CN220104689U - Screen strength testing device - Google Patents
Screen strength testing device Download PDFInfo
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- CN220104689U CN220104689U CN202321295668.4U CN202321295668U CN220104689U CN 220104689 U CN220104689 U CN 220104689U CN 202321295668 U CN202321295668 U CN 202321295668U CN 220104689 U CN220104689 U CN 220104689U
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- jacking
- strength testing
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 51
- 238000003825 pressing Methods 0.000 claims description 48
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000011521 glass Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a screen strength testing device, which comprises a frame, a detection device and a detection driving device, wherein the detection device is arranged on the frame and comprises a support base arranged on the frame, and a jacking device which is arranged corresponding to the support base and is used for clamping a workpiece in a matched manner, the detection driving device is used for driving the jacking device to move in a direction away from or close to the support base, and a balance buffer device which is used for keeping the jacking device stable during movement is arranged on the jacking device; according to the utility model, the detection driving device drives the jacking device to move towards the direction close to the supporting base so as to clamp the workpiece and perform strength test, and the balancing buffer device is used for keeping the jacking device balanced and stable in the moving process of the jacking device, so that vibration is reduced, deflection and offset of the jacking device are reduced, the jacking device can accurately move to a preset contact detection point on the workpiece, the accuracy of detection data is improved, and the production quality of a mobile phone screen is further improved.
Description
[ field of technology ]
The utility model relates to the technical field of screen testing, in particular to a screen strength testing device.
[ background Art ]
In daily life, people use the mobile phone very frequently, but the mobile phone screen belongs to fragile articles, and is very easy to fall down and break in the use process, so that the strength of the mobile phone screen is required to be detected in the production process so as to ensure the production quality of the mobile phone screen; however, in the existing mobile phone screen strength testing equipment, a workpiece is clamped by a top pressing clamp to perform strength detection mostly, but vibration is easy to occur in the clamping and moving process of the top pressing clamp, so that the top pressing clamp is inclined, or can not keep a parallel state with a mobile phone screen after long-term use, and further preset stress points are offset when the top pressing clamp contacts the mobile phone screen, so that the stress is uneven, the detection data is inaccurate, and the production quality of the mobile phone screen is further affected.
[ utility model ]
The utility model provides a screen intensity testing device for solving the problem that detection data are inaccurate due to easy deflection and deviation in the clamping and moving process of a pressing clamp during the intensity detection of a mobile phone screen.
The utility model is realized by the following technical scheme:
the utility model provides a screen strength testing arrangement, includes the frame, locates detection device in the frame, and detect drive arrangement, detection device is including locating support base in the frame, and with support base corresponds the setting and be used for the cooperation to press from both sides the roof pressure device of tight work piece, detect drive arrangement and be used for the drive roof pressure device is in the direction of keeping away from or being close to support base removes, be equipped with on the roof pressure device and be used for making roof pressure device keeps stable balanced buffer when removing.
The screen strength testing device comprises the jacking column, the jacking base connected with the jacking column, the jacking piece which is arranged on the jacking base and used for jacking the workpiece, and the first adjusting mechanism which is arranged between the jacking base and the jacking piece and used for adjusting the relative positions of the jacking base and the jacking piece.
The screen strength testing device comprises the first adjusting mechanism, the first adjusting mechanism and the first fixing piece, wherein the first adjusting mechanism comprises a first adjusting groove which is arranged on the jacking base and penetrates through two end faces of the jacking base, a first adjusting sliding block which is movably inserted into the first adjusting groove and used for moving along the length direction of the first adjusting groove, and the first fixing piece is used for connecting the first adjusting sliding block with the jacking piece.
The screen strength testing device comprises the jacking column, the jacking base, the balancing buffer device, the elastic buffer piece and the screen strength testing device, wherein the balancing buffer device is arranged between the jacking column and the jacking base and comprises a buffer connection base, a first connecting column arranged at the edge of the jacking base, a second connecting column arranged on the buffer connection base and in one-to-one correspondence with the first connecting column, and the elastic buffer piece arranged between the first connecting column and the second connecting column.
According to the screen strength testing device, the pressure sensor is further arranged between the jacking column and the detection driving device.
According to the screen strength testing device, the cross section of the first adjusting groove is the inverted-convex structure groove, and the first adjusting sliding block is of the inverted-convex structure correspondingly matched with the first adjusting groove.
The screen strength testing device comprises the support column arranged on the frame, the fixing base arranged on the support column, the support piece arranged on the fixing base and used for supporting the jacking workpiece, and the second adjusting mechanism arranged between the fixing base and the support piece and used for adjusting the relative positions of the fixing base and the support piece.
