阅读说明：本技术 一种电控执行器 (Electric control actuator ) 是由 朱耀杰 于 2021-10-18 设计创作，主要内容包括：本发明提供一种电控执行器,包括电机、一级齿轮、二级齿轮以及输出齿轮组件,所述电机包括一电机主体,所述电机主体的输出端上方设置有电机齿轮,所述一级齿轮的一级大齿轮设置在一级小齿轮的下方；所述二级齿轮的二级大齿轮设置在二级小齿轮的下方；所述输出齿轮组件的输出齿轮固定在输出轴上；所述电机齿轮与所述一级大齿轮啮合,所述一级小齿轮与所述二级大齿轮啮合,所述二级小齿轮与输出齿轮啮合；所述一级齿轮套设在输出轴的下端,所述二级齿轮位于所述电机上方。本发明采用紧凑的齿轮结构排布和合理的空间布局,使电控执行器总体长度大大减小,实现了电控执行器小型化的需求,解决了现有技术中的电控执行器体积偏大的问题。(The invention provides an electric control actuator, which comprises a motor, a primary gear, a secondary gear and an output gear assembly, wherein the motor comprises a motor main body, the motor gear is arranged above the output end of the motor main body, and a primary large gear of the primary gear is arranged below a primary small gear; a secondary large gear of the secondary gear is arranged below a secondary small gear; an output gear of the output gear assembly is fixed on the output shaft; the motor gear is meshed with the first-stage large gear, the first-stage small gear is meshed with the second-stage large gear, and the second-stage small gear is meshed with the output gear; the primary gear is sleeved at the lower end of the output shaft, and the secondary gear is located above the motor. The invention adopts compact gear structure arrangement and reasonable space layout, greatly reduces the overall length of the electric control actuator, realizes the miniaturization requirement of the electric control actuator and solves the problem of larger volume of the electric control actuator in the prior art.)

1. An electrically controlled actuator, comprising: the actuator structure comprises a motor, a primary gear, a secondary gear and an output gear assembly, wherein the motor comprises a motor main body, the motor gear is arranged above the output end of the motor main body, the primary gear comprises a primary big gear and a primary small gear, and the primary big gear is arranged below the primary small gear; the secondary gear comprises a secondary bull gear and a secondary pinion, and the secondary bull gear is arranged below the secondary pinion; the output gear assembly comprises an output gear and an output shaft, and the output gear is fixed on the output shaft;

the motor gear is meshed with the first-stage large gear, the first-stage small gear is meshed with the second-stage large gear, and the second-stage small gear is meshed with the output gear; the primary gear is sleeved at the lower end of the output shaft, and the secondary gear is located above the motor.

2. An electrically controlled actuator according to claim 1, wherein: the actuator comprises an upper cover and a base, the upper end of the output shaft is connected with the upper cover through a first bearing, and the lower end of the output shaft is connected with the base through a second bearing.

3. An electrically controlled actuator according to claim 2, wherein: one end of the output shaft, which extends out of the upper cover, is also connected with a rocker arm, and an output pin is arranged on the rocker arm.

4. An electrically controlled actuator according to claim 2, wherein: the actuator comprises a gear shaft, one end of the gear shaft is fixed on the inner side of the upper cover, and the secondary gear is sleeved at the other end of the gear shaft and rotates around the gear shaft.

5. An electrically controlled actuator according to claim 2, wherein: the motor is arranged in the base, and a waveform elastic sheet is arranged between the bottom of the motor main body and the base.

6. An electrically controlled actuator according to claim 2, wherein: the executor includes the response piece, the response piece is fixed in the lower extreme of output shaft.

7. An electrically controlled actuator according to claim 6, wherein: the actuator comprises a circuit board, a sensor used for detecting the position of the sensing piece is arranged on the circuit board, and the circuit board is fixed on the inner side of the base and close to the sensing piece.

