Comprehensive mobile phone screen and detection jig

Abstract

The utility model relates to the technical field of display screens, in particular to a comprehensive mobile phone screen and a detection jig. The structure is simple, the layout is reasonable, the manufacturing cost and the subsequent use and maintenance cost are low, the process is simple, and the maximization of a display area can be realized; comprising a U-shaped curved screen; the U-shaped curved screen comprises a front screen, a back screen and an arc-shaped connecting screen, and the front screen and the back screen are integrally formed after being connected through the arc-shaped connecting screen; the side display screen is located at the joint of the two sides of the U-shaped curved screen. The detection jig is used for detecting the comprehensive mobile phone display screen and comprises a base, an inner supporting core installed on the base, first clamping mechanisms symmetrically arranged on the front side and the rear side of the inner supporting core and second clamping mechanisms used for clamping and limiting the display screens on the two side edges. The inner supporting core is used for being inserted into the U-shaped curved screen, the inner supporting core is matched with the interior of the U-shaped curved screen, and the first clamping mechanism is used for clamping and limiting the two sides of the U-shaped curved screen.

Description

Technical Field

[0001] The utility model relates to the technical field of display screens, in particular to a comprehensive mobile phone screen and a detection fixture. Background Art

[0002] With the development of smart phones and the improvement of people's visual perception of mobile phones, the display area of ​​the display has become an important consideration for whether a mobile phone is competitive in the market; existing mobile phones mostly use single-sided screens or double-sided independent screens, especially double-sided independent screens, which have great development potential in the market.

[0003] For example, a Chinese invention patent discloses a multi-screen display device (publication (announcement) number: CN101776818B). It includes a plurality of interconnected light guide plates having a display panel located on a light radiation surface or each. A first movable hinge portion connects the first ends of a pair of light guide plates together to keep the light guide plates able to rotate. A second movable hinge portion connects the light guide plate and a stable support together to allow rotational movement between the light guide plate and the stable support. A light source unit is located in the first movable hinge portion and is used to illuminate the display panel through the light guide plate.

[0004] However, when the inventors implemented this device, they found the following defects: the multi-sided screen uses a folding screen to maximize the display area, but the process is complicated and the production cost is high. The maintenance difficulty and cost during subsequent use are high, and there are certain limitations in use. Utility Model Content

[0005] Based on this, it is necessary to provide a comprehensive mobile phone screen and detection fixture to address the above-mentioned technical problems, with a simple structure, reasonable layout, low manufacturing cost and subsequent use and maintenance cost, simple process, and the ability to maximize the display area.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] A comprehensive mobile phone screen and a testing fixture, which are applied to terminal display screens such as mobile phones.

[0008] The comprehensive mobile phone screen and testing fixture specifically include:

[0009] U-shaped curved screen; the U-shaped curved screen comprises a front screen, a back screen and a curved connecting screen, and the front screen and the back screen are connected by the curved connecting screen to form an integral body;

[0010] The side display screen is located at the junction of two sides of the U-shaped curved screen.

[0011] A detection jig, used for detecting the above-mentioned full-screen mobile phone, comprises a base, an inner support core installed on the base, a first clamping mechanism symmetrically arranged on the front and rear sides of the inner support core, and a second clamping mechanism for clamping and limiting the display screens on both sides; the inner support core is used to be inserted into the interior of the U-shaped curved screen, the inner support core fits with the interior of the U-shaped curved screen, and the first clamping mechanism is used for clamping and limiting the two sides of the U-shaped curved screen; the first clamping mechanism comprises a quick clamp and a pressure wheel rotatably installed on the quick clamp; the second clamping mechanism comprises a scissor-type clamp and a torsion spring hingedly installed on the base, the scissor-type clamp is elastically connected to the base through the torsion spring, and the clamping end of the scissor-type clamp is provided with an L-shaped slot; further, the second clamping and limiting mechanism is located on both sides of the inner support core, and in a natural state, under the action of the torsion spring, the scissor-type clamp moves to the side close to the inner support core.

