CN212871669U - A percussion device for display module assembly detects - Google Patents
A percussion device for display module assembly detects Download PDFInfo
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- CN212871669U CN212871669U CN202021073312.2U CN202021073312U CN212871669U CN 212871669 U CN212871669 U CN 212871669U CN 202021073312 U CN202021073312 U CN 202021073312U CN 212871669 U CN212871669 U CN 212871669U
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Abstract
The embodiment of the utility model discloses a percussion device for display module detection, which comprises a bracket at least provided with a vertical part and a striker arranged on the bracket; the device also comprises a release piece which is fixed on the vertical part of the bracket through a first support arm and is used for fixing or releasing the striker, and a guide piece which is fixed on the vertical part of the bracket through a second support arm; the guide piece is positioned below the release piece, and the striker penetrates through the guide piece; the release is configured to secure the striker; or the striker fixed by the striker is released, so that the striker falls in a free-falling body movement mode under the action of the self gravity. The impact device provided by the embodiment simulates impact on the display module or the flexible circuit board when the electronic equipment falls, so that the impact on the performance of the display module or the flexible circuit board when the electronic equipment falls can be detected.
Description
Technical Field
The utility model relates to a display module assembly detects technical field, especially relates to a percussion device for display module assembly detects.
Background
The display module is used as an important component of most of the current electronic equipment, has the advantages of lightness, thinness and low energy consumption, and is widely applied to various display equipment at present. Among them, the flexible circuit board, also called as flexible circuit board, is called as FPC for short, has the characteristics of high wiring density, light weight, thin thickness and good bending property, and has been used in products such as mobile phones, computers, liquid crystal screens and the like. The flexible circuit board is attached to the back face of the display module after being bent in the prior art, so that the power supply and control functions of the display module are achieved.
In real life, the electronic equipment is often dropped, so that the performance of the electronic equipment is easily affected, and even the electronic equipment is damaged.
Therefore, in order to overcome the technical defects of the prior art, a need exists for a percussion device for display module detection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a percussion device for display module assembly detects to solve the problem that prior art exists.
In order to achieve one of the above objects, the present invention provides a striking device for detecting a display module, including a bracket having at least a vertical portion; and a striker arranged on the bracket; the device also comprises a release piece which is fixed on the vertical part of the bracket through a first support arm and is used for fixing or releasing the striker; and a guide fixed to the vertical portion of the bracket by a second support arm; the guide piece is positioned below the release piece, and the striker penetrates through the guide piece; the release is configured to secure the striker; or the striker fixed by the striker is released, so that the striker falls in a free-falling body movement mode under the action of the self gravity.
In one embodiment, the release member is an electromagnet which is fixedly attached to one end of the striker.
In one embodiment, the guide member is a plurality of coaxially disposed air bearings, and the striker penetrates through the plurality of air bearings.
In one embodiment, the position of the first arm relative to the vertical portion of the bracket is adjustable in the direction of extension of the vertical portion of the bracket.
In one embodiment, the apparatus includes a first rail member for moving the first arm in an extending direction of the vertical portion of the bracket; the first guide rail part comprises a first fixing part and a first moving part, wherein the first fixing part is fixedly combined with the vertical part of the support, the first moving part is positioned on the first fixing part and can move along the extending direction of the vertical part of the support, and the first support arm is fixedly combined with the first moving part.
In one embodiment, the position of the second arm relative to the vertical portion of the stand is adjustable in the direction of extension of the vertical portion of the stand.
In one embodiment, the apparatus includes a second rail member for moving the second arm in a direction in which the vertical portion of the stand extends; the second guide rail part comprises a second fixing part and a second moving part, the second fixing part is fixedly combined with the vertical part of the support, the second moving part is positioned on the second fixing part and can move along the extending direction of the vertical part of the support, and the second support arm is fixedly combined with the second moving part.
In one embodiment, the striker is provided with a pressure sensor for monitoring the impact force of the striker.
In one embodiment, the first support arm is provided with a first displacement sensor, and the second support arm is provided with a second displacement sensor; the first displacement sensor and the second displacement sensor are used for monitoring the falling distance of the striker.
