CN211042926U - Projection welding nut detection device - Google Patents
Projection welding nut detection device Download PDFInfo
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- CN211042926U CN211042926U CN201922017435.8U CN201922017435U CN211042926U CN 211042926 U CN211042926 U CN 211042926U CN 201922017435 U CN201922017435 U CN 201922017435U CN 211042926 U CN211042926 U CN 211042926U
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- projection
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- 238000003466 welding Methods 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000011158 quantitative evaluation Methods 0.000 abstract description 2
- 238000012113 quantitative test Methods 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a projection nut detection device relates to welding projection welding detection device technical field. This projection nut detection device includes: the jack is fixed on the movable rack, the axial lead of the jack and the axial lead of the bolt matched with the projection welding nut to be detected are positioned on the same straight line, and the bolt is matched and connected with the projection welding nut to be detected; the jack seat plate is fixed on the jack seat plate, and the jack seat plate is fixed on the jack; the dynamometer seat plate is fixedly provided with a dynamometer, and the axial lead of a force measuring rod on the dynamometer and the axial lead of the projection welding nut to be detected are located on the same straight line. The utility model provides a manual dynamometry of projection welding nut can not quantitative evaluation and test, exclusive tensile machine weld dress production site operation inconvenient with remove inflexible problem, promoted the quality that projection welding nut detected.
Description
Technical Field
The utility model relates to a welding projection welding detection device technical field, in particular to projection welding nut detection device.
Background
In order to better produce the white automobile body of the automobile and effectively control the welding quality, ejection force intensity authentication needs to be carried out on the welding intensity of the projection welding nut before formal production in a welding workshop. The traditional projection welding nut ejection force strength authentication is that firstly, manual hammering is adopted, and the defect is that quantitative judgment on the ejection force cannot be carried out; secondly, a special ejection force detection device is adopted and arranged in a laboratory, the power source is electric power conventionally, and the defects that quality judgment cannot be carried out on a production site in time and tooling cost is high are overcome. How to timely detect the ejection force of the projection welding nut on a production field needs to be improved urgently.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a projection nut detection device to solve the artifical dynamometry of projection nut and can not evaluate and evaluate quantitatively, exclusive tensile machine welds the inconvenient and inflexible problem of removal of dress production site operation.
In order to solve the technical problem, the embodiment of the utility model provides a projection nut detection device, projection nut detection device includes:
the jack is fixed on the movable rack, the axial lead of the jack and the axial lead of the bolt matched with the projection welding nut to be detected are positioned on the same straight line, and the bolt is matched and connected with the projection welding nut to be detected;
the jack seat plate is fixed on the jack seat plate, and the jack seat plate is fixed on the jack;
the dynamometer seat plate is fixedly provided with a dynamometer, and the axial lead of a force measuring rod on the dynamometer and the axial lead of the projection welding nut to be detected are located on the same straight line.
Further, the moving stage includes:
the jack is fixed on the base plate;
the two groups of vertical plate supporting plate combined structures and the two groups of sliding structures are symmetrically distributed around the axial lead of the jack and are fixed on the base plate;
the cover plate is fixed on the two groups of vertical plate supporting plate combined structures, and the dynamometer is fixed between the cover plate and the dynamometer seat plate.
Furthermore, any one of the two groups of vertical plate and supporting plate combined structures at least comprises two vertical plates and five supporting plates;
the five supporting plates are parallel to the base plate and fixed between the two vertical plates, and the two vertical plates are perpendicular to the base plate respectively.
Furthermore, any one of the two groups of sliding structures at least comprises a guide rail, a first guide sleeve, a second guide sleeve and a limiting block;
the guide rail is vertically fixed between the base plate and the cover plate;
the first guide sleeve and the second guide sleeve are fixed on the guide rail, and the limiting block is fixed between the first guide sleeve and the second guide sleeve.
Further, the utility model discloses a projection nut detection device still includes:
the first connecting plate is fixed on the first guide sleeve and is vertically connected with the jack seat plate, and the jack seat plate is parallel to the base plate;
and the second connecting plate is fixed on the second guide sleeve and is vertically connected with the dynamometer seat plate, and the dynamometer seat plate is parallel to the base plate.