[0012] As a preferred embodiment of the detection fixture provided by the utility model, the quick clamp includes a clamp body, a pressure arm hingedly mounted on the clamp body, a connecting clamp plate and a driving handle, the driving handle is hingedly mounted on the pressure arm, one end of the connecting clamp plate is hinged to the driving handle, and the other end of the connecting clamp plate is hinged to the clamp body; further, when the pressure wheel on the pressure arm presses and limits the U-shaped curved screen, the driving handle and the hinge point of the clamp body and the pressure arm are located on the same horizontal line, and the hinge point of the driving handle and the pressure arm, the connection point of the connecting clamp plate and the driving handle, and the hinge point of the connecting clamp plate and the clamp body are located on the same horizontal line.

[0013] As a preferred embodiment of the detection fixture provided by the utility model, the scissor-type pliers include a fixed pliers arm, a movable pliers arm hinged to the fixed pliers arm, a driving plate and an elastic pushing piece, the fixed pliers arm is hinged to the base, one end of the driving plate is hinged to the movable pliers arm, and the other end of the driving plate is elastically connected to the fixed pliers arm through an elastic pushing piece; the elastic pushing piece includes a push rod slidably mounted on the fixed pliers and a first spring sleeved on the push rod, and the push rod is elastically in contact with the driving plate through the first spring; further, the fixed pliers arm is hinged to the base through a torsion spring, and both the fixed pliers arm and the movable pliers arm are provided with an L-shaped slot.

[0014] As a preferred embodiment of the detection fixture provided by the utility model, it also includes a rotating seat, and the rotating seat includes a base frame and a turntable rotatably mounted on the base frame.

[0015] As a preferred embodiment of the detection fixture provided by the utility model, an L-shaped frame is installed on the base frame, and a tightening bolt is screwed on the L-shaped frame. Four groups of circumferentially evenly distributed positioning bolts are screwed around the four sides of the turntable.

[0016] As a preferred embodiment of the detection fixture provided by the utility model, a mounting plate is installed on the pressure arm, two slides are provided on the mounting plate, the pressure wheel is rotatably installed between the two slides, a slide rod is installed on the slide, the slide rod is slidably installed on the mounting plate, a second spring is sleeved on the slide rod, and the slide is elastically connected to the mounting plate through the second spring; further, one end of the second spring is fixedly connected to the slide, and the other end of the second spring is fixedly connected to the mounting plate.

[0017] As a preferred embodiment of the detection fixture provided by the utility model, an adjustment bolt is threaded on the fixed clamp arm, a hollow slide groove is provided on the adjustment bolt, the push rod can be slidably installed in the hollow slide groove, one end of the first spring abuts against the adjustment bolt, the other end of the first spring is fixedly connected to an end of the push rod away from the adjustment bolt, and a ball is rotatably installed on the contact end of the push rod and the drive plate.

[0018] As a preferred embodiment of the detection fixture provided by the utility model, the front and rear sides and the left and right sides of the inner support core are provided with air suction holes, the inner support core is provided with an air flow channel connected to the air suction holes, and a connecting nozzle connected to the air flow channel is installed on one side of the bottom of the inner support core.

[0019] As a preferred embodiment of the detection fixture provided by the utility model, flexible pads are pasted on the outer wall of the pressure wheel and the inner wall of the L-shaped slot; further, the flexible pad can be a flexible material pad such as a rubber pad or a silicone pad.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] The full-screen mobile phone screen and the detection fixture provided by the utility model adopt a rectangular curved screen, which is bent from the front of the mobile phone to the back to form an integrated U-shaped curved screen; two side display screens are assembled on the side of the mobile phone, and the side display screens can use ordinary LCD display screens, and the remaining bottom area is reserved for the mobile phone charging hole or the mobile phone buttons and hidden cameras; the full-screen mobile phone with display screens on the front, back, left and right sides of the entire mobile phone is realized; the structure is simple, the layout is reasonable, the cost of construction and subsequent use and maintenance costs are low, the process is simple, and the display area can be maximized;

[0022] The inner support core is inserted into the U-shaped curved screen, which is limited by two first clamping mechanisms, and the two side display screens are clamped by two second clamping mechanisms, so that the U-shaped curved screen and the two side display screens are assembled into one. The connection between the U-shaped curved screen and the two side display screens can be visually inspected, the U-shaped curved screen and the two side display screens are connected to external power supply equipment, the display effect is observed, and the convenience of testing the full mobile phone screen is improved. At the same time, the inner support core can effectively support the U-shaped curved screen, effectively reducing the breakage rate of the U-shaped curved screen during the testing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 A schematic diagram of the three-dimensional structure of a comprehensive mobile phone screen provided by the utility model;

[0025] Figure 2 A schematic diagram of the three-dimensional structure of the detection fixture provided by the utility model;

[0026] Figure 3 This is a schematic diagram of the front plan structure of the detection fixture provided by the utility model;

[0027] Figure 4 for Figure 3 Schematic diagram of the cross-section structure at AA in the middle;

[0028] Figure 5 for Figure 3 Schematic diagram of the cross-section structure at BB in the middle;

[0029] Figure 6 for Figure 4 Schematic diagram of the cross-sectional structure at CC in the middle.

[0030] Figure 7 for Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0031] Figure 8 for Figure 5 Schematic diagram of the local enlarged structure at point B in the middle.

[0032] Fig. 9 for Figure 6 Schematic diagram of the partial enlarged structure at point C in the middle.

[0033] The markings in the figure are as follows: 1. Front screen; 2. Back screen; 3. Arc-shaped connecting screen; 4. Side display screen; 5. Base; 6. Inner support core; 7. Pressure wheel; 8. Torsion spring; 9. L-shaped slot; 10. Clamp body; 11. Pressure arm; 12. Connecting card plate; 13. Driving handle; 14. Fixed clamp arm; 15. Movable clamp arm; 16. Driving plate; 17. Push rod; 18. First spring; 19. Base frame; 20. Turntable; 21. L-shaped frame; 22. Tightening bolt; 23. Positioning bolt; 24. Mounting plate; 25. Slide seat; 26. Slide rod; 27. Second spring; 28. Adjusting bolt; 29. ​​Hollow slide groove; 30. Ball; 31. Suction hole; 32. Air flow channel; 33. Connecting nozzle; 34. Flexible pad. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0035] As described in the background technology, a multi-screen display device uses a folding screen to maximize the display area, but the process is complex, the production cost is high, the maintenance difficulty and maintenance cost are high during subsequent use, and there are certain limitations in use.

[0036] In order to solve this technical problem, the utility model provides a comprehensive mobile phone screen and a detection fixture, which is applied to terminal display screens such as mobile phones.

[0037] Specifically, please refer to Figure 1 The full mobile phone screen specifically includes: a U-shaped curved screen; the U-shaped curved screen includes a front screen 1, a back screen 2 and a curved connecting screen 3, the front screen 1 and the back screen 2 are connected by the curved connecting screen 3 and formed into an integral body; a side display screen 4, and the side display screen 4 is located at the connection between the two sides of the U-shaped curved screen.

[0038] The full-screen mobile phone screen and the detection fixture provided by the utility model adopt a rectangular curved screen, which is bent from the front of the mobile phone to the back to form an integrated U-shaped curved screen; two side display screens 4 are assembled on the side of the mobile phone, and the side display screens 4 can use ordinary LCD display screens, and the remaining bottom area is reserved for the mobile phone charging hole or the mobile phone buttons and the hidden camera; the full-screen mobile phone with the front, back, left and right sides of the entire mobile phone as display screens is realized; the structure is simple, the layout is reasonable, the cost of production and subsequent use and maintenance costs are low, the process is simple, and the display area can be maximized.

[0039] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0040] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0041] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0042] Example 1

[0043] Please refer to Figure 2-9 , a detection fixture, used for the detection of the above-mentioned full-screen mobile phone, comprises a base 5, an inner support core 6 installed on the base 5, a first clamping mechanism symmetrically arranged on the front and rear sides of the inner support core 6, and a second clamping mechanism for clamping and limiting the display screens 4 on both sides; the inner support core 6 is used to be inserted into the interior of the U-shaped curved screen, the inner support core 6 fits with the interior of the U-shaped curved screen, and the first clamping mechanism is used for clamping and limiting the two sides of the U-shaped curved screen; the first clamping mechanism comprises a quick clamp and a pressure wheel 7 rotatably installed on the quick clamp; the second clamping mechanism comprises a scissor clamp and a torsion spring 8 hingedly installed on the base 5, the scissor clamp is elastically connected to the base 5 through the torsion spring 8, and the clamping end of the scissor clamp is provided with an L-shaped slot 9; further, the second clamping and limiting mechanism is located on both sides of the inner support core 6, and in a natural state, under the action of the torsion spring 8, the scissor clamp moves to the side close to the inner support core 6.

[0044] The inspection jig provided in this embodiment is used to inspect the assembly and display effect of the U-shaped curved screen and the two side display screens 4 of the full-screen mobile phone before leaving the factory. The existing jig is prone to cause damage to the U-shaped curved screen during the inspection process.

[0045] Insert the inner support core 6 into the U-shaped curved screen, limit it through the two first clamping mechanisms, insert the side display screen 4 into the L-shaped slot 9, clamp the two side display screens 4 through the two second clamping mechanisms, and under the action of the torsion spring 8, the two side display screens 4 are prompted to move toward the inner support core 6, and the two ends of the U-shaped curved screen are in close contact with the side display screens 4, so that the U-shaped curved screen and the two side display screens 4 are assembled into one, and the connection between the U-shaped curved screen and the two side display screens 4 can be visually inspected, and the U-shaped curved screen and the two side display screens 4 are connected to the external power supply equipment to observe the display effect, so as to improve the detection convenience of the full mobile phone screen, and at the same time, the inner support core 6 can effectively support the U-shaped curved screen, effectively reducing the breakage rate of the U-shaped curved screen during the detection process.

[0046] Example 2

[0047] The detection fixture provided in Example 1 is further optimized, specifically, as follows: Figure 7-8As shown, the quick clamp includes a clamp body 10, a pressure arm 11 hingedly mounted on the clamp body 10, a connecting clamp plate 12 and a driving handle 13, the driving handle 13 is hingedly mounted on the pressure arm 11, one end of the connecting clamp plate 12 is hinged to the driving handle 13, and the other end of the connecting clamp plate 12 is hinged to the clamp body 10; further, when the pressure wheel 7 on the pressure arm 11 presses and limits the U-shaped curved screen, the driving handle 13 and the hinge point of the clamp body 10 and the pressure arm 11 are located on the same horizontal line, the hinge point of the driving handle 13 and the pressure arm 11, the connection point of the connecting clamp plate 12 and the driving handle 13, and the hinge point of the connecting clamp plate 12 and the clamp body 10 are located on the same horizontal line, and the connecting clamp plate 12 can have a better pushing and limiting effect on the pressure arm 11.

[0048] The detection fixture provided in this embodiment applies force to the driving handle 13, and the connecting clamping plate 12 can drive the pressure arm 11 to rotate around the hinge point, so that the pressure wheel 7 moves away from or close to the inner support core 6 to achieve clamping of the U-shaped curved screen, and the pressure wheel 7 can achieve active contact between the pressure arm 11 and the U-shaped curved screen, so that the front screen 1 and the back screen 2 on the U-shaped curved screen are closely fitted with the inner support core 6, while avoiding scratches on the U-shaped curved screen, providing a guarantee for the subsequent assembly connection detection between the side display screen 4 and the U-shaped curved screen.