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of mechanical control equipment, in particular to an electric control actuator.

[ background of the invention ]

The electronic control actuator, especially the vehicle electronic control actuator, has limited installation space due to the particularity of the application environment, and more customers require the miniaturization of products. The gear shafts of the common electric control actuator are arranged in parallel, and each gear is provided with a single shaft, so that the appearance of the actuator is larger, and the requirement of product miniaturization cannot be met.

[ summary of the invention ]

The technical problem to be solved by the invention is to provide an electric control actuator, which adopts a relatively compact gear structure arrangement and a reasonable spatial layout, so that the overall length of the electric control actuator is greatly reduced, the space is saved, the volume is reduced, the requirement of miniaturization of the electric control actuator is met, and the problem that the electric control actuator in the prior art is large in volume is solved.

The invention is realized by the following steps:

an electric control actuator structurally comprises a motor, a primary gear, a secondary gear and an output gear assembly, wherein the motor comprises a motor main body, the motor gear is arranged above the output end of the motor main body, the primary gear comprises a primary big gear and a primary small gear, and the primary big gear is arranged below the primary small gear; the secondary gear comprises a secondary bull gear and a secondary pinion, and the secondary bull gear is arranged below the secondary pinion; the output gear assembly comprises an output gear and an output shaft, and the output gear is fixed on the output shaft;

the motor gear is meshed with the first-stage large gear, the first-stage small gear is meshed with the second-stage large gear, and the second-stage small gear is meshed with the output gear; the primary gear is sleeved at the lower end of the output shaft, and the secondary gear is located above the motor.

Furthermore, the actuator comprises an upper cover and a base, the upper end of the output shaft is connected with the upper cover through a first bearing, and the lower end of the output shaft is connected with the base through a second bearing.

Furthermore, one end of the output shaft, which extends out of the upper cover, is also connected with a rocker arm, and an output pin is arranged on the rocker arm.

Furthermore, the actuator comprises a gear shaft, one end of the gear shaft is fixed on the inner side of the upper cover, and the secondary gear is sleeved on the other end of the gear shaft and rotates around the gear shaft.

Further, the motor is arranged in the base, and a waveform elastic sheet is further arranged between the bottom of the motor main body and the base.

Further, the actuator comprises a sensing piece, and the sensing piece is fixed at the lower end of the output shaft.

Furthermore, the actuator comprises a circuit board, a sensor used for detecting the position of the sensing piece is arranged on the circuit board, and the circuit board is fixed on the inner side of the base and close to the sensing piece.

The invention has the following advantages:

the first-stage large gear of the first-stage gear is meshed with a motor gear of the motor, the first-stage small gear is meshed with the second-stage large gear of the second-stage gear, and the second-stage small gear of the second-stage gear is meshed with the output gear, so that the motor can drive the output shaft to rotate and output larger torque. Compared with the traditional transmission mechanism (each gear is provided with a single rotating shaft), the primary gear and the output gear assembly share the rotating shaft (the output shaft), 1 part is reduced, and the space is saved; and the motor is arranged below the secondary gear, so that the space can be saved.

In a word, the invention adopts more compact gear structure arrangement and reasonable space layout, greatly reduces the overall length of the electric control actuator, saves space, reduces cost, meets the requirement of miniaturization of the electric control actuator, and solves the problem of larger volume of the electric control actuator in the prior art.

[ description of the drawings ]

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is a sectional view of an electrically controlled actuator according to the present invention.

Fig. 2 is a schematic layout diagram of a gear of an electric control actuator according to the present invention.

Fig. 3 is a schematic view of an upper cover assembly of an electric control actuator according to the present invention.

In the figure:

1-motor, 1-1-motor body, 1-2-motor gear, 2-primary gear, 2-1-primary gearwheel, 2-2-primary pinion, 3-secondary gear, 3-1-secondary gearwheel, 3-2-secondary pinion, 4-output gear assembly, 4-1-output gear, 4-2-output shaft, 5-rocker arm, 6-output pin, 7-gear shaft, 8-induction part, 9-circuit board, 10-base, 11-upper cover, 12-wave spring plate, 13-secondary bearing, 14 first bearing, 15-fixed plate.