Further, the distance between the dynamometer seat plate and the base plate is larger than the height of the jack.
Further, the sleeve assembly at least comprises an inner sleeve and an outer sleeve, and the bolt is fixed on the inner sleeve through an adjusting bolt.
Further, the projection welding nut test block to be detected is positioned between the bolt and the sleeve component.
The utility model has the advantages that:
most of the existing detection equipment is fixed in a laboratory, has a frame structure, and evaluates the ejection force of the projection welding nut through an external computer display. The utility model discloses take "jack-bolt-nut-dynamometer" to establish ties through the frock subassembly, can adapt to the projection welding nut quality detection demand of different specifications size through the adjustable supporting sleeve of one set of internal diameter size simultaneously, wholly arrange to carry out projection welding nut ejection force on the mobile rack and evaluate, solved projection welding nut manual force measurement can not quantitative evaluation, exclusive tensile machine welds the inconvenient and inflexible problem of removal of dress production site operation.
Drawings
Fig. 1 shows a schematic structural view of a projection nut detection device provided by an embodiment of the present invention;
fig. 2 is a schematic sectional view of a-a of a projection nut detection apparatus according to an embodiment of the present invention;
fig. 3 shows a schematic cross-sectional structure diagram of B-B of the projection nut detection apparatus provided in the embodiment of the present invention.
Description of reference numerals:
1-a jack; 2-moving the gantry; 3-a guide rail; 4-a first guide sleeve; 5-a second guide sleeve; 6-a limiting block; 7-a force gauge; 8 dynamometer saddle; 9-jack seat plate; 10-a sleeve assembly; 11-a first adjusting bolt; 12-a second adjusting bolt; 13-a bolt; 14-projection welding nut test piece to be detected.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. In the following description, specific details are provided, such as specific configurations and components, merely to facilitate a thorough understanding of embodiments of the invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The utility model discloses to the artifical dynamometry of projection welding nut can not the ration evaluate and evaluate, exclusive tensile machine welds the inconvenient problem of dress production site operation and removal inflexibility, provide a projection welding nut detection device.
As shown in fig. 1, an embodiment of the present invention provides a projection welding nut detection device, including:
the jack 1 is fixed on the movable rack 2, the axial lead of the jack 1 and the axial lead of a bolt 13 matched with the projection welding nut to be detected are positioned on the same straight line, and the bolt 13 is matched and connected with the projection welding nut to be detected;
a jack base plate 9, wherein a sleeve component 10 is fixed on the jack base plate 9, and the jack base plate 9 is fixed on the jack 1;
the device comprises a dynamometer seat plate 8, wherein a dynamometer 7 is fixedly arranged on the dynamometer seat plate 8, and the axial lead of a force measuring rod on the dynamometer 7 and the axial lead of a projection welding nut to be detected are located on the same straight line.
It should be noted that, the embodiment of the present invention provides a digital display tension meter, which is preferred to be used as the tension meter, and can effectively display the specific value of the tension in the testing process, and can judge the tension testing result by the value.
Optionally, the mobile gantry 2 includes:
the jack 1 is fixed on the base plate;
the two groups of vertical plate supporting plate combined structures and the two groups of sliding structures are symmetrically distributed around the axial lead of the jack 1 and are fixed on the base plate;
the cover plate is fixed on the two groups of vertical plate supporting plate combined structures, and the dynamometer 7 is fixed between the cover plate and the dynamometer seat plate 8;
it should be noted that movable components, such as wheels, can be arranged below the base plate, which is a base of the mobile platform 2, and the jack 1 is fixed on the base plate; the vertical plate supporting plate combined structures are symmetrically arranged on two sides of the axial lead of the jack 1, and two groups of sliding structures are respectively arranged on the inner sides of the two groups of vertical plate supporting plate combined structures along the axial lead of the jack 1 and are fixed on the base plate; the cover plate is fixed on the combined structure of the two groups of vertical plate supporting plates, and the cover plate is a top seat of the movable rack 2.