[0049] Example 3

[0050] The detection fixture provided in Example 2 is further optimized, such as Figure 7-8 As shown, the scissor-type pliers include a fixed pliers arm 14, a movable pliers arm 15 hinged to the fixed pliers arm 14, a driving plate 16 and an elastic pushing member, the fixed pliers arm 14 is hinged to the base 5, one end of the driving plate 16 is hinged to the movable pliers arm 15, and the other end of the driving plate 16 is elastically connected to the fixed pliers arm 14 through an elastic pushing member; the elastic pushing member includes a push rod 17 slidably mounted on the fixed pliers and a first spring 18 sleeved on the push rod 17, and the push rod 17 is elastically in contact with the driving plate 16 through the first spring 18; further, the fixed pliers arm 14 is hinged to the base 5 through a torsion spring 8, and both the fixed pliers arm 14 and the movable pliers arm 15 are provided with an L-shaped slot 9.

[0051] In the detection fixture provided in this embodiment, the operator presses the lower part of the movable clamp arm 15 with his thumb to move the fixed clamp arm 14 and the movable clamp arm 15 away from each other, inserts the side display screen 4 into the L-shaped slot 9, and releases the movable clamp arm 15. Under the action of the first spring 18, the push rod 17 pushes the driving plate 16 to move, thereby prompting the movable clamp arm 15 to move the side display screen 4 toward the fixed clamp arm 14, thereby realizing elastic clamping of the side display screen 4; and under the elastic force of the torsion spring 8, the side display screens 4 on both sides can be synchronously moved closer to the inner support core 6, and the side display screens 4 can be in close contact with the U-shaped curved screen.

[0052] Specifically, it also includes a rotating base, which includes a base frame 19 and a turntable 20 rotatably mounted on the base frame 19; when conducting a full-screen inspection of the mobile phone, the turntable 20 is rotated to rotate the front screen 1, the back screen 2 and the side display screen 4 in turn in front of the inspector, and the inspector can perform a visual inspection of each display screen without moving, and the connection between the display screens can be observed in real time.

[0053] Specifically, an L-shaped frame 21 is installed on the base frame 19, and a tightening bolt 22 is screwed on the L-shaped frame 21. Four groups of circumferentially evenly distributed positioning bolts 23 are screwed around the turntable 20; after the turntable 20 has completed its rotation, the tightening bolts 22 are rotated to make the tightening bolts 22 contact with a group of positioning bolts 23 on the turntable 20 to limit the turntable 20 and prevent the turntable 20 from rotating on its own, so as to facilitate the operator to load or unload the full mobile phone screen and avoid the turntable 20 rotating on its own and causing interference in the loading and unloading of the full mobile phone screen.

[0054] Specifically, a mounting plate 24 is installed on the pressure arm 11, and two slides 25 are provided on the mounting plate 24. The pressure wheel 7 is rotatably installed between the two slides 25. A slide rod 26 is installed on the slide rod 25, and the slide rod 26 is slidably installed on the mounting plate 24. A second spring 27 is sleeved on the slide rod 26, and the slide seat 25 is elastically connected to the mounting plate 24 through the second spring 27; further, one end of the second spring 27 is fixedly connected to the slide seat 25, and the other end of the second spring 27 is fixedly connected to the mounting plate 24; under the action of the second spring 27, elastic contact between the pressure wheel 7 and the U-shaped curved screen can be achieved, further improving the convenience of loading and unloading the U-shaped full screen at the inner support core 6, while preventing the pressure wheel 7 from causing damage to the U-shaped curved screen.

