CN216052377U - Connection structure of shell fragment and support, lens drive arrangement and camera device - Google Patents

Connection structure of shell fragment and support, lens drive arrangement and camera device Download PDF

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Publication number
CN216052377U
CN216052377U CN202122608525.1U CN202122608525U CN216052377U CN 216052377 U CN216052377 U CN 216052377U CN 202122608525 U CN202122608525 U CN 202122608525U CN 216052377 U CN216052377 U CN 216052377U
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China
Prior art keywords
shake
spring plate
connection structure
hole
convex
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CN202122608525.1U
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Chinese (zh)
Inventor
代迪
潘寅
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New Shicoh Motor Co Ltd
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New Shicoh Motor Co Ltd
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Priority to CN202122608525.1U priority Critical patent/CN216052377U/en
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Abstract

The utility model belongs to the technical field of anti-shake motors, and particularly relates to a connection structure of a spring plate and a support, a lens driving device and a camera device. It has solved current packaging efficiency low grade technical problem. This connection structure of shell fragment and support, shell fragment are the direction distribution parallel with the optical axis, connection structure is including locating the knot hole on the shell fragment to and locate the protruding knot on the support, protruding knot with detain the cooperation of hole buckle, it is domatic to be equipped with the wedge that distributes in the optical axis direction on protruding knot. The utility model has the advantages that: the assembly efficiency is improved.

Description

Connection structure of shell fragment and support, lens drive arrangement and camera device
Technical Field
The utility model belongs to the technical field of anti-shake motors, and particularly relates to a connection structure of a spring plate and a support, a lens driving device and a camera device.
Background
In the image pickup apparatus, an image pickup motor for carrying a lens and also for driving purposes such as anti-shake and focusing is installed.
1. The prior art is as follows: the existing spring plate is mostly matched with a cylindrical hot riveting column for positioning and fixing, the spring plate is vertically placed and matched with the hot riveting column through a positioning hole, and hot riveting glue is heated;
2. the prior art has the following defects: the advancing direction of the OIS is perpendicular to the advancing direction of the AF, so that when the OIS elastic sheets are installed, the hot riveting column structure cannot be simultaneously and efficiently installed and matched with the two elastic sheets; the problems of complex process and low reliability are caused.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to the above-mentioned problems, and an object of the present invention is to provide a connecting structure of a spring and a bracket, a lens driving device, and an image pickup device that can solve the above-mentioned problems.
In order to achieve the purpose, the utility model adopts the following technical scheme:
this connection structure of shell fragment and support includes:
the shell fragment is the direction distribution parallel with the optical axis, connection structure is including locating the knot hole on the shell fragment to and locate the protruding knot on the support, protruding knot and knot hole buckle cooperation are equipped with the wedge domatic in the distribution of optical axis direction on protruding knot.
In the connection structure of the elastic sheet and the bracket, the buckling hole is a convex hole, the convex buckle is a convex buckle, and the buckling hole is matched with the convex buckle in a buckling manner. Also known as T-buckles or T-holes.
In the connecting structure of the elastic sheet and the bracket, the wedge-shaped slope surface is obliquely distributed from top to bottom outwards.
In the connection structure of the elastic sheet and the support, the buckling hole is an inverted convex hole, the convex buckle is an inverted convex buckle, and the buckling hole is matched with the convex buckle in a buckling manner.
In the connecting structure of the elastic sheet and the bracket, the wedge-shaped slope surfaces are obliquely distributed from top to bottom inwards.
In the connecting structure of the elastic sheet and the bracket, the elastic sheet is a first spring sheet distributed in the X-axis direction and a second spring sheet distributed in the Y-axis direction, and the two ends of the first spring sheet and the two ends of the second spring sheet are respectively provided with the buckling holes.
In the connecting structure of the elastic sheet and the support, the support is an anti-shake outer frame and an anti-shake inner frame, and the anti-shake outer frame is connected to the lens driving base through two opposite first spring sheets; the anti-shake inside casing is relative second reed through two and connects in the anti-shake frame to the anti-shake inside casing is located the anti-shake frame.
The utility model also provides a lens driving device which is provided with the connecting structure of the elastic sheet and the bracket.
The utility model also provides an image pickup device which is provided with the lens driving device.
