阅读说明：本技术 一种应用少齿差摆线齿轮减速器的升降摄像头模组 (lifting camera module applying small tooth difference cycloid gear reducer ) 是由 李志锋 于 2019-10-23 设计创作，主要内容包括：本公开提供了一种应用少齿差摆线齿轮减速器的升降摄像头模组,包括支撑架,支撑架上设置有摄像头模组、与摄像头模组相配合的升降组件及驱动升降组件的电机和少齿差摆线齿轮减速器,少齿差摆线齿轮减速器包括与电机连接的偏心轴、设置在偏心轴上的至少一个摆线齿轮及与摆线齿轮相配合的摆线齿圈,摆线齿轮通过输出轴与升降组件连接,电机通过少齿差摆线齿轮减速器能够驱动升降组件运动以使摄像头模组进行升降。本公开结构简单、紧凑、形式多样,应用范围广,体积小,加工制造方便,传动比范围和传动功率大,降低了制造成本,延长了使用寿命,稳定性和可靠性高,提高了产品的制程良率和量产能力。(The utility model provides a kinds of lift camera module of using few tooth difference cycloid gear reduction unit, including the support frame, be provided with the camera module on the support frame, with camera module matched with lifting unit and drive lifting unit's motor and few tooth difference cycloid gear reduction unit, few tooth difference cycloid gear reduction unit includes the eccentric shaft of being connected with the motor, set up at least cycloid gears and the cycloid ring gear of cooperating with cycloid gear on the eccentric shaft, the cycloid gear passes through the output shaft and is connected with lifting unit, the motor can drive lifting unit motion so that the camera module goes up and down through few tooth difference cycloid gear reduction unit.)

The lifting camera module is characterized by comprising a support frame (2), wherein the support frame (2) is provided with a camera module (4), a lifting component (5) matched with the camera module (4), a motor (3) driving the lifting component (5) and a small-tooth-difference cycloid gear reducer (1), the small-tooth-difference cycloid gear reducer (1) comprises an eccentric shaft (12) connected with the motor (3), at least cycloid gears (13) arranged on the eccentric shaft (12) and cycloid gear rings (111) matched with the cycloid gears (13), the cycloid gears (13) are connected with the lifting component (5) through output shafts (14), and the motor (3) can drive the lifting component (5) to move through the small-tooth-difference cycloid gear reducer (1) so as to enable the camera module (4) to lift.

2. LIFT CAMERA MODULE USING LOW TOOTH DIFFERENCE cycloidal gear reducer according to claim 1, characterized in that, the eccentric shaft (12) comprises sequentially a th connecting part (121) and an eccentric part (122), the th connecting part (121) is coaxially connected with the driving shaft of the motor (3), and the cycloidal gear (13) is arranged on the eccentric part (122).

3. The kind of elevating camera module group using cycloidal gear reducer with small tooth difference according to claim 2, wherein the end of the eccentric portion (122) far from the th connecting portion (121) is provided with a second connecting portion (123), and the output shaft (14) is provided with a second connecting hole (145) matching with the second connecting portion (123).

4. kinds of lifting camera head module applying the cycloidal gear reducer with small tooth difference according to claim 1, characterized in that, the cycloidal gear reducer (1) with small tooth difference further includes a housing (11), the cycloidal gear ring (111) is arranged in the housing (11), the eccentric shaft (12), the cycloidal gear (13) and the output shaft (14) are arranged in the housing (11), the end of the housing (11) far away from the motor (3) is provided with a th through hole (112) correspondingly matched with the output shaft (14).

5. kind of lifting camera module using cycloidal gear reducer with small teeth difference according to claim 4, wherein a retainer (15) matching with the cycloidal gear (13) is provided at the end of the motor (3) in the housing (11), and a second through hole (151) for the eccentric shaft (12) to pass through is provided on the retainer (15).

6. The kind of elevating camera module applying the cycloidal gear reducer with small tooth difference according to claim 4, wherein a plurality of pins (131) are uniformly distributed along the circumference direction at the end of the cycloidal gear (13) far away from the motor (3), a chassis (141) is disposed at the end of the output shaft (14) near the cycloidal gear (13), the diameter of the chassis (141) is larger than that of the through hole (112), a plurality of pin holes (142) corresponding to the plurality of pins (131) are disposed on the chassis (141) along the circumference direction of the output shaft (14), and the center distance between the cycloidal gear ring (111) and the cycloidal gear (13) is equal to the radius difference between the pin holes (142) and the pins (131).

