JP3172185U - Groove angle gauge for welding - Google Patents

Abstract

The groove angle of a butt joint is a maximum inner angle of 65 degrees, the groove angle of a T joint is a minimum inner angle of 25 degrees, the angle of a weld joint is a maximum inner angle of 110 degrees, and a minimum inner angle is 70 degrees. A groove angle gauge for welding that makes it possible to measure. A reference gauge plate a composed of a reference gauge plate a and an index gauge plate b forms a left measuring part 1 on the left side and an obtuse upper left measuring part 2 on the upper end of the left measuring part 1. Then, the guide hole 3 is formed on the inner side, the angle scale 4 is formed on the upper and lower surfaces of the guide hole 3, the right measuring unit 5 is located on the right side of the indicator gauge plate b, and the obtuse angled upper side is formed on the upper end of the right measuring unit 5. The right measurement unit 6 is formed. The indicator gauge plate b is superposed above the reference gauge plate a, the connecting pin 9 is pivotally attached to the lower end portions 7 and 8 of the gauge plates a and b, and the screw with the knob 11 of the gauge angle adjusting mechanism c is attached to the guide hole 3. Both gauge plates a and b are assembled slidably through the shaft and screwing nuts. [Selection] Figure 1

Description

  The present invention relates to the field of welding groove angle gauges.

  Conventionally, a utility model registration No. 3149673 registered utility model gazette has been disclosed as a groove angle measuring gauge for welding.

  The groove angle measuring gauge for welding described in this publication can measure only a groove angle of 25 ° to 50 ° between the A plate and the B plate, and can open up to 110 ° which is a wider angle. The tip angle cannot be measured.

  Furthermore, Japanese Patent Laid-Open No. 11-264703 is disclosed as a groove angle gauge.

  The groove angle gauge disclosed in this published patent publication has a structure that can measure only angles up to 90 degrees and cannot measure a wide angle up to 110 degrees.

Utility Model Registration No. 3149673 Registration Utility Model Gazette Japanese Patent Laid-Open No. 11-264703

  In the present invention, the groove angle of the butt joint is a maximum inner angle of 65 degrees, the groove angle of the T joint is a minimum inner angle of 25 degrees, and the angle of the weld joint is a maximum inner angle of 110 degrees. The angle can be measured up to a minimum inner angle of 70 degrees.

The invention according to claim 1 as a means for solving the above problems is a groove angle gauge for welding comprising a reference gauge plate a and an indicator gauge plate b.
The reference gauge plate a has a left measuring portion 1 on the left side, an obtuse upper left measuring portion 2 on the upper end of the left measuring portion 1, and a guide hole 3 on the inner side and the guide hole 3 An angle graduation 4 is formed on the upper and lower surfaces, a right measurement part 5 is formed on the right side of the indicator gauge plate b, an obtuse angle upper right measurement part 6 is formed on the upper end of the right measurement part 5, and The indicator gauge plate b is superposed above the reference gauge plate a, a connecting pin 9 is pivotally attached to the lower tip portions 7 and 8 of the gauge plates a and b, and the gauge angle adjusting mechanism c is installed in the guide hole 3. It is a groove angle gauge for welding characterized in that both gauge plates a and b are slidably assembled by passing through a screw shaft 10 with a knob 11 and screwing a nut 12.

The device according to claim 2 as means for solving the above-mentioned problems is characterized in that the obtuse angled upper left measuring part 2 and the obtuse angled upper right measuring part 6 are at the same angle. This is a groove angle gauge for welding.

  The invention according to claim 3 as means for solving the above-mentioned problem is characterized in that a notch portion 16 is formed on the left side portion 15 of the indicator gauge plate b so as to make the angle scale 4 easy to see. The groove angle gauge for welding according to claim 1 or 2.

