CN-224232027-U - Optical component driving mechanism

Abstract

The utility model provides an optical component driving mechanism, which comprises a movable part, a fixed part and a driving component. The movable part is used for connecting an optical component and can move relative to the fixed part. The driving component is used for driving the movable part to move.

Inventors

• LI QUANMIN
• CHEN SHUSHAN
• Zheng Bairui

Assignees

• TDK株式会社

Dates

Publication Date

20260512

Application Date

20250516

Priority Date

20240517

Claims (20)

1. 1. An optical assembly drive mechanism comprising: A movable part for connecting an optical component; A fixed part, wherein the movable part can move relative to the fixed part, and And the driving component is used for driving the movable part to move.
2. 2. The optical assembly driving mechanism according to claim 1, wherein, The optical assembly driving mechanism further includes: A conductive component for transmitting a driving force generated by the driving component to the movable part, and comprising a contact component, wherein the contact component comprises a first contact part with a plate-shaped structure corresponding to the driving component, and A guiding component for guiding the moving direction of the movable part relative to the fixed part, and comprising a first guiding component, wherein the first guiding component has an elongated structure and extends along a long axis direction, Wherein an angle between a line between a center of the first guide member and a center of the first contact portion and a thickness direction of the first contact portion is less than 10 degrees when viewed along the long axis direction.
3. 3. The optical assembly driving mechanism according to claim 2, wherein, The fixing portion has a polygonal structure when viewed along a main axis, and a first side of the fixing portion is not parallel and perpendicular to a thickness direction of the first contact portion.
4. 4. The optical assembly driving mechanism according to claim 3, wherein, When the fixing part is observed along the main shaft, a second side edge of the fixing part is not parallel and perpendicular to the thickness direction of the first contact part, and the first side edge is not parallel to the second side edge.
5. 5. The optical assembly driving mechanism according to claim 2, wherein, The drive assembly includes: A driving source for generating the driving force; a conductive member for transmitting the driving force, and And the amplifying component is used for amplifying the driving force and is provided with a surface facing the driving source, wherein the amplifying component is provided with a polygonal structure when being observed along the direction vertical to the surface, and the extending direction of a first boundary of the amplifying component is not parallel and is not vertical to the thickness direction of the first contact part.
6. 6. The optical assembly driving mechanism according to claim 5, wherein, The extending direction of a second boundary of the amplifying assembly is not parallel and is not perpendicular to the thickness direction of the first contact portion when viewed along the direction perpendicular to the surface, and the extending directions of the first boundary and the second boundary are not parallel.
7. 7. The optical assembly driving mechanism according to claim 2, wherein, The fixed part comprises a lower shell and an upper shell, the lower shell comprises a bottom wall, the upper shell comprises a support column, the support column extends towards the bottom wall and contacts the bottom wall, wherein the movable part comprises an arc cutting surface, and the arc cutting surface faces towards the support column.
8. 8. The optical assembly driving mechanism according to claim 7, wherein, The upper shell further comprises an L-shaped wall body, the L-shaped wall body extends towards the bottom wall and contacts the bottom wall, the fixing portion is of a polygonal structure, and the support columns and the L-shaped wall body are located at different corners of the fixing portion.
9. 9. The optical assembly driving mechanism according to claim 8, wherein, At least one glue groove is formed on the L-shaped wall body.
10. 10. The optical assembly driving mechanism according to claim 8, wherein, The optical component driving mechanism further comprises a circuit component, the circuit component comprises a circuit board and an electronic component, the circuit board is arranged on the L-shaped wall, and the electronic component is arranged on the circuit board.
11. 11. The optical assembly driving mechanism according to claim 10, wherein, At least one concave hole is formed in the L-shaped wall body, and the electronic component is accommodated in the concave hole.
12. 12. The optical assembly driving mechanism according to claim 11, wherein, The concave holes penetrate through the wall body.
13. 13. The optical assembly driving mechanism according to claim 10, wherein, The circuit assembly further comprises: a first lead connecting the circuit board and the driving assembly and having a first connection section contacting the circuit board, and A second lead connecting the circuit board and the driving assembly and having a second connection section in contact with the circuit board, wherein the first connection section is not parallel to the second connection section.
14. 14. The optical assembly driving mechanism according to claim 13, wherein, The upper shell comprises a first groove, a second groove and a separation part, wherein the first lead is accommodated in the first groove, the second lead is accommodated in the second groove, and the separation part is arranged between the first groove and the second groove.
15. 15. The optical assembly driving mechanism according to claim 2, wherein, The guide assembly includes a second guide assembly parallel to the first guide assembly and adjacent to the drive assembly.
16. 16. The optical assembly driving mechanism according to claim 15, wherein, The fixed part comprises a groove, the movable part comprises a protruding part, the protruding part protrudes out of a top surface of the movable part and surrounds the second guide assembly, and the protruding part is accommodated in the groove.
17. 17. The optical assembly driving mechanism according to claim 16, wherein, The protrusion has a first cutting plane and a second cutting plane, the first cutting plane faces a main shaft of the optical assembly driving mechanism, and the second cutting plane faces away from the main shaft, wherein the first cutting plane is not parallel and perpendicular to the second cutting plane, and the length of the first cutting plane is different from the length of the second cutting plane.
18. 18. The optical assembly driving mechanism according to claim 17, wherein, The convex part is provided with a concave part, and the concave part is connected with the first cutting plane.
19. 19. The optical assembly driving mechanism according to claim 2, wherein, The movable part comprises a containing groove adjacent to the first guiding component, and an inlet of the containing groove is opposite to the first guiding component, wherein the optical component driving mechanism further comprises a magnetic component, and the magnetic component enters the containing groove through the inlet.
20. 20. The optical assembly driving mechanism according to claim 19, wherein, The movable part further comprises an opening formed on a bottom surface of the movable part and communicated with the accommodating groove, wherein the width of the opening is smaller than that of the accommodating groove.

