CN116793286A - Wall thickness detection method for large-size target material - Google Patents
Wall thickness detection method for large-size target material Download PDFInfo
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- CN116793286A CN116793286A CN202310941508.0A CN202310941508A CN116793286A CN 116793286 A CN116793286 A CN 116793286A CN 202310941508 A CN202310941508 A CN 202310941508A CN 116793286 A CN116793286 A CN 116793286A
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000013077 target material Substances 0.000 title description 4
- 238000012360 testing method Methods 0.000 claims abstract description 94
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000010586 diagram Methods 0.000 claims description 22
- 239000011324 bead Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The application provides a wall thickness detection method of a large-size target, which comprises the following steps of: at least four test points are respectively and independently taken in at least four directions on the outer side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result on the outer side of the target is obtained; at least four test points are respectively and independently taken in at least four directions of the inner side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result of the inner side of the target is obtained; inputting the test result of the outer side of the target and the test result of the inner side of the target into drawing software, and measuring the wall thickness of the target through the drawing software. The detection method can be used for rapidly and efficiently testing the wall thickness of the large-size target, and the stamping process adjustment of the large-size target can be guided by comparing the test result with the standard component.
Description
Technical Field
The application belongs to the field of target manufacturing, relates to a wall thickness detection method of a target, and particularly relates to a wall thickness detection method of a large-size target.
Background
In the manufacturing process of the large target, the product is deformed due to the need of stamping operation, so that the phenomenon of uneven thickness of the target is caused. Therefore, it is necessary to test the thickness thereof, and the punching conditions are adjusted by the test results. However, the traditional detection tool cannot test the large target, so the application provides a detection method for the wall thickness of the large target, and the problem of difficult wall thickness test of the large target is solved.
Disclosure of Invention
In order to solve the technical problems in the prior art, the application provides the wall thickness detection method for the large-size target, the wall thickness of the large-size target can be rapidly and efficiently tested, and the stamping process adjustment of the large-size target can be guided by comparing the test result with the standard component.
In order to achieve the technical effects, the application adopts the following technical scheme:
the application provides a wall thickness detection method of a large-size target, which comprises the following steps of:
at least four test points are respectively and independently taken in at least four directions on the outer side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result on the outer side of the target is obtained;
at least four test points are respectively and independently taken in at least four directions of the inner side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result of the inner side of the target is obtained;
inputting the test result of the outer side of the target and the test result of the inner side of the target into drawing software, and measuring the wall thickness of the target through the drawing software.
As a preferable technical scheme of the application, the directions of the test points on the outer side and the inner side of the target are the same.
As a preferable technical scheme of the application, the number of test points taken in each direction of the inner side and the outer side of the target is the same.
As a preferable technical scheme of the application, a reference origin is needed to be taken when a test point on the outer side of the target is tested.
As a preferable technical scheme of the application, the method for determining the reference origin of the outer side of the target comprises the following steps:
and arranging at least three beads with the same radius outside the target, constructing a graph with the same shape as the outline of the target through the circle center of the beads, and taking the center of the constructed pattern as a reference origin.
As a preferable technical scheme of the application, the distances between the adjacent beads are the same.
As a preferable embodiment of the present application, the method for determining the reference origin on the inner side of the target is the same as the method for determining the reference origin on the outer side of the target.
In the application, if the center of the outer contour shape of the target is taken as the outer reference origin and the center of the inner contour shape of the target is taken as the inner reference origin, however, since a certain deformation is generated in the stamping process of the large-size target, the outer reference origin and the inner reference origin are not overlapped, and thus, when the testing result is analyzed by using the drawing software, the condition that the outer contour map and the inner contour map of the target are not aligned can occur, and the error is generated in the thickness testing result. By adopting the method for determining the benchmark original provided by the application, the errors can be eliminated, so that the test result is more accurate.
As a preferable technical scheme of the application, the drawing software is CAD.
As a preferred technical solution of the present application, the method for measuring the wall thickness of the target material by the mapping software includes:
drawing outline drawings of the inner side of the target and the inner side of the target respectively according to the input test result of the outer side of the target and the input test result of the inner side of the target;
and merging the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target, and measuring the distance between the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target to obtain the wall thickness of the target.
