CN219704714U - Impact constant acceleration environment test fixture - Google Patents
Impact constant acceleration environment test fixture Download PDFInfo
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- CN219704714U CN219704714U CN202223319185.1U CN202223319185U CN219704714U CN 219704714 U CN219704714 U CN 219704714U CN 202223319185 U CN202223319185 U CN 202223319185U CN 219704714 U CN219704714 U CN 219704714U
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- 238000012360 testing method Methods 0.000 title claims abstract description 60
- 230000001133 acceleration Effects 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to the field of impact and constant acceleration environment tests, in particular to an impact and constant acceleration environment test clamp, which comprises: a bottom plate; the mounting bracket, this mounting bracket detachable connection is at the bottom plate upper surface. According to the utility model, the plurality of threaded through holes are formed in the bottom plate, so that the complex assembly steps are effectively solved when the direction change test is performed, and the reversing can be performed by disassembling and assembling the connecting pieces through the four connecting holes at the bottom of the mounting frame. Due to the adoption of the operation groove, the problem that a long bolt is required to penetrate through the mounting frame to be connected with the bottom plate is effectively solved, and further the bolt length is reduced through the operation groove, so that the connecting hole and the threaded through hole of the mounting frame are quickly assembled and disassembled.
Description
Technical Field
The utility model relates to the field of impact and constant acceleration environment tests, in particular to an impact and constant acceleration environment test clamp.
Background
Before the special product is put into use, an environmental reliability test is carried out to evaluate the influence degree of the environment on the performance of the product. The impact and constant acceleration test is a part of the environmental reliability test, and the tested product needs to be rigidly connected with the table top of the environmental test equipment through the test clamp during the test, so that the test clamp plays an important role in the test process. Therefore, whether the design of each test fixture is good or bad, whether the manufacture and the assembly are simple or not reasonably directly influences the progress and the effect of the whole test.
Impact and constant acceleration environment tests are directional requirements. In the test process, the installation direction of a tested product or a clamp needs to be changed, if the test clamp is complex to assemble, the test auxiliary time can be increased, the production efficiency is low, and the production cost is increased; the test fixture is too heavy, so that the load thrust requirement on test equipment is increased, and the test effect cannot reach an ideal state certainly. The design principle of the test fixture is: the structure of the clamp is simple and reasonable, and is convenient to process and manufacture; the strength is maximum, the weight is relatively minimum, and the gravity center is reduced as much as possible; the assembly is simple, the use is safe and reliable, the test auxiliary time is shortened, the production efficiency is improved, and the production cost is reduced.
Disclosure of Invention
The utility model provides an impact and constant acceleration environment test fixture, which solves the problem that complicated installation steps are required to be repeated when products are tested in different directions, and simplifies the direction adjusting process by an adaptive installation frame and a threaded through hole.
The technical problems solved by the utility model can be realized by adopting the following technical scheme:
an impact, constant acceleration environment test fixture comprising:
a bottom plate;
the mounting bracket, this mounting bracket detachable connection is at the bottom plate upper surface.
Further, two sides of the bottom plate are respectively provided with a pair of handle threaded holes, and handles are connected in the handle threaded holes in a threaded manner.
Further, the bottom plate upper surface includes a pair of test bench connection face and frock connection face, the frock connection face is located between a pair of test bench connection face, the equidistance is opened on the test bench connection face has the test bench via hole, it has the screw thread via hole with the mounting bracket adaptation to open on the frock connection face, the mounting bracket can be dismantled with the screw thread via hole and be connected.
Further, the threaded through holes are at least two pairs, the positions of the threaded through holes are distributed in all directions of the mounting frame, and the threaded through holes are provided with assembling bosses.
Furthermore, the both sides are opened in the mounting bracket has the connection platform, a side is arc structure in the mounting bracket.
The two sides of the two ends of the mounting frame are provided with operation grooves, the bottom surfaces of the operation grooves and the bottom plate of the mounting frame are provided with connecting holes, and the connecting holes are detachably connected with the threaded through holes
The beneficial effects of the utility model are as follows: due to the fact that the plurality of threaded through holes are formed in the bottom plate, the problem that complicated assembly steps are needed when direction testing is conducted in a changing mode is effectively solved, and further the fact that reversing can be conducted through dismounting of connecting pieces of four connecting holes in the bottom of the mounting frame is achieved.
Due to the adoption of the operation groove, the problem that a long bolt is required to penetrate through the mounting frame to be connected with the bottom plate is effectively solved, and further the bolt length is reduced through the operation groove, so that the connecting hole and the threaded through hole of the mounting frame are quickly assembled and disassembled.
Due to the adoption of the handle, the problem of transferring the bottom plate and the mounting frame is effectively solved, and then the bottom plate and the mounting frame are moved through the handle when the test bed is required to be assembled.
Due to the adoption of the mounting frame, under the condition that the mounting of the tested product is unchanged, the mounting direction of the mounting frame can be changed to meet the requirement of the test direction, the test auxiliary time is greatly shortened, the production efficiency is improved, and the production cost is reduced again.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the mounting of the present utility model.
Fig. 3 is a schematic view of the base plate of the present utility model.
In the figure: 1-a bottom plate; 2-mounting frames; 3-a handle; 4-test bed via holes; 5-threading the via hole; 6-connecting a table; 7-operating slot.