[0055] Specifically, an adjusting bolt 28 is screwed on the fixed clamp arm 14, and a hollow slide groove 29 is provided on the adjusting bolt 28. The push rod 17 can be slidably installed in the hollow slide groove 29. One end of the first spring 18 abuts against the adjusting bolt 28, and the other end of the first spring 18 is fixedly connected to the end of the push rod 17 away from the adjusting bolt 28. A ball 30 is rotatably installed on the contact end of the push rod 17 and the driving plate 16; by rotating the adjusting bolt 28, the expansion and contraction amount of the second spring 27 can be adjusted, thereby adaptively adjusting the elastic force of the second spring 27, thereby adjusting the clamping force of the side display screen 4 to avoid excessive or insufficient clamping force, and the ball 30 at the end of the push rod 17 can reduce the friction between the push rod 17 and the driving plate 16 to avoid jamming interference caused by the push rod 17 on the driving plate 16 when the driving plate 16 moves.

[0056] Specifically, suction holes 31 are provided on the front and rear sides and the left and right sides of the inner support core 6. An air flow channel 32 connected to the air flow hole 31 is provided inside the inner support core 6. A connecting nozzle 33 connected to the air flow channel 32 is installed on one side of the bottom of the inner support core 6. The connecting nozzle 33 is connected to an external air suction device, and the U-shaped curved screen and the two side display screens 4 can be tightly adsorbed on the inner support core 6 through the suction holes 31, so that the display screens are tightly fitted to improve the detection accuracy and avoid the occurrence of unqualified detection due to loose fitting.

[0057] Specifically, a flexible pad 34 is pasted on the outer wall of the pressure wheel 7 and the inner wall of the L-shaped slot 9; further, the flexible pad 34 can be made of a flexible material pad such as a rubber pad or a silicone pad; by using the flexible pad 34, a certain protective effect can be played on the U-shaped curved screen and the side display screen 4 to avoid damage to the display screens caused by contact with hard objects.

[0058] The use process of the comprehensive mobile phone screen and the detection fixture provided by the utility model is as follows: the inner support core 6 is inserted into the U-shaped curved screen, and by applying force to the driving handle 13, the connecting clamp plate 12 can drive the pressure arm 11 to rotate around the hinge point, so that the pressure wheel 7 moves away from or close to the inner support core 6 to achieve the clamping of the U-shaped curved screen, and the pressure wheel 7 can achieve the active contact between the pressure arm 11 and the U-shaped curved screen, so that the front screen 1 and the back screen 2 on the U-shaped curved screen are closely fitted with the inner support core 6, and the operator presses the lower part of the movable clamp arm 15 with his thumb to make the fixed clamp arm 14 and the movable clamp arm 15 move away from each other, and the side display screen 4 is inserted into the L-shaped In the card slot 9, the movable clamp arm 15 is released. Under the action of the first spring 18, the push rod 17 pushes the driving plate 16 to move, thereby prompting the movable clamp arm 15 to move the side display screen 4 toward the fixed clamp arm 14. Under the action of the torsion spring 8, the two side display screens 4 are prompted to move toward the inner support core 6. The two ends of the U-shaped curved screen are in close contact with the side display screens 4, so that the U-shaped curved screen and the two side display screens 4 are assembled into one, and the side display screens 4 are elastically clamped; and the external suction equipment is started to make the U-shaped curved screen and the two side display screens 4 fit tightly against the inner support core 6, and the turntable 20 is rotated to perform visual inspection on each display screen.

[0059] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0060] Obviously, the embodiments described above are only some embodiments of the utility model, rather than all embodiments. The preferred embodiments of the utility model are given in the accompanying drawings, but they do not limit the patent scope of the utility model. The utility model can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. Although the utility model is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the utility model specification and the accompanying drawings, directly or indirectly used in other related technical fields, is also within the scope of patent protection of the utility model.

Claims

1. A full-screen mobile phone, It is characterized in that It includes U-shaped curved screen; the U-shaped curved screen comprises a front screen (1), a rear screen (2) and a curved connecting screen (3); the front screen (1) and the rear screen (2) are connected via the curved connecting screen (3) to form an integral body; A side display screen (4), wherein the side display screen (4) is located at the junction of two sides of the U-shaped curved screen.