As a preferable technical scheme of the application, the wall thickness detection method of the large-size target comprises the following steps:
at least four test points are respectively and independently taken in at least four directions on the outer side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result on the outer side of the target is obtained;
at least four test points are respectively and independently taken in at least four directions of the inner side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result of the inner side of the target is obtained;
the directions of the test points on the outer side and the inner side of the target are the same, and the number of the test points taken in each direction on the inner side and the outer side of the target is the same;
when testing the test point outside the target, a reference origin is needed to be taken, and the method for determining the reference origin outside the target comprises the following steps:
at least three beads with the same radius are arranged on the outer side of the target, a graph with the same shape as the outline of the target is constructed through the circle center of the beads, and the center of the constructed pattern is taken as a reference origin;
the method for determining the reference origin at the inner side of the target is the same as the method for determining the reference origin at the outer side of the target;
inputting the target outside test result and the target inside test result into CAD software;
drawing outline drawings of the inner side of the target and the inner side of the target respectively according to the input test result of the outer side of the target and the input test result of the inner side of the target;
and merging the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target, and measuring the distance between the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target to obtain the wall thickness of the target.
Compared with the prior art, the application has at least the following beneficial effects:
the application provides a method for detecting the wall thickness of a large-size target, which can be used for rapidly and efficiently testing the wall thickness of the large-size target, and can be used for guiding the adjustment of the stamping process of the large-size target by comparing a test result with a standard component.
Drawings
FIG. 1 is a schematic diagram of a large-size target tested in an embodiment of the present application;
FIG. 2 is a schematic diagram of a method for determining a reference origin according to an embodiment of the present application;
fig. 3 is a schematic view of an outer contour of a target material according to an embodiment of the present application;
FIG. 4 is a schematic view of the inner profile of a target according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a target obtained by combining an outer outline schematic and an inner outline schematic of the target according to an embodiment of the present application.
The present application will be described in further detail below. The following examples are merely illustrative of the present application and are not intended to represent or limit the scope of the application as defined in the claims.
Detailed Description
The technical scheme of the application is further described below by the specific embodiments with reference to the accompanying drawings.
For a better illustration of the present application, which is convenient for understanding the technical solution of the present application, exemplary but non-limiting examples of the present application are as follows:
examples
The embodiment provides a method for detecting the wall thickness of a large-size target, wherein the shape of the large-size target is shown in fig. 1, and the method comprises the following steps:
respectively and independently taking 137 test points in four mutually perpendicular directions on the outer side of a target to be tested, wherein the selection modes of the test points in all directions are the same, and testing the test points by using a three-coordinate measuring machine to obtain a test result on the outer side of the target, wherein the test result is shown in tables 1-4;
TABLE 1 outside line 1 each point coordinate value
TABLE 2 outside line 2 point coordinate values
TABLE 3 outside line 3 coordinate values of each point
TABLE 4 outside line 4 point coordinate values
Respectively and independently taking 131 test points in four mutually perpendicular directions on the inner side of a target to be tested, wherein the selection modes of the test points in all directions are the same, the directions of the test points on the outer side and the inner side of the target are the same, and testing the test points by using a three-coordinate measuring machine to obtain a test result on the inner side of the target, wherein the test result is shown in tables 5-8;
TABLE 5 inner line 1 each point coordinate value
TABLE 6 inner line 2 point coordinate values
TABLE 7 inner line 3 each point coordinate value
TABLE 8 inner line 4 each point coordinate value
When testing the test point outside the target, a reference origin is needed to be taken, and the method for determining the reference origin outside the target comprises the following steps:
three steel balls with the same radius are arranged on the outer side of the target, the distance between every two adjacent steel balls is 120 degrees, a circle with the same shape as the outline of the target is constructed through the circle center of the steel balls, and the circle center of the constructed circle is taken as a reference origin; the method for determining the reference origin at the inner side of the target is the same as the method for determining the reference origin at the outer side of the target;
inputting the target outside test result and the target inside test result into CAD software;
drawing outline diagrams of the inner side of the target and the inner side of the target respectively according to the input testing result of the outer side of the target and the testing result of the inner side of the target, as shown in fig. 3 and 4;
and combining the profile diagrams of the inner side of the target and the inner side of the target, and measuring the distance between the profile diagrams of the inner side of the target and the inner side of the target as shown in fig. 5 to obtain the wall thickness of the target which is 10.8783mm.
