CN215676817U - Device for measuring depth of groove in inner wall of cylindrical part - Google Patents
Device for measuring depth of groove in inner wall of cylindrical part Download PDFInfo
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- CN215676817U CN215676817U CN202121456231.5U CN202121456231U CN215676817U CN 215676817 U CN215676817 U CN 215676817U CN 202121456231 U CN202121456231 U CN 202121456231U CN 215676817 U CN215676817 U CN 215676817U
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Abstract
The utility model discloses a device for measuring the depth of a groove in the inner wall of a cylindrical part, which comprises a reference base, a digital display dial indicator, a gauge stand, a workpiece support to be measured, a conversion measuring rod and a conical measuring head, wherein the gauge stand is provided with a measuring head; the conversion measuring rod comprises a horizontal connecting rod positioned in the middle, an upper connecting rod vertically fixed upwards at the right end of the horizontal connecting rod, and a lower connecting rod vertically fixed downwards at the left end of the horizontal connecting rod; a workpiece support to be measured is fixed on the left side of the upper surface of the reference base, and the support axis of the workpiece support to be measured is parallel to the extending direction of the horizontal guide rail; the lower end of the gauge stand is connected with the reference base through a horizontal guide rail; the digital display dial indicator is fixed on the gauge stand, an upper connecting rod of the conversion measuring rod is fixed with a detection head of the digital display dial indicator, and a conical measuring head is fixed at the end part of a lower connecting rod of the conversion measuring rod. The measuring device of the utility model can accurately measure the depth of the inner groove of the cylindrical part.
Description
Technical Field
The utility model relates to a device for measuring the depth of a groove in the inner wall of a cylindrical part, belonging to the field of part measurement.
Background
A certain product part is of a cylindrical structure, as shown in fig. 2 and 3, a section of semi-annular groove is processed in the middle of the inner wall of the cylindrical part, and whether the depth processing of the semi-annular groove meets the design requirement or not determines whether the subsequent product assembly can be smoothly carried out or not. When the depth in the groove is measured by the traditional process, a depth gauge, a dial indicator and other tools are generally adopted, the semi-annular groove to be measured of the cylindrical part is positioned inside the cylindrical part, and the traditional depth measuring tool cannot extend into the semi-annular groove.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the traditional depth measuring tool cannot measure the depth of the inner groove of a cylindrical part, and provides a device for measuring the depth of the inner wall groove of the cylindrical part.
The purpose of the utility model is realized by the following technical scheme:
the utility model relates to a device for measuring the depth of a groove in the inner wall of a cylindrical part, which comprises a reference base, a digital display dial indicator, a gauge stand, a workpiece support to be measured, a conversion measuring rod and a conical measuring head, wherein the gauge stand is arranged on the reference base;
the conversion measuring rod comprises a horizontal connecting rod positioned in the middle, an upper connecting rod vertically fixed upwards at the right end of the horizontal connecting rod, and a lower connecting rod vertically fixed downwards at the left end of the horizontal connecting rod;
the upper surface of the reference base is a supporting plane, and a horizontal guide rail is arranged on the right side of the reference base; a workpiece support to be measured is fixed on the left side of the upper surface of the reference base, and the support axis of the workpiece support to be measured is parallel to the extending direction of the horizontal guide rail; the lower end of the gauge stand is connected with the reference base through a horizontal guide rail; a digital display dial indicator is fixed on the gauge stand, so that the extension direction of a detection head of the digital display dial indicator is vertical downwards; the upper connecting rod of the conversion measuring rod is fixed with the detection head of the digital display dial indicator, and the end part of the lower connecting rod of the conversion measuring rod is fixed with a conical measuring head of which the width is smaller than the width of the groove in the inner wall of the workpiece to be measured.
And a V-shaped supporting block structure is arranged above the workpiece support to be measured.
Working process
When the depth of a groove in the inner wall of a workpiece to be tested is tested, firstly, the workpiece to be tested is placed above a support of the workpiece to be tested, and the groove part of the inner wall of the workpiece to be tested faces downwards; pushing the gauge stand to slide to one side of the workpiece to be measured along the horizontal guide rail, so that the conversion measuring rod fixed with the digital display dial indicator detecting head extends into the inner cavity of the workpiece to be measured; then adjusting the vertical fixing position of the digital display dial indicator on the gauge stand to enable the conical measuring head at the left end of the conversion measuring rod to be tightly attached to the lower end of the inner wall of the workpiece to be measured, and zeroing the position of the pointer of the digital display dial indicator; and then, the gauge stand is pushed to slide along the horizontal guide rail, so that the conical measuring head at the left end of the conversion measuring rod slides into the groove of the inner wall of the workpiece to be measured, and the reading of the digital display dial indicator is the depth value of the groove of the inner wall of the workpiece to be measured.
Advantageous effects
The measuring device disclosed by the utility model has the advantages of simple structure, simplicity and rapidness in operation, capability of accurately measuring the depth of the groove in the cylindrical part, reliable measuring structure and capability of ensuring the smooth subsequent assembly.
Drawings
FIG. 1 is a schematic structural diagram of a measuring device according to the present invention;
FIG. 2 is a front view of a workpiece to be measured;
FIG. 3 is a right side view of a workpiece to be measured;
in the figure, 1-the reference base; 2-digital display dial indicator; 3-a gauge stand; 4-workpiece support to be measured; 5-converting the measuring rod; 6-conical probe.