Detailed Description
Example 1:
referring to fig. 1-3, which are schematic structural diagrams of embodiment 1 of the present utility model, an impact, constant acceleration environment test fixture, comprising:
a base plate 1;
the mounting bracket 2, this mounting bracket 2 can dismantle the connection at bottom plate 1 upper surface.
When in actual use, the method comprises the following steps: the bottom plate 1 is detachably connected with the test surface of the test bed, then the mounting frame 2 is detachably connected to the bottom plate 1, and then the test can be performed.
After the test is finished, the test direction is adjusted, the mounting frame 2 is detached from the bottom plate 1, then the direction of the mounting frame 2 is turned, and the mounting frame is connected with the bottom plate 1, so that the test in the other direction can be performed.
The mounting bracket 2 is hollow cuboid structure in this embodiment, under the condition that does not influence self intensity, has alleviateed anchor clamps self weight, has reduced the requirement to test bench load thrust, adopts machining shaping, and bottom plate 1 and mounting bracket 2 have reduced the processing process and the processing degree of difficulty through adopting split type structure.
Example 2:
referring to fig. 1, the present embodiment is different in that: two sides of the bottom plate 1 are respectively provided with a pair of handle threaded holes, and handles 3 are connected in the handle threaded holes in a threaded manner.
When in actual use, the method comprises the following steps: when rotating bottom plate 1 and mounting bracket 2, with handle 3 and handle screw hole threaded connection, through two people's cooperation, hold handle 3 with bottom plate 1 and mounting bracket 2 lift up, and transfer to the test bench, then with 3 unscrewing of handle can.
Example 3:
referring to fig. 1, the present embodiment is different in that: the upper surface of the bottom plate 1 comprises a pair of test bed connecting surfaces and a tool connecting surface, the tool connecting surface is positioned between the pair of test bed connecting surfaces, test bed through holes 4 are formed in the test bed connecting surfaces at equal intervals, threaded through holes 5 matched with the mounting frame 2 are formed in the tool connecting surface, and the mounting frame 2 is detachably connected with the threaded through holes 5.
When in actual use, the method comprises the following steps: the base plate 1 is tightly connected with the test bed through the test bed via hole by a bolt and the hole site on the test bed, and the mounting frame 2 is connected with the threaded via hole 5 by a bolt.
Example 4:
referring to fig. 3, the present embodiment is different in that: the number of the threaded through holes 5 is at least two, the positions of the threaded through holes 5 are located below the mounting frame 2, and the threaded through holes are provided with assembling bosses.
When in actual use, the method comprises the following steps: the threaded through holes 5 are positioned at the position of the bottom plate 1 to meet the requirements of connection of the installation frame 2Y+, Y-direction, Z+, Z-direction and X+, X-direction, and the installation frame 2 can be stably connected with the bottom plate 1 through the assembling bosses used for assembling gaskets during connection.
Example 5:
referring to fig. 1-2, the present embodiment differs in that: the two sides in the mounting frame 2 are provided with connecting tables 6, and one side in the mounting frame 2 is of an arc-shaped structure.
When in actual use, the method comprises the following steps: for adapting to the product connection, the connecting table 6 and the arc-shaped structure can be adapted to the installation of the product, and meanwhile, the installation frame 2 is internally provided with an installation hole connected with the product and is firmly connected with the product through the installation hole.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the scope of the knowledge of those skilled in the art without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (3)
1. An impact, constant acceleration environment test fixture, comprising:
a bottom plate (1);
the mounting frame (2) is detachably connected to the upper surface of the bottom plate (1);
two sides of the bottom plate (1) are respectively provided with a pair of handle threaded holes, and handles (3) are connected in the handle threaded holes in a threaded manner;
the upper surface of the bottom plate (1) comprises a pair of test bed connecting surfaces and a tool connecting surface, the tool connecting surface is positioned between the pair of test bed connecting surfaces, test bed through holes (4) are formed in the test bed connecting surfaces at equal intervals, threaded through holes (5) matched with the mounting frame (2) are formed in the tool connecting surface, and the mounting frame (2) is detachably connected with the threaded through holes (5);
the number of the threaded through holes (5) is at least two, the positions of the threaded through holes (5) are distributed in all directions of the mounting frame (2), and the threaded through holes are provided with assembling bosses.
2. The impact constant acceleration environment test fixture according to claim 1, wherein connecting tables (6) are arranged on two inner sides of the mounting frame (2), and one inner side surface of the mounting frame (2) is of an arc-shaped structure.
3. The impact constant acceleration environment test fixture according to claim 1, wherein the two sides of the two ends of the mounting frame (2) are provided with operation grooves (7), the bottom surface of each operation groove (7) is provided with a connecting hole with the mounting frame bottom plate (1), and the connecting holes are detachably connected with the threaded through holes (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223319185.1U CN219704714U (en) | 2022-12-10 | 2022-12-10 | Impact constant acceleration environment test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223319185.1U CN219704714U (en) | 2022-12-10 | 2022-12-10 | Impact constant acceleration environment test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219704714U true CN219704714U (en) | 2023-09-19 |
Family
ID=87977303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223319185.1U Active CN219704714U (en) | 2022-12-10 | 2022-12-10 | Impact constant acceleration environment test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219704714U (en) |
-
2022
- 2022-12-10 CN CN202223319185.1U patent/CN219704714U/en active Active
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