CN211825405U - Multi-angle shearing clamp for thin plate test piece - Google Patents
Multi-angle shearing clamp for thin plate test piece Download PDFInfo
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- CN211825405U CN211825405U CN202020336928.8U CN202020336928U CN211825405U CN 211825405 U CN211825405 U CN 211825405U CN 202020336928 U CN202020336928 U CN 202020336928U CN 211825405 U CN211825405 U CN 211825405U
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Abstract
The utility model discloses a sheet metal test piece multi-angle shearing jig, include: the first shear plate is provided with a plurality of first connecting holes along the circumferential direction; the cross section of the first fixing mechanism is square, and the first shear plate is fixed to the top of the first fixing mechanism along the central line direction of the first fixing mechanism; the first through groove is formed in the first fixing mechanism and penetrates from one side to the other side of the first fixing mechanism; the second shear plate is provided with a plurality of second connecting holes; the cross section of the second fixing mechanism is square, and the second shear plate is fixed at the bottom of the second fixing mechanism along the central line direction of the second fixing mechanism; the second through groove is formed in the second fixing mechanism and penetrates from one side to the other side of the second fixing mechanism; and the plate to be cut and welded sequentially penetrates through the first through groove and the second through groove. This anchor clamps make the sheet metal test piece can carry out the tensile test of multi-angle and equidirectional.
Description
Technical Field
The utility model relates to a sheet metal time multi-angle shearing jig belongs to the test fixture field.
Background
Aluminum alloys have now become the second largest body material to steel. The purpose of applying the aluminum alloy is to reduce the increase of the weight of the whole vehicle caused by new energy application. Compared with steel, the aluminum alloy has the advantages of small density, good corrosion resistance, good processing formability, higher specific strength and specific rigidity, high recycling rate and the like.
The aluminum alloy is widely applied to realize the light weight of the automobile body and also provides challenges for the existing automobile body connection technology, and the connection of parts of an all-aluminum automobile body, a steel-aluminum mixed automobile body and a multi-material composite automobile body not only relates to the same-material connection of the aluminum alloy, but also relates to the different-material connection between the aluminum alloy and steel, and between the aluminum alloy and other light materials. The connection technology of the aluminum alloy vehicle body mainly comprises three types: mechanical attachment, welding, and bonding.
To different aluminum alloy automobile body connection techniques, all will utilize the experiment to measure the mechanical properties that connects, the usable universal tensile testing machine of this patent is cuted, can set up vertical shearing and horizontal shearing as required to carry out certain change to the shearing angle on the basis of vertical shearing and horizontal shearing.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a developed a sheet metal test piece multi-angle shearing jig, made the sheet metal test piece can carry out the tensile test of multi-angle and not equidirectional, satisfied different experimental demands.
The utility model provides a technical scheme does:
a multi-angle shearing fixture for a thin plate test piece comprises:
a first specimen mechanism comprising:
the first shear plate is provided with a plurality of first connecting holes along the circumferential direction;
the cross section of the first fixing mechanism is square, and the first shear plate is fixedly arranged in the middle of the top of the first fixing mechanism;
the first through groove is cross-shaped and is formed in the first fixing mechanism, and the first through groove penetrates from one side to the other side of the first fixing mechanism;
a second test piece mechanism disposed symmetrically to the first test piece mechanism and including:
the second shear plate is provided with a plurality of second connecting holes;
the cross section of the second fixing mechanism is square, and the second shear plate is fixedly arranged in the middle of the bottom of the second fixing mechanism;
the second through groove is cross-shaped and is formed in the second fixing mechanism, and the second through groove penetrates from one side to the other side of the second fixing mechanism;
and the plate to be cut and welded sequentially penetrates through the first through groove and the second through groove to assemble the first test piece mechanism and the second test piece mechanism.
Preferably, the first shear plate and the second shear plate are both sector plates.
Preferably, the first connection holes are arranged at equal intervals along the sector plate.
Preferably, the number of the first connection holes is six.
Preferably, an angle between adjacent first connection holes is 15 ° in the sector plate.
Preferably, the first fixing mechanism is a cube
Preferably, the material of the first shear plate and the first fixing mechanism is 45 steel or q 235.
