CN110738931A - Crimping device and flexible screen display equipment - Google Patents

Crimping device and flexible screen display equipment Download PDF

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Publication number
CN110738931A
CN110738931A CN201910959123.0A CN201910959123A CN110738931A CN 110738931 A CN110738931 A CN 110738931A CN 201910959123 A CN201910959123 A CN 201910959123A CN 110738931 A CN110738931 A CN 110738931A
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China
Prior art keywords
rotating shaft
assembly
sliding
rotating
wheel
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Granted
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CN201910959123.0A
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Chinese (zh)
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CN110738931B (en
Inventor
吴雨华
单奇
廖富
董帆
刘佳
王留洋
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Yungu Guan Technology Co Ltd
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Yungu Guan Technology Co Ltd
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Priority to CN201910959123.0A priority Critical patent/CN110738931B/en
Publication of CN110738931A publication Critical patent/CN110738931A/en
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Publication of CN110738931B publication Critical patent/CN110738931B/en
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
    • F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Transmission Devices (AREA)

Abstract

The embodiment of the invention provides curling devices and flexible screen display equipment, and solves the problem of how to automatically curl the flexible display equipment.

Description

Crimping device and flexible screen display equipment
Technical Field
The invention relates to the technical field of flexible screen display, in particular to crimping devices and flexible screen display equipment.
Background
With the emergence of flexible AMOLED (Active-matrix organic light emitting diode) display screens, various large mobile phone terminal manufacturers have laid out folding terminal products one after another, which brings the experience of small volume and large screen to terminal users. At the same time, the display screen is rolled up when the rolling technology after the folding technology is expected, and related rolling test equipment and display equipment are born. How to completely show the performance of the curled screen body to a client and simultaneously consider the beauty becomes a problem which needs to be solved at the present stage. The existing curling test equipment is large in size, heavy in appearance and not suitable for being used for external display.
Disclosure of Invention
In view of this, the embodiment of the present invention provides kinds of curling devices and flexible display devices, which solve the problem of how to automatically curl a flexible display device.
The curling devices and flexible screen display equipment provided by the embodiment of of the invention comprise a driving component, a rotating component arranged at the end of the driving component , a sliding component arranged at the end of the rotating component far away from the end of the driving component , and a rotating shaft connected with the sliding component, wherein the end of the curling equipment is fixed on the rotating shaft, the rotating shaft can rotate, and the sliding component drives the rotating shaft to slide.
In , the rotating assembly comprises a th wheel connected with the driving assembly at the end , a second wheel arranged in parallel with the th wheel, wherein the end of the second wheel is connected with the sliding assembly, and a transmission piece surrounding the th wheel and the second wheel, wherein the th wheel rotates under the action of the driving assembly, and the second wheel is transmitted to rotate through the transmission belt.
In embodiments, the sliding assembly includes a lead screw disposed perpendicular to the rotating shaft, wherein a end of the lead screw is connected to the second rotating wheel, wherein rotation of the second rotating wheel drives the lead screw to rotate, and wherein the slider is disposed on the lead screw, and rotation of the lead screw drives the slider to slide on the lead screw.
In , the sliding assembly further includes a fixing block disposed on the sliding block, and the rotating shaft is fixed on the sliding block through the fixing block, wherein the sliding block drives the fixing block to slide, and the fixing block drives the rotating shaft to slide.
In , the step includes a gear sleeved on the end of the rotating shaft and fixedly connected to the rotating shaft, and a rack arranged parallel to the sliding assembly and engaged with the gear, wherein the sliding of the rotating shaft drives the gear to roll on the rack, and the rolling of the gear drives the rotating shaft to rotate.
In , step includes providing a bearing disposed on the end of the shaft.
In , the step further includes a bearing sleeved on the same end of the rotating shaft as the gear, wherein the bearing is sleeved on the end of the rotating shaft.
In , step includes a securing assembly disposed parallel to the axis of rotation to which the other end of the crimped device is secured.
In embodiments, the drive assembly is a motor.
A flexible screen display apparatus comprising a crimping device as described in any of above.