  The device according to claim 4 as means for solving the above-mentioned problem is that the obtuse angled upper left measuring unit 2, the obtuse angled upper right measuring unit 6, and a scale indicating unit 17 around the notch 16. It is formed, It is a groove angle gauge for welding of Claim 1 or 2 or 3 characterized by the above-mentioned.

The invention according to claim 1 is a groove angle gauge for welding comprising a reference gauge plate a and an index gauge plate b.
The reference gauge plate a has a left measuring portion 1 on the left side, an obtuse upper left measuring portion 2 on the upper end of the left measuring portion 1, and a guide hole 3 on the inner side and the guide hole 3 An angle graduation 4 is formed on the upper and lower surfaces, a right measurement part 5 is formed on the right side of the indicator gauge plate b, an obtuse angle upper right measurement part 6 is formed on the upper end of the right measurement part 5, and The indicator gauge plate b is superposed above the reference gauge plate a, a connecting pin 9 is pivotally attached to the lower tip portions 7 and 8 of the gauge plates a and b, and the gauge angle adjusting mechanism c is installed in the guide hole 3. This is a groove angle gauge for welding that penetrates through the screw shaft 10 with the knob 11 and screwes the nut 12 to slidably assemble both gauge plates a and b, so that the groove angle ranges from a minimum inner angle of 25 degrees to a maximum inner angle of 60 degrees. Can read and There is an advantage that can be read up to an internal angle 110 degrees from the minimum interior angle 70 degrees of the welded Joint portion.

The invention according to claim 2 is the groove angle gauge for welding in which the obtuse-angled upper left measurement part 2 and the obtuse-angled upper right measurement part 6 have the same angle. Have.

  Furthermore, the present invention has an advantage that it is possible to easily and quickly measure a welding inner portion minimum inner angle of 70 degrees to a maximum inner angle of 110 degrees.

The invention according to claim 3 is a groove angle gauge for welding in which a notch 16 for making the angle scale 4 easy to see is formed on the left side 15 of the indicator gauge plate b. Has the same effect as the device.

  Furthermore, the present invention has an advantage that the groove scale measurement scale can be measured easily and quickly.

  The invention according to claim 4 is a bevel angle gauge for welding that forms a scale indicating portion 17 around the obtuse angle upper left measurement unit 2, the obtuse angle upper right measurement unit 6, and the cutout portion 16. This has the same effect as that of the first aspect.

  Furthermore, the present invention has the advantage that the groove angle measurement scale can be measured very easily.

It is a front view of the groove angle gauge for welding of the present invention.

It is a front view which shows the use condition of the groove angle (65 degree | times) of the groove angle gauge for welding.

It is a front view which shows the use condition of the groove angle (25 degree | times) of the groove angle gauge for welding.

It is a front view which shows the maximum internal angle (110 degree | times) of the joint part of the groove angle gauge for the welding.

It is a front view which shows the minimum inside angle (70 degree | times) of the joint part of the groove angle gauge for welding.

It is a rear view of the groove angle gauge for welding.

  Since the embodiments of the invention described in claims 1 to 4 are common, they will be described collectively as follows.

  a is one reference gauge plate a constituting the groove angle gauge for welding of the present invention, and b is the other index gauge plate.

  The reference gauge plate a forms a straight left measurement unit 1 on the left side. Further, an upper left measuring portion 2 formed by bending an obtuse angle at the upper end portion of the left measuring portion 1 is formed. Then, the guide hole 3 is formed in a curved shape inside the gauge plate a.

An angle scale 4 is formed on the upper and lower surfaces of the guide hole 3. The angle scale 4 is formed by sequentially engraving a scale of 70 degrees on the right side and 110 degrees on the left side of the guide hole 3 as shown in the drawing.

Further, a graduation of 65 degrees on the right side and 25 degrees on the left side is sequentially carved in the upper part of the guide hole 3 as shown in the drawing.

Further, the indicator gauge plate b has the following configuration.

