, but also reduces the roundness of the measuring axis. Unable to determine defectiveness. This invention solves the above problems, has a simple configuration, eliminates errors in measurement values, and allows measurement. The purpose is to provide a tool for measuring the distance between shafts that can also determine the roundness of the shafts. be.
【０００５】[0005]
本考案は、測定物の基準軸を支持する少なくとも２個の基準Ｖブロックと前記 測定物の測定軸を支持する測定Ｖブロックとを測定物の所定軸間距離だけずらせ て定盤に設置し、前記測定ＶブロックのＶ形支持面の両面にそれぞれ測長器を配 設した軸間距離測定具である。 The present invention includes at least two reference V blocks supporting the reference axis of the object to be measured; The measurement V block that supports the measurement axis of the object to be measured is shifted by a predetermined distance between the axes of the object to be measured. and place length measuring devices on both sides of the V-shaped support surface of the measurement V block. This is a center-to-center distance measuring tool.
【０００６】[0006]
測定物を基準Ｖブロックと測定Ｖブロックにセットし、測定Ｖブロックにおけ る測定軸のＶ面からの距離を２つの測長器で測る。測定物の軸間距離が所定寸法 である場合は、測長器の読みはいずれも０となる。測定物の軸間距離が所定寸法 より短い場合は、一方の測長器は０を指すが、他方の測長器は＋ｘを指し、測定 物の軸間距離が所定寸法より長い場合は、両測長器の値が逆になる。 また、測定軸が真円形でない場合は、両方の測長値がいずれも０とならず、そ れぞれ＋ｙ,＋ｚを指すことになり、測定軸の真円度不良が判別できる。 Set the object to be measured in the reference V block and measurement V block, and Measure the distance of the measurement axis from the V plane using two length measuring devices. The distance between the axes of the object to be measured is the specified dimension. In this case, the reading of the length measuring device will be 0. The distance between the axes of the object to be measured is the specified dimension. If it is shorter, one length measuring device points to 0, the other length measuring device points to +x, and the measurement If the distance between the axes of the object is longer than the predetermined dimension, the values of both length measuring instruments will be reversed. Also, if the measurement axis is not a perfect circle, both measurement values will not be 0, and This indicates +y and +z, respectively, and it is possible to determine whether the measuring axis is out of roundness.
【０００７】[0007]
図１Ａ，Ｂは、本考案の実施例のそれぞれ正面図、平面図である。 例えば、測定物をクランクシャフトとした場合、ジャ−ナル軸１，１を支持す る２個の基準Ｖブロック５，５と、クランクシャフトのピン軸２を支持する測定 Ｖブロック４とをクランクシャフトの所定軸間距離Ｌだけずらせて定盤３に設置 し、測定Ｖブロック４のＶ形支持面の両面にそれぞれダイヤルゲ−ジ６，６を配 設する。各ダイヤルゲ−ジ６には、角度付き測定子７とフラット測定子８を設け 、フラット測定子８の先端が測定ブロック４のＶ形面の両面から突き出してピン 軸２に当るようにしてある。 ワ−クＷの基準軸１，１を基準ブロック５，５に、測定軸２を測定ブロック４ にセットし、測定ブロック４の一部を断面とした図２に示すように、測定ブロッ ク４のＶ形面における各浮き上がり量をダイヤルゲ−ジ６，６で測るようにした もので、この測定具の定盤３に取っ手９を設けて可搬式としてある。 1A and 1B are a front view and a plan view, respectively, of an embodiment of the present invention. For example, if the object to be measured is a crankshaft, the journal shafts 1, 1 are Measurement to support two reference V blocks 5, 5 and crankshaft pin shaft 2 Install the V block 4 on the surface plate 3 with a predetermined distance L between the crankshafts. Dial gauges 6, 6 are arranged on both sides of the V-shaped support surface of the measurement V block 4, respectively. Set up Each dial gauge 6 is equipped with an angled measuring tip 7 and a flat measuring tip 8. , the tip of the flat measuring head 8 protrudes from both sides of the V-shaped surface of the measuring block 4, and the pin It is arranged so that it hits axis 2. The reference axes 1, 1 of the workpiece W are attached to the reference blocks 5, 5, and the measurement axis 2 is attached to the measurement block 4. As shown in Figure 2, which shows a part of the measurement block 4 in cross section, the measurement block 4 is The amount of uplift on the V-shaped surface of 4 was measured using dial gauges 6 and 6. A handle 9 is provided on the surface plate 3 of this measuring tool to make it portable.