The kinds of crimping devices and flexible screen display equipment provided by the embodiment of the invention comprise a driving assembly, a rotating assembly, a sliding assembly and a rotating shaft, wherein the end of the rotating assembly is arranged on the driving assembly, the other end of the rotating assembly, which is far away from the driving assembly, is arranged on the sliding assembly, and the end of the crimped equipment is fixed on the rotating shaft, wherein the sliding assembly comprises a sliding block, the rotating shaft is connected with the sliding block, the driving assembly is used for driving the rotating assembly to rotate, the rotating assembly rotates to drive the sliding block on the sliding assembly to slide, the rotating shaft is connected on the sliding block, the sliding block slides to drive the rotating shaft to slide, and as the end of the crimped equipment is fixed on the rotating shaft, the rotating shaft rotates by itself while sliding, and the crimped and deployed devices are crimped and deployed, so that the problem that the crimped equipment can realize automatic crimping.
Drawings
Fig. 1 is a schematic structural diagram of crimping devices provided by embodiments of the present invention.
Fig. 2 is a schematic structural diagram of crimping devices according to another embodiment of the invention.
Fig. 3 is a schematic structural diagram of crimping devices according to another embodiment of the invention.
Fig. 4 is a schematic cross-sectional view a-a' of the crimping devices of fig. 3.
Fig. 5 is an enlarged schematic view of region a of crimping devices according to an embodiment of the invention .
Fig. 6 is a schematic structural diagram of fastening assemblies provided by an embodiment of of the present invention.
Fig. 7 is a schematic structural diagram of crimping devices provided by of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.
Fig. 1 is a schematic structural diagram of crimping devices provided by embodiments of the present invention.
As shown in figure 1, the crimping device comprises a driving assembly 1, a rotating assembly 2, a sliding assembly 3 and a rotating shaft 4, wherein an end of the rotating assembly 2 is arranged on the driving assembly 1, the other end of the rotating assembly 2, which is far away from the driving assembly 1, is arranged on the sliding assembly 3, and a end of a device to be crimped is fixed on the rotating shaft 4, wherein the sliding assembly 3 comprises a sliding block 31, the rotating shaft 4 is connected with the sliding block 31, the driving assembly 1 is used for driving the rotating assembly 2 to rotate, the rotating assembly 2 rotates to drive the sliding block 31 on the sliding assembly 3 to slide, the sliding block 31 slides to drive the rotating shaft 4 to slide, and the end of the device to be crimped is fixed on the rotating shaft 4, the rotating shaft 4 rotates by itself while sliding to crimp and deploy the device, so that the device to be crimped can be crimped and deployed automatically.
It is understood that the driving assembly 1 may be a motor or other assembly having a driving function, the specific type of the driving assembly 1 may be selected according to actual situations, and the specific type of the driving assembly 1 is not limited in the present invention.
It is also understood that the end of the device to be crimped is fixed on the rotating shaft 4, the other end of the device to be crimped can be fixed by people or other fixing methods, the fixing method of the other end of the device to be crimped can be various, and the invention does not limit the fixing method of the other end of the device to be crimped.
It will be further understood that the crimping apparatus may be used for testing the equipment to be crimped, may be used for displaying the equipment to be crimped, and the like, and that the manner of application of the crimping apparatus is various, and the invention is not limited to the specific application of the crimping apparatus.
It is also understood that the end of the device to be bent can be fixed on the reel by means of pasting or by means of screwing, etc., and how the end of the device to be bent is fixed on the reel can be selected according to the actual situation, and the invention is not limited to how the end of the device to be bent is fixed on the reel.
Fig. 2 is a schematic structural diagram of crimping devices according to another embodiment of the invention.
As shown in FIG. 2, the rotating assembly 2 further comprises th rotating wheel 21, a second rotating wheel 22 and a transmission member, wherein the th rotating wheel is connected with the driving assembly 1, the second rotating wheel 22 is arranged in parallel at the side of the th rotating wheel, the th rotating wheel 21 and the second rotating wheel 22 are surrounded by the transmission member, the driving assembly 1 drives the th rotating wheel 21 to rotate, the th rotating wheel 21 rotates to drive the transmission member to rotate, and the second rotating wheel 22 rotates through the transmission of the rotating member, the rotating assembly 2 is arranged in a structure with two rotating wheels (including the th rotating wheel 21 and the second rotating wheel 22), and the th rotating wheel 21 and the second rotating wheel 22 are arranged in parallel, and since the end of the second rotating wheel 22 is connected with the sliding assembly 3, the volume of the curling device can be reduced as a whole, and the curled device can be displayed to.
It is understood that the transmission member may be a belt 23 or other work piece having a transmission function, and the present invention is not limited to the specific type of transmission member.
