Image pickup drive device for variable aperture

Abstract

The utility model discloses a camera shooting driving device with a variable aperture, which comprises a protective cover and a fixed carrier which are buckled with each other to form a cavity, and a blade layer, a shading sheet, a rotary carrier, a guide assembly and a driving assembly are all arranged in the cavity; the guide assembly comprises a guide piece and a guide groove, the guide piece comprises a fixing part and a guide part connected with the fixing part, the fixing part is of an annular structure, the guide part comprises a plurality of arc-shaped protruding sections, the guide groove comprises a plurality of arc-shaped grooves corresponding to the guide part in position, protrusions are locally arranged in the arc-shaped grooves, and the protrusions are connected with the fixing part. The guide assembly is arranged between the rotary carrier and the fixed carrier corresponding to the rotary carrier in position so as to provide supporting and rotary guiding effects for the rotary carrier; according to the utility model, the guide part and the guide groove adopt a local contact type structure, the friction force is reduced, the stable rotary motion is realized, the guide assembly and the fixed carrier or the rotary carrier form an integrated structure, the size is more stable and controllable, and the superposition tolerance of the motor is reduced.

Description

Technical Field

[0001] The utility model belongs to the field of camera devices, and more specifically, relates to a camera driving device with a variable aperture. Background Art

[0002] With the development of electronic technology, users of electronic devices now have higher and higher requirements for photography or video recording functions. For example, the demand for smart phones or digital cameras and miniature camera modules is also increasing. As for the camera aperture, in places with strong light, the camera can obtain a deeper depth of field and a sharper picture by reducing the aperture, and in places with insufficient light, the amount of light entering can be increased by increasing the aperture, so that a pure picture with higher exposure and lower noise can be obtained.

[0003] Most existing product structures are ball-type structures. To ensure the moving cavity of the mover, additional parts are added to achieve normal operation of the motor. Other structures are required as limiting structures. The ball-type structure has high requirements on the precision of the raw materials. Utility Model Content

[0004] The utility model aims to provide a camera driving device with a variable aperture, in which a local contact guide structure is arranged between a rotating carrier and a fixed carrier to reduce the friction between driven components and realize the smooth movement of the rotating carrier.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows, including: a protective cover and a fixed carrier that are mutually buckled to form a cavity, a blade layer, a light shielding sheet, a rotating carrier, a guide assembly, and a driving assembly are all arranged in the cavity, and the fixed carrier is connected to an electrical connector;

[0006] The guide assembly includes a guide member and a guide groove, the guide member includes a fixed portion and a guide portion connected to the fixed portion, the fixed portion is an annular structure, the guide portion is a plurality of arc-shaped convex segments, and the plurality of arc-shaped convex segments are horizontally distributed along the circumference of the annular structure; the guide groove is a plurality of arc-shaped grooves, and protrusions are partially provided in the arc-shaped grooves. The guide assembly is arranged between the rotating carrier and the fixed carrier corresponding to its position, so as to provide support and rotational guidance for the rotating carrier;

[0007] The driving assembly is disposed between the fixed carrier and the rotating carrier, and is used to drive the rotating carrier to rotate around the Z axis.

[0008] Preferably, the driving component includes a driving magnet and a driving coil, the driving magnet is arranged on one of the rotating carrier or the fixed carrier, the driving coil is arranged on the other of the fixed carrier or the rotating carrier, and the driving magnet and the driving coil are arranged opposite to each other, and the driving coil is electrically connected to the electrical connector.

[0009] Preferably, the fixed carrier includes a first fixed carrier and a second fixed carrier stacked up and down.

[0010] Preferably, the guide member is integrally formed with the rotating carrier, and the plurality of arc-shaped raised segments protrude toward the periphery and are distributed along the outer wall of the rotating carrier. The lower inner wall edge of the first fixed carrier and the upper inner wall edge of the second fixed carrier are respectively provided with half of the arc-shaped groove corresponding to the position of the guide portion, and the first fixed carrier and the second fixed carrier are buckled together to form the guide groove.

[0011] Preferably, the guide member is integrally formed with the second fixed carrier, the plurality of arc-shaped raised segments protrude toward the inner circumference and are distributed along the inner wall of the second fixed carrier, and the outer wall of the rotating carrier is provided with the guide groove corresponding to the position of the guide portion.