The utility model has the advantages as follows:
the utility model discloses to the problem that exists among the prior art at present, provide a percussion device for display module assembly detects, this percussion device is through the simulation when electronic equipment falls, the striking that display module assembly or flexible circuit board received to the influence of the striking that receives when detectable electronic equipment falls to display module assembly or flexible circuit board's performance. Moreover, the first support arm and the second support arm are arranged in an adjustable mode relative to the vertical portion of the support, so that the impact height of the impact rod can be adjusted, and the influence of different impact heights on the performance of the display module or the flexible circuit board can be detected.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 shows a schematic structural view of a percussion device according to an embodiment of the present invention.
Fig. 2 shows a partially enlarged view of a portion a in fig. 1.
Fig. 3 shows a partially enlarged view of a portion B in fig. 1.
Fig. 4 shows a schematic structural view of a percussion device according to yet another embodiment of the present invention.
Detailed Description
In order to explain the present invention more clearly, the present invention will be further described with reference to the preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
In the real life, the condition that electronic equipment fell often can appear, influence electronic equipment's performance easily, can lead to electronic equipment to damage even, wherein main reason lies in when electronic equipment falls, the flexible circuit board of laminating in display module assembly back department receives the striking easily after display module assembly perhaps buckles to the performance that leads to display module assembly or flexible circuit board is impaired or even the flexible circuit board fracture, and then can't normally supply power or control for display module assembly, lead to display module assembly to damage. Therefore, in order to verify the influence of the impact on the performance of the display module or the flexible circuit board when the electronic device falls, it is necessary to perform an impact test on the display module or the flexible circuit board, but a test device for performing the impact test on the display module or the flexible circuit board is not disclosed in the prior art at present.
In view of the technical problems in the prior art, the present invention provides a striking device for detecting a display module, as shown in fig. 1-4, the striking device includes a bracket 10 having at least a vertical portion 11 and a striking rod 20 disposed on the bracket 10; in one embodiment, the stand 10 includes a vertical portion 11 and a base 12. In addition, the striking device also comprises a release piece which is fixed on the vertical part 11 of the bracket 10 through a first support arm 30 and is used for fixing or releasing the striking rod 20; and a guide fixed to the vertical portion 11 of the stand 10 by a second arm 40; the guide piece is positioned at the lower position of the release piece, and the striker 20 is arranged in the guide piece in a penetrating way; the guide may be used to stabilize the position of the striker. The release is configured to secure the striker 20; or releases the striker 20 fixed by it, so that the striker 20 falls down in a free-fall motion under its own weight. In a specific implementation mode, the impact device can be suitable for impact testing of a display module or a flexible circuit board, namely, the impact device falls in a free-falling mode under the action of the gravity of the impact rod 20, and the impact head 21 of the impact rod 20 impacts the flexible circuit board or the bent part of the flexible circuit board on the display module or the display module, so that impact on the display module or the bent part of the flexible circuit board when electronic equipment falls is simulated, and the impact on the performance of the display module or the flexible circuit board when the electronic equipment falls is detected. In another embodiment, the ram is provided with a pressure sensor 22 to monitor the impact force of the ram.
As shown in fig. 1 to 4, the operation of the percussion device of this embodiment is as follows:
firstly, a display module or a flexible circuit board on the display module or a bending part of the flexible circuit board and other components to be tested are placed at a position right below an impact head 21 of an impact rod 20, the impact rod 20 fixed by the impact rod is released through a release piece, the impact rod 20 falls downwards in a free-falling body movement mode under the action of self gravity, the impact head 21 of the impact rod 20 impacts the components to be tested below, the impact head 21 of the impact rod 20 is observed to impact the position of the components to be tested, and whether the performance of the components to be tested is influenced or not is detected. Then, the lance 20 is fixed again to the release member, the component to be tested is replaced, and then the next round of test is performed by releasing the fixed lance 20 by the release member.
