CN111238351A - Welding part coaxiality detection tool and detection method - Google Patents
Welding part coaxiality detection tool and detection method Download PDFInfo
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- CN111238351A CN111238351A CN202010186513.1A CN202010186513A CN111238351A CN 111238351 A CN111238351 A CN 111238351A CN 202010186513 A CN202010186513 A CN 202010186513A CN 111238351 A CN111238351 A CN 111238351A
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- detection
- coaxiality
- sliding sleeve
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a welding part coaxiality detection tool and a detection method, which mainly comprise a fixed rod, a sliding sleeve, a threaded part, a detection section A and a detection section B, wherein the sliding sleeve is sleeved on the fixed rod and slides on the fixed rod in a sleeved mode, one end of the fixed rod is the threaded part, the detection section A is arranged on the inner side of the threaded part, and the detection section B is designed on the sliding sleeve. The detection section A and the detection section B use the thread part as a reference and meet the requirement of detection coaxiality. The length of the thread part is matched with the detection thread hole. The coaxiality size of a welding part product can be directly detected, and the coaxiality size of the welding part product on the manufacturing site can be detected; the online detection of a production field is realized except the three-coordinate detection of the metering chamber of the quality part; the measurement is simple and convenient, fast and time-saving, and has good repeatability; the first inspection operation of each class of products is solved.
Description
Technical Field
The invention relates to the field of detection tools, in particular to a detection tool and a detection method for coaxiality of a welding part.
Background
The product shown in figure 1 can not be detected at the current manufacturing site for the geometric dimension of the product with the coaxiality of 0.2 benchmark A, and can only be detected by three-coordinate detection of the product sent to a measuring room. However, if all three-coordinate measurement is carried out, the workload is large, welding products are produced on the manufacturing site more often, the detection requirement of one set can be basically met every day, the three-coordinate measurement can only be used as a quality part for sampling and detecting the size, the requirement of online detection of a workshop cannot be met, and the manufacturing site coaxiality size is out of control. The first inspection size of the product per shift cannot be confirmed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a welding part coaxiality detection tool and a detection method.
The purpose of the invention is achieved by the following technical scheme: the coaxiality detection tool for the welded parts mainly comprises a fixed rod, a sliding sleeve, a threaded portion, a detection section A and a detection section B, wherein the sliding sleeve is sleeved on the fixed rod and slides on the fixed rod, one end of the fixed rod is provided with the threaded portion, the inner side of the threaded portion is provided with the detection section A and is connected with the detection section A, and the detection section B is designed on the sliding sleeve.
The detection section A and the detection section B use the threaded part as a reference and meet the requirement of detection coaxiality.
The length of the thread part is matched with the detection thread hole.
The method comprises the following steps: the threaded part of the coaxiality gauge is screwed into a threaded hole of a product, the detection section A enters the detection hole A, and the screwing depth of the threaded part is flush with the end face of the threaded hole; a sliding sleeve for sliding coaxiality detection, and a detection hole B for detecting the other end of the product; the judging method comprises the following steps: the method comprises the following steps that firstly, a threaded part of a coaxiality gauge can be smoothly screwed into a threaded hole of a product and is flush with the end face of the threaded hole; the detection sliding sleeve can smoothly pass through a detection hole B at the other end of the product under the second condition; and if the conditions I and II are met, judging that the product is qualified, and otherwise, judging that the product is unqualified.
The invention has the beneficial effects that: the coaxiality size of a welding part product can be directly detected, and the coaxiality size of the welding part product on the manufacturing site can be detected; the online detection of a production field is realized except the three-coordinate detection of the metering chamber of the quality part; the measurement is simple and convenient, fast and time-saving, and has good repeatability; the first inspection operation of each class of products is solved.
Drawings
FIG. 1 is a schematic diagram of a product of the present invention.
Fig. 2 is a structural front view of the present invention.
Fig. 3 is a sectional view a-a in fig. 2.
Description of reference numerals: the detection device comprises a product 1, a threaded hole 2, a detection hole A3, a detection hole B4, a fixed rod 5, a sliding sleeve 6, a threaded part 7, a detection section A8 and a detection section B9.
Detailed Description
The invention will be described in detail below with reference to the following drawings:
example (b): as shown in the attached drawings, the checking fixture for the coaxiality of the welded parts mainly comprises a fixing rod 5, a sliding sleeve 6, a threaded part 7, a detection section A8 and a detection section B9, wherein the sliding sleeve 6 is sleeved on the fixing rod 5, the sliding sleeve 6 slides on the fixing rod 5, the threaded part 7 is arranged at one end of the fixing rod 5, and the length of the threaded part 7 is matched with the detection threaded hole 2. The inner side of the thread part 7 is provided with a detection section A8, and the sliding sleeve 6 is provided with a detection section B9. The detection section A8 and the detection section B9 use the threaded part 7 as a reference and meet the detection coaxiality requirement.