Compared with the prior art, the utility model has the advantages that:
quick assembly disassembly can be realized in the cooperation in buckle card hole, and the wedge of design is domatic can improve the packaging efficiency.
The vertical spring plate structure ensures the use space and the welding relation.
The design of the snap-in elastic sheet at the same side; designing a wedge-shaped slope so that the OIS elastic sheet and the matched bracket/base can be inserted from the vertical direction; then the elastic sheets on two sides of the OIS are assembled preferentially and simultaneously and then are matched with the base/the bracket;
the design of the convex buckle can be matched with the opening of the convex buckle hole to perform left-right and up-down matching positioning.
Drawings
Fig. 1 is a schematic structural diagram of a lens driving device provided by the present invention.
Fig. 2 is a schematic diagram of a partial explosion structure of the lens driving device provided by the present invention.
Fig. 3 is a schematic diagram of a further exploded structure of fig. 2.
Fig. 4 is a schematic diagram of a further exploded structure of fig. 3.
Fig. 5 is an exploded view of the lens driving base and the circuit board according to the present invention.
Fig. 6 is a schematic structural diagram of a lens driving base provided by the present invention.
Fig. 7 is a schematic view of the explosion structure of the anti-shake outer frame and the anti-shake inner frame provided by the utility model.
Fig. 8 is a schematic view of the explosion structure of the anti-shake inner frame and the second reed provided by the utility model.
Fig. 9 is a schematic view of the anti-shake inner frame structure provided by the present invention.
Fig. 10 is a schematic view of a bottom view angle structure of the anti-shake inner frame provided by the present invention.
Fig. 11 is a schematic view of a third carrier lens structure according to an embodiment of the utility model.
Fig. 12 is a schematic structural diagram of a third embodiment of a mobile phone according to the present invention.
Fig. 13 is a schematic view of the connection structure provided by the present invention.
In the figure, a lens driving base 1, a bottom frame 10, a welding avoidance notch 100, a glue storage tank 101, an avoidance step 102, an embedded metal reinforcing sheet 11, an internal welding terminal 110, an external electric terminal 111, a positioning column 12, a hall sensor 13, a boss 14, a circuit board 2, an embedded coil 20, a positioning hole 21, a clamping part 22, an anti-shake outer frame 3, an elastic sheet fixing part 30, an anti-shake inner frame 4, a first spring sheet 41, a second spring sheet 42, an extension conductive part 420, a first embedded metal reinforcing sheet 43, an embedded conductive part 430, a second embedded metal reinforcing sheet 44, a magnet positioning groove 45, a magnet group 46, an internal magnet 460, an external magnet 461, an embedded metal block 47, a spring sheet fixing part 48, a second spring sheet positioning pin 480, a lens bearing frame 5, a focusing coil 50, an upper spring sheet 6, a bullet sheet 60, a lower spring sheet 7 and a shell 8.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 7 and 13, the connection structure of the elastic sheet and the bracket is a snap connection structure, and preferably, the elastic sheets of this embodiment are distributed in a direction parallel to the optical axis.
Preferably, the spring pieces of the present embodiment are a first spring piece 41 distributed in the X-axis direction and a second spring piece 42 distributed in the Y-axis direction, the first spring piece 41 has two pieces and is parallel to each other, and the second spring piece 42 also has two pieces and is parallel to each other.
The support is an anti-shake outer frame 3 and an anti-shake inner frame 4, the anti-shake outer frame 3 is connected to the lens driving base 1 through two opposite first reeds 41; the anti-shake inner frame 4 is connected to the anti-shake outer frame 3 through two opposite second reeds 42, and the anti-shake inner frame 4 is located in the anti-shake outer frame 3.
Specifically, the connection structure of the present embodiment includes fastening holes provided on the spring plate, that is, the fastening holes are respectively provided at two ends of the first spring plate 41 and two ends of the second spring plate 42. And the convex buckles are arranged on the support and matched with the buckle holes in a buckling manner, and wedge-shaped slope surfaces distributed in the direction of the optical axis are arranged on the convex buckles.
For the convenience of distinction, the buttonholes are:
the two ends of the first reed 41 are respectively provided with a buckling hole 410, the convex column 15 is provided with a convex buckle 150, the wedge-shaped slope surface 151 is arranged on the outer side surface of the convex buckle 150, the buckling hole is a convex hole, the convex buckle is a convex buckle, and the buckling hole is matched with the convex buckle in a buckling mode.