The second adjusting mechanism comprises a second adjusting groove which is arranged on the supporting base and penetrates through two end faces of the supporting base, a second adjusting sliding block which is movably inserted into the second adjusting groove and used for moving along the length direction of the second adjusting groove, and a second fixing piece which is used for connecting the second adjusting sliding block and the supporting piece.
The screen strength testing device comprises the first linear motor, the second linear motor symmetrically arranged with the first linear motor, the sliding support rod arranged between the first linear motor and the second linear motor, the first linear motor and the second linear motor are used for being matched to drive the sliding support rod to move up and down along the vertical direction, and the jacking device is located on the sliding support rod.
According to the screen strength testing device, the transparent protective cover sleeved on the outer side of the detection device is further arranged on the rack.
Compared with the prior art, the utility model has the following advantages:
the utility model provides a screen strength testing device, which is characterized in that a detection driving device drives a jacking device to move towards a direction close to a supporting base so as to clamp a workpiece and perform strength testing, and a balance buffer device is used for keeping the jacking device balanced and stable in the moving process of the jacking device, so that vibration is reduced, deflection and offset of the jacking device are reduced, the jacking device can accurately move to a preset contact detection point on the workpiece, the accuracy of detection data is improved, and the production quality of a mobile phone screen is further improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic diagram of an exploded construction of the present utility model;
fig. 4 is an exploded view of the detection device of the present utility model.
[ detailed description ] of the utility model
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The screen strength testing device comprises a frame 1, a detection device 2 arranged on the frame 1, and a detection driving device 3, wherein the detection device 2 comprises a support base 4 arranged on the frame 1, and a jacking device 5 which is arranged corresponding to the support base 4 and is used for clamping a workpiece in a matching manner, the detection driving device 3 is used for driving the jacking device 5 to move in a direction away from or close to the support base 4, and a balance buffer device 6 used for keeping the jacking device 5 stable during movement is arranged on the jacking device 5; the workpiece is preferably a mobile phone screen 9, the detection driving device 3 drives the jacking device 5 to move towards the direction close to the supporting base 4 so as to clamp the workpiece and perform strength test, the balancing buffer device 6 keeps the jacking device 5 balanced and stable in the moving process of the jacking device 5, vibration is reduced, deflection and offset of the jacking device 5 are reduced, the jacking device 5 can accurately move to a preset contact detection point on the workpiece, accuracy of detection data is improved, and production quality of the mobile phone screen is further improved.
Further, the pressing device 5 includes a pressing post 51, a pressing base 52 connected to the pressing post 51, a pressing member 53 disposed on the pressing base 52 and used for pressing a workpiece, and a first adjusting mechanism 54 disposed between the pressing base 52 and the pressing member 53 and used for adjusting the relative positions of the two; the number of the pressing pieces 53 is preferably 2, and the pressing pieces 53 correspond to two first adjusting mechanisms 54 respectively, and the first adjusting mechanisms 54 are used for adjusting the distance between the two pressing pieces 53 so as to be suitable for workpieces with different sizes and different detection points.
Further, the first adjusting mechanism 54 includes a first adjusting groove 541 provided on the pressing base 52 and penetrating through both end surfaces of the pressing base 52, a first adjusting slider 542 movably inserted into the first adjusting groove 541 and moving along a length direction of the first adjusting groove 541, and a first fixing piece 543 for connecting the first adjusting slider 542 and the pressing piece 53; the present utility model also discloses a first fixing groove 5431 and a second fixing groove 5432 provided on the first fixing piece 543, where the first fixing groove 5431 is used for inserting the pressing piece 53 to fix the relative positions of the pressing piece 53 and the first fixing piece 543, and the second fixing groove 5432 is used for inserting the first adjusting slider 542 penetrating out of the first adjusting groove 541, and connecting the first adjusting slider 542 and the first fixing piece 543 with bolts, so as to prevent the first adjusting slider 542 and the first fixing piece 543 from rotating relatively, thereby affecting the detection result.
Specifically, the balancing buffer device 6 is disposed between the pressing column 51 and the pressing base 52, the balancing buffer device 6 includes a buffer connection base 61, a first connection column 62 disposed at an edge of the pressing base 52, second connection columns 63 disposed on the buffer connection base 61 and in one-to-one correspondence with the first connection columns 62, and an elastic buffer 64 disposed between the first connection columns 62 and the second connection columns 63; the first connecting columns 62 are preferably 4 corners of the pressing base 52, the second connecting columns 63 are preferably 4 corners of the pressing base 52 and are in one-to-one correspondence with the first connecting columns 62, the elastic buffer members 64 are preferably springs, and the elastic buffer members 64 are used for tensioning the 4 corners of the pressing base 52 to reduce the deflection or offset of the pressing device 5 when the pressing device 5 moves or presses a workpiece.
