CN217303798U - Device for measuring hole depth and bottom thickness of cylindrical extruded blank - Google Patents
Device for measuring hole depth and bottom thickness of cylindrical extruded blank Download PDFInfo
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- CN217303798U CN217303798U CN202122362809.7U CN202122362809U CN217303798U CN 217303798 U CN217303798 U CN 217303798U CN 202122362809 U CN202122362809 U CN 202122362809U CN 217303798 U CN217303798 U CN 217303798U
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Abstract
The utility model discloses a device for measuring the hole depth and bottom thickness of a cylindrical extruded blank, which comprises a support plate with a horizontal connecting groove on the lower plate surface, and a reading rod and a measuring rod which are vertically arranged below the support plate through the horizontal connecting groove; the side wall of the lower end of the reading rod is provided with a depth scale, and the zero scale of the reading rod is flush with the end part of the lower end of the measuring rod. The reading rod and the upper portion of the measuring rod are connected with the horizontal connecting groove of the lower plate surface of the supporting plate through a sliding block, and the lower end of the sliding block is fixed with the reading rod or the upper end of the measuring rod through threads of a threaded hole. And a guide plate with the shape matched with the inner shape of the cylindrical extrusion blank to be measured is fixed on the side wall of the measuring rod through threads. The utility model discloses a measuring device, whether can the rapid survey cylindric extrusion blank hole depth reaches end thickness and satisfies the designing requirement.
Description
Technical Field
The utility model relates to a measure device that cylindric extrusion blank hole is dark and end is thick belongs to quality testing technical field.
Background
One intermediate flow in the processing process of a certain product is to process an extruded blank with a cylindrical structure, and to meet the subsequent machining requirements, the hole depth and the bottom thickness of the cylindrical part need to be measured.
The traditional measuring method is height gauge measurement, and the bottom thickness of the height gauge needs to be indirectly measured by measuring the total length and the hole depth, so that the numerical value required by the process is obtained. The measuring method comprises two times of measurement, and needs two times of positioning, and the error of the measuring result is large; in addition, the cylindrical extruded blank has potential safety hazard of closely measuring parts in a hot state due to high temperature after extrusion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the traditional method and adopting the tongue to measure cylindric extrusion blank hole depth and end when thick, the measuring result error is big, has the potential safety hazard scheduling problem, and provides a measure the device that cylindric extrusion blank hole depth and end are thick.
The utility model aims at realizing through the following technical scheme:
the utility model discloses a device for measuring the hole depth and bottom thickness of a cylindrical extruded blank, which comprises a support plate, a reading rod and a measuring rod, wherein the lower plate surface of the support plate is provided with a horizontal connecting groove;
the side wall of the lower end of the reading rod is provided with a depth scale, and the zero scale of the reading rod is flush with the end part of the lower end of the measuring rod.
The handle is installed to the last face of backup pad, and is convenient measuring device carries and measures.
The reading rod and the measuring rod are connected with the horizontal connecting groove of the lower plate surface of the supporting plate through a sliding block, the upper end of the sliding block is a guide section matched with the horizontal connecting groove of the lower plate surface of the supporting plate, a threaded hole is formed in the end face of the lower end of the sliding block, and the lower end of the sliding block is in threaded fixing with the reading rod or the upper end of the measuring rod through the threaded hole.
And a guide plate with the shape matched with the inner shape of the cylindrical extrusion blank to be measured is fixed on the side wall of the measuring rod through threads.
Working process
During measurement, the measuring device is placed above the cylindrical extruded blank to be measured through the handle, and the lower end of the measuring rod is inserted into the inner cavity of the cylindrical extruded blank to be measured, so that the end part of the lower end of the measuring rod tightly props against the inner bottom of the cylindrical extruded blank to be measured. The outer ring of the guide plate fixed on the side wall of the measuring rod is tightly attached to the inner wall of the cylindrical extruded blank to be measured, and the measuring rod is guided by being inserted downwards so as to be parallel to the axis of the cylindrical extruded blank to be measured. Controlling the reading rod to move along the horizontal connecting groove of the lower plate surface of the supporting plate, so that the reading rod is tightly attached to the outer wall of the cylindrical extruded blank to be measured; the zero scale of the reading rod is flush with the lower end part of the measuring rod, so that the length from the zero scale of the reading rod to the lower edge of the cylindrical extruded blank to be measured is the thickness value of the bottom plate of the cylindrical extruded blank to be measured; and the reading rod is zero-scaled to the length of the upper edge of the cylindrical extrusion blank to be detected, namely the depth value of the inner hole of the cylindrical extrusion blank to be detected.
Advantageous effects
The utility model discloses a measuring device, simple structure, convenient assembling, measurement of efficiency is high, can whether the depth of rapid survey cylindric extrusion blank hole reaches the end thickness and satisfy the designing requirement, has guaranteed the product quality of part, adapts to the needs of mass production, has extensive popularization and application and worth.
Drawings
Fig. 1 is a schematic structural diagram of the measuring device of the present invention;
in the figures, 1-support plate; 2-a slide block; 3-a reading rod; 4-measuring rod; 5, a guide plate; 6-a handle; 7-cylindrical extrusion blank.