The percussion device for display module assembly detects that this embodiment provided, when electronic equipment falls through the simulation, the striking that display module assembly or flexible circuit board received to the striking that received when detectable electronic equipment falls is to the influence of display module assembly or flexible circuit board's performance.
In a specific embodiment, the release member is an electromagnet 50 fixed to one end of the plunger 20. The electromagnet 50 is energized to attract the striker 20, and in addition, the fixed striker 20 is released by deenergizing the electromagnet 50, so that the striker 20 makes free-fall movement downward through the guide. Through the arrangement of the electromagnet fixedly adsorbed with one end of the striker, the friction force between the electromagnet and the striker can be avoided, the free falling state of the striker is reduced as much as possible, and the testing accuracy of the device is improved.
In another specific embodiment, the guiding member is a plurality of coaxially disposed air bearings 60, and the plunger 20 is inserted into the plurality of air bearings 60. As shown in fig. 1 to 4, the air bearing 60 further includes an air inlet 61, and air is introduced into the air inlet 61, so that air is uniformly blown to the plunger 20 around the inside of the air bearing 60, the plunger 20 is ensured to be located at the center of the hole of the air bearing 60, the plunger 20 is ensured to vertically and downwardly perform free-fall movement, and meanwhile, the plunger 20 is not in contact with the inner wall of the air bearing 60, so as to avoid friction between the plunger and the bearing, thereby ensuring that the position of the plunger is effectively fixed, and simultaneously, the effect of free-fall of the plunger can be realized, and the accuracy of the test of the impact device is further improved.
In yet another embodiment, as shown in fig. 1-4, the position of the first arm 30 relative to the vertical portion 11 of the bracket 10 is adjustable in the direction of extension of the vertical portion 11 of the bracket 10. In a particular embodiment, the device comprises a first rail member 70 for moving the first arm 30 in the direction of extension of the vertical portion 11 of the support 10; the first rail member 70 includes a first fixing portion 71 fixed to the vertical portion 11 of the bracket 10, and a first moving portion 72 located on the first fixing portion 71 and movable in the extending direction of the vertical portion 11 of the bracket 10, and the first arm 30 is fixed to the first moving portion 72. In another specific embodiment, the first fixing portion 71 is a first guide rail, the first moving portion 72 is a first slider, and the first slider is fixed to the first arm 30 and moves on the first guide rail through the first slider, so as to drive the first arm 30 to move along the extending direction of the vertical portion 11 of the bracket 10. It will be understood by those skilled in the art that the first rail member further includes a driving motor, or other driving device similar to the driving motor for driving the first sliding block to move along the extending direction of the first rail, and the present invention is not limited thereto.
In another embodiment, as shown in fig. 1-4, the position of the second arm 40 relative to the vertical portion 11 of the stand 10 is adjustable in the direction of extension of the vertical portion 11 of the stand 10. In a specific embodiment, the device includes a second rail member 80 for moving the second arm 40 in the extending direction of the vertical portion 11 of the stand 10; the second rail member 80 includes a second fixing portion 81 fixed to the vertical portion 11 of the bracket 10, and a second moving portion 82 located on the second fixing portion 81 and movable along the extending direction of the vertical portion 11 of the bracket 10, and the second support arm 40 is fixed to the second moving portion 82. In another specific embodiment, the second fixing portion 81 is a second guide rail, the second moving portion 82 is a second sliding block, the second sliding block is combined and fixed with the second support arm 40, and the second sliding block moves on the second guide rail, so as to drive the second support arm 40 to move along the extending direction of the vertical portion 11 of the support 10. It will be understood by those skilled in the art that the second rail member further includes a driving motor, or other driving device similar to the driving motor for driving the second sliding block to move along the extending direction of the second rail, and the present invention is not limited thereto.
Through setting up for the first support arm and the second support arm of the vertical portion position adjustable of support, can adjust the height of lance and guide at any time, and then the height of adjustment lance free fall realizes the high detection to the influence of the performance of display module assembly or flexible circuit board of the impact of difference.
