CN211576510U - Strength test fixture - Google Patents
Strength test fixture Download PDFInfo
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- CN211576510U CN211576510U CN202020225567.XU CN202020225567U CN211576510U CN 211576510 U CN211576510 U CN 211576510U CN 202020225567 U CN202020225567 U CN 202020225567U CN 211576510 U CN211576510 U CN 211576510U
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- swing rod
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- strength
- eccentric gear
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- 238000012360 testing method Methods 0.000 title claims abstract description 75
- 239000011521 glass Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses an intensity test fixture, intensity test fixture includes: a vertical plate; the swing rod is arranged on the vertical plate and used for testing the strength of a sample to be tested; the first end of the oscillating bar is connected with the vertical plate and can move on the vertical plate along the vertical direction, the second end of the oscillating bar can move between a retracting position and at least one swinging position, and in the retracting position, the included angle of the oscillating bar opposite to the vertical plate is limited within a first preset angle range; and at the swinging position, the included angle of the opposite plates of the swing rod is limited within a second preset angle range. The utility model provides an intensity testing device, when testing the intensity of the sample to be tested, the sample to be tested is placed at the retracting position, and the first end of the swing rod moves on the vertical plate along the vertical direction to adjust the height of the swing rod on the vertical plate, so that the second end of the swing rod slides from at least one swinging position and then just falls at the retracting position; and the strength of the sample to be tested is further determined, and the accuracy of the strength test of the sample is improved.
Description
Technical Field
The utility model belongs to product strength test field especially relates to an intensity test tool.
Background
At present, the front cover plate of intelligent equipment such as a mobile phone or a computer is generally made of glass. In the use of above-mentioned smart machine, smart machine often can lead to the damage of leading apron of glass material and unable normal use because of falling.
In order to correctly evaluate the anti-falling performance of the intelligent device and facilitate corresponding improvement, in the prior art, not only the front side or the back side of the glass forming the front cover plate is subjected to strength test, but also the edge of the glass is subjected to strength test. The existing glass edge strength testing method comprises the following steps: tying a test heavy object on the bracket by using a rope, and manually measuring to adjust the height and the angle of the test heavy object; and (4) dropping the test weight from a specific height and then acting on the point to be tested, thereby testing the strength of the point to be tested. In the test process, the test heavy object is pulled by the rope, so that the influence of human factors can be caused, the test heavy object does not accurately act on the test point, and the test accuracy is further influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an intensity test fixture to the intensity at accurate test glass edge.
The utility model provides an intensity test fixture, include: a vertical plate; the swing rod is arranged on the vertical plate and used for testing the strength of a sample to be tested; the first end of the swing rod is connected with the vertical plate and can move on the vertical plate along the vertical direction, the second end of the swing rod can move between a retracting position and at least one swinging position, and in the retracting position, the included angle of the swing rod to the vertical plate is limited within a first preset angle range; and in the swinging position, the included angle of the swinging rod to the vertical plate is limited within a second preset angle range.
In one embodiment, the strength testing fixture further comprises a swing rod fixing plate; the swing rod fixing plate is installed on the vertical plate and connected with the first end of the swing rod, and is used for driving the first end of the swing rod to move on the vertical plate in the vertical direction.
In one embodiment, the strength testing jig further comprises an eccentric gear and a hand screw; the vertical plate is provided with a sliding groove, the eccentric gear is arranged in the sliding groove, the eccentric gear can move between a first rotating position and a second rotating position, the eccentric gear is meshed with the sliding groove at the first rotating position, and the eccentric gear can move in the vertical direction at the second rotating position; the hand-screwed screw is matched with the eccentric gear, and the hand-screwed screw is used for fixing the swing rod fixing plate on the eccentric gear.
In an implementation manner, an angle ruler is arranged on the swing rod fixing plate, an angle scale pointer is arranged at the first end of the swing rod, and the angle scale pointer and the angle ruler are in cooperation and used for determining an included angle of the swing rod to the vertical plate.
In an implementation manner, a height gauge is further arranged on the vertical plate, a height pointer is arranged on the swing rod fixing plate, and the height pointer and the height gauge are matched to determine the height of the swing rod fixing plate from the ground.
In one embodiment, the swing link comprises a rod body and a rod head; the first end of the rod body is connected to the vertical plate, and the second end of the rod body is connected with the rod head.
In one embodiment, the strength testing fixture further comprises: a connecting member; the connecting piece is used for connecting the first end of the rod body to the swing rod fixing plate.
In an implementation manner, the strength testing jig further comprises a base, and the base is connected with the vertical plate and used for supporting the vertical plate.
In an implementation mode, the base is further provided with a containing groove and fixing rubber; the accommodating groove is used for guiding the second end of the oscillating rod to move on the base, and the fixed rubber is arranged at one end of the accommodating groove and used for limiting the second end of the oscillating rod.
