A testing device for mobile phone camera module

Abstract

The present invention provides a testing device for a mobile phone shooting module, comprising a main housing, a control mainboard is fixedly connected to the inside of the main housing by fasteners, a connecting groove is provided on the top side of the main housing, a turntable is installed inside the connecting groove, a motor is fixedly installed inside the main housing, a driving square rod is fixedly installed on the output end of the motor, a through hole is provided on the bottom side of the connecting groove for the driving square rod to pass through, a rotating seat is fixedly installed on the bottom side of the turntable, and a connecting square hole that can be matched and connected with the driving square rod is provided on the rotating seat; a magnetic suction sheet is fixedly bonded on the top side of the turntable, and a shooting picture is installed on the top side of the turntable. The present invention can realize the flexible movement of the turntable and the shooting picture through the cooperation of the rotating rod and the turntable, thereby realizing the test of the mobile phone's capture performance; through the cooperation of the NFC card reading circuit module and the NFC tag, the NFC tag can be recognized and audio can be played through the MP3 module.

Description

Technical Field

[0001] The present invention belongs to the technical field of mobile phone camera module testing, and more specifically, particularly relates to a testing device for a mobile phone camera module. Background Art

[0002] The camera module of a mobile phone is composed of multiple parts such as lens, CMOS photosensor, analog-to-digital converter, image processor, memory, etc. The general principle of shooting is that when taking a picture of a scene, the light first passes through the lens and shines on the sensor. The sensor converts the light signal into an analog signal, and then converts it into a digital signal through the analog-to-digital converter. Finally, the ISP image processor generates image information and stores it on the mobile phone.

[0003] When selling mobile phones, mobile phone stores usually place test devices in the store to test the performance of the mobile phone camera module. The existing test devices are usually in a static state, making it difficult to test the capture performance of the mobile phone camera module. Therefore, in view of this, the existing structure and defects are studied and improved, and a test device for the mobile phone camera module is provided, in order to achieve a more practical purpose. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides a testing device for a mobile phone camera module, which is achieved by the following specific technical means:

[0005] A testing device for a mobile phone camera module comprises a main shell, wherein a control mainboard is fixedly connected to the interior of the main shell by fasteners, a connecting groove is provided on the top side of the main shell, a turntable is installed on the inner side of the connecting groove, a motor is fixedly installed inside the main shell, a driving square rod is fixedly installed on the output end of the motor, a through hole is provided on the bottom side of the connecting groove for the driving square rod to pass through, a rotating seat is fixedly installed on the bottom side of the turntable, and a connecting square hole that can be matched and connected with the driving square rod is provided on the rotating seat; a magnetic suction sheet 1 is fixedly bonded to the top side of the turntable, a shooting picture is installed on the top side of the turntable, a magnetic suction sheet 2 that can attract the magnetic suction sheet 1 is fixedly bonded to the bottom side of the shooting picture, and an NFC tag is fixedly embedded on the bottom side of the magnetic suction sheet 2; a control board is fixedly installed on the top side of the control mainboard, and a main control MCU, an NFC card reading circuit module and an MP3 module are connected to the control board.

[0006] Furthermore, a switch key and two sets of shift keys are fixedly mounted on the top side of the main shell, the bottom ends of the switch key and the shift keys are inserted into the inner side of the main shell and are commonly connected to a keypad, and the keypad is connected to the control board via wires.

[0007] Furthermore, four groups of connecting holes are symmetrically provided on the top side of the main shell body, and support rods are slidably connected in the four groups of connecting holes. The two side support rods of each group located on the same side of the main shell body are fixedly connected by two groups of fixing rods, springs are fixedly installed on the top ends of the four groups of support rods, and connecting seats are commonly fixedly installed on the top ends of the four groups of springs, and a vibration motor is fixedly installed on the bottom side of the connecting seat. The main shell body is provided with an interface electrically connected to the control panel, and the vibration motor is connected to the interface through a connecting line.

[0008] Furthermore, the connecting seat is provided with a mounting groove, a mobile phone fixing carrier is installed on the inner side of the mounting groove, a connecting plate is fixedly installed on the outer periphery of the mobile phone fixing carrier, and the connecting plate is fixedly connected to the bottom side of the connecting seat by fasteners.

[0009] Furthermore, an LED light strip is fixedly embedded and installed on the outer side of the mounting groove on the bottom side of the connecting base.

[0010] Furthermore, a light shielding sleeve is fixedly mounted on the outer sides of the four groups of support rods on the bottom side of the connecting seat.

[0011] Furthermore, the main shell is an iron shell, and a magnetic ring is fixedly connected to the bottom end of the light-shielding sleeve.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. The present invention can realize flexible movement of the turntable and the photographed pictures through the cooperation of the rotating rod and the turntable, thereby realizing the test of the mobile phone's snapshot performance; through the cooperation of the NFC card reader circuit module and the NFC tag, the NFC tag can be recognized, and the audio can be played through the MP3 module, enriching the functions of the product.