Preferably, the material of the thin plate to be shear welded is aluminum material.
Preferably, the first fixing mechanism is further symmetrically provided with fixing holes for fixing the plate to be cut and welded.
Beneficial effect: the utility model discloses a sheet metal test piece multi-angle shearing anchor clamps will treat that the welded sheet metal presss from both sides the clamp after fixing and carry out tensile test to the sheet metal of shearing, realized carrying out shear test's purpose to sheet metal welding test piece on universal tensile testing machine, design the shear plate into fan-shaped structure to set up a plurality of connecting holes along fan-shaped structure's circumference, can carry out multi-angle shearing, satisfy experimental needs; simultaneously, design cross logical groove, the shearing angle that can not change directly carries out horizontal shear and vertical shearing to the sheet metal, this anchor clamps reasonable in design, it is experimental convenient, improve the measuring accuracy.
Drawings
FIG. 1 is the utility model discloses a sheet metal test piece multi-angle shearing jig's structural schematic.
Fig. 2 is a schematic structural diagram of the first test piece mechanism of the present invention.
Fig. 3 is a front view of the first test piece mechanism of the present invention.
Fig. 4 is a side view of the first test piece mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the first fixing mechanism of the present invention.
Fig. 6 is a schematic structural diagram of a second fixing mechanism according to the present invention.
Fig. 7 is a schematic structural view of the forked connector of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1-7, the utility model provides a sheet metal test piece multi-angle shearing anchor clamps, include: the first fixing mechanism 110, the first cutting plate 120, the first connecting hole 121, the second fixing mechanism 210, the second cutting plate 220, the second connecting hole 221, and the thin plate 300 to be cut.
As shown in fig. 1, the multi-angle shearing jig for a thin plate specimen includes: the device comprises a first test piece mechanism, a second test piece mechanism and a to-be-sheared sheet 300, wherein the first test piece mechanism and the second test piece mechanism are rotationally symmetrical and are used for fixing the to-be-sheared sheet 300.
As shown in fig. 2 to 4, the first specimen mechanism includes: first fixed establishment 110 and first shear plate 120, first shear plate 120 is along the fixed top that sets up at first fixed establishment 110 of the central line direction of first fixed establishment 110, and first shear plate 120 is fan-shaped structure, has seted up a plurality of first connecting holes 121 along the circumference of first shear plate 120 for be connected first test piece mechanism with omnipotent tensile testing machine, realize the multi-angle and connect.
In the present invention, it is preferable that the number of the first connection holes 121 is six.
In the present invention, as a preferable mode, the included angle between the adjacent first connection holes 121 is 15 °.
As shown in fig. 5, the cross section of the first fixing mechanism 110 is a square structure, and in the present invention, preferably, the first fixing mechanism 110 is a cube structure, and the first cutting plate 120 is vertically fixed on the top of the cube.
The first fixing mechanism 110 includes a first surface 110a, a second surface 110b, a third surface, a fourth surface, and two first side surfaces 110c and second side surfaces, wherein the first surface 110a, the second surface 110b, the third surface 110b, the fourth surface 110, the first shear plate 120 and the second shear plate are sequentially and continuously disposed, and the first side surface 110a, the second surface 110b, the third surface 110b, the fourth surface, the first side surface 110c, the second side surface 110c, the third surface, the fourth surface 110c, the second shear plate 120, the second shear plate, the third surface.
The first fixing mechanism 110 is provided with a first through groove 111, and the first through groove 111 penetrates from the first side surface 110c to the second side surface of the first fixing mechanism 110.
In the present invention, the first through groove 111 is preferably a cross shape.
On the first fixing mechanism 110, the first surface 110a, the second surface 110b, the third surface and the fourth surface are respectively provided with first threaded connection holes 112 symmetrically arranged, the first threaded connection holes 112 are through holes and are communicated with a first through groove 111 arranged inside the first fixing mechanism 110, and the first threaded connection holes 112 are used for positioning the thin plate 300 to be cut.
In the present invention, preferably, the number of the screw connection holes 112 on the first surface 110a, the second surface 110b, the third surface, and the fourth surface is equal to two, and is symmetrically arranged along the center line of the first fixing mechanism 110.
