CN204903311U - A device for bending property test of ultra -thin plate welded joint smaller part footpath - Google Patents
A device for bending property test of ultra -thin plate welded joint smaller part footpath Download PDFInfo
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- CN204903311U CN204903311U CN201520535103.8U CN201520535103U CN204903311U CN 204903311 U CN204903311 U CN 204903311U CN 201520535103 U CN201520535103 U CN 201520535103U CN 204903311 U CN204903311 U CN 204903311U
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- die
- thin plate
- bending property
- test
- welding joint
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a device for bending property test of ultra -thin plate welded joint smaller part footpath, the device mainly include die holder, upper die base, terrace die, die, guide pillar, spring, clamp plate, die shank. The utility model discloses the technological effect that reaches is: it does not have the technique limitation to the isolated plant of ultra -thin plate (thickness is 0.10mm -0.20mm) welded joint bending property test at present to have broken through, the utility model discloses can realize carrying out the test of smaller part footpath bending property to ultra -thin plate welded joint, ensure that ultra -thin plate welded joint has a reliable joint quality in the later stage forming process, have most important effect to the military service life -span of improving the product. The device compact structure, simple structure, small quality lightly in the removal, do not have complicated mechanism and electrical equipment, easy operation, easy processing.
Description
Technical field
The utility model relates to a kind of proving installation, especially a kind of device for the test of ultra thin plate welding joint minor radius bending property.
Background technology
At present, in Aero-Space, Electronic Packaging, the fields such as precision manufactureing, its product forward high power, high density, the directions such as high reliability and green encapsulation particularly miniaturization develop rapidly, the number of structures needing ultra thin plate to connect rapidly increases, simultaneously also more and more harsh to the requirement of web member performance, no matter be macroscopic view, the welding of microscopic dimensions, the quality of its welding joint directly determines the reliability of product, the bending property of joint and toughness are the important performance indexes affecting thin-wall member, will through roll forming repeatedly when particularly belt part being prepared into and obturaging ring, if joint flex poor performance will ftracture in roll-forming process.
Defining in standard GB/T/T15825-2008 with minimum relative bending radius is the sheet metal bending and forming property test method of index, but it is only only applicable to the sheet metal of thickness 0.30mm-4.00mm, when thickness of slab be 0.10,0.20mm time, the test of the bending property of welding joint does not have national standard, the testing apparatus be not yet suitable for.For microstructured bend performance proving installation, the patent No. is disclose microstructure mechanical property bending tablet proving installation in the patent of invention of 201310233219.1, this apparatus structure more complicated, too much detection architecture has been installed, manufacturing cost is excessive, is comparatively applicable to scientific research institution, for general industry application its operation too complicated, cost is too high, is therefore badly in need of that a kind of cost is low, structure is simple, convenient operation, is applicable to the bending property testing device of ultra thin plate.
Utility model content
Based on above background, and the dirigibility of device and the feasibility of manufacture is considered when the design of device, the utility model discloses a kind of device for the test of ultra thin plate welding joint minor radius bending property, this device can the bending property of test ultra thin plate welding joint of efficiently and accurately, for the control of quality of weld joint, and ensure that the quality of product has great importance, the apparatus structure that this utility model provides is compact, easy to operate, strong adaptability.
The utility model solves the technical scheme that its technical matters adopts: a kind of device for the test of ultra thin plate welding joint minor radius bending property, comprise die shoe, upper bolster, punch, die, guide pillar, guide pin bushing, spring, pressing plate, register pin and die shank, it is characterized in that: for being fixedly connected with between die shoe with die, for being fixedly connected with between die shoe with guide pillar, for being slidably connected between guide pillar and upper bolster, for being fixedly connected with between punch with upper bolster, for being threaded between die shank with upper bolster, spring to be placed on guide pillar and and upper bolster, die shoe forms elastic deformation and connects, for being threaded between pressing plate with die.
As preferably: described punch and the width of die are all greater than the width of weld joint samples to be measured, and the thickness of punch is 0.80mm, the opened gap of die is the welding joint test plate (panel) thickness to be measured that the thickness of punch adds twice.