The wedge-shaped slope surfaces are obliquely distributed from top to bottom outwards.
The two ends of the corresponding side of the outer wall of the anti-shake outer frame 3 are respectively provided with a first convex buckle 31, the two ends of the second spring leaf 42 are respectively provided with a first buckle hole 421 corresponding to the first convex buckle one by one, and the first convex buckle is buckled in the first buckle hole. The wedge-shaped slope 151 is disposed on the outer side surface of the first buckle 31.
At the moment, the buckling hole is an inverted convex hole, the convex buckle is an inverted convex buckle, and the buckling hole is matched with the convex buckle in a buckling mode.
The wedge-shaped slope surface on the outer side surface of the first convex buckle 30 is obliquely distributed from top to bottom inwards.
The design of the snap-in elastic sheet at the same side; designing a wedge-shaped slope so that the OIS elastic sheet and the matched bracket/base can be inserted from the vertical direction; then the elastic sheets on two sides of the OIS are assembled preferentially and simultaneously and then are matched with the base/the bracket;
the design of the convex buckle can be matched with the opening of the convex buckle hole to perform left-right and up-down matching positioning.
Example two
Based on the first embodiment, as shown in fig. 1 to 4, the present embodiment provides a lens driving apparatus, which includes a lens driving base 1, an anti-shake outer frame 3 moving in the Y axis relative to the lens driving base 1, and an anti-shake inner frame 4 moving in the X axis relative to the anti-shake outer frame 3, where the anti-shake inner frame 4 is located inside the anti-shake outer frame 3.
The rear end of the anti-shake inner frame 4 close to the lens driving base 1 is provided with the magnet groups 46 corresponding to the embedded coils 2 in the first embodiment one by one, the anti-shake outer frame 3 is driven to move on the Y axis by matching the two opposite magnet groups 46 and the two opposite embedded coils 2, the anti-shake inner frame 4 is driven to move on the X axis by matching the other two opposite magnet groups 46 and the other two opposite embedded coils 2, and the anti-shake purpose is achieved by the movement of the X axis and the movement of the Y axis.
The first spring plate 41 has two pieces and is parallel to each other.
As shown in fig. 5 and 6, the lens driving base 1 of the present embodiment includes a bottom frame 10, an embedded metal reinforcing sheet 11, a circuit board 2, and an embedded coil 20.
Preferably, the bottom frame 10 of the present embodiment is manufactured by injection molding, and the bottom frame 10 has a cylindrical inner wall, and four-sided outer circumferential surfaces.
The embedded metal reinforcing plate 11 is embedded inside the bottom frame 10, and the embedded metal reinforcing plate 11 plays a plurality of roles of conducting electricity and reinforcing the structure of the bottom frame 10.
The rear end face of the bottom frame 10 is an installation fixing face, the front end face of the bottom frame 10 is an end face close to the lens, the circuit board 2 is fixed on the end face of the bottom frame 10 close to the lens, and the embedded metal reinforcing sheet 11 is electrically connected with the circuit board 2 and can be electrically connected with a metal piece through welding.
The circuit board 2 of the present embodiment is a flexible FPC circuit board.
The embedded coils 20 are built into the circuit board 2 in advance, and two pairs of embedded coils 20 are connected in advance within the circuit board 2. One of the pair of embedded coils 20 is driven for X-axis anti-shake, and the other pair of embedded coils 20 is driven for Y-axis anti-shake.
By using the pre-embedded and embedded structure, the thickness of the lens driving device in the optical axis direction can be greatly reduced, thereby achieving the purpose of further reducing the occupied space.
As shown in fig. 5 and 6, in order to improve the mounting efficiency, a plurality of positioning posts 12 are provided on one end surface of the bottom frame 10 where the circuit board is provided, a plurality of positioning holes 21 into which the positioning posts 12 are inserted one by one are provided on the circuit board 2, and the positioning posts 12 are inserted into the positioning holes 21. Preferably, the number of the positioning posts 12 in this embodiment is 2-4, and the number of the positioning holes 21 is equal to the number of the positioning posts 12.
Secondly, when there are 3 or more positioning posts 12, one positioning hole 21 is a kidney-shaped hole, which facilitates fine adjustment of the mounting position of the circuit board.
One end surface of the bottom frame 10 close to the lens is defined as a front end surface, and the end surface far away from the lens is defined as a rear end surface.
Meanwhile, in order to further improve the fixing firmness of the circuit board, 1-4 glue storage grooves 101 are formed in the front end face of the bottom frame 10, and each glue storage groove is internally provided with a glue which is connected with the circuit board. The glue storage tank can ensure that the front end surfaces of the circuit board and the bottom frame 10 are in a surface-to-surface fitting mode, and the installation firmness is ensured.
As shown in fig. 5 and 6, bosses 14 are provided at four corners of the front end surface of the base frame 10, and a locking portion 22 located between two adjacent bosses 14 is connected to the outer peripheral surface of the circuit board 2. The boss 14 of the present embodiment is equal in height to the thickness of the circuit board to prevent assembly interference. A sensor avoiding groove is provided on any two bosses 14, and a hall sensor 13 is provided in each sensor avoiding groove and directly connected to the embedded metal reinforcing sheet 11. One hall sensor 13 is used for detecting the displacement of the lens in the X axis, and the other hall sensor 13 is used for detecting the displacement of the lens in the Y axis. The embedded metal reinforcing sheet 11 is directly connected with the embedded metal reinforcing sheet 11 and is used for supplying power, the cost is low, and the assembly difficulty is reduced.
The inner embedded metal reinforcing sheet 11 is connected with inner welding terminals 110 which extend into the welding avoiding gap 100 one by one, and the inner welding terminals 110 are connected with the circuit board 2 in a welding mode. By utilizing the structure to weld, the welding quality of a welding position can be ensured, the production efficiency can be further improved, and meanwhile, the space is further saved.
Preferably, the weld avoiding notch 100 of the present embodiment is any one of a U-shaped opening and a V-shaped opening. And the inner welding terminal 110 of the present embodiment has any one of a U-shape and a V-shape.
As shown in fig. 5 and 6, the inner welding terminal 110 is formed with a U-shaped or V-shaped opening that may facilitate weld overlay with a circuit board.
Of course, at least one avoidance step 102 is provided at one end of the welding avoidance gap 100 close to the rear end face of the bottom frame to perform an avoidance function.
The inner solder terminal 110 is conformed to the circuit board 2, that is, the inner solder terminal 110 has a flush surface with the front end surface of the bottom frame, so that the circuit board is directly conformed to the inner solder terminal 110 to secure a soldering quality.
Preferably, the number of the embedded metal reinforcing pieces 11 of the present embodiment is equal to the number of the welding avoidance notches 100, each embedded metal reinforcing piece 11 is connected with an inner welding terminal 110, and one welding avoidance notch 100 corresponds to one inner welding terminal 110. The number of the welding avoidance gaps 100 is 4, that is, the embedded metal reinforcing sheet 11 of the present embodiment is 4, two of which supply power to the embedded coil, and the other two of which supply power to the focusing coil.
As shown in fig. 5 and 6, an external connection terminal 111 extending to the outside of the bottom frame 10 is connected to each embedded metal reinforcing plate 11. The external electrical terminals 111 are distributed along the optical axis direction, i.e., are protruded from the rear end surface of the bottom frame.
The external connection terminal 111 is perpendicular to the rear end surface of the bottom frame.
The embedded coil 20 is embedded inside the clamping portion 22.
In addition, each boss 14 is provided with a convex column 15.
As shown in fig. 1 to 4 and 7, both ends of each first spring 41 are respectively mounted on the lens driving base 1, and the anti-shake housing 3 has two opposite sides and two opposite other sides, i.e., two sides of the X axis and two sides of the Y axis.
The middle of one first spring 41 is fixed to one of the two opposite sides of the anti-shake outer frame 3, and the middle of the other first spring 41 is fixed to the other of the two opposite sides.
Either end of each first spring plate 41 is in contact with the corresponding embedded metal reinforcing plate 11 to achieve electrical conduction. Two ends of the first spring 41 are respectively fixed on two adjacent convex columns 15, and the two are connected by using a buckling hole and a convex buckle, as shown in the first embodiment.
As shown in fig. 1-4 and 7-10, the spring fixing parts 30 are respectively connected to two opposite sides of the anti-shake frame 3 near the base, the first springs 41 are located below the corresponding sides of the anti-shake frame 3 where the spring fixing parts 30 are located, the middle parts of the first springs 41 are respectively provided with a plurality of second pin holes, the outer surfaces of the spring fixing parts 30 are provided with first pins into which the second pin holes are inserted one by one, and the anti-shake frame 3 is connected to the lens driving base 1 by using the structure.