Detailed Description
The utility model is further described with reference to the following figures and examples.
Examples
The utility model discloses a device for measuring the depth of a groove in the inner wall of a cylindrical part, which comprises a reference base 1, a digital display dial indicator 2, an indicator base 3, a workpiece support 4 to be measured, a conversion measuring rod 5 and a conical measuring head 6, wherein the digital display dial indicator 2 is arranged on the reference base;
the conversion measuring rod 5 comprises a horizontal connecting rod positioned in the middle, an upper connecting rod vertically fixed upwards at the right end of the horizontal connecting rod, and a lower connecting rod vertically fixed downwards at the left end of the horizontal connecting rod;
the upper surface of the reference base 1 is a supporting plane, and a horizontal guide rail is arranged on the right side of the reference base 1; a workpiece support 4 to be measured is fixed on the left side of the upper surface of the reference base 1, and the supporting axis of the workpiece support 4 to be measured is parallel to the extending direction of the horizontal guide rail; the lower end of the gauge stand 3 is connected with the reference base 1 through a horizontal guide rail; the digital display dial indicator 2 is fixed on the indicator seat 3, and the extension direction of a detection head of the digital display dial indicator 2 is vertical downwards; the upper connecting rod of the conversion measuring rod 5 is fixed with the detection head of the digital display dial indicator 2, and the end part of the lower connecting rod of the conversion measuring rod 5 is fixed with the conical measuring head 6 of which the width is smaller than the width of the groove in the inner wall of the workpiece to be measured.
And a V-shaped supporting block structure is arranged above the workpiece support 4 to be measured.
When the depth of the groove in the inner wall of the workpiece to be tested is tested, firstly, the workpiece to be tested is placed above the workpiece support 4 to be tested, and the groove part of the inner wall of the workpiece to be tested faces downwards; pushing the gauge stand 3 to slide to one side of a workpiece to be measured along a horizontal guide rail, so that a conversion measuring rod 5 fixed with the detection head of the digital display dial indicator 2 extends into an inner cavity of the workpiece to be measured; then adjusting the vertical fixing position of the digital display dial indicator 2 on the gauge stand 3, enabling the conical measuring head 6 at the left end of the conversion measuring rod 5 to be tightly attached to the lower end of the inner wall of the workpiece to be measured, and zeroing the position of the pointer of the digital display dial indicator 2 at the moment; and then the gauge stand 3 is pushed to slide along the horizontal guide rail, so that the conical measuring head 6 at the left end of the conversion measuring rod 5 slides into the groove of the inner wall of the workpiece to be measured, and the reading of the digital display dial indicator 2 is the depth value of the groove of the inner wall of the workpiece to be measured.
Claims (2)
1. A device for measuring the depth of a groove in the inner wall of a cylindrical part is characterized in that: the measuring device comprises a reference base, a digital display dial indicator, a gauge stand, a workpiece support to be measured, a conversion measuring rod and a conical measuring head;
the conversion measuring rod comprises a horizontal connecting rod positioned in the middle, an upper connecting rod vertically fixed upwards at the right end of the horizontal connecting rod, and a lower connecting rod vertically fixed downwards at the left end of the horizontal connecting rod;
the upper surface of the reference base is a supporting plane, and a horizontal guide rail is arranged on the right side of the reference base; a workpiece support to be measured is fixed on the left side of the upper surface of the reference base, and the support axis of the workpiece support to be measured is parallel to the extending direction of the horizontal guide rail; the lower end of the gauge stand is connected with the reference base through a horizontal guide rail; a digital display dial indicator is fixed on the gauge stand, so that the extension direction of a detection head of the digital display dial indicator is vertical downwards; the upper connecting rod of the conversion measuring rod is fixed with the detection head of the digital display dial indicator, and the end part of the lower connecting rod of the conversion measuring rod is fixed with a conical measuring head of which the width is smaller than the width of the groove in the inner wall of the workpiece to be measured.
2. The apparatus for measuring the depth of a groove in the inner wall of a cylindrical member according to claim 1, wherein: and a V-shaped supporting block structure is arranged above the workpiece support to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121456231.5U CN215676817U (en) | 2021-06-29 | 2021-06-29 | Device for measuring depth of groove in inner wall of cylindrical part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121456231.5U CN215676817U (en) | 2021-06-29 | 2021-06-29 | Device for measuring depth of groove in inner wall of cylindrical part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215676817U true CN215676817U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121456231.5U Active CN215676817U (en) | 2021-06-29 | 2021-06-29 | Device for measuring depth of groove in inner wall of cylindrical part |
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| CN (1) | CN215676817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115265336A (en) * | 2022-06-22 | 2022-11-01 | 成都飞机工业（集团）有限责任公司 | Device for measuring depth of ring groove of flaring-free guide pipe and measuring method thereof |
-
2021
- 2021-06-29 CN CN202121456231.5U patent/CN215676817U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115265336A (en) * | 2022-06-22 | 2022-11-01 | 成都飞机工业（集团）有限责任公司 | Device for measuring depth of ring groove of flaring-free guide pipe and measuring method thereof |
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