【０００８】 次に、具体的な測定方法について説明する。図３Ａに示すように、ワ−クＷの マスタ−Ｗ0を用いて各ダイヤルゲ−ジ６，６’が０を指すように調整する。 ワ−クＷの軸間距離Ｌが所定寸法である場合は、両方のダイヤルゲ−ジ６，６ ’の読みはいずれも０となる。 ワ−クＷの軸間距離Ｌが所定寸法より短い場合は、図３Ｂに示すようにダイヤ ルゲ−ジ６は０を指すが、他方のダイヤルゲ−ジ６’は＋ｘを指し、ワ−クＷの 軸間距離が所定寸法より長い場合は、図３Ｃに示すように逆にダイヤルゲ−ジ６ ’は０を指すが、ダイヤルゲ−ジ６は＋ｘを指すことになり、＋ｘの公差を決め て置けば、ワ−クＷの合否の判定が直ちに行える。[0008] Next, a specific measurement method will be explained. As shown in FIG. 3A, the work W Adjust each dial gauge 6, 6' so that it points to 0 using master W0. When the distance L between the axes of the workpiece W is a predetermined dimension, both dial gauges 6, 6 ’ reading is 0. If the distance L between the axes of the workpiece W is shorter than the predetermined dimension, the diamond The dial gauge 6 points to 0, but the other dial gauge 6' points to +x, and the work W If the distance between the axes is longer than the predetermined dimension, the dial gauge 6 should be adjusted as shown in Fig. 3C. ’ points to 0, but dial gauge 6 points to +x, and determines the tolerance of +x. If you leave it there, you can immediately judge whether the work W is acceptable or not.
【０００９】 ワ−クＷの測定軸２が真円形でない場合は、図３Ｄに示すようにダイヤルゲ− ジ６，６’はいずれも０とならずそれぞれ＋ｙ,＋ｚを指すことになる。これに より、測定軸２の真円度不良が判別できる。[0009] If the measurement axis 2 of the workpiece W is not a perfect circle, use the dial gauge as shown in Fig. 3D. Both 6 and 6' will not be 0, but will point to +y and +z, respectively. to this From this, it is possible to determine whether the measuring shaft 2 has a poor roundness.
【００１０】 以上の実施例では、測定具に取っ手設けて可搬式としたが、固定式の測定具と することができるのは勿論であり、機械式のダイヤルゲ−ジに代えて電気式の測 定器を用いて自動化を図ることもできる。0010 In the above example, the measuring tool was provided with a handle to make it portable, but it is not a fixed measuring tool. Of course, it is possible to use an electric measuring device instead of a mechanical dial gauge. Automation can also be achieved using a meter.
【００１１】[0011]
本考案は、簡易な構成で軸間距離の測定が可能となり、測定値に誤差が入るこ ともなく、また、測定軸の真円度不良を判別することも可能となる。 This invention enables the measurement of the distance between the axes with a simple configuration, and eliminates the possibility of errors in the measured values. At the same time, it is also possible to determine whether the measuring shaft is out of roundness.
【図１】本考案の実施例を示す正面図及び平面図。FIG. 1 is a front view and a plan view showing an embodiment of the present invention.
【図２】本考案の実施例の一部断面図。FIG. 2 is a partial cross-sectional view of an embodiment of the present invention.
【図３】本考案の測定状態の説明図。FIG. 3 is an explanatory diagram of the measurement state of the present invention.
【図４】従来の測定の説明図。FIG. 4 is an explanatory diagram of conventional measurement.
【図５】従来の特殊測定具の説明図。FIG. 5 is an explanatory diagram of a conventional special measuring tool.
１ 基準軸 ２ 測定軸 ３ 定盤 ４ 測定ブロック ５ 基準ブロック ６ ダイヤルゲ−ジ ７ 角度付き測定子 ８ フラット測定子 1 Reference axis 2 Measuring axis 3 Surface plate 4 Measuring block 5 Reference block 6 Dial gauge 7 Angled probe 8 Flat measuring head
Claims (1)
個の基準Ｖブロックと前記測定物の測定軸を支持する測
定Ｖブロックとを測定物の所定軸間距離だけずらせて定
盤に設置し、前記測定ＶブロックのＶ形支持面の両面に
それぞれ測長器を配設したことを特徴とする軸間距離測
定具。Claim 1: At least two supporting the reference axis of the object to be measured.
A reference V-block and a measurement V-block that supports the measurement axis of the object to be measured are placed on a surface plate with a predetermined distance between the axes of the object to be measured, and the measurement V-block is placed on both sides of the V-shaped support surface of the measurement V-block. A center-to-axis distance measuring tool characterized by having a long tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991048697U JP2532519Y2 (en) | 1991-05-31 | 1991-05-31 | Axle distance measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991048697U JP2532519Y2 (en) | 1991-05-31 | 1991-05-31 | Axle distance measuring tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04134005U true JPH04134005U (en) | 1992-12-14 |
| JP2532519Y2 JP2532519Y2 (en) | 1997-04-16 |
Family
ID=31926999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991048697U Expired - Lifetime JP2532519Y2 (en) | 1991-05-31 | 1991-05-31 | Axle distance measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2532519Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5993844U (en) * | 1982-12-16 | 1984-06-26 | 豊田工機株式会社 | Crank pin indexing accuracy confirmation device |
| JPS62111609U (en) * | 1985-12-30 | 1987-07-16 | ||
| JPH0248805U (en) * | 1988-09-29 | 1990-04-04 |
-
1991
- 1991-05-31 JP JP1991048697U patent/JP2532519Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5993844U (en) * | 1982-12-16 | 1984-06-26 | 豊田工機株式会社 | Crank pin indexing accuracy confirmation device |
| JPS62111609U (en) * | 1985-12-30 | 1987-07-16 | ||
| JPH0248805U (en) * | 1988-09-29 | 1990-04-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2532519Y2 (en) | 1997-04-16 |
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