CN212007755U - Flexible printed circuit board bending life test machine - Google Patents
Flexible printed circuit board bending life test machine Download PDFInfo
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- CN212007755U CN212007755U CN202020505232.3U CN202020505232U CN212007755U CN 212007755 U CN212007755 U CN 212007755U CN 202020505232 U CN202020505232 U CN 202020505232U CN 212007755 U CN212007755 U CN 212007755U
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Abstract
The utility model discloses a soft board bending life test machine, which comprises a base; the servo motor is arranged on the base; the first shaft is in transmission connection with the servo motor; the two turning plates are rotatably arranged on the base through a rotating shaft, and the rotating directions of the two turning plates are opposite; the first shaft is provided with a first transmission part, and the two rotating shafts are respectively provided with a second transmission part matched with the first transmission part. The servo motor is utilized to drive the turning plates to rotate, so that the bending impact is small, not only can the actual daily use characteristics of a user be truly simulated, but also the bending angle and the opening and closing angles of the two turning plates can be effectively controlled, and the accuracy of a test result is greatly improved; in addition, because the distance between the two rotating shafts is fixed, the size of the R angle in the soft board bending can be adjusted by changing the thickness of the turnover plate, so that the bending service life of the soft board under different bending curvature working conditions can be measured; the structure is simple and compact, the occupied space is small, the carrying is convenient, and the manufacturing cost is low.
Description
Technical Field
The utility model relates to a soft board capability test device technical field especially relates to a soft board life-span test machine of bending.
Background
With the gradual commercialization of flexible display panels, a folding screen mobile phone is becoming the main direction of future mobile phone development of mainstream equipment manufacturers due to the characteristic that the size of the display panel of the mobile phone can be flexibly changed under different use scenes, however, in the folding and opening processes, a radio frequency antenna inside the mobile phone is easily damaged or broken in the bending process, so that the user experience is greatly influenced, and the bending service life test and verification become the technical problems which need to be solved urgently by the equipment manufacturers.
The bending test is a time-consuming and labor-consuming test process, the conventional bending test equipment on the market is mostly aimed at specific test scenes and conditions, the bending power is mostly in a cylinder driving mode, the bending impact is large, not only the actual daily use characteristics of a user can not be truly simulated, but also the bending angular speed and the opening and closing angle can not be effectively controlled, the R angle in the bending of different soft boards (such as LCP, FPC and the like) is also difficult to control, the bending service life under different bending curvature working conditions can not be tested, and meanwhile, the test noise is overlarge, the test equipment is oversized, the cost is high, the safety coefficient is low, and the bending test equipment is also an important factor for limiting the soft board bending equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the soft board bending service life testing machine with accurate testing results is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: a soft board bending life test machine comprises
A base;
the servo motor is arranged on the base;
the first shaft is in transmission connection with the servo motor;
the two turning plates are rotatably arranged on the base through a rotating shaft, and the rotating directions of the two turning plates are opposite;
the first shaft is provided with a first transmission part, and the two rotating shafts are respectively provided with a second transmission part matched with the first transmission part.
Further, the first transmission part is a worm, and the second transmission part is a worm wheel.
Furthermore, the device also comprises a reduction gearbox arranged on the base, and the servo motor is connected with the first shaft through the reduction gearbox.
Furthermore, the gearbox is connected with the first shaft through the worm gear box.
Furthermore, still include with servo motor electric connection's main control board and with main control board electric connection's display module assembly.
Furthermore, the bending frequency counting device is arranged on the base and is electrically connected with the main control board.
Furthermore, the bending frequency counting device is a sensor or a counter.
Furthermore, a fixed block is arranged on the rotating shaft, and the turning plate is connected with the rotating shaft through the fixed block; the turning plate is detachably connected with the fixed block.
Further, still include to cover establish the pivot with the safety cover of base junction.
Further, the thicknesses of the two turning plates are consistent.
The beneficial effects of the utility model reside in that: the servo motor is utilized to drive the turning plates to rotate, so that the bending impact is small, not only can the actual daily use characteristics of a user be truly simulated, but also the bending angle and the opening and closing angles of the two turning plates can be effectively controlled, and the accuracy of a test result is greatly improved; in addition, because the distance between the two rotating shafts is fixed, the size of the R angle in the soft board bending can be adjusted by changing the thickness of the turnover plate, so that the bending service life of the soft board under different bending curvature working conditions can be measured; the structure is simple and compact, the occupied space is small, the carrying is convenient, and the manufacturing cost is low.
Drawings
Fig. 1 is a schematic structural diagram of an overall structure of a soft board bending life tester according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a part of the structure of a soft board bending life tester according to a first embodiment of the present invention;
fig. 3 is a schematic diagram of a state of the flexible printed circuit board bending life testing machine according to the first embodiment of the present invention when two turning plates are vertical.