The specific manufacturing method comprises the following steps: the thread grinding processing M12 x 1.25mm of the threaded part 7 with the critical dimension of the checking fixture, the external circle dimension of the detection section A8 and the detection section B9 is phi 13.8(0-0.01) mm, and the coaxiality dimension is 0.02 mm.
The working principle of the invention is as follows:
the detection method comprises the following steps: the threaded part 7 of the coaxiality gauge is screwed into the threaded hole 2 of the product 1, the detection section A8 enters the detection hole A3, and the screwing depth of the threaded part 7 is flush with the end face of the threaded hole 2; the sliding sleeve 6 for detecting the coaxiality is slid, and a detection hole B4 at the other end of the product 1 is detected.
The judging method comprises the following steps: the first condition is that the threaded part 7 of the coaxiality gauge can be smoothly screwed into the threaded hole 2 of the product 1 and is flush with the end face of the threaded hole 2; secondly, the detection sliding sleeve 6 can smoothly pass through a detection hole B4 at the other end of the product 1; and if the conditions I and II are met, judging that the product is qualified, and otherwise, judging that the product is unqualified.
It should be understood that equivalent substitutions and changes to the technical solution and the inventive concept of the present invention should be made by those skilled in the art to the protection scope of the appended claims.
Claims (4)
1. The utility model provides a utensil is examined to welding axiality which characterized in that: mainly include dead lever (5), sliding sleeve (6), screw thread portion (7), detect section A (8), detect section B (9), the cover is equipped with sliding sleeve (6) messenger sliding sleeve (6) and slides on dead lever (5), dead lever (5) one end is screw thread portion (7), screw thread portion (7) inboard is for detecting section A (8) and it is connected, the design has on sliding sleeve (6) to detect section B (9).
2. The weldment concentricity gauge of claim 1, wherein: the detection section A (8) and the detection section B (9) use the threaded part (7) as a reference and meet the requirement of detection coaxiality.
3. The weldment concentricity gauge of claim 1, wherein: the length of the thread part (7) is matched with the detection threaded hole (2).
4. A detection method using the weldment coaxiality gauge of claim 1, characterized by comprising the steps of: the method comprises the following steps: a threaded part (7) of the coaxiality gauge is screwed into a threaded hole (2) of a product (1), a detection section A (8) enters a detection hole A (3), and the screwing depth of the threaded part (7) is flush with the end face of the threaded hole (2); a sliding sleeve (6) for detecting the sliding coaxiality, and a detection hole B (4) for detecting the other end of the product (1); the judging method comprises the following steps: the coaxiality inspection tool comprises a first condition that a threaded part (7) of a coaxiality inspection tool can be smoothly screwed into a threaded hole (2) of a product (1) and is flush with the end face of the threaded hole (2); under the second condition, the detection sliding sleeve (6) can smoothly pass through the detection hole B (4) at the other end of the product (1); and if the conditions I and II are met, judging that the product is qualified, and otherwise, judging that the product is unqualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010186513.1A CN111238351A (en) | 2020-03-17 | 2020-03-17 | Welding part coaxiality detection tool and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010186513.1A CN111238351A (en) | 2020-03-17 | 2020-03-17 | Welding part coaxiality detection tool and detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111238351A true CN111238351A (en) | 2020-06-05 |
Family
ID=70873578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010186513.1A Withdrawn CN111238351A (en) | 2020-03-17 | 2020-03-17 | Welding part coaxiality detection tool and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111238351A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664776A (en) * | 2020-07-16 | 2020-09-15 | 宁波长华长盛汽车零部件有限公司 | Utensil is examined to efficient fastener axiality |
| CN114018138A (en) * | 2021-11-10 | 2022-02-08 | 蚌埠凯盛工程技术有限公司 | A glass conveying combined roller coaxiality detection device and detection method |
-
2020
- 2020-03-17 CN CN202010186513.1A patent/CN111238351A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664776A (en) * | 2020-07-16 | 2020-09-15 | 宁波长华长盛汽车零部件有限公司 | Utensil is examined to efficient fastener axiality |
| CN114018138A (en) * | 2021-11-10 | 2022-02-08 | 蚌埠凯盛工程技术有限公司 | A glass conveying combined roller coaxiality detection device and detection method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200605 |