[ detailed description ] embodiments

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings 1-3 and the detailed description. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention relates to an electric control actuator, which structurally comprises a motor 1, a primary gear 2, a secondary gear 3 and an output gear assembly 4, wherein the motor 1 comprises a motor main body 1-1, the motor gear 1-2 is arranged above the output end of the motor main body 1-1, the primary gear 2 comprises a primary big gear 2-1 and a primary small gear 2-2, and the primary big gear 2-1 is arranged below the primary small gear 2-2; the secondary gear 3 comprises a secondary bull gear 3-1 and a secondary pinion gear 3-2, and the secondary bull gear 3-1 is arranged below the secondary pinion gear 3-2; the output gear assembly 4 comprises an output gear 4-1 and an output shaft 4-2, and the output gear 4-1 is fixed on the output shaft 4-2;

the motor gear 1-2 is meshed with the primary gearwheel 2-1, the primary pinion 2-2 is meshed with the secondary gearwheel 3-1, and the secondary pinion 3-2 is meshed with the output gear 4-1; the primary gear 2 is sleeved at the lower end of the output shaft 4-2, and the secondary gear 3 is positioned above the motor 1.

In the implementation, a preferred embodiment is as follows: the actuator comprises an upper cover 11 and a base 10, the upper end of the output shaft 4-2 is connected with the upper cover 11 through a first bearing 14, and the lower end of the output shaft 4-2 is connected with the base 10 through a second bearing 13.

In the implementation, a preferred embodiment is as follows: one end of the output shaft 4-2 extending out of the upper cover 11 is also connected with a rocker arm 5, and an output pin 6 is arranged on the rocker arm 5.

In the implementation, a preferred embodiment is as follows: the actuator comprises a gear shaft 7, one end of the gear shaft 7 is fixed on the inner side of the upper cover 11, the secondary gear 3 is sleeved on the other end of the gear shaft 7 and rotates around the gear shaft 7, and the axial position of the secondary gear is limited by a fixing piece 15 at the lower end.

In the implementation, a preferred embodiment is as follows: the motor 1 is arranged in the base 10, and the wave-shaped elastic sheet 12 is arranged between the bottom of the motor main body 1-1 and the base 10, so that the gap between the motor 1 and the base 10 can be eliminated.

In the implementation, a preferred embodiment is as follows: the actuator comprises a sensing piece 8, and the sensing piece 8 is fixed at the lower end of the output shaft 4-2.

In the implementation, a preferred embodiment is as follows: the actuator comprises a circuit board 9, a sensor for detecting the position of the sensing part 8 is arranged on the circuit board 9, and the circuit board 9 is fixed on the inner side of the base 10 and is close to the sensing part 8.

A primary large gear 2-1 of a primary gear 2 is meshed with a motor gear 1-2 of a motor 1, a primary small gear 2-2 is meshed with a secondary large gear 3-1 of a secondary gear 3, and a secondary small gear 3-2 of the secondary gear 3 is meshed with an output gear 4-1, so that the motor 1 can drive an output shaft 4-2 to rotate and output large torque. The primary gear 2 and the output gear assembly 4 share a rotating shaft (an output shaft 4-2), and compared with a traditional transmission mechanism (each gear is provided with a single rotating shaft), the single-gear transmission mechanism has the advantages that 1 part is reduced, and the space is saved; and the motor 1 is arranged below the secondary gear 3, so that the space can be saved.

In a word, the invention adopts more compact gear structure arrangement and reasonable space layout, greatly reduces the overall length of the electric control actuator, saves space, reduces cost and meets the requirement of miniaturization of the electric control actuator.

Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.