Specifically, any one of the two groups of vertical plate and supporting plate combined structures at least comprises two vertical plates and five supporting plates;
the five supporting plates are parallel to the base plate and fixed between the two vertical plates, and the two vertical plates are perpendicular to the base plate respectively.
It should be noted that, any one of the two sets of vertical plate and supporting plate combination structures at least includes two vertical plates and five supporting plates in order to increase the stability of the moving rack 2, so that the moving rack 2 is not easily damaged when a jacking force test is performed.
Specifically, any one of the two sets of sliding structures at least comprises a guide rail 3, a first guide sleeve 4, a second guide sleeve 5 and a limiting block 6;
the guide rail 3 is vertically fixed between the base plate and the cover plate;
the first guide sleeve 4 and the second guide sleeve 5 are fixed on the guide rail 3, and the limiting block 6 is fixed between the first guide sleeve 4 and the second guide sleeve 5.
Optionally, the embodiment of the present invention further includes:
the first connecting plate is fixed on the first guide sleeve 4 and is vertically connected with the jack seat plate 9, and the jack seat plate 9 is parallel to the base plate;
and the second connecting plate is fixed on the second guide sleeve 5, the second connecting plate is vertically connected with the dynamometer seat plate 8, and the dynamometer seat plate 8 is parallel to the base plate.
It should be noted that the first guide sleeve 4 is used for sliding the jack seat plate 9, and the jack seat plate 9 is fixed on the first connecting plate and is parallel to the base plate; the second guide sleeve 5 is used for sliding a seat plate of the dynamometer 8, and the dynamometer seat plate 8 is fixed on the second connecting plate and is parallel to the base plate; the limiting block 6 is fixed between the first guide sleeve 4 and the second guide sleeve 5, so that the second guide sleeve 5 can be prevented from sliding downwards.
Optionally, the distance between the dynamometer seat plate 8 and the base plate is greater than the height of the jack 1. Here, the height of the jack 1 refers to a minimum height when the top of the jack is not operated.
As shown in fig. 2, the embodiment of the present invention adjusts the position of the first adjusting bolt 11 through the plurality of second adjusting bolts 12, and the bolt 13 to be tested is fixed inside the sleeve component 10, and the projection welding nut test piece 14 to be tested can be effectively positioned.
As shown in fig. 3, the sleeve assembly 10 of the present invention at least includes an inner sleeve and an outer sleeve, and the bolt 13 is fixed on the inner sleeve by an adjusting bolt.
It should be noted that different bolt assemblies and test pieces are adopted according to the specifications of the projection welding nut to be tested. Specifically, the projection nut test piece 14 to be detected is located between the bolt 13 and the sleeve assembly 10. The two are connected together and placed on the sleeve assembly 10 and the load cell is placed on the load cell seat plate 8. And ensuring that the axial lead of the bolt 13, the axial lead of the dynamometer 7 and the axial lead of the jack 1 are positioned on the same straight line.
It should be noted that the jack 1 is operated to lift, and the jack seat plate 9 drives the sleeve component 10 to lift and contact with the dynamometer seat plate 8. And continuing to lift the jack 1, wherein the dynamometer 7 generates elastic strain, and the bolt 13 at the lower part receives downward force until the projection welding nut on the projection welding nut test block 14 to be detected is torn. And observing the reading of the external display screen of the dynamometer 7, comparing and judging the reading with the technical standard, and judging whether the strength of the projection welding nut meets the requirement or not.
In summary, most of the existing detection devices are fixed in a laboratory, have a frame structure, and are used for evaluating the ejection force of the projection welding nut through an external computer display. The embodiment of the utility model adopts the technical proposal that the jack, the bolt, the nut and the dynamometer are connected in series through the tool assembly and are integrally arranged on the movable rack for evaluating the ejection force of the projection welding nut, so that the quality detection can be conveniently carried out on the welding production field, and the defect of a laboratory for specially detecting the tool arrangement is overcome; the jack is used as a power source, and the projection welding nut fixing assembly is simple in structure.