In the embodiment of the invention, the sliding assembly 3 includes a lead screw 32 and a slider 31, the lead screw 32 is disposed perpendicular to the rotating shaft 4, the end is connected to the second rotating wheel 22, the slider 31 is disposed on the lead screw 32 and can slide along the lead screw 32, the lead screw 32 is devices for converting rotary motion into linear motion, the lead screw 32 can be a ball screw 32, the ball screw 32 is composed of a screw, a nut, a steel ball, a preforming piece, an inverter, a dust catcher, etc., and its function is to convert rotary motion into linear motion, when the ball screw 32 is used as an active body, the nut will be converted into linear motion according to a lead of a corresponding specification along with a rotation angle of the lead screw, the slider 31 can be connected with the nut through a nut seat and the nut, thereby realizing corresponding linear motion, rotation of the second rotating wheel 22 drives the lead screw 32 to rotate, due to the above characteristics of the lead screw 32, the rotary motion of the lead screw 32 can be converted into linear motion of the slider 31, so that the slider.
It is understood that the screw 32 can be a ball screw 32, or other type of screw 32, and the invention is not limited to the specific type of screw 32 provided that it can convert the rotational movement of the screw 32 into the linear movement of the slider 31.
It is also understood that the width of the lead screw 32 may be 40mm, the height may be 27.5mm, the length may be 228.3mm, the size of the lead screw 32 may be selected, and the invention is not limited to the specific size of the lead screw 32.
It is also understood that the sliding path of the slider 31 on the lead screw 32 may be 100mm to 150mm, the sliding path of the slider 31 on the lead screw 32 is related to the size of the device to be crimped, the sliding path of the slider 31 on the lead screw 32 may be set according to the size of the device to be crimped, and the sliding path of the slider 31 on the lead screw 32 is not limited by the present invention.
Fig. 3 is a schematic structural diagram of crimping devices provided in another embodiment of the invention, fig. 4 is a schematic sectional structural diagram of a-a' of crimping devices provided in an embodiment of the invention, and fig. 5 is an enlarged structural diagram of an area a of crimping devices provided in an embodiment of the invention.
As shown in fig. 3-5, the sliding assembly 3 further includes a fixing block 33 disposed on the sliding block 31, the rotating shaft 4 is fixed on the sliding block 31 through the fixing block 33, since the fixing block 33 is disposed on the sliding block 31, the sliding block 31 slides to drive the fixing block 33 to slide, and since the rotating shaft 4 is connected to the fixing block 33, the fixing block 33 slides to drive the rotating shaft 4 to slide, the fixing block 33 may include a protrusion , the rotating shaft 4 may include a recess , the protrusion of the fixing block 33 is inserted into the recess of the rotating shaft 4 for connection, wherein the protrusion of the fixing block 33 may be rotatably fixed on the fixing block 33, which can ensure the connection between the rotating shaft 4 and the fixing block 33, and can realize the self-.
It can be understood that, in the above embodiment, preferably, the fixing block 33 and the rotating shaft 4 are connected through a protrusion and a groove, the protrusion is rotatably disposed on the fixing block 33, and the protrusion can rotate, so as to achieve the purpose of fixing the rotating shaft 4 and the fixing block 33 and rotating by itself. The fixing mode of the rotating shaft 4 and the fixing block 33 can be set according to the actual situation, and the fixing mode of the rotating shaft 4 and the fixing block 33 is not limited in the present invention.
It is also understood that the fixing block 33 can be welded on the sliding component 3, or adhered on the sliding component 3, etc., and how to fix the fixing block 33 on the sliding component 3 can be selected according to the actual situation, and the invention is not limited to how to fix the fixing block 33 with the sliding component 3.
In the embodiment of the present invention, the curling device further includes a gear 8 and a rack 5, wherein the gear 8 is sleeved at the end of the rotating shaft 4, the gear 8 is fixedly connected with the rotating shaft 4, the gear 8 is engaged with the rack 5, wherein the rack 5 can be arranged in parallel with the sliding assembly 3, and the rack 5 can be arranged in parallel with the lead screw 32. when the sliding block 31 drives the rotating shaft 4 to slide, since the gear 8 is fixed on the rotating shaft 4, the gear 8 rolls on the rack 5, and the rolling of the gear 8 drives the rotating shaft 4 to rotate.
It can be understood that the above embodiment is only a preferred solution, and is used for implementing self-rotation of the rotating shaft 4, and the manner of implementing self-rotation of the rotating shaft 4 may be various, for example, implementing self-rotation by driving of a small motor, etc., and how to implement self-rotation of the rotating shaft 4 may be set according to actual situations, and the invention is not limited to how to implement self-rotation of the rotating shaft 4.
In the embodiment of the invention, the curling device further comprises a bearing 6 which is sleeved on the side of the rotating shaft 4, and the bearing 6 can maintain the balance and smooth rotation of the rotating shaft 4 in the rotating process.
It is understood that the bearing 6 can be sleeved on the end of the rotating shaft 4 close to the fixed block 33, the bearing 6 can be fixed on the fixed block 33, and the gear 8 can be fixed on the side of the bearing 6 far from the fixed block 33. besides, the bearing 6 and the gear 8 can also be arranged on other positions of the rotating shaft 4, the fixing positions of the bearing 6 and the gear 8 can be set according to the actual situation, and the invention does not limit the position of the rotating shaft 4 where the bearing 6 and the gear 8 are arranged specifically on the premise of satisfying the functions of the bearing 6 and the gear 8.
