CN202362208U - Welding strength tester of projection-welding thread assembly - Google Patents
Welding strength tester of projection-welding thread assembly Download PDFInfo
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- CN202362208U CN202362208U CN2011204803186U CN201120480318U CN202362208U CN 202362208 U CN202362208 U CN 202362208U CN 2011204803186 U CN2011204803186 U CN 2011204803186U CN 201120480318 U CN201120480318 U CN 201120480318U CN 202362208 U CN202362208 U CN 202362208U
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a welding strength tester of a projection-welding thread assembly, comprising a pressure head bolt (1). The pressure head bolt (1) is screwed with a protrusion-welding nut (3); a protrusion-welding base plate (2) is supported on an upward opening end of a supporting sleeve (4), and the protrusion-welding nut (3) is arranged below the protrusion-welding base plate (2). Through the technical scheme in the utility model, the structure is compact, and the manufacturing is convenient; the universality is stronger, and large-batch production is suitable; the service life of a tool is relatively long; the test efficiency is improved, and the test cost is also saved; and a chemical element test takes 1-2 days in the prior art, but the chemical element test takes 1-2 hours through the welding strength tester disclosed by the utility model.
Description
Technical field
The utility model belongs to the technical field of mechanical component test, relates to the experimental technique of thread part, and more particularly, the utility model relates to the weld strength test unit of projection welding screw element.
Background technology
In the prior art, carry out the not corresponding test frock of weld strength test of projection welding screw element, screw bolt and nut has only the chemical constitution that detects them.Its shortcoming is:
1, the chemical constitution of test material need be prepared a large amount of chemical reagent at every turn, so long cost of test period is than higher.
2, whether qualified mechanical property be to judge the important parameter of screw bolt and nut; The chemical constitution same material; Because of their mechanical property of process of thermal treatment difference has very big difference; For example the tensile strength of 45 steel annealed conditions is not less than 540MPa, and the tensile strength of cold drawn state is not less than 635MPa.
3, torque spanner can only detect the torsional property of projection welding screw bolt and nut, can not detect its vertical compressive property.
The utility model content
The utility model provides a kind of weld strength test unit of projection welding screw element, its objective is the weld strength that detects projection welding bolt or nut.
To achieve these goals, the technical scheme taked of the utility model is:
The weld strength test unit of the projection welding screw element that the utility model provided; Be used to detect the pressure test of the weld strength of projection welding bolt or project-welding nut; Described projection welding bolt or project-welding nut are welded on the projection welding base plate; Described process unit is provided with the pressure head bolt, and described pressure head bolt and project-welding nut screw; Described projection welding base plate is supported on the openend up of bearing sleeve, and the position of described project-welding nut is below described projection welding base plate.
Described bearing sleeve is located on the testing machine worktable of omnipotent mechanical test machine.
The test method that the utility model also provides the weld strength test unit of above-described projection welding screw element to adopt is used for the pressure test to the weld strength of project-welding nut, and its goal of the invention is identical with technique scheme.
The process of this test method is:
1, at first selecting suitable pressure head bolt to screw in is welded in the threaded hole of the project-welding nut on the projection welding base plate;
2,, bearing sleeve is fixed on the testing machine worktable of omnipotent mechanical test machine through the mounting hole of bearing sleeve;
3, then mounted test exemplar of the 1st step is placed on the top of bearing sleeve;
4, select the suitable range of omnipotent mechanical test machine by test standard, on the pressure head bolt, exert pressure, read the size of test power, can judge according to standard whether the welding performance of project-welding nut is qualified simultaneously.
In addition, the test method that the utility model also provides a kind of weld strength test unit of projection welding screw element to adopt is used for the pressure test to the weld strength of projection welding bolt, and its technical scheme is:
In this test method, described pressure head bolt is the projection welding bolt, with the head replacement project-welding nut of projection welding bolt, on the projection welding bolt, exerts pressure, and detects the welding performance of projection welding bolt.
The utility model adopts technique scheme, and compact conformation is easily manufactured; Versatility is more intense, is fit to produce in enormous quantities; The serviceable life of frock is than higher; Improved test efficiency, practiced thrift experimentation cost simultaneously, doing chemical constitution in the past needs 1～2 day, just accomplishes in present 1～2 hour.
Description of drawings
Make brief description in the face of the expressed content of the accompanying drawing of this instructions and the mark among the figure down:
Fig. 1 is the bolt tension test technology apparatus structure synoptic diagram in the utility model;
Be labeled as among the figure:
1, pressure head bolt, 2, the projection welding base plate, 3, project-welding nut, 4, bearing sleeve, 5, the testing machine worktable.
Embodiment
Contrast accompanying drawing below,, the embodiment of the utility model is done further detailed explanation, inventive concept, the technical scheme of the utility model are had more complete, accurate and deep understanding to help those skilled in the art through description to embodiment.