[0012] Preferably, the electrical connection member comprises a metal reinforcement member and a spring leaf, the metal reinforcement member is electrically connected to the spring leaf, the spring leaf is electrically connected to the fixed carrier, and the fixed carrier is electrically connected to the driving coil.

[0013] Preferably, the guide member is integrally formed with the rotating carrier, the plurality of arc-shaped raised segments protrude downward and are distributed along the lower portion of the rotating carrier, and the upper portion of the fixed carrier is provided with a guide groove corresponding to the position of the guide portion.

[0014] Preferably, the guide member is integrally formed with the fixed carrier, the plurality of arc-shaped raised segments protrude upward and are distributed along the upper portion of the fixed carrier, and the lower portion of the rotating carrier is provided with a guide groove corresponding to the position of the guide portion.

[0015] Preferably, the blade layer includes a plurality of blades which are circumferentially overlapped, one end of the blade is connected to the rotating carrier, and the other end of the blade is connected to the fixed carrier.

[0016] Preferably, the shading sheet is fixedly connected to the rotating carrier or the fixed carrier.

[0017] The beneficial effects of the utility model are:

[0018] The guide part of the utility model is provided with a plurality of arc-shaped raised sections distributed horizontally in the circumferential direction, which play a supporting and guiding role. A guide groove is arranged at a position corresponding to the rotating carrier or the fixed carrier. The guide groove is a plurality of arc-shaped grooves and a partial protrusion is arranged in the groove. The guide part and the guide groove adopt a local contact structure to reduce friction and realize smooth rotational motion. The guide component and the fixed carrier or the rotating carrier are an integrated structure, and the size is more stable and controllable, thereby reducing the superposition tolerance of the motor.

[0019] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] By describing the exemplary embodiments of the present invention in more detail in conjunction with the accompanying drawings, the above and other purposes, features and advantages of the present invention will become more apparent. In the exemplary embodiments, the same reference numerals generally represent the same components.

[0021] Figure 1 A schematic structural diagram of a guide member according to a first embodiment of the utility model is shown.

[0022] Figure 2 The figure shows the installation diagram of the rotating carrier and the fixed carrier of the first embodiment of the utility model.

[0023] Figure 3 The exploded structural diagram of the variable aperture camera driving device of the first embodiment of the utility model is shown.

[0024] Figure 4 The overall structure schematic diagram of the variable aperture camera driving device of the first embodiment of the utility model is shown.

[0025] Figure 5 A schematic structural diagram of a guide member according to a second embodiment of the utility model is shown.

[0026] Figure 6 The exploded structural diagram of the variable aperture camera drive device of the second embodiment of the utility model is shown.

[0027] Figure 7 A schematic structural diagram of a guide member according to a third embodiment of the utility model is shown.

[0028] Figure 8 A schematic structural diagram of an electrical connector according to a third embodiment of the present utility model is shown.

[0029] Fig. 9 The exploded structural diagram of the variable aperture camera drive device of the third embodiment of the utility model is shown.

[0030] Fig.10 A schematic structural diagram of a guide member according to a fourth embodiment of the present utility model is shown.

[0031] Fig.11 The exploded structural schematic diagram of the variable aperture camera drive device of the fourth embodiment of the utility model is shown.

[0032] Explanation of the accompanying drawings: 1. Protective cover; 2. Blade layer; 3. Shading sheet; 4. Guide; 5. Rotating carrier; 6. First fixed carrier; 7. Second fixed carrier; 8. Electrical connector; 9. Semi-arc-shaped groove; 10. Protrusion; 11. Fixed portion; 12. Guide; 13. Fixed carrier; 14. Spring leaf; 15. Metal reinforcement. DETAILED DESCRIPTION

[0033] The preferred embodiments of the present invention will be described in more detail below. Although the preferred embodiments of the present invention are described below, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present invention more thorough and complete, and to fully convey the scope of the present invention to those skilled in the art. Example 1

[0034] like Figures 1 to 4 As shown, according to the first embodiment of the utility model, the camera driving device with a variable aperture includes:

[0035] The protective cover 1 and the fixed carrier are interlocked to form a cavity, the blade layer 2, the shading sheet 3, the rotating carrier 5, the guide assembly, and the driving assembly are all arranged in the cavity, and the fixed carrier is connected to the electrical connector 8, which is a circuit board.