Description

Optical component driving mechanism Technical Field The utility model relates to an optical component driving mechanism. More particularly, the present utility model relates to an optical assembly driving mechanism for driving an optical assembly to move. Background With the development of technology, many electronic devices (such as smart phones or digital cameras) have photographing or video recording functions. The use of these electronic devices is becoming more and more popular and is evolving towards a convenient and light-weight design that provides more options for the user. Disclosure of Invention The utility model provides an optical component driving mechanism, which comprises a movable part, a fixed part and a driving component. The movable part is used for connecting an optical component and can move relative to the fixed part. The driving component is used for driving the movable part to move. In some embodiments, the optical assembly driving mechanism further comprises a conductive assembly and a guiding assembly. The conduction component is used for conducting a driving force generated by the driving component to the movable part and comprises a contact component. The contact assembly includes a first contact portion having a plate-like structure corresponding to the driving assembly. The guiding component is used for guiding the moving direction of the movable part relative to the fixed part and comprises a first guiding component. The first guide component has an elongated structure and extends along a long axis direction. The angle between the line between the center of the first guide member and the center of the first contact portion and the thickness direction of the first contact portion is less than 10 degrees when viewed along the long axis direction. In some embodiments, the fixing portion has a polygonal structure when viewed along a main axis, and a first side of the fixing portion is not parallel and perpendicular to a thickness direction of the first contact portion. In some embodiments, a second side of the fixing portion is not parallel and perpendicular to the thickness direction of the first contact portion when viewed along the main axis, and the first side is not parallel to the second side. In some embodiments, the driving assembly includes a driving source, a conductive assembly, and an amplifying assembly. The driving source is used for generating driving force. The conductive component is used for transmitting driving force. The amplifying component is used for amplifying the driving force and is provided with a surface facing the driving source. The amplifying assembly has a polygonal structure when viewed along a direction perpendicular to the surface, and an extending direction of a first boundary of the amplifying assembly is not parallel and is not perpendicular to a thickness direction of the first contact portion. In some embodiments, the extending direction of a second boundary of the amplifying element is not parallel and is not perpendicular to the thickness direction of the first contact portion when viewed along a direction perpendicular to the surface, and the extending directions of the first boundary and the second boundary are not parallel. In some embodiments, the fixed portion includes a lower housing and an upper housing, the lower housing includes a bottom wall, the upper housing includes a supporting column, the supporting column extends toward the bottom wall and contacts the bottom wall, wherein the movable portion includes an arc cutting surface, and the arc cutting surface faces the supporting column. In some embodiments, the upper housing further includes an L-shaped wall extending toward and contacting the bottom wall, wherein the fixing portion has a polygonal structure, and the support column and the L-shaped wall are located at different corners of the fixing portion. In some embodiments, the L-shaped wall body is formed with at least one glue groove. In some embodiments, the optical component driving mechanism further includes a circuit component, the circuit component includes a circuit board and an electronic component, the circuit board is disposed on the L-shaped wall, and the electronic component is disposed on the circuit board. In some embodiments, at least one concave hole is formed on the L-shaped wall, and the electronic component is accommodated in the concave hole. In some embodiments, the recess extends through the wall. In some embodiments, the circuit assembly further comprises a first lead and a second lead. The first lead wire is connected with the circuit board and the driving assembly and is provided with a first connecting section contacted with the circuit board. The second lead wire is connected with the circuit board and the driving assembly and is provided with a second connecting section contacted with the circuit board. The first connection section is not parallel to the second connection section. In some embodi