[0014] 2. The present invention can stably fix the mobile phone on the mobile phone fixing carrier through the cooperation of the connecting seat and the mobile phone fixing carrier, and can drive the vibration of the connecting seat through the cooperation of the support rod, spring and vibration motor, thereby simulating the performance of the camera module of the mobile phone in a shaking state, further enriching the functions of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0016] Figure 2 It is a schematic diagram of the structure of the turntable and the photographing picture of the present invention.

[0017] Figure 3 It is a schematic diagram of the structure of the connecting base and the vibration motor of the present invention.

[0018] Figure 4 It is a schematic diagram of the structure of the rotating base and the NFC tag of the present invention.

[0019] Figure 5 It is a schematic diagram of the control board and motor structure of the present invention.

[0020] Figure 6 It is a schematic diagram of the dark environment camera performance test state of the present invention.

[0021] Figure 7 It is a structural schematic diagram of the mobile phone fixing carrier of the present invention.

[0022] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0023] 1. Main housing; 2. Turntable; 201. Rotating seat; 3. Shooting pictures; 4. Control panel; 5. NFC tag; 6. Power button; 7. Shift button; 8. Keypad; 9. Motor; 10. Support rod; 11. Spring; 12. Connecting seat; 13. Mobile phone fixing carrier; 14. Connecting plate; 15. Vibration motor; 16. LED light strip; 17. Shading cover; 18. Magnetic ring. DETAILED DESCRIPTION

[0024] The following embodiments of the present invention are described in further detail in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0025] In the description of the present invention, unless otherwise specified, "plurality" means two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Example:

[0028] As attached Figure 1 To Attachment Figure 7 As shown:

[0029] The present invention provides a testing device for a mobile phone camera module, comprising a main shell 1, wherein a control mainboard is fixedly connected to the inside of the main shell 1 by fasteners, a connecting groove is provided on the top side of the main shell 1, a turntable 2 is installed on the inner side of the connecting groove, a motor 9 is fixedly installed inside the main shell 1, a driving square rod is fixedly installed on the output end of the motor 9, a through hole is provided on the bottom side of the connecting groove for the driving square rod to pass through, a rotating seat 201 is fixedly installed on the bottom side of the turntable 2, and a connecting square hole that can be matched and connected with the driving square rod is provided on the rotating seat 201; a magnetic suction sheet 1 is fixedly bonded to the top side of the turntable 2, a shooting picture sheet 3 is installed on the top side of the turntable 2, a magnetic suction sheet 2 that can attract the magnetic suction sheet 1 is fixedly bonded to the bottom side of the shooting picture sheet 3, and an NFC tag 5 is fixedly embedded on the bottom side of the magnetic suction sheet 2; a control board 4 is fixedly installed on the top side of the control mainboard, and a main control MCU, an NFC card reading circuit module and an MP3 module are connected to the control board 4.

[0030] Among them, a switch key 6 and two sets of gear keys 7 are fixedly embedded on the top side of the main shell 1. The bottom ends of the switch key 6 and the gear keys 7 are inserted into the inner side of the main shell 1 and are commonly connected to a key panel 8. The key panel 8 is connected to the control panel 4 through a wire, which can conveniently control the switch and speed of the motor 9.

[0031] Among them, four groups of connecting holes are symmetrically provided on the top side of the main shell 1, and support rods 10 are slidably connected in the four groups of connecting holes. The support rods 10 on both sides of each group located on the same side of the main shell 1 are fixedly connected by two groups of fixing rods to increase the stability of the support rods 10 when fixed. Springs 11 are fixedly installed on the top ends of the four groups of support rods 10, and a connecting seat 12 is fixedly installed on the top ends of the four groups of springs 11. A vibration motor 15 is fixedly installed on the bottom side of the connecting seat 12. An interface electrically connected to the control board 4 is provided on the main shell 1, and the vibration motor 15 is connected to the interface through a connecting line to simulate the slight shaking of the mobile phone when holding the mobile phone for shooting when in use, thereby realizing a quick and comprehensive detection of the shooting performance of the mobile phone.

[0032] Among them, the connecting seat 12 is provided with a mounting groove, the inner side of the mounting groove is installed with a mobile phone fixing carrier 13, the outer periphery of the mobile phone fixing carrier 13 is fixedly installed with a connecting plate 14, and the connecting plate 14 is fixedly connected to the bottom side of the connecting seat 12 through fasteners. The mobile phone fixing carrier 13 can be flexibly disassembled and assembled to install mobile phone fixing carriers 13 matching different models of mobile phones, thereby realizing testing of different models of mobile phones.

[0033] Among them, an LED light strip 16 is fixedly embedded and installed on the outer side of the installation groove on the bottom side of the connecting base 12 to simulate the influence of light conditions on the shooting performance of the mobile phone.