The first spring 41 is located below the corresponding side of the anti-shake frame 3 where the spring fixing portion 30 is located, which can reduce the diameter of the lens driving device.
And a second leaf spring 42 having two pieces and being parallel to each other.
The anti-shake inner frame 4 has two opposite X-axis sides and two opposite Y-axis sides.
Two ends of each second spring 42 are respectively fixed to two ends of each side edge of the other two side edges of the anti-shake outer frame 3, and the middle of each second spring 42 is respectively fixed to two corresponding side edges, i.e. two Y-axis side edges, of the anti-shake inner frame 4.
The embedded metal reinforcement piece has four and is embedded respectively inside the four sides of anti-shake frame 3, namely, two first embedded metal reinforcement pieces 43 that are parallel to each other and two second embedded metal reinforcement pieces 44 that are parallel to each other, and a first embedded metal reinforcement piece 43 and a first reed 41 electricity of a slice are connected.
Specifically, an embedded conductive portion 430 is disposed in the middle of each first embedded metal reinforcing plate 43, the first embedded metal reinforcing plate 43 and the embedded conductive portion 430 form a T shape, and the conductive portion 430 is in contact with the first reed 41 to achieve conductivity.
One second spring plate 42 is electrically connected to one first embedded metal reinforcing plate 43, and the other second spring plate 42 is electrically connected to the other first embedded metal reinforcing plate 43.
A magnet group 46 and an embedded coil 20 are disposed opposite to each other in the axial direction of the optical axis.
Energizing the opposing embedded coils 20 in conjunction with the respective magnet pack 46 achieves anti-shake in either the X-axis or the Y-axis motion.
In order to make second reed 42 fixed more stable, be close to at anti-shake inside casing 4 two corresponding outer walls of second reed 42 have reed fixed part 48 respectively, be equipped with second reed locating pin 480 on reed fixed part 48, the middle part of second reed 42 is equipped with the confession second reed patchhole that second reed locating pin 480 inserted one by one realizes that the middle part of second reed is connected fixedly, and simultaneously, reed fixed part 48 is located between anti-shake frame 3 and the lens drive base, the aforesaid is L shape of L shape and inlays solid metal block 47, it includes the vertical portion that pastes with the magnet group and connects in the horizontal portion of vertical portion downside, the outside limit contact that vertical portion was kept away from to foretell extension conductive part 420 and horizontal portion realizes electrically conducting.
Secondly, two ends of the second spring plate 42 are respectively fixed to two ends of the corresponding side surface of the outer wall of the anti-shake outer frame 3, as shown in the first embodiment.
The magnet group 46 includes an inner magnet 460 installed in the magnet positioning groove 45 and having an outer surface conforming to the inner surface of the vertical portion, and a lower side of the inner magnet protruding below the inner surface of the vertical portion, and an outer magnet 461 conforming to the outer surface of the inner magnet protruding below the inner surface of the vertical portion, and having an upper surface conforming to the lower surface of the horizontal portion, and having a lower surface flush with the lower surface of the inner magnet. The lower surfaces of the inner magnet and the outer magnet are located above the corresponding embedded coils.
As shown in fig. 7 to 9, the anti-shake inner frame 4 of the present embodiment has a square shape, for example, a square-shaped anti-shake inner frame 4. Be equipped with magnetite constant head tank 45 respectively at each side inner wall of anti-shake inside casing 4, the magnetite group is fixed in magnetite constant head tank 45, has embedded solid metal block 47 in each side of anti-shake inside casing 4 respectively, and the embedding adopts the integrative mode of moulding plastics, and embedded solid metal block 47 is arranged in carrying out the magnetization to the magnetite group that is fixed in magnetite constant head tank 45.
The anti-shake inner frame 4 is formed by injection molding and the embedding metal blocks 47 are embedded in each side edge of the anti-shake inner frame 4. The mode can ensure good consistency of product production quality, and can also ensure structural strength to cause unstable quality by means of secondary processing.
As shown in fig. 8 to 10, the inner vertical surface of the metal insert 47 is exposed to the bottom surface of the magnet positioning groove 45, and the inner magnet of the magnet set directly adheres to the inner vertical surface of the metal insert 47.