Claims (10)
1. The wall thickness detection method of the large-size target is characterized by comprising the following steps of:
at least four test points are respectively and independently taken in at least four directions on the outer side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result on the outer side of the target is obtained;
at least four test points are respectively and independently taken in at least four directions of the inner side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result of the inner side of the target is obtained;
inputting the test result of the outer side of the target and the test result of the inner side of the target into drawing software, and measuring the wall thickness of the target through the drawing software.
2. The method of claim 1, wherein the directions of the test points outside and inside the target are the same.
3. The method according to claim 1 or 2, wherein the number of test points taken in each direction of the inner side and the outer side of the target is the same.
4. A method according to any one of claims 1 to 3, wherein a reference origin is taken for testing the test spot outside the target.
5. The detection method according to claim 4, wherein the method for determining the origin of the reference outside the target comprises:
and arranging at least three beads with the same radius outside the target, constructing a graph with the same shape as the outline of the target through the circle center of the beads, and taking the center of the constructed pattern as a reference origin.
6. The method according to claim 5, wherein the adjacent beads are equally spaced.
7. The method according to claim 5, wherein the method for determining the target inside reference origin is the same as the method for determining the target outside reference origin.
8. The method of any one of claims 1-7, wherein the mapping software is CAD.
9. The method of any one of claims 1-8, wherein the method of measuring the wall thickness of the target by the mapping software comprises:
drawing outline drawings of the inner side of the target and the inner side of the target respectively according to the input test result of the outer side of the target and the input test result of the inner side of the target;
and merging the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target, and measuring the distance between the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target to obtain the wall thickness of the target.
10. The method of detection according to any one of claims 1 to 9, characterized in that the method of detection comprises the steps of:
at least four test points are respectively and independently taken in at least four directions on the outer side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result on the outer side of the target is obtained;
at least four test points are respectively and independently taken in at least four directions of the inner side of the target to be tested, and each test point is tested by using a three-coordinate measuring device, so that a test result of the inner side of the target is obtained;
the directions of the test points on the outer side and the inner side of the target are the same, and the number of the test points taken in each direction on the inner side and the outer side of the target is the same;
when testing the test point outside the target, a reference origin is needed to be taken, and the method for determining the reference origin outside the target comprises the following steps:
at least three beads with the same radius are arranged on the outer side of the target, a graph with the same shape as the outline of the target is constructed through the circle center of the beads, and the center of the constructed pattern is taken as a reference origin;
the method for determining the reference origin at the inner side of the target is the same as the method for determining the reference origin at the outer side of the target;
inputting the target outside test result and the target inside test result into CAD software;
drawing outline drawings of the inner side of the target and the inner side of the target respectively according to the input test result of the outer side of the target and the input test result of the inner side of the target;
and merging the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target, and measuring the distance between the profile diagrams of the inner side of the target and the profile diagram of the inner side of the target to obtain the wall thickness of the target.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310941508.0A CN116793286A (en) | 2023-07-28 | 2023-07-28 | Wall thickness detection method for large-size target material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310941508.0A CN116793286A (en) | 2023-07-28 | 2023-07-28 | Wall thickness detection method for large-size target material |
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| CN202310941508.0A Pending CN116793286A (en) | 2023-07-28 | 2023-07-28 | Wall thickness detection method for large-size target material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485508A (en) * | 2022-02-17 | 2022-05-13 | 宁波江丰电子材料股份有限公司 | Detection tool and detection method for detecting size of special-shaped target |
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2023
- 2023-07-28 CN CN202310941508.0A patent/CN116793286A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485508A (en) * | 2022-02-17 | 2022-05-13 | 宁波江丰电子材料股份有限公司 | Detection tool and detection method for detecting size of special-shaped target |
| CN114485508B (en) * | 2022-02-17 | 2024-07-09 | 宁波江丰电子材料股份有限公司 | Gauge for detecting size of special-shaped target and detection method |
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