Detailed Description
The invention will be further described with reference to the accompanying drawings and examples.
Examples
As shown in fig. 1, the device for measuring the hole depth and bottom thickness of a cylindrical extruded blank of the present invention comprises a support plate 1 with a horizontal connecting groove on the lower plate surface, and a reading rod 3 and a measuring rod 4 vertically installed below the support plate 1 through the horizontal connecting groove;
the side wall of the lower end of the reading rod 3 is provided with a depth scale, and the zero scale of the reading rod 3 is flush with the end part of the lower end of the measuring rod 4.
The handle is installed to the last face of backup pad 1, and is convenient measuring device transport and measurement.
The reading rod 3 and the measuring rod 4 are connected with a horizontal connecting groove of the lower plate surface of the supporting plate 1 through a sliding block 2, the upper end of the sliding block 2 is a guide section matched with the horizontal connecting groove of the lower plate surface of the supporting plate 1, a threaded hole is formed in the lower end face of the sliding block 2, and the lower end of the sliding block 2 is fixed with the reading rod 3 or the upper end of the measuring rod 4 through threads of the threaded hole.
And a guide plate 5 with the shape matched with the inner shape of the cylindrical extrusion blank 7 to be measured is fixed on the side wall of the measuring rod 4 through threads.
During measurement, the measuring device is placed above the cylindrical extruded blank 7 to be measured through the handle 6, and the lower end of the measuring rod 4 is inserted into the inner cavity of the cylindrical extruded blank 7 to be measured, so that the end part of the lower end of the measuring rod 4 tightly pushes against the inner bottom of the cylindrical extruded blank 7 to be measured. The outer ring of the guide plate 5 fixed on the side wall of the measuring rod 4 is tightly attached to the inner wall of the cylindrical extruded blank 7 to be measured, and the measuring rod 4 is guided by downward insertion, so that the measuring rod 4 is parallel to the axis of the cylindrical extruded blank 7 to be measured. Controlling the reading rod 3 to move along the horizontal connecting groove of the lower plate surface of the supporting plate 1, so that the reading rod 3 is tightly attached to the outer wall of the cylindrical extruded blank 7 to be measured; the zero scale of the reading rod 3 is flush with the lower end part of the measuring rod 4, so that the length from the zero scale of the reading rod 3 to the lower edge of the cylindrical extruded blank 7 to be measured is the thickness value of the bottom plate of the cylindrical extruded blank 7 to be measured; and the reading rod 3 is zero-scaled to the length of the upper edge of the cylindrical extruded blank 7 to be detected, namely the depth value of the inner hole of the cylindrical extruded blank 7 to be detected.
Claims (4)
1. The utility model provides a measure device that cylindric extrusion blank hole is dark and end is thick, characterized by: the device comprises a supporting plate, a reading rod and a measuring rod, wherein a horizontal connecting groove is formed in the lower plate surface of the supporting plate;
the side wall of the lower end of the reading rod is provided with a depth scale, and the zero scale of the reading rod is flush with the end part of the lower end of the measuring rod.
2. The apparatus of claim 1, wherein the apparatus is further characterized by: the reading rod and the measuring rod are connected with the horizontal connecting groove of the lower plate surface of the supporting plate through a sliding block, the upper end of the sliding block is a guide section matched with the horizontal connecting groove of the lower plate surface of the supporting plate, a threaded hole is formed in the end face of the lower end of the sliding block, and the lower end of the sliding block is in threaded fixing with the reading rod or the upper end of the measuring rod through the threaded hole.
3. An apparatus for measuring the hole depth and bottom thickness of a cylindrical extruded blank as defined in claim 1 or 2, wherein: and a guide plate with the shape matched with the inner shape of the cylindrical extrusion blank to be measured is fixed on the side wall of the measuring rod through threads.
4. An apparatus for measuring the hole depth and bottom thickness of a cylindrical extruded blank as defined in claim 1 or 2, wherein: the upper plate surface of the supporting plate is provided with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122362809.7U CN217303798U (en) | 2021-09-28 | 2021-09-28 | Device for measuring hole depth and bottom thickness of cylindrical extruded blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122362809.7U CN217303798U (en) | 2021-09-28 | 2021-09-28 | Device for measuring hole depth and bottom thickness of cylindrical extruded blank |
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| Publication Number | Publication Date |
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| CN217303798U true CN217303798U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122362809.7U Active CN217303798U (en) | 2021-09-28 | 2021-09-28 | Device for measuring hole depth and bottom thickness of cylindrical extruded blank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983905A (en) * | 2021-09-28 | 2022-01-28 | 晋西工业集团有限责任公司 | Hole depth and bottom thickness measuring device for cylindrical extruded blank |
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2021
- 2021-09-28 CN CN202122362809.7U patent/CN217303798U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983905A (en) * | 2021-09-28 | 2022-01-28 | 晋西工业集团有限责任公司 | Hole depth and bottom thickness measuring device for cylindrical extruded blank |
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