The lower surface of the embedded metal block 47 is vertically distributed with the inner vertical surface of the embedded metal block 47, and the upper surface of the outer magnet of the magnet group is directly attached to the lower surface of the embedded metal block 47.
The embedded metal block 47 is an L-shaped embedded metal block.
The thickness of the embedded metal block 47 is smaller than the wall thickness of the corresponding side of the anti-shake inner frame 4, and the outer wall of the embedded metal block 47 is flush with the outer wall of the corresponding side of the anti-shake inner frame 4, so that a magnet positioning groove 45 is formed on the inner wall of each side of the anti-shake inner frame 4. Direct compliance may directly augment the magnet set to increase the lorentz force.
The height of the embedded metal blocks 47 in the axial direction of the optical axis is smaller than that of the anti-shake inner frame 4 in the axial direction of the optical axis, so that outer magnet positioning notches for accommodating the magnet groups are formed on the lower surface of each embedded metal block 47 and the lower surface of the corresponding side edge of the anti-shake inner frame 4, and the outer magnet positioning notches
The outer magnet positioning notch is used for mounting and fixing the outer magnets of the magnet group, and meanwhile, after the outer magnets are mounted in the outer magnet positioning notches, the openings of the outer magnet positioning notches are flush with the outer magnets so as to prevent movement interference, for example, anti-shake movement interference.
In order to achieve focusing, that is, one groove wall of the magnet positioning groove 45 is the inner surface of the embedded metal block 47, and one second spring plate 42 corresponds to one embedded metal block 47 and is electrically connected with the same, preferably, an extension conductive part 420 is respectively arranged in the middle of each second spring plate 42, and the extension conductive part 420 is electrically connected with the outer surface of the embedded metal block 47 in a contact manner, or can be electrically connected with one side edge of the L-shaped embedded metal block 47 away from the magnet group 46 in a contact manner.
The embedded metal block 47 has the functions of electric conduction and magnetic enhancement, so that the magnet group 46 and the embedded coil have stronger electromagnetic thrust when matched.
Anti-shake inside casing 4 is by injection moulding, in order to ensure the fixed fastness of embedded metal block 47, is equipped with the spread groove respectively at embedded metal block 47's last side and both ends, and then flows into the spread groove and forms unsmooth cooperation fixed connection after the solidification by the injection molding after the injection moulding of anti-shake inside casing 4.
Preferably, the connecting groove of the present embodiment is any one or a combination of a dovetail groove and a U-shaped groove.
In the present embodiment
1. Two magnets are fixedly reinforced through the embedded reinforcing L-shaped plate element;
2, the inner side of the circle center of the AF (big) magnet in the magnetizing direction is an N pole, and the outer side is an S pole; OIS (small) magnet can be an N pole upwards and an S pole downwards; the center of the circle can be an N pole at the inner side and an S pole at the outer side;
the structure effectively increases the utilization rate and the thrust-weight ratio of the double-support frame.
The L-shaped embedded metal block 47 and the magnet structure can effectively save space and increase the thrust-weight ratio.
As shown in fig. 2-4, the lens driving device further includes a lens bearing frame 5 located in the anti-shake inner frame 4, the lens bearing frame 5 is connected to the anti-shake inner frame 4 through an upper spring plate 6 and a lower spring plate 7, as shown in fig. 7-10, the upper spring plate 6 of this embodiment includes two sub spring plates 60, two embedded metal blocks 47 electrically connected to the second spring plate 42 are respectively electrically connected to two sub spring plates 60, that is, the two embedded metal blocks 47 are respectively in contact with and welded to the sub spring plates 60 (refer to the h5 pointing point in fig. 2 as a contact welding point), and the focusing coil 50 wound around the outer circumference of the lens bearing frame 5, one end of the focusing coil 50 is connected to one sub spring plate 60, and the other end of the focusing coil 50 is connected to the other sub spring plate 60. Further, the outer magnets of the magnet group 46 are distributed on the periphery of the focusing coil 50, and the focusing coil 50 is matched with the magnet group 46 after obtaining the electricity of the sub-elastic piece 60, so that the lens bearing frame 5 is driven to move in the axial direction of the optical axis, and focusing is achieved.
The inner and outer magnets may enhance the electromagnetic thrust, and the built-in metal block 47 may further enhance the electromagnetic thrust.