The foregoing is directed to the preferred embodiments of the present invention, and it will be understood by those skilled in the art that various changes and modifications may be made without departing from the principles of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides a projection nut detection device which characterized in that includes:
the jack (1) is fixed on the movable rack (2), the axial lead of the jack (1) and the axial lead of a bolt (13) matched with the projection welding nut to be detected are positioned on the same straight line, and the bolt (13) is matched and connected with the projection welding nut to be detected;
a jack seat plate (9), wherein a sleeve component (10) is fixed on the jack seat plate (9), and the jack seat plate (9) is fixed on the jack (1);
the device comprises a dynamometer seat plate (8), wherein a dynamometer (7) is fixedly arranged on the dynamometer seat plate (8), and the axial lead of a dynamometer rod on the dynamometer (7) and the axial lead of a projection welding nut to be detected are located on the same straight line.
2. A projection nut detection apparatus according to claim 1, characterized in that the moving stage (2) comprises:
the jack (1) is fixed on the base plate;
the two groups of vertical plate supporting plate combined structures and the two groups of sliding structures are symmetrically distributed around the axial lead of the jack (1) and are fixed on the base plate;
the cover plate is fixed on the two groups of vertical plate supporting plate combined structures, and the dynamometer (7) is fixed between the cover plate and the dynamometer seat plate (8).
3. A projection nut detecting device according to claim 2, wherein any one of the two sets of vertical plate-supporting plate combined structures comprises at least two vertical plates and five supporting plates;
the five supporting plates are parallel to the base plate and fixed between the two vertical plates, and the two vertical plates are perpendicular to the base plate respectively.
4. A projection nut detection apparatus according to claim 2, wherein any one of the two sets of sliding structures comprises at least a guide rail (3), a first guide sleeve (4), a second guide sleeve (5) and a stopper (6);
the guide rail (3) is vertically fixed between the base plate and the cover plate;
the first guide sleeve (4) and the second guide sleeve (5) are fixed on the guide rail (3), and the limiting block (6) is fixed between the first guide sleeve (4) and the second guide sleeve (5).
5. A projection nut detecting device according to claim 4, characterized by further comprising:
the first connecting plate is fixed on the first guide sleeve (4), is vertically connected with the jack seat plate (9), and the jack seat plate (9) is parallel to the base plate;
and the second connecting plate is fixed on the second guide sleeve (5), the second connecting plate is vertically connected with the dynamometer seat plate (8), and the dynamometer seat plate (8) is parallel to the base plate.
6. A projection nut detecting apparatus according to claim 2,
the distance between the dynamometer seat plate (8) and the base plate is larger than the height of the jack (1).
7. A projection nut detection apparatus according to claim 1, characterized in that the sleeve assembly (10) comprises at least two sleeves, an inner sleeve and an outer sleeve, and the bolt (13) is secured to the inner sleeve by means of an adjusting bolt.
8. A projection nut detection apparatus according to claim 1, characterized in that a test piece (14) of the projection nut to be detected is located between the bolt (13) and the sleeve member (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922017435.8U CN211042926U (en) | 2019-11-19 | 2019-11-19 | Projection welding nut detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922017435.8U CN211042926U (en) | 2019-11-19 | 2019-11-19 | Projection welding nut detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211042926U true CN211042926U (en) | 2020-07-17 |
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ID=71533136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922017435.8U Expired - Fee Related CN211042926U (en) | 2019-11-19 | 2019-11-19 | Projection welding nut detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211042926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113752183A (en) * | 2021-08-30 | 2021-12-07 | 东风模具冲压技术有限公司 | Projection welding bolt breakage detection positioning device |
-
2019
- 2019-11-19 CN CN201922017435.8U patent/CN211042926U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113752183A (en) * | 2021-08-30 | 2021-12-07 | 东风模具冲压技术有限公司 | Projection welding bolt breakage detection positioning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 |