In an implementation mode, the base is further provided with an X-direction level gauge and a Y-direction level gauge, and the X-direction level gauge and the Y-direction level gauge are matched and used for detecting the levelness of the sample to be detected.
Based on the above, the utility model provides an intensity testing device, when the intensity of the sample that awaits measuring of test, will await measuring the sample and place packing up the position, the first end through the pendulum rod moves along vertical direction on the riser in order to adjust the pendulum rod high on the riser to the second end that makes the pendulum rod just falls and packs up the position after at least a swing position landing. Through the utility model discloses a device can pinpoint the examination position that awaits measuring to can make the pendulum rod accuracy fall the examination position that awaits measuring, and then the intensity of survey sample that awaits measuring, improved the accuracy of sample strength test.
Drawings
The accompanying drawings are included to provide a better understanding of the present invention and are not intended to constitute an undue limitation on the invention. Wherein: in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.
Fig. 1 is a schematic structural view of a strength testing jig of the present invention;
FIG. 2 is a structural view of the eccentric gear in the first rotational position of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a structural view of the eccentric gear in the second rotational position according to the present invention;
fig. 5 is a partial enlarged view of a portion a in fig. 4.
10, a vertical plate, 101, a sliding groove, 102, a height gauge, 103, a height pointer, 20, a swing rod, 201, a rod body, 202, a rod head, 203, a connecting piece, 30, a swing rod fixing plate, 301, an angle gauge, 302, an angle scale pointer, 40, an eccentric gear, 50, a nut, 60, a base, 601, an accommodating groove, 602, fixing rubber, 603, an X-direction level, 604 and a Y-direction level.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides an intensity testing jig, including: a vertical plate 10; the swing rod 20 is arranged on the vertical plate 10 and used for testing the strength of a sample to be tested; the first end of the swing rod 20 is connected with the vertical plate 10 and can move on the vertical plate 10 along the vertical direction, the second end of the swing rod 20 can move between a retracting position and at least one swinging position, and in the retracting position, the included angle of the swing rod 20 to the vertical plate 10 is limited within a first preset angle range; and at the swinging position, the included angle of the opposite plates 10 of the swing rod 20 is limited within a second preset angle range.
Specifically, when the strength of the sample to be tested is tested, the sample to be tested is placed at the retracting position, the first end of the swing rod 20 moves on the vertical plate 10 along the vertical direction to adjust the height of the swing rod 20 above the vertical plate 10, so that the second end 202 of the swing rod slides down from at least one swinging position and then just falls at the retracting position; and the strength of the sample to be tested is further determined, and the accuracy of the strength test of the sample is improved.
The present embodiment does not limit the kind and structure of the sample to be tested, and may be a glass screen of a notebook computer, a desktop computer monitor, a television, or others. The strength testing position of the sample to be tested is not limited in the embodiment, and the strength testing position can be the edge of glass or other positions of the glass.
In an embodiment, the strength testing fixture further includes a swing rod fixing plate 30; the swing rod fixing plate 30 is installed on the vertical plate 10 and connected to the first end of the swing rod 20, and is configured to drive the first end of the swing rod 20 to move on the vertical plate 10 in the vertical direction. Therefore, the swing rod 20 is installed on the vertical plate 10 through the swing rod fixing plate 30, and the swing rod fixing plate 30 can drive the swing rod 20 to move on the vertical plate 10 along the vertical direction.
In one embodiment, the strength testing fixture further comprises an eccentric gear 40 and a hand screw; the vertical plate 10 is provided with a sliding groove 101, the eccentric gear 40 is arranged in the sliding groove 101, and the eccentric gear 40 can move between a first rotating position and a second rotating position, wherein the eccentric gear 40 is meshed with the sliding groove 101 at the first rotating position, and the eccentric gear 40 can move in the sliding groove 101 at the second rotating position; the hand-screwed screw is matched with the eccentric gear 40, and the hand-screwed screw is used for fixing the swing rod fixing plate 30 on the eccentric gear 40.
Specifically, as shown in fig. 2 and 3, the eccentric gear 40 and the swing link fixing plate 30 are mounted on the vertical plate 10 by a hand screw, and a nut 50 provided on the back of the vertical plate cooperates with the hand screw to lock the hand screw; when the eccentric gear 40 is at the first rotation position, the eccentric gear 40 is engaged with the sliding slot 101 and locks the swing link fixing plate 30 on the vertical plate 10.
As shown in fig. 4 and 5, when the eccentric gear 40 is at the second rotational position, the eccentric gear 40 is vertically movable relative to the chute 101 so as to drive the swing link fixing plate 30 to move on the vertical plate 10. Therefore, under the matching action of the eccentric gear 40 and the sliding groove 101, the swing rod fixing plate 30 can drive the swing rod 20 to move on the vertical plate 10 along the vertical direction and can lock the swing rod 20 at the specific height of the vertical plate 10, so that the strength of objects to be tested with different sizes can be tested.