More specifically, a pressure sensor 7 is further provided between the pressing column 51 and the detection driving device 3; the pressure sensor 7 is used for being electrically connected with external detection equipment to obtain test data of the bearing pressure intensity of the workpiece.
In addition, the cross section of the first adjusting groove 541 is an inverted "convex" shaped structural groove, and the first adjusting slider 542 is an inverted "convex" shaped structure correspondingly matched with the first adjusting groove 541; the structure is simple, the connection is convenient, and the first adjusting slider 542 is prevented from being separated from the first adjusting groove 541.
The support base 4 comprises a support column 41 arranged on the frame 1, a fixed base 42 arranged on the support column 41, a support piece 43 arranged on the fixed base 42 and used for supporting a pressing workpiece, and a second adjusting mechanism 44 arranged between the fixed base 42 and the support piece 43 and used for adjusting the relative positions of the fixed base and the support piece; the number of the supporting pieces 43 is preferably 2, and two supporting pieces 43 and two pressing pieces 53 are correspondingly matched to clamp a workpiece, so that four-point pressing contact detection is formed, and the detection efficiency is improved.
Further, the second adjusting mechanism 44 includes a second adjusting slot 441 disposed on the support base 4 and penetrating through two end surfaces of the support base 4, a second adjusting slider 442 movably inserted into the second adjusting slot 441 and configured to move along a length direction of the second adjusting slot 441, and a second fixing member 443 configured to connect the second adjusting slider 442 and the support member 43; the present utility model further discloses a third fixing groove 4431 and a fourth fixing groove 4432 formed on the second fixing member 443, wherein the third fixing groove 4431 is used for inserting the supporting member 43 to fix the relative positions of the supporting member 43 and the second fixing member 443, the fourth fixing groove 4432 is used for inserting the second adjusting slider 442 penetrating out of the second adjusting groove 441, and the second adjusting slider 442 and the second fixing member 443 are connected by bolts, so as to prevent the second adjusting slider 442 and the second fixing member 443 from rotating relatively, thereby affecting the detection result.
Further, the detection driving device 3 includes a first linear motor 31, a second linear motor 32 symmetrically disposed with respect to the first linear motor 31, and a sliding support bar 33 disposed between the first linear motor 31 and the second linear motor 32, wherein the first linear motor 31 and the second linear motor 32 are configured to cooperate to drive the sliding support bar 33 to move up and down in a vertical direction, and the pressing device 5 is disposed on the sliding support bar 33; the two ends of the sliding support rod 33 are respectively connected with the moving ends of the first linear motor 31 and the second linear motor 32, so that the structure is simple, the operation is convenient, and the accuracy of detection data is improved.
Specifically, the frame 1 is also provided with a transparent protective cover 8 sleeved outside the detection device 2; the transparent protective cover 8 comprises a support and a transparent glass panel arranged on the support, so that the work piece is prevented from being splashed to cause injury to staff when damaged, the transparent glass panel is convenient for observing the detection state, and the accuracy of detection data is improved.
The utility model also discloses scale marks 10 respectively arranged on the jacking base 52 and the fixed base 42, wherein the scale marks 10 are respectively used for being matched with the first fixing piece 543 and the second fixing piece 443, so as to improve the accuracy of sliding adjustment of the first fixing piece 543 and the second fixing piece 443.
The utility model also discloses a groove with a 'convex' structure on the cross section of the second adjusting groove 441, and the second adjusting sliding block 442 is of a 'convex' structure correspondingly matched with the second adjusting groove 441.
The working principle of this embodiment is as follows:
the utility model relates to a screen strength testing device, which comprises a frame 1, a detection device 2 and a detection driving device 3, wherein the detection device 2 is arranged on the frame 1, the detection device 2 comprises a support base 4 arranged on the frame 1, and a jacking device 5 which is arranged corresponding to the support base 4 and is used for being matched with a clamping workpiece, the detection driving device 3 is used for driving the jacking device 5 to move in a direction away from or close to the support base 4, and a balance buffer device 6 which is used for keeping the jacking device 5 stable during movement is arranged on the jacking device 5; according to the utility model, the detection driving device 3 drives the jacking device 5 to move towards the direction close to the supporting base 4 so as to clamp a workpiece and perform strength test, the balancing buffer device 6 keeps the jacking device 5 balanced and stable in the moving process of the jacking device 5, vibration is reduced, deflection and offset of the jacking device 5 are reduced, the jacking device 5 can accurately move to a preset contact detection point on the workpiece, the accuracy of detection data is improved, and the production quality of a mobile phone screen is further improved.