[0034] Among them, a shading cover 17 is fixedly installed on the bottom side of the connecting seat 12 on the outer side of the four groups of support rods 10 to prevent external light from affecting the test of the mobile phone camera module, and can test the shooting performance of the mobile phone camera module in a dark environment.

[0035] Among them, the main shell 1 is an iron shell, and a magnetic ring 18 is fixedly connected to the bottom end of the shading sleeve 17, which can conveniently and stably fix the shading sleeve 17 and prevent the gap between the shading sleeve 17 and the main shell 1 from causing external light to shine into the inner side of the shading sleeve 17.

[0036] The working principle of this embodiment is as follows: when it is necessary to test the mobile phone's snapshot performance, the motor 9 is started by the switch key 6 and drives the turntable 2 to rotate, the turntable 2 drives the shooting picture 3 to rotate through the magnetic sheet 1 and the magnetic sheet 2, and the mobile phone is used to shoot the rotating shooting picture 3 to test the mobile phone's snapshot performance. When the NFC tag 5 passes through the NFC card reading circuit module, the audio is played through the MP3 module to realize recording of the mobile phone to realize the testing of the recording function of the mobile phone; when it is necessary to simulate the shooting performance of the mobile phone when it is shaken, the support rod 10 is inserted into the connection hole, and then the mobile phone fixing carrier 13 is connected to the mobile phone. It is fixed to the connecting base 12 through the connecting plate 14 and fasteners, and then the mobile phone is fixed on the mobile phone fixing carrier 13, and the vibration motor 15 is started to drive the connecting base 12 to vibrate, so as to simulate the shaking of the mobile phone and test the shooting performance of the mobile phone when it shakes; when it is necessary to test the shooting performance of the mobile phone camera module in dark conditions, pull down the light-shielding cover 17 and fix it to the top side of the main shell 1 through the magnetic ring 18. At this time, the external light is blocked by the light-shielding cover 17, and then start to test the shooting performance of the mobile phone camera module in dark conditions, so that multiple performances of the mobile phone camera module can be tested.

[0037] The embodiments of the present invention are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A testing device for a mobile phone camera module, comprising a main housing (1), wherein a control mainboard is fixedly connected to the inside of the main housing (1) via fasteners, and characterized in that: A connecting groove is provided on the top side of the main housing (1), a turntable (2) is installed inside the connecting groove, a motor (9) is fixedly installed inside the main housing (1), a driving square rod is fixedly installed on the output end of the motor (9), a through hole for the driving square rod to pass through is provided on the bottom side of the connecting groove, a rotating seat (201) is fixedly installed on the bottom side of the turntable (2), and a connecting square hole that can be matched and connected with the driving square rod is provided on the rotating seat (201); a magnetic suction sheet 1 is fixedly bonded on the top side of the turntable (2), a shooting picture (3) is installed on the top side of the turntable (2), a magnetic suction sheet 2 that can attract the magnetic suction sheet 1 is fixedly bonded on the bottom side of the shooting picture (3), and an NFC tag (5) is fixedly embedded on the bottom side of the magnetic suction sheet 2; a control board (4) is fixedly installed on the top side of the control main board, and a main control MCU, an NFC card reading circuit module and an MP3 module are connected to the control board (4); Four groups of connection holes are symmetrically arranged on the top side of the main housing (1), and support rods (10) are slidably connected in the four groups of connection holes. The two side support rods (10) of each group located on the same side of the main housing (1) are fixedly connected by two groups of fixing rods. Springs (11) are fixedly installed on the top ends of the four groups of support rods (10), and a connection seat (12) is commonly fixedly installed on the top ends of the four groups of springs (11). A vibration motor (15) is fixedly installed on the bottom side of the connection seat (12). The main housing (1) is provided with an interface electrically connected to the control panel (4). The vibration motor (15) is connected to the interface via a connecting line; the connection seat (12) is provided with a mounting groove, a mobile phone fixing carrier (13) is installed on the inner side of the mounting groove, a connecting plate (14) is fixedly installed on the outer periphery of the mobile phone fixing carrier (13), and the connecting plate (14) is fixedly connected to the bottom side of the connection seat (12) via a fastener; an LED light strip (16) is fixedly inlaid and installed on the outer side of the mounting groove on the bottom side of the connection seat (12); and a light shielding sleeve (17) is fixedly installed on the outer side of the four groups of support rods (10) on the bottom side of the connection seat (12).

2. The testing device for the mobile phone camera module according to claim 1, characterized in that: A switch key (6) and two sets of shift keys (7) are fixedly mounted on the top side of the main housing (1); the bottom ends of the switch key (6) and the shift keys (7) are inserted into the inner side of the main housing (1) and are connected to a keypad (8); the keypad (8) is connected to the control panel (4) via a wire.

3. The testing device for the mobile phone camera module according to claim 1, characterized in that: The main housing (1) is an iron housing, and a magnetic attraction ring (18) is fixedly connected to the bottom end of the light shielding sleeve (17).

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