In the present invention, as an optimization, the material of the first shear plate 120 and the first fixing mechanism 110 is 45 steel or q 235.
As shown in fig. 1, the second specimen mechanism has the same structure as the first specimen mechanism and is rotationally symmetrical to the first specimen mechanism, and the second specimen mechanism includes: the second fixing mechanism 210 and the second shear plate 220, the second shear plate 220 is vertically fixed at the bottom of the second fixing mechanism, and the second shear plate 220 and the first shear plate 120 are located in the same plane and are symmetrical along the center of the weld of the thin plate 300 to be sheared.
The second shear plate 220 is of a fan-shaped structure, and a plurality of second connecting holes 221 are formed in the circumferential direction of the second shear plate 220 and used for connecting the second test piece mechanism with the universal tensile testing machine, so that multi-angle connection is achieved.
In the present invention, it is preferable that the number of the second connection holes 221 is six.
In the present invention, as a preferable example, the included angle between the adjacent second connection holes 221 is 15 °.
As shown in fig. 1 or fig. 6, the cross section of the second fixing mechanism 210 is a square structure, and in the present invention, preferably, the second fixing mechanism 210 is a cube structure, and the second cutting plate 220 is vertically fixed and arranged at the bottom of the cube along the central line direction of the second fixing mechanism 210.
The second fixing mechanism 210 includes a fifth surface 210a, a sixth surface 210b, a seventh surface, an eighth surface, and two oppositely disposed third side surfaces 210c and fourth side surfaces, wherein the fifth surface is a top end surface of the second fixing mechanism 210, the sixth surface 210b is a front end surface of the second fixing mechanism 210, the seventh surface is a bottom end surface of the second fixing mechanism, the eighth surface is a rear end surface of the second fixing mechanism 210, and the second shear plate 220 is fixedly disposed on the seventh surface.
The second fixing mechanism 210 has a second through groove 211, and the second through groove 211 penetrates from the third side surface 210c to the fourth side surface of the second fixing mechanism 210.
On the second fixing mechanism 210, second threaded holes 212 are formed in the fifth surface 210a, the sixth surface 210b, the seventh surface and the eighth surface, the second threaded holes 212 are through holes and are communicated with second through grooves 211 formed in the second fixing mechanism 210, and the second threaded holes 212 are used for positioning the thin plate 300 to be cut.
In the present invention, as a preferable option, the number of the threaded connection holes 212 on the fifth surface 210a, the sixth surface 210b, the seventh surface, and the eighth surface is equally divided into two, and the two are symmetrically arranged along the center line of the second fixing mechanism 210.
In the present invention, as an optimization, the second shear plate 220 and the second fixing mechanism 210 are made of 45 steel or q 235.
In the present invention, the material of the sheet 300 to be cut is preferably aluminum.
The sheet 300 to be sheared sequentially passes through the first through groove 111 and the second through groove 211, and the first test piece mechanism and the second test piece mechanism are assembled to perform a tensile test.
As shown in fig. 7, the pronged connection includes: two lugs 410 that set up relatively, seted up connecting pin hole 411 on lug upper portion, the inner wall of lug 410 adopts coarse inner wall, makes lug 410 inseparabler when assembling with first shear plate 120 or second shear plate 220, and the assembly is more convenient. T shape connecting plate 420 sets up in the bottom of journal stirrup, and T shape connecting plate 420 includes horizontal part and vertical portion, horizontal part and two journal stirrup 410 bottom fixed connection, and vertical portion is connected with universal tester, carries out the centre gripping through universal tester to first test piece mechanism and second test piece mechanism, carries out tensile test.
During the experiment, in order to satisfy the multi-angle shearing requirement among the experimental requirements, first shear plate 120 and second shear plate 220 need be in the coplanar and along the central symmetry setting of welding seam, corresponding first connecting hole 121 and second connecting hole 221 are also symmetrical for the shearing force is symmetrical, when only doing conventional shearing test, adopts the connecting hole that becomes 90 with the horizontal line.