Description of reference numerals:
1. a base; 2. a servo motor; 3. a first shaft; 4. turning over a plate; 5. a rotating shaft; 6. a first transmission unit; 7. a second transmission part; 8. a reduction gearbox; 9. a worm gear box; 10. a display module; 11. a bending frequency counting device; 12. a fixed block; 13. a protective cover; 14. and (4) a soft board.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, a soft plate bending life testing machine includes
A base 1;
the servo motor 2 is arranged on the base 1;
the first shaft 3 is in transmission connection with the servo motor 2;
the two turning plates 4 are rotatably arranged on the base 1 through a rotating shaft 5, and the rotating directions of the two turning plates 4 are opposite;
the first shaft 3 is provided with a first transmission part 6, and the two rotating shafts 5 are respectively provided with a second transmission part 7 matched with the first transmission part 6.
The structure/working principle of the utility model is as follows: after the two ends of the flexible board are respectively fixed on the two turning plates 4, the servo motor 2 drives the two turning plates 4 to synchronously turn over, so that the flexible board area at the gap between the two turning plates 4 is bent, and the flexible board is bent by 0-180 degrees.
From the above description, the beneficial effects of the present invention are: the servo motor 2 is utilized to drive the turning plates 4 to rotate, so that the bending impact is small, not only can the actual daily use characteristics of a user be truly simulated, but also the bending angle and the opening and closing angle of the two turning plates 4 can be effectively controlled, and the accuracy of a test result is greatly improved; in addition, because the distance between the two rotating shafts 5 is fixed, the size of an R angle in the bending of the soft board can be adjusted by changing the thickness of the turning plate 4, so that the bending service life of the soft board under different bending curvature working conditions can be measured; the structure is simple and compact, the occupied space is small, the carrying is convenient, and the manufacturing cost is low.
Further, the first transmission part 6 is a worm, and the second transmission part 7 is a worm wheel.
As can be seen from the above description, the first shaft 3 and the rotating shaft 5 are driven by the worm gear and the worm, so that the noise generated during the turning rotation is effectively reduced.
Further, the device also comprises a reduction gearbox 8 arranged on the base 1, and the servo motor 2 is connected with the first shaft 3 through the reduction gearbox 8.
As can be seen from the above description, the reduction gearbox 8 can enable the output of the servo motor 2 to be more gentle, and is beneficial to simulating the more real use condition of a soft board.
Further, the gearbox comprises a worm gear box 9, and the reduction gearbox 8 is connected with the first shaft 3 through the worm gear box 9.
As can be seen from the above description, the worm gear box 9 can change the power transmission direction, so that the overall structure of the soft board bending life tester is more compact.
Further, the display device further comprises a main control board electrically connected with the servo motor 2 and a display module 10 electrically connected with the main control board.
As can be seen from the above description, the display module 10 can display parameters (such as bending angle, bending speed, etc.), so as to facilitate the user to adjust the output of the servo motor 2.
Further, the bending device comprises a bending frequency counting device 11 arranged on the base 1, and the bending frequency counting device 11 is electrically connected with the main control board.
As can be seen from the above description, the bending times of the flexible printed circuit board can also be directly displayed in the display module 10, which is convenient for the user to use.
Further, the bending frequency counting device 11 is a sensor or a counter.
As can be seen from the above description, the bending frequency counting device 11 is directly available and low in cost.
Further, a fixed block 12 is arranged on the rotating shaft 5, and the turning plate 4 is connected with the rotating shaft 5 through the fixed block 12; the turning plate 4 is detachably connected with the fixed block 12.
As can be seen from the above description, the turning plate 4 is convenient to replace, so the size of the R angle in the soft plate is simple and convenient to adjust.
Further, the device also comprises a protective cover 13 covering the joint of the rotating shaft 5 and the base 1.
From the above description, the protective cover 13 can protect both the device and the user, and the safety factor of the soft board bending life testing machine is improved.
Further, the thicknesses of the two turning plates 4 are consistent.
As can be seen from the above description, the turning plate 4 with the same thickness can ensure that the two ends of the soft plate are uniformly stressed when being bent.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: referring to fig. 1 and 2, a soft board bending life tester includes a base 1;
the servo motor 2 is arranged on the base 1;
the first shaft 3 is in transmission connection with the servo motor 2;
the two turning plates 4 are rotatably arranged on the base 1 through a rotating shaft 5, and the rotating directions of the two turning plates 4 are opposite;
the first shaft 3 is provided with a first transmission part 6, and the two rotating shafts 5 are respectively provided with a second transmission part 7 matched with the first transmission part 6. Preferably, the first transmission part 6 is a worm, and the second transmission part 7 is a worm wheel. In particular, the first transmission part 6 is located between two second transmission parts 7.