In the embodiment of the present invention, the bearing 6 and the gear 8 can be sleeved on the same end of the rotating shaft 4, the bearing 6 can be sleeved on the end of the rotating shaft 4, in other words, the bearing 6 can be fixed on the fixed block 33, the gear 8 is arranged on the side of the bearing 6 away from the fixed block 33, and the bearing 6 and the gear 8 are simultaneously sleeved on the rotating shaft 4. the bearing 6 and the gear 8 are simultaneously sleeved on the same end of the rotating shaft 4, and the bearing 6 is fixed on the fixed block 33, so that the balance of the rotating shaft 4 in the rotating process can be better maintained, the space can be effectively utilized, and the volume of the curling.
In embodiment of the invention, the crimping device further comprises a fixing component 7, the fixing component 7 is arranged in parallel with the rotating shaft 4, and the fixing component 7 is used for fixing the other end of the device to be crimped.
It is understood that the fixing component 7 may be disposed on the sliding component 3, or may be disposed independently, the disposition position of the fixing component 7 is various, and the disposition position of the fixing component 7 is not limited in the present invention.
It is also understood that the end of the bent device can be fixed on the fixing component 7 by means of adhesion or by means of screwing or the like, and how the end of the bent device is fixed on the fixing component 7 can be selected according to the actual situation, and the invention is not limited to how the end of the bent device is fixed on the fixing component 7.
Fig. 6 is a schematic structural diagram of kinds of fixing assemblies 7 according to an embodiment of the present invention .
As shown in fig. 6, the fixing assembly 7 may further include a supporting frame 71, a sliding rod 72 and a swing rod 73, wherein two ends of the sliding rod 72 are disposed on the supporting frame 71, the sliding rod 72 may slide on the supporting frame 71, a sliding direction of the sliding rod 72 is parallel to a sliding direction of the slider 31 of the sliding assembly 3, two ends of the sliding rod 72 fixed to the supporting frame 71 are respectively defined as a end and a second end, a end of the swing rod 73 is rotatably connected to a end, and another end of the swing rod 73 is rotatably connected to the second end, wherein the sliding of the swing rod 73 and the sliding rod 72 may be rotatably connected by a rotating shaft 75, end of the curled device is fixed to the swing rod 73, a plurality of springs 74 may be disposed between the sliding rod 72 and the supporting frame 71, a direction of the springs 74 is parallel to a sliding direction of the slider 31 of the sliding assembly 3, when the curled device is curled on the rotating shaft 4, the rotating shaft 4 applies a pulling force to the curled device which is greater than the springs 74, the curled device is fixed to the sliding rod 72, and the curled device is curled to the curling device is more closely to the rotating shaft 32, and the curling device is curled to the curling device, the curling device is more the rolling shaft is more the curling device is more the rolling device, the rolling device is more the rolling device.
It is understood that the device to be curled can be fixed on the rocking bar 73 by means of adhesion, and the fixing manner of the device to be curled on the rocking bar 73 is not limited by the present invention.
In the embodiment of the invention, the rotating shaft 4 and the fixing component 7 are arranged in parallel, the rotating shaft 4 is arranged perpendicular to the lead screw 32, the end of the curled device is fixed on the reel, in addition, the end is fixed on the fixing component 7, when the rotating shaft 4 slides in the direction close to the fixing component 7, the curled device is curled due to the rotation of the rotating shaft 4, when the rotating shaft 4 slides in the direction far from the fixing component 7, the curled device is unfolded due to the rotation of the rotating shaft 4, and the problem that the curled device can realize automatic curling and unfolding is solved.
In , the curling device may further comprise a base, wherein the driving member 1, the rotating member 2, the sliding member 3 and the fixing member 7 may be fixed on the base, and wherein the base may further comprise a sliding rail for sliding the fixing block 33, so as to facilitate the sliding of the fixing block 33.
Fig. 7 is a schematic structural diagram of crimping devices provided by of the invention.
As shown in figure 7, flexible screen display equipment comprises a curling device described in any of the above embodiments, the curling device comprises a driving component 1, a rotating component 2, a sliding component 3 and a rotating shaft 4. the end of the rotating component 2 is arranged on the driving component 1, the other end of the rotating component 2 far away from the driving component 1 is arranged on the sliding component 3, the end of the equipment to be curled is fixed on the rotating shaft 4, wherein the sliding component 3 comprises a sliding block 31, the rotating shaft 4 is connected with the sliding block 31. the driving component 1 is used for driving the rotating component 2 to rotate, the rotating component 2 rotates and drives the sliding block 31 on the sliding component 3 to slide, as the rotating shaft 4 is connected on the sliding block 31, the sliding block 31 slides and drives the rotating shaft 4 to slide, as the end of the equipment to be curled is fixed on the rotating shaft 4, the rotating shaft 4 rotates with itself while sliding, and curls and unfolds the equipment to be curled, and solves the problem that the equipment to be.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and the like that are within the spirit and principle of the present invention are included in the present invention.

Claims (10)

  1. A crimping device of the type 1, , comprising:
    a drive assembly;
    a rotating assembly disposed at an end of the drive assembly , wherein the drive assembly drives the rotating assembly to rotate;
    a sliding component arranged at the end of the rotating component far away from the driving component, wherein the sliding block of the sliding component is driven to slide by the rotation of the rotating component, an
    And the end of the curled device is fixed on the rotating shaft, wherein the rotating shaft can rotate, and the sliding block drives the rotating shaft to slide.
  2. 2. The crimping device of claim 1, wherein the rotating assembly comprises:
    end connected to the drive assembly is a wheel;
    a second runner disposed in parallel with the th runner, the end of the second runner being connected to the slider assembly, and
    a drive member encircling the th wheel and the second wheel, wherein the th wheel is rotated by the drive assembly and the second wheel is driven by the drive belt.
  3. 3. The crimping device of claim 1, wherein the sliding assembly comprises a lead screw disposed perpendicular to the shaft, wherein an end is connected to the second wheel, wherein rotation of the second wheel causes rotation of the lead screw;
    the sliding block is arranged on the lead screw, and the rotation of the lead screw drives the sliding block to slide on the lead screw.
  4. 4. The crimping device of claim 3, wherein the sliding assembly further comprises a fixing block disposed on the sliding block, the rotating shaft being fixed to the sliding block via the fixing block, wherein the sliding block slides the fixing block, and the fixing block slides the rotating shaft.
  5. 5. The crimping device of claim 1, wherein the step comprises:
    a gear sleeved at the end of the rotating shaft, the gear being fixedly connected with the rotating shaft, an
    And the gear is meshed with the rack, the sliding of the rotating shaft drives the gear to roll on the rack, and the gear rolls to drive the rotating shaft to rotate.
  6. 6. The crimping device of any of , wherein the step comprises a bearing disposed about the end of the shaft.
  7. 7. The crimping device of claim 5, wherein further comprises a bearing disposed at the same end of the shaft as the gear sleeve, wherein the bearing is disposed at the end of the shaft.
  8. 8. The crimping apparatus of claim 1, further comprising a securing assembly disposed parallel to the pivot axis, the other end of the device being crimped secured to the secured assembly.
  9. 9. The crimping device of claim 1, wherein the drive assembly is a motor.
  10. A flexible screen display apparatus of , comprising a curling device of any of claims 1-9 through .
CN201910959123.0A 2019-10-10 2019-10-10 Crimping device and flexible screen display equipment Active CN110738931B (en)

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CN110738931B CN110738931B (en) 2022-01-25

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Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN111442912A (en) * 2020-05-19 2020-07-24 京东方科技集团股份有限公司 Flexible curled screen testing device
CN111462631A (en) * 2020-04-22 2020-07-28 昆山国显光电有限公司 Flexible display device
CN111627336A (en) * 2020-06-09 2020-09-04 深圳创维－Rgb电子有限公司 Display device
CN113345330A (en) * 2021-06-17 2021-09-03 合肥维信诺科技有限公司 Flexible display device
CN113409691A (en) * 2021-06-17 2021-09-17 维沃移动通信有限公司 Electronic device

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CN208297878U (en) * 2018-07-03 2018-12-28 合肥鑫晟光电科技有限公司 A kind of adhering device
CN109520714A (en) * 2018-11-13 2019-03-26 京东方科技集团股份有限公司 Coiled up device and flexible screen crimping device

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Publication number Priority date Publication date Assignee Title
EP1621404A1 (en) * 2004-07-30 2006-02-01 Algonquin Automotive Motorized rack and pinion assembly
CN201312450Y (en) * 2008-10-27 2009-09-16 英业达股份有限公司 Portable electronic device
CN102935757A (en) * 2011-08-16 2013-02-20 吴江市盛丰转移印花有限公司 Thermal transfer printing machine
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CN105333273A (en) * 2014-08-08 2016-02-17 联想(北京)有限公司 Sliding device and portable electronic equipment
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111462631A (en) * 2020-04-22 2020-07-28 昆山国显光电有限公司 Flexible display device
CN111442912A (en) * 2020-05-19 2020-07-24 京东方科技集团股份有限公司 Flexible curled screen testing device
CN111627336A (en) * 2020-06-09 2020-09-04 深圳创维－Rgb电子有限公司 Display device
CN113345330A (en) * 2021-06-17 2021-09-03 合肥维信诺科技有限公司 Flexible display device
CN113409691A (en) * 2021-06-17 2021-09-17 维沃移动通信有限公司 Electronic device

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CN110738931B (en) 2022-01-25

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