In an embodiment, an angle ruler 301 is disposed on the swing link fixing plate 30, and an angle scale pointer 302 is disposed at the first end of the swing link 20, and the angle scale pointer 302 cooperates with the angle ruler 301 to determine an included angle of the swing link 20 relative to the vertical plate 10. Therefore, the oscillating bar 20 drives the angle scale pointer 302 to rotate on the oscillating bar fixing plate 30, so that the oscillating bar 20 can accurately measure the included angle of the oscillating bar 20 relative to the vertical plate 10 when the strength of the object to be tested is tested, the accuracy of angle measurement of the oscillating bar 20 is improved, and errors caused by the fact that an angle gauge is used independently to measure the angle of the oscillating bar 20 are avoided.
Specifically, the angle scale pointer 302 forms an included angle of 90 degrees with the swing rod 20, and when the strength of the object to be tested is tested, the included angle of the swing rod 20 relative to the vertical plate 10 is limited within the range of 45-180 degrees at the swing position. In the retracted position, the included angle of the swing rod 20 relative to the vertical plate 10 is limited to 0-45 degrees. For example, when testing the edge strength of the glass, in the swing position, the included angle of the swing rod 20 relative to the vertical plate 10 is 120 °, and in the retracted position, the included angle of the swing rod 20 relative to the vertical plate 10 is 45 °.
In an implementation manner, a height gauge 102 is further disposed on the vertical plate 10, and a height pointer 103 is disposed on the swing rod fixing plate 30, and the height pointer 103 and the height gauge 102 cooperate to determine the height of the swing rod fixing plate 30 from the ground. Therefore, the swing rod fixing plate 30 drives the height pointer 103 to move on the vertical plate 10 along the vertical direction, so that the swing rod 20 can accurately measure the height of the swing rod fixing plate 30 from the ground when the strength of an object to be tested is tested, the accuracy of height measurement of the swing rod fixing plate 30 is improved, and errors caused by the fact that a length ruler is independently used for measuring the height of the swing rod fixing plate 30 are avoided.
In one embodiment, the swing link 20 includes a shaft 201 and a rod head 202; the first end of the rod 201 is connected to the vertical plate 10, and the second end is connected to the rod head 202.
Specifically, the rod head 202 and the rod body 201 are detachably connected by screws, so that the rod head 202 of the swing rod 20 can be replaced at any time to test the strength of objects to be tested with different strengths.
In this embodiment, the strength testing fixture further includes: a connecting member 203; the connecting piece 203 is used for connecting the first end of the rod body 201 to the swing rod fixing plate 30; therefore, the rod body 201 is detachably connected to the swing rod fixing plate 30, and replacement of the rod body 201 is facilitated.
In this embodiment, the strength testing fixture further includes a base 60, and the base 60 is connected to the vertical plate 10 and is used for supporting the vertical plate 10.
Specifically, when testing the strength of the object to be tested, the strength testing jig can be placed on the surface or other positions of the object to be tested, so that the testing jig can conveniently test the strength of the object to be tested.
In this embodiment, the base 60 is further provided with a receiving groove 601 and a fixing rubber 602; the accommodating groove 601 is used for guiding the second end of the swing rod 20 to move on the base 60, and the fixing rubber 602 is arranged at one end of the accommodating groove 601 and is used for limiting the second end 202 of the swing rod. Thereby, the accommodation of the swing link 20 is facilitated after the strength test is finished.
In this embodiment, the base 60 is further provided with an X-direction level 603 and a Y-direction level 604, and the X-direction level 603 and the Y-direction level 604 cooperate with each other to detect the levelness of the strength testing jig base 60, so that the levelness of the sample to be tested placed on the base 60 can be detected.
For example, when testing the edge strength of the glass, the strength testing jig is placed on the surface of the glass, and the X-direction level 603 and the Y-direction level 604 of the base 60 can respectively determine the levelness of the object to be tested in the X direction and the Y direction, so that the flatness of the object to be tested can be conveniently measured.
The utility model provides an intensity testing device, when testing the intensity of the sample to be tested, the sample to be tested is placed at the retracting position, and the first end of the swing rod moves on the vertical plate along the vertical direction to adjust the height of the swing rod on the vertical plate, so that the second end of the swing rod slides from at least one swinging position and then just falls at the retracting position; and the strength of the sample to be tested is further determined, and the accuracy of the strength test of the sample is improved.