As preferably: described male bottom cambered surface radius is 0.40mm, punch and die and sample to be tested contact portion are shiny surface.
As preferably: the position that described die upper surface places sample to be tested has a groove, the length of groove and width equal length and the width of standard sample to be tested, the degree of depth of groove is less than standard sample to be tested thickness, and depth of groove is about the 90%-95% of sample to be tested thickness.
As preferably: described pressing plate to be placed on die and to utilize four to be threaded and is fixed.
As preferably: the axis of described guide pillar is mutually vertical with the plane at upper bolster, die shoe place.
As preferably: described die can be changed, to adapt to the survey welding joint of difformity size.
Principle of work of the present utility model is: be first positioned on die by ready weld joint samples to be measured, and use pressing plate to position sample, then pressurized equipment is adopted to apply certain pressure to die shank, order about upper bolster and act on spring, make spring generation elastic shrinkage, in this process, punch acts on welding joint test specimen to be measured, test specimen is made to be pressed in die, produce 180 ° of flexural deformations, after test specimen flexural deformation has been tested, remove pressure, upper bolster and punch recover original position under the action of the spring, finally take out welding joint test specimen to be measured, observation assessment is carried out to crooked joint sample.This apparatus structure is compact, simple structure, small size lightweight are convenient to mobile, do not have complicated mechanism and motor device, simple to operate, easily process.
The beneficial effects of the utility model are: for the bending property test of ultra thin plate welding joint provides a kind of pick-up unit, this device can the bending property of simple and effective assessment welding joint, can ensure that welding joint has stable quality in the processing and forming in later stage to a certain extent, increase product reliability in use, extend the service life of product.
Accompanying drawing explanation
Fig. 1 ultra thin plate welding joint minor radius bending property testing apparatus schematic diagram.
In the drawings, 1 is die shoe, and 2 is spring, and 3 is upper bolster, and 4 is guide pillar, and 5 is die shank, and 6 is punch, and 7 is pressing plate, and 8 is die.
Embodiment
As shown in Figure 1, a kind of device for the test of ultra thin plate welding joint minor radius bending property, comprise die shoe 1, upper bolster 3, punch 6, die 8, guide pillar 4, guide pin bushing, spring 2, pressing plate 7, register pin and die shank 5, for being fixedly connected with between die shoe 1 with die 8, for being fixedly connected with between die shoe 1 with guide pillar 4, for being slidably connected between guide pillar 4 and upper bolster 3, for being fixedly connected with between punch 6 with upper bolster 3, for being threaded between die shank 5 with upper bolster 3, spring 2 to be placed on guide pillar 4 and with upper bolster 3, die shoe 1 forms elastic deformation and connects, for being threaded between pressing plate 7 with die 8.Described punch 6 is all greater than the width of weld joint samples to be measured with the width of die 8, and the thickness of punch 6 is 0.80mm, and the opened gap of die 8 is the welding joint test plate (panel) thickness to be measured that the thickness of punch 6 adds twice.Bottom described punch 6, cambered surface radius is 0.40mm, and punch 6 and die 8 are shiny surface with sample to be tested contact portion.The position that described die 8 upper surface places sample to be tested has a groove, the length of groove and width equal length and the width of standard sample to be tested, the degree of depth of groove is less than standard sample to be tested thickness, and depth of groove is about the 90%-95% of sample to be tested thickness.Described pressing plate 7 to be placed on die 8 and to utilize four to be threaded and is fixed.The axis of described guide pillar 4 is mutually vertical with the plane at upper bolster 3, die shoe 1 place.Described die 8 can be changed, to adapt to the survey welding joint of difformity size.Above-mentioned die 8 can be changed, to adapt to the welding joint to be measured of difformity size.
Embodiment: first ready weld joint samples to be measured is positioned on die 8, and use pressing plate 7 pairs of samples to position, then pressurized equipment is adopted to apply certain pressure to die shank 5, order about upper bolster 3 and act on spring 2, make spring 2 that elastic shrinkage occur, in this process, punch 6 acts on welding joint test specimen to be measured, test specimen is made to be pressed in die 8, produce 180 ° of flexural deformations, after test specimen flexural deformation has been tested, remove pressure, upper bolster 3 and punch 6 recover original position under the action of the spring, finally take out welding joint test specimen to be measured, observation assessment is carried out to crooked joint sample.