[0036] The guide assembly includes a guide member 4 and a guide groove. The guide member 4 includes a fixed portion 11 and a guide portion 12 connected to the fixed portion 11. The fixed portion 11 is an annular structure, and the guide portion 12 is a plurality of arc-shaped raised segments. The plurality of arc-shaped raised segments are horizontally distributed along the circumference of the annular structure; the guide groove is a plurality of arc-shaped grooves, and protrusions are partially provided in the arc-shaped grooves. The guide assembly is arranged between the rotating carrier 5 and the fixed carrier corresponding to its position to provide support and rotational guidance for the rotating carrier 5.

[0037] The fixed carrier includes a first fixed carrier 6 and a second fixed carrier 7 stacked up and down, the guide member 4 and the rotating carrier 5 are integrally formed, a plurality of arc-shaped raised segments protrude toward the periphery and are distributed along the outer wall of the rotating carrier 5, the lower inner wall edge of the first fixed carrier 6 and the upper inner wall edge of the second fixed carrier 7 are respectively provided with a half-arc-shaped groove corresponding to the position of the guide portion 12, and the first fixed carrier 6 and the second fixed carrier 7 are buckled together to form a guide groove.

[0038] The driving component is arranged between the fixed carrier and the rotating carrier 5, and includes a driving magnet and a driving coil. The driving magnet is arranged on the rotating carrier 5, and the driving coil is arranged on the fixed carrier. The driving magnet and the driving coil are arranged opposite to each other and are used to drive the rotating carrier 5 to rotate. The driving coil is electrically connected to the electrical connector 8.

[0039] Specifically, the guide member 4 is injection molded on the outer periphery of the rotating carrier 5 through the fixing part 11, so that the guide member 4 and the rotating carrier 5 form an integral structure, the guide part 12 is provided with a plurality of arc-shaped convex sections distributed horizontally in the circumferential direction, the first fixed carrier 6 and the second fixed carrier 7 are buckled up and down to form a guide groove, the guide groove is a plurality of arc-shaped grooves, and a partial convexity is provided in the groove, the guide part 12 and the guide groove adopt a local contact structure to reduce friction and achieve smooth rotation. The guide assembly and the rotating carrier 5 are an integral structure, and also play a role of limiting and supporting, replacing the ball structure, the reed and other structures, the assembly process is simple, the cost is saved, the size is more stable and controllable, and the superposition tolerance of the motor is reduced.

[0040] It also includes a closed-loop sensor, which includes a sensor and a sensing magnet. The sensor is arranged on a fixed carrier, and the sensing magnet is arranged on a rotating carrier, and they are electrically connected to the electrical connectors respectively, and are used to detect feedback and control the rotation of the rotating carrier to adjust the aperture size.

[0041] In this embodiment, the blade layer 2 includes a plurality of blades arranged circumferentially overlapping, one end of the blade is connected to the rotating carrier 5, and the other end is connected to the fixed carrier. The rotating carrier 5 rotates to drive the plurality of blades to rotate and open and close, thereby controlling the opening and closing size of the blades.

[0042] In this embodiment, the shading sheet 3 is disposed at the bottom of the blade layer 2 , and the shading sheet 3 is fixedly connected to the rotating carrier 5 or the fixed carrier.

[0043] When the variable aperture camera drive device of this embodiment is working, the external electrical signal is transmitted to the drive coil through the electrical connector 8. After the drive coil is energized, it interacts with the drive magnet to generate the Lorentz force. The Lorentz force drives the rotating carrier 5 to rotate along the Z axis, thereby adjusting the opening and closing degree of the blades, and finally completing the adjustment of the aperture. Example 2

[0044] like Figure 5 and Figure 6 As shown, according to the second embodiment of the utility model, the camera driving device with a variable aperture includes:

[0045] The protective cover 1 and the fixed carrier are interlocked to form a cavity, the blade layer 2, the shading sheet 3, the rotating carrier 5, the guide assembly, and the driving assembly are all arranged in the cavity, and the fixed carrier is connected to the electrical connector 8, which is a circuit board.