The lens driving device further comprises a shell 8, the shell 8 is buckled on the lens driving base 1, and the anti-shake outer frame 3, the anti-shake inner frame 4 and the lens bearing frame 5 are located in a cavity formed by the lens driving base 1 and the shell 8.
The working principle of the embodiment is as follows:
the embedded metal reinforcing sheets 11 are provided with four sheets for supplying power to the anti-shaking device, and two sheets for focusing and supplying power are provided.
Anti-shake: the anti-shake is X axle and Y axle anti-shake, and embedded metal reinforcing piece 11 utilizes external electricity terminal 111 to get the electricity, then embedded metal reinforcing piece 11 and circuit board 2 switch on, and after getting electric in two pairs of embedded coils 20 this moment, the corresponding magnet group 46 of cooperation makes anti-shake frame 3 remove in Y axle direction, and after getting electric in another pair of embedded coils 20, the corresponding magnet group 46 of cooperation makes anti-shake inside casing 4 remove in X axle direction.
Focusing: the two embedded metal reinforcing sheets 11 supply power to the focus, that is, the embedded metal reinforcing sheets 11 and the first reeds 41 are conducted, the first reeds 41 and the first embedded metal reinforcing sheets 43 are conducted, the first embedded metal reinforcing sheets 43 and the second reeds 42 are conducted, the second reeds 42 and the embedded metal blocks 47 are conducted, the embedded metal blocks 47 and the sub-elastic sheets 60 are conducted, that is, the focusing coil is conducted, the focusing coil and the magnet group 46 are used for generating the lorentz force distributed along the optical axis, and the lorentz force drives the lens bearing frame 5 to move in the axial direction of the optical axis, so that the focusing is realized.
When power is supplied, the power supply to the focus coil is realized by sequentially conducting h1-h5 in the attached drawing 2, and each point of h1-h5 is a welding point, for example, the first welding point h1, and so on.
EXAMPLE III
Based on embodiment two, as shown in fig. 11 to 12, this embodiment provides an image pickup apparatus having the lens driving apparatus described in embodiment two, which carries a lens. Camera devices such as mobile phones and electronic tablets, etc.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims (9)

1. The connection structure of shell fragment and support, shell fragment are the direction distribution parallel with the optical axis, its characterized in that, connection structure is including locating the knot hole on the shell fragment to and locate the protruding knot on the support, protruding knot and knot hole buckle cooperation are equipped with the wedge domatic in the distribution of optical axis direction on protruding knot.
2. The connecting structure of an elastic sheet and a bracket according to claim 1, wherein the fastening hole is a convex hole, the convex fastener is a convex fastener, and the fastening hole and the convex fastener are in snap fit together.
3. The spring-to-bracket connection structure of claim 2, wherein the wedge-shaped ramps are inclined outwardly from top to bottom.
4. The connecting structure of an elastic sheet and a bracket according to claim 1, wherein the fastening hole is an inverted convex hole, the convex buckle is an inverted convex buckle, and the fastening hole and the convex buckle are buckled together.
5. The spring plate and bracket connecting structure of claim 4, wherein the wedge-shaped slopes are distributed obliquely inward from top to bottom.
6. A structure for connecting a spring plate and a bracket according to any one of claims 1-5, wherein the spring plate is a first spring plate (41) distributed in the X-axis direction and a second spring plate (42) distributed in the Y-axis direction, and the two ends of the first spring plate (41) and the two ends of the second spring plate (42) are respectively provided with the above-mentioned fastening holes.
7. The connecting structure of the elastic sheet and the bracket according to claim 6, wherein the bracket is an anti-shake outer frame (3) and an anti-shake inner frame (4), and the anti-shake outer frame (3) is connected to the lens driving base (1) through two first springs (41) which are opposite; the anti-shake inner frame (4) is connected to the anti-shake outer frame (3) through two opposite second reeds (42), and the anti-shake inner frame (4) is located in the anti-shake outer frame (3).
8. Lens driving device, characterized in that the lens driving device has a connection structure of the spring and the support as claimed in any one of claims 1 to 7.
9. An image pickup apparatus having the lens driving apparatus according to claim 8.
CN202122608525.1U 2021-10-28 2021-10-28 Connection structure of shell fragment and support, lens drive arrangement and camera device Expired - Fee Related CN216052377U (en)

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