Above disclosedly be only preferred embodiment of the present utility model, only can not limit the interest field of the utility model according to this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (7)
1. the device for the test of ultra thin plate welding joint minor radius bending property, comprise die shoe, upper bolster, punch, die, guide pillar, guide pin bushing, spring, pressing plate, register pin and die shank, it is characterized in that: for being fixedly connected with between die shoe with die, for being fixedly connected with between die shoe with guide pillar, for being slidably connected between guide pillar and upper bolster, for being fixedly connected with between punch with upper bolster, for being threaded between die shank with upper bolster, spring to be placed on guide pillar and to form elastic deformation with upper bolster, die shoe and is connected, for being threaded between pressing plate with die.
2. a kind of device for the test of ultra thin plate welding joint minor radius bending property according to claim 1, it is characterized in that: described punch and the width of die are all greater than the width of weld joint samples to be measured, the thickness of punch is 0.80mm, and the opened gap of die is the welding joint test plate (panel) thickness to be measured that the thickness of punch adds twice.
3. a kind of device for the test of ultra thin plate welding joint minor radius bending property according to claim 1 and 2, it is characterized in that: described male bottom cambered surface radius is 0.40mm, punch and die and sample to be tested contact portion are shiny surface.
4. a kind of device for the test of ultra thin plate welding joint minor radius bending property according to claim 1, it is characterized in that: the position that described die upper surface places sample to be tested has a groove, the length of groove and width equal length and the width of standard sample to be tested, the degree of depth of groove is less than standard sample to be tested thickness, and depth of groove is about the 90%-95% of sample to be tested thickness.
5. a kind of device for the test of ultra thin plate welding joint minor radius bending property according to claim 1, is characterized in that: described pressing plate to be placed on die and to utilize four to be threaded and is fixed.
6. a kind of device for the test of ultra thin plate welding joint minor radius bending property according to claim 1, is characterized in that: the axis of described guide pillar is mutually vertical with the plane at upper bolster, die shoe place.
7. a kind of device for the test of ultra thin plate welding joint minor radius bending property according to claim 1 or 4, is characterized in that: described die can be changed, to adapt to the survey welding joint of difformity size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520535103.8U CN204903311U (en) | 2015-07-23 | 2015-07-23 | A device for bending property test of ultra -thin plate welded joint smaller part footpath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520535103.8U CN204903311U (en) | 2015-07-23 | 2015-07-23 | A device for bending property test of ultra -thin plate welded joint smaller part footpath |
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| Publication Number | Publication Date |
|---|---|
| CN204903311U true CN204903311U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520535103.8U Expired - Fee Related CN204903311U (en) | 2015-07-23 | 2015-07-23 | A device for bending property test of ultra -thin plate welded joint smaller part footpath |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842072A (en) * | 2016-05-13 | 2016-08-10 | 中国石油大学(华东) | Integrated testing device and method for compression rigidity and bending rigidity of metal bipolar plate |
| CN110567809A (en) * | 2019-09-15 | 2019-12-13 | 史丹 | Stress detection equipment for PTFE (Polytetrafluoroethylene) plates |
-
2015
- 2015-07-23 CN CN201520535103.8U patent/CN204903311U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842072A (en) * | 2016-05-13 | 2016-08-10 | 中国石油大学(华东) | Integrated testing device and method for compression rigidity and bending rigidity of metal bipolar plate |
| CN110567809A (en) * | 2019-09-15 | 2019-12-13 | 史丹 | Stress detection equipment for PTFE (Polytetrafluoroethylene) plates |
| CN110567809B (en) * | 2019-09-15 | 2021-09-14 | 史丹 | Stress detection equipment for PTFE (Polytetrafluoroethylene) plates |
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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 |
Granted publication date: 20151223 Termination date: 20160723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |