CN112134985A

CN112134985A - Folding screen mobile phone testing device

Info

Publication number: CN112134985A
Application number: CN202011106977.3A
Authority: CN
Inventors: 黄京勋; 张宏彦; 郁凯
Original assignee: Dage Test Systems Suzhou Co ltd
Current assignee: Dage Test Systems Suzhou Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2020-12-25

Abstract

The invention discloses a testing device for a folding screen mobile phone, which belongs to the field of folding screen mobile phones and comprises a testing mechanism, wherein the testing mechanism comprises a base and two mounting plates which are connected to two sides of the base in parallel; two sets of transmission assemblies are respectively connected with two sides of the floating clamping mechanism through connecting rods, linear bearings are connected to the two connecting rods in a sliding mode, two ends of the floating clamping mechanism are respectively connected with the two linear bearings, and the two connecting rods drive the floating clamping mechanism to rotate. The invention has the effects of being capable of adapting to folding screen mobile phones with more sizes, reducing the test cost and enabling the folding screen to be stressed uniformly in the folding movement process.

Description

Folding screen mobile phone testing device

Technical Field

The invention relates to the technical field of folding screen mobile phones, in particular to a folding screen mobile phone testing device.

Background

The flexible AMOLED screen is a key of the folding screen mobile phone, which is one type of smart phones of the folding screen mobile phone. The screen size and the portability of the conventional mobile phone cannot be obtained at the same time, the portability is poor when the screen size is increased, and the folding mobile phone becomes possible along with the development of the flexible screen technology, so that the problem of carrying convenience is solved, and the requirement on a large screen can be met. The flexible screen used in a folding phone can be bent or even twisted by 360 degrees, and can be kept intact after more than 20 ten thousand folds, so that the durability of the screen and the hinge needs to be fully tested.

A folding screen cell-phone product corresponds to and uses one set of special testing arrangement usually among the prior art, and application scope is less, brings great test cost, and folding in-process atress is not enough even, causes the influence to the test effect, and this problem is urgently needed to be solved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a testing device for a folding screen mobile phone, which has the effects of being capable of adapting to folding screen mobile phones with more sizes, reducing the testing cost and enabling the stress of a folding screen to be uniform in the folding movement process.

A testing device for a folding screen mobile phone comprises a mounting seat and a testing mechanism, wherein the testing mechanism comprises a base and two mounting plates which are connected to two sides of the base in parallel, the testing mechanism comprises a fixed clamping mechanism and a floating clamping mechanism, one side of a folding screen is clamped on the fixed clamping mechanism, the other side of the folding screen is clamped at the floating clamping mechanism, the lower surface of the fixed clamping mechanism is fixedly connected to the base, and driving components for driving the floating clamping mechanism to rotate are connected to the two mounting plates;

the driving assembly comprises a driving motor and two groups of transmission assemblies, the driving motor drives one group of transmission assemblies to rotate, and a transmission rod is coaxially fixed between the two groups of transmission assemblies; the two sets of transmission assemblies are respectively connected with two sides of the floating clamping mechanism through connecting rods, the two connecting rods are connected with linear bearings in a sliding mode, two ends of the floating clamping mechanism are respectively connected with the two linear bearings, and the two connecting rods drive the floating clamping mechanism to rotate.

The invention is further configured to: the utility model discloses a folding screen, including the clamping mechanism that floats, the clamping mechanism that floats includes centre gripping main part and locating part, centre gripping main part length direction both ends link to each other with two linear bearing respectively, the centre gripping groove has been seted up in the centre gripping main part, folding screen is kept away from fixed clamping mechanism one side and is located the centre gripping inslot, the locating part can be dismantled and connect in the centre gripping main part and the lower surface is close to the edge butt with the screen upper surface.

The invention is further configured to: two sensors are installed on the bottom plate and located the two sides of the length direction of the fixed clamping mechanism, the two sensor separation blades are connected to the top end of the connecting rod, each sensor separation blade comprises a connecting portion and a vertical portion, a waist-shaped hole is formed in each connecting portion and is connected with the corresponding connecting rod through a bolt, a sensing groove is formed in the top wall of the infrared sensor, and the sensor separation blades are inserted into the sensing groove in the rotating process.

The invention is further configured to: the fixed clamping mechanism comprises a clamping plate and a pressing piece, a first air hole is formed in the upper surface of the clamping plate, a second air hole is formed in the side wall of the clamping plate, a vacuum air path is formed between the first air hole and the second air hole, a sealing piece is arranged on the upper surface of the clamping plate around the first air hole, and the sealing piece is attached to the lower surface of a product.

The invention is further configured to: compress tightly the piece and set up quantity and be two and symmetric connection in grip block length direction both ends, it slides along grip block length direction to compress tightly the piece, and two it is close to one side each other and all is formed with the wedge face with the diapire junction to compress tightly the piece, wedge face and folding screen edge butt.

The invention is further configured to: the transmission assembly comprises a driving wheel and a driven wheel, the driving wheel and the driven wheel are in transmission through a belt, two ends of the transmission rod are coaxially fixed with the two driving wheels respectively, one side of the driving motor, far away from the transmission rod, is coaxially fixed with the driving wheel, and the bottom ends of the two connecting rods are coaxially fixed with the two driven wheels respectively.

The invention is further configured to: the base is connected on the tray, the tray both sides all are formed with the connection guide rail, the tray is the carbon fiber board.

The invention is further configured to: the driving motor is powered through an electrical box, an electrical connection terminal block is installed on the tray, and the electrical box is connected with the electrical connection terminal block through a cable.

The invention is further configured to: the mounting plate is connected with a pressing wheel, and the pressing wheel is attached to the upper surface of the belt.

The invention is further configured to: the linear bearing is connected with the clamping main body through a rotating shaft, and the rotating shaft penetrates through the clamping main body and is fixed through a clamp spring.

The folding screen is placed on the testing mechanism, one side of the folding screen is located on the clamping plate, the edge of the other side of the folding screen is located in a clamping groove in the clamping main body, the second air hole is used for vacuumizing, the sealing element is used for assisting in fixing the mobile phone in an atmospheric press fit mode, then the clamping element enables the wedge-shaped surface to be abutted to the edge of the folding screen, the linear bearing is enabled to move along the connecting rod, the edge of the length direction of the clamping groove is driven to be attached to the upper surface of the folding screen, the limiting element is enabled to be pressed against the upper surface of the folding screen, and the position of the vertical part can.

Start driving motor, two action wheels rotate simultaneously under the drive of transfer line, make the connecting rod drive the motion of centre gripping main part, it opens and shuts to drive folding screen, when the centre gripping main part drives the screen folding, the sensor separation blade inserts a sensing inslot, the sensor senses back driving motor antiport, it inserts another sensing inslot to drive the sensor separation blade, through the position of adjusting bolt at the downthehole position control sensor separation blade of waist type, when the sensor position leans on the back, the folding angle that can drive folding screen surpasss 180, so that the overload capacity to folding screen hinge tests.

In conclusion, the invention has the following beneficial effects:

1. the floating clamping mechanism is connected with the connecting rod through the linear bearing, and the driving motor drives the two transmission mechanisms to move, so that the stable running of the test can be kept and more types of mobile phone tests can be matched;

2. the connection position of the sensor baffle and the connecting rod is adjustable, and the maximum opening and closing angle can be adjusted by arranging the two sensors and the sensing groove so as to test the overload capacity of the hinge;

3. through connecting in the tray of base below and the setting of tray selection for the carbon fiber board, when lightening, guarantee the transmissivity of X-ray.

Drawings

FIG. 1 is a schematic structural view for embodying the entirety of the present invention;

FIG. 2 is a schematic structural diagram of a testing mechanism embodying the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of a fixing and clamping mechanism according to the present invention;

fig. 5 is a schematic structural diagram of a sensor baffle according to the present invention.

In the figure, 1, a testing mechanism; 11. a base; 111. a sensor; 112. a sensing slot; 12. mounting a plate; 121. a pinch roller; 2. fixing the clamping mechanism; 21. a clamping plate; 211. a first air hole; 212. a second air hole; 213. a seal member; 22. a compression member; 221. a wedge-shaped surface; 3. a floating clamping mechanism; 31. a clamping body; 32. a limiting member; 4. a drive assembly; 41. a transmission assembly; 411. a clamping groove; 412. a transmission rod; 413. a driving wheel; 414. a driven wheel; 415. a belt; 42. a drive motor; 43. a connecting rod; 431. a bolt; 44. a linear bearing; 441. a rotating shaft; 442. a clamp spring; 45. a sensor catch; 451. a connecting portion; 452. a vertical portion; 453. a kidney-shaped hole; 5. a tray; 51. connecting the guide rails; 52. an electrical connection terminal block; 53. an electrical box; 6. folding the screen; 7. a touch screen controller.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. In the present specification, the terms "upper", "lower", "left", "right" and "middle" are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial technical changes and modifications.

Example (b):

as shown in fig. 1 and 2, the testing device for a folding screen mobile phone designed in the present invention includes a mounting base and a testing mechanism 1, the testing mechanism 1 includes a base 11 and two mounting plates 12 connected in parallel to two sides of the base 11, the testing mechanism 1 includes a fixed clamping mechanism 2 and a floating clamping mechanism 3, one side of a folding screen 6 is clamped on the fixed clamping mechanism 2, the other side is clamped at the floating clamping mechanism 3, the lower surface of the fixed clamping mechanism 2 is fixedly connected to the base 11, and the two mounting plates 12 are connected with a driving component 4 for driving the floating clamping mechanism 3 to rotate.

As shown in fig. 2, the driving assembly 4 includes a driving motor 42 and two sets of transmission assemblies 41, each transmission assembly 41 includes a driving wheel 413 and a driven wheel 414, the driving wheel 413 and the driven wheel 414 are transmitted by a belt 415, a transmission rod 412 is coaxially fixed between the two driving wheels 413, and a rotor of the driving motor 42 passes through the mounting plate 12 and is coaxially fixed with the left driving wheel 413. Two groups of driven wheels 414 are coaxially fixed with a connecting rod 43 on the side close to each other, and the top ends of the two connecting rods 43 are connected with the two ends of the floating clamping mechanism 3 through linear bearings 44.

As shown in fig. 2 and 3, the floating clamping mechanism 3 includes a clamping main body 31 and a limiting member 32, two ends of the clamping main body 31 in the length direction are respectively connected to two linear bearings 44, the linear bearings 44 are connected to the clamping main body 31 through a rotating shaft 441, and the rotating shaft 441 passes through the clamping main body 31 and is fixed through a snap spring 442. The last centre gripping groove 411 of having seted up of centre gripping main part 31, folding screen 6 is kept away from fixed fixture 2 one side and is located centre gripping groove 411, and locating part 32 can be dismantled and connect on centre gripping main part 31 and the lower surface is close to the edge butt with the screen upper surface.

As shown in fig. 4, the fixing clamping mechanism 2 includes a clamping plate 21 and a pressing member 22, a first air hole 211 is formed in the upper surface of the clamping plate 21, a second air hole 212 is formed in the side wall of the clamping plate 21, a vacuum air path is formed between the first air hole 211 and the second air hole 212, a sealing member 213 is arranged on the upper surface of the clamping plate 21 around the first air hole 211, and the sealing member 213 is selected from a rubber ring and is attached to the lower surface of a product. Pressing member 22 sets up quantity and be two and symmetric connection in grip block 21 length direction both ends, and pressing member 22 slides along grip block 21 length direction, and two pressing member 22 are close to one side each other and all are formed with wedge-shaped surface 221 with the diapire junction, wedge-shaped

surface

221 and 6 edge butt of folding screen.

As shown in fig. 2 to 5, two sensors 111 are mounted on the bottom plate at two sides of the fixed clamping mechanism 2 in the length direction, the top ends of the two connecting rods 43 are connected with sensor blocking pieces 45, each sensor blocking piece 45 comprises a connecting portion 451 and a vertical portion 452, a waist-shaped hole 453 is formed in the connecting portion 451 and is connected with the connecting rod 43 through a bolt 431, a sensing groove 112 is formed in the top wall of each sensor 111, each sensor 111 is provided with an infrared sensor 111, a sensing position is arranged in the sensing groove 112, and the sensor blocking pieces 45 are inserted into the sensing groove 112 in the rotating process.

As shown in fig. 2 to 5, when the floating clamping mechanism 3 rotates with the driven wheel 414, and the folding screen 6 is in the folded state, the vertical portion 452 of the sensor flap 45 moves into the sensing slot in front of the fixed clamping mechanism 2, at this time, the infrared rays are interrupted by the sensor flap 45, and the sensor 111 sends a signal to instruct the driving motor 42 to rotate in the opposite direction until the vertical portion 452 rotates into another sensing slot 112 to perform the same sensing process. The sensor baffle 45 is vertically connected to one side of the connecting part 451 in the length direction, the waist-shaped hole 453 is arranged along the length direction of the connecting part 451, when the bolt 431 is centrally arranged in the waist-shaped hole 453 in a penetrating mode, the rotating angles of the connecting rod 43 towards the two sides are both 90 degrees, and a conventional 180-degree folding test can be carried out; when the bolt 431 is arranged at the end part of the waist-shaped hole 453 in a penetrating way, the connecting rod 43 rotates towards one side by an angle larger than 90 degrees, and the overload capacity of the hinge can be tested.

As shown in fig. 1, the base 11 is connected on the tray 5, the connecting guide rails 51 are formed on both sides of the tray 5, the tray 5 is a carbon fiber plate, the carbon fiber plate has the characteristics of light weight and good light transmission effect, the device can be placed in an X-ray detection device through the connecting guide rails 51 on both sides of the carbon fiber plate, and the change of the internal structure of the mobile phone in the folding process can be observed under the X-ray. The driving motor 42 is supplied with power through an electric box 53, an electric connection terminal block 52 is mounted on the tray 5, and the electric box and the electric connection terminal block 52 are connected through a cable. The electric box is connected with a touch screen controller 7 through a cable so as to control the whole body, a pinch roller 121 is connected on the mounting plate 12, and the pinch roller 121 is attached to the upper surface of the belt 415.

The implementation principle of the above embodiment is as follows: the folding screen 6 is placed on the testing mechanism 1, one side of the folding screen is positioned on the clamping plate 21, the edge of the other side of the folding screen is positioned in the clamping groove 411 on the clamping main body 31, the second air hole 212 is used for vacuumizing, the sealing element 213 is used for assisting in fixing the mobile phone in an atmospheric press fit mode, then the pressing element 22 is moved to enable the wedge-shaped surface 221 to be abutted against the edge of the folding screen 6, the linear bearing 44 is made to move along the connecting rod 43 to drive the edge of the clamping groove 411 in the length direction to be attached to the upper surface of the folding screen 6, the limiting element 32 is made to press the upper surface of the folding screen 6, and the position of the vertical part 452 can be.

The driving motor 42 is started, the two driving wheels 413 are driven by the transmission rod 412 to synchronously rotate, the connecting rod 43 drives the clamping main body 31 to move, the folding screen 6 is driven to open and close, when the clamping main body 31 drives the screen to be folded, the sensor blocking piece 45 is inserted into one sensing groove 112, the sensor 111 senses the reverse rotation of the rear driving motor 42, the sensor blocking piece 45 is driven to be inserted into the other sensing groove 112, the position of the sensor blocking piece 45 is adjusted through the adjusting bolt 431 in the waist-shaped hole 453, when the position of the sensor 111 leans against the rear, the folding angle capable of driving the folding screen 6 exceeds 180 degrees, so that the overload capacity of the hinge of the folding screen 6 is tested.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a folding screen cell-phone testing arrangement which characterized in that: the device comprises a testing mechanism (1), wherein the testing mechanism (1) comprises a base (11) and two mounting plates (12) which are connected to two sides of the base (11) in parallel, the testing mechanism (1) comprises a fixed clamping mechanism (2) and a floating clamping mechanism (3), one side of a folding screen (6) is clamped on the fixed clamping mechanism (2), the other side of the folding screen is clamped at the floating clamping mechanism (3), the lower surface of the fixed clamping mechanism (2) is fixedly connected to the base (11), and the two mounting plates (12) are connected with a driving assembly (4) which drives the floating clamping mechanism (3) to rotate;