The following describes the method of using the strength testing jig by taking the testing of the edge strength of the glass as an example. A use method of a strength test fixture comprises the following specific steps:
adjusting the height of a swing rod on the vertical plate so that a swing rod head is abutted to a test point on the edge of the glass;
according to the adjusted height of the swing rod, locking a swing rod fixing plate so that the swing rod can be fixed on the vertical plate conveniently;
under the condition that the rod head of the swing rod is abutted against the test point, the base is moved to adjust the swing rod to a retracted position;
and sliding the swing rod from the swing position to the retraction position so that the rod head just acts on the test point, thereby testing the strength of the glass at the test point.
Exemplary embodiments of the invention are described below with reference to the accompanying drawings, in which various details of embodiments of the invention are included to assist understanding, and which are to be considered exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the invention. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above description is only the specific implementation route of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an intensity test fixture which characterized in that includes:
a vertical plate is arranged on the upper part of the frame,
the swing rod is arranged on the vertical plate and used for testing the strength of a sample to be tested; the first end of the swing rod is connected with the vertical plate and can move on the vertical plate along the vertical direction, the second end of the swing rod can move between a retracting position and at least one swinging position, and in the retracting position, the included angle of the swing rod to the vertical plate is limited within a first preset angle range; and in the swinging position, the included angle of the swinging rod to the vertical plate is limited within a second preset angle range.
2. The strength testing jig of claim 1, further comprising a swing rod fixing plate; the swing rod fixing plate is installed on the vertical plate and connected with the first end of the swing rod, and is used for driving the first end of the swing rod to move on the vertical plate in the vertical direction.
3. The strength testing jig of claim 2, further comprising an eccentric gear and a hand screw;
the vertical plate is provided with a sliding groove, the eccentric gear is arranged in the sliding groove, the eccentric gear can move between a first rotating position and a second rotating position, the eccentric gear is meshed with the sliding groove at the first rotating position, and the eccentric gear can move in the vertical direction at the second rotating position;
the hand-screwed screw is matched with the eccentric gear, and the hand-screwed screw is used for fixing the swing rod fixing plate on the eccentric gear.
4. The strength testing jig according to claim 2, wherein an angle ruler is arranged on the swing rod fixing plate, an angle scale pointer is arranged at the first end of the swing rod, and the angle scale pointer and the angle ruler are matched to determine an included angle of the swing rod to the vertical plate.
5. The strength testing jig of claim 2,
the vertical plate is further provided with a height gauge, the swing rod fixing plate is provided with a height pointer, and the height pointer and the height gauge are matched to determine the height of the swing rod fixing plate from the ground.
6. The strength testing jig according to claim 5, wherein the swing link includes a rod body and a rod head; the first end of the rod body is connected to the vertical plate, and the second end of the rod body is connected with the rod head.
7. The strength testing jig of claim 6, further comprising: a connecting member; the connecting piece is used for connecting the first end of the rod body to the swing rod fixing plate.
8. The strength testing jig of claim 1, further comprising a base, wherein the base is connected to the vertical plate and is configured to support the vertical plate.
9. The strength testing fixture according to claim 8, wherein the base is further provided with a receiving groove and a fixing rubber; the accommodating groove is used for guiding the second end of the oscillating rod to move on the base, and the fixed rubber is arranged at one end of the accommodating groove and used for limiting the second end of the oscillating rod.
10. The strength testing jig of claim 8, wherein the base is further provided with an X-direction level gauge and a Y-direction level gauge, and the X-direction level gauge and the Y-direction level gauge are used for detecting the levelness of the sample to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020225567.XU CN211576510U (en) | 2020-02-28 | 2020-02-28 | Strength test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020225567.XU CN211576510U (en) | 2020-02-28 | 2020-02-28 | Strength test fixture |
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| Publication Number | Publication Date |
|---|---|
| CN211576510U true CN211576510U (en) | 2020-09-25 |
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|---|---|---|---|
| CN202020225567.XU Active CN211576510U (en) | 2020-02-28 | 2020-02-28 | Strength test fixture |
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| CN (1) | CN211576510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605964A (en) * | 2021-01-28 | 2021-04-06 | 国网山东省电力公司德州市陵城区供电公司 | Standard parts is with storing device convenient to empty |
| CN113203642A (en) * | 2021-04-29 | 2021-08-03 | 深圳供电局有限公司 | RFID label application testing device and method |
-
2020
- 2020-02-28 CN CN202020225567.XU patent/CN211576510U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605964A (en) * | 2021-01-28 | 2021-04-06 | 国网山东省电力公司德州市陵城区供电公司 | Standard parts is with storing device convenient to empty |
| CN113203642A (en) * | 2021-04-29 | 2021-08-03 | 深圳供电局有限公司 | RFID label application testing device and method |
| CN113203642B (en) * | 2021-04-29 | 2023-08-22 | 深圳供电局有限公司 | An RFID tag application testing device and method |
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