The servo motor is characterized by further comprising a reduction gearbox 8 arranged on the base 1, and the servo motor 2 is connected with the first shaft 3 through the reduction gearbox 8. Preferably, the device further comprises a worm gear box 9, and the reduction box 8 is connected with the first shaft 3 through the worm gear box 9.
In order to facilitate the user to check the parameters, the soft board bending life tester further includes a main control board (not shown) electrically connected to the servo motor 2 and a display module 10 electrically connected to the main control board. Further, the bending device comprises a bending frequency counting device 11 arranged on the base 1, the bending frequency counting device 11 is electrically connected with the main control board, the bending frequency counting device 11 is a sensor or a counter, and in the embodiment, the bending frequency counting device 11 is an optical sensor.
A fixed block 12 is arranged on the rotating shaft 5, and the turning plate 4 is connected with the rotating shaft 5 through the fixed block 12; the turning plate 4 is detachably connected with the fixed block 12, and the connection includes but is not limited to screw connection, snap connection, adhesive connection and the like.
In order to improve the use safety of the soft board bending life tester, the soft board bending life tester also comprises a protective cover 13 covering the joint of the rotating shaft 5 and the base 1, and the protective cover 13 is connected with the base 1.
Preferably, the two flaps 4 have the same thickness. The soft board bending life test machine of the embodiment can change the size of the inner R angle when the soft board 14 is bent by adjusting the thickness of the turning plate 4, and is explained as follows: as shown in fig. 3, the two rotating shafts 5 are rotatably disposed on the base 1, so that the distance between the two rotating shafts 5 is fixed, when the flap 4 is in the vertical state, the distance between the outer sides of the two flaps 4 is fixed, and the distance between the two outer sides is equal to twice the thickness of the flap 4 plus twice the thickness of the soft board 14 plus the inner R angle diameter of the soft board 14, so that the larger the thickness of the flap 4 is, the smaller the diameter of the inner R angle of the soft board 14 after being bent by 180 ° is.
In summary, the soft board bending service life tester provided by the utility model utilizes the servo motor to drive the turning plate to rotate, has small bending impact, can truly simulate the actual daily use characteristics of users, and can effectively control the bending angle and the opening and closing angles of the two turning plates; in addition, because the distance between the two rotating shafts is fixed, the size of the R angle in the soft board bending can be adjusted by changing the thickness of the turnover plate, so that the bending service life of the soft board under different bending curvature working conditions can be measured; the structure is simple and compact, the occupied space is small, the carrying is convenient, and the manufacturing cost is low. Meanwhile, the test noise is low, the manufacturing cost is low, and the safety coefficient is high.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a soft board life test machine that bends which characterized in that: comprises that
A base;
the servo motor is arranged on the base;
the first shaft is in transmission connection with the servo motor;
the two turning plates are rotatably arranged on the base through a rotating shaft, and the rotating directions of the two turning plates are opposite;
the first shaft is provided with a first transmission part, and the two rotating shafts are respectively provided with a second transmission part matched with the first transmission part.
2. The flexible board bending life tester according to claim 1, wherein: the first transmission part is a worm, and the second transmission part is a worm wheel.
3. The flexible board bending life testing machine according to claim 2, characterized in that: the servo motor is connected with the first shaft through the reduction gearbox.
4. The flexible board bending life testing machine according to claim 3, characterized in that: the gearbox is connected with the first shaft through the worm gear box.
5. The flexible board bending life tester according to claim 1, wherein: the display module is electrically connected with the main control board.
6. The flexible board bending life testing machine according to claim 5, wherein: the bending frequency counting device is arranged on the base and is electrically connected with the main control board.
7. The flexible board bending life testing machine according to claim 6, wherein: the bending frequency counting device is a sensor or a counter.
8. The flexible board bending life tester according to claim 1, wherein: the rotating shaft is provided with a fixed block, and the turning plate is connected with the rotating shaft through the fixed block; the turning plate is detachably connected with the fixed block.
9. The flexible board bending life tester according to claim 1, wherein: still establish including the cover the pivot with the safety cover of base junction.
10. The flexible board bending life tester according to claim 1, wherein: the thicknesses of the two turning plates are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020505232.3U CN212007755U (en) | 2020-04-08 | 2020-04-08 | Flexible printed circuit board bending life test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020505232.3U CN212007755U (en) | 2020-04-08 | 2020-04-08 | Flexible printed circuit board bending life test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212007755U true CN212007755U (en) | 2020-11-24 |
Family
ID=73405155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020505232.3U Active CN212007755U (en) | 2020-04-08 | 2020-04-08 | Flexible printed circuit board bending life test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212007755U (en) |
-
2020
- 2020-04-08 CN CN202020505232.3U patent/CN212007755U/en active Active
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