drive assembly (4) include a driving motor (42) and two sets of drive assembly (41), driving motor (42) drive a set of drive assembly (41) and rotate, and are two sets of coaxial fixed has transfer line (412), and is two sets of between drive assembly (41) link to each other through connecting rod (43) with fixture (3) both sides that float respectively, two all slide on connecting rod (43) and be connected with linear bearing (44), fixture (3) both ends that float link to each other with two linear bearing (44) respectively, two connecting rod (43) drive fixture (3) that float and rotate.

2. The testing device for the folding screen mobile phone according to claim 1, characterized in that: the floating clamping mechanism (3) comprises a clamping main body (31) and a limiting part (32), the two ends of the clamping main body (31) in the length direction are respectively connected with two linear bearings (44), a clamping groove (411) is formed in the clamping main body (31), one side of the folding screen (6) far away from the fixed clamping mechanism (2) is located in the clamping groove (411), and the limiting part (32) is detachably connected to the clamping main body (31) and the lower surface of the folding screen is close to the edge of the upper surface of the screen in an abutting mode.

3. The testing device for the folding screen mobile phone according to claim 1, characterized in that: two sensors (111) are installed to the fixed fixture (2) length direction both sides of lieing in on base (11), two connecting rod (43) top all is connected with sensor separation blade (45), sensor separation blade (45) are including connecting portion (451) and perpendicular portion (452), waist type hole (453) have been seted up on connecting portion (451) and have been linked to each other with connecting rod (43) through bolt (431), sensor (111) roof is formed with sensing groove (112), sensor separation blade (45) rotate the in-process interpolation and connect in sensing groove (112).

4. The testing device for the folding screen mobile phone according to claim 3, characterized in that: fixed fixture (2) include grip block (21) and compress tightly piece (22), first air pocket (211) have been seted up to grip block (21) upper surface, second air pocket (212) have been seted up to grip block (21) lateral wall, be formed with the vacuum gas circuit between first air pocket (211) and second air pocket (212), grip block (21) upper surface is provided with sealing member (213) around first air pocket (211), sealing member (213) and the laminating of product lower surface.

5. The testing device for the folding screen mobile phone according to claim 4, characterized in that: compress tightly piece (22) and set up quantity and be two and symmetric connection in grip block (21) length direction both ends, it slides along grip block (21) length direction to compress tightly piece (22), and two it all is formed with wedge face (221) to compress tightly piece (22) and be close to one side each other and diapire junction, wedge face (221) and folding screen (6) edge butt.

6. The testing device for the folding screen mobile phone according to claim 1, characterized in that: drive assembly (41) are including action wheel (413) and follow driving wheel (414), pass through belt (415) transmission between action wheel (413) and the follow driving wheel (414), transfer line (412) both ends respectively with two action wheels (413) coaxial fixed, driving motor (42) and action wheel (413) keep away from drive line (412) one side coaxial fixed, two connecting rod (43) bottom is respectively with two follow driving wheel (414) coaxial fixed.

7. The testing device for the folding screen mobile phone according to claim 6, characterized in that: base (11) are connected on tray (5), tray (5) both sides all are formed with connecting guide rail (51), tray (5) are the carbon fiber board.

8. The testing device for the folding screen mobile phone according to claim 7, characterized in that: the driving motor (42) is powered through an electrical box (53), an electrical connection terminal block (52) is installed on the tray (5), and the electrical box (53) is connected with the electrical connection terminal block (52) through a cable.

9. The testing device for the folding screen mobile phone according to claim 6, characterized in that: the mounting plate (12) is connected with a pressing wheel (121), and the pressing wheel (121) is attached to the upper surface of the belt (415).

10. The testing device for the folding screen mobile phone according to claim 1, characterized in that: the linear bearing (44) is connected with the clamping main body (31) through a rotating shaft (441), and the rotating shaft (441) penetrates through the clamping main body (31) and is fixed through a clamp spring (442).