The thin plate 300 to be sheared sequentially passes through the first through groove 111 and the second through groove 211, then the first test piece mechanism and the second test piece mechanism are assembled, the thin plate 300 to be sheared is fixed through the screws, the first threaded hole 112 and the second threaded hole 212, the first test piece mechanism and the second test piece mechanism are respectively assembled with the clamping portion of the universal tensile testing machine through the two forked connecting pieces 400, the first test piece mechanism and the second test piece mechanism are integrally stretched, and therefore the purpose of testing is achieved.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (9)
1. The utility model provides a multi-angle shearing jig of sheet metal test piece which characterized in that includes:
a first specimen mechanism comprising:
the first shear plate is provided with a plurality of first connecting holes along the circumferential direction;
the cross section of the first fixing mechanism is square, and the first shear plate is vertically and fixedly arranged at the top of the first fixing mechanism along the direction of the central line of the first fixing mechanism;
the first through groove is cross-shaped and is formed in the first fixing mechanism, and the first through groove penetrates from one side to the other side of the first fixing mechanism;
a second specimen mechanism comprising:
the second shear plate is provided with a plurality of second connecting holes;
the cross section of the second fixing mechanism is square, and the second shear plate is vertically and fixedly arranged at the bottom of the second fixing mechanism along the direction of the central line of the second fixing mechanism;
the second through groove is cross-shaped and is formed in the second fixing mechanism, and the second through groove penetrates from one side to the other side of the second fixing mechanism;
the to-be-sheared and welded plate sequentially penetrates through the first through groove and the second through groove to assemble the first test piece mechanism and the second test piece mechanism;
and the second shear plate and the first shear plate are symmetrical along the center of the weld joint of the plate to be sheared and welded.
2. The multi-angle shearing fixture for the thin plate test piece as claimed in claim 1, wherein the first shearing plate and the second shearing plate are both sector plates.
3. The multi-angle shearing fixture for the thin plate test piece as claimed in claim 2, wherein the first connecting holes are arranged at equal intervals along the fan-shaped plate.
4. The multi-angle shearing fixture for thin plate test pieces as claimed in claim 3, wherein the number of the first connecting holes is six.
5. The multi-angle shearing fixture for thin plate test pieces as claimed in claim 4, wherein the included angle between adjacent first connection holes on the sector plate is 15 °.
6. The multi-angle shearing fixture for thin plate test pieces as recited in claim 5, wherein the first fixing mechanism is a cube.
7. The multi-angle shearing fixture for the thin plate test piece as claimed in claim 6, wherein the first shearing plate and the first fixing mechanism are made of 45 steel or q 235.
8. The multi-angle shearing fixture for the thin plate test piece as claimed in claim 7, wherein the thin plate to be sheared and welded is made of aluminum.
9. The multi-angle shearing fixture for the thin plate test piece as recited in claim 8, wherein the first fixing mechanism is further symmetrically provided with fixing holes for fixing the welded plate to be sheared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020336928.8U CN211825405U (en) | 2020-03-18 | 2020-03-18 | Multi-angle shearing clamp for thin plate test piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020336928.8U CN211825405U (en) | 2020-03-18 | 2020-03-18 | Multi-angle shearing clamp for thin plate test piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211825405U true CN211825405U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020336928.8U Expired - Fee Related CN211825405U (en) | 2020-03-18 | 2020-03-18 | Multi-angle shearing clamp for thin plate test piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211825405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238925A (en) * | 2020-03-18 | 2020-06-05 | 吉林大学 | Multi-angle shearing clamp for thin plate test piece |
| CN113029769A (en) * | 2021-03-10 | 2021-06-25 | 湘潭大学 | Stretching experiment clamp capable of adjusting angle and being flexibly installed |
-
2020
- 2020-03-18 CN CN202020336928.8U patent/CN211825405U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238925A (en) * | 2020-03-18 | 2020-06-05 | 吉林大学 | Multi-angle shearing clamp for thin plate test piece |
| CN113029769A (en) * | 2021-03-10 | 2021-06-25 | 湘潭大学 | Stretching experiment clamp capable of adjusting angle and being flexibly installed |
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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: 20201030 Termination date: 20210318 |