The plate b forms a straight right measuring part 5 on the right side. Then, an obtuse upper right measurement unit 6 is formed at the upper end of the right measurement unit 5.

In order to assemble both gauge plates a, a, the indicator gauge plate b is superposed above the reference gauge plate a, and a connecting pin 9 is attached to the lower end portions 7, 8 of the gauge plates a, b. While pivoting, the nut 12 is screwed onto the screw shaft 10 that penetrates the screw shaft 10 with the knob 11 of the gauge angle adjusting mechanism c into the guide hole 3 and protrudes to the back surface of the reference gauge plate a.

Thus, the gauge plates a and b are assembled so as to be slidable.

Note that the obtuse angled upper left measurement unit 2 and the obtuse angled upper right measurement unit 6 have the same angle.

  Further, a notch 16 for making the angle scale 4 easy to see is formed in the left side 15 of the indicator gauge plate b.

  Further, the obtuse angled upper left measuring unit 2, the obtuse angled upper right measuring unit 6, and a triangular scale indicating unit 17 are formed around the notch 16.

  The gauge angle adjusting mechanism c will be described.

In this mechanism c, the screw shaft 10 with the knob 11 passes through the guide hole 3, and the screw shaft 10 protrudes to the back surface of the indicator gauge plate b.

  Then, a nut 12 is screwed onto the screw shaft 10.

A washer 13 and a leaf spring 14 are fitted on the screw shaft 10 and fitted on the surface of the reference gauge plate a, and a washer 13 is fitted on the back surface of the indicator gauge plate b.

  The usage example 1 of the groove angle gauge for welding according to the present invention will be described as follows.

That is, in the case of the groove angle of the butt joint (maximum inner angle of 65 degrees), it is performed as shown in FIG.

Further, as a second example of use of the gauge, when the minimum inner angle is 25 degrees, measurement is performed as shown in FIG.

  When the maximum inner angle of the weld joint is 110 degrees, measurement is performed as shown in FIG.

Furthermore, when the minimum inner angle of the weld joint is 70 degrees, the measurement is performed as shown in FIG.

a Reference gauge plate b Index gauge plate c Gauge angle adjustment mechanism 1 Left measurement part 2 Upper left measurement part 3 Guide hole 4 Angle scale 5 Right measurement part 6 Upper right measurement part 7 Tip part 8 Tip part 9 Connecting pin 10 Screw shaft 11 Knob 12 Nut 13 Washer 14 Leaf spring 15 Left side 16 Notch 17 Notch 18 Joint

Claims (4)

In a groove angle gauge for welding consisting of a reference gauge plate a and an indicator gauge plate b,
The reference gauge plate a has a left measuring portion 1 on the left side, an obtuse upper left measuring portion 2 on the upper end of the left measuring portion 1, and a guide hole 3 on the inner side and the guide hole 3 An angle graduation 4 is formed on the upper and lower surfaces, a right measurement part 5 is formed on the right side of the indicator gauge plate b, an obtuse angle upper right measurement part 6 is formed on the upper end of the right measurement part 5, and The indicator gauge plate b is superposed above the reference gauge plate a, a connecting pin 9 is pivotally attached to the lower tip portions 7 and 8 of the gauge plates a and b, and the gauge angle adjusting mechanism c is installed in the guide hole 3. A groove angle gauge for welding characterized by assembling both gauge plates a and b slidably through a screw shaft 10 with a knob 11 and screwing a nut 12.   2. The groove angle gauge for welding according to claim 1, wherein the obtuse-angled upper left measurement part 2 and the obtuse-angled upper right measurement part 6 have the same angle.   The groove angle gauge for welding according to claim 1 or 2, wherein a notch portion (16) for making the angle scale (4) easy to see is formed in the left side portion (15) of the indicator gauge plate (b). The obtuse-angled upper left measuring part 2, the obtuse-angled upper right measuring part 6, and the scale indicating part 17 are formed around the notch part 16. Groove angle gauge for welding.

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