[0046] The guide assembly includes a guide member 4 and a guide groove. The guide member 4 includes a fixed portion 11 and a guide portion 12 connected to the fixed portion 11. The fixed portion 11 is an annular structure, and the guide portion 12 is a plurality of arc-shaped raised segments. The plurality of arc-shaped raised segments are horizontally distributed along the circumference of the annular structure; the guide groove is a plurality of arc-shaped grooves, and protrusions 10 are partially provided in the arc-shaped grooves. The guide assembly is arranged between the rotating carrier 5 and the fixed carrier corresponding to its position to provide support and rotational guidance for the rotating carrier.

[0047] The fixed carrier includes a first fixed carrier 6 and a second fixed carrier 7 stacked up and down, the guide member 4 and the second fixed carrier 7 are integrally formed, a plurality of arc-shaped raised segments protrude toward the inner circumference and are distributed along the inner wall of the second fixed carrier, and the outer wall of the rotating carrier 5 is provided with a guide groove corresponding to the position of the guide portion 12.

[0048] The driving assembly is arranged between the fixed carrier and the rotating carrier 5, and includes a driving magnet and a driving coil. The driving magnet is arranged on the rotating carrier 5, and the driving coil is arranged on the fixed carrier. The driving magnet and the driving coil are arranged opposite to each other, and are used to drive the rotating carrier 5 to rotate. The driving coil is electrically connected to the electrical connector 8. The remaining components of this embodiment are consistent with those of Embodiment 1, and are not described again here.

[0049] Specifically, the guide member 4 is injection molded on the inner periphery of the second fixed carrier 7 through the fixing part 11, so that the guide member 4 and the second fixed carrier 7 form an integral structure, the guide part 12 is provided with a plurality of arc-shaped convex sections distributed horizontally in the circumferential direction, and a guide groove is provided at a position corresponding to the rotating carrier 5. The guide groove is a plurality of arc-shaped grooves, and a partial protrusion 10 is provided in the groove. The guide part 12 and the guide groove adopt a local contact structure to reduce friction and achieve smooth rotation. The guide assembly and the second fixed carrier are an integral structure, and also play a role of limiting and supporting, replacing structures such as balls and springs, with a simple assembly process, cost saving, more stable and controllable dimensions, and reduced motor stacking tolerance. Example 3

[0050] like Figures 7 to 9 As shown, according to the third embodiment of the utility model, the camera driving device with a variable aperture includes:

[0051] A protective cover 1 and a fixed carrier 13 are interlocked to form a cavity, and a blade layer 2, a shading sheet 3, a rotating carrier 5, a guide assembly, and a driving assembly are all arranged in the cavity. The fixed carrier 13 is connected to the electrical connector 8, and the electrical connector 8 includes a metal reinforcement 15 and a spring leaf 14. The metal reinforcement 15 is electrically connected to the spring leaf 14, the spring leaf 14 is electrically connected to the fixed carrier 13, and the fixed carrier 13 is electrically connected to the driving coil; the guide assembly includes a guide member 4 and a guide groove, the guide member 4 includes a fixed portion 11 and a guide portion 12 connected to the fixed portion 11, the fixed portion 11 is an annular structure, and the guide portion 12 is a plurality of arc-shaped raised segments, and the plurality of arc-shaped raised segments are horizontally distributed along the circumference of the annular structure; the guide groove is a plurality of arc-shaped grooves, and protrusions are partially provided in the arc-shaped grooves. The guide assembly is arranged between the rotating carrier 5 and the fixed carrier 13 corresponding to its position, so as to provide support and rotational guidance for the rotating carrier 5.

[0052] The guide member 4 is integrally formed with the fixed carrier 13 , and a plurality of arc-shaped raised sections are raised downward and distributed along the lower portion of the rotating carrier 5 . A guide groove corresponding to the position of the guide portion 12 is provided on the upper portion of the fixed carrier 13 .

[0053] The driving assembly is arranged between the fixed carrier 13 and the rotating carrier 3, and includes a driving magnet and a driving coil. The driving magnet is arranged on the fixed carrier 13, and the driving coil is arranged on the rotating carrier 5. The driving magnet and the driving coil are arranged opposite to each other, and are used to drive the rotating carrier 5 to rotate. The driving coil is electrically connected to the metal reinforcement 15 through the spring 14 and the fixed carrier 13. When working, the electrical signal is transmitted to the spring 14 through the metal reinforcement 15, the spring 14 is transmitted to the fixed carrier 13, and the fixed carrier 13 is transmitted to the driving coil. The remaining components of this embodiment are consistent with those of embodiment 1, and are not repeated here.

[0054] Specifically, the guide member 4 is injection molded at the lower part of the rotating carrier 5 through the fixed part 11, so that the guide member 4 and the rotating carrier 5 form an integrated structure, the guide part 12 is provided with a plurality of arc-shaped raised segments distributed horizontally in the circumferential direction, and the plurality of arc-shaped raised segments are raised downward, and the upper part of the fixed carrier 13 is provided with a guide groove corresponding to the position of the guide part 12, the guide groove is a plurality of arc-shaped grooves, and a partial protrusion is provided in the groove, and the guide part and the guide groove adopt a local contact structure to reduce friction and realize smooth rotation. The guide assembly and the rotating carrier 5 are an integrated structure, which plays a role of limiting and supporting, replacing the ball structure, the spring leaf and other structures, and the assembly process is simple, cost saving, the size is more stable and controllable, and the superposition tolerance of the motor is reduced. Example 4

[0055] like Figure 10 to Figure 11 As shown, according to the third embodiment of the utility model, the camera driving device with a variable aperture includes:

[0056] A protective cover 1 and a fixed carrier 13 are interlocked to form a cavity, and a blade layer 2, a shading sheet 3, a rotating carrier 5, a guide assembly, and a driving assembly are all arranged in the cavity. The fixed carrier 13 is connected to the electrical connector 8, and the electrical connector 8 includes a metal reinforcement 15 and a spring 14. The metal reinforcement 15 is electrically connected to the spring 14, the spring 14 is electrically connected to the fixed carrier 13, and the fixed carrier 13 is electrically connected to the driving coil; the guide assembly includes a guide member 4 and a guide groove, the guide member 4 includes a fixed portion 11 and a guide portion 12 connected to the fixed portion 11, the fixed portion 11 is an annular structure, and the guide portion 12 is a plurality of arc-shaped raised segments, and the plurality of arc-shaped raised segments are horizontally distributed along the circumference of the annular structure; the guide groove is a plurality of arc-shaped grooves, and a protrusion 10 is partially provided in the arc-shaped groove. The guide assembly is arranged between the rotating carrier 5 and the fixed carrier 13 corresponding to its position, so as to provide support and rotational guidance for the rotating carrier 5.

[0057] The guide member 4 is integrally formed with the fixed carrier 13 , and a plurality of arc-shaped raised sections are raised upward and distributed along the upper portion of the fixed carrier 13 . A guide groove corresponding to the position of the guide portion 12 is provided at the lower portion of the rotating carrier 5 .

[0058] The driving assembly is arranged between the fixed carrier and the rotating carrier, and includes a driving magnet and a driving coil. The driving magnet is arranged on the rotating carrier, and the driving coil is arranged on the fixed carrier. The driving magnet and the driving coil are arranged opposite to each other, and are used to drive the rotating carrier to rotate. The driving coil is electrically connected to the metal reinforcement 15 through the spring leaf 14 and the fixed carrier 13. The remaining components of this embodiment are consistent with those of embodiment 1, and are not repeated here.

[0059] Specifically, the guide member 4 is injection molded on the upper part of the fixed carrier 13 through the fixed part 11, so that the guide member 4 and the fixed carrier 13 form an integral structure, the guide part 12 is provided with a plurality of arc-shaped raised segments distributed horizontally in the circumferential direction, and the plurality of arc-shaped raised segments are raised upward, and the lower part of the rotating carrier 5 is provided with a guide groove corresponding to the position of the guide part 12, the guide groove is a plurality of arc-shaped grooves, and a partial protrusion 10 is provided in the groove, and the guide part 12 and the guide groove adopt a local contact structure to reduce friction and realize smooth rotation. The guide assembly and the fixed carrier 13 are an integral structure, which play a role of limiting and supporting, replacing the ball structure, the spring leaf and other structures, and the assembly process is simple, cost saving, the size is more stable and controllable, and the superposition tolerance of the motor is reduced.

[0060] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A variable aperture camera driving device, characterized in that: include: A protective cover (1) and a fixed carrier (13) are interlocked to form a cavity, the blade layer (2), the light shielding sheet (3), the rotating carrier (5), the guide assembly, and the driving assembly are all arranged in the cavity, and the fixed carrier (13) is connected to the electrical connector (8); The guide assembly comprises a guide member (4) and a guide groove, wherein the guide member (4) comprises a fixing portion (11) and a guide portion (12) connected to the fixing portion (11), wherein the fixing portion (11) is an annular structure, and the guide portion (12) is a plurality of arc-shaped raised segments, wherein the plurality of arc-shaped raised segments are horizontally distributed along the circumference of the annular structure; the guide groove is a plurality of arc-shaped grooves, wherein the arc-shaped grooves are partially provided with a protrusion (10), and the guide assembly is arranged between the rotating carrier (5) and the fixed carrier (13) corresponding to its position, so as to provide support and rotational guidance for the rotating carrier (5); The driving component is arranged between the fixed carrier (13) and the rotating carrier (5), and is used to drive the rotating carrier (5) to rotate around the Z axis.

2. The imaging drive device with a variable aperture according to claim 1, characterized in that: The driving assembly comprises a driving magnet and a driving coil, wherein the driving magnet is arranged on one of the rotating carrier (5) and the fixed carrier (13), and the driving coil is arranged on the other of the fixed carrier (13) and the rotating carrier (5), and the driving magnet and the driving coil are arranged opposite to each other, and the driving coil is electrically connected to the electrical connector (8).

3. The imaging drive device with a variable aperture according to claim 2, characterized in that: The fixed carrier (13) comprises a first fixed carrier (6) and a second fixed carrier (7) stacked up and down.

4. The imaging drive device with a variable aperture according to claim 3, characterized in that: The guide member (4) and the rotating carrier (5) are integrally formed, and a plurality of arc-shaped raised sections protrude toward the outer circumference and are distributed along the outer wall of the rotating carrier (5). The lower inner wall edge of the first fixed carrier (6) and the upper inner wall edge of the second fixed carrier (7) are respectively provided with half of the arc-shaped groove (9) corresponding to the position of the guide portion (12), and the first fixed carrier (6) and the second fixed carrier (7) are buckled to form the guide groove.

5. The imaging drive device with a variable aperture according to claim 3, characterized in that: The guide member (4) and the second fixed carrier (7) are integrally formed, the plurality of arc-shaped raised sections protrude toward the inner circumference and are distributed along the inner wall of the second fixed carrier (7), and the outer wall of the rotating carrier (5) is provided with the guide groove corresponding to the position of the guide portion (12).

6. The imaging drive device with a variable aperture according to claim 2, characterized in that: The electrical connection member (8) comprises a metal reinforcement member (15) and a spring leaf (14); the metal reinforcement member (15) is electrically connected to the spring leaf (14); the spring leaf (14) is electrically connected to the fixed carrier (13); and the fixed carrier (13) is electrically connected to the drive coil.

7. The imaging drive device with a variable aperture according to claim 6, characterized in that: The guide member (4) and the rotating carrier (5) are integrally formed, the plurality of arc-shaped raised sections protrude downward and are distributed along the lower portion of the rotating carrier (5), and the upper portion of the fixed carrier (13) is provided with a guide groove corresponding to the position of the guide portion (12).

8. The imaging drive device with a variable aperture according to claim 6, characterized in that: The guide member (4) and the fixed carrier (13) are integrally formed, the plurality of arc-shaped raised sections protrude upward and are distributed along the upper portion of the fixed carrier (13), and the lower portion of the rotating carrier (5) is provided with a guide groove corresponding to the position of the guide portion (12).

9. The imaging driving device with a variable aperture according to claim 1, characterized in that: The blade layer (2) comprises a plurality of blades which are arranged to overlap in the circumferential direction, one end of each blade being connected to the rotating carrier (5) and the other end of each blade being connected to the fixed carrier (13).

10. The imaging driving device with a variable aperture according to claim 1, characterized in that: The light shielding sheet (3) is fixedly connected to the rotating carrier (5) or the fixed carrier (13).

Images