In one embodiment, the first support arm is provided with a first displacement sensor, and the second support arm is provided with a second displacement sensor; the first displacement sensor and the second displacement sensor are used for monitoring the falling distance of the striker. In one specific embodiment, the first displacement sensor has an accuracy of 30 μm and the second displacement sensor has an accuracy of up to 0.25 μm. In another specific embodiment, the impact device further comprises upper computer software which can calculate the energy of the impact moment of the impact rod through the falling distance of the impact rod.
It will be understood by those skilled in the art that several embodiments described above can be freely combined, for example, in a specific embodiment of the present application, the striking device includes both the bracket 10 and the striker 20 disposed on the bracket 10, and a release member fixed to the vertical portion 11 of the bracket 10 by the first arm 30 for fixing or releasing the striker 20; and a guide fixed to the vertical portion 11 of the stand 10 by a second arm 40; also in the direction of extension of the vertical portion 11 of the stand 10, the position of the first and second arms 30, 40 relative to the vertical portion 11 of the stand 10 is adjustable. The impact device of the embodiment can adjust the heights of the impact rod and the guide piece at any time, and further adjust the height of the free falling body of the impact rod, so that the impact height of different impacts on the performance of the display module or the flexible circuit board can be detected.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.
Claims (9)
1. The utility model provides a percussion device for display module assembly detects which characterized in that includes:
a bracket having at least a vertical portion; and
a striker arranged on the bracket;
the device also comprises:
a release member fixed to the vertical portion of the bracket through a first arm for fixing or releasing the striker; and
a guide member fixed to the vertical portion of the bracket by a second support arm; the guide piece is positioned below the release piece, and the striker penetrates through the guide piece;
the release is configured to secure the striker; or the striker fixed by the striker is released, so that the striker falls in a free-falling body movement mode under the action of the self gravity.
2. The device of claim 1, wherein the release member is an electromagnet that is fixedly attached to one end of the striker.
3. The device as claimed in claim 1, wherein the guiding member is a plurality of coaxially disposed air bearings, and the plunger is inserted into the plurality of air bearings.
4. The device of claim 1, wherein the position of the first arm relative to the vertical portion of the bracket is adjustable in the direction of extension of the vertical portion of the bracket.
5. The apparatus of claim 4,
the device comprises a first guide rail part used for enabling the first supporting arm to move along the extending direction of the vertical part of the bracket;
the first guide rail part comprises a first fixing part and a first moving part, wherein the first fixing part is fixedly combined with the vertical part of the support, the first moving part is positioned on the first fixing part and can move along the extending direction of the vertical part of the support, and the first support arm is fixedly combined with the first moving part.
6. The apparatus of claim 1 wherein the position of said second arm relative to said stand upright is adjustable in the direction of extension of said stand upright.
7. The apparatus of claim 6,
the device comprises a second guide rail part used for enabling the second support arm to move along the extending direction of the vertical part of the support;
the second guide rail part comprises a second fixing part and a second moving part, the second fixing part is fixedly combined with the vertical part of the support, the second moving part is positioned on the second fixing part and can move along the extending direction of the vertical part of the support, and the second support arm is fixedly combined with the second moving part.
8. The device of claim 1, wherein the plunger is provided with a pressure sensor for monitoring the impact force of the plunger.
9. The apparatus of claim 1, wherein the first arm is provided with a first displacement sensor and the second arm is provided with a second displacement sensor;
the first displacement sensor and the second displacement sensor are used for monitoring the falling distance of the striker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021073312.2U CN212871669U (en) | 2020-06-11 | 2020-06-11 | A percussion device for display module assembly detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021073312.2U CN212871669U (en) | 2020-06-11 | 2020-06-11 | A percussion device for display module assembly detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212871669U true CN212871669U (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021073312.2U Active CN212871669U (en) | 2020-06-11 | 2020-06-11 | A percussion device for display module assembly detects |
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| Country | Link |
|---|---|
| CN (1) | CN212871669U (en) |
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2020
- 2020-06-11 CN CN202021073312.2U patent/CN212871669U/en active Active
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