2. A testing jig for testing the full screen of a mobile phone as claimed in claim 1. It is characterized in that The invention comprises a base (5), an inner support core (6) mounted on the base (5), a first clamping mechanism symmetrically arranged on the front and rear sides of the inner support core (6), and a second clamping mechanism for clamping and limiting the display screens (4) on both sides; the inner support core (6) is used to be inserted into the interior of a U-shaped curved screen, the inner support core (6) fits into the interior of the U-shaped curved screen, and the first clamping mechanism is used for clamping and limiting the two sides of the U-shaped curved screen; the first clamping mechanism comprises a quick clamp and a pressure wheel (7) rotatably mounted on the quick clamp; the second clamping mechanism comprises a scissor-type clamp hingedly mounted on the base (5) and a torsion spring (8), the scissor-type clamp is elastically connected to the base (5) via the torsion spring (8), and the clamping end of the scissor-type clamp is provided with an L-shaped slot (9).

3. The detection jig according to claim 2, It is characterized in that The quick clamp comprises a clamp body (10), a pressure arm (11) hingedly mounted on the clamp body (10), a connecting clamp plate (12) and a driving handle (13), wherein the driving handle (13) is hingedly mounted on the pressure arm (11), one end of the connecting clamp plate (12) is hingedly connected to the driving handle (13), and the other end of the connecting clamp plate (12) is hingedly connected to the clamp body (10).

4. The detection jig according to claim 3, It is characterized in that The scissor-type clamp comprises a fixed clamp arm (14), a movable clamp arm (15) hinged to the fixed clamp arm (14), a driving plate (16) and an elastic pushing member, wherein the fixed clamp arm (14) is hinged to the base (5), one end of the driving plate (16) is hinged to the movable clamp arm (15), and the other end of the driving plate (16) is elastically connected to the fixed clamp arm (14) via the elastic pushing member; the elastic pushing member comprises a push rod (17) slidably mounted on the fixed clamp arm (14) and a first spring (18) sleeved on the push rod (17), and the push rod (17) is elastically in contact with the driving plate (16) via the first spring (18).

5. The detection jig according to claim 2 or 4, It is characterized in that It also comprises a rotating seat, which comprises a base frame (19) and a rotating disk (20) rotatably mounted on the base frame (19).

6. The detection jig according to claim 5, It is characterized in that An L-shaped frame (21) is mounted on the base frame (19), a tightening bolt (22) is screwed onto the L-shaped frame (21), and four groups of circumferentially evenly distributed positioning bolts (23) are screwed onto the periphery of the rotating disk (20).

7. The detection jig according to claim 3, It is characterized in that The pressure arm (11) is mounted with a mounting plate (24), the mounting plate (24) is provided with two slide seats (25), the pressure wheel (7) is rotatably mounted between the two slide seats (25), the slide seat (25) is mounted with a slide rod (26), the slide rod (26) is slidably mounted on the mounting plate (24), a second spring (27) is sleeved on the slide rod (26), and the slide seat (25) is elastically connected to the mounting plate (24) via the second spring (27).

8. The detection jig according to claim 4, It is characterized in that An adjusting bolt (28) is screwed onto the fixed clamp arm (14), and a hollow slide groove (29) is provided on the adjusting bolt (28). The push rod (17) can be slidably installed in the hollow slide groove (29). One end of the first spring (18) abuts against the adjusting bolt (28), and the other end of the first spring (18) is fixedly connected to an end of the push rod (17) away from the adjusting bolt (28). A ball (30) is rotatably installed on the contact end of the push rod (17) and the driving plate (16).

9. The detection jig according to claim 2, It is characterized in that The inner support core (6) is provided with air suction holes (31) on both the front and rear sides and the left and right sides, the inner support core (6) is provided with an air flow channel (32) in communication with the air suction holes (31), and a connecting nozzle (33) in communication with the air flow channel (32) is installed on one side of the bottom of the inner support core (6).

10. The detection jig according to claim 9, It is characterized in that A flexible pad (34) is adhered to the outer wall of the pressing wheel (7) and the inner wall of the L-shaped slot (9).

Images