The utility model is made for the weld strength of the mechanical property that detects bolt and nut and projection welding bolt and nut.
Like the structure of the expressed the utility model of Fig. 1, be a kind of weld strength test unit of projection welding screw element, its goal of the invention is the pressure test that is used to detect the weld strength of projection welding bolt or project-welding nut 3.
The technical scheme that the utility model is taked is:
As shown in Figure 1; The weld strength test unit of the projection welding screw element that the utility model provided; Described projection welding bolt or project-welding nut 3 are welded on the projection welding base plate 2, and described process unit is provided with pressure head bolt 1, and described pressure head bolt 1 screws with project-welding nut 3; Described projection welding base plate 2 is supported on the openend up of bearing sleeve 4, and the position of described project-welding nut 3 is below described projection welding base plate 2.
Described bearing sleeve 4 is located on the testing machine worktable 5 of omnipotent mechanical test machine.
The test method that the utility model also provides the weld strength test unit of above-described projection welding screw element to adopt is used for the pressure test to the weld strength of project-welding nut 3, and its goal of the invention is identical with technique scheme.
The process of this test method is:
1, at first selecting suitable pressure head bolt 1 to screw in is welded in the threaded hole of the project-welding nut on the projection welding base plate 2;
2 mounting holes through bearing sleeve 4 are fixed on bearing sleeve 4 on the testing machine worktable 5 of omnipotent mechanical test machine;
3, then mounted test exemplar of the 1st step is placed on the top of bearing sleeve 4;
4, select the suitable range of omnipotent mechanical test machine by test standard, on pressure head bolt 1, exert pressure, test power loading direction as shown in Figure 1 is read the size of test power, can judge according to standard whether the welding performance of project-welding nut 3 is qualified simultaneously.
In addition, the test method that the utility model also provides a kind of weld strength test unit of projection welding screw element to adopt is used for the pressure test to the weld strength of projection welding bolt, and its technical scheme is:
In this test method, described pressure head bolt 1 is the projection welding bolt, with the head replacement project-welding nut 3 of projection welding bolt, on the projection welding bolt, exerts pressure, and detects the welding performance of projection welding bolt.
Adopt technique scheme, have the following advantages:
1, compact conformation, easily manufactured.
2, versatility is more intense, is fit to produce in enormous quantities.The specification manufacturing series frock that can detect nut as required satisfies the demand of test.
3, improved test efficiency, practiced thrift experimentation cost simultaneously, doing chemical constitution in the past needs 1～2 day, just accomplishes in present 1～2 hour.
Combine accompanying drawing that the utility model has been carried out exemplary description above; Obviously the concrete realization of the utility model does not receive the restriction of aforesaid way; As long as adopted the method design of the utility model and the improvement of the various unsubstantialities that technical scheme is carried out; Or the design of the utility model and technical scheme are directly applied to other occasion without improving, all within the protection domain of the utility model.
Claims (2)
1. the weld strength test unit of a projection welding screw element; Be used to detect the pressure test of the weld strength of projection welding bolt or project-welding nut (3); Described projection welding bolt or project-welding nut (3) are welded on the projection welding base plate (2); It is characterized in that: described process unit is provided with pressure head bolt (1), and described pressure head bolt (1) screws with project-welding nut (3); Described projection welding base plate (2) is supported on the openend up of bearing sleeve (4), and the position of described project-welding nut (3) is in the below of described projection welding base plate (2).
2. according to the weld strength test unit of the described projection welding screw element of claim 1, it is characterized in that: described bearing sleeve (4) is located on the testing machine worktable (5) of omnipotent mechanical test machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204803186U CN202362208U (en) | 2011-11-28 | 2011-11-28 | Welding strength tester of projection-welding thread assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204803186U CN202362208U (en) | 2011-11-28 | 2011-11-28 | Welding strength tester of projection-welding thread assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202362208U true CN202362208U (en) | 2012-08-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204803186U Expired - Fee Related CN202362208U (en) | 2011-11-28 | 2011-11-28 | Welding strength tester of projection-welding thread assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202362208U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494947A (en) * | 2011-11-28 | 2012-06-13 | 芜湖市中兴机械技术开发有限公司 | Welding strength test unit of projection welded threaded part and test method thereof |
| CN104819902A (en) * | 2015-05-15 | 2015-08-05 | 中国重汽集团济南动力有限公司 | Projection-welding shaft-type component welding-strength nondestructive detection tool |
-
2011
- 2011-11-28 CN CN2011204803186U patent/CN202362208U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494947A (en) * | 2011-11-28 | 2012-06-13 | 芜湖市中兴机械技术开发有限公司 | Welding strength test unit of projection welded threaded part and test method thereof |
| CN104819902A (en) * | 2015-05-15 | 2015-08-05 | 中国重汽集团济南动力有限公司 | Projection-welding shaft-type component welding-strength nondestructive detection tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120801 Termination date: 20161128 |