The above description of one embodiment provided in connection with the specific content does not set forth limitation to the specific implementation of the present utility model, and is not limited to the above designations but is not limited to english designations due to the different industry designations. The method, structure, etc. similar to or identical to those of the present utility model, or some technical deductions or substitutions are made on the premise of the inventive concept, should be regarded as the protection scope of the present utility model.
Claims (10)
1. A screen strength testing device is characterized in that: including frame (1), locate detection device (2) on frame (1) to and detect drive arrangement (3), detection device (2) are including locating support base (4) on frame (1), and with support base (4) correspond setting and be used for the cooperation to press from both sides roof pressure device (5) of tight work piece, detect drive arrangement (3) are used for the drive roof pressure device (5) are in the direction removal of keeping away from or being close to support base (4), be equipped with on roof pressure device (5) and be used for making roof pressure device (5) keep stable balanced buffer (6) when removing.
2. A screen strength testing apparatus according to claim 1, wherein the pressing means (5) comprises a pressing column (51), a pressing base (52) connected to the pressing column (51), a pressing member (53) provided on the pressing base (52) and adapted to press a workpiece, and a first adjusting mechanism (54) provided between the pressing base (52) and the pressing member (53) and adapted to adjust the relative positions of the two.
3. A screen strength testing apparatus according to claim 2, wherein the first adjusting mechanism (54) comprises first adjusting grooves (541) provided on the pressing base (52) and penetrating through both end surfaces of the pressing base (52), first adjusting sliders (542) movably inserted into the first adjusting grooves (541) and adapted to move along a length direction of the first adjusting grooves (541), and first fixing members (543) for connecting the first adjusting sliders (542) and the pressing members (53).
4. A screen strength testing device according to claim 2, wherein the balancing buffer device (6) is arranged between the jacking column (51) and the jacking base (52), the balancing buffer device (6) comprises a buffer connection base (61), a first connection column (62) arranged at the edge of the jacking base (52), a second connection column (63) arranged on the buffer connection base (61) and in one-to-one correspondence with the first connection column (62), and an elastic buffer (64) arranged between the first connection column (62) and the second connection column (63).
5. A screen strength testing device according to claim 2, characterized in that a pressure sensor (7) is further arranged between the jacking column (51) and the detection driving device (3).
6. A screen intensity testing apparatus according to claim 3, wherein the cross section of the first adjusting groove (541) is an inverted "convex" shaped structure groove, and the first adjusting slider (542) is an inverted "convex" shaped structure correspondingly matched with the first adjusting groove (541).
7. A screen strength testing device according to claim 1, wherein the support base (4) comprises a support column (41) arranged on the frame (1), a fixing base (42) arranged on the support column (41), a support member (43) arranged on the fixing base (42) and used for supporting a pressing workpiece, and a second adjusting mechanism (44) arranged between the fixing base (42) and the support member (43) and used for adjusting the relative positions of the fixing base and the support member.
8. The screen strength testing apparatus according to claim 7, wherein the second adjusting mechanism (44) includes a second adjusting groove (441) provided on the support base (4) and penetrating through both end surfaces of the support base (4), a second adjusting slider (442) movably inserted into the second adjusting groove (441) and adapted to move along a length direction of the second adjusting groove (441), and a second fixing member (443) adapted to connect the second adjusting slider (442) and the support member (43).
9. A screen strength testing device according to claim 1, wherein the detection driving device (3) comprises a first linear motor (31), a second linear motor (32) symmetrically arranged with the first linear motor (31), and a sliding support rod (33) arranged between the first linear motor (31) and the second linear motor (32), the first linear motor (31) and the second linear motor (32) are used for being matched to drive the sliding support rod (33) to move up and down along a vertical direction, and the pressing device (5) is arranged on the sliding support rod (33).
10. The screen strength testing device according to claim 1, wherein the frame (1) is further provided with a transparent protective cover (8) sleeved outside the detection device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295668.4U CN220104689U (en) | 2023-05-25 | 2023-05-25 | Screen strength testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295668.4U CN220104689U (en) | 2023-05-25 | 2023-05-25 | Screen strength testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104689U true CN220104689U (en) | 2023-11-28 |
Family
ID=88843767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321295668.4U Active CN220104689U (en) | 2023-05-25 | 2023-05-25 | Screen strength testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104689U (en) |
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2023
- 2023-05-25 CN CN202321295668.4U patent/CN220104689U/en active Active
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