7. The kinds of elevating camera module applying the cycloidal gear reducer with small tooth difference as claimed in of claims 1-6, wherein the elevating assembly (5) comprises a lead screw mechanism (51), a moving block (53) disposed on the lead screw mechanism (51), and a guiding mechanism (52) engaged with the moving block (53), the camera module (4) has a -th protruding portion (41) connected with the moving block (53), the -th protruding portion (41) is slidably connected with the guiding mechanism (52), and the output shaft (14) is connected with the lead screw mechanism (51).

8. The kind of elevating camera module group using cycloidal gear reducer with small tooth difference as claimed in claim 7, wherein the moving block (53) is detachably connected to the protruding part (41).

9. The kinds of elevating camera module group using the cycloidal gear reducer with small tooth difference according to claim 8, wherein the moving block (53) is provided with a permanent magnet (54) magnetically connected to the th protrusion (41).

10. The kind of elevating camera module group using cycloidal gear reducer with small tooth difference as claimed in claim 8, wherein the lower end of the guiding mechanism (52) is provided with an elastic element (55) for matching with the protruding part (41) after separating from the moving block (53), and the moving block (53) is provided with a buffer plate (56) matching with the protruding part (41).

Technical Field

The utility model relates to a camera lift technical field especially relates to kinds of lift camera module of using few poor cycloid gear reduction unit of tooth.

Background

With the rapid development of science and technology, electronic products have become widely used in the work and life of people, especially in mobile terminal electronic devices such as mobile phones and tablet computers, and the 3C electronic products, namely computers (computers), Communication (Communication) and consumer electronics (ConsumerElectronic) are short for short, in order to meet the consumer experience of people, the high screen ratio or full screen technology has become the main development trend of these electronic devices, and the advantages of high screen ratio or full screen atmosphere, beauty and the like are prominent, so that the electronic devices meet the consumer experience of people, and the screen requirements of these electronic devices are higher and higher.

Disclosure of Invention

The problem that this disclosure exists to the above-mentioned prior art exists, proposes kinds of lift camera module of using few tooth difference cycloid gear reduction unit.

In order to solve at least in the above-mentioned technical problem, this disclosure proposes the following technical scheme:

lifting camera module applying small tooth difference cycloid gear reducer, which comprises a supporting frame, a camera module is arranged on the supporting frame, a lifting component matched with the camera module, a motor driving the lifting component and a small tooth difference cycloid gear reducer, wherein the small tooth difference cycloid gear reducer comprises an eccentric shaft connected with the motor, at least cycloid gears arranged on the eccentric shaft and a cycloid gear ring matched with the cycloid gears, the cycloid gears are connected with the lifting component through an output shaft, and the motor can drive the lifting component to move through the small tooth difference cycloid gear reducer so as to lift the camera module.

The small tooth difference planetary transmission device has the advantages that the cycloid gear is used as a planetary gear, the cycloid gear and the cycloid gear ring have fixed tooth number difference, the motor drives an eccentric shaft of the small tooth difference cycloid gear reducer to rotate, the eccentric shaft drives the cycloid gear to do circular motion and enables the cycloid gear and the cycloid gear ring to be matched for speed reduction transmission, namely the cycloid gear performs composite motion of rotation and revolution, meanwhile, the cycloid gear converts the composite motion into stable fixed shaft rotation through an output shaft to output so as to enable the lifting assembly to move, the camera module is controlled to perform lifting motion, small tooth difference planetary transmission is performed through the eccentric shaft, the cycloid gear ring and the output shaft, the small tooth difference planetary transmission device is simple, compact and diversified in form, the application range is wide, the number of parts is small, the size is small, the weight is light, the processing and manufacturing are convenient, the transmission ratio range and the transmission power are large, the operation is stable, the noise is small, the bearing capacity is large, the energy loss is low, the wear resistance is good, the manufacturing cost is reduced, the service life is prolonged, the manufacturing process and the yield of products are improved.

In , the eccentric shaft comprises a th connecting part and an eccentric part in turn, the th connecting part is coaxially connected with the driving shaft of the motor, and the cycloid gear is arranged on the eccentric part.

In , the eccentric part is provided with a second connecting part at the end of far away from the connecting part, and the output shaft is provided with a second connecting hole matched with the second connecting part.

In , the small teeth difference cycloid gear reducer further comprises a housing, the cycloid gear ring is arranged in the housing, the eccentric shaft, the cycloid gear and the output shaft are located in the housing, and a end of the housing, which is far away from the motor, is provided with a th through hole which is correspondingly matched with the output shaft.

In , a holding frame matched with the cycloid gear is arranged at the end close to the motor in the shell, and a second through hole for the eccentric shaft to pass through is arranged on the holding frame.

In , a plurality of pins are uniformly distributed on the end of the cycloid gear far away from the motor along the circumferential direction, a chassis is arranged on the end of the output shaft close to the cycloid gear, the diameter of the chassis is larger than that of the th through hole, a plurality of pin holes correspondingly matched with the plurality of pins are arranged on the chassis along the circumferential direction of the output shaft, and the center distance between the cycloid gear ring and the cycloid gear is equal to the radius difference between the pin holes and the pins.

the lifting assembly comprises a screw mechanism, a moving block arranged on the screw mechanism and a guide mechanism matched with the moving block, the camera module has a th protruding part connected with the moving block, the th protruding part is connected with the guide mechanism in a sliding way, and the output shaft is connected with the screw mechanism.

In , the movable block is detachably connected to the extension.

In , the moving block is provided with a permanent magnet which is magnetically connected with the extending part.

In , the lower end of the guide mechanism is provided with an elastic element which is matched with the extending part after the moving block is separated, and the moving block is provided with a buffer plate which is matched with the extending part.

In addition, in the technical solutions of the present disclosure, the technical solutions can be implemented by adopting conventional means in the art, unless otherwise specified.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a perspective view of kinds of elevating camera modules using a cycloidal gear reducer with small tooth difference according to an embodiment of the present disclosure.

Fig. 2 is a second perspective view of kinds of elevating camera modules using a cycloidal gear reducer with small tooth difference according to an embodiment of the present disclosure.

FIG. 3 is an exploded view of a small tooth difference cycloidal gear reducer provided by an embodiment of the present disclosure.

Fig. 4 is a perspective view of a small tooth difference cycloid gear reducer provided by an embodiment of the present disclosure.

Fig. 5 is a cross-sectional view of a small tooth difference cycloidal gear reducer provided in an embodiment of the present disclosure.

Fig. 6 is a perspective view of a housing provided by an embodiment of the present disclosure.

In the drawing, the reference numerals indicate that the small tooth difference cycloid gear reducer 1, the housing 11, the cycloid gear 111, the through hole 112, the limit step 113, the second extension 114, the eccentric shaft 12, the connecting portion 121, the eccentric portion 122, the second connecting portion 123, the balance mass 124, the connecting hole 125, the cycloid gear 13, the pin shaft 131, the output shaft 14, the chassis 141, the pin hole 142, the notch 143, the boss 144, the second connecting hole 145, the third connecting hole 146, the holder 15, the second through hole 151, the support frame 2, the channel 21, the seal ring 22, the mounting hole 23, the motor 3, the camera module 4, the extension 41, the third through hole 411, the lifting assembly 5, the screw rod mechanism 51, the screw rod 511, the guide mechanism 52, the guide rod 521, the moving block 53, the fourth through hole 531, the fifth through hole 532, the permanent magnet 54, the elastic element 55, and the buffer plate 56.

Detailed Description

For purposes of clarity and understanding of the objects, aspects and advantages of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings and examples, it being understood that the specific embodiments illustrated herein are part of the , and not all embodiments described herein, are intended to illustrate and not limit the disclosure.

In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "both ends", "both sides", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present disclosure.

Throughout the description of the present disclosure, it is noted that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are intended to be , meaning for example, either fixedly connected, removably connected, or physically connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, and communicating between two elements.

Fig. 1 is a perspective view of kinds of lift camera modules using a small tooth difference cycloid gear reducer provided in the embodiment of the present disclosure, fig. 2 is a second perspective view of kinds of lift camera modules using a small tooth difference cycloid gear reducer provided in the embodiment of the present disclosure, fig. 3 is an exploded view of a small tooth difference cycloid gear reducer provided in the embodiment of the present disclosure, fig. 4 is a perspective view of a small tooth difference cycloid gear reducer provided in the embodiment of the present disclosure, fig. 5 is a sectional view of a small tooth difference cycloid gear reducer provided in the embodiment of the present disclosure, and fig. 6 is a perspective view